CN220830129U

CN220830129U - Connector structure

Info

Publication number: CN220830129U
Application number: CN202322270241.5U
Authority: CN
Inventors: 高强; 沈桂智; 孙光忠; 解正安
Original assignee: Camel Group New Energy Battery Co Ltd
Current assignee: Camel Group New Energy Battery Co Ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-04-23
Anticipated expiration: 2033-08-23

Abstract

The utility model provides a connector structure. Belongs to the technical field of low-voltage communication connectors. The PIN connector mainly solves the problems that the prior PIN is loose after being assembled to cause the connector to fail and the PIN connector is loose after being plugged and pulled for many times to cause the connector to fail. The main characteristics of the device are as follows: the connector comprises a connector opposite-plug female end and a connector opposite-plug male end; the interface end of the opposite-plug female end of the connector is provided with a female end socket which is inserted and assembled with a hollow female end connecting seat on one side of the penetrable plate; the opposite-plug male end of the connector is provided with a male end socket which is inserted and assembled with a hollow male end connecting seat on the other side of the interpenetration plate; the female end connecting seat and the male end connecting seat are hollow structures. The utility model has the characteristics of reducing the number of the transfer connectors and prolonging the plugging life of the connectors, and is mainly used for the low-voltage connector structure of the lithium ion battery system.

Description

Connector structure

Technical Field

The utility model belongs to the technical field of low-voltage communication connectors, and particularly relates to a low-voltage communication connector design with through-wall, needle withdrawal prevention and anti-loosening design.

Background

The male pin and the female pin are respectively arranged in the plastic shell, so that the contact pin of the connector is protected from being damaged, if the use environment of the connector needs to pass through a panel, the contact pin is molded on the panel in the conventional way, 2 connectors are respectively used for connection at two ends of the panel, the use quantity and cost of the connector are increased, the common connector is matched with a boss of the plastic shell through barbs at the back of the pin after the contact pin is inserted, and the risk of withdrawing the contact pin in the mode is found to be higher in the use process; moreover, the mode is clearance fit, and the connector is inclined to the hole when inserted due to loose pins, so that the connector cannot be accurately inserted.

At this time, if a connector is provided, the panel can be directly plugged out to reduce the use quantity of the connector, and meanwhile, the interference fit of the contact pins of the connector in the use process is ensured without the risk of looseness, so that the defect of the connector in use can be overcome without the phenomenon of withdrawing the contact pins due to stress.

Disclosure of Invention

The present utility model is directed to solve the above-mentioned drawbacks and provide a low-voltage connector structure capable of reducing the number of connectors, preventing the loosening of the connector pins and solving the risk of the withdrawal of the connector pins.

The technical scheme of the utility model is as follows: a connector structure for can wear the connection of the communication pencil of picture peg, including connector to inserting female end and connector to inserting public end, characterized by: the interface end of the opposite-plug female end of the connector is provided with a female end socket which is inserted and assembled with a hollow female end connecting seat on one side of the penetrable plate; the opposite-plug male end of the connector is provided with a male end socket which is inserted and assembled with a hollow male end connecting seat on the other side of the interpenetration plate; the female end connecting seat and the male end connecting seat are hollow structures.

The female end socket of the opposite-plug female end of the connector is a rectangular sleeve socket matched with a rectangular female end connecting seat, a rectangular socket with three surfaces or a clamping plate socket with two opposite surfaces; the male end socket of the connector opposite-plug male end is a connector opposite-plug male end plastic shell, and the connector opposite-plug male end plastic shell is a rectangular shell.

The connector opposite-plug male end in the technical scheme of the utility model is composed of a connector opposite-plug male end plastic shell, a male pin and a connector opposite-plug male end rear cover.

The male pin in the technical proposal of the utility model is composed of a front end of the pin, a pin barb, a pin guiding structure and a wire fixing end which are sequentially and integrally connected.

The pin guiding structure in the technical proposal of the utility model is a rectangular groove structure; the bottom of the slot of the pin guiding structure is connected with the pin barb and the wire fixing end.

In the technical scheme of the utility model, a pin limiting hole matched with the front end of a pin is arranged in a plastic shell of the opposite pin male end of the connector, and a guide mounting groove matched with a pin guide structure is formed; the contact pin limiting holes and the guide mounting grooves are respectively in interference fit with the front ends of the contact pins.

The rear cover of the opposite plug male end of the connector is provided with a raised end plate, the raised part is matched with the guide mounting groove, and a wire harness through hole matched with the fixed end of the wire is formed; the back cover of the opposite plug-in male end of the connector is matched with the plastic shell of the connector by adopting a bayonet structure.

The connector opposite-plug male end is connected with a communication switching wire harness.

The technical proposal of the utility model is that the fixed end of the wire is crimped or riveted with a communication switching wire harness; the inner end of the plug-in male end rear cover of the connector is provided with a cavity for accommodating the fixed end of the lead, and the inner end face is abutted with the pin guide structure.

The male pin contact pin is positioned in the opposite male end plastic shell of the connector, and forms a terminal integrated type connector with the male pin; the opposite plug female end of the connector is in communication connection with the outside; the penetrable plugboard is a partition board wall body of a battery.

The beneficial effects of the utility model are as follows: when the PIN is used for connecting a communication wire harness penetrating through the upper cover assembly, the PIN arranged in the die during injection molding of the upper cover assembly can be removed, so that the production efficiency and the qualification rate are improved, and the use cost of the connector is greatly reduced; the number of connectors is optimized, and the processing technology is simplified.

The utility model has the characteristics of reducing the number of the transfer connectors and prolonging the plugging life of the connectors, and is mainly used for the low-voltage connector structure of the lithium ion battery system.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

Fig. 1 is a schematic view of a connector assembly according to the present utility model.

Fig. 2 is a schematic view of the connector pin of the present invention.

Fig. 3 is a schematic view of the connector assembly of the present utility model.

Fig. 4 is an exploded view of the communication-diversion harness of the present utility model.

Reference numerals: 1-the female end of the connector; 2-a wearable plugboard; 3-inserting the male end plastic shell of the connector; 4-communication switching wire harnesses; 5-a pin guide structure; 6-a wire fixing end; 7-pin barbs; 8-the front end of the contact pin; 9-the connector is plugged into the male end rear cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments 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.

As shown in fig. 1 to 4, an embodiment of a connector structure of the present utility model is a plug-in connection structure between a terminal housing and an upper cover assembly, and includes a connector plug-in female end 1 and a connector plug-in male end.

The penetrable insert plate 2 is an upper cover assembly. One side of the penetrable plugboard 2 corresponding to the connector installation position is provided with a female end connecting seat which is hollow and rectangular. The other side of the corresponding connector installation position is provided with a male end connecting seat which is a hollow rectangular male end connecting seat. The female end connecting seat and the male end connecting seat are integrally formed during injection molding of the upper cover assembly.

The connector is provided with a female socket at the interface end of the opposite-plug female end 1, the female socket is a clamping plate socket with two opposite faces, and is inserted and assembled with a female connecting seat at one side of the interpenetrated plate 2, and the connector can be installed and fixed on the female connecting seat. The female socket can also be a rectangular sleeve socket matched with the female connecting seat or a rectangular socket with three surfaces. The opposite plug female terminal 1 of the connector is in communication connection with the outside.

The connector opposite-plug male end consists of a connector opposite-plug male end plastic shell 3, a male pin and a connector opposite-plug male end rear cover 9. The connector opposite-plug male end plastic shell 3 is a male end socket, the connector opposite-plug male end plastic shell 3 is a rectangular shell, and is in plug fit with a male end connecting seat on the other side of the interpenetration plate 2, and can be installed and fixed on the male end connecting seat. The male pin is composed of a pin front end 8, a pin barb 7, a pin guide structure 5 and a wire fixing end 6 which are sequentially and integrally connected, wherein the pin guide structure 5 is of a rectangular groove structure, and the groove bottom is connected with the pin barb 7 and the wire fixing end 6. The connector is to be equipped with in the male end of inserting mould shell 3 with contact pin front end 8 complex contact pin spacing hole and with contact pin guide structure 5 complex guide mounting groove, contact pin spacing hole is located former connector is to the male end of inserting mould shell 3 on former injection molding male pin front end's position, contact pin spacing hole and guide mounting groove are used for assembling male pin contact pin, contact pin spacing hole and guide mounting groove respectively with contact pin front end 8 interference fit, male pin contact pin and connector are to male end of inserting mould shell 3 formation terminal integral type take male pin connector. The back end of the connector opposite-plug male end plastic shell 3 is provided with a hole for fixing the back end cover 9 of the connector opposite-plug male end, and the back end cover 9 of the connector opposite-plug male end is matched with the connector plastic shell 3 by adopting a bayonet structure, so that the contact pin can be effectively prevented from loosening. The male end rear cover 9 of the opposite plug of the connector is provided with a raised end plate, and the raised part can be effectively matched with the guide mounting groove to prevent the contact pin from withdrawing when being stressed. The inner end of the male end back cover 9 of the connector is provided with a cavity for accommodating the wire fixing end 6, the inner end face is abutted with the pin guiding structure 5, and a wire harness through hole matched with the wire fixing end 6 is formed. The wire fixing end 6 is crimped or riveted with the communication switching wire harness 4. The pin barb 7 is designed to prevent the pin from withdrawing under the stress condition.

The connector opposite-plug female end 1 is in plug fit with the connector opposite-plug male end.

The utility model adopts the PIN PIN leakage and the connector, and the connector can directly pass through the partition wall body during assembly, so that when the upper cover assembly is in injection molding, the terminal shell and the PIN PIN can be installed and fixed on the upper cover assembly only by arranging the through hole or the clamping groove capable of installing and fixing the terminal shell on the upper cover assembly, and the PIN PIN is not required to be directly placed in a die when the upper cover assembly is in injection molding, thereby greatly reducing the processing difficulty of the upper cover assembly, reducing the quality risk, and simultaneously avoiding the internal PIN special-shaped appearance when the PIN PINs of two types of terminals are combined into a whole due to the difference between the structural size intervals of an external communication terminal structure and an internal transfer terminal structure.

The utility model can pass through the shell, reduce the number of connectors and reduce the processing difficulty of the end plate, thereby improving the production efficiency of parts where the end plate is positioned, improving the quality qualification rate and reducing the cost. The utility model reserves the wire harness connection structure between the external communication connection structure and the BMS, prevents the pin from withdrawing due to stress in the continuous plugging process, increases the plugging times and the service life of the connector, still ensures the plugging force under the condition of continuous plugging for many times, and improves the service life of the connector.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a connector structure for but the connection of the communication pencil of interlude board (2), including connector to inserting female end (1) and connector to inserting public end, characterized by: the connector is characterized in that the interface end of the opposite-plug female end (1) of the connector is provided with a female end socket which is in plug-in fit with a hollow female end connecting seat on one side of the interpenetration plate (2); the opposite-plug male end of the connector is provided with a male end socket which is in plug fit with a hollow male end connecting seat on the other side of the interpenetration plate (2); the female end connecting seat and the male end connecting seat are hollow structures.

2. A connector structure according to claim 1, characterized in that: the female end socket of the opposite-plug female end (1) of the connector is a rectangular sleeve socket matched with a rectangular female end connecting seat, a rectangular socket with three surfaces or a clamping plate socket with two opposite surfaces; the male end socket of the connector opposite-plug male end is a connector opposite-plug male end plastic shell (3), and the connector opposite-plug male end plastic shell (3) is a rectangular shell.

3. A connector structure according to claim 2, characterized in that: the connector opposite-plug male end consists of a connector opposite-plug male end plastic shell (3), a male pin and a connector opposite-plug male end rear cover (9).

4. A connector structure according to claim 3, characterized in that: the male pin is composed of a pin front end (8), a pin barb (7), a pin guide structure (5) and a wire fixing end (6) which are sequentially and integrally connected.

5. A connector structure according to claim 4, wherein: the pin guide structure (5) is of a rectangular groove structure; the bottom of the pin guiding structure (5) is connected with the pin barb (7) and the wire fixing end (6).

6. A connector structure according to claim 5, wherein: a pin limiting hole matched with the front end (8) of the pin is formed in the pin opposite-plug end plastic shell (3) of the connector, and a guide mounting groove matched with the pin guide structure (5) is formed in the pin opposite-plug end plastic shell; the contact pin limiting holes and the guide mounting grooves are respectively in interference fit with the front ends (8) of the contact pins.

7. A connector structure according to claim 6, wherein: the connector opposite-plug male end rear cover (9) is provided with a raised end plate, the raised part is matched with the guide mounting groove, and a wire harness through hole matched with the wire fixing end (6) is formed; the back cover (9) of the opposite plug-in male end of the connector is matched with the plastic shell (3) of the connector by adopting a bayonet structure.

8. A connector structure according to any one of claims 1-6, characterized in that: the connector is connected with a communication switching wire harness (4) at the opposite plug male end.

9. A connector structure according to claim 7, wherein: the wire fixing end (6) is in pressure connection or riveting connection with a communication switching wire harness (4); the inner end of the male end opposite-plug rear cover (9) of the connector is provided with a cavity for accommodating the fixed end (6) of the lead, and the inner end face is abutted with the pin guide structure (5).

10. A connector structure according to any one of claims 3-7, characterized in that: the male pin contact pin is positioned in the opposite male end plastic shell (3) of the connector and forms a terminal integrated type connector with the male pin; the opposite plug female end (1) of the connector is in communication connection with the outside; the penetrable plugboard (2) is a partition board wall body of a battery.