CN115365110A

CN115365110A - Sanitary food processing food material multistage screening device

Info

Publication number: CN115365110A
Application number: CN202211283541.0A
Authority: CN
Inventors: 罗翠蓬; 欧建
Original assignee: Nantong Ouheng Machinery Co ltd
Current assignee: Nantong Ouheng Machinery Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2022-11-22

Abstract

The application provides a sanitary type food processing is with eating material multistage screening plant relates to the food processing field, has the box of supporting leg including lower surface four corners department, and the both sides wall of box is from last to rotating first roller, second roller and the third roller that is connected with the even equidistance of a plurality of and arranges down through the bearing in proper order. This application is through drive assembly, the setting of devices such as spray assembly and buffer board, make when sieving edible material through first roller, second roller and third roller carry out tertiary screening to edible material, thereby the effectual accuracy of guaranteeing the screening result, utilize drive assembly to rotate first roller and second roller, and then the effectual screening efficiency that improves when eating the material screening, prevent to eat material when screening jam on first roller or second roller, the staff still can tentatively wash it through spray assembly, and the effectual clean of eating the material of having guaranteed, further improvement the device's practicality and suitability.

Description

Sanitary food processing food material multistage screening device

Technical Field

The invention relates to the field of food processing, in particular to a sanitary food processing food material multi-stage screening device.

Background

The food processing is characterized in that edible materials are subjected to certain procedures to cause changes such as better eating or more beneficial and the like, and raw grains or other raw materials are subjected to artificial treatment processes to form a novel directly edible product, which is a type of the processing industry of generalized agricultural products.

In the process of food processing, in order to select qualified and the similar food of size, often can sieve its raw and other materials and handle, and traditional food screening plant, generally all set up a screen cloth, food sieves the processing through this screen cloth, however, make the meticulous degree of food screening lower like this, the accuracy of screening result has been reduced, and difficult assurance food sieves the back size similar, make in subsequent processing to food, can go out the process of screening to the food size by one step more, often waste time and energy, can produce certain influence to the efficiency of screening simultaneously, therefore we improve this, provide a sanitary type food processing with eating material multistage screening plant.

Disclosure of Invention

The invention aims to provide a sanitary food material multistage screening device for food processing, which solves the problems that the fineness degree of food screening is low, the accuracy of a screening result is reduced, and the screened food materials are difficult to ensure to be similar in size, so that a process of screening the food size in one step is increased in the subsequent treatment of the food, time and labor are wasted, and the screening efficiency is influenced to a certain extent.

In order to achieve the above purpose, the invention provides the following technical scheme:

a sanitary food material multi-stage screening device for food processing aims to solve the problems.

The present application is specifically such that:

including the box that lower surface four corners department has the supporting leg, the both sides wall of box rotates the first roller, second roller and the third roller that is connected with the even equidistance of a plurality of range from last to down through the bearing in proper order, the top bolt of box one side has the feed inlet, the interior roof fixedly connected with of feed inlet is used for brushing off edible material surface dirty brush, the box is with the relative one side fixedly connected with casing of feed inlet, and the junction of casing and box has all seted up the feed opening, still includes:

the driving assembly is located at the position, corresponding to the roller shaft, of the front face of the box body, is rotatably connected with the connecting position of the box body through a bearing and is used for driving the first roller shaft and the second roller shaft to rotate synchronously.

The spraying assembly is located at the bottom of the box body, and the output end of the spraying assembly penetrates through the inside of the box body and is used for preliminarily cleaning the collected food materials.

Filtering component, including inlaying and establishing the fan on the box is close to the lateral wall of feed inlet department, and the fan is corresponding with the inside feed opening of seting up of box, the both sides wall of casing all rotates the fourth roller that is connected with the even equidistance of a plurality of and arranges through the bearing, and the fourth roller is the chevron shape and arranges on the inner wall of casing, one side sliding connection that the feed opening was kept away from to the casing has the collection box that is used for carrying out the collection to impurity, the baffle box that is linked together with the box is all seted up to the both sides wall that the fourth roller was kept away from to the casing.

As the preferred technical scheme of this application, a plurality of first roll is to keeping away from the lopsidedness range of feed inlet, one side fixedly connected with that the feed inlet is kept away from to the box is the first baffle of L type, box one side corresponds first baffle department sliding connection and has the first collecting box that has the handle, a plurality of second roll is to the lopsidedness range that is close to the feed inlet, the box is close to the second baffle that feed inlet corresponds second roll department fixedly connected with and is the L type, box one side corresponds second baffle department sliding connection and has the second collecting box that has the handle, the equal sliding connection in bottom at the front and the back of box has the third collecting box.

As the preferred technical scheme of this application, the box both sides wall is close to the feed inlet and is used for the baffle that separation impurity falls into in the second collecting box to first roller department fixedly connected with, the box both sides wall corresponds first roller department fixedly connected with and is the buffer board that the slope was placed, the surface of buffer board is equipped with and is used for carrying out the foam-rubber cushion that cushions to the edible material of whereabouts.

As the preferred technical scheme of this application, drive assembly includes fixed connection at the positive protecting crust of box, the fixed surface of protecting crust is connected with motor, a plurality of the equal fixedly connected with in first roller and second roller surface one end is the tooth piece that the annular array form was arranged, a plurality of the tooth piece that first roller surface is connected all meshes same first cingulum, a plurality of the tooth piece that second roller surface is connected all meshes same second cingulum.

As the preferred technical scheme of this application, the output and one of them first roller fixed connection of motor, with the first roller that the motor is connected with the one end on second roller surface is fixedly connected with action wheel and follow driving wheel respectively, and the epaxial action wheel of first roller meshes with the epaxial follow driving wheel of second roller mutually.

As the preferred technical scheme of this application, the spray assembly includes the header tank of fixed connection in box lower surface department, one side fixedly connected with water pump of header tank, the water inlet of water pump runs through the header tank and extends to inside, the outlet fixedly connected with drinking-water pipe of water pump, the both ends of drinking-water pipe are the first aqueduct of fixedly connected with and second aqueduct respectively, the first water deflector of top fixedly connected with of first aqueduct, a plurality of the lower fixed surface of first water deflector is the first shower nozzle that the rectangular array form was arranged, the top fixedly connected with second aqueduct of second aqueduct, a plurality of the lower fixed surface of second aqueduct is the second shower nozzle that the rectangular array form was arranged.

As the preferred technical scheme of this application, the solid fixed ring that the even equidistance of a plurality of was arranged has been cup jointed on the surface of first aqueduct, the fixed surface of solid fixed ring's bottom and box is connected, the equal fixed connection of first water deflector and second water deflector is in the inside wall department of box, and the second water deflector is located the second collecting box directly over, the buffer board is located the second water deflector directly over.

As the preferred technical scheme of this application, water catch tank side edge branch reason fixedly connected with respectively is first communicating pipe and second communicating pipe of symmetric distribution, the top of first communicating pipe runs through the box and is linked together with first collecting box, the top of second communicating pipe runs through the box and is linked together with the second collecting box.

As the preferred technical scheme of this application, the third roller is located the below of second roller, the third roller is the chevron shape and passes through the bearing rotation to be connected on the inner wall of box, the one end and the first baffle of third roller pass through the bearing rotation to be connected, box one side is close to first collecting box department sliding connection and has the impurity collecting box.

As the preferred technical scheme of this application, the impurity collecting box is located the third roller under, a plurality of all leave the space between adjacent first roller, second roller or the third roller, and the space that a plurality of adjacent first roller, second roller or the third roller left reduces from last to down in proper order.

Compared with the prior art, the invention has the beneficial effects that:

in the scheme of the application:

1. through the arrangement of the first roller shaft, the second roller shaft, the third roller shaft, the driving assembly, the spraying assembly, the buffer plate and the like, when the food materials are screened, the food materials are screened in a three-stage screening mode through the first roller shaft, the second roller shaft and the third roller shaft, so that the accuracy of a screening result is effectively guaranteed, meanwhile, the driving assembly is utilized to rotate the first roller shaft and the second roller shaft, the screening efficiency when the food materials are screened is effectively improved, the food materials are prevented from being blocked on the first roller shaft or the second roller shaft when being screened, and after the screening is finished, workers can also preliminarily clean the food materials through the spraying assembly, so that the cleanness of the food materials is effectively guaranteed, and the practicability and the applicability of the device are further improved;

2. through the setting of devices such as box, casing, filtering component, first roller and collection box for when will eating the material and pouring into the box, at first utilize filtering component to carry out the prefilter to it, will eat the impurity of lighter in the material and filter, thereby improve the device's filter effect, when eating the material mistake and go into filtering component in, still accessible fourth roller makes it fall into in the baffle box and carry it to first roller on, sieve it, and then the effectual waste that has reduced the device to eating the material.

Drawings

Fig. 1 is a schematic front structural view of a sanitary food material multi-stage screening device for food processing according to the present application;

fig. 2 is a back structural schematic view of a sanitary food material multi-stage screening device for food processing according to the present application;

fig. 3 is a schematic sectional top structural view of a box body of the sanitary food material multi-stage screening device for food processing provided by the application;

fig. 4 is a sectional partial side view structural schematic diagram of a box body of the sanitary food material multi-stage screening device for food processing provided by the application;

fig. 5 is a partial structural schematic view of a filter assembly of the multistage screening device for the hygienic food processing materials provided by the present application;

fig. 6 is a partial structural diagram of the internal cross section of a box body of the sanitary food material multi-stage screening device for food processing provided by the application;

fig. 7 is a schematic side sectional view of a box body of the sanitary food material multi-stage screening device for food processing according to the present application;

fig. 8 is a schematic structural view of a spraying assembly of the sanitary food material multi-stage screening device for food processing provided by the application;

fig. 9 is an enlarged schematic structural diagram of a part a in fig. 3 of the sanitary food material multi-stage screening device for food processing according to the present application.

Fig. 10 is an enlarged schematic structural diagram of a portion B in fig. 2 of the sanitary food material multi-stage screening device for food processing according to the present application.

The following are marked in the figure:

1. a box body; 2. a first roller shaft; 3. a second roller shaft; 4. a third roller shaft; 5. a brush; 6. a housing; 7. a drive assembly; 71. a protective shell; 72. a motor; 73. a tooth block; 74. a first toothed belt; 75. a second toothed belt; 76. a driving wheel; 77. a driven wheel; 8. a spray assembly; 81. a water collection tank; 82. a water pump; 83. a water pumping pipe; 84. a first water conduit; 85. a second water conduit; 86. a second water guide plate; 87. a first water guide plate; 88. a first nozzle; 89. a second nozzle; 9. a filter assembly; 91. a fan; 92. a fourth roll shaft; 93. a collection box; 94. a material guide chute; 10. a first baffle plate; 11. a first collection tank; 12. a second baffle; 13. a second collection tank; 14. a third collection tank; 15. a partition plate; 16. a buffer plate; 17. a first communication pipe; 18. a second communicating pipe; 19. impurity collecting box.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments.

Thus, the following detailed description of the embodiments of the invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

It should be noted that the embodiments of the present invention and the features and technical solutions thereof may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on those shown in the drawings, or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and such terms are used for convenience of description and simplification of the description, and do not refer to or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 10, the present invention provides a technical solution: a sanitary food material multi-stage screening device for food processing;

example 1:

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10 show, this embodiment provides a sanitary type food processing is with eating material multi-stage screening device, box 1 including lower surface four corners department has the supporting leg, the both sides wall of box 1 is from last to rotating the first roller 2 that is connected with the even equidistance of a plurality of range down through the bearing in proper order, second roller 3 and third roller 4, and the one end of first roller 2 and second roller 3 all runs through box 1 and is connected with drive assembly 7, the top bolt of box 1 one side has the feed inlet, box 1 one side is close to feed inlet department fixedly connected with guide frame, the interior roof fixedly connected with of feed inlet is used for brushing the dirty brush 5 in edible material surface, box 1 and the relative one side fixedly connected with casing 6 of feed inlet, and casing 6's junction of box 1 has all seted up the feed opening, casing 6 is linked together with box 1 through the feed opening, still include:

the driving assembly 7 is located at the position, corresponding to the roller shaft, of the front face of the box body 1 and is connected with the connecting position of the box body 1 in a rotating mode through a bearing, and the driving assembly is used for driving the first roller shaft 2 and the second roller shaft 3 to rotate synchronously.

Spray set 8 is located the bottom of box 1, and spray set 8's output runs through to the inside of box 1 for eat the material to the collection and wash tentatively.

Filter assembly 9, including inlaying fan 91 of establishing on box 1 and being close to on the lateral wall of feed inlet department, and fan 91 is corresponding with the inside feed opening of seting up of box 1, the both sides wall of casing 6 all is connected with the fourth roller 92 that a plurality of even equidistance was arranged through the bearing rotation, and fourth roller 92 is the chevron shape and arranges on the inner wall of casing 6, one side sliding connection that casing 6 kept away from the feed opening has the collection box 93 that is used for collecting impurity, the baffle box 94 that is linked together with box 1 is all seted up to the both sides wall that casing 6 kept away from fourth roller 92, when needs sieve the edible material, at first with eating the edible material along the baffle box fall into box 1 through the feed opening, start fan 91, make edible material blow to feed opening and fall into inside casing 6 with the impurity of edible material under the effect of fan 91 in the whereabouts, impurity that impurity will fall into the edible material through the space between fourth roller 92 falls into collection box 93 of below, and the edible material landing along fourth roller 92 to baffle box 94 and fall into first roller 2 department and carry out the effectual screening, thereby effectual screening the filtration that screens the edible material impurity that improves the filtration effect that the filtration was carried out in this preliminary screening device, and improved this edible material quality in the box 1.

First roller 2 of a plurality of is arranged to the lopsidedness of keeping away from the feed inlet, one side fixedly connected with that the feed inlet is kept away from to box 1 is the first baffle 10 of L type, box 1 one side corresponds first baffle 10 department sliding connection has first collecting box 11 with the handle, a plurality of second roller 3 is arranged to the lopsidedness of being close to the feed inlet, box 1 is close to the feed inlet and corresponds second roller 3 department fixedly connected with and is the second baffle 12 of L type, box 1 one side corresponds second baffle 12 department sliding connection has second collecting box 13 with the handle, the equal sliding connection in bottom at the front of box 1 and the back has third collecting box 14, first roller 2 and second roller 3 pivoted opposite direction, first roller 2 and second roller 3 rotate to the direction of first collecting box 11 and second collecting box 13 respectively.

The baffle 15 that the feed inlet is close to 1 both sides wall of box and be used for the separation impurity to fall into in the second collecting box 13 to 2 fixedly connected with of first roller, and 1 both sides wall of box corresponds 2 fixedly connected with of first roller and is the buffer board 16 that the slope was placed, and the surface of buffer board 16 is equipped with the foam-rubber cushion that is used for going on buffering to the edible material of whereabouts.

The third roller shaft 4 is positioned below the second roller shaft 3, the third roller shaft 4 is connected to the inner wall of the box body 1 in a herringbone manner through a bearing in a rotating manner, one end of the third roller shaft 4 is connected with the first baffle plate 10 through a bearing in a rotating manner, an impurity collecting box 19 is connected to one side of the box body 1 close to the first collecting box 11 in a sliding manner, the impurity collecting box 19 is positioned under the third roller shaft 4, gaps are reserved among a plurality of adjacent first roller shafts 2, second roller shafts 3 and third roller shafts 4 respectively, the gaps reserved among the first roller shafts 2, the second roller shafts 3 and the third roller shafts 4 are reduced from top to bottom in sequence, when the food materials need to be screened, a worker only needs to pour the food materials with impurities onto the material guide frame, so that the food materials fall into the box body 1 through the material discharge port to be screened, the worker starts the filtering assembly 9, so that the food materials are primarily filtered in the falling process, removing some light impurities in the food materials, and simultaneously screening the food materials blown into the filtering component 9 together through the material guide groove 94 to fall into the first roller shaft 2, thereby effectively improving the practicability and the applicability of the device, reducing the waste of the device to the food materials, enabling the food materials to fall onto the buffer pad on the buffer plate 16 and roll down to the first roller shaft 2 along the inclined plane of the buffer plate 16 for primary screening, enabling a worker to start the driving component 7 to enable the driving component 7 to drive the first roller shaft 2 to rotate, thereby effectively accelerating the conveying speed of the food materials on the first roller shaft 2, further improving the screening efficiency of the device, enabling larger food materials to be conveyed into the first collecting box 11 along the first roller shaft 2 for collection, enabling smaller food materials and impurities to fall into the second roller shaft 3 below through the gap between the first roller shafts 2 for secondary screening, the driving assembly 7 drives the first roller shaft 2 to rotate and simultaneously drives the second roller shaft 3 to rotate, food materials above the second roller shaft 3 are conveyed and fall into the second collecting box 13 to be collected, small impurities and food materials fall into the third roller shaft 4 through gaps among the second roller shafts 3, the impurities fall into the waste collecting box below through gaps among the third roller shafts 4 to be stored, the small food materials roll along two sides of the third roller shafts 4 and fall into the third collecting boxes 14 on two sides of the box body 1 to be stored, multi-stage screening of the food materials is completed, meanwhile, in the process of storing the food materials in the first collecting box 11 and the second collecting box 13, a worker can also start the spraying assembly 8, the food materials in the first collecting box 11 and the second collecting box 13 are cleaned through the spraying assembly 8, meanwhile, sewage after being cleaned is conveyed back into the spraying assembly 8 through the communicating pipe to be recycled, and accordingly the food materials are effectively saved.

Example 2:

the scheme of example 1 is further described below in conjunction with specific working modes, which are described in detail below:

as shown in fig. 1, 3, 6, 7 and 9, as a preferred embodiment, on the basis of the above manner, further, the driving assembly 7 includes a protective shell 71 fixedly connected to the front surface of the box 1, a motor 72 is fixedly connected to the surface of the protective shell 71, toothed blocks 73 arranged in an annular array form are fixedly connected to one ends of the surfaces of the plurality of first roller shafts 2 and the second roller shafts 3, the toothed blocks 73 connected to the surfaces of the plurality of first roller shafts 2 are all engaged with the same first toothed belt 74, and the toothed blocks 73 connected to the surfaces of the plurality of second roller shafts 3 are all engaged with the same second toothed belt 75.

The output end of the motor 72 is fixedly connected with one of the first roller shafts 2, one end of the surfaces of the first roller shaft 2 and the second roller shaft 3 connected with the motor 72 is respectively and fixedly connected with a driving wheel 76 and a driven wheel 77, the driving wheel 76 on the first roller shaft 2 is meshed with the driven wheel 77 on the second roller shaft 3, when the first roller shaft 2 and the second roller shaft 3 need to be driven to rotate, a worker only needs to start the motor 72, the output end of the motor 72 drives the first roller shaft 2 corresponding to the motor 72 to rotate, the toothed blocks 73 and the first toothed belts 74 fixed on the surfaces of the first roller shafts 2 are matched for use, other first roller shafts 2 rotate together, meanwhile, the driving wheel 76 fixedly connected with the surfaces of the first roller shafts 2 drives the driven wheels 77 meshed with the driving wheel 77 to rotate together, the second roller shafts 3 sleeved in the middle parts of the driven wheels 77 are rotated together, the toothed blocks 73 and the second toothed belts 75 on the surfaces of the second roller shafts 3 are matched for use, the second roller shafts 3 and the first roller shafts 2 and the second roller shafts 2 and the food material conveying device are improved in the screening efficiency.

As shown in fig. 1, 2, 3, 6, 7 and 8, as a preferred embodiment, based on the above-mentioned manner, the spray assembly 8 further includes a water collection tank 81 fixedly connected to the lower surface of the housing 1, a water pump 82 is fixedly connected to one side of the water collection tank 81, a water inlet of the water pump 82 penetrates through the water collection tank 81 and extends to the inside, a water suction pipe 83 is fixedly connected to a water outlet of the water pump 82, a first water guide pipe 84 and a second water guide pipe 85 are respectively fixedly connected to two ends of the water suction pipe 83, a first water guide plate 87 is fixedly connected to the top end of the first water guide pipe 84, a plurality of first spray heads 88 arranged in a rectangular array are fixedly connected to the lower surface of the first water guide plate 87, a second water guide plate 86 is fixedly connected to the top end of the second water guide pipe 85, and a plurality of second spray heads 89 arranged in a rectangular array are fixedly connected to the lower surface of the second water guide plate 86.

