CN102889599B - Wet sewage sludge combustion furnace - Google Patents

Wet sewage sludge combustion furnace Download PDF

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Publication number
CN102889599B
CN102889599B CN201210408106.6A CN201210408106A CN102889599B CN 102889599 B CN102889599 B CN 102889599B CN 201210408106 A CN201210408106 A CN 201210408106A CN 102889599 B CN102889599 B CN 102889599B
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China
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heater
tubular
frame
sludge
mud
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CN201210408106.6A
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Chinese (zh)
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CN102889599A (en
Inventor
刘国田
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潍坊金丝达环境工程股份有限公司
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Priority to CN201210408106.6A priority Critical patent/CN102889599B/en
Publication of CN102889599A publication Critical patent/CN102889599A/en
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Publication of CN102889599B publication Critical patent/CN102889599B/en

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Abstract

The invention discloses a wet sewage sludge combustion furnace which comprises a machine frame, wherein the machine frame is provided with a barrel type furnace body in an inclining manner, and a riding wheel device and a furnace body revolution driving device are arranged between the barrel type furnace body and the machine frame; the machine frame is fixedly provided with a sludge granulation spiral conveyer, and a discharge end of the sludge granulation spiral conveyer stretches into the upper part of the interior of the barrel type furnace body; and the upper end of the sludge granulation spiral conveyer is provided with a steam exhausting device and a granulation discharge hole. The wet sewage sludge combustion furnace provided by the invention can concentrate the sludge in a sludge transport process, the subarid sludge is extruded and granulated through the granulation discharge hole, the sludge grains are driven by the revolving barrel type furnace body to continually roll and dry so as to move to a hearth position, and turn into flammable grains at the heart position, and the combustion of the sludgy is realized. The wet sewage sludge combustion furnace provided by the invention has the advantages that the structure is compact, the sludge concentration drying efficiency is high, an energy source is not wasted, the sludge incineration is thorough, the technical bottle neck of sludge incineration is fully solved, and the wet sewage sludge combustion furnace has great economic and social benefits and popularization and application values.

Description

Wet sludge incineration stove

Technical field

The present invention relates to a kind of sludge incinerator, relate in particular to the sludge incinerator of the wet mud of a kind of direct burning.

Background technology

Municipal sewage treatment produces a large amount of mud, in the enterprise production process such as papermaking, food, chemical fibre, also produces a large amount of mud, and rubbish Anaerobic Treatment can produce a large amount of mud equally.In mud, contain a large amount of bacteriums, worm's ovum, heavy metal and organic matter etc., if dealt with improperly, can cause new pollution.

A large amount of mud in reality are without processing by outdoor placement, severe contamination environment, and taken a large amount of soils.The common processing method of mud is to adopt landfill method, and the method causes secondary pollution to soil and groundwater again.Sludge Composting is also a kind of method of lignin-sludge, but cost is higher, thereby the heavy metal in mud can be absorbed by plants harmful to human, at west most countries, has forbidden using sludge manure in agricultural.

Along with scientific and technical progress, sludge incineration method becomes Treatment of Sludge method the most thoroughly.A difficult problem for sludge incineration is that moisture percentage in sewage sludge is high and mud hydrophily is stronger, moisture is difficult to remove, and no matter adopts natural seasoning, mechanical dehydration method or static evaporation, and treatment effeciency is extremely low, cannot meet the processing demands of mud at all, greatly limit applying of sludge incineration method.

Summary of the invention

Technical problem to be solved by this invention is to provide a kind of drying sludge and burning is carried out simultaneously, the wet sludge incineration stove of sufficient combustion.

For solving the problems of the technologies described above, technical scheme of the present invention is: wet sludge incineration stove, comprise frame, and described frame tilts tubular body of heater is installed, and riding wheel apparatus and body of heater rotating driving device are installed between described tubular body of heater and described frame; In described frame, be installed with the fume extractor coordinating with described tubular body of heater upper end, between described fume extractor and described tubular body of heater, be provided with upper sealing device; In described frame, be installed with the air-intake device coordinating with described tubular body of heater lower end, between described air-intake device and described tubular body of heater, be provided with lower sealing device; The sidewall of described tubular body of heater lower end is provided with ash exhauster; In described frame, be installed with mud granulizing conveying worm, it is outside that the feed end of described mud granulizing conveying worm is positioned at described tubular body of heater lower end, the discharge end of described mud granulizing conveying worm stretches to described tubular body of heater inner and upper, described mud granulizing conveying worm upper end is provided with steam discharger, and the discharging opening place of described mud granulizing conveying worm is provided with granulation discharge opening; Between the inwall of described tubular body of heater lower end and described mud granulizing conveying worm outer surface, be provided with burner hearth, the upper end of described mud granulizing conveying worm is fixedly connected with described fume extractor.

