CN210245129U - High-temperature-resistant network composite cable - Google Patents
High-temperature-resistant network composite cable Download PDFInfo
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- CN210245129U CN210245129U CN201921273451.7U CN201921273451U CN210245129U CN 210245129 U CN210245129 U CN 210245129U CN 201921273451 U CN201921273451 U CN 201921273451U CN 210245129 U CN210245129 U CN 210245129U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The utility model provides a high temperature resistant network integrated cable, which consists of a cable core and a composite coating layer wrapping the cable core; the cable core is formed by twisting a radio frequency coaxial signal cable, a pair-twisted shielding data transmission cable and a high-frequency cable; the composite coating layer at least comprises a glass fiber layer, a shielding layer and a temperature-resistant rubber layer, and the temperature-resistant rubber layer is the outermost layer. The utility model discloses the cable is high temperature resistant, and long-term service environment temperature is 250 ℃, can be used for transmitting high low frequency radio frequency signal and data simultaneously and avoid electromagnetic field interference, and cable occupation space is little, is fit for being used for the space flight communication field.
Description
Technical Field
The utility model relates to a wire and cable field, concretely relates to high temperature resistant network composite cable for space flight communication field.
Background
Cables are generally rope-like cables made up of several or groups of conductors twisted together to transmit power or information from one location to another, each group being insulated from one another and often twisted around a center, the entire outer surface being covered with a highly insulating coating. Most of cables are direct-current cables, more cables are laid outdoors, moisture protection, insolation prevention, cold resistance, heat resistance and ultraviolet resistance are needed, and acid and alkali resistance and other chemical substances are needed in some special environments.
Each cable has its own corresponding weight and volume, and the mass and volume of the cable applied to the field of aerospace communication are limited, so that the number of the cables is also limited. At present, a twisted-pair shielding data transmission cable, a radio frequency coaxial signal cable and a high-frequency cable are separately and independently installed, and circuits of the twisted-pair shielding data transmission cable, the radio frequency coaxial signal cable and the high-frequency cable occupy large space and are not high in temperature resistance. In addition, because higher harmonics and electromagnetic interference generated during the operation of the cable can interfere with the signal transmission of the control signal cable, the cable and the control signal cable cannot be simply manufactured into a comprehensive cable to realize multiple purposes. At present, a high-temperature resistant cable with mixed high-frequency and low-frequency radio frequency signal transmission and data transmission is not available. Therefore, a high-temperature-resistant network composite cable needs to be developed to meet the market demand.
Disclosure of Invention
The defect to above-mentioned current cable, the utility model aims at providing a pair twist shielding data transmission cable, radio frequency coaxial signal cable, high frequency cable are adorned thoughtlessly for the high temperature resistant network composite cable in aerospace communication field.
The utility model provides an above-mentioned technical problem specifically adopt following technical scheme:
a high temperature resistant network integrated cable is composed of a cable core and a composite coating layer wrapping the cable core; the cable core is formed by twisting a radio frequency coaxial signal cable, a twisted pair shielding data transmission cable and a high-frequency cable; the composite coating layer at least comprises a glass fiber layer, a shielding layer and a temperature-resistant rubber layer, and the temperature-resistant rubber layer is the outermost layer.
In the preferred embodiment of the present invention, the composite coating layer further comprises a polyimide film layer.
In a further preferred embodiment of the present invention, the polyimide film layer is divided into a first polyimide film layer and a second polyimide film layer; the glass fiber layer is arranged between the first polyimide film layer and the second polyimide film layer.
The utility model discloses in the preferred scheme, the radio frequency coaxial signal cable wrap up insulating layer, shielding layer and plastics restrictive coating in proper order by electrically conductive heart yearn and constitute.
The utility model discloses in the preferred scheme, pair twist shielding data transmission cable wrap up shielding layer and plastics restrictive coating in proper order by the pair twist sinle silk of taking the insulating layer and constitute, and be in the shielding layer inboard be equipped with the drainage wire.
The utility model discloses in the further preferred scheme, the drainage wire inside and outside set up the compound belting layer of plastic-aluminum respectively.
The utility model discloses in the scheme of still further preferred, shielding layer and plastic sheath layer between still be equipped with the fluoroplastics rete.
The utility model discloses in the preferred scheme, the high frequency cable constitute by star hank sinle silk parcel shielding layer and the plastics restrictive coating of taking the insulating layer.
The utility model discloses in the further preferred scheme, the star hank sinle silk the insulating layer with further be equipped with raw material belt layer and aluminum-plastic composite strip layer between the shielding layer.
The utility model discloses in the preferred scheme, the cable core by one pair twist shield data transmission cable, one high frequency cable and two the coaxial signal cable of radio frequency strand together and constitute.
In a further preferred embodiment of the present invention, the cable core further comprises a filling material.
In the cable of the present invention, the glass fiber layer may be a glass fiber form acceptable to various cable manufacturing processes in the prior art, and is preferably a glass fiber woven layer.
In the cable of the utility model, the shielding layer can be a shielding layer woven by various metal fibers, preferably a shielding layer woven by silver-plated copper wires or a shielding layer woven by tinned copper wires; the utility model discloses in the more preferred scheme, the shielding layer of compound coating with the shielding layer that pair twist shielding data transmission cable was tinned wire and weaves, the shielding layer of radio frequency coaxial signal cable with the shielding layer of high frequency cable is the shielding layer that silvered wire weaves.
In the cable, the temperature resistant rubber layer of composite coating layer can be multiple temperature resistant rubber material layer among the prior art, preferred silastic layer.
The cable in, the insulating layer can be among the prior art multiple material layer that is used for the cable insulation, preferred fluoroplastics insulating layer.
In the cable, the plastic sheath layer can be the multiple plastic sheath material layer that is fit for the cable cladding and uses among the prior art, preferred fluoroplastics restrictive coating.
In the most preferred scheme of the utility model, as shown in fig. 1, the high temperature resistant network integrated cable is composed of two radio frequency coaxial signal cables 6, one pair twist shielding data transmission cable 11 and one high frequency cable 13 twisted together with a filling material 15 to form a cable core, the cable core is wrapped with a first polyimide film 18a, a glass fiber braided layer 19, a second polyimide film 18b, a tinned copper wire braided shielding layer 9 and a silicon rubber sheath layer 21 in sequence; each radio frequency coaxial signal cable comprises a conductive core wire 1, wherein a fluoroplastic insulating layer 2, a silver-plated copper wire braided shielding layer 3 and a fluoroplastic sheath layer 4 are sequentially wrapped outside the conductive core wire 1; the pair-twisted shielded data transmission cable comprises a pair of twisted wires, wherein each wire of the pair of twisted wires comprises a conductive core wire 1 and a fluoroplastic insulating layer 2 wrapped on the outer surface of the conductive core wire, and the pair of twisted wires are sequentially wrapped with a double-layer aluminum-plastic composite belt 7 with a drainage wire 8 arranged in the middle, a tinned copper wire braided shielding layer 9, a fluoroplastic film 10 and a fluoroplastic sheath layer 4; the high-frequency cable comprises a star stranded wire, wherein each wire of the star stranded wire comprises a conductive core wire 1 and a fluoroplastic insulating layer 2 coated on the surface of the conductive core wire, and a fluoroplastic raw material belt layer 14, an aluminum-plastic composite belt 7, a silver-plated copper wire braided shielding layer 3 and a fluoroplastic sheath layer 4 are sequentially coated outside the star stranded wire.
The utility model discloses in, fluoroplastic insulating layer, silver-plated (tin) copper wire woven's shielding layer, fluoroplastic restrictive coating, plastic-aluminum composite tape, drainage wire, polyimide film, glass fiber weaving layer, silicon rubber restrictive coating etc. all can adopt existing each corresponding material among the prior art, and to the same type material of different positions, fluoroplastic insulating layer in the radio frequency coaxial signal cable and the fluoroplastic insulating layer in the twist-pair shielding data transmission cable for example, they can be the same, also can be different.
The technical scheme of the utility model following beneficial effect has:
the utility model discloses a compound coating is through setting up multilayer temperature resistant material layer, including temperature resistant glass fiber layer, temperature resistant rubber layer etc. make the cable wholly have excellent high temperature resistance, and long-term service environment temperature is 250 ℃.
The utility model discloses a pair twist shielding data transmission cable, radio frequency coaxial signal cable, high frequency cable are adorned in mixture and are constituteed, can be used for transmitting high low frequency radio frequency signal and data simultaneously, moreover through the shielding layer of every cable setting in the cable core and set up the shielding layer in compound cladding, can avoid electromagnetic field interference effectively.
The cable occupies a small space and is suitable for the field of aerospace communication.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments:
fig. 1 is a schematic cross-sectional structure view of the whole integrated cable according to embodiment 1 of the present invention.
Fig. 2 is the cross section structure schematic diagram of the twisted pair shielding data transmission cable and the high frequency cable part in the composite cable according to embodiment 1 of the present invention.
In the figure:
the cable comprises a 1-conductive core wire, a 2-fluoroplastic insulating layer, a 3-silver-plated copper wire braided shielding layer, a 4-fluoroplastic sheath layer, a 6-radio frequency coaxial signal cable, a 7-aluminum-plastic composite belt, an 8-drainage wire, a 9-tinned copper wire braided shielding layer, a 10-fluoroplastic film, an 11-twisted pair shielding data transmission cable, a 13-high-frequency cable, a 14-fluoroplastic raw material belt, a 15-filling material, an 18 a-first polyimide film, an 18 b-second polyimide film, a 19-glass fiber braided layer and a 21-silicon rubber sheath layer.
Detailed Description
Example 1
A high-temperature-resistant network comprehensive cable is characterized in that as shown in figure 1, the high-temperature-resistant network comprehensive cable is formed by twisting two radio-frequency coaxial signal cables 6, one pair-twisted shielding data transmission cable 11, one high-frequency cable 13 and a filling material 15 together to form a cable core, and a first polyimide film 18a, a glass fiber braided layer 19, a second polyimide film 18b, a tinned copper wire braided shielding layer 9 and a silicon rubber sheath layer 21 are sequentially wrapped outside the cable core; each radio frequency coaxial signal cable comprises a conductive core wire 1, wherein a fluoroplastic insulating layer 2, a silver-plated copper wire braided shielding layer 3 and a fluoroplastic sheath layer 4 are sequentially wrapped outside the conductive core wire 1; as shown in fig. 2, the twisted-pair shielded data transmission cable 11 includes twisted pairs, each wire of the twisted pairs includes a conductive core wire 1 and a fluoroplastic insulating layer 2 wrapped on the outer surface thereof, the twisted pairs are sequentially wrapped with a double-layer aluminum-plastic composite belt 7 with a drainage wire 8 in the middle, a shielding layer 9 braided by tinned copper wires, a fluoroplastic film 10, and a fluoroplastic sheath layer 4; the high-frequency cable 13 comprises a star stranded wire, each wire of the star stranded wire comprises a conductive core wire 1 and a fluoroplastic insulating layer 2 coated on the surface of the conductive core wire, and a fluoroplastic raw material belt layer 14, an aluminum-plastic composite belt 7, a silver-plated copper wire braided shielding layer 3 and a fluoroplastic sheath layer 4 are sequentially coated outside the star stranded wire.
The fluoroplastic insulating layer, the shielding layer braided by silver (tin) plated copper wires, the fluoroplastic sheath layer, the aluminum-plastic composite belt, the drainage wire, the polyimide film, the glass fiber braid layer, the silicon rubber sheath layer and the like can all adopt various corresponding materials existing in the prior art, and the fluoroplastic insulating layer in the radio frequency coaxial signal cable and the fluoroplastic insulating layer in the twisted-pair shielding data transmission cable can be the same or different for the same type of materials at different positions.
It should be understood by those skilled in the art that the above embodiments are only used for illustrating the book utility model and not as a limitation of the present invention, and that the changes and modifications to the above embodiments are all within the scope of the claims of the present invention as long as they are within the spirit of the present invention.
Claims (10)
1. A high temperature resistant network integrated cable is composed of a cable core and a composite coating layer wrapping the cable core; the cable core is formed by twisting a radio frequency coaxial signal cable, a twisted pair shielding data transmission cable and a high-frequency cable; the composite coating layer at least comprises a glass fiber layer, a shielding layer and a temperature-resistant rubber layer, and the temperature-resistant rubber layer is the outermost layer.
2. The cable of claim 1, wherein: the composite coating layer further comprises a polyimide film layer.
3. The cable of claim 2, wherein: the polyimide film layer is divided into a first polyimide film layer and a second polyimide film layer; the glass fiber layer is arranged between the first polyimide film layer and the second polyimide film layer.
4. The cable of claim 1, wherein: the radio frequency coaxial signal cable is formed by sequentially wrapping an insulating layer, a shielding layer and a plastic sheath layer by a conductive core wire.
5. The cable of claim 1, wherein: the pair-twisted shielding data transmission cable is formed by sequentially wrapping a shielding layer and a plastic sheath layer by a pair-twisted wire core with an insulating layer, and a drainage wire is arranged on the inner side of the shielding layer; the inner side and the outer side of the drainage wire are respectively provided with an aluminum-plastic composite belt layer; and a fluoroplastic film layer is arranged between the shielding layer and the plastic sheath layer.
6. The cable of claim 1, wherein: the high-frequency cable is formed by wrapping a shielding layer and a plastic sheath layer by a star-twisted wire core with an insulating layer; and a raw material belt layer and an aluminum-plastic composite belt layer are further arranged between the insulating layer of the star-quad wire core and the shielding layer.
7. The cable of claim 1, wherein: the cable core is formed by twisting the pair-twisted shielding data transmission cable, the high-frequency cable and the two radio-frequency coaxial signal cables together.
8. The cable of claim 6, wherein: the glass fiber layer is a glass fiber braided layer; the shielding layer is a shielding layer braided by silver-plated copper wires or a shielding layer braided by tinned copper wires; the temperature-resistant rubber layer of the composite coating layer is a silicone rubber layer; the insulating layer is a fluoroplastic insulating layer; the plastic sheath layer is a fluoroplastic sheath layer.
9. The cable of claim 8, wherein: the shielding layer of the composite coating layer and the shielding layer of the twisted-pair shielding data transmission cable are shielding layers woven by tinned copper wires, and the shielding layer of the radio-frequency coaxial signal cable and the shielding layer of the high-frequency cable are shielding layers woven by silvered copper wires.
10. The cable of claim 1, wherein: the high-temperature-resistant network comprehensive cable is formed by twisting two radio-frequency coaxial signal cables (6), one twisted-pair shielding data transmission cable (11), one high-frequency cable (13) and a filling material (15) together to form a cable core, wherein a first polyimide film (18a), a glass fiber woven layer (19), a second polyimide film (18b), a tinned copper wire woven shielding layer (9) and a silicon rubber sheath layer (21) are sequentially wrapped outside the cable core; each radio frequency coaxial signal cable comprises a conductive core wire (1), wherein a fluoroplastic insulating layer (2), a silver-plated copper wire braided shielding layer (3) and a fluoroplastic sheath layer (4) are sequentially wrapped outside the conductive core wire (1); the pair-twisted shielded data transmission cable comprises a pair of twisted wires, wherein each wire of the pair of twisted wires comprises a conductive core wire (1) and a fluoroplastic insulating layer (2) wrapped on the outer surface of the conductive core wire, and the pair of twisted wires are sequentially wrapped with a double-layer aluminum-plastic composite belt (7) with a drainage wire (8) arranged in the middle, a shielding layer (9) woven by tinned copper wires, a fluoroplastic film (10) and a fluoroplastic sheath layer (4); the high-frequency cable comprises a star stranded wire, wherein each star stranded wire comprises a conductive core wire (1) and a fluoroplastic insulating layer (2) coated on the surface of the conductive core wire, and a fluoroplastic raw material belt layer (14), an aluminum-plastic composite belt (7), a shielding layer (3) woven by silver-plated copper wires and a fluoroplastic sheath layer (4) are sequentially coated outside the star stranded wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273451.7U CN210245129U (en) | 2019-08-07 | 2019-08-07 | High-temperature-resistant network composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273451.7U CN210245129U (en) | 2019-08-07 | 2019-08-07 | High-temperature-resistant network composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210245129U true CN210245129U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921273451.7U Active CN210245129U (en) | 2019-08-07 | 2019-08-07 | High-temperature-resistant network composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210245129U (en) |
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2019
- 2019-08-07 CN CN201921273451.7U patent/CN210245129U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.69 Jinji Road, wujiaxiang Industrial Park, Yisuhe, Xiangtan County, Xiangtan City, Hunan Province Patentee after: Xiangtan special cable Co., Ltd Address before: 411228, Jinji Road, easy Town, Xiangtan County, Xiangtan City, Hunan Province, 69 Patentee before: XIANGTAN SPECIAL CABLE Co.,Ltd. |
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| CP03 | Change of name, title or address |