CN202683020U - air filter - Google Patents

Abstract

Air cleaner comprises suction and exhaust device 1, dust filter 2, filtering water tank 3, cistern 5, circulating water pump 6, flow pipe 7, air purification device 8, dust filter include and drive the banding filter screen of pivoted by power device, the filter screen end to end, form the ring, an pot head overlaps on last roller, the other pot head is on roller down. Through the use of filter screen, shortened the route that the air flows to enlarge actual filterable area, be fit for workshop use that dust is big such as paint room.

Description

air filter

technical field

The utility model relates to a filter for filtering dust or oil smoke in the air, which belongs to the air filtering technology. the

Background technique

Taking the paint room as an example, a large amount of dust and harmful gases will be produced during work. These harmful substances not only affect the health of the operators, but also cause damage to the processing of the products. Therefore, the paint room will use ventilation equipment and dust filtration equipment, such as a water curtain machine that combines filtration and ventilation functions. The design of the water curtain machine is usually to set a baffle in the middle of the cabinet, the water flows from the top to the surface of the baffle to form a water curtain, a filter tank is set under the baffle, and a gap, so that the air flows from the gap between the baffle and the filter water tank to the blower, and the dust in the air will be absorbed by the water and flow into the filter water tank when it hits the water curtain. The advantage of this design is that the components are installed in a centralized manner, which is convenient for mobile use The disadvantage is that the air can only flow through the gap between the baffle and the filter tank, because the air will only choose the shortest route when it flows, so, in the upper part of the water curtain, the air flow is relatively poor, and the dust removal effect is not very good ideal. the

There is also a dust removal method. The whole floor of the spray painting room adopts metal grille, and the exhaust device sucks and exhausts from the gap between the grille and the ground. to the purifying effect. However, this structure is not suitable for use in many occasions. the

Taking the kitchen as an example, a lot of oily fume is generated when cooking, and the oily fume is discharged outside through the range hood. Although this design solves the problem of indoor oily fume, it will cause serious pollution to the flue and the surrounding environment. Therefore, there are also some The kitchen is equipped with degreasing and electrostatic precipitating devices, but this configuration has hidden dangers of high-voltage leakage and fire hazards. the

Now there is a kind of air filtration and cooling equipment for factory buildings, which sucks and filters the outdoor air and blows it into the room after cooling down. The advantage is low energy consumption, but the disadvantage is that the filter screen is fixed, and the filter screen is easy to be blocked after a long time of use. , Difficult to clean and maintain. the

Therefore, it is necessary to find an air filtering device that can not only effectively remove dust and smoke, but also effectively reduce environmental pollution and can automatically clean. the

Utility model content

The purpose of the utility model is to provide an air filtering device that can not only effectively remove dust and smoke, but also effectively reduce environmental pollution and can automatically clean. the

The technical scheme of the utility model is: an air filter, which is composed of a suction and exhaust device 1, a dust filter device 2, a filter water tank 3, a reservoir 5, a circulating water pump 6, a water delivery pipe 7, and an air purification device 8; The exhaust device 1 is installed behind the dust filter device 2 in a matrix arrangement by more than one blower 11; a base 51 is provided under the reservoir, and a drain valve 52 is provided at the bottom of the reservoir; the dust filter The device 2 includes a parallel upper roller shaft 21, a lower roller shaft 22 and a power unit 23, the water delivery pipe 7 is located above the dust filter device 2, the filter tank 3 is located below the dust filter device 2, and the bottom of the filter tank 3 is provided with a drain valve 31; The water in the pool 5 is pumped into the water delivery pipe 7 through the circulating water pump 6, and then sprayed onto the filter screen 24 from above the upper roller shaft 21. The dust filter device 2 also includes a belt-shaped Filter screen 24, the filter screen 24 is connected end to end to form a ring, one end is placed on the upper roller shaft 21, the other end is placed on the lower roller shaft 22, and the bottom of the lower roller shaft 23 is soaked in the water in the filter water tank 3; the power unit 23 drives the lower roller shaft 22 to rotate, and when the lower roller shaft 22 rotates, it drives the filter screen 24 and the upper roller shaft 21 to rotate; a dust removal device 25 is set below the lower roller shaft 22; The dust and oily fumes in the air are adhered by the wet filter screen, and the filter screen moves down into the filter water tank 3 driven by the power unit 23, and the dust and oily fumes adhered to the filter screen are washed into the water by the dust removal device 2 . the

The filter water tank 3 is located in the water storage tank, and the edge of the filter water tank 3 is provided with an overflow port, so that excess water in the filter water tank 3 overflows into the water storage tank 5 . the

The upward side of the dust removal device 25 is provided with a brush. the

The upper part of the filter screen 24 is inclined inwardly. the

An air guide cover 12 is arranged in front of each blower 11, and two adjacent air guide covers 12 are seamlessly connected at one side of the air inlet. the

An air cleaning chamber 8 is provided behind the air intake and exhaust device 1 . the

An air cleaner 81 is arranged in the air cleaning chamber 8, and an exhaust port 82 is arranged on the wall. the

Beneficial effect:

1. By setting the rotating filter, the wet filter absorbs the dust and oil fume in the air and then moves down to the filter water tank. The dust and oil fume adhering to the filter are washed into the water by the dust removal device and cleaned. The filter screen continues to move upwards to absorb the dust and oil fumes in the air blown in through the small holes on the outer filter screen. The double-cleaned air is blown into the air purification room by the blower for purification and then discharged to the air outlet through the exhaust port. Outdoors, it effectively reduces the pollution of dust and oil fume to the surrounding environment.

Description of drawings

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

Fig. 2 is A-A diagram of Fig. 1 .

Detailed ways

As shown in Figures 1 and 2, an air filter is composed of a suction and exhaust device 1, a dust filter device 2, a filter tank 3, a reservoir 5, a circulating water pump 6, a water delivery pipe 7, and an air purification device 8. The suction and exhaust device 1 and the air cleaning device 8 are arranged above the reservoir 5 . the

The suction and exhaust device 1 is installed behind the dust filter device 2 in a matrix arrangement by more than one blower 11; a base 51 is provided under the reservoir, and a drain valve 52 is provided at the bottom of the reservoir; the dust The filter device 2 includes a parallel upper roller shaft 21, a lower roller shaft 22 and a power unit 23, the water delivery pipe 7 is located above the dust filter device 2, the filter tank 3 is located below the dust filter device 2, and the bottom of the filter tank 3 is provided with a drain valve 31; The water in the reservoir 5 is pumped into the water delivery pipe 7 through the circulating water pump 6, and then sprayed onto the filter screen 24 from above the upper roller shaft 21. The dust filter device 2 also includes a belt driven by the power device 23 Shape filter screen 24, described filter screen 24 is connected end to end to form a ring, one end is set on the upper roller shaft 21, the other end is sleeved on the lower roller shaft 22, and the bottom of the lower roller shaft 23 is soaked in the water in the filter water tank 3; power The device 23 drives the lower roller shaft 22 to rotate, and when the lower roller shaft 22 rotates, it drives the filter screen 24 and the upper roller shaft 21 to rotate; a dust removal device 25 is arranged below the lower roller shaft 22 . the

During work, the suction and exhaust device 1 sucks the air to flow to the filter screen, most of the dust and oil fumes in the air are adhered by the wet filter screen, and the filter screen moves downwards into the filter water tank 3 driven by the power unit 23, Dust and oil fumes adhering to the filter screen are washed into the water by the dust removal device 2 . Under the aspiration of the suction and exhaust device 1, a small part of air passes through the dense small holes on the outer filter and blows to the inner filter, and the wet filter absorbs a part of the dust and oil fume contained in the air. Dust and fumes remaining in the air are sucked by the blower 11 and blown into the air cleaning device 8 , and then discharged from the exhaust port 82 after being purified by the air cleaner 81 . the

The filter water tank 3 is located in the water storage tank, and the edge of the filter water tank 3 is provided with an overflow port, so that excess water in the filter water tank 3 overflows into the water storage tank 5 . The bottom of the filter water tank 3 is provided with a blowdown valve 31. After being absorbed by the filter screen, the dust and oil fumes are swept into the water by the dust removal device 25, and are regularly discharged through the blowdown valve 31 after settling. the

The reservoir 5 is used to settle dust and supply water to the circulating water pump 6 . The dust is mixed in the water, and enters the reservoir 5 from the filter tank 3 through the overflow port. After a period of time, the dust sinks to the bottom of the reservoir 5 under the action of gravity, and then is regularly discharged through the drain valve 52 located at the bottom of the pond. the

The lower part of the lower roller shaft 22 is immersed in the water in the filtered water tank 3 . Make there is no gap between the lower roller shaft 22 and the filter water tank 3, avoiding that the air containing a large amount of dust directly enters the blower without filtering. the

The power device 23 includes a speed reduction device and a power transmission device. the

A dust removal device 25 is arranged below the lower roller shaft 22 for cleaning the dust and oil fumes on the filter screen into the water in time. the

The upward side of the dust removal device 25 is provided with a brush. The beginning of the brush is an upward semicircle, which just matches the shape of the lower roller shaft 22. When the filter screen 24 rotates with the lower roller shaft 22, it just passes by the brush and is passively stuck to the filter screen 24 by the brush. The dust on the filter is swept away and falls into the filter water tank 3. the

The top of the filter screen 24 is inclined inwardly, so that the water sprayed out by the water delivery pipe 7 can impact the dust on the filter screen more powerfully, and the dust is removed from the filter screen. the

An air guide cover 12 is arranged in front of each blower 11, and two adjacent air guide covers 12 are seamlessly connected at one side of the air inlet. the

An air cleaning chamber 8 is provided behind the air intake and exhaust device 1 . the

An air cleaner 81 is arranged in the air cleaning chamber 8, and an exhaust port 82 is arranged on the wall. The air cleaner 81 can adopt an ozone generator to decompose harmful gases such as formaldehyde in the air. the

When working, the power unit 23 drives the upper roller shaft 21 and the lower roller shaft 22 to rotate, and then drives the filter screen 24 to rotate. Dust and oil fume are attracted to the filter screen 24 by the suction and exhaust device 1, and most of the dust and oil fume stick to the wet On the filter screen 24, it is moved downward by the filter screen 24. When the filter screen 24 passes through the dust removal device 25, the brush provided upward brushes the dust on the filter screen 24 into the water, and the cleaned filter screen 24 is cleaned again. After water immersion, under the action of the power unit 23, it moves upward from the side close to the suction and exhaust device 1, and a small amount of dust that passes through the front filter screen further sticks to the filter screen 24, and the filter screen continues to move upwards, turning over After the upper roller shaft 21, a large amount of dust adheres and then moves down to the filter water tank 3. The dust is removed by the brush again and soaked, and then moves upward under the action of the power device 23, so that the circulation goes back and forth, and the convection flows continuously. Purify the air, stick the dust in the air and bring it to the water, so that the air entering the blower only contains a small amount of dust and harmful gases. the

The blower blows the air containing a small amount of dust and harmful gas into the air cleaning chamber 8, and the harmful gas in the air is discharged through the exhaust port 82 after being purified by the air cleaner 81. the

When the utility model is used in a paint room and a carpentry room, a filter screen 24 that can be rolled up and down is provided on one side of the workbench, a filter water tank 3 is provided below the filter screen 24, and a matrix arrangement is arranged on the wall behind the filter screen 24. The air blower 11 is provided with an air cleaning chamber 8 behind the wall, and the paint and dust produced during painting can be sucked by the blower 11 to the wet filter screen 24 in time, and then cleaned into the filter water tank 3 and filtered through the filter screen 24 The air after is blown to the air cleaning chamber 8 for further purification. the

When the utility model is used in the kitchen, an air filter is arranged behind the workbench, and the cooking fumes generated during cooking will be absorbed onto the wet filter, and then washed into the filter water tank, and then drained regularly, avoiding damage to the air. The surrounding air is polluted. the

If the dust and soot content in the air is required to be higher, another suction and exhaust device 1 is installed in front of the dust filter device 2, or multiple parallel dust filter devices 2 are installed to achieve the goal. the

By continuously rotating the filter screen and spraying water downwards on the filter screen, the filter screen absorbs dust and oily fume in the air, and then through the filter water tank set under the filter screen, the dust and oily fume adsorbed by the filter screen are cleaned and filtered out, effectively reducing It prevents pollution to the environment and can automatically clean the filter screen. the

The foregoing embodiments are only used to illustrate and explain the purpose of the utility model, rather than to limit the utility model. Those of ordinary skill in the art can make various changes or substitutions within the essential scope of the utility model. Should belong to the protection scope of the utility model. the

Claims (7)

1. an air cleaner is comprised of air intake and exhaust system (1), dust filtering device (2), filtering trough (3), cistern (5), water circulating pump (6), flow pipe (7), air cleaning unit (8); The mode that air intake and exhaust system (1) is arranged by matrix by the air blast more than 1 (11) is installed in the rear of dust filtering device (2); The cistern below is provided with pedestal (51), and the cistern bottom is provided with draining valve (52); Described dust filtering device (2) comprises parallel upper roll shaft (21), lower roller shaft (22) and power set (23), flow pipe (7) is positioned at dust filtering device (2) top, filtering trough (3) is positioned at dust filtering device (2) below, and filtering trough (3) bottom is provided with blowoff valve (31); The inner water of cistern (5) pumps into flow pipe (7) by water circulating pump (6), top from upper roll shaft (21) sprays on the filter screen (24) again, it is characterized in that: described dust filtering device (2) also comprises the banded filter screen (24) that is driven rotation by power set (23), described filter screen (24) joins end to end and forms annular, one end is enclosed within on the roll shaft (21), the other end is enclosed within on the lower roller shaft (22), and the bottom of lower roller shaft (23) is immersed in the water in the filtering trough (3); Power set (23) drive lower roller shaft (22) and rotate, and band electric filter (24) and upper roll shaft (21) rotated when lower roller shaft (22) rotated; In the below of lower roller shaft (22) dust scavenge unit (25) is set; During work, air intake and exhaust system (1) is inhaled moving air flow filter screen, airborne dust and oil smoke are adhered to by the filter screen of humidity, filter screen moves down under the drive of power set (23) and enters filtering trough (3), and the dust and the oil smoke that stick on the filter screen are washed in the water by dust scavenge unit (2).

2. air cleaner according to claim 1, it is characterized in that: described filtering trough (3) is positioned at cistern, and the edge of filtering trough (3) is provided with gap, makes that unnecessary water overflows in the cistern (5) in the filtering trough (3).

3. air cleaner according to claim 1, it is characterized in that: the side that described dust scavenge unit (25) makes progress is provided with hairbrush.

4. air cleaner according to claim 1, it is characterized in that: described filter screen (24) top slopes inwardly.

5. air cleaner according to claim 1, it is characterized in that: be provided with wind scooper (12) in the place ahead of each air blast (11), adjacent two wind scoopers (12) are in a side seamless link of air inlet.

6. air cleaner according to claim 1 is characterized in that: at the rear of air intake and exhaust system (1) air purifying room (8) is set.

7. air cleaner according to claim 6 is characterized in that: be mounted with air purifier (81) in the described air purifying room (8), be provided with exhaust outlet (82) at wall.

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