As preferred technical scheme, described tubular body of heater comprises outer cylinder body, and in described outer cylinder body, fixed cover is equipped with inner barrel, between described outer cylinder body and described inner barrel, is provided with exhaust gases passes, and the two ends of described inner barrel are shorter than the two ends of described outer cylinder body respectively.

As the improvement to technique scheme, on described inner barrel inwall, be installed with copy plate.

As preferred technical scheme, described mud granulizing conveying worm comprises tubular conveyer housing, in described conveyer housing, be provided with and carry flood dragon, the outer end of described conveyer housing is provided with charging motor and charging gearbox, and the clutch end of described charging gearbox connects the conveying flood dragon that is positioned at described conveyer housing; The top closure of described conveyer housing, described conveyer housing tip side wall is provided with described granulation discharge opening, and described steam discharger is steam venthole or the steam gas outlet being arranged on described conveyer housing upper side wall.

As the improvement to technique scheme, relatively described frame is also installed with auxiliary material and adds auger conveyor, the feed end that described auxiliary material adds auger conveyor is positioned at outside, described tubular body of heater upper end, and the discharge end that described auxiliary material adds auger conveyor stretches to described tubular body of heater inner and upper.

As the improvement to technique scheme, the discharging opening that described auxiliary material adds auger conveyor is communicated with the upper end of described mud granulizing conveying worm inner chamber.

As preferred technical scheme, described fume extractor comprises the set chimney being fixedly mounted in described frame, the lower ending opening of described set chimney also stretches to the inner chamber of described tubular body of heater, the outer end sealing of described set chimney, and the blind end of described set chimney is provided with smoke exhaust pipe.

As the improvement to technique scheme, described upper sealing device is the stuffing seal being arranged between described set chimney and described tubular body of heater.

As preferred technical scheme, described air-intake device comprises and is fixedly mounted in described frame and the cloth air duct of closed at both ends, the lower end of described cloth air duct is positioned at outside described tubular body of heater, the described cloth air duct being positioned at outside described tubular body of heater is provided with air intake joint, the upper end of described cloth air duct stretches to the inner chamber of described tubular body of heater, and the position of the corresponding described burner hearth of described cloth air duct is provided with the wind distributing hole being communicated with described burner hearth.

As the improvement to technique scheme, described lower sealing device is the stuffing seal being arranged between described cloth air duct and described tubular body of heater.

As the improvement to technique scheme, described air-intake device also comprises the swivel joint being sleeved on described cloth air duct outer wall, described cloth air duct outer wall is provided with the air vent being communicated with described swivel joint inner chamber, described swivel joint is connected with auxiliary blast pipe, and the outlet air end of described auxiliary blast pipe passes described tubular body of heater and is communicated with described burner hearth from outside.

As preferred technical scheme, described riding wheel apparatus comprises and is arranged in described frame and at least two pair support rollers corresponding with described tubular body of heater, and described tubular body of heater outer surface is installed with the annular holder rail corresponding with described support roller.

As preferred technical scheme, described frame is provided with at least one pair of top wheel, and described top wheel is resisted against described annular holder trackside face.

As preferred technical scheme, described body of heater rotating driving device comprises the motor being fixedly mounted in described frame, described motor power is connected with gearbox, the clutch end of described gearbox is provided with driving gear, is installed with the gear ring with described driving gear engagement on described tubular body of heater.

As preferred technical scheme, described ash exhauster comprises openable ash-draining gate.

Owing to having adopted technique scheme, wet sludge incineration stove, comprises frame, and described frame tilts tubular body of heater is installed, and riding wheel apparatus and body of heater rotating driving device are installed between described tubular body of heater and described frame, in described frame, be installed with the fume extractor coordinating with described tubular body of heater upper end, between described fume extractor and described tubular body of heater, be provided with upper sealing device, in described frame, be installed with the air-intake device coordinating with described tubular body of heater lower end, between described air-intake device and described tubular body of heater, be provided with lower sealing device, the sidewall of described tubular body of heater lower end is provided with ash exhauster, in described frame, be installed with mud granulizing conveying worm, it is outside that the feed end of described mud granulizing conveying worm is positioned at described tubular body of heater lower end, the discharge end of described mud granulizing conveying worm stretches to described tubular body of heater inner and upper, described mud granulizing conveying worm upper end is provided with steam discharger, and the discharging opening place of described mud granulizing conveying worm is provided with granulation discharge opening, between the inwall of described tubular body of heater lower end and described mud granulizing conveying worm outer surface, be provided with burner hearth, the upper end of described mud granulizing conveying worm is fixedly connected with described fume extractor, described mud granulizing conveying worm stretches to described tubular body of heater inner chamber, in the course of conveying of mud, mud is concentrated, semiarid mud is by granulation discharge opening extruding pelletization, mud granule continuous tumble dry moving to burner hearth place under the tubular body of heater of rotation drives, to burner hearth place, become incendivity particle, thereby realize the burning of mud, it is concentrated for mud that the heat of sludge incineration partly offers mud granulizing conveying worm, the flue gas producing after burning carries part heat and by fume extractor, is transferred to energy utilization and smoke eliminator together with water vapour, extract the energy clean discharge, compact conformation of the present invention, mud concentrate drying efficiency is high, does not waste energy, and sludge incineration is thorough, has thoroughly solved the technical bottleneck of sludge incineration, has great economic and social benefits and application value.

