CN104587769A - Micro-foam water spray activated carbon adsorption environmental protecting device - Google Patents

Abstract

The invention relates to a micro-foam water spray activated carbon adsorption environmental protecting device for a spraying-baking booth. The micro-foam water spray activated carbon adsorption environmental protecting device is characterized in that conventional fiber cotton is changed into tap water filtration, hydrodynamic energy resources of a 7.5KW water pump are adopted to perform transmission, water is supplied to a micro-foam generator through a water pump, paint mists are adsorbed and filtered through a water cyclone; after gas-water separation is performed by a gas-water separating plate, filtration is further performed through a filter device in an air inlet of an air-extracting cabinet, and then smell is filtered through an activated carbon cabinet; finally, under the action of an exhaust blower of an air exhausting system, the cleaned gas is exhausted to the outdoor, and the exhausted gas meets the environment-friendly needs, so that a waste gas treatment effect is achieved. According to the micro-foam water spray activated carbon adsorption environmental protecting device, water can be circulated, and therefore, usage amount of consumable items is low, operation cost is reduced, frequent replacement is not needed and labor intensity of people is relieved. Meanwhile, the micro-foam water spray activated carbon adsorption environmental protecting device is energy-saving and environment-friendly.

Description

Micro-foam water mist activated carbon adsorption environmental protection device

Technical field:

The invention relates to a microfoam water mist activated carbon adsorption environmental protection device used in a paint spraying and baking booth.

Background technique:

With the rapid development of the automobile industry, the number of automobiles in China is more than 130 million. In the process of automobile preparation, painting and baking are important steps in the preparation of automobiles. In addition, during the normal maintenance and repair of automobiles, it is necessary to spray and bake automobiles. Treatment, most of the existing paint mist treatment methods in spray paint booths use dry adsorption to deal with paint mist, which not only consumes a lot of consumables, needs to be replaced frequently, high operating costs, laborious and laborious, but also cannot meet environmental protection requirements.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the prior art, to provide a method that replaces the traditional dry adsorption, uses less consumables, does not need to be replaced and cleaned frequently, and uses tap water to filter and purify paint mist through water mist generation equipment. A micro-bubble water mist activated carbon adsorption environmental protection device that filters odors through activated carbon and is beneficial to protect the environment;

In order to achieve the above object, the technical solution adopted in the present invention is: this kind of micro-foam water mist activated carbon adsorption environmental protection device includes an electronic control system, a water pump, an inlet and outlet water pipe connected to the water pump, a pipeline system, and a regulating valve; And the water inlet pipe and the water outlet pipe provided on the water storage tank; it also includes a water cyclone, an activated carbon filter cabinet, an exhaust cabinet, and an exhaust system. The upper part is divided into left and right cavities connected at the bottom by a partition; an air inlet is arranged on the inner cavity on the left side of the water cyclone cabinet, and a microfoam generator is arranged under the air inlet. Several water cyclones evenly distributed are fixed under the water cyclone; a water pump is installed on the ground outside the water cyclone cabinet, the water inlet pipe of the water pump is connected with the sump tank, and the water outlet pipe of the water pump is connected with the microfoam through the pipeline system. The water inlet of the generator is connected, and a regulating valve is set on the pipeline system; several drains and steam separation plates are arranged on the inner cavity on the right side of the hydrocyclone, and each drain and steam separation plate is composed of several evenly arranged water and vapor separation plates The exhaust cabinet is arranged on the top surface of the inner cavity on the right side of the hydrocyclone cabinet, and the upper opening of the inner cavity on the right side of the hydrocyclone cabinet is connected with the air inlet of the exhaust cabinet; an exhaust fan device is arranged in the exhaust cabinet; There is an activated carbon cabinet on one side of the activated carbon cabinet, and an activated carbon filter device is built in the activated carbon cabinet. The activated carbon cabinet is equipped with an activated carbon cabinet inlet and an activated carbon cabinet outlet; The other end of the air duct is connected to the inlet of the activated carbon cabinet, and the outlet of the activated carbon cabinet is connected to the inlet of the exhaust system, and an exhaust fan device is installed in the exhaust system;

The environmental protection device for the adsorption of micro-foam water mist activated carbon is characterized in that: the micro-foam generator is in the shape of an isosceles triangular prism, and is fixed on the front and back of the inner cavity on the left side of the hydrocyclone through two ends, and the micro-foam generates There is a water inlet chamber inside the device, and a water inlet at one end; when installed, one side of the isosceles triangular prism is horizontal upwards, and the other two isosceles hypotenuses are downwards; There are two rows of evenly distributed high-speed nozzles on the side;

The environmental protection device for adsorption of activated carbon with micro-foam water mist is characterized in that: a filter device is provided on the air inlet of the exhaust fan at the bottom of the exhaust cabinet;

The environmental protection device for adsorption of micro-foam water mist activated carbon is characterized in that: the cross section of the water vapor separation plate is in the shape of “∨”, and several water vapor separation plates in each row are neatly and evenly arranged in the shape of combs, and the two ends of the water vapor separation plate They are respectively fixed on a pair of connection plates, and the pair of connection plates are respectively fixed on the front and back of the inner cavity on the right side of the hydrocyclone;

The environmental protection device for adsorption of activated carbon with micro-foam water mist is characterized in that: a filter screen is provided on one side of the water storage tank, and the water inlet pipe of the water pump is arranged on the side of the water storage tank equipped with a filter screen, and is connected with the water storage tank. The clean water filtered through the filter mesh is connected.

The beneficial effect of the present invention compared with prior art:

This device changes the traditional fiber filter cotton to tap water filtration, uses the water pump to supply water to the micro-foam generator, and the water cyclone to absorb and filter the paint mist, and uses the air-water separation plate to separate the air and water, and finally filters the odor through the activated carbon cabinet. The exhaust gas meets the requirements of environmental protection and achieves the effect of waste gas treatment; due to the water energy recycling used in this device, the consumption of consumables is low, the operating cost is reduced, and it does not need to be replaced frequently, which reduces the labor intensity of people, and at the same time saves energy and protects the environment.

Description of drawings:

Fig. 1 is the structural representation of this device;

Fig. 2 is A-A direction view among Fig. 1;

Fig. 3 is the structural representation that this device is used for spraying and baking paint room;

In the picture:

1. Water pump, 2. Micro foam generator, 3. Water cyclone, 4. Fume cabinet, 5. Exhaust pipe, 6. Water vapor separation plate, 7. Water cyclone cabinet, 8. Water storage tank, 9. Activated carbon cabinet , 10. Activated carbon filter device, 11. Exhaust system, 12. Activated carbon cabinet outlet, 15. Activated carbon cabinet inlet, 16. Filter device, 17. Air inlet, 18. Water inlet pipe, 19. Drain pipe, 20 . filter screen, 21. clapboard, 22. connecting plate.

Detailed ways:

In order to further illustrate the above-mentioned purpose, technical scheme and effect of the present invention, the present invention will be described below in conjunction with the accompanying drawings and relevant known technical knowledge through the embodiments:

As shown in Figure 1-2, this kind of micro-foam water mist activated carbon adsorption environmental protection device includes an electronic control system using the existing known technology, a water pump 1, an inlet and outlet water pipe connected to the water pump 1, a pipeline system, and a regulating valve; including The water inlet pipe 18 and the water outlet pipe 19 that are provided with on the water storage tank 8 and the water storage tank 8; also include adopting the existing known technology hydrocyclone 3, activated carbon filter cabinet 9, exhaust cabinet 4, exhaust system 11, and its characteristics are: The bottom of the hydrocyclone 7 is provided with a water tank 8, an inlet pipe 18 and an outlet pipe 19 are provided on the water tank 8, and a filter screen 20 is provided on one side in the water tank 8; The plate 21 is divided into left and right two cavities connected at the bottom; an air inlet 17 is arranged on the inner cavity on the left side of the hydrocyclone cabinet 7, and a microfoam generator 2 is arranged below the air inlet 17. Several hydrocyclones 3 evenly distributed are fixed below the generator 2, and three hydrocyclones 3 are provided in this embodiment; a water pump 1 is provided on the ground outside the water cyclone cabinet 7, and the water inlet pipe of the water pump 1 It is equipped with the side of the water storage tank 8 equipped with a filter 20, and communicates with the clean water filtered by the filter screen 20 in the water storage tank 8, and the clean water is extracted for recycling; the outlet pipe of the water pump 1 passes through the pipeline system and the microfoam generator 2 The water inlets are connected, and a regulating valve is provided on the pipeline system; several water vapor separation plates 6 are arranged on the inner cavity on the right side of the water cyclone cabinet 7, and each water vapor separation plate 6 is composed of several evenly arranged water vapor separation plates 6 components; the exhaust cabinet 4 is arranged on the top surface of the inner cavity on the right side of the water cyclone cabinet 7, and the upper opening of the inner cavity on the right side of the hydrocyclone cabinet 7 communicates with the air inlet of the exhaust cabinet 4; Machine device, is provided with filtering device 16 on the air inlet of exhaust fan at the bottom of exhaust cabinet 4; One side of water cyclone cabinet 7 is provided with activated carbon cabinet 9, is built-in activated carbon filter device 10 in activated carbon cabinet 9, activated carbon Cabinet 9 is provided with activated carbon cabinet inlet 15, activated carbon cabinet outlet 12; The carbon cabinet outlet 12 is connected with the inlet end of the exhaust system 11, and an exhaust fan device is arranged in the exhaust system 11;

The micro-foam generator 2 is in the shape of an isosceles triangular prism, and is fixed on the front and back of the inner cavity on the left side of the hydrocyclone 7 through two ends. The micro-foam generator 2 is provided with a water inlet chamber, and one end is provided with Nozzle; when installed, one side of the isosceles triangular prism is horizontal upwards, and the other two isosceles hypotenuses are downwards; on the other two downwards isosceles hypotenuses, there are two rows of evenly distributed High speed nozzle;

The cross-section of the water vapor separation plate 6 is in the shape of a “∨”, and several water vapor separation plates 6 in each row are neatly and evenly arranged in a comb-like shape. Plates 22 are respectively fixed on the front and back of the inner cavity on the right side of the hydrocyclone 7;

When this device is used in a paint spraying and baking room, as shown in Figure 3, another exhaust duct 5 is used to connect the exhaust outlet of the platform system of the spraying and baking room with the air inlet 17 on the water cyclone cabinet 7 of the device. , it can be used normally;

work process:

This device is changed from the traditional fiber filter cotton to tap water filtration, and a 7.5KW water pump 1 is used to drive the hydrodynamic energy. Foam, use the fine foam to float and separate quickly, let the solvent volatilize and drain away; let the solid matter (paint, resin of curing agent) volatilize, polymerize, dry and extrude to form a coating powder; Through the hydrocyclone 3, the hydrocyclone 3 uses the inlet pressure and speed to generate centrifugal force to separate various suspended solids in the wastewater, and the wastewater enters the inner cavity cylinder of the hydrocyclone 3 along the tangential direction at a speed of 6m/s-10m/s , forming a downward spiral vortex along the wall, in which the heavy and large suspended particles are thrown towards the wall, and slide down the wall under the push of the downward swirling water flow and gravity, and finally form a concentrated liquid at the top of the cone and pass through the bottom outlet The filter screen is continuously discharged into the water tank 8 and cleaned up in a centralized manner; the rest of the waste gas is driven by the wind force of the exhaust fan at the top of the inner cavity on the right side of the hydrocyclone cabinet 7, and passes through the four exhaust gas outlets set in the inner cavity on the right side of the hydrocyclone cabinet 7. After the air-water separation of the water separation plate 6, it is filtered by the filter device 16 set at the air inlet in the exhaust cabinet 4, and then the odor is filtered by the activated carbon cabinet 9, and finally under the action of the exhaust fan of the exhaust system 11, the clean The final gas is discharged to the outside, and the exhaust gas meets the requirements of environmental protection and achieves the effect of waste gas treatment.

Claims (5)

1. A microfoam water mist activated carbon adsorption environmental protection device, including an electronic control system, a water pump (1), an inlet and outlet water pipe connected to the water pump (1), a piping system, and a regulating valve; including a water storage tank (8) and a water storage tank (8) The water inlet pipe (18) and the water outlet pipe (19) are provided on the top; it also includes the water cyclone (3), the active carbon filter cabinet (9), the exhaust cabinet (4), the exhaust system (11), and its It is characterized in that: a water storage tank (8) is provided at the lower part of the water cyclone cabinet (7), and on the top of the water storage tank (8), it is separated by a partition (21) into cavities connected to the left and right bottoms; An air inlet (17) is provided on the inner cavity on the left side of the hydrocyclone cabinet (7), and a microfoam generator (2) is arranged under the air inlet (17), and a microfoam generator (2) is fixed below the microfoam generator (2). Several hydrocyclones (3) are evenly distributed; a water pump (1) is provided on the ground outside the water cyclone cabinet (7), and the water inlet pipe of the water pump (1) is connected with the water storage tank (8). The outlet pipe of (1) is connected with the water inlet of the microfoam generator (2) through the pipeline system, and a regulating valve is set on the pipeline system; several drainage channels are set on the right inner cavity of the hydrocyclone cabinet (7). The steam separation plate (6), each water vapor separation plate (6) is composed of several evenly arranged water vapor separation plates (6); the exhaust cabinet (4) is equipped on the top surface of the inner cavity on the right side of the water cyclone cabinet (7) , the upper opening of the inner cavity on the right side of the water cyclone cabinet (7) is connected with the air inlet of the fume cabinet (4); an exhaust fan device is arranged in the fume cabinet (4); There is an activated carbon cabinet (9), and an activated carbon filter device (10) is built in the activated carbon cabinet (9). The activated carbon cabinet (9) is provided with an activated carbon cabinet inlet (15) and an activated carbon cabinet outlet (12); One end of the exhaust pipe (5) is connected with the air outlet of the exhaust cabinet (4), the other end of the exhaust pipe (5) is connected with the inlet of the activated carbon cabinet (15), and the outlet of the activated carbon cabinet (12) is connected with the exhaust air outlet. The inlet ends of the system (11) are connected, and an exhaust fan device is arranged in the exhaust system (11). 2. A micro-foam water mist activated carbon adsorption environmental protection device according to claim 1, characterized in that: the micro-foam generator (2) is in the shape of an isosceles triangular prism, and is fixed on the left side of the water cyclone cabinet (7) through both ends. On the front and back of the side inner cavity, the microfoam generator (2) is provided with a water inlet chamber, and one end is provided with a water inlet; when installed, one side of the isosceles triangular prism is horizontal, and the other two are isosceles The hypotenuse is downward; on the other two downward isosceles hypotenuses, two rows of evenly distributed high-speed nozzles are respectively arranged. 3. The micro-foam water mist activated carbon adsorption environmental protection device according to claim 1, characterized in that: a filter device (16) is provided on the air inlet of the exhaust fan at the bottom of the fume cabinet (4). 4. A micro-foam water mist activated carbon adsorption environmental protection device according to claim 1, characterized in that: the cross section of the water vapor separation plate (6) is in the shape of a “∨”, and each row of several water vapor separation plates (6) is in the shape of a comb The teeth are neatly and evenly arranged, and the two ends of the water vapor separation plate (6) are respectively fixed on a pair of connecting plates (22), and the pair of connecting plates (22) are respectively fixed on the front, on the back. 5. A microfoam water mist activated carbon adsorption environmental protection device according to claim 1, characterized in that: a filter screen (20) is provided on one side of the water storage tank (8), and the water inlet pipe of the water pump (1) is located at The water storage tank (8) is equipped with a side of the filter screen (20), which communicates with the clean water filtered by the filter screen (20) in the water storage tank (8).