CN213816481U

CN213816481U - Blade battery connector

Info

Publication number: CN213816481U
Application number: CN202023231242.1U
Authority: CN
Inventors: 张雨辉; 邓青芳; 陈秀平
Original assignee: Suzhou Yuanye Automobile Technology Co ltd
Current assignee: BYD Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-07-27
Anticipated expiration: 2030-12-28

Abstract

The utility model provides a blade battery connector, which comprises a connector shell, an insulator, a terminal group and a terminal fixing piece; the middle section of the terminal group is fixedly arranged in the terminal fixing piece in an Insert Molding mode, the upper side and the lower side of the terminal fixing piece are respectively provided with an inserting end and a welding end, the terminal fixing piece is arranged above the insulator and is welded and fixed with the insulator through the welding end, and the terminal fixing piece is of an upper hollow structure and a lower hollow structure and is provided with a position avoiding space for reworking tin soldering on one side close to the welding end. The utility model provides a blade battery connector, through the terminal mounting solved the soldering tin climbing problem, through the ingenious structural design of terminal mounting, realized can directly observe the soldering situation and the problem of doing over again after the soldering; the novel LED lamp is simple in structure, ingenious in design, wide in application scene and suitable for popularization.

Description

Blade battery connector

Technical Field

The utility model relates to a connector technical field, in particular to blade battery connector.

Background

The blade battery connector is mainly used for blade battery power output and comprises a connector, an insulator and a terminal group. The insulator is made of ceramics and has better corrosion resistance, and the terminal group is fixedly connected with the insulator in a tin soldering mode.

In the prior art, an assembly part is adopted to fix a terminal group, and then the terminal group fixed by the assembly part is fixed with an insulator in a soldering way. The problems of tin climbing, tin melting and the like of the terminal group plugging end exist by adopting the process.

Therefore, in view of the shortcomings of the prior art, there is a need for a blade battery connector that solves the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a blade battery connector.

In order to achieve the above objects and other related objects, the present invention provides a technical solution: a blade battery connector comprises a connector housing, an insulator, a terminal group and a terminal fixing piece; the middle section of the terminal group is fixedly arranged in the terminal fixing piece in an Insert Molding mode, the upper side and the lower side of the terminal fixing piece are respectively provided with a plug-in end and a welding end, the terminal fixing piece is arranged above the insulator and is welded and fixed with the insulator through the welding end, and the terminal fixing piece is of an upper hollow structure and a lower hollow structure and is provided with a position avoiding space for reworking treatment on one side close to the welding end.

The preferable technical scheme is as follows: the connector shell comprises an integrally formed inserting frame opening and a base, wherein the base is internally provided with an accommodating space for accommodating the terminal fixing piece and is separated from the inside of the inserting frame opening through a grid-shaped rib.

The preferable technical scheme is as follows: and the two sides of the bottom surface of the base are provided with buckle structures matched with the insulators.

The preferable technical scheme is as follows: the terminal fixing piece is also provided with two vertically arranged positioning guide pillars, and the base is provided with positioning holes corresponding to the positioning guide pillars on the side wall of the inserting frame opening.

The preferable technical scheme is as follows: the insulator is made of ceramic materials.

The preferable technical scheme is as follows: the insulator is provided with a counter bore for the welding end of the terminal fixing piece to penetrate through, and the counter bore is covered with a copper foil and is embedded with a tin block in advance.

The preferable technical scheme is as follows: the tin block is cylindrical, truncated cone-shaped or hemispherical and can be used for the welding end of the terminal fixing piece to penetrate through.

Because above-mentioned technical scheme application, the beneficial effect that this application has is:

1. the terminal fixing piece is used for fixing the terminal group, and the terminal fixing piece isolates the welding end and the inserting end of the terminal group; and because of the process reason, the terminal fixing piece and the terminal group are connected tightly, so that the problems that tin climbs to the insertion end after a tin block is melted in the soldering process and the like are solved.

2. The terminal mounting of this scheme adoption has upper and lower hollow out construction, can follow the top direct observation soldering situation of terminal mounting after the welding is accomplished.

3. The terminal mounting that this scheme adopted has the position space of keeping away that supplies the soldering of doing over again in being close to welding end one side reservation, and the processing of doing over again after the discovery soldering problem of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an assembly diagram of the terminal fixing member and the terminal set according to the present invention.

Fig. 3 is the structural schematic diagram of the insulator of the present invention.

Fig. 4 is a schematic view of the structure of the solder bump of the present invention.

Fig. 5 is a schematic view of the soldering pre-assembly structure of the present invention.

Fig. 6 is a schematic view of the structure of the connector housing of the present invention.

In the above figures, 1, a connector housing; 11. inserting the frame opening; 12. a base; 13. grid-shaped ribs; 14. a buckle structure; 15. positioning holes; 2. a terminal fixing member; 21. fixing ribs; 22. a support rib block; 3. an insulator; 31. a counter bore; 4. and (7) tin blocks.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-6. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1, a blade battery connector proposed for the present application includes a connector housing 1, an insulator 3, a terminal set, and a terminal fixture (not shown).

As shown in fig. 2, the middle section of the terminal set is fixedly disposed in the terminal fixing member 2 in an Insert Molding manner or an interference assembly manner, and the upper side and the lower side of the terminal fixing member 2 are respectively a plug end and a welding end. The terminal fixing piece 2 isolates the welding end and the inserting end of the terminal group, tight thread joint (Insert Molding mode and interference assembly mode can be realized) is connected between the terminal fixing piece 2 and the terminal group, and the problems that tin climbs to the inserting end after a tin block is molten in a soldering process and the like are solved.

As shown in fig. 5, the terminal fixing member 2 is disposed above the insulator 3 and is fixed to the insulator 3 by welding via a welding end; the terminal fixing part 2 is of an upper hollow structure and a lower hollow structure, and a space for rework processing is reserved on one side of the welding end.

In this embodiment, the terminal fixing member 2 is a strip structure, and is provided with a plurality of through holes communicating the upper and lower sides, and the center of the through hole is used for fixing the terminal and is connected with the inner wall of the through hole through a fixing rib 21; the bottom surface of the terminal fixing part 2 is provided with a longitudinal supporting rib block 22 between adjacent through holes, so that the bottom surface of the terminal fixing part is provided with a space for rework treatment at the through holes.

Description of the drawings:

(1) the terminal fixing part 2 is of an upper hollow structure and a lower hollow structure. Thus, the soldering state can be directly observed from above the terminal fixture after the completion of the soldering.

(2) And a space for avoiding reworking tin soldering is reserved on one side of the terminal fixing part 2 close to the insulator 3. Thus, after the soldering problem is found, the reworking treatment is convenient.

Further, the connector housing 1 includes an insertion frame opening 11 and a base 12 (fig. 6) which are integrally formed, the base 12 has an accommodating space for accommodating the terminal fixing member 2 therein and is separated from the inside of the insertion frame opening 11 by a lattice rib 13, and the insertion end of the terminal fixing member 2 extends into the insertion frame opening 11 through the lattice rib 13 to serve as a conductive terminal.

Furthermore, the two sides of the bottom surface of the base 12 are provided with a buckling structure 14 which is matched with the insulator 3.

Furthermore, the terminal fixing member 2 further has two positioning guide posts 23 (fig. 2) vertically disposed thereon, and the base 12 has positioning holes 15 corresponding to the positioning guide posts 23 on the side wall of the inserting frame opening 11. The connector housing 1 is fitted with the terminal fixing member 2 according to the positional relationship of the positioning hole 15 and the positioning guide post 23 and is fixedly fitted with the insulator 3 located below the terminal fixing member 2 by the snap structure 14.

Description of the drawings:

the design of the positioning guide column 23 and the positioning hole 15 has the positioning and assembling function on one hand; on the other hand, the positioning guide posts 23 protruding from the base 12 have a function of reinforcing the connector structure.

In addition, the connector that this application provided mainly is applied to blade battery power output, and special service environment requires that the insulator possesses better corrosion resisting property. Therefore, the insulator 3 is made of ceramic material, a counter bore 31 (fig. 3) for the welding end of the terminal fixing member 2 to penetrate is arranged on the insulator 3, and a copper foil is covered on the counter bore 31 and the tin block 4 is embedded in advance. The solder bumps 4 are cylindrical, truncated cone-shaped or hemispherical and are used for the soldering ends of the terminal fixing members 2 to penetrate (fig. 4).

The production steps are as follows:

(1) providing a terminal group;

(2) the terminal group that will provide in step (1) adopts Insert Molding mode or interference fit mode to be fixed in the terminal mounting, and the upper and lower both sides of terminal mounting are grafting end and welding end respectively:

(3) providing an insulator, a tin ring and a connector shell;

(4) pre-assembling the insulator and the tin ring provided in the step (3), and enabling the terminal fixing piece in the step (2) to penetrate through the tin ring from the welding end to form a pre-welding structure with the insulator;

(5) welding to obtain a semi-finished product;

(6) and (4) assembling the connector shell provided in the step (3) and the semi-finished product obtained in the step (6) to obtain a finished product.

Therefore, the utility model has the advantages of it is following:

the utility model provides a blade battery connector, through the terminal mounting solved the soldering tin climbing problem, through the ingenious structural design of terminal mounting, realized can directly observe the soldering situation and the problem of doing over again after the soldering; the novel LED lamp is simple in structure, ingenious in design, wide in application scene and suitable for popularization.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A blade battery connector comprises a connector housing, an insulator, a terminal group and a terminal fixing piece; wherein the interlude of terminal group adopts Insert Molding mode or interference fit mode fixed the setting in the terminal mounting, the upper and lower both sides of terminal mounting are grafting end and welding end, its characterized in that respectively: the terminal fixing part is arranged above the insulator and is welded and fixed with the insulator through a welding end, and the terminal fixing part is of an upper hollow structure and a lower hollow structure and is reserved in one side close to the welding end to form a space for rework processing.

2. A blade battery connector as defined in claim 1, wherein: the connector shell comprises an integrally formed inserting frame opening and a base, wherein the base is internally provided with an accommodating space for accommodating the terminal fixing piece and is separated from the inside of the inserting frame opening through a grid-shaped rib.

3. A blade battery connector as defined in claim 2, wherein: and the two sides of the bottom surface of the base are provided with buckle structures matched with the insulators.

4. A blade battery connector as defined in claim 3, wherein: the terminal fixing piece is also provided with two vertically arranged positioning guide pillars, and the base is provided with positioning holes corresponding to the positioning guide pillars on the side wall of the inserting frame opening.

5. A blade battery connector as defined in claim 1, wherein: the insulator is made of ceramic materials.

6. A blade battery connector as defined in claim 1, wherein: the insulator is provided with a counter bore for the welding end of the terminal fixing piece to penetrate through, and the counter bore is covered with a copper foil and is embedded with a tin block in advance.

7. A blade battery connector as defined in claim 6, wherein: the tin block is cylindrical, truncated cone-shaped or hemispherical and can be used for the welding end of the terminal fixing piece to penetrate through.