Accompanying drawing explanation

The following drawings is only intended to the present invention to schematically illustrate and explain, not delimit the scope of the invention.Wherein:

Fig. 1 is the side schematic view of the embodiment of the present invention one;

Fig. 2 is the structural representation of the embodiment of the present invention one;

Fig. 3 is the structural representation of the embodiment of the present invention one fume extractor;

Fig. 4 is the structural representation of the embodiment of the present invention one air-intake device;

Fig. 5 is the structural representation of the embodiment of the present invention two;

Fig. 6 is the structural representation of the embodiment of the present invention two fume extractors;

Fig. 7 is the structural representation of the embodiment of the present invention two air-intake devices;

In figure: 1-frame; 2-tubular body of heater; 21-outer cylinder body; 22-inner barrel; 23-exhaust gases passes; 24-cinder catcher; 25-copy plate; 26-ash exhauster; 27-burner hearth; 271-wind distributing hole; 3-riding wheel apparatus; 31-support roller; 32-annular holder rail; 33-pushes up wheel; 4-body of heater rotating driving device; 41-motor; 42-gearbox; 43-driving gear; 44-gear ring; 5-fume extractor; 51-set chimney; 52-smoke exhaust pipe; 6-upper sealing device; 7-air-intake device; 71-cloth air duct; 72-air intake joint; 73-swivel joint; 731-air vent; 732-assists blast pipe; 8-lower sealing device; 9-mud granulizing conveying worm; 91-conveyer housing; 92-carries flood dragon; 93-charging motor; 94-charging gearbox; 95-steam discharger; 96-granulation discharge opening; 10-auxiliary material adds auger conveyor.

The specific embodiment

Below in conjunction with drawings and Examples, further set forth the present invention.In the following detailed description, only by the mode of explanation, some one exemplary embodiment of the present invention has been described.Undoubtedly, those of ordinary skill in the art can recognize, without departing from the spirit and scope of the present invention in the situation that, can to described embodiment, revise by various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than for limiting the protection domain of claim.

Embodiment mono-: as depicted in figs. 1 and 2, wet sludge incineration stove, comprises frame 1, described frame 1 tilts tubular body of heater 2 is installed, in the present embodiment, described tubular body of heater 2 tilts to install and refers to and be inclined relative to horizontal installation, and the angle that tilts to install determines according to the characteristic of mud and composition; Certainly, the angular adjustment apparatus of hydraulic pressure or machinery also can be installed in described frame 1, so that described tubular body of heater 2 has best angle of inclination for the mud of heterogeneity or humidity, guarantee that the present embodiment is in best duty.

Riding wheel apparatus 3 and body of heater rotating driving device 4 are installed between described tubular body of heater 2 and described frame 1.Described riding wheel apparatus 3 comprises and is arranged in described frame 1 and at least two pair support rollers 31 corresponding with described tubular body of heater 2, and described tubular body of heater 2 outer surfaces are installed with the annular holder rail 32 corresponding with described support roller 31.When described tubular body of heater 2 weight are when larger, in described frame 1, can set up at least one pair of top wheel 33, described top wheel 33 is resisted against described annular holder rail 32 sides, safe and reliable to guarantee described tubular body of heater 2.Described body of heater rotating driving device 4 comprises the motor 41 being fixedly mounted in described frame 1, described motor 41 power are connected with gearbox 42, the clutch end of described gearbox 42 is provided with driving gear 43, is installed with the gear ring 44 with described driving gear 43 engagements on described tubular body of heater 2.

Described tubular body of heater 2 comprises outer cylinder body 21, the interior fixed cover of described outer cylinder body 21 is equipped with inner barrel 22, between described outer cylinder body 21 and described inner barrel 22, be provided with exhaust gases passes 23, the two ends of described inner barrel 22 are shorter than the two ends of described outer cylinder body 21 respectively, make the lower end inner chamber of described outer cylinder body 21 form cinder catcher 24, make the upper end inner chamber of described outer cylinder body 21 form the passage that is communicated with exhaust gases passes 23 and described inner barrel 22 inner chambers.On described inner barrel 22 inwalls, be installed with copy plate 25, mud granule is taken up and trickled down, improve dry efficiency.

