TPU conveying belt with good conductivity

Abstract

The utility model discloses a TPU conveying belt with good conductivity, and belongs to the technical field of conveying belts, the TPU conveying belt comprises a conveyor, a conveying belt body is arranged in the conveyor, the conveying belt body comprises a TPU upper surface layer and a TPU lower surface layer, a functional layer is fixedly connected between the TPU upper surface layer and the TPU lower surface layer through mucilage glue, and the TPU upper surface layer and the TPU lower surface layer are fixedly connected through the mucilage glue. Conductive fibers are inserted into the functional layer through meshes; the mesh holes are formed in the functional layer, so that the conductive fibers and the functional layer are connected in series, the conductive fibers are arranged between the TPU upper surface layer and the TPU lower surface layer, the original flexibility and abrasion resistance of the conveying belt body are kept, and meanwhile the conductive performance is remarkably improved; the conductive patterns are arranged on the upper surface of the TPU upper surface layer, so that the surface area of the TPU upper surface layer can be increased, the conductive performance of the conveying belt body is further improved, and the conveying belt body has the functions of bearing, tensile strength, heat insulation and the like by arranging the functional layer.

Description

Technical Field

[0001] This application relates to the technical field of conveyor belts, and particularly to a TPU conveyor belt with good electrical conductivity. Background Art

[0002] With the rapid development of the logistics industry, people's requirements for logistics conveying equipment are also getting higher and higher. Conveyor belts are not only used in various industrial fields such as coal mines, but also widely used in various life fields closely related to people's lives, such as food, medicine, and hygiene. Polyurethane (TPU) conveyor belts are widely used in industrial production due to their excellent physical properties and wear resistance.

[0003] In the patent document with the published publication number CN215754594U, a rubber conveyor belt with good wear resistance and high temperature resistance is provided. This published patent document enables the conveyor belt body to have advantages such as high tension, high tensile strength, and aging resistance through the TPU surface layer and the TPU inner layer, increasing the friction resistance of the conveyor belt body. The heat insulation performance of the rubber sponge layer itself improves the heat insulation effect of the conveyor belt body; however, this conveyor belt has deficiencies in electrical conductivity, is prone to generating static electricity, and poses potential safety hazards to production. Utility Model Content

[0004] Aiming at the deficiencies of the prior art, this application provides a TPU conveyor belt with good electrical conductivity, overcoming the deficiencies of the prior art, and aiming to solve the problems that the conveyor belt has deficiencies in electrical conductivity, is prone to generating static electricity, and poses potential safety hazards to production.

[0005] To achieve the above object, this application provides the following technical solution: A TPU conveyor belt with good electrical conductivity, including a conveyor, inside which there is a conveyor belt body. The conveyor belt body includes a TPU upper surface layer and a TPU lower surface layer. A functional layer is fixedly connected between the TPU upper surface layer and the TPU lower surface layer through an adhesive. Conductive fibers are inserted through the mesh holes of the functional layer, and a plurality of conductive lines are arranged on the upper surface of the TPU upper surface layer.

[0006] By adopting the above technical solution, by providing mesh holes inside the functional layer, it is convenient to connect the conductive fibers and the functional layer in series, so that the conductive fibers are arranged between the TPU upper surface layer and the TPU lower surface layer. That is, while maintaining the original flexibility and wear resistance of the conveyor belt body, the electrical conductivity can be significantly improved. By arranging conductive lines on the upper surface of the TPU upper surface layer, the surface area of the TPU upper surface layer can be increased, thereby further improving the electrical conductivity of the conveyor belt body.

[0007] As a preferred technical solution of this application, the functional layer includes a skeleton layer, a tensile layer is fixedly connected to the bottom of the skeleton layer, and a heat insulation layer is fixedly connected to the bottom of the tensile layer.

[0008] By adopting the above technical solution, the conveyor belt main body has functions such as load-bearing, tensile resistance, and heat insulation by setting the functional layer.

[0009] As a preferred technical solution of the present application, the skeleton layer is woven by interlaced woven belts, and the heat insulation layer is prepared from rubber sponge material.

[0010] By adopting the above technical solution, the load-bearing capacity of the conveyor belt main body is increased by setting the skeleton layer, and the heat insulation layer prepared from rubber sponge has good heat insulation performance, thereby improving the heat insulation effect of the conveyor belt main body.

[0011] As a preferred technical solution of the present application, the tensile layer is located between the skeleton layer and the heat insulation layer, and the tensile layer is woven by interlaced aramid fibers.

[0012] By adopting the above technical solution, aramid fibers have excellent mechanical properties and environmental stability. Therefore, the tensile layer has good tensile performance, thereby improving the tensile effect of the conveyor belt main body.

[0013] As a preferred technical solution of the present application, the conductive fiber adopts a carbon nanotube composite fiber, and the outer surfaces of the conductive fibers are respectively attached to the lower surface of the TPU upper layer and the upper surface of the TPU lower layer.

[0014] By adopting the above technical solution, the carbon nanotube composite fiber has high conductivity and mechanical strength, can be tightly combined with the TPU upper layer and the TPU lower layer, and can improve the overall performance.

[0015] As a preferred technical solution of the present application, positioning frames are symmetrically installed on both sides of the upper surface of the conveyor belt main body of the conveyor. A rotating block is rotatably installed inside the positioning frame. An empty groove is opened at the bottom of the rotating block. An installation block is arranged inside the empty groove. A cleaning brush is fixedly connected to the bottom of the installation block, and the bottom of the cleaning brush is attached to the top of the conveyor belt main body.

[0016] By adopting the above technical solution, when the conveyor does not need to convey products, the conveyor belt main body is cleaned through the cooperation among the positioning frame, the rotating block, the installation block, and the cleaning brush, ensuring the cleanliness and tidiness of the conveyor belt main body.

[0017] As a preferred technical solution of the present application, a fixing bolt is threadedly connected to the outer wall of one side of the rotating block, and one end of the fixing bolt passes through the rotating block and is inserted into the inside of the installation block.

[0018] By adopting the above technical solution, the mounting block is fixedly installed inside the rotating block through the set fixing bolts, so as to facilitate the installation or disassembly of the cleaning brush and facilitate its replacement.

[0019] As a preferred technical solution of the present application, a limiting hole is penetrated and opened on one side of the outer surface of the rotating block, a positioning hole is opened on the outer wall of one side of the positioning frame, a limiting rod is slidably inserted into the positioning hole, and the limiting rod is adapted to both the limiting hole and the positioning hole. One end of the limiting rod away from the positioning frame is fixedly connected with a pull ring, and the pull ring is fixedly connected with the positioning frame through a spring.

[0020] By adopting the above technical solution, through the cooperation between the pull ring and the spring, it is convenient to adjust the position of the limiting rod, so that the limiting rod passes through the positioning hole and is inserted into the limiting hole, thereby limiting and fixing the rotating block, that is, the cleaning brush can be limited and fixed, so as to facilitate the cleaning brush to clean the conveyor belt main body.

[0021] The beneficial effects of the present application:

[0022] In the present utility model, by arranging mesh holes inside the functional layer, it is convenient to connect the conductive fiber and the functional layer in series, so that the conductive fiber is arranged between the upper surface layer of TPU and the lower surface layer of TPU. That is, while maintaining the original flexibility and wear resistance of the conveyor belt main body, the electrical conductivity is significantly improved. By arranging conductive lines on the upper surface of the upper surface layer of TPU, the surface area of the upper surface layer of TPU can be increased, thereby further improving the electrical conductivity of the conveyor belt main body. By arranging the functional layer, the conveyor belt main body has functions such as load-bearing, tensile resistance and heat insulation.

[0023] Referring to the following description and the accompanying drawings, specific embodiments of the present utility model are disclosed in detail, indicating the ways in which the principles of the present utility model can be adopted. It should be understood that the embodiments of the present utility model are not limited in scope thereby. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0025] Figure 2 It is a schematic diagram of the composition structure of the conveyor belt main body of the present application;

[0026] Figure 3 It is a schematic diagram of the composition structure of the functional layer of the present application;

[0027] Figure 4 It is a schematic diagram of the partial structure disassembly of the present application.

