CN210403249U - Waterproof insulation heat dissipation type cable terminal - Google Patents
Waterproof insulation heat dissipation type cable terminal Download PDFInfo
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- CN210403249U CN210403249U CN201921373322.5U CN201921373322U CN210403249U CN 210403249 U CN210403249 U CN 210403249U CN 201921373322 U CN201921373322 U CN 201921373322U CN 210403249 U CN210403249 U CN 210403249U
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Abstract
The utility model belongs to the technical field of the power cable, especially, waterproof insulation heat dissipation type cable terminal, including binding post, binding post's bottom fixedly connected with cable core, the fixed surface of cable core is connected with the shielding layer, and the fixed surface of shielding layer is connected with the insulating layer, and the louvre has been seted up on the surface of insulating layer, and a plurality of louvres use the axle center of cable core to be the ring array and distribute as the center, and the one end of louvre extends to the surface of cable core. This waterproof insulation heat dissipation type cable terminal sets up the louvre through the surface that sets up the insulating layer, and the one end of louvre extends to the surface of cable core, and the inner wall fixedly connected with heat-conducting layer of louvre, the high-insulation heat conduction silica gel is filled to the inside of heat-conducting layer, can transmit the surface of insulating layer with the heat of cable core, has played insulating effect through insulating layer and high-insulation heat conduction material simultaneously to the phenomenon of puncture appears because of the high pressure has been solved.
Description
Technical Field
The utility model relates to a power cable technical field especially relates to a waterproof insulation heat dissipation type cable terminal.
Background
The cable terminal integrates water resistance, stress control, shielding and insulation, has good electrical performance and mechanical performance, and can be used for a long time under various severe environmental conditions.
The existing cable terminal is poor in high-voltage insulation property due to long-time transmission, so that the breakdown phenomenon of the outer surface of a cable is easy to occur, the heating time of a cable core is long, the temperature is overhigh, a fire disaster is caused, the outdoor work is affected by rain and snow weather, the cable terminal is damped and easy to corrode, and the service life of the cable terminal is greatly reduced.
SUMMERY OF THE UTILITY MODEL
Based on current power cable technical problem, the utility model provides a waterproof insulation heat dissipation type cable terminal.
The utility model provides a waterproof insulation heat dissipation type cable terminal, including binding post, the bottom fixedly connected with cable core of binding post, the surface fixedly connected with shielding layer of cable core, the surface fixedly connected with insulating layer of shielding layer, the surface of insulating layer has seted up the louvre, and a plurality of the louvre is distributed with the axle center of cable core as the center and is annular array, one end of louvre extends to the surface of cable core, the surface fixedly connected with stay tube of insulating layer, a plurality of the stay tube is distributed with annular array with the axle center of insulating layer as the center, the one end fixedly connected with protective layer of stay tube, the surface fixedly connected with spiral oil pipe of insulating layer, the both ends of spiral oil pipe run through respectively and extend to the surface of protective layer, the both ends fixed intercommunication of spiral oil pipe has circulating device, the circulating device comprises an oil inlet pipe and an oil outlet pipe, wherein one end of the oil inlet pipe and one end of the oil outlet pipe are respectively fixedly communicated with two ends of the spiral oil pipe.
Preferably, the inner wall fixedly connected with heat-conducting layer of louvre, the inside packing of heat-conducting layer has high-insulation heat conduction silica gel.
Preferably, the support tube is filled with a desiccant in the inside thereof, and the protective layer is filled with nitrogen in the inside thereof.
Preferably, the other end of the oil inlet pipe and the other end of the oil outlet pipe are fixedly connected with an oil tank, and the inner wall of the oil tank is fixedly communicated with the inner wall of the oil inlet pipe and the inner wall of the oil outlet pipe respectively.
Preferably, the inner wall fixed mounting of oil tank has the bearing, four the bearing uses the axis of oil tank as the center and is the symmetric distribution, the inner circle of bearing is first pivot and second pivot of fixedly connected with respectively.
Preferably, one end of the first rotating shaft penetrates through and extends to the outer surface of the oil tank, and one end of the first rotating shaft is fixedly connected with the fan blades.
Preferably, the outer surface of the first rotating shaft is fixedly connected with a first gear, the outer surface of the second rotating shaft is fixedly connected with a second gear, the outer surface of the first gear is meshed with the outer surface of the second gear, and the surfaces of the first gear and the second gear are both in sliding connection with the inner wall of the oil tank.
Preferably, the outer surface of the oil inlet pipe, the outer surface of the oil outlet pipe and the outer surface of the oil tank are fixedly connected with heat insulation layers, and ceramic fibers are filled in the heat insulation layers.
The utility model provides a beneficial effect does:
1. the radiating hole is formed in the surface of the insulating layer, one end of the radiating hole extends to the outer surface of the cable core, the heat conducting layer is fixedly connected to the inner wall of the radiating hole, high-insulation heat conducting silica gel is filled in the heat conducting layer, the heat of the cable core can be transmitted to the outer surface of the insulating layer, and meanwhile, the insulating effect is achieved through the insulating layer and the high-insulation heat conducting material, so that the phenomenon of breakdown due to high voltage is solved.
2. Through the outer fixed surface who sets up the insulating layer is connected with the spiral pipe, the outer fixed surface of insulating layer is connected with the stay tube, the one end fixedly connected with protective layer of stay tube, the inside packing of stay tube has the drier, the inside high-insulation heat conduction silica gel that fills of heat-conducting layer gives spiral oil pipe with cable core heat transfer, the drier in the stay tube can be with drying on every side, reduce its inside humidity, the inside packing of protective layer has nitrogen gas, can improve insulating nature, waterproof nature, thereby solved and received the influence of sleet weather in the open air and lead to that the cable is inside to wet, and. Meanwhile, the problem of secondary heating inside the high-temperature cable in summer is also avoided.
3. The bearing is fixedly arranged on the inner wall of the oil tank, the bearing rod is fixedly connected to the inner ring of the bearing, one end of the first rotating shaft extends to the outer surface of the oil tank, one end of the first rotating shaft is fixedly connected with a fan blade, the outer surface of the first rotating shaft and the outer surface of the second rotating shaft are respectively fixedly connected with a first gear and a second gear, the outer surface of the first gear is meshed with the outer surface of the second gear, the fan blade is driven to rotate under the action of wind, the fan blade drives the first rotating shaft to rotate, the first rotating shaft drives the first gear to rotate, the first gear drives the second gear to rotate, under the rotation of the first gear and the second gear, the teeth of the first gear and the teeth of the second gear are mutually separated to form low pressure and liquid suction, the first gear and the second gear are conveyed to the other end by the inner wall of the oil tank, the first gear and the second gear at the other end, the heat of the cable core is distributed in time, the surface temperature of the cable core is reduced, and the problem that the cable terminal is on fire due to overhigh temperature is solved.
Drawings
Fig. 1 is a schematic structural view of a waterproof, insulating and heat dissipating type cable terminal according to the present invention;
fig. 2 is a sectional view of an oil tank structure of a waterproof insulating heat-dissipating type cable terminal provided by the present invention;
fig. 3 is a top view of a cable core structure of a waterproof, insulating and heat dissipating type cable terminal provided by the present invention;
fig. 4 is the utility model provides a waterproof insulation heat dissipation type cable terminal's oil tank structure stereogram.
In the figure: 1. a wiring terminal; 2. a cable core; 3. a shielding layer; 4. an insulating layer; 5. heat dissipation holes; 51. a heat conductive layer; 6. supporting a tube; 7. a protective layer; 8. a coiled tubing; 9. an oil inlet pipe; 10. an oil outlet pipe; 11. an oil tank; 12. a bearing; 13. a first rotating shaft; 1301. a fan blade; 14. a second rotating shaft; 15. a first gear; 16. a second gear; 17. an insulating layer.
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. 1-4, a waterproof insulation heat dissipation type cable terminal comprises a wiring terminal 1, wherein a cable core 2 is fixedly connected to the bottom of the wiring terminal 1, a shielding layer 3 is fixedly connected to the outer surface of the cable core 2, an insulating layer 4 is fixedly connected to the outer surface of the shielding layer 3, heat dissipation holes 5 are formed in the surface of the insulating layer 4, the heat dissipation holes 5 are distributed in an annular array with the axis center of the cable core 2 as the center, one ends of the heat dissipation holes 5 extend to the outer surface of the cable core 2, a heat conduction layer 51 is fixedly connected to the inner wall of each heat dissipation hole 5, high-insulation heat conduction silica gel is filled in the heat conduction layer 51, supporting tubes 6 are fixedly connected to the outer surface of the insulating layer 4, the supporting tubes 6 are distributed in an annular array with the axis center of the insulating layer 4, drying agents are;
the outer surface of the insulating layer 4 is fixedly connected with a spiral oil pipe 8, two ends of the spiral oil pipe 8 respectively penetrate through and extend to the outer surface of the protective layer 7, two ends of the spiral oil pipe 8 are fixedly communicated with a circulating device, the circulating device comprises an oil inlet pipe 9 and an oil outlet pipe 10, and one end of the oil inlet pipe 9 and one end of the oil outlet pipe 10 are respectively fixedly communicated with two ends of the spiral oil pipe 8;
the other end of the oil inlet pipe 9 and the other end of the oil outlet pipe 10 are fixedly connected with an oil tank 11, the inner wall of the oil tank 11 is fixedly communicated with the inner wall of the oil inlet pipe 9 and the inner wall of the oil outlet pipe 10, a bearing 12 is fixedly mounted on the inner wall of the oil tank 11, the four bearings 12 are symmetrically distributed by taking the axis of the oil tank 11 as the center, the inner ring of the bearing 12 is fixedly connected with a first rotating shaft 13 and a second rotating shaft 14 respectively, one end of the first rotating shaft 13 penetrates through and extends to the outer surface of the oil tank 11, one end of the first rotating shaft 13 is fixedly connected with a fan blade 1301, the outer surface of the first rotating shaft 13 is fixedly connected with a first gear 15, the outer surface of the second rotating shaft 14 is fixedly connected with a second gear 16, the outer surface of the first gear 15 is meshed with the outer surface of the second gear 16, the surfaces of the first gear 15, The outer surface of the oil outlet pipe 10 and the outer surface of the oil tank 11 are both fixedly connected with a heat insulation layer 17, and ceramic fibers are filled in the heat insulation layer 17;
the heat dissipation hole 5 is formed in the surface of the insulating layer 4, one end of the heat dissipation hole 5 extends to the outer surface of the cable core 2, the heat conduction layer 51 is fixedly connected to the inner wall of the heat dissipation hole 5, high-insulation heat conduction silica gel is filled in the heat conduction layer 51, heat of the cable core 2 can be transmitted to the outer surface of the insulating layer 4, and meanwhile, the insulating effect is achieved through the insulating layer 4 and the high-insulation heat conduction material, so that the phenomenon of breakdown caused by high voltage is solved;
through the outer fixed surface who sets up insulating layer 4 is connected with the spiral pipe, the outer fixed surface of insulating layer 4 is connected with stay tube 6, the one end fixedly connected with protective layer 7 of stay tube 6, the inside packing of stay tube 6 has the drier, the inside high-insulation heat conduction silica gel of packing of heat-conducting layer 51 gives spiral oil pipe 8 with 2 heat transfer of cable core, drier in the stay tube 6 can be with drying on every side, reduce its inside humidity, the inside packing of protective layer 7 has nitrogen gas, can improve insulating nature, waterproof nature, thereby solved and received the influence of sleet weather in the open air and lead to the inside tide of cable, and take place corrosion. Meanwhile, the problem of secondary heating inside the high-temperature cable in summer is also avoided;
a bearing 12 is fixedly installed on the inner wall of the oil tank 11, a bearing 12 rod is fixedly connected to the inner ring of the bearing 12, one end of a first rotating shaft 13 extends to the outer surface of the oil tank 11, one end of the first rotating shaft 13 is fixedly connected with a fan blade 1301, the outer surface of the first rotating shaft 13 and the outer surface of a second rotating shaft 14 are respectively fixedly connected with a first gear 15 and a second gear 16, the outer surface of the first gear 15 is meshed with the outer surface of the second gear 16, the fan blade 1301 is driven to operate under the action of wind, the fan blade 1301 drives the first rotating shaft 13 to rotate, the first rotating shaft 13 drives the first gear 15 to rotate, the first gear 15 drives the second gear 16 to rotate, and under the rotation of the first gear 15 and the second gear 16, the teeth of the first gear 15 and the second gear 16 are separated from each other, so that low pressure and liquid suction are formed, and the liquid; the first gear 15 and the second gear 16 at the other end are folded mutually to form high pressure to discharge liquid, so that the oil in the spiral oil pipe 8 flows circularly, the heat of the cable core 2 is dissipated in time, the surface temperature of the cable core 2 is reduced, and the problem that the cable terminal is on fire due to overhigh temperature is solved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a waterproof insulation heat dissipation type cable termination, includes binding post (1), its characterized in that: the cable comprises a connecting terminal (1), a cable core (2) and a shielding layer (3), wherein the cable core (2) is fixedly connected to the bottom of the connecting terminal, the shielding layer (3) is fixedly connected to the outer surface of the cable core (2), an insulating layer (4) is fixedly connected to the outer surface of the shielding layer (3), heat dissipation holes (5) are formed in the surface of the insulating layer (4), the heat dissipation holes (5) are distributed in an annular array mode by taking the axis of the cable core (2) as the center, one end of each heat dissipation hole (5) extends to the outer surface of the cable core (2), supporting tubes (6) are fixedly connected to the outer surface of the insulating layer (4), the supporting tubes (6) are distributed in an annular array mode by taking the axis of the insulating layer (4);
the outer fixed surface of insulating layer (4) is connected with spiral oil pipe (8), the surface that runs through respectively and extend to protective layer (7) in the both ends of spiral oil pipe (8), the fixed intercommunication in both ends of spiral oil pipe (8) has circulating device, circulating device is including advancing oil pipe (9) and going out oil pipe (10), the one end of advancing oil pipe (9) and the one end that goes out oil pipe (10) respectively with the fixed intercommunication in both ends of spiral oil pipe (8).
2. The waterproof, insulating and heat dissipating cable termination of claim 1, wherein: the inner wall fixedly connected with heat-conducting layer (51) of louvre (5), the inside packing of heat-conducting layer (51) has high insulating heat conduction silica gel.
3. The waterproof, insulating and heat dissipating cable termination of claim 1, wherein: the interior of the supporting tube (6) is filled with a drying agent, and the interior of the protective layer (7) is filled with nitrogen.
4. The waterproof, insulating and heat dissipating cable termination of claim 1, wherein: the other end of the oil inlet pipe (9) and the other end of the oil outlet pipe (10) are fixedly connected with an oil tank (11), and the inner wall of the oil tank (11) is fixedly communicated with the inner wall of the oil inlet pipe (9) and the inner wall of the oil outlet pipe (10) respectively.
5. The waterproof, insulating and heat-dissipating cable termination of claim 4, wherein: the inner wall fixed mounting of oil tank (11) has bearing (12), four bearing (12) use the axis of oil tank (11) to be the symmetric distribution as the center, the inner circle of bearing (12) is first pivot (13) and second pivot (14) of fixedly connected with respectively.
6. The waterproof, insulating and heat-dissipating cable termination of claim 5, wherein: one end of the first rotating shaft (13) penetrates through and extends to the outer surface of the oil tank (11), and one end of the first rotating shaft (13) is fixedly connected with fan blades (1301).
7. The waterproof, insulating and heat dissipating cable termination of claim 6, wherein: the outer surface fixed connection of first pivot (13) has first gear (15), the outer surface fixed connection of second pivot (14) has second gear (16), the surface meshing of the surface of first gear (15) and second gear (16), the surface of first gear (15) and second gear (16) all with the inner wall sliding connection of oil tank (11).
8. The waterproof, insulating and heat-dissipating cable termination of claim 4, wherein: the outer surface of the oil inlet pipe (9), the outer surface of the oil outlet pipe (10) and the outer surface of the oil tank (11) are fixedly connected with a heat insulation layer (17), and ceramic fibers are filled in the heat insulation layer (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921373322.5U CN210403249U (en) | 2019-08-22 | 2019-08-22 | Waterproof insulation heat dissipation type cable terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921373322.5U CN210403249U (en) | 2019-08-22 | 2019-08-22 | Waterproof insulation heat dissipation type cable terminal |
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| Publication Number | Publication Date |
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| CN210403249U true CN210403249U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921373322.5U Active CN210403249U (en) | 2019-08-22 | 2019-08-22 | Waterproof insulation heat dissipation type cable terminal |
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| CN (1) | CN210403249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117439008A (en) * | 2023-12-22 | 2024-01-23 | 长园电力技术有限公司 | Cable outdoor terminal and method with insulating oil capable of being circularly reset |
-
2019
- 2019-08-22 CN CN201921373322.5U patent/CN210403249U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117439008A (en) * | 2023-12-22 | 2024-01-23 | 长园电力技术有限公司 | Cable outdoor terminal and method with insulating oil capable of being circularly reset |
| CN117439008B (en) * | 2023-12-22 | 2024-04-26 | 长园电力技术有限公司 | Cable outdoor terminal and method with insulating oil capable of being circularly reset |
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