CN206806456U - The lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction - Google Patents
The lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction Download PDFInfo
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- CN206806456U CN206806456U CN201720569827.3U CN201720569827U CN206806456U CN 206806456 U CN206806456 U CN 206806456U CN 201720569827 U CN201720569827 U CN 201720569827U CN 206806456 U CN206806456 U CN 206806456U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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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
It the utility model is related to the lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction,Including battery case,Battery,Bottom plate,Middle plate,Cover plate,Positive pole ear and negative lug,Bottom plate,Battery,Middle plate is sleeved on battery case inner chamber successively from the bottom up,Battery is by bottom plate,Middle board clamping positioning,Cover plate is covered at battery case upper opening,Positive pole ear,Negative lug is arranged on above cover plate,Positive pole ear,Negative lug afterbody is electrically connected battery both positive and negative polarity,Cover plate is provided with the through hole that loses heart,Lose heart through hole inside installation plug,Plug end is located at battery case inner chamber,Overall construction design is reasonable,Battery is by bottom plate,Middle board clamping positioning is limited in battery case,It is not easy to rock impaired,Positive pole ear,Negative lug is arranged on above cover plate,Draw and be easy to use in the same direction,And installation plug inside the discouraged through hole of cover plate,In time outside expanding gas discharge battery case,Prevent battery explosion.
Description
Technical field
It the utility model is related to field of lithium, and in particular to the lithium-ion electric that a kind of high-capacity positive negative pole is drawn in the same direction
Pond.
Background technology
Lithium ion battery is a kind of secondary cell（Rechargeable battery）, it relies primarily on lithium ion and moved between a positive electrode and a negative electrode
Move and carry out work, in charge and discharge process, Li+ comes and goes insertion and deintercalation between two electrodes；During electric discharge, Li+ takes off from positive pole
It is embedding, negative pole is embedded in by electrolyte, negative pole is in rich lithium state；Then on the contrary, lithium ion battery, which typically uses, contains lithium during charging
The material of element is the representative of modern high performance battery as electrode, due to the high security of lithium ion battery, high stability,
Long-life and it is green the characteristics of, so being widely used.
But existing lithium ion is disadvantageous in that：Drawn first, both positive and negative polarity is opposite direction, just extremely prominent head,
Negative pole is the base plane of shell, gives electrical appliance to provide power supply more using directly connecting by the way of during use, if necessary to parallel connection
Just it can be used in use, special battery case need to be equipped with, it is very inconvenient, limit its use range；Second, lithium ion battery
A kind of object for carrying high-energy, if it when fully electric by the strong intervention in the external world, air pressure inside is possible to rapidly
Expansion blast, existing battery structure lack the structure of pre- blast protection, and security has to be strengthened, is more than 25mm especially for diameter
High capacity cell for, solve above-mentioned safety problem be badly in need of it is urgent；Third, when battery is arranged on inside battery case, battery
Gap is larger between battery case, during fetching battery, battery can produce it is larger rock, and when battery is leaked electricity, electric meeting
Battery case is transmitted directly to, if direct body contact's battery case, human-body safety can be damaged.
Utility model content
For the technical problem present in lithium ion battery in the prior art, the utility model provides a kind of high-capacity positive
The lithium ion battery that negative pole is drawn in the same direction, concrete technical scheme are as follows：
The lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction, including battery case, battery, bottom plate, middle plate, lid
Plate, positive pole ear and negative lug, bottom plate, battery, middle plate are sleeved on battery case inner chamber successively from the bottom up, and battery is the bottom of by
Plate, the positioning of middle board clamping, cover plate are covered at battery case upper opening, and positive pole ear, negative lug are arranged on above cover plate, just
Pole lug, negative lug afterbody are electrically connected battery both positive and negative polarity.
Preferably, the cover plate includes the soft-slab on upper strata and the insulation board of lower floor, and positive pole ear, negative lug are arranged on
Above soft-slab.
Preferably, the cover plate is provided with the through hole that loses heart, and installation plug inside the through hole that loses heart, plug end is located in battery case
Chamber, when battery is unstable, the expansion of inside lithium ion cell air pressure is broken through plug and lost heart.
Preferably, the bottom plate, middle plate are adopted and are made from an insulative material, and battery outer circumferential side is wound with insulation diaphragm, bottom plate,
Middle plate, insulation diaphragm collective effect are spaced battery and internal surface of battery shell.
Preferably, the battery case outer circumferential side rolling has waistband.
Preferably, the battery case bottom is provided with explosion-proof trace.
Preferably, in addition to positive strap, negative strap, positive pole stator and negative pole stator, positive pole ear, negative
Positive strap, the head end of negative strap, positive strap, the end of negative strap are riveted or welded respectively below the lug of pole
End rivets or welded respectively positive pole stator, negative pole stator, and positive pole stator is by riveting or welding the end above battery
Face electrically connects the positive pole of battery, and negative pole stator electrically connects the negative pole of battery by riveting or welding the end face of lower section.
Preferably, the positive pole stator, negative pole stator are half arc or yi word pattern or cross.
Preferably, in addition to positive strap, negative strap, positive pole fixed disc and negative pole fixed disc, positive pole pole
Positive strap, the head end of negative strap, positive strap, negative pole connection are riveted or welded respectively below ear, negative lug
The end of bar rivets or welded respectively positive pole fixed disc, negative pole fixed disc, and positive pole fixed disc is by riveting or welding electricity
The positive pole of end face electrical connection battery above Chi Xin, negative pole fixed disc electrically connect electricity by riveting or welding the end face of lower section
Chi Xin negative pole.
Preferably, the battery includes positive pole aluminium foil, negative copper foil and barrier film, and positive pole aluminium foil, negative pole aluminium foil mutually intervolve
Around one and between be spaced by barrier film.
The beneficial effects of the utility model：Overall construction design is reasonable, and battery is limited in by bottom plate, the positioning of middle board clamping
In battery case, it is not easy to rock impaired, positive pole ear, negative lug are arranged on above cover plate, draw be easy to use in the same direction, and cover plate
Discouraged through hole inside installation plug, in time expanding gas discharge battery case outside, battery explosion is prevented, in addition, battery
It is spaced with internal surface of battery shell by bottom plate, middle plate, insulation diaphragm, prevents electric current to be transferred to outside, the infringement person by battery case.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is covering plate structure schematic diagram of the present utility model；
Fig. 3 is the structural representation of positive and negative electrode lug connection battery of the present utility model；
Fig. 4 is the structural representation of positive and negative electrode stator embodiment 1 of the present utility model；
Fig. 5 is waistband position view of the present utility model；
Fig. 6 is explosion-proof trace position view of the present utility model；
Fig. 7 is the structural representation of positive and negative electrode stator embodiment 2 of the present utility model；
Fig. 8 is the structural representation of positive and negative electrode stator embodiment 3 of the present utility model；
Fig. 9 is the structural representation of positive and negative electrode fixed disc of the present utility model.
Embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described further：
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified position or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, it is above-mentioned that concrete condition understanding can be regarded
Concrete meaning of the term in the utility model.
As shown in figure 1, the lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction, including battery case 1, battery 2, bottom
Plate 3, middle plate 4, cover plate 5, positive pole ear 6 and negative lug 7, bottom plate 3, battery 1, middle plate 4 are sleeved on electricity successively from the bottom up
The inner chamber of pond shell 1, for battery by bottom plate 3, the clamping and positioning of middle plate 4, bottom plate 3 is located at the intracavity bottom of battery case 1, and middle plate 4 is located at battery
In the middle part of the inner chamber of shell 1, cover plate 5 is covered at the upper opening of battery case 1, positive pole ear 6, negative lug 7 by welding or rivet or
Welding or other modes are arranged on the top of cover plate 5, and positive pole ear 6, the afterbody of negative lug 7 are electrically connected battery both positive and negative polarity,
So as to realize the purpose for drawing battery plus-negative plate in the same direction.
As shown in Fig. 2 the cover plate 5 includes the soft-slab 51 on upper strata and the insulation board 52 of lower floor, positive pole ear 6, negative pole
Lug 7 is arranged on the top of soft-slab 51, and cover plate 5 is provided with the through hole 53 that loses heart, and lose heart the inside of through hole 53 installation plug 8, the end of plug 8
Positioned at battery case inner chamber, plug 8 is inverted T-shape, and the middle part of plug 8 is provided with blind hole, and the unstable battery case air pressure inside of battery is swollen
During swollen increase, the blind hole that plug is broken through in air pressure expansion makes it be connected after becoming through hole with discouraged through hole 53, and gas is through the through hole that loses heart
53 discharges are outside to be lost heart, and increases battery security.
Specifically, the bottom plate 3, middle plate 4 are adopted and be made from an insulative material, the outer circumferential side of battery 2 is wound with insulation diaphragm, bottom
Plate 3, middle plate 4, insulation diaphragm collective effect cladding completely battery 2, are spaced battery 2 and the inwall of battery case 1, prevented
Battery case 1 is powered caused by battery 2 is leaked electricity, and battery 2 includes positive pole aluminium foil, negative copper foil and barrier film, positive pole aluminium foil, bears
Pole aluminium foil mutually wind one and between be spaced by barrier film.
In addition, as shown in figure 5, the outer circumferential side of the battery case 1 rolls waistband 9, waistband 9 may be provided at middle plate 4 and limit
Plate is mobile in system or is arranged between middle plate 4 and bottom plate 3 and limits battery 2 and rock, during waistband 9 limits plate movement prevents middle plate
Drop out, further consolidate the position of battery 2, ensure that it is not rocked, the bottom of battery case 1 is provided with explosion-proof trace 14, explosion-proof trace 14
Can be variously-shaped preferably Y shape or X-shaped, when the unstable air pressure inside increase of battery, gas expansion washes the explosion-proof trace of rupture open
14 (remaining part thickness is thinner with respect to battery case for explosion-proof trace), gas is discharged at the explosion-proof trace 14 of the bottom of battery case 1, is reached and is let out
The purpose of gas, further improves security, prevents battery from drastically exploding.
As shown in Figures 3 and 4, lithium ion battery also includes positive strap 10, negative strap 11, the and of positive pole stator 12
Negative pole stator 13, positive pole ear 6, the lower section of negative lug 7 respectively rivet or welded positive strap 10, negative strap 11
Head end, positive strap 10, the end of negative strap 11 rivet or welded respectively positive pole stator 12, negative pole stator 13,
Positive pole stator 12 electrically connects the positive pole of battery 2 by riveting or welding the end face above battery, and negative pole stator 13 is logical
Cross riveting or welding lower section end face electrical connection battery negative pole, be completely embedded, positive pole stator, negative pole stator it is positive and negative
Two sides is fully in contact with battery, increases contact area, and electric conductivity is more preferable, and processing technology is easy, saves the time, reduces into
This.
Specifically, as shown in figure 4, positive pole stator 12, negative pole stator 13 are half arc；As shown in fig. 6, positive pole is fixed
Piece 12, negative pole stator 13 are yi word pattern；As shown in fig. 7, positive pole stator 12, negative pole stator 13 are cross.In addition, such as
Shown in Fig. 8, positive pole stator 12, negative pole stator 13 can be substituted for positive and negative electrode fixed disc 14.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations, for the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (10)
- A kind of 1. lithium ion battery that high-capacity positive negative pole is drawn in the same direction, it is characterised in that：Including battery case, battery, bottom plate, Middle plate, cover plate, positive pole ear and negative lug, bottom plate, battery, middle plate are sleeved on battery case inner chamber successively from the bottom up, electricity Chi Xin is positioned by bottom plate, middle board clamping, and cover plate is covered at battery case upper opening, and positive pole ear, negative lug are arranged on lid Above plate, positive pole ear, negative lug afterbody are electrically connected battery both positive and negative polarity.
- 2. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 is drawn in the same direction, it is characterised in that：It is described Cover plate includes the soft-slab on upper strata and the insulation board of lower floor, and positive pole ear, negative lug are arranged on above soft-slab.
- 3. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 or 2 is drawn in the same direction, it is characterised in that： The cover plate is provided with the through hole that loses heart, and installation plug, plug end are located at battery case inner chamber inside the through hole that loses heart, and battery is unstable When, the expansion of inside lithium ion cell air pressure is broken through plug and lost heart.
- 4. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 is drawn in the same direction, it is characterised in that：It is described Bottom plate, middle plate are adopted and are made from an insulative material, and battery outer circumferential side is wound with insulation diaphragm, and bottom plate, middle plate, insulation diaphragm are made jointly It is spaced with battery and internal surface of battery shell.
- 5. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 is drawn in the same direction, it is characterised in that：It is described The rolling of battery case outer circumferential side has waistband.
- 6. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 is drawn in the same direction, it is characterised in that：It is described Battery case bottom is provided with explosion-proof trace.
- 7. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 is drawn in the same direction, it is characterised in that：Also wrap Positive strap, negative strap, positive pole stator and negative pole stator are included, is riveted respectively below positive pole ear, negative lug Or welding positive strap, the head end of negative strap, positive strap, the end of negative strap rivet or welded just respectively Pole stator, negative pole stator, positive pole stator are electrically connecting battery just by riveting or welding the end face above battery Pole, negative pole stator electrically connect the negative pole of battery by riveting or welding the end face of lower section.
- 8. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 7 is drawn in the same direction, it is characterised in that：It is described Positive pole stator, negative pole stator are half arc or yi word pattern or cross.
- 9. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 is drawn in the same direction, it is characterised in that：Also wrap Positive strap, negative strap, positive pole fixed disc and negative pole fixed disc are included, positive pole ear, negative lug lower section are respectively Riveting or welding positive strap, the head end of negative strap, positive strap, the end of negative strap rivet or welded respectively Positive pole fixed disc, negative pole fixed disc are connect, positive pole fixed disc electrically connects by riveting or welding the end face above battery The positive pole of battery, negative pole fixed disc electrically connect the negative pole of battery by riveting or welding the end face of lower section.
- 10. the lithium ion battery that a kind of high-capacity positive negative pole according to claim 1 or 4 or 7 is drawn in the same direction, its feature exist In：The battery includes positive pole aluminium foil, negative copper foil and barrier film, positive pole aluminium foil, negative pole aluminium foil mutually wind one and between It is spaced by barrier film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720569827.3U CN206806456U (en) | 2017-05-22 | 2017-05-22 | The lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720569827.3U CN206806456U (en) | 2017-05-22 | 2017-05-22 | The lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206806456U true CN206806456U (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720569827.3U Active CN206806456U (en) | 2017-05-22 | 2017-05-22 | The lithium ion battery that a kind of high-capacity positive negative pole is drawn in the same direction |
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| Country | Link |
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| CN (1) | CN206806456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110581024A (en) * | 2019-09-24 | 2019-12-17 | 湖南艾华集团股份有限公司 | Vibration-proof aluminum electrolytic capacitor |
| WO2023208242A1 (en) * | 2022-04-29 | 2023-11-02 | 澎湃云科技(深圳)有限公司 | Terminal for arranging positive and negative electrodes of battery at same end |
-
2017
- 2017-05-22 CN CN201720569827.3U patent/CN206806456U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110581024A (en) * | 2019-09-24 | 2019-12-17 | 湖南艾华集团股份有限公司 | Vibration-proof aluminum electrolytic capacitor |
| WO2023208242A1 (en) * | 2022-04-29 | 2023-11-02 | 澎湃云科技(深圳)有限公司 | Terminal for arranging positive and negative electrodes of battery at same end |
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| GR01 | Patent grant |