Simple and convenient electrolyte preparation multifunctional glove box device
By introducing a cooling device and a magnetic stirrer into the glove box, the problems of temperature control and slow dissolution speed in the preparation of lithium-ion battery electrolyte were solved, enabling rapid and uniform dissolution of the electrolyte and efficient process monitoring, thereby improving production efficiency and quality.
Patent Information
- Application Number
- CN202422554977.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-22
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-10-22
AI Technical Summary
In the current process of preparing lithium-ion battery electrolyte, conventional glove boxes lack cooling devices, which means that the electrolyte needs to be frequently moved in and out of the refrigerator for cooling. This is complicated, slows down the dissolution process, makes it easy to spill, and makes it difficult to monitor the process, thus affecting production efficiency and quality.
A simple multi-functional glove box for electrolyte preparation was designed, equipped with a cooling device and a magnetic stirrer. The built-in cooling layer and magnetic stirrer ensure that the electrolyte temperature meets the requirements, dissolves quickly and evenly, and prevents spillage through highly visualized process monitoring, thus simplifying the operation process.
It achieves temperature control and uniform dissolution in the electrolyte preparation process, reduces the need for additional equipment, improves production efficiency and quality, simplifies the operation process, and reduces costs and risks.
Smart Images
Figure CN223604412U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to glove box technology field for electrolyte configuration, concretely is a simple and convenient electrolyte configuration multifunctional glove box device. BACKGROUND
[0002] With the development of science and technology, lithium ion battery, sodium ion battery and other batteries have become indispensable new energy storage media in society. Taking lithium ion battery as an example, lithium ion battery electrolyte as the carrier of ion transmission in the battery plays the role of conducting ions between the positive and negative electrodes of lithium battery, and is one of main raw materials of lithium ion battery. Lithium ion battery electrolyte is mainly composed of lithium salt, organic solvent and additive. When the conventional electrolyte preparation process is carried out, after adding conventional components such as solvent, low-temperature freezing treatment is needed, and there is no cooling device in the conventional glove box, so the prepared conventional component solution needs to be taken out of the glove box through a large transition bin, placed in a refrigerator for cooling and freezing treatment, and then added into the glove box through the large transition bin. A large amount of electrolyte is frequently taken in and out of the glove box, the work process is complicated, and the production progress is affected. After the electrolyte preparation is completed, the solution needs to be dissolved by shaking bed or manual shaking, and the solution speed is slow and the time cost is high. Then manual packaging is needed, which is easy to spill on the bottle body, causing waste and pollution of the mark. The electrolyte is usually prepared in an aluminum bottle and a fluorinated bottle, the state of the electrolyte cannot be observed, and the process monitoring is difficult. UTILITY MODEL CONTENT
[0003] Therefore, the utility model aims at providing a simple and convenient electrolyte preparation multifunctional glove box device, ensuring that the electrolyte temperature meets the subsequent electrolyte preparation requirements during the preparation process, and the device is equipped with a magnetic stirrer, so that the electrolyte is dissolved faster and more uniformly, without the need of additional purchase of a shaking bed, saving the operation space and fund cost in the glove box, and the spilling situation is not easy to occur during the packaging process, the visualization degree is high, the process monitoring is easy, and the sampling detection is easier whether for large-scale preparation or small-scale experiment. The structure is simple and reasonable, facilitating the electrolyte preparation, simplifying the operation process, and improving the efficiency and quality of electrolyte preparation.
[0004] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:
[0005] A simple and convenient electrolyte preparation multifunctional glove box device, comprising a glove box body, a liquid preparation kettle is arranged on the glove box body, and a sealing cover, a cooling device, a magnetic stirrer, an air inlet, a filter device, a glove box outlet, a glove box inlet, an electric control switch, a pressure display, a valve, an external hose, a reserved air inlet and a P quick plug are matched and arranged on the liquid preparation kettle.
[0006] The air inlet is located at the middle position of the sealing cover, and the pressure display is located in the liquid preparation kettle, an electric control switch is installed at the position of the air inlet, and the electric control switch is connected with the pressure display.
[0007] As a preferred scheme of the simple electrolyte preparation multifunctional glove box device, the liquid preparation kettle is divided into an inner wall and an outer wall, the inner wall is a stirring tank, and the outer wall is connected with the glove box body and forms an integral whole.
[0008] As a preferred scheme of the simple electrolyte preparation multifunctional glove box device, the cooling device is specifically a cooling layer, the cooling layer is distributed at the middle position of the inner and outer walls of the liquid preparation kettle, the cooling layer is filled with cooling liquid, the cooling liquid in the cooling layer flows from bottom to top, and liquid cooling circulation is achieved.
[0009] The cooling layer is provided with a cooling liquid inlet and a cooling liquid outlet at two sides.
[0010] As a preferred scheme of the simple electrolyte preparation multifunctional glove box device, the liquid preparation kettle includes but is not limited to a U-shaped barrel, and the height-diameter ratio of the liquid preparation kettle is designed to be 1.3-1.5.
[0011] As a preferred scheme of the simple electrolyte preparation multifunctional glove box device, a sealing ring is arranged between the sealing cover and the liquid preparation kettle.
[0012] As a preferred scheme of the simple electrolyte preparation multifunctional glove box device, the filtering device specifically includes a chuck, a gasket, a filter screen, a lower chuck and a clamp.
[0013] As a preferred scheme of the simple electrolyte preparation multifunctional glove box device, a stainless steel barrel is arranged below the glove box body, and a liquid inlet is formed in the top surface of the stainless steel barrel.
[0014] Compared with the prior art, the simple electrolyte preparation multifunctional glove box device has the following advantages.
[0015] The device is provided with a magnetic stirrer, so that the electrolyte is dissolved faster and more uniformly, the operation space and the cost in the glove box are saved, the device is not prone to spilling during the sub-packaging process, the visual degree is high, the process monitoring is easy, the structure is simple and reasonable, the electrolyte preparation is facilitated, the operation process is simplified, and the efficiency and the quality of the electrolyte preparation are improved. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to make the technical scheme of the embodiments of the present application clearer, the present application will be described in detail below with reference to the drawings and specific embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor. Among them:
[0017] Figure 1 is the internal packaging front view of the present application;
[0018] Figure 2 is the stainless steel barrel packaging front view of the present application;
[0019] Figure 3 is the stainless steel barrel packaging side view of the present application;
[0020] Figure 4 is the stainless steel barrel packaging plan view of the present application.
[0021] In the figure: 1, liquid preparation kettle; 2, sealing cover; 3, cooling device; 4, magnetic stirrer; 5, air inlet; 6, filter device; 7, glove box liquid outlet; 8, glove box liquid inlet; 9, electric control switch; 10, pressure display; 11, valve; 12, external hose; 13, reserved air inlet; 14, 4P quick connector; 15, stainless steel barrel; 16, cooling liquid inlet; 17, cooling liquid outlet; 18, gas storage ball. DETAILED DESCRIPTION
[0022] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings.
[0023] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.
[0024] Secondly, the present application is described in detail in combination with the schematic diagram, in the detailed description of the embodiments of the present application, for the convenience of description, the cross-sectional view of the device structure will be partially enlarged without general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.
[0025] In order to make the purposes, technical schemes and advantages of the present application clearer, the embodiments of the present application will be described in further detail below with reference to the drawings.
[0026] The utility model provides a simple and convenient electrolyte configuration multifunctional glove box device, guarantees that electrolyte temperature satisfies subsequent liquid preparation requirement in the process of guaranteeing electrolyte, and this device is equipped with magnetic stirrer, makes electrolyte faster and more evenly dissolves, need not extra purchase shaking table, saves the operation space and capital cost in glove box, also not easy to happen spilling etc.
[0027] Figures 1-4 It is the whole structure schematic diagram of one embodiment of the utility model simple and convenient electrolyte configuration multifunctional glove box device, please refer to Figures 1-4 The main structure of the embodiment includes glove box body, the liquid preparation kettle 1 is arranged on the glove box body, and the sealing cover 2, the cooling device 3, the magnetic stirrer 4, the air inlet 5, the filter device 6, the glove box liquid outlet 7, the glove box liquid outlet 8, the electric control switch 9, the pressure display 10, the valve 11, the external hose 12, the reserved air inlet 13, the 4P quick plug connector 14 are matched and arranged on the liquid preparation kettle 1.
[0028] The air inlet 5 is located at the intermediate position of the sealing cover 2, and the pressure display 10 is located in the liquid preparation kettle 1, the air inlet 5 is provided with the electric control switch 9, and the electric control switch 9 is connected with the pressure display 10.
[0029] In specific use, the conventional electrolyte preparation process is carried out in the liquid preparation kettle 1, after adding the conventional components such as solvent, the cooling device 3 is started, the existing solution temperature in the kettle meets the subsequent liquid preparation requirement, the purpose of cooling is to inhibit the side reaction decomposition and heat release phenomenon of special materials in the solution dissolution process at normal temperature, for example, LiPF6 is more likely to generate side reaction heat release at normal temperature, a large amount of HF acid is generated in the heat release process, and the battery performance prepared by the electrolyte containing high HF acid is obviously deteriorated, and it is difficult to meet the application requirement, after the electrolyte preparation is completed, the magnetic stirrer 4 is opened to stir, so that each component can be dissolved in the solvent faster and more evenly, after stirring is completed, different dispensing modes and use scenarios can be selected according to the different liquid preparation amounts of different batches.
[0030] The specific conditions are as follows: 1. electrolyte is divided into containers in the glove box: after the sealing cover 2 is covered, the valve 11 at the glove box liquid outlet 8 is opened, the flow size of the air flow is controlled by adjusting the pressure device, the electrolyte in the liquid preparation kettle 1 is injected into the dispensing bottle through the glove box liquid outlet 8.
[0031] 2. Electrolyte to glove box outside the stainless steel barrel 15 sub-packaging: ① with the outside inert gas connection to be sub-packaging of stainless steel barrel 15 liquid inlet, stainless steel barrel 15 gas outlet connected with hose 12 to ensure that the steel barrel inside air can be smoothly discharged, the purpose is to ensure that the stainless steel barrel 15 inside full of inert gas by washing gas, avoid the steel barrel in the subsequent sub-packaging process of air directly contact with electrolyte, resulting in the deterioration of electrolyte quality. ② after washing gas, the glove box reserved gas inlet 13 interface with the original glove box side reserved port connected with the external hose 12, and install a valve 11 on the outside of the original glove box side reserved port, to prevent gas into the glove box, a gas ball 18 is installed outside the valve 11, the stainless steel barrel 15 gas outlet is connected with the glove box reserved gas inlet 13 interface with the external hose 12, the glove box outlet 7 is connected with the external steel barrel liquid inlet with external hose 12, the connection is 4P quick connector 14. ③ after covering the sealing cover 2, open the valve 11 from the gas ball 18 to the glove box outlet 7, fill the external inert gas at the gas inlet of the sealing cover 2, control the electric control switch 9 to adjust the flow rate of the gas by adjusting the pressure device, so that the electrolyte is filtered by the filter device and sub-packaged from the glove box outlet 7 to the stainless steel barrel 15.
[0032] Although the present application has been described above with reference to the embodiments, various modifications can be made to it and equivalent components can be substituted therefor without departing from the scope of the present application. In particular, each feature disclosed in the embodiments of the present application can be used in any combination with each other feature disclosed in the embodiments of the present application, unless there is a structural conflict. The combinations of features disclosed in the present specification have not been exhaustively described in the present specification only for the purpose of saving space and resources. Therefore, the present application is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.
Claims
1. A simple electrolyte configuration multifunctional glove box device comprising a glove box box body, characterized in that: The glove box body is provided with a liquid preparation kettle (1), and the liquid preparation kettle (1) is matched with a sealing cover (2), a cooling device (3), a magnetic stirrer (4), an air inlet (5), a filtering device (6), a glove box liquid outlet (7), a glove box liquid outlet (8), an electric control switch (9), a pressure display (10), a valve (11), an external hose (12), a reserved air inlet (13), a 4P quick plug (14). The air inlet (5) is located at the middle position of the sealing cover (2), and the pressure display (10) is located in the liquid preparation kettle (1), the air inlet (5) is provided with an electric control switch (9), and the electric control switch (9) is connected with the pressure display (10).
2. A simple electrolyte configuration multifunctional glove box apparatus according to claim 1, characterized in that, The liquid preparation kettle (1) is divided into an inner wall and an outer wall, wherein the inner wall is a stirring tank, and the outer wall is connected with the glove box body and is an integral whole.
3. A simple electrolyte configuration multifunctional glove box apparatus according to claim 2, characterized in that, The cooling device (3) is a cooling layer, which is distributed at the middle position of the inner and outer walls of the liquid preparation kettle (1), and the cooling layer is filled with cooling liquid, and the cooling liquid in the cooling layer flows from bottom to top, and the liquid cooling circulates. The cooling layer is provided with a cooling liquid inlet (16) and a cooling liquid outlet (17) on both sides.
4. A simple electrolyte configuration multifunctional glove box apparatus according to claim 3, characterized in that, The liquid preparation kettle (1) includes but is not limited to a U-shaped barrel, and the height-diameter ratio of the liquid preparation kettle (1) is designed to be 1.3-1.
5.
5. A simple electrolyte configuration multifunctional glove box apparatus according to claim 4, characterized in that, The sealing cover (2) is provided with a sealing ring between the sealing cover (2) and the liquid preparation kettle (1).
6. A simple electrolyte configuration multifunctional glove box apparatus according to claim 5, characterized in that: The filtering device (6) specifically includes a chuck, a gasket, a filter screen, a lower chuck and a clamp.
7. A simple electrolyte configuration multifunctional glove box apparatus according to claim 6, characterized in that: The bottom of the glove box body is provided with a stainless steel barrel (15), and the top surface of the stainless steel barrel (15) is provided with a liquid inlet.