Skip to content

Ọnụ ụzọ ámá akpaaka, ọnụ ụzọ mkpọda ụlọ ọrụ, na ntinye ọnụ ụzọ mpịaji na-emegharị ahụ

Nọmba mberede dị iche na mba. Ibe a na-eji 911, nọmba maka United States na Canada. Ọtụtụ mba ndị ọzọ na-eji 112, 999, ma ọ bụ nọmba ọzọ. Chọta nọmba maka obodo gị.

Ọnụ ụzọ ihe owuwu ọgbara ọhụrụ na ọnụ ụzọ mgbịrịgba na-ebugharị ihe mgbochi dị arọ na-atụ n'etiti ** 150 na 2,500 kilogram (paụnd 330 na 5,500)** na-eji gearmotors ọkụ eletrik dị elu ma ọ bụ ebule hydraulic. Gburugburu ebe obibi, ebe a na-adọba ụgbọala, ebe a na-adọba ụgbọala, ụlọ nkwakọba ihe, na ebe a na-adọba ụgbọala dị elu, sistemu ụzọ ụzọ atọ dị iche iche na-eme ka ọnyà na-eyi ndụ egwu egwu na nkụchi obi kwa afọ:

Dị ka United States Consumer Product Safety Commission (CPSC) na United Kingdom Health and Safety Executive (HSE) si kwuo, ọtụtụ ụmụaka, ndị na-agafe agafe, na ndị ọrụ na-arụzi ihe a gwepịara ọnwụ mgbe ha rutere n'ụgbọ okporo ígwè nke ọnụ ụzọ ámá na-akpụ akpụ iji pịa bọtịnụ mgbidi dị n'ime ime, gbalịrị ịbanye na oghere dị warara n'etiti ọnụ ụzọ ámá na-agbagharị agbagharị, ma ọ bụ ụlọ nkwakọba ihe na-ekpuchi brik. ihe mmetụta nchekwa dị n'ọnụ ala dara ma ọ bụ onye mmiri mgbochi-ntụziaka ya kwụsịrị. N'adịghị ka ọnụ ụzọ ebe a na-adọba ụgbọala dị arọ, onye na-ahụ maka ọnụ ụzọ worm-gear azụmahịa ma ọ bụ ákwà mgbochi ígwè na-ada ada 800-kilogram (1,760-paụnd) na-emepụta puku kwuru puku Newtons nke ịkpacha ajị na ike nke na-enweghị ike ịkwanye azụ site n'aka mmadụ efu mgbe ihe mgbochi worm na-arụ ọrụ. Ịmara otú e si chọta na sere akwụkwọ ntuziaka clutch ntọhapụ lever, otú e si ebipụ ọkụ eletrik tupu a ngụ oge-na-emechi okirikiri etiwa a nke ugboro abụọ, otú na-ada bookfold ụjọ nku nke a revolving ụzọ, na mgbe igbu oge ịtọhapụ a gbatịa ibu arọ enupịa agbatị na-azọpụta ndụ.

Mee nke a ugbu a

Ọ bụrụ na akpọgidere mmadụ, gwepịa ya, ma ọ bụ kenye ya n'ọnụ ụzọ ámá akpaka, ọnụ ụzọ igwe kwụ ọtọ nke ụlọ ọrụ mmepụta ihe, ma ọ bụ ọnụ ụzọ na-atụgharị azụmahịa, mee ihe isii ndị a ozugbo:

  1. ** Kwụsị bọtịnụ nkwụsị ihe mberede ma ọ bụ bepụ ike eletrik tupu ị metụ ọnụ ụzọ ámá ***: adaberela na ịpị bọtịnụ mgbidi OPEN ọkọlọtọ ma ọ bụ ihe nrịbama dịpụrụ adịpụ naanị ma ọ bụrụ na bọọdụ njikwa adịghị arụ ọrụ, na abanyela n'ime mpaghara pinch mgbe ike dị ndụ. Ọtụtụ ọnụ ụzọ azụmahịa nwere akpaka ** Oge-na-emechi *** nke ga-ebuga ọnụ ụzọ ahụ dị arọ laghachi na gị 15 sekọnd ka e mesịrị. Pịa bọtịnụ na-acha uhie uhie ** Kwụsị Mberede ***, tụgharịa ihu igwe anaghị egbochi ikuku ** gbanyụọ mgba ọkụ n'akụkụ ụlọ moto ka ọ bụrụ gbanyụọ, ma ọ bụ mebie sekit.
  2. ** Were aka ntọhapụ njigide ma ọ bụ dobe pin na moto ọnụ ụzọ iji tọhapụ onye etinyere n'ahụ ***: Ị nweghị ike ịkwanye ọnụ ụzọ na-amagharị kwụ ọtọ ma ọ bụ jiri aka na-emegharị ọnụ ụzọ azụ ebe a na-akpọchi igbe eletriki worm-gear. Chọta ebe a na-adọba ụgbọala dị n'okpuru ọnụ ụzọ ámá, tụgharịa igodo ntọhapụ mberede ma ọ bụ dọpụta ** ntuziaka mwepụta lever / T-handle ** (ma ọ bụ dọpụta pin clevis ebe ogwe aka hydraulic na-ezute ọnụ ụzọ ámá) iji wepụ igbe gear ka ndị mmadụ abụọ guzoro wee nwee ike slide ma ọ bụ tụgharịa ọnụ ụzọ ámá ahụ ozugbo.
  3. **Erutela ogwe aka gị site na mkpọ ígwè nke ọnụ ụzọ ámá iji pịa bọtịnụ njikwa ma ọ bụ hapụ oghere ***: Irute n'okirikiri kwụ ọtọ nke ọnụ ụzọ na-amagharị ma ọ bụ na-atụgharị iji kụọ igodo ime ime ma ọ bụ ntọhapụ akwụkwọ mgbe ọnụ ụzọ ahụ nwere ike bụ isi ihe na-akpata olu na-egbu egbu, obi, na ogwe aka mgbe ọnụ ụzọ ahụ gafere n'ofe nkwado. Na-ejegharị mgbe niile site n'ọnụ ụzọ ndị na-agafe agafe ma ọ bụ rụọ ọrụ njikwa site na oghere dịpụrụ adịpụ.
  4. ** Kwatuo nku "folda akwụkwọ" nke gbajiri agbaji nke ọnụ ụzọ na-emegharị emegharị site n'ịgbasi ike n'akụkụ abụọ nke mpụta **: Ọ bụrụ na ụkwụ nwatakịrị, onye agadi na-agafe agafe, ma ọ bụ ihe enyemaka na-agagharị agagharị dị n'etiti nku ọnụ ụzọ na-atụgharị na mgbidi drum enyo gbagọrọ agbagọ, pịa bọtịnụ nkwụsị Mberede na-acha uhie uhie na post drum. Mee ka ndị okenye abụọ gbasie ike n'otu ụzọ ahụ megide stiles kwụ ọtọ nke nku ọnụ ụzọ dị n'akụkụ iji mebie magnetik ma ọ bụ igwe ** bookfold panic detent **, na-ekwe ka nku gbadaa larịị dị ka ibe akwụkwọ wee mepee oghere mkpochapụ sara mbara.
  5. ** Kpọọ ma kpachie ọnụ ụzọ ihe mkpuchi ụlọ ọrụ dara ada tupu ọ na-akpụ akpụ n'okpuru ***: Ọ bụrụ na igwe mkpuchi igwe kwụ ọtọ dị arọ dabara na onye ọrụ n'ihi mmiri mmiri gbajiri agbaji ma ọ bụ ọdịda agbụ mbanye, bọtịnụ UP eletrik agaghị ebuli ya. Jiri jakị ala hydraulic, ụlọ nkwakọba ihe, ma ọ bụ ogologo ihe nchara ígwè iji bulie ogwe ala dị 30 centimeters (12 sentimita asatọ), na ** osisi siri ike, jakị ígwè, ma ọ bụ brik na-ekpuchi n'okpuru akụkụ abụọ nke ogwe ala ** tupu ịdọpụ onye ahụ n'akụkụ axis nke spain ha.
  6. **Kpọọ ndị ọrụ mberede wee nyochaa maka asphyxia traumatic ma ọ bụ ọrịa nkụchi ogologo oge ***: Kpọọ mpaghara gị nọmba mberede (911 na United States na Canada, 112 gafee European Union, 999 na United Kingdom). Ọ bụrụ na etinyere igbe ma ọ bụ olu onye ahụ tara ahụhụ, hapụ ọnụ ụzọ ámá ozugbo wee malite CPR ọ bụrụ na ha anaghị eku ume. Ọ bụrụ na etinyere obere ụkwụ (apata ma ọ bụ nwa ehi) n'okpuru oke ibu maka ** ihe karịrị nkeji 15 ruo 60 ** ma onye ahụ na-eku ume na-eku ume nke ọma, kpọtụrụ ozi mberede tupu ibuli ibu ahụ iji gbochie mberede. mmerụ ahụ na akụkụ syndromes potassium jidere.

