CN202496134U

CN202496134U - Combined device of thin battery and circuit board

Info

Publication number: CN202496134U
Application number: CN2012200301363U
Authority: CN
Inventors: 杨宗达; 孙瑞堂
Original assignee: UER Technology Corp
Current assignee: UER Technology Corp
Priority date: 2012-01-18
Filing date: 2012-01-18
Publication date: 2012-10-17
Anticipated expiration: 2022-01-18

Abstract

The utility model provides a combined device of a thin battery and a circuit board, comprising a thin battery, a circuit board and a butting connector. The thin battery includes a shell, a flexible packaging battery core and an electric connector, and the butting connector is arranged on the circuit board and electrically connected to a circuit of the circuit board. The flexible packaging battery core of the thin battery is arranged in the shell, comprises a battery body and a top sealing zone, and is electrically connected to the electric connector. The electric connector can be plugged into the butting connector in a first direction or a second direction, and when a circuit board on which the butting connector is arranged is a system circuit board of a mobile electronic device, the thin battery can be plugged into the mobile electronic device through the electric connector in the first direction or the second direction so as to supply power for the mobile electronic device.

Description

The composite set of thin battery and circuit board

Technical field

The utility model is the combination of a kind of battery and circuit board, the composite set of particularly a kind of thin battery and circuit board.

Background technology

The far ultra general masses that advance by leaps and bounds of electronic technology imagine that especially the development of smart mobile phone or panel computer is at a tremendous pace especially in recent years.It is before unexposed delivering still, and the consumer has no way of usually learning which kind of function it has, yet often causes consumer's madness panic buying once listing.Therefore the consumer electronics producer's role from according to market demand supply product, further is promoted to the status of the demand of making a market.Even the appearance of each new-type electronic equipment, its influence power is greatly to the social activities that is enough to change many consumers.For example having the popularizing of intelligent mobile phone of mobile Internet access function, is to change the most significant example of human social activity.

And the consumer choice portable electric appts is not only to be conceived to it to have high speed Internet access and multi-media player function, but because it when having aforementioned advantages, can accomplish frivolous portable again.And that the electronic equipment that lets this kind function approach personal computer can be accomplished is frivolous portable, and except the improvement of IC technology, another emphasis is that the energy density of battery technology must further promote.So-called energy density is exactly the battery of per unit volume or weight, the electric power number that it can provide.Therefore, if can under the prerequisite that does not reduce battery capacity, reduce volume of battery and weight,, also help it to be applied on the portable electric appts just can effectively promote the energy density of battery.The supply of electric power source that present the most widely portable electric appts is selected for use is lithium battery.

Hold; In order to reduce the volume of portable electric appts; Directly (for example: the mode electric welding of spot welding impedance welding, ultrasonic waves, laser spot welding and conducting intermediate value welding pattern etc.) is connected on motherboard at present existing dealer with welding with lithium battery; Also being lithium battery detachablely changes on-dismountable formula into from original, and is built in the mobile electronic device directly.But this kind mode no doubt can reduce the volume of portable electric appts, in case but the processing procedure defective takes place in the convergence process, for example lithium battery or motherboard generation defective then according to traditional design and can't heavy industry, cause lithium battery and motherboard to scrap simultaneously.Or; If the client delivers product defective and returns factory's maintenance; Through detect the back find only be lithium battery or motherboard one defective takes place wherein, also can be limited to traditional manufacture this moment also can't heavy industry, and causes lithium battery and motherboard to scrap simultaneously.

Therefore, utilize solder technology to connect lithium battery and circuit board, having can't heavy industry or be difficult to the problem of heavy industry, is necessary that seeking replacement scheme in addition solves.

The utility model content

In view of this, the utility model proposes the composite set of a kind of thin battery and circuit board, comprises thin battery, circuit board and butt connector, and wherein thin battery comprises housing, flexible package electricity core and electric connector.Flexible package electricity core is arranged in the housing, and it comprises battery body and closedtop district.Electric connector is arranged between housing and the closedtop district, and is electrically connected at said flexible package electricity core.

The electric connector of thin battery comprises first insulating body and a plurality of conducting terminal; First insulating body comprises two location notchs and a plurality of terminal groove; Each location notch has first socket and second socket, and the cell wall of each location notch is provided with first guide groove, second guide groove and recess.First guide groove extends to recess from first socket along first direction, and second guide groove extends to recess from second socket along second direction.A plurality of terminal grooves are arranged at intervals between two location notchs, and each terminal groove has the 3rd socket and the 4th socket.A plurality of conducting terminals are arranged at respectively in the terminal groove, and wherein, first socket, second socket, the 3rd socket and the 4th socket are exposed to outside the housing.

The butt connector that is arranged at circuit board comprises one second insulating body and a plurality of metal pins.Second insulating body comprises two location-plates, and correspondence is connected in two location notchs of said electric connector.Each location-plate comprises a location projection, and said locating convex block embeds recess and fixes second insulating body in first insulating body from first guide groove or second guide groove.A plurality of metal pins are arranged at intervals between two location-plates, and when the locating convex block of location-plate embedded recess, metal pins was respectively in the insertion end pilot trench and be electrically connected at conducting terminal.

In sum, the thin battery of the utility model not only need not to use the traditional welding technology, and has the elasticity on the combinations of directions from the peg graft combination and electrically connecting of first direction or second direction and the circuit board that is provided with butt connector.

Description of drawings

Fig. 1 is the electric connector sketch map () of the utility model;

Fig. 2 is the electric connector sketch map (two) of the utility model;

Fig. 3 for the electric connector of the utility model along the first direction sketch map () of pegging graft;

Fig. 4 for the electric connector of the utility model along the second direction sketch map (two) of pegging graft;

Fig. 5 is the thin battery sketch map () of the utility model;

Fig. 6 is the thin battery sketch map (two) of the utility model;

Fig. 7 is the thin battery sketch map (three) of the utility model;

Fig. 8 is the thin battery of the utility model and the combination sketch map () of circuit board;

Fig. 9 is the thin battery of the utility model and the combination sketch map (two) of circuit board.

The main element symbol description:

10..... first insulating body

11..... location notch

111..... first socket

112..... second socket

113..... first guide groove

114..... second guide groove

115..... recess

117..... first guide groove

118..... second guide groove

119..... locating convex block

13..... terminal groove

131..... the 3rd socket

132..... the 4th socket

15..... conducting terminal

151..... terminal salient point

20..... second insulating body

21..... location-plate

211..... locating convex block

212..... location hole

23..... metal pins

231..... terminal chute

3...... thin battery

30..... housing

31..... framework

311..... the first side wall

311A.... first flange

311B.... first limit

311C.... second limit

312..... second sidewall

312A.... second flange

313..... the 3rd sidewall

313A.... the 3rd flange

313B.... first Access Division

314..... the 4th sidewall

314A.... the 4th flange

314B.... second Access Division

319..... wall extension

319A.... hole

319B.... first area

319C.... second area

319D.... first shackle member

319E.... second shackle member

32..... flexible package electricity core

321..... battery body

322..... closedtop district

33..... adhesive tape

4...... circuit board

50..... butt connector

80..... first direction

90..... second direction

Embodiment

Please referring to figs. 1 through Fig. 4, be respectively the electric connector sketch map (), sketch map (two) of the utility model, along first direction grafting sketch map () and along second direction grafting sketch map (two).The electric connector of the utility model comprises first insulating body 10 and a plurality of conducting terminals 15.First insulating body 10 comprises two location notchs 11 and a plurality of terminal groove 13, and each location notch 11 has one first socket 111 and one second socket 112, and the cell wall of each location notch 11 is provided with first guide groove 113, second guide groove 114 and recess 115.First guide groove 113 extends to recess 115, the second guide grooves 114 from first socket 111 along first direction 80 and extends to recess 115 from second socket 112 along second direction 90.Said terminal groove 13 is arranged at intervals between two location notchs 11, and each terminal groove 13 has the 3rd socket 131 and one the 4th socket 132.A plurality of conducting terminals 15 are arranged at respectively in the terminal groove 13.

In one embodiment, the electric connector of the utility model also comprises second insulating body 20 and a plurality of metal pins 23, and is as shown in Figure 2.The both sides of said second insulating body 20 comprise two location-plates 21, and correspondence is connected in said two location notchs 11.Each location-plate 21 comprises a location projection 211, and locating convex block 211 embeds recess 115 from first guide groove 111 (as shown in Figure 3) or second guide groove 112 (as shown in Figure 4), and then fixing second insulating body 20 is in first insulating body 10.A plurality of metal pins 15 are arranged at intervals between two location-plates 21, and when locating convex block 211 embedded recesses 115, a plurality of metal pins 15 were respectively in the insertion end pilot trench 13 and be electrically connected at conducting terminal 15.

In one embodiment, first insulating body 10 also comprises two locating convex blocks 119, is divided on the cell wall of two location notchs 13.Each location-plate 21 also comprises a location hole 212, and when two location-plates, 21 correspondences were connected in two location notchs 11, two locating convex blocks 119 of first insulating body 10 embedded the location hole 212 of two location-plates 21 respectively.Through the setting of locating convex block 119, be difficult for when first insulating body 10 and second insulating body 20 are connected to each other rotating each other, thereby more be difficult for getting loose each other because suffering external force.

In one embodiment, two locating convex blocks 211 that first guide groove 113 has inclined-plane 117 and is connected in plane 118, two location-plates 21 on inclined-plane 117 insert from first socket 111, embed in the recess 115 with plane 118 through inclined-plane 117 in regular turn.

In one embodiment, the plane that this second guide groove 114 has an inclined-plane and is connected in this inclined-plane, this two locating convex block 211 of this two location-plate 21 embeds this recess 115 from this second socket 112, this inclined-plane and this plane in regular turn.

In one embodiment, an end of each conducting terminal 15 is provided with a terminal salient point 151, and an end of each metal pins 23 is provided with a terminal chute 231, and when two location-plates, 21 correspondences were connected in two location notchs 11, terminal salient point 151 embedded in the terminal chute 231.

Please with reference to Fig. 5 to Fig. 7, the thin battery sketch map () that is respectively the utility model is to (three).Thin battery 3 comprises housing 31, flexible package electricity core 32 and electric connector 10.Flexible package electricity core 32 is arranged in the housing 31, and it comprises battery body 321 and closedtop district 322.Electric connector is arranged between housing 31 and the closedtop district 322, and is electrically connected at said flexible package electricity core 32.Electric connector 10 as Fig. 1 to Fig. 4 and before open said.Wherein, first socket 111, second socket 112, the 3rd socket 131 and the 4th socket 132 are exposed to outside the housing 31.

In one embodiment, the housing 30 of thin battery 3 comprises framework 31 and wall extension 319.Framework 31 comprises the first side wall 311, second sidewall 312, the 3rd sidewall 313 and the 4th sidewall 314.The first side wall 311 has the first flange 311A, the first limit 311B and the second limit 311C.The first limit 311B is with respect to the second limit 311C, and the first flange 311A is connected in the first limit 311B and protrudes from the surface of the first side wall 311, and the first flange 311A is in order to butt closedtop district 322.Second sidewall 312 is connected to the first side wall 311 and second sidewall 312 with respect to the two ends of the first side wall 311, the three sidewalls 313, and has the first Access Division 313B.The 4th sidewall 314 is with respect to the 3rd sidewall 313, and two ends are connected to the first side wall 311 and second sidewall 312, and has the second Access Division 314B.

And wall extension 319 is connected in the second limit 311C bently; The two ends of wall extension 319 have the first shackle member 319D and the second shackle member 319E respectively; The first shackle member 319D is in order to the clamping first Access Division 313B, and the second shackle member 319E is in order to the clamping second Access Division 314B.Wherein, when the first shackle member 319D and the second shackle member 319E were connected in the first Access Division 313B and the second Access Division 314B respectively, the wall extension 319 and the first flange 311A coated the closedtop district 322 of flexible package electricity core 32.

In one embodiment, second sidewall 312 of thin battery 3 has the second flange 312A, and the second flange 312A is in order to butt battery body 321.Because the edge of flexible package electricity core 32 has the sealing flanging; When flexible package electricity core 32 is positioned in the framework 31; Except closedtop district 322 is connected to the first flange 311A; Through second flange 312A butt sealing flanging, can be supported in the time of can making battery 32 be positioned in the housing 31, also help the carrying out of follow-up assembling formality simultaneously.The second flange 312A protrudes from second sidewall, 312 first distances.Said first distance is in the scope of 0.5mm to 2mm, and first distance then is difficult for the oversize thin battery 3 integral thickness thickenings that then will cause of support cells body 321, the first distances firmly very little.

In one embodiment, the 3rd sidewall 313 of thin battery 3 has the 3rd flange 313A, and it protrudes from the 3rd sidewall 313 second distances.The 3rd flange 313A is equally in order to butt battery body 321, and said second distance is in the scope of 0.5mm to 2mm.

In one embodiment, the 4th sidewall 314 of thin battery 3 has the 4th flange 314A, and it protrudes from the 4th sidewall 314 the 3rd distance.The 4th flange 314A also is in order to butt battery body 321, and said the 3rd distance is in the scope of 0.5mm to 2mm.

In one embodiment; The wall extension 319 of thin battery 3 comprises first area 319B and second area 319C; The thickness of second area 319C be first area 319B thickness 1/3rd to 2/3rds between, wall extension 319 is connected in the second limit 311C with second area 319C.Since the thickness of second area 319C be first area 319B thickness 1/3rd to 2/3rds between; Therefore when wall extension 319 bendings; Be unlikely to because the material compression in bending zone causes bending the phenomenon that the zone produces protuberance, and then have influence on the apparent size of thin battery 3.

In one embodiment, wall extension 319 has at least one hole 319A, and like Fig. 5 and shown in Figure 6, wall extension 319 has six hole 319A.Because moisture can cause harmful effect to flexible package electricity core 32; Through epoxy resin or other macromolecule material with insulation and isolation moisture effect are injected hole 319A; Make its closedtop district 322 that coats flexible package electricity core 32, just effectively moisture-barrier is invaded flexible package electricity core 32 inside.In addition, after aforementioned macromolecule material solidifies, also can provide thin battery 3 certain rigid, make it can bear the stress of the action of pegging graft when carrying out.And hole 319A offers when a plurality of, helps in injection ring epoxy resins process, and inner air can be discharged via all the other hole 319A.

In one embodiment, thin battery 3 also comprises adhesive tape 33, and is as shown in Figure 5.Adhesive tape 33 coats the outer surface that is wound in framework 31 and flexible package electricity core 32, and it helps fixedly flexible package electricity core 32 in framework 31.

Please, be respectively the thin battery of the utility model and the combination sketch map () and sketch map (two) of circuit board further with reference to Fig. 8 and Fig. 9.The thin battery of the utility model and the combination of circuit board comprise thin battery 3, circuit board 4 and butt connector 50, and wherein thin battery 3 repeats no more at this as previously mentioned.Circuit board 50 has the place of hollowing out, and butt connector 50 is arranged at the place that hollows out of circuit board 4, and also promptly so-called heavy plate design is to reduce integral thickness.

Please be simultaneously referring to figs. 1 through Fig. 4, butt connector 50 comprises second insulating body 20 and a plurality of metal pins 23.The both sides of second insulating body 20 comprise two location-plates 21, and correspondence is connected in two location notchs 11 of said electric connector 10.Each location-plate 21 comprises a location projection 211, and locating convex block 211 embeds recess 115 and fixes second insulating body 20 in first insulating body 10 from first guide groove 111 (as shown in Figure 3) or second guide groove 112 (as shown in Figure 4).A plurality of metal pins 15 are arranged at intervals between two location-plates 21, and when the locating convex block of location-plate 21 211 embedded recesses 115, a plurality of metal pins 15 were respectively in the insertion end pilot trench 13 and be electrically connected at conducting terminal 15.

Therefore, thin battery 3 can not only need not to use the traditional welding technology, and have the elasticity on the combinations of directions from the peg graft combination and electrically connecting of first direction or second direction and the circuit board 4 that is provided with butt connector 50.Because electronic apparatus on the market, often different its interest of the structural design of intelligent mobile phone or panel computer for example, cause its battery and system circuit board to be connected compound mode also inequality.The thin battery of the utility model and the combination of circuit board can make thin battery 3 from the peg graft combination and electrically connecting of first direction or second direction and the circuit board 4 that is provided with butt connector 50, thereby applicable to the structural design of various electronic apparatus on the market.

Though the technology contents of the utility model with preferred embodiment openly as above; Right its is not in order to limit the utility model; Anyly have the knack of this art,, all should be covered by in the category of the utility model not breaking away from the spirit a little change and the retouching done of the utility model.

Claims

1. the composite set of thin battery and circuit board is characterized in that, comprises:

One thin battery comprises:

One housing;

One flexible package electricity core is arranged in this housing, comprises a battery body and a closedtop district; And

One electric connector; Be arranged between this housing and this closedtop district and be electrically connected at this flexible package electricity core; This electric connector comprises one first insulating body and a plurality of conducting terminal; This first insulating body comprises two location notchs and a plurality of terminal groove, and each this location notch has one first socket and one second socket, and the cell wall of each this location notch is provided with one first guide groove, one second guide groove and a recess; This first guide groove extends to this recess from this first socket along a first direction, and this second guide groove extends to this recess from this second socket along a second direction; Those terminal grooves are arranged at intervals between this two location notch, and each this terminal groove has one the 3rd socket and one the 4th socket; Those conducting terminals are arranged at respectively in those terminal grooves;

One circuit board; And

One butt connector; Be arranged at this circuit board and be electrically connected at the circuit of this circuit board; Comprise one second insulating body and a plurality of metal pins, this second insulating body comprises two location-plates, and correspondence is connected in this two location notch; Each this location-plate comprises a location projection, and this locating convex block embeds this recess and fixes this second insulating body in this first insulating body from this first guide groove or this second guide groove; Those metal pins are arranged at intervals between this two location-plate, and when this locating convex block embedded this recess, those metal pins inserted respectively in those terminal grooves and are electrically connected at those conducting terminals;

Wherein, this first socket, this second socket, the 3rd socket and the 4th socket are exposed to outside this housing.

2. the composite set of thin battery as claimed in claim 1 and circuit board is characterized in that, this first insulating body also comprises two locating convex blocks, is divided on the cell wall of this two location notch; Each this location-plate also comprises a location hole, and when this two location-plates correspondence was connected in this two location notch, this two locating convex block of this first insulating body embedded this location hole of this two location-plate respectively.

3. the composite set of thin battery as claimed in claim 1 and circuit board; It is characterized in that; The plane that this first guide groove has an inclined-plane and is connected in this inclined-plane; This two locating convex block of this two location-plate inserts from this first socket, embeds in this recess through this inclined-plane and this plane in regular turn.

4. the composite set of thin battery as claimed in claim 1 and circuit board; It is characterized in that; The plane that this second guide groove has an inclined-plane and is connected in this inclined-plane; This two locating convex block of this two location-plate inserts from this second socket, embeds in this recess through this inclined-plane and this plane in regular turn.

5. the composite set of thin battery as claimed in claim 1 and circuit board is characterized in that, an end of each this conducting terminal is provided with a terminal salient point.

6. the composite set of thin battery as claimed in claim 5 and circuit board is characterized in that, an end of each this metal pins is provided with a terminal chute, and when this two location-plates correspondence was connected in this two location notch, this terminal salient point embedded in this terminal chute.

7. according to claim 1 or claim 2 thin battery and the composite set of circuit board is characterized in that this housing comprises:

One framework comprises:

One the first side wall has one first flange, one first limit and one second limit, and this first limit is with respect to this second limit, and this first flange is connected in this first limit and protrudes from the surface of this first side wall, and this first flange is in order to this closedtop district of butt;

One second sidewall is with respect to this first side wall;

One the 3rd sidewall, two ends are connected to this first side wall and this second sidewall, have one first Access Division; And

One the 4th sidewall, with respect to the 3rd sidewall, two ends are connected to this first side wall and this two side, have one second Access Division; And

One wall extension is connected in this second limit bently, and the two ends of this wall extension have one first shackle member and one second shackle member respectively, and this first shackle member is in order to this first Access Division of clamping, and this second shackle member is in order to this second Access Division of clamping;

Wherein, when this first shackle member and this second shackle member were connected in this first Access Division and this second Access Division respectively, this wall extension and this first flange coated this closedtop district of this flexible package electricity core.

8. the composite set of thin battery as claimed in claim 7 and circuit board is characterized in that, this second sidewall has one second flange, protrudes from this second sidewall, one first distance, and in order to this battery body of butt, this first distance is in the scope of 0.5mm to 2mm.

9. the composite set of thin battery as claimed in claim 7 and circuit board is characterized in that, the 3rd sidewall has one the 3rd flange, protrudes from the 3rd sidewall one second distance, and in order to this battery body of butt, this second distance is in the scope of 0.5mm to 2mm.

10. the composite set of thin battery as claimed in claim 7 and circuit board is characterized in that, the 4th sidewall has one the 4th flange, protrudes from the 4th sidewall 1 the 3rd distance, and in order to this battery body of butt, the 3rd distance is in the scope of 0.5mm to 2mm.

11. the composite set of thin battery as claimed in claim 7 and circuit board; It is characterized in that; This wall extension comprises a first area and a second area; The thickness of this second area be this first area thickness 1/3rd to 2/3rds between, this wall extension is connected in this second limit with this second area.

12. the composite set of thin battery as claimed in claim 7 and circuit board is characterized in that, this wall extension has at least one hole.

13. the composite set of thin battery as claimed in claim 7 and circuit board is characterized in that, this circuit board has one and hollows out the district, and this butt connector is arranged at this and hollows out the district.