Conveyor belt buffer bed

Abstract

The utility model relates to the technical field of buffering devices, and discloses a conveyor belt buffering bed which comprises a supporting frame assembly, and the supporting frame assembly comprises a horizontal supporting plate and an inclined supporting plate. The bottom plate assembly comprises a horizontal bottom plate and an inclined bottom plate; the buffer strip assembly comprises an elastic rubber layer; the rolling wheel assembly comprises a mounting frame and a rolling wheel body, and an elastic telescopic structure for protecting the rolling wheel body is arranged between the rolling wheel body and the mounting frame. The horizontal bottom plate is fixedly connected with the horizontal supporting plate, the inclined supporting plate is fixedly connected with the inclined bottom plate, the inclined bottom plate is fixedly connected to the two sides of the horizontal bottom plate, the overall structure of the buffer bed is firm, the buffer strip assemblies are arranged on the top end wall faces of the horizontal bottom plate and the inclined bottom plate, and the buffer strip assemblies can play a role in buffering a conveying belt above; friction resistance between the conveying belt and the buffer strip assembly is reduced by arranging the roller assembly, power loss is reduced, and the energy-saving performance of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of buffer devices, in particular to a conveyor belt buffer bed. Background Art

[0002] The impact bed is an alternative to the impact roller. It can absorb impact, prevent belt tearing, slow down the impact and damage of materials on the belt, avoid tearing and scratching of the belt by sharp objects, and prevent material overflow and spillage. It is the best solution to other problems.

[0003] The buffer bed is usually installed under the conveyor belt. The buffer strip of the buffer bed is in contact with the bottom surface of the conveyor belt, which fully absorbs the impact force of the falling material, greatly reduces the impact of the falling material on the conveyor belt, and truly improves the stress condition of the falling point. The more material there is, the greater the friction resistance between the conveyor belt and the buffer strip, and thus the greater the power loss.

[0004] Therefore, in order to improve the energy saving of the equipment and reduce the friction resistance between the conveyor belt and the buffer strip, those skilled in the art provide a conveyor belt buffer bed to solve the problems raised in the above background technology. Utility Model Content

[0005] The utility model mainly solves the technical problem of reducing the friction resistance between a conveyor belt and a buffer strip, and provides a conveyor belt buffer bed.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A conveyor belt buffer bed, which includes: a support frame assembly, which is arranged on the ground, and the support frame assembly includes a horizontal support plate and an inclined support plate; a bottom plate assembly, which is arranged above the support frame assembly, and the bottom plate assembly includes a horizontal bottom plate and an inclined bottom plate, and the inclined bottom plate is fixedly connected to both sides of the horizontal bottom plate in an inclined state; a buffer bar assembly, which is arranged on the top wall surface of the horizontal bottom plate and the inclined bottom plate, and the buffer bar assembly includes an elastic rubber layer; a roller assembly, which is arranged between two adjacent buffer bar assemblies, and the roller assembly includes a mounting frame fixedly mounted on the top of the horizontal bottom plate and the inclined bottom plate and a roller body rotatably arranged in the mounting frame cavity, and an elastic telescopic structure for protecting the roller body is arranged between the roller body and the mounting frame.

[0008] According to the conveyor belt buffer bed, the inclined support plate and the inclined bottom plate are in a fixed connection relationship, the horizontal bottom plate and the inclined bottom plate are in a fixed connection relationship, and the horizontal bottom plate and the horizontal support plate are in a fixed connection relationship.

[0009] According to the conveyor belt buffer bed, both ends of the elastic rubber layer are chamfered, the bottom end of the elastic rubber layer is fixedly connected to a steel plate, the bottom end of the steel plate is fixedly connected to a threaded column, the threaded column movably penetrates the horizontal bottom plate, a nut is sleeved on the end of the threaded column away from the steel plate, and the steel plate is fixed to the horizontal bottom plate by the threaded column and the nut.

[0010] According to the conveyor belt buffer bed, a protective layer is bonded and fixed on the outer wall surface of the elastic rubber layer, and the material of the protective layer is polyethylene.

[0011] According to the conveyor belt buffer bed, the installation frame is "U"-shaped, a shaft rod is fixedly passed through the axis of the roller body, lifting plates are sleeved on both ends of the outer wall of the shaft rod, and a bearing is arranged between the shaft rod and the lifting plate for movable connection.

[0012] According to the conveyor belt buffer bed, the top and bottom wall surfaces of the lifting plate are respectively fixedly connected with the second limit guide rod and the first limit guide rod, lifting grooves are provided on both sides of the inner wall surface of the mounting frame, the lifting plate is movably engaged in the corresponding lifting grooves, and the top and bottom wall surfaces of the lifting grooves are provided with limit holes, and the second limit guide rod and the first limit guide rod are movably engaged with the corresponding limit holes.

