CN207303253U - Lithium ion battery - Google Patents
Lithium ion battery Download PDFInfo
- Publication number
- CN207303253U CN207303253U CN201720776065.4U CN201720776065U CN207303253U CN 207303253 U CN207303253 U CN 207303253U CN 201720776065 U CN201720776065 U CN 201720776065U CN 207303253 U CN207303253 U CN 207303253U
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- CN
- China
- Prior art keywords
- protection circuit
- circuit plate
- lithium ion
- battery
- ion battery
- Prior art date
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model is suitable for field of batteries; a kind of lithium ion battery is provided; including battery frame, protection circuit plate and the battery core for being connected in the battery frame and being connected with the protection circuit plate; the battery frame includes being used for the end cap for accommodating the main frame body of the battery core and being connected with the main frame body; the end cap has atrium; the opening of the atrium is towards the main frame body; the end cap is in being equipped with slot in the atrium; the protection circuit plate is plugged in the slot, and the battery core is electrically connected with the protection circuit plate.The utility model in the atrium of the end cap by setting slot and the protection circuit plate being plugged in the slot; realize and the fixed of the protection circuit plate is supported; it is not easy to loosen; the problem of support is unstable caused by when avoiding by independently arranged auxiliary material to support the protection circuit plate; and reduce processing cost; simplify manufacturing procedure, easy to repair and replacement.
Description
Technical field
The utility model belongs to battery technology field, more particularly to a kind of lithium ion battery.
Background technology
At present, with the continuous improvement of people's material and cultural life and the fast development of electronics market, such as
The raising of the various digital electronic goods performances such as smart mobile phone, digital camera, electronics bracelet table, DV, older mobile phone, children's wrist-watch
The raising of increase and fraction defective with plant produced line manufacture cost.
In battery industry, in the market electronic product generally uses small lithium ion polymer battery.Existing small-sized lithium from
Sub- polymer battery is mainly made of protection board, polymer battery core and frame, since the positive and negative anodes golden finger end of battery is just
Face, is generally supported at the golden finger end of protection circuit plate by independently arranged auxiliary material, and generation that hardware sink is prevented with this,
The assembling of battery is completed by low-pressure injection molding encapsulating again, but the support so caused to protection circuit plate is unstable, adds
Work is of high cost, and the defects such as production operation complex procedures, efficiency is low.
Utility model content
The purpose of this utility model is to provide a kind of lithium ion battery, it is intended to solves in the prior art using being independently arranged
Auxiliary material support unstable technical problem caused by supporting at the golden finger end of protection circuit plate.
The utility model is realized in this way a kind of lithium ion battery, including battery frame, protection circuit plate and with institute
The battery core that protection circuit plate is connected is stated, the battery frame includes main frame body and the end cap being connected with the main frame body, described
The U-shaped setting of main frame body, and enclosed jointly in the periphery of the battery core with the end cap, the end cap has notch towards body frame
The slot of body, the protection circuit plate are plugged in the slot, and the battery core is electrically connected with the protection circuit plate.
Specifically, the protection circuit plate includes electrical input and the golden finger as electricity output end, the end cap
Upper cover face has the through hole as electrode output window, the position of the through hole and size matching corresponding with the golden finger.
Specifically, the battery core includes main core body and electrode portion, the electrode portion protrude from the main core body and with electricity
Input terminal is electrically connected.
Specifically, the end cap includes main cover body and the supporting structure being connected with the main cover body, and the main cover body opens up
There is atrium of the opening towards the main frame body, the atrium has the first cavity wall and the second cavity wall being oppositely arranged, described
Supporting structure is connected to first cavity wall, and is collectively forming the slot with second cavity wall.
Specifically, the first support plate and two for the dorsal part that the supporting structure includes being resisted against the golden finger supports respectively
The second support plate in the protection circuit plate both ends
Specifically, the strut angle of the supporting structure for forming the slot is arranged to fillet.
Specifically, the battery core further includes at least one side wall for being arranged at the main core body and is used for and the main frame body
The elastic component of clamping.
Specifically, the elastic component is the elastic piece that cross section is V-type.
Specifically, the upper end of the main frame body offers the pickup mouth that the battery core is taken for unloading downwards.
Specifically, the lithium ion battery further includes the package board and package for encapsulating the battery core.
The utility model has the technical effect that relative to the prior art：The utility model passes through the atrium in the end cap
The protection circuit plate is simultaneously plugged in the slot by interior setting slot, realizes the fixed branch to the protection circuit plate
Support, is not easy to loosen, and support is unstable caused by when avoiding by independently arranged auxiliary material to support the protection circuit plate
Problem, and processing cost is reduced, simplify manufacturing procedure, easy to repair and replacement.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model embodiment, below will to the utility model embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings described below is only
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
Other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the explosive view for the lithium ion battery that the utility model embodiment provides；
Fig. 2 is the explosive view of the lithium ion battery for another angle that the utility model embodiment provides；
Fig. 3 is the stereogram for the battery frame that the utility model embodiment provides；
Fig. 4 is the transverse sectional view for the lithium ion battery that the utility model embodiment provides.
Description of reference numerals：
1 battery frame, 2 protection circuit plate
11 end cap, 21 first input end
110 atrium, 22 second input terminal
111 supporting structure, 23 golden finger
1111 first support plate, 3 battery core
1112 second support plate, 31 main core body
112 through hole, 32 electrode portion
12 main frame body, 33 elastic component
121 pickup mouth, 321 first electrode
4 package board, 322 second electrode
5 packages
Embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In the description of the utility model, it is to be understood that term " on ", " under ", "front", "rear", " top ", " bottom "
The orientation or position relationship of the instructions such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch
State the utility model and simplify and describe, rather than instruction or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be two
The interaction relationship of connection or two elements inside element.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.
It should be noted that in Fig. 1 to Fig. 4, using x-axis pointer direction before, y-axis pointer direction is right, z-axis pointer side
To be upper.
Please refer to Fig.1 to Fig. 4, the utility model embodiment provides a kind of lithium ion battery, including battery frame 1, protection
Wiring board 2 and the battery core 3 being connected with the protection circuit plate 2, the battery frame 1 include main frame body 12 and with it is described
The end cap 11 that main frame body 12 connects, the 12 U-shaped setting of main frame body, and enclosed jointly in the battery core 3 with the end cap 11
Periphery, the end cap 11 has slot of the notch towards main frame body 12, and the protection circuit plate 2 is plugged in the slot, institute
Battery core 3 is stated to be electrically connected with the protection circuit plate 2.
The utility model in the atrium 110 of the end cap 11 by setting slot and inserting the protection circuit plate 2
It is connected in the slot, realizes and the fixed of the protection circuit plate 2 is supported, be not easy to loosen, avoid by being independently arranged
Auxiliary material to support the protection circuit plate 2 when caused by support it is unstable the problem of, and reduce processing cost, simplify plus
Work process, easy to repair and replacement.
Please refer to Fig.1 to Fig. 4, specifically, the protection circuit plate 2 includes 21 and second input terminal 22 of first input end,
And the golden finger 23 as electricity output end, conduction is played using the outlet line as 3 electric current of battery core.The gold hand
Referring to 23 includes multiple contacts, it is preferable that the first input end 21 and second input terminal 22 are located at the protection circuit plate 2
Side and towards the bottom end cover 11, the golden finger 23 is located at the opposite side of the protection circuit plate 2 and towards on described
End cap 11.Preferably, the golden finger 23 is arranged on the middle part of the protection circuit plate 2, the first input end 21 and described the
Two input terminals 22 are arranged on the both ends of the protection circuit plate 2.
Please refer to Fig.1 to Fig. 4, specifically, the upper cover face of the end cap 11 has as the multiple logical of electrode output window
Hole 112,112 position of through hole and size and the 23 corresponding matching of golden finger, each through hole 112 correspond to each institute
State the contact of golden finger 23.So the electrode of mobile phone or other electronic devices can be connected by through hole 112 with the contact
Place, which realizes, to be electrically connected.
Please refer to Fig.1 to Fig. 4, specifically, the battery core 3 includes main core body 31 and electrode portion 32, the electrode portion 32
Including opposite polarity first electrode 321 and second electrode 322, the first electrode 321 is electrically connected with the first input end 21
Connect, the second electrode 322 is electrically connected with second input terminal 22.Just the electric current of the battery core 3 can so be exported, then
The path that the battery core 3 can be achieved in the contact by connecting the lithium ion battery in the present embodiment connects.
