VOC waste gas shunt purification treatment device

Abstract

The application discloses a VOC waste gas shunt purification treatment device, which comprises an air inlet pipe, a mixing flow mechanism, a control valve, a photolysis mechanism, an exhaust tank, an exhaust pipe, a detector, a backflow pipe and a cleaning mechanism. The air inlet pipe is provided with the mixing flow mechanism on one side. The mixing flow mechanism is provided with the photolysis mechanism on one side. The photolysis mechanism is provided with the exhaust tank on one side. The exhaust tank is provided with the cleaning mechanism on one side. The exhaust tank is provided with the exhaust pipe on the other side. The exhaust pipe is provided with the detector. When the annular rack rotates, the high-energy UV lamp is driven to rotate through the third gear, and then the surface of the high-energy UV lamp is scrubbed. The dust on the surface of the high-energy UV lamp and the reflecting cylinder is wetted and scrubbed through the alcohol solution, the cleaning effect of the surface of the high-energy UV lamp and the reflecting cylinder can be greatly improved, the alcohol solution can reduce the wetting time of the compacted dust, improve the wetting efficiency, the residual alcohol solution can be quickly volatilized, and no water stains are left on the surface of the high-energy UV lamp and the reflecting cylinder.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of industrial waste gas treatment, and particularly relates to a VOC waste gas shunt purification treatment device. BACKGROUND

[0002] At present, the treatment methods of VOC organic waste gas include heat accumulating incineration, adsorption concentration thermal oxidation, UV photolysis, etc. The UV photolysis refers to cracking the discharged waste gas by using a special high-energy high-ozone UV ultraviolet light beam, which can effectively treat the molecular chain structures of waste gases such as hydrogen sulfide, methyl mercaptan, methyl mercaptan, carbon disulfide, styrene, sulfide, hydrogen sulfide and VOC, so that the molecular chain of organic or inorganic high-molecular waste gas compounds is degraded into low-molecular compounds such as CO2 and H2O under the irradiation of high-energy ultraviolet light beam, thereby performing photolysis on the waste gas.

[0003] Through retrieval, the application number CN201920048902.0 is a UV photolysis waste gas treatment equipment, which comprises a waste gas treatment device main body, an insert plate is arranged on the inner wall of the waste gas treatment device main body, an ultraviolet lamp tube is arranged in the insert plate, the ultraviolet lamp tube is connected with a lamp tube fixing plate through the upper dust cover, the lower dust cover and the cleaner on the other side, the lower dust cover and the upper dust cover are sleeved on the cleaner, a cleaner is arranged on the left side of the lamp tube fixing plate, fiber bristles are arranged on the inner wall of the cleaner, and the lamp tube fixing plate is inserted into the fixed frame plate. During use, the following problems exist: the fiber bristles can only clean the surface dust and dirt of the ultraviolet lamp tube, the ultraviolet lamp generates heat when working, and the dust is hardened and adsorbed on the surface of the lamp tube under the continuous high temperature, and the ordinary brushing cannot completely remove the dust. SUMMARY

[0004] The purpose of the present application is to overcome the shortcomings in the prior art, provide a VOC waste gas shunt purification treatment device, and rotate the high-energy UV lamp through the third gear when the annular rack rotates, thereby scrubbing the surface of the high-energy UV lamp. The alcohol solution can wet and scrub the dust hardened on the surface of the reflector and the high-energy UV lamp, which can greatly improve the cleaning effect of the reflector and the high-energy UV lamp. At the same time, the alcohol solution can reduce the wetting time of the hardened dust, improve the wetting efficiency, and the residual alcohol solution can also evaporate quickly, without leaving water stains on the surface of the reflector and the high-energy UV lamp.

[0005] In order to achieve the above purpose, the technical scheme adopted by the present application is:

[0006] A VOC waste gas shunt purification treatment device, including air inlet pipe, mixing mechanism, control valve, photolysis mechanism, exhaust tank, exhaust pipe, detector, backflow pipe, cleaning mechanism, one side of the air inlet pipe is provided with a mixing mechanism, one side of the mixing mechanism is provided with a photolysis mechanism, one side of the photolysis mechanism is provided with an exhaust tank, one side of the exhaust tank is provided with a cleaning mechanism, the other side of the exhaust tank is provided with an exhaust pipe, the detector is arranged on the exhaust pipe, one side of the exhaust pipe is communicated with one end of the backflow pipe, the other end of the backflow pipe is communicated with the air inlet pipe, the air inlet pipe, the exhaust pipe and the backflow pipe are all provided with control valves;

[0007] The exhaust gas enters the mixing mechanism through the air inlet pipe, and then is stirred by the mixing mechanism to make the exhaust gas shunt into the photolysis mechanism to perform photolysis on the exhaust gas, and the photolyzed exhaust gas is discharged outward through the exhaust tank and the exhaust pipe, and the exhaust gas is discharged outward after being monitored by the detector in the exhaust pipe, and the unqualified exhaust gas enters the air inlet pipe through the backflow pipe to perform secondary photolysis;

[0008] The mixing mechanism comprises a first motor, a first gear, an annular rack, a mixing plate, a limiting block and a mixing box, one side of the mixing box is fixedly connected with the air inlet pipe, one side of the mixing box is provided with the first motor, the output end of the first motor is connected with the first gear through the mixing box, the first gear is engaged with the annular rack, the inner side of the annular rack is fixedly connected with a plurality of uniformly arranged mixing plates, and the outer side of the center of the annular rack is movably connected with a plurality of limiting blocks, and the limiting blocks are fixedly connected with the mixing box;

[0009] The photolysis mechanism comprises a photolysis box, an air inlet pipe, an air outlet pipe, an exhaust fan, a support cylinder, a rotating rack, a second motor, a second gear, a reflecting cylinder, a high-energy UV lamp, a third gear and a guide plate, one side of the photolysis box is fixedly connected with the mixing box, the other side of the photolysis box is fixedly connected with the exhaust tank, the one side of the photolysis box is provided with the air inlet pipe, the other side of the photolysis box is provided with the air outlet pipe, the inner side of the air outlet pipe is provided with the exhaust fan, the inner side of the photolysis box is fixedly connected with a plurality of support cylinders, the support cylinders are provided with the guide plate, the guide plate is fixedly connected with the photolysis box, the outer side of the support cylinder is provided with the second gear, the two ends of the second gear are movably connected with the support cylinder, the second gear is connected with the output end of the second motor, the inner side of the support cylinder is movably connected with the reflecting cylinder, the inner wall of the reflecting cylinder is uniformly provided with a plurality of triangular protrusions, the inner surface of the reflecting cylinder is a mirror surface, the middle outer side of the reflecting cylinder is fixedly connected with the rotating rack, the rotating rack is engaged with the second gear, the middle inner side of the reflecting cylinder is provided with the high-energy UV lamp, one end of the high-energy UV lamp is movably connected with the mixing box, one end of the high-energy UV lamp is provided with the third gear, the other end of the high-energy UV lamp is movably connected with the exhaust tank, and the third gear is engaged with the annular rack;

[0010] The first motor provides power for the rotation of the first gear, and then drives the annular rack to rotate on the limiting block, drives the mixed flow plate to rotate, the exhaust gas enters the mixing box through the air inlet pipe, and the mixed flow plate stirs the exhaust gas in the mixing box, the stirred exhaust gas flows into the reflecting cylinder, the high-energy UV lamp is turned on and the exhaust gas is photolyzed, the light is reflected through the reflecting cylinder to strengthen the photolysis intensity of the light, and the photolyzed exhaust gas flows into the exhaust box, the exhaust fan rotates to drive air to flow from the air inlet pipe to the inside of the photolysis box, and then passes through the guide plate and is discharged from the air outlet pipe, and the reflecting cylinder and other components are air-cooled and radiated.

[0011] Preferably, the cleaning mechanism comprises a cleaning box, an emptying pipe, a support block, a sliding groove, a spray pipe, a spray head, a fixed plate, a scrubbing mechanism, the inner wall of the cleaning box is fixedly connected with the support blocks on both sides, the support blocks are provided with the sliding grooves, the support blocks are fixedly connected with the spray pipes at the top, the spray pipes are uniformly provided with the spray heads, one end of the cleaning box is fixedly connected with the fixed plate, one side of the cleaning box is fixedly connected with the emptying pipe, the emptying pipe is provided with a sealing cover, the exhaust box is connected with the cleaning boxes, and one side of the cleaning box is provided with the scrubbing mechanism.

[0012] Preferably, the scrubbing mechanism comprises a rotating frame, a rotating shaft, a wet scrubbing block, a dry scrubbing block, a spacing plate, a gear slot, a gear box, a first scrubbing motor, a moving frame, a limiting guide rail, a first electric push rod, a second scrubbing motor, a fourth gear, a guide frame, a sliding seat, a third scrubbing motor, a bidirectional screw rod, a second electric push rod, a positioning rod, a sliding rail, a positioning block and a third electric push rod, one side of the moving frame is slidably connected with the limiting guide rails, the limiting guide rail is T-shaped, the limiting guide rail is fixedly connected with the photolysis box, the bottom of the moving frame is connected with the output ends of the first electric push rods, the first electric push rods are fixed on the photolysis box, the top of the moving frame is provided with the second scrubbing motor, the output end of the second scrubbing motor is connected with the fourth gear, the top of the moving frame is slidably connected with the rotating frame, one side of the rotating frame is provided with the gear slot, the fourth gear is engaged with the gear slot, the inner side of the rotating frame is movably connected with one end of the rotating shaft, one end of the rotating shaft is connected with the output end of the first scrubbing motor through the gear box, the other end of the rotating shaft is connected with the dust extraction mechanism, the dust extraction mechanism is connected with the output end of the first scrubbing motor through the gear box, the outer side of the rotating shaft is fixedly connected with the wet scrubbing block, the dry scrubbing block and the spacing plate respectively, the spacing plate is arranged between the wet scrubbing block and the dry scrubbing block, the rotating shaft is hollow, the spacing plate is provided with an air passage, the air passage of the spacing plate is in communication with the hollow pipe of the rotating shaft, both sides of one end of the rotating frame are provided with the positioning rods, the positioning rods are threadedly connected with the bidirectional screw rods at both ends, the bidirectional screw rods are movably connected with the sliding seat at both ends, one end of the bidirectional screw rod is connected with the output end of the third scrubbing motor, the sliding seat is slidably connected with the guide frame at both sides, the guide frame is fixed on the photolysis box, the bottom of the sliding seat is connected with the output end of the second electric push rod, the second electric push rod is fixed on the photolysis box, one side of one group of the positioning rods is provided with the sliding rail, the sliding rail is slidably connected with the positioning blocks, the positioning blocks are connected with the output ends of the third electric push rods, and the third electric push rods are fixedly connected with the positioning rods.

[0013] After the photolysis operation is completed, an alcohol solution is supplied to the nozzle and sprayed onto the wet wiping block through the nozzle until the wet wiping block is wetted. The second wiping motor then provides power to rotate the fourth gear. The fourth gear drives the rotating frame to slide on the slide groove and moving frame on the support block through the tooth groove until the rotating frame slides to the positioning rod. The third wiping motor provides power to rotate the bidirectional lead screw. The bidirectional lead screw then drives the positioning rod to move and clamp the upper and lower surfaces of one end of the rotating frame. At the same time, the third electric push rod provides power to slide the positioning block on the slide rail. The positioning block then clamps the left and right surfaces of the rotating frame, thereby clamping and fixing the rotating frame. The second electric push rod provides power to slide the sliding seat on the guide frame. The first electric push rod provides power to slide the moving frame on the limit guide rail. The sliding seat and the moving frame slide synchronously, thereby adjusting the positioning rod, rotating frame, rotating shaft, dust extraction mechanism, wet wiping block, and dry wiping block. The height of the partition plate relative to the reflector is controlled by the first wiping motor, which powers the dust extraction mechanism and rotating shaft via a gearbox. The rotating shaft then drives the wet wiping block, dry wiping block, and partition plate to rotate. The wet and dry wiping blocks then adhere to the inside of the reflector to wipe away surface dirt. The wet wiping blocks moisten the surface dirt, and the wet and dry wiping blocks then clean it through friction. At the same time, the dry wiping blocks absorb excess alcohol solution from the surface. Simultaneously, the second motor powers the second gear, which drives the reflector to rotate via a rack. The wet and dry wiping blocks then thoroughly wipe the surface of the reflector. After the reflector is wiped, the wet and dry wiping blocks adhere to the surface of the high-energy UV lamp. When the ring rack rotates, it drives the high-energy UV lamp to rotate via a third gear, thus wiping the surface of the high-energy UV lamp. After the high-energy UV lamp is wiped, the wiping mechanism resets.

[0014] Preferably, the control valve includes a first valve motor, a rotating plate, an adjusting plate, a fan-shaped hole, an air baffle plate, and a second valve motor. One end of the rotating plate is connected to the output end of the first valve motor. Both ends of each set of rotating plates are movably connected to the air inlet pipe, the air outlet pipe, and the return pipe, respectively. The inner side of the rotating plate is fixedly connected to the adjusting plate. The adjusting plate is provided with a plurality of fan-shaped holes. An air baffle plate is provided on one side of the adjusting plate, and the air baffle plate corresponds to the fan-shaped holes. The other side of the adjusting plate is connected to the second valve motor. The output end of the second valve motor is connected to the air baffle plate.

[0015] The second valve motor provides power for the rotation of the baffle plate, which in turn adjusts the size of the opening of the fan-shaped hole to control the amount of exhaust gas passing through. The first valve motor provides power for the rotation of the rotating plate, which in turn adjusts the size of the opening between the rotating plate and the intake pipe, exhaust pipe, and return pipe, thereby controlling the flow of exhaust gas inside the intake pipe, exhaust pipe, and return pipe.

[0016] Preferably, the dust extraction mechanism comprises an air extractor, an ash storage box, opening and closing plates, a bridge plate, springs, one side of the air extractor is connected with the first scrubbing motor output through a gear box, the other side of the air extractor is connected with the ash storage box, the air extractor and the ash storage box are communicated, the inside of the ash storage box is provided with a filter element, one end of the ash storage box is connected with a rotating shaft, the ash storage box and the hollow pipe of the rotating shaft are communicated, the air passage of the partition plate is communicated with the hollow pipe of the rotating shaft, a pair of opening and closing plates are arranged in the air passage of the partition plate, both ends of the opening and closing plates are movably connected with the inside of the air passage of the partition plate, the bridge plate is fixedly connected with the end of the partition plate, one side of the bridge plate is provided with a pair of springs, one end of the spring is connected with the bridge plate, and the other end of the spring is connected with the opening and closing plate.

[0017] During the rotation of the rotating shaft, the air extractor is started, thereby forming a negative pressure in the ash storage box, the hollow pipe of the rotating shaft and the air passage of the partition plate, thereby sucking the opening and closing plates to the inside of the partition plate and pulling the springs, the opening and closing plates are opened, the dust generated during the scrubbing is adsorbed into the ash storage box through the air passage of the partition plate and the hollow pipe of the rotating shaft, and the dust is filtered through the filter element, and the filtered gas is discharged through the air extractor, after the scrubbing is completed, the air extractor is stopped, and the opening and closing plates are closed under the pulling of the springs.

[0018] The beneficial effects of the present application compared with the prior art are as follows:

[0019] 1) The alcohol solution is supplied into the spray pipe and sprayed on the wet wiping block through the spray head until the wet wiping block is wetted, in the subsequent scrubbing operation, the wet wiping block, the dry wiping block and the partition plate are rotated by the rotating shaft, the wet wiping block and the dry wiping block are attached to the inside of the light reflecting cylinder, and the surface dirt is scrubbed, the surface dirt is wetted by the wet wiping block, and the wet wiping block and the dry wiping block are wiped clean by the friction force, at the same time, the dry wiping block absorbs the excess alcohol solution on the surface, at the same time, the second motor provides power for the rotation of the second gear, the second gear drives the light reflecting cylinder to rotate through the rotating rack, the wet wiping block and the dry wiping block further scrub the surface of the light reflecting cylinder, after the light reflecting cylinder is scrubbed, the wet wiping block and the dry wiping block are attached to the surface of the high-energy UV lamp, the high-energy UV lamp is rotated by the third gear when the annular rack rotates, and the surface of the high-energy UV lamp is scrubbed, the alcohol solution is used to wet and scrub the dust on the surface of the light reflecting cylinder and the high-energy UV lamp, which can greatly improve the cleaning effect of the surface of the light reflecting cylinder and the high-energy UV lamp, at the same time, the alcohol solution can reduce the wetting time of the dust and improve the wetting efficiency, at the same time, the residual alcohol solution can also be quickly volatilized, and water stains will not be left on the surface of the light reflecting cylinder and the high-energy UV lamp;

[0020] 2) After the scrubbing operation is completed, the second electric push rod provides power for the sliding seat to slide on the guide frame, the first electric push rod provides power for the moving frame to slide on the limiting guide rail, the sliding seat and the moving frame slide synchronously to the initial height, the positioning rod and the positioning block loosen the clamping of the rotating frame, the fourth gear drives the rotating frame to slide on the sliding groove on the supporting block and the moving frame through the tooth groove, the rotating frame retreats into the cleaning box, and the light between the reflector and the high-energy UV lamp is not blocked, so that the effective photolysis operation of the reflector and the high-energy UV lamp can be ensured. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a structural schematic diagram of a VOC waste gas shunt purification treatment device according to the present application. Figure 1

[0022] Figure 2 is another side structural schematic diagram of the VOC waste gas shunt purification treatment device according to the present application. Figure 2

[0023] Figure 3 is an internal structural schematic diagram of the VOC waste gas shunt purification treatment device according to the present application. Figure 3

[0024] Figure 4 is an enlarged view of A in Figure 3. Figure 4 Figure 3

[0025] Figure 5 is an internal structural schematic diagram of a photolysis box in the VOC waste gas shunt purification treatment device according to the present application. Figure 5

[0026] Figure 6 is an enlarged view of B in Figure 5. Figure 6 Figure 5 Figure 7 is another side internal structural schematic diagram of the photolysis box in the VOC waste gas shunt purification treatment device according to the present application.

[0027] Figure 7

[0028] Figure 8 is a structural schematic diagram of a scrubbing mechanism in the VOC waste gas shunt purification treatment device according to the present application. Figure 8

[0029] Figure 9 is a structural schematic diagram of a dust extraction mechanism in the VOC waste gas shunt purification treatment device according to the present application. Figure 9

[0030] Figure 10 is a structural schematic diagram of an opening and closing plate in the VOC waste gas shunt purification treatment device according to the present application. Figure 10

[0031] ​​​​​​​​​​​​In the figure: 11, air inlet pipe; 12, mixing mechanism; 21, first motor; 22, first gear; 23, ring rack; 24, mixing plate; 25, limiting block; 26, mixing box; 13, regulating valve; 131, first valve motor; 132, rotating plate; 133, regulating plate; 134, sector hole; 135, baffle; 136, second valve motor; 14, photolysis mechanism; 41, photolysis box; 42, air inlet pipe; 43, air outlet pipe; 44, exhaust fan; 45, support cylinder; 46, rotating rack; 47, second motor; 48, second gear; 49, reflecting cylinder; 401, high-energy UV lamp; 402, third gear; 403, guide plate; 15, exhaust box; 16, exhaust pipe; 17, detector; 18, return pipe; 19, cleaning mechanism; 91, cleaning box; 92, emptying pipe; 93, supporting block; 94, chute; 95, nozzle; 96, spray head; 97, fixed plate; 98, scrubbing mechanism; 81, rotating frame; 82, rotating shaft; 83, wet scrubbing block; 84, dry scrubbing block; 85, spacing plate; 86, gear slot; 87, gear box; 88, first scrubbing motor; 89, moving frame; 801, limiting guide rail; 802, first electric push rod; 803, second scrubbing motor; 804, fourth gear; 805, guide frame; 806, sliding seat; 807, third scrubbing motor; 808, bidirectional screw; 809, second electric push rod; 811, positioning rod; 812, slide rail; 813, positioning block; 814, third electric push rod; 815, dust extraction mechanism; 71, air extractor; 72, ash storage box; 73, opening and closing plate; 74, bridge plate; 75, spring. DETAILED DESCRIPTION

[0032] For the convenience of those skilled in the art, the following will be combined with the accompanying drawings to understand the present application. Figures 1-10 The technical solution of the present application is further specifically explained.

[0033] A VOC waste gas shunt purification treatment device, comprising an air inlet pipe 11, a mixing mechanism 12, a regulating valve 13, a photolysis mechanism 14, an exhaust box 15, an exhaust pipe 16, a detector 17, a return pipe 18, a cleaning mechanism 19, one side of the air inlet pipe 11 is provided with the mixing mechanism 12, one side of the mixing mechanism 12 is provided with the photolysis mechanism 14, one side of the photolysis mechanism 14 is provided with the exhaust box 15, one side of the exhaust box 15 is provided with the cleaning mechanism 19, the other side of the exhaust box 15 is provided with the exhaust pipe 16, the exhaust pipe 16 is provided with the detector 17, the detector 17 is a ZY100-VOCS model, which is purchased on the market or customized by a private person; one side of the exhaust pipe 16 and one end of the return pipe 18 are communicated, the other end of the return pipe 18 and the air inlet pipe 11 are communicated, the air inlet pipe 11, the exhaust pipe 16 and the return pipe 18 are all provided with the regulating valve 13;

[0034] The waste gas enters the mixing mechanism 12 through the air inlet pipe 11, is stirred by the mixing mechanism 12, and is uniformly distributed into the photolysis mechanism 14 for photolysis. The photolyzed waste gas is discharged outward through the exhaust tank 15 and the exhaust pipe 16, and is discharged outward after being monitored by the detector 17 in the exhaust pipe 16. The unqualified waste gas enters the air inlet pipe 11 through the backflow pipe 18 for secondary photolysis.

[0035] The mixing mechanism 12 comprises a first motor 21, a first gear 22, an annular rack 23, a mixing plate 24, a limiting block 25, and a mixing box 26. The mixing box 26 is fixedly connected with the air inlet pipe 11 on one side, and is provided with the first motor 21 on the other side. The output end of the first motor 21 is connected with the first gear 22 through the mixing box 26. The first gear 22 is engaged with the annular rack 23. The inner side of the annular rack 23 is fixedly connected with a plurality of uniformly arranged mixing plates 24. The outer side of the center of the annular rack 23 is movably connected with a plurality of limiting blocks 25. The limiting blocks 25 are fixedly connected with the mixing box 26.

[0036] The photolysis mechanism 14 comprises a photolysis box 41, an air inlet pipe 42, an air outlet pipe 43, an exhaust fan 44, a support cylinder 45, a rotating rack 46, a second motor 47, a second gear 48, a reflecting cylinder 49, a high-energy UV lamp 401, a third gear 402, and a guide plate 403. The photolysis box 41 is fixedly connected with the mixing box 26 on one side, and is fixedly connected with the exhaust tank 15 on the other side. The photolysis box 41 is provided with the air inlet pipe 42 on one side, and is provided with the air outlet pipe 43 on the other side. The inner side of the air outlet pipe 43 is provided with the exhaust fan 44. The inner side of the photolysis box 41 is fixedly connected with a plurality of support cylinders 45. The support cylinders 45 are provided with the guide plate 403 therebetween. The guide plate 403 is fixedly connected with the photolysis box 41. The outer side of the support cylinder 45 is provided with the second gear 48. The second gear 48 is movably connected with the support cylinder 45 at both ends. The second gear 48 is connected with the output end of the second motor 47. The inner side of the support cylinder 45 is movably connected with the reflecting cylinder 49. The inner wall of the reflecting cylinder 49 is uniformly provided with a plurality of triangular protrusions. The inner surface of the reflecting cylinder 49 is a mirror surface. The middle outer side of the reflecting cylinder 49 is fixedly connected with the rotating rack 46. The rotating rack 46 is engaged with the second gear 48. The inner side of the reflecting cylinder 49 is provided with the high-energy UV lamp 401 in the middle. One end of the high-energy UV lamp 401 is movably connected with the mixing box 26. One end of the high-energy UV lamp 401 is provided with the third gear 402. The other end of the high-energy UV lamp 401 is movably connected with the exhaust tank 15. The third gear 402 is engaged with the annular rack 23.

[0037] The first motor 21 provides power for the rotation of the first gear 22, and further drives the annular rack 23 to rotate on the limiting block 25, drives the mixing plate 24 to rotate, the exhaust gas enters the mixing box 26 through the air inlet pipe 11, and the mixing plate 24 further stirs the exhaust gas in the mixing box 26, the stirred exhaust gas is dispersed to flow into the light reflecting cylinder 49, the high-energy UV lamp 401 is turned on and the exhaust gas is photolyzed, the light is reflected through the light reflecting cylinder 49, the light dissolving intensity of the light is strengthened, the photolyzed exhaust gas flows into the exhaust box 15, the exhaust fan 44 rotates and further drives the air to flow from the air inlet pipe 42 to the inside of the photolysis box 41, and then passes through the guide plate 403 to flow out from the air outlet pipe 43, the light reflecting cylinder 49 and other components are air-cooled and heat-dissipated.

[0038] The cleaning mechanism 19 comprises a cleaning box 91, a discharge pipe 92, a support block 93, a sliding groove 94, a spray pipe 95, a spray head 96, a fixed plate 97 and a scrubbing mechanism 98, the inner wall of the cleaning box 91 is fixedly connected with the support blocks 93 on both sides, the support blocks 93 are provided with the sliding grooves 94, the support blocks 93 are fixedly connected with the spray pipes 95 on the top, the spray pipes 95 are uniformly provided with the spray heads 96, one end of the cleaning box 91 is fixedly connected with the fixed plate 97, one side of the cleaning box 91 is fixedly connected with the discharge pipe 92, the discharge pipe 92 is provided with a sealing cover, the exhaust box 15 is connected with the cleaning boxes 91, and the cleaning box 91 is provided with the scrubbing mechanism 98 on one side;

[0039] The scrubbing mechanism 98 comprises a rotating frame 81, a rotating shaft 82, a wet scrubbing block 83, a dry scrubbing block 84, a spacing plate 85, a gear slot 86, a gear box 87, a first scrubbing motor 88, a moving frame 89, a limiting guide rail 801, a first electric push rod 802, a second scrubbing motor 803, a fourth gear 804, a guide frame 805, a sliding seat 806, a third scrubbing motor 807, a bidirectional lead screw 808, a second electric push rod 809, a positioning rod 811, a sliding rail 812, a positioning block 813, a third electric push rod 814, and a dust extraction mechanism 815. One side of the moving frame 89 is slidably connected with a plurality of limiting guide rails 801, the limiting guide rail 801 is T-shaped, and the limiting guide rail 801 is fixedly connected with the photolysis box 41. The bottom of the moving frame 89 is connected with output ends of a plurality of first electric push rods 802, and the first electric push rod 802 is fixed on the photolysis box 41. The top of the moving frame 89 is provided with the second scrubbing motor 803, and the output end of the second scrubbing motor 803 is connected with the fourth gear 804. The top of the moving frame 89 is slidably connected with the rotating frame 81. One side of the rotating frame 81 is provided with the gear slot 86, the fourth gear 804 is engaged with the gear slot 86, the inner side of the rotating frame 81 is movably connected with one end of the rotating shaft 82, the other end of the rotating shaft 82 is connected with the dust extraction mechanism 815, the dust extraction mechanism 815 is connected with the output end of the first scrubbing motor 88 through the gear box 87, the outer side of the rotating shaft 82 is fixedly connected with the wet scrubbing block 83, the dry scrubbing block 84 and the spacing plate 85 respectively, the spacing plate 85 is arranged between the wet scrubbing block 83 and the dry scrubbing block 84, the rotating shaft 82 is hollow, the spacing plate 85 is provided with an air passage, the air passage on the spacing plate 85 is in communication with the hollow pipe of the rotating shaft 82, both sides of one end of the rotating frame 81 are provided with the positioning rod 811, the positioning rod 811 is threadedly connected with the bidirectional lead screw 808 at both ends, the bidirectional lead screw 808 is movably connected with the sliding seat 806 at both ends, one end of the bidirectional lead screw 808 is connected with the output end of the third scrubbing motor 807, both sides of the sliding seat 806 are slidably connected with the guide frame 805, the guide frame 805 is fixed on the photolysis box 41, the bottom of the sliding seat 806 is connected with the output end of the second electric push rod 809, the second electric push rod 809 is fixed on the photolysis box 41, one side of a group of the positioning rods 811 is provided with the sliding rail 812, the sliding rail 812 is slidably connected with a plurality of positioning blocks 813, the positioning block 813 is connected with the output end of the third electric push rod 814, and the third electric push rod 814 is fixedly connected with the positioning rod 811.

[0040] After the photochemical reaction is completed, the alcohol solution with an alcohol concentration of 30% is supplied into the spray pipe 95 and sprayed on the wet wiping block 83 through the spray head 96 until the wet wiping block 83 is wetted. The second wiping motor 803 provides power for the rotation of the fourth gear 804, and the fourth gear 804 drives the rotating frame 81 to slide on the sliding groove 94 of the support block 93 and the moving frame 89 until the rotating frame 81 slides to the positioning rod 811. The third wiping motor 807 provides power for the rotation of the bidirectional screw 808, and the bidirectional screw 808 drives the positioning rod 811 to move and clamp the upper and lower surfaces of one end of the rotating frame 81. At the same time, the third electric push rod 814 provides power for the sliding of the positioning block 813 on the sliding rail 812, and the positioning block 813 clamps the left and right surfaces of the rotating frame 81, thereby clamping and fixing the rotating frame 81. The second electric push rod 809 provides power for the sliding of the sliding seat 806 on the guide frame 805, and the first electric push rod 802 provides power for the sliding of the moving frame 89 on the limiting guide rail 801. The sliding seat 806 and the moving frame 89 slide synchronously, thereby adjusting the height of the positioning rod 811, the rotating frame 81, the rotating shaft 82, the dust extraction mechanism 815, the wet wiping block 83, the dry wiping block 84, and the spacer plate 85 relative to the reflector 49. At the same time, the first wiping motor 88 provides power for the rotation of the dust extraction mechanism 815 and the rotating shaft 82 through the gear box 87, and the rotating shaft 82 drives the wet wiping block 83, the dry wiping block 84, and the spacer plate 85 to rotate. The wet wiping block 83 and the dry wiping block 84 are attached to the inside of the reflector 49 to wipe the surface dirt, and the wet wiping block 83 is wetted to wipe the surface dirt by the wet wiping block 83 and the dry wiping block 84 through the friction force. At the same time, the dry wiping block 84 absorbs the excess alcohol solution on the surface, and the second motor 47 provides power for the rotation of the second gear 48, and the second gear 48 drives the reflector 49 to rotate through the rotating rack 46. The wet wiping block 83 and the dry wiping block 84 wipe the surface of the reflector 49 comprehensively, and the wet wiping block 83 and the dry wiping block 84 are attached to the surface of the high-energy UV lamp 401 after the reflector 49 is wiped. The high-energy UV lamp 401 is rotated by the third gear 402 when the annular rack 23 rotates, thereby wiping the surface of the high-energy UV lamp 401. After the high-energy UV lamp 401 is wiped, the wiping mechanism 98 is reset, the rotating frame 81 slides into the cleaning box 91, and the alcohol solution is sprayed out of the spray head 96 to flush the wet wiping block 83 and the dry wiping block 84. The sealing cover is unscrewed from the emptying pipe 92, and the excess alcohol solution is emptied.

[0041] The regulating valve 13 comprises a first valve motor 131, a rotating plate 132, a regulating plate 133, a sector hole 134, a gas blocking plate 135, and a second valve motor 136. One end of the rotating plate 132 is connected with the output end of the first valve motor 131. Both ends of each set of rotating plate 132 are movably connected with the air inlet pipe 11, the air outlet pipe 16, and the return pipe 18, respectively. The inner side of the rotating plate 132 is fixedly connected with the regulating plate 133. The regulating plate 133 is provided with a plurality of sector holes 134. The regulating plate 133 is provided with the gas blocking plate 135 on one side. The gas blocking plate 135 corresponds to the sector hole 134. The other side of the regulating plate 133 is connected with the second valve motor 136. The output end of the second valve motor 136 is connected with the gas blocking plate 135.

[0042] The second valve motor 136 provides power for the rotation of the gas blocking plate 135. The gas blocking plate 135 adjusts the opening size of the sector hole 134, thereby controlling the passing amount of exhaust gas. The first valve motor 131 provides power for the rotation of the rotating plate 132, thereby adjusting the opening size between the rotating plate 132 and the air inlet pipe 11, the air outlet pipe 16, and the return pipe 18, respectively, and thereby controlling the flow of exhaust gas inside the air inlet pipe 11, the air outlet pipe 16, and the return pipe 18.

[0043] The dust extraction mechanism 815 comprises an air extractor 71, a dust storage box 72, opening and closing plates 73, a bridge plate 74, and springs 75. One side of the air extractor 71 is connected with the output end of the gear box 87 and the first scrubbing motor 88. The air extractor 71 is of the RV-315 type and is obtained by market purchase or private customization. The other side of the air extractor 71 is connected with the dust storage box 72. The air extractor 71 and the dust storage box 72 are in communication. The inner side of the dust storage box 72 is provided with a filter element. One end of the dust storage box 72 is connected with the rotating shaft 82. The dust storage box 72 and the hollow pipe of the rotating shaft 82 are in communication. The air passage of the partition plate 85 is in communication with the hollow pipe of the rotating shaft 82. A pair of opening and closing plates 73 are arranged on the inner side of the air passage of the partition plate 85. Both ends of the opening and closing plates 73 are movably connected with the inner side of the air passage of the partition plate 85. The bridge plate 74 is fixedly connected with the end portion of the partition plate 85. The bridge plate 74 is provided with a pair of springs 75 on one side. One end of the spring 75 is connected with the bridge plate 74. The other end of the spring 75 is connected with the opening and closing plate 73, respectively.

[0044] During the rotation of the rotating shaft 82, the air extractor 71 is started, thereby forming a negative pressure in the dust storage box 72, the hollow pipe of the rotating shaft 82, and the air passage of the partition plate 85, thereby attracting the opening and closing plate 73 to the inner side of the partition plate 85 and pulling the spring 75. The opening and closing plate 73 is opened, thereby allowing the dust generated during the scrubbing to pass through the air passage of the partition plate 85 and the hollow pipe of the rotating shaft 82 and be adsorbed into the dust storage box 72. At the same time, the dust is filtered through the filter element. The filtered gas is discharged through the air extractor 71. After the scrubbing is completed, the air extractor 71 is stopped. The opening and closing plate 73 is closed under the pulling of the spring 75.

[0045] A VOC waste gas shunt purification treatment device, the working process is as follows:

[0046] The first motor provides power for the rotation of the first gear, and then drives the annular rack to rotate on the limiting block, drives the mixed flow plate to rotate, the exhaust gas enters the mixed flow box through the air inlet pipe, and the mixed flow plate stirs the exhaust gas in the mixed flow box, the stirred exhaust gas is dispersed into the reflecting cylinder, the high-energy UV lamp is turned on and the exhaust gas is photolyzed, the light is reflected through the reflecting cylinder, the light intensity of the light is strengthened, the photolyzed exhaust gas is discharged outward through the exhaust box and the exhaust pipe, and the exhaust gas is discharged outward after being monitored by the detector in the exhaust pipe. The exhaust gas that does not meet the requirements is introduced into the air inlet pipe through the backflow pipe for secondary photolysis.

[0047] After the photolysis operation is completed, alcohol solution is supplied into the spray pipe and sprayed on the wet wiping block through the spray head until the wet wiping block is wetted. The second wiping motor provides power for the rotation of the fourth gear, the fourth gear drives the rotating frame to slide on the sliding groove and the moving frame on the supporting block through the gear slot until the rotating frame slides to the positioning rod. The third wiping motor provides power for the rotation of the bidirectional screw, which in turn drives the positioning rod to move and clamp the upper and lower surfaces of one end of the rotating frame. At the same time, the third electric push rod provides power for the sliding of the positioning block on the sliding rail, and the positioning block in turn clamps the left and right surfaces of the rotating frame to clamp and fix the rotating frame. The second electric push rod provides power for the sliding of the sliding seat on the guide frame, and the first electric push rod provides power for the sliding of the moving frame on the limiting guide rail. The sliding seat and the moving frame slide synchronously to adjust the height of the positioning rod, the rotating frame, the rotating shaft, the dust extraction mechanism, the wet wiping block, the dry wiping block, and the spacer relative to the reflecting cylinder. At the same time, the first wiping motor provides power for the rotation of the dust extraction mechanism and the rotating shaft through the gear box, and the rotating shaft in turn drives the wet wiping block, the dry wiping block, and the spacer to rotate. The wet wiping block and the dry wiping block in turn adhere to the inside of the reflecting cylinder to wipe the surface dirt. The wet wiping block and the dry wiping block are wiped clean by friction, and at the same time the dry wiping block absorbs excess alcohol solution on the surface. At the same time, the second motor provides power for the rotation of the second gear, which in turn drives the reflecting cylinder to rotate through the rotating rack. The wet wiping block and the dry wiping block in turn wipe the surface of the reflecting cylinder. After the reflecting cylinder is wiped, the wet wiping block and the dry wiping block adhere to the surface of the high-energy UV lamp. When the annular rack rotates, the high-energy UV lamp is driven to rotate by the third gear to wipe the surface of the high-energy UV lamp. After the high-energy UV lamp is wiped, the wiping mechanism is reset.

[0048] The above content is only an example and description of the structure of the present application. Those skilled in the art can make various modifications or supplements or use similar ways to replace the described specific embodiments without deviating from the structure of the application or exceeding the scope defined by the present claims.

Claims

1. A VOC waste gas diversion and purification treatment device, comprising an inlet pipe, a mixing mechanism, a control valve, a photolysis mechanism, an exhaust box, an exhaust pipe, a detector, a return pipe, and a cleaning mechanism, characterized in that... A mixing mechanism is provided on one side of the air intake pipe, a photolysis mechanism is provided on one side of the mixing mechanism, an exhaust box is provided on one side of the photolysis mechanism, a cleaning mechanism is provided on one side of the exhaust box, an exhaust pipe is provided on the other side of the exhaust box, a detector is provided on the exhaust pipe, one side of the exhaust pipe is connected to one end of the return pipe, and the other end of the return pipe is connected to the air intake pipe. A control valve is provided in the air intake pipe, the exhaust pipe, and the return pipe. The mixing mechanism includes a first motor, a first gear, a ring rack, a mixing plate, a limiting block, and a mixing box. One side of the mixing box is fixedly connected to the air intake pipe, and the first motor is provided on one side of the mixing box. The output end of the first motor passes through the mixing box and is connected to the first gear. The first gear meshes with the ring rack. The inner side of the ring rack is fixedly connected to several evenly arranged mixing plates. The outer side of the center of the ring rack is movably connected to several limiting blocks. The limiting blocks are fixedly connected to the mixing box. The photolysis mechanism includes a photolysis box, an air inlet pipe, an air outlet pipe, an exhaust fan, support cylinders, a rotating rack, a second motor, a second gear, a reflector, a high-energy UV lamp, a third gear, and a guide plate. One side of the photolysis box is fixedly connected to a mixing box, and the other side is fixedly connected to an exhaust box. An air inlet pipe is located on one side of the photolysis box, and an air outlet pipe is located on the other side. An exhaust fan is located inside the air outlet pipe. Several support cylinders are fixedly connected to the inside of the photolysis box, and guide plates are located between the support cylinders. The guide plates are fixedly connected to the photolysis box, and a second gear is located on the outer side of the support cylinders. The wheel and the second gear are movably connected to the support cylinder at both ends. The second gear is connected to the output end of the second motor. The inner side of the support cylinder is movably connected to the reflector. The inner wall of the reflector is evenly provided with several triangular protrusions. The inner surface of the reflector is a mirror. The outer side of the middle of the reflector is fixedly connected to the rotating rack. The rotating rack meshes with the second gear. A high-energy UV lamp is provided in the middle of the inner side of the reflector. One end of the high-energy UV lamp is movably connected to the mixing box. One end of the high-energy UV lamp is provided with a third gear. The other end of the high-energy UV lamp is movably connected to the exhaust box. The third gear meshes with the ring rack. The cleaning mechanism includes a cleaning box, an exhaust pipe, a support block, a chute, a spray pipe, a nozzle, a fixing plate, and a scrubbing mechanism. The inner walls of the cleaning box are fixedly connected to both sides of the support block and several support blocks. The support blocks are provided with chute, and the top of the support blocks is fixedly connected to the spray pipe. The spray pipe is evenly provided with nozzles. One end of the cleaning box is fixedly connected to the fixing plate, and one side of the cleaning box is fixedly connected to the exhaust pipe. The exhaust pipe is provided with a sealing cover. The exhaust box is connected to several cleaning boxes, and a scrubbing mechanism is provided on one side of the cleaning box. The scrubbing mechanism includes a rotating frame, a rotating shaft, wet scrubbing blocks, dry scrubbing blocks, a partition plate, a toothed groove, a gearbox, a first scrubbing motor, a moving frame, a limiting guide rail, a first electric push rod, a second scrubbing motor, a fourth gear, a guide frame, a sliding seat, a third scrubbing motor, a bidirectional lead screw, a second electric push rod, a positioning rod, a slide rail, a positioning block, a third electric push rod, and a dust extraction mechanism. One side of the moving frame is slidably connected to several limiting guide rails, which are T-shaped and fixedly connected to the photolysis box. The bottom of the moving frame is connected to the output ends of several first electric push rods, which are fixed to the photolysis box. A second scrubbing motor is located at the top of the moving frame, and its output end is connected to the fourth gear. The top of the moving frame is slidably connected to the rotating frame. One side of the rotating frame has a toothed groove, which meshes with the fourth gear. The inner side of the rotating frame is movably connected to one end of the rotating shaft, and one end of the rotating shaft is connected to the output of the first scrubbing motor via the gearbox. One end of the rotating shaft is connected to the other end of the rotating shaft, which is connected to the dust extraction mechanism. The dust extraction mechanism is connected to the output end of the first scrubbing motor via a gearbox. The outer side of the rotating shaft is fixedly connected to the wet scrubbing block, the dry scrubbing block, and the partition plate. The partition plate is set between the wet scrubbing block and the dry scrubbing block. The rotating shaft is hollow inside, and the partition plate is provided with an air passage. The air passage on the partition plate is connected to the hollow tube of the rotating shaft. Positioning rods are provided on both sides of one end of the rotating frame. Both ends of the positioning rods are connected to the bidirectional lead screw via threads. Both ends of the bidirectional lead screw are movably connected to the sliding seat. One end of the bidirectional lead screw is connected to the output end of the third scrubbing motor. Both sides of the sliding seat are slidably connected to the guide frame. The guide frame is fixed on the photolysis box. The bottom of the sliding seat is connected to the output end of the second electric push rod. The second electric push rod is fixed on the photolysis box. One side of one set of positioning rods is provided with a slide rail. The slide rail is slidably connected to several positioning blocks. The positioning blocks are connected to the output end of the third electric push rod. The third electric push rod is fixedly connected to the positioning rods.

2. The VOC waste gas diversion and purification treatment device according to claim 1, characterized in that... The control valve includes a first valve motor, a rotating plate, an adjusting plate, a fan-shaped hole, an air baffle plate, and a second valve motor. One end of the rotating plate is connected to the output end of the first valve motor. Both ends of each set of rotating plates are movably connected to the air inlet pipe, the exhaust pipe, and the return pipe, respectively. The inner side of the rotating plate is fixedly connected to the adjusting plate. The adjusting plate is provided with several fan-shaped holes. An air baffle plate is provided on one side of the adjusting plate, and the air baffle plate corresponds to the fan-shaped holes. The other side of the adjusting plate is connected to the second valve motor, and the output end of the second valve motor is connected to the air baffle plate.

3. The VOC waste gas diversion and purification treatment device according to claim 1, characterized in that... The dust extraction mechanism includes a fan, a dust collection box, a hinged plate, a bridging plate, and springs. One side of the fan is connected to the output end of the first scrubbing motor via a gearbox, and the other side of the fan is connected to the dust collection box. The fan and the dust collection box are connected. A filter element is installed inside the dust collection box. One side of the dust collection box is connected to one end of a rotating shaft. The dust collection box and the hollow tube of the rotating shaft are connected. An air passage on the partition plate is connected to the hollow tube of the rotating shaft. A pair of hinged plates are installed inside the air passage of the partition plate. Both ends of the hinged plates are movably connected to the inside of the air passage of the partition plate. The bridging plate is fixedly connected to the middle of the ends of the partition plate. A pair of springs are installed on one side of the bridging plate. One end of the spring is connected to the bridging plate, and the other end of the spring is connected to the hinged plate.

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