CN203071275U - Battery connector - Google Patents

Abstract

The utility model provides a battery connector, comprising: a seat body, which is arranged on a circuit board; A plurality of conductive terminals in the embedding slot; the conductive terminals at least include a terminal body, an electrical contact part extending from the terminal body, and a guide extending from the electrical contact part and having both horizontal guides and vertical guides part; a plug connected to the battery; the plug includes: a second insulating support; a plurality of charging terminals arranged on the second insulating support for corresponding contact with the plurality of conductive terminals in the seat body. Compared with the prior art, the battery connector of the present invention can provide the plug to be plugged and pulled out of the seat body in various plugging and unplugging modes, which improves the plugging and pulling flexibility of the plug and meets the requirements of miniaturization of electronic products.

Description

battery connector

technical field

The utility model relates to a battery connector used for electrical connection between a circuit board and a battery, in particular to a battery connector which is convenient for plugging and unplugging.

Background technique

With the vigorous development of semiconductor technology and communication technology, portable electronic products such as mobile phones, digital assistants PDA, notebook computers, tablet computers, and digital cameras have been greatly popularized. One of the most convenient functions of portable electronic products is that they can provide consumer Or portable use, and these electronic products themselves need to consume power, so it is an important requirement to supplement power at any time. The electronic product is provided with a charging device for supplementing power, and the medium for supplementing power between the electronic product and the battery is a battery connector, which is used to realize the electrical connection between the battery and the circuit board.

Generally, the battery connector includes a female seat on the circuit board and a plug connected to the battery; wherein, the female seat includes an insulating body, a plurality of conductive terminals assembled on the insulating body, and each conductive terminal includes a flat part, Part of the head protruding out of the insulating body, and the elastic bending part connecting the head and the flat part; and the plug includes an insulating body, a plurality of charging terminals assembled on the insulating body, each charging terminal and each The conductive terminals are correspondingly connected.

However, the existing battery connectors have the following problems:

1. Only one plugging method is supported, that is, the plug is connected to the female base either in a horizontal plugging or vertical plugging method. Taking the above-mentioned battery connector as an example, the plug is inserted into the receptacle in a horizontal plugging and unplugging manner.

2. When the plug is inserted into the socket, the head of the conductive terminal moves downward. When the pressure is greater, the stroke of the terminal moves downward. However, such a structure makes the height of the battery connector cannot be low, and cannot meet the requirement of miniaturization of electronic products.

Utility model content

The purpose of the utility model is to provide a battery connector for solving the problem of single plugging and unplugging methods.

The utility model provides a battery connector, comprising: a seat body, which is arranged on a circuit board; A plurality of conductive terminals in the embedding slot; the conductive terminals at least include a terminal body, an electrical contact part extending from the terminal body, and a guide extending from the electrical contact part and having both horizontal guides and vertical guides part; a plug connected to the battery; the plug includes: a second insulating support; a plurality of charging terminals arranged on the second insulating support for corresponding contact with the plurality of conductive terminals in the seat body.

Optionally, the terminal body is two clamping metal plates oppositely arranged and connected to each other or two oppositely arranged and separated clamping metal plates.

Optionally, the bottom of the terminal body is provided with an engaging structure for combining with the first insulating bracket.

Optionally, the engaging structure includes an engaging insert with barbs.

Optionally, the guide part includes two guide pieces extending from the electrical contact part and inclined upward to form a diffusion opening structure.

Optionally, the outer periphery of the charging terminal is provided with chamfers for easy insertion into the conductive terminal.

Optionally, the battery connector further includes: two clamping feet are provided on opposite sides of the first insulating support, and the clamping feet include a first extension arm provided on the first insulating support and a sleeve On the first elastic shell on the first extension arm, the first elastic shell is provided with a first engaging portion facing the conductive terminal; two pins are provided on opposite sides of the second insulating bracket , the pin includes an extension arm arranged on the second insulating support and a second elastic casing sheathed on the extension arm, the second elastic casing is provided with a The first engaging portion on the first elastic shell corresponds to the second engaging portion.

Optionally, the first engaging portion is a convex point, and the second engaging portion is a concave point or a positioning hole; or, the first engaging portion is a concave point or a positioning hole, and the second engaging portion is a concave point or a positioning hole. The junction is a raised point.

