A car USB connection cable

Abstract

The utility model relates to the technical field of data transmission, in particular to an automobile USB connection line, comprising a connection line body, a first connector and a second connector, a protective outer layer is arranged on the outer side of the connection line body, the protective outer layer comprises a shielding layer arranged on the outer side of the connection line body, a mesh layer is fixedly connected to the outer wall of the shielding layer, a flame retardant layer is fixedly connected to the side of the mesh layer away from the shielding layer, a waterproof layer is fixedly connected to the side of the flame retardant layer away from the mesh layer, a sheath shell is arranged on the outer side of the waterproof layer, a wear-resistant coating is coated on the surface of the sheath shell on the side away from the waterproof layer, rubber strips are evenly arranged between the sheath shell and the waterproof layer, the rubber strips are arranged in an arc shape, the total number of the rubber strips is ten, and the shielding layer is a mesh formed by crossing the longitude and latitude of copper wires, which improves the wear resistance and tensile resistance of the connection line, avoids damage to the connection line due to excessive bending angles, and prolongs the service life of the connection line.

Description

Technical Field

[0001] The utility model relates to the technical field of data transmission, in particular to a car USB connecting line. Background Art

[0002] USB is the most widely used external bus standard in the PC field, which is used to regulate the connection and communication between computers and external devices. The USB interface supports the plug-and-play and hot-swap functions of the device. With the development of digital entertainment technology, the popularization of digital audio playback and storage devices and people's pursuit of quality of life, digital music appreciation has become a favorite audio-visual leisure method for people and has entered into car life. USB cables have also become an indispensable accessory. Existing cables lack a structure to reinforce the cable body and prevent it from bending. When the cable is bent for a long time, it is easy to cause the cable to break, affecting its use. Summary of the invention

[0003] The purpose of the utility model is to provide a car USB connection cable to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A car USB connection cable comprises a connection cable body, a first connector and a second connector, wherein a protective outer layer is arranged on the outer side of the connection cable body;

[0006] The protective outer layer includes a shielding layer arranged on the outside of the connecting line body, the outer wall of the shielding layer is fixedly connected to a mesh layer, the side of the mesh layer away from the shielding layer is fixedly connected to a flame retardant layer, the side of the flame retardant layer away from the mesh layer is fixedly connected to a waterproof layer, a sheath shell is arranged on the outside of the waterproof layer, a surface of the sheath shell away from the waterproof layer is coated with a wear-resistant coating, and rubber strips are evenly arranged between the sheath shell and the waterproof layer.

[0007] As a preferred solution of the utility model, the rubber strip is arranged in an arc shape, and the total number of the rubber strips is ten. The rubber strip 3 can limit the bending degree of the connecting wire body 1, avoid the connecting wire body 1 from being bent too much at an angle for a long time, causing the connecting wire body 1 to break, and extend the service life of the connecting wire body 1. The shielding layer is a mesh formed by the longitude and latitude of copper wires, which can improve the longitudinal and lateral pulling performance.

[0008] As a preferred solution of the utility model, the mesh layer is made of steel wires cross-woven in warp and weft, the waterproof layer is made of waterproof plastic film, the sheath shell is made of high-hard rubber, and the wear-resistant coating is a modified wear-resistant polytetrafluoroethylene coating, which improves the wear resistance of the connecting wire body.

[0009] As a preferred solution of the utility model, two ends of the connecting wire body are fixedly connected to the first connector and the second connector respectively, and the connecting wire body includes a PE insulation layer.

[0010] As a preferred solution of the utility model, the outer wall of the PE insulating layer is fixedly connected to the inner wall of the shielding layer, and the inner side of the PE insulating layer is evenly provided with an inner core.

[0011] As a preferred solution of the utility model, a filling layer is filled between the PE insulating layer and the inner core, and the filling layer is made of mesh cotton yarn.

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

[0013] 1. In the utility model, the sheath shell is made of high-hard rubber, which is elastic and can prevent the connecting wire body from breaking easily by cooperating with the wear-resistant coating. At the same time, the structure of the grid layer can improve the longitudinal and lateral pulling performance and improve the tensile strength of the connecting wire body.

[0014] 2. In the present invention, the rubber strip is provided to help prevent the connecting line body from being bent too much, thereby preventing the connecting line body from being damaged or broken, thereby increasing the service life of the connecting line body. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the connecting wire body and the protective outer layer of the utility model;

[0017] Figure 3 It is an enlarged structural schematic diagram of point A of the utility model.

