CN2905190Y - Wet-method employed bag type dust collector - Google Patents
Wet-method employed bag type dust collector Download PDFInfo
- Publication number
- CN2905190Y CN2905190Y CN 200620113543 CN200620113543U CN2905190Y CN 2905190 Y CN2905190 Y CN 2905190Y CN 200620113543 CN200620113543 CN 200620113543 CN 200620113543 U CN200620113543 U CN 200620113543U CN 2905190 Y CN2905190 Y CN 2905190Y
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- Prior art keywords
- bag
- type dust
- filter bag
- wet
- ash bucket
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- Expired - Lifetime
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- 239000000428 dust Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 239000007921 spray Substances 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 239000000706 filtrate Substances 0.000 claims description 12
- 239000010865 sewage Substances 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 7
- 210000000056 organ Anatomy 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- 239000012528 membrane Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 42
- 239000000571 coke Substances 0.000 description 10
- 239000003034 coal gas Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000004826 seaming Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A wet bag-type dust wiper possesses the following: a shell body which is provided with at least one filtering bag; the filtering bag is provided with a spray mechanism for cleaning dust of the filtering bag at the upper; the spray and cleaning device is arranged inside the shell body and is positioned at the outer bag; water seal dust dipper auto sewage-drain device is arranged at the bottom of the shell body. The wet bag-type dust wiper for the utility model adopts water seal sewage-drain device, realizing auto and intermittent operation, intermittent time is set according to actual using condition; through an N-shaped water seal overflow pipe which is arranged at the lower part of the shell body, pipe end at one side of the water seal overflow pipe extends to outer part of the shell body, pipe end of the other side is arranged inside cone-shape dust dipper at the lower part of the shell body and is positioned at the upper part of the drain outlet of the bottom of cone-shape dust dipper and the pipe end is positioned under the liquid surface, online continuous drain can be realized; because of the water film, dust wiping efficiency for membrane filter bag is higher, the purifying gas content reaching is less than 5mg/Nm3.
Description
Technical field
The utility model relates to a kind of cleaner, and especially a kind of coal gas of steel-smelting revolving furnace or leading portion of being applied to is by inflammable, the explosion hazard gases of wet-treating and the wet bag type dust remover of other gas cleaning.
Background technology
The typical cleaner of flue gas wet cleaning recovery system is the two-stage Venturi Scrubber at present.The first order: adopt sizing or manual path transfer overflow Venturi tube (being called for short " literary composition "), as cooling and slightly dedusting, the furnace gas temperature behind gasification cooling flue drops to 65～75 ℃ by 900～1000 ℃, removes the meal dirt that accounts for total dust 92～94% simultaneously; The second level: adopt automatic path transfer Venturi tube (be called for short " two literary compositions "), as removing fine dust and further cool, but its efficiency of dust collection only is 92～98%, and running resistance is more than 10kPa.
Said apparatus is adopted in known dedusting to coal gas of converter at present exactly.In coal gas of converter, CO content (V/V) reaches 70～90%, and mean calorie is 7527kJ/Nm
3, the ton steel is expected to reclaim 70Nm
3Coal gas is equivalent to the heat energy of 21kg standard coal.If the whole nation is produced steel per year in 200,000,000 tons, wherein 2/3 is converter steel, if can accomplish coal-gas recovering, then can reclaim the heat energy that is equivalent to 2,800,000 tons of standard coals in 1 year.
Existing converter gas wet cleaning system promptly adopts above-mentioned two-stage Venturi Scrubber.There are following two topmost shortcomings in this known wet cleaning recovery system:
1, efficiency of dust collection is low, and the purified gas dustiness is up to 100mg/Nm
3More than, can not satisfy＜10mg/Nm
3The gas quality standard-required;
2, SR height (more than the 20kPa), fan energy consumption is big.
The design people for overcoming the above-mentioned defective that exists in the known technology, through arduous research and development, develops wet bag type dust remover of the present utility model according to the experience and knowledge of being engaged in this area work for many years finally.
Summary of the invention
The technical problems to be solved in the utility model is: wet bag type dust remover is provided, especially a kind ofly form efficiency of dust collection height, the wet bag type dust remover that running resistance is low by housing, wet type filter bag, pulse jet mechanism, water seal ash bucket automatic sewage discharging device, spray and flusher and robot control system(RCS).
For this reason, a kind of wet bag type dust remover of the present utility model has:
Housing is provided with one or more filter bag in it, the top of described filter bag is provided with the spraying and blowing organ that is used to remove the filter bag laying dust;
Spray and flusher are arranged in the described housing, and are positioned at the outside of described filter bag;
Water seal ash bucket automatic sewage discharging device is arranged on the bottom of described housing.
Aforesaid wet bag type dust remover, wherein, described filter bag is by the ventilative portion of the epimere that only allows gas to pass through, and the hypomere and the bottom air-and water-permeable portion that not only allow gas to pass through but also allow water to pass through constitute.
Aforesaid wet bag type dust remover, wherein, the length of the ventilative portion of the epimere of described filter bag is greater than the length of hypomere air-and water-permeable portion.
Aforesaid wet bag type dust remover, wherein, the ventilative portion of the epimere of described filter bag is for being provided with only breathable filtrate/film on the bag surface; The hypomere of described filter bag and bottom air-and water-permeable portion are for being provided with not only ventilative but also permeable filtrate/film on the bag surface.
Aforesaid wet bag type dust remover, wherein, the upper end of the described filter bag card interior with being fixed on housing is connected, the diameter 〉=100mm of described filter bag, the long 〉=2000mm of bag.
Aforesaid wet bag type dust remover, wherein, described housing has cylindrical barrel body, and the upper end of this cylindrical barrel body is connected with capping, and the lower end of cylindrical shell is connected with a taper ash bucket, and the bottom of described taper ash bucket is provided with the blowdown outlet; Described filter bag is arranged in the described cylindrical barrel body; Preferably: when described housing need tolerate high negative pressure at described wet bag type dust remover, adopt cylindrical body; When described wet bag type dust remover tolerates normal pressure, adopt square box.
Aforesaid wet bag type dust remover, wherein, described spray and flusher have one deck above spray and cleaning hose, and described spray and cleaning hose are arranged on described inner walls, and are positioned at pipeline equipped at outlet port from ash-laden gas to enclosure interior that carry.
Aforesaid wet bag type dust remover, wherein, described water seal ash bucket automatic sewage discharging device has a ∩ shape water seal overflow pipe that is arranged on lower housing portion, one side pipe mouth of this water seal overflow pipe extends to the outside of housing, the opposite side mouth of pipe is positioned at the taper ash bucket that is arranged on lower housing portion, and on the top of the blowdown of taper ash bucket bottom outlet; First end of one wash tub pipe connects the top of water seal overflow pipe, and second end is arranged on the blowdown exit of taper ash bucket bottom; The sewage draining exit of the bottom of described taper ash bucket is provided with the blowdown control valve.
Aforesaid wet bag type dust remover, wherein, described water seal ash bucket blowdown apparatus has the water level controller of the high and low water level of a control, and the test side of this water level controller is arranged in cylindrical shell bottom and the taper ash bucket.
Aforesaid wet bag type dust remover, wherein, described spraying and blowing organ is a pulse jet mechanism, the winding-up pipe that is arranged on described card top is connected with pulse valve.
The wet bag type dust remover that the utility model proposes is to after handling through " literary composition ", temperature is 65～75 ℃, be the raw coke oven gas of water vapour saturation state (ash-laden gas) carries out dust removal process, raw coke oven gas dispels the heat, lowers the temperature by pipeline and barrel, and spray and cleaning hose are simultaneously to its cooling of spraying water.Condense and the water smoke of splash is carried by raw coke oven gas, the trend filter bag.The ventilative portion of filter bag that epimere is made of filtrate with permeable watertight or membrane material, the surface attachment water membrane, when raw coke oven gas passed, dust was become purified gas by the filter bag detention.Because the existence of moisture film, the efficiency of dust collection of overlay film filter bag is higher, and the purified gas dustiness can reach＜5mg/Nm
3
The water seal blowdown apparatus that the utility model adopts makes that blowdown has realized automatically, intermittently operated, and set according to actual service conditions blanking time.By being arranged on the ∩ shape water seal overflow pipe of lower housing portion, make a side pipe mouth of this water seal overflow pipe extend to the outside of housing, the opposite side mouth of pipe is arranged in the taper ash bucket of lower housing portion, be positioned at the top of the blowdown outlet of taper ash bucket bottom, and this mouth of pipe places below the liquid level, thereby can be implemented in the line continuous blowdown.In addition, regularly send instruction, open the blowdown control valve and carry out blowdown, open wash tub pipe simultaneously taper ash bucket, water seal overflow pipe are washed, realized automatic, intermittently blowdown processing by automatic control system.Owing in the taper ash bucket, be provided with the test side of water level controller, therefore, the high limit of water level in the taper ash bucket, lower bound can be set by water level controller, when water level drops to setting low spacing, water level controller is given automatic control system with signal feedback, and blowdown control valve and wash tub pipe are controlled automatically.
Description of drawings
Fig. 1 cuts open schematic diagram for the side of the utility model wet bag type dust remover;
Fig. 2 is a wet type bag filter element part schematic diagram among Fig. 1;
Fig. 3 is the local enlarged diagram of the water seal ash bucket automatic sewage discharging device of Fig. 1 middle and lower part.
The specific embodiment
For the feature, the effect that make wet bag type dust remover of the present utility model and the technical purpose that will reach have clear more and comprehensively understand, now contrast the description of drawings specific embodiment of the present utility model.
As shown in Figure 1, a kind of wet bag type dust remover that the utility model proposes has: housing 1, one or more filter bag 4 is set in it, and the top of described filter bag 4 is provided with the spraying and blowing organ 2 that is used to remove the filter bag laying dust; Spray and flusher 3 are arranged in the described housing 1, and are positioned at the outside of described filter bag 4; Water seal ash bucket automatic sewage discharging device 5 is arranged on the bottom of described housing 1.
Please cooperate referring to Fig. 2, described filter bag 4 is by the ventilative portion 41 of the epimere that only allows gas to pass through, and the hypomere and the bottom air-and water- permeable portion 42,43 that not only allow gas to pass through but also allow water to pass through constitute.The ventilative portion 41 of described epimere is for being provided with only breathable filtrate/film on the bag surface; The hypomere of described filter bag and bottom air-and water- permeable portion 42,43 be for being provided with not only ventilative but also permeable filtrate/film on the bag surface, the breathe freely setting of the lip-deep filtrate/film of bag of portion 41, hypomere and bottom air-and water-permeable portion 41 of described epimere can adopt known method such as coating, surface treatment or material processing to carry out.Described filter bag 4 can be as shown in Figure 2, is constituted by the ventilative portion 41 of epimere, hypomere air-and water-permeable portion 42 and bottom air-and water-permeable portion 43.But being not limited to this, also can be to be made of a whole filter bag, and just epimere, hypomere and the bottom segmentation at filter bag is provided with different filtrates, reaches only ventilative, or not only ventilative but also permeable purpose.The length of the ventilative portion 41 of the epimere of described filter bag 4 should be greater than the length of hypomere air-and water-permeable portion 42.And the upper end of described filter bag 4 card 11 interior with being fixed on housing is connected, the diameter 〉=100mm of preferred described filter bag (or girth 〉=340mm), the long 〉=2000mm of bag.
In the present embodiment, described housing 1 has cylindrical barrel body 10, and the upper end of this cylindrical barrel body 10 is connected with capping 12, and the lower end of cylindrical shell 10 is connected with a taper ash bucket 13, and the bottom of described taper ash bucket 13 is provided with blowdown outlet 14; Described filter bag 4 is arranged in the described cylindrical barrel body 10.When described deduster need tolerate high negative pressure, described housing 1 adopted cylindrical body; When the tolerance normal pressure, then described housing 1 can adopt square box.
Described wet bag type dust remover can adopt the capping 12 of two kinds of forms.A kind of is removable cover, and capping 12 as shown in Figure 1 is dismountable capping.Described capping and cylindrical shell 10 adopts flanges to be connected, with single track manually or electric block, mobilely take off variety of ways such as covering car, turning arm crane, capping sling, moved away.Because waste, purified gas arm is equipped with butterfly valve and blank-plate valve respectively, closes these valves of certain dedusting tube, makes it off-line.To filling nitrogen or fill steam in this cylindrical shell 10, behind displacement and the emission coal gas, uncover capping again, the workman overhauls, changes bag in atmospheric environment.Another kind is welding capping (not shown), is welded into an integral body with cylindrical shell, and the head room of card more than 11 is provided with manhole door greater than 2 meters.In a manner described, behind valve-off off-line and the emission coal gas, the workman enters in the tube and overhauls, changes bag.
Described spray and flusher 3 have one deck above spray and cleaning hose 31, described spray and cleaning hose 31 are arranged at the inwall of described housing 1, it can be on the internal perisporium that is fixed on described cylindrical shell 10 in the form of a ring, also can be that a plurality of fan-shaped spray and cleaning hoses 31 that are are set on the internal perisporium of cylindrical shell 10, a plurality of shower nozzles 32 towards all directions can be set on described spray and the cleaning hose 31.Also be provided with spray and cleaning hose 33 in the bottom of cylindrical shell 10, this spray and cleaning hose 33 are positioned at equipped at outlet port from the arm 71 of ash-laden gas to enclosure interior that carry, please cooperate referring to Fig. 3, the described arm 71 that is positioned at the conveying ash-laden gas of housing 1 inside is provided with a plurality of giving vent to anger and water inlet 711, the water of described spray and cleaning hose 33 can cool off ash-laden gas by giving vent to anger and water inlet 711 enters in the arm 71.
Above-mentioned spray and flusher can play to the raw coke oven gas that enters cylindrical shell 10 lower the temperature, the depositing dust effect, simultaneously by this spray and flusher to the outer surface of filter bag 4, reach the flushing of the inner surface of housing 1, can also reach and prevent inwall and the filter bag 4 outer surface foulings of raw coke oven gas at housing 1.
Shown in Fig. 1,3, the blowdown of the bottom of described taper ash bucket 13 outlet 14 is provided with blowdown control valve 15; Described water seal ash bucket automatic sewage discharging device 5 has a ∩ shape water seal overflow pipe 51 that is arranged on housing 1 bottom, one side pipe mouth 52 of this water seal overflow pipe 51 extends to the outside of housing 1, the opposite side mouth of pipe 53 is arranged in the taper ash bucket 13 of lower housing portion, be positioned at the top of the blowdown outlet 14 of taper ash bucket 13 bottoms, and this mouth of pipe 53 places below the liquid level, thereby can realize the on-line continuous blowdown of wet bag type dust remover of the present utility model, and make the interior water level of taper ash bucket when not opening blowdown control valve 15, remain on constant altitude; First end 61 of one wash tub pipe 6 is connected with the top of water seal overflow pipe 51, and the blowdown that second end 62 is arranged on taper ash bucket 13 bottoms exports 14 places.The mouth of pipe 52 of described outside can directly drain into mud blowdown main or open drain 8, also can be shown in Fig. 1,3, after the blow-off pipe 56 that the described outside mouth of pipe 52 is exported 14 bottoms by a linker 55 and blowdown is communicated with, in the lump mud is drained into blowdown main or open drain 8.
The operation principle of wet bag type dust remover of the present utility model is: after " literary composition " handled, temperature was 65～75 ℃, is the raw coke oven gas of water vapour saturation state (ash-laden gas), inserts from being responsible for 7, enters cylindrical shell 10 through valve 70 and arm 71.In this process, raw coke oven gas dispels the heat, lowers the temperature by pipeline and barrel, and spray and cleaning hose 31 are simultaneously to its cooling of spraying water.Condense and the water smoke of splash is carried by raw coke oven gas, trend filter bag 4.The ventilative portion 41 of filter bag that epimere is made of the overlay film or the class coating material of permeable watertight, the surface attachment water membrane, when raw coke oven gas passed, dust was become purified gas by the filter bag detention.Because the existence of moisture film, the efficiency of dust collection of overlay film filter bag is higher, and the purified gas dustiness can reach＜5mg/Nm
3
Purified gas comes together in the purified gas space of card more than 11, is responsible for 74 through purified gas arm 72, purified gas arm valve 73 and purified gas then and flow to next operation.
In dust removal process, along with increasing of filter bag 4 outer surface dust quantitys, the deduster running resistance rises.When running resistance reached the higher limit of setting, automatic control system started, and made spraying and blowing organ 2 work, and described in the present embodiment spraying and blowing organ 2 is a pulse jet mechanism, and the winding-up pipe 21 that is arranged on described card 11 tops is connected with pulse valve 22.By pulse jetting deashing, the dirt mud that is covering on the filter bag 4 falls into taper ash bucket 13; When running resistance dropped to the lower limit of setting, pulse valve cut out, and jetting deashing stops automatically.
