CN215310908U - Chemical production processing is with sack cleaner convenient to wash - Google Patents

Abstract

The utility model relates to the technical field of equipment maintenance, and discloses a conveniently-cleaned cloth bag dust remover for chemical production and processing, wherein a bottom plate is provided with a supporting rod, the supporting rod is provided with a main body, the main body is provided with a dust tube, the main body is provided with a supporting plate, the supporting plate is provided with a motor, the motor is provided with a gear, the main body is provided with an inverted U-shaped plate, the inverted U-shaped plate is provided with a fixed block, the surface of the inverted U-shaped plate is provided with a traction groove, the inverted U-shaped plate is provided with a first limiting block and a second limiting block, the inverted U-shaped plate is provided with a toothed plate, the toothed plate is provided with a water inlet pipe, a water outlet branch pipe and a T-shaped block, the main body is provided with a discharge pipe, a dust collection box, an air inlet pipe, an air outlet pipe and an air blowing pipe, the conveniently-cleaned cloth bag dust remover for chemical production and processing realizes that the dust is easily blown to dead corners by the conventional cloth bag dust remover through the cooperation of the toothed plate and the inverted U-shaped plate, causing the problem of increased cleaning difficulty.

Description

Chemical production processing is with sack cleaner convenient to wash

Technical Field

The utility model relates to the technical field of equipment maintenance, in particular to a bag-type dust collector convenient to clean for chemical production and processing.

Background

A cloth bag type dust collector belongs to one of environment-friendly equipment and is used for treating atmospheric pollution. The bag-type dust collector is mainly composed of an upper box body (a gas purifying chamber), a middle box body (a dust gas chamber), a dust hopper, a pulse dust cleaning system, a filter bag framework, an air inlet and an air outlet, a pressure difference meter, an overhaul manhole, a dust discharging device, an pLc controller and the like.

However, the prior bag-type dust collector still has the following problems in the using process:

the bag-type dust remover is characterized in that the bag-type dust remover blows some dust to dead corners by wind power when removing dust, the dust cannot be cleaned, the internal structure of the bag-type dust remover is complex, and the cleaning difficulty is high, so that the bag-type dust remover which is convenient to clean and used for chemical production and processing is necessary to be used in the technical field of the existing equipment maintenance.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the problem that the cleaning difficulty is increased due to the fact that dust is easily blown to dead corners by the conventional bag-type dust remover, the utility model provides the bag-type dust remover which is convenient to clean and used for chemical production and processing, and the bag-type dust remover can clean the dust-collecting pipe of the bag-type dust remover without manually disassembling the dust-collecting pipe so as to solve the problem provided by the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

a cloth bag dust remover convenient to clean for chemical production and processing comprises a main body, a bottom plate, an air inlet pipe, an air outlet pipe, a dust forming pipe, an air blowing pipe and a discharge pipe, wherein the main body on the bottom plate transmits air with dust particles into the main body through the air inlet pipe, the dust particles are attached to the surface of the inner wall of the dust forming pipe from the inside of the main body, and the dust particles on the inner wall of the dust forming pipe are blown down through the air blowing pipe so that the dust particles are discharged from the discharge pipe; the dust collecting device is characterized in that the bottom plate is symmetrically and fixedly assembled with supporting rods, the supporting rods are fixedly assembled with a main body, the main body is positioned between the supporting rods, a plurality of dust collecting pipes are arranged in the main body at equal intervals, supporting plates are fixedly assembled on the side surfaces of the main body, a motor is fixedly assembled on the supporting plates, one end of the motor penetrates into the main body and is movably assembled with the inner wall of the main body, a gear is fixedly assembled at one end of the motor and is positioned in the main body, the motor realizes rotation of the gear, an inverted U-shaped plate is assembled in the main body, two ends of the inverted U-shaped plate are respectively fixedly assembled with the inner wall of the main body, the inverted U-shaped plate is symmetrically and fixedly assembled with fixed blocks, moving grooves are formed between the fixed blocks and the inverted U-shaped plate, traction grooves are formed in the surfaces of the inverted U-shaped plate, first limiting blocks and second limiting blocks are respectively and symmetrically and fixedly assembled on the surfaces of the inverted U-shaped plate, and the first limiting blocks and the second limiting blocks are respectively positioned on two sides of the traction grooves, the board of falling the U template on the activity be equipped with the pinion rack, pinion rack symmetry both sides face fixed assembly has the connecting block, in the shifting chute of connecting block assembly on the board of falling the U template, the pinion rack insection down, the pinion rack remove along the shifting direction of shifting chute, the pinion rack surface be provided with the inlet tube, the pinion rack side is equidistant to be provided with a plurality of water branch pipes, the water branch pipe all communicates with the inlet tube, and the inlet tube is located the pull groove, the water branch pipe is located the board of falling the U below, pinion rack fixed surface be equipped with T type piece, T type piece is located the pull groove, and T type piece removes toward first stopper direction, T type piece and first stopper laminating, the opening of laying dust pipe is kept away from to the water branch pipe, T type piece removes toward second stopper direction, T type piece and second stopper laminating, the water branch pipe is located the opening top of laying dust pipe.

Preferably, the insection of pinion rack and the insection of gear are laminated, and the pinion rack is located the top of gear, and the gear realizes that the pinion rack removes in the board of falling U.

Preferably, the number of the water outlet branch pipes is the same as that of the dust pipes.

Preferably, the bottom of the main body is provided with a discharge pipe, the discharge pipe is communicated with the inside of the main body, the dust-collecting pipes are communicated with the discharge pipe, the discharge pipe is used for treating dust falling from the dust-collecting pipes, the bottom plate is provided with a dust collecting box which is positioned below the discharge pipe and used for collecting the dust, the lower part of the main body is provided with an air inlet pipe, the air inlet pipe is communicated with the inside of the main body, the dust-collecting pipes are communicated with the air inlet pipe, the air inlet pipe is used for attaching dust on the surface of the inner wall of the dust-collecting pipes, the upper part of the main body is provided with an air outlet pipe, the air outlet pipe is communicated with the inside of the main body and communicated with the air outlet pipe, the air outlet pipe is used for discharging filtered air, the upper part of the main body is provided with an air blowing pipe, the air blowing pipe extends into the main body, the equidistant bottom of the air blowing pipe is provided with a plurality of air outlet branch pipes, and the air outlet branch pipes are positioned above the dust-collecting pipes, the dust collecting box is characterized in that the number of the air outlet branch pipes is the same as that of the dust collecting pipes, the air outlet branch pipes blow off dust attached to the inner wall of the dust collecting pipes to enable the dust to flow out of the dust collecting box from the discharge pipes, a sliding groove is formed in the top of the main body, the water inlet pipe is located in the sliding groove, and the water inlet pipe moves along the direction of the sliding groove.

Preferably, the dust collecting box is provided with a sewage inlet which is positioned under a discharge pipe, and the discharge pipe discharges the sludge in the direction of the sewage inlet.

Preferably, the fixed dirty box that is equipped with of dust collection box bottom, the dirty box of collection is equipped with the assembly box, the fixed cylinder that is equipped with on the assembly box, the cylinder is equipped with the telescopic link, telescopic link one end is equipped with the assembly subassembly.

Preferably, the assembly subassembly include mounting panel, sealing washer, first closed board and second closed board, mounting panel upper surface fixed be equipped with second closed board, mounting panel lower surface fixed be equipped with first closed board, mounting panel upper surface and lower surface fixed be equipped with the sealing washer respectively, the sealing washer is located the outside of first closed board and second closed board respectively, sealed effect when the sealing washer has strengthened sealing, the cylinder upwards remove, second closed board and dirty mouthful of advancing are closed, the sealing washer is strengthened second closed board and is advanced dirty mouthful closed effect, the cylinder remove downwards, first closed board and assembly box are closed, the sealing washer is strengthened first closed board and assembly box's closed effect.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the conveniently-cleaned bag-type dust collector for chemical production and processing, the gear rotates to drive the toothed plate to move in the moving groove of the inverted U-shaped plate through starting of the motor, the T-shaped block is moved towards the second limiting block to be opposite to the dust-collecting pipe for spraying water when the bag-type dust collector is required to be used, the inner wall of the dust-collecting pipe is cleaned, the T-shaped block is moved towards the first limiting block when the bag-type dust collector is not required to be used, the bag-type dust collector is far away from the dust-collecting pipe, and the problem of high cleaning difficulty is effectively solved.

2. The bag-type dust collector convenient to clean for chemical production and processing disclosed by the utility model can be used for cleaning dust and cleaning a device through mechanical operation, so that the efficiency is effectively improved, and the maintenance cost is reduced.

2. According to the bag-type dust collector convenient to clean for chemical production and processing, the air cylinder enables the assembly component to move downwards to close the first closing plate and the assembly box when sewage is discharged, sludge cannot enter the assembly box and flow into the sewage collection box, the air cylinder enables the assembly component to move upwards when sewage is not required to be discharged, the second closing plate and the sewage inlet are closed, dust cannot enter the sewage collection box, and therefore the dust and the sludge are effectively treated in a grading mode.

Drawings

FIG. 1 is a schematic structural view of a bag-type dust collector convenient to clean for chemical production and processing in the utility model;

FIG. 2 is a schematic view of the internal cross-sectional structure of a bag-type dust collector convenient to clean for chemical production and processing in the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of an assembly structure of a motor and a gear according to the present invention;

fig. 5 is a schematic view of an assembly structure of a toothed plate and an inverted U-shaped plate according to the present invention;

fig. 6 is a schematic view of an assembled and exploded structure of a toothed plate and an inverted U-shaped plate according to the present invention;

FIG. 7 is a schematic view of an assembly structure of the dust collecting box and the dirt collecting box of the present invention;

fig. 8 is a schematic structural view of an assembly member according to the present invention.

In the figure:

10. a main body; 11. a base plate; 12. a support bar; 13. a discharge pipe;

20. a dust collecting box; 21. an air inlet pipe; 22. an air outlet pipe; 23. an air blowing pipe;

30. a support plate; 31. a motor; 32. a water inlet pipe; 33. a sliding groove;

40. a dust tube; 41. an inverted U-shaped plate; 42. an air outlet branch pipe; 43. a gear;

50. a fixed block; 51. a first stopper; 52. a second limiting block; 53. a T-shaped block;

60. a toothed plate; 61. a water outlet branch pipe; 62. a traction groove; 63. a dirt collecting box;

70. a sewage inlet; 71. assembling a box; 72. a cylinder;

73. assembling the components; 731. mounting a plate; 732. a seal ring; 733. a first closure panel; 734. a second closure panel;

80. connecting blocks; 81. a telescopic rod.

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

As shown in fig. 1 to 6, which are schematic structural diagrams of a bag-type dust collector for chemical production and processing, according to a preferred embodiment of the present invention, the bag-type dust collector for chemical production and processing includes a main body 10, a bottom plate 11, an air inlet pipe 21, an air outlet pipe 22, a dust collecting pipe 40, an air blowing pipe 23, and a discharge pipe 13, wherein the main body 10 on the bottom plate 11 transmits air with dust particles into the main body 10 through the air inlet pipe 21, the dust particles are attached to the inner wall surface of the dust collecting pipe 40 from the inside of the main body 10, the dust particles on the inner wall of the dust collecting pipe 40 are blown down through the air blowing pipe 23, so that the dust particles are discharged from the discharge pipe 13, the bottom plate 11 is symmetrically and fixedly equipped with support rods 12, the main body 10 is fixedly equipped on the support rods 12, the main body 10 is located between the support rods 12, the main body 10 is equipped with a plurality of dust collecting pipes 40 at equal intervals inside the main body 10, the side of the main body 10 is fixedly provided with a supporting plate 30, the supporting plate 30 is fixedly provided with a motor 31, one end of the motor 31 penetrates into the main body 10 and is movably assembled with the inner wall of the main body 10, one end of the motor 31 is fixedly provided with a gear 43, the gear 43 is positioned in the main body 10, the motor 31 realizes the rotation of the gear 43, the main body 10 is internally provided with an inverted U-shaped plate 41, two ends of the inverted U-shaped plate 41 are respectively and fixedly assembled with the inner wall of the main body 10, the inverted U-shaped plate 41 is symmetrically and fixedly provided with fixing blocks 50, moving grooves are formed between the fixing blocks 50 and the inverted U-shaped plate 41, the surface of the inverted U-shaped plate 41 is provided with a traction groove 62, the surface of the inverted U-shaped plate 41 is respectively and symmetrically and fixedly provided with a first limiting block 51 and a second limiting block 52, the first limiting block 51 and the second limiting block 52 are respectively positioned at two sides of the traction groove 62, and the inverted U-shaped plate 41 is movably provided with a toothed plate 60, the two symmetrical side surfaces of the toothed plate 60 are fixedly provided with connecting blocks 80, the connecting blocks 80 are assembled in a moving groove on the inverted U-shaped plate 41, the toothed patterns of the toothed plate 60 face downwards, the toothed plate 60 moves along the moving direction of the moving groove, the surface of the toothed plate 60 is provided with a water inlet pipe 32, the side surface of the toothed plate 60 is provided with a plurality of water outlet branch pipes 61 at equal intervals, the water outlet branch pipes 61 are communicated with the water inlet pipe 32, the water inlet pipe 32 is positioned in a traction groove 62, the water outlet branch pipes 61 are positioned below the inverted U-shaped plate 41, the number of the water outlet branch pipes 61 is consistent with the number of the dust pipes 40, the surface of the toothed plate 60 is fixedly provided with T-shaped blocks 53, the T-shaped blocks 53 are positioned in the traction groove 62, the T-shaped blocks 53 move towards a first limiting block 51, the T-shaped blocks 53 are attached to the first limiting block 51, the water outlet branch pipes 61 are far away from openings of the dust pipes 40, the T-shaped blocks 53 move towards a second limiting block 52, the T-shaped block 53 is attached to the second limiting block 52, the water outlet branch pipe 61 is located above the opening of the dust collecting pipe 40, the insections of the toothed plate 60 are attached to the insections of the gear 43, the toothed plate 60 is located above the gear 43, and the gear 43 enables the toothed plate 60 to move in the inverted U-shaped plate 41.

The bottom of the main body 10 is provided with a discharge pipe 13, the discharge pipe 13 is communicated with the inside of the main body 10, the dust-collecting pipes 40 are communicated with the discharge pipe 13, the discharge pipe 13 is used for treating dust falling from the dust-collecting pipes 40, the bottom plate 11 is provided with a dust collecting box 20, the dust collecting box 20 is positioned below the discharge pipe 13 and used for collecting the dust, the lower part of the main body 10 is provided with an air inlet pipe 21, the air inlet pipe 21 is communicated with the inside of the main body 10, the dust-collecting pipes 40 are communicated with the air inlet pipe 21, the air inlet pipe 21 is used for attaching dust to the inner wall surface of the dust-collecting pipes 40, the upper part of the main body 10 is provided with an air outlet pipe 22, the air outlet pipe 22 is communicated with the inside of the main body 10, the dust-collecting pipes 40 are communicated with the air outlet pipe 22, the air outlet pipe 22 is used for discharging filtered air, the upper part of the main body 10 is provided with an air blowing pipe 23, and the air blowing pipe 23 extends to the inside of the main body 10, and the bottom of the gas blowing pipe 23 is provided with a plurality of gas outlet branch pipes 42 at equal intervals, the gas outlet branch pipes 42 are all positioned above the dust collecting pipe 40, the number of the gas outlet branch pipes 42 is consistent with that of the dust collecting pipe 40, the gas outlet branch pipes 42 blow off dust attached to the inner wall of the dust collecting pipe 40, so that the dust flows out of the dust collecting box 20 from the discharge pipe 13, the top of the main body 10 is provided with a sliding groove 33, the water inlet pipe 32 is positioned in the sliding groove 33, and the water inlet pipe 32 moves along the direction of the sliding groove 33.

In this embodiment, through the start-up of motor 31 for gear 43 rotates, drives pinion rack 60 and removes in the shifting chute of the template 41 that falls U, when needing to use, moves T type piece 53 toward second stopper 52 direction, makes it to the dust tube 40 water spray, washs the inner wall of dust tube 40, moves T type piece 53 toward first stopper 51 direction when not needing to use, makes it keep away from dust tube 40, effectively solves the big problem of the washing degree of difficulty.

Example 2

As shown in fig. 7 to 8, which are schematic structural views of a bag-type dust collector for chemical production and processing, according to another preferred embodiment of the present invention, dry dust is loaded in a dust collecting box 20, in order to avoid formation of sludge on the surface of the dust collecting box 20 due to the cleaned dust, which increases difficulty in cleaning the dust collecting box 20 and consumes time and power in air drying, on the basis of embodiment 1, the device is improved, the dust collecting box 20 is provided with a dirt inlet 70, the dirt inlet 70 is located right below a discharge pipe 13, the discharge pipe 13 discharges sludge toward the dirt inlet 70, the bottom of the dust collecting box 20 is fixedly provided with a dirt collecting box 63, the dirt collecting box 63 is provided with a telescopic rod assembly box 71, the assembly box 71 is fixedly provided with an air cylinder 72, the air cylinder 72 is provided with an air cylinder 81, one end of the telescopic rod 81 is provided with an assembly 73, the assembly 73 includes an installation plate 731, and the assembly 73 is provided with a telescopic rod assembly 71, The sealing device comprises a sealing ring 732, a first closing plate 733 and a second closing plate 734, the second closing plate 734 is fixedly arranged on the upper surface of the mounting plate 731, the first closing plate 733 is fixedly arranged on the lower surface of the mounting plate 731, the sealing ring 732 is fixedly arranged on the upper surface and the lower surface of the mounting plate 731 respectively, the sealing ring 732 is positioned outside the first closing plate 733 and the second closing plate 734 respectively, the sealing effect of the sealing ring 732 during closing is enhanced, the air cylinder 72 moves upwards, the second closing plate 734 closes the sewage inlet 70, the sealing ring 732 enhances the closing effect of the second closing plate 734 and the sewage inlet 70, the air cylinder 72 moves downwards, the first closing plate 733 closes the assembly box 71, and the sealing ring 732 enhances the closing effect of the first closing plate 733 and the assembly box 71.

In this embodiment, when the dirt is discharged, the assembly 73 is moved downwards by the cylinder 72, so that the first closing plate 733 and the assembly box 71 are closed, the sludge cannot enter the assembly box 71 and flow into the dirt collecting box 63, when the dirt is not discharged, the assembly 73 is moved upwards by the cylinder 72, the second closing plate 734 and the dirt inlet 70 are closed, the dust cannot enter the dirt collecting box 63, and the dust and the sludge are effectively classified.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A bag-type dust collector convenient to clean for chemical production and processing comprises a main body (10), a bottom plate (11), an air inlet pipe (21), an air outlet pipe (22), a dust-settling pipe (40), an air blowing pipe (23) and a discharge pipe (13), wherein the main body (10) on the bottom plate (11) transmits air with dust particles into the main body (10) through the air inlet pipe (21), the dust particles are attached to the surface of the inner wall of the dust-settling pipe (40) from the inside of the main body (10), and the dust particles on the inner wall of the dust-settling pipe (40) are blown down through the air blowing pipe (23) so that the dust particles are discharged from the discharge pipe (13);

the method is characterized in that:

bottom plate (11) symmetry fixed mounting have bracing piece (12), fixed mounting has main part (10) on bracing piece (12), main part (10) are located between bracing piece (12), main part (10) inside equidistant be equipped with a plurality of dust-collecting tube (40), main part (10) side fixed mounting have backup pad (30), fixed mounting has motor (31) on backup pad (30), inside motor (31) one end penetrated main part (10), and with main part (10) inner wall movable mounting, motor (31) one end fixed mounting have gear (43), gear (43) are located inside main part (10), main part (10) inside be equipped with inverted U template (41), inverted U template (41) both ends respectively with main part (10) inner wall fixed mounting, inverted U template (41) symmetry fixed mounting have fixed block (50), all form the shifting chute with the template of falling U (41) between fixed block (50), the template of falling U (41) surface be provided with pull slot (62), the template of falling U (41) surface symmetry respectively fixed be equipped with first stopper (51) and second stopper (52), lie in pull slot (62) both sides between first stopper (51) and between second stopper (52) respectively, the template of falling U (41) go up the activity and be equipped with pinion rack (60), pinion rack (60) symmetry both sides face fixed be equipped with connecting block (80), in connecting block (80) assemble the shifting chute on the template of falling U (41), pinion rack (60) insection down, pinion rack (60) remove along the moving direction of shifting chute, pinion rack (60) surface be provided with inlet tube (32), pinion rack (60) side equidistant a plurality of play water branch pipe (61) that are provided with, go out water branch pipe (61) and all communicate with inlet tube (32), and inlet tube (32) are located traction groove (62), go out water branch pipe (61) and are located inverted U template (41) below, pinion rack (60) fixed surface be equipped with T type piece (53), T type piece (53) are located traction groove (62), and T type piece (53) move toward first stopper (51) direction, T type piece (53) and first stopper (51) laminating, go out the opening that dust collecting pipe (40) were kept away from in water branch pipe (61), T type piece (53) move toward second stopper (52) direction, T type piece (53) and second stopper (52) laminating, go out water branch pipe (61) and are located the opening top of dust collecting pipe (40).

2. The easy-to-clean bag-type dust collector for chemical production and processing according to claim 1, which is characterized in that: the insection of pinion rack (60) and the insection of gear (43) laminate, and pinion rack (60) are located the top of gear (43), and gear (43) realize that pinion rack (60) move in inverted U template (41).

3. The easy-to-clean bag-type dust collector for chemical production and processing according to claim 2, characterized in that: the number of the water outlet branch pipes (61) is the same as that of the dust pipes (40).

4. The easy-to-clean bag-type dust collector for chemical production and processing according to claim 3, characterized in that: the dust collecting device is characterized in that a discharge pipe (13) is assembled at the bottom of the main body (10), the discharge pipe (13) is communicated with the inside of the main body (10), a dust collecting pipe (40) is communicated with the discharge pipe (13), a dust collecting box (20) is assembled on the bottom plate (11), the dust collecting box (20) is positioned below the discharge pipe (13), an air inlet pipe (21) is assembled below the main body (10), the air inlet pipe (21) is communicated with the inside of the main body (10), the dust collecting pipe (40) is communicated with the air inlet pipe (21), an air outlet pipe (22) is assembled above the main body (10), the air outlet pipe (22) is communicated with the inside of the main body (10), the dust collecting pipe (40) is communicated with the air outlet pipe (22), an air blowing pipe (23) is assembled above the main body (10), the air blowing pipe (23) extends into the main body (10), and a plurality of air outlet branch pipes (42) are arranged at the bottom of the air blowing pipe (23) at equal intervals, gas outlet branch pipe (42) all are located the top of laying dust pipe (40), the quantity of gas outlet branch pipe (42) unanimous with the quantity of laying dust pipe (40), main part (10) top be provided with sliding tray (33), inlet tube (32) are arranged in sliding tray (33), and inlet tube (32) remove along sliding tray (33) direction.

5. The easy-to-clean bag-type dust collector for chemical production and processing according to claim 4, wherein the bag-type dust collector comprises: the dust collection box (20) is provided with a sewage inlet (70), the sewage inlet (70) is positioned under the discharge pipe (13), and the discharge pipe (13) discharges sludge in the direction of the sewage inlet (70).

6. The easy-to-clean bag-type dust collector for chemical production and processing according to claim 5, wherein the bag-type dust collector comprises: the bottom of the dust collection box (20) is fixedly provided with a dirt collection box (63), the dirt collection box (63) is provided with an assembly box (71), the assembly box (71) is fixedly provided with an air cylinder (72), the air cylinder (72) is provided with an expansion rod (81), and one end of the expansion rod (81) is provided with an assembly component (73).

7. The easy-to-clean bag-type dust collector for chemical production and processing according to claim 6, wherein the bag-type dust collector comprises: the assembling component (73) comprises an installing plate (731), a sealing ring (732), a first closing plate (733) and a second closing plate (734), the upper surface of the installing plate (731) is fixedly provided with the second closing plate (734), the lower surface of the installing plate (731) is fixedly provided with the first closing plate (733), the upper surface and the lower surface of the installing plate (731) are respectively fixedly provided with the sealing ring (732), the sealing rings (732) are respectively positioned on the outer sides of the first closing plate (733) and the second closing plate (734), the air cylinder (72) moves upwards, the second closing plate (734) is closed with the dirt inlet (70), the air cylinder (72) moves downwards, and the first closing plate (733) is closed with the assembling box (71).

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