CN215376962U

CN215376962U - Wire harness with insulating protective layer

Info

Publication number: CN215376962U
Application number: CN202121118671.XU
Authority: CN
Inventors: 杨琦
Original assignee: Huizhou Jiechang Precision Harness Co ltd
Current assignee: Huizhou Jiechang Precision Harness Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-12-31
Anticipated expiration: 2031-05-24

Abstract

The utility model relates to a wire harness with an insulating protective layer, which comprises a wire harness pipe, terminals arranged at two ends of the wire harness pipe and a wire core arranged in the wire harness pipe, wherein two ends of the wire core are respectively and electrically connected with the two terminals; the outside of sinle silk is provided with the insulating layer, the outside of insulating layer is provided with the waterproof layer, the outside of waterproof layer is provided with the buffer layer, be provided with the reinforcing rope on the buffer layer, the cross-section of pencil pipe is the wave. By sleeving the wire harness tube outside the wire core, the insulating property is further improved, and the risk of electric leakage of the wire core is reduced; the through hole is formed in the wire harness tube, so that the wire core can be prevented from being directly stressed by external pressure and being broken or damaged; the outer wall of pencil pipe is the wave that has certain elastic restoring force, and when the pencil was dragged, can found immediately, can restore the original state fast simultaneously.

Description

Wire harness with insulating protective layer

Technical Field

The utility model relates to the technical field of wire harnesses, in particular to a wire harness with an insulating protective layer.

Background

The wiring harness is one of necessary accessories of daily electromechanical equipment, is the connection of signals and power supplies between carrying equipment, and plays a role in connecting and transmitting signals. In order to facilitate installation and maintenance and ensure that the electrical equipment can work under the worst condition, wires with different specifications and different colors used by the electrical equipment are combined into a whole through reasonable arrangement, and the wires are bundled into a bundle by using an insulating material, so that the device is complete and reliable. The rubber tube is generally sleeved on the outer wall of a wire in the prior art, a good insulating effect can be achieved, but the wire harness is in the using process, once pressure is received, the wire is directly stressed, damage easily occurs, under the scraping of pressure and the outside, bending easily occurs, winding between the wire harnesses can be caused, the wire is easily broken, long-term use is achieved, various complex working environments are continuously faced, the possibility of electric leakage of each wire in the wire harness is caused, the insulation is not in place, electrical equipment is easily damaged, and the problem of economic loss is caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides a wire harness having an insulating protective layer.

The utility model is realized by adopting the following scheme: a wire harness with an insulating protective layer comprises a wire harness pipe, terminals arranged at two ends of the wire harness pipe and a wire core arranged in the wire harness pipe, wherein two ends of the wire core are respectively and electrically connected with the two terminals; the outside of sinle silk is provided with the insulating layer, the outside of insulating layer is provided with the waterproof layer, the outside of waterproof layer is provided with the buffer layer, be provided with the reinforcing rope on the buffer layer, the cross-section of pencil pipe is the wave.

Furthermore, be provided with a plurality of through-holes on the buffer layer, be provided with a plurality of enhancement ropes on the buffer layer.

Further, at least one reinforcing rope is arranged between the adjacent through holes.

Furthermore, the through holes and the reinforcing ropes are distributed in a circular array by taking the wire harness center as a reference.

Further, the through hole surrounds the wire core, and the through hole is of a convex type.

Further, an anti-slip gasket is arranged inside the terminal.

Furthermore, the terminal is made of plastic.

Furthermore, the insulating layer is made of rubber, the waterproof layer is made of polytetrafluoroethylene, and the reinforcing rope is made of metal fibers.

Compared with the prior art, the utility model has the following beneficial effects: by sleeving the wire harness tube outside the wire core, the insulating property is further improved, and the risk of electric leakage of the wire core is reduced; the through hole is formed in the wire harness tube, so that the wire core can be prevented from being directly stressed by external pressure and being broken or damaged; the outer wall of pencil pipe is the wave that has certain elastic restoring force, and when the pencil was dragged, can found immediately, can restore the original state fast simultaneously.

Drawings

Fig. 1 is a schematic structural view of a wiring harness with an insulating protective layer according to the present invention in a conventional state.

Fig. 2 is a schematic structural view of a wiring harness with an insulating protective layer according to the present invention in a stretched state.

Fig. 3 is a sectional view of example 1 of a wire harness with an insulating protective layer provided by the present invention.

Fig. 4 is a sectional view of a wire harness terminal having an insulating protective layer according to the present invention.

Fig. 5 is a sectional view of embodiment 2 of a wire harness with an insulating protective layer provided by the present invention.

The figure includes: the cable comprises a wire harness pipe 1, a terminal 2, a wire core 3, an insulating layer 4, a waterproof layer 5, a buffer layer 6, a reinforcing rope 7, a through hole 8 and an anti-slip gasket 9.

Detailed Description

To facilitate an understanding of the present invention for those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.

Example 1

Referring to fig. 1 to 4, the wire harness with the insulating protective layer provided by the utility model comprises a wire harness pipe 1, wherein the wire harness pipe 1 plays a role in protecting a plurality of wire cores 3, and can be used for insulating and waterproofing. The both ends of pencil pipe 1 are connected with terminal 2, link to each other through several sinle silk 3 electrical property between two terminals 2, and several sinle silks 3 set up in pencil pipe 1. The wire harness tube 1 comprises an insulating layer 4 sleeved on the surface of the wire core 3, one side, away from the wire core 3, of the insulating layer 4 is connected with a waterproof layer 5, one side, away from the insulating layer 4, of the waterproof layer 5 is provided with a buffer layer 6, and a reinforcing rope 7 is arranged on the buffer layer 6. In the transportation and the installation of pencil, buffer layer 6 can effectual increase pencil do all can to external buffer power, can not receive deformation simultaneously.

The harness tube 1 is in a wave shape having a certain elastic restoring force. The wire harness pipe with the wavy outer wall can play a role in correcting when the wire core 3 is bent; when the pencil was dragged by great dynamics, wave pencil pipe produced deformation, can also play the warning effect, avoided excessive the damage that leads to the pencil of dragging, and the power of dragging disappears, and the wave pencil pipe that has certain elastic restoring force can the fast recovery state.

Buffer layer 6 is provided with a plurality of through-holes 8, and the setting of through-holes 8 can constitute the structure of similar gasbag, cushions the extrusion of outside to sinle silk 3, and in this implementation, the appearance of through-hole is "protruding" type (can realize by burying the hollow tube underground), during the concrete implementation, can select other suitable shapes according to the demand. At least one reinforcing cord 7 is provided between adjacent through holes 8, further improving the tear resistance of the wire harness. The through holes 8 and the reinforcing ropes 7 are distributed in a circular array by taking the wire harness center as a reference. In this embodiment, the through holes 8 and the reinforcing cords 7 are designed in a cross manner, and the number of the through holes is four.

The anti-skidding terminal is characterized in that an anti-skidding gasket 9 is arranged inside the terminal 2, and a plurality of fine particles are arranged on the outer surface of the anti-skidding gasket 9, so that the wire harness can be reinforced, and the friction force between the terminal 2 and the wire harness terminal is increased. In order to increase the service life of the terminal, the terminal 2 is made of hard plastic.

The insulating layer 6 is made of rubber which has excellent insulating property, the waterproof layer 5 is made of polytetrafluoroethylene which is widely applied in industry and has the best aging life in plastics, the reinforcing rope 7 is made of metal fibers which have good mechanical property, high breaking specific strength and tensile specific modulus, bending resistance and good toughness; has good conductivity and can prevent static electricity.

Example 2

Referring to fig. 1 to 3 and 5, the wire harness with the insulating protective layer provided by the utility model comprises a wire harness pipe 1, wherein the wire harness pipe 1 plays a role in protecting the plurality of wire cores 3, and can be used for insulating and waterproofing. The both ends of pencil pipe 1 are connected with terminal 2, link to each other through several sinle silk 3 electrical property between two terminals 2, and several sinle silks 3 set up in pencil pipe 1. The wire harness tube 1 comprises an insulating layer 4 sleeved on the surface of the wire core 3, one side, away from the wire core 3, of the insulating layer 4 is connected with a waterproof layer 5, one side, away from the insulating layer 4, of the waterproof layer 5 is provided with a buffer layer 6, and a reinforcing rope 7 is arranged on the buffer layer 6. In the transportation and the installation of pencil, buffer layer 6 can effectual increase pencil do all can to external buffer power, can not receive deformation simultaneously.

Buffer layer 6 is provided with a plurality of through-holes 8, and the extrusion of outside to sinle silk 3 can be cushioned in the setting of through-hole 8, and in this implementation, the appearance of through-hole is "protruding" type, during the concrete implementation, can select other suitable shapes as required. At least one reinforcing cord 7 is provided between adjacent through holes 8, further improving the tear resistance of the wire harness. The through holes 8 and the reinforcing ropes 7 are distributed in a circular array by taking the wire harness center as a reference. In this embodiment, two through holes are provided adjacent to the reinforcing cord 7. The difference from embodiment 1 lies in that the arrangement number of the through holes 8 and the reinforcing cords 7 is different, and in specific implementation, different arrangement modes or different numbers can be adopted according to different requirements to meet the requirements of the user.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently attached, removably attached, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.

Claims

1. A wiring harness with an insulating protective layer is characterized by comprising a wiring harness tube (1), terminals (2) arranged at two ends of the wiring harness tube (1), and a wire core (3) arranged in the wiring harness tube (1), wherein two ends of the wire core (3) are respectively electrically connected with the two terminals (2); the outside of sinle silk is provided with insulating layer (4), the outside of insulating layer (4) is provided with waterproof layer (5), the outside of waterproof layer (5) is provided with buffer layer (6), be provided with on buffer layer (6) and strengthen rope (7), the cross-section of pencil pipe (1) is the wave.

2. The insulated wire harness according to claim 1, wherein the buffer layer (6) is provided with a plurality of through holes (8), and the buffer layer (6) is provided with a plurality of reinforcing cords (7).

3. The insulated wire harness according to claim 2, wherein at least one reinforcing cord (7) is provided between adjacent through holes (8).

4. The insulated wire harness according to claim 3, wherein the through holes (8) and the reinforcing cords (7) are arranged in a circular array with reference to a center of the wire harness.

5. The insulated wire harness according to claim 4, wherein the through hole (8) is provided around the wire core (3), and the through hole (8) is of a "convex" type.

6. The wiring harness with insulating protective layer according to claim 1, wherein a non-slip washer (9) is provided inside the terminal (2).

7. The wiring harness with insulating protective layer according to claim 6, wherein the terminal (2) is made of plastic.

8. The wire harness having an insulating protective layer according to claim 1, wherein the insulating layer (4) is made of rubber, the waterproof layer (5) is made of polytetrafluoroethylene resin, and the reinforcing cord (7) is made of metal fiber.