The sack of the ventilative portion 41 of epimere of above-mentioned wet type bag filter 4 adopts elasticity seaming ring structure to fixedly connected with the card 11 that is arranged on cylindrical shell 10 internal upper parts.The set filtrate of described epimere filter bag is known filtrate with following function, for example: adopt that U.S. Ge Er company produces can permeable watertight coated filter material, it only allows gas (comprising steam) to pass through, and water smoke and particle are blocked; Described filter bag hypomere and bottom are used various overlay films or be coated with film filtering material is known filtrate with following function, and for example: the not only permeable but also ventilative coated filter material that adopts that U.S. Ge Er company produces, it can make the condensate water in the bag tube seepage go out.Structure like this is adopted in the hypomere of filter bag and bottom, be because filter bag 4 inside have been full of the purified gas of water vapour saturation state, when pulse jet mechanism 2 squeezes into Compressed Gas and carries out the deashing operation in filter bag 4, Compressed Gas generation adiabatic expansion, absorption heat, cause the purified gas cooling of filter bag 4 inside, be the water vapour hypersaturated state, the bottom of filter bag 4 is separated out and be deposited on to condensate water.Along with water accumulation level increases, pressure reduction increases, and promotes condensate water and discharges.
The blowdown control valve 15 of described water seal blowdown apparatus, wash tub pipe 6 and a water level controller 54 are connected with automatic control system, constitute a water seal automatic sewage discharging device, make that blowdown has realized automatically, intermittently operated, set according to actual service conditions blanking time.Automatic control system is regularly sent instruction, opens blowdown control valve 15 and carries out blowdown, opens 6 pairs of taper ash buckets 13 of wash tub pipe simultaneously, water seal overflow pipe 51 washes.The test side of described water level controller 54 is arranged in the taper ash bucket 13, therefore, the high limit of water level in the taper ash bucket 13, lower bound can be set by water level controller 54, as shown in Figure 3, when water level drops to setting low spacing, water level controller 54 is given automatic control system with signal feedback, closes the control valve of blowdown control valve 15 and wash tub pipe 6, stops the flushing to taper ash bucket 13.Carrying out above-mentionedly when opening blowdown control valve 15 and carrying out the blowdown operation, the above-mentioned water seal overflow mouth of pipe 53 should be positioned at below the liquid level all the time.
Be deposited in the mud (breeze of recyclable utilization) in the taper ash bucket 13, can be by when taper ash bucket 13 be washed, open above-mentioned blowdown control valve 15, by blowdown outlet 14 dischargings, can also be in dust removal process, the outside mouth of pipe 52 by water seal overflow pipe 51 carries out overflow at any time puts dirt.Mud, sewage are pooled to the Treatment of Sludge station by blowdown main or open drain 8.Because existing coal gas of steel-smelting revolving furnace wet cleaning recovery system all has sludge treating system, adopt wet bag type dust remover of the present utility model to substitute known " two literary compositions " dedusting after, still can utilize original system.
For improving the automaticity of wet bag type dust remover of the present utility model, spray wherein, flushing, pulse jetting deashing and blowdown all can be adopted automatic control.
The compressive resistance of wet bag type dust remover of the present utility model can be determined according to technological requirement, for improving the operating efficiency of whole dust-removal system, plural the utility model wet bag type dust remover should be set in dust pelletizing system, thereby guarantee running without interruption of whole system.
The utility model can be applicable to present known converter gas wet purification recovery system is undergone technological transformation, and replaces " two literary compositions " dedusting with wet bag type dust remover of the present utility model, improves efficiency of dust collection, reduces system's running resistance, energy savings.
The above, it only is specific embodiment of the utility model, when can not limiting the scope that the utility model is implemented with this, i.e. equivalent variations and the modification of doing according to the utility model claim and description generally all should still belong in the scope that the utility model patent contains.
Claims (10)
1, a kind of wet bag type dust remover is characterized in that, has:
Housing is provided with one or more filter bag in it, the top of described filter bag is provided with the spraying and blowing organ that is used to remove the filter bag laying dust;
Spray and flusher are arranged in the described housing, and are positioned at the outside of described filter bag;
Water seal ash bucket automatic sewage discharging device is arranged on the bottom of described housing.
2, wet bag type dust remover as claimed in claim 1 is characterized in that: described filter bag is by the ventilative portion of the epimere that only allows gas to pass through, and the hypomere and the bottom air-and water-permeable portion that not only allow gas to pass through but also allow water to pass through constitute.
3, wet bag type dust remover as claimed in claim 2 is characterized in that: the length of the ventilative portion of the epimere of described filter bag is greater than the length of hypomere air-and water-permeable portion.
4, as claim 2 or 3 described wet bag type dust removers, it is characterized in that: the ventilative portion of the epimere of described filter bag is for being provided with only breathable filtrate/film on the bag surface; The hypomere of described filter bag and bottom air-and water-permeable portion are for being provided with not only ventilative but also permeable filtrate/film on the bag surface.
5, as each described wet bag type dust remover of claim 1 to 3, it is characterized in that: the upper end of the described filter bag card interior with being fixed on housing is connected, the diameter 〉=100mm of described filter bag, the long 〉=2000mm of bag.
6, as each described wet bag type dust remover of claim 1 to 3, it is characterized in that: described housing has cylindrical barrel body, the upper end of this cylindrical barrel body is connected with capping, and the lower end of cylindrical shell is connected with a taper ash bucket, and the bottom of described taper ash bucket is provided with the blowdown outlet; Described filter bag is arranged in the described cylindrical barrel body.
7, as each described wet bag type dust remover of claim 1 to 3, it is characterized in that: described spray and flusher have one deck above spray and cleaning hose, described spray and cleaning hose are arranged on described inner walls, and are positioned at pipeline equipped at outlet port from ash-laden gas to enclosure interior that carry.
8, as each described wet bag type dust remover of claim 1 to 3, it is characterized in that: described water seal ash bucket automatic sewage discharging device has a ∩ shape water seal overflow pipe that is arranged on lower housing portion, one side pipe mouth of this water seal overflow pipe extends to the outside of housing, the opposite side mouth of pipe is positioned at the taper ash bucket that is arranged on lower housing portion, and on the top of the blowdown of taper ash bucket bottom outlet; First end of one wash tub pipe connects the top of water seal overflow pipe, and second end is arranged on the blowdown exit of taper ash bucket bottom; The sewage draining exit of the bottom of described taper ash bucket is provided with the blowdown control valve.
9, wet bag type dust remover as claimed in claim 8 is characterized in that: described water seal ash bucket blowdown apparatus has the water level controller of the high and low water level of a control, and the test side of this water level controller is arranged in cylindrical shell bottom and the taper ash bucket.
10, wet bag type dust remover as claimed in claim 5 is characterized in that: described spraying and blowing organ is a pulse jet mechanism, and the winding-up pipe that is arranged on described card top is connected with pulse valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620113543 CN2905190Y (en) | 2006-04-29 | 2006-04-29 | Wet-method employed bag type dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620113543 CN2905190Y (en) | 2006-04-29 | 2006-04-29 | Wet-method employed bag type dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2905190Y true CN2905190Y (en) | 2007-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620113543 Expired - Lifetime CN2905190Y (en) | 2006-04-29 | 2006-04-29 | Wet-method employed bag type dust collector |
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| CN (1) | CN2905190Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100551488C (en) * | 2006-04-29 | 2009-10-21 | 科林环保装备股份有限公司 | Wet bag type dust collector |
| CN102728175A (en) * | 2012-07-11 | 2012-10-17 | 岳阳林纸股份有限公司 | Water-washing dust-cleaning horizontal type mesh cage dust removing machine |
| CN106474850A (en) * | 2015-11-23 | 2017-03-08 | 湖南衡阳新澧化工有限公司 | A kind of wet scrubber |
| CN108043127A (en) * | 2018-02-01 | 2018-05-18 | 长沙开元仪器股份有限公司 | A kind of vacuum feeder and its removing residual device |
| CN109200693A (en) * | 2018-10-31 | 2019-01-15 | 广州博昊信息科技有限公司 | A kind of desulfuring and denitrifying apparatus of the compressible flue gas of coal-fired plant |
-
2006
- 2006-04-29 CN CN 200620113543 patent/CN2905190Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100551488C (en) * | 2006-04-29 | 2009-10-21 | 科林环保装备股份有限公司 | Wet bag type dust collector |
| CN102728175A (en) * | 2012-07-11 | 2012-10-17 | 岳阳林纸股份有限公司 | Water-washing dust-cleaning horizontal type mesh cage dust removing machine |
| CN106474850A (en) * | 2015-11-23 | 2017-03-08 | 湖南衡阳新澧化工有限公司 | A kind of wet scrubber |
| CN108043127A (en) * | 2018-02-01 | 2018-05-18 | 长沙开元仪器股份有限公司 | A kind of vacuum feeder and its removing residual device |
| CN108043127B (en) * | 2018-02-01 | 2023-12-19 | 长沙开元仪器有限公司 | Vacuum feeder and residual removing device thereof |
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