CN214753046U

CN214753046U - Extrusion-resistant automobile cable

Info

Publication number: CN214753046U
Application number: CN202120960850.1U
Authority: CN
Inventors: 白松涛; 余扬
Original assignee: Kunshan Hanjiang Wire Co ltd
Current assignee: Kunshan Hanjiang Wire Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-11-16
Anticipated expiration: 2031-05-07

Abstract

The utility model relates to the technical field of cables, in particular to an extrusion-resistant automobile cable, which comprises a first wire core and an inner sheath sleeved outside the first wire core, wherein a plurality of buffer bubbles extending along the length direction of the inner sheath are uniformly distributed on the inner peripheral wall of the inner sheath, the cross section of the slow-brewing water is arc-shaped, and the buffer bubbles are all attached to the outer wall of the first wire core; the outside cover of inner sheath is equipped with oversheath, anti pressure layer and protective sheath in proper order, and leaves the space between resistance to compression layer and the protective sheath, and the periphery wall equipartition on anti pressure layer has many to extend, just have elastic protruding portion along resistance to compression layer length direction. The utility model discloses outside cover at first sinle silk is equipped with the inner sheath, and the internal perisporium equipartition of inner sheath has many buffering bubbles that are used for playing the buffering effect, has many elastic protruding portions of utensil in the periphery wall equipartition on resistance to compression layer in addition for strengthen car cable's compressive property.

Description

Extrusion-resistant automobile cable

Technical Field

The utility model relates to the technical field of cables, specifically be an extrusion-resistant automotive cable.

Background

The automobile cable is a main connecting part in the automobile, and is connected with various systems of automobile electrical, fire control, operation and the like to provide power supply, control signals and data information for various parts of the automobile, so that the quality of the automobile cable directly determines the overall quality of the automobile. Because automotive cables operate in humid, high and low temperature environments, and because of the complexity of automotive driving road conditions, automotive cables are particularly susceptible to friction and extrusion. If the automobile cable with the extrusion resistance cannot be provided, the service life of the cable is easily shortened due to friction and extrusion, and even potential safety hazards appear in the case of serious cable, so that the extrusion-resistant automobile cable is provided to well solve the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a resistant extruded automotive cable for improve automotive cable's resistant extrusion performance, avoid leading to the cable to appear damaging because of friction, extrusion.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

an extrusion-resistant automobile cable comprises a first wire core and an inner sheath sleeved outside the first wire core, wherein a plurality of buffer bubbles extending along the length direction of the inner sheath are uniformly distributed on the inner peripheral wall of the inner sheath, the cross section of each buffer bubble is arc-shaped, and the buffer bubbles are attached to the outer wall of the first wire core;

the outside of inner sheath is overlapped in proper order and is equipped with oversheath, anti pressure layer and protective sheath, and leaves the space between resistance to compression layer and the protective sheath, the periphery wall equipartition on anti pressure layer has many to extend along resistance to compression layer length direction, and has elastic protruding portion, the protruding portion all laminates mutually with the inner wall of protective sheath, the outside on resistance to compression layer just is located and is equipped with the second sinle silk between two adjacent protruding portions.

Preferably, the outer sheath is composed of a first heat insulation layer, a second heat insulation layer and a plurality of buffer bodies located between the first heat insulation layer and the second heat insulation layer, the cross section of each buffer body is X-shaped, and the inner end and the outer end of each buffer body are respectively connected with the first heat insulation layer and the second heat insulation layer.

Preferably, the first bobbin comprises a conductor, a winding layer, a shielding layer and an insulating layer in sequence from inside to outside, the peripheral wall of the insulating layer is provided with a plurality of limiting parts, the number of the limiting parts corresponds to that of the buffer bubbles, each limiting part is composed of two arc-shaped sheet structures which are symmetrically distributed, and the buffer bubbles are embedded into the corresponding limiting parts.

Preferably, the protective sheath comprises first protective layer, second protective layer and the wall body that is located between first protective layer and the second protective layer, the both ends that separate the body are connected with first protective layer and second protective layer respectively, just be located adjacent two between the body that separate and all be equipped with the obturator between first protective layer and the second protective layer.

Compared with the prior art, the utility model provides a resistant extruded car cable possesses following beneficial effect:

1. the utility model discloses the outside cover of first sinle silk is equipped with the inner sheath, and the internal perisporium equipartition of inner sheath has many the buffering bubbles that are used for playing the buffering effect, in addition the periphery wall equipartition on resistance to compression layer has many elastic protruding portions for the compressive property of reinforcing car cable;

2. the utility model discloses well outer sheath and protective sheath are bilayer structure to further strengthened car cable's anti extrusion performance, avoided leading to first sinle silk and second sinle silk impaired because of external force extrusion.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

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

fig. 3 is a schematic view of the first wire core of the present invention.

In the figure: 1. a first wire core; 101. a conductor; 102. a winding layer; 103. a shielding layer; 104. an insulating layer; 105. a limiting part; 2. an inner sheath; 3. an outer sheath; 301. a first insulating layer; 302. a second thermal insulation layer; 303. a buffer body; 4. a pressure resistant layer; 5. a projection; 6. a second wire core; 7. a protective sleeve; 701. a first protective layer; 702. a second protective layer; 703. a separator; 704. and a filler.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-3, an extrusion-resistant automotive cable includes a first cable core 1 and an inner sheath 2 sleeved outside the first cable core 1, wherein a plurality of buffer bubbles 201 extending along the length direction of the inner sheath 2 are uniformly distributed on the inner peripheral wall of the inner sheath 2, the buffer bubbles 201 and the inner sheath 2 are integrally formed, both are made of PE material, the cross section of the slow-brewing bubbles 201 is arc-shaped, and the slow-brewing bubbles 201 are attached to the outer wall of the first cable core 1 to protect the first cable core 1; first core from interior to exterior is including conductor 101 in proper order, winding layer 102, shielding layer 103 and insulating layer 104, the periphery wall of insulating layer 104 is equipped with the spacing portion 105 that many quantity and buffering bubble 201 are corresponding, spacing portion 105 comprises the arc sheet structure of two symmetric distributions, and buffering bubble 201 all imbeds in the spacing portion 105 that corresponds, spacing portion 105 is corresponding with buffering bubble 201, the effect is the position of injecing first sinle silk 1, avoid first core to twist reverse in the inside emergence of sheath 2. The outside of inner sheath 2 is overlapped in proper order and is equipped with oversheath 3, resistance to compression layer 4 and protective sheath 7, and leaves the space between resistance to compression layer 4 and the protective sheath 7, resistance to compression layer 4's periphery wall equipartition has many to extend along resistance to compression layer 4 length direction, and have elastic protruding portion 5, protruding portion 5 and resistance to compression layer 4 integrated into one piece, the two is the rubber material, and certain elasticity has, protruding portion 5 all laminates mutually with the inner wall of protective sheath 7, resistance to compression layer 4's outside just is located and is equipped with second line core 6 between two adjacent protruding portions 5.

The outer sheath 3 is composed of a first heat insulation layer 301, a second heat insulation layer 302 and a plurality of buffer bodies 303 located between the first heat insulation layer 301 and the second heat insulation layer 302, the first heat insulation layer 301, the second heat insulation layer 302 and the buffer bodies are integrally formed, the buffer bodies are made of ceramic silicon rubber and have high temperature resistance, the cross sections of the buffer bodies 303 are X-shaped, and the inner end and the outer end of each buffer body 303 are respectively connected with the first heat insulation layer 301 and the second heat insulation layer 302, so that the outer sheath 3 has a heat insulation effect and a buffer effect. The protective sheath 7 is composed of a first protective layer 701, a second protective layer 702 and a partition body 703 located between the first protective layer 701 and the second protective layer 702, the three are integrally formed and made of PVC materials, two ends of the partition body 703 are respectively connected with the first protective layer 701 and the second protective layer 702, a filler 704 is arranged between the first protective layer 701 and the second protective layer 702 and located between two adjacent partition bodies 703, and the filler 704 is made of refractory cotton and is used for improving the fire resistance of the automobile cable.

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

Claims

1. The utility model provides a resistant extruded automotive cable, includes that first sinle silk (1) and cover establish inner sheath (2) outside first sinle silk (1), its characterized in that: a plurality of slow brewing bubbles (201) extending along the length direction of the inner sheath (2) are uniformly distributed on the inner peripheral wall of the inner sheath (2), the cross section of the slow brewing bubbles (201) is arc-shaped, and the buffer bubbles (201) are attached to the outer wall of the first wire core (1);

the outside of inner sheath (2) is overlapped in proper order and is equipped with oversheath (3), anti-pressure layer (4) and protective sheath (7), and leaves the space between anti-pressure layer (4) and protective sheath (7), the periphery wall equipartition of anti-pressure layer (4) has many to extend along anti-pressure layer (4) length direction, and has elastic protruding portion (5), protruding portion (5) all laminates mutually with the inner wall of protective sheath (7), the outside of anti-pressure layer (4) just is located and is equipped with second sinle silk (6) between two adjacent protruding portions (5).

2. The crush-resistant automotive cable of claim 1, wherein: the outer sheath (3) is composed of a first heat insulation layer (301), a second heat insulation layer (302) and a plurality of buffer bodies (303) positioned between the first heat insulation layer (301) and the second heat insulation layer (302), the cross sections of the buffer bodies (303) are X-shaped, and the inner end and the outer end of each buffer body (303) are respectively connected with the first heat insulation layer (301) and the second heat insulation layer (302).

3. The crush-resistant automotive cable of claim 1, wherein: the first bobbin sequentially comprises a conductor (101), a winding layer (102), a shielding layer (103) and an insulating layer (104) from inside to outside, a plurality of limiting parts (105) with the quantity corresponding to that of the slow-brewing materials (201) are arranged on the outer peripheral wall of the insulating layer (104), the limiting parts (105) are composed of two arc-shaped sheet structures which are symmetrically distributed, and the slow-brewing materials (201) are embedded into the corresponding limiting parts (105).

4. The crush-resistant automotive cable of claim 1, wherein: the protective sleeve (7) is composed of a first protective layer (701), a second protective layer (702) and a partition body (703) located between the first protective layer (701) and the second protective layer (702), two ends of the partition body (703) are respectively connected with the first protective layer (701) and the second protective layer (702), and a filling body (704) is arranged between the first protective layer (701) and the second protective layer (702) and located between two adjacent partition bodies (703).