Elevator car damping device

Abstract

The elevator car damping device comprises a car body and a bearing frame, rotating rods are symmetrically and rotationally connected to one side of the bottom in the car body, first springs are fixedly connected to one sides of the two rotating rods, and connecting frames are fixedly connected to the other ends of the two rotating rods; a first threaded rod is rotationally connected between the two sides of the interior of the connecting frame, a moving rod is in threaded connection with the outer side of the first threaded rod, grooves are symmetrically formed in one side of the moving rod, first motors are fixedly connected to the two sides of the moving rod, and second threaded rods are fixedly connected to the output ends of the first motors; by arranging the clamping plate, starting the first motor and driving the second threaded rod to rotate, the clamping plate can be driven to move, the object bearing frame can be clamped and fixed, meanwhile, damping is conducted on the object bearing frame in the horizontal direction through the arrangement of the first spring and the rotating rod, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevator cars, and particularly relates to a shock absorbing device for an elevator car. Background Art

[0002] The elevator car is an important part of the elevator. It is a space for carrying passengers and transporting goods. The car is generally made of metal materials with sufficient strength and rigidity. The interior is usually decorated in a style suitable for people to ride or transport goods. Mirrors are usually installed on all four sides of the car so that passengers can easily see their own images during the ride.

[0003] When the elevator car goes up and down, vibration will be generated, and a shock-absorbing device needs to be installed at the bottom of the elevator car. The existing shock-absorbing device is relatively simple and has poor effect. Utility Model Content

[0004] The technical problem to be solved by the present invention is to overcome the existing defects and provide an elevator car shock absorption device to solve the problem raised in the above background technology that vibration will be generated during the up and down process of the elevator car, and a shock absorption device needs to be installed at the bottom of the elevator car. The existing shock absorption device is relatively simple and has poor effect.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an elevator car shock-absorbing device, comprising a car body and a loading frame, a rotating rod symmetrically connected to one side of the bottom of the car body, one side of each of the two rotating rods is fixedly connected to a first spring, and the other ends of each of the two rotating rods are fixedly connected to a connecting frame, a first threaded rod is rotatably connected between the two sides of the connecting frame, a moving rod is threadedly connected to the outer side of the first threaded rod, a groove is symmetrically provided on one side of the moving rod, a first motor is fixedly connected to both sides of the moving rod, the output end of the first motor is fixedly connected to the second threaded rod, and the outer side of the second threaded rod is threadedly connected to a clamping plate.

[0006] Preferably, a rubber plate is fixedly connected to one side of the top of the object-carrying frame, and a first shock-absorbing plate is fixedly connected to one side of the top inside the car body.

[0007] Preferably, a second shock-absorbing plate is fixedly connected to one side of the bottom of the interior of the car body, a fixed rod is symmetrically fixedly connected to one side of the top of the second shock-absorbing plate, a second spring is symmetrically fixedly connected to one side of the top of the second shock-absorbing plate, a shock-absorbing frame is fixedly connected to one side of the bottom of the object-carrying frame, a sliding plate is symmetrically slidably connected to one side of the interior of the shock-absorbing frame, a third spring is fixedly connected between one side of the two sliding plates, and connecting rods are rotatably connected to the outer sides of the two fixed rods.

[0008] Preferably, the other ends of the two first springs are fixedly connected to both sides of the interior of the car body.

[0009] Preferably, a first gear is fixedly connected to the outer side of the first threaded rod, a second motor is fixedly connected to one side of the connecting frame, a second gear is fixedly connected to the output end of the second motor, and the first gear and the second gear are meshed with each other.

[0010] Preferably, the second threaded rod is rotatably connected between two sides of the groove.

[0011] Preferably, the fixing rod is a telescopic structure.

[0012] Preferably, the other end of the second spring is fixedly connected to one side of the bottom of the object-holding frame, the other end of the connecting rod is rotatably connected to one side of the sliding plate, and the fixing rod is located inside the second spring.

[0013] Compared with the prior art, the present invention provides an elevator car shock absorbing device with the following features:

[0014] Beneficial effects:

[0015] 1. The utility model sets a clamping plate, starts the first motor, drives the second threaded rod to rotate, and can drive the clamping plate to move, so as to clamp and fix the object-carrying frame. At the same time, the setting of the first spring and the rotating rod can reduce the shock of the object-carrying frame in the horizontal direction, which is convenient and fast.

[0016] 2. The utility model provides a second shock-absorbing plate and a shock-absorbing frame, a fixing rod and a second spring, so that the elevator car can be telescopically damped and buffered during operation, which is convenient and fast and has a good shock-absorbing effect.

[0017] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 This is a schematic structural diagram of an elevator car shock absorbing device proposed in the present utility model;

[0020] Figure 2 This is a schematic diagram of the structure inside the elevator car of an elevator car shock absorption device proposed by the present invention;

[0021] Figure 3 This is a schematic structural diagram of a side cross-section of an elevator car shock-absorbing device proposed in the present invention;

[0022] Figure 4 This is a schematic diagram of the structure of a connecting frame of an elevator car shock absorbing device proposed in the present invention from a top view;

[0023] Figure 5 This is a structural schematic diagram of a movable rod of an elevator car shock absorbing device proposed in the present utility model;

[0024] Figure 6 This utility model proposes an elevator car shock absorption device Figure 2 A schematic diagram of the structure enlarged in the middle;

[0025] In the figure: 1. Car body; 2. Carrying frame; 3. Rotating rod; 4. First spring; 5. Connecting frame; 6. First threaded rod; 7. Moving rod; 8. Groove; 9. First motor; 10. Second threaded rod; 11. Clamping plate; 12. Rubber plate; 13. First shock-absorbing plate; 14. Second shock-absorbing plate; 15. Fixed rod; 16. Second spring; 17. Shock-absorbing frame; 18. Sliding plate; 19. Third spring; 20. Connecting rod; 21. First gear; 22. Second motor; 23. Second gear. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] See also Figure 1-6 The utility model provides a technical solution: an elevator car shock absorption device, including a car body 1 and a supporting frame 2, a rotating rod 3 is symmetrically connected to the bottom side of the car body 1, one side of the two rotating rods 3 is fixedly connected to the first spring 4, and the other end of the two rotating rods 3 is fixedly connected to the connecting frame 5, a first threaded rod 6 is rotatably connected between the two sides of the connecting frame 5, the outer side of the first threaded rod 6 is threadedly connected to the moving rod 7, and a groove 8 is symmetrically provided on one side of the moving rod 7, and a first motor 9 is fixedly connected to both sides of the moving rod 7, and the output end of the first motor 9 is fixedly connected to the second threaded rod 10, and the outer side of the second threaded rod 10 is threadedly connected to the clamping plate 11. Rotating the first threaded rod 6 can move the moving rod 7, starting the first motor 9, driving the second threaded rod 10 to rotate, which can drive the two clamping plates 11 to move, and can clamp and fix the supporting frame 2. At the same time, the arrangement of the first spring 4 and the rotating rod 3 can perform horizontal shock absorption on the supporting frame 2.

[0028] In the present invention, preferably, a rubber plate 12 is fixedly connected to one side of the top of the object-carrying frame 2 , and a first shock-absorbing plate 13 is fixedly connected to one side of the top of the interior of the car body 1 , which can provide shock absorption and buffering for the top of the object-carrying frame 2 .

[0029] In the present invention, preferably, a second shock-absorbing plate 14 is fixedly connected to one side of the bottom of the interior of the car body 1, a fixed rod 15 is symmetrically fixedly connected to one side of the top of the second shock-absorbing plate 14, a second spring 16 is symmetrically fixedly connected to one side of the top of the second shock-absorbing plate 14, a shock-absorbing frame 17 is fixedly connected to one side of the bottom of the object-carrying frame 2, a sliding plate 18 is symmetrically slidably connected to one side of the interior of the shock-absorbing frame 17, a third spring 19 is fixedly connected between one side of the two sliding plates 18, and a connecting rod 20 is rotatably connected to the outer sides of the two fixed rods 15. The fixed rod 15 and the second spring 16 are arranged so that the elevator car can be telescopically damped and buffered during operation, which is convenient and quick and has a good shock-absorbing effect.

[0030] In the present invention, preferably, the other ends of the two first springs 4 are fixedly connected to both sides of the interior of the car body 1 respectively.