In described frame 1, be installed with the fume extractor 5 coordinating with described tubular body of heater 2 upper ends, between described fume extractor 5 and described tubular body of heater 2, be provided with upper sealing device 6, in the present embodiment, described upper sealing device 6 is stuffing seal, stuffing seal is hermetically-sealed construction conventional under hot conditions, and at this, it is no longer repeated.In described frame 1, be installed with the air-intake device 7 coordinating with described tubular body of heater 2 lower ends, between described air-intake device 7 and described tubular body of heater 2, be provided with lower sealing device 8, in the present embodiment, described lower sealing device 8 also adopts stuffing seal.

The sidewall of described outer cylinder body 21 lower ends is provided with ash exhauster 26; In the present embodiment, described ash exhauster 26 comprises openable ash-draining gate, described ash-draining gate when normal work in closed condition; Ashes when described tubular body of heater 2 lower ends reach after certain storage, can manually open described ash-draining gate, and ashes are discharged; Certainly, also can adopt automation structure automatically to open described ash-draining gate.

In described frame 1, be installed with mud granulizing conveying worm 9, it is outside that the feed end of described mud granulizing conveying worm 9 is positioned at described tubular body of heater 2 lower ends, the discharge end of described mud granulizing conveying worm 9 stretches to described tubular body of heater 2 inner and upper, described mud granulizing conveying worm 9 upper ends are provided with steam discharger 95, and the discharging opening place of described mud granulizing conveying worm 9 is provided with granulation discharge opening 96; Between the inwall of described tubular body of heater 2 lower ends and described mud granulizing conveying worm 9 outer surfaces, be provided with burner hearth 27, the upper end of described mud granulizing conveying worm 9 is fixedly connected with described fume extractor 5.

Described mud granulizing conveying worm 9 comprises tubular conveyer housing 91, is provided with and carries flood dragon 92 in described conveyer housing 91, and what the present embodiment adopted is shaftless flood dragon.The outer end of described conveyer housing 91 is provided with charging motor 93 and charging gearbox 94, and the clutch end of described charging gearbox 94 connects the conveying flood dragon 92 that is positioned at described conveyer housing 91; The top closure of described conveyer housing 91, described conveyer housing 91 top sidewalls are provided with described granulation discharge opening 96, and described steam discharger 95 is for being arranged on steam venthole or the steam gas outlet on described conveyer housing 91 top sidewalls.Mud enters after described mud granulizing conveying worm 9, along with carrying the constantly motion obliquely upward of rotation of flood dragon 92, heat constantly heats mud by described conveyer housing 91, and moisture becomes steam and enters in described tubular body of heater 2 from steam venthole or the steam gas outlet of described conveyer housing 91 tops; Mud is constantly concentrated when the interior motion of described conveyer housing 91, and when mud moves to described granulation discharge opening 96 place, semiarid mud is extruded by shaftless flood dragon and become cylindrical particle shape, falls into described tubular body of heater 2 interior further dry.

Because the composition of mud is different, the present embodiment is also provided with auxiliary material and adds auger conveyor 10, and the auxiliary material of interpolation can be auxiliary fuel such as coal dust, high heating value rubbish etc., and the auxiliary material of interpolation can be also the pulverized limestone that reduces sulfur dioxide (SO2) emissions.The auxiliary material of the present embodiment adds auger conveyor 10 with respect to described frame 1 fixed installation, the feed end that described auxiliary material adds auger conveyor 10 is positioned at described tubular body of heater 2 outsides, upper ends, and the discharge end that described auxiliary material adds auger conveyor 10 stretches to described tubular body of heater 2 inner and upper.The present embodiment is to design for adding coal dust, the discharging opening that therefore described auxiliary material adds auger conveyor 10 is communicated with the upper end of described mud granulizing conveying worm 9 inner chambers, before described mud granulizing conveying worm 9 mud granulizings, auxiliary material is mixed with mud, make mud granule combustion reaction more thorough.Certainly, the discharging opening that described auxiliary material adds auger conveyor 10 can be located immediately in described inner barrel 22, and auxiliary material is directly added in described inner barrel 22, also can play combustion-supporting effect.The charging aperture that described auxiliary material adds auger conveyor 10 can connect airtight feed bin, also can be on feeding-passage mounted valve, prevent that the charging aperture that flue gas that sludge incineration produces adds auger conveyor 10 from described auxiliary material is excessive.

