CN213025514U - High-temperature-resistant sensor cable - Google Patents
High-temperature-resistant sensor cable Download PDFInfo
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- CN213025514U CN213025514U CN202022245184.1U CN202022245184U CN213025514U CN 213025514 U CN213025514 U CN 213025514U CN 202022245184 U CN202022245184 U CN 202022245184U CN 213025514 U CN213025514 U CN 213025514U
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Abstract
The utility model provides a high temperature resistant sensor cable for solve ordinary sensor cable and can't bear the not good unstable problem of signal transmission that arouses of high temperature ambient temperature and shielding property. The signal line pair in the cable is formed by two parallel insulated wire core edge pressing longitudinal aluminum/polyester clad composite films; the insulated wire core consists of a conductor and an irradiation cross-linked polyolefin insulating layer coated outside the conductor; the two groups of signal wire pairs and the tinned copper ground wire are twisted to form a cable core, and the outer surface of the cable core is sequentially coated with a woven glass yarn inner sheath, a mica tape wrapping layer, a polyester layer and a thermoplastic TPV (thermoplastic vulcanizate) elastomer sheath. The utility model discloses have outstanding high temperature resistance, can bear great mechanical strength to possess good shielding property, insulating nature, ageing resistance and oil resistance, can bear the extreme temperature environment of high temperature, information transmission stability, reliability are high under high temperature condition, long service life.
Description
Technical Field
The utility model belongs to the cable field, in particular to high temperature resistant sensor cable.
Background
The sensor plays an increasingly important role in the scientific and technical field, industrial and agricultural production and daily life. With the development of science and technology, sensors are also continuously updated and developed. The sensor is widely applied to various fields of social development and human life, such as industrial automation, agricultural modern ratio, aerospace technology, military engineering, robotics, resource development, ocean exploration, environment monitoring, security, medical diagnosis, transportation, household appliances and the like.
Therefore, the environmental temperature difference of the sensor application is large, some applications need to be in a high-temperature environment, and therefore the cable in the sensor needs to have the property of high temperature resistance, but the common sensor cable cannot bear the high-temperature extreme environment, and the sensor application environment is complex, so that the sensor cable needs to bear high mechanical strength and also needs to have good shielding performance, and the signal transmission stability is ensured.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that ordinary sensor cable can't bear the high temperature ambient temperature and shielding property is not good to arouse signal transmission unstable, the utility model provides a high temperature resistant sensor cable has outstanding high temperature resistance, can bear great mechanical strength to possess good shielding property, insulating nature, ageing resistance and oil resistance, can bear the extreme temperature environment of high temperature, information transmission stability, reliability are high under the high temperature condition, long service life.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
a high temperature resistant sensor cable is characterized by comprising two groups of signal line pairs and a tinned copper ground wire; the signal line pair is formed by two parallel insulated wire core edge pressing longitudinal wrapping aluminum/polyester composite films, and the coverage rate of the longitudinal wrapping of the aluminum/polyester composite films is 100%; the insulated wire core consists of a conductor and an irradiation cross-linked polyolefin insulating layer coated outside the conductor; two sets of signal line pair and tin-plated copper ground wire transposition constitution cable core, the cable core surface cladding has the woven glass silk inner sheath, woven glass silk inner sheath surface parcel has the mica tape around the covering, the mica tape has the polyester layer around the covering surface cladding, the outer cladding of polyester layer has thermoplasticity TPV elastomer sheath.
Preferably, the conductor is formed by twisting tinned copper wires.
Preferably, the irradiation crosslinking polyolefin insulation layer is a 150 ℃ irradiation crosslinking polyolefin insulation material.
Preferably, the thermoplastic TPV elastomer jacket is a 125 ℃ thermoplastic TPV elastomer jacket.
The utility model discloses following beneficial effect has:
the utility model provides a high temperature resistant sensor cable, which comprises two groups of signal line pairs and a tinned copper ground wire; the signal line pair is formed by longitudinally wrapping an aluminum/polyester composite film by two parallel insulating wire core blank pressing edges, the coverage rate of the longitudinal wrapping of the aluminum/polyester composite film is 100%, the shielding effect is 100%, and the stability of signal transmission is improved; the insulation wire core adopts an irradiation cross-linked polyolefin insulation layer, and the insulation material is high-temperature resistant, good in insulation performance and excellent in flame retardant performance; the woven glass fiber inner sheath can improve the mechanical strength of the cable, has good electrical insulation and high heat resistance; the mica tape has excellent high-temperature resistance and combustion resistance, and the high-temperature resistance of the cable can be improved by the mica tape wrapping layer; the outermost layer of the cable adopts a thermoplastic TPV elastomer sheath, and the thermoplastic TPV elastomer has the characteristics of high temperature resistance, high elasticity, aging resistance and oil resistance, so that the cable is protected from being damaged easily; the conductor is formed by twisting tinned copper wires, the tinned copper wires are soft in material and good in conductivity, and compared with bare copper wires, the conductor is stronger in corrosion resistance and oxidation resistance, and the service life of the weak current cable can be greatly prolonged. The utility model discloses have outstanding high temperature resistance, can bear great mechanical strength to possess good shielding property, insulating nature, ageing resistance and oil resistance, can bear the extreme temperature environment of high temperature, information transmission stability, reliability are high under high temperature condition, long service life.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the structure diagram of the high temperature resistant sensor cable according to the embodiment of the present invention.
Description of reference numerals:
1. a conductor; 2. irradiating the cross-linked polyolefin insulating layer; 3. an aluminum/polyester composite film; 4. tinning a copper ground wire; 5. weaving a glass fiber inner sheath; 6. a mica tape lapping layer; 7. a polyester layer; 8. a thermoplastic TPV elastomer jacket.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment provides a high temperature resistant sensor cable, as shown in fig. 1, including two sets of signal line pairs, a tin-plated copper ground wire 4; the signal line pair is formed by two parallel insulated wire core edge pressing longitudinal-wrapping aluminum/polyester composite films 3, and the longitudinal-wrapping coverage rate of the aluminum/polyester composite films 3 is 100%; the insulated wire core consists of a conductor 1 and an irradiation cross-linked polyolefin insulating layer 2 coated outside the conductor 1; two sets of signal line pair and 4 transposition constitution cable cores of tin-plated copper ground wire, the cable core surface cladding has woven glass silk inner sheath 5, 5 surface parcels of woven glass silk inner sheath have the mica tape around covering 6, the mica tape has polyester layer 7 around the covering 6 surface cladding, the outer cladding of polyester layer 7 has thermoplasticity TPV elastomer sheath 8.
The conductor 1 is formed by twisting tinned copper wires, the irradiation cross-linked polyolefin insulating layer 2 is a 150 ℃ irradiation cross-linked polyolefin insulating layer, and the thermoplastic TPV elastomer sheath 8 is a 125 ℃ thermoplastic TPV elastomer sheath.
The signal line pair in the embodiment of the utility model is formed by longitudinally wrapping an aluminum/polyester composite film 3 by two parallel insulating wire core blank pressing, the coverage rate of the longitudinal wrapping of the aluminum/polyester composite film 3 is 100 percent, the shielding effect is 100 percent, and the stability of signal transmission is improved; the insulating wire core adopts a 150 ℃ irradiation cross-linked polyolefin insulating layer, and the insulating material has high temperature resistance, good insulating property and excellent flame retardant property; the woven glass fiber inner sheath 5 can improve the mechanical strength of the cable, has good electrical insulation and high heat resistance; the mica tape has excellent high temperature resistance and combustion resistance, and the mica tape wrapping layer 6 can improve the high temperature resistance of the cable; the outermost layer of the cable adopts a 125 ℃ thermoplastic TPV elastomer sheath, and the thermoplastic TPV elastomer has the characteristics of high temperature resistance, high elasticity, aging resistance and oil resistance, so that the cable is protected from being damaged easily; the conductor 1 is formed by twisting tinned copper wires, the tinned copper wires are soft in material and good in conductivity, and compared with bare copper wires, the conductor is stronger in corrosion resistance and oxidation resistance, and the service life of a weak current cable can be greatly prolonged.
According to the above technical scheme, the utility model discloses have outstanding high temperature resistance, can bear great mechanical strength to possess good shielding property, insulating nature, ageing resistance and oil resistance, can bear the extreme temperature environment of high temperature, information transmission stability, reliability are high under the high temperature condition, long service life.
The embodiments of the present invention have been described in detail through the embodiments, but the description is only exemplary of the embodiments of the present invention and should not be considered as limiting the scope of the embodiments of the present invention. The scope of protection of the embodiments of the present invention is defined by the claims. All utilize technical scheme of the embodiment of the utility model, or technical staff in the field is in the utility model discloses under embodiment technical scheme's the inspiration the utility model discloses in the essence and the protection scope of the embodiment, design similar technical scheme and reach above-mentioned technological effect, perhaps to the impartial change and improvement etc. that the application scope was made, all should still belong to within the protection scope is covered to the patent of the embodiment of the utility model.
Claims (4)
1. A high temperature resistant sensor cable is characterized by comprising two groups of signal line pairs and a tinned copper ground wire; the signal line pair is formed by two parallel insulated wire core edge pressing longitudinal wrapping aluminum/polyester composite films, and the coverage rate of the longitudinal wrapping of the aluminum/polyester composite films is 100%; the insulated wire core consists of a conductor and an irradiation cross-linked polyolefin insulating layer coated outside the conductor; two sets of signal line pair and tin-plated copper ground wire transposition constitution cable core, the cable core surface cladding has the woven glass silk inner sheath, woven glass silk inner sheath surface parcel has the mica tape around the covering, the mica tape has the polyester layer around the covering surface cladding, the outer cladding of polyester layer has thermoplasticity TPV elastomer sheath.
2. The high temperature sensor-tolerant cable of claim 1, wherein the conductor is stranded with tinned copper wire.
3. The high temperature resistant sensor cable of claim 1, wherein the radiation crosslinked polyolefin insulation layer is a 150 ℃ radiation crosslinked polyolefin insulation.
4. The high temperature resistant sensor cable of claim 1, wherein the thermoplastic TPV elastomer jacket is a 125 ℃ thermoplastic TPV elastomer jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022245184.1U CN213025514U (en) | 2020-10-10 | 2020-10-10 | High-temperature-resistant sensor cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022245184.1U CN213025514U (en) | 2020-10-10 | 2020-10-10 | High-temperature-resistant sensor cable |
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| CN213025514U true CN213025514U (en) | 2021-04-20 |
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| CN202022245184.1U Active CN213025514U (en) | 2020-10-10 | 2020-10-10 | High-temperature-resistant sensor cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046902A (en) * | 2021-10-12 | 2022-02-15 | 天津六0九电缆有限公司 | High-temperature-resistant temperature measurement wire harness and using method thereof |
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2020
- 2020-10-10 CN CN202022245184.1U patent/CN213025514U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046902A (en) * | 2021-10-12 | 2022-02-15 | 天津六0九电缆有限公司 | High-temperature-resistant temperature measurement wire harness and using method thereof |
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