CN209912551U

CN209912551U - Lightweight new forms of energy direct current cable for charging system

Info

Publication number: CN209912551U
Application number: CN201920700005.3U
Authority: CN
Inventors: 尹本群; 刘凤华; 鹿向群; 娄永超; 陈长磊; 闵济云
Original assignee: Zhejiang Wanma Special Cable Technology Co Ltd
Current assignee: Zhejiang Wanma Special Cable Technology Co Ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-01-07
Anticipated expiration: 2029-05-16

Abstract

The utility model relates to a lightweight new forms of energy direct current cable for charging system, has solved the not enough of prior art, including power supply core, control core and information sinle silk, power supply core, control core and information sinle silk transposition back are around the package outer band layer, the outside of outer band layer is crowded to be wrapped there is the outer isolation layer, and the outside package of outer isolation layer is equipped with the outer weaving layer, the outside crowded package of outer weaving layer has thermoplasticity TPU elastomer oversheath, the control sinle silk includes the control conductor, the control conductor twines on a flexible connecting wire or flexible connecting pipe that is used for improving cable elasticity, the outside of control conductor is crowded package and is equipped with the internal insulation layer, the control conductor that crowded package has the internal insulation layer is in the package inner band layer around the package, the outside package of inner weaving layer is equipped with the internal weaving layer, the internal weaving layer is the compound in-plastic, and the outer side of the inner woven layer is extruded with a control wire inner jacket layer.

Description

Lightweight new forms of energy direct current cable for charging system

Technical Field

The utility model belongs to cable preparation field, a lightweight new forms of energy direct current cable for charging system.

Background

High-voltage system circuit inside electric automobile, hybrid vehicle. At present, the most common materials of high-voltage line insulation sheath materials in the interior of a domestic car comprise TPE (thermoplastic elastomer), XJPE (XJPE), and the like, the market feedback shows that the cables are limited by the high weight of the cables, and the sheaths are easily worn in the dragging process of the cables, so that the service life is shortened. At present, the main structure of the common manufacturers at home is composed of a conductor, an insulating layer, a shielding layer and an outer sheath layer. At present, domestic similar products are continuously searching for new structures in order to reduce the quality of cables, but the technology is not stable.

SUMMERY OF THE UTILITY MODEL

To the tradition that prior art exists but still have the cable and be subject to the high weight of self, the cable is at the in-process that drags, and the sheath is wearing and tearing easily to reduce life's technical problem, the utility model provides a lightweight new forms of energy direct current is cable for charging system.

In order to solve the technical problem, the utility model discloses the technical scheme who takes does: a light cable for a new energy direct current charging system comprises a power supply wire core, a control wire core and an information wire core, wherein the power supply wire core, the control wire core and the information wire core are twisted and then wrapped with an outer wrapping tape layer, the outer side of the outer wrapping tape layer is wrapped with an outer isolation layer, the outer side of the outer isolation layer is wrapped with an outer weaving layer, the outer side of the outer weaving layer is wrapped with a thermoplastic TPU (thermoplastic polyurethane) elastomer outer sheath, the control wire core comprises a control conductor, the control conductor is wound on a flexible connecting wire or a flexible connecting pipe for improving the elasticity of the cable, the outer side of the control conductor is wrapped with an inner insulation layer, the control conductor wrapped with the inner insulation layer is wrapped in the inner wrapping layer, the outer side of the inner wrapping tape layer is wrapped with an inner weaving layer, the inner weaving layer is a composite inner weaving layer of a 0.12mm tinned aluminum-, the information conductor core comprises an information conductor, the information conductor is wound on a flexible connecting wire or a flexible connecting pipe, an inner insulating layer is extruded on the outer side of the information conductor, and an information wire inner sheath layer is arranged on the outer side of the information conductor extruded with the inner insulating layer. Polyester yarns are added into the conductors of the control wire core and the information wire core, and the conductors are processed in a winding mode, so that the elasticity of the control cable and the elasticity of the information cable are improved when the cable is bent. The control wire core is shielded by an aluminum-plastic composite belt and 65 percent of weaving (0.12 mm tinned copper wire), so that the quality of the cable is effectively reduced on the basis of ensuring the shielding.

Preferably, the information wire inner sheath layer and the control wire inner sheath layer are both thermoplastic TPU elastomer inner sheaths.

Preferably, the insulating layer is a TPE insulating layer.

Preferably, the flexible connecting yarns are polyester yarns.

Preferably, the inner woven layer is an inner woven layer having a weaving density of 65%.

Preferably, the control conductor comprises a plurality of strands of round annealed copper wires, the flexible connecting pipe is a Teflon flexible plastic pipe, and the diameter of the Teflon flexible plastic pipe is less than three times of the diameter of the round annealed copper wires in the control conductor. The flexible connecting pipe is a Teflon flexible plastic pipe, so that the flexible connecting pipe can be a cooling pipe, and the temperature of the cable in use is further reduced.

The utility model discloses a substantive effect is: 1. polyester yarns are added into the conductors of the control wire core and the information wire core, and the conductors are processed in a winding mode. The elasticity of the control cable and the information cable is improved when the cable is bent. 2. The control wire core is shielded by an aluminum-plastic composite belt and 65 percent of weaving (0.12 mm tinned copper wire), so that the quality of the cable is effectively reduced.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

in the figure, 11, main power supply line, 12, PE line, 13, auxiliary power supply line, 21, information conductor, 22, information wire inner sheath layer, 31, control conductor, 32, inner band layer, 33, inner braid layer, 34, control wire inner sheath layer, 41, thermoplastic TPU elastomer outer sheath.

Detailed Description

The following provides a more detailed description of the present invention, with reference to the accompanying drawings.

Example 1:

the utility model provides a light-weighted new forms of energy direct current cable for charging system (see attached figure 1), including the power supply sinle silk, control sinle silk and information sinle silk, use 17 core cables as an example, use the cross-section as the standard during processing, PE line in the power supply sinle silk is located the central point of cable puts, main power supply line evenly distributed is on the lower side in the both sides of PE line, auxiliary power supply line is located the top of PE line side by side, control sinle silk evenly distributed is in auxiliary power supply line's both sides and is located the top of PE line both sides, the information sinle silk is located the below of PE line side by side, it optimizes to become cable arrangement structure, make the cable inseparabler rounding, the one-tenth external. The power supply cable core, the control cable core and the information cable core are twisted and then wrapped with an outer wrapping tape layer, an outer isolation layer is extruded on the outer side of the outer wrapping tape layer, an outer weaving layer is wrapped on the outer side of the outer isolation layer, a thermoplastic TPU (thermoplastic polyurethane) elastomer outer sheath 41 is extruded on the outer side of the outer weaving layer, the control cable core comprises a control conductor 31, the control conductor is wound on a flexible connecting wire used for improving the elasticity of a cable, an inner insulating layer is extruded on the outer side of the control conductor, the control conductor extruded with the inner insulating layer is wrapped in an inner wrapping tape layer 32, an inner weaving layer 33 is wrapped on the outer side of the inner wrapping tape layer, the inner weaving layer is an aluminum-plastic composite inner weaving layer of a 0.12mm tinned wire, a control wire inner sheath layer 34 is extruded on the outer side of the inner weaving layer, the information cable core comprises an, the outer side of the information conductor is extruded with an inner insulating layer, and the outer side of the information conductor extruded with the inner insulating layer is provided with an information wire inner sheath layer 21. The information wire inner sheath layer and the control wire inner sheath layer are thermoplastic TPU elastomer inner sheaths. The insulating layer is the TPE insulating layer. The flexible connecting yarns are polyester yarns. The inner woven layer is an inner woven layer with the weaving density of 65%. In this embodiment, a part of the insulating layer, the tape layer, and the like is not shown in the drawings because the thickness is small and the structure thereof can be clearly known by those skilled in the art.

The substantial effects of this embodiment are: 1. polyester yarns are added into the conductors of the control wire core and the information wire core, and the conductors are processed in a winding mode. The elasticity of the control cable and the information cable is improved when the cable is bent. 2. The control wire core is shielded by an aluminum-plastic composite belt and 65 percent of weaving (0.12 mm tinned copper wire), so that the quality of the cable is effectively reduced. 3. The cabling arrangement structure is optimized, so that the cable is more compact and round, the cabling outer diameter of the cable is reduced, and the weight of the cable is reduced.

Example 2:

the present embodiment is substantially the same as embodiment 1, except that in the present embodiment, the control conductor includes a plurality of strands of circular annealed copper wires, the flexible connection pipe is a teflon flexible plastic pipe, and the diameter of the teflon flexible plastic pipe is less than three times of the diameter of the circular annealed copper wires in the control conductor. The flexible connecting pipe is a Teflon flexible plastic pipe, so that the flexible connecting pipe can be a cooling pipe, and the temperature of the cable in use is further reduced.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the claims.

Claims

1. A light cable for a new energy direct current charging system is characterized by comprising a power supply wire core, a control wire core and an information wire core, wherein the power supply wire core, the control wire core and the information wire core are twisted and then wrapped with an outer wrapping tape layer, the outer wrapping tape layer is wrapped with an outer isolation layer in an extruded mode, an outer weaving layer is wrapped on the outer side of the outer isolation layer, a thermoplastic TPU (thermoplastic polyurethane) elastomer outer sheath is wrapped on the outer side of the outer weaving layer in an extruded mode, the control wire core comprises a control conductor, the control conductor is wound on a flexible connecting wire or a flexible connecting pipe for improving the elasticity of the cable, an inner insulating layer is wrapped on the outer side of the control conductor in an extruded mode, the control conductor wrapped with the inner insulating layer is wrapped in the inner wrapping tape layer in an extruded mode, an inner weaving layer is wrapped in an aluminum-plastic composite inner weaving layer of 0.12mm tin-plated wire on, the information conductor core comprises an information conductor, the information conductor is wound on a flexible connecting wire or a flexible connecting pipe, an inner insulating layer is extruded on the outer side of the information conductor, and an information wire inner sheath layer is arranged on the outer side of the information conductor extruded with the inner insulating layer.

2. The cable for the lightweight new forms of energy direct current charging system of claim 1, characterized in that information line inner sheath layer and control line inner sheath layer are both thermoplastic TPU elastomer inner sheaths.

3. The cable for a lightweight new energy direct current charging system of claim 1, wherein the insulating layer is a TPE insulating layer.

4. The cable for the lightweight new energy direct current charging system according to claim 1, 2, or 3, wherein the flexible connecting filaments are polyester filaments.

5. The cable for a lightweight new energy direct current charging system according to claim 1, wherein the inner braid is an inner braid having a braid density of 65%.

6. The cable for the light-weight new energy direct-current charging system according to claim 1, wherein the control conductor comprises a plurality of strands of round annealed copper wires, the flexible connecting pipe is a Teflon flexible plastic pipe, and the diameter of the Teflon flexible plastic pipe is less than three times of the diameter of the round annealed copper wires in the control conductor.