CN110534247B - Composite cable - Google Patents
Composite cable Download PDFInfo
- Publication number
- CN110534247B CN110534247B CN201910831231.XA CN201910831231A CN110534247B CN 110534247 B CN110534247 B CN 110534247B CN 201910831231 A CN201910831231 A CN 201910831231A CN 110534247 B CN110534247 B CN 110534247B
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- cable
- layer
- supporting
- core wire
- protective layer
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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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a composite cable, which comprises a cable outer tegument, wherein a cable installation cavity is arranged inside the cable outer tegument, a cable core wire is arranged in the cable installation cavity, a layer of extrusion layer is arranged on the top surface of the cable installation cavity, a protective layer is bonded on the bottom surface of the cable installation cavity, an absorption cavity is arranged inside the protective layer, and the whole protective layer and the absorption cavity inside the protective layer are flattened in a natural state; more than one group of supporting mechanisms are arranged at the bottom of the cable core wire, the bottom of each supporting mechanism is inserted into the thinning hole in the bottom surface of the outer layer of the cable, the top of each supporting mechanism supports the cable core wire, and the extrusion layer compresses the cable core wire towards the thinning hole; the invention is particularly suitable for being used in a humid and cold environment, can well protect the cable, can support the outer tegument layer of the whole cable after the bottom of the cable is corroded, and carries out secondary protection on the core wire in the cable by using the protective layer, thereby greatly prolonging the service life of the cable.
Description
Technical Field
The invention relates to a cable, in particular to a composite cable.
Background
The cable is applied to a plurality of occasions at present, the arrangement environment of the cable is wide, however, some cables must be arranged in a cold and humid environment, such as a sewer well, and the like, the problem faced by the cable is obvious, namely in the cold and humid environment, the cable is easily corroded by some alkaline liquid or acidic liquid, and the outer layer of the cable is damaged, so that corrosive liquid enters the inside of the cable, the influence is caused on the core wire inside the cable, especially after the cable is dragged and rubbed, the worn part of the cable is more easily corroded, although the cable is intact, and the anti-corrosion layer structure is arranged, the outer layer of the cable is still corroded and damaged after the cable is used for a long time.
Disclosure of Invention
The composite cable can be jacked up after being corroded when corrosive liquid exists, so that the cable is far away from a corrosion source, secondary protection is performed inside the cable, and the service life of the cable is prolonged.
The invention is realized by the following technical scheme: a composite cable comprises a cable outer tegument, wherein a cable installation cavity is arranged inside the cable outer tegument, a cable core wire is arranged in the cable installation cavity, an extrusion layer is arranged on the top surface of the cable installation cavity, a protective layer is bonded on the bottom surface of the cable installation cavity, an absorption cavity is arranged inside the protective layer, and the whole protective layer and the absorption cavity inside the protective layer are flattened in a natural state;
the bottom of cable conductor is provided with the supporting mechanism more than a set of, and the bottom of supporting mechanism inserts in the attenuate hole on the cable tegument bottom surface, and the cable conductor has been supported at the supporting mechanism top, and the extrusion layer compresses tightly the cable conductor towards the attenuate hole, the position that the lower terminal surface of protective layer is located every attenuate hole all is provided with the portion of breathing in, and the portion of breathing in stretches into in the attenuate hole.
Preferably, the bottom of the cable exterior layer is provided with a horizontal part, and the cable exterior layer is supported by the horizontal part of the bottom and the ground.
As an optimized technical scheme, the supporting mechanism comprises an arc supporting piece, two supporting cylinders and two supporting legs, the two supporting cylinders are respectively arranged on two sides of the bottom of the arc supporting piece, the arc supporting piece is assembled with the bottom of the cable core in an arc mode and is fixed by glue, a telescopic cavity is formed in each supporting cylinder, a spring is arranged in each telescopic cavity, the supporting leg part is inserted into each telescopic cavity and is fixedly bonded with the spring inside, the spring is fixed with the bottom face of each telescopic cavity by glue, and the supporting legs are outwards ejected out through compression of the springs.
According to the preferable technical scheme, the extrusion layer is an air bag, a closed air storage cavity is formed in the extrusion layer, and the upper end face of the top of the extrusion layer is fixed with the top face of the cable installation cavity through glue.
According to the preferable technical scheme, through holes are formed in the positions, opposite to the supporting mechanisms, of the protective layers, a sealing ring is bonded to the inner wall of each through hole, the outer wall surface of each sealing ring is fixed to the inner wall of each through hole through glue, and supporting legs of the supporting mechanisms penetrate through the sealing rings and are inserted into the thinning holes to be in contact with the inner side surface of the outer tegument of the cable.
As a preferable technical scheme, the whole supporting mechanism is made of elastic metal materials or flexible plastic materials.
The invention has the beneficial effects that: when the cable core wire is subjected to corrosive liquid, the bottom layer of the cable is corroded firstly, particularly at a thinning part, the supporting legs of the supporting mechanism are ejected out after corrosion, and along with large-area corrosion, the supporting legs of the whole supporting mechanism form a supporting structure at the bottom of the whole cable, so that the cable is supported and is far away from a corrosion source, and meanwhile, a protective layer can be used for secondary protection inside the cable, and the cable core wire is better protected by isolating the outside.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
fig. 3 is a schematic structural diagram after ejection.
Detailed Description
As shown in fig. 1, the composite cable comprises a cable outer layer 2, a cable installation cavity 1 is arranged inside the cable outer layer, a cable core wire 3 is arranged in the cable installation cavity, a layer of extrusion layer 4 is arranged on the top surface of the cable installation cavity 1, a protective layer 9 is bonded on the bottom surface of the cable installation cavity 1, an absorption cavity (not shown) is arranged inside the protective layer 9, and the whole protective layer 9 and the internal absorption cavity are flattened in a natural state;
the bottom of cable conductor is provided with the supporting mechanism more than a set of, and supporting mechanism's bottom is inserted in the attenuate hole 7 on the cable tegument bottom surface, and supporting mechanism top has supported cable conductor 3, and extrusion layer 4 compresses tightly cable conductor 3 towards attenuate hole 7, and the lower terminal surface of protective layer 9 all is provided with inspiratory portion 12 in the position that is located every attenuate hole 7, and inspiratory portion 12 stretches into in attenuate hole 7.
Wherein, the bottom of cable exterior layer 2 is provided with a horizontal part, and cable exterior layer 2 passes through the horizontal part of bottom and ground support. The horizontal part is down when the cable is laid for steady putting the cable.
Wherein, the supporting mechanism comprises an arc supporting piece 5, a supporting cylinder 6 and supporting legs 8, the supporting cylinder 6 is provided with two, which are respectively arranged at two sides of the bottom of the arc supporting piece 5, the arc supporting piece 5 is assembled with the bottom of the cable core wire 3 in an arc shape and is fixed by glue, the supporting cylinder 6 is internally provided with a telescopic cavity, the telescopic cavity is internally provided with a spring (not shown), the supporting legs 8 are partially inserted into the telescopic cavity and are fixedly bonded with the inner spring, the spring is fixed with the bottom surface of the telescopic cavity by glue, the spring is compressed and pushes the supporting legs 8 outwards, when corrosive liquid is accidentally appeared at the bottom of the cable, the bottom of the whole cable is corroded firstly, but because of the thinning holes, the thickness of the cable at the thinning holes is thinnest, the cable at the position can be corroded, after the thinning holes are corroded, the whole supporting legs are pushed out under the action of the spring, the supporting legs extend out of the thinning holes to the outside for supporting the, so that the bottom of the cable is no longer in contact with the corrosive liquid and will not continue to corrode, as shown in fig. 3.
In this embodiment, extrusion layer 4 adopts an gasbag, and its inside has a confined gas storage chamber, and extrusion layer's top up end is beaten glue with the top surface in cable installation cavity and is fixed, and the gasbag is used for compressing tightly the cable conductor 3 of bottom for attenuate hole 7 can make the supporting legs better ejecting in attenuate hole 7 after by the damage, also be used for the cable when normal use, spacing at cable conductor top can fix a position the cable conductor in the centre of cable tegillum.
In this embodiment, as shown in fig. 2, a through hole is disposed at a position on the protection layer 9 facing the support mechanism, a sealing ring 11 is bonded to an inner wall of the through hole, an outer wall surface of the sealing ring 11 is fixed to an inner wall of the through hole by applying glue, a supporting leg 8 of the support mechanism penetrates the sealing ring 11 and is inserted into the thinning hole 7 to contact with an inner side surface of the cable jacket 2, when the thinning hole 7 is not damaged, an open end of the whole thinning hole 7 is sealed by the protection layer, the supporting leg 8 does not leak air through the through hole in the protection layer, that is, during normal use, the protection layer does not recover deformation due to being unable to suck gas or liquid, in this embodiment, the protection layer needs to be made of an elastic rubber material with deformation recovery capability, so that after the thinning layer is damaged, external air can be sucked through the suction part, if the corrosive liquid, the protective layer can be used for recovering deformation to suck a large amount of corrosive liquid, so that the amount of the external corrosive liquid can be greatly reduced, and the corrosion-resistant layer can be arranged inside the protective layer to prevent the protective layer from being damaged after the corrosive liquid is sucked; and if the attenuate hole does not have so much corrosive liquids after damaging, can inhale outside air and make the protective layer resume deformation, whole protective layer inflation this moment for keep apart external and cable conductor, make it have better service environment.
Wherein, whole supporting mechanism adopts elastic metal material to make, perhaps adopts flexible plastic material to make, preferentially uses elastic metal material, and it can not corroded by corrosive liquid after ejecting like this, also can absorb and guide the heat of cable conductor to the outside, has increased the thermal diffusivity of cable.
The invention has the beneficial effects that: when the cable core wire is subjected to corrosive liquid, the bottom layer of the cable is corroded firstly, particularly at a thinning part, the supporting legs of the supporting mechanism are ejected out after corrosion, and along with large-area corrosion, the supporting legs of the whole supporting mechanism form a supporting structure at the bottom of the whole cable, so that the cable is supported and is far away from a corrosion source, and meanwhile, a protective layer can be used for secondary protection inside the cable, and the cable core wire is better protected by isolating the outside.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (5)
1. A composite cable, characterized by: the cable sheath layer is internally provided with a cable installation cavity, a cable core wire is arranged in the cable installation cavity, the top surface of the cable installation cavity is provided with an extrusion layer, the bottom surface of the cable installation cavity is bonded with a protective layer, the protective layer is internally provided with an absorption cavity, and the whole protective layer and the internal absorption cavity are flattened in a natural state;
the bottom of the cable core wire is provided with more than one group of supporting mechanisms, the bottom of each supporting mechanism is inserted into the thinning hole on the bottom surface of the outer layer of the cable, the top of each supporting mechanism supports the cable core wire, the extrusion layer tightly presses the cable core wire towards the thinning holes, the lower end surface of the protection layer is provided with an air suction part at the position of each thinning hole, and the air suction parts extend into the thinning holes;
the bottom of the cable exterior layer is provided with a horizontal part, and the cable exterior layer is supported with the ground through the horizontal part at the bottom.
2. The composite cable of claim 1, wherein: the supporting mechanism comprises an arc supporting piece, two supporting cylinders and two supporting legs, the two supporting cylinders are arranged and are respectively arranged on two sides of the bottom of the arc supporting piece, the arc supporting piece is assembled with the bottom of a cable core wire in an arc shape and is fixed by glue, a telescopic cavity is formed in each supporting cylinder, a spring is arranged in each telescopic cavity, the supporting leg parts are inserted into the telescopic cavities and are fixedly bonded with the springs inside, the springs are fixed by glue on the bottom surfaces of the telescopic cavities, and the supporting legs are outwards ejected out through compression of the springs.
3. The composite cable of claim 1, wherein: the extrusion layer adopts an air bag, a closed air storage cavity is formed in the extrusion layer, and the upper end face of the top of the extrusion layer is fixed with the top face of the cable installation cavity by glue.
4. The composite cable of claim 1, wherein: the position of the protective layer, which is right opposite to the supporting mechanism, is provided with a through hole, the inner wall of the through hole is bonded with a sealing ring, the outer wall surface of the sealing ring is fixed with the inner wall of the through hole by gluing, and the supporting leg of the supporting mechanism penetrates through the sealing ring and is inserted into the thinning hole to be contacted with the inner side surface of the outer tegument of the cable.
5. The composite cable of claim 2, wherein: the whole supporting mechanism is made of elastic metal materials or flexible plastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910831231.XA CN110534247B (en) | 2019-09-04 | 2019-09-04 | Composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910831231.XA CN110534247B (en) | 2019-09-04 | 2019-09-04 | Composite cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110534247A CN110534247A (en) | 2019-12-03 |
| CN110534247B true CN110534247B (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910831231.XA Active CN110534247B (en) | 2019-09-04 | 2019-09-04 | Composite cable |
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| Country | Link |
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| CN (1) | CN110534247B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403091B (en) * | 2020-04-14 | 2021-10-22 | 瑞安达电缆有限公司 | Composite cable |
| CN112071480B (en) * | 2020-08-20 | 2022-07-05 | 重庆市南方阻燃电线电缆有限公司 | Corrosion-resistant resistance to compression type high strength deep sea cable |
| CN114142408B (en) * | 2022-02-08 | 2022-04-15 | 河北南皮铁路器材有限责任公司 | Wall-mounted cable bracket |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101111184B1 (en) * | 2011-11-29 | 2012-02-15 | (주)인광이에스 | Assembled sealing gasket body for manhole structure |
| CN203607133U (en) * | 2013-12-06 | 2014-05-21 | 天津德芃科技集团有限公司 | Seabed anticorrosion high-pressure-resistant cable |
| CN206480402U (en) * | 2017-03-07 | 2017-09-08 | 深圳市顺电工业电缆有限公司 | A kind of 3D printing device-specific high-speed data transmission cable |
| CN108448525A (en) * | 2018-03-29 | 2018-08-24 | 浙江工业大学之江学院 | A kind of cable provided underground protective device |
| CN108766654A (en) * | 2018-05-29 | 2018-11-06 | 吴革洪 | Triangle composite cable |
| CN108899123A (en) * | 2018-07-05 | 2018-11-27 | 蒋荣新 | A kind of cable |
| CN109994269A (en) * | 2019-04-17 | 2019-07-09 | 蒋荣新 | Half armored cable of direct burial |
-
2019
- 2019-09-04 CN CN201910831231.XA patent/CN110534247B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101111184B1 (en) * | 2011-11-29 | 2012-02-15 | (주)인광이에스 | Assembled sealing gasket body for manhole structure |
| CN203607133U (en) * | 2013-12-06 | 2014-05-21 | 天津德芃科技集团有限公司 | Seabed anticorrosion high-pressure-resistant cable |
| CN206480402U (en) * | 2017-03-07 | 2017-09-08 | 深圳市顺电工业电缆有限公司 | A kind of 3D printing device-specific high-speed data transmission cable |
| CN108448525A (en) * | 2018-03-29 | 2018-08-24 | 浙江工业大学之江学院 | A kind of cable provided underground protective device |
| CN108766654A (en) * | 2018-05-29 | 2018-11-06 | 吴革洪 | Triangle composite cable |
| CN108899123A (en) * | 2018-07-05 | 2018-11-27 | 蒋荣新 | A kind of cable |
| CN109994269A (en) * | 2019-04-17 | 2019-07-09 | 蒋荣新 | Half armored cable of direct burial |
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| Publication number | Publication date |
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| CN110534247A (en) | 2019-12-03 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201112 Address after: 322000 second floor, No.8, building 8, no.359, Tangxi Road, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu danhang Technology Co.,Ltd. Address before: No. 68, Kangzhuang Road, Hengdian Town, Dongyang City, Jinhua City, Zhejiang Province Applicant before: Lou Yiqiang |
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| TA01 | Transfer of patent application right | ||
| CB02 | Change of applicant information |
Address after: 322000 intellectual property gathering area 204-1, building 2a, science and technology entrepreneurship Park, 968 Xuefeng West Road, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu danhang Technology Co.,Ltd. Address before: 322000 second floor, No.8, building 8, no.359, Tangxi Road, Jiangdong Street, Yiwu City, Jinhua City, Zhejiang Province Applicant before: Yiwu danhang Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20230419 Address after: South 1st and 2nd floors of Building 8, Tong'an Science and Technology Park, No. 58 Xinganquan Avenue, Huaisi Town, Hanjiang District, Yangzhou City, Jiangsu Province, 225000 Patentee after: YANGZHOU LIYUAN CABLE CO.,LTD. Address before: 322000 204-1, intellectual property gathering area 2a, building 1, science and Technology Pioneer Park, 968 Xuefeng West Road, Yiwu City, Jinhua City, Zhejiang Province Patentee before: Yiwu danhang Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |