CN112023547A - Efficient pulse dust collector and working method thereof - Google Patents

Abstract

The invention discloses a high-efficiency pulse dust collector and a working method thereof. The dust collector comprises a lower box body, an ash collecting hopper is arranged at the bottom of the lower box body, an upper box body is arranged at the top of the lower box body, and one end of the upper box body is arranged A flip cover is provided, and several groups of filter bags are arranged between the fixed installation plate and the movable installation board. A high-pressure gas tank is installed on the outer wall of one side of the flip cover and the outer wall of the upper box away from the flip cover. The high-pressure gas tank passes through The connecting pipe is connected with the jet pipe, the movable assembly is movably installed on the support frame, and the movable assembly is fixedly connected with the movable mounting plate; the filter bag in the present invention is placed horizontally, so that the contact area between the air and the filter bag is larger, thereby accelerating the The air filtration improves the dust removal efficiency, and at the same time, the compressed gas is introduced into the two ends of the filter bag, which shortens the time for filling the filter bag with the compressed gas.

Description

A high-efficiency pulse dust collector and its working method

technical field

The invention relates to the technical field of dust removal equipment, in particular to a high-efficiency pulse dust collector and a working method thereof.

Background technique

The principle of the pulse bag filter is to use compressed air as the driving force, and use the compressed air instantly ejected from the air storage tank to induce the air several times the amount of injected air to enter the filter bag at a high speed through the jet pipe, so that the filter bag is from the top filter port to the bottom. It produces rapid expansion and shock vibration, and produces a strong effect of removing dust. This kind of dust collector has high dust removal intensity and can allow higher filtration wind speed, so it has become the most widely used dust removal method in China;

The patent document (CN107961605A) discloses a high-efficiency pulse type dust collector. The pulse type dust collector has smaller air and filter bags, and the filter bag can filter the air at a slow speed, and the dust removal efficiency is low. Gas and compressed gas cannot quickly fill the filter bag, the dust on the filter bag falls off slowly, and the falling effect is poor. The pulse type dust collector is not easy to install and disassemble, and the filter bag cannot be maintained quickly, which affects the normal use of the dust collector.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a high-efficiency pulse dust collector and a working method thereof. By arranging a plurality of filter bags laterally between the fixed installation plate and the movable installation plate, the air is dedusted through the filter bags, and the air after the dedusting and filtration is passed through respectively. Through the air outlet hood on the fixed installation plate and the movable installation plate, and discharged to the outside world through the air outlet, the filter bag in the present invention is placed horizontally, so that when the air enters the inside of the lower box, the air contacts the filter bag. The area is larger, thereby accelerating the air filtration, improving the dust removal efficiency, and solving the technical problem of low dust removal efficiency of the traditional pulse dust collector;

In the present invention, the high-pressure air tank is respectively installed on the outer side of the flip cover and the outer side of the upper box body, the high-pressure air tank is connected with each jet pipe through a connecting pipe, and the compressed air in the high-pressure air tank enters through each connecting pipe by opening the pulse valve. The compressed air enters into the filter bag through the air outlet hood, so that the filter bag expands rapidly, so that the dust attached to the surface of the filter bag is detached and falls to the ash collecting hopper below. In the present invention, the compressed gas is introduced into both ends of the filter bag at the same time, which shortens the time for the compressed gas to fill the filter bag, thereby quickly making the dust on the filter bag fall off, and at the same time, the expansion volume of the filter bag can be large, and the dust on the filter bag can fall off. The effect is good, and the technical problem of slow dust shedding and poor shedding effect on the filter bag of the traditional pulse dust collector is solved;

In the present invention, the connecting bolts between the top of the flip cover and the upper box are loosened, the flip cover is driven to rotate by the flip cylinder, so that one end of the top box is in an open state, the rotating shaft is driven to rotate by the moving motor, and the rotating shaft drives the gear belt to rotate through the gear. , the gear belt drives the mobile trolley to move, the mobile trolley drives the vertical frame to move, and drives the movable mounting plate to move, and the movable mounting plate moves to the opening at one end of the upper box close to the flip cover. At this time, the filter bag moves to the opening of the upper box. , Loosen the connecting bolts between the fixed installation plate and the upper and lower walls of the upper box, and remove the fixed installation plate, movable installation plate and filter bag for maintenance and replacement, which solves the problem that the traditional pulse dust collector is inconvenient to install and disassemble. Quick maintenance of the filter bag, technical problems affecting the normal use of the dust collector.

The object of the present invention can be realized through the following technical solutions:

A high-efficiency pulse dust collector includes a lower box, an ash collecting hopper is arranged at the bottom of the lower box, an upper box is arranged at the top of the lower box, and one end of the upper box is arranged with a flip cover, The bottom of the flip cover is hinged with the bottom of one end of the upper box, and the top of the flip cover and the top of one end of the upper box are fixed by bolts;

The inner side of the upper box body is fixedly installed with a fixed installation plate, the top and bottom ends of the fixed installation plate are respectively fixedly connected with the upper wall and the lower wall of the upper box body through bolts, and the inner side of the upper box body is movably installed with a movable installation plate, the fixed installation plate and the movable installation plate are parallel to each other and arranged vertically, and several groups of filter bags are arranged between the fixed installation plate and the movable installation plate;

The inner side of the flip cover and the inner side of the upper box away from the flip cover are vertically fixed with several jet pipes, and several nozzles are fixedly installed on the jet pipes. One side outer wall of the flip cover, A high-pressure gas tank is fixedly installed on the outer wall of the upper box away from the flip cover, and a number of connecting pipes are fixedly installed on the top of the high-pressure gas tank. One end of the pipe is connected with the jet pipe;

A support frame is horizontally fixed on the inner upper part of the upper box body by welding, a movable assembly is movably installed on the support frame, and the movable assembly is fixedly connected with the movable mounting plate;

One side of the outer wall of the lower box is provided with an air inlet, one side of the outer wall of the flip cover, and one side of the outer wall of the upper box away from the flip cover are provided with an air outlet, and the bottom of the ash collecting hopper is provided with an air outlet. A dust outlet is provided.

Further, the moving assembly includes a moving trolley, the moving trolley is slidably mounted on the upper surface of the support frame in a horizontal direction, and two rotating shafts are installed on the upper surface of the support frame through rotation, and the two rotating shafts are respectively Located at the two edges of the upper surface of the support frame, gears are fixedly installed on both ends of the rotating shaft, and the gears on the corresponding sides of the two rotating shafts are connected by a gear belt transmission. The upper side is fixedly connected with the moving trolley, the upper surface of the support frame is fixedly installed with a moving motor, and the output shaft of the moving motor is drive-connected with one of the rotating shafts through a reducer;

Two vertical frames are vertically fixed on the bottom surface of the mobile trolley through bolts, and the two vertical frames are respectively located at the edges on both sides of the bottom surface of the mobile trolley. The vertical frames include a first vertical rod and a second vertical rod. A sliding seat is slidably installed on the two vertical rods along the vertical direction, one side of the sliding seat is fixedly connected with the movable mounting plate, the inner side of the first vertical rod is movably installed with a counterweight block in the vertical direction, and the matching weight is installed on the inner side of the first vertical rod. The top of the heavy block is fixedly connected to one end of the lifting chain, the other end of the lifting chain extends to the inner side of the second vertical rod, the other end of the lifting chain is fixedly connected to the top of the sliding seat, and the second vertical rod is fixedly connected. A lift motor is fixedly installed, a gear is fixedly installed at the output shaft end of the lift motor, a gear is also rotatably installed on the upper part of the first vertical rod, and the two gears are connected by a lift chain transmission.

Further, two overturning cylinders are arranged on one side outer wall of the lower case, the bottom end of the overturning cylinder is hinged with one side outer wall of the lower case, and the top end of the output rod of the overturning cylinder is connected with the bottom surface of the overturning cover. Hinged.

Further, several groups of the filter bags are distributed in an equidistant linear array along the horizontal direction, the number of the filter bags in each group is several, and the several filter bags are distributed in an equidistant linear array along the vertical direction. Both ends of the filter bag are fixedly connected with the air outlet cover;

A plurality of the jet pipes are distributed in a linear array with equal spacing along the horizontal direction, and the plurality of the jet pipes are in one-to-one correspondence with several groups of filter bags.

Further, several groups of air outlet hoods are fixedly installed on one side surface of the fixed installation plate, and several groups of the air outlet hoods are distributed in an equal-spaced linear array along the horizontal direction on one side surface of the fixed installation plate. The number of the hoods is several, and the several air outlet hoods are distributed in a linear array with equal spacing along the vertical direction on one side surface of the fixed installation plate.

Further, several groups of air outlet hoods are fixedly installed on one side surface of the movable mounting plate, and several groups of the air outlet hoods are distributed in a linear array at equal intervals along the horizontal direction on one side surface of the movable installation plate. The number of the hoods is several, and the several air outlet hoods are distributed in a linear array with equal spacing along the vertical direction on one side surface of the movable mounting plate.

Further, a plurality of the nozzles are distributed in an equidistant linear array along the vertical direction on the jet pipe, and a plurality of the nozzles are in one-to-one correspondence with a plurality of air outlet hoods.

Further, a support frame plate is fixedly installed on the bottom of the outer peripheral surface of the lower box by welding, and four support rods are vertically arranged on the bottom surface of the support frame plate, and the four support rods are respectively located on the bottom surface of the support frame plate. four corner locations.

Further, a pulse valve is fixedly installed on the connecting pipe.

A working method of a high-efficiency pulse dust collector, the specific steps of the method are as follows:

Step 1. Introduce the air from the air inlet on the side of the lower box, the large particles of dust fall directly into the bottom of the ash hopper under the action of gravity, and the small particles of dust move up with the air, and the air moves upward in the process of moving upward. After passing through the filter bag, the small particles of dust in the air stick to the surface of the filter bag, and the air is dedusted. The air outlet is discharged to the outside;

Step 2: Open the pulse valve, the compressed air in the high-pressure air tank enters the corresponding jet pipe through each connecting pipe, the compressed air in the jet pipe is ejected to the air outlet hood through each nozzle, and the compressed air enters the filter bag through the air outlet hood. In the middle of the filter bag, the filter bag is rapidly expanded, and the dust attached to the surface of the filter bag is detached and falls into the ash collecting hopper below, and is discharged through the dust outlet at the bottom of the ash collecting hopper;

Step 3: Loosen the connecting bolts between the top of the flip cover and the upper box, start the flip cylinder, and the flip cylinder drives the flip cover to rotate, so that one end of the top box is in an open state, start the moving motor, and the moving motor drives the rotating shaft to rotate, and the rotating shaft rotates. The gear belt drives the gear belt to rotate, the gear belt drives the mobile trolley to move, the mobile trolley drives the vertical frame to move, and drives the movable mounting plate to move. When the movable mounting plate moves to the top of the lower box, the lifting motor is started, and the lifting motor drives the lifting and lowering through the gear. The chain rotates and drives the sliding seat to descend, the sliding seat drives the movable mounting plate to descend, and drives one end of the filter bag to descend, so that one end of the filter bag is inclined downward, so that the dust particles in the filter bag fall and collect. The upper box is close to the opening of one end of the flip cover, the filter bag is moved to the opening of the upper box, loosen the connecting bolts between the fixed installation plate and the upper and lower walls of the upper box, and the fixed installation plate and movable installation plate together with The filter bag is removed for maintenance and replacement.

Beneficial effects of the present invention:

In the invention, a plurality of filter bags are arranged horizontally between the fixed installation plate and the movable installation plate, and the air is dedusted through the filter bags. The air outlet is discharged to the outside, and the filter bag in the present invention is placed horizontally, so that when the air enters the inside of the lower box, the contact area between the air and the filter bag is larger, thereby accelerating the air filtration and improving the dust removal efficiency;

In the present invention, the high-pressure air tank is respectively installed on the outer side of the flip cover and the outer side of the upper box body, the high-pressure air tank is connected with each jet pipe through a connecting pipe, and the compressed air in the high-pressure air tank enters through each connecting pipe by opening the pulse valve. The compressed air enters into the filter bag through the air outlet hood, so that the filter bag expands rapidly, so that the dust attached to the surface of the filter bag is detached and falls to the ash collecting hopper below. In the present invention, the compressed gas is introduced into both ends of the filter bag at the same time, which shortens the time for the compressed gas to fill the filter bag, thereby quickly making the dust on the filter bag fall off, and at the same time, the expansion volume of the filter bag can be large, and the dust on the filter bag can fall off. good effect;

In the present invention, the connecting bolts between the top of the flip cover and the upper box are loosened, the flip cover is driven to rotate by the flip cylinder, so that one end of the top box is in an open state, the rotating shaft is driven to rotate by the moving motor, and the rotating shaft drives the gear belt to rotate through the gear. , the gear belt drives the mobile trolley to move, the mobile trolley drives the vertical frame to move, and drives the movable mounting plate to move, and the movable mounting plate moves to the opening at one end of the upper box close to the flip cover. At this time, the filter bag moves to the opening of the upper box. , loosen the connecting bolts between the fixed installation plate and the upper and lower walls of the upper box, and remove the fixed installation plate, the movable installation plate and the filter bag for maintenance and replacement. The filter bag of the present invention is easy to install and disassemble, and can be quickly adjusted The filter bag is maintained to avoid affecting the normal use of the dust collector and ensure the dust removal efficiency.

Description of drawings

In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the accompanying drawings.

Fig. 1 is the three-dimensional structure diagram of a kind of high-efficiency pulse dust collector of the present invention;

Fig. 2 is the front sectional view of a kind of high-efficiency pulse dust collector of the present invention;

3 is a front view of the structure of the mobile assembly of the present invention;

4 is a top view of the structure of the moving assembly of the present invention;

5 is an assembled side view of the fixed mounting plate and the air outlet cover of the present invention.

In the figure: 1. Lower box body; 2. Ash hopper; 3. Upper box body; 4. Flip cover; 5. Filter bag; 6. Fixed mounting plate; 7. Active mounting plate; 8. Mobile assembly; 9. High pressure air tank; 10. Connecting pipe; 11. Air inlet; 12. Air outlet; 13. Turning cylinder; 14. Supporting frame plate; 15. Supporting rod; 16. Air jet pipe; 17. Nozzle; 18. Supporting frame; 19. Mobile trolley; 20. First vertical rod; 21. Second vertical rod; 22. Sliding seat; 23. Mobile motor; 24. Lifting motor; 25. Lifting chain; 26. Counterweight; 28. Dust outlet; 29. Rotating shaft; 30. Gear belt; 31. Pulse valve.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in Figures 1-5, a high-efficiency pulse dust collector includes a lower box body 1, an ash collecting hopper 2 is arranged at the bottom of the lower box body 1, and an upper box body 3 is arranged at the top of the lower box body 1 One end of the upper box 3 is provided with a flip cover 4, the bottom of the flip cover 4 is hinged with the bottom of one end of the upper box 3, and the top of the flip cover 4 and the top of one end of the upper box 3 pass through bolted;

The inner side of the upper box body 3 is fixedly installed with a fixed mounting plate 6, and the top and bottom ends of the fixed mounting plate 6 are respectively fixedly connected to the upper wall and the lower wall of the upper box body 3 through bolts. A movable mounting plate 7 is movably installed on the inner side of the hood, the fixed mounting plate 6 and the movable mounting plate 7 are parallel to each other and are vertically arranged, and several groups of filter bags 5 are arranged between the fixed mounting plate 6 and the movable mounting plate 7;

The inner side of the flip cover 4 and the side of the inside of the upper box body 3 away from the flip cover 4 are vertically fixed with a number of jet pipes 16, and a number of nozzles 17 are fixedly installed on the jet pipes 16. A high-pressure gas tank 9 is fixedly installed on one side outer wall of the cover 4 and the side outer wall of the upper box 3 away from the flip cover 4, and a plurality of connecting pipes 10 are fixedly installed on the top of the high-pressure gas tank 9. 10 is in one-to-one correspondence with several jet pipes 16, and one end of the connecting pipe 10 is connected with the jet pipes 16;

A support frame 18 is horizontally fixed on the inner upper part of the upper box body 3 by welding, and a movable assembly 8 is movably mounted on the support frame 18, and the movable assembly 8 is fixedly connected with the movable mounting plate 7;

One side outer wall of the lower box body 1 is provided with an air inlet 11 , and one side outer wall of the flip cover 4 and the side outer wall of the upper box body 3 away from the flip cover 4 are provided with an air outlet 12 . A dust outlet 28 is provided at the bottom of the ash collecting hopper 2 .

The moving assembly 8 includes a moving cart 19, the moving cart 19 is slidably mounted on the upper surface of the support frame 18 in a horizontal direction, and two rotating shafts 29 are installed on the upper surface of the support frame 18 by rotation. The rotating shafts 29 are respectively located at the two side edges of the upper surface of the support frame 18 . Gears are fixedly installed at both ends of the rotating shafts 29 , and gear belts 30 are passed between the gears on the corresponding sides of the two rotating shafts 29 . Drive connection, the upper side of the gear belt 30 is fixedly connected with the moving trolley 19, the upper surface of the support frame 18 is fixedly installed with a moving motor 23, and the output shaft of the moving motor 23 is connected to one of the rotating shafts 29 through a reducer. drive connection;

The bottom surface of the mobile trolley 19 is vertically fixed with two vertical frames through bolts, and the two vertical frames are respectively located at the two side edges of the bottom surface of the mobile trolley 19. The vertical frames include a first vertical rod 20 and a second vertical rod 21. , a sliding seat 22 is installed on the second vertical rod 21 along the vertical direction, one side of the sliding seat 22 is fixedly connected with the movable mounting plate 7, and the inner side of the first vertical rod 20 is movable in the vertical direction A counterweight 26 is installed, the top of the counterweight 26 is fixedly connected with one end of the lifting chain 25, the other end of the lifting chain 25 extends to the inner side of the second vertical rod 21, and the other end of the lifting chain 25 It is fixedly connected with the top of the sliding seat 22 , a lifting motor 24 is fixedly installed on the second vertical rod 21 , a gear is fixedly installed on the output shaft end of the lifting motor 24 , and the upper part of the first vertical rod 20 is also rotatably installed There are gears, and the two gears are connected in a transmission through the lifting chain 25 .

Two overturning cylinders 13 are arranged on one side outer wall of the lower case 1 , the bottom end of the overturning cylinder 13 is hinged with one side outer wall of the lower case 1 , and the top end of the output rod of the overturning cylinder 13 is connected to the overturning cover. 4 hinged on the underside.

Several groups of the filter bags 5 are distributed in an equidistant linear array along the horizontal direction, the number of the filter bags 5 in each group is several, and a number of the filter bags 5 are distributed in an equidistant linear array along the vertical direction. Both ends of the filter bag 5 are fixedly connected to the air outlet hood 27 ; a plurality of the jet pipes 16 are distributed in a linear array at equal intervals along the horizontal direction, and the plurality of the jet pipes 16 are in one-to-one correspondence with the groups of filter bags 5 .

Several groups of air outlet hoods 27 are fixedly installed on one side surface of the fixed installation plate 6 , and several groups of the air outlet hoods 27 are distributed in a linear array at equal intervals along the horizontal direction on the side surface of the fixed installation plate 6 . The number of the air outlet hoods 27 is several, and the plurality of the air outlet hoods 27 are distributed in a linear array at equal intervals along the vertical direction on one side surface of the fixed installation plate 6 .

Several groups of air outlet hoods 27 are fixedly installed on one side surface of the movable mounting plate 7, and several groups of the air outlet hoods 27 are distributed in a linear array at equal intervals along the horizontal direction on the side surface of the movable installation plate 7. The number of the air outlet hoods 27 is several, and the plurality of the air outlet hoods 27 are distributed in a linear array at equal intervals along the vertical direction on one side surface of the movable mounting plate 7 .

A plurality of the nozzles 17 are distributed on the jet pipe 16 in an equidistant linear array along the vertical direction, and the plurality of the nozzles 17 are in one-to-one correspondence with the plurality of air outlet hoods 27 .

The bottom of the outer peripheral surface of the lower box body 1 is fixedly installed with a support frame plate 14 by welding, and four support rods 15 are vertically arranged on the bottom surface of the support frame plate 14, and the four support rods 15 are respectively located on the support frame plate. 14 at the four corner positions of the bottom surface.

A pulse valve 31 is fixedly installed on the connecting pipe 10 .

A working method of a high-efficiency pulse dust collector, the specific steps of the method are as follows:

Step 1. Introduce the air from the air inlet 11 on the side of the lower box 1, the large particles of dust fall directly into the bottom of the ash collecting hopper 2 under the action of gravity, the small particles of dust move upward with the air, and the air moves upward. In the process of passing through the filter bag 5, the small particles of dust in the air stick to the surface of the filter bag 5, and the air is dedusted. The air outlet 12 on one side of the box body 3 and the flip cover 4 is discharged to the outside world;

Step 2, open the pulse valve 31, the compressed air in the high-pressure air tank 9 enters the corresponding jet pipe 16 through each connecting pipe 10, and the compressed air in the jet pipe 16 is ejected to the air outlet hood 27 through each nozzle 17, and the compressed air is Entering into the filter bag 5 through the air outlet hood 27, the filter bag 5 is rapidly expanded, the dust attached to the surface of the filter bag 5 is detached and falls into the ash collecting hopper 2 below, and is discharged through the dust outlet 28 at the bottom of the ash collecting hopper 2 ;

