CN214989538U

CN214989538U - Elevator car roof spring vibration reduction structure

Info

Publication number: CN214989538U
Application number: CN202023066362.0U
Authority: CN
Inventors: 曾胜治; 朱超辉; 陈宏君
Original assignee: Asia Fuji Elevator Co ltd
Current assignee: Asia Fuji Elevator Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-12-03
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses an elevator car top spring damping structure, which belongs to the field of elevators and comprises a supporting seat and a rope pulley, wherein the supporting seat is rotatably arranged on the rope pulley, and a damping mechanism is arranged at the bottom of the supporting seat; the damping mechanism comprises a first clamping plate and a second clamping plate, the first clamping plate, the second clamping plate and the supporting seat are connected through a screw, a buffer part is arranged between the first clamping plate and the second clamping plate, and a locking component for preventing a nut from loosening is arranged at the bottom of the screw; through setting up the bolster and reducing passenger's pause and contuse the sense, make to have the buffering effect between rope sheave and the foot rest, guarantee the operation stationarity of elevator, through the locking mechanism who sets up, make the nut of connecting on the screw rod can not random take place not hard up, through the clearance mechanism who sets up, clear up the burr that produces on rope sheave and the steel cable, reduce the wearing and tearing between rope sheave and the steel cable.

Description

Elevator car roof spring vibration reduction structure

Technical Field

The utility model belongs to the elevator field specifically is elevator cab spring damping structure.

Background

The elevator runs by means of continuous reciprocating rotation of the tractor wheel to alternately move the elevator car and the counterweight up and down, so that the process of lifting or descending passengers to reach a target landing is completed. The riding comfort is directly influenced by the running smoothness of the elevator in the riding process. One of the important parts of the factor influencing the running stability is the car top diversion sheave, and the structure and the installation mode of the diversion sheave directly influence the running stability. The traditional connection mode is 'hard connection', namely the rope wheel mechanism is directly connected with the car frame part through a bolt group without a buffering effect.

In addition, in the running process of the elevator, the steel rope is in direct contact with the rope pulley, so that a large amount of burrs are easily formed on the surface of the steel rope, and the burrs directly increase the friction force between the steel rope and the rope pulley, so that the abrasion between the steel rope and the rope pulley is aggravated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide elevator sedan-chair top spring damping structure, reduce the elevator and frustrate the sense when the operation, make the elevator even running, get rid of the burr between steel cable and the rope sheave.

In order to realize the above purpose, the utility model adopts the technical scheme that: the rope wheel comprises a supporting seat and a rope wheel, wherein the supporting seat is rotatably arranged on the rope wheel, and a damping mechanism is arranged at the bottom of the supporting seat;

the damping mechanism comprises a first clamping plate and a second clamping plate, the first clamping plate, the second clamping plate and the supporting seat are connected through a screw, a buffer part is arranged between the first clamping plate and the second clamping plate, and a locking component for preventing a nut from loosening is arranged at the bottom of the screw;

the supporting seat is characterized in that guard plates surrounding the rope wheel are fixedly arranged on two side edges of the supporting seat, and a cleaning mechanism for removing iron chips from a steel rope bypassing the rope wheel is arranged on the guard plates.

Further, clearance mechanism includes that detachable sets up the bottom of backplate accepts the board, it stretches into to accept the board in the space that the backplate surrounded, it sets up brush board and blanking plate to accept on the top surface of board fixedly, set up the brush hair on the brush board, brush hair and steel cable contact on the brush board, the fixed magnet that sets up on the lateral surface of backplate, the magnet actuation by the iron fillings that brush hair on the brush board swept off to on the blanking plate is attached to.

Furthermore, one side surface of the blanking plate close to the rope wheel is arranged to be saw-toothed.

Furthermore, a slot is formed in one side face, close to the guard plate, of the blanking plate, and an elastically telescopic bolt capable of being clamped with the slot is arranged on the guard plate in a sliding mode.

Further, locking subassembly is including fixed setting up the bottom plate of the bottom of second splint, the screw rod passes downwards the bottom plate, the fixed mount pad that sets up on the bottom surface of bottom plate, set up the rotatable baffle of a plurality of on the mount pad, the baffle with set up nut on the screw rod contacts, a plurality of fixed solid fixed ring that sets up between the baffle.

Furthermore, a square hole is formed in the mounting seat, and a square pin which is matched with the square hole in a rotating mode is arranged on the baffle.

Furthermore, a supporting block is fixedly arranged on the bottom surface of the supporting seat and can be in contact with the top surface of the first clamping plate.

Furthermore, a protective cover which completely covers the rope wheel is fixedly arranged on the top surface of the supporting seat.

The utility model has the advantages that: the utility model provides an elevator sedan-chair top spring damping structure, 1, through setting up the bolster, make the elevator at the in-process of operation, reduce passenger's pause and contuse the sense, make to have the buffering effect between rope sheave and the foot rest, guarantee the operation stationarity of elevator.

2. Through the anti-loosening mechanism, the nut connected to the screw rod cannot be loosened at will, and therefore stability and safety of the buffer piece during installation are guaranteed.

3. Through the clearance mechanism that sets up, clear up the burr that produces on rope sheave and the steel cable and fall, reduce wearing and tearing between rope sheave and the steel cable, make quick breaking away from between burr and the steel cable and the rope sheave that the clearance was fallen through magnet to attach on the blanking plate, the sawtooth structure that sets up on the blanking plate can be convenient for see the burr off.

Drawings

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

FIG. 2 is a schematic view of the structure in the direction A in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 1;

FIG. 4 is an enlarged view of the structure at C in FIG. 1;

fig. 5 is an enlarged schematic view of the structure at D in fig. 1.

The text labels in the figures are represented as: 10. a supporting seat; 11. a sheave; 12. a first splint; 13. a second splint; 14. a screw; 15. a buffer member; 16. a guard plate; 17. a bearing plate; 18. a brush plate; 19. a blanking plate; 20. a magnet; 21. a slot; 22. a bolt; 23. a base plate; 24. a mounting seat; 25. a baffle plate; 26. a square hole; 27. a square pin; 28. a support block; 29. a protective cover; 30. and (4) fixing the ring.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in the attached fig. 1-5, the specific structure of the present invention is: the elevator car top spring vibration reduction structure comprises a support seat 10 and rope wheels 11, wherein the support seat 10 is rotatably arranged on the rope wheels 11, the number of the support seats 10 is two, the rope wheels 11 are positioned between the two rope wheels 11, the bottom of the support seat 10 is provided with a vibration reduction mechanism, and when an elevator starts and stops, the vibration reduction mechanism enables the elevator to be slowly accelerated or slowly stopped, so that the pause and the contusion of passengers during starting and taking are reduced, and the elevator runs stably;

the damping mechanism comprises a first clamping plate 12 and a second clamping plate 13, the lower part of the first clamping plate 12 and the upper part of the second clamping plate 13 are both tubular and are in sliding connection with each other, the first clamping plate 12, the second clamping plate 13 and the support seat 10 are connected through a screw 14, a buffer member 15 is arranged between the first clamping plate 12 and the second clamping plate 13, the buffer member 15 is preferably a spring, and a locking component for preventing a nut from loosening is arranged at the bottom of the screw 14;

fixed setting will on the both sides limit of supporting seat 10 backplate 16 that rope sheave 11 surrounds, set up on the backplate 16 and to walking around the clearance mechanism of iron fillings is clear away to the steel cable of rope sheave 11 through clearance mechanism, will adhere to the iron fillings clean up on rope sheave 11 and the steel cable, reduces the wearing and tearing between rope sheave 11 and the steel cable.

Preferably, the cleaning mechanism comprises a detachable bearing plate 17 arranged at the bottom of the guard plate 16, the bearing plate 17 extends into the space surrounded by the guard plate 16, a brush plate 18 and a blanking plate 19 are fixedly arranged on the top surface of the bearing plate 17, the brush plate 18 extends into the groove of the rope wheel 11, the brush 18 is provided with bristles, the bristles on the brush plate 18 are contacted with the steel rope, when the elevator is started, the steel rope on the rope pulley 11 moves, so that the iron chips on the steel rope are cleaned by the bristles on the brush plate 18, a magnet 20 is fixedly arranged on the outer side surface of the guard plate 16, the magnet 20 attracts scrap iron swept down by the bristles on the brush plate 18, and is attached to the blanking plate 19, and the swept-down iron chips fall down by the sweeping action of the bristles on the brush plate 18 and are attracted by the magnet 20 for collection, so that the swept-down iron chips do not fall down at will.

Preferably, one side surface of the blanking plate 19 close to the rope pulley 11 is arranged to be serrated, and when the receiving plate 17 is dismounted downwards, the serrated structure of the blanking plate 19 can accommodate iron filings, so that the problem that the iron filings are difficult to take out and recycle due to the magnetic attraction of the magnet 20 is solved.

Preferably, a slot 21 is arranged on a side surface of the blanking plate 19 close to the guard plate 16, a latch 22 capable of elastically stretching and contracting and being clamped with the slot 21 is slidably arranged on the guard plate 16, a spring for pushing the guard plate 16 to elastically stretch and contract is arranged between the latch 22 and the guard plate 16, and when the receiving plate 17 is installed on the guard plate 16, the latch 22 and the slot 21 are clamped, so that the blanking plate 19 is installed more stably.

Preferably, it is in to loosen the subassembly including fixed the setting the bottom plate 23 of the bottom of second splint 13, bottom plate 23 is connected with the crossbeam of installation rope sheave 11, screw rod 14 passes downwards bottom plate 23, the fixed mount pad 24 that sets up on the bottom surface of bottom plate 23, mount pad 24 with contactless between the screw rod 14, set up the rotatable baffle 25 of a plurality of on the mount pad 24, baffle 25 with set up nut on the screw rod 14 contacts, a plurality of fixed solid fixed ring 30 that sets up between the baffle 25, gu fixed ring 30 fixes baffle 25, make baffle 25 can not random the emergence rotation to make the nut on baffle 25 block the screw rod 14, make the nut on the screw rod 14 can not easily take place to rotate, thereby reach locking purpose.

