CN206911097U - Paint waste gas treatment equipment - Google Patents

Abstract

The utility model discloses one kind to paint waste gas treatment equipment, including micro-nano bubble high energy oxidizing tower, plasma purification tower and efficient deep oxidation bed, the air inlet of micro-nano bubble high energy oxidizing tower is connected with the first blower fan by pipeline, first blower fan is connected with air inlet pipe, the gas outlet of micro-nano bubble high energy oxidizing tower connects the air inlet of plasma purification tower by pipeline, the gas outlet of plasma purification tower is connected with the second blower fan by pipeline, second blower and pipeline connects the air inlet of efficient deep oxidation bed, the gas outlet of efficient deep oxidation bed is connected with blowdown stack by pipeline.The utility model has disposal ability strong and the characteristics of high treating effect.

Description

Paint waste gas treatment equipment

Technical field

It the utility model is related to a kind of paint waste gas treatment equipment.

Background technology

Volatilization of the organic gas from solvent and diluent in waste gas is painted, organic solvent will not be attached to spray with paint Thing surface is painted, all release is formed into organic exhaust gas in spray painting and solidification process.In the xylene waste gas amount of painting process volatilization The 30% of diluent dosage is accounted for, separately has 70% to be volatilized in drying course.

In the prior art, organic waste gas treatment method mainly has " static pressure type separating treatment " and " baffle-type point in paint spray booth From processing " two kinds：Static pressure type separating treatment is by the way that under fan action, outside air enters japanning room through roof, to drive spray painting Waste gas in room enters in tank through the grid on paint spray booth ground forms waste water, and waste water is handled by filtering etc. again, but The device structure of the exhaust-gas treatment is complicated, is made troubles to maintenance, and the cost produced is high；Baffle-type method for separating and processing be Under fan action, the water with cascade set at a side walls of waste gas flow direction paint spray booth is guided into the air in paint spray booth Curtain plate, water containing pool so is flowed into water by the coating cloud that water curtain captures, and it is real by the spiral case baffle plate of fold after spray cleaning Gas-liquid separation is applied, the moisture being so wherein mingled with then flows into water containing pool by filtering, and air is then outer arranges, and is handled using this method useless The cost of gas is low, and corresponding equipment (i.e. water curtain type paint spray booth) is simple in construction, but the exhaust gas and dust content in paint spray booth compared with , it is necessary to correspond to the air mass flow for improving paint spray booth when big, and the equipment is difficult to the processing for meeting big flow waste gas, while the equipment The effect filtered to waste gas gas-liquid is poor.Therefore, a kind of simple in construction, easy access is sought for the waste gas in paint spray booth, And the equipment that disposal ability is strong, effect is good is significant.

Utility model content

The purpose of this utility model is to provide a kind of disposal ability by force and the paint waste gas treatment equipment of high treating effect.

In order to realize above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is achieved through the following technical solutions：

One kind paint waste gas treatment equipment, including micro-nano bubble high energy oxidizing tower, plasma purification tower and Efficient deep oxidation bed, the air inlet of the micro-nano bubble high energy oxidizing tower are connected with the first blower fan by pipeline, and described the One blower fan is connected with air inlet pipe, and the gas outlet of the micro-nano bubble high energy oxidizing tower connects the low-temperature plasma by pipeline The air inlet of body purifying column, the gas outlet of the plasma purification tower are connected with the second blower fan by pipeline, and described The air inlet of the two blower and pipelines connection efficiently deep oxidation bed, the gas outlet of the efficiently deep oxidation bed pass through pipe Road is connected with blowdown stack.

Further, the micro-nano bubble high energy oxidizing tower, the plasma purification tower and it is described efficiently The material of deep oxidation bed is stainless steel material.

The beneficial effects of the utility model are：

Paint waste gas treatment equipment described in the utility model sets micro-nano bubble high energy oxidizing tower, low temperature plasma Purifying column and efficient deep oxidation bed can effectively purify the two-phase that coating and solvent are formed after being atomized in oil paint coating operation Suspension and waste gas are strong with disposal ability and high treating effect to the collection and separation of the paint mist being contaminated in air Feature, improve painting quality, improve painting environment.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Reference therein is：1-the first blower fan；2-micro-nano bubble high energy oxidizing tower；3-low temperature plasma Purifying column；4-the second blower fan；5-efficient deep oxidation bed；6-blowdown stack；7-air inlet pipe.

Embodiment

The technical solution of the utility model is further explained below in conjunction with drawings and examples, but below interior Appearance is not used in restriction the scope of protection of the utility model.

As shown in figure 1, the utility model provides a kind of paint waste gas treatment equipment, including micro-nano bubble high energy oxidizing tower 2nd, plasma purification tower 3 and efficiently deep oxidation bed 5, the air inlet of the micro-nano bubble high energy oxidizing tower 2 connect The first blower fan 1 is connect, first blower fan 1 is connected with air inlet pipe 7, the gas outlet connection of the micro-nano bubble high energy oxidizing tower 2 The air inlet of the plasma purification tower 3, the gas outlet of the plasma purification tower 3 connect the second blower fan 4, Second blower fan 4 connects the air inlet of the efficiently deep oxidation bed 5, the gas outlet connection of the efficiently deep oxidation bed 5 There is blowdown stack 6.In use, coating and solvent are formed after being atomized in oil paint coating operation waste gas and useless mist pass through air inlet pipe 7 The first blower fan 1 be pumped into micro-nano bubble high energy oxidizing tower 2 and carry out pretreatment sedimentation, then by plasma purification tower 3 The materials such as particulate matter, vaporific water droplet are removed, finally pollutant and ozone are thoroughly eliminated by efficient deep oxidation bed 5, after up to standard Through the high altitude discharge of blowdown stack 6.

The micro-nano bubble of active oxygen that the micro-nano bubble high energy oxidizing tower 2 set in the utility model uses possesses five kinds Superelevation particle energy is (i.e.：Ionization energy, high speed kinetic energy, intermolecular energy, Explosive Energy, with reference to energy), five kinds of energy make activity after combining Oxygen bubbles makes liquid be heated to the critical condition that can be chemically reacted at any time, micro-nano bubble and oil in high-speed motion Paint waste gas and useless mist forces contact, make solvent volatilization, drain, it is several after macromolecular substances (resin in host, curing agent) polymerization Not soluble in water, recirculated water will not be contaminated, and only need to periodically be reclaimed and be deposited in resin therein, recirculated water can be continuing with (being arranged outside no waste water).

The plasma purification tower 3 set in the utility model uses combined type plasma processing, using electricity The structure that dizzy and double-dielectric barrier discharge low-temperature plasma is combined, front end set corona section, and rear end is double-dielectric barrier discharge Low-temperature plasma section.The equipment is integrated equipment, and floor space is small, simple to operate, easy to maintenance, plug and play.Corona Duan Li It is removed with particulate matter of the principle of Electrostatic first to 0.5um -10um in waste gas, vaporific water droplet, oil droplet；Double Jie Matter barrier discharge low-temperature plasma section is using the fine melt oxidability of high energy electron to the TVOCs in waste gas, odorant etc. Gaseous contaminant is purified.The corona section of low energy consumption can be utilized effectively to remove particle using the combination of two sections of combinations The materials such as thing, vaporific water droplet, save low-temperature plasma section energy；And can makes low-temperature plasma section discharge stability, improves energy profit With rate, strengthen the detergent power to gaseous contaminant.Under same energy consumption, pollutants removal rate improves than corona plasma for this 300%, improve 80% than double medium discharge low-temperature plasmas.

Waste gas in plasma purification tower 3 by low temperature plasma bombardment cracking after, due to gas wait from The residence time is extremely short in daughter reactor (being less than 0.1 second), and the debris particles coming generated on a small quantity and hydroxyl radical free radical, active oxygen etc. are certainly Have little time to react by base, therefore, the highly effective matched deep oxidation bed 5 behind plasma purification tower 3, inside bed body Catalyst accelerates debris particles coming and active oxygen, hydroxyl radical free radical fully to react, to reach the mesh for thoroughly eliminating pollutant and ozone 's.

As one of the present utility model preferably, above-mentioned micro-nano bubble high energy oxidizing tower, the low temperature plasma are net The material for changing tower and the efficiently deep oxidation bed is stainless steel material.It is not perishable, increase the service life.

It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability Field technique personnel need not pay the various modifications that creative work can make or deformation still in protection model of the present utility model In enclosing.

Claims (2)

1. one kind paint waste gas treatment equipment, it is characterised in that net including micro-nano bubble high energy oxidizing tower, low temperature plasma Change tower and efficient deep oxidation bed, the air inlet of the micro-nano bubble high energy oxidizing tower are connected with the first wind by pipeline Machine, first blower fan are connected with air inlet pipe, described in the gas outlet of the micro-nano bubble high energy oxidizing tower is connected by pipeline The air inlet of plasma purification tower, the gas outlet of the plasma purification tower are connected with the second wind by pipeline Machine, the air inlet of the second blower and pipeline connection efficiently deep oxidation bed, the efficiently deep oxidation bed go out Gas port is connected with blowdown stack by pipeline.

2. paint waste gas treatment equipment according to claim 1, it is characterised in that the micro-nano bubble high energy oxidation The material of tower, the plasma purification tower and the efficiently deep oxidation bed is stainless steel material.