Preparation device and use method of high-modulus high-performance lithium silicate aqueous solution
By adding refined ultrafine silicon source to the lithium silicate aqueous solution preparation device for heating and stirring, combined with the design of the cart assembly and the circular four-corner support frame assembly, the problems of high energy consumption, many impurities and low modulus in the preparation process of lithium silicate aqueous solution in the prior art are solved, and the preparation of lithium silicate aqueous solution with high modulus and high performance is realized, and the handling and storage process of equipment is simplified.
Patent Information
- Application Number
- CN202411761299.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-02-28
AI Technical Summary
The existing preparation methods for lithium silicate aqueous solution have problems such as high energy consumption, many product impurities and low modulus, and the ion exchange process in the wet process leads to high costs and environmental protection failure.
A high-modulus high-performance lithium silicate aqueous solution preparation device is adopted. The device includes a cart assembly, a preparation heating assembly and a mixing and stirring assembly. By adding a refined ultrafine silicon source to heat and stir when preparing lithium silicate water, combined with the design of the cart assembly and the circular four-corner support frame assembly, the equipment is easily moved and fixed.
It improves the modulus and performance of lithium silicate aqueous solution, simplifies storage processes, reduces time consumption, and reduces the complexity of equipment handling and storage.
Smart Images
Figure CN119524776A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of lithium silicate aqueous solution preparation devices, and in particular to a high-modulus and high-performance lithium silicate aqueous solution preparation device and a use method thereof. Background Art
[0002] Lithium silicate, also known as lithium water glass, is a colorless and transparent liquid in aqueous solution. It is widely used and has high use value in the fields of anti-rust coatings, architectural coatings, adhesives, etc. At present, the preparation methods of lithium silicate aqueous solution are mainly divided into two types: dry method and wet method. In the dry process, lithium carbonate or lithium hydroxide is mixed with silicon dioxide and calcined at high temperature. The temperature needs to reach about 1400°C. Water quenching, pressurized dissolution and other processes are also required to prepare the lithium silicate aqueous solution. This method has high energy consumption in the production process, many product impurities, and low product modulus. In the wet process, although a lithium silicate aqueous solution with a higher modulus can be obtained, the current preparation method basically uses an ion exchange process. The cost investment of the ion exchange resin bed and the waste acid and wastewater generated during the resin treatment process will all lead to problems such as high cost and substandard environmental protection.
[0003] A portion of the generating equipment uses storage barrels of uniform caliber for subsequent storage, which requires additional classified storage during subsequent distributed storage, which consumes more time. In addition, when preparing lithium silicate water, adding refined ultrafine silicon source, mixing, heating and stirring can obtain a lithium silicate aqueous solution with a higher modulus. Summary of the invention
[0004] 1. Technical issues to be resolved In view of the deficiencies in the prior art, the present invention provides a high modulus and high performance lithium silicate aqueous solution preparation device and use method, which solves the problem that the subsequent storage uses uniform caliber storage barrels, which requires additional classified storage during subsequent distributed storage, consuming more time.
[0005] (II) Technical solution In order to solve the above technical problems, the present invention provides the following technical solutions: A high modulus and high-performance lithium silicate aqueous solution preparation device comprises a cart assembly, the front end of the cart assembly is connected to a placement plate, the top of the placement plate is provided with several solution storage box assemblies in an arranged form, the top of the front end of the cart assembly is connected to a circular four-corner support frame assembly, the interior of the circular four-corner support frame assembly is provided with a preparation heating assembly, the top of the preparation heating assembly is penetrated by a mixing and stirring assembly, the solution storage box assembly comprises a storage box shell, the left and right sides of the storage box shell are respectively provided with plug-ins near the top, the storage box shell is provided with a storage box liner inside, the top surface of the storage box liner is provided with several placement grooves arranged on the left side in the center, a solution tube is placed in each of the placement grooves, the left and right sides of the storage box liner are respectively provided with plug-ins near the top, and the top surface of the storage box liner is arranged on the right side with a small groove, a medium groove and a large groove.
[0006] Preferably, the trolley assembly includes a U-shaped support rod frame, a handle is provided on the top surface of the U-shaped support rod frame near the rear end, a baffle is wrapped on the bottom surface of the U-shaped support rod frame, and support legs are respectively connected to the left and right sides of the bottom of the U-shaped support rod frame.
