CN212182021U

CN212182021U - Composite heat dissipation cable

Info

Publication number: CN212182021U
Application number: CN202021157715.5U
Authority: CN
Inventors: 冯锦华; 钱波
Original assignee: Ningbo Ninggang Cable Manufacturing Co ltd
Current assignee: Ningbo Ninggang Cable Manufacturing Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2020-12-18
Anticipated expiration: 2030-06-19

Abstract

The utility model relates to a cable field just discloses a compound heat dissipation cable, including external insulation pipe, four evenly distributed's of external insulation pipe's four inner wall fixedly connected with conducting strips, four the same inside insulation pipe of looks remote site fixedly connected with of conducting strip, the heat conduction strip that inside insulation pipe's outside fixedly connected with and conducting strip correspond, the one end and the conducting strip fixed connection of inside insulation pipe are kept away from to the heat conduction strip. This compound heat dissipation cable, through the setting of conducting strip and heat conduction strip, can be better transmit the heat transmission of the inside wire of external insulation pipe transmission in-process to the external insulation pipe, radiating groove and U-shaped louvre can increase the area of contact of external insulation pipe outer wall and air or soil, and then can accelerate thermal conduction, make the heat can faster conduct away, make the radiating effect of whole cable better, the heat that produces during the transmission of electricity can more efficient effluvium, can prevent effectively that the cable is impaired.

Description

Composite heat dissipation cable

Technical Field

The utility model relates to a cable field specifically is a compound heat dissipation cable.

Background

A composite cable is an electrical energy or signal transmission device, generally a rope-like cable made by twisting several or several groups of conductors, each group of conductors being insulated from each other and often twisted around a center, the entire outer surface being covered with a highly insulating covering, the cable having the characteristics of internal current conduction and external insulation.

The cable is very important when the electric wire netting is built, and in the transmission of electricity process, the cable can produce a large amount of heats, and because can fill a lot of insulating material and filler material in present composite cable for the heat in the electric wire can not timely effluvium, can lead to the insulating tube to melt the fracture and lead to cable fault. Therefore, a composite heat dissipation cable is designed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a compound heat dissipation cable has solved and to have filled a lot of insulating material and filler material in the present compound cable for the heat in the electric wire can not timely effluvium, can lead to the insulating tube to melt and break and lead to the problem of cable fault.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the composite heat dissipation cable comprises an external insulation pipe, wherein the inner wall of the external insulation pipe is fixedly connected with four heat conducting fins which are uniformly distributed, opposite ends of the four heat conducting fins are fixedly connected with the same internal insulation pipe, the external part of the internal insulation pipe is fixedly connected with heat conducting strips corresponding to the heat conducting fins, and one ends, far away from the internal insulation pipe, of the heat conducting strips are fixedly connected with the heat conducting fins.

The heat dissipation structure is characterized in that a first wire is arranged inside the inner insulating tube, a plurality of second wires are arranged between the inner insulating tube and the outer insulating tube, a plurality of groups of uniformly distributed heat dissipation grooves are formed in the outer portion of the outer insulating tube, and U-shaped heat dissipation holes corresponding to the arc-shaped heat dissipation grooves are formed in the outer wall of the outer insulating tube.

Furthermore, the number of the second wires is four, and the four groups of the second wires and the four heat conducting fins are distributed in a staggered manner.

Furthermore, a heat-conducting filler is filled between the external insulating tube and the internal insulating tube, and the heat-conducting filler is made of an insulating material.

Furthermore, the outer wall of the internal insulation tube is provided with a connecting groove corresponding to the heat conducting strip, and the heat conducting strip is arranged inside the connecting groove.

Furthermore, the radiating grooves are S-shaped, the inner walls of the end parts of the radiating grooves are inclined cambered surfaces, and each radiating groove at least corresponds to two U-shaped radiating holes.

Furthermore, the second lead is wrapped with an insulating tube.

The utility model has the advantages that:

1. the utility model discloses a, through the setting of conducting strip and heat conduction strip, can be better transmit the heat of the inside wire of external insulation pipe transmission in-process to the external insulation pipe for the efficiency of heat effluvium for the inside heat of composite cable can more the efficient transmit the outside, and then can more the efficient derive the heat.

2. The utility model discloses a, the area of contact of outside insulating tube outer wall and air or soil can be increaseed to radiating groove and U-shaped louvre, and then thermal conduction can be accelerated for the heat can be faster the conduction go out, makes the radiating effect of whole cable better, and the heat that produces during transmission of electricity can more the efficient effluvium, can prevent effectively that the cable is impaired.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a right side view of the present invention;

fig. 3 is an enlarged view of a in fig. 1.

In the figure: 1. an outer insulating tube; 2. a heat conductive sheet; 3. an inner insulating tube; 4. a heat conducting strip; 5. a second conductive line; 6. a first conductive line; 7. a heat sink; 8. a U-shaped heat dissipation hole; 9. a thermally conductive filler; 10. and a connecting groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to FIGS. 1-3: the utility model provides a compound heat dissipation cable, including external insulation pipe 1, four evenly distributed's of internal wall fixedly connected with conducting strip 2 of external insulation pipe 1, the same internal insulation pipe 3 of the looks remote site fixedly connected with of four conducting strips 2, the outside fixedly connected with of internal insulation pipe 3 and the conducting strip 4 that conducting strip 2 corresponds, the one end and the 2 fixed connection of conducting strip of internal insulation pipe 3 are kept away from to conducting strip 4, through the setting of conducting strip 2 and conducting strip 4, can be better with the heat transmission to external insulation pipe 1 of the wire of 1 inside of external insulation pipe transmission in-process, accelerate the efficiency that the heat effluvium, make the inside heat of composite cable can transmit to the outside more efficiently, and then can derive the heat more efficiently.

A first conducting wire 6 is arranged inside the inner insulating tube 3, a plurality of second conducting wires 5 are arranged between the inner insulating tube 3 and the outer insulating tube 1, a plurality of groups of radiating grooves 7 which are uniformly distributed are arranged outside the outer insulating tube 1, U-shaped radiating holes 8 corresponding to the arc-shaped radiating grooves 7 are arranged on the outer wall of the outer insulating tube 1, the first conducting wire 6 can be matched with the second conducting wires 5 to carry out high-efficiency transmission on current, the heat generated by the current can be more rapidly conducted to the external insulation tube 1 through the heat-conducting fins 2 and the heat-conducting strips 4, the heat-radiating grooves 7 and the U-shaped heat-radiating holes 8 can increase the contact area between the outer wall of the external insulation tube 1 and the air or the soil, and then can accelerate thermal conduction for the heat can be faster the conduction go out, makes the radiating effect of whole cable better, and the heat that produces can more efficient effluvium during transmission of electricity, can effectively prevent that the cable is impaired.

The setting of conducting strip 2 can accelerate on conducting the heat on the inside insulating tube 3 to outside insulating tube 1, the quantity of second wire 5 sets up to four groups, and four groups of second wire 5 and four crisscross distributions of conducting strip 2, the outside parcel of second wire 5 has the insulating tube, it has heat conduction filler 9 to fill between outside insulating tube 1 and the inside insulating tube 3, and this heat conduction filler 9 chooses for use insulating material, fill clearance position through insulating material, not only can avoid the electric leakage, can also effectual heat conduction, make the heat can be faster transmit to outside insulating tube 1 on, accelerate thermal effluvium on first wire 6 and the second wire 5.

The heat conduction strip 4 sets up, on can be quick with heat transfer to conducting strip 2 on the internal insulation pipe 3, the connecting groove 10 that corresponds with heat conduction strip 4 is seted up to the outer wall of internal insulation pipe 3, and heat conduction strip 4 installs in the inside of connecting groove 10, and the area of contact of heat conduction strip 4 and internal insulation pipe 3 can be increaseed to the setting of connecting groove 10, can effectively increase the efficiency of heat conduction.

The setting of radiating groove 7 and U-shaped louvre 8 can increase the area of external insulation pipe 1 and external contact, radiating groove 7 is "S" shape, the inner wall of 7 tip of radiating groove all is the slope cambered surface, and every radiating groove 7 corresponds two U-shaped louvres 8 at least, radiating groove 7 of "S" shape can prolong the time with the outside air contact, the arcwall face can accelerate gaseous velocity of flow, make the heat can be taken away by the efficient more, make whole composite cable' S radiating effect better.

To sum up, the utility model discloses when using, first wire 6 cooperates second wire 5 can carry out high-efficient transmission to the electric current, and the heat that the electric current produced can be more quick through conducting strip 2 and heat conduction strip 4 conduct outside insulating tube 1 on, radiating groove 7 and U-shaped louvre 8 can increase the area of contact of outside insulating tube 1 outer wall and air or soil, and then can accelerate thermal conduction for the heat can be faster the conduction go out.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A composite heat dissipation cable comprises an external insulating tube (1), and is characterized in that: the inner wall of the external insulating pipe (1) is fixedly connected with four heat conducting fins (2) which are uniformly distributed, opposite ends of the four heat conducting fins (2) are fixedly connected with the same internal insulating pipe (3), the outside of the internal insulating pipe (3) is fixedly connected with heat conducting strips (4) corresponding to the heat conducting fins (2), and one ends, far away from the internal insulating pipe (3), of the heat conducting strips (4) are fixedly connected with the heat conducting fins (2);

the utility model discloses a heat dissipation device, including inside insulating tube (3), a plurality of second wires (5) are installed to the internally mounted of inside insulating tube (3), install between inside insulating tube (3) and outside insulating tube (1) a plurality of second wires (5), multiunit evenly distributed's radiating groove (7) are seted up to the outside of outside insulating tube (1), U-shaped louvre (8) that correspond with curved radiating groove (7) are seted up to the outer wall of outside insulating tube (1).

2. The composite heat dissipating cable of claim 1, wherein: the number of the second leads (5) is four, and the four groups of the second leads (5) and the four heat conducting fins (2) are distributed in a staggered mode.

3. The composite heat dissipating cable of claim 1, wherein: and a heat-conducting filler (9) is filled between the external insulating tube (1) and the internal insulating tube (3), and the heat-conducting filler (9) is made of an insulating material.

4. The composite heat dissipating cable of claim 1, wherein: the outer wall of the internal insulation tube (3) is provided with a connecting groove (10) corresponding to the heat conducting strip (4), and the heat conducting strip (4) is arranged inside the connecting groove (10).

5. The composite heat dissipating cable of claim 1, wherein: the heat dissipation grooves (7) are S-shaped, the inner walls of the end parts of the heat dissipation grooves (7) are inclined arc surfaces, and each heat dissipation groove (7) at least corresponds to two U-shaped heat dissipation holes (8).

6. The composite heat dissipating cable of claim 1, wherein: the second lead (5) is wrapped with an insulating layer.