CN111599525A - Stable structure type power cable - Google Patents
Stable structure type power cable Download PDFInfo
- Publication number
- CN111599525A CN111599525A CN202010483268.0A CN202010483268A CN111599525A CN 111599525 A CN111599525 A CN 111599525A CN 202010483268 A CN202010483268 A CN 202010483268A CN 111599525 A CN111599525 A CN 111599525A
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- CN
- China
- Prior art keywords
- arc
- elastic
- pipe
- cable
- support frame
- 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.)
- Granted
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 7
- 239000013013 elastic material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000005945 translocation Effects 0.000 description 1
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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
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
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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
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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
- H01B9/00—Power cables
Landscapes
- Installation Of Indoor Wiring (AREA)
- Insulated Conductors (AREA)
Abstract
The invention provides a power cable with stable structure, which comprises a central support frame, a plurality of cable cores, a first elastic protection pipe and a second elastic protection pipe, wherein a plurality of arc supports are arranged on the outer circumference of the central support frame, arc openings of the arc supports face the outer side, the first elastic protection pipe is arranged outside the central support frame, the positions of the first elastic protection pipe corresponding to the arc supports are sunken towards the arc supports to form protection grooves, and the inner side surfaces of the protection grooves are attached to the arc surfaces of the arc supports; the second elastic protective pipe is wrapped outside the first elastic protective pipe, and the first elastic protective pipe is positioned between any two adjacent protective grooves and is abutted against the inner wall of the second elastic protective pipe; the cable cores are respectively arranged in the protective grooves. According to the cable core, the plurality of arc-shaped supports are respectively used for supporting the plurality of cable cores, the first elastic protection tube is arranged between the cable cores and the arc-shaped supports, the cable cores and the arc-shaped supports can be prevented from being in rigid contact and being abraded, meanwhile, the cable cores are limited and protected by the second elastic protection tube, the cable cores can be effectively prevented from being dislocated, and the structure is kept stable.
Description
Technical Field
The invention relates to the technical field of power cables, in particular to a power cable with a stable structure.
Background
The power cable is extruded along with the action of the processing part, so that the phenomenon that the power cable is extruded and broken often occurs; when the power cable is extruded, the conductor core wire is extruded inevitably, thereby affecting the power transmission quality.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a stable structure type power cable.
The invention provides a stable-structure power cable which comprises a central support frame, a plurality of cable cores, a first elastic protection pipe and a second elastic protection pipe, wherein a plurality of arc supports are arranged on the outer circumference of the central support frame, arc openings of the arc supports face the outer side, the first elastic protection pipe is arranged outside the central support frame, the positions, corresponding to the arc supports, of the first elastic protection pipe are sunken towards the arc supports to form protection grooves, and the inner side surfaces of the protection grooves are attached to the arc surfaces of the arc supports; the second elastic protective pipe is wrapped outside the first elastic protective pipe, the first elastic protective pipe is positioned between any two adjacent protective grooves and is abutted against the inner wall of the second elastic protective pipe, and a wrapping layer, a shielding layer and an outer sheath are sequentially wrapped outside the second elastic protective pipe; the cable cores are respectively arranged in the protective grooves.
Preferably, the gap between the first elastic protection tube and the central support frame is filled with an elastic material.
Preferably, be equipped with a plurality of louvres that hold in the palm the direction extension to a plurality of arcs respectively in the center support frame, a plurality of louvres all extend and communicate each other to the center support frame center.
Preferably, the first elastic protection tube is located between any two adjacent protection grooves, the outer portion of the position of the first elastic protection tube is provided with a positioning protrusion extending along the axial direction of the cable, and the corresponding positions of the second elastic protection tube and the positioning protrusions are provided with positioning grooves for the positioning protrusions to be clamped in.
Preferably, the cable core comprises a conductor and an insulating layer wrapped outside the conductor.
Preferably, a plurality of through holes extending along the axial direction of the cable are arranged in the inner circumference of the second elastic protection pipe.
Preferably, the cable core is abutted against the protection groove and the second elastic protection tube.
The invention provides a stable structure type power cable.A plurality of arc-shaped supports are circumferentially arranged on a central support frame, a first elastic protection pipe is sunken towards the direction of the arc-shaped supports corresponding to the arc-shaped supports to form protection grooves, a plurality of cable cores are respectively arranged in the protection grooves, and a second elastic protection pipe is wrapped outside the first elastic protection pipe and the cable cores to further limit and protect the cable cores; according to the cable, the plurality of arc-shaped supports are respectively used for supporting the plurality of cable cores, the first elastic protection tube is arranged between each cable core and each arc-shaped support, the cable cores and the arc-shaped supports can be prevented from being in rigid contact and being abraded, meanwhile, the cable cores are limited and protected by the second elastic protection tubes, the cable cores can be effectively prevented from being dislocated, and the structure is kept stable; and when the cable receives the extrusion, first elasticity pillar, second elasticity pillar, elastic material can be through self deformation alleviating extrusion force, avoid the cable core to receive the extrusion.
Drawings
Fig. 1 is a schematic structural diagram of a stable structure type power cable according to the present invention.
Detailed Description
Referring to fig. 1, the present invention provides a power cable with stable structure, which includes a central support frame 1, a plurality of cable cores 2, a first elastic protection tube 3 and a second elastic protection tube 4, wherein:
a plurality of arc supports 11 are arranged on the periphery of the central support frame 1, and arc openings of the arc supports 11 face the outside.
The second elasticity pillar 4 parcel is in first elasticity pillar 3 outsidely, and first elasticity pillar 3 is located between arbitrary two adjacent protective groovings 31 the position all supports with second elasticity pillar 4 inner wall and leans on, and second elasticity pillar 4 outside parcel has around covering 5, shielding layer 6, oversheath 7 in proper order.
A plurality of cable cores 2 set up respectively in a plurality of protect groove 31 and cable core 2 all leans on with protect groove 31, second elasticity pillar 4, and cable core 2 includes the conductor, wraps up the insulating layer outside the conductor.
In the invention, a plurality of arc-shaped supports 11 are circumferentially arranged on a central support frame 1, a first elastic protection pipe 3 is sunken towards the direction of the arc-shaped supports 11 corresponding to the arc-shaped supports 11 to form protection grooves 31, a plurality of cable cores 2 are respectively arranged in the protection grooves 31, and a second elastic protection pipe 4 is wrapped outside the first elastic protection pipe 3 and the cable cores 2 to further limit and protect the cable cores 2; according to the cable core, the plurality of arc-shaped supports 11 are respectively used for supporting the plurality of cable cores 2, the first elastic protection tube 3 is arranged between the cable cores 2 and the arc-shaped supports 11, so that the cable cores 2 and the arc-shaped supports 11 can be prevented from being in rigid contact and worn, meanwhile, the cable cores 2 are limited and protected by the second elastic protection tube 4, the cable cores 2 can be effectively prevented from being dislocated, and the structure is kept stable; and when the cable receives the extrusion, first elasticity pillar 3, second elasticity pillar 4, elastic material 8 can be through self deformation alleviating extrusion force, avoid cable core 2 to receive the extrusion.
In this embodiment, a plurality of heat dissipation holes 12 are formed in the central support frame 1 and extend to the plurality of arc supports 11, and the plurality of heat dissipation holes 12 extend to the center of the central support frame 1 and are communicated with each other.
In this embodiment, the first elastic protection tube 3 is provided with a positioning protrusion 32 extending along the axial direction of the cable at the outer portion of a position between any two adjacent protection slots 31, and the second elastic protection tube 4 is provided with a positioning groove 41 for the positioning protrusion 32 to be inserted into at a position corresponding to each positioning protrusion 32. Through setting up location arch 32 and positioning groove 41, can make first elasticity pillar 3 closely be connected with second elasticity pillar 4, effectively avoid cable core 2 to receive the extrusion and translocation.
In the present embodiment, in order to increase the deformation force of the second elastic protection tube 4, a plurality of through holes 42 extending in the cable axial direction are arranged in the inner circumferential direction of the second elastic protection tube 4.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A power cable with stable structure is characterized by comprising a central support frame, a plurality of cable cores, a first elastic protection pipe and a second elastic protection pipe, wherein a plurality of arc supports are arranged on the outer circumference of the central support frame, arc openings of the arc supports face the outer side, the first elastic protection pipe is arranged outside the central support frame, the positions, corresponding to the arc supports, of the first elastic protection pipe are sunken towards the direction of the arc supports to form protection grooves, and the inner side surfaces of the protection grooves are attached to the arc surfaces of the arc supports; the second elastic protective pipe is wrapped outside the first elastic protective pipe, the first elastic protective pipe is positioned between any two adjacent protective grooves and is abutted against the inner wall of the second elastic protective pipe, and a wrapping layer, a shielding layer and an outer sheath are sequentially wrapped outside the second elastic protective pipe; the cable cores are respectively arranged in the protective grooves.
2. The structurally stable power cable of claim 1, wherein the gap between the first flexible protective tube and the central support frame is filled with a flexible material.
3. The structurally stable power cable of claim 1, wherein a plurality of heat dissipation holes are formed in the central support frame and extend in a direction of the plurality of arc-shaped brackets, and the plurality of heat dissipation holes extend in a direction of the center of the central support frame and are connected to each other.
4. A stable structure type power cable according to any one of claims 1-3, wherein the first elastic protection tube is provided with a positioning protrusion extending along the axial direction of the cable at the outer portion between any two adjacent protection slots, and the second elastic protection tube is provided with a positioning groove for the positioning protrusion to be inserted into at the corresponding position of each positioning protrusion.
5. A structurally stable power cable according to any one of claims 1 to 3, wherein the core comprises a conductor, and an insulating layer surrounding the conductor.
6. A structurally stable power cable according to any one of claims 1-3, wherein the second resilient sheath has a plurality of through holes arranged circumferentially therein extending in the axial direction of the cable.
7. A structurally stable power cable according to any one of claims 1 to 3, wherein the cable core abuts both the guard groove and the second resilient guard tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010483268.0A CN111599525B (en) | 2020-06-01 | 2020-06-01 | Stable structure type power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010483268.0A CN111599525B (en) | 2020-06-01 | 2020-06-01 | Stable structure type power cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111599525A true CN111599525A (en) | 2020-08-28 |
| CN111599525B CN111599525B (en) | 2021-08-24 |
Family
ID=72188026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010483268.0A Active CN111599525B (en) | 2020-06-01 | 2020-06-01 | Stable structure type power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111599525B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107705912A (en) * | 2017-10-24 | 2018-02-16 | 合肥邦立电子股份有限公司 | A kind of new-energy automobile resistance to deformation charging pile cable |
| CN108565047A (en) * | 2018-05-21 | 2018-09-21 | 成都大西洋线缆有限公司 | A kind of alternating-current charging cable for electric automobile and preparation method |
| CN207909553U (en) * | 2018-02-10 | 2018-09-25 | 浙江广来电气有限公司 | A kind of Compression-resistincable cable |
| CN208400534U (en) * | 2018-06-13 | 2019-01-18 | 深圳市泰士特线缆有限公司 | Rail traffic low-smoke halogen-free flame-retardant electric wire and cable |
| CN208938702U (en) * | 2018-12-13 | 2019-06-04 | 沈阳电力线缆有限公司 | A kind of safety flame-retardant power cable |
-
2020
- 2020-06-01 CN CN202010483268.0A patent/CN111599525B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107705912A (en) * | 2017-10-24 | 2018-02-16 | 合肥邦立电子股份有限公司 | A kind of new-energy automobile resistance to deformation charging pile cable |
| CN207909553U (en) * | 2018-02-10 | 2018-09-25 | 浙江广来电气有限公司 | A kind of Compression-resistincable cable |
| CN108565047A (en) * | 2018-05-21 | 2018-09-21 | 成都大西洋线缆有限公司 | A kind of alternating-current charging cable for electric automobile and preparation method |
| CN208400534U (en) * | 2018-06-13 | 2019-01-18 | 深圳市泰士特线缆有限公司 | Rail traffic low-smoke halogen-free flame-retardant electric wire and cable |
| CN208938702U (en) * | 2018-12-13 | 2019-06-04 | 沈阳电力线缆有限公司 | A kind of safety flame-retardant power cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111599525B (en) | 2021-08-24 |
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| PB01 | Publication | ||
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210810 Address after: 150000 No. 70, Songhua Road, core area of Hanan industrial new town, Harbin, Heilongjiang Applicant after: HARBIN CABLE GROUP Co.,Ltd. Address before: 241000 No.8 Changchun Road, Jiujiang District, Wuhu City, Anhui Province Applicant before: Cui Liang |
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| GR01 | Patent grant |