CN203612783U - Elevator door anti-collision device - Google Patents

Elevator door anti-collision device Download PDF

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Publication number
CN203612783U
CN203612783U CN201320793769.4U CN201320793769U CN203612783U CN 203612783 U CN203612783 U CN 203612783U CN 201320793769 U CN201320793769 U CN 201320793769U CN 203612783 U CN203612783 U CN 203612783U
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CN
China
Prior art keywords
elevator
door
elevator door
switch
closing
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Active
Application number
CN201320793769.4U
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Chinese (zh)
Inventor
刘森荣
陈得
宋锦洪
朱益霞
蔡欣正
许景忠
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Guangzhou Guangri Elevator Industry Co Ltd
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Guangzhou Guangri Elevator Industry Co Ltd
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Priority to CN201320793769.4U priority Critical patent/CN203612783U/en
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Abstract

The utility model discloses an elevator door anti-collision device which is used for preventing an object from colliding with an elevator door during an elevator door closing process. The elevator door anti-collision device comprises a detector, a diffuse reflection switch and a control switch. The detector detects the fact that the elevator door is in a closing state. The diffuse reflection switch is arranged on the bottom of a wall plate outside a hall door and senses an object outside the hall door. The control switch is connected with an elevator door opening-closing module of a central control system. The detector sends signals that the elevator door is closed right now to the diffuse reflection switch to control starting of the diffuse reflection switch. The diffuse reflection switch sends sensing signals to the control switch to control turning on of off of the control switch. The control switch is connected in parallel with at least one of a door opening button switch or an outer calling instruction button switch. According to the elevator door anti-collision device, an elevator door detecting zone is expanded to the outer portion of an elevator layer door, the device is suitable for situations in which a trolley, a wheelchair and the like are often used, damage on objects or the elevator door caused by elevator door closing can be greatly avoided, double insurance is achieved, mistaken opening of the elevator door during an elevator operation process is avoided, and safe operation of an elevator is guaranteed.

