CN219303384U - Heat dissipation type cable - Google Patents
Heat dissipation type cable Download PDFInfo
- Publication number
- CN219303384U CN219303384U CN202320202800.6U CN202320202800U CN219303384U CN 219303384 U CN219303384 U CN 219303384U CN 202320202800 U CN202320202800 U CN 202320202800U CN 219303384 U CN219303384 U CN 219303384U
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- heat
- heat conducting
- wall
- heat conduction
- rubber belt
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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 the technical field of wires and cables, and discloses a heat-dissipation type cable, which comprises an outer sheath, an inner sheath and conductors, wherein the inner side of the outer sheath is provided with the inner sheath, the conductors are arranged in the inner sheath, the outer wall of the inner sheath is provided with insulating heat conducting pads, heat conducting rubber belts are arranged between the insulating heat conducting pads, one side of the outer wall of the outer sheath is provided with a connecting belt, one end of the connecting belt is provided with a cooling pipe.
Description
Technical Field
The utility model relates to the technical field of wires and cables, in particular to a heat dissipation type cable.
Background
The power cable is a cable for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station outgoing lines, power supply in industrial and mining enterprises and power transmission lines under sea water passing through the river. In the electric power line, the proportion of the cable is gradually increasing. At present, along with the development of society, the electricity consumption is increased, the requirements on cables are higher and higher, the cables can generate heat when passing through certain load current, along with the increase of the load current, the surface temperature of the cables is higher, and if the current carrying capacity of the electric wires and the cables exceeds the ultimate bearing capacity of the electric wires and the cables, fire disasters can be caused due to untimely heat dissipation, and life and property losses can be caused.
The publication number is: chinese patent of CN207082357U discloses a heat dissipation type cable. Comprises a plurality of wires, an insulating bracket and an outer protective layer. The wires are respectively fixed on the insulating bracket. The wires and the insulating supports are coated in the outer protective layer, a gas circulation flow channel is formed among the wires, the insulating supports and the outer protective layer, circulating gas is arranged in the gas circulation flow channel, and the wires are directly arranged in the circulating gas. According to the heat dissipation type cable disclosed by the utility model, the conducting wires are fixed by the insulating support, so that the conducting wires are directly placed in circulating gas, heat generated by the conducting wire core is transferred to the circulating gas through the conducting wire insulating layer to be absorbed by the circulating gas in the process of charging and using the cable, the heat is taken away by the flowing gas, the temperature of the conductor can be rapidly reduced, the cable is kept in a lower-temperature working state, the service life of the cable is prolonged, in addition, filling is not used in the middle of the cable, the whole cable is easier to bend, and the use is more convenient.
According to the analysis of the prior art, the heat dissipation cannot be effectively performed due to the structural limitation of the current cable, so that the aging of the cable is increased, the service life of the cable is shortened, and breakdown and fire disaster are caused even at high temperature, so that great potential safety hazards are brought.
Disclosure of Invention
The utility model aims to provide a heat dissipation type cable, which solves the problem that the prior cable cannot effectively dissipate heat due to the structural limitation in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat dissipation type cable, includes oversheath, inner sheath and conductor, the oversheath inboard is equipped with the inner sheath, the inside conductor that is equipped with of inner sheath, the inner sheath outer wall is equipped with insulating heat conduction pad, be equipped with the heat conduction rubber area between the insulating heat conduction pad, oversheath outer wall one side is equipped with the connecting band, and connecting band one end is equipped with the cooling tube, one of them the inside heat conduction rod that is equipped with in heat conduction rubber area, heat conduction rod one end passes the connecting band and extends to the cooling tube inside.
Further, a heat conducting plate is arranged inside the heat conducting rubber belt, a hollow pipe is arranged in the center inside the outer sheath, a steel wire rope is arranged inside the hollow pipe, and one end of the heat conducting plate is fixedly connected with the steel wire rope.
Further, the heat conducting plate is made of heat conducting plastic, the heat conducting plate is embedded into the heat conducting rubber belt, and the heat conducting plate and the hollow pipe are welded and fixed.
Further, one end of the heat conducting rubber belt is abutted against the inner wall of the outer sheath, the abutted part of the heat conducting rubber belt and the inner wall of the outer sheath is in a ball shape, and the heat conducting rubber bag is fixedly welded with the outer wall of the hollow tube.
