CN204494416U - Circulating fluid bed garbage furnace drum-type charging gear - Google Patents
Circulating fluid bed garbage furnace drum-type charging gear Download PDFInfo
- Publication number
- CN204494416U CN204494416U CN201520038960.7U CN201520038960U CN204494416U CN 204494416 U CN204494416 U CN 204494416U CN 201520038960 U CN201520038960 U CN 201520038960U CN 204494416 U CN204494416 U CN 204494416U
- Authority
- CN
- China
- Prior art keywords
- feeding roller
- batcher
- fluid bed
- circulating fluid
- stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model relates to incineration treatment of garbage field.A kind of circulating fluid bed garbage furnace drum-type charging gear, comprise the one-level batcher and secondary batcher that are docking together by dipleg, one-level batcher is positioned at above secondary batcher, secondary batcher comprises support roller, feeding roller and the driving mechanism driving feeding roller to rotate, feeding roller is supported on support roller in the mode of circumferential contact, the feed end of feeding roller links together with dipleg rotary seal, some spiral stators are provided with in feeding roller, the radial outer end of spiral stator is fixed together with the inner peripheral surface of feeding roller, the radial inner end of spiral stator surrounds charging space.The utility model has can make the packing of the rubbish advantage that recruitment is little, rubbish can enter incinerator with loose condition (of surface) along with the increase of charging distance, produces and harden phenomenon and cause the problem insufficient, vent gas treatment cost is high of burning when solving existing charging gear feeding.
Description
Technical field
The utility model relates to incineration treatment of garbage field, particularly relates to a kind of circulating fluid bed garbage furnace drum-type charging gear.
Background technology
The charging gear of initial circulating fluid bed garbage furnace is negative pressure feeding method, namely control furnace pressure or improve material inlet absolute altitude, the region making rubbish enter burner hearth is negative pressure region, to avoid producing fire in burner hearth high-temperature flue gas anti-channeling to charging gear and leaking and contaminated environment.There is the version such as single-stage feeding manner and the two-stage feeding manner being carried out charging by deuterostrophies charger of being carried out charging by one-level feed screw.China Patent No. be 2007201819504, authorized announcement date be August 20 in 2008 day, be called the feed arrangement disclosing a kind of two-stage feeding manner in the patent document of " a kind of two-stage screw biomass solid particle conveying device ".Above feed arrangement has the following disadvantages: because of feed fluctuation or furnace pressure fluctuation, flue gas anti-channeling phenomenon can occur; The position that rubbish is thrown into burner hearth rubbish can change in company with the velocity of rotation of batcher, causes rubbish stably can not be transported to the central area of burner hearth, adequacy when impact is burnt and efficiency, exacerbates the fluctuation of furnace pressure.In order to overcome the above-mentioned deficiency of existing feed arrangement, China Patent No. be 2012205908688, authorized announcement date be July 3 in 2013 day, be called in the patent document of " circulating fluid bed garbage furnace charging gear " to disclose and a kind of undertaken sealing to prevent material fluctuation or furnace pressure fluctuation from flue gas anti-channeling phenomenon occurring by material envelope.Although existing secondary feed arrangement solves flue gas anti-channeling phenomenon, but in the process of spiral charging, the packing of rubbish can increase along with the increase of charging distance, therefore make the rubbish entered in incinerator to produce to harden phenomenon and make can not Thorough combustion, burn insufficient, a large amount of dense smoke being rich in carbon monoxide can be produced, the generation of dense smoke can cause vent gas treatment cost to increase.
Utility model content
The packing rubbish that makes that recruitment is little along with the increase of charging distance that the utility model provides a kind of rubbish can enter the circulating fluid bed garbage furnace drum-type charging gear of incinerator with loose condition (of surface), produce and harden phenomenon and cause the problem insufficient, vent gas treatment cost is high of burning when solving existing charging gear feeding.
Above technical problem is solved by following technical proposal: a kind of circulating fluid bed garbage furnace drum-type charging gear, comprise one-level batcher and secondary batcher, described one-level batcher is positioned at above secondary batcher, described one-level batcher discharging opening and the import of secondary batcher are docking together by dipleg, described secondary batcher comprises support roller, feeding roller and the driving mechanism driving feeding roller to rotate, described feeding roller is supported on described support roller in the mode of circumferential contact, the feed end of described feeding roller links together with described dipleg rotary seal, some spiral stators are provided with in described feeding roller, the radial outer end of described spiral stator is fixed together with the inner peripheral surface of described feeding roller, the radial inner end of described spiral stator surrounds charging space.During use, the port of export of feeding roller is docking together with the charging aperture of incinerator, rubbish enters after dipleg through one-level batcher in dipleg, forms material envelope, then delivers in incinerator through secondary batcher and burns.This version of secondary batcher, the power of conveying garbage that spiral stator produces be draw to discharge end (and the power that traditional screw(-type) feeder produces is that phase discharge end pushes away), be not easy to cause rubbish to extrude when therefore driving rubbish reach and lump, make to enter the rubbish of incinerator loosely, rubbish is loose, can full and uniformly scatter when entering burner hearth, make sufficient combustion, the flue gas that sufficient combustion then produces is few, and fume treatment cost is low at least for flue gas.Or the rolling of feeding roller can be undertaken by actuating units such as motors, and Direct driver drives support wheel rolling by actuating unit, support wheel goes to drive feeding roller to roll again.
As preferably, described spiral stator is provided with some earth pressure release breach of the circumference through spiral stator along feeding roller, and described spiral stator is divided into some stator fragments by described earth pressure release breach.Can prevent from further in fill process, producing rubbish caking phenomenon.
As preferably, described earth pressure release breach is " V " font.Releasing effect is good, can more effectively prevent rubbish from producing caking phenomenon.
As preferably, between two stator fragments adjacent in the described stator fragment on same head spiral stator, one be fan-shaped, another is abnormity.When rubbish can be made to move ahead, the direction of the power that suffered extruding is hardened changes, thus plays the effect preventing rubbish from producing caking phenomenon.
As preferably, described spiral stator has two at least, and the described earth pressure release breach on adjacent spiral stator staggers along the circumference of feeding roller.Can prevent rubbish from producing residual in feeding roller and causing charging resistance to increase, charging resistance does not increase, and patency during charging is good and be not easy generation and harden phenomenon.
As preferably, described spiral stator is gradient pitch structure, and the pitch of described spiral stator becomes large from the feed end of described feeding roller gradually to discharge end.The effect preventing rubbish from producing the phenomenon that hardens can be improved.
The utility model also comprises the thrust wheel stoping described feeding roller to produce axial float.Can prevent feeding roller from producing axial float, thus feeding roller can be made can to keep sealing reliably with the equipment be connected for a long time.
As preferably, the face, outside of described feeding roller is provided with the outstanding ring raceway extended with the circumference along feeding roller of feeding roller outer surface, described support roller is supported in described raceway, described thrust wheel has a pair, and two the thrust wheels stated for a pair in thrust wheel are distributed in the axial two ends of described raceway.Easy to make.Cost of manufacture can be reduced.
As preferably, the discharge end of described feeding roller is to being connected to incinerator, and described incinerator is provided with exhanst gas outlet, and the port of export of described dipleg is provided with airduct import, and described airduct import is docking together with supplied flue gases outlet.Flue gas can either be made again to be back in incinerator and again to burn, to reduce fume treatment cost; Simultaneously the heat of flue gas can also be utilized to carry out drying to flowing through secondary batcher rubbish, reduce into stove rubbish moisture, achieve the recycling of tail gas heat quantity.
The utility model has following advantage: the rubbish entering incinerator is not easy to produce caking phenomenon, can by the uniformity of garbage feeding, more abundant when making incineration firing, makes the exhaust gas volumn that produces during incineration firing few.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the close-up schematic view at the A place of Fig. 1.
Fig. 3 is the cross-sectional schematic of feeding roller.
In figure: one-level batcher 1, spiral flight blade 11, one-level batcher shell 12, one-level batcher drive motors 13, one-level batcher driving shaft 14, one-level batcher charging aperture 15, one-level batcher discharging opening 16, secondary batcher 2, pedestal 21, support roller 22, feeding roller 23, raceway 231, driving mechanism 24, motor 241, driving gear 242, external toothing 243, driving-chain 244, gearbox 245, spiral stator 25, earth pressure release breach 251, thrust wheel 26, feed hopper 3, dipleg 4, airduct import 41, partition door 5, expansion joint 51, material blanking tube 6, incinerator 7, coating type heating arrangements 8, casing 80, balance staff 81, wobble gear 82, forward drive gear 83, reverse drive gear 84, tumbler gear 85, power input shaft 86, fork 87, applicator head 871, fluid course 872, the madial wall 8721 of fluid course, drive motors 88, hanger bracket 9, connecting rod 9, decoupling rod 92, horizontal shock-absorbing bar 921, longitudinal decoupling rod 922, vertical decoupling rod 923, outer deformation guiding groove 924, interior deformation guiding groove 925, dividing plate 93, cavity 94, fill chamber 941, first fills chamber 9411, second fills chamber 9412, vacant chamber 942, pore 9421, elastic diaphragm 95, increase baffle-wall 96, rubbing hole 961.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
See Fig. 1, a kind of circulating fluid bed garbage furnace drum-type charging gear, comprises one-level batcher 1 and secondary batcher 2.One-level batcher 1 is positioned at the top of the axial left end of secondary batcher 2.