Description

A kind of elevator door anticollision device
Technical field
The utility model relates to elevator field, especially prevents that passenger or go-cart pent elevator door during elevator door closing from clipping to or causing the elevator door anticollision device of the damage of elevator door.
Background technology
In life, elevator faults is mainly caused by elevator car door system fault, and elevator is also that elevator door causes to passenger's injury accident considerable part reason.Potential threat for fear of elevator door to passenger, the safe operation of protection elevator car door system self, according to concerned countries standard " GB7588-2003 elevator manufacture with install safety standard ", elevator design various forms of elevator door protection systems.In elevator, for preventing that the technology that elevator hurts passenger in the process of closing the door from mainly containing two kinds:
1, safety edge fender guard.Safety edge fender guard is installed on elevator cage door both sides; when elevator is being closed the door in process; there are passenger or goods in the time of elevator door switch door scope; stop closing the door of elevator; passenger or goods can first touch safety edge; safety edge action triggers elevator is reopened door instruction, and elevator door is reopened.
2, elevator light curtain fender guard.Elevator light curtain fender guard is made up of infrared transmitter and infrared remote receiver; be contained in respectively the both sides of elevator cab door; when elevator is at closing time; within the scope of Ruo Men district switch gate, there are goods or passenger to pass through; in the time that elevator door does not also touch goods or passenger; the infrared ray that goods or passenger have blocked light curtain fender guard triggers the instruction of elevator reopening door, thereby elevator door is reopened.
As shown in Figure 1, its structural representation that is existing elevator door protection device.Existing elevator door protection device is in order to prevent that close the door goods or passenger of elevator from being pressed from both sides; touch panel or light curtain 4 are installed between the Room door 3 and gate 5 of elevator cab door both sides; within the scope of Men district switch gate, have passenger or goods by time just shield; the signal detecting by touch panel or light curtain; give master control system and judged whether that article are closing the door in district, and then the elevator door phase down of the center-control switch order of control elevator door opening-closing by master control system in closing reopening.Or the outer outer order button switch of calling together of calling box 21 together by wallboard 2 stops elevator door to continue to cut out.But in elevator uses, general use hand barrow when packing goods in elevator.When elevator is closed the door in process; width between elevator door is being closed to while being less than the current width of hand barrow; even if hand barrow has entered in the plane at lift door frame 1 place, hand barrow still cannot arrive fender guard induction zone, and safety protector of elevator door can not generation effect.Now, elevator door still cuts out, and because hand barrow is equipped with weight, inertia is large, and hand barrow cannot stop at once, causes hand barrow to clash into the elevator door of closing, and makes elevator door damage or cause the accident.
Utility model content
The purpose of this utility model, overcome exactly the deficiencies in the prior art, a kind of elevator door anticollision device is provided, make the safety detection area extension of elevator door to elevator door outside, elevator door phase down in closing in the time that article or personnel approach outside elevator door, take into account the safe operation of elevator simultaneously, guaranteed that elevator door can not open by mistake.
In order to achieve the above object, adopt following technical scheme:
A kind of elevator door anticollision device, it is for preventing the collision of elevator door closing process object to elevator door, it is characterized in that: comprise and detect elevator door detector just in off position, be arranged on the Room induction Room, the wallboard bottom diffuser reflection switch of object outdoors outdoors, and the master cock being connected with the elevator door opening-closing module of master control system, the signal that described detector transmission elevator door is cutting out is to its startup of diffuser reflection switch control, described diffuser reflection switch sends induced signal to its closed or disconnection of master cock control, described master cock and door open button switch or call together outward in order button switch at least one be connected in parallel.
Further, described diffuser reflection switch comprises two, is separately positioned on left and right wallboard bottom outdoors, the Room.
Further, also comprise and be arranged on the indexing unit of ground for the actual sensed region of mark diffuser reflection switch.
Further, also comprise one or both fender guards in the elevator light curtain fender guard that is arranged on the safety edge fender guard of elevator cage door both sides or is arranged on elevator cab door both sides.
Compared with prior art, the beneficial effects of the utility model are:
The utility model will enter the object of elevator by being arranged on Room diffuser reflection inductive switching outdoors, in the process of elevator door closing, personnel can be predicted effectively or article will enter elevator, send signal and make master cock action, being equivalent to is having another people's help to pin door open button switch or call order button switch outward together, and then stop in time the closing movement of elevator door and transfer breakdown action to, prevent that article or personnel from encountering the elevator door in closing.Master cock and door open button switch or call order button switch in parallel outward together and can reduce improvement cost, transform simple and practically, can also play the effect of double insurance.The utility model is especially remarkable for object effects such as hand barrows, and diffuser reflection switch does not send signal in elevator non-when action of closing the door, to prevent the misoperation of elevator door, even if losing efficacy, detector made diffuser reflection switch send signal in non-when action of closing the door, due to master cock and door open button switch or to call the two ends of order button switch outward together in parallel, be equivalent to time press door open button switch or call order button switch outward together in the non-action of closing the door of elevator, now elevator door also can not be opened, stop elevator the opening by mistake of elevator door in upper and lower operational process, guarantee the safe operation of elevator.
The utility model can also use with original elevator switch door resist technology collocation, and this elevator door protection device uses with former fender guard simultaneously, and safety performance has precedence over original fender guard, makes elevator door surveyed area extend to elevator door outside.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fender guard of existing elevator;
Fig. 2 is the fundamental diagram of diffuser reflection switch;
Fig. 3 is the annexation figure of diffuser reflection switch and master cock;
Fig. 4 is master cock described in the utility model the first embodiment and the connection diagram of elevator door opening-closing module;
Fig. 5 is the master cock described in the utility model the first embodiment and the door open button switch in car or the connection diagram of calling order button switch outward together;
