CN110410795A - The efficient incineration rotary kiln of sludge - Google Patents
The efficient incineration rotary kiln of sludge Download PDFInfo
- Publication number
- CN110410795A CN110410795A CN201910664634.XA CN201910664634A CN110410795A CN 110410795 A CN110410795 A CN 110410795A CN 201910664634 A CN201910664634 A CN 201910664634A CN 110410795 A CN110410795 A CN 110410795A
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- Prior art keywords
- kiln
- kiln body
- spoiler
- sludge
- firing chamber
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Classifications
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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
- F23G5/033—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment comminuting or crushing
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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
- F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
- F23G5/16—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber
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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
- F23G5/20—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having rotating or oscillating drums
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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
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- 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
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- 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
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Incineration Of Waste (AREA)
- Gasification And Melting Of Waste (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The invention belongs to sludge incinerator technical fields.It is currently used for the rotary kiln incineration efficiency of sludge incineration.For the problems of the prior art, the invention discloses a kind of efficient incineration rotary kilns of sludge, including feeding device, kiln body and dual firing chamber；Feeding device includes feed hopper, vertical hopper and horizontal hopper, and the separate and side close to kiln body feed inlet of horizontal hopper is respectively equipped with the pusher and overhead door of sludge push-in kiln body；Kiln body is driven by driving device and is rotated；Kiln body is horizontally disposed, and kiln body inner wall is equipped with from kiln tail to the uniform increased refractory material layer of kiln hood thickness, is equipped with checkerwork cell layer between refractory material layer and kiln body inner wall, is equipped with the axially extending bore being connected with annular passage along kiln body circumference in checkerwork cell layer；The top of dual firing chamber is equipped with exhanst gas outlet, and side wall is equipped with the air inlet of secondary burner and arranged tangential, and bottom is equipped with Crusher Room, and inside is equipped with the spoiler being interspersed in parallel in the longitudinal direction.Rotary kiln incineration of the present invention is high-efficient.
Description
Technical field
The present invention relates to a kind of rotary kilns, and in particular to a kind of efficient incineration rotary kiln of sludge belongs to sludge incinerator
Technical field.
Background technique
As the improvement of people's living standards, large quantities of sewage treatment plants start to build and go into operation in succession.Sewage treatment plant
In each stage handled sewage, can all there be sludge generation, a large amount of bacterium, virus, a huge sum of money are contained in these sludge
The poisonous and harmful substances such as category are caused due to generally existing " sewage treatment again, the light sludge treatment " phenomenon of the sewage treatment industry in China
Make a large amount of sludge be difficult to dispose, seriously affects environmental quality, the highest attention and attention by society.
Sludge mostly uses the mode of landfill or air storage to be disposed, and this simple disposal options are difficult to remove sludge
In the poisonous and harmful substance that contains, will cause a large amount of sludge pollution object with percolate and enter deep layer from earth's surface, threaten underground water
And rivers,lakes and seas, cause environmental pollution.And burning disposal is treated using sludge as a kind of solid waste, as urban life rubbish
Rubbish equally carries out innoxious, recycling, minimizing processing.
The high-temperature flue gas of its kiln body of the rotary kiln of sludge incineration discharge is currently used for a large amount of harmful substances and bulky grain
Dust, these high-temperature flue gas need to enter dual firing chamber and carry out second-time burning, since the high-temperature flue gas and air that enter dual firing chamber stop
Stay the time shorter, mixing is uneven, so that the organic matter in high-temperature flue gas is difficult to completely burned, efficiency of combustion is low, and not completely
The large dust particle of burning, which is easily deposited on exhanst gas outlet, blocks exhanst gas outlet.
Summary of the invention
For the problems of the prior art, the present invention provides a kind of efficient incineration rotary kiln of sludge, to improve high-temperature flue gas
In organic matter firing efficiency, preventing imperfect combustion large dust particle to be deposited on exhanst gas outlet blocks exhanst gas outlet.