[0018] In the figure: 1. connecting wire body; 101. PE insulation layer; 102. inner core; 103. filling layer; 2. protective outer layer; 201. shielding layer; 202. mesh layer; 203. flame retardant layer; 204. waterproof layer; 205. sheath shell; 206. wear-resistant coating; 3. rubber strip; 4. first joint; 5. second joint. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0023] For examples, see Figure 1-3 , the utility model provides a technical solution:

[0024] A car USB connection cable comprises a connection cable body 1, a first connector 4 and a second connector 5. A protective outer layer 2 is arranged on the outer side of the connection cable body 1. The protective outer layer 2 comprises a shielding layer 201 arranged on the outer side of the connection cable body 1. A mesh layer 202 is fixedly connected to the outer wall of the shielding layer 201. A flame retardant layer 203 is fixedly connected to the side of the mesh layer 202 away from the shielding layer 201. A waterproof layer 204 is fixedly connected to the side of the flame retardant layer 203 away from the mesh layer 202. A sheath shell 205 is arranged on the outer side of the waterproof layer 204. A wear-resistant coating 206 is coated on the surface of the sheath shell 205 away from the waterproof layer 204. Rubber strips 3 are evenly arranged between the sheath shell 205 and the waterproof layer 204, which can limit the bending degree of the connection cable body 1 and prevent the connection cable body 1 from being bent at an excessively large angle for a long time, thereby causing the connection cable body 1 to break.

[0025] like Figure 2 , Figure 3As shown, the rubber strip 3 is arranged in an arc shape, and the total number of the rubber strips 3 is ten. The shielding layer 201 is a mesh formed by the warp and weft of copper wires, and the mesh layer 202 is woven by the warp and weft of steel wires. The structure of the mesh layer 202 can improve the longitudinal and lateral pulling performance, and improve the tensile strength of the connecting line body. The waterproof layer 204 is made of a waterproof plastic film, the sheath shell 205 is made of high-hard rubber, and the wear-resistant coating 206 is a modified wear-resistant polytetrafluoroethylene coating, which can make the connecting line body 1 not easy to break.

[0026] like Figure 1 , Figure 2 As shown, the two ends of the connecting wire body 1 are fixedly connected to the first connector 4 and the second connector 5 respectively, the connecting wire body 1 includes a PE insulating layer 101, the outer wall of the PE insulating layer 101 is fixedly connected to the inner wall of the shielding layer 201, the inner side of the PE insulating layer 101 is evenly provided with an inner core 102, and a filling layer 103 is filled between the PE insulating layer 101 and the inner core 102, and the filling layer 103 is made of mesh cotton yarn.

[0027] The working process of the utility model: when in use, the sheath shell 205 is made of high-hard rubber, which is elastic, and is combined with the wear-resistant coating 206 to enhance the wear resistance of the connecting wire body 1, so that the connecting wire body 1 is not easy to break, the waterproof layer 204 improves the waterproof performance of the connecting wire body 1, and the flame retardant layer 203 improves the fire retardant performance of the connecting wire body 1. The mesh layer 202 is made of steel wire cross-woven warp and weft, which can improve the longitudinal and lateral pulling performance and improve the tensile strength of the connecting wire body 1. The rubber strip 3 can limit the bending degree of the connecting wire body 1, avoid the long-term bending angle of the connecting wire body 1 being too large, causing the connecting wire body 1 to break, and extend the service life of the connecting wire body 1.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A car USB cable, comprising a cable body (1), a first connector (4) and a second connector (5), characterized in that: A protective outer layer (2) is provided on the outer side of the connecting wire body (1); The protective outer layer (2) comprises a shielding layer (201) arranged outside the connecting line body (1); the outer wall of the shielding layer (201) is fixedly connected to a mesh layer (202); a side of the mesh layer (202) away from the shielding layer (201) is fixedly connected to a flame retardant layer (203); a side of the flame retardant layer (203) away from the mesh layer (202) is fixedly connected to a waterproof layer (204); a sheath shell (205) is arranged outside the waterproof layer (204); a surface of the sheath shell (205) away from the waterproof layer (204) is coated with a wear-resistant coating (206); and rubber strips (3) are evenly arranged between the sheath shell (205) and the waterproof layer (204).

2. The automotive USB cable according to claim 1, characterized in that: The rubber strips (3) are arranged in an arc shape, the total number of the rubber strips (3) is ten, and the shielding layer (201) is in the shape of a mesh formed by intersecting copper wires in warp and weft.

3. The automotive USB cable according to claim 1, characterized in that: The mesh layer (202) is made of steel wires woven in warp and weft, the waterproof layer (204) is made of a waterproof plastic film, the sheath shell (205) is made of high-hard rubber, and the wear-resistant coating (206) is a modified wear-resistant polytetrafluoroethylene coating.

4. The automotive USB cable according to claim 1, characterized in that: Two ends of the connecting wire body (1) are fixedly connected to a first connector (4) and a second connector (5) respectively, and the connecting wire body (1) comprises a PE insulating layer (101).

5. The automotive USB cable according to claim 4, characterized in that: The outer wall of the PE insulating layer (101) is fixedly connected to the inner wall of the shielding layer (201), and the inner side of the PE insulating layer (101) is evenly provided with inner cores (102).

6. The automotive USB cable according to claim 5, characterized in that: A filling layer (103) is filled between the PE insulating layer (101) and the inner core (102), and the filling layer (103) is made of mesh cotton yarn.

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