CN211265091U

CN211265091U - Heat-dissipation cable with protective sleeve of barrier

Info

Publication number: CN211265091U
Application number: CN201922118047.9U
Authority: CN
Inventors: 钱理
Original assignee: Suzhou Zhiyu Photoelectric Technology Co ltd
Current assignee: Suzhou Zhiyu Photoelectric Technology Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-08-14
Anticipated expiration: 2029-12-02

Abstract

The utility model belongs to the cable field, especially, relate to a radiating cable of sheath with barrier, have sheath and electric unit, its characterized in that the sheath is by base and a plurality of barrier main parts that are located on the base, form the spacing groove between the barrier main parts, still form a plurality of centre gripping grooves on the opposite face of two adjacent barrier main parts, and the centre gripping groove on the opposite face both sides of two barrier main parts corresponds each other, the centre gripping groove on same barrier main part surface is not connected, a plurality of electric units can be embedded into two corresponding centre gripping grooves, still form a plurality of penetrating louvres on the barrier main part, the external diameter of electric unit is greater than the width of spacing groove; the utility model solves the problems that the heat dissipation component is not in direct contact with the electric conductor, and the heat generated by the electric conductor cannot be directly and rapidly dissipated; the utility model has the advantages of simple structure, heat dispersion is good, and the construction is convenient with the maintenance, and the maintenance cost is low, adjustable cable current-carrying, cable long service life etc.

Description

Heat-dissipation cable with protective sleeve of barrier

Technical Field

The utility model belongs to the cable field especially relates to a radiating cable of sheath with barrier.

Background

In recent years, with the continuous promotion of national power grid construction, the demand of cables is more and more increased, the heat of the cables during working cannot be effectively reduced, the power transmission effect is influenced, meanwhile, the thermal aging of a sheath is accelerated, and the service life of the cables is further influenced;

in the prior art, as patent numbers: CN201821158248.0, patent name: the high-efficiency fire-resistant heat-radiating cable discloses a high-efficiency fire-resistant heat-radiating cable, wherein the shielding belt is wrapped and lapped through wave-shaped overlapped sections at two sides to form a shielding layer; a heat collecting cavity is arranged between the shielding layer and the heat collecting sheath, and the heat collecting cavity is communicated to the outer surface of the cable through a heat radiating hole; the metal armor layer is formed by mutually wrapping and lapping the steel belt lapping sections on two sides of the armor steel belt, the steel belt lapping section on one side of the armor steel belt is provided with an embedding hole, the steel belt lapping section on the other side of the armor steel belt is provided with an embedding lug boss, and the embedding lug boss is embedded into the embedding hole during lapping.

The above prior art has the following disadvantages: the heat collection cavity is positioned between the shielding layer and the heat collection sheath, the cable core shielding layer and the insulator are further arranged on the cable core conductor, the wrapping tape layers are further arranged outside the cable cores, the heat collection cavity is not in direct contact with the cable core conductor, and heat generated by the cable core conductor cannot be directly and rapidly dissipated.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention discloses a heat-dissipating cable with a sheath of a barrier, which is implemented by the following technical solution.

The utility model provides a radiating cable of sheath with barrier, has sheath and electric unit, its characterized in that the sheath is by base and a plurality of barrier main parts that are located the base, forms the spacing groove between the barrier main part, still forms a plurality of centre gripping grooves on the opposite face of two adjacent barrier main parts, and the centre gripping groove on the opposite face both sides of two barrier main parts corresponds each other, and the centre gripping groove on same barrier main part surface is not connected, a plurality of electric units can be embedded into two centre gripping inslots that correspond, still form a plurality of penetrating louvres in the barrier main part, the external diameter of electric unit is greater than the width of spacing groove.

According to the heat dissipation cable with the protective sleeve of the barrier, heat generated by the electric units during working can be longitudinally dissipated from the spacing grooves of the two adjacent barrier main bodies and transversely dissipated from the heat dissipation holes, and the heat dissipation performance of the cable is greatly improved.

The heat-dissipating cable with the sheath of the barrier is characterized in that the corresponding clamping grooves are symmetrical, and the sizes of all the non-corresponding clamping grooves can be the same or different.

The heat-radiating cable with the protective sleeve of the barrier is characterized in that a top cover is further arranged above the barrier main body and comprises a top cover main body, first clamping blocks are arranged on two sides of the top cover main body, first clamping grooves with upward openings are formed in the first clamping blocks, mounting parts protruding towards two sides are further arranged at the upper ends of the two barrier main bodies on the outermost side, each mounting part comprises a second clamping block, a second clamping groove with a downward opening is further formed in the second clamping block, the first clamping blocks are matched with the second clamping grooves, and the second clamping blocks are matched with the first clamping grooves.

The heat dissipation cable with the protective sleeve of the grid is characterized in that the top cover material is low-density polyethylene or medium-density polyethylene or high-density polyethylene or cross-linked polyethylene or polyvinyl chloride.

The radiating cable with the sheath of the barrier is provided with the top cover, so that dust sundries above the cable can be placed into the sheath, the short circuit of the cable is avoided, the service life of the cable is prolonged, the distance between the two barrier main bodies at the outermost end of the sheath can be restrained, the positions of all electric units in the sheath are further fixed, the situation that the electric units cannot be clamped by the two adjacent barrier main bodies due to factors such as sheath aging or expansion and contraction is prevented, the electric units above the two adjacent barrier main bodies fall down, and the short circuit of the cable is caused.

The heat-radiating cable with the protective sleeve of the barrier is characterized in that the clamping groove is internally provided with the raised clamping part, the clamping part can be discontinuous along the axial direction of the cable, the material consumption of the clamping part is reduced, the cost is reduced, the clamping groove is internally provided with the clamping part, the inner wall of the clamping groove is not contacted with the surface of an electric unit, the heat generated during the operation of the cable can be upwards dissipated, and the heat-radiating effect of the cable is further enhanced.

The heat-dissipating cable with the protective sleeve of the barrier is characterized in that a first heat-conducting component placing groove with an upward opening is formed in the barrier main body, a first heat-conducting component is arranged in the first heat-conducting component placing groove, the first heat-conducting component is connected with a heat-dissipating fin, an insulated third heat-conducting component is pasted on the surface of the clamping groove, a plurality of second heat-conducting component placing holes are formed in the clamping groove along the axial direction of the cable, a second heat-conducting component is arranged in the second heat-conducting component placing holes, the second heat-conducting component and the first heat-conducting component are integrally formed, the second heat-conducting component is contacted with the third heat-conducting component, and the width of the heat-dissipating fin is not more than that of the barrier main,

the heat dissipation cable with the protective sleeve of the barrier can enable heat which cannot be effectively dissipated due to the fact that the electric unit is in contact with the surface of the barrier main body to be transmitted to the second heat conduction part through the third heat conduction part, then to the first heat conduction part, then to the radiating fin and finally to be dissipated into air. Further improving the heat dissipation performance of the cable.

The heat dissipation cable with the sheath of the grid is characterized in that the sheath is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or crosslinked polyethylene or polyvinyl chloride.

The heat-dissipation cable with the protective sleeve of the barrier is characterized in that the barrier main body is positioned at the clamping groove (14) and has different colors so as to quickly distinguish the positions of the electric units in the cable.

In the utility model, the heat generated by the electric unit during operation can be dissipated in multiple directions, and the cable has excellent heat dissipation effect, so that under the same heat, the current which can be passed by the cable under the same condition is larger, the current-carrying capacity of the cable is improved in a phase-changing manner, the thermal aging time of the sheath can be delayed, and the service life of the cable is prolonged; the electric units in the cable can be twisted with different numbers on two end faces according to different requirements, so that the electric units can enlarge the transmission section and adjust the current-carrying capacity of the cable; the cable can be embedded into different numbers of electric units according to different requirements, redundant electric conductors are not needed to be vacant, and electric unit materials are saved; the sheath material has elasticity, so that the electric units in the sheath material can be very conveniently embedded and taken out, the electric conductors can be embedded in the site during construction, construction is convenient, the damaged electric units are directly taken out and replaced by new electric units during maintenance, the whole cable does not need to be replaced, the cable is not required to be disconnected for maintenance, maintenance is convenient, and labor and material cost are saved; the length of the electric unit and the sheath and the number of the grid main bodies in the sheath can be customized according to the required length, and waste is reduced.

Therefore, the utility model has the advantages of simple structure, heat dispersion is good, and the construction is convenient with the maintenance, and the maintenance cost is low, adjustable cable current-carrying, cable long service life etc.

Drawings

Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.

Fig. 2 is a schematic view of a three-dimensional structure of a sheath according to embodiment 1 of the present invention.

Fig. 3 is a schematic view of a three-dimensional structure of a sheath according to embodiment 2 of the present invention.

Fig. 4 is a front view of the sheath according to embodiment 3 of the present invention.

Fig. 5 is a front view of the sheath according to embodiment 4 of the present invention.

Fig. 6 is a front view of a clamping groove according to embodiment 4 of the present invention.

Fig. 7 is a cross-sectional view of the barrier according to embodiment 5 of the present invention.

Fig. 8 is a schematic perspective view of a main body of a barrier according to embodiment 5 of the present invention.

In the figure: 1. the heat dissipation device comprises a sheath, 11. a grid, 111. a heat dissipation sheet, 112. a first heat conduction component, 113. a second heat conduction component, 114. a third heat conduction component, 115. a first heat conduction component placement groove, 116. a second heat conduction component placement hole, 12. a heat dissipation hole, 13. a spacing groove, 14. a clamping groove, 141. a clamping component, 15. a base, 16. an insertion opening, 17. a top cover, 171. a top cover main body, 172 a first clamping block, 173. a first clamping groove, 18. a mounting component, 181. a second clamping block, 182, a first clamping groove and 2. an electric unit.

Detailed Description

Example 1

Referring to fig. 1 and 2, a heat-dissipating cable with a sheath of a barrier comprises a sheath 1 and an electric unit 2, and is characterized in that the sheath 1 comprises a base 15 and a plurality of barrier bodies 11 located on the base 15, a spacing groove 13 is formed between the barrier bodies 11, a plurality of clamping grooves 14 are further formed on opposite surfaces of two adjacent barrier bodies 11, the clamping grooves 14 on two sides of the opposite surfaces of the two barrier bodies 11 correspond to each other, the clamping grooves 14 on the surface of the same barrier body 11 are not connected, the clamping grooves 14 are arc-shaped, side walls of the two corresponding clamping grooves 14 are located on the same circumference, the plurality of electric units 2 can be embedded into the two corresponding clamping grooves 14, a plurality of heat-dissipating holes 12 which are through are formed in the barrier bodies 11, and the outer diameter of each electric unit 2 is greater than the width of the spacing groove 13.

In this embodiment, heat generated by the electrical unit 2 during operation can be longitudinally dissipated from the spacing grooves 13 of the two adjacent barrier bodies 11, and transversely dissipated from the heat dissipation holes 12, so that the heat dissipation performance of the cable is greatly improved.

Example 2

Referring to fig. 3 and fig. 1, a heat dissipating cable with a sheath of a barrier comprises a sheath 1 and an electrical unit 2, wherein the sheath 1 comprises a base 15 and a plurality of barrier bodies 11 disposed on the base 15, a spacing groove 13 is formed between the barrier bodies 11, a plurality of clamping grooves 14 are further formed on the opposite surfaces of two adjacent barrier bodies 11, the clamping grooves 14 on the two opposite sides of the two opposite surfaces of the two barrier bodies 11 correspond to each other, the clamping grooves 14 on the surface of the same barrier body 11 are not connected, the clamping grooves 14 are arc-shaped, the side walls of the two corresponding clamping grooves 14 are disposed on the same circumference, the plurality of electrical units 2 can be inserted into the two corresponding clamping grooves 14, a plurality of through heat dissipating holes 12 are further formed on the barrier bodies 11, the outer diameter of the electrical unit 2 is greater than the width of the spacing groove 13, and the inner diameters of the non-corresponding clamping grooves 14 are different, therefore, the electric unit 2 with different outer diameters can be clamped, and the requirements of different current carrying are met.

Example 3

Referring to fig. 4 and fig. 1, a heat dissipating cable with a sheath of a barrier, comprising a sheath 1 and an electric unit 2, wherein the sheath 1 comprises a base 15 and a plurality of barrier bodies 11 disposed on the base 15, a spacing groove 13 is formed between the barrier bodies 11, a plurality of clamping grooves 14 are further formed on the opposite surfaces of two adjacent barrier bodies 11, the clamping grooves 14 on the two opposite sides of the two opposite surfaces of the two barrier bodies 11 correspond to each other, the clamping grooves 14 on the surface of the same barrier body 11 are not connected, the clamping grooves 14 are arc-shaped, the side walls of the two corresponding clamping grooves 14 are disposed on the same circumference, the plurality of electric units 2 can be inserted into the two corresponding clamping grooves 4, a plurality of through heat dissipating holes 12 are further formed on the barrier bodies 11, the outer diameter of the electric unit 2 is greater than the width of the spacing groove 13, a top cover 17 is further disposed above the barrier bodies 11, the top cover 17 is composed of a top cover main body 171, first clamping blocks 172 are arranged on two sides of the top cover main body 171, a first clamping groove 173 with an upward opening is formed in each first clamping block 172, mounting parts 18 protruding towards two sides are further arranged at the upper ends of the two grid main bodies 11 on the outermost sides, each mounting part 18 is composed of a second clamping block 181, a second clamping groove 182 with a downward opening is further formed in each second clamping block 181, the first clamping blocks 172 are matched with the second clamping grooves 182, and the second clamping blocks 181 are matched with the first clamping grooves 173.

The heat dissipation cable with the protective sleeve of the grid is characterized in that the top cover 7 is made of low-density polyethylene or medium-density polyethylene or high-density polyethylene or crosslinked polyethylene or polyvinyl chloride.

This embodiment is owing to be equipped with top cap 17, not only can place the dust debris of top and fall into sheath 1 in, avoid the cable short circuit, extension cable life, also can retrain the interval of two barrier main parts 11 of sheath 1 outermost end, and then further fix all electric unit 2's in sheath 1 position, prevent because factors such as sheath 1 ageing or expend with heat and contract with cold cause two adjacent barrier main parts 11 can't the centre gripping electric unit 2, make the electric unit 2 of top fall in two adjacent barrier main parts 11, cause the cable short circuit.

Example 4

Referring to fig. 5 and 6, and to fig. 1, a heat dissipating cable having a sheath with louvers, having a sheath 1 and an electrical unit 2, it is characterized in that the sheath 1 comprises a base 15 and a plurality of grid main bodies 11 positioned on the base 15, spacing grooves 13 are formed between the grid main bodies 11, a plurality of clamping grooves 14 are also formed on the opposite surfaces of two adjacent grid main bodies 11, the clamping grooves 14 on the two sides of the opposite surfaces of the two barrier main bodies 11 are corresponding to each other, the clamping grooves 14 on the surface of the same barrier main body 11 are not connected, a raised clamping part 141 is arranged in the clamping groove 14, the clamping grooves 14 are arc-shaped, the side walls of the two corresponding clamping grooves 14 are positioned on the same circumference, the plurality of electric units 2 can be embedded into the corresponding two clamping grooves 14, a plurality of through heat dissipation holes 12 are further formed in the barrier main body 11, and the outer diameter of each electric unit 2 is larger than the width of the spacing groove 13.

Further, the clamping member 141 is discontinuous along the axial direction of the cable, so that the material consumption of the clamping member 141 is reduced, and the cost is reduced.

In this embodiment, the clamping member 141 is disposed in the clamping groove 14, so that the inner wall of the clamping groove 14 does not contact with the surface of the electrical unit 2, and heat generated by the cable during operation can be dissipated upwards, thereby further enhancing the heat dissipation effect of the cable.

Example 5

Referring to fig. 7 and 8 and fig. 1, a heat dissipating cable with a grill sheath comprises a sheath 1 and an electric unit 2, wherein the sheath 1 comprises a base 15 and a plurality of grill bodies 11 disposed on the base 15, a spacing groove 13 is formed between the grill bodies 11, a plurality of clamping grooves 14 are further formed on the opposite surfaces of two adjacent grill bodies 11, the clamping grooves 14 on the two opposite sides of the two grill bodies 11 correspond to each other, the clamping grooves 14 on the surface of the same grill body 11 are not connected, the clamping grooves 14 are circular arc-shaped, the side walls of the two corresponding clamping grooves 14 are disposed on the same circumference, the electric units 2 can be inserted into the two corresponding clamping grooves 14, a plurality of through heat dissipating holes 12 are further formed on the grill bodies 11, the outer diameter of the electric unit 2 is larger than the width of the spacing groove 13, a first heat conducting member placing groove 115 with an upward opening is further formed in the grill body 11, the first heat-conducting component placing groove 115 is internally provided with a first heat-conducting component 112, the first heat-conducting component 112 is connected with a radiating fin 111, the surface of the clamping groove 14 is pasted with an insulated third heat-conducting component 114, the clamping groove 14 is provided with a plurality of second heat-conducting component placing holes 116 along the axial direction of the cable, the second heat-conducting component 113 is arranged in the second heat-conducting component placing holes 116, the second heat-conducting component 113 and the first heat-conducting component 112 are integrally formed, the second heat-conducting component 113 is in contact with the third heat-conducting component 114, and the width of the radiating fin 111 is not larger than that of the grid main body 11.

In this embodiment, the heat that cannot be effectively dissipated due to the contact between the electric unit 2 and the surface of the grill body 11 can be transferred to the second heat-conducting member 113 through the third heat-conducting member 114, then transferred to the first heat-conducting member 112, then transferred to the heat sink 111, and finally dissipated into the air. Further improving the heat dissipation performance of the cable.

The heat dissipation cable with the sheath of the barrier in any embodiment is characterized in that the material of the sheath 1 is low-density polyethylene or medium-density polyethylene or high-density polyethylene or cross-linked polyethylene or polyvinyl chloride.

The heat-dissipating cable with the sheath of the barrier according to any of the above embodiments is characterized in that the barrier body 11 has different colors at the clamping groove (14) to quickly distinguish the positions of the electrical units 2 in the cable.

In the utility model, the heat generated by the electric unit 2 during operation can be dissipated in multiple directions, and the cable has excellent heat dissipation effect, so that under the same heat, the current which can be passed by the cable under the same condition is larger, the current-carrying capacity of the cable is improved in a phase-changing manner, the thermal aging time of the sheath can be delayed, and the service life of the cable is prolonged; the electric units 2 in the cable can be twisted with different numbers on two end faces according to different requirements, so that the electric units 2 can enlarge a power transmission section and adjust the current-carrying capacity of the cable; the cable can be embedded into different numbers of the electric units 2 according to different requirements, so that redundant electric conductors 2 are not required to be vacant, and the electric unit materials are saved; the sheath material has elasticity, so that the electric unit inside is very convenient to embed and take out, the electric conductor 2 can be embedded in the site during construction, construction is convenient, the damaged electric unit 2 is directly taken out to be replaced by a new electric unit 2 during maintenance, the whole cable does not need to be replaced, the cable is not required to be disconnected for maintenance, maintenance is convenient, and labor and material cost are saved; the length of the electric unit and the sheath and the number of the grid main bodies in the sheath can be customized according to the required length, and waste is reduced.

The utility model provides a heat-dissipating part not with electric conductor direct contact, the heat that the electric conductor produced can not obtain direct quick effluvium.

A radiating cable of sheath with barrier, also can be called a radiating electric wire of sheath with barrier.

The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limitations of the present invention. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. The utility model provides a radiating cable of sheath with barrier, has sheath (1) and electric unit (2), its characterized in that sheath (1) is by base (15) and a plurality of barrier main parts (11) that are located on base (15), forms between barrier main part (11) and separates groove (13), still forms a plurality of centre gripping grooves (14) on the opposite face of two adjacent barrier main parts (11), and centre gripping groove (14) on the opposite face both sides of two barrier main parts (11) correspond each other, and centre gripping groove (14) on same barrier main part (11) surface are not connected, a plurality of electric unit (2) can be embedded into two corresponding centre gripping grooves (14) in, still form a plurality of penetrating louvre (12) on barrier main part (11), the external diameter of electric unit (2) is greater than the width of separating groove (13).

2. A heat-dissipating cable with a sheath of louvers according to claim 1, characterized in that the corresponding holding grooves (14) are symmetrical.

3. The heat-dissipating cable with the protective sleeve of the grid according to claim 1, wherein a top cover (17) is further disposed above the grid main body (11), the top cover (17) is formed by a top cover main body (171), first clamping blocks (172) are disposed on two sides of the top cover main body (171), first clamping grooves (173) with upward openings are further formed in the first clamping blocks (172), mounting parts (18) protruding towards two sides are further disposed at upper ends of two grid main bodies (11) on the outermost sides, the mounting parts (18) are formed by second clamping blocks (181), second clamping grooves (182) with downward openings are further formed in the second clamping blocks (181), the first clamping blocks (172) are matched with the second clamping grooves (182), and the second clamping blocks (181) are matched with the first clamping grooves (173).

4. A heat-dissipating cable with a sheath of louvers according to claim 3, characterized in that the material of said top cover (17) is low density polyethylene or medium density polyethylene or high density polyethylene or cross-linked polyethylene or polyvinyl chloride.

5. The heat-dissipating cable with the sheath of the grill as recited in claim 1, wherein a first heat-conducting member placing groove (115) having an upward opening is further formed in the grill main body (11), a first heat-conducting member (112) is provided in the first heat-conducting member placing groove (115), the first heat-conducting member (112) is connected to the heat-dissipating fin (111), an insulating third heat-conducting member (114) is attached to a surface of the holding groove (14), a plurality of second heat-conducting member placing holes (116) are formed in the holding groove (14) along an axial direction of the cable, a second heat-conducting member (113) is provided in the second heat-conducting member placing hole (116), the second heat-conducting member (113) is integrally formed with the first heat-conducting member (112), and the second heat-conducting member (113) is in contact with the third heat-conducting member (114).

6. A heat-dissipating cable with a sheath of louvres according to claim 5, wherein the width of said fins (111) is not greater than the width of the body (11) of the louvres.