CN216367197U - Cigarette factory air washing filter - Google Patents

Abstract

A cigarette factory air washing filter is mainly used for purifying the air of a cigarette factory and comprises a box body, an air inlet pipe, an air outlet pipe and a blow-off pipe, wherein the box body is divided into a gas purification area, a spraying area, a water collecting area, an equipment area and a water replenishing area from top to bottom by a horizontal stainless steel mesh, a water collecting hopper and a horizontal partition plate; the inlet end of the water pipe penetrates through the wall of the tank body of the equipment area and is connected to an internal high-pressure water pump, the outlet end of the water pipe is connected to a backwashing pipe of the top end air purification area, a backwashing pipe pipeline penetrates through the wall of the tank body and extends into the air purification area, and a group of high-pressure nozzles are uniformly distributed on the backwashing pipe; the bottom of the water collecting bucket is connected with a drain pipe communicated with the outside; a suction pipe is connected to the water replenishing area on the high-pressure water pump. The device has the characteristics of simple structure and low energy consumption.

Description

Cigarette factory air washing filter

Technical Field

The utility model relates to a filtering device, which is mainly used for purifying air in a cigarette factory.

Background

A cigarette factory in China can generate a large amount of dust in the process of paper cigarettes, and a production workshop with too high dust can not only influence the health of workers, but also reduce and improve the working efficiency of precise cigarette equipment. Therefore, the efficient dust removal system is a key component of the air-conditioning return air system of the cigarette factory at present, air is dried in northern areas of China, dust in a production workshop is easy to raise, a filter device of the air-conditioning return air system of the cigarette factory is always polluted and blocked, the manual cleaning cost is high, and the development of the efficient dust removal filter device is a key point of attention of various manufacturers.

The prior patent (application number: CN 201520626209.9) discloses a novel water-washing air filter, which is formed by connecting a cover body and a barrel body to form a cavity, wherein water is filled in the cavity, an inner pipe wall is arranged at the center of the inner part of the cavity along the vertical direction, an air dispersing seat is connected at the lower end of the inner pipe wall, the bottom surface of the air dispersing seat is tightly attached to the bottom of the barrel body, a plurality of air outlets are uniformly arranged around the bottom of the air dispersing seat, the inner pipe wall and the air dispersing seat separate the cavity formed by connecting the cover body and the barrel body into an inner cavity and an outer cavity, wherein the outer cavity is communicated with the outside air through an air inlet, a fan is arranged in the outer cavity, and the inner cavity is communicated with the outside air through an air outlet arranged on the cover body. The utility model discloses an adopt the mode of washing to carry out abundant filtration and washing to the air, even small dust again, also can be effectually clear away, consequently have good air purification effect very much. The device adopts the mode of multilayer filtration membrane, appears dirty stifled still to need the manual cleaning, and the cost is too high.

Disclosure of Invention

The utility model aims to provide an air washing filter which is simple in structure, low in energy consumption and capable of meeting the air supply standard of northern cigarette factories aiming at the defects of the existing device.

The air washing filter comprises a box body, an air inlet pipe, an air outlet pipe and a drain pipe, wherein the box body is divided into a gas purification area, a spraying area, a water collecting area, an equipment area and a water replenishing area from top to bottom by a horizontal stainless steel mesh, a water collecting hopper and a horizontal partition plate; the inlet end of the water pipe penetrates through the wall of the tank body of the equipment area to be connected into an internal high-pressure water pump, the outlet end of the water pipe is connected into a backwashing pipe of the top end gas purification area, the backwashing pipe, the lower branch pipe and the inlet end of the upper branch pipe are all provided with an electromagnetic valve, a backwashing pipe pipeline penetrates through the wall of the tank body to extend into the gas purification area, the backwashing pipe pipeline is horizontally arranged at the upper end of the stainless steel mesh, and a group of high-pressure nozzles are uniformly distributed on the pipeline; the bottom of a water collecting bucket of the water collecting area is connected with a drain pipe communicated with the outside; a suction pipe is connected to the water replenishing area on the high-pressure water pump, a water replenishing pipe is connected to the outer wall of the box body of the water replenishing area, and the outlet end of the water replenishing pipe is connected with a ball float valve.

