CN210497586U

CN210497586U - Waste gas treatment device of sewage treatment tank

Info

Publication number: CN210497586U
Application number: CN201921431806.0U
Authority: CN
Inventors: 彭少辉
Original assignee: Shenzhen Yuemao Environmental Protection Technology Co Ltd
Current assignee: Shenzhen Yuemao Environmental Protection Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-12
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to the technical field of accessories of waste gas treatment equipment, in particular to a waste gas treatment device of a sewage treatment pool, which can automatically close two groups of air inlets when an air pump assembly does not work, thereby reducing the probability of the phenomenon that two groups of air inlets are not plugged or plugged in a non-compact manner in time due to human factors, namely reducing the probability of waste gas diffusing into the surrounding air, and improving the use reliability of the waste gas treatment device of the sewage treatment pool; the device comprises a tank body, a cover plate, an air pumping pump assembly, a mounting plate and an air storage tank assembly, wherein a containing cavity is arranged in the tank body; the gas collecting device further comprises two groups of extrusion springs, two groups of extrusion plates, two groups of driving rods, two groups of baffle plates, two groups of supporting plates, two groups of limiting rods and two groups of protective caps, wherein the inner ends of the two groups of driving rods respectively penetrate through the two groups of gas inlet holes from the left side and the right side of the cover plate and respectively extend into the gas collecting groove.

Description

Waste gas treatment device of sewage treatment tank

Technical Field

The utility model relates to a waste gas treatment equipment auxiliary device's technical field especially relates to a waste gas treatment device in sewage treatment pond.

Background

As is well known, in the process of sewage treatment, sewage in a sewage treatment tank emits odorous waste gas, which not only pollutes surrounding air, but also threatens the health of surrounding residents, so that the waste gas emitted by the sewage treatment tank needs to be scientifically treated, wherein the waste gas treatment device of the sewage treatment tank is a device for collecting waste gas emitted by the sewage in the process of sewage treatment, and is widely used in the field of sewage treatment; the waste gas treatment device of the existing sewage treatment tank comprises a tank body, a cover plate, an air pumping pump assembly, a mounting plate and an air storage tank assembly, wherein a containing cavity is arranged inside the tank body, the top of the left end and the bottom of the right end of the containing cavity are respectively communicated and provided with an inlet pipe and an outlet pipe, the bottom end of the cover plate is clung to the top end of the tank body, the bottom end of the cover plate is provided with an air collecting tank, the left end of the mounting plate is connected with the top of the right end of the tank body, the bottom ends of the air pumping pump assembly and the air storage tank assembly are both mounted at the top end of the mounting plate, the output end of the air pumping pump assembly is communicated with the input end of the air storage; when the waste gas treatment device of the existing sewage treatment tank is used, firstly, waste gas emitted by sewage in a containing cavity of a tank body is gathered in a gas collecting tank, then under the pumping action of an air pumping pump assembly, the waste gas in the gas collecting tank enters an air pumping pump assembly through an air inlet pipe, the waste gas is conveyed into a gas storage tank assembly by the air pumping pump assembly to be collected, meanwhile, two groups of air inlets of a cover plate continuously supplement fresh air to the gas collecting tank to maintain the stability of air pressure in the gas collecting tank, and finally, after the waste gas in the gas storage tank assembly reaches a certain amount, the waste gas in the gas storage tank assembly is conveyed to a designated department to be subjected to waste gas purification treatment; the waste gas treatment device of the existing sewage treatment tank finds that when the air pump assembly is shut down due to the maintenance and repair of the air storage tank assembly or the air pump assembly, due to human factors, if a worker does not plug two groups of air inlets or plug loosely, waste gas can still diffuse into the surrounding air, so that the use reliability of the waste gas treatment device of the existing sewage treatment tank is reduced, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides a can close two sets of inlet ports automatically when the pump package spare does not work, consequently reduced because the reason of human factor and in time with the probability that two sets of inlet ports shutoff or the uncompacted phenomenon of shutoff take place, reduced the probability in exhaust gas diffusion to the peripheral air promptly, therefore improved the exhaust treatment device's in sewage treatment pond use reliability to the exhaust treatment device in sewage treatment pond of reinforcing practicality.

The utility model discloses a waste gas treatment device of sewage treatment pond, including the cell body, the apron, the air pump subassembly, mounting panel and gas holder subassembly, the inside of cell body is provided with holds the chamber, the left end top and the right-hand member bottom in holding the chamber communicate respectively and are provided with inlet tube and outlet pipe, the bottom of apron is hugged closely with the top of cell body, the bottom of apron is provided with the gas collecting tank, the left end of mounting panel is connected with the right-hand member top of cell body, the bottom of air pump subassembly and gas holder subassembly is all installed at the top of mounting panel, the output of air pump subassembly communicates with the input of gas holder subassembly, the upside input intercommunication of air pump subassembly is provided with the intake pipe, the input of intake pipe communicates with the gas collecting tank, the left end; the inner ends of the two groups of driving rods respectively penetrate through the two groups of air inlets from the left side and the right side of the cover plate and respectively extend into the air collecting groove, the outer ends of the two groups of driving rods are respectively connected with the inner ends of the two groups of baffles, the inner ends of the two groups of driving rods are respectively connected with the outer ends of the two groups of pressing plates, the two groups of pressing springs are respectively movably sleeved with the two groups of driving rods, the outer ends and the inner ends of the two groups of pressing springs are respectively clung to the inner ends of the two groups of baffles and the left end and the right end of the cover plate, the outer ends of the two groups of supporting plates are respectively connected with the inner side walls of the bottom areas of the inner ends of the two groups of air inlets of the air collecting groove, the top ends of the two groups of supporting plates are respectively provided with two groups of limiting slide holes in a penetrating manner, and the two groups of limiting slide holes are respectively clamped with the, the top ends and the bottom ends of the two groups of limiting rods are respectively connected with the bottom ends of the extrusion plates and the top ends of the two groups of protective caps, the bottom ends of the two groups of extrusion plates are respectively and slidably attached to the top ends of the two groups of supporting plates, and the top ends of the two groups of protective caps are respectively and closely attached to the bottom ends of the two groups of supporting plates.

The utility model discloses a waste gas treatment device in sewage treatment pond still includes the protecting frame, the top of cell body is provided with the closed draw-in groove, the protecting frame clamps with the closed draw-in groove is fixed, the top of protecting frame is connected with the bottom of apron.

The utility model discloses a waste gas treatment device in sewage treatment pond still includes sealed the pad, sealed inside wall and the lateral wall that fills up are sealed hugging closely with the lateral wall of protective frame and the inside wall of sealing the draw-in groove respectively.

The utility model discloses an exhaust treatment device in sewage treatment pond still includes two sets of seal ring, two sets of seal ring suit with two sets of drive rods respectively, two sets of seal ring's outer end is sealed hugging closely with the inner of two sets of inlet ports of gas collecting tank respectively, two sets of seal ring's outer end is hugged closely with the outer end of two sets of stripper plates respectively.

The utility model discloses a waste gas treatment device in sewage treatment pond still includes the switch board, the top left side intercommunication of the gas collecting tank of apron is provided with the manhole, the right-hand member of switch board is articulated with the top right part area outer lateral wall of manhole, the left end of switch board and the top left side spiral shell dress of apron, the bottom of switch board is provided with sealed guard plate, the bottom of sealed guard plate is hugged closely with the top lateral wall of manhole.

The utility model discloses a waste gas treatment device in sewage treatment pond, the top left side and the right side of two sets of helmet all are provided with two sets of auxiliary tanks, be provided with two sets of auxiliary wheels in two sets of auxiliary tanks respectively.

The utility model discloses a waste gas treatment device in sewage treatment pond still includes the handle, the bottom of handle is connected with the top left side of cubical switchboard.

The utility model discloses a waste gas treatment device in sewage treatment pond still includes anti-skidding handle cover, the fixed suit of handheld end of anti-skidding handle cover and handle.

Compared with the prior art, the beneficial effects of the utility model are that: when the air suction pump component sucks air from the containing cavity of the tank body and the air collecting groove of the cover plate, because the water inlet pipe and the water outlet pipe are both in a state that the valves are closed when sewage is treated in the containing cavity of the tank body, negative pressure can occur in the air collecting groove, at the moment, under the pushing of the atmospheric pressure, the two groups of squeezing plates on the inner sides of the two groups of air inlet holes can be pushed away, at the moment, outside air can enter the air collecting groove through the two groups of air inlet holes, so that the air in the air collecting groove forms virtuous circle to bring waste gas into the air storage tank component, when the air storage tank component is replaced or the air suction pump component is maintained to stop the air suction pump component, at the moment, negative pressure is not generated in the air collecting groove any more, therefore, the two groups of squeezing springs respectively push the two groups of, simultaneously two sets of backup pads, two sets of gag lever posts and two sets of protective caps cooperation are spacing to two sets of pressure plates, it is crooked to avoid two sets of stripper plates to take place, after the outer end of two sets of stripper plates is hugged closely with the left end and the right-hand member of gas collecting tank once more, at this moment two sets of inlet ports all no longer with the gas collecting tank intercommunication, thereby through closing two sets of inlet ports automatically when the pump subassembly of bleeding is inoperative, the probability that the phenomenon takes place that in time will not block up two sets of inlet ports or shutoff is uncompacted because of the reason of human factor has been reduced, the probability in the air of waste gas diffusion to the periphery has been reduced promptly, therefore improved the exhaust treatment device's of sewage treatment pond reliability in utilization.

Drawings

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

fig. 2 is a schematic view of a partially enlarged structure of a;

FIG. 3 is a schematic view of the connection structure of the stop lever and the helmet of the present invention;

FIG. 4 is a schematic view of the connection structure of the tank body and the closed slot of the present invention;

FIG. 5 is a schematic view of the connection structure of two sets of auxiliary wheels and two sets of auxiliary grooves;

in the drawings, the reference numbers: 1. a tank body; 2. a cover plate; 3. an air extraction pump assembly; 4. mounting a plate; 5. a gas tank assembly; 6. a containing cavity; 7. a water inlet pipe; 8. a water outlet pipe; 9. a gas collecting tank; 10. an air inlet pipe; 11. two groups of air inlet holes; 12. two sets of compression springs; 13. two groups of extrusion plates; 14. two sets of driving rods; 15. two sets of baffles; 16. two sets of support plates; 17. two sets of limiting rods; 18. two groups of protective caps; 19. a protective frame; 20. sealing the clamping groove; 21. a gasket; 22. two sets of sealing gaskets; 23. a switch plate; 24. sealing the protection plate; 25. two sets of auxiliary grooves; 26. two sets of auxiliary wheels; 27. a handle; 28. an anti-slip handle sleeve; 29. two groups of limiting slide holes; 30. a manhole.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the waste gas treatment device of a sewage treatment tank of the present invention comprises a tank body 1 and a cover plate 2, the air suction pump assembly 3, the mounting plate 4 and the air storage tank assembly 5, a containing cavity 6 is arranged inside the tank body 1, the top of the left end and the bottom of the right end of the containing cavity 6 are respectively communicated with a water inlet pipe 7 and a water outlet pipe 8, the bottom end of the cover plate 2 is attached to the top end of the tank body 1, the bottom end of the cover plate 2 is provided with an air collecting tank 9, the left end of the mounting plate 4 is connected with the top of the right end of the tank body 1, the bottom ends of the air suction pump assembly 3 and the air storage tank assembly 5 are both mounted at the top end of the mounting plate 4, the output end of the air suction pump assembly 3 is communicated with the input end of the air storage tank assembly 5, the upper input end of the air suction pump assembly 3 is communicated; the gas collecting device further comprises two groups of extrusion springs 12, two groups of extrusion plates 13, two groups of driving rods 14, two groups of baffle plates 15, two groups of supporting plates 16, two groups of limiting rods 17 and two groups of protective caps 18, wherein the inner ends of the two groups of driving rods 14 respectively penetrate through the two groups of gas inlet holes 11 from the left side and the right side of the cover plate 2 and respectively extend into the gas collecting groove 9, the outer ends of the two groups of driving rods 14 are respectively connected with the inner ends of the two groups of baffle plates 15, the inner ends of the two groups of driving rods 14 are respectively connected with the outer ends of the two groups of extrusion plates 13, the two groups of extrusion springs 12 are respectively movably sleeved with the two groups of driving rods 14, the outer ends and the inner ends of the two groups of extrusion springs 12 are respectively clung to the inner ends of the two groups of baffle plates 15 and the left end and the right end of the cover plate 2, the outer ends of the two groups of supporting, the two groups of limiting sliding holes 29 are respectively clamped with the two groups of limiting rods 17 in a sliding manner, the top ends and the bottom ends of the two groups of limiting rods 17 are respectively connected with the bottom ends of the extrusion plates and the top ends of the two groups of protective caps 18, the bottom ends of the two groups of extrusion plates 13 are respectively attached to the top ends of the two groups of supporting plates 16 in a sliding manner, and the top ends of the two groups of protective caps 18 are respectively attached to the bottom ends of the two groups of supporting plates 16 in a clin; when the air suction pump component sucks air from the containing cavity of the tank body and the air collecting groove of the cover plate, because the water inlet pipe and the water outlet pipe are both in a state that the valves are closed when sewage is treated in the containing cavity of the tank body, negative pressure can occur in the air collecting groove, at the moment, under the pushing of the atmospheric pressure, the two groups of squeezing plates on the inner sides of the two groups of air inlet holes can be pushed away, at the moment, outside air can enter the air collecting groove through the two groups of air inlet holes, so that the air in the air collecting groove forms virtuous circle to bring waste gas into the air storage tank component, when the air storage tank component is replaced or the air suction pump component is maintained to stop the air suction pump component, at the moment, negative pressure is not generated in the air collecting groove any more, therefore, the two groups of squeezing springs respectively push the two groups of, simultaneously two sets of backup pads, two sets of gag lever posts and two sets of protective caps cooperation are spacing to two sets of pressure plates, it is crooked to avoid two sets of stripper plates to take place, after the outer end of two sets of stripper plates is hugged closely with the left end and the right-hand member of gas collecting tank once more, at this moment two sets of inlet ports all no longer with the gas collecting tank intercommunication, thereby through closing two sets of inlet ports automatically when the pump subassembly of bleeding is inoperative, the probability that the phenomenon takes place that in time will not block up two sets of inlet ports or shutoff is uncompacted because of the reason of human factor has been reduced, the probability in the air of waste gas diffusion to the periphery has been reduced promptly, therefore improved the exhaust treatment device's of sewage treatment pond reliability in utilization.