As shown in Figure 3, fume extractor described in the present embodiment 5 comprises the set chimney 51 being fixedly mounted in described frame 1, the lower ending opening of described set chimney 51 also stretches to the inner chamber of described tubular body of heater 2, the outer end sealing of described set chimney 51, and the blind end of described set chimney 51 is provided with smoke exhaust pipe 52.The smoke exhaust pipe 52 of the present embodiment connects air-introduced machine, makes described tubular body of heater 2 inner chambers produce negative pressure, to improve the efficiency of drying sludge, facilitates the collection of flue gas and steam.

As shown in Figure 4, described air-intake device 7 comprises and is fixedly mounted in described frame 1 and the cloth air duct 71 of closed at both ends, the lower end of described cloth air duct 71 is positioned at outside described tubular body of heater 2, the described cloth air duct 71 being positioned at outside described tubular body of heater 2 is provided with air intake joint 72, the upper end of described cloth air duct 71 stretches to the inner chamber of described tubular body of heater 2, in the present embodiment, described cloth air duct 71 is sleeved on described conveyer housing 91, make structure very compact, the position of the corresponding described burner hearth 27 of described cloth air duct 71 is provided with the wind distributing hole 271 being communicated with described burner hearth 27.For the air feed that makes to burn more even, described air-intake device 7 also comprises the swivel joint 73 being sleeved on described cloth air duct 71 outer walls, described cloth air duct 71 outer walls are provided with the air vent 731 being communicated with described swivel joint 73 inner chambers, described swivel joint 73 is connected with auxiliary blast pipe 732, and the outlet air end of described auxiliary blast pipe 732 passes described tubular body of heater 2 and is communicated with described burner hearth from outside.

The present embodiment is the anti-stove that burns, and by the described air intake joint 72 on described cloth air duct 71, is whole incinerator air feed, by the described smoke exhaust pipe 52 on described set chimney 51, carries out negative pressure suction, forms the air intake discharge flue of whole incinerator.Between described inner barrel 22 and described conveyer housing 91, the top of cavity is drying sludge cavity, is aided with the effect of copy plate 25 by the continuous rotation of inner barrel 22 again, and mud granule constantly rolls and sheds, and fully contacts with hot-air, and drying efficiency improves greatly.Between described inner barrel 22 and described conveyer housing 91, the bottom of cavity is that mud granule is piled up chamber and burner hearth 27; Cavity between described inner barrel 22 and described outer cylinder body 21 is exhaust gases passes 23.When described smoke exhaust pipe 52 carries out negative pressure suction, because mud granule is piled up the obstruct of chamber mud granule, the water vapour that the water vapour in described drying sludge cavity is discharged together with described mud granulizing conveying worm 9 enters described set chimney 51; Because the effect of negative pressure suction, flame in described burner hearth 27 and flue gas also overturn and enter into described exhaust gases passes 23 downwards, then by described exhaust gases passes 23, be also pooled to described set chimney 51, drying sludge and sludge incineration are non-interference like this, and most of heat that sludge incineration produces passes to mud granule by described inner barrel 22, make the fully dry and completing combustion of mud granule.

By the present embodiment lignin-sludge, can make sludge volume reduce to original percentage below ten, transportation and the landfill of sludge residue after convenient processing; Organic matter in mud is oxidized, makes mud become inorganic matter, and the pathogen in mud, parasitic ovum and virus are killed, and has reduced the pollution to environment; Meanwhile, the mud that calorific value is high can get utilization, and by the hot flue gas producing after burning, carries out heat exchange, obtains thermal energy in mud for industrial and agricultural production.

Embodiment bis-: as shown in Figure 5, wet sludge incineration stove, comprises frame 1, described frame 1 tilts tubular body of heater 2 is installed, in the present embodiment, described tubular body of heater 2 tilts to install and refers to and be inclined relative to horizontal installation, and the angle that tilts to install determines according to the characteristic of mud and composition; Certainly, the angular adjustment apparatus of hydraulic pressure or machinery also can be installed in described frame 1, so that described tubular body of heater 2 has best angle of inclination for the mud of heterogeneity or humidity, guarantee that the present embodiment is in best duty.

Riding wheel apparatus 3 and body of heater rotating driving device 4 are installed between described tubular body of heater 2 and described frame 1.Described riding wheel apparatus 3 comprises and is arranged in described frame 1 and at least two pair support rollers 31 corresponding with described tubular body of heater 2, and described tubular body of heater 2 outer surfaces are installed with the annular holder rail 32 corresponding with described support roller 31.When described tubular body of heater 2 weight are when larger, in described frame 1, can set up at least one pair of top wheel 33, described top wheel 33 is resisted against described annular holder rail 32 sides, safe and reliable to guarantee described tubular body of heater 2.Described body of heater rotating driving device 4 comprises the motor 41 being fixedly mounted in described frame 1, described motor 41 power are connected with gearbox 42, the clutch end of described gearbox 42 is provided with driving gear 43, is installed with the gear ring 44 with described driving gear 43 engagements on described tubular body of heater 2.

Described tubular body of heater 2 is individual layer body of heater, and the lower end inner chamber of described tubular body of heater 2 is cinder catcher 24, on described tubular body of heater 2 inwalls, is installed with copy plate 25, mud granule is taken up and trickled down, improves dry efficiency.

In described frame 1, be installed with the fume extractor 5 coordinating with described tubular body of heater 2 upper ends, between described fume extractor 5 and described tubular body of heater 2, be provided with upper sealing device 6, in the present embodiment, described upper sealing device 6 is stuffing seal, stuffing seal is hermetically-sealed construction conventional under hot conditions, and at this, it is no longer repeated.In described frame 1, be installed with the air-intake device 7 coordinating with described tubular body of heater 2 lower ends, between described air-intake device 7 and described tubular body of heater 2, be provided with lower sealing device 8, in the present embodiment, described lower sealing device 8 also adopts stuffing seal.

The sidewall of described tubular body of heater 2 lower ends is provided with ash exhauster 26; In the present embodiment, described ash exhauster 26 comprises openable ash-draining gate, described ash-draining gate when normal work in closed condition; Ashes when described tubular body of heater 2 lower ends reach after certain storage, can manually open described ash-draining gate, and ashes are discharged; Certainly, also can adopt automation structure automatically to open described ash-draining gate.

In described frame 1, be installed with mud granulizing conveying worm 9, it is outside that the feed end of described mud granulizing conveying worm 9 is positioned at described tubular body of heater 2 lower ends, the discharge end of described mud granulizing conveying worm 9 stretches to described tubular body of heater 2 inner and upper, described mud granulizing conveying worm 9 upper ends are provided with steam discharger 95, and the discharging opening place of described mud granulizing conveying worm 9 is provided with granulation discharge opening 96; Between the inwall of described tubular body of heater 2 lower ends and described mud granulizing conveying worm 9 outer surfaces, be provided with burner hearth 27, the upper end of described mud granulizing conveying worm 9 is fixedly connected with described fume extractor 5.

Described mud granulizing conveying worm 9 comprises tubular conveyer housing 91, is provided with and carries flood dragon 92 in described conveyer housing 91, and what the present embodiment adopted is shaftless flood dragon.The outer end of described conveyer housing 91 is provided with charging motor 93 and charging gearbox 94, and the clutch end of described charging gearbox 94 connects the conveying flood dragon 92 that is positioned at described conveyer housing 91; The top closure of described conveyer housing 91, described conveyer housing 91 top sidewalls are provided with described granulation discharge opening 96, and described steam discharger 95 is for being arranged on steam venthole or the steam gas outlet on described conveyer housing 91 top sidewalls.Mud enters after described mud granulizing conveying worm 9, along with carrying the constantly motion obliquely upward of rotation of flood dragon 92, heat constantly heats mud by described conveyer housing 91, and moisture becomes steam and enters in described tubular body of heater 2 from steam venthole or the steam gas outlet of described conveyer housing 91 tops; Mud is constantly concentrated when the interior motion of described conveyer housing 91, and when mud moves to described granulation discharge opening 96 place, semiarid mud is extruded by shaftless flood dragon and become cylindrical particle shape, falls into described tubular body of heater 2 interior further dry.

As shown in Figure 6, fume extractor described in the present embodiment 5 comprises the set chimney 51 being fixedly mounted in described frame 1, the lower ending opening of described set chimney 51 also stretches to the inner chamber of described tubular body of heater 2, the outer end sealing of described set chimney 51, and the blind end of described set chimney 51 is provided with smoke exhaust pipe 52.The smoke exhaust pipe 52 of the present embodiment connects air-introduced machine, makes described tubular body of heater 2 inner chambers produce negative pressure, to improve the efficiency of drying sludge, facilitates the collection of flue gas and steam.

