Elevator rope sheave with belt breakage alarm function

Abstract

The utility model discloses an elevator rope sheave with a belt breakage alarm function, which comprises a square rope sheave mounting bottom frame, a side arm fixed mounting base plate fixedly connected onto the square rope sheave mounting bottom frame, a rope sheave rotating shaft supporting side arm fixedly connected onto the side arm fixed mounting base plate, and a signal control sensing module arranged on the square rope sheave mounting bottom frame. A sound alarm is arranged on the rope wheel installation square bottom frame, and a light alarm is arranged on the sound alarm. Through the locking mechanism rotating shaft mounting ring, the locking mechanism outer circular ring, the locking mechanism locking block groove and the locking mechanism locking block, the rope wheel can be braked emergently under the condition that a belt is suddenly broken during operation of the device, so that passengers in an elevator are protected, and the safety of the elevator is improved. Vibration generated when the device works can be reduced through a buffer damping plate and an elevator rope wheel bottom supporting transverse plate, the device can be cooled through a rope wheel motor mounting plate and motor cabinet cooling fins, and it is guaranteed that the device works for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator rope wheel equipment, in particular to an elevator rope wheel with a belt break alarm function. Background Art

[0002] The elevator sheave is a common component in the elevator landing door system. It mainly guides or pulls the weight rope or other component ropes in the entire elevator landing door device. It is used to connect the elevator car and the counterweight, and balance the weight of the traction rope and the accompanying cable.

[0003] However, when the belt of the existing elevator rope pulley breaks during operation, the device cannot be stopped in time, and the vibration generated during the operation is large and there is no cooling device. Therefore, an elevator rope pulley with a belt break alarm function is provided. Utility Model Content

[0004] The utility model aims to provide an elevator rope pulley with a belt break alarm function in order to solve the problems that the device cannot be stopped in time when the belt breaks during operation of the existing elevator rope pulley, and the vibration generated during the operation is large and there is no cooling device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an elevator rope pulley with a belt break alarm function, comprising: a rope pulley installation square base frame, a side arm fixed installation pad fixedly connected to the rope pulley installation square base frame, a rope pulley shaft supporting side arm fixedly connected to the side arm fixed installation pad, a signal control sensor module is provided on the rope pulley installation square base frame, a sound alarm is provided on the rope pulley installation square base frame, a light alarm is provided on the sound alarm, a rope pulley rotating axle is inserted inside the rope pulley shaft supporting side arm, a rotating axle limiting fixing ring is sleeved on the rope pulley rotating axle, a rope pulley is sleeved on the rope pulley rotating axle, a locking mechanism rotating axle mounting ring is sleeved on the rope pulley rotating axle, a locking mechanism intermediate connecting rod is fixedly connected to the locking mechanism intermediate connecting rod, a locking mechanism outer ring is fixedly connected to one side of the locking mechanism outer ring, a locking mechanism locking block groove is fixedly connected to one side of the locking mechanism locking block, and a locking mechanism locking block is provided on the locking mechanism locking block groove.

[0006] As a further solution of the utility model: an elevator rope wheel inner shaft hole is opened on the side of the rope, and an elevator rope wheel belt slide groove is provided on the elevator rope wheel body.

[0007] As a further solution of the utility model: a pulley motor mounting fixing plate is fixedly connected to the rope pulley mounting square base frame, a rope pulley motor mounting fixing plate is provided on the rope pulley motor cabinet, a rope pulley motor mounting plate is fixedly connected to one side of the rope pulley motor cabinet, and a motor cabinet cooling fin is provided on the rope pulley motor mounting plate.

[0008] As a further solution of the utility model, a buffer damping shock absorbing plate is provided below the rope pulley mounting square base frame, and an elevator rope pulley bottom supporting horizontal plate is provided below the buffer damping shock absorbing plate.

