CN221370081U - Emergency braking equipment for elevator cabin - Google Patents
Emergency braking equipment for elevator cabin Download PDFInfo
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- CN221370081U CN221370081U CN202420259824.XU CN202420259824U CN221370081U CN 221370081 U CN221370081 U CN 221370081U CN 202420259824 U CN202420259824 U CN 202420259824U CN 221370081 U CN221370081 U CN 221370081U
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 4
- 210000000078 claw Anatomy 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 2
- 238000005119 centrifugation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model discloses emergency braking equipment for an elevator car, which relates to the technical field of emergency braking of elevators and comprises a fixing assembly, wherein the fixing assembly comprises a top plate, a fixing frame is fixedly arranged at the bottom of the top plate, a reinforcing block is fixedly arranged outside the fixing frame, and a T-shaped guide rail is fixedly arranged outside the reinforcing block. The inner ratchet wheel plate is fixedly connected to the outer part of the brake bracket, the centrifugal frame is fixedly arranged in the inner ratchet wheel plate, the brake claw is rotationally connected to the outer part of the pin, the spring is fixedly arranged in the sleeve, when the elevator works, if the running speed is too high, after the centrifugal force generated by the rotation speed of the brake wheel is larger than the elastic force of the spring, the spring is pressed, and meanwhile, the brake claw is thrown out and hooks the inner ratchet wheel plate, the brake wheel stops rotating, so that the operation of the elevator is stopped, emergency braking is realized, the safety of personnel and objects in the elevator is greatly ensured, the structure is reliable, and the installation is convenient.
Description
Technical Field
The utility model belongs to the technical field of elevator emergency braking, and particularly relates to elevator car emergency braking equipment.
Background
The elevator is used for serving a plurality of specific floors in a building, the vertical lifting elevator is provided with a car, passengers can conveniently go in and out or load and unload cargoes in the car in a size and structural form, conventionally, the elevator is taken as a general term of vertical transportation means in the building regardless of a driving mode, an emergency braking technology is particularly important, the existing emergency braking technology relies on friction between a friction plate and a guide rail to brake, the high-temperature-resistant condition of the friction plate and the guide rail is required to be higher, the braking force of the elevator is insufficient under long-time use condition, and a slide rail can appear in extreme cases. The following problems exist in the prior art:
the existing elevator car emergency braking equipment is simple in structure, a braking component is not firm enough, and an emergency braking effect cannot be effectively achieved.
2. The existing elevator car emergency braking equipment is not provided with a buffer component, when the elevator car is about to fall to the ground, the ground generates larger impact force on the elevator car, and personnel and articles in the elevator car are easy to be injured and damaged.
Disclosure of utility model
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides an elevator car emergency braking equipment, includes fixed subassembly, fixed subassembly includes the roof, the bottom fixed mounting of roof has the mount, the outside fixed mounting of mount has the reinforcement piece, the outside fixed mounting of reinforcement piece has T type guide rail, the bottom fixed mounting of mount has the bottom plate, the top fixedly connected with curb plate of bottom plate, the inside of roof is provided with the rope hole.
The technical scheme of the utility model is further improved as follows: the top fixedly connected with power pack of roof, power pack includes traction motor, traction motor's outside rotates and is connected with the power shaft, the outside fixed mounting of power shaft has the bearing, the outside fixedly connected with traction sheave of bearing, the both sides fixed mounting of power shaft has second to heavy wire wheel and second car wire wheel.
The technical scheme of the utility model is further improved as follows: the outside sliding connection of T type guide rail has the car subassembly, the car subassembly includes the sedan-chair storehouse, the outside fixed mounting in sedan-chair storehouse has the outer box, the outside fixed mounting of outer box has the fixed block, the outside fixed mounting of fixed block has the guide slot, the inside of fixed block and guide slot has clamping bolt through threaded connection.
The technical scheme of the utility model is further improved as follows: the outside sliding connection of T type guide rail has to heavy subassembly, to heavy subassembly includes to heavy box, the inside fixed mounting to heavy box has to the pouring weight, the inside fixedly connected with inserted bar to heavy piece, the outside fixedly connected with guide block to heavy box, the outside fixed mounting to heavy box has the wire wheel extension board.
The technical scheme of the utility model is further improved as follows: the inside threaded connection of wire wheel extension board has connecting bolt, the outside fixed mounting of wire wheel extension board has first to heavy wire wheel, second to heavy wire wheel, first car wire wheel, second car wire wheel and traction sheave, the inside rotation of first to heavy wire wheel, second to heavy wire wheel, first car wire wheel, second car wire wheel and traction sheave is connected with the wire wheel axle.