[0031] In the present utility model, preferably, a first gear 21 is fixedly connected to the outside of the first threaded rod 6, a second motor 22 is fixedly connected to one side of the connecting frame 5, and the output end of the second motor 22 is fixedly connected to the second gear 23. The first gear 21 and the second gear 23 are engaged with each other, and the second motor 22 is started to drive the second gear 23 to rotate. The first gear 21 and the second gear 23 are engaged with each other, which can drive the first gear 21 to rotate, thereby driving the first threaded rod 6 to rotate.

[0032] In the present invention, preferably, the second threaded rod 10 is rotatably connected between two sides of the groove 8 .

[0033] In the present invention, preferably, the fixing rod 15 is a telescopic structure.

[0034] In the present invention, preferably, the other end of the second spring 16 is fixedly connected to one side of the bottom of the object-carrying frame 2 , the other end of the connecting rod 20 is rotatably connected to one side of the sliding plate 18 , and the fixing rod 15 is located inside the second spring 16 .

[0035] The working principle and usage process of the utility model are as follows: when in use, the second motor 22 is started to drive the second gear 23 to rotate, and the first gear 21 and the second gear 23 are engaged with each other, which can drive the first gear 21 to rotate, thereby driving the first threaded rod 6 to rotate, and the movable rod 7 to move, and the first motor 9 is started to drive the second threaded rod 10 to rotate, which can drive the two clamping plates 11 to move, and the object frame 2 can be clamped and fixed. At the same time, the first spring 4 and the rotating rod 3 are set to perform horizontal shock absorption on the object frame 2, and the fixed rod 15 and the second spring 16 are set. During the operation of the elevator car, it can be telescopically shock-absorbed and buffered, which is convenient and fast, and has a good shock absorption effect.

[0036] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An elevator car shock absorbing device, comprising a car body (1) and a load-bearing frame (2), characterized in that: A rotating rod (3) is symmetrically connected to the bottom of the car body (1) on one side, and a first spring (4) is fixedly connected to one side of the two rotating rods (3). The other ends of the two rotating rods (3) are fixedly connected to a connecting frame (5). A first threaded rod (6) is rotatably connected between the two sides of the connecting frame (5). The outer side of the first threaded rod (6) is threadedly connected to a moving rod (7). A groove (8) is symmetrically provided on one side of the moving rod (7). A first motor (9) is fixedly connected to both sides of the moving rod (7). The output end of the first motor (9) is fixedly connected to a second threaded rod (10). The outer side of the second threaded rod (10) is threadedly connected to a clamping plate (11).

2. The elevator car shock absorbing device according to claim 1, characterized in that: A rubber plate (12) is fixedly connected to one side of the top of the object-carrying frame (2), and a first shock-absorbing plate (13) is fixedly connected to one side of the top of the interior of the car body (1).

3. The elevator car shock absorbing device according to claim 1, characterized in that: A second shock-absorbing plate (14) is fixedly connected to one side of the bottom of the car body (1), a fixed rod (15) is symmetrically fixedly connected to one side of the top of the second shock-absorbing plate (14), a second spring (16) is symmetrically fixedly connected to one side of the top of the second shock-absorbing plate (14), a shock-absorbing frame (17) is fixedly connected to one side of the bottom of the object-carrying frame (2), a sliding plate (18) is symmetrically slidably connected to one side of the inside of the shock-absorbing frame (17), a third spring (19) is fixedly connected between one side of the two sliding plates (18), and a connecting rod (20) is rotatably connected to the outer sides of the two fixed rods (15).

4. The elevator car shock absorbing device according to claim 1, characterized in that: The other ends of the two first springs (4) are respectively fixedly connected to both sides inside the car body (1).

5. The elevator car shock absorbing device according to claim 1, characterized in that: A first gear (21) is fixedly connected to the outside of the first threaded rod (6), a second motor (22) is fixedly connected to one side of the connection frame (5), an output end of the second motor (22) is fixedly connected to a second gear (23), and the first gear (21) and the second gear (23) are meshed with each other.

6. The elevator car shock absorbing device according to claim 1, characterized in that: The second threaded rod (10) is rotatably connected between two sides of the interior of the groove (8).

7. The elevator car shock absorbing device according to claim 3, characterized in that: The fixing rod (15) is a telescopic structure.

8. The elevator car shock absorbing device according to claim 3, characterized in that: The other end of the second spring (16) is fixedly connected to one side of the bottom of the object-carrying frame (2), the other end of the connecting rod (20) is rotatably connected to one side of the sliding plate (18), and the fixing rod (15) is located inside the second spring (16).

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