CN211098049U

CN211098049U - Waste gas recycling device convenient to clean

Info

Publication number: CN211098049U
Application number: CN201921177854.1U
Authority: CN
Inventors: 王晓东
Original assignee: Hangzhou Pike New Material Technology Co ltd
Current assignee: Hangzhou Pike New Material Technology Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-07-28
Anticipated expiration: 2029-07-25

Abstract

The utility model provides a waste gas recycling device convenient to clean, which comprises a device shell, a waste gas inlet, a waste gas filter screen, a water suction pump, a water diversion pipe, a reciprocating transmission mechanism, a cleaning brush, a spray head, a switch group, a controller, a separation plate, an air suction pump, an air duct, a catalyst converter, a support column, a cleaning water outlet pipe, an air guide hole and a guide plate, wherein the other end of the water diversion pipe is communicated with the spray head; reciprocating transmission mechanism passes through the bolt and installs on the upper portion of device shell, and reciprocating transmission mechanism's lower part installs the cleaning brush, catalyst converter passes through the support column and installs between the inner wall about the device shell. The utility model discloses the shower nozzle, reciprocal drive mechanism, cleaning brush and catalyst converter's setting can spray the washing to the exhaust gas filtration net, improves exhaust gas filtration's effect, and is convenient for the cleaning brush to the scrubbing of abandonment filter screen, and rivers after the washing can external discharge, can not deposit in the device shell, can effectively change waste gas and restore, reach the standard.

Description

Waste gas recycling device convenient to clean

Technical Field

The utility model belongs to the technical field of industrial waste gas handles, especially, relate to a waste gas recovery utilizes device convenient to wash.

Background

Industrial waste gas refers to the collective term for the various pollutant-containing gases emitted into the air during the combustion and production processes of fuels in the factory area of an enterprise. The waste gas comprises carbon dioxide, carbon disulfide, hydrogen sulfide, fluoride, nitrogen oxide, chlorine, hydrogen chloride, carbon monoxide, lead mercury sulfate (fog), beryllium compound, smoke dust and productive dust, and the waste gas is discharged into the atmosphere and pollutes the air. The substances enter human bodies through different paths of respiratory tracts, some substances directly cause harm, and some substances have an accumulation effect and can seriously harm the health of people. Different substances may have different effects.

The invention discloses a Chinese patent with a publication number of CN 207641276U, and provides a waste gas recovery and treatment device, which comprises a waste gas tank, a reaction tower and a cooling pipe; the top and the bottom of the waste gas tank are respectively provided with an air inlet nozzle and an air exhaust nozzle; the bottom of the reaction tower is provided with a blower, one end of the blower extends into the reaction tower, and the other end of the blower is connected with an exhaust nozzle through an air inlet pipe; a water sprayer and a heater are arranged in the reaction tower, a first pressure limiting valve is arranged at the top of the reaction tower, and the first pressure limiting valve is connected with a second pressure limiting valve on an air inlet nozzle of the waste gas tank through an exhaust pipe; the cooling pipe is wound on the re-exhaust pipe, a branch pipe is arranged at the tail end of the cooling pipe downwards in the exhaust pipe, and the branch pipe is connected with a material receiving bottle. But the existing waste gas recovery processing device has the problems that the waste gas filter screen can not be sprayed and cleaned, the waste gas filtering effect is not improved, the waste filter screen is not cleaned conveniently by a cleaning brush, and the waste gas can not be effectively converted and reduced, so that the national emission standard is not reached.

