CN219848664U

CN219848664U - Flue gas denitration dust collector

Info

Publication number: CN219848664U
Application number: CN202320990981.3U
Authority: CN
Inventors: 靖蕾; 曹振华; 李泮勋; 杨世强
Original assignee: Shandong Fuyuan Energy Saving Environmental Protection Engineering Co ltd
Current assignee: Shandong Fuyuan Energy Saving Environmental Protection Engineering Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-10-20
Anticipated expiration: 2033-04-24

Abstract

The utility model relates to the technical field of flue gas purification equipment, and discloses a flue gas denitration dust removal device which comprises two treatment kettles and a filter cartridge, wherein sealing frames are fixedly connected to two sides of the middle part of the inner wall of the treatment kettles near the upper end, U-shaped grooves are formed in opposite sides of the two sealing frames, adjusting screw rods are rotatably arranged in the two U-shaped grooves, sliding seats are sleeved on the outer walls of rod bodies of the two adjusting screw rods, auxiliary rods are fixedly connected to the upper and lower parts of opposite sides of the two sliding seats, and cleaning brushes are fixedly connected between the two auxiliary rods on the same horizontal plane. According to the utility model, better treatment effect can be achieved through the convenient cleaning effect of the dust removing filter screen, the influence on the filtering effect caused by dust accumulation on the dust removing filter screen is avoided, and the replacement and maintenance of a plurality of filter screens can be achieved through the convenient disassembly and assembly of the filter cartridge, so that the dust removing filter screen has better convenience.

Description

Flue gas denitration dust collector

Technical Field

The utility model relates to the technical field of flue gas purification equipment, in particular to a flue gas denitration and dust removal device.

Background

The coal-fired boiler is a country taking coal as a main energy source, most of coal is utilized in a combustion mode, and waste gas released by coal combustion contains a large amount of nitrogen oxides NOx, so that the coal-fired boiler is one of main pollution sources causing atmospheric pollution, and if the coal-fired boiler is not treated, the pollution problems of acid rain, photochemical smog and the like can be caused.

The prior art adopts the filtration mode of filter to handle the smoke and dust in the flue gas more, but leads to the smoke and dust to pile up on the filter easily and influence the filter effect, also can not reach the problem of conveniently changing the filter screen simultaneously, uses inconveniently. Therefore, the utility model provides a flue gas denitration and dust removal device to solve the problems in the background technology.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the flue gas denitration dust removal device which can achieve better treatment effect through the convenient cleaning effect on the dust removal filter screen, avoid influencing the filtering effect due to dust accumulation on the dust removal filter screen, has better usability and high efficiency, and can achieve replacement and maintenance of a plurality of filter screens through the convenient disassembly and assembly of the filter cartridge, thereby having better convenience.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a flue gas denitration dust collector, includes two treatment kettles and cartridge filter, lean on the upper end the both sides of inner wall middle part department of treatment kettle are all fixedly connected with sealed frame, two U type groove has all been seted up to the relative one side of sealed frame, two all rotate in the U type groove and be provided with accommodate the lead screw, two equal thread bush is equipped with the sliding seat on the shaft outer wall of accommodate the lead screw, two the relative one side of sliding seat is close to upper and lower department and all is fixedly connected with auxiliary rod, lies in two on the same horizontal plane all fixedly connected with cleans the brush between the auxiliary rod, two fixedly connected with dust removal filter screen between the sealed frame;

the inside of the filter cartridge is fixedly sleeved with a first filter screen, a second filter screen and a third filter screen from top to bottom through a plurality of fixed clamping blocks, the opposite sides of the outer walls of the two treatment kettles are fixedly sleeved with external thread rings, the outer walls of the filter cartridge are fixedly sleeved with fixed lantern rings, and the upper and lower parts of the outer walls of the fixed lantern rings are sleeved with movable fastening thread rings;

through above-mentioned technical scheme, two accommodate the lead screw synchronous rotation and then can reach the effect that moves the sliding seat and then drive the clearance effect to two cleaning brushes to the dust removal filter screen and then can reach better purpose to the better high-efficient filtration use of dust removal filter screen, thereby avoid piling up because of the dust thereby produce the jam to the dust removal filter screen and influence the problem of filtration use, better usability and dust removal protection have, accommodate the lead screw simultaneously at U type inslot rotation setting and then can reach better guard action to accommodate the lead screw, avoid dust and accommodate the lead screw direct contact and produce the effect that the dust pile up on accommodate the lead screw and make the sliding seat that causes the screw thread to stop up and produce can not remove, through the multilayer filter screen that sets up and then can reach the better denitration of flue gas and use, simultaneously through the mutual screw thread fastening cover of two movable fastening screw rings and corresponding screw thread ring set up and then can reach better to cartridge filter and treatment cauldron's fastening effect, simultaneously the screw thread of two external screw thread rings sets up and then can be fastened more in opposite the effect that can reach the effect that the manpower is not produce the relative restriction and then can reach the fastening effect that can reach when not producing the twist effect because of turning.

Further, a dustproof filter screen is fixedly connected to the upper part of the inner part of the treatment kettle close to the upper end, a first driving motor is fixedly arranged on two sides of the lower end face of the dustproof filter screen, and fans are fixedly connected to the output ends of the first driving motors;

through above-mentioned technical scheme, through the driving motor and the fan that set up and then can reach and drive the fan rotation and then produce pressure difference when driving motor work for reach the absorbing purpose of flue gas.

Further, the two movable fastening threaded rings are respectively matched with the corresponding external threaded rings in a threaded manner, and the lines of the two external threaded rings are arranged oppositely;

through above-mentioned technical scheme, the line through the external screw thread ring that sets up in opposite direction and then can reach better closely threaded connection's to activity fastening screw thread ring and external screw thread ring purpose, has better mountability.

Further, a mounting plate is fixedly connected to the outer wall of one side of the treatment kettle, a second driving motor is fixedly arranged on the upper end face of the mounting plate, one end of the adjusting screw rod close to the front end penetrates through the treatment kettle and is fixedly connected with the output end of the second driving motor, a driving belt pulley is fixedly sleeved on the outer wall of one end, far away from the treatment kettle, of the adjusting screw rod close to the front end, one end of the adjusting screw rod close to the rear end penetrates through the treatment kettle to the outside and is fixedly connected with a driven belt pulley, and a driving belt is fixedly sleeved on the outer walls of the driving belt pulley and the driven belt pulley;

through the technical scheme, the adjusting screw rod close to the front end is driven to rotate through the work of the second driving motor, the purpose of rotating the driving belt wheel can be achieved, the purpose of rotating the driven belt wheel is driven by the driving belt to rotate, and the purpose of synchronously rotating the two adjusting screw rods is achieved.

Further, circular annular grooves are formed in opposite sides of the two treatment kettles, circular clamping rings are fixedly connected to the upper end face and the lower end face of the filter cartridge, and the two circular clamping rings are respectively clamped with the corresponding circular annular grooves;

through above-mentioned technical scheme, through the block setting of circular snap ring in circular annular, then can reach the better cooperation effect of treatment kettle and cartridge filter to reach better connection fixed and sealed effect.

Further, three support columns are fixedly connected to the lower end face of the treatment kettle close to the lower end, and anti-slip pads are fixedly connected to the lower ends of the three support columns;

through above-mentioned technical scheme, through support column and slipmat that sets up and then can reach better and stably support and skid-proof purpose to the device.

Further, an output cone is fixedly connected to the center of the lower end face of the treatment kettle near the lower end, and the front end face of the output cone is fixedly connected with a smoke exhaust pipe;

through above-mentioned technical scheme, through the output awl that sets up and the exhaust pipe and then can reach the exhaust purpose of flue gas after to handling, have better usability.

Further, the first filter screen is made of quartz stone materials, the second filter screen is made of quartz sand materials, and the third filter screen is made of active carbon materials;

through above-mentioned technical scheme, filter screen through the different materials that set up and make and then can reach better separation effect.

The utility model has the following beneficial effects:

1. according to the flue gas denitration dust removal device provided by the utility model, flue gas passes through the dust removal filter screen before denitration, the effect of concentrating and separating residual dust in the flue gas can be achieved, the purpose of rotating the driving belt pulley can be achieved by driving the adjusting screw rod close to the front end to rotate through the working of the second driving motor, the purpose of rotating the driven belt pulley is achieved by driving the driving belt to rotate the driving belt, the purpose of synchronously rotating the two adjusting screw rods is achieved, the effect of moving the sliding seat can be achieved, the cleaning effect of the two cleaning brushes on the dust removal filter screen is further achieved, the purpose of better and efficient filtering and using of the dust removal filter screen can be achieved, the problem that the filtering and using are affected due to the blocking of the dust removal filter screen caused by dust accumulation is avoided, the purposes of better usability and dust removal protection are achieved, meanwhile, the rotating arrangement of the adjusting screw rod in the U-shaped groove can achieve the better protection effect of the adjusting screw rod, and the effect that dust is prevented from directly contacting the adjusting screw rod to accumulate on the adjusting screw rod to cause the blocking of a thread position, and the sliding seat cannot move, and the dust seat is better in use.

2. According to the flue gas denitration dust removal device, the purpose of better denitration of flue gas can be achieved through the arranged multi-layer filter screen, meanwhile, the clamping arrangement of the circular clamping ring in the circular ring groove can achieve better matching effect of the treatment kettle and the filter cartridge, so that better connection, fixation and sealing effect are achieved, meanwhile, the two movable fastening threaded rings are sleeved with the corresponding mutual threaded fastening of the external threaded rings, so that better fastening effect of the filter cartridge and the treatment kettle can be achieved, meanwhile, the threads of the two external threaded rings are oppositely arranged, so that better fastening effect can be achieved, loosening can not occur due to relative limiting effect when the device is twisted by non-manpower, better fastening effect can be achieved, the purpose of convenient disassembly and assembly can be achieved, and more convenient replacement and maintenance can be achieved.

3. According to the flue gas denitration dust removal device, the provided convenient cleaning function on the dust removal filter screen can achieve better treatment function, the influence on the filtering effect caused by dust accumulation on the dust removal filter screen is avoided, the flue gas denitration dust removal device has better usability and high efficiency, the filter screen can be replaced and maintained through the provided convenient disassembly and assembly of the filter cartridge, and better convenience is achieved.

Drawings

Fig. 1 is a schematic front section view of a flue gas denitration dust removal device provided by the utility model;

fig. 2 is a schematic side sectional view of a flue gas denitration dust removal device according to the present utility model;

FIG. 3 is an enlarged view of the structure at A of FIG. 2;

fig. 4 is an axial schematic diagram of a flue gas denitration dust removal device provided by the utility model;

fig. 5 is a schematic axial side view of a treatment kettle near the lower end of the flue gas denitration dust removal device;

fig. 6 is a schematic partial top view of the connection of two adjusting screw rods of the flue gas denitration and dust removal device.

Legend description:

1. a treatment kettle; 2. a filter cartridge; 3. a dust-proof filter screen; 4. a first driving motor; 5. a fan; 6. a sealing frame; 7. a U-shaped groove; 8. adjusting a screw rod; 9. a sliding seat; 10. an auxiliary lever; 11. cleaning a brush; 12. a dust removal filter screen; 13. a mounting plate; 14. a second driving motor; 15. a circular clasp; 16. circular ring grooves; 17. an external threaded ring; 18. a fixed collar; 19. a movable fastening thread ring; 20. a first filter screen; 21. fixing the clamping block; 22. a second filter screen; 23. a third filter screen; 24. an output cone; 25. a smoke exhaust pipe; 26. a support column; 27. an anti-slip pad; 28. a driving pulley; 29. a driven pulley; 30. a driving belt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, one embodiment provided by the present utility model is: the flue gas denitration dust removal device comprises two treatment kettles 1 and a filter cartridge 2, wherein sealing frames 6 are fixedly connected to two sides of the middle part of the inner wall of the treatment kettle 1 close to the upper end, U-shaped grooves 7 are formed in the opposite sides of the two sealing frames 6, adjusting screw rods 8 are rotatably arranged in the two U-shaped grooves 7, sliding seats 9 are sleeved on the outer walls of rod bodies of the two adjusting screw rods 8 in a threaded manner, auxiliary rods 10 are fixedly connected to the opposite sides of the two sliding seats 9 close to the upper part and the lower part, cleaning brushes 11 are fixedly connected between the two auxiliary rods 10 on the same horizontal plane, and dust removal filter screens 12 are fixedly connected between the two sealing frames 6;

the inside of cartridge filter 2 all is equipped with filter screen 20, no. two filter screens 22 and No. three filter screens 23 through a plurality of fixed fixture blocks 21 and fixed cover from top to bottom, and the equal fixed cover of outer wall opposite one side of two treatment kettles 1 is equipped with external screw thread ring 17, and fixed cover is equipped with fixed lantern ring 18 on the outer wall of cartridge filter 2, and the outer wall of fixed lantern ring 18 is close to the equal screw thread cover in upper and lower department and is equipped with movable fastening screw thread ring 19.

The inside of the treatment kettle 1 near the upper end is fixedly connected with a dustproof filter screen 3 near the upper part, the two sides of the lower end face of the dustproof filter screen 3 are fixedly provided with a first driving motor 4, the output ends of the two first driving motors 4 are fixedly connected with a fan 5, and the fan 5 is driven to rotate through the first driving motor 4 and the fan 5 so as to generate pressure difference when the first driving motor 4 works, so that the purpose of absorbing smoke is achieved. The two movable fastening threaded rings 19 are respectively matched with the corresponding external threaded rings 17 in a threaded manner, the lines of the two external threaded rings 17 are oppositely arranged, the purpose of better tight threaded connection between the movable fastening threaded rings 19 and the external threaded rings 17 can be achieved through the oppositely arranged lines of the external threaded rings 17, and the movable fastening threaded rings have better installability.

One side outer wall fixedly connected with mounting panel 13 of processing cauldron 1, the up end of mounting panel 13 fixedly is provided with No. two driving motor 14, the one end of the accommodate screw 8 of leaning on the front end runs through processing cauldron 1 and with No. two driving motor 14's output fixed connection, the one end outer wall that the accommodate screw 8 of leaning on the front end kept away from processing cauldron 1 is fixed to be overlapped and is equipped with driving pulley 28, the one end of the accommodate screw 8 of leaning on the rear end runs through processing cauldron 1 to outside and fixedly connected with driven pulley 29, the fixed cover is equipped with drive belt 30 on the outer wall of driving pulley 28 and driven pulley 29, the work drives the accommodate screw 8 of leaning on the front end through No. two driving motor 14 and rotates and then can reach the purpose to driving pulley 28 rotation, the drive belt 28 rotates and drives driven pulley 29 pivoted purpose through drive belt 30, make to reach the purpose to two accommodate screw 8 synchronous rotations.

Circular ring grooves 16 are formed in opposite sides of the two treatment kettles 1, circular clamping rings 15 are fixedly connected to the upper end face and the lower end face of the filter cartridge 2, and the two circular clamping rings 15 are respectively clamped with the corresponding circular ring grooves 16. The three support columns 26 are fixedly connected to the lower end face of the treatment kettle 1 near the lower end, the anti-slip pads 27 are fixedly connected to the lower ends of the three support columns 26, and the purposes of stable support and anti-slip of the device can be achieved through the support columns 26 and the anti-slip pads 27. An output cone 24 is fixedly connected to the center of the lower end face of the treatment kettle 1 near the lower end, and a smoke exhaust pipe 25 is fixedly connected to the front end face of the output cone 24. The first filter screen 20 is made of quartz stone, the second filter screen 22 is made of quartz sand, the third filter screen 23 is made of active carbon, and the better separation effect can be achieved through the filter screens made of different materials.

Working principle: when the device is used, the fan 5 is driven to work through the work of the driving motor 4 so as to generate pressure difference and further achieve the purpose of adsorbing smoke, the smoke passes through the dust removal filter screen 12 before denitration and further can achieve the purpose of concentrating and separating residual dust inside, the driving motor 14 is driven to rotate by the adjusting screw 8 at the front end so as to achieve the purpose of rotating the driving belt pulley 28, the driving belt pulley 28 is driven by the driving belt 30 to rotate by the driving belt 29, the purpose of synchronously rotating the two adjusting screw 8 is achieved, the purpose of moving the sliding seat 9 is achieved, the cleaning effect of the two cleaning brushes 11 on the dust removal filter screen 12 is further achieved, the purpose of better efficient filtering and using of the dust removal filter screen 12 is achieved, the problem that the filtering and using are affected due to blockage of the dust accumulation is avoided, and the purposes of better practicability and dust removal protection are achieved. Meanwhile, the adjusting screw rod 8 is arranged in the U-shaped groove 7 in a rotating way, so that a better protection effect on the adjusting screw rod 8 can be achieved, and the phenomenon that dust is accumulated on the adjusting screw rod 8 due to direct contact between dust and the adjusting screw rod 8, so that a sliding seat 9 generated by blocking a thread part cannot move is avoided. The aim of better denitration of flue gas can be achieved through the multilayer filter screen. Meanwhile, the clamping arrangement of the circular clamping ring 15 in the circular ring groove 16 can further achieve better matching action of the treatment kettle 1 and the filter cartridge 2, so that better connection, fixation and sealing actions are achieved. Simultaneously establish and then can reach better to cartridge filter 2 and the fastening effect of handling cauldron 1 through the mutual screw thread fastening cover of two movable fastening screwed rings 19 and corresponding external screw thread ring 17, the screw thread of two external screw thread rings 17 sets up in opposite directions and then can reach more fastening effect simultaneously for when receiving non-manpower and producing the twist, can not produce not loosen and then reach better fastening effect because of relative restriction effect, make can reach the purpose of convenient dismouting, thereby can reach more convenient change and the purpose of maintaining.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a flue gas denitration dust collector, includes two treatment kettles (1) and cartridge filter (2), its characterized in that: the two sides of the middle part of the inner wall of the treatment kettle (1) close to the upper end are fixedly connected with sealing frames (6), the opposite sides of the sealing frames (6) are respectively provided with a U-shaped groove (7), an adjusting screw rod (8) is respectively arranged in the U-shaped grooves (7) in a rotating mode, sliding seats (9) are respectively sleeved on the outer walls of the rod bodies of the adjusting screw rods (8) in a threaded mode, auxiliary rods (10) are respectively fixedly connected to the opposite sides of the sliding seats (9) close to the upper part and the lower part, cleaning brushes (11) are respectively fixedly connected between the two auxiliary rods (10) on the same horizontal plane, and dust removing filter screens (12) are respectively fixedly connected between the sealing frames (6);

the inside of cartridge filter (2) is from last to the lower all through a plurality of fixed fixture blocks (21) and fixed cover be equipped with filter screen (20), no. two filter screens (22) and No. three filter screens (23), two the equal fixed cover in outer wall opposite one side of processing cauldron (1) is equipped with external screw thread ring (17), fixed cover is equipped with fixed lantern ring (18) on the outer wall of cartridge filter (2), the outer wall of fixed lantern ring (18) is close to upper and lower department equal screw thread cover and is equipped with activity fastening screw thread ring (19).

2. The flue gas denitration dust removal device according to claim 1, wherein: the inside of leaning on upper end treatment kettle (1) is by department fixedly connected with dustproof filter screen (3), the lower terminal surface both sides of dustproof filter screen (3) are all fixedly provided with driving motor (4) No. one, two the equal fixedly connected with fan (5) of output of driving motor (4) No. one.

3. The flue gas denitration dust removal device according to claim 1, wherein: the two movable fastening threaded rings (19) are respectively in threaded fit with the corresponding external threaded rings (17), and the lines of the two external threaded rings (17) are opposite.

4. The flue gas denitration dust removal device according to claim 1, wherein: one side outer wall fixedly connected with mounting panel (13) of processing cauldron (1), the up end of mounting panel (13) is fixed to be provided with No. two driving motor (14), lean on the front end one end of accommodate the lead screw (8) runs through processing cauldron (1) and with No. two driving motor's (14) output fixed connection, lean on the front end fix the cover is equipped with driving pulley (28) on the one end outer wall that processing cauldron (1) was kept away from to accommodate the lead screw (8), lean on the one end of accommodate the lead screw (8) of rear end runs through processing cauldron (1) to outside and fixedly connected with driven pulley (29), fixed cover is equipped with conveyer belt (30) on the outer wall of driving pulley (28) and driven pulley (29).

5. The flue gas denitration dust removal device according to claim 1, wherein: circular annular grooves (16) are formed in opposite sides of the two treatment kettles (1), circular clamping rings (15) are fixedly connected to the upper end face and the lower end face of the filter cylinder (2), and the two circular clamping rings (15) are respectively clamped with the corresponding circular annular grooves (16).

6. The flue gas denitration dust removal device according to claim 1, wherein: the lower end face of the treatment kettle (1) close to the lower end is fixedly connected with three support columns (26), and the lower ends of the three support columns (26) are fixedly connected with anti-slip pads (27).

7. The flue gas denitration dust removal device according to claim 1, wherein: the center of the lower end face of the treatment kettle (1) close to the lower end is fixedly connected with an output cone (24), and the front end face of the output cone (24) is fixedly connected with a smoke exhaust pipe (25).

8. The flue gas denitration dust removal device according to claim 1, wherein: the first filter screen (20) is made of quartz stone materials, the second filter screen (22) is made of quartz sand materials, and the third filter screen (23) is made of active carbon materials.