CN218590122U

CN218590122U - Waste gas treatment device for normal-pressure hot water boiler

Info

Publication number: CN218590122U
Application number: CN202222265011.5U
Authority: CN
Inventors: 杨桂芳; 王再勇
Original assignee: Chaoyang Jinmei Gallium Industry Co ltd
Current assignee: Chaoyang Jinmei Gallium Industry Co ltd
Priority date: 2022-08-28
Filing date: 2022-08-28
Publication date: 2023-03-10
Anticipated expiration: 2032-08-28

Abstract

The utility model discloses a waste gas treatment device for ordinary pressure hot-water boiler belongs to waste gas treatment technical field, including handling the case, the inside of handling the case is provided with the filter chamber, the inside of handling the case is provided with the sulphide absorption tank, the inside of handling the case is provided with the nitrogen oxide absorption tank, the inside of handling the case is provided with the peculiar smell adsorption tank, the inner chamber of peculiar smell adsorption tank is provided with the activated carbon plate. The utility model discloses in, the liquid desulfurization absorbent through sulphide absorption tank inner chamber adsorbs the sulphide in to waste gas, and the aqueous solution of acid, alkali, salt through nitrogen oxide absorption tank inner chamber adsorbs the nitrogen oxide in to waste gas, adsorbs the purification through the peculiar smell of active carbon plate in to waste gas simultaneously, has realized producing the function that sulphide, nitrogen oxide and peculiar smell in the waste gas were handled to ordinary pressure hot water boiler, and the result of use is better.

Description

Waste gas treatment device for normal-pressure hot water boiler

Technical Field

The utility model relates to a waste gas treatment technical field, more specifically say, relate to a waste gas treatment device for ordinary pressure hot-water boiler.

Background

The atmospheric pressure hot water boiler is a non-pressure hot water boiler with an atmospheric air port at the top and a boiler body always in an atmospheric operation state, and is mainly characterized in that the boiler does not bear pressure and has no potential safety hazard. The normal pressure hot water boiler is mainly classified according to different fuels, and is divided into a normal pressure electric hot water boiler, a normal pressure gas hot water boiler, a normal pressure oil-fired hot water boiler, a normal pressure coal-fired hot water boiler and the like.

Through the retrieval, utility model patent that publication number is CN205323493U discloses a boiler exhaust treatment device, including the granite dust removal desulfurizing tower, draught fan and chimney, the granite dust removal desulfurizing tower passes through the pipe connection with the chimney, the draught fan sets up on the pipeline, still include the whirl board washing desulphurization unit who links to each other with granite dust removal desulfurizing tower and chimney, waste gas in the whirl board washing desulphurization unit has been through having washing desulfurization filter layer in proper order, the whirl board sprays the layer and the washing desulfurization sprays the layer, the shower nozzle sets up in the whirl board sprays the in situ, the shower nozzle is connected with the circulation pond through the circulation spray pump, the shower nozzle below is arranged in to the circulation pond, make exhaust treatment's more high-efficient. However, the above patent solutions have the following disadvantages: the method can only treat sulfides in the boiler waste gas, and does not have the function of treating nitrogen oxides, dust impurities and waste gas peculiar smell. Therefore, the waste gas treatment device for the normal-pressure hot water boiler is provided.

SUMMERY OF THE UTILITY MODEL

To the problems existing in the prior art, the object of the utility model is to provide a waste gas treatment device for an ordinary pressure hot water boiler.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a waste gas treatment device for ordinary pressure hot-water boiler, is including handling the case, the inside of handling the case is provided with the filter chamber, the inside of handling the case is provided with sulphide absorption tank, the inside of handling the case is provided with nitrogen oxide absorption tank, the inside of handling the case is provided with peculiar smell adsorption tank, peculiar smell adsorption tank's inner chamber is provided with the activated carbon board, the standing groove has been seted up to the one end of handling the case, the inner chamber of standing groove is provided with collects the mechanism, the inner chamber of filter chamber is provided with filter mechanism, a plurality of exhaust holes have been seted up to the other end of handling the case, the top fixedly connected with breather pipe in filter chamber inner chamber, the bottom of breather pipe extends to the inner chamber of sulphide absorption tank, the inner wall fixed mounting in nitrogen oxide absorption tank has the aspiration pump, the input of aspiration pump extends to the inner chamber in sulphide absorption tank, the output fixedly connected with air duct of aspiration pump, the air vent has been seted up to the inner wall in peculiar smell adsorption tank, the one end of air vent is linked together with the inner chamber in nitrogen oxide absorption tank.

As a preferred scheme of the utility model, filtering mechanism includes that fixed connection is at the rotation seat of filter chamber inner chamber, the middle part of rotating the seat is rotated and is connected with the pivot, the top fixedly connected with flabellum of pivot, the bottom fixedly connected with filter screen of pivot, the side of filter screen is laminated with the inner wall of filter chamber mutually.

As a preferred scheme of the utility model, collect the mechanism including placing the collecting box at the standing groove inner chamber, the top of collecting box is provided with the scraper blade, the top surface of scraper blade is laminated mutually with the bottom surface of filter screen, the tip fixed mounting of collecting box has the handle.

As a preferred scheme of the utility model, the one end fixedly connected with intake pipe of processing case, the one end of intake pipe extends to the inner chamber of filter chamber.

As an optimized scheme of the utility model, it has the closing plate to handle the top of case and be located that the top in peculiar smell adsorption tank articulates.

As a preferred scheme of the utility model, handle the top screw thread of case and install two screw thread plugs, two the bottom of screw thread plug extends to the inner chamber in sulphide absorption tank and nitrogen oxide absorption tank respectively, the side fixed mounting who handles the case has two ooff valves, two the one end of ooff valve extends to the inner chamber in sulphide absorption tank and nitrogen oxide absorption tank respectively.

Compared with the prior art, the utility model has the advantages of:

(1) The utility model discloses in, the liquid desulfurization absorbent through sulphide absorption tank inner chamber adsorbs the sulphide in to waste gas, and the aqueous solution of acid, alkali, salt through nitrogen oxide absorption tank inner chamber adsorbs the nitrogen oxide in to waste gas, adsorbs the purification through the peculiar smell of active carbon plate in to waste gas simultaneously, has realized producing the function that sulphide, nitrogen oxide and peculiar smell in the waste gas were handled to ordinary pressure hot water boiler, and the result of use is better.

(2) The utility model discloses in, filter through the dust impurity of filter screen in to waste gas to utilize the flow of waste gas to drive the flabellum and rotate, drive pivot and the synchronous rotation of filter screen through the flabellum, utilize the scraper blade to scrape the dust impurity that its bottom surface was filtered when the filter screen rotates, and collect dust impurity through the collecting box, realized that the dust impurity in the waste gas produces normal pressure boiler carries out the function of clearance, the practicality is good.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of the treatment tank of the present invention;

fig. 4 is a schematic structural view of the collecting mechanism of the present invention.

The reference numbers in the figures illustrate:

1. a treatment box; 2. a filtering chamber; 3. a placement groove; 4. a collection mechanism; 5. a filtering mechanism; 6. a rotating seat; 7. a fan blade; 8. a filter screen; 9. a sulfide absorption tank; 10. a nitrogen oxide absorption tank; 11. a peculiar smell adsorption tank; 12. an activated carbon plate; 13. an exhaust hole; 14. a sealing plate; 15. a breather pipe; 16. an air pump; 17. an air duct; 18. a threaded plug; 19. an on-off valve; 20. an air inlet pipe; 21. a collection box; 22. a squeegee; 23. a handle; 24. a rotating shaft; 25. and (4) a vent hole.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like, are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-4, an exhaust gas treatment device for an atmospheric hot water boiler comprises a treatment box 1, a filtration chamber 2 is arranged inside the treatment box 1, a sulfide absorption tank 9 is arranged inside the treatment box 1, a nitrogen oxide absorption tank 10 is arranged inside the treatment box 1, an odor absorption tank 11 is arranged inside the treatment box 1, an activated carbon plate 12 is arranged in an inner cavity of the odor absorption tank 11, a placement tank 3 is arranged at one end of the treatment box 1, a collection mechanism 4 is arranged in an inner cavity of the placement tank 3, a filtration mechanism 5 is arranged in an inner cavity of the filtration chamber 2, a plurality of exhaust holes 13 are arranged at the other end of the treatment box 1, a vent pipe 15 is fixedly connected to the top of the inner cavity of the filtration chamber 2, the bottom end of the vent pipe 15 extends to the inner cavity of the sulfide absorption tank 9, an air suction pump 16 is fixedly mounted on the inner wall of the nitrogen oxide absorption tank 10, the input end of the air suction pump 16 extends to the inner cavity of the sulfide absorption tank 9, an air duct 17 is fixedly connected to the output end of the air duct 16, an air vent 25 is arranged on the inner wall of the odor absorption tank 11, and one end of the air vent 25 is communicated with the inner cavity of the nitrogen oxide absorption tank 10.

In this embodiment, the inner cavity of the sulfide absorption tank 9 is provided with a liquid desulfurization absorbent for absorbing sulfides in the exhaust gas, and the inner cavity of the nitrogen oxide absorption tank 10 is provided with an aqueous solution of acid, alkali, and salt for absorbing nitrogen oxides in the exhaust gas.

Specifically, please refer to fig. 2, the filtering mechanism 5 includes a rotating seat 6 fixedly connected to the inner cavity of the filtering chamber 2, the middle of the rotating seat 6 is rotatably connected to a rotating shaft 24, the top end of the rotating shaft 24 is fixedly connected to a fan blade 7, the bottom end of the rotating shaft 24 is fixedly connected to a filtering net 8, and the side surface of the filtering net 8 is attached to the inner wall of the filtering chamber 2.

In this embodiment, filter the dust impurity in the waste gas through filter screen 8, remove the wind-force that produces through waste gas in addition and drive flabellum 7 rotatory, drive pivot 24 and filter screen 8 through flabellum 7 and rotate.

Specifically, referring to fig. 2-4, the collecting mechanism 4 includes a collecting box 21 disposed in the inner cavity of the placing groove 3, a scraping plate 22 is disposed on the top of the collecting box 21, the top surface of the scraping plate 22 is attached to the bottom surface of the filter screen 8, and a handle 23 is fixedly mounted on the end of the collecting box 21.

In this embodiment, the bottom of the filter screen 8 is cleaned by the scraper 22, and the cleaned impurities are collected by the collection box 21.

Specifically, referring to fig. 2, an air inlet pipe 20 is fixedly connected to one end of the treatment tank 1, and one end of the air inlet pipe 20 extends to the inner cavity of the filtering chamber 2.

In this embodiment, the exhaust gas generated by the atmospheric hot water boiler is introduced into the inner chamber of the filter chamber 2 through the inlet pipe 20.

Specifically, referring to fig. 2, a sealing plate 14 is hinged to the top of the treatment box 1 and located at the top of the odor adsorption tank 11.

In this embodiment, the activated carbon plate 12 in the inner cavity of the odor adsorption tank 11 is replaced by opening the sealing plate 14.

Specifically, referring to fig. 1, two threaded plugs 18 are threadedly mounted on the top of the treatment tank 1, the bottom ends of the two threaded plugs 18 extend into the inner cavities of the sulfide absorption tank 9 and the nitrogen oxide absorption tank 10, two switch valves 19 are fixedly mounted on the side of the treatment tank 1, and one ends of the two switch valves 19 extend into the inner cavities of the sulfide absorption tank 9 and the nitrogen oxide absorption tank 10.

In this embodiment, the liquid desulfurization absorbent and the aqueous solution of acid, alkali, and salt in the inner cavities of the sulfide absorption tank 9 and the nitrogen oxide absorption tank 10 are added by removing the plug screw 18, and the liquid desulfurization absorbent and the aqueous solution of acid, alkali, and salt in the inner cavities of the sulfide absorption tank 9 and the nitrogen oxide absorption tank 10 are discharged by opening the on-off valve 19.

The working principle is as follows: when the device is used, waste gas generated by the normal pressure hot water boiler is firstly guided into an inner cavity of the filter chamber 2 from the air inlet pipe 20, dust impurities in the waste gas are filtered through the filter screen 8, meanwhile, the waste gas drives the fan blades 7 to rotate, the rotating shaft 24 and the filter screen 8 are driven to synchronously rotate through the fan blades 7, when the filter screen 8 rotates, the dust impurities filtered from the bottom surface of the filter screen are scraped through the scraper 22 and are collected through the collecting box 21, so that the collecting box 21 is pulled out for dust treatment at a later stage, in addition, the filtered waste gas is guided into the liquid desulphurization absorbent in the inner cavity of the sulfide absorption tank 9 from the vent pipe 15, sulfides in the waste gas are adsorbed through the liquid desulphurization absorbent, meanwhile, the air suction pump 16 is started to pump the waste gas adsorbed in the inner cavity of the sulfide absorption tank 9 into aqueous solutions of acid, alkali and salt in the inner cavity of the nitrogen oxide absorption tank 10, the nitrogen oxide in the waste gas is adsorbed through the aqueous solutions of acid, alkali and salt, the nitrogen oxide in the waste gas, the adsorbed and purified waste gas enters the inner cavity of the peculiar smell absorption tank 11 from the vent hole 25, peculiar smell in the waste gas is adsorbed and purified through the active carbon plate 12, and purified gas can be discharged from the vent hole 13.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the modified concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides an exhaust treatment device for ordinary pressure hot-water boiler, is including handling case (1), its characterized in that: a filter chamber (2) is arranged in the treatment box (1), a sulfide absorption tank (9) is arranged in the treatment box (1), a nitrogen oxide absorption tank (10) is arranged in the treatment box (1), a peculiar smell adsorption groove (11) is arranged in the treatment box (1), an active carbon plate (12) is arranged in the inner cavity of the peculiar smell adsorption groove (11), one end of the treatment box (1) is provided with a placing groove (3), the inner cavity of the placing groove (3) is provided with a collecting mechanism (4), the inner cavity of the filter chamber (2) is provided with a filter mechanism (5), the other end of the processing box (1) is provided with a plurality of exhaust holes (13), the top of the inner cavity of the filtering chamber (2) is fixedly connected with a vent pipe (15), the bottom end of the vent pipe (15) extends to the inner cavity of the sulfide absorption tank (9), an air pump (16) is fixedly arranged on the inner wall of the nitrogen oxide absorption tank (10), the input end of the air pump (16) extends to the inner cavity of the sulfide absorption tank (9), the output end of the air pump (16) is fixedly connected with an air duct (17), the inner wall of the peculiar smell adsorption groove (11) is provided with a vent hole (25), one end of the vent hole (25) is communicated with the inner cavity of the nitrogen oxide absorption tank (10);

the filtering mechanism (5) comprises a rotating seat (6) fixedly connected to the inner cavity of the filtering chamber (2), the middle of the rotating seat (6) is rotatably connected with a rotating shaft (24), the top end of the rotating shaft (24) is fixedly connected with fan blades (7), the bottom end of the rotating shaft (24) is fixedly connected with a filtering net (8), and the side surface of the filtering net (8) is attached to the inner wall of the filtering chamber (2);

the collecting mechanism (4) comprises a collecting box (21) placed in the inner cavity of the placing groove (3), a scraping plate (22) is arranged at the top of the collecting box (21), the top surface of the scraping plate (22) is attached to the bottom surface of the filter screen (8), and a handle (23) is fixedly mounted at the end of the collecting box (21).

2. The exhaust gas treatment device for an atmospheric hot-water boiler according to claim 1, wherein: one end fixedly connected with intake pipe (20) of processing case (1), the one end of intake pipe (20) extends to the inner chamber of filter chamber (2).

3. The apparatus for treating exhaust gas from an atmospheric hot-water boiler according to claim 1, wherein: the top of the treatment box (1) and the top of the peculiar smell adsorption groove (11) are hinged with a sealing plate (14).

4. The exhaust gas treatment device for an atmospheric hot-water boiler according to claim 1, wherein: two screw thread plugs (18) are installed to the top screw thread of handling case (1), two the bottom of screw thread plug (18) extends to the inner chamber of sulphide absorption tank (9) and nitrogen oxide absorption tank (10) respectively, the side fixed mounting of handling case (1) has two ooff valves (19), two the one end of ooff valve (19) extends to the inner chamber of sulphide absorption tank (9) and nitrogen oxide absorption tank (10) respectively.