Crushing device for aerogel powder production

Abstract

The utility model discloses a crushing device for aerogel powder production, relates to the technical field of aerogel powder production and crushing, and provides the following scheme that the crushing device comprises a feeding port and a rotating mechanism arranged at the bottom end of the feeding port, and the rotating mechanism comprises a working assembly and a rotating assembly; aerogel blocks are put into the working box through the arrangement of the feeding port, the aerogel blocks are preliminarily minced through the smashing gear, the draught fan blows the crushed materials to the filter screen to filter the crushed materials, the filtered crushed materials pass through a secondary grinding area, a motor arranged in a transmission column drives a large gear to rotate, a first gear meshed with the large gear is driven, and the large gear and the first gear are driven to rotate. The second gear and the first gear rotate synchronously to drive a third gear, a rotating plate is arranged at the bottom end of the second gear to rotate around the third gear, then a motor in a transmission block is combined, a grinding cutter set can be driven to rotate, secondary grinding of crushed materials can be achieved conveniently, finer aerogel powder can be obtained, the quality is guaranteed, meanwhile, the discharging speed is kept, and practicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of aerogel powder production and crushing, in particular to a crushing device for aerogel powder production. Background Art

[0002] Aerogel is the solid with the lowest density in the world. It is made through the sol-gel method and forms silica aerogel particles after drying. It has a solid appearance and most of them are blocky. Therefore, it needs to be crushed and ground into powder before application.

[0003] However, the crushing device for aerogel powder production in the prior art is usually a coarse grinding device such as a roller crusher. However, this coarse grinding device is not fine enough for the preparation requirements of aerogel powder, and only performs a rough grinding once, resulting in poor output quality. Therefore, a crushing device for aerogel powder production is proposed. Utility Model Content

[0004] The utility model aims to provide a crushing device for aerogel powder production, which solves the problem that the crushing device for aerogel powder production in the prior art is usually a coarse grinding device similar to a roller crusher, but this coarse grinding device is not fine enough for the requirements of aerogel powder preparation, and only has a rough primary grinding, resulting in poor output quality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crushing device for aerogel powder production, comprising a feed inlet and a rotating mechanism arranged at the bottom end of the feed inlet, wherein the rotating mechanism comprises a working component and a rotating component;

[0006] The working assembly includes a working box, a fan, a filter, a connecting column, a transmission column and a large gear. The bottom end of the feed port is fixedly connected to the working box, the side wall of the working box is fixedly connected to the fan, the inside of the working box is fixedly connected to the filter, the inner wall of the working box is fixedly connected to the connecting column, the outside of the connecting column is provided with a transmission column, and the bottom end of the transmission column is rotatably connected to the large gear;

[0007] The rotating assembly includes a first gear, a connecting shaft, a supporting plate, a second gear, a third gear, a rotating plate, a transmission block, a rotating column and a grinding knife group, one end of the large gear is meshed with the first gear, the bottom end of the first gear is rotatably connected to the connecting shaft, the bottom end of the connecting shaft is provided with a supporting plate, the bottom end of the supporting plate is rotatably connected to the second gear, one end of the second gear is meshed with the third gear, the bottom end of the third gear is rotatably connected to the rotating plate, the top end of the rotating plate is provided with a transmission block, one end of the transmission block is rotatably connected to the rotating column, and the outer wall of the rotating column is provided with a grinding knife group;

[0008] Preferably, one end of the feed port is rotatably connected to an expansion screw, the top of the expansion screw is fixedly connected to a positioning plate, a connecting screw is provided inside the positioning plate, one end of the positioning plate is provided with a conveying pipe, one end of the conveying pipe is provided with a collecting bucket, the side wall of the feed port is provided with a motor, the inner wall of the feed port is rotatably connected to a crushing gear, one end of the working box is provided with a sliding door, and the outer wall of the working box is provided with a visual window.

[0009] Preferably, the feed port is funnel-shaped, the filter screen has filter holes evenly distributed on its surface, and an annular air outlet groove is evenly provided on the surface of one end of the fan.

[0010] Preferably, the rotating column forms a rotating structure through the second gear, the third gear and the rotating plate and the support plate, and three groups of rotating columns are provided. The positional relationship of the three groups of rotating columns is symmetrical with respect to the support plate, and the outer shape of the grinding knife group is cross-shaped.

[0011] Preferably, the central axis of the transmission column coincides with the central axis of the support plate, the large gear meshes with the first gear, the second gear meshes with the third gear, and the support plate has a branched shape.

