Building mortar proportioning device with grinding function

Abstract

The utility model discloses a building mortar proportioning device with a grinding function, and relates to the technical field of building mortar, the building mortar proportioning device comprises a barrel body, the bottom of the barrel body is fixedly connected with a discharge port, large-particle materials can be intercepted by arranging a filter plate, and the situation that the quality of finished products is affected due to incomplete grinding of the materials is avoided; and the rotationally arranged grinding roller is matched with the filter plate, so that the materials can be ground and crushed into particles with proper sizes, and the particles fall into the lower part through the filter plate.

Description

Technical Field

[0001] The utility model relates to the technical field of building mortar, in particular to a building mortar proportioning device with a grinding function. Background Art

[0002] Cement mortar is made of cement, fine aggregate and water, that is, cement + sand + water, and is prepared according to needs. Cement mixed mortar is made of cement, fine aggregate, lime and water. The two are different concepts, with different names and uses. The mortar used in the construction process is generally mixed and stirred on site according to the proportion for the convenience of construction.

[0003] For example, the Chinese patent publication number is CN113561331A, and the technical solution disclosed in the patent document is as follows: a construction mortar proportioning device with a grinding function, including a base, both sides of the top of the base are fixedly connected with support columns, and the top of the support columns is fixedly connected with a processing tank, and a liquid infusion pipeline is opened on one side of the top of the processing tank, a sand conveying pipeline is opened in the middle position of the top of the processing tank, and a slurry conveying pipeline is opened on the other side of the top of the processing tank, and a proportioning mechanism is arranged between the liquid infusion pipeline, the sand conveying pipeline and the inside of the slurry conveying pipeline. When water is poured into the liquid infusion pipeline, the fan blade drives the shaft to rotate to realize the flipping of the baffle plate, so that the sand and gravel in the sand conveying pipeline are poured into the sand conveying pipeline by itself, so that the spiral blades rotate synchronously, so that the spiral blades scrape the mud in the slurry conveying pipeline to the slurry outlet and pour it into the processing tank. When the water supply stops, the baffle plate is reset by the torsion spring to block the sand conveying pipeline, and the spiral blades stop scraping the mud in the slurry conveying pipeline, and the potential energy brought by the pouring of water is used to realize or stop the material supply proportioning in each pipeline.

[0004] The existing technology has the following problems:

[0005] In this scheme, grinding teeth, sand inlet and sand outlet are provided so that the sand and gravel falling into the grinding box are crushed and then fall to the bottom of the grinding plate from the sand inlet, and the sand and gravel are fully ground by the grinding teeth at the bottom of the grinding plate and the bottom of the grinding box. However, in actual grinding, the size of the ground particles cannot be limited, and the particle size of the material produced by grinding is uneven, so that when the materials are subsequently mixed, the quality of the mixed mortar is not high due to the uneven particles. Utility Model Content

[0006] The utility model provides a building mortar proportioning device with a grinding function to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the technical solution adopted by the utility model is: a construction mortar proportioning device with a grinding function, comprising a barrel body, a discharge port is fixedly connected to the bottom of the barrel body, a sealing cover is threadedly connected to the discharge port, and a guide groove is opened at the bottom of the inner wall of the barrel body;

[0008] A mixing mechanism is arranged inside the barrel body, and support legs are fixedly connected to the four corners of the bottom of the barrel body respectively;

[0009] The mixing mechanism includes a first step, which is opened at a position close to the top of the inner wall of the barrel body, a filter plate is fixedly connected to the top of the first step, and a grinding roller is rotatably connected to the inner wall of the barrel body above the filter plate, and the bottom of the grinding roller is in contact with the top of the filter plate.

[0010] The above technical solution is adopted, which can intercept materials with larger particles by setting up a filter plate, so as to avoid incomplete grinding of the materials and affect the quality of the finished product. The grinding roller can be rotated in conjunction with the filter plate to crush the materials into particles of appropriate size and fall below through the filter plate.

[0011] A further improvement of the technical solution of the utility model is that: the bottom of the grinding roller is fixedly connected with a spiral grinding pattern.

[0012] The above technical solution is adopted, which provides spiral grinding patterns so that the grinding roller can crush the material more thoroughly during grinding, and the material can be dispersed and spread flat on the top of the filter plate to avoid the material piling up in one place and affecting the filtering efficiency.

[0013] A further improvement of the technical solution of the utility model is that: the mixing mechanism also includes a mounting frame, the mounting frame is fixedly connected to the top of the barrel body, the top of the mounting frame is fixedly connected to a direct drive motor, the output end of the direct drive motor is fixedly connected to a rotating rod through a coupling, the rotating rod passes through the mounting frame and extends to the inside of the discharge port, the outer wall of the rotating rod is fixedly connected to a U-shaped connecting rod at a position below the mounting frame, and the U-shaped connecting rod is fixedly connected to both sides of the top of the grinding roller.

[0014] The above technical solution is adopted, which provides power by setting a direct drive motor to drive the rotating rod to rotate, and conveniently drives the grinding roller to rotate for grinding through a U-shaped connecting rod.

[0015] A further improvement of the technical solution of the utility model is that: a conical groove is provided on the top of the grinding roller, and a feeding port is provided on the bottom of the conical groove.

[0016] The above technical solution is adopted, which provides a feeding port at the bottom of the conical groove to facilitate adding materials while the grinding roller is rotating and grinding.

[0017] A further improvement of the technical solution of the utility model is that a second step is provided on the inner wall of the conical groove near the top of the grinding roller, the inner wall of the second step is slidably connected with an annular baffle, the front and rear sides of the outer wall of the annular baffle are respectively fixedly connected with fixing rods, and the two ends of the fixing rods are respectively fixedly connected to the two sides of the mounting frame.

[0018] The above technical solution is adopted, which facilitates the limiting of the conical groove by setting an annular baffle, thereby avoiding waste caused by material overflowing the conical groove.

[0019] A further improvement of the technical solution of the utility model is that a first spiral push plate is fixedly connected to the outer wall of the rotating rod at a position inside the annular baffle.

[0020] The above technical solution is adopted, which provides a first spiral push plate, and the rotating rod rotates while driving the first spiral push plate to push the material to move to the lower discharge port for grinding to improve efficiency.

[0021] A further improvement of the technical solution of the utility model is that a stirring assembly is provided on the outer wall of the rotating rod below the filter plate, and the stirring assembly includes two connecting rods, which are respectively fixedly connected to the outer wall of the rotating rod at both sides below the filter plate, and a barrel wall scraper is fixedly connected to the bottom of one end of the two connecting rods near the inner wall of the barrel body, and the barrel wall scraper is in contact with the inner wall of the barrel body.

[0022] The above technical solution is adopted, which provides a barrel wall scraper, and drives the barrel wall scraper to rotate while the rotating rod rotates, so as to scrape off the materials adhered to the inner wall of the barrel body to avoid sufficient mixing.

[0023] A further improvement of the technical solution of the utility model is that the stirring assembly further comprises two rows of stirring rods, and the two rows of stirring rods are respectively fixedly connected to one side of the barrel wall scraper close to the rotating rod.

[0024] The above technical solution is adopted, which provides a stirring rod, and the stirring rod is driven to rotate while the barrel wall scraper rotates, and the materials inside the barrel body are mixed by the rotation of the stirring rod.

[0025] A further improvement of the technical solution of the utility model is that the bottoms of the two barrel wall scrapers are respectively fixedly connected with conical scrapers, and the conical scrapers are in contact with the inner wall of the guide groove at the bottom of the inner wall of the barrel body.

[0026] The above technical solution is adopted, which provides a conical scraper. The barrel wall scraper rotates and drives the conical scraper to rotate at the same time to facilitate scraping of materials on the inner wall of the guide groove, so as to avoid waste caused by residual materials in the guide groove.

[0027] A further improvement of the technical solution of the utility model is that the stirring assembly also includes a second spiral push plate, which is fixedly sleeved on the outer wall of the rotating rod at a position inside the discharge port, and the second spiral push plate contacts the inner wall of the discharge port.

[0028] The above technical solution is adopted, which provides a second spiral push plate, and drives the second spiral push plate to rotate while the rotating rod rotates, so as to facilitate the discharge of materials in the discharge port.

[0029] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0030] 1. The utility model provides a construction mortar proportioning device with a grinding function. By setting a filter plate, materials with larger particles can be intercepted to avoid incomplete grinding of materials and affect the quality of finished products. By rotating the grinding roller and cooperating with the filter plate, the material can be crushed and pulverized into particles of appropriate size and fall below through the filter plate.

