CN203955468U - A kind of electrodes of lithium-ion batteries coating coated panel - Google Patents

A kind of electrodes of lithium-ion batteries coating coated panel Download PDF

Info

Publication number
CN203955468U
CN203955468U CN201420410719.8U CN201420410719U CN203955468U CN 203955468 U CN203955468 U CN 203955468U CN 201420410719 U CN201420410719 U CN 201420410719U CN 203955468 U CN203955468 U CN 203955468U
Authority
CN
China
Prior art keywords
pole piece
support
clamping plate
piece clamping
extension spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420410719.8U
Other languages
Chinese (zh)
Inventor
纪继坤
郅晓科
梁广川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hebei University of Technology
Original Assignee
Hebei University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hebei University of Technology filed Critical Hebei University of Technology
Priority to CN201420410719.8U priority Critical patent/CN203955468U/en
Application granted granted Critical
Publication of CN203955468U publication Critical patent/CN203955468U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Battery Electrode And Active Subsutance (AREA)

Abstract

The utility model is a kind of electrodes of lithium-ion batteries coating coated panel, and the composition of this coated panel comprises front pole piece clamping plate, curved surface coated panel, support, rear pole piece clamping plate, rear extension spring, lower margin, front extension spring and rubber strip; Its annexation is: front pole piece clamping plate are arranged on support left end by pin connected mode, and each level of the both sides of support left end is fixed with a front extension spring, and front extension spring one end is fixed on support, and the other end is fixed on the side of front pole piece clamping plate; Support right-hand member is fixed with rear pole piece clamping plate with pin connected mode, extension spring after the both sides of support right-hand member are fixed with, and rear extension spring one end is fixed on support, and the other end is connected with the side that is connected to rear pole piece clamping plate, and rear extension spring becomes angle α, 30 with horizontal line o≦ α≤45 o.When the utility model has solved use spread plate, collector is with the problem fitting tightly between spread plate; Reduced the needed inventory of coating, easy and applicable.

Description

A kind of electrodes of lithium-ion batteries coating coated panel
Technical field:
The technical solution of the utility model relates to a kind of electrodes of lithium-ion batteries coated panel, specifically manufactures before lithium ion battery, for collector being carried out to the slurry mechanical device in when coating.
Background technology:
In recent years, along with deepening continuously of Study on Li-ion batteries using, the application in daily life of lithium ion battery power supply is more and more extensive, and especially the occupation rate in fields such as the vehicles, electrical equipment, energy storage base stations grows with each passing day.In laboratory, conventional lithium ion battery test evaluation method has two kinds of button cell and cylindrical batteries.The making of cylindrical battery, to adopt coating process to make the pole piece of longer lithium ion cell positive, negative pole, again the positive pole of making, cathode pole piece being made to cylindricality through winding process together with barrier film is battery core, finally battery core and box hat have been assembled in glove box, and the electrolyte that injects appropriate amount can be made standard cylindrical battery.
In common laboratory, carry out cylinder-shaped lithium ion battery research, first need to make the battery pole piece (comprising anode pole piece and cathode pole piece) meeting the demands.Conventionally the acquisition approach of pole piece has two kinds: one is that the tens thousand of first funds of cost are bought coating system by oneself, make, but the amount of required slurry is larger during coating via professional's operation.Yet for the material in laboratory, prepare, every batch of synthetic inventory but seldom, cannot meet the requirement of a large amount of materials; Another is synthetic material to be delivered to associated batteries prepare factory, entrusts it to material, to be coated with processing and makes required pole piece, but like this except a large amount of materials of needs, certainly will extend experimental period to a great extent, is unfavorable for experimental study.In addition, some laboratories adopt spread plate to make battery pole piece, this method is that collector (aluminium foil or Copper Foil) is laid in to smooth sheet material (generally adopting glass plate) above, re-uses spreader collector is coated with to operation, to make required pole piece.For one side slurry coating, can on plate glass, drip alcohol etc. collector is fitted tightly on glass plate, to guarantee to be coated with the smooth of plane, thereby obtain Painting effect comparatively uniformly.But when carrying out second coating, complete on the basis of first surface slurry coating, be difficult to guarantee that the slurry Painting effect of second reaches requirement.Reason is if make collector and glass pane surface laminating without alcohol etc., needed flat surface while being difficult to guarantee second of coating.If use the laminating liquid such as alcohol, the surface that can cause first surface to complete slurry coating occurs that siccative departs from collector or causes that other pollute, and finally cause the failure of double spread.The quality of electrodes of lithium-ion batteries coating process quality, be directly the full battery of impact whether up to standard with and one of the key problem in technology of chemical property test result.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of in cylinder-shaped lithium ion battery pole piece manufacturing process, have the electrodes of lithium-ion batteries coating curved surface coated panel of the excellent results such as easy and simple to handle, Painting effect is good, required inventory is few.The utility model adopts longitudinal curved surface coated panel to replace traditional horizontal coated panel, change horizontal plane is longitudinal curved surface, in addition the use of coated panel rear and front end pole piece clamping plate, collector foil can well be fitted tightly with coated panel upper surface, so that the collection liquid surface situation in collector tow sides coating process is consistent; Thereby in assurance coating process, the even thickness of collector foil surface coating layer is consistent.Thereby make electrodes of lithium-ion batteries in coating process process, can simplify the operation, the shortening time, reduce the requirement of inventory; Secondly, reduce equipment cost, reduce the specification requirement to operating personnel; Moreover the crawling of having avoided use spread plate to cause is even, is difficult to guarantee the difficult problems such as flatness; Thereby contribute to guarantee the precisely efficient of the full battery testing process in li-ion battery experiment chamber, be beneficial to the science research and development of lithium ion battery.
The technical scheme that the utility model solves this technical problem is:
An electrodes of lithium-ion batteries coating coated panel, the composition that it is characterized by this coated panel comprises front pole piece clamping plate, curved surface coated panel, support, rear pole piece clamping plate, rear extension spring, lower margin, front extension spring and rubber strip;
Its annexation is: front pole piece clamping plate are arranged on support left end by pin connected mode, and each level of the both sides of support left end is fixed with a front extension spring, and front extension spring one end is fixed on support, and the other end is fixed on the side of front pole piece clamping plate; Support right-hand member is fixed with rear pole piece clamping plate with pin connected mode, extension spring after the both sides of support right-hand member are fixed with one, rear extension spring one end is fixed on support, and the other end is connected with the side that is connected to rear pole piece clamping plate, rear extension spring becomes angle α, 30 °≤α≤45 ° with horizontal line;
On support, be close to the left side of front pole piece clamping plate right side and rear pole piece clamping plate, be adjacent to respectively and be fixed with root rubber strip, curved surface coated panel keeps flat on the support being fixed between root rubber strip;
Described front pole piece clamping plate are all identical with support width with the width of rear pole piece clamping plate;
Lower margin is arranged on below support.
The upper surface in described curved surface coated panel vertical section is curve, this curve is comprised of three sections of circular arc lines, wherein, from left to right, first paragraph circular arc and intersection point support are A point, the intersection point of first paragraph circular arc and second segment circular arc is B point, and the intersection point of second segment circular arc and the 3rd section of circular arc is C point, and the intersection point of the 3rd section of circular arc and support is D point; It is φ 1=π/3 that A selects the tangent plane radian value that B selects camber line, and first paragraph arc diameter is 200mm; The tangent plane radian value that B selects the camber line of C between selecting is π/36≤φ 2≤π/18, and second segment arc diameter L2 is 2500mm >=L2 >=2292mm; C selects tangent plane radian value φ 3=π/4 that D selects camber line, and the 3rd section of arc diameter is 228mm; The vertical range on B point curved surface coated panel base is respectively h=50mm, and the vertical range on C point to curved surface coated panel base is H=80mm;
B point is 1200 >=L >=1000mm. to the length of the camber line between C point
The beneficial effects of the utility model are: first, when the coating of the utility model electrodes of lithium-ion batteries has solved use spread plate effectively with coated panel, be difficult to obtain flat surface and be difficult to guarantee that collector is with the problem fitting tightly between spread plate; Secondly, the coating of the utility model electrodes of lithium-ion batteries has reduced the needed inventory of coating to a great extent with coated panel; Moreover the coating of the utility model electrodes of lithium-ion batteries has been simplified equipment structure with coated panel, has greatly reduced equipment cost and the specification requirement higher to operating personnel, easy and applicable.Comprehensive above benefit, the coating of the utility model electrodes of lithium-ion batteries effectively raises the coating quality of electrodes of lithium-ion batteries with coated panel, simplify operating procedure, reduced material loss, and then promoted to a certain extent efficiently carrying out of laboratory lithium ion battery research work.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the front view of coated panel structure for a kind of electrodes of lithium-ion batteries coating of the utility model.
In figure, 1. front pole piece strap, 2. curved surface coated panel, 3. support, 4. rear pole piece strap, 5. rear extension spring, 6. lower margin, 7. front extension spring.
Fig. 2 is the curved surface coated panel structural representation of coated panel structure for a kind of electrodes of lithium-ion batteries coating of the utility model.
Fig. 3 is the top view of coated panel structure for a kind of electrodes of lithium-ion batteries coating of the utility model.
In figure, 2. curved surface coated panel, 5. rear extension spring, 7. front extension spring, 8. rubber strip.
Pole piece and coated panel relative position schematic diagram when Fig. 4 is the coating of a kind of electrodes of lithium-ion batteries of the utility model with the work of coated panel structure.
In figure, 9. pole piece.
The specific embodiment
A kind of electrodes of lithium-ion batteries coating of the utility model uses coated panel as Fig. 1, Fig. 2, and shown in Fig. 3, the composition of this coated panel comprises front pole piece clamping plate 1, curved surface coated panel 2, support 3, rear pole piece clamping plate 4, rear extension spring 5, lower margin 6, front extension spring 7 and rubber strip 8;
Its annexation is: front pole piece clamping plate 1 are arranged on support 3 left ends by pin connected mode, and each level of both sides of support 3 left ends is fixed with a front extension spring 7, and front extension spring 7 one end are fixed on support 3, and the other end is fixed on the side of front pole piece clamping plate 1; Support 3 right-hand members are fixed with rear pole piece clamping plate 4 with pin connected mode, extension spring 5 after the both sides of support 3 right-hand members are fixed with one, rear extension spring 5 one end are fixed on support 3, and the other end is connected with the side that is connected to rear pole piece clamping plate 4, rear extension spring 5 becomes angle α, 30 °≤α≤45 ° with horizontal line;
On support 3, be close to the left side of front pole piece clamping plate 1 right side and rear pole piece clamping plate 4, be adjacent to respectively and be fixed with 1 rubber strip 8, curved surface coated panel 2 keeps flat and is fixed on 2 supports 3 between rubber strip 8;
Described front pole piece clamping plate 1 are all identical with support width with the width of rear pole piece clamping plate 4;
Lower margin 6 is arranged on below support 3,
The upper surface in described curved surface coated panel 2 vertical sections is curve, this curve is comprised of three sections of circular arc lines, wherein, from left to right, first paragraph circular arc and intersection point support 3 are A point, the intersection point of first paragraph circular arc and second segment circular arc is B point, and the intersection point of second segment circular arc and the 3rd section of circular arc is C point, and the intersection point of the 3rd section of circular arc and support 3 is D point; It is φ 1=π/3 that A selects the tangent plane radian value that B selects camber line, and arc diameter L1 is 200mm; The tangent plane radian value that B selects the camber line of C between selecting is π/36≤φ 2≤π/18, and arc diameter L2 is 2500mm >=L2 >=2292mm; C selects tangent plane radian value φ 3=π/4 that D selects camber line, and arc diameter L3 is 228mm; The vertical range on B point, C point to curved surface coated panel 2 bases is respectively h=50mm, H=80mm.
B point is 1200 >=L >=1000mm. to the length of the camber line between C point
Front pole piece clamping plate 1 and rear pole piece clamping plate 4 play fixedly pole piece effect, give pole piece a pair of opposition.In conjunction with curved surface coated panel 2, because there is certain radian (π/36≤φ 2≤π/18) on curved surface coated panel 2 surfaces, make pole piece can be easy to same curved surface coated panel surface and fit tightly.The effect that front pole piece clamping plate 1 and rear pole piece clamping plate 4 is applied to directional pull is played respectively in front extension spring 7 and rear extension spring 5.Support 3 plays integrated connection fixation.Lower margin 6 plays integrated support effect.Rubber strip 8 plays anti-skidding effect.
A kind of electrodes of lithium-ion batteries coating of the utility model is such with the use procedure of coated panel: by smooth curved surface coated panel 2 surfaces that are layered on of collector of needs coating, respectively with the fixing pole piece two ends of front pole piece clamping plate 1 and rear pole piece clamping plate 4, pole piece is fitted tightly on curved surface coated panel 2 surfaces simultaneously.Then use knife type coater that required slurry is evenly coated in to pole piece front.To after the pole piece drying in coated front, repeat top-operation, now face down and fit tightly with curved surface coated panel 2 surfaces, thereby obtain evenly smooth reverse side coating surface of coating, then drying technique, thereby high-quality double spread pole piece obtained.The simple convenient operation of this device structure, has reduced slurry loss and equipment cost effectively, in addition, has improved to a certain extent the artificial operability of coating process, has shortened the experiment test cycle.
The utility model unaccomplished matter is known technology.

Claims (2)

1. an electrodes of lithium-ion batteries coating coated panel, the composition that it is characterized by this coated panel comprises front pole piece clamping plate, curved surface coated panel, support, rear pole piece clamping plate, rear extension spring, lower margin, front extension spring and rubber strip;
Its annexation is: front pole piece clamping plate are arranged on support left end by pin connected mode, and each level of the both sides of support left end is fixed with a front extension spring, and front extension spring one end is fixed on support, and the other end is fixed on the side of front pole piece clamping plate; Support right-hand member is fixed with rear pole piece clamping plate with pin connected mode, extension spring after the both sides of support right-hand member are fixed with, and rear extension spring one end is fixed on support, and the other end is connected with the side that is connected to rear pole piece clamping plate, and rear extension spring becomes angle α, 30 with horizontal line o≦ α≤45 o;
On support, be close to the left side of front pole piece clamping plate right side and rear pole piece clamping plate, be adjacent to respectively and be fixed with root rubber strip, curved surface coated panel keeps flat on the support being fixed between root rubber strip;
Described front pole piece clamping plate are all identical with support width with the width of rear pole piece clamping plate;
Lower margin is arranged on below support.
2. electrodes of lithium-ion batteries coating coated panel as claimed in claim 1, the upper surface that it is characterized by described curved surface coated panel vertical section is curve, this curve is comprised of three sections of circular arc lines, wherein, from left to right, first paragraph circular arc and intersection point support are A point, and the intersection point of first paragraph circular arc and second segment circular arc is B point, the intersection point of second segment circular arc and the 3rd section of circular arc is C point, and the intersection point of the 3rd section of circular arc and support is D point; It is φ 1=π/3 that A selects the tangent plane radian value that B selects camber line, and first paragraph arc diameter is 200mm; The tangent plane radian value that B selects the camber line of C between selecting is π/36≤φ 2≤π/18, and second segment arc diameter L2 is 2500mm >=L2 >=2292mm; C selects tangent plane radian value φ 3=π/4 that D selects camber line, and the 3rd section of arc diameter is 228mm; The vertical range on B point curved surface coated panel base is respectively h=50mm, and the vertical range on C point to curved surface coated panel base is H=80mm;
B point is 1200 >=L >=1000mm to the length of the camber line between C point.
CN201420410719.8U 2014-07-23 2014-07-23 A kind of electrodes of lithium-ion batteries coating coated panel Expired - Fee Related CN203955468U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420410719.8U CN203955468U (en) 2014-07-23 2014-07-23 A kind of electrodes of lithium-ion batteries coating coated panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420410719.8U CN203955468U (en) 2014-07-23 2014-07-23 A kind of electrodes of lithium-ion batteries coating coated panel

Publications (1)

Publication Number Publication Date
CN203955468U true CN203955468U (en) 2014-11-26

Family

ID=51916109

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420410719.8U Expired - Fee Related CN203955468U (en) 2014-07-23 2014-07-23 A kind of electrodes of lithium-ion batteries coating coated panel

Country Status (1)

Country Link
CN (1) CN203955468U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114739259A (en) * 2022-06-13 2022-07-12 烟台台芯电子科技有限公司 Heat conduction silicone grease coating condition detection tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114739259A (en) * 2022-06-13 2022-07-12 烟台台芯电子科技有限公司 Heat conduction silicone grease coating condition detection tool

Similar Documents

Publication Publication Date Title
CN104916848B (en) The method for improving battery low-temperature startup performance
CN102856590B (en) Forming and capacity grading method of lithium ion secondary battery
EP3355329A1 (en) Lithium ion capacitor and formation method therefor
CN104362297B (en) The coating mechanism of lithium ion battery coating machine and the preparation method of laminated cell
CN103094521A (en) Positive plate of lithium ion power battery as well as manufacturing method and laser etching device of positive plate
CN204885326U (en) Electricity core coiling body plastic equipment
CN207030092U (en) Lithium battery reclaims storage device
CN104953190A (en) Cell winding body shaping method and equipment and high-capacity lithium ion battery and production method thereof
CN104795534A (en) Electrochemical cathode electrode, energy storage apparatus comprising cathode electrode and preparation method thereof
CN104900841A (en) Lithium metal strip, preparation method thereof, and energy storage device using lithium metal strip
CN103966638A (en) Preparation method for vanadium pentoxide nanowires of large-area crystalline/amorphous core-shell structures
WO2013003846A3 (en) Surface insulated porous current collectors as dendrite free electrodeposition electrodes
CN203955468U (en) A kind of electrodes of lithium-ion batteries coating coated panel
CN203690419U (en) Polymer lithium ion gel electrolyte battery
CN110854441B (en) Three-dimensional porous current collector, template etching method and application
CN206059547U (en) A kind of lithium ion battery structure of quickly-chargeable
CN208986089U (en) A kind of batch continuously pre-processes electrode assembly
CN108028351A (en) The electrode for secondary battery manufacture device of mould is formed including electrode mixture layer
CN102790199B (en) Lithium ionic cell positive pole ear and manufacture method thereof
CN207368085U (en) Porous lithium metal foil
CN206373037U (en) Electrodes of lithium-ion batteries is coated with balance adjusting device
CN206116541U (en) Cylindrical lithium ion battery electric core of convoluteing
CN109346333A (en) A kind of preparation method of carbon/glass fabric electrode of super capacitor
CN202737037U (en) Nickel-hydrogen battery anode structure
CN105742610A (en) Preparation method of carbon-coated lithium ferric manganese phosphate film type positive electrode material

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141126

Termination date: 20160723