CN208335810U - Automobile abrasion resistant electrical wire - Google Patents

Abstract

The utility model discloses automobile abrasion resistant electrical wires; including protective case; wear-resisting oversheath is fixedly connected on the inner wall of the protective case; insulating outer protective cover is fixedly connected on the inner wall of the wear-resisting oversheath; the first wearing layer is filled on the inner wall of the insulating outer protective cover; first wearing layer is internally provided with wear-resisting reinforcing rib, and first screen layer is fixedly connected on the inner wall of first wearing layer, is filled with the second wearing layer on the inner wall of the first screen layer.The utility model is cooperated by wear-resisting oversheath, insulating outer protective cover, the first wearing layer, wear-resisting reinforcing rib, first screen layer, the second wearing layer, stiffening plate, cavity, electric wire core, the first anti-slip protrusion, the second anti-slip protrusion, secondary shielding layer, second insulating layer and conductor, so that automobile electric wire abrasion resistant effect is more satisfactory, during electric wire is installed, it is not easy to damage oversheath, it avoids generating security risk, prevents the generation of accident.

Description

Automobile abrasion resistant electrical wire

Technical field

The utility model relates to automobile technical fields, specially automobile abrasion resistant electrical wire.

Background technique

Electric wire is usually every group by several or the electric wire of similar rope that several groups of conducting wires (every group at least two) are twisted Mutually insulated between conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.Electric wire has Interior energization, the feature of external insulation, automobile electric wire are also known as low tension wire, it is different, normal domestic use with normal domestic use electric wire Electric wire is copper single stamen electric wire, there is certain degree of hardness, and automobile electric wire is all copper more stamen flexible cords, some flexible cords are several carefully such as hair Item or even tens annealed copper wires are wrapped in plastic insulating tube (polyvinyl chloride), and softness is without easily snapping off, with transport service Development, in recent years, auto manufacturing technology has quick development, allows users to enjoy more comfortable, more convenient and safer Seating, the requirement of electric wire is also higher and higher, it is desirable that the current-carrying capability of electric wire is increasing, and the conductor wire core section of electric wire is continuous Increase, the unit weight of electric wire is consequently increased, and common automobile electric wire abrasion resistant effect is not satisfactory, when staff exists When carrying out installation electric wire work to automobile, most of the insulation of electric wire and sheath are using plastics and rubber organic polymer group At wearability is poor, it is easy to damage oversheath during the installation process, to leave security risk, lead to the generation of accident.

Utility model content

The purpose of this utility model is to provide automobile abrasion resistant electrical wires, have wear-resisting advantage, solve common automobile The not satisfactory problem of electric wire abrasion resistant effect.

To achieve the above object, the utility model provides the following technical solutions: automobile abrasion resistant electrical wire, including protective case, institute It states and is fixedly connected with wear-resisting oversheath on the inner wall of protective case, the outer shield of insulation is fixedly connected on the inner wall of the wear-resisting oversheath It covers, the first wearing layer is filled on the inner wall of the insulating outer protective cover, first wearing layer is internally provided with wear-resisting reinforcement Muscle, is fixedly connected with first screen layer on the inner wall of first wearing layer, filled with the on the inner wall of the first screen layer Two stiffening plates are arranged in the internal chiasma of two wearing layers, second wearing layer, and the second wearing layer is divided by two stiffening plates Four cavitys are fixedly connected with electric wire core on the inner wall of the cavity.

Preferably, the position that the surface of the insulating outer protective cover corresponds to wear-resisting oversheath is provided with the first anti-slip protrusion, institute The surface for stating the first wearing layer corresponds to the position of insulating outer protective cover and is provided with the second anti-slip protrusion.

Preferably, the surface of the protective case is provided with clamping block, and side of the clamping block far from protective case is fixed to be connected It is connected to pull ring.

Preferably, the electric wire core includes secondary shielding layer, second insulating layer and conductor, the secondary shielding layer it is interior It is fixedly connected with second insulating layer on wall, is provided with conductor on the inner wall of the second insulating layer.

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

1, the utility model passes through wear-resisting oversheath, insulating outer protective cover, the first wearing layer, wear-resisting reinforcing rib, the first shielding Layer, the second wearing layer, stiffening plate, cavity, electric wire core, the first anti-slip protrusion, the second anti-slip protrusion, secondary shielding layer, second Insulating layer and conductor cooperate, so that automobile electric wire abrasion resistant effect is more satisfactory, during installing electric wire, it is not easy to make outer Sheath damage avoids generating security risk, prevents the generation of accident.

2, the utility model by setting the first anti-slip protrusion, prevent when pulling electric wire, insulating outer protective cover and it is wear-resisting outside Opposite sliding occurs for sheath, by the way that the second anti-slip protrusion is arranged, prevents from occurring between the first wearing layer and insulating outer protective cover opposite Sliding plays the role of electric wire easy to carry by setting clamping block and pull ring, passes through secondary shielding layer and second insulating layer It cooperates, prevents from influencing each other between conductor, so that short circuit occurs in electric wire.

Detailed description of the invention

Fig. 1 is the cross-sectional view of the structure of the utility model main view；

Fig. 2 is the structural schematic diagram of the utility model top view.

In figure: 1 protective case, 2 wear-resisting oversheaths, 3 insulating outer protective covers, 4 first wearing layers, 5 wear-resisting reinforcing ribs, 6 first screens Cover layer, 7 second wearing layers, 8 stiffening plates, 9 cavitys, 10 electric wire cores, 11 first anti-slip protrusions, 12 second anti-slip protrusions, 13 cards Connect block, 14 snap rings, 15 secondary shielding layers, 16 second insulating layers, 17 conductors.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Automobile abrasion resistant electrical wire referring to FIG. 1-2, including protective case 1 are fixedly connected on the inner wall of protective case 1 wear-resisting outer Sheath 2, the material of protective case 1 are polyvinyl chloride, have good wearability, can resist oil, acid, alkali, bacterium, moisture and solar radiation Deng, and have to the effect of flame and make performance from going out, the minimum operating temperature of pvc sheath is subzero 40 degrees Celsius, resistance to height Temperature can adequately protect electric wire, the surface of protective case 1 is provided with clamping block 13, clamping block 13 up to 105 degrees Celsius Side far from protective case 1 is fixedly connected with pull ring 14, plays electric wire easy to carry by setting clamping block 13 and pull ring 14 Effect, be fixedly connected with insulating outer protective cover 3 on the inner wall of wear-resisting oversheath 2, the material of wear-resisting oversheath 2 is HYTREL, in Literary fame is Hai Cui, is a kind of thermoplastic polyester elastomers block copolymer, the polybutylene terephthalate comprising crystallization and noncrystalline Two kinds of structures of long chain glycol, the characteristics of this kind of material is high mode, high anti-tear, high abrasion, high resiliency, is played to electric wire The effect protected, the position that the surface of insulating outer protective cover 3 corresponds to wear-resisting oversheath 2 are provided with the first anti-slip protrusion 11, lead to The first anti-slip protrusion 11 of setting is crossed, is prevented when pulling electric wire, insulating outer protective cover 3 occurs to slide relatively with wear-resisting oversheath 2, absolutely The first wearing layer 4 is filled on the inner wall of edge oversheath 3, the structure of the first wearing layer 4 is metallic netted structural, makes the whole of electric wire Body tensile capacity greatly enhances, and prevents electric wire from being pullled disconnected, and the position that the surface of the first wearing layer 4 corresponds to insulating outer protective cover 3 is set It is equipped with the second anti-slip protrusion 12, by the way that the second anti-slip protrusion 12 is arranged, prevents from sending out between the first wearing layer 4 and insulating outer protective cover 3 Raw opposite sliding, the first wearing layer 4 are internally provided with wear-resisting reinforcing rib 5, and the is fixedly connected on the inner wall of the first wearing layer 4 One shielded layer 6 is filled with the second wearing layer 7 on the inner wall of first screen layer 6, and the second wearing layer 7 is by thermoplastic polyurethane bullet Property body rubber material constitute, its mechanical property specifically includes that resilience and wear-resisting property, resistance to immunity in the wrong etc., remove these property Can be outer, there are also higher shear intensity and ballistic works etc., so that electric wire is had good wear-resisting property, electric wire is not easy to wear, to prolong The service life of electric wire is grown, two stiffening plates 8 are arranged in the internal chiasma of the second wearing layer 7, and two stiffening plates 8 are wear-resisting by second Layer 7 is divided into four cavitys 9, by the way that stiffening plate 8 is arranged, electric wire core 10 is separated, is prevented between electric wire core 10 mutually It interferes, electric wire core 10 is fixedly connected on the inner wall of cavity 9, electric wire core 10 includes secondary shielding layer 15, second insulating layer 16 and conductor 17, second insulating layer 16 is fixedly connected on the inner wall of secondary shielding layer 15, is set on the inner wall of second insulating layer 16 It is equipped with conductor 17, is cooperated by secondary shielding layer 15 and second insulating layer 16, prevents from influencing each other between conductor 17, so that Electric wire occur short circuit, by wear-resisting oversheath 2, insulating outer protective cover 3, the first wearing layer 4, wear-resisting reinforcing rib 5, first screen layer 6, Second wearing layer 7, stiffening plate 8, cavity 9, electric wire core 10, the first anti-slip protrusion 11, the second anti-slip protrusion 12, secondary shielding layer 15, second insulating layer 16 and conductor 17 cooperate, so that automobile electric wire abrasion resistant effect is more satisfactory, in installation electric wire process In, it is not easy to oversheath is damaged, avoids generating security risk, prevents the generation of accident.

In use, the material of the protective case 1 in the device is polyvinyl chloride, have good wearability, can resist it is oily, sour, Alkali, bacterium, moisture and solar radiation etc., and have the effect of flame from going out and make performance, the minimum work temperature of pvc sheath Degree is subzero 40 degrees Celsius, and high temperature resistant can adequately protect electric wire up to 105 degrees Celsius, wear-resisting in the device The material of oversheath 2 is HYTREL, and the entitled Hai Cui of Chinese is a kind of thermoplastic polyester elastomers block copolymer, includes crystallization The characteristics of two kinds of structures of polybutylene terephthalate and amorphous long chain glycol, this kind of material is high mode, high anti-tear, high Wear-resisting, high resiliency plays the role of protecting electric wire, and the structure of the first wearing layer 4 in the device is metal net shaped Structure greatly enhances the whole tensile capacity of electric wire, prevents electric wire from being pullled disconnected, and the second wearing layer 7 is by thermoplastic poly ammonia What ester elastomer rubber material was constituted, its mechanical property specifically includes that resilience and wear-resisting property, resistance to immunity in the wrong etc., removes this Outside a little performances, there are also higher shear intensity and ballistic works etc., and electric wire is made to have good wear-resisting property, and electric wire is not easy to wear, from And extend the service life of electric wire.

In summary: the automobile abrasion resistant electrical wire, by wear-resisting oversheath 2, insulating outer protective cover 3, the first wearing layer 4, wear-resisting Reinforcing rib 5, first screen layer 6, the second wearing layer 7, stiffening plate 8, cavity 9, electric wire core 10, the first anti-slip protrusion 11, second Anti-slip protrusion 12, secondary shielding layer 15, second insulating layer 16 and conductor 17 cooperate, and it is wear-resisting to solve common automobile electric wire The not satisfactory problem of effect.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. automobile abrasion resistant electrical wire, including protective case (1), it is characterised in that: be fixedly connected on the inner wall of the protective case (1) resistance to It grinds oversheath (2), is fixedly connected with insulating outer protective cover (3), the insulating outer protective cover on the inner wall of the wear-resisting oversheath (2) (3) the first wearing layer (4) are filled on inner wall, first wearing layer (4) is internally provided with wear-resisting reinforcing rib (5), institute It states and is fixedly connected on the inner wall of the first wearing layer (4) first screen layer (6), filled on the inner wall of the first screen layer (6) Have the second wearing layer (7), two stiffening plates (8) are arranged in the internal chiasma of second wearing layer (7), and two stiffening plates (8) will Second wearing layer (7) is divided into four cavitys (9), is fixedly connected with electric wire core (10) on the inner wall of the cavity (9).

2. automobile abrasion resistant electrical wire according to claim 1, it is characterised in that: the surface of the insulating outer protective cover (3) is corresponding The position of wear-resisting oversheath (2) is provided with the first anti-slip protrusion (11), the outer shield of the corresponding insulation in the surface of first wearing layer (4) The position of set (3) is provided with the second anti-slip protrusion (12).

3. automobile abrasion resistant electrical wire according to claim 1, it is characterised in that: the surface of the protective case (1) is provided with card It connects block (13), the clamping block (13) is fixedly connected with pull ring (14) far from the side of protective case (1).

4. automobile abrasion resistant electrical wire according to claim 1, it is characterised in that: the electric wire core (10) includes secondary shielding Layer (15), second insulating layer (16) and conductor (17) are fixedly connected with the second insulation on the inner wall of the secondary shielding layer (15) Layer (16) is provided with conductor (17) on the inner wall of the second insulating layer (16).