CN220745024U - Elevator car suspending device - Google Patents
Elevator car suspending device Download PDFInfo
- Publication number
- CN220745024U CN220745024U CN202322302088.XU CN202322302088U CN220745024U CN 220745024 U CN220745024 U CN 220745024U CN 202322302088 U CN202322302088 U CN 202322302088U CN 220745024 U CN220745024 U CN 220745024U
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- buffer
- car body
- buffer box
- locking
- box
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- 239000000725 suspension Substances 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims abstract description 9
- 230000000712 assembly Effects 0.000 claims abstract description 5
- 238000000429 assembly Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims 1
- 238000005339 levitation Methods 0.000 claims 1
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model relates to the technical field of suspension devices and provides an elevator car suspension device which comprises a buffer box, two mounting plates, a first permanent magnet, a second permanent magnet, a buffer assembly, a car body, a speed sensor, a lifting assembly and a locking seat, wherein the buffer box is arranged in an elevator shaft in a lifting manner, the two mounting plates are arranged on the inner side wall of the elevator shaft, a plurality of first electromagnets and a plurality of second electromagnets are respectively arranged on the two mounting plates, the first permanent magnet is arranged on the lower side of the buffer box through a plurality of groups of damping springs, the second permanent magnet is arranged on the inner bottom wall of the elevator shaft, the plurality of buffer assemblies are fixedly connected to the bottom of the buffer box, the car body is slidably arranged in the buffer box, and the speed sensor is arranged on the car body. Through above-mentioned technical scheme, the remaining partial impact force among the prior art can lead to the fact the influence to car body bottom to the problem that causes the injury to the personnel in the car body easily.
Description
Technical Field
The utility model relates to the technical field of suspension devices, in particular to an elevator car suspension device.
Background
The elevator is a transportation device for vertically transporting pedestrians or cargoes, the elevator serves a specified floor building, the vertical lifting elevator is provided with a car, the elevator runs between at least two rows of vertical or rigid guide rails with an inclination angle smaller than 15 degrees, passengers can conveniently go in and go out or load and unload cargoes, the existing car type elevator is provided with a speed limiter, a safety clamp, a buffer, an end station protection device and the like, the speed limiter can reflect the actual running speed of the elevator, when the speed of the elevator exceeds an allowable value, an electric signal can be sent out to generate mechanical action to cut off a safety loop or force the safety clamp to act, but the existing safety device still cannot completely prevent the elevator from falling, and when the car fails to fall rapidly, people are injured even life is dangerous due to insufficient buffering effect when the elevator is about to contact the bottom of an elevator shaft;
through retrieving, an elevator car suspending device has appeared on the market at present, when the elevator breaks down, the car body descends rapidly, speed sensor can detect the car body and descends overspeed, the controller is automatic through relay control external power source and first and electro-magnet two switch-ons, electro-magnet one and electro-magnet two can produce effort, thereby can hinder the car body to descend, in order to reach the effect that reduces car body decline speed, when the car body is about to descend to the bottom of elevator shaft, contact block one with contact block two contacts, can cushion the car body once more through the buffer spring of telescopic column inside and the supporting spring of telescopic link one inside, and when the permanent magnet one will be contacted with the permanent magnet two, can play the effect of buffering to the car body once more through the mutual repulsion between permanent magnet one and the permanent magnet two, through buffering to the car body many times, can reduce the decline speed of car body, until the car body stops suspending in the inside of elevator shaft, it is convenient for cushion the car body, but the car body is in because the gravity descends to the bottom of the elevator shaft, contact block two contacts with contact block two, can cause direct impact force to the car body to impact with the car body, the car body is influenced by impact force is greatly by the car body, and the impact force can be influenced by the car body is greatly by the impact force to the car body.
Disclosure of Invention
The utility model provides an elevator car suspension device, which solves the problem that residual part of impact force in the related art can affect the bottom of a car body, so that personnel in the car body are easily injured.
The technical scheme of the utility model is as follows: an elevator car suspension device comprises a buffer box, a mounting plate, a first permanent magnet, a second permanent magnet, a buffer component, a car body, a speed sensor, a lifting component and a locking seat,
the buffer box is arranged in the elevator shaft in a lifting manner;
the two mounting plates are arranged on the inner side wall of the elevator shaft, and a plurality of electromagnets I and a plurality of electromagnets II are respectively arranged on the two mounting plates;
the first permanent magnet is arranged on the lower side of the buffer box through a plurality of groups of damping springs;
the second permanent magnet is arranged on the inner bottom wall of the elevator shaft;
the buffer assemblies are arranged in a plurality, and the buffer assemblies are fixedly connected to the bottom of the buffer box;
the car body is slidably arranged in the buffer box;
the speed sensor is arranged on the car body;
the lifting assembly is arranged on the inner side wall of the buffer box, and a connecting frame is fixedly connected between the lifting assembly and the car body;
the locking seat is arranged on one side of the connecting frame and used for fixing the car body.
As a preferred technical solution of the present application, the lifting assembly includes:
the mounting groove is formed in the inner side wall of the buffer box;
the driving motor is arranged in the mounting groove, and a rotating rod is arranged between the output end of the driving motor and the buffer box;
the number of the rotating grooves is two, and the two rotating grooves are formed in the buffer box;
the rotating columns are rotatably arranged in each rotating groove;
the plurality of chain wheels are arranged on the rotating rod and the rotating column respectively;
the two chains are arranged between the plurality of chain wheels respectively;
the connecting plates are arranged between each chain and the connecting frame.
Preferably, the locking seat includes:
the locking electric cylinder is arranged on the inner side wall of the buffer box, and a groove matched with the locking electric cylinder is formed in the buffer box;
the locking rod is fixedly connected with the output end of the locking electric cylinder, and a locking port matched with the locking rod is formed in the connecting frame.
Further, the buffer assembly includes:
the buffer column is fixedly connected with the buffer box;
the buffer cylinder is sleeved on the buffer column in a sliding manner, and a buffer spring is arranged between the buffer column and the inner bottom wall of the buffer cylinder;
the buffer cushion is arranged at the bottom of the buffer cylinder.
As still further scheme of this application, symmetry is connected with two sliding blocks on the car body, the symmetry has been seted up on the buffer tank and is used for the sliding block carries out gliding sliding tray, just fixedly connected with sponge layer in the sliding tray.
On the basis of the scheme, two limiting blocks are symmetrically connected to the buffer column, and limiting grooves for sliding the limiting blocks are symmetrically formed in the buffer cylinder.
The working principle and the beneficial effects of the utility model are as follows:
1. in the utility model, when the speed sensor senses that the buffer box descends in an overspeed manner, the electromagnet I and the electromagnet II are electrified, and the buffer box is prevented from descending by acting force generated by the electromagnet I and the electromagnet II so as to reduce the descending speed of the buffer box and the car body;
2. according to the utility model, through the cooperation of the plurality of buffer components, the buffer can be carried out when the buffer box descends to the bottom of the elevator shaft, and the magnetic poles of the bottom surface of the first permanent magnet and the upper surface of the second permanent magnet are the same, and when the first permanent magnet and the second permanent magnet are about to be contacted, the repulsive force between the first permanent magnet and the second permanent magnet can play a role in re-buffering the elevator car body, and meanwhile, the impact of the repulsive force on the buffer box and the elevator car body can be reduced through a plurality of groups of damping springs;
3. according to the utility model, when the buffer box descends, the locking electric cylinder is started, so that the locking rod can be moved out of the locking port to facilitate unlocking of the car body, meanwhile, the driving motor drives the rotating rod to rotate, and the two connecting plates can be simultaneously moved upwards through the cooperation of the chain wheel and the chain to facilitate the upward movement of the car body through the connecting frame, so that the upward movement speed of the car body is smaller than the descending speed of the buffer box to facilitate the reduction of the descending speed of the car, and the car body and the buffer box can be suspended in the elevator shaft, so that the impact force of the buffer box on the car body when the buffer box descends due to gravity can be reduced;
4. therefore, this elevator car suspending device compares prior art, and it is convenient for through the cooperation of buffer tank, mounting panel, permanent magnet one, permanent magnet two, buffer unit, car body, speedtransmitter, lifting unit and locking seat etc. reduce the impact of descending to the influence of car body to reduce the injury of impact to the inside personnel of car body.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic cross-sectional view of the cooperation of the buffer tank, the connecting frame and the sponge layer of the present utility model;
FIG. 4 is a schematic cross-sectional view of the mating of the bumper post, bumper barrel, and cushion of the present utility model.
In the figure: 1. a buffer tank; 2. an elevator shaft; 3. a mounting plate; 4. an electromagnet I; 5. an electromagnet II; 6. a permanent magnet I; 7. a damping spring; 8. a permanent magnet II; 9. a car body; 10. a speed sensor; 11. a connecting frame; 12. a driving motor; 13. a rotating lever; 14. a sprocket; 15. a chain; 16. a connecting plate; 17. locking the electric cylinder; 18. a locking lever; 19. a buffer column; 20. a buffer tube; 21. a buffer spring; 22. a cushion pad; 23. a sliding block; 24. a limiting block; 25. a sponge layer.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-4, this embodiment provides an elevator car suspension device, including a buffer box 1, a mounting plate 3, a permanent magnet one 6, a permanent magnet two 8, a buffer component, a car body 9, a speed sensor 10, a lifting component and a locking seat, the buffer box 1 is lifted and arranged in an elevator shaft 2, the two mounting plates 3 are arranged on the inner side wall of the elevator shaft 2, a plurality of electromagnets one 4 and a plurality of electromagnets two 5 are respectively mounted on the two mounting plates 3, the permanent magnet one 6 is arranged on the lower side of the buffer box 1 through a plurality of groups of damping springs 7, a mounting block is arranged between the permanent magnet one 6 and the plurality of groups of damping springs 7, the permanent magnet two 8 is mounted on the inner bottom wall of the elevator shaft 2, the buffer component is arranged into a plurality of, the buffer component is fixedly connected to the bottom of the buffer box 1, the car body 9 is slidably mounted in the buffer box 1, two sliding blocks 23 are symmetrically connected to the car body 9, sliding grooves for sliding the sliding blocks 23 are symmetrically arranged on the buffer box 1, and the sliding blocks are fixedly connected to the inner side of the buffer box 1 through a plurality of groups of damping springs 25, the buffer box body 9 is fixedly connected to the buffer box body 9 through a plurality of damping springs 9, and the buffer box body 11 is fixedly connected to the inner side wall of the buffer box 1 through the buffer box body 9, and the buffer box body 11 is fixedly connected to the lifting component through the buffer box body 9;
it should be further noted that, the buffer box 1 slides in the elevator shaft 2 through the sliding rail, the driving component is installed in the elevator shaft 2, the buffer box 1 can be driven, the operation principle of the elevator is the disclosed mature technology in the field, which is not repeated here, when the driving component stops operating due to faults such as power failure, the speed sensor 10 is used for detecting the descending speed of the elevator, and transmits detected data to the controller, the controller is also connected with the relay, when the speed sensor 10 detects that the elevator descends to overspeed, the controller automatically controls the external power source to be connected with the electromagnet 4, the electromagnet 5, the permanent magnet 6 and the permanent magnet 8 through the relay, and the bottom surface of the permanent magnet 6 is the same as the upper surface magnetic pole of the permanent magnet 8.
