CN203100131U - Waste heat utilization and dust removal device of coal firing equipment - Google Patents

Waste heat utilization and dust removal device of coal firing equipment Download PDF

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Publication number
CN203100131U
CN203100131U CN2013200898129U CN201320089812U CN203100131U CN 203100131 U CN203100131 U CN 203100131U CN 2013200898129 U CN2013200898129 U CN 2013200898129U CN 201320089812 U CN201320089812 U CN 201320089812U CN 203100131 U CN203100131 U CN 203100131U
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CN
China
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water
pipe
cigarette ash
dust arrester
tank
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CN2013200898129U
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Chinese (zh)
Inventor
胡子刚
胡纯
胡昕
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苏州大学
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Priority to CN2013200898129U priority Critical patent/CN203100131U/en
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Publication of CN203100131U publication Critical patent/CN203100131U/en

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

Abstract

The utility model discloses a waste heat utilization and dust removal device of coal firing equipment. The waste heat utilization and dust removal device comprises a smoke tube connected with a smoke discharge hole of the coal firing equipment, a waste heat recycling device arranged outside the smoke tube, a fan arranged on the outlet portion of the smoke tube, a dust removal device communicated with an outlet of the fan and a soot slurry concentration device connected with a drain outlet of the dust removal device. In the waste heat utilization and dust removal device, the dust removal device is adopted to effectively remove dust particles in smoke waste gas and guarantee that discharged gas cannot pollute the environment; the waste heat recycling device sufficiently uses heat of the waste gas in the smoke tube to heat water in a first water tank into hot water, and the hot water is conveniently used in boiler combustion or for other purposes again so as to achieve effects of energy saving and emission reduction; the soot slurry concentration device is adopted to further concentrate soot slurry in a water storage barrel, and the filtered water is refilled in a water inlet tube of a spraying device so as to achieve the water-saving effect; and a traditional chimney is not needed, and construction price is reduced.

Description

Coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN and dust arrester
Technical field
The utility model relates to a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN and dust arrester.
Background technology
Existing a lot of enterprises, factory (as coal-burning boiler factory etc.) by chimney volume of smoke waste gas is directly entered atmosphere every day, these chimneys generally do not have corresponding dedusting and purifying device, it has also had a strong impact on people's daily life and healthy in the air-polluting while, bring a lot of diseases to people, such as breathing problem, tuberculosis or the like.
Summary of the invention
The utility model purpose is: a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN and dust arrester that directly links to each other with the exhaust smoke hole of coal combustion equipment is provided, and it need not traditional chimney, has reduced cost, can effectively remove dust granules and environmental protection and energy saving in the waste gas simultaneously.
The technical solution of the utility model is: a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN and dust arrester comprise the smoke pipe that links to each other with the exhaust smoke hole of coal combustion equipment, the cigarette ash slurry enrichment facility that is arranged on the outer heat recovery device of smoke pipe, is arranged on the blower fan of smoke pipe export department, exports the dust arrester of connection with blower fan and link to each other with the sewage draining exit of dust arrester.
The concrete structure of above-mentioned heat recovery device is: described heat recovery device comprises and is arranged on the first outer water tank of smoke pipe first half and is arranged on the second outer water tank of smoke pipe latter half, described second water tank is provided with the mozzle that is used for the second water tank upper hot water is imported first water tank, the top of described first water tank is provided with water output duct, this water output duct is provided with first outlet valve, the bottom of described second water tank is provided with penstock, and this penstock is provided with first water intaking valve.This water output duct can connect used heating boiler of factory's when burning, so that the hot water that produces in first water tank can make full use of, also this hot water can be used for other purposes certainly.Such design has made full use of the waste heat of smoke exhaust in the smoke pipe, and then reaches the effect of energy-saving and emission-reduction.
Further, described first water tank and second water tank are sticked together, and this first water tank and second water tank are arranged with stay-warm case outward, so that prevent the too fast cooling of water in the water tank.
The operation principle of described heat recovery device is: when the waste gas of coal combustion equipment passes through smoke pipe, water in first water tank absorbs its a large amount of heat earlier and is heated to form hot water, and the water conservancy in second water tank becomes warm water with the waste heat of the interior waste gas of smoke pipe, because the water of heat can float over the top of second water tank, therefore the utility model utilizes the mozzle water that second water tank upper is warm to import first water tank, so that first water tank remedies water output duct because of deriving the deficiency of water in the water rear cabinet, second water tank then can replenish water inlet by first water intaking valve of bottom.
The concrete structure of above-mentioned smoke pipe is: in order to make the heat of waste gas in the heat recovery device better utilization smoke pipe, described smoke pipe comprises the circuitous body of arranging, be communicated with the cigarette ash passage between each zigzag part of described body bottom, the both sides port of cigarette ash passage is respectively equipped with logical cigarette ash door, this cigarette ash passage between two adjacent zigzag parts of body bottom respectively every being provided with openable intermediate door.The setting of this cigarette ash passage, cigarette ash door and intermediate door is the cigarette ash that deposits for the ease of in the cleaning smoke pipe.
The concrete structure of above-mentioned dust arrester is: described dust arrester comprises concentrator bowl, concentrator bowl is provided with first blast pipe that links to each other with described blower fan outlet, one coarse strainer tube is arranged in the described concentrator bowl, in described coarse strainer tube, also be provided with the water butt that fills water in, described concentrator bowl top is fixed with the discharge pipe that stretches in the water butt, described water butt upper end is provided with second air inlet and second blast pipe is installed, described second blast pipe extends downwardly into below the water surface of water butt, described second blast pipe has some ventholes on the tube wall of the extension below the water surface, described water butt is provided with in the top of the following extension of the described second blast pipe water surface, following first filtering material layer and second filtering material layer that is provided with at interval, described water butt bottom is provided with plasma discharge mechanism, this plasma discharge mechanism comprises the discharge pipe that stretches out concentrator bowl, be positioned at the screw auger of discharge pipe, drive the drive sprocket that screw auger rotates and drive first motor that drive sprocket rotates, the sewage draining exit of described discharge pipe is sent to cigarette ash slurry enrichment facility by the blow-off pipe cigarette ash slurry that will wet.
For the ease of the cleaning of dry ash dirt in the concentrator bowl, the bottom of described concentrator bowl is funnel-form, and hopper base is provided with ash port, and ash port is outside equipped with ash collecting box.In order to increase the air draft area, the end of described discharge pipe is preferably bell mouth shape.
For win filtering material layer and the adsorbed dust of second filtering material layer are fallen into the water again, be provided with spray equipment in the described water butt, this spray equipment comprises the shower be located at respectively between first filtering material layer top and first filtering material layer and second filtering material layer, be arranged on several shower nozzles on the shower, be communicated with and stretch out the water pipe of water butt and concentrator bowl with above-mentioned two showers, and described water pipe connects water inlet pipe by water pump.
The operation principle of described dust arrester is: the waste gas in the smoke pipe enters concentrator bowl by first blast pipe, cinder through the filtering of coarse strainer tube falls along the bell mouth bottom the concentrator bowl, finally discharge and fall into ash collecting box from ash port, the waste gas that contains thin ash then enters water butt by second blast pipe, and after the process filtration of water, second filtering material layer and first filtering material layer, form clean gas, discharge from discharge pipe at last, the wet cigarette ash slurry that the water butt bottom precipitation forms then is sent to cigarette ash slurry enrichment facility by plasma discharge mechanism and blow-off pipe.
The concrete structure of above-mentioned cigarette ash slurry enrichment facility is: described cigarette ash slurry enrichment facility comprises the cigarette ash stock tank, cigarette ash slurry sedimentation basin, be arranged on the drum screen that cigarette ash stock tank top and dirt-discherging outlet are positioned at cigarette ash slurry sedimentation basin top, and second motor of drive drum screen rotation, the end of described blow-off pipe stretches in the above-mentioned drum screen, the top of described cigarette ash stock tank is provided with the sieve plate that is obliquely installed and leads cigarette ash slurry sedimentation basin, the cigarette ash stock tank is provided with clear water output and several layers and is located at screen pack outside the clear water output in the below of sieve plate, the bottom of described cigarette ash stock tank is provided with the slush pump that leads to the dirty pipe of returning of drum screen and be used for mud is extracted out and sent into drum screen, the sludge outlet place of the described time close cigarette ash stock tank of dirty pipe is provided with back dirty valve, and the bottom of described cigarette ash slurry sedimentation basin is provided with sewage draining valve.
Further, the clear water output of described cigarette ash stock tank is communicated with the water inlet pipe of spray equipment by outlet pipe, and described outlet pipe is provided with second outlet valve.Can make the clear water after the filtration enter spray equipment like this, play energy-saving effect with running water.
The operation principle of described cigarette ash slurry enrichment facility is: blow-off pipe is sent to the wet cigarette ash slurry that the water butt bottom precipitation forms in the drum screen, when drum screen rolls, filtering out comparatively thin slime water falls into sieve plate and fall into the cigarette ash stock tank after sieve plate filters once more from drum screen, and the thick plaster that filters out on thicker mud and the sieve plate in the drum screen falls into cigarette ash slurry sedimentation basin respectively, to precipitate.And the muddy water in the cigarette ash stock tank is divided into more clear water in top and bottom mud also at self post precipitation.After this more clear water passes through the filtration of multiple filtration net again, can spray operation so that enter spray equipment by the water inlet pipe of second outlet valve from outlet pipe inflow spray equipment with running water.And the mud of cigarette ash stock tank bottom reaches back dirty pipe and enters drum screen and filter once more by returning dirty valve, slush pump.
The utility model has the advantages that:
1, the utility model directly links to each other with the exhaust smoke hole of coal combustion equipment, need not traditional chimney, has reduced cost, can effectively remove dust granules and environmental protection and energy saving in the waste gas simultaneously.
, the utility model is provided with the heat recovery device to make full use of the heat of waste gas in the smoke pipe outside smoke pipe, make the water in first water tank be heated into hot water, so that be reused for boiler feed water or other purposes, and then realizes the effect of energy-saving and emission-reduction.
, the utility model is provided with dust arrester in the blower fan exit, and this dust arrester tentatively filters smoke pipe waste gas by the coarse strainer tube earlier, waste gas after will tentatively filtering by second blast pipe is then introduced in the water, utilize the absorption ash disposal effect of water to remove thin ash, and then form clean gas by the filtration of first filtering material layer and second filtering material layer, enter the atmosphere from discharge pipe at last, so greatly improved dust removal ability, removed dust granules in the smoke exhaust effectively, guaranteed that discharge gas does not pollute the environment.
, cigarette ash that the utility model is provided with to link to each other with the sewage draining exit of dust arrester slurry enrichment facility, this device is progressive concentrated with the slurry of the cigarette ash in the water butt, and the water that filters out mended water inlet pipe into spray equipment again, to reach water-saving result, and cigarette ash slurry sedimentation basin finally precipitates the mud of formation and also can take out from its sewage draining valve, to be used for landfill or other purposes.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is the main structure cutaway view of heat recovery device in the utility model;
Fig. 2 is the main structure cutaway view of dust arrester in the utility model;
Fig. 3 is an embodiment profile at the A-A place of Fig. 2;
Fig. 4 is the cross sectional representation at discharge pipe in the plasma discharge mechanism and screw auger place;
Fig. 5 is the main structure cutaway view of cigarette ash slurry enrichment facility in the utility model.
Wherein: 10 smoke pipes; 11 bodys; 12 cigarette ash passages; 13 logical cigarette ash doors; 14 intermediate door; 15 blower fans;
20 heat recovery devices; 21 first water tanks; 22 second water tanks; 23 mozzles; 24 water output ducts; 25 first outlet valves; 26 penstocks; 27 first water intaking valves; 28 stay-warm cases;
30 dust arresters; 31 concentrator bowls; 32 first blast pipes; 33 coarse strainer tubes; 34 water butts; 35 discharge pipes; 36 second air inlets; 37 second blast pipes; 371 ventholes; 38 first filtering material layers; 39 second filtering material layers; 310 plasma discharge mechanisms; 311 discharge pipes; 312 screw augers; 313 drive sprockets; 314 first motors; 315 blow-off pipes; 316 spray equipments; 317 showers; 318 shower nozzles; 319 water pipes; 320 water pumps; 321 water inlet pipes; 322 ash ports; 323 ash collecting box;
40 cigarette ashes slurry enrichment facility; 41 cigarette ash stock tanks; 42 cigarette ashes slurry sedimentation basin; 43 drum screens; 44 second motors; 45 sieve plates; 46 clear water outputs; 47 screen packs; 48 times dirty pipes; 49 slush pumps; 410 times dirty valves; 411 sewage draining valves; 412 outlet pipes; 413 second outlet valves.
The specific embodiment
Embodiment: extremely shown in Figure 5 as Fig. 1, a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN and dust arrester comprise the smoke pipe 10 that links to each other with the exhaust smoke hole of coal combustion equipment, are arranged on the outer heat recovery device 20 of smoke pipe 10, are arranged on the blower fan 15 of smoke pipe 10 export departments, the dust arrester that is communicated with blower fan 15 outlets and the cigarette ash that links to each other with the sewage draining exit of dust arrester 30 starches enrichment facility 40.
As shown in Figure 1, the concrete structure of above-mentioned heat recovery device 20 is: described heat recovery device 20 comprises and is arranged on the first outer water tank 21 of smoke pipe 10 first halfs and is arranged on the second outer water tank 22 of smoke pipe 10 latter halfs, described second water tank 22 is provided with the mozzle 23 that is used for second water tank, 22 top hot water are imported first water tank 21, the top of described first water tank 21 is provided with water output duct 24, this water output duct 24 is provided with first outlet valve 25, the bottom of described second water tank 22 is provided with penstock 26, and this penstock 26 is provided with first water intaking valve 27.This water output duct 24 can connect used heating boiler of factory's when burning, so that the hot water that produces in first water tank can make full use of, also this hot water can be used for other purposes certainly.Such design has made full use of the waste heat of smoke exhaust in the smoke pipe 10, and then reaches the effect of energy-saving and emission-reduction.
Further, in the present embodiment, described first water tank 21 and second water tank 22 are sticked together, are arranged with stay-warm case 28 outside this first water tank 21 and second water tank 22, so that prevent the too fast cooling of water in the water tank.
The operation principle of described heat recovery device 20 is: when the waste gas of coal combustion equipment passes through smoke pipe 20, water in first water tank 21 absorbs its a large amount of heat earlier and is heated to form hot water, and the water conservancy in second water tank 22 becomes warm water with the waste heat of the interior waste gas of smoke pipe, because the water of heat can float over the top of second water tank 22, therefore the utility model utilizes mozzle 23 water that second water tank, 22 tops are hot to import first water tank 21, so that first water tank 21 remedies water output duct 24 because of deriving the deficiency of water in the water rear cabinet, second water tank 22 then can replenish water inlet by first water intaking valve 27 of bottom.
The concrete structure of above-mentioned smoke pipe 10 is: in order to make the heat of waste gas in the heat recovery device better utilization smoke pipe 10, described smoke pipe 10 comprises the circuitous body of arranging 11, be communicated with cigarette ash passage 12 between each zigzag part of described body 11 bottoms, the both sides port of cigarette ash passage 12 is respectively equipped with logical cigarette ash door 13, this cigarette ash passage 12 between two adjacent zigzag parts of body 11 bottoms respectively every being provided with openable intermediate door 14.The setting of this cigarette ash passage 12, cigarette ash door 13 and intermediate door 14 is the cigarette ash for the ease of deposition in the cleaning smoke pipe 10.
Extremely shown in Figure 4 as Fig. 2, the concrete structure of above-mentioned dust arrester 30 is: described dust arrester 30 comprises concentrator bowl 31, concentrator bowl 31 is provided with first blast pipe 32 that links to each other with described blower fan 15 outlets, one coarse strainer tube 33 is arranged in the described concentrator bowl 31, in described coarse strainer tube 33, also be provided with the water butt 34 that fills water in, described concentrator bowl 31 tops are fixed with the discharge pipe 35 that stretches in the water butt 34, described water butt 34 upper ends are provided with second air inlet 36 and second blast pipe 37 are installed, described second blast pipe 37 extends downwardly into below the water surface of water butt 34, described second blast pipe 37 has some ventholes 371 on the tube wall of the extension below the water surface, described water butt 34 is provided with in the top of the following extension of described second blast pipe, 37 waters surface, following first filtering material layer 38 and second filtering material layer 39 that is provided with at interval, described water butt 34 bottoms are provided with plasma discharge mechanism 310, this plasma discharge mechanism 310 comprises the discharge pipe 311 that stretches out concentrator bowl 31, be positioned at the screw auger 312 of discharge pipe 311, drive the drive sprocket 313 that screw auger 312 rotates and drive first motor 314 that drive sprocket 313 rotates, the sewage draining exit of described discharge pipe 311 is sent to cigarette ash slurry enrichment facility 40 by the blow-off pipe 315 cigarette ash slurry that will wet.
