CN217163849U

CN217163849U - Air purifier

Info

Publication number: CN217163849U
Application number: CN202220564300.2U
Authority: CN
Inventors: 汤荣民
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-08-12
Anticipated expiration: 2032-03-15

Abstract

The application discloses an air purifier, which relates to the field of industrial air purification and comprises a bracket, a cavity box which is fixed on the bracket and used for containing liquid, and a cylinder which is arranged on the cavity box and communicated with a cavity in the cavity box, wherein the cavity box is positioned below the cylinder, and the side wall of the cavity box is provided with a pipe fitting which is convenient for adding or replacing the liquid in the cavity box; the containing cavity box is rotatably connected with a brush roller which is used for dipping liquid in the containing cavity box and reacting with waste gas in the cylinder; one end of the cylinder is provided with an air inlet, the other end of the cylinder is fixedly provided with an end cover which is communicated with the cylinder and the inner cavity of the containing cavity box, the inner wall of the end cover is provided with a suction fan which is used for sucking industrial gas into the inner cavity of the cylinder, and the side wall of the end cover is provided with an air outlet which is used for discharging purified gas; a rotating motor for rotating the brush roller is fixed on the side wall of the chamber box. This application has the effect that improves air purifier and play the convenience in the change process.

Description

Air purifier

Technical Field

The application relates to the field of air purification, in particular to an air purifier.

Background

The purifier can filter and purify harmful substances in the air; purifiers can be used in industrial and domestic fields; most of industrial equipment generates dust or acidic or basic gas in the working process, and workers work in the environment with poor air quality and damage the health of the workers, so that the air is processed by an air purifier in industry; the household purifier can remove harmful substances such as formaldehyde in the air.

In the related art, most of the air purifiers have a complicated structure including a plurality of layers of filter devices, so that various impurities in the air are removed, and the filter devices need to be replaced after being used up.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, the service time of the filtering device is greatly reduced under the condition that the harmful gas quantity is large, and the filtering device is frequently replaced by a worker or a user, so that the operation is complicated.

SUMMERY OF THE UTILITY MODEL

In order to improve the convenience of clearing machine in the change process, this application provides an air purification machine.

The application provides an air purifier adopts following technical scheme:

an air purifier comprises a bracket, a cavity box which is fixed on the bracket and used for containing liquid, and a cylinder which is arranged on the cavity box and communicated with the cavity in the cavity box, wherein the cavity box is positioned below the cylinder, and the side wall of the cavity box is provided with a pipe fitting which is convenient for adding or replacing the liquid in the cavity box; the containing cavity box is rotatably connected with a brush roller which is used for dipping liquid in the containing cavity box and reacting with waste gas in the cylinder; one end of the cylinder is provided with an air inlet, the other end of the cylinder is fixedly provided with an end cover which is communicated with the cylinder and the inner cavity of the containing cavity box, the inner wall of the end cover is provided with a suction fan which is used for sucking industrial gas into the inner cavity of the cylinder, and the side wall of the end cover is provided with an air outlet which is used for discharging purified gas; a rotating motor for rotating the brush roller is fixed on the side wall of the chamber box.

By adopting the technical scheme, the exhaust fan sucks the exhaust gas into the cylinder, the rotating motor is matched to rotate the brush roller, the liquid in the containing cavity box is stained on the brush roller, the liquid on the brush roller fully reacts with the exhaust gas entering the cylinder, harmful substances in the exhaust gas are reduced, and the purified gas is discharged through the gas outlet; when the liquid in the containing cavity box is reacted or the concentration of the solution in the containing cavity box is reduced and the reactant of the device needs to be replaced, the liquid can be directly conveyed into the containing cavity box through the pipe fitting, the filtering device does not need to be replaced in a dismounting mode, the complexity of replacing the filtering device is reduced, the amount of the corresponding reaction liquid can be added according to the length of the required service time, the filtering device is frequently replaced, and the convenience of using the purifying device is improved.

Optionally, one side of the cylinder is hinged to the cavity box so as to facilitate the opening of the cylinder relative to the cavity box; the brush roller comprises a roller body and a plurality of brush hair strips detachably connected to the outer side wall of the roller body; the bristle bar comprises bristles and a steel wire for winding the bristles into a bar shape; the roller body is hollow.