Please refer to Fig.1 to Fig. 4, specifically, the electrode portion 32 protrudes from the main core body 31 and is bonded the protective wire
The lower surface of road plate 2.Preferably, the electrode portion 32 protrudes from the main core body 31 and forms the edge towards the end cap 11
Body, it is described to be inserted into being bonded in the atrium 110 and with the protection circuit plate 2 along body, it can also play described in support
The effect of protection circuit plate 2.
Please refer to Fig.1 to Fig. 4, specifically, the end cap 11 includes main cover body and the support knot being connected with the main cover body
Structure 111, the main cover body offer atrium 110 of the opening towards the main frame body 12, and the atrium 110 has opposite set
The first cavity wall and the second cavity wall put, the supporting structure 111 are connected to first cavity wall, and common with second cavity wall
The slot is formed, i.e., described protection circuit plate 2 is bonded with the upper cover plate of the main cover body, and the supporting structure 111 plays
Support the effect of the protection circuit plate 2.
Please refer to Fig.1 to Fig. 4, specifically, the supporting structure 111 includes being resisted against the first of the dorsal part of the golden finger
Support plate 1111 and two is respectively supported at second support plate 1112 at 2 both ends of protection circuit plate.First support plate
1111 are supported in the dorsal part of the contact, realize effective support to the contact, prevent the golden finger 23 from sinking
Phenomenon, second support plate 1112 carry out the protection circuit plate 2 comprehensive support at both ends so that support effect is more steady
It is fixed, prevent the protection circuit plate 2 because supporting point is single and caused by bend.
Please refer to Fig.1 to Fig. 4,11 integrated setting of the main frame body 12 and the end cap, the supporting structure 111 and institute
Main cover body integrated setting is stated, such structure causes the structure of the supporting structure 111 more to stablize, the good guarantor of grafting
Shield wiring board 2 is not easy to loosen.
Please refer to Fig.1 to Fig. 4, specifically, be arranged to for forming the strut angle of the supporting structure 111 of the slot
Fillet, the opening of so described slot are formed a flaring mouth, easy to the positioning grafting of the protection circuit plate 2, improve
The installation effectiveness of the protection circuit plate 2, easy to safeguard and replace.
Please refer to Fig.1 to Fig. 4, specifically, the battery core 3 further includes at least one side wall for being arranged at the main core body 31
And for the elastic component 33 with the main frame body 12 clamping, more closely install, prevented because of processing easy to the lithium ion battery
Error causes the battery core 3 to be clamped not close with the main frame body 12 or can not be caught in.
Specifically, the elastic component 33 is the elastic piece that cross section is V-type, using this elastic component 33 and the main frame body
12 clampings can increase the frictional force between the battery core 3 and the main frame body 12 so that the battery core 3 is not easy and the body frame
Body 12 separates.Preferably, one of V shapes face of the elastic component 33 and the side wall of the main core body 31 are integrally formed, so
Simplify its processing technology and independent parts need not be added, realize clamping of the battery core 3 in the main frame body 12.
Please refer to Fig.1 to Fig. 4, specifically, the upper end of the main frame body 12 offers downwards takes the battery core 3 for unloading
Pickup mouth 121.The pickup mouth 121 is preferably four and is respectively arranged at the main frame body 12 close to the position of apex angle.This
Sample will be able to be that battery core is removed by the pickup mouth 121 after the battery core 3 is caught in the main frame body 12.
Please refer to Fig.1 to Fig. 4, the rear wall of the main frame body 12 offers the heat emission hole for heat dissipation, it is preferable that described
Heat emission hole is strip, for extending the service life of the battery core.
Please refer to Fig.1 to Fig. 4, specifically, the lithium ion battery further includes the package board 4 for encapsulating the battery core 3
With package 5, to protect the battery core 3 and make it that the more stable and firm safety of the lithium ion battery structure is beautiful.It is preferred that
Ground, the main frame body 12 include the skirtboard and lower plate for enclosing 3 three side of battery core, and the package board 4 can installed
Good 3 rear cover of battery core plays the role of the protection battery core 3, the package board 4 together in the upper shed of the main frame body 12
For PVC board.The package 5 includes labeling, and the package 5 is wound in the lithium after the lithium ion battery is installed
The outer surface of ion battery.
