CN206820072U - A kind of positive and negative electrodes in same with administrative protection circuit is to drawing lithium ion battery and battery pack - Google Patents
A kind of positive and negative electrodes in same with administrative protection circuit is to drawing lithium ion battery and battery pack Download PDFInfo
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- CN206820072U CN206820072U CN201720570136.5U CN201720570136U CN206820072U CN 206820072 U CN206820072 U CN 206820072U CN 201720570136 U CN201720570136 U CN 201720570136U CN 206820072 U CN206820072 U CN 206820072U
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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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- Connection Of Batteries Or Terminals (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
A kind of positive and negative electrodes in same with administrative protection circuit be the utility model is related to extraction lithium ion battery and battery pack; including battery case, battery, circuit board, wire and connection terminal; battery is encapsulated in inside battery case; circuit board is arranged on above battery case; circuit board is included provided with positive pole pin, negative pin, conservative management circuit, and positive pole pin, negative pin one end, which extend downwardly into, is electrically connected battery positive pole, battery negative pole in battery；The other end connects the input of conservative management circuit; the output end of conservative management circuit is divided into discharge end positive pole, charging end positive pole, the shared negative pole in charge/discharge end; discharge end positive pole, charging end positive pole, charge/discharge end share negative pole and draw electric connection connection terminal in the same direction by 3 wires respectively; external equipment passes through connection terminal, wire transmission current and voltage signals to conservative management circuit; excessive discharge and recharge is avoided to increase the service life of battery to cell damage and improve the safety and reliability of battery.
Description
Technical field
The utility model is related to field of lithium, and in particular to a kind of positive and negative electrodes in same with administrative protection circuit to draw lithium
Ion battery.
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 be widely used, but the both positive and negative polarity of existing lithium ion battery, which is opposite direction, to be drawn
Go out, just extremely prominent head, negative pole is the base plane of shell, is carried more by the way of directly connecting to electrical appliance during use
Power supply source, when used in parallel if desired, special battery case need to be equipped with and just can be used, it is very inconvenient, limit its use
Scope, furthermore, the rated voltages of different electrical appliances, rated current difference, existing lithium ion battery output voltage, electric current
, can only be inconvenient for use by more batteries in parallel or series if output voltage or output current need to be increased for fixed value, in addition,
The excessive discharge and recharge of battery can cause permanent damage to both positive and negative polarity, and over-discharge causes negative pole carbon plate Rotating fields to collapse, and
Collapsing can cause lithium ion in charging process not insert；Overcharging makes excessive Lithium-ion embeding negative pole carbon structure, and makes
It can not again be discharged into which part lithium ion, if discharge current is excessive, excessive electric current causes inside battery to generate heat,
Permanent infringement can be caused.
Utility model content
For lithium ion battery in the prior art is inconvenient for use, excessive discharge and recharge is fragile, it is inconvenient management etc. technical problem,
The utility model provides a kind of positive and negative electrodes in same with administrative protection circuit to extraction lithium ion battery and its battery pack, specific skill
Art scheme is as follows：
A kind of positive and negative electrodes in same with administrative protection circuit is to drawing lithium ion battery, including battery case, battery, circuit
Plate, wire and connection terminal, battery are encapsulated in inside battery case, and circuit board is arranged on above battery case, circuit board bag
Include provided with positive pole pin, negative pin, conservative management circuit, positive pole pin, negative pin one end, which are extended downwardly into battery, to be divided
Electricity Lian Jie not battery positive pole, battery negative pole；The other end connect conservative management circuit input, conservative management circuit it is defeated
Go out end and be divided into discharge end positive pole, charging end positive pole, the shared negative pole in charge/discharge end, discharge end positive pole, charging end positive pole, charge/discharge
End shares negative pole and draws electric connection connection terminal in the same direction by 3 wires respectively.
As a kind of preferred scheme of the present utility model, the battery includes positive pole paillon foil, negative pole paillon foil, barrier film, just
Pole paillon foil, negative pole paillon foil winding one and between be spaced by barrier film, positive pole pin riveted connection positive pole paillon foil, negative pin
Riveted connects negative pole paillon foil.