[0009] As a further solution of the utility model: the side arm fixing mounting pad, the rope pulley shaft supporting side arm, and the rotating wheel shaft limiting fixing ring are provided in two groups, and are symmetrically distributed on both sides of the rope pulley mounting square base frame.

[0010] As a further solution of the utility model: the locking mechanism shaft mounting ring and the locking mechanism outer ring are provided in two groups, which are symmetrically distributed on both sides of the elevator rope pulley body.

[0011] As a further solution of the utility model: the locking block grooves of the locking mechanism and the locking blocks of the locking mechanism are provided in multiple groups, which are distributed on one side of the outer ring of the locking mechanism and are adapted to each other.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] In the utility model, the locking mechanism shaft mounting ring, the locking mechanism outer ring, the locking mechanism locking block groove and the locking mechanism locking block can be used to brake the rope pulley urgently when the belt of the device is suddenly broken during operation, thereby protecting the passengers inside the elevator. The buffer damping shock absorbing plate and the elevator rope pulley bottom supporting cross plate can reduce the vibration of the device during operation. The rope pulley motor mounting plate and the motor cabinet cooling fins can be used to cool the device, thereby ensuring the long-term operation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of an elevator rope pulley with a belt break alarm function described in the utility model;

[0015] Figure 2 It is a structural schematic diagram of a heat dissipation device in an elevator rope wheel with a belt break alarm function described in the utility model;

[0016] Figure 3 It is a structural schematic diagram of a shock absorbing device in an elevator rope pulley with a belt break alarm function described in the utility model;

[0017] Figure 4 It is a structural schematic diagram of a rope pulley in an elevator rope pulley with a belt break alarm function described in the utility model;

[0018] Figure 5 The utility model is a schematic structural diagram of an outer ring of a locking mechanism in an elevator rope wheel with a belt break alarm function.

[0019] In the figure: 1. Square base frame for rope pulley installation; 2. Pad for fixing the side arm; 3. Side arm for supporting the rope pulley shaft; 4. Signal control sensor module; 5. Sound alarm; 6. Light alarm; 7. Rope pulley rotating axle; 8. Rotating axle limit fixing ring; 9. Elevator rope pulley body; 10. Inner shaft hole of elevator rope pulley; 11. Elevator rope pulley belt slide; 12. Locking mechanism shaft mounting ring; 13. Middle connecting rod of locking mechanism; 14. Outer ring of locking mechanism; 15. Locking mechanism locking block groove; 16. Locking mechanism locking block; 17. Rope pulley motor mounting fixing plate; 18. Rope pulley motor cabinet; 19. Rope pulley motor mounting plate; 20. Motor cabinet cooling fins; 21. Buffer damping shock absorbing plate; 22. Elevator rope pulley bottom supporting cross plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0022] Reference Figures 1 to 5In the embodiment of the utility model, an elevator rope pulley with a belt break alarm function comprises: a rope pulley mounting square base frame 1, a side arm fixing mounting pad 2 is fixedly connected to the rope pulley mounting square base frame 1, a rope pulley shaft supporting side arm 3 is fixedly connected to the side arm fixing mounting pad 2, a signal control sensor module 4 is provided on the rope pulley mounting square base frame 1, a sound alarm 5 is provided on the rope pulley mounting square base frame 1, a light alarm 6 is provided on the sound alarm 5, and a rope pulley rotating wheel shaft is inserted inside the rope pulley shaft supporting side arm 3 7. A rotating shaft limiting fixing ring 8 is sleeved on the rope pulley rotating shaft 7, an elevator rope pulley body 9 is sleeved on the rope pulley rotating shaft 7, a locking mechanism rotating shaft mounting ring 12 is sleeved on the rope pulley rotating shaft 7, a locking mechanism intermediate connecting rod 13 is fixedly connected to the locking mechanism rotating shaft mounting ring 12, a locking mechanism outer ring 14 is fixedly connected to one side of the locking mechanism intermediate connecting rod 13, a locking mechanism outer ring 14 is fixedly connected to one side of the locking mechanism outer ring 14, and a locking mechanism locking block groove 15 is fixedly connected to the locking mechanism locking block groove 15, and a locking mechanism locking block 16 is provided on the locking mechanism locking block groove 15.

