CN211069504U

CN211069504U - Waste gas filtering treatment device

Info

Publication number: CN211069504U
Application number: CN201921577329.9U
Authority: CN
Inventors: 盛祥; 王妍
Original assignee: Suzhou Green Su Environmental Assessment Co ltd
Current assignee: Suzhou Green Su Environmental Assessment Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-07-24
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a waste gas filtration processing apparatus relates to the technical field of environmental protection equipment, aims at solving how effectual dust with in the waste gas, peculiar smell molecule and the poisonous and harmful volatile organic compounds filtration purification's problem. Its technical scheme main points are, including box, drainage pipe, inlet channel and spray piping, drainage pipe is connected with box body bottom, and spray piping is located the box inside and is connected with the inlet channel, and the inlet channel is connected its characterized in that with box middle part: the air suction device comprises an air inlet cover, an air suction fan and an air inlet pipeline which are sequentially connected, and a bag filter is detachably connected in the air inlet cover; an activated carbon filter plate and an adsorption tank are sequentially arranged in the box body from top to bottom, an air inlet pipeline is communicated with the adsorption tank, and a spray pipe is positioned above the adsorption tank; the top of the box body is connected with an exhaust pipeline, and an exhaust fan is arranged in the exhaust pipeline. The effect of effectively filtering and purifying waste gas is achieved.

Description

Waste gas filtering treatment device

Technical Field

The utility model belongs to the technical field of the technique of environmental protection equipment and specifically relates to a waste gas filtration processing apparatus is related to.

Background

The waste gas refers to toxic and harmful gas discharged by human in the production and living process. Especially chemical plants, steel plants, pharmaceutical plants, coking plants and oil refineries, etc., the discharged waste gas has large smell and contains a large amount of dust, thus seriously polluting the environment and influencing the human health. The waste gas treatment mainly refers to the treatment of industrial waste gas such as dust particles, smoke and dust, peculiar smell gas and toxic and harmful volatile organic compounds generated in industrial places, and strict requirements are made for waste gas treatment environmental protection departments of chemical plants, and the waste gas can be discharged after the treatment of each plant reaches the standard.

Chinese patent with publication number CN205886487U discloses a waste gas filtering and purifying device, which comprises a box body, one side on box upper portion is equipped with the cover that admits air, and the opposite side is equipped with the gas outlet, the box lower part is equipped with the outlet, be equipped with water pump, drain pipe, shower and multiaspect ball layer in the box, multiaspect ball layer is located and is admitted air between cover and the gas outlet, multiaspect ball layer top is located to the shower, the output and the drain pipe one end intercommunication of water pump, the drain pipe other end and shower intercommunication.

The above prior art solutions have the following drawbacks: the waste gas is simply sprayed and filtered, only some organic matters and partial dust which are easy to dissolve in water in the waste gas can be removed, and the dust, peculiar smell molecules and toxic and harmful volatile organic matters in the waste gas cannot be effectively filtered and purified.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an exhaust gas filtration processing apparatus, it has the effect of effective filtration purification waste gas.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an exhaust gas filtering treatment device, includes box, drainage pipe, inlet channel and spray piping, drainage pipe is connected with box body bottom, spray piping is located the box inside and is connected with the inlet channel, the inlet channel is connected its characterized in that with the box middle part: the air suction device comprises an air inlet cover and an air inlet pipeline which are sequentially connected, the air inlet cover (the interior of the air inlet cover is detachably connected with a bag type filter, an air suction fan is arranged in the air inlet pipeline, an active carbon filter plate and an adsorption tank are sequentially arranged in the box body from top to bottom, the air inlet pipeline is communicated with the adsorption tank, the spraying pipeline is positioned between the adsorption tank and the active carbon filter plate, the top of the box body is connected with an exhaust pipeline, and the exhaust fan is arranged in the exhaust pipeline.

Through adopting above-mentioned technical scheme, waste gas gets into the box through the getter device, simultaneously through bag filter's prefilter, filter the dust in the waste gas tentatively, then waste gas lets in the absorption tank through the absorption of absorption pond internal water through the admission line, dispel the dust in the waste gas and the harmful volatile organic compounds who dissolves in water, waste gas emission up is spraying through the spray pipe, again filter the dust in the waste gas and the harmful volatile organic compounds who dissolves in water, peculiar smell molecule in with waste gas and dirty steam adsorption through the active carbon adsorption board get rid of, adsorb the small dust in the waste gas through the electrostatic adsorption board at last, effectually purify gas filtration.

The utility model discloses further set up to: the bag filter comprises a filter frame and a filter bag, the filter bag is detachably connected with the filter frame, and an opening of the filter bag faces an opening of the air inlet cover.

Through adopting above-mentioned technical scheme, filter frame and filter the connection of dismantling of bag, the change of the bag of being convenient for filter, help the better filtration of waste gas to purify.

The utility model discloses further set up to: the filter frame includes annular framework and is used for covering the frame lid in the framework, the border cover of crossing the filter bag is established in the framework, the frame lid is covered in the framework, it is located between framework and the frame lid to cross the filter bag border.

Through adopting above-mentioned technical scheme, the frame lid will be crossed the filter bag and fix in the framework, is convenient for cross the connection of filter bag and filter frame, conveniently changes and crosses the filter bag.

The utility model discloses further set up to: the spraying pipeline is sealed along the circumferential direction of the box body and is annular and is in contact with the inner side wall of the box body, a plurality of nozzles are arranged on the spraying pipeline, and water mist sprayed by the nozzles is formed into a net in a crossed mode.

By adopting the technical scheme, the arrangement of the spraying pipeline and the nozzle ensures that the waste gas can be fully contacted with the water mist, and further removes dust and harmful substances dissolved in water in the waste gas.

The utility model discloses further set up to: and a dial gauge for displaying the water quantity of the adsorption tank is arranged on the outer side wall of the box body.

Through adopting above-mentioned technical scheme, the graduation apparatus is used for showing the condition of the water yield in the adsorption tank, and the water yield in the control adsorption tank of being convenient for ensures that waste gas can obtain effectual filtration purification.

The utility model discloses further set up to: the refrigerator is characterized in that an opening is formed in the outer side wall of the refrigerator body, a refrigerator door is hinged to the opening of the refrigerator body, a handle is arranged on the refrigerator door, an airtight piece wraps the edge of the refrigerator door, and an airtight pad is arranged at the joint of the refrigerator body and the refrigerator door.

By adopting the technical scheme, the box door is convenient for replacing various components in the box body; the airtight piece and the airtight pad ensure the air tightness of the whole box body and ensure that waste gas can be filtered and purified.

The utility model discloses further set up to: the activated carbon filter can be dismantled with the box and be connected, is equipped with the spout on the box inner wall, activated carbon filter border be equipped with spout sliding fit's slider, spout one end extends to the box opening part.

Through adopting above-mentioned technical scheme, the setting of spout and slider is convenient for, and the change of active carbon filter ensures the utility model discloses a handle the ability of waste gas.

The utility model discloses further set up to: the active carbon filter includes top open-ended box body and is used for the lid with the box body confined, all be equipped with the bleeder vent on box body and the lid.

Through adopting above-mentioned technical scheme, be convenient for change the inside active carbon of active carbon filter.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the arrangement of the bag filter, the dust in the waste gas can be preliminarily filtered;

2. through the arrangement of the adsorption tank and the spray pipeline, harmful volatile organic compounds and dust dissolved in water in the waste gas can be adsorbed by taking water as an absorbent;

3. through the arrangement of the activated carbon filter plate, peculiar smell molecules and dirty water molecules in the waste gas can be adsorbed and filtered;

4. through the setting of electrostatic absorption board, can catch the absorption with the tiny dust material in the waste gas, effectual filtration purification waste gas.

Drawings

Fig. 1 is a schematic cross-sectional view for showing an overall structure according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view illustrating an internal structure of a getter device according to an embodiment of the present invention;

fig. 3 is an exploded schematic view of a bag filter embodying the present invention;

fig. 4 is a schematic structural diagram for showing the connection relationship between the box body and the box cover according to the embodiment of the present invention;

fig. 5 is an exploded view of an embodiment of the present invention showing a filter plate for activated carbon.

