CN214680622U

CN214680622U - Integrative device of coal fired boiler flue gas desulfurization denitration dust removal

Info

Publication number: CN214680622U
Application number: CN202120949870.9U
Authority: CN
Inventors: 张存才; 李传波; 吕伟
Original assignee: Qingdao Dongneng Boiler Co ltd
Current assignee: Qingdao Dongneng Boiler Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-12
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a coal fired boiler flue gas desulfurization denitration integrative device that removes dust relates to boiler flue gas treatment technical field. The utility model discloses a treatment tank, treatment tank's lower fixed surface intercommunication has the intake pipe, the fixed block that two symmetries of fixedly connected with set up between in treatment tank's the both sides, the lower fixed surface of fixed block is connected with the traveller, and the filter plate is established to traveller surface cover, rotates between treatment tank's the both sides inner wall to be connected with the bull stick, and treatment tank's lateral wall fixed mounting has the rotation motor, and the output fixedly connected with of bull stick rotates the motor, and the outer fixed surface of bull stick is connected with a plurality of evenly distributed's cam, and the cam is connected with bull stick off-centre, and the surface cover of traveller is equipped with reset spring. The utility model provides a current processing apparatus uses the condition that the jam easily appears in the back filter screen board for a long time, is difficult to shake it and handle to lead to the device relatively poor to impurity filter effect in the flue gas, thereby influence the SOx/NOx control dust removal effect's of device problem.

Description

Integrative device of coal fired boiler flue gas desulfurization denitration dust removal

Technical Field

The utility model belongs to the technical field of boiler flue gas is handled, especially, relate to a coal fired boiler flue gas desulfurization denitration integrative device that removes dust.

Background

The coal-fired boiler is coal burning fuel, the heat of the coal is converted to generate steam or become hot water, but not all the heat is converted effectively, and a part of the heat is consumed without work, so that the efficiency problem exists, the coal-fired boiler can generate a large amount of flue gas when in use, impurity particles, sulfur-containing compounds and nitrogen-containing compounds contained in the flue gas are substances polluting the atmosphere, and the smoke dust problem of the coal-fired boiler is troubled all the time, so the flue gas in the coal-fired boiler needs to be subjected to dust removal, desulfurization and denitration treatment.

Traditional processing apparatus mostly uses to filter the otter board and filters dust removal processing to foreign particles etc. in the flue gas when removing dust to burning gas in the boiler, however traditional processing apparatus filters the otter board for fixed mounting setting mostly when removing dust, filters the condition that the otter board easily appears blockking up after using for a long time, is difficult to shake it and handles to it to lead to the device to impurity filter effect in the flue gas relatively poor, thereby influences the SOx/NOx control dust removal effect of device.

In order to solve the problem, the utility model provides a coal fired boiler flue gas desulfurization denitration integrative device that removes dust.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal fired boiler flue gas desulfurization denitration integrative device that removes dust, solve current processing apparatus and filter the condition that the otter board easily appears blockking up for fixed mounting setting for most when removing dust, filter the otter board after using for a long time, be difficult to shake it and handle to lead to the device relatively poor to impurity filter effect in the flue gas, thereby influence the SOx/NOx control dust removal effect's of device problem.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a flue gas desulfurization, denitrification and dust removal integrated device of a coal-fired boiler, which comprises a treatment tank, the lower surface of the treatment tank is fixedly communicated with an air inlet pipe, two symmetrically arranged fixed blocks are fixedly connected between the inner sides of the two sides of the treatment tank, the lower surface of the fixed blocks is fixedly connected with a sliding column, the outer surface of the sliding column is sleeved with a filter screen plate, the filter screen plate penetrates through the sliding column and is in sliding connection with the sliding column, a rotating rod is rotatably connected between the inner walls of the two sides of the treatment tank, the side wall of the treatment tank is fixedly provided with a rotating motor, the output end of the rotating rod is fixedly connected with a rotating motor through a coupler, the outer surface of the rotating rod is fixedly connected with a plurality of uniformly distributed cams, the cams are eccentrically connected with the rotating rod, the outer surface of the sliding column is sleeved with a reset spring, the two ends of the reset spring are respectively connected with the lower surface of the fixed blocks and the upper surface of the filter screen plate, and a baffle is fixedly connected between the left inner wall and the right wall of the treatment tank, the last fixed surface of baffle is connected with the gas-supply pipe, the outlet duct has been seted up to the top lateral wall of processing jar, bull stick through setting up the volume, the cam, the rotation motor, traveller and reset spring can be to filtering the otter board when removing dust to the flue gas in the boiler and shake the processing about going on, reduce and filter the possibility that the otter board blockked up, it sets up for fixed mounting to reduce the most otter boards that filter of current processing apparatus when removing dust, the condition of blockking up easily appears in the filtration otter board after using for a long time, be difficult to shake it and handle, thereby lead to the device relatively poor to impurity filter effect in the flue gas, thereby the inconvenience of the SOx/NOx control dust removal effect of influence device.

Further, the inlet has been seted up to the upper surface of handling the jar, and inlet female connection has the sealing plug, and the baffle upper surface has fallen hydrogen peroxide solution, and the inlet end of gas-supply pipe runs through the last inner wall of baffle and stretches into the below, and the gas-supply pipe stretches into the inside partial surface of hydrogen peroxide solution and sets up a plurality of evenly distributed's venthole, can carry out SOx/NOx control through the hydrogen peroxide solution that sets up to the flue gas in the boiler and handle, reduces the possibility that discharges at will and cause the pollution.

Further, the last fixed surface of treatment tank is connected with driving motor, and driving motor's output passes through shaft coupling fixed connection puddler, and in the treatment tank was stretched into to the one end of puddler, the outer fixed surface of puddler was connected with a plurality of evenly distributed's stirring piece, can promote flue gas and hydrogen peroxide solution's contact effect through driving motor, puddler and the stirring piece etc. that set up, promoted hydrogen peroxide solution to the harmful gas's in the flue gas absorption rate, promoted the purification efficiency of device.

Further, the lateral wall fixedly connected with fixed plate of processing jar, the last fixed surface of fixed plate is connected with and purifies the box, purifies the box and the fixed intercommunication of outlet duct, and the upper surface that purifies the box passes through latch mechanism fixedly connected with active carbon plate, and the fixed intercommunication of lateral wall that purifies the box has the blast pipe, can further absorb purification treatment to gas in the smoke and dust through purification box and the active carbon plate that sets up, has promoted the purifying effect of device.

Further, latch mechanism includes mounting groove, fixture block and compression spring, and the mounting groove has been seted up to the lateral wall of active carbon plate, and sliding connection has the fixture block in the mounting groove, and the fixture block runs through the preceding terminal surface lateral wall that purifies the box and rather than sliding connection, can be convenient for dismantle in real time to the active carbon plate through mounting groove, fixture block and the compression spring that sets up and change the processing.

Furthermore, one end of the sliding column penetrating through the filter screen plate is fixedly connected with an anti-falling cover, and the possibility of falling off of the filter screen plate can be reduced through the arranged anti-falling cover.

Furthermore, the preceding terminal surface of handling jar is connected with the sealing door through hinge rotation, and the preceding terminal surface fixed mounting of sealing door has an observation window, but through the sealed effect of the sealing door hoisting device that sets up, can be convenient for observe the filtration condition in the jar in real time through the observation window that sets up.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the bull stick of volume, the cam, rotate the motor, traveller and reset spring can be to crossing filter plate vibrations processing from top to bottom when removing dust to the flue gas in the boiler and filtering, reduce the possibility that filter plate appears blockking up, it is the fixed mounting setting to reduce the most filter plate of crossing of current processing apparatus when removing dust, the condition of blockking up easily appears to filter plate after long-time the use, be difficult to shake it and handle, thereby lead to the device relatively poor to impurity filter effect in the flue gas, thereby influence the SOx/NOx control dust removal effect's of device inconvenience.

2. The utility model discloses a hydrogen peroxide solution that sets up can carry out SOx/NOx control to the flue gas in the boiler and handle, reduces the possibility that discharges at will and cause the pollution, can promote the contact effect of flue gas and hydrogen peroxide solution through driving motor, puddler and stirring piece etc. that set up, promotes the absorption rate of hydrogen peroxide solution to the harmful gas in the flue gas, has promoted the purification efficiency of device.

3. The utility model discloses a purification box and the active carbon board that set up can further absorb purification treatment to gas in the smoke and dust, have promoted the purifying effect of device, can be convenient for dismantle in real time the change processing to the active carbon board through mounting groove, fixture block and the compression spring that set up, can reduce the possibility that filter plate drops through the anticreep lid that sets up, but sealing door through the setting can promote device's sealed effect, can be convenient for the filtration condition in the real-time observation jar through the observation window that sets up.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a sectional view of the present invention;

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

fig. 4 is a schematic structural view of the cam of the present invention;

fig. 5 is a schematic structural diagram of the activated carbon plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a treatment tank; 2. a sealing door; 3. a fixing plate; 4. a purification box; 5. a clamping block; 6. an activated carbon plate; 7. a breather pipe; 8. a drive motor; 9. rotating the motor; 10. a hydrogen peroxide solution; 11. a stirring sheet; 12. an air outlet; 13. a gas delivery pipe; 14. a filter screen plate; 15. a rotating rod; 16. an air inlet pipe; 17. a cam; 18. a traveler; 19. a fixed block; 20. a return spring; 21. an anti-drop cover; 22. compressing the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-5, the utility model relates to a flue gas desulfurization, denitrification and dust removal integrated device for a coal-fired boiler, which comprises a treatment tank 1, wherein the lower surface of the treatment tank 1 is fixedly communicated with an air inlet pipe 16, two symmetrically arranged fixed blocks 19 are fixedly connected between the inner sides of the two sides of the treatment tank 1, the lower surface of the fixed block 19 is fixedly connected with a slide column 18, the outer surface of the slide column 18 is sleeved with a filter screen plate 14, the filter screen plate 14 penetrates through the slide column 18 and is in sliding connection with the slide column 18, a rotating rod 15 is rotatably connected between the inner walls of the two sides of the treatment tank 1, the side wall of the treatment tank 1 is fixedly provided with a rotating motor 9, the output end of the rotating rod 15 is fixedly connected with a rotating motor 9 through a coupler, the outer surface of the rotating rod 15 is fixedly connected with a plurality of uniformly distributed cams 17, the cams 17 are eccentrically connected with the rotating rod 15, the outer surface of the slide column 18 is sleeved with a return spring 20, the two ends of the return spring 20 are respectively connected with the lower surface of the fixed block 19 and the upper surface of the filter screen plate 14, fixedly connected with baffle between the inner wall about processing jar 1, the last fixed surface of baffle is connected with gas-supply pipe 13, outlet duct 7 has been seted up to the top lateral wall of processing jar 1, bull stick 15 through setting up the volume, cam 17, rotate motor 9, traveller 18 and reset spring 20 can be to filtering otter board 14 vibrations processing from top to bottom when removing dust to the flue gas in the boiler, reduce and filter otter board 14 and appear the possibility of blockking up, it sets up for fixed mounting to reduce current processing apparatus most filter otter board 14 when removing dust, filter otter board 14 condition of easily appearing blockking up after using for a long time, be difficult to shake it and handle, thereby lead to the device to be relatively poor to impurity filter effect in the flue gas, thereby influence the inconvenience of the SOx/NOx control dust removal effect of device.

Preferably, the inlet has been seted up to the upper surface of handling jar 1, inlet female connection has the sealing plug, the baffle upper surface has fallen hydrogen peroxide solution 10, the inlet end of gas-supply pipe 13 runs through the last inner wall of baffle and stretches into the below, gas-supply pipe 13 stretches into hydrogen peroxide solution 10 inside partial surface and sets up a plurality of evenly distributed's venthole 12, can carry out SOx/NOx control through the hydrogen peroxide solution 10 that sets up to the flue gas in the boiler and handle, reduce and discharge the possibility that causes the pollution at will.

Preferably, the last fixed surface of treatment tank 1 is connected with driving motor 8, shaft coupling fixed connection puddler is passed through to driving motor 8's output, the one end of puddler stretches into in the treatment tank 1, the outer fixed surface of puddler is connected with a plurality of evenly distributed's stirring piece 11, through the driving motor 8 that sets up, the contact effect of flue gas and hydrogen peroxide solution 10 can be promoted to puddler and stirring piece 11 etc., promote hydrogen peroxide solution 10 to the harmful gas's in the flue gas absorption rate, the purification efficiency of device has been promoted.

Preferably, the lateral wall fixedly connected with fixed plate 3 of processing jar 1, the last fixed surface of fixed plate 3 is connected with and purifies box 4, purifies box 4 and 7 fixed intercommunications of outlet duct, and the upper surface that purifies box 4 passes through latch mechanism fixedly connected with active carbon plate 6, and the fixed intercommunication of lateral wall that purifies box 4 has the blast pipe, and purification box 4 and active carbon plate 6 through setting can be preferred to gas absorption purification treatment in the smoke and dust, have promoted the purifying effect of device.

Preferably, latch mechanism includes mounting groove, fixture block 5 and compression spring 22, and the mounting groove has been seted up to the lateral wall of active carbon plate 6, and sliding connection has fixture block 5 in the mounting groove, and fixture block 5 runs through the preceding terminal surface lateral wall that purifies box 4 and rather than sliding connection, can be convenient for dismantle in real time to active carbon plate 6 through mounting groove, fixture block 5 and the compression spring 22 that set up and change the processing.

Preferably, the slide column 18 is fixedly connected with an anti-drop cover 21 through one end of the filter screen plate 14, and the anti-drop cover 21 can reduce the possibility of dropping the filter screen plate 14.

Preferably, the preceding terminal surface of handling jar 1 is connected with sealing door 2 through hinge rotation, and sealing door 2's preceding terminal surface fixed mounting has an observation window, but through the sealed effect of 2 hoisting devices of sealing door that set up, can be convenient for observe the filtration condition in the jar in real time through the observation window that sets up.

