CN101494098B - High temperature resistant compensating cable - Google Patents
High temperature resistant compensating cable Download PDFInfo
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- CN101494098B CN101494098B CN2008101364974A CN200810136497A CN101494098B CN 101494098 B CN101494098 B CN 101494098B CN 2008101364974 A CN2008101364974 A CN 2008101364974A CN 200810136497 A CN200810136497 A CN 200810136497A CN 101494098 B CN101494098 B CN 101494098B
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Abstract
The invention discloses a high-temperature-resistant compensation cable which comprises a one-core structure or a multi-core structure; the core structure comprises two insulating cores which are parallel and twisted; the structure of each insulating core comprises a conductor, an insulating layer wrapping the surface of the conductor; a shielding layer is arranged at the outermost layer of the core structure; the inner surface of the shielding layer is provided with polyester strips; and the polyester strips and the shielding layer wrap the two insulating cores. In the technical proposal, a multi-layer sheath and the insulating materials are adopted to prevent the influence of the high temperature on the cable conductors; both the sheath and the insulating materials are fluoroplastics. Owing to the high temperature resistance of the fluoroplastics and other excellent performances, the cable has high temperature resistance, is capable of being connected with a high temperature thermocouple to meet the requirements of cable compensation and can work normally at high temperature and transmit precise signals. The high-temperature-resistance compensation cable is improved based on thegeneral compensation cables, thus having low cost.
Description
Technical field
The invention belongs to the technical field of electric assembling, specifically, the present invention relates to a kind of high temperature resistant compensating cable with 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; Its effect is extended the multiple spot thermode and is moved the cold junction of thermocouple; 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 receive 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.
Summary of the invention
Problem to be solved by this invention 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 present invention is:
This high temperature resistant compensating cable provided by the present invention; 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 said conductive surface, and the outermost layer of described cable core structure is established the screen of being processed by metal material; The inner surface of said screen is established polyester belt, and said polyester belt and screen wrap up two insulated cores.
For making the present invention 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 invention and creativeness:
High temperature resistant compensating cable of the present invention is established twining package tape with all cable core structure parcels, at said twining package tape peripheral hardware inner sheath and oversheath.
The radical of cable core structure of the present invention is 1～61.
Screen of the present invention is for being made up of the copper wire braiding on the surface of the polyester belt outside the two insulated cores behind pair twist; The stranded stranding of described many cable core structures extrudes sheath in appearance.
The material of insulating barrier of the present invention is fluoroplastics; The material of described inner sheath is fluoroplastics.
Twining package tape of the present invention 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 of the present invention 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 fiber.
Oversheath of the present invention 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 the fluoroplastics emulsion and handles through oven dry.
In technique scheme of the present invention, 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 on the basis of common compensating cable, to carry out improvedly, and cost is not high.
Description of drawings
Make brief description in the face of the expressed content of the accompanying drawing of this specification and the mark among the figure down:
Fig. 1 is the structural representation of the cable core structure cross section among the present invention;
Fig. 2 is the structural representation of the cross section of high temperature resistant compensating cable provided by the invention.
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; Through description to embodiment; Effect and operation principle, the manufacturing process of mutual alignment between the shape of specific embodiments of the invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc.; Do further detailed explanation, inventive concept of the present invention, technical scheme are 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.
Like Fig. 1 and the expressed structure of the present invention of Fig. 2, the present invention 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 present invention takes is:
Cable core structure 9 as shown in Figure 1; This high temperature resistant compensating cable provided by the present invention; 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 said conductor 1 lip-deep insulating barrier 2, and the outermost layer of described cable core structure 9 is established the screen of being processed by metal material 4; The inner surface of said screen 4 is established polyester belt 3, and said polyester belt 3 wraps up two insulated cores with screen 4.
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 on the basis of common compensating cable, to carry out improvedly, and cost is not high.
Be practical implementation example of the present invention below, supply those skilled in the art's reference when embodiment of the present invention to select for use:
Embodiment one:
High temperature resistant compensating cable of the present invention is established twining package tape 6 with all cable core structure 9 parcels, at said twining package tape 6 peripheral hardware inner sheaths 7 and oversheath 8.
Embodiment two:
The radical of cable core structure 9 of the present invention is 1～61.
Embodiment four:
Screen 4 of the present invention is for being made up of the copper wire braiding on the surface of the polyester belt 3 outside the two insulated cores behind pair twist.
Embodiment five:
Many cable core structures 9 stranded strandings of the present invention extrude sheath in appearance.
Embodiment six:
The material of insulating barrier 2 of the present invention 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 of the present invention 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 of the present invention 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 of the present invention is a glass fiber tape.Glass fiber 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 present invention 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 present invention is the gasket for packing of processing with 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 of the present invention 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 the fluoroplastics emulsion and handles through oven dry.
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 of the present invention 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, and 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 section distribution requirements.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: the resistant to elevated temperatures glass fiber yarn mesh grid that outermost layer soaks the fluoroplastics emulsion and handles through oven dry for the one deck with the braiding machine braiding.
Combine accompanying drawing that the present invention has been carried out exemplary description above; Obviously the concrete realization of the present invention does not receive the restriction of aforesaid way; As long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; Or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (1)
1. a high temperature resistant compensating cable comprises 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 said conductor (1) (2); The outermost layer of described cable core structure (9) is provided with the screen of being processed by metal material (4); The inner surface of said screen (4) is established polyester belt (3), and said polyester belt (3) and screen (4) wrap up two insulated cores;
Described high temperature resistant compensating cable is established twining package tape (6) with all cable core structures (9) parcel, at said twining package tape (6) peripheral hardware inner sheath (7) and oversheath (8);
In described high temperature resistant compensating cable, the radical of described cable core structure (9) is 1～61;
Described screen (4) is for being made up of the copper wire braiding on the surface of the polyester belt (3) outside the two insulated cores behind pair twist; The stranded stranding of described many cable core structures (9) extrudes sheath in appearance;
The material of described insulating barrier (2) is fluoroplastics; The material of described inner sheath (7) is fluoroplastics;
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 °;
The material of described twining package tape (6) is a glass fiber tape;
In the space that in described twining package tape (6), by many cable core structures (9), forms, establish gasket for packing (5);
The material of described gasket for packing (5) is a glass fiber;
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 the fluoroplastics emulsion and handles through oven dry;
Described high temperature resistant compensating cable process for making is:
1), conductor (1) twisted wire;
2), insulating barrier (2) adopts extruder to extrude;
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 is not more than 100mm, and the twisting pitch of each stranded core is different;
4), woven shield: the screen (4) of going up the braiding copper wire at cable core structure (9);
5), stranding: adopt cabler, with many cable core structures (9), add gasket for packing (5) in braiding copper wire screen (4) back, carry out stranding by the section distribution requirements, the direction of stranding is a dextrad;
6), wrapped: twining package tape (6) is wrapped;
7), extrude inner sheath (7): directly extrude the fluoroplastics sheath;
8), braiding oversheath (8): outermost oversheath (8) weaves with braiding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101364974A CN101494098B (en) | 2008-12-15 | 2008-12-15 | High temperature resistant compensating cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101364974A CN101494098B (en) | 2008-12-15 | 2008-12-15 | High temperature resistant compensating cable |
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| Publication Number | Publication Date |
|---|---|
| CN101494098A CN101494098A (en) | 2009-07-29 |
| CN101494098B true CN101494098B (en) | 2012-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008101364974A Active CN101494098B (en) | 2008-12-15 | 2008-12-15 | High temperature resistant compensating cable |
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| CN (1) | CN101494098B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101789280A (en) * | 2009-11-10 | 2010-07-28 | 曹洪波 | Fluoroplastic-46 insulating and shielding electric wire for aviation |
| CN102486949B (en) * | 2010-12-03 | 2014-10-15 | 上海特缆电工科技有限公司 | High temperature resistant flexible deintercalating/removing and signal transmission long line cable used for aerospace |
| CN102231299A (en) * | 2011-04-22 | 2011-11-02 | 浙江兆龙线缆有限公司 | Double-pair biaxial parallel high-speed transmission cable and manufacturing method thereof |
| CN103137254B (en) * | 2011-12-01 | 2016-06-01 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of Aeronautical cable protective sleeve |
| CN104103362A (en) * | 2013-04-10 | 2014-10-15 | 江苏远红电缆有限公司 | Novel high-temperature-resistant control cable |
| CN105225755B (en) * | 2015-10-16 | 2017-03-29 | 陕西万通电线电缆有限责任公司 | From thermometric lv power cable and its manufacture method |
| CN113689983B (en) * | 2021-08-25 | 2023-06-06 | 安徽中通电缆科技有限公司 | Fluoroplastic insulation and sheath shielding high-temperature-resistant computer cable |
| CN114446529A (en) * | 2021-12-31 | 2022-05-06 | 浙江兆龙互连科技股份有限公司 | High-speed transmission cable with novel structure and processing method thereof |
| CN117723161A (en) * | 2024-02-08 | 2024-03-19 | 江苏安胜达航天科技股份有限公司 | High-precision armored thermocouple and manufacturing method thereof |
Citations (4)
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|---|---|---|---|---|
| DE1765409A1 (en) * | 1966-11-25 | 1971-07-29 | Western Electric Co | Method and device for producing a multi-core telecommunications cable |
| CN2807415Y (en) * | 2004-12-20 | 2006-08-16 | 安徽环宇电缆集团有限公司 | Polyvinyl chloride insulated elastic rubber sheath building-out cable |
| CN200962343Y (en) * | 2006-10-16 | 2007-10-17 | 王美华 | Combustion-retarding and high-temperature resistance anti-inductor compensation cable |
| CN201298383Y (en) * | 2008-11-12 | 2009-08-26 | 安徽滨江电缆股份有限公司 | High temperature resistant compensating cable |
-
2008
- 2008-12-15 CN CN2008101364974A patent/CN101494098B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1765409A1 (en) * | 1966-11-25 | 1971-07-29 | Western Electric Co | Method and device for producing a multi-core telecommunications cable |
| CN2807415Y (en) * | 2004-12-20 | 2006-08-16 | 安徽环宇电缆集团有限公司 | Polyvinyl chloride insulated elastic rubber sheath building-out cable |
| CN200962343Y (en) * | 2006-10-16 | 2007-10-17 | 王美华 | Combustion-retarding and high-temperature resistance anti-inductor compensation cable |
| CN201298383Y (en) * | 2008-11-12 | 2009-08-26 | 安徽滨江电缆股份有限公司 | High temperature resistant compensating cable |
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| CN101494098A (en) | 2009-07-29 |
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Owner name: ZHONGTE HAXON CABLE CO., LTD. Free format text: FORMER NAME: ANHUI BINJIANG CABLE CO., LTD. |
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Address after: 241000 Jinshan Middle Road, hi tech Industry Development Zone, Yijiang District, Wuhu, Anhui Patentee after: Zhongte Haxon Cable Co., Ltd. Address before: 241000 Jinshan Middle Road, hi tech Industry Development Zone, Yijiang District, Wuhu, Anhui Patentee before: Anhui Binjiang Cable Co., Ltd. |
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