CN2847547Y

CN2847547Y - Low impedance structure of lithium cell group

Info

Publication number: CN2847547Y
Application number: CNU2005201144849U
Authority: CN
Inventors: 程敬义; 黄汉文; 林建忠
Original assignee: YOULIANG SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: YOULIANG SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2005-07-28
Filing date: 2005-07-28
Publication date: 2006-12-13
Anticipated expiration: 2015-07-28

Abstract

The utility model relates to a low impedance structure of a lithium battery group, which comprises a casing and a plurality of lithium batteries, wherein the interior of the casing is provided with a collecting plate which is provided with a plurality of plug sockets for connecting lithium battery electrodes; the battery electrodes which penetrate through the plug sockets are bent to be connected together; power sources of the lithium batteries are exported by contact points on the collecting plate, and the connection mode of low impedance which can change the output power supply of the lithium battery group following the structure mode of an electronic device input power supply can be formed by the structure.

Description

The low impedance structure of lithium battery group

Technical field

The utility model relates to a kind of low impedance structure of lithium battery group, relate in particular to a kind of can be along with electronic equipment be imported the power supply architecture mode, and change the low impedance structure of lithium battery group of the Low ESR parallel way of lithium battery group power supply output easily.

Background technology

General known lithium battery structure (as the battery of electronic equipments such as mobile phone, PDA), be with the positive and negative electrode of a plurality of lithium batteries respectively connection in series-parallel weld together, and then respectively by lead and special joint welding, and coated encapsulation, the special joint of this lithium battery group partly is exposed to outside the cladding, to form the battery that the subset of can powering uses.

Though above-mentioned known lithium battery structure is being widely used at present, but because the positive and negative electrode of these a plurality of lithium batteries is connected with special joint by lead respectively after with the nickel strap connection in series-parallel again, therefore, easily cause uneven high impedance, be unfavorable for heavy-current discharge, and lead is difficult for fixing than easy fracture, easily causes having the phenomenon of loose contact; And since this lithium battery structure after making moulding, the position of its positive and negative electrode and joint be promptly fixing can't go change again, therefore cause the same electronic equipment of each electronic equipment and each different label all must have the battery of special joint and voltage to cooperate with it, and can't be applicable to the same electronic equipment of different labels with the battery of single identical voltage, cause the waste of resource and the inconvenience of use.

The utility model content

Main purpose of the present utility model is to solve the defective that exists in the above-mentioned prior art, the purpose of this utility model is to provide a kind of low impedance structure of lithium battery group, comprise: inner face is provided with the housing of collector plate, on this collector plate, be provided with a plurality of jacks that supply the battery electrode to pass, after this battery electrode passes jack, bend and link together, and by the contact on this collector plate, with the power supply output of battery.

The utility model with said structure redesigns lithium battery group out-put supply structure, can be used on the different electronic equipments, and can be according to the actual user mode of this electronic equipment, realize cooperating distinct electronic apparatuses input power supply architecture mode, and change the Low ESR parallel way of lithium battery group out-put supply easily.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model first embodiment;

Fig. 2 is the stereo appearance figure of the utility model first embodiment;

Fig. 3 is the bonding state profile of the utility model first embodiment;

Fig. 4 is the decomposing state figure of the utility model second embodiment;

Fig. 5 to Fig. 8 is the user mode figure of the utility model second embodiment;

Fig. 9 is the three-dimensional exploded view of the utility model the 3rd embodiment;

Figure 10 is the three-dimensional exploded view of the utility model the 4th embodiment;

Figure 11 is the three-dimensional exploded view of utility model the 5th embodiment;

Figure 12 is the three-dimensional exploded view of utility model the 6th embodiment.

In the accompanying drawing, the list of parts of each label representative is as follows:

1,1a, 1b-housing 11-loam cake

12-lower cover 111,121-notch part

13-slot 2-battery 14-dividing plate

141-corresponding groove 21-electrode 14-depressed part

3,3a, 3b-collector plate 31-perforation

32-contact 33-recess

321-fixing hole 4-conductive component 41-fixation kit

Embodiment

Relevant technology contents of the present utility model and detailed description, existing conjunction with figs. is described as follows:

Fig. 1 and Fig. 2 are respectively three-dimensional exploded view and the stereo appearance figure of the utility model first embodiment.As Fig. 1 and Fig. 2, the utility model provides a kind of low impedance structure of lithium battery group, includes: housing 1 and a plurality of battery 2 can cooperate the input power supply architecture mode of distinct electronic apparatuses, and change the bind mode of battery pack out-put supply easily.

Housing 1 comprises loam cake 11 and lower cover 12.Have slot 13 in the housing 1, be plugged with collector plate 3 in slot 13, collector plate 3 is provided with a plurality of jacks 31, and has the contact 32 that is communicated with housing 1 one side on collector plate 3.

A plurality of batteries 2 that are located in the housing 1, the electrode 21 of each battery 2 is plugged in the jack 31 of collector plate 3, and each electrode 21 is bent contact, forms to connect on collector plate 3, and utilizes the polarity of each battery 2 that contact 32 is defined as positive and negative electrode.

Fig. 3 is the bonding state profile of the utility model first embodiment.As shown in Figures 2 and 3, the utility model is when assembling, after the electrode 21 of each battery 2 passed the jack 31 of collector plate 3, after electrode 21 bending linked together, lower cover 12 inside of again battery 2 being packed into, simultaneously collector plate 3 is plugged in the slot 13, again loam cake 11 is covered on lower cover 12, promptly finish the assembling of battery pack.The positive and negative electrode that utilizes the contact 32 of collector plate 3 to be defined is connected with the electronic equipment (not shown), can supply with electronic equipment electric power.

Fig. 4 is the decomposing state figure of the utility model second embodiment.As shown in Figure 4, the utility model also can have depressed part 14 respectively in the end face both sides of housing 1, and the contact 32 on the collector plate 3 is communicated with depressed part 14.And depressed part 14 is the groove of multi-direction connection, and contact 32 has fixing hole 321, and fixing hole 321 is located at conductive component 4 in each depressed part 14 by fixation kit 41, allows fixation kit 41 be electrically connected with contact 32.Conductive component 4 is bent metal plate simultaneously.

Fig. 5, Fig. 6, Fig. 7 and Fig. 8 are respectively the user mode figure of the utility model second embodiment.As Fig. 5, Fig. 6, Fig. 7 and shown in Figure 8, when the utility model is used in different electronic equipments, can be according to the actual user mode of this electronic equipment, with conductive component 4 with directly to or horizontal mode be located at and have in the depressed part 14 that three directions are communicated with, and conductive component 4 is electrically connected with contact 32 with fixation kit 41, utilize conductive component 4 to cooperatively interact, change its supply power mode and reach with different electronic equipments with the suitable depressed part 14 that kenel and housing 1 are set.

Fig. 9 is the three-dimensional exploded view of the utility model the 3rd embodiment.As shown in Figure 9, an end face of the upper and

lower cover

11,12 of housing 1 can be respectively arranged with notch part 111,121, make collector plate 3 be plugged in the slot 13 after, be limited between the notch part 111,121, and expose to an end face of housing 1.

Figure 10 is the three-dimensional exploded view of utility model the 4th embodiment.As shown in figure 10, one end face of the upper and

lower cover

11,12 of housing 1 can be respectively arranged with

collector plate

3a, 3b, and the jack 31 two side ends edge of

collector plate

3a, 3b are provided with corresponding recess 33 respectively, after making upper and

lower cover

11,12 combinations, utilize its corresponding each recess 33 that contact 32 is limited in wherein.

Figure 11 is the three-dimensional exploded view of utility model the 5th embodiment.As shown in figure 11, slot 13 centre of housing 1 are provided with the dividing plate 14 with corresponding groove 141, can in slot 13, utilize dividing plate 14 to be plugged with two collector plates 3, and the respective side of each collector plate 3 is respectively arranged with a plurality of jacks 31, the electrode 21 of each battery 2 is plugged in the jack 31 of each collector plate 3, and each electrode 21 bent contact, on collector plate 3, form and connect, and utilize the polarity of each battery 2 that contact 32 is defined as positive and negative electrode.

Figure 12 is the three-dimensional exploded view of utility model the 6th embodiment.As shown in figure 12, when the utility model is applied to different electronic equipments, can be according to the actual user mode of this electronic equipment, a plurality of housings 1,1a, 1b are stacked in addition, and present embodiment is stacked three housings 1,1a, 1b.With the positive pole of the negative pole of housing 1 and another housing 1a with directly to mode cooperate depressed part 14 usefulness conductive components 4 to be communicated with, and with the positive pole of the negative pole of housing 1a and another housing 1b with directly to mode cooperate depressed part 14 usefulness conductive components 4 to be communicated with, and conductive component 4 is electrically connected with contact 32 by fixation kit 41, utilize conductive component 4 to connect each stacked housing 1,1a, 1b, change its supply power mode thereby reach with different electronic equipments with the suitable kenel that is provided with.

The above only is a preferred embodiment of the present utility model, be not so promptly limit claim of the present utility model, the equivalent structure transformation that every utilization the utility model specification and accompanying drawing content are done, directly or indirectly be used in other relevant technical field, all in like manner be included in the claim of the present utility model.

Claims

1. the low impedance structure of a lithium battery group is characterized in that, comprising:

Housing;

Collector plate is arranged on described enclosure interior, has a plurality of jacks and contact on it; And

A plurality of lithium batteries are arranged on described enclosure interior, and the electrode of described battery inserts in the described jack and links together, and form the lithium battery group.

2. the low impedance structure of lithium battery group as claimed in claim 1 is characterized in that described housing comprises loam cake and lower cover.

3. the low impedance structure of lithium battery group as claimed in claim 1 is characterized in that having in the described housing and is used to peg graft the slot of described collector plate.

4. the low impedance structure of lithium battery group as claimed in claim 1 is characterized in that the contact on the described collection collector plate defines the power supply positive and negative electrode.

5. the low impedance structure of a lithium battery group is characterized in that, comprising:

Housing has depressed part respectively in its end face both sides;

Collector plate is located at described enclosure interior, has at least one winding point on it, and described contact and described depressed part form communicating state;

A plurality of lithium batteries are arranged in the described housing, and the electrode of described lithium battery is connected on the collector plate; And

A plurality of conductive components are arranged in the described depressed part, and described feed-through assembly is electrically connected with contact.

6. the low impedance structure of lithium battery group as claimed in claim 5 is characterized in that described contact has fixing hole.

7. the low impedance structure of lithium battery group as claimed in claim 5 is characterized in that the groove that described depressed part is communicated with at least three directions.

8. the low impedance structure of lithium battery group as claimed in claim 5 is characterized in that the metal plate of described conductive component for bending.

9. the low impedance structure of lithium battery group as claimed in claim 5 is characterized in that described conductive component is fixed on the described contact by fixation kit.

10. the low impedance structure of a lithium battery group is characterized in that, comprising:

Housing has a plurality of perforation and fixing hole on it;

Contact is arranged on the described fixing hole;

A plurality of lithium batteries are arranged on described enclosure interior, and the electrode of described battery passes described perforation and links together, and form the lithium battery group.