[0012] Preferably, two groups of positioning plates are provided, and the positional relationship of the two groups of positioning plates is symmetrical with respect to the conveying pipe. The conveying pipe forms a fixed structure with the working box through expansion screws, positioning plates and connecting screws.

[0013] Preferably, two groups of the crushing gears are provided, and the positions of the two groups of the crushing gears are symmetrical with respect to the feed inlet. The visual window is annular in shape and is made of transparent material.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. By setting the feeding port, the aerogel block is put into the working box. The crushing gear will initially grind the aerogel, and then the fan will blow the crushed material to the filter screen. The surface of the filter screen is evenly provided with filter holes to filter the crushed material. The filtered crushed material will pass through the secondary grinding area, and the large gear driven by the built-in motor of the transmission column will rotate, driving the three groups of first gears meshing with it. The bottom ends of the three groups of first gears are connected to the three groups of second gears by the connecting shaft, and then rotate synchronously, driving the three groups of third gears meshing with it. The bottom end of the third gear is connected to a rotating plate, and a rotating column is provided at the other end of the rotating plate. When the gear rotates, the rotating plate rotates around the third gear, and then combined with the internal motor of the transmission block to drive the grinding knife group to rotate, it is convenient to realize the secondary grinding of the crushed material, and can obtain finer aerogel powder, ensure the quality while maintaining the discharge speed, and is more practical.

[0016] 2. By setting two groups of positioning plates, one of which is provided with expansion screws at the bottom, rotate the positioning plate, insert the expansion screws into one end of the working box for fixing, embed the conveying pipe into the relative groove of the positioning plate, and tighten the two groups of connecting screws to complete the fixation of the conveying pipe. After the filtration and secondary grinding are completed, the fan blows the aerogel powder to the circular discharge port on the side wall of the working box, and then it can enter the collection barrel through the transmission pipe for storage and standby. The conveying pipe can be installed and disassembled according to actual needs, which is convenient for replacing conveying pipes of different sizes. The operation is simple and effective. At the same time, a sliding door is set to facilitate the subsequent maintenance of the internal mechanism, and a visual window is set to facilitate real-time observation of the internal operation of the crushing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall first-view of a crushing device for producing aerogel powder proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of a partial cutaway view of a crushing device for producing aerogel powder proposed in the utility model;

[0019] Figure 3 This is a schematic cross-sectional view of a working box of a crushing device for producing aerogel powder proposed in the utility model;

[0020] Figure 4 This is a schematic diagram of a support plate and a grinding knife assembly of a crushing device for aerogel powder production proposed by the utility model;

[0021] Figure 5 This is a schematic diagram of an expansion screw and a conveying pipe of a crushing device for aerogel powder production proposed by the utility model.

[0022] In the figure: 1. feeding port; 2. working box; 3. fan; 4. filter; 5. connecting column; 6. transmission column; 7. large gear; 8. first gear; 9. connecting shaft; 10. supporting plate; 11. second gear; 12. third gear; 13. rotating plate; 14. transmission block; 15. rotating column; 16. grinding knife set; 17. expansion screw; 18. positioning plate; 19. connecting screw; 20. conveying pipe; 21. collecting bucket; 22. motor; 23. crushing gear; 24. sliding door; 25. viewing window. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1

[0025] like Figure 1-5 As shown, it includes a feed inlet 1 and a rotating mechanism arranged at the bottom end of the feed inlet 1, and the rotating mechanism includes a working component and a rotating component;

[0026] The working assembly includes a working box 2, a fan 3, a filter screen 4, a connecting column 5, a transmission column 6 and a large gear 7. The bottom end of the feed port 1 is fixedly connected to the working box 2, the side wall of the working box 2 is fixedly connected to the fan 3, the inside of the working box 2 is fixedly connected to the filter screen 4, the inner wall of the working box 2 is fixedly connected to the connecting column 5, the outside of the connecting column 5 is provided with a transmission column 6, and the bottom end of the transmission column 6 is rotatably connected to the large gear 7;

[0027] The rotating assembly includes a first gear 8, a connecting shaft 9, a support plate 10, a second gear 11, a third gear 12, a rotating plate 13, a transmission block 14, a rotating column 15 and a grinding knife group 16. One end of the large gear 7 is meshed with the first gear 8, the bottom end of the first gear 8 is rotatably connected to the connecting shaft 9, the bottom end of the connecting shaft 9 is provided with a support plate 10, the bottom end of the support plate 10 is rotatably connected to the second gear 11, one end of the second gear 11 is meshed with the third gear 12, the bottom end of the third gear 12 is rotatably connected to the rotating plate 13, the top end of the rotating plate 13 is provided with a transmission block 14, one end of the transmission block 14 is rotatably connected to the rotating column 15, and the outer wall of the rotating column 15 is provided with a grinding knife group 16;

[0028] Among them, Figure 3 As shown, the feed port 1 is funnel-shaped, the filter screen 4 has filter holes evenly distributed on its surface, and an annular air outlet groove is evenly provided on the surface of one end of the fan 3. The filter screen 3 is provided to facilitate filtering of the initially crushed aerogel blocks, and the obtained powder is finer and of higher quality.

[0029] Among them, Figure 4 As shown, the rotating column 15 forms a rotating structure with the support plate 10 through the second gear 11, the third gear 12 and the rotating plate 13. There are three groups of rotating columns 15. The positional relationship of the three groups of rotating columns 15 is symmetrical with respect to the support plate 10. The appearance of the grinding knife group 16 is cross-shaped. By setting the rotating structure, it is beneficial to use the grinding knife group 16 to automatically complete the secondary grinding of the crushed material, and the finished product is more delicate, and the discharge speed is guaranteed, and the production efficiency is high.

[0030] Among them, Figure 4 As shown, the central axis of the transmission column 6 coincides with the central axis of the support plate 10, the large gear 7 meshes with the first gear 8, the second gear 11 meshes with the third gear 12, and the support plate 10 has a branched shape. By setting up multiple sets of gears that mesh correspondingly and rotate in a cycle, grinding is more efficient.

[0031] Example 2

[0032] like Figure 1 , Figure 2 and Figure 5 As shown, one end of the feed port 1 is rotatably connected to an expansion screw 17, the top of the expansion screw 17 is fixedly connected to a positioning plate 18, a connecting screw 19 is arranged inside the positioning plate 18, a conveying pipe 20 is arranged at one end of the positioning plate 18, a collecting bucket 21 is arranged at one end of the conveying pipe 20, a motor 22 is arranged on the side wall of the feed port 1, a crushing gear 23 is rotatably connected to the inner wall of the feed port 1, a sliding door 24 is arranged at one end of the working box 2, and a visual window 25 is arranged on the outer wall of the working box 2.

[0033] Among them, Figure 5 As shown, two groups of positioning plates 18 are provided, and the positional relationship of the two groups of positioning plates 18 is symmetrical with respect to the conveying pipe 20. The conveying pipe 20 forms a fixed structure with the working box 2 through the expansion screws 17, the positioning plates 18 and the connecting screws 19. By setting the fixed structure, it is beneficial to fix the position of the conveying pipe 20, and it is convenient to complete the installation and disassembly according to actual needs, and the operation is simple and convenient.

[0034] Among them, Figure 2 As shown, two groups of crushing gears 23 are provided, and the positional relationship of the two groups of crushing gears 23 is symmetrical with respect to the feed port 1. The visual window 25 is annular in shape and is made of transparent material. The aerogel blocks can be initially crushed by setting the crushing gears 23. The visual window 25 is convenient for the staff to observe the internal operating status of the device in real time, make timely adjustments, and avoid direct exposure of the device to the outside, thereby increasing the service life of the device.

[0035] During use: First, during use, the aerogel block enters the working box 2 through the feed port 1, and the crushing gear 23 will preliminarily grind the aerogel, and then the fan 3 will blow the crushed material to the filter screen 4, whose surface is evenly provided with filter holes to filter the crushed material. The filtered crushed material will pass through the secondary grinding area, and the large gear 7 driven by the built-in motor of the transmission column 6 will rotate, driving the three groups of first gears 8 meshing therewith, and the bottom ends of the three groups of first gears 8 are connected to the three groups of second gears 11 by the connecting shaft 9, and rotate synchronously therewith, driving the three groups of third gears 12 meshing therewith, and the bottom end of the third gear 12 is connected to a rotating plate 13, and the other end of the rotating plate 13 is provided with a rotating column 15. When the gear rotates, the rotating plate 13 rotates around the third gear 12, and then combined with the internal motor of the transmission block 14 to drive the grinding knife group 16 to rotate, it is convenient to realize the secondary grinding of the crushed material, and can obtain finer aerogel powder, ensure the quality while maintaining the discharge speed, and is more practical.

[0036] Finally, by setting two groups of positioning plates 18, one group of which is provided with expansion screws 17 at the bottom, the positioning plate 18 is rotated, the expansion screws 17 are inserted into one end of the working box 2 for fixing, the conveying pipe 20 is embedded in the groove at one end of the positioning plate 18, and the conveying pipe 20 is fixed by tightening the two groups of connecting screws 19. After the filtration and secondary grinding are completed, the fan 3 blows the aerogel powder to the circular discharge port on the side wall of the working box 2, and then the aerogel powder can enter the collection barrel 21 through the transmission pipe 20 for storage and standby. The conveying pipe 20 can be installed and disassembled according to actual needs, which is convenient for replacing conveying pipes 20 of different sizes. The operation is simple and effective. At the same time, a sliding door 24 is provided to facilitate the subsequent maintenance of the internal mechanism, and a visual window 25 is provided to facilitate real-time observation of the internal operation of the crushing device.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants 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.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A crushing device for producing aerogel powder, comprising a feed inlet (1) and a rotating mechanism arranged at the bottom end of the feed inlet (1), characterized in that: The rotating mechanism comprises a working component and a rotating component; The working assembly comprises a working box (2), a fan (3), a filter screen (4), a connecting column (5), a transmission column (6) and a large gear (7); the bottom end of the feed port (1) is fixedly connected to the working box (2); the side wall of the working box (2) is fixedly connected to the fan (3); the inside of the working box (2) is fixedly connected to the filter screen (4); the inner wall of the working box (2) is fixedly connected to the connecting column (5); the outside of the connecting column (5) is provided with a transmission column (6); the bottom end of the transmission column (6) is rotatably connected to the large gear (7); The rotating assembly comprises a first gear (8), a connecting shaft (9), a supporting plate (10), a second gear (11), a third gear (12), a rotating plate (13), a transmission block (14), a rotating column (15) and a grinding knife group (16); one end of the large gear (7) is meshed with the first gear (8); the bottom end of the first gear (8) is rotatably connected to the connecting shaft (9); the bottom end of the connecting shaft (9) is provided with a supporting plate (10); the bottom end of the supporting plate (10) is rotatably connected to the second gear (11); one end of the second gear (11) is meshed with the third gear (12); the bottom end of the third gear (12) is rotatably connected to the rotating plate (13); the top end of the rotating plate (13) is provided with a transmission block (14); one end of the transmission block (14) is rotatably connected to the rotating column (15); the outer wall of the rotating column (15) is provided with a grinding knife group (16).

2. The aerogel powder production crushing device according to claim 1, characterized in that: One end of the feed port (1) is rotatably connected to an expansion screw (17), the top end of the expansion screw (17) is fixedly connected to a positioning plate (18), a connecting screw (19) is provided inside the positioning plate (18), one end of the positioning plate (18) is provided with a conveying pipe (20), one end of the conveying pipe (20) is provided with a collecting bucket (21), a side wall of the feed port (1) is provided with a motor (22), the inner wall of the feed port (1) is rotatably connected to a crushing gear (23), one end of the working box (2) is provided with a sliding door (24), and the outer wall of the working box (2) is provided with a visual window (25).

3. The aerogel powder production crushing device according to claim 1, characterized in that: The inlet (1) is funnel-shaped in appearance, the filter screen (4) has filter holes evenly distributed on its surface, and an annular air outlet groove is evenly provided on the surface of one end of the fan (3).

4. The crushing device for producing aerogel powder according to claim 1, characterized in that: The rotating column (15) forms a rotating structure with the support plate (10) through the second gear (11), the third gear (12) and the rotating plate (13). The rotating column (15) is provided with three groups. The positional relationship of the three groups of rotating columns (15) is symmetrical with respect to the support plate (10). The grinding knife group (16) has a cross shape.

5. The aerogel powder production crushing device according to claim 1, characterized in that: The central axis of the transmission column (6) coincides with the central axis of the support plate (10), the large gear (7) meshes with the first gear (8), the second gear (11) meshes with the third gear (12), and the support plate (10) has a branched shape.

6. The aerogel powder production crushing device according to claim 2, characterized in that: Two groups of positioning plates (18) are provided, and the positional relationship of the two groups of positioning plates (18) is symmetrical with respect to the transmission pipe (20). The transmission pipe (20) is fixed to the working box (2) through expansion screws (17), positioning plates (18) and connecting screws (19).

7. The crushing device for producing aerogel powder according to claim 2, characterized in that: The crushing gears (23) are provided in two groups, and the positional relationship of the two groups of crushing gears (23) is symmetrical with respect to the feed inlet (1). The visual window (25) is annular in shape and is made of transparent material.

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