CN216287667U

CN216287667U - Wisdom new energy automobile is with resistance to compression cable

Info

Publication number: CN216287667U
Application number: CN202122599194.XU
Authority: CN
Inventors: 顾正扬; 吴云明; 王荣
Original assignee: Zhejiang Longying Photoelectric Technology Co ltd
Current assignee: Zhejiang Longying Photoelectric Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-12
Anticipated expiration: 2031-10-28

Abstract

The utility model relates to the field of charging cables, in particular to a compression-resistant cable for an intelligent new energy automobile, which comprises a silica gel column, wherein the silica gel column is cylindrical and is provided with a plurality of circular through holes, wire cores are inserted into the circular through holes, the outside of the silica gel column is coated with a first steel wire framework layer, the outer ring of the first steel wire framework layer is welded with a plurality of continuous elastic arc sheets, the outside of each elastic arc sheet is coated with a second steel wire framework layer, the outside of each second steel wire framework layer is coated with a Kevlar layer, the outside of each Kevlar layer is coated with a protective sleeve, the compression resistance of the cable is extremely high, the wire cores in the cable are well protected, the situation that the cable is extruded and cracked in the transportation, installation and use processes is avoided, the service life of the cable is prolonged, potential safety hazards are eliminated, the wire cores are fixed on the silica gel column, the wire cores are separated from one another, and extrusion friction loss and the like between the wire cores generated by packaging all the wire cores together through a packaging belt in the traditional mode are solved And (5) problems are solved.

Description

Wisdom new energy automobile is with resistance to compression cable

Technical Field

The utility model relates to the field of charging cables, in particular to a compression-resistant cable for an intelligent new energy automobile.

Background

The charging pile has the function similar to an oiling machine in a gas station, can be fixed on the ground or on the wall, is installed in public buildings (public buildings, shopping malls, public parking lots and the like) and residential district parking lots or charging stations, can charge various types of electric vehicles according to different voltage grades, and has an output end connected with a charging head by using a charging cable as an energy transmission tool for charging the electric vehicles;

the charging cable can be influenced by various external pressures in the transportation, installation and use processes, when the external pressure is too large, if the external pressure is not properly protected, the wire core in the charging cable is easily extruded and cracked, the service life of the existing cable core is short, the existing cable core and a vehicle are threatened, and the charging cable is very unsafe.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide the compression-resistant cable for the intelligent new energy automobile, which solves the problems in the prior art, has extremely high compression resistance, well protects the wire core inside the cable, avoids the situation that the cable core is extruded and cracked in the processes of transportation, installation and use, prolongs the service life of the cable and eliminates potential safety hazards.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an wisdom new energy automobile is with resistance to compression cable, includes the silica gel column, the silica gel column be cylindrical and seted up a plurality of circular through-holes on it, the sinle silk has been inserted in the circular through-hole, the outside cladding of silica gel column has first steel wire framework layer, the outer lane welding of first steel wire framework layer has the continuous elasticity arc piece of a plurality of, the outside cladding of elasticity arc piece has second steel wire framework layer, the outside cladding of second steel wire framework layer has the kevlar layer, the outside cladding of kevlar layer has the protective sheath.

Preferably, the sinle silk includes cylindrical sinle silk conductor and cladding in the sinle silk conductor outside sinle silk is insulating, and the insulating outside cladding of sinle silk has cyclic annular hard layer of moulding, and cyclic annular hard layer of moulding is extruding and is passing through circular through-hole.

Preferably, the wire core insulation is irradiation ethylene propylene rubber insulation.

Preferably, a rubber pad is filled in a gap between the first steel wire framework layer and the lower surface of the elastic arc sheet.

Preferably, the material of the protective sleeve is a high-flexibility polyurethane material.

Preferably, the wire core comprises a ground wire core arranged in the middle of the silica gel column, a plurality of power wire cores are arranged on the periphery of the ground wire core, and a plurality of signal wires are arranged on the periphery of the power wire core.

(III) advantageous effects

1. The utility model aims to provide a compression-resistant cable for an intelligent new energy automobile, which has extremely high compression resistance, well protects a wire core inside the cable, avoids the situation that the cable is extruded and cracked in the transportation, installation and use processes, prolongs the service life of the cable and eliminates potential safety hazards.

2. According to the utility model, the wire cores are fixed on the silica gel column, so that a good fixing effect is achieved, and the wire cores are separated from one another, so that the problems of extrusion and abrasion among the wire cores and the like caused by the fact that all the wire cores are packed together through a packing belt in a traditional mode are solved.

Drawings

Fig. 1 is a schematic cross-sectional overall structure of the present invention.

FIG. 2 is a schematic cross-sectional view of the silica gel column according to the present invention.

FIG. 3 is a schematic cross-sectional overall structure of the core of the present invention.

FIG. 4 is a schematic diagram of the position of the core on the silica gel column of the present invention.

In the figure: 1-silica gel column, 2-circular through hole, 3-wire core, 4-first steel wire framework layer, 5-elastic arc sheet, 6-second steel wire framework layer, 7-Kevlar layer, 8-protective sleeve, 9-wire core conductor, 10-wire core insulation, 11-annular hard plastic layer, 12-rubber pad, 13-ground wire core, 14-power wire core and 15-signal wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a technical scheme that: a compression-resistant cable for an intelligent new energy automobile comprises a silica gel column 1, wherein the silica gel column 1 is cylindrical and is provided with a plurality of circular through holes 2, wire cores 3 are inserted into the circular through holes 2, the silica gel column 1 is externally wrapped with a first steel wire framework layer 4, the outer ring of the first steel wire framework layer 4 is welded with a plurality of continuous elastic arc sheets 5, the elastic arc sheets 5 are externally wrapped with a second steel wire framework layer 6, the second steel wire framework layer 6 is externally wrapped with a Kevlar layer 7, and the Kevlar layer 7 is externally wrapped with a protective sleeve 8. the size and the number of the circular through holes 2 on the silica gel column 1 are set according to the size and the number of the required wire cores 3, the wire cores 3 are fixed in the circular through holes 2, the wire cores 3 are separated from one another by the mode, and the problems of extrusion and abrasion among wire core wrapping belts and the like caused by the fact that all the wire cores are packed together in the traditional mode are solved, when the cable is stressed by external pressure, firstly, the protective sleeve 8 made of high-flexibility polyurethane material and the Kevlar layer 7 with high strength and good toughness play a certain compression-resistant role, the strong external pressure is weakened to a certain extent, then the first steel wire framework layer 4, the elastic arc sheet 5 and the second steel wire framework layer 6 welded on the first steel wire framework layer can greatly reduce the external pressure, when the pressure is transmitted to the silica gel column 1, the silica gel column 1 has good compression-resistant function, the wire cores 3 fixed on the silica gel column are separated from each other and play a certain buffer role, and the wire cores 3 can not be contacted with each other, so that the abrasion and the fracturing are caused, thus the pressure finally acting on the wire cores 3 is very small, the wire cores 3 can not be damaged within the bearing range of the pressure, and the wire cores 3 are protected well, the condition that the cable is extruded and cracked in the transportation, installation and use processes is avoided, the service life of the cable is prolonged, and potential safety hazards are eliminated.

Sinle silk 3 includes cylindrical sinle silk conductor 9 and cladding in sinle silk conductor 9 outside sinle silk is insulating 10, the outside cladding of sinle silk insulation 10 has cyclic annular hard layer 11 of moulding, cyclic annular hard layer 11 extrusion is being through circular through-hole 2 of moulding, cyclic annular hard layer 11 of moulding plays moulding effect, just so can not lead to the problem of not inserting well when injecting circular through-hole 2 because sinle silk 3 is too soft, cyclic annular hard layer 11 of moulding is hard plastics, it is very convenient and high-efficient when sinle silk 3 injects circular through-hole 2 like this.

The wire core insulation 10 is irradiation ethylene propylene rubber insulation, and the insulation effect of the irradiation ethylene propylene rubber insulation is good.

The rubber pad 12 is filled in the gap between the lower surfaces of the first steel wire framework layer 4 and the elastic arc piece 5, and the rubber pad 12 further reduces the external pressure to achieve the effect of buffering and pressure reduction.

The material of protective sheath 8 is high flexibility polyurethane material, plays fine insulating effect, and it has high flexibility simultaneously, can guarantee its fine resistance to fracture resistance to compression.

The cable core 3 comprises a ground cable core 13 arranged in the middle of the silica gel column 1, a plurality of power cable cores 14 are arranged on the periphery of the ground cable core 13, a plurality of signal wires 15 are arranged on the periphery of the power cable cores 14, and the arrangement meets the cable arrangement requirements for new energy automobiles.

The working principle is as follows: the size and the number of the circular through holes 2 on the silica gel column 1 are set according to the size and the number of the wire cores 3 required, wherein the diameter of the circular through holes 2 is slightly smaller than that of the wire cores 3, so that the wire cores 3 can be extruded through the circular through holes 2 and can be firmly fixed in the circular through holes 2, and simultaneously, the wire cores 3 are separated from each other, so that the problems of extrusion and abrasion among the wire cores and the like caused by packing all the wire cores together through packing belts in the traditional mode are solved, when the cable is subjected to external pressure, firstly, a protective sleeve 8 made of high-flexibility polyurethane material and a Kevlar layer 7 with high strength and good toughness play a certain compression-resistant role, the strong external pressure is weakened to a certain extent, and then the first steel wire framework layer 4 and the elastic arc sheets 5 and the second steel wire framework layer 6 welded on the first steel wire framework layer can greatly reduce the external pressure, rubber pad 12 further reduces pressure, it is very little when pressure reaches silica gel column 1, silica gel column 1 itself just has fine resistance to compression effect, and the sinle silk 3 of fixing on it separates each other, play certain cushioning effect, also can not contact each other, thereby wearing and tearing appear, the condition of fracturing, the pressure that finally acts on sinle silk 3 has been very little like this, within the scope that it bore, can not damage it, sinle silk 3 has been protected well, avoid its transportation, the installation and the in-process of using by the condition appearance of extrusion fracture, the life of cable has been increased and the potential safety hazard has been eliminated.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wisdom new energy automobile is with resistance to compression cable, its characterized in that, includes silica gel column (1), silica gel column (1) is cylindrical and has seted up a plurality of circular through-hole (2) on it, circular through-hole (2) interpolation has sinle silk (3), the outside cladding of silica gel column (1) has first steel wire framework layer (4), the outer lane welding of first steel wire framework layer (4) has a plurality of continuous elasticity arc piece (5), the outside cladding of elasticity arc piece (5) has second steel wire framework layer (6), the outside cladding of second steel wire framework layer (6) has kevlar layer (7), the outside cladding of kevlar layer (7) has protective sheath (8).

2. The compression-resistant cable for the smart new energy automobile as claimed in claim 1, wherein the wire core (3) comprises a cylindrical wire core conductor (9) and a wire core insulation (10) coated outside the wire core conductor (9), the wire core insulation (10) is coated with an annular hard plastic layer (11), and the annular hard plastic layer is extruded through the circular through hole (2).

3. The compression-resistant cable for the intelligent new energy automobile is characterized in that the wire core insulation (10) is irradiated ethylene propylene rubber insulation.

4. The compression-resistant cable for the smart new energy automobile as claimed in claim 1, wherein a gap between the first steel wire framework layer (4) and the lower surface of the elastic arc sheet (5) is filled with a rubber pad (12).

5. The compression-resistant cable for the smart new energy automobile as claimed in claim 1, wherein the protective sleeve (8) is made of a highly flexible polyurethane material.

6. The compression-resistant cable for the intelligent new energy automobile is characterized in that the cable core (3) comprises a ground cable core (13) arranged in the middle of the silica gel column (1), a plurality of power cable cores (14) are arranged on the periphery of the ground cable core (13), and a plurality of signal wires (15) are arranged on the periphery of the power cable cores (14).