CN210966233U

CN210966233U - Automatic cleaning device of water film dust remover

Info

Publication number: CN210966233U
Application number: CN201922017573.6U
Authority: CN
Inventors: 王成才; 王登强; 黎小跃
Original assignee: Sichuan Youshidao New Material Co ltd
Current assignee: Sichuan Youshidao New Material Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-10
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to a dust collecting equipment field, aim at provides a silt in can automatic clearance water film deduster, and clearance efficiency is high, the thorough device of clearance. The technical scheme is as follows: an automatic cleaning device for a water film dust remover comprises a cylinder body, wherein a drain outlet is formed in the bottom of the cylinder body and is connected with a drain pipe; the drainage pipe comprises a vertical section and an oblique section which are sequentially connected from top to bottom, a rotating shaft penetrates through the vertical section, and a motor for driving the rotating shaft to rotate is arranged at the bottom end of the rotating shaft; the middle part of the rotating shaft is provided with a section of helical blade, and the top end of the rotating shaft is connected with a stirring paddle; a pair of mud scraping assemblies for cleaning mud on the inner wall of the lower cone of the cylinder body is symmetrically arranged at the upper part of the rotating shaft, each mud scraping assembly comprises an arc-shaped scraper attached to the inner surface of the lower cone, a y-shaped fixing frame is connected to each scraper, and the third end of each scraper is fixedly connected with the upper part of the rotating shaft; a plurality of silt detectors are arranged on the inner wall of the lower cone.

Description

Automatic cleaning device of water film dust remover

Technical Field

The utility model relates to a dust collecting equipment field, concretely relates to automatic cleaning device of water film dust remover.

Background

The water film dust collector is a device which utilizes dust-containing gas to impact a water film on the inner wall of the dust collector, so that dust is captured by the water film, and further, the gas is purified. The existing water film dust removing device is cylindrical, a water film on the inner wall of the existing water film dust removing device is formed by spraying a water film on the inner wall of the existing water film dust removing device to the wall of the existing water film dust removing device along the tangential direction through a spray head, dust-containing gas is introduced from the lower part of a cylinder along the tangential direction, rotates and rises, dust particles are separated under the action of centrifugal force, are thrown to the inner wall of the cylinder, are adsorbed by a water film layer flowing on the inner wall of the cylinder, flow to a bottom cone along with water, precipitate, and are discharged. Because the bottom of the dust remover is in a cone shape, after a large amount of sludge is precipitated, the sludge is difficult to discharge from a discharge outlet because of certain viscosity; therefore, in the prior art, the auger is usually arranged in the discharge outlet, and the sludge is transported out through the auger, but the sludge near the auger can only be transported out in the mode, and the sludge accumulated on the surface of the cone cannot be discharged, so that the sludge is not thoroughly cleaned and the cleaning efficiency is low; and current water film deduster is when clearing up silt, and degree of automation is lower, can not clear up according to the accumulation volume of silt is automatic.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can clear up the silt in the water film deduster automatically, and clear up efficient, clear up more thorough device.

In order to realize the purpose of the utility model, the utility model adopts the technical proposal that: an automatic cleaning device of a water film dust remover comprises a cylinder body, wherein a drain outlet is formed in the bottom of the cylinder body, and is connected with a drain pipe; the drainage pipe comprises a vertical section and an oblique section which are sequentially connected from top to bottom, a rotating shaft penetrates through the vertical section, the bottom end of the rotating shaft penetrates through the wall surface of the oblique section and extends to the outside of the oblique section, and a motor for driving the rotating shaft to rotate is arranged at the bottom end of the rotating shaft; the middle upper part of the rotating shaft is provided with a section of helical blade, and the top end of the rotating shaft is connected with a stirring paddle;

a pair of mud scraping assemblies for cleaning mud on the inner wall of the lower cone of the cylinder body is symmetrically arranged at the upper part of the rotating shaft, each mud scraping assembly comprises an arc-shaped scraper attached to the inner surface of the lower cone, a y-shaped fixing frame is connected onto each scraper, two ends of each fixing frame are fixedly connected onto the corresponding scraper, and the third end of each fixing frame is fixedly connected with the upper part of the rotating shaft;

and a plurality of mounting grooves are formed in the inner wall of the lower cone, and a sludge amount detector is mounted in each mounting groove.

Preferably, the inclined section is connected with a mud valve, the outlet end of the mud valve is provided with a sludge water filtering component, the water filtering component comprises a section of transverse filter pipe connected with the outlet of the mud valve, the bottom of the filter pipe is provided with a groove extending along the length direction of the filter pipe, a filter screen is arranged in the groove, a plurality of micropores penetrating through the pipe wall of the filter pipe are arranged in the groove, a water collecting box is arranged below the micropores, the water collecting box is fixed on two sides of the filter pipe, and the bottom of the water collecting box is provided with a water outlet; a partition plate is arranged at the lower part of the port of one end of the strainer far away from the mud valve, a rubber sleeve is sleeved outside the strainer, one end of the rubber sleeve is a blind surface, and the other end of the rubber sleeve is fixed on the outer wall of the strainer; an opening is formed in the lower portion of the blind surface of the rubber sleeve.

Preferably, the side of the cross section of the scraper is also arc-shaped.

Preferably, the sludge amount detector is a pressure sensor.

The beneficial effects of the utility model are concentrated and are embodied in: the utility model discloses can clear up the silt in the water film deduster automatically, and clear up efficient, clear up more thorough advantage. Specifically, when the detector detects that the sludge in the barrel reaches a certain amount, the motor is started to rotate, the motor drives the rotating shaft to rotate and simultaneously drives the scraping plate and the stirring paddle to rotate, the stirring paddle enables the sludge in the barrel to vibrate, so that the sludge with different consistencies is uniformly mixed and is convenient to discharge, and then the sludge is conveyed into the oblique section through the spiral blades and is discharged to the outside; when the scraper plate rotates and the sludge at the bottom of the cylinder body is more, the stirring effect is also realized, so that the sludge is convenient to drain; therefore, under the dual functions of the scraping plate and the stirring paddle, the sludge cleaning efficiency is improved. After most sludge in the cylinder is discharged, the sludge accumulated on the wall can be scraped off due to the arc-shaped scraper, and is collected downwards to a discharge port and then discharged; and the sludge in the cylinder body can be cleaned more thoroughly.

Drawings

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

FIG. 2 is an enlarged view of portion A of the structure shown in FIG. 1;

FIG. 3 is an enlarged view of portion B of the structure shown in FIG. 1;

fig. 4 is a view from direction C-C of the structure shown in fig. 1.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, an automatic cleaning device for a water film dust collector comprises a cylinder 1, wherein a discharge outlet is formed in the bottom of the cylinder 1, muddy water generated in the dust collector is deposited and accumulated in the lower cone at the bottom of the cylinder 1, namely the lower part of the cylinder 1 is a cone, namely the lower cone, and then the muddy water is discharged through the discharge outlet; the drain outlet is connected with a drain pipe 2; the drainage pipe 2 comprises a vertical section and an oblique section which are sequentially connected from top to bottom, a rotating shaft 3 penetrates through the vertical section, the bottom end of the rotating shaft 3 penetrates through the wall surface of the oblique section and extends to the outside of the oblique section, a motor 4 for driving the rotating shaft 3 to rotate is arranged at the bottom end of the rotating shaft 3, and the motor 4 can be directly fixed on the wall surface below the oblique section in a bolt, screw or other mode; in order to stir the sludge in the barrel in the sludge discharging process and facilitate the discharge of the sludge, a section of helical blade 5 is arranged at the middle upper part of the rotating shaft 3, and the top end of the rotating shaft 3 is connected with a stirring paddle 6;

as shown in fig. 2, in order to avoid the accumulation of sludge on the inclined surface of the cone, a pair of sludge scraping assemblies for cleaning the sludge on the inner wall of the lower cone of the cylinder 1 is symmetrically arranged at the upper part of the rotating shaft 3, and each sludge scraping assembly comprises an arc-shaped scraper 7 attached to the inner surface of the lower cone, that is, the arc-shaped scrapers 7 are arc-shaped in the length direction, the total number of the arc-shaped scrapers 7 is two, and the two scrapers are symmetrically distributed along the rotating shaft 3; in the embodiment, in order to reduce the resistance of the scraper in the rotation process, the side edge of the cross section of the arc-shaped scraper 7 is also arc-shaped, that is, the surface where the extrusion force is generated between the arc-shaped scraper 7 and the sludge is arc-shaped when the arc-shaped scraper 7 rotates; in order to reinforce the scraper, a y-shaped fixing frame 8 is connected to the scraper, two ends of the fixing frame 8 are fixedly connected to the scraper, and the third end of the fixing frame 8 is fixedly connected to the upper part of the rotating shaft 3; when the scraper plate rotates, when the bottom of the cylinder body 1 has more sludge, the scraper plate also plays a role in stirring, so that the sludge is convenient to drain; therefore, under the dual functions of the scraping plate and the stirring paddle, the sludge cleaning efficiency is improved; after most of the sludge in the cylinder 1 is discharged, the sludge accumulated on the wall can be scraped off due to the arc-shaped scraper and is collected to a discharge outlet; and the sludge in the cylinder body 1 can be cleaned more thoroughly.

Further, in order to realize automatic cleaning, a plurality of installation grooves are formed in the inner wall of the lower cone, a sludge amount detector 9 is installed in each installation groove, in this embodiment, a pressure sensor is preferably used as the sludge amount detector 9, and other detectors can be replaced according to actual conditions; in order to avoid the influence of the arc-shaped scraper 7 on the pressure sensors, the three pressure sensors are uniformly distributed along the circumferential direction of the position of the lower cone where the sensors are located, the arc-shaped angle of the arc-shaped scraper 7 is smaller than 120 degrees in the rotating process of the arc-shaped scraper 7, and the detection of the two sensors cannot be influenced by the scraper at this time.

Further, as shown in fig. 3 and 4, in order to recycle water contained in the discharged sludge, the inclined section is connected with a sludge discharge valve 10, an outlet end of the sludge discharge valve 10 is provided with a sludge water filtering component, the water filtering component comprises a section of transverse water filtering pipe 11 connected with an outlet of the sludge discharge valve 10, in this embodiment, the water filtering pipe 11 is connected with the outlet of the sludge discharge valve 10 in a threaded or flange manner, a groove extending along the length direction of the water filtering pipe 11 is formed in the bottom of the water filtering pipe 11, a filtering net 12 is arranged in the groove, a plurality of micropores 13 penetrating through the pipe wall of the water filtering pipe 11 are arranged in the groove, a water collecting box 14 is arranged below the micropores 13, the water collecting box 14 is fixed on two sides of the water filtering pipe 11, and a water outlet 15 is arranged at the bottom of the water collecting; a partition plate 16 is arranged at the lower part of a port at one end of the strainer 11 far away from the mud valve 10, the height of the partition plate 16 is one third of the diameter of the strainer 11, a rubber sleeve 17 is sleeved outside the strainer 11, one end of the rubber sleeve 17 is a blind surface, the other end of the rubber sleeve 17 is fixed outside the strainer 11, and the rubber sleeve can be fixed on the strainer 11 in a jacket manner; an opening 18 is formed in the lower portion of the blind surface of the rubber sleeve 17, and the lower surface of the opening 18 of the rubber sleeve 17 is located below the upper surface of the partition plate 16; the sludge is discharged into the filter pipe 11 through the sludge discharge valve 10, the sludge can be blocked because the partition plate 16 is arranged on the port of the filter pipe 11, and meanwhile, the rubber sleeve 17 also has certain blocking capacity on the sludge to block the sludge in the filter pipe 11, water in the sludge is filtered out through the filter screen 12 at the bottom, and then the water is discharged into the water collecting box 14 through the micropores 13; when the pressure of the sludge in the drainpipe 11 reaches a certain amount, the sludge can be squeezed out from the opening 18 of the rubber sleeve 17, and when the sludge is discharged, the opening 18 of the rubber sleeve 17 is restored by the elasticity.

The working principle is as follows: when the pressure sensor detects that the sludge in the cylinder body 1 reaches a certain amount, namely the pressure generated by the sludge reaches a certain amount, the motor 4 is started to rotate, and the sludge discharge valve 10 is opened; the motor 4 drives the rotating shaft 3 to rotate, and simultaneously drives the arc-shaped scraper 7 and the stirring paddle 6 to rotate, the stirring paddle 6 enables sludge in the barrel to vibrate, so that sludge with different consistencies is uniformly mixed and is convenient to discharge, and then the sludge is conveyed into the inclined section through the spiral blade 5 and is discharged through the sludge discharge valve 10; when the arc-shaped scraper 7 rotates, when the bottom of the cylinder body 1 has more sludge, the arc-shaped scraper also plays a role in stirring, so that the sludge is convenient to drain; therefore, under the dual action of the arc-shaped scraping plate 7 and the stirring paddle 6, the sludge cleaning efficiency is improved. After most of sludge in the cylinder 1 is discharged, the arc-shaped scraper 7 is arc-shaped, so that the sludge accumulated on the wall can be scraped off, and is collected downwards to a discharge port and then discharged; the sludge in the cylinder body 1 can be thoroughly cleaned; when the pressure detected by the pressure sensor drops to a certain value, the motor 4 stops, and the mud valve 10 is closed to finish the cleaning of the mud.

It should be noted that, for simplicity of description, the above-mentioned embodiments of the method are described as a series of acts or combinations, but those skilled in the art should understand that the present application is not limited by the order of acts described, as some steps may be performed in other orders or simultaneously according to the present application. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and elements referred to are not necessarily required in this application.

Claims

1. An automatic cleaning device of a water film dust remover comprises a cylinder body (1), wherein a drain outlet is formed in the bottom of the cylinder body (1), and is connected with a drain pipe (2); the method is characterized in that: the drainage pipe (2) comprises a vertical section and an oblique section which are sequentially connected from top to bottom, a rotating shaft (3) penetrates through the vertical section, the bottom end of the rotating shaft (3) penetrates through the wall surface of the oblique section and extends to the outside of the oblique section, and a motor (4) for driving the rotating shaft (3) to rotate is arranged at the bottom end of the rotating shaft (3); a section of spiral blade (5) is arranged at the middle upper part of the rotating shaft (3), and the top end of the rotating shaft (3) is connected with a stirring paddle (6);

a pair of mud scraping assemblies for cleaning mud on the inner wall of the lower cone of the barrel body (1) is symmetrically arranged at the upper part of the rotating shaft (3), each mud scraping assembly comprises an arc-shaped scraper (7) attached to the inner surface of the lower cone, a y-shaped fixing frame (8) is connected to each arc-shaped scraper (7), two ends of each fixing frame (8) are fixedly connected to each arc-shaped scraper (7), and the third end of each fixing frame is fixedly connected with the upper part of the rotating shaft (3);

the inner wall of the lower cone is provided with a plurality of mounting grooves, and a plurality of silt amount detectors (9) are mounted in the mounting grooves.

2. The automatic cleaning device for the water dust scrubber according to claim 1, characterized in that: the inclined section is connected with a mud valve (10), the outlet end of the mud valve (10) is provided with a sludge water filtering component, the water filtering component comprises a section of transverse water filtering pipe (11) connected with the outlet of the mud valve (10), the bottom of the water filtering pipe (11) is provided with a groove extending along the length direction of the water filtering pipe (11), a filter screen (12) is arranged in the groove, and a plurality of micropores (13) penetrating through the pipe wall of the water filtering pipe (11) are arranged in the groove; the lower part of the port of the end, far away from the mud valve (10), of the strainer (11) is provided with a partition plate (16), a rubber sleeve (17) is sleeved outside the strainer (11), one end of the rubber sleeve (17) is a blind surface, the other end of the rubber sleeve is fixed on the outer wall of the strainer (11), and the lower part of the blind surface of the rubber sleeve (17) is provided with an opening (18).

3. The automatic cleaning device for the water dust scrubber according to claim 2, characterized in that: a water collecting box (14) is arranged below the micro-hole (13), the water collecting box (14) is fixed on two sides of the filter pipe (11), and a water outlet (15) is arranged at the bottom of the water collecting box (14).

4. The automatic cleaning device for the water dust scrubber according to claim 1, characterized in that: the side edge of the cross section of the arc-shaped scraper (7) is also arc-shaped.

5. The automatic cleaning device for the water dust scrubber according to claim 1, characterized in that: the sludge amount detector (9) is a pressure sensor.