CN217367845U

CN217367845U - Alkaline washing tower

Info

Publication number: CN217367845U
Application number: CN202221241762.7U
Authority: CN
Inventors: 权璀璀; 习亚娟; 陈曾光
Original assignee: Luoyang Petrochemical Engineering Design Co ltd
Current assignee: Luoyang Petrochemical Engineering Design Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-09-06
Anticipated expiration: 2032-05-20

Abstract

The utility model relates to an alkaline washing tower, comprising a tower body, tower body bottom fixed connection is in the inside of water tank, and the top is equipped with the gas outlet, and anterior downside is equipped with the air inlet, and the left side lower part is equipped with alkali lye import, fresh water moisturizing mouth, and the right side lower part is provided with the overflow mouth, the middle part of tower body is filled with filler, the air inlet is located between filler and the overflow mouth, alkali lye import, fresh water moisturizing mouth, overflow mouth all are located the water tank top. An object of the utility model is to provide a conveniently add the material and realized the reuse of water and improved exhaust purification quality's alkaline washing tower.

Description

Alkaline washing tower

Technical Field

The utility model relates to an equipment or the device technical field that exhaust purification used especially relate to an alkaline wash tower.

Background

The alkaline washing tower is also called an acid-base washing tower, is a full name acid-base waste gas neutralization treatment tower, is equipment for carrying out environment-friendly purification treatment on waste gas generated in industrial production, is one of waste gas purification tower products, is also called a purification tower and an absorption tower, and is generally used for treating chemical substances which are easy to dissolve in water. The chinese utility model patent with publication number CN202778245U discloses an alkaline washing tower, which is not easy to cause blockage, so that the gas-liquid distribution is uniform, and the influence on the surrounding environment is reduced. But because various regulators need to be added in the waste gas treatment process, including the regulation to water pH value, alkali lye etc. are difficult to add through the device, and the device can't realize the used cycle of water simultaneously, and the resource is wasted, only adopts the filler to handle and also is difficult to guarantee the clean degree of gas treatment, needs to improve.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides a conveniently add the material and realized the circulating water and improved the alkaline washing tower of exhaust gas purification quality.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model discloses caustic wash tower, comprising a tower body, tower body bottom fixed connection is in the inside of water tank, and the top is equipped with the gas outlet, and anterior downside is equipped with the air inlet, and the left side lower part is equipped with alkali lye import, fresh water moisturizing mouth, and the right side lower part is provided with the overflow mouth, the middle part of tower body is filled with filler, the air inlet is located between filler and the overflow mouth, alkali lye import, fresh water moisturizing mouth, overflow mouth all are located the water tank top.

As a further improvement to the above technical solution:

the water tank is characterized in that a circulating water feeding port is arranged on the upper portion of the right side of the tower body and located above the filler, a circulating water pump is fixedly connected inside the water tank and fixedly connected with a water outlet pipe, one end of the water outlet pipe is connected with the circulating water pump, the other end of the water outlet pipe penetrates through the filler and the top end fixedly connected with a water spraying nozzle, and a circulating water outlet is formed in the bottom of the rear end of the water tank.

As a further improvement to the above technical solution:

the tower body is characterized in that a demisting layer is fixedly connected to the top of the tower body, an active carbon filter layer is fixedly connected to the upper side of the demisting layer, and the demisting layer and the active carbon filter layer are both located above the filler.

As a further improvement to the above technical solution:

one side of overflow mouth is provided with first level gauge intercommunication mouth, tower body front end bottom is provided with second level gauge intercommunication mouth, second level gauge intercommunication mouth runs through the water tank and extends to the outside.

As a further improvement to the above technical solution:

the tower body front end bottom is provided with puts clean mouthful, it is located second level gauge intercommunication mouth one side and runs through the water tank and extend to the outside to put clean mouthful.

As a further improvement to the above technical solution:

the tower body is provided with an access hole.

As a further improvement to the above technical solution:

and the bottom of the water outlet pipe is fixedly connected with a flowmeter.

As a further improvement to the above technical solution:

the lower part of the rear end of the tower body is fixedly connected with a PH meter electrode insertion opening, and the PH meter electrode insertion opening is positioned above the water tank.

As a further improvement to the above technical solution:

and the middle part of the tower body is provided with filler through a support frame.

The utility model discloses alkaline washing tower's beneficial effect as follows:

the utility model discloses an alkaline washing tower, through the pH value that alkali lye import supplyes sodium hydroxide solution and adjust the circulating water, can mend fresh water at any time through the fresh water moisturizing mouth, guarantee that exhaust-gas treatment quality and material interpolation are convenient. Meanwhile, the alkaline washing tower is provided with a circulating water system, water enters the circulating water inlet and flows through the filler to enter the water tank, the circulating water pump enables water in the water tank to pass through the filler from top to bottom through the water outlet pipe and sprays the filler, and the water returns to the water tank after the water is finished, so that the water is recycled, and the alkaline washing tower is energy-saving, environment-friendly and low in cost. Simultaneously, in order to further improve exhaust purification effect, in this application, waste gas still can continue to handle through defogging layer and active carbon filter layer after handling through the filler, is favorable to improving purification quality for the clean gas of gas outlet discharge reduces the harmful effects to the surrounding environment.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the alkaline washing tower of the present invention;

FIG. 2 is another schematic perspective view of the alkaline washing tower of the present invention;

fig. 3 is a front partial sectional view of the alkaline washing tower of the present invention.

Reference numerals:

1. a tower body; 2. a water tank; 3. an air outlet; 4. an air inlet; 5. circulating water feeding ports; 6. an access hole; 7. an overflow port; 8. a first liquid level meter communication port; 9. putting a clean mouth; 10. a second liquid level meter communicating port; 11. fresh water replenishing port; 12. an alkali liquor inlet; 13. a circulating water outlet; 14. a PH meter electrode insertion port; 15. a water circulating pump; 16. a water outlet pipe; 17. a flow meter; 18. a support frame; 19. a filler; 20. a water spray nozzle; 21. a demisting layer; 22. an active carbon filter layer.

The technical solution of the present invention is described in detail and fully with reference to the accompanying drawings.

Detailed Description

As shown in fig. 1-3:

the utility model discloses alkaline washing tower, including

tower body

1, 1 bottom fixed connection of tower body just is located one side in the inside of

water tank

2, and 1 top of tower body is provided with gas outlet 3, supplies the gas outgoing after the purification treatment, and 1 anterior downside of tower body is provided with air inlet 4, adopts common negative pressure air inlet system to carry out waste gas leading-in. The middle part of the tower body 1 is filled with the filler 19, in the embodiment, the filler 19 is arranged at the middle part in the tower body 1 through the support frame 18, the FRP grid plate with good permeability and corrosion resistance is adopted as the filler support frame 18, and the filler 19 filled in the support frame 18 is a pall ring made of PP material. An overflow port 7 is arranged in front of the lower part of the right side of the tower body 1, the overflow port 7 is positioned above the water tank 2, the air inlet 4 is positioned between the filler 19 and the overflow port 7, and the circulating water in the water tank 2 overflows from the overflow port 7 when the circulating water is excessive. The lower part of the left side of the tower body 1 is provided with an alkali liquor inlet 12 and a fresh water replenishing port 11 which are arranged in tandem, and the alkali liquor inlet 12 and the fresh water replenishing port 11 are both positioned above the water tank 2.

One side of the bottom in the water tank 2 is fixedly connected with a circulating water pump 15, a water outlet pipe 16 is arranged in the tower body 1, the output end of the circulating water pump 15 is communicated with one end of the water outlet pipe 16, the other end of the water outlet pipe 16 extends upwards along the axial direction of the tower body 1 and penetrates through a filler 19, and the top end of the water outlet pipe 16 is fixedly connected with a water spraying nozzle 20, so that water is conveniently sprayed. The bottom of the water outlet pipe 16 is fixedly connected with a flowmeter 17, so that water flow can be observed conveniently. The upper portion of the right side of the tower body 1 is provided with a circulating water feeding port 5, the circulating water feeding port 5 is located above the filler 19, water flows through the filler 19 after water feeding, and a circulating water outlet 13 is arranged on the left side of the bottom of the rear end of the water tank 2, so that water can be discharged conveniently.

The rear side of the overflow port 7 at the lower part of the right side of the tower body 1 is provided with a first liquid level meter communicating port 8, and a liquid level meter is convenient to install so as to detect the liquid level. The bottom of the front end of the tower body 1 is provided with a left-right spacing arrangement type emptying port 9 and a second liquid level meter communicating port 10, the emptying port 9 and the second liquid level meter communicating port 10 both penetrate through the front end of the water tank 2 forward and extend to the outside, the emptying port 9 is sealed in the waste gas treatment process, the emptying port 9 is opened after waste gas treatment is finished, gas can be discharged from the gas outlet 3 and the emptying port 9 simultaneously, and the gas in the tower can be discharged rapidly and timely.

The middle part of the right side of the tower body 1 is provided with an access hole 6, so that the filler 19 is convenient to overhaul and check. The lower part of the rear end of the tower body 1 is provided with a PH meter electrode insertion opening 14 for facilitating the insertion of an electrode, and the PH meter electrode insertion opening 14 is positioned above the water tank 2.

The top fixedly connected with defogging layer 21 in the tower body 1, defogging layer 21 is located and packs 19 top and carries out the defogging, and the top fixedly connected with active carbon filter layer 22 of defogging layer 21 carries out the secondary filter to waste gas.

When the alkaline washing tower of this application uses, through the leading-in waste gas of air inlet 4, intake through 5 circulation water inlets, rivers are to packing 19 on, waste gas upwards through packing 19 time with pack 19 full contact, thereby hydrogen sulfide in the waste gas dissolves in the aquatic and takes place chemical reaction with sodium hydroxide and can get rid of, establish circulating water system in the tower body 1, intake through 5 circulation water inlets, water flows into in the water tank 2 behind packing 19, circulating water pump 15 upwards promotes the water in the water tank 2 through outlet pipe 16 and sprays once more on packing 19 through watering nozzle 20, with this cyclic utilization who realizes water, energy-concerving and environment-protective, water purification consumption and water cost have been reduced, when water tank 2 need the drainage, it can to accomplish out water through circulating water delivery port 13. The PH value of the circulating water is adjusted by supplementing sodium hydroxide solution through the alkali liquor inlet 12, fresh water is supplemented at any time through the fresh water supplementing port 11, the waste gas treatment quality is ensured, and the waste gas is filtered through the defogging layer 21 and the active carbon filtering layer 22 after passing through the filler 19, so that the waste gas purification treatment quality is further improved.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An alkaline washing tower comprises a tower body (1), and is characterized in that: the tower body (1) bottom fixed connection is in the inside of water tank (2), and the top is equipped with gas outlet (3), and the front portion downside is equipped with air inlet (4), and the left side lower part is equipped with alkali lye import (12), fresh water moisturizing mouth (11), and the right side lower part is provided with overflow mouth (7), the middle part of tower body (1) is filled with filler (19), air inlet (4) are located between filler (19) and overflow mouth (7), alkali lye import (12), fresh water moisturizing mouth (11), overflow mouth (7) all are located water tank (2) top.

2. A caustic tower according to claim 1, wherein: the water-saving tower is characterized in that a circulating water feeding port (5) is arranged on the upper portion of the right side of the tower body (1), the circulating water feeding port (5) is located above the filler (19), a circulating water pump (15) is fixedly connected inside the water tank (2), the circulating water pump (15) is fixedly connected with a water outlet pipe (16), one end of the water outlet pipe (16) is connected with the circulating water pump (15), the other end of the water outlet pipe penetrates through the filler (19) and a water spraying nozzle (20) fixedly connected with the top end of the water tank (2), and a circulating water outlet (13) is formed in the bottom of the rear end of the water tank (2).

3. A caustic tower according to claim 2, wherein: top fixedly connected with defogging layer (21) in tower body (1), defogging layer (21) top fixedly connected with active carbon filter layer (22), defogging layer (21), active carbon filter layer (22) all are located filler (19) top.

4. A caustic tower according to claim 3, wherein: one side of overflow mouth (7) is provided with first level gauge intercommunication mouth (8), tower body (1) front end bottom is provided with second level gauge intercommunication mouth (10), second level gauge intercommunication mouth (10) run through water tank (2) and extend to the outside.

5. A caustic tower according to claim 4, wherein: tower body (1) front end bottom is provided with puts clean mouthful (9), it is located second level gauge intercommunication mouth (10) one side and runs through water tank (2) and extends to the outside to put clean mouthful (9).

6. A caustic tower according to claim 5, wherein: an access hole (6) is formed in the tower body (1).

7. A caustic tower according to claim 6, wherein: the bottom of the water outlet pipe (16) is fixedly connected with a flowmeter (17).

8. A caustic tower according to claim 7, wherein: the tower body (1) rear end lower part fixedly connected with PH meter electrode inserted hole (14), PH meter electrode inserted hole (14) are located water tank (2) top.

9. A caustic wash tower according to claim 8, wherein: and the middle part of the tower body (1) is provided with a filler (19) through a support frame (18).