CN212392035U - High-reliability compression-resistant cable - Google Patents
High-reliability compression-resistant cable Download PDFInfo
- Publication number
- CN212392035U CN212392035U CN202021346251.2U CN202021346251U CN212392035U CN 212392035 U CN212392035 U CN 212392035U CN 202021346251 U CN202021346251 U CN 202021346251U CN 212392035 U CN212392035 U CN 212392035U
- Authority
- CN
- China
- Prior art keywords
- compression
- layer
- wire core
- resistant
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a high-reliability compression-resistant cable, which comprises a compression-resistant frame and a wire core, wherein the wire core comprises a conductor, a shielding layer, an aramid fiber tensile layer, a glass fiber insulating layer and an inner protective layer which are arranged from inside to outside in sequence; the compression-resistant frame comprises a compression-resistant sleeve and a trident supporting body fixed on the inner side of the compression-resistant sleeve, the trident supporting body divides the compression-resistant sleeve into three containing cavities, the containing cavities are respectively provided with a wire core and a ceramic silicon rubber layer for coating the wire core, and the compression-resistant sleeve is provided with an opening; the compression-resistant frame is sequentially provided with a fireproof layer and an outer protective layer. The compression-resistant frame of the utility model can improve the compression resistance of the wire core, the trident supporting body can bear larger pressure as a framework, and the ceramic silicon rubber layer and the pressure-bearing sleeve can further improve the compression resistance and protect the wire core; be equipped with the arch at the inner protective layer outer wall, be equipped with at pottery silicon rubber layer with protruding complex recess, through arch and recess block, the relative pottery silicon rubber layer of restriction sinle silk twists reverse, reduces the fracture damage rate of sinle silk.
Description
Technical Field
The utility model relates to the technical field of cables, especially a high reliability resistance to compression cable.
Background
The cable is a material used for power, communication and related transmission purposes, and at present, with the development of society, the number of cables as transmission media is increased, and the requirements on the cables are higher and higher.
For the beauty of urban or rural environment, some cables can be buried underground, the pressure resistance of the existing cables is poor, and the cable cores are broken off due to the fact that the existing cables are easily deformed by treading on a construction site.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem, a high reliability resistance to compression cable has been designed.
The technical scheme of the utility model is that the high-reliability compression-resistant cable comprises a compression-resistant frame and a wire core, wherein the wire core comprises a conductor, a shielding layer, an aramid fiber tensile layer, a glass fiber insulating layer and an inner protective layer which are arranged from inside to outside in sequence; the pressure-resistant frame comprises a pressure-bearing sleeve and a trident supporting body fixed on the inner side of the pressure-bearing sleeve, the trident supporting body divides the pressure-bearing sleeve into three containing cavities, wire cores and ceramic silicon rubber layers for coating the wire cores are arranged in the containing cavities, and an opening is formed in the pressure-bearing sleeve; and a fireproof layer and an outer protective layer are sequentially arranged outside the compression-resistant frame.
Preferably, the inner protective layer is a halogen-free low-smoke flame-retardant polyethylene material.
Preferably, the fire-proof layer is a ceramic silicon rubber flame-retardant cloth tape.
Preferably, the outer protective layer is a halogen-free low-smoke flame-retardant polyethylene material.
Preferably, the shielding layer is a fine steel wire mesh.
Preferably, the inner sheath outer wall is provided with a protrusion, and the ceramic silicon rubber layer is provided with a groove matched with the protrusion.
The utility model has the advantages that: the arrangement of the compression-resistant frame can improve the compression resistance of the wire core, the three-fork support body as a framework can bear larger pressure, and in addition, the ceramic silicon rubber layer and the pressure-bearing sleeve can also bear certain pressure, so that the compression resistance is further improved, and the wire core is better protected; be equipped with the arch at the inner protective layer outer wall, be equipped with at pottery silicon rubber layer with protruding complex recess, through arch and recess block, the relative pottery silicon rubber layer of restriction sinle silk twists reverse, reduces the fracture damage rate of sinle silk.
Drawings
Fig. 1 is a cross-sectional view of a cable of the present invention;
FIG. 2 is a cross-sectional view of a wire core;
in the figure, 1, a compression-resistant frame; 11. a pressure bearing sleeve; 12. a trifurcate support body; 13. an opening; 2. a wire core; 21. a conductor; 22. a shielding layer; 23. an aramid tensile layer; 24. a fiberglass insulation layer; 25. an inner protective layer; 26. a protrusion; 3. a silicon rubber layer is ceramic; 31. a groove; 4. a fire barrier layer; 5. an outer jacket.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1-2: a high-reliability compression-resistant cable comprises a compression-resistant frame 1 and a wire core 2, wherein the wire core 2 comprises a conductor 21, a shielding layer 22, an aramid fiber tensile layer 23, a glass fiber insulating layer 24 and an inner protective layer 25 which are sequentially arranged from inside to outside, wherein the conductor 21 is made of a copper material;
the pressure-resistant frame 1 comprises a pressure-bearing sleeve 11 and a trident supporting body 12 fixed on the inner side of the pressure-bearing sleeve 11, the section of the trident supporting body 12 is trident-shaped, the pressure-bearing sleeve 11 is divided into three containing cavities by the trident supporting body 12, a wire core 2 and a ceramic silicon rubber layer 3 for coating the wire core 2 are arranged in each containing cavity, the ceramic silicon rubber material adopted by the ceramic silicon rubber layer 3 is a novel high-polymer refractory material and has the characteristics of excellent fire resistance, flame retardance, low smoke, no toxicity and the like, and an opening 13 is formed in the pressure-bearing sleeve 11; the openings 13 correspond to the three accommodating cavities respectively, the core bodies of the three conductors 21 enter the accommodating cavities through the openings 13 respectively, the pressure-bearing sleeve 11 is made of heat-dissipation silica gel, and the heat generated by the wire core 2 can be rapidly transferred to the outer layer through the heat-dissipation silica gel, so that local overheating is avoided; the compression-resistant frame 1 is used for improving the compression resistance of the wire core 2, and the trident support body 12 serving as a framework can bear larger pressure. In addition, the ceramic silicon rubber layer 3 and the pressure-bearing sleeve 11 can bear certain pressure, and the pressure-resisting performance is further improved.
A fireproof layer 4 and an outer protective layer 5 are sequentially arranged outside the compression-resistant frame 1; the fireproof layer 4 is a ceramic silicon rubber flame-retardant cloth belt, and has good fireproof capacity; the outer protective layer 5 is made of halogen-free low-smoke flame-retardant polyethylene material, and has good flame retardant property, cracking resistance, excellent processing property and good pressure resistance.
The inner protective layer 25 is made of halogen-free low-smoke flame-retardant polyethylene material, and has good flame retardant property, good cracking resistance and excellent processing property.
The outer wall of the inner protective layer 25 is provided with a bulge 26, and the ceramic silicon rubber layer 3 is provided with a groove 31 matched with the bulge 26. The protrusion 26 and the groove 31 are clamped, so that the wire core 2 is limited to twist relative to the ceramic silicon rubber layer 3, and the wire core 2 is difficult to break.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.
Claims (6)
1. A high-reliability compression-resistant cable comprises a compression-resistant frame (1) and a wire core (2), and is characterized in that the wire core (2) comprises a conductor (21), a shielding layer (22), an aramid fiber tensile layer (23), a glass fiber insulating layer (24) and an inner protective layer (25) which are sequentially arranged from inside to outside; the pressure-resistant frame (1) comprises a pressure-bearing sleeve (11) and a three-fork support body (12) fixed on the inner side of the pressure-bearing sleeve (11), the three-fork support body (12) divides the pressure-bearing sleeve (11) into three containing cavities, each containing cavity is internally provided with a wire core (2) and a ceramic silicon rubber layer (3) coating the wire core (2), and the pressure-bearing sleeve (11) is provided with an opening (13); the fireproof layer (4) and the outer protective layer (5) are sequentially arranged outside the compression-resistant frame (1).
2. A highly reliable compression-resistant cable according to claim 1, wherein said inner sheath (25) is a halogen-free low-smoke flame-retardant polyethylene material.
3. A highly reliable compression-resistant cable as claimed in claim 1, wherein said fire-proof layer (4) is a fire-retardant cloth belt of ceramic silicon rubber.
4. A high reliability compression resistant cable according to claim 1, wherein the outer sheath (5) is a halogen-free low smoke flame retardant polyethylene material.
5. A highly reliable crush-resistant cable according to claim 1, wherein the shielding layer (22) is a fine wire mesh.
6. A highly reliable compression-resistant cable according to claim 1, characterized in that the outer wall of the inner sheath (25) is provided with a protrusion (26), and the layer (3) of ceramic silicone rubber is provided with a groove (31) which is matched with the protrusion (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346251.2U CN212392035U (en) | 2020-07-10 | 2020-07-10 | High-reliability compression-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346251.2U CN212392035U (en) | 2020-07-10 | 2020-07-10 | High-reliability compression-resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212392035U true CN212392035U (en) | 2021-01-22 |
Family
ID=74254436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021346251.2U Active CN212392035U (en) | 2020-07-10 | 2020-07-10 | High-reliability compression-resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212392035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114822936A (en) * | 2022-04-27 | 2022-07-29 | 浙江三科线缆股份有限公司 | Drag chain cable and forming process thereof |
-
2020
- 2020-07-10 CN CN202021346251.2U patent/CN212392035U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114822936A (en) * | 2022-04-27 | 2022-07-29 | 浙江三科线缆股份有限公司 | Drag chain cable and forming process thereof |
| CN114822936B (en) * | 2022-04-27 | 2024-03-05 | 浙江三科线缆股份有限公司 | Drag chain cable and forming process thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212392035U (en) | High-reliability compression-resistant cable | |
| CN209822310U (en) | Ceramic silicon rubber insulation temperature-resistant cable | |
| CN105161193A (en) | High performance composite fireproof cable and manufacture method | |
| CN214541663U (en) | High temperature resistant fireproof cable | |
| CN207731716U (en) | A kind of high practicability fireproof cable | |
| CN210443287U (en) | Silica gel insulation fireproof cable | |
| CN216817896U (en) | Deformation-resistant armored insulating power cable | |
| CN214151160U (en) | Connect stable optic fibre wire jumper | |
| CN212461224U (en) | Novel flexible copper core mineral insulation fireproof cable | |
| CN105070385B (en) | A kind of Computer signal data cable with fire-proof function and preparation method thereof | |
| CN210349364U (en) | Environment-friendly flexible fireproof cable | |
| CN203536091U (en) | Insulating flame-retardant carbon fiber composite cable | |
| CN206541661U (en) | A kind of polyvinyl chloride insulation sheath fireproof power cable | |
| CN112331396A (en) | High-flame-retardant intercity rail transit cable | |
| CN216957487U (en) | Mineral flexible fireproof cable with good compression resistance effect | |
| CN210956255U (en) | Fire-proof cable | |
| CN219143844U (en) | Crosslinked polyethylene insulation fireproof cable | |
| CN210606754U (en) | Environment-friendly fire-resistant halogen-free cable for power engineering | |
| CN216793353U (en) | Practical wire and cable of resistance to compression heat resistance | |
| CN215265672U (en) | Mineral insulated cable | |
| CN219657917U (en) | High-strength glass fiber optical cable reinforcing core | |
| CN217113938U (en) | High-reliability halogen-free low-smoke flame-retardant fire-resistant cable | |
| CN220856184U (en) | Hoisting fire-resistant power cable | |
| CN213183634U (en) | Comprehensive transmission cable with eccentric arrangement | |
| CN214505090U (en) | Novel environment-friendly flame-retardant fire-resistant electric wire with long service life |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |