CN216023703U - Kaolin crushing and dust removing device - Google Patents

Abstract

According to the kaolin crushing and dust removing device provided by the utility model, high-pressure gas enters the injection pipe to inject the filter bag to clean dust on the surface of the filter bag, and meanwhile, a mechanical rapping device is added to clean the dust more thoroughly, and the dust can be timely and effectively discharged by arranging the dust discharging device to avoid the blockage of the dust collecting hopper .

Description

Kaolin crushing and dust removing device

Technical Field

The utility model relates to a dust removal device, in particular to a kaolin crushing and dust removal device.

Background

Kaolin is a non-metal mineral product, it is a clay and claystone taking kaolinite clay mineral as the principal, because it is white and fine, also known as dolomite, its pure kaolin is pure white fine, soft clay-like, have good physical and chemical properties such as plasticity and fire resistance, its mineral composition mainly comprises kaolinite, halloysite, hydromicas, illite, montmorillonite and quartz, feldspar, etc. mineral composition, Kaolin uses very extensively, mainly used in paper making, ceramic and refractory material, secondly used in coating, rubber filler, enamel glaze and white cement raw materials, a small amount used in plastics, paint, pigment, emery wheel, pencil, daily cosmetics, soap, pesticide, medicine, textile, petroleum, chemical industry, building materials, national defence, etc. industrial departments, the dust gas produced after the Kaolin is broken can be discharged outside and will cause the injury to the health of the worker and will also cause the pollution to the natural environment because the dust gas will cause the injury and can cause the dust to the work In the prior art, a pulse dust collector is generally adopted as a dust collector after kaolin is crushed, but when the pulse dust collector in the prior art is used for cleaning dust of a filter bag, high-pressure gas enters an injection pipe to inject the filter bag to clean dust on the surface of the filter bag, so that the condition of incomplete dust cleaning exists, and a dust collecting hopper is easy to block and cannot discharge accumulated dust in time.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the kaolin crushing and dust removing device, the mechanical rapping device is added while high-pressure gas enters the injection pipe to inject the filter bag to clean dust on the surface of the filter bag, so that the dust removal is more thorough, and the dust can be timely and effectively discharged by the dust discharging device to avoid the blockage of the dust collecting hopper.

The technical scheme of its solution is, including quick-witted case, a serial communication port, quick-witted case left surface below intercommunication is provided with dirt gas entry, quick-witted case right flank top intercommunication is provided with the net gas export, a plurality of collection ash buckets of quick-witted case below fixedly connected with, be equipped with the dust discharging device in each collection ash bucket, machine case top is connected with the perforated plate that can follow vertical and vertical removal through buffer, perforated plate up end fixedly connected with rapping device, equal fixedly connected with filter bag frame under each hole of perforated plate corresponds the position, equal seal cover is equipped with the dust removal filter bag outside each filter bag frame, all be equipped with the jetting pipe directly over each hole of perforated plate corresponds the position, quick-witted case is indulged to the front end fixedly connected with gas holder, each jetting pipe is linked together through pipeline and gas holder.

Preferably, the rapping device includes perforated plate up end fixed connection's vibrating motor, the equal coaxial fixedly connected with eccentric block of vibrating motor left and right sides output shaft, rapping device still includes displacement piece and locating piece, locating piece and quick-witted incasement wall fixed connection, the vertical slide bar of fixedly connected with and the vertical sliding connection of vibrating motor in the displacement piece, each vertical slide bar all overlaps outward and is equipped with the vertical spring with vibrating motor fixed connection, the equal fixedly connected with sliding connection of terminal surface is at the inside vertical slide bar of locating piece around the displacement piece is vertical, inside each vertical slide bar of locating piece all overlaps outward and is equipped with the vertical spring with displacement piece fixed connection.

Preferably, the ash discharging device comprises a plurality of ash discharging blades located at outlets below the ash collecting hoppers, each ash discharging blade is driven by a motor with an output shaft transversely arranged and is uniformly distributed along the circumference of the output shaft of the motor, and each ash discharging blade forms a blocking structure for the outlets below the ash collecting hoppers when being static.

Preferably, the outer side wall of each dust collecting hopper is fixedly connected with a rapping motor, and each rapping motor is used for rapping the outer side wall of each dust collecting hopper so that dust can fall downwards in time to avoid dust accumulation.

Preferably, buffer includes a plurality of spring telescopic links that stretch out to quick-witted incasement wall direction that the vertical front and back end fixed connection of perforated plate, the equal fixedly connected with of each spring telescopic link output is at the gliding slider of quick-witted incasement wall, terminal surface fixedly connected with and the spring of quick-witted incasement wall connection under each slider, buffer still includes a plurality of second sliders of the left and right sides fixed connection of perforated plate, a plurality of spouts have been seted up to the left and right sides of quick-witted incasement wall corresponding each second slider position, each spout longitudinal dimension is greater than the longitudinal dimension of each second slider, terminal surface and the equal fixedly connected with of lower terminal surface and the spring of quick-witted incasement wall connection around each second slider is vertical.

Preferably, each of the blowing pipes is provided with an electromagnetic pulse valve at a communication part with the air storage tank.

Preferably, the upper end face of the case is provided with an upper cover plate, and the upper cover plate can be opened to overhaul equipment and replace a dust removal filter bag.

Preferably, a motor-driven rotary valve is arranged in the clean gas outlet, and the rotary valve is used for plugging the clean gas outlet when the device performs dust removal operation on the dust removal filter bag.

Preferably, a dust baffle plate fixedly connected to the inner wall of the case is arranged at a communication position of the dust and air inlet and the inner wall of the case, and the dust baffle plate is used for blocking coarse dust entering the case so as to enable the coarse dust to fall into each dust collecting hopper.

The utility model has the beneficial effects that:

1. the mechanical rapping device is added while the dust on the surface of the filter bag is cleaned by blowing the filter bag by high-pressure gas entering the blowing pipe, so that the ash is cleaned more thoroughly;

2. the dust discharging device can timely and effectively discharge dust to avoid the blockage of the dust collecting hopper;

3. the rotary valve arranged in the clean gas outlet can effectively prevent the smoke dust from entering the clean gas outlet in the ash cleaning process.

Drawings

FIG. 1 is a first perspective view of the present invention.

Fig. 2 is a partial cross-sectional view from a first perspective of the present invention.

FIG. 3 is a schematic view of the internal structure of the present invention.

Fig. 4 is a partial cross-sectional view from a second perspective of the present invention.

FIG. 5 is a partial cross-sectional view, second perspective, partially enlarged view of the present invention.

Fig. 6 is a partial cross-sectional view from a third perspective of the present invention.

Fig. 7 is a partial cross-sectional view of the third viewing angle, enlarged partial view of fig. 1.

Fig. 8 is a partial cross-sectional view of a third perspective, enlarged view of the utility model, fig. 2.

Reference numerals

1. The dust and air collecting machine comprises a machine box, 2. a dust and air inlet, 3. a clean air outlet, 4. an ash collecting hopper, 5. a porous plate, 6. a filter bag frame, 7. a dust removing filter bag, 8. an injection pipe, 9. an air storage tank, 10. a vibration motor, 11. an eccentric block, 12. a displacement block, 13. a positioning block, 14. a vertical sliding rod, 15. a vertical spring, 16. a longitudinal sliding rod, 17. a longitudinal spring, 18. an ash discharging blade, 19. a rapping motor, 20. a spring telescopic rod, 21. a sliding block, 22. a second sliding block, 23. a sliding groove, 24. an electromagnetic pulse valve, 25. an upper cover plate, 26. a rotary valve and 27. a dust baffle plate.

Detailed Description

The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings 1 to 8.

When the utility model is used, dust-containing gas generated after kaolin is crushed enters the inside of a case 1 through a dust gas inlet 2 under the action of a fan, a dust baffle plate 27 fixedly connected with the inner wall of the case 1 is arranged at the communication position of the dust gas inlet 2 and the inner wall of the case 1, the dust baffle plate 27 is used for blocking coarse dust entering the inside of the case 1 to enable the coarse dust to fall into each dust collecting hopper 4, the coarse dust in the gas is separated out under the action of inertia force and gravity under the blocking action of the dust baffle plate 27, the fine dust in the gas enters the middle and upper part of the case 1 upwards along with the turning of the gas flow, a porous plate 5 capable of moving along the longitudinal direction and the vertical direction is connected above the case 1 through a buffer device, and a filter bag frame 6 is fixedly connected under the corresponding position of each hole of the porous plate 5, the dust removing filter bags 7 are hermetically sleeved outside each filter bag frame 6, fine dust in the gas flows upwards through each dust removing filter bag 7 along with the turning of the air flow, the gas passes through the filter bags, the dust in the gas is stopped at the outer surface of each dust removing filter bag 7, the dust is accumulated on the outer surface of each dust removing filter bag 7, the gas filtered by each dust removing filter bag 7 enters the upper part of the case 1 through the upper openings of each dust removing filter bag 7 through the porous plate 5 and then passes through the purified gas outlet 3, the purified gas outlet 3 is internally provided with a rotary valve 26 driven by a motor, the rotary valve 26 is used for plugging the purified gas outlet 3 when the dust removing work is carried out on the dust removing filter bags 7 by equipment, at the moment, the rotary valve 26 is opened to discharge the purified gas through the purified gas outlet 3, and finally the gas after dust removal is discharged through the exhaust fan to finish the dust removing work of the dust-containing gas.

In the using process of the device, more and more dust is accumulated on the outer surface of each dust-removing filter bag 7, and the dust-removing effect of the device is affected if the dust-removing filter bags are not cleaned in time, so the dust-removing work of the dust-removing filter bags 7 of the device is carried out regularly, when the dust-removing work is carried out, the rotary valve 26 is firstly closed to lead the rotary valve 26 to seal the clean gas outlet 3, so that the smoke and dust in the dust-removing process are prevented from entering the clean gas outlet 3, the upper end surface of the porous plate 5 is fixedly connected with a rapping device, the injection pipes 8 are arranged right above the corresponding positions of all holes of the porous plate 5, the gas storage tank 9 is fixedly connected with the longitudinal front end of the case 1, all the injection pipes 8 are communicated with the gas storage tank 9 through pipelines, the electromagnetic pulse valves 24 are arranged at the communicated positions of all the injection pipes 8 and the gas storage tank 9, when the dust-removing work is carried out on the dust-removing filter bags 7, the electromagnetic pulse valves 24 are opened through a controller, and the high-pressure gas enters the inside of all the injection pipes 8 through the gas storage tank 9, finally, high-pressure gas is downwards sprayed into the dust removing filter bags 7 through the spray pipes 8 and the holes of the porous plate 5, dust deposited on the outer surfaces of the dust removing filter bags 7 is blown into the dust removing filter bags 7 through the high-pressure gas, then is peeled off from the outer surfaces of the dust removing filter bags 7 and finally is settled in the dust collecting hoppers 4.

After the blowing and dust removing work is finished, closing each electromagnetic pulse valve 24 switch through the controller, controlling the rapping device fixedly connected with the upper end face of the perforated plate 5 to start working through the controller, wherein the rapping device comprises a vibrating motor 10 fixedly connected with the upper end face of the perforated plate 5, output shafts on the left side and the right side of the vibrating motor 10 are coaxially and fixedly connected with an eccentric block 11, the rapping device further comprises a displacement block 12 and a positioning block 13, the positioning block 13 is fixedly connected with the inner wall of the case 1, a vertical sliding rod 14 vertically and slidably connected with the vibrating motor 10 is fixedly connected in the displacement block 12, a vertical spring 15 fixedly connected with the vibrating motor 10 is sleeved outside each vertical sliding rod 14, the longitudinal front end face and the longitudinal rear end face of the displacement block 12 are fixedly connected with a longitudinal sliding rod 16 inside the positioning block 13, and a longitudinal spring 17 fixedly connected with the displacement block 12 is sleeved outside each longitudinal sliding rod 16 inside the positioning block 13, the controller controls the vibration motor 10 to start rotating, the vibration motor 10 can generate vertical and longitudinal small reciprocating movement under the action of the eccentric blocks 11 coaxially and fixedly connected with the output shafts on the left side and the right side of the vibration motor 10 in the rotating process, the vibration motor 10 is connected inside the displacement block 12 in a sliding mode through the vertical sliding rods 14 and the vertical springs 15 when in vertical small reciprocating movement, because the longitudinal front end face and the longitudinal rear end face of the displacement block 12 are fixedly connected with the longitudinal sliding rods 16 which are connected inside the positioning block 13 in a sliding mode and the positioning block 13 is fixedly connected with the inner wall of the case 1, the displacement block 12 cannot vertically move and can only longitudinally slide inside the positioning block 13, the vibration motor 10 and the displacement block 12 are used for driving the displacement block 12 to longitudinally and reciprocally slide inside the positioning block 13 when in longitudinal small reciprocating movement, and because the upper end face of the porous plate 5 is fixedly connected with the vibration motor 10, the vertical and longitudinal small reciprocating movement of the vibration motor 10 can drive the porous plate 5 to synchronously perform vertical and longitudinal small reciprocating movement The breadth reciprocating movement, the porous plate 5 is connected with the inner wall of the case 1 through a buffer device, the buffer device comprises a plurality of spring telescopic rods 20 which are fixedly connected with the front and rear ends of the porous plate 5 in the longitudinal direction and extend towards the inner wall direction of the case 1, the output end of each spring telescopic rod 20 is fixedly connected with a slide block 21 which slides on the inner wall of the case 1, the lower end face of each slide block 21 is fixedly connected with a spring connected with the inner wall of the case 1, the buffer device also comprises a plurality of second slide blocks 22 which are fixedly connected with the left and right sides of the porous plate 5, a plurality of slide grooves 23 are arranged at the positions, corresponding to the second slide blocks 22, of the left and right sides of the inner wall of the case 1, the longitudinal size of each slide groove 23 is larger than the longitudinal size of each second slide block 22, the front and rear end faces and the lower end faces of each second slide block 22 are fixedly connected with springs connected with the inner wall of the case 1, and the buffer device enables the porous plate 5 to carry out small vertical and longitudinal reciprocating movement along the inner wall of the case 1, all fixedly connected with filter bag frame 6 under each hole of perforated plate 5 corresponds the position, each filter bag frame 6 is all sealed the cover outward and is equipped with dust bag 7, 5 vertical and fore-and-aft small amplitude reciprocating motion of perforated plate drive each filter bag frame 6 and dust bag 7 carry out synchronous vertical and fore-and-aft small amplitude reciprocating motion, the vertical and fore-and-aft small amplitude reciprocating motion of each dust bag 7 makes the interior of each dust bag 7 surface of each dust bag 7 complete clean up's dust break away from the final each dust hopper 4 that falls down under the inertial action, like this after the processing of spraying and blowing clearance and mechanical vibration clearance, each filter bag frame 6 has obtained thorough clearance.

After the dust removing and dust cleaning work is finished, a large amount of dust is accumulated in each dust collecting hopper 4 and needs to be cleaned in time, a dust discharging device is arranged in each dust collecting hopper 4 and comprises a plurality of dust discharging blades 18 positioned at the lower outlet of each dust collecting hopper 4, each dust discharging blade 18 is driven by a motor transversely arranged by an output shaft, each dust discharging blade 18 is uniformly distributed along the circumference of the output shaft of the motor, each dust discharging blade 18 forms a sealing structure for the lower outlet of each dust collecting hopper 4 when in rest, each dust discharging blade 18 keeps the sealing state for the lower outlet of each dust collecting hopper 4 when the device performs the dust removing and dust cleaning work, the dust is prevented from being diffused from the lower outlet of each dust collecting hopper 4 and discharged out, after the dust removing and dust cleaning work of the device is finished, the driving motor of each dust discharging blade 18 is controlled by a controller to rotate each dust discharging blade 18, and the dust accumulated in each dust collecting hopper 4 is gradually discharged downwards to the designated container, and each dust collecting hopper 4 lateral wall all fixedly connected with rapping motor 19, each rapping motor 19 is used for rapping each dust collecting hopper 4 lateral wall and makes the dust can in time drop downwards and avoid the dust to pile up.

The upper cover plate 25 is further arranged on the upper end face of the case 1, the upper cover plate 25 can be opened to overhaul equipment and replace the dust removal filter bag 7, the dust removal filter bag 7 has a certain service life and needs to be replaced regularly, and convenience is provided for overhaul equipment and replacement of the dust removal filter bag 7 through the upper cover plate 25.

Claims (9)

1. The kaolin crushing and dust removing device comprises a case (1) and is characterized in that a dust gas inlet (2) is communicated and arranged below the left side surface of the case (1), a clean gas outlet (3) is communicated and arranged above the right side surface of the case (1), a plurality of dust collecting hoppers (4) are fixedly connected below the case (1), a dust discharging device is arranged in each dust collecting hopper (4), a porous plate (5) capable of moving longitudinally and vertically is connected above the case (1) through a buffer device, a rapping device is fixedly connected on the upper end surface of the porous plate (5), filter bag frames (6) are fixedly connected under the corresponding positions of each hole of the porous plate (5), a dust removing filter bag (7) is hermetically sleeved outside each filter bag frame (6), a blowing pipe (8) is arranged right above the corresponding position of each hole of the porous plate (5), and a gas storage tank (9) is fixedly connected to the longitudinal front end of the case (1), each blowing pipe (8) is communicated with an air storage tank (9) through a pipeline.

2. The kaolin crushing and dust removing device according to claim 1, wherein the rapping device comprises a vibrating motor (10) fixedly connected with the upper end surface of a porous plate (5), eccentric blocks (11) are coaxially and fixedly connected with output shafts on the left side and the right side of the vibrating motor (10), the rapping device further comprises a displacement block (12) and a positioning block (13), the positioning block (13) is fixedly connected with the inner wall of the case (1), vertical sliding rods (14) vertically and slidably connected with the vibrating motor (10) are fixedly connected in the displacement block (12), vertical springs (15) fixedly connected with the vibrating motor (10) are sleeved outside each vertical sliding rod (14), longitudinal sliding rods (16) slidably connected in the positioning block (13) are fixedly connected with the longitudinal front end surface and the longitudinal rear end surface of the displacement block (12), and longitudinal springs (17) fixedly connected with the displacement block (12) are sleeved outside each longitudinal sliding rod (16) in the positioning block (13).

3. The kaolin crushing and dust removing device according to claim 1, wherein the ash discharging device comprises a plurality of ash discharging blades (18) which are positioned at the outlet below each ash collecting hopper (4), each ash discharging blade (18) is driven by a motor with a transversely arranged output shaft, each ash discharging blade (18) is uniformly arranged along the circumference of the output shaft of the motor, and each ash discharging blade (18) forms a blocking structure for the outlet below each ash collecting hopper (4) when being static.

4. The kaolin crushing and dust removing device according to claim 1, wherein the outer side wall of each ash collecting hopper (4) is fixedly connected with a rapping motor (19), and each rapping motor (19) is used for rapping the outer side wall of each ash collecting hopper (4) so that dust can fall down in time to avoid dust accumulation.

5. The kaolin crushing and dust removing device according to claim 1, wherein the buffering device comprises a plurality of spring telescopic rods (20) which are fixedly connected with the front and rear longitudinal ends of the porous plate (5) and extend towards the inner wall of the case (1), the output ends of the spring telescopic rods (20) are fixedly connected with sliding blocks (21) which slide on the inner wall of the case (1), the lower end faces of the sliding blocks (21) are fixedly connected with springs connected with the inner wall of the case (1), the buffering device further comprises a plurality of second sliding blocks (22) which are fixedly connected with the left and right sides of the porous plate (5), a plurality of sliding grooves (23) are formed in the left and right sides of the inner wall of the case (1) corresponding to the positions of the second sliding blocks (22), the longitudinal size of each sliding groove (23) is larger than that of each second sliding block (22), and the front and rear longitudinal end faces and the lower end faces of each second sliding block (22) are fixedly connected with the springs connected with the inner wall of the case (1).

6. The kaolin crushing and dust removing device according to claim 1, wherein an electromagnetic pulse valve (24) is arranged at the communication part of each injection tube (8) and each air storage tank (9).

7. The kaolin crushing and dust removing device according to claim 1, wherein the upper end face of the machine box (1) is provided with an upper cover plate (25), and the upper cover plate (25) can be opened for overhauling equipment and replacing the dust removing filter bag (7).

8. The kaolin crushing and dust removing device according to claim 1, wherein a motor-driven rotary valve (26) is arranged in the clean gas outlet (3), and the rotary valve (26) is used for plugging the clean gas outlet (3) when the device performs the dust cleaning operation on the dust filter bag (7).

9. The kaolin crushing and dust removing device according to claim 1, wherein a dust baffle plate (27) fixedly connected to the inner wall of the case (1) is arranged at the communication position of the dust inlet (2) and the inner wall of the case (1), and the dust baffle plate (27) is used for blocking coarse dust entering the inside of the case (1) and enabling the coarse dust to fall into each dust collecting hopper (4).

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