Kedu ihe kpatara na ị nweghị ike ịkwanye ọnụ ụzọ mbugharị akpaka azụ na-ewepụghị igbe gear

Ihe fọrọ nke nta ka ọ bụrụ ọnụ ụzọ ámá ịnya ụgbọ ala azụmahịa yana screw-drive / worm-gear swing ọnụ ụzọ na-eji ** igbe mbelata na-enweghị azụ drivable ** (ma ọ bụ breeki solenoid). Ọ bụ ezie na moto ahụ nwere ike iji 2,000 ruo 6,000 Newtons (450 ruo 1,350 pound) nke ike na-ebugharị ọnụ ụzọ ámá ahụ, na-akwagide oghere ọnụ ụzọ ámá na ndị okenye ise siri ike agaghị atụgharị ikpuru azụ azụ otu millimita. Imefu nkeji dị oké ọnụ ahịa ịgbalị ime ka ọnụ ụzọ kpọchiri akpọchi laghachi azụ ka a tụgidere igbe nwatakịrị n'ogidi brik na-egbu egbu. Ị ga-ebu ụzọ dọkpụrụ ** ntuziaka clutch release lever ** na kabinet moto, kpọghee ngwongwo rack, ma ọ bụ jiri jakị / pry mmanya gbasaa pickets ígwè iche.


Osisi mkpebi nke ọma maka ọnụ ụzọ mechanized na ọnyà ọnụ ụzọ

Jiri osisi mkpebi a na-arụ ọrụ chọpụta kpọmkwem usoro ntọhapụ maka ọnụ ụzọ amị, ọnụ ụzọ swing, mkpuchi rola kwụ ọtọ, na ọnụ ụzọ ntụgharị.

flowchart TD
    Start["Akpọrọ onye ma ọ bụ gwepịa ya n'ọnụ ụzọ moto, ihe mkpuchi mkpuchi, ma ọ bụ ọnụ ụzọ na-atụgharị"] --> DoorType{"1. Kedu ọnụ ụzọ ma ọ bụ usoro ọnụ ụzọ dị na ya?"}
    DoorType -->|"A. Ọnụ ụzọ ámá na-amị amị ma ọ bụ swing"| CutGatePower["1. Tụgharịa moto gbanyụọ Gbanyụọ (ma ọ bụ kụọ Kwụsị) iji gbanyụọ ngụ oge-na-emechi<br/>2. Ekwela ka o ruo n'ọnụ ụzọ ámá"]
    CutGatePower --> DisengageClutch["Chọta igbe moto: dọkpụrụ aka ntọhapụ njigide ma ọ bụ dọba pin clevis na ogwe aka na-efegharị"]
    DisengageClutch --> StuckCheck{"Eji igodo ị nweghị ekpochi mwepụta ahụ?"}
    StuckCheck -->|"Ee: Akpọchiri & Igbe/ Olu"| ForceGate["Jiri jakị ụgbọ ala kwụ n'ahịrị n'etiti ọnụ ụzọ ámá/post, gbutuo yinye nwere ihe mgbochi bolt, ma ọ bụ egwu pry"]
    StuckCheck -->|"Mba: Clutch Ahapụla"| SlideFree["Jiri aka tinye ọnụ ụzọ ámá ma chekwaa ka ọ ghara ịlọghachi na mkpọda"]
    DoorType -->|"B. Industrial Vetikal Steel Roller Shutter"| ShutterCause{"moto ọnụ ụzọ chụdara ya, ka ọ bụ mmiri/agbụ ahụ kụdara?"}
    ShutterCause -->|"moto gbadara"| ShutterBtn["Kụta bọtịnụ elu ma ọ bụ Kwụsị na ọdụ mgbidi; ọ bụrụ na anwụọla, dọpụta aka-nkpịsị aka nkwuli elu"]
    ShutterCause -->|"Mmiri ma ọ bụ yinye gbajiri (ọdịda efu)"| JackShutter["Bulite ogwe ala nke nwere ndụdụ forklift, jakị ụgbọ ala, ma ọ bụ ihe mgbochi pry; kpochie akụkụ abụọ ahụ na ngọngọ osisi siri ike tupu ị wepụ ya"]
    DoorType -->|"C. Ọnụ ụzọ na-atụgharị azụ ahịa"| RevStop["1. Kụta bọtịnụ Nkwụsị Mberede na-acha uhie uhie na ọkwa mbata<br/>2. Pịa akụkụ mpụta nke nku nke ọma ka ọ gaa Bookfold Panic Breakaway"]
    ForceGate --> MedicalTriage["Nyochaa okporo ụzọ ikuku & iku ume: Malite CPR ma ọ bụrụ na ọ na-egbu mgbu; ịchịkwa ọbara ọgbụgba; nyochaa maka Crush Syndrome"]
    SlideFree --> MedicalTriage
    ShutterBtn --> MedicalTriage
    JackShutter --> MedicalTriage
    RevStop --> MedicalTriage

Matrix ntụnyere: mpaghara ọnyà igwe na usoro ntọhapụ site n'ụdị ọnụ ụzọ

Ihe mgbochi ọ bụla nwere moto nwere isi ihe ntukọ arụrụ arụ na ụzọ mgbanaka arụrụ arụ arụrụ arụ maka mpụ ọkụ na mwepu ihe mberede.

Sistemụ ọnụ ụzọ / ọnụ ụzọ ámá Mpaghara igbu egbu na mpaghara nkụja Ihe mmetụta nchekwa ọkọlọtọ (Ọ na-efukarị ma ọ bụ gafere) Usoro akwụkwọ ntuziaka mberede
** Ọnụ ụzọ mbanye kwụ ọtọ (Chain-Drive ma ọ bụ Rack-and-Pinion Cantilever)** 1. N'ihu ihu vs. ịnata kọlụm brik/ njide post *** (ọnyà olu/obi)
2. Na-agafe pickets vs. Ogwe nsu guzoro ** (mpaghara ịkwa osisi)
3. Rollers ndu ekpughere na sprocket yinye mbanye (mkpịsị aka/mkpịsị aka)
UL 325 / EN 12453 nchekwa abụọ: infrared photoelectric beams na-enweghị kọntaktị PLUS kọntaktị nwere mmetụta roba na-eduga na stile na azụ na-akwado rollers. Tụgharịa igodo ntọhapụ ma ọ bụ gbadaa aka ** cam-lock manual release handle ** na ala nke kabinet moto iji mebie sprocket mbanye na igbe igbe worm; ma ọ bụ jiri ihe ndị na-egbutu bolt gbutuo yinye rola ekpughere.
** Ọnụ ụzọ ámá Swing (Ogwe aka akapụtara, Linear Screw, ma ọ bụ Ram n'okpuru ala)** 1. Ọdịiche dị n'etiti oghere ọnụ ụzọ ámá na pier masonry ** (dị warara site na 25 cm ruo 2 cm ka ọnụ ụzọ meghere, na-etipịa aka na isi)
2. Ọnụ ụzọ ámá vs. mkpọda okporo ụzọ na-arị elu
3. Njikọ ogwe aka mkpịsị aka**
Photoelectric anya gafee ma oghere na mmechi swing arcs; Amperage moto dị n'ime (nhụta ihe dị ugbu a) ngbanwe torque. Dọrọ ** hitch/clevis pin** na-ejikọ ogwe aka onye na-eme ihe na nkwado ọnụ ụzọ ámá; ma ọ bụ tinye igodo ntọhapụ triangular/allen n'ime elu ụlọ ihe na-eme ihe ka ị na-akpụgharị ihe nkedo ahụ n'efu.
** Ihe mkpuchi mkpuchi igwe kwụ ọtọ nke ụlọ ọrụ (ihe mkpuchi igwe slat)** 1. Ogwe nchara n'ala vs. ọnụ ụzọ ihe (nkụpịa igbe kwụ ọtọ/olu guillotine)
**2. Ihe mkpuchi gbọmgbọm na-agbakọ n'elu *** (na-ese uwe ndị ọrụ ma ọ bụ mkpịsị aka ma ọ bụrụ na ọ na-agbago)
Pneumatic ma ọ bụ anya ala-ọnụ nchekwa warara; amanyere iwu ** breeki mgbochi ọdịda (ngwa nchekwa nchekwa)** na njedebe na-anaghị akwọ ụgbọ mmiri nke ogwe osisi gbọmgbọm ka akpọchie ma ọ bụrụ na mmiri ma ọ bụ yinye abịara. Ọ bụrụ na ọ kwadoro: pịa bọtịnụ UP. Ọ bụrụ na ike daa: dọpụta obere ntọhapụ ka itinye yinye akwụkwọ ntuziaka na-adịghị agwụ agwụ ** wee dọta yinye ahụ ala n'aka iji bulie ákwà mgbochi ahụ site na mbelata gia.
** Ọnụ ụzọ ntụgharị azụmaahịa (3-Wing ma ọ bụ 4-Wing akpaaka / akwụkwọ ntuziaka)** 1. Mkpọchi nku stile vs. mkpọmkpọ ebe mgbịrịgba mgbịrịgba agbagọ (akpụkpọ ụkwụ, aka, ma ọ bụ anụ ahụ ụmụaka)
**2. Mkpochapụ n'okpuru nku vs. ala ute *** (ọnyà ikiri ụkwụ)
ákwà mgbochi ọnụnọ infrared dị n'elu, eriri rọba kwụ ọtọ na ogidi ọdụ ụgbọ mmiri, yana mgbanaka mkpuchi ikiri ụkwụ n'akụkụ okporo ụzọ ala nke nku ọ bụla. Pịa bọtịnụ uhie ** Nkwụsị Mberede *** bọtịnụ ero; wee gbasie ike na nsọtụ mpụta nke nku ọnụ ụzọ iji merie mmiri na-ebu ma ọ bụ electromagnetic ** bookfold breakaway latch **, na-apịaji nku ndị dị larịị.

Miri miri 1: Mmanya akpaaka na mmanye ọnụ ụzọ ámá

Ọnụ ụzọ nchekwa ígwè dị arọ na ígwè na-echebe ụlọ, ụlọ akwụkwọ, ebe nchekwa onwe ya, na ọnụ ụlọ bụ maka ọnụ ọgụgụ kasị elu na-egbu egbu n'etiti ọnụ ụzọ niile akpaaka. N'okpuru ọkọlọtọ nchekwa United States UL 325 na ọkọlọtọ European ** EN 12453**, ọnụ ụzọ akpaka ọ bụla arụnyere mgbe afọ 2000 gachara, achọrọ ka itinye ya n'ụzọ iwu iji tinye ** opekata mpe usoro nchebe ọnyà abụọ nwere onwe ha** (dị ka ihe na-amata ihe nhụsianya dị n'ime ugbu a gbakwunyere oghere fotoelectric mpụga ma ọ bụ ọnụ ọnụ pneumatic). Agbanyeghị, ọtụtụ puku ọnụ ụzọ ámá ochie enweghị ihe mmetụta nke abụọ kpamkpam, ma ọ bụ ndị nwe ụlọ na-agafe anya foto na-adịghị arụ ọrụ mgbe snow, spiders, ma ọ bụ ngbanwe ngbanwe na-akwụsị ọnụ ụzọ ámá imechi.

Njehie mmadụ atọ na-egbu egbu n'akụkụ ọnụ ụzọ akpaaka

  1. ** Ibanye site na pickets ígwè iji gbanye bọtịnụ ọpụpụ ime ụlọ *: N'ime ọtụtụ akwụkwọ ndekọ ọnwụ CPSC, onye na-agafe agafe ma ọ bụ nwatakịrị na-eguzo n'èzí ọnụ ụzọ ámá mechiri emechi nke ígwè na-amị amị ruru ogwe aka ha (ma dabere n'isi na ubu) n'etiti 10-centimeter (4-inch) vetikal ígwè ogwe iji pịa a green "Push" iji soro bọtịnụ na-acha akwụkwọ ndụ akwụkwọ ndụ. Ozugbo mkpịsị aka ha pịa bọtịnụ ahụ, ọnụ ụzọ ámá dị kilogram 900 (paụnd 2,000) gbagoro n'akụkụ, na-ejide ogwe aka na olu ha n'etiti igwe ntụtụ na-akpụ akpụ na nkuku ngere ahụ guzosiri ike dị ka ụzọ isi mkpa ígwè. N'okpuru UL 325, a ga-agbanyerịrị njikwa ọnụ ụzọ opekata mpe ** 1.8 mita (ụkwụ 6) pụọ na akụkụ ọ bụla na-akpụ akpụ nke ọnụ ụzọ ámá, yabụ na ọ gaghị ekwe omume imetụ ọnụ ụzọ ámá na bọtịnụ aka n'otu oge.
  2. **Ndị na-agafe agafe na-esi n'ọnụ ụzọ ụgbọ ala na-emechi emechi ***: A na-arụ ọnụ ụzọ ụgbọ ala akpaaka naanị maka ụgbọ ala na gwongworo, ọ bụghị maka ndị ji ụkwụ, igwe igwe, ma ọ bụ ụmụaka. Mgbe onye bi na-eso ụgbọ ala site n'ọnụ ụzọ ámá, akpaaka Timer-to-Close ma ọ bụ ihe nchọpụta loop ụgbọ na-akpalite ọnụ ụzọ ahụ ozugbo wee mechie n'azụ bompa ụgbọ ala, na-atụgharị onye na-agafe agafe nke ka na-aga na oghere ahụ.
  3. ** Ịgba egwu ma ọ bụ na-agba n'ọnụ ụzọ cantilever na-akpụ akpụ ***: Ụmụaka na-arịgoro n'ọdụ ụgbọ okporo ígwè dị ala nke ọnụ ụzọ na-amị amị iji "ịgbara" ya meghere nwere ụkwụ, ụkwụ, ma ọ bụ anụ ahụ dọbatara ozugbo n'ime igwe na-eduzi ígwè na-adịghị echekwa ma ọ bụ yinye mbanye sprocket na post nkwado.

Mwepu site na nzọụkwụ site na ọnụ ụzọ mịrị amị ma ọ bụ swing

Ọ bụrụ na etinyere mmadụ n'etiti ọnụ ụzọ akpaka na post ma ọ bụ mgbidi, soro usoro a kpọmkwem:

   [SLIDING GATE ENTRAPMENT RELEASE SEQUENCE]

   Step 1: Hit STOP or flip Electrical Disconnect OFF (Prevents Timer Re-Close)
              |
   Step 2: Locate Manual Clutch Release on Motor Box (Pull Handle / Turn Key)
              |
   Step 3: If Clutch is Padlocked & Chest/Neck is Pinned:
           +--> Option A: Place Car Jack horizontally between iron pickets to spread bars
           +--> Option B: Unbolt or cut drive chain / unpin swing actuator bracket
           +--> Option C: Pry bottom guide wheels off the V-track with a steel bar
  1. ** Nyochaa ma ịpị OPEN adịghị mma ma ọ bụ na a ga-ebipụ ike ozugbo ***:
  2. Ọ bụrụ na etinyere onye a tara ahụhụ mgbe ọnụ ụzọ na-emechi **, ma ị nwere njikwa ime ime ma ọ bụ ọdụ mgbidi na-arụ ọrụ n'aka gị, ịpị ** emeghe *** (ma ọ bụ kpalite ihu rọba na-atụgharị) nwere ike weghachi moto ahụ ozugbo.
  3. ** Iwu dị mkpa ***: Ozugbo ọnụ ụzọ ahụ laghachi azụ 30 centimeters (inch 12) wee tọhapụ onye ahụ, ** ozugbo gbanyụọ isi ọkụ ọkụ ** ma ọ bụ jiri ihe dị arọ gbochie ọnụ ụzọ ámá tupu ịdọpụ onye ahụ, n'ihi na ngụ oge akpaghị aka ma ọ bụ bọọdụ mgbagha nwere ike mebie ọnụ ụzọ ámá ahụ ọzọ 5 sekọnd ka e mesịrị mgbe ị na-egbu ikpere n'ala.
  4. Ọ bụrụ na etinyere onye a tara ahụhụ mgbe ọnụ ụzọ ámá na-emeghe ** (dị ka ịkpụ n'etiti ogwe ọnụ ụzọ ámá na post nkwado azụ, ma ọ bụ tinye ya n'azụ ọnụ ụzọ mgbagharị oghere na mgbidi), ịpị bọtịnụ ịgbalite ọkọlọtọ nwere ike ime ihe ọ bụla ma ọ bụ mee ka ọnụ ụzọ ahụ sie ike. Beepụ ike na mgba ọkụ kwụpụ ozugbo.
  5. ** Wepụ eriri igwe ma ọ bụ pin njikọ ***:
  6. ** N'ọnụ ụzọ ámá na-amị amị ***: Lelee ihu ala ma ọ bụ akụkụ nke kabinet ndị na-arụ ọrụ moto. Dụgharịa ihe mgbaba ntọhapụ nke aka ** (na-abụkarị aka na-acha uhie uhie ma ọ bụ igwe igwe cam nke obere igodo ma ọ bụ mkpọchi echekwabara) ogo 90 apụta. Nke a na-eme ka nkịta akwọ ụgbọ ahụ pụọ na sprocket ka ọnụ ụzọ ámá na-atụgharị na egwu ya.
  7. ** N'ọnụ ụzọ Swing ***: Lelee imi n'ihu nke ogwe aka actuator linear ebe ọ na-adaba na taabụ ọla gbadoro na akwukwo ọnụ ụzọ. Sepụta cotter pin/hitch clip n'ime pin clevis ígwè kwụ ọtọ, kpatụ clevis pin n'elu jiri okwute, mgbanaka, ma ọ bụ hama, ma fegharịa akwụkwọ gate ahụ n'enweghị ogwe aka moto.
  8. ** Ihe mberede manyere ịgbasa mgbe akpọchiri mpụta moto ahụ ***:
  9. Ọ bụrụ na etinyere olu ma ọ bụ igbe nwatakịrị n'etiti pickets ígwè abụọ kwụ ọtọ (ma ọ bụ n'etiti picket na kọlụm masonry) na a na-ekpochi kabinet moto na akwa mkpuchi dị arọ ị nweghị ike imeghe n'ime 30 sekọnd, ** weta Jack scissor ma ọ bụ hydraulic jack site na ogwe nke ụgbọ ala kacha nso **.
  10. Debe jakị ụgbọ ala mechiri emechi ** kwụ ọtọ** n'etiti oghere ọnụ ụzọ igwe abụọ (ma ọ bụ n'etiti stile ọnụ ụzọ na ogidi brik) n'elu ma ọ bụ n'okpuru ahụ onye ihe ahụ metụtara, wee kụchie aka jakị ahụ ngwa ngwa. Ụdị ọnụ ụzọ ámá ígwè a rụrụ ma ọ bụ tubular ígwè na-ehulata n'èzí n'ụzọ dị mfe n'okpuru 1,000 kilogram (1 ton) nke ike jakị kwụ ọtọ, na-emepụta 10 ruo 15 centimeters (4 ruo 6 sentimita) nke iku ume na mkpochapụ n'ime sekọnd 20 na-echeghị maka ndị na-agbasa ọkụ hydraulic.
  11. ** Chekwaa maka mgbagharị ike ndọda n'okporo ụzọ mkpọda**: Ozugbo i wepụrụ njide ahụ n'ọnụ ụzọ na-amị amị nke ewuru n'ụkwụ, ike ndọda nwere ike ime ka ọnụ ụzọ ahụ dị arọ na-arịda n'elu na oke ọsọ. Mee ka ndị mmadụ abụọ guzoro jide etiti ọnụ ụzọ ámá ahụ wee kụnye nkume, mkpakọ wheel, ma ọ bụ ibé osisi n'azụ wiil ndị ahụ ozugbo ọ si n'ebe onye ahụ a na-emegbu nọ pụọ.

Miri miri 2: ọnụ ụzọ mkpuchi igwe kwụ ọtọ nke ụlọ ọrụ na isi iyi torsion gbajiri agbaji

Ụlọ nkwakọba ihe nke azụmahịa, ọdụ ụgbọ mmiri, ọdụ ọkụ, ebe a na-adọba ụgbọala n'okpuru ala, na ebe a na-ere ahịa na-eji ọnụ ụzọ mkpuchi igwe kwụ ọtọ ** (na ọnụ ụzọ ụlọ elu dị elu) na-eru kilogram 300 ruo 2,000 (660 ruo 4,400 pound). N'ihi na ibuli ákwà mgbochi nchara dị kilogram 1,000 ozugbo na moto eletrik ga-achọ nnukwu mkpuchi kreenu, ihe mkpuchi mkpuchi na-adabere na isi iyi **helical torsion ** dị arọ nke etinyere n'ime ma ọ bụ n'akụkụ ogwe gbọmgbọm dị n'elu iji kwado nha 80 ruo 90 nke ọnụ ụzọ nwụrụ anwụ.

Kedu ihe kpatara mkpuchi mkpuchi ụlọ ọrụ na-ada dị ka guillotine

Ọnụ ụzọ rola kwụ ọtọ na-etipịa onye nọ n'okpuru ya site na ụdị ọdịda abụọ dị iche iche:

  1. **Mba ụgbọala gbadara agbadata na ihe mmetụta ihu ala dara ada ***: Onye ọrụ ahụ na-pịa bọtịnụ DOWN (ma ọ bụ loop ụgbọ ala na-akpalite mmechi akpaaka) wee nwaa ọbọbọ n'okpuru ọnụ ụzọ na-arịdata ma ọ bụ dọpụta jakị pallet n'ọnụ ụzọ. Ọ bụrụ na ọkpọkọ ikuku nke ikuku pneumatic ma ọ bụ oghere anya dị n'ime ala ihu igwe rọba dị n'ime ala kụjie, kewaa, ma ọ bụ gafere, gearmotor 3-phase gearmotor dị elu na-ebugharị ákwà mgbochi nchara n'azụ, obi, ma ọ bụ n'olu onye ọrụ, na-atụnye ha kwụ ọtọ n'akụkụ ọnụ ụzọ.
  2. ** Ọdachi Torsion Spring, End-Shaft, or Drive-Chain Rupture (Free-Fall Crash): Mgbe ike gwụrụ n'elu mmiri mmiri na-ada, ma ọ bụ mgbe agbụ ígwè na-ejikọta moto eletrik na sprocket barrel na-agbaji n'ọnụ ụzọ na-enweghị ọrụ ** mgbochi-adaghachi azụ breeki (inertia catch) na-ebelata nchara nchara nchara nchara nchara. ike ndọda n'ihe na-erughị 1.5 sekọnd, na-akụda n'ime ala ihe.

Mwepu site na nzọụkwụ site n'okpuru ọnụ ụzọ mkpuchi rola

Ụdị ọdịda Ihe kpatara njikwa ọkọlọtọ ji ada ma ọ bụ nwee ihe ịga nke ọma Usoro mkpochapụ kpọmkwem
** Ọnọdụ A: moto chụpụrụ ụzọ ahụ n'ime onye ahụ (mmiri & yinye adịghị emebi emebi)** The counter-balance spring ka na-akwado 85% nke ọnụ ụzọ arọ; moto na-ejide ma ọ bụ na-akwatu ya ala. 1. Pịa bọtịnụ UP akwụkwọ ndụ akwụkwọ ndụ na ọdụ njikwa mgbidi; n'ọtụtụ ọnyà moto na-adịghị emebi emebi, moto na-atụgharị ma welie ọnụ ụzọ n'ime sekọnd abụọ.
2. Ọ bụrụ na njikwa eletrịkị anwụọla ***: Bulie mgbanaka waya nke kpọgidere n'elu moto dị n'elu ka ọ banye n'ụdị ntuziaka, wee dọpụta agbụ aka aka na-enweghị ngwụcha *** gbadaa ka ọ gbadaa ọnụ ụzọ elu.
** Ihe atụ B: mmiri mmiri nke Torsion gbawara ma ọ bụ yinye mbanye gbajiri (mkpọ ụda na ọdịda ọdịda efu)** ** Ịpị bọtịnụ eletrik eletrik agaghị ebuli ọnụ ụzọ ***, n'ihi na moto nwere obere-horsepower enweghị ike ibuli kilogram 800 (1,760 lbs) nke ịdị arọ nwụrụ anwụ na-enweghị mmiri mmiri gbajiri agbaji. 1. Egbula oge ịpị bọtịnụ mgbidi *** ma ọ bụrụ na moto ahụ na-agbagharị n'efu ma ọ bụ na-akụda na mkpọchi kwụsịrị.
2. Kpọkọtanụ forklift, jakị pallet, ma ọ bụ jakị ala ụgbọ ala *, ma ọ bụ kpokọta ndị ọrụ 4 ruo 6 nwere ogwe ígwè ígwè.
3. Bulite na akwa akwa n'otu oge ***: Pry ma ọ bụ kpachie ogwe ala dị elu 30 cm (12 in) na slide ** osisi siri ike 4x4 blocks, pallets stacked, ma ọ bụ nchara nchara guzo ** n'okpuru BOTH aka ekpe na aka nri nke okporo ụzọ ala tupu ịdọpụ onye ahụ.

Ekwela ntụkwasị obi maka ndụdụ ndụdụ ma ọ bụ jakị ụgbọ ala na-enweghị ihe mgbochi siri ike n'okpuru ọnụ ụzọ rola gbajiri agbaji

Ọnụ ụzọ mkpuchi rola nwere isi iyi torsion gbawara agbago enweghị nkwado elu; Ya dum 500-na-1,500-kilogram (1,100-na-3,300-paụnd) uka na-adabere na ihe ọ bụla na-ejide ala mmanya elu. Ọ bụrụ na akara jakị hydraulic na-amịpụ ma ọ bụ ihe mgbochi slick na-agbapụ na kọmpụta na-adịghị mma ebe ndị nnapụta nwere isi na ubu n'okpuru ọnụ ụzọ na-adọpụta onye ahụ, ákwà mgbochi ígwè ga-egwepịa ndị nnapụta. Na-awụpụ ihe mgbochi osisi siri ike, brik, ma ọ bụ nchara nchara n'okpuru akụkụ abụọ nke ụgbọ okporo ígwè ala ka ọnụ ụzọ na-ebili.


Miri miri 3: ọnyà na-atụgharị ọnụ ụzọ azụmaahịa na mwepụ “mpịakọta” ụjọ

Nnukwu ọnụ ụzọ na-atụgharị akpaka nwere nku atọ na nku anọ arụnyere n'ọnụ ụzọ ụlọ oriri na ọṅụṅụ, ụlọ ọgwụ, ọdụ ụgbọ elu, na ụlọ ọrụ ụlọ ọrụ na-agbagharị nnukwu ugegbe na aluminom drum nke moto mgbanaka dị n'elu na-ebugharị. N'agbanyeghị sensọ ọnụnọ infrared na eriri mgbochi kwụ ọtọ na mgbidi ọdụ ụgbọ mmiri a gbagọrọ agbagọ, ọnụ ụzọ na-atụgharị nwere ike ọnyà ụmụntakịrị, ndị agadi na-aga ije, ndị na-anya ụgbọ ala, na ụgbọ ibu ibu na ebe mgbaba ** ebe nku na-atụgharị na-agafe n'akụkụ mgbidi gbagọrọ agbagọ.

Otu esi agbada nku "folda akwụkwọ" na-agbaji n'ihe na-erughị sekọn 10

Ọnụ ụzọ ọ bụla na-agbanwe koodu na North America, Europe, na United Kingdom (nke ANSI/BHMA A156.27 na-achị, NFPA 101 Life Safety Code, na BS EN 16005) na-eji ihe mberede ** mpempe akwụkwọ agbaji usoro ** ya mere ọnụ ụzọ enweghị ike ọnyà n'oge mgbapụ ọkụ. A na-ejide nku iko a na-atụgharị n'ogo 90-ogo ma ọ bụ 120-ogo site na ihe mgbochi bọọlụ nwere mmiri, ntụtụ, ma ọ bụ mkpọchi electromagnetic n'elu na ala pivots.

  1. **Nzọụkwụ 1: Kụta ero a na-acha uhie uhie bọtịnụ Nkwụsị Mberede ***: N'elu ebe mbata kwụ ọtọ nke mgbidi drum, chọta akara nkwụ na-acha uhie uhie ** bọtịnụ Nkwụsị Mberede ** ma maa ya n'ime. Nke a na-ebipụ torque mbanye na moto dị n'elu wee wepụta mkpọchi nku electromagnetic.
  2. ** Nzọụkwụ 2: Kwagidesie ike na nsọtụ kwụ ọtọ nke nku ọnụ ụzọ iji mebie eriri akwụkwọ mpịakọta ***:
  3. Anwala ịtụgharị aro etiti dị arọ ahụ azụ megide igbe moto gear.
  4. Debe aka abụọ ahụ n'ihu ** oghere aluminom kwụ ọtọ (stile) nke nku ọnụ ụzọ ** na-atụgharị onye ahụ tara ahụhụ, wee jiri ike 250 ruo 400 Newtons (55 ruo 90 pound) pụọ na onye ahụ tọrọ atọ.
  5. Nku ahụ ga-esi na ebe mmiri ya pụta na ** gbadaa n'akụkụ nku dị n'akụkụ dị ka ịtụgharị ibe akwụkwọ **, mepee oghere 60 ruo 90-centimeter (2-na-3-ụkwụ) na ịhapụ nrụgide n'akụkụ aka ma ọ bụ azụ ahụ tọrọ atọ.

Miri miri 4: nleba anya ahụike maka ọnụ ụzọ igwe yana mmerụ ahụ ọnụ ụzọ ihie

Ozugbo a tọhapụrụ onye ahụ n'ọnụ ụzọ moto ma ọ bụ ihe mkpuchi mkpuchi, ma ọ bụ mgbe ọ na-eche ngwá ọrụ nnapụta hydraulic ma ọ bụrụ na etinyere akụkụ aka ya dị ala, usoro ahụike ga-edozi ihe iyi egwu ahụike abụọ dabere na ebe ọnụ ụzọ kụrụ ahụ na ogologo oge ọ nọrọ.

1. Obi, olu, ma ọ bụ mkpakọ afọ (ọrịa asphyxia na ọbara ọgbụgba)

Mgbe ọnụ ụzọ ámá na-amagharị kwụ ọtọ na-atụnye nwatakịrị ma ọ bụ okenye n'olu ma ọ bụ thorax megide ogidi brik, ma ọ bụ ihe mkpuchi rola na-adaba n'azụ na obi onye ọrụ: - ** Ntọhapụ ozugbo bụ iwu ***: Sekọnd ọ bụla nke mkpakọ obi ma ọ bụ olu na-egbochi ikuku ikuku ma na-egbochi nlọghachi azụ azụ nke jugular site na ụbụrụ. Hapụ nrụgide ọnụ ụzọ ozugbo. - ** Ụzọ ụgbọ elu na nchebe C-spine ***: Mepee ụzọ ikuku site na iji mgbagharị agba ka ị na-eji aka na-edozi isi na olu ma ọ bụrụ na ọnụ ụzọ ahụ gbajie spain cervical (lee. ọnyá azụ azụ). - ** Mwelite ***: Ọ bụrụ na onye ahụ anabataghị ma ọ naghị eku ume, malite CPR ozugbo.

2. Mgbatị nsọtụ ogologo ogologo (> nkeji 15 ruo 60) na mgbochi ọrịa Crush Syndrome.

Ọ bụrụ na ọnụ ụzọ rola dị arọ dara ada ma ọ bụ ọnụ ụzọ igwe gbawara agbawa agbachiela ** naanị ụkwụ, apata ụkwụ, ma ọ bụ pelvis nke onye ahụ merụrụ ahụ (na-ahapụ obi ya, olu ya na ụzọ ikuku n'efu ka ha nwee ike iku ume nke ọma), na ịdị arọ ahụ na-ejide akụkụ ahụ maka ** ihe karịrị nkeji 15 ruo 60 **: - ** Ihe ize ndụ potassium reperfusion ***: N'ime akwara ụkwụ gbajiri agbaji, mkpụrụ ndụ enweghị mgbaba ọbara na-akụda (rhabdomyolysis), na-agbapụta potassium, myoglobin, na lactic acid n'ime ọbara kwụsiri ike tọrọ n'okpuru okporo ụzọ ụzọ. - ** Na-ahazi oge ebuli elu na ndị ọrụ ahụike EMS ***: Ọ bụrụ na ejiri ụkwụ kechie onye ahụ ihe karịrị nkeji 30 ruo 60 ma ụgbọ ihe mberede na-abịarute n'ime nkeji, gwa ndị ọrụ ahụike 911/112/999 tupu ebuli ọnụ ụzọ dị arọ n'ụkwụ. Ndị na-ahụ maka ahụike na-amalikarịntravenous saline hydration na ọgwụ obi tupu a na-ebuli ibu na-etipịa ya ka mmụba nke potassium na-agba ọsọ site na ụkwụ ruo n'obi anaghị akpalite njide obi. Lee mmerụ ahụ na akụkụ syndromes.


Ndepụta nyocha nchekwa mgbochi mgbochi maka ọnụ ụzọ akpaaka na ọnụ ụzọ rola

Ndị nwe ụlọ, ndị nchịkwa ụlọ akwụkwọ, bọọdụ HOA, na ndị na-ahụ maka ụlọ nkwakọba ihe nwere ike igbochi ọnụ ụzọ mechanized na ọnụ ụzọ mebie mmerụ ahụ site na ịchọpụta njikwa injinia isii a:

  • ** Nyochaa iwu anya bọtịnụ njikwa 1.8-mita (ụkwụ 6): Tulee anya site na igodo ọnụ ụzọ ámá gị, onye na-agụ kaadị, ma ọ bụ ime "Push to Exit" bọtịnụ na-akpụ akpụ ma ọ bụ mgbanaka nke ọnụ ụzọ ámá kacha nso. Ọ bụrụ na onye ọ bụla nwere ike imetụ ọnụ ụzọ ámá aka mgbe ọ na-pịa bọtịnụ ahụ, bugharịa ọkwa njikwa ka ọ dịkarịa ala 1.8 ruo 3 mita (6 ruo 10 feet) pụọ.
  • ** Wụnye ntupu waya n'elu pickets ígwè na ọnụ ụzọ na-amị amị **: Ọ bụrụ na ọnụ ụzọ na-amagharị kwụ ọtọ nwere oghere kwụ ọtọ ghe oghe karịa 4 centimeters (1.5 sentimita asatọ) iche, wụnye 12-millimeter (½-inch) nchara ngwaike nchara gafee ọnụ ụzọ ámá ihu na n'akụkụ ngere panel ruo elu nke 1 ụkwụ ụkwụ ma ọ bụ strik nwa na-enweghị ike iru 1 mita. mmanya na-akpụ akpụ.
  • Nwalee ma anya foto na-abụghị kọntaktị yana kọntaktị na-atụgharị n'akụkụ kwa ọnwa ***: Tinye igbe kaadiboodu ma ọ bụ osisi 4x4 n'ụzọ nke ọnụ ụzọ mmechi ma ọ bụ ọnụ ụzọ rola. Ihe mgbochi ahụ ga-akwụsị ma tụgharịa na-akpaghị aka tupu ịkụ ihe mgbochi ahụ (site na infrared beam) NA mgbe imetụ ihe mgbochi ahụ aka (site na ala dị nro ma ọ bụ na-eduga).
  • ** Nyochaa ihe nchekwa igwe kwụ ọtọ na nkwụsị anụ ahụ dị mma n'ọnụ ụzọ na-amị amị ***: Lelee na ndị na-eduzi ntuziaka niile ekpughere na cantilever na ọnụ ụzọ V-track sliding nwere mkpuchi mkpuchi ọla, yana akwa mkpuchi nchara a na-etinye n'akụkụ abụọ nke egwu ahụ ka ọnụ ụzọ enweghị ike ịpụpụ ndị na-eduzi ya wee daa n'elu n'elu.
  • ** Nye ụzọ ụkwụ ụkwụ dị iche, nke anaghị emechi emechi: Ekwela ka ndị na-agafe agafe, ụmụ akwụkwọ, ma ọ bụ ndị na-agba ígwè jiri ọnụ ụzọ ụgbọ ala mee ka ụzọ ụkwụ; na-enye ọnụ ụzọ eji ụkwụ aga n'akụkụ mgbe niile.
  • ** Debe igodo ntọhapụ akwụkwọ ntuziaka n'ime igbe nkwụsịtụ n'ọnụ ụzọ ámá **: Tinye igbe igodo nkwụsịtụ iko ihe mberede na-egbochi ihu igwe n'akụkụ onye na-arụ ọrụ ọnụ ụzọ (na mpụga mpaghara pinch) ka onye ọ bụla na-eguzo ma ọ bụ onye ọkụ ọkụ nwere ike wepụ igbe gear n'ime sekọnd iri.

