CN206996168U - Modified wet method mist dust remover - Google Patents
Modified wet method mist dust remover Download PDFInfo
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- CN206996168U CN206996168U CN201720810648.4U CN201720810648U CN206996168U CN 206996168 U CN206996168 U CN 206996168U CN 201720810648 U CN201720810648 U CN 201720810648U CN 206996168 U CN206996168 U CN 206996168U
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Abstract
The utility model discloses modified wet method mist dust remover, including cylinder, the bottom sidewall of cylinder is provided with air inlet, and sprayer unit is provided with cylinder；The mist dust remover also includes dust arrester, the dust arrester includes barrel-type casing, the barrel-type casing is set in cylinder, and the top of barrel-type casing axial direction is provided with to be provided with through the blast pipe of cylinder top cover plate and ft connection, bottom and is additionally provided with sewer pipe on cylinder lower cover and the blow-off pipe of ft connection, the lower cover；Barrel-type casing side wall along cylinder axially and positioned at sprayer unit top is provided with blow vent, and the blow vent is along the circumferential uniform and described blow vent of barrel-type casing side wall in same sagittal plane.The utility model is flowed by that will catch dirt and coalescence relative separation and sufficiently promote turbulence, add water smoke and the collision of adsorptivity dust, contact are condensed into large particulate matter separating treatment from air-flow, efficiency of dust collection is improved, ensures various industrial tail gas qualified discharges.
Description
Technical field
It the utility model is related to a kind of dust arrester, and in particular to modified wet method mist dust remover.
Background technology
Industrial furnace calcining, tail gas caused by dry kiln contain substantial amounts of dust, sulfide, tail gas must after processing ability
Discharge, gas discharge have to comply with GB9078-1996 environmental protection standards, reach national requirements for environmental protection.Water mist dust-removing process is actually
The exactly various processes for catching dirt and coalescence mechanism comprehensive function.But because of water smoke and respirable dust particle diameter all very littles, trapping is with coagulating
And effect is insufficient to allow and compound is separated from air-flow, and in many of actual production wet method mist dust remover, structure
Design unreasonable, efficiency of dust collection is not high, and to industries such as metallurgy, cement, ceramics, powder body materials, industrial furnace calcining, dry kiln are dried
Caused high-temperature tail gas, after spray washing is handled, environmental requirement can not be still fully achieved in exhaust emissions.
Utility model content
Technical problem to be solved in the utility model is that existing wet method mist dust remover structure design is unreasonable, simply
Trapping is insufficient to allow with coalescence effect and compound is separated from air-flow, and efficiency of dust collection is not high, and it is an object of the present invention to provide modified
Wet method mist dust remover, flowed by that will catch dirt and coalescence relative separation and sufficiently promote turbulence, add water smoke and suction
Attached property dust collision, contact are condensed into large particulate matter separating treatment from air-flow, improve efficiency of dust collection, ensure various industry
Tail gas qualified discharge.
The utility model is achieved through the following technical solutions：
Modified wet method mist dust remover, including cylinder, the cylinder include upper cover plate, barrel and lower cover, the cylinder
The bottom sidewall of body is provided with air inlet, and sprayer unit is provided with cylinder；The mist dust remover also includes dust arrester, described
Dust arrester includes barrel-type casing, and the barrel-type casing is set in cylinder, and the top of barrel-type casing axial direction is provided with and runs through cylinder
The blast pipe of body upper cover plate and ft connection, bottom are provided with the blow-off pipe through cylinder lower cover and ft connection, the lower cover
Sewer pipe is additionally provided with plate；Barrel-type casing side wall along cylinder axially and positioned at sprayer unit top is provided with blow vent, described
Blow vent is along the circumferential uniform and described blow vent of barrel-type casing side wall in same sagittal plane.
Operation principle is that pending tail gas is entered in cylinder by air inlet, and the sprayer unit in cylinder is sprayed simultaneously
Water smoke fully contacts with tail gas, and now, part dust is changed into bulky grain in self gravitation sinking with water smoke absorption coalescence in tail gas
Drop is discharged in cylinder body bottom by sewer pipe, realizes first dedusting；Then tail gas enters in the cylinder internal cavity on sprayer unit top,
Entered by blow vent in the barrel-type casing of dust arrester, due to the circumferential respectively multiple blow vents of barrel-type casing side wall, by ventilating
The multiply air-flow that mouth enters in barrel-type casing can form stronger action of turbulent flow due to mutually impact, make the dust in tail gas and take
The water smoke collision of band, fully contact, finally it is condensed into large particulate matter and sinks to landing into barrel-type casing bottom edge in self gravitation
Final dusting is realized in blow-off pipe discharge, and due to catching the complementary influence of dirt, bulky grain thing in the coalescence and cylinder in barrel-type casing
Matter is not influenceed during decline by into gas upstream, and is only easily settled by self gravitation effect.Significantly
Efficiency of dust collection is improved, ensures various industrial tail gas qualified discharges.
Preferably, the cylinder body bottom side wall is provided with least two air inlets, and the air inlet is circumferentially uniform along cylinder
Distribution；Also include air inlet endless tube, the air inlet endless tube is set in cylinder body bottom side wall, and air inlet endless tube is provided with inlet manifold
With air inlet branched pipe, the air inlet branched pipe is connected with air inlet, and flow regulating and controlling valve is additionally provided with the air inlet branched pipe.
By setting multiple air inlets in cylinder body bottom side wall, while being sprayed downwards by sprayer unit, by entering
The multiply gas that qi leel branch pipe imports is passed through in cylinder simultaneously, is advantageous to form stronger action of turbulent flow in cylinder inner bottom part, is entered
One step promotes water smoke to carry out abundant making contact coalescence with the dust in tail gas, improves first efficiency of dust collection.By entering qi leel
Flow regulating and controlling valve is set on branch pipe, is easy to staff to adjust the inlet air flow of each air inlet branch line according to actual conditions
Amount, form stronger action of turbulent flow.
Preferably, the sprayer unit includes spraying endless tube, and the spraying endless tube is fixed on cylinder inboard wall by connecting rod
Above and in the annular space where cylinder inboard wall and barrel-type casing outer wall, spraying endless tube is provided with steam inlet pipe and shower nozzle, institute
Cylinder lateral wall and ft connection are run through in the free end for stating steam inlet pipe, and the shower nozzle is uniformly distributed along spraying endless tube.
Pass through the annular for being placed in sprayer unit whole installation between cylinder inboard wall and barrel-type casing outer wall for loop configuration
In space, while ensureing that cylinder inner exhaust gas smoothly circulates, it can also ensure and fully spray wetting is carried out to tail gas, catches dirt,
Prevent the gas without wetting from entering dust arrester, be unfavorable for providing efficiency of dust collection.
Preferably, hydraulic barrier is provided with the barrel-type casing, the hydraulic barrier is located at along barrel-type casing axis direction
Blow vent top.
Hydraulic barrier is used for by constantly changing airflow direction, and the sedimentation for improving water smoke and dust coalescence particle in air-flow is made
With improving the efficiency of dust collection of final dusting.
Preferably, screen is additionally provided with the barrel-type casing, the screen is located at the ventilation along barrel-type casing axis direction
The lower section of mouth；Ball-shaped filling material is filled with chamber in barrel-type casing between hydraulic barrier and screen.
Screen is set to be mainly used in being formed the chamber of filling ball-shaped filling material with hydraulic barrier, in the hydraulic barrier and screen
Between chamber in be mainly used in strengthening the action of turbulent flow of multiply inlet air flow in barrel-type casing filled with ball-shaped filling material, prevent each logical
Gas port charge flow rate, which differs greatly, can not form stronger action of turbulent flow, be advantageous to improve final dusting efficiency.
Preferably, the side wall of the barrel-type casing is the hollow wall structure that is made up of outer wall and inwall, the outer wall and interior
Hollow chamber between wall is used to accommodate cooling water, and the external wall of upper portion of the barrel-type casing is provided with water inlet pipe, lower external
Provided with outlet pipe.
Due to the calcining of general industry stove, exhaust temperature is higher caused by dry kiln, is unfavorable for the condensation of water smoke, by
Cooling water is passed through in the cavity of barrel-type casing side wall, to provide a relatively low environment of relative temperature inside barrel-type casing,
The water smoke for promoting to carry in air-flow is condensed into bulky grain water droplet, so as to the dust in air-flow be wrapped up, sedimentation separation, in addition relatively
It can also promote to adsorb coalescence and the sedimentation of water smoke dust granules in relatively low temperature environment, further increase final dusting effect
Rate.
Preferably, in addition to waste collecting device, the waste collecting device include settling tank and cooling bay, the blowdown
Pipe and sewer pipe connect with settling tank, and the settling tank top is provided with overflow pipe, the free end connection cooling bay of the overflow pipe；
The cooling bay is connected by circulation pipe with the water inlet pipe on barrel-type casing, and circulating pump is set on the circulation pipe.
The waste liquid containing dust discharged by sewer pipe and blow-off pipe, which first flows into, carries out sedimentation separation in settling tank, in settling tank
Supernatant is flowed into cooling bay by overflow pipe, after cooling bay cools down to the water in it, is provided power by circulating pump and is made
With by cooling water along circulation pipe, water inlet pipe importing tubular inner walls to the progress cooling effect of barrel-type casing internal gas.Also
Waste water is recycled beneficial to realizing.
Preferably, the cylinder section external diameter that the barrel-type casing is located at below sprayer unit is from top to bottom gradually reduced.Be advantageous to
A larger annular compartment space is provided for cylinder body bottom, tail gas is formed between air inlet and the annular compartment larger
Pressure difference changes, and promotes dust settling separation.
The utility model compared with prior art, has the following advantages and advantages：
1st, the utility model modified wet method mist dust remover, pending tail gas is entered in cylinder by air inlet, in cylinder
Sprayer unit carry out spray water mist simultaneously and fully contacted with tail gas, now, part dust and water smoke absorption coalescence change in tail gas
Cylinder body bottom is deposited in for bulky grain under self gravitation to be discharged by sewer pipe；Then tail gas enters the cylinder on sprayer unit top
In internal cavity, entered by blow vent in the barrel-type casing of dust arrester, due to the circumferential respectively multiple ventilations of barrel-type casing side wall
Mouthful, the multiply air-flow entered by blow vent in barrel-type casing can form stronger action of turbulent flow due to mutually impact, make in tail gas
Dust and carrying water smoke collision, fully contact, be finally condensed into large particulate matter self gravitation sink land into tubular
Lower housing portion is discharged along blow-off pipe, and due to catching the complementary influence of dirt, large particulate matter in the coalescence and cylinder in barrel-type casing
Do not influenceed by into gas upstream during decline, and only easily settled by self gravitation effect.This practicality
The new coalescence that strengthens acts on sedimentation separation, substantially increases efficiency of dust collection, ensures various industrial tail gas qualified discharges；
2nd, the utility model modified wet method mist dust remover, by setting multiple air inlets in cylinder body bottom side wall,
While being sprayed downwards by sprayer unit, the multiply gas that is imported by air inlet branched pipe while it is passed through in cylinder, is advantageous to
Stronger action of turbulent flow is formed in cylinder inner bottom part, further promotes water smoke to carry out abundant making contact with the dust in tail gas and coagulates
And improve first efficiency of dust collection.By setting flow regulating and controlling valve on air inlet branched pipe, it is easy to staff according to actual
Situation adjusts the charge flow rate of each air inlet branch line, forms stronger action of turbulent flow；
3rd, the utility model modified wet method mist dust remover, by the way that sprayer unit whole installation is placed in for loop configuration
, can be with while ensureing that cylinder inner exhaust gas smoothly circulates in annular space between cylinder inboard wall and barrel-type casing outer wall
Ensure and fully spray wetting is carried out to tail gas, catches dirt, prevent the gas without wetting from entering dust arrester, be unfavorable for providing dedusting
Efficiency；
4th, the utility model modified wet method mist dust remover, screen is set to be mainly used in forming filling ball with hydraulic barrier
The chamber of type filler, it is mainly used in filled with ball-shaped filling material in the chamber between the hydraulic barrier and screen strengthening cylinder outer race
The action of turbulent flow of internal multiply inlet air flow, prevents each blow vent charge flow rate differs greatly from can not form stronger action of turbulent flow,
Be advantageous to improve final dusting efficiency；
5th, the utility model modified wet method mist dust remover, due to tail caused by the calcining of general industry stove, dry kiln
Temperature degree is higher, is unfavorable for the condensation of water smoke, is in barrel-type casing by being passed through cooling water in the cavity of barrel-type casing side wall
Portion provides a relative temperature relatively low environment, and the water smoke for promoting to carry in air-flow is condensed into bulky grain water droplet, so that will
Dust parcel in air-flow, sedimentation separation, it can also promote to adsorb water smoke dust granules in addition relative to relatively low temperature environment
Coalescence and sedimentation, further increase final dusting efficiency.
6th, the utility model modified wet method mist dust remover, the waste liquid containing dust discharged by sewer pipe and blow-off pipe first flow
Enter and sedimentation separation is carried out in settling tank, the supernatant in settling tank is flowed into cooling bay by overflow pipe, and cooling bay is in it
After water is cooled down, dynamic action is provided by circulating pump, cooling water is imported into tubular inner walls pair along circulation pipe, water inlet pipe
Barrel-type casing internal gas carries out cooling effect.Realization is also helped to recycle waste water.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is that the utility model integrally faces cross section structure schematic diagram；
Fig. 3 is the utility model sprayer unit top view cross section structural representation.
Mark and corresponding parts title in accompanying drawing：1- cylinders, 11- air inlets, 12- sprayer units, 13- sewer pipes,
14- air inlet endless tubes, 15- inlet manifold, 16- air inlet branched pipes, 17- spraying endless tubes, 18- connecting rods, 19- steam inlet pipes, 110- sprays
Head, 2- dust arresters, 21- barrel-type casings, 22- blast pipes, 23- blow-off pipes, 24- blow vents, 25- hydraulic barriers, 26- screens,
27- ball-shaped filling materials, 28- water inlet pipes, 29- outlet pipes, 3- waste collecting devices, 31- settling tanks, 32- cooling bays, 33- overflows
Pipe, 34- circulation pipes, 35- circulating pumps.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1
The utility model provides a kind of modified wet method mist dust remover, as shown in Figures 1 to 3, including cylinder 1, it is described
Cylinder 1 includes upper cover plate, barrel and lower cover.The bottom sidewall of cylinder 1 is provided with air inlet 11, and spraying dress is provided with cylinder 1
Put 12；Mist dust remover also includes dust arrester 2, and dust arrester 2 includes barrel-type casing 21, and barrel-type casing 21 is set in cylinder 1
It is interior, and the top of the axial direction of barrel-type casing 21 is provided with through the upper cover plate of cylinder 1 and provided with the blast pipe 22 with ft connection, bottom
Through the lower cover of cylinder 1 and the blow-off pipe 23 of ft connection, sewer pipe 13, cylinder 1 and barrel-type casing 21 are additionally provided with lower cover
Be welded as a whole structure；The side wall of barrel-type casing 21 along cylinder 1 axially and positioned at the top of sprayer unit 12 is provided with blow vent
24, blow vent 24 is along the circumferential uniform and described blow vent 24 of the side wall of barrel-type casing 21 in same sagittal plane.The cylinder outer race
Body 21 is located at the tapered structure of cylinder section of the lower section of sprayer unit 12.
Embodiment 2
Further improved on the basis of embodiment 1, the bottom sidewall of cylinder 1 is provided with four symmetrical air inlets
Mouth 11, the air inlet 11 are uniformly distributed along cylinder 1 is circumferential；Also include air inlet endless tube 14, air inlet endless tube 14 is set in the bottom of cylinder 1
In portion's side wall, and air inlet endless tube 14 is provided with inlet manifold 15 and air inlet branched pipe 16, the air inlet branched pipe 16 and air inlet
11 are connected, and flow regulating and controlling valve is additionally provided with the air inlet branched pipe 16.
Embodiment 3
Further improved on the basis of embodiment 2, the sprayer unit 12 includes spraying endless tube 17, and spraying endless tube 17 is logical
Connecting rod 18 is crossed to be fixed on the inwall of cylinder 1 and in the annular space where the inwall of cylinder 1 and the outer wall of barrel-type casing 21,
Spraying endless tube 17 is provided with steam inlet pipe 19 and eight shower nozzles 110, and the free end of the steam inlet pipe 19 is through the side wall of cylinder 1 and outside
Connection, the shower nozzle 110 are uniformly distributed along spraying endless tube 17.
Embodiment 4
Further improved on the basis of embodiment 3, hydraulic barrier 25, the baffling gear are provided with the barrel-type casing 21
Plate 25 is located at along the top of the blow vent 24 of the axis direction of barrel-type casing 21.Screen 26, the grid are additionally provided with barrel-type casing 21
Plate 26 is located at along the lower section of the blow vent 24 of the axis direction of barrel-type casing 21；It is located at hydraulic barrier 25 and screen in barrel-type casing 21
Ball-shaped filling material 27 is filled with chamber between 26, using plastic hollow ball.
Embodiment 5
Further improved on the basis of embodiment 4, the side wall of the barrel-type casing 21 is made up of outer wall and inwall
Hollow wall structure, hollow chamber between the outer wall and inwall are used to accommodating cooling water, outside the top of the barrel-type casing 21
Wall is provided with water inlet pipe 28, lower external is provided with outlet pipe 29.The wet method mist dust remover also includes waste collecting device
3, the waste collecting device 3 includes settling tank 31 and cooling bay 32, and the blow-off pipe 23 and sewer pipe 13 connect with settling tank 31
Logical, the top of settling tank 31 is provided with overflow pipe 33, the free end connection cooling bay 32 of overflow pipe 33；Cooling bay 32 passes through circulation
Pipe 34 is connected with the water inlet pipe 28 on barrel-type casing 21, and circulating pump 35 is set on the circulation pipe 34.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (8)
1. modified wet method mist dust remover, including cylinder (1), the cylinder (1) includes upper cover plate, barrel and lower cover, its
It is characterised by, the bottom sidewall of the cylinder (1) is provided with air inlet (11), and sprayer unit (12) is provided with cylinder (1)；It is described
Mist dust remover also includes dust arrester (2), and the dust arrester (2) includes barrel-type casing (21), the barrel-type casing (21)
It is set in cylinder (1), and the top of barrel-type casing (21) axial direction is provided with the exhaust through cylinder (1) upper cover plate and ft connection
Pipe (22), bottom are provided with the blow-off pipe (23) through cylinder (1) lower cover and ft connection, and waste liquid is additionally provided with the lower cover
Manage (13)；Barrel-type casing (21) side wall along cylinder (1) axially and positioned at sprayer unit (12) top is provided with blow vent (24),
The blow vent (24) is along the circumferential uniform and described blow vent (24) of barrel-type casing (21) side wall in same sagittal plane.
2. modified wet method mist dust remover according to claim 1, it is characterised in that cylinder (1) bottom sidewall
At least two air inlets (11) are provided with, the air inlet (11) is circumferentially uniformly distributed along cylinder (1)；Also include air inlet endless tube
(14), the air inlet endless tube (14) is set in cylinder (1) bottom sidewall, and air inlet endless tube (14) is provided with inlet manifold (15)
With air inlet branched pipe (16), the air inlet branched pipe (16) connects with air inlet (11), is also set on the air inlet branched pipe (16)
There is flow regulating and controlling valve.
3. modified wet method mist dust remover according to claim 1, it is characterised in that the sprayer unit (12) includes
Spraying endless tube (17), the spraying endless tube (17) are fixed on cylinder (1) inwall by connecting rod (18) and are located at cylinder (1)
In annular space where inwall and barrel-type casing (21) outer wall, spraying endless tube (17) is provided with steam inlet pipe (19) and shower nozzle
(110), cylinder (1) side wall and ft connection, shower nozzle (110) the edge spraying endless tube are run through in the free end of the steam inlet pipe (19)
(17) it is uniformly distributed.
4. modified wet method mist dust remover according to claim 1, it is characterised in that set in the barrel-type casing (21)
There is hydraulic barrier (25), the hydraulic barrier (25) is located at along the top of the blow vent (24) of barrel-type casing (21) axis direction.
5. modified wet method mist dust remover according to claim 4, it is characterised in that in the barrel-type casing (21) also
Provided with screen (26), the screen (26) is located at along the lower section of the blow vent (24) of barrel-type casing (21) axis direction；Cylinder outer race
Ball-shaped filling material (27) is filled with chamber in body (21) between hydraulic barrier (25) and screen (26).
6. modified wet method mist dust remover according to claim 1, it is characterised in that the side of the barrel-type casing (21)
Wall is the hollow wall structure being made up of outer wall and inwall, and the hollow chamber between the outer wall and inwall is used to accommodate cooling water,
The external wall of upper portion of the barrel-type casing (21) is provided with water inlet pipe (28), lower external is provided with outlet pipe (29).
7. modified wet method mist dust remover according to claim 6, it is characterised in that also including waste collecting device
(3), the waste collecting device (3) includes settling tank (31) and cooling bay (32), the blow-off pipe (23) and sewer pipe (13)
Connected with settling tank (31), settling tank (31) top is provided with overflow pipe (33), the free end connection of the overflow pipe (33)
Cooling bay (32)；The cooling bay (32) is connected by circulation pipe (34) with the water inlet pipe (28) on barrel-type casing (21), described
Circulating pump (35) is set on circulation pipe (34).
8. modified wet method mist dust remover according to claim 1, it is characterised in that the barrel-type casing (21) is located at
Cylinder section external diameter below sprayer unit (12) is from top to bottom gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810648.4U CN206996168U (en) | 2017-07-05 | 2017-07-05 | Modified wet method mist dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810648.4U CN206996168U (en) | 2017-07-05 | 2017-07-05 | Modified wet method mist dust remover |
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| Publication Number | Publication Date |
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| CN206996168U true CN206996168U (en) | 2018-02-13 |
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ID=61452435
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720810648.4U Active CN206996168U (en) | 2017-07-05 | 2017-07-05 | Modified wet method mist dust remover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243213A (en) * | 2017-07-05 | 2017-10-13 | 重庆阳正环保科技股份有限公司 | Multi-stage turbulent-flow wet type mist dust remover |
-
2017
- 2017-07-05 CN CN201720810648.4U patent/CN206996168U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243213A (en) * | 2017-07-05 | 2017-10-13 | 重庆阳正环保科技股份有限公司 | Multi-stage turbulent-flow wet type mist dust remover |
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