CN207474594U - A kind of lithium ion cylinder battery - Google Patents
A kind of lithium ion cylinder battery Download PDFInfo
- Publication number
- CN207474594U CN207474594U CN201720972866.8U CN201720972866U CN207474594U CN 207474594 U CN207474594 U CN 207474594U CN 201720972866 U CN201720972866 U CN 201720972866U CN 207474594 U CN207474594 U CN 207474594U
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- Prior art keywords
- cathode
- face
- anode
- plate
- lug
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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
-
- 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 provides a kind of lithium ion cylinder battery, including housing and the battery core being contained in housing;Housing includes shell and block;Battery core includes core, casing, anode confluence piece and cathode confluence piece;Core includes positive plate, negative plate, diaphragm and the fixation adhesive tape of winding, and the side of positive plate offers multiple positive pole ears, and side of the negative plate far from positive pole ear offers multiple negative lugs;Multiple positive pole ear composition anode end face lugs, multiple negative lug composition cathode end face lugs;Core includes opposite positive pole-face and cathode face;Anode confluence piece includes substrate and drainage lug, and the first fixinig plate and the first connection sheet are formed after substrate is clipped;The second fixinig plate and the second connection sheet are formed after cathode confluence piece is clipped.Lithium ion battery provided by the utility model not only can guarantee the high rate capability of battery and security performance but also manufacture craft, cost simplified to be lower.
Description
【Technical field】
The utility model is related to power battery field more particularly to a kind of lithium ion cylinder batteries.
【Background technology】
Current lithium ion battery industry development is very rapid, and ferric phosphate lithium cell is since raw material sources are extensive, safety collar
Guarantor, higher discharge platform and excellent cycle performance, it is considered to be the important directions of following power battery development.Meanwhile
With the development of new-energy automobile, many equipment are continuously improved with requirement of the tool to battery, such as electric bicycle, electric motorcycle
Vehicle, electric vehicle etc. when in use, particularly start, and when climbing needs to provide heavy-current discharge.In order to improve new-energy automobile
Course continuation mileage and realize quick charge, high safety performance, high rate capability for power battery etc. propose it is higher will
It asks.
It is existing to rub flat technique and the laser axially easy short circuit phenomenon of welding for column lithium ion battery aluminum hull structure, generally
After end face collector is cut into several lugs, using laser radial direction boxing multi pole ears, laser will not cause main body battery core
It influences, but this method sacrifices the space of battery core axial direction, the energy density of battery substantially reduces, complex manufacturing technology, cost
It is higher.
In consideration of it, it is really necessary to provide a kind of new lithium ion cylinder battery to overcome drawbacks described above.
【Utility model content】
The purpose of this utility model is to provide a kind of high rate capability that not only can guarantee battery and security performance but also makes making
The lithium ion cylinder battery that process simplification, cost are lower.
To achieve these goals, the utility model provides a kind of lithium ion cylinder battery,
Including housing and the battery core being contained in the housing;The housing include integrally formed shell and with it is described outer
The block that shell contacts, the battery core include core, the casing being contained in the core and positioned at the core both ends
Anode confluence piece and cathode confluence piece;The core includes the positive plate wound, negative plate, positioned at the positive plate, negative plate
Between diaphragm and fixation adhesive tape, the side of the positive plate offers multiple positive pole ears, the negative plate far from it is described just
The side of pole lug offers multiple negative lugs;Multiple positive pole ear composition anode end face lugs, multiple negative lug compositions
Cathode end face lug;The core includes opposite positive pole-face and cathode face, and the centre of the core has states set for collecting post
The accepting hole of pipe;The anode confluence piece includes substrate corresponding with the anode face and the drainage pole being fixed on the substrate
Ear forms the first fixinig plate and is connected with first fixinig plate and consolidates with anode end face lug after the substrate is clipped
Surely the first connection sheet connected;Cathode confluence piece is corresponding with the cathode face and clipped the second fixinig plate of formation afterwards and with
Second fixinig plate is connected and the second connection sheet that is corresponding with the negative end face lug and being fixedly connected.
In a preferred embodiment, the anode plate shape extends to form multiple anode poles for strip rectangle and side
Ear, the shape of the negative plate extend to form multiple negative lugs for strip rectangle and side, and the diaphragm is strip rectangle, institute
Fixation adhesive tape is stated as rectangle;The width of the fixation adhesive tape is more than the width of the diaphragm, and the width of the diaphragm is more than described
The width of negative plate, the width of the negative plate are more than the width of the positive plate;The distance between two neighboring positive pole ear
The gradual increase from one end of the positive plate;The distance between two neighboring negative lug from one end of the negative plate by
It is cumulative big.
In a preferred embodiment, one layer of diaphragm, one layer of positive plate, one layer of diaphragm and one layer of negative plate are sequentially overlapped
And the positive pole ear is located at opposite both sides with the negative lug, winding is wound after surrounding hollow cylindrical with fixation adhesive tape
Fixation forms core;Anode end face lug and on the positive pole-face and shape is arc-shaped, anode end face pole
Ear quantity is 2-4;Cathode end face lug is located on the cathode face and shape is arc-shaped, cathode end face lug
Quantity be 2-4.
In a preferred embodiment, the battery core further includes the anode screening glass abutted with anode confluence piece,
The anode screening glass offers the first through hole, described first through hole shape for it is arc-shaped and with anode end face lug
It is corresponding;The anode screening glass material is ceramics, the one or more of polypropylene, polytetrafluoroethylene (PTFE);The shape of the substrate is
It is round and corresponding with the anode screening glass and abut;The quantity of first connection sheet is for two and positioned at the described first connection
The both sides of piece, first connection sheet are arc-shaped and corresponding with anode end face lug;Each first connection sheet being capable of phase
For the side edge bending of first fixinig plate connection, the drainage lug is located on a side surface of first fixinig plate;
The anode converges piece for fine aluminium material, thickness 0.2-0.5mm.
In a preferred embodiment, the battery core further includes the cathode screening glass abutted with cathode confluence piece,
The cathode screening glass offers the second through hole, described second through hole shape for it is arc-shaped and with cathode end face lug
It is corresponding;The cathode screening glass material is ceramics, the one or more of polypropylene, polytetrafluoroethylene (PTFE);The cathode confluence piece shape
Shape is round and corresponding with the cathode screening glass and abuts;The second connection sheet quantity is for three and into circular array and institute
The edge for stating the second fixinig plate is connected;The shape of second connection sheet to be arc-shaped and corresponding with cathode end face lug,
And each second connection sheet can be bent relative to the edge that second fixinig plate connects;The cathode confluence piece is answered for cupro-nickel
Close material, thickness 0.2-0.5mm.
In a preferred embodiment, the side of second fixinig plate convexes to form boss, back to the boss
Side forms card hole;Second fixinig plate is for circle and positioned at the center location of cathode confluence piece, the boss position
In the center location of second fixinig plate.
In a preferred embodiment, described sleeve pipe is cylindric hollow pipe, the length of described sleeve pipe and the core
Height it is consistent and diameter is consistent with the diameter of the accepting hole;The anode screening glass is further opened with first through hole, institute
It states anode protection plate shape and is round and corresponding with the anode face and abuts that the first through hole shape is for circle and positioned at institute
State the center location of anode screening glass;The cathode screening glass is further opened with the second through-hole, and the cathode protection plate shape is circle
Shape is simultaneously corresponding with the cathode face and abut, and second shape of through holes is center of circle position round and positioned at the cathode screening glass
It puts.
In a preferred embodiment, the shell includes bottom wall and the side wall extended to form from the bottom wall edge,
The bottom wall and side wall surround host cavity, and the block is opposite with the bottom wall interval;The side wall is perpendicular to the bottom wall, institute
Bottom wall shape is stated as circle, the corresponding side wall is cylindric, and the shape of the block is circle.
Bending bends lithium ion cylinder battery provided by the utility model, stacks to form positive terminal by multiple positive pole ears
Face lug, multiple negative lugs stack to form cathode end face lug, and anode end face lug and cathode end face lug
The second connection sheet with the first connection sheet of anode confluence piece and cathode confluence piece corresponds and the company of fixation respectively
It connects, greatly enhances the conveyance capacity of battery core, and then improve the efficiency for charge-discharge of cylindrical lithium ion battery.The utility model
The lithium ion cylinder battery of offer, not only can guarantee the high rate capability and security performance of battery, but simplify manufacture craft, into
Originally it is lower.
【Description of the drawings】
Fig. 1 is the sectional view of lithium ion cylinder battery provided by the utility model.
Fig. 2 is the structural exploded view of core in lithium ion cylinder battery shown in FIG. 1.
Fig. 3 is the positive pole-face schematic diagram of core in lithium ion cylinder battery shown in FIG. 1.
Fig. 4 is the cathode face schematic diagram of core in lithium ion cylinder battery shown in FIG. 1.
Fig. 5 is the schematic diagram of anode screening glass in lithium ion cylinder battery shown in FIG. 1.
Fig. 6 is the schematic diagram of cathode screening glass in lithium ion cylinder battery shown in FIG. 1.
Fig. 7 is the schematic diagram of anode confluence piece in lithium ion cylinder battery shown in FIG. 1.
Fig. 8 is the schematic diagram of cathode confluence piece in lithium ion cylinder battery shown in FIG. 1.
【Specific embodiment】
It is clear in order to be more clear the purpose of this utility model, technical solution and advantageous effects, below in conjunction with attached
Figure and specific embodiment, the present invention is further described in detail.It should be understood that described in this specification
Specific embodiment is not intended to limit the utility model just for the sake of explaining the utility model.
Fig. 1 is please referred to, the utility model provides a kind of lithium ion cylinder battery 100, including housing 10 and is contained in described
Battery core 20 in housing 10.
The housing 10 includes integrally formed shell 11 and the block 12 contacted with the shell 11.The shell
11 include bottom wall 111 and the side wall 112 extended to form from 111 edge of bottom wall, and the bottom wall 111 and side wall 112 surround receipts
Cavity volume 113.The block 12 is spaced relatively with the bottom wall 111.In present embodiment, the side wall 112 is perpendicular to the bottom
Wall 111.111 shape of bottom wall is circle, corresponding, and the side wall 112 is cylindric, and the shape of the block 12 is circle
Shape.
The battery core 20 includes core 21, the respectively casing 22 being contained in the core 21, the fixed and core 22
Anode that the anode screening glass 23 at both ends is abutted with cathode screening glass 24, with the anode screening glass 23 confluence piece 25 and with it is described
The cathode confluence piece 26 that cathode screening glass 24 abuts.
Fig. 1 to Fig. 4 is please referred to, the core 21 includes the positive plate 211 wound, negative plate 212, positioned at the positive plate
Diaphragm 213 and fixation adhesive tape 214 between 211 and the negative plate 212.211 shape of positive plate is strip rectangle and one
Side extends to form multiple positive pole ears 2111;The shape of the negative plate 212 extends to form multiple bear for strip rectangle and side
Pole lug 2121;The diaphragm 213 is strip rectangle;The fixation adhesive tape 214 is rectangle.In present embodiment, the fixation
The width of adhesive tape 214 is more than the width of the diaphragm 213, and the width of the diaphragm 213 is more than the width of the negative plate 212,
The width of the negative plate 212 is more than the width of the positive plate 211.The distance between two neighboring positive pole ear 2111 is certainly
Play gradually increase in one end of the positive plate 211;The distance between two neighboring negative lug 2121 is from the negative plate 212
Play gradually increase in one end.In present embodiment, the width of the positive pole ear is 5-8mm, and quantity is 100-300;It is described negative
The width of pole lug is 5-8mm, and quantity is 100-300.
One layer of 213, one layers of diaphragm, 211, one layers of positive plate diaphragm 213 and one layer of negative plate 212 be sequentially overlapped and it is described just
Pole lug 2111 is located at opposite both sides with the negative lug 2121, and winding uses fixation adhesive tape 214 after surrounding hollow cylindrical
It is fastened to form core 21.The center of the core 21 surrounds cylindric accepting hole 215.The core 21 is included opposite to each other just
Pole-face 216 and cathode face 217.Multiple stackings of positive pole ear 2111 form anode end face lug 2112 and positioned at the positive pole-face
On 216, lug 2112 quantity in the anode end face is 2-4.Multiple stackings of negative lug 2121 form cathode end face lug
2122 and on the cathode face 217, the quantity of cathode end face lug 2122 is 2-4.It is described in present embodiment
The shape of anode end face lug 2112 is arc-shaped, and quantity is two;Lug 2122 shape in the cathode end face is arc-shaped, number
Measure is three.
Fig. 1 is please referred to, described sleeve pipe 22 is cylindric hollow pipe.In present embodiment, the length of described sleeve pipe 22 and institute
The height for stating core 21 is consistent and diameter is consistent with the diameter of the accepting hole 215.
Fig. 1 and Fig. 5 is please referred to, the anode screening glass 23 offers 231 and first through hole 232 of first through hole.This reality
It applies in mode, 23 shape of anode screening glass is round and corresponding with the positive pole-face 216 and abuts.The first through hole
231 shapes are circle and are located at the center location of the anode screening glass 23, and the diameter of the first through hole 231 and the set
The diameter of pipe 22 corresponds to.First through hole, 232 quantity be two, and shape for it is arc-shaped and with anode end face lug
2112 correspond to, and the width of first through hole 232 is 1.0-4.0mm.23 material of anode screening glass is ceramics, poly- third
The one or more of alkene, polytetrafluoroethylene (PTFE), thickness 0.1-2.0mm.
Fig. 1 and Fig. 6 is please referred to, the cathode screening glass 24 offers the second through-hole 241 and the second through hole 242.This reality
It applies in mode, 24 shape of cathode screening glass is round and corresponding with the cathode face 217 and abuts.Second through-hole
241 shapes are circle and are located at the center location of the cathode screening glass 24, and the diameter of second through-hole 241 and the set
The diameter of pipe 22 corresponds to.Second through hole, 242 quantity be three, and shape for it is arc-shaped and with cathode end face lug
2122 correspond to, and the width of second through hole 242 is 1.0-4.0mm.24 material of cathode screening glass is ceramics, poly- third
The one or more of alkene, polytetrafluoroethylene (PTFE), thickness 0.1-2.0mm.
Fig. 1 and Fig. 7 is please referred to, the anode confluence piece 25 includes substrate 251 and is fixed on drawing on the substrate 251
Flow lug 252.The first fixinig plate 2511 is formed after the substrate 251 is clipped and is connected with first fixinig plate 2511 the
A connecting piece 2512.In present embodiment, the shape of the substrate 251 is round and corresponding with the anode screening glass 23 and supports
It connects.First fixinig plate 2511 is substantially rectangular and both ends are arc-shaped.The quantity of first connection sheet 2512 is two
And positioned at first connection sheet 2511 both sides, first connection sheet 2512 for it is arc-shaped and with anode end face pole
Ear 2112 corresponds to.The side edge bending that each first connection sheet 2512 can be connected relative to first fixinig plate 2511.It is described
Drainage lug 252 is located on a side surface of first fixinig plate 2511.In present embodiment, the anode confluence piece 25 is
Fine aluminium material, anode confluence piece thickness is 0.2-0.5mm.
It please refers to Fig. 1 and Fig. 8, the second fixinig plate 261 is formed after the cathode confluence piece 26 is clipped and with described second
The second connected connection sheet 262 of fixinig plate 261.The side of second fixinig plate 261 convexes to form boss 2611, back to described
The side of boss 2611 forms card hole 2612.In present embodiment, the cathode 26 shape of confluence piece for it is round and with it is described
Cathode screening glass 24 is corresponded to and is abutted.Second fixinig plate 261 is for circle and positioned at the center of circle position of cathode confluence piece 26
It puts, the boss 2611 is located at the center location of second fixinig plate 261.Second connection sheet, 262 quantity for three simultaneously
It is connected into circular array with the edge of first fixinig plate 261.The shape of second fixinig plate 262 for it is arc-shaped and with institute
Cathode end face lug 2122 is stated to correspond to.The side that each second connection sheet 262 can be connected relative to second fixinig plate 261
Edge is bent.2612 shape of card hole is round and corresponding with the accepting hole 215.In present embodiment, the cathode converges
Flow 26 is cupro-nickel composite, cathode confluence piece thickness 0.2-0.5mm.
It please refers to Fig. 1 to Fig. 8, during assembling, is contained in casing 22 in the accepting hole 215 of the core 21 first.Then
The anode screening glass 23 is corresponding with the positive pole-face 216 and abut, and each anode end face lug 2112 passes through corresponding the
Pass through aperture 232.The cathode screening glass 24 is corresponding with the cathode face 217 and abut, each cathode end face lug 2122
Across corresponding second through hole 242.The both ends of the accepting hole 225 lead to respectively with the first through hole 231 and described second
Hole 241 corresponds to.Then the first fixinig plate 2511 with it is described drainage the opposite surface of lug 252 and the anode screening glass 23 with
The opposite surface of the core 21 abuts and fixes, anode end face lug 2112 and first connection sheet 2512 and institute
The opposite surface of anode screening glass 23 is stated to be fixedly connected.Then rotate the first connection sheet 2512 make first connection sheet 2512 with
The anode screening glass 23 is abutted and is fixedly connected.Then the second fixinig plate 261 surface opposite with the boss 2611 and
The cathode screening glass 24 surface opposite with the core 21 abuts and fixes, cathode end face lug 2122 and described
Two connection sheets 262 surface opposite with the cathode screening glass 24 is fixedly connected.Then rotate the second connection sheet 262 make it is described
Second connection sheet 262 is abutted and is fixedly connected with the cathode screening glass 24, forms battery core 20.Then battery core 20 is contained in institute
It states in host cavity 113 and the boss 2611 abuts with the bottom wall 11 and passes through electric welding and fixes, on the anode confluence piece 25
It carries out encapsulated.Electrolyte is injected in the most backward host cavity 113, the drainage lug 252 is welded with the block 12
It connects after fixing, mechanical sealing treatment is carried out to the block 12 and side wall 112, forms lithium ion cylinder battery 100.
Lithium ion cylinder battery 100 provided by the utility model forms positive terminal by multiple positive pole ears 2111 stacking
Face lug 2112, the stacking of multiple negative lugs 2121 form cathode end face lug 2122, and anode end face lug 2112 with
Cathode end face lug 2122 respectively with the anode confluence piece 25 the first connection sheet 2512 and the cathode confluence piece 26
The second connection sheet 262 correspond and be fixedly connected, greatly enhance the conveyance capacity of battery core 20, and then improve cylinder
The efficiency for charge-discharge of lithium ion battery 100.Lithium ion cylinder battery 100 provided by the utility model, both can guarantee the height of battery
High rate performance and security performance, and manufacture craft, cost is simplified to be lower.
The utility model is not restricted to described in specification and embodiment, therefore for the personnel of familiar field
For other advantage and modification is easily implemented, therefore in the universal limited without departing substantially from claim and equivalency range
Spirit and scope in the case of, the utility model is not limited to specific details, representative equipment and shown here as with retouching
The diagram example stated.
Claims (8)
1. a kind of lithium ion cylinder battery, it is characterised in that:Including housing and the battery core being contained in the housing;The housing
Including integrally formed shell and the block contacted with the shell, the battery core includes core, is contained in the core
In casing and anode confluence piece and cathode positioned at the core both ends converge piece;Positive plate of the core including winding,
Negative plate, diaphragm and fixation adhesive tape between the positive plate, negative plate, the side of the positive plate offer it is multiple just
Pole lug, side of the negative plate far from the positive pole ear offer multiple negative lugs;Multiple positive pole ear compositions are just
Extreme face lug, multiple negative lug composition cathode end face lugs;The core includes opposite positive pole-face and cathode face, described
There is the accepting hole that casing is stated for collecting post in the centre of core;The anode confluence piece includes substrate corresponding with the anode face
And be fixed on the drainage lug on the substrate, the substrate it is clipped after formed the first fixinig plate and with first fixinig plate
The first connection sheet for being connected and being fixedly connected with anode end face lug;Cathode confluence piece it is corresponding with the cathode face and
The second fixinig plate is formed after clipped and is connected with second fixinig plate and corresponding with the negative end face lug and fixed connect
The second connection sheet connect.
2. lithium ion cylinder battery as described in claim 1, it is characterised in that:The anode plate shape is strip rectangle and one
Side extends to form multiple positive pole ears, and the shape of the negative plate extends to form multiple negative lugs for strip rectangle and side,
The diaphragm is strip rectangle, and the fixation adhesive tape is rectangle;The width of the fixation adhesive tape is more than the width of the diaphragm, institute
The width for stating diaphragm is more than the width of the negative plate, and the width of the negative plate is more than the width of the positive plate;Adjacent two
The gradual increase from one end of the positive plate of the distance between a positive pole ear;The distance between two neighboring negative lug is certainly
Play gradually increase in one end of the negative plate.
3. lithium ion cylinder battery as claimed in claim 2, it is characterised in that:One layer of diaphragm, one layer of positive plate, one layer of diaphragm
And one layer of negative plate is sequentially overlapped and the positive pole ear is located at opposite both sides with the negative lug, winding surrounds open circles
It is fastened to form core with fixation adhesive tape after column;Anode end face lug and on the positive pole-face and shape is circle
Arc, the anode end face lug quantity are 2-4;Cathode end face lug is located on the cathode face and shape is circular arc
Shape, the quantity of cathode end face lug is 2-4.
4. lithium ion cylinder battery as claimed in claim 3, it is characterised in that:The battery core is further included converges with the anode
The anode screening glass that piece abuts, the anode screening glass offer the first through hole, and described first through hole shape is arc-shaped
It is and corresponding with anode end face lug;The anode screening glass material is ceramics, one kind or several of polypropylene, polytetrafluoroethylene (PTFE)
Kind;The shape of the substrate is round and corresponding with the anode screening glass and abuts;The quantity of first connection sheet is two
Both sides a and positioned at first connection sheet, first connection sheet are arc-shaped and corresponding with anode end face lug;
The side edge bending that each first connection sheet can be connected relative to first fixinig plate, the drainage lug are located at described first
On one side surface of fixinig plate;The anode converges piece for fine aluminium material, thickness 0.2-0.5mm.
5. lithium ion cylinder battery as claimed in claim 4, it is characterised in that:The battery core is further included converges with the cathode
The cathode screening glass that piece abuts, the cathode screening glass offer the second through hole, and described second through hole shape is arc-shaped
It is and corresponding with cathode end face lug;The cathode screening glass material is ceramics, one kind or several of polypropylene, polytetrafluoroethylene (PTFE)
Kind;The cathode confluence plate shape is round and corresponding with the cathode screening glass and abuts;The second connection sheet quantity is
Three and it is connected into circular array with the edge of second fixinig plate;The shape of second connection sheet for it is arc-shaped and with institute
It states cathode end face lug to correspond to, and each second connection sheet can be bent relative to the edge that second fixinig plate connects;Institute
It states cathode and converges piece for cupro-nickel composite, thickness 0.2-0.5mm.
6. lithium ion cylinder battery as claimed in claim 5, it is characterised in that:The side of second fixinig plate convexes to form
Boss forms card hole back to the side of the boss;Second fixinig plate is round and positioned at cathode confluence piece
Center location, the boss are located at the center location of second fixinig plate.
7. lithium ion cylinder battery as claimed in claim 5, it is characterised in that:Described sleeve pipe is cylindric hollow pipe, described
The length of casing is consistent with the height of the core and diameter is consistent with the diameter of the accepting hole;The anode screening glass
First through hole is further opened with, the anode protection plate shape is round and corresponding with the anode face and abuts that described first is logical
Hole shape is center location round and positioned at the anode screening glass;The cathode screening glass is further opened with the second through-hole, institute
It states cathode protection plate shape and is round and corresponding with the cathode face and abuts that second shape of through holes is for circle and positioned at institute
State the center location of cathode screening glass.
8. lithium ion cylinder battery as described in claim 1, it is characterised in that:The shell includes bottom wall and from the bottom wall
The side wall that edge extends to form, the bottom wall and side wall surround host cavity, and the block is opposite with the bottom wall interval;The side
For wall perpendicular to the bottom wall, the bottom wall shape is circle, and the corresponding side wall is cylindric, and the shape of the block is circle
Shape.
Priority Applications (1)
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CN201720972866.8U CN207474594U (en) | 2017-08-04 | 2017-08-04 | A kind of lithium ion cylinder battery |
Applications Claiming Priority (1)
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CN201720972866.8U CN207474594U (en) | 2017-08-04 | 2017-08-04 | A kind of lithium ion cylinder battery |
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CN207474594U true CN207474594U (en) | 2018-06-08 |
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CN201720972866.8U Expired - Fee Related CN207474594U (en) | 2017-08-04 | 2017-08-04 | A kind of lithium ion cylinder battery |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111446480A (en) * | 2020-04-29 | 2020-07-24 | 广东微电新能源有限公司 | Preparation method of battery cell of energy storage device and battery cell |
CN115692863A (en) * | 2022-11-04 | 2023-02-03 | 厦门海辰储能科技股份有限公司 | Structure and encapsulation method of battery core, battery monomer, energy storage device and electric equipment |
-
2017
- 2017-08-04 CN CN201720972866.8U patent/CN207474594U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111446480A (en) * | 2020-04-29 | 2020-07-24 | 广东微电新能源有限公司 | Preparation method of battery cell of energy storage device and battery cell |
CN115692863A (en) * | 2022-11-04 | 2023-02-03 | 厦门海辰储能科技股份有限公司 | Structure and encapsulation method of battery core, battery monomer, energy storage device and electric equipment |
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