Preferably, a square hole 26 is formed in the mounting seat 24, a square pin 27 which is matched with the square hole 26 in a rotating manner is arranged on the baffle plate 25, and the baffle plate 25 can be kept in the vertical direction and the horizontal direction through the square hole 26 and the square pin 27, so that the baffle plate 25 cannot rotate freely.

Preferably, a supporting block 28 is fixedly arranged on the bottom surface of the supporting seat 10, the supporting block 28 can contact with the top surface of the first clamping plate 12, and the supporting block 28 can maximally balance the force of the buffer member 15 when contacting with the top surface of the first clamping plate 12.

Preferably, a protective cover 29 for completely covering the sheave 11 is fixedly provided on the top surface of the support base 10.

The utility model discloses a concrete theory of use is: when the elevator is started, the steel rope drives the rope pulley 11 to rotate, and the rope pulley 11 and the supporting seat 10 press the buffer piece 15, so that the buffer piece 15 buffers the elevator when the elevator is started and stopped, the suspension feeling of the elevator in the running process is reduced, the running of the elevator is more stable, when the steel rope moves, the brush on the brush plate 18 is contacted with the steel rope, scrap iron on the steel rope is swept down, the swept scrap iron is attracted and attached to the blanking plate 19 under the action of the magnet 20, and the scrap iron attached to the blanking plate 19 is conveniently recycled when the bearing plate 17 is downwards disassembled through the sawtooth structure on the blanking plate 19,

the buffer member 15 drives the screw 14 to move up and down in the process of extension, and the nut on the screw 14 is blocked by the baffle 25, so that the nut cannot be loosened easily, and the safety of the joint of the screw 14 is ensured.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. The elevator car top spring vibration reduction structure comprises a supporting seat (10) and a rope wheel (11), and is characterized in that the supporting seat (10) is rotatably arranged on the rope wheel (11), and a vibration reduction mechanism is arranged at the bottom of the supporting seat (10);

the damping mechanism comprises a first clamping plate (12) and a second clamping plate (13), the first clamping plate (12), the second clamping plate (13) and the supporting seat (10) are connected through a screw (14), a buffer part (15) is arranged between the first clamping plate (12) and the second clamping plate (13), and a locking component for preventing a nut from loosening is arranged at the bottom of the screw (14);

fixed setting will on the both sides limit of supporting seat (10) backplate (16) that rope sheave (11) surround, set up on backplate (16) and to walking around the clearance mechanism of iron fillings is clear away to the steel cable of rope sheave (11).

2. The elevator cab spring damping structure of claim 1, characterized in that: clearance mechanism includes that detachable sets up accept board (17) of the bottom of backplate (16), accept board (17) and stretch into in the space that backplate (16) surrounded, accept fixed brush board (18) and blanking board (19) that set up on the top surface of board (17), set up the brush hair on brush board (18), brush hair and the steel cable contact on brush board (18), the fixed magnet (20) that sets up on the lateral surface of backplate (16), magnet (20) actuation by the iron fillings that the brush hair on brush board (18) was swept down to on attached to blanking board (19).

3. The elevator cab spring damping structure of claim 2, wherein: one side surface of the blanking plate (19) close to the rope wheel (11) is arranged to be saw-toothed.

4. The elevator cab spring damping structure of claim 2, wherein: the blanking plate (19) is close to a side face of the guard plate (16) and is provided with a slot (21), and the guard plate (16) is provided with an elastically telescopic bolt (22) capable of being clamped with the slot (21) in a sliding mode.

5. The elevator cab spring damping structure of claim 1, characterized in that: locking subassembly is including fixed setting up bottom plate (23) of the bottom of second splint (13), screw rod (14) pass downwards bottom plate (23), fixed mount pad (24) that set up on the bottom surface of bottom plate (23), set up rotatable baffle (25) of a plurality of on mount pad (24), baffle (25) with set up nut on screw rod (14) contacts, a plurality of fixed solid fixed ring (30) that sets up between baffle (25).

6. The elevator cab spring damping structure of claim 5, wherein: the mounting seat (24) is provided with a square hole (26), and the baffle plate (25) is provided with a square pin (27) which is matched with the square hole (26) in a rotating mode.

7. The elevator cab spring damping structure of claim 1, characterized in that: and a supporting block (28) is fixedly arranged on the bottom surface of the supporting seat (10), and the supporting block (28) can be contacted with the top surface of the first clamping plate (12).

8. The elevator cab spring damping structure of claim 1, characterized in that: and a protective cover (29) which completely covers the rope wheel (11) is fixedly arranged on the top surface of the supporting seat (10).