CN214087251U - Anti-pinch device for elevator door - Google Patents
Anti-pinch device for elevator door Download PDFInfo
- Publication number
- CN214087251U CN214087251U CN202021284799.9U CN202021284799U CN214087251U CN 214087251 U CN214087251 U CN 214087251U CN 202021284799 U CN202021284799 U CN 202021284799U CN 214087251 U CN214087251 U CN 214087251U
- Authority
- CN
- China
- Prior art keywords
- door
- sedan
- chair
- car door
- light curtain
- 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.)
- Active
Links
Images
Landscapes
- Elevator Door Apparatuses (AREA)
Abstract
The utility model discloses a be used for lift-cabin door anti-pinch device, including door guide rail and human infrared ray sensor one, sliding connection has the assembly pulley on the door guide rail, the assembly pulley has two sets ofly, there is sedan-chair door one bottom through the bolt fastening in assembly pulley one side, sedan-chair door one just opposite face one side with the assembly pulley passes through bolt fixedly connected with sedan-chair door two, sedan-chair door one with all be fixed with the translucent cover through the draw-in groove on two lateral walls of sedan-chair door. Has the advantages that: the utility model discloses a newly-increased human infrared ray sensor one and human infrared ray sensor two, can cooperate traditional lift-cabin door's original sensor to be regarded as jointly and prevent tong's sensing device, great improvement the lift-cabin door avoid tong to the recognition effect of blind area, secondly the buffering flange can play a buffering and the effect that slows down to closed lift-cabin door, avoids causing direct injury to the hand of cliping, does further prevent tong discernment through pressure sensor at last.
Description
Technical Field
The utility model relates to an elevator protection technology field, concretely relates to be used for lift-cabin door to prevent tong device.
Background
The elevator safety protection system generally comprises a mechanical safety protection device and an electrical safety protection device, wherein the mechanical safety protection device mainly comprises a speed limiter, a safety tongs, a buffer, a brake, a landing door lock and car door electrical interlocking device, a door safety protection device, a car roof safety window, a car roof protection railing, a foot protection plate and the like; the electrical safety protection includes direct electric shock protection, indirect electric shock protection, electrical fault protection, electrical safety devices and the like, wherein some mechanical safety devices usually need to be electrically matched and interlocked to complete the action and the reliable effect.
When the existing elevator door runs, a sensor on a protection device of the existing elevator door has a certain blind area, and when a user operates by mistake, the safety of the device is poor, and accidents are easy to happen.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the anti-pinch device for the elevator door is provided, and the problems that when the existing elevator door runs, a sensor on a protection device of the existing elevator door has a certain blind area, and when a user operates by mistake, the safety of the device is poor, and accidents are easy to happen are solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a be used for lift-cabin door anti-pinch device, including door guide rail and human infrared ray sensor one, sliding connection has the assembly pulley on the door guide rail, the assembly pulley has two sets ofly, there is sedan-chair door one bottom bolt fastening in assembly pulley one side, sedan-chair door one just face one side with the assembly pulley passes through bolt fixedly connected with sedan-chair door two, sedan-chair door one with all be fixed with the translucent cover through the draw-in groove on two lateral walls of sedan-chair door, the inside both sides of translucent cover are in sedan-chair door one internally mounted has the light curtain transmitter, the inside both sides of translucent cover are in two internally mounted of sedan-chair door have the light curtain receiver, install between the light curtain transmitter human infrared ray sensor one.
Through adopting above-mentioned technical scheme, the light curtain receiver with the light curtain transmitter is the same with the safety grating effect on the equipment of mill, the translucent cover is used for protecting the sensor, and can see through the light of sensor.
Furthermore, a human body infrared sensor II is fixedly installed between the light curtain receivers, a limiting block is riveted on the door guide rail through a bolt between the pulley blocks, and the limiting block is located on the central point of the length direction of the guide rail.
By adopting the technical scheme, the first human body infrared sensor and the second human body infrared sensor are more sensitive human body recognition sensors, so that the human body recognition effect of the car door is improved.
