CN206152552U - Dust central processing device in paint production workshop - Google Patents

Abstract

The utility model discloses a paint produce workshop dust central processing unit, including at least one suction hood, a dust filter, an acid-base neutralization spray column, a effluent water sump, an active carbon adsorption reactor. The dust hood is arranged at a station where dust is easy to generate in a workshop, so that the dust is sucked away, large particles are processed by a dust filter, the large particles enter a sewage tank and an acid-base neutralization spray tower to be removed of small particles, the acid-base neutralization treatment is carried out, the obtained air basically achieves impurity removal, and finally, residual impurities are removed through an activated carbon adsorption reactor to discharge purified air.

Description

Dust central processing device in paint production workshop

technical field

The utility model relates to the technology in the field of paint production, in particular to a dust central processing device in a paint production workshop.

Background technique

At present, the air purification equipment in the paint production workshop mainly includes filter screen filters and high-voltage electric field dust collectors. The filter screen filters are prone to spontaneous combustion and fire during long-term operation, and the safety is not high; while the high-voltage electric field dust collectors The machine requires high energy consumption and high maintenance costs; some workshops are not even equipped with dust removal equipment due to cost considerations, and the dust and odor in the workshop are directly discharged into the atmosphere or are directly discharged into the atmosphere after preliminary treatment by other treatment systems. It has a great impact on the environment, is not conducive to the health of the staff in the field, and also has an adverse impact on the quality of processed products.

Utility model content

In view of this, the utility model aims at the deficiencies in the prior art, and its main purpose is to provide a central processing device for dust in a paint production workshop, which can effectively purify the air and improve the workshop environment.

In order to achieve the above object, the utility model adopts the following technical solutions:

A central processing device for dust in a paint production workshop, comprising

At least one suction hood connected to the main air duct;

A dust filter, the dust filter is connected to the main air duct, the dust filter is equipped with an isolation deflector for changing the wind direction, a pulse pleated filter cartridge, and a fan, and the isolation deflector forms a particle dust settling chamber. The pulse pleated filter cartridge is installed under the particle dust settling chamber, and the fan is installed on the right side of the particle dust settling chamber;

An acid-base neutralization spray tower and a sewage pool, the acid-base neutralization spray tower is arranged above the sewage pool; the bottom of the sewage pool is provided with a plurality of vertical air injection pipes, and each air injection pipe is connected to output dust The first pipeline of the filter gas; the top of the acid-base neutralization spray tower is provided with a water spray pipe, one end of the water spray pipe is connected to a water delivery pipe, and the water delivery pipe is provided with an acidic medicine injection interface and an alkaline medicine injection interface;

An activated carbon adsorption reactor, the top of the activated carbon adsorption reactor is connected to the second pipeline for outputting acid-base neutralization and spray tower filtered gas, and the bottom of the activated carbon adsorption reactor is provided with a purified air outlet.

As a preferred solution for the discussion meeting, an air cleaning louver is installed on the dust filter, and the air cleaning louver is facing the air outlet of the fan.

As a preferred solution of the discussion meeting, the water spray pipe is in a multi-layer circular ring structure.

As a preferred solution for the seminar, the particle dust settling chamber is a "C"-shaped structure surrounded by isolation deflectors.

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above-mentioned technical scheme that it is mainly provided with a dust collection hood to collect the dust in the workshop, and then passes through a dust filter, an acid-base medium And spray tower, a sewage pool, and an activated carbon adsorption reactor for multi-stage dust removal treatment, the dust is blocked and the gas is purified. This kind of central processing system has the advantages of large processing air volume, long service life, convenient maintenance and replacement, and low system resistance, and has a huge market demand.

In order to illustrate the structural features and functions of the utility model more clearly, the utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is a schematic diagram of a dust central processing device in a paint production workshop according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of an acid-base neutralization spray tower according to an embodiment of the present invention.

Explanation of the accompanying drawings:

10. Vacuum cover 11. Main air duct

20. Dust filter 21. Isolation deflector

22. Pulse pleated filter cartridge 23. Fan

24. Particle dust settling chamber 25. Air purification shutters

30. Acid-base neutralization spray tower 31. Water spray pipe

32. Water pipe 33. Acid potion injection interface

34. Alkaline liquid injection interface 40. Sewage pool

41. Jet pipe 42. First pipeline

50. Activated carbon adsorption reactor 51. Second pipeline

52. Clean air outlet.

detailed description

Please refer to Fig. 1 and shown in Fig. 2, it has shown the specific structure of the preferred embodiment of the present utility model, is a kind of coating production workshop dust central treatment device, comprises at least a dust collection cover 10, a dust filter 20 , an acid-base neutralization spray tower 30, a sewage pool 40, and an activated carbon adsorption reactor 50. Wherein, the dust collection hood 10 is arranged at a station where dust is easily generated in the workshop, so as to suck away the dust, process the large particles through the dust filter 20, enter the sewage pool 40 and the acid-base neutralization spray tower 30 to remove the small particles, and The acid-base neutralization treatment is carried out, and the obtained air basically achieves the removal of impurities, and finally the remaining impurities are removed through the activated carbon adsorption reactor 50, and the purified air is discharged.

There is at least one dust collection hood 10, which can be increased by itself according to the area of the workshop and the amount of dust generated. Each dust collection hood 10 communicates with the main air duct 11 .

The dust filter 20 is connected to the main air duct 11, and the dust filter 20 is provided with an isolation deflector 21 for changing the wind direction, a pulse pleated filter cartridge 22, and a fan 23. The isolation deflector 21 forms a particle dust settlement Chamber 24, the pulse pleated filter cartridge 22 is installed below the particle dust settling chamber 24, and the fan 23 is installed on the right side of the particle dust settling chamber 24. In this embodiment, the particle dust settling chamber 24 is a "C"-shaped structure surrounded by the isolation deflector 21, large particles of dust impurities fall into the particle dust settling chamber 24, and the rest of the harmful particle dust and ultrafine dust are filtered Stay on the surface of the pulse pleated filter cartridge 22, so that the air with dust is sucked away by the wind after passing through the coarse sieve and the fine sieve. In this embodiment, an air-purifying louver 25 is installed on the dust filter 20, and the air-purifying louver 25 is facing the air outlet of the fan 23 to further remove impurities.

The acid-base neutralization spray tower 30 and the sewage pool 40 are integrated into one body, and the acid-base neutralization spray tower 30 is arranged above the sewage pool 40 . The bottom of described cesspool 40 is provided with a plurality of vertical spray pipes 41, and each spray pipe 41 communicates with the first pipeline 42 that is used to export dust filter 20 gases; The top of described acid-base neutralization spray tower 30 is provided with A water spray pipe 31 , one end of the water spray pipe 31 is connected to a water delivery pipe 32 , and the water delivery pipe 32 is provided with an acid liquid medicine injection port 33 and an alkaline liquid medicine injection port 34 . In this way, the air is injected into the sewage tank 40 after the particles are preliminarily removed. In the neutralization reaction, most of the dust is washed down into the sewage tank 40 after the neutralization reaction, and a very small part is discharged from the top of the acid-base neutralization spray tower 30 . In this embodiment, as shown in FIG. 2 , the water spray pipe 31 has a multi-layer annular structure, so that the spray area can be increased and the neutralization reaction can be triggered.

The top of the activated carbon adsorption reactor 50 is connected to the second pipeline 51 for outputting the acid-base neutralization and the filtered gas of the spray tower 30 , and the bottom of the activated carbon adsorption reactor 50 is provided with a purified air outlet 52 . Due to the strong adsorption capacity of activated carbon, harmful and toxic substances can be removed, and finally purified air can be obtained.

In summary, the key point of the design of the present utility model is that it is mainly provided with a dust collection cover 10 to collect the dust in the workshop, and then pass through the dust filter 20, an acid-base neutralization spray tower 30, a sewage pool 40, a The activated carbon adsorption reactor 50 performs multi-stage dust removal treatment, and the dust is blocked to purify the gas. This kind of central processing system has the advantages of large processing air volume, long service life, convenient maintenance and replacement, and low system resistance, and has a huge market demand.

The above are only preferred embodiments of the present utility model, and are not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model , all still belong to the scope of the technical solution of the utility model.

Claims (4)

1. a kind of coating material production workshop dust central processor, it is characterised in that：Including

At least one dust shield, the dust shield connection blast main；

One dust-filtering machine, dust-filtering machine connection blast main, be provided with dust-filtering machine change wind direction isolation deflector, Pulsepleat sleeve filter, blower fan, the isolation deflector surrounds a granule dust expansion chamber, and the pulsepleat sleeve filter is installed on granular powder The lower section of dirt expansion chamber, the assembling is in the right of granule dust expansion chamber；

One acid-base neutralization spray column and cesspool, the acid-base neutralization spray column is arranged at the top of cesspool；The cesspool Bottom is provided with a plurality of vertical air jet pipe, and each air jet pipe connects the first pipeline for exporting dust-filtering machine gas；The soda acid Sparge pipe is provided with the top of neutralization spray column, one end connection water-supply-pipe of the sparge pipe, water-supply-pipe is provided with an acid liquid medicine note Incoming interface and an alkaline medicinal liquid grouting socket；

One activated carbon adsorption reactor, the top of the activated carbon adsorption reactor connects filters for exporting acid-base neutralization spray column The second pipe of gas, the bottom of activated carbon adsorption reactor is provided with purify air outlet.

2. coating material production workshop dust central processor according to claim 1, it is characterised in that：The dust-filtering One purification of air shutter is installed, the purification of air shutter is right against the air outlet of blower fan on machine.

3. coating material production workshop dust central processor according to claim 1, it is characterised in that：The sparge pipe is in Multi-layer annular structure.

4. coating material production workshop dust central processor according to claim 1, it is characterised in that：The granule dust Expansion chamber is " C " character form structure surrounded by isolation deflector.