Further, the outer wall of the insulating heat conducting pad is attached to the outer wall of the heat conducting rubber belt, and heat conducting glue is arranged at the attaching part of the heat conducting rubber belt and the outer wall of the insulating heat conducting pad.
Further, the joint of the connecting belt and the outer sheath is in arc transition, and the joint of the connecting belt and the cooling pipe is in arc transition.
Compared with the prior art, the utility model has the beneficial effects that:
according to the heat dissipation type cable, when the heat dissipation type cable is used, heat is generated along with the load current of the conductor in the cable through the outer sheath, the heat is transferred to the insulating heat conduction pad through the inner sheath, the heat is transferred to the heat conduction rubber belt through the insulating heat conduction pad, the heat is transferred to the heat conduction plate through the insulating heat conduction belt, the heat is transferred to the steel wire rope through the heat conduction plate, and finally the heat is led out to the cooling pipe through the heat conduction rod, so that the transfer of the internal temperature of the cable to the outside is realized, meanwhile, cooling liquid is introduced into the cooling pipe for assisting in heat dissipation, and the overall heat dissipation performance of the cable is improved.
Drawings
Fig. 1 is a perspective view of a heat dissipating cable according to the present utility model;
FIG. 2 is a perspective view of another view of a heat dissipating cable according to the present utility model;
FIG. 3 is a front cross-sectional view of a heat dissipating cable according to the present utility model;
fig. 4 is a left side view of a heat dissipating cable according to the present utility model.
In the figure: 1-an outer sheath; 2-connecting bands; 3-cooling pipes; 4-an inner sheath; a 5-conductor; 6-insulating heat conducting pad; 7-a heat-conducting rubber belt; 8-a heat-conducting plate; 9-hollow tubes; 10-a steel wire rope; 11-heat conducting rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a heat dissipation type cable, including oversheath 1, oversheath 4 and conductor 5, oversheath 1 inboard is equipped with oversheath 4, and the inside conductor 5 that is equipped with of oversheath 4, and the 4 outer walls of oversheath are equipped with insulating heat conduction pad 6, are equipped with heat conduction rubber area 7 between the insulating heat conduction pad 6, and 1 outer wall one side of oversheath is equipped with connecting band 2, and connecting band 2 one end is equipped with cooling tube 3, and one of them heat conduction rubber area 7 is inside to be equipped with heat conduction rod 11, and heat conduction rod 11 one end passes connecting band 2 and extends to inside the cooling tube 3. As the conductor 5 in the cable is loaded with current to generate heat, the heat is transferred to the insulating heat conducting pad 6 through the inner sheath 4, is transferred to the heat conducting rubber belt 7 through the insulating heat conducting pad 6, is transferred to the heat conducting plate 8 through the insulating heat conducting belt 7, is transferred to the steel wire rope 10 through the heat conducting plate 8, and finally is led out to the cooling pipe 3 through the heat conducting rod 11, so that the heat transfer from the inner temperature of the cable to the outside is realized, and meanwhile, cooling liquid can be introduced into the cooling pipe 3 for assisting in heat dissipation.
The heat conducting rubber belt 7 is internally provided with a heat conducting plate 8, the center of the inner part of the outer sheath 1 is provided with a hollow pipe 9, the hollow pipe 9 is internally provided with a steel wire rope 10, and one end of the heat conducting plate 8 is fixedly connected with the steel wire rope 10. The heat conducting plate 8 is made of heat conducting plastic, the heat conducting plate 8 is embedded into the heat conducting rubber belt 7, and the heat conducting plate 8 and the hollow tube 9 are welded and fixed. Heat is transferred to the wire rope 10 through the heat conducting plate 8, and finally the heat is conducted out into the cooling tube 3 through the heat conducting rod 11.
One end of the heat conducting rubber belt 7 is abutted with the inner wall of the outer sheath 1, the abutted part of the heat conducting rubber belt 7 and the inner wall of the outer sheath 1 is in a ball shape, and the heat conducting rubber bag 7 and the outer wall of the hollow tube 9 are welded and fixed. The ball head shape can reduce the impact of the outer sheath 1, and when the cable is bent and the like, the extrusion of the outer sheath 1 and the ball head can be buffered, and heat is transferred to the heat conducting plate 8 through the insulating heat conducting belt 7.
The outer wall of the insulating heat conduction pad 6 is attached to the outer wall of the heat conduction rubber belt 7, heat conduction rubber is arranged at the attachment part of the heat conduction rubber belt 7 and the outer wall of the insulating heat conduction pad 6, and the contact area between the insulating heat conduction pad 6 and the heat conduction rubber belt 7 is ensured through the heat conduction rubber, so that better and more effective heat transfer is facilitated.
The junction of connecting band 2 and oversheath 1 is the circular arc transition, and the junction of connecting band 2 and cooling tube 3 is the circular arc transition, and during the use, circular arc transitional coupling is convenient for the shaping of connecting band 2, and smooth transition area of contact is big simultaneously, and intensity is higher.
Working principle: when the heat dissipation type cable is used, heat is generated along with the current carried by the conductor 5 in the cable, the heat is transferred to the insulating heat conducting pad 6 through the inner sheath 4, is transferred to the heat conducting rubber belt 7 through the insulating heat conducting pad 6, is transferred to the heat conducting plate 8 through the insulating heat conducting belt 7, is transferred to the steel wire rope 10 through the heat conducting plate 8, and is finally led out to the cooling pipe 3 through the heat conducting rod 11, so that the heat inside the cable is transferred to the outside, and meanwhile, cooling liquid is led into the cooling pipe 3 for assisting in heat dissipation, and the overall heat dissipation performance of the cable is improved.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Claims (6)
1. The utility model provides a heat dissipation type cable, includes oversheath (1), inner sheath (4) and conductor (5), its characterized in that: the inner side of the outer sheath (1) is provided with an inner sheath (4), a conductor (5) is arranged inside the inner sheath (4), an insulating heat conduction pad (6) is arranged on the outer wall of the inner sheath (4), a heat conduction rubber belt (7) is arranged between the insulating heat conduction pads (6), a connecting belt (2) is arranged on one side of the outer wall of the outer sheath (1), a cooling pipe (3) is arranged at one end of the connecting belt (2), one heat conduction rubber belt (7) is internally provided with a heat conduction rod (11), and one end of the heat conduction rod (11) penetrates through the connecting belt (2) to extend to the inside of the cooling pipe (3).
2. A heat dissipating cable according to claim 1, wherein: the heat conducting rubber belt is characterized in that a heat conducting plate (8) is arranged inside the heat conducting rubber belt (7), a hollow pipe (9) is arranged in the center of the inside of the outer sheath (1), a steel wire rope (10) is arranged inside the hollow pipe (9), and one end of the heat conducting plate (8) is fixedly connected with the steel wire rope (10).
3. A heat dissipating cable according to claim 2, wherein: the heat conducting plate (8) is made of heat conducting plastic, the heat conducting plate (8) is embedded into the heat conducting rubber belt (7), and the heat conducting plate (8) and the hollow tube (9) are welded and fixed.
4. A heat dissipating cable according to claim 1, wherein: one end of the heat conducting rubber belt (7) is abutted with the inner wall of the outer sheath (1), the abutted part of the heat conducting rubber belt (7) and the inner wall of the outer sheath (1) is in a ball head shape, and the heat conducting rubber belt (7) and the outer wall of the hollow tube (9) are welded and fixed.
5. A heat dissipating cable according to claim 1, wherein: the outer wall of the insulating heat conduction pad (6) is attached to the outer wall of the heat conduction rubber belt (7), and heat conduction rubber is arranged at the attaching part of the heat conduction rubber belt (7) and the outer wall of the insulating heat conduction pad (6).
6. A heat dissipating cable according to claim 1, wherein: the connecting belt (2) and the outer sheath (1) are in arc transition, and the connecting belt (2) and the cooling tube (3) are in arc transition.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320202800.6U CN219303384U (en) | 2023-02-14 | 2023-02-14 | Heat dissipation type cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320202800.6U CN219303384U (en) | 2023-02-14 | 2023-02-14 | Heat dissipation type cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219303384U true CN219303384U (en) | 2023-07-04 |
Family
ID=86951288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320202800.6U Active CN219303384U (en) | 2023-02-14 | 2023-02-14 | Heat dissipation type cable |
Country Status (1)
Country | Link |
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CN (1) | CN219303384U (en) |
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2023
- 2023-02-14 CN CN202320202800.6U patent/CN219303384U/en active Active
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