CN110152510B

CN110152510B - Mixing device for processing liquid food for special medicine

Info

Publication number: CN110152510B
Application number: CN201910420739.0A
Authority: CN
Inventors: 鲁曾
Original assignee: Rizhao Polytechnic
Current assignee: Rizhao Polytechnic
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2021-10-22
Anticipated expiration: 2039-05-20
Also published as: CN110152510A

Abstract

The invention discloses a mixing device for processing liquid food for special medicine, and particularly relates to the technical field of food processing equipment. According to the invention, the cross rods and the vertical rods which are arranged in a staggered mode are driven by the motor to fully stir the powdery raw materials and the nutrient base liquid in the material mixing tank, and the sterile air is continuously introduced into the sterile gas containing cavity through the air inlet pipe, so that the powdery raw materials accumulated at the central position of the top of the screen plate, even the powdery raw materials agglomerated and blocked in the mesh holes on the screen plate float upwards, and are further dissolved under the action of the cross rods and the vertical rods which are arranged in a staggered mode.

Description

Mixing device for processing liquid food for special medicine

Technical Field

The invention relates to the technical field of food processing equipment, in particular to a mixing device for processing liquid food for special medicine.

Background

The formula food for special medical purposes belongs to special dietary food, and is specially processed and prepared for meeting special requirements of people with limited eating, digestive absorption disorder, metabolic disorder or specific disease states on nutrients or diet, when a target group cannot eat common diet or cannot meet the nutritional requirements of the target group with daily diet, the formula food for special medical purposes can be used as a nutritional supplement way to play a role in supporting nutrition, and the target group comprises special medical-purpose infant formula food suitable for 0-12 months old and special medical-purpose formula food suitable for people over 1 year old.

Patent application publication No. CN 206950688U's utility model discloses a processing system of special medical use prescription of liquid form product, dilute the concentrate through setting up pure water passageway and spoiler and mix, then concentrate by distillation plant again, thereby the difficult even problem of mixture of concentrate among the prior art has been solved, carry out stability and accurate control through the water bath and heat, the dilution that is favorable to various concentrates mixes, through setting up the perforation each other not corresponding, reach better vortex effect.

However, in actual use, there are still many disadvantages, such as when mixing liquid and powdered raw materials into liquid food, the powdered raw materials which are not dissolved in time easily block the perforations on the spoiler, thereby causing uneven mixing of raw materials and affecting the eating effect of the liquid food.

Disclosure of Invention

In order to overcome the above-mentioned defects of the prior art, embodiments of the present invention provide a mixing device for processing liquid food for special medicine, wherein a motor drives a cross bar fixedly arranged on the outer wall of the circumferential side, and a rotating shaft fixedly provided with a vertical bar at the bottom of the cross bar fully agitates the powdered raw material and the nutrient base liquid added into a mixing tank to fully dissolve the powdered raw material and the nutrient base liquid, and continuously introduces sterile air into a sterile gas cavity through an air inlet pipe to overflow from an air outlet at the bottom of the sterile gas cavity and upwards discharge the sterile air, so that the powdered raw material accumulated at the central position of the top of a screen plate under the action of centrifugal force generated by rotation of the rotating shaft, even the powdered raw material blocked in a mesh hole on the screen plate and not dissolved in time floats upwards, and is further dissolved under the action of the cross bar and the vertical bar arranged in a staggered manner to ensure that the powdered raw material and the nutrient base liquid are fully and uniformly mixed, the mixing effect of the powdery raw materials and the nutrient base solution can be greatly improved, so that the problems in the background art can be solved.

In order to achieve the purpose, the invention provides the following technical scheme: a mixing device for processing liquid food for special medicine comprises a frame, wherein a mixing tank is fixedly arranged at the top of the frame, a tank cover is arranged at the top of the mixing tank in a matched mode, a discharging pipe is connected to the central position of the bottom of the mixing tank, a first control valve is arranged on the discharging pipe, an aseptic gas containing cavity is arranged at the bottom of an inner cavity of the mixing tank, an air inlet pipe is arranged at the bottom end of one side of the mixing tank, aseptic air is introduced into the air inlet pipe, the air inlet pipe penetrates through the side wall of the mixing tank on the corresponding side of the air inlet pipe and is communicated with the aseptic gas containing cavity, a sealing rubber ring is arranged at the joint of the air inlet pipe and the mixing tank, a through hole is arranged on the aseptic gas containing cavity in a penetrating mode, an air outlet is arranged at the bottom of the aseptic gas containing cavity, a mesh plate is arranged above the aseptic gas containing cavity, a motor is arranged at the central position of the top of the tank cover, a powder pipe is arranged on one side of the motor, a nutrition base liquid pipe is arranged on one side of the powder pipe, a second control valve is arranged on the powder pipe and the nutrition base liquid pipe, a chemical hopper is arranged on the other side of the motor, a third control valve is arranged on the chemical hopper, a balance pipe is arranged on one side of the chemical hopper, an air pressure balance valve is arranged on the balance pipe, the bottom ends of the powder pipe, the nutrition base liquid pipe, the chemical hopper and the balance pipe penetrate through a tank cover and are communicated with a mixing tank, a rotating shaft is fixedly connected to the end part of an output shaft of the motor, a plurality of groups of cross rods are uniformly distributed on the circumferential side of the rotating shaft, the number of each group of cross rods is provided with a plurality of vertical rods, and a plurality of vertical rods are uniformly distributed at the bottom of each cross rod;

an arc groove is formed in the central position of the top of the screen plate, the bottom end face of the rotating shaft is an arc face, the bottom end face of the rotating shaft is matched with the arc groove and movably attached to the arc groove, the vertical rods at the bottoms of two adjacent transverse rods in the same group are arranged in a staggered mode, and the plurality of transverse rods in two adjacent groups are arranged in a staggered mode;

mixing tank inner chamber both sides wall symmetry is equipped with the draw-in groove, the both sides correspondence of otter board is equipped with the card strip, card strip and draw-in groove phase-match, and be provided with the silica gel sealing layer between card strip and the draw-in groove, draw-in groove top one end is provided with holds in the palm the groove, just to the fixed lug that is equipped with in one side top of holding in the palm the groove on the card strip, lug and support groove phase-match, two the fixed otic placode that is equipped with in card strip top, otic placode central point puts the level and runs through and be equipped with supplementary logical groove, the level of otic placode is convex to the axial cross-sectional shape, the cover top corresponds and is equipped with the ring channel, and is circular-arc the otic placode equals with the circularity of ring channel, the draw-in groove top is provided with the flaring groove, lug bottom both ends all set up to the vertical slope to the central axis direction of lug, the bottom and flaring groove phase-match.

The invention has the technical effects and advantages that:

the invention injects nutrient base liquid and powdery raw material into a material mixing tank in sequence through a nutrient base liquid pipe and a powder pipe, drives a rotating shaft to rotate through a motor, utilizes cross rods arranged on the outer wall of the circumferential side of the material mixing tank in a staggered manner, and vertical rods arranged at the bottoms of the cross rods in a staggered manner to fully stir the powdery raw material and the nutrient base liquid, so that the powdery raw material and the nutrient base liquid are fully and uniformly mixed, meanwhile, sterile air can be continuously introduced into an aseptic gas cavity through an air inlet pipe, the sterile air overflowing from an air outlet at the bottom of the aseptic gas cavity can be discharged to the bottom of the material mixing tank, then upwards flows through holes on the aseptic gas cavity, and continuously upwards flows through meshes on a screen plate, and the sterile air is accumulated at the central position of the top of the screen plate under the action of centrifugal force generated by the rotation of the rotating shaft in the process of upwards flowing through the meshes on the screen plate, even the powder raw material blocked in the mesh holes on the mesh plate and not dissolved in time floats upwards, and then is further dissolved under the action of the cross rods and the vertical rods which are arranged in a staggered mode, so that the powder raw material and the nutrient base liquid are fully and uniformly mixed, and along with the continuous introduction of sterile air, the liquid can be prevented from flowing back to the sterile gas containing cavity, the pressure in the mixing tank can be increased, the dissolving rate of the powder raw material can be increased, when the air pressure in the mixing tank reaches a certain value, the air pressure balance valve on the balance pipe is passively opened, so that the air pressure in the mixing tank is ensured to be in dynamic balance, in addition, a medicament can be injected into the mixing tank through the medicament hopper, so that the medicament and liquid food can be used for special patients together, secondary medicament feeding is avoided, convenience and rapidness are realized, and the practicability is high;

the invention can insert the clamping strips at two sides of the screen plate into the clamping grooves from the flaring grooves at the top of the clamping grooves by utilizing the clamping strips and the clamping grooves which are mutually matched, is favorable for quickly inserting the clamping strips into the clamping grooves, thereby reducing the alignment time of the clamping strips and the clamping grooves and improving the assembly efficiency of the device, and the silica gel sealing layer is arranged between the clamping strips and the clamping grooves, is favorable for completely attaching the peripheral side outer wall of the screen plate and the peripheral side inner wall of the mixing tank, avoiding powdery raw materials which are not timely dissolved in the stirring and mixing process from leaking to the bottom of the screen plate and further causing the powdery raw materials which are not sufficiently dissolved to agglomerate, and the arrangement of the silica gel sealing layer is favorable for preventing the powdery raw materials which are not timely dissolved from being clamped between the clamping strips and the clamping grooves, thereby reducing the edible effect of liquid food, a support groove is arranged at one end at the top of the clamping grooves, and a lug matched with the support groove is fixedly arranged at the top end of one side of the clamping strips, which is opposite to the support groove, be favorable to cooperating the draw-in groove to carry on spacingly to the otter board, avoid the otter board to rotate under the effect of produced centrifugal force at the axis of rotation, and, the fixed circular-arc otic placode that is equipped with in card strip top, otic placode central point puts the level and runs through and be equipped with supplementary logical groove, and correspond at the cover top and be equipped with the ring channel, circular-arc otic placode equals with the radian of ring channel, is favorable to cooperating with the axis of rotation, with stability when further improving the otter board fixedly.

Drawings

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

FIG. 2 is a bottom view of a sterile gas chamber of the present invention;

FIG. 3 is a partial schematic view of the present invention;

FIG. 4 is a top view of the mixing bowl of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;

the reference signs are: the device comprises a frame 1, a mixing tank 2, a tank cover 3, a discharge pipe 4, a first control valve 5, a sterile gas containing cavity 6, an air inlet pipe 7, a through hole 8, an air outlet 9, a mesh plate 10, an arc groove 11, a motor 12, a powder pipe 13, a nutrient medium liquid pipe 14, a second control valve 15, a medicament hopper 16, a balance pipe 17, a rotating shaft 18, a cross rod 19, a vertical rod 20, a clamping strip 21, a convex block 22, an ear plate 23, a clamping groove 24, a bracket 25, a flaring groove 26 and an annular groove 27.

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.

Example 1

The invention provides a mixing device for processing liquid food for special medicine as shown in figures 1-5, which comprises a frame 1, wherein a mixing tank 2 is fixedly arranged at the top of the frame 1, a tank cover 3 is arranged at the top of the mixing tank 2 in a matching way, a discharge pipe 4 is connected at the center of the bottom of the mixing tank 2, a first control valve 5 is arranged on the discharge pipe 4, an aseptic gas containing cavity 6 is arranged at the bottom of the inner cavity of the mixing tank 2, an air inlet pipe 7 is arranged at the bottom end of one side of the mixing tank 2, aseptic air is introduced into the air inlet pipe 7, the air inlet pipe 7 penetrates through the side wall of the mixing tank 2 at the corresponding side and is communicated with the aseptic gas containing cavity 6, a sealing rubber ring is arranged at the joint of the air inlet pipe 7 and the mixing tank 2, a through hole 8 is arranged on the aseptic gas containing cavity 6, an air outlet 9 is arranged at the bottom of the aseptic gas containing cavity 6, a screen plate 10 is arranged above the aseptic gas containing cavity 6, a motor 12 is arranged at the center of the top of the tank cover 3, a powder pipe 13 is arranged at one side of the motor 12, a nutrient medium liquid pipe 14 is arranged on one side of the powder pipe 13, a second control valve 15 is arranged on both the powder pipe 13 and the nutrient medium liquid pipe 14, a medicament bucket 16 is arranged at the other side of the motor 12, a third control valve is arranged on the medicament bucket 16, a balance pipe 17 is arranged on one side of the medicament hopper 16, an air pressure balance valve is arranged on the balance pipe 17, the bottom ends of the powder pipe 13, the nutrient medium pipe 14, the medicament bucket 16 and the balance pipe 17 all penetrate through the tank cover 3, and is communicated with the mixing tank 2, the end part of the output shaft of the motor 12 is fixedly connected with a rotating shaft 18, a plurality of groups of cross rods 19 are uniformly distributed on the circumferential side of the rotating shaft 18, and the number of each group of the cross rods 19 is provided with a plurality of cross rods 20, and a plurality of vertical rods 20 are uniformly distributed at the bottom of each cross rod 19.

From the above embodiment, it can be seen that: according to the invention, a motor 12 is used for driving a transverse rod 19 fixedly arranged on the outer wall of the circumferential side, a rotating shaft 18 fixedly provided with a vertical rod 20 at the bottom of the transverse rod 19 is used for fully stirring powdered raw materials and nutrient base liquid added into a mixing tank 2 to be fully dissolved, sterile air is continuously introduced into an aseptic air cavity 6 through an air inlet pipe 7, the sterile air overflowing from an air outlet 9 at the bottom of the aseptic air cavity 6 is discharged to the bottom of the mixing tank 2, then upwards flows through a through hole 8 on the aseptic air cavity 6 and continuously upwards flows through meshes on a screen plate 10, in the process that the sterile air upwards flows through the meshes on the screen plate 10, the centrifugal force generated by the rotation of the rotating shaft 18 is accumulated at the central position of the top of the screen plate 10, and even the powdered raw materials which are caked and blocked in the meshes on the screen plate 10 and are not timely dissolved are upwards floated, then further dissolve under crisscross horizontal pole 19 that sets up and the effect of montant 20, in order to ensure that powdered raw materials and nutrition base liquid intensive mixing are even, can improve the mixed effect to powdered raw materials and nutrition base liquid greatly, and, when atmospheric pressure in compounding jar 2 reaches a definite value, atmospheric pressure balanced valve on the balance tube 17 is opened passively, in order to ensure that the atmospheric pressure in compounding jar 2 is in dynamic balance, in addition, can also fill 16 injection medicament in to compounding jar 2 through the medicament, make it practical for special disease with liquid food together, avoid the secondary to feed the medicine, high convenience and fast, therefore, the clothes hanger is strong in practicability.

Example 2

Further, otter board 10 top central point puts and is provided with circular arc groove 11, the bottom face of axis of rotation 18 sets up to the arc surface, the bottom face and the circular arc groove 11 phase-match of axis of rotation 18, and the activity laminating between the two is favorable to withstanding otter board 10 through axis of rotation 18 bottom, avoids it to reciprocate under the produced centrifugal force effect of axis of rotation 18 rotation.

Further, the vertical rods 20 at the bottoms of the two adjacent transverse rods 19 in the same group are arranged in a staggered mode, and the plurality of transverse rods 19 in the two adjacent groups are arranged in a staggered mode, so that the powdery raw materials and the nutrient base liquid can be fully mixed.

Further, 2 inner chamber both sides wall symmetries of compounding jar are equipped with draw-in groove 24, the both sides correspondence of otter board 10 is equipped with card strip 21, card strip 21 and draw-in groove 24 phase-match, and be provided with the silica gel sealing layer between card strip 21 and draw-in groove 24, be favorable to making otter board 10 circumference side outer wall laminate completely with 2 circumference side inner walls of compounding jar, avoid stirring the powdery raw materials that the mixing in-process was not in time dissolved and leak to otter board 10 bottom, thereby lead to failing fully to dissolve and agglomerate, and the setting of silica gel sealing layer, be favorable to preventing that the powdery raw materials card that is not in time dissolved from blocking between card strip 21 and draw-in groove 24, thereby liquid food's edible effect has been reduced.

Furthermore, a supporting groove 25 is arranged at one end of the top of the clamping groove 24, a protruding block 22 is fixedly arranged on the top end of one side, opposite to the supporting groove 25, of the clamping strip 21, the protruding block 22 is matched with the supporting groove 25, the clamping groove 24 is favorably matched with the supporting groove to limit the screen plate 10, and the screen plate 10 is prevented from rotating under the action of centrifugal force generated by rotation of the rotating shaft 18.

Further, two fixed otic placode 23 that is equipped with in card strip 21 top, otic placode 23 central point puts the level and runs through and be equipped with supplementary logical groove, the level of otic placode 23 is convex to the axial cross-sectional shape, cover 3 top correspondence is equipped with ring channel 27, and is circular-arc otic placode 23 equals with the circularity of ring channel 27, is favorable to cooperating with axis of rotation 18 to further improve the stability when fixed to otter board 10.

Further, draw-in groove 24 top is provided with flaring groove 26, lug 22 bottom both ends all set up to lug 22 vertical to the central axis direction slope, lug 22's bottom and flaring groove 26 phase-match are favorable to blocking in strip 21 inserts draw-in groove 24 fast to reduce card strip 21 and draw-in groove 24's counterpoint time, with the assembly efficiency of improvement device.

The working principle of the invention is as follows:

referring to the attached drawings 1-2 of the specification, when in use, the mixing device is communicated with an external power supply, then the first control valve 5 on the discharging pipe 4 is closed, the powder pipe 13 and the second control valve 15 on the nutrient base liquid pipe 14 are opened in sequence, nutrient base liquid and powdered raw materials are injected into the mixing tank 2 in sequence through the nutrient base liquid pipe 14 and the powder pipe 13, meanwhile, the motor 12 is started to drive the rotating shaft 18 to rotate, because the vertical rods 20 at the bottoms of two adjacent horizontal rods 19 in the same group are arranged in a staggered manner, and the plurality of horizontal rods 19 in two adjacent groups are arranged in a staggered manner, the full mixing between the powdered raw materials and the nutrient base liquid is facilitated, in the process of mixing the powdered raw materials and the nutrient base liquid, part of the powdered raw materials which are not dissolved in time can be accumulated at the top center position of the screen plate 10 under the action of centrifugal force generated by the rotation of the rotating shaft 18, even the cake blocks in the mesh on the mesh plate 10, sterile air can be continuously introduced into the sterile gas chamber 6 through the air inlet pipe 7, the sterile air overflowing from the air outlet 9 at the bottom of the sterile gas chamber 6 can be discharged to the bottom of the mixing tank 2, then the sterile air can upwards flow through the through hole 8 on the sterile gas chamber 6 and continuously upwards flow through the mesh on the mesh plate 10, in the process that the sterile air upwards flows through the mesh on the mesh plate 10, the sterile air can be accumulated at the central position of the top of the mesh plate 10 under the action of centrifugal force generated by rotation of the rotating shaft 18, even the powdery raw material blocked in the mesh on the mesh plate 10 by the cake is upwards floated and further dissolved under the action of the cross rods 19 and the vertical rods 20 which are arranged in a staggered mode, so that the powdery raw material and the nutrient base liquid are fully and uniformly mixed, and the sterile air is continuously introduced, the liquid can be prevented from flowing back to the sterile gas containing cavity 6, the pressure in the mixing tank 2 can be increased to increase the dissolving speed of the powdery raw material, when the air pressure in the mixing tank 2 reaches a certain value, the air pressure balance valve on the balance pipe 17 is passively opened to ensure that the air pressure in the mixing tank 2 is in dynamic balance, in addition, the medicament can be injected into the mixing tank 2 through the medicament hopper 16, so that the mixing tank and liquid food can be used for special patients together, secondary medicament feeding is avoided, convenience and rapidness are realized, and the practicability is high;

referring to the attached drawings 1 and 3-5 of the specification, in the using process, the clamping strips 21 at two sides of the screen plate 10 can be inserted into the clamping grooves 24 from the flaring slots 26 at the tops of the clamping grooves 24, so that the clamping strips 21 can be rapidly inserted into the clamping grooves 24, the alignment time of the clamping strips 21 and the clamping grooves 24 can be reduced, the assembling efficiency of the device can be improved, a silica gel sealing layer is arranged between the clamping strips 21 and the clamping grooves 24, the outer wall of the circumferential side of the screen plate 10 can be completely attached to the inner wall of the circumferential side of the mixing tank 2, the situation that powdery raw materials which are not dissolved in time leak to the bottom of the screen plate 10 during stirring and mixing is avoided, so that the powdery raw materials which are not dissolved in time are not dissolved are prevented from being clamped between the clamping strips 21 and the clamping grooves 24, the edible effect of liquid food is reduced, a supporting groove 25 is arranged at one end at the top of the clamping grooves 24, a protruding block 22 matched with the supporting groove 25 is fixedly arranged at one side of the clamping strips 21 opposite to the supporting groove 25, the screen plate 10 is limited by matching with the clamping groove 24, rotation of the screen plate 10 under the action of centrifugal force generated by rotation of the rotating shaft 18 is avoided, the top end of the clamping strip 21 is fixedly provided with the arc-shaped lug plate 23, the central position of the lug plate 23 horizontally penetrates through the auxiliary through groove, the annular groove 27 is correspondingly arranged at the top of the tank cover 3, the arc-shaped lug plate 23 is equal to the arc degree of the annular groove 27, and the screen plate 10 is favorably matched with the rotating shaft 18 so as to further improve the stability of the screen plate 10 in fixing.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. A mixing device for processing liquid food for special medicine comprises a frame (1), and is characterized in that: the mixing device is characterized in that a mixing tank (2) is fixedly arranged at the top of the frame (1), a tank cover (3) is arranged at the top of the mixing tank (2) in a matched manner, a material discharging pipe (4) is connected to the central position of the bottom of the mixing tank (2), a first control valve (5) is arranged on the material discharging pipe (4), an aseptic gas containing cavity (6) is arranged at the bottom of the inner cavity of the mixing tank (2), an air inlet pipe (7) is arranged at the bottom end of one side of the mixing tank (2), aseptic air is communicated in the air inlet pipe (7), the air inlet pipe (7) penetrates through the side wall of the mixing tank (2) on the corresponding side and is communicated with the aseptic gas containing cavity (6), a sealing rubber ring is arranged at the joint of the air inlet pipe (7) and the mixing tank (2), a through hole (8) is arranged on the aseptic gas containing cavity (6), and a gas outlet (9) is arranged at the bottom of the aseptic gas containing cavity (6), the sterile gas mixing device is characterized in that a screen plate (10) is arranged above the sterile gas containing cavity (6), a motor (12) is arranged at the center of the top of the tank cover (3), a powder pipe (13) is arranged on one side of the motor (12), a nutrient medium liquid pipe (14) is arranged on one side of the powder pipe (13), second control valves (15) are arranged on the powder pipe (13) and the nutrient medium liquid pipe (14), a medicament hopper (16) is arranged on the other side of the motor (12), a third control valve is arranged on the medicament hopper (16), a balance pipe (17) is arranged on one side of the medicament hopper (16), an air pressure balance valve is arranged on the balance pipe (17), the bottom ends of the powder pipe (13), the nutrient medium liquid pipe (14), the medicament hopper (16) and the balance pipe (17) penetrate through the tank cover (3) and are communicated with the mixing tank (2), a rotating shaft (18) is fixedly connected to the end of an output shaft of the motor (12), a plurality of groups of cross rods (19) are uniformly distributed on the circumferential side of the rotating shaft (18), a plurality of cross rods (19) are arranged in each group, and a plurality of vertical rods (20) are uniformly distributed at the bottom of each cross rod (19);

an arc groove (11) is formed in the center of the top of the screen plate (10), the bottom end face of the rotating shaft (18) is an arc face, the bottom end face of the rotating shaft (18) is matched with the arc groove (11), and the bottom end face of the rotating shaft and the arc groove are movably attached; the vertical rods (20) at the bottoms of two adjacent transverse rods (19) in the same group are arranged in a staggered manner, and a plurality of transverse rods (19) in two adjacent groups are arranged in a staggered manner;

clamping grooves (24) are symmetrically formed in two side walls of an inner cavity of the material mixing tank (2), clamping strips (21) are correspondingly arranged on two sides of the screen plate (10), the clamping strips (21) are matched with the clamping grooves (24), and a silica gel sealing layer is arranged between the clamping strips (21) and the clamping grooves (24); a bracket (25) is arranged at one end of the top of the clamping groove (24), a lug (22) is fixedly arranged at the top end of one side of the clamping strip (21) opposite to the bracket (25), and the lug (22) is matched with the bracket (25); the top ends of the two clamping strips (21) are fixedly provided with lug plates (23), the center positions of the lug plates (23) are horizontally provided with auxiliary through grooves in a penetrating mode, the horizontal axial cross section of each lug plate (23) is arc-shaped, the top of the tank cover (3) is correspondingly provided with an annular groove (27), and the arc-shaped lug plates (23) and the annular groove (27) are equal in arc degree; the top end of the clamping groove (24) is provided with an opening expanding groove (26), two ends of the bottom of the convex block (22) are inclined towards the direction of the central axis towards the vertical direction of the convex block (22), and the bottom end of the convex block (22) is matched with the opening expanding groove (26).