CN210278401U

CN210278401U - Improved raw material filter for surfactant production

Info

Publication number: CN210278401U
Application number: CN201920715540.6U
Authority: CN
Inventors: 龚鹏
Original assignee: Guangdong Lichen Aowei Industrial Co ltd
Current assignee: Guangdong Lichen Aowei Industrial Co ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-04-10
Anticipated expiration: 2029-05-16

Abstract

The utility model relates to the field of filtering equipment, in particular to an improved raw material filter for producing a surfactant, which comprises a supporting frame, a filter vat, a stop door, a filtering mechanism, a lifting mechanism and a filtering mechanism, wherein one end of the filter vat passes through the supporting frame, the supporting frame is fixedly connected with the filter vat, the stop door is positioned at the bottom of the filter vat, the filtering mechanism is positioned at the inner side of the filter vat, the lifting mechanism is positioned at the outer side of the filter vat, the filtering mechanism is positioned right above the filtering mechanism, the filtering mechanism comprises a plurality of vibration rods, a turntable and a rotating motor, the plurality of vibration rods are uniformly distributed at the lower end of the turntable, the rotating motor is positioned right above the turntable, and the rotating motor is fixedly connected with the lifting mechanism through a lifting plate, greatly reduced the active agent on a large scale the risk of stifled filter screen hole, through buckle and erection column joint, be convenient for workman's change filter screen.

Description

Improved raw material filter for surfactant production

Technical Field

The utility model relates to a filtration equipment field, concretely relates to improve raw materials filter for surfactant production.

Background

Surfactant (surfactant) is a substance added in a small amount to change the interface state of a solution system obviously. Has fixed hydrophilic and lipophilic groups and can be directionally arranged on the surface of the solution. The molecular structure of the surfactant has amphipathy: one end is a hydrophilic group, and the other end is a hydrophobic group; the hydrophilic group is often a polar group, such as carboxylic acid, sulfonic acid, sulfuric acid, amino or amino groups and salts thereof, hydroxyl, amide, ether linkages, and the like may also be used as the polar hydrophilic group; and the hydrophobic group is often a non-polar hydrocarbon chain, such as a hydrocarbon chain of 8 or more carbon atoms. The surfactant is divided into ionic surfactant (including cationic surfactant and anionic surfactant), nonionic surfactant, amphoteric surfactant, compound surfactant, other surfactants, etc.

CN201820089383.8 raw material filter for surfactant production comprises a filter tank, a partition plate is arranged in the middle of the filter tank to form an upper filter chamber and a lower filter chamber, a first filter screen is arranged in the upper filter chamber, a second filter screen is arranged in the lower filter chamber, the two filter screens are both cylindrical with one end open, and the open ends of the two filter screens are both connected with the partition plate; set up first inlet pipe and second inlet pipe respectively in the both sides of crossing the jar, the second inlet pipe passes the lateral wall of crossing jar and second filter screen in proper order, and first inlet pipe is for "L" venturi tube of empting, and first inlet pipe passes the lateral wall of crossing jar and second filter screen in proper order, and the vertical portion of first inlet pipe passes division board and first filter screen intercommunication, sets up the support frame in the both sides of crossing the jar, still includes first inlet pipe of drive and second inlet pipe pivoted actuating mechanism. The utility model provides a raw material filter for surfactant production that the filter effect is good and can filter two kinds of raw materials simultaneously. The filter disclosed in this patent has the following drawbacks: 1. the filter is provided with two filter cavities, and the feed pipe also penetrates through the filter screen, so that the filter screen of the device is inconvenient to replace. 2. The filter screens the active agent only through the filter screen, and although the filtering range of the filter screen is enlarged, the active agent does not move, so that the risk that the active agent blocks the filter screen holes in a large range exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improve raw materials filter for surfactant production.

To achieve the purpose, the utility model adopts the following technical proposal:

the improved raw material filter for producing the surfactant comprises a support frame, a filter vat, a stop door, a filter mechanism, a lifting mechanism and a filtering and selecting mechanism, wherein one end of the filter vat penetrates through the support frame, the support frame is fixedly connected with the filter vat, the filter vat is vertically arranged, the upper end and the lower end of the filter vat are of an opening structure, the stop door is positioned at the bottom of the filter vat, the stop door is detachably connected with the filter vat, the filter mechanism is positioned at the inner side of the filter vat, the filter mechanism is detachably connected with the filter vat, the lifting mechanism is positioned at the outer side of the filter vat, the lifting mechanism is fixedly connected with the support frame, the filtering and selecting mechanism is positioned right above the filter mechanism, the filtering and selecting mechanism is fixedly connected with the lifting mechanism, the filtering and selecting mechanism comprises a plurality of vibration rods, a rotary disc and a rotary motor, the plurality of vibration rods are uniformly distributed at the lower end of the rotary disc, the vibration, and the output end of the rotating motor is fixedly connected with the turntable, the rotating motor is fixedly connected with the lifting mechanism through the lifting plate, and the rotating motor is fixedly arranged at the upper end of the lifting plate.

As an improvement raw materials filter's preferred scheme for surfactant production, filtering mechanism includes the fender dish, filter screen and fender material cover bucket, and the fender dish, the lauter tub, filter screen and fender material cover bucket coaxial line set up, the fender dish is located the filter screen bottom, it is located the top of filter screen to keep off the material cover bucket, the top of fender dish evenly is provided with a plurality of erection column along the circumferencial direction, the fixed pressure disk that is provided with in outer fringe bottom of lauter tub, the top symmetry of pressure disk is provided with two sets of buckles, two sets of buckles can the pivoted setting on the pressure disk, and two sets of buckles become the symmetry setting, filter screen and pressure disk are passed in proper order to the top of erection column, and the middle part and the buckle of erection column can.

As an optimal selection scheme for improving the raw material filter for surfactant production, a plurality of bar-shaped notches with the same size and the same position are arranged in the circumferential direction of the baffle disc and the pressure plate, a plurality of sliding strips in sliding fit with the bar-shaped notches are fixedly arranged on the inner wall of the filter barrel, a limiting ring used for blocking the baffle disc to fall is fixedly arranged on the inner wall of the filter barrel, and the limiting ring is positioned at the lower end of the bar-shaped protrusion.

As an optimal selection scheme of an improved raw material filter for surfactant production, the diameter of a rotary disc is larger than that of a material blocking sleeve barrel, a connecting shaft is fixedly arranged at the center of the top of the rotary disc, the connecting shaft is fixedly connected with the output end of a rotating motor through a rigid coupler, and the rotating motor is fixedly arranged at the top of a lifting plate through a first L-shaped supporting plate.

As a preferred scheme for improving the raw material filter for producing the surfactant, the lifting mechanism comprises a guide sleeve plate, a fixed plate, a lifting motor for the lifting plate to move up and down and two guide posts, the guide sleeve plate is fixedly arranged at the top of the support frame in a vertical state, the two guide posts are fixedly arranged in the guide sleeve plate, the same end of one end of each of the two guide posts penetrates through the lifting plate to be fixedly connected with the fixed plate, the two guide posts are in sliding fit with the lifting plate, the lifting motor is fixedly arranged on one side of the guide sleeve plate far away from the filter barrel through a second L-shaped support plate, the second L-shaped support plate is fixedly connected with the guide sleeve plate, the lifting motor is fixedly connected with the second L-shaped support plate, and the output end of the lifting motor is in threaded connection with the lifting plate through a screw rod, the top of the screw rod is fixedly connected with the fixed plate, and the output end of the lifting motor is fixedly connected with the screw rod through a rigid coupling.

As a preferred scheme for improving the raw material filter for surfactant production, the stop door is a circular mechanism, a first swing arm and a second swing arm are symmetrically arranged on the outer cylindrical wall of the stop door, the first swing arm is hinged with the outer edge of the filter vat, and the second swing arm is detachably hinged with the filter vat through an inserting rod.

As a preferred scheme for improving the raw material filter for producing the surfactant, a retaining ring is fixedly arranged on the outer edge of the filter barrel, and the bottom of the retaining ring is abutted against the support frame.

As a preferred solution for an improved raw material filter for surfactant production, the top of the slide is disposed coplanar with the top of the lauter tub.

The utility model has the advantages that: firstly, the lifting motor is started, so that the lifting plate moves upwards through the screw rod, then the mounting post on the baffle disc penetrates through the filter screen and the pressure plate manually, the filter screen is pressed between the pressure plate and the baffle disc, the buckle is screwed into the clamping port of the upper opening of the mounting post for the buckle to be screwed in, so that the fixation of the filter screen is realized, the baffle disc and the pressure plate slowly fall into the filter barrel through the matching of the strip-shaped notch and the sliding strip, the baffle disc cannot slide downwards through the action of the limiting ring, the position of the baffle disc in the material blocking sleeve barrel is limited, the active agent is added, the lifting motor is started, so that the lifting plate moves downwards through the screw rod, the bottom of the rotary disc is further contacted with the top of the material blocking sleeve barrel, the rotary motor and the vibration rod fixed on the rotary disc are started, the rotary disc drives the vibration rod to rotate, so that the vibration stirring of the active agent is realized, and the qualified active agent can pass through the filter screen and, unqualified active agent will be stayed on the filter screen, through starting elevator motor to through the lead screw with lifter plate rebound, the workman will strain the selection mechanism and take out from the lauter tub holding and keep off the material cover bucket, when the active agent after the screening is blockked by the shutter in the lauter tub, through pulling the plunger, make the second swing arm loosen from the lauter tub, in the active agent will be followed the collecting box of putting earlier when falling into in the lauter tub, the utility model discloses an improve raw materials filter for surfactant production carries out continuous vibrations and rotation to the active agent through vibrting spear and rotating electrical machines, greatly reduced the risk that the active agent blocked up the lauter screen hole on a large scale, through buckle and erection column joint, the workman's of being convenient for change filter screen.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a schematic perspective view of the lauter tub.

Fig. 5 is a schematic perspective view of the filtering mechanism.

Fig. 6 is an exploded perspective view of the filter mechanism.

Fig. 7 is a partially enlarged view of a portion a of fig. 3.

Fig. 8 is a partially enlarged view of fig. 3 at B.

In the figure: 1. a support frame; 2. a filter vat; 3. a shutter; 4. a filtering mechanism; 5. a lifting mechanism; 6. a filtering mechanism; 7. a vibration rod; 8. a turntable; 9. a rotating electric machine; 10. a lifting plate; 11. a catch tray; 12. filtering with a screen; 13. a material blocking sleeve barrel; 14. mounting a column; 15. a platen; 16. buckling; 17. a strip-shaped notch; 18. a slide bar; 19. a limiting ring; 20. a connecting shaft; 21. a first L-shaped support plate; 22. a guide sleeve plate; 23. a fixing plate; 24. a lifting motor; 25. a guide post; 26. a second L-shaped support plate; 27. a screw rod; 28. inserting a rod; 29. a first swing arm; 30. and a second swing arm.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, an improved raw material filter for surfactant production comprises a support frame 1, a filter barrel 2, a shutter 3, a filter mechanism 4, a lifting mechanism 5 and a filtering mechanism 6, wherein one end of the filter barrel 2 penetrates through the support frame 1, the support frame 1 is fixedly connected with the filter barrel 2, the filter barrel 2 is vertically arranged, the upper end and the lower end of the filter barrel 2 are of an open structure, the shutter 3 is positioned at the bottom of the filter barrel 2, the shutter 3 is detachably connected with the filter barrel 2, the filter mechanism 4 is positioned at the inner side of the filter barrel 2, the filter mechanism 4 is detachably connected with the filter barrel 2, the lifting mechanism 5 is positioned at the outer side of the filter barrel 2, the lifting mechanism 5 is fixedly connected with the support frame 1, the filtering mechanism 6 is positioned right above the filter mechanism 4, the filtering mechanism 6 is fixedly connected with the lifting mechanism 5, the filtering mechanism 6 comprises a plurality of vibration rods 7, a turntable 8 and a rotating motor 9, a plurality of vibrations stick 7 evenly distributed is at the lower extreme of carousel 8 to vibrations stick 7 and carousel 8 fixed connection, rotating electrical machines 9 are located carousel 8 directly over, and rotating electrical machines 9's output and carousel 8 fixed connection, and rotating electrical machines 9 passes through lifter plate 10 and 5 fixed connection of elevating system, and rotating electrical machines 9 is fixed to be set up in lifter plate 10 upper end.

Filtering mechanism 4 includes fender dish 11, filter screen 12 and material stopping sleeve barrel 13, and fender dish 11, filter barrel 2, filter screen 12 and material stopping sleeve barrel 13 coaxial line set up, fender dish 11 is located filter screen 12 bottom, material stopping sleeve barrel 13 is located the top of filter screen 12, the top of fender dish 11 evenly is provided with a plurality of erection column 14 along the circumferencial direction, the fixed pressure disk 15 that is provided with in outer fringe bottom of filter barrel 2, the top symmetry of pressure disk 15 is provided with two sets of buckles 16, two sets of buckles 16 can the pivoted setting on pressure disk 15, and two sets of buckles 16 set up symmetrically, filter screen 12 and pressure disk 15 are passed in proper order at the top of erection column 14, and the middle part and the buckle 16 of erection column 14 can be dismantled and be connected. The bayonet socket that the upper shed of erection column 14 supplied buckle 16 to screw in, through the convenience that bayonet socket and buckle 16 effect realized and dismantled, erection column 14 passes filter screen 12 and pressure disk 15, compresses tightly filter screen 12 between pressure disk 15 and fender dish 11.

The same bar breach 17 of a plurality of size looks equidistance has all been seted up to the circumferencial direction of fender dish 11 and pressure disk 15, and the fixed a plurality of and bar breach 17 sliding fit draw runner 18 that is provided with on the inner wall of lauter tub 2, the fixed spacing ring 19 that is used for blockking the whereabouts of fender dish 11 that is provided with on the inner wall of lauter tub 2, and spacing ring 19 is located the bellied lower extreme of bar. Make fender dish 11 and pressure disk 15 can not take place the rotation in the circumferencial direction through the cooperation of bar breach 17 and draw runner 18, rethread spacing ring 19's effect, the fender dish 11 that makes can not be in the lapse, and the position of keeping off dish 11 in keeping off material telescopic bucket 13 is restricted to the restriction.

The diameter of carousel 8 is greater than the diameter that keeps off material cover bucket 13, and the top central point of carousel 8 puts the fixed connecting axle 20 that is provided with, and connecting axle 20 passes through rigid coupling and rotating electrical machines 9's output fixed connection, and rotating electrical machines 9 passes through the fixed setting at lifter plate 10 top of first L shape backup pad 21. The diameter through carousel 8 is greater than the diameter that keeps off material set bucket 13 and makes the in-process of stirring, can play the effect that blocks to the active agent, and rethread motor drives carousel 8 and rotates for carousel 8 drives vibrations stick 7 and rotates, thereby realizes the vibrations stirring to the active agent, has increased the efficiency of screening.

The lifting mechanism 5 comprises a guide sleeve plate 22, a fixed plate 23, a lifting motor 24 for up-and-down movement of the lifting plate 10 and two guide posts 25, the guide sleeve plate 22 is fixedly arranged on the top of the support frame 1 in a vertical state, the two guide posts 25 are fixedly arranged in the guide sleeve plate 22, one end of each of the two guide posts 25 penetrates through the lifting plate 10 and is fixedly connected with the fixed plate 23, and the two guide posts 25 are in sliding fit with the lifting plate 10, the lifting motor 24 is fixedly arranged on one side of the guide sleeve plate 22 far away from the filter barrel 2 through a second L-shaped support plate 26, the second L-shaped support plate 26 is fixedly connected with the guide sleeve plate 22, the lifting motor 24 is fixedly connected with the second L-shaped support plate 26, and the output end of the lifting motor 24 is in threaded connection with the lifting plate 10 through a screw rod 27, the top of the screw rod 27 is fixedly connected with the fixing plate 23, and the output end of the lifting motor 24 is fixedly connected with the screw rod 27 through a rigid coupling. The lifting motor 24 rotates to drive the lifting plate 10 to move up and down, and the guide post 25 is in sliding fit with the lifting plate 10, so that the lifting plate 10 cannot rotate in the process of moving up and down.

The shutter 3 is a circular mechanism, a first swing arm 29 and a second swing arm 30 are symmetrically arranged on the outer cylindrical wall of the shutter 3, the first swing arm 29 is hinged with the outer edge of the filter vat 2, and the second swing arm 30 is detachably hinged with the filter vat 2 through an inserting rod 28. When the active agent after the screening is blocked in the lauter tub 2 by the shutter 3, the second swing arm 30 is loosened from the lauter tub 2 by pulling the plunger 28, and the active agent is put into the collection box when falling into the lauter tub 2.

The outer fringe of lauter tub 2 is fixed and is provided with the fender ring, and the bottom of fender ring is contradicted with support frame 1. Through the effect of retaining ring, better fix lauter tub 2 on support frame 1.

The top of the slide bar 18 is disposed coplanar with the top of the lauter tub 2. The worker can install the baffle disc 11 and the pressure disc 15 more conveniently by the top of the slide bar 18 being flush with the top of the lauter tub 2.

The working principle is as follows: firstly, the lifting motor 24 is started, so that the lifting plate 10 moves upwards through the screw rod 27, then the mounting post 14 on the baffle disc 11 manually penetrates through the filter screen 12 and the pressure plate 15, the filter screen 12 is pressed between the pressure plate 15 and the baffle disc 11, the buckle 16 is screwed into the bayonet in which the buckle 16 is screwed into the upper opening of the mounting post 14, so that the filter screen 12 is fixed, the baffle disc 11 and the pressure plate 15 slowly fall into the filter barrel 2 through the matching of the strip-shaped notch 17 and the slide bar 18, the baffle disc 11 cannot slide downwards through the action of the limiting ring 19, the position of the baffle disc 11 in the material blocking sleeve barrel 13 is limited, the active agent is added, the lifting motor 24 is started, so that the lifting plate 10 moves downwards through the screw rod 27, the bottom of the rotary table 8 is contacted with the top of the material blocking sleeve barrel 13, the rotary motor 9 is started, and the vibration rod 7 fixed on the rotary table 8, make carousel 8 drive vibrations stick 7 and rotate, thereby realize the vibrations stirring to the active agent, qualified active agent will pass filter screen 12 and fall to the 2 inboard bottoms of lauter tub, unqualified active agent will be left on the filter screen 12, through starting elevator motor 24, thereby move up lifter plate 10 through lead screw 27, the workman will strain selection mechanism 6 and take out from lauter tub 2 holding and keep off material cover bucket 13, when the active agent after the screening is blockked in lauter tub 2 by shutter 3, through pulling plunger 28, make second swing arm 30 loosen from lauter tub 2, the active agent will be followed in the lauter tub 2 when falling into in the collecting box of putting first.

It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. An improved raw material filter for surfactant production is characterized by comprising a support frame (1), a filter barrel (2), a shutter (3), a filtering mechanism (4), a lifting mechanism (5) and a filtering mechanism (6), wherein one end of the filter barrel (2) penetrates through the support frame (1), the support frame (1) is fixedly connected with the filter barrel (2), the filter barrel (2) is vertically arranged, the upper end and the lower end of the filter barrel (2) are of an opening structure, the shutter (3) is positioned at the bottom of the filter barrel (2), the shutter (3) is detachably connected with the filter barrel (2), the filtering mechanism (4) is positioned at the inner side of the filter barrel (2), the filtering mechanism (4) is detachably connected with the filter barrel (2), the lifting mechanism (5) is positioned at the outer side of the filter barrel (2), the lifting mechanism (5) is fixedly connected with the support frame (1), and the filtering mechanism (6) is positioned right above the filtering mechanism (4), and strain and select mechanism (6) and elevating system (5) fixed connection, strain and select mechanism (6) including a plurality of vibrations stick (7), carousel (8) and rotating electrical machines (9), a plurality of vibrations stick (7) evenly distributed is at the lower extreme of carousel (8), and vibrations stick (7) and carousel (8) fixed connection, rotating electrical machines (9) are located carousel (8) directly over, and the output and carousel (8) fixed connection of rotating electrical machines (9), rotating electrical machines (9) pass through lifter plate (10) and elevating system (5) fixed connection, rotating electrical machines (9) are fixed to be set up in lifter plate (10) upper end.

2. The improved raw material filter for producing the surfactant is characterized in that a filtering mechanism (4) comprises a baffle disc (11), a filter screen (12) and a material blocking sleeve barrel (13), the baffle disc (11), the filter barrel (2), the filter screen (12) and the material blocking sleeve barrel (13) are coaxially arranged, the baffle disc (11) is positioned at the bottom of the filter screen (12), the material blocking sleeve barrel (13) is positioned at the top of the filter screen (12), a plurality of mounting columns (14) are uniformly arranged at the top of the baffle disc (11) along the circumferential direction, a pressure plate (15) is fixedly arranged at the bottom of the outer edge of the filter barrel (2), two groups of buckles (16) are symmetrically arranged at the top of the pressure plate (15), the two groups of buckles (16) are rotatably arranged on the pressure plate (15), the two groups of buckles (16) are symmetrically arranged, and the tops of the mounting columns (14) sequentially penetrate through the filter screen (12) and the pressure plate (15), and the middle part of the mounting column (14) is detachably connected with the buckle (16).

3. The improved raw material filter for producing the surfactant as claimed in claim 2, wherein a plurality of strip-shaped notches (17) with the same size and the same position are formed in the circumferential direction of the baffle disc (11) and the pressure disc (15), a plurality of sliding strips (18) in sliding fit with the strip-shaped notches (17) are fixedly arranged on the inner wall of the filter barrel (2), a limiting ring (19) for blocking the baffle disc (11) from falling is fixedly arranged on the inner wall of the filter barrel (2), and the limiting ring (19) is located at the lower end of the strip-shaped protrusion.

4. The improved raw material filter for surfactant production as recited in claim 1, wherein the diameter of the rotary disc (8) is larger than that of the material blocking sleeve barrel (13), a connecting shaft (20) is fixedly arranged at the top center position of the rotary disc (8), the connecting shaft (20) is fixedly connected with the output end of the rotating motor (9) through a rigid coupler, and the rotating motor (9) is fixedly arranged at the top of the lifting plate (10) through a first L-shaped supporting plate (21).

5. The improved raw material filter for surfactant production according to claim 3, wherein the lifting mechanism (5) comprises a guide sleeve plate (22), a fixing plate (23), a lifting motor (24) for moving the lifting plate (10) up and down, and two guide posts (25), the guide sleeve plate (22) is vertically and fixedly arranged on the top of the support frame (1), the two guide posts (25) are fixedly arranged in the guide sleeve plate (22), the same end of one end of each of the two guide posts (25) passes through the lifting plate (10) and is fixedly connected with the fixing plate (23), the two guide posts (25) are in sliding fit with the lifting plate (10), the lifting motor (24) is fixedly arranged on one side of the guide sleeve plate (22) far away from the filter barrel (2) through a second L-shaped supporting plate (26), the second L-shaped supporting plate (26) is fixedly connected with the guide sleeve plate (22), and the lifting motor (24) is fixedly connected with the second L-shaped supporting plate (26), and the output end of the lifting motor (24) is in threaded connection with the lifting plate (10) through a screw rod (27), the top of the screw rod (27) is fixedly connected with the fixing plate (23), and the output end of the lifting motor (24) is fixedly connected with the screw rod (27) through a rigid coupling.

6. The improved raw material filter for surfactant production according to claim 1, wherein the shutter (3) is a circular mechanism, the outer cylindrical wall of the shutter (3) is symmetrically provided with a first swing arm (29) and a second swing arm (30), the first swing arm (29) is hinged with the outer edge of the filter vat (2), and the second swing arm (30) is detachably hinged with the filter vat (2) through a plunger (28).

7. The improved raw material filter for surfactant production as claimed in claim 6, wherein the outer edge of the filtering barrel (2) is fixedly provided with a baffle ring, and the bottom of the baffle ring is abutted with the supporting frame (1).

8. An improved raw material filter for surfactant production as claimed in claim 5, characterized by the top of the slide (18) being co-planar with the top of the lauter tub (2).