CN214956166U - Copper core crosslinked polyethylene insulation medium voltage power cable - Google Patents
Copper core crosslinked polyethylene insulation medium voltage power cable Download PDFInfo
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- CN214956166U CN214956166U CN202120933131.0U CN202120933131U CN214956166U CN 214956166 U CN214956166 U CN 214956166U CN 202120933131 U CN202120933131 U CN 202120933131U CN 214956166 U CN214956166 U CN 214956166U
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Abstract
The utility model discloses an insulating middling pressure power cable of copper core crosslinked polyethylene, including cable body, inside protection subassembly, outside protection subassembly and radiator unit, inside protection subassembly corresponds the cover and establishes inside the cable body, outside protection subassembly corresponds to install this internal and with inside protection subassembly interval setting at the cable, just the radiator unit matches and installs originally internally at the cable. The utility model discloses an inside protection subassembly and outside protection subassembly's cooperation down, can carry out the inside and outside protection work of high accuracy to the cable, the waterproof of cable has been promoted, waterproof, performance such as corrosion-resistant, and under heat radiation assembly's assistance, utilize the conducting strip both ends respectively with the heating panel, the absorber plate intercommunication, the absorbed heat of absorber plate is on conducting strip transmission to the heating panel, high accuracy outside heat transfer work to the sinle silk has been realized, the good operating condition of sinle silk has been guaranteed, it can't carry out quick radiating effect to inside to avoid traditional cable body.
Description
Technical Field
The utility model relates to a power cable correlation technique field specifically is an insulating medium voltage power cable of copper core crosslinked polyethylene.
Background
The power cable is a cable product used for transmitting and distributing high-power electric energy in a main line of a power system, 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, along with the vigorous development of the power field in China, the utilization rate of the cable is synchronously increased, but when the existing cable is used, the whole self protection effect is poor, excellent internal and external synchronous protection treatment cannot be carried out on the cable, the good working state of a wire core cannot be ensured, the performances of whole fire prevention, water prevention and the like are poor, and meanwhile, the whole heat dissipation performance of the existing cable is poor.
The prior art has the following defects: when using, the whole self protective effect of the existing cable is poor, the cable cannot be subjected to good internal and external synchronous protective treatment, the good working state of the wire core cannot be guaranteed, the performances of overall fire prevention, water prevention and the like are poor, meanwhile, the whole heat dissipation performance of the existing cable is poor, heat generated during the working of the wire core cannot be dissipated, and the service life of the cable is shortened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an insulating middling pressure power cable of copper core crosslinked polyethylene to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an insulating middling pressure power cable of copper core crosslinked polyethylene, includes cable body, inside protection component, outside protection component and radiator unit, inside protection component corresponds the cover and establishes inside the cable body, outside protection component corresponds installs this internal and with inside protection component interval setting at the cable, just radiator unit matches and installs originally internally at the cable.
As a further preferred of this technical scheme, the cable body includes sinle silk, overburden, wrinkle aluminium sheath, armor and oversheath, the sinle silk comprises multiunit copper conductor, inside packing, and the multiunit the copper conductor is around being cylindrical, inside protection component corresponds the cover and establishes at the copper conductor outside, the overburden interval cover is established at the sinle silk outside, inside packing inlays and establishes between copper conductor, overburden, wrinkle aluminium sheath corresponds the cover and establishes at the overburden outside, the armor is installed outside wrinkle aluminium sheath, the oversheath interval cover is established outside the armor, outside protection component installs between armor, oversheath.
As a further preferred of this technical scheme, inside protection component includes insulating layer, shielding layer and flame retardant coating, the insulating layer is established outside the copper conductor through the viscose cover, the shielding layer is established outside the insulating layer through the viscose cover, the flame retardant coating is established outside the shielding layer through the viscose cover, the insulating layer is made for the PVC material, the flame retardant coating is made for the asbestos material.
As a further preferred option of the technical scheme, the external protection component comprises a waterproof layer, an anti-corrosion layer, a pressure-resistant layer and a reinforcing layer, the waterproof layer is sleeved outside the armor layer through an adhesive, the anti-corrosion layer is sleeved outside the waterproof layer through an adhesive, the pressure-resistant layer is sleeved outside the anti-corrosion layer through an adhesive, and the reinforcing layer is installed outside the pressure-resistant layer through an adhesive.
As a further preferred aspect of the technical solution, the specific material of the waterproof layer is natural asphalt, the specific material of the corrosion-resistant layer is aluminum alloy, the specific material of the pressure-resistant layer is elastic cotton, and the specific material of the reinforcing layer is hard plastic.
As a further preferred option of the technical scheme, the heat dissipation assembly includes a heat dissipation plate, a plurality of sets of heat absorption plates, a plurality of sets of heat conduction fins and a plurality of sets of transmission fins, the heat dissipation plate is correspondingly installed between the reinforcing layer and the outer sheath through viscose, the plurality of sets of heat absorption plates are correspondingly sleeved outside the cable core, two ends of each of the plurality of sets of heat conduction fins are respectively communicated with the heat dissipation plate and the heat absorption plate, two ends of each of the plurality of sets of transmission fins are respectively communicated with adjacent heat absorption plates, included angles between two adjacent sets of heat conduction fins are the same, and the heat conduction fins are integrally made of alloy copper materials.
As a further preferred aspect of the present technical solution, the heat dissipation plate and the heat absorbing plate are integrally in a circular ring structure, and the inner wall of the heat absorbing plate is correspondingly attached to the fireproof layer.
The utility model provides an insulating medium voltage power cable of copper core crosslinked polyethylene possesses following beneficial effect:
(1) the utility model discloses a be equipped with outside protection subassembly, can carry out outside reinforcement protection to the cable body, under the cooperation of waterproof layer, avoid external water source invasion to cause the damage of sinle silk, under the cooperation on corrosion resistant layer, can absorb external humid gas, avoid external moisture to get into this internal corrosion situation that causes of cable, under the cooperation on compression resistant layer, can cushion the absorption to external impact force, the resistance to compression that has promoted the cable is slight, under the assistance of enhancement layer, the self hardness of cable body has been promoted, can effectively avoid external pressure to cause the not enough of cable body deformation.
(2) The utility model discloses a be equipped with radiator unit, utilize the absorber plate to absorb the heat that sinle silk work produced, because the conducting strip both ends respectively with the heating panel, the absorber plate intercommunication, consequently the absorbing heat of absorber plate is through the conducting strip transmission to the heating panel on, and under the assistance of transmission piece, can carry out the transmission of intercommunication to the heat between the adjacent absorber plate, guaranteed that the heat is even gives off, realized the high accuracy outside heat transfer work to the sinle silk, guaranteed the good operating condition of sinle silk.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the heat dissipation assembly of the present invention;
FIG. 3 is a schematic view of the overall internal structure of the present invention;
FIG. 4 is a schematic view of the connection between the core and the heat absorbing plate of the present invention;
FIG. 5 is a schematic structural view of the external protection component of the present invention;
fig. 6 is a schematic structural view of the internal protection component of the present invention.
In the figure: 1. a cable body; 2. an internal shield assembly; 3. an outer protective component; 4. a heat dissipating component; 5. a wire core; 6. filling the interior; 7. a cover layer; 8. a corrugated aluminum sheath; 9. an armor layer; 10. an outer sheath; 11. an insulating layer; 12. a shielding layer; 13. a fire barrier layer; 14. a waterproof layer; 15. a corrosion-resistant layer; 16. a pressure resistant layer; 17. a reinforcing layer; 18. a heat dissipation plate; 19. a heat absorbing plate; 20. a heat conductive sheet; 21. a transfer sheet; 22. a copper conductor.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-6, the utility model provides a technical scheme: the utility model provides an insulating middling pressure power cable of copper core crosslinked polyethylene, includes cable body 1, inside protection component 2, outside protection component 3 and radiator unit 4, inside protection component 2 corresponds the cover and establishes inside cable body 1, outside protection component 3 corresponds to install in cable body 1 and with the 2 interval settings of inside protection component, just radiator unit 4 matches and installs in cable body 1.
In this embodiment, specifically: sinle silk 5 comprises multiunit copper conductor 22, inside packing 6, the multiunit copper conductor 22 is around being cylindrically, inside protection component 2 corresponds the cover and establishes in copper conductor 22 outside, 7 intervals of overburden are established in sinle silk 5 outsides, inside packing 6 inlays to be established between copper conductor 22, overburden 7, 8 corresponding covers of wrinkle aluminium sheath are established in 7 outsides of overburden, armor 9 is installed in 8 outsides of wrinkle aluminium sheath, the sheath 10 interval cover is established in armor 9 outsides, outside protection component 3 is installed between armor 9, oversheath 10.
In this embodiment, specifically: inside protection subassembly 2 includes insulating layer 11, shielding layer 12 and flame retardant coating 13, insulating layer 11 is established outside copper conductor 22 through the viscose cover, shielding layer 12 is established outside insulating layer 11 through the viscose cover, flame retardant coating 13 establishes outside shielding layer 12 through the viscose cover, insulating layer 11 is made for the PVC material, flame retardant coating 13 is made for the asbestos material, can carry out safety protection to sinle silk 5, avoids producing the mutual influence between the adjacent sinle silk 5 in the transmission, and simultaneously under shielding layer 12's assistance, can shield external signal etc. has guaranteed sinle silk 5's good transmission state.
In this embodiment, specifically: the external protection component 3 comprises a waterproof layer 14, a corrosion-resistant layer 15, a pressure-resistant layer 16 and a reinforcing layer 17, the waterproof layer 14 is sleeved outside the armor layer 9 through an adhesive, the corrosion-resistant layer 15 is sleeved outside the waterproof layer 14 through the adhesive, the pressure-resistant layer 16 is sleeved outside the corrosion-resistant layer 15 through the adhesive, the reinforcing layer 17 is installed outside the pressure-resistant layer 16 through the adhesive to reinforce and protect the cable body 1 from the outside, under the cooperation of the waterproof layer 14, the damage of the cable core 5 caused by the invasion of an external water source is avoided, under the cooperation of the corrosion-resistant layer 15, external moisture can be absorbed, the internal corrosion condition caused by the external moisture entering the cable body 1 is avoided, under the cooperation of the pressure-resistant layer 16, the external impact force can be buffered and absorbed, the compression resistance of the cable is improved, and under the assistance of the reinforcing layer 17, the self hardness of the cable body 1 is improved, the defect that the cable body 1 deforms due to external pressure can be effectively overcome.
In this embodiment, specifically: the specific material of the waterproof layer 14 is natural asphalt, the specific material of the corrosion-resistant layer 15 is aluminum alloy, the specific material of the pressure-resistant layer 16 is elastic cotton, and the specific material of the reinforcing layer 17 is hard plastic.
In this embodiment, specifically: the heat dissipation assembly 4 comprises a heat dissipation plate 18, a plurality of groups of heat absorption plates 19, a plurality of groups of heat conduction sheets 20 and a plurality of groups of transmission sheets 21, the heat dissipation plate 18 is correspondingly installed between the reinforcing layer 17 and the outer sheath 10 through viscose, the plurality of groups of heat absorption plates 19 are correspondingly sleeved outside the wire core 5, two ends of the plurality of groups of heat conduction sheets 20 are respectively communicated with the heat dissipation plate 18 and the heat absorption plates 19, two ends of the plurality of groups of transmission sheets 21 are respectively communicated with the adjacent heat absorption plates 19, included angles between the adjacent two groups of heat conduction sheets 20 are the same, the heat conduction sheets 20 are integrally made of alloy copper materials, and the two ends of the heat conduction sheets 20 are respectively communicated with the heat dissipation plate 18 and the heat absorption plates 19, so that heat absorbed by the heat absorption plates 19 is transmitted to the heat dissipation plate 18 through the heat conduction sheets 20, high-precision external heat exchange work for the wire core 5 is realized, and good working state of the wire core 5 is guaranteed.
In this embodiment, specifically: the heat dissipation plate 18 and the heat absorption plate 19 are integrally in a circular ring-shaped structure, and the inner wall of the heat absorption plate 19 is correspondingly attached to the fireproof layer 13.
The working principle is that when in use, the inner protection component 2 is wrapped outside the wire core 5, the wire core 5 can be safely protected by the insulating layer 11, the mutual influence between the adjacent wire cores 5 in transmission is avoided, meanwhile, external signals and the like can be shielded under the assistance of the shielding layer 12, the good transmission state of the wire core 5 is ensured, the fireproof performance of the wire core 5 is enhanced by the fireproof layer 13, the external fire source can be isolated, the whole service life of the cable body 1 is prolonged, the cable body 1 can be externally reinforced and protected by the outer protection component 3, the external water source is blocked under the coordination of the waterproof layer 14, the damage of the wire core 5 caused by the invasion of the external water source is avoided, the external moisture can be absorbed under the coordination of the corrosion-resistant layer 15, the internal corrosion condition caused by the external moisture entering the cable body 1 is avoided, under the cooperation of the pressure resistant layer 16, the buffer absorption can be carried out on the external impact force, the compression resistance of the cable is improved, the cable can be correspondingly used in different working environments, under the assistance of the reinforcing layer 17, the self hardness of the cable body 1 is improved, the defect that the cable body 1 deforms due to the external pressure can be effectively overcome, the service life of the cable body 1 is prolonged, the synchronous protection of the inner part and the outer part of the cable body 1 is realized under the cooperation with the internal protection component 2, the heat generated by the work of the cable core 5 can be absorbed by utilizing the heat absorption plate 19 through the arrangement of the heat dissipation component 4, because the two ends of the heat conduction sheet 20 are respectively communicated with the heat dissipation plate 18 and the heat absorption plate 19, the heat absorbed by the heat absorption plate 19 is transferred to the heat dissipation plate 18 through the heat conduction sheet 20, and under the assistance of the transfer sheet 21, the heat between the adjacent heat absorption plates 19 can be mutually transferred, and the uniform heat dissipation is ensured, the heat is dissipated through the heat dissipation plate 18, high-precision external heat exchange work of the wire core 5 is achieved, good working state of the wire core 5 is guaranteed, and the effect that the traditional cable body 1 cannot rapidly dissipate heat inside is avoided.
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 (7)
1. The utility model provides an insulating middling pressure power cable of copper core crosslinked polyethylene, its characterized in that, includes cable body (1), inside protection subassembly (2), outside protection subassembly (3) and radiator unit (4), inside protection subassembly (2) correspond the cover and establish inside cable body (1), outside protection subassembly (3) correspond install in cable body (1) and with inside protection subassembly (2) interval setting, just radiator unit (4) match and install in cable body (1).
2. A copper core crosslinked polyethylene insulated medium voltage power cable according to claim 1, characterized in that: the cable body (1) comprises a wire core (5), a covering layer (7), a corrugated aluminum sheath (8), an armor layer (9) and an outer sheath (10), the wire core (5) consists of a plurality of groups of copper conductors (22) and an inner filling (6), the plurality of groups of copper conductors (22) are cylindrical in shape, the internal protection component (2) is correspondingly sleeved outside the copper conductor (22), the covering layer (7) is sleeved outside the wire core (5) at intervals, the inner filling (6) is embedded between the copper conductor (22) and the covering layer (7), the corrugated aluminum sheath (8) is correspondingly sleeved outside the covering layer (7), the armor layer (9) is arranged outside the corrugated aluminum sheath (8), the outer sheath (10) is sleeved outside the armor layer (9) at intervals, and the external protection component (3) is arranged between the armor layer (9) and the outer sheath (10).
3. A copper core crosslinked polyethylene insulated medium voltage power cable according to claim 1, characterized in that: inside protection subassembly (2) include insulating layer (11), shielding layer (12) and flame retardant coating (13), insulating layer (11) are established in copper conductor (22) outside through the viscose cover, shielding layer (12) are established in insulating layer (11) outside through the viscose cover, flame retardant coating (13) are established in shielding layer (12) outside through the viscose cover, insulating layer (11) are made for the PVC material, flame retardant coating (13) are made for the asbestos material.
4. A copper core crosslinked polyethylene insulated medium voltage power cable according to claim 1, characterized in that: the external protection component (3) comprises a waterproof layer (14), a corrosion-resistant layer (15), a pressure-resistant layer (16) and a reinforcing layer (17), the waterproof layer (14) is sleeved outside the armor layer (9) through an adhesive, the corrosion-resistant layer (15) is sleeved outside the waterproof layer (14) through the adhesive, the pressure-resistant layer (16) is sleeved outside the corrosion-resistant layer (15) through the adhesive, and the reinforcing layer (17) is installed outside the pressure-resistant layer (16) through the adhesive.
5. A copper core crosslinked polyethylene insulated medium voltage power cable according to claim 4, characterized in that: the waterproof layer (14) is made of natural asphalt, the corrosion-resistant layer (15) is made of aluminum alloy, the pressure-resistant layer (16) is made of elastic cotton, and the reinforcing layer (17) is made of hard plastic.
6. A copper core crosslinked polyethylene insulated medium voltage power cable according to claim 1, characterized in that: the radiating assembly (4) comprises a radiating plate (18), a plurality of groups of heat absorbing plates (19), a plurality of groups of heat conducting fins (20) and a plurality of groups of transmission fins (21), the radiating plate (18) is correspondingly installed between the reinforcing layer (17) and the outer sheath (10) through viscose, the plurality of groups of heat absorbing plates (19) are correspondingly sleeved outside the cable core (5), the two ends of each group of heat conducting fins (20) are respectively communicated with the radiating plate (18) and the heat absorbing plates (19), the two ends of each group of transmission fins (21) are respectively communicated with the adjacent heat absorbing plates (19), and the included angles between the adjacent two groups of heat conducting fins (20) are the same, and the whole heat conducting fins (20) are made of alloy copper materials.
7. A copper core crosslinked polyethylene insulated medium voltage power cable according to claim 6, characterized in that: the heat dissipation plate (18) and the heat absorption plate (19) are integrally of a circular ring-shaped structure, and the inner wall of the heat absorption plate (19) is correspondingly attached to the fireproof layer (13).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120933131.0U CN214956166U (en) | 2021-04-30 | 2021-04-30 | Copper core crosslinked polyethylene insulation medium voltage power cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120933131.0U CN214956166U (en) | 2021-04-30 | 2021-04-30 | Copper core crosslinked polyethylene insulation medium voltage power cable |
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| CN214956166U true CN214956166U (en) | 2021-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114864167A (en) * | 2022-04-12 | 2022-08-05 | 张莉 | Resistance to compression fireproof cable |
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2021
- 2021-04-30 CN CN202120933131.0U patent/CN214956166U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114864167A (en) * | 2022-04-12 | 2022-08-05 | 张莉 | Resistance to compression fireproof cable |
| CN114864167B (en) * | 2022-04-12 | 2024-05-24 | 新疆新卓达电线电缆有限公司 | Compression-resistant fireproof cable |
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