CN220627442U - Flat sensor cable resistant to low temperature below-200 DEG C - Google Patents
Flat sensor cable resistant to low temperature below-200 DEG C Download PDFInfo
- Publication number
- CN220627442U CN220627442U CN202322329637.2U CN202322329637U CN220627442U CN 220627442 U CN220627442 U CN 220627442U CN 202322329637 U CN202322329637 U CN 202322329637U CN 220627442 U CN220627442 U CN 220627442U
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- Prior art keywords
- shielding insulating
- insulating wire
- wire cores
- stainless steel
- sensor cable
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- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 47
- 239000010935 stainless steel Substances 0.000 claims abstract description 47
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 26
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 26
- 239000000853 adhesive Substances 0.000 claims abstract description 21
- 230000001070 adhesive effect Effects 0.000 claims abstract description 21
- -1 polytetrafluoroethylene Polymers 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 239000004020 conductor Substances 0.000 description 12
- 238000009413 insulation Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000007731 hot pressing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model relates to a flat sensor cable resistant to low temperature below-200 ℃, and belongs to the technical field of sensor cables. The technical proposal is as follows: the shielding insulating wire cores (1) and the non-shielding insulating wire cores (2) are arranged in a row and symmetrically arranged on two sides of the stainless steel belt (3) to form a linear structure integrally, and the upper surface and the lower surface of the linear structure are respectively hot-pressed with single-sided adhesive PTFE films (4) as outer jackets; the stainless steel strips (3), the shielding insulating wire cores (1) and the non-shielding insulating wire cores are arranged at intervals, the shielding insulating wire cores (1) and the non-shielding insulating wire cores are also arranged at intervals, and an upper layer of single-sided adhesive PTFE film and a lower layer of single-sided adhesive PTFE film (4) at the intervals are tightly adhered together. The utility model has the beneficial effects that: the sensor cable adopts a linear structure, and the low-resistance Wen Bianping sensor cable is manufactured through the cooperation of a special tool, so that the requirements of multiple cores and small size of the sensor cable in the environment of minus 200 ℃ are met.
Description
Technical Field
The utility model relates to a flat sensor cable resistant to low temperature below-200 ℃, and belongs to the technical field of sensor cables.
Background
With the development of low temperature technology, liquid nitrogen is widely used in the fields of animal husbandry, medical treatment, machining, and the like, and is used as a refrigerant. The liquid nitrogen is usually stored in a liquid nitrogen tank at the temperature of 196 ℃ below zero, the sensor cable used by the liquid nitrogen tank in an ultralow temperature environment has higher insulation requirement, the sensor is guaranteed to be capable of detecting the liquid nitrogen capacity and state in the liquid nitrogen tank, the size of the low temperature resistant sensor cable is required to be minimum as far as possible due to the limited space for installing the sensor on the liquid nitrogen tank, and the function of space ranging is realized while data is transmitted, so that a wire core with more than 8 cores is generally used. Conventional sensor cables of the prior art do not meet the above requirements, for example: chinese patent CN202221047768.0, entitled high and low temperature resistant liquid level sensor cable, CN 202222213117.0, entitled sensor cable, etc., generally uses extruded fluoroplastic as insulation and sheath layer when manufacturing low temperature resistant sensor cable, but such extruded cable cannot meet the requirement of multiple cores and small size of sensor cable.
Disclosure of Invention
The utility model aims to provide a low-temperature-resistant flat sensor cable with the temperature of minus 200 ℃, wherein the sensor cable adopts a linear structure, and the low-temperature-resistant Wen Bianping sensor cable is manufactured through the cooperation of special tools, so that the requirements of multiple cores and small size of the sensor cable in the environment of minus 200 ℃ are met, and the technical problems in the background art are solved.
