CN1133481C - Water curtain type dust purifying appts - Google Patents

Water curtain type dust purifying appts Download PDF

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Publication number
CN1133481C
CN1133481C CNB008002444A CN00800244A CN1133481C CN 1133481 C CN1133481 C CN 1133481C CN B008002444 A CNB008002444 A CN B008002444A CN 00800244 A CN00800244 A CN 00800244A CN 1133481 C CN1133481 C CN 1133481C
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CN
China
Prior art keywords
water
road
flue gas
purifies
water curtain
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Expired - Fee Related
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CNB008002444A
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Chinese (zh)
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CN1294530A (en
Inventor
崔基浩
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Pu Jiayi
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Pu Jiayi
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06—Spray cleaning
    • B01D47/08—Spray cleaning with rotary nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/38—Removing components of undefined structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00—Arrangements of devices for treating smoke or fumes
    • F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2217/00—Intercepting solids
    • F23J2217/50—Intercepting solids by cleaning fluids (washers or scrubbers)

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treating Waste Gases (AREA)

Abstract

This invention relates to water curtain type dust purifying apparatus. This invention provides a plurality of purifying flue, one side of which is provided with an exhaust inlet port for entering smoke, another side of the purifying flue being provided with a exhaust outlet port for exhausting purifying smoke, means for purifing within the purifying flue rotatable and forming the water curtain, means for rotation to rotate the means for purifing, means for providing water to provide water to means for purifier and a drying tower for dewatering moisture of the purifying smoke which is communication with the exhaust outlet port of the purifying flue. Air pollution is reduced due to purifing and drying the smoke, and damage is eliminated for the surrounding apparatus and smoke can be recycled instantly.