Therefore, it is necessary to provide a waste gas recycling device which is easy to clean.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a waste gas recovery utilizes device convenient to wash to solve current waste gas recovery processing apparatus and having to spray to the exhaust gas filter screen and wasing, do not improve exhaust gas filtering's effect, the cleaning brush of abandonment filter screen is not convenient for, can not effectively transform waste gas and restore, thereby leads to not reaching national emission standard's problem. A waste gas recycling device convenient to clean comprises a device shell, a waste gas inlet, a waste gas filter screen, a water suction pump, a water conduit, a reciprocating transmission mechanism, a cleaning brush, a spray head, a switch group, a controller, a separating plate, an air suction pump, an air guide pipe, a catalyst converter, a support column, a cleaning water outlet pipe, an air guide hole and a guide plate, wherein two waste gas inlets are sequentially formed in one side part of the device shell, one end of each waste gas inlet is located in the outer side part of the device shell, the other end of each waste gas inlet is communicated with the inside of the device shell, and two bases are respectively installed at two ends of the lower part of the device shell through; the waste gas filter screen is arranged on the inner upper wall of the device shell through screws, and the waste gas filter screen is positioned on the side part of the waste gas inlet; the water suction pump is installed at one end of the upper part of the device shell through a bolt, wherein the water suction position of the water suction pump is connected with an external water source, the water outlet position of the water suction pump is the same as one end of a water conduit, and the other end of the water conduit is communicated with the spray head; the reciprocating transmission mechanism is installed on the upper part of the device shell through bolts and is positioned on the side part of the water suction pump, the lower part of the reciprocating transmission mechanism is provided with a cleaning brush, and the cleaning brush penetrates through the device shell and a waste gas filter screen is arranged between the cleaning brush and the device shell; the sprayer is installed on the upper inner wall of the device shell through screws, the controller is installed on the upper portion of the device shell through bolts, and the switch group is installed on the upper portion of the controller through screws; the separation plate is arranged between the upper inner wall and the lower inner wall of the device shell through bolts, and one side of the separation plate is provided with a waste gas filter screen and the other side is provided with a catalyst converter; the air extracting pump is arranged at the other end of the upper part of the device shell through a bolt, wherein the air extracting part of the air extracting pump is communicated with one end of the air guide pipe, and the air outlet part is externally connected with a recovery pipeline by workers; the other end of the gas guide pipe is communicated with the side part of the catalytic converter, wherein the other side part of the catalytic converter is communicated with the gas guide hole, and the catalytic converter is arranged between the upper inner wall and the lower inner wall of the device shell through a support column; the number of the support columns is two, and the support columns are respectively arranged on the upper inner wall and the lower inner wall of the device shell through bolts; one end of the cleaning water outlet pipe is communicated with the lower end of the guide plate, and the other end of the cleaning water outlet pipe penetrates through the bottom of the device shell and is arranged outside the device shell; the air guide hole is arranged in the middle of the separating plate, the lower bottom side of the separating plate is provided with a guide plate, the high end of the guide plate is installed on the inner wall of the device shell through a screw, and the low end of the guide plate is installed on the bottom of the separating plate through a screw.

The waste gas filter screen comprises a primary filter screen, an HEPA filter screen, an active carbon screen and a photocatalyst screen, wherein one side of the primary filter screen is positioned at the side part of the waste gas inlet; the opposite side of primary filter screen is equipped with the HEPA filter screen in proper order, activated carbon net and photocatalyst net, utilizes multilayer filtration to realize the high-efficient filtration to waste gas, furthest's solid particle thing and impurity in getting rid of waste gas, and the effect is showing, the superior performance.

The device comprises a water suction pump, a water guide pipe, a water suction pipe, a water; the spray heads are symmetrically arranged on the inner upper wall of the device shell, an exhaust gas filter screen is arranged between the water spraying parts of the two spray heads, and the two spray heads are both made of 304 stainless steel spray heads of 155-1/4; the below of exhaust gas filtering net is the guide plate, and this guide plate is the slope form setting that one end is high one end is low, can spray the washing to the exhaust gas filtering net, improves the filterable effect of waste gas, and is convenient for the cleaning brush to the brush of abandonment filter screen, and the rivers after the washing can be in the effect of guide plate from wasing the external discharge of water outlet pipe, can not deposit in the device shell, and the work environmental protection satisfies the needs.

The reciprocating transmission mechanism comprises a mechanism body, a motor, a crank, a connecting rod, a sliding block, a slideway and a fixed block, wherein the motor is arranged on the upper inner wall of the mechanism body through a bolt; the two fixing blocks and the two slide ways are respectively and sequentially fixed between the two slide ways and the two inner walls of the mechanism body through screws; one end of the crank is arranged on a transmission part of the motor, and the other end of the crank is connected with one end of the connecting rod; the other end of the connecting rod is fixed with the upper portion of the sliding block, the sliding block is arranged between the two sliding ways, the lower portion of the sliding block is provided with the cleaning brush through the screw, automatic reciprocating motion is achieved, accordingly, the cleaning brush can better achieve cleaning of the waste filter screen through reciprocating motion of the cleaning brush, manual cleaning is replaced, labor force is saved, and the structural design is reasonable.

The cleaning brush comprises a first brush, a second brush and brush bristles, wherein a plurality of brush bristles are arranged on the surfaces of the first brush and the second brush; a brush and No. two brushes pass the mechanism body in proper order, and make the brush hair press close to two walls of exhaust gas filter screen with the device shell, thereby can reciprocating motion scrub exhaust gas filter screen, make the better filtration waste gas of exhaust gas filter screen, and thereby realized filtering abluent process always and make filtration more high-efficient.

The catalyst converter comprises an inlet, a shell, a honeycomb type channel and an outlet, wherein the shell is made of a temperature-resistant stainless steel material; the inlet is formed in the side part of the shell, one end of the inlet is communicated with the air guide hole, and the other end of the inlet is communicated with the honeycomb type channel; the honeycomb type channel is positioned in the shell and between the inlet and the outlet, the honeycomb type channel structure is arranged in a honeycomb manner, the honeycomb type channel is coated with a catalyst, and the catalyst adopts a catalyst containing platinum, palladium and rhodium; the outlet is arranged at the other side part of the shell, one end of the outlet is communicated with the honeycomb channel, the other end of the outlet is communicated with the air guide tube, when waste gas passes through the channel of the converter, carbon monoxide and hydrocarbon react with oxygen in the air under the action of platinum and palladium in the catalyst to generate harmless water and carbon dioxide, oxynitride is reduced into harmless oxygen and nitrogen under the action of rhodium in the catalyst, most of other harmful gases are reduced into carbon dioxide, and the national gas emission standard is achieved, and some resource gases can be recycled under the action of a recycling pipeline externally connected with the air outlet part of the air extracting pump through the air guide tube.

The controller comprises a transformation module, a microprocessor, a first driving module, a second driving module and a third driving module, wherein the transformation module is connected with an external power supply through a power line and is also connected with a switch group through a power line, the microprocessor is connected with the transformation module through the power line, an input terminal of the microprocessor is connected with the switch group through a signal line, an output terminal of the microprocessor is sequentially connected with the first driving module and the second driving module through the signal line, the first driving module is connected with a water suction pump through the signal line, the water suction pump adopts a horizontal centrifugal water pump with the model of ISW150-160, the second driving module is connected with a motor through the signal line, the motor adopts the model of Y112M-2, the third driving module is connected with an air suction pump through the signal line, the air suction pump adopts the model of SK12-C1, the transformation module adopts the model of S-60-12, the first driving module, the second driving module and the third driving module which adopt the model of L298N, the microprocessor adopts the model of Z8, the VSG 18020, the integral power consumption is better, and the whole power consumption is better and the whole reliability is realized.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses the setting of shower nozzle and guide plate can spray the washing to the exhaust gas filter screen, improves the filterable effect of waste gas, and is convenient for the cleaning brush of cleaning brush to abandonment filter screen, and the rivers after the washing can be from wasing the external discharge of water exit tube under the effect of guide plate, can not deposit in the device shell, and work environmental protection satisfies the needs.

2. The utility model discloses reciprocating transmission mechanism and cleaning brush's setting has realized automatic reciprocating's motion to thereby make the better realization of cleaning brush reciprocating motion to the brush of abandonment filter screen, replace the manual work to clean the brush, make filtration more high-efficient, be convenient for retrieve and utilize, save the labour, structural design is reasonable.

3. The utility model discloses catalyst converter's setting, when waste gas passes through the converter passageway, under the effect of platinum and palladium in the catalyst, carbon monoxide and hydrocarbon will react with the oxygen in the air and produce harmless water and carbon dioxide, and oxynitride is then reduced into harmless oxygen and nitrogen under the effect of rhodium in the catalyst, some harmful gas then most are reduced into carbon dioxide, and reach national gas emission's standard, and can utilize resource gas recycle.

Drawings

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

Fig. 2 is a schematic view of the exhaust gas filtering net of the present invention.

Fig. 3 is a schematic structural view of the reciprocating transmission mechanism of the present invention.

Fig. 4 is a schematic view of the structure of the cleaning brush of the present invention.

Fig. 5 is a schematic structural diagram of the catalytic converter of the present invention.

Fig. 6 is a schematic view of the working principle of the present invention.

In the figure:

1-device shell, 2-waste gas inlet, 3-waste gas filter screen, 31-primary filter screen, 32-HEPA filter screen, 33-activated carbon screen, 34-photocatalyst screen, 4-water pump, 5-water conduit, 6-reciprocating transmission mechanism, 61-mechanism body, 62-motor, 63-crank, 64-connecting rod, 65-slide block, 66-slide way, 67-fixed block, 7-cleaning brush, 71-first brush, 72-second brush, 73-brush hair, 8-nozzle, 9-switch group, 10-controller, 101-voltage transformation module, 102-microprocessor, 103-first drive module, 104-second drive module, 105-third drive module, 11-separation plate, 12-an air pump, 13-an air duct, 14-a catalyst converter, 141-an inlet, 142-a shell, 143-a honeycomb channel, 144-an outlet, 15-a support column, 16-a cleaning water outlet pipe, 17-an air guide hole and 18-a guide plate.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in figures 1 to 6

The utility model provides a waste gas recycle device convenient to wash, including device shell 1, waste gas import 2, waste gas filter screen 3, suction pump 4, water conduit 5, reciprocating transmission mechanism 6, cleaning brush 7, shower nozzle 8, switch group 9, controller 10, separator plate 11, aspiration pump 12, air duct 13, catalyst converter 14, support column 15, washing water exit tube 16, air guide hole 17 and guide plate 18, two waste gas imports 2 have been seted up in proper order to a side of device shell 1, and wherein the one end of waste gas import 2 is located the outside portion of device shell 1, and the other end of waste gas import 2 communicates with the inside of device shell 1, and two bases are installed through the bolt respectively at the lower part both ends of this device shell 1; the waste gas filter screen 3 is arranged on the inner upper wall of the device shell 1 through screws, and the waste gas filter screen 3 is positioned on the side part of the waste gas inlet 2; the water suction pump 4 is installed at one end of the upper part of the device shell 1 through a bolt, wherein the water suction position of the water suction pump 4 is connected with an external water source, the water outlet position of the water suction pump 4 is the same as one end of the water conduit 5, and the other end of the water conduit 5 is communicated with the spray head 8; the reciprocating transmission mechanism 6 is arranged at the upper part of the device shell 1 through bolts and is positioned at the side part of the water suction pump 4, the lower part of the reciprocating transmission mechanism 6 is provided with a cleaning brush 7, and the cleaning brush 7 penetrates through the device shell 1 and a waste gas filter screen 3 is arranged between the cleaning brush 7 and the device shell 1; the spray head 8 is arranged on the upper inner wall of the device shell 1 through screws, wherein the controller 10 is arranged on the upper part of the device shell 1 through bolts, and the switch group 9 is arranged on the upper part of the controller 10 through screws; the separation plate 11 is installed between the upper inner wall and the lower inner wall of the device shell 1 through bolts, and one side of the separation plate 11 is provided with a waste gas filter screen 3, and the other side is provided with a catalyst converter 14; the air pump 12 is arranged at the other end of the upper part of the device shell 1 through a bolt, wherein the air pumping part of the air pump 12 is communicated with one end of the air guide pipe 13, and the air outlet part is externally connected with a recovery pipeline by workers; the other end of the gas-guide tube 13 is communicated with the side part of the catalytic converter 14, wherein the other side part of the catalytic converter 14 is communicated with the gas-guide hole 17, and the catalytic converter 14 is arranged between the upper inner wall and the lower inner wall of the device shell 1 through a support column 15; the number of the support columns 15 is two, and the support columns are respectively arranged on the upper inner wall and the lower inner wall of the device shell 1 through bolts; one end of the cleaning water outlet pipe 16 is communicated with the lower end of the guide plate 18, and the other end of the cleaning water outlet pipe 16 passes through the bottom of the device shell 1 and is arranged outside the device shell; the air guide hole 17 is arranged in the middle of the separating plate 11, the lower bottom side of the separating plate 11 is provided with a guide plate 18, wherein the high end of the guide plate 18 is mounted on the inner wall of the device shell 1 through screws, and the low end of the guide plate 18 is mounted on the bottom of the separating plate 11 through screws.

The exhaust gas filter screen 3 comprises a primary filter screen 31, a HEPA filter screen 32, an activated carbon screen 33 and a photocatalyst screen 34, wherein one side of the primary filter screen 31 is positioned at the side part of the exhaust gas inlet 2; the opposite side of primary filter screen 31 is equipped with HEPA filter screen 32 in proper order, activated carbon net 33 and photocatalyst net 34, utilizes multilayer filter to realize the high-efficient filtration to waste gas, and furthest gets rid of the solid particle thing and the impurity in the waste gas, and the effect is showing, and the performance is superior.

The number of the water guide pipes 5 and the number of the nozzles 8 are two, wherein one ends of the two water guide pipes 5 are communicated with the water outlet part of the water suction pump 4, and the other ends of the two water guide pipes penetrate through the device shell 1 and are communicated with the two nozzles 8; the spray heads 8 are symmetrically arranged on the inner upper wall of the device shell 1, the waste gas filter screen 3 is arranged between the water spraying parts of the two spray heads 8, and the two spray heads 8 are both 304 stainless steel spray heads of 155-1/4; waste gas filter screen 3's below is guide plate 18, and this guide plate 18 is the slope form setting that one end is high one end is low, can spray the washing to waste gas filter screen 3, improves waste gas filtering's effect, and the cleaning brush 7 of being convenient for is to abandonment filter screen 3, and rivers after the washing can be from wasing the external discharge of water outlet pipe 16 under the effect of guide plate 18, can not deposit in device shell 1, and work environmental protection satisfies the needs.

The reciprocating transmission mechanism 6 comprises a mechanism body 61, a motor 62, a crank 63, a connecting rod 64, a sliding block 65, a sliding way 66 and a fixed block 67, wherein the motor 62 is installed on the upper inner wall of the mechanism body 61 through a bolt; the two fixing blocks 67 and the two slide ways 66 are respectively arranged, and the two fixing blocks 67 are respectively and sequentially fixed between the two slide ways 66 and the two inner walls of the mechanism body 61 through screws; one end of the crank 63 is arranged on the transmission part of the motor 62, and the other end of the crank 63 is connected with one end of the connecting rod 64; the other end of the connecting rod 64 is fixed with the upper portion of the sliding block 65, the sliding block 65 is arranged between the two sliding ways 66, the cleaning brush 7 is mounted on the lower portion of the sliding block 65 through screws, and automatic reciprocating motion is achieved, so that the cleaning brush 7 can reciprocate to better clean the waste filter screen 3, manual cleaning is replaced, labor is saved, and the structural design is reasonable.

The cleaning brush 7 comprises a first brush 71, a second brush 72 and bristles 73, wherein the bristles 73 are arranged on the surfaces of the first brush 71 and the second brush 72; no. one brush 71 and No. two brushes 72 pass mechanism body 61 in proper order, and device shell 1 makes brush hair 73 press close to two walls of exhaust gas filter screen 3, thereby can reciprocating motion scrub exhaust gas filter screen 3, make the better filtration waste gas of exhaust gas filter screen 3, and thereby realized filtering abluent process all the time and make filtration more high-efficient.

The catalytic converter 14 comprises an inlet 141, a shell 142, a honeycomb channel 143 and an outlet 144, wherein the shell 142 is made of a temperature-resistant stainless steel material; the inlet 141 is arranged at the side part of the shell 142, one end of the inlet 141 is communicated with the air guide hole 17, and the other end is communicated with the honeycomb channel 143; the honeycomb type channel 143 is located inside the casing 142 and between the inlet 141 and the outlet 144, the honeycomb type channel 143 is configured as a honeycomb, and the honeycomb type channel 143 is coated with a catalyst, and the catalyst is a catalyst containing platinum, palladium and rhodium; the outlet 144 is arranged at the other side of the housing 142, one end of the outlet 144 is communicated with the honeycomb channel 143, the other end is communicated with the gas guide tube 13, when the exhaust gas passes through the converter channel, carbon monoxide and hydrocarbon react with oxygen in the air under the action of platinum and palladium in the catalyst to generate harmless water and carbon dioxide, oxynitride is reduced into harmless oxygen and nitrogen under the action of rhodium in the catalyst, most of other harmful gases are reduced into carbon dioxide, and the national gas emission standard is reached, wherein some resource gases can be recycled under the action of a recycling pipeline externally connected with the gas outlet part of the air suction pump 12 through the gas guide tube 13.

The controller 10 comprises a transformation module 101, a microprocessor 102, a first driving module 103, a second driving module 104 and a third driving module 105, wherein the transformation module 101 is connected with an external power supply through a power line and is also connected with a switch group 9 through a power line, the microprocessor 102 is connected with the transformation module 101 through a power line, an input terminal of the microprocessor 102 is connected with the switch group 9 through a signal line, an output terminal of the microprocessor 102 is sequentially connected with the first driving module 103, the second driving module 104 and the third driving module 105 through signal lines, the first driving module 103 is connected with a water suction pump 4 through signal lines, the water suction pump 4 adopts a horizontal centrifugal water pump with the model number of ISW150-160, the second driving module 104 is connected with a motor 62 through signal lines, the motor adopts the model number of Y112M-2, the third driving module 105 is connected with a suction pump 12 through signal lines, the suction pump 12 adopts the model number of SK12-C1, the transformation modules adopt the model number of S-60-12, the first driving module 103, the third driving module 105 and the third driving module 105 adopt the model number of VSZ 1808, the integral control module with high power consumption and the whole control cost of the microprocessor is more preferably high in reliability.

Principle of operation

The utility model discloses in, at first the staff puts through external power supply with the device, lets in outside water source with the position of drawing water of suction pump 4, will wash the external waste water discharge position of washing water exit tube 16, with the external recovery pipeline in the position of giving vent to anger of aspiration pump 12. Then 2 let in waste gas toward equipment inside through two waste gas intakes, alright in order to control suction pump 4 through switch group 9, motor 62 and aspiration pump 12 are all opened, and waste gas can be just imitated the filtration through exhaust gas filter screen 3 under the effect of aspiration pump 12 this moment, and in this in-process suction pump 4 can carry into shower nozzle 8 with water under the effect of leading water pipe 5, then the blowout sprays the washing to exhaust gas filter screen 3, improves the filterable effect of waste gas. Because the motor 62 is started and then drives the crank 63 to rotate, the crank 63 drives the connecting rod 64 to act, the connecting rod 64 drives the sliding block 65 to reciprocate under the action of the sliding rail 66, so that the first brush 71 and the second brush 72 on the cleaning brush 7 brush the air filter screen 3 in a reciprocating manner, water flow after the cleaning brush flows into the cleaning water outlet pipe 16 under the inclination degree of the guide plate 18 and is discharged, the water flow cannot be accumulated in the device shell 1, and the use is environment-friendly.

The waste gas filtered by the waste gas filter screen 3 enters the honeycomb-shaped channel 143 from the inlet 141 under the action of the gas guide holes 17, carbon monoxide and hydrocarbon in the waste gas react with oxygen in the air to generate harmless water and carbon dioxide under the action of platinum and palladium in the catalyst, oxynitride is reduced into harmless oxygen and nitrogen under the action of rhodium in the catalyst, most of other harmful gases are reduced into carbon dioxide, the reduced gas is discharged from an external recovery pipeline at a gas outlet part under the action of the air suction pump 12, and resource type gas can be recycled, if the discharge can reach the national gas discharge standard, the working process is completed.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a waste gas recycle device convenient to wash which characterized in that: the device comprises a device shell (1), waste gas inlets (2), a waste gas filter screen (3), a water suction pump (4), a water guide pipe (5), a reciprocating transmission mechanism (6), a cleaning brush (7), a spray head (8), a switch group (9), a controller (10), a separating plate (11), an air suction pump (12), an air guide pipe (13), a catalyst converter (14), a support column (15), a cleaning water outlet pipe (16), an air guide hole (17) and a guide plate (18), wherein two waste gas inlets (2) are sequentially formed in one side part of the device shell (1), one end of each waste gas inlet (2) is located in the outer side part of the device shell (1), the other end of each waste gas inlet (2) is communicated with the inside of the device shell (1), and two bases are respectively installed at two ends of the lower part of the device shell (1) through; the waste gas filter screen (3) is arranged on the inner upper wall of the device shell (1) through screws, and the waste gas filter screen (3) is positioned on the side part of the waste gas inlet (2); the water suction pump (4) is installed at one end of the upper part of the device shell (1) through a bolt, wherein the water suction position of the water suction pump (4) is connected with an external water source, the water outlet position of the water suction pump (4) is the same as one end of the water guide pipe (5), and the other end of the water guide pipe (5) is communicated with the spray head (8); the reciprocating transmission mechanism (6) is installed on the upper portion of the device shell (1) through bolts and located on the side portion of the water suction pump (4), a cleaning brush (7) is installed on the lower portion of the reciprocating transmission mechanism (6), and the cleaning brush (7) penetrates through the device shell (1) and is provided with an exhaust gas filter screen (3); the spray head (8) is installed on the upper inner wall of the device shell (1) through screws, wherein the upper part of the device shell (1) is provided with a controller (10) through bolts, and the upper part of the controller (10) is provided with a switch group (9) through screws; the separation plate (11) is installed between the upper inner wall and the lower inner wall of the device shell (1) through bolts, and one side of the separation plate (11) is provided with a waste gas filter screen (3) and the other side is provided with a catalyst converter (14); the air extracting pump (12) is installed at the other end of the upper part of the device shell (1) through a bolt, wherein the air extracting part of the air extracting pump (12) is communicated with one end of the air guide pipe (13), and the air outlet part is externally connected with a recovery pipeline by workers; the other end of the gas guide pipe (13) is communicated with the side part of the catalytic converter (14), wherein the other side part of the catalytic converter (14) is communicated with the gas guide hole (17), and the catalytic converter (14) is arranged between the upper inner wall and the lower inner wall of the device shell (1) through a support column (15); the number of the support columns (15) is two, and the support columns are respectively arranged on the upper inner wall and the lower inner wall of the device shell (1) through bolts; one end of the cleaning water outlet pipe (16) is communicated with the lower end of the guide plate (18), and the other end of the cleaning water outlet pipe (16) penetrates through the bottom of the device shell (1) and is arranged outside the device shell; the air guide hole (17) is formed in the middle of the separating plate (11), the lower bottom side of the separating plate (11) is provided with a guide plate (18), the high end of the guide plate (18) is mounted on the inner wall of the device shell (1) through a screw, and the low end of the guide plate (18) is mounted on the bottom of the separating plate (11) through a screw.

2. A waste gas recycling apparatus facilitating cleaning according to claim 1, wherein: the waste gas filter screen (3) comprises a primary filter screen (31), a HEPA filter screen (32), an activated carbon screen (33) and a photocatalyst screen (34), wherein one side of the primary filter screen (31) is positioned at the side part of the waste gas inlet (2); the other side of the primary filter screen (31) is sequentially provided with a HEPA filter screen (32), an active carbon screen (33) and a photocatalyst screen (34).