To realize the above technical purpose, the technical scheme is that
A kind of sludge incineration rotary kiln, including supporting table are successively arranged feeding device, kiln body and dual firing chamber in supporting table；
The feeding device includes the feed hopper being sequentially communicated from top to bottom, vertical hopper and horizontal hopper, feed hopper bottom
Portion is equipped with turnover door, and horizontal hopper is equipped with far from the side of kiln body feed inlet for sludge to be pushed into kiln body pusher, horizontal
Hopper is equipped with overhead door, turnover door and overhead door by hydraulic drive close to the side of kiln body feed inlet, when charging, turnover door and
Overhead door is alternately opened and closed；The kiln body rotational installation is driven by driving device and is rotated on the supporting arrangement for being located at kiln body both ends,
It is equipped with kiln head cover at the kiln hood of kiln body, primary combustion device and blast pipe are installed on kiln head cover, burner spray canister and blast pipe are equal
It protrudes into kiln body；The kiln body is tubular structure, and kiln body is horizontally disposed with along axial, and the inner wall of kiln body is equipped with refractory material layer,
Refractory material layer uniformly increases along axial direction from the kiln tail of kiln body to kiln hood thickness；
The dual firing chamber is connected with the kiln tail of kiln body；The top of the dual firing chamber is equipped with exhanst gas outlet, and exhanst gas outlet is logical
Piping is connected with exhaust gas processing device, dual firing chamber's side wall be equipped with secondary burner and air inlet, secondary burner be located at into
Above air port, air inlet is located above kiln body；Several spoilers are equipped in the dual firing chamber, spoiler is located on secondary burner
Side, spoiler includes left spoiler and right spoiler, and left spoiler and right spoiler are located at the interior of dual firing chamber's axis two sides
On wall, left spoiler with right spoiler is parallel in the longitudinal direction is staggered, it is most left that the right end of left spoiler is located at right spoiler
The right at end；The dual firing chamber bottom is equipped with Crusher Room, and the longitudinal section of Crusher Room is in the shape of the letter V structure, and the inner cavity of Crusher Room is along V-arrangement
Structure is symmetrically installed with the first particle roller, the second particle roller and third particle roller from top to bottom, two group of first particle roller, second broken
Material roller and third particle roller are driven by driving motor, between two group of first particle roller, the second particle roller and third particle roller
Spacing is gradually reduced from top to bottom；The bottom of Crusher Room is connected with guide storehouse, and rotary shaft, rotary shaft are rotatably equipped in guide storehouse
Four pieces of arcs are connected by strut and stir plate, and the side in guide storehouse is connected with waste tank.
The configuration of the present invention is simple can increase high temperature by the way that the spoiler being interspersed in parallel is just arranged on the burner
Residence time of the flue gas in dual firing chamber extends the burning time of organic matter in high-temperature flue gas, makes its full combustion, to improve
Efficiency of combustion.In addition, facilitating inside kiln body to be formed by kiln by the refractory material layer in kiln body setting in constant slope
Head peomotes high-temperature flue gas and flows to dual firing chamber, avoid kiln hood over-emitting black exhaust and tempering to the air-flow rising space in kiln tail direction
Phenomenon ensure that the safe and reliable of incineration system.By setting Crusher Room and guide storehouse, and v-shaped structure is set in Crusher Room
Breaker roll, additionally it is possible to percent of pass that residue is crushed and improved to the sludge residue after burning avoids agglomerating after burning
Sludge residue is blocked at the junction of kiln body and dual firing chamber and the slag-drip opening of dual firing chamber, improves the work of entire rotary kiln device
Make efficiency.
Preferably, the air inlet is along dual firing chamber's periphery arranged tangential.The present invention is by firing air inlet two
Outdoor week arranged tangential can be such that the combustion air entered in dual firing chamber moves upwards along dual firing chamber's inner cavity circumferential direction spiral, promote sky
Gas and the full and uniform mixing of high-temperature flue gas improve the efficiency of combustion of organic matter in high-temperature flue gas, prevent imperfect combustion big
Granule dust, which is deposited on exhanst gas outlet, blocks exhanst gas outlet.
Preferably, checkerwork cell layer is equipped between the refractory material layer and the inner wall of kiln body, checkerwork cell layer is interior along kiln body
Be evenly distributed in several axially extending bores, each axially extending bore both ends respectively with the annular passage phase at kiln body end positions
Connection, annular passage are equipped with the air port being connected with external pipe.The present invention is arranged by setting checkerwork cell layer and in checkerwork cell layer
Axially extending bore forms a continuous air duct between axially extending bore, annular passage and wind passage mouth, extraneous cold air can
To enter in axially extending bore via the wind passage mouth of kiln body one end, annular passage, then the annular passage via the cylinder other end, air duct
Mouth discharge；When in use, the heat that high temperature generates in furnace body can be transmitted to checkerwork cell layer by refractory material layer to rotary kiln, when outer
When the cold air on boundary enters the axially extending bore of checkerwork cell layer, the heat that cold air can fully absorb checkerwork cell layer is changed into hot-air,
So that the heat for being ultimately conducted to rotary kiln body surface face greatly reduces, can be to avoid kiln body outer surface overtemperature the phenomenon that, effectively
The thermal loss for reducing the outside heat loss through radiation of rotary kiln, improves the thermal efficiency of rotary kiln.
As further preferred scheme, one layer of expanded metal lath, the kiln are additionally provided between the checkerwork cell layer and refractory material layer
It is evenly equipped with the brace steel post radially arranged along kiln body on internal wall, brace steel post plays a supportive role to expanded metal lath.By the way that steel is arranged
Expanded metals and brace steel post can mitigate the load-bearing pressure of checkerwork cell layer.
Preferably, the Crusher Room and kiln body kiln tail junction are equipped with stock guide diagonally downward.Pass through setting
The sludge residue that stock guide facilitates after burning falls into ash bucket from the kiln tail of kiln body.
Preferably, the tapered setting of the feed hopper.
Preferably, the pusher includes scraping wings and charging ram, and scraping wings is connected on charging ram, pusher
Bar is hydraulic stem, is hydraulically operated horizontal reciprocating movement.
Preferably, the driving device includes that annular drive rack and servo motor, annular drive rack are fixed
It is mounted on outer wall in the middle part of kiln body, annular drive rack is connected with servo motor, is driven and is rotated by servo motor.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is partial enlarged view of the invention；
Fig. 3 is the structural schematic diagram of kiln body in the present invention；
Fig. 4 be in Fig. 3 A-A to cross-sectional view；
Fig. 5 is the structural schematic diagram of air inlet in the present invention；
Fig. 6 is rotary shaft in the present invention in guide storehouse and the mounting structure schematic diagram for stirring plate；
Appended drawing reference:
100. 320. servo motor of supporting table 200. supporting arrangement, 310. drive rack, 400. feeding device 410. into
Vertical 430. 432. scraping wings of horizontal 431. charging ram of hopper of hopper, 433. overhead door of 411. turnover door of hopper 420.
500. kiln body, 510. kiln head cover, 511. primary combustion device, 512. blast pipe, 520. refractory material layer, 530. expanded metal lath 531.
551. air port of brace steel post 540. checkerwork cell layer, 541. axially extending bore, 550. annular passage, 600. dual firing chamber, 610. flue gas goes out
640. Crusher Room of mouthful 620. secondary burner, 630. air inlet, 641. first particle roller, 642. second particle roller 643. the
Three particle rollers, 650. stock guide, 660. guide storehouse, 661. rotary shaft 662. stirs the left spoiler of 670. waste tank of plate 680.
690. right spoilers
Specific embodiment
In conjunction with Fig. 1 to Fig. 6, the specific embodiment that the present invention will be described in detail, but claim of the invention is not done
Any restriction.