Furthermore, buffering convex plates are nested on the peripheries of the transparent covers on the side walls of the car doors, sliding rails are fixed between the buffering convex plates and the car doors through bolts, and the buffering convex plates can slide along the sliding rails.
Through adopting above-mentioned technical scheme, buffering flange is taken in to sedan-chair door one inside along the slide rail by sedan-chair door two extrudees under normal condition.
Furthermore, a spring is fixed on one side wall inside the buffering convex plate through a clamping groove, a pressure sensor is fixed at one end of the spring, and a top plate is fixed on one side of the pressure sensor and the first car door through bolts.
Through adopting above-mentioned technical scheme, the extra hindrance power that pressure sensor pressure monitoring buffering flange received.
Furthermore, the pressure sensor is fixedly connected with the top plate through a bolt, a limiting door frame is nested on the other side of the outer portions of the first car door and the second car door, and no gap exists between the limiting door frame and the first car door and between the limiting door frame and the second car door.
By adopting the technical scheme, the gap between the limiting door frame and the first car door and the gap between the limiting door frame and the second car door are smaller, so that fingers of a user are prevented from being involved.
Furthermore, the pulley block is connected to an external driving mechanism, and the light curtain receiver, the light curtain transmitter, the first human body infrared sensor, the second human body infrared sensor and the pressure sensor are all connected to a circuit system for elevator intelligent control.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
for solving current lift-cabin door when the operation, the sensor on its protector has certain blind area, and the user is in the maloperation, and the security of device is relatively poor, the problem of easy emergence accident, the utility model discloses a newly-increased human infrared ray sensor one and human infrared ray sensor two, can cooperate traditional lift-cabin door's original sensor to regard as the sensing device who prevents tong jointly, great improvement the lift-cabin door avoid the tong to the discernment effect of blind area, secondly the buffering flange can play a buffering and the effect that slows down to closed lift-cabin door, avoids causing direct injury to the hand of cliping, does further prevent tong discernment through pressure sensor at last.
Drawings
Fig. 1 is a schematic structural view of a hand clamping prevention device for an elevator door according to the present invention;
fig. 2 is an internal structure schematic diagram of a car door I and a car door II in the elevator door anti-pinch device.
The reference numerals are explained below:
1. a door guide rail; 2. a pulley block; 3. a first car door; 4. a limiting block; 5. a transparent cover; 6. a light curtain emitter; 7. limiting the doorframe; 8. a buffer convex plate; 9. a slide rail; 10. a top plate; 11. a spring; 12. a pressure sensor; 13. a second car door; 14. a light curtain receiver; 15. a human body infrared sensor I; 16. and a second human body infrared sensor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, the anti-pinch device for elevator door in this embodiment includes a door guide rail 1 and a first human body infrared sensor 15, the door guide rail 1 is slidably connected with a pulley block 2, there are two sets of pulley blocks 2, a first car door 3 is fixed at the bottom of one side of the pulley block 2 through a bolt, a second car door 13 is fixedly connected with one side of the first car door 3 and the pulley block 2 through a bolt, a transparent cover 5 is fixed on the side walls of the first car door 3 and the second car door 13 through a slot, light curtain emitters 6 are installed inside the first car door 3 on both sides inside the transparent cover 5, light curtain receivers 14 are installed inside the second car door 13 on both sides inside the transparent cover 5, the first human body infrared sensor 15 is installed between the light curtain emitters 6, the light curtain receivers 14 and the light curtain emitters 6 have the same effect as the safety grating on the factory equipment, the transparent cover 5 is used for protecting the sensors, and is transparent to the light of the sensor.
A second human body infrared sensor 16 is fixedly installed between the light curtain receivers 14, a limiting block 4 is riveted on the door guide rail 1 through a bolt between the pulley blocks 2, the limiting block 4 is located at the central point of the length direction of the guide rail, the first human body infrared sensor 15 and the second human body infrared sensor 16 are more sensitive human body identification sensors, and the human body identification effect of the car door is improved.
The periphery of the transparent cover 5 is nested with the buffering convex plate 8 on one 3 side walls of the car door, a sliding rail 9 is fixed between the buffering convex plate 8 and the car door 3 through a bolt, the buffering convex plate 8 can slide along the sliding rail 9, and the buffering convex plate 8 is extruded by the car door two 13 under normal conditions and is taken in the car door one 3 along the sliding rail 9.
A spring 11 is fixed on one side wall inside the buffering convex plate 8 through a clamping groove, a pressure sensor 12 is fixed at one end of the spring 11, a top plate 10 is fixed on one side of the pressure sensor 12 and the car door 3 through bolts, and the pressure sensor 12 monitors extra barrier force received by the buffering convex plate 8.
The pressure sensor 12 is fixedly connected with the top plate 10 through bolts, the other sides of the first car door 3 and the second car door 13 are embedded with the limiting door frame 7, no gap exists between the limiting door frame 7 and the first car door 3 as well as between the limiting door frame 7 and the second car door 13, and the gap between the limiting door frame 7 and the first car door 3 as well as between the limiting door frame 7 and the second car door 13 is small, so that fingers of a user are prevented from being involved.
The pulley block 2 is connected to an external driving mechanism, and the light curtain receiver 14, the light curtain transmitter 6, the first human body infrared sensor 15, the second human body infrared sensor 16 and the pressure sensor 12 are connected to a circuit system for elevator intelligent control.
The specific implementation process of this embodiment is as follows: when the car door I3 and the car door II 13 are normally closed, the light curtain emitter 6 and the light curtain receiver 14 can normally identify the barrier between the car door I3 and the car door II 13, but because a blind area which can not be covered exists between the light curtain emitter 6 and the light curtain receiver 14, the protection operation can not be executed when the car door I3 and the car door II 13 are closed, at the moment, the human body infrared sensor I15 and the human body infrared sensor II 16 are used as compensation, the human body structure between the car door I3 and the car door II 13 can be sensitively collected, the protection operation can be timely executed, the operation of the car door I3 and the car door II 13 is stopped, the design improves the identification effect of the traditional elevator door protection sensor on the blind area, the accident of clamping of the elevator door can be effectively avoided, in addition, when the car door I3 and the car door II 13 are directly closed because the barrier can not be identified, the buffer convex plate 8 is extruded by the car door II 13 to enter the car door I3 along the sliding rail 9, the speed and the force when the first car door 3 and the second car door 13 are closed can be effectively reduced, the direct impact force of the car door on the user limbs is reduced, finally, the pressure sensor 12 identifies the currently transmitted pressure, the pressure is compared with set data, the protection mechanism of the car door is started again, the protection effect of the elevator door on the user limbs is further improved, and direct damage is avoided.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. The utility model provides a be used for lift-cabin door anti-pinch device which characterized in that: including door guide rail (1) and human infrared ray sensor (15), sliding connection has assembly pulley (2) on door guide rail (1), assembly pulley (2) have two sets ofly, there is sedan-chair door (3) sedan-chair door (2) one side bottom through the bolt fastening, sedan-chair door (3) just face one side with assembly pulley (2) are through bolt fastening connection sedan-chair door two (13), sedan-chair door one (3) with it is fixed with translucent cover (5) all through the draw-in groove on sedan-chair door two (13) the lateral wall, translucent cover (5) inside both sides are in sedan-chair door one (3) internally mounted has light curtain transmitter (6), translucent cover (5) inside both sides are in sedan-chair door two (13) internally mounted has light curtain receiver (14), install between light curtain transmitter (6) human infrared ray sensor (15).
2. The anti-pinch device for elevator doors according to claim 1, wherein: fixed mounting has human infrared sensor two (16) between light curtain receiver (14), be in between assembly pulley (2) pass through bolt riveting stopper (4) on door guide rail (1), stopper (4) are located guide rail length direction's central point.
3. The anti-pinch device for elevator doors according to claim 2, wherein: the car door is characterized in that a buffering convex plate (8) is embedded and sleeved on the periphery of the transparent cover (5) on one side wall of the car door I (3), a sliding rail (9) is fixed between the buffering convex plate (8) and the car door I (3) through a bolt, and the buffering convex plate (8) can slide along the sliding rail (9).
4. The anti-pinch device for elevator doors according to claim 3, wherein: a spring (11) is fixed on one side wall inside the buffering convex plate (8) through a clamping groove, a pressure sensor (12) is fixed at one end of the spring (11), and a top plate (10) is fixed on one side of the pressure sensor (12) and the car door I (3) through bolts.
5. The anti-pinch device for elevator doors according to claim 4, wherein: the pressure sensor (12) is fixedly connected with the top plate (10) through bolts, the other side of the outer portions of the first car door (3) and the second car door (13) is nested with a limiting door frame (7), and no gap exists between the limiting door frame (7) and the first car door (3) and between the limiting door frame and the second car door (13).
6. The anti-pinch device for elevator doors according to claim 4, wherein: the pulley block (2) is connected to an external driving mechanism, and the light curtain receiver (14), the light curtain transmitter (6), the human body infrared sensor I (15), the human body infrared sensor II (16) and the pressure sensor (12) are connected to a circuit system for intelligent control of the elevator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021284799.9U CN214087251U (en) | 2020-07-03 | 2020-07-03 | Anti-pinch device for elevator door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021284799.9U CN214087251U (en) | 2020-07-03 | 2020-07-03 | Anti-pinch device for elevator door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214087251U true CN214087251U (en) | 2021-08-31 |
Family
ID=77417812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021284799.9U Active CN214087251U (en) | 2020-07-03 | 2020-07-03 | Anti-pinch device for elevator door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214087251U (en) |
-
2020
- 2020-07-03 CN CN202021284799.9U patent/CN214087251U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201162452Y (en) | Anti-clamping device of city rail traffic platform shield door | |
| CN214087251U (en) | Anti-pinch device for elevator door | |
| CN211500364U (en) | Safety door mechanism | |
| CN203173662U (en) | Protecting device against mistaken opening of door of elevator out of control | |
| CN203430272U (en) | Intelligent anti-pinch car window | |
| CN213536956U (en) | Elevator device capable of automatically identifying and preventing clamping system | |
| CN214087250U (en) | Safety light curtain device for elevator | |
| CN205709404U (en) | The comprehensive elevator door of a kind of protection | |
| CN213707415U (en) | Elevator safety prompting equipment | |
| CN210735896U (en) | Villa elevator car absolute position real-time recognition system | |
| CN211712386U (en) | A home use elevator protection device for banket | |
| CN102765645B (en) | Monitoring protection device for elevator abnormal operation | |
| CN112193974A (en) | Soft-touch type elevator door infrared protection device with shielding switch and safety touch plate | |
| US20240182270A1 (en) | Shaft door with a door guard arrangement | |
| CN108146469B (en) | Transverse pressing type unlocking anti-clamping device for platform door | |
| CN219448983U (en) | Lifting elevator with anti-pinch protection device | |
| CN213326267U (en) | Induction type elevator guard gate | |
| CN214326834U (en) | Elevator car roof safety protector | |
| CN210260758U (en) | Double-connecting-rod integrated light curtain with recovery device | |
| CN205370233U (en) | Shield door emergency switch module | |
| CN211470451U (en) | Household elevator | |
| CN216997171U (en) | Light curtain capable of realizing voice placating after elevator is trapped by people | |
| CN215714841U (en) | Full-height wing gate with triple protection | |
| CN211470488U (en) | Light curtain and safety contact edge combined type anti-clamping safety protection device | |
| CN216377238U (en) | Intelligent gantry crane of elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 236500 North Ring Road, Xicheng Circular Industrial Park, Jieshou City, Fuyang City, Anhui Province Patentee after: Xunlida Elevator Co.,Ltd. Address before: 236500 North Ring Road, Xicheng Circular Industrial Park, Jieshou City, Fuyang City, Anhui Province Patentee before: Anhui XUNLIDA Elevator Co.,Ltd. |