A new type of reinforced PU tube

Abstract

The utility model relates to a novel reinforced PU tube, which aims to solve the technical problems that the length of the existing PU tube is fixed when it leaves the factory. Therefore, when the PU tube is not long enough during use, it is necessary to combine multiple PU tubes together with the help of external tools to lengthen the length of the pipeline, which is inconvenient to install and is time-consuming and labor-intensive. It includes a PU tube body, and an assembly component is provided at the end of the PU tube body; the assembly component includes a screw, which is fixed at one end of the PU tube body, and the other end of the PU tube body is fixedly connected to a limiting frame, and a limiting groove is provided on the inner side of the limiting frame. The utility model fits the screw of a certain PU tube body with the limiting cylinder of another PU tube body, and rotates the limiting cylinder at the same time, so that the limiting cylinder is threadedly connected to the screw, thereby effectively realizing the quick connection between different PU tube bodies. The movable engagement between the limiting frame and the movable frame can effectively maintain the sealing between the limiting cylinder and the PU tube body without affecting the rotation of the limiting cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of PU pipes, in particular to a novel reinforced PU pipe. Background Art

[0002] PU tube is the preferred pneumatic pressure hose in the pneumatic industry. PU tube has been widely used due to its excellent characteristics such as corrosion resistance and good physical and mechanical properties.

[0003] The length of the existing PU tube is fixed at the factory. Therefore, when the PU tube is not long enough during use, it is necessary to use external tools to combine multiple PU tubes together to lengthen the length of the pipeline. The installation is not convenient and is time-consuming and labor-intensive. In view of this, we propose a new reinforced PU tube. Utility Model Content

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art, meet actual needs, and provide a new reinforced PU tube to solve the technical problem that the length of the current existing PU tube is fixed when leaving the factory. Therefore, when the PU tube is not long enough during use, it is necessary to use external tools to combine multiple PU tubes together to lengthen the length of the pipeline, which is inconvenient to install and is time-consuming and labor-intensive.

[0005] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: designing a new reinforced PU tube, including a PU tube body, and an assembly component is provided at the end of the PU tube body;

[0006] The assembly component includes a screw, which is fixed at one end of the PU tube body. The other end of the PU tube body is fixedly connected to a limiting frame. A limiting groove is provided on the inner side of the limiting frame. A movable frame is engaged inside the limiting groove. The end of the movable frame is connected to a limiting cylinder.

[0007] Preferably, the screw rod and the limiting cylinder have matching shapes and structures, and the screw rod and the limiting cylinder are threadedly connected.

[0008] Preferably, the movable frame is movably engaged in the limiting frame, and the movable frame and the limiting cylinder are fixedly connected.

[0009] Preferably, the PU tube body comprises a tube body, a steel wire braided layer is embedded in the interior of the tube body, and a protective layer is provided on the surface of the tube body.

[0010] Preferably, the protective layer comprises a wear-resistant coating layer, the wear-resistant coating layer is coated with a flame-retardant coating layer on the outside, and the flame-retardant coating layer (b) is coated with an anti-ultraviolet coating layer on the outside.

[0011] Preferably, the wear-resistant coating layer is bonded to the pipe body, and the wear-resistant coating layer, the flame-retardant coating layer and the anti-ultraviolet coating layer are stacked in sequence from the inside to the outside.

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

[0013] 1. The utility model makes the screw of a certain PU tube body fit with the limiting cylinder of another PU tube body, and rotates the limiting cylinder at the same time, so that the limiting cylinder and the screw are threadedly connected, thereby effectively realizing the quick connection between different PU tube bodies. The movable engagement between the limiting frame and the movable frame can effectively maintain the sealing between the limiting cylinder and the PU tube body without affecting the rotation of the limiting cylinder.

[0014] 2. The steel wire braided layer embedded inside the tube body of the utility model effectively increases the strength of the tube body and improves the compression resistance of the tube body. The protective layer arranged on the surface of the tube body strengthens the protection of the tube body. The wear-resistant coating layer improves the wear resistance of the tube body and reduces the possibility of wear of the tube body. The flame-retardant coating layer improves the fire resistance of the tube body and the anti-ultraviolet coating layer improves the anti-aging performance of the tube body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the partial disassembled structure of the utility model;

[0017] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model;

[0018] Figure 4 This is a schematic diagram of the cross-sectional structure of the PU tube body of the utility model;

[0019] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the protective layer of the utility model;

[0020] In the figure: 1. PU tube body; 2. Assembly components;

[0021] 101, pipe body; 102, steel wire braided layer; 103, protective layer; 103a, wear-resistant coating layer; 103b, flame-retardant coating layer; 103c, anti-ultraviolet coating layer;

[0022] 201, screw rod; 202, limiting frame; 203, limiting groove; 204, movable frame; 205, limiting cylinder. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0024] A new type of reinforced PU tube, see Figures 1 to 5 , comprising a PU tube body 1, an assembly component 2 is provided at the end of the PU tube body 1;