[0023] The above scheme is adopted: the locking mechanism outer ring 14 controls the locking mechanism locking block 16 to extend from the locking mechanism locking block groove 15, locks the elevator rope sheave wheel body 9 to stop the device in an emergency, and avoids causing harm to the passengers inside the elevator.

[0024] Reference Figure 4 An elevator rope sheave inner shaft hole 10 is opened on the side of the elevator rope sheave body 9, and an elevator rope sheave belt slide groove 11 is provided on the elevator rope sheave body 9. The elevator rope sheave belt slide groove 11 is used for installing the belt so that the device can operate normally.

[0025] Reference Figure 2 A sheave motor mounting fixing plate 17 is fixedly connected to the sheave motor mounting square base frame 1, a sheave motor cabinet 18 is arranged on the sheave motor mounting fixing plate 17, a sheave motor mounting plate 19 is fixedly connected to one side of the sheave motor cabinet 18, a motor cabinet cooling fin 20 is arranged on the sheave motor mounting plate 19, and the motor cabinet cooling fin 20 is installed to dissipate heat of the sheave motor cabinet 18 to prevent the device from stopping working due to excessive temperature.

[0026] The above solution is adopted: the device is shock-absorbing and buffered by the buffer damping plate 21, and the motor cabinet heat dissipation fins 20 are installed on the rope pulley motor mounting plate 19 to dissipate heat for the rope pulley motor cabinet 18.

[0027] Reference Figure 3 A buffer damping shock absorbing plate 21 is provided under the square base frame 1 for rope pulley installation, and a bottom supporting horizontal plate 22 of the elevator rope pulley is provided under the buffer damping shock absorbing plate 21. By installing the buffer damping shock absorbing plate 21 under the square base frame 1 for rope pulley installation, the vibration generated during the operation of the device is reduced, thereby ensuring the stability of the device.

[0028] Reference Figure 1 and Figure 3 There are two groups of side arm fixing mounting pads 2, rope pulley shaft supporting side arms 3, and rotating wheel shaft limiting fixing rings 8, which are symmetrically distributed on both sides of the rope pulley mounting square base frame 1, and are used for installing the rope pulley rotating wheel shaft 7 and fixing it on the rope pulley shaft supporting side arms 3 to prevent the rope pulley rotating wheel shaft 7 from slipping.

[0029] Reference Figure 3 There are two sets of locking mechanism shaft mounting rings 12 and locking mechanism outer rings 14, which are symmetrically distributed on both sides of the elevator rope sheave body 9 and are used to position and fix the elevator rope sheave body 9 to prevent the elevator rope sheave body 9 from deflecting during operation.

[0030] Reference Figure 5 There are multiple groups of locking block grooves 15 and locking blocks 16 of the locking mechanism, which are distributed on one side of the outer ring 14 of the locking mechanism and adapt to each other. When the belt breaks, the locking block 16 of the locking mechanism clamps the rotating axle 7 of the rope pulley to lock the device urgently and apply emergency braking to it, thereby preventing accidents.

[0031] The working principle of the utility model is as follows: firstly, the elevator sheave body 9 is sleeved onto the rope sheave rotating axle 7 through the inner shaft hole 10 of the elevator sheave, and then the locking mechanism shaft mounting ring 12 is mounted on both sides of the elevator sheave body 9 to position and fix it, the rope sheave rotating axle 7 is inserted into the rope sheave rotating axle supporting side arm 3, and the rope sheave rotating axle 7 is fixed by installing the rotating axle limiting fixing ring 8, and the belt can be mounted in the elevator rope sheave belt slide groove 11 opened on the elevator rope sheave body 9, and the device is shock-absorbing and buffered by the buffer damping shock-absorbing plate 21, and the electric The heat dissipation fins 20 of the motor cabinet are installed on the rope pulley motor mounting plate 19 to dissipate the heat of the rope pulley motor cabinet 18. When the belt breaks suddenly during the operation of the device, the signal is controlled by the sensor module 4 to transmit the signal, and the sound alarm 5 sounds an alarm, and the light alarm 6 emits a conspicuous light to sound an alarm. Then, the locking mechanism outer ring 14 controls the locking mechanism lock block 16 to extend from the locking mechanism lock block groove 15, locks the elevator rope pulley body 9, and stops the device in an emergency to avoid harm to the passengers inside the elevator.

