CN214505033U

CN214505033U - Novel lightweight exchanges and fills cable

Info

Publication number: CN214505033U
Application number: CN202120841897.6U
Authority: CN
Inventors: 刘岩; 王克勤; 蒋仁章
Original assignee: Red Flag Cable Electrical Equipment Group Co ltd
Current assignee: Red Flag Cable Electrical Equipment Group Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-10-26
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a novel lightweight AC charging cable, which comprises two signal wires and a plurality of conductors, wherein the outer side of each conductor is sleeved with an insulating layer, and the insulating layer is made of thermoplastic elastomer material; the outer sides of the two signal wires are sleeved with an aluminum foil mylar layer together, the outer side of the aluminum foil mylar layer is sleeved with a copper wire mesh grid, the outer side of the copper wire mesh grid is sleeved with a middle tegument layer, and the middle tegument layer is made of polyether thermoplastic polyurethane sheathing materials; the middle conductor of the utility model is of a monofilament structure, when the same resistance is adopted to transmit the same current, the weight of the aluminum alloy conductor is 1/2 of the weight of the copper conductor, and the softness of the conductor increases the softness of the whole line; the insulating layer is made of the thermoplastic elastomer material, so that the oil resistance and the corrosion resistance of the whole cable can be greatly improved, the use safety of the cable in a complex environment is ensured, and the service life of the whole device can be greatly prolonged.

Description

Novel lightweight exchanges and fills cable

Technical Field

The utility model belongs to the technical field of fill the cable technique and specifically relates to a novel lightweight exchanges and fills cable.

Background

Electric automobile alternating-current charging stake cable on the existing market all is multicore copper conductor extrusion insulation, multicore heart yearn stranding extrusion sheath structure type cable, and the material adopts TPE thermoplastic elastomer mostly. The cable has the defects of heavy weight, high price, poor bending property, hand sticking caused by using TPE thermoplastic elastomer materials for a long time and the like. And the cable has the problems of poor hot water resistance, poor acid-base resistance, poor oil resistance, poor chemical solvent resistance, poor humidity resistance, poor cyclic bending resistance and the like. Therefore, the comfort level test in the using process of a customer is poor, the service life of the cable is short, the equipment cost of the charging station is high, and the safety coefficient of cable transmission electric energy is low.

Therefore, the utility model provides an electric automobile alternating-current charging stake cable that the quality is light, the compliance is good, sexual valence relative altitude, high life, solution above-mentioned problem that can be fine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel lightweight exchanges and fills cable 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:

a novel light-weight alternating current charging cable comprises two signal lines and a plurality of conductors, wherein the conductors are made of S150C aluminum alloy, the conductors are of a monofilament structure, the weight of the aluminum alloy conductors is 1/2 of that of copper conductors under the condition that the same resistors are adopted to transmit the same current, and the softness of the conductors increases the softness of the whole lines;

the insulating layer is sleeved on the outer side of the conductor and made of a thermoplastic elastomer material, so that the oil resistance and the corrosion resistance of the whole cable can be greatly improved, the use safety of the cable in a complex environment is ensured, and the service life of the whole device can be greatly prolonged;

the outer sides of the two signal wires are commonly sleeved with an aluminum foil mylar layer, the outer side of the aluminum foil mylar layer is sleeved with a copper wire mesh grid, the outer side of the copper wire mesh grid is sleeved with a middle tegument layer, the middle tegument layer is made of polyether thermoplastic polyurethane sheathing materials, an effective shielding protective layer can be formed through the mutual matching of the aluminum foil mylar layer and the copper wire mesh grid, and the influence of other electromagnetic waves on signal transmission of a signal cable can be effectively prevented;

the cable comprises an aluminum foil Mylar layer, a plurality of conductors and a plurality of signal wires, wherein the inner cavity of the aluminum foil Mylar layer is filled with fillers matched with the signal wires, the outer sides of the two signal wires and the plurality of conductors are sleeved with a sheath layer together, and the sheath layer is made of a polyether type thermoplastic polyurethane sheath material, so that the whole cable has high mechanical performance, electrical performance, wear resistance, oil resistance, weather resistance, hot water resistance, cold resistance, tear resistance and other performances, the problems that the cable is easy to crack due to friction with the ground and back-and-forth pulling in the using process are well solved, and the cable is more suitable for being used in outdoor severe environments;

in a further embodiment, the filler is also filled in the inner cavity of the sheath layer, the filler is a PP net, and the filler is filled in the sheath layer, so that the friction force between the core wire and the core wire can be effectively reduced in the use bending process of the cable, the insulating layer is prevented from being damaged, and the service life of the whole cable is ensured.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the middle conductor of the utility model is of a monofilament structure, when the same resistance is adopted to transmit the same current, the weight of the aluminum alloy conductor is 1/2 of the weight of the copper conductor, and the softness of the conductor increases the softness of the whole line;

2. the utility model makes the insulating layer by thermoplastic elastomer material, which can greatly increase the oil resistance and corrosion resistance of the whole cable, ensure the use safety of the cable in complex environment and greatly prolong the service life of the whole device;

3. the utility model can form an effective shielding protective layer through the mutual matching of the aluminum foil mylar layer and the copper wire mesh grid, and can effectively prevent other electromagnetic waves from influencing the signal transmission of the signal cable;

4. the utility model discloses a sheath layer is made to polyether type thermoplastic polyurethane sheath material, makes whole cable have higher mechanical properties, electrical property, wear-resisting, resistant oily, resistant time, hot water resistance, cold-resistant, tear resistance etc. performance, thereby fine solution cable friction and the ground in the use and the problem such as easy fracture of dragging back and forth, more can be applicable to and use in the outdoor abominable environment;

5. the utility model discloses a pack the filler in the restrictive coating for the cable can effectively reduce the frictional force between heart yearn and the heart yearn in using crooked in-process, prevents to damage the insulating layer, thereby guarantees the life of whole cable.

Drawings

Fig. 1 is a schematic structural diagram of a novel light-weight ac charging cable.

In the figure: the cable comprises a conductor 1, an insulating layer 2, an aluminum foil mylar layer 3, a copper wire woven mesh 4, a filler 5, a wrapping 6, a middle tegument 7 and a sheath layer 8.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; 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 by those of ordinary skill in the art through specific situations.

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.

Example 1

Referring to fig. 1, a novel light-weight ac charging cable includes two signal lines and a plurality of conductors 1, where the conductors 1 are made of S150C aluminum alloy, the conductors 1 are of monofilament structures, when the same resistance is used to transmit the same current, the weight of the aluminum alloy conductor is 1/2 of the weight of the copper conductor, and the flexibility of the conductors 1 increases the flexibility of the whole line;

the insulating layer 2 is sleeved on the outer side of the conductor 1, the insulating layer 2 is made of a thermoplastic elastomer material, so that the oil resistance and the corrosion resistance of the whole cable can be greatly improved, the use safety of the cable in a complex environment is ensured, and the service life of the whole device can be greatly prolonged;

the aluminum foil mylar layers 3 are sleeved on the outer sides of the two signal wires together, the copper wire mesh grid 4 is sleeved on the outer sides of the aluminum foil mylar layers 3, the middle tegument layer 7 is sleeved on the outer sides of the copper wire mesh grid 4, the middle tegument layer 7 is made of polyether type thermoplastic polyurethane sheathing materials, an effective shielding protective layer can be formed through mutual matching of the aluminum foil mylar layers 3 and the copper wire mesh grid 4, and the influence of other electromagnetic waves on signal transmission of a signal cable can be effectively prevented;

the inner cavity of the aluminum foil Mylar layer 3 is filled with a filler 5 matched with the signal wires, the two signal wires and the outer sides of the conductors 1 are jointly sleeved with the sheath layer 8, and the sheath layer 8 is made of a polyether type thermoplastic polyurethane sheath material, so that the whole cable has high mechanical performance, electrical performance, wear resistance, oil resistance, weather resistance, hot water resistance, cold resistance, tear resistance and other performances, the problems that the cable is easy to crack due to friction with the ground and back and forth pulling in the using process are well solved, and the cable is more suitable for being used in outdoor severe environments;

example 2

Referring to fig. 1, the difference from example 1 is: the inner cavity of the sheath layer 8 is filled with filler 5, the filler 5 is a PP net, and the filler 5 is filled in the sheath layer 8, so that the friction force between the core wire and the core wire can be effectively reduced in the use bending process of the cable, the insulating layer 2 is prevented from being damaged, and the service life of the whole cable is ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel light alternating current charging cable is characterized by comprising two signal wires and a plurality of conductors (1), wherein the conductors (1) are made of S150C aluminum alloy;

the outer side of the conductor (1) is sleeved with an insulating layer (2), and the insulating layer (2) is made of a thermoplastic elastomer material;

the outer sides of the two signal wires are sleeved with an aluminum foil mylar layer (3) together, the outer side of the aluminum foil mylar layer (3) is sleeved with a copper wire mesh grid (4), and the outer side of the copper wire mesh grid (4) is sleeved with a middle tegument layer (7);

the inner chamber of aluminium foil wheat layer (3) is filled there is filler (5) with signal line matched with, two the common cover in the outside of signal line and a plurality of conductor (1) is equipped with restrictive coating (8), restrictive coating (8) select for use polyether type thermoplastic polyurethane sheath material preparation to form.

2. A novel lightweight ac charging cable according to claim 1, characterized in that the conductor (1) is of monofilament construction.

3. The novel light-weight alternating-current charging cable as claimed in claim 1, wherein the middle layer (7) is made of a polyether type thermoplastic polyurethane sheathing material.

4. The novel light-weight alternating current charging cable according to claim 1, characterized in that the inner cavity of the sheath layer (8) is also filled with the filler (5).

5. A novel light weight AC charging cable according to claim 4, characterized in that said filler (5) is PP net.