CN113659194A - High-stability lithium ion power battery electrolyte - Google Patents
High-stability lithium ion power battery electrolyte Download PDFInfo
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- CN113659194A CN113659194A CN202110765448.2A CN202110765448A CN113659194A CN 113659194 A CN113659194 A CN 113659194A CN 202110765448 A CN202110765448 A CN 202110765448A CN 113659194 A CN113659194 A CN 113659194A
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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
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- 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, aiming at the problem that raw materials cannot be fully mixed in the prior art, the invention provides a scheme that the lithium ion power battery electrolyte consists of 16 percent of solute, 76 percent of solvent, 3.8 percent of additive and 4.2 percent of stabilizer of electrolyte according to the mass percentage, and an electrolyte manufacturing device comprises a stirring box, wherein a bracket is arranged at the top of the stirring box, and a raw material box is arranged at the top of the bracket. Avoid the stirring dead angle to appear, improved the homogeneity of mixing.
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, former feed 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.
Preferably, rotary mechanism is including seting up at the inside cavity of agitator tank and installing the driving gear in the cavity inside, the externally mounted of connecting pipe has the driven gear with driving gear intermeshing, the rotating electrical machines who is used for driving the driving gear to carry out the rotation is installed at the top of agitator tank.
Preferably, rabbling mechanism establishes at the outside two stirring leaves of column spinner including the column spinner and the cover of installing in the connecting pipe bottom, the outside of column spinner is rotated and 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.
Preferably, moving mechanism establishes at the inside carriage release lever of two sleeves, two including installing the sleeve and the cover in the connecting rod both sides the bracing piece, two is all installed to telescopic inside the third gear, two are all installed to the outside of bracing piece the rotary disk, two are all installed to the one end of bracing piece the push rod, two are all installed to one side of rotary disk the movable plate, two is all installed to the one end of carriage release lever 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.
Preferably, a discharge pipe is installed at the bottom of the raw material tank, a valve is installed outside the discharge pipe, and the bottom of the discharge pipe penetrates through the support and extends to a 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 the stirring leaf can reciprocate, can carry out the omnidirectional stirring to the inside of agitator tank like this, avoid stirring the 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 the structure at a in fig. 1 according to the present invention.
Fig. 5 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.
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) discharging the pipe.
Detailed Description
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 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 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 the inside backup pad 5 of support 2 and installing the weighing machine 6 at backup pad 5 top, and weighing bottle 7 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.
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 the stirring box 1, the bottom of the connecting pipe 22 penetrates through the stirring box 1 and extends to the inside of the stirring box 1, and a plurality of liquid inlet pipes 10 are arranged, liquid outlets are formed in the bottoms of the liquid inlet pipes 10, the inlet of the extraction pump 9 is communicated with the weighing bottle 7 through a hose, the outlet of the extraction pump 9 is communicated with the connecting piece and the connecting pipe 22 through a water pipe, a rotating mechanism for driving the connecting pipe 22 to rotate is arranged in the stirring box 1, the driving gear 21 is driven to rotate in the rotating process of a rotating motor, the connecting pipe 22 is used to rotate through the matching of the driving gear 21 and the driven gear 23, the liquid inlet pipes 10 are driven to rotate in the rotating process of the connecting pipe 22, and solute is sprayed in the stirring box 1 in a rotating manner, thus, the requirement of uniform spraying can be met, and the effect of reducing mixing by one-time injection is avoided.
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.
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, two connecting rods 15 are rotatably connected outside the rotating column 11, a plurality of rotating rods 14 are respectively arranged outside the two connecting rods 15, first gears 17 are respectively 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 at two sides of a connecting rod 15 and moving rods 13 sleeved inside the two sleeves 16, 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 at 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 the two stirring blades 12 respectively, the supporting rods 27 can rotate through the matching of the fourth gears 26 and the third gears 19, so that the rotating disks 28 can be driven to rotate, when the rotating disks 28 rotate, the push rods 25 can form reciprocating circular motion, reciprocating motion through push rod 25 can drive carriage release lever 13 and reciprocate to stirring leaf 12 can reciprocate, can carry out the omnidirectional stirring to the inside of agitator tank 1 like this, avoids stirring the dead angle and appears, has improved the homogeneity of mixing, makes things convenient for people to use more.
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, thereby 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, thereby the rotating disc 28 can be driven to rotate, when the rotating disc 28 rotates, the push rod 25 can form reciprocating motion, reciprocating motion through push rod 25 can drive carriage release lever 13 and reciprocate to stirring leaf 12 can reciprocate, can carry out the omnidirectional stirring to the inside of agitator tank 1 like this, avoids appearing the dead angle, has improved the homogeneity of mixing, injects into additive and stabilizer according to above-mentioned flow in proper order after the solute injection is accomplished, more effectual improvement the quality of mixing, can make solvent, 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 (8)
1. A high-stability lithium ion power battery electrolyte is characterized in that: the electrolyte of the lithium ion power battery 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.
2. The manufacturing equipment of the high-stability lithium-ion power battery electrolyte suitable for the technical scheme 1 comprises a stirring box (1), 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 on one side of the stirring box (1).
3. The electrolyte producing apparatus according to claim 2, wherein: the weighing mechanism comprises a supporting plate (5) arranged inside 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 on one side of the support (2).
4. The electrolyte producing apparatus according to claim 2, wherein: feed mechanism is including installing extraction pump (9) at backup pad (5) top and installing connecting pipe (22) at agitator tank (1) top, the bottom of connecting pipe (22) runs through in agitator tank (1) extend to the inside of agitator tank (1), and install a plurality of feed liquor pipe (10), and is a plurality of the liquid outlet has all been seted up to the bottom of feed liquor pipe (10), the import of extraction pump (9) is passed through the hose and is weighed bottle (7) intercommunication, the export of extraction pump (9) is passed through water pipe and connecting piece and connecting pipe (22) intercommunication, the internally mounted of agitator tank (1) has and is used for driving connecting pipe (22) to carry out rotatory rotary mechanism.
5. The electrolyte producing apparatus according to claim 4, wherein: 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).
6. The electrolyte producing apparatus according to claim 2, wherein: rabbling mechanism establishes two outside stirring leaves (12) in column spinner (11) including installing 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), two a plurality of rotary rods (14), two are all installed to the outside of connecting rod (15) first gear (17) are all installed at the both ends of connecting rod (15), second gear (18) with two first gear (17) intermeshing are installed to the inner wall of agitator tank (1), the internally mounted of agitator tank (1) has the moving mechanism that is used for driving two stirring leaves (12) and carries out the removal.
7. The electrolyte producing apparatus according to claim 6, wherein: the moving mechanism comprises sleeves (16) arranged on two sides of a connecting rod (15) and moving rods (13) sleeved inside the two sleeves (16), wherein supporting rods (27) are arranged inside the sleeves (16), third gears (19) are arranged outside the supporting rods (27), a rotating disc (28) is arranged at one end of each supporting rod (27), push rods (25) are arranged on one side of each rotating disc (28), moving plates (8) are arranged at one ends of the moving rods (13), one ends of the push rods (25) are hinged with one sides of the two moving plates (8) respectively, and a fourth gear (26) which is meshed with the two third gears (19) is arranged outside the connecting rod (15), and one end of each moving rod (13) is fixedly connected with two sides of each stirring blade (12) respectively.
8. The electrolyte producing apparatus according to claim 2, wherein: 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
|---|---|---|---|
| CN202110765448.2A CN113659194B (en) | 2021-07-06 | 2021-07-06 | High-stability lithium ion power battery electrolyte |
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| CN113659194A true CN113659194A (en) | 2021-11-16 |
| CN113659194B CN113659194B (en) | 2023-03-31 |
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| CN202110765448.2A Active CN113659194B (en) | 2021-07-06 | 2021-07-06 | High-stability lithium ion power battery electrolyte |
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Cited By (2)
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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 |
| CN117205821A (en) * | 2023-11-09 | 2023-12-12 | 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 |
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| Publication number | Publication date |
|---|---|
| CN113659194B (en) | 2023-03-31 |
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