The technical scheme of the utility model is as follows:
a flat sensor cable resistant to low temperature below 200 ℃ comprises a shielding insulating wire core, a non-shielding insulating wire core, a stainless steel belt and a single-sided adhesive PTFE film, wherein a plurality of shielding insulating wire cores and non-shielding insulating wire cores are arranged in a row and symmetrically arranged at two sides of the stainless steel belt to form a straight structure integrally, and the upper surface and the lower surface of the straight structure are respectively hot-pressed with the single-sided adhesive PTFE film as an outer sheath; the stainless steel strips, the shielding insulating wire cores and the non-shielding insulating wire cores are arranged at intervals, the shielding insulating wire cores and the non-shielding insulating wire cores are also arranged at intervals, and an upper layer of single-sided adhesive PTFE film and a lower layer of single-sided adhesive PTFE film at the intervals are tightly adhered together.
The number of the shielding insulating wire cores is four, two sides of the stainless steel belt are respectively, and the two shielding insulating wire cores on each side are adjacently arranged and are located at the outermost side of the straight-shaped structure.
The number of the non-shielding insulating wire cores is eight, four non-shielding insulating wire cores are arranged on two sides of the stainless steel belt adjacently, and the four non-shielding insulating wire cores on each side are located between the stainless steel belt and the shielding insulating wire cores.
The stainless steel band is made of 316L type stainless steel; the conductor of the unshielded insulating wire core adopts a silver-plated copper conductor, and the PTFE film is wrapped outside the conductor as insulation, so that the cable can meet the low temperature resistance while meeting the electrical performance; the conductor of the shielding insulation wire core adopts a silver-plated copper conductor, a PTFE film is wrapped outside the conductor to serve as insulation, and a silver-plated copper wire is woven outside the insulation to serve as a shielding layer. And the single-sided adhesive PTFE film is subjected to hot-pressing sealing, so that the cable is ensured to be flat.
The utility model has the beneficial effects that: the sensor cable adopts a linear structure, and the low-resistance Wen Bianping sensor cable is manufactured through the cooperation of a special tool, so that the requirements of multiple cores and small size of the sensor cable in the environment of minus 200 ℃ are met.
Drawings
FIG. 1 is a schematic view of a flat sensor cable in accordance with an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a tooling structure according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a tooling branching plate according to an embodiment of the present utility model;
FIG. 4 is a schematic side view of a tooling branching plate according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a heated platen roller of a tooling according to an embodiment of the present utility model;
FIG. 6 is a schematic side view of a heated platen roller of an embodiment of the present utility model;
in the figure: the cable comprises a shielding insulating cable core 1, an unshielded insulating cable core 2, a stainless steel belt 3, a single-sided adhesive PTFE film 4, a branching plate bracket 11, a branching plate 12, a guide wheel 13, a heating box 14, a heating press roller upper roller 15, an inlet 16, an outlet 17, a heating box bracket 18, a heating press roller lower roller 19, a guide wheel mounting bracket 20, a stainless steel plate hole 21, a shielding insulating cable core hole 22, an unshielded insulating cable core hole 23, a stainless steel plate hole groove 24, a shielding insulating cable core hole groove 25 and an unshielded insulating cable core hole groove 26.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings.
A flat sensor cable resistant to low temperature below 200 ℃ comprises a shielding insulating wire core 1, an unshielded insulating wire core 2, a stainless steel belt 3 and a single-sided adhesive PTFE film 4, wherein a plurality of shielding insulating wire cores 1 and unshielded insulating wire cores 2 are arranged in a row and symmetrically arranged on two sides of the stainless steel belt 3 to form a linear structure integrally, and the upper surface and the lower surface of the linear structure are respectively hot-pressed with the single-sided adhesive PTFE film 4 as an outer sheath; the stainless steel bands 3, the shielding insulating wire cores 1 and the non-shielding insulating wire cores are arranged at intervals, the shielding insulating wire cores 1 and the non-shielding insulating wire cores are also arranged at intervals, and an upper layer of single-sided adhesive PTFE film and a lower layer of single-sided adhesive PTFE film 4 at the intervals are tightly adhered together.
In the embodiment, the number of the shielding insulating wire cores 1 is four, two stainless steel belts 3 are respectively arranged on two sides, and the two shielding insulating wire cores 1 on each side are adjacently arranged and are positioned on the outermost side of the linear structure.
In the embodiment, the number of the non-shielding insulating wire cores 2 is eight, four non-shielding insulating wire cores 2 are arranged adjacently on two sides of the stainless steel belt 3, and the four non-shielding insulating wire cores 2 are located between the stainless steel belt 3 and the shielding insulating wire cores 1.
The stainless steel band 3 is made of 316L type stainless steel; the conductor of the unshielded insulating wire core adopts a silver-plated copper conductor, and the PTFE film is wrapped outside the conductor as insulation, so that the cable can meet the low temperature resistance while meeting the electrical performance; the conductor of the shielding insulation wire core adopts a silver-plated copper conductor, a PTFE film is wrapped outside the conductor to serve as insulation, and a silver-plated copper wire is woven outside the insulation to serve as a shielding layer. And the single-sided adhesive PTFE film is subjected to hot-pressing sealing, so that the cable is ensured to be flat.
The utility model adopts a special tool to manufacture, and the special tool comprises a branching plate 12, a guide wheel 13, a heating box 14, a heating press roller upper roller 15 and a heating press roller lower roller 19; a plurality of groups of heating press roller upper rollers 15 and heating press roller lower rollers 19 which are matched with each other are arranged in the heating box 14, and the straight line between the inlet 16 and the outlet of the heating box 14 is vertical to the axes of the plurality of groups of heating press roller upper rollers 15 and heating press roller lower rollers 19; the inlet 16 is provided with a guide wheel 13, and a branching plate 12 is arranged in front of the guide wheel 13; the branching plate 12 is provided with a stainless steel plate hole 21, a shielding insulating wire core hole 22 and an unshielded insulating wire core hole 23 which are arranged in a straight line, the stainless steel plate hole 21 is positioned in the middle, a plurality of shielding insulating wire core holes 22 and a plurality of unshielded insulating wire core holes 23 are symmetrically arranged at two sides of the stainless steel plate hole 21, and the stainless steel plate hole 21, the shielding insulating wire core hole 22 and the unshielded insulating wire core hole 23 are respectively matched with a stainless steel belt 3, a shielding insulating wire core 1 and an unshielded insulating wire core of the flat sensor cable; the heating press roller upper roller 15 and the heating press roller lower roller 19 have the same structure, a stainless steel plate hole groove 24, a shielding insulating wire core hole groove 25 and an unshielded insulating wire core hole groove 26 are arranged along the axial direction of the roller surface, a plurality of shielding insulating wire core hole grooves 25 and a plurality of unshielded insulating wire core hole grooves 26 are symmetrically arranged on two sides of the stainless steel plate hole groove 24, and the stainless steel plate hole groove 24, the shielding insulating wire core hole groove 25 and the unshielded insulating wire core hole groove 26 are respectively matched with the stainless steel plate hole 21, the shielding insulating wire core hole 22 and the unshielded insulating wire core hole 23;
after the stainless steel belt 3, the shielding insulating wire core 1 and the non-shielding insulating wire core 2 respectively pass through the stainless steel plate holes 21, the shielding insulating wire core holes 22 and the non-shielding insulating wire core holes 23 on the branching plate 12, the stainless steel belt 3, the shielding insulating wire core 1 and the non-shielding insulating wire core 2 are guided by the guide wheels 13 to enter between the heating press roller upper roller 15 and the heating press roller lower roller 19 in the heating box 14 from the inlet 16, the stainless steel plate holes 24, the shielding insulating wire core holes 25 and the non-shielding insulating wire core holes 26 on the heating press roller upper roller 15 and the heating press roller lower roller 19 flatten the stainless steel belt 3, the shielding insulating wire core 1 and the non-shielding insulating wire core 2 into a linear structure, and meanwhile, the single-sided adhesive PTFE film is bonded in a hot pressing mode on the upper surface and the lower surface of the linear structure, and the flattened flat sensor cable penetrates out from the outlet 17 of the heating box 14 to form a product.
The heating tiles are arranged in the heating press roller upper roller 15 and the heating press roller lower roller 19, and the single-sided adhesive PTFE film is bonded while forming, so that the flat sensor cable is integrally formed.
The splitter plate 12 is arranged on the splitter plate support 11.
The heater tank 14 is disposed on a heater tank bracket 18.
The guide wheel 13 is mounted at the inlet 16 by a guide wheel mounting 20.
In the embodiment, the number of the stainless steel plate holes 21 on the branching plate is one, the number of the shielding insulating wire core holes 22 is four, and the number of the non-shielding insulating wire core holes 23 is eight. Two shielding insulating wire core holes 22 are respectively arranged on two sides of the stainless steel plate hole 21, and the two shielding insulating wire core holes 22 on each side are adjacently arranged and are positioned on the outermost side. Four unshielded insulated wire core holes 23 are arranged on two sides of the stainless steel plate hole 21, and the four unshielded insulated wire core holes 23 on each side are adjacently arranged and are positioned between the stainless steel plate hole 21 and the shielded insulated wire core hole 22.
The number and arrangement of the stainless steel plate hole grooves 24, the shielding insulating wire core hole grooves 25 and the non-shielding insulating wire core hole grooves 26 are the same as those of the stainless steel plate holes 21, the shielding insulating wire core holes 22 and the non-shielding insulating wire core holes 23.
Claims (3)
1. A flat sensor cable resistant to low temperatures below-200 ℃, characterized in that: the single-sided adhesive PTFE (polytetrafluoroethylene) cable comprises a shielding insulating cable core (1), a non-shielding insulating cable core (2), a stainless steel belt (3) and a single-sided adhesive PTFE film (4), wherein a plurality of shielding insulating cable cores (1) and non-shielding insulating cable cores (2) are arranged in a row and symmetrically arranged at two sides of the stainless steel belt (3) to form a linear structure integrally, and the upper surface and the lower surface of the linear structure are respectively hot-pressed with the single-sided adhesive PTFE film (4) as an outer sheath; the stainless steel strips (3), the shielding insulating wire cores (1) and the non-shielding insulating wire cores are arranged at intervals, the shielding insulating wire cores (1) and the non-shielding insulating wire cores are also arranged at intervals, and an upper layer of single-sided adhesive PTFE film and a lower layer of single-sided adhesive PTFE film (4) at the intervals are tightly adhered together.
2. A flat sensor cable resistant to low temperatures of minus 200 ℃ as claimed in claim 1, wherein: the number of the shielding insulating wire cores (1) is four, two stainless steel belts (3) are arranged on two sides of each shielding insulating wire core, and the two shielding insulating wire cores (1) on each side are adjacently arranged and are located on the outermost side of the straight-shaped structure.
3. A flat sensor cable resistant to low temperatures of minus 200 ℃ according to claim 1 or 2, characterized in that: the number of the non-shielding insulating wire cores (2) is eight, four non-shielding insulating wire cores (2) are arranged adjacently on two sides of the stainless steel belt (3), and the non-shielding insulating wire cores are located between the stainless steel belt (3) and the shielding insulating wire cores (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329637.2U CN220627442U (en) | 2023-08-29 | 2023-08-29 | Flat sensor cable resistant to low temperature below-200 DEG C |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329637.2U CN220627442U (en) | 2023-08-29 | 2023-08-29 | Flat sensor cable resistant to low temperature below-200 DEG C |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220627442U true CN220627442U (en) | 2024-03-19 |
Family
ID=90235682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322329637.2U Active CN220627442U (en) | 2023-08-29 | 2023-08-29 | Flat sensor cable resistant to low temperature below-200 DEG C |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220627442U (en) |
-
2023
- 2023-08-29 CN CN202322329637.2U patent/CN220627442U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |