CN117160220A - Environment-friendly treatment device for combustion waste gas - Google Patents
Environment-friendly treatment device for combustion waste gas Download PDFInfo
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- CN117160220A CN117160220A CN202311337420.4A CN202311337420A CN117160220A CN 117160220 A CN117160220 A CN 117160220A CN 202311337420 A CN202311337420 A CN 202311337420A CN 117160220 A CN117160220 A CN 117160220A
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- clamped
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- wall
- spray
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- 239000002912 waste gas Substances 0.000 title claims abstract description 38
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 18
- 239000007921 spray Substances 0.000 claims abstract description 90
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 40
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 40
- 239000004571 lime Substances 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000002002 slurry Substances 0.000 claims abstract description 37
- 239000002893 slag Substances 0.000 claims abstract description 32
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 12
- 230000023556 desulfurization Effects 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 239000013078 crystal Substances 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 claims description 54
- 239000007789 gas Substances 0.000 claims description 43
- 238000001914 filtration Methods 0.000 claims description 40
- 238000007599 discharging Methods 0.000 claims description 31
- 238000005507 spraying Methods 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 230000007613 environmental effect Effects 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 16
- 238000000034 method Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 239000000779 smoke Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The invention discloses an environment-friendly treatment device for combustion waste gas, which comprises a spray tower, wherein an exhaust channel is clamped at the top position of the outer side of the spray tower, a water pump is started, lime slurry at the bottom end of the inner part of the spray tower is fed into a split flow tube through a liquid suction tube and uniformly flows into the split flow tube, and then is uniformly sprayed by the spray tube to be mixed and reacted with rising waste gas, and the sprayed lime slurry is subjected to solid-liquid separation through a screen mesh to enable crystals generated by desulfurization to be conveyed into a slag discharge channel.
Description
Technical Field
The invention relates to the technical field of combustion waste gas treatment, in particular to an environment-friendly treatment device for combustion waste gas.
Background
In the incineration process of the existing household garbage waste solids, the smoke and the exhaust gas discharged by the incineration process of the household garbage waste solids have the defects of overlarge discharge amount of smoke and fly ash due to low heat value, incomplete combustion and low combustion temperature, and the concentration of various harmful components contained in the smoke and the exhaust gas is high, so that the discharge is difficult to control;
however, in the existing exhaust gas treatment device, the treatment effect is poor, the discharged exhaust gas still contains harmful gas, and the harmful gas is directly discharged, so that environmental pollution is caused, in addition, the filtering effect on dust and particles in the exhaust gas is poor, and the dust and the particles still remain in the exhaust gas, so that the effect of subsequent spray desulfurization is affected, therefore, in order to avoid the technical problems, it is necessary to provide an environment-friendly treatment device for burning the exhaust gas to overcome the defects in the prior art.
Disclosure of Invention
The invention provides an environment-friendly treatment device for combustion waste gas, which can effectively solve the problems that the treatment effect is poor, the discharged waste gas still contains harmful gas, the direct discharge causes environmental pollution, and in addition, the filtering effect on dust and particles in the waste gas is poor, so that the dust and the particles still remain in the waste gas, thereby influencing the effect of subsequent spray desulfurization.
In order to achieve the above purpose, the present invention provides the following technical solutions: the environment-friendly treatment device for the combustion waste gas comprises a spray tower, wherein an exhaust channel is clamped at the top position of the outer side of the spray tower, a circulating spraying and solid-liquid separation mechanism is arranged in the spray tower, and comprises a water filtering plate, a positioning ring, a shunt pipe, a spray pipe, a shunt barrel, a communicating pipe, a liquid suction pipe, a water pump, a slag discharging channel, a fixed block, a sliding rod, a gasket, a tensioning spring and a screen;
starting a water pump, feeding lime slurry at the bottom end of the inside of the spray tower into a split flow tube through a liquid suction tube, uniformly flowing into the split flow tube, uniformly spraying the lime slurry through the spray tube to react with ascending waste gas, and carrying out solid-liquid separation on the sprayed lime slurry through a screen, so that crystals produced by desulfurization are conveyed to a slag discharge channel, and the liquid falls back to the bottom end of the spray tower for circulation;
according to the technical scheme, the water filtering plates are clamped at the top positions of the inner walls of the spray towers at equal intervals, positioning rings are connected at the positions, corresponding to the bottoms of the water filtering plates, of the inner walls of the spray towers at equal intervals through bolts, shunt pipes are clamped at the inner walls of the positioning rings at equal intervals, spray pipes are clamped at the bottom ends of the shunt pipes at equal intervals, shunt pipes are clamped between the shunt pipes, communicating pipes are clamped between the two shunt pipes, one of the communicating pipes is clamped at the top ends of the shunt pipes, a liquid suction pipe is clamped at the other end of the liquid suction pipe is connected with the bottom positions outside the spray towers, and a water pump is arranged outside the liquid suction pipe;
the spray tower outside joint has the sediment passageway of arranging, spray tower inner wall corresponds sediment passageway bottom position department equidistance joint and has the fixed block, the equal swing joint of fixed block inner wall has the slide bar, slide bar bottom end joint has the gasket, and corresponds the equal joint in slide bar outside position department between gasket and the fixed block and have tensioning spring, the slide bar top has the screen cloth through bolted connection.
According to the technical scheme, the water filtering plate is a triangular plate, the water filtering plate is arranged inside the spray tower in two rows in a staggered mode, lime slurry is filled at the bottom end inside the spray tower, two split pipes on the inner wall of the positioning ring are distributed in a staggered mode, the water pump supplies power through an external power supply, the outer side of the screen mesh is attached to the inner wall of the spray tower, and one end of the screen mesh extends into a slag discharging channel.
According to the technical scheme, the outer side of the spray tower is provided with an exhaust gas discharging and secondary filtering mechanism;
the waste gas discharging and secondary filtering mechanism comprises an annular air duct, an air inlet pipe, an arc cover plate, a filling net frame, a connecting pipe, a dust removing box, an extension pipe, a toothed ring, a bracket, a brush plate, a rotating rod, a fan blade, a filter screen, a rotating motor, a gear, a waste gas access pipe, a slag discharging hopper, a sealing baffle and a dust collecting barrel;
starting a rotating motor to drive a gear, a toothed ring, a bracket, a rotating rod and a fan blade to rotate, generating suction force, sucking waste gas in the dust removal box into a connecting pipe, filtering the waste gas by using a filter screen, simultaneously, driving a brush plate to rotate by rotating the bracket, cleaning the filter screen, and enabling the filtered waste gas to enter an annular air channel to be filled with activated carbon particles in the screen frame for secondary filtration;
the outer side of the spray tower is connected with an annular air duct through bolts, the inner wall of the annular air duct is equidistantly clamped with an air inlet pipe, arc-shaped cover plates are symmetrically connected at the top position of the inner wall of the annular air duct through bolts, and filling net frames are connected at the bottom ends of the two arc-shaped cover plates through bolts;
the annular air duct is characterized in that a connecting pipe is clamped at the outer side of the annular air duct, a dust removal box is clamped at the other end of the connecting pipe, an extension pipe is clamped at the position, corresponding to one side of the connecting pipe, of the inner wall of the dust removal box, a toothed ring is rotationally connected at the outer side of the extension pipe, one end of the toothed ring is connected with a bracket through a bolt, one end of the bracket is symmetrically connected with a brush plate through a bolt, a rotating rod is clamped at the middle position of one end of the bracket, a fan blade is connected at the position, corresponding to the inner position of the connecting pipe, of one end of the rotating rod through a bolt, and a filter screen is connected at the position, corresponding to the outer side of the rotating rod, of the connecting pipe;
one end of the dust removal box is connected with a rotating motor through a bolt, a gear is clamped at the position of the output shaft of the rotating motor corresponding to the bottom of the toothed ring, and an exhaust gas access pipe is clamped at the position of the other end of the dust removal box corresponding to one side of the connecting pipe;
the bottom end of the dust removal box is clamped with a slag discharge hopper, the top of the inner wall of the slag discharge hopper is connected with a sealing baffle in a sliding manner, and the bottom end of the slag discharge hopper is clamped with a dust collection barrel.
According to the technical scheme, the spray tower one end is run through to intake pipe one end, the inside packing of packing net frame has activated carbon granules, ring gear and gear engagement, brush board one end is laminated mutually with filter screen one end, the rotating electrical machines is supplied power through external power source.
According to the technical scheme, a spraying and flow equalizing mechanism is arranged inside the shunt pipe;
the spraying flow equalizing mechanism comprises a limiting plate, a movable rod, a plug plate, a supporting spring, a transverse block, a traction rod, a water blocking plate, a baffle ring and a rotating plate;
along with the increase of lime slurry, the pressure is gradually increased, the plug plate and the movable rod are pushed to slide along the inner wall of the limiting plate, the traction rod and the water shutoff plate are pulled to ascend by the rotating plate, the sealing of the baffle ring is relieved, the lime slurry is conveniently sprayed out together by a plurality of spray pipes, and the plug plate, the movable rod, the traction rod and the water shutoff plate are reset by the characteristic that the support springs are telescopic in spraying;
the inner wall of the shunt tube is fixedly connected with a limiting plate in an equidistant clamping manner, the inner wall of the limiting plate is slidably connected with a movable rod, one end of the movable rod is fixedly connected with a plug plate in a clamping manner, and a supporting spring is fixedly connected between the plug plate and the shunt tube;
the shower inner wall top position department joint has horizontal piece, horizontal piece inner wall swing joint has the traction lever, the traction lever bottom joint has the water shutoff board, and the shower inner wall corresponds water shutoff board bottom position department joint has the baffle ring, the traction lever top rotates and is connected with the rotor plate.
According to the technical scheme, the outer side of the plug plate is attached to the inner wall of the shunt pipe, the inner diameter of the baffle ring is smaller than the outer diameter of the water shutoff plate, and the other end of the rotating plate is rotationally connected with the bottom end of the movable rod.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:
1. the circulating spraying and solid-liquid separation mechanism is arranged, lime slurry at the bottom end inside the spray tower is fed into the split flow tube through the cooperation of the water pump and the liquid suction tube, so that the lime slurry can uniformly enter the split flow tube, the lime slurry is uniformly sprayed down through the spray tube, waste gas after combustion has heat, the rising and sprayed lime slurry are subjected to mixed reaction, desulfurization treatment is carried out, the harm to the environment is reduced, the environmental protection performance is improved, the filtering of the screen is carried out, crystals produced by desulfurization are blocked inside the screen, the liquid falls back to the bottom end of the spray tower for circulation, continuous spraying is carried out, the desulfurization effect is ensured, in addition, the screen and the slide rod are pushed to slide along the inner wall of the fixed block in the falling process of the crystal and the lime slurry, the screen is matched with the tensioning spring, so that the screen vibrates, the crystals are shaken into the slag discharging channel, and the subsequent discharging and collecting are convenient.
2. The exhaust gas is discharged into the dust removing box and the secondary filtering mechanism is arranged, the exhaust gas is sent into the dust removing box through the exhaust gas access pipe, the rotating motor is started to drive the gear, the toothed ring, the support, the rotating rod and the fan blade to rotate, suction force is generated, the exhaust gas in the dust removing box is pumped into the connecting pipe, the passing exhaust gas passing efficiency is improved, meanwhile, the filter screen is utilized to filter the passing exhaust gas, dust and particles in the exhaust gas are blocked in the dust removing box, the support is rotated to drive the brush plate to rotate, the filter screen is cleaned, dust and particles are prevented from being blocked on the filter screen, the filtering effect is improved, the cleaned dust and particles are stored in the dust removing box, and the dust and particles in the dust removing box are discharged into the dust collecting barrel through the slag discharging hopper by periodically pulling the sealing baffle, so that the subsequent centralized treatment is facilitated;
in addition, the filtered waste gas enters the annular air duct, and the secondary adsorption and filtration are carried out on the waste gas through the activated carbon particles filled in the net frame, so that the filtering effect is further improved, the harmful gas in the waste gas is reduced, and the adsorbed waste gas is uniformly fed into the spray tower through the air inlet pipe, so that the subsequent spraying treatment is facilitated.
3. Set up and sprayed flow equalizing mechanism, promote cock plate and movable rod through lime thick liquid and slide along limiting plate inner wall to through the cooperation of rotating plate, pulling traction lever and water shutoff board rise, remove the seal to the baffle ring, make things convenient for lime thick liquid to spray out through the shower, realized the effect that a plurality of shower together sprayed, guaranteed the homogeneity that sprays, and after spraying, through the flexible characteristic of supporting spring, promote cock plate and movable rod to reset, and utilize the rotating plate to push away traction lever and water shutoff board and descend, seal the baffle ring, stop spraying, improved the convenience.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the filled frame of the present invention;
FIG. 3 is a schematic structural view of the circulating spray and solid-liquid separation mechanism of the present invention;
FIG. 4 is a schematic view of the exhaust gas discharge and secondary filtering mechanism of the present invention;
FIG. 5 is a schematic diagram of the spray equalizing mechanism of the present invention;
reference numerals in the drawings: 1. a spray tower; 2. an exhaust passage;
3. a circulating spraying and solid-liquid separating mechanism; 301. a water filtering plate; 302. a positioning ring; 303. a shunt; 304. a shower pipe; 305. a shunt barrel; 306. a communicating pipe; 307. a liquid suction pipe; 308. a water pump; 309. a slag discharging channel; 310. a fixed block; 311. a slide bar; 312. a gasket; 313. tensioning a spring; 314. a screen;