One-level batcher 1 is horizontally disposed with.One-level batcher 1 is for comprising spiral flight blade 11, one-level batcher shell 12 and one-level batcher drive motors 13.Spiral flight blade 11 has two.Two spiral flight blades 11 are located in the same horizontal plane and be arranged in parallel.Two spiral flight blades 11 distribute (that root spiral flight blade in the drawings because being positioned at rear has been blocked by the spiral flight blade in front, so can only see a spiral flight blade) along the longitudinal direction.Spiral flight blade 11 is positioned at one-level batcher shell 12.Each root spiral flight blade 11 is linked together by an one-level batcher driving shaft 14 same one-level batcher drive motors 13.Namely go to drive two one-level batcher stators 11 correspondingly by two one-level batcher drive motors 13.Spiral flight blade 11 is shaftless screw stator.The radially outward edge of spiral flight blade 11 forms one-level batcher stator blade 111.One-level batcher charging aperture 15 is provided with above the left end of one-level batcher shell 12.One-level batcher discharging opening 16 is provided with below the right-hand member of one-level batcher shell 12.One-level batcher drive motors 13 is frequency control motor.
One-level batcher charging aperture 15 is positioned at directly over the right-hand member of spiral flight blade 11.One-level batcher charging aperture 15 is to being connected to feed hopper 3.
Secondary batcher 2 comprises pedestal 21, support roller 22, feeding roller 23, driving mechanism 24, spiral stator 25 and thrust wheel 26.Support roller 22 is connected on pedestal 21.Support roller 22 has two groups.Two groups of support rollers 22 are along the axial distribution (left and right directions namely in figure) of feeding roller 23.One group of support roller 22 comprises at least two support rollers, and the support roller in same group of support roller 22 distributes along the circumference of feeding roller.The axis being parallel of feeding roller 23 and support roller 22.The axis of feeding roller 23 extends in left-right direction.The outer peripheral face of feeding roller 23 is provided with ring raceway 231.Raceway 231 protrudes from feeding roller 23 outer surface.Raceway 231 extends along the circumference of feeding roller 23.Raceway 231 has two.Feeding roller 23 is supported on support roller 22 in the mode of circumferential contact, is specially two groups of support roller 22 one_to_one corresponding and is supported in two raceways 231.One-level batcher discharging opening 16 and feeding roller 23 are docking together by dipleg 4.The upper end being specially dipleg 4 is fixed together with one-level batcher shell 11 by flange.The lower end of dipleg 4 links together with feeding roller 23 rotary seal.The port of export of dipleg 4 is provided with airduct import 41.The right-hand member of feeding roller 23 links together with partition door 5 rotary seal.Partition door 5 is docking together with material blanking tube 6 by expansion joint 51.Driving mechanism 24 comprises motor 241, driving gear 242, external toothing 243 and driving-chain 244.Motor 241 is fixed on pedestal 21.Driving gear 242 is linked together by the power output shaft of gearbox 245 with motor 241.External toothing 243 is sheathed and be fixed on the outer peripheral face of feeding roller 23.External toothing 243 and feeding roller 23 coaxial.Driving gear 242 and external toothing 243 are linked together by driving-chain 244.Spiral stator 25 has three.Spiral stator 25 and feeding roller 23 coaxial.The radial outer end of spiral stator 25 is fixed on the inner peripheral surface of feeding roller 23.The radial inner end of spiral stator 25 surrounds vacant charging space.Thrust wheel 26 has two groups.Two groups of thrusts wheel 26 is along the axial distribution of feeding roller 23.Thrust wheel 26 is arranged at pedestal 21.The axis of thrust wheel 26 is with the axes normal of feeding roller 23.
See Fig. 2, each group thrust wheel 2 has a pair thrust to take turns 26, and two thrust wheels in a pair thrust wheel 26 are distributed in the axial two ends of raceway 231 and the end face with raceway 231 is connected to together.
See Fig. 3, spiral stator 25 has two (the above conveying effect that then just can reach needs of two buckets, namely spiral stator is at least will be at least double-spiral structure).Spiral stator 25 is provided with some earth pressure release breach 251 of the circumference through spiral stator along feeding roller.Spiral stator 25 is divided into some stator fragments 252 by earth pressure release breach 251.Earth pressure release breach 251 is " V " font.Between two stator fragments adjacent in stator fragment on same head spiral stator, one be fan-shaped, another is abnormity (be namely provided with radially protruding structure).Earth pressure release breach on adjacent spiral stator staggers along the circumference of feeding roller 23.Spiral stator 25 is gradient pitch structure.The pitch of spiral stator 25 becomes large from the feed end of feeding roller 23 gradually to discharge end.
See Fig. 1, during use, material blanking tube 6 is docking together with the burner hearth of incinerator 7.Incinerator 7 is provided with exhanst gas outlet (not drawing in figure).Airduct import 41 is docking together with exhanst gas outlet by pipeline.
Rubbish enters in one-level batcher shell 12 through feed hopper 3, the driving of one-level batcher CD-ROM drive motor 13 is attached thereto the spiral flight blade 11 connect and rotates, and the rubbish entered in one-level batcher shell 12 enters into feeding roller 23 through dipleg 4 under the effect of spiral flight blade 11.Driving mechanism 24 drives feeding roller 23 to rotate on support roller 22, when feeding roller 23 rotates spiral stator 25 rotate together and secondary batcher CD-ROM drive motor 23 drive the secondary batcher spiral stator 21 be attached thereto to rotate, make rubbish through the tube sealing 6 that falls enter in the burner hearth of incinerator 7 burned fall.The flue gas that burning produces through airduct import 41 enter in feeding roller 23, drying is carried out to rubbish after be back to again incinerator 7 and again burnt.
The concrete transmission process of driving mechanism 24 is: motor 241 drives by gearbox 245 that driving gear 242 rotates, driving gear 242 drives external toothing 243 to rotate by driving-chain 244, thus feeding roller 23 is rotated.
When No Load Start (when not forming the state of material envelope in dipleg), by the feeding speed making the feeding speed of one-level batcher 1 be greater than secondary batcher 2, now rubbish produces and piles up and form the material envelope being positioned at material blanking tube 4 in dipleg 4; Keep the existence of material envelope by making the feeding speed of the feeding speed of one-level batcher 1 and secondary batcher 2 mate after material envelope is formed and maintain the height of setting.When flowing to the rubbish fracture of one-level screw(-type) feeder 1 through feed hopper 3, first the feeding speed reducing secondary batcher 2 keeps incinerator 7 to have rubbish to enter always and namely keeps fired state, considers that namely make have rubbish to exist in dipleg 4 has material envelope and then, when rubbish recovers to give one-level batcher 1 through feed hopper 3, first make to pile up rubbish in dipleg 4 and set up material envelope, then increase the feeding speed of secondary batcher 2 to normal delivery rate (specified burning amount when namely incinerator designs).When overhauling or blowing out needs the rubbish in batcher to walk sky, first maintaining secondary batcher 1 and running in normality, under the prerequisite keeping the envelope of the material in dipleg 4 height, first walk the rubbish in sky one-level batcher 1 and stop one-level batcher 1.When the rubbish forming material envelope progresses in secondary batcher 2, maintain the feeding speed that incinerator combustion chamber draft also reduces secondary batcher 2 gradually, until rubbish is walked sky and shuts down in batcher.
Claims (9)
1. a circulating fluid bed garbage furnace drum-type charging gear, comprise one-level batcher and secondary batcher, described one-level batcher is positioned at above secondary batcher, described one-level batcher discharging opening and the import of secondary batcher are docking together by dipleg, it is characterized in that, described secondary batcher comprises support roller, feeding roller and the driving mechanism driving feeding roller to rotate, described feeding roller is supported on described support roller in the mode of circumferential contact, the feed end of described feeding roller links together with described dipleg rotary seal, some spiral stators are provided with in described feeding roller, the radial outer end of described spiral stator is fixed together with the inner peripheral surface of described feeding roller, the radial inner end of described spiral stator surrounds charging space.
2. circulating fluid bed garbage furnace drum-type charging gear according to claim 1, it is characterized in that, described spiral stator is provided with some earth pressure release breach of the circumference through spiral stator along feeding roller, and described spiral stator is divided into some stator fragments by described earth pressure release breach.
3. circulating fluid bed garbage furnace drum-type charging gear according to claim 2, is characterized in that, described earth pressure release breach is " V " font.
4. the circulating fluid bed garbage furnace drum-type charging gear according to Claims 2 or 3, is characterized in that, between two stator fragments adjacent in the described stator fragment on same head spiral stator, one be fan-shaped, another for abnormity.