[0007] Preferably, each of the supporting legs is provided with supporting feet at both ends of the bottom, and the surfaces of the two supporting feet at the rear end are respectively wrapped with wheel connecting shafts, and one end of each wheel connecting shaft is connected to a wheel.
[0008] Preferably, the circular four-corner support frame assembly comprises a circular ring, and cylindrical support frames are respectively connected to the centers of the left and right surfaces of the circular ring, and oblique angle fixed support frames are respectively connected to the centers of the left and right sides of the bottom of the circular ring.
[0009] Preferably, the preparation heating component comprises a heating barrel, a stirring barrel is provided on the top of the heating barrel, a through hole is opened at the center of the top surface of the stirring barrel, and a two-way valve tube is provided on one side of the stirring barrel.
[0010] Preferably, a first valve port is provided at the top of one end of the two-way valve tube, and a second valve port is provided at the bottom of one end of the two-way valve tube.
[0011] Preferably, a heating base is provided at the bottom of the heating barrel, a heater is connected to the outside of the heating base, and a solution outlet one-way valve is connected to the bottom of the heating base.
[0012] Preferably, the mixing and stirring assembly comprises a mixing tank, a rotating motor is provided on the top of the mixing tank, an output end of the rotating motor is connected to a stirring rod, and a semicircular stirring blade and a circular stirring blade are provided on the outer surface of the stirring rod near the top and the bottom respectively.
[0013] Preferably, a supporting dredging pipe is connected to one side of the mixing tank, a discharge valve is connected to the bottom of the mixing tank, and a U-shaped dredging pipe is connected to one side of the discharge valve.
[0014] The method for using the device for preparing a high modulus and high performance lithium silicate aqueous solution comprises the following steps: Step 1: mixing battery-grade lithium hydroxide and deionized water to obtain a battery-grade lithium hydroxide solution having a mass percentage concentration of 1% to 15%; Step 2: crush the silicon source into micron-level particles, pickle and remove metal and organic impurities, then wash with deionized water until the pH is 6.0-8.0 to obtain a refined ultrafine silicon source, add the refined ultrafine silicon source to a battery-grade lithium hydroxide solution, wherein the addition rate is 0.1-10 kg / h, the reaction temperature is 40-100° C., stir the reaction for 2-12 hours, and ripen at a temperature of 50-80° C. for 2-15 hours to obtain a lithium silicate aqueous solution with a modulus of 1.0-20; Step 3: adding an adsorbent to the lithium silicate aqueous solution, filtering to remove pigments and physical impurities in the lithium silicate solution to obtain a refined lithium silicate aqueous solution, heating to 80-100° C., and stirring and mixing to obtain a lithium silicate aqueous solution; Step 4: Connect a water pipe to the solution outlet check valve to transport the solution to the solution storage box assembly to complete storage.
[0015] Compared with the prior art, the present invention has at least the following beneficial effects: In the above scheme, the preparation heating component and the mixing and stirring component are set up to adopt the existing high-performance reactor heating and stirring equipment, and the refined ultrafine silicon source is added for mixing, heating and stirring when preparing lithium silicate water to obtain a lithium silicate aqueous solution with a higher modulus. The entire equipment can be easily moved to the corresponding position with the help of the trolley component, which improves the portability and is more convenient when transporting the equipment. The trolley component and the circular four-corner support frame component cooperate with each other to fix the top equipment very stably, and the equipment will not tilt during operation. Finally, the solution storage box component carrying solution tubes of different calibers can be used for classified storage immediately after the preparation is completed, saving steps and shortening time.
[0016] The preparation method of the lithium silicate solution comprises the following steps: step 1, mixing battery-grade lithium hydroxide and deionized water to obtain a battery-grade lithium hydroxide solution with a mass percentage concentration of 1% to 15%, step 2, heating the battery-grade lithium hydroxide solution obtained in step 1 to 80 to 100° C. under stirring conditions, step 3, crushing the silicon source into micron-level particles, acid-washing to remove metal and organic impurities, and then washing with deionized water to a pH of 6.0 to 8.0 to obtain a refined ultrafine silicon source, and step 4, adding the ultrafine silicon source refined in step 3 to the battery-grade lithium hydroxide solution obtained in step 1, wherein the addition rate is 0.1 to 1. 0Kg / h, the reaction temperature is 40-100°C, the reaction is stirred for 2-12h, and the temperature is 50-80°C for aging for 2-15h to obtain a lithium silicate aqueous solution with a modulus of 1.0-20. Step 5, adding an adsorbent to the lithium silicate aqueous solution obtained in step 4, filtering to remove pigments and physical impurities in the lithium silicate solution, and obtaining a refined lithium silicate aqueous solution. Step 6, the lithium silicate aqueous solution obtained in step 5 is reduced pressure concentrated, wherein the concentration pressure is -0.02 to -0.09MPa, the concentration temperature is 40 to 80°C, and the concentration end point is that the density of the lithium silicate aqueous solution is 1.10 to 1.26g / cm3.