[0013] According to the conveyor belt buffer bed, the elastic telescopic structure includes a compression spring sleeved on the outer wall surface of the first limiting guide rod, and the compression spring is located between the bottom end of the lifting groove and the lifting plate.

[0014] The utility model provides a conveyor belt buffer bed, which has the following beneficial effects:

[0015] (1) By setting up a support frame assembly, the horizontal support plate is fixed to the ground, the horizontal bottom plate is fixedly connected to the horizontal support plate, the inclined support plate is fixedly connected to the inclined bottom plate, and the inclined bottom plate is fixedly connected to both sides of the horizontal bottom plate. The overall structure of the buffer bed is firm, and the buffer bar assembly is set on the top wall of the horizontal bottom plate and the inclined bottom plate, which can play a buffering role for the conveyor belt above. The roller assembly is set to reduce the friction resistance between the conveyor belt and the buffer bar assembly, reduce power loss, and improve the energy saving of the device.

[0016] (2) By opening lifting grooves on both sides of the inner wall of the installation frame, the lifting plate is movably engaged in the corresponding lifting grooves, and limiting holes are opened on the top and bottom wall surfaces of the lifting grooves. The second limiting guide rod and the first limiting guide rod are fixedly connected to the top and bottom wall surfaces of the lifting plate respectively. The second limiting guide rod and the first limiting guide rod are movably engaged with the corresponding limiting holes. The first limiting guide rod and the second limiting guide rod play a limiting and guiding role in the lifting and lowering of the lifting plate.

[0017] (3) A compression spring is sleeved on the outer wall surface of the first limit guide rod, and the compression spring is located between the bottom end of the lifting groove and the lifting plate. The roller body is subjected to pressure to drive the lifting plate to move downward as a whole. When the external force compresses the compression spring, the external force does work on the compression spring and transfers energy to the compression spring, thereby unloading the force on the roller body and extending the service life of the roller body. The conveyor belt passes through the roller body, and the roller body rolls to drive the conveyor belt to move, thereby reducing the friction between the conveyor belt and the buffer bed, and ensuring the smooth operation of the conveyor belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of a conveyor belt buffer bed of the utility model;

[0019] Figure 2 It is a top view schematic diagram of a conveyor belt buffer bed of the utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional structure of a buffer strip assembly of a conveyor belt buffer bed of the utility model;

[0021] Figure 4 This is a three-dimensional structural schematic diagram of a roller assembly of a conveyor belt buffer bed of the utility model;

[0022] Figure 5 This is a schematic diagram of the connection relationship between the roller body and the lifting plate of a conveyor belt buffer bed of the utility model;

[0023] Figure 6 It is a three-dimensional structural schematic diagram of a mounting frame of a conveyor belt buffer bed of the utility model.

[0024] Legend:

[0025] 10. Horizontal bottom plate; 11. Inclined bottom plate; 12. Buffer strip assembly; 13. Horizontal support plate; 14. Inclined support plate; 15. Roller assembly; 16. Steel plate; 17. Elastic rubber layer; 18. Protective layer; 19. Mounting frame; 20. Roller body; 21. Axle rod; 22. Lifting plate; 23. First limit guide rod; 24. Second limit guide rod; 25. Compression spring; 26. Lifting slot; 27. Limit hole. DETAILED DESCRIPTION

[0026] like Figure 1-6As shown: a conveyor belt buffer bed, which includes: a support frame assembly, the support frame assembly is arranged on the ground, the support frame assembly includes a horizontal support plate 13 and an inclined support plate 14; a bottom plate assembly, the bottom plate assembly is arranged above the support frame assembly, the bottom plate assembly includes a horizontal bottom plate 10 and an inclined bottom plate 11, the inclined bottom plate 11 is fixedly connected to both sides of the horizontal bottom plate 10 in an inclined state; a buffer bar assembly 12, the buffer bar assembly 12 is arranged on the top wall surface of the horizontal bottom plate 10 and the inclined bottom plate 11, the buffer bar assembly 12 includes an elastic rubber layer 17; a roller assembly 15, the roller assembly 15 is arranged between two adjacent buffer bar assemblies 12, the roller assembly 15 includes a mounting frame 19 fixedly mounted on the top of the horizontal bottom plate 10 and the inclined bottom plate 11 and a roller body 20 rotatably arranged in the cavity of the mounting frame 19, and an elastic telescopic structure for protecting the roller body 20 is arranged between the roller body 20 and the mounting frame 19. The inclined support plate 14 and the inclined bottom plate 11 are in a fixed connection relationship, the horizontal bottom plate 10 and the inclined bottom plate 11 are in a fixed connection relationship, and the horizontal bottom plate 10 and the horizontal support plate 13 are in a fixed connection relationship.

[0027] Specifically, by setting up a support frame assembly, the horizontal support plate 13 is fixed to the ground, the horizontal bottom plate 10 is fixedly connected to the horizontal support plate 13, the inclined support plate 14 is fixedly connected to the inclined bottom plate 11, and the inclined bottom plate 11 is fixedly connected to both sides of the horizontal bottom plate 10. The overall structure of the buffer bed is firm, and the buffer bar assembly 12 is set on the top wall surface of the horizontal bottom plate 10 and the inclined bottom plate 11, which can play a buffering role on the conveyor belt above. The roller assembly 15 is set to reduce the friction resistance between the conveyor belt and the buffer bar assembly 12, reduce power loss, and improve the energy saving of the device.

[0028] Both ends of the elastic rubber layer 17 are chamfered, the bottom end of the elastic rubber layer 17 is fixedly connected to the steel plate 16, the bottom end of the steel plate 16 is fixedly connected to a threaded column, the threaded column movably penetrates the horizontal bottom plate 10, a nut is sleeved on the end of the threaded column away from the steel plate 16, and the steel plate 16 is fixed to the horizontal bottom plate 10 through the threaded column and the nut. A protective layer 18 is bonded and fixed to the outer wall surface of the elastic rubber layer 17, and the material of the protective layer 18 is polyethylene.

[0029] Specifically, by chamfering both sides of the elastic rubber layer 17, it is convenient for the conveyor belt to pass through the elastic rubber layer 17. A protective layer 18 is bonded and fixed on the outer wall surface of the elastic rubber layer 17. The protective layer 18 is made of polyethylene, which protects the elastic rubber layer 17 and extends the service life of the elastic rubber layer 17. By setting a steel plate 16 fixed to the horizontal bottom plate 10 through threaded columns and nuts, the device is firmly connected, and the buffer strip assembly 12 can be replaced separately to reduce maintenance costs.

[0030] The mounting frame 19 is in a "U" shape, and a shaft 21 is fixedly passed through the axis of the roller body 20. Lifting plates 22 are sleeved on both ends of the outer wall of the shaft 21. A bearing is provided between the shaft 21 and the lifting plate 22 for movable connection.

[0031] Specifically, the mounting frame 19 is arranged in a "U" shape, and the mounting frame 19 is fixedly installed on the top of the horizontal bottom plate 10 and the inclined bottom plate 11. The shaft rod 21 is fixedly passed through the axis center of the roller body 20, and a bearing movable connection is arranged between the lifting plate 22 and the shaft rod 21, so that the lifting plate 22 does not rotate with the roller body 20 during the rotation, and the lifting plate 22 follows the synchronous lifting and lowering of the roller body 20 during the lifting and lowering process.

[0032] The top and bottom wall surfaces of the lifting plate 22 are respectively fixedly connected with the second limit guide rod 24 and the first limit guide rod 23. Lifting grooves 26 are provided on both sides of the inner wall surface of the mounting frame 19. The lifting plate 22 is movably engaged in the corresponding lifting grooves 26. Limiting holes 27 are provided on the top and bottom wall surfaces of the lifting grooves 26. The second limit guide rod 24 and the first limit guide rod 23 are movably engaged in the corresponding limit holes 27.

[0033] Specifically, by opening lifting grooves 26 on both sides of the inner wall surface of the installation frame 19, the lifting plate 22 is movably engaged in the corresponding lifting grooves 26, and limiting holes 27 are opened on the top and bottom wall surfaces of the lifting grooves 26. The second limiting guide rod 24 and the first limiting guide rod 23 are fixedly connected to the top and bottom wall surfaces of the lifting plate 22 respectively. The second limiting guide rod 24 and the first limiting guide rod 23 are movably engaged with the corresponding limiting holes 27. The first limiting guide rod 23 and the second limiting guide rod 24 play a limiting and guiding role in the lifting and lowering of the lifting plate 22.

[0034] The elastic telescopic structure includes a compression spring 25 sleeved on the outer wall surface of the first limiting guide rod 23 , and the compression spring 25 is located between the bottom end of the lifting groove 26 and the lifting plate 22 .

[0035] Specifically, a compression spring 25 is sleeved on the outer wall surface of the first limit guide rod 23, and the compression spring 25 is located between the bottom end of the lifting groove 26 and the lifting plate 22. The roller body 20 is subjected to pressure to drive the lifting plate 22 to move downward as a whole. When the external force compresses the compression spring 25, the external force does work on the compression spring 25, and transfers energy to the compression spring 25, thereby unloading the force on the roller body 20, extending the service life of the roller body 20. The conveyor belt passes through the roller body 20, and the roller body 20 rolls to drive the conveyor belt to move, thereby reducing the friction between the conveyor belt and the buffer bed, and ensuring the smooth operation of the conveyor belt.

[0036] The working principle of a conveyor belt buffer bed of the present application is as follows: a horizontal support plate 13 and an inclined support plate 14 are installed on the ground, a horizontal bottom plate 10 and an inclined support plate 14 are installed above the horizontal support plate 13 and the inclined support plate 14, a plurality of buffer bar assemblies 12 are arranged on the top wall surfaces of the horizontal bottom plate 10 and the inclined bottom plate 11, and the conveyor belt is located above the plurality of buffer bar assemblies 12. When materials fall down, the buffer bar assemblies 12 contact the conveyor belt surface to effectively prevent the materials from damaging the conveyor belt. A protective layer 18 is arranged on the surface of the elastic rubber layer 17 to protect the elastic rubber layer 17 while reducing the friction between the conveyor belt and the conveyor belt. A roller assembly 15 is arranged between the two groups of buffer bar assemblies 12, and the conveyor belt passes through a roller body 20. The roller body 20 rolls and drives the conveyor belt to move, thereby further reducing the friction between the conveyor belt and the buffer bed, ensuring the smooth operation of the conveyor belt. By arranging an elastic telescopic structure, the service life of the roller body 20 is extended. The practicality of the device is improved through reasonable structural design.

[0037] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A conveyor belt buffer bed, characterized in that: include: A support frame assembly, the support frame assembly is arranged on the ground, and the support frame assembly comprises a horizontal support plate (13) and an inclined support plate (14); A bottom plate assembly, the bottom plate assembly being arranged above the support frame assembly, the bottom plate assembly comprising a horizontal bottom plate (10) and an inclined bottom plate (11), the inclined bottom plate (11) being fixedly connected to both sides of the horizontal bottom plate (10) in an inclined state; A buffer bar assembly (12), the buffer bar assembly (12) being arranged on the top wall surfaces of the horizontal bottom plate (10) and the inclined bottom plate (11), the buffer bar assembly (12) comprising an elastic rubber layer (17); A roller assembly (15) is arranged between two adjacent buffer strip assemblies (12), the roller assembly (15) comprising a mounting frame (19) fixedly mounted on the top of a horizontal bottom plate (10) and an inclined bottom plate (11), and a roller body (20) rotatably arranged in a cavity of the mounting frame (19), and an elastic telescopic structure is arranged between the roller body (20) and the mounting frame (19) to protect the roller body (20).

2. The conveyor belt buffer bed according to claim 1, characterized in that: The inclined support plate (14) and the inclined bottom plate (11) are in a fixed connection relationship, the horizontal bottom plate (10) and the inclined bottom plate (11) are in a fixed connection relationship, and the horizontal bottom plate (10) and the horizontal support plate (13) are in a fixed connection relationship.

3. The conveyor belt buffer bed according to claim 1, characterized in that: Both ends of the elastic rubber layer (17) are chamfered, the bottom end of the elastic rubber layer (17) is fixedly connected to a steel plate (16), the bottom end of the steel plate (16) is fixedly connected to a threaded column, the threaded column movably penetrates the horizontal bottom plate (10), a nut is sleeved on one end of the threaded column away from the steel plate (16), and the steel plate (16) is fixed to the horizontal bottom plate (10) through the threaded column and the nut.

4. The conveyor belt buffer bed according to claim 3, characterized in that: A protective layer (18) is bonded and fixed on the outer wall surface of the elastic rubber layer (17), and the material of the protective layer (18) is polyethylene.

5. The conveyor belt buffer bed according to claim 1, characterized in that: The installation frame (19) is in a "U" shape, and a shaft (21) is fixedly passed through the axis of the roller body (20), and lifting plates (22) are sleeved on both ends of the outer wall surface of the shaft (21), and a bearing is arranged between the shaft (21) and the lifting plate (22) for movable connection.

6. The conveyor belt buffer bed according to claim 5, characterized in that: The top and bottom wall surfaces of the lifting plate (22) are respectively fixedly connected with a second limiting guide rod (24) and a first limiting guide rod (23); both sides of the inner wall surface of the mounting frame (19) are provided with lifting grooves (26); the lifting plate (22) is movably engaged in the corresponding lifting grooves (26); the top and bottom wall surfaces of the lifting grooves (26) are provided with limiting holes (27); the second limiting guide rod (24) and the first limiting guide rod (23) are movably engaged with the corresponding limiting holes (27).

7. The conveyor belt buffer bed according to claim 1, characterized in that: The elastic telescopic structure comprises a compression spring (25) sleeved on the outer wall surface of the first limiting guide rod (23), and the compression spring (25) is located between the bottom end of the lifting groove (26) and the lifting plate (22).

Images