Acid and alkali corrosion resistant vehicle wire harness

Abstract

The utility model discloses an acid and alkali corrosion resistant vehicle wire harness, and particularly relates to the technical field of wire harnesses, the acid and alkali corrosion resistant vehicle wire harness comprises a protective sleeve, and a protective assembly is installed in the protective sleeve; the protective sleeve comprises a plurality of protective strips, fixing rods are arranged between the protective strips, a first rubber ring is arranged on the inner side of the protective sleeve, a plurality of first supporting columns are installed in the first rubber ring, and a plurality of first clamping grooves are formed in the inner side of the first rubber ring. Compared with the prior art, by arranging the protection assembly, good protection can be carried out in the protection sleeve by using the plurality of protection strips and the fixing rods, and the outer sides of the plurality of wire harness bodies can be wrapped and protected by using the first rubber ring and the second rubber ring, so that the wire harnesses can be effectively wrapped and fixed, and wires are prevented from being exposed; and meanwhile, the abrasion, aging and breakage of the wire harness caused by the external environment can be reduced, so that the service life of the wire harness is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wiring harness, more specifically, the utility model relates to an acid and alkali erosion resistant vehicle wiring harness. BACKGROUND

[0002] The vehicle wiring harness is a component that forms a connection circuit by bundling a contact terminal (connector) made of copper material and a wire cable after pressure bonding, and then adding an insulator or a metal shell.

[0003] In a vehicle, some components need to be connected by a wiring harness. When the distance between the components is large, the wiring harness will be partially suspended, and the suspended wiring harness is prone to interfere with other components in the vehicle, resulting in a messy layout in the vehicle.

[0004] Through the search, the patent with the application number CN202221690308.X discloses a wiring harness support and a vehicle. By setting a guide channel extending longitudinally along the first direction on the side of the guide piece, and limiting the wiring harness in the guide channel through at least two limiting components spaced apart along the first direction, the wiring harness can be limited according to the extension direction of the guide piece, thereby avoiding interference between the wiring harness and other surrounding components, and keeping the layout in the vehicle neat.

[0005] The above-mentioned wiring harness support and vehicle are prone to be disturbed by the external environment during actual use, which makes the wiring harness prone to wear, corrosion and breakage, resulting in a decline in the performance of the electrical system and reducing the service life of the wiring harness, thereby affecting the normal operation of the electrical system. UTILITY MODEL CONTENTS

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides an acid and alkali erosion resistant vehicle wiring harness to solve the problems raised in the above-mentioned background art.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] An acid and alkali erosion resistant vehicle wiring harness comprises a protective sleeve, and a protective assembly is installed inside the protective sleeve.

[0009] The protective assembly comprises a plurality of protective strips, and a fixing rod is arranged between the plurality of protective strips. A first rubber ring is arranged on the inner side of the protective sleeve, a plurality of first supporting columns are installed inside the first rubber ring, a plurality of first clamping grooves are formed on the inner side of the first rubber ring, a wiring harness body is arranged inside each of the first clamping grooves, a second rubber ring is arranged inside the first rubber ring, a plurality of second clamping grooves are arranged on the outer side of the second rubber ring, and a second supporting column is installed on the inner side of the second rubber ring.

[0010] By adopting the technical scheme, the plurality of protective strips are installed inside the protective sleeve, the plurality of fixing rods are installed between the protective strips, the first rubber ring is installed inside the protective sleeve, the plurality of first supporting columns are installed inside the first rubber ring, the plurality of first clamping grooves are formed in the inner side of the first rubber ring, the second rubber ring is installed inside the first rubber ring, the plurality of second clamping grooves are formed in the outer side of the second rubber ring, the plurality of wire harness bodies are installed between the first clamping grooves and the second clamping grooves, and the second supporting column is installed inside the second rubber ring.

[0011] As a further description of the above technical scheme, the protective sleeve is provided with a connecting sleeve at one end, and the connecting sleeve is provided with a wire harness port at one end.

[0012] By adopting the technical scheme, the connecting sleeve is fixedly connected with the outer side of one end of the protective sleeve, and the wire harness port is installed at one end of the connecting sleeve.

[0013] As a further description of the above technical scheme, the outer side of the protective sleeve is provided with a first insulating layer, and the outer side of the first insulating layer is provided with a second insulating layer.

[0014] By adopting the technical scheme, the material of the first insulating layer is polyvinyl chloride, and the material of the second insulating layer is cross-linked polyethylene.

[0015] As a further description of the above technical scheme, the outer side of the second insulating layer is provided with a first corrosion-resistant layer, and the outer side of the first corrosion-resistant layer is provided with a second corrosion-resistant layer.

[0016] By adopting the technical scheme, the material of the first corrosion-resistant layer is epoxy resin, and the material of the second corrosion-resistant layer is polyurethane.

[0017] As a further description of the above technical scheme, the outer side of the second corrosion-resistant layer is provided with a fireproof layer.

[0018] By adopting the technical scheme, the material of the fireproof layer is flame-retardant polyvinyl chloride.

[0019] As a further description of the above technical scheme, the top of each of the plurality of protective strips is adhesively fixed to the inner side of the protective sleeve, and the plurality of first supporting columns are arranged in a ring array inside the first rubber ring.

[0020] By adopting the technical scheme, the inner side of the protective sleeve is adhesively fixed to the top of each of the plurality of protective strips, and the plurality of first supporting columns are arranged in a ring array inside the first rubber ring.

[0021] As a further description of the above technical scheme, the material of the first insulating layer is polyvinyl chloride, and the material of the second insulating layer is cross-linked polyethylene.

[0022] By adopting the technical scheme, the material of the first insulating layer is polyvinyl chloride, and the material of the second insulating layer is cross-linked polyethylene.

[0023] The technical effects and advantages of the utility model are as follows:

[0024] 1. By setting up the protection assembly, compared with prior art, utilize a plurality of protection strips and fixed rod can be in the protection sleeve inside good protection, re utilize first rubber ring and second rubber ring can be wrapped and protected to a plurality of wire harness body outside, can effectively wrap and fixed wire harness, prevent the electric wire bare, reduce the risk of electric leakage accident, can reduce the wire harness abrasion, aging and fracture caused by external environment simultaneously, thereby prolong the service life of wire harness;

[0025] 2. By setting up first insulating layer, second insulating layer, first anticorrosive layer, second anticorrosive layer and fireproof layer, compared with prior art, fireproof layer can effectively prevent the spread of fire in a plurality of wire harness, first anticorrosive layer and second anticorrosive layer can protect wire harness from chemical corrosion and electrochemical corrosion, thereby improve the durability of wire harness, protection sleeve and first insulating layer can ensure that the wire in wire harness and wire and metal parts maintain the insulation state, prevent the short circuit and electric leakage phenomenon. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is the overall structure schematic diagram of the utility model.

[0027] Figure 2 It is the local structure diagram of the connecting sleeve connecting place of the utility model.

[0028] Figure 3 It is the local structure diagram of the wire harness port connecting place of the utility model.

[0029] Figure 4 It is the rubber pad structure schematic diagram of the utility model.

[0030] Figure 5 It is the fixed ring structure schematic diagram of the utility model.

[0031] Figure 6 It is the Figure 1 It is the local structure schematic diagram of A part of the utility model.

[0032] The figure mark is: 1, protection sleeve;2, protection strip;3, fixed rod;4, first rubber ring;5, first support column;6, first clamping groove;7, wire harness body;8, second rubber ring;9, second clamping groove;10, second support column;11, connecting sleeve;12, wire harness port;13, first insulating layer;14, second insulating layer;15, first anticorrosive layer;16, second anticorrosive layer;17, fireproof layer. DETAILED DESCRIPTION

[0033] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0034] The application discloses an acid and alkali erosion resistant vehicle wire harness, which comprises a protective sleeve 1, and a protection assembly is arranged in the protective sleeve 1.

[0035] The protection comprises a plurality of protection strips 2, a fixing rod 3 is arranged between the plurality of protection strips 2, a first rubber ring 4 is arranged on the inner side of the protective sleeve 1, a plurality of first supporting columns 5 are arranged in the first rubber ring 4, a plurality of first clamping grooves 6 are formed in the inner side of the first rubber ring 4, a wire harness body 7 is arranged in the inner side of each of the plurality of first clamping grooves 6, a second rubber ring 8 is arranged in the first rubber ring 4, a plurality of second clamping grooves 9 are arranged on the outer side of the second rubber ring 8, and a second supporting column 10 is arranged on the inner side of the second rubber ring 8.

[0036] Referring to Figure 3 As shown in the figure, one end of the protective sleeve 1 is provided with a connecting sleeve 11, and one end of the connecting sleeve 11 is provided with a wire harness port 12.

[0037] Referring to Figure 6As shown, the protective sleeve 1 is provided with a first insulating layer 13, the first insulating layer 13 is provided with a second insulating layer 14, the second insulating layer 14 is provided with a first corrosion prevention layer 15, the first corrosion prevention layer 15 is provided with a second corrosion prevention layer 16, the second corrosion prevention layer 16 is provided with a fireproof layer 17, the fireproof layer 17 can effectively prevent the spread of fire in the wire harness body 7, reduce the risk of vehicle fire, the first corrosion prevention layer 15 and the second corrosion prevention layer 16 can prevent the wire harness body 7 from being eroded by corrosive media in the external environment, ensure the stability and reliability of the wire harness body 7, the protective sleeve and the first insulating layer 13 prevent the current in the wire harness body 7 from directly contacting the outside, and ensure the safe transmission of the current in the wire harness body 7.

[0038] The utility model discloses a kind of acid and alkali erosion-resistant vehicle wire harness, specific structure is as attached Figures 1-6 As shown, in the technical solution, when the protective sleeve 1 is impacted and damaged, the first rubber ring 4 and the second rubber ring 8 can protect the wire harness body 7 outside, effectively prevent external impact from causing extrusion to the wire harness body 7, so that the multiple wire harness bodies 7 can maintain a stable state inside the protective sleeve 1, and the multiple protective strips 2 can support inside the protective sleeve 1, effectively prevent the external environment from causing damage to the multiple wire harness bodies 7, and the second support column 10 and the multiple first support columns 5 can support inside the protective sleeve 1, so that the protective sleeve 1 has good supportability, and the protective sleeve 1 is plastic, which is conducive to storing the protective sleeve 1, the fireproof layer 17 can effectively prevent the flame from burning the wire harness body 7, the second corrosion prevention layer 16 and the first corrosion prevention layer 15 can effectively prevent the wire harness body 7 from being corroded by corrosive media in the external environment, and the first insulating layer 13 and the second insulating layer 14 can effectively prevent the wire harness body 7 from being abraded by external factors.

[0039] In the drawings of the utility model, only the structures related to the embodiments of the utility model are involved, other structures can be referred to the usual design, and in the case of no conflict, the same embodiments and different embodiments of the utility model can be combined with each other.

[0040] The contents not described in detail in the specification are all prior art known by those skilled in the art, and the model parameters of each electric appliance are not specifically limited, and can be determined by using conventional equipment, and the electric appliance control elements not mentioned in the technical solution belong to prior art, so they are not shown in the drawings, and will not be described here.

[0041] Finally: the above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, and any modification, equivalent replacement, improvement and the like made in the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. Acid and alkali resistant vehicle wiring harness comprising a protective sleeve (1), characterized in that: The protective sleeve (1) is internally provided with a protection assembly; The protection includes a plurality of protection strips (2), and a fixing rod (3) is arranged between the plurality of protection strips (2); the inside of the protective sleeve (1) is provided with a first rubber ring (4), a plurality of first supporting columns (5) are arranged in the first rubber ring (4), a plurality of first clamping grooves (6) are formed in the inside of the first rubber ring (4), a wire harness body (7) is arranged in the inside of each of the first clamping grooves (6), a second rubber ring (8) is arranged in the inside of the first rubber ring (4), a plurality of second clamping grooves (9) are arranged on the outside of the second rubber ring (8), and a second supporting column (10) is arranged in the inside of the second rubber ring (8).

2. The acid and base resistant vehicle wire harness of claim 1, wherein: One end of the protective sleeve (1) is provided with a connecting sleeve (11), and one end of the connecting sleeve (11) is provided with a wire harness port (12).

3. The acid and base resistant vehicle wire harness of claim 1, wherein: The outside of the protective sleeve (1) is provided with a first insulation layer (13), and the outside of the first insulation layer (13) is provided with a second insulation layer (14).

4. The acid and base resistant vehicle wire harness of claim 3, wherein: The outside of the second insulation layer (14) is provided with a first anticorrosion layer (15), and the outside of the first anticorrosion layer (15) is provided with a second anticorrosion layer (16).

5. The acid and base resistant vehicle wire harness of claim 4, wherein: The outside of the second anticorrosion layer (16) is provided with a fireproof layer (17).

6. The acid and base resistant vehicle wire harness of claim 1, wherein: The top of each of the plurality of protection strips (2) is adhesively fixed to the inside of the protective sleeve (1), and the plurality of first supporting columns (5) are arranged in an annular array in the inside of the first rubber ring (4).

7. The acid and base resistant vehicle wire harness of claim 3, wherein: The material of the first insulation layer (13) is polyvinyl chloride, and the material of the second insulation layer (14) is cross-linked polyethylene.

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