CN202193526U - Safety protection device of industrial elevator landing door - Google Patents
Safety protection device of industrial elevator landing door Download PDFInfo
- Publication number
- CN202193526U CN202193526U CN2011202270651U CN201120227065U CN202193526U CN 202193526 U CN202193526 U CN 202193526U CN 2011202270651 U CN2011202270651 U CN 2011202270651U CN 201120227065 U CN201120227065 U CN 201120227065U CN 202193526 U CN202193526 U CN 202193526U
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- CN
- China
- Prior art keywords
- crash barrier
- elevator door
- landing door
- switch
- elevator landing
- 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.)
- Expired - Fee Related
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Abstract
Provided is a safety protection device of an industrial elevator landing door. Vertical slide ways are arranged on two sides of the elevator landing door, anti-collision guardrails capable of vertically sliding are arranged in the slide ways, and upper position switches and lower position switches are respectively arranged at the upper portions and the lower portions of the slide ways. A steel wire rope bypasses a pulley wheel above the elevator landing door and a driving wheel at the output end of a speed reducer, the speed reducer is connected with a motor, one end of the steel wire rope is connected with the anti-collision guardrails, and a balance weight with the same weight as the anti-collision guardrails is arranged at the other end of the steel wire rope, and an operational control inductive magnetic switch is arranged on the side of the elevator landing door, thereby achieving interlocking linkage of the anti-collision guardrails and the elevator landing door. The safety protection device of the industrial elevator landing door is less in capital investment and remarkable in protecting effect and has no interface on elevator running.
Description
Technical field
The utility model belongs to the transportation means technical field, relates in particular to the protective device of industrial elevator.
Background technology
The industry elevator is as indispensable logistics transportation means in the multilayer industrial building, and because of it practices thrift plant area, reasonable distribution logistics, operation advantage efficient, that use manpower and material resources sparingly are used widely in commercial production.But industrial elevator is many because of himself complex structure, controlling unit, safe reliability require high, in the industrial operations process, use characteristics such as frequent, that the elevator load type of goods is various, thereby in use regular meeting exposes some potential safety hazards and causes safety misadventure.Show that from acquired information of the same trade and related data elevator happens occasionally because of the layer door accident personnel of opening crash into the hoistway accident.The root theoretical according to the accident reason and Cause and Effect matrix in-depth analysis accident takes place, except that people's unsafe acts, there is unsafe condition really in the object space face; The industry elevator door needs because of production; Design length and width all above 2m, the thick sheet steel of employing 1-1.5mm, layer door top uses two unidirectional suspension hanging wheels, bottom two plastics of use to lead the door machine mechanism of boots and sill composition; So layer door anticollision ability; Receiving under people, the effect of beyond the region of objective existence power, very easily throwing off, crashing into the hoistway safety misadventure thereby cause.
The utility model content
The utility model problem to be solved is under the prerequisite that does not change former industrial apparatus for controlling elevator and operating mode; A kind of industrial elevator door safety device is provided; Increase the anticollision ability of former elevator door, eliminate external force and directly clash into the security risk that the elevator door personnel crash into hoistway.
Adopt following technical scheme in order to solve the problems of the technologies described above: a kind of industrial elevator door safety device; The elevator door both sides are provided with vertical slideway; The crash barrier that can slide up and down is set in slideway; Slideway is not arranged with upper stroke switch and lower stroke switch, the position that is used for limiting crash barrier up and down; Steel rope is walked around the pulley of elevator door top and the driving wheel of reductor mouth; Reductor is connected with motor; One end of steel rope is connected with crash barrier, and the other end is fixed with crash barrier heavy with reprovision, and the elevator door side is provided with operation control induced magnetism switch; Operation control induced magnetism switch is through the operation of the signal control motor of opening and cutting out collection of elevator door, thus realization crash barrier and elevator door interlocking linkage.
The crash barrier both sides are connected with slideway through double grooved pulley respectively, and an end of steel rope is divided into pulley and the both sides of crash barrier that two stocks do not walk around above the slideway and is connected.
Be welded with supporting leg below the described crash barrier.
The utility model fund input is few, and is noiseless to elevator operation, protection effect is remarkable.Under the prerequisite that does not change former elevator circuit, operating mode, according to the gate principle, designed the industrial elevator door safety device of a cover, be installed in outer 2 meters of elevator door.Elevator door switch door process; Install the operation control induced magnetism switch of a magnetic inductor acquired signal outdoors additional at each layer of elevator; Realize that protective device under driven by power, opens and closes automatically up and down, thereby realized elevator door switch and protective device interlocking linkage.Avoided equipment and personnel's the generation that is strayed into falling accident effectively.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the utility model circuit control main circuit diagram.
Fig. 3 is the utility model circuit control loop figure.
Fig. 4 is the utility model control box structural representation.
The specific embodiment
Of Fig. 1; A kind of industrial elevator door safety device, elevator door 1 both sides are provided with vertical slideway 4, and crash barrier 3 both sides are connected with slideway 4 through double grooved pulley 2 respectively; Crash barrier 3 can slide up and down in slideway 4, is welded with supporting leg 5 below the crash barrier 3; Slideway 4 is not arranged with upper stroke switch 12 and lower stroke switch 13, the position that is used for limiting crash barrier 3 up and down; Steel rope 8 is walked around the pulley 6 of elevator door 1 top and the driving wheel 10 of reductor 9 mouths; Reductor 9 is connected with motor; One end of said steel rope 8 is divided into that two stocks are not walked around the pulley 6 of slideway 4 tops and the both sides of crash barrier 3 are connected; The other end be fixed with crash barrier with heavy counterweight 7, elevator door 1 side is provided with operation control induced magnetism switch 11, when utilizing elevator door 1 to open and close; The opening and closing that operation control inductive switch 11 is gathered the signal control motor that comes, thus realize crash barrier 3 and elevator door 1 interlocking linkage.
Like Fig. 2,3, shown in 4, the self-opening flow process: elevator cage operation to selected floor → car door and elevator door opening simultaneously down in interlock mechanism's control → elevator door open the normally closed point of back → operation control induced magnetism switch S Q1 output signal 0 → relay K M3 that puts in place be failure to actuate → control power supply after stopping switch S B3, the anxious normally closed contact point that stops safety switch SB4, thermal overload relay FR and operation control induced magnetism switch relay the KM3 closed normally closed point of contact, upper limit position switch B1, counter-rotating contactless switch KM2 interlocking close point and positive contactor KM1 electromagnetic wire bag, form loop → contactless switch KM1 owing to the line bag switch on self-holding contact adhesive → electrical power just change → reductor just changeing the drive crash barrier be promoted to the normally closed point of upper limit travel switch B1 break off → just changeing contact wire bag KM1 dead electricity → motor and stopping → crash barrier opens logistics and begins to pass in and out.
SELF CL flow process: elevator cab door; The aspect door begins to close → move control induced magnetism switch S Q1 output signal 1 → relay K M3 contact conversion → control power supply through stopping switch S B3; Suddenly stop safety switch SB4; The normally closed contact point of thermal overload relay FR and changed closed operation control induced magnetism switch relay KM3 contact through the normally closed point of lower position switch B2; Forming loop → contactless switch KM2 behind positive contactor KM1 interlocking close point and the counter-rotating contactless switch KM2 electromagnetic wire bag because line bag energising self-holding contact adhesive → electrical power counter-rotating → reductor counter-rotating drives crash barrier closes to the normally closed point of lower limit travel switch B2 disconnection → counter-rotating contactless switch KM2 line bag outage → motor and stop → crash barrier closes and puts in place → and elevator moves.
Manually upwards control: when button SB1 presses → the control power supply is through stopping switch S B3; Suddenly stop safety switch SB4; The normally closed contact point of thermal overload relay FR and closed door open button switch S B1 contact; Form loop → contactless switch KM1 behind the normally closed point of upper limit position switch B1, counter-rotating contactless switch KM2 interlocking close point and positive contactor KM1 electromagnetic wire bag since line bag energising self-holding contact adhesive → electrical power just change → reductor just changeing drive crash barrier be promoted to the normally closed point of upper limit travel switch B1 break off → just changeing contact wire bag KM1 dead electricity → motor and stopping → crash barrier opens.
Manually downwards control: when button SB2 presses → the control power supply is through stopping switch S B3; Suddenly stop safety switch SB4; The normally closed contact point of thermal overload relay FR and closed door close button switch S B2 contact; Through the normally closed point of lower position switch B2, forming loop → contactless switch KM2 behind positive contactor KM1 interlocking close point and the counter-rotating contactless switch KM2 electromagnetic wire bag because the adhesive of line bag energising self-holding contact → electrical power counter-rotating → reductor counter-rotating drive crash barrier closes to the normally closed point of lower limit travel switch B2 disconnection → counter-rotating contactless switch KM2 line bag outage → motor stops → crash barrier closes and puts in place.
Electric stop button SB3 promotes under manual and auto state at any time can be out of service in the decline process, and it is stable that crash barrier keeps under the protection of counterweight.
Scram protection button SB4 is manual and auto state at crash barrier, in lifting, the decline process as under the inoperative situation of the electric stop button SB3 of appearance, presses scram button SB4 and breaks off the control loop power supply, and crash barrier keeps stablizing under the protection of counterweight.
Power light LD leaves QM combined floodgate rear indicator light when the main circuit power sky and keeps normal bright state always, prompting control loop energising normal condition.
Claims (3)
1. industrial elevator door safety device; It is characterized in that: the elevator door both sides are provided with vertical slideway; The crash barrier that can slide up and down is set in slideway, and slideway is not arranged with upper stroke switch and lower stroke switch, the position that is used for limiting crash barrier up and down; Steel rope is walked around the pulley of elevator door top and the driving wheel of reductor mouth; Reductor is connected with motor; One end of steel rope is connected with crash barrier, and the other end is fixed with crash barrier heavy with reprovision, and the elevator door side is provided with operation control induced magnetism switch; Operation control induced magnetism switch is through the operation of the signal control motor of opening and cutting out collection of elevator door, thus realization crash barrier and elevator door interlocking linkage.
2. industrial elevator door safety device according to claim 1 is characterized in that: the crash barrier both sides are connected with slideway through double grooved pulley respectively, and an end of steel rope is divided into pulley and the both sides of crash barrier that two stocks do not walk around above the slideway and is connected.
3. industrial elevator door safety device according to claim 1 and 2 is characterized in that: be welded with supporting leg below the described crash barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202270651U CN202193526U (en) | 2011-06-30 | 2011-06-30 | Safety protection device of industrial elevator landing door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202270651U CN202193526U (en) | 2011-06-30 | 2011-06-30 | Safety protection device of industrial elevator landing door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202193526U true CN202193526U (en) | 2012-04-18 |
Family
ID=45948447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202270651U Expired - Fee Related CN202193526U (en) | 2011-06-30 | 2011-06-30 | Safety protection device of industrial elevator landing door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202193526U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347155A (en) * | 2015-11-19 | 2016-02-24 | 广东奥菱电梯有限公司 | Elevator hall door lock |
| CN106910317A (en) * | 2017-03-29 | 2017-06-30 | 华南理工大学 | A kind of express highway intelligent collision detection, warning device and method |
| CN107032250A (en) * | 2016-02-03 | 2017-08-11 | 杭州磐景智造文化创意有限公司 | Slider bar draw-gear for sliding screen device |
| CN107857177A (en) * | 2017-10-26 | 2018-03-30 | 广东华凯电梯有限公司 | A kind of elevator anticollision device, collision-prevention device |
| CN111119674A (en) * | 2018-10-30 | 2020-05-08 | 中煤第一建设有限公司 | Coal (gangue) bin guide rail sliding well cover door |
-
2011
- 2011-06-30 CN CN2011202270651U patent/CN202193526U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347155A (en) * | 2015-11-19 | 2016-02-24 | 广东奥菱电梯有限公司 | Elevator hall door lock |
| CN107032250A (en) * | 2016-02-03 | 2017-08-11 | 杭州磐景智造文化创意有限公司 | Slider bar draw-gear for sliding screen device |
| CN106910317A (en) * | 2017-03-29 | 2017-06-30 | 华南理工大学 | A kind of express highway intelligent collision detection, warning device and method |
| CN107857177A (en) * | 2017-10-26 | 2018-03-30 | 广东华凯电梯有限公司 | A kind of elevator anticollision device, collision-prevention device |
| CN111119674A (en) * | 2018-10-30 | 2020-05-08 | 中煤第一建设有限公司 | Coal (gangue) bin guide rail sliding well cover door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120418 Termination date: 20150630 |
|
| EXPY | Termination of patent right or utility model |