By adopting the technical scheme, after the device is used for a long time, the bristle strip used for dipping in the containing cavity box is damaged, so that the water absorption of the bristle strip is reduced; the working personnel can open the roller body, and the detachable brush bristle strip is taken down from the roller body for replacement; the brush bristle bar is simple to manufacture, and only the brush bristles are wound and fixed on the roller body through the steel wires, so that the cost of the device is reduced; the roller body is hollow, so that the weight of the roller body is reduced, the power of the rotating motor is reduced, and the energy consumption is reduced.

Optionally, a plurality of support bars for supporting the steel wires are fixed on the outer side wall of the roller body, and the length of each support bar is parallel to the radial direction of the roller body; the clamping groove is formed in the end portion of the supporting bar, the clamping groove penetrates through the supporting bar and is far away from the end face of the roller body, and the steel wire penetrates through the clamping groove to be fixed.

By adopting the technical scheme, the bristle bars are supported by the support bars, so that the bristles can be fully filled in the cylinder body and the cavity box, and industrial waste gas can fully react with liquid on the bristles; when the staff installs the brush hair strip, the brush hair strip passes through the clamping groove, and each brush hair strip is connected at the head.

Optionally, the pipe fitting includes a water inlet pipe and a water outlet pipe which are arranged on the side wall of the cavity box and communicated with the inner cavity of the cavity box; the side wall of the cavity box is also provided with two control water pipes for controlling the height of the water level and an overflow water outlet pipe for controlling the highest water level.

By adopting the technical scheme, when the solution in the cavity box needs to be replaced, the water outlet pipe is opened, the solution flows out from the water outlet pipe, the water inlet pipe is opened, the liquid is discharged into the cavity box through the water inlet pipe, and when the liquid is added to the highest water level of the cavity box, the liquid can flow out from the overflow water pipe; the staff can also control the height of the liquid water level in the containing cavity box through controlling the water pipe.

Optionally, the sidewall of the cavity containing box is provided with a communicating hole for expanding the air inlet, and the inner walls of the air inlet and the communicating hole are both fixed with an isolation net.

By adopting the technical scheme, the industrial waste gas can enter the cylinder through the isolation net, and the communication holes and the air inlet holes can enable the industrial waste gas to enter the cylinder, so that the purification efficiency of the device is improved.

Optionally, the inner wall of the cavity box is fixed with two supporting strips, the supporting strips are located on two sides of the brush roller and extend axially along the roller body, and the side walls of the supporting strips, facing the roller body, are abutted against the bristles, so that the possibility that industrial gas passes through gaps between the cavity box and the bristles is reduced.

Through adopting above-mentioned technical scheme, two hold in the palm the strip and can butt in the brush hair towards the lateral wall of cylinder, reduce industrial waste gas and not follow the possibility that brush hair gap passes through, improve the device in the industrial waste and the liquid fully react's possibility.

Optionally, a plurality of barrier strips for brushing off liquid on the bristles are installed on the inner wall of the cylinder body, the barrier strips are arranged in an inclined mode, the inclined direction of the barrier strips is the same as the rotating direction of the cylinder body, and the barrier strips are made of rubber.

By adopting the technical scheme, the barrier strip is used for cleaning liquid on the bristles, and the inclined direction of the barrier strip is the same as the rotating direction of the roller body, so that when the bristles are in contact with the barrier strip, the bristles are less bent by the baffle, and the service life of the bristles is prolonged; the blend stop is the rubber material, reduces the brush hair and touches the blend stop and produce a large amount of noises.

Optionally, a plurality of isolating strips are fixed on the inner wall of the cylinder body, and the isolating strips are divided into a plurality of separating strips by the barrier strips; the isolating strip is coaxial with the cylinder body; one side of the isolating strip, which faces the roller body, is abutted against the bristles.

By adopting the technical scheme, under the condition that the gap exists between the bristles and the inner wall of the cylinder body, the industrial waste gas possibly has the condition of insufficient reaction, but under the condition that the bristles are contacted with the inner wall of the cylinder body, noise is generated; thus, by reducing the area of contact between the barrel and the bristles, the possibility of noise generation is reduced; through the parting bead butt in the brush hair, reduce the industrial waste gas on the one hand from the brush hair and the barrel inner wall gap possibility of passing through, on the other hand reduces the area that the brush hair can the barrel contact, but the brush hair butt in the parting bead, but not barrel inner wall for reduce the noise.