As shown in fig. 1-5, this embodiment is a method for using a coal-fired boiler flue gas desulfurization, denitrification and dust removal integrated device: the model of the driving motor 8 is SY70BL-A004, the model of the rotating motor 9 is 5IK-5GU-10K, before use, after a proper amount of hydrogen peroxide solution 10 is poured into a liquid inlet formed in the upper surface of the treatment tank 1, after the air inlet pipe 16 is fixedly communicated with the boiler air outlet pipe 7, the rotating motor 9 and the driving motor 8 are started, the filter screen plate 14 is vibrated up and down, the possibility of blockage of the filter screen plate 14 is reduced, meanwhile, the contact effect of the flue gas and the hydrogen peroxide solution 10 can be improved through the arranged driving motor 8, the stirring rod, the stirring sheet 11 and the like, the absorption rate of the hydrogen peroxide solution 10 to harmful gases in the flue gas is improved, the purification efficiency of the device is improved, when needs are changed activated carbon plate 6, press directly after fixture block 5 take activated carbon plate 6 out and dismantle the change, open sealing door 2 after the processing finishes and take out jar interior impurity and concentrate the clearance.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a coal fired boiler flue gas desulfurization denitration integrative device that removes dust, includes treatment tank (1), its characterized in that: the lower fixed surface intercommunication of processing jar (1) has intake pipe (16), fixed block (19) that two symmetries of fixedly connected with set up between in the both sides of processing jar (1), the lower fixed surface of fixed block (19) is connected with traveller (18), traveller (18) outer surface cover is established and is filtered otter board (14), filter otter board (14) run through traveller (18) and rather than sliding connection, it is connected with bull stick (15) to rotate between the both sides inner wall of processing jar (1), the lateral wall fixed mounting of processing jar (1) has rotating motor (9), the output of bull stick (15) passes through shaft coupling fixedly connected with and rotates motor (9), the outer fixed surface of bull stick (15) is connected with a plurality of evenly distributed's cam (17), cam (17) and bull stick (15) eccentric connection, the outer surface cover of traveller (18) is equipped with reset spring (20), reset spring (20) both ends respectively with the lower surface of fixed block (19) and the upper surface of filtering otter board (14) The treatment tank is characterized in that a partition plate is fixedly connected between the left inner wall and the right inner wall of the treatment tank (1), a gas pipe (13) is fixedly connected to the upper surface of the partition plate, and a gas outlet pipe (7) is arranged on the side wall above the treatment tank (1).

2. The integrated device for desulfurization, denitrification and dedusting of flue gas of a coal-fired boiler as defined in claim 1, wherein a liquid inlet is formed in the upper surface of the treatment tank (1), a sealing plug is connected to the liquid inlet in a threaded manner, a hydrogen peroxide solution (10) is poured onto the upper surface of the partition plate, the air inlet end of the air pipe (13) penetrates through the upper inner wall of the partition plate and extends into the lower part, and a plurality of air outlets (12) which are uniformly distributed are formed in the outer surface of the inner part of the air pipe (13) extending into the hydrogen peroxide solution (10).

3. The integrated device for desulfurization, denitrification and dedusting of flue gas of a coal-fired boiler according to claim 1, characterized in that the upper surface of the treatment tank (1) is fixedly connected with a driving motor (8), the output end of the driving motor (8) is fixedly connected with a stirring rod through a coupler, one end of the stirring rod extends into the treatment tank (1), and the outer surface of the stirring rod is fixedly connected with a plurality of uniformly distributed stirring blades (11).

4. The integrated device for desulfurization, denitrification and dedusting of the flue gas of the coal-fired boiler according to claim 1, wherein a fixing plate (3) is fixedly connected to the side wall of the treatment tank (1), a purification box (4) is fixedly connected to the upper surface of the fixing plate (3), the purification box (4) is fixedly communicated with an air outlet pipe (7), an activated carbon plate (6) is fixedly connected to the upper surface of the purification box (4) through a clamping mechanism, and an exhaust pipe is fixedly communicated with the side wall of the purification box (4).

5. The integrated device for desulfurization, denitrification and dedusting of flue gas of a coal-fired boiler according to claim 4, wherein the clamping mechanism comprises a mounting groove, a clamping block (5) and a compression spring (22), the side wall of the activated carbon plate (6) is provided with the mounting groove, the clamping block (5) is connected in the mounting groove in a sliding manner, and the clamping block (5) penetrates through the side wall of the front end face of the purification box (4) and is connected with the side wall in a sliding manner.

6. The integrated device for desulfurization, denitrification and dedusting of the flue gas of the coal-fired boiler according to claim 1, wherein one end of the sliding column (18) penetrating through the filter screen plate (14) is fixedly connected with an anti-dropping cover (21).

7. The integrated device for desulfurization, denitrification and dedusting of the flue gas of the coal-fired boiler according to claim 1, wherein a sealing door (2) is rotatably connected to the front end surface of the treatment tank (1) through a hinge, and an observation window is fixedly installed on the front end surface of the sealing door (2).