CN201298383Y - High temperature resistant compensating cable - Google Patents
High temperature resistant compensating cable Download PDFInfo
- Publication number
- CN201298383Y CN201298383Y CNU2008201787137U CN200820178713U CN201298383Y CN 201298383 Y CN201298383 Y CN 201298383Y CN U2008201787137 U CNU2008201787137 U CN U2008201787137U CN 200820178713 U CN200820178713 U CN 200820178713U CN 201298383 Y CN201298383 Y CN 201298383Y
- Authority
- CN
- China
- Prior art keywords
- high temperature
- temperature resistant
- cable
- resistant compensating
- cable core
- 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
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- 239000004020 conductor Substances 0.000 claims abstract description 18
- 229920002313 fluoropolymer Polymers 0.000 claims abstract description 18
- 229920000728 polyester Polymers 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 20
- 239000003365 glass fiber Substances 0.000 claims description 15
- 230000004888 barrier function Effects 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 12
- 238000009954 braiding Methods 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 239000000839 emulsion Substances 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 230000008029 eradication Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 8
- 239000012774 insulation material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- -1 perfluoroethylene-propylene Chemical group 0.000 description 2
- 241001589086 Bellapiscis medius Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model discloses a high temperature resistant compensating cable which comprises one or a plurality of cable core structures, each cable core structure comprises two parallel insulated wire cores which are articulated with each other, and each insulated wire core comprises a conductor and an insulating layer which wraps the surface of the conductor; the utmost outer layers of the cable core structures are provided with shielding layers, the inner surfaces of the shielding layers are provided with polyester belts, and the two parallel insulated wire cores are wrapped by the polyester belts and the shielding layers. With the technical scheme, the high temperature resistant compensating cable adopts a plurality of jackets and insulation so as to prevent the high temperature from influencing a cable conductor, jacket and insulation materials are all fluoroplastic, due to the high temperature resistance and other superior properties of the fluoroplastic, the high temperature resistant compensating cable has high temperature resistance, can meet the requirement of a compensating cable which can be connected with a high temperature thermocouple and can also normally work under high temperature and transmit precise signals. The high temperature resistant compensating cable is improved on the basis of a common compensating cable, thereby having low cost.
Description
Technical field
The utility model belongs to the technical field of electric assembling with cable, and specifically, the utility model relates to a kind of high temperature resistant compensating cable.
Background technology
High temperature thermocouple is used for complicated hot environment.In this environment, except very high temperature influences cable, also can produce oxidation and oxide etch thereof, also to bear the influence of harsh service condition such as bigger air-flow, granule impact.
Be used to connect the compensating cable of thermocouple, the cold junction of multiple spot thermode and mobile thermocouple is extended in its effect, connect and compose the multi-point temperature measurement system with Displaying Meter, when using high temperature thermocouple, the influence that the mechanical and physical performance of the insulation of the common compensating cable under the high temperature and sheath etc. and electrical property all will be subjected to high temperature, oxidation, impulsive force, thus the physical and mechanical properties of cable is descended and cisco unity malfunction.Therefore the signal of telecommunication of transmission has just had deviation, can not satisfy the accurately needs of transmission of signal.
The utility model content
Problem to be solved in the utility model provides a kind of high temperature resistant compensating cable, its objective is to make cable operate as normal at high temperature, transmits accurate signal.
To achieve these goals, the technical scheme taked of the utility model is:
This high temperature resistant compensating cable provided by the utility model, comprising one or more cable core structure, comprise two also insulated wire cores of pair twist arranged side by side in the described cable core structure, the structure of each insulated wire cores comprises a conductor, is wrapped in the insulating barrier on the described conductive surface, the outermost layer of described cable core structure is established the screen of being made by metal material, the inner surface of described screen is established polyester belt, and described polyester belt and screen thoroughly do away with edge core parcel with two.
For making the utility model more perfect, more detailed and concrete technical scheme below also further having proposed, to obtain best practical function, realize goal of the invention better, and improve novelty of the present utility model and creativeness:
High temperature resistant compensating cable described in the utility model is established twining package tape with all cable core structure parcels, at described twining package tape peripheral hardware inner sheath and oversheath.
The radical of cable core structure described in the utility model is 1～61.
Screen described in the utility model is made of the copper wire braiding on the surface for the polyester belt outside the two eradication edge cores behind pair twist; The stranded stranding of described many cable core structures extrudes sheath in appearance.
The material of insulating barrier described in the utility model is fluoroplastics; The material of described inner sheath is fluoroplastics.
Twining package tape described in the utility model be shaped as strip with certain width, the wrapped and hand of spiral of spiral is left-hand; The employing scrap (bridge) is wrapped, and the width of scrap (bridge) is 10%～15% of a twining package tape width, and wrapped lead angle is 25 °～40 °.
The material of twining package tape described in the utility model is a glass fiber tape.
In the space that in described twining package tape, by many cable core structures, forms, establish gasket for packing.The material of described gasket for packing is a glass fibre.
Oversheath described in the utility model closely is wrapped on the described inner sheath outer surface, and its structure is the netted sleeve pipe that glass fiber yarn is woven into; Its material is the resistant to elevated temperatures jacket material that glass fiber yarn soaks fluoroplastics emulsion and drying processing.
In technique scheme of the present utility model, adopt multiple sheath and insulation, avoid the influence of high temperature to cable conductor; The material of sheath and insulation is fluoroplastics, because high temperature resistant and other excellent properties of fluoroplastics make the cable can be high temperature resistant, satisfies the demand of the compensating cable that can be connected with high temperature thermocouple, makes cable operate as normal at high temperature, transmits accurate signal.This high temperature resistant compensating cable is to carry out improvedly on the basis of common compensating cable, and cost is not high.
Description of drawings
Below expressed content of the accompanying drawing of this specification and the mark among the figure are made brief description:
Fig. 1 is the structural representation of the cable core structure cross section in the utility model;
The structural representation of the cross section of the high temperature resistant compensating cable that Fig. 2 provides for the utility model.
Be labeled as among the figure:
1, conductor, 2, insulating barrier, 3, polyester belt, 4, screen, 5, gasket for packing, 6, twining package tape, 7, inner sheath, 8, oversheath, 9, cable core structure.
Embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and operation principle, the manufacturing process of the mutual alignment between the shape of embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.Figure notation behind the technical characterictic is consistent with the mark in the accompanying drawing.
As Fig. 1 and the expressed structure of the present utility model of Fig. 2, the utility model is a kind of high temperature resistant compensating cable, comprising one or more cable core structure 9.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize making cable operate as normal at high temperature, transmit the goal of the invention of accurate signal, the technical scheme that the utility model is taked is:
For satisfying the demand of the compensating cable that can be connected with high temperature thermocouple, common compensating cable is improved, high temperature resistant compensating cable is exactly improved result.Adopt multiple sheath and insulation, avoid the influence of high temperature cable conductor; The material of sheath and insulation is fluoroplastics, because high temperature resistant and other excellent properties of fluoroplastics make the cable can be high temperature resistant, satisfies the demand of the compensating cable that can be connected with high temperature thermocouple, makes cable operate as normal at high temperature, transmits accurate signal.This high temperature resistant compensating cable is to carry out improvedly on the basis of common compensating cable, and cost is not high.
Be concrete exemplifying embodiment of the present utility model below, select for use for those skilled in the art's reference when implementing the utility model:
Embodiment one:
High temperature resistant compensating cable described in the utility model is established twining package tape 6 with all cable core structure 9 parcels, at described twining package tape 6 peripheral hardware inner sheaths 7 and oversheath 8.
Embodiment two:
The radical of cable core structure 9 described in the utility model is 1～61.
Embodiment four:
Screen 4 described in the utility model is made of the copper wire braiding on the surface for the polyester belt 3 outside the two eradication edge cores behind pair twist.
Embodiment five:
Many cable core structures 9 stranded strandings described in the utility model extrude sheath in appearance.
Embodiment six:
The material of insulating barrier 2 described in the utility model is fluoroplastics.For making conductor have certain flexibility, insulating barrier 2 adopts perfluoroethylene-propylene (F46), can select the FEP-T series of products of Shanghai plastic institute development for use.
Insulating barrier 2 adopts extruder to extrude, and when extruding insulating barrier 2, the various piece temperature of extruder will reach setting, unwrapping wire is wanted tensioning, and the rotating speed of screw rod, the speed of traction are up to specification, with reference to the suitable mould of the size Selection of core, can not be eccentric during unwrapping wire, each parts are wanted co-ordination.
In above-mentioned technical process, stop insulating barrier 2 surfaces and phenomenons such as bubble, flake, fold occur.
Embodiment seven:
The material of inner sheath 7 described in the utility model is fluoroplastics.For making conductor 1 have certain flexibility, inner sheath 7 adopts perfluoroethylene-propylene (F46), can select the FEP-T series of products of Shanghai plastic institute development for use.
Embodiment eight:
Twining package tape 6 described in the utility model be shaped as strip with certain width, the wrapped and hand of spiral of spiral is left-hand; The employing scrap (bridge) is wrapped, and the width of scrap (bridge) is 10%～15% of twining package tape 6 width, and wrapped lead angle is 25 °～40 °.
Adopting the wrapped effect of twining package tape is to make when extruding sheath, and conductor 1 and gasket for packing 5 are difficult for scattering and guarantee the whole cable quality.
Embodiment nine:
The material of twining package tape 6 described in the utility model is a glass fiber tape.Glass fibre had both had certain intensity, and good insulation performance, high temperature resistant heat insulating function are arranged again.
Embodiment ten:
In the space that the utility model forms, establish gasket for packing 5 in described twining package tape 6, by many cable core structures 9.The material of described gasket for packing 5 is a glass cord.
The fill process of this cable provided by the utility model is the gasket for packing made from glass cord 3, and the space of stranding is filled up, and keeps the rounding property of high temperature resistant compensating cable.
Embodiment 11:
Oversheath 8 described in the utility model closely is wrapped on described inner sheath 5 outer surfaces, and its structure is the netted sleeve pipe that glass fiber yarn is woven into; Its material is the resistant to elevated temperatures jacket material that glass fiber yarn soaks fluoroplastics emulsion and drying processing.
The mesh grid that the employing glass fiber yarn is woven into is as oversheath 8, and its effect is to make cable bear higher temperature.
Embodiment 12:
High temperature resistant compensation described in the utility model is conductor 1, insulating barrier 2, polyester belt 3, screen 4, gasket for packing 5, twining package tape 6, inner sheath 7, oversheath 8 from inside to outside successively.Because high temperature resistant and other excellent properties of fluoroplastics make the cable can be high temperature resistant, satisfy actual needs.
Its process for making is:
1, conductor 1 twisted wire: select the high-quality conductor for use according to the GB4990 regulation, select suitable thread reaming machine with reference to JB/T7495-94 and according to the concrete condition of conductor 1, turning to of the rotating speed of the wrapped head of the speed of twisted wire, the rotating speed of traction, wrapped mica tape and wrapped head is all up to specification.The general industry power circuit, the cable of three leads of employing.
2, insulating barrier 2 adopts extruder to extrude, when extruding insulating barrier 2, the various piece temperature of extruder will reach setting, unwrapping wire is wanted tensioning, the rotating speed of screw rod, the speed of traction are up to specification, with reference to the suitable mould of the size Selection of core, can not be eccentric during unwrapping wire, each parts are wanted co-ordination.
3, pair twist: the both positive and negative polarity insulated wire cores that each is paired uses pair twister stranded respectively, forms cable core structure 9, and twisting pitch can not be greater than 100mm, and the twisting pitch of each stranded core should be different, avoid the phase mutual interference.
4, woven shield: at the screen 4 of cable core structure 9 braiding copper wires.
5, stranding: select suitable cabler then, with many cable core structures 9, braiding copper wire screen 4 backs add gasket for packing 5, carry out stranding by the requirement that section distributes.The direction of stranding is generally dextrad.The stranding lay ratio will comply with relevant regulations, and the speed of each parts also will be followed the pertinent regulations of operation card.
Gasket for packing 5: promptly the space of stranding is filled up the rounding property of maintenance cable and high temperature resistant with glass fiber tape.
6, wrapped: the direction of twining package tape 6 is a left-hand, and employing is put up wrapped, puts up size and is 10%～15% of twining package tape 6 width, and wrapped lead angle is 25 °～40 °.
7, extrude inner sheath: directly extrude the fluoroplastics sheath then, method is with extruding insulation.
8, braiding oversheath: outermost layer soaks the resistant to elevated temperatures glass fiber yarn mesh grid of fluoroplastics emulsion and drying processing for the one deck with the braiding machine braiding.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection range of the present utility model.
Claims (10)
1, a kind of high temperature resistant compensating cable, comprise one or more cable core structure (9), it is characterized in that: comprise two also insulated wire cores of pair twist arranged side by side in the described cable core structure (9), the structure of each insulated wire cores comprises a conductor (1), is wrapped in the lip-deep insulating barrier of described conductor (1) (2), the outermost layer of described cable core structure (9) is established the screen of being made by metal material (4), the inner surface of described screen (4) is established polyester belt (3), and described polyester belt (3) and screen (4) thoroughly do away with edge core parcel with two.
2, according to the described high temperature resistant compensating cable of claim 1, it is characterized in that: described high temperature resistant compensating cable is established twining package tape (6) with all cable core structures (9) parcel, at described twining package tape (6) peripheral hardware inner sheath (7) and oversheath (8).
3, according to claim 1 or 2 described high temperature resistant compensating cables, it is characterized in that: in described high temperature resistant compensating cable, the radical of described cable core structure (9) is 1～61.
4, according to claim 1 or 2 described high temperature resistant compensating cables, it is characterized in that: described screen (4) is made of the copper wire braiding on the surface for the polyester belt (3) outside the two eradication edge cores behind pair twist; The stranded stranding of described many cable core structures (9) extrudes sheath in appearance.
5, according to claim 1 or 2 described high temperature resistant compensating cables, it is characterized in that: the material of described insulating barrier (2) is fluoroplastics; The material of described inner sheath (7) is fluoroplastics.
6, according to the described high temperature resistant compensating cable of claim 2, it is characterized in that: described twining package tape (6) be shaped as strip with certain width, the wrapped and hand of spiral of spiral is left-hand; The employing scrap (bridge) is wrapped, and the width of scrap (bridge) is 10%～15% of twining package tape (a 6) width, and wrapped lead angle is 25 °～40 °.
7, according to claim 2 or 6 described high temperature resistant compensating cables, it is characterized in that: the material of described twining package tape (6) is a glass fiber tape.
8, according to claim 2 or 6 described high temperature resistant compensating cables, it is characterized in that: in the space that in described twining package tape (6), by many cable core structures (9), forms, establish gasket for packing (5).
9, according to the described high temperature resistant compensating cable of claim 8, it is characterized in that: the material of described gasket for packing (5) is a glass fibre.
10, according to claim 2 or 6 described high temperature resistant compensating cables, it is characterized in that: described oversheath (8) closely is wrapped on described inner sheath (7) outer surface, and its structure is the netted sleeve pipe that glass fiber yarn is woven into; Its material is the resistant to elevated temperatures jacket material that glass fiber yarn soaks fluoroplastics emulsion and drying processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201787137U CN201298383Y (en) | 2008-11-12 | 2008-11-12 | High temperature resistant compensating cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201787137U CN201298383Y (en) | 2008-11-12 | 2008-11-12 | High temperature resistant compensating cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201298383Y true CN201298383Y (en) | 2009-08-26 |
Family
ID=41044370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201787137U Expired - Fee Related CN201298383Y (en) | 2008-11-12 | 2008-11-12 | High temperature resistant compensating cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201298383Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101494098B (en) * | 2008-12-15 | 2012-06-20 | 安徽滨江电缆股份有限公司 | High temperature resistant compensating cable |
| CN102982876A (en) * | 2012-12-05 | 2013-03-20 | 辽宁省电力有限公司抚顺供电公司 | Compensating cable |
| CN103035340A (en) * | 2012-11-26 | 2013-04-10 | 晶锋集团股份有限公司 | Manufacture method for weather-proof power cable |
-
2008
- 2008-11-12 CN CNU2008201787137U patent/CN201298383Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101494098B (en) * | 2008-12-15 | 2012-06-20 | 安徽滨江电缆股份有限公司 | High temperature resistant compensating cable |
| CN103035340A (en) * | 2012-11-26 | 2013-04-10 | 晶锋集团股份有限公司 | Manufacture method for weather-proof power cable |
| CN102982876A (en) * | 2012-12-05 | 2013-03-20 | 辽宁省电力有限公司抚顺供电公司 | Compensating cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20131112 |