3. A waste gas recycling apparatus facilitating cleaning according to claim 1, wherein: the number of the water guide pipes (5) and the number of the nozzles (8) are two, wherein one ends of the two water guide pipes (5) are communicated with the water outlet part of the water suction pump (4), and the other ends of the two water guide pipes penetrate through the device shell (1) and are communicated with the two nozzles (8); the spray heads (8) are symmetrically arranged on the inner upper wall of the device shell (1), a waste gas filter screen (3) is arranged between the water spraying parts of the two spray heads (8), and the two spray heads (8) are both made of 155-1/4 304 stainless steel spray heads; a guide plate (18) is arranged below the waste gas filter screen (3), and the guide plate (18) is arranged in an inclined shape with one high end and one low end.

4. A waste gas recycling apparatus facilitating cleaning according to claim 1, wherein: the reciprocating transmission mechanism (6) comprises a mechanism body (61), a motor (62), a crank (63), a connecting rod (64), a sliding block (65), a sliding way (66) and a fixed block (67), wherein the motor (62) is installed on the upper inner wall of the mechanism body (61) through a bolt; the two fixing blocks (67) and the two slide ways (66) are respectively arranged, and the two fixing blocks (67) are respectively and sequentially fixed between the two slide ways (66) and the two inner walls of the mechanism body (61) through screws; one end of the crank (63) is arranged on a transmission part of the motor (62), and the other end of the crank (63) is connected with one end of the connecting rod (64); the other end of the connecting rod (64) is fixed with the upper part of a sliding block (65), the sliding block (65) is arranged between two sliding ways (66), and the lower part of the sliding block (65) is provided with a cleaning brush (7) through a screw.

5. A waste gas recycling apparatus facilitating cleaning according to claim 1, wherein: the cleaning brush (7) comprises a first brush (71), a second brush (72) and brush bristles (73), wherein the surfaces of the first brush (71) and the second brush (72) are respectively provided with a plurality of brush bristles (73); the first brush (71) and the second brush (72) sequentially penetrate through the mechanism body (61) and the device shell (1) to enable the brush bristles (73) to be close to two walls of the waste gas filter screen (3).

6. A waste gas recycling apparatus facilitating cleaning according to claim 1, wherein: the catalytic converter (14) comprises an inlet (141), a shell (142), a honeycomb channel (143) and an outlet (144), wherein the shell (142) is made of a temperature-resistant stainless steel material; the inlet (141) is arranged on the side part of the shell (142), one end of the inlet (141) is communicated with the air guide hole (17), and the other end of the inlet is communicated with the honeycomb channel (143); the honeycomb type channel (143) is positioned in the shell (142) and between the inlet (141) and the outlet (144), the structure of the honeycomb type channel (143) is a honeycomb arrangement, the honeycomb type channel (143) is coated with a catalyst, and the catalyst adopts a catalyst containing platinum, palladium and rhodium; the outlet (144) is arranged at the other side part of the shell (142), one end of the outlet (144) is communicated with the honeycomb channel (143), and the other end is communicated with the air duct (13).

7. An exhaust gas recycling device convenient to clean according to claim 1, wherein the controller (10) comprises a voltage transformation module (101), a microprocessor (102), a first driving module (103), a second driving module (104) and a third driving module (105), wherein the voltage transformation module (101) is connected with an external power supply through a power line and is further connected with a switch group (9) through a power line, the microprocessor (102) is connected with the voltage transformation module (101) through a power line, an input terminal of the microprocessor (102) is connected with the switch group (9) through a signal line, an output terminal of the microprocessor (102) is sequentially connected with the first driving module (103) through a signal line, the second driving module (104) is connected with the third driving module (105), the first driving module (103) is connected with the water suction pump (4) through a signal line, the water suction pump (4) adopts a horizontal centrifugal water pump with the model number of ISW150-160, the second driving module (104) is connected with a motor (62) through a signal line, the motor adopts the model number of Y112-352, the model number of the third driving module (104) is connected with the suction pump (105) through the model number of the VSW 2-18012, the model number of the microprocessor (3) adopts the model number of the driving module (7) and the model number of the driving module (7) is adopted, the model number of the driving module (7) and the model 3) is adopted the model 3-L, the model number of the.