CN110173700A - A kind of Lower heat value sludge is self-holding to burn fluidized bed - Google Patents
A kind of Lower heat value sludge is self-holding to burn fluidized bed Download PDFInfo
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- CN110173700A CN110173700A CN201910336839.5A CN201910336839A CN110173700A CN 110173700 A CN110173700 A CN 110173700A CN 201910336839 A CN201910336839 A CN 201910336839A CN 110173700 A CN110173700 A CN 110173700A
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- furnace body
- sludge
- wall
- feed tray
- rotation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/04—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment drying
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/30—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a fluidised bed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/001—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for sludges or waste products from water treatment installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/10—Drying by heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2203/00—Furnace arrangements
- F23G2203/50—Fluidised bed furnace
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2204/00—Supplementary heating arrangements
- F23G2204/10—Supplementary heating arrangements using auxiliary fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2205/00—Waste feed arrangements
- F23G2205/14—Waste feed arrangements using hopper or bin
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/12—Sludge, slurries or mixtures of liquids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
Control oneself the invention discloses a kind of Lower heat value sludge and burns fluidized bed, including furnace body, the furnace body is divided into upper, middle, and lower part, and the lower part outer wall of the furnace body is provided with furnace body and is connected with inside fixing pipe, and the inside of the fixing pipe is fixed with heating burner.In the present invention, rotation carriage rotation is driven by the first driving motor, extends the time that sludge enters furnace interior, sludge is further dried by the residual temperature of furnace body outer wall, make full use of waste heat to heat sludge, in this way convenient for the burning of sludge；The engaged transmission between bevel gear and care feed tray is utilized by the second driving motor, to realize the rotation of care feed tray, the care feed tray of rotation is contacted with the cross scraper plate of puddle support and upright bar, quartz sand is evenly heated, and flame can be enable uniformly to contact with quartz sand in sludge incineration, quartz sand is uniformly contacted with sludge, burning effect is more preferable.
Description
Technical field
The present invention relates to fluidization fields, and in particular to a kind of Lower heat value sludge is self-holding to burn fluidized bed.
Background technique
Fluidized bed refers to the equipment that gas is chemically reacted in the boiling bed being made of solid material or catalyst.
Also known as " fluidized bed reactor ".Gas will pile the solid of certain thickness catalyst or material in certain flow rates
Particulate stirs strongly, is allowed to as the liquid of boiling and has some characteristics of liquid, such as there is the work of Fluid pressure to wall
With, overflow and can have viscosity etc., such operating conditions are known as " fluidized bed ".
However existing burning fluidized bed is during use, sludge incineration plant first uses mechanical dehydration, dirty after dehydration
Mud moisture content is 78%, and the sludge after mechanical dehydration is then put into desiccation machine again, the moisture content of sludge is down to by 78%
30% -55%, it is then fed into burning fluidized bed and is burned, and fluidized bed is burned during burning, it can generate remaining
Heat, existing burning fluidized bed is not high for the utilization efficiency of waste heat, and the sludge because entering in furnace has bulk or because paving
The factors such as uneven, cause the pug lower than certain calorific value, can not uniformly start to exchange fire and can not self-sustaining burning.
Summary of the invention
In order to overcome above-mentioned technical problem, controls oneself the purpose of the present invention is to provide a kind of Lower heat value sludge and burn stream
Change bed, rotation carriage rotation driven by the first driving motor, extends sludge and enters time of furnace interior, by furnace body outside
Sludge is further dried in the residual temperature of wall, makes full use of waste heat to heat sludge, in this way convenient for the burning of sludge；It is driven by second
Dynamic motor is using the engaged transmission between bevel gear and care feed tray, to realize the rotation of care feed tray, the care feed tray of rotation with stir
Cross scraper plate and the upright bar contact for mixing frame, can be evenly heated quartz sand, when later period sludge incineration can make fire early period
Flame can be contacted uniformly with quartz sand, further absorb thermal energy, maintain energy needed for burning, and effectively solved Lower heat value sludge and entered
The technical bottleneck that cannot achieve self-sustaining burning after furnace, enables quartz sand uniformly to contact with sludge, and burning effect is more preferable.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of Lower heat value sludge is self-holding to burn fluidized bed, including furnace body, the furnace body are divided into upper, middle, and lower part, the furnace
The lower part outer wall of body is provided with furnace body and is connected with inside fixing pipe, and the inside of the fixing pipe is fixed with heating burner, institute
The lower part outer wall for stating furnace body is rotatably connected to deslagging door by hinge；
The middle part outer wall of the furnace body is surrounded with feeding protective cover, and the top of the feeding protective cover is welded with to be protected with feeding
The cast hopper being connected to inside shield, the bottom of the feeding protective cover are sent close to being provided with connection at the outer wall position of cast hopper side
Expect the guide cover of protective cover and furnace body, the inner rotation of the feeding protective cover is connected with rotation carriage, the rotation conveying
Frame includes the outer gear ring being flexibly connected with feeding protective cover internal bearings, and the bottom of the outer gear ring is connected with steel ring, the steel
The inner wall of circle is angularly welded with multiple transfer plates around its axis, and the top surface of the feeding protective cover surrounds the axis etc. of furnace body
Angle is fixed there are three the first driving motor being arranged straight down by support frame, and three first driving motors pass through electricity
The transmission gear and outer gear ring engaged transmission of arbor clamping；
The inner wall of the furnace body, which is located at guide cover lower bead position, is rotatably connected to care feed tray, and the care feed tray includes and furnace body
The cone gear ring that inner wall is flexibly connected by bearing, the top of the cone gear ring are welded with collection feed ring, the inside weldering of the cone gear ring
It is connected to cloth wind distribution plate, the outer wall of the furnace body corresponds to care feed tray position and is welded with motor supporting plate, the motor supporting plate
Top be fixed with the second driving motor, the bevel gear and cone tooth that second driving motor is connected and fixed by motor shaft outer wall
Circle engaged transmission, the inner wall of the furnace body are welded with puddle support, the puddle support packet between care feed tray and feeding protective cover
Include the cross round bar with inboard wall of furnace body welding, the bottom of the cross round bar by multiple upright bars being arranged straight down and
The cross scraper plate that cloth wind distribution plate top is arranged in is correspondingly connected with；
The upper inside wall of the furnace body is surrounded with water tank, and the outer wall of the furnace body corresponds to position at the top and bottom of water tank
The first water valve and the second water valve for being respectively arranged with and being connected to inside water tank, the top surface of the furnace body is provided with smoke exhaust pipe.
Be furthermore that: the top surface of the feeding protective cover is angularly provided with multiple steam volatilization nets around its axis,
The steam inside the sludge of waste-heat can be discharged outward by steam volatilization net.
Be furthermore that: the cross section profile of the cloth wind distribution plate is isosceles trapezoid, this kind of structure, convenient for heating burner
Flame can come into full contact with, and the bottom profile of the cross scraper plate is identical as the cross section profile of cloth wind distribution plate, and
Gap between cross scraper plate and cloth wind distribution plate is 2-3cm, and identical exterior contour can will be dirty by cross scraper plate
Mud is uniformly paved.
It is furthermore that: between the transfer plate bottom edge and side and corresponding inboard wall of furnace body and feeding protective cover inner bottom plating
Distance be 1-2mm, such transfer plate will not be in contact with inboard wall of furnace body and feeding protective cover inner bottom plating, guarantee that rotation is defeated
The normal rotation of frame is sent, while the sludge in transfer plate can be transported to greatest extent.
Be furthermore that: the discharge port of the cast hopper is located at the via regions of outer gear ring, and such sludge is from cast hopper
Discharge port, which enters inside feeding protective cover, to pollute outer gear ring.
Be furthermore that: the enclosure interior of the furnace body is filled with rock wool, plays the role of heat-insulation and heat-preservation.
Be furthermore that: the angle between guide cover bottom edge section and horizontal plane is 45-60 °, can convenient for sludge
The inside of furnace body is entered from feeding protective cover.