[0032] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An elevator rope pulley with belt break alarm function, characterized in that: include: A rope pulley installation square base frame (1), a side arm fixed installation pad (2) is fixedly connected to the rope pulley installation square base frame (1), a rope pulley shaft support side arm (3) is fixedly connected to the side arm fixed installation pad (2), a signal control sensor module (4) is provided on the rope pulley installation square base frame (1), a sound alarm (5) is provided on the rope pulley installation square base frame (1), a light alarm (6) is provided on the sound alarm (5), a rope pulley rotating wheel shaft (7) is inserted inside the rope pulley shaft support side arm (3), and a rope pulley rotating wheel shaft (7) is sleeved on the rope pulley rotating wheel shaft (7). A rotating wheel shaft limiting fixing ring (8), an elevator rope wheel body (9) is sleeved on the rope wheel rotating wheel shaft (7), a locking mechanism rotating shaft mounting ring (12) is sleeved on the rope wheel rotating wheel shaft (7), a locking mechanism intermediate connecting rod (13) is fixedly connected to the locking mechanism rotating shaft mounting ring (12), a locking mechanism outer ring (14) is fixedly connected to one side of the locking mechanism intermediate connecting rod (13), a locking mechanism outer ring (14) is fixedly connected to one side of the locking mechanism outer ring (14), and a locking mechanism locking block groove (15) is provided on the locking mechanism locking block groove (15).

2. The elevator rope pulley with belt break alarm function according to claim 1, characterized in that: An elevator rope sheave inner shaft hole (10) is provided on the side of the elevator rope sheave body (9), and an elevator rope sheave belt sliding groove (11) is provided on the elevator rope sheave body (9).

3. The elevator rope pulley with belt break alarm function according to claim 1, characterized in that: A sheave motor mounting fixing plate (17) is fixedly connected to the sheave motor mounting square base frame (1), a sheave motor cabinet (18) is provided on the sheave motor mounting fixing plate (17), a sheave motor mounting plate (19) is fixedly connected to one side of the sheave motor cabinet (18), and a motor cabinet heat dissipation fin (20) is provided on the sheave motor mounting plate (19).

4. The elevator rope pulley with belt break alarm function according to claim 1, characterized in that: A buffering damping shock absorbing plate (21) is provided below the rope wheel mounting square base frame (1), and an elevator rope wheel bottom supporting transverse plate (22) is provided below the buffering damping shock absorbing plate (21).

5. The elevator rope pulley with belt break alarm function according to claim 1, characterized in that: The side arm fixing mounting pad (2), the rope wheel shaft supporting side arm (3), and the rotating wheel shaft limiting fixing ring (8) are provided in two groups and are symmetrically distributed on both sides of the rope wheel mounting square base frame (1).

6. The elevator rope pulley with belt break alarm function according to claim 1, characterized in that: The locking mechanism rotating shaft mounting ring (12) and the locking mechanism outer ring (14) are provided in two groups and are symmetrically distributed on both sides of the elevator rope pulley body (9).

7. The elevator rope pulley with belt break alarm function according to claim 1, characterized in that: The locking mechanism locking block grooves (15) and the locking mechanism locking blocks (16) are provided in multiple groups, which are distributed on one side of the locking mechanism outer ring (14) and are adapted to each other.

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