CN213212185U - Device for improving liquid injection and infiltration effects of lithium battery - Google Patents
Device for improving liquid injection and infiltration effects of lithium battery Download PDFInfo
- Publication number
- CN213212185U CN213212185U CN202021816529.8U CN202021816529U CN213212185U CN 213212185 U CN213212185 U CN 213212185U CN 202021816529 U CN202021816529 U CN 202021816529U CN 213212185 U CN213212185 U CN 213212185U
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- Prior art keywords
- steel ball
- belt
- rubber
- wheel
- driven wheel
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 25
- 230000000694 effects Effects 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 title claims abstract description 21
- 230000008595 infiltration Effects 0.000 title claims abstract description 19
- 238000001764 infiltration Methods 0.000 title claims abstract description 19
- 238000002347 injection Methods 0.000 title claims description 10
- 239000007924 injection Substances 0.000 title claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 112
- 239000010959 steel Substances 0.000 claims abstract description 112
- 238000001125 extrusion Methods 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims 2
- 239000003792 electrolyte Substances 0.000 claims 1
- 238000005470 impregnation Methods 0.000 claims 1
- 238000007373 indentation Methods 0.000 abstract description 3
- 230000037303 wrinkles Effects 0.000 abstract description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
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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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- Primary Cells (AREA)
Abstract
The utility model discloses an improve device of lithium cell notes liquid infiltration effect, include the steel ball area and set up in the rubber tape of steel ball area one side, the steel ball area, the rubber tape rotates opposite direction, be equipped with the roller wheel on steel ball area or the rubber tape, the roller wheel extrudees steel ball area or rubber tape to the direction that is close to rubber tape or steel ball area, the position and the rubber tape extrusion contact of roller wheel are close to in the steel ball area, this application processing apparatus is through extruding certain degree of depth protruding structure on the pole piece, protruding structure on the pole piece is flattened, produce certain clearance between the roll core pole piece, can improve notes liquid efficiency and improve the infiltration effect, can provide the space for follow-up pole piece thickness bounce-back simultaneously and avoid the pole piece fold, can increase the area of negative pole when carrying out the indentation to the negative pole piece, can reduce the lithium risk of educing, can effectively improve the notes liquid of battery difficult, the pole piece rebounds and wrinkles and separates lithium. Moreover, the processing device is simple in structure, good in effect and high in efficiency.
Description
Technical Field
The utility model relates to the field of battery technology, specifically a improve lithium cell and annotate device that liquid soaks effect.
Background
The lithium battery has the advantages of small volume, large capacity, long service life, low self-discharge rate, no memory effect, environmental protection and the like, and is widely applied to commercial vehicles, special vehicles, electric bicycles, energy storage systems, medical instruments and the like at present. With the continuous application and popularization of new energy automobiles, the requirements of battery manufacturers on the energy density of power batteries are higher and higher, and the energy density of the batteries is in subsidy with the national standard. In order to improve the energy density of the power battery, currently, a method widely adopted by battery manufacturers is to improve the compaction density of a positive electrode and a negative electrode, increase the size of the battery and the like so as to obtain the compression of a battery cell on an internal space, but in the practical application process, the thickness of a battery cell pole piece is continuously increased due to the change of the physical acting force of the battery cell material or the accumulation of side reaction products in the battery cell and the like, so that the battery cell pole piece forms wrinkles, and the thickness and the cycle life of the battery are influenced when the wrinkles are serious; the winding machine used by lithium battery enterprises is generally a high-speed winding machine which needs larger winding tension, and the large winding tension can cause difficult liquid injection and infiltration of a winding core; the coating process is a key process for lithium battery production, and the lithium precipitation risk is easy to occur when the performance of the coating machine is unstable. The utility model provides an improve device that lithium cell annotates liquid infiltration effect can improve and annotate liquid infiltration effect, can provide the space for follow-up pole piece thickness bounce-back simultaneously and avoid the pole piece fold, can increase the area of negative pole when carrying out the indentation to the negative pole piece, can reduce and analyse the lithium risk.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an improve device that lithium cell annotates liquid infiltration effect to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an improve device of lithium cell notes liquid infiltration effect, include the steel ball area and set up in the rubber tape of steel ball area one side, steel ball area, rubber tape rotation opposite direction, be equipped with the roller wheel on steel ball area or the rubber tape, the roller wheel will steel ball area or rubber tape extrude to the direction that is close to rubber tape or steel ball area, the steel ball area is close to the roller wheel the position with rubber tape extrusion contact.
As a further aspect of the present invention: and the two ends of the steel ball belt are respectively provided with a steel ball belt driving wheel and a steel ball belt second driven wheel, and the steel ball belt is wound on the steel ball belt driving wheel and the steel ball belt second driven wheel.
As a further aspect of the present invention: one side of the steel ball belt driving wheel is connected with a first servo motor for driving the steel ball belt driving wheel to rotate.
As a further aspect of the present invention: the rubber belt driving wheel and the rubber belt driven wheel are arranged at two ends of the rubber belt respectively, and the rubber belt is wound on the rubber belt driving wheel and the rubber belt driven wheel.
As a further aspect of the present invention: and a second servo motor for driving the rubber belt driving wheel to rotate is arranged on one side of the rubber belt driving wheel.
As a further aspect of the present invention: the steel ball belt is located above the rubber belt, the rolling wheel is a first steel ball belt driven wheel, the first steel ball belt driven wheel is located in the middle of the steel ball belt, and the first steel ball belt is arranged in the direction close to the rubber belt from the driven wheel.
As a further aspect of the present invention: the steel ball belt is wound with a steel ball belt driving wheel, a first steel ball belt driven wheel and a second steel ball belt driven wheel, the rubber belt is wound with a rubber belt driving wheel and a rubber belt driven wheel, the steel ball belt driving wheel, the first steel ball belt driven wheel, the second steel ball belt driven wheel and the rubber belt driving wheel are all fixedly arranged through a support.
As a further aspect of the present invention: the steel balls are uniformly arranged on the steel ball belt.
Compared with the prior art, the beneficial effects of the utility model are that: this application processing apparatus is through the protruding structure of extrusion certain degree of depth on the pole piece, protruding structure on the pole piece is flattened, rolls up and produces certain clearance between the core pole piece, can improve notes liquid efficiency and improve the infiltration effect, can provide the space for follow-up pole piece thickness bounce-back simultaneously and avoid the pole piece fold, can increase the area of negative pole when carrying out the indentation to the negative pole piece, can reduce and analyse the lithium risk, can effectively improve annotate liquid of battery difficult, the infiltration is difficult, the pole piece rebounds and corrugates, analyse the lithium problem. Moreover, the processing device is simple in structure, good in effect and high in efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
fig. 2 is a front view of the present embodiment.
In the figure: 1-a first servo motor, 2-a second servo motor, 3-a rubber belt driving wheel, 4-a steel ball belt driving wheel, 5-a rubber belt, 6-a first steel ball belt driven wheel, 7-a rubber belt driven wheel, 8-a second steel ball belt driven wheel, 9-a pole piece, 10-a bracket, 11-a steel ball belt and 12-a steel ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-2, in an embodiment of the present invention, an apparatus for improving a liquid injection and infiltration effect of a lithium battery includes a steel ball belt 11 and a rubber belt 5 disposed on one side of the steel ball belt 11, the steel ball belt 11 and the rubber belt 5 rotate in opposite directions, in this embodiment, the steel ball belt 11 is disposed above the rubber belt 5, a rolling wheel is disposed on the steel ball belt 11 or the rubber belt 5, the rolling wheel extrudes the steel ball belt 11 or the rubber belt 5 toward a direction close to the rubber belt 5 or the steel ball belt 11, the position of the steel ball belt 11 close to the rolling wheel contacts with the rubber belt 5 in an extruding manner, and steel balls 12 uniformly disposed on the steel ball belt 11.
A steel ball belt driving wheel 4 and a second steel ball belt driven wheel 8 are respectively arranged at two ends of a steel ball belt 11, the steel ball belt 11 is connected on the steel ball belt driving wheel 4 and the second steel ball belt driven wheel 8 in a winding way, a first servo motor 1 for driving the steel ball belt driving wheel 4 to rotate is connected at one side of the steel ball belt driving wheel 4, a rubber belt driving wheel 3 and a rubber belt driven wheel 7 are respectively arranged at two ends of the rubber belt 5, the rubber belt 5 is connected on the rubber belt driving wheel 3 in a winding way, the rubber belt driven wheel 7 is provided with a second servo motor 2 for driving the rubber belt driving wheel 3 to rotate at one side of the rubber belt driving wheel 3, a roller wheel is a first steel ball belt driven wheel 6, the first steel ball belt driven wheel 6 is positioned in the middle of the steel ball belt 11, therefore, a pre-rolling stage is arranged between the steel ball belt driving wheel 4 and the first steel ball belt driven wheel 6, a rolling stage is arranged between the first steel ball belt driven wheel 6, and the first steel ball belt driven wheel 6 is arranged towards the direction close to the rubber belt 5, the steel ball belt driving wheel 4, the first steel ball belt driven wheel 6, the second steel ball belt driven wheel 8 and the rubber belt driving wheel 3 are arranged, and the rubber belt driven wheel 7 is fixedly arranged through a support 10.
When the utility model is used, the first servo motor 1 drives the steel ball belt driving wheel 4 to rotate, the steel ball belt driving wheel 4 drives the steel ball belt 11 to move, the steel ball belt 11 drives the first steel ball belt driven wheel 6 and the second steel ball belt driven wheel 8 to rotate, the second servo motor 2 drives the rubber belt driving wheel 3 to rotate, the rubber belt driving wheel 3 drives the rubber belt 5 to move, the rubber belt 5 drives the rubber belt driven wheel 7 to rotate, the pole piece 9 enters the pre-roller section of the device, namely, the pre-roller section is arranged between the steel ball belt driving wheel 3 and the rubber belt driving wheel 3, so that the pole piece 9 moves forwards along with the rotation of the steel ball belt 11 and the rubber belt 5, the steel ball 12 on the steel ball belt 11 contacts with the pole piece 9, through the action of the steel ball belt 11 and the rubber belt 5, the steel ball 12 extrudes a protruding structure with a certain depth on the pole piece 9, the pole piece 9 moves, the depth of the protruding structure is gradually increased, when the pole piece 9 moves to the rolling section of the device, the depth of the protruding structure reaches the maximum and starts to be kept unchanged when the pole piece 9 reaches the position below the second steel ball belt driven wheel 6, and then the pole piece 9 continuously moves forwards along with the steel ball belt 11 and the rubber belt 5 and moves out of the device after passing through the back rolling section, so that the processing is completed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides an improve device of lithium cell notes liquid infiltration effect, its characterized in that, including steel ball area (11) and set up in rubber band (5) of steel ball area (11) one side, steel ball area (11), rubber band (5) direction of rotation are opposite, be equipped with the roller wheel on steel ball area (11) or rubber band (5), the roller wheel will steel ball area (11) or rubber band (5) extrude to the direction of being close to rubber band (5) or steel ball area (11), steel ball area (11) are close to the position of roller wheel with rubber band (5) extrusion contact.
2. The device for improving the liquid injection and infiltration effects of the lithium batteries according to claim 1, wherein a steel ball belt driving wheel (4) and a second steel ball belt driven wheel (8) are respectively arranged at two ends of the steel ball belt (11), and the steel ball belt (11) is wound on the steel ball belt driving wheel (4) and the second steel ball belt driven wheel (8).
3. The device for improving the liquid injection and infiltration effects of the lithium battery as claimed in claim 2, wherein one side of the steel ball belt driving wheel (4) is connected with a first servo motor (1) for driving the steel ball belt driving wheel (4) to rotate.
4. The device for improving the liquid injection and infiltration effects of the lithium batteries according to claim 1, wherein two ends of the rubber belt (5) are respectively provided with a rubber belt driving wheel (3) and a rubber belt driven wheel (7), and the rubber belt (5) is wound on the rubber belt driving wheel (3) and the rubber belt driven wheel (7).
5. The device for improving the liquid injection and infiltration effects of the lithium batteries according to claim 4, wherein a second servo motor (2) for driving the rubber belt driving wheel (3) to rotate is arranged on one side of the rubber belt driving wheel (3).
6. The device for improving the impregnation effect of the lithium battery with the electrolyte as claimed in claim 1, wherein the steel ball belt (11) is located above the rubber belt (5), the rolling wheel is a first steel ball belt driven wheel (6), the first steel ball belt driven wheel (6) is located in the middle of the steel ball belt (11), and the first steel ball belt driven wheel (6) is arranged in a direction close to the rubber belt (5).
7. The device for improving the liquid injection and infiltration effects of the lithium battery as claimed in claim 1, wherein the steel ball belt (11) is connected with a steel ball belt driving wheel (4), a first steel ball belt driven wheel (6) and a second steel ball belt driven wheel (8) in a winding manner, the rubber belt driving wheel (3) is connected in the rubber belt (5) in a winding manner, the rubber belt driven wheel (7) is connected in a winding manner, the steel ball belt driving wheel (4), the first steel ball belt driven wheel (6), the second steel ball belt driven wheel (8) and the rubber belt driving wheel (3) are all fixedly arranged through a support (10), and the rubber belt driven wheel (7) is fixedly arranged through a support (10).
8. The device for improving the liquid injection and infiltration effects of the lithium batteries according to claim 1, wherein the steel beads (12) are uniformly arranged on the steel bead belt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021816529.8U CN213212185U (en) | 2020-08-26 | 2020-08-26 | Device for improving liquid injection and infiltration effects of lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021816529.8U CN213212185U (en) | 2020-08-26 | 2020-08-26 | Device for improving liquid injection and infiltration effects of lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213212185U true CN213212185U (en) | 2021-05-14 |
Family
ID=75841839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021816529.8U Active CN213212185U (en) | 2020-08-26 | 2020-08-26 | Device for improving liquid injection and infiltration effects of lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213212185U (en) |
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2020
- 2020-08-26 CN CN202021816529.8U patent/CN213212185U/en active Active
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