CN220283218U - A sheave monitoring device for a multi-rope friction hoist - Google Patents

Abstract

The utility model discloses a head sheave monitoring device of a multi-rope friction type elevator, which belongs to the technical field of mine equipment safety protection and comprises a supporting plate, wherein a vertical plate is fixedly arranged at the top of the right side of the supporting plate, a first box body is fixedly arranged at the top of the vertical plate, worms are fixedly connected to the front side and the rear side of an inner cavity of the first box body, a limit rod and a screw rod are sequentially and rotatably connected to the left side and the right side of the inner cavity of the first box body from top to bottom, a worm wheel is fixedly sleeved on the outer side of the limit rod, a driven gear is fixedly sleeved on the outer side of the screw rod, and limit plates are movably sleeved on the outer sides of the limit rod and the screw rod. The utility model can clean the mirror surface of the camera, avoid the blurring of the monitoring video of the camera caused by excessive dust, improve the practicability of the device, and facilitate the disassembly of the device for maintaining the device, and has simple structure, strong practicability, prolonged service life of the monitoring device and ensured normal and high-quality operation of the monitoring device.

Description

A sheave monitoring device for a multi-rope friction hoist

Technical field

The utility model relates to the technical field of mining equipment safety protection, and in particular to a sheave monitoring device for a multi-rope friction hoist.

Background technique

The sheave is a fixed pulley at the top of the mine shaft derrick that adjusts the movement direction of the wire rope. Its function is to support the wire rope connecting the elevator drum and the lifting container, and to guide the steering of the wire rope.

The patent document with the publication number CN208361628U discloses a multi-rope friction hoist skywheel video monitoring device, which includes a skywheel platform. The skywheel platform is equipped with a skywheel, and the top of the skywheel platform is equipped with an electronic control device. box, the electric control box is located on one side of the sheave wheel, two first brackets are welded on the top of the sheave platform, the same second bracket is welded on the top of the two first brackets, and the two first brackets are mutually The first infrared network camera is installed on both sides. The electric control box is connected to one end of the optical cable. The other end of the optical cable is connected to the ground winch room control room. The bottom of the second bracket is provided with a groove. A fixed base is welded in the groove, a connecting rod is rotatably installed on the fixed base, and a second infrared network camera is installed at the bottom of the connecting rod. The utility model facilitates real-time monitoring and identification of the sheaves and timely manual maintenance measures. The angle of the second infrared network camera is adjusted, the monitoring range is wider, the structure is simple, and it is easy to use.

The device in the above technical solution cannot clean the mirror surface of the monitoring device. Since the environment where the equipment works is relatively dusty, when the monitoring device is used for a long time, a large amount of dust will remain on the mirror surface, which will easily cause the monitoring video to be blurred and affect the quality of the monitoring device. The staff monitors the equipment, and it is inconvenient to disassemble and maintain the equipment. In order to ensure the accuracy of device monitoring, the device needs to be maintained regularly; therefore, we propose a multi-rope friction hoist sheave monitoring device to solve the problem. this problem.

Utility model content

The purpose of this utility model is to provide a sheave monitoring device for a multi-rope friction hoist to solve the problem of

Solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model adopts the following technical solutions:

A sheave monitoring device for a multi-rope friction hoist, including a support plate. A vertical plate is fixedly installed on the top of the right side of the support plate. A first box is fixedly installed on the top of the vertical plate. The first box is fixedly installed on the top of the support plate. Worms are fixedly connected to the front and rear sides of the inner cavity of the box. The left and right sides of the inner cavity of the first box are connected to the limit rod and the screw rod by rotation from top to bottom. The outer fixed sleeve of the limit rod is equipped with a worm gear. The outer fixed sleeve of the screw rod is equipped with a driven gear, the limit rod and the outer movable sleeve of the screw rod are equipped with a limit plate, the right side of the vertical plate is fixed with a load-bearing arm, and the right side of the load-bearing arm is fixed. A support arm is connected to the side rotationally. A second box is fixedly installed on the right side of the support arm. A motor is fixedly installed at the bottom of the inner cavity of the second box. The output end of the motor is fixedly connected with a first bevel gear. The inner cavity of the second box body is provided with a second bevel gear that meshes with the first bevel gear. A rotating rod is fixedly connected to the right side of the second bevel gear, and the right side of the rotating rod passes through the second box. The body is fixedly connected with a scraper.

Preferably, the worm meshes with the turbine, the turbine meshes with the driven gear, and the front side of the worm penetrates the first box body and is fixedly connected with the rotating disk.

