CN219203533U

CN219203533U - Plug-in type structure high-voltage interlocking connector

Info

Publication number: CN219203533U
Application number: CN202320486069.4U
Authority: CN
Inventors: 朱锋
Original assignee: Hong Ru Connectors Co ltd
Current assignee: Hong Ru Connectors Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-06-16
Anticipated expiration: 2033-03-14

Abstract

The utility model discloses a plug-in type structure high-voltage interlocking connector which comprises a shell, terminals and a PCB (printed circuit board), wherein the front end of the shell is provided with a positioning part, the positioning part is provided with a positioning groove, a limiting part is convexly arranged in the positioning groove, the limiting part is provided with a first through groove and a second through groove which are arranged in a penetrating manner, at least one group of plastic posts extend from the rear end of the shell, each terminal comprises a male terminal arranged in the first through groove and a signal terminal arranged in the second through groove, the PCB is welded with a bridging terminal and a row of nuts, the PCB is provided with positioning holes matched with the plastic posts, the male terminal is inserted in the bridging terminal, and the signal terminal is inserted in the row of nuts. The male terminal is inserted into the bridging terminal and the signal terminal is inserted into the row bus, so that the connection of the signal terminal and the connection of the male terminal and the PCB are realized, the welding process of the production process is effectively reduced, and the damage caused by direct welding of the signal terminal and the male terminal on the PCB in the prior art is avoided.

Description

Plug-in type structure high-voltage interlocking connector

Technical Field

The utility model relates to the field of connectors, in particular to a plug-in type structure high-voltage interlocking connector.

Background

The original medium-low current connectors and joints of new energy equipment (such as battery packs, DC/DC converters, vehicle-mounted chargers, electric heaters, electric air conditioner compressors and high-voltage power distribution) are anti-fin and touch safe, such as 2-bit or 3-bit connectors and joints, which provide great flexibility for hybrid power and electric vehicle equipment application, wherein the connectors are all processes for welding wire harnesses or power terminals to realize plug board welding, so that signal terminals cannot synchronously realize plug board welding, and therefore, the process for welding wire harnesses still needs to be used, the working procedure is long, the cost is increased, and certain quality risks (such as welding leakage and welding lack) exist.

Disclosure of Invention

The utility model mainly aims to provide a plug-in type structure high-voltage interlocking connector, which aims to reduce processing procedures and defects caused by welding procedures, improve product quality and have higher production efficiency by welding after assembling through a plug-in structure.

In order to achieve the above object, the present utility model provides a high-voltage interlocking connector with a plug-in structure, comprising:

the front end of the shell is provided with a positioning part, the positioning part is provided with a positioning groove, the positioning groove is internally provided with a limiting part in a protruding mode, the limiting part is provided with a first through groove and a second through groove which are arranged in a penetrating mode, and the rear end of the shell extends to form at least one group of plastic columns;

the terminal comprises a male terminal arranged in the first through groove and a signal terminal arranged in the second through groove;

the PCB is welded with a bridging terminal and a row bus, the PCB is provided with a positioning hole matched with the plastic column, the male terminal is inserted into the bridging terminal, and the signal terminal is inserted into the row bus.

According to the technical scheme, the shell is provided with the panel (the design according to actual requirements is not required), in actual installation, after the male terminal, the signal terminal and the shielding shell are installed on the shell, the shell is fixed on preset equipment, after another procedure, the bridging terminal and the row bus are welded on the PCB, the male terminal is inserted into the bridging terminal and the signal terminal is inserted into the row bus, so that the connection of the signal terminal and the connection of the male terminal and the PCB are realized (the welding can be carried out again, and the next welding procedure is not required according to actual requirements), the welding process of the production procedure is effectively reduced, the damage caused when the signal terminal and the male terminal are directly welded on the PCB in the prior art is avoided, the machining procedure is reduced through a reasonable structure, the assembly efficiency is effectively improved, and the damage is reduced;

meanwhile, the male terminal, the bridging terminal and the signal terminal are protected by the plastic column, and the contact between the signal terminal and the busbar is avoided, so that the problem of excessive insertion is avoided, and the functions of protection and positioning are achieved.

Drawings

FIG. 1 is an exploded view of the present utility model;

FIG. 2 is a second exploded view of the present utility model;

FIG. 3 is a schematic view of the present utility model after hiding a PCB;

FIG. 4 is a partial cross-sectional view of the present utility model;

fig. 5 is a schematic perspective view of the present utility model.

In the figure, 1 is a shell, 11 is a positioning part, 12 is a positioning groove, 13 is a limiting part, 21 is a first through groove, 22 is a second through groove, 31 is a male terminal, 311 is a barb, 312 is a bump, 32 is a signal terminal, 321 is a contact piece, 4 is a PCB board, 41 is a bridging terminal, 411 is an inner buckle piece, 42 is a row female, 5 is a shielding shell, 51 is a hook part, 52 is a hook groove, 53 is a spring piece, 6 is a plastic column, 60 is a positioning hole, 61 is a bent end part, 7 is a panel, 71 is a plastic hole, 72 is a copper ring, 8 is a sealing groove, and 81 is a waterproof ring.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, rear, top, bottom, inner, outer, vertical, lateral, longitudinal, counterclockwise, clockwise, circumferential, radial, axial … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first" or "second" etc. in the embodiments of the present utility model, the description of "first" or "second" etc. is only for descriptive purposes, and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1 to 5, a high-voltage interlock connector of a plug-in structure includes:

the plastic column comprises a shell 1, wherein a positioning part 11 is arranged at the front end of the shell 1, a positioning groove 12 is arranged at the positioning part 11, a limiting part 13 is convexly arranged in the positioning groove 12, a first through groove 21 and a second through groove 22 which are arranged in a penetrating manner are arranged at the limiting part 13, and at least one group of plastic columns 6 extend at the rear end of the shell 1;

the electrical contact of the terminal, the terminals include a male terminal 31 provided in the first through groove 21 and a signal terminal 32 provided in the second through groove 22;

the PCB 4, PCB 4 welding has bridging terminal 41 and row female 42, PCB 4 is equipped with the locating hole 60 with plastic post 6 matched with, the male terminal 31 inserts and locates bridging terminal 41, signal terminal 32 inserts and locates on row female 42.

Wherein, the shell 1 is provided with the panel 7 (the design according to the actual requirement is not required), in the actual installation, after the male terminal 31, the signal terminal 32 and the shielding shell 5 are installed on the shell 1, the shell 1 is fixed on the preset equipment, after another procedure, the bridging terminal 41 and the row bus 42 are welded on the PCB 4, the bridging terminal 41 and the signal terminal 32 are inserted into the row bus 42 through the male terminal 31, thereby realizing the connection of the signal terminal 32 and the connection of the male terminal 31 and the PCB 4 (the re-welding can be carried out, and the next welding procedure is not required according to the actual requirement), effectively reducing the welding procedure of the production procedure, avoiding the damage generated when the signal terminal 32 and the male terminal 31 are directly welded on the PCB 4 in the prior art, reducing the processing procedure through a reasonable structure, simultaneously effectively improving the assembly efficiency and reducing the damage;

meanwhile, the plastic column 6 protects the male terminal 31, the bridging terminal 41 and the signal terminal 32 from being in contact with the row bus 42, so that the problem of excessive insertion is avoided, and the protection and positioning effects are achieved.

In the embodiment of the utility model, the outer wall of the limiting part 13 is provided with the shielding shell 5, the shielding shell 5 is in a hollow tube shape in the middle, the shielding shell 5 is clamped between the limiting part 13 and the shell 1, and the influence of interference signals on the signal terminals 32 is effectively reduced through the arrangement of the shielding shell 5.

Further, a hooking portion 51 is provided at the front end of the shielding shell 5, and a hooking groove 52 matched with the hooking portion 51 is provided at the front end of the limiting portion 13; the rear end of the shielding shell 5 is provided with a spring piece 53, and the spring piece 53 can be hooked on the shell 1. In actual installation, the rear end of the shielding shell 5 is pushed into between the positioning part 11 and the limiting part 13 until the elastic piece 53 is hooked at the rear end of the shell 1 (namely, the panel 7), and meanwhile, the hooking part 51 is clamped in the hooking groove 52, so that the shielding shell 5 is installed, and the production efficiency is effectively improved.

In the embodiment of the present utility model, two signal terminals 32 and two male terminals 31 are respectively provided, and the male terminals 31 are provided at two sides of the two signal terminals 32; the male terminal 31 is bar-shaped, the two sides of the male terminal 31 are provided with barbs 311 and protruding blocks 312, wherein the barbs 311 prevent the male terminal 31 from exiting after being mounted in the first slot, and the protruding blocks 312 further improve the combination degree of the male terminal 31 and the first slot.

Specifically, the front end of the signal terminal 32 is composed of four contact pieces 321 that are bent, and the rear end of the signal terminal 32 is needle-shaped. The contact piece 321 arranged in a bending manner effectively improves the contact area and the combination degree of the signal terminal 32, and meanwhile, the needle-shaped contact piece is arranged at the rear end so as to be conveniently inserted on the row bus 42.

Further, the bridge terminal 41 is provided with a jack, the male terminal 31 is inserted into the jack, two sides of the jack are provided with inner buckling pieces 411 bent inwards, the bridge terminal 41 is matched with the male terminal 31 more tightly, vibration is prevented, and detachment is avoided.

Further, the bridge terminal 41 is provided with at least two solder fillets, wherein the dual-fillet structure makes the bridge terminal 41 more firmly soldered to the PCB 4.

In the embodiment of the utility model, two plastic columns 6 are arranged at intervals, the signal terminal 32 is arranged between the two plastic columns 6, two sides of the plastic column 6 are provided with the bending end parts 61, and the installation of the plastic column 6 can be more stable through the arrangement of the bending end parts 61.

In the embodiment of the utility model, the panel 7 is integrally formed on the outer wall of the housing 1, the panel 7 is provided with the plastic hole 71, the plastic hole 71 is provided with the copper ring 72, the copper ring 72 is assembled in the plastic hole, the damage of the screw to the plastic caused by locking is reduced, and the service life of the plastic is prolonged.

Further, the panel 7 is provided with a sealing groove 8, the sealing groove 8 is provided with a waterproof ring 81, and after the panel 7 is locked, a waterproof function is realized through the compression amount of the panel 7 and the waterproof ring.

The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather, the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A plug-in structural high voltage interlock connector comprising:

2. The insert structural high-pressure interlock connector according to claim 1 wherein: the outer wall of the limiting part is provided with a shielding shell, the shielding shell is in a tube shape with a hollow middle part, and the shielding shell is clamped between the limiting part and the shell.

3. The insert structural high-pressure interlocking connector of claim 2 wherein:

the front end of the shielding shell is provided with a hooking part, and the front end of the limiting part is provided with a hooking groove matched with the hooking part;

the rear end of the shielding shell is provided with an elastic sheet, and the elastic sheet can be hooked on the shell.

4. The insert structural high-pressure interlock connector according to claim 1 wherein: the signal terminals and the male terminals are respectively arranged at two sides of the two signal terminals;

the male terminal is in a strip shape, and barbs and protruding blocks are arranged on two sides of the male terminal.

5. The insert structural high-pressure interlock connector according to claim 1 wherein: the front end of the signal terminal consists of four contact pieces which are bent, and the rear end of the signal terminal is in a needle-shaped arrangement.

6. The plug-in structural high-voltage interlock connector according to claim 4 wherein: the bridge terminal is provided with a jack, the male terminal is inserted into the jack, and inner buckling pieces bent inwards are arranged on two sides of the jack.

7. The plug-in structural high-voltage interlock connector according to claim 6 wherein: the bridge terminal is provided with at least two welding legs.

8. The insert structural high-pressure interlock connector according to claim 1 wherein: the plastic posts are arranged at intervals, the signal terminals are arranged between the two plastic posts, and bending end parts are arranged on two sides of the plastic posts.

9. The insert structural high-pressure interlock connector according to claim 1 wherein: the outer wall integrated into one piece of casing has the panel, the panel is equipped with the plastic hole, the plastic hole is equipped with the copper ring.

10. The insert structural high-pressure interlocking connector of claim 9 wherein: the panel is provided with a sealing groove, and the sealing groove is provided with a waterproof ring.