CN212392046U - High-temperature-resistant special cable - Google Patents
High-temperature-resistant special cable Download PDFInfo
- Publication number
- CN212392046U CN212392046U CN202021241940.7U CN202021241940U CN212392046U CN 212392046 U CN212392046 U CN 212392046U CN 202021241940 U CN202021241940 U CN 202021241940U CN 212392046 U CN212392046 U CN 212392046U
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- wire cores
- control wire
- temperature
- cable
- insulating layer
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Abstract
The utility model discloses high temperature resistant special type cable. The cable comprises a power wire core and four control wire cores, wherein the power wire core is arranged in the center of the cable, the four control wire cores are uniformly arranged on the outer sides of the power wire cores, connecting pipes are respectively arranged among the four control wire cores, the four control wire cores are connected into a whole through the connecting pipes, and gaps between the power wire cores and the control wire cores are filled; the power wire core comprises a copper conductor, an insulating layer and an inner sheath which are arranged from inside to outside; the control wire core comprises a copper conductor, an insulating layer, a shielding layer and an inner sheath which are arranged from inside to outside; the connecting pipes are respectively and fixedly connected to the inner protective sleeves of the four control wire cores; the four control wire cores are externally provided with wrapping tapes, the wrapping tapes are externally provided with flame-retardant layers, the flame-retardant layers are externally provided with heat-insulating layers, and the heat-insulating layers are externally provided with outer sheaths. The utility model discloses simple structure, thermal-insulated fire-retardant, high temperature resistant, heat dissipation are good, long service life.
Description
Technical Field
The utility model relates to a cable especially relates to a high temperature resistant special type cable.
Background
Cables are generally rope-like cables made by stranding several wires or groups of wires, each group insulated from the other and often twisted around a center, the entire outer surface being covered with a highly insulating covering. The cable has the characteristics of internal electrification and external insulation, is widely used in various industries as an important carrier of power transmission, however, in high-temperature environments, the sheath of the cable is easy to age and damage, the existing cable has some problems, cannot be forged at high temperature and does not have a prevention effect, and when high temperature or open fire is met, the cable is easy to be seriously damaged, the service life of the cable is influenced, the use safety is ensured, and the like, so that the use requirement of people cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above problem and provide a simple structure, thermal-insulated fire-retardant, high temperature resistant, heat dissipation good, long service life's high temperature resistant special type cable.
The technical scheme of the utility model is that: a high-temperature-resistant special cable comprises a power wire core and four control wire cores, wherein the power wire core is arranged in the center of the cable, the four control wire cores are uniformly arranged on the outer sides of the power wire cores, connecting pipes are respectively arranged among the four control wire cores, the four control wire cores are connected into a whole through the connecting pipes, and gaps between the power wire cores and the control wire cores are filled;
the power wire core comprises a copper conductor, an insulating layer and an inner sheath which are arranged from inside to outside;
the control wire core comprises a copper conductor, an insulating layer, a shielding layer and an inner sheath which are arranged from inside to outside;
the connecting pipes are respectively and fixedly connected to the inner protective sleeves of the four control wire cores;
the four control wire cores are externally provided with wrapping tapes, the wrapping tapes are externally provided with flame-retardant layers, the flame-retardant layers are externally provided with heat-insulating layers, and the heat-insulating layers are externally provided with outer sheaths.
Furthermore, the shielding layer is a tinned copper wire shielding layer, and the weaving density is 90%.
Furthermore, the insulating layer is a polyvinyl chloride insulating layer.
Further, the inner sheath is an aramid fiber sheath.
Further, the outer sheath is a chlorinated polyethylene sheath.
Furthermore, the inner sheaths of the four control wire cores are respectively contacted with the inner side of the wrapping tape.
Furthermore, the whole cross section that four control sinle silks constitute through the connecting pipe is square, the connecting pipe intussuseption be filled with low temperature gas, the connecting pipe make by the resistant high low temperature material of stereoplasm.
Furthermore, four supporting bodies are fixedly arranged in the outer sheath, the supporting bodies are opposite to the positions of the control wire cores respectively, and the supporting bodies are cylindrical.
Furthermore, the connecting pipes are respectively connected with a heat dissipation hose, one end of the heat dissipation hose is tangent to the connecting pipes, and one end of the heat dissipation hose is communicated to the outer side of the outer sheath and can be closed.
The utility model has the advantages that: simple structure, tensile property are good, resistant dragging, antitorque bent, stretch-proof, thermal-insulated fire-retardant, reduce cable operating temperature, long service life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is another schematic structural diagram of the present invention.
In the figure, 1 is a connecting pipe, 2 is filling, 3 is a copper conductor, 4 is an insulating layer, 5 is an inner sheath, 6 is a shielding layer, 7 is a wrapping tape, 8 is a flame-retardant layer, 9 is a heat-insulating layer, 10 is an outer sheath, 11 is a supporting body, and 12 is a heat-radiating hose.
Detailed Description
Example 1
A high-temperature-resistant special cable comprises a power wire core and four control wire cores, wherein the power wire core is arranged in the center of the cable, the four control wire cores are uniformly arranged on the outer sides of the power wire cores, connecting pipes 1 are respectively arranged among the four control wire cores, the four control wire cores are connected into a whole through the connecting pipes 1, the anti-distortion performance of the wire cores is improved when the cable is dragged or twisted, a gap between the power wire core and the control wire cores is provided with a filler 2, and the filler 2 is mica powder or a mica fiber bundle;
the power wire core comprises a copper conductor 3, an insulating layer 4 and an inner sheath 5 which are arranged from inside to outside;
the control wire core comprises a copper conductor 3, an insulating layer 4, a shielding layer 6 and an inner sheath 5 which are arranged from inside to outside;
the connecting pipe 1 is respectively and fixedly connected to the inner sheaths 5 of the four control wire cores;
four control core outside set up around band 7, around band 7 outside set up fire-retardant layer 8, fire-retardant layer 8 outside set up insulating layer 9, insulating layer 9 outside set up oversheath 10.
The shielding layer 6 is a tinned copper wire shielding layer, and the weaving density is 90%.
The insulating layer 4 is a polyvinyl chloride insulating layer.
The inner sheath 5 is an aramid fiber sheath.
The outer sheath 10 is a chlorinated polyethylene sheath.
The inner sheaths 5 of the four control wire cores are respectively contacted with the inner side of the wrapping tape 7.
The whole cross-section that four control core constitute through connecting pipe 1 is square, square four angles support the atress each other, become whole atress by the single face atress, further improve distortion resistance, the bending property of cable, connecting pipe 1 intussuseption be filled with low temperature gas, can effectively reduce the temperature of cable during operation, improve the stability of cable, connecting pipe 1 make by the high-temperature resistant low material of stereoplasm, play support and guard action to four control core.
The oversheath 10 internal fixation set up four supporters 11, supporter 11 relative with the position of control sinle silk respectively, supporter 11 be cylindric, the center of supporter 11, the control sinle silk that set up relatively and the center of electric power sinle silk on same straight line, four supporters 11 and four control sinle silks support each other, improve the stretch-proof and the distortion resistance performance of sinle silk.
Example 2
A high-temperature-resistant special cable comprises a power wire core and four control wire cores, wherein the power wire core is arranged in the center of the cable, the four control wire cores are uniformly arranged on the outer sides of the power wire cores, connecting pipes 1 are respectively arranged among the four control wire cores, the four control wire cores are connected into a whole through the connecting pipes 1, the anti-distortion performance of the wire cores is improved when the cable is dragged or twisted, a gap between the power wire core and the control wire cores is provided with a filler 2, and the filler 2 is mica powder or a mica fiber bundle;
the power wire core comprises a copper conductor 3, an insulating layer 4 and an inner sheath 5 which are arranged from inside to outside;
the control wire core comprises a copper conductor 3, an insulating layer 4, a shielding layer 6 and an inner sheath 5 which are arranged from inside to outside;
the connecting pipe 1 is respectively and fixedly connected to the inner sheaths 5 of the four control wire cores;
four control core outside set up around band 7, around band 7 outside set up fire-retardant layer 8, fire-retardant layer 8 outside set up insulating layer 9, insulating layer 9 outside set up oversheath 10.
The shielding layer 6 is a tinned copper wire shielding layer, and the weaving density is 90%.
The insulating layer 4 is a polyvinyl chloride insulating layer.
The inner sheath 5 is an aramid fiber sheath.
The outer sheath 10 is a chlorinated polyethylene sheath.
The inner sheaths 5 of the four control wire cores are respectively contacted with the inner side of the wrapping tape 7.
The whole cross-section that four control core constitute through connecting pipe 1 is square, square four angles support the atress each other, become whole atress by the single face atress, further improve distortion resistance, the bending property of cable, connecting pipe 1 intussuseption be filled with low temperature gas, can effectively reduce the temperature of cable during operation, improve the stability of cable, connecting pipe 1 make by hard high temperature resistant material, play support and guard action to four control core.
The oversheath 10 internal fixation set up four supporters 11, supporter 11 relative with the position of control sinle silk respectively, supporter 11 be cylindric, the center of supporter 11, the control sinle silk that set up relatively and the center of electric power sinle silk on same straight line, four supporters 11 and four control sinle silks support each other, improve the stretch-proof and the distortion resistance performance of sinle silk.
The cable is characterized in that the connecting pipes 1 are respectively connected with a heat dissipation hose 12, one end of each heat dissipation hose 12 is tangent to the corresponding connecting pipe 1, one end of each heat dissipation hose 12 is communicated to the outer side of the outer sheath 10 and can be opened or closed, after the cable works for a long time, one end of each heat dissipation hose 12 can be opened due to the fact that low-temperature gas in the corresponding connecting pipe 1 loses the cooling effect, heat in the cable core can be dissipated out of the cable through the corresponding heat dissipation hose 12, meanwhile, the low-temperature gas can be filled into the corresponding connecting pipe 1 again, and the service life of the cable.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A high temperature resistant special cable which is characterized in that: the cable comprises a power wire core and four control wire cores, wherein the power wire core is arranged in the center of the cable, the four control wire cores are uniformly arranged on the outer sides of the power wire cores, connecting pipes (1) are respectively arranged among the four control wire cores, the four control wire cores are connected into a whole through the connecting pipes (1), and a gap between the power wire core and the control wire cores is filled with a filler (2);
the power wire core comprises a copper conductor (3), an insulating layer (4) and an inner sheath (5) which are arranged from inside to outside;
the control wire core comprises a copper conductor (3), an insulating layer (4), a shielding layer (6) and an inner sheath (5) which are arranged from inside to outside;
the connecting pipes (1) are respectively and fixedly connected to the inner sheaths (5) of the four control wire cores;
four control core set up around band (7) outward, around band (7) set up fire-retardant layer (8) outward, fire-retardant layer (8) set up insulating layer (9) outward, insulating layer (9) set up oversheath (10) outward.
2. The special high-temperature-resistant cable as claimed in claim 1, wherein: the shielding layer (6) is a tinned copper wire shielding layer, and the weaving density is 90%.
3. The special high-temperature-resistant cable as claimed in claim 1, wherein: the insulating layer (4) is a polyvinyl chloride insulating layer.
4. The special high-temperature-resistant cable as claimed in claim 1, wherein: the inner sheath (5) is an aramid fiber sheath.
5. The special high-temperature-resistant cable as claimed in claim 1, wherein: the outer sheath (10) is a chlorinated polyethylene sheath.
6. The special high-temperature-resistant cable as claimed in claim 1, wherein: the inner sheaths (5) of the four control wire cores are respectively contacted with the inner side of the wrapping tape (7).
7. The special high-temperature-resistant cable as claimed in claim 1, wherein: the four control wire cores are square in overall section formed by the connecting pipes (1), low-temperature gas is filled in the connecting pipes (1), and the connecting pipes (1) are made of hard high-temperature and low-temperature resistant materials.
8. The special high-temperature-resistant cable as claimed in claim 1, wherein: the outer sheath (10) is internally and fixedly provided with four supporting bodies (11), the supporting bodies (11) are opposite to the positions of the control wire cores respectively, and the supporting bodies (11) are cylindrical.
9. The special high-temperature-resistant cable as claimed in claim 1, wherein: the connecting pipe (1) is respectively connected with a heat dissipation hose (12), one end of the heat dissipation hose (12) is tangent to the connecting pipe (1), and one end of the heat dissipation hose (12) is communicated to the outer side of the outer sheath (10) and can be closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021241940.7U CN212392046U (en) | 2020-06-30 | 2020-06-30 | High-temperature-resistant special cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021241940.7U CN212392046U (en) | 2020-06-30 | 2020-06-30 | High-temperature-resistant special cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212392046U true CN212392046U (en) | 2021-01-22 |
Family
ID=74255847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021241940.7U Expired - Fee Related CN212392046U (en) | 2020-06-30 | 2020-06-30 | High-temperature-resistant special cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212392046U (en) |
-
2020
- 2020-06-30 CN CN202021241940.7U patent/CN212392046U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20210122 Termination date: 20210630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |