Multistage connection vehicle wire harness

Abstract

The utility model relates to the technical field of vehicle wire harnesses, in particular to a multi-stage connection vehicle wire harness which comprises a protective sleeve, a plurality of wire harnesses are installed in the protective sleeve, plugs are fixedly installed at the two ends of the wire harnesses, fixing assemblies are arranged on the outer walls of the plugs, and clamping blocks are installed on the outer walls of the wire harnesses. A fixing ring is installed on the outer wall of the clamping block in a threaded mode, the protective sleeve comprises a temperature-resistant layer, a pressure-resistant layer and a phenolic resin layer, the temperature-resistant layer is arranged on the surface of the protective sleeve, the pressure-resistant layer is installed in the temperature-resistant layer, the phenolic resin layer is installed on the inner wall of the pressure-resistant layer, and the wire harness comprises an insulating layer and a wire core. An insulating layer is arranged on the surface of the wire harness, a wire core is mounted in the insulating layer, and a mounting hole is formed in one end of the plug. According to the utility model, the plug can be firmly fixed on a connector of a vehicle body during installation, and disordered wire harnesses can be fixed together after installation is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle wiring harnesses, in particular to a multi-level connection vehicle wiring harness. Background Art

[0002] The automotive electrical system is an indispensable part of the normal operation of the car. There are many automotive wiring harnesses inside the car. The automotive wiring harness is equivalent to the neural network of the car, which is used to convey various command information and telecommunication signals to keep the whole vehicle in a better control and operation state. The various electrical components are usually connected through wiring harness devices to ensure the normal operation of the vehicle.

[0003] However, when the existing wiring harness is used, when installing the wiring harness, the plug will easily fall out of the interface on the vehicle body, affecting normal use, and the wiring harness is messy after installation, which will affect the installation time when other equipment is installed. Utility Model Content

[0004] In view of this, the utility model provides a multi-level connection vehicle wiring harness, the main technical problem to be solved is: during installation, the plug can be firmly fixed on the connector of the vehicle body, and after the installation is completed, the messy wiring harness can be fixed together.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a multi-stage connection vehicle wiring harness, comprising a protective cover, a plurality of wiring harnesses are installed inside the protective cover, plugs are fixedly installed at both ends of the wiring harness, a fixing assembly is provided on the outer wall of the plug, a clamp is installed on the outer wall of the wiring harness, and a fixing ring is threadedly installed on the outer wall of the clamp.

[0006] Further: the protective cover comprises a temperature-resistant layer, a pressure-resistant layer and a phenolic resin layer; the surface of the protective cover is provided with a temperature-resistant layer, the interior of the temperature-resistant layer is provided with a pressure-resistant layer, and the inner wall of the pressure-resistant layer is provided with a phenolic resin layer.

[0007] Furthermore: the wiring harness includes an insulating layer and a wire core, the insulating layer is provided on the surface of the wiring harness, and the wire core is installed inside the insulating layer.

[0008] Furthermore: a mounting hole is provided at one end of the plug, and a plurality of jacks distributed in a rectangular shape are provided at one end of the mounting hole away from the mounting hole.

[0009] Further: the fixing component includes a fixing block, anti-slip grooves, a connecting block and a pushing block; the outer wall of the plug is fixedly connected to two symmetrically distributed fixing blocks; the outer wall of the fixing block is provided with anti-slip grooves; the end of the fixing block away from the clamping block is fixedly connected to the connecting block; the end of the connecting block away from the fixing block is fixedly connected to the pushing block; the material of the fixing block is flexible plastic.

[0010] Furthermore: the clamp block is conical in shape, a plurality of grooves distributed in an annular shape are provided inside the clamp block, and an inner wall of the fixing ring is provided with an oblique groove corresponding to the shape of the clamp block.

[0011] By means of the above technical solution, the utility model of a multi-level connection vehicle wiring harness has at least the following beneficial effects:

[0012] 1. Compared with the prior art, by setting the fixing block, anti-slip grooves, connecting block and pushing block, when installing the plug, the fixing block on the outer wall of the plug is squeezed inside the interface, and the anti-slip grooves on the outer wall of the fixing block can prevent the plug from accidentally falling off. When disassembly is required, the pushing block is clamped with fingers, and then the pushing block is pinched inward, and the fixing block is driven inward by the connecting block at the same time, so that the plug can be pulled out of the interface, so that the plug can be firmly fixed on the joint of the vehicle body, and the plug can be quickly disassembled.

[0013] 2. Compared with the prior art, by setting a clamp block, a slot, a fixing ring and an oblique groove, after the wiring harness is installed, the position of the clamp block is moved, the wiring harness is fixed together by the clamp block, and then the fixing ring is rotated by a thread. Through the oblique groove inside the fixing ring and the slot of the clamp block, when the fixing ring is fixed, the clamp block can be contracted inward to press and fix the wiring harness, so that the messy wiring harness after installation can be fixed together. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The overall view of the utility model;

[0015] Figure 2 It is a front view proposed by the utility model;

[0016] Figure 3 An exploded view of the present invention;

[0017] Figure 4 for Figure 3 Enlarged view at A in the middle;

[0018] Figure 5 for Figure 3 Enlarged view at B in the middle;

[0019] Figure 6 It is a cross-sectional view of the protective cover and the wiring harness in the utility model.

[0020] Legend:

[0021] 1. Protective cover; 101. Heat-resistant layer; 102. Pressure-resistant layer; 103. Phenolic resin layer; 2. Wire harness; 201. Insulation layer; 202. Wire core; 3. Plug; 301. Mounting hole; 302. Socket; 4. Fixing block; 401. Anti-slip groove; 402. Connecting block; 403. Pushing block; 5. Clamping block; 501. Slot; 6. Fixing ring; 601. Bevel groove. DETAILED DESCRIPTION

[0022] Reference Figure 1-6 The utility model provides a multi-level connection vehicle wiring harness: comprising a protective cover 1, a plurality of wiring harnesses 2 are installed inside the protective cover 1, plugs 3 are fixedly installed at both ends of the wiring harness 2, a fixing component is arranged on the outer wall of the plug 3, a clamping block 5 is installed on the outer wall of the wiring harness 2, and a fixing ring 6 is threadedly installed on the outer wall of the clamping block 5.

[0023] When in use, the wiring harness 2 is installed in the interface on the vehicle body through the plug 3. The plug 3 can be fixed in the interface through the fixing assembly, and then multiple wiring harnesses 2 can be fixed together through the clamp block 5 and the fixing ring 6 to prevent the wiring harness 2 from being messy and affecting the installation of other equipment.

[0024] The protective cover 1 includes a temperature-resistant layer 101, a pressure-resistant layer 102 and a phenolic resin layer 103. The surface of the protective cover 1 is provided with the temperature-resistant layer 101, the interior of the temperature-resistant layer 101 is provided with the pressure-resistant layer 102, and the inner wall of the pressure-resistant layer 102 is provided with the phenolic resin layer 103. When in use, the temperature-resistant layer 101 can prevent the high temperature in the vehicle from affecting the service life of the equipment, the pressure-resistant layer 102 can protect the internal wiring harness 2 when there are heavy objects on the top of the equipment, and the phenolic resin layer 103 can play an insulating role.

[0025] The wiring harness 2 includes an insulating layer 201 and a wire core 202. The insulating layer 201 is provided on the surface of the wiring harness 2, and the wire core 202 is installed inside the insulating layer 201. When in use, the insulating layer 201 can prevent the wiring harness 2 from contacting the conductor and causing a short circuit, and the wire core 202 can transmit current or electrical signals.

[0026] One end of the plug 3 is provided with a mounting hole 301, and one end of the mounting hole 301 away from the mounting hole 301 is provided with a plurality of rectangularly distributed jacks 302. When in use, the wiring harness 2 can be installed in the plug 3 through the mounting hole 301, and during installation, the jacks 302 can receive or transmit current or electrical signals.

[0027] The fixing assembly includes a fixing block 4, an anti-slip pattern 401, a connecting block 402 and a pushing block 403. The outer wall of the plug 3 is fixedly connected to two symmetrically distributed fixing blocks 4. The outer wall of the fixing block 4 is provided with an anti-slip pattern 401. The end of the fixing block 4 away from the clamping block 5 is fixedly connected to the connecting block 402. The end of the connecting block 402 away from the fixing block 4 is fixedly connected to the pushing block 403. The fixing block 4 is made of flexible plastic. When installing the plug 3, the fixing block 4 on the outer wall of the plug 3 is squeezed inside the interface. The anti-slip pattern 401 on the outer wall of the fixing block 4 can prevent the plug 3 from accidentally falling off. When disassembly is required, the pushing block 403 is clamped with fingers, and then the pushing block 403 is pinched inwardly. At the same time, the fixing block 4 is driven to move inward by the connecting block 402, so that the plug 3 can be pulled out of the interface.

[0028] The shape of the clamp block 5 is conical, and a plurality of grooves 501 distributed in a ring shape are provided inside the clamp block 5. The inner wall of the fixing ring 6 is provided with an oblique groove 601 corresponding to the shape of the clamp block 5. After several wiring harnesses 2 are installed, the position of the clamp block 5 is moved, and the wiring harnesses 2 are fixed together by the clamp block 5. Then, the fixing ring 6 is rotated by threading. Through the oblique groove 601 inside the fixing ring 6 and the groove 501 of the clamp block 5, when the fixing ring 6 is fixed, the clamp block 5 can be contracted inward to press and fix the wiring harness 2 to prevent the wiring harness 2 from being messy and affecting the installation of other equipment.

[0029] Working principle: When in use, install the wiring harness 2 in the interface on the vehicle body through the plug 3 at one end. During installation, the fixing block 4 on the outer wall of the plug 3 is squeezed inside the interface, and the anti-slip pattern 401 on the outer wall of the fixing block 4 can prevent the plug 3 from falling accidentally. After several wiring harnesses 2 are installed, move the position of the clamping block 5, fix the wiring harness 2 together through the clamping block 5, and then rotate the fixing ring 6 through the thread. Through the inclined groove 601 inside the fixing ring 6 and the slot 501 of the clamping block 5, when the fixing ring 6 is fixed, the clamping block 5 can be contracted inward to press and fix the wiring harness 2 to prevent the wiring harness 2 from being messy and affecting the installation of other equipment. When the plug 3 needs to be removed, hold the push block 403 with your fingers, and then pinch the push block 403 inward, and at the same time drive the fixing block 4 to move inward through the connecting block 402, so that the plug 3 can be pulled out of the interface.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-level connection vehicle wiring harness, comprising a protective cover (1), characterized in that: A plurality of wiring harnesses (2) are installed inside the protective cover (1), plugs (3) are fixedly installed at both ends of the wiring harness (2), a fixing assembly is provided on the outer wall of the plug (3), a clamping block (5) is installed on the outer wall of the wiring harness (2), and a fixing ring (6) is threadedly installed on the outer wall of the clamping block (5).

2. A multi-level connection vehicle wiring harness according to claim 1, characterized in that: The protective cover (1) comprises a temperature-resistant layer (101), a pressure-resistant layer (102) and a phenolic resin layer (103); the temperature-resistant layer (101) is arranged on the surface of the protective cover (1), the pressure-resistant layer (102) is installed inside the temperature-resistant layer (101), and the phenolic resin layer (103) is installed on the inner wall of the pressure-resistant layer (102).

3. The multi-level connection vehicle wiring harness according to claim 1, characterized in that: The wire harness (2) comprises an insulating layer (201) and a wire core (202); the insulating layer (201) is arranged on the surface of the wire harness (2), and the wire core (202) is installed inside the insulating layer (201).

4. The multi-level connection vehicle wiring harness according to claim 1, characterized in that: A mounting hole (301) is provided at one end of the plug (3), and a plurality of plug holes (302) distributed in a rectangular shape are provided at one end of the mounting hole (301) away from the mounting hole (301).

5. The multi-level connection vehicle wiring harness according to claim 1, characterized in that: The fixing assembly comprises a fixing block (4), an anti-skid pattern (401), a connecting block (402) and a pushing block (403); the outer wall of the plug (3) is fixedly connected to two symmetrically distributed fixing blocks (4); the outer wall of the fixing block (4) is provided with an anti-skid pattern (401); one end of the fixing block (4) away from the clamping block (5) is fixedly connected to the connecting block (402); one end of the connecting block (402) away from the fixing block (4) is fixedly connected to the pushing block (403); and the fixing block (4) is made of bendable plastic.

6. The multi-level connection vehicle wiring harness according to claim 1, characterized in that: The clamp block (5) is conical in shape, and a plurality of annularly distributed grooves (501) are provided inside the clamp block (5). The inner wall of the fixing ring (6) is provided with an oblique groove (601) corresponding to the outer shape of the clamp block (5).

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