Description

Water curtain type dust purifying appts
Technical field
The present invention relates to a kind of water curtain type dust purifying appts, particularly a kind of like this cleaning equipment, it has formed multiple water curtain so that dust process therefrom, thereby purifies the dust in the flue gas and dehumidify for flue gas.
Technical background
Generally speaking, the tradition burning utensil that is used for combustion residue has a purifier, to purify the pollutant in the useless flue gas.
Contain dust, cigarette ash etc. in the useless flue gas that the burning device produces, they will cause air pollution problems inherent.Flue gas must be cleaned before discharging.
A kind of representative instance of purifier is electronic air filter, and it can produce electric charge to absorb dust.This device is expensive, and the pollutant of removing is subjected to the restriction of electric charge.
Another kind of device is a filter type, and it has a gauze filter, to purify the therefrom flue gas of process.But for the user, changing filter is the loaded down with trivial details thing of part.
An example of this device is disclosed in the U.S. Patent No. 3 that Cavatassi announced on March 19th, 1974,797, in 204, this device comprise one with respect to horizontal direction with the downward-sloping flue of angle, be placed in pump that shower nozzle in the flue, one be used for supplying water to shower nozzle, one and be used to receive the water that drops to the flue bottom and the collecting tank of pollutant.
Useless flue gas is transferred the part that has a down dip by flue, when useless flue gas through out-of-date, be arranged in flue longitudinally shower nozzle will form the water smoke of interlocking, wherein the streamline of water along flue vertically.Can partly form water smoke at whole flue like this, thus make all particulates matter with drop contact and with water in dissolved gases drop in the collecting tank.The flue gas that has been removed dust is discharged from chimney.This device forms waste gas stream by Natural Circulation, but can not correctly realize circulation.This will cause the purifying property of flue gas to descend.
Another kind of device is disclosed in the U.S. Patent No. 3 that Sanga submitted on September 17th, 1974,838, in 796, this device comprises level and purifies road, one and purify vertical purification road and a plurality of nozzle that is arranged on exhaust blast direction or the direction opposite with exhaust-gas flow that the road has reduced internal diameter with respect to level.
Flue gas that burner produces and the toxic gas that polluted are being directed flowing into the level of coming out from the burner horizontal-extending and are purifying the road.The waste gas that the level that enters purifies the road is being directed mobile along injection direction, thereby along flowing to go out to be cooled at nozzle.The flue gas that enters vertical purification road is under the jet-action of nozzle and be caused to move upwardly.This jet flow that moves up owing to nozzle is disturbed.In addition, the internal diameter of reduction has constituted another disturbance factor.Therefore, a turbulent condition can occur, part smog will return and descend along downward direction.In this way, waste gas is cleaned.This method can't purify dust and the coal ash in flue gas and the poisonous residual gas fully, thereby also can cause the purifying property of flue gas to descend.
Summary of the invention
An object of the present invention is to provide a kind of cleaning equipment, it can purify dust and toxic gas effectively.
The flue gas that contains dust and toxic gas will be collected along the path by the multiple ladder in the cleaning equipment time.Mobile being forced to of flue gas oppositely drifted about or is detained.This will cause purifying property to improve.
Another object of the present invention provides a kind of drying tower with dry waste gas, so that waste gas can be reclaimed immediately.Need before entering surrounding devices, eliminate flue gas moisture wherein.Be used for purifying the moisture that the water of flue gas comprises and bring harmful problem for cleaning equipment.And a dry run will address this problem.
For this reason, the invention provides a kind of water curtain type dust purifying appts, it comprises: (1) one group purifies the road, and their side is equipped with one respectively and is used to exhaust gas entrance that flue gas is entered, and the opposite side that purifies the road is equipped with one respectively and is used to discharge the waste gas outlet that purifies flue gas; (2) purifier, it rotatably is arranged in and purifies the road and form water curtain, and comprises a hollow tube, and it can rotate in purifying the road; One group of nozzle, they are used for injection water and are arranged in hollow tube; And one group of fan, they are used to form water curtain and one flue gas are blowed in purifying the road, and each fan lays respectively on the injection direction of nozzle; (3) water supply installation, it is used for supplying water to purifier, and comprises a water tank, and it is used to hold water; A dividing wall, it is used for separating the water of water tank; A pump, it is used for extracting the water of water tank and is installed in water tank bottom; And a water pipe, it is used for water is transported to the hollow tube of purifier; (4) whirligig, it is used to rotate purifier, and comprises a motor, and it is installed on the water tank; A driving pulley, it is loaded on the axle of motor; A driven pulley, it is loaded on the distolateral of hollow tube; And a belt, it couples together driving pulley and driven pulley; (5) drying tower, it is used to the dehumidifying of purification flue gas and is communicated with the waste gas outlet that purifies the road.
Brief Description Of Drawings
By the description of doing below in conjunction with accompanying drawing, the present invention may be better understood, and objects and advantages of the present invention can more clearly display, and accompanying drawing comprises:
Fig. 1 is according to perspective view of the present invention.
Fig. 2 a is that Fig. 1 is along profile that A-A does.
Fig. 2 b is the profile according to purifier of the present invention.
Fig. 3 is that Fig. 1 is along profile that B-B does.
Fig. 4 is the profile according to drying tower of the present invention.
Most preferred embodiment of the present invention
Below will be by describing the present invention with reference to the accompanying drawings in detail.
The invention provides a kind of cleaning equipment, dust or coal ash in the poisonous smoke and gas body that produces when eliminating waste combustion by water curtain.
Please refer to Fig. 1,2a, 2b and 3, the useless flue gas that in a flue 25, is flowing and be used for the burning device 20 of combustion residue from one.One group purifies road 31,32,33,34 and has one in their side respectively and be used to the exhaust gas entrance 38 that absorbs flue gas and is communicated with flue 25, and the opposite side that purifies road 31,32,33,34 is equipped with a waste gas outlet 38a respectively, to discharge the purification flue gas.Purifier 30 rotatably is loaded in the purification road 31,32,33,34 and forms water curtain.Whirligig 54 drives purifier 30 rotations, and a water supply installation 75 is used for to purifier 30 supply water.One is used to the drying tower 60 that purifies the flue gas dehumidifying to be communicated with the waste gas outlet 38a that purifies road 31,32,33,34.
Purifier 30 is used for collecting the dust or the coal ash of flue gas.This device comprises one and is arranged in the rotatable hollow tube 35 that purifies road 31,32,33,34, it is used to receive the flowing water from water supply installation, one group of nozzle 36, they are used for injection water and are installed in hollow tube 35, and one group of fan 37, they are used to form water curtain and force flue gas to flow in purifying road 31,32,33,34.This group of fan 37 is arranged on the injection direction of nozzle 36.The injection direction of nozzle 36 is all facing to the fan between them 37, so that water is injected on the both sides of fan 37.
Purify road 31,32,33,34 and be placed on the water supply installation 75, below the side that waste gas outlet 38a is housed that purifies road 31,32,33,34 has a porus excretorius 39 to be formed on to purify road 31,32,33,34 respectively with an inclination angle.In other words, the side that exhaust gas entrance 38 is housed that purifies road 31,32,33,34 is about 15 degree of updip with respect to the horizontal plane, and the opposite side that waste gas outlet 38a is housed that purifies road 31,32,33,34 about 15 degree that with respect to the horizontal plane have a down dip.Can the water in the water curtain be discharged by porus excretorius 39 like this.
Pump 70 and water pipe 71 that is used for to hollow tube 35 transporting water of purifier 30 that water tank water is extracted out of being used for that dividing wall 41 that a water tank that is used for holding water 40, one be used for separating water tank 40 water, one are installed in water tank bottom is housed in the water supply installation 75.
Whirligig 54 comprises that one is installed in driving pulley 51 on motor 50 on the water tank 40, the axle that is loaded on motor 50, one and is loaded on hollow tube 35 distolateral a driven pulley 52 and a belt that driving pulley 51 is linked to each other with driven pulley 52.
Please refer to Fig. 4, a drying tower 60 is used to the flue gas dehumidifying that purifies road 31,32,33,34 1 ends discharge and has one group of Lime Filter 61, and they are arranged in the exhaust gases passes with multiple drop.
The operation of equipment will be described below.
Burn device 20 burning such as waste materials such as rubber, plastics and produce the flue gas that contains dust or coal ash.Burning device 20 is communicated with the first purification road 31 by flue 25.Therefore, burn flue gas that device 20 produces and will and enter the exhaust gas entrance 38 in the first purification road 31 through flue 25.
Simultaneously, whirligig 54 and water supply installation 75 entrys into service.
The rotation of motor 50 will cause driving pulley 51 and driven pulley 52 to rotate in belt 53.The rotation of driven pulley 53 will cause hollow tube 35, fan 37 and nozzle 36 rotations.And this rotary power will be delivered to respectively with other and purify on the belt wheel 51,52 on the hollow tube 35 that road 32,33,34 links to each other.In other words, one group of hollow tube 35 rotation simultaneously that purifies in the road 31,32,33,34.
By the operation of pump 70, the water in the water tank 40 will begin to be transported to the hollow tube 35 through water pipe 71 from water inlet 72 respectively.Water supply in the hollow tube 35 will be sprayed to fan 37 by nozzle 36 and clash into fan 37.The rotation of the constant speed by fan 37 and nozzle 36, injection water will form broad water curtain.Nozzle 36 is arranged between the fan 37 and forms a dual water curtain between fan 37.
Being arranged in first flue gas that purifies road 31 will be through water curtain.Flue gas will blow down in the circulation of fan 37 and also pass through water curtain gradually along the downdip direction forced flow that purifies road 31.Dust in the flue gas is collected and drops on the bottom that purifies road 31 by water curtain.Tilt owing to purify road 31, therefore the drop with dust will flow to waste gas outlet 38a.Drop will flow in the water tank 40 by porus excretorius 39.
In the preferred embodiment of fan 37, four fans 37 in a purification road 31, have been arranged.This group fan 37 has formed multiple water curtain, and flue gas is purified gradually.
Simultaneously, first flue gas that purifies road 31 of flowing through will purify road 32,33,34 through one group once more, thereby realize effectively purifying.
Having flow through first water that purifies road 31 and contain dust will flow through porus excretorius 39 and fall into water tank 40.In water tank 40, dust will sink to water tank bottom, and water can driven to be circulated back to and purifies road 31 by pump 71.
Water tank 40 is separated by dividing wall 41.To separate with the water of circulation in the second purification road 32 at first water that purifies circulation in the road 31.In other words, one group of water that purifies in the road 31,32,33,34 is separated from each other; First recirculated water that purifies in the road 31 is more than the dust that the recirculated water in the second purification road 32 contains.One group of water is separated to preserve, and when supplementing water, at first will purify supplementing water in the road 31 to first.Owing to change the purity of the time of water, so water is convenient to maintenance based on water.
Flue gas purifies the road 31,32,33,34 from one group and passes through tenaciously, and dust is collected and falls into water tank 40,34 discharges from the final purification road by waste gas outlet 38a of the waste gas after the purification.
Final purification road 34 is communicated with drying tower 60 by an exhaust emission tube 56.Do not contain moisture in the flue gas with dust, this is because flue gas was contacting water curtain at 31,32,33,34 o'clock through one group of purification road.Burn in the device 20 if moisture repeats to be introduced into, then be harmful to burning the device combustion residue.In addition, cleaning equipment contacts with moisture and can produce serious consequence.Therefore, the flue gas of discharging from final purification road 34 will dehumidify through drying tower 60.
Have in the drying tower 60 with multilayer form and be arranged in Lime Filter 61 in the exhaust gases passes.Flue gas enters the bottom of drying tower 60 and upwards drifts about and process Lime Filter 61, and moisture can be dehumidified by Lime Filter 61.Because useless flue gas is purified effectively and dehumidifies, therefore can be discharged into atmosphere or enter once more and burn in the device 20.
In cleaning equipment according to the present invention, flue gas purifies road 31,32,33,34 through one group, purifies in the road because nozzle 36 and fan 37 have formed water curtain, with collection dust.Water in dust and the water curtain flows in the water tank 40 by porus excretorius 39.The purification flue gas that contains moisture is through drying tower 60.Air pollution is because of the purification of flue gas and dry the reduction, and surrounding devices impaired can alleviate and flue gas can reclaim immediately.
Though by specific embodiment the present invention has been carried out specific description above, but be appreciated that for the person of ordinary skill of the art, under the prerequisite that does not break away from determined the spirit and scope of the present invention in the appended claims, can make various changes to form of the present invention and details.

Claims (4)

1. water curtain type dust purifying appts, it comprises:
One group purifies road (31,32,33,34), and their side is equipped with one respectively and is used to exhaust gas entrance (38) that flue gas is entered, and the opposite side that purifies the road is equipped with one respectively and is used to discharge the waste gas outlet (38a) that purifies flue gas;
Purifier (30), it rotatably is positioned in the purification road (31,32,33,34) and forms water curtain, and comprises: a hollow tube (35), it can purify rotation in the road (31,32,33,34); One group of nozzle (36), they are used for injection water and are arranged in hollow tube (35); And one group of fan (37), they are used to form water curtain and one flue gas are blowed in purification road (31,32,33,34), and each fan (37) lays respectively on the injection direction of nozzle (36);
Water supply installation (75), it is used for supplying water to purifier (30), and comprises: a water tank (40), it is used to hold water; A dividing wall (41), it is used for separating the water of water tank (40); A pump (70), it is used for extracting the water of water tank (40) and is installed in water tank (40) bottom; And a water pipe (71), it is used for water is transported to the hollow tube (35) of purifier (30);
Whirligig (54), it is used to rotate purifier (30), and comprises: a motor (50), it is installed on the water tank (40); A driving pulley (51), it is loaded on the axle of motor (50); A driven pulley (52), it is loaded on the distolateral of hollow tube (35); And a belt, it couples together driving pulley (51) and driven pulley (52);
Drying tower (60), it is used to the dehumidifying of purification flue gas and is communicated with the waste gas outlet (38a) that purifies road (31,32,33,34).
2. water curtain type dust purifying appts as claimed in claim 1 is characterized in that, the injection direction of nozzle (36) is respectively facing to the fan between them (37).
3. water curtain type dust purifying appts as claimed in claim 1 is characterized in that, purifies road (31,32,33,34) and is arranged on the water supply installation (75) with an inclination angle.
4. water curtain type dust purifying appts as claimed in claim 1 is characterized in that, has one group of Lime Filter (61) in the drying tower (60), and they are arranged in the exhaust gases passes to form multiple drop.
CNB008002444A 1999-03-19 2000-03-20 Water curtain type dust purifying appts Expired - Fee Related CN1133481C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1999/4446U 1999-03-19
KR2019990004446 1999-03-19

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CN1294530A CN1294530A (en) 2001-05-09
CN1133481C true CN1133481C (en) 2004-01-07

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AU (1) AU3460900A (en)
WO (1) WO2000056422A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107715685A (en) * 2017-11-21 2018-02-23 湖南天圣药业有限公司 A kind of penicillin emission-control equipment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3990870A (en) * 1972-10-05 1976-11-09 Gerhard Miczek Means and method for separating and collecting particulate matter from a gas flow
US4424069A (en) * 1982-08-12 1984-01-03 Chang Shien Fang Dry and wet dual-purpose dust-collecting device
KR950028808A (en) * 1994-04-20 1995-11-22 송종화 Neutralization method of malignant gas generated by incineration of waste wastewater and its neutralization device

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AU3460900A (en) 2000-10-09
CN1294530A (en) 2001-05-09
WO2000056422A1 (en) 2000-09-28

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Granted publication date: 20040107