Optionally, the mounting groove has been seted up on the barrel, and the mounting groove runs through the barrel, and the barrel lateral wall is fixed with the mounting panel that is located the mounting groove both sides, is fixed with the spray line that is used for spraying liquid to the mounting groove on the mounting panel.

Through adopting above-mentioned technical scheme, accelerate the wetting to the brush hair as needs, can communicate the spray line for the brush hair can be moist fast through the mode of drenching.

In summary, the present application includes at least one of the following beneficial technical effects:

adding liquid which reacts with the waste gas through a water inlet pipe, wherein the amount of the solution can be regulated according to the amount of gas generated in a factory, and adding a corresponding amount of liquid into the containing cavity box; the suction fan sucks industrial waste gas into the cylinder, the rotating motor is matched to rotate the brush roller, liquid in the containing cavity is contaminated on the brush roller, the liquid on the brush roller fully reacts with the industrial waste gas entering the cylinder, harmful substances in the industrial waste gas are reduced, and then the purified industrial gas is discharged through the gas outlet; making the device easy to replace the filter device.

The support strip is used for reducing the gap between the inner wall of the cavity containing box and the bristles, and the isolation strip is used for reducing the gap between the bristles and the inner wall of the cylinder body, so that the possibility of fully reacting industrial waste gas entering the device is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the internal structure of the cylinder in the first embodiment.

FIG. 3 is a schematic view of a suction fan located within the canister according to an embodiment.

Fig. 4 is a schematic view of a connection structure of the bristle bars and the support rods according to the embodiment.

FIG. 5 is a schematic structural diagram of a barrier strip and a spacer strip in accordance with one embodiment.

FIG. 6 is a schematic view showing the structure of the spray pipe connected to the cylinder in the second embodiment.

Fig. 7 is a schematic view of the overall structure of the third embodiment.

Fig. 8 is a schematic view of the internal structure of the third embodiment.

Fig. 9 is a schematic structural diagram of three fan blades of the embodiment.

Description of reference numerals:

1. a support; 2. a barrel; 3. a cavity box; 4. a pipe fitting; 5. a brush roller; 6. an air inlet; 7. an end cap; 8. a suction fan; 9. an air outlet; 10. rotating the motor; 11. brushing the wool tops; 12. a steel wire; 13. a roller body; 14. a vertical plate; 15. brushing; 16. a supporting strip; 17. a card slot; 18. controlling a water pipe; 19. an overflow pipe; 20. an isolation net; 21. a water inlet pipe; 22. a water outlet pipe; 23. a spacer bar; 24. a separation strip; 25. supporting the strip; 26. blocking strips; 31. mounting grooves 32 and mounting plates; 33. a spray tube; 34. a communicating hole; 301. a base; 302. a housing; 303. a rotating roller; 304. an air inlet; 305. an air outlet; 306. a support beam; 307. a drive motor; 308. a blade; 309. an addition hole; 310. a cambered surface; 311. and (5) wool tops.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

The first embodiment is as follows:

the embodiment of the application discloses an air purifier. Referring to fig. 1 and 2, the device comprises a bracket 1 and a cylinder 2 arranged on the bracket 1, wherein the cross section of the cylinder 2 is semicircular, and the axis of the cylinder 2 is horizontally arranged; the support 1 is welded with an accommodating cavity box 3 which is positioned below the barrel 2 and is communicated with the cavity in the barrel 2, liquid which reacts with waste gas in the barrel 2 can be accommodated in the accommodating cavity box 3, the accommodating cavity box 3 is of a cuboid structure with an opening at the upper end, a pipe fitting 4 communicated with the cavity in the accommodating cavity box 3 is arranged on the side wall of the accommodating cavity box 3, and the pipe fitting 4 is convenient for workers to replace the liquid in the accommodating cavity box 3; the pipe fitting 4 comprises a water inlet pipe 21 and a water outlet pipe 22 which are welded on the cavity containing box 3, the water inlet pipe 21 is positioned on the side wall of the cavity containing box 3, and the water outlet pipe 22 is communicated with the inner cavity of the cavity containing box 3 and is positioned on the lower surface of the bottom plate, so that liquid can completely flow out; the pipe fitting 4 further comprises an overflow water pipe 19 welded on the side wall of the cavity containing box 3 and communicated with the interior of the cavity containing box 3, and when the water level in the cavity containing box 3 is higher than the overflow water pipe 19, liquid flows out of the overflow water pipe 19; the pipe fitting 4 further comprises two control water pipes 18 for adjusting the height of the water level, and the control water pipes 18 are welded on the side wall of the cavity box 3 and are positioned below the water inlet pipe 21; the chamber containing box 3 is rotatably connected with a brush roller 5 positioned in the cylinder 2, the axis of the brush roller 5 is parallel to the axis of the cylinder 2, and the brush roller 5 can dip the liquid in the chamber containing box 3 and fully reflect the waste gas in the cylinder 2; an air inlet 6 for enabling waste gas to enter the barrel 2 is formed in one end of the barrel 2, an end cover 7 is welded to the other end of the barrel 2, and an inner cavity of the end cover 7 is communicated with inner cavities of the barrel 2 and the cavity box 3; a gas outlet 9 for discharging purified gas is formed in one side wall of the end cover 7, and a suction fan 8 for sucking industrial waste gas into the cylinder 2 is fixed on the inner side wall of the end cover 7 through bolts; a rotating motor 10 for driving the brush roller 5 to rotate is fixed on the side wall of the chamber containing box 3, and an output shaft of the rotating motor 10 is welded on a rotating shaft of the brush roller 5.

Starting a suction fan 8, introducing industrial waste gas from the gas inlet 6, continuously rotating the brush roller 5, enabling liquid in the chamber containing box 3 to be stained on the brush roller 5, enabling the solution and the waste gas to be fully reflected, discharging the reacted gas from a gas outlet 9, and finally realizing purification of the industrial gas; after solution in the device reacts with waste gas, solution concentration reduces, perhaps react completely and need change the solution when, can be earlier through outlet pipe 22 with the water discharge in the appearance chamber box 3, open inlet tube 21, pour into solution in the appearance chamber box 3 through inlet tube 21, and through overflowing outlet pipe 19 and control water pipe 18, adjust and pour into the interior right amount liquid of appearance chamber box 3, this mode has reduced the work load that the staff dismantled equipment repeatedly, and can add suitable liquid volume according to the device needs operating duration, reduce the work of changing filter equipment repeatedly, the convenience that the device used has been promoted.

Referring to fig. 2 and 3, one side wall of the cylinder 2 is hinged to the chamber box 3, the cylinder 2 can be opened relative to the chamber box 3 so as to facilitate the replacement of the brush roller 5, and the rotation axis of the cylinder 2 relative to the chamber box 3 is parallel to the axis of the cylinder 2; the brush roller 5 comprises a roller body 13 and a plurality of brush hair strips 11 which are detachably connected to the outer side wall of the roller body 13; a through communication hole 34 is formed in one side wall of the cavity containing box 3, which is far away from the suction fan 8, and the communication hole 34 is higher than the highest water level which can be contained in the cavity containing box 3; a vertical plate 14 for supporting a rotating shaft of the roller body 13 is welded on the inner wall of the end cover 7, the vertical plate 14 is vertically arranged, one end of the rotating shaft of the roller body 13 is rotatably connected to the roller body 2, and the other end of the rotating shaft of the roller body 13 is rotatably connected to the vertical plate 14; the output shaft of the rotating motor 10 is welded at one end of the rotating shaft of the roller body 13, which is far away from the suction fan 8; the rotation of the rotating motor 10 drives the roller body 13 to rotate, so that the brush bristle bar 11 can be dipped in the solution and fully reacts with the waste gas; the roller body 13 is hollow, so that the mass of the roller body 13 is reduced, the power required by the rotating motor 10 is reduced, and the effect of reducing the energy consumption of the rotating motor 10 is realized; the separation net 20 is fixed on the inner wall of the communication hole 34 and the air inlet 6.

Referring to fig. 3 and 4, the bristle bar 11 is in an annular structure and is uniformly distributed on the outer side wall of the roller body 13 along the axial direction of the roller body 13, and the bristle bar 11 and the roller body 13 are coaxial; the brush bristle bar 11 comprises brush bristles 15 and steel wires 12 for winding the brush bristles 15 into the brush bristle bar 11, and the wound steel wires 12 are connected end to enable the steel wires 12 to be in a closed ring shape; the outer side wall of the roller body 13 is welded with a plurality of support bars 16 corresponding to the bristle bars 11, the support bars 16 are used for supporting the steel wires 12, so that bristles 15 on the steel wires 12 are fully filled in the roller body 13 and the accommodating cavity 3, the support bars 16 extend along the radial direction of the roller body 13 and are uniformly distributed along the circumferential direction of the roller body 13, one ends, far away from the roller body 13, of the support bars 16 are provided with clamping grooves 17, the clamping grooves 17 penetrate through one ends, far away from the roller body 13, of the support bars 16, and the steel wires 12 penetrate through the clamping grooves 17 to be detachably connected; firstly, the bristles 15 are wound by a steel wire 12 to form a bristle bar 11 by workers, and the bristle bar 11 passes through the clamping groove 17 and is connected end to end; when the bristle 15 is replaced, the worker can open the cylinder 2, break the steel wire 12 into a strip shape, and take the steel wire off from the roller 13.

Referring to fig. 2, two support strips 25 are bonded to the inner wall of the cavity box 3, the support strips 25 are positioned on two sides of the roller body 13, the support strips 25 extend along the axial direction of the roller body 2, and the support strips 25 have the function of occupying the places which are not occupied by the bristles 15 in the cavity box 3, so that the possibility that industrial waste gas does not pass through gaps among the bristles 15 is reduced, and the effect fully reflected by the device is improved; a virtual circle of the supporting strip 25 facing to one side wall of the roller body 13 is coaxial with the roller body 13 and has the same diameter as the virtual circle, and the bristles 15 can abut against the supporting strip 25; the length of the bristles 15 and the radius of the roller body 13 are in about a 1:1 relationship.

Referring to fig. 5, the inner wall of the cylinder 2 is fixed with three bars 26 for brushing off the liquid on the brush bristles 15, the bars 26 are located above the cylinder 13, the length direction of the bars 26 is parallel to the axis of the cylinder 2, the bars 26 are at a certain inclination angle, and the inclination direction of the bars 26 is the same as the rotation direction of the cylinder 13; in the process of deforming the bristles 15 by the barrier strips 26, the barrier strips 26 are obliquely arranged, so that the deformation degree of the bristles 15 is reduced, and the service life of the bristles 15 is prolonged; the barrier strip 26 is made of rubber, so that noise generated after the bristles 15 contact the barrier strip 26 is reduced.

Referring to fig. 5, three isolating bars 23 are further bonded to the inner wall of the cylinder 2, the isolating bars 23 are in a semi-annular structure, the isolating bars 23 are uniformly distributed along the axis of the cylinder 2, a large amount of noise is generated due to the fact that the bristles 15 contact the inner wall of the cylinder 2, and industrial waste gas flows through gaps between the bristles 15 and the inner wall of the cylinder 2 under the condition that the bristles 15 and the inner wall of the cylinder 2 have gaps, so that the reaction effect cannot be achieved; therefore, the length of the brush hairs 15 can contact the spacing strip 23 but not contact the inner wall of the cylinder 2 through the spacing strip 23, so that the contact area of the brush hairs 15 is reduced, and the noise is reduced; due to the presence of the barrier rib 26, the spacer 23 will be divided into several separate spacer strips 24, avoiding interference of the barrier rib 26.

The implementation principle of the air purifier in the embodiment of the application is as follows: waste gas gets into inside barrel 2 through air inlet 6 and intercommunicating pore 34 under the effect of suction fan 8, rotates motor 10 and drives roll body 13 and rotate, drives brush hair strip 11 and rotates from this, and brush hair 15 will dip in the liquid and the waste gas reaction that get in holding chamber box 3, discharges gas through gas outlet 9 at last, and the staff can also adjust the height of holding chamber box 3 water level through inlet tube 21, outlet pipe 22, control water pipe 18, adjusts the time length that the device used.

