CN201061060Y

CN201061060Y - Batteries connector

Info

Publication number: CN201061060Y
Application number: CNU2007201194993U
Authority: CN
Inventors: 曾焕清; 郑家奇; 杨国辉; 杨中富
Original assignee: Suyin Electronics Dongguan Co Ltd
Current assignee: Suyin Electronics Dongguan Co Ltd
Priority date: 2007-04-13
Filing date: 2007-04-13
Publication date: 2008-05-14
Anticipated expiration: 2017-04-13

Abstract

The utility model provides a battery connector used for holding a flat plate battery and connecting the battery with a circuit board, which comprises an insulated body, a first terminal and a second terminal respectively connected with the anode and cathode of the battery; wherein, the first terminal is provided with an arc-shaped contact piece, a fixing part for fixing the first terminal and a soldering part welded on the circuit board. The two sides of the contact piece extend into two contact parts, and the upper parts of the ends of the contact parts jointed with the contact piece are extended into two approximately arc-shaped bending elastic pieces; a contact is arranged at the front end of each bending elastic piece; when the flat plate battery is assembled in the battery connector, the flank of the flat plate battery presses the contact part of the first terminal, and the contact part drives the bending elastic piece to move and enable the contact to electrically contact with the flat plate battery, thus a plurality of electrical contact points are formed between the first terminal and one electrode of the flat plate battery. The utility model has the advantages of preventing the flat plate battery from moving in the battery connector or generating bad contact, and thus guaranteeing the stability of the battery connector.

Description

Battery connector

Affiliated technical field

The utility model relates to a kind of battery connector, especially provide a kind of can be with the battery connector of flat plate cell secure to the circuit board.

Background technology

The connector of flat plate cell generally is to be installed on the motherboard of computer, because have automatic charge function, and very few at ordinary times dismounting, so the stability of contact terminal becomes most important problem; General battery connector comprises the insulating body of accommodating battery and the first terminal that connects the battery positive and negative polarities respectively and second terminal.Wherein the first terminal card is established the medial surface that is posted by insulating base frame and is connected in the utmost point of battery, and second terminal is arranged in the bottom surface of insulating base frame and another utmost point of battery connects.

See also shown in Figure 1, be a kind of existing battery connector 9, the first terminal 92 and second terminal 93 that it comprises insulating body 91 and connects flat plate cell (not shown) positive and negative polarities respectively, wherein insulating body 91 comprises the accommodating area 910 of accommodating the flat plate cell (not shown) and the storing district of the first terminal 92 and second terminal 93, this the first terminal 92 comprises elastic contact chip 920 that contacts with flat plate cell (not shown) lateral margin electrode and the fixed part 921 that is used for fixing the first terminal 92, this elastic contact chip 920 is roughly an arc shape, its two ends convex to form contact site 922, fixed part 921 both sides are bent upwards and form two fixing inserted sheets 923, at an end of fixed part 921 formation one weld part 924 that extends back.When the flat plate cell (not shown) is assembled in the accommodating area 910, if to direction when skew that disengages sheet 920, can cause the contact site 923 at contact chip 920 two ends to have one of them and flat plate cell (not shown) contact force too small and cause poor electrical contact or inefficacy in accommodating area 910.

Summary of the invention

Main purpose of the present utility model is to provide a kind of battery connector, and this connector can increase the stability that battery connects by the contact of plural number, thereby avoids battery in stressed mobile back poor electrical contact or inefficacy to take place.

For achieving the above object, the utility model can be realized by following technical scheme: the utility model battery connector, be to be used to accommodate flat plate cell and it is electrically connected to circuit board, its structure comprises insulating body and the first terminal and second terminal that connect with positive and negative two electrodes of flat plate cell respectively, wherein insulating body comprises the battery container district of accommodating battery and the storing district of the first terminal and second terminal, and this first terminal comprises the contact chip that connects with flat plate cell lateral margin electrode, the first terminal is fixed in the fixed part of insulating body and the weld part that welds with circuit board; Wherein contact chip is roughly an arc shape, two ends extend to form two contact sites, link to each other with the contact chip top of an end of contact site extends to form and is roughly the two crooked shell fragments of detaining in the arc, convex into an outstanding contact in the end bent of crooked shell fragment, and contact site links to each other an end to the width of the other end of the contact site width greater than the contact chip front end with contact chip, purpose is in the process of assembled battery, prevent that battery lateral margin extruding contact site from making its electrically contact of influence that deforms, thereby guaranteed battery lateral margin extruding contact site and driven crooked shell fragment to move, the contact at crooked shell fragment two ends is contacted with battery lateral margin electrode, reach a plurality of contact points and electrically contact with flat plate cell.

