CN205657216U - Battery connector with stable structure - Google Patents

Abstract

The utility model discloses a battery connector with a stable structure, which at least includes an insulating body and a plurality of conductive terminals. The insulating body has multiple interfaces and multiple terminal channels communicating with the corresponding interfaces. A pair of grooves are formed in each terminal channel, and the pair of grooves are located on two side walls of the corresponding terminal channel and close to the rear surface of the insulating body. Each conductive terminal includes a pair of fixed arms in a figure-eight shape. When the conductive terminal is installed in the terminal channel, the pair of fixing arms extend backward and snap into the corresponding groove. The battery connector of the utility model makes the structure of the battery connector stable by changing the matching structure between the conductive terminal and the insulating body.

Description

Battery connector with solid structure

technical field

The utility model relates to the technical field of connectors, in particular to a battery connector with a stable structure.

Background technique

In various portable electronic devices, the battery connector is a very important part. A battery connector usually installed on a printed circuit board is called a board-end connector, and a connector mated with the board-end connector is called a wire-end connector. In the prior art, the wire end connector is inserted into the board end connector in a horizontal insertion manner to form an electrical connection, but this single mating method is obviously insufficient in flexibility and has great limitations in use. In addition, in the prior art, the structural strength and docking safety of the conductive terminal itself of the battery connector (ie, the board terminal connector), as well as the matching structure between the conductive terminal and the insulating body need to be further improved.

Therefore, the applicant proposes a battery connector with a stable structure to solve the above-mentioned problems in the prior art.

Utility model content

The main purpose of the present invention is to provide a battery connector with a stable structure, which makes the structure of the battery connector stable by changing the matching structure between the conductive terminal and the insulating body.

Other purposes and advantages of the utility model can be further understood from the technical characteristics disclosed in the utility model.

To achieve the above purpose, the utility model adopts the following technical solution: a battery connector with a stable structure at least includes an insulating body and a plurality of conductive terminals. The insulating body has a plurality of interfaces formed on its front surface, and a plurality of terminal channels extending backward from the corresponding interfaces to the rear surface of the insulating body; a pair of grooves are formed in each terminal channel, which The pair of grooves are located on the two side walls of the corresponding terminal channel and close to the rear surface of the insulating body. Each conductive terminal includes a base, a pair of vertical walls bent vertically upward from both sides of the base, and a pair of elastic arms extending forward from the corresponding vertical walls and bent inward. , a pair of fixed arms extending backwards from the corresponding vertical wall and bent outwards to form a figure-eight shape, and a fixed foot bent downwards from the rear edge of the base and extended backwards; when the When the conductive terminal is installed in the corresponding terminal channel of the insulating body, the base is located on the bottom surface of the terminal channel; the pair of vertical walls are attached to the side walls of the terminal channel; the pair of elastic arms are forward protruding into the corresponding interface; the pair of fixing arms extend backward and snap into the corresponding groove; the fixing feet are exposed outside the insulating body.

In one of the embodiments, an opening recessed backward from the front surface of the insulating body and communicating with the interface is formed on the top surface of each interface, and both the opening and the interface can be used for a mating connector. Butt terminal insertion.

In one embodiment, a pair of fixing grooves are formed on the insulating body, and the pair of fixing grooves are respectively located at two side ends of the insulating body and penetrate through the upper and lower surfaces of the insulating body.

In one embodiment, the battery connector further includes a pair of fixing pieces assembled into the pair of fixing grooves.

In one of the embodiments, the fixing piece has a sheet-like structure, which has an insertion end located below and an operation end located above, wherein the insertion end can be inserted into the fixing groove, and the size of the operation end is larger than that of the insertion end. Dimensions and located outside of this retaining slot.

In one of the embodiments, the base is planar; and the pair of vertical walls are vertical; the distance between the pair of elastic arms is smaller than the distance between the pair of vertical walls, so as to clamp shape.

In one embodiment, the conductive terminal further has a rib formed at the bend of the base portion and the fixing portion, and a protruding point protruding inward is formed at the front ends of the pair of elastic arms.

Compared with the prior art, the battery connector of the utility model has a stable structure by adopting a fixed arm in the shape of an outer splayed on its conductive terminal, and snapping into the groove in the corresponding terminal channel, so that the battery is connected form a stable structure. In addition, the battery connector improves the contact reliability with the mating connector by adjusting the structure of the conductive terminal.

Description of drawings

FIG. 1 is a three-dimensional schematic diagram of a battery connector with a stable structure of the present invention.

FIG. 2 is a schematic diagram of an exploded structure of the battery connector with a stable structure of the present invention.

FIG. 3 is a three-dimensional structural diagram of the conductive terminal of the battery connector with a stable structure according to the present invention.

FIG. 4 is a schematic plan view of the conductive terminals of the battery connector with a stable structure according to the present invention.

FIG. 5 is a cross-sectional schematic view of the battery connector with a stable structure of the present invention.

FIG. 6 shows two mating modes of the battery connector with a stable structure and the docking connector of the present invention.

The reference numerals in the above-mentioned accompanying drawings are explained as follows:

Battery Connector 1 Insulating Body 10

Interface 11 Terminal channel 12

Opening 13 Groove 14

Retaining slot 15 Conductive terminal 20

base 21 vertical wall 22

Spring Arm 23 Fixed Arm 24

Fixed feet 25 Ribs 26

bump 27 retainer 30

Insertion side 31 Operation side 32

Barb Structure 33 External Circuit Board 2

Mating connector 3, 3’ Mating terminal 301, 301’.

detailed description

The following embodiments are described with reference to the accompanying drawings to illustrate specific embodiments in which the present invention can be implemented. The directional terms mentioned in this utility model, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc., are only for reference to the attached drawings direction. Therefore, the used directional terms are used to illustrate and understand the present invention, but not to limit the present invention.

Please refer to FIG. 1 and FIG. 2 , the battery connector 1 with a stable structure of the present invention includes an insulating body 10 , a plurality of conductive terminals 20 , and a pair of fixing pieces 30 .

Referring to FIG. 2 and FIG. 5 , the housing 10 has a plurality of interfaces 11 formed on its front surface, and a plurality of terminal channels 12 extending backward from the corresponding interfaces 11 to the rear surface of the housing 10 . An opening 13 recessed from the front surface of the insulating body 10 and communicated with the interface 11 is formed on the top surface of each interface 11 , so that the top surface of the interface 11 forms an open structure. A pair of grooves 14 are formed in each terminal passage 12 , and the pair of grooves 14 are located on two side walls of the corresponding terminal passage 12 and close to the rear surface of the insulating housing 10 .

In addition, as shown in FIG. 2, the insulating body 10 also has a pair of fixing grooves 15, which are respectively located at the two side ends of the insulating body 10 and run through the upper and lower surfaces of the insulating body 10 for respectively The pair of fixing pieces 30 are accommodated. The fixing piece 30 has a sheet-like structure, which has an insertion end 31 located below and an operating end 32 located above, wherein the insertion end 31 can be inserted into the fixing groove 15 and fixed on an external circuit board 2 (as shown in FIG. 6), a barb structure 33 is formed on both sides of the insertion end 31. When the insertion end 31 is inserted into the fixing groove 15, the barb structure 33 can form a fixed fit with the fixing groove 15, and The end of the insertion end 31 can be fixedly connected with the external circuit board 2 . The size of the operating end 32 is greater than that of the inserting end 31, and when the inserting end 31 is inserted into the fixing groove 15, the operating end 32 stays outside the fixing groove 15, so as to be removed.

As shown in Fig. 2, Fig. 3 and Fig. 4, each conductive terminal 20 includes a base 21, a pair of vertical walls 22 bent vertically upward from both sides of the base 21, a pair of self-corresponding An elastic arm 23 extending forward from the vertical wall 22 and bent inward, a pair of fixed arms 24 extending backward from the corresponding vertical wall 22 and bent outward, and a fixed arm 24 formed from the base 21 The rear edge is bent downward and the fixed foot 25 extends backward. In this embodiment, the base 21 is substantially planar; and the pair of vertical walls 22 are vertical; the distance between the pair of elastic arms 23 is smaller than the distance between the pair of vertical walls 22, Therefore, it is in a clamping shape; and the pair of fixed arms 24 are in a figure-eight shape.

As shown in Figure 5, when the conductive terminal 20 is installed in the corresponding terminal channel 12 of the insulating body 10 from the rear surface of the insulating body 10, the base 21 is located on the bottom surface of the terminal channel 12; The vertical wall 22 leans against the side wall of the terminal channel 12; the pair of elastic arms 23 are in a clamping shape and protrude forward into the corresponding interface 11, so as to prepare for connecting with a mating connector 3 or 3'. The docking terminal 301 or 301' (see FIG. 6 ) is docked; the pair of fixed arms 24 extend backward and use their own elastic force to automatically rebound and snap into the corresponding groove 14 to prevent the conductive terminal 20 from withdrawing backward The terminal channel 12 and the fixing pin 25 are exposed outside the insulating housing 10 for soldering to the external circuit board 2 .

In addition, as shown in FIG. 3 , the conductive terminal 20 also has a rib 26 formed at the bend between the base portion 21 and the fixing portion to increase the structural strength of the fixing leg 25 . An inwardly protruding bump 27 is formed on the front ends of the pair of elastic arms 23 to improve the reliability of the electrical contact between the conductive terminal 20 and the butt terminal. In addition, some barbs are formed on the upper edge of the vertical wall 22 of the conductive terminal 20 to further facilitate the fixing of the conductive terminal 20 in the terminal channel 12 .

As shown in Figure 6, the battery connector 1 of the present invention provides two mating methods, so that it can adapt to different butt connectors 3, 3', for example, the butt terminals 301 of a pair of butt connectors 3 can be self-corresponding from front to back The interface 11 of the docking connector 3' can be inserted into the battery connector 1 horizontally to form electrical contact with the corresponding conductive terminal 20; while the docking terminal 301' of the other docking connector 3' can be inserted vertically from the corresponding opening 13 from top to bottom The battery connector 1 is in electrical contact with the corresponding conductive terminal 20 .

Of course, in other embodiments, the docking connectors matched with the battery connector 1 are not limited to the above two different docking connectors 3, 3'. In addition, the docking connectors matched with the battery connector 1 cannot be limited to different docking connectors, and the same docking connector can also be inserted into the battery connector 1 in different ways, for example, the docking connector 3 The docking terminal 301 can be horizontally inserted into the battery connector 1 from the front to the back from the corresponding interface 11, or can be vertically inserted into the battery connector 1 from the top to the bottom from the corresponding opening 13, so that it can be connected with the corresponding conductive terminal 20 make electrical contact.

In summary, the conductive terminal 20 of the battery connector 1 of the present invention adopts a figure-eight fixed arm 24, which can cooperate with the groove 14 in the insulating body 10, thereby preventing the conductive terminal 20 from retreating, so that the battery is connected The structure of device 1 is stable. The battery connector 1 also adjusts the structure of the conductive terminal 20 to improve its contact reliability with the mating connector. In addition, the battery connector 1 adopts an open structure at the top of the interface 11, so as to provide two mating modes, so that the docking connector 3 or 3' can be inserted into the battery connector 1 horizontally or vertically.

Claims (7)

1. there is a battery connector for robust structure, at least include an insulating body and multiple conducting terminal, its feature It is:

This insulating body has multiple interface being formed at its front surface and multiple to extand rearward to this from corresponding interface exhausted The terminal channel of the rear surface of edge body；Being each formed with a pair groove in each terminal channel, this pair groove is positioned at relatively On the two side of the terminal channel answered and near the position, rear surface of this insulating body；And

Each conducting terminal all include a base portion, a pair from the two of this base portion on the side the vertical vertical wall of bending, one To the elastic arm extending forward from corresponding vertical wall and bending inwards, extend back from corresponding vertical wall for a pair And outwards bending form and fixed arm in toed-out shape, one bend downwards from the back edge of this base portion and extend back fixing Foot；When this conducting terminal is installed in the corresponding terminal channel of this insulating body, this base portion is positioned at this terminal channel On bottom surface；This pair vertical wall abuts on the sidewall of this terminal channel；This pair elastic arm stretches into forward corresponding interface In；This pair fixed arm extends back and snaps in corresponding groove；This fixing foot is then exposed to outside this insulating body.

There is the battery connector of robust structure the most as claimed in claim 1, it is characterised in that: equal at the end face of each interface It is formed with an opening being backwardly recessed from the front surface of this insulating body and being connected with this interface, this opening and the equal energy of this interface Enough docking terminals for a butt connector insert.

There is the battery connector of robust structure the most as claimed in claim 1, it is characterised in that: on this insulating body, go back shape Becoming to have a pair and fix groove, this fixes groove for a pair and lays respectively at the two side ends of this insulating body and run through the upper of this insulating body Lower surface.

There is the battery connector of robust structure the most as claimed in claim 3, it is characterised in that: this battery connector also includes Having a pair stator, group enters this and fixes in groove for a pair.

There is the battery connector of robust structure the most as claimed in claim 4, it is characterised in that: this stator is tied in the form of sheets Structure, its have one be positioned at lower section insert end and an operating side above, wherein this insertion end is inserted into this fixing groove In, the size of this operating side is more than the size of this insertion end and is located at outside this fixing groove.

There is the battery connector of robust structure the most as claimed in claim 1, it is characterised in that: this base portion is plane；And This pair vertical wall is vertical shape；Distance between this pair elastic arm less than the distance between this pair vertical wall, thus in Clamping shape.

There is the battery connector of robust structure the most as claimed in claim 6, it is characterised in that: this conducting terminal also has one It is formed at the convex tendon of this base portion and the bending place of this fixed part, and is each formed with one in the front end of this pair elastic arm and inwardly protrudes out Salient point.