CN106629284B - The safety device of fall arrest - Google Patents
The safety device of fall arrest Download PDFInfo
- Publication number
- CN106629284B CN106629284B CN201611115951.9A CN201611115951A CN106629284B CN 106629284 B CN106629284 B CN 106629284B CN 201611115951 A CN201611115951 A CN 201611115951A CN 106629284 B CN106629284 B CN 106629284B
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- Prior art keywords
- fall
- flexibility
- safety device
- supporter
- pull rod
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Classifications
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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
-
- 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 present invention relates to a kind of safety devices of fall arrest, including flexible anti-fall part and it is fixedly arranged on the trigger device of well enclosure, one end of the anti-fall part of flexibility is fixedly arranged on hall door door-plate, the trigger device is equipped with the interconnecting piece being fixedly connected with the other end of the anti-fall part of flexibility, the trigger device detects the stress condition of the anti-fall part of flexibility by the interconnecting piece, and sends warning message according to preset stress condition.The safety device of the fall arrest is avoided that the people outside hall door fall into hoistway due to accidentally, improves the safety that elevator uses.
Description
Technical field
The present invention relates to elevator safety technical fields, more particularly to a kind of safety device of fall arrest.
Background technique
With the continuous development of society, skyscraper is also more and more, higher and higher, as vertical transportation instrument, elevator
Application it is consequently also increasingly wider, or even at for people's lives, a kind of indispensable vehicles of work.
In the prior art, when the door sliding block of hoistway door door-plate lower part breaks down, disengaging door guide rail is caused under door-plate
It is left unlocked or unlatched in portion.Due to gravity, close or application active force can all be fallen into accidentally under hall door door-plate in the personnel of hall door door-plate
The notch in portion falls into hoistway, Yi Fasheng human casualty accident.
Summary of the invention
Based on this, it is necessary to provide a kind of safety device of fall arrest, the people being avoided that outside hall door fall into due to accidentally
In hoistway, the safety that elevator uses is improved.
Its technical solution is as follows:
A kind of safety device of fall arrest including flexible anti-fall part and is fixedly arranged on the trigger device of well enclosure, the flexibility
One end of anti-fall part is fixedly arranged on hall door door-plate, and the trigger device is equipped with and is fixedly connected with the other end of the anti-fall part of flexibility
Interconnecting piece, the trigger device detects the stress condition of the anti-fall part of flexibility by the interconnecting piece, and according to preset
Stress condition sends warning message and sends the instruction that control lift car is stopped transport.
The safety device of above-mentioned fall arrest in use, fall into when people is close or applies active force in hall door door-plate accidentally
When the notch of the lower part of hall door door-plate, which can snarl by the flexible anti-fall part of pulling or by flexible anti-fall part, avoid this
Those who fall well continues to fall into hoistway, causes personal safety accident；Passed through described in interconnecting piece detection using trigger device simultaneously
The stress condition of flexible anti-fall part, and warning message is sent according to preset stress condition, before notifying the professional outside hoistway
It rescues, while electric life controller can be passed through control lift car and stop transport.The safety device of the fall arrest is avoided that outside hall door
People fall into hoistway due to accidentally, improve the safety that elevator uses.
Technical solution is illustrated further below:
The outside of the anti-fall part of flexibility is coated with fluoresent coating in one of the embodiments, or the flexibility is anti-fall
Multiple fluorescent grains are equipped in part.Thus shining by fluoresent coating or fluorescent grain identifies that flexibility is prevented convenient for those who fall well
Part is fallen, grabs flexible anti-fall part to fix self-position, while the heart for reducing those who fall well is panic.
The outside of the anti-fall part of flexibility is additionally provided with reflecting coating in one of the embodiments, the reflecting coating with
The fluoresent coating is staggered.Thus light can be projected by borrowing hall door opening and be convenient for identifying the anti-fall part of the flexibility,
Flexible anti-fall part is grabbed to fix self-position.
The anti-fall part of flexibility is additionally provided with the first magnetic absorbing mass in one of the embodiments, the well enclosure be additionally provided with
The fixing piece of the first magnetic absorbing mass magnetic cooperation；Or the well enclosure is equipped with the second magnetic absorbing mass, the anti-fall part of flexibility is equipped with
With the ligand of the second magnetic absorbing mass magnetic cooperation.The anti-fall part of the flexibility thus can be fixedly arranged on to predeterminated position, avoid interfering
The normal operation of lift car, no need to increase well spaces, increase construction cost, are also convenient for the transformation to old elevator.