As shown in Figures 1 to 6, a kind of sludge incineration rotary kiln, including supporting table 100, be successively arranged in supporting table 100 into
Expect device 400, kiln body 500 and dual firing chamber 600；
The feeding device 400 includes feed hopper 410, vertical hopper 420 and the horizontal hopper being sequentially communicated from top to bottom
430, the tapered setting of feed hopper 410,410 bottom of feed hopper is equipped with turnover door 411, and horizontal hopper 430 is fed far from kiln body 500
The side of mouth is equipped with for sludge to be pushed into 500 pusher of kiln body, wherein pusher includes scraping wings 432 and charging ram
431, scraping wings 432 is connected on charging ram 431, and charging ram 431 is hydraulic stem, is hydraulically operated horizontal reciprocating movement, horizontal
Hopper 430 is equipped with overhead door 433, turnover door 411 and overhead door 433 by hydraulic drive close to the side of 500 feed inlet of kiln body,
When charging, turnover door 411 and overhead door 433 are alternately opened and closed；
The rotational installation of kiln body 500 is turned on the supporting arrangement 200 for being located at 500 both ends of kiln body by driving device driving
It is dynamic, wherein driving device includes that annular drive rack 310 and servo motor 320, annular drive rack 310 are fixedly mounted on kiln
500 middle part outer wall of body, annular drive rack 310 are connected with servo motor 320, are driven and are rotated by servo motor 320, kiln body 500
Kiln hood at be equipped with kiln head cover 510, primary combustion device 511 and blast pipe 512, primary combustion device 511 are installed on kiln head cover 510
Spray canister and blast pipe 512 protrude into kiln body 500；The kiln body 500 is tubular structure, and kiln body 500 is along axial horizontally disposed, kiln
The inner wall of body 500 is equipped with refractory material layer 520, and refractory material layer 520 is equal to kiln hood thickness along the kiln tail of axial direction from kiln body 500
Even increase, is equipped with checkerwork cell layer 540 between refractory material layer 520 and the inner wall of kiln body 500, checkerwork cell layer 540 is interior along 500 circumference of kiln body
Be evenly equipped with several axially extending bores 541, each 541 both ends of axially extending bore respectively with the annular at 500 end positions of kiln body
Air duct 550 is connected, and annular passage 550 is equipped with the air port 551 being connected with external pipe；Wherein, in order to mitigate checkerwork cell layer 540
Load-bearing pressure, one layer of expanded metal lath 530 is additionally provided between the checkerwork cell layer 540 and refractory material layer 520, on the kiln body inner wall
It is evenly equipped with the brace steel post 531 radially arranged along kiln body 500, brace steel post 531 plays a supportive role to expanded metal lath 530；
The dual firing chamber 600 is connected with the kiln tail of kiln body 500；The top of the dual firing chamber 600 is equipped with exhanst gas outlet
610, exhanst gas outlet 610 is connected by pipeline with exhaust gas processing device, and 600 side wall of dual firing chamber is equipped with 620 He of secondary burner
Air inlet 630, secondary burner 620 are located at 630 top of air inlet, and air inlet 630 is located at 500 top of kiln body, 630 edge of air inlet
600 periphery arranged tangential of dual firing chamber；Several spoilers are equipped in the dual firing chamber 600, spoiler is located above secondary burner,
Spoiler includes left spoiler 680 and right spoiler 690, and left spoiler 680 and right spoiler 690 are located at dual firing chamber 600
On the inner wall of axis two sides, left spoiler 680 with right spoiler 690 is parallel in the longitudinal direction is staggered, left spoiler 680 is most
Right end is located at the right of right 690 left end of spoiler；600 bottom of dual firing chamber is equipped with Crusher Room 640, Crusher Room 640 and kiln
500 kiln tail junction of body is equipped with stock guide 650 diagonally downward, and the longitudinal section of Crusher Room 640 is in the shape of the letter V structure, Crusher Room 640
Inner cavity be symmetrically installed with the first particle roller 641, the second particle roller 642 and third particle roller 643 from top to bottom along v-shaped structure,
Two group of first particle roller 641, the second particle roller 642 and third particle roller 643 are driven by driving motor, two group of first particle roller
641, the spacing between the second particle roller 642 and third particle roller 643 is gradually reduced from top to bottom；The bottom of Crusher Room 640 connects
It is connected to guide storehouse 660, rotary shaft 661 is rotatably equipped in guide storehouse 660, rotary shaft 661 connects four pieces of arcs by strut and turns over
Movable plate 662, the side in guide storehouse 660 are connected with waste tank 670.