Preferably, the bottom of the limiting plate penetrates the first box body, and the bottom of the first box body is provided with a rectangular hole that matches the limiting plate. The inner cavity of the limiting plate and the limiting rod and The surfaces of the screw are in sliding contact and screw connection respectively.

Preferably, the top of the load-bearing arm is rotatably connected to an electric telescopic rod, and the output end of the electric telescopic rod is rotatably connected to the top of the support arm.

Preferably, a camera is fixedly installed on the top of the second box, and one side of the scraper is in contact with the mirror surface of the camera.

Preferably, a support frame is fixedly installed on the bottom of the right side of the support plate, and the inner cavity of the support frame is rotatably connected to the sheave body.

Compared with the existing technology, the beneficial effects of this utility model are:

1. In this utility model, by starting the motor, the motor drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the rotating rod to rotate, the rotating rod drives the scraper to rotate, and the scraper drives the mirror surface The friction can clean the mirror surface of the camera, avoid blurring of the camera's monitoring video due to excessive dust, and improve the practicality of the device.

2. In this utility model, by forward rotation of the rotating disk, the rotating disk drives the worm to rotate, the worm drives the worm gear to rotate, the worm gear drives the driven gear to rotate, the driven gear drives the screw rod to rotate, and the screw rod drives the limit plate to move to the left. It can facilitate the disassembly and maintenance of the device, has a simple structure and strong practicability, prolongs the life of the monitoring device, and ensures that the monitoring device works normally and with high quality.

Description of drawings

Figure 1 is a schematic three-dimensional structural diagram of a sheave wheel monitoring device for a multi-rope friction hoist proposed by the utility model;

Figure 2 is a schematic three-dimensional structural diagram of the sheave monitoring device of the multi-rope friction hoist proposed by the utility model from another perspective;

Figure 3 is a schematic cross-sectional structural view of a sheave wheel monitoring device of a multi-rope friction hoist proposed by the utility model.

Figure 4 is a partial enlarged view of part A in Figure 3;

Figure 5 is a partial enlarged view of part B in Figure 3.

In the picture: 1. Support plate; 2. Vertical plate; 3. First box; 4. Worm; 5. Limit rod; 6. Worm gear; 7. Screw; 8. Driven gear; 9. Limit plate ; 10. Load-bearing arm; 11. Support arm; 12. Second box; 13. Motor; 14. First bevel gear; 15. Rotary rod; 16. Second bevel gear; 17. Scraper; 18. Camera; 19. Electric telescopic rod; 20. Rotating disk; 21. Support frame; 22. Heavenly wheel body.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example.

Referring to Figure 1-5, a sheave monitoring device for a multi-rope friction hoist includes a support plate 1. A vertical plate 2 is fixedly installed on the top of the right side of the support plate 1, and a first box is fixedly installed on the top of the vertical plate 2. Body 3, the front and rear sides of the inner cavity of the first box body 3 are fixedly connected with worm screws 4, and the left and right sides of the inner cavity of the first box body 3 are connected to the limit rod 5 and the screw rod 7 by rotation from top to bottom. The outer fixed sleeve of 5 is equipped with a worm gear 6, the outer fixed sleeve of the screw rod 7 is equipped with a driven gear 8, the outer movable sleeve of the limit rod 5 and the screw rod 7 is equipped with a limit plate 9, and the right side of the vertical plate 2 is fixedly installed. There is a load-bearing arm 10. A support arm 11 is rotatably connected to the right side of the load-bearing arm 10. A second box 12 is fixedly installed on the right side of the support arm 11. A motor 13 is fixedly installed at the bottom of the inner cavity of the second box 12. The motor 13 A first bevel gear 14 is fixedly connected to the output end of the second box body 12. A second bevel gear 16 meshing with the first bevel gear 14 is provided in the inner cavity of the second box body 12. A rotating rod is fixedly connected to the right side of the second bevel gear 16. 15. The right side of the rotating rod 15 penetrates the second box body 12 and is fixedly connected with the scraper 17. Through the cooperation of the worm 4, the worm gear 6 and the driven gear 8, it is convenient to drive the screw rod 7 to rotate.

In this embodiment, the worm 4 meshes with the turbine, and the turbine meshes with the driven gear 8. The front side of the worm 4 penetrates the first box 3 and is fixedly connected with the rotating disk 20. The bottom of the limiting plate 9 penetrates the first box. Body 3, the bottom of the first box body 3 is provided with a rectangular hole that matches the limiting plate 9. The inner cavity of the limiting plate 9 is in sliding contact and screw connection with the surfaces of the limiting rod 5 and the screw rod 7 respectively. Through the limiting rod 5, the limiting plate 9 can be limited, thereby improving the movement stability of the limiting plate 9.

