CN213691556U

CN213691556U - Cable easy to dissipate heat

Info

Publication number: CN213691556U
Application number: CN202022921325.7U
Authority: CN
Inventors: 林耿祥; 姚鸣; 唐孝平; 古普科
Original assignee: Chengdu Atlantic Wires And Cables Co ltd
Current assignee: Chengdu Atlantic Wires And Cables Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-07-13
Anticipated expiration: 2030-12-08

Abstract

An easy heat dissipation cable comprising: a jacket; the interlayer is arranged in the outer sleeve and is of a net structure; an inner layer disposed within the interlayer; the conveying pipe is arranged on the inner layer and is of a spiral structure; the inner sleeve is arranged in the conveying pipe; the inner liner is arranged in the inner sleeve; the water-resistant layer is arranged in the lining layer; the wire group is arranged in the water-blocking layer; a waterproof agent is filled between the inner sleeve and the inner liner. The utility model discloses can effectually absorb the heat of cable self radiation, prevent that outer lag from taking place to soften, improve the life of cable, improve the compressive strength of cable, the waterproof performance of effectual improvement cable to and fire behavior, and improve the intensity of cable, have stronger practicality.

Description

Cable easy to dissipate heat

Technical Field

The utility model relates to a relevant technical field of cable especially relates to an easy heat dissipation cable.

Background

The cable is mainly used for controlling installation, connecting equipment, transmitting power and other multiple functions, and is a common and indispensable power communication product in daily life.

The cable has a plurality of using scenes, the cable usually needs to consider waterproof performance, ageing resistance, flame retardant performance, compression resistance and the like in the actual use process, although the existing cable can improve certain performance along with different application scenes, other performances are bound to be influenced in the promotion process, the performances are also possessed by the excellent cable, the heat dissipation performance of the existing cable is convenient to improve through changing materials in the heat dissipation performance, the strength of the cable is possibly influenced after changing the materials, meanwhile, the heat dissipation performance of the cable has high requirements on mechanical equipment for long-term high-load operation of the cable, when the existing cable is used in high-load mechanical equipment, a large amount of heat is dissipated due to the resistance of the cable, and the heat is transmitted to the air through the outer protective sleeve, the outer protective sleeve is softened when being subjected to heat radiation, and the service life of the outer protective sleeve is shortened due to long-term softening.

Disclosure of Invention

The utility model provides an easy heat dissipation cable to solve above-mentioned prior art not enough, can effectually absorb the heat of cable self radiation, prevent that outer lag from taking place to soften, improve the life of cable, improve the compressive strength of cable, the waterproof performance of effectual improvement cable to and fire behavior has stronger practicality.

In order to realize the purpose of the utility model, the following technologies are adopted:

an easy heat dissipation cable comprising:

a jacket;

the interlayer is arranged in the outer sleeve and is of a net structure;

an inner layer disposed within the interlayer;

the conveying pipe is arranged on the inner layer and is of a spiral structure;

the inner sleeve is arranged in the conveying pipe;

the inner liner is arranged in the inner sleeve;

the water-resistant layer is arranged in the lining layer;

the wire group is arranged in the water-blocking layer;

a waterproof agent is filled between the inner sleeve and the inner liner.

Further, the jacket is made of HFDB NT EC insulation.

Further, the interlayer is made of carbon fiber.

Further, the inner layer is made of silicon rubber.

Furthermore, the conveying pipe is made of copper alloy and is spirally wound on the inner sleeve.

Further, the inner sleeve is made of zinc borate-epoxy resin.

Further, the lining layer is formed by pressing crepe paper.

Further, the inner liner comprises an inner liner ring, arc-shaped pieces are formed on the inner wall of the inner liner ring in a circumferential array, and polymers of melamine and epoxy resin are filled in the arc-shaped pieces.

Furthermore, arc-shaped grooves are formed in the outer wall of the waterproof layer in a circumferential array mode, and arc-shaped pieces are arranged in the arc-shaped grooves.

Furthermore, the number of the lead groups is four, the lead groups are symmetrical to each other, each lead group comprises a protective sleeve made of HFDB NT EC insulating materials, and leads which are formed by stranding a plurality of copper alloy leads and have circular end faces are arranged in the protective sleeve.

The technical scheme has the advantages that:

the utility model discloses can effectually absorb the heat of cable self radiation, prevent that outer lag from taking place to soften, improve the life of cable, improve the compressive strength of cable, the waterproof performance of effectual improvement cable to and fire behavior, and improve the intensity of cable, have stronger practicality.

Drawings

Fig. 1 shows a perspective view of a first embodiment.

Fig. 2 shows a perspective view of the second embodiment.

Fig. 3 shows a partial enlarged view at a.

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. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.

Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but because absolute equality is difficult to achieve in actual production and operation, certain deviations generally exist. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, an easy heat dissipation cable includes: the water-proof and waterproof wire comprises an outer sleeve 1, an interlayer 2, an inner layer 3, a conveying pipe 4, an inner sleeve 5, an inner lining layer 6, a waterproof layer 7, a wire group 8 and the like.

And the outer sleeve 1 is made of HFDB 4202NT EC insulating material. The interlayer 2 is made of carbon fiber and is arranged in the outer sleeve 1 to form a net structure. The inner layer 3 is made of silicon rubber and arranged in the interlayer 2. The conveying pipe 4 is arranged on the inner layer 3, is of a spiral structure, is made of copper alloy, and is spirally wound on the inner sleeve 5. The inner sleeve 5 is made of zinc borate-epoxy resin and is arranged in the conveying pipe 4. The lining layer 6 is arranged in the inner sleeve 5 and formed by pressing crepe paper and comprises an inner lining ring 60, arc-shaped pieces 61 are formed on the inner wall of the inner lining ring 60 in a circumferential array, and polymers of melamine and epoxy resin are filled in the arc-shaped pieces 61. And the water resisting layer 7 is arranged in the inner liner layer 6, the outer wall is formed with arc-shaped grooves 70 in a circumferential array, and the arc-shaped pieces 61 are arranged in the arc-shaped grooves 70. The wire group 8 is arranged in the waterproof layer 7, the number of the wire group 8 is four, the wire group 8 is symmetrical to the wire group, the wire group 8 comprises a protective sleeve 80 made of HFDB 4202NT EC insulating material, and a plurality of wires 81 which are formed by stranding copper alloy wires and have circular end faces are arranged in the protective sleeve 80. And water-blocking powder is filled between the inner sleeve 5 and the inner liner 6, and the water-blocking powder is prepared from sodium acrylate, monomer acrylamide, a cross-linking agent, an initiator and deionized water.

This cable improves to the not enough of this kind of cable production when using at present, can effectually absorb the heat of cable self radiation, prevents that outer lag from taking place to soften, improves the life of cable, improves the compressive strength of cable, the waterproof performance of effectual improvement cable to and fire behavior.

In a specific embodiment, the outer jacket 1 made of HFDB 4202NT EC insulating material can effectively prevent water trees from being generated, thereby improving the waterproof effect of the cable and the aging resistance of the cable, and the interlayer 2 disposed between the outer jacket 1 and the inner layer 3 can improve the tensile property of the cable, and in order to strengthen the tensile property, carbon fiber is used as the material of the interlayer 2, which is not only light in weight, but also flame retardant and convenient for heat conduction. Inlayer 3 has fire behaviour excellent silicon rubber to make, thereby improve the fire resistance of cable, conveyer pipe 4 that sets up in inlayer 3 is helical structure, adopt the copper alloy that thermal conductivity is excellent to make simultaneously, thereby the heat dispersion of cable has been improved, in the practical application scene, let in the temperature that the coolant liquid can effectual reduction cable in to conveyer pipe 4, helical structure's conveyer pipe 4 has improved heat receiving area simultaneously, heat receiving capacity has been enlarged, simultaneously effectual protection has been carried out to cable inside to a certain extent, and the waterproof agent of interpolation between endotheca 5 and inner liner 6 can improve the water-proof effects of cable. The inner sleeve 5 made of zinc borate-epoxy resin can effectively improve the flame retardant performance of the cable, greatly reduce the possibility of cable combustion, the inner liner 6 arranged on the inner side of the inner sleeve 5 can effectively protect the inner space of the cable, improve the pressure resistance of the cable, meanwhile, the cable formed by pressing the oiled crepe paper can improve the insulating performance, and in order to improve the deformation capacity of the inner liner 6, the arc-shaped part 61 is arranged on the inner liner 60, meanwhile, the melamine and epoxy resin polymer is filled in the arc-shaped part 61, through the mode, on one hand, the melamine and epoxy resin polymer is used as a buffer layer, the pressure resistance of the cable is improved, on the other hand, the flame retardant performance of the inner liner 6 is improved, the waterproof layer 7 can effectively prevent water from entering the conductor group 8, the protective sleeve 80 is made of HF420DB 2 EC, and the insulativity and the waterproofness of the, meanwhile, the conductivity of the cable is greatly improved by adopting a copper alloy wire.

This cable is in the production process, at first carry out the transposition of many copper alloy wires and make multiunit wire 81, then form lag 80 at the skin of wire through thermoplastic extrusion equipment, then, carry out the integration of wire, after the completion, the inner liner 6 that the pressfitting formed is established to the cover on wire group 8, and to injecting the water blocking layer in the inner liner 6, wrap up 5 outsides at inner liner 6 through extrusion equipment after that, wind conveyer pipe 4 at endotheca 5 after that, and fill the waterproofing agent between endotheca 5 and inner liner 6, then, wrap up 3 inlayers on conveyer pipe 4 through extrusion equipment, 2 covers of intermediate layer that will make are established on inlayer 3 after that, then, take shape 2 outsides in the intermediate layer with overcoat 1 through extrusion equipment.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An easy heat dissipation cable, comprising:

a jacket (1);

the interlayer (2) is arranged in the outer sleeve (1) and is of a net structure;

the inner layer (3) is arranged in the interlayer (2);

the conveying pipe (4) is arranged on the inner layer (3) and is of a spiral structure;

the inner sleeve (5) is arranged in the conveying pipe (4);

the inner liner (6) is arranged in the inner sleeve (5);

the water-resistant layer (7) is arranged in the lining layer (6);

the wire group (8) is arranged in the waterproof layer (7);

a waterproof agent is filled between the inner sleeve (5) and the inner liner (6).

2. Easy dissipating cable according to claim 1, characterized in that the outer jacket (1) is made of HFDB 4202NT EC insulating material.

3. Easy heat dissipation cable according to claim 1, characterized in that the interlayer (2) is made of carbon fiber.

4. Easy heat dissipation cable according to claim 1, characterized in that the inner layer (3) is made of silicone rubber.

5. The cable with easy heat dissipation according to claim 1, wherein the duct (4) is made of copper alloy and is wound spirally around the inner sheath (5).

6. Easy heat dissipation cable according to claim 1, characterized in that the inner jacket (5) is made of zinc borate-epoxy.

7. The cable easy to dissipate heat according to claim 1, wherein the inner liner (6) is formed by laminating crepe paper.

8. The easy heat dissipation cable according to claim 1, wherein the inner liner (6) comprises an inner liner (60), the inner wall of the inner liner (60) is formed with arc-shaped pieces (61) in a circumferential array, and the arc-shaped pieces (61) are filled with melamine and epoxy resin polymers.

9. The easy-heat-dissipation cable according to claim 8, wherein the outer wall of the water-blocking layer (7) is formed with arc-shaped grooves (70) in a circumferential array, and the arc-shaped pieces (61) are arranged in the arc-shaped grooves (70).

10. The cable with easy heat dissipation according to claim 1, wherein the number of the wire sets (8) is four, and the wire sets are symmetrical to each other, the wire sets (8) comprise a sheath (80) made of HFDB 4202NT EC insulating material, and the inside of the sheath (80) is provided with a plurality of wires (81) twisted from copper alloy and having a circular end surface.