In the present embodiment, as shown in Figure 3, second blast pipe 37 of water butt 34 upper ends is preferably along the barrel of water butt 34 straight down, extends to form spiral-shaped at water center bending along continuous straight runs.Certainly meeting under the purpose of this utility model situation, can also be other shape, as a circle spiral or greater than a circle spiral or a rectangular shape.
For the ease of the cleaning of dry ash dirt in the concentrator bowl 31, the bottom of described concentrator bowl 31 is funnel-form, and hopper base is provided with ash port 322, and ash port 322 is outside equipped with ash collecting box 323.In order to increase the air draft area, the end of described discharge pipe 35 is preferably bell mouth shape.
For win filtering material layer 38 and second filtering material layer, 39 adsorbed dust are fallen into the water again, be provided with spray equipment 316 in the described water butt 34, this spray equipment 316 comprises the shower 317 be located at respectively between first filtering material layer, 38 tops and first filtering material layer 38 and second filtering material layer 39, be arranged on several shower nozzles 318 on the shower 317, be communicated with and stretch out the water pipe 319 of water butt 34 and concentrator bowl 31 with above-mentioned two showers 317, and described water pipe 319 connects water inlet pipes 321 by water pump 320.Above-mentioned first filtering material layer 38 and second filtering material layer 39 can be sponge, multilayer gauze or metallic steel silk screen closely.
The operation principle of described dust arrester 30 is: the waste gas in the smoke pipe 10 enters concentrator bowl 31 by first blast pipe 32, the cinder of process coarse strainer tube 33 filterings falls along the bell mouth of concentrator bowl 31 bottoms, finally discharge and fall into ash collecting box 323 from ash port 322, the waste gas that contains thin ash then enters water butt 34 by second blast pipe 36, and at process water, form clean gas after the filtration of second filtering material layer 39 and first filtering material layer 38, discharge from discharge pipe 35 at last, the wet cigarette ash slurry that water butt 34 bottom precipitations form then is sent to cigarette ash slurry enrichment facility 40 by plasma discharge mechanism 310 and blow-off pipe 315.
As shown in Figure 5, the concrete structure of above-mentioned cigarette ash slurry enrichment facility 40 is: described cigarette ash slurry enrichment facility 40 comprises cigarette ash stock tank 41, cigarette ash slurry sedimentation basin 42, be arranged on the drum screen 43 that cigarette ash stock tank 41 tops and dirt-discherging outlet are positioned at cigarette ash slurry sedimentation basin 42 tops, and second motor 44 of drive drum screen 43 rotations, the end of described blow-off pipe 315 stretches in the above-mentioned drum screen 43, the top of described cigarette ash stock tank 41 is provided with the sieve plate 45 that is obliquely installed and leads cigarette ash slurry sedimentation basin 42, cigarette ash stock tank 41 is provided with clear water output 46 and several layers and is located at screen pack 47 outside the clear water output 46 in the below of sieve plate 45, the bottom of described cigarette ash stock tank 41 is provided with the slush pump 49 that leads to the dirty pipe 48 of returning of drum screen 43 and be used for mud is extracted out and sent into drum screen 43, the sludge outlet place of described time dirty pipe 48 close cigarette ash stock tanks 41 is provided with back dirty valve 410, and the bottom of described cigarette ash slurry sedimentation basin 42 is provided with sewage draining valve 411.
Further, the clear water output 46 of described cigarette ash stock tank 41 is communicated with the water inlet pipe 321 of spray equipment 316 by outlet pipe 412, and described outlet pipe 412 is provided with second outlet valve 413.Can make the clear water after the filtration enter spray equipment like this, play energy-saving effect with running water.
The operation principle of described cigarette ash slurry enrichment facility 40 is: blow-off pipe 315 is sent to the wet cigarette ash slurry that water butt 34 bottom precipitations form in the drum screen 43, when drum screen 43 rolls, filtering out comparatively thin slime water falls into sieve plate 45 and fall into cigarette ash stock tank 41 after sieve plate 45 filters once more from drum screen 43, and the thick plaster that filters out on thicker mud and the sieve plate 45 in the drum screen 43 falls into cigarette ash slurry sedimentation basin 42 respectively, to precipitate.And the muddy water in the cigarette ash stock tank 41 is divided into more clear water in top and bottom mud also at self post precipitation.After this more clear water passes through the filtration of multiple filtration net 47 again, can spray operation so that enter spray equipment 316 by the water inlet pipe 321 of second outlet valve 413 from outlet pipe 412 inflow spray equipments 316 with running water.And the mud of cigarette ash stock tank 41 bottoms reach back dirt and manages 48 and enter drum screen 43 and filter once more by returning dirty valve 410, slush pump 49.
The utility model directly links to each other with the exhaust smoke hole of coal combustion equipment, need not traditional chimney, has reduced cost, can effectively remove dust granules and environmental protection and energy saving in the waste gas simultaneously.
Below only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.

Claims (9)

1. coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN and dust arrester is characterized in that: comprise the smoke pipe (10) that links to each other with the exhaust smoke hole of coal combustion equipment, be arranged on the outer heat recovery device (20) of smoke pipe (10), be arranged on the blower fan (15) of smoke pipe (10) export department, the dust arrester (30) that is communicated with blower fan (15) outlet and the cigarette ash that links to each other with the sewage draining exit of dust arrester (30) starches enrichment facility (40).
2. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN according to claim 1 and dust arrester, it is characterized in that: described heat recovery device (20) comprises and is arranged on outer first water tank (21) of smoke pipe (10) first half and is arranged on outer second water tank (22) of smoke pipe (10) latter half, described second water tank (22) is provided with the mozzle (23) that is used for second water tank (22) top hot water is imported first water tank (21), the top of described first water tank (21) is provided with water output duct (24), this water output duct (24) is provided with first outlet valve (25), the bottom of described second water tank (22) is provided with penstock (26), and this penstock (26) is provided with first water intaking valve (27).
3. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN according to claim 2 and dust arrester, it is characterized in that: described first water tank (21) is sticked together with second water tank (22), this first water tank (21) and the outer stay-warm case (28) that is arranged with of second water tank (22).
4. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN according to claim 1 and 2 and dust arrester, it is characterized in that: described smoke pipe (10) comprises the circuitous body of arranging (11), be communicated with cigarette ash passage (12) between each zigzag part of described body (11) bottom, the both sides port of cigarette ash passage (12) is respectively equipped with logical cigarette ash door (13), this cigarette ash passage (12) between two adjacent zigzag parts of body (11) bottom respectively every being provided with openable intermediate door (14).
5. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN according to claim 1 and 2 and dust arrester, it is characterized in that: described dust arrester (30) comprises concentrator bowl (31), concentrator bowl (31) is provided with first blast pipe (32) that links to each other with described blower fan (15) outlet, one coarse strainer tube (33) is arranged in the described concentrator bowl (31), in described coarse strainer tube (33), also be provided with the water butt (34) that fills water in, described concentrator bowl (31) top is fixed with the discharge pipe (35) that stretches in the water butt (34), described water butt (34) upper end is provided with second air inlet (36) and second blast pipe (37) is installed, described second blast pipe (37) extends downwardly into below the water surface of water butt (34), described second blast pipe (37) has some ventholes (371) on the tube wall of the extension below the water surface, described water butt (34) is provided with in the top of described second blast pipe (37) the following extension of the water surface, following first filtering material layer (38) and second filtering material layer (39) that is provided with at interval, described water butt (34) bottom is provided with plasma discharge mechanism (310), this plasma discharge mechanism (310) comprises the discharge pipe (311) that stretches out concentrator bowl (31), be positioned at the screw auger (312) of discharge pipe (311), drive the drive sprocket (313) that screw auger (312) rotates and drive first motor (314) that drive sprocket (313) rotates, the sewage draining exit of described discharge pipe (311) is sent to cigarette ash and starches enrichment facility (40) by blow-off pipe (315) the cigarette ash slurry that will wet.
6. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN according to claim 5 and dust arrester, it is characterized in that: be provided with spray equipment (316) in the described water butt (34), this spray equipment (316) comprises the shower of being located at respectively between first filtering material layer (38) top and first filtering material layer (38) and second filtering material layer (39) (317), be arranged on several shower nozzles (318) on the shower (317), the water pipe (319) that is communicated with and stretches out water butt (34) and concentrator bowl (31) with above-mentioned two showers (317), described water pipe (319) connects water inlet pipe (321) by water pump (320).
7. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN as claimed in claim 5 and dust arrester is characterized in that: the bottom of described concentrator bowl (31) is funnel-form, and hopper base is provided with ash port (322), and ash port (322) is outside equipped with ash collecting box (323).
8. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN as claimed in claim 6 and dust arrester, it is characterized in that: described cigarette ash slurry enrichment facility (40) comprises cigarette ash stock tank (41), cigarette ash slurry sedimentation basin (42), be arranged on the drum screen (43) that cigarette ash stock tank (41) top and dirt-discherging outlet are positioned at cigarette ash slurry sedimentation basin (42) top, and second motor (44) of drive drum screen (43) rotation, the end of described blow-off pipe (315) stretches in the above-mentioned drum screen (43), the top of described cigarette ash stock tank (41) is provided with the sieve plate (45) that is obliquely installed and leads cigarette ash slurry sedimentation basin (42), cigarette ash stock tank (41) is provided with clear water output (46) and several layers and is located at screen pack (47) outside the clear water output (46) in the below of sieve plate (45), the bottom of described cigarette ash stock tank (41) is provided with leads to the dirty slush pump (49) of managing (48) and being used for mud is extracted out and sent into drum screen (43) of returning of drum screen (43), described time dirty pipe (48) is provided with back dirty valve (410) near the sludge outlet place of cigarette ash stock tank (41), and the bottom of described cigarette ash slurry sedimentation basin (42) is provided with sewage draining valve (411).
9. a kind of coal combustion equipment UTILIZATION OF VESIDUAL HEAT IN as claimed in claim 8 and dust arrester, it is characterized in that: the clear water output (46) of described cigarette ash stock tank (41) is communicated with the water inlet pipe (321) of spray equipment (316) by outlet pipe (412), and described outlet pipe (412) is provided with second outlet valve (413).
CN2013200898129U 2013-02-27 2013-02-27 Waste heat utilization and dust removal device of coal firing equipment CN203100131U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103115426A (en) * 2013-02-27 2013-05-22 苏州大学 Waste heat utilization and dust removal device for coal-fired facility
CN104236081A (en) * 2014-09-16 2014-12-24 昆山黑格特温控设备有限公司 Tubular heating furnace device
CN105964088A (en) * 2016-06-21 2016-09-28 昆明理工大学 Fume desulfurization, denitrification, dust collection and waste heat recycling integrated machine for bulk curing barn
CN108361682A (en) * 2017-12-29 2018-08-03 龚玲玲 A kind of energy-saving combustion furnace of haze formula or boiler

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103115426A (en) * 2013-02-27 2013-05-22 苏州大学 Waste heat utilization and dust removal device for coal-fired facility
CN103115426B (en) * 2013-02-27 2015-06-17 苏州大学 Waste heat utilization and dust removal device for coal-fired facility
CN104236081A (en) * 2014-09-16 2014-12-24 昆山黑格特温控设备有限公司 Tubular heating furnace device
CN105964088A (en) * 2016-06-21 2016-09-28 昆明理工大学 Fume desulfurization, denitrification, dust collection and waste heat recycling integrated machine for bulk curing barn
CN108361682A (en) * 2017-12-29 2018-08-03 龚玲玲 A kind of energy-saving combustion furnace of haze formula or boiler

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