CN112164512A - High-temperature-resistant tear-resistant cable - Google Patents
High-temperature-resistant tear-resistant cable Download PDFInfo
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- CN112164512A CN112164512A CN202010976551.7A CN202010976551A CN112164512A CN 112164512 A CN112164512 A CN 112164512A CN 202010976551 A CN202010976551 A CN 202010976551A CN 112164512 A CN112164512 A CN 112164512A
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- cable
- high temperature
- tear
- resistant
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/423—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model relates to a tear cable of high temperature resistant belongs to cable conductor technical field, and it includes stranded cable core, be provided with the division board between the cable core, along the cable from inside to outside cooling layer, buffer layer, high temperature resistant layer and anti-tear layer have set gradually outward at the circumference outer wall of division board. The cable has the effects of improving the high temperature resistance and tear resistance of the cable.
Description
Technical Field
The application relates to the field of cables, in particular to a high-temperature-resistant tear-resistant cable.
Background
At present, with the development of modern industry in China, cables are used in various aspects of national economy and people's life, people put forward higher requirements on the performance of high-temperature cables and high-temperature-resistant cable materials, and the cables and the cable materials with single high-temperature-resistant performance cannot meet the requirements of people on the cables, so the cables must be developed towards functionalization and diversification.
In the related art, the cable is made by wrapping a cable core with common rubber, and the cable has very poor flame-retardant high-temperature resistance and poor tear resistance, so that the service life of the cable is short.
Disclosure of Invention
In order to achieve the effect of improving the high temperature resistance and the tear resistance of the cable, the application provides a high temperature resistant tear resistant cable.
The application provides a high temperature resistant tear-resistant cable adopts following technical scheme:
the utility model provides a high temperature resistant anti-tear cable, includes stranded cable core, be provided with the division board between the cable core, along cable cooling layer, buffer layer, high temperature resistant layer and anti-tear layer from inside to outside having set gradually outside the circumference outer wall of division board.
Through adopting above-mentioned technical scheme, in the cable use, the cable core may produce the heat, the division board is separated between with every strand of cable core, reduce the mutual transmission of heat between the cable core, thereby reduce the influence each other between the cable core, can play good cooling effect for the cable core during operation through the cooling layer simultaneously, the buffer layer can play good buffering effect to external pressure or pulling force, reduce external atress and cause the damage to the cable core, high temperature resistant layer can reduce the influence of ambient temperature to the cable core, good protection has been played to the inside of cable to the anti-tear layer, make the inside of cable be difficult for taking place the fracture, phenomenon such as impaired. To sum up, the cable of this application file has reached the effect that improves cable high temperature resistance and tear resistance, has prolonged the life of cable.
Preferably, the cooling layer includes a cooling pipe filled with a cooling liquid.
Through adopting above-mentioned technical scheme, the coolant liquid can play good cooling effect for the cable core, if have some high temperatures to see through behind high temperature resistant layer and the buffer layer simultaneously, the coolant liquid also can play the cooling effect for external high temperature to reduce the influence of ambient temperature to the cable core.
Preferably, the partition plate has a hollow structure, the partition plate and the cooling pipe are communicated with each other, and the cooling liquid flows through the cooling pipe and the partition plate.
Through adopting above-mentioned technical scheme, make the coolant liquid can circulate each other between division board and cooling tube, improved the mobility of coolant liquid, also increased the coverage area of coolant liquid and cable core simultaneously, help improving the speed and the effect of coolant liquid to cable core and ambient temperature cooling.
Preferably, the waterproof layer is wrapped outside the cable core, and the water-absorbing cotton is filled between the cable core and the partition plate.
Through adopting above-mentioned technical scheme, if the phenomenon of coolant liquid weeping appears, the cotton that absorbs water can in time absorb the coolant liquid, and the waterproof layer also plays good protection to the cable core simultaneously, prevents that the coolant liquid from causing the influence to the cable core.
Preferably, the cable is provided with a glass fiber rope along the central line direction of the length of the cable, and the partition plate is fixedly connected with the circumferential side wall of the glass fiber rope.
Through adopting above-mentioned technical scheme, glass fiber rope provides good fixed effect for the division board, has also played guide and center support's effect to the cable is whole simultaneously, makes cable non-deformable, has improved the stability of cable and tear-resistant effect.
Preferably, the buffer layer includes a plurality of bumps, the bumps are provided with a plurality of groups along the length direction of the cable, and each group of bumps is provided with a plurality of bumps along the circumferential surface of the cable.
Through adopting above-mentioned technical scheme, when the cable received external power, the lug can take place deformation to absorb external power, make external power not cause the damage to the inside of cable, played good buffering effect to the inside of cable, thereby further improved the life of cable.
Preferably, the inner wall on high temperature resistant layer has set firmly a plurality of movable rods, and the movable rod is provided with the multiunit along the length direction of cable, and every movable rod of group is provided with a plurality ofly along the contour face of cable, and the movable rod is corresponding with the position of lug, and the lug has been seted up with movable rod grafting complex movable hole, is provided with the spring in the movable hole, the one end and the lug fixed connection of spring, the other end and the movable rod fixed connection of spring.
Through adopting above-mentioned technical scheme, when the cable received external pressure, can make the movable rod remove to the activity inslot earlier to lead to the fact the extrusion to the spring, in order to play the cushioning effect, further reduce the damage that external pressure led to the fact the cable.
Preferably, the lug has a limit ring fixed at the port of the movable hole, and the circumferential side wall of the movable rod at one end in the movable hole has a limit block fixed.
Through adopting above-mentioned technical scheme, stopper and spacing ring have played the effect of restraint to the mobilizable maximum limit of movable rod in the activity inslot, prevent that the movable rod from following the roll-off in the activity inslot.
Preferably, the tear-resistant layer is a tear-resistant layer made of polyurethane.
By adopting the technical scheme, the polyurethane has good stability, chemical resistance, rebound resilience and mechanical property and smaller compression deformability. Can play a good role in heat insulation and shock resistance.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the cable is provided with the cooling layer, the insulating layer, the buffer layer and the anti-tearing layer, and can achieve good high temperature resistance and tear resistance;
2. the separation plates are arranged between the cable cores, so that the cable cores can be separated from each other, and the mutual influence of the temperature generated by the cable cores when the cable works is reduced;
3. the cooling layer is arranged outside the cable core, so that the external temperature can be reduced, and the effect of stably cooling the cable core during working is also achieved.
Drawings
FIG. 1 is a schematic structural view of a high temperature and tear resistant cable of the present application;
fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Description of reference numerals: 1. a cable core; 11. a waterproof layer; 2. a partition plate; 21. absorbent cotton; 3. a cooling layer; 31. a cooling tube; 32. cooling liquid; 4. a buffer layer; 41. a bump; 411. a movable groove; 412. a spring; 413. a limiting ring; 42. a filler; 5. a high temperature resistant layer; 6. a tear resistant layer; 7. a movable rod; 71. a limiting block; 8. a glass fiber rope.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a high-temperature-resistant tear-resistant cable.
Referring to fig. 1, a high temperature and tear resistant cable includes a multi-strand cable core 1, and six-strand cable cores 1 are illustrated in the present document. Cable core 1 is the even interval distribution of circumference with the center of cable, is provided with division board 2 between cable core 1, is provided with glass fiber rope 8 along the length direction of cable central line, and one side of division board 2 is pasted fixedly with the circumference lateral wall of glass fiber rope 8, has wrapped up cooling layer 3, buffer layer 4, high temperature resistant layer 5 and anti-tear layer 6 along division board 2 and cable core 1 from inside to outside direction in proper order. The cable in the present document has good high temperature resistance and tear resistance.
The cooling layer 3 includes cooling tube 31, the cooling tube 31 intussuseption is filled with coolant liquid 32, division board 2 communicates with cooling tube 31 each other, and coolant liquid 32 can circulate each other between cooling tube 31 and division board 2, the equal butt of circumference lateral wall and division board 2 and cooling tube 31 of cable core 1 to play the good cooling effect to cable core 1 during operation, also can reduce the influence of ambient temperature to cable core 1 simultaneously, thereby the good high temperature resistance of this cable has been improved.
The outer wall of the cable core 1 is wrapped with a waterproof layer 11, and a water absorption cotton 21 is filled between the cable core 1 and the partition plate 2. In the present document, the waterproof layer 11 is a waterproof tape. If the phenomenon of coolant liquid 32 weeping takes place, the cotton 21 that absorbs water can carry out good absorption with coolant liquid 32, and waterproof layer 11 has also played good protection effect for cable core 1 simultaneously, avoids coolant liquid 32 to cause the damage to cable core 1.
Referring to fig. 1 and 2, a plurality of sets of bumps 41 are uniformly spaced along the length direction of the cable in the buffer layer 4, a plurality of sets of bumps 41 are uniformly spaced along the circumferential surface of the cable, and the filler 42 is filled between the bumps 41. In the present application, there are four bumps 41 in each group, the bumps 41 are made of rubber, and the filler 42 is floating bead powder. When the cable receives external extrusion force or tearing force, the bump 41 can deform to reduce the damage of external force to the cable core 1, and meanwhile, the filler 42 can also play an absorption effect on the external force, and can also play a good heat insulation effect, so that the high temperature resistance and the tear resistance of the cable are improved.
The high temperature resistant layer 5 is formed by compounding calcined mica paper and glass fiber cloth so as to improve the high temperature resistance of the cable, and meanwhile, a plurality of movable rods 7 are fixedly adhered inside the high temperature resistant layer 5, and the adhesive is silicon resin. The movable rod 7 is provided with the multiunit along the length direction of cable at even interval in the cable, every movable rod 7 of group is provided with a plurality ofly along the circumference face of cable, and the position one-to-one of movable rod 7 and lug 41, lug 41 is seted up and is pegged graft complex movable groove 411 with movable rod 7, movable rod 7 insert in the movable groove 411 with lug 41 sliding connection, be provided with spring 412 in the movable groove 411, the one end and the lug 41 of spring 412 are pasted fixedly, the other end and the movable rod 7 of spring 412 are pasted fixedly. When the cable is subjected to external force, the movable rod 7 can slide in the movable groove 411 and compress the spring 412, so that the buffering effect of the cable is further improved, and the tear resistance of the cable is improved.
Referring to fig. 2, a stopper ring 413 is fixedly attached to the end of the movable slot 411 of the protrusion 41, and a stopper 71 is fixedly attached to the side wall of the end of the movable rod 7 connected to the spring 412. When the movable rod 7 slides to the port of the movable groove 411, the top wall of the limit block 71 and the bottom wall of the limit ring 413 are mutually abutted to prevent the movable rod 7 from sliding out of the movable groove 411, and the limit block 71 and the limit ring 413 play a good restraint effect on the movable rod 7 to prevent the movable rod 7 from sliding out of the movable groove 411.
Referring to fig. 1, the tear-resistant layer 6 is made of polyurethane having good stability, chemical resistance, resilience and mechanical properties, with less compression set. Can play a good role in heat insulation and shock resistance. To improve the tear resistance of the cable.
The implementation principle of the high-temperature-resistant tear-resistant cable in the embodiment of the application is as follows: add division board 2 between stranded cable core 1, reduce the interact of cable core 1 during operation to cooling layer 3, buffer layer 4 high temperature resistant layer 5 and anti-tear layer 6 have set gradually from inside to outside at division board 2 and cable core 1. Through the cable of above-mentioned structure to the effect that has realized improving cable high temperature resistance and tear resistance.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A high temperature resistant tear resistant cable, includes stranded cable core (1), its characterized in that: be provided with division board (2) between cable core (1), cooling layer (3), buffer layer (4), high temperature resistant layer (5) and anti-tear layer (6) have set gradually from inside to outside along the cable outside the circumference outer wall of division board (2).
2. The high temperature resistant tear resistant cable of claim 1 wherein: the cooling layer (3) comprises a cooling pipe (31), and cooling liquid (32) is filled in the cooling pipe (31).
3. The high temperature resistant tear resistant cable of claim 2 wherein: the partition plate (2) is hollow, the interior of the partition plate (2) is communicated with the interior of the cooling pipe (31), and the cooling liquid (32) flows through the cooling pipe (31) and the partition plate (2).
4. A high temperature resistant tear resistant cable according to claim 3 wherein: the waterproof layer (11) wraps the cable core (1), and water absorbent cotton (21) is filled between the cable core (1) and the partition board (2).
5. The high temperature resistant tear resistant cable of claim 1 wherein: the cable is provided with a glass fiber rope (8) along the central line direction of the length of the cable, and the partition plate (2) is fixedly connected with the circumferential side wall of the glass fiber rope (8).
6. The high temperature resistant tear resistant cable of claim 1 wherein: the buffer layer (4) comprises a plurality of convex blocks (41), a plurality of groups of convex blocks (41) are arranged along the length direction of the cable, and a plurality of convex blocks (41) are arranged along the circumferential surface of the cable.
7. The high temperature resistant tear resistant cable of claim 6 wherein: the inner wall of high temperature resistant layer (5) has set firmly a plurality of movable rod (7), movable rod (7) are provided with the multiunit along the length direction of cable, every group movable rod (7) are provided with a plurality ofly along the contour face of cable, movable rod (7) are corresponding with the position of lug (41), lug (41) are seted up and are pegged graft complex movable groove (411) with movable rod (7), be provided with spring (412) in movable groove (411), the one end and lug (41) fixed connection of spring (412), the other end and the movable rod (7) fixed connection of spring (412).
8. The high temperature resistant tear resistant cable of claim 7 wherein: the lug (41) has set firmly spacing ring (413) in the port department of activity groove (411), and the circumference lateral wall that activity pole (7) are located activity groove (411) one end has set firmly stopper (71).
9. The high temperature resistant tear resistant cable of claim 1 wherein: the tear-resistant layer (6) is a tear-resistant layer (6) made of polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976551.7A CN112164512B (en) | 2020-09-16 | 2020-09-16 | High-temperature-resistant tear-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976551.7A CN112164512B (en) | 2020-09-16 | 2020-09-16 | High-temperature-resistant tear-resistant cable |
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| Publication Number | Publication Date |
|---|---|
| CN112164512A true CN112164512A (en) | 2021-01-01 |
| CN112164512B CN112164512B (en) | 2022-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010976551.7A Active CN112164512B (en) | 2020-09-16 | 2020-09-16 | High-temperature-resistant tear-resistant cable |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206412116U (en) * | 2016-12-20 | 2017-08-15 | 新疆峰岩线缆有限公司 | A kind of environmental protection safety type fireproof cable |
| CN206672673U (en) * | 2017-02-27 | 2017-11-24 | 江西省欣阳汽车零部件制造有限公司 | A kind of multi-functional composite cable |
| CN108447611A (en) * | 2018-04-26 | 2018-08-24 | 嘉兴奥亿普数据电缆有限公司 | A kind of safety cable of cooling protection |
| CN207833997U (en) * | 2018-02-25 | 2018-09-07 | 东莞市勤达电线有限公司 | A kind of Teflon line of silica gel outer |
-
2020
- 2020-09-16 CN CN202010976551.7A patent/CN112164512B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206412116U (en) * | 2016-12-20 | 2017-08-15 | 新疆峰岩线缆有限公司 | A kind of environmental protection safety type fireproof cable |
| CN206672673U (en) * | 2017-02-27 | 2017-11-24 | 江西省欣阳汽车零部件制造有限公司 | A kind of multi-functional composite cable |
| CN207833997U (en) * | 2018-02-25 | 2018-09-07 | 东莞市勤达电线有限公司 | A kind of Teflon line of silica gel outer |
| CN108447611A (en) * | 2018-04-26 | 2018-08-24 | 嘉兴奥亿普数据电缆有限公司 | A kind of safety cable of cooling protection |
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| Publication number | Publication date |
|---|---|
| CN112164512B (en) | 2022-03-29 |
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Effective date of registration: 20220721 Address after: 314200 no.599 Jinsha Road, Xincang Town, Pinghu City, Jiaxing City, Zhejiang Province Patentee after: ZHEJIANG CARDIFF CABLE Co.,Ltd. Patentee after: SHANGHAI CARDIFF CABLE Co.,Ltd. Address before: 201600 room 1903, building 34, No. 258, Xinzhuan Road, Songjiang high tech park, Caohejing Development Zone, Songjiang District, Shanghai Patentee before: SHANGHAI CARDIFF CABLE Co.,Ltd. |