CN109351318B

CN109351318B - Petroleum extraction catalyst preparation system

Info

Publication number: CN109351318B
Application number: CN201811312303.1A
Authority: CN
Inventors: 韦伟; 胡琴; 郭庆
Original assignee: Guangzhou Teng Jia Automation Instrumentation Co ltd
Current assignee: GUANGZHOU TENG JIA AUTOMATION INSTRUMENTATION Co.,Ltd.
Priority date: 2018-11-06
Filing date: 2018-11-06
Publication date: 2021-08-31
Anticipated expiration: 2038-11-06
Also published as: CN109351318A

Abstract

The invention belongs to the technical field of petroleum refining catalyst preparation equipment, and particularly relates to a petroleum refining catalyst preparation system which comprises a bottom plate and a supporting plate, wherein a stirring module is arranged above the bottom plate; the stirring module is connected with the supporting plate through a parallel mechanism; the stirring module comprises a box body, a feeding hole, a motor and a discharging hole; the motor is arranged at the upper end of the box body, and the output end of the motor is connected with the spiral plate; the lower end of the spiral plate is connected with a cam, and a steel wire screen is arranged below the spiral plate; the steel wire screen is connected in the box body, a first air cylinder is arranged in the steel wire screen and is in contact with the cam; a second cylinder is arranged at the lower part in the box body; the tail ends of the second cylinder and the first cylinder are communicated through an air pipe; the feed inlet is connected with a feed hopper; a shaking plate is arranged below the feeding hole, and the lower end of the shaking plate is arranged above the spiral plate; a discharge valve is arranged on the discharge port; the stirring module is driven to swing in multiple directions by the parallel mechanism, so that the swinging amplitude of the stirring module is improved, and the stirring effect is improved.

Description

Petroleum extraction catalyst preparation system

Technical Field

The invention belongs to the technical field of petroleum refining catalyst preparation equipment, and particularly relates to a petroleum refining catalyst preparation system.

Background

Petroleum, one of the main objects of geological exploration, is a viscous, dark brown liquid, called "industrial blood", with petroleum reserves in the upper part of the crust, the main component being a mixture of various alkanes, cycloalkanes, aromatics.

The secondary processing of crude oil, such as catalytic cracking, catalytic reforming, hydrocracking and other extended refining processes, can improve the quality of petroleum products and the yield of light oil.

Petroleum refining catalyst: an important class of products in the catalyst industry for use in chemical processes in the production of petrochemical products. The catalysts are various in variety, and mainly comprise oxidation catalysts, hydrogenation catalysts, dehydrogenation catalysts, hydroformylation catalysts, polymerization catalysts, hydration catalysts, dehydration catalysts, alkylation catalysts, isomerization catalysts, disproportionation catalysts and the like according to the function of catalytic action, wherein the former five catalysts are used in large amount. The preparation efficiency of the petroleum refining catalyst in the prior art is low.

Disclosure of Invention

In order to make up the defects of the prior art, the invention provides a preparation system of a petroleum refining catalyst, which is mainly used for solving the problem of low preparation efficiency of the petroleum refining catalyst.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a preparation system of a petroleum refining catalyst, which comprises a bottom plate and support plates vertically fixed at two ends of the bottom plate, wherein a stirring module is arranged above the bottom plate; two sides of the stirring module are correspondingly connected with the two supporting plates through parallel mechanisms, and a connecting plate is arranged between the stirring module and the parallel mechanisms; the stirring module comprises a box body, a feeding hole, a motor and a discharging hole; the box body is of a hollow structure; the motor is arranged at the upper end of the box body, the output end of the motor is arranged in the hollow structure, and the output end of the motor is connected with the spiral plate; the lower end of the spiral plate is fixedly connected with a cam through a connecting rod, and a steel wire screen is arranged below the spiral plate; the steel wire screen is connected with the inner wall of the box body through a first spring, four first cylinders which are uniformly distributed are arranged in the circumferential direction of the inner side of the upper part of the steel wire screen, the first cylinders and the cam are positioned on the same plane, and the first cylinders are in contact with the cam; a second cylinder is arranged at the lower part in the box body; the number of the second cylinders is four, the second cylinders are arranged corresponding to the first cylinders, the tail ends of the second cylinders and the tail ends of the first cylinders are in through connection through air pipes, and the second cylinders are all in contact with the lower parts of the steel wire screen meshes; a feed hopper is connected to the outer side of a feed inlet at the upper end of the box body; a shaking plate is arranged below the feeding hole, the shaking plate is hinged to the inner wall of the box body, and the lower end of the shaking plate is arranged above the spiral plate; a discharge valve is arranged on a discharge hole at the lower end of the box body; when the stirring device works, raw materials enter the stirring module from the feeding hopper, and the parallel mechanism works to drive the stirring module to swing in multiple directions, so that the swinging amplitude of the stirring module is improved, and the stirring effect is improved; the motor works to drive the spiral plate to rotate, the raw materials slide onto the spiral plate through the shaking plate, the spiral plate conveys the raw materials upwards to the top end, the raw materials at the front end are extruded into the steel wire screen mesh to be stirred, the shaking plate is matched with the spiral plate to shake the raw materials, the raw materials are shaken and dispersed to form smaller particles, the reaction time is shortened, and the catalyst preparation efficiency is improved; the motor drives the cam and rotates, and promote the cylinder No. one by the cam, the steel wire screen cloth rocks under the effort of cam promotion cylinder this moment, raw materials granule further becomes littleer granule in the steel wire screen cloth, rock the gaseous No. two cylinders that get into after the in-process cylinder is extruded at the steel wire screen cloth, outwards ejecting the piston rod of No. two cylinders, the lower extreme that makes the steel wire screen cloth is moved for the upper end is contused relatively, thereby the frequency and the range that the upper portion and the lower part of steel wire screen cloth rocked have been increased, the efficiency of preparation work is improved, open discharge valve after the work, the finished product is discharged from the discharge gate.

Preferably, the length of the three shaking plates is continuously increased from top to bottom, and every two adjacent shaking plates are connected through a second spring; when the device works, raw materials sequentially pass through three shaking plates, and in the process, the shaking plates continuously shake to enable large raw materials to be scattered into small blocks to facilitate reaction; the three shaking plates have different lengths, so that a certain space is arranged above each plate to enable the raw materials to be lifted in the shaking process, the shaking degree is improved, the raw materials are dispersed, and the use is convenient.

Preferably, a spiral scale welding seam is arranged on the top in the box body and corresponds to the position of the spiral plate, the width of the scale welding seam is 8-15mm, and the height of the scale welding seam is more than 4 mm; when the device works, the raw materials rise to the top along with the rotation of the spiral plate and then contact with the fish scale welding line, and the fish scale welding line extrudes and grinds the raw materials, so that the raw materials are more refined and are convenient for subsequent reaction; the spiral fish scale welding line is matched with the spiral plate, so that the raw materials can be fully extruded and ground in two adjacent circles of the spiral fish scale welding line, and the grinding effect is further improved; meanwhile, the motor and other components are arranged at the top of the box body, the bearing strength of the top of the box body can be improved through the fish scale welding line, the service life of the stirring module is prolonged, and the maintenance cost is reduced.

Preferably, the cross section of the spiral plate is in a step shape, and the step height is continuously increased from outside to inside; when the device works, the lowermost shaking plate is arranged on one side of the lower part of the stepped spiral plate, the shaking plate and the spiral plate can generate indirect contact, when the shaking plate is not in contact, the reciprocating shaking plate can swing downwards, and when the shaking plate is in contact with the spiral plate again, the spiral plate is extruded at the step part of the spiral plate, so that the position of the shaking plate is changed, and the shaking effect of the shaking plate is improved; meanwhile, the step height of the spiral plate is continuously increased from outside to inside, so that the connection strength of the spiral plate is improved, the bearing capacity of the spiral plate is improved, and the application occasions of the stirring module are enlarged; and meanwhile, when the spiral plate is matched with the scale welding seam to extrude the raw material, the stepped structure is convenient for the extruded raw material to be discharged.

Preferably, a rubber ball is arranged in the steel wire screen; conical spines are arranged on the spherical surface of the rubber ball, and the space between the conical spines is equal to the size of meshes of the steel wire screen; when the stirring module works, the rubber balls roll in the steel wire screen along with the shaking of the steel wire screen, and various raw materials falling into the steel wire screen are rolled, crushed and mixed, so that the working efficiency of the stirring module is improved; the conical pricks on the rubber ball can dredge meshes of the steel wire screen in the rolling process, and the low working efficiency of the steel wire screen caused by blockage is avoided.

Preferably, the inner wall of the box body is provided with a magnet, and the magnet is arranged corresponding to the middle position of the steel wire screen; a magnetic ball is arranged in the rubber ball; when the steel wire screen is shaken left and right, the rolling amplitude of the rubber balls in the steel wire screen is large, and when the rubber balls roll to one side, the rubber balls are attracted by the magnets, so that the rolling speed of the rubber balls is increased, and the rolling speed of the rubber balls is increased, so that the grinding, crushing and mixing speed of the rubber balls is increased; when the steel wire screen meshes roll towards the other side, the potential energy accumulated by the rubber balls is released and further acts on the raw materials and the steel wire screen meshes, so that the crushing effect is improved, and the mesh dredging effect is also improved.

The invention has the following beneficial effects:

1. according to the invention, the stirring module is driven to swing in multiple directions by the parallel mechanism during working, so that the swinging amplitude of the stirring module is improved, and the stirring effect is improved; the connecting plate prevents the box body from being directly acted by a single point of the parallel mechanism, and the box body is damaged due to long-time use; the spiral plate rotates to convey the raw materials upwards to the top, the raw materials at the front end are extruded into the steel wire screen to be stirred, the shaking plate is matched with the spiral plate to shake the raw materials, the raw materials are shaken and dispersed to be smaller particles, the reaction time is shortened, and the catalyst preparation efficiency is improved; pass through gaseous cylinder and No. two cylinders round trip to transmit, make the lower extreme of steel wire screen cloth move for the upper end is frustrated relatively to increased the frequency and the range that the upper portion and the lower part of steel wire screen cloth rocked, made the raw materials granule further become littleer granule in the steel wire screen cloth, improved the efficiency of preparation work.

2. According to the invention, the raw materials reach the top of the spiral plate and then contact the scale welding line through the spiral scale welding line, and the scale welding line extrudes and grinds the raw materials, so that the raw materials are more refined and are convenient to react with the subsequent reaction; the spiral fish scale welding line is matched with the spiral plate, so that the raw materials can be fully extruded and ground in two adjacent circles of the spiral welding line, and the grinding effect is further improved; meanwhile, the fish scale welding line can improve the connection strength of the top of the box body, prolong the service life of the stirring module and reduce the maintenance cost.

3. According to the invention, the rubber ball with the conical spines is arranged in the steel wire screen, and when the rubber ball rolls in the steel wire screen, a plurality of raw materials falling into the steel wire screen are rolled, crushed and mixed, so that the working efficiency of the stirring module is improved; the conical pricks on the rubber ball can dredge meshes of the steel wire screen in the rolling process, and the low working efficiency of the steel wire screen caused by blockage is avoided.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic partial cross-sectional view of a spiral plate;

FIG. 3 is a bottom view of a fish scale weld;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 5 is an enlarged view of a portion of FIG. 1 at B;

in the figure: the device comprises a bottom plate 1, a supporting plate 2, a stirring module 3, a box body 31, a spiral plate 32, a cam 33, a steel wire screen 34, a first air cylinder 35, a second air cylinder 36, a shaking plate 37, a fish scale welding seam 38, a rubber ball 39, a parallel mechanism 4, a magnet 5 and a magnetic ball 6.

Detailed Description

A petroleum refining catalyst production system according to an embodiment of the present invention will be described below with reference to fig. 1 to 5.

As shown in fig. 1 and 4, the petroleum refining catalyst preparation system according to the present invention comprises a bottom plate 1 and support plates 2 vertically fixed at two ends of the bottom plate 1, wherein a stirring module 3 is arranged above the bottom plate 1; two sides of the stirring module 3 are correspondingly connected with the two supporting plates 2 through parallel mechanisms 4, and a connecting plate is arranged between the stirring module 3 and the parallel mechanisms 4; the stirring module 3 comprises a box body 31, a feeding hole, a motor and a discharging hole; the box body 31 is of a hollow structure; the motor is arranged at the upper end of the box body 31, the output end of the motor is arranged in the hollow structure, and the output end of the motor is connected with the spiral plate 32; the lower end of the spiral plate 32 is fixedly connected with a cam 33 through a connecting rod, and a steel wire screen 34 is arranged below the spiral plate 32; the steel wire screen 34 is connected with the inner wall of the box body 31 through a first spring, four first cylinders 35 which are uniformly distributed are arranged on the inner side of the upper part of the steel wire screen 34 in the circumferential direction, the first cylinders 35 and the cam 33 are positioned on the same plane, and the first cylinders 35 are in contact with the cam 33; a second cylinder 36 is arranged at the lower part in the box body 31; the number of the second air cylinders 36 is four, the second air cylinders 36 are arranged corresponding to the first air cylinder 35, the tail ends of the second air cylinders 36 and the first air cylinder 35 are in through connection through air pipes, and the second air cylinders 36 are all in contact with the lower portion of the steel wire screen 34; a feed hopper is connected to the outer side of a feed inlet at the upper end of the box body 31; a shaking plate 37 is arranged below the feeding hole, the shaking plate 37 is hinged on the inner wall of the box body 31, and the lower end of the shaking plate 37 is arranged above the spiral plate 32; a discharge valve is arranged on a discharge hole at the lower end of the box body 31; when the device works, raw materials enter the stirring module 3 from the feeding hopper, and the parallel mechanism 4 works to drive the stirring module 3 to swing in multiple directions, so that the swinging amplitude of the stirring module 3 is improved, and the stirring effect is improved; the motor works to drive the spiral plate 32 to rotate, the raw materials slide onto the spiral plate 32 through the shaking plate 37, the spiral plate 32 conveys the raw materials upwards to the uppermost end, the raw materials at the front end are extruded into the steel wire screen 34 to be stirred, the shaking plate 37 is matched with the spiral plate 32 to shake the raw materials, the raw materials are shaken and dispersed to be smaller particles, the reaction time is shortened, and the catalyst preparation efficiency is improved; the motor drives cam 33 to rotate, and promote cylinder 35 No. one by cam 33, steel wire screen 34 rocks under the effort that cam 33 promoted cylinder 35 this moment, raw materials granule further becomes littleer granule in steel wire screen 34, rock the gas entering No. two cylinders 36 after in-process cylinder 35 is extrudeed at steel wire screen 34, outwards ejecting No. two cylinders 36's piston rod, make steel wire screen 34's lower extreme contort relatively for the upper end, thereby the frequency and the range that upper portion and lower part of steel wire screen 34 rocked have been increased, improve the efficiency of preparation work, open discharge valve after the work, the finished product is discharged from the discharge gate.

As shown in fig. 1, the length of each of the three shaking plates 37 increases from top to bottom, and every two adjacent shaking plates 37 are connected through a second spring; when the device works, raw materials sequentially pass through the three shaking plates 37, and in the process, the shaking plates 37 continuously shake to enable large raw materials to be scattered into small blocks to facilitate reaction; the three shaking plates 37 have different lengths, so that a certain space is arranged above each plate to enable the raw materials to be lifted in the shaking process, the shaking degree is improved, the raw materials are dispersed, and the use is convenient.

As shown in fig. 3, a spiral fish scale welding seam 38 is arranged on the top of the tank body 31 corresponding to the spiral plate 32, the width of the fish scale welding seam 38 is between 8 mm and 15mm, and the height of the fish scale welding seam 38 is greater than 4 mm; when the device works, the raw materials rise to the top along with the rotation of the spiral plate 32 and then contact with the fish scale welding line 38, and the fish scale welding line 38 extrudes and grinds the raw materials, so that the raw materials are more refined and the subsequent reaction is facilitated; the spiral fish scale welding line 38 is matched with the spiral plate 32, so that the raw materials can be fully extruded and ground in two adjacent circles of the spiral fish scale welding line 38, and the grinding effect is further improved; meanwhile, the motor and other components are arranged at the top of the box body 31, and the fish scale welding seam 38 can improve the bearing strength of the top of the box body 31, prolong the service life of the stirring module 3 and reduce the maintenance cost.

As shown in fig. 2, the cross-sectional shape of the spiral plate 32 is a step shape, and the step height increases from outside to inside; when the device works, the lowermost shaking plate 37 is arranged at one side of the lower part of the stepped spiral plate 32, the shaking plate 37 is indirectly contacted with the spiral plate 32, when the shaking plate 37 is not contacted with the spiral plate 32, the shaking plate 37 can swing downwards due to reciprocating shaking, and when the shaking plate is contacted with the spiral plate 32 again, the shaking plate 37 is pressed at the step part of the spiral plate 32, so that the position of the shaking plate 37 is changed, and the shaking effect of the shaking plate 37 is improved; meanwhile, the step height of the spiral plate 32 is continuously increased from outside to inside, so that the connection strength of the spiral plate 32 is improved, the bearing capacity of the spiral plate 32 is improved, and the application occasions of the stirring module 3 are enlarged; meanwhile, when the spiral plate 32 is matched with the fish scale welding seam 38 to extrude the raw materials, the stepped structure is convenient for the extruded raw materials to be discharged.

As shown in fig. 5, a rubber ball 39 is arranged in the steel wire screen 34; conical spines are arranged on the spherical surface of the rubber ball 39, and the space between the conical spines is equal to the size of meshes of the steel wire screen 34; when the stirring device works, the rubber balls 39 roll in the steel wire screen 34 along with the shaking of the steel wire screen 34, and various raw materials falling into the steel wire screen 34 are rolled, crushed and mixed, so that the working efficiency of the stirring module 3 is improved; the conical pricks on the rubber ball 39 can dredge the meshes of the steel wire screen 34 in the rolling process, so that the low working efficiency of the steel wire screen 34 caused by blockage is avoided.

As shown in fig. 1 and 5, a magnet 5 is arranged on the inner wall of the box body 31, and the magnet 5 is arranged corresponding to the middle position of the steel wire screen 34; a magnetic ball 6 is arranged in the rubber ball 39; in the process that the steel wire screen 34 shakes left and right, the rolling amplitude of the rubber balls 39 in the steel wire screen 34 is large, when the rubber balls 39 roll to one side, the rubber balls are attracted by the magnets 5, the rolling speed of the rubber balls 39 is increased, and therefore the rolling speed of the rubber balls 39 is increased, and the grinding, crushing and raw material mixing speed of the rubber balls 39 is increased; when the steel wire screen cloth 34 rolls to the other side, the potential energy accumulated by the rubber balls 39 is released and further acts on the raw materials and the steel wire screen cloth 34, thereby improving the crushing effect and the mesh dredging effect.

The specific working process is as follows:

when the stirring device works, raw materials enter the stirring module 3 from the feeding hopper, the parallel mechanism 4 works to drive the stirring module 3 to swing in multiple directions, the swinging amplitude of the stirring module 3 is improved, the stirring effect is improved, and the connecting plate prevents the parallel mechanism 4 from being directly connected on the box body 31 to generate single-point acting force on the box body 31, so that the box body 31 is damaged after long-time use; the motor works to drive the spiral plate 32 to rotate, the raw materials slide onto the spiral plate 32 through the shaking plate 37, the spiral plate 32 conveys the raw materials upwards to the uppermost end, the raw materials at the front end are extruded into the steel wire screen 34 to be stirred, the shaking plate 37 is matched with the spiral plate 32 to shake the raw materials, the raw materials are shaken and dispersed to form smaller particles, the reaction time is shortened, and the catalyst preparation efficiency is improved; the motor drives cam 33 to rotate, and promote cylinder 35 No. one by cam 33, steel wire screen 34 rocks under the effort that cam 33 promoted cylinder 35 this moment, raw materials granule further becomes littleer granule in steel wire screen 34, rock the gas entering No. two cylinders 36 after in-process cylinder 35 is extrudeed at steel wire screen 34, outwards ejecting No. two cylinders 36's piston rod, make steel wire screen 34's lower extreme contort relatively for the upper end, thereby the frequency and the range that upper portion and lower part of steel wire screen 34 rocked have been increased, improve the efficiency of preparation work, open discharge valve after the work, the finished product is discharged from the discharge gate.

In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.

While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a catalyst preparation system is refine to petroleum, includes bottom plate (1) and vertical backup pad (2) of fixing at the bottom plate both ends, its characterized in that: a stirring module (3) is arranged above the bottom plate (1); two sides of the stirring module (3) are correspondingly connected with the two supporting plates (2) through parallel mechanisms (4), and a connecting plate is arranged between the stirring module (3) and the parallel mechanisms (4); the stirring module (3) comprises a box body (31), a feeding hole, a motor and a discharging hole; the box body (31) is of a hollow structure; the motor is arranged at the upper end of the box body (31), the output end of the motor is arranged in the hollow structure, and the output end of the motor is connected with the spiral plate (32); the lower end of the spiral plate (32) is fixedly connected with a cam (33) through a connecting rod, and a steel wire screen (34) is arranged below the spiral plate (32); the steel wire screen (34) is connected with the inner wall of the box body (31) through a first spring, four first cylinders (35) which are uniformly distributed are arranged on the inner side of the upper portion of the steel wire screen (34) in the circumferential direction, the first cylinders (35) and the cam (33) are located on the same plane, and the first cylinders (35) are in contact with the cam (33); a second cylinder (36) is arranged at the lower part in the box body (31); the number of the second air cylinders (36) is four, the second air cylinders (36) are arranged corresponding to the first air cylinders (35), the tail ends of the second air cylinders (36) and the first air cylinders (35) are in through connection through air pipes, and the second air cylinders (36) are all in contact with the lower portions of the steel wire screen meshes (34); a feed hopper is connected to the outer side of a feed inlet at the upper end of the box body (31); a shaking plate (37) is arranged below the feeding hole, the shaking plate (37) is hinged to the inner wall of the box body (31), and the lower end of the shaking plate (37) is arranged above the spiral plate (32); a discharge valve is arranged on a discharge hole at the lower end of the box body (31); when the device works, raw materials enter the stirring module (3) from the feeding hopper, the parallel mechanism (4) works to drive the stirring module (3) to swing in multiple directions, the swinging amplitude of the stirring module (3) is improved, and the stirring effect is improved; the motor works to drive the spiral plate (32) to rotate, raw materials slide onto the spiral plate (32) through the shaking plate (37), the spiral plate (32) conveys the raw materials upwards to the uppermost end, the raw materials at the front end are squeezed into the steel wire screen (34) to be stirred, the shaking plate (37) is matched with the spiral plate (32) to shake the raw materials, the raw materials are shaken and dispersed to be changed into smaller particles, the reaction time is shortened, and the catalyst preparation efficiency is improved; the motor drives the cam (33) to rotate, the cam (33) pushes the first air cylinder (35), at the moment, the steel wire screen (34) shakes under the action force of the cam (33) pushing the first air cylinder (35), raw material particles are further changed into smaller particles in the steel wire screen (34), the gas extruded by the first air cylinder (35) enters the second air cylinder (36) in the shaking process of the steel wire screen (34), a piston rod of the second air cylinder (36) is ejected outwards, the lower end of the steel wire screen (34) is relatively contorted relative to the upper end, the frequency and amplitude of shaking of the upper portion and the lower portion of the steel wire screen (34) are increased, the preparation work efficiency is improved, a discharge valve is opened after work is finished, and a finished product is discharged from a discharge port;

the length of the three shaking plates (37) is continuously increased from top to bottom, and every two adjacent shaking plates (37) are connected through a second spring; when the device works, raw materials sequentially pass through the three shaking plates (37), and in the process, the shaking plates (37) continuously shake to enable large raw materials to be scattered into small blocks to facilitate reaction; the three shaking plates (37) have different lengths, so that a certain space is arranged above each plate to enable the raw materials to be lifted in the shaking process, the shaking degree is improved, the raw materials are more dispersed, and the use is convenient;

a spiral fish scale welding line (38) is arranged on the top in the box body (31) and corresponds to the spiral plate (32), the width of the fish scale welding line (38) is 8-15mm, and the height of the fish scale welding line (38) is larger than 4 mm; when the device works, the raw materials rise to the top along with the rotation of the spiral plate (32) and then contact with the fish scale welding line (38), and the fish scale welding line (38) extrudes and grinds the raw materials, so that the raw materials are more refined and the subsequent reaction is facilitated; the spiral fish scale welding line (38) is matched with the spiral plate (32), so that the raw materials can be fully extruded and ground in two adjacent circles of the spiral fish scale welding line (38), and the grinding effect is further improved; the fish scale welding seam (38) can improve the bearing strength of the top of the box body (31), prolong the service life of the stirring module (3) and reduce the maintenance cost;

the section of the spiral plate (32) is in a step shape, and the step height is continuously increased from outside to inside; when the device works, the lowermost shaking plate (37) is arranged on one side of the lower part of the stepped spiral plate (32), the shaking plate (37) is indirectly contacted with the spiral plate (32), when the shaking plate (37) is not contacted with the spiral plate (32), the shaking plate (37) can swing downwards due to reciprocating shaking, when the shaking plate is contacted with the spiral plate (32) again, the shaking plate (37) is pressed at the step part of the spiral plate (32), the position of the shaking plate (37) is changed, and the shaking effect of the shaking plate (37) is improved; meanwhile, the step height of the spiral plate (32) is continuously increased from outside to inside, so that the connection strength of the spiral plate (32) is improved, the bearing capacity of the spiral plate (32) is improved, and the application occasions of the stirring module (3) are enlarged; meanwhile, when the spiral plate (32) is matched with the scale welding seam (38) to extrude the raw material, the stepped structure is convenient for the extruded raw material to be discharged;

a rubber ball (39) is arranged in the steel wire screen (34); conical spines are arranged on the spherical surface of the rubber ball (39), and the space between the conical spines is equal to the size of meshes of the steel wire screen (34); when the stirring device works, the rubber balls (39) roll in the steel wire screen (34) along with the shaking of the steel wire screen (34) to roll, crush and mix various raw materials falling into the steel wire screen (34), so that the working efficiency of the stirring module (3) is improved; the conical pricks on the rubber ball (39) can dredge meshes of the steel wire screen (34) in the rolling process, so that the low working efficiency of the steel wire screen (34) caused by blockage is avoided;

the inner wall of the box body (31) is provided with a magnet (5), and the magnet (5) is arranged corresponding to the middle position of the steel wire screen (34); a magnetic ball (6) is arranged in the rubber ball (39).