The technical scheme of the utility model is further improved as follows: the top fixedly connected with brake subassembly of roof, brake subassembly includes the braking support, the inside fixedly connected with of braking support is interior ratchet board, the inside fixed mounting of interior ratchet board has the centrifugation frame, the inside rotation of centrifugation frame is connected with the round pin, the outside rotation of round pin is connected with the braking jack catch, the outside fixedly connected with sleeve of centrifugation frame, sleeve inside fixedly connected with spring, the inside fixedly connected with axis of rotation of centrifugation frame, the outside fixedly connected with brake wheel of axis of rotation.
The technical scheme of the utility model is further improved as follows: the top fixed mounting of bottom plate has buffer assembly, buffer assembly includes buffer spring, buffer spring's top fixed mounting has the flatbed, buffer spring's bottom fixed mounting has the base.
The technical scheme of the utility model is further improved as follows: the external transmission of the traction sheave is connected with a steel wire rope.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
The utility model provides an emergency braking device for an elevator cabin, which is characterized in that under the combined action of an inner ratchet plate, a centrifugal frame, a braking claw and a spring, the inner ratchet plate is fixedly connected to the outer part of a braking bracket, the centrifugal frame is fixedly arranged in the inner ratchet plate, the braking claw is rotationally connected to the outer part of a pin, the spring is fixedly arranged in a sleeve, when the elevator works, if the running speed is too high, after the centrifugal force generated by the rotation speed of a braking wheel is greater than the elastic force of the spring, the spring is compressed, and meanwhile, the braking claw is thrown out and hooks the inner ratchet plate, the braking wheel stops rotating, so that the elevator stops running, the emergency braking is realized, the safety of personnel and objects in the elevator is greatly ensured, the structure is reliable, and the installation is convenient.
The utility model provides an emergency braking device for an elevator car, which is characterized in that under the combined action of a base, a flat block and a buffer spring, the base is fixedly arranged at the top of a bottom plate, the buffer spring is fixedly arranged at the top of the bottom plate, the flat block is fixedly arranged at the top of the buffer spring, when in use, an elevator falls to the ground, and the buffer spring can buffer the elevator car, so that the elevator car can stably fall to the ground, and personal safety and article safety are further ensured.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the overall structure of the present utility model;
FIG. 3 is a schematic view of a fixing assembly according to the present utility model;
FIG. 4 is a schematic view of the counterweight assembly according to the utility model;
FIG. 5 is a schematic view of the power assembly of the present utility model;
FIG. 6 is a schematic structural view of a brake assembly of the present utility model;
fig. 7 is a schematic view of the structure of the car assembly of the present utility model;
FIG. 8 is a schematic view of a cushioning assembly according to the present utility model;
in the figure: 1. a fixing assembly; 11. a top plate; 12. a fixing frame; 13. a T-shaped guide rail; 14. a bottom plate; 15. a side plate; 16. a reinforcing block; 17. rope holes; 2. a counterweight assembly; 21. a steel wire wheel shaft; 22. a connecting bolt; 23. a guide block; 24. a weight-matching box body; 25. a steel wire wheel support plate; 26. a first counterweight wire wheel; 27. counterweight blocks; 28. a rod; 3. a power assembly; 31. traction sheave; 32. a bearing; 33. a traction motor; 34. a second car wire wheel; 35. a power shaft; 36. the second counterweight wire wheel; 4. a brake assembly; 41. an inner ratchet plate; 42. a sleeve; 43. a brake bracket; 44. a spring; 45. a centrifugal frame; 46. braking the claw; 47. a pin; 48. a rotating shaft; 49. a brake wheel; 5. a car assembly; 51. a cabin; 52. an outer case; 53. clamping a bolt; 54. a first car wire wheel; 55. a fixed block; 56. a guide groove; 6. a buffer assembly; 61. a base; 62. a buffer spring; 63. a flat block; 7. a steel wire rope.
Detailed Description
The utility model is further illustrated by the following examples:
1. As shown in fig. 1-8, the utility model provides emergency braking equipment for an elevator car, which comprises a fixed component 1, wherein the fixed component 1 comprises a top plate 11, a fixed frame 12 is fixedly arranged at the bottom of the top plate 11, a reinforcing block 16 is fixedly arranged outside the fixed frame 12, a T-shaped guide rail 13 is fixedly arranged outside the reinforcing block 16, a bottom plate 14 is fixedly arranged at the bottom of the fixed frame 12, a side plate 15 is fixedly connected to the top of the bottom plate 14, and a rope hole 17 is formed in the top plate 11. The reinforcing block 16 can play a reinforcing role on the T-shaped guide rail 13, so that the T-shaped guide rail 13 is firmer and more stable in operation.
2. As shown in fig. 1 to 8, the top of the top plate 11 is fixedly connected with a power assembly 3, the power assembly 3 comprises a traction motor 33, the outside of the traction motor 33 is rotatably connected with a power shaft 35, the outside of the power shaft 35 is fixedly provided with a bearing 32, the outside of the bearing 32 is fixedly connected with a traction wheel 31, two sides of the power shaft 35 are fixedly provided with a second counterweight wire wheel 36 and a second car wire wheel 34, the outside of the t-shaped guide rail 13 is slidably connected with a car assembly 5, the car assembly 5 comprises a car cabin 51, the outside of the car cabin 51 is fixedly provided with an outer box 52, the outside of the outer box 52 is fixedly provided with a fixed block 55, the outside of the fixed block 55 is fixedly provided with a guide groove 56, and the inside of the fixed block 55 and the guide groove 56 is connected with a clamping bolt 53 through threads. The traction motor 33 can transmit and transfer power to lift and lower the car 51 of the elevator, and plays a great role in the stable operation of the elevator.
3. As shown in fig. 1 to 8, the counterweight assembly 2 is slidably connected to the outside of the T-shaped guide rail 13, the counterweight assembly 2 includes a counterweight housing 24, a counterweight block 27 is fixedly mounted inside the counterweight housing 24, a plunger 28 is fixedly connected to the inside of the counterweight block 27, a guide block 23 is fixedly connected to the outside of the counterweight housing 24, a wire wheel support plate 25 is fixedly mounted outside the counterweight housing 24, a connecting bolt 22 is connected to the inside screw of the wire wheel support plate 25, a first counterweight wire wheel 26, a second counterweight wire wheel 36, a first car wire wheel 54, a second car wire wheel 34 and a traction sheave 31 are fixedly mounted outside the wire wheel support plate 25, and the first counterweight wire wheel 26, the second counterweight wire wheel 36, the first car wire wheel 54, the second car wire wheel 34 and the traction sheave 31 are all rotatably connected with the wire wheel shaft 21. The counterweight assembly 2 can balance the weight of the car 51 and a portion of the elevator load weight, reducing the loss of power from the traction motor 33.
4. As shown in fig. 1 to 8, the top of the top plate 11 is fixedly connected with a brake assembly 4, the brake assembly 4 comprises a brake bracket 43, an inner ratchet plate 41 is fixedly connected to the outer portion of the brake bracket 43, a centrifugal frame 45 is fixedly installed inside the inner ratchet plate 41, a pin 47 is rotatably connected to the inner portion of the centrifugal frame 45, a brake claw 46 is rotatably connected to the outer portion of the pin 47, a sleeve 42 is fixedly installed outside the centrifugal frame 45, a spring 44 is fixedly installed inside the sleeve 42, a rotating shaft 48 is fixedly connected to the inner portion of the centrifugal frame 45, a brake wheel 49 is fixedly installed outside the rotating shaft 48, and a steel wire rope 7 is connected to the outer portion of the traction wheel 31 in a transmission manner. In the emergency braking process, the braking claw 46 is thrown out under the action of centrifugal force, and then the braking claw 46 can hook the inner ratchet wheel plate 41 to stop the rotation of the braking wheel 49, further stop the transmission of the steel wire rope 7 and make the elevator work emergency stop, so that the phenomena of top punching, bottom falling, sliding and even shearing of the elevator are avoided.
5. As shown in fig. 1-8, the top of the bottom plate 14 is fixedly provided with a buffer assembly 6, the buffer assembly 6 comprises a buffer spring 62, the top of the buffer spring 62 is fixedly provided with a flat block 63, and the bottom of the buffer spring 62 is fixedly provided with a base 61. When the car needs to fall to the ground, the buffer spring 62 can buffer the car, relieve the impact force of the ground to the car, so that the car can stably fall to the ground, and further the personal safety and the article safety are ensured.
The working principle of the emergency braking apparatus for an elevator car will be described in detail.
As shown in fig. 1-8, the traction motor 33 is fixedly installed at the top of the top plate 11, the steel wire rope 7 is wound on the first counterweight steel wire wheel 26, the second counterweight steel wire wheel 36, the first car steel wire wheel 54, the second car steel wire wheel 34 and the traction wheel 31, two ends of the steel wire rope 7 are respectively connected with the car component 5 and the counterweight component 2, the traction motor 33 drives the traction wheel 31 to rotate, the lifting motion of the car component 5 and the counterweight component 2 is realized by virtue of traction force generated by friction between the steel wire rope 7 and the traction wheel 31, the purpose of transportation is achieved, the inner ratchet plate 41 is fixedly connected to the outside of the braking bracket 43, the centrifugal frame 45 is fixedly installed inside the inner ratchet plate 41, the braking claw 46 is rotationally connected to the outside of the pin 47, the spring 44 is fixedly installed inside the sleeve 42, if the running speed of the elevator is too fast, after the centrifugal force generated by the rotation speed of the braking wheel 49 is larger than the elastic force of the spring 44, the spring 44 is compressed, meanwhile, the braking claw 46 is thrown out and hooks the inner ratchet plate 41, the braking wheel 49 stops rotating, thereby stopping the operation of the elevator, emergency braking is realized, the elevator is greatly ensured, the safety of the elevator is ensured, the safety block and the safety block is installed on the bottom plate 62 is more conveniently, the bottom plate 62 is installed on the bottom plate 14, and the top of the elevator is further, and the safety buffer car is stably installed on the bottom plate 14, and the top of the elevator, and the safety buffer is more safely, and the safety buffer is guaranteed.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (8)
1. Elevator car emergency braking apparatus comprising a fixed assembly (1), characterized in that: the fixing assembly (1) comprises a top plate (11), a fixing frame (12) is fixedly arranged at the bottom of the top plate (11), a reinforcing block (16) is fixedly arranged outside the fixing frame (12), a T-shaped guide rail (13) is fixedly arranged outside the reinforcing block (16), a bottom plate (14) is fixedly arranged at the bottom of the fixing frame (12), a side plate (15) is fixedly connected to the top of the bottom plate (14), and a rope hole (17) is formed in the top plate (11).