4. exhaust gas is discharged into the secondary filtering mechanism; 401. an annular air duct; 402. an air inlet pipe; 403. an arc cover plate; 404. filling a net frame; 405. a connecting pipe; 406. a dust removal box; 407. an extension tube; 408. a toothed ring; 409. a bracket; 410. brushing a plate; 411. a rotating rod; 412. a fan blade; 413. a filter screen; 414. a rotating electric machine; 415. a gear; 416. an exhaust gas access pipe; 417. a slag discharge hopper; 418. a sealing baffle; 419. a dust collection cylinder;
5. a spray flow equalizing mechanism; 501. a limiting plate; 502. a movable rod; 503. a plug plate; 504. a support spring; 505. a transverse block; 506. a traction rod; 507. a water shutoff plate; 508. a baffle ring; 509. and rotating the plate.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples: as shown in fig. 1, 2 and 3, the invention provides a technical scheme, and an environment-friendly treatment device for combustion waste gas, which comprises a spray tower 1, wherein an exhaust channel 2 is clamped at the top position of the outer side of the spray tower 1, a circulating spraying and solid-liquid separation mechanism 3 is arranged in the spray tower 1, and the circulating spraying and solid-liquid separation mechanism 3 comprises a water filtering plate 301, a positioning ring 302, a shunt pipe 303, a spray pipe 304, a shunt barrel 305, a communicating pipe 306, a liquid pumping pipe 307, a water pump 308, a slag discharging channel 309, a fixed block 310, a sliding rod 311, a gasket 312, a tensioning spring 313 and a screen 314;
starting a water pump 308, feeding lime slurry at the bottom end inside the spray tower 1 into a diversion cylinder 305 through a liquid suction pipe 307, uniformly feeding the lime slurry into the diversion pipe 303, uniformly spraying the lime slurry through a spray pipe 304 to react with ascending waste gas, and carrying out solid-liquid separation on the sprayed lime slurry through a screen 314 to enable crystals produced by desulfurization to be conveyed to a slag discharge channel 309, and enabling the liquid to fall back to the bottom end of the spray tower 1 for circulation;
the top position of the inner wall of the spray tower 1 is equidistantly clamped with a water filtering plate 301, the position of the inner wall of the spray tower 1 corresponding to the bottom position of the water filtering plate 301 is equidistantly connected with a positioning ring 302 through bolts, the inner wall of the positioning ring 302 is equidistantly clamped with a shunt pipe 303, the bottom end of the shunt pipe 303 is equidistantly clamped with a spray pipe 304, shunt pipes 303 are respectively clamped with a shunt barrel 305, two shunt barrels 305 are respectively clamped with a communicating pipe 306, the top end of one shunt barrel 305 is clamped with a liquid suction pipe 307, the other end of the liquid suction pipe 307 is connected with the bottom position of the outer side of the spray tower 1, and a water pump 308 is arranged outside the liquid suction pipe 307;
the outer side of the spray tower 1 is clamped with a slag discharging channel 309, the bottom position of the inner wall of the spray tower 1 corresponding to the slag discharging channel 309 is equidistantly clamped with a fixed block 310, the inner walls of the fixed block 310 are movably connected with a sliding rod 311, the bottom end of the sliding rod 311 is clamped with a gasket 312, the outer side position of the sliding rod 311 corresponding to the gasket 312 and the fixed block 310 is clamped with a tensioning spring 313, the top end of the sliding rod 311 is connected with a screen 314 through a bolt, in order to improve the spraying effect, the water filtering plate 301 is a triangular plate, the water filtering plates 301 are arranged in two rows in a staggered manner, lime slurry is filled at the bottom end of the inner part of the spray tower 1, the shunt pipes 303 of the inner walls of the two positioning rings 302 are distributed in a staggered manner, the water pump 308 is powered by an external power supply, the outer side of the screen 314 is attached to the inner wall of the spray tower 1, and one end of the screen 314 stretches into the slag discharging channel 309;
as shown in fig. 1, 2 and 4, an exhaust gas discharging and secondary filtering mechanism 4 is arranged outside the spray tower 1;
the exhaust gas discharging and secondary filtering mechanism 4 comprises an annular air duct 401, an air inlet pipe 402, an arc cover plate 403, a filling net frame 404, a connecting pipe 405, a dust removing box 406, an extension pipe 407, a toothed ring 408, a bracket 409, a brush plate 410, a rotating rod 411, a fan blade 412, a filter screen 413, a rotating motor 414, a gear 415, an exhaust gas access pipe 416, a slag discharging hopper 417, a sealing baffle 418 and a dust collecting barrel 419;
starting a rotating motor 414 to drive a gear 415, the gear 415, a bracket 409, a rotating rod 411 and a wind blade 412 to rotate, generating suction force, sucking the waste gas in the dust removal box 406 into a connecting pipe 405, filtering the waste gas by using a filter screen 413, simultaneously, rotating the bracket 409 to drive a brush plate 410 to rotate, cleaning the filter screen 413, and enabling the filtered waste gas to enter an annular air duct 401 to fill activated carbon particles in a screen frame 404 for secondary filtration;
the outer side of the spray tower 1 is connected with an annular air duct 401 through bolts, the inner wall of the annular air duct 401 is equidistantly clamped with an air inlet pipe 402, the top position of the inner wall of the annular air duct 401 is symmetrically connected with arc cover plates 403 through bolts, and the bottom ends of the two arc cover plates 403 are connected with a filling net frame 404 through bolts;
the outer side of the annular air duct 401 is clamped with a connecting pipe 405, the other end of the connecting pipe 405 is clamped with a dust removing box 406, the inner wall of the dust removing box 406 is clamped with an extension pipe 407 at a position corresponding to one side of the connecting pipe 405, the outer side of the extension pipe 407 is rotationally connected with a toothed ring 408, one end of the toothed ring 408 is connected with a bracket 409 through bolts, one end of the bracket 409 is symmetrically connected with a brush plate 410 through bolts, the middle position of one end of the bracket 409 is clamped with a rotating rod 411, one end of the rotating rod 411 is connected with a fan blade 412 through bolts at a position corresponding to the inner position of the connecting pipe 405, and the outer side of the connecting pipe 405 is connected with a filter screen 413 through bolts at a position corresponding to the outer side of the rotating rod 411;
one end of the dust removing box 406 is connected with a rotating motor 414 through a bolt, a gear 415 is clamped at the position of the output shaft of the rotating motor 414 corresponding to the bottom of the toothed ring 408, and an exhaust gas access pipe 416 is clamped at the position of the other end of the dust removing box 406 corresponding to one side of the connecting pipe 405;
the bottom end of the dust removing box 406 is clamped with a slag discharging hopper 417, the top position of the inner wall of the slag discharging hopper 417 is slidably connected with a sealing baffle 418, the bottom end of the slag discharging hopper 417 is clamped with a dust collecting barrel 419, in order to increase the filtering effect, one end of an air inlet pipe 402 penetrates through one end of the spray tower 1, active carbon particles are filled in the filling net frame 404, a toothed ring 408 is meshed with a gear 415, one end of a brush plate 410 is attached to one end of a filter screen 413, and a rotating motor 414 is powered by an external power supply;
as shown in fig. 1, 2 and 5, a spray flow equalizing mechanism 5 is arranged inside the shunt pipe 303;
the spray flow equalizing mechanism 5 comprises a limiting plate 501, a movable rod 502, a plug plate 503, a supporting spring 504, a transverse block 505, a traction rod 506, a water blocking plate 507, a baffle ring 508 and a rotating plate 509;
along with the increase of lime slurry, the pressure is gradually increased, the plug plate 503 and the movable rod 502 are pushed to slide along the inner wall of the limiting plate 501, the traction rod 506 and the water shutoff plate 507 are pulled to ascend through the rotating plate 509, the sealing of the baffle ring 508 is released, the lime slurry is conveniently sprayed out together through the spray pipes 304, and the plug plate 503, the movable rod 502, the traction rod 506 and the water shutoff plate 507 are reset due to the telescopic characteristic of the support spring 504 during spraying;
the inner wall of the shunt tube 303 is equidistantly clamped with a limiting plate 501, the inner wall of the limiting plate 501 is slidably connected with a movable rod 502, one end of the movable rod 502 is clamped with a plug plate 503, and a supporting spring 504 is clamped between the plug plate 503 and the shunt tube 303;
the top position of the inner wall of the spray pipe 304 is clamped with a transverse block 505, the inner wall of the transverse block 505 is movably connected with a traction rod 506, the bottom end of the traction rod 506 is clamped with a water shutoff plate 507, the bottom position of the inner wall of the spray pipe 304 corresponding to the water shutoff plate 507 is clamped with a baffle ring 508, the top end of the traction rod 506 is rotationally connected with a rotating plate 509, in order to enable lime slurry to be sprayed uniformly, the outer side of the baffle plate 503 is attached to the inner wall of the shunt pipe 303, the inner diameter of the baffle ring 508 is smaller than the outer diameter of the water shutoff plate 507, and the other end of the rotating plate 509 is rotationally connected with the bottom end of the movable rod 502.
The working principle and the using flow of the invention are as follows: firstly, exhaust gas is sent into the dust removing box 406 through the exhaust gas access pipe 416, meanwhile, the rotating motor 414 is started, the gear 415, the bracket 409, the rotating rod 411 and the wind vane 412 are driven to rotate through the transmission of the gear 415, suction force is generated, the exhaust gas in the dust removing box 406 is conveniently pumped into the connecting pipe 405, the passing exhaust gas is improved in passing efficiency, meanwhile, the filter screen 413 is utilized to filter the passing exhaust gas, dust and particles in the exhaust gas are blocked in the dust removing box 406, the subsequent treatment is convenient, in addition, the brush plate 410 is driven to rotate in the rotating process of the bracket 409, the filter screen 413 is cleaned, the dust and particles are prevented from being blocked on the filter screen 413, the filtering effect is improved, the cleaned dust and particles are stored in the dust removing box 406, the sealing baffle 418 is regularly pulled, the dust and particles in the dust removing box 406 are conveniently discharged into the dust collecting barrel 419 through the slag discharging hopper 417, and the subsequent concentrated treatment is conveniently carried out;
then, the filtered waste gas enters the annular air duct 401, and then the waste gas is adsorbed and filtered through activated carbon particles filled in the screen frame 404, so that the filtering effect is further improved, harmful gas in the waste gas is reduced, and the adsorbed waste gas is uniformly sent into the spray tower 1 through the air inlet pipe 402 to be subjected to subsequent spray treatment;
then, the water pump 308 is started, lime slurry at the bottom end inside the spray tower 1 is fed into the split cylinder 305 through the cooperation of the liquid suction pipe 307, so that the lime slurry can uniformly enter the split cylinder 303, the lime slurry is uniformly sprayed through the spray pipe 304, the burnt waste gas has heat, the rising and sprayed lime slurry are mixed for reaction, desulfurization treatment is carried out, the harm to the environment is reduced, the sprayed lime slurry falls into the screen 314 for filtration, crystals generated by desulfurization are blocked in the screen 314, liquid falls back to the bottom end of the spray tower 1 for circulation, continuous spraying is carried out, the desulfurization effect is ensured, the screen 314 and the sliding rod 311 are pushed to slide along the inner wall of the fixed block 310 in the falling process of the crystals and the lime slurry, and the screen 314 is matched with the tensioning spring 313, so that the crystals are shaken into the slag discharging channel 309 for discharging and collecting;
finally, the lime slurry enters the shunt tube 303 to be gathered, along with the increase of the lime slurry, the pressure is gradually increased, the plug plate 503 and the movable rod 502 are pushed to slide along the inner wall of the limiting plate 501, the traction rod 506 and the water blocking plate 507 are pulled to rise through the cooperation of the rotating plate 509, the sealing of the baffle ring 508 is relieved, the lime slurry is conveniently sprayed out through the spray pipes 304, the effect that a plurality of spray pipes 304 are sprayed together is realized, the spraying uniformity is ensured, after the spraying is finished, the plug plate 503 and the movable rod 502 are pushed to reset through the telescopic characteristic of the supporting spring 504, the traction rod 506 and the water blocking plate 507 are pushed to descend through the rotating plate 509, the baffle ring 508 is sealed, the spraying is stopped, and the convenience is improved.
Finally, it should be noted that: the foregoing is merely a preferred example of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an environment-friendly treatment device of combustion exhaust gas, includes spray column (1), its characterized in that: the top of the outer side of the spray tower (1) is clamped with an exhaust channel (2), a circulating spraying and solid-liquid separation mechanism (3) is arranged in the spray tower (1), and the circulating spraying and solid-liquid separation mechanism (3) comprises a water filtering plate (301), a positioning ring (302), a shunt pipe (303), a spray pipe (304), a shunt cylinder (305), a communicating pipe (306), a liquid suction pipe (307), a water pump (308), a slag discharging channel (309), a fixed block (310), a sliding rod (311), a gasket (312), a tensioning spring (313) and a screen (314);
starting a water pump (308), feeding lime slurry at the bottom end inside the spray tower (1) into a split flow tube (305) through a liquid suction tube (307), uniformly feeding the lime slurry into the split flow tube (303), uniformly spraying the lime slurry through a spray tube (304) to react with ascending waste gas, and carrying out solid-liquid separation on the sprayed lime slurry through a screen (314), so that crystals produced by desulfurization are conveyed to a slag discharge channel (309), and liquid falls back to the bottom end of the spray tower (1) to circulate.
2. An environmental protection treatment apparatus for combustion exhaust gas according to claim 1, wherein: the water filtering device comprises a spray tower (1), wherein a water filtering plate (301) is fixedly clamped at the top position of the inner wall of the spray tower (1), a positioning ring (302) is fixedly connected at the bottom position of the spray tower (1) corresponding to the water filtering plate (301) through bolts at equal intervals, a shunt pipe (303) is fixedly clamped at the inner wall of the positioning ring (302), a spray pipe (304) is fixedly clamped at the bottom end of the shunt pipe (303), a shunt barrel (305) is fixedly clamped between the shunt pipes (303), communicating pipes (306) are fixedly clamped between the two shunt barrels (305), a liquid suction pipe (307) is fixedly clamped at the top of one shunt barrel (305), the other end of the liquid suction pipe (307) is connected with the bottom position of the outer side of the spray tower (1), and a water pump (308) is arranged at the outer side of the liquid suction pipe (307);
the spray tower is characterized in that a slag discharging channel (309) is clamped outside the spray tower (1), a fixed block (310) is clamped at the position, corresponding to the slag discharging channel (309), of the inner wall of the spray tower (1), a sliding rod (311) is movably connected to the inner wall of the fixed block (310), a gasket (312) is clamped at the bottom end of the sliding rod (311), a tensioning spring (313) is clamped at the position, corresponding to the outer side of the sliding rod (311), between the gasket (312) and the fixed block (310), and a screen (314) is connected to the top end of the sliding rod (311) through bolts.
3. An environmental protection treatment apparatus for combustion exhaust gas according to claim 1, wherein: the utility model discloses a slag removal device, including spray column (1), filter board (301), screen cloth (314), filter board (301) are the set square, and filter board (301) divide two rows to stagger and install inside spray column (1), inside bottom of spray column (1) is filled with lime thick liquid, two shunt tubes (303) of holding ring (302) inner wall are crisscross to be distributed, water pump (308) are supplied power through external power source, the screen cloth (314) outside is laminated with spray column (1) inner wall mutually, screen cloth (314) one end stretches into inside sediment passageway (309).
4. An environmental protection treatment apparatus for combustion exhaust gas according to claim 2, characterized in that: the outer side of the spray tower (1) is provided with an exhaust gas discharging and secondary filtering mechanism (4);
the waste gas discharging and secondary filtering mechanism (4) comprises an annular air duct (401), an air inlet pipe (402), an arc cover plate (403), a filling screen frame (404), a connecting pipe (405), a dust removing box (406), an extension pipe (407), a toothed ring (408), a bracket (409), a brush plate (410), a rotating rod (411), a fan blade (412), a filter screen (413), a rotating motor (414), a gear (415), a waste gas access pipe (416), a slag discharging hopper (417), a sealing baffle (418) and a dust collecting barrel (419);
starting a rotating motor (414) to drive a gear (415), the gear (415), a bracket (409), a rotating rod (411) and a fan blade (412) to rotate, generating suction force, sucking waste gas in a dust removal box (406) into a connecting pipe (405), filtering the waste gas by using a filter screen (413), simultaneously, rotating the bracket (409) to drive a brush plate (410) to rotate, cleaning the filter screen (413), and enabling the filtered waste gas to enter an annular air duct (401) to be filled with activated carbon particles in a screen frame (404) for secondary filtration;
the outer side of the spray tower (1) is connected with an annular air duct (401) through bolts, the inner wall of the annular air duct (401) is equidistantly clamped with an air inlet pipe (402), arc-shaped cover plates (403) are symmetrically connected to the top of the inner wall of the annular air duct (401) through bolts, and filling net frames (404) are connected to the bottom ends of the two arc-shaped cover plates (403) through bolts;
the annular air duct is characterized in that a connecting pipe (405) is clamped at the outer side of the annular air duct (401), a dust removing box (406) is clamped at the other end of the connecting pipe (405), an extension pipe (407) is clamped at the position, corresponding to one side of the connecting pipe (405), of the inner wall of the dust removing box (406), a toothed ring (408) is rotatably connected to the outer side of the extension pipe (407), a support (409) is connected to one end of the toothed ring (408) through bolts, a brush plate (410) is symmetrically connected to one end of the support (409) through bolts, a rotating rod (411) is clamped at the middle position of one end of the support (409), a fan blade (412) is connected to the inner position, corresponding to the connecting pipe (405), of one end of the rotating rod (411), and a filter screen (413) is connected to the outer position, corresponding to the rotating rod (411), through bolts;
one end of the dust removing box (406) is connected with a rotating motor (414) through a bolt, a gear (415) is clamped at the position of an output shaft of the rotating motor (414) corresponding to the bottom of the toothed ring (408), and an exhaust gas access pipe (416) is clamped at the position of the other end of the dust removing box (406) corresponding to one side of the connecting pipe (405);
the bottom end of the dust collection box (406) is connected with a slag discharging bucket (417), the top position of the inner wall of the slag discharging bucket (417) is connected with a sealing baffle (418) in a sliding mode, and the bottom end of the slag discharging bucket (417) is connected with a dust collection barrel (419) in a clamping mode.
5. An environmental protection treatment apparatus for combustion exhaust gas according to claim 4, wherein: one end of the air inlet pipe (402) penetrates through one end of the spray tower (1), active carbon particles are filled in the filling screen frame (404), the toothed ring (408) is meshed with the gear (415), one end of the brush plate (410) is attached to one end of the filter screen (413), and the rotating motor (414) is powered by an external power supply.
6. An environmental protection treatment apparatus for combustion exhaust gas according to claim 2, characterized in that: a spray flow equalizing mechanism (5) is arranged in the shunt tube (303);
the spraying flow equalizing mechanism (5) comprises a limiting plate (501), a movable rod (502), a plug plate (503), a supporting spring (504), a transverse block (505), a traction rod (506), a water shutoff plate (507), a baffle ring (508) and a rotating plate (509);
along with the increase of lime slurry, the pressure is gradually increased, the plug plate (503) and the movable rod (502) are pushed to slide along the inner wall of the limiting plate (501), the traction rod (506) and the water shutoff plate (507) are pulled to ascend through the rotating plate (509), the sealing of the baffle ring (508) is released, the lime slurry is conveniently sprayed out together through the spray pipes (304), and the plug plate (503), the movable rod (502), the traction rod (506) and the water shutoff plate (507) are reset due to the expansion and contraction characteristic of the support spring (504) when the lime slurry is sprayed;
the inner wall of the shunt tube (303) is equidistantly clamped with a limiting plate (501), the inner wall of the limiting plate (501) is slidably connected with a movable rod (502), one end of the movable rod (502) is clamped with a plug plate (503), and supporting springs (504) are clamped between the plug plate (503) and the shunt tube (303);
the shower (304) inner wall top position department joint has horizontal piece (505), horizontal piece (505) inner wall swing joint has pull rod (506), pull rod (506) bottom joint has water shutoff board (507), and shower (304) inner wall corresponds water shutoff board (507) bottom position department joint has baffle ring (508), pull rod (506) top rotation is connected with rotating plate (509).
7. The environmental protection treatment apparatus for combustion exhaust gas according to claim 6, wherein: the outside of the plug plate (503) is attached to the inner wall of the shunt tube (303), the inner diameter of the baffle ring (508) is smaller than the outer diameter of the water shutoff plate (507), and the other end of the rotating plate (509) is rotationally connected with the bottom end of the movable rod (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311337420.4A CN117160220A (en) | 2023-10-17 | 2023-10-17 | Environment-friendly treatment device for combustion waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311337420.4A CN117160220A (en) | 2023-10-17 | 2023-10-17 | Environment-friendly treatment device for combustion waste gas |
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| Publication Number | Publication Date |
|---|---|
| CN117160220A true CN117160220A (en) | 2023-12-05 |
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ID=88936153
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311337420.4A Withdrawn CN117160220A (en) | 2023-10-17 | 2023-10-17 | Environment-friendly treatment device for combustion waste gas |
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| Country | Link |
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| CN (1) | CN117160220A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118892708A (en) * | 2024-07-16 | 2024-11-05 | 中化学大江环保科技股份有限公司 | A liquid flotation device for dust removal spray tower |
| CN119926145A (en) * | 2025-03-27 | 2025-05-06 | 湖北中瑞环境技术股份有限公司 | An ultra-low emission device for desulfurization, denitrification and dust removal of heating chain boiler |
| CN120305769A (en) * | 2025-05-08 | 2025-07-15 | 威海龙港纸业有限公司 | A flue gas denitrification SCR pre-filter device |
-
2023
- 2023-10-17 CN CN202311337420.4A patent/CN117160220A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118892708A (en) * | 2024-07-16 | 2024-11-05 | 中化学大江环保科技股份有限公司 | A liquid flotation device for dust removal spray tower |
| CN119926145A (en) * | 2025-03-27 | 2025-05-06 | 湖北中瑞环境技术股份有限公司 | An ultra-low emission device for desulfurization, denitrification and dust removal of heating chain boiler |
| CN120305769A (en) * | 2025-05-08 | 2025-07-15 | 威海龙港纸业有限公司 | A flue gas denitrification SCR pre-filter device |
| CN120305769B (en) * | 2025-05-08 | 2025-12-09 | 威海龙港纸业有限公司 | A flue gas denitrification SCR pre-filter device |
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Application publication date: 20231205 |
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