CN111135676B

CN111135676B - Ozone-containing waste gas treatment device

Info

Publication number: CN111135676B
Application number: CN202010060741.4A
Authority: CN
Inventors: 许忠晖; 滕蔚珺; 邓华芳
Original assignee: Shanghai Tiancheng Environmental Protection Co ltd
Current assignee: Shanghai Tiancheng Environmental Protection Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2021-12-31
Anticipated expiration: 2040-01-19
Also published as: CN111135676A

Abstract

The invention discloses an ozone-containing waste gas treatment device, which relates to the technical field of waste gas treatment, and adopts the technical scheme that the ozone-containing waste gas treatment device comprises a tower body, a first partition plate, a second partition plate, a heating plate, a liquid inlet pipe, a liquid storage box, two supporting shafts and a chassis; a valve mechanism is arranged between the first partition plate and the second partition plate; a power supply is fixed at the bottom of the second partition plate; a switching device is arranged in the tower body; the top of the chassis is rotatably provided with a screw, and the peripheral surfaces of the two support shafts are provided with a baffle cover in a sliding manner; a liquid outlet mechanism is arranged in the tower body; the valve mechanism comprises a first motor arranged on the outer peripheral surface of the tower body, a lead screw fixed at the output end of the first motor and a valve which is arranged on the opposite inner sides of the first partition plate and the second partition plate in a sliding manner along the length direction of the lead screw and is in threaded connection with the lead screw; the first belt wheel is fixed on the outer peripheral surface of the screw rod. The invention solves the problem of incomplete active carbon adsorption caused by overhigh ozone content and achieves the effect of reducing the ozone content in the waste gas before the active carbon adsorption.

Description

Ozone-containing waste gas treatment device

Technical Field

The invention relates to the technical field of waste gas treatment, in particular to an ozone-containing waste gas treatment device.

Background

At present, ozone has high chemical reaction activity and strong irritation, and is harmful to human health. It mainly stimulates and damages the respiratory tract, and may damage the central system, and also has mild stimulation to eyes. When the concentration is increased, there is direct damage to both human and biological tissues.

The prior art can refer to chinese patent publication No. CN101745286A, which discloses an ozone-containing exhaust gas treatment device in which an exhaust gas containing ozone flows into an activated carbon tower. In the activated carbon tower, ozone in the exhaust gas is decomposed by activated carbon. The exhaust gas treatment device is provided with a gas concentration meter for monitoring the ozone gas concentration, and simultaneously, in the branch flow path, the ozone-containing exhaust gas is absorbed by air and finally discharged to the atmosphere through a blower.

However, in the above exhaust gas treatment apparatus, a spraying apparatus for spraying clean water to the ozone-containing exhaust gas is not provided, and there is a possibility that when the ozone-containing exhaust gas contacts the activated carbon, the ozone content in the exhaust gas is high, which may result in incomplete adsorption of the activated carbon.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an ozone-containing waste gas treatment device, which achieves the effect of reducing the ozone content in waste gas before activated carbon adsorption by arranging a spraying device in a tower body.

The above object of the present invention is achieved by the following technical solutions:

an ozone-containing waste gas treatment device comprises a tower body, a first clapboard and a second clapboard which are fixed on the inner peripheral surface of the tower body, a heating plate fixed on the inner peripheral surface of the tower body, a liquid inlet pipe fixed on the inner peripheral surface of the tower body, a liquid storage box fixed at the end part of the liquid inlet pipe, two supporting shafts fixed on the outer bottom surface of the liquid storage box and a chassis fixed at the bottoms of the two supporting shafts; a valve mechanism is arranged between the first partition plate and the second partition plate; a power supply for supplying power to the heating plate is fixed at the bottom of the second partition plate; a switching device used for connecting the heating plate and a power supply is arranged in the tower body; a screw rod is rotatably arranged at the top of the chassis, and the peripheral surfaces of the two support shafts are vertically provided with a blocking cover in a sliding manner; the blocking cover is in threaded connection with the screw; a liquid outlet mechanism for driving the screw to rotate is arranged in the tower body;

the valve mechanism comprises a first motor arranged on the outer peripheral surface of the tower body, a lead screw fixed at the output end of the first motor and a valve which is arranged on the opposite inner sides of the first partition plate and the second partition plate in a sliding manner along the length direction of the lead screw and is in threaded connection with the lead screw; and a first belt wheel is fixed on the outer peripheral surface of the lead screw.

Through adopting above-mentioned technical scheme, gaseous back that gets into the tower body, the hot plate circular telegram heats gas for ozone is met thermal decomposition in the waste gas. The liquid outlet mechanism drives the screw rod to rotate, the screw rod drives the blocking cover to move downwards, water enters the liquid inlet pipe from the liquid storage box and flows out downwards through the liquid outlet, and partial ozone is dissolved in the water through water spraying, so that the concentration of the ozone in the waste gas is reduced conveniently. The first motor drives the screw rod to rotate, the screw rod drives the valve to move through matching with the valve threads, and therefore the waste gas can continuously flow upwards to be contacted with the catalyst; then the ozone is absorbed by the adsorption of the active carbon.

The present invention in a preferred example may be further configured to: the liquid outlet mechanism comprises two first fixed shafts respectively fixed on the opposite inner sides of the tower body, two second belt wheels respectively rotatably mounted at the opposite ends of the two first fixed shafts, a second fixed shaft fixed at one side of the tower body close to the first fixed shaft, a support piece fixed at one end of the second fixed shaft close to the second belt wheel, a third belt wheel rotatably mounted at the top of the support piece, a mounting through hole formed at the top of the third belt wheel, and a telescopic shaft vertically slidably arranged in the mounting through hole; the bottom of the telescopic shaft is fixedly provided with a driving rotating shaft; the outer peripheral surface of the telescopic shaft is vertically provided with a fixing piece in a sliding manner, and the bottom of the fixing piece is fixed with a positioning disc; a driven rotating shaft is fixed at the top of the screw rod; and a matching component for driving the driven rotating shaft to rotate is arranged between the driving rotating shaft and the driven rotating shaft.

By adopting the technical scheme, the first belt wheel drives the third belt wheel to rotate through the second belt wheel, the third belt wheel drives the telescopic shaft to rotate, and the telescopic shaft drives the driving rotating shaft to rotate; the driving rotating shaft drives the driven rotating shaft to rotate through the matching component, the driven rotating shaft drives the screw to rotate, and the blocking cover is conveniently driven to move downwards through the rotation of the screw, so that clean water flows out of the liquid storage box; the clear water is splashed to the periphery after being poured downwards to contact the base plate, so that the clear water is contacted with the waste gas entering the tower body.

The present invention in a preferred example may be further configured to: a return spring is fixed at the top of the fixing piece, and the top end of the return spring is fixedly connected with the bottom end of the supporting piece; the locating disc top is fixed with spacing axle, spacing through-hole has been seted up to support piece bottom, spacing axle sets up in spacing through-hole along vertical sliding.

By adopting the technical scheme, when the driving rotating shaft is contacted with the driven rotating shaft, the reset spring is in a stretching state and applies upward elastic force to the fixing piece, so that the fixing piece is driven to reset upwards through the reset spring.

The present invention in a preferred example may be further configured to: the matching assembly comprises a plurality of wedge-shaped blocks which are uniformly distributed on the opposite inner sides of the driving rotating shaft and the driven rotating shaft along the circumferential direction of the driving rotating shaft and the driven rotating shaft respectively, a wedge-shaped groove is formed between every two adjacent wedge-shaped blocks, and each wedge-shaped block is used for being clamped with the wedge-shaped groove.

Through adopting above-mentioned technical scheme, the back is contacted with passive pivot in initiative pivot, and every wedge all with a wedge groove block, the wedge rotates the in-process and applys the effort along initiative pivot circumference to the wedge groove to make the initiative pivot drive passive pivot and rotate, thereby drive the screw rod through the third band pulley and rotate.

The present invention in a preferred example may be further configured to: the switch device comprises a first connecting piece and a second connecting piece which are fixed at the bottom of the second partition plate, a sliding shaft which penetrates through the first connecting piece and is connected with the first connecting piece in a sliding manner along the axial direction of the screw rod, a first matching piece which is fixed at one end of the sliding shaft, far away from the first motor, and a second matching piece which is fixed at one side of the second connecting piece, close to the first matching piece; a rotating mechanism for separating the first fitting part and the second fitting part is arranged in the tower body;

the rotating mechanism comprises a third fixing shaft fixed on one side of the tower body close to the first fixing shaft, a first bevel gear fixed at one end of the third fixing shaft close to the supporting piece, a rotating circular tube rotatably mounted on the peripheral surface of the third fixing shaft, a first L shaft fixed on the peripheral surface of the rotating circular tube, a first sleeve fixed at one end of the first L shaft far away from the rotating circular tube, a second L shaft rotatably mounted in the first sleeve, and a second bevel gear fixed at one end of the second L shaft close to the first bevel gear and meshed with the first bevel gear; a spacer is fixed at one end of the second L shaft, which is far away from the second bevel gear; a separation assembly for separating the first fitting piece and the second fitting piece is arranged between the isolating piece and the first fitting piece; a pressing component for driving the fixing piece to move downwards is arranged between the isolating piece and the fixing piece; a second motor is suspended in the tower body; a driving bevel gear is fixed at the output end of the second motor, and a driven bevel gear meshed with the driving bevel gear is rotatably installed on the peripheral surface of the third fixed shaft; one side of the driven bevel gear, which is close to the first bevel gear, is fixedly connected with one end, which is far away from the first bevel gear, of the rotating circular tube.

By adopting the technical scheme, the second motor drives the driving bevel gear to rotate, the driving bevel gear drives the rotating circular tube to rotate through the driven bevel gear, the rotating circular tube drives the first L shaft to rotate after rotating, and the first L shaft drives the second L shaft to rotate for 90 degrees along the circumferential direction of the third fixed shaft; the second bevel gear is meshed with the first bevel gear in the rotation process of the second L shaft, the second bevel gear drives the second L shaft to rotate 180 degrees in the first sleeve, the isolating piece can move towards one side close to the first matching piece conveniently, or move towards one side close to the fixing piece conveniently, and then the first matching piece and the second matching piece can be separated through the isolating piece, or the fixing piece can be pushed to move downwards.

The present invention in a preferred example may be further configured to: and one end of the compression spring, which is far away from the first fitting piece, is fixedly connected with one side of the first connecting piece, which is close to the first fitting piece.

Through adopting above-mentioned technical scheme, when first fitting piece and second fitting piece separation, compression spring is in compression state, and compression spring exerts to first fitting piece to being close to the elasticity of second fitting piece one side, is convenient for reset to being close to second fitting piece one side through the first fitting piece of compression spring drive.

The present invention in a preferred example may be further configured to: the separating assembly comprises a first inclined plane and a wedge-shaped slot, the first inclined plane is arranged on the opposite inner sides of the first matching piece and the isolating piece respectively, the wedge-shaped slot is arranged on one side, close to the second motor, of the second matching piece, and the wedge-shaped slot is used for being plugged with the first matching piece; a switch moving piece is fixed on one side of the first matching piece close to the second matching piece, a first lead electrically connected with the switch moving piece penetrates through the sliding shaft, and one end of the first lead, far away from the switch moving piece, is electrically connected with a power supply; one side, away from the first fitting piece, of the wedge-shaped slot is fixedly provided with a switch stator, a second lead electrically connected with the switch stator is arranged in the second fitting piece in a penetrating mode, and one end, away from the switch stator, of the second lead is electrically connected with the top of the heating plate.

Through adopting above-mentioned technical scheme, switch movable contact and switch stator contact back, first wire and second wire are in the conducting state, and the power is the hot plate power supply, and the hot plate circular telegram heats gas for ozone in the waste gas is met thermal decomposition. The separator promotes first fitting piece through first inclined plane and removes to keeping away from second fitting piece one side to make first fitting piece and second fitting piece separation, and then make switch movable plate and switch stator separation, thereby make the hot plate not heating.

The present invention in a preferred example may be further configured to: the pressing component comprises a third fitting piece fixed at the top of the positioning disc and second inclined planes respectively arranged on the opposite inner sides of the third fitting piece and the isolating piece.

Through adopting above-mentioned technical scheme, the second inclined plane contact of isolator through first inclined plane and third fitting piece, and the isolator supports to press and promotes third fitting piece downstream, and the third fitting piece promotes the spacer downstream to make initiative pivot and passive pivot contact, and then realize spraying the clear water to the tower body.

In summary, compared with the prior art, the invention has the following beneficial effects:

1. by spraying clear water to the waste gas containing ozone, part of ozone can be dissolved in water, so that the ozone content in the waste gas is reduced, and the problem of incomplete adsorption of activated carbon caused by overhigh ozone content is solved;

2. through the arrangement of the matching assembly, the driving rotating shaft is in contact with the driven rotating shaft in a rotating state and drives the driven rotating shaft to rotate, so that the screw rod is driven to rotate through the third belt wheel, and clear water is sprayed into the tower body;

3. through setting up slewing mechanism, when first fitting piece of being convenient for and second fitting piece contact, the mounting moves down to when realizing the hot plate and beginning to heat, spray set sprays the clear water in to the tower body.

Drawings

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic view of the valve mechanism of the present invention;

FIG. 4 is an enlarged schematic view at B of FIG. 1;

FIG. 5 is an enlarged schematic view at C of FIG. 1;

FIG. 6 is a schematic view showing the structure of the separation assembly according to the present invention.

In the figure: 1. a tower body; 11. a first separator; 12. a second separator; 13. an air outlet pipe; 14. a gas distributor; 15. heating plates; 16. a liquid storage tank; 2. a spraying bin; 21. a liquid inlet pipe; 22. a liquid storage box; 23. a liquid outlet; 24. a support shaft; 25. a chassis; 26. a power source; 27. a screw; 28. a blocking cover; 3. a catalysis bin; 31. a second conductive line; 32. a second vent hole; 33. a driving rotating shaft; 34. a driven shaft; 4. a valve mechanism; 41. a first motor; 42. a lead screw; 43. a valve; 44. a first pulley; 45. a strip-shaped through hole; 5. a switching device; 51. a first connecting member; 52. a second connecting member; 53. a sliding shaft; 54. a first mating member; 55. a second mating member; 56. a compression spring; 6. a liquid outlet mechanism; 61. a first fixed shaft; 62. a second pulley; 63. a second fixed shaft; 64. a support member; 65. a third belt pulley; 66. a third mating member; 67. a telescopic shaft; 68. a fixing member; 69. a return spring; 7. a mating component; 71. a wedge-shaped block; 72. a wedge-shaped groove; 73. a support pillar; 74. a second motor; 75. a drive bevel gear; 76. a driven bevel gear; 77. a spacer; 8. a rotating mechanism; 81. a third fixed shaft; 82. a first bevel gear; 83. rotating the circular tube; 84. a first L axis; 85. a first sleeve; 86. a second L axis; 87. a second bevel gear; 9. a separation assembly; 91. a pressing component; 92. a first inclined plane; 93. a wedge-shaped slot; 94. a limiting through hole; 95. a second inclined plane; 96. positioning a plate; 97. and a limiting shaft.

Detailed Description

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

Example (b): the utility model provides a waste gas treatment device that contains ozone, as shown in fig. 1 and fig. 2, including the tower body 1, be fixed in first baffle 11 and the second baffle 12 of 1 inner peripheral surface of tower body, be fixed in the outlet duct 13 at first baffle 11 top, be fixed in the gas distributor 14 of outlet duct 13 top and with the intercommunication of outlet duct 13, be fixed in the heating plate 15 of the shape of returning of 1 inner peripheral surface of tower body, be fixed in the feed liquor pipe 21 of 1 inner peripheral surface of tower body, be fixed in the stock solution box 22 that feed liquor pipe 21 is close to outlet duct 13 one end, open the liquid outlet 23 in stock solution box 22 bottom, be fixed in two back shaft 24 of the outer bottom surface of stock solution box 22 and be fixed in the chassis 25 of two back shaft 24 bottoms. The first clapboard 11 and the second clapboard 12 divide the interior of the tower body 1 into a spraying bin 2 and a catalyzing bin 3; the tops of the first partition plate 11 and the second partition plate 12 are respectively provided with a first air outlet through hole and a second air outlet through hole 32 which are used for guiding the waste gas into the catalytic bin 3 from the spraying bin 2; the air outlet pipe 13 is communicated with the first air outlet through hole. A valve mechanism 4 for preventing the flow of the exhaust gas between the shower cabin 2 and the catalytic cabin 3 is provided between the first partition plate 11 and the second partition plate 12. The heating plate 15 is arranged in the spraying bin 2; a power supply 26 for supplying power to the heating plate 15 is fixed to the bottom of the second partition 12. A switch device 5 for connecting the heating plate 15 and the power supply 26 is arranged in the spraying bin 2. A screw 27 is rotatably arranged at the top of the chassis 25, and a blocking cover 28 for preventing the spraying liquid from flowing out of the liquid outlet 23 is arranged on the outer peripheral surfaces of the two supporting shafts 24 in a sliding manner along the vertical direction; the blocking cover 28 is in threaded connection with the screw 27. The spraying bin 2 is internally provided with a liquid outlet mechanism 6 for driving the screw 27 to rotate. The liquid storage box 16 is fixed on the outer peripheral surface of the tower body 1, and one end of the liquid inlet pipe 21 far away from the liquid storage box 22 is communicated with the liquid storage box 16. After the gas enters the spraying bin 2, the heating plate 15 is electrified and heats the gas, so that the ozone in the waste gas is decomposed by heat. The liquid outlet mechanism 6 drives the screw rod 27 to rotate, the screw rod 27 drives the blocking cover 28 to move downwards, and water enters the liquid inlet pipe 21 from the liquid storage box 22 and then flows out downwards through the liquid outlet 23, so that the ozone concentration in the waste gas is reduced conveniently. Ozone enters the catalysis bin 3 through the valve mechanism 4, activated carbon is uniformly laid in the catalysis bin 3, and the ozone is adsorbed through the adsorption effect of the activated carbon.