Compared with prior art, architectural feature of the present utility model is: the contact chip front end of arc shape extends to form two contact sites, two crooked shell fragments of button in contact site one end extends to form, this bending shell fragment upper end bend relief forms the contact, thereby increased a plurality of contact points have been arranged between the first terminal and the battery, can guarantee that battery is in anabolic process or when being subjected under the external force effect run-off the straight, have at least the part contact point still can keep electrically contacting, guarantee the stability of battery connector with battery connector.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the three-dimensional exploded view of known battery connector;

Fig. 2 is the three-dimensional exploded view of the utility model battery connector;

Fig. 3 is the profile after the assembled battery of the utility model battery connector; And

Fig. 4 is the first terminal end view of the utility model battery connector.

The known battery connector of 9-among the figure, 91-insulating body, 910-accommodating area, the 92-the first terminal, 920-contact chip, 921-fixed part, the 922-contact site, 923-is inserted sheet fixedly, 1-the utility model battery connector, the 2-insulating body, 21-accommodating area, 211-accepting groove, the 22-sidewall, 221, the 222-projection, the 3-the first terminal, 30-contact chip, 301-contact site, the crooked shell fragment of 302-, 303-contact, 31-fixed part, the 311-inserted sheet, 32-weld part, 4-second terminal, the 41-contact site, 42-fixed part, 421-pin, the 43-weld part, the 5-flat plate cell.

Embodiment

For ease of describing enforcement structure of the present utility model in detail, existing conjunction with figs. is described as follows the utility model in detail in conjunction with the utility model one specific embodiment:

See also shown in Fig. 2,3,4, the utility model battery connector 1 is in order to accommodating flat plate cell 5 and it is electrically connected to the circuit board (not shown), and its structure comprises insulating body 2 and connects the first terminal 3 and second terminal 4 of battery 5 positive and negative polarities respectively.

Insulating body 2 comprises battery container district 21 and encloses the sidewall 22 in this battery container district 21, the bottom surface in this battery container district 21 is recessed to form two relative terminal containing slots 211, be respectively applied for and accommodate the first terminal 3 and second terminal 4, wherein extend to form the fixedly projection 221 of the first terminal 3 and second terminal 4 with respect to sidewall 22 outer surfaces of accepting groove 211,222, these projections 221,222 lower surface is recessed to form the fixedly fixed slot (not label) of the first terminal 3 and second terminal 4, and sidewall 22 upper surfaces extend to form a plurality of stopper sections (not label) towards accommodating area 21, and to be used for preventing that flat plate cell 5 is assembled into battery connector 1 stressed and break away from.

The first terminal 3 comprises that the contact chip 30 of the arc that connects with flat plate cell 5, the fixed part 31 that the first terminal is fixed on the insulating body 2 reach the weld part 32 that welds with circuit board; Wherein contact chip 30 two ends of arc extend to form contact site 301, these contact sites 301 link to each other with contact chip 30 top of an end then oppositely extend to form in curved crooked shell fragment 302, the curve radian of this bending shell fragment 302 is different with contact chip 30, the curvature of crooked shell fragment 302 is bigger, convexes to form an outstanding contact 303 at the end bent of crooked shell fragment 302.

Fixed part 31 both sides of the first terminal 3 extend upward and are bent to form two fixing pins 311, this pin 311 fixedly is inserted in the slot (not label) of projection 221, one end of fixed part 31 extends bending and links to each other with contact chip 30, and weld part 32 extends to form from the end of fixed part 31 away from contact chip 30.When flat plate cell 5 is assembled in this battery connector 1, deformation takes place in the contact site 301 at lateral margin extruding contact chip 30 two ends of flat plate cell 5, the crooked shell fragment 302 of contact site 301 drives moves in this process, the contact 303 of crooked shell fragment 302 ends is contacted with the lateral margin of flat plate cell 5, thereby having reached between the first terminal 3 and flat plate cell 5 lateral margins has a plurality of electrical contact points to contact, prevented that electrically bad phenomenon from appearring in battery in stressed mobile process, improved the stability of battery connector 1.

One of architectural feature of the present utility model is: must be greater than the banner width B of cutting apart contact chip 30 Lower Halves to the contact chip 30 and the lamellar body length A of 302 fens cut nodes of crooked shell fragment from the limit end of the contact site 301 of contact chip 30, its purpose is: in the process of assembling flat plate cell 5, when contact site 301 has enough intensity to prevent the lateral margin extruding contact site 301 of flat plate cell 5 with its lamellar body length A, produce excessive deflection and influence electrical contact, thereby guaranteed flat plate cell 5 lateral margins extruding contact site 301 and driven crooked shell fragment 302 to move, the contact 303 of crooked shell fragment 302 ends is contacted with flat plate cell 5 lateral margin electrodes.

Second terminal 4 comprises an elastic contact part 41 of conflicting with flat plate cell 5, be fixed in the fixed part 42 of insulating body and be soldered to the weld part 43 of circuit board; Wherein elastic contact part 41 is placed in the accepting groove 211, and the fixed part 42 both sides bending extensions that connect elastic contact part 41 and weld part 43 form two inserted sheets 421, and this inserted sheet 421 is pegged graft and fixed in the slot (not shown) that forms with projection 222 bottom notch; When flat plate cell 5 is assembled in this battery connector 1, the lower surface of battery electrically contacts with elastic contact part 41.

When the utility model is installed, the inserted sheet 311 of the fixed part 31 of the first terminal 3 is inserted in the slot (not shown) that projection 221 bottom surfaces are recessed to form, the contact chip 30 of arcuation is contained in the accommodating area 21, then the contact site 41 of second terminal 4 part near fixed parts 42 is contained in the accepting groove 211, tilts to be contained in the accommodating area 21 away from the part of fixed part 42.Flat plate cell 5 is arranged in the above-mentioned battery connector 1 by extruding, the electrode of its lateral margin and the first terminal 3 connect, the electrode of bottom surface and second terminal 4 connect, the stop block that insulating body 2 is provided with (not label) card is set up defences and is ended the accommodating area 21 that flat plate cell 5 skids off battery connector 1, and the contact site 301 of the first terminal 3 electrically contacts with flat plate cell 5 lateral margins with contact 303, thereby guaranteed that flat plate cell 5 still has contact site 301 or the contact 303 of part electrically to contact with the electrode of lateral margin when mobile in accommodating area 21, the phenomenon that prevents poor electrical contact takes place, and has guaranteed the stability of this battery connector.

Be familiar with enforcement utility model purpose and the effect that this operator understands the utility model spirit strictly according to the facts for making, for embodiment and accompanying drawing only be that the utility model is illustrated, not to the utility model any restriction in addition, the utility model also can still have other variation execution mode, so allly be familiar with this operator and carry out other pattern under this case utility model spirit and implement not breaking away from, the equivalence that all should be considered as this case claim is implemented.

Claims

1. battery connector, it comprises insulating body and the first terminal and second terminal that connect with battery two electrodes respectively, it is characterized in that: this first terminal is provided with the contact chip of the arc that connects with flat plate cell, the contact chip two ends of arc extend to form contact site, these contact sites link to each other with contact chip the top of an end then oppositely extend to form in curved crooked shell fragment, end bent at crooked shell fragment convexes to form an outstanding contact, forms the multiple spot contact that contacts with flat plate cell by contact site and contact.

2. battery connector as claimed in claim 1 is characterized in that the curve radian of this bending shell fragment is different with the curvature of contact chip, and the curvature of crooked bullet is bigger.

3. battery connector as claimed in claim 1 is characterized in that from the limit end of the contact site of contact chip to contact chip and crooked shell fragment divides the sheet body length of cut node must be greater than the width of cutting apart contact chip Lower Half banner.