CN104340822A - Protecting device for abnormal opening of elevator hall door - Google Patents
Protecting device for abnormal opening of elevator hall door Download PDFInfo
- Publication number
- CN104340822A CN104340822A CN201310318122.0A CN201310318122A CN104340822A CN 104340822 A CN104340822 A CN 104340822A CN 201310318122 A CN201310318122 A CN 201310318122A CN 104340822 A CN104340822 A CN 104340822A
- Authority
- CN
- China
- Prior art keywords
- locking
- ejector
- lock hook
- rotating shaft
- hoistway door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
- B66B13/165—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position electrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
Abstract
The invention relates to a safety facility of a carrier, and in particular relates to a protecting device for abnormal opening of an elevator hall door. The device is equipped with a photoelectric emitter and a photoelectric receiver which are interacted; the photoelectric receiver can release at least one ejector through a controller, wherein the ejector is connected with a safety net; at least one locking mechanism is arranged at the opposite side of the ejector. According to the technical scheme, the device is characterized in that people can be effectively prevented from entering an elevator hoistway when the elevator hall door is opened abnormally, thus the accident of casualty caused by falling can be avoided, and as a result, the life safety of the people can be ensured.
Description
Technical field
The present invention relates to a kind of means of delivery safety facilities, especially relate to a kind of hoistway door unnormal unlocking protective device.
Background technology
Along with the development of elevator technology, the application of elevator is more and more extensive, but elevator accident is also in increase, and the casualty accident of falling that particularly hoistway door unnormal unlocking causes, in elevator accident, proportion is very high, the personal safety of serious threat personnel.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of prior art defect that overcomes, and manufacture craft is simple, and cost of manufacture is cheap, the hoistway door unnormal unlocking protective device that in-use performance is good.The technical scheme that the present invention solves the employing of its technical matters is: a kind of hoistway door unnormal unlocking protective device, it is provided with photoemitter 1 and photelectric receiver 2 that can be mutual, photelectric receiver 2 via controller 14 at least can discharge an ejector 4, ejector 4 connects safety net 9, and the relative side of ejector 4 is at least provided with a locking mechanism 8.The technical problem to be solved in the present invention also can be solved further by following technical scheme: the axle bed 23 that launches of ejector 4 is provided with turning cylinder 13, turning cylinder 13 is provided with the firing trigger 12 that the moving axis 13 that rotates swings, controller 14 is electromagnet, one end of the adsorbable firing trigger 12 of electromagnet, on radius stay 11, cover has ejection-spring 10 and active border 5, active border 5 connects one side of safety net 9, active border 5 has anti-slip tank 26, the other end of firing trigger 12 is provided with anti-skidding flanging 27, anti-skidding flanging 27 can embed in the anti-slip tank 26 of active border 5, the base plate 24 of locking mechanism 8 is provided with loadlock rack 20 and lock hook support 21, the two ends of locking rotating shaft 16 are arranged on loadlock rack 20, locking rotating shaft 16 is provided with the locking grapple 15 that relative folding swings, lock hook support 21 is provided with lock hook rotating shaft 22, lock hook rotating shaft 22 is provided with lock hook 18, standby spring 17 is provided with between locking grapple 15 and base plate 24, the surface that locking grapple 15 closes on loadlock rack 20 has hole 19, hole 19 is through hole or counterbore.Photoemitter 1 in the present invention and photelectric receiver 2 and controller 14 and mode of operation are therebetween prior art.Hoistway door alleged by the present invention normally open refer to lift car be parked in this layer of Room behind the door face time, hoistway door is opened by linkage and elevator cab door by the electrical motor that opens the door simultaneously; Hoistway door unnormal unlocking refers to lift car not necessarily in face behind the door, this layer of Room, artificial with the hoistway door unlatching when unlatching of elevator hall's door key or hoistway door et out of order.The present invention, owing to adopting technique scheme, when there is hoistway door unnormal unlocking, can effectively prevent personnel from entering elevator hoistways, avoid the generation of casualty accident of falling, having ensured the life security of personnel.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific embodiments of the invention, the present invention is described in further detail:
Elevational schematic view when Fig. 1 is hoistway door closedown.
Fig. 2 is the present invention, and along the left cutaway view of prior art hoistway door crack between a door and its frame, (, in face behind the door, this layer of Room, during the door of the opening elevator Room, photoemitter and photelectric receiver are mutual, namely normally open for lift car.）。
Fig. 3 be the present invention along prior art hoistway door crack between a door and its frame left cutaway view (lift car not in face behind the door, this layer of Room, during the door of the opening elevator Room photoemitter and photelectric receiver mutual, i.e. unnormal unlocking.）。
Fig. 4 is the present invention, and along the right cutaway view of structural representation of prior art hoistway door crack between a door and its frame, (i.e. readiness for action structural representation of the present invention, the active border of safety net does not vertically fall into upper and lower two locking mechanisms.）。
Fig. 5 is the present invention, and along the right cutaway view of structural representation of prior art hoistway door crack between a door and its frame, (i.e. lock-out state structural representation of the present invention, the active border of safety net vertically falls into upper and lower two locking mechanisms.）。
Fig. 6 is standby (safety net be in folding) status architecture diagrammatic top view of the present invention in elevator hoistways.