2. An elevator car emergency braking apparatus according to claim 1, characterized in that: the top fixedly connected with power pack (3) of roof (11), power pack (3) are including traction motor (33), the outside rotation of traction motor (33) is connected with power shaft (35), the outside fixed mounting of power shaft (35) has bearing (32), the outside fixedly connected with traction sheave (31) of bearing (32), the both sides fixed mounting of power shaft (35) has second to heavy wire wheel (36) and second car wire wheel (34).
3. An elevator car emergency braking apparatus according to claim 1, characterized in that: the outside sliding connection of T type guide rail (13) has car subassembly (5), car subassembly (5) include sedan-chair storehouse (51), the outside fixed mounting in sedan-chair storehouse (51) has outer box (52), the outside fixed mounting of outer box (52) has fixed block (55), the outside fixed mounting of fixed block (55) has guide slot (56), the inside of fixed block (55) and guide slot (56) has clamping bolt (53) through threaded connection.
4. An elevator car emergency braking apparatus according to claim 1, characterized in that: the outside sliding connection of T type guide rail (13) has to heavy subassembly (2), to heavy subassembly (2) including to heavy box (24), the inside fixed mounting to heavy box (24) has to pouring weight (27), the inside fixedly connected with inserted bar (28) to heavy piece (27), the outside fixedly connected with guide block (23) to heavy box (24), the outside fixed mounting to heavy box (24) has wire wheel extension board (25).
5. An elevator car emergency braking apparatus according to claim 4, characterized in that: the inside threaded connection of wire wheel extension board (25) has connecting bolt (22), the outside fixed mounting of wire wheel extension board (25) has first to heavy wire wheel (26), second to heavy wire wheel (36), first car wire wheel (54), second car wire wheel (34) and traction sheave (31), the inside rotation that first to heavy wire wheel (26), second to heavy wire wheel (36), first car wire wheel (54), second car wire wheel (34) and traction sheave (31) is connected with wire wheel axle (21).
6. An elevator car emergency braking apparatus according to claim 1, characterized in that: the top fixedly connected with brake subassembly (4) of roof (11), brake subassembly (4) are including braking support (43), the outside fixedly connected with of braking support (43) is interior ratchet board (41), the inside fixed mounting of interior ratchet board (41) has centrifugal frame (45), the inside rotation of centrifugal frame (45) is connected with round pin (47), the outside rotation of round pin (47) is connected with braking jack catch (46), the outside fixedly connected with sleeve (42) of centrifugal frame (45), sleeve (42) inside fixed mounting has spring (44), the inside fixedly connected with axis of rotation (48) of centrifugal frame (45), the outside fixed mounting of axis of rotation (48) has brake wheel (49).
7. An elevator car emergency braking apparatus according to claim 1, characterized in that: the top fixed mounting of bottom plate (14) has buffer subassembly (6), buffer subassembly (6) include buffer spring (62), the top fixed mounting of buffer spring (62) has flat piece (63), the bottom fixed mounting of buffer spring (62) has base (61).
8. An elevator car emergency braking apparatus according to claim 2, characterized in that: the external transmission of the traction sheave (31) is connected with a steel wire rope (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420259824.XU CN221370081U (en) | 2024-02-02 | 2024-02-02 | Emergency braking equipment for elevator cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420259824.XU CN221370081U (en) | 2024-02-02 | 2024-02-02 | Emergency braking equipment for elevator cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221370081U true CN221370081U (en) | 2024-07-19 |
Family
ID=91874861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420259824.XU Active CN221370081U (en) | 2024-02-02 | 2024-02-02 | Emergency braking equipment for elevator cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221370081U (en) |
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2024
- 2024-02-02 CN CN202420259824.XU patent/CN221370081U/en active Active
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