In the second embodiment, the first embodiment of the method,

the difference between the second embodiment and the first embodiment is that:

referring to fig. 6, the number of the barrier strips 26 fixed on the inner wall of the cylinder 2 is two, the cylinder 2 is provided with an installation groove 31 penetrating through the cylinder 2, the installation groove 31 extends along the axial direction of the cylinder 2, and the installation groove 31 is located between the two barrier strips 26; the mounting panel 32 that is located mounting groove 31 both sides is welded to the lateral wall of barrel 2, and the lateral wall of one of them mounting panel 32 is fixed with the spray tube 33 that is located between two mounting panels 32, and spray tube 33 accessible mounting groove 31 sprays liquid to barrel 2 is inside to this realization accelerates the moist effect of brush hair 15.

The implementation principle of the air purifier in the embodiment of the application is as follows: too much when the industrial waste gas of mill, the brush hair 15 can't be in time to the interior Zhanyu solution that holds chamber box 3, and the accessible is watered brush hair 15 through spray line 33 with solution to this realizes accelerating the moist effect of brush hair 15.

Example three:

this embodiment discloses a device similar to the first embodiment but which can be used exclusively for domestic air purification:

referring to fig. 7 and 8, the device comprises a base 301, a shell 302 welded on the upper surface of the base 301, a rotating roller 303 rotatably connected to the shell 302, wherein the rotating roller 303 is positioned inside the shell 302, and the rotating roller 303 and the shell 302 are coaxial; an air inlet 304 for air inlet is formed in one end face of the shell 302, an air outlet 305 for air outlet is formed in the other end of the shell 302, supporting beams 306 located at the air inlet 304 and the air outlet 305 are welded to the outer end face of the shell 302, so that a rotating shaft of the rotating roller 303 is rotatably connected to the corresponding supporting beams 306, a driving motor 307 for driving the rotating roller 303 to rotate is fixed on the supporting beams 306 through bolts, an output shaft of the driving motor 307 is welded to one end of the rotating shaft of the rotating roller 303, and the driving motor 307 is located on one side of the air inlet 304; a plurality of blades 308 are fixed on one end face of the rotating roller 303 facing the air inlet, and the blades 308 are used for sucking air outside the shell 302 into the shell 302; the outer side wall of the rotating roller 303 is bonded with tufted wool tops 311, and the wool tops 311 are uniformly bonded on the outer side wall of the rotating roller 303; an adding hole 309 for adding liquid is formed in the side wall of the shell 302, and the adding hole 309 is located above the rotating roller 303; by adding hole 309, liquid enters into shell 302 and fully contacts with wool top 311; starting driving motor 307, driving motor 307 drives live-rollers 303 and rotates, and inside a plurality of blades 308 adsorbed casing 302 with the air for the air fully reacted with the liquid on wool top 311 in casing 302, reached air-purifying's effect, and can add perfume, mosquito repellent liquid etc. and realize different effects.

Referring to fig. 8 and 9, the inner walls of the air inlet 304 and the air outlet 305 both approach to the center of the housing 302 to form a certain arc surface 310, so as to reduce the possibility of liquid spilling; meanwhile, the air entering from the air inlet 304 passes through the plurality of blades 308, moves along the radial direction of the rotating roller 303, touches the inner wall of the shell 301, and is transported to the axis of the rotating roller 304 and passes through the wool tops 311.

The implementation principle of the embodiment is as follows: a user can add liquid into the adding hole 309, and when the driving motor 307 drives the rotating roller 303, the liquid can uniformly wet the wool tops 311; in the process of rotating the rotating roller 303, the blades 308 rotate along with the rotating roller 303, then air is sucked into the shell 302 and reacts with liquid in the shell 302, and the effects of purification, fragrance emission and the like are achieved; because the device is small, when there is too much liquid in the housing 302, the device can be tipped over and the liquid can flow out of the filler hole 309 or the air outlet 305.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An air cleaner, its characterized in that: the liquid filling device comprises a support (1), a cavity containing box (3) which is fixed on the support (1) and used for containing liquid, and a cylinder body (2) which is arranged on the cavity containing box (3) and communicated with a cavity in the cavity containing box (3), wherein the cavity containing box (3) is positioned below the cylinder body (2), and a pipe fitting (4) which is convenient for adding or replacing the liquid in the cavity containing box (3) is arranged on the side wall of the cavity containing box (3); the chamber box (3) is rotatably connected with a brush roller (5) which is used for dipping the liquid in the chamber box (3) and reacting with the waste gas in the cylinder body (2); one end of the cylinder (2) is provided with an air inlet (6), the other end of the cylinder (2) is fixedly provided with an end cover (7) which is communicated with the inner cavity of the cylinder (2) and the cavity box (3), the inner wall of the end cover (7) is provided with a suction fan (8) which is used for sucking gas into the inner cavity of the cylinder (2), and the side wall of the end cover (7) is provided with an air outlet (9) which is used for discharging purified gas; a rotating motor (10) for rotating the brush roller (5) is fixed on the side wall of the cavity box (3).

2. An air cleaner according to claim 1, wherein: one side of the cylinder body (2) is hinged to the cavity containing box (3) so that the cylinder body (2) can be opened relative to the cavity containing box (3); the brush roller (5) comprises a roller body (13) and a plurality of brush bristle strips (11) which are detachably connected to the outer side wall of the roller body (13); the bristle strip (11) comprises bristles (15) and a steel wire (12) used for winding the bristles (15) into a strip shape; the roller body (13) is hollow.

3. An air cleaner according to claim 2, wherein: a plurality of supporting strips (16) for supporting the steel wires (12) are fixed on the outer side wall of the roller body (13), and the length of each supporting strip (16) is parallel to the radial direction of the roller body (13); the clamping groove (17) is formed in the end portion of the supporting strip (16), the clamping groove (17) penetrates through the supporting strip (16) and is far away from the end face of the roller body (13), and the steel wire (12) penetrates through the clamping groove (17) to be fixed.

4. An air cleaner according to claim 3, wherein: the pipe fitting (4) comprises a water inlet pipe (21) and a water outlet pipe (22) which are arranged on the side wall of the cavity containing box (3) and communicated with the cavity in the cavity containing box (3); the side wall of the cavity box (3) is also provided with two control water pipes (18) for controlling the height of the water level and an overflow water outlet pipe (19) for controlling the highest water level.

5. An air cleaner according to claim 4, wherein: the side wall of the cavity containing box (3) is provided with a communicating hole (34) for expanding the air inlet (6), and the inner walls of the air inlet (6) and the communicating hole (34) are both fixed with an isolation net (20).

6. An air cleaner according to claim 5, wherein: two supporting strips (25) are fixed on the inner wall of the cavity containing box (3), the supporting strips (25) are located on two sides of the brush roller (5), the supporting strips (25) axially extend along the roller body (13), and the side walls, facing the roller body (13), of the supporting strips (25) are abutted to the bristles (15) so as to reduce the possibility that industrial gas passes through gaps between the cavity containing box (3) and the bristles (15).

7. An air cleaner according to claim 6, wherein: the inner wall of the barrel body (2) is provided with a plurality of baffle strips (26) used for whisking off liquid on the brush bristles (15), the baffle strips (26) are arranged in an inclined mode, the inclined direction of the baffle strips (26) is the same as the rotating direction of the barrel body (13), and the baffle strips (26) are made of rubber materials.

8. An air cleaner according to claim 7, wherein: a plurality of isolating strips (23) are fixed on the inner wall of the cylinder body (2), and the isolating strips (23) are divided into a plurality of separating strips (24) by barrier strips (26); the isolating strip (23) is coaxial with the cylinder body (2); the side of the isolation strip (23) facing the roller body (13) is abutted against the brush hair (15).

9. An air cleaner according to claim 1, wherein: the utility model discloses a spray tube, including barrel (2), barrel (2) are last to have seted up mounting groove (31), and mounting groove (31) run through barrel (2), and barrel (2) lateral wall is fixed with mounting panel (32) that are located mounting groove (31) both sides, is fixed with spray tube (33) that are used for spraying liquid in to mounting groove (31) on mounting panel (32).