The dust-containing air enters a spraying area through an air inlet pipe and a high-pressure water pump is started at the same time, port electromagnetic valves of an upper branch pipe and a lower branch pipe are opened to spray the blown dust-containing air, the air after dust removal is intercepted and filtered again through a stainless steel mesh and then enters a gas purification area to be discharged through an air outlet pipe, sewage falls into a water collecting hopper to be discharged through a sewage discharge pipe, and when the flushing water quantity of a water replenishing area is insufficient to reach an alarm liquid level, a floating ball valve starts a water replenishing pipe to feed water to start replenishing; when the equipment is cleaned, the electromagnetic valves at the ports of the upper branch pipe and the lower branch pipe are closed, the electromagnetic valve at the port of the backwashing pipe is opened, and the high-pressure water pump is opened to flush the stainless steel mesh.

Further, the inlet end of the suction tube is flared to prevent vortex generation.

Furthermore, the number of the nozzles on the lower support pipe is 2 times that of the nozzles on the upper support pipe, the dust content of the lower support pipe contacting air is large, the dust content of the upper support pipe contacting air is low, and water consumption can be saved.

Furthermore, the outlet end of the air inlet pipe is connected with an elbow which is inclined downwards, so that the spray water is prevented from falling into the air inlet pipe 7.

Furthermore, a pressure gauge is arranged on a water pipe outside the box body and used for detecting the pressure of the pipeline and regulating and controlling the flow rate of the discharged water.

The utility model has the beneficial effects that:

1. through spraying and stainless steel net interception dust granule in the cigarette factory air, make through twice interception mode and purify, can also keep air humidity.

2. The stainless steel mesh is sprayed with high-pressure water for cleaning, so that the dirt blockage can be effectively reduced, and the manual cleaning cost is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention.

In the figure: the device comprises a box body 1, a gas purification area 2, a spraying area 3, a water collecting area 4, an equipment area 5, a water replenishing area 6, an air inlet pipe 7, an air outlet pipe 8, a water pipe 9, a manhole 10, a lower branch pipe 11, an upper branch pipe 12, a nozzle 13, a backwashing pipe 14, a high-pressure nozzle 15, an electromagnetic valve 16, a stainless steel mesh 17, a high-pressure water pump 18, a water collecting hopper 19, a ball float valve 20, a water replenishing pipe 21, a suction pipe 22, a pressure gauge 23, a sewage draining pipe 24 and a partition plate 25.

Detailed Description

Example 1:

as shown in fig. 1, the air washing filter of the cigarette factory comprises a box body 1, an air inlet pipe 7, an air outlet pipe 8 and a sewage discharge pipe 24, wherein the box body 1 is divided into a gas purification area 2, a spraying area 3, a water collecting area 4, an equipment area 5 and a water replenishing area 6 from top to bottom by a horizontal stainless steel mesh 17, a water collecting hopper 19 and a horizontal partition plate, the air inlet pipe 7 penetrates through the side wall of the box body 1 and is connected into the spraying area 3, an elbow which is inclined downwards is connected at the outlet end of the air inlet pipe 7, a lower branch pipe 11 and an upper branch pipe 12 which are parallel up and down are arranged in the spraying area 3, the number of nozzles on the lower branch pipe 11 is 2 times of the number of nozzles on the upper branch pipe 12, one end of each of the two branch pipes is fixed on the inner wall of the box body 1, the other end of each branch pipe penetrates through the wall of the box body 1 and is connected with an external water pipe 9, and a group of nozzles 13 are uniformly distributed on the two branch pipes; a pressure gauge 23 is arranged on a water pipe 9 outside the box body and used for detecting the pressure of the pipeline, the inlet end of the water pipe 9 penetrates through the wall of the box body of the equipment area 5 and is connected to an internal high-pressure water pump 18, the outlet end of the water pipe is connected to a backwashing pipe 14 of the top end gas purification area 2, the inlet ends of the backwashing pipe 14, the lower support pipe 11 and the upper support pipe 12 are all provided with an electromagnetic valve 16, the pipeline of the backwashing pipe 16 penetrates through the wall of the box body 1 and extends into the gas purification area 2 and is horizontally arranged at the upper end of a stainless steel net 17, and a group of high-pressure nozzles 15 are uniformly distributed on the pipeline; the bottom of the water collecting bucket 19 of the water collecting area 4 is connected with a drain pipe 24 communicated with the outside; a suction pipe 22 is arranged on the high-pressure water pump 18 and connected into the water replenishing area 6, the inlet end of the suction pipe 22 is in a bell mouth shape, a water replenishing pipe 21 is connected to the outer wall of a box body of the water replenishing area 6, and the outlet end of the water replenishing pipe 21 is connected with a ball float valve 20.

Dust-containing air enters the spraying area 3 through the air inlet pipe 7, the high-pressure water pump 18 is started, the electromagnetic valves 16 at the ports of the upper support pipe 12 and the lower support pipe 11 are started to spray the blown dust-containing air, the air after dust removal is intercepted and filtered again through the stainless steel mesh 17 and then enters the air purification area 2 to be discharged through the air outlet pipe 8, sewage falls into the water collecting hopper 19 to be discharged through the sewage discharge pipe 24, and when the flushing water quantity of the water replenishing area 6 is not enough to reach the warning liquid level, the float ball valve 20 starts the water replenishing pipe 21 to feed water to start water replenishing; when the equipment is cleaned, the electromagnetic valves 16 at the ports of the upper branch pipe 12 and the lower branch pipe 11 are closed, the electromagnetic valve at the port of the backwashing pipe 14 is opened, and the high-pressure water pump 18 is opened to flush the stainless steel net 17.

Claims (5)

1. The utility model provides a cigarette factory air washing filter, includes box, intake pipe, outlet duct, blow off pipe, the box is divided into net gas district, spray district, water collection district, equipment district and moisturizing district, its characterized in that by horizontally stainless steel mesh, water catch bowl, horizontally baffle from top to bottom: the air inlet pipe penetrates through the side wall of the box body and is connected into a spraying area, a lower support pipe and an upper support pipe which are parallel up and down are arranged in the spraying area, one end of each of the two support pipes is fixed on the inner wall of the box body, the other end of each of the two support pipes penetrates through the wall of the box body and is connected with an external water pipe, and a group of nozzles are uniformly distributed on each of the two support pipes; the inlet end of the water pipe penetrates through the wall of the tank body of the equipment area to be connected into an internal high-pressure water pump, the outlet end of the water pipe is connected into a backwashing pipe of the top end gas purification area, the backwashing pipe, the lower branch pipe and the inlet end of the upper branch pipe are all provided with an electromagnetic valve, a backwashing pipe pipeline penetrates through the wall of the tank body to extend into the gas purification area, the backwashing pipe pipeline is horizontally arranged at the upper end of the stainless steel mesh, and a group of high-pressure nozzles are uniformly distributed on the pipeline; the bottom of a water collecting bucket of the water collecting area is connected with a drain pipe communicated with the outside; a suction pipe is connected to the water replenishing area on the high-pressure water pump, a water replenishing pipe is connected to the outer wall of the box body of the water replenishing area, and the outlet end of the water replenishing pipe is connected with a ball float valve.

2. The cigarette factory air wash filter of claim 1, wherein: the inlet end of the suction tube is flared.

3. The cigarette factory air wash filter of claim 1, wherein: the number of nozzles on the lower branch pipe is 2 times the number of nozzles on the upper branch pipe.

4. The cigarette factory air wash filter of claim 1, wherein: the outlet end of the air inlet pipe is connected with an elbow which is inclined downwards.

5. The cigarette factory air wash filter of claim 1, wherein: the water pipe outside the box body is provided with a pressure gauge.

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