CN217449453U

CN217449453U - Demister for secondary treatment of waste gas

Info

Publication number: CN217449453U
Application number: CN202220303528.6U
Authority: CN
Inventors: 张文松
Original assignee: Qingdao Zhengtian Environmental Equipment Co ltd
Current assignee: Qingdao Zhengtian Environmental Equipment Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-09-20
Anticipated expiration: 2032-02-15

Abstract

The utility model discloses a demister for secondary treatment of waste gas, which comprises a demisting tank body, wherein the lower end of the demisting tank body is provided with a waste gas inlet pipe, the upper end of the demisting tank body is provided with an outlet pipe, the top end of the demisting tank body is provided with a water inlet pipe, the inner end part of the water inlet pipe is provided with a water outlet pipe, and the water outlet pipe is provided with a plurality of nozzles; the bottom of the defogging tank body is provided with a drain pipe, the bottom end part of the drain pipe is provided with a water collecting tank, the base is provided with a circulating water pump, the water inlet end of the circulating water pump is connected with the water collecting tank, and the water outlet end of the circulating water pump is connected with a water inlet pipe through a water guide pipe. The utility model discloses it is internal that the waste gas that will thoughtlessly have a large amount of fog lets in the defogging jar, and wherein in circulating water pump goes into the outlet pipe with the water pump in the header tank to thereby spout in the nozzle on the outlet pipe, make the waste gas that thoughtlessly has a large amount of fog carry out abundant contact with the water, and fall in the fog melts into the water, thereby played the effect of defogging.

Description

Demister for secondary treatment of waste gas

Technical Field

The utility model relates to a waste gas treatment technical field specifically is a defroster for secondary treatment waste gas.

Background

In a household garbage treatment plant, after domestic wastewater is subjected to the working procedures of precipitation, filtration, dehydration and the like, a large amount of sludge can be generated, and the sludge needs to be dried and solidified by a sludge drier and can be used for drying incineration, compound fertilizer preparation, pollution-free landfill and the like. The principle of the sludge drier is that the moisture in the sludge is further extracted by utilizing the heat of steam with certain pressure, so that the moisture content is reduced from 80 percent to 10 to 30 percent, and the dried sludge is formed. The used waste steam contains a lot of water, impurities and the like in the sludge, and the direct discharge has great influence on the environment; therefore, the subsequent treatment is needed, and the existing method is to condense the waste steam through the condensed gas, so that a large amount of mist can be mixed in the condensed gas, and the subsequent air treatment can be adversely affected. We have therefore improved this by providing a demister for secondary treatment of exhaust gas.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a defroster for secondary treatment waste gas, including the defogging jar body, the lower extreme of the defogging jar body is equipped with the waste gas intake pipe, just the upper end of the defogging jar body is equipped with the outlet duct, the top of the defogging jar body is equipped with the inlet tube, the tip installs the outlet pipe in the inlet tube, be equipped with a plurality of nozzles on the outlet pipe; the water tank is characterized by further comprising a base, a supporting bracket is arranged on the base, a plurality of supporting seats are arranged on the outer wall of the demisting tank body and fixed with the supporting bracket through bolts, a drain pipe is arranged at the bottom of the demisting tank body, a water collecting tank is arranged at the bottom end of the drain pipe, a circulating water pump is arranged on the base, the water inlet end of the circulating water pump is connected with the water collecting tank, and the water outlet end of the circulating water pump is connected with a water inlet pipe through a water guide pipe.

As an optimal technical scheme of the utility model, the tip of waste gas intake pipe is equipped with the air duct that stretches into in the inner chamber of the defogging jar body, the interior tip of air duct is sealed end, the bottom side of air duct is equipped with the gas outlet of orientation down.

As an optimal technical scheme of the utility model, be equipped with the inside adsorption tank that adsorbs the liquid that is equipped with on the base, the inner chamber that adsorbs the tank is equipped with the play tuber pipe of infiltration in adsorbing the liquid, be equipped with the air-supply line with play tuber pipe intercommunication on the adsorption tank, be equipped with the air-blower on the base, the air-out end of air-blower is connected with the air-supply line through the guide duct, and is equipped with the check valve on the guide duct, the air inlet end of air-blower advances the guide duct and is connected with the outlet duct, the top that adsorbs the tank is equipped with the blast pipe.

As an optimized technical scheme of the utility model, the inside of adsorption box is equipped with the bubble cutting net in the top that is located the tuber pipe.

As an optimal technical scheme of the utility model, be equipped with the level gauge in the header tank.

As an optimized technical scheme of the utility model, be equipped with anticorrosive coating on the inner wall of the defogging jar body.

As an optimized technical scheme of the utility model, the outlet duct is the slope and upwards sets up.

The utility model has the advantages that:

1. this kind of a defroster for secondary treatment waste gas is internal through letting in the waste gas that thoughtlessly has a large amount of fog to the defogging jar, wherein circulating water pump goes into the outlet pipe with the water pump of header tank in, and thereby spout in the nozzle on the outlet pipe, make the waste gas that thoughtlessly has a large amount of fog and carry out abundant contact with the water, and in melting fog into the water, thereby played the effect of defogging, the water still flows back once more in the header tank simultaneously, recycle, thereby effectively practiced thrift the water resource.

2. This kind of an end that is arranged in secondary treatment waste gas's defroster waste gas intake pipe is equipped with the air duct that stretches into in the inner chamber of the defogging jar body, the interior tip of air duct is sealed end, the bottom side of air duct is equipped with the gas outlet that faces down, has effectively reduced the speed of waste gas, has prolonged waste gas at the internal transit time of defogging jar to make waste gas can contact with the abundant mixture of spun water in the nozzle, thereby have better defogging effect.

3. This kind of a waste gas after the defogging jar body in the defroster for secondary treatment waste gas then enters into the adsorption tank under the effect of air-blower in, carries out abundant contact with the adsorption liquid in the adsorption tank, comes to adsorb a small amount of fog in the waste gas, adsorbs the purification to the gas in the waste gas simultaneously to the exhaust-gas treatment effect has been improved. Facilitating the further processing in the later period.

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 structural diagram of a demister for secondary treatment of waste gas according to the present invention;

fig. 2 is a schematic structural diagram of a defogging tank body of a defogger for secondary treatment of exhaust gas.

In the figure: 1. a demisting tank body; 2. an exhaust gas inlet pipe; 3. an air outlet pipe; 4. a water inlet pipe; 5. a water outlet pipe; 6. a nozzle; 7. a base; 8. a support bracket; 9. a bracket; 10. a drain pipe; 11. a water collection tank; 12. a circulating water pump; 13. an air duct; 14. an air outlet; 15. an adsorption tank; 16. an air outlet pipe; 17. an air inlet pipe; 18. a blower; 19. a check valve; 20. an exhaust pipe; 21. cutting the net by air bubbles; 22. a liquid level meter.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Example (b): as shown in fig. 1-2, the utility model relates to a demister for secondary treatment of waste gas, which comprises a demisting tank body 1, wherein a waste gas inlet pipe 2 is arranged at the lower end of the demisting tank body 1, an outlet pipe 3 is arranged at the upper end of the demisting tank body 1, a water inlet pipe 4 is arranged at the top end of the demisting tank body 1, a water outlet pipe 5 is arranged at the inner end of the water inlet pipe 4, and a plurality of nozzles 6 are arranged on the water outlet pipe 5; still include a base 7, be equipped with support bracket 8 on the base 7, be equipped with a plurality of brackets 9 on the outer wall of the defogging jar body 1, bracket 9 is fixed mutually with support bracket 8 through the bolt, the bottom of the defogging jar body 1 is equipped with drain pipe 10, the bottom portion of drain pipe 10 is equipped with header tank 11, be equipped with circulating water pump 12 on the base 7, circulating water pump 12's the end of intaking is connected with header tank 11, circulating water pump 12's play water end is connected with inlet tube 4 through the aqueduct. The waste gas that will thoughtlessly have a large amount of fog lets in the defogging jar body 1 in, wherein circulating water pump 12 with the water pump in the header tank 11 go into outlet pipe 5 in to spout in the nozzle 6 on the outlet pipe 5, make the waste gas that thoughtlessly has a large amount of fog carry out abundant contact with the water, and fall in the fog melts into the water, thereby played the effect of defogging, the water still flows back again in the header tank 11 simultaneously, recycles, thereby effectively practiced thrift the water resource.

The tip of waste gas intake pipe 2 is equipped with the air duct 13 that stretches into in the inner chamber of the defogging jar body 1, the tip is sealed end in the air duct 13, the bottom side of air duct 13 is equipped with gas outlet 14 towards the downside, has effectively reduced the speed of waste gas, has prolonged the transit time of waste gas in the defogging jar body 1 to make waste gas can with the abundant mixed contact of spun water in the nozzle 6, thereby have better defogging effect.

The exhaust gas treatment device is characterized in that an adsorption tank 15 filled with adsorption liquid is arranged on the base 7, an air outlet pipe 16 soaked in the adsorption liquid is arranged in an inner cavity of the adsorption tank 15, an air inlet pipe 17 communicated with the air outlet pipe is arranged on the adsorption tank 15, an air blower 18 is arranged on the base 7, an air outlet end of the air blower 18 is connected with the air inlet pipe 17 through an air guide pipe, a check valve 19 is arranged on the air guide pipe, an air inlet end of the air blower 18 is connected with the air outlet pipe 3, an exhaust pipe 20 is arranged at the top of the adsorption tank 15, and exhaust gas passing through the demisting tank body 1 enters the adsorption tank 15 under the action of the air blower 18 and is in full contact with the adsorption liquid in the adsorption tank 15 to adsorb a small amount of mist in the exhaust gas and adsorb and purify the gas in the exhaust gas, so that the exhaust gas treatment effect is improved. Facilitating the later further processing.

The inside of adsorption tank 15 is equipped with bubble cutting net 21 in the top that is located air-out pipe 16, be equipped with level gauge 22 in the header tank 11, be equipped with anticorrosive coating on the inner wall of the defogging jar body 1, outlet duct 3 is the slope and upwards sets up.

The working principle is as follows: the waste gas that will thoughtlessly have a large amount of fog lets in the defogging jar body 1 in, wherein circulating water pump 12 with the water pump in the header tank 11 go into outlet pipe 5 in to spout in the nozzle 6 on the outlet pipe 5, make the waste gas that thoughtlessly has a large amount of fog carry out abundant contact with the water, and fall in the fog melts into the water, thereby played the effect of defogging, the water still flows back again in the header tank 11 simultaneously, recycles, thereby effectively practiced thrift the water resource.

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 above, 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 a defroster for secondary treatment waste gas which characterized in that: the device comprises a demisting tank body (1), wherein a waste gas inlet pipe (2) is arranged at the lower end of the demisting tank body (1), an air outlet pipe (3) is arranged at the upper end of the demisting tank body (1), a water inlet pipe (4) is arranged at the top end of the demisting tank body (1), a water outlet pipe (5) is arranged at the inner end part of the water inlet pipe (4), and a plurality of nozzles (6) are arranged on the water outlet pipe (5); still include a base (7), be equipped with support bracket (8) on base (7), be equipped with a plurality of brackets (9) on the outer wall of the defogging jar body (1), bracket (9) are fixed mutually with support bracket (8) through the bolt, the bottom of the defogging jar body (1) is equipped with drain pipe (10), the bottom portion of drain pipe (10) is equipped with header tank (11), be equipped with circulating water pump (12) on base (7), the end of intaking of circulating water pump (12) is connected with header tank (11), the play water end of circulating water pump (12) is connected with inlet tube (4) through the aqueduct.

2. The demister for secondary treatment of waste gas according to claim 1, wherein the end of the waste gas inlet pipe (2) is provided with a gas guide pipe (13) extending into the inner cavity of the demisting tank body (1), the inner end part of the gas guide pipe (13) is a sealed end, and the bottom side of the gas guide pipe (13) is provided with a downward air outlet (14).

3. The demister for secondary treatment of waste gas according to claim 1, wherein an adsorption tank (15) filled with adsorption liquid is arranged on the base (7), an air outlet pipe (16) soaked in the adsorption liquid is arranged in an inner cavity of the adsorption tank (15), an air inlet pipe (17) communicated with the air outlet pipe is arranged on the adsorption tank (15), an air blower (18) is arranged on the base (7), an air outlet end of the air blower (18) is connected with the air inlet pipe (17) through an air guide pipe, a check valve (19) is arranged on the air guide pipe, an air inlet end of the air blower (18) is connected with the air outlet pipe (3), and an exhaust pipe (20) is arranged at the top of the adsorption tank (15).

4. A demister for secondary treatment of exhaust gas according to claim 3, characterized in that the inside of the adsorption tank (15) is provided with a bubble cutting net (21) above the air outlet pipe (16).

5. Demister for secondary treatment of exhaust gas according to claim 1, characterized in that a level meter (22) is provided in the water collection tank (11).

6. The demister for secondary treatment of exhaust gas according to claim 1, wherein the inner wall of the demister tank (1) is provided with an anticorrosive coating.

7. Demister according to claim 1, wherein the outlet pipe (3) is arranged obliquely upward.