CN216719591U

CN216719591U - Heat dissipation cable for new energy automobile

Info

Publication number: CN216719591U
Application number: CN202123328013.6U
Authority: CN
Inventors: 王孝明; 周传华
Original assignee: Suzhou Deshengheng Cable Technology Co ltd
Current assignee: Suzhou Deshengheng Cable Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-10
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the technical field of cables, in particular to a heat dissipation cable for a new energy automobile, which comprises a non-woven fabric layer, a woven layer and an outer tegument in sequence from inside to outside, wherein a first wire core, a second wire core, a third wire core and a fourth wire core are arranged inside the non-woven fabric layer, a pressure resistant layer is arranged between the woven layer and the outer tegument, first through holes are uniformly formed in the pressure resistant layer, a heat dissipation part is uniformly arranged on the outer surface of the outer tegument and distributed along the length direction of the cable, the heat dissipation part is of a hollow structure, air holes are uniformly formed in the side wall of the heat dissipation part, and a second through hole communicated with the inside of the heat dissipation part is formed in the outer tegument in a penetrating manner. The cable is provided with the first through hole, the second through hole, the air holes, the first heat dissipation hole and the second heat dissipation hole, so that the heat dissipation efficiency of the cable can be obviously improved, and the service life of the cable can be further prolonged.

Description

Heat dissipation cable for new energy automobile

Technical Field

The utility model relates to the technical field of cables, in particular to a heat dissipation cable for a new energy automobile.

Background

The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure.

Most of the existing new energy automobiles adopt electric energy as a power source of the automobiles, so the service performance and the service life of the automobiles are directly influenced by the quality of cables in the automobiles. As shown in fig. 1, the cable for a new energy automobile comprises a non-woven fabric layer 1, a woven layer 2 and an outer coating layer 3 in sequence from inside to outside, wherein a first core 4, a second core 5, a third core 6 and a fourth core 7 are arranged inside the non-woven fabric layer 1. Because the inside sinle silk that has multiple different specifications of this cable, and multiple sinle silk extrudes each other and is in the same place, consequently be unfavorable for the heat dissipation. When the cable works for a long time, a large amount of heat can be generated inside the cable, so that the temperature of the conductor is increased, the resistance of the conductor after the temperature is increased, meanwhile, the aging of the insulating material is easily accelerated, and the service life of the cable is not prolonged. Therefore, a heat dissipation cable for a new energy automobile is provided to well solve the above disadvantages.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat dissipation cable for a new energy automobile, which is used for solving the problems in the background technology.

The utility model is realized by the following technical scheme: the utility model provides a heat dissipation cable for new energy automobile, includes non-woven fabrics layer, weaving layer and tegument from inside to outside in proper order, the inside on non-woven fabrics layer is equipped with first sinle silk, second sinle silk, third sinle silk and fourth sinle silk, be equipped with the anti-compression layer between weaving layer and the tegument, first through-hole has evenly been seted up on the anti-compression layer, the surface on tegument evenly is provided with the radiating part, the radiating part distributes along the length direction of cable, the radiating part is hollow structure, the bleeder vent has evenly been seted up on the lateral wall of radiating part, run through on the tegument set up with the inside second through-hole that is linked together of radiating part.

Preferably, the inner peripheral wall of the outer coating layer is uniformly provided with arc-shaped buffering parts, the buffering parts are distributed along the length direction of the cable, and the outer surface of each buffering part is provided with an embedded groove; bulges which are in one-to-one correspondence with the buffering parts are evenly arranged on the outer surfaces of the pressure resistant layers, and the bulges are embedded with the embedded grooves in the buffering parts.

Preferably, the tegument layer is provided with a first heat dissipation hole communicated with the inside of the buffer part in a penetrating manner, and the buffer part is provided with a second heat dissipation hole in a penetrating manner.

Preferably, a plurality of heat dissipation particles are arranged inside the buffering portion, the heat dissipation particles are made of heat conduction silica gel, and the diameter of the heat dissipation particles is larger than the inner diameters of the first heat dissipation hole and the second heat dissipation hole.

Preferably, a filter screen is attached to the outer surface of the heat dissipation part and used for covering the air holes.

Compared with the prior art, the utility model provides a heat dissipation cable for a new energy automobile, which has the following beneficial effects:

1. the cable is provided with the first through hole, the second through hole, the air holes, the first heat dissipation hole and the second heat dissipation hole, so that the heat dissipation efficiency of the cable can be obviously improved, and the service life of the cable can be further prolonged;

2. the cable is provided with the buffer part, and the elastic heat dissipation particles are arranged in the buffer part, so that the compression resistance of the cable is improved, and the cable is prevented from being damaged due to collision.

Drawings

FIG. 1 is a schematic diagram of a conventional cable;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of the outer layer structure of the present invention;

fig. 4 is an enlarged corresponding view of a portion a in fig. 2.

In the figure: 1. a non-woven fabric layer; 2. weaving layer; 3. a tegument layer; 4. a first wire core; 5. a second wire core; 6. a third wire core; 7. a fourth wire core; 8. a pressure resistant layer; 9. a first through hole; 10. a heat dissipating section; 11. air holes are formed; 12. a second through hole; 13. a buffer section; 14. bulging; 15. a first heat dissipation hole; 16. a second heat dissipation hole; 17. heat dissipating particles; 18. and (5) filtering by using a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 2-4, a heat dissipation cable for a new energy vehicle comprises a non-woven fabric layer 1, a woven layer 2 and a tegument 3 in sequence from inside to outside, a first core 4, a second core 5, a third core 6 and a fourth core 7 are arranged inside the non-woven fabric layer 1, a pressure resistant layer 8 is arranged between the woven layer 2 and the tegument 3, first through holes 9 are uniformly formed on the pressure resistant layer 8, a heat dissipation part 10 is uniformly arranged on the outer surface of the tegument 3, the heat dissipation part 10 and the tegument 3 are integrally formed and both made of polyethylene, the heat dissipation part 10 is distributed along the length direction of the cable, the heat dissipation part 10 is of a hollow structure, air holes 11 are uniformly formed on the side wall of the heat dissipation part 10, a filter screen 18 is attached to the outer surface of the heat dissipation part 10 for covering the air holes 11, and a second through hole 12 communicated with the inside of the heat dissipation part 10 is penetrated through the tegument 3, the external air can be in gas communication with the cable through the first through hole 9, the second through hole 12 and the air hole 11, thereby being helpful for improving the heat dissipation efficiency of the cable.

The inner peripheral wall of the outer tegument 3 is uniformly provided with arc-shaped buffer parts 13, the buffer parts 13 and the outer tegument 3 are integrally formed, the buffer parts 13 are distributed along the length direction of the cable, and the outer surface of the buffer parts 13 is provided with an embedded groove; bulges 14 which are in one-to-one correspondence with the buffer parts 13 are uniformly arranged on the outer surface of the pressure-resistant layer 8, and the bulges 14 are embedded with the embedded grooves on the buffer parts 13, so that the buffer parts 13 can improve the pressure-resistant performance of the cable and avoid the damage of conductors in the cable caused by external force impact; the tegument layer 3 is provided with a first heat dissipation hole 15 communicated with the inside of the buffer part 13 in a penetrating way, and the buffer part 13 is provided with a second heat dissipation hole 16 in a penetrating way, so that the first heat dissipation hole 15 and the second heat dissipation hole 16 are provided, and the air permeability of the cable is further improved; the inside of buffer 13 is provided with a plurality of radiating particle 17 of quantity, and radiating particle 17 adopts the heat conduction silica gel material, and radiating particle 17's diameter is greater than the internal diameter of first louvre 15 and second louvre 16, and the heat conduction silica gel particle has certain elasticity, consequently can further improve the compressive property of cable, avoids leading to the conductor in the cable impaired because of external force extrusion.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a new energy automobile is with heat dissipation cable, includes non-woven fabrics layer (1), weaving layer (2) and tegument (3) from interior to exterior in proper order, the inside of non-woven fabrics layer (1) is equipped with first sinle silk (4), second sinle silk (5), third sinle silk (6) and fourth sinle silk (7), its characterized in that: be equipped with anti pressure layer (8) between weaving layer (2) and tegument (3), first through-hole (9) have evenly been seted up on anti pressure layer (8), the surface of tegument (3) evenly is provided with radiating part (10), radiating part (10) distribute along the length direction of cable, radiating part (10) are hollow structure, bleeder vent (11) have evenly been seted up on the lateral wall of radiating part (10), run through on tegument (3) set up with radiating part (10) inside second through-hole (12) that are linked together.

2. The heat dissipation cable for the new energy automobile according to claim 1, characterized in that: the inner peripheral wall of the outer tegument layer (3) is uniformly provided with arc-shaped buffer parts (13), the buffer parts (13) are distributed along the length direction of the cable, and the outer surface of each buffer part (13) is provided with an embedded groove; bulges (14) which are in one-to-one correspondence with the buffer parts (13) are uniformly arranged on the outer surface of the pressure resistant layer (8), and the bulges (14) are embedded in embedded grooves in the buffer parts (13).

3. The heat dissipation cable for the new energy automobile according to claim 2, characterized in that: the tegument layer (3) is provided with a first heat dissipation hole (15) which is communicated with the inside of the buffer part (13) in a penetrating way, and the buffer part (13) is provided with a second heat dissipation hole (16) in a penetrating way.

4. The heat dissipation cable for the new energy automobile according to claim 3, characterized in that: the inside of buffer portion (13) is provided with a plurality of radiating particle (17) of quantity, radiating particle (17) adopt the heat conduction silica gel material, the diameter of radiating particle (17) is greater than the internal diameter of first louvre (15) and second louvre (16).

5. The heat dissipation cable for the new energy automobile according to claim 1, characterized in that: and a filter screen (18) is attached to the outer surface of the heat dissipation part (10) and used for covering the air holes (11).