CN109748977B

CN109748977B - Draw equipment of starch in follow potato

Info

Publication number: CN109748977B
Application number: CN201910228676.9A
Authority: CN
Inventors: 范冰
Original assignee: Anhui Yineng Biotechnology Co ltd
Current assignee: Anhui Yineng Biotechnology Co ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2022-05-20
Anticipated expiration: 2039-03-25
Also published as: CN109748977A

Abstract

The invention discloses extraction equipment for extracting starch from potatoes. The first cylinder is arranged at the top end of the crushing barrel, and the dicing mechanism, the storage mechanism and the extruding mechanism are all arranged in the crushing barrel. The stripping and slicing mechanism is fixed at the bottom end of the first cylinder, the object placing mechanism is arranged below the stripping and slicing mechanism, and the extruding mechanism is arranged below the object placing mechanism. The bottom end of the crushing barrel is communicated with a stirring barrel, the motor is fixed on the side wall of the stirring barrel, and the flow limiting pipe is communicated with the bottom end of the stirring barrel. The extraction equipment provided by the invention can automatically perform operations such as slicing, extruding, mixing and stirring on potatoes, can realize batch production, is centralized in used equipment, realizes integrated operation, and reduces the higher manufacturing cost and the occupied area, thereby reducing the production cost.

Description

Draw extraction equipment of starch in follow potato

Technical Field

The invention relates to the field of starch extraction, in particular to an extraction device for extracting starch from potatoes.

Background

The potato contains more starch, the content of the starch is generally 11-21%, the starch in the potato is easy to separate out from cells and mix with water to form starch slurry, and the starch can be separated out from the starch slurry by slightly adding the precipitated starch. Starch obtained from potatoes contains much protein and is a valuable food for human body.

In the prior art, the processing steps for extracting starch from potatoes are various, fresh potatoes are cleaned firstly and then manually cut into small pieces in the processing process, the manual cutting efficiency is low, and the risk of injury is increased when batch operation is carried out; after cutting, manually extruding or grinding into mud shape by electric grinder, adding water, mixing, filtering, and precipitating to obtain starch. The process is various, the used equipment is scattered sporadically, the manufacturing cost is higher, the occupied area is large, and the physical strength is consumed in the operation process, so the processing cost is improved, and the extraction equipment for extracting the starch from the potatoes is provided.

Disclosure of Invention

The invention aims to provide extraction equipment for extracting starch from potatoes, which has the advantages of various working procedures, sporadic dispersion of the used equipment, higher manufacturing cost, large occupied area and physical strength consumption in the operation process, thereby improving the processing cost. The extraction equipment provided at present can automatically perform operations such as dicing, extruding, mixing and stirring on potatoes, can realize batch production, is centralized in used equipment, realizes integrated operation, reduces the higher manufacturing cost and the occupied area, and further reduces the production cost.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides an extract equipment of starch in follow potato, includes first cylinder, crushing bucket, stripping and slicing machine constructs, puts thing mechanism, extrusion mechanism, third cylinder, agitator, motor and current-limiting tube.

The first air cylinder is arranged at the top end of the crushing barrel, and the dicing mechanism, the object placing mechanism and the extruding mechanism are all arranged in the crushing barrel.

The cutting mechanism is fixed at the bottom of the first cylinder, the object placing mechanism is arranged below the cutting mechanism, and the extruding mechanism is arranged below the object placing mechanism.

The third cylinder is fixed on the side wall of the crushing barrel.

The crushing barrel bottom communicates and is equipped with the agitator, and the motor is fixed on the lateral wall of agitator, and the current-limiting tube intercommunication sets up the bottom at the agitator.

Furthermore, a transverse supporting rod is fixed on the first cylinder body, threaded rods are fixed at the bottoms of two ends of the transverse supporting rod, fastening nuts are connected to the threaded rods in a threaded mode, and a crushing barrel is arranged at the bottom of a first piston rod on the first cylinder in a penetrating mode.

Furthermore, the two sides of the top of the crushing barrel are provided with symmetrically distributed supporting blocks, a through hole is formed in each supporting block, a threaded rod is movably arranged in the through hole, the position of a first cylinder and a transverse supporting rod is determined under the blocking effect of a fastening nut, the top of the crushing barrel is provided with a barrel cover, one end of the barrel cover is provided with a first sleeve, a second sleeve matched with the first sleeve is arranged on one side of the top end of the crushing barrel, a bolt is arranged in the first sleeve and the second sleeve, the other end of the barrel cover is further provided with a stop block, and a cutting mechanism is fixedly welded at the bottom end of a first piston rod.

Further, the dicing mechanism comprises a supporting disc fixed with the first piston rod, rectangular pressing strips distributed in parallel are fixed to the bottom of the supporting disc, triangular cutting strips distributed in parallel are arranged at the bottoms of the rectangular pressing strips, compression springs distributed in an array mode are fixed between the rectangular pressing strips and the triangular cutting strips, a buffering effect is achieved when the triangular cutting strips are pressed down, and the tips of the triangular cutting strips face downwards.

Further, put the thing mechanism and fix on smashing the bucket lateral wall, put the supporter that the thing mechanism includes array distribution, all support between the supporter to be equipped with the first thing box of putting that is used for placing less potato, the supporter intermediate position is equipped with the second that is used for placing great potato and puts the thing box.

Furthermore, the extrusion mechanism comprises a first support plate, a second cylinder is fixed on the first support plate, a second piston rod on the second cylinder movably penetrates through the side wall of the crushing barrel, one end of the second piston rod is connected with an extrusion plate, the side surface of the extrusion plate is set to be a filing surface, a parallel placing plate is arranged on one side of the extrusion plate, a rectangular notch is formed in one end of the parallel placing plate, and a limiting hole is formed in the side end of the rectangular notch;

the spacing downthehole vertical baffle that is equipped with, vertical baffle top both sides are equipped with the fixed pin, and the fixed pin welding is on crushing bucket's lateral wall, and vertical baffle bottom both sides all open and dodge the breach, dodge the breach side and all are equipped with the gag lever post, and the gag lever post setting is at spacing downthehole and gag lever post and spacing hole adoption transition fit.

Furthermore, a semicircular notch is formed in one side of the bottom end of the crushing barrel, a screening plate is arranged in the semicircular notch, and screening holes distributed in a circumferential array are formed in the screening plate;

the crushing barrel is characterized in that a third cylinder is arranged on the side wall of the bottom end of the crushing barrel and fixed on a second supporting plate arranged on the side wall of the crushing barrel, a third piston rod arranged on the third cylinder penetrates through the side wall of the crushing barrel, one end of the third piston rod is fixedly connected with an arc-shaped push plate, and the arc-shaped push plate is arranged at the upper end of the screening plate and is not fixed with the screening plate.

Furthermore, an annular fixture block is arranged at the bottom end of the crushing barrel, a transition pipeline is communicated with the middle position of the bottom end of the crushing barrel, a support mechanism is arranged in the transition pipeline and comprises a limit ring at the central position, support rods distributed in an array mode are arranged on the side wall of the limit ring, and a stirring barrel is arranged below the transition pipeline;

open the agitator top has ring groove, ring fixture block is fixed in ring groove, open the agitator side has the hole that adds, be equipped with the puddler in the agitator, the puddler top runs through supporting mechanism, the puddler rotates and sets up in spacing ring, be equipped with spacing nut on the puddler, welded fastening has the stirring rake that the spiral distributes on the puddler, the puddler bottom is equipped with the baffle that has the through-hole, the baffle is fixed on puddler bottom lateral wall, puddler and baffle pass through the bearing and connect, the baffle bottom is equipped with the gauze.

Furthermore, be equipped with the motor on the agitator lateral wall, the motor is fixed in the third backup pad that sets up on the agitator lateral wall, and the motor output is fixed with the dwang, and the dwang both ends are all rotated and are connected on the lateral wall of agitator, and welded fastening has the worm on the dwang, and the turbine welded fastening who meshes with the worm mutually is on the puddler.

Furthermore, the bottom of the stirring barrel is communicated with a flow limiting pipe, the side wall of the flow limiting pipe is provided with symmetrically distributed side wall holes, a flow baffle made of rubber is arranged in each side wall hole, and rotating strips arranged at two ends of each flow baffle are rotatably arranged in the side wall holes.

The invention has the beneficial effects that:

1. the potato slicing machine is provided with the first air cylinder and the slicing mechanism, potatoes can be sliced into small blocks as much as possible when being sliced for multiple times through automatically slicing the potatoes, so that the working efficiency is improved, batch operation can be realized, and the injury risk during manual operation is avoided;

2. the potato paste mixing machine is provided with the extrusion mechanism and the arc-shaped push plate, the extrusion mechanism can extrude blocky potato blocks into mashed potatoes, the mashed potatoes can directly fall onto the screening plate under the action of gravity, and the mashed potatoes can uniformly fall from the screening holes into the mixing tank under the pushing of the arc-shaped push plate, so that the manual operation is not needed, and the automatic production is realized;

3. the potato starch extracting device is provided with the stirring barrel, the stirring paddle is arranged in the stirring barrel, the motor drives the worm gear to drive the stirring paddle to rotate, starch in mashed potatoes can be fully mixed in water, the starch in the potatoes can be completely obtained, the extracting efficiency is high, the gauze is arranged at the bottom of the stirring barrel, the starch slurry without particles can be obtained, and the purity of the obtained starch is high;

4. the bottom of the stirring barrel is also provided with the flow limiting pipe, and the flow baffle plate is arranged in the flow limiting pipe, so that the opening and closing can be realized, the circulation speed of the starch slurry is further adjusted, and the collection is convenient;

5. the invention has the advantages of centralized equipment, integrated operation, high manufacturing cost and small floor area, thereby reducing the production cost and realizing automatic operation.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a first cylinder configuration of the present invention;

FIG. 3 is a schematic view of the crush bucket configuration of the present invention;

FIG. 4 is an exploded view of the crush can and can lid portion of the present invention;

FIG. 5 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 6 is a schematic view of the dicing mechanism of the present invention;

FIG. 7 is a schematic view of the placement mechanism of the present invention;

FIG. 8 is a schematic view of a portion of the pressing mechanism of the present invention;

FIG. 9 is a schematic view of a portion of the pressing mechanism of the present invention;

FIG. 10 is a schematic view of a screening plate of the present invention;

FIG. 11 is a schematic view of a third cylinder configuration of the present invention;

fig. 12 is a schematic view of the support mechanism of the present invention.

FIG. 13 is a schematic view of the construction of the mixing tank of the present invention;

FIG. 14 is a schematic view of a stirring rod and stirring paddle of the present invention;

FIG. 15 is a schematic view of the motor construction of the present invention;

FIG. 16 is a schematic view of the worm gear and worm of the present invention in engagement;

fig. 17 is a schematic view of the structure of the baffle plate of the present invention.

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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

An extraction device for extracting starch from potatoes is shown in figures 1 and 5 and comprises a first air cylinder 1, a crushing barrel 2, a dicing mechanism 3, a storage mechanism 4, an extrusion mechanism 5, a third air cylinder 6, a stirring barrel 7, a motor 8 and a flow limiting pipe 9.

As shown in fig. 1 and 2, a transverse support rod 11 is fixed on the cylinder body of the first cylinder 1, threaded rods 12 are fixed at the bottoms of the two ends of the transverse support rod 11, fastening nuts 13 are connected to the threaded rods 12 in a threaded manner, and a crushing barrel 2 is arranged at the bottom of a first piston rod 14 on the first cylinder 1 in a penetrating manner.

As shown in fig. 3 and 4, the two sides of the top of the crushing barrel 2 are provided with symmetrically distributed supporting blocks 21, the supporting blocks 21 are provided with through holes 2101, the threaded rod 12 is movably arranged in the through holes 2101, and the positions of the first cylinder 1 and the transverse supporting rod 11 are determined under the blocking action of the fastening screw cap 13. The top of the grinding barrel 2 is provided with a barrel cover 22, one end of the barrel cover 22 is provided with a first sleeve 2201, a second sleeve 2202 matched with the first sleeve 2201 is arranged on one side of the top end of the grinding barrel 2, a bolt 2203 is arranged in the first sleeve 2201 and the second sleeve 2202, the barrel cover 22 can rotate for any angle of 0-180 degrees around the bolt 2203, the other end of the barrel cover 22 is also provided with a stop 2204, when the bottom surface of the barrel cover 22 and the top surface of the grinding barrel 2 are overlapped, the barrel cover 22 cannot fall down due to the action of the stop 2204, and the top end of the grinding barrel 2 is sealed.

As shown in fig. 5, the bottom end of the first piston rod 14 is welded and fixed with the cutting mechanism 3, and the cutting mechanism 3 is arranged in the crushing barrel 2.

As shown in fig. 6, the dicing mechanism 3 includes a supporting plate 31 fixed to the first piston rod 14, a plurality of rectangular pressing strips 32 distributed in parallel are fixed to the bottom of the supporting plate 31, a plurality of triangular cutting strips 33 distributed in parallel are arranged at the bottom of each rectangular pressing strip 32, compression springs 34 distributed in an array are fixed between each rectangular pressing strip 32 and each triangular cutting strip 33, and the triangular cutting strips 33 have a buffering effect when being pressed downward. The triangular cutting strips 33 are downward in tip, so that the potato is cut into blocks, and when the triangular cutting strips 33 are pressed down for multiple times, the potatoes can be cut into blocks as much as possible.

As shown in fig. 5, a placement mechanism 4 is arranged below the slicing mechanism 3, and the placement mechanism 4 is fixed on the side wall of the crushing barrel 2. As shown in fig. 7, the placement mechanism 4 includes placement frames 41 distributed in an array, first placement boxes 42 for placing smaller potatoes are supported between the placement frames 41, a second placement box 43 for placing larger potatoes is disposed in the middle of the placement frame 41, when the slicing mechanism 3 slices the potatoes on the placement mechanism 4 for multiple times, the potato blocks or potato cubes fall into the extruding mechanism 5 from the gaps between the placement frames 41 and the first placement boxes 42, as shown in fig. 5.

As shown in fig. 5 and 8, the extruding mechanism 5 includes a first supporting plate 51, a second cylinder 52 is fixed on the first supporting plate 51, a second piston rod 53 of the second cylinder 52 movably penetrates through the sidewall of the pulverizing barrel 2, one end of the second piston rod 53 is connected with an extruding plate 54, and the side surface of the extruding plate 54 is provided with a filing surface. As shown in fig. 5 and 9, a parallel placing plate 55 is disposed on one side of the pressing plate 54, a rectangular notch 5501 is formed at one end of the parallel placing plate 55, and a limiting hole 5502 is formed at the side end of the rectangular notch 5501. A vertical baffle 56 is arranged in the limiting hole 5502, fixing pins 5601 are arranged on two sides of the top end of the vertical baffle 56, and the fixing pins 5601 are welded on the side wall of the crushing barrel 2. The avoidance notches 5602 are formed in the two sides of the bottom end of the vertical baffle 56, limiting rods 5603 are arranged at the side ends of the avoidance notches 5602, the limiting rods 5603 are arranged in the limiting holes 5502, the limiting rods 5603 and the limiting holes 5502 are in transition fit, the parallel placing plate 55 is horizontally placed under the action of friction force in a natural state, and when certain external force acts on the parallel placing plate 55, the parallel placing plate 55 can rotate around the limiting rods 5603 clockwise.

As shown in fig. 3 and 5, one side of the bottom end of the grinding barrel 2 is provided with a semicircular gap 23, a screening plate 24 is arranged in the semicircular gap 23, the screening plate 24 can be drawn out from the semicircular gap 23, and meanwhile, small potato pieces which are not completely processed are taken out for secondary processing. As shown in fig. 5 and 10, the screening plate 24 is provided with screening holes 2401 distributed in a circumferential array, and the mashed potatoes can fall from the screening holes 2401.

As shown in fig. 1 and 5, a third cylinder 6 is arranged on the side wall of the bottom end of the crushing barrel 2, the third cylinder 6 is fixed on a second support plate 61 arranged on the side wall of the crushing barrel 2, a third piston rod 62 arranged on the third cylinder 6 penetrates through the side wall of the crushing barrel 2, as shown in fig. 11, one end of the third piston rod 62 is fixedly connected with an arc push plate 63, the arc push plate 63 is arranged at the upper end of the screening plate 24 but is not fixed with the screening plate 24, and the third piston rod 62 can drive the arc push plate 63 to uniformly push and spread mashed potatoes falling from the parallel placing plate 55 on the screening plate 24, so that the mashed potatoes can fall down from the screening holes 2401 conveniently.

The potatoes on the placement mechanism 4 are cut into blocks or in a T shape by the cutting mechanism 3, then fall onto the parallel placing plate 55 in the extruding mechanism 5, are extruded into mashed potatoes by the extruding plate 54 with a filing surface on the side surface, and then fall from the screening plate 24.

As shown in fig. 3, the bottom end of the pulverizing barrel 2 is provided with an annular fixture block 25, the middle position of the bottom end of the pulverizing barrel 2 is communicated with a transition pipeline 26, a support mechanism 27 is arranged in the transition pipeline 26, as shown in fig. 12, the support mechanism 27 comprises a limit ring 2701 at the central position, the side wall of the limit ring 2701 is provided with support rods 2702 distributed in an array manner, and the lower part of the transition pipeline 26 is provided with the stirring barrel 7.

As shown in fig. 13 and 14, the top end of the stirring barrel 7 is provided with an annular groove 71, and the annular block 25 is clamped and fixed in the annular groove 71. The water adding hole 75 is formed in the side end of the stirring barrel 7 and used for adding water to mix the mashed potatoes, the stirring rod 72 is arranged in the stirring barrel 7, the top end of the stirring rod 72 penetrates through the supporting mechanism 27, the stirring rod 72 is rotatably arranged in the limiting ring 2701, the limiting nut 7201 is arranged on the stirring rod 72, and when the stirring rod 72 rotates, the limiting nut 7201 plays a limiting role. The stirring rod 72 is fixedly welded with the stirring paddles 73 which are spirally distributed, and when the stirring rod 72 rotates, the stirring paddles 73 can fully mix mashed potatoes and water, and starch in the potatoes can be fully mixed in the water. The bottom end of the stirring rod 72 is provided with a partition plate 74 with a through hole, as shown in fig. 5, the partition plate 74 is fixed on the side wall of the bottom end of the stirring rod 72, the stirring rod 72 is connected with the partition plate 74 through a bearing, the bottom end of the partition plate 74 is provided with gauze, and the gauze can filter large potato particles to ensure that starch slurry without particles is obtained.

As shown in fig. 1 and 5, a motor 8 is disposed on the side wall of the stirring barrel 7, the motor 8 is fixed on a third supporting plate 81 disposed on the side wall of the stirring barrel 7, a rotating rod 82 is fixed at the output end of the motor 8, as shown in fig. 15 and 16, both ends of the rotating rod 82 are rotatably connected to the side wall of the stirring barrel, a worm 8201 is fixedly welded on the rotating rod 82, a turbine 76 engaged with the worm 8201 is fixedly welded on the stirring rod 72, and when the driving motor 8 rotates, the worm 8201 on the rotating rod 82 drives the turbine 76 to rotate, and further drives the stirring paddle 73 to rotate.

As shown in fig. 13, the bottom of the stirring barrel 7 is provided with a flow-limiting tube 9 in a communicating manner, the side wall of the flow-limiting tube 9 is provided with symmetrically distributed side wall holes 91, the side wall holes 91 are provided with flow-blocking plates 92 made of rubber, as shown in fig. 17, the rotating strips 9201 arranged at the two ends of the flow-blocking plates 92 are rotatably arranged in the side wall holes 91. When the flow baffle plate 92 is horizontally arranged, the flow limiting pipe 9 is sealed, and when the flow baffle plate 92 is vertically arranged, the flow limiting pipe 9 is opened, so that the opening and closing of the circulation of the starch slurry can be realized; when the flow baffle 92 is arranged obliquely, the circulation speed of the starch slurry can be adjusted according to the oblique angle.

The working principle of the invention is as follows:

the cleaned potato blocks are placed on the object placing mechanism 4 in the crushing barrel 2, the first air cylinder 1 is driven, the potato blocks on the object placing mechanism 4 are cut by the cutting mechanism 3, the potato blocks or the potato blocks after multiple cutting fall into the extrusion mechanism 5 from a gap between the object placing frame 41 and the first object placing box 42, the second air cylinder 52 is driven, the extrusion plate 54 at one end of the second air cylinder 52 extrudes the fallen potato blocks into mashed potatoes for multiple times, when more mashed potatoes are placed on the parallel placing plate 55, the parallel placing plate 55 rotates around the limiting rod 5603 in a clockwise mode, the mashed potatoes fall onto the screening plate 24 at the moment, the third air cylinder 6 is driven, the arc-shaped push plate 63 at one end of the third air cylinder 6 pushes and spreads the mashed potatoes on the screening plate 24 uniformly, and then the mashed potatoes fall into the stirring barrel 7 from the screening hole 2401. Then add water from the water feeding hole 75, driving motor 8 drives puddler 72 and rotates, mashed potatoes and water intensive mixing, starch in the potato can the intensive mixing in aqueous, mixes the back that finishes, and the gauze of agitator 7 bottom can filter great potato granule, obtains the starch thick liquid of no particulate matter, flows from current-limiting pipe 9 at last.

Further, standing the starch slurry for clarification, pouring out the upper layer liquid, putting the supernatant liquid into a big beaker for air drying, taking the starch out of the big beaker after the starch is slightly dried, spreading the starch on a clean plastic plate for further drying, and obtaining the starch after the starch is completely dried.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed.

Claims

1. An extraction device for extracting starch from potatoes is characterized by comprising a first air cylinder (1), a crushing barrel (2), a slicing mechanism (3), a storage mechanism (4), an extrusion mechanism (5), a third air cylinder (6), a stirring barrel (7), a motor (8) and a flow limiting pipe (9);

the first air cylinder (1) is arranged at the top end of the crushing barrel (2), and the dicing mechanism (3), the storage mechanism (4) and the extruding mechanism (5) are all arranged in the crushing barrel (2);

the cutting mechanism (3) is fixed at the bottom end of the first cylinder (1), the cutting mechanism (3) comprises a supporting plate (31) fixed with the first piston rod (14), rectangular pressing strips (32) distributed in parallel are fixed at the bottom of the supporting plate (31), triangular cutting strips (33) distributed in parallel are arranged at the bottoms of the rectangular pressing strips (32), compression springs (34) distributed in an array mode are fixed between the rectangular pressing strips (32) and the triangular cutting strips (33), a buffering effect is achieved when the triangular cutting strips (33) are pressed downwards, and the tips of the triangular cutting strips (33) face downwards;

the storage mechanism (4) is arranged below the slicing mechanism (3), the storage mechanism (4) is fixed on the side wall of the crushing barrel (2), the storage mechanism (4) comprises storage racks (41) distributed in an array manner, first storage boxes (42) for storing small potatoes are supported among the storage racks (41), and second storage boxes (43) for storing large potatoes are arranged in the middle of the storage racks (41);

the extrusion mechanism (5) is arranged below the article placing mechanism (4); the extrusion mechanism (5) comprises a first supporting plate (51), a second cylinder (52) is fixed on the first supporting plate (51), a second piston rod (53) on the second cylinder (52) movably penetrates through the side wall of the crushing barrel (2), one end of the second piston rod (53) is connected with an extrusion plate (54), the side surface of the extrusion plate (54) is set to be a filing surface, a parallel placing plate (55) is arranged on one side of the extrusion plate (54), a rectangular notch (5501) is formed in one end of the parallel placing plate (55), and a limiting hole (5502) is formed in the side end of the rectangular notch (5501);

a vertical baffle (56) is arranged in the limiting hole (5502), fixing pins (5601) are arranged on two sides of the top end of the vertical baffle (56), the fixing pins (5601) are welded on the side wall of the crushing barrel (2), avoidance notches (5602) are formed in two sides of the bottom end of the vertical baffle (56), limiting rods (5603) are arranged on the side ends of the avoidance notches (5602), the limiting rods (5603) are arranged in the limiting holes (5502), and the limiting rods (5603) and the limiting holes (5502) are in transition fit;

the third cylinder (6) is fixed on the side wall of the crushing barrel (2), the bottom end of the crushing barrel (2) is communicated with the stirring barrel (7), the motor (8) is fixed on the side wall of the stirring barrel (7), and the flow limiting pipe (9) is communicated with the bottom end of the stirring barrel (7);

the two sides of the top of the crushing barrel (2) are provided with symmetrically distributed supporting blocks (21), through holes (2101) are formed in the supporting blocks (21), a threaded rod (12) is movably arranged in the through holes (2101), under the blocking action of a fastening screw cap (13), the position of a first air cylinder (1) and a transverse supporting rod (11) is determined, the top of the crushing barrel (2) is provided with a barrel cover (22), one end of the barrel cover (22) is provided with a first sleeve (2201), a second sleeve (2202) matched with the first sleeve (2201) is arranged on one side of the top end of the crushing barrel (2), a bolt (2203) is arranged in the first sleeve (2201) and the second sleeve (2202), the other end of the barrel cover (22) is further provided with a stop block (2204), and the bottom end of a first piston rod (14) is fixedly welded with a block cutting mechanism (3);

a semicircular notch (23) is formed in one side of the bottom end of the crushing barrel (2), a screening plate (24) is arranged in the semicircular notch (23), and screening holes (2401) distributed in a circumferential array are formed in the screening plate (24);

a third air cylinder (6) is arranged on the side wall of the bottom end of the crushing barrel (2), the third air cylinder (6) is fixed on a second supporting plate (61) arranged on the side wall of the crushing barrel (2), a third piston rod (62) arranged on the third air cylinder (6) penetrates through the side wall of the crushing barrel (2), one end of the third piston rod (62) is fixedly connected with an arc-shaped push plate (63), and the arc-shaped push plate (63) is arranged at the upper end of the screening plate (24) but is not fixed with the screening plate (24);

an annular clamping block (25) is arranged at the bottom end of the crushing barrel (2), a transition pipeline (26) is arranged at the middle position of the bottom end of the crushing barrel (2) in a communicating mode, a supporting mechanism (27) is arranged in the transition pipeline (26), the supporting mechanism (27) comprises a limiting circular ring (2701) at the central position, supporting rods (2702) distributed in an array mode are arranged on the side wall of the limiting circular ring (2701), and a stirring barrel (7) is arranged below the transition pipeline (26);

open agitator (7) top has ring groove (71), ring groove (71) are fixed in ring groove (71) to ring fixture block (25) block, agitator (7) side is opened there are water filling hole (75), be equipped with puddler (72) in agitator (7), supporting mechanism (27) are run through on puddler (72) top, puddler (72) rotate to be set up in spacing ring (2701), be equipped with limit nut (7201) on puddler (72), welded fastening has stirring rake (73) that the spiral distributes on puddler (72), puddler (72) bottom is equipped with baffle (74) that have the through-hole, baffle (74) are fixed on puddler (72) bottom lateral wall, puddler (72) and baffle (74) pass through the bearing and connect, baffle (74) bottom is equipped with the gauze.

2. The extraction equipment for extracting starch from potatoes as claimed in claim 1, wherein a transverse support rod (11) is fixed on the first cylinder (1), threaded rods (12) are fixed at the bottoms of the two ends of the transverse support rod (11), a fastening nut (13) is in threaded connection with the threaded rods (12), and a crushing barrel (2) is arranged at the bottom of a first piston rod (14) on the first cylinder (1) in a penetrating manner.

3. The extraction equipment for extracting starch from potatoes as claimed in claim 1, wherein a motor (8) is arranged on the side wall of the stirring barrel (7), the motor (8) is fixed on a third support plate (81) arranged on the side wall of the stirring barrel (7), a rotating rod (82) is fixed at the output end of the motor (8), both ends of the rotating rod (82) are rotatably connected to the side wall of the stirring barrel, a worm (8201) is fixedly welded on the rotating rod (82), and a turbine (76) meshed with the worm (8201) is fixedly welded on the stirring rod (72).

4. The extraction equipment for extracting starch from potatoes as claimed in claim 1, wherein a flow limiting pipe (9) is arranged at the bottom of the stirring barrel (7) in a communicating manner, side wall holes (91) are symmetrically distributed on the side wall of the flow limiting pipe (9), a rubber flow baffle plate (92) is arranged in each side wall hole (91), and rotating strips (9201) arranged at two ends of each flow baffle plate (92) are rotatably arranged in each side wall hole (91).