CN214956129U - Towline cable with fireproof function - Google Patents
Towline cable with fireproof function Download PDFInfo
- Publication number
- CN214956129U CN214956129U CN202120399015.5U CN202120399015U CN214956129U CN 214956129 U CN214956129 U CN 214956129U CN 202120399015 U CN202120399015 U CN 202120399015U CN 214956129 U CN214956129 U CN 214956129U
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- CN
- China
- Prior art keywords
- cable
- wall
- fire
- heat
- woven fabrics
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229920000877 Melamine resin Polymers 0.000 claims abstract description 26
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000004020 conductor Substances 0.000 claims abstract description 21
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011248 coating agent Substances 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 230000002265 prevention Effects 0.000 claims abstract description 6
- 239000003063 flame retardant Substances 0.000 claims description 19
- 239000010410 layer Substances 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000000741 silica gel Substances 0.000 claims description 11
- 229910002027 silica gel Inorganic materials 0.000 claims description 11
- 239000011247 coating layer Substances 0.000 claims description 9
- -1 polytetrafluoroethylene Polymers 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 6
- 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 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 238000010345 tape casting Methods 0.000 claims 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Images
Classifications
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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
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a tow chain cable with fire prevention function relates to tow chain cable technical field, and for solving current tow chain cable's fire behavior general, when the cable transships inside and produces high temperature, do not have better safeguard measure's problem usually. Be provided with the continuous coating of melamine bubble on the inner wall of heat-resisting flexible PVC oversheath, be provided with the metallic shield layer on the inner wall of the continuous coating of melamine bubble, be provided with the non-woven fabrics on the inner wall of metallic shield layer around the band, the non-woven fabrics is provided with the copper core conductor around the inside in band, and the copper core conductor is provided with two, copper core conductor and non-woven fabrics are provided with the continuous filling layer of melamine bubble around being provided with between the band, the continuous coating setting of melamine bubble is between heat-resisting flexible PVC oversheath and metallic shield layer, the metallic shield layer is worked out by tinned annealed copper wire and is formed.
Description
Technical Field
The utility model relates to a tow chain cable technical field specifically is a tow chain cable with fire prevention function.
Background
The towline cable is a high-flexibility special cable which can move back and forth along with the towline and is not easy to wear, and is called the towline cable, and is generally called the towline cable and the tank chain cable. In the occasion that the equipment unit needs to move back and forth, in order to prevent the cable from tangling, abrasion, pulling off, hanging and scattering, the cable is often put into a cable drag chain to form protection for the cable, and the cable can also move back and forth along with the drag chain. The method can effectively protect the stranded wire structure and prevent the stranded wires from dissociating to the central area of the cable. The insulation in the cable cannot stick to each other and the insulation needs to support each individual strand of wire. So that its reliability is only proven in applications where high pressure formed PVC or TPE materials can be used in the millions of meters of cables of the drag chain.
However, the fireproof performance of the existing towline cable is general, and when high temperature is generated in the cable overload, a better protection measure is not provided usually; therefore, the existing requirements are not met, and a towline cable with a fireproof function is provided for the towline cable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tow chain cable with fire prevention function to the fire behavior of the current tow chain cable that provides in solving above-mentioned background art is general, when the cable transships inside and produces high temperature, does not have better safeguard measure's problem usually.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tow chain cable with fire prevention function, includes heat-resisting flexible PVC oversheath, be provided with the continuous coating of melamine bubble on the inner wall of heat-resisting flexible PVC oversheath, be provided with the metallic shield layer on the inner wall of the continuous coating of melamine bubble, be provided with the non-woven fabrics on the inner wall of metallic shield layer around the band, the non-woven fabrics is provided with the copper core conductor around the inside in band, and the copper core conductor is provided with two, copper core conductor and non-woven fabrics are provided with the continuous filling layer of melamine bubble around between the band.
Preferably, the melamine foam coating layer is arranged between the heat-resistant flexible PVC outer sheath and the metal shielding layer.
Preferably, the metal shielding layer is woven by a tinned annealed copper wire.
Preferably, the non-woven fabrics all are provided with liquid fire-retardant type silica gel on the inner wall and the outer wall in package area, and liquid fire-retardant type silica gel sets up in the surface of non-woven fabrics package area through the mode of blade coating.
Preferably, a polytetrafluoroethylene coating is arranged on the outer wall of the heat-resistant flexible PVC outer sheath.
Preferably, the outer walls of the two copper core conductors are provided with heat-resistant PVC inner sheaths.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up the continuous coating layer of melamine bubble between metallic shield layer and the heat-resisting flexible PVC oversheath, certain shock attenuation effect can be played in the aspect of one of them, improve the compressive property of heat-resisting flexible PVC oversheath, on the other hand, make by melamine, when the conflagration, burn a little and just can emit nitrogen gas and carbon dioxide, certain fire extinguishing performance has, thereby effectively slow down the intensity of a fire and spread, and the filler material of conductor department adopts the continuous preparation of melamine bubble equally, when the cable transships internal combustion, nitrogen gas and carbon dioxide can be emitted equally, it is general to have solved present towline cable fire behavior, when the cable transships inside production high temperature, do not have better safeguard measure usually.
2. Through set up the fire-retardant type silica gel of liquid on the surface of tow chain cable conductor around the band, the fire-retardant type silica gel of liquid has better fire-retardant waterproof performance, security when can further promote the cable use.
3. Through set up the polytetrafluoroethylene coating on the outer wall at heat-resisting flexible PVC oversheath, the polytetrafluoroethylene coating has better self-lubricating wear-resisting effect, is difficult for taking place wearing and tearing after cable mounting in the tow chain, has prolonged the life of cable.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a partial enlarged view of the point A of the present invention;
in the figure: 1. a heat-resistant flexible PVC outer sheath; 2. a melamine foam coating layer; 3. a metal shielding layer; 4. a non-woven fabric wrapping tape; 5. a heat-resistant PVC inner sheath; 6. a copper-core conductor; 7. a melamine foam filling layer; 8. a polytetrafluoroethylene coating; 9. liquid flame-retardant silica gel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a tow chain cable with fire prevention function, including heat-resisting flexible PVC oversheath 1, be provided with the continuous coating layer of melamine bubble 2 on the inner wall of heat-resisting flexible PVC oversheath 1, be provided with metal shielding layer 3 on the inner wall of the continuous coating layer of melamine bubble 2, be provided with the non-woven fabrics on the inner wall of metal shielding layer 3 around band 4, the non-woven fabrics is provided with copper core conductor 6 around the inside of band 4, and copper core conductor 6 is provided with two, copper core conductor 6 and non-woven fabrics are provided with the continuous filling layer 7 of melamine bubble between the band 4.
Further, the soft coating layer 2 of melamine bubble is set up between heat-resisting flexible PVC oversheath 1 and metallic shield 3, and soft coating layer 2 of melamine bubble can play certain shock attenuation effect on the one hand, improves the compressive property of heat-resisting flexible PVC oversheath 1, and on the other hand, it is made by melamine, and when the conflagration, the micro-combustion just can emit nitrogen gas and carbon dioxide, has certain fire extinguishing performance to effectively slow down the intensity of a fire and spread.
Further, metallic shield 3 is worked out by the tinned annealed copper wire and is formed, when the current passes through, can produce magnetic field around the cable, and metallic shield 3 then can shield magnetic field inside the cable, avoids its influence component on every side, and metal material toughness itself is better, has promoted cable bulk strength and tensile and has dragged the performance.
Further, the non-woven fabrics all is provided with liquid fire-retardant type silica gel 9 on the inner wall and the outer wall of band 4, and liquid fire-retardant type silica gel 9 sets up in the non-woven fabrics around the surface of band 4 through the mode of blade coating, and the non-woven fabrics can tie up inside conductor and filler tightly around band 4, avoids the conductor to take place the skew, and the liquid fire-retardant type silica gel 9 on its surface has better fire-retardant waterproof performance, has further promoted the security when the cable uses.
Further, be provided with polytetrafluoroethylene coating 8 on the outer wall of heat-resisting flexible PVC oversheath 1, polytetrafluoroethylene coating 8 has better self-lubricating wear-resisting effect, is difficult for taking place wearing and tearing after cable mounting tow chain, has prolonged the life of cable.
Further, all be provided with heat-resisting PVC inner sheath 5 on the outer wall of two copper core conductors 6, heat-resisting PVC inner sheath 5 has better insulating heat-resisting effect, avoids taking place the electric leakage phenomenon.
The working principle is as follows: when the cable is used, the heat-resistant flexible PVC outer sheath 1 is adopted outside the drag chain cable, the flexibility and insulation requirements of the cable can be met, the polytetrafluoroethylene coating 8 is arranged on the surface of the drag chain cable, the cable has a good self-lubricating wear-resistant effect, the cable is not easy to wear after being installed on the drag chain, the service life of the cable is prolonged, the metal shielding layer 3 is arranged on the inner wall of the heat-resistant flexible PVC outer sheath 1, and the melamine foam coating layer 2 is additionally arranged between the metal shielding layer 3 and the heat-resistant flexible PVC outer sheath 1, so that a certain damping effect can be achieved on one hand, the compression resistance of the heat-resistant flexible PVC outer sheath 1 is improved, on the other hand, the cable is made of melamine, nitrogen and carbon dioxide can be discharged by micro-ignition in case of fire, a certain fire extinguishing performance is achieved, the fire spreading is effectively slowed down, the filling material at the conductor is also made of melamine foam, when the cable is overloaded and combusted, nitrogen gas and carbon dioxide can be emitted equally, the fire behavior of cable has effectively been promoted, and the non-woven fabrics material is adopted around the band of cable, and its two-sided all is coated with liquid fire-retardant type silica gel 9, has better fire-retardant waterproof performance, the security when further having promoted the cable use.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a tow chain cable with fire prevention function, includes heat-resisting flexible PVC oversheath (1), its characterized in that: be provided with the continuous coating of melamine bubble (2) on the inner wall of heat-resisting flexible PVC oversheath (1), be provided with metal shield (3) on the inner wall of the continuous coating of melamine bubble (2), be provided with the non-woven fabrics on the inner wall of metal shield (3) around band (4), the non-woven fabrics is provided with copper core conductor (6) around the inside of band (4), and copper core conductor (6) are provided with two, copper core conductor (6) and non-woven fabrics are provided with the continuous filling layer of melamine bubble (7) around between band (4).
2. The towline cable with a fire-retardant function of claim 1, wherein: the melamine foam coating layer (2) is arranged between the heat-resistant flexible PVC outer sheath (1) and the metal shielding layer (3).
3. The towline cable with a fire-retardant function of claim 1, wherein: the metal shielding layer (3) is woven by tinned soft copper wires.
4. The towline cable with a fire-retardant function of claim 1, wherein: the non-woven fabrics all is provided with liquid flame retardant type silica gel (9) on the inner wall and the outer wall of band (4), and liquid flame retardant type silica gel (9) set up in the surface of non-woven fabrics around band (4) through the mode of knife coating.
5. The towline cable with a fire-retardant function of claim 1, wherein: the outer wall of the heat-resistant flexible PVC outer sheath (1) is provided with a polytetrafluoroethylene coating (8).
6. The towline cable with a fire-retardant function of claim 1, wherein: and the outer walls of the two copper core conductors (6) are provided with heat-resistant PVC inner sheaths (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120399015.5U CN214956129U (en) | 2021-02-23 | 2021-02-23 | Towline cable with fireproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120399015.5U CN214956129U (en) | 2021-02-23 | 2021-02-23 | Towline cable with fireproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214956129U true CN214956129U (en) | 2021-11-30 |
Family
ID=79097483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120399015.5U Expired - Fee Related CN214956129U (en) | 2021-02-23 | 2021-02-23 | Towline cable with fireproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214956129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117497255A (en) * | 2023-10-10 | 2024-02-02 | 中天射频电缆有限公司 | Preparation method of axle counting cable and axle counting cable |
-
2021
- 2021-02-23 CN CN202120399015.5U patent/CN214956129U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117497255A (en) * | 2023-10-10 | 2024-02-02 | 中天射频电缆有限公司 | Preparation method of axle counting cable and axle counting cable |
| CN117497255B (en) * | 2023-10-10 | 2024-11-08 | 中天射频电缆有限公司 | Preparation method of axle counting cable and axle counting cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |