CN219643191U - Waterproof connector of pencil, pencil and vehicle - Google Patents

Abstract

The utility model belongs to the technical field of wire harness connection, and relates to a wire harness waterproof connector, a wire harness and a vehicle. The waterproof connector for the wire harness comprises a first shell, a second shell, a conductive structure and a first sealing piece, wherein the first shell is installed on the second shell and forms an installation cavity with the second shell, the conductive structure is installed in the installation cavity, and the conductive structure comprises a wiring terminal. The second shell is provided with a wiring hole communicated with the mounting cavity, the first sealing piece is mounted at the wiring hole, and the first sealing piece can be used for an external wire terminal to pass through so as to be connected with the wiring terminal. The waterproof connector for the wire harness can reduce operation stations and tools, compress a production line, save a production area and improve the productivity of the wire harness.

Description

Waterproof connector of pencil, pencil and vehicle

Technical Field

The utility model belongs to the technical field of wire harness connection, and particularly relates to a wire harness waterproof connector, a wire harness and a vehicle.

Background

The CAN (Controller Area Network ) bus is a multi-master bus, and any CAN node CAN send data to the bus once the bus is idle. The node which sends the message preferentially in the CAN bus channel depends on a lossless bitwise arbitration mode, so that the conflict time CAN be saved, the flow operation CAN be realized especially under the condition of heavy network load, the utilization rate of the signal channel CAN be ensured, and the real-time performance of the whole system CAN be improved.

In the prior art, when the wet area CAN wire is in crimping, the wire to be crimped is usually placed on a crimping nail, the wire crimping is realized through the crimping nail, and a heat shrinkage tube is sleeved outside for heating and fixing after the crimping is finished. If the number of the electric wires which are simultaneously pressed exceeds 3, the electric wires are additionally matched with adhesive tapes.

However, the crimping mode needs crimping equipment during crimping, and the heating of the heat shrinkage tube needs a heating table, so that the standard assembly line is decomposed into a plurality of stages, and the crimping efficiency of the wet area CAN line is low. And the line is carried manually, and at least two stations and three operators are needed in the whole process. The assembly process is tedious, and the reworking is very difficult once the situation of line pressing misplacement or line pressing leakage occurs.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: aiming at the technical problem that the crimping efficiency of the existing wet area CAN wire is low, the wire harness waterproof connector, the wire harness and the vehicle are provided.

In order to solve the technical problems, in one aspect, an embodiment of the present utility model provides a waterproof connector for a wire harness, including a first housing, a second housing, a conductive structure, and a first sealing member, where the first housing is mounted on the second housing and encloses a mounting cavity with the second housing, the conductive structure is mounted in the mounting cavity, and the conductive structure includes a connection terminal;

the second shell is provided with a wiring hole communicated with the mounting cavity, the first sealing piece is mounted at the wiring hole, and the first sealing piece can be used for an external wire terminal to pass through so as to be connected with the wiring terminal.

According to the waterproof wire harness connector provided by the embodiment of the utility model, the first shell is mounted on the second shell, the first shell and the second shell enclose the mounting cavity for mounting the conductive structure, meanwhile, the second shell is provided with the wiring hole communicated with the mounting cavity, and the first sealing piece is mounted at the wiring hole. When the waterproof wire harness connector is used for wiring, an external wire terminal can pass through the first sealing piece to be connected with the wiring terminal in the mounting cavity, so that wiring is realized. By providing the first seal, a watertight seal between an external wire and the conductive structure is achieved. After the wire harness waterproof connector provided by the embodiment of the utility model is used, a wire harness operator only needs to complete the process of inserting the external wire terminal into the wire harness waterproof connector, so that the operation stations and tools can be reduced, the production line is compressed, the production area is saved, and the wire harness productivity is improved.

Optionally, the conductive structure further includes a short-circuit piece, and the short-circuit piece is connected with the wiring terminal.

Optionally, the binding post is provided with a plurality ofly, and a plurality of binding posts are connected in the homonymy of short circuit piece, first sealing member can supply the number with the external wire terminal of the same number of binding post passes.

Optionally, a plurality of connection terminals are provided, the short-circuit sheet is provided with a plurality of connection sides, and each connection side is respectively connected with at least one connection terminal;

the plurality of wiring holes are formed, the plurality of first sealing pieces are arranged in a plurality of mode, the plurality of wiring holes are arranged in one-to-one correspondence with the plurality of wiring sides, and the plurality of first sealing pieces are arranged in one-to-one correspondence with the plurality of wiring holes;

each first sealing member can be respectively penetrated by the external wire terminals, the number of which is the same as that of the wiring terminals corresponding to the wiring side.

Optionally, a plurality of the connection terminals are arranged at intervals;

the short circuit sheet is a horizontal short circuit sheet or a bent short circuit sheet.

Optionally, the first casing is installed the outside of second casing, the second casing towards one side of first casing be provided with conductive structure shape adaptation's storage tank, the first casing towards one side of second casing is provided with the pressfitting arch, the pressfitting arch peg graft in the storage tank, the pressfitting arch with enclose between the storage tank and be had the installation cavity.

Optionally, an external locking hook is disposed in the accommodating groove at a position corresponding to the connecting terminal, and the external locking hook is used for being clamped with an external wire terminal.

Optionally, a locking groove communicated with the mounting cavity is further formed in one side, facing the first shell, of the second shell, and an external wire terminal part connected with the wiring terminal is exposed out of the locking groove;

an external locking protrusion is arranged on one side, facing the second shell, of the first shell, and is inserted into the locking groove and abutted against an external wire terminal exposed out of the locking groove.

Optionally, the second shell comprises a first sub-shell and a second sub-shell connected with the first sub-shell, a first sub-groove is formed in one side of the first sub-shell facing the second sub-shell, a second sub-groove is formed in one side of the second sub-shell facing the first sub-shell, and the first sub-groove is in butt joint with the second sub-groove to form a total cavity;

the first shell is arranged between the first sub-shell and the second sub-shell and is positioned in the total cavity, a limiting hole is formed in the first shell, the limiting hole is communicated with the total cavity to form the mounting cavity, and the short circuit piece is arranged in the limiting hole.

Optionally, the first seal is a gasket or a seal plug.

Optionally, the waterproof harness connector further includes a second seal member that is sealingly connected between the first housing and the second housing.

In another aspect, a wire harness includes the wire harness waterproof connector described above.

In yet another aspect, a vehicle includes the waterproof connector of the wire harness described above, or includes the wire harness described above.

Drawings

Fig. 1 is a schematic view of a waterproof connector for a wire harness according to an embodiment of the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of the second housing of FIG. 2;

FIG. 4 is a schematic view of the first housing of FIG. 2;

FIG. 5 is a schematic view of another angle of FIG. 4;

FIG. 6 is a schematic diagram of the conductive structure of FIG. 2;

FIG. 7 is another schematic view of the conductive structure in the harness waterproofing connector of FIG. 1;

FIG. 8 is a further schematic view of the conductive structure of the harness waterproofing connector of FIG. 1;

fig. 9 is a schematic view of a waterproof connector for wire harness according to a second embodiment of the present utility model;

fig. 10 is a schematic view of a waterproof connector for a wire harness according to a third embodiment of the present utility model;

FIG. 11 is a schematic partial cross-sectional view of FIG. 10;

fig. 12 is a schematic view of a waterproof connector for a wire harness according to a fourth embodiment of the present utility model;

fig. 13 is a schematic view of a conductive structure in the harness waterproofing connector of fig. 12.

Reference numerals in the specification are as follows:

100. a waterproof harness connector;

1. a first housing; 11. pressing the bulges; 12. externally connected locking bulges; 13. locking the clamping hook;

2. a second housing; 21. a wiring hole; 22. a receiving groove; 23. a locking groove; 24. locking the stuck point; 25. a first sub-shell; 26. a second sub-shell;

3. a conductive structure; 31. a short circuit piece; 31a, horizontal shorting tab; 31b, bending the short-circuit sheet; 32. a connection terminal; 32a, a male terminal; 32b, female terminals;

4. a first seal; 4a, a sealing gasket; 4b, sealing and plugging;

5. a second seal;

200. an external wire terminal.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Example 1

As shown in fig. 1 to 8, a waterproof connector 100 for a wire harness according to an embodiment of the present utility model includes a first housing 1, a second housing 2, a conductive structure 3, and a first sealing member 4, where the first housing 1 is mounted on the second housing 2 and a mounting cavity is defined between the first housing and the second housing 2, the conductive structure 3 is mounted in the mounting cavity, and the conductive structure 3 includes a connection terminal 32.

The second housing 2 is provided with a wiring hole 21 communicating with the mounting cavity, the first sealing member 4 is mounted at the wiring hole 21, and the first sealing member 4 can be used for the external wire terminal 200 to pass through so as to be connected with the wiring terminal 32.

In the waterproof harness connector 100 according to the first embodiment of the present utility model, the first housing 1 is mounted on the second housing 2, and a mounting cavity for mounting the conductive structure 3 is defined between the first housing 1 and the second housing 2, and at the same time, a wiring hole 21 communicating with the mounting cavity is provided in the second housing 2, and the first sealing member 4 is mounted at the wiring hole 21. When the waterproof wire harness connector 100 is used for wiring, the external wire terminal 200 can pass through the first sealing piece 4 to be connected with the wiring terminal 32 in the mounting cavity, so that wiring is realized. By providing the first seal 4, a watertight seal of the first seal 4 between an external wire and the conductive structure 3 is achieved. After the wire harness waterproof connector 100 provided by the embodiment of the utility model is used, a wire harness operator only needs to complete the process of inserting the external wire terminal 200 into the wire harness waterproof connector 100, so that the operation stations and tools can be reduced, the production line can be compressed, the production area can be saved, and the wire harness productivity can be improved.

In the first embodiment, as shown in fig. 2 and fig. 6 to fig. 8, the conductive structure 3 further includes a shorting tab 31, and the shorting tab 31 is connected to the connection terminal 32 to form the conductive structure 3.

In the first embodiment, as shown in fig. 6 to 8, a plurality of the connection terminals 32 are provided, the shorting tab 31 has a plurality of connection sides, and at least one connection terminal 32 is connected to each connection side.

The wiring holes 21 are formed in a plurality, the first sealing members 4 are formed in a plurality, the wiring holes 21 are formed in a plurality of one-to-one correspondence with the wiring sides, and the first sealing members 4 are formed in a plurality of one-to-one correspondence with the wiring holes 21.

Each of the first sealing members 4 may be respectively penetrated by the same number of external wire terminals 200 as the number of the connection terminals 32 corresponding to the connection side, so as to realize connection of a plurality of external wires through the harness waterproof connector 100.

In the first embodiment, as shown in fig. 6 to 8, the shorting tab 31 has two connection sides, and the two connection sides are respectively a first side and a second side. Part of the connection terminals 32 are disposed on the first side of the shorting tab 31, and the rest of the connection terminals 32 are disposed on the second side of the shorting tab 31, so as to form the whole conductive structure 3. The terminals 32 on both sides may be arranged in a symmetrical or asymmetrical manner as desired.

In the first embodiment, a plurality of the connection terminals 32 are provided at intervals from each other. The shorting tab 31 is a horizontal shorting tab 31a (shown in fig. 6) or a bent shorting tab 31b (shown in fig. 7). When the shorting tab 31 is a horizontal shorting tab 31a, the shorting tab 31 has a single row structure. When the shorting tab 31 is a bent shorting tab 31b, the shorting tab 31 is preferably a double row structure. The specific structure of the shorting tab 31 may be selected according to the use environment.

In a first embodiment, as shown in fig. 1 to 5, the first housing 1 is mounted on the outside of the second housing 2, a receiving groove 22 adapted to the shape of the conductive structure 3 is provided on a side of the second housing 2 facing the first housing 1, a pressing protrusion 11 is provided on a side of the first housing 1 facing the second housing 2, the pressing protrusion 11 is inserted into the receiving groove 22, and the mounting cavity is defined between the pressing protrusion 11 and the receiving groove 22.

When assembling, the conductive structure 3 may be placed in the accommodating groove 22, and then the first housing 1 is mounted on the second housing 2, so that the pressing protrusion 11 is inserted into the accommodating groove 22, and the conductive structure 3 is fixed between the first housing 1 and the second housing 2.

In the first embodiment, as shown in fig. 3 to 5, an external locking hook is disposed in the accommodating groove 22 at a position corresponding to the connection terminal 32, and the external locking hook is used for being clamped with the external wire terminal 200.

When the external wire terminal 200 is implanted (as shown in fig. 1), by providing the external locking hook, the external wire terminal 200 can provide a limit and sound to remind an operator of the installation after the installation. After the external wire terminal 200 is mounted in place, the first housing 1 is pressed to complete the mounting process of the product from the preassembled state to the in-place state. By means of the characteristic that the short-circuit piece 31 is communicated with each wiring terminal 32, each wiring terminal 32 realizes the function of a CAN line.

In the first embodiment, as shown in fig. 3 to 5, a locking groove 23 communicating with the installation cavity is further provided on a side of the second housing 2 facing the first housing 1, and an external wire terminal 200 connected to the connection terminal 32 is partially exposed from the locking groove 23.

An external locking protrusion 12 is arranged on one side of the first shell 1 facing the second shell 2, and the external locking protrusion 12 is inserted into the locking groove 23 and is abutted against the external wire terminal 200 exposed out of the locking groove 23.

The first housing 1 is provided with an external locking protrusion 12, so that the terminal can be ensured to be installed in place, and when the external locking hook fails, an independent locking force can be provided, and a product safety factor is provided.

In the first embodiment, as shown in fig. 3 to 5, the second housing 2 is provided with a locking latch 24, and the first housing 1 is provided with a locking latch 13 engaged with the locking latch 24. The first housing 1 and the second housing 2 are mounted and connected by the matching and clamping connection of the locking clamping points 24 and the locking clamping hooks 13.

In the first embodiment, as shown in fig. 2, the waterproof harness connector 100 further includes a second sealing member 5, and the second sealing member 5 is sealingly connected between the first housing 1 and the second housing 2.

When the first housing 1 is mounted on the second housing 2, the second seal 5 is deformed by a pressing force to be compressed between the first housing 1 and the second housing 2, and sealing between the first housing 1 and the second housing 2 is achieved.

In the first embodiment, as shown in fig. 6 and 7, the connection terminals 32 may be male terminals 32a. Correspondingly, the external wire terminal 200 adopts a female terminal to realize butt joint.

By using the male terminals 32a for the connection terminals 32, the material types of the wire harness can be saved. Preferably, the male terminal 32a is a square male terminal of the 020-025 type.

Alternatively, as shown in fig. 8, the connection terminal 32 may also be a female terminal 32b. Correspondingly, the external wire terminal 200 adopts a male terminal to realize butt joint. Preferably, the female terminal 32b is a tuning fork structure female terminal. At this time, the implantation direction of the external wire terminal 200 is not changed, and the implantation angle is rotated by 90 °.

In a first embodiment, the second housing 2 is a plastic housing.

In the first embodiment, as shown in fig. 1 and 2, the first sealing member 4 is a sealing gasket 4a. The external wire terminal 200 is sealed with the second housing 2 by the sealing gasket 4a, and blind sealing can be adopted when the circuit is not used, so that IP67 level waterproof is achieved.

The first embodiment of the present utility model is a miniaturized product used when the space structure is limited, the size of the sealing pad 4a can be selected according to the external wire terminal 200, and the minimum center distance can reach 1.8mm.

Example two

As shown in fig. 9, unlike the first embodiment, in the second embodiment, the gasket 4a used in the first embodiment is replaced with the seal plug 4b, that is, the first seal 4 in the second embodiment is the seal plug 4b, so that the cost can be optimized, and the number of components can be minimized and the cost can be minimized while satisfying the product function.

Example III

As shown in fig. 10 and 11, unlike the first embodiment, in the third embodiment, the assembly of one component (the second housing 2) is broken into two pieces, and the first housing 1 is mounted in the second housing 2.

Specifically, the second housing 2 includes a first sub-housing 25 and a second sub-housing 26 connected to the first sub-housing 25, a first sub-slot is disposed on a side of the first sub-housing 25 facing the second sub-housing 26, a second sub-slot is disposed on a side of the second sub-housing 26 facing the first sub-housing 25, and the first sub-slot and the second sub-slot are abutted to form a total cavity.

The first shell 1 is installed between the first sub-shell 25 and the second sub-shell 26 and is located in the total cavity, a limiting hole is formed in the first shell 1, the limiting hole is communicated with the total cavity to form the installation cavity, and the short-circuit piece 31 is installed in the limiting hole to realize assembly of the whole wire harness waterproof connector 100.

In the third embodiment, as shown in fig. 10 and 11, the first sub-housing 25 and the second sub-housing 26 are connected by a clamping manner.

Example IV

As shown in fig. 12 and 13, unlike the third embodiment, in the fourth embodiment, the multi-wire side short circuit piece 31 is changed to the single wire side on the premise that the assembly of one component (the second housing 2) is decomposed into two pieces.

Specifically, although a plurality of the connection terminals 32 are still provided, a plurality of the connection terminals 32 are connected to the same side of the shorting tab 31, and the first sealing member 4 is provided with the same number of external wire terminals 200 as the connection terminals 32.

Because the wiring of single wiring side, can be more nimble at whole car overall arrangement to can be applied to more complicated space.

Example five

A fifth embodiment of the present utility model provides a wire harness including the wire harness waterproof connector 100 provided in any of the above embodiments.

Example six

A sixth embodiment of the present utility model provides a vehicle including the waterproof connector 100 for a wire harness provided in any of the above embodiments, or including the wire harness provided in the fifth embodiment.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (13)

1. The waterproof connector for the wire harness is characterized by comprising a first shell, a second shell, a conductive structure and a first sealing piece, wherein the first shell is arranged on the second shell and a mounting cavity is formed between the first shell and the second shell in a surrounding mode, the conductive structure is arranged in the mounting cavity, and the conductive structure comprises a wiring terminal;

the second shell is provided with a wiring hole communicated with the mounting cavity, the first sealing piece is mounted at the wiring hole, and the first sealing piece can be used for an external wire terminal to pass through so as to be connected with the wiring terminal.

2. The waterproof wire harness connector according to claim 1, wherein the conductive structure further comprises a shorting tab connected to the connection terminal.

3. The waterproof wire harness connector according to claim 2, wherein a plurality of the connection terminals are provided, the plurality of connection terminals are connected on the same side of the short-circuiting piece, and the first sealing member is penetrated by the same number of external wire terminals as the connection terminals.

4. The waterproof wire harness connector according to claim 2, wherein a plurality of the connection terminals are provided, the short-circuiting piece has a plurality of connection sides, and at least one of the connection terminals is connected to each of the connection sides;

the plurality of wiring holes are formed, the plurality of first sealing pieces are arranged in a plurality of mode, the plurality of wiring holes are arranged in one-to-one correspondence with the plurality of wiring sides, and the plurality of first sealing pieces are arranged in one-to-one correspondence with the plurality of wiring holes;

each first sealing member can be respectively penetrated by the external wire terminals, the number of which is the same as that of the wiring terminals corresponding to the wiring side.

5. The waterproof wire harness connector according to claim 2, wherein a plurality of the connection terminals are provided at intervals;

the short circuit sheet is a horizontal short circuit sheet or a bent short circuit sheet.

6. The waterproof wire harness connector according to claim 2, wherein the first housing is mounted on the outside of the second housing, a receiving groove adapted to the shape of the conductive structure is formed in a side of the second housing facing the first housing, a press-fit protrusion is formed in a side of the first housing facing the second housing, the press-fit protrusion is inserted into the receiving groove, and the mounting cavity is defined between the press-fit protrusion and the receiving groove.

7. The waterproof wire harness connector according to claim 6, wherein an external locking hook is disposed in the accommodating groove at a position corresponding to the connection terminal, and the external locking hook is used for being clamped with an external wire terminal.

8. The waterproof wire harness connector according to claim 6, wherein a side of the second housing facing the first housing is further provided with a locking groove communicating with the installation cavity, an external wire terminal portion connected to the connection terminal being exposed to the locking groove;

an external locking protrusion is arranged on one side, facing the second shell, of the first shell, and is inserted into the locking groove and abutted against an external wire terminal exposed out of the locking groove.

9. The waterproof wire harness connector according to claim 2, wherein the second housing includes a first sub-housing and a second sub-housing connected to the first sub-housing, a first sub-groove is provided on a side of the first sub-housing facing the second sub-housing, a second sub-groove is provided on a side of the second sub-housing facing the first sub-housing, and the first sub-groove and the second sub-groove are connected to form a total cavity;

the first shell is arranged between the first sub-shell and the second sub-shell and is positioned in the total cavity, a limiting hole is formed in the first shell, the limiting hole is communicated with the total cavity to form the mounting cavity, and the short circuit piece is arranged in the limiting hole.

10. The waterproof wire harness connector according to claim 1, wherein the first seal is a gasket or a seal plug.

11. The waterproof wire harness connector according to claim 1, further comprising a second seal member sealingly connected between the first housing and the second housing.

12. A wire harness comprising the waterproof wire harness connector according to any one of claims 1 to 11.

13. A vehicle comprising the waterproof wire harness connector according to any one of claims 1 to 11, or comprising the wire harness according to claim 12.