CN213286244U

CN213286244U - Boiler exhaust treatment device of environmental protection

Info

Publication number: CN213286244U
Application number: CN202022097817.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Hangzhou Aitan Environmental Protection Technology Co Ltd
Current assignee: Jiangsu Zonjin Environmental Technology Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-28
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a boiler exhaust treatment device of environmental protection, including dust removal case, denitration case, first desulfurization case, second desulfurization case and filter vat, one side fixed mounting of dust removal case has the intake pipe, the inside of dust removal case is provided with the dust removal board, the downside of baffle is provided with the dust collection box, one side fixedly connected with handle of dust collection box, the opposite side fixed mounting of dust removal case has first air exhauster, the upside fixed mounting of first air exhauster has first gas-supply pipe, the other end of first gas-supply pipe is linked together with the top of dust removal case. The utility model discloses a set up a plurality of shower nozzles in first desulfurization case and the second desulfurization case, will spray liquid atomization blowout, spray the cooling to boiler waste gas, boiler waste gas is absorbed by spraying the liquid simultaneously, through setting up activated carbon adsorption filter screen and defroster, makes boiler waste gas filter again and gets rid of the water smoke after spraying, makes exhaust-gas treatment's effect better, has improved the treatment effeciency.

Description

Boiler exhaust treatment device of environmental protection

Technical Field

The utility model relates to a chemical waste gas treatment technical field specifically is a boiler exhaust treatment device of environmental protection.

Background

Chemical waste gas refers to toxic and harmful gas discharged from chemical plants in chemical production. Chemical waste gas often contains many kinds of pollutants, has complex physical and chemical properties and different toxicity, seriously pollutes the environment and influences human health. The chemical waste gas components generated in different chemical production industries are very different. For example, the waste gas generated in the chlor-alkali industry mainly contains chlorine, hydrogen chloride, vinyl chloride, mercury, acetylene and the like, and the waste gas generated in the nitrogenous fertilizer industry mainly contains nitrogen oxides, urea dust, carbon monoxide, ammonia gas, sulfur dioxide, methane and the like.

However, the existing waste gas treatment device has unsatisfactory treatment effect on waste gas and high waste gas treatment cost, so that a part of chemical plants are caused, a large amount of manpower and material resources are not willing to be spent on treating waste gas, the waste gas is directly discharged into the atmosphere, the atmospheric pollution is caused, and the environment is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems existing in the prior art and provides an environment-friendly boiler waste gas treatment device.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a boiler exhaust treatment device of environmental protection, includes dust removal case, denitration case, first desulfurization case, second desulfurization case and filter vat, one side fixed mounting of dust removal case has the intake pipe, the inside of dust removal case is provided with the dust removal board, the downside fixed mounting of dust removal board has the baffle, the downside of baffle is provided with the dust collection box, one side fixedly connected with handle of dust collection box, the opposite side fixed mounting of dust removal case has first air exhauster, the upside fixed mounting of first air exhauster has first gas-supply pipe, the other end of first gas-supply pipe is linked together with the top of dust removal case.

Preferably, the downside fixed mounting of first air exhauster has the second gas-supply pipe, the other end fixed mounting of second gas-supply pipe has the exhaust hood, the exhaust hole has been seted up to the upside of exhaust hood, one side fixed mounting of denitration case has the motor, the output fixedly connected with pivot of motor, the pivot is connected with the rotation of denitration case, the fixed surface of pivot installs the (mixing) shaft.

Preferably, a third gas pipe is fixedly connected between the first desulfurization box and the denitration box, a first water pump is fixedly mounted on one side of the first desulfurization box, a first water pipe is fixedly mounted on the upper side of the first water pump, the other end of the first water pipe extends to the top of the first desulfurization box, a first spray head is fixedly mounted on the lower side of the first water pipe, a second water pipe is fixedly mounted on the lower side of the first water pump, and the other end of the second water pipe extends to the bottom of the first desulfurization box.

Preferably, one side fixedly connected with fourth gas-supply pipe of first desulfurization case and second desulfurization case, one side fixed mounting of second desulfurization case has the second water pump, the upside fixed mounting of second water pump has the third raceway, the other end of third raceway extends to the top of second desulfurization case, the downside fixed mounting of third raceway has the second shower nozzle, the downside fixed mounting of second water pump has the fourth raceway, the other end of fourth raceway extends to the bottom of second desulfurization case.

Preferably, one side fixed mounting of filter vat has the second air exhauster, the upside fixed mounting of second air exhauster has the fifth gas-supply pipe, the other end of fifth gas-supply pipe extends to the top of second desulfurization case, the downside fixedly connected with sixth gas-supply pipe of second air exhauster, the other end of sixth gas-supply pipe extends to the bottom of filter vat, the inside of filter vat is provided with the active carbon adsorption filter plate, the upside of active carbon adsorption filter plate is provided with the defroster, the upside fixed mounting of filter vat has the blast pipe.

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

1. the utility model discloses a set up the dust removal board, baffle and dust collection box, make the dust that the dust removal board kept off get into the dust collection box through the baffle, can clear up the dust that keeps off fast, through set up pivot and (mixing) shaft in the denitration incasement, the liquid that makes the denitration usefulness is more even, set up a plurality of shower nozzles through first desulfurization case and second desulfurization incasement, spray liquid atomization blowout, spray the cooling to boiler waste gas, boiler waste gas is absorbed by spraying liquid simultaneously, adsorb filter screen and defroster through setting up the active carbon, make boiler waste gas filter again and get rid of the water smoke after spraying, make exhaust-gas treatment's effect better, the treatment effeciency is improved.

2. The utility model discloses a one side of first desulfurization case and second desulfurization case sets up first water pump and second water pump respectively, can spray liquid blowout back, can circulate through the water pump and spray, can make and spray liquid recycling, can reduce cost and resources are saved.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic structural view of the cross section of the present invention;

fig. 3 is the utility model discloses the inside schematic structure of denitration case.

In the figure: 1 dust removal case, 2 denitration case, 3 first desulfurization case, 4 second desulfurization cases, 5 filter barrels, 6 intake pipes, 7 dust removal plates, 8 clapboards, 9 dust collection cases, 10 handles, 11 motors, 12 rotating shafts, 13 stirring shafts, 14 first exhaust fans, 15 first gas pipes, 16 second gas pipes, 17 exhaust hoods, 18 third gas pipes, 19 first water pumps, 20 first water pipes, 21 second water pipes, 22 demisters, 23 first nozzles, 24 second water pumps, 25 third water pipes, 26 fourth water pipes, 27 exhaust pipes, 28 second nozzles, 29 fourth gas pipes, 30 second exhaust fans, 31 fifth gas pipes, 32 sixth gas pipes, 33 activated carbon adsorption filter plates and 34 exhaust holes.

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. 1-3, an environment-friendly boiler waste gas treatment device comprises a dust removal box 1, a denitration box 2, a first desulfurization box 3, a second desulfurization box 4 and a filter vat 5, wherein an air inlet pipe 6 is fixedly installed at one side of the dust removal box 1, a dust removal plate 7 is arranged inside the dust removal box 1, a partition plate 8 is fixedly installed at the lower side of the dust removal plate 7, a dust collection box 9 is arranged at the lower side of the partition plate 8, a handle 10 is fixedly connected with one side of the dust collection box 9, a first exhaust fan 14 is fixedly installed at the other side of the dust removal box 1, a first air pipe 15 is fixedly installed at the upper side of the first exhaust fan 14, the other end of the first air pipe 15 is communicated with the top of the dust removal box 1, a second air pipe 16 is fixedly installed at the lower side of the first exhaust fan 14, an exhaust hood 17 is fixedly installed at the other end of the second air pipe 16, an exhaust, output fixedly connected with pivot 12 of motor 11, pivot 12 rotates with denitration case 2 and is connected, the fixed surface of pivot 12 installs (mixing) shaft 13, carry the waste gas through dust removal case 1 to the denitration case through second gas-supply pipe 16 through starting first air exhauster 14, dust removal case 1 sets up baffle 8 and dust collection box 9, the dust that will remove dust board 7 and handle that can be better falls into dust collection box 9, can the rapid processing dust, the waste gas that conveys is discharged denitration case 2 from the exhaust hood through second gas-supply pipe 16, the denitration case sets up motor 11, pivot 12 and (mixing) shaft 13, stirring denitration liquid that can be better, make it more even, the treatment effeciency of device has been improved.

Referring to fig. 1-3, a third gas pipe 18 is fixedly connected between the first desulfurization tank 3 and the denitration tank 2, a first water pump 19 is fixedly installed on one side of the first desulfurization tank 3, a first water pipe 20 is fixedly installed on the upper side of the first water pump 19, the other end of the first water pipe 20 extends to the top of the first desulfurization tank 3, a first spray nozzle 23 is fixedly installed on the lower side of the first water pipe 20, a second water pipe 21 is fixedly installed on the lower side of the first water pump 19, the other end of the second water pipe 21 extends to the bottom of the first desulfurization tank 3, a fourth gas pipe 29 is fixedly connected to one side of the first desulfurization tank 3 and one side of the second desulfurization tank 4, a second water pump 24 is fixedly installed on one side of the second desulfurization tank 4, a third water pipe 25 is fixedly installed on the upper side of the second water pump 24, the other end of the third water pipe 25 extends to the top of the second desulfurization tank 4, a second spray nozzle 28 is fixedly installed on the lower side of the third water pipe 25, the downside fixed mounting of second water pump 24 has fourth raceway 26, the other end of fourth raceway 26 extends to the bottom of second desulfurization case 4, first water pump 19 is through second raceway 21 and first raceway 20 take out the spray liquor of first desulfurization case 3 bottom to first shower nozzle 23 department, second water pump 24 is through fourth raceway 26 and third raceway with the spray liquor of second desulfurization case 4 bottom take out to second shower nozzle 28 department, the shower nozzle will spray the atomizing blowout of liquid, spray the cooling to boiler waste gas, through twice desulfurization, make the treatment effect to boiler waste gas better, also realized the cyclic utilization effect to spray the liquid, the cost is reduced has practiced thrift the resource, the treatment effeciency of device has been improved.

Referring to fig. 1-3, a second exhaust fan 30 is fixedly installed at one side of the filter vat 5, a fifth gas pipe 31 is fixedly installed at the upper side of the second exhaust fan 30, the other end of the fifth gas pipe 30 extends to the top of the second desulfurization tank 4, a sixth gas pipe 32 is fixedly connected to the lower side of the second exhaust fan 30, the other end of the sixth gas pipe 32 extends to the bottom of the filter vat 5, an activated carbon adsorption filter plate 33 is installed inside the filter vat 5, a demister 22 is installed at the upper side of the activated carbon adsorption filter plate 33, an exhaust pipe 27 is fixedly installed at the upper side of the filter vat 5, the desulfurized waste gas is output to the filter vat 5 by the second exhaust fan 30 through the fifth gas pipe 31 and the sixth gas pipe 32, the activated carbon adsorption filter plate 33 is installed in the filter vat to remove fine particles in the denitrated liquid, the demister 22 is installed at the upper side of the activated carbon adsorption filter plate 33, the sprayed water mist is discharged out of pollution-free air through the demister 22, and the treatment efficiency of the device is improved.

The working principle is as follows: boiler waste gas of boiler gets into the dust removal case through the intake pipe, through the dust removal board, the dust that is kept off down falls into the dust collection box through the baffle, start first air exhauster, dust through the dust removal is carried to the denitration case, the denitration is after through the first desulfurization case of third gas-supply pipe entering and second desulfurization case, start first water pump and second water pump simultaneously, will spray liquid from the shower nozzle blowout, waste gas gets into the second desulfurization case through the fourth gas-supply pipe from first desulfurization case, start the second air exhauster, boiler waste gas through twice sprays is conveyed to the filter vat by the second air exhauster, through activated carbon adsorption filter plate with tiny granule and oil stain get rid of, at the air of following the blast pipe discharge pollution-free through the defroster, all consumer in this scheme all supply power through external power source.

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 boiler exhaust treatment device of environmental protection, includes dust removal case (1), denitration case (2), first desulfurization case (3), second desulfurization case (4) and filter vat (5), its characterized in that: one side fixed mounting of dust removal case (1) has intake pipe (6), the inside of dust removal case (1) is provided with dust removal board (7), the downside fixed mounting of dust removal board (7) has baffle (8), the downside of baffle (8) is provided with dust collection box (9), one side fixedly connected with handle (10) of dust collection box (9), the opposite side fixed mounting of dust removal case (1) has first air exhauster (14), the upside fixed mounting of first air exhauster (14) has first gas-supply pipe (15), the other end of first gas-supply pipe (15) is linked together with the top of dust removal case (1).

2. The environmental friendly boiler exhaust gas treatment device according to claim 1, wherein: the utility model discloses a denitration case, including first air exhauster (14), downside fixed mounting of first air exhauster (14) has second gas-supply pipe (16), the other end fixed mounting of second gas-supply pipe (16) has exhaust hood (17), exhaust hole (34) have been seted up to the upside of exhaust hood (17), one side fixed mounting of denitration case (2) has motor (11), the output fixedly connected with pivot (12) of motor (11), pivot (12) rotate with denitration case (2) and are connected, the fixed surface of pivot (12) installs (mixing) shaft (13).

3. The environmental friendly boiler exhaust gas treatment device according to claim 1, wherein: fixedly connected with third gas-supply pipe (18) between first desulfurization case (3) and denitration case (2), one side fixed mounting of first desulfurization case (3) has first water pump (19), the upside fixed mounting of first water pump (19) has first raceway (20), the other end of first raceway (20) extends to the top of first desulfurization case (3), the downside fixed mounting of first raceway (20) has first shower nozzle (23), the downside fixed mounting of first water pump (19) has second raceway (21), the other end of second raceway (21) extends to first desulfurization case (3) bottom.

4. The environmental friendly boiler exhaust gas treatment device according to claim 1, wherein: first desulfurization case (3) and one side fixedly connected with fourth gas-supply pipe (29) of second desulfurization case (4), one side fixed mounting of second desulfurization case (4) has second water pump (24), the upside fixed mounting of second water pump (24) has third raceway (25), the other end of third raceway (25) extends to the top of second desulfurization case (4), the downside fixed mounting of third raceway (25) has second shower nozzle (28), the downside fixed mounting of second water pump (24) has fourth raceway (26), the other end of fourth raceway (26) extends to the bottom of second desulfurization case (4).

5. The environmental friendly boiler exhaust gas treatment device according to claim 1, wherein: one side fixed mounting of lauter tub (5) has second air exhauster (30), the upside fixed mounting of second air exhauster (30) has fifth gas-supply pipe (31), the other end of fifth gas-supply pipe (31) extends to the top of second desulfurization case (4), the downside fixedly connected with sixth gas-supply pipe (32) of second air exhauster (30), the other end of sixth gas-supply pipe (32) extends to the bottom of lauter tub (5), the inside of lauter tub (5) is provided with active carbon adsorption filter plate (33), the upside of active carbon adsorption filter plate (33) is provided with defroster (22), the upside fixed mounting of lauter tub (5) has blast pipe (27).