Mezue ihe enyemaka mbụ agbaziri agbaziri wee zọpịa trauma

Ịmecha aka na enyemaka mbụ, CPR, na trauma Care course from Red Cross, St John Ambulance, ma ọ bụ onye na-ahụ maka nchekwa ọrụ na-akwadebe gị iji jikwaa ikuku na ujo tupu ndị ọrụ ahụike abịarute.


Ajụjụ a na-ajụkarị

Why can't several strong adults simply push a motorized sliding driveway gate backward off a trapped person?

Almost all commercial and residential sliding driveway gates are driven by non-backdrivable worm-gear reduction gearboxes or electromagnetic motor brakes. Pushing against the gate frame from the outside locks the gear teeth tighter and will not rotate the gearbox backward. To move the gate by hand, you must first pull the manual clutch release lever or turn the release key on the motor housing to disconnect the gate from the gearbox.

How do you free someone trapped in an automatic gate if the manual release lever is padlocked?

First, flip the electrical disconnect switch next to the motor to OFF (or hit the red Emergency Stop button) so an automatic timer cannot drive the gate further. If the victim's chest or neck is pinned between vertical iron pickets or against a masonry column and the clutch release is padlocked, place a car jack horizontally between the iron gate bars (or between the gate edge and the brick post) and crank the jack to bend the steel bars apart by 10 to 15 centimeters (4 to 6 inches). You can also use bolt cutters to sever an exposed drive chain or a wrench to unbolt the swing-arm bracket.

Why is it so dangerous to reach through the bars of a gate to press the open button on the other side?

Reaching an arm or leaning a shoulder through the vertical iron pickets of a sliding or swinging gate to press an interior wall button places your limb and neck directly inside a scissoring shear zone. The instant your finger presses the button, the motorized gate accelerates sideways across the stationary fence post, pinning your arm and neck between the moving iron bar and the fixed post. Gate buttons must always be mounted at least 1.8 meters (6 feet) away from the gate.

Why won't pressing the electric UP button lift a warehouse roller shutter door that just slammed shut with a loud bang?

If an industrial vertical roller shutter drops suddenly with a loud bang, its overhead counter-balance torsion spring or drive chain has snapped. Because a roller door's torsion spring supports 80 to 90 percent of the steel curtain's weight, the small electric motor cannot lift the dead weight of the curtain on its own when you press UP. Rescuers must use a forklift, hydraulic floor jack, or steel pry bars to lift the bottom rail and slide solid wood blocks under both ends before pulling the victim out.

How do you release the wings of a commercial revolving door if someone is trapped?

Every commercial revolving door is built with a "bookfold" panic breakaway mechanism required by building fire codes. First, slap the red mushroom Emergency Stop button mounted on the entrance post to cut motor torque and release magnetic locks. Then place both hands against the outer vertical edge of the door wing pinning the victim and push firmly away from the victim; the wing will pop out of its spring detent and fold flat against the adjacent wing like turning the page of a book.

Why should you be cautious when lifting a heavy industrial door off a person's legs if they have been pinned for over an hour?

If a heavy door is pinning a victim's chest, neck, or abdomen, you must lift it immediately so they can breathe. However, if only the victim's lower legs or thighs have been crushed under heavy weight for more than 15 to 60 minutes while they are breathing normally, damaged muscle cells in the oxygen-starved legs accumulate toxic levels of potassium and myoglobin. Coordinate with arriving EMS paramedics so they can start intravenous fluids and cardiac medications as the load is lifted.


enyochara isi mmalite

  • Kọmịshọna nchekwa ngwaahịa ndị ahịa United States (CPSC, United States): Mkpọnye ihe ize ndụ ebe obibi na akpaaka na azụmaahịa yana UL 325 Safety Standard Compliance Bulletins.
  • Underwriters Laboratories (UL, United States): * UL 325 Standard for Door, Drapery, Gate, Louver, na Window Operators and Systems (Secondary Entrapment Protection Requirement)*.
  • Health and Safety Executive (HSE, United Kingdom): Ọnụ Ụzọ Ámá Ike: Nchekwa na nwụnye na ojiji (INDG293 / Safety Bulletins on Sliding Gate and Roller Shutter Crush Fatalities).
  • Kọmitii European maka Standardization (CEN, European Union): * EN 12453 (Ụlọ ọrụ, Azụmahịa na ebe nchekwa ọnụ ụzọ na ọnụ ụzọ ámá - nchekwa n'iji ọnụ ụzọ na-arụ ọrụ ike) na EN 16005 (Oghere ụzọ ndị na-agafe agafe na-arụ ọrụ ike - ụkpụrụ na-agbanwe agbanwe) *.
  • Ọnụ ụzọ & Access Systems Manufacturers Association (DASMA, North America) na Door & Hardware Federation (DHF, United Kingdom): * Technical Data Sheets on Rolling Door Anti-Fallback Devices and Gate Operator Safety*.

Ntuziaka emetụtara