CN210584475U

CN210584475U - Dry desulfurization and dust removal system device

Info

Publication number: CN210584475U
Application number: CN201920869693.6U
Authority: CN
Inventors: 唐富顺; 朱全山; 严巍; 周广志
Original assignee: Jiangsu Honest Environmental Protection Technology Co ltd
Current assignee: Jiangsu Honest Environmental Protection Technology Co ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-05-22
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a dry desulfurization dust removal system device in the technical field of dry desulfurization dust removal system devices, the other end of a flow guide pipe is fixedly connected with an absorbent bin, a first electromagnetic valve is assembled on the flow guide pipe, the output end of a desulfurizing tower is fixedly connected with a smoke guide pipe, the other end of the smoke guide pipe is fixedly connected with the input end of a dust remover, the left side wall of the dust remover is fixedly connected with a return pipe, the other end of the return pipe is fixedly connected with the right side wall of a catalytic bin, a second electromagnetic valve is assembled on the return pipe, the bottom of the dust remover is fixedly connected with a desulfurization ash bin, the right side wall of the dust remover is fixedly connected with a smoke discharge pipe, the other end of the smoke discharge pipe is fixedly connected with a high-activity absorber, a smoke monitor and a third electromagnetic valve are sequentially assembled on the smoke discharge pipe from left to right, and the anhydrous, and can detect gaseous sulphur content, ensure to realize thorough purification to waste gas.

Description

Dry desulfurization and dust removal system device

Technical Field

The utility model relates to a dry desulfurization dust pelletizing system device technical field specifically is a dry desulfurization dust pelletizing system device.

Background

Coal and fuels containing sulfur can generate sulfur dioxide during combustion and can bring particulate pollution. In order to strengthen the environmental protection work, the state has gone out a series of policy measures, emission standard and has limited the emission of sulfur dioxide and particulate matter, and the guide enterprise increases the technical transformation dynamics, reduces the emission of sulfur dioxide and particulate matter, and current flue gas purification technique mostly has secondary pollution and can not high-efficient desorption SO2 and particulate matter simultaneously problem, and investment and running cost are higher, operation maintenance work load is big etc. for this reason, we propose a dry process desulfurization dust pelletizing system device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dry desulfurization dust pelletizing system device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dry desulfurization and dust removal system device comprises a desulfurization tower, wherein a catalysis bin is fixedly arranged at the bottom of the desulfurization tower, a smoke inlet pipe is fixedly connected at the bottom of the catalysis bin, an air blower is assembled on the smoke inlet pipe, a guide pipe is fixedly connected on the left side wall of the catalysis bin, an absorbent bin is fixedly connected at the other end of the guide pipe, a first electromagnetic valve is assembled on the guide pipe, a smoke guide pipe is fixedly connected at the output end of the desulfurization tower, the other end of the smoke guide pipe is fixedly connected at the input end of a dust remover, a return pipe is fixedly connected on the left side wall of the dust remover, the other end of the return pipe is fixedly connected on the right side wall of the catalysis bin, a second electromagnetic valve is assembled on the return pipe, a desulfurization ash bin is fixedly connected at the bottom of the dust remover, a smoke discharge pipe is fixedly connected on the right side wall of the dust remover, and a high-, and the smoke exhaust pipe is sequentially provided with a smoke monitor and a third electromagnetic valve from left to right.

Preferably, the high-activity absorber comprises a shell fixed at the right end of the smoke exhaust pipe, an air inlet is formed in the left side wall of the high-activity absorber, an air outlet is formed in the right side wall of the high-activity absorber, and an active aluminum oxide layer, a denitration catalyst layer and an active carbon layer are sequentially arranged on the inner wall of the shell along the direction far away from the smoke exhaust pipe.

Preferably, the dust remover is a bag-type dust remover, and the absorbent contained in the absorbent bin is slaked lime with the particle size of 300-400 meshes and the purity of more than or equal to 90 percent.

Preferably, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are electrically connected with an external single chip microcomputer, and the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the flue gas monitor are electrically connected with an external power supply.

Preferably, the bottom fixedly connected with ash discharge pipe of dust remover, and the other end and the desulfurization ash bin fixed connection of ash discharge pipe, the right side wall bottom fixedly connected with of desulfurization ash bin arranges the material pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, can release the catalyst in the catalysis storehouse through the absorbent storehouse, be convenient for carry out desulfurization oxidation to the flue gas, and no waste water produces in the desulfurization process, the gas that the desulfurization was accomplished passes through the smoke guide pipe and enters into the dust remover, realize filtering adsorption to solid and large granule thing through the dust remover, and discharge adsorbed large granule thing into the desulfurization ash storehouse, the gaseous sulfur content of gas in the dust remover is constantly detected to the flue gas monitor simultaneously, if not up to standard, open the second solenoid valve, lead in the gas in the dust remover to the catalysis storehouse through the back flow and be convenient for realize catalytic oxidation again, improve desulfurization quality, up to standard, then the gas can be discharged through the pipe of discharging fume, and filter adsorption through the high-activity absorber at last, the purity of the exhaust gas has been improved, can realize thorough purification to waste gas, clean environmental protection, is suitable for wide popularization.

Drawings

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

fig. 2 is a schematic structural diagram of the high-activity absorber of the present invention.

In the figure: 1 desulfurizing tower, 2 catalyzing bins, 3 smoke inlet pipes, 4 blowers, 5 absorbent bins, 6 guide pipes, 7 first electromagnetic valves, 8 smoke guide pipes, 9 dust collectors, 10 return pipes, 11 second electromagnetic valves, 12 desulfurizing ash bins, 13 smoke exhaust pipes, 14 smoke monitors, 15 third electromagnetic valves, 16 high-activity absorbers, 161 shells, 162 air outlets, 163 air inlets, 164 active alumina layers, 165 denitration catalyst layers and 166 active carbon layers.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a dry desulfurization dust removal system device comprises a desulfurization tower 1, a catalysis bin 2 is fixedly arranged at the bottom of the desulfurization tower 1, a smoke inlet pipe 3 is fixedly connected at the bottom of the catalysis bin 2, an air blower 4 is assembled on the smoke inlet pipe 3, a flow guide pipe 6 is fixedly connected on the left side wall of the catalysis bin 2, an absorbent bin 5 is fixedly connected at the other end of the flow guide pipe 6, a first electromagnetic valve 7 is assembled on the flow guide pipe 6, a smoke guide pipe 8 is fixedly connected at the output end of the desulfurization tower 1, the other end of the smoke guide pipe 8 is fixedly connected at the input end of a dust remover 9, a return pipe 10 is fixedly connected on the left side wall of the dust remover 9, the other end of the return pipe 10 is fixedly connected on the right side wall of the catalysis bin 2, a second electromagnetic valve 11 is assembled on the return pipe 10, a desulfurization ash bin 12 is fixedly connected at the bottom of the dust remover 9, a smoke discharge pipe 13 is fixedly connected, the smoke exhaust pipe 13 is provided with a smoke monitor 14 and a third electromagnetic valve 15 from left to right in sequence.

The high-activity absorber 16 comprises a shell 161 fixed at the right end of the smoke exhaust pipe 13, an air inlet 163 is formed in the left side wall of the high-activity absorber 16, an air outlet 162 is formed in the right side wall of the high-activity absorber 16, an active alumina layer 164, a denitration catalyst layer 165 and an active carbon layer 166 are sequentially arranged on the inner wall of the shell 161 along the direction far away from the smoke exhaust pipe 13, the gas can be further oxidized through the active alumina layer 164 through the arrangement, meanwhile, the denitration catalyst layer 165 can play a catalytic role in oxidizing the gas, the finally reacted gas can be purified and absorbed through the active carbon layer 166, and the gas absorption and purification effects are improved;

the dust remover 9 is a bag-type dust remover, the absorbent contained in the absorbent bin 5 is hydrated lime with the particle size of 300-400 meshes and the purity of more than or equal to 90 percent, and the hydrated lime is used as a catalyst, so that the resource is rich, the price is low, and the operation cost is low;

the first electromagnetic valve 7, the second electromagnetic valve 11 and the third electromagnetic valve 15 are electrically connected with an external singlechip, and the first electromagnetic valve 7, the second electromagnetic valve 11, the third electromagnetic valve 15 and the flue gas monitor 14 are electrically connected with an external power supply;

the bottom fixedly connected with ash discharging pipe of dust remover 9, and the other end and the 12 fixed connections in desulfurization ash storehouse of ash discharging pipe, the right side wall bottom fixedly connected with in desulfurization ash storehouse 12 arranges the material pipe.

Example (b): when the device is used, the first electromagnetic valve is controlled to be opened through the external singlechip to promote the absorption catalyst in the absorbent bin 5 to be discharged into the catalytic bin 2, then the air blower 4 is started to promote the waste gas to enter the catalytic bin 2 through the smoke inlet pipe 3 to realize the desulfurization oxidation reaction, no waste water is generated in the desulfurization process, the gas after desulfurization enters the dust remover 9 through the smoke guide pipe 8, solid and large particle substances are filtered and adsorbed through the dust remover 9, the adsorbed large particle substances are discharged into the desulfurization ash bin 12, meanwhile, the sulfur content of the gas in the dust remover 9 is detected by the smoke monitor 14 on the smoke exhaust pipe 13 at any moment, if the sulfur content does not reach the standard, the second electromagnetic valve 11 is opened to guide the gas in the dust remover 9 into the catalytic bin 2 through the backflow pipe 10, the catalytic oxidation of the gas is convenient to realize again, the desulfurization quality is improved until the sulfur content of the gas reaches the standard, then the third electromagnetic valve 15 is opened, the gas can be discharged through the smoke discharge pipe 13, and finally the gas is filtered and adsorbed through the high-activity absorber 16, so that the purity of the discharged gas is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dry desulfurization dust pelletizing system device, includes desulfurizing tower (1), its characterized in that: the bottom of the desulfurizing tower (1) is fixedly provided with a catalytic bin (2), the bottom of the catalytic bin (2) is fixedly connected with a smoke inlet pipe (3), an air blower (4) is assembled on the smoke inlet pipe (3), a guide pipe (6) is fixedly connected on the left side wall of the catalytic bin (2), the other end of the guide pipe (6) is fixedly connected with an absorbent bin (5), a first electromagnetic valve (7) is assembled on the guide pipe (6), the output end of the desulfurizing tower (1) is fixedly connected with a smoke guide pipe (8), the other end of the smoke guide pipe (8) is fixedly connected at the input end of a dust remover (9), the left side wall of the dust remover (9) is fixedly connected with a return pipe (10), the other end of the return pipe (10) is fixedly connected on the right side wall of the catalytic bin (2), and a second electromagnetic valve (11) is assembled on the return pipe (10), the bottom fixedly connected with desulfurization ash storehouse (12) of dust remover (9), fixedly connected with discharges fume tub (13) on the right side wall of dust remover (9), the other end fixedly connected with high activation absorber (16) of tub (13) of discharging fume, it has flue gas monitor (14) and third solenoid valve (15) to be equipped with in proper order from a left side to the right side on tub (13) to discharge fume.

2. The dry desulfurization dust removal system device according to claim 1, characterized in that: high activation absorber (16) are including fixing casing (161) at tub (13) right-hand member of discharging fume, air inlet (163) have been seted up on the left side wall of high activation absorber (16), gas outlet (162) have been seted up on the right side wall of high activation absorber (16), activated alumina layer (164), denitration catalyst layer (165) and activated carbon layer (166) have set gradually along the direction of keeping away from tub (13) of discharging fume on the inner wall of casing (161).

3. The dry desulfurization dust removal system device according to claim 1, characterized in that: the dust remover (9) is a bag-type dust remover, and the absorbent contained in the absorbent bin (5) is slaked lime with the particle size of 300 meshes and the particle size of 400 meshes and the purity of more than or equal to 90 percent.

4. The dry desulfurization dust removal system device according to claim 1, characterized in that: first solenoid valve (7), second solenoid valve (11) and third solenoid valve (15) all with external singlechip electric connection, just first solenoid valve (7), second solenoid valve (11), third solenoid valve (15) and flue gas monitor (14) all with external power supply electric connection.

5. The dry desulfurization dust removal system device according to claim 1, characterized in that: the bottom fixedly connected with ash discharging pipe of dust remover (9), and the other end and desulfurization ash bin (12) fixed connection of ash discharging pipe, the right side wall bottom fixedly connected with of desulfurization ash bin (12) arranges the material pipe.