5. the circulating fluid bed garbage furnace drum-type charging gear according to Claims 2 or 3, is characterized in that, described spiral stator has two at least, and the described earth pressure release breach on adjacent spiral stator staggers along the circumference of feeding roller.
6. the circulating fluid bed garbage furnace drum-type charging gear according to claim 1 or 2 or 3, is characterized in that, described spiral stator is gradient pitch structure, and the pitch of described spiral stator becomes large from the feed end of described feeding roller gradually to discharge end.
7. the circulating fluid bed garbage furnace drum-type charging gear according to claim 1 or 2 or 3, is characterized in that, also comprises the thrust wheel stoping described feeding roller to produce axial float.
8. circulating fluid bed garbage furnace drum-type charging gear according to claim 7, it is characterized in that, the outer peripheral face of described feeding roller is provided with the ring raceway that the circumference along feeding roller that protrudes from feeding roller outer surface extends, described support roller is supported in described raceway, described thrust wheel has a pair, and two the thrust wheels stated for a pair in thrust wheel are distributed in the axial two ends of described raceway.
9. the circulating fluid bed garbage furnace drum-type charging gear according to claim 1 or 2 or 3, it is characterized in that, the discharge end of described feeding roller is to being connected to incinerator, described incinerator is provided with exhanst gas outlet, the port of export of described dipleg is provided with airduct import, and described airduct import is docking together with described exhanst gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520038960.7U CN204494416U (en) | 2015-01-21 | 2015-01-21 | Circulating fluid bed garbage furnace drum-type charging gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520038960.7U CN204494416U (en) | 2015-01-21 | 2015-01-21 | Circulating fluid bed garbage furnace drum-type charging gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204494416U true CN204494416U (en) | 2015-07-22 |
Family
ID=53573729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520038960.7U Active CN204494416U (en) | 2015-01-21 | 2015-01-21 | Circulating fluid bed garbage furnace drum-type charging gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204494416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676601A (en) * | 2015-01-21 | 2015-06-03 | 绿能（杭州）企业管理有限公司 | Drum type feeding device for garbage incinerator of circulating fluidized bed and feeding method |
-
2015
- 2015-01-21 CN CN201520038960.7U patent/CN204494416U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676601A (en) * | 2015-01-21 | 2015-06-03 | 绿能（杭州）企业管理有限公司 | Drum type feeding device for garbage incinerator of circulating fluidized bed and feeding method |
| CN104676601B (en) * | 2015-01-21 | 2017-05-03 | 绿能（杭州）企业管理有限公司 | Drum type feeding device for garbage incinerator of circulating fluidized bed and feeding method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101963356B (en) | Combustion system of vertical incinerator for household refuse suitable for power generation and control method thereof | |
| CN103115365B (en) | Circulating fluid bed garbage furnace charging gear and feeding method | |
| CN101514812B (en) | Biomass burner | |
| CN203907587U (en) | Semi-gasification biomass burning furnace | |
| CN209558348U (en) | A kind of large size pyrolytic gasification rotary incinerator | |
| CN105157036A (en) | Multi-functional high-speed incinerator | |
| CN217154175U (en) | Stepped pre-combustion furnace | |
| CN102305405B (en) | High-efficiency garbage incinerator | |
| CN105003908A (en) | Biomass particle fuel burning machine | |
| CN204494416U (en) | Circulating fluid bed garbage furnace drum-type charging gear | |
| CN104676601A (en) | Drum type feeding device for garbage incinerator of circulating fluidized bed and feeding method | |
| CN205102111U (en) | Biomass particle burner | |
| CN201228982Y (en) | Automatic coal feeding burner | |
| CN209325799U (en) | A kind of drum type screw blade grate | |
| CN207422192U (en) | Biomass particle burning machine | |
| CN105042604A (en) | Automatic decoking combustion chamber for combusting biomass fuel | |
| CN201245564Y (en) | Gypsum calciner | |
| CN202546734U (en) | Novel high-efficiency vaporizing combustion compounded fire grate device with slag crushing function | |
| CN201901656U (en) | Rotary continuous pyrolysis carbonization furnace with retaining ring, shoveling plate and inner heat pipe | |
| CN206875470U (en) | Feeding device and biomass boiler | |
| CN201722154U (en) | Novel multi-tube external heat type rotary furnace | |
| CN205208557U (en) | High -efficiency combustor | |
| CN204739773U (en) | Can improve hot -blast furnace of coal -fired utilization ratio | |
| CN208487781U (en) | Biological substance for combustion particle hot-blast stove secondary air system | |
| CN202902286U (en) | Rotating lifting plate type incinerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |