CN217902790U - Weather-proof wear-resistant compression-resistant flame-retardant power cable - Google Patents
Weather-proof wear-resistant compression-resistant flame-retardant power cable Download PDFInfo
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- CN217902790U CN217902790U CN202221645311.XU CN202221645311U CN217902790U CN 217902790 U CN217902790 U CN 217902790U CN 202221645311 U CN202221645311 U CN 202221645311U CN 217902790 U CN217902790 U CN 217902790U
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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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Abstract
The utility model relates to a power cable technical field discloses a wear-resisting resistance to compression fire-retardant power cable of type of nai time, including the polytetrafluoroethylene oversheath, the fire-retardant layer of inside fixedly connected with fire prevention of polytetrafluoroethylene oversheath, the layer is nai waited to the inside fixedly connected with polyurethane on the fire-retardant layer of fire prevention, the inside fixedly connected with knitting resistance to pressure of the layer is nai waited to the polyurethane, the inside fixedly connected with tinned copper wire shielding layer of knitting resistance to pressure. The utility model has the advantages of it is following and effect: when external force extrusion cable, at first be used in the polytetrafluoroethylene oversheath, tightly transmit external force to the conductor on, the setting of arc piece cooperation second spring and baffle, supporting seat isotructure can protect all around the conductor, and then has improved the protecting effect to the conductor, avoids external force to make the conductor damage lead to the unable normal work of cable on the cable to the resistance to compression effect of cable has been improved.
Description
Technical Field
The utility model relates to a power cable technical field, in particular to wear-resisting resistance to compression of resistant type fire-retardant power cable.
Background
The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater.
According to chinese patent CN207624438U, an insulated high voltage power cable is disclosed, although it is provided with rubber balls, a first flame retardant layer and a second flame retardant layer, the inside of the first flame retardant layer and the second flame retardant layer is filled with a halogen-free cross-linked polyethylene flame retardant material, not only having better flame retardant property, and environmental protection, protecting the quality of the high voltage power cable, making the power cable not easily catch fire, not damaging the inside of the high voltage power cable, and greatly enhancing the insulating effect of the high voltage power cable, by providing a cable conductor and a first insulating layer, the inside of the first insulating layer is filled with tetrafluoroethylene, making the cable conductor have an insulating function, making it possible to protect the cable conductor well, making the practicality of the cable conductor greatly enhanced, and making the insulating effect of the cable conductor greatly enhanced, by providing a waterproof layer, a sponge layer and a sponge ball, the inside of the sponge layer is filled with sponge, and making it possible to block water of the power cable, and making it possible to make the insulating effect of the power cable better, and making it possible to make the wear-resistant steel wire loop of the power cable more easily ground contact, and making it more easily wear-resistant.
However, the problem that the cable cannot work normally due to the fact that the conductor is damaged easily due to external force extrusion because the protection effect on the conductor is poor still exists in the patent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a resistant wear-resisting resistance to compression of type fire-retardant power cable of waiting can solve the problem among the above-mentioned background art.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a wear-resisting resistance to compression fire-retardant power cable of type of waiting, includes the polytetrafluoroethylene oversheath, the fire-retardant layer of inside fixedly connected with fire prevention of polytetrafluoroethylene oversheath, the resistant layer of waiting of inside fixedly connected with polyurethane on fire-retardant layer of fire prevention, the resistant layer of inside fixedly connected with knitting resistance to waiting of polyurethane, the inside fixedly connected with tinned copper wire shielding layer of knitting resistance to waiting, the inside fixedly connected with insulating layer of tinned copper wire shielding layer, the inside of insulating layer is provided with the conductor, the inside fixedly connected with stationary blade of insulating layer, one side fixedly connected with baffle of stationary blade, the quantity of baffle is four, two the equal fixed mounting in inside of both sides and the insulating layer of baffle has the supporting seat, one side fixedly connected with second spring of supporting seat, one side fixedly connected with connection piece of second spring, one side fixedly connected with fixing base of connection piece, the equal fixedly connected with arc piece in both ends of connection piece.
Through adopting the above technical scheme, through setting up the polytetrafluoroethylene oversheath, the fire prevention flame retardant coating, polyurethane is able to bear or endure the layer, braided fabric resistance to pressure layer and tinned copper wire shielding layer, the resistant time of cable has been improved, and is wear-resisting, resistance to compression and flame retardant efficiency, and through setting up the stationary blade, the baffle, a supporting seat, the second spring, the connection piece, fixing base and arc piece, when external force extrusion cable, at first act on the polytetrafluoroethylene oversheath, tightly transmit external force to the conductor on, arc piece cooperation second spring and baffle, the setting of supporting seat isotructure can be protected around the conductor, and then the protecting effect to the conductor has been improved, avoid exogenic action to make the conductor damage lead to the unable normal work of cable on the cable, thereby the resistance to compression effect of cable has been improved.
The utility model discloses a further set up to: the outer portion of the polytetrafluoroethylene outer sheath is fixedly connected with a connecting block, and one side of the connecting block is fixedly connected with a first spring.
Through adopting above-mentioned technical scheme, the connecting block plays and fixes the effect to first spring.
The utility model discloses a further set up to: one end of the first spring is fixedly connected with a connecting plate, and one side of the connecting plate is provided with a bolt jack.
Through adopting above-mentioned technical scheme, the setting of connecting plate and bolt jack plays the effect of being convenient for to the cable is fixed.
The utility model discloses a further set up to: the number of the bolt insertion holes is two, and the two bolt insertion holes are symmetrically arranged by taking the center of the connecting plate as a center.
Through adopting above-mentioned technical scheme, two bolt jack symmetries set up and make the fixed effect to the connecting plate better.
The utility model discloses a further set up to: the fireproof flame-retardant layer is made of asbestos fibers.
Through adopting above-mentioned technical scheme, fire prevention fire-retardant layer has improved the fire prevention effect of cable, has ensured the power consumption safety.
The utility model discloses a further set up to: one end of each partition plate is fixedly connected with a circular block, and the four partition plates are fixedly connected to the outer portion of the circular block in an annular array mode.
Through adopting above-mentioned technical scheme, the baffle plays the effect of fixing the circular block.
The utility model has the advantages that: through setting up the polytetrafluoroethylene oversheath, the fire prevention flame retardant coating, polyurethane weather resistant layer, knitting resistance to compression and tinned copper wire shielding layer, the resistant time of cable has been improved, and is wear-resisting, resistance to compression and flame retardant efficiency, and through setting up the stationary blade, the baffle, a supporting seat, the second spring, the connection piece, fixing base and arc piece, when external force extrusion cable, at first, act on the polytetrafluoroethylene oversheath, tightly transmit external force to the conductor on, arc piece cooperation second spring and baffle, the setting of supporting seat isotructure can be protected around the conductor, and then the protecting effect to the conductor has been improved, avoid exogenic action to make the conductor damage lead to the unable normal work of cable on the cable, thereby the resistance to compression effect of cable has been improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of an insulating layer according to the present invention;
FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 4 is a schematic structural diagram of the separator of the present invention.
In the figure, 1, a polytetrafluoroethylene outer sheath; 2. a fire resistant and flame retardant layer; 3. a polyurethane weatherable layer; 4. a braided fabric pressure-resistant layer; 5. a tinned copper wire shielding layer; 6. an insulating layer; 7. a conductor; 8. connecting blocks; 9. a first spring; 10. a connecting plate; 11. inserting holes for bolts; 12. a fixing sheet; 13. a partition plate; 14. a supporting seat; 15. a second spring; 16. connecting sheets; 17. a fixed seat; 18. an arc-shaped piece; 19. a circular block.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a weather-resistant wear-resistant compression-resistant flame-retardant power cable, including a polytetrafluoroethylene outer sheath 1, an external fixedly connected with connecting block 8 of the polytetrafluoroethylene outer sheath 1, a first spring 9 fixedly connected with one side of the connecting block 8, a one end fixedly connected with connecting plate 10 of the first spring 9, a bolt jack 11 is provided at one side of the connecting plate 10, the number of the bolt jack 11 is two, the two bolt jacks 11 are symmetrically arranged with respect to the center of the connecting plate 10, an internal fixedly connected with fireproof flame-retardant layer 2 of the polytetrafluoroethylene outer sheath 1, the material of the fireproof flame-retardant layer 2 is asbestos fiber, an internal fixedly connected with a polyurethane weather-resistant layer 3 of the fireproof flame-retardant layer 2, an internal fixedly connected with a braided fabric pressure-resistant layer 4 of the polyurethane weather-resistant layer 3, an internal fixedly connected with a tinned copper wire shielding layer 5 of the braided fabric pressure-resistant layer 4, by setting the polytetrafluoroethylene outer sheath 1, the fireproof flame-retardant layer 2, the polyurethane weather-resistant layer 3, the braided fabric pressure-resistant layer 4 and the tinned copper wire shielding layer 5, the weather-resistant cable has improved weather-resistant effects, an internal fixedly connected with an insulating layer 6, an insulating layer 12, a circular spacer plate 13 fixedly connected with a second spacer 13, a supporting plate 13 fixedly connected with a supporting plate 13, and a circular spacer plate 13, a supporting plate 15 is connected with two supporting plate 13, a circular spacer plate 13 fixed with a supporting plate 13, and a supporting plate 15 and a supporting plate 13 fixed with a circular spacer plate 13, the two supporting plate 15 and a circular spacer plate 15 fixed with a circular spacer plate 13, the two supporting plate 15 fixed with a circular spacer plate 13 Baffle 13, supporting seat 14, second spring 15, connection piece 16, fixing base 17 and arc piece 18, when external force extrusion cable, at first act on polytetrafluoroethylene oversheath 1, tightly transmit external force to conductor 7 on, arc piece 18 cooperation second spring 15 and baffle 13, the setting of supporting seat 14 isotructure can be protected around conductor 7, and then the protecting effect to conductor 7 has been improved, avoid the external force to act on the cable to make conductor 7 damage lead to the unable normal work of cable, thereby the resistance to compression effect of cable has been improved, one side fixedly connected with fixing base 17 of connection piece 16, the equal fixedly connected with arc piece 18 in both ends of connection piece 16.
The utility model discloses in, through setting up polytetrafluoroethylene oversheath 1, fire prevention fire-retardant layer 2, polyurethane is able to bear or endure layer 3, braided fabric resistance to pressure 4 and tinned copper wire shielding layer 5, the resistant time of cable has been improved, wear-resisting, resistance to compression and flame retardant efficiency, and through setting up stationary blade 12, baffle 13, supporting seat 14, second spring 15, connection piece 16, fixing base 17 and arc piece 18, when external force extrudees the cable, at first, act on polytetrafluoroethylene oversheath 1, tightly transmit external force to conductor 7 on, arc piece 18 cooperation second spring 15 and baffle 13, the setting of supporting seat 14 isotructure can be protected around conductor 7, and then the protective effect to conductor 7 has been improved, avoid the external action to make conductor 7 damage lead to the unable normal work of cable on the cable, thereby the resistance to compression effect of cable has been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (6)
1. The utility model provides a wear-resisting resistance to compression fire-retardant power cable of resistant type of waiting, includes polytetrafluoroethylene oversheath (1), its characterized in that: the interior fixedly connected with fire prevention fire-retardant layer (2) of polytetrafluoroethylene oversheath (1), the interior fixedly connected with polyurethane of fire prevention fire-retardant layer (2) is resistant to wait layer (3), the interior fixedly connected with knitting withstand voltage layer (4) of polyurethane is resistant to wait layer (3), the inside fixedly connected with tinned copper wire shielding layer (5) of knitting withstand voltage layer (4), the inside fixedly connected with insulating layer (6) of tinned copper wire shielding layer (5), the inside of insulating layer (6) is provided with conductor (7), the inside fixedly connected with stationary blade (12) of insulating layer (6), one side fixedly connected with baffle (13) of stationary blade (12), the quantity of baffle (13) is four, two the equal fixed mounting in both sides of baffle (13) and the inside of insulating layer (6) has supporting seat (14), one side fixedly connected with second spring (15) of supporting seat (14), one side fixedly connected with connection piece (16) of second spring (15), one side fixedly connected with fixing base (17) of connection piece (16), the equal fixedly connected with arc piece (18) in both ends of connection piece (16).
2. The weather-resistant, wear-resistant, pressure-resistant and flame-retardant power cable according to claim 1, characterized in that: the outer fixed connection of polytetrafluoroethylene oversheath (1) has connecting block (8), one side fixedly connected with first spring (9) of connecting block (8).
3. The weather-resistant, wear-resistant, pressure-resistant and flame-retardant power cable according to claim 2, characterized in that: one end of the first spring (9) is fixedly connected with a connecting plate (10), and one side of the connecting plate (10) is provided with a bolt jack (11).
4. The weather-resistant, wear-resistant, pressure-resistant and flame-retardant power cable according to claim 3, characterized in that: the number of the bolt insertion holes (11) is two, and the two bolt insertion holes (11) are symmetrically arranged with respect to the center of the connecting plate (10).
5. The weather-resistant, wear-resistant, pressure-resistant and flame-retardant power cable according to claim 1, characterized in that: the fireproof flame-retardant layer (2) is made of asbestos fibers.
6. The weather-resistant, wear-resistant, pressure-resistant and flame-retardant power cable according to claim 1, characterized in that: one end of each partition plate (13) is fixedly connected with a circular block (19), and the four partition plates (13) are fixedly connected to the outer portion of the circular block (19) in an annular array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221645311.XU CN217902790U (en) | 2022-06-29 | 2022-06-29 | Weather-proof wear-resistant compression-resistant flame-retardant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221645311.XU CN217902790U (en) | 2022-06-29 | 2022-06-29 | Weather-proof wear-resistant compression-resistant flame-retardant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217902790U true CN217902790U (en) | 2022-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221645311.XU Active CN217902790U (en) | 2022-06-29 | 2022-06-29 | Weather-proof wear-resistant compression-resistant flame-retardant power cable |
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| Country | Link |
|---|---|
| CN (1) | CN217902790U (en) |
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2022
- 2022-06-29 CN CN202221645311.XU patent/CN217902790U/en active Active
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