The waste gas treatment device of the sewage treatment tank of the utility model also comprises a protective frame 19, the top end of the tank body 1 is provided with a closed clamping groove 20, the protective frame 19 is fixedly clamped with the closed clamping groove 20, and the top end of the protective frame 19 is connected with the bottom end of the cover plate 2; cooperate through protective frame and closed draw-in groove, reduced the probability that the apron takes place the skew on the top of cell body on the one hand, the two structure of on the other hand is labyrinth structure, has further improved the leakproofness to the practicality has been strengthened.

The utility model discloses a waste gas treatment device of a sewage treatment tank, which also comprises a sealing gasket 21, wherein the inner side wall and the outer side wall of the sealing gasket 21 are respectively sealed and clung to the outer side wall of a protective frame 19 and the inner side wall of a closed clamping groove; install between protection frame and closed draw-in groove through sealed the pad, further improved the leakproofness between apron and the cell body, reduced the probability of gas leakage to the reliability has been strengthened.

The waste gas treatment device of the sewage treatment tank of the utility model also comprises two groups of sealing washers 22, wherein the two groups of sealing washers 22 are respectively sleeved with the two groups of driving rods 14, the outer ends of the two groups of sealing washers 22 are respectively sealed and clung to the inner ends of the two groups of air inlet holes 11 of the air collecting groove 9, and the outer ends of the two groups of sealing washers 22 are respectively clung to the outer ends of the two groups of extrusion plates 13; the two groups of the extrusion plates and the two groups of the air inlets are limited through the two groups of the sealing gaskets, so that the probability of gaps between the two groups of the extrusion plates and the two groups of the air inlets is reduced, and the practicability is enhanced.

