CN220491630U - Multi-layer fracture-preventing electric cable - Google Patents
Multi-layer fracture-preventing electric cable Download PDFInfo
- Publication number
- CN220491630U CN220491630U CN202321968958.0U CN202321968958U CN220491630U CN 220491630 U CN220491630 U CN 220491630U CN 202321968958 U CN202321968958 U CN 202321968958U CN 220491630 U CN220491630 U CN 220491630U
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- Prior art keywords
- protection
- sleeve
- protective
- protection component
- ring
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000004323 axial length Effects 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 60
- 239000002245 particle Substances 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 3
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims 2
- 230000002968 anti-fracture Effects 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model relates to the technical field of cables, and discloses a multi-layer anti-fracture electric cable which comprises a rubber sleeve, wherein a protection component is arranged in the rubber sleeve, the protection component comprises a first protection sleeve, a plurality of annular grooves are arranged on the outer circular surface of the first protection sleeve in an axial array mode, protection rings are arranged in each annular groove, the protection component is provided with two groups, the first protection sleeve of the first protection component is arranged in the rubber sleeve in a sleeved mode, the protection sleeves of the second protection component are arranged in the first protection sleeve of the first protection component in a sleeved mode, the protection rings in the two groups of protection components are arranged in a staggered mode, the distance between two adjacent protection rings in the same group of protection components is equal to the axial length of one protection ring, gaps are formed in the outer circular surface of each protection ring in a penetrating mode, the gaps on the outermost protection ring face to the rubber sleeve in a sleeved mode, side grooves are formed in the outer circular surface of the second protection sleeve, and protection strips are arranged in the side grooves and are opposite to the gaps.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a multilayer fracture-preventing electric cable.
Background
The cable is a cable component which uses a cable core arranged in the coating rubber sleeve as transmission power, in practical application, after the cable is laid on the ground, the cable is easy to be gnawed by animals such as mice or scraped with stones due to softer surface of the cable, the surface is scratched, and the service life of the cable is reduced while the power is easily interrupted.
The chinese patent publication No. CN217788062U discloses a high-strength fracture-preventing cable, which protects the cable by winding a stainless steel protection strip around the surface of a rubber sleeve, however, in this patent document, only the protection strip is wound around the surface of the rubber sleeve, and in order to avoid affecting the bending of the cable, a gap is left between the protection strips during winding, as shown in fig. 3 of the patent document, so that the protection performance in this patent document is insufficient.
Based on this, the utility model proposes a multi-layer fracture-resistant electrical cable.
Disclosure of Invention
To solve the problems mentioned in the background above, the present utility model provides a multi-layered breakage-proof electrical cable.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows.
The utility model provides a multilayer anti-fracture electric cable, includes the rubber sleeve, is provided with the protection subassembly in the rubber sleeve, and the protection subassembly includes lag one, and lag one's outer disc is provided with the annular and the annular is provided with a plurality of along lag one's axial array, is provided with the guard ring in every annular;
the protection component is provided with two groups and is protection component one and protection component two respectively, and the first cover of protection component one is established and is installed in the rubber sleeve, and the first cover of protection component two is established and is installed in the first cover of protection component one to the guard circle in two groups of protection component is the staggered arrangement, and the distance between two adjacent guard circles in same group of protection component equals the axial length of a guard circle.
As a further improvement and optimization of the present utility model.
An inner support is arranged in a first protective sleeve of the innermost protective assembly and comprises a middle sleeve, the outer circular surface of the middle sleeve is radially extended to form a cantilever, a side sleeve is arranged at the free end of the cantilever, a cable core is sleeved in the side sleeve or the middle sleeve, and a plurality of groups of inner supports are arranged in an array along the extending direction of the rubber sleeve.
As a further improvement and optimization of the present utility model.
The first protective sleeve of the innermost protective assembly is filled with heat conducting particles.
As a further improvement and optimization of the present utility model.
The outer circle surface of the protective ring is provided with a notch in a penetrating way, and the notches on the protective rings in each group of protective components face the same direction.
As a further improvement and optimization of the present utility model.
A second protective sleeve is sleeved between the outermost protective ring and the rubber sleeve, a side groove is formed in the outer circular surface of the second protective sleeve in a penetrating mode along the axial direction, and a protective strip is arranged in the side groove and is opposite to the notch.
As a further improvement and optimization of the present utility model.
The end face of the first protecting sleeve is provided with a mark.
As a further improvement and optimization of the present utility model.
The guard ring is adhered to the ring groove and the guard bar is adhered to the side groove through glue.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the cooperation of the protective ring and the protective strip, the sheathing difficulty of the protective ring is reduced, the dead angle-free protection of the cable core is realized, and the protection effect is better;
according to the utility model, the cable cores are supported by the inner support, so that the cable cores are orderly distributed, the outer circular surface is fully contacted with the heat conducting particles, and the heat is conducted outwards through the cooperation of the heat conducting particles, the protective rings and the protective strips, so that the heat dissipation performance of the cable is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic illustration of an inner cradle and cable core;
FIG. 3 is a schematic illustration of an inner support;
FIG. 4 is a schematic view of a protective assembly;
FIG. 5 is a partial cross-sectional view of the shield assembly;
FIG. 6 is a schematic diagram II of an inner bracket;
fig. 7 is a schematic diagram of a second embodiment.
The reference numerals in the drawings are:
1. a rubber sleeve; 2. an inner bracket; 201. an intermediate sleeve; 202. a cantilever; 203. a side sleeve; 3. a first protective sleeve; 301. a protective ring; 302. a ring groove; 303. identification; 4. a second protective sleeve; 401. a side groove; 402. and (5) a protective strip.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Example 1
As shown in fig. 1-6, a multi-layer fracture-resistant electric cable comprises a rubber sleeve 1, wherein a protection component is arranged in the rubber sleeve 1.
The protection assembly comprises a first protection sleeve 3, an annular groove 302 is formed in the outer circular surface of the first protection sleeve 3, a protection ring 301 is arranged in the annular groove 302, the protection ring 301 can be made of metal materials such as stainless steel or hard plastics, and the protection assembly has certain strength and can protect the internal cabling.
The annular grooves 302 are arranged in a plurality along the axial array of the first protective sleeve 3, and the protective rings 301 are correspondingly arranged in a plurality.
The protective components are provided in multiple groups, two groups for illustration: the first protective sleeve 3 of the first protective assembly is sleeved in the rubber sleeve 1, the first protective sleeve 3 of the second protective assembly is sleeved in the first protective sleeve 3 of the first protective assembly, the protective rings 301 in the two groups of protective assemblies are arranged in a staggered mode, and the distance between two adjacent protective rings 301 in the same group of protective assemblies is equal to the axial length of one protective ring 301.
The cable protection device has the advantages that the cable is protected through the cooperation of the two groups of protection components, on one hand, because gaps are reserved between the adjacent protection sleeves 3 in each group of protection components, bending of the cable is not affected, and on the other hand, as shown in fig. 5, under the cooperation of the staggered protection rings 301, all parts of the cable are protected, no matter in which direction the cable is punctured or bitten, the cable is blocked by the protection rings 301, and the purpose of dead-angle-free protection is achieved.
Further, an inner bracket 2 is arranged in a protective sleeve 3 of the innermost protective assembly, the inner bracket 2 comprises a middle sleeve 201, a cantilever 202 extends along the radial direction of the outer circular surface of the middle sleeve 201, the free end of the cantilever 202 is provided with a side sleeve 203, the inner bracket 2 is made of soft materials, such as hard rubber, a cable core is sleeved in the side sleeve 203 or the middle sleeve 201, and a plurality of groups of inner brackets 2 are arranged in an array along the extending direction of the rubber sleeve 1; the cable core is installed through the inner support 2 on the one hand, so that the cable core is orderly positioned in the rubber sleeve 1, on the other hand, the cable core and the cable core cannot be contacted, the outer circular surface of the cable core can be contacted with ambient air, heat generated by electrifying is conducted to ambient air, and then the heat dissipation performance of the cable can be enhanced through conduction from the protective ring 301 to the outside.
Furthermore, heat conducting particles can be filled in the first protective sleeve 3 of the innermost protective assembly in the cable, so that the heat conducting performance is further improved, the heat radiating performance of the cable is further enhanced, and the heat conducting particles can be heat conducting plastic particles, so that the heat conducting device has the significance of conducting heat and insulating heat, and cannot influence the electrifying of the cable core.
Further, the number of side sleeves 203 may be adjusted according to the number of cable cores in the cable, such as five cable cores in the cable illustrated in fig. 3, and such as 11 cable cores in the cable illustrated in fig. 6.