[0031] 2. The utility model provides a construction mortar proportioning device with a grinding function. By arranging spiral grinding patterns, the grinding roller can crush materials more thoroughly during grinding, and the materials can be dispersed and spread on the top of the filter plate to avoid material accumulation in one place and affect the filtering efficiency. A direct-drive motor is provided to provide power to drive the rotating rod to rotate, and the grinding roller is conveniently driven to rotate for grinding through a U-shaped connecting rod. A feed port is provided at the bottom of the conical groove to facilitate adding materials while the grinding roller rotates and grinds. An annular baffle is provided to facilitate limiting the conical groove to avoid waste caused by overflowing the conical groove. A first spiral push plate is provided, and the rotating rod rotates while driving the first spiral push plate to push the material to the lower feed port for grinding to improve efficiency.

[0032] 3. The utility model provides a construction mortar proportioning device with a grinding function, by arranging a barrel wall scraper, the barrel wall scraper is driven to rotate by the rotation of the rotating rod, so as to scrape off the materials adhering to the inner wall of the barrel body to avoid incomplete mixing, by arranging a stirring rod, the barrel wall scraper is driven to rotate by the rotation of the stirring rod, and the materials inside the barrel body are mixed by the rotation of the stirring rod, by arranging a conical scraper, the barrel wall scraper is driven to rotate by the rotation of the conical scraper to facilitate the scraping of materials on the inner wall of the guide groove to avoid waste caused by residual materials in the guide groove, and by arranging a second spiral push plate, the second spiral push plate is driven to rotate by the rotation of the rotating rod to facilitate the discharge of materials in the discharge port. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 This is a front view of a construction mortar proportioning device with a grinding function according to the utility model;

[0034] Figure 2 This is a bottom view of a construction mortar proportioning device with a grinding function according to the utility model;

[0035] Figure 3 This is a front cross-sectional view of a construction mortar proportioning device with a grinding function according to the utility model;

[0036] Figure 4 This is a schematic structural diagram of a filter plate of a building mortar proportioning device with a grinding function according to the utility model;

[0037] Figure 5 This is a schematic structural diagram of a grinding roller of a building mortar proportioning device with a grinding function according to the utility model;

[0038] Figure 6 It is a cross-sectional top view of a construction mortar proportioning device with a grinding function according to the utility model;

[0039] Figure 7 The utility model is a connection relationship diagram of a rotating rod and various components of a building mortar proportioning device with a grinding function.

[0040] In the figure: 1. barrel body; 11. discharge port; 12. guide groove; 13. sealing cover; 2. mixing mechanism; 20. filter plate; 21. mounting frame; 22. direct drive motor; 23. rotating rod; 24. first step; 25. grinding roller; 251. conical groove; 252. discharge port; 253. second step; 254. annular baffle; 255. fixing rod; 256. spiral grinding pattern; 26. U-shaped connecting rod; 27. first spiral push plate; 28. stirring assembly; 281. connecting rod; 282. barrel wall scraper; 283. stirring rod; 284. conical scraper; 285. second spiral push plate; 3. supporting leg. DETAILED DESCRIPTION

[0041] Example 1

[0042] like Figure 1 , 2As shown in Figures 3, 4 and 5, the utility model provides a construction mortar proportioning device with a grinding function, comprising a barrel body 1, a discharge port 11 is fixedly connected to the bottom of the barrel body 1, a sealing cover 13 is threadedly connected to the discharge port 11, a guide groove 12 is provided at the bottom of the inner wall of the barrel body 1, a mixing mechanism 2 is arranged inside the barrel body 1, and supporting legs 3 are fixedly connected to the four corners of the bottom of the barrel body 1 respectively, the mixing mechanism 2 comprises a first step 24, the first step 24 is arranged at a position close to the top of the inner wall of the barrel body 1, a filter plate 20 is fixedly connected to the top of the first step 24, a grinding roller 25 is rotatably connected to the position of the inner wall of the barrel body 1 above the filter plate 20, and the bottom of the grinding roller 25 contacts the top of the filter plate 20. The scheme can intercept materials with larger particles by setting the filter plate 20 to avoid incomplete grinding of the materials and affecting the quality of the finished products, and the materials can be crushed and pulverized by rotating the grinding roller 25 in cooperation with the filter plate 20 so that the materials become particles of appropriate sizes and fall through the filter plate 20 to fall below.

