CN214075968U

CN214075968U - Adsorption tower for desulfurization and denitrification

Info

Publication number: CN214075968U
Application number: CN202023277676.5U
Authority: CN
Inventors: 蒋进
Original assignee: Changsha Dingli Transmission Machinery Co ltd
Current assignee: Changsha Dingli Transmission Machinery Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-31
Anticipated expiration: 2030-12-30

Abstract

The utility model provides an adsorption tower for desulfurization and denitrification, which belongs to the technical field of desulfurization and denitrification, and comprises a tower body, wherein a ladder is fixedly arranged on the front side surface wall of the tower body, the top end of the tower body is provided with an overhaul platform and a distributing device, the periphery of the tower body is fixedly provided with guardrails, the inner side of the tower body is fixedly provided with an activated carbon device and a filter screen door, the left side of a fan air inlet pipe is fixedly provided with a fan, the lower end of the fan is fixedly connected with a supporting seat through a fixed plate, the right side of a protective cover is fixedly provided with a motor, a front side fan air outlet pipeline of the fan is fixedly connected with a smoke exhaust pipeline, nitrogen oxides in waste gas can be recycled, the adsorption tower has the advantages of small occupied area, high adsorption efficiency, large adsorption capacity, wide application range, convenient maintenance, large specific surface area without technical requirements, good selective adsorption, activated carbon has the characteristics of wide sources, low price and the like, and has high adsorption efficiency, strong capability, simple and safe operation.

Description

Adsorption tower for desulfurization and denitrification

Technical Field

The utility model belongs to the technical field of SOx/NOx control, concretely relates to adsorption tower for SOx/NOx control.

Background

With the development of industry and the improvement of living standard of people, the desire for energy is increasing, SO2 and nitrogen oxide in the coal-fired flue gas become the main causes of air pollution, for example, the content of SO2 and nitrogen oxide in the flue gas emitted by thermal power plants, large industrial boilers and industrial kilns is high, SO the kiln flue gas will become the key point of atmospheric environment treatment, for industrial flue gas, especially the flue gas of sintering machines in the steel industry, the activated carbon frame flue gas purification process starts to be industrially applied in the 20 th century and 80 th century, further research on the flue gas multi-pollutant purification technology should be strengthened in the future, and the discharged flue gas has certain influence on the environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adsorption tower for SOx/NOx control aims at solving prior art and to the poor problem of flue gas oxidation adsorption effect, and nitrogen oxide's adsorption efficiency is low, discharges the flue gas moreover and causes certain influence scheduling problem to the environment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adsorption tower for SOx/NOx control includes the tower body, fixed mounting has the ladder on the front side surface wall of tower body, the top of tower body is equipped with overhauls platform and distributing device and fixed mounting all around has the guardrail, open in the left side of tower body has the air inlet, the inboard fixed mounting of tower body has active carbon device and filter screen door, open the left side rear end of tower body has a play dryer, the opposite side fixed mounting who goes out the dryer has the fan intake pipe, the left side fixed mounting of fan intake pipe has the fan, the lower extreme of fan passes through fixed plate fixedly connected with supporting seat, the last fixed surface of fan installs the safety cover, the right side fixed mounting of safety cover has the motor, the upper end fixedly connected with reduction gear of motor, the front side fan air outlet pipe of fan, the front end fixedly connected with of fan air outlet pipe goes out the dryer, active carbon adsorption method is united SOx/NOx control technology has and has can realize the utilization of treating pollution product, The adsorbent can be recycled, the desulfurization and denitrification efficiency is high, and the like, so that the method is a combined desulfurization and denitrification technology with development prospect, and the activated carbon adsorption method combined desulfurization and denitrification technology is an advanced flue gas purification technology and is a development direction of the future flue gas desulfurization and denitrification technology.

As an optimization of the utility model, the outside fixed mounting of active carbon device has the active carbon frame enhancement frame, the inboard fixedly connected with filter plate of active carbon frame enhancement frame, the filter plate inboard is equipped with the filter pulp.

As an optimization, the lower extreme both sides of tower body are opened there are drain and discharge gate, pass through first pivot on the drain and be connected with first apron.

As an optimization, the upper end fixed mounting of exhaust pipe has the tower cap, exhaust pipe's top fixed mounting has the lightning rod.

As an optimization, a plurality of supporting legs of below fixedly connected with of tower body, the supporting leg below is fixed with the anticorrosion guard circle.

As an optimization of the utility model, the upper end top of tower body is opened there is the feed inlet, the upper end of feed inlet is connected with the second apron through the transmission of second pivot.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the combined activated carbon adsorption and desulfurization and denitrification technology in the scheme has the advantages of capability of realizing recycling of pollution control products, recyclable adsorbent, high desulfurization and denitrification efficiency and the like, is a combined desulfurization and denitrification technology with development prospect, is an advanced flue gas purification technology, is the development direction of the future flue gas desulfurization and denitrification technology, has low equipment investment, low operation cost, stable performance, capability of simultaneously treating various mixed gases and high purification efficiency, adopts a novel activated carbon adsorption material as the adsorbent, has the advantages of low resistance, long service life, high purification efficiency and the like, the activated carbon adsorption tower is a waste gas treatment equipment, and the activated carbon waste gas purifier can treat various different waste gases by selecting different fillers;

2. the activated carbon has larger surface area, good pore structure, abundant surface groups, high-efficiency in-situ deoxidizing capacity and load performance and reducing capacity, so that the activated carbon can be used as a carrier to prepare a high-dispersion catalytic system, can also be used as a reducing agent to participate in a reaction, provides a reducing environment, reduces the reaction temperature, improves the standard of chimney exhaust smoke, and protects the environment;

3. the activated carbon can be recycled, the treated flue gas does not need to be heated before being discharged, the investment is saved, the process is simple, the operation is convenient, the oxynitride in the waste gas can be recycled, the occupied area is small, the adsorption efficiency is high, the adsorption capacity is large, the application range is wide, the maintenance is convenient, the selective adsorption with good technical requirements is avoided, and the activated carbon has the characteristics of wide sources, low price and the like, is high in adsorption efficiency, strong in capacity, simple and easy to operate and safe.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic plan view of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. a tower body; 2. supporting legs; 3. a ladder; 4. an activated carbon device; 401. an activated carbon frame reinforcement frame; 402. filtering the plate; 403. filtering cotton; 5. an air inlet; 6. an air outlet cylinder; 7. overhauling the platform; 8. a screen door; 9. a guardrail; 10. a fan; 11. a motor; 12. a fan air inlet pipe; 13. a fan air outlet pipeline; 14. a protective cover; 15. a sewage draining outlet; 16. a first rotating shaft; 17. a first cover plate; 18. a distributing device; 19. a speed reducer; 20. a supporting seat; 21. a fixing plate; 22. a tower cap; 23. a discharge port; 24. a feed inlet; 25. a second rotating shaft; 26. a second cover plate; 27. a smoke exhaust duct; 28. a lightning rod.

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 any inventive work are within the scope of the present invention based on the embodiments 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 the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, 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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: an adsorption tower for desulfurization and denitrification comprises a tower body 1, wherein a ladder 3 is fixedly arranged on the front side surface wall of the tower body 1, the top end of the tower body 1 is provided with an overhaul platform 7 and a distributor 18, the periphery of the tower body is fixedly provided with guardrails 9, the left side of the tower body 1 is provided with an air inlet 5, the inner side of the tower body 1 is fixedly provided with an activated carbon device 4 and a filter screen door 8, the rear end of the left side of the tower body 1 is provided with an air outlet cylinder 6, the other side of the air outlet cylinder 6 is fixedly provided with a fan air inlet pipe 12, the left side of the fan air inlet pipe 12 is fixedly provided with a fan 10, the lower end of the fan 10 is fixedly connected with a support seat 20 through a fixed plate 21, the upper surface of the fan 10 is fixedly provided with a protective cover 14, the right side of the protective cover 14 is fixedly provided with a motor 11, the upper end of the motor 11 is fixedly connected with a speed reducer 19, the front side fan air outlet pipeline 13 of the fan 10 is fixedly connected with a smoke exhaust pipeline 27, the activated carbon has larger surface area, good pore structure, abundant surface groups, high-efficiency in-situ deoxidizing capacity and load performance and reducing capacity, so that the activated carbon can be used as a carrier to prepare a high-dispersion catalytic system, can also be used as a reducing agent to participate in a reaction, provides a reducing environment, reduces the reaction temperature, improves the standard of chimney exhaust smoke, and protects the environment.

In the specific embodiment of the utility model, the front side surface wall of the tower body 1 is fixedly provided with the ladder 3, the ladder 3 is arranged to facilitate the maintenance of the maintenance platform 7 of the tower body 1, the top end of the tower body 1 is provided with the maintenance platform 7 and the distributing device 18, the surrounding is fixedly provided with the guard rails 9, the maintenance platform 7 is arranged to facilitate the later maintenance, and the flue gas of the distributing device 18 is added to be fully contacted with the oxidant sprayed by the distributing device 18 to react or be adsorbed; the treated flue gas continuously moves upwards, the left side of the tower body 1 is provided with an air inlet 5, the air inlet 5 enters the interior of the tower body 1, the side of the tower body 1 is fixedly provided with an activated carbon device 4 and a filter screen door 8, the activated carbon filter screen is made of aluminum honeycomb, plastic honeycomb and paper honeycomb with a through hole structure as a carrier, has a better gas dynamic function, small volume density, large specific surface area, adsorption power and small wind resistance coefficient, the honeycomb activated carbon filter screen is made of polyurethane cotton loaded with powdered activated carbon, has an efficient adsorption function of the activated carbon, can be used for air purification, removes volatile organic compounds of formaldehyde, toluene, hydrogen sulfide, chlorobenzene and pollutants in the air, has small air resistance and low energy consumption, can deodorize and remove peculiar smell under a certain air quantity, purifies the environment and has a good purification effect, the rear end of the left side of the tower body 1 is provided with an air outlet cylinder 6, utilize go out dryer 6 through fan 10 to abandonment through motor 11 and discharge fan intake pipe 12 then discharge exhaust pipe 27 through fan gas outlet pipe 13, discharge through exhaust pipe 27, but activated carbon cycle uses, the flue gas emission of processing does not need the heating before, the investment is economized, simple process, and convenient operation, can carry out recycle to oxynitride in the waste gas, the area is little, the adsorption efficiency is high, the adsorption capacity is big, wide in application, easy maintenance, it is big not have technical requirement specific surface area, good selectivity adsorbs activated carbon has characteristics such as the extensive low price of source absorption efficiency height, the strong operation of ability is simple and easy, safety.

Specifically, referring to fig. 3, an activated carbon frame reinforcing frame 401 is fixedly mounted on the outer side of the activated carbon device 4, a filter plate 402 is fixedly connected to the inner side of the activated carbon frame reinforcing frame 401, and filter cotton 403 is disposed on the inner side of the filter plate 402.

In this embodiment: the activated carbon frame 401 fixes the filter plate 402 and the filter cotton 403 inside, and uses the surface force of the high-performance activated carbon adsorbent solid to attract and attach the adsorbate of the organic waste gas molecules to the surface of the adsorbent, so that the waste gas can be adsorbed, and the activated carbon frame is more suitable for treating the waste gas with large air volume and low concentration.

Specifically, please refer to fig. 1 and 2, a sewage draining exit 15 and a material outlet 23 are formed on two sides of the lower end of the tower body 1, and a first cover plate 17 is connected to the sewage draining exit 15 through a first rotating shaft 16.

In this embodiment: the installation drain 15 is used for discharging the clearance tower body 1, and discharge gate 23 is used for, and the cooperation of handling tower body 1 can realize that active carbon discharge speed is controllable with control active carbon discharge speed to rationally adjust active carbon discharge speed according to flue gas treatment capacity, install first apron 17 and be used for sealing tower body 1 material.

Specifically, referring to fig. 1 and 2, a tower cap 22 is fixedly mounted at the upper end of the smoke exhaust duct 27, and a lightning rod 28 is fixedly mounted at the top end of the smoke exhaust duct 27.

In this embodiment: the tower cap 22 is arranged on the smoke exhaust pipeline 27, the lightning rod 28 is fixedly arranged at the top end of the smoke exhaust pipeline 27, and the lightning rod 28 is arranged to prevent electrical equipment in the power system from being electrically shocked by thunder.

Specifically, referring to fig. 1, a plurality of support legs 2 are fixedly connected to the lower portion of a tower body 1, and an anti-corrosion protection ring is fixed to the lower portion of each support leg 2.

In this embodiment: a plurality of supporting legs 2 of lower extreme installation of tower body 1 can play the effect of supporting

tower body

1, and 2 lower extremes of supporting leg install the material that the anticorrosion guard circle can prevent or slow down the metal corrosion in order to protect supporting leg 2.

Specifically, referring to fig. 1, a feed inlet 24 is formed at the top of the upper end of the tower body 1, and the upper end of the feed inlet 24 is connected to a second cover plate 26 through a second rotating shaft 25 in a transmission manner.

In this embodiment: the material feeding port 24 is arranged to control the discharging of the activated carbon to meet the feeding requirement, and the second cover plate 26 is arranged to seal the material in the tower body 1.

The utility model discloses a theory of operation and use flow: the waste is discharged to a fan air inlet pipe 12 through a fan 10 by a motor 11 through an air outlet cylinder 6, then is discharged to a discharge smoke pipeline 27 through a fan air outlet pipeline 13, and is discharged through the discharge smoke pipeline 27, the top end of the tower body 1 is provided with an overhaul platform 7 and a distributing device 18, the periphery of the tower body is fixedly provided with guardrails 9, the overhaul platform 7 is arranged, and the distribution device 18 is convenient for later maintenance to increase the effect that the smoke of the distributing device 18 is fully contacted with an oxidant sprayed by the distributing device 18 to react or be adsorbed; the treated flue gas continuously moves upwards, the left side of the tower body 1 is provided with an air inlet 5, the air inlet 5 enters the interior of the tower body 1, the side of the tower body 1 is fixedly provided with an activated carbon device 4 and a filter screen door 8, the activated carbon filter screen is made of aluminum honeycomb, plastic honeycomb and paper honeycomb with a through hole structure as a carrier, has a better gas dynamic function, small volume density, large specific surface area, adsorption power and small wind resistance coefficient, the honeycomb activated carbon filter screen is made of polyurethane cotton loaded with powdered activated carbon, has an efficient adsorption function of the activated carbon, can be used for air purification, removes volatile organic compounds of formaldehyde, toluene, hydrogen sulfide, chlorobenzene and pollutants in the air, has small air resistance and low energy consumption, can deodorize and remove peculiar smell under a certain air quantity, purifies the environment and has a good purification effect, the rear end of the left side of the tower body 1 is provided with an air outlet cylinder 6, the activated carbon has larger surface area, good pore structure, abundant surface groups, high-efficiency in-situ deoxidizing capacity and load performance and reducing capacity, so that the activated carbon can be used as a carrier to prepare a high-dispersion catalytic system, can also be used as a reducing agent to participate in a reaction, provides a reducing environment, reduces the reaction temperature, improves the standard of chimney exhaust smoke, and protects the environment.

In this embodiment, it should be noted that: the fan 10, the motor 11 and the distributor 18 are all existing devices, the present case is only applied, and the working principle and the electrical connection relation thereof belong to the prior art, so that the description is omitted

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an adsorption tower for SOx/NOx control which characterized in that: comprises a tower body (1), a ladder (3) is fixedly mounted on the front side surface wall of the tower body (1), the top end of the tower body (1) is provided with an overhaul platform (7) and a distributor (18) and is fixedly mounted with a guardrail (9) all around, the left side of the tower body (1) is opened with an air inlet (5), the inner side of the tower body (1) is fixedly mounted with an activated carbon device (4) and a filter screen door (8), the left side rear end of the tower body (1) is opened with an air outlet cylinder (6), the other side of the air outlet cylinder (6) is fixedly mounted with a fan air inlet pipe (12), the left side of the fan air inlet pipe (12) is fixedly mounted with a fan (10), the lower end of the fan (10) is fixedly connected with a supporting seat (20) through a fixing plate (21), the upper surface of the fan (10) is fixedly mounted with a protective cover (14), and the right side of the protective cover (14) is fixedly mounted with a motor (11), the upper end fixedly connected with reduction gear (19) of motor (11), the front end fan pipeline of giving vent to anger (13) of fan (10), the front end fixedly connected with exhaust pipe (27) of fan pipeline of giving vent to anger (13).

2. The adsorption tower for desulfurization and denitrification according to claim 1, characterized in that: the outer side of the activated carbon device (4) is fixedly provided with an activated carbon frame reinforcing frame (401), the inner side of the activated carbon frame reinforcing frame (401) is fixedly connected with a filter plate (402), and the inner side of the filter plate (402) is provided with filter cotton (403).

3. The adsorption tower for desulfurization and denitrification according to claim 1, characterized in that: two sides of the lower end of the tower body (1) are respectively provided with a sewage draining exit (15) and a material outlet (23), and the sewage draining exit (15) is connected with a first cover plate (17) through a first rotating shaft (16).

4. The adsorption tower for desulfurization and denitrification according to claim 1, characterized in that: the upper end fixed mounting of exhaust pipe (27) has tower cap (22), the top fixed mounting of exhaust pipe (27) has lightning rod (28).

5. The adsorption tower for desulfurization and denitrification according to claim 1, characterized in that: the tower body (1) is fixedly connected with a plurality of supporting legs (2) below, an anti-corrosion protection ring is fixed below the supporting legs (2).

6. The adsorption tower for desulfurization and denitrification according to claim 1, characterized in that: the top of the upper end of the tower body (1) is provided with a feed inlet (24), and the upper end of the feed inlet (24) is connected with a second cover plate (26) through a second rotating shaft (25) in a transmission way.