CN104867606A - Power cable with heat radiation performance - Google Patents
Power cable with heat radiation performance Download PDFInfo
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- CN104867606A CN104867606A CN201510313103.8A CN201510313103A CN104867606A CN 104867606 A CN104867606 A CN 104867606A CN 201510313103 A CN201510313103 A CN 201510313103A CN 104867606 A CN104867606 A CN 104867606A
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- power cable
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Abstract
The invention provides a power cable with heat radiation performance. The cable comprises a power cable body. The cable is characterized in that the power cable body comprises a power cable housing, a plurality of power cable cores, an electromagnetic shielding layer, and a heat conducting layer. Each power cable core comprises a plurality of conductors, and the adjacent power cable cores are insulated with each other. The electromagnetic shielding layer is a metal mesh. The heat conducting layer is arranged in the housing of the power cable. The conducting layer surrounds the power cable cores and the electromagnetic shielding layer. The heat conducting layer and the power cable cores are insulated. The invention provides a power cable with heat radiation performance. The internal of the housing of the power cable is provided with the heat conducting layer which transfers heat generated by the power cable cores in time, and the heat is radiated to the external through the housing of the power cable. In order to further improve heat radiation effect, the surface of the housing of the power cable is provided with heat radiation blocks. Thus, heat radiation is accelerated, and normal operation of the power cable is ensured.
Description
Technical field
The present invention relates to a kind of power cable technical field, particularly relate to a kind of power cable with heat dispersion.
Background technology
Electric power heat radiation, normally for the fin of high-power electronic component heat radiation, does not have additional power source, and naturally cool, great majority are all make aluminium alloy extrusions, cut into the size of needs according to components and parts size, the fin of such as high-power switch tube or triode.Certainly in particular cases the electronic component of super high power also has band radiator fan, and the switching tube of such as Switching Power Supply just must install radiator fan additional.
Power cable (power cable), for transmitting and distribute the cable of electric energy.Be usually used in Urban Underground electrical network, the lead line in power station, the in-line power of industrial and mining enterprises and cross river, excessively extra large submarine transmission line.In power circuit, the proportion shared by cable increases just gradually.Power cable is in order to transmission and the cable product distributing high-power power in the basic routing line of electric power system, comprising 1-500KV and above various electric pressure, and the power cable of various insulation.
But power cable also can produce certain heat in the process used, and the heat produced in Long-Time Service process can cause very large injury to power cable itself; The transmittability of power cable can be made equally to decline, and power consumption becomes large.
So these problems demand existed in prior art solve.
Summary of the invention
Based on this, in order to solve above technical problem, the invention provides a kind of power cable with heat dispersion.
Technical solution of the present invention is as follows: a kind of power cable with heat dispersion, comprises power cable body, it is characterized in that, described power cable body comprises:
Power cable shell;
Some electric-cable cores, described each electric-cable core comprises some conductors; And adjacent described electric-cable core is insulated from each other;
Electro-magnetic screen layer, described electro-magnetic screen layer is wire netting, and described wire netting is an overall ring-type, described each electric-cable core be positioned at described electro-magnetic screen layer surround the inside in region; Mutually insulated between described electro-magnetic screen layer and described electric-cable core;
Heat-conducting layer, described heat-conducting layer is located at described power cable enclosure, and described heat-conducting layer surrounds described electric-cable core and electro-magnetic screen layer;
Wherein, described heat-conducting layer and described electric-cable core insulate.
Another preferred version, described power cable outer surface of outer cover is provided with some radiating blocks, and described radiating block is bulge-structure; The distance of described each adjacent heat radiation block is 20mm ~ 40mm.
Another preferred version, is arranged with sub-electro-magnetic screen layer outside described each electric-cable core, and described sub-electro-magnetic screen layer is wire netting, and described wire netting is an overall ring-type, mutually insulated between described sub-electro-magnetic screen layer and described electric-cable core.
Another preferred version, described radiating block is curve form, triangular shaped or zigzag fashion.
Another preferred version, the metal grill of described electro-magnetic screen layer and described sub-electro-magnetic screen layer is square, rhombus, parallelogram or rectangle; And the length of side of described metal grill is less than 800 microns.
Beneficial effect of the present invention:
A kind of power cable with heat dispersion of the present invention, this power cable housings is provided with heat-conducting layer, the heat that electric-cable core produces can be transmitted out in time, falls apart to the external world through power cable shell; In order to further improve radiating effect, being provided with radiating block in power cable case surface, accelerating distributing of heat like this, ensure the normal work of power cable.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below.
Fig. 1 is a kind of structural representation with the power cable of heat dispersion;
Fig. 2 is a kind of structural representation of power cable with radiating block with heat dispersion;
Fig. 3 is a kind of structural representation of power cable with sub-electro-magnetic screen layer with heat dispersion;
Fig. 4 is a kind of structural representation with radiating block in the power cable of heat dispersion;
Fig. 5 is a kind of another structural representation with radiating block in the power cable of heat dispersion.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that, when element is called as " being arranged at " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique execution mode.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention just in order to describe concrete execution mode, is not intended to be restriction the present invention.Term as used herein "and/or" comprises arbitrary and all combinations of one or more relevant Listed Items.
As shown in Figure 1, a kind of power cable with heat dispersion, comprises power cable body 10, it is characterized in that, described power cable body 10 comprises: power cable shell 104; Some electric-cable cores 101, described each electric-cable core 101 comprises some conductors; And adjacent described electric-cable core 101 is insulated from each other; Electro-magnetic screen layer 102, described electro-magnetic screen layer 102 is wire netting, and described wire netting is an overall ring-type, described each electric-cable core 101 be positioned at described electro-magnetic screen layer 102 surround the inside in region; Mutually insulated between described electro-magnetic screen layer 102 and described electric-cable core 101; Heat-conducting layer 103, it is inner that described heat-conducting layer 103 is located at described power cable shell 104, and described heat-conducting layer 103 surrounds described electric-cable core 101 and electro-magnetic screen layer 102; Wherein, described heat-conducting layer 103 insulate with described electric-cable core 101.This power cable housings is provided with heat-conducting layer, the heat that electric-cable core produces can be transmitted out in time, fall apart to the external world through power cable shell, wherein, electro-magnetic screen layer adopts wire netting, and such wire netting is also a good heat conductor, increases the Quick diffusing of heat, because heat-conducting layer is full of whole inside, so can dispel the heat in time.
Another preferred version, as shown in Figure 2, wherein, described power cable shell 104 outer surface is provided with some radiating blocks 105, and described radiating block 105 is bulge-structure; The distance of described each adjacent heat radiation block 105 is 20mm ~ 40mm.Be provided with radiating block at power cable shell like this, the radiating rate of the cable jacket that increases electric power, and ensure certain distance between adjacent radiating block, the heat between each like this radiating block also can circulate in time, does not affect the radiating rate of radiating block.
Another preferred version, as shown in Figure 3, wherein, sub-electro-magnetic screen layer 106 is arranged with outside described each electric-cable core 101, described sub-electro-magnetic screen layer 106 is wire netting, and described wire netting is an overall ring-type, mutually insulated between described sub-electro-magnetic screen layer 106 and described electric-cable core 101.Can ensure so also not have electromagnetic interference between each electric-cable core, also can not produce electric capacity.
Another preferred version, as shown in Fig. 2,4,5, wherein, described radiating block 105 is curve form, triangular shaped or zigzag fashion.
Another preferred version, the metal grill of described electro-magnetic screen layer 102 and described sub-electro-magnetic screen layer 106 is square, rhombus, parallelogram or rectangle; And the length of side of described metal grill is less than 800 microns.