Step 3: Loosen the connecting bolts between the top of the flip cover 4 and the upper box 3, start the flip cylinder 13, and the flip cylinder 13 drives the flip cover 4 to rotate, so that one end of the upper box 3 is in an open state, and the moving motor 23 is activated to move the motor. 23 drives the rotating shaft 29 to rotate, the rotating shaft 29 drives the gear belt 30 to rotate through the gear, the gear belt 30 drives the moving trolley 19 to move, the moving trolley 19 drives the vertical frame to move, and drives the movable mounting plate 7 to move. When the lower box body 1 is above, start the lifting motor 24, the lifting motor 24 drives the lifting chain 25 to rotate through the gear, and drives the sliding seat 22 to descend, the sliding seat 22 drives the movable mounting plate 7 to descend, and drives one end of the filter bag 5 to descend, so that the One end of the filter bag 5 is inclined downward, so that the dust particles in the filter bag 5 fall down and collect. When the movable mounting plate 7 moves to the opening of the upper box 3 close to one end of the flip cover 4, the filter bag 5 moves to the upper box 3. At the opening, loosen the connecting bolts between the fixed mounting plate 6 and the upper and lower walls of the upper box 3, and remove the fixed mounting plate 6, the movable mounting plate 7 and the filter bag 5 for maintenance and replacement.

In the present invention, a plurality of filter bags 5 are arranged laterally between the fixed installation plate 6 and the movable installation plate 7, and the air is dedusted through the filter bags 5, and the dedusted and filtered air passes through the fixed installation plate 6 and the movable installation plate 7 respectively. The air outlet hood 27 is placed in the air outlet 27 and is discharged to the outside through the air outlet 12. The filter bag 5 in the present invention is placed horizontally, so that when the air enters the interior of the lower box 1, the contact area between the air and the filter bag 5 is large. Thereby accelerating the air filtration and improving the dust removal efficiency;

In the present invention, the high-pressure gas tank 9 is respectively installed on the outer side of the flip cover 4 and the outer side of the upper box 3, and the high-pressure gas tank 9 is connected with each jet pipe 16 through the connecting pipe 10. By opening the pulse valve 31, the high-pressure gas tank 9 is The compressed air enters the corresponding jet pipe 16 through each connecting pipe 10, and is ejected to the air outlet hood 27 through each nozzle 17, and the compressed air enters the filter bag 5 through the air outlet hood 27, so that the filter bag 5 rapidly expands, thereby The dust attached to the surface of the filter bag 5 is detached and falls into the ash collecting hopper 2 below. In the present invention, compressed gas is introduced into both ends of the filter bag 5 at the same time, which shortens the time for the compressed gas to fill the filter bag 5, so that the filter bag 5 can be quickly filled. The dust on the filter bag 5 falls off, and at the same time, the expansion volume of the filter bag 5 is large, and the dust fall off effect on the filter bag 5 is good;

In the present invention, by loosening the connecting bolts between the top of the flip cover 4 and the upper case 3, the flip cylinder 13 drives the flip cover 4 to rotate, so that one end of the upper case 3 is in an open state, and the rotating shaft 29 is driven to rotate by the moving motor 23. The shaft 29 drives the gear belt 30 to rotate through the gear, the gear belt 30 drives the moving trolley 19 to move, the moving trolley 19 drives the vertical frame to move, and drives the movable mounting plate 7 to move, and the movable mounting plate 7 moves to the upper box 3 close to the flip cover 4. At one end of the opening, the filter bag 5 is moved to the opening of the upper box 3, loosen the connecting bolts between the fixed mounting plate 6 and the upper and lower walls of the upper box 3, and the fixed mounting plate 6 and the movable mounting plate 7 Together with the removal of the filter bag 5 for maintenance and replacement, the filter bag 5 of the present invention is easy to install and disassemble, and the filter bag 5 can be maintained quickly, so as to avoid affecting the normal use of the dust collector and ensure the dust removal efficiency.

The above-disclosed preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments do not exhaust all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the contents of this specification. These embodiments are selected and described in this specification in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is to be limited only by the claims and their full scope and equivalents.

Claims (10)

1. A high-efficiency pulse dust collector, characterized in that it comprises a lower box (1), the bottom of the lower box (1) is provided with an ash hopper (2), and the top of the lower box (1) is provided with an ash collecting hopper (2). An upper box body (3) is provided, one end of the upper box body (3) is provided with a flip cover (4), and the bottom of the flip cover (4) is hinged with the bottom of one end of the upper box body (3). The top of the flip cover (4) and the top of one end of the upper box (3) are fixed by bolts; A fixed mounting plate (6) is fixedly installed on the inner side of the upper box body (3), and the top and bottom ends of the fixed mounting plate (6) are respectively fixed to the upper wall and the lower wall of the upper box body (3) by bolts Connection, the inner side of the upper box (3) is movably installed with a movable mounting plate (7), the fixed mounting plate (6) and the movable mounting plate (7) are parallel to each other and are vertically arranged, and the fixed mounting plate (7) is arranged vertically. (6) Several groups of filter bags (5) are arranged between the movable mounting plates (7); Several jet pipes (16) are vertically fixed on the inner side of the flip cover (4) and the inner side of the upper box (3) away from the flip cover (4), and the jet pipes (16) are fixed on the A number of nozzles (17) are installed, and a high-pressure gas tank (9) is fixedly installed on the outer wall of one side of the flip cover (4) and the outer wall of the upper box (3) away from the flip cover (4). Several connecting pipes (10) are fixedly installed on the top of the high-pressure gas tank (9), and several connecting pipes (10) are in one-to-one correspondence with several jet pipes (16). The trachea (16) is connected; A support frame (18) is fixed horizontally on the inner upper part of the upper box body (3) by welding, and a movable assembly (8) is movably mounted on the support frame (18), and the movable assembly (8) is connected with the movable mounting plate. (7) Fixed connection; An air inlet (11) is provided on one side outer wall of the lower box body (1), one side outer wall of the flip cover (4), and a side of the upper box body (3) away from the flip cover (4) An air outlet (12) is arranged at the outer wall, and a dust outlet (28) is arranged at the bottom of the ash collecting hopper (2). 2. A high-efficiency pulse dust collector according to claim 1, characterized in that the moving assembly (8) comprises a moving trolley (19), and the moving trolley (19) is slidably mounted on a support frame (19) along a horizontal direction. 18), two rotating shafts (29) are installed on the upper surface of the supporting frame (18) by rotation, and the two rotating shafts (29) are respectively located on both sides of the upper surface of the supporting frame (18) At the edge, both ends of the rotating shaft (29) are fixedly installed with gears, and the gears on the corresponding sides of the two rotating shafts (29) are connected by a gear belt (30), and the gear belt ( The upper side of 30) is fixedly connected with the moving trolley (19), the upper surface of the support frame (18) is fixedly mounted with a moving motor (23), and the output shaft of the moving motor (23) rotates with one of the gears through the reducer Shaft (29) drive connection; Two vertical frames are vertically fixed on the bottom surface of the mobile trolley (19) through bolts, and the two vertical frames are respectively located at the two side edges of the bottom surface of the mobile trolley (19), and the vertical frames include a first vertical rod (20) , a second vertical rod (21), a sliding seat (22) is slidably installed on the second vertical rod (21) along the vertical direction, and one side of the sliding seat (22) is fixed to the movable mounting plate (7) connection, the inner side of the first vertical rod (20) is movably installed with a counterweight (26) along the vertical direction, and the top of the counterweight (26) is fixedly connected with one end of the lifting chain (25). The other end of the lifting chain (25) extends to the inner side of the second vertical rod (21), the other end of the lifting chain (25) is fixedly connected with the top of the sliding seat (22), and the second vertical rod (21) A lift motor (24) is fixedly installed on the upper part, a gear is fixedly installed at the output shaft end of the lift motor (24), and a gear is also rotatably installed on the upper part of the first vertical rod (20), and the two gears pass through the lift chain ( 25) Transmission connection. 3. A high-efficiency pulse dust collector according to claim 1, characterized in that, two overturning cylinders (13) are provided at one side outer wall of the lower case (1), and the overturning cylinders (13) The bottom end of the cylinder is hinged with one side outer wall of the lower box (1), and the top end of the output rod of the overturning cylinder (13) is hinged with the bottom surface of the overturning cover (4). 4. A high-efficiency pulse dust collector according to claim 1, characterized in that, several groups of the filter bags (5) are distributed in an equidistant linear array along the horizontal direction, and the number of the filter bags (5) in each group is There are several, the several filter bags (5) are distributed in an equidistant linear array along the vertical direction, and both ends of the filter bags (5) are fixedly connected to the air outlet hood (27); A plurality of the air jet pipes (16) are distributed in a linear array at equal intervals along the horizontal direction, and the plurality of the air jet pipes (16) are in one-to-one correspondence with several groups of filter bags (5). 5. The high-efficiency pulse dust collector according to claim 1, characterized in that, several groups of air outlet hoods (27) are fixedly installed on one side surface of the fixed installation plate (6), and several groups of the air outlet hoods are fixedly installed. (27) The surface of one side of the fixed installation plate (6) is distributed in an equidistant linear array along the horizontal direction, the number of the air outlet hoods (27) in each group is several, and the several air outlet hoods (27) are fixed in One surface of the mounting plate (6) is distributed in a linear array with equal spacing along the vertical direction. 6 . The high-efficiency pulse dust collector according to claim 1 , wherein several groups of air outlet hoods ( 27 ) are fixedly installed on one side surface of the movable mounting plate ( 7 ), and several groups of the air outlet hoods are installed. (27) The side surface of the movable mounting plate (7) is distributed in an equidistant linear array along the horizontal direction, the number of the air outlet hoods (27) in each group is several, and several of the air outlet hoods (27) are movable One surface of the mounting plate (7) is distributed in a linear array with equal spacing along the vertical direction. 7. The high-efficiency pulse dust collector according to claim 1, characterized in that, a plurality of the nozzles (17) are distributed in an equidistant linear array along the vertical direction on the jet pipe (16), and a plurality of the nozzles (17) The nozzles (17) are in one-to-one correspondence with several air outlet hoods (27). 8 . The high-efficiency pulse dust collector according to claim 1 , wherein a support frame plate ( 14 ) is fixedly installed on the bottom of the outer peripheral surface of the lower box body ( 1 ) by welding, and the support frame plate ( The bottom surface of 14) is vertically provided with four support rods (15), and the four support rods (15) are respectively located at four corner positions of the bottom surface of the support frame plate (14). 9 . The high-efficiency pulse dust collector according to claim 1 , wherein a pulse valve ( 31 ) is fixedly installed on the connecting pipe ( 10 ). 10 . 10. A working method of the high-efficiency pulse dust collector as claimed in any one of claims 1-9, wherein the specific steps of the method are as follows: Step 1. Introduce the air from the air inlet (11) on the side of the lower box (1), the large particles of dust fall directly into the bottom of the ash collecting hopper (2) under the action of gravity, and the small particles of dust follow the air upward. When moving, the air passes through the filter bag (5) in the process of moving upward, and the small particles of dust in the air stick to the surface of the filter bag (5) to remove dust from the air. The air outlet cover (27) on the mounting plate (7) is discharged to the outside through the air outlet (12) on the side of the upper box body (3) and the flip cover (4); Step 2: Open the pulse valve (31), the compressed air in the high-pressure air tank (9) enters the corresponding jet pipe (16) through each connecting pipe (10), and the compressed air in the jet pipe (16) passes through each nozzle (17) The compressed air is sprayed to the air outlet hood (27), and the compressed air enters the filter bag (5) through the air outlet hood (27), so that the filter bag (5) is rapidly expanded, and the dust attached to the surface of the filter bag (5) is detached and falls. into the ash collecting hopper (2) below, and discharge through the dust outlet (28) at the bottom of the ash collecting hopper (2); Step 3: Loosen the connecting bolts between the top of the inversion cover (4) and the upper box (3), start the inversion cylinder (13), and the inversion cylinder (13) drives the inversion cover (4) to rotate, so that the upper box (3) is rotated. One end is in the open state, start the moving motor (23), the moving motor (23) drives the rotating shaft (29) to rotate, the rotating shaft (29) drives the gear belt (30) to rotate through the gear, and the gear belt (30) drives the moving trolley (19) ) to move, the moving trolley (19) drives the vertical frame to move, and drives the movable mounting plate (7) to move, when the movable mounting plate (7) moves to the top of the lower box (1), the lifting motor (24) is started, and the lifting motor (24) Drive the lifting chain (25) to rotate through the gear, and drive the sliding seat (22) to descend, the sliding seat (22) drives the movable mounting plate (7) to descend, and drives one end of the filter bag (5) to descend, so that the filter bag One end of (5) is inclined downward, so that the dust particles in the filter bag (5) fall and collect. When the movable mounting plate (7) moves to the opening of one end of the upper box (3) close to the flip cover (4), the filter bag (5) Move to the opening of the upper box (3), loosen the connecting bolts between the fixed mounting plate (6) and the upper and lower walls of the upper box (3), and install the fixed mounting plate (6) and the movable mounting plate (6). Remove the plate (7) together with the filter bag (5) for maintenance and replacement.

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