Optionally, the battery connector further includes: a sliding groove arranged adjacent to the concave point or the positioning hole and matched with the convex point.

Optionally, a guide piece is provided at the end of the first elastic shell in the same direction as the conductive terminal, and the guide piece is bent inward toward the conductive terminal or facing away from the conductive terminal. Bend outward.

The battery connector provided by the utility model includes a seat on the circuit board and a plug connected to the battery. The seat is provided with a conductive terminal, and the plug is provided with a charging terminal. In particular, the The front end of the conductive terminal is designed with a guide part with both horizontal and vertical guides, so that the plug can be plugged into the seat in a variety of plugging ways (for example: horizontal direction and/or vertical direction), which improves the plug's insertion and removal. Pull flexibility.

In addition, in the battery connector provided by the utility model, the conductive terminal provided on the seat realizes electrical contact by clamping the charging terminal of the plug. With technology, the height of the seat body can be reduced to meet the miniaturization requirements of electronic products.

Description of drawings

FIG. 1 is a schematic structural view of the first embodiment of the battery connector of the present invention.

FIG. 2 is an exploded view of the structure of the seat in the battery connector of FIG. 1 .

3a and 3b are schematic structural views of the conductive terminals in the battery connector of FIG. 1 .

FIG. 4 is an exploded view of the structure of the plug in the battery connector of FIG. 1 .

Fig. 5 is a schematic structural diagram of a variation of the first embodiment of the battery connector of the present invention.

FIG. 6 is a schematic diagram of the application of the battery connector for horizontal plugging and unplugging in the first embodiment.

FIG. 7 is a schematic diagram of the application of the battery connector for vertical plugging and unplugging in the first embodiment.

Fig. 8 is a schematic diagram of the application of plugging and unplugging after the plug of the battery connector is turned over 180° in the first embodiment.

9a and 9b are structural schematic diagrams of the conductive terminals in the second embodiment of the battery connector of the present invention.

FIG. 10 is a schematic structural view of the third embodiment of the battery connector of the present invention.

FIG. 11 is a schematic structural view of the fourth embodiment of the battery connector of the present invention.

Detailed ways

In view of the fact that the existing battery connector only supports one plugging method (that is, the plug is connected to the female seat in a horizontal plugging method or a vertical plugging method), resulting in a single plugging method and weak flexibility. question.

Therefore, the inventor of the utility model has improved the prior art and proposed a battery connector, which includes: a seat body, which is arranged on a circuit board; the seat body includes: a first insulating support, and the first The insulating bracket is provided with a plurality of embedding slots; corresponding to the conductive terminals arranged in the embedding slots, each of the conductive terminals at least includes an electrical contact portion and is extended from the electrical contact portion, and has both horizontal guidance and vertical orientation. A guiding part; a plug, connected to the battery; the plug includes: a second insulating support; a plurality of charging terminals arranged on the second insulating support and corresponding to the plurality of conductive terminals in the seat body . Compared with the battery connector that only supports one plugging method, the utility model designs a guiding part with both horizontal and vertical guidance on the front end of the conductive terminal, so that the plug can be provided in multiple plugging methods ( For example: the horizontal direction and/or the vertical direction) are plugged into the seat body, which improves the plug-in flexibility of the plug.

The battery connector proposed by the present invention will be described in detail below through specific embodiments.

First embodiment:

Fig. 1 is a schematic structural view of the first embodiment of the battery connector of the present invention. As shown in FIG. 1 , the battery connector of the present invention is applied to the electrical connection between the circuit board and the battery. The battery connector includes: a seat body 10 disposed on a circuit board PCB and a plug 12 connected to a battery (not shown in the drawing).

Please also refer to FIG. 2 , which is an exploded view of the structure of the seat 10 in the battery connector of FIG. 1 . 1 and 2, the seat body 10 includes: a first insulating support 100, a plurality of embedding notches 102 are opened on the first insulating support 100, and a conductive terminal 104 is correspondingly provided in each embedding notch 102. Two symmetrical clip feet 105 are provided on opposite sides of the first insulating support 100 .

Each component in the seat body 10 will be described in detail below.

3a and 3b are schematic structural views of the conductive terminals 104 . As shown in FIG. 3 a and FIG. 3 b , the conductive terminal 104 is made of a metal with good conductivity (such as copper). The conductive terminal 104 is of clamping design. Compared with the prior art in which the conductive terminal is designed as a bent elastic piece, the height of the seat body can be reduced to meet the miniaturization requirements of electronic products. Specifically, the conductive terminal 104 includes: a terminal body 104a, an electrical contact portion 104b extending from the terminal body 104a, and a guiding portion 104c extending from the electrical contact portion 104b and having both horizontal and vertical guidance. In this embodiment, the terminal body 104a is composed of two clamping metal plates that are oppositely arranged and connected to each other, and generally have an n-shaped symmetrical structure as a whole. The electrical contact portion 104b is formed by extending from both sides of the terminal body 104a and has a certain degree of elasticity. The front ends of the two clamping pieces are obliquely upward and shrink toward each other to form an electrical contact point. The guide part 104c is formed by extending the electrical contact part 104b, and is inclined upward to form two guide pieces in a diffused open structure. Specifically, for the inclined design, here, the inclination angle of the upward inclination is 30° to 60°, preferably, the inclination angle is 45°, so that the plug 12 can be viewed from the front, the top, or the front and the front. It can be inserted at any angle between directly above, so as to have the guiding functions of vertical plug-in and horizontal plug-in. For the design of the diffused open structure, on the one hand, the guide piece extends from the end of the clamping piece, and the width of the guide piece is fan-shaped gradually expanding; on the other hand, the two guide pieces When they extend outward, they are in a diffuse shape facing away from each other, so that a larger guideable range can be obtained. Furthermore, the bottom of the terminal body 104a is provided with an engaging structure 104d for combining with the first insulating support 100. In this embodiment, the engaging structure 104d is an engaging insert with barbs, so that the The conductive terminals 104 are firmly engaged on the first insulating support 100 .

The two clamping feet 105 are symmetrically arranged on opposite sides of the first insulating support 100, and each clamping foot 105 includes a first extension arm 106 disposed on the first insulating support 100 and a sleeve sleeved on the first extending arm 106. The first elastic shell 107, the first elastic shell 107 is roughly in the shape of a sleeve (can be non-closed), in this embodiment, the first elastic shell 107 is a metal shell with a certain elasticity, the first elastic shell 107 faces The inner side of the conductive terminal 104 (ie, the opposite side of the two first elastic shells 107 ) is provided with a first engaging portion 108 (the first engaging portion 108 will be described in detail later). In addition, the end of the first elastic shell 107 in the same direction as the conductive terminal 104 is provided with a guide piece 109, in particular, the guide piece 109 is bent outwards away from the conductive terminal 104 (that is, it is respectively arranged on the two second The two guide pieces 109 on the elastic shell 107 are bent backwards), so as to strengthen the guiding function of the plug 12 when it is plugged and pulled out of the seat body in the horizontal or vertical direction.

Please also refer to FIG. 4 , which is an exploded view of the structure of the plug 12 in the battery connector of FIG. 1 . 1 and 4, the plug 12 includes: a second insulating support 121, the second insulating support 121 is provided with a plurality of charging terminals 123 corresponding to the plurality of conductive terminals 104 in the seat body 10, on the second insulating support 121 Two symmetrical pins 125 are provided on the opposite sides of each other.

Each component in the plug 12 will be described in detail below.

The charging terminal 123 is made of a metal with good conductivity (such as copper). In practical applications, the charging terminal 123 is integrally formed with the second insulating support, which has the advantages of reducing product size and increasing product strength. In this embodiment, the charging terminal 123 is a plug-in design with a certain length. Preferably, the outer circumference of the charging terminal 123 (for example, the three sides of the head of the charging terminal 123) is chamfered, so that it is more convenient to insert a conductive Terminal 104.

The two pins 125 are symmetrically disposed on opposite sides of the second insulating support 121 . In this embodiment, the pin 125 includes a second extension arm 124 disposed on the second insulating support 121 and a second elastic shell 126 sleeved on the second extension arm 124 . In this embodiment, the second elastic shell 126 is a metal shell with certain elasticity, and the two second elastic shells 126 form a whole through the connecting piece in the middle. In addition, the outer side of the second elastic shell 126 facing away from the charging terminal 123 (that is, the opposite side of the two second elastic shells 136 ) is provided with a first engaging portion 108 corresponding to the first elastic shell 107 . Two engaging parts 127 .

In particular, in order to firmly combine the plug 12 with the base body 10 , an engaging structure including a clip pin 105 and a pin 125 is designed. 1 , 2 and 4 , two clamping feet 105 are provided on the opposite sides of the first insulating support 100 of the seat body 10 , and first engaging portions 108 are provided on the opposite inner sides of the two clamping feet 105 Correspondingly, two pins 125 are provided on the opposite sides of the second insulating bracket 121 of the plug 12, and the two opposite outer sides of the two pins 105 are provided with second clips corresponding to the first engaging portion 108 Department 127. In this embodiment, the first engaging portion 108 is a circular convex point, and correspondingly, the second engaging portion is a circular concave point (similar to a pothole) or a positioning hole. Here, the number of the circular convex point as the first engaging portion 108 and the circular concave point (similar to a pothole) or positioning hole as the second engaging portion 127 is two, but this does not mean that As a limitation, in practical applications, other changes can be made in the number of the pins 105 and pins 125 according to the lengths of the pins 105 and pins 125 and the requirements for fastness of bonding, and details will not be repeated here.

In addition, a flexible printed circuit (FPC) 128 used for electrical transmission is welded to one end of the charging terminal 123, which can reduce the overall height of the product. The upper part of the charging terminal 123 is covered with plastic to prevent the short circuit between the charging terminal 123 and the external circuit, and after the FPC circuit board 128 is welded to the charging terminal 123, the whole shell is strengthened by using two second elastic shells 126 through the middle connector. .

Moreover, further, in order to increase the smoothness of the movement of the plug 12 in the process of plugging and unplugging the seat body 10, in the present utility model, especially, as shown in FIG. A chute 129 is provided between two circular concave points (similar potholes) or positioning holes. The depth of the chute 129 is slightly smaller than the height of the circular protrusion serving as the first engaging portion 108 .

When the battery connector of the present invention is applied, the conductive terminals 104 have the guiding functions of vertical plugging and horizontal plugging. Therefore, in one case, the plug 12 can be inserted and removed from the base body 10 in a horizontal direction (as shown in FIG. 6 ), and the charging terminal 123 in the plug 12 is plugged into the holding piece of the conductive terminal 104 of the base body 10 . Make electrical contact. In another case, the plug 12 can also be inserted and removed from the base body 10 in a vertical direction (as shown in FIG. 7 ). In fact, in other cases, the plug 12 can also be inserted and removed from the base body 10 at any angle between the horizontal direction and the vertical direction. It can be seen that the battery connector of the present invention can provide a large range of insertion and extraction angles. In yet another case, the plug 12 can also be turned over 180° (that is, upside down), and then inserted and removed from the base body 10 in a horizontal or vertical direction (as shown in FIG. 8 ).

Second embodiment:

The battery connector of the utility model is applied to the electrical connection between the circuit board and the battery. The battery connector includes: a seat body 10 disposed on a circuit board PCB and a plug 12 connected to a battery (not shown in the drawing).

The seat body 10 has a first insulating support 100 , and a plurality of embedding notches 102 are opened on the first insulating support 100 . Each embedded notch 102 is correspondingly provided with a conductive terminal 204 made of a metal with good conductivity (such as copper). Two clamping feet 105 are provided on opposite sides of the first insulating support 100 , and first engaging portions 108 are provided on opposite inner sides of the two clamping feet 105 (ie, opposite sides of the two clamping feet 105 ).

The plug 12 has a second insulating support 121, and the second insulating support 121 is provided with a plurality of charging terminals 123 corresponding to the plurality of conductive terminals 104 in the seat body 10, and the charging terminals 123 are made of a metal with better conductivity (such as copper ) made. Two prongs 125 are provided on the opposite sides of the second insulating support 121 of the plug 12, and the two opposite outer sides of the two prongs 125 (that is, the side opposite to the two prongs 125) are provided with the first engaging The second engaging portion 127 corresponding to the portion 108 .

Compared with the first embodiment, in the second embodiment, the structure of the conductive terminals is changed. In the first embodiment, the conductive terminal 104 is a clip-type design, including a terminal body 104a, an electrical contact portion 104b, and a guide portion 104c. In the second embodiment, however, as shown in FIG. 9a and FIG. 9b, the conductive terminal 204 may include two independent discrete parts 204a, 204b, and each discrete part includes a clamping metal plate, a metal clamping plate extended as The clamping piece of the electrical contact part and the guide piece as a guide part formed by extending from the clamping piece. In practical applications, the two discrete components 204 a , 204 b are respectively arranged on two opposite inner sides of the embedding notch 102 to form the conductive terminal 204 .

Third embodiment:

Fig. 10 is a schematic structural view of the third embodiment of the battery connector of the present invention. As shown in FIG. 10 , the battery connector of the present invention is applied to the electrical connection between the circuit board and the battery. The battery connector includes: a seat body 10 disposed on a circuit board PCB and a plug 12 connected to a battery (not shown in the drawing).

The seat body 10 has a first insulating support 100 , and a plurality of embedding notches 102 are opened on the first insulating support 100 . Each embedding slot 102 is correspondingly provided with a conductive terminal 104 made of a metal with good conductivity (such as copper). Two clamping feet 105 are provided on opposite sides of the first insulating support 100 , and first engaging portions 208 are provided on opposite inner sides of the two clamping feet 105 (ie, opposite sides of the two clamping feet 105 ).

The plug 12 has a second insulating support 121, and the second insulating support 121 is provided with a plurality of charging terminals 123 corresponding to the plurality of conductive terminals 104 in the seat body 10, and the charging terminals 123 are made of a metal with better conductivity (such as copper ) made. Two prongs 125 are provided on the opposite sides of the second insulating support 121 of the plug 12, and the two opposite outer sides of the two prongs 125 (that is, the side opposite to the two prongs 125) are provided with the first engaging The second engaging portion 227 corresponding to the portion 208 .

Compared with the first embodiment or the second embodiment, in the third embodiment, the engaging structure is changed. Specifically, in the third embodiment, as shown in FIG. 7 , the first engaging portion 208 on the seat body 10 is a circular concave point (similar to a pit) or a positioning hole, and the second engaging portion 208 on the plug 12 Portion 227 is a circular bump.

Fourth embodiment:

Fig. 11 is a schematic structural view of the third embodiment of the battery connector of the present invention. As shown in FIG. 11 , the battery connector of the present invention is applied to the electrical connection between the circuit board and the battery. The battery connector includes: a seat body 10 disposed on a circuit board PCB and a plug 12 connected to a battery (not shown in the drawing).

The seat body 10 has a first insulating support 100 , and a plurality of embedding notches 102 are opened on the first insulating support 100 . Each embedded notch 102 is correspondingly provided with a conductive terminal 204 made of a metal with good conductivity (such as copper). Two clamping feet 105 are provided on opposite sides of the first insulating support 100 , and two opposite inner sides of the two clamping feet 105 (ie, opposite sides of the two clamping feet 105 ) are provided with first engaging portions 108 .

The plug 12 has a second insulating support 121, and the second insulating support 121 is provided with a plurality of charging terminals 123 corresponding to the plurality of conductive terminals 104 in the seat body 10, and the charging terminals 123 are made of a metal with better conductivity (such as copper ) made. Two prongs 125 are provided on the opposite sides of the second insulating support 121 of the plug 12, and the two opposite outer sides of the two prongs 125 (that is, the side opposite to the two prongs 125) are provided with the first engaging The second engaging portion 127 corresponding to the portion 108 .

Compared with the first embodiment, in the fourth embodiment, the structure of the guide piece on the clip foot in the base body has been changed. In the first embodiment, the guide pieces 109 are bent outwards facing away from the conductive terminals 104 (that is, the two guide pieces 109 respectively provided on the two first elastic shells 107 are bent backwards), so as to It plays a guiding role when the plug 12 is plugged and pulled out of the seat body in the horizontal direction or the vertical direction. In the fourth embodiment, the guide piece 209 is bent inward toward the conductive terminal 104 (that is, the two guide pieces 209 respectively provided on the two first elastic shells 107 are bent toward each other), so that This restricts the insertion and removal of the plug into the seat body in the horizontal direction, so as to avoid misoperations that may occur in the horizontal direction.

In fact, further, the guide piece 209 can be movably connected to the clamping foot 105, and can be bent inward or outward adaptively according to actual needs. For example: first bend the two guide pieces 209 outwards in a back-to-back manner, so as to provide the plug 12 to be inserted into the seat body 10 in a horizontal or vertical direction; then bend the two guide pieces 209 inwards in a facing manner , thereby restricting the movement of the plug 12 in the horizontal direction, so as to avoid the possible misoperation of the plug being pulled out of the seat body in the horizontal direction.

In summary, the battery connector provided by the utility model includes a seat on the circuit board and a plug connected to the battery, the seat is provided with a conductive terminal, and the plug is provided with a charging terminal, especially , a guide part with both horizontal guide and vertical guide is designed on the front end of the conductive terminal, so that the plug can be plugged into and pulled out of the seat in various plugging modes (for example: horizontal direction and/or vertical direction), improving The flexibility of plug insertion and extraction is improved.

In addition, in the battery connector provided by the utility model, the conductive terminal provided on the seat realizes electrical contact by clamping the charging terminal of the plug. With technology, the height of the seat body can be reduced to meet the miniaturization requirements of electronic products.

The above-mentioned embodiments only illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Any person familiar with this technology can modify the above-mentioned embodiments without departing from the spirit and scope of the present utility model. Therefore, the protection scope of the utility model should be as listed in the claims.

Claims (10)

1. a battery connector is characterized in that, comprising:

Pedestal is located on the circuit board; Described pedestal comprises: first insulating support, and described first insulating support offers a plurality of interlocking notches; Correspondence is arranged on a plurality of conducting terminals in the described interlocking notch; Described conducting terminal comprises terminal body at least, the electrical contacts that is extended to form by described terminal body and the guide part that is extended, had concurrently horizontally-guided and vertically-guided by described electrical contacts;

Plug is connected with battery; Described plug comprises: second insulating support; Be arranged on described second insulating support, for a plurality of charging terminals of the corresponding contact of a plurality of described conducting terminal in the described pedestal.

2. battery connector as claimed in claim 1 is characterized in that, described terminal body is to be oppositely arranged and interconnective two clamping metallic plates or be oppositely arranged and two discrete clamping metallic plates.

3. battery connector as claimed in claim 2 is characterized in that, the bottom of described terminal body is provided with the snap-in structure that combines for described first insulating support.

4. battery connector as claimed in claim 3 is characterized in that, described snap-in structure comprises the engaging cutting that has hangnail.

5. battery connector as claimed in claim 1 is characterized in that, described guide part comprises by described electrical contacts extension, being inclined upwardly is two prerotation vanes that spread uncovered structure.

6. battery connector as claimed in claim 1 is characterized in that, the periphery of described charging terminal is provided with the chamfering of being convenient to insert described conducting terminal.

7. battery connector as claimed in claim 1, it is characterized in that, also comprise: the relative both sides of described first insulating support are provided with two pinches, described pinch comprises first adjutage of being located at described first insulating support and is set in first elastic housing on described first adjutage that described first elastic housing is provided with first holding section towards described conducting terminal; The relative both sides of described second insulating support are provided with two pins, described pin comprises the adjutage of being located at described second insulating support and is set in second elastic housing on the described adjutage that described second elastic housing is provided with described charging terminal and second holding section corresponding with described first holding section on described first elastic housing dorsad.

8. battery connector as claimed in claim 7 is characterized in that, described first holding section is salient point, and described second holding section is concave point or location hole; Perhaps, described first holding section is concave point or location hole, and described second holding section is salient point.

9. battery connector as claimed in claim 8 is characterized in that, also comprises: close on the chute of being located at described concave point or described location hole, cooperating with described salient point.

10. battery connector as claimed in claim 7, it is characterized in that, be provided with fairlead with described conducting terminal end in the same way in described first elastic housing, described fairlead is bending inwards or the outside bending of described conducting terminal dorsad towards described conducting terminal.

Images