In this embodiment, the top of the load-bearing arm 10 is rotatably connected to an electric telescopic rod 19. The output end of the electric telescopic rod 19 is rotatably connected to the top of the support arm 11. A camera 18 and a scraper 17 are fixedly installed on the top of the second box 12. One side of the support plate 1 is in contact with the mirror surface of the camera 18. A support frame 21 is fixedly installed on the bottom of the right side of the support plate 1. The inner cavity of the support frame 21 is rotatably connected to the sky wheel body 22. Through the scraper 17, the mirror surface of the camera 18 can be Perform cleaning.

In this embodiment, when in use, the motor 13 is started through an external controller. The motor 13 drives the first bevel gear 14 to rotate. The first bevel gear 14 drives the second bevel gear 16 to rotate. The second bevel gear 16 drives the rotating rod 15 to rotate. , the rotating rod 15 drives the scraper 17 to rotate, and the friction of the scraper 17 on the mirror surface can clean the mirror surface of the camera 18. By rotating the rotating disk 20 forward, the rotating disk 20 drives the worm 4 to rotate, and the worm 4 drives the worm gear 6 to rotate. , the worm gear 6 drives the driven gear 8 to rotate, the driven gear 8 drives the screw rod 7 to rotate, and the screw rod 7 drives the limit plate 9 to move to the left, which can facilitate the disassembly of the device for maintenance.

The above is a detailed introduction to the sheave monitoring device of a multi-rope friction hoist provided by the present utility model. This article uses specific embodiments to illustrate the principles and implementation methods of the present utility model. The description of the above embodiments is only used to help understand the method and the core idea of the present utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements and modifications can be made to the present utility model, and these improvements and modifications also fall within the protection of the claims of the present utility model. within the range.

Claims (6)

1. A sheave monitoring device for a multi-rope friction hoist, comprising a support plate (1), characterized in that: a vertical plate (2) is fixedly installed on the top of the right side of the support plate (1), and the vertical plate (2) is fixedly installed on the top of the right side of the support plate (1). A first box (3) is fixedly installed on the top of the board (2), and worms (4) are fixedly connected to the front and rear sides of the inner cavity of the first box (3). The left and right sides of the cavity are connected by rotating rotation from top to bottom to the limit rod (5) and the screw rod (7). The outer fixed sleeve of the limit rod (5) is equipped with a worm gear (6), and the screw rod (7) ) is provided with a driven gear (8) on the outer fixed sleeve, a limit plate (9) is provided on the outer movable sleeve of the limit rod (5) and screw rod (7), and the right side of the vertical plate (2) A load-bearing arm (10) is fixedly installed, a support arm (11) is rotatably connected to the right side of the load-bearing arm (10), and a second box (12) is fixedly installed on the right side of the support arm (11), so A motor (13) is fixedly installed at the bottom of the inner cavity of the second box (12), and a first bevel gear (14) is fixedly connected to the output end of the motor (13). The inner cavity is provided with a second bevel gear (16) that meshes with the first bevel gear (14). A rotating rod (15) is fixedly connected to the right side of the second bevel gear (16). The rotating rod (15) ) passes through the second box body (12) and is fixedly connected with a scraper (17). 2. A sheave monitoring device for a multi-rope friction hoist according to claim 1, characterized in that: the worm (4) and the turbine mesh with each other, and the turbine and the driven gear (8) mesh with each other. , the front side of the worm (4) penetrates the first box (3) and is fixedly connected with the rotating disk (20). 3. A sheave monitoring device for a multi-rope friction hoist according to claim 1, characterized in that: the bottom of the limiting plate (9) penetrates the first box (3), and the first The bottom of the box body (3) is provided with a rectangular hole that matches the limit plate (9). The inner cavity of the limit plate (9) and the surfaces of the limit rod (5) and screw rod (7) are respectively For sliding contact and screw connection. 4. A sheave monitoring device for a multi-rope friction hoist according to claim 1, characterized in that: the top of the load-bearing arm (10) is rotatably connected to an electric telescopic rod (19), and the electric telescopic rod The output end of the rod (19) is rotationally connected to the top of the support arm (11). 5. A sheave monitoring device for a multi-rope friction hoist according to claim 1, characterized in that: a camera (18) is fixedly installed on the top of the second box (12), and the scraper One side of (17) is in contact with the mirror surface of the camera (18). 6. A sheave monitoring device for a multi-rope friction hoist according to claim 1, characterized in that: a support frame (21) is fixedly installed at the bottom on the right side of the support plate (1), and the support The inner cavity of the frame (21) is rotatably connected to the heavenly wheel body (22).