[0028] In the figure: 1, conveyor; 2, conveyor belt body; 21, TPU upper surface layer; 22, functional layer; 221, skeleton layer; 222, tensile layer; 223, heat insulation layer; 23, TPU lower surface layer; 24, mesh holes; 25, conductive fibers; 26, conductive lines; 3, positioning frame; 4, rotating block; 5, mounting block; 6, cleaning brush; 7, fixing bolt; 8, limiting hole; 9, positioning hole; 10, limiting rod; 11, spring; 12, pull ring. Detailed implementation manners

[0029] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0030] As Figure 1 - Figure 4 shown, a TPU conveyor belt with good electrical conductivity provided in this embodiment includes a conveyor 1. A conveyor belt body 2 is arranged inside the conveyor 1. The conveyor belt body 2 includes a TPU upper surface layer 21 and a TPU lower surface layer 23. A functional layer 22 is fixedly connected between the TPU upper surface layer 21 and the TPU lower surface layer 23 by an adhesive. Conductive fibers 25 are inserted through the mesh holes 24 in the functional layer 22. A plurality of conductive lines 26 are arranged on the upper surface of the TPU upper surface layer 21. During use, by arranging the mesh holes 24 inside the functional layer 22, it is convenient to connect the conductive fibers 25 and the functional layer 22 in series, so that the conductive fibers 25 are arranged between the TPU upper surface layer 21 and the TPU lower surface layer 23. That is, while maintaining the original flexibility and wear resistance of the conveyor belt body 2, the electrical conductivity can be significantly improved. By arranging the conductive lines 26 on the upper surface of the TPU upper surface layer 21, the surface area of the TPU upper surface layer 21 can be increased, thereby further improving the electrical conductivity of the conveyor belt body 2.

[0031] In this embodiment, as Figure 2 and 3 shown, the functional layer 22 includes a skeleton layer 221. A tensile layer 222 is fixedly connected to the bottom of the skeleton layer 221. A heat insulation layer 223 is fixedly connected to the bottom of the tensile layer 222. During use, by arranging the functional layer 22, the conveyor belt body 2 has functions such as load-bearing, tensile resistance, and heat insulation.

[0032] In this embodiment, as Figure 3As shown, the skeleton layer 221 is woven from intertwined woven belts, and the heat insulation layer 223 is made of rubber sponge material. During use, by setting the skeleton layer 221, the load-bearing capacity of the conveyor belt main body 2 is increased. The heat insulation layer 223 made of rubber sponge has good heat insulation properties, thus improving the heat insulation effect of the conveyor belt main body 2.

[0033] In this embodiment, as Figure 3 shown, the tensile layer 222 is located between the skeleton layer 221 and the heat insulation layer 223, and the tensile layer 222 is woven from intertwined aramid fibers. During use, aramid fibers have excellent mechanical properties and environmental stability. Therefore, the tensile layer 222 has good tensile properties, thus improving the tensile effect of the conveyor belt main body 2.

[0034] In this embodiment, as Figure 2 shown, the conductive fiber 25 uses carbon nanotube composite fiber, and the outer surfaces of the conductive fibers 25 are respectively attached to the lower surface of the TPU upper layer 21 and the upper surface of the TPU lower layer 23. During use, the carbon nanotube composite fiber has high electrical conductivity and mechanical strength and can be tightly combined with the TPU upper layer 21 and the TPU lower layer 23, which can improve the overall performance.

[0035] In this embodiment, as Figure 4 shown, positioning frames 3 are symmetrically installed on both sides of the upper surface of the conveyor 1 and located on the conveyor belt main body 2. A rotating block 4 is rotatably installed inside the positioning frame 3. An empty slot is formed at the bottom of the rotating block 4. An installation block 5 is arranged inside the empty slot. A cleaning brush 6 is fixedly connected to the bottom of the installation block 5. The bottom of the cleaning brush 6 is attached to the top of the conveyor belt main body 2. During use, when the conveyor 1 does not need to convey products, through the cooperation among the positioning frame 3, the rotating block 4, the installation block 5 and the cleaning brush 6, the conveyor belt main body 2 is cleaned to ensure the cleanliness and tidiness of the conveyor belt main body 2.

[0036] In this embodiment, as Figure 4 shown, a fixing bolt 7 is threadedly connected to the outer wall of one side of the rotating block 4. One end of the fixing bolt 7 passes through the rotating block 4 and is inserted into the inside of the installation block 5. During use, the installation block 5 is fixedly installed inside the rotating block 4 through the provided fixing bolt 7, so as to facilitate the installation or disassembly of the cleaning brush 6 and facilitate its replacement.

[0037] In this embodiment, as Figure 4As shown in the figure, a limiting hole 8 is penetrated and opened on one side of the outer surface of the rotating block 4, a positioning hole 9 is opened on the outer wall of one side of the positioning frame 3, a limiting rod 10 is slidably inserted into the positioning hole 9, and the limiting rod 10 is adapted to both the limiting hole 8 and the positioning hole 9. One end of the limiting rod 10 far away from the positioning frame 3 is fixedly connected with a pull ring 12, and the pull ring 12 is fixedly connected with the positioning frame 3 through a spring 11. During use, through the cooperation between the pull ring 12 and the spring 11, it is convenient to adjust the position of the limiting rod 10, so that the limiting rod 10 passes through the positioning hole 9 and is inserted into the limiting hole 8, thereby limiting and fixing the rotating block 4, that is, the cleaning brush 6 can be limited and fixed, so as to facilitate the cleaning brush 6 to clean the conveyor belt main body 2.

[0038] Working principle: When using a TPU conveyor belt with good electrical conductivity of the present application, by arranging mesh holes 24 inside the functional layer 22, it is convenient to connect the conductive fibers 25 and the functional layer 22 in series, so that the conductive fibers 25 are arranged between the TPU upper surface layer 21 and the TPU lower surface layer 23. That is, while maintaining the original flexibility and wear resistance of the conveyor belt main body 2, the electrical conductivity is significantly improved. By arranging conductive lines 26 on the upper surface of the TPU upper surface layer 21, the surface area of the TPU upper surface layer 21 can be increased, thereby further improving the electrical conductivity of the conveyor belt main body 2. By arranging the functional layer 22, the conveyor belt main body 2 has functions such as load-bearing, tensile resistance, and heat insulation.

[0039] The above are only the preferred embodiments of the present application and are not used to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A TPU conveyor belt with good electrical conductivity, including a conveyor (1), characterized in that, Inside the conveyor (1), there is a conveyor belt main body (2). The conveyor belt main body (2) includes a TPU upper surface layer (21) and a TPU lower surface layer (23). A functional layer (22) is fixedly connected between the TPU upper surface layer (21) and the TPU lower surface layer (23) by adhesive. The functional layer (22) is interspersed with conductive fibers (25) through mesh holes (24). On the upper surface of the TPU upper surface layer (21), there are a number of conductive lines (26).

2. The TPU conveyor belt with good electrical conductivity according to claim 1, wherein The functional layer (22) includes a skeleton layer (221). At the bottom of the skeleton layer (221), there is a tensile layer (222) fixedly connected. At the bottom of the tensile layer (222), there is a heat insulation layer (223) fixedly connected.

3. The TPU conveyor belt with good electrical conductivity according to claim 2, characterized in that, The skeleton layer (221) is woven from intertwined woven belts. The heat insulation layer (223) is prepared from rubber sponge material.

4. A TPU conveyor belt with good electrical conductivity according to claim 2, characterized in that, The tensile layer (222) is located between the skeleton layer (221) and the heat insulation layer (223), and the tensile layer (222) is woven from intertwined aramid fibers.

5. A TPU conveyor belt with good electrical conductivity according to claim 1, characterized in that, The conductive fiber (25) is a carbon nanotube composite fiber, and the outer surface of the conductive fiber (25) is respectively in contact with the lower surface of the TPU upper surface layer (21) and the upper surface of the TPU lower surface layer (23).

6. A TPU conveyor belt with good electrical conductivity according to claim 1, characterized in that, On the upper surface of the conveyor (1), on both sides of the conveyor belt main body (2), there are symmetrically installed positioning frames (3). Inside the positioning frame (3), there is a rotating block (4) rotatably installed. At the bottom of the rotating block (4), there is an empty slot. Inside the empty slot, there is an installation block (5). At the bottom of the installation block (5), there is a cleaning brush (6) fixedly connected. The bottom of the cleaning brush (6) is in contact with the top of the conveyor belt main body (2).

7. The TPU conveyor belt with good electrical conductivity according to claim 6, characterized in that, On one outer wall of the rotating block (4), there is a fixing bolt (7) threadedly connected. One end of the fixing bolt (7) passes through the rotating block (4) and is inserted into the inside of the installation block (5).

8. A TPU conveyor belt with good electrical conductivity according to claim 6, characterized in that, On one side of the outer surface of the rotating block (4), there is a through-limiting hole (8) opened. On one outer wall of the positioning frame (3), there is a positioning hole (9). Inside the positioning hole (9), there is a limiting rod (10) slidably inserted. And the limiting rod (10) is adapted to both the limiting hole (8) and the positioning hole (9). The end of the limiting rod (10) away from the positioning frame (3) is fixedly connected with a pull ring (12). The pull ring (12) is fixedly connected with the positioning frame (3) through a spring (11).

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