CN201097409Y - Charging connector - Google Patents

Abstract

The utility model discloses a charging connector, it includes a casing, and the casing has a casing block, has seted up a connecting hole, a plug hole and at least one card hole on this casing block, and the outside protrusion has the locating piece on the casing block. The connecting hole is internally provided with a terminal limiting body, the terminal limiting body is provided with at least one clamping block, and the clamping block is clamped in the clamping hole. The connecting hole is provided with a first connecting terminal and a second connecting terminal through the terminal limiting body. The first connecting terminal is provided with a connecting part and a spring sheet. The second connecting terminal is provided with a connecting part and a spring piece. The utility model discloses charging connector is small need not occupy too big space to adaptable electronic product miniaturization development trend, and the installation in the electronic product is fixed also more convenient easy.

Description

charging connector

technical field

The utility model relates to a charging connector, in particular to a charging connector installed inside an electronic product.

Background technique

At present, many electronic products are equipped with rechargeable batteries inside. In order to charge the rechargeable batteries, a charging connector needs to be provided inside the electronic products accordingly. Currently, the charging connectors of electronic products generally have relatively large wings protruding to both sides, and the charging connectors are snapped and fixed into the electronic products through the two wings.

However, the above-mentioned two wings of the existing charging connector occupy a large space, resulting in a large volume of the existing charging connector and it is not convenient to install it on the electronic product.

Utility model content

The purpose of the utility model is to provide a charging connector which occupies a small space and is convenient to install and fix on the electronic product, aiming at the shortcomings of the above-mentioned prior art.

In order to achieve the above purpose, the charging connector provided by the utility model includes a housing, the housing has a housing block, and the housing block is provided with a connection hole and a plug hole; a terminal limiter is installed in the connection hole Body, and a first connection terminal and a second connection terminal are installed through the terminal limiting body; a positioning block protrudes outward from the left and right sides of the housing block; the first connection terminal has a connecting portion and an elastic piece; the second connection terminal has a connecting portion and an elastic piece.

As mentioned above, the charging connector of the utility model omits the fins that occupy a large space, making the overall volume of the charging connector smaller, adapting to the trend of miniaturization of electronic products; Easy for convenience.

Description of drawings

Fig. 1 is a perspective view of a charging connector of the present invention.

FIG. 2 is an exploded perspective view of the charging connector shown in FIG. 1 .

FIG. 3 is a perspective view of a housing in the charging connector shown in FIG. 1 .

Fig. 4 is a perspective view of a terminal limiting body in the charging connector shown in Fig. 1 .

The reference signs of each component in the figure are explained as follows:

Housing 100 Housing block 110

Connecting hole 111 Plug hole 112

Next door 113 card hole 115

Protection block 116 Positioning block 120

Top 121 Bottom 122

Side 123 Terminal limit body 200

Limiting block 210 Upper surface 201

Front surface 203 Left surface 205

Right surface 206 groove 207

Base slot 221 Holder hole 223

Shrapnel connection slot 224 Tail slot 225

Bullet Slot 226 Joint Slot 227

Main slot 231 Extension slot 232

Auxiliary Slot 233 Auxiliary Slot 234

Buckle hole 235 End slot 236

Elastic body slot 237 Connection slot 238

Block 250 Inclined 251

Protection block 261 bump 262

First connecting terminal 300 base 310

Connecting part 320 Holding part 330

Shrapnel joint 340 Shrapnel 350, 470

Tail 351, 471 Projectile 352, 472

Extension 353, 473 Connection 354, 474

Raised part 355, 475 Second connecting terminal 400

Main Department 410 Extension Department 420

Company Department 430 Auxiliary Department 440

Auxiliary 450 Buckle 460

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

For the convenience of description, it is stipulated that the up-down, front-back and left-right directions of the charging connector in the following embodiments are based on FIG. 1 .

Please refer to FIG. 1 and FIG. 2 , the charging connector of the present invention includes a housing 100 , and a terminal limiting body 200 is installed in the housing 100 , and the housing 100 is equipped with a first connecting terminal 300 and a second connection terminal 400 .

Referring to FIG. 1 , FIG. 2 and FIG. 3 , the housing 100 has a housing block 110 . The housing block 110 is substantially rectangular when viewed from the front, and trapezoidal when viewed from the left and right sides. The casing block 110 defines a substantially square connection hole 111 passing through the upper and lower surfaces of the casing block 110 and a plug hole 112 passing through the upper and lower surfaces of the casing block 110 . The plug hole 112 is used for inserting a charging plug (not shown in the figure), and the plug hole 112 is separated from the connecting hole 111 by a partition wall 113 . A positioning block 120 protrudes outward from the left and right sides of the housing block 110 respectively. The positioning block 120 is in the shape of a wedge with a large front and a small rear. The positioning block 120 has a top surface 121, a bottom surface 122 and a side surface 123. The top surface 121 , the bottom surface 122 and the side surface 123 are all a plane. A locking hole 115 is respectively defined on the left side wall and the right side wall of the connecting hole 111 . A substantially rectangular protective block 116 protrudes downward from the left and right sides of the front end of the housing block 110 .

Referring to FIG. 1 , FIG. 2 and FIG. 4 , the terminal limiting body 200 is installed in the connecting hole 111 of the housing 100 , and has a limiting block 210 . The limiting block 210 has an upper surface 201 , a front surface 203 , a left surface 205 and a right surface 206 . A substantially square-shaped groove 207 is formed on the intersection of the upper surface 201 and the front surface 203 of the limiting block 210 .

On the right surface 206 of the limiting block 210 are defined a vertical base groove 221 , a substantially square elastic piece joint groove 224 , a substantially rectangular tail groove 225 and a substantially trapezoidal elastic portion groove 226 . The limiting block 210 defines a holding hole 223 at the bottom of the base groove 221 . The upper surface 201 of the limiting slot 210 defines a substantially rectangular connecting slot 227 connected to the base slot 221 .

On the left surface 205 of the limiting block 210, there is a main part groove 231 facing up and down, a rectangular extending part groove 232 facing forward and backward, a roughly square auxiliary part groove 233, and a rectangular strip extending up and down. A helper groove 234 and a buckle hole 235. The left surface 205 of the limiting block 210 defines a substantially rectangular rear end groove 236 above the auxiliary portion groove 234 , and defines a substantially trapezoidal elastic body groove 237 in front of the auxiliary portion groove 234 . The upper surface 201 of the limiting groove 210 defines a substantially rectangular connecting groove 238 connected to the extending groove 232 .

A long block-shaped protective block 261 protrudes upward from the upper surface 201 of the limiting block 210 at the front and rear edges of the joint groove 227 and the front and rear edges of the connection groove 238 respectively. A block-shaped projection 262 with transitional rounded corners protrudes upward from the left, right, and middle of the protective block 261 . A locking block 250 respectively protrudes from the left surface 205 and the right surface 206 of the limiting block 210 , and the two locking blocks 250 are respectively locked in the two locking holes 115 of the casing 100 . The locking block 250 has an inclined surface 251 , and the inclined surface 251 can make the installation process of the locking block 250 to the locking hole 115 smoother.

The first connecting terminal 300 is formed by cutting and bending a sheet material, and has a base portion 310 substantially in the shape of a strip facing up and down, and the base portion 310 is located at the base groove 221 . The upper end of the base 310 is bent vertically to the left and extends to form a slat-shaped connecting portion 320, which is located in the connecting portion groove 227; when the charging plug is inserted, the connecting portion 320 is connected to the corresponding electrode terminal of the charging plug ( not shown in the figure) contact. The lower end of the base portion 310 is bent vertically to the left and extends to form a plate-shaped holding portion 330 , and the holding portion 330 is inserted into the holding portion hole 223 . A generally square elastic piece connecting portion 340 protrudes forward from the middle and lower portion of the base portion 310 , and the elastic piece connecting portion 340 is located at the groove 224 of the elastic piece connecting portion. An elastic piece 350 extends from the upper edge of the elastic piece connecting portion 340 . The elastic piece 350 has a substantially rectangular tail portion 351 disposed on the left side of the elastic piece connecting portion 340 and perpendicular to the elastic piece connecting portion 340 . The tail portion 351 is disposed in the tail slot 225 . A front end of the tail portion 351 is bent forward and downward to form a plate-like elastic portion 352 , and the elastic portion 352 is disposed in the elastic portion groove 226 . The end of the elastic portion 352 is bent forward and slightly downward to form a plate-like extension 353 , and the end of the extension 353 extends forward and downward to form an arc-shaped connecting portion 354 . A protruding portion 355 protrudes from a central portion of the connecting portion 354 .

The second connection terminal 400 is formed by cutting and bending a plate, and has a main portion 410 facing up and down in a strip shape, and the main portion 410 is located at the groove 231 of the main portion. The upper end of the main part 410 is connected with a strip-shaped extension 420 extending forward, and the extension 420 is located at the extension groove 232 . The front end of the upper edge of the extension part 420 is extended and bent to the right to form a plate-shaped part 430, which is located in the connection part groove 238; when the charging plug is inserted, the connecting part 430 is connected to the corresponding electrode terminal of the charging plug. (not shown in the figure) contact. A lower end of the main part 410 is connected with a substantially rectangular auxiliary part 440 extending forward, and the auxiliary part 440 is located at the auxiliary part slot 233 . A front end of the auxiliary part 440 is connected with an auxiliary part 450 extending downwards and roughly shaped like a slat. The auxiliary part 450 is located at the auxiliary part slot 234 . A lower end of the rear edge of the auxiliary part 450 is extended and bent rightward to form a plate-shaped buckle 460 , and the buckle 460 is inserted into the buckle hole 235 . An elastic piece 470 extends from the upper edge of the auxiliary part 440 . The elastic piece 470 has the same shape as the elastic piece 450 , and correspondingly has a tail portion 471 , an elastic portion 472 , an extension portion 473 , a connecting portion 474 and a protruding portion 475 . The tail portion 471 is located on the right side of the auxiliary portion 440 and is perpendicular to the auxiliary portion 440 , and is disposed in the tail end slot 236 . The elastic portion 472 is disposed in the elastic groove 237 .

Both the connection portion 354 of the first connection terminal 300 and the connection portion 474 of the second connection terminal 400 extend out of the housing 100 from between the two protection blocks 116 to avoid excessive extrusion. The protruding portion 355 of the first connection terminal 300 and the protruding portion 475 of the second connection terminal 400 are respectively elastically connected to the battery connection point (not shown in the figure) of the electronic product.

When the charging connector of the utility model is installed inside the electronic product, it is only necessary to align the positioning block 120 of the housing 100 with the limit groove provided on the electronic product (not shown in the figure, its shape and size should be the same as the limit block 120 Matching), the positioning block 120 is pushed in from front to back, and then the housing 100 and the electronic product are clamped firmly by other components.

As mentioned above, the structure and matching relationship of the housing 100, the terminal stopper 200, the first connecting terminal 300 and the second connecting terminal 400 of the charging connector of the present invention, on the one hand, can make them better cooperate with each other to The fixed connection as a whole also effectively isolates the first connection terminal 300 and the second connection terminal 400 from each other; on the other hand, the charging connector can save the fins that occupy a large space, so that the overall volume of the charging connector becomes smaller. Small size, which meets the needs of the development trend of miniaturization of electronic products; moreover, it is more convenient and easy to install and fix in electronic products.

The protection scope of the present utility model is not limited to the above-mentioned embodiments, and various additions, modifications and substitutions should be included in the claims of the present utility model. For example, the positioning block 120 may also be in the shape of a cuboid or a triangular shape.

Claims (9)

1. A charging connector, comprising a housing, the housing has a housing block, a connection hole and a plug hole are provided on the housing block; a terminal limiter is installed in the connection hole, and through the terminal The limiting body is equipped with a first connection terminal and a second connection terminal, and the feature is that: a positioning block protrudes outward from the left and right sides of the housing block; the first connection terminal has a connecting portion and a Elastic piece; the second connection terminal has a connecting portion and an elastic piece. 2. The charging connector according to claim 1, wherein the positioning block is in the shape of a wedge. 3. The charging connector according to claim 1, wherein the housing has two protective blocks, and the elastic pieces of the first connecting terminal and the elastic pieces of the second connecting terminal protrude from the housing between the two protective blocks. . 4. The charging connector according to claim 1, characterized in that: the terminal limiting body is provided with a connecting portion groove and a connecting portion groove, the connecting portion of the first connecting terminal is provided in the connecting portion groove, The connecting portion of the second connecting terminal is disposed in the connecting portion groove. 5. The charging connector according to claim 4, characterized in that: the terminal limiting body protrudes upwards from the front and rear edges of the connecting part groove and the front and rear edges of the connecting part groove respectively. The protective block is protruded from the protective block with a bump with a transitional rounded corner. 6. The charging connector according to claim 1, characterized in that: the terminal limiting body is provided with a holding portion hole and a buckle portion hole; the first connecting terminal is provided with a holding portion, and the holding portion is inserted into into the hole of the holding part; the second connecting terminal is provided with a buckle, and the buckle is inserted into the hole of the buckle. 7. The charging connector according to claim 1, characterized in that: the terminal limiter is provided with a spring part groove and a spring body groove; the first connection terminal and the second connection terminal are on the spring piece Each is provided with an elastic part, the elastic part of the elastic piece of the first connecting terminal is located in the elastic part groove, and the elastic part of the elastic piece of the second connecting terminal is located in the elastic body groove. 8 . The charging connector according to claim 1 , wherein at least one clamping hole is opened on the housing block, and the terminal limiting body has at least one clamping block, and the clamping block is clamped in the clamping hole. 9 . 9. The charging connector as claimed in claim 8, wherein the locking block has an inclined surface.

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