In the figure, 1, a box body; 11. an adsorption tank; 12. a spray pipe; 13. a nozzle; 14. a chute; 15. a water inlet pipe; 16. a water discharge pipeline; 17. an exhaust duct; 171. an exhaust fan; 18. a dial gauge; 2. a suction device; 21. an air intake hood; 22. an air suction fan; 23. an air intake duct; 3. a bag filter; 31. a filter frame; 311. a frame body; 312. a frame cover; 32. a filter bag; 4. a box door; 42. An airtight member; 43. an airtight pad; 5. an activated carbon filter plate; 51. a box body; 52. a cover body; 53. a slider; 54. a filter screen; 55. and an activated carbon layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a waste gas filtering treatment device, including box 1, getter device 2, inlet channel 15 and drainage pipe 16, box 1 is inside from last to being equipped with activated carbon filter 5, spray piping 12 and adsorption tank 11 down in proper order. The spray pipe 12 is communicated with the water inlet pipe 15, the spray pipe 12 is arranged and sealed along the circumferential direction of the box body 1 to be annular and contacted with the inner side wall of the box body 1, a plurality of nozzles 13 are uniformly distributed on the spray pipe 12, and water mist sprayed by the nozzles 13 is formed into a net in a crossed manner. The water discharge pipeline 16 is communicated with the adsorption tank 11 at the bottom of the box body 1. The suction device 2 is communicated with the adsorption tank 11 in the box body 1, and adsorbs and filters the waste gas in the adsorption tank 11. An exhaust duct 17 is arranged on the top of the box 4 along the vertical direction, and an exhaust fan 171 is arranged in the exhaust duct 17 and used for discharging filtered and purified waste gas through the exhaust duct 17.

Referring to fig. 2 and 3, the intake device 2 includes an intake cover 21 and an intake duct 23 connected in series. Be equipped with the fan 22 of breathing in the inlet duct 23, inlet cowl 21 is the loudspeaker form, can dismantle through the screw in the inlet cowl 21 and be connected with bag filter 3, the fan 22 of will breathing in carries out preliminary filtration in the waste gas of inlet cowl 21, bag filter 3 is including filtering frame 31 and crossing filter bag 32, it includes annular framework 311 and the housing 312 that is used for covering in framework 311 to filter frame 31, the border cover of crossing filter bag 32 is established on framework 311, housing 312 covers in framework 311, it is located between framework 311 and the housing 312 to cross filter bag 32 border, it is fixed on framework 311 by housing 312 to cross filter bag 32, be equipped with annular inlay card piece on the inlet duct 23 inside wall, framework 311 lateral wall and inlay card piece butt and through the screw detachable connection. The filter bag 32 opens into the inlet hood 21 and exhaust air is drawn into the inlet hood 21 by the suction fan 22 and flows into the inlet duct 23 after being initially filtered by the filter bag 32. The filter bag 32 in this embodiment is preferably a polypropylene needle felt having good high temperature resistance and filterability.

Referring to fig. 1 and 4, one end of the air inlet pipe 23 is communicated with the box body 1 and extends into the adsorption tank 11, and the exhaust gas is introduced into the adsorption tank 11 for adsorption filtration. Be equipped with the graduation apparatus 18 on the lateral wall that box 1 corresponds adsorption tank 11 position, graduation apparatus 18 is transparent material for show the water yield condition in the adsorption tank 11 in real time, be convenient for regulate and control the volume that the adsorption tank 11 advanced the drainage. The outer side wall of the box body 1, which corresponds to the activated carbon filter plate 5, is provided with an opening, the opening of the box body 1 is hinged with a box door 4, and the box door 4 is provided with a handle; meanwhile, the exhaust fan 171 discharges the filtered and purified exhaust gas through the exhaust duct 17, and the flow rate of the exhaust gas is higher than the flow rate of the external air, so that the pressure inside the box body 1 is lower, and the exhaust gas is further sucked into the box door 4. Be equipped with slider 53 on the lateral wall of active carbon filter 5, be equipped with on the 1 inside wall of box along the horizontal direction with slider 53 sliding fit's spout 14, spout 14 one end extends to 1 opening part of box.

Referring to fig. 5, the activated carbon filter 5 includes top open-ended box body 51 and is used for the lid 52 with box body 51 confined, all is equipped with the bleeder vent on box body 51 and the lid 52, and box body 51 is inside to be equipped with filter screen 54, and filter screen 54 is last to be laid and is equipped with activated carbon layer 55, can open activated carbon filter 5 when activated carbon layer 55's adsorption efficiency is not enough, changes activated carbon layer 55.

The specific implementation process comprises the following steps: firstly, starting an air suction fan 22 to suck waste gas into an air inlet cover 21, enabling the waste gas to flow into an air inlet pipeline 23 after primary filtration of a bag filter 3 of the air inlet cover 21, enabling the air inlet pipeline 23 to lead the waste gas into an adsorption tank 11, and enabling the waste gas to float upwards after adsorption filtration of the adsorption tank 11; then the water smoke sprayed out from the nozzle 13 of the spraying pipeline 12 adsorbs and filters the waste gas again, finally the waste gas is adsorbed and filtered by the activated carbon filter plate 5, so that the peculiar smell molecules and the dirty water in the waste gas are removed, the waste gas filtration is completed, and the filtered and purified waste gas is discharged through the exhaust pipeline 17 by the exhaust fan 171.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an exhaust gas filtering treatment device, includes box (1), drainage pipe (16), inlet channel (15) and spray piping (12), drainage pipe (16) are connected with box (1) body bottom, spray piping (12) are located box (1) inside and are connected with inlet channel (15), inlet channel (15) are connected its characterized in that with box (1) middle part: the air purifier also comprises an air suction device (2), wherein the air suction device (2) comprises an air inlet cover (21) and an air inlet pipeline (23) which are sequentially connected, a bag filter (3) is detachably connected in the air inlet cover (21), and an air suction fan (22) is arranged in the air inlet pipeline (23); an active carbon filter plate (5) and an adsorption tank (11) are sequentially arranged in the box body (1) from top to bottom, the air inlet pipeline (23) is communicated with the adsorption tank (11), and the spray pipeline (12) is positioned between the adsorption tank (11) and the active carbon filter plate (5); the top of the box body (1) is connected with an exhaust pipeline (17), and an exhaust fan (171) is arranged in the exhaust pipeline (17).

2. The exhaust gas filtering treatment device according to claim 1, wherein: bag filter (3) are including filtering frame (31) and filter bag (32), filter bag (32) can be dismantled with filtering frame (31) and be connected, the opening of filter bag (32) is towards air inlet cover (21) opening part.

3. An exhaust gas filtering treatment device according to claim 2, characterized in that: filter frame (31) including annular framework (311) and be used for covering framed lid (312) on framework (311), the border cover of crossing filter bag (32) is established on framework (311), framed lid (312) lid is on framework (311), it is located between framework (311) and framed lid (312) to cross filter bag (32) border.

4. The exhaust gas filtering treatment device according to claim 1, wherein: the spray pipe (12) is arranged in the circumferential direction of the box body (1) and is sealed to form an annular shape and is in contact with the inner side wall of the box body (1), a plurality of nozzles (13) are arranged on the spray pipe (12), and water mist sprayed out of the nozzles (13) is formed into a net in a crossed mode.

5. The exhaust gas filtering treatment device according to claim 1, wherein: and a dial gauge (18) for displaying the water quantity of the adsorption tank (11) is arranged on the outer side wall of the box body (1).

6. The exhaust gas filtering treatment device according to claim 1, wherein: the refrigerator is characterized in that an opening is formed in the outer side wall of the refrigerator body (1), the opening of the refrigerator body (1) is hinged to a refrigerator door (4), a handle (41) is arranged on the refrigerator door (4), an airtight piece (42) wraps the edge of the refrigerator door (4), and an airtight pad (43) is arranged at the joint of the refrigerator body (1) and the refrigerator door (4).

7. The exhaust gas filtering treatment device according to claim 6, wherein: activated carbon filter (5) can be dismantled with box (1) and be connected, is equipped with spout (14) that are used for taking activated carbon filter (5) out on box (1) inside wall, activated carbon filter (5) border is equipped with slider (53) with spout (14) sliding fit, spout (14) one end extends to box (1) opening part.

8. The exhaust gas filtering treatment device according to claim 1, wherein: the active carbon filter plate (5) include top open-ended box body (51) and be used for lid (52) with box body (51) confined, all be equipped with bleeder vent (56) on box body (51) and lid (52).