As shown in fig. 1 and 3, the valve mechanism 4 includes a first motor 41 mounted on an outer side wall of the tower body 1, a lead screw 42 fixed to an output end of the first motor 41, and a valve 43 slidably disposed on opposite inner sides of the first partition plate 11 and the second partition plate 12 along a length direction of the lead screw 42 and in threaded connection with the lead screw 42. A first belt pulley 44 is fixed on the outer peripheral surface of the screw rod 42; the top of the first partition board 11 and the second partition board 12 are respectively provided with a strip-shaped through hole 45, and the first belt pulley 44 is rotatably installed in the two strip-shaped through holes 45. The first motor 41 drives the screw rod 42 to rotate, and the screw rod 42 drives the valve 43 to move through the threaded fit with the valve 43; after the valve 43 is moved, the catalytic cabin 3 is communicated with the spraying cabin 2 through the first air outlet through hole and the second air outlet through hole 32, so that the waste gas can enter the catalytic cabin 3 from the spraying cabin 2.

As shown in fig. 1 and 2, the liquid outlet mechanism 6 includes two first fixed shafts 61 respectively fixed on the opposite inner sides of the spraying chamber 2, two second belt wheels 62 respectively rotatably mounted on the opposite ends of the two first fixed shafts 61, a second fixed shaft 63 fixed on one side of the spraying chamber 2 close to the first fixed shaft 61, a support member 64 fixed on one end of the second fixed shaft 63 close to the second belt wheel 62, a third belt wheel 65 rotatably mounted on the top of the support member 64, a mounting through hole opened on the top of the third belt wheel 65, and a telescopic shaft 67 penetrating through the support member 64 and slidably disposed in the mounting through hole along the vertical direction. The belt passes through the first pulley 44, the second pulley 62, the third pulley 65, and then returns to the first pulley 44 through the second pulley 62. The bottom of the telescopic shaft 67 is fixed with a driving rotating shaft 33; the peripheral surface of the telescopic shaft 67 is provided with a fixing part 68 along the vertical sliding direction, the bottom of the fixing part 68 is fixed with a positioning disc 96, and the bottom of the positioning disc 96 is rotatably connected with the top of the driving rotating shaft 33. A driven rotating shaft 34 is fixed at the top of the screw 27; and a matching component 7 for driving the driven rotating shaft 34 to rotate is arranged between the driving rotating shaft 33 and the driven rotating shaft 34. A return spring 69 is fixed at the top of the fixing piece 68, and the top end of the return spring 69 is fixedly connected with the bottom end of the supporting piece 64; the top of the positioning plate 96 is fixed with a limiting shaft 97, the bottom of the support member 64 is provided with a limiting through hole 94, and the limiting shaft 97 is arranged in the limiting through hole 94 in a sliding manner along the vertical direction. The first belt wheel 44 drives the third belt wheel 65 to rotate through the second belt wheel 62, the third belt wheel 65 drives the telescopic shaft 67 to rotate, and the telescopic shaft 67 drives the driving rotating shaft 33 to rotate; the driving shaft 33 drives the driven shaft 34 to rotate through the matching component 7, and the driven shaft 34 drives the screw 27 to rotate.

As shown in fig. 2, the matching assembly 7 includes a plurality of wedge-shaped blocks 71 respectively distributed on the opposite inner sides of the driving rotating shaft 33 and the driven rotating shaft 34 along the circumferential direction of the driving rotating shaft 33 and the driven rotating shaft 34. Four wedge-shaped blocks 71 are respectively fixed on the opposite inner sides of the driving rotating shaft 33 and the driven rotating shaft 34, a wedge-shaped groove 72 is formed between two adjacent wedge-shaped blocks 71, and each wedge-shaped block 71 is used for being clamped with one wedge-shaped groove 72. Each wedge 71 has a circular arc-shaped cross section. After the active spindle 33 contacts with the passive spindle 34, each wedge block is engaged with one wedge groove, and a force action along the circumferential direction of the active spindle 33 is applied to the wedge groove in the rotation process of the wedge block, so that the active spindle 33 drives the passive spindle 34 to rotate.

As shown in fig. 3 and 4, the switch device 5 includes a first connecting member 51 and a second connecting member 52 fixed to the bottom of the second partition 12, a sliding shaft 53 extending through the first connecting member 51 and slidably connected to the first connecting member 51 along the axial direction of the lead screw 42, a first mating member 54 fixed to an end of the sliding shaft 53 remote from the first motor 41, and a second mating member 55 fixed to a side of the second connecting member 52 close to the first mating member 54. A compression spring 56 is fixed on the side of the first fitting 54 close to the first coupling member 51, and one end of the compression spring 56 far away from the first fitting 54 is fixedly connected with the side of the first coupling member 51 close to the first fitting 54. A rotating mechanism 8 for driving the fixing member 68 to move downward and for separating the first fitting member 54 and the second fitting member 55 is provided in the shower caddy 2. When the rotating mechanism 8 separates the first mating member 54 and the second mating member 55, the compression spring 56 is in a compressed state, and the compression spring 56 applies an elastic force to the first mating member 54 toward the side close to the second mating member 55, so that the compression spring 56 drives the first mating member 54 to move toward the side close to the second mating member 55.

As shown in fig. 3 and 5, the rotating mechanism 8 includes a third fixed shaft 81 fixed on one side of the shower cabin 2 close to the first fixed shaft 61, a first bevel gear 82 fixed on one end of the third fixed shaft 81 close to the support 64, a rotating circular tube 83 rotatably mounted on the outer peripheral surface of the third fixed shaft 81, a first L-shaft 84 fixed on the outer peripheral surface of the rotating circular tube 83, a first sleeve 85 fixed on one end of the first L-shaft 84 far from the rotating circular tube 83, a second L-shaft 86 rotatably mounted in the first sleeve 85, and a second bevel gear 87 fixed on one end of the second L-shaft 86 close to the first bevel gear 82 and meshed with the first bevel gear 82. A support column 73 is fixed on one side of the spraying bin 2 close to the liquid storage tank 16, and a second motor 74 is installed at one end of the support column 73 close to the first bevel gear 82; a driving bevel gear 75 is fixed at the output end of the second motor 74, and a driven bevel gear 76 engaged with the driving bevel gear 75 is rotatably mounted on the outer peripheral surface of the third fixed shaft 81; the driven bevel gear 76 is fixedly connected with one end of the rotating circular tube 83 far away from the first bevel gear 82 on the side close to the first bevel gear 82. A spacer 77 is fixed on one end of the second L shaft 86 far away from the second bevel gear 87; referring to fig. 4, a separating assembly 9 for separating the first fitting member 54 and the second fitting member 55 is provided between the spacer 77 and the first fitting member 54; a pressing component 91 for driving the fixing member 68 to move downwards is arranged between the isolating member 77 and the fixing member 68. The second motor 74 drives the driving bevel gear 75 to rotate, the driving bevel gear 75 drives the rotating circular tube 83 to rotate through the driven bevel gear 76, the rotating circular tube 83 drives the first L-axis 84 to rotate after rotating, and the first L-axis 84 drives the second L-axis 86 to rotate 90 degrees along the circumferential direction of the third fixed shaft 81; during the rotation of the second L-shaft 86, the second bevel gear 87 is engaged with the first bevel gear 82, and the second bevel gear 87 drives the second L-shaft 86 to rotate 180 ° in the first sleeve 85.

As shown in fig. 4 and 6, the separating assembly 9 includes a first inclined surface 92 opened on the opposite inner sides of the first fitting member 54 and the separating member 77, respectively, and a wedge-shaped slot 93 opened on the side of the second fitting member 55 close to the second motor 74 for being inserted into the first fitting member 54, in combination with fig. 5. The first mating member 54, the second mating member 55, and the spacer 77 are all insulating materials, such as epoxy plates. A switch moving plate is fixed on the first inclined surface 92 of the first fitting member 54, a first conducting wire electrically connected with the switch moving plate passes through the sliding shaft 53, and one end of the first conducting wire far away from the switch moving plate is electrically connected with the power supply 26. The wedge-shaped slot 93 is fixed with a switch stator on the side away from the first fitting piece 54, a second lead 31 electrically connected with the switch stator is arranged in the second fitting piece 55 in a penetrating manner, and one end of the second lead 31 away from the switch stator is electrically connected with the top of the heating plate 15. When the first mating member 54 contacts the second mating member 55, the switch moving piece contacts the switch fixed piece, the first conducting wire and the second conducting wire 31 are in a conducting state, and the power supply 26 supplies power to the heating plate 15. When the second L-axis 86 drives the isolating member 77 to rotate to contact with the first mating member 54, the isolating member 77 presses against the first mating member 54 through the first inclined plane 92, and pushes the first mating member 54 to move toward the side close to the first connecting member 51; the switch rotor is separated from the switch stator and the power source 26 no longer supplies power to the heater plate 15.

As shown in fig. 2 and 4, the pressing assembly 91 includes a third fitting member 66 fixed on the top of the positioning plate 96 and a second inclined surface 95 opened on the opposite inner sides of the third fitting member 66 and the partition member 77.

The working principle of the embodiment is as follows:

after the gas enters the spraying bin 2, the first motor 41 is started to drive the first belt pulley 44 to rotate, the first belt pulley 44 drives the third belt pulley 65 to rotate through the second belt pulley 62, the third belt pulley 65 drives the telescopic shaft 67 to rotate, and the telescopic shaft 67 drives the driving rotating shaft 33 to rotate; the third belt wheel 65 drives the telescopic shaft 67 to rotate, and the telescopic shaft 67 drives the driving rotating shaft 33 to rotate; at this time, the isolating member 77 is in contact with the third engaging member 66, the third engaging member 66 presses against the isolating member 77, the driving shaft 33 is in contact with the driven shaft 34, and the driving shaft 33 drives the screw 27 to rotate through the driven shaft 34. The first fitting piece 54 and the second fitting piece 55 are in a contact state, the switch moving piece is in contact with the switch fixed piece, the first conducting wire and the second conducting wire 31 are in a conducting state, the power supply 26 supplies power to the heating plate 15, and the heating plate 15 is electrified and heats gas, so that ozone in waste gas is decomposed in a heating mode. Meanwhile, the first motor 41 drives the screw rod 42 to rotate, and the screw rod 42 drives the valve 43 to move through the threaded fit with the valve 43; after the valve 43 is moved, the catalytic cabin 3 is communicated with the spraying cabin 2 through the first air outlet through hole and the second air outlet through hole 32, so that the waste gas can enter the catalytic cabin 3 from the spraying cabin 2.

After the gas is stopped being conveyed to the spraying bin 2, the second motor 74 is started to drive the driving bevel gear 75 to rotate, the driving bevel gear 75 drives the rotating circular tube 83 to rotate through the driven bevel gear 76, the rotating circular tube 83 drives the first L-shaped shaft 84 to rotate after rotating, and the first L-shaped shaft 84 drives the second L-shaped shaft 86 to rotate 90 degrees along the circumferential direction of the third fixed shaft 81; during the rotation of the second L-shaft 86, the second bevel gear 87 is engaged with the first bevel gear 82, and the second bevel gear 87 drives the second L-shaft 86 to rotate 180 ° in the first sleeve 85. When the second L-axis 86 drives the isolating member 77 to rotate to contact with the first mating member 54, the isolating member 77 presses against the first mating member 54 through the first inclined plane 92, and pushes the first mating member 54 to move toward the side close to the first connecting member 51; the switch rotor is separated from the switch stator and the power source 26 no longer supplies power to the heater plate 15.

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

Claims

1. The utility model provides a waste gas treatment device who contains ozone, includes tower body (1), is fixed in first baffle (11) and second baffle (12) of tower body (1) inner peripheral surface, is fixed in hot plate (15) of tower body (1) inner peripheral surface and is fixed in feed liquor pipe (21) of tower body (1) inner peripheral surface, its characterized in that: the liquid storage box (22) is fixed at the end part of the liquid inlet pipe (21), the two support shafts (24) are fixed on the outer bottom surface of the liquid storage box (22), and the chassis (25) is fixed at the bottoms of the two support shafts (24); a valve mechanism (4) is arranged between the first partition plate (11) and the second partition plate (12); a power supply (26) for supplying power to the heating plate (15) is fixed at the bottom of the second partition plate (12); a switch device (5) used for connecting the heating plate (15) and the power supply (26) is arranged in the tower body (1); a screw rod (27) is rotatably arranged at the top of the chassis (25), and blocking covers (28) are arranged on the peripheral surfaces of the two support shafts (24) in a sliding manner along the vertical direction; the blocking cover (28) is in threaded connection with the screw rod (27); a liquid outlet mechanism (6) for driving the screw (27) to rotate is arranged in the tower body (1);

the valve mechanism (4) comprises a first motor (41) arranged on the outer peripheral surface of the tower body (1), a lead screw (42) fixed at the output end of the first motor (41), and a valve (43) which is arranged on the opposite inner sides of the first partition plate (11) and the second partition plate (12) in a sliding manner along the length direction of the lead screw (42) and is in threaded connection with the lead screw (42); a first belt wheel (44) is fixed on the outer peripheral surface of the screw rod (42);

the switch device (5) comprises a first connecting piece (51) and a second connecting piece (52) which are fixed at the bottom of the second partition board (12), a sliding shaft (53) which penetrates through the first connecting piece (51) and is connected with the first connecting piece (51) in a sliding manner along the axial direction of a lead screw (42), a first matching piece (54) which is fixed at one end, far away from the first motor (41), of the sliding shaft (53), and a second matching piece (55) which is fixed at one side, close to the first matching piece (54), of the second connecting piece (52); a rotating mechanism (8) for separating the first fitting piece (54) and the second fitting piece (55) is arranged in the tower body (1);

the rotating mechanism (8) comprises a third fixed shaft (81) fixed on one side, close to the first fixed shaft (61), of the tower body (1), a first bevel gear (82) fixed at one end, close to the supporting piece (64), of the third fixed shaft (81), a rotating round pipe (83) rotatably installed on the outer peripheral surface of the third fixed shaft (81), a first L shaft (84) fixed on the outer peripheral surface of the rotating round pipe (83), a first sleeve pipe (85) fixed at one end, far away from the rotating round pipe (83), of the first L shaft (84), a second L shaft (86) rotatably installed in the first sleeve pipe (85), and a second bevel gear (87) fixed at one end, close to the first bevel gear (82), of the second L shaft (86) and meshed with the first bevel gear (82); a spacer (77) is fixed at one end of the second L shaft (86) far away from the second bevel gear (87); a separation component (9) for separating the first fitting piece (54) and the second fitting piece (55) is arranged between the isolating piece (77) and the first fitting piece (54); a pressing component (91) for driving the fixing piece (68) to move downwards is arranged between the isolating piece (77) and the fixing piece (68); a second motor (74) is suspended in the tower body (1); a driving bevel gear (75) is fixed at the output end of the second motor (74), and a driven bevel gear (76) meshed with the driving bevel gear (75) is rotatably installed on the outer peripheral surface of the third fixed shaft (81); one side of the driven bevel gear (76), which is close to the first bevel gear (82), is fixedly connected with one end, which is far away from the first bevel gear (82), of the rotating circular tube (83);

the liquid outlet mechanism (6) comprises two first fixed shafts (61) which are respectively fixed on the opposite inner sides of the tower body (1), two second belt wheels (62) which are respectively rotatably installed at the opposite ends of the two first fixed shafts (61), a second fixed shaft (63) which is fixed in the tower body (1) and is close to one side of the first fixed shaft (61), a supporting piece (64) which is fixed at one end of the second fixed shaft (63) and is close to one end of the second belt wheel (62), a third belt wheel (65) which is rotatably installed at the top of the supporting piece (64), an installation through hole which is formed in the top of the third belt wheel (65), and a telescopic shaft (67) which is vertically arranged in the installation through hole in a sliding manner; a driving rotating shaft (33) is fixed at the bottom of the telescopic shaft (67); a fixing piece (68) is arranged on the outer peripheral surface of the telescopic shaft (67) in a sliding mode along the vertical direction, and a positioning disc (96) is fixed at the bottom of the fixing piece (68); a driven rotating shaft (34) is fixed at the top of the screw rod (27); a matching component (7) for driving the driven rotating shaft (34) to rotate is arranged between the driving rotating shaft (33) and the driven rotating shaft (34);

the pressing component (91) comprises a third fitting piece (66) fixed at the top of the positioning disc (96) and a second inclined surface (95) respectively arranged on the opposite inner sides of the third fitting piece (66) and the isolating piece (77).

2. The ozone-containing exhaust gas treatment device according to claim 1, wherein: a return spring (69) is fixed at the top of the fixing piece (68), and the top end of the return spring (69) is fixedly connected with the bottom end of the supporting piece (64); the top of the positioning disc (96) is fixed with a limiting shaft (97), the bottom of the supporting piece (64) is provided with a limiting through hole (94), and the limiting shaft (97) is arranged in the limiting through hole (94) in a sliding mode along the vertical direction.

3. The ozone-containing exhaust gas treatment device according to claim 1, wherein: the matching assembly (7) comprises a plurality of wedge-shaped blocks (71) which are uniformly distributed on the opposite inner sides of the driving rotating shaft (33) and the driven rotating shaft (34) along the circumferential direction of the driving rotating shaft (33) and the driven rotating shaft (34), a wedge-shaped groove (72) is formed between every two adjacent wedge-shaped blocks (71), and each wedge-shaped block (71) is used for being clamped with the wedge-shaped groove (72).

4. The ozone-containing exhaust gas treatment device according to claim 1, wherein: a compression spring (56) is fixed on one side, close to the first connecting piece (51), of the first matching piece (54), and one end, far away from the first matching piece (54), of the compression spring (56) is fixedly connected with one side, close to the first matching piece (54), of the first connecting piece (51).

5. The ozone-containing exhaust gas treatment device according to claim 1, wherein: the separating assembly (9) comprises a first inclined surface (92) and a wedge-shaped slot (93), wherein the first inclined surface (92) is arranged on the opposite inner sides of the first matching piece (54) and the isolating piece (77) respectively, and the wedge-shaped slot (93) is arranged on one side, close to the second motor (74), of the second matching piece (55) and is used for being plugged with the first matching piece (54); a switch moving piece is fixed on one side of the first fitting piece (54) close to the second fitting piece (55), a first lead electrically connected with the switch moving piece penetrates through the sliding shaft (53), and one end of the first lead, far away from the switch moving piece, is electrically connected with a power supply (26); the wedge-shaped slot (93) is far away from one side of the first fitting piece (54) and is fixed with a switch stator, a second lead (31) electrically connected with the switch stator is arranged in the second fitting piece (55) in a penetrating mode, and one end, far away from the switch stator, of the second lead (31) is electrically connected with the top of the heating plate (15).