CN211004103U

CN211004103U - Novel elevator anti-pinch structure

Info

Publication number: CN211004103U
Application number: CN201922050198.5U
Authority: CN
Inventors: 黄俐; 吴建汀
Original assignee: Guangzhou Zhili Elevator Hoisting Equipment Co ltd
Current assignee: Guangzhou Zhili Elevator Hoisting Equipment Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-14
Anticipated expiration: 2029-11-25

Abstract

The utility model provides a novel structure is prevented pressing from both sides by elevator, including car, sedan-chair door and with the corresponding layer door that sets up of sedan-chair door, the top of elevator bridge is equipped with and is used for surveying regional inductor between the elevator bridge door, be equipped with the grating on the layer door, the grating sets up and is keeping away from one side of elevator bridge, be equipped with induction system on sedan-chair door and the layer door, the below symmetry of sedan-chair door and layer door is equipped with the fixing base, middle part position is equipped with stop switch in the fixing base, stop switch includes sensor and trigger, the trigger passes in the fixing base extends to the clearance between sedan-chair door and the layer door, the fixing base is close to clearance one side between sedan-chair door and the layer door and is equipped with trapezoidal briquetting, trapezoidal briquetting is through articulated piece and fixing base fixed connection, trapezoidal briquetting is leaning on the trigger. The utility model discloses can effectively prevent to press from both sides the emergence of hindering the incident, still possess higher safety protection performance.

Description

Novel elevator anti-pinch structure

Technical Field

The utility model relates to an elevator technical field, concretely relates to novel structure is prevented pressing from both sides by elevator.

Background

Elevators are currently the most common and convenient vertical lift tools in buildings. In order to prevent the elevator door body from accidentally clamping passengers or objects, an anti-clamping induction sheet is usually arranged between the car door body and a door body of a passenger hall of the elevator; when the door bodies touch the anti-pinch sensing piece during the closing period, the door bodies will immediately stop the closing action and re-open to achieve the safety protection of the door bodies during the closing period.

However, since the elevator only uses the anti-pinch sensing sheet as the anti-pinch safety mechanism, the elevator is usually old or careless, and the anti-pinch sensing sheet is faulty, thereby losing the anti-pinch effect; moreover, when the size or thickness of the obstacle (such as a rope or an electric wire) is small, the obstacle can only touch the door body of the carriage and the door body of the passenger room, and cannot press the anti-pinch sensing piece, at this time, even if the anti-pinch sensing piece is in normal operation, each door body can be continuously closed, and the carriage can still go up and down, thereby causing serious accidents.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that points out among the above-mentioned background art, aim at providing a novel elevator prevents pressing from both sides structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel structure is prevented pressing from both sides by elevator, includes car, sedan-chair door and the layer door that sets up corresponding with the sedan-chair door, the top of sedan-chair is equipped with and is used for surveying regional inductor between the bridge door, be equipped with the grating on the layer door, the grating sets up and is keeping away from one side of sedan-chair, be equipped with induction system on sedan-chair door and the layer door, the below symmetry of sedan-chair door and layer door is equipped with the fixing base, middle part position is equipped with stop switch in the fixing base, stop switch includes sensor and trigger, the trigger passes in the fixing base extends to the clearance between sedan-chair door and the layer door, the fixing base is close to clearance one side between sedan-chair door and the layer door and is equipped with trapezoidal briquetting, trapezoidal briquetting is through articulated piece and fixing base fixed connection, trapezoidal briquetting is supporting and.

Furthermore, the induction device comprises an infrared transmitting device and an infrared receiving device which is arranged corresponding to the infrared transmitting device, the infrared transmitting device is arranged on the car door, and the infrared receiving device is arranged on the landing door.

Further, the inductor is a 3D inductor.

Furthermore, a message output unit is connected behind the stop switch.

Further, the message output unit includes a sound transmitter and a message transmitter.

Compared with the prior art, the utility model discloses possess following advantage:

(1) set up the grating on the layer door to the expansion makes the layer door stop to close when the grating is blockked by the barrier apart from the detection of the regional scope nearer of layer door, simultaneously through the infrared emission device that sets up on the bridge door and the response connection between the infrared ray receiving arrangement that sets up on the layer door, realizes closing and opening of bridge door and layer door, avoids pressing from both sides and hinders the occurence of failure.

(2) The top of the cage is provided with a sensor for detecting the area between the bridge doors, so that the detection range is improved, and the safety performance of the elevator in the use process is improved.

(3) The fixing seat is arranged below the landing door and the car door, when a passenger carries a pet to enter the carriage, the pet rope is carelessly clamped by the car door and the landing door body, and the elevator still ascends or descends to actuate, the pet rope can provide pressure for the trapezoidal pressing block, and then the stop switch is started, so that the elevator stops operating and gives out a warning, and the effect of effectively serving as safety protection is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the usage state of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It will be understood that when an element/feature is referred to as being "disposed on" another element/feature, it can be directly on the other element/feature or intervening elements/features may also be present. When a component/part is referred to as being "connected/coupled" to another component/part, it can be directly connected/coupled to the other component/part or intervening components/parts may also be present. The term "connected/coupled" as used herein may include electrical and/or mechanical physical connections/couplings. The term "comprises/comprising" as used herein refers to the presence of features, steps or components/features, but does not preclude the presence or addition of one or more other features, steps or components/features. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

In addition, in the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and to distinguish similar objects, and there is no order of precedence between the two, and no indication or implication of relative importance is to be inferred. In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 and 2, a novel structure is prevented pressing from both sides by elevator, including car 1, sedan-chair door 2 and the layer door 3 corresponding to setting up with sedan-chair door 2, the top of sedan-chair 1 is equipped with and is used for surveying regional inductor 4 between the door 2, be equipped with grating 5 on the layer door 3, grating 5 sets up the one side of keeping away from sedan-chair 1, be equipped with induction system 6 on sedan-chair door 2 and the layer door 3, the below symmetry of sedan-chair door 2 and layer door 3 is equipped with fixing base 7, the middle part position is equipped with stop switch 8 in the fixing base 7, stop switch 8 includes sensor 81 and trigger 82, trigger 82 passes in the fixing base extends to the clearance between sedan-chair door 2 and the layer door 3, fixing base 7 is close to clearance one side between sedan-chair door 2 and the layer door 3 and is equipped with trapezoidal briquetting 9, trapezoidal briquetting 9 is through articulated piece 10 and fixing base 7 fixed connection, trapezoidal briquetting 9 is. When the barrier is arranged between the bridge doors 2, in order to enable the grating 5 to be blocked by the barrier when the landing doors 3 move, the microprocessor sends a signal to the microprocessor, the microprocessor is connected with the control unit for controlling the opening and closing of the bridge doors 2 and the landing doors 3, the control unit sends a signal, the car doors 2 and the landing doors 3 stop continuously closing, and therefore the clamping accident cannot occur, the barrier is effectively prevented from being clamped or damaged, and the use safety of the elevator is improved.

The sensing device 6 comprises an infrared emitting device 61 and an infrared receiving device 62 corresponding to the infrared emitting device 61, the infrared emitting device 61 is arranged on the car door 2, and the infrared receiving device 62 is arranged on the landing door 3. The infrared emitting device 61 and the infrared receiving device 62 are in induction fit, so that the landing door 3 is driven to be closed. The detection distance between the two is set to a fixed value in advance, and the detection distance is the space distance from the reference position to the detection surface, which is measured when the detection body moves in a certain mode and the switch is operated. The nominal operating distance refers to the nominal value of the operating distance of the proximity switch. Like this through fixed detection distance value can realize that layer door 3 is driven to move to closing simultaneously when bridge door 2 closes, opens otherwise, and then avoids closing in the twinkling of an eye, is hindered by the clamp in last 15 ~ 20cm stroke.

Inductor 4 is the 3D inductor, because the 3D inductor carries out the geometry 3D formation of image to the remote target that surpasss receiving system physical aperture diffraction limit, improves and surveys the precision, prevents that the door from not getting into the barrier in the railway carriage or compartment 1 completely and pressing from both sides the damage, avoids unnecessary injury to take place.

A message output unit 11 is connected behind the stop switch 8. The message output unit 11 includes a sound transmitter 111 and a message transmitter 112. The stop switch 8 is connected to an electric cabinet of the elevator and connects the sound transmitter 111 and the message transmitter 112 of the message output unit 11 to a guard room or a management room. When a passenger carries a pet to enter the lift car 1, the pet rope is carelessly clamped by the lift car door 2 and the landing door 3, and the elevator still ascends or descends, pressure can be provided for the trapezoidal pressing block 9 by the pet rope, and then the stop switch 8 is started, so that the elevator stops operating and gives out a warning, and the effect of effectively serving as safety protection is achieved.

The principle of the utility model is that when the barrier is arranged between the bridge doors 2, in order to stop the grating 5 by the barrier when the landing door 3 moves, the microprocessor sends a signal to the microprocessor, the microprocessor is connected with the control unit for controlling the opening and closing of the bridge doors 2 and the landing door 3, the control unit sends a signal, the car doors 2 and the landing door 3 stop continuously closing, therefore, the clamping accident can not occur, the barrier is effectively prevented from being clamped or damaged, and the use safety of the elevator is improved; the 3D sensor performs geometric 3D imaging on a remote target exceeding the diffraction limit of the physical aperture of the receiving system, so that the detection precision is improved, the bridge door 2 is prevented from clamping or damaging the obstacles which do not completely enter the bridge box 1, and unnecessary damage is avoided; the stop switch 8 is connected with the electric cabinet of the elevator, and the sound transmitter 111 and the message transmitter 112 of the message output unit 11 are connected with a guard room or a management room, when a passenger enters the car 1 with a pet, the pet rope is carelessly clamped by the car door 2 and the landing door 3, and the elevator still ascends or descends, pressure can be provided for the trapezoidal pressing block 9 by the pet rope, and then the stop switch 8 is started, so that the elevator stops operating and gives out a warning, and the effect of effectively serving as safety protection is achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel structure is prevented pressing from both sides by elevator, includes car, sedan-chair door and the layer door that sets up corresponding with the sedan-chair door, a serial communication port, the top of elevator bridge is equipped with and is used for surveying regional inductor between the elevator bridge door, be equipped with the grating on the layer door, the grating sets up and is keeping away from one side of elevator bridge, be equipped with induction system on sedan-chair door and the layer door, the below symmetry of sedan-chair door and layer door is equipped with the fixing base, middle part position is equipped with stop switch in the fixing base, stop switch includes sensor and trigger, the trigger passes the fixing base and extends to in the clearance between sedan-chair door and the layer door, the fixing base is close to clearance one side between sedan-chair door and the layer door and is equipped with trapezoidal briquetting, trapezoidal briquetting is through articulated piece and fixing base fixed connection, trapezoidal briquetting is leaning on the trigger.

2. The novel elevator anti-pinch structure according to claim 1, wherein the sensing device comprises an infrared emitting device and an infrared receiving device arranged corresponding to the infrared emitting device, the infrared emitting device is arranged on the car door, and the infrared receiving device is arranged on the landing door.

3. The novel elevator anti-pinch structure according to claim 1, wherein the sensor is a 3D sensor.

4. The novel elevator anti-pinch structure according to claim 1, characterized in that an information output unit is connected to the anti-pinch device.

5. The novel elevator anti-pinch structure according to claim 4, wherein the message output unit comprises a sound transmitter and a message transmitter.