CN216958576U

CN216958576U - Modular wire harness assembly

Info

Publication number: CN216958576U
Application number: CN202123321409.8U
Authority: CN
Inventors: 胡盖世; 蔡宜岑; 蔡淑乔
Original assignee: Shenzhen Xiduoli Precision Industry Co ltd
Current assignee: Shenzhen Xiduoli Precision Industry Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-12
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a modular wiring harness assembly which comprises a plurality of cables and terminals arranged at two ends of the cables, wherein the cables are arranged in parallel, an identification area is arranged in the middle of each cable, a protection block is arranged at the connecting part of each cable and each terminal, the modular wiring harness assembly further comprises a transfer line, and adjacent cables are connected through the transfer line. One end of the terminal extending out of the protection block is provided with 2 extension parts, one end of the terminal connected to the cable is provided with 2 crimping parts, and the height of each crimping part is lower than that of each extension part. According to the modular wire harness assembly, the plurality of cables cannot be wound and contacted, and short circuit caused by damage of the surface skin cannot occur.

Description

Modular wire harness assembly

Technical Field

The utility model belongs to the technical field of wire harnesses, and particularly relates to a modular wire harness assembly.

Background

The wire harness is a component in which a contact terminal (connector) punched from a copper material is crimped with an electric wire and cable, and then an insulator is molded or a metal case is added to the exterior of the contact terminal, so that a connection circuit is formed by bundling the contact terminal and the cable with the wire harness. The wire harness industry chain comprises the industries of electric wire and cable, connectors, processing equipment, wire harness manufacturing and downstream application, and the wire harness is widely applied and can be used in the aspects of automobiles, household appliances, computers, communication equipment, various electronic instruments and meters and the like.

At present, in an automobile wire harness system, the wire harnesses are easy to wind, and the surface of the wire harness is easy to be damaged due to extrusion before the wire harness is short-circuited.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a modular wire harness assembly, a plurality of cables cannot be wound and contacted, and short circuit caused by skin breakage cannot occur.

The technical scheme adopted by the utility model for solving the technical problem is as follows:

the utility model provides a modularization pencil subassembly, includes many cables and sets up the terminal at cable both ends, many cables are placed in parallel, the middle part of cable is provided with the identification area, the connecting portion of cable and terminal are provided with the protection piece, modularization pencil subassembly still includes the transfer line, adjacent cable passes through the transfer line and connects.

Furthermore, one end of the terminal extending out of the protection block is provided with 2 extension parts, one end of the terminal connected to the cable is provided with 2 crimping parts, and the height of each crimping part is lower than that of each extension part;

furthermore, two ends of the transfer line are respectively connected to the adjacent protection blocks, so that the adjacent cables or the cables are not easy to wind;

further, the cable includes that the cover of plastics material is glued and set up the heart yearn in the cover is glued, conveniently carries out the cladding to the heart yearn.

Furthermore, the protection block is provided with a positioning strip, so that the injection molding positioning of the transfer line is facilitated.

Furthermore, the number of the cables is more than or equal to 4, and 4-8 cables are generally selected to form a wiring harness assembly (system).

The utility model has the beneficial effects that:

according to the modular wire harness assembly, the structure of the terminal is optimized, the terminal has good mechanical performance and electrical performance, and connection and conduction can be well carried out; and through the setting of transfer line, reduced direct contact between cable and the cable, can not cause the wearing and tearing of cable epidermis, and then the phenomenon of breaking circuit takes place.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a single cable connecting terminal according to the present invention;

FIG. 3 is a schematic view of the structure of the terminal of the present invention;

FIG. 4 is a schematic illustration of the injection molding process of the present invention;

FIG. 5 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

1. a cable; 2. a terminal; 3. a protection block; 4. a transfer line; 5. a mold; 11. an identification area; 12. sleeving glue; 13. a core wire; 21. an extension part; 22. a crimping part; 31. and a positioning strip.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. All technical characteristics in the utility model can be interactively combined on the premise of not conflicting with each other.

Example 1

Referring to fig. 1-5, a modular wire harness assembly includes a plurality of cables 1 and terminals 2 disposed at two ends of the cables 1, the cables 1 are disposed in parallel, a mark area 11 is disposed in the middle of the cables 1, and the purpose of the cables 1 can be indicated in the mark area 11 for easy identification; the connecting portion of cable 1 and terminal 2 is provided with protection piece 3, protection piece 3 is the plastics material modularization pencil subassembly still includes transfer line 4, adjacent cable 1 is connected through transfer line 4.

In the utility model, one end of the terminal 2 extending out of the protection block 3 is provided with 2 extending parts 21, one end of the terminal 2 connected to the cable 1 is provided with 2 crimping parts 22, and the height of the crimping parts 22 is lower than that of the extending parts 21; the height of the extension part 21 is a little lower at one height close to the cable 1 and a little higher at one height far away from the cable 1; the height of the crimping part 22 is a little lower at a height close to the cable 1 and a little higher at a height far away from the cable 1; specifically, in order to obtain good mechanical and electrical properties of crimping, the structure of the terminal 2 is designed specifically. The crimping of the terminal 2 is functionally differentiated, mainly to obtain good mechanical tensile strength on the side close to the wire, and to obtain good electrical performance on the side close to the contact of the terminal 2. In connection with the crimping principle of the terminal 2, since the optimum point of the mechanical performance is earlier than the optimum point of the electrical performance, the height of the rear end (crimping part 22) of the terminal 2, which is mainly the mechanical performance, is designed to be low, and the height of the front end (extending part 21) is designed to be high, so that the mechanical performance and the electrical performance of the crimping of the whole terminal 2 are well balanced. Therefore, the terminal 2 has better crimping mechanical property and electrical property.

In the utility model, two ends of the transit line 4 are respectively connected to the adjacent protection blocks 3; specifically, between two cables 1, go up respectively on the protection piece 3 at both ends and connect transfer line 4, through the setting of transfer line 4, can not take place to twine between cable 1 and the cable 1, and cable 1 itself can not take place to twine yet, facilitates the use.

In the present invention, the cable 1 includes a rubber 12 made of plastic and a core 13 disposed in the rubber 12. Specifically, the materials of the protection block 3, the cable 1 and the transfer line 4 mainly can be PA6, PA66, ABS, PBT, pp, etc. Flame-retardant or reinforced materials can be added into the plastic according to actual conditions so as to achieve the purposes of reinforcement or flame retardance, such as adding glass fiber reinforcement and the like.

In the utility model, the positioning strip 31 is arranged on the protection block 3, so that the injection molding positioning of the transit line 4 is facilitated.

In the utility model, the number of the cables 1 is more than or equal to 4, and 4-8 cables are generally selected to form a wiring harness assembly (system).

According to the modular wire harness assembly, during specific injection molding, the core wire 13 and the terminal 2 are placed in the mold 5 for injection molding (the protection block 3), positioning is carried out through the positioning strip 31 reserved on the mold 5, and then the transfer wire 4 is formed through injection molding, so that the operation and production can be facilitated, and a plurality of wire harnesses can be obtained.

When the modular wire harness assembly is used, the terminal 2 is connected to external equipment, and the structure of the terminal 2 is optimized, so that the terminal 2 has good mechanical property and electrical property, and can be connected and conducted well; and through the setting of transfer line 4, reduced direct contact between cable 1 and the cable 1, can not cause the wearing and tearing of cable 1 epidermis, and then the phenomenon of breaking circuit takes place.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A modular wire harness assembly characterized by: the cable comprises a plurality of cables (1) and terminals (2) arranged at two ends of the cables (1), wherein the cables (1) are arranged in parallel, an identification area (11) is arranged in the middle of each cable (1), and a protective block (3) is arranged at the connecting part of each cable (1) and each terminal (2);

the modularized wire harness assembly further comprises a transfer line (4), and the adjacent cables (1) are connected through the transfer line (4).

2. A modular wire harness assembly according to claim 1, wherein: one end of the terminal (2) extending out of the protection block (3) is provided with 2 extending parts (21), one end of the terminal (2) connected to the cable (1) is provided with 2 crimping parts (22), and the height of each crimping part (22) is lower than that of each extending part (21).

3. A modular wire harness assembly according to claim 1, wherein: and two ends of the transit line (4) are respectively connected to the adjacent protection blocks (3).

4. The modular wire harness assembly of claim 1, wherein: the cable (1) comprises a rubber sleeve (12) made of a plastic material and a core wire (13) arranged in the rubber sleeve (12).

5. A modular wire harness assembly according to claim 1, wherein: be provided with location strip (31) on protection piece (3), make things convenient for the location of moulding plastics of transfer line (4).

6. A modular wire harness assembly according to claim 1, wherein: the number of the cables (1) is more than or equal to 4.