CN205680472U - A kind of power cable having cable core positioning function - Google Patents
A kind of power cable having cable core positioning function Download PDFInfo
- Publication number
- CN205680472U CN205680472U CN201620607875.2U CN201620607875U CN205680472U CN 205680472 U CN205680472 U CN 205680472U CN 201620607875 U CN201620607875 U CN 201620607875U CN 205680472 U CN205680472 U CN 205680472U
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- China
- Prior art keywords
- cable
- core body
- jacket
- insulation core
- elastic support
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Abstract
The utility model specifically discloses a kind of power cable having cable core positioning function, including cable core, jacket and packed layer, cable core is extended longitudinally along the cable by three and the insulation core body tangent with jacket internal perisporium forms, it is connected with elastic support between three insulation core bodies, each insulation core body with jacket internal perisporium tangency location and be set to detent projection at elastic support connecting position, jacket internal perisporium be provided with jacket teeth portion at insulation core body tangency location, elastic support be provided with support teeth portion at insulation core body connecting position.Use such scheme can be greatly enhanced the positional stability between each insulation core body and jacket and between each insulation core body and elastic support, prevent the generation of cable in use deformation displacement, elastic support and be sheathed with the impact helping disperse outer bound pair insulation core body simultaneously, it is prevented effectively from insulation core body and crimp or displacement occur under by ambient pressure, it is greatly enhanced the intensity of opposing external force, it is ensured that good serviceability.
Description
Technical field
The utility model relates to field of cable technology, particularly relates to a kind of power cable having cable core positioning function.
Background technology
Power cable is the cable for transmitting and distributing electric energy, be in the basic routing line of power system in order to transmitting and
The cable product of distribution high-power power.It is usually used in the inside confession of Urban Underground electrical network, the lead line in power station, industrial and mining enterprises
Electricity and the submarine transmission line crossing river, excessively sea.
At present, with social development, power consumption is consequently increased, and the usage amount of power cable also increases, it is desirable to electric power
The current capacity of cable is increasing, and the conductor wire core cross section of power cable constantly increases, the unit weight of power cable
Day by day increase therewith, when staff is when carrying out power cable laying work, it is easy to cause the conductor within cable to move
Position, affects the use of cable, thus leaves hidden danger to safety, may result in and have an accident, therefore, it is necessary to electric power electricity
Cable improves, to overcome the defect of existence.
Utility model content
For the technological deficiency overcoming prior art to exist, the utility model provides a kind of electric power electricity having cable core positioning function
Cable, prevents from laying and in application process, cable core position changes and has influence on serviceability.
The technical solution that the utility model uses is:
A kind of power cable having cable core positioning function, including cable core, jacket and be filled with between cable core and jacket
Packed layer, described cable core is by three extended longitudinally along the cable and tangent with jacket internal perisporium respectively insulation core bodies
Composition, be connected with elastic support between three insulation core bodies, each insulation core body with jacket internal perisporium tangency location and with elasticity
It is set to detent projection, being provided with and dentation at insulation core body tangency location of described jacket internal perisporium at support connecting position
The jacket teeth portion that projection is meshed, being meshed with detent projection with being provided with at insulation core body connecting position of described elastic support
Support teeth portion.
Preferably, described insulation core body is by many strand system copper conductors together and from inside to outside successively outside coated copper conductor
Conductor shield, insulating barrier and insulation screen.
Preferably, described insulating barrier is crosslinked polyetylene insulated layer.
Preferably, described packed layer is alkali-free glass fibre packed layer.
Preferably, described elastic support is by three ends of Y type intermediate and three difference one connection Y type intermediates
Connector forms, and described support teeth portion is arranged on each connector towards on the end face of insulation core body.
Preferably, described jacket is by the sheath being wrapped in outside packed layer, cable core and elastic support and from inside to outside successively
Lapping layer, polyurethane elastomer cushion, mg-si master alloy silk braid and the pvc sheath layer group being coated on outside sheath
Becoming, described jacket teeth portion is arranged on sheath inner circumferential wall.
Preferably, described lapping layer is made up of individual layer helical spring silk and multiple rubber strip, described individual layer helical spring silk
Along sheath axial screw around arranging, described rubber strip is spaced and connects respectively sheath and polyurethane elastomer buffering
Layer.
The beneficial effects of the utility model: owing to cable core is made up of three insulation core bodies, connect between three insulation core bodies
Flexible support, three insulation core bodies with jacket internal perisporium tangency location and be set to tooth at elastic support connecting position
Shape is protruding and is connected with jacket and elastic support engagement respectively, is so greatly enhanced between each insulation core body and jacket and respectively insulate
Positional stability between core body and elastic support, prevents the generation of cable in use deformation displacement, simultaneously elastic
Frame and be sheathed with the impact helping disperse outer bound pair insulation core body, is prevented effectively from insulation core body and occurs crowded under by ambient pressure
Compressive strain or displacement, be greatly enhanced the intensity of the utility model opposing external force, it is ensured that good serviceability.
Brief description
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model elastic support structural representation.
Fig. 3 is the utility model insulation core body structural representation.
Fig. 4 is the utility model lapping layer structural representation.
Description of reference numerals:
10th, insulation core body；11st, copper conductor；12nd, conductor shield；13rd, insulating barrier；14th, insulation screen；100th, dentation
Protruding；20th, jacket；21st, sheath；22nd, lapping layer；23rd, polyurethane elastomer cushion；24th, mg-si master alloy silk braid；
25th, pvc sheath layer；30th, packed layer；40th, elastic support；41st, Y type intermediate；42nd, connector；221st, individual layer spiral bullet
Spring silk；222nd, rubber strip.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings:
As Figure 1-4, the present embodiment provides a kind of power cable having cable core positioning function, including cable core, jacket 20
And the packed layer 30 being filled with between cable core and jacket 20.Described cable core by three longitudinally along the cable extended simultaneously
Insulation core body 10 tangent with jacket 20 internal perisporium respectively forms, and is connected with elastic support 40, respectively between three insulation core bodies 10
Insulation core body 10 be set to detent projection with jacket 20 internal perisporium tangency location and at elastic support 40 connecting position
100, described jacket 20 internal perisporium be provided with, with at insulation core body 10 tangency location, the jacket tooth being meshed with detent projection 100
Portion, described elastic support 40 be provided with, with at insulation core body 10 connecting position, the support teeth portion being meshed with detent projection 100.
In the present embodiment, described insulation core body 10 is made copper conductor 11 together by many strands and is from inside to outside wrapped successively
Covering the 12nd, the insulating barrier 13 of the conductor shield outside copper conductor 11 and insulation screen 14, described insulating barrier 13 is exhausted for crosslinked polyethylene
Edge layer, described packed layer 30 is alkali-free glass fibre packed layer, is greatly promoted insulating properties and safety in utilization.
In the present embodiment, described elastic support 40 is integrally connected Y type intermediate 41 respectively by Y type intermediate 41 and three
The connector 42 of three ends form, described support teeth portion is arranged on each connector 42 towards on the end face of insulation core body 10,
It is greatly promoted the bending strength of the present embodiment cable core.
In the present embodiment, described jacket 20 is by the sheath 21 being wrapped in outside packed layer the 30th, cable core and elastic support 40
And lapping layer the 22nd, polyurethane elastomer cushion the 23rd, the mg-si master alloy silk braiding being from inside to outside coated on successively outside sheath 21
Layer 24 and pvc sheath layer 25 form, and disperse the impact of outer bound pair insulation core body 10, are prevented effectively from insulation core body 10 and are being subject to
There is crimp or displacement under ambient pressure, and by mg-si master alloy silk braid 24 promote jacket 20 tensile strength,
Compression strength and interference free performance, protect cable core.
In the present embodiment, described jacket teeth portion is arranged on sheath 21 inner circumferential wall, and described lapping layer 22 is by individual layer
Helical spring silk 221 and multiple rubber strip 222 form, and described individual layer helical spring silk 221 is along sheath 21 axial screw cincture
Arranging, described rubber strip 222 is spaced and connects sheath 21 and polyurethane elastomer cushion 23 respectively, can not only be preferable
Ground slows down the vibrations being perpendicular to cable radially, moreover it is possible to combines polyurethane elastomer cushion 23 and slows down cable to a certain extent
Vibrations in the radial direction thereof or stretching.
The general principle of the invention and principal character and advantages of the present invention have more than been shown and described, the industry
Skilled person will appreciate that, described in above-described embodiment and specification, principle of the present utility model is simply described, without departing from
On the premise of the invention spirit and scope, the utility model also has various changes and modifications, and these changes and improvements are all
In the range of falling into claimed the utility model, the utility model claim scope by appending claims and etc.
Effect thing defines.
Claims (7)
1. have a power cable for cable core positioning function, including cable core, jacket and be filled with between cable core and jacket
Packed layer, it is characterised in that described cable core is extended longitudinally along the cable and tangent with jacket internal perisporium respectively by three
Insulation core body composition, be connected with elastic support between three insulation core bodies, the tangent position with jacket internal perisporium of each insulation core body
Put and be set to detent projection at elastic support connecting position, described jacket internal perisporium with insulation core body tangency location at
Be provided with the jacket teeth portion being meshed with detent projection, described elastic support with insulation core body connecting position at be provided with convex with dentation
Act the support teeth portion being meshed.
2. the power cable of tool cable core positioning function according to claim 1, it is characterised in that described insulation core body is by many
Root strand system copper conductor together and the from inside to outside conductor shield outside coated copper conductor, insulating barrier and insulation shielding successively
Layer.
3. the power cable of tool cable core positioning function according to claim 2, it is characterised in that described insulating barrier is crosslinking
Polyethylene layer.
4. the power cable of tool cable core positioning function according to claim 1, it is characterised in that described packed layer is alkali-free
Glass fibre packed layer.
5. the power cable of tool cable core positioning function according to claim 1, it is characterised in that described elastic support is by Y
The connector composition of type intermediate and three three ends integrally connecting Y type intermediate respectively, described support teeth portion is arranged on
Each connector is towards on the end face of insulation core body.
6. the power cable of the tool cable core positioning function according to any one of claim 1 to 5, it is characterised in that described bag
Set by the sheath being wrapped in outside packed layer, cable core and elastic support and be from inside to outside coated on successively outside sheath wrapped
Layer, polyurethane elastomer cushion, mg-si master alloy silk braid and pvc sheath layer composition, described jacket teeth portion is arranged on
On sheath inner circumferential wall.
7. the power cable of tool cable core positioning function according to claim 6, it is characterised in that described lapping layer is by individual layer
Helical spring silk and multiple rubber strip composition, described individual layer helical spring silk is arranged along the cincture of sheath axial screw, described rubber
Adhesive tape is spaced and connects sheath and polyurethane elastomer cushion respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620607875.2U CN205680472U (en) | 2016-06-21 | 2016-06-21 | A kind of power cable having cable core positioning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620607875.2U CN205680472U (en) | 2016-06-21 | 2016-06-21 | A kind of power cable having cable core positioning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205680472U true CN205680472U (en) | 2016-11-09 |
Family
ID=57431221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620607875.2U Expired - Fee Related CN205680472U (en) | 2016-06-21 | 2016-06-21 | A kind of power cable having cable core positioning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205680472U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195372A (en) * | 2017-06-30 | 2017-09-22 | 重庆渝丰鑫新线缆科技有限公司 | One kind is stable and civilian dress is just torn open and leads core cable and its processing method more |
| CN107705907A (en) * | 2017-11-24 | 2018-02-16 | 安徽国华电缆集团有限公司 | A kind of buckle-type crosslinked polyethylene controls cable |
| CN107910117A (en) * | 2017-11-25 | 2018-04-13 | 安徽国华电缆集团有限公司 | A kind of fluoroplastic insulation instrument signal cable of built-in elastic support |
| CN107993759A (en) * | 2017-11-24 | 2018-05-04 | 安徽国华电缆集团有限公司 | The symmetrical flat cable of one kind engaging |
| CN109616249A (en) * | 2018-12-11 | 2019-04-12 | 安徽天康(集团)股份有限公司 | A kind of fiber composite power cable with elastic sleeve tube type optical fiber |
| CN114242307A (en) * | 2021-12-09 | 2022-03-25 | 新亚特电缆股份有限公司 | Waterproof fireproof rat-proof and termite-proof composite cable |
-
2016
- 2016-06-21 CN CN201620607875.2U patent/CN205680472U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195372A (en) * | 2017-06-30 | 2017-09-22 | 重庆渝丰鑫新线缆科技有限公司 | One kind is stable and civilian dress is just torn open and leads core cable and its processing method more |
| CN107195372B (en) * | 2017-06-30 | 2023-08-11 | 渝丰科技股份有限公司 | Stable and convenient-to-assemble and disassemble multi-conductor cable and processing method thereof |
| CN107705907A (en) * | 2017-11-24 | 2018-02-16 | 安徽国华电缆集团有限公司 | A kind of buckle-type crosslinked polyethylene controls cable |
| CN107993759A (en) * | 2017-11-24 | 2018-05-04 | 安徽国华电缆集团有限公司 | The symmetrical flat cable of one kind engaging |
| CN107910117A (en) * | 2017-11-25 | 2018-04-13 | 安徽国华电缆集团有限公司 | A kind of fluoroplastic insulation instrument signal cable of built-in elastic support |
| CN109616249A (en) * | 2018-12-11 | 2019-04-12 | 安徽天康(集团)股份有限公司 | A kind of fiber composite power cable with elastic sleeve tube type optical fiber |
| CN114242307A (en) * | 2021-12-09 | 2022-03-25 | 新亚特电缆股份有限公司 | Waterproof fireproof rat-proof and termite-proof composite cable |
| CN114242307B (en) * | 2021-12-09 | 2023-10-27 | 新亚特电缆股份有限公司 | Waterproof, fireproof and rat-proof composite cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20200621 |