Two-dimensional nano wafer preparation device

Abstract

The utility model belongs to the technical field of two-dimensional nano wafer production, and particularly relates to a two-dimensional nano crystal two-dimensional nano material sheet preparation device which comprises a mixing tank, a sleeve is rotatably mounted in the mixing tank, a plurality of power cavities are formed in the sleeve, first rotating columns are symmetrically and rotatably mounted in the power cavities, and second rotating columns are symmetrically and rotatably mounted in the first rotating columns. The ends, away from each other, of the adjacent first rotating columns penetrate through the power cavity and extend into the mixing tank, and a plurality of stirring columns are fixedly mounted on the portions, located in the mixing tank, of the multiple first rotating columns. The driving assembly is located in the mixing tank and used for driving the sleeve to rotate and driving the first rotating columns to rotate; the screening shell is fixedly installed at the bottom of the mixing tank, two rotating frames are sequentially and rotationally installed in the screening shell from top to bottom, and filter screens are fixedly installed on the rotating frames. When the whole device is used, raw materials in the mixing tank can be evenly mixed, and meanwhile three kinds of raw materials with different diameters can be screened.

Description

Technical Field

[0001] The utility model belongs to the technical field of two-dimensional nano wafer production, and in particular relates to a two-dimensional nano wafer preparation device. Background Art

[0002] Two-dimensional nanochips include graphene, which is a new carbon material composed of a single layer of carbon atoms tightly stacked into a two-dimensional honeycomb lattice structure. It has excellent electrical conductivity, thermal conductivity and mechanical strength, and is widely used in electronic devices, energy storage and other fields.

[0003] For example, the Chinese patent with publication number CN216137632U discloses a graphene preparation and screening device, including an operating table, a preparation bin is fixedly installed on the top of the operating table, a motor is fixedly installed on the top of the preparation bin, the output shaft of the motor is fixedly connected to a rotating rod with one end penetrating and extending to the inside of the preparation bin through a coupling, a stirring member is arranged on the outer surface of the rotating rod, and a control component is arranged on both sides of the preparation bin, and a sieve plate assembly with one end penetrating and extending to the inside of the preparation bin is arranged on the opposite side of the two control components. The graphene preparation and screening device is convenient for feeding raw materials by providing a feed port at the top of the preparation bin, and the motor is provided to drive the rotating rod to rotate so that the stirring member is rotated and stirred, and the stirring member is set to an inclined shape to expand the stirring area, and the control component is provided to control the movement of the sieve plate assembly, thereby ensuring the screening effect.

[0004] The above patent has the following problems:

[0005] This patent has some disadvantages when used, such as: the above device can only screen graphene of one diameter, and cannot accurately screen graphene of different sizes. At the same time, the above device does not mix the raw materials uniformly when stirring, resulting in a decrease in the performance of the product when used. In view of this, we propose a two-dimensional nano wafer preparation device. Utility Model Content

[0006] The purpose of the utility model is to provide a two-dimensional nano-wafer preparation device to solve the problems raised in the above background technology.

[0007] In view of this, the utility model provides a two-dimensional nano wafer preparation device, comprising:

[0008] A mixing tank, wherein a sleeve is rotatably installed in the mixing tank, a plurality of power chambers are opened in the sleeve, a rotating column one is symmetrically rotatably installed in the power chamber, and ends of adjacent rotating columns one that are away from each other all penetrate the power chamber and extend into the mixing tank, and a plurality of stirring columns are fixedly installed on the rotating columns one and located in the mixing tank;

[0009] A driving assembly, the driving assembly is located in the mixing tank and is used to drive the sleeve to rotate and the plurality of rotating columns to rotate;

[0010] A screening shell, wherein the screening shell is fixedly mounted at the bottom of the mixing tank, wherein two rotating frames are rotatably mounted in the screening shell from top to bottom in sequence, wherein a filter screen is fixedly mounted on the rotating frames, wherein ends of the two rotating frames that are away from each other penetrate the screening shell and extend to the outside, wherein two elliptical cylinders are rotatably mounted in the screening shell, wherein the two elliptical cylinders are respectively located below the two rotating frames, and wherein the tops of the two elliptical cylinders are respectively in contact with the tops of the two rotating frames;

[0011] A power assembly is located on the screening shell and is used to drive the two elliptical cylinders to rotate.