As shown in Figure 7, described air-intake device 7 comprises and is fixedly mounted in described frame 1 and the cloth air duct 71 of closed at both ends, the lower end of described cloth air duct 71 is positioned at outside described tubular body of heater 2, the described cloth air duct 71 being positioned at outside described tubular body of heater 2 is provided with air intake joint 72, the upper end of described cloth air duct 71 stretches to the inner chamber of described tubular body of heater 2, in the present embodiment, described cloth air duct 71 is sleeved on described conveyer housing 91, make structure very compact, the position of the corresponding described burner hearth 27 of described cloth air duct 71 is provided with the wind distributing hole 271 being communicated with described burner hearth 27.For the air feed that makes to burn more even, described air-intake device 7 also comprises the swivel joint 73 being sleeved on described cloth air duct 71 outer walls, described cloth air duct 71 outer walls are provided with the air vent 731 being communicated with described swivel joint 73 inner chambers, described swivel joint 73 is connected with auxiliary blast pipe 732, and the outlet air end of described auxiliary blast pipe 732 passes described tubular body of heater 2 and is communicated with described burner hearth from outside.

The present embodiment, for just burning stove, is whole incinerator air feed by the described air intake joint 72 on described cloth air duct 71, by the described smoke exhaust pipe 52 on described set chimney 51, carries out negative pressure suction, forms the air intake discharge flue of whole incinerator.Between described tubular body of heater 2 and described conveyer housing 91, the top of cavity is drying sludge cavity, by the continuous rotation of described tubular body of heater 2, be aided with again the effect of copy plate 25, mud granule constantly rolls and sheds, and fully contacts with hot-air, and drying efficiency improves greatly.Between described tubular body of heater 2 and described conveyer housing 91, the bottom of cavity is that mud granule is piled up chamber and burner hearth 27.When described smoke exhaust pipe 52 carries out negative pressure suction, together with the water vapour that flame in described burner hearth 27 and water vapour in flue gas, described drying sludge cavity are discharged with, described mud granulizing conveying worm 9, enter described set chimney 51, most of heat that sludge incineration produces is directly passed to mud granule, makes the fully dry also completing combustion of mud granule.

The present embodiment is simple in structure, and can incinerating combustion value high mud or add combustion-supporting auxiliary material before mud enters described mud granulizing conveying worm 9 has the essentially identical technique effect with embodiment mono-.

As mentioned above, describe particularly embodiments of the invention in the above, but the invention is not restricted to this.It should be appreciated by those skilled in the art, can carry out various modifications, combination, sub-portfolio or replacement according to designing requirement or other factors, and they are in the scope of claims and equivalent thereof.

Claims (15)

