CN211585990U

CN211585990U - Wet-type alkali liquor spray tower

Info

Publication number: CN211585990U
Application number: CN201922324568.XU
Authority: CN
Inventors: 梁建军
Original assignee: CHANGSHA DANUO INTELLIGENT TECHNOLOGY DEVELOPMENTCO Ltd
Current assignee: CHANGSHA DANUO INTELLIGENT TECHNOLOGY DEVELOPMENTCO Ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-29
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a wet-type alkali lye spray tower. The utility model discloses in, including the gas inlet, discharge chimney, fan motor, add lye bucket, spherical pH valve sensor, packing layer, water tank, its characterized in that: go into gas port fixed mounting has the governing valve, governing valve right-hand member fixed mounting has the packing layer, packing layer lower extreme fixed mounting has the filter layer, filter layer lower extreme fixed mounting has the water tank, water tank inner wall installs spherical pH valve sensor, packing layer upper end fixed mounting has the shower head, shower head upper end fixed mounting has the purification layer, purify layer upper end fixed mounting has the acid mist purifying column, acid mist purifying column upper end is connected with the tuber pipe, the tuber pipe outer end is the chimney column, tuber pipe right-hand member fixed mounting has the card post, card post right-hand member fixed mounting has fan motor, tuber pipe upper end fixed mounting has electron pH valve to detect the meter, great improvement the effect of decomposing the acid mist.

Description

Wet-type alkali liquor spray tower

Technical Field

The utility model belongs to the technical field of exhaust-gas treatment, specifically be a wet-type alkali lye spray tower.

Background

The gas-liquid absorption process is a common operation unit in the technical processes of industries such as petroleum, chemical industry, electric power, metallurgy, environmental protection and the like, has wide application in unit operations such as gas absorption, purification, dust removal and the like, and is used for purification and washing before process flue gas emission, absorbing toxic and harmful components and reducing the emission of air pollutants. When the discharged flue gas contains acidic gas, the alkaline liquid is often used to absorb the acidic components in the gas, so as to achieve the purpose of purification.

In the prior art, an alkali liquor spray tower is generally adopted for treating leaching waste gas, the spray tower utilizes a differential contact countercurrent operation principle, corrosion-resistant filler is adopted in the tower as a basic component for gas-liquid two-phase contact, a tower body is a vertical cylinder, the interior of the tower body is filled with the filler with a certain height, if the filler is too high, the tower body is filled in a plurality of sections, and a liquid redistribution device is arranged between the two sections of filler. The packed tower is generally operated by gas-liquid countercurrent, and gas enters the tower body from the bottom of the tower, passes through the packing layer from bottom to top and is finally discharged from the top of the tower. The alkali liquor is uniformly sprayed on the filler from the top of the tower through a liquid distributor and flows down along the surface of the filler until the alkali liquor is discharged from the bottom of the tower. Spray column among the prior art, the structure is more complicated, greatly reduced the practicality of device itself, the leaching waste gas when purifying through the tower body, only can with pack surface contact's waste gas just rather than the alkaline solution contact on the surface and take place the reaction, greatly reduced the treatment effect, alkaline solution does not have the stirring, also great reduction purifying effect, the water after the used can not circulate, great waste the water resource.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, a wet alkali liquor spray tower is provided.

The utility model adopts the technical scheme as follows: a wet-type alkali liquor spray tower comprises an air inlet, a discharge chimney, a fan motor, an alkali liquor adding barrel, a spherical pH value sensor, a packing layer and a water tank, the gas inlet is fixedly provided with an adjusting valve, the right end of the adjusting valve is fixedly provided with a packing layer, the lower end of the packing layer is fixedly provided with a filter layer, the lower end of the filter layer is fixedly provided with a water tank, the inner wall of the water tank is provided with a spherical pH value sensor, the upper end of the packing layer is fixedly provided with a spray head, the upper end of the spray head is fixedly provided with a purification layer, an acid mist purification tower is fixedly arranged at the upper end of the purification layer, an air pipe is connected at the upper end of the acid mist purification tower, the air pipe is characterized in that a clamping column is fixedly mounted at the right end of the air pipe, a fan motor is fixedly mounted at the right end of the clamping column, an electronic pH value detector is fixedly mounted at the upper end of the air pipe, and a discharge chimney is fixed at the upper end of the electronic pH value detector.

In a preferred embodiment, the inner wall of the right end of the water tank is provided with a connecting pipe, the right end of the connecting pipe is fixedly provided with a conversion tank, the fixed end of the conversion tank is provided with a spray pipe, and the right end of the spray pipe is fixedly connected with an alkali liquor adding barrel.

In a preferred embodiment, dosage scales are arranged on two sides of the inner wall of the lye adding barrel, the top end of the lye adding barrel is a barrel cover, lye adding ports are fixedly arranged at two ends of the barrel cover, a stirring motor is fixedly arranged at the top end of the middle part of the barrel cover, the lower end of the stirring motor is fixedly connected with a stirring shaft, the lower end of the stirring shaft is fixedly connected with stirring paddles, and the number of the stirring paddles is 4.

In a preferred embodiment, a spray pipe is fixedly connected to the upper end of the conversion tank, an electronic alkali delivery valve is fixedly connected to the upper end of the spray pipe, and a spray head is fixedly mounted at the left end of the electronic alkali delivery valve.

In a preferred embodiment, the outer surface of the purification layer is a layer of corrosion-resistant and oxidation-resistant film, and the inner part of the purification layer is a layer of rectangular purification holes which are interwoven layer by layer.

In a preferred embodiment, the outer surface of the air pipe is a metal shell, the upper end of the inner wall of the air pipe is an air outlet, the lower end of the inner wall of the air pipe is an air inlet, and the middle part of the inner wall of the air pipe is fixedly sleeved through a sleeve opening.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the size of alkaline material is also different, and some scales on the inner wall of lye bucket make things convenient for us to come different alkaline material qualities to different waste gases, great reduction the demand, improved purifying effect's percentage, the bung is separable device, convenient washing, the maintenance.

2. The utility model discloses in, the inside air intake of tuber pipe begins to absorb the waste gas that purifies, then discharges through the air outlet, and then the pH valve detector of upper end detects current pH valve, if up to standard, can discharge, does not beat the mark, purifies again, has improved the effect of purification greatly.

3. The utility model discloses in, 1 lower extreme fixed mounting of packing layer has the filter layer, filters impurity, circulation water source, and filter layer fixed mounting has the water tank for store the water resource that the circulation was come, has reached the effect of water economy resource.

Drawings

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

FIG. 2 is a schematic diagram of the structure at A in the present invention;

fig. 3 is a schematic diagram of the structure at B in the present invention.

The labels in the figure are: 1. a filler layer; 2. adjusting a valve; 3. an air inlet; 4. a filter layer; 5. a water tank; 6. a spherical pH sensor; 7. taking over a pipe; 8. a conversion tank; 9. a shower pipe; 10. a stirring paddle; 11. a stirring shaft; 12. adding an alkaline solution barrel; 13. adding an alkaline solution port; 14. a stirring motor; 15. a barrel cover; 16. an electronic alkali liquor delivery valve; 17. a shower head; 18. a chimney column; 19. a fan motor; 20. clamping the column; 21. an electronic pH value detector; 22. discharging a chimney; 23. an acid mist purification tower; 24. cleaning the tunnel; 25. an oxide film; 26. an air outlet; 27. a metal housing; 28. an air inlet; 29. and (5) looping.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, a wet-type alkali liquor spray tower comprises an air inlet 3, a discharge chimney 22, a fan motor 19, an alkali liquor adding barrel 12, a spherical pH value sensor 6, a packing layer 1 and a water tank 5, wherein the air inlet 3 is fixedly provided with an adjusting valve 2 for adjusting the size of acid gas, the right end of the adjusting valve 2 is fixedly provided with the packing layer 1, the lower end of the packing layer 1 is fixedly provided with a filter layer 4 for filtering impurities and circulating water source, the lower end of the filter layer 4 is fixedly provided with the water tank 5 for storing circulating water, the inner wall of the water tank 5 is provided with the spherical pH value sensor 6 for sensing the pH value of the current water, the upper end of the packing layer 1 is fixedly provided with a spray head 17 for spraying alkali liquor, the upper end of the spray head 17 is fixedly provided with a purification layer A for purifying acid substances, the decomposed gas is absorbed, the outer end of the air pipe B is a chimney column 18, the right end of the air pipe B is fixedly provided with a clamping column 20, the right end of the clamping column 20 is fixedly provided with a fan motor 19, the upper end of the air pipe B is fixedly provided with an electronic pH value detector 21, the upper end of the electronic pH value detector 21 is fixedly provided with a discharge chimney 22, and the purified gas is discharged.

Referring to fig. 1 to 2, in this application, the outer surface of the purification layer a is a layer of corrosion-resistant oxide film 25, which prevents acidic substances from corroding the inside of the purification layer to form a layer-by-layer interlaced rectangular purification hole 24, the inner wall of the right end of the water tank 5 is provided with a connecting pipe 7, the right end of the connecting pipe 7 is fixedly provided with a conversion tank 8, the fixed end of the conversion tank 8 is provided with a spray pipe 9, alkali liquor circulates from the inside of the spray pipe 9, the right end of the spray pipe 9 is fixedly connected with an alkali liquor adding barrel 12, and alkali liquor is.

Referring to fig. 1 to 3, in the present application, the outer surface of the air pipe B is a layer of metal shell 27 to protect the internal air pipe B, the upper end of the inner wall of the air pipe B is an air outlet 26 to discharge purified air, the lower end of the inner wall of the air pipe B is an air inlet 28, and the middle part of the inner wall of the air pipe B is fixedly sleeved through a sleeve opening 29 to fix an air port inside the air pipe B.

The working principle is as follows: the device is a wet alkali liquor spray tower, when people need to treat acid waste gas, an adjusting valve 2 at the left end is opened, then the acid waste gas enters through a gas inlet 3 at the left end and reaches a filling tank 1, alkaline substances at the right end are added into an alkaline liquor adding barrel 12 through alkaline liquor adding ports 13 at two sides, the sizes of the alkaline substances are different aiming at different waste gases, scales 3 are arranged on the inner wall of the alkaline liquor adding barrel 12, people can conveniently use different alkaline substance amounts aiming at different waste gases, a barrel cover 15 is a separable device, the cleaning and maintenance are convenient, a stirring motor 14 provides stirring power support, after the alkaline substances are added, the stirring motor 14 is electrified to drive a stirring shaft 11 at the lower end, stirring paddles 10 are welded and installed at two ends of the stirring shaft 11, the stirring shaft 11 drives the stirring paddles 10 to move to stir the alkaline substances, and the effect of full mixing is achieved, the left part of the bottom end of the alkali liquor adding barrel 12 is provided with a connecting pipe 7, the right part of the connecting pipe 7 is connected with a spray pipe 9, circulating water and alkali matters are mixed to reach the spray pipe 9 at the upper end, the upper end of the spray pipe 9 is fixedly provided with an electronic alkali liquor conveying valve 16, the alkali liquor adding amount is regulated and controlled electronically, the lower end of the electronic medicine conveying valve 16 is fixedly provided with a spray head 17 to spray waste gas in a filling tank at the lower end, because the spray head 17 greatly increases the contact area, the purification effect is improved, the mixed gas reaches a purification layer A and then reaches a acid mist purification tower 23 at the upper end, a fan motor 19 starts to operate to drive an air pipe B to move, an air inlet 28 inside the air pipe B starts to absorb the purified waste gas and then discharges the waste gas through an air outlet 26, then a pH value detector 21 at the upper end detects the current pH value, if the waste, the whole process is finished.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a wet-type alkali lye spray column, includes gas inlet (3), discharges chimney (22), fan motor (19), adds alkali liquor bucket (12), spherical pH valve sensor (6), packing layer (1), water tank (5), its characterized in that: the gas inlet (3) is fixedly provided with an adjusting valve (2), the right end of the adjusting valve (2) is fixedly provided with a packing layer (1), the lower end of the packing layer (1) is fixedly provided with a filter layer (4), the lower end of the filter layer (4) is fixedly provided with a water tank (5), the inner wall of the water tank (5) is provided with a spherical pH value sensor (6), the upper end of the packing layer (1) is fixedly provided with a spray head (17), the upper end of the spray head (17) is fixedly provided with a purification layer (A), the upper end of the purification layer (A) is fixedly provided with a pH purification tower (23), the upper end of the pH purification tower (23) is connected with a wind pipe (B), the outer end of the wind pipe (B) is a chimney column (18), the right end of the wind pipe (B) is fixedly provided with, the upper end of the air pipe (B) is fixedly provided with an electronic pH value detector (21), and the upper end of the electronic pH value detector (21) is fixed with a discharge chimney (22).

2. The wet lye spray tower of claim 1 wherein: connecting pipe (7) is installed to water tank (5) right-hand member inner wall, connecting pipe (7) right-hand member fixed mounting has converting tank (8), converting tank (8) have fixed mounting have shower (9), shower (9) right-hand member is connected and is fixed with alkali liquor bucket (12).

3. The wet lye spray tower of claim 1 wherein: add lye bucket inner wall both sides and have the dose scale, it is bung (15) to add lye bucket (12) top, bung (15) both ends fixed mounting has alkali liquor mouth (13) to add, bung (15) middle part top fixed mounting has agitator motor (14), agitator motor (14) lower extreme connection is fixed with (mixing) shaft (11), (mixing) shaft (11) lower extreme fixedly connected with stirring rake (10), and stirring rake (10) are 4.

4. The wet lye spray tower of claim 2 wherein: the upper end of the conversion tank (8) is fixedly connected with a spray pipe (9), the upper end of the spray pipe (9) is fixedly connected with an electronic alkali liquor conveying valve (16), and the left end of the electronic alkali liquor conveying valve (16) is fixedly provided with a spray head (17).

5. The wet lye spray tower of claim 1 wherein: the outer surface of the purification layer (A) is provided with a layer of corrosion-resistant oxide film (25), and the interior is provided with rectangular purification holes (24) which are interwoven layer by layer.

6. The wet lye spray tower of claim 1 wherein: the outer surface of the air pipe (B) is a layer of metal shell (27), the upper end of the inner wall of the air pipe (B) is an air outlet (26), the lower end of the inner wall of the air pipe (B) is an air inlet (28), and the middle part of the inner wall of the air pipe (B) is fixedly sleeved through a sleeve opening (29).