The trigger device includes bracket, spring element, pull rod and trigger switch, the branch in one of the embodiments,
It is provided with the first supporter and the second supporter that two are oppositely arranged, the spring element is sheathed in the pull rod and is set to
Between first supporter and second supporter, the pull rod passes through first supporter and second supporter
It is removable to install in the bracket；The pull rod is equipped with the triggering body matched with the trigger switch, and the triggering body can
It is moved up and down with the pull rod, the triggering body forms the clamping section of the spring element, institute with the first support mates
The one end for stating pull rod is equipped with the interconnecting piece.Thus cooperated by the triggering of triggering body and trigger switch, convenient for generating triggering letter
Number, and then make alarm module alert using the trigger signal, and pass through electric life controller control using the trigger signal
The stopping of lift car processed avoids lift car from hitting those who fall well.
First supporter, which is equipped with, in one of the embodiments, is socketed the first mounting hole of cooperation, institute with the pull rod
It states the second supporter and is equipped with to be socketed with the pull rod and cooperate the second mounting hole, second mounting hole and the first mounting hole phase
It is right.It is thus easily installed or dismantles pull rod, convenient for the replacement or maintenance of the pull rod.
The trigger device further includes lock tongue in one of the embodiments, and one end of the lock tongue and the pull rod turn
Dynamic connection, the other end of the lock tongue are arranged outward and are fixed on pull rod by spring, and the pull rod, which is equipped with, accommodates the lock
The accommodating chamber of tongue is can turn in the accommodating chamber when the lock tongue is squeezed；Wherein, when the triggering body is in first
When position, the lock tongue is set to the outside of second supporter；When the triggering body is in the second position, the lock tongue
It is set to the inside of second supporter and is limited with second supporter and cooperated.Thus by setting lock tongue, work as pull rod
Stress pushes spring element, makes to trigger body and moves down when trigger switch, and lock tongue and the limit of the second supporter cooperate, and make to trigger body and touch
Hair switch keeps the state of signal output；Only when those who fall well is rescued, professional completes the door sliding block to hall door door-plate
Maintenance with door guide rail and fall protection equipment is checked, just reset lock tongue, trigger switch stops output triggering letter
Number.
It in one of the embodiments, further include emergency set, the emergency set is equipped with emergency lamp；Wherein, work as institute
Triggering body is stated when be in first position, the emergency lamp powers off；When the triggering body is in the second position, the emergency light
Bubble is powered.Thus illumination can be provided for those who fall well or/and rescue personnel, improve rescue efficiency.The emergency set can connect multiple
The output signal of trigger switch is a signal, such as all normally closed signals, is sealed in the control loop of elevator brake, is appointed
What trigger switch exports trigger signal, can all elevator brake be caused to act, stop lift car.
The trigger device further includes alarm module for sending warning message and is used in one of the embodiments,
It is communicated to connect with electric life controller and sends control lift car and stopped transport the communication module of instruction, the alarm module and described
Communication module is electrically connected with the trigger switch respectively.Thus utilized simultaneously using the alarm module convenient for reminding rescue personnel
The communication module and electric life controller communicate to connect, and stop convenient for control lift car in time；The warning message can be light, sound
One of sound, short message etc. or more than one information.
The anti-fall part of flexibility is in netted in one of the embodiments, and one end of the anti-fall part of flexibility is fixedly arranged on institute
Hall door door-plate is stated, the other end of the anti-fall part of flexibility is fixedly arranged on the well enclosure by the trigger device；Or the flexibility
Anti-fall part includes at least two drawstrings being staggered, and one end of at least two drawstrings is arranged at intervals at the hall door door
Plate, the other end of at least two drawstrings be arranged at intervals on the well enclosure and wherein drawstring pass through it is described
Trigger device is fixedly arranged on the well enclosure.The anti-fall part of the flexibility increases anti-fall area, convenient for catching those who fall well, prevents in netted
Those who fall well has little time the flexible anti-fall part of reaction crawl because of fear；Using at least two drawstrings being staggered, it is easily installed soft
The anti-fall part of property, while can also form detent and snarl those who fall well.
The safety device of the fall arrest further includes handrail in one of the embodiments, and one end of the handrail can turn
It is dynamic to be set on the well enclosure.When the handrail is in first position, it is close to the well enclosure, because without interfering elevator
Operation of the carriage in hoistway；When handrail is in the second position, the free end of the handrail is arranged far from the well enclosure, for by
Those who fall well grips use, and the rescue of professional is more easily waited convenient for those who fall well.The handrail is equipped with fluorescence labeling object, is convenient for
Those who fall well identifies the handrail.
The safety device of the fall arrest further includes that multiple pressure-bearings for being set to well enclosure are recessed in one of the embodiments,
Portion or pressure-bearing protrusion, the pressure-bearing recess portion or the pressure-bearing protrusion match to form support level with the anti-fall part of flexibility.Thus
It protrudes to be formed using the pressure-bearing recess portion or pressure-bearing and tramples position for what those who fall well was trampled, while being matched with flexible anti-fall part, is convenient for
Those who fall well controls body.
Detailed description of the invention
Fig. 1 is the schematic diagram of the safety device of fall arrest of the present invention；
Fig. 2 is the schematic side view of the safety device of fall arrest of the present invention；
Fig. 3 is the anti-fall schematic diagram of the safety device of fall arrest of the present invention；
Connection relationship diagram of the Fig. 4 between trigger device of the present invention, emergency set and electric life controller；
Fig. 5 is the structural schematic diagram of trigger device of the present invention；
Fig. 6 is the schematic diagram of the embodiment two of the safety device of fall arrest of the present invention；
Fig. 7 is the anti-fall schematic diagram of embodiment two of the safety device of fall arrest of the present invention.
Description of symbols:
100, flexible anti-fall part, 200, trigger device, 202, alarm module, 204, communication module, 210, bracket, 212, the
One supporter, the 214, second supporter, 220, spring element, 230, pull rod, 232, triggering body, 234, holding tank, 236, interconnecting piece,
240, trigger switch, 250, lock tongue, 260, clamping section, 300, emergency set, 310, emergency lamp, 400, well enclosure, 500, the Room
Door board, 600, those who fall well, 700, electric life controller, 710, cage driving unit, 800, handrail.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Unless otherwise defined, all technology and section used herein
Technics has the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.Herein in explanation of the invention
Term used in book is only for the purpose of describing specific embodiments, it is not intended that in the limitation present invention.
Heretofore described " first ", " second " do not represent specific quantity and sequence, are only used for the differentiation of title.
As shown in Figure 1 to Figure 3, the safety device of a kind of fall arrest of the present invention, including flexible anti-fall part 100 and solid
Set on the trigger device 200 of well enclosure, one end of flexible anti-fall part 100 is fixedly arranged on hall door door-plate, trigger device 200 be equipped with
The interconnecting piece that the other end of flexible anti-fall part 100 is fixedly connected, trigger device 200 pass through the flexible anti-fall part 100 of interconnecting piece detection
Stress condition, and according to preset stress condition send warning message and send control lift car stop transport instruction.
As shown in Figure 1 to Figure 3, the fall arrest safety device in use, due to hoistway door door-plate lower part door sliding block
It breaks down, is detached from door guide rail, door-plate lower part is caused to be left unlocked or unlatched；Fall accidentally when people is close or applies active force in hall door door-plate
When entering the notch of the lower part of hall door door-plate, which can twine by the flexible anti-fall part 100 of pulling or by flexible anti-fall part 100
Firmly, it avoids the those who fall well from continuing to fall into hoistway, causes personal safety accident；Pass through interconnecting piece using trigger device 200 simultaneously
The stress condition of the flexible anti-fall part 100 of detection, and warning message is sent according to preset stress condition, notify the profession outside hoistway
Personnel come to the rescue, while can control lift car by electric life controller and stop transport.The safety device of the fall arrest is avoided that the Room
People outdoors fall into hoistway due to accidentally, improve the safety that elevator uses.
The mode that the both ends of the anti-fall part of the flexibility are taken using button, is fixed on hall door door-plate and trigger device, facilitates elevator
The operation of professional.The anti-fall part of the flexibility can bear the gravity greater than 100kg.
In the present embodiment, the outside of flexible anti-fall part 100 is coated with fluoresent coating (not shown), or flexible anti-fall part
Multiple fluorescent grain (not shown) are equipped in 100；Thus shining by fluoresent coating or fluorescent grain, identifies convenient for those who fall well
The anti-fall part 100 of the flexibility grabs flexible anti-fall part 100 to fix self-position, while the heart for reducing those who fall well is panic.Into one
Step, the outside of flexible anti-fall part 100 is additionally provided with reflecting coating (not shown), and reflecting coating is staggered with fluoresent coating；Thus
Light can be projected to be convenient for identifying the anti-fall part 100 of the flexibility by borrow hall door opening, grab flexible anti-fall part 100 to consolidate
Determine self-position.Further, flexible anti-fall part 100 is additionally provided with the first magnetic absorbing mass (not shown), and well enclosure is additionally provided with and first
The fixing piece (not shown) of magnetic absorbing mass magnetic cooperation；Or well enclosure is equipped with the second magnetic absorbing mass (not shown), flexible anti-fall part 100 is set
There is the ligand (not shown) with the cooperation of the second magnetic absorbing mass magnetic；The anti-fall part 100 of the flexibility thus can be fixedly arranged on to predeterminated position,
The normal operation for avoiding interference lift car, no need to increase well spaces, increase construction cost, are also convenient for changing old elevator
It makes.First magnetic absorbing mass can be made by setting magnetic powder in flexible anti-fall part 100, or be made up of one block of magnet of connection, or apply outside
Constituted equipped with magnetisable coating etc.；The fixing piece can by magnet, iron block or other can be made by the material of magnetic；Second magnetic
Body can be magnet, which can pass through magnet；Iron block or other can be made by the material of magnetic.
As shown in Fig. 1, Fig. 4 and Fig. 5, in the present embodiment, trigger device 200 includes bracket 210, spring element 220, pull rod
230 and trigger switch 240, bracket 210 is equipped with two the first supporters 212 and the second supporter 214 being oppositely arranged, spring element
220 are sheathed in pull rod 230 and are set between the first supporter 212 and the second supporter 214, and pull rod 230 passes through first
Support body 212 and the second supporter 214, which move, to be installed in bracket 210；Pull rod 230 is equipped with and matches with trigger switch 240
Body 232 is triggered, triggering body 232 can be moved up and down with pull rod 230, and triggering body 232 matches to form elastic force with the first supporter 212
One end of the clamping section 260 of part 220, pull rod 230 is equipped with interconnecting piece 236.Thus pass through triggering body 232 and trigger switch 240
Triggering cooperation convenient for generating trigger signal, and then makes alarm module alert using the trigger signal, and utilize the touching
It signals to avoid lift car from hitting those who fall well by the stopping of electric life controller control lift car.Further, first
Support body 212, which is equipped with, is socketed the first mounting hole (not shown) of cooperation with pull rod 230, and the second supporter 214 is equipped with to be socketed with pull rod 230
Cooperate the second mounting hole (not shown), the second mounting hole is opposite with the first mounting hole.It is thus easily installed or dismantles pull rod 230,
Convenient for the replacement or maintenance of the pull rod 230.Further, trigger device 200 further includes lock tongue 250, one end of lock tongue 250 with
Pull rod 230 is rotatablely connected, and the other end of lock tongue 250 is arranged outward and is fixed on pull rod 230 by spring, and pull rod 230 is equipped with
The accommodating chamber for accommodating lock tongue 250 is can turn in accommodating chamber when lock tongue 250 is squeezed；Wherein, when triggering body 232 is in the
When one position, lock tongue 250 is set to the outside of the second supporter 214；When triggering body 232 is in the second position, lock tongue 250 is set
It is placed in the inside of the second supporter 214 and is limited with the second supporter 214 and cooperated.Thus by setting lock tongue 250, work as pull rod
230 stress push spring element 220, make to trigger body 232 move down and when trigger switch 240, lock tongue 250 and the second supporter 214 limit
Position cooperation makes to trigger body 232 and trigger switch 240 keeps the state of signal output；Only when those who fall well is rescued, professional people
Member completes to the door sliding block of hall door door-plate and the maintenance of door guide rail and checks fall protection equipment, just by lock tongue 250
It resets, trigger switch 240 stops output trigger signal.It simultaneously further include emergency set (not shown), emergency set is equipped with emergency
Light bulb 310；Wherein, when triggering body 232 is in first position, emergency lamp 310 is powered off；When triggering body 232 is in second
When setting, emergency lamp 310 is powered；Thus illumination can be provided for those who fall well or/and rescue personnel, improve rescue efficiency.The emergency
Can the connect output signal of multiple trigger switch 240 of device is a signal, such as all normally closed signals seal in elevator brake
In the control loop of device, any one trigger switch 240 exports trigger signal, all returns and elevator brake is caused to act, make elevator
Carriage stops.Trigger device 200 further includes alarm module for sending warning message and is used for and electric life controller communication link
Connect and send the communication module for the instruction that control lift car is stopped transport, alarm module and communication module respectively with trigger switch 240
Electrical connection；Thus using the alarm module convenient for reminding rescue personnel, while being communicated using the communication module with electric life controller
Connection stops convenient for control lift car in time；The warning message can for one of light, sound, short message etc. or it is a kind of with
Upper information.The spring element 200 is spring, rubber tube, silica gel cylinder etc., preferably helical spring.
As shown in Fig. 1, Fig. 6 and Fig. 7, in the present embodiment, flexible anti-fall part 100 is in netted, and the one of flexible anti-fall part 100
End is fixedly arranged on hall door door-plate, and the other end of flexible anti-fall part 100 is fixedly arranged on well enclosure by trigger device 200；Or it is flexible anti-fall
Part 100 includes at least two drawstrings being staggered, and one end of at least two drawstrings is arranged at intervals at hall door door-plate, at least two
The other end of drawstring is arranged at intervals on well enclosure and wherein drawstring by trigger device 200 is fixedly arranged on well enclosure.This is soft
Property anti-fall part 100 in netted, increase anti-fall area, convenient for catching those who fall well, prevent those who fall well from having little time reaction because of fear and grab
Take flexible anti-fall part 100；Using at least two drawstrings being staggered, it is easily installed flexible anti-fall part 100, while can also be formed
Detent snarls those who fall well.
As shown in fig. 7, in the present embodiment, the safety device of fall arrest further includes handrail, one end of handrail is rotatably set
It is placed on well enclosure.When handrail is in first position, it is close to well enclosure, because without interfering lift car in the fortune of hoistway
Row；When handrail is in the second position, the free end of handrail is arranged far from well enclosure, for being gripped use by those who fall well, convenient for pendant
Well person more easily waits rescuing for professional slow.The handrail is equipped with fluorescence labeling object, identifies the handrail convenient for those who fall well.
In the present embodiment, the safety device of fall arrest further includes multiple pressure-bearing recess portion (not shown) for being set to well enclosure
Or pressure-bearing protrusion (not shown), pressure-bearing recess portion or pressure-bearing protrusion match to form support level with flexible anti-fall part 100.Thus utilize
The pressure-bearing recess portion or pressure-bearing, which are protruded to be formed, tramples position for what those who fall well was trampled, while matching with flexible anti-fall part 100, convenient for pendant
Well person controls body.The pressure-bearing recess portion is the pit recessed to well enclosure, which is to outwardly protrude in the convex of well enclosure
Block.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (14)
1. a kind of safety device of fall arrest, which is characterized in that including flexible anti-fall part and it is fixedly arranged on the trigger device of well enclosure,
One end of the anti-fall part of flexibility is fixedly arranged on hall door door-plate, and the trigger device is equipped with the other end with the anti-fall part of flexibility
The interconnecting piece being fixedly connected, the trigger device detect the stress condition of the anti-fall part of flexibility, and root by the interconnecting piece
Warning message is sent according to preset stress condition and sends the instruction that control lift car is stopped transport.
2. the safety device of fall arrest according to claim 1, which is characterized in that the outside of the anti-fall part of flexibility is coated with
There is fluoresent coating.
3. the safety device of fall arrest according to claim 2, which is characterized in that the outside of the anti-fall part of flexibility is also set
There is reflecting coating, the reflecting coating is staggered with the fluoresent coating.
4. the safety device of fall arrest according to claim 1, which is characterized in that be equipped in the anti-fall part of flexibility multiple
Fluorescent grain.
5. the safety device of fall arrest according to claim 1, which is characterized in that the anti-fall part of flexibility is additionally provided with first
Magnetic absorbing mass, the well enclosure are additionally provided with the fixing piece with the first magnetic absorbing mass magnetic cooperation；Or the well enclosure is equipped with second
Magnetic absorbing mass, the anti-fall part of flexibility are equipped with the ligand cooperated with the second magnetic absorbing mass magnetic.
6. the safety device of fall arrest according to claim 1, which is characterized in that the trigger device includes bracket, bullet
Power part, pull rod and trigger switch, the branch are provided with the first supporter and the second supporter of two opposite settings, the spring element
It is sheathed in the pull rod and is set between first supporter and second supporter, the pull rod passes through described
First supporter and second supporter, which move, to be installed in the bracket；The pull rod is equipped with and the trigger switch phase
The triggering body of cooperation, the triggering body can be moved up and down with the pull rod, the triggering body and the first support mates
The clamping section of the spring element is formed, one end of the pull rod is equipped with the interconnecting piece.
7. the safety device of fall arrest according to claim 6, which is characterized in that first supporter be equipped with it is described
Pull rod socket the first mounting hole of cooperation, second supporter, which is equipped with, is socketed the second mounting hole of cooperation with the pull rod, and described the
Two mounting holes are opposite with first mounting hole.
8. the safety device of fall arrest according to claim 7, which is characterized in that the trigger device further includes lock tongue,
One end of the lock tongue and the pull rod are rotatablely connected, and the other end of the lock tongue is arranged outward and is fixed on drawing by spring
On bar, the accommodating chamber that the pull rod is equipped with the receiving lock tongue can turn to the accommodating chamber when the lock tongue is squeezed
It is interior；
Wherein, when the triggering body is in first position, the lock tongue is set to the outside of second supporter；When described
When triggering body is in the second position, the lock tongue is set to the inside of second supporter and limits with second supporter
Position cooperation.
9. the safety device of fall arrest according to claim 8, which is characterized in that it further include emergency set, the emergency
Device is equipped with emergency lamp；Wherein, when the triggering body is in first position, the emergency lamp power-off；When the triggering
When body is in the second position, the emergency lamp is powered.
10. the safety device of fall arrest according to claim 6, which is characterized in that the trigger device further includes being used for
The instruction for sending the alarm module of warning message and stopping transport for control lift car to be communicated to connect and sent with electric life controller
Communication module, the alarm module and the communication module are electrically connected with the trigger switch respectively.
11. the safety device of fall arrest according to claim 1, which is characterized in that further include handrail, one end of handrail can
It is rotatably dispose on well enclosure.
12. the safety device of fall arrest according to claim 1, which is characterized in that further include multiple being set to well enclosure
Pressure-bearing recess portion or pressure-bearing protrusion, the pressure-bearing recess portion or the pressure-bearing protrusion match to form support with the anti-fall part of flexibility
Position.
13. the safety device of fall arrest according to any one of claim 1 to 12, which is characterized in that described flexible anti-
Part is fallen in netted, and one end of the anti-fall part of flexibility is fixedly arranged on the hall door door-plate, and the other end of the anti-fall part of flexibility passes through
The trigger device is fixedly arranged on the well enclosure.
14. the safety device of fall arrest according to any one of claim 1 to 12, which is characterized in that described flexible anti-
Falling part includes at least two drawstrings being staggered, and one end of at least two drawstrings is arranged at intervals at the hall door door-plate,
The other end of at least two drawstrings is arranged at intervals on the well enclosure and wherein a drawstring passes through the triggering
Device is fixedly arranged on the well enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611115951.9A CN106629284B (en) | 2016-12-07 | 2016-12-07 | The safety device of fall arrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611115951.9A CN106629284B (en) | 2016-12-07 | 2016-12-07 | The safety device of fall arrest |
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| Publication Number | Publication Date |
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| CN106629284A CN106629284A (en) | 2017-05-10 |
| CN106629284B true CN106629284B (en) | 2019-09-17 |
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| CN201611115951.9A Active CN106629284B (en) | 2016-12-07 | 2016-12-07 | The safety device of fall arrest |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996358B (en) * | 2017-10-12 | 2020-04-21 | 沈小凤 | Safety anti-falling elevator |
| CN111285218B (en) * | 2020-03-26 | 2021-03-26 | 赵霄雯 | Elevator anti-falling protection device |
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| CN104340822A (en) * | 2013-07-26 | 2015-02-11 | 上海席尔诺电梯有限公司 | Protecting device for abnormal opening of elevator hall door |
| CN204237388U (en) * | 2013-12-17 | 2015-04-01 | 颜福洪 | A kind of passenger of preventing crashes into the automatic safety device of elevator hoistways |
| CN205739851U (en) * | 2016-05-16 | 2016-11-30 | 广东亚太西奥电梯有限公司 | A kind of have fault and get rid of poverty the elevator of function |
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