阅读说明：本技术 一种实验室用淀粉及其衍生物脱水洗涤装置 (Starch and derivative dehydration washing device thereof for laboratory ) 是由 王远西 于 2020-11-27 设计创作，主要内容包括：本发明公开了一种实验室用淀粉及其衍生物脱水洗涤装置,包括主体和拉动杆,所述主体内部开设有脱水槽,其中,靠近脱水槽的所述主体内部开设有操作槽,所述操作槽内部贯穿连接有第一旋转杆,靠近操作槽的所述第一旋转杆一侧连接有第一齿轮,靠近第一旋转杆的所述操作槽内部安装有第一电机。该实验室用淀粉及其衍生物脱水洗涤装置设置有气缸工作时可以推动连接板进行移动,以便连接板移动时可以带动顶盖与搅拌器进行移动,当搅拌器移动到主体外部时第二电机工作可以带动第二转轴、皮带、第一转轴与第二旋转杆进行转动,第二旋转杆转动时可以带动气缸、连接板、顶盖与搅拌器进行转动,方便顶盖可以进行快速打开。(The invention discloses a dehydration washing device for starch and derivatives thereof for laboratories, which comprises a main body and a pulling rod, wherein a dehydration tank is arranged in the main body, an operation tank is arranged in the main body close to the dehydration tank, a first rotating rod penetrates through the interior of the operation tank, one side of the first rotating rod close to the operation tank is connected with a first gear, and a first motor is arranged in the operation tank close to the first rotating rod. This laboratory is with starch and derivative dehydration washing device thereof is provided with the cylinder during operation and can promotes the connecting plate and remove to can drive the top cap when the connecting plate removes with the agitator, second motor work can drive the second pivot when the agitator removes the main part outside, the belt, first pivot rotates with the second rotary rod, can drive the cylinder when the second rotary rod rotates, the connecting plate, the top cap rotates with the agitator, make things convenient for the top cap to open fast.)

1. The utility model provides a starch and its derivative dehydration washing device is used in laboratory, includes main part (1) and pulling pole (40), its characterized in that: the inside of the main body (1) is provided with a dehydration tank (2), wherein,

be close to dehydration groove (2) main part (1) inside operation groove (3) of having seted up, operation groove (3) inside through connection has first rotary rod (4), is close to operation groove (3) first rotary rod (4) one side is connected with first gear (5), is close to first rotary rod (4) operation groove (3) internally mounted has first motor (6), is close to first gear (5) first motor (6) one side is connected with second gear (7), first rotary rod (4) one end is connected with rotary disk (8), rotary disk (8) bottom is connected with rotatory piece (9), is close to rotatory piece (9) operation groove (3) inside spin groove (10) of having seted up, thread groove (11) have been seted up at rotary disk (8) top, thread groove (11) internal connection has thread piece (12), one side of the thread block (12) is provided with a dewatering grid (13);

a fixing block (14) is installed on one side of the main body (1), a second rotating rod (15) penetrates through and is connected to the inside of the fixing block (14), a first rotating shaft (16) is connected to one side of the second rotating rod (15), a second motor (17) is installed inside the operating groove (3), a second rotating shaft (18) is connected to one side of the second motor (17), a belt (19) is connected between the second rotating shaft (18) and the first rotating shaft (16), an air cylinder (20) is installed at one end of the second rotating rod (15), a connecting plate (21) is connected to one end of the air cylinder (20), and a top cover (22) is installed on one side of the connecting plate (21);

a third motor (23) is installed at the top of the top cover (22), a connecting rod (24) is connected between the third motor (23) and the top cover (22), a connecting groove (25) is formed in one end of the connecting rod (24), a first notch (26) is formed in one side of the connecting groove (25), a connecting block (27) is embedded in the connecting groove (25), a positioning block (28) is connected to one side, close to the first notch (26), of the connecting block (27), a fixing ring (29) is connected to one side of the connecting rod (24), a second notch (30) is formed in one side, close to the positioning block (28), of the fixing ring (29), and a stirrer (31) is installed on one side of the connecting block (;

be close to operation groove (3) main part (1) one side is connected with first delivery port (32), solenoid valve (33) are installed to first delivery port (32) one side, main part (1) one side is connected with places piece (34), place piece (34) top and seted up slot (35), the inside gomphosis of slot (35) has picture peg (36), picture peg (36) one side is connected with and holds box (37), it is connected with second delivery port (38) to hold box (37) one side, it has filter screen (39) to hold the inside gomphosis of box (37), is close to and holds box (37) top the connection of pulling pole (40) is in filter screen (39) one side.

2. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: the diameter of the first gear (5) is one fourth of that of the second gear (7), and a meshing structure is formed between the first gear (5) and the second gear (7).

3. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: the diameter of the rotating disc (8) is the same as that of the dewatering grid (13), and the rotating disc (8) is in threaded connection with the threaded block (12) through the threaded groove (11).

4. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: the rotating block (9) and the rotating groove (10) are both annular, the size of the rotating block (9) is matched with that of the rotating groove (10), and a rotating structure is formed between the rotating block (9) and the rotating groove (10).

5. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: a rotating structure is formed between the fixed block (14) and the air cylinder (20) through a second rotating rod (15), and a telescopic structure is formed between the air cylinder (20) and the connecting plate (21).

6. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: the size of the first rotating shaft (16) is the same as that of the second rotating shaft (18), and a linkage mechanism is formed among the first rotating shaft (16), the second rotating shaft (18) and the belt (19).

7. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: the connecting groove (25) and the connecting block (27) are cylindrical, the diameter of the connecting groove (25) is the same as that of the connecting block (27), and the connecting groove (25) is in sliding connection with the connecting block (27).

8. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: be sliding connection between first breach (26) and locating piece (28), and constitute sliding connection through second breach (30) between locating piece (28) and solid fixed ring (29), and be threaded connection between solid fixed ring (29) and connecting rod (24).

9. The device for dehydrating and washing the starch and the derivatives thereof for the laboratory according to claim 1, wherein: the insertion plate (36) is L-shaped, and the insertion plate (36) is in sliding connection with the slot (35).

Technical Field

The invention relates to the technical field of starch dehydration equipment, in particular to a dehydration washing device for laboratory starch and derivatives thereof.

Background

Starch is a high molecular carbohydrate, a polysaccharide composed of a single type of sugar unit. The starch is basically composed of alpha-D-glucopyranose, and a covalent polymer formed by connecting glucose together through glycosidic bonds after water molecules are removed from the glucose is a starch molecule. Starch belongs to the group of polyglucose, the molecular formula of free glucose is represented by C6H12O6, and the glucose unit after dehydration is C6H10O5, so that the starch molecule can be written as (C6H10O5) n, and n is an indefinite number. The number of structural monomers that make up a starch molecule is called the degree of polymerization, and is expressed in DP. The starch is processed by a dehydration washing device during production and test, so that the starch can be dehydrated.

Starch and its derivative dehydration washing device exist many defects in the laboratory on the existing market, and the top cap is inconvenient to be opened, the inconvenient dismantlement of agitator, and the dehydration net is inconvenient to be taken out, and dehydration effect is unsatisfactory, does not possess secondary filter function, therefore urgent need on the market can improve the technique of laboratory starch and its derivative dehydration washing device structure, perfect this equipment.

Disclosure of Invention

The invention aims to provide a starch and derivative dehydration washing device for a laboratory, which aims to solve the problems that the existing starch and derivative dehydration washing device for the laboratory in the market, which is provided by the background technology, has many defects, the top cover is inconvenient to open, the stirrer is inconvenient to disassemble, the dehydration grid is inconvenient to take out, the dehydration effect is not ideal, and the secondary filtering function is not provided.

In order to achieve the purpose, the invention provides the following technical scheme: a dehydration washing device for starch and derivatives thereof for laboratory use comprises a main body and a pulling rod, wherein the main body is internally provided with a dehydration tank,

an operation groove is formed in the main body close to the dewatering groove, a first rotary rod penetrates through and is connected to the inside of the operation groove, a first gear is connected to one side of the first rotary rod close to the operation groove, a first motor is installed in the operation groove close to the first rotary rod, a second gear is connected to one side of the first motor close to the first gear, one end of the first rotary rod is connected with a rotary disc, the bottom of the rotary disc is connected with a rotary block, a rotary groove is formed in the operation groove close to the rotary block, a threaded groove is formed in the top of the rotary disc, a threaded block is connected to the inside of the threaded groove, and a dewatering grid is installed on one side of the threaded;

a fixing block is installed on one side of the main body, a second rotating rod penetrates through the inside of the fixing block, a first rotating shaft is connected to one side of the second rotating rod, a second motor is installed inside the operating groove, a second rotating shaft is connected to one side of the second motor, a belt is connected between the second rotating shaft and the first rotating shaft, an air cylinder is installed at one end of the second rotating rod, a connecting plate is connected to one end of the air cylinder, and a top cover is installed on one side of the connecting plate;

a third motor is mounted at the top of the top cover, a connecting rod is connected between the third motor and the top cover, a connecting groove is formed in one end of the connecting rod, a first notch is formed in one side of the connecting groove, a connecting block is embedded in the connecting groove, a positioning block is connected to one side of the connecting block close to the first notch, a fixing ring is connected to one side of the connecting rod, a second notch is formed in one side of the fixing ring close to the positioning block, and a stirrer is mounted on one side of the connecting block;

be close to the operation groove main part one side is connected with first delivery port, the solenoid valve is installed to first delivery port one side, main part one side is connected with places the piece, place the piece top and seted up the slot, the inside gomphosis of slot has the picture peg, picture peg one side is connected with and holds the box, it is connected with the second delivery port to hold box one side, it has the filter screen to hold the inside gomphosis of box, is close to and holds the box top the pulling pole is connected in filter screen one side.

Preferably, the diameter of the first gear is one fourth of the diameter of the second gear, and a meshing structure is formed between the first gear and the second gear.

Preferably, the diameter of the rotating disc is the same as the diameter of the dewatering grid, and the rotating disc and the thread block form a threaded connection through a thread groove.

Preferably, the rotating block and the rotating groove are both annular, the size of the rotating block is matched with that of the rotating groove, and a rotating structure is formed between the rotating block and the rotating groove.

Preferably, a rotating structure is formed between the fixed block and the air cylinder through a second rotating rod, and a telescopic structure is formed between the air cylinder and the connecting plate.

Preferably, the size of the first rotating shaft is the same as that of the second rotating shaft, and a linkage mechanism is formed among the first rotating shaft, the second rotating shaft and the belt.

Preferably, the connecting groove and the connecting block are both cylindrical, the diameter of the connecting groove is the same as that of the connecting block, and the connecting groove is in sliding connection with the connecting block.

Preferably, be sliding connection between first breach and the locating piece, and constitute sliding connection through the second breach between locating piece and the solid fixed ring to be threaded connection between solid fixed ring and the connecting rod.

Preferably, the inserting plate is L-shaped, and the inserting plate and the slot form sliding connection.

Compared with the prior art, the invention has the beneficial effects that: this laboratory is with starch and derivant dehydration washing device:

1. when the stirrer moves to the outside of the main body, the second motor works to drive the second rotating shaft, the belt, the first rotating shaft and the second rotating rod to rotate, and when the second rotating rod rotates, the cylinder, the connecting plate, the top cover and the stirrer can be driven to rotate, so that the top cover can be conveniently and quickly opened;

2. the connecting rod can perform threaded sliding through the rotating fixing ring, so that the connecting rod can drive the second notch to rotate when in threaded sliding, the second notch can be matched with the first notch when rotating, the stirrer can be pulled to move when being matched with the first notch, the stirrer can be driven to move when moving, the connecting block can slide with the connecting groove when moving, the positioning block can be driven to move when sliding, and the positioning block can slide with the first notch and the second notch when moving, so that the stirrer can be cleaned conveniently;

3. the dewatering grid is provided with the threaded block which can rotate by rotating the dewatering grid so that the threaded block can perform threaded sliding with the threaded groove when rotating, so that the dewatering grid can be pulled to move upwards when the threaded block slides out of the threaded groove, and the dewatering grid can be separated from the main body when moving upwards, so that the dewatering grid can be taken out quickly;

4. the second gear can rotate through the work of the first motor, so that the first gear can be driven to rotate when the second gear rotates, the first rotary rod can be driven to rotate when the first gear rotates, the rotary disk can be driven to rotate when the first rotary rod rotates, the rotary disk can be driven to rotate when the rotary disk rotates, the rotary block can be driven to rotate when the rotary block rotates, the rotary block can rotate with the rotary groove, the rotary disk can drive the dewatering grid to rotate when rotating, the starch in the dewatering grid can be dewatered when rotating, and the starch dewatering is more ideal;

5. be provided with the picture peg and hold the box through the pulling and dock with the slot, so that the promotion holds the box and can insert the picture peg inside the slot, open the solenoid valve after holding the fixed completion of box and can make the liquid after the starch dehydration trickle through first delivery port and hold the box inside, liquid after the starch dehydration can fall on the filter screen, the filter screen can carry out secondary filter with the liquid after the starch dehydration, body fluid can discharge through the second delivery port after the secondary filter, make things convenient for starch to carry out secondary filter.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic top view of a cross-sectional structure of the connecting rod of the present invention;

FIG. 3 is an enlarged view of part A of the present invention;

FIG. 4 is an enlarged view of the part B of the present invention;

FIG. 5 is an enlarged view of the part C of the present invention;

FIG. 6 is an enlarged view of the D-section of the present invention.

In the figure: 1. a main body; 2. a dewatering tank; 3. an operation slot; 4. a first rotating rod; 5. a first gear; 6. a first motor; 7. a second gear; 8. rotating the disc; 9. rotating the block; 10. a rotating tank; 11. a thread groove; 12. a thread block; 13. dewatering the mesh; 14. a fixed block; 15. a second rotating rod; 16. a first rotating shaft; 17. a second motor; 18. a second rotating shaft; 19. a belt; 20. a cylinder; 21. a connecting plate; 22. a top cover; 23. a third motor; 24. a connecting rod; 25. connecting grooves; 26. a first notch; 27. connecting blocks; 28. positioning blocks; 29. a fixing ring; 30. a second notch; 31. a stirrer; 32. a first water outlet; 33. an electromagnetic valve; 34. placing the blocks; 35. a slot; 36. inserting plates; 37. a containing box; 38. a second water outlet; 39. a filter screen; 40. pulling the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a starch and derivative dehydration washing device for laboratory use comprises a main body 1, a dehydration tank 2, an operation tank 3, a first rotary rod 4, a first gear 5, a first motor 6, a second gear 7, a rotary disk 8, a rotary block 9, a rotary tank 10, a thread tank 11, a thread block 12, a dehydration grid 13, a fixed block 14, a second rotary rod 15, a first rotary shaft 16, a second motor 17, a second rotary shaft 18, a belt 19, a cylinder 20, a connecting plate 21, a top cover 22, a third motor 23, a connecting rod 24, a connecting groove 25, a first notch 26, a connecting block 27, a positioning block 28, a fixing ring 29, a second notch 30, a stirrer 31, a first water outlet 32, an electromagnetic valve 33, a placing block 34, a slot 35, a plug board 36, a containing box 37, a second water outlet 38, a filter screen 39 and a pulling rod 40, wherein the dehydration tank 2 is arranged in the main body 1,

an operation groove 3 is formed inside the main body 1 and is close to the dewatering groove 2, a first rotary rod 4 is connected inside the operation groove 3 in a penetrating manner, one side of the first rotary rod 4, which is close to the operation groove 3, is connected with a first gear 5, the diameter of the first gear 5 is one fourth of the diameter of a second gear 7, a meshing structure is formed between the first gear 5 and the second gear 7, the second gear 7 can be driven to rotate by the first motor 6, the first gear 5 can be driven to rotate when the second gear 7 rotates, the first rotary rod 4 can be driven to rotate when the first gear 5 rotates, a first motor 6 is arranged inside the operation groove 3 and is close to the first rotary rod 4, one side of the first motor 6, which is close to the first gear 5, is connected with the second gear 7, one end of the first rotary rod 4 is connected with a rotary disk 8, the diameter of the rotary disk 8 is the same as that of the dewatering grid 13, and constitute threaded connection through thread groove 11 between rotary disk 8 and the screw block 12, rotate dehydration net 13 and can drive screw block 12 and rotate, screw block 12 can carry out the screw thread slip with screw groove 11 when rotating, thereby can stimulate dehydration net 13 rebound when screw block 12 screw thread slips out screw groove 11, rotary disk 8 bottom is connected with rotatory piece 9, rotatory piece 9 is the ring form with rotatory groove 10 together, and the size of rotatory piece 9 is identical with the size of rotatory groove 10, and constitute revolution mechanic between rotatory piece 9 and the rotatory groove 10, can drive rotatory piece 9 and rotate when rotary disk 8 rotates, can rotate with rotatory groove 10 when rotatory piece 9 rotates, can drive dehydration net 13 and rotate when rotary disk 8 is rotatory, be close to rotatory piece 9 rotatory groove 10 has been seted up to the operation inslot 3 inside, screw groove 11 has been seted up at rotary disk 8 top, a thread block 12 is connected inside the thread groove 11, and a dewatering grid 13 is arranged on one side of the thread block 12;

main part 1 one side installs fixed block 14, constitute revolution mechanic through second rotary rod 15 between fixed block 14 and the cylinder 20, and constitute extending structure between cylinder 20 and the connecting plate 21, cylinder 20 during operation can promote connecting plate 21 and remove, can drive top cap 22 and agitator 31 when connecting plate 21 removes and remove, the inside through connection of fixed block 14 has second rotary rod 15, second rotary rod 15 one side is connected with first pivot 16, the size of first pivot 16 is the same with the size of second pivot 18, and constitutes link gear between first pivot 16, second pivot 18 and the belt 19, and second motor 17 work can drive second pivot 18 and rotate, can drive belt 19 when second pivot 18 rotates and rotate, can drive first pivot 16 when belt 19 rotates and rotate, can drive second rotary rod 15 when first pivot 16 rotates and rotates, a second motor 17 is installed inside the operating slot 3, a second rotating shaft 18 is connected to one side of the second motor 17, a belt 19 is connected between the second rotating shaft 18 and the first rotating shaft 16, an air cylinder 20 is installed at one end of the second rotating rod 15, a connecting plate 21 is connected to one end of the air cylinder 20, and a top cover 22 is installed at one side of the connecting plate 21;

the top cover 22 is provided with a third motor 23 at the top, a connecting rod 24 is connected between the third motor 23 and the top cover 22, one end of the connecting rod 24 is provided with a connecting groove 25, the connecting groove 25 and the connecting block 27 are both cylindrical, the diameter of the connecting groove 25 is the same as that of the connecting block 27, the connecting groove 25 and the connecting block 27 are in sliding connection, the stirrer 31 can drive the connecting block 27 to move when moving, the connecting block 27 can slide with the connecting groove 25 when moving, the connecting block 27 can drive the positioning block 28 to move when sliding, one side of the connecting groove 25 is provided with a first notch 26, the first notch 26 is in sliding connection with the positioning block 28, the positioning block 28 and the fixing ring 29 form sliding connection through a second notch 30, the fixing ring 29 is in threaded connection with the connecting rod 24, and the fixing ring 29 can be in threaded sliding connection with the connecting, the connecting rod 24 can drive the second notch 30 to rotate when sliding in a thread manner, the second notch 30 can be matched with the first notch 26 when rotating, the positioning block 28 can slide with the first notch 26 when moving, the positioning block 28 can slide with the second notch 30 when sliding, a connecting block 27 is embedded in the connecting groove 25, one side of the connecting block 27 close to the first notch 26 is connected with the positioning block 28, one side of the connecting rod 24 is connected with a fixing ring 29, one side of the fixing ring 29 close to the positioning block 28 is provided with the second notch 30, and one side of the connecting block 27 is provided with a stirrer 31;

be close to operation groove 31 one side of main part is connected with first delivery port 32, solenoid valve 33 is installed to first delivery port 32 one side, 1 one side of main part is connected with places piece 34, place piece 34 top and seted up slot 35, the inside gomphosis of slot 35 has picture peg 36, picture peg 36 is L shape, and constitutes sliding connection between picture peg 36 and the slot 35, the pulling holds box 37 and can drive picture peg 36 and slot 35 and dock, promotes to hold box 37 and can drive picture peg 36 and slot 35 and slide, picture peg 36 can insert inside slot 35 when sliding with slot 35, 36 one side of picture peg is connected with holds box 37, it is connected with second delivery port 38 to hold box 37 one side, it has filter screen 39 to hold the inside gomphosis of box 37, is close to and holds the box 37 top the pole 40 of pulling is connected in filter screen 39 one side.

The working principle is as follows: when the laboratory starch and derivatives thereof dehydration washing device is used;

firstly, the starch and derivative dehydration washing device for the laboratory needs to be simply known, before the device is used, the containing box 37 is pulled to drive the inserting plate 36 to be in butt joint with the slot 35, the containing box 37 is pushed to insert the inserting plate 36 into the slot 35, and the electromagnetic valve 33 can be opened after the containing box 37 is fixed;

after the electromagnetic valve 33 is opened, the third motor 23 can work, the third motor 23 can drive the connecting rod 24 to rotate when working, the connecting rod 24 can drive the stirrer 31 to rotate when rotating, and the stirrer 31 can stir and wash the starch in the stirrer when rotating;

after stirring and washing of starch, the first motor 6 can drive the second gear 7 to rotate, the second gear 7 can drive the first gear 5 to rotate when rotating, the first gear 5 can drive the first rotary rod 4 to rotate when rotating, the first rotary rod 4 can drive the rotary disk 8 to rotate when rotating, the rotary disk 8 can drive the rotary block 9 to rotate when rotating, the rotary block 9 can rotate with the rotary groove 10 when rotating, the rotary disk 8 can drive the dewatering grid 13 to rotate when rotating, the starch in the dewatering grid 13 can be dewatered when rotating, and the liquid after starch dewatering flows into the containing box 37 through the first water outlet 32;

when the liquid after starch dehydration falls onto the filter screen 39, the filter screen 39 can carry out secondary filtration on the liquid after starch dehydration, the liquid after starch dehydration can be discharged through the second water outlet 38 after the secondary filtration, the air cylinder 20 can push the connecting plate 21 to move when working after starch dehydration is finished, so that the top cover 22 can be driven to move when the connecting plate 21 moves, and the stirrer 31 can be driven to move when the top cover 22 moves;

when the stirrer 31 moves to the outside of the main body 1, the second motor 17 works to drive the second rotating shaft 18 to rotate, the second rotating shaft 18 can drive the belt 19 to rotate when rotating, the belt 19 can drive the first rotating shaft 16 to rotate when rotating, the first rotating shaft 16 can drive the second rotating rod 15 to rotate when rotating, the second rotating rod 15 can drive the air cylinder 20 to rotate when rotating, the air cylinder 20 can drive the connecting plate 21 to rotate when rotating, the connecting plate 21 can drive the top cover 22 to rotate when rotating, and the top cover 22 can drive the stirrer 31 to rotate when rotating;

the stirrer 31 can be detached when rotating out of the top of the main body 1, the rotating fixing ring 29 can perform threaded sliding with the connecting rod 24, the connecting rod 24 can drive the second notch 30 to rotate when performing threaded sliding, the second notch 30 can be matched with the first notch 26 when rotating, the stirrer 31 can be pulled to move when the second notch 30 is matched with the first notch 26, and the connecting block 27 can be driven to move when the stirrer 31 moves;

the connecting block 27 can slide with the connecting groove 25 when moving, the positioning block 28 can be driven to move when the connecting block 27 slides, the positioning block 28 can slide with the first notch 26 and the second notch 30 when moving, the stirrer 31 can be detached and cleaned when the positioning block 28 slides out of the first notch 26, and the threaded block 12 can be driven to rotate by rotating the dewatering grid 13 after the top cover 22 is opened;

the thread block 12 can be in thread sliding with the thread groove 11 when rotating, so that the dewatering grid 13 can be pulled to move upwards when the thread block 12 slides out of the thread groove 11, the dewatering grid 13 can be separated from the main body 1 when moving upwards, and the starch in the dewatering grid 13 can be taken out after being taken out;

those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.