Example two
The guard ring 301 is disposed in the ring groove 302, in order to ensure the integrity of the outer circular surface of the guard sleeve I3, the outer diameter of the guard ring 301 is consistent with the outer diameter of the guard sleeve I3, the inner diameter is consistent with the inner diameter of the ring groove 302, which is not beneficial to the installation of the guard ring 301, and the assembly between the guard ring 301 and the ring groove 302 is difficult based on the fact that:
as shown in fig. 7, the guard ring 301 is not configured as a complete ring, and the outer circumferential surface of the guard ring 301 is provided with a notch in a penetrating manner, so that when in installation, the guard ring 301 is made of metal material or hard plastic and has a certain elasticity, the guard ring 301 can be directly sleeved in the ring groove 302 through pulling the notch to two sides, and the inner wall of the guard ring 301 and the bottom of the ring groove 302 can be bonded through glue.
As shown in fig. 7, the notches on the guard rings 301 in each set of guard assemblies are consistently oriented during the manufacturing process.
A second protective sleeve 4 is sleeved between the outermost protective ring 301 and the rubber sleeve 1, a side groove 401 is formed in the outer circular surface of the second protective sleeve 4 in a penetrating mode along the axial direction, a protective bar 402 is arranged in the side groove 401, and the protective bar 402 is opposite to the notch in a glue bonding mode; the cable dead-angle-free protection device has the advantages that the gap on the protection ring 301 is subjected to leakage detection and defect detection through the protection strip 402, dead-angle-free protection of the cable is not affected, and the material of the protection strip 402 is identical to that of the protection ring 301.
Further, a mark 303 may be provided on the end face of the first protective sleeve 3, and the mark 303 may be a protrusion or a groove, which means that after the protective ring 301 is sleeved in the ring groove 302, the orientation of the notch may be determined by the mark 303.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (7)
1. The utility model provides a multilayer prevents electrical cable that splits, includes rubber sleeve (1), its characterized in that: the rubber sleeve (1) is internally provided with a protection component, the protection component comprises a first protection sleeve (3), the outer circular surface of the first protection sleeve (3) is provided with annular grooves (302), the annular grooves (302) are arranged in a plurality along the axial array of the first protection sleeve (3), and each annular groove (302) is internally provided with a protection ring (301);
the protection component is provided with two groups of protection component I and protection component II respectively, and the lag (3) cover of protection component I is established and is installed in rubber sleeve (1), and lag (3) cover of protection component II is established and is installed in lag (3) of protection component I to guard rings (301) in two groups of protection component are the staggered arrangement, and the distance between two adjacent guard rings (301) in same group of protection component equals the axial length of a guard ring (301).
2. A multi-layer fracture-resistant electrical cable as claimed in claim 1, wherein: an inner support (2) is arranged in a first protective sleeve (3) of the innermost protective assembly, the inner support (2) comprises a middle sleeve (201), a cantilever (202) extends radially from the outer circular surface of the middle sleeve (201), a side sleeve (203) is arranged at the free end of the cantilever (202), a cable core is sleeved in the side sleeve (203) or the middle sleeve (201), and a plurality of groups of inner supports (2) are arranged in an array along the extending direction of the rubber sleeve (1).
3. A multi-layer fracture-resistant electrical cable as claimed in claim 2, wherein: the first protective sleeve (3) of the innermost protective assembly is filled with heat conducting particles.
4. A multi-layer fracture-resistant electrical cable as claimed in claim 1, wherein: the outer circular surface of the protective ring (301) is provided with a notch in a penetrating way, and the notches on the protective rings (301) in each group of protective components are consistent in orientation.
5. The multi-layer fracture-resistant electrical cable of claim 4, wherein: a second protective sleeve (4) is sleeved between the outermost protective ring (301) and the rubber sleeve (1), a side groove (401) is formed in the outer circular surface of the second protective sleeve (4) in an axial penetrating mode, a protective bar (402) is arranged in the side groove (401), and the protective bar (402) is opposite to the notch.
6. A multi-layer fracture-resistant electrical cable as defined in claim 5, wherein: an identification (303) is arranged on the end face of the first protective sleeve (3).
7. A multi-layer fracture-resistant electrical cable as defined in claim 5, wherein: the guard ring (301) and the ring groove (302) and the guard bar (402) and the side groove (401) are bonded by glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321968958.0U CN220491630U (en) | 2023-07-25 | 2023-07-25 | Multi-layer fracture-preventing electric cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321968958.0U CN220491630U (en) | 2023-07-25 | 2023-07-25 | Multi-layer fracture-preventing electric cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220491630U true CN220491630U (en) | 2024-02-13 |
Family
ID=89824728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321968958.0U Active CN220491630U (en) | 2023-07-25 | 2023-07-25 | Multi-layer fracture-preventing electric cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220491630U (en) |
-
2023
- 2023-07-25 CN CN202321968958.0U patent/CN220491630U/en active Active
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| GR01 | Patent grant |