The utility model is resisted against first support plate of the contact of the protection circuit plate 2 by setting
1111, the effective effect supported and fix is played to the protection circuit plate 2, prevents the contact from sinking, avoids at the same time
It is traditional to support that insecure or installation is fixed caused by during the protection circuit plate 2 is unstable using auxiliary material；The utility model is again
By the fillet design of the supporting structure 111, positioning action is played, facilitates the grafting installation of the protection circuit plate 2,
So that installation process is more convenient.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. lithium ion battery, it is characterised in that including battery frame, protection circuit plate and with the protection circuit plate phase Battery core even, the battery frame include main frame body and the end cap being connected with the main frame body, and the main frame body is U-shaped to be set Put, and enclosed jointly in the periphery of the battery core with the end cap, the end cap has slot of the notch towards main frame body, described Protection circuit plate is plugged in the slot, and the battery core is electrically connected with the protection circuit plate.
- 2. lithium ion battery as claimed in claim 1, it is characterised in that the protection circuit plate includes electrical input and work For the golden finger at electricity output end, the upper cover face of the end cap has the through hole as electrode output window, the position of the through hole With size matching corresponding with the golden finger.
- 3. lithium ion battery as claimed in claim 2, it is characterised in that the battery core includes main core body and electrode portion, institute Electrode portion is stated to protrude from the main core body and be electrically connected with electrical input.
- 4. lithium ion battery as claimed in claim 3, it is characterised in that the end cap include main cover body and with the main cover body The supporting structure of connection, the main cover body offer atrium of the opening towards the main frame body, and the atrium has opposite The first cavity wall and the second cavity wall set, the supporting structure are connected to first cavity wall, and common with second cavity wall Form the slot.
- 5. lithium ion battery as claimed in claim 4, it is characterised in that the supporting structure includes being resisted against the golden finger Dorsal part the first support plate and two the second support plates for being respectively supported at the protection circuit plate both ends.
- 6. such as claim 4 to 5 any one of them lithium ion battery, it is characterised in that for being formed described in the slot The strut angle of supporting structure is arranged to fillet.
- 7. the lithium ion battery as any one of claim 3 to 5, it is characterised in that the battery core further includes at least one A side wall for being arranged at the main core body and the elastic component for being clamped with the main frame body.
- 8. lithium ion battery as claimed in claim 7, it is characterised in that the elastic component is the elastic piece that cross section is V-type.
- 9. lithium ion battery as claimed in claim 1, it is characterised in that the upper end of the main frame body offers downwards to be used for Unload the pickup mouth for taking the battery core.
- 10. the lithium ion battery as any one of claim 1 to 5, it is characterised in that the lithium ion battery further includes For encapsulating the package board and package of the battery core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776065.4U CN207303253U (en) | 2017-06-29 | 2017-06-29 | Lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776065.4U CN207303253U (en) | 2017-06-29 | 2017-06-29 | Lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207303253U true CN207303253U (en) | 2018-05-01 |
Family
ID=62449904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720776065.4U Active CN207303253U (en) | 2017-06-29 | 2017-06-29 | Lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207303253U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112820992A (en) * | 2019-11-15 | 2021-05-18 | 东莞新能德科技有限公司 | Battery and method for manufacturing same |
| CN112820990A (en) * | 2019-11-15 | 2021-05-18 | 东莞新能德科技有限公司 | Battery with a battery cell |
| WO2022001168A1 (en) * | 2020-06-30 | 2022-01-06 | 浙江动一新能源动力科技股份有限公司 | Battery pack structure |
-
2017
- 2017-06-29 CN CN201720776065.4U patent/CN207303253U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112820992A (en) * | 2019-11-15 | 2021-05-18 | 东莞新能德科技有限公司 | Battery and method for manufacturing same |
| CN112820990A (en) * | 2019-11-15 | 2021-05-18 | 东莞新能德科技有限公司 | Battery with a battery cell |
| CN112820992B (en) * | 2019-11-15 | 2023-11-21 | 东莞新能德科技有限公司 | Battery and method for manufacturing same |
| WO2022001168A1 (en) * | 2020-06-30 | 2022-01-06 | 浙江动一新能源动力科技股份有限公司 | Battery pack structure |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |