CN219591176U - Power cable with reflection of light cooling structure - Google Patents
Power cable with reflection of light cooling structure Download PDFInfo
- Publication number
- CN219591176U CN219591176U CN202321283121.2U CN202321283121U CN219591176U CN 219591176 U CN219591176 U CN 219591176U CN 202321283121 U CN202321283121 U CN 202321283121U CN 219591176 U CN219591176 U CN 219591176U
- Authority
- CN
- China
- Prior art keywords
- insulating
- power cable
- wall
- sheath
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a power cable with a light reflection cooling structure, relates to the technical field of power cables, and aims to solve the problem that the temperature cannot be effectively dissipated by means of a single heat dissipation means due to the influence of the heat dissipated by a conductor of the cable in the conducting process and the irradiation effect of solar heat radiation in the hot environment when the cable is arranged outdoors although the power cable has a certain heat dissipation structure. The battery cell comprises three battery cells, wherein a filling layer is arranged outside the battery cells, a polytetrafluoroethylene wrapping layer is arranged outside the filling layer, an insulating inner sheath is arranged outside the polytetrafluoroethylene wrapping layer, a wrapping steel belt is arranged outside the insulating inner sheath, and an insulating outer sheath is arranged outside the wrapping steel belt; further comprises: the aluminum heat conduction sleeve is arranged on the outer wall of the insulating outer sheath, a plurality of aluminum heat conduction sleeves are arranged, and the aluminum heat conduction sleeves are distributed at equal intervals.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a power cable with a light reflection cooling structure.
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. The power cable is a cable product used for transmitting and distributing high-power electric energy in a main circuit of a power system, and comprises various voltage levels of 1-500KV and above, and various insulated power cables.
The existing power cable is named as a heat dissipation cable such as a bulletin No. CN203966608U, and the heat dissipation cable sequentially comprises a conductive core wire, an inner insulating layer, a soft material protection layer, a rubber inner sheath and a rubber outer sheath from inside to outside, wherein the rubber inner sheath is provided with a spherical hole I, the rubber outer sheath is provided with a spherical hole II, and the rubber inner sheath and the rubber outer sheath are communicated with the soft material protection layer through the spherical hole I and the spherical hole II.
The power cable has a certain heat dissipation structure, but when the cable is arranged outdoors, the heat emitted by the conductor of the cable in the conducting process is influenced by the irradiation effect of solar heat radiation in a hot environment, so that the temperature cannot be effectively emitted by means of a single heat dissipation means; we have therefore proposed a power cable with a reflective cooling structure in order to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a power cable with a light reflection cooling structure, so as to solve the problem that the temperature cannot be effectively dissipated by a single heat dissipation means due to the influence of the irradiation effect of solar heat radiation in a hot environment when the heat dissipated by a conductor of the cable in the conduction process is influenced when the cable is arranged outdoors although the conventional power cable provided in the background art has a certain heat dissipation structure.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a power cable with reflection of light cooling structure, includes the electric core, the electric core is provided with three, the outside of electric core is provided with the filling layer, the outside of filling layer is provided with polytetrafluoroethylene and winds the covering, polytetrafluoroethylene winds the outside of covering and is provided with insulating inner sheath, insulating inner sheath's outside is provided with around the packet steel band, around the outside of packet steel band is provided with insulating oversheath;
further comprises:
the aluminum heat conduction sleeves are arranged on the outer wall of the insulating outer sheath, and a plurality of aluminum heat conduction sleeves are arranged and distributed at equal intervals;
and the heat reflection heat insulation coating is arranged on the outer walls of the aluminum heat conduction sleeve and the insulating outer sheath.
Preferably, the electric core comprises a conductor, an inner semiconductor shielding layer, an insulating layer, an outer semiconductor shielding layer and a soft copper belt, wherein the inner semiconductor shielding layer is arranged on the outer wall of the conductor, the insulating layer is arranged on the outer wall of the inner semiconductor shielding layer, the outer semiconductor shielding layer is arranged on the outer wall of the insulating layer, and the soft copper belt is arranged on the outer wall of the outer semiconductor shielding layer.
Preferably, the outer wall of the insulating outer sheath is provided with a corrugated structure, and the corrugated structure and the insulating outer sheath are integrally formed.
Preferably, the polytetrafluoroethylene is provided with a plurality of micropores in the cladding, and the pore diameter of the micropores is 1-10um.
Preferably, aluminum fins are arranged on the periphery of the outer wall of the aluminum heat conduction sleeve, four aluminum fins are arranged, ventilation grooves are formed in the aluminum fins, and a plurality of ventilation grooves are formed in the aluminum fins.
Preferably, the wrapping steel strip is arranged between the insulating inner sheath and the insulating outer sheath.
Compared with the prior art, the utility model has the beneficial effects that:
1. the heat-reflecting heat-insulating coating is arranged on the outer walls of the aluminum heat-conducting jacket and the insulating outer jacket of the power cable, is prepared from synthetic resin serving as a base material and functional pigment, filler, auxiliary agent and the like, has higher solar reflectance, effectively reduces the influence of heat radiation on the power cable in the outdoor hot environment, and solves the problem that the heat emitted by the conductor of the cable in the conducting process and the irradiation effect of solar heat radiation in the hot environment cannot be effectively emitted by a single heat-radiating means when the cable is arranged outdoors although the conventional power cable has a certain heat-radiating structure.
2. Through installing a plurality of aluminium heat conduction jackets on the outer wall of the insulating oversheath of power cable, be provided with four aluminium fins around the outer wall of aluminium heat conduction jacket, and aluminium fin's inside is provided with a plurality of ventilation slots, aluminium heat conduction jacket has improved the outer heat conduction effect of power cable, can be with heat conduction to four aluminium fins all around on, cooperate a plurality of ventilation slots of aluminium fin inside, improve with air contact area, make the heat can dispel fast, aluminium fin is provided with four, when power cable sets up at ground, aluminium fin can play the effect of support, avoid the cable outer wall to touch the end, prevent that surface temperature from conducting to the cable, cause the higher condition of cable contact surface temperature to take place.
3. Through being provided with polytetrafluoroethylene around the covering in the outside of power cable filling layer, polytetrafluoroethylene is around the inside of covering and is provided with a plurality of micropores, and microporous aperture is 1-10um, adopts polytetrafluoroethylene as around the covering, has better chemical resistance and heat resistance, sets up a plurality of micropores of 1-10um simultaneously, can isolate the hydrone, plays better water-proof effects, can guarantee the heat that the cable electricity core gives off again and dispel the heat, promotes the radiating effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
FIG. 3 is an enlarged view of a portion of the utility model at A;
in the figure: 1. a battery cell; 101. a conductor; 102. an inner semiconducting shield layer; 103. an insulating layer; 104. an outer semiconducting shield layer; 105. a soft copper strip; 2. a filling layer; 3. a polytetrafluoroethylene wrapping layer; 4. micropores; 5. an insulating inner sheath; 6. wrapping the steel belt; 7. an insulating outer sheath; 701. a corrugated structure; 8. an aluminum heat conduction sleeve; 9. an aluminum fin; 10. a ventilation groove; 11. a heat reflective thermal barrier coating.
Description of the embodiments
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. 1-3, an embodiment of the present utility model is provided: the utility model provides a power cable with reflection of light cooling structure, includes electric core 1, and electric core 1 is provided with three, and the outside of electric core 1 is provided with filling layer 2, and the outside of filling layer 2 is provided with polytetrafluoroethylene and winds covering 3, and polytetrafluoroethylene winds the outside of covering 3 and is provided with insulating inner sheath 5, and insulating inner sheath 5's outside is provided with around packet steel band 6, and around packet steel band 6's outside is provided with insulating oversheath 7;
further comprises:
the aluminum heat conduction sleeves 8 are arranged on the outer wall of the insulating outer sheath 7, a plurality of aluminum heat conduction sleeves 8 are arranged, and the aluminum heat conduction sleeves 8 are distributed at equal intervals;
a heat reflective insulation coating 11 provided on the outer walls of the aluminum heat conductive jacket 8 and the insulating outer sheath 7;
when the heat-insulating thermal-insulating cable is used, the heat-reflecting thermal-insulating coating 11 is arranged on the outer walls of the aluminum heat-conducting sleeve 8 and the insulating outer sheath 7, is prepared from synthetic resin serving as a base material and functional pigment and filler, auxiliary agents and the like, has high solar reflectance, and can effectively reduce the influence of heat radiation on the power cable when the heat-insulating thermal-insulating cable is used in outdoor hot environments.
Referring to fig. 2, the battery core 1 includes a conductor 101, an inner semiconductor shielding layer 102, an insulating layer 103, an outer semiconductor shielding layer 104 and a soft copper strip 105, wherein the inner semiconductor shielding layer 102 is disposed on an outer wall of the conductor 101, the insulating layer 103 is disposed on an outer wall of the inner semiconductor shielding layer 102, the outer semiconductor shielding layer 104 is disposed on an outer wall of the insulating layer 103, the soft copper strip 105 is disposed on an outer wall of the outer semiconductor shielding layer 104, the battery core 1 is used for completing a power transmission work of a cable, and the soft copper strip 105 plays a shielding role to prevent high-voltage alternating current from interfering with external facilities and signals.
Referring to fig. 1, a corrugated structure 701 is disposed on an outer wall of an insulating outer sheath 7, and the corrugated structure 701 and the insulating outer sheath 7 are integrally formed, so that the insulating outer sheath 7 has a certain elasticity due to the corrugated structure 701, the stretching resistance of the insulating outer sheath 7 is improved, and the service life of the insulating outer sheath is prolonged.
Referring to fig. 2, the polytetrafluoroethylene is provided with micropores 4 around the inside of the cladding 3, the micropores 4 are provided with a plurality of, and the aperture of the micropores 4 is 1-10um, the polytetrafluoroethylene has better chemical resistance and heat resistance around the cladding 3, and meanwhile, the polytetrafluoroethylene is provided with a plurality of micropores 4 of 1-10um, so that water molecules can be isolated, a better waterproof effect can be achieved, heat dissipation of the cable cell 1 can be guaranteed, and a heat dissipation effect is guaranteed.
Referring to fig. 1, aluminum fins 9 are arranged around the outer wall of an aluminum heat conduction sleeve 8, four aluminum fins 9 are arranged, ventilation grooves 10 are formed in the aluminum fins 9, a plurality of ventilation grooves 10 are formed in the aluminum heat conduction sleeve 8, the heat conduction effect of the outer layer of a power cable is improved, heat can be conducted to the four aluminum fins 9 around, the ventilation grooves 10 in the aluminum fins 9 are matched, the contact area with air is improved, the heat can be rapidly dissipated, the four aluminum fins 9 are arranged, the aluminum fins 9 can play a supporting role when the power cable is arranged on the ground, the bottom touching of the outer wall of the cable is avoided, the surface temperature is prevented from being conducted to the cable, and the condition that the contact surface temperature of the cable is high is caused.
Referring to fig. 2, the wrapping steel belt 6 is disposed between the insulating inner sheath 5 and the insulating outer sheath 7, and the wrapping steel belt 6 can improve the tensile resistance of the insulating sheath and increase the structural strength of the cable sheath.
Working principle: when in use, the polytetrafluoroethylene wrapping layer 3 is arranged outside the power cable filling layer 2, a plurality of micropores 4 are arranged inside the polytetrafluoroethylene wrapping layer 3, the aperture of each micropore 4 is 1-10um, polytetrafluoroethylene is adopted as the wrapping layer, the polytetrafluoroethylene wrapping layer has better chemical resistance and heat resistance, a plurality of micropores 4 of 1-10um are arranged at the same time, water molecules can be isolated, better waterproof effect can be achieved, heat dissipation of the cable core 1 can be ensured, heat dissipation effect is improved, the outer wall of the insulating outer sheath 7 of the power cable is of a corrugated structure 701, the insulating outer sheath 7 has certain elasticity, the tensile resistance of the insulating outer sheath 7 is improved, the service life of the insulating outer sheath 7 is prolonged, a plurality of aluminum heat guiding sleeves 8 are arranged on the outer wall of the insulating outer sheath 7, four aluminum fins 9 are arranged on the periphery of the outer wall of the aluminum heat guiding sleeve 8, the aluminum heat conducting sleeve 8 improves the heat conducting effect of the outer layer of the power cable, can conduct heat to four aluminum fins 9 around, is matched with the plurality of ventilation grooves 10 in the aluminum fins 9, improves the contact area with air, enables heat to be rapidly dissipated, is provided with four aluminum fins 9, can play a supporting role when the power cable is arranged on the ground, avoids bottoming of the outer wall of the cable, prevents the surface temperature from being conducted to the cable, enables the condition that the temperature of the contact surface of the cable is higher to occur, is provided with heat reflection heat insulation coating 11 on the outer walls of the aluminum heat conducting sleeve 8 and the insulating outer sheath 7, is prepared by taking synthetic resin as a base material and has higher solar reflectance by taking functional pigment and filler and the like, enables the power cable to be used in an outdoor hot environment, effectively reducing the influence of heat radiation on the heat radiation.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a power cable with reflection of light cooling structure, includes electric core (1), electric core (1) is provided with three, the outside of electric core (1) is provided with filling layer (2), the outside of filling layer (2) is provided with polytetrafluoroethylene and winds covering (3), polytetrafluoroethylene winds the outside of covering (3) and is provided with insulating inner sheath (5), the outside of insulating inner sheath (5) is provided with around package steel band (6), the outside of around package steel band (6) is provided with insulating oversheath (7);
the method is characterized in that: further comprises:
the aluminum heat conduction sleeves (8) are arranged on the outer wall of the insulating outer sheath (7), a plurality of aluminum heat conduction sleeves (8) are arranged, and the aluminum heat conduction sleeves (8) are distributed at equal intervals;
and the heat reflection heat insulation coating (11) is arranged on the outer walls of the aluminum heat conduction sleeve (8) and the insulating outer sheath (7).
2. A power cable having a light-reflecting and temperature-lowering structure according to claim 1, wherein: the battery cell (1) comprises a conductor (101), an inner semiconductor shielding layer (102), an insulating layer (103), an outer semiconductor shielding layer (104) and a soft copper belt (105), wherein the inner semiconductor shielding layer (102) is arranged on the outer wall of the conductor (101), the insulating layer (103) is arranged on the outer wall of the inner semiconductor shielding layer (102), the outer semiconductor shielding layer (104) is arranged on the outer wall of the insulating layer (103), and the soft copper belt (105) is arranged on the outer wall of the outer semiconductor shielding layer (104).
3. A power cable having a light-reflecting and temperature-lowering structure according to claim 1, wherein: the outer wall of the insulating outer sheath (7) is provided with a corrugated structure (701), and the corrugated structure (701) and the insulating outer sheath (7) are integrally formed.
4. A power cable having a light-reflecting and temperature-lowering structure according to claim 1, wherein: the polytetrafluoroethylene is provided with micropores (4) around the inside of covering (3), and micropore (4) are provided with a plurality of, and the aperture of micropore (4) is 1-10um.
5. A power cable having a light-reflecting and temperature-lowering structure according to claim 1, wherein: aluminum fins (9) are arranged on the periphery of the outer wall of the aluminum heat conduction sleeve (8), the number of the aluminum fins (9) is four, ventilation grooves (10) are formed in the aluminum fins (9), and a plurality of ventilation grooves (10) are formed.
6. A power cable having a light-reflecting and temperature-lowering structure according to claim 1, wherein: the wrapping steel belt (6) is arranged between the insulating inner sheath (5) and the insulating outer sheath (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321283121.2U CN219591176U (en) | 2023-05-25 | 2023-05-25 | Power cable with reflection of light cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321283121.2U CN219591176U (en) | 2023-05-25 | 2023-05-25 | Power cable with reflection of light cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219591176U true CN219591176U (en) | 2023-08-25 |
Family
ID=87696845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321283121.2U Active CN219591176U (en) | 2023-05-25 | 2023-05-25 | Power cable with reflection of light cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219591176U (en) |
-
2023
- 2023-05-25 CN CN202321283121.2U patent/CN219591176U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210091777U (en) | New energy automobile charges and uses heat dissipation cable | |
| CN219591176U (en) | Power cable with reflection of light cooling structure | |
| CN209785622U (en) | Novel copper core power cable | |
| CN201072668Y (en) | Water blocking electric cable | |
| CN202662347U (en) | 1E-grade K1-type low-smoke halogen-free flame-retardant cable for nuclear power plants | |
| CN212303116U (en) | Cross-linked combined overhead insulated cable | |
| CN212461230U (en) | Capacity-increasable overhead insulated cable | |
| CN202102795U (en) | Silicon rubber insulated-sheathed power cable fine in property | |
| CN211455340U (en) | Photovoltaic cable | |
| CN210896754U (en) | Anti-sunlight-aging power cable | |
| CN203774007U (en) | Novel YJV type cross-linked polyethylene insulated power cable | |
| CN110706856A (en) | Cable wire convenient to heat dissipation | |
| CN215731054U (en) | Underground power cable convenient to heat dissipation | |
| CN216133680U (en) | Anti-aging electric vehicle wire harness structure | |
| CN217280065U (en) | Light charging cable | |
| CN213635457U (en) | Fire-resistant electric wire | |
| CN220208576U (en) | Thin-wall high-temperature-resistant cable | |
| CN204596483U (en) | Heatproof insulated cable | |
| CN220569443U (en) | Signal power composite cable | |
| CN220041415U (en) | Power cable with flame-retardant structure | |
| CN216749405U (en) | Strong antifouling middling pressure aerial [ insulated ] cable that blocks water | |
| CN215577871U (en) | Heat dissipation type cable | |
| CN214505070U (en) | Cable for high-cold high-saline-alkali area | |
| CN215298939U (en) | Self-cooling cable for energy storage battery | |
| CN218181906U (en) | Weather-proof photovoltaic power generation cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |