Wire harness welding spot distribution system

Abstract

The utility model discloses a wire harness welding spot distribution system, which comprises a shell, at least one switching piece and a plurality of electric connecting pieces connected with the switching piece, the switching piece comprises a fixing part and a plurality of inserting parts which are electrically connected with each other, the inserting parts are sequentially arranged at intervals and are respectively connected with the fixing part, and the electric connecting pieces are connected with the fixing part. A mounting cavity is formed in the shell, and at least part of the electric connecting piece and at least part of the inserting part are arranged in the mounting cavity and are correspondingly and correspondingly connected in an inserting manner. A traditional welding spot manufacturing process is converted into a connector plugging mode, the process is simple, adjustment is convenient, the effect that the welding spots are universal is achieved through modular design, welding spot combination is flexible, the function is reliable, and the process is simple.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical connection, and more specifically to a wire harness welding point distribution system. Background Art

[0002] Traditional wiring harness solder joints are usually connected together by welding or cold pressing, which requires relevant welding equipment and heat shrink equipment for production. The relevant solder joints are buried in the trunk or branches of the wiring harness. However, this traditional method involves cumbersome processes, and the branches of the finished wiring harness have poor flexibility and are prone to damage, resulting in risks such as short circuits.

[0003] Therefore, a new structure is needed to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a wire harness welding point distribution system, comprising a housing, at least one adapter and a plurality of electrical connectors connected to the adapter.

[0005] The adapter sheet includes a fixing portion and a plurality of plug-in portions that are electrically connected to each other, wherein the plurality of plug-in portions are sequentially arranged at intervals and are respectively connected to the fixing portion.

[0006] An installation cavity is provided in the shell, and at least part of the electrical connector and at least part of the plug-in portion are arranged in the installation cavity and are respectively corresponding to the plug-in connection.

[0007] Optionally, there are multiple adapter plates, and the multiple adapter plates are plug-connected to different electrical connectors respectively.

[0008] Optionally, at least part of the outer peripheral surface of the fixing portion and the plug-in portion is covered with a plastic shell made of insulating material.

[0009] Optionally, the fixing portion and the plug-in portion are integrally formed.

[0010] Optionally, at least one pair of clamping arms is provided on the periphery of the plastic shell, and a joint portion clamped with the clamping arms is provided inside the shell, and after the plug-in portion and the electrical connector are plugged together, the clamping arms and the joint portion are clamped in cooperation.

[0011] Optionally, at least one clamping protrusion is provided on one of the clamping arm and the engaging portion, and at least one clamping recess is provided on the other, and the clamping protrusions correspond to and are clamped with the clamping recesses one by one.

[0012] Optionally, a plurality of plug-in cavities are provided in the shell, the terminals are snap-fitted and installed in the plug-in cavities, and the spacing between the centers of the terminals is equal to the spacing between the centers of the plug-in parts.

[0013] Optionally, an upper cover is further included, the upper cover closes the opening of the installation cavity and covers the adapter plate, and the upper cover is buckled and connected to the shell.

[0014] Optionally, the upper cover is buckled with the shell, and a sealing ring is provided between the upper cover and the shell.

[0015] Optionally, at least one back buckle is provided on the shell for fixing the wire harness welding point distribution system.

[0016] The utility model also has the following technical effects:

[0017] This product transforms the traditional solder joint production process into a connector plug-in method, with simple process and convenient adjustment. Through modular design, it achieves the universal effect of solder joints, flexible solder joint combination, reliable function, simple process, fixed in-vehicle wiring layout and more concise and beautiful.

[0018] Other features and advantages of the present invention will become apparent from the following detailed description of exemplary embodiments of the present invention with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the present invention and, together with the description, serve to explain the principles of the present invention.

[0020] Figure 1 It is a structural schematic diagram of the wiring harness welding point distribution system structure of the utility model;

[0021] Figure 2 for Figure 1 The schematic cross-section diagram along line AA;

[0022] Figure 3 for Figure 1 Schematic diagram of the cross section along the CC line;

[0023] Figure 4 This is a schematic diagram of the structure of the adapter and the plastic shell of the utility model;

[0024] Figure 5 for Figure 4 The schematic cross-section diagram along line BB;

[0025] Figure 6 for Figure 4 A top view of

[0026] Figure 7 for Figure 1 Schematic diagram of the solder joint structure connecting the center wiring harness and the adapter.

[0027] The following are marked in the figure:

[0028] 1. Shell; 2. Adapter; 3. Electrical connector; 4. Plastic shell; 5. Upper cover; 6. Sealing ring; 7. Back buckle;

[0029] 11. Installation cavity; 12. Joint portion; 21. Fixing portion; 22. Insertion portion; 41. Snap-fit ​​arm; 411. Snap-fit ​​groove; 121. Snap-fit ​​protrusion; 31. Wire; 32. Terminal; 2-1. First welding point; 2-2. Second welding point; 2-3. Third welding point. DETAILED DESCRIPTION

[0030] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that unless otherwise specifically stated, the relative arrangements of components and steps, numerical expressions and numerical values ​​set forth in these embodiments do not limit the scope of the present invention.

[0031] The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the present invention, its application, or uses.

[0032] Technologies, methods, and equipment known to ordinary technicians in the relevant art may not be discussed in detail, but where appropriate, the technologies, methods, and equipment should be considered as part of the specification.

[0033] In all examples shown and discussed herein, any specific values ​​should be interpreted as merely exemplary and not limiting. Therefore, other examples of the exemplary embodiments may have different values.

[0034] like Figure 1-Figure 7 The wire 31 solder point distribution system shown in the figure comprises a housing 1, at least one adapter plate 2 and a plurality of electrical connectors 3 electrically connected to the adapter plate 2.

[0035] The adapter 2 includes a fixing portion 21 and a plurality of plug-in portions 22 that are electrically connected to each other. The plurality of plug-in portions 22 are arranged in sequence and are connected to the fixing portion 21 respectively. The fixing portion 21 and the plurality of plug-in portions 22 can be connected by welding or integrally formed.

[0036] The housing 1 is provided with an installation cavity 11 , and at least a portion of the electrical connector 3 and at least a portion of the plug-in portion 22 are disposed in the installation cavity 11 for corresponding plug-in connections.

[0037] The electrical connector 3 includes a terminal 32 and a wire 31 . The terminal 32 is electrically connected to the adapter 2 , and the wire 31 is electrically connected to the electrical device. The wire 31 and the terminal 32 are connected by plugging or welding.

[0038] In a specific implementation, a fixing device is provided on the inner wall of the housing 1 to fix the electrical connector 3 inside the installation cavity 11 .

[0039] like Figure 4 As shown, it is a schematic diagram of the structure of an adapter 2, the adapter has four plug-in parts 22, one end of the four plug-in pieces is electrically connected to the fixing part 21 respectively, and the other end is electrically connected to the electrical connector 3 to form a welding point together.

[0040] like Figure 1 and Figure 7 As shown, it is a schematic diagram of the structure in which three adapter plates 2 are arranged side by side in the shell 1, and each adapter plate 2 is electrically connected to a different electrical connector 3, and forms a first welding point 2-1, a second welding point 2-2 and a third welding point 2-3 respectively. According to the actual usage, each welding point can be connected to a different number of wires 31. The wire numbers 31-1 to 31-4 shown in the figure represent the branch wires 31 connected to the first welding point 2-1, the wire numbers 31-5 to 31-7 represent the wires 31 connected to the second welding point 2-2, and the wire numbers 31-8 to 31-14 represent the wires 31 connected to the third welding point 2-3. After each wire 31 is connected to the corresponding terminal 32, it is plugged into the corresponding plug-in portion 22 of the adapter plate 2.

[0041] The present invention utilizes a solution in which at least part of the electrical connector 3 and the adapter 2 are arranged in the connector housing 1, converting the traditional solder joint manufacturing process into a connector plug-in method. The process is simple and the adjustment is convenient. Through modular design, the universal effect of solder joints is achieved. The solder joint combination is flexible, the function is reliable, the process is simple, and the in-vehicle wiring layout is fixed and more concise and beautiful.

[0042] In the product constructed by this solution, different wires 31 use the same welding point, and there is no interference between the wires 31, which has better flexibility.

[0043] Furthermore, if Figure 2 and Figure 3 As shown, in order to further ensure the stability of the connection, a plurality of plug-in cavities are provided in the shell 1, and different terminals 32 are respectively snap-fitted and installed in different plug-in cavities. At least one pair of snap-fit ​​arms 41 are provided on the periphery of the plastic shell 4, and a joint portion 12 snap-fitted with the snap-fit ​​arms 41 is provided inside the shell 1. After the plug-in portion 22 is plugged into the terminal 32, the snap-fit ​​arms 41 are snap-fitted with the joint portion 12.

[0044] like Figure 2 and Figure 5 As shown, at least one clamping protrusion 121 is provided on one of the clamping arm 41 and the engaging portion 12 , and at least one clamping groove 411 is provided on the other, and the clamping protrusion 121 corresponds to and is clamped with the clamping groove 411 one by one.

[0045] Furthermore, in order to ensure better cooperation between the terminals 32 and the plug-in parts 22 and to ensure the stability of the electrical connection, the spacing between the centers of the terminals 32 is equal to the spacing between the centers of the plug-in parts 22 .

[0046] In one embodiment, at least part of the outer peripheral surface of the fixing portion 21 and the plug portion 22 is covered with a plastic shell 4 of insulating material. This solution can ensure that the solder joints connecting the adapter 2 and the terminal 32 are not easily damaged and can effectively reduce the risk of short circuit.

[0047] like Figure 2 and Figure 3 As shown, it also includes an upper cover 5, which closes the opening of the installation cavity 11 and covers the adapter plate 2, and the upper cover 5 is buckled and connected to the shell 1.

[0048] Furthermore, the upper cover 5 is buckled with the housing 1 , and in order to ensure sealing and safety, a sealing ring 6 is provided between the upper cover 5 and the housing 1 .

[0049] like Figure 2 As shown, at least one back buckle 7 is provided on the housing 1 for fixing the wiring harness welding point distribution system.

[0050] Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the present invention. It should be understood by those skilled in the art that the above embodiments may be modified without departing from the scope and spirit of the present invention. The scope of the present invention is defined by the appended claims.

Claims

1. A wire harness welding point distribution system, characterized in that: The invention comprises a housing, at least one adapter plate and a plurality of electrical connectors connected to the adapter plate. The adapter sheet includes a fixing portion and a plurality of plug-in portions that are electrically connected to each other, wherein the plurality of plug-in portions are sequentially arranged at intervals and are respectively connected to the fixing portion. An installation cavity is provided in the shell, and at least part of the electrical connector and at least part of the plug-in portion are arranged in the installation cavity and are respectively corresponding to the plug-in connection.

2. The wire harness solder point distribution system according to claim 1, characterized in that: There are a plurality of adapter plates, and the plurality of adapter plates are plug-connected with different electrical connectors respectively.

3. The wire harness solder point distribution system according to claim 1, characterized in that: At least part of the outer peripheral surfaces of the fixing portion and the plug-in portion are covered with a plastic shell made of insulating material.

4. The wire harness solder point distribution system according to claim 1, characterized in that: The fixing portion and the plug-in portion are integrally formed.

5. The wire harness welding point distribution system according to claim 3, characterized in that: At least one pair of clamping arms is arranged on the periphery of the plastic shell, and a joint portion clamped with the clamping arms is arranged inside the shell. After the plug-in portion is plugged into the electrical connector, the clamping arms are clamped with the joint portion.

6. The wire harness welding point distribution system according to claim 5, characterized in that: At least one clamping protrusion is arranged on one of the clamping arm and the joint portion, and at least one clamping recess is arranged on the other one, and the clamping protrusions correspond to and are clamped with the clamping recesses one by one.

7. The wire harness solder point distribution system according to claim 1, characterized in that: A plurality of plug-in cavities are arranged in the shell, and the electrical connectors are snap-fitted and installed in the plug-in cavities. The spacing between the centers of the electrical connectors is equal to the spacing between the centers of the plug-in parts.

8. The wire harness solder point distribution system according to claim 1, characterized in that: It also includes an upper cover, which closes the opening of the installation cavity and covers the adapter plate, and the upper cover is buckled and connected to the shell.

9. The wire harness welding point distribution system according to claim 8, characterized in that: The upper cover is buckled with the shell, and a sealing ring is arranged between the upper cover and the shell.

10. The wire harness solder point distribution system according to claim 1, characterized in that: At least one back buckle is arranged on the shell for fixing the wire harness welding point distribution system.

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