As a kind of preferred scheme of the present utility model, the conservative management circuit includes protection module and management module.
As a kind of preferred scheme of the present utility model, the battery case is cylindrical or square, battery case bottom
Provided with explosion-proof trace.
As a kind of preferred scheme of the present utility model, the battery case upper periphery side is provided with the waistband inside contracted,
Battery is by waistband clamping and positioning.
A kind of positive and negative electrodes in same with administrative protection circuit is to Li-ion batteries piles are drawn, by multiple above-mentioned band administrative protections
The positive and negative electrodes in same of circuit forms in parallel or series to lithium ion battery is drawn.
The beneficial effects of the utility model：Be integrated with conservative management circuit on circuit board, external equipment by connection terminal,
Wire transmission current and voltage signals are to conservative management circuit, and conservative management circuit is according to the effective administrative protection lithium-ion electric of this signal
Pond, excessive discharge and recharge is avoided to cell damage, increase the service life of battery and improve the safety and reliability of battery, and it is same
Used when facilitating series, parallel to the wire of extraction, it is applied widely, in addition, battery by positive pole paillon foil, negative pole paillon foil, every
Film roll is reasonable in design around composition, is easy to be electrically connected with positive pole guide pin, negative electrode guide needle.
Brief description of the drawings
Fig. 1 is the circuit diagram of conservative management of the present utility model；
Fig. 2 is positive pole paillon foil of the present utility model, negative pole paillon foil, the schematic diagram of membrane winding one；
Fig. 3 is structural representation of the present utility model；
Fig. 4 is structure sectional view of the present utility model；
Fig. 5 is explosion-proof trace position view 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 Figures 1 to 3, a kind of positive and negative electrodes in same with administrative protection circuit holds to extraction lithium ion battery, including battery
Device, battery 1, circuit board 2, wire 3 and connection terminal 4, battery 1 are encapsulated in inside battery case, and circuit board 2 is arranged on electricity
Above the container of pond, circuit board 2 is included provided with positive pole pin, negative pin, conservative management circuit, positive pole pin, negative pin one
End, which extends downwardly into, is electrically connected battery positive pole, battery negative pole in battery 2；The other end connects the defeated of conservative management circuit
Enter end, the output end of conservative management circuit is divided into discharge end positive pole, charging end positive pole, the shared negative pole in charge/discharge end, and electric discharge is rectified
Pole, charging end positive pole, charge/discharge end share negative pole and draw electric connection connection terminal 4, connection in the same direction by 3 wires 5 respectively
Terminal 4 is electrically connected with external electric equipment.
Specifically, the battery 1 includes positive pole paillon foil 11, negative pole paillon foil 12, barrier film 13, positive pole paillon foil 11, anode foil
Piece 12 wind one and between be spaced by barrier film 13, positive pole paillon foil 11, negative pole paillon foil 12, which are wound, is put into battery appearance after one
In device, the upper opening of battery case 1 installation end cap prevents positive pole paillon foil 11, negative pole paillon foil 12 from dropping out, and circuit board 2 is riveted on end cap
Top, after positive pole pin, negative pin lower section pass through end cap, positive pole pin riveted connection positive pole paillon foil 11, the riveting of negative pin 32
Close connection negative pole paillon foil 12.
Specifically, as shown in figure 1, the conservative management circuit includes protection module and management module, protection module and pipe
Manage module by first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the first electric capacity C1, the second electric capacity C2, in
Central processor U1, photodiode composition, charging end positive pole connection first resistor R1, first resistor R1 connection 3rd resistor R3,
3rd resistor R3 connection photodiodes, photodiode connection central processing unit U1, first resistor R1 connection the first electric capacity C1,
First electric capacity C1 connection central processing unit U1, first resistor R1 is in parallel with the 4th resistance R4, the 4th resistance R4 connection anodes,
Battery negative connection pole second resistance R2, second resistance R2 connection central processing unit U1, discharge end positive pole the second electric capacity C2 of connection, the
Two electric capacity C2 are grounded.
Specifically, the battery case is cylindrical or square, battery case bottom is provided with explosion-proof trace 8, and explosion-proof trace 8 can be
Variously-shaped is preferably Y shape or X-shaped, and when the unstable air pressure inside increase of battery, it is (anti-that gas expansion washes the explosion-proof trace 8 of rupture open
Remaining part thickness is thinner with respect to battery case for quick-fried trace 8), gas is discharged at the explosion-proof trace of battery case bottom, reaches discouraged
Purpose, security is further improved, prevent battery from drastically exploding, the battery case upper periphery side is provided with the waistband inside contracted
7, battery 1 is clamped positive pole paillon foil 11, barrier film 13, negative pole paillon foil 12, is prevented winding one by the clamping and positioning of waistband 7, waistband 7
Positive pole paillon foil 11, barrier film 13, the negative pole paillon foil 12 of body are loosened.
A kind of positive and negative electrodes in same with administrative protection circuit is protected to Li-ion batteries piles are drawn by multiple above-mentioned carried bands
The positive and negative electrodes in same of circuit forms in parallel or series to lithium ion battery is drawn.
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 (6)
1. a kind of positive and negative electrodes in same with administrative protection circuit to draw lithium ion battery, it is characterised in that：Including battery case, electricity
Chi Xin, circuit board, wire and connection terminal, battery are encapsulated in inside battery case, and circuit board is arranged on above battery case,
Circuit board is included provided with positive pole pin, negative pin, conservative management circuit, and positive pole pin, negative pin one end extend downwardly into electricity
Pond in-core is electrically connected battery positive pole, battery negative pole；The other end connects the input of conservative management circuit, conservative management
The output end of circuit is divided into discharge end positive pole, charging end positive pole, the shared negative pole in charge/discharge end, and discharge end positive pole, charging are rectified
Pole, charge/discharge end share negative pole and draw electric connection connection terminal in the same direction by 3 wires respectively.
2. a kind of positive and negative electrodes in same with administrative protection circuit according to claim 1 to draw lithium ion battery, its feature
It is：The battery include positive pole paillon foil, negative pole paillon foil, barrier film, positive pole paillon foil, negative pole paillon foil winding one and between pass through
Barrier film is spaced, positive pole pin riveted connection positive pole paillon foil, negative pin riveted connection negative pole paillon foil.
3. a kind of positive and negative electrodes in same with administrative protection circuit according to claim 1 to draw lithium ion battery, its feature
It is：The conservative management circuit includes protection module and management module.
4. a kind of positive and negative electrodes in same with administrative protection circuit according to claim 1 to draw lithium ion battery, its feature
It is：The battery case is cylindrical or square, and battery case bottom is provided with explosion-proof trace.
5. a kind of positive and negative electrodes in same with administrative protection circuit according to claim 1 to draw lithium ion battery, its feature
It is：The battery case upper periphery side is provided with the waistband inside contracted, and battery is by waistband clamping and positioning.
6. a kind of positive and negative electrodes in same with administrative protection circuit to draw Li-ion batteries piles, it is characterised in that：Will by multiple rights
1~5 any described positive and negative electrodes in same with administrative protection circuit is asked to be formed in parallel or series to lithium ion battery is drawn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570136.5U CN206820072U (en) | 2017-05-22 | 2017-05-22 | A kind of positive and negative electrodes in same with administrative protection circuit is to drawing lithium ion battery and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570136.5U CN206820072U (en) | 2017-05-22 | 2017-05-22 | A kind of positive and negative electrodes in same with administrative protection circuit is to drawing lithium ion battery and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206820072U true CN206820072U (en) | 2017-12-29 |
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ID=60756996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720570136.5U Active CN206820072U (en) | 2017-05-22 | 2017-05-22 | A kind of positive and negative electrodes in same with administrative protection circuit is to drawing lithium ion battery and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206820072U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11043723B2 (en) | 2016-11-24 | 2021-06-22 | R & WJ Enterprises Pty Ltd | Low voltage protector for systems battery |
-
2017
- 2017-05-22 CN CN201720570136.5U patent/CN206820072U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11043723B2 (en) | 2016-11-24 | 2021-06-22 | R & WJ Enterprises Pty Ltd | Low voltage protector for systems battery |
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