CN214043203U

CN214043203U - Heat dissipation salt fog prevention electric wire cable

Info

Publication number: CN214043203U
Application number: CN202120190778.9U
Authority: CN
Inventors: 张春友; 丁丽萍
Original assignee: Quantong Cable Ltd By Share Ltd
Current assignee: Quantong Cable Ltd By Share Ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2021-08-24
Anticipated expiration: 2031-01-23

Abstract

The utility model relates to a heat dissipation salt fog prevention wire and cable relates to cable technical field, including the sheath, set up a plurality of cable cores in the sheath, the sheath is equipped with the one deck waterproof layer outward, and the outer parcel of cable core has the insulating cover of one deck, and a plurality of butt of fixedly connected with are in the heat dissipation strip of waterproof layer on the circumference lateral wall of sheath, and the inside radiating groove that communicates the sheath is seted up to heat dissipation strip inside. This application is through the cooperation that sets up heat dissipation strip and radiating groove for the heat that the cable core produced in the sheath dispels the heat under the heat conduction of waterproof layer through the radiating groove, reduces the heat in the sheath, so that the heat of cable core outwards gives off, thereby has the advantage that improves cable radiating efficiency.

Description

Heat dissipation salt fog prevention electric wire cable

Technical Field

The application relates to the technical field of cables, in particular to a heat dissipation salt mist prevention electric wire cable.

Background

At present, in scenes such as salt lakes, ocean exploitation ships, oil drilling platforms and the like, electric power is transmitted to mining equipment from land or a central ship through a power cable, and the mining equipment is often subjected to high wind speed, strong ultraviolet irradiation, high salt spray and brine soaking, severe corrosion of acid, alkali, oil and salt and easy aging in the use process.

Related art is for a waterproof anti purple line power cable of salt fog like that publication number is CN207947099U discloses, including a plurality of conductor, the conductor outside cover is equipped with insulating cover, and the winding of insulating cover outside is provided with around the package tape layer that blocks water, and the insulating cover outside is filled with the yarn filling layer that blocks water with around packing tape layer clearance intussuseption, has set gradually inner sheath, armor, oversheath layer around the outside on package tape layer that blocks water, and the oversheath layer outside is scribbled and is equipped with the silicone oil coating.

In the above-described related art, the inventors consider that: under the cable uses for a long time, cable self circular telegram easily produces the heat, and the heat loops through around package water blocking tape layer, interior sheath, armor, oversheath layer and silicon oil coating and just can give off to the external world for the radiating efficiency of cable is lower.

SUMMERY OF THE UTILITY MODEL

In order to improve the heat dissipation efficiency of the cable, the purpose of the application is to provide a heat dissipation salt fog prevention electric wire cable.

The application provides a heat dissipation salt fog prevention electric wire and cable adopts following technical scheme:

the utility model provides a heat dissipation salt fog prevention wire and cable, includes the sheath, set up in a plurality of cable cores in the sheath, the sheath is equipped with the one deck waterproof layer outward, the outer parcel of cable core has the insulating cover of one deck, a plurality of butt of fixedly connected with on the circumference lateral wall of sheath in the heat dissipation strip of waterproof layer, the inside intercommunication of having seted up of heat dissipation strip the inside radiating groove of sheath.

Through adopting above-mentioned technical scheme, under the cable uses for a long time, the heat that the cable core produced gets into the radiating groove of heat dissipation strip in the sheath, with the inner space of increase sheath, make the heat that the cable core produced distribute to the waterproof layer through the radiating groove, contact with outside low temperature environment through waterproof layer, make the heat in the radiating groove dispel the heat under the heat conduction of waterproof layer, and then reduce the heat in the sheath, so that the heat of cable core outwards gives off, thereby improve the radiating efficiency of cable.

Optionally, a heat conduction layer is arranged between the waterproof layer and the sheath, and an installation groove for embedding the heat dissipation strip is formed in the inner wall of the heat conduction layer.