[0012] In the technical solution, when the raw materials need to be stirred and mixed, the raw materials are first poured into the mixing tank, and the sleeve can be driven to rotate by the provided driving assembly, and the sleeve drives the plurality of rotating columns to rotate, and the provided driving assembly can drive the rotating columns to rotate, and under the action of the plurality of rotating columns rotating and rotating, the raw materials in the mixing tank can be evenly mixed;

[0013] When the raw materials are mixed, the mixed raw materials in the mixing tank will enter the screening shell, and the mixed raw materials will fall to the top of the upper filter screen. The power assembly can drive the two elliptical cylinders to rotate. The rotation of the elliptical cylinders will hit the bottom of the corresponding filter screen, causing one end of the corresponding filter screen to rotate up and down, causing the raw materials on the filter screen to shake, thereby preventing the raw materials from accumulating on the filter screen. Raw materials with larger particles will stay on the upper filter screen, and the remaining raw materials will pass through the upper filter screen and fall to the lower filter screen. Raw materials with medium particles will stay on the lower filter screen, and raw materials with smaller particles will fall to the bottom of the screening shell, and three raw materials with different diameters will be screened.

[0014] In the above technical solution, further, it also includes:

[0015] A feed pipe, the feed pipe is fixedly installed on the top of the mixing tank, a discharge pipe is fixedly installed on the bottom of the mixing tank, and a valve is fixedly installed on the discharge pipe;

[0016] Two protective shells are fixedly installed on both sides of the screening shell respectively, and the two protective shells are respectively located at one end of the two rotating frames away from each other. A collecting box 1 is plugged and installed in the protective shell and located below the rotating frame, and a collecting box 2 is plugged and installed in the screening shell, and the collecting box 2 is located below the two rotating frames.

[0017] In this technical solution, when the raw materials need to be stirred and mixed, the raw materials are first poured into the mixing tank through the feed pipe. When the raw materials are mixed, the valve on the discharge pipe is opened, and then the mixed raw materials in the mixing tank pass through the discharge pipe into the screening shell;

[0018] Raw materials with larger particles will stay on the filter net located above, then move to the corresponding protective shell, and finally fall into the corresponding collection box 1 for collection. The remaining raw materials will pass through the upper filter net and fall onto the lower filter net. Raw materials with medium particles will stay on the filter net located below, then move to the corresponding protective shell, and finally fall into the corresponding collection box 1 for collection. Raw materials with smaller particles will fall into collection box 2. Finally, personnel can pull out the two collection boxes 1 and 2 respectively to screen the raw materials of three different diameters.

[0019] In the above technical solution, further, the driving component includes:

[0020] Motor 1, the motor 1 is fixedly installed on the top of the mixing tank, the output shaft of the motor 1 passes through the top of the mixing tank and extends into the mixing tank and is fixedly installed with gear 1, the top of the sleeve is fixedly installed with gear 2, the gear 2 is located on one side of gear 1, and the gear 2 is meshed with gear 1, and the gear 2 is rotatably connected with the mixing tank;

[0021] Rotating column two, the rotating column two is rotatably installed in the sleeve, the lower end of the rotating column two passes through the sleeve and extends into a plurality of power chambers, a first bevel gear is fixedly installed on the rotating column two and located in the plurality of power chambers, a second bevel gear is meshingly installed on both sides of the first bevel gear and located in the power chamber, and the second bevel gears are respectively coaxially connected with the corresponding rotating column.

[0022] In the present technical solution, when it is necessary to stir and mix the raw materials, first pour the raw materials into the mixing tank through the feed pipe, then start the motor one, the motor one is powered on and drives the gear one to rotate, the gear one drives the gear two meshing with it to rotate, the gear two drives the sleeve to rotate, the sleeve drives the plurality of rotating column one to rotate, and at the same time, the plurality of rotating column one respectively drives the plurality of second bevel gears to rotate, and at the same time, under the action of the engagement of the first bevel gear and the corresponding second bevel gear, the plurality of second bevel gears will rotate, and the second bevel gear drives the rotating column one to rotate, and under the action of the self-rotation and rotation of the plurality of rotating column one, the raw materials in the mixing tank can be evenly mixed.

[0023] In the above technical solution, further, the power assembly includes:

[0024] Motor 2, the motor 2 is fixedly mounted on one side of the screening shell, and the motor 2 is located on one side of one of the elliptical cylinders, the output shaft of the motor 2 is fixedly mounted with a transmission wheel 1, one end of the transmission wheel 1 passes through one side of the screening shell and is coaxially connected to one of the elliptical cylinders;

[0025] Transmission wheel two is rotatably installed on one side of the screening shell, and the transmission wheel two is located on one side of another elliptical cylinder, one end of the transmission wheel two passes through the screening shell and is coaxially connected to another elliptical cylinder, the transmission wheel two is located below the transmission wheel one, and a transmission belt is installed between the transmission wheel two and the transmission wheel one.

[0026] In the technical scheme, when the raw materials are mixed, the valve on the discharge pipe is opened, and then the mixed raw materials in the mixing tank will pass through the discharge pipe into the screening shell, and the mixed raw materials will fall to the top of the filter screen above, and at the same time, the motor 2 is started, the motor 2 is powered on and drives the transmission wheel 1 and one of the elliptical cylinders to rotate, the transmission wheel 1 drives the transmission belt, the transmission belt drives the transmission wheel 2 to rotate, and the transmission wheel 2 drives the other elliptical cylinder to rotate, and the rotation of the elliptical cylinder will knock on the bottom of the corresponding filter screen, so that one end of the corresponding filter screen rotates up and down, causing the raw materials on the filter screen to shake, which can To avoid the accumulation of raw materials on the filter, raw materials with larger particles will stay on the filter located above, then move to the corresponding protective shell, and finally fall into the corresponding collection box 1 for collection. The remaining raw materials will pass through the upper filter and fall onto the lower filter. Raw materials with medium particles will stay on the filter located below, then move to the corresponding protective shell, and finally fall into the corresponding collection box 1 for collection. Raw materials with smaller particles will fall into collection box 2. Finally, personnel can pull out two collection boxes 1 and 2 respectively to screen raw materials of three different diameters.

[0027] In the above technical solution, further, C of the stirring columns are cross-distributed.

[0028] In this technical solution, it is ensured that the stirring column does not collide during rotation, and at the same time, the raw materials in the mixing tank can be evenly mixed.

[0029] In the above technical solution, further, the two rotating frames are both arranged at an angle, and the mesh number of the filter located at the upper part is smaller than the mesh number of the filter located at the lower part.

[0030] In this technical solution, it is ensured that the raw materials on the rotating frame can be displaced to one end of the rotating frame, ensuring that the raw materials with larger particles remain on the filter net located above, the raw materials with medium particles remain on the filter net located below, and the raw materials with smaller particles fall into the collection box 2.

[0031] The beneficial effects of the utility model are:

[0032] 1. The two-dimensional nanochip preparation device, when it is necessary to stir and mix the raw materials, first pour the raw materials into the mixing tank, and through the set driving component, the sleeve can be driven to rotate, and the sleeve drives a plurality of rotating columns to rotate, and through the set driving component, the rotating columns can be driven to rotate, and under the action of the self-rotation and rotation of the plurality of rotating columns, the raw materials in the mixing tank can be evenly mixed.

[0033] 2. In the two-dimensional nanochip preparation device, the mixed raw materials will fall to the top of the upper filter. The power assembly can drive the two elliptical cylinders to rotate. The rotation of the elliptical cylinders will hit the bottom of the corresponding filter, causing one end of the corresponding filter to rotate up and down, causing the raw materials on the filter to shake, thereby preventing the raw materials from accumulating on the filter. Raw materials with larger particles will stay on the upper filter, and the remaining raw materials will pass through the upper filter and fall to the lower filter. Raw materials with medium particles will stay on the lower filter, and raw materials with smaller particles will fall to the bottom of the screening shell, so that three raw materials with different diameters can be screened. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0035] Figure 2 This is a schematic diagram of the cross-sectional structure of the mixing tank of the utility model;

[0036] Figure 3 The utility model Figure 2 The enlarged structural diagram at A in the middle;

[0037] Figure 4 It is a schematic diagram of the structure of the second area of ​​the motor of the utility model;

[0038] Figure 5 It is a schematic diagram of the cross-sectional structure of the screening shell of the utility model;

[0039] Figure 6 It is a schematic diagram of the transmission belt area structure of the utility model.

