CN217662529U

CN217662529U - Exhaust treatment device is used in methyl methacrylate production

Info

Publication number: CN217662529U
Application number: CN202221310625.4U
Authority: CN
Inventors: 虞成隆; 徐文
Original assignee: Jiangxi Zhengencyclopedia Technology Co ltd
Current assignee: Jiangxi Zhengencyclopedia Technology Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-10-28
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to a waste gas purification technical field especially relates to a waste gas treatment device is used in methyl methacrylate production. The technical scheme comprises the following steps: platform, processing case and spray column, platform top one side is installed and is handled the case, the platform top is close to handle case one side and installs the spray column, handle the incasement top and install the heating chamber, handle the incasement bottom middle burner of installing, handle case one side and install the inlet tube near the top, handle case one side and install the exhaust-gas duct near the bottom, install the preheating tube in the middle of the inlet tube surface. The utility model provides a current device adopt neutralization liquid to carry out direct neutralization to it more, unable rational utilization waste gas combustion heat, energy-concerving and environment-protective effect is not good, and can't evenly spray waste gas, and the degree of consistency is poor in the waste gas, and the not good problem of exhaust-gas treatment effect has improved waste gas resource utilization, and then has improved processing apparatus's energy-concerving and environment-protective effect.

Description

Exhaust treatment device is used in methyl methacrylate production

Technical Field

The utility model relates to a waste gas purification technical field specifically is a waste gas treatment device is used in methyl methacrylate production.

Background

The waste gas purification mainly refers to the treatment of industrial waste gas generated in industrial places, such as dust particles, smoke and dust, peculiar smell gas and toxic and harmful gas. The common waste gas purification includes factory smoke waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid-base waste gas purification, chemical waste gas purification and the like.

Through mass search, the MMA concentration in the waste gas of the waste gas treatment device in the prior art is reduced to about 50mg/m3 from 1000-2500mg/m3 by a methyl methacrylate barreling waste gas treatment system disclosed by the publication No. CN212733497U, and the waste gas discharged from the washing tower is treated by an active carbon treatment device, so that the MMA emission concentration in the waste gas can be controlled below 20mg/m3, and the emission requirement is met.

The existing treatment device mainly adopts neutralization liquid to directly neutralize the waste gas, the waste gas combustion heat cannot be reasonably utilized, the energy-saving and environment-friendly effect is poor, waste gas cannot be uniformly sprayed, the waste gas neutralization uniformity is poor, and the waste gas treatment effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste gas treatment device is used in methyl methacrylate production possesses the effectual advantage of environmental protection, has solved the many adoption neutralization liquid of current device and has carried out direct neutralization to it, unable rational utilization exhaust gas combustion heat, and energy-concerving and environment-protective effect is not good, and can't evenly spray waste gas, and the degree of consistency of neutralization is poor in the waste gas, the not good problem of exhaust-gas treatment effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waste gas treatment device is used in methyl methacrylate production, includes the platform, handles case and spray column, wherein platform top one side is installed and is handled the case, the platform top is close to and handles case one side and installs the spray column, handle the incasement top and install the heating chamber, handle the incasement bottom middle burner of installing, it installs the inlet tube near the top to handle case one side, it installs the exhaust pipe near the bottom to handle case one side, install the preheater pipe in the middle of the inlet tube surface, preheater pipe surface one side is through honeycomb duct connection in handling incasement top, preheater pipe surface one side is through duct connection in spray column bottom, the spray column internal surface is close to the top and is installed the fixing base through the bracing piece, the inside middle rotatory pipe that has cup jointed of fixing base, the rotatory pipe surface is close to the top and is installed from the driving wheel, the spray column internal surface is close to the top and installs driving motor, the action wheel is installed to the driving motor output shaft, the shower pipe is installed to the bottom, the shower pipe lower surface mounting has the shower nozzle.

Preferably, the driving wheel is connected with the driven wheel through a transmission belt, and the rotating pipe is driven to rotate conveniently through a driving motor.

Preferably, a stirring motor is installed in the middle of the bottom in the spray tower, stirring blades are installed on an output shaft of the stirring motor, and the stirring blades are driven to rotate through the stirring motor, so that the neutralization efficiency of the neutralization liquid is increased.

Preferably, the heating chamber is provided with a heating table on the inner surface, and the heating efficiency of the water in the heating chamber is increased by the heating table.

Preferably, a liquid inlet pipe is installed on one side of the spray tower close to the top, the tail end of the liquid inlet pipe is inserted into the rotating pipe, an oil seal is installed at the position of a gap between the liquid inlet pipe and the rotating pipe, and the sealing effect of the joint of the liquid inlet pipe and the rotating pipe is improved.

Preferably, install the blast pipe in the middle of the spray column top, the flow distribution plate is installed at the top in the spray column, the flow distribution plate is the setting of V type, through the flow distribution plate, shunts the exhaust to steam in the exhaust condenses.

Preferably, an observation window is installed in the middle of the front surface of the spray tower, and the spraying effect inside the spray tower can be conveniently observed by arranging the observation window.

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

1. the utility model discloses a set up heating chamber and combustor, reach the effect of carrying out combustion treatment to waste gas, top sets up the heating chamber in handling the incasement, set up the combustor in the middle of handling the incasement bottom, be close to the top and set up the inlet tube in handling case one side, in order to solve and adopt more and carry out direct neutralization to it with liquid, unable rational utilization waste gas combustion heat, the not good problem of energy-concerving and environment-protective effect has improved waste gas resource utilization, and then has improved processing apparatus's energy-concerving and environment-protective effect.

2. The utility model discloses a set up driving motor, swivelling joint pipe and shower, reach the effect that evenly sprays waste gas, it has the swivelling joint pipe to overlap in the middle of the fixing base is inside, it sets up from the driving wheel to be close to the top at the swivelling joint pipe surface, it sets up driving motor to be close to the top at the spray column internal surface, set up the action wheel at the driving motor output shaft, set up the shower in the swivelling joint pipe bottom, set up the shower nozzle at the shower lower surface, can't evenly spray waste gas in order to solve, waste gas neutralization degree is poor, the not good problem of exhaust-gas treatment effect, the degree of consistency that sprays of waste gas has been improved, thereby processing apparatus's treatment effect has been improved.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the treatment tank of the present invention;

FIG. 3 is a schematic sectional view of the spray tower of the present invention;

fig. 4 is an enlarged structural diagram of a in fig. 3.

Reference numerals: 1. a platform; 2. a treatment tank; 3. a spray tower; 4. an observation window; 5. a delivery pipe; 6. a preheating pipe; 7. an exhaust gas pipe; 8. a water inlet pipe; 9. a flow guide pipe; 10. a heating chamber; 11. a heating stage; 12. a burner; 13. an exhaust pipe; 14. a splitter plate; 15. a liquid inlet pipe; 16. a stirring blade; 17. a stirring motor; 18. a driving wheel; 19. a transmission belt; 20. oil sealing; 21. a driven wheel; 22. a fixed seat; 23. rotating the tube; 24. a spray head; 25. a shower pipe; 26. the motor is driven.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-4, in order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a waste gas treatment device is used in methyl methacrylate production, which comprises a platform 1, handle case 2 and

spray column

3, 1 top one side of platform is installed and is handled

case

2, 1 top of platform is close to and is handled case 2 one side and install spray column 3, handle 2 interior tops of case and install heating chamber 10, heating chamber 10 internal surface is equipped with heating table 11, handle 2 interior bottom middle combustor 12 of case, it installs inlet tube 8 to handle case 2 one side near the top, it installs exhaust pipe 7 to handle case 2 one side near the bottom, install preheating tube 6 in the middle of the 8 surface of inlet tube, 6 surface one side of preheating tube connects in handling case 2 interior top through honeycomb duct 9, preheating tube 6 surface one side is passed through duct 5 and is connected in spray column 3 bottom, install agitator motor 17 in the middle of the bottom in spray column 3, agitator motor 17 installs stirring vane 16 in the output shaft, install blast pipe 13 in the middle of spray column 3 top, splitter plate 14 is installed at the top in spray column 3, splitter plate 14 is the V type setting, install observation window 4 in the middle of the front surface in spray column 3.

The working principle of the waste gas treatment device for methyl methacrylate production based on the embodiment 1 is as follows: will the utility model discloses install the back, carry waste gas to handling 2 insides of case through exhaust pipe 7, and carry water to heating chamber 10 through inlet tube 8, start combustor 12, heat heating chamber 10 and warm table 11 through combustor 12, and combustion gas carries to preheating pipe 6 inside through honeycomb duct 9, preheat through preheating pipe 6 to intaking and heat up, 6 inside waste gases of preheating pipe carry to spray column 3 inside through conveyer pipe 5, carry out neutralization to combustion gas through neutralization liquid, start agitator motor 17 simultaneously, drive stirring vane 16 through agitator motor 17 and rotate, increase the neutralization efficiency of neutralization liquid, so far, this equipment work flow is accomplished.

Example two

As shown in fig. 1-4, the utility model provides a waste gas treatment device for methyl methacrylate production, compare in embodiment one, this embodiment still includes: 3 internal surfaces of spray tower are close to the top and install fixing base 22 through the bracing piece, the inside intermediate cup joints of fixing base 22 has rotatory pipe 23, the external surface of rotatory pipe 23 is close to the top and installs from

driving wheel

21, 3 internal surfaces of spray tower are close to the top and install driving motor 26, driving wheel 18 is installed to driving motor 26 output shaft, spray pipe 25 is installed to rotatory pipe 23 bottom, spray pipe 25 lower surface mounting has shower nozzle 24, driving wheel 18 is connected through drive belt 19 with following

driving wheel

21, 3 one side of spray tower is close to the top and installs

feed liquor pipe

15, 15 terminal pegs graft in rotatory pipe 23 of feed liquor pipe, oil blanket 20 is installed with 23 clearance position departments of rotatory pipe to feed liquor pipe 15.

In this embodiment, during the use, start driving motor 26, drive action wheel 18 through driving motor 26 and rotate, through action wheel 18 and drive belt 19, drive from driving wheel 21 and swivelling joint pipe 23 and rotate, drive shower 25 through swivelling joint pipe 23 and rotate, open feed liquor pipe 15 simultaneously, carry spray through feed liquor pipe 15 to shower 25 inside, spout through shower nozzle 24 again, through rotatory shower 25 and shower nozzle 24, evenly spray waste gas, waste gas after spraying passes through blast pipe 13 and discharges.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a waste gas treatment device is used in methyl methacrylate production, includes platform (1), handles case (2) and spray column (3), its characterized in that: a processing box (2) is arranged on one side of the top of the platform (1), a spray tower (3) is arranged on one side of the top of the platform (1) close to the processing box (2), a heating chamber (10) is arranged at the top in the treatment box (2), a burner (12) is arranged in the middle of the bottom in the treatment box (2), a water inlet pipe (8) is arranged on one side of the treatment box (2) close to the top, an exhaust gas pipe (7) is arranged on one side of the treatment box (2) close to the bottom, a preheating pipe (6) is arranged in the middle of the outer surface of the water inlet pipe (8), one side of the outer surface of the preheating pipe (6) is connected with the top in the treatment box (2) through a guide pipe (9), one side of the outer surface of the preheating pipe (6) is connected with the bottom in the spray tower (3) through a conveying pipe (5), the inner surface of the spray tower (3) is provided with a fixed seat (22) close to the top through a support rod, a rotating pipe (23) is sleeved in the middle inside the fixed seat (22), a driven wheel (21) is arranged on the outer surface of the rotating pipe (23) near the top, a driving motor (26) is arranged on the inner surface of the spray tower (3) near the top, the output shaft of the driving motor (26) is provided with a driving wheel (18), shower (25) are installed to swivel (23) bottom, shower (25) lower surface mounting has shower nozzle (24).

2. The exhaust gas treatment device for methyl methacrylate production according to claim 1, characterized in that: the driving wheel (18) is connected with the driven wheel (21) through a transmission belt (19).

3. The exhaust gas treatment device for methyl methacrylate production according to claim 1, characterized in that: a stirring motor (17) is installed in the middle of the bottom in the spray tower (3), and stirring blades (16) are installed on an output shaft of the stirring motor (17).

4. The exhaust gas treatment device for methyl methacrylate production according to claim 1, characterized in that: and a heating table (11) is arranged on the inner surface of the heating chamber (10).

5. The exhaust gas treatment device for methyl methacrylate production according to claim 1, characterized in that: a liquid inlet pipe (15) is installed on one side of the spray tower (3) close to the top, the tail end of the liquid inlet pipe (15) is inserted into the rotating pipe (23), and an oil seal (20) is installed at the position of a gap between the liquid inlet pipe (15) and the rotating pipe (23).

6. The exhaust gas treatment device for methyl methacrylate production according to claim 1, characterized in that: exhaust pipe (13) are installed in the middle of spray column (3) top, flow distribution plate (14) are installed at the top in spray column (3), flow distribution plate (14) are the V type setting.

7. The exhaust gas treatment device for methyl methacrylate production according to claim 1, characterized in that: and an observation window (4) is arranged in the middle of the front surface of the spray tower (3).