CN111223603A - High temperature resistant resistance to compression cable - Google Patents
High temperature resistant resistance to compression cable Download PDFInfo
- Publication number
- CN111223603A CN111223603A CN201811406248.2A CN201811406248A CN111223603A CN 111223603 A CN111223603 A CN 111223603A CN 201811406248 A CN201811406248 A CN 201811406248A CN 111223603 A CN111223603 A CN 111223603A
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- CN
- China
- Prior art keywords
- cable
- layer
- cable core
- compression
- resistant
- 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.)
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Classifications
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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
- H01B7/184—Sheaths comprising grooves, ribs or other projections
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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
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
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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
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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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/189—Radial force absorbing layers providing a cushioning effect
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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
-
- 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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- 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
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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
- H01B7/428—Heat conduction
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention discloses a high-temperature-resistant compression-resistant cable which comprises a cable core, wherein a cable core sheath is arranged on the outer side of the cable core, an inner insulating protective layer is arranged on the outer side of the cable core sheath, an arc compression-resistant block is arranged on the inner side of the inner insulating protective layer, an elastic bulge is arranged on one surface, close to the cable core sheath, of the arc compression-resistant block, a glass fiber thermal insulating layer is arranged on the outer side of the inner insulating protective layer, a compression-resistant rubber layer is arranged on the outer side of the glass fiber thermal insulating layer, buffer components which are distributed at intervals are arranged in the compression-resistant rubber layer, a copper wire braided shielding layer is arranged on the outer side of the. According to the invention, under the common buffer action of the arc-shaped compression-resistant block and the buffer assembly in the cable, the phenomenon that the cable core is extruded and broken due to overlarge external pressure can be effectively prevented, and the cable is simple in structure, good in high-temperature resistance and wide in application range.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a high-temperature-resistant and pressure-resistant cable.
Background
The cable is a general term for optical cables, electric cables and other articles, has a plurality of purposes, mainly has multiple functions of installation, connection equipment, electric power transmission and the like, and is a common and indispensable device in daily life. The cable generally comprises a cable core and an insulating layer coated outside the cable core, and the cable is used in many occasions. However, the existing cable is poor in compression resistance, a cable core is easily broken due to external extrusion, the cable cannot be used, high temperature resistance, heat insulation and heat dissipation performance are poor, the cable is easy to age after working in a high-temperature environment for a long time, and the application range is narrow.
Disclosure of Invention
The invention aims to provide a high-temperature-resistant and pressure-resistant cable, which aims to solve the problems that the cable in the prior art is poor in pressure resistance, a cable core is easy to break due to external extrusion, the high-temperature resistance, heat insulation and heat dissipation performance are poor, the cable is easy to age after working in a high-temperature environment for a long time, and the like.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high temperature resistant resistance to compression cable, includes the cable core, the outside of cable core is provided with the cable core sheath, the outside of cable core sheath is provided with the internal insulation protective layer, the inboard of internal insulation protective layer is provided with arc resistance to compression piece, the one side that arc resistance to compression piece is close to the cable core sheath is provided with elastic bulge, the outside of internal insulation protective layer is provided with the glass fiber insulating layer, the outside of glass fiber insulating layer is provided with the compression rubber layer, the compression rubber in situ is provided with mutual interval distribution's buffer unit, the outside on compression rubber layer is provided with the copper wire and weaves the shielding layer, the outside that the shielding layer was woven to the copper.
Preferably, the buffer assembly is formed by connecting and combining two identical rubber columns through buffer springs.
Preferably, the number of the arc-shaped pressure-resistant blocks is four, and a gap is reserved between every two adjacent arc-shaped pressure-resistant blocks.
Preferably, the arc-shaped anti-pressing block is composed of a rubber sleeve and a metal heat absorbent coated in the rubber sleeve, and heat dissipation holes are formed in the outer edge of the rubber sleeve.
Preferably, the outer side of the outer insulating protective layer is provided with a fireproof coating.
Preferably, the elastic protrusions have a hemispherical structure.
Preferably, a puncture-proof layer is arranged between the copper wire braided shielding layer and the outer insulating protective layer.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the arc-shaped anti-pressing block arranged on the inner side of the inner insulation protective layer can effectively buffer and reduce the external pressure and avoid the phenomenon that the cable core is extruded and broken due to the overlarge external pressure, the buffer component arranged in the anti-pressing rubber layer can further buffer and reduce the external pressure and improve the anti-pressing effect of the cable, the metal heat absorbent arranged in the arc-shaped anti-pressing block and the heat dissipation holes arranged on the outer edge can effectively absorb and reduce the temperature in the cable and prevent the cable from aging, the glass fiber heat insulation layer arranged on the outer side of the inner insulation protective layer can isolate the external temperature and prevent the external temperature from being transmitted into the cable, so that the cable is suitable for being used in a high-temperature environment, the application range is wide, and the interference of external electromagnetism on the cable core can be effectively shielded through the copper wire woven shielding layer arranged on the outer side, guarantee cable core can normally work, through weaving the puncture-proof layer that the shielding layer outside set up at the copper wire, has improved the puncture-proof performance of this cable, has prolonged its life, is provided with fire protection coating through outside the external insulation protective layer for this cable has the function of fire prevention, has improved the multifunctionality of this cable, and the practicality is strong.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the arc-shaped compression-resistant block of the present invention;
fig. 3 is a cross-sectional view of the compression-resistant rubber layer of the present invention.
In the figure: the cable comprises a cable core 1, a cable core 2, a cable core sheath 3, an arc-shaped anti-pressing block 4, an inner insulation protection layer 5, an outer insulation protection layer 6, a glass fiber thermal insulation layer 7, a compression-resistant rubber layer 8, a copper wire braided shielding layer 9, a puncture-resistant layer 10, a fireproof coating 11, an elastic bulge 12, a rubber sleeve 13, a metal heat absorbent 13, a heat dissipation hole 14, a buffer component 15, a rubber column 16 and a buffer spring 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, in the embodiment of the present invention, a high temperature resistant and compression resistant cable includes a cable core 1, a cable core sheath 2 is disposed on an outer side of the cable core 1, an inner insulating protective layer 4 is disposed on an outer side of the cable core sheath 2, an arc-shaped compression resistant block 3 is disposed on an inner side of the inner insulating protective layer 4, an elastic protrusion 11 is disposed on a surface of the arc-shaped compression resistant block 3 close to the cable core sheath 2, the arc-shaped compression resistant block 3 and the elastic protrusion 11 can effectively buffer and reduce an external pressure, and prevent a cable core from being broken due to an excessive external pressure, a glass fiber thermal insulation layer 6 is disposed on an outer side of the inner insulating protective layer 4, the glass fiber thermal insulation layer 6 can isolate an external temperature and prevent the external temperature from being transmitted to an inside of the cable, so that the cable is suitable, the buffer components 15 which are distributed at intervals are arranged in the compression-resistant rubber layer 7, the buffer components 15 can further buffer and reduce the external pressure, the compression-resistant effect of the cable is improved, the copper wire braided shield layer 8 is arranged on the outer side of the compression-resistant rubber layer 7, the copper wire braided shield layer 8 can effectively shield the interference of external electromagnetism on a cable core, and the normal work of the cable core is ensured, the outer side of the copper wire braided shield layer 8 is provided with an outer insulating protective layer 5, the buffer components 15 are formed by connecting and combining two same rubber columns 16 through buffer springs 17, four arc-shaped compression blocks 3 are arranged, a gap is reserved between every two adjacent arc-shaped compression blocks 3, each arc-shaped compression block 3 is composed of a rubber sleeve 12 and a metal heat absorbent 13 which is coated in the rubber sleeve 12, heat dissipation holes 14 are arranged on the outer edge of the rubber sleeve 12, and the, can effectually absorb the inside temperature that reduces the cable, prevent that the cable from ageing, the outside of external insulation protective layer 5 is provided with fire protection coating 10, fire protection coating 10's setting, make this cable have the function of fire prevention, the multifunctionality of this cable has been improved, therefore, the clothes hanger is strong in practicability, elastic bulge 11 is half spherical structure, it prevents puncture layer 9 to be provided with between shielding layer 8 and the external insulation protective layer 5 to weave the copper wire, prevent puncture layer 9 setting, the puncture performance of preventing of this cable has been improved, the service life of the clothes hanger is prolonged.
The working principle of the invention is as follows: when the cable is used, when the cable is extruded from the outside, the arc-shaped pressure resisting block 3, the elastic bulge 11 and the buffer component 15 buffer and reduce the outside pressure together, so that the effect of pressure resistance protection on a cable core is achieved, the cable core is prevented from being extruded and broken from the outside, heat generated during the operation of the cable core can enter the arc-shaped pressure resisting block 3 through the heat dissipation holes 14, the absorption of the metal heat absorbent 13 in the arc-shaped pressure resisting block 3 is reduced, the aging of the cable due to overhigh temperature inside the cable is prevented, in addition, the glass fiber heat insulation layer 6 outside the inner insulation protective layer 4 can isolate the outside temperature, the outside temperature is prevented from being transmitted to the inside of the cable, the cable is suitable for being used in a high-temperature environment, the application range is wide, the copper wire braided shielding layer 8 outside the pressure resistant rubber layer 7 can effectively shield the interference of outside electromagnetism to the cable, the puncture-proof layer 9 outside the copper wire braided shielding layer 8 improves the puncture-proof performance of the cable, prolongs the service life of the cable, and the fireproof coating 10 outside the outer insulating protective layer 5 ensures that the cable has a fireproof function, improves the multifunctionality of the cable, and has strong practicability.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A high temperature resistant resistance to compression cable, includes cable core (1), its characterized in that: the cable comprises a cable core (1), a cable core sheath (2) is arranged on the outer side of the cable core sheath (2), an inner insulating protective layer (4) is arranged on the outer side of the cable core sheath (2), an arc-shaped compression block (3) is arranged on the inner side of the inner insulating protective layer (4), an elastic bulge (11) is arranged on one side, close to the cable core sheath (2), of the arc-shaped compression block (3), a glass fiber heat insulating layer (6) is arranged on the outer side of the inner insulating protective layer (4), a compression rubber layer (7) is arranged on the outer side of the glass fiber heat insulating layer (6), buffer assemblies (15) distributed at intervals are arranged in the compression rubber layer (7), a copper wire weaving shielding layer (8) is arranged on the outer side of the copper wire weaving shielding layer (8).
2. A high temperature resistant, crush resistant cable as recited in claim 1, wherein: the buffer assembly (15) is formed by connecting and combining two identical rubber columns (16) through buffer springs (17).
3. A high temperature resistant, crush resistant cable as recited in claim 1, wherein: the number of the arc-shaped anti-pressing blocks (3) is four, and a gap is reserved between every two adjacent arc-shaped anti-pressing blocks (3).
4. A high temperature resistant, crush resistant cable as recited in claim 1, wherein: the arc-shaped anti-pressing block (3) is composed of a rubber sleeve (12) and a metal heat absorbent (13) coated in the rubber sleeve (12), and heat dissipation holes (14) are formed in the outer edge of the rubber sleeve (12).
5. A high temperature resistant, crush resistant cable as recited in claim 1, wherein: and a fireproof coating (10) is arranged on the outer side of the outer insulating protective layer (5).
6. A high temperature resistant, crush resistant cable as recited in claim 1, wherein: the elastic bulge (11) is of a hemispherical structure.
7. A high temperature resistant, crush resistant cable as recited in claim 1, wherein: and a puncture-proof layer (9) is arranged between the copper wire braided shielding layer (8) and the outer insulating protective layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811406248.2A CN111223603A (en) | 2018-11-25 | 2018-11-25 | High temperature resistant resistance to compression cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811406248.2A CN111223603A (en) | 2018-11-25 | 2018-11-25 | High temperature resistant resistance to compression cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111223603A true CN111223603A (en) | 2020-06-02 |
Family
ID=70808680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811406248.2A Withdrawn CN111223603A (en) | 2018-11-25 | 2018-11-25 | High temperature resistant resistance to compression cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111223603A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111679386A (en) * | 2020-06-22 | 2020-09-18 | 杭州富通通信技术股份有限公司 | Flexible optical cable |
| CN113359257A (en) * | 2021-06-29 | 2021-09-07 | 杭州富通通信技术股份有限公司 | Pressure-resistant optical cable |
| CN114420349A (en) * | 2022-01-25 | 2022-04-29 | 通鼎互联信息股份有限公司 | High-temperature-resistant flexible control cable for automobile paint baking room |
-
2018
- 2018-11-25 CN CN201811406248.2A patent/CN111223603A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111679386A (en) * | 2020-06-22 | 2020-09-18 | 杭州富通通信技术股份有限公司 | Flexible optical cable |
| CN113359257A (en) * | 2021-06-29 | 2021-09-07 | 杭州富通通信技术股份有限公司 | Pressure-resistant optical cable |
| CN113359257B (en) * | 2021-06-29 | 2022-05-24 | 杭州富通通信技术股份有限公司 | Pressure-resistant optical cable |
| CN114420349A (en) * | 2022-01-25 | 2022-04-29 | 通鼎互联信息股份有限公司 | High-temperature-resistant flexible control cable for automobile paint baking room |
| CN114420349B (en) * | 2022-01-25 | 2023-10-24 | 通鼎互联信息股份有限公司 | High-resistance Wen Rouruan type control cable for automobile baking varnish house |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200602 |