CN216749378U - High-conductivity high-voltage cable - Google Patents
High-conductivity high-voltage cable Download PDFInfo
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- CN216749378U CN216749378U CN202123261355.0U CN202123261355U CN216749378U CN 216749378 U CN216749378 U CN 216749378U CN 202123261355 U CN202123261355 U CN 202123261355U CN 216749378 U CN216749378 U CN 216749378U
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- groove
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Abstract
The utility model relates to the technical field of cables, in particular to a high-conductivity high-voltage cable, wherein a first insulating sleeve is provided with a supporting frame; the first insulating sleeve is fixedly supported by a supporting frame; the middle part of the supporting frame is provided with a contraction groove; an extrusion groove is arranged on the supporting frame around the contraction groove; an extrusion block is arranged in the extrusion groove; the support frame is uniformly provided with heat dissipation holes around the first insulating sleeve; the heat dissipation holes are respectively communicated with the extrusion grooves of the shrinkage grooves; the outer side of the support frame is coated with a heat insulation layer; a heat radiation groove is arranged on one side of the heat insulation layer close to the first insulation sleeve; insulating layer outside cladding has the insulating cover of second, through the support frame with the cooperation in shrink groove and extrusion groove, the conductor can not receive the damage because of external force when the cable receives impact or extrusion, through the cooperation of louvre and radiating groove and insulating layer, can dispel the heat internally, can effectively block the heat externally to effectual solution cable produces high fever and can not in time dispel the heat and meet the problem that the conductor takes place the displacement easily and receives the damage when assaulting or extruding.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a high conductivity high tension cable.
Background
The high voltage cable is a kind of power cable, which is used for transmitting power between 1kv and 1000kv, and is widely used for power transmission and distribution.
Traditional high conductivity high tension cable produces the high fever at the during operation, seriously influences cable transmission performance when can not in time dispel the heat, and the conductor takes place the displacement easily and receives the damage when meetting impact or extrusion, for this reason needs to improve a high conductivity high tension cable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem, it is not enough to the technique that exists above-mentioned, a high conductivity high tension cable is provided, through the cooperation of support frame and shrink groove and extrusion groove, the conductor can not receive the damage because of external force when the cable receives impact or extrusion, through the cooperation of louvre and radiating groove and insulating layer, can dispel the heat internally, can effectively block the heat outward to effectual solution cable produces high fever and can not in time dispel the heat and meet the problem that the conductor takes place the displacement easily and receives the damage when assaulting or extruding.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the outer side of the conductor is covered with a first insulating sleeve; a support frame is arranged on the first insulating sleeve; the first insulating sleeve is fixedly supported by a supporting frame; the middle part of the support frame is provided with a contraction groove; an extrusion groove is formed in the support frame around the contraction groove; an extrusion block is arranged in the extrusion groove; the support frame is uniformly provided with heat dissipation holes around the first insulating sleeve; the heat dissipation holes are respectively communicated with the extrusion grooves of the contraction grooves; the outer side of the support frame is coated with a heat insulation layer; a heat radiation groove is formed in one side, close to the first insulating sleeve, of the heat insulation layer; and a second insulating sleeve is coated on the outer side of the heat insulation layer.
Further optimize this technical scheme, first insulating cover and second insulating cover all adopt the polyethylene material.
Further optimize this technical scheme, the support frame adopts epoxy to pour and forms.
Further optimize this technical scheme, the extrusion piece adopts the silicon rubber material.
Further optimize this technical scheme, the insulating layer adopts the cotton material of glass.
Compared with the prior art, the utility model has the advantages of it is following: 1. the first insulating sleeve is fixedly supported by the supporting frame, and the structure is favorable for ensuring that the conductor can be quickly recovered after being displaced when the cable is impacted; 2. the middle part of the supporting frame is provided with a contraction groove; an extrusion groove is arranged on the supporting frame around the contraction groove; the extrusion block is arranged in the extrusion groove, so that the structure is favorable for ensuring that the contraction groove and the extrusion groove contract simultaneously when the cable is extruded, and the cable has good flexibility; 3. the support frame is uniformly provided with heat dissipation holes around the first insulating sleeve; the heat dissipation holes are respectively communicated with the extrusion grooves of the shrinkage grooves; the heat-radiating groove is formed in one side, close to the first insulating sleeve, of the heat-insulating layer, so that the heat can be effectively radiated when the conductor generates heat, and meanwhile, the heat generated by the conductor in a cold environment can ensure the flexibility of the interior of the cable; 4. the outer side of the support frame is coated with a heat insulation layer, and the structure is favorably ensured; the inside of the cable is not affected when the outside is at high temperature.
Drawings
Fig. 1 is a schematic view of the overall structure of one embodiment of a high-conductivity high-voltage cable.
Fig. 2 is a schematic cross-sectional view of an embodiment of a high-conductivity high-voltage cable.
In the figure: 1 represents a conductor; 2 denotes a first insulating sleeve; 3 represents a support frame; 4 represents a shrink groove; 5 represents an extrusion groove; 6 represents an extrusion block; 7 represents a heat dissipation hole; 8 represents a thermal insulation layer; 9 represents a heat sink; and 10 denotes a second insulating sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The specific implementation mode is as follows: as shown in fig. 1-2, the conductor 1 is covered with a first insulating sheath 2; the first insulating sleeve 2 is provided with a support frame 3; the first insulating sleeve 2 is fixedly supported by a support frame 3; when the cable is impacted, the conductor 1 can be quickly recovered after being displaced, and the middle part of the support frame 3 is provided with a contraction groove 4; an extrusion groove 5 is arranged on the support frame 3 around the contraction groove 4; an extrusion block 6 is arranged in the extrusion groove 5; when the cable is extruded, the contraction groove 4 and the extrusion groove 5 contract simultaneously to enable the cable to have good flexibility, and the support frame 3 is uniformly provided with heat dissipation holes 7 around the first insulating sleeve 2; the heat dissipation holes 7 are respectively communicated with the extrusion grooves 5 of the contraction grooves 4; the outer side of the support frame 3 is coated with a heat insulation layer 8; the interior of the cable is not affected when the temperature of the exterior is high, and a heat radiation groove 9 is arranged on one side of the heat insulation layer 8 close to the first insulation sleeve 2; the heat generated by the conductor 1 can be effectively dissipated, the heat generated by the conductor can ensure the flexibility of the interior of the cable in a cold environment, and the second insulating sleeve 10 is coated on the outer side of the heat insulating layer 8; the first insulating sleeve 2 and the second insulating sleeve 10 are made of polyethylene materials; the support frame 3 is formed by pouring epoxy resin; the extrusion block 6 is made of silicon rubber; the heat insulation layer 8 is made of glass wool.
When the high-conductivity high-voltage cable is used, step one is combined with the structure shown in fig. 1, high heat is generated during working, the transmission performance of the cable is seriously affected when heat cannot be dissipated timely, and the conductor is easy to displace and damage when impact or extrusion is encountered.
Step two, combining the high conductivity high voltage cable shown in fig. 1-2, heat will be generated during normal operation, at this time, the heat will enter the shrinking slot 4 and the heat dissipation slot 9 through the heat dissipation holes 7 for rapid heat dissipation, when the external temperature is higher, the heat insulation layer 8 can effectively prevent the heat from transmitting into the cable, thereby effectively protecting the conductor 1 from electric energy loss caused by overheating in the high-voltage transmission process, when the cable is impacted by the outside, the support frame 3 with the conductor 1 is compressed to the contraction groove 4 to generate displacement, and the cable can be quickly recovered after the impact force disappears, thereby effectively ensuring that the conductor 1 can not be displaced and damaged due to impact force, when the cable is extruded, the contraction groove 4 and the extrusion groove 5 contract simultaneously, at the same time, the extrusion block 6 in the extrusion groove 5 also deforms, guarantee the effective supporting effect of support frame 3 simultaneously to effectual assurance conductor 1 can not cause the damage because of the extrusion force.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (5)
1. A high-conductivity high-voltage cable comprising a conductor (1), characterized in that: the outer side of the conductor (1) is coated with a first insulating sleeve (2); the first insulating sleeve (2) is provided with a support frame (3); the first insulating sleeve (2) is fixedly supported by a support frame (3); a contraction groove (4) is formed in the middle of the support frame (3); an extrusion groove (5) is arranged on the support frame (3) around the contraction groove (4); an extrusion block (6) is arranged in the extrusion groove (5); the support frame (3) is uniformly provided with heat dissipation holes (7) around the first insulating sleeve (2); the heat dissipation holes (7) are respectively communicated with the extrusion grooves (5) of the contraction groove (4); the outer side of the support frame (3) is coated with a heat insulation layer (8); a heat radiation groove (9) is formed in one side, close to the first insulating sleeve (2), of the heat insulation layer (8); and a second insulating sleeve (10) is coated outside the heat insulating layer (8).
2. A high-conductivity high-voltage cable according to claim 1, wherein: the first insulating sleeve (2) and the second insulating sleeve (10) are made of polyethylene materials.
3. A high-conductivity high-voltage cable according to claim 1, characterized in that: the support frame (3) is formed by pouring epoxy resin.
4. A high-conductivity high-voltage cable according to claim 1, wherein: the extrusion block (6) is made of silicon rubber.
5. A high-conductivity high-voltage cable according to claim 1, characterized in that: the heat insulation layer (8) is made of glass wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123261355.0U CN216749378U (en) | 2021-12-23 | 2021-12-23 | High-conductivity high-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123261355.0U CN216749378U (en) | 2021-12-23 | 2021-12-23 | High-conductivity high-voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216749378U true CN216749378U (en) | 2022-06-14 |
Family
ID=81937917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123261355.0U Active CN216749378U (en) | 2021-12-23 | 2021-12-23 | High-conductivity high-voltage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216749378U (en) |
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2021
- 2021-12-23 CN CN202123261355.0U patent/CN216749378U/en active Active
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