CN219738582U - Anti-extrusion composite cable - Google Patents
Anti-extrusion composite cable Download PDFInfo
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- CN219738582U CN219738582U CN202320581812.4U CN202320581812U CN219738582U CN 219738582 U CN219738582 U CN 219738582U CN 202320581812 U CN202320581812 U CN 202320581812U CN 219738582 U CN219738582 U CN 219738582U
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- Prior art keywords
- cable
- bracket
- support
- composite
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- 239000002131 composite material Substances 0.000 title claims abstract description 43
- 238000001125 extrusion Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 2
- 230000009970 fire resistant effect Effects 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 abstract description 8
- 230000000712 assembly Effects 0.000 abstract description 5
- 238000000429 assembly Methods 0.000 abstract description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses an anti-extrusion composite cable, which comprises: an outer sheath for external protection of the cable; the middle part of the inner wall of the outer sheath is provided with a first bracket, both sides of the top and the bottom of the first bracket are provided with chamfer edges, and both sides of the first bracket are provided with cable components; the inner chamber of cable assembly is provided with a plurality of compound wires, second support, steel band and protective structure, and a plurality of compound wires set up respectively in the middle part and the both sides of second support, and the steel band sets up in protective structure's inner chamber, and the second support sets up in the inner chamber of steel band. The utility model utilizes the arrangement mode of the first bracket and the second bracket to be matched, and the first bracket is convenient for stably supporting the two cable assemblies, improves the protection performance of the cable, and the second bracket is matched to be convenient for stably supporting the composite wire, improves the extrusion resistance of the cable and reduces the damage phenomenon of the cable.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to an anti-extrusion composite cable.
Background
With the rapid development of the power cable buried laying engineering, the higher requirements on cable protection are put forward, and the cable protection sleeve is manufactured by adopting polyethylene PE and high-quality steel pipes through the processes of sand blasting, shot blasting pretreatment, dip molding or coating and heating solidification, so that the composite cable can be stably protected.
In different operational environment, the cable that uses is also different, so according to the difference of service scenario, the corresponding performance of cable is also different, and current some compound cable needs the compressive resistance that excels in the use, and current cable compressive resistance is not strong, and when outside construction machine carries out construction operation to the road, can oppress the cable on the road surface, leads to the cable inside cable core damage, leads to signal transmission's interruption.
Disclosure of Invention
The present utility model is directed to an extrusion-resistant composite cable, which solves the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an extrusion-resistant composite cable comprising:
an outer sheath for external protection of the cable;
the middle part of the inner wall of the outer sheath is provided with a first bracket, both sides of the top and the bottom of the first bracket are provided with chamfer edges, and both sides of the first bracket are provided with cable components;
the inner cavity of the cable assembly is provided with a plurality of composite wires, a second support, steel belts and a protective structure, the composite wires are respectively arranged at the middle part and two sides of the second support, the steel belts are arranged in the inner cavity of the protective structure, and the second support is arranged in the inner cavity of the steel belts.
Preferably, the top and the bottom of the first bracket are attached to the inner wall of the outer sheath, and the steel belt and the inner cavity of the outer sheath are provided with filling blocks.
Preferably, the protective structure comprises an inner sheath, a fireproof layer and an insulating layer, wherein the fireproof layer is arranged between the inner sheath and the insulating layer.
Preferably, the two inner jackets are respectively arranged in the inner cavities at two sides of the first bracket, and the fireproof layer is fixed on the inner wall of the inner jacket.
Preferably, the insulating layer is fixed on the inner wall of the fireproof layer, and the insulating layer is fixed on the inner wall of the steel belt.
Preferably, the second bracket is composed of a circular tube and two T-shaped blocks, and the two T-shaped blocks are respectively fixed at the top and the bottom of the outer wall of the circular tube.
Preferably, one of the composite wires is disposed in the inner cavity of the circular tube, and the plurality of composite wires are disposed on two sides of the circular tube respectively.
The utility model has the technical effects and advantages that:
the utility model utilizes the arrangement mode of the first bracket and the second bracket to be matched, the first bracket is convenient for carrying out stable support on two cable assemblies, the protection performance of the cable is improved, the second bracket is matched to be convenient for carrying out stable support on the composite lead, the extrusion resistance of the cable is improved, and the damage phenomenon of the cable is reduced;
the utility model utilizes the arrangement mode of matching the steel belt and the protective structure, is convenient for stably protecting the composite wire by the steel belt, is convenient for filling the filling block in the inner cavity of the steel belt, improves the compression resistance of the composite cable, and is convenient for improving the insulation fireproof performance of the composite cable by the inner sheath, the fireproof layer and the insulating layer, so that the composite cable can be stably used.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the overall side cross-sectional structure of the present utility model.
Fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present utility model.
In the figure: 1. an outer sheath; 2. a first bracket; 3. chamfering edges; 4. a cable assembly; 41. a composite wire; 42. a second bracket; 43. a steel strip; 44. a protective structure; 441. an inner sheath; 442. a fire-blocking layer; 443. an insulating layer; 5. and filling the blocks.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model provides an extrusion-resistant composite cable as shown in fig. 1-3, comprising:
the outer sheath 1 is used for external protection of the cable, and the outer sheath 1 is made of polyethylene PE;
the middle part of the inner wall of the outer sheath 1 is provided with the first support 2, the first support 2 is of an I-shaped structure, two sides of the top of the first support 2 are of arc-shaped structures, chamfer edges 3 are respectively arranged on two sides of the top and the bottom of the first support 2, the corners of the first support 2 are arranged at obtuse angles, the sharp structure is prevented from influencing the practical performance of a composite cable, the outer sheath 1 is of a flat structure, when the cable is pressed, the first support 2 can stably protect two cable assemblies 4, the pressure at the top of the outer sheath 1 can be stably supported, and the cable assemblies 4 can be prevented from being damaged by extrusion;
the cable assembly 4 is arranged on two sides of the first support 2, a plurality of composite wires 41, a second support 42, a steel belt 43 and a protection structure 44 are arranged in the inner cavity of the cable assembly 4, the plurality of composite wires 41 are respectively arranged on the middle part and two sides of the second support 42, the top and the bottom of the first support 2 are attached to the inner wall of the outer sheath 1, the second support 42 consists of a circular tube and two T-shaped blocks, the two T-shaped blocks are respectively fixed on the top and the bottom of the outer wall of the circular tube, the end parts of the T-shaped blocks are arranged in an arc shape, the inner cavity of the steel belt 43 is conveniently and stably supported by the second support 42, the external pressure is conveniently and conveniently resisted, one of the composite wires 41 is arranged in the inner cavity of the circular tube, the plurality of composite wires 41 are respectively arranged on two sides of the circular tube, the second support 42 can conveniently and stably protect the plurality of composite wires 41, so that when an external construction machine is in road construction operation, the first support 2 and the second support 42 can support the machine, the external damage to the composite wires 41 can be conveniently reduced, the damage to the composite wires 41 is conveniently prevented, and the signal transmission is reduced;
the steel belt 43 is arranged in the inner cavity of the protective structure 44, the second bracket 42 is arranged in the inner cavity of the steel belt 43, the steel belt 43 and the inner cavity of the outer sheath 1 are provided with filling blocks 5, the inner cavities of the steel belt 43 and the outer sheath 1 are conveniently filled by the filling blocks 5, so that the positions of the composite wires 41 in the inner cavity of the steel belt 43 are stable, the positions of the two cable assemblies 4 in the inner cavity of the outer sheath 1 are stable, and the inner cavities of the outer sheath 1 and the steel belt 43 can be tightly filled;
the protection structure 44 comprises an inner sheath 441, a fireproof layer 442 and an insulating layer 443, wherein the fireproof layer 442 is arranged between the inner sheath 441 and the insulating layer 443, the two inner sheaths 441 are respectively arranged in the inner cavities at two sides of the first bracket 2, so that the inner sheath 441 can protect the composite wire 41 again, the fireproof layer 442 is fixed on the inner wall of the inner sheath 441, the fireproof performance of the composite wire 41 is convenient to improve, the insulating layer 443 is fixed on the inner wall of the fireproof layer 442, the insulating layer 443 is fixed on the inner wall of the steel belt 43, and the insulating performance of the composite cable is improved through the insulating layer 443, so that the protection structure is suitable for stable use of the composite cable.
The working principle of the utility model is as follows:
during the use, through oversheath 1, be convenient for improve the barrier propterty of cable, through the setting of first support 2, be convenient for carry out stable support to two cable assembly 4, improve the barrier propterty to compound cable, through the cooperation of second support 42, be convenient for carry out stable support to compound wire 41, through the setting of steel band 43, be convenient for carry out stable protection to compound wire 41, and be convenient for packing block 5 is filled in the inner chamber of steel band 43 and oversheath 1, improve the compactibility of steel band 43 and oversheath 1 inner chamber, improve the compressive property of compound cable, through the setting of inner sheath 441, flame retardant coating 442 and insulating layer 443, be convenient for improve the insulating fire behavior of compound cable, improve the extrusion resistance of cable, reduce the breakage phenomenon of cable and use.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. An extrusion-resistant composite cable comprising:
an outer sheath (1) for external protection of the cable;
the method is characterized in that: the cable protection device is characterized in that a first bracket (2) is arranged in the middle of the inner wall of the outer sheath (1), chamfer edges (3) are formed on two sides of the top and the bottom of the first bracket (2), and cable components (4) are arranged on two sides of the first bracket (2);
the inner cavity of the cable assembly (4) is provided with a plurality of composite wires (41), a second support (42), steel belts (43) and a protection structure (44), the composite wires (41) are respectively arranged at the middle part and two sides of the second support (42), the steel belts (43) are arranged in the inner cavity of the protection structure (44), and the second support (42) is arranged in the inner cavity of the steel belts (43).
2. An extrusion-resistant composite cable according to claim 1, wherein the top and bottom of the first bracket (2) are attached to the inner wall of the outer sheath (1), and the steel strip (43) and the inner cavity of the outer sheath (1) are provided with filling blocks (5).
3. The extrusion-resistant composite cable of claim 1, wherein the protective structure (44) comprises an inner jacket (441), a flame-retardant layer (442) and an insulating layer (443), the flame-retardant layer (442) being disposed between the inner jacket (441) and the insulating layer (443).
4. A composite cable according to claim 3, wherein two inner jackets (441) are respectively disposed in the inner cavities of the two sides of the first bracket (2), and the fireproof layer (442) is fixed to the inner wall of the inner jacket (441).
5. A composite cable according to claim 3, wherein the insulating layer (443) is fixed to the inner wall of the fire-resistant layer (442), and the insulating layer (443) is fixed to the inner wall of the steel strip (43).
6. An extrusion-resistant composite cable according to claim 1, wherein the second bracket (42) consists of a round tube and two T-blocks, the two T-blocks being fixed to the top and bottom of the outer wall of the round tube, respectively.
7. The extrusion-resistant composite cable of claim 6, wherein one of the composite conductors (41) is disposed in the lumen of the tube, and wherein a plurality of the composite conductors (41) are disposed on each side of the tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320581812.4U CN219738582U (en) | 2023-03-23 | 2023-03-23 | Anti-extrusion composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320581812.4U CN219738582U (en) | 2023-03-23 | 2023-03-23 | Anti-extrusion composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219738582U true CN219738582U (en) | 2023-09-22 |
Family
ID=88058016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320581812.4U Active CN219738582U (en) | 2023-03-23 | 2023-03-23 | Anti-extrusion composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219738582U (en) |
-
2023
- 2023-03-23 CN CN202320581812.4U patent/CN219738582U/en active Active
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