CN216719563U - Cable with extrusion resistance and good heat dissipation effect - Google Patents
Cable with extrusion resistance and good heat dissipation effect Download PDFInfo
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- CN216719563U CN216719563U CN202220431574.4U CN202220431574U CN216719563U CN 216719563 U CN216719563 U CN 216719563U CN 202220431574 U CN202220431574 U CN 202220431574U CN 216719563 U CN216719563 U CN 216719563U
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- extrusion
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Abstract
The utility model discloses an anti-extrusion cable with good heat dissipation effect, which comprises a plurality of cable cores, wherein a flame retardant layer and an outer protective layer are sequentially arranged outside the cable cores; elastic pressure-relieving cores are arranged among the cable cores and consist of a plurality of supporting columns; the ends of the supporting columns are abutted against the flame-retardant layer, a positioning groove is formed between every two adjacent supporting columns, and the cable core part is correspondingly abutted against the positioning groove and is also abutted against the flame-retardant layer; and a pressure relieving cavity is formed between the cable core and the end parts of the support columns at the two sides. The utility model can improve the overall anti-extrusion deformation performance of the cable, effectively prevent the cable from being extruded and deformed and the problem of extrusion fracture, ensure the heat dissipation effect of the cable and improve the use safety.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a cable with extrusion resistance and good heat dissipation effect.
Background
The cable is widely applied to power transmission in life, the cable can meet various environments when in use, most of cables in the market have weak or even no anti-extrusion capability, and if the cables are externally extruded in the use process, internal wires are easily extruded and deformed, and a cable rubber wrapping layer is easily cracked, so that the power transmission quality and the service life are influenced; if the pressure applied to the cable is too large, the lead in the cable is broken, so that potential safety hazards of electric power are easy to occur, and great economic loss is caused; moreover, the existing cable with the anti-extrusion effect has a single function, the heat dissipation effect of the cable is often ignored while the anti-extrusion effect is improved, and therefore safety hazards in use exist.
Disclosure of Invention
The utility model aims to provide a cable which is anti-extrusion and good in heat dissipation effect.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a cable with extrusion resistance and good heat dissipation effect comprises a plurality of cable cores, wherein a flame retardant layer and an outer protective layer are sequentially arranged outside the cable cores; an elastic pressure-relieving core is arranged among the cable cores and consists of a plurality of supporting columns; the ends of the supporting columns are abutted against the flame-retardant layer, a positioning groove is formed between every two adjacent supporting columns, and the cable core part is correspondingly abutted against the positioning groove and is also abutted against the flame-retardant layer; and a pressure-relieving cavity is formed between the cable core and the end parts of the support columns at the two sides.
In the above-mentioned anti extrusion and good radiating effect's cable, the quantity of support column is the same with the quantity of cable core
In foretell anti extrusion and the good cable of radiating effect, evenly be equipped with a plurality of location archs in the positioning groove, form the pressure relief clearance between the adjacent location arch.
In the above-mentioned cable with good anti-extrusion and heat dissipation effects, the central portion of the elastic pressure-relieving core and the end portions of the support columns thereof are provided with pressure-relieving holes.
In the above-mentioned cable that anti extrusion and radiating effect are good, the tip of support column is equipped with hemispherical buffering arch.
In the above-mentioned anti extrusion and effectual cable of radiating effect, the pressure relieving hole on the support column corresponds the setting in hemispherical buffering arch department.
In the anti-extrusion cable with good heat dissipation effect, the heat dissipation layer is arranged between the flame-retardant layer and the outer protection layer.
The utility model has the beneficial effects that:
according to the utility model, the elastic buffering and pressing core is arranged, each cable core is respectively arranged between the two support columns on the elastic buffering and pressing core, when the outside of the cable is subjected to external extrusion force, most of the extrusion force acts on the support columns, the external pressure is buffered through the elastic buffering and pressing core, and meanwhile, the buffering and pressing cavity can improve the overall compression deformation performance of the cable, so that the problems of extrusion deformation and extrusion fracture of the cable are effectively prevented.
The elastic pressure-relieving core ensures the anti-extrusion capability of the elastic pressure-relieving core, and simultaneously, the pressure-relieving holes arranged on the elastic pressure-relieving core, the pressure-relieving cavity formed between the elastic pressure-relieving core and the cable core and the pressure-relieving gap can play a good role in heat dissipation, so that the heat dissipation effect of the cable is further ensured, and the use safety is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1.
Detailed Description
The utility model is further elucidated with reference to the drawing.
Referring to fig. 1 and 2, the utility model provides an anti-extrusion cable with good heat dissipation effect, which includes a plurality of cable cores 1, and a flame retardant layer 2 and an outer protective layer 3 are sequentially arranged outside the cable cores 1; elastic pressure-relieving cores 4 are arranged among the cable cores 1, each elastic pressure-relieving core 4 is composed of a plurality of supporting columns 5 and is of an integral structure, and the number of the supporting columns 5 is the same as that of the cable cores 1; the end parts of the support columns 5 are abutted against the flame-retardant layer 2, a positioning groove 6 is formed between every two adjacent support columns 5, and the cable core 1 is correspondingly abutted against the positioning groove 6 and is also abutted against the flame-retardant layer 2; and a pressure-relieving cavity 7 is formed between the cable core 1 and the end parts of the support columns 5 at the two sides.
When the outside of the cable is extruded by the outside, the outside extrusion force can act on the end parts of the inner cable core 1 or the supporting columns 5, although the stress positions are different, the stress finally acts on the whole elastic pressure-relieving core 4 for buffering, and the pressure-relieving cavity 7 between the cable core 1 and the end parts of the supporting columns 5 at two sides can also provide enough space for buffering extrusion deformation, so that the whole cable has better extrusion resistance and fracture resistance; meanwhile, each cable core 1 is isolated through the support column 5 on the elastic pressure-relieving core 4, and the pressure-relieving cavity 7 formed by the isolation has a good heat dissipation effect.
Furthermore, a plurality of positioning bulges 8 are uniformly arranged in the positioning groove 6, and a pressure relief gap 9 is formed between every two adjacent positioning bulges 8; the positioning bulges 8 and the pressure-relieving gaps 9 formed between the positioning bulges can improve the buffer performance of the extrusion force on the cable core and can also improve the heat dissipation effect of the cable core.
Furthermore, the center part of the elastic pressure-relieving core 4 and the end parts of the plurality of supporting columns 5 are provided with pressure-relieving holes 10, the end parts of the supporting columns 5 are provided with hemispherical buffering bulges 11, wherein the pressure-relieving holes 10 on the supporting columns 5 are correspondingly arranged at the hemispherical buffering bulges 11; the design of the slow pressing hole 10 and the hemispherical buffering bulge 11 can improve the overall anti-extrusion deformation performance of the elastic slow pressing core, so that the cable is protected against extrusion better.
Further, in order to better improve the overall heat dissipation effect of the cable, a heat dissipation layer 12 is arranged between the flame retardant layer 2 and the outer protection layer 3.
The cable provided by the embodiment of the utility model, which is anti-extrusion and has a good heat dissipation effect, is described in detail above, a specific example is applied in the description to explain the principle and the implementation manner of the utility model, and the description of the embodiment is only used to help understanding the technical scheme disclosed by the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (7)
1. A cable with extrusion resistance and good heat dissipation effect comprises a plurality of cable cores, wherein a flame retardant layer and an outer protective layer are sequentially arranged outside the cable cores; the method is characterized in that: an elastic pressure-relieving core is arranged among the cable cores and consists of a plurality of supporting columns; the ends of the supporting columns are abutted against the flame-retardant layer, a positioning groove is formed between every two adjacent supporting columns, and the cable core part is correspondingly abutted against the positioning groove and is also abutted against the flame-retardant layer; and a pressure-relieving cavity is formed between the cable core and the end parts of the support columns at the two sides.
2. The cable of claim 1, wherein the cable is extrusion-resistant and has a good heat dissipation effect, and the cable further comprises: the number of the support columns is the same as that of the cable cores.
3. The cable of claim 1, wherein the cable is extrusion-resistant and has a good heat dissipation effect, and the cable further comprises: a plurality of positioning bulges are uniformly arranged in the positioning grooves, and a pressure relief gap is formed between every two adjacent positioning bulges.
4. The cable of claim 1, wherein the cable is extrusion-resistant and has a good heat dissipation effect, and the cable further comprises: and the central part of the elastic pressure-relieving core and the end parts of the support columns are provided with pressure-relieving holes.
5. The cable of claim 4, wherein the cable is resistant to extrusion and has a good heat dissipation effect, and the cable further comprises: the end of the supporting column is provided with a hemispherical buffering bulge.
6. The cable of claim 5, wherein the cable is resistant to extrusion and has a good heat dissipation effect, and the cable further comprises: the pressure relief hole on the supporting column is correspondingly arranged at the hemispherical buffer bulge.
7. The cable of any one of claims 1 to 6, which is resistant to extrusion and has a good heat dissipation effect, wherein: and a heat dissipation layer is arranged between the flame-retardant layer and the outer protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220431574.4U CN216719563U (en) | 2022-03-02 | 2022-03-02 | Cable with extrusion resistance and good heat dissipation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220431574.4U CN216719563U (en) | 2022-03-02 | 2022-03-02 | Cable with extrusion resistance and good heat dissipation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216719563U true CN216719563U (en) | 2022-06-10 |
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ID=81875204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220431574.4U Active CN216719563U (en) | 2022-03-02 | 2022-03-02 | Cable with extrusion resistance and good heat dissipation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216719563U (en) |
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2022
- 2022-03-02 CN CN202220431574.4U patent/CN216719563U/en active Active
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