CN113659194B - High-stability lithium ion power battery electrolyte - Google Patents
High-stability lithium ion power battery electrolyte Download PDFInfo
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- CN113659194B CN113659194B CN202110765448.2A CN202110765448A CN113659194B CN 113659194 B CN113659194 B CN 113659194B CN 202110765448 A CN202110765448 A CN 202110765448A CN 113659194 B CN113659194 B CN 113659194B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
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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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- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention relates to the technical field of electrolyte production, in particular to a high-stability lithium ion power battery electrolyte, and provides a scheme for solving the problem that raw materials cannot be fully mixed in the prior art, wherein the lithium ion power battery electrolyte comprises 16% of solute, 76% of solvent, 3.8% of additive and 4.2% of electrolyte stabilizer by mass percent.
Description
Technical Field
The invention relates to the technical field of electrolyte production, in particular to a high-stability lithium ion power battery electrolyte.
Background
The electrolyte is a broad term, and the content represented by the electrolyte is greatly different when the electrolyte is used in different industries. There are electrolytes (also called electrolytes) in organisms, and also electrolytes applied to the battery industry, and electrolytes in the industries of electrolytic capacitors, super capacitors and the like.
The required raw materials of in-process that current electrolyte preparation equipment is using can not quantitative addition, has reduced the quality that the raw materials mixes, and current preparation equipment can not carry out abundant stirring with the raw materials and mixes in the in-process that uses moreover, can appear the problem that the dead angle can't stir, and inconvenient people use.
Therefore, it is necessary to invent a highly stable electrolyte for lithium ion power batteries to solve the above problems.
Disclosure of Invention
The invention provides a high-stability lithium ion power battery electrolyte, which solves the problem that raw materials cannot be fully mixed in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the high-stability lithium ion power battery electrolyte consists of 16 mass percent of solute, 76 mass percent of solvent, 3.8 mass percent of additive and 4.2 mass percent of electrolyte stabilizer.
The utility model provides an electrolyte preparation equipment, includes the agitator tank, the support is installed at the top of agitator tank, raw material tank is installed at the top of support, the internally mounted of support has weighing machine to construct, feed mechanism is installed at the top of agitator tank, the internally mounted of agitator tank has rabbling mechanism, the inlet is installed to one side of agitator tank.
Preferably, the weighing mechanism comprises a supporting plate arranged in the support and a weighing device arranged at the top of the supporting plate, a weighing bottle is arranged at the top of the weighing device, and a weighing controller is arranged on one side of the support.
Preferably, feed mechanism is including installing the extraction pump at the backup pad top and installing the connecting pipe at the agitator tank top, the bottom of connecting pipe runs through in the agitator tank extend to the inside of agitator tank, and install a plurality of feed liquor pipes, and is a plurality of the liquid outlet has all been seted up to the bottom of feed liquor pipe, the import of extraction pump passes through the hose and weighs the bottle intercommunication, the export of extraction pump leads to pipe and connecting piece and connecting pipe intercommunication, the internally mounted of agitator tank has and is used for driving the connecting pipe and carry out rotatory rotary mechanism.
The rotary mechanism comprises a cavity arranged inside the stirring box and a driving gear arranged inside the cavity, a driven gear meshed with the driving gear is arranged outside the connecting pipe, and a rotary motor used for driving the driving gear to rotate is arranged at the top of the stirring box.
Rabbling mechanism establishes at the column spinner of connecting pipe bottom and cover two outside stirring leaves at the column spinner, the outside rotation of column spinner is connected with two connecting rods, two a plurality of rotary rods are all installed to the outside of connecting rod, two first gear is all installed at the both ends of connecting rod, the inner wall of agitator tank install with two first gear intermeshing's second gear, the internally mounted of agitator tank has and is used for driving two moving mechanism that the stirring leaf removed.
Moving mechanism establishes at the sleeve of connecting rod both sides and the cover and establishes the carriage release lever inside two sleeves, two the bracing piece, two are all installed to telescopic inside the third gear is all installed to the outside of bracing piece, two the rotary disk is all installed to the one end of bracing piece, two the push rod, two are all installed to one side of rotary disk the movable plate is all installed to the one end of carriage release lever, two the one end of push rod is articulated with one side of two movable plates respectively, the externally mounted of connecting rod has the fourth gear with two third gear intermeshing, two the one end of carriage release lever respectively with the both sides fixed connection of two stirring leaves.
The bottom of the raw material box is provided with a discharge pipe, a valve is arranged outside the discharge pipe, and the bottom of the discharge pipe penetrates through the support and extends to the position right above the weighing bottle.
The invention has the technical effects and advantages that:
1. can weigh the raw materials of pouring into through the weighing machine who is equipped with, so as to carry out the ration and pour into, improve the effect that the raw materials mixes, and the in-process that carries out the rotation when the rotating electrical machines can drive the driving gear and rotate, it can rotate to use the connecting pipe through the cooperation of driving gear and driven gear, the in-process that carries out the rotation when the connecting pipe can drive the feed liquor pipe and rotate, thereby can spray the raw materials rotation in the inside of agitator tank, can satisfy the requirement of evenly spraying like this, avoid disposable injection to reduce the effect of mixing, the efficiency of mixing is improved.
2. Through the cooperation of fourth gear and third gear, the bracing piece can rotate, thereby can drive the rotary disk and rotate, the in-process that the rotary disk rotated can make the push rod form reciprocating motion, reciprocating motion through the push rod can drive the carriage release lever and reciprocate, thereby stirring She Hui reciprocates, can carry out the omnidirectional stirring to the inside of agitator tank like this, avoid the stirring dead angle to appear, the homogeneity of mixing has been improved, make things convenient for people to use more.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a schematic top sectional structure view of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
Fig. 5 is an enlarged structural view of the invention at B in fig. 2.
In the figure: 1. a stirring box; 2. a support; 3. a liquid inlet; 4. a raw material tank; 5. a support plate; 6. a weighing device; 7. weighing the bottles; 8. moving the plate; 9. a pump; 10. a liquid inlet pipe; 11. a spin column; 12. stirring blades; 13. a travel bar; 14. rotating the rod; 15. a connecting rod; 16. a sleeve; 17. a first gear; 18. a second gear; 19. a third gear; 20. a rotating electric machine; 21. a driving gear; 22. a connecting pipe; 23. a driven gear; 24. a cavity; 25. a push rod; 26. a fourth gear; 27. a support bar; 28. rotating the disc; 29. and (4) a discharge pipe.
Detailed description of the preferred embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a high-stability lithium ion power battery electrolyte as shown in figures 1-5, which consists of 16% of solute, 76% of solvent, 3.8% of additive and 4.2% of electrolyte stabilizer by mass percent.
The utility model provides an electrolyte preparation equipment, includes agitator tank 1, and support 2 is installed at the top of agitator tank 1, and former feed tank 4 is installed at the top of support 2, and the internally mounted of support 2 has weighing machine to construct, and feed mechanism is installed at the top of agitator tank 1, and the internally mounted of agitator tank 1 has rabbling mechanism, and inlet 3 is installed to one side of agitator tank 1.
Weighing machine constructs including installing in support 2 inside backup pad 5 and installing the weighing machine 6 at backup pad 5 top, and the bottle 7 of weighing is installed at the top of weighing machine 6, and the weighing controller is installed to one side of support 2, can weigh the raw materials of pouring into through the weighing machine who is equipped with to carry out the ration and pour into, improve the effect that the raw materials mixes.
Feed mechanism is including installing the extraction pump 9 at backup pad 5 top and installing the connecting pipe 22 at 1 top of agitator tank, the bottom of connecting pipe 22 is run through in the inside that agitator tank 1 extends to agitator tank 1, and install a plurality of feed liquor pipes 10, the liquid outlet has all been seted up to the bottom of a plurality of feed liquor pipes 10, the import of extraction pump 9 is passed through the hose and is weighed 7 intercommunications of bottle, the export of extraction pump 9 leads to pipe and connecting piece and connecting pipe 22 intercommunication, agitator tank 1's internally mounted has the rotary mechanism that is used for driving connecting pipe 22 and rotates, the in-process that carries out the rotation when the rotating electrical machines can drive driving gear 21 and rotate, use connecting pipe 22 to rotate through the cooperation of driving gear 21 and driven gear 23, it can rotate to carry out rotatory in-process when connecting pipe 22 carries out the rotatory feed liquor pipe 10 that drives, thereby can spray the solute rotation in agitator tank 1's inside, can satisfy the requirement of even spraying like this, avoid disposable injection to reduce the effect of mixing.
The rotating mechanism comprises a cavity 24 arranged inside the stirring box 1 and a driving gear 21 arranged inside the cavity 24, a driven gear 23 meshed with the driving gear 21 is arranged outside the connecting pipe 22, and a rotating motor 20 used for driving the driving gear 21 to rotate is arranged at the top of the stirring box 1.
Rabbling mechanism establishes two outside stirring leaves 12 at column spinner 11 including installing the column spinner 11 and the cover in connecting pipe 22 bottom, the outside of column spinner 11 is rotated and is connected with two connecting rods 15, a plurality of rotary rods 14 are all installed to the outside of two connecting rods 15, first gear 17 is all installed at the both ends of two connecting rods 15, second gear 18 with two first gear 17 intermeshing is installed to the inner wall of agitator tank 1, the internally mounted of agitator tank 1 has and is used for driving two stirring leaves 12 and carry out the moving mechanism that removes.
The moving mechanism comprises sleeves 16 and moving rods 13, wherein the sleeves 16 and the moving rods 13 are arranged on two sides of a connecting rod 15, supporting rods 27 are arranged inside the two sleeves 16, third gears 19 are arranged outside the two supporting rods 27, rotating disks 28 are arranged at one ends of the two supporting rods 27, push rods 25 are arranged on one sides of the two rotating disks 28, moving plates 8 are arranged at one ends of the two moving rods 13, one ends of the two push rods 25 are hinged to one sides of the two moving plates 8 respectively, fourth gears 26 meshed with the two third gears 19 are arranged outside the connecting rod 15, one ends of the two moving rods 13 are fixedly connected with two sides of two stirring blades 12 respectively, the supporting rods 27 can rotate through cooperation of the fourth gears 26 and the third gears 19, the rotating disks 28 can be driven to rotate, the push rods 25 can form reciprocating circular motion in the rotating process when the rotating disks 28 rotate, the moving rods 13 can be driven to move up and down through reciprocating motion of the push rods 25, the stirring blades 12 can move up and down, all-directional stirring can be conducted inside the stirring box 1, dead angle of stirring is avoided, mixing is improved, and the use convenience is further brought for people.
A discharge pipe 29 is arranged at the bottom of the raw material box 4, a valve is arranged outside the discharge pipe 29, and the bottom of the discharge pipe 29 penetrates through the support 2 and extends to the position right above the weighing bottle 7.
The working principle of the invention is as follows: in a specific implementation process, a required solvent can be firstly injected into the stirring box 1 through the liquid inlet 3, then a solute, an additive and a stabilizer are sequentially and quantitatively injected, the solute is firstly injected into the raw material box 4 according to a certain mass ratio, the solute injected into the raw material box 4 can enter the weighing bottle 7 through the discharge pipe 29, then the weighing bottle 7 is used for weighing, when the weighing amount reaches a certain degree, the valve outside the discharge pipe 29 can close the solute, at the moment, the draw-out pump 9 can suck the solute inside the weighing bottle 7 into the water pipe through the hose, then the solute flows into the connecting pipe 22 through the water pipe, the solute flows into the liquid inlet pipe 10 through the connecting pipe 22, finally the solute flows out through a plurality of liquid outlets, meanwhile, the rotating motor 20 can drive the driving gear 21 to rotate, the connecting pipe 22 can rotate through the matching of the driving gear 21 and the driven gear 23, when the connecting pipe 22 rotates, the liquid inlet pipe 10 is driven to rotate, so that the solute can be rotationally sprayed inside the stirring box 1, the requirement of uniform spraying can be met, the effect of reducing mixing by one-time injection is avoided, when the connecting pipe 22 rotates, the rotating column 11 can be driven to rotate, the connecting rod 15 can be driven to rotate through the rotating column 11, when the connecting rod 15 rotates, the first gear 17 arranged at one end of the connecting rod 15 can be driven to move, through the matching of the first gear 17 and the second gear 18, the connecting rod 15 can rotate, when the connecting rod 15 rotates, the fourth gear 26 can be driven to rotate, through the matching of the fourth gear 26 and the third gear 19, the supporting rod 27 can rotate, so that the rotating disk 28 can be driven to rotate, make push rod 25 form reciprocating motion when rotary disk 28 carries out rotatory in-process, reciprocating motion through push rod 25 can drive carriage release lever 13 and reciprocate, thereby stirring leaf 12 can reciprocate, can carry out the omnidirectional stirring to the inside of agitator tank 1 like this, avoid appearing the dead angle, the homogeneity of mixing has been improved, after the solute injection is accomplished, pour into additive and stabilizer into according to above-mentioned flow in proper order, more effectual quality of mixing has been improved, can make the solvent, the solute, additive and stabilizer carry out abundant mixture.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (2)
1. The utility model provides a preparation equipment of lithium ion power battery electrolyte of high stability which characterized in that: the lithium ion power battery electrolyte consists of 16% of solute, 76% of solvent, 3.8% of additive and 4.2% of electrolyte stabilizer by mass percent;
the manufacturing equipment comprises a stirring box (1), wherein a support (2) is installed at the top of the stirring box (1), a raw material box (4) is installed at the top of the support (2), a weighing mechanism is installed inside the support (2), a feeding mechanism is installed at the top of the stirring box (1), a stirring mechanism is installed inside the stirring box (1), and a liquid inlet (3) is installed at one side of the stirring box (1);
the weighing mechanism comprises a supporting plate (5) arranged in the support (2) and a weighing device (6) arranged at the top of the supporting plate (5), a weighing bottle (7) is arranged at the top of the weighing device (6), and a weighing controller is arranged at one side of the support (2);
the feeding mechanism comprises an extraction pump (9) arranged at the top of a supporting plate (5) and a connecting pipe (22) arranged at the top of a stirring box (1), the bottom of the connecting pipe (22) penetrates through the stirring box (1) and extends into the stirring box (1) and is provided with a plurality of liquid inlet pipes (10), liquid outlets are formed in the bottoms of the liquid inlet pipes (10), an inlet of the extraction pump (9) is communicated with a weighing bottle (7) through a hose, an outlet of the extraction pump (9) is communicated with the connecting piece and the connecting pipe (22) through a water pipe, and a rotating mechanism used for driving the connecting pipe (22) to rotate is arranged in the stirring box (1);
the stirring mechanism comprises a rotating column (11) arranged at the bottom of a connecting pipe (22) and two stirring blades (12) sleeved outside the rotating column (11), the outside of the rotating column (11) is rotatably connected with two connecting rods (15), a plurality of rotating rods (14) are arranged outside the two connecting rods (15), first gears (17) are arranged at two ends of the two connecting rods (15), second gears (18) meshed with the two first gears (17) are arranged on the inner wall of the stirring box (1), and a moving mechanism for driving the two stirring blades (12) to move is arranged inside the stirring box (1);
the moving mechanism comprises sleeves (16) arranged on two sides of a connecting rod (15) and moving rods (13) sleeved in the two sleeves (16), supporting rods (27) are arranged in the two sleeves (16), third gears (19) are arranged outside the two supporting rods (27), rotating discs (28) are arranged at one ends of the two supporting rods (27), push rods (25) are arranged on one sides of the two rotating discs (28), moving plates (8) are arranged at one ends of the two moving rods (13), one ends of the two push rods (25) are hinged to one sides of the two moving plates (8), fourth gears (26) meshed with the two third gears (19) are arranged outside the connecting rod (15), and one ends of the two moving rods (13) are fixedly connected with two sides of the two stirring blades (12) respectively;
rotary mechanism is including offering cavity (24) inside agitator tank (1) and installing driving gear (21) inside cavity (24), the externally mounted of connecting pipe (22) has driven gear (23) with driving gear (21) intermeshing, rotating electrical machines (20) that are used for driving gear (21) and carry out the rotation are installed at the top of agitator tank (1).
2. The manufacturing equipment of the high-stability lithium ion power battery electrolyte according to claim 1, characterized in that: a discharge pipe (29) is installed at the bottom of the raw material box (4), a valve is installed outside the discharge pipe (29), and the bottom of the discharge pipe (29) penetrates through the support (2) and extends to the position right above the weighing bottle (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110765448.2A CN113659194B (en) | 2021-07-06 | 2021-07-06 | High-stability lithium ion power battery electrolyte |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110765448.2A CN113659194B (en) | 2021-07-06 | 2021-07-06 | High-stability lithium ion power battery electrolyte |
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| CN113659194A CN113659194A (en) | 2021-11-16 |
| CN113659194B true CN113659194B (en) | 2023-03-31 |
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| CN114534553A (en) * | 2022-03-10 | 2022-05-27 | 绵阳高新区资江电子元件有限公司 | Production process of electrolyte with low water content and high stability |
| CN117205821B (en) * | 2023-11-09 | 2024-01-26 | 新乡华锐锂电新能源股份有限公司 | Even sample preparation device of electrolyte production research and development |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205760776U (en) * | 2016-05-17 | 2016-12-07 | 广东金业贵金属有限公司 | A kind of electrolyte preparation equipment |
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| CN106252721B (en) * | 2016-08-22 | 2020-07-17 | 浙江金开来新能源科技有限公司 | High-stability lithium ion power battery electrolyte |
| FR3058893B1 (en) * | 2016-11-21 | 2019-02-01 | Fresenius Medical Care Deutschland Gmbh | METHOD, INSTALLATION AND TANK FOR MANUFACTURING A LIQUID ACID CONCENTRATE FOR HEMODIALYSIS MACHINE |
| CN109078521A (en) * | 2018-06-27 | 2018-12-25 | 许昌中舰能源科技有限公司 | A kind of lithium battery electrolytes mixing stirring device |
| EP3819023A4 (en) * | 2018-07-05 | 2021-08-04 | Nihon Spindle Manufacturing Co., Ltd. | Slurry manufacturing apparatus and method for manufacturing slurry |
| CN209034173U (en) * | 2018-09-11 | 2019-06-28 | 天津龙驰机械制造股份有限公司 | A kind of machining mixing plant |
| CN209752722U (en) * | 2019-04-15 | 2019-12-10 | 河南华瑞高新材料有限公司 | Lithium ion electrolyte preparation barrel |
| CN110898714A (en) * | 2019-12-02 | 2020-03-24 | 郑州佛光发电设备有限公司 | Automatic electrolyte preparation device and method |
| CN112473462A (en) * | 2020-12-14 | 2021-03-12 | 深圳市粤之光电子科技有限公司 | Electrolyte compounding device is used in electrolytic capacitor production |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205760776U (en) * | 2016-05-17 | 2016-12-07 | 广东金业贵金属有限公司 | A kind of electrolyte preparation equipment |
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