[0040] The symbols in the figure are:

[0041] 1. Mixing tank; 2. Sleeve; 3. Rotating column 1; 4. Stirring column; 5. Power chamber; 6. Screening shell; 7. Rotating frame; 8. Filter screen; 9. Elliptical cylinder; 10. Motor 1; 11. Gear 1; 12. Gear 2; 13. Rotating column 2; 14. First bevel gear; 15. Second bevel gear; 16. Motor 2; 17. Transmission wheel 1; 18. Transmission wheel 2; 19. Transmission belt; 20. Protective shell; 21. Collecting box 1; 22. Collecting box 2; 23. Feed pipe; 24. Discharge pipe. DETAILED DESCRIPTION

[0042] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0043] In the description of the present application, it should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail, but in appropriate cases, the techniques, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0044] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0045] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0046] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0047] Embodiment 1:

[0048] See also Figure 1 - Figure 6 As shown, this embodiment provides a two-dimensional nano wafer preparation device, comprising:

[0049] A mixing tank 1, in which a sleeve 2 is rotatably installed, a plurality of power chambers 5 are provided in the sleeve 2, a rotating column 3 is symmetrically rotatably installed in the power chamber 5, and ends of adjacent rotating columns 3 that are away from each other all penetrate the power chamber 5 and extend into the mixing tank 1, and a plurality of stirring columns 4 are fixedly installed on the plurality of rotating columns 3 and located in the mixing tank 1;

[0050] A driving assembly, which is located in the mixing tank 1 and is used to drive the sleeve 2 to rotate and the plurality of rotating columns 3 to rotate;

[0051] A screening shell 6 is fixedly installed at the bottom of the mixing tank 1. Two rotating frames 7 are installed in the screening shell 6 in rotation from top to bottom. A filter screen 8 is fixedly installed on the rotating frame 7. The ends of the two rotating frames 7 that are away from each other penetrate the screening shell 6 and extend to the outside. Two elliptical cylinders 9 are installed in the screening shell 6 in rotation. The two elliptical cylinders 9 are respectively located below the two rotating frames 7, and the tops of the two elliptical cylinders 9 are respectively in contact with the tops of the two rotating frames 7;

[0052] A power assembly is located on the screening shell 6 and is used to drive the two elliptical cylinders 9 to rotate.

[0053] When the raw materials need to be stirred and mixed, the raw materials are first poured into the mixing tank 1, and the sleeve 2 can be driven to rotate by the driving component, and the sleeve 2 drives the plurality of rotating columns 3 to rotate, and the rotating columns 3 can be driven to rotate by the driving component, and the raw materials in the mixing tank 1 can be evenly mixed under the action of the plurality of rotating columns 3 rotating and rotating;

[0054] When the raw materials are mixed, the mixed raw materials in the mixing tank 1 will enter the screening shell 6, and the mixed raw materials will fall to the top of the upper filter screen 8. Through the provided power assembly, the two elliptical cylinders 9 can be driven to rotate. The rotation of the elliptical cylinders 9 will knock on the bottom of the corresponding filter screen 8, so that one end of the corresponding filter screen 8 rotates up and down, causing the raw materials on the filter screen 8 to shake, which can prevent the raw materials from accumulating on the filter screen 8. Raw materials with larger particles will stay on the upper filter screen 8, and the remaining raw materials will pass through the upper filter screen 8 and fall onto the lower filter screen 8. Raw materials with medium particles will stay on the lower filter screen 8, and raw materials with smaller particles will fall to the bottom of the screening shell 6, and three raw materials with different diameters will be screened.

[0055] In this embodiment, it also includes:

[0056] A feed pipe 23, which is fixedly mounted on the top of the mixing tank 1, and a discharge pipe 24 is fixedly mounted on the bottom of the mixing tank 1, on which a valve is fixedly mounted;

[0057] Two protective shells 20, the two protective shells 20 are fixedly mounted on both sides of the screening shell 6, the two protective shells 20 are respectively located at one end of the two rotating frames 7 away from each other, a collecting box 1 21 is plugged and installed in the protective shell 20 and located below the rotating frame 7, and a collecting box 2 22 is plugged and installed in the screening shell 6, and the collecting box 2 22 is located below the two rotating frames 7;

[0058] When the raw materials need to be stirred and mixed, the raw materials are first poured into the mixing tank 1 through the feed pipe 23. When the raw materials are mixed, the valve on the discharge pipe 24 is opened, and then the mixed raw materials in the mixing tank 1 pass through the discharge pipe 24 and enter the screening shell 6;

[0059] Raw materials with larger particles will stay on the filter screen 8 located above, then move to the corresponding protective shell 20, and finally fall into the corresponding collecting box 1 21 for collection. The remaining raw materials will pass through the upper filter screen 8 and fall onto the lower filter screen 8. Raw materials with medium particles will stay on the lower filter screen 8, then move to the corresponding protective shell 20, and finally fall into the corresponding collecting box 1 21 for collection. Raw materials with smaller particles will fall into the collecting box 2 22. Finally, personnel can respectively pull out the two collecting boxes 1 21 and 22 to screen the raw materials of three different diameters.

[0060] In this embodiment, the driving component includes:

[0061] A motor 10 is fixedly mounted on the top of the mixing tank 1. The output shaft of the motor 10 passes through the top of the mixing tank 1 and extends into the mixing tank 1 and is fixedly mounted with a gear 11. A gear 2 12 is fixedly mounted on the top of the sleeve 2. The gear 2 12 is located on one side of the gear 11, and the gear 2 12 is meshed with the gear 11. The gear 2 12 is rotationally connected to the mixing tank 1.

[0062] Rotating column 2 13, rotating column 2 13 is rotatably mounted in sleeve 2, the lower end of rotating column 2 13 penetrates sleeve 2 and extends into a plurality of power chambers 5, first bevel gears 14 are fixedly mounted on rotating column 2 13 and located in a plurality of power chambers 5, second bevel gears 15 are meshingly mounted on both sides of the first bevel gear 14 and located in the power chamber 5, and the second bevel gears 15 are coaxially connected with corresponding rotating column 1 3 respectively;

[0063] Among them, when it is necessary to stir and mix the raw materials, first pour the raw materials into the mixing tank 1 through the feeding pipe 23, then start the motor 10, the motor 10 is powered on and drives the gear 11 to rotate, the gear 11 drives the gear 2 12 meshing with it to rotate, the gear 2 12 drives the sleeve 2 to rotate, the sleeve 2 drives the plurality of rotating columns 3 to rotate, and at the same time, the plurality of rotating columns 3 respectively drive the plurality of second bevel gears 15 to rotate, and at the same time, under the action of the first bevel gear 14 meshing with the corresponding second bevel gear 15, the plurality of second bevel gears 15 will rotate, and the second bevel gear 15 drives the rotating column 3 to rotate, and under the action of the plurality of rotating columns 3 rotating and rotating, the raw materials in the mixing tank 1 can be evenly mixed.

[0064] In this embodiment, the power assembly includes:

[0065] Motor 2 16, motor 2 16 is fixedly mounted on one side of the screening shell 6, and motor 2 16 is located on one side of one of the elliptical cylinders 9, and a transmission wheel 17 is fixedly mounted on the output shaft of motor 2 16, one end of the transmission wheel 17 passes through one side of the screening shell 6 and is coaxially connected to one of the elliptical cylinders 9;

[0066] The second transmission wheel 18 is rotatably mounted on one side of the screening shell 6, and the second transmission wheel 18 is located on one side of another elliptical cylinder 9. One end of the second transmission wheel 18 passes through the screening shell 6 and is coaxially connected to another elliptical cylinder 9. The second transmission wheel 18 is located below the first transmission wheel 17, and a transmission belt 19 is installed between the second transmission wheel 18 and the first transmission wheel 17;

[0067] Among them, when the raw materials are mixed, the valve on the discharge pipe 24 is opened, and then the mixed raw materials in the mixing tank 1 will enter the screening shell 6 through the discharge pipe 24, and the mixed raw materials will fall to the top of the filter screen 8 located above, and at the same time, the motor 2 16 is started, the motor 2 16 is powered on and drives the transmission wheel 1 17 and one of the elliptical cylinders 9 to rotate, the transmission wheel 17 drives the transmission belt 19 to drive, the transmission belt 19 drives the transmission wheel 2 18 to rotate, and the transmission wheel 2 18 drives another elliptical cylinder 9 to rotate, and the rotation of the elliptical cylinder 9 will knock on the bottom of the corresponding filter screen 8, so that one end of the corresponding filter screen 8 rotates up and down, causing the raw materials on the filter screen 8 to shake. Movement can prevent the raw materials from accumulating on the filter screen 8. The raw materials with larger particles will stay on the filter screen 8 located above, and then move to the corresponding protective shell 20, and finally fall into the corresponding collecting box 1 21 for collection. The remaining raw materials will pass through the upper filter screen 8 and fall onto the lower filter screen 8. The raw materials with medium particles will stay on the filter screen 8 located below, and then move to the corresponding protective shell 20, and finally fall into the corresponding collecting box 1 21 for collection. The raw materials with smaller particles will fall into the collecting box 2 22. Finally, the personnel can respectively pull out the two collecting boxes 1 21 and 22 to screen the raw materials of three different diameters.

[0068] Embodiment 2:

[0069] This embodiment provides a two-dimensional nano-wafer preparation device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0070] In this embodiment, a plurality of stirring columns 4 are cross-distributed.

[0071] The stirring column 4 is ensured not to collide during rotation, and the raw materials in the mixing tank 1 can be evenly mixed.

[0072] Embodiment 3:

[0073] This embodiment provides a two-dimensional nano-wafer preparation device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0074] In this embodiment, the two rotating frames 7 are both arranged to be inclined, and the mesh number of the filter screen 8 located at the upper part is smaller than the mesh number of the filter screen 8 located at the lower part.

[0075] Among them, it is ensured that the raw materials on the rotating frame 7 can be displaced to one end of the rotating frame 7, ensuring that the raw materials with larger particles remain on the filter screen 8 located above, the raw materials with medium particles remain on the filter screen 8 located below, and the raw materials with smaller particles will fall into the collecting box 2 22.

[0076] Working principle: when the raw materials need to be stirred and mixed, first pour the raw materials into the mixing tank 1 through the feed pipe 23, then start the motor 10, the motor 10 is powered on and drives the gear 11 to rotate, the gear 11 drives the gear 2 12 meshing with it to rotate, the gear 2 12 drives the sleeve 2 to rotate, the sleeve 2 drives the plurality of rotating columns 3 to rotate, and at the same time, the plurality of rotating columns 3 respectively drive the plurality of second bevel gears 15 to rotate, and at the same time, under the action of the first bevel gear 14 meshing with the corresponding second bevel gear 15, the plurality of second bevel gears 15 will rotate, and the second bevel gear 15 drives the rotating column 3 to rotate, and under the action of the plurality of rotating columns 3 rotating and rotating, the raw materials in the mixing tank 1 can be evenly mixed;

[0077] When the raw materials are mixed, the valve on the discharge pipe 24 is opened, and then the mixed raw materials in the mixing tank 1 will pass through the discharge pipe 24 into the screening shell 6, and the mixed raw materials will fall to the top of the filter screen 8 above, and at the same time, the motor 2 16 is started, the motor 2 16 is powered on and drives the transmission wheel 1 17 and one of the elliptical cylinders 9 to rotate, the transmission wheel 17 drives the transmission belt 19 to drive, the transmission belt 19 drives the transmission wheel 2 18 to rotate, and the transmission wheel 2 18 drives the other elliptical cylinder 9 to rotate. The rotation of the elliptical cylinder 9 will knock on the bottom of the corresponding filter screen 8, so that one end of the corresponding filter screen 8 rotates up and down, causing the raw materials on the filter screen 8 to shake. It can prevent raw materials from accumulating on the filter screen 8. Raw materials with larger particles will stay on the filter screen 8 located above, and then move to the corresponding protective shell 20, and finally fall into the corresponding collecting box 1 21 for collection. The remaining raw materials will pass through the upper filter screen 8 and fall onto the lower filter screen 8. Raw materials with medium particles will stay on the filter screen 8 located below, and then move to the corresponding protective shell 20, and finally fall into the corresponding collecting box 1 21 for collection. Raw materials with smaller particles will fall into the collecting box 2 22. Finally, personnel can respectively pull out the two collecting boxes 1 21 and 22 to screen the raw materials of three different diameters.

[0078] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A two-dimensional nano-wafer preparation device, characterized in that: include: A mixing tank (1), wherein a sleeve (2) is rotatably mounted in the mixing tank (1), a plurality of power chambers (5) are provided in the sleeve (2), a rotating column (3) is symmetrically rotatably mounted in the power chamber (5), the ends of adjacent rotating columns (3) that are away from each other all penetrate the power chamber (5) and extend into the mixing tank (1), and a plurality of stirring columns (4) are fixedly mounted on the plurality of rotating columns (3) and located in the mixing tank (1); A driving assembly, the driving assembly is located in the mixing tank (1) and is used to drive the sleeve (2) to rotate and the plurality of rotating columns (3) to rotate; A screening shell (6), the screening shell (6) being fixedly mounted at the bottom of the mixing tank (1), two rotating frames (7) being rotatably mounted in sequence from top to bottom in the screening shell (6), a filter screen (8) being fixedly mounted on the rotating frames (7), one end of the two rotating frames (7) being away from each other both passing through the screening shell (6) and extending to the outside, two elliptical cylinders (9) being rotatably mounted in the screening shell (6), the two elliptical cylinders (9) being respectively located below the two rotating frames (7), and the tops of the two elliptical cylinders (9) being respectively in contact with the tops of the two rotating frames (7); A power assembly is located on the screening shell (6) and is used to drive the two elliptical cylinders (9) to rotate.

2. A two-dimensional nano-wafer preparation device according to claim 1, characterized in that: Also includes: A feed pipe (23), the feed pipe (23) is fixedly mounted on the top of the mixing tank (1), a discharge pipe (24) is fixedly mounted on the bottom of the mixing tank (1), and a valve is fixedly mounted on the discharge pipe (24); Two protective shells (20), the two protective shells (20) are respectively fixedly mounted on both sides of the screening shell (6), the two protective shells (20) are respectively located at ends of the two rotating frames (7) that are away from each other, a collecting box 1 (21) is inserted and installed in the protective shells (20) and located below the rotating frames (7), and a collecting box 2 (22) is inserted and installed in the screening shell (6), and the collecting box 2 (22) is located below the two rotating frames (7).

3. A two-dimensional nano-wafer preparation device according to claim 2, characterized in that: The drive assembly comprises: A motor (10), wherein the motor (10) is fixedly mounted on the top of the mixing tank (1), an output shaft of the motor (10) passes through the top of the mixing tank (1) and extends into the mixing tank (1) and is fixedly mounted with a gear (11), a gear (12) is fixedly mounted on the top of the sleeve (2), the gear (12) is located on one side of the gear (11), and the gear (12) is meshed with the gear (11), and the gear (12) is rotationally connected to the mixing tank (1); A rotating column (13) is rotatably mounted in the sleeve (2). The lower end of the rotating column (13) passes through the sleeve (2) and extends into a plurality of power chambers (5). A first bevel gear (14) is fixedly mounted on the rotating column (13) and located in the plurality of power chambers (5). Second bevel gears (15) are meshingly mounted on both sides of the first bevel gear (14) and located in the power chamber (5). The second bevel gears (15) are coaxially connected to the corresponding rotating column (3) respectively.

4. A two-dimensional nano-wafer preparation device according to claim 3, characterized in that: The power assembly comprises: Motor 2 (16), wherein the motor 2 (16) is fixedly mounted on one side of the screening shell (6), and the motor 2 (16) is located on one side of one of the elliptical cylinders (9), and a transmission wheel 1 (17) is fixedly mounted on the output shaft of the motor 2 (16), and one end of the transmission wheel 1 (17) passes through one side of the screening shell (6) and is coaxially connected to one of the elliptical cylinders (9); A second transmission wheel (18) is rotatably mounted on one side of the screening shell (6), and the second transmission wheel (18) is located on one side of another elliptical cylinder (9). One end of the second transmission wheel (18) passes through the screening shell (6) and is coaxially connected to another elliptical cylinder (9). The second transmission wheel (18) is located below the first transmission wheel (17), and a transmission belt (19) is installed between the second transmission wheel (18) and the first transmission wheel (17).

5. The two-dimensional nano-wafer preparation device according to claim 1, characterized in that: The plurality of stirring columns (4) are cross-distributed.

6. The two-dimensional nano-wafer preparation device according to claim 1, characterized in that: The two rotating frames (7) are both arranged in an inclined manner, and the mesh number of the filter screen (8) located at the upper part is smaller than the mesh number of the filter screen (8) located at the lower part.

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