The utility model discloses a waste gas treatment device of sewage treatment pond still includes switch plate 23, and the top left side intercommunication of the gas collecting tank 9 of apron 2 is provided with manhole 30, and the right-hand member of switch plate 23 is articulated with the outside lateral wall of the top right part area of manhole 30, and the left end of switch plate 23 and the top left side spiral shell dress of apron 2, and the bottom of switch plate 23 is provided with sealed guard plate 24, and the bottom of sealed guard plate 24 is hugged closely with the top lateral wall of manhole 30; make the cell body hold the interior medicine of offeing medicine or other sewage treatment operations more convenient through the manhole, and the cooperation of apron and sealed guard plate has then reduced the probability of manhole gas leakage to the practicality has been strengthened.

In the waste gas treatment device of the sewage treatment tank, the left side and the right side of the top ends of two groups of protective caps 18 are respectively provided with two groups of auxiliary grooves 25, and two groups of auxiliary wheels 26 are respectively arranged in the two groups of auxiliary grooves 25; sliding friction between the protective cap and the supporting plate is changed into rolling friction through the auxiliary wheel, so that friction resistance is reduced, the resetting of the extrusion plate is smoother, the abrasion of the protective cap is reduced, and the practicability is enhanced.

The waste gas treatment device of the sewage treatment tank of the utility model also comprises a handle 27, the bottom end of the handle 27 is connected with the left side of the top end of the switch board 23; make the control of cubical switchboard more convenient through the handle to the practicality has been strengthened.

The waste gas treatment device of the sewage treatment tank of the utility model also comprises an anti-skid handle sleeve 28, the anti-skid handle sleeve 28 is fixedly sleeved with the handheld end of the handle 27; the friction coefficient of the handheld end of the handle is increased through the anti-skidding handle sleeve, so that the probability that the hand slips on the handle when the switch board is controlled through the handle is reduced, and the practicability is enhanced.

The utility model discloses a waste gas treatment device of sewage treatment pond, it is at work, the waste gas that at first the cell body held the sewage that the intracavity distributes can gather in the gas collecting tank, when the aspiration pump subassembly bleeds to the gas collecting tank of the chamber that holds of cell body and apron, because when holding intracavity sewage treatment of cell body, inlet tube and outlet pipe are in the state that the valve is closed, consequently negative pressure can appear in the gas collecting tank, at this moment under the promotion of atmospheric pressure, two sets of stripper plates of two sets of inlet ports inboard can be pushed open, at this moment outside air can enter into the gas collecting tank through two sets of inlet ports, so that the air in the gas collecting tank forms virtuous circle and brings waste gas into the gas holder subassembly, and after the maintenance of jar subassembly or aspiration pump subassembly makes the machine halt of bleeding, at this moment no longer produce the negative pressure in the gas collecting tank, consequently two sets of extrusion springs promote two sets of baffles respectively and move to the outside, simultaneously two sets of baffles are respectively through two sets of drive poles to the outside two sets of stripper plates of pulling to the outside slip, two sets of backup pads simultaneously, two sets of gag lever posts and two sets of helmet cooperation are spacing to two sets of pressure plates, avoid two sets of stripper plates to take place crooked, after the outer end of two sets of stripper plates is hugged closely with the left end and the right-hand member of gas collecting tank once more, at this moment two sets of inlet ports all no longer with the gas collecting tank intercommunication, after the waste gas in the gas storage tank subassembly reaches certain volume at last, carry the waste gas in the gas storage tank subassembly to appointed department and carry out exhaust purification and handle can.

The terms "front", "rear", "left", "right" and the like as used herein are for illustrative purposes only.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A waste gas treatment device of a sewage treatment tank comprises a tank body (1), a cover plate (2), an air pump assembly (3), a mounting plate (4) and a gas storage tank assembly (5), wherein a containing cavity (6) is arranged inside the tank body (1), the top of the left end and the bottom of the right end of the containing cavity (6) are respectively communicated with a water inlet pipe (7) and a water outlet pipe (8), the bottom end of the cover plate (2) is tightly attached to the top end of the tank body (1), a gas collecting groove (9) is arranged at the bottom end of the cover plate (2), the left end of the mounting plate (4) is connected with the top of the right end of the tank body (1), the bottoms of the air pump assembly (3) and the gas storage tank assembly (5) are both mounted at the top end of the mounting plate (4), the output end of the air pump assembly (3) is communicated with the input end of, the input end of the air inlet pipe (10) is communicated with the air collecting groove (9), and the left end and the right end of the air collecting groove (9) are respectively communicated with two groups of air inlet holes (11); the device is characterized by further comprising two groups of extrusion springs (12), two groups of extrusion plates (13), two groups of driving rods (14), two groups of baffle plates (15), two groups of supporting plates (16), two groups of limiting rods (17) and two groups of protective caps (18), wherein the inner ends of the two groups of driving rods (14) respectively penetrate through the two groups of air inlets (11) from the left side and the right side of the cover plate (2) and respectively extend into the air collecting groove (9), the outer ends of the two groups of driving rods (14) are respectively connected with the inner ends of the two groups of baffle plates (15), the inner ends of the two groups of driving rods (14) are respectively connected with the outer ends of the two groups of extrusion plates (13), the two groups of extrusion springs (12) are respectively movably sleeved with the two groups of driving rods (14), the outer ends and the inner ends of the two groups of extrusion springs (12) are respectively clung to the inner ends of the two groups of baffle plates (15, the outer ends of the two groups of supporting plates (16) are respectively connected with the inner side walls of the bottom areas of the inner ends of the two groups of air inlet holes (11) of the air collecting tank (9), the top ends of the two groups of supporting plates (16) are respectively provided with two groups of limiting slide holes (29), the two groups of limiting slide holes (29) are respectively clamped with the two groups of limiting rods (17) in a sliding mode, the top ends and the bottom ends of the two groups of limiting rods (17) are respectively connected with the bottom ends of the extrusion plates and the top ends of the two groups of protective caps (18), the bottom ends of the two groups of extrusion plates (13) are respectively attached to the top ends of the two groups of supporting plates (16) in a sliding mode, and the top ends of the two groups of protective caps (18) are.

2. The waste gas treatment device of the sewage treatment tank according to claim 1, further comprising a protective frame (19), wherein a closed clamping groove (20) is formed at the top end of the tank body (1), the protective frame (19) is fixedly clamped with the closed clamping groove (20), and the top end of the protective frame (19) is connected with the bottom end of the cover plate (2).

3. The waste gas treatment device of a sewage treatment pool according to claim 2, further comprising a sealing gasket (21), wherein the inner side wall and the outer side wall of the sealing gasket (21) are tightly and tightly attached to the outer side wall of the protective frame (19) and the inner side wall of the closed clamping groove respectively.

4. The waste gas treatment device of a sewage treatment pool according to claim 3, further comprising two sets of sealing gaskets (22), wherein the two sets of sealing gaskets (22) are respectively sleeved with the two sets of driving rods (14), the outer ends of the two sets of sealing gaskets (22) are respectively sealed and tightly attached to the inner ends of the two sets of air inlets (11) of the air collecting groove (9), and the outer ends of the two sets of sealing gaskets (22) are respectively tightly attached to the outer ends of the two sets of squeezing plates (13).

5. The waste gas treatment device of the sewage treatment tank according to claim 4, further comprising a switch board (23), wherein a manhole (30) is arranged on the left side of the top end of the gas collecting groove (9) of the cover board (2) in a communicating manner, the right end of the switch board (23) is hinged to the outer side wall of the right portion of the top end of the manhole (30), the left end of the switch board (23) is screwed to the left side of the top end of the cover board (2), a sealing protection plate (24) is arranged at the bottom end of the switch board (23), and the bottom end of the sealing protection plate (24) is tightly attached to the outer side wall of the top end of the manhole (30).

6. An exhaust gas treatment device for sewage treatment ponds according to claim 5, characterized in that two sets of auxiliary grooves (25) are provided at the left and right sides of the top ends of the two sets of protective caps (18), and two sets of auxiliary wheels (26) are provided in the two sets of auxiliary grooves (25), respectively.

7. An exhaust gas treatment device for sewage treatment ponds according to claim 6, characterized by further comprising a handle (27), wherein the bottom end of said handle (27) is connected to the left side of the top end of said switch board (23).

8. The waste gas treatment device of a sewage treatment pool according to claim 7, further comprising an anti-slip handle sleeve (28), wherein the anti-slip handle sleeve (28) is fixedly sleeved with the handheld end of the handle (27).