CN211706415U - Industrial waste gas desulfurization denitration dust collecting equipment - Google Patents

Industrial waste gas desulfurization denitration dust collecting equipment Download PDF

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Publication number
CN211706415U
CN211706415U CN201922308616.6U CN201922308616U CN211706415U CN 211706415 U CN211706415 U CN 211706415U CN 201922308616 U CN201922308616 U CN 201922308616U CN 211706415 U CN211706415 U CN 211706415U
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box
waste gas
pipe
denitration
communicated
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CN201922308616.6U
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Inventor
孙锋
邢健
孟亚
魏飞宇
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Jiangsu Tianxin Environmental Protection Technology Co ltd
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Jiangsu Tianxin Environmental Protection Technology Co ltd
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Abstract

The utility model relates to a waste gas treatment technical field just discloses an industrial waste gas SOx/NOx control dust collecting equipment, including dust removal case, denitration case and desulfurization case, the dust removal case is located the left side of denitration case, the desulfurization case is located the right side of denitration case. This industry waste gas desulfurization denitration dust collecting equipment, clear water through the dust removal incasement washs it, get rid of particle impurity such as its inside dust, spout downwards through the spray pipe, with this area of contact between increase waste gas and the clear water, the efficiency of dust removal is improved, dilute nitric acid through denitration case addition absorbs the nitride in the waste gas, improve its purification efficiency, it is vaporific blowout downwards with it through atomizer, increase the area of contact between its and the waste gas, thereby react the sulphide in the waste gas through the lime milk that disappears, produce solid-state particulate matter, thereby reached simple structure, convenient to use and the better purpose of exhaust-gas treatment effect.

Description

Industrial waste gas desulfurization denitration dust collecting equipment
Technical Field
The utility model relates to a waste gas treatment technical field specifically is an industrial waste gas desulfurization denitration dust collecting equipment.
Background
Industrial waste gas, which is a generic term for various pollutant-containing gases discharged into the air during the combustion and production processes of fuels in plant areas of enterprises, includes: carbon dioxide, carbon disulfide, hydrogen sulfide, fluoride, nitrogen oxide, chlorine, hydrogen chloride, carbon monoxide, lead mercury sulfate (fog), beryllium compound, smoke dust and productive dust are discharged into the atmosphere and can pollute the air, the substances enter the human body through different respiratory tracts, some directly cause harm, some have an accumulation effect and can seriously harm the health of people, and different substances have different influences.
The exhaust treatment device in the prior art has a complex structure, is high in production cost, is not beneficial to large-scale popularization and use, has a general purification effect, can be attached to a large amount of harmful substances in the exhaust gas discharged into the air, is not suitable for the advocation of energy conservation and environmental protection, and provides an industrial exhaust gas desulfurization and denitrification dust removal device to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an industrial waste gas SOx/NOx control dust collecting equipment possesses simple structure, and convenient to use and exhaust-gas treatment effect advantage such as better have solved the exhaust-gas treatment device structure among the prior art comparatively complicated, and manufacturing cost is higher, is unfavorable for using widely on a large scale, and the device purifying effect of general use is comparatively general, still can adhere to a large amount of harmful substance in its waste gas of emitting into in the air, is not conform to the problem of advocating of present energy-concerving and environment-protective.
(II) technical scheme
For realizing above-mentioned simple structure, convenient to use and the better purpose of exhaust-gas treatment effect, the utility model provides a following technical scheme: an industrial waste gas desulfurization, denitrification and dust removal device comprises a dust removal box, a denitrification box and a desulfurization box, wherein the dust removal box is positioned on the left side of the denitrification box, the desulfurization box is positioned on the right side of the denitrification box, the top of the left side of the dust removal box is communicated with an air inlet pipe, the right end of the air inlet pipe extends to the bottom of the interior of the dust removal box, a first branch box is fixedly installed on the inner top wall of the dust removal box, the bottom of the first branch box is communicated with a water spray pipe, a second water pump is arranged at the bottom of the right side of the dust removal box, the right end of the second water pump is communicated with a return pipe, one end, away from the second water pump, of the return pipe is communicated with the top of the first branch box, a first connecting pipe is communicated with the top of the right side of the dust removal box, the right end of the first connecting pipe is communicated with the left side, the utility model discloses a desulfurization device, including desulfurization case, slaked lime breast bin, bottom fixed mounting on desulfurization case right side has first water pump, the right-hand member intercommunication of first water pump has the honeycomb duct, the interior roof fixed mounting of desulfurization case has the second flow box, the one end that first water pump was kept away from to the honeycomb duct communicates with the top of second flow box, the bottom intercommunication of second flow box has evenly distributed's atomizer, the top intercommunication on desulfurization case right side has the outlet duct, the bottom intercommunication on desulfurization case right side has the discharging pipe.
Preferably, the one end that first connecting pipe is located denitration incasement portion is the L type, one side intercommunication that first connecting pipe and denitration incasement bottom wall deviate from has evenly distributed's fixed pipe.
Preferably, the right side of the denitration box and the lower part of the second connecting pipe are communicated with a liquid inlet pipe, and the bottom of the right side of the denitration box is communicated with a liquid outlet pipe.
Preferably, the left side of the dust removal box and the lower part of the air inlet pipe are communicated with a water inlet pipe, and the bottom of the left side of the dust removal box is communicated with a water outlet pipe.
Preferably, the bottom on the right side of the dust removal box is fixedly provided with a bearing plate, and the bottom of the second water pump is fixedly connected to the top of the bearing plate.
(III) advantageous effects
Compared with the prior art, the utility model provides an industrial waste gas SOx/NOx control dust collecting equipment possesses following beneficial effect:
1. the industrial waste gas desulfurization, denitrification and dust removal equipment has the advantages that waste gas is guided into the dust removal box through the gas inlet pipe, the waste gas is cleaned through clean water in the dust removal box, particle impurities such as dust and the like in the waste gas are removed, water in the dust removal box is guided into the first branch box through the second water pump and the return pipe and then is sprayed downwards through the water spray pipe, so that the contact area between the waste gas and the clean water is increased, the dust removal efficiency is improved, the dedusted waste gas is guided into the denitration box through the first connecting pipe, nitrated compounds in the waste gas are absorbed through dilute nitric acid added into the denitration box, the purification efficiency is improved, the waste gas after being removed and sold is guided into the desulfurization box through the second connecting pipe, slaked lime in the slaked lime milk storage box is guided into the second branch box through the first water pump and the flow guide pipe, then the slaked lime milk is sprayed downwards in a mist shape through the atomizing spray nozzle, and, thereby react the sulphide in with waste gas through the slaked lime breast, produce solid-state particulate matter, the gas that purifies at last is discharged from the outlet duct, and particulate matter impurity is discharged from the discharging pipe to reached simple structure, convenient to use and exhaust-gas treatment effect better purpose.
2. This industrial waste gas SOx/NOx control dust collecting equipment, make waste gas can the dispersion discharge through a plurality of fixed pipes, increase its area and time with the reaction liquid contact, improve the efficiency of selling, conveniently change the rare nitric acid of denitration incasement through feed liquor pipe and drain pipe, in order to keep its absorption efficiency, then conveniently change the water of dust removal incasement through inlet tube and drain pipe, in order to keep its dust collection efficiency, fix the second water pump through accepting the board, avoid it to drop in the use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front sectional view of the internal structure of the dust removing box of the present invention;
FIG. 3 is a front sectional view of the internal structure of the denitration box of the utility model;
fig. 4 is a front sectional view of the internal structure of the desulfurization box of the present invention.
In the figure: 1. a dust removal box; 2. a drain pipe; 3. a water inlet pipe; 4. an air inlet pipe; 5. a return pipe; 6. a first connecting pipe; 7. a denitration box; 8. a second connecting pipe; 9. a slaked lime milk storage tank; 10. a first water pump; 11. a flow guide pipe; 12. an air outlet pipe; 13. a discharge pipe; 14. a liquid inlet pipe; 15. a liquid outlet pipe; 16. a second water pump; 17. a first manifold; 18. a water spray pipe; 19. a fixed tube; 20. a second distribution box; 21. an atomizing spray head; 22. a desulfurization box.
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. 1-4, an industrial waste gas desulfurization, denitrification and dust removal device comprises a dust removal box 1, a denitrification box 7 and a desulfurization box 22, wherein the dust removal box 1 is positioned at the left side of the denitrification box 7, the desulfurization box 22 is positioned at the right side of the denitrification box 7, the top of the left side of the dust removal box 1 is communicated with an air inlet pipe 4, the right end of the air inlet pipe 4 extends to the bottom inside the dust removal box 1, the inner top wall of the dust removal box 1 is fixedly provided with a first diversion box 17, the bottom of the first diversion box 17 is communicated with a water spray pipe 18, the bottom of the right side of the dust removal box 1 is provided with a second water pump 16, the right end of the second water pump 16 is communicated with a return pipe 5, one end of the return pipe 5, which is far away from the second water pump 16, is communicated with the top of the first diversion box 17, the top of the right side of the dust removal box 1 is, the right end of the second connecting pipe 8 extends to the inside of the desulfurization box 22, the top of the desulfurization box 22 is fixedly provided with a slaked lime milk storage box 9, the bottom of the right side of the slaked lime milk storage box 9 is fixedly provided with a first water pump 10, the right end of the first water pump 10 is communicated with a guide pipe 11, the inner top wall of the desulfurization box 22 is fixedly provided with a second diversion box 20, one end of the guide pipe 11 far away from the first water pump 10 is communicated with the top of the second diversion box 20, the bottom of the second diversion box 20 is communicated with uniformly distributed atomizing nozzles 21, the top of the right side of the desulfurization box 22 is communicated with an air outlet pipe 12, the bottom of the right side of the desulfurization box 22 is communicated with a discharge pipe 13, when in use, waste gas is guided into the dedusting box 1 through an air inlet pipe 4, the waste gas is cleaned through clean water in the dedusting box 1, particle impurities such as dust and the like in the dedusting box are removed, at the moment, the second water pump 16, then the waste gas after dedusting is led into a denitration box 7 through a first connecting pipe 6, the nitrate in the waste gas is absorbed through dilute nitric acid added into the denitration box 7, the purification efficiency of the waste gas is improved, the waste gas after denitration is led into a desulfurization box 22 through a second connecting pipe 8, at the moment, a first water pump 10 is started, slaked lime in a slaked lime milk storage box 9 is led into a second diversion box 20 through the first water pump 10 and a diversion pipe 11, the slaked lime milk is downwards sprayed in a mist shape through an atomizing nozzle 21, the contact area between the slaked lime milk and the waste gas is increased, sulfide in the waste gas is reacted through the slaked lime milk to generate solid particulate matters, finally the purified gas is discharged from an air outlet pipe 12, and particulate matter impurities are discharged from a discharge pipe 13, so that the structure is simple, convenient to use and the better purpose of exhaust-gas treatment effect.
Specifically, first connecting pipe 6 is located the inside one end of denitration case 7 and is the L type, and one side intercommunication that first connecting pipe 6 and 7 inner sidewalls of denitration case deviate from has evenly distributed's fixed pipe 19, makes waste gas can disperse the discharge through a plurality of fixed pipes 19, increases its area and the time of reaction liquid contact, improves and takes off a round pin efficiency.
Specifically, denitration case 7's right side and the below intercommunication that is located second connecting pipe 8 have feed liquor pipe 14, and denitration case 7 right side's bottom intercommunication has drain pipe 15, conveniently changes the rare nitric acid in denitration case 7 through feed liquor pipe 14 and drain pipe 15 to keep its absorption efficiency.
Specifically, the left side of dust removal case 1 and the below intercommunication that is located intake pipe 4 have inlet tube 3, and the left bottom intercommunication of dust removal case 1 has drain pipe 2, conveniently changes the water in dust removal case 1 through inlet tube 3 and drain pipe 2 to keep its dust collection efficiency.
Specifically, the bottom fixed mounting on dust removal case 1 right side has the board of accepting, and the bottom fixed connection of second water pump 16 is in the top of accepting the board, fixes second water pump 16 through accepting the board, avoids it to drop in the use.
The working principle is as follows: when the device is used, the waste gas is guided into the dust removing box 1 through the air inlet pipe 4, the waste gas is cleaned through clean water in the dust removing box 1, particle impurities such as dust and the like in the waste gas are removed, at the moment, the second water pump 16 is started, water in the dust removing box 1 is guided into the first diversion box 17 through the second water pump 16 and the return pipe 5, then the water is sprayed downwards through the spray pipe 18, the contact area between the waste gas and the clean water is increased, the dust removing efficiency is improved, the dedusted waste gas is guided into the denitration box 7 through the first connecting pipe 6, nitric acid dilute added into the denitration box 7 absorbs nitrified substances in the waste gas, the purification efficiency of the waste gas is improved, the denitrified waste gas is guided into the desulfurization box 22 through the second connecting pipe 8, at the moment, the first water pump 10 is started, lime hydrate in the lime hydrate storage box 9 is guided into the second diversion box 20 through the first water pump 10 and the diversion pipe 11, then be vaporific spout downwards with it through atomizer 21, increase the area of contact between its and the waste gas to react through the sulphide of slaked lime breast in with the waste gas, produce solid-state particulate matter, the gas that purifies at last is discharged from outlet duct 12, and particulate matter impurity is discharged from discharging pipe 13, thereby has reached simple structure, convenient to use and the better purpose of exhaust-gas treatment effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (5)

1. The utility model provides an industrial waste gas SOx/NOx control dust collecting equipment, includes dust removal case (1), denitration case (7) and desulfurization case (22), its characterized in that: the denitration device is characterized in that the dedusting box (1) is located on the left side of the denitration box (7), the desulfurization box (22) is located on the right side of the denitration box (7), an air inlet pipe (4) is communicated with the left top of the dedusting box (1), the right end of the air inlet pipe (4) extends to the bottom inside the dedusting box (1), a first distribution box (17) is fixedly mounted on the inner top wall of the dedusting box (1), a water spray pipe (18) is communicated with the bottom of the first distribution box (17), a second water pump (16) is arranged at the bottom on the right side of the dedusting box (1), a return pipe (5) is communicated with the right end of the second water pump (16), one end, away from the second water pump (16), of the return pipe (5) is communicated with the top of the first distribution box (17), a first connecting pipe (6) is communicated with the top on the right side of the dedusting box (1), and the right end of the first connecting pipe (6), the top of the right side of the denitration box (7) is communicated with a second connecting pipe (8), the right end of the second connecting pipe (8) extends to the inside of the desulfurization box (22), the top of the desulfurization box (22) is fixedly provided with a slaked lime milk storage box (9), a first water pump (10) is fixedly arranged at the bottom of the right side of the slaked lime milk storage tank (9), the right end of the first water pump (10) is communicated with a guide pipe (11), the inner top wall of the desulfurization box (22) is fixedly provided with a second flow-dividing box (20), one end of the draft tube (11) far away from the first water pump (10) is communicated with the top of the second branch box (20), the bottom of the second branch box (20) is communicated with evenly distributed atomizing nozzles (21), the top on the right side of the desulfurization box (22) is communicated with an air outlet pipe (12), and the bottom on the right side of the desulfurization box (22) is communicated with a discharge pipe (13).
2. The industrial waste gas desulfurization, denitrification and dust removal equipment according to claim 1, characterized in that: first connecting pipe (6) are located the inside one end of denitration case (7) and are the L type, one side intercommunication that first connecting pipe (6) and denitration case (7) inner bottom wall deviate from has evenly distributed's fixed pipe (19).
3. The industrial waste gas desulfurization, denitrification and dust removal equipment according to claim 1, characterized in that: the right side of the denitration box (7) is communicated with a liquid inlet pipe (14) below the second connecting pipe (8), and the bottom of the right side of the denitration box (7) is communicated with a liquid outlet pipe (15).
4. The industrial waste gas desulfurization, denitrification and dust removal equipment according to claim 1, characterized in that: the left side of dust removal case (1) and the below intercommunication that is located intake pipe (4) have inlet tube (3), the left bottom intercommunication of dust removal case (1) has drain pipe (2).
5. The industrial waste gas desulfurization, denitrification and dust removal equipment according to claim 1, characterized in that: the bottom fixed mounting on dust removal case (1) right side has the board of accepting, the bottom fixed connection of second water pump (16) is in the top of accepting the board.
CN201922308616.6U 2019-12-16 2019-12-16 Industrial waste gas desulfurization denitration dust collecting equipment Active CN211706415U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113082981A (en) * 2021-04-16 2021-07-09 西昌市蓝鼎环保科技有限公司 Sintering machine flue gas dust removal SOx/NOx control device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113082981A (en) * 2021-04-16 2021-07-09 西昌市蓝鼎环保科技有限公司 Sintering machine flue gas dust removal SOx/NOx control device

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