CN202613454U - Integrated device for self-energized drying of sludge and co-firing processing of household garbage - Google Patents

Integrated device for self-energized drying of sludge and co-firing processing of household garbage Download PDF

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Publication number
CN202613454U
CN202613454U CN 201220128447 CN201220128447U CN202613454U CN 202613454 U CN202613454 U CN 202613454U CN 201220128447 CN201220128447 CN 201220128447 CN 201220128447 U CN201220128447 U CN 201220128447U CN 202613454 U CN202613454 U CN 202613454U
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China
Prior art keywords
furnace
house refuse
fluidized bed
slag
air
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Expired - Fee Related
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CN 201220128447
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Chinese (zh)
Inventor
陈大伟
姜秀君
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陈大伟
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Priority to CN 201220128447 priority Critical patent/CN202613454U/en
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Publication of CN202613454U publication Critical patent/CN202613454U/en
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Abstract

The utility model relates to an integrated device for self-energized drying of sludge and co-firing processing of household garbage. The integrated device comprises a fluidized bed furnace, a vertical cyclone furnace and a feeding device, wherein the side wall of the fluidized bed furnace is connected with the vertical cyclone furnace; a furnace top preheating drying room is arranged above the fluidized bed furnace; the discharge end of the feeding device is arranged in the furnace top preheating drying room; an air distributor is arranged in the middle of the interior of the fluidized bed furnace; a plurality of cold slag discharging pipes are mounted at the bottom of the air distribution in the vertical direction; primary hot air inlets are formed on the furnace wall below the air distributor; a slag storage hopper is arranged below the air distributor; and a slag discharging hole is formed below the slag storage hopper. By virtue of the technical scheme, the sludge and the household garbage can be effectively incinerated together without any other combustion-supporting device or fuel; the integrated device saves energy and is environment-friendly; and the exhausted smoke meets the national emission standards.

Description

Mummification of mud self energizing and house refuse multifuel combustion are handled integrating device
Technical field
The utility model relates to a kind of pollution discharge treating device, more particularly, is to handle integrating device about mummification of a kind of mud self energizing and house refuse multifuel combustion.
Background technology
After the sewage disposal; A large amount of Treatment of Sludge are a more important job, deal with the secondary pollution that can cause mud improperly, and the content of harmful in the mud are far longer than the content in the sewage; And be to be the most harmless processing method with sludge anhydration burning for the processing of mud; And can effectively make mud decrement, subtract appearance, go out and remove various mushrooms, can also effectively carry out UTILIZATION OF VESIDUAL HEAT IN simultaneously, reach the recycling treatment of sewage sludge harmlessness.
Along with city's development, the house refuse that the city produced is continuous increase, and mostly existing house refuse is the method through burning, and in burning, needs adding fuel oil or combustion gas to burn.
The utility model content
In view of this, the main purpose of the utility model is to provide mummification of a kind of mud self energizing and house refuse multifuel combustion to handle integrating device, through the present technique scheme; 1, realized the mummification of mud self energizing; And with house refuse multifuel combustion together, need not adding any combustion-supporting fuel 2, the stove of selecting to boil makes up with vertical cyclone furnace in the burning process; Farthest satisfy and adapt to dewatered sludge and house refuse combustion law separately; 3, the boiling furnace roof is provided with waste heat drying and preheating chamber, utilizes waste heat to shift to an earlier date heated mud of preliminary treatment and house refuse, is beneficial to mud and house refuse and better realizes completing combustion.
In order to achieve the above object; The technical scheme of the utility model is achieved in that mummification of a kind of mud self energizing and house refuse multifuel combustion processing integrating device; Include fluidized bed furnace, vertical cyclone furnace and feeding device, the sidewall of said fluidized bed furnace links to each other with vertical cyclone furnace, and the top of said fluidized bed furnace is provided with furnace roof preheating and drying chamber; It is indoor that the discharge end of said feeding device is arranged on the furnace roof preheating and drying; The middle part is provided with air distribution plate in the stove of said fluidized bed furnace, and several row's cold slag tubes that vertical direction is provided with are installed on the bottom surface of air distribution plate, and the furnace wall below the air distribution plate is provided with a hot blast import; Below air distribution plate, be provided with the storage slag bucket, below the storage slag bucket, be provided with slag-drip opening.
Said feeding device is made up of dewatered sludge feeding machine and house refuse double helix feeding machine; The furnace wall of said fluidized bed furnace is provided with the feed chute; It is indoor that the feeder sleeve of said house refuse double helix feeding machine and the feeder sleeve of dewatered sludge feeding machine are arranged on the furnace roof preheating and drying; The feeder sleeve outlet of the suitable for reading and house refuse double helix feeding machine of said feed chute is connected; The end opening of said feed chute be positioned at air distribution plate top and with furnace wall that stove is connected on, the discharging opening of said dewatered sludge feeding machine is connected with the feeder sleeve of house refuse double helix feeding machine.
Said vertical cyclone furnace inner top is provided with the spiral flue; Above the spiral flue, be provided with the secondary hot-air import, the middle part is provided with the ring-type separated space in the stove of said vertical cyclone furnace, and ring-type separated space centre position is provided with vertical tube part; The vertical tube part outside that is positioned at the ring-type separated space forms the cannelure chamber; The indoor chute that is provided with of said cannelure, said chute one end is connected with the ram charging mouth, and the other end of chute is connected in the stove of discharging opening and fluidized bed furnace.
Said vertical tube part arranged outside has the vortex runner, and said vortex runner is provided with three hot blast imports, and the corresponding vertical tube part of vortex runner is provided with several tangent air inlets.
In the vertical cyclone furnace in the utility model; Also include conical outlet, the static smouldering fire secondary furnace of slag and V-type flue, said conical outlet is arranged on the lower end of vertical tube part, and said conical outlet links to each other with the static smouldering fire secondary furnace of slag; Bottom at the static smouldering fire secondary furnace of slag is provided with the lower bank mouth; One side of said V-type flue is arranged in the static smouldering fire secondary furnace of slag, and the bottom of said V-type flue is provided with and falls grey chamber, below falling grey chamber, is provided with ash discharging hole; One side of said V-type flue is connected with the bottom inlet of air preheater, and the V-type flue that is positioned at below the sky preheater is provided with the normal temperature air import.
The top of said air preheater is provided with tempering room; The lower end of said several vertically disposed heat exchange pipes is connected with the bottom inlet of air preheater respectively; One side of tempering room is provided with the normal temperature air import, and the opposite side of tempering room is provided with the low-temperature flue gas outlet, and the upper end of said heat exchange pipe is connected with tempering room; Said air preheater is provided with S type runner; Said heat exchange pipe is coated in the S type runner, and an end of said S type runner is the normal temperature air import, and the other end of S type runner is for adding hot air outlet.
The utility model is when work, and dewatered sludge and house refuse are behind process furnace roof preheating and drying chamber, through dewatered sludge feeding machine and house refuse double helix feeding machine; Deliver in the fluidized bed furnace through the feed chute, one time hot blast enters in the stove, and the cold slag of after-flame is in row's cold slag tube drops into the storage slag bucket; Discharge through slag-drip opening, the combustion-supporting hot blast of secondary that the high-temperature flue gas at fluidized bed furnace top gets into the secondary hot-air import forms vortex together and flows to vertical cyclone furnace, below the spiral flue, forms the high speed rotating flow; Form strong rotation mixed flow with flue gas stream, make the completing combustion of uncombusted fuel gas, the uncombusted particle; Under the effect of high speed swirling eddy; At the high temperature combustion zone of sidewall formation adhesion combustion layer, and high temperature rotation flue gas stream goes downwards to the ring-type separated space under graviational interaction, and it is indoor to fall into cannelure than the large-scale combustion particle in action of centrifugal force; Under the air inlet effect of ram charging mouth, blow to the stove of fluidized bed furnace through chute; Three combustion-supporting hot blasts in that three hot blast imports get under the effect of vortex runner and several tangential entries, produce the high speed swirling eddy; The high speed swirling eddy continues descending, is quickening through rotation behind the conical outlet, enters into the static smouldering fire secondary furnace of slag; Under the action of the centrifugal; Most particles drop in the static smouldering fire secondary furnace of slag in the flue gas, the dustiness under the effect of V-type flue in the maximized reduction flue gas, and flying dust drops into and falls in the grey chamber; The hot flue gas stream that enters into air preheater is under the heat exchange of heat exchange pipe; To discharging, the thermal current that S type runner exchanges out is connected with a hot blast import, secondary hot-air import and three hot blast imports respectively through temperature adjustment, is used for the combustion-supporting temperature in combustion intensity, burn-off rate and the stove that more effectively improves.
Beneficial effect after the employing technique scheme is: mummification of a kind of mud self energizing and house refuse multifuel combustion are handled integrating device; Through the present technique scheme; Can effectively mud be carried out incineration process together with house refuse; And need not at the combustion-supporting equipment and the imitation frosted glass that increase other, energy-conserving and environment-protective, institute's smoke discharging meets the discharge standard of country.
Description of drawings
Fig. 1 is the overall structure sketch map of the utility model.
Fig. 2 is that the B-B of Fig. 1 is to cross-sectional schematic.
Fig. 3 is that the D-D of Fig. 1 is to cross-sectional schematic.
Fig. 4 is that the E-E of Fig. 1 is to cross-sectional schematic.
Fig. 5 is that the C-C of Fig. 1 is to cross-sectional schematic.
Among the figure, 1 fluidized bed furnace, 2 vertical cyclone furnaces, 3 feeding devices, furnace roof preheating and drying chambers 4,5 air distribution plates, 6 row's cold slag tubes, 7 hot blast imports, 8 storage slag buckets, 9 slag-drip openings, 10 dewatered sludge feeding machines, 11 house refuse double helix feeding machines, 12 feed chutes, 13 feeder sleeves, 14 spiral flues, 15 secondary hot-air imports, 16 ring-type separated spaces, 17 vertical tube parts, cannelure chambers 18,19 chutes, 20 ram charging mouths, 21 vortex runners, 22 3 hot blast imports, 23 tangent air inlets, 24 conical outlets, the static smouldering fire secondary furnace of 25 slags, 26 V-type flues, 27 lower bank mouths, 28 fall grey chamber, 29 ash discharging holes, 30 air preheaters, 31 bottom inlet, 32 tempering rooms, 33 heat exchange pipes, 34 normal temperature air imports, the outlet of 35 low-temperature flue gas, 36 S type runners, 37 and add hot air outlet, 38 speed governing reducing motors, 39 feed hoppers.
The specific embodiment
To combine accompanying drawing that specific embodiment in the utility model is done further explain below.
As shown in Figure 1; Mud self energizing mummification that the utility model relates to and house refuse multifuel combustion are handled integrating device; Include fluidized bed furnace 1, vertical cyclone furnace 2 and feeding device 3, the sidewall of said fluidized bed furnace 1 links to each other with vertical cyclone furnace 2, and the top of said fluidized bed furnace 1 is provided with furnace roof preheating and drying chamber 4; The discharge end of said feeding device 3 is arranged in the furnace roof preheating and drying chamber 4; The middle part is provided with air distribution plate 5 in the stove of said fluidized bed furnace 1, and several row's cold slag tubes 6 that vertical direction is provided with are installed on the bottom surface of air distribution plate 5, and the furnace wall below the air distribution plate 5 is provided with a hot blast import 7; Below air distribution plate 5, be provided with storage slag bucket 8, below storage slag bucket 8, be provided with slag-drip opening 9.
Said feeding device 3 is by dewatered sludge feeding machine 10 and 11 one-tenth of house refuse double helix feeding machanisms; The furnace wall of said fluidized bed furnace 1 is provided with feed chute 12; The feeder sleeve 13 of said house refuse double helix feeding machine 11 and the feeder sleeve 13 of dewatered sludge feeding machine 10 are arranged in the furnace roof preheating and drying chamber 4; Feeder sleeve 13 outlets of the suitable for reading and house refuse double helix feeding machine 11 of said feed chute 12 are connected; The end opening of said feed chute 12 be positioned at air distribution plate 5 tops and with furnace wall that stove is connected on, the discharging opening of said dewatered sludge feeding machine 10 is connected with the feeder sleeve 13 of house refuse double helix feeding machine 11.
Said vertical cyclone furnace 2 inner tops are provided with spiral flue 14; Above spiral flue 14, be provided with secondary hot-air import 15; The middle part is provided with ring-type separated space 16 in the stove of said vertical cyclone furnace 2; Ring-type separated space 16 centre positions are provided with vertical tube part 17, and vertical tube part 17 outsides that are positioned at ring-type separated space 16 form cannelure chamber 18, are provided with chute 19 in the said cannelure chamber 18; Said chute 19 1 ends are connected with ram charging mouth 20, and the other end of chute 19 is connected in the stove of discharging opening and fluidized bed furnace 1.
Said vertical tube part 17 arranged outside have vortex runner 21, and said vortex runner 21 is provided with three hot blast imports 22, and vortex runner 21 corresponding vertical tube parts 17 are provided with several tangent air inlets 23.
In the vertical cyclone furnace 2 in the utility model; Also include conical outlet 24, the static smouldering fire secondary furnace 25 of slag and V-type flue 26; Said conical outlet 24 is arranged on the lower end of vertical tube part 17; Said conical outlet 24 links to each other with the static smouldering fire secondary furnace 25 of slag, is provided with lower bank mouth 27 in the bottom of the static smouldering fire secondary furnace 25 of slag, and a side of said V-type flue 26 is arranged in the static smouldering fire secondary furnace 25 of slag; The bottom of said V-type flue 26 is provided with and falls grey chamber 28; Below falling grey chamber 28, be provided with ash discharging hole 29, a side of said V-type flue 26 is connected with the bottom inlet of air preheater 30, and the V-type flue 26 that is positioned at below the sky preheater 30 is provided with normal temperature air import 34.
The top of said air preheater 30 is provided with tempering room 32; The lower end of said several vertically disposed heat exchange pipes 33 is connected with the bottom inlet 31 of air preheater 30 respectively; One side of tempering room 32 is provided with normal temperature air import 34, and the opposite side of tempering room 32 is provided with low-temperature flue gas outlet 35, and the upper end of said heat exchange pipe 33 is connected with tempering room 32; Said air preheater 30 is provided with S type runner 36; Said heat exchange pipe 33 is coated in the S type runner 36, and an end of said S type runner 36 is normal temperature air import 34, and the other end of S type runner 36 is for adding hot air outlet 37.
Dewatered sludge feeding machine 10 is respectively arranged with feeder sleeve 13 with house refuse double helix feeding machine 11 in the feeding device 3 of the embodiment of the utility model; Afterbody at feeder sleeve 13 is provided with speed governing reducing motor 38, and the tube wall of feeder sleeve 13 is provided with feed hopper 39.
The above is merely the preferable possible embodiments of the utility model, is not in order to limit the scope of the utility model.

Claims (6)

1. mud self energizing mummification and house refuse multifuel combustion are handled integrating device, include fluidized bed furnace, vertical cyclone furnace and feeding device, and the sidewall of said fluidized bed furnace links to each other with vertical cyclone furnace; It is characterized in that; The top of said fluidized bed furnace is provided with furnace roof preheating and drying chamber, and it is indoor that the discharge end of said feeding device is arranged on the furnace roof preheating and drying, and the middle part is provided with air distribution plate in the stove of said fluidized bed furnace; Several row's cold slag tubes that vertical direction is provided with are installed on the bottom surface of air distribution plate; Furnace wall below the air distribution plate is provided with a hot blast import, below air distribution plate, is provided with the storage slag bucket, below the storage slag bucket, is provided with slag-drip opening.
2. mud self energizing according to claim 1 mummification and house refuse multifuel combustion are handled integrating device; It is characterized in that; Said feeding device is made up of dewatered sludge feeding machine and house refuse double helix feeding machine; The furnace wall of said fluidized bed furnace is provided with the feed chute; It is indoor that the feeder sleeve of said house refuse double helix feeding machine and the feeder sleeve of dewatered sludge feeding machine are arranged on the furnace roof preheating and drying; The outlet of the feeder sleeve of the suitable for reading and house refuse double helix feeding machine of said feed chute is connected, the end opening of said feed chute be positioned at the air distribution plate top and with furnace wall that stove is connected on, the discharging opening of said dewatered sludge feeding machine is connected with the feeder sleeve of house refuse double helix feeding machine.
3. mud self energizing according to claim 1 mummification and house refuse multifuel combustion are handled integrating device; It is characterized in that said vertical cyclone furnace inner top is provided with the spiral flue, above the spiral flue, is provided with the secondary hot-air import; The middle part is provided with the ring-type separated space in the stove of said vertical cyclone furnace; Ring-type separated space centre position is provided with vertical tube part, and the vertical tube part outside that is positioned at the ring-type separated space forms cannelure chamber, the indoor chute that is provided with of said cannelure; Said chute one end is connected with the ram charging mouth, and the other end of chute is connected in the stove of discharging opening and fluidized bed furnace.
4. mud self energizing according to claim 3 mummification and house refuse multifuel combustion are handled integrating device; It is characterized in that; Said vertical tube part arranged outside has the vortex runner; Said vortex runner is provided with three hot blast imports, and the corresponding vertical tube part of vortex runner is provided with several tangent air inlets.
5. handle integrating device according to the mummification of mud self energizing and the house refuse multifuel combustion of claim 3 or 4; It is characterized in that; Include conical outlet, the static smouldering fire secondary furnace of slag and V-type flue, said conical outlet is arranged on the lower end of vertical tube part, and said conical outlet links to each other with the static smouldering fire secondary furnace of slag; Bottom at the static smouldering fire secondary furnace of slag is provided with the lower bank mouth; One side of said V-type flue is arranged in the static smouldering fire secondary furnace of slag, and the bottom of said V-type flue is provided with and falls grey chamber, below falling grey chamber, is provided with ash discharging hole; One side of said V-type flue is connected with the bottom inlet of air preheater, and the V-type flue that is positioned at below the sky preheater is provided with the normal temperature air import.
6. mummification of mud self energizing and the house refuse multifuel combustion stated according to claim 5 are handled integrating device, it is characterized in that the top of said air preheater is provided with tempering room; The lower end of said several vertically disposed heat exchange pipes is connected with the bottom inlet of air preheater respectively; One side of tempering room is provided with the normal temperature air import, and the opposite side of tempering room is provided with the low-temperature flue gas outlet, and the upper end of said heat exchange pipe is connected with tempering room; Said air preheater is provided with S type runner; Said heat exchange pipe is coated in the S type runner, and an end of said S type runner is the normal temperature air import, and the other end of S type runner is for adding hot air outlet.
CN 201220128447 2012-03-30 2012-03-30 Integrated device for self-energized drying of sludge and co-firing processing of household garbage Expired - Fee Related CN202613454U (en)

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Application Number Priority Date Filing Date Title
CN 201220128447 CN202613454U (en) 2012-03-30 2012-03-30 Integrated device for self-energized drying of sludge and co-firing processing of household garbage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220128447 CN202613454U (en) 2012-03-30 2012-03-30 Integrated device for self-energized drying of sludge and co-firing processing of household garbage

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103438462A (en) * 2013-08-14 2013-12-11 长沙理工大学 Fluidized bed furnace device utilizing smoke circulation to dry kitchen garbage
CN105526584A (en) * 2014-09-29 2016-04-27 黄石市天达热能设备有限公司 Fluidized bed combustion boiler provided with fuel drying and discharging device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103438462A (en) * 2013-08-14 2013-12-11 长沙理工大学 Fluidized bed furnace device utilizing smoke circulation to dry kitchen garbage
CN103438462B (en) * 2013-08-14 2016-05-25 长沙理工大学 A kind of boiling furnace device that utilizes the dry changing food waste of flue gas recirculation
CN105526584A (en) * 2014-09-29 2016-04-27 黄石市天达热能设备有限公司 Fluidized bed combustion boiler provided with fuel drying and discharging device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121219

Termination date: 20150330

EXPY Termination of patent right or utility model