[0017] In summary, the present invention has the advantage that when preparing lithium silicate water, a refined ultrafine silicon source is added, mixed, heated and stirred to obtain a lithium silicate aqueous solution with a higher modulus. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the structure of a device for preparing a high modulus and high performance lithium silicate aqueous solution; Figure 2 It is a schematic diagram of the structure of the cart assembly; Figure 3 It is a schematic diagram of the structure of a circular four-corner support frame assembly; Figure 4 A schematic diagram of the structure of the heating component and the mixing and stirring component is provided; Figure 5 It is a schematic diagram of the structure of the stirring equipment in the mixing and stirring assembly; Figure 6 It is a schematic diagram of the structure of a mixing tank in a mixing and stirring assembly; Figure 7 To prepare a schematic diagram of the heating component structure; Figure 8 It is a schematic diagram of the structure of the solution storage box assembly; Fig. 9 It is a schematic diagram of the separation of the storage box shell and the storage box liner structure; Fig.10 It is a structural diagram.
[0019] [Reference Signs] 1. Trolley assembly; 101. U-shaped support rod frame; 102. Handle; 103. Baffle; 104. Support leg; 105. Support foot; 106. Wheel connecting shaft; 107. Wheel; 2. Placement board; 3. Solution storage box assembly; 301. Storage box shell; 302. Insert board; 303. Storage box liner; 304. Placement slot; 305. Solution tube; 306. Insert; 307. Small slot; 308. Medium slot; 309. Large slot; 4. Round four-corner support frame assembly; 401. Ring; 402. Cylindrical support frame; 403. Angle fixed support frame; 5. Preparation of heating component; 501. Heating barrel; 502. Stirring barrel; 503. Through hole; 504. Two-way valve pipe; 505. First valve port; 506. Second valve port; 507. Heating base; 508. Heater; 509. Solution outlet one-way valve; 6. Mixing and stirring component; 601. Rotating motor; 602. Stirring rod; 603. Semicircular stirring blade; 604. Circular stirring blade; 605. Mixing tank; 606. Support dredging pipe; 607. Discharge valve; 608. U-shaped dredging pipe.
[0020] As shown in the figure, in order to clearly implement the structure of the embodiment of the present invention, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the present invention to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments. DETAILED DESCRIPTION
[0021] The following is a detailed description of the high modulus and high performance lithium silicate aqueous solution preparation device and use method provided by the present invention in conjunction with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternative methods to implement some known technologies; and the accompanying drawings are only for a more specific description of the embodiments, and are not intended to specifically limit the present invention.
[0022] It should be noted that the references to "one embodiment", "embodiment", "exemplary embodiments", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).
[0023] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.
[0024] It will be understood that the meanings of “on,” “over,” and “above” in the present invention should be interpreted in the broadest manner, so that “on” not only means “directly on” something, but also includes the meaning of being “on” something with intervening features or layers therebetween, and “on” or “over” not only means “on” or “above” something, but also includes the meaning of being “on” or “above” something with no intervening features or layers therebetween.
[0025] Additionally, spatially relative terms such as "under," "beneath," "lower," "above," "upper," and the like may be used herein for descriptive convenience to describe the relationship of one element or feature to another element or features, as shown in the accompanying drawings. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially relative descriptors used herein may be similarly interpreted accordingly.
[0026] like Figures 1 to 3 As shown, an embodiment of the present invention provides a high modulus and high performance lithium silicate aqueous solution preparation device, including a cart assembly 1, the front end of the cart assembly 1 is connected to a placement plate 2, the top of the placement plate 2 is provided with a plurality of solution storage box assemblies 3 in an arranged manner, the front end top of the cart assembly 1 is connected to a circular four-corner support frame assembly 4, the interior of the circular four-corner support frame assembly 4 is provided with a preparation heating assembly 5, the top of the preparation heating assembly 5 is penetrated by a mixing and stirring assembly 6, the cart assembly 1 includes a U-shaped support rod frame 101, the top of the U-shaped support rod frame 101 is provided with a handle 102 on the rear end surface, and the U-shaped support rod frame 101 is provided with a handle 102 on the rear end surface. The bottom surface is wrapped with a baffle 103, and the left and right sides of the bottom of the U-shaped support rod frame 101 are respectively connected to support legs 104, and the bottom of each support leg 104 is respectively provided with support feet 105 at the front and rear ends, and the surfaces of the two support feet 105 at the rear end are respectively wrapped with wheel connecting shafts 106, and one end of each wheel connecting shaft 106 is connected to a wheel 107. The circular four-corner support frame assembly 4 includes a ring 401, and the centers of the left and right surfaces of the ring 401 are respectively connected to cylindrical support frames 402, and the centers of the left and right sides of the bottom of the ring 401 are respectively connected to oblique angle fixed support frames 403.
[0027] The preparation method of the lithium silicate solution comprises the following steps: step 1, mixing battery-grade lithium hydroxide and deionized water to obtain a battery-grade lithium hydroxide solution with a mass percentage concentration of 1% to 15%, step 2, heating the battery-grade lithium hydroxide solution obtained in step 1 to 80 to 100° C. under stirring conditions, step 3, crushing the silicon source into micron-level particles, acid-washing to remove metal and organic impurities, and then washing with deionized water to a pH of 6.0 to 8.0 to obtain a refined ultrafine silicon source, and step 4, adding the ultrafine silicon source refined in step 3 to the battery-grade lithium hydroxide solution obtained in step 1, wherein the addition rate is 0.1 to 1. 0Kg / h, the reaction temperature is 40-100°C, the reaction is stirred for 2-12h, and the temperature is 50-80°C for aging for 2-15h to obtain a lithium silicate aqueous solution with a modulus of 1.0-20. Step 5, adding an adsorbent to the lithium silicate aqueous solution obtained in step 4, filtering to remove pigments and physical impurities in the lithium silicate solution, and obtaining a refined lithium silicate aqueous solution. Step 6, the lithium silicate aqueous solution obtained in step 5 is reduced pressure concentrated, wherein the concentration pressure is -0.02 to -0.09MPa, the concentration temperature is 40 to 80°C, and the concentration end point is that the density of the lithium silicate aqueous solution is 1.10 to 1.26g / cm3.
[0028] like Figures 4 to 7 As shown, in this embodiment, the preparation heating component 5 includes a heating barrel 501, a stirring barrel 502 is provided on the top of the heating barrel 501, a through hole 503 is opened at the center of the top surface of the stirring barrel 502, a two-way valve tube 504 is provided on one side of the stirring barrel 502, a first valve port 505 is provided on the top of one end of the two-way valve tube 504, a second valve port 506 is provided on the bottom of one end of the two-way valve tube 504, a heating bottom plate 507 is provided at the bottom of the heating barrel 501, a heater 508 is connected to the outer side of the heating bottom plate 507, and the heating bottom plate 508 is connected to the outer side of the heating bottom plate 508. The bottom of 7 is connected to a solution outlet one-way valve 509, the mixing and stirring assembly 6 includes a mixing tank 605, the top of the mixing tank 605 is provided with a rotating motor 601, the output end of the rotating motor 601 is connected to a stirring rod 602, the outer surface of the stirring rod 602 is respectively provided with a semicircular stirring blade 603 and a circular stirring blade 604 near the top and the bottom, one side of the mixing tank 605 is connected to a supporting dredging pipe 606, the bottom of the mixing tank 605 is connected to a discharge valve 607, and one side of the discharge valve 607 is connected to a U-shaped dredging pipe 608.
[0029] like Figure 8 , Fig. 9 and Fig.10As shown, in this embodiment, the solution storage box assembly 3 includes a storage box shell 301, and plug plates 302 are respectively provided on the left and right sides of the storage box shell 301, and a storage box liner 303 is provided inside the storage box shell 301. A plurality of placement grooves 304 are arranged in an array on the left side of the center of the top surface of the storage box liner 303, and a solution tube 305 is placed inside each placement groove 304. Plug-ins 306 are respectively provided on the left and right sides of the storage box liner 303, and a small groove 307, a medium groove 308 and a large groove 309 are respectively arranged on the right side of the top surface of the storage box liner 303.
[0030] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.
[0031] The method for using the device for preparing a high modulus and high performance lithium silicate aqueous solution comprises the following steps when in use; Step 1: mixing battery-grade lithium hydroxide and deionized water to obtain a battery-grade lithium hydroxide solution having a mass percentage concentration of 1% to 15%; Step 2: crush the silicon source into micron-level particles, pickle and remove metal and organic impurities, then wash with deionized water until the pH is 6.0-8.0 to obtain a refined ultrafine silicon source, add the refined ultrafine silicon source to a battery-grade lithium hydroxide solution, wherein the addition rate is 0.1-10 kg / h, the reaction temperature is 40-100° C., stir the reaction for 2-12 hours, and ripen at a temperature of 50-80° C. for 2-15 hours to obtain a lithium silicate aqueous solution with a modulus of 1.0-20; Step 3: adding an adsorbent to the lithium silicate aqueous solution, filtering to remove pigments and physical impurities in the lithium silicate solution to obtain a refined lithium silicate aqueous solution, heating to 80-100° C., and stirring and mixing to obtain a lithium silicate aqueous solution; Step 4: connect a water pipe to the solution outlet one-way valve 509 to transport the solution to the solution storage box assembly 3 to complete storage.
[0032] The technical solution provided by the present invention is as follows: by setting up a preparation heating component 5 and a mixing and stirring component 6, an existing high-performance reactor heating and stirring equipment is used, and when preparing lithium silicate water, a refined ultrafine silicon source is added for mixing, heating and stirring to obtain a lithium silicate aqueous solution with a higher modulus. The entire device can be easily moved to the corresponding position in conjunction with the trolley component 1, which improves the portability and is more convenient when transporting the equipment. The trolley component 1 and the circular four-corner support frame component 4 cooperate with each other to fix the top equipment very stably, and the equipment will not tilt during operation. Finally, the solution storage box component 3 carrying solution tubes of different calibers can be used for classified storage immediately after the preparation is completed, saving steps and shortening time. Then, the preparation method of the lithium silicate solution is as follows: Step 1, mixing battery-grade lithium hydroxide and deionized water to obtain a battery-grade lithium hydroxide solution with a mass percentage concentration of 1% to 15%. Step 2, under stirring conditions, adding the battery-grade lithium hydroxide solution obtained in Step 1 The temperature is raised to 80-100°C. In step 3, the silicon source is crushed into micron-sized particles and then acid-washed to remove metal and organic impurities. The silicon source is then washed with deionized water until the pH is 6.0-8.0 to obtain a refined ultrafine silicon source. In step 4, the ultrafine silicon source obtained by refining in step 3 is added to the battery-grade lithium hydroxide solution obtained in step 1. The addition rate is 0.1-10 kg / h, the reaction temperature is 40-100°C, the reaction is stirred for 2-12 hours, and the reaction is aged at 50-80°C for 2-1 hour. 5h, to obtain a lithium silicate aqueous solution with a modulus of 1.0 to 20, step 5, adding an adsorbent to the lithium silicate aqueous solution obtained in step 4, filtering to remove pigments and physical impurities in the lithium silicate solution, to obtain a refined lithium silicate aqueous solution, step 6, reducing the pressure and concentrating the lithium silicate aqueous solution obtained in step 5, wherein the concentration pressure is -0.02 to -0.09 MPa, the concentration temperature is 40 to 80°C, and the density of the lithium silicate aqueous solution at the concentration end point is 1.10 to 1.26 g / cm3.
[0033] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention, but those skilled in the art can fully understand the present invention without the description of these details. In addition, in order to avoid unnecessary confusion about the essence of the present invention, well-known methods, processes, procedures, components and circuits are not described in detail.
[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.
Claims
1. A high modulus and high performance lithium silicate aqueous solution preparation device, characterized in that: The invention comprises a trolley assembly (1), wherein the front end of the trolley assembly (1) is connected to a placement plate (2), the top of the placement plate (2) is provided with a plurality of solution storage box assemblies (3) in an arranged manner, the top of the front end of the trolley assembly (1) is connected to a circular four-corner support frame assembly (4), the inside of the circular four-corner support frame assembly (4) is provided with a preparation heating assembly (5), and the top of the preparation heating assembly (5) is penetrated by a mixing and stirring assembly (6); The solution storage box assembly (3) comprises a storage box shell (301), plug plates (302) are respectively provided on the left and right sides of the storage box shell (301), a storage box liner (303) is provided inside the storage box shell (301), a plurality of placement grooves (304) are arranged in an array on the left side of the center of the top surface of the storage box liner (303), a solution tube (305) is placed inside each of the placement grooves (304), plug-ins (306) are respectively provided on the left and right sides of the storage box liner (303), and a small groove (307), a medium groove (308) and a large groove (309) are respectively arranged on the right side of the top surface of the storage box liner (303).
2. The high modulus and high performance lithium silicate aqueous solution preparation device according to claim 1, characterized in that: The cart assembly (1) comprises a U-shaped support rod frame (101), a handle (102) is provided on the top surface of the U-shaped support rod frame (101) close to the rear end, a baffle (103) is wrapped around the bottom surface of the U-shaped support rod frame (101), and support legs (104) are respectively connected to the left and right sides of the bottom of the U-shaped support rod frame (101).
3. The high modulus and high performance lithium silicate aqueous solution preparation device according to claim 2, characterized in that: A supporting foot (105) is provided at the front and rear ends of the bottom of each supporting leg (104), and a wheel connecting shaft (106) is wrapped around the surface of the two supporting feet (105) at the rear end, and one end of each wheel connecting shaft (106) is connected to a wheel (107).
4. The high modulus and high performance lithium silicate aqueous solution preparation device according to claim 1, characterized in that: The circular four-corner support frame assembly (4) comprises a circular ring (401), the centers of the left and right surfaces of the circular ring (401) are respectively connected to cylindrical support frames (402), and the centers of the left and right sides of the bottom of the circular ring (401) are respectively connected to oblique angle fixed support frames (403).
5. The high modulus and high performance lithium silicate aqueous solution preparation device according to claim 1, characterized in that: The preparation heating component (5) comprises a heating barrel (501), a stirring barrel (502) is provided on the top of the heating barrel (501), a through hole (503) is provided at the center of the top surface of the stirring barrel (502), and a two-way valve tube (504) is provided on one side of the stirring barrel (502).
6. The device for preparing a high modulus and high performance lithium silicate aqueous solution according to claim 5, characterized in that: A first valve port (505) is provided at the top of one end of the two-way valve tube (504), and a second valve port (506) is provided at the bottom of one end of the two-way valve tube (504).
7. The device for preparing a high modulus and high performance lithium silicate aqueous solution according to claim 5, characterized in that: A heating base plate (507) is provided at the bottom of the heating barrel (501), a heater (508) is connected to the outside of the heating base plate (507), and a solution outlet one-way valve (509) is connected to the bottom of the heating base plate (507).
8. The device for preparing a high modulus and high performance lithium silicate aqueous solution according to claim 1, characterized in that: The mixing and stirring assembly (6) comprises a mixing tank (605), wherein a rotating motor (601) is provided on the top of the mixing tank (605), an output end of the rotating motor (601) is connected to a stirring rod (602), and a semicircular stirring blade (603) and a circular stirring blade (604) are respectively provided on the outer surface of the stirring rod (602) near the top and the bottom.
9. The device for preparing a high modulus and high performance lithium silicate aqueous solution according to claim 8, characterized in that: One side of the mixing tank (605) is connected to a supporting dredging pipe (606), the bottom of the mixing tank (605) is connected to a discharge valve (607), and one side of the discharge valve (607) is connected to a U-shaped dredging pipe (608).
10. The method for using the device for preparing a high modulus and high performance lithium silicate aqueous solution according to claims 1-9, characterized in that: The following steps are involved: Step 1: mixing battery-grade lithium hydroxide and deionized water to obtain a battery-grade lithium hydroxide solution having a mass percentage concentration of 1% to 15%; Step 2: crush the silicon source into micron-level particles, pickle and remove metal and organic impurities, then wash with deionized water until the pH is 6.0-8.0 to obtain a refined ultrafine silicon source, add the refined ultrafine silicon source to a battery-grade lithium hydroxide solution, wherein the addition rate is 0.1-10 kg / h, the reaction temperature is 40-100° C., stir the reaction for 2-12 hours, and ripen at a temperature of 50-80° C. for 2-15 hours to obtain a lithium silicate aqueous solution with a modulus of 1.0-20; Step 3: adding an adsorbent to the lithium silicate aqueous solution, filtering to remove pigments and physical impurities in the lithium silicate solution to obtain a refined lithium silicate aqueous solution, heating to 80-100° C., and stirring and mixing to obtain a lithium silicate aqueous solution; Step 4: Connect a water pipe to the solution outlet check valve (509) to transport the solution to the solution storage box assembly (3) for storage.