[0025] The assembly component 2 includes a screw 201, which is fixed at one end of the PU tube body 1, and the other end of the PU tube body 1 is fixedly connected to a limiting frame 202. A limiting groove 203 is provided on the inner side of the limiting frame 202, and a movable frame 204 is engaged inside the limiting groove 203. The end of the movable frame 204 is connected to the limiting cylinder 205. Furthermore, the shape and structure of the screw 201 and the limiting cylinder 205 match, and the screw 201 and the limiting cylinder 205 are threadedly connected. Furthermore, the movable frame 204 is movably engaged inside the limiting frame 202, and the movable frame 204 and the limiting cylinder 205 are fixedly connected. The utility model makes the screw 201 of one PU tube body 1 fit with the limiting cylinder 205 of another PU tube body 1, and rotates the limiting cylinder 205 at the same time, so that the limiting cylinder 205 is threadedly connected with the screw 201, thereby effectively realizing the quick connection between different PU tube bodies 1. The movable engagement between the limiting frame 202 and the movable frame 204 can effectively maintain the sealing between the limiting cylinder 205 and the PU tube body 1 without affecting the rotation of the limiting cylinder 205.

[0026] It is worth noting that the PU tube body 1 includes a tube body 101, a steel wire braided layer 102 is embedded inside the tube body 101, and a protective layer 103 is provided on the surface of the tube body 101. The steel wire braided layer 102 embedded inside the tube body 101 in the utility model effectively increases the strength of the tube body 101 and improves the compression resistance of the tube body 101. The protective layer 103 provided on the surface of the tube body 101 strengthens the protection of the tube body 101 and reduces the deformation and damage of the tube body 101.

[0027] It is worth noting that the protective layer 103 includes a wear-resistant coating layer 103a, the wear-resistant coating layer 103a is coated with a flame-retardant coating layer 103b, and the flame-retardant coating layer 103b is coated with an anti-ultraviolet coating layer 103c, wherein the wear-resistant coating layer 103a is bonded to the tube body 101, and the wear-resistant coating layer 103a, the flame-retardant coating layer 103b, and the anti-ultraviolet coating layer 103c are sequentially stacked from the inside to the outside. In the utility model, the wear-resistant coating layer 103a improves the wear resistance of the tube body 101 and reduces the wear possibility of the tube body 101, the flame-retardant coating layer 103b improves the fire resistance of the tube body 101, and the anti-ultraviolet coating layer 103c improves the anti-aging performance of the tube body 101, so the coating layers stacked in sequence can effectively extend the service life of the tube body 101.

[0028] Working principle: the steel wire braided layer 102 embedded inside the tube body 101 increases the strength of the tube body 101 and improves the compression resistance of the tube body 101, the wear-resistant coating layer 103a improves the wear resistance of the tube body 101, the flame-retardant coating layer 103b improves the fire resistance of the tube body 101, and the anti-ultraviolet coating layer 103c improves the anti-aging performance of the tube body 101. When the PU tube needs to be extended, the screw 201 of a certain PU tube body 1 is fitted with the limiting cylinder 205 of another PU tube body 1, and the limiting cylinder 205 is rotated at the same time, so that the limiting cylinder 205 is threadedly connected with the screw 201, so as to realize the quick connection between different PU tube bodies 1, and the movable engagement between the limiting frame 202 and the movable frame 204 can maintain the sealing between the limiting cylinder 205 and the PU tube body 1 without affecting the rotation of the limiting cylinder 205.

[0029] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A new type of reinforced PU tube, characterized in that: It comprises a PU tube body (1), wherein an assembly component (2) is provided at the end of the PU tube body (1); The assembly component (2) comprises a screw rod (201), wherein the screw rod (201) is fixedly arranged at one end of the PU tube body (1), and the other end of the PU tube body (1) is fixedly connected to a limiting frame (202), a limiting groove (203) is provided on the inner side of the limiting frame (202), a movable frame (204) is engaged inside the limiting groove (203), and the end of the movable frame (204) is connected to a limiting cylinder (205).

2. The novel reinforced PU tube according to claim 1, characterized in that: The screw rod (201) and the limiting cylinder (205) are matched in shape and structure, and the screw rod (201) and the limiting cylinder (205) are threadedly connected.

3. The novel reinforced PU tube according to claim 1, characterized in that: The movable frame (204) is movably engaged in the interior of the limiting frame (202), and the movable frame (204) and the limiting cylinder (205) are fixedly connected.

4. The novel reinforced PU tube according to claim 1, characterized in that: The PU pipe body (1) comprises a pipe body (101), a steel wire braided layer (102) is embedded inside the pipe body (101), and a protective layer (103) is provided on the surface of the pipe body (101).

5. The novel reinforced PU tube according to claim 4, characterized in that: The protective layer (103) comprises a wear-resistant coating layer (103a), the wear-resistant coating layer (103a) is coated externally with a flame-retardant coating layer (103b), and the flame-retardant coating layer (103b) is coated externally with an anti-ultraviolet coating layer (103c).

6. The novel reinforced PU tube according to claim 5, characterized in that: The wear-resistant coating layer (103a) is bonded to the tube body (101), and the wear-resistant coating layer (103a), the flame-retardant coating layer (103b), and the anti-ultraviolet coating layer (103c) are stacked in sequence from the inside to the outside.

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