Through adopting above-mentioned technical scheme, the heat in the heat dissipation strip passes through the mounting groove and transmits to the heat-conducting layer, and the heat-conducting layer absorbs the heat in the mounting groove rapidly to with heat on the heat dissipation strip transmit to the waterproof layer fast, in order to accelerate the speed that the heat in the protection cover gived off to the waterproof layer.

Optionally, the heat dissipation strip is located in the mounting groove, the heat conduction layer protrudes towards the waterproof layer to form a heat conduction strip, and a heat conduction groove for embedding the heat conduction strip is formed in the inner wall of the waterproof layer.

Through adopting above-mentioned technical scheme, when the production cable, aim at the mounting groove of heat-conducting layer and dispel the heat strip and insert to form the heat conduction strip, in embedding the heat conduction strip into the heat conduction groove again, when increasing the heat-conducting layer and connecting the steadiness on the waterproof layer, the heat dissipation strip of being convenient for distributes the heat to the heat conduction groove in through the heat conduction strip.

Optionally, the axle center department of sheath is equipped with the center pin, the cable core is followed the circumference direction evenly distributed of center pin, be equipped with connecting band one on the insulating boot, connecting band one is kept away from the one end fixed connection of cable core in on the inner wall of sheath.

Through adopting above-mentioned technical scheme, utilize connecting band one to increase the distance between cable core and the sheath inner wall to increase the heat dissipation space of cable core in the sheath, reduce the gathering of cable heat in the sheath, thereby reduce the temperature that rises in the sheath.

Optionally, a second connecting band fixedly connected with the central shaft is arranged on one side, close to the central shaft, of the insulating sleeve.

Through adopting above-mentioned technical scheme, utilize two increase cable cores of connecting bands to be close to the heat dissipation space of center pin one side in the sheath, reduce the center pin and receive the heat production of cable core and the temperature that risees to reduce the damage that the cable high temperature caused the center pin, thereby reduce the temperature between a plurality of cable cores in the sheath.

Optionally, the first connecting band and the second connecting band are elastic and are arranged in the sheath in a bending mode.

By adopting the technical scheme, when the cable is subjected to pressure and is bent and deformed, the first connecting belt and the second connecting belt are stretched or compressed and deformed, so that the cable core is deformed between the central shaft and the sheath along with the first connecting belt and the second connecting belt. The restoring force of the first connecting band and the second connecting band drives the cable core to restore and deform, the damage to the cable core when the cable is pressed and bent and deformed is reduced, and therefore the service life of the cable core is prolonged.

Optionally, fixing belts are fixedly connected to the side walls of the two adjacent insulating sleeves.

Through adopting above-mentioned technical scheme, utilize the fixed band to increase the distance between two adjacent cable cores, increase the heat dissipation space between the cable core, strengthen the connection steadiness of cable core in two adjacent insulation cover simultaneously, reduce the cable core and misplace each other in the sheath to the heat dissipation of the cable core of being convenient for.

Optionally, a salt mist preventing coating capable of precipitating paraffin and oily substances is coated on the waterproof layer.

By adopting the technical scheme, the paraffin and oily substances are separated out from the salt spray prevention coating, the adhesion resistant isolation layer is formed on the outer surface of the waterproof layer, the lubricity of the surface of the waterproof layer is improved, water and crystallized salt are difficult to adhere to the surface of the cable, the acid and alkali immersion corrosion can be reduced, the salt spray adhesion can be reduced, the condensation of the crystallized salt on the surface of the cable is reduced, and the salt spray prevention effect of the cable is enhanced.

In summary, the present application includes at least one of the following beneficial technical effects:

through the matching of the heat dissipation strips and the heat dissipation grooves, heat generated by the cable core in the sheath is dissipated under the heat conduction of the waterproof layer through the heat dissipation grooves, so that the heat in the sheath is reduced, the heat of the cable core is dissipated outwards conveniently, and the heat dissipation efficiency of the cable is improved;

by arranging the first connecting belt and the second connecting belt, the deformation of the two pairs of cable cores of the first connecting belt and the second connecting belt which are bent is utilized to play a role in buffering, and meanwhile, the heat dissipation space of the cable cores in the sheath is enlarged, so that the heat of the cable is reduced from gathering in the sheath, and the temperature of the sheath is reduced when the cable generates heat;

through setting up the salt spray prevention coating, utilize salt spray prevention coating to precipitate out paraffin and oily material, form one on the waterproof layer surface and refuse to adhere to the isolation layer, reduce acid, alkali and soak into the reduction salt fog adhesion when corroding, and then reduce the condensation of cable surface crystallization salt to the salt spray prevention effect of reinforcing cable.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Description of reference numerals: 1. a sheath; 11. a central shaft; 12. a cable core; 121. an insulating sleeve; 13. connecting a first belt; 14. connecting a second belt; 15. fixing belts; 16. a heat dissipating strip; 161. a heat sink; 2. a heat conductive layer; 21. mounting grooves; 22. a heat conducting strip; 3. a waterproof layer; 31. a heat conducting groove; 4. and (4) salt mist prevention coating.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

The embodiment of the application discloses salt fog electric wire cable is prevented in heat dissipation.

Referring to fig. 1, a heat dissipation salt fog prevention electric wire cable includes sheath 1, heat-conducting layer 2, waterproof layer 3, salt fog prevention coating 4 that from interior to exterior set gradually, and axle center department is equipped with center pin 11 in the sheath 1, is equipped with a plurality of cable cores 12 along center pin 11 circumferential direction in the sheath 1, and the outer parcel of cable core 12 has one deck insulating cover 121, and insulating cover 121 is the silicon rubber material and makes, has good insulating properties.

Referring to fig. 1, a second connecting band 14 is fixedly connected to a circumferential side wall of the central shaft 11, and one end of the second connecting band 14, which is far away from the central shaft 11, is fixedly connected to a circumferential side wall of the insulating sleeve 121. One side of the insulating sleeve 121, which is back to the connecting band II 14, is fixedly connected with a connecting band I13, and one end of the connecting band I13, which is far away from the insulating sleeve 121, is fixedly connected to the inner wall of the sheath 1.

Referring to fig. 1, the fixing tapes 15 are fixedly connected to the side walls of the insulating sleeves 121 between the first connecting tape 13 and the second connecting tape 14, and two ends of each fixing tape 15 are fixedly connected to the side walls of two adjacent insulating sleeves 121, so that the cable cores 12 are fixed in the sheaths 1 through the first connecting tape 13, the second connecting tape 14 and the fixing tapes 15, and thus, the dislocation of the cable cores 12 in the sheaths 1 is reduced.

Referring to fig. 1, the first connecting band 13 and the second connecting band 14 are all bent and disposed in the sheath 1, and the central shaft 11, the first connecting band 13, the second connecting band 14 and the fixing band 15 are all made of rubber materials with good elasticity, so as to buffer bending of the cable cores 12, increase a distance between the cable cores 12, and reduce heat of the cable cores 12 from gathering in the sheath 1.

Referring to fig. 1, a plurality of heat dissipation strips 16 abutted to the heat conduction layer 2 are fixedly connected to the outer wall of the sheath 1, and heat dissipation grooves 161 communicated with the inside of the sheath 1 are formed in the heat dissipation strips 16, so that heat generated by the cable core 12 in the sheath 1 is transferred to the heat conduction layer 2 through the heat dissipation grooves 161.

Referring to fig. 1, an inner wall of the heat conductive layer 2 is provided with a mounting groove 21 for the heat dissipation strip 16 to be embedded in, and the heat dissipation strip 16 is embedded in the mounting groove 21 to connect the sheath 1 and the heat conductive layer 2. And the heat dissipation strip 16 is located the mounting groove 21 and is formed with heat conduction strip 22 with heat conduction layer 2 towards waterproof layer 3 arch, set up the heat conduction groove 31 that supplies heat conduction strip 22 embedding on waterproof layer 3's the inner wall, heat conduction layer 2 is made for the copper sheet that the heat conductivility is better, in order to transmit the heat of coming with the heat dissipation groove 161 through heat conduction strip 22 to heat conduction groove 31, in order to pass through waterproof layer 3 and external direct contact, make the heat in the heat conduction groove 31 give off to the external world fast, thereby reach quick radiating effect.

Referring to fig. 1, the waterproof layer 3 is a waterproof permeable layer made of polyvinyl chloride, and the polyvinyl chloride has stable physicochemical properties, low gas and water vapor permeability, and good acid-base corrosion resistance, so that the cable outer skin has a waterproof function and is also acid-base resistant.

Referring to fig. 1, the waterproof layer 3 is coated with a salt fog resistant coating 4 capable of separating out paraffin and oily substances, and the separated-out paraffin and oily substances form an adhesion resistant isolation layer on the surface of the cable, so that the lubricity of the surface of the cable is improved, and the adhesion of moisture and crystallized salt to the surface of the cable is difficult. Not only can reduce the corrosion caused by acid and alkali immersion, but also can reduce the salt spray adhesion, thereby achieving the effect of reducing the coagulation of the crystallized salt on the surface of the cable.

The implementation principle of a heat dissipation salt fog prevention electric wire and cable of the embodiment of the application is as follows: when the cable is used for a long time, heat generated by the cable core 12 is dissipated in the sheath 1, and the heat in the sheath 1 is dissipated in the heat dissipation strip 16 through the heat dissipation groove 161. The heat in the heat dissipation strip 16 passes through mounting groove 21 and gets into heat conduction groove 31, and the heat is transferred to waterproof layer 3 from heat conduction strip 22 at last, because waterproof layer 3 is direct and external contact, and then makes the heat accessible heat conduction strip 22 in the sheath 1 transfer to waterproof layer 3 after, with heat from waterproof layer 3 outwards giving off. So that the heat generated from the cable core 12 is neutralized by the temperature difference between the inside and the outside of the cable to reduce the heat inside the sheath 1, thereby improving the heat dissipation efficiency of the cable.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a salt fog electric wire cable is prevented in heat dissipation which characterized in that: including sheath (1), set up in a plurality of cable cores (12) in sheath (1), sheath (1) is equipped with one deck waterproof layer (3) outward, the outer parcel of cable core (12) has one deck insulating cover (121), a plurality of butt of fixedly connected with on the circumference lateral wall of sheath (1) in heat dissipation strip (16) of waterproof layer (3), the intercommunication has been seted up to heat dissipation strip (16) inside radiating groove (161) of sheath (1).

2. The heat-dissipating salt spray-resistant electric wire cable according to claim 1, wherein: the waterproof layer (3) with be equipped with one deck heat-conducting layer (2) between sheath (1), set up on the inner wall of heat-conducting layer (2) and supply mounting groove (21) of heat dissipation strip (16) embedding.

3. The heat-dissipating salt spray-resistant electric wire cable according to claim 2, wherein: the heat dissipation strip (16) is located in the mounting groove (21) and protrudes the heat conduction layer (2) towards the waterproof layer (3) to form a heat conduction strip (22), and a heat conduction groove (31) for embedding the heat conduction strip (22) is formed in the inner wall of the waterproof layer (3).

4. The heat-dissipating salt spray-resistant electric wire cable according to claim 1, wherein: the axle center department of sheath (1) is equipped with center pin (11), cable core (12) are followed the circumference direction evenly distributed of center pin (11), be equipped with connecting band (13) on insulating cover (121), one (13) of connecting band are kept away from the one end fixed connection of cable core (12) in on the inner wall of sheath (1).

5. The heat-dissipating salt spray-resistant electric wire cable according to claim 4, wherein: and a second connecting belt (14) fixedly connected with the central shaft (11) is arranged on one side, close to the central shaft (11), of the insulating sleeve (121).

6. The heat-dissipating, salt fog-resistant electrical wire cable of claim 5, wherein: the first connecting belt (13) and the second connecting belt (14) are elastic and are arranged in the sheath (1) in a bending mode.

7. The heat-dissipating salt spray-resistant electric wire cable according to claim 1, wherein: fixing belts (15) are fixedly connected to the side walls of the two adjacent insulating sleeves (121).

8. The heat-dissipating salt spray-resistant electric wire cable according to claim 1, wherein: and a salt mist preventing coating (4) capable of precipitating paraffin and oily substances is coated outside the waterproof layer (3).