CN214012602U - Thermocouple is with square compensation cable of two sets of fire-resistant steel wire armoring - Google Patents
Thermocouple is with square compensation cable of two sets of fire-resistant steel wire armoring Download PDFInfo
- Publication number
- CN214012602U CN214012602U CN202021635541.9U CN202021635541U CN214012602U CN 214012602 U CN214012602 U CN 214012602U CN 202021635541 U CN202021635541 U CN 202021635541U CN 214012602 U CN214012602 U CN 214012602U
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- Prior art keywords
- fire
- cable
- resistant
- steel wire
- thermocouple
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Links
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 19
- 239000010959 steel Substances 0.000 title claims abstract description 19
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 18
- 239000004020 conductor Substances 0.000 claims abstract description 17
- 239000000919 ceramic Substances 0.000 claims abstract description 12
- RJDOZRNNYVAULJ-UHFFFAOYSA-L [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] RJDOZRNNYVAULJ-UHFFFAOYSA-L 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910000978 Pb alloy Inorganic materials 0.000 claims abstract description 5
- 239000003086 colorant Substances 0.000 claims abstract description 3
- 229910052802 copper Inorganic materials 0.000 claims abstract description 3
- 239000010949 copper Substances 0.000 claims abstract description 3
- 238000009941 weaving Methods 0.000 claims description 5
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 4
- 239000011810 insulating material Substances 0.000 abstract description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- WPPDXAHGCGPUPK-UHFFFAOYSA-N red 2 Chemical compound C1=CC=CC=C1C(C1=CC=CC=C11)=C(C=2C=3C4=CC=C5C6=CC=C7C8=C(C=9C=CC=CC=9)C9=CC=CC=C9C(C=9C=CC=CC=9)=C8C8=CC=C(C6=C87)C(C=35)=CC=2)C4=C1C1=CC=CC=C1 WPPDXAHGCGPUPK-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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Abstract
The utility model relates to a thermocouple includes with two sets of square compensation cables of fire-resistant steel wire armor: the two groups of the cable cores marked with different colors are four cable cores in total, each cable core is composed of a conductor composed of a plurality of TX type compensation lead alloy wires for the thermocouple, a fire-resistant synthetic mica tape wrapped outside the conductor and an insulating layer wrapped outside the fire-resistant synthetic mica tape, tinned copper wires are wrapped outside the two cable cores in parallel to form a sub-shielding wire group after being shielded, the two sub-shielding wire groups are fixed together in parallel through a special die to form a square structure, a ceramic silicon rubber fire-resistant layer is wrapped outside the sub-shielding wire group, a steel wire armor layer is wrapped outside the ceramic silicon rubber fire-resistant layer, and a ceramic silicon rubber sheath is wrapped on the outermost layer. The cable conductor is twisted in the same direction by adopting a small pitch ratio, and is made of a silicon rubber insulating material, so that the cable is very soft and has high temperature resistance level. The utility model discloses have softness, cable bending radius little, fire behavior is good, can use in some special devices for temperature detection.
Description
Technical Field
The utility model belongs to the technical field of wire and cable, especially, relate to a square compensation armor flexible cable for thermocouple.
Background
The existing thermocouple fire-resistant armored compensation cable is mostly provided with steel tape armoring and is of a circular structure, the cable is large in diameter and large in bending radius, cannot be applied to special occasions, and cannot be used for direct installation of special equipment. In order to meet the requirement of using a special detection device, the thermocouple compensation cable which is soft, has a small bending radius and is used for the fireproof square armor assembly sleeve is developed.
Disclosure of Invention
The utility model provides a compensation cable which has simple structure, safe use, good anti-interference performance and can be directly used for temperature measurement by being connected with a thermocouple, and solves the technical problem existing in the prior art.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be:
the utility model provides a thermocouple is with two sets of fire-resistant steel wire armoured square compensation cable, including four cable cores of two sets of totally of different colour marks, the cable core is by the conductor that several TX type compensation wire alloy silk for the thermocouple are constituteed, the fire-resistant synthetic mica tape of parcel in the conductor outside and the insulating layer of parcel in the fire-resistant synthetic mica tape outside constitute, two parallel parcel tinned copper wires in the cable core outside form the branch shielding group after shielding, two branch shielding group parallels form the square structure together through special mould fixed, at its outside crowded package pottery silicon rubber flame retardant coating, pottery silicon rubber flame retardant coating outside parcel steel wire armoured layer, outmost parcel pottery silicon rubber sheathed porcelain. The cable conductor is twisted in the same direction by adopting a small pitch ratio, and is made of a silicon rubber insulating material, so that the cable is very soft, the temperature resistance level is high, and the working temperature can reach 180 ℃. Therefore the utility model discloses it is little, fire behavior is good to have softness, cable bending radius, compressive property can be good, can use in some special devices for temperature detection.
The utility model discloses still adopt following technical measure:
the conductor is formed by twisting a plurality of compensating lead alloy wires for the TX thermocouple in the same direction with a small diameter ratio at one time, the diameter of each single wire is 0.15-0.21 mm, the twisting pitch is 15.5-18.5 mm, the twisting directions of the inner and outer layer conductors are in the left direction, and the twisted conductor is soft.
The thickness of the ceramic silicon rubber fire-resistant layer is 3.1-4.0 mm.
The steel wire armor layer is made of zinc-plated low-carbon steel wires, the diameter of each single wire is 0.20-0.26 mm, the weaving density of the steel wire armor layer is 85% -90%, and the weaving angle is 45-55 degrees.
The utility model has the advantages and positive effects that: because the above technical scheme is adopted in the utility model, compare with current cable, have following characteristics: 1. the cable has small bending radius and is flexible; 2. the square structure is adopted, and the square structure can be installed in special equipment; 3. the anti-interference performance is good by adopting the braided shield; 4. the fire resistance is excellent; 5. has certain protection against external mechanical stress.
In a word, the utility model discloses have that there is softness, cable bend radius little, fire behavior is good, and tensile strength is good, resistant oily, low temperature resistant, high temperature resistant, has good interference killing feature, can use in some special devices for temperature detection.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention.
In the figure: 1. a conductor 2, a fire-resistant synthetic mica tape; 3. a silicon rubber insulating layer; 4. the tinned copper wire is shielded; 5. a ceramic silicon rubber fireproof layer; 6. a steel wire armor layer; 7. a ceramic silicon rubber sheath.
Detailed Description
In order to further understand the contents, features and functions of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:
example (b):
referring to fig. 1, two groups of square interlocked armored fire-resistant compensation cables for thermocouples are provided, the two groups are four cable cores marked with different colors, one group is printed with red 1# and printed with white 1# and the other group is printed with red 2# and printed with white 2#, each cable core is composed of a conductor 1 composed of a plurality of TX compensation lead alloy wires for the thermocouples, a fire-resistant synthetic mica tape 2 wrapped outside the conductor and a silicon rubber insulating layer 3 wrapped outside the fire-resistant synthetic mica tape, split shielding wire groups are formed by wrapping and weaving tin-plated copper wire split shields 4 on the outer sides of the two cable cores in parallel, the two split shielding wire groups are fixed together in parallel through a special die to form a square structure, a ceramic silicon rubber fire-resistant layer 5 is extruded on the outer side of the two split shielding wire groups, a steel wire armor layer 6 is wrapped on the outer side of the ceramic silicon.
Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.
Claims (4)
1. The utility model provides a square compensation cable of two sets of fire-resistant steel wire armours for thermocouple which characterized in that, the square compensation cable of two sets of fire-resistant steel wire armours for thermocouple includes: the two groups of the cable cores marked with different colors are four cable cores in total, each cable core is composed of a conductor composed of a plurality of TX type compensation lead alloy wires for the thermocouple, a fire-resistant synthetic mica tape wrapped outside the conductor and an insulating layer wrapped outside the fire-resistant synthetic mica tape, tinned copper wires are wrapped outside the two cable cores in parallel to form a sub-shielding wire group after being shielded, the two sub-shielding wire groups are fixed together in parallel through a special die to form a square structure, a ceramic silicon rubber fire-resistant layer is wrapped outside the sub-shielding wire group, a steel wire armor layer is wrapped outside the ceramic silicon rubber fire-resistant layer, and a ceramic silicon rubber sheath is wrapped on the outermost layer.
2. The two groups of fire-resistant steel wire armored square compensation cables for the thermocouple according to claim 1, wherein: the conductor is formed by twisting a plurality of compensating lead alloy wires for the TX thermocouple in the same direction with a small diameter ratio at one time, the diameter of each single wire is 0.15-0.21 mm, the twisting pitch is 15.5-18.5 mm, the twisting directions of the inner and outer layer conductors are in the left direction, and the twisted conductor is soft.
3. The two groups of fire-resistant steel wire armored square compensation cables for the thermocouple according to claim 1, wherein: the thickness of the ceramic silicon rubber fire-resistant layer is 3.1-4.0 mm.
4. The two groups of fire-resistant steel wire armored square compensation cables for the thermocouple according to claim 1, wherein: the steel wire armor layer is made of zinc-plated low-carbon steel wires, the diameter of each single wire is 0.20-0.26 mm, the weaving density of the steel wire armor layer is 85% -90%, and the weaving angle is 45-55 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021635541.9U CN214012602U (en) | 2020-08-09 | 2020-08-09 | Thermocouple is with square compensation cable of two sets of fire-resistant steel wire armoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021635541.9U CN214012602U (en) | 2020-08-09 | 2020-08-09 | Thermocouple is with square compensation cable of two sets of fire-resistant steel wire armoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214012602U true CN214012602U (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021635541.9U Expired - Fee Related CN214012602U (en) | 2020-08-09 | 2020-08-09 | Thermocouple is with square compensation cable of two sets of fire-resistant steel wire armoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214012602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117936172A (en) * | 2024-01-19 | 2024-04-26 | 扬州曙光电缆股份有限公司 | High-strength, high-temperature and corrosion-resistant special thermocouple compensation cable for nuclear power plants |
-
2020
- 2020-08-09 CN CN202021635541.9U patent/CN214012602U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117936172A (en) * | 2024-01-19 | 2024-04-26 | 扬州曙光电缆股份有限公司 | High-strength, high-temperature and corrosion-resistant special thermocouple compensation cable for nuclear power plants |
| CN117936172B (en) * | 2024-01-19 | 2025-02-28 | 扬州曙光电缆股份有限公司 | High-strength, high-temperature and corrosion-resistant special thermocouple compensation cable for nuclear power plants |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210820 |
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| CF01 | Termination of patent right due to non-payment of annual fee |