CN210021703U

CN210021703U - Acid mist purifying tower sprays clean system

Info

Publication number: CN210021703U
Application number: CN201920369584.8U
Authority: CN
Inventors: 刘野平; 胡东风; 黄勇光; 王李娟; 颜会龙; 袁滔; 杨柳; 罗治贵
Original assignee: Shenzhen Zhongjin Lingnan Non-Ferrous Metal Co Ltd; DANXIA SMELTING PLANT SHENZHEN ZHONGJIN LINGNAN NONFEMET Co Ltd
Current assignee: Shenzhen Zhongjin Lingnan Non-Ferrous Metal Co Ltd; DANXIA SMELTING PLANT SHENZHEN ZHONGJIN LINGNAN NONFEMET Co Ltd
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-02-07
Anticipated expiration: 2029-03-21

Abstract

The utility model relates to an acid mist purifying tower sprays clean system. The acid mist purification tower spraying purification system comprises a tower body and a fan, wherein a waste gas inlet pipe is arranged on one side of the tower body, a waste gas discharge pipe is arranged at the top of the tower body, the fan is connected with the waste gas inlet pipe, and the acid mist purification tower spraying purification system also comprises a fog gun and a spraying system, wherein the fog gun is arranged at the inlet of the fan; the spraying system comprises a first spraying assembly, a second spraying assembly and a fan, wherein the first spraying assembly is arranged at an outlet of the fan; the second spraying assembly is arranged in the tower body; the third spraying assembly is arranged at the top of the tower body; and the fourth spraying assembly is arranged in the exhaust gas discharge pipe. The utility model discloses a wash many times waste gas, can effectually get rid of the sulphur dust smugglied secretly in the waste gas.

Description

Acid mist purifying tower sprays clean system

Technical Field

The utility model relates to an acid mist purifies the field, especially relates to an acid mist purifying column sprays clean system.

Background

Acid mist is mainly generated in the acid using process of the industries such as chemical industry, electronics, metallurgy, electroplating and the like, the emission of the acid mist can cause the diffusion of the acid mist and acid gas in the air of a workplace, and the acid precipitation in the atmospheric environment can be caused after the acid mist is emitted into the atmosphere. It not only endangers the health of workers and residents around the factory building, but also corrodes factory building equipment and precision instruments, and causes loss of production and life.

The acid mist purification tower plays a role in removing harmful gas in waste gas, and has the characteristics of wide application range, high purification efficiency and the like. However, for some harmful gases carrying a large amount of dust, the spraying system of the ortho-acid mist purification tower cannot meet the purification requirement. A large amount of dust can be attached to equipment, particularly a fan impeller, so that the use efficiency of the fan is reduced. In addition, the dust, especially sulfur dust, can cause serious environmental pollution if not effectively washed and filtered, and can also affect the physical health of workers.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at, provide an acid mist purifying column sprays clean system. So as to effectively solve the defects in the prior art.

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

a spraying purification system of an acid mist purification tower comprises a tower body and a fan, wherein a waste gas inlet pipe is arranged on one side of the tower body, a waste gas discharge pipe is arranged at the top of the tower body, the fan is connected with the waste gas inlet pipe, and the spraying purification system also comprises a mist gun and a spraying system, wherein the mist gun is arranged at an inlet of the fan; the spraying system comprises a first spraying assembly, a second spraying assembly and a fan, wherein the first spraying assembly is arranged at an outlet of the fan; the second spraying assembly is arranged in the tower body; the third spraying assembly is arranged at the top of the tower body; and the fourth spraying assembly is arranged in the exhaust gas discharge pipe.

Compared with the prior art, the utility model discloses an acid mist purifying tower sprays clean system through installing a plurality of portions that spray around the purifying tower to reach and carry out the purpose of multistage washing to waste gas, sulfur dust and harmful gas in the effectual washing waste gas of this system have guaranteed production safety and stability and have moved, have reduced the safety ring protects the risk, have improved site environment health.

Furthermore, the first spraying assembly comprises two first spraying pipes, a plurality of first nozzles are arranged on the first spraying pipes, the two first spraying pipes are arranged in the front and back direction along the waste gas inlet direction, the first nozzles on the two first spraying pipes are staggered, and the first nozzles are installed against the wind; the second spraying assembly comprises 3 layers of second spraying pipes, each layer of second spraying pipe is provided with 4 second spraying branch pipes, the 4 second spraying branch pipes are arranged in parallel, and each second spraying branch pipe is provided with a plurality of second nozzles; the third spraying assembly comprises a plurality of third spraying pipes, the third spraying pipes are evenly distributed on the top of the tower, a plurality of third nozzles are arranged on the third spraying pipes, and the third nozzles are vertically downward; the waste gas discharge pipe comprises a vertical pipe connected with the top of the tower body and a horizontal pipe formed by bending the vertical pipe to one side; the fourth spray assembly comprises a fourth spray pipe arranged in the horizontal pipe and a fifth spray pipe arranged at the joint of the vertical pipe and the horizontal pipe, a plurality of fourth nozzles and fifth nozzles are respectively arranged on the fourth spray pipe and the fifth spray pipe, and the fourth nozzles and the fifth nozzles are arranged against the wind.

Furthermore, in the first spraying assembly, the distance between the two first spraying pipes is 0.4-0.5 m; in the second spraying assembly, the distance between every two layers of second spraying pipes is 1-1.5 m, and each spraying branch pipe is provided with 5 second nozzles; the number of the third spray pipes is 6, and 2 third nozzles are arranged on the third spray pipes; the fourth spray pipe is arranged in the horizontal pipe in the front and at the back along the exhaust direction, and 2 fourth nozzles are arranged on the fourth spray pipe and the fifth spray pipe.

Further, still include circulation tank, circulation tank and tower body bottom intercommunication, circulation tank passes through the circulating pump and first spray assembly, second spray assembly, third spray assembly, fourth spray assembly intercommunication.

Furthermore, the number of the circulating pumps is 2, the circulating pumps are respectively a first circulating pump and a second circulating pump, the first circulating pump is connected with a second spraying assembly, and the second circulating pump is connected with a first spraying assembly, a third spraying assembly and a fourth spraying assembly.

Further, a filter is provided at the inlet of the first and second circulation pumps.

Further, a pH meter and a thermometer are arranged in the circulating water tank.

Further, still include the moisturizing pipe, the moisturizing pipe with spraying system intercommunication, and still be equipped with plug valve and moisturizing flowmeter on the moisturizing pipe.

Furthermore, the first nozzle, the second nozzle, the third nozzle, the fourth nozzle and the fifth nozzle are all made of 316L stainless steel.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of the spray purification system of the acid mist purification tower of the present invention;

fig. 2 is a schematic view of a single-layer spray pipe of a second spray assembly in the tower body.

In the figure: 1. a tower body; 2. a fan; 3. an exhaust gas discharge pipe; 31. a vertical tube; 32 horizontal tubes; 4. a fog machine; 5. a first spray assembly; 51. a first shower pipe; 52. a first nozzle; 6. a second spray assembly; 61. a second spray branch pipe; 62. a second nozzle; 63. a second shower pipe; 7. a third spray assembly; 71. a third shower pipe; 72. a third nozzle; 8. a fourth spray assembly; 81. a fourth shower pipe; 82. a fourth nozzle; 83. a fifth spray pipe; 84. a fifth nozzle; 9. a circulating water tank; 91. a first circulation pump; 92. a second circulation pump; 10. a water replenishing pipe; 101. a water replenishing flow meter; 102, plug valve.

Detailed Description

The present invention will be described in further detail below.

As shown in fig. 1 and fig. 2, fig. 1 is a schematic structural view of the spraying and purifying system of the acid mist purifying tower of the present invention; fig. 2 is a schematic view of a single-layer spray pipe in the tower body. As shown in fig. 1, the utility model discloses an acid mist purifying tower sprays clean system, including tower body 1 and fan 2, one side of tower body 1 is provided with the waste gas admission pipe, the top of tower body 1 is provided with waste gas discharge pipe 3, fan 2 and waste gas admission union coupling. Still include big gun fog machine 4 and spraying system, big gun fog machine 4 sets up in the entrance of fan 2, carries out the one-level washing to the waste gas that gets into. The spraying system comprises a first spraying assembly 5, a second spraying assembly 6, a third spraying assembly 7 and a fourth spraying assembly 8, and the entering waste gas is subjected to multi-stage washing. The first spraying assembly 5 is arranged at an outlet of the fan 2 and used for carrying out secondary washing on waste gas of the air outlet machine. And the second spraying assembly 6 is arranged in the inner cavity of the tower body 1 and is used for carrying out three-stage washing on waste gas. And the third spraying assembly 7 is arranged at the top of the tower body 1 and is used for carrying out four-stage washing on the waste gas. And the fourth spray assembly 8 is arranged in the waste gas discharge pipe 3 at the top of the tower body and is used for carrying out five-stage washing on waste gas.

Specifically, the first spraying assembly 5 comprises two first spraying pipes 51, a plurality of first nozzles 52 are arranged on the first spraying pipes 51, the two first spraying pipes are arranged in the front and back direction along the waste gas inlet direction, and the distance between the two first spraying pipes is 0.4-0.5 m, so that the first nozzles on the two first spraying pipes are staggered with each other, and the nozzles are installed against the wind.

Specifically, the second spray assembly 6 is arranged upwards at a position 4 meters away from the tower body, the second spray assembly 6 comprises 3 layers of second spray pipes 63, and the distance between every two layers of second spray pipes 63 is 1-1.5 meters. As shown in fig. 2, fig. 2 is a diagram of a single-layer spray pipe in a tower body, each layer of second spray pipe 63 has 4 second spray branch pipes 61, the 4 second spray branch pipes 61 are arranged in parallel and connected with a spray header pipe, the 4 second spray branch pipes 61 are arranged in the center of the tower body, 5 second spray nozzles 62 with 6 branches are arranged on each second spray branch pipe, and the second spray nozzles 62 are downward in direction to ensure that waste gas entering the tower can be washed.

Specifically, the third spraying assembly 7 includes a plurality of third spraying pipes 71, preferably, the number of the third spraying pipes 71 is 6, the 6 third spraying pipes 71 are evenly distributed on the top of the tower, and can be implemented by arranging a quadrilateral frame or a circular frame, and the third spraying pipes are distributed around the frame. The third spray pipes are distributed on the top of the tower in a more uniform manner, which is not limited herein. A plurality of third nozzles 72, preferably 2, are arranged on the third spray pipe, and the third nozzles are all vertically downward; the exhaust gas is subjected to a third scrubbing.

Specifically, the fourth spraying assembly 8 is arranged in the exhaust gas discharge pipe to clean the exhaust gas for the fourth time. The exhaust gas discharge pipe comprises a vertical pipe 31 connected with the top of the tower body and a horizontal pipe 32 formed by bending towards one side along the vertical pipe. The fourth spray assembly comprises a fourth spray pipe 81 arranged in the horizontal pipe and a fifth spray pipe 83 arranged at the joint of the vertical pipe and the horizontal pipe, the fourth spray pipes are 4 and arranged in the horizontal pipe in the front and at the back along the exhaust gas discharge direction, 2 fourth nozzles 82 are arranged on the fourth spray pipes, and the nozzle directions are aligned with the exhaust gas flow direction. The number of the fifth spray pipes 83 is 1, and 1 fourth nozzle 84 is arranged on each fifth spray pipe, and the direction of the nozzle is vertical downward.

Specifically, still include circulation tank 9,

circulation tank

9 and 1 bottom intercommunication of tower body, circulation tank 9's both sides still are provided with first circulating pump 91 and second circulating pump 92 respectively, second spray assembly 6 is connected to first circulating pump 91, specifically with the house steward intercommunication of every layer of second shower, supplies water to the second shower. The second circulating pump 92 is connected with the first spraying assembly, the third spraying assembly and the fourth spraying assembly, and similarly, the second circulating pump is connected with the circulating water tank to supply water to the first spraying assembly, the third spraying assembly and the fourth spraying assembly.

Preferably, filters (not shown) are disposed at inlets of the first circulation pump 91 and the second circulation pump 92, and the filters can effectively filter some large impurities to block the pipelines.

Preferably, a pH meter and a thermometer (not shown in the figure) are further installed in the circulating water tank 9, so that the pH value and the temperature of the circulating water in the water tank can be detected at any time.

The utility model discloses acid mist purification tower sprays clean system still includes moisturizing pipe 10, moisturizing pipe 10 with spray system intercommunication, concrete connection is in the middle of third spray assembly and fourth spray assembly. The water supplementing pipe can supplement water for the tower body, the water supplementing pipe is communicated with return water, and the return water is circulating water in the supplementing tower after wastewater is treated by sewage. Still set up moisturizing flowmeter 101 and plug valve 102 on the moisturizing pipe, plug valve 102 can be closed water at any time with the flow of water conveniently observed simultaneously.

The first nozzle 52, the second nozzle 62, the third nozzle 72, the fourth nozzle 82 and the fifth nozzle 84 can be one inch nozzles, and the nozzles are made of 316L stainless steel.

The utility model discloses an acid mist purifying column sprays clean system, big gun fog machine washs the dust on the fan wheel with water atomization, it is uneven to avoid the impeller rotation, ensure the steady operation of equipment, the two-layer first shower in fan exit, the headwind sprays, get rid of dust and harmful gas in the waste gas, the second shower and the third shower on tower body and the top of the tower wash remaining waste gas once more, further reduce the discharge of dust and harmful gas, 5 fourth showers on the exhaust emission pipe carry out final washing to waste gas. The utility model discloses a wash many times waste gas, can effectually get rid of the sulphur dust smugglied secretly in the waste gas. The system is used for 6 months, has good use effect, effectively washes dust and harmful gas, and reduces the safety and environmental protection risks.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides an acid mist purifying column sprays clean system, includes tower body and fan, one side of tower body is provided with the waste gas admission pipe, the top of tower body is provided with exhaust emission pipe, the fan is connected its characterized in that with the waste gas admission pipe: the spraying device also comprises a fog gun and a spraying system, wherein the fog gun is arranged at the inlet of the fan; the spraying system comprises a spraying device and a spraying device,

the first spraying assembly is arranged at the outlet of the fan;

the second spraying assembly is arranged in the inner cavity of the tower body;

the third spraying assembly is arranged at the top of the tower body;

and the fourth spraying assembly is arranged in the waste gas discharge pipe.

2. The acid mist purification tower spray purification system of claim 1, wherein: the first spraying assembly comprises two first spraying pipes, a plurality of first nozzles are arranged on the first spraying pipes, the two first spraying pipes are arranged in the front and back direction along the waste gas inlet direction, the first nozzles on the two first spraying pipes are staggered, and the first nozzles are installed against the wind;

the second spraying assembly comprises 3 layers of second spraying pipes, each layer of second spraying pipe is provided with 4 second spraying branch pipes, the 4 second spraying branch pipes are arranged in parallel, and each second spraying branch pipe is provided with a plurality of second nozzles;

the third spraying assembly comprises a plurality of third spraying pipes, the third spraying pipes are evenly distributed on the top of the tower, a plurality of third nozzles are arranged on the third spraying pipes, and the third nozzles are vertically downward;

the waste gas discharge pipe comprises a vertical pipe connected with the top of the tower body and a horizontal pipe formed by bending the vertical pipe to one side; the fourth spray assembly comprises a fourth spray pipe arranged in the horizontal pipe and a fifth spray pipe arranged at the joint of the vertical pipe and the horizontal pipe, a plurality of fourth nozzles and fifth nozzles are respectively arranged on the fourth spray pipe and the fifth spray pipe, and the fourth nozzles and the fifth nozzles are arranged against the wind.

3. The acid mist purification tower spray purification system of claim 2, wherein: in the first spraying assembly, the distance between two first spraying pipes is 0.4-0.5 m;

in the second spraying assembly, the distance between every two layers of second spraying pipes is 1.5 meters, and each second spraying branch pipe is provided with 5 second nozzles;

the number of the third spray pipes is 6, and 2 third nozzles are arranged on the third spray pipes;

the number of the fourth spraying pipes is 4, the fourth spraying pipes are arranged in the horizontal pipe in the front and back direction along the exhaust direction of the waste gas, and the fourth spraying pipes are provided with 2 fourth nozzles; the number of the fifth spray pipes is 1, and 1 fifth nozzle is arranged on the fifth spray pipes.

4. The acid mist purification tower spray purification system of any one of claims 1-3, wherein: still include circulation tank, circulation tank and tower body bottom intercommunication, circulation tank passes through circulating pump and first spray assembly, second spray assembly, third spray assembly, fourth spray assembly intercommunication.

5. The acid mist purification tower spray purification system of claim 4, wherein: the circulating pumps are 2 and are respectively a first circulating pump and a second circulating pump, the first circulating pump is connected with the second spraying assembly, and the second circulating pump is connected with the first spraying assembly, the third spraying assembly and the fourth spraying assembly.

6. The acid mist purification tower spray purification system as claimed in claim 5, wherein; filters are arranged at the inlets of the first circulating pump and the second circulating pump.

7. The acid mist purification tower spray purification system of claim 4, wherein: and a pH meter and a thermometer are also arranged in the circulating water tank.

8. The acid mist purification tower spray purification system of claim 1, wherein: still include the moisturizing pipe, the moisturizing pipe with spraying system intercommunication, and still be equipped with plug valve and moisturizing flowmeter on the moisturizing pipe.

9. The acid mist purification tower spray purification system of claim 2, wherein: the first nozzle, the second nozzle, the third nozzle, the fourth nozzle and the fifth nozzle are all made of 316L stainless steel.