Working principle:
When charging, overhead door is closed, opens turnover door, sludge is fallen into horizontal hopper from hopper by vertical hopper, is closed
Turnover door is closed, overhead door is opened, charging ram drives scraping wings to move will be sent into kiln body to burning sludge horizontally to the right, closes and rises
Door is dropped, First air is passed through into kiln body by blast pipe, by primary combustion device point burning sludge, starts servo motor, kiln body turns
Dynamic, rotation of the intracorporal sludge of kiln in burning with kiln body is mobile to kiln tail, wherein sludge is discharged after burning in rotary kiln
High-temperature flue gas in have a large amount of harmful substances and large dust particle, these high-temperature flue gas enter dual firing chamber, and and from air inlet
It moves upwards, is lighted in secondary burner high-temperature flue gas into the Secondary Air side mixing edge dual firing chamber circumferential direction spiral in dual firing chamber
Organic matter burn, organic matter full combustion, combustion in dual firing chamber due to the barrier effect of spoiler, in high-temperature flue gas
High-temperature flue gas after burning is discharged through exhanst gas outlet；Residue after sludge incineration is fallen into the v-shaped structure of Crusher Room by stock guide,
First particle roller, the second particle roller and third particle roller crush residue, rotary shaft of the smashed residue in guide storehouse
Waste tank is transported under the action of plate with stirring.
Wherein, in burning, the heat that high temperature generates in kiln body can be transmitted to the intracorporal sludge of kiln by refractory material layer
Checkerwork cell layer can be by extraneous cold air from the air duct of kiln body one end annular passage at this time using the equipment such as external pipe and blower
Mouth is introduced into the axially extending bore of checkerwork cell layer, then is discharged via annular passage, the wind passage mouth of the kiln body other end, the hot-air of discharge
It can be used for the Secondary Air of dual firing chamber after the First air or rotary kiln of rotary kiln, or be conducted into drying equipment for drying object
Material.
In conclusion the invention has the following advantages that
1. the configuration of the present invention is simple, by that can make to enter in dual firing chamber air inlet in dual firing chamber's periphery arranged tangential
Combustion air is moved upwards along dual firing chamber's inner cavity circumferential direction spiral, promotes air and the full and uniform mixing of high-temperature flue gas, is improved high
The efficiency of combustion of organic matter in warm flue gas；By the way that the spoiler being interspersed in parallel is just arranged on the burner, height can be increased
Residence time of the warm flue gas in dual firing chamber extends the burning time of organic matter in high-temperature flue gas, makes its full combustion, thus into
One step improves efficiency of combustion, and preventing imperfect combustion large dust particle to be deposited on exhanst gas outlet blocks exhanst gas outlet.
2. the present invention is by setting checkerwork cell layer and axially extending bore, axially extending bore, annular passage and wind are arranged in checkerwork cell layer
Form a continuous air duct between road junction, extraneous cold air can wind passage mouth, annular wind via kiln body one end
Road enters in axially extending bore, then is discharged via annular passage, the wind passage mouth of the cylinder other end；Rotary kiln when in use, furnace body
The heat that interior high temperature generates can be transmitted to checkerwork cell layer by refractory material layer, when the axial direction that extraneous cold air enters checkerwork cell layer is logical
Kong Shi, the heat that cold air can fully absorb checkerwork cell layer are changed into hot-air, so that being ultimately conducted to rotary kiln body surface face
Heat greatly reduce, can be to avoid kiln body outer surface overtemperature the phenomenon that, the heat of the outside heat loss through radiation of rotary kiln is effectively reduced
Loss, improves the thermal efficiency of rotary kiln.In addition, using equipment such as external pipe and blowers, can also easily to the hot-air into
Row recycles, and such as can be used for the Secondary Air of dual firing chamber after the First air or rotary kiln of rotary kiln, or be conducted into drying equipment
For material drying etc., the thermal efficiency of rotary kiln is further increased.
3. the load-bearing pressure that the present invention can mitigate checkerwork cell layer by setting expanded metal lath and brace steel post.
4. the present invention is by axially horizontal positioned by the kiln body of rotary kiln, by refractory material layer in kiln body along axial direction from kiln body
Kiln tail to kiln hood thickness uniformly increase setting so that the axis of kiln body supporting arrangement of bottom and driving device in rotary course
It is far below tilting rotary kiln in the prior art to stress, improves the abrasion of the supporting arrangement and driving device below kiln body
Situation, kiln body are not easy to glide along material moving direction；In addition, being contributed to form inside the refractory material layer being arranged in constant slope
By the air-flow rising space of kiln hood to kiln tail direction, peomote high-temperature flue gas and flow to dual firing chamber, avoid kiln hood over-emitting black exhaust and
Tempering phenomenon ensure that the safe and reliable of incineration system.
It, can be right 5. the present invention passes through setting Crusher Room and guide storehouse, and is arranged the breaker roll of v-shaped structure in Crusher Room
Sludge residue after burning is crushed and is improved the percent of pass of residue, and the sludge residue to agglomerate after burning is avoided to be blocked in kiln body
At the junction of dual firing chamber and the slag-drip opening of dual firing chamber, the working efficiency of entire rotary kiln device is improved.In addition, by setting
The sludge residue that setting stock guide facilitates after burning falls into ash bucket from the kiln tail of kiln body.
It is understood that being merely to illustrate the present invention above with respect to specific descriptions of the invention and being not limited to this
Technical solution described in inventive embodiments.Those skilled in the art should understand that still can be carried out to the present invention
Modification or equivalent replacement, to reach identical technical effect；As long as meet use needs, all protection scope of the present invention it
It is interior.
Claims (8)
1. a kind of sludge incineration rotary kiln, a kind of sludge incineration rotary kiln, including supporting table, charging dress is successively arranged in supporting table
It sets, kiln body and dual firing chamber；It is characterized in that, the feeding device includes the feed hopper being sequentially communicated from top to bottom, vertical hopper
With horizontal hopper, feeding funnel bottom part is equipped with turnover door, and horizontal hopper is equipped with far from the side of kiln body feed inlet for pushing away sludge
Enter kiln body pusher, horizontal hopper is equipped with overhead door close to the side of kiln body feed inlet, and turnover door and overhead door are by hydraulic
Transmission, when charging, turnover door and overhead door are alternately opened and closed；The kiln body rotational installation is in the supporting arrangement for being located at kiln body both ends
On, it is driven and is rotated by driving device, kiln head cover is equipped at the kiln hood of kiln body, primary combustion device and air inlet are installed on kiln head cover
Pipe, burner spray canister and blast pipe protrude into kiln body；The kiln body is tubular structure, and kiln body is along axial horizontally disposed, kiln body
Inner wall be equipped with refractory material layer, refractory material layer uniformly increases along axial direction from the kiln tail of kiln body to kiln hood thickness；Described two
Combustion room is connected with the kiln tail of kiln body；The top of the dual firing chamber is equipped with exhanst gas outlet, and exhanst gas outlet passes through at pipeline and tail gas
It manages device to be connected, dual firing chamber's side wall is equipped with secondary burner and air inlet, and secondary burner is located above air inlet, air inlet
Above kiln body；Several spoilers are equipped in the dual firing chamber, spoiler is located above secondary burner, and spoiler includes a left side
Spoiler and right spoiler, left spoiler and right spoiler are located on the inner wall of dual firing chamber's axis two sides, left spoiler and
Right spoiler is staggered in parallel in the longitudinal direction, and the right end of left spoiler is located at the right of right spoiler left end；Described two
It fires room bottom and is equipped with Crusher Room, the longitudinal section of Crusher Room is in the shape of the letter V structure, and the inner cavity of Crusher Room is right from top to bottom along v-shaped structure
Title is equipped with the first particle roller, the second particle roller and third particle roller, two group of first particle roller, the second particle roller and third particle
Roller is driven by driving motor, the spacing between two group of first particle roller, the second particle roller and third particle roller from top to bottom by
It is tapered small；The bottom of Crusher Room is connected with guide storehouse, and rotary shaft is rotatably equipped in guide storehouse, and rotary shaft passes through strut connection four
Block arc stirs plate, and the side in guide storehouse is connected with waste tank.
2. sludge incineration rotary kiln as described in claim 1, which is characterized in that the air inlet is along the tangential cloth in dual firing chamber periphery
It sets.
3. sludge incineration rotary kiln as described in claim 1, which is characterized in that the inner wall of the refractory material layer and kiln body it
Between be equipped with checkerwork cell layer, be evenly distributed in several axially extending bores along kiln body in checkerwork cell layer, each axially extending bore both ends respectively with lean on
Annular passage at nearly kiln body end positions is connected, and annular passage is equipped with the air port being connected with external pipe.
4. sludge incineration rotary kiln as claimed in claim 3, which is characterized in that between the checkerwork cell layer and refractory material layer also
Equipped with one layer of expanded metal lath, it is evenly equipped with the brace steel post radially arranged along kiln body on the kiln body inner wall, brace steel post is to expanded metal lath
It plays a supportive role.
5. the sludge incineration rotary kiln as described in Claims 1-4, which is characterized in that the Crusher Room connect with kiln body kiln tail
Place is equipped with stock guide diagonally downward.
6. sludge incineration rotary kiln as claimed in claim 5, which is characterized in that the tapered setting of feed hopper.
7. sludge incineration rotary kiln as claimed in claim 5, which is characterized in that the pusher includes scraping wings and pusher
Bar, scraping wings are connected on charging ram, and charging ram is hydraulic stem, are hydraulically operated horizontal reciprocating movement.
8. sludge incineration rotary kiln as claimed in claim 5, which is characterized in that the driving device includes annular drive rack
And servo motor, annular drive rack are fixedly mounted on outer wall in the middle part of kiln body, annular drive rack is connected with servo motor, by watching
Take motor driven rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910664634.XA CN110410795A (en) | 2019-07-23 | 2019-07-23 | The efficient incineration rotary kiln of sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910664634.XA CN110410795A (en) | 2019-07-23 | 2019-07-23 | The efficient incineration rotary kiln of sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110410795A true CN110410795A (en) | 2019-11-05 |
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| CN111895423A (en) * | 2020-08-26 | 2020-11-06 | 华美节能科技集团玻璃棉制品有限公司 | Broken glass fiber waste recycling device and using method thereof |
| CN112484044A (en) * | 2020-11-24 | 2021-03-12 | 合肥工业大学 | Rotary kiln type garbage incinerator |
| CN114152087A (en) * | 2021-12-10 | 2022-03-08 | 王胜东 | Cement production rotary kiln |
| CN115156275A (en) * | 2022-07-07 | 2022-10-11 | 重庆科技学院 | Contaminated soil remediation system based on smoldering technology |
| CN115247800A (en) * | 2022-09-21 | 2022-10-28 | 江苏鹏飞集团股份有限公司 | Inside-overturning sludge incineration disposal rotary kiln |
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| CN114152087A (en) * | 2021-12-10 | 2022-03-08 | 王胜东 | Cement production rotary kiln |
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| CN115247800B (en) * | 2022-09-21 | 2022-12-23 | 江苏鹏飞集团股份有限公司 | Inside-overturning sludge incineration disposal rotary kiln |
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