As shown in fig. 1-4, the lifting assembly comprises a mounting groove, a driving motor 12, a rotating groove, rotating columns, chain wheels 14, chains 15 and connecting plates 16, wherein the mounting groove is formed in the inner side wall of the buffer box 1, the driving motor 12 is mounted in the mounting groove, a rotating rod 13 is arranged between the output end of the driving motor 12 and the buffer box 1, the number of the rotating grooves is two, the two rotating grooves are formed in the buffer box 1, the rotating columns are rotatably arranged in each rotating groove, the number of the chain wheels 14 is multiple, the plurality of the chain wheels 14 are respectively arranged on the rotating rod 13 and the rotating columns, the number of the chains 15 is two, the two chains 15 are respectively arranged between the plurality of the chain wheels 14, and the connecting plates 16 are arranged between each chain 15 and the connecting frames 11;
by the cooperation of the rotary motor, the rotary lever 13, the sprocket 14 and the chain 15, both the two connection plates 16 can be moved upward at the same time, so that the car body 9 can be moved upward by the connection frame 11.
As shown in fig. 1-4, the locking seat comprises a locking electric cylinder 17 and a locking rod 18, the locking electric cylinder 17 is mounted on the inner side wall of the buffer box 1, a groove matched with the locking electric cylinder 17 is formed in the buffer box 1, stable mounting of the locking electric cylinder 17 is facilitated, the locking rod 18 is fixedly connected with the output end of the locking electric cylinder 17, and a locking port matched with the locking rod 18 is formed in the connecting frame 11;
the locking rod 18 is pushed by the locking electric cylinder 17, so that the locking rod 18 enters the locking opening so as to lock and fix the car body 9, and meanwhile, the locking state of the car body 9 can be released by pulling out the locking rod 18 by the locking electric cylinder 17.
As shown in fig. 1-4, the buffer assembly comprises a buffer column 19, a buffer cylinder and a buffer pad 22, wherein the buffer column 19 is fixedly connected with the buffer box 1, the buffer cylinder is sleeved on the buffer column 19 in a sliding manner, a buffer spring 21 is arranged between the buffer column 19 and the inner bottom wall of the buffer cylinder, two limiting blocks 24 are symmetrically connected on the buffer column 19, limiting grooves for the limiting blocks 24 to slide are symmetrically formed on the buffer cylinder, the sliding of the buffer column 19 in the buffer cylinder can be limited through the matching of the limiting blocks 24 and the limiting grooves, meanwhile, the influence of rebound of the buffer spring 21 on the buffer column 19 can be reduced, and the buffer pad 22 is arranged at the bottom of the buffer cylinder;
when the buffer box 1 descends to the bottom of the elevator shaft 2, the buffer cushion 22 contacts with the inner bottom wall of the elevator shaft 2, and the impact force on the buffer box 1 can be reduced through the cooperation of the buffer post 19, the buffer cylinder, the buffer spring 21 and the limiting block 24.
In this embodiment, when the speed sensor 10 detects that the car body 9 and the buffer box 1 go down at an overspeed, the electromagnet 4, the electromagnet 5, the permanent magnet 6 and the permanent magnet 8 are electrified, the buffer box 1 can be blocked from descending through the cooperation of the electromagnet 4 and the electromagnet 5 so as to buffer the descending speed of the buffer box 1 and the car body 9, meanwhile, the car body 9 is moved upwards through the cooperation of the rotating motor, the rotating rod 13, the sprocket 14, the chain 15, the connecting plate 16 and the connecting frame 11, the descending speed of the car body 9 can be slowed down again, when the buffer box 1 descends to the bottom of the elevator shaft 2, the impact of the impact force on the buffer box 1 can be reduced through the cooperation of the buffer cylinder, the buffer post 19 and the buffer spring 21, and the impact of the buffer box 1 and the car body 9 can be buffered through the repulsive cooperation of the permanent magnet 8 so as to suspend the buffer box 1 and the car body 9 in the elevator shaft 2 again, and the impact force on the car body 9 can be reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. An elevator car suspension device comprising:
the buffer box (1) is arranged in the elevator shaft (2) in a lifting manner;
the elevator car comprises two mounting plates (3), wherein the two mounting plates (3) are arranged on the inner side wall of the elevator shaft (2), and a plurality of electromagnets I (4) and a plurality of electromagnets II (5) are respectively arranged on the two mounting plates (3);
the first permanent magnet (6) is arranged at the lower side of the buffer box (1) through a plurality of groups of damping springs (7);
the second permanent magnet (8) is arranged on the inner bottom wall of the elevator shaft (2);
the buffer assemblies are arranged in a plurality, and the buffer assemblies are fixedly connected to the bottom of the buffer box (1);
the car body (9), the said car body (9) is slidably mounted in said buffer box (1);
a speed sensor (10), wherein the speed sensor (10) is arranged on the car body (9);
the lifting assembly is arranged on the inner side wall of the buffer box (1), and a connecting frame (11) is fixedly connected between the lifting assembly and the car body (9);
the locking seat is arranged on one side of the connecting frame (11) and used for fixing the car body (9).
2. The elevator car suspension device of claim 1, wherein the lifting assembly comprises:
the mounting groove is formed in the inner side wall of the buffer box (1);
the driving motor (12), the driving motor (12) is installed in the installation groove, and a rotating rod (13) is arranged between the output end of the driving motor (12) and the buffer box (1);
the number of the rotating grooves is two, and the two rotating grooves are both formed in the buffer box (1);
the rotating columns are rotatably arranged in each rotating groove;
a plurality of chain wheels (14), wherein the chain wheels (14) are arranged, and the plurality of chain wheels (14) are respectively arranged on the rotating rod (13) and the rotating column;
the number of the chains (15) is two, and the two chains (15) are respectively arranged among the plurality of the chain wheels (14);
and connecting plates (16), wherein the connecting plates (16) are arranged between each chain (15) and the connecting frame (11).
3. The elevator car levitation device of claim 2, wherein the locking seat comprises:
the locking electric cylinder (17), the locking electric cylinder (17) is arranged on the inner side wall of the buffer box (1), and a groove matched with the locking electric cylinder (17) is formed in the buffer box (1);
the locking rod (18), locking rod (18) with the output fixed connection of locking jar (17), just offer on link (11) with locking rod (18) matched locking mouth.
4. An elevator car suspension as defined in claim 3, wherein said buffer assembly comprises:
the buffer column (19), the said buffer column (19) is fixedly connected with said buffer box (1);
the buffer cylinder (20) is sleeved on the buffer column (19) in a sliding manner, and a buffer spring (21) is arranged between the buffer column (19) and the inner bottom wall of the buffer cylinder;
and the buffer cushion (22) is arranged at the bottom of the buffer cylinder, and the buffer cushion (22) is arranged at the bottom of the buffer cylinder.
5. The elevator car suspension device according to claim 4, wherein two sliding blocks (23) are symmetrically connected to the car body (9), sliding grooves for sliding the sliding blocks (23) are symmetrically formed in the buffer box (1), and a sponge layer (25) is fixedly connected in the sliding grooves.
6. The elevator car suspension device according to claim 5, wherein two limiting blocks (24) are symmetrically connected to the buffer column (19), and limiting grooves for sliding the limiting blocks (24) are symmetrically formed in the buffer cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322302088.XU CN220745024U (en) | 2023-08-26 | 2023-08-26 | Elevator car suspending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322302088.XU CN220745024U (en) | 2023-08-26 | 2023-08-26 | Elevator car suspending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220745024U true CN220745024U (en) | 2024-04-09 |
Family
ID=90550215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322302088.XU Active CN220745024U (en) | 2023-08-26 | 2023-08-26 | Elevator car suspending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220745024U (en) |
-
2023
- 2023-08-26 CN CN202322302088.XU patent/CN220745024U/en active Active
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