The surface of the first water guide pipe 84 is sleeved with a plurality of fixing rings which are uniformly and equidistantly arranged, the bottoms of the fixing rings are fixedly connected with the surface of the box body 1, the first water guide plate 87 and the second water guide plate 86 are fixedly connected to the inner side wall of the box body 1, the second water guide plate 86 is positioned right above the second collecting box 13, and the buffer plate 16 is positioned right above the second water guide plate 86.

The utility model discloses a water collecting tank 81, fixedly connected with is first communicating pipe 17 and second communicating pipe 18 that the symmetric distribution is respectively at a side edge, the top of first communicating pipe 17 runs through box 1 and is linked together with first collecting box 11, the top of second communicating pipe 18 runs through box 1 and is linked together with second collecting box 13, when falling into corresponding first collecting box 11 and second collecting box 13 after the edible material screening, the staff starts water pump 82, make water pump 82 take out the water in water collecting tank 81 through the water inlet, and through delivery port to in the drinking-water pipe 83, in the first aqueduct 84 and the second aqueduct 85 of carrying out respectively, and carry to first shower nozzle 88 and second shower nozzle 89 department through first aqueduct 87 and second aqueduct 86 respectively, thereby spray first collecting box 11 and second collecting box 13 under first shower nozzle 88 and second shower nozzle 89, make the edible material in first collecting box 11 and the second collecting box 13 preliminarily wash, the effectual quality that improves the edible material.

The above embodiments are only used for illustrating the invention and not for limiting the technical solutions described in the invention, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement of the present invention is made; but all technical solutions and modifications thereof without departing from the spirit and scope of the present invention are encompassed in the claims of the present invention.

Claims

1. The utility model provides a health type food processing is with eating material multi-stage screening device, includes that lower surface four corners department has box (1) of supporting leg, the both sides wall of box (1) is from last to rotating first roller (2), second roller (3) and third roller (4) that are connected with the even equidistance of a plurality of and arrange through the bearing extremely down in proper order, the top bolt of box (1) one side has the feed inlet, a serial communication port, the interior roof fixedly connected with of feed inlet is used for brushing off and eats dirty brush (5) in material surface, box (1) one side fixedly connected with casing (6) relative with the feed inlet, and casing (6) and the junction of box (1) have all seted up the feed opening, still include:

the driving assembly (7) is positioned at the position, corresponding to the roller shaft, of the front face of the box body (1), is in rotating connection with the connecting position of the box body (1) through a bearing and is used for driving the first roller shaft (2) and the second roller shaft (3) to synchronously rotate;

the spraying component (8) is positioned at the bottom of the box body (1), and the output end of the spraying component (8) penetrates into the box body (1) and is used for preliminarily cleaning the collected food materials;

filter assembly (9), including inlaying fan (91) of establishing on box (1) is close to feed inlet department lateral wall, and fan (91) are corresponding with the inside feed opening of seting up of box (1), the both sides wall of casing (6) all is connected with fourth roller (92) that the even equidistance of a plurality of was arranged through the bearing rotation, and fourth roller (92) are the chevron shape and arrange on the inner wall of casing (6), one side sliding connection that feed opening was kept away from in casing (6) has collection box (93) that are used for collecting impurity, baffle box (94) that are linked together with box (1) are all seted up to the both sides wall that fourth roller (92) were kept away from in casing (6).

2. The food material multistage screening device for the sanitary food processing according to claim 1, wherein a plurality of first roller shafts (2) are obliquely arranged towards one side far away from a feeding hole, one side, far away from the feeding hole, of the box body (1) is fixedly connected with a first baffle (10) in an L shape, one side of the box body (1) is slidably connected with a first collecting box (11) with a handle corresponding to the first baffle (10), a plurality of second roller shafts (3) are obliquely arranged towards one side close to the feeding hole, a second baffle (12) in an L shape is fixedly connected with the box body (1) close to the feeding hole corresponding to the second roller shafts (3), a second collecting box (13) with a handle is slidably connected with one side of the box body (1) corresponding to the second baffle (12), and third collecting boxes (14) are slidably connected with the bottoms of the front surface and the back surface of the box body (1).

3. The sanitary food material multistage screening device for food processing as claimed in claim 2, wherein two side walls of the box body (1) are close to the feed inlet, a partition plate (15) for blocking impurities from falling into the second collecting box (13) is fixedly connected to the first roller shaft (2), a buffer plate (16) which is obliquely arranged is fixedly connected to the two side walls of the box body (1) corresponding to the first roller shaft (2), and a sponge pad for buffering the falling food material is arranged on the surface of the buffer plate (16).

4. The food material multistage screening device for the sanitary food processing according to claim 1, wherein the driving assembly (7) comprises a protective shell (71) fixedly connected to the front surface of the box body (1), a motor (72) is fixedly connected to the surface of the protective shell (71), a plurality of toothed blocks (73) arranged in an annular array form are fixedly connected to one ends of the surfaces of the first roller shaft (2) and the second roller shaft (3), the toothed blocks (73) connected to the surfaces of the first roller shaft (2) are all meshed with the same first toothed belt (74), and the toothed blocks (73) connected to the surfaces of the second roller shaft (3) are all meshed with the same second toothed belt (75).

5. The food material multi-stage screening device for the sanitary food processing according to claim 4, wherein an output end of the motor (72) is fixedly connected with one of the first roller shafts (2), one end of the surface of the first roller shaft (2) and one end of the surface of the second roller shaft (3) which are connected with the motor (72) are respectively and fixedly connected with a driving wheel (76) and a driven wheel (77), and the driving wheel (76) on the first roller shaft (2) is meshed with the driven wheel (77) on the second roller shaft (3).

6. The food material multistage screening device for the sanitary food processing according to claim 3, wherein the spraying assembly (8) comprises a water collecting tank (81) fixedly connected to the lower surface of the box body (1), a water pump (82) is fixedly connected to one side of the water collecting tank (81), a water inlet of the water pump (82) penetrates through the water collecting tank (81) and extends to the inside, a water outlet of the water pump (82) is fixedly connected with a water pumping pipe (83), two ends of the water pumping pipe (83) are respectively fixedly connected with a first water guide pipe (84) and a second water guide pipe (85), a first water guide plate (87) is fixedly connected to the top end of the first water guide pipe (84), a plurality of first spray heads (88) arranged in a rectangular array form are fixedly connected to the lower surface of the first water guide plate (87), a second water guide plate (86) is fixedly connected to the top end of the second water guide pipe (85), and a plurality of second spray heads (89) arranged in an array form are fixedly connected to the lower surface of the rectangular water guide plate (86).

7. The food material multistage screening device for the sanitary food processing according to claim 6, wherein a plurality of fixing rings which are uniformly and equidistantly arranged are sleeved on the surface of the first water guide pipe (84), the bottom of each fixing ring is fixedly connected with the surface of the box body (1), the first water guide plate (87) and the second water guide plate (86) are fixedly connected to the inner side wall of the box body (1), the second water guide plate (86) is located right above the second collecting box (13), and the buffer plate (16) is located right above the second water guide plate (86).

8. The food material multistage screening device for the sanitary food processing as claimed in claim 7, wherein a first communicating pipe (17) and a second communicating pipe (18) are fixedly connected to one side edge of the water collecting tank (81) and are symmetrically distributed, the top end of the first communicating pipe (17) penetrates through the tank body (1) and is communicated with the first collecting tank (11), and the top end of the second communicating pipe (18) penetrates through the tank body (1) and is communicated with the second collecting tank (13).

9. The food material multistage screening device for the sanitary food processing according to claim 2, wherein the third roller shaft (4) is positioned below the second roller shaft (3), the third roller shaft (4) is in a herringbone shape and is rotatably connected to the inner wall of the box body (1) through a bearing, one end of the third roller shaft (4) is rotatably connected with the first baffle plate (10) through a bearing, and the impurity collecting box (19) is slidably connected to one side of the box body (1) close to the first collecting box (11).

10. The food material multistage screening device for the sanitary food processing according to claim 9, wherein the impurity collecting box (19) is located right below a third roller shaft (4), gaps are respectively reserved between a plurality of adjacent first roller shafts (2), second roller shafts (3) and third roller shafts (4), and the gaps reserved between the first roller shafts (2), the second roller shafts (3) and the third roller shafts (4) are sequentially reduced from top to bottom.