CN204087906U - A kind of high-voltage flexible cable being applicable to wild environment - Google Patents
A kind of high-voltage flexible cable being applicable to wild environment Download PDFInfo
- Publication number
- CN204087906U CN204087906U CN201420491847.XU CN201420491847U CN204087906U CN 204087906 U CN204087906 U CN 204087906U CN 201420491847 U CN201420491847 U CN 201420491847U CN 204087906 U CN204087906 U CN 204087906U
- Authority
- CN
- China
- Prior art keywords
- applicable
- flexible cable
- oversheath
- wild environment
- voltage flexible
- 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.)
- Expired - Fee Related
Links
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model describes a kind of high-voltage flexible cable being applicable to wild environment, comprises power line, ground wire, control line and semiconducting filler thing; Power line comprises power wire core, conductor shield, power line insulating barrier and insulation screen; Ground wire comprises wire core and ground wire coating layer; Control line comprises control conductor and control line coating layer; The surface of cable comprises oversheath, inner sheath and semiconductive lapping layer, between oversheath and inner sheath, be also provided with reinforced layer, and oversheath elongation rate of tensile failure >=200%-40 DEG C time.Namely the utility model is by have employed duplex sheath structure, and has increased reinforced layer newly between two-layer sheath, thus improves the mechanical performance of cable; Meanwhile, the resistance to low temperature of oversheath is very excellent, can-40 DEG C time, keep elongation rate of tensile failure to be not less than 200%, thus has possessed the ability adapting to field low temperature environment; Finally reach the object adapting to the adverse circumstances such as field low temperature, wearing and tearing.
Description
Technical field
The utility model relates to high-tension electricity transportation art, particularly relates to a kind of high-voltage flexible cable being applicable to wild environment.
Background technology
High-tension cable is the one of power cable, referring to the power cable for transmitting between 10KV-35KV (1KV=1000V), being applied to the major trunk roads of electric power transfer more.
Nowadays, existing high-tension cable part from inside to outside generally comprises: conductor, insulation, sheath, inserts (armouring), external insulation.Certainly, armored high-voltage cable is mainly used in buried, can resist the compressing of high strength on ground, can prevent other damage simultaneously.But existing high-tension cable ubiquity is not low temperature resistant, not rub resistance and the problem such as useful life is short, cannot adapt to low temperature and the rugged environment in field.
Utility model content
In order to solve the problem, the utility model provides a kind of high-voltage flexible cable being applicable to wild environment, possesses resistance to low temperature excellence, normally can use under-40 DEG C of low temperature wild environments; Bending property and crocking resistance well, add the useful life of product; Electrical property is the advantage such as more excellent compared with external similar products.
Above-mentioned a kind of high-voltage flexible cable being applicable to wild environment, wherein, the inside of described cable comprises power line, ground wire and control line, is provided with semiconducting filler thing between described power line, ground wire and control line; Described power line comprises the power wire core, conductor shield, power line insulating barrier and the insulation screen that set gradually from the inside to the outside; Described conductor shield is the version that semiconductive material extrudes, and described insulation screen is the version extruding semiconducting rubber layer, and described ground wire comprises wire core and is wrapped in the ground wire coating layer outside wire core; Described control line comprises control conductor and is wrapped in the control line coating layer outside control conductor;
The surface of described cable comprises the oversheath, inner sheath and the semiconductive lapping layer that set gradually from outside to inside, and be also provided with reinforced layer between described oversheath and inner sheath, described oversheath is elongation rate of tensile failure >=200%-40 DEG C time.
In the said equipment, described reinforced layer is synthetic fibers braid.
In the said equipment, the quantity of described power line is 3, and the area of described power wire core cross section is 50mm
2.
In the said equipment, the quantity of described ground wire is 2, and the area of described wire core cross section is 25mm
2.
In the said equipment, the quantity of described control line is 1, and the area of described control conductor cross section is 25mm
2.
In the said equipment, the thickness of described power line insulating barrier is 4mm.
In the said equipment, the thickness of described control line coating layer is 2mm.
In the said equipment, described oversheath is the red rubber of wear-resisting type and thickness is 4.5mm.
In the said equipment, described power wire core, wire core and control conductor are tin-coated copper core conductor.
Advantage of the present utility model and beneficial effect are: the utility model provides a kind of high-voltage flexible cable being applicable to wild environment, have employed duplex sheath structure, and has increased reinforced layer newly between two-layer sheath, thus improves the mechanical performance of cable; Meanwhile, the resistance to low temperature of oversheath is very excellent, can-40 DEG C time, keep elongation rate of tensile failure to be not less than 200%, thus has possessed the ability adapting to field low temperature environment; Finally reach the object adapting to the adverse circumstances such as field low temperature, wearing and tearing.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic cross-section of the utility model mesohigh flexible cable.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection range of the present utility model with this.
As shown in Figure 1, the utility model describes a kind of high-voltage flexible cable being applicable to wild environment, and the area comprising three sliver transvers sections is 50mm
2the area of power line 1, two sliver transvers section be 25mm
2ground wire 2 and the area of a sliver transvers section be similarly 25mm
2control line 3, and be provided with semiconducting filler thing 4 in space between power line 1, ground wire 2 and this three of control line 3.
Wherein, power line 1 comprises the power wire core 11, conductor shield 12, power line insulating barrier 13 and the insulation screen 14 that set gradually from the inside to the outside, this power wire core 11 tin-coated copper core conductor resistance maximum 20 DEG C time is 0.393 Ω/km, preferably, the thickness of above-mentioned power line insulating barrier 13 is 4mm;
Further, the version that above-mentioned conductor shield 12 adopts semiconductive material to extrude, and be not counted in insulation thickness; Insulation screen 14 then employing extrudes semiconducting rubber Rotating fields form, and semi-conductive layer sheet resistance≤103 Ω, peelable intensity 5N/mm ~ 48N/mm.
Meanwhile, the ground wire coating layer 22 that ground wire 2 comprises wire core 21 and is wrapped in outside wire core 21, this wire core 21 tin-coated copper core conductor resistance maximum 20 DEG C time is 0.795 Ω/km.
In addition, the control line coating layer 32 that control line 3 comprises control conductor 31 and is wrapped in outside control conductor 31, and control conductor 31 tin-coated copper core conductor resistance maximum 20 DEG C time is 0.795 Ω/km, preferably, the thickness of above-mentioned control line coating layer 32 is 2mm.
Preferably, above-mentioned power wire core 11, wire core 21 and control conductor 31 are tin-coated copper core conductor.
Further, in the utility model, the surface of cable comprises the oversheath 7, inner sheath 6 and the semiconductive lapping layer 5 that set gradually from outside to inside, and between oversheath 7 and inner sheath 6, be also provided with reinforced layer (not marking in the drawings), this oversheath 7, preferably, above-mentioned oversheath 7 is that nylon yarn is strengthened and polyolefin-type oversheath, and its elongation rate of tensile failure-40 DEG C time can keep being not less than 200%, and thickness is only 4.5mm.
Preferably, above-mentioned reinforced layer is synthetic fibers braid, thus improves the mechanical performance such as wear-resistant of cable.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (9)
1. be applicable to a high-voltage flexible cable for wild environment, it is characterized in that, the inside of described cable comprises power line, ground wire and control line, is provided with semiconducting filler thing between described power line, ground wire and control line; Described power line comprises the power wire core, conductor shield, power line insulating barrier and the insulation screen that set gradually from the inside to the outside; Described conductor shield is that semiconductive material extrudes structure, and described insulation screen is for extruding semiconducting rubber Rotating fields, and described ground wire comprises wire core and is wrapped in the ground wire coating layer outside wire core; Described control line comprises control conductor and is wrapped in the control line coating layer outside control conductor;
The surface of described cable comprises the oversheath, inner sheath and the semiconductive lapping layer that set gradually from outside to inside, and be also provided with reinforced layer between described oversheath and inner sheath, described oversheath is elongation rate of tensile failure >=200%-40 DEG C time.
2. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, it is characterized in that, described reinforced layer is synthetic fibers braid.
3. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, it is characterized in that, the quantity of described power line is 3, and the area of described power wire core cross section is 50mm
2.
4. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, it is characterized in that, the quantity of described ground wire is 2, and the area of described wire core cross section is 25mm
2.
5. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, it is characterized in that, the quantity of described control line is 1, and the area of described control conductor cross section is 25mm
2.
6. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, it is characterized in that, the thickness of described power line insulating barrier is 4mm.
7. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, it is characterized in that, the thickness of described control line coating layer is 2mm.
8. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, is characterized in that, described oversheath is the red rubber of wear-resisting type and thickness is 4.5mm.
9. a kind of high-voltage flexible cable being applicable to wild environment as claimed in claim 1, it is characterized in that, described power wire core, wire core and control conductor are tin-coated copper core conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420491847.XU CN204087906U (en) | 2014-08-29 | 2014-08-29 | A kind of high-voltage flexible cable being applicable to wild environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420491847.XU CN204087906U (en) | 2014-08-29 | 2014-08-29 | A kind of high-voltage flexible cable being applicable to wild environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204087906U true CN204087906U (en) | 2015-01-07 |
Family
ID=52180588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420491847.XU Expired - Fee Related CN204087906U (en) | 2014-08-29 | 2014-08-29 | A kind of high-voltage flexible cable being applicable to wild environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204087906U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681164A (en) * | 2015-01-31 | 2015-06-03 | 安徽华泰电缆科技有限公司 | High-voltage cable |
| CN106373646A (en) * | 2016-08-26 | 2017-02-01 | 江苏上上电缆集团有限公司 | Wear-resistant, drag-resistant and low-temperature resistant flexible cable and fabrication method thereof |
-
2014
- 2014-08-29 CN CN201420491847.XU patent/CN204087906U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681164A (en) * | 2015-01-31 | 2015-06-03 | 安徽华泰电缆科技有限公司 | High-voltage cable |
| CN106373646A (en) * | 2016-08-26 | 2017-02-01 | 江苏上上电缆集团有限公司 | Wear-resistant, drag-resistant and low-temperature resistant flexible cable and fabrication method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203102921U (en) | EP rubber insulation and high-voltage-resistant flat cable | |
| CN104715850A (en) | Rat-proof and ant-proof cable for coal mine | |
| CN204087906U (en) | A kind of high-voltage flexible cable being applicable to wild environment | |
| CN103943199A (en) | High-temperature-resistant compensation flat special cable | |
| CN203276949U (en) | Mining aluminium alloy conductor-contained crosslinking polyethylene insulated power cable with rated voltage of 8.7 KV or 10 KV and under | |
| CN202662372U (en) | Novel 35kv rubber sleeve flexible cable for moving | |
| CN106448852A (en) | Safe and reliable special mining cable | |
| CN205656899U (en) | Compound environmental protection cable of multipurpose | |
| CN206194407U (en) | Withstand voltage cable | |
| CN104795134A (en) | Industrial anti-interference insulated cable | |
| CN207337960U (en) | A kind of 0.6/1kv silicon rubber insulations silicone rubber jacket power cable | |
| CN105913939A (en) | Anti-tensile insulation cable used in coal mine | |
| CN201788729U (en) | Ethylene propylene rubber insulation monitoring type mine cold-resistant flexible cable | |
| CN205943534U (en) | Stretch -proofing insulated cable for coal mine | |
| CN205541990U (en) | Insulating and band -armored cable of EP rubbers | |
| CN104715811A (en) | Acid and alkali resistant cable for petrochemical industry | |
| CN205722966U (en) | The electric pallet truck private cable of rated voltage 3.6/6kV～8.7/10kV | |
| CN205406126U (en) | Flexible shielded cable for computer | |
| CN202855362U (en) | Flat cable | |
| CN204066831U (en) | A kind of lift private cable | |
| CN204480793U (en) | A kind of crosslinked polyethylene moisture-resisting water-proof industrial cable | |
| CN103943213A (en) | Ultraviolet-proof reinforcing cable | |
| CN203787140U (en) | Reel flat cable with nominal voltage from 6 to 35kV | |
| CN204463940U (en) | A kind of resistance to torsion anti-interference blower fan tower bucket control cables | |
| CN208922755U (en) | A kind of Novel fireproof cable |
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 |
Granted publication date: 20150107 Termination date: 20160829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |