CN211788321U

CN211788321U - Power cable for new energy automobile

Info

Publication number: CN211788321U
Application number: CN202020907333.3U
Authority: CN
Inventors: 王琰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-10-27
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a power cable for a new energy automobile, which belongs to the technical field of power cables and comprises a cable insulation protective layer, the outer wall of the cable insulation protective layer is sleeved with a waterproof layer, a heat conduction layer is arranged in the cable insulation protective layer, and support rods are uniformly arranged between the cable insulation protective layer and the heat conduction layer, the inner wall of the heat conduction layer is provided with an insulation shielding layer, a first partition plate and a second partition plate are arranged in the insulating shielding layer and are perpendicular to each other, the first partition board and the second partition board divide the inner space of the insulation shielding layer into four parts, and the four groups of spaces divided by the first partition board and the second partition board are all provided with a lead fixing structure, the device can carry out high-efficient heat dissipation to the cable under the high temperature condition and handle, thereby can prevent the cable transposition to take place electric arc phenomenon simultaneously.

Description

Power cable for new energy automobile

Technical Field

The utility model relates to a power cable technical field specifically is a power cable for new energy automobile.

Background

The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure.

At present, the power cable simple structure that new energy automobile used, do not carry out the heat dissipation processing to power cable when high temperature, make the cable take place the burning under the high temperature condition very easily, and release the gaseous substance harmful to environment and human body, simultaneously, the cable that present new energy automobile used does not carry out the separation processing to inside wire, it is integrative to lead to many wires transposition very easily like this, thereby produce electric arc, cause the wire protective layer to break, cause the electric leakage at last, dangerous situations such as short circuit take place, therefore, a power cable for new energy automobile has very much actual value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power cable for new energy automobile to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power cable for new energy automobile includes cable insulation protective layer, cable insulation protective layer outer wall cup joints and is provided with the waterproof layer, the inside heat-conducting layer that is provided with of cable insulation protective layer, just evenly be provided with the bracing piece between cable insulation protective layer and the heat-conducting layer, the heat-conducting layer inner wall is provided with the insulation shielding layer, inside baffle one and the baffle two of being provided with of insulation shielding layer, baffle one and the perpendicular setting of baffle two mutually, just baffle one and baffle two evenly divide into the four parts with insulation shielding layer inner space, just all be provided with wire fixed knot in baffle one and the four group spaces that the baffle two will cut apart insulation shielding layer.

Preferably, the wire fixing structure comprises a base, a through hole penetrates through the base from the top, a sleeve is fixed in the through hole inner cavity, a wire outer sheath is movably inserted in the sleeve inner cavity, an external thread is arranged on the outer wall of the wire outer sheath, a thread groove matched with the external thread is formed in the inner wall of the sleeve, and the wire outer sheath is movably connected with the thread groove in the sleeve through the external thread.

Preferably, heat-conducting layer and bracing piece are aluminium system material, just the bracing piece is evenly welded on the heat-conducting layer surface, the heat-conducting layer periphery is evenly brushed with insulating paint layer.

Preferably, the first partition board and the second partition board are made of insulating plastic materials, and the first partition board and the second partition board are movably connected with the insulating shielding layer through plastic screws.

Preferably, the inner wall and the outer wall of the heat conduction layer are uniformly brushed with insulating paint layers.

Preferably, the waterproof layer is a waterproof roll, and the cable insulation protective layer and the waterproof layer are bonded and connected through a flexible adhesive.

Compared with the prior art, the beneficial effects of the utility model are that: a power cable for a new energy automobile is characterized in that heat on the surface of an insulating shielding layer is absorbed through an aluminum heat conduction layer, and meanwhile, a heat dissipation layer is formed by making a space between an insulating protection layer of the cable and the heat conduction layer overhead through a support rod, so that the heat absorbed by the heat conduction layer can be dissipated quickly, high-efficiency heat dissipation treatment is realized, and the power cable can dissipate heat well under the high-temperature condition;

after the internal space of the insulating shielding layer is uniformly divided by a first partition plate and a second partition plate which are made of plastic materials, the wires in the insulating shielding layer cannot be twisted into a whole to generate an electric arc phenomenon, so that electric leakage or short circuit occurs, and the wires are subjected to external protection action through the outer sheath of the wires;

through the external thread arranged on the outer wall of the wire outer sheath and the thread groove arranged on the inner wall of the sleeve, the wire outer sheath and the sleeve can be quickly installed and fixed.

Drawings

FIG. 1 is a top view of the present invention;

fig. 2 is a schematic view of the wire fixing structure of the present invention.

In the figure: 1. a cable insulation protective layer; 2. a waterproof layer; 3. a heat conductive layer; 4. a support bar; 5. an insulating shield layer; 6. a first clapboard; 7. a second clapboard; 8. a wire fixing structure; 81. a base; 82. a through hole; 83. a sleeve; 84. a wire outer sheath; 85. an external thread; 86. a thread groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a power cable for new energy automobile includes cable insulation protective layer 1, 1 outer wall of cable insulation protective layer cup joints and is provided with waterproof layer 2, 1 inside heat-conducting layer 3 that is provided with of cable insulation protective layer, and evenly be provided with bracing piece 4 between cable insulation protective layer 1 and the heat-conducting layer 3, the device adsorbs 5 surface heats on the insulation shielding layer through the heat-conducting layer 3 of aluminium system, and simultaneously, make somebody a mere figurehead the formation heat dissipation layer between cable insulation protective layer 1 and the heat-conducting layer 3 through bracing piece 4, make the absorptive heat of heat-conducting layer 3 give off fast, realize high-efficient heat dissipation and handle, make the device can fine heat dissipation.

Referring to fig. 1, an insulation shielding layer 5 is disposed on an inner wall of a heat conduction layer 3, a first partition plate 6 and a second partition plate 7 are disposed inside the insulation shielding layer 5, the first partition plate 6 and the second partition plate 7 are perpendicular to each other, the first partition plate 6 and the second partition plate 7 uniformly divide an inner space of the insulation shielding layer 5 into four parts, and a lead fixing structure 8 is disposed in each of four groups of spaces into which the insulation shielding layer 5 is divided by the first partition plate 6 and the second partition plate 7, so that the leads inside the insulation shielding layer 5 are not twisted into a whole to generate an electric arc phenomenon after the inner space of the insulation shielding layer 5 is uniformly divided by the first partition plate 6 and the second partition plate 7 made of a plastic material, and further, an electric leakage or.

Referring to fig. 2, the lead fixing structure 8 includes a base 81, a through hole 82 is formed through the base 81 from the top, a sleeve 83 is fixed in an inner cavity of the through hole 82, a lead outer sheath 84 is movably inserted into the inner cavity of the sleeve 83, the lead is protected from outside by the lead outer sheath 84, an external thread 85 is arranged on an outer wall of the lead outer sheath 84, a thread groove 86 matched with the external thread 85 is arranged on an inner wall of the sleeve 83, the lead outer sheath 84 is movably connected with the thread groove 86 on the sleeve 83 by the external thread 85, and the lead outer sheath 84 and the sleeve 83 are quickly mounted and fixed by the external thread 85 arranged on the outer wall of the lead outer sheath 84 and the thread groove.

Referring to fig. 1, the heat conduction layer 3 and the support rod 4 are made of aluminum, the aluminum has high heat conductivity, the support rod 4 is uniformly welded on the surface of the heat conduction layer 3, an insulating paint layer is uniformly brushed on the periphery of the heat conduction layer 3, and the insulating paint layer is brushed on the outer wall of the heat conduction layer 3 to insulate the heat conduction layer 3.

Referring to fig. 1, the first partition plate 6 and the second partition plate 7 are made of insulating plastic, and the first partition plate 6 and the second partition plate 7 are movably connected with the insulating shielding layer 5 through plastic screws, so that the first partition plate 6, the second partition plate 7 and the insulating shielding layer 5 can be conveniently detached and replaced.

Referring to fig. 1, the inner and outer walls of the heat conductive layer 3 are uniformly painted with an insulating paint layer, so that the heat conductive layer 3 is insulated.

Referring to fig. 1, the waterproof layer 2 is a waterproof roll, the cable insulation protective layer 1 and the waterproof layer 2 are bonded and connected by a flexible adhesive, and the waterproof layer 2 is used for performing external waterproof treatment on the cable insulation protective layer 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power cable for new energy automobile, includes cable insulation protective layer (1), its characterized in that: the cable insulation protective layer (1) outer wall cup joints and is provided with waterproof layer (2), cable insulation protective layer (1) is inside to be provided with heat-conducting layer (3), just evenly be provided with bracing piece (4) between cable insulation protective layer (1) and heat-conducting layer (3), heat-conducting layer (3) inner wall is provided with insulation shielding layer (5), insulation shielding layer (5) is inside to be provided with baffle one (6) and baffle two (7), baffle one (6) and baffle two (7) perpendicular setting of each other, just baffle one (6) and baffle two (7) evenly divide into four with insulation shielding layer (5) inner space, just all be provided with wire fixed knot structure (8) in baffle one (6) and baffle two (7) the four groups space of cutting apart insulation shielding layer (5).

2. The power cable for the new energy automobile according to claim 1, characterized in that: the wire fixing structure (8) comprises a base (81), a through hole (82) is formed in the base (81) in a penetrating mode from the top, a sleeve (83) is fixed in an inner cavity of the through hole (82), a wire outer sheath (84) is movably inserted into the inner cavity of the sleeve (83), external threads (85) are arranged on the outer wall of the wire outer sheath (84), thread grooves (86) matched with the external threads (85) are formed in the inner wall of the sleeve (83), and the wire outer sheath (84) is movably connected with the thread grooves (86) in the sleeve (83) through the external threads (85).

3. The power cable for the new energy automobile according to claim 1, characterized in that: the heat-conducting layer (3) and the bracing piece (4) are made of aluminum materials, the bracing piece (4) is uniformly welded on the surface of the heat-conducting layer (3), and an insulating paint layer is uniformly brushed on the periphery of the heat-conducting layer (3).

4. The power cable for the new energy automobile according to claim 1, characterized in that: the first partition plate (6) and the second partition plate (7) are made of insulating plastic materials, and the first partition plate (6) and the second partition plate (7) are movably connected with the insulating shielding layer (5) through plastic screws.

5. The power cable for the new energy automobile according to claim 1, characterized in that: and insulating paint layers are uniformly brushed on the inner wall and the outer wall of the heat conduction layer (3).

6. The power cable for the new energy automobile according to claim 1, characterized in that: the waterproof layer (2) is a waterproof coiled material, and the cable insulation protective layer (1) and the waterproof layer (2) are connected in a bonding mode through a flexible adhesive.