Fig. 6 is the structural representation of the elevator door anticollision device described in the utility model the first embodiment.
Diagram: 1-lift door frame; 2-wallboard; 21-call box outward together; 3-Room door; 4-light curtain or touch panel; 5-gate;
6-diffuser reflection switch; 7-master cock; Door open button switch in 8-car or call order button switch outward together;
9-elevator door opening-closing module; 10-projecting lamp.
The specific embodiment
Below in conjunction with specific embodiment, the utility model is described further:
The utility model is only used in elevator door closing process.For elevator door close completely or elevator in the induction situation of floor not inapplicable.By master control system control applicable elements, the action that makes diffuser reflection switch only stop continuing to close in the elevator door closing process of This floor transfers unlatching to, avoids personnel or object by object that just elevator door in closing process clips to reach.
Embodiment mono-
As shown in Figure 2, the utility model comprises diffuser reflection switch 6.Diffuser reflection switch is a kind of transmitting and the sensor that is received as one.Penetrate on object when the light that sensor emission is gone out, light is reflected back toward sensor, thereby produces on-off signal.In order to obtain good effect, the utility model adopts symmetrically arranged two.As shown in Figure 3, two diffuser reflection switches 6 connect respectively power supply, and mouth is connected to master cock 7, and master cock 7 is connected to power cathode.As shown in Figure 4, master cock 7 is connected to the elevator door opening-closing module 9 of master control system.In the time that detector detects that elevator door is in just at closing process state, sending controling instruction is to diffuser reflection switch 6.Diffuser reflection switch 6 is triggered and starts in running order.In the time having object to enter induction zone, diffuser reflection switch 6 receives induced signal and induced signal is sent to master cock 7, master cock 7 closures, and elevator door opening-closing module 9 is just ordered the elevator door phase down in closing process and is reopened.Detector can be that newly-increased detector is also to utilize original detector that can detect elevator door state in elevator device.Just work after the signal that diffuser reflection switch is only cutting out at detector transmission elevator door, effectively prevents elevator door misoperation, guarantees the safe operation of elevator.
As shown in Figure 5, master cock 7 is except being connected with elevator door opening-closing module 9, can also be respectively with car in door open button switch or call one or two in order button switch 8 outward together and be connected in parallel.Once master cock 7 is triggered, be equal to and trigger the door open button switch in car or call order button switch outward together, effectively stop the elevator door in closing to continue to close and reopen elevator door.By with door open button switch in car or call order button switch in parallel outward together and be connected, can realize the elevator door stoping in closing and continue to close and reopen elevator door.Master cock 7 is connected in parallel with multiple switches simultaneously, can reduce improvement cost, utilizes original circuit, only at door open button switch or call order button switch place transformation outward together, save independent bracing wire, connect separately the trouble of power supply, transformation process is simple, can also play the effect of double insurance.Described master cock 7 is preferably GDS relay.
As shown in Figure 6, the present embodiment mainly uses two diffuser reflection switches 6, is arranged on respectively 2 li of the wallboards of Room the right and left outdoors, and setting height(from bottom) is greatly about 30mm, and setting height(from bottom) can be adjusted according to actual needs.The setting height(from bottom) of the present embodiment is particularly useful for the objects such as hand barrow.For hand barrow, front, the hand barrow that the posterior this pushing manipulation of people causes and the collision of elevator door are especially remarkable.Article are linked into elevator from the external world, are from the space beyond wallboard 2, near wallboard 2, enter lift door frame 1 space, place, enter elevator door, enter in lift car.When there being people's pushing hands go-cart to approach elevator, before not entering the space that lift door frame 1 surrounds, just can be detected, allow elevator door have the enough reaction time.Being different from the existing elevator light curtain fender guard that is arranged on elevator cab door both sides is to enter lift door frame 1, and the elevator door that article are being closed is clamped and situation about reopening.The quantity of diffuser reflection switch is not limited to two, can set multiple according to actual conditions.The scope of its induction is determined according to actual service condition, as long as meet the requirement of accurate sense object.The material layer protection of diffuser reflection switch 6 use light transmissives, prevents that it from being collided impaired inefficacy by foreign object.The indexing unit of difference ground color is set in addition, on floor.For example use the induction zone of warning line mark diffuser reflection switch in workshop, use the label of the objects such as the carpet identical with induction zone size as induction zone.In addition, without the label of entity, be radiated at ground and form a light sensing district by being located at the projecting lamp 10 of lift door frame or wallboard.Adjust crevice projection angle and the projected area of projecting lamp, can the actual induction district of diffuser reflection switch on ground accessible showing.The invisible induction zone of diffuser reflection switch is shown by the macroscopic entity mark of people or light mark, can make the personnel that do not want to enter the elevator in closing enter appreciiable indexing unit, prevent the generation of false triggering.
Close the door in process at elevator, when passenger or hand barrow enter induction region, the light reflection that human body or hand barrow are launched diffuser reflection switch 6 returns the receptor of diffuser reflection switch 6, make the enabling signal of diffuser reflection switch 6 output low levels, make the open contact closure of GDS relay, to the door open button switch in car or call the short circuit of order button switch outward together, or closure signal is sent to the elevator door opening-closing module of master control system, thereby stop elevator door continue close, and again drive elevator door, effectively prevent the situation that hand barrow or other article stop at the elevator door entering in being closed in elevator.What use two diffuser reflection switches is mainly to make detection range ensure enough detection light, guarantees to detect effect.
This device can also use with the safety edge fender guard of elevator cage door both sides or one or both fender guards collocation that are arranged in the elevator light curtain fender guard of elevator cab door both sides; safety is more preferably in existing fender guard; make elevator door surveyed area extend to elevator door outside; tackle the occasion that some often use the article such as hand barrow, wheelchair, can greatly avoid elevator door closing to cause the damage of personnel, article or elevator door.
The foregoing is only the preferred embodiment of explaining the utility model, not the utility model is done to any formal restriction.All any modification or changes of the relevant the utility model of doing under identical utility model spirit, all must be included in the category of the utility model intention protection.

Claims (4)

1. an elevator door anticollision device, it is for preventing the collision of elevator door closing process object to elevator door, it is characterized in that: comprise and detect elevator door detector just in off position, be arranged on the Room induction Room, the wallboard bottom diffuser reflection switch of object outdoors outdoors, and the master cock being connected with the elevator door opening-closing module of master control system, the signal that described detector transmission elevator door is cutting out is to its startup of diffuser reflection switch control, described diffuser reflection switch sends induced signal to its closed or disconnection of master cock control, described master cock and door open button switch or call together outward in order button switch at least one be connected in parallel.
2. elevator door anticollision device according to claim 1, is characterized in that: described diffuser reflection switch comprises two, is separately positioned on left and right wallboard bottom outdoors, the Room.
3. elevator door anticollision device according to claim 1, is characterized in that: also comprise and be arranged on the indexing unit of ground for the actual sensed region of mark diffuser reflection switch.
4. according to the elevator door anticollision device described in the arbitrary claim of claim 1-3, it is characterized in that: also comprise one or both fender guards in the elevator light curtain fender guard that is arranged on the safety edge fender guard of elevator cage door both sides or is arranged on elevator cab door both sides.
CN201320793769.4U 2013-12-04 2013-12-04 Elevator door anti-collision device Active CN203612783U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320793769.4U CN203612783U (en) 2013-12-04 2013-12-04 Elevator door anti-collision device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320793769.4U CN203612783U (en) 2013-12-04 2013-12-04 Elevator door anti-collision device

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Publication Number Publication Date
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104192682A (en) * 2014-08-21 2014-12-10 太仓市同维电子有限公司 Method and device for reducing man-made external force damage to freight elevator
CN104340815A (en) * 2014-09-16 2015-02-11 常熟建工建设集团有限公司苏州分公司 Barrier-free elevator
CN105347156A (en) * 2015-10-30 2016-02-24 中山市鑫海精密制造科技有限公司 Anti-collision elevator and using method thereof
CN106081767A (en) * 2016-08-08 2016-11-09 永大电梯设备(中国)有限公司 The inspection method that a kind of protection device is abnormal
CN106986253A (en) * 2017-05-05 2017-07-28 苏州睿绮电子有限公司 A kind of many detection translation load mode Cargo Lifts
CN110817630A (en) * 2018-08-08 2020-02-21 奥的斯电梯公司 Elevator system with LIDAR and/or RADAR sensors

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104192682A (en) * 2014-08-21 2014-12-10 太仓市同维电子有限公司 Method and device for reducing man-made external force damage to freight elevator
CN104340815A (en) * 2014-09-16 2015-02-11 常熟建工建设集团有限公司苏州分公司 Barrier-free elevator
CN105347156A (en) * 2015-10-30 2016-02-24 中山市鑫海精密制造科技有限公司 Anti-collision elevator and using method thereof
CN106081767A (en) * 2016-08-08 2016-11-09 永大电梯设备(中国)有限公司 The inspection method that a kind of protection device is abnormal
CN106081767B (en) * 2016-08-08 2018-04-20 永大电梯设备(中国)有限公司 A kind of inspection method of protective device exception
CN106986253A (en) * 2017-05-05 2017-07-28 苏州睿绮电子有限公司 A kind of many detection translation load mode Cargo Lifts
CN110817630A (en) * 2018-08-08 2020-02-21 奥的斯电梯公司 Elevator system with LIDAR and/or RADAR sensors

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