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail by reference to the accompanying drawings above to the specific embodiment of the present invention.A lot of detail has been set forth so that fully understand the present invention in superincumbent description.But the present invention can be much different from above-described alternate manner to implement, those skilled in the art can when without prejudice to doing similar improvement when intension of the present invention, and therefore the present invention is by the restriction of disclosed specific embodiment above.And, each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (5)
1. have a power cable for heat dispersion, comprise power cable body (10), it is characterized in that, described power cable body (10) comprising:
Power cable shell (104);
Some electric-cable cores (101), described each electric-cable core (101) comprises some conductors; And adjacent described electric-cable core (101) is insulated from each other;
Electro-magnetic screen layer (102), described electro-magnetic screen layer (102) is wire netting, and described wire netting is an overall ring-type, described each electric-cable core (101) be positioned at described electro-magnetic screen layer (102) surround the inside in region; Mutually insulated between described electro-magnetic screen layer (102) and described electric-cable core (101);
Heat-conducting layer (103), it is inner that described heat-conducting layer (103) is located at described power cable shell (104), and described heat-conducting layer (103) surrounds described electric-cable core (101) and electro-magnetic screen layer (102);
Wherein, described heat-conducting layer (103) and described electric-cable core (101) insulate.
2. a kind of power cable with heat dispersion as claimed in claim 1, it is characterized in that, described power cable shell (104) outer surface is provided with some radiating blocks (105), and described radiating block (105) is bulge-structure; The distance of described each adjacent heat radiation block (105) is 20mm ~ 40mm.
3. a kind of power cable with heat dispersion as claimed in claim 1, it is characterized in that, sub-electro-magnetic screen layer (106) is arranged with outside described each electric-cable core (101), described sub-electro-magnetic screen layer (106) is wire netting, and described wire netting is an overall ring-type, mutually insulated between described sub-electro-magnetic screen layer (106) and described electric-cable core (101).
4. a kind of power cable with heat dispersion as claimed in claim 2, is characterized in that, described radiating block (105) is curve form, triangular shaped or zigzag fashion.
5. a kind of power cable with heat dispersion as claimed in claim 3, it is characterized in that, the metal grill of described electro-magnetic screen layer (102) and described sub-electro-magnetic screen layer (106) is square, rhombus, parallelogram or rectangle; And the length of side of described metal grill is less than 800 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510313103.8A CN104867606A (en) | 2015-06-10 | 2015-06-10 | Power cable with heat radiation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510313103.8A CN104867606A (en) | 2015-06-10 | 2015-06-10 | Power cable with heat radiation performance |
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| Publication Number | Publication Date |
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| CN104867606A true CN104867606A (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510313103.8A Pending CN104867606A (en) | 2015-06-10 | 2015-06-10 | Power cable with heat radiation performance |
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Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201465641U (en) * | 2009-08-21 | 2010-05-12 | 顾自泉 | Electric power cable |
| CN202650697U (en) * | 2012-07-11 | 2013-01-02 | 江苏新誉重工科技有限公司 | Composite conducting tube busbar |
| CN202796217U (en) * | 2012-10-10 | 2013-03-13 | 浙江昌泰电力电缆有限公司 | 6-35 kV power cable with extruded insulation |
| CN202855396U (en) * | 2012-08-29 | 2013-04-03 | 成都槟果科技有限公司 | Combined power transmission cable |
| CN103928133A (en) * | 2014-04-26 | 2014-07-16 | 芜湖航天特种电缆厂 | Anti-bite integrated type cable |
| CN103928139A (en) * | 2014-04-26 | 2014-07-16 | 芜湖航天特种电缆厂 | Anti-bite heat dissipation type cable sheath |
| CN103943216A (en) * | 2014-04-26 | 2014-07-23 | 芜湖航天特种电缆厂 | Anti-bite isolated cable |
| CN203774007U (en) * | 2013-12-10 | 2014-08-13 | 河南久通电缆有限公司 | Novel YJV type cross-linked polyethylene insulated power cable |
| CN103985455A (en) * | 2014-04-26 | 2014-08-13 | 芜湖航天特种电缆厂 | Biting-resisting radiating type cable |
| CN203839087U (en) * | 2014-03-18 | 2014-09-17 | 国家电网公司 | A high strength cable |
| CN203858914U (en) * | 2014-04-28 | 2014-10-01 | 湖州凯博电子线缆有限公司 | Shielded twisted-pair cable |
| CN203982867U (en) * | 2014-07-18 | 2014-12-03 | 江苏火凤凰线缆系统技术股份有限公司 | A kind of heat radiation cable |
| CN204010811U (en) * | 2014-07-11 | 2014-12-10 | 宋凯 | A kind of telecommunication cable with screen and drying layer |
| CN204155656U (en) * | 2014-10-10 | 2015-02-11 | 珠海迈科智能科技股份有限公司 | A kind of addressing coaxial cable of available common hunting equipment |
| CN204288848U (en) * | 2014-12-26 | 2015-04-22 | 广东天虹电缆有限公司 | A kind of vehicle charging power inside line cable |
| CN204390797U (en) * | 2015-02-05 | 2015-06-10 | 远东电缆有限公司 | A kind of Graphene ship power cable |
-
2015
- 2015-06-10 CN CN201510313103.8A patent/CN104867606A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201465641U (en) * | 2009-08-21 | 2010-05-12 | 顾自泉 | Electric power cable |
| CN202650697U (en) * | 2012-07-11 | 2013-01-02 | 江苏新誉重工科技有限公司 | Composite conducting tube busbar |
| CN202855396U (en) * | 2012-08-29 | 2013-04-03 | 成都槟果科技有限公司 | Combined power transmission cable |
| CN202796217U (en) * | 2012-10-10 | 2013-03-13 | 浙江昌泰电力电缆有限公司 | 6-35 kV power cable with extruded insulation |
| CN203774007U (en) * | 2013-12-10 | 2014-08-13 | 河南久通电缆有限公司 | Novel YJV type cross-linked polyethylene insulated power cable |
| CN203839087U (en) * | 2014-03-18 | 2014-09-17 | 国家电网公司 | A high strength cable |
| CN103985455A (en) * | 2014-04-26 | 2014-08-13 | 芜湖航天特种电缆厂 | Biting-resisting radiating type cable |
| CN103943216A (en) * | 2014-04-26 | 2014-07-23 | 芜湖航天特种电缆厂 | Anti-bite isolated cable |
| CN103928139A (en) * | 2014-04-26 | 2014-07-16 | 芜湖航天特种电缆厂 | Anti-bite heat dissipation type cable sheath |
| CN103928133A (en) * | 2014-04-26 | 2014-07-16 | 芜湖航天特种电缆厂 | Anti-bite integrated type cable |
| CN203858914U (en) * | 2014-04-28 | 2014-10-01 | 湖州凯博电子线缆有限公司 | Shielded twisted-pair cable |
| CN204010811U (en) * | 2014-07-11 | 2014-12-10 | 宋凯 | A kind of telecommunication cable with screen and drying layer |
| CN203982867U (en) * | 2014-07-18 | 2014-12-03 | 江苏火凤凰线缆系统技术股份有限公司 | A kind of heat radiation cable |
| CN204155656U (en) * | 2014-10-10 | 2015-02-11 | 珠海迈科智能科技股份有限公司 | A kind of addressing coaxial cable of available common hunting equipment |
| CN204288848U (en) * | 2014-12-26 | 2015-04-22 | 广东天虹电缆有限公司 | A kind of vehicle charging power inside line cable |
| CN204390797U (en) * | 2015-02-05 | 2015-06-10 | 远东电缆有限公司 | A kind of Graphene ship power cable |
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Application publication date: 20150826 |
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| RJ01 | Rejection of invention patent application after publication |