[0043] In this embodiment, by setting up the filter plate 20, materials with larger particles can be intercepted to avoid incomplete grinding of the materials, which affects the quality of the finished product. By rotating the grinding roller 25 in conjunction with the filter plate 20, the materials can be crushed and pulverized into particles of appropriate size that pass through the filter plate 20 and fall below.

[0044] Example 2

[0045] like Figure 1 , 3As shown in Figures 5 and 6, on the basis of Example 1, the utility model provides a technical solution: preferably, the bottom of the grinding roller 25 is fixedly connected with a spiral grinding pattern 256. This solution allows the grinding roller 25 to crush the material more thoroughly during grinding by setting the spiral grinding pattern 256, and the material is dispersed and spread on the top of the filter plate 20 to avoid the material piling up in one place and affecting the filtering efficiency. The mixing mechanism 2 also includes a mounting frame 21, which is fixedly connected to the top of the barrel body 1, and the top of the mounting frame 21 is fixedly connected with a direct drive motor 22. The output end of the direct drive motor 22 is fixedly connected with a rotating rod 23 through a coupling. The rotating rod 23 passes through the mounting frame 21 and extends to the inside of the discharge port 11. The outer wall of the rotating rod 23 is fixedly connected with a U-shaped connecting rod 26 at a position below the mounting frame 21. The U-shaped connecting rod 26 is fixedly connected to both sides of the top of the grinding roller 25. This solution provides power to drive the rotating rod 23 to rotate through the U-shaped connecting rod 26 to conveniently drive the grinding roller 25 to rotate for grinding. A conical groove 251 is provided at the top of the grinding roller 25, and a material discharge port 252 is provided at the bottom of the conical groove 251. The scheme provides the material discharge port 252 at the bottom of the conical groove 251 to facilitate the addition of materials while the grinding roller 25 is rotating and grinding. A second step 253 is provided at a position close to the top of the grinding roller 25 on the inner wall of the conical groove 251. An annular baffle 254 is slidably connected to the inner wall of the second step 253. The front and rear of the outer wall of the annular baffle 254 are fixedly connected to fixing rods 255, and the fixing rods 255 are fixedly connected to the inner wall of the conical groove 251. The two ends of the rod 255 are fixedly connected to the two sides of the mounting frame 21 respectively. This scheme facilitates the limiting of the conical groove 251 by setting an annular baffle 254 to avoid waste caused by material overflowing the conical groove 251. The outer wall of the rotating rod 23 is located inside the annular baffle 254 and is fixedly connected with a first spiral push plate 27. This scheme sets the first spiral push plate 27, and while the rotating rod 23 rotates, it drives the first spiral push plate 27 to push the material to the lower discharge port 252 for grinding to improve efficiency.

[0046] In this embodiment, by providing spiral grinding patterns 256, the grinding roller 25 can crush the material more thoroughly during grinding, and the material can be dispersed and spread on the top of the filter plate 20 to avoid material accumulation in one place and affecting the filtering efficiency. By providing a direct drive motor 22 to provide power to drive the rotating rod 23 to rotate, the U-shaped connecting rod 26 is used to conveniently drive the grinding roller 25 to rotate for grinding. By providing a discharge port 252 at the bottom of the conical groove 251, it is convenient to add material while the grinding roller 25 rotates and grinds. By providing an annular baffle 254, it is convenient to limit the conical groove 251 to avoid material overflowing from the conical groove 251 and causing waste. By providing a first spiral push plate 27, the rotating rod 23 rotates while driving the first spiral push plate 27 to push the material to the discharge port 252 below for grinding to improve efficiency.

[0047] Example 3

[0048] like Figure 1 , 3 As shown in , 7, on the basis of Example 1, the utility model provides a technical solution: preferably, a stirring assembly 28 is provided at a position where the outer wall of the rotating rod 23 is below the filter plate 20, and the stirring assembly 28 includes two connecting rods 281, and the two connecting rods 281 are respectively fixedly connected to the outer wall of the rotating rod 23 at the positions on both sides below the filter plate 20, and the bottom of the two connecting rods 281 near one end of the inner wall of the barrel body 1 is fixedly connected with a barrel wall scraper 282, and the barrel wall scraper 282 is in contact with the inner wall of the barrel body 1. The barrel wall scraper 282 is provided to rotate while the rotating rod 23 is rotated, so as to scrape off the material adhered to the inner wall of the barrel body 1 to avoid sufficient mixing. The stirring assembly 28 also includes two rows of stirring rods 283, and the two rows of stirring rods 283 are respectively fixedly connected to the barrel wall scraper 282 on one side close to the rotating rod 23. The stirring rod 283 is provided to rotate while the barrel wall scraper 282 is rotated. The stirring rod 283 is driven to rotate, and the material inside the barrel body 1 is mixed by the rotation of the stirring rod 283. The bottoms of the two barrel wall scrapers 282 are respectively fixedly connected with conical scrapers 284, and the conical scrapers 284 are in contact with the inner wall of the guide groove 12 at the bottom of the inner wall of the barrel body 1. The scheme sets the conical scraper 284, and drives the conical scraper 284 to rotate while the barrel wall scraper 282 rotates to facilitate scraping the material on the inner wall of the guide groove 12, so as to avoid waste caused by residual material in the guide groove 12. The stirring assembly 28 also includes a second spiral push plate 285, which is fixedly sleeved on the outer wall of the rotating rod 23 at a position inside the discharge port 11, and the second spiral push plate 285 is in contact with the inner wall of the discharge port 11. The scheme sets the second spiral push plate 285, and drives the second spiral push plate 285 to rotate while the rotating rod 23 rotates, so as to facilitate the discharge of the material in the discharge port 11.

[0049] In this embodiment, by setting a barrel wall scraper 282, the barrel wall scraper 282 is driven to rotate while the rotating rod 23 rotates, so as to scrape off the material adhering to the inner wall of the barrel body 1 to avoid sufficient mixing. By setting a stirring rod 283, the barrel wall scraper 282 is driven to rotate while the stirring rod 283 is driven to rotate, and the material inside the barrel body 1 is mixed by the rotation of the stirring rod 283. By setting a conical scraper 284, the barrel wall scraper 282 is driven to rotate while the conical scraper 284 is driven to rotate to facilitate the scraping of the material on the inner wall of the guide groove 12, so as to avoid waste caused by residual material in the guide groove 12. By setting a second spiral push plate 285, the second spiral push plate 285 is driven to rotate while the rotating rod 23 rotates, so as to facilitate the discharge of material in the discharge port 11.

[0050] The following is a detailed description of the working principle of a construction mortar proportioning device with a grinding function.

[0051] like Figure 1-7 As shown, by setting the filter plate 20, the material with larger particles can be intercepted to avoid incomplete grinding of the material and affect the quality of the finished product. By rotating the grinding roller 25 and cooperating with the filter plate 20, the material can be crushed and pulverized so that it becomes particles of appropriate size and falls below through the filter plate 20. By setting the spiral grinding pattern 256, the grinding roller 25 can crush the material more thoroughly when grinding, and the material can be dispersed and spread on the top of the filter plate 20 to avoid the material piling up in one place and affecting the filtering efficiency. By setting the direct drive motor 22 to provide power to drive the rotating rod 23 to rotate, the U-shaped connecting rod 26 is convenient for driving the grinding roller 25 to rotate for grinding. By setting the discharge port 252 at the bottom of the conical groove 251, it is convenient to add material while the grinding roller 25 is rotating and grinding. By setting the annular baffle 254, it is convenient to limit the conical groove 251 to avoid the material overflowing from the conical groove 251 and causing waste. A first spiral push plate 27 is provided, and the rotating rod 23 rotates while driving the first spiral push plate 27 to push the material to move toward the lower discharge port 252 for grinding to improve efficiency. A barrel wall scraper 282 is provided, and the barrel wall scraper 282 is driven to rotate while the rotating rod 23 rotates to scrape off the material adhering to the inner wall of the barrel body 1 to avoid sufficient mixing. A stirring rod 283 is provided, and the stirring rod 283 is driven to rotate while the barrel wall scraper 282 rotates, and the material inside the barrel body 1 is mixed by the rotation of the stirring rod 283. A conical scraper 284 is provided, and the barrel wall scraper 282 rotates while the conical scraper 284 rotates to facilitate the scraping of the material on the inner wall of the guide groove 12 to avoid waste caused by residual material in the guide groove 12. A second spiral push plate 285 is provided, and the second spiral push plate 285 is driven to rotate while the rotating rod 23 rotates to facilitate the discharge of the material in the discharge port 11.

Claims

1. A construction mortar proportioning device with a grinding function, comprising a barrel (1), characterized in that: The bottom of the barrel body (1) is fixedly connected with a discharge port (11), the discharge port (11) is threadedly connected with a sealing cover (13), and the bottom of the inner wall of the barrel body (1) is provided with a guide groove (12); A mixing mechanism (2) is arranged inside the barrel body (1), and support legs (3) are respectively fixedly connected to the four corners of the bottom of the barrel body (1); The mixing mechanism (2) comprises a first step (24), the first step (24) being arranged at a position close to the top of the inner wall of the barrel body (1), the top of the first step (24) being fixedly connected to a filter plate (20), and a grinding roller (25) being rotatably connected to the inner wall of the barrel body (1) above the filter plate (20), the bottom of the grinding roller (25) being in contact with the top of the filter plate (20).

2. A construction mortar proportioning device with grinding function according to claim 1, characterized in that: The bottom of the grinding roller (25) is fixedly connected with a spiral grinding pattern (256).

3. A construction mortar proportioning device with grinding function according to claim 1, characterized in that: The mixing mechanism (2) further comprises a mounting frame (21), wherein the mounting frame (21) is fixedly connected to the top of the barrel body (1), and a direct drive motor (22) is fixedly connected to the top of the mounting frame (21), and an output end of the direct drive motor (22) is fixedly connected to a rotating rod (23) via a coupling, and the rotating rod (23) passes through the mounting frame (21) and extends to the inside of the discharge port (11), and a U-shaped connecting rod (26) is fixedly connected to the outer wall of the rotating rod (23) at a position below the mounting frame (21), and the U-shaped connecting rod (26) is fixedly connected to both sides of the top of the grinding roller (25).

4. A construction mortar proportioning device with grinding function according to claim 3, characterized in that: The top of the grinding roller (25) is provided with a conical groove (251), and the bottom of the conical groove (251) is provided with a discharge port (252).

5. A construction mortar proportioning device with grinding function according to claim 4, characterized in that: A second step (253) is provided on the inner wall of the conical groove (251) near the top of the grinding roller (25); an annular baffle (254) is slidably connected to the inner wall of the second step (253); a fixing rod (255) is fixedly connected to the front and rear of the outer wall of the annular baffle (254), respectively; and two ends of the fixing rod (255) are fixedly connected to two sides of the mounting frame (21), respectively.

6. A construction mortar proportioning device with grinding function according to claim 5, characterized in that: A first spiral push plate (27) is fixedly connected to the outer wall of the rotating rod (23) at a position inside the annular baffle (254).

7. The construction mortar proportioning device with grinding function according to claim 3, characterized in that: A stirring assembly (28) is provided on the outer wall of the rotating rod (23) below the filter plate (20), and the stirring assembly (28) comprises two connecting rods (281). The two connecting rods (281) are respectively fixedly connected to the outer wall of the rotating rod (23) at two sides below the filter plate (20), and a barrel wall scraper (282) is fixedly connected to the bottom of one end of the two connecting rods (281) close to the inner wall of the barrel body (1), and the barrel wall scraper (282) is in contact with the inner wall of the barrel body (1).

8. The construction mortar proportioning device with grinding function according to claim 7, characterized in that: The stirring assembly (28) further comprises two rows of stirring rods (283), and the two rows of stirring rods (283) are respectively fixedly connected to one side of the barrel wall scraper (282) close to the rotating rod (23).

9. A construction mortar proportioning device with grinding function according to claim 8, characterized in that: The bottoms of the two barrel wall scrapers (282) are respectively fixedly connected with conical scrapers (284), and the conical scrapers (284) are in contact with the inner wall of the guide groove (12) at the bottom of the inner wall of the barrel body (1).

10. The construction mortar proportioning device with grinding function according to claim 7, characterized in that: The stirring assembly (28) further comprises a second spiral push plate (285), which is fixedly sleeved on the outer wall of the rotating rod (23) at a position inside the discharge port (11), and the second spiral push plate (285) is in contact with the inner wall of the discharge port (11).

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