1. wet sludge incineration stove, comprises frame, it is characterized in that: described frame tilts tubular body of heater is installed, and riding wheel apparatus and body of heater rotating driving device are installed between described tubular body of heater and described frame; In described frame, be installed with the fume extractor coordinating with described tubular body of heater upper end, between described fume extractor and described tubular body of heater, be provided with upper sealing device; In described frame, be installed with the air-intake device coordinating with described tubular body of heater lower end, between described air-intake device and described tubular body of heater, be provided with lower sealing device; The sidewall of described tubular body of heater lower end is provided with ash exhauster; In described frame, be installed with mud granulizing conveying worm, it is outside that the feed end of described mud granulizing conveying worm is positioned at described tubular body of heater lower end, the discharge end of described mud granulizing conveying worm stretches to described tubular body of heater inner and upper, described mud granulizing conveying worm upper end is provided with steam discharger, and the discharging opening place of described mud granulizing conveying worm is provided with granulation discharge opening; Between the inwall of described tubular body of heater lower end and described mud granulizing conveying worm outer surface, be provided with burner hearth, the upper end of described mud granulizing conveying worm is fixedly connected with described fume extractor; In granulation discharge opening, mud granule out drops in tubular body of heater.
2. wet sludge incineration stove as claimed in claim 1, it is characterized in that: described tubular body of heater comprises outer cylinder body, in described outer cylinder body, fixed cover is equipped with inner barrel, between described outer cylinder body and described inner barrel, is provided with exhaust gases passes, and the two ends of described inner barrel are shorter than the two ends of described outer cylinder body respectively.
3. wet sludge incineration stove as claimed in claim 2, is characterized in that: on described inner barrel inwall, be installed with copy plate.
4. wet sludge incineration stove as claimed in claim 1, it is characterized in that: described mud granulizing conveying worm comprises tubular conveyer housing, in described conveyer housing, be provided with and carry flood dragon, the outer end of described conveyer housing is provided with charging motor and charging gearbox, and the clutch end of described charging gearbox connects the conveying flood dragon that is positioned at described conveyer housing; The top closure of described conveyer housing, described conveyer housing tip side wall is provided with described granulation discharge opening, and described steam discharger is steam venthole or the steam gas outlet being arranged on described conveyer housing upper side wall.
5. wet sludge incineration stove as claimed in claim 4, it is characterized in that: relatively described frame is also installed with auxiliary material and adds auger conveyor, the feed end that described auxiliary material adds auger conveyor is positioned at outside, described tubular body of heater upper end, and the discharge end that described auxiliary material adds auger conveyor stretches to described tubular body of heater inner and upper.
6. wet sludge incineration stove as claimed in claim 5, is characterized in that: the discharging opening that described auxiliary material adds auger conveyor is communicated with the upper end of described mud granulizing conveying worm inner chamber.
7. wet sludge incineration stove as claimed in claim 1, it is characterized in that: described fume extractor comprises the set chimney being fixedly mounted in described frame, the lower ending opening of described set chimney also stretches to the inner chamber of described tubular body of heater, the outer end sealing of described set chimney, the blind end of described set chimney is provided with smoke exhaust pipe.
8. wet sludge incineration stove as claimed in claim 7, is characterized in that: described upper sealing device is the stuffing seal being arranged between described set chimney and described tubular body of heater.
9. wet sludge incineration stove as claimed in claim 1, it is characterized in that: described air-intake device comprises and is fixedly mounted in described frame and the cloth air duct of closed at both ends, the lower end of described cloth air duct is positioned at outside described tubular body of heater, the described cloth air duct being positioned at outside described tubular body of heater is provided with air intake joint, the upper end of described cloth air duct stretches to the inner chamber of described tubular body of heater, and the position of the corresponding described burner hearth of described cloth air duct is provided with the wind distributing hole being communicated with described burner hearth.
10. wet sludge incineration stove as claimed in claim 9, is characterized in that: described lower sealing device is the stuffing seal being arranged between described cloth air duct and described tubular body of heater.
11. wet sludge incineration stoves as claimed in claim 10, it is characterized in that: described air-intake device also comprises the swivel joint being sleeved on described cloth air duct outer wall, described cloth air duct outer wall is provided with the air vent being communicated with described swivel joint inner chamber, described swivel joint is connected with auxiliary blast pipe, and the outlet air end of described auxiliary blast pipe passes described tubular body of heater and is communicated with described burner hearth from outside.
Wet sludge incineration stove as described in 12. claims as arbitrary in claim 1 to 11, it is characterized in that: described riding wheel apparatus comprises and be arranged in described frame and at least two pair support rollers corresponding with described tubular body of heater, described tubular body of heater outer surface is installed with the annular holder rail corresponding with described support roller.
13. wet sludge incineration stoves as claimed in claim 12, is characterized in that: described frame is provided with at least one pair of top wheel, and described top wheel is resisted against described annular holder trackside face.
Wet sludge incineration stove as described in 14. claims as arbitrary in claim 1 to 11, it is characterized in that: described body of heater rotating driving device comprises the motor being fixedly mounted in described frame, described motor power is connected with gearbox, the clutch end of described gearbox is provided with driving gear, is installed with the gear ring with described driving gear engagement on described tubular body of heater.
Wet sludge incineration stove as described in 15. claims as arbitrary in claim 1 to 11, is characterized in that: described ash exhauster comprises openable ash-draining gate.
CN201210408106.6A 2012-10-24 2012-10-24 Wet sewage sludge combustion furnace CN102889599B (en)

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CN107032578A (en) * 2016-02-03 2017-08-11 黎明兴技术顾问股份有限公司 Grume matter treating device
CN105972614B (en) * 2016-06-30 2018-09-07 安徽未名鼎和环保有限公司 A kind of sludge treatment equipment
CN105972613B (en) * 2016-06-30 2018-07-20 安徽未名鼎和环保有限公司 A kind of Treatment of Sludge burning facility
CN105906177B (en) * 2016-06-30 2019-04-05 安徽未名鼎和环保有限公司 A kind of sludge treatment device
CN105923979B (en) * 2016-06-30 2019-04-09 安徽未名鼎和环保有限公司 A kind of sludge high-efficient treatment device
CN105967492B (en) * 2016-06-30 2018-09-07 安徽未名鼎和环保有限公司 A kind of sludge treatment device
CN105923955B (en) * 2016-06-30 2019-04-09 安徽未名鼎和环保有限公司 It is a kind of efficiently to remove moisture type sludge treatment device
CN106516604B (en) * 2016-11-07 2018-10-26 浙江博世华环保科技有限公司 A kind of heating coil formula device for transporting objects

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CN201722267U (en) * 2010-03-01 2011-01-26 上海煜工环保科技有限公司 Moving stirring roller attached rotary grate type smoke pyrolysis sludge gasification incineration device
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JP2007075807A (en) * 2005-09-13 2007-03-29 Hiroyasu Debari Continuous recycling device for organic matter and wastewater treatment apparatus
CN201722267U (en) * 2010-03-01 2011-01-26 上海煜工环保科技有限公司 Moving stirring roller attached rotary grate type smoke pyrolysis sludge gasification incineration device
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Patentee before: Weifang Jinsida Environment Engineering Co., Ltd.