It is furthermore that: the specifically used step of the burning fluidized bed are as follows:
Step 1: the first water valve is connect with water use sector, and the second water valve is connect with external water supplying pipe, passes through external water supplying pipe
It supplies water inside to water tank；
Step 2: quartz sand is injected into cast hopper, while starting three the first driving motors, passes through the biography of the first driving motor
The engaged transmission of moving gear and outer gear ring drives rotation carriage rotation, so that quartz sand to be transferred to the cloth wind point of care feed tray
On matching board；
Step 3: it opens heating burner and is heated by quartz sand of the burned flame to cloth wind distribution plate top, make stone
Sand lays in ample stocks of thermal energy, while starting the second driving motor, passes through bevel gear and the retainer pan bottom of the second driving motor
It bores gear ring engaged transmission and drives retainer disc spins, the care feed tray of rotation is contacted with the cross scraper plate of puddle support and upright bar, thus
Quartz sand is uniformly paved on the surface of cloth wind distribution plate, the flame that then quartz sand is generated with heating burner is connect
Touching, realization is evenly heated and energy storage；
Step 4: after quartz sand is heated to assigned temperature, heating burner is closed, then throws the sludge of preliminarily dried
Enter into cast hopper, while starting three the first driving motors, passes through the transmission gear of the first driving motor and nibbling for outer gear ring
Transmission is closed, rotation carriage rotation is driven, during rotating carriage rotation conveying, the outer wall of sludge and furnace body is connect
Touching heat absorption, to be further dried, the dry steam generated is discharged outward by steam volatilization net, when rotation carriage
After transfer plate rotates a circle, the sludge of preheating is imported into the inside of furnace body, later under the effect of gravity, sludge by guide cover
Fall within the cloth wind distribution plate of care feed tray；
Step 5: after sludge is fallen on cloth wind distribution plate, starting the second driving motor, by the bevel gear of the second driving motor with
The cone gear ring engaged transmission of retainer pan bottom drives retainer disc spins, the care feed tray of rotation and the cross scraper plate of puddle support and stands
Bar contact, to sludge uniformly be mixed with the quartz sand of heating, using the thermal energy of quartz sand and the calorific value of sludge to dirt
Mud is burned, and the gas for burning generation is discharged outward by smoke exhaust pipe, and the ashes for generation of burning pass through cloth wind distribution plate
The bottom for falling into furnace body, the heat for burning generation can heat the water body in water tank；
Step 6: after burning, air distribution mechanism is closed, is cooled to room temperature to furnace body, deslagging door is opened, by furnace interior
Ashes discharge.
Beneficial effects of the present invention:
1, it is surrounded with feeding protective cover in the middle part outer wall of furnace body, is welded on the top of feeding protective cover and is protected with feeding
The internal cast hopper being connected to of cover, in the bottom of feeding protective cover close to guide cover is welded at the outer wall position of cast hopper side, so
It is flexibly connected by bearing with the outer gear ring for rotating carriage in the inside of feeding protective cover, is then connected in the bottom of outer gear ring afterwards
It is connected to steel ring, is angularly welded with multiple transfer plates around its axis in the inner wall of steel ring, and in the top surface of feeding protective cover
Angularly fixed there are three the first driving motor being arranged straight down around the axis of furnace body by support frame, three first are driven
The transmission gear and outer gear ring engaged transmission, this kind of structure that dynamic motor is clamped by motor shaft are driven by the first driving motor
Carriage rotation is rotated, extends the time that sludge enters furnace interior, sludge is further dried by the residual temperature of furnace body outer wall,
Waste heat is made full use of to heat sludge, in this way convenient for the burning of sludge；
2, it is located at guide cover lower bead position in the inner wall of furnace body and is rotatably connected to care feed tray, the cone gear ring top weldering of care feed tray
It is connected to collection feed ring, and the interior welds in cone gear ring have cloth wind distribution plate, are fixed with the second driving motor in the outer wall of furnace body, the
Two driving motors are by bevel gear and cone gear ring engaged transmission, and the inner wall of furnace body welds between care feed tray and feeding protective cover
It is connected to puddle support, the cross round bar of puddle support by multiple upright bars being arranged straight down and is arranged on cloth wind distribution plate top
Cross scraper plate be correspondingly connected with, this kind of structure, by the second driving motor using engaging biography between bevel gear and care feed tray
Dynamic, to realize the rotation of care feed tray, the care feed tray of rotation is contacted with the cross scraper plate of puddle support and upright bar, and early period can be right
Quartz sand is evenly heated, and when later period sludge incineration can enable flame uniformly to contact with quartz sand, further absorbs thermal energy,
Energy needed for burning is maintained, the technical bottleneck that Lower heat value sludge enters to cannot achieve after furnace self-sustaining burning is effectively solved, so that plus
The flame of heat combustor can be contacted uniformly with sludge, and burning effect is more preferable.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is that the present invention burns fluidized-bed structure schematic diagram；
Fig. 2 is the sectional view that fluidized bed is burned in the present invention；
Fig. 3 is partial enlarged view at the A of Fig. 2 in the present invention；
Fig. 4 is the structural schematic diagram of puddle support in the present invention；
Fig. 5 is the structural schematic diagram that carriage is rotated in the present invention；
Fig. 6 is the structural schematic diagram of care feed tray in the present invention.
In figure: 1, furnace body；2, feeding protective cover；3, cast hopper；4, smoke exhaust pipe；5, the first water valve；6, the first driving motor；
7, transmission gear；8, the second driving motor；9, motor supporting plate；10, fixing pipe；11, burner is heated；12, the second water valve；13,
Puddle support；131, upright bar；132, cross scraper plate；133, cross round bar；14, water tank；15, deslagging door；16, it rotates defeated
Send frame；161, transfer plate；162, outer gear ring；163, steel ring；17, care feed tray；171, collect feed ring；172, gear ring is bored；173, cloth wind
Distribution plate；18, bevel gear；19, steam volatilization net；20, guide cover.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Please refer to shown in Fig. 1-6, a kind of Lower heat value sludge, which is controlled oneself, burns fluidized bed, including furnace body 1, furnace body 1 divide for it is upper,
In, lower three parts, the lower part outer wall of furnace body 1 is provided with furnace body 1 and is connected with inside fixing pipe 10, and the inside of fixing pipe 10 is fixed
There is heating burner 11, the lower part outer wall of furnace body 1 is rotatably connected to deslagging door 15 by hinge；
The middle part outer wall of furnace body 1 is surrounded with feeding protective cover 2, and the top of feeding protective cover 2 is welded with and feeding protective cover 2
The cast hopper 3 of inside connection, the bottom of feeding protective cover 2 are protected close to being provided with connection feeding at 3 side outer wall position of cast hopper
The guide cover 20 of shield 2 and furnace body 1, the inner rotation of feeding protective cover 2 are connected with rotation carriage 16, and rotation carriage 16 wraps
The outer gear ring 162 being flexibly connected with 2 internal bearings of feeding protective cover is included, the bottom of outer gear ring 162 is connected with steel ring 163, steel ring
163 inner wall is angularly welded with multiple transfer plates 161 around its axis, and the top surface of feeding protective cover 2 surrounds the axis of furnace body 1
Angularly fixed there are three the first driving motor 6 being arranged straight down by support frame, three the first driving motors 6 pass through electricity
162 engaged transmission of transmission gear 7 and outer gear ring of arbor clamping；
The inner wall of furnace body 1, which is located at 20 lower bead position of guide cover, is rotatably connected to care feed tray 17, and care feed tray 17 includes and furnace body 1
The cone gear ring 172 that inner wall is flexibly connected by bearing, the top of cone gear ring 172 are welded with collection feed ring 171, bore the interior of gear ring 172
Portion is welded with cloth wind distribution plate 173, and the outer wall of furnace body 1 corresponds to 17 position of care feed tray and is welded with motor supporting plate 9, motor support
The top of plate 9 is fixed with the second driving motor 8, the bevel gear 18 that the second driving motor 8 is connected and fixed by motor shaft outer wall with
172 engaged transmission of gear ring is bored, the inner wall of furnace body 1 is welded with puddle support 13 between care feed tray 17 and feeding protective cover 2, stirs
Frame 13 includes the cross round bar 133 with the welding of 1 inner wall of furnace body, and the bottom of cross round bar 133 is set straight down by multiple
The upright bar 131 set is correspondingly connected with the cross scraper plate 132 that 173 top of cloth wind distribution plate is arranged in；
The upper inside wall of furnace body 1 is surrounded with water tank 14, and the outer wall of furnace body 1 corresponds to 14 top and bottom position of water tank point
It is not provided with the first water valve 5 being connected to inside water tank 14 and the second water valve 12, the top surface of furnace body 1 are provided with smoke exhaust pipe 4.
The top surface of feeding protective cover 2 is angularly provided with multiple steam volatilization nets 19 around its axis, is volatilized by steam
Net 19 can discharge outward the steam inside the sludge of waste-heat.
The cross section profile of cloth wind distribution plate 173 is isosceles trapezoid, this kind of structure can convenient for heating the flame of burner 11
It comes into full contact with, and the bottom profile of cross scraper plate 132 is identical as the cross section profile of cloth wind distribution plate 173, and cross scrapes
Gap between plate 132 and cloth wind distribution plate 173 is 2-3cm, and identical exterior contour can will be dirty by cross scraper plate 132
Mud is uniformly paved.
The distance between 161 bottom edge of transfer plate and side and corresponding 1 inner wall of furnace body and 2 inner bottom plating of feeding protective cover are 1-
2mm, such transfer plate 161 will not be in contact with 1 inner wall of furnace body and 2 inner bottom plating of feeding protective cover, guarantee rotation carriage
16 normal rotation, while the sludge in transfer plate 161 can be transported to greatest extent.
The discharge port of cast hopper 3 is located at the via regions of outer gear ring 162, and such sludge enters from the discharge port of cast hopper 3
Outer gear ring 162 will not be polluted inside feeding protective cover 2, the enclosure interior of furnace body 1 is filled with rock wool, plays heat-insulation and heat-preservation
Effect, the angle between 20 bottom edge section of guide cover and horizontal plane is 45-60 °, convenient for sludge can from feeding protective cover 2 into
Enter to the inside of furnace body 1.
The specifically used step of the burning fluidized bed are as follows:
Step 1: the first water valve 5 is connect with water use sector, and the second water valve 12 is connect with external water supplying pipe, passes through external confession
Water pipe is to supplying water inside water tank 14；
Step 2: quartz sand is injected into cast hopper 3, while starting three the first driving motors 6, passes through the first driving motor 6
Transmission gear 7 and outer gear ring 162 engaged transmission, drive rotation carriage 16 rotation, so that quartz sand is transferred to retainer
On the cloth wind distribution plate 173 of disk 17；
Step 3: opening heating burner 11 and heated by quartz sand of the burned flame to 173 top of cloth wind distribution plate,
So that quartz sand is laid in ample stocks of thermal energy, while starting the second driving motor 8, bevel gear 18 and retainer by the second driving motor 8
The engaged transmission of cone gear ring 172 of 17 bottom of disk drives care feed tray 17 to rotate, and the care feed tray 17 of rotation is cross with puddle support 13
Scraper plate 132 and upright bar 131 contact, to quartz sand uniformly be paved on the surface of cloth wind distribution plate 173, then quartz sand with
The flame that heating burner 11 generates is contacted, and realization is evenly heated and energy storage；
Step 4: after quartz sand is heated to assigned temperature, heating burner 11 is closed, then by the sludge of preliminarily dried
It puts into cast hopper 3, while starting three the first driving motors 6, pass through the transmission gear 7 and external tooth of the first driving motor 6
The engaged transmission of circle 162 drives rotation carriage 16 to rotate, during rotating the rotation conveying of carriage 16, sludge and furnace
The outer wall of body 1 carries out contact heat absorption, to be further dried, the dry steam generated is arranged outward by steam volatilization net 19
It puts, after the transfer plate 161 for rotating carriage 16 rotates a circle, the sludge of preheating is imported into furnace body 1 by guide cover 20
Inside, later under the effect of gravity, sludge fall within the cloth wind distribution plate 173 of care feed tray 17；
Step 5: after sludge is fallen on cloth wind distribution plate 173, start the second driving motor 8, pass through the cone of the second driving motor 8
Gear 18 and 172 engaged transmission of the cone gear ring of 17 bottom of care feed tray drive care feed tray 17 to rotate, the care feed tray 17 of rotation and stirring
The cross scraper plate 132 of frame 13 and upright bar 131 contact, so that sludge uniformly be mixed with the quartz sand of heating, utilize stone
The thermal energy of sand and the calorific value of sludge burn sludge, and the gas for burning generation is discharged outward by smoke exhaust pipe 4, fire
The bottom that the ashes generated fall into furnace body 1 by cloth wind distribution plate 173 is burnt, the heat for burning generation can be in water tank 14
Water body is heated；
Step 6: after burning, closing air distribution mechanism, be cooled to room temperature to furnace body 1, open deslagging door 15, will be in furnace body 1
The ashes in portion are discharged.
Beneficial effects of the present invention:
1, it is surrounded with feeding protective cover 2 in the middle part outer wall of furnace body 1, is welded with and feeding on the top of feeding protective cover 2
The cast hopper 3 being connected to inside protective cover 2 is led in the bottom of feeding protective cover 2 close to being welded at 3 side outer wall position of cast hopper
Then material cover 20 is flexibly connected by bearing with the outer gear ring 162 for rotating carriage 16, then in the inside of feeding protective cover 2
It is connected with steel ring 163 in the bottom of outer gear ring 162, is angularly welded with multiple transmission around its axis in the inner wall of steel ring 163
Plate 161, and the top surface of feeding protective cover 2 by support frame around furnace body 1 axis angularly it is fixed there are three vertically to
First driving motor 6 of lower setting, the transmission gear 7 that three the first driving motors 6 are clamped by motor shaft are nibbled with outer gear ring 162
Transmission is closed, this kind of structure drives rotation carriage 16 to rotate, extend sludge and enter inside furnace body 1 by the first driving motor 6
Time is further dried sludge by the residual temperature of 1 outer wall of furnace body, and waste heat is made full use of to heat sludge in this way, is convenient for sludge
Burning；
2, it is located at 20 lower bead position of guide cover in the inner wall of furnace body 1 and is rotatably connected to care feed tray 17, the cone tooth of care feed tray 17
It encloses 172 tops and is welded with collection feed ring 171, and the interior welds in cone gear ring 172 have cloth wind distribution plate 173, in the outer wall of furnace body 1
It is fixed with the second driving motor 8, the second driving motor 8 is by 172 engaged transmission of bevel gear 18 and cone gear ring, and furnace body 1 is interior
Wall is welded with puddle support 13 between care feed tray 17 and feeding protective cover 2, and the cross round bar 133 of puddle support 13 passes through multiple
The upright bar 131 being arranged straight down is correspondingly connected with the cross scraper plate 132 that 173 top of cloth wind distribution plate is arranged in, this kind knot
Structure, by the second driving motor 8 using the engaged transmission between bevel gear 18 and care feed tray 17, to realize the rotation of care feed tray 17
Turn, the care feed tray 17 of rotation is contacted with the cross scraper plate 132 of puddle support 13 and upright bar 131, and early period can carry out quartz sand
It is evenly heated, the flame of heating burner 11 is uniformly contacted with sludge, heating effect is more preferable, and the later period can will be quartzy
Sand and sludge are uniformly mixed, and quartz sand can be contacted uniformly with sludge, and burning effect is more preferable.
Working principle: in use, the first water valve 5 is connect with water use sector, the second water valve 12 is connected with external water supplying pipe
It connects, by external water supplying pipe to supplying water inside water tank 14, quartz sand is then injected into cast hopper 3, while starting three
A first driving motor 6 drives rotation defeated by the transmission gear 7 of the first driving motor 6 and the engaged transmission of outer gear ring 162
It send frame 16 to rotate, so that quartz sand is transferred on the cloth wind distribution plate 173 of care feed tray 17, it is logical then to open heating burner 11
It crosses burned flame to heat the quartz sand on 173 top of cloth wind distribution plate, so that quartz sand is laid in ample stocks of thermal energy, start simultaneously
Second driving motor 8 passes through the bevel gear 18 of the second driving motor 8 and the 172 engaged transmission band of cone gear ring of 17 bottom of care feed tray
Dynamic care feed tray 17 rotates, and the care feed tray 17 of rotation is contacted with the cross scraper plate 132 of puddle support 13 and upright bar 131, thus by stone
Sand uniformly paves on the surface of cloth wind distribution plate 173, and the flame that then quartz sand is generated with heating burner 11 is connect
Touching, realization is evenly heated and energy storage, then after quartz sand is heated to assigned temperature, closes heating burner 11, then will
Sludge through preliminarily dried is put into cast hopper 3, while starting three the first driving motors 6, passes through the first driving motor 6
The engaged transmission of transmission gear 7 and outer gear ring 162 drives rotation carriage 16 to rotate, in the rotation rotation conveying of carriage 16
In the process, the outer wall of sludge and furnace body 1 carries out contact heat absorption, to be further dried, the dry steam generated is waved by steam
Hairnet 19 is discharged outward, and after the transfer plate 161 for rotating carriage 16 rotates a circle, the sludge of preheating is passed through guide cover
20 imported into the inside of furnace body 1, and later under the effect of gravity, sludge falls within the cloth wind distribution plate 173 of care feed tray 17, and sludge
After falling on cloth wind distribution plate 173, start the second driving motor 8, bevel gear 18 and care feed tray 17 by the second driving motor 8
172 engaged transmission of cone gear ring of bottom drives care feed tray 17 to rotate, the care feed tray 17 of rotation and the cross scraper plate of puddle support 13
132 and upright bar 131 contact, so that sludge uniformly be mixed with the quartz sand of heating, utilize the thermal energy and sludge of quartz sand
Calorific value sludge is burned, burn the gas of generation and discharged outward by smoke exhaust pipe 4, the ashes for generation of burning pass through
Cloth wind distribution plate 173 falls into the bottom of furnace body 1, and the heat for burning generation can heat the water body in water tank 14, most
Afterwards: after burning, closing air distribution mechanism, be cooled to room temperature to furnace body 1, deslagging door 15 is opened, by the ashes inside furnace body 1
Discharge.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Above content is only citing made for the present invention and explanation, affiliated those skilled in the art are to being retouched
The specific embodiment stated does various modifications or additions or is substituted in a similar manner, and without departing from invention or surpasses
More range defined in the claims, is within the scope of protection of the invention.
Claims (8)
1. a kind of Lower heat value sludge, which is controlled oneself, burns fluidized bed, which is characterized in that including furnace body (1), the furnace body (1) is divided into
Upper, middle, and lower part, the lower part outer wall of the furnace body (1) is provided with furnace body (1) and is connected with inside fixing pipe (10), described
The inside of fixing pipe (10) is fixed with heating burner (11), and the lower part outer wall of the furnace body (1) is rotatably connected to by hinge
Deslagging door (15)；
The middle part outer wall of the furnace body (1) is surrounded with feeding protective cover (2), the top welding of the feeding protective cover (2)
Have and feeding protective cover (2) inside the cast hopper (3) that is connected to, the bottom of the feeding protective cover (2) is close to cast hopper (3) side
Be provided at outer wall position connection feeding protective cover (2) and furnace body (1) guide cover (20), the feeding protective cover (2) it is interior
Portion is rotatably connected to rotation carriage (16), and the rotation carriage (16) includes and feeding protective cover (2) internal bearings activity
The bottom of the outer gear ring (162) of connection, the outer gear ring (162) is connected with steel ring (163), and the inner wall of the steel ring (163) encloses
It is angularly welded with multiple transfer plates (161) around its axis, the top surface of the feeding protective cover (2) surrounds the axis of furnace body (1)
Angularly by support frame fixation, there are three the first driving motor (6) being arranged straight down, three first driving motors
(6) pass through the transmission gear (7) of motor shaft clamping and outer gear ring (162) engaged transmission；
The inner wall of the furnace body (1), which is located at guide cover (20) lower bead position, is rotatably connected to care feed tray (17), the retainer
Disk (17) includes the cone gear ring (172) being flexibly connected with furnace body (1) inner wall by bearing, the top weldering of cone gear ring (172)
It is connected to collection feed ring (171), the interior welds of cone gear ring (172) have cloth wind distribution plate (173), the outer wall of the furnace body (1)
Corresponding care feed tray (17) position is welded with motor supporting plate (9), and the top of the motor supporting plate (9) is fixed with the second driving
Motor (8), the bevel gear (18) that second driving motor (8) is connected and fixed by motor shaft outer wall nibble with cone gear ring (172)
Transmission is closed, the inner wall of the furnace body (1) is welded with puddle support (13), institute between care feed tray (17) and feeding protective cover (2)
Stating puddle support (13) includes the cross round bar (133) with the welding of furnace body (1) inner wall, the bottom of the cross round bar (133)
Cross scraper plate (132) by multiple upright bars (131) being arranged straight down with setting on cloth wind distribution plate (173) top is right
It should connect；
The upper inside wall of the furnace body (1) is surrounded with water tank (14), and the outer wall of the furnace body (1) corresponds to water tank (14)
Top and bottom position is respectively arranged with the first water valve (5) and the second water valve (12) being connected to water tank (14) inside, described
The top surface of furnace body (1) is provided with smoke exhaust pipe (4).
2. a kind of Lower heat value sludge according to claim 1, which is controlled oneself, burns fluidized bed, which is characterized in that the feeding is protected
The top surface of shield (2) is angularly provided with multiple steam volatilizations net (19) around its axis.
3. a kind of Lower heat value sludge according to claim 1, which is controlled oneself, burns fluidized bed, which is characterized in that the cloth wind point
The cross section profile of matching board (173) is isosceles trapezoid, and the bottom profile of the cross scraper plate (132) and cloth wind distribution plate
(173) cross section profile is identical, and the gap between cross scraper plate (132) and cloth wind distribution plate (173) is 2-3cm.
4. a kind of Lower heat value sludge according to claim 1, which is controlled oneself, burns fluidized bed, which is characterized in that the transfer plate
(161) bottom edge and side are 1-2mm with the distance between corresponding furnace body (1) inner wall and feeding protective cover (2) inner bottom plating.
5. a kind of Lower heat value sludge according to claim 1, which is controlled oneself, burns fluidized bed, which is characterized in that the cast hopper
(3) discharge port is located at the via regions of outer gear ring (162).
6. a kind of Lower heat value sludge according to claim 1, which is controlled oneself, burns fluidized bed, which is characterized in that the furnace body
(1) enclosure interior is filled with rock wool.
7. a kind of Lower heat value sludge according to claim 1, which is controlled oneself, burns fluidized bed, which is characterized in that the guide cover
(20) angle between bottom edge section and horizontal plane is 45-60 °.
8. a kind of Lower heat value sludge according to claim 1, which is controlled oneself, burns fluidized bed, which is characterized in that burning fluidisation
The specifically used step of bed are as follows:
Step 1: the first water valve (5) is connect with water use sector, the second water valve (12) is connect with external water supplying pipe, by outer
Water supplying pipe is connect to supply water to water tank (14) is internal；
Step 2: injecting quartz sand into cast hopper (3), while starting three the first driving motors (6), passes through the first driving electricity
The transmission gear (7) of machine (6) and the engaged transmission of outer gear ring (162) drive rotation carriage (16) rotation, thus by quartz sand
It is transferred on the cloth wind distribution plate (173) of care feed tray (17)；
Step 3: it opens heating burner (11) and is carried out by quartz sand of the burned flame to cloth wind distribution plate (173) top
Heating makes quartz sand lay in ample stocks of thermal energy, while starting the second driving motor (8), passes through the bevel gear of the second driving motor (8)
(18) care feed tray (17) rotation, the care feed tray (17) of rotation are driven with the cone gear ring (172) of care feed tray (17) bottom engaged transmission
It contacts with the cross scraper plate (132) of puddle support (13) and upright bar (131), is distributed to uniformly paving quartz sand in cloth wind
The surface of plate (173), then quartz sand is contacted with the flame that heating burner (11) generates, and realization is evenly heated and stores up
Energy；
Step 4: after quartz sand is heated to assigned temperature, heating burner (11) is closed, then by the dirt of preliminarily dried
Mud is put into cast hopper (3), while starting three the first driving motors (6), passes through the transmission gear of the first driving motor (6)
(7) with the engaged transmission of outer gear ring (162), rotation carriage (16) rotation is driven, in rotation carriage (16) rotation conveying
In the process, sludge and the outer wall of furnace body (1) carry out contact heat absorption, to be further dried, the dry steam generated passes through steam
Volatilization net (19) is discharged outward, and after the transfer plate (161) for rotating carriage (16) rotates a circle, the sludge of preheating is led to
The inside that guide cover (20) imported into furnace body (1) is crossed, later under the effect of gravity, sludge falls within the cloth wind point of care feed tray (17)
Matching board (173)；
Step 5: after sludge is fallen on cloth wind distribution plate (173), start the second driving motor (8), pass through the second driving motor
(8) cone gear ring (172) engaged transmission of bevel gear (18) and care feed tray (17) bottom drives care feed tray (17) rotation, rotation
Care feed tray (17) is contacted with the cross scraper plate (132) of puddle support (13) and upright bar (131), thus by the quartz of sludge and heating
Sand is uniformly mixed, and is burned using the thermal energy of quartz sand and the calorific value of sludge to sludge, and the gas for burning generation passes through
Smoke exhaust pipe (4) is discharged outward, and the ashes for generation of burning fall into the bottom of furnace body (1) by cloth wind distribution plate (173), is burned
The heat of generation can heat the water body in water tank (14)；
Step 6: after burning, being cooled to room temperature to furnace body (1), opens deslagging door (15), by the internal ash of furnace body (1)
Cinder discharge.
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| CN201910336839.5A CN110173700B (en) | 2019-04-25 | 2019-04-25 | Self-sustaining incineration fluidized bed for low-grade calorific value sludge |
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| CN201910336839.5A CN110173700B (en) | 2019-04-25 | 2019-04-25 | Self-sustaining incineration fluidized bed for low-grade calorific value sludge |
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| CN110173700B CN110173700B (en) | 2020-06-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811596A (en) * | 2022-04-29 | 2022-07-29 | 江苏锦明再生资源有限公司 | Dry sludge treatment cleaning incinerator |
| CN117606037A (en) * | 2024-01-10 | 2024-02-27 | 泰山集团股份有限公司 | Organic waste gas treatment method based on circulating fluidized bed |
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| CN205669810U (en) * | 2016-05-27 | 2016-11-02 | 张海利 | The garbage carbonized pyrolysis furnace of one way of life |
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| DE2535683A1 (en) * | 1975-08-09 | 1977-02-17 | Peters Ag Claudius | METHOD AND DEVICE FOR INCINERATION OF SLUDGE WITH THE HELP OF RECUPERATIVE SLUDGE DRYING |
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| CN114811596B (en) * | 2022-04-29 | 2023-01-31 | 江苏锦明再生资源有限公司 | Dry sludge treatment cleaning incinerator |
| CN117606037A (en) * | 2024-01-10 | 2024-02-27 | 泰山集团股份有限公司 | Organic waste gas treatment method based on circulating fluidized bed |
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| CN110173700B (en) | 2020-06-12 |
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