Fig. 7 is the locking of the present invention in elevator hoistways (safety net is in expansion) status architecture diagrammatic top view.
Fig. 8 is the A-A section-drawing of Fig. 6, i.e. the structural representation of ejector of the present invention (attached containing controller).
Fig. 9 is locking mechanism readiness for action structural representation of the present invention (Fig. 9 only provides a locking mechanism).
Figure 10 is that (Figure 10 only provides a locking mechanism to locking mechanism lock-out state structural representation of the present invention, and the active border that Figure 10 does not provide safety net vertically embeds in upper and lower two locking mechanisms.）。
Detailed description of the invention
Embodiment 1: with reference to Fig. 1 ~ Figure 10, the present invention is provided with photoemitter 1 on the doorframe 7 of prior art hoistway door 6, photoemitter 1 is through the mutual photelectric receiver 2 of light 3, photelectric receiver 2 via controller 14 discharges ejector 4, ejector 4 connects safety net 9, the relative side of ejector 4 is provided with locking mechanism 8, ejector 4 is provided with and launches axle bed 23, launch axle bed 23 and be provided with turning cylinder 13, the firing trigger 12(that turning cylinder 13 is provided with moving axis 13 swing that rotates is similar to serpentine), controller 14 is electromagnet, one end of the adsorbable firing trigger 12 of electromagnet, on radius stay 11, cover has ejection-spring 10, active border 5 connects one side of safety net 9, safety net 9 relative motion frame 5 while be fastenedly connected the side of elevator hoistways, active border 5 has anti-slip tank 26, the other end of firing trigger 12 is provided with anti-skidding flanging 27, anti-skidding flanging 27 can embed in the anti-slip tank 26 of active border 5, the base plate 24 of locking mechanism 8 is provided with loadlock rack 20 and lock hook support 21, the two ends of locking rotating shaft 16 are arranged on loadlock rack 20, the locking grapple 15(that locking rotating shaft 16 is provided with relative folding swing is similar to " J " or " L " shape), locking grapple 15 has the striking face 25 clashed into by active border 5, the top of locking grapple 15, lock hook support 21 is provided with lock hook rotating shaft 22, lock hook rotating shaft 22 is provided with lock hook 18, standby spring 17 is provided with between locking grapple 15 and base plate 24, the surface that locking grapple 15 closes on loadlock rack 20 has hole 19.Ejector 4 of the present invention and controller 14 are fastened on the side of elevator hoistways, safety net 9 on ejector 4, radius stay 11 with launch axle bed 23 and be fastened on the elevator hoistways side identical with controller 14 with ejector 4, locking mechanism 8 is fastened on the opposite side of the relative ejector 4 of elevator hoistways.
As an independently working cell on all hoistway doors that the present invention is built up in building, the present embodiment is for a working cell.The present embodiment, as shown in Fig. 1,2,3,6,7, is install photoemitter 1 on every layer of Room door frame 6, installs photelectric receiver 2 on door opposite, the elevator hoistways Room; As shown in Fig. 1,4,5,6,7, after hoistway door, 2 ejectors 4 and 2 locking mechanisms 8 are installed up and down in the relative both sides (left and right sides of Fig. 6) of elevator hoistways.When hoistway door 6 is closed or when hoistway door 6 normally opens, light 3 is blocked by Room door 6 or lift car, and photoemitter 1 and photelectric receiver 2 do not carry out alternately; When hoistway door 6 unnormal unlocking, light 3 is not blocked, and photoemitter 1 and photelectric receiver 2 carry out alternately.Photelectric receiver sends a pulse current to controller (2 electromagnet), pulse current adsorbs by controller (2 electromagnet) one end that firing trigger 12 closes on controller (2 electromagnet) instantaneously, firing trigger is made to rotate moving axis 13 to right rotation angle, and be enough to make the anti-skidding flanging 27 on firing trigger 12 other end to depart from anti-slip tank 26 on active border 5, active border 5 ejector spring 10 promotion and under the guiding of radius stay 11, with safety net 9 immediately (within 1 second time) launched the side that locking mechanism 8 is set on elevator hoistways, embed locking grapple 15 and clash into the striking face 25 of locking grapple 15, make the locking grapple 15(on top see Fig. 9) to right rotation, the locking grapple 15(of bottom is see Fig. 9) to anticlockwise, and overcome the application force of standby spring 17, soon cause the lock hook 18 of lock hook rotating shaft 22 rotation be arranged on the also rich lock hook support 21 on 2 locking grapple 15 tops respectively under the effect of himself gravity, fall in hole 19 that locking grapple 15 closes on the surface of loadlock rack 20, finally wale the active border 5 of locked secure net 9.Locking mechanism 8 converts lock-out state (see Figure 10) to by readiness for action (see Fig. 9) in above process, safety net 9 converts deployed condition to by folded state gradually and closes hoistway door simultaneously, the personnel of effectively prevent enter elevator hoistways, avoid the generation of casualty accident of falling, ensure the personal safety of personnel.
Claims (3)
1. a hoistway door unnormal unlocking protective device, it is characterized in that: it is provided with photoemitter (1) and photelectric receiver (2) that can be mutual, photelectric receiver (2) via controller (14) at least can discharge an ejector (4), ejector (4) connects safety net (9), and the relative side of ejector (4) is at least provided with a locking mechanism (8).
2. a kind of hoistway door unnormal unlocking protective device according to claim 1, it is characterized in that: the axle bed (23) that launches of ejector (4) is provided with turning cylinder (13), turning cylinder (13) is provided with the firing trigger (12) that the moving axis that rotates (13) swings, controller (14) is electromagnet, one end of the adsorbable firing trigger of electromagnet (12), the upper cover of radius stay (11) has ejection-spring (10) and active border (5), active border (5) connects one side of safety net (9), active border (5) has anti-slip tank (26), the other end of firing trigger (12) is provided with anti-skidding flanging (27), anti-skidding flanging (27) can embed in the anti-slip tank (26) of active border (5), the base plate (24) of locking mechanism (8) is provided with loadlock rack (20) and lock hook support (21), the two ends of locking rotating shaft (16) are arranged on loadlock rack (20), locking rotating shaft (16) is provided with the locking grapple (15) that relative folding swings, lock hook support (21) is provided with lock hook rotating shaft (22), lock hook rotating shaft (22) is provided with lock hook (18), standby spring (17) is provided with between locking grapple (15) and base plate (24), the surface that locking grapple (15) closes on loadlock rack (20) has hole (19).
3. a kind of hoistway door unnormal unlocking protective device according to claim 2, is characterized in that: hole (19) are through hole or counterbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310318122.0A CN104340822A (en) | 2013-07-26 | 2013-07-26 | Protecting device for abnormal opening of elevator hall door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310318122.0A CN104340822A (en) | 2013-07-26 | 2013-07-26 | Protecting device for abnormal opening of elevator hall door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104340822A true CN104340822A (en) | 2015-02-11 |
Family
ID=52497379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310318122.0A Pending CN104340822A (en) | 2013-07-26 | 2013-07-26 | Protecting device for abnormal opening of elevator hall door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104340822A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692207A (en) * | 2015-03-18 | 2015-06-10 | 沈霏晨 | Elevator step resistant pre-warning system based on automatic sensitivity and control method thereof |
| CN105947853A (en) * | 2016-07-20 | 2016-09-21 | 浙江易芝电子科技有限公司 | Protective device for elevator |
| CN106629284A (en) * | 2016-12-07 | 2017-05-10 | 日立电梯（中国）有限公司 | Safety device for preventing falling |
| CN106629296A (en) * | 2017-02-24 | 2017-05-10 | 江南嘉捷电梯股份有限公司 | Telescopic rod type anti-falling emergency protection device for elevator shaft |
| CN112390118A (en) * | 2019-08-14 | 2021-02-23 | 三菱电机大楼技术服务株式会社 | Door device of elevator |
-
2013
- 2013-07-26 CN CN201310318122.0A patent/CN104340822A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692207A (en) * | 2015-03-18 | 2015-06-10 | 沈霏晨 | Elevator step resistant pre-warning system based on automatic sensitivity and control method thereof |
| CN104692207B (en) * | 2015-03-18 | 2017-01-25 | 沈霏晨 | Elevator step resistant pre-warning system based on automatic sensitivity and control method thereof |
| CN105947853A (en) * | 2016-07-20 | 2016-09-21 | 浙江易芝电子科技有限公司 | Protective device for elevator |
| CN106629284A (en) * | 2016-12-07 | 2017-05-10 | 日立电梯（中国）有限公司 | Safety device for preventing falling |
| CN106629284B (en) * | 2016-12-07 | 2019-09-17 | 日立电梯（中国）有限公司 | The safety device of fall arrest |
| CN106629296A (en) * | 2017-02-24 | 2017-05-10 | 江南嘉捷电梯股份有限公司 | Telescopic rod type anti-falling emergency protection device for elevator shaft |
| CN112390118A (en) * | 2019-08-14 | 2021-02-23 | 三菱电机大楼技术服务株式会社 | Door device of elevator |
| CN112390118B (en) * | 2019-08-14 | 2023-10-03 | 三菱电机楼宇解决方案株式会社 | Door device of elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150211 |