CN103789043B - A kind of biomass gasifying furnace ash discharge slag device - Google Patents
A kind of biomass gasifying furnace ash discharge slag device Download PDFInfo
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- CN103789043B CN103789043B CN201410016163.9A CN201410016163A CN103789043B CN 103789043 B CN103789043 B CN 103789043B CN 201410016163 A CN201410016163 A CN 201410016163A CN 103789043 B CN103789043 B CN 103789043B
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Abstract
The invention discloses a kind of biomass gasifying furnace ash discharge slag device, it comprises burner hearth (3) and feeding-passage (11), it is characterized in that, the surrounding of described burner hearth (3) bottom and feeding-passage (11) is provided with rotating disc type ash exhauster, described rotating disc type ash exhauster comprises ash discharge dish (9) and rotating disk, be provided with in rotating disk and scrape hawk (10), rotating disk is built in ash discharge dish (9) and is rotationally connected, ash discharge dish (9) top is provided with several ash-holes and is communicated with burner hearth (3) interior thorax by ash-hole, ash discharge dish (9) below is provided with ash discharging hole (20) and is connected with outer ash releasing tube (19) by ash discharging hole (20), ash discharge dish (9) side is provided with follow-up pulley and rotating disk is in transmission connection, follow-up pulley is connected with power wheel or power shaft.The present invention adopts rotating disc type ash exhauster to scrape lime-ash and ash discharge slag, after lime-ash enters ash discharge dish, by scraping hawk, boiler ash sediment is blown in outer ash releasing tube by ash discharging hole, then enters storage ash bin.Omnidistance closed, ash discharge slag better effects if.
Description
Technical field
The invention belongs to solid-fuelled domestic burners or stove, relating to a kind of ash discharge slag device for getting rid of the slag ash that fuel thermal decomposition produces, particularly a kind of biomass gasifying furnace ash discharge slag device.
Background technology
The terms of settlement that current biomass gasifying furnace fuel thermal decomposition produces slag is that periodic cleaning is safeguarded, and carbon discharges out of the furnace together with slag, has an impact to energy-saving index.Therefore the device needing a kind of automatic deslagging not arrange carbon solves this problem.For addressing this problem, the solution having Similar Problems is no lack of in prior art, as " biomass gasifying furnace closed slag-discharging device and biomass gasification reaction system " application number 201010528106.0 and " a kind of biomass gasifying furnace being convenient to scarfing cinder " application number 200820076540.8, the former utilizes the propulsive force of screw-blade stably to be discharged by the lime-ash fallen; Lime-ash on the latter's fire grate is reliably conducted oneself with dignity along fire bars downslide and is fallen under fire grate voluntarily, and the lime-ash that can not certainly fall, by means of the whereabouts that pumps of moving grate, removes the gred effective.But due to the difference of its chamber structure and fuel-feed mode and combustion system, therefore, be difficult to be generalized to fuel-feed mode be from bottom to up, combustion system is in biomass gasifying furnace from top to bottom.
Be directed to this, the present invention is devoted to solve biomass gasifying furnace ash discharge slag problem always, slag discharging device as related in " a kind of roasting kiln of Full automatic feed and burner hearth fuel charging device " CN201110072163.7 and " a kind of furnace head of biomass burning furnace " application number 201220030705.4 is mostly like this, particularly " a kind of biomass gasifying furnace Slagoff method and device " CN201310301772.4, ash fines end and slag can be allowed to enter annular passage by large sieve aperture and little sieve aperture by the vibration of vibratory screening apparatus, by tangential direction air blast, discharge from slag-drip opening, save complicated deslagging mechanism.Although these innovation and creation solve part ash discharge slag problem, its technology also needs further Improvement and perfection, and as can be seen here, prior art is also difficult to the actual needs meeting people.
Summary of the invention
The object of the invention is to provide a kind of biomass gasifying furnace ash discharge slag device further, by adopting rotating disc type ash exhauster to scrape lime-ash and ash discharge slag, with solve fuel-feed mode be from bottom to up, combustion system is biomass gasifying furnace ash discharge slag problem from top to bottom.
The object of the invention technical scheme:
A kind of biomass gasifying furnace ash discharge slag device, it comprises burner hearth and feeding-passage, the surrounding of described burner hearth bottom and feeding-passage is provided with rotating disc type ash exhauster, described rotating disc type ash exhauster comprises ash discharge dish and rotating disk, be provided with in rotating disk and scrape hawk, rotating disk is built in ash discharge dish and is rotationally connected, be provided with several ash-holes above ash discharge dish and be communicated with thorax in burner hearth by ash-hole, be provided with ash discharging hole below ash discharge dish and be connected with outer ash releasing tube by ash discharging hole, ash discharge dish side is provided with follow-up pulley and rotating disk is in transmission connection, and follow-up pulley is connected with power wheel or power shaft.
Preferred:
Vibratory screening apparatus is provided with in burner hearth above described rotating disc type ash exhauster.
Described rotating disk is provided with exterior ring cap and inner ring sleeve, and exterior ring cap is connected by some spokes with inner ring sleeve, described rung sections or be all set to and scrape hawk, and described exterior ring cap is connected with follow-up pulley, and inner ring sleeve is connected with the outer wall running fit of feeding-passage or is rotationally connected.Further preferably: described exterior ring cap is be provided with toothed disc outside toothed disc or exterior ring cap, and follow-up pulley is pinion(gear), and toothed disc is connected with pinion(gear) gear, and pinion(gear) is arranged on side in ash discharge dish dish, and the output shaft that pinion(gear) passes through electric motor is externally connected with electric motor.
Be provided with ash discharge valve 13 in described outer ash releasing tube 19, the outlet of outer ash releasing tube 19 is connected with storage ash bin 12.
Described ash discharge dish 9 is built in burner hearth 3 inner bottom part, the ash discharge plate composition ash discharge dish 9 that burner hearth 3 inner bottom surface and top are provided with, ash discharge plate is evenly provided with several ash-holes, burner hearth 3 inner bottom part one side opening, be connected with follow-up pulley outer cover, follow-up pulley is built in follow-up pulley outer cover.
Or described ash discharge dish 9 position is at burner hearth 3 inner bottom part, burner hearth 3 inner bottom part is provided with annular passage 16, annular bottom plate and burner hearth 3 inner bottom surface of annular passage 16 form ash discharge dish 9, burner hearth 3 inner bottom part one side opening below annular bottom plate, be connected with follow-up pulley outer cover, follow-up pulley is built in follow-up pulley outer cover, and the structure of ash-hole is designed to ash releasing tube 5, be provided with interior ash releasing tube 5 between the annular bottom plate of annular passage 16 and annular panel, be communicated with by interior ash releasing tube 5 between ash discharge dish 9 with thorax in burner hearth 3.Further preferably: burner hearth 3 inwall above described annular passage 16 is provided with vibratory screening apparatus 21, and vibratory screening apparatus 21 is connected with vibrator 17 by vibratory screening apparatus handle 18.The annular panel of described annular passage 16 is provided with airduct 22, and airduct 22 is divided into height two kinds, and height two kinds of airducts are evenly staggered, and one end of airduct 22 is connected with annular passage 16 by the annular panel of annular passage 16, and it is inner that the other end stretches into burner hearth 3.
The present invention adopts rotating disc type ash exhauster to scrape lime-ash and ash discharge slag, after lime-ash enters ash discharge dish, by scraping hawk, boiler ash sediment is blown in outer ash releasing tube by ash discharging hole, then enters storage ash bin.In this ash discharge slag device, due to longer airduct through vibratory screening apparatus and with vibration sieve aperture around form gap, add lime-ash and produce at fuel bottom near airduct peripheral location, so lime-ash enters in ash discharge dish easily via the effect of self gravitation and vibratory screening apparatus.In ash discharge dish, lime-ash is discharged by machinery and self gravitation effect, ash discharge dish and air duct sealing, and ash discharge slag process, can the burning of ash discharge slag limit, limit on the no impact of burning air quantity.Utilization is scraped hawk and is forced ash discharge slag, and omnidistance closed, ash discharge slag better effects if, does not affect burning again.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the ash discharge turntable structure schematic diagram in the present invention.
Fig. 3 is the ash discharging hole structural representation in the present invention.
In figure: gas outlet 1, lighter for ignition 2, burner hearth 3, vibration sieve aperture 4, interior ash releasing tube 5, pinion(gear) 6, electric motor 7, toothed disc 8, ash discharge dish 9, scrapes hawk 10, feeding-passage 11, storage ash bin 12, ash discharge valve 13, air intake valve 14, blast pipe 15, annular passage 16, vibrator 17, vibratory screening apparatus handle 18, outer ash releasing tube 19, ash discharging hole 20, vibratory screening apparatus 21, airduct 22.
Embodiment
The present invention specifically can be implemented by the technical scheme in summary of the invention, and by the following examples can the invention will be further described, but scope of the present invention is not limited to following embodiment.
Embodiment 1:
In figure, ash discharge dish 9 position of the present embodiment is at burner hearth 3 inner bottom part, and burner hearth 3 inner bottom part is provided with annular passage 16, and annular bottom plate and burner hearth 3 inner bottom surface of annular passage 16 form ash discharge dish 9.Burner hearth 3 inwall above described annular passage 16 is provided with vibratory screening apparatus 21.
Gas outlet 1 is arranged on burner hearth 3 top, lighter for ignition 2 is connected with burner hearth 3, interior ash releasing tube 5 two ends are connected to the annular bottom plate of annular passage 16 and annular panel, the interior thorax of burner hearth 3 and ash discharge dish 9 are interpenetrated, annular bottom plate and burner hearth 3 inner bottom surface of annular passage 16 form ash discharge dish 9 ash discharge position, burner hearth 3 inner bottom part one side opening below annular bottom plate, be connected with gear outer cover, pinion(gear) 6 is built in gear outer cover, the output shaft that pinion(gear) 6 is arranged on electric motor 7 is connected with toothed disc 8, electric motor 7 is connected with ash discharge dish 9 base plate, feeding-passage 11 is connected with ash discharge dish 9 and annular passage 16 respectively and stretches into bottom burner hearth 3, on the base plate of ash discharge dish 9, radial direction opens a microscler ash discharging hole 20, with ash discharging hole 20 on outer ash releasing tube 19, lower with ash discharge valve 13 with store ash bin 12 and be connected, blast pipe 15 is connected with air intake valve 14 and annular passage 16 respectively, vibratory screening apparatus handle 18 one end is connected with vibrator 17, the other end passes furnace wall and is connected with vibratory screening apparatus 21, airduct 22 is divided into height two kinds, height two kinds of airducts are evenly staggered, one end of airduct 22 is connected with annular passage 16 by the annular panel of annular passage 16, it is inner that the other end stretches into burner hearth 3.
Described rotating disk is provided with exterior ring cap toothed disc 8 and inner ring sleeve, and toothed disc 8 is connected by some spokes with inner ring sleeve, and spoke doubles as to be scraped hawk 10 and use, and described toothed disc 8 is connected with pinion(gear) 6, and inner ring sleeve is connected with the outer wall running fit of feeding-passage 11.
During use, fuel enters burner hearth 3 from feeding-passage 11, and when fuel reaches certain capacity, air intake valve 14 is opened, and ash discharge valve 13 is closed, and electric motor 7 cuts out, and vibrator 17 cuts out; By blast pipe 15, annular passage 16 and the air blast of airduct 22 pairs of burner hearths 3, lighter for ignition 2 pairs of fuel ignitions; Airduct 22 is divided into height two kinds, is uniformly distributed each other, higher stretches to burner hearth through vibratory screening apparatus, shorter below vibratory screening apparatus, make to enter the wind of burner hearth evenly, the slag distribution produced during burning more disperses, and is conducive to deslagging.When vapourizing furnace enters normal operating conditions, close lighter for ignition 2, at this moment vapourizing furnace is in normal and continuous operation state.During vapourizing furnace work for some time, burner hearth 3 fuel bottom can produce a certain amount of boiler ash sediment, can affect the normal work of vapourizing furnace, so, need to vapourizing furnace timing ash discharge slag.During ash discharge slag, Vibration on Start-up device 17 and electric motor 7, open ash discharge valve 13, under the effect of slag self gravitation, slag enters bottom vibratory screening apparatus 21 by vibration sieve aperture 4, entering ash discharge dish 9 by interior ash releasing tube 5 again, by scraping hawk 10, boiler ash sediment being blown in outer ash releasing tube 19 by ash discharging hole 20, boiler ash sediment enters storage ash bin 12 by outer ash releasing tube 19.Start by set date vibrator 17 and electric motor 7 so repeatedly, can make vapourizing furnace keep normal operating conditions.When closing fire, close ash discharge valve 13 and air intake valve 14.
Claims (5)
1. a biomass gasifying furnace ash discharge slag device, it comprises burner hearth (3) and feeding-passage (11), it is characterized in that, the surrounding of described burner hearth (3) bottom and feeding-passage (11) is provided with rotating disc type ash exhauster, described rotating disc type ash exhauster comprises ash discharge dish (9) and rotating disk, be provided with in rotating disk and scrape hawk (10), rotating disk is built in ash discharge dish (9) and is rotationally connected, ash discharge dish (9) top is provided with several ash-holes and is communicated with burner hearth (3) interior thorax by ash-hole, ash discharge dish (9) below is provided with ash discharging hole (20) and is connected with outer ash releasing tube (19) by ash discharging hole (20), ash discharge dish (9) side is provided with follow-up pulley and rotating disk is in transmission connection, follow-up pulley is connected with power wheel or power shaft,
Described rotating disk is provided with exterior ring cap and inner ring sleeve, exterior ring cap is connected by some spokes with inner ring sleeve, described rung sections or be all set to and scrape hawk (10), described exterior ring cap is connected with follow-up pulley, and inner ring sleeve is connected with the outer wall running fit of feeding-passage (11) or is rotationally connected.
2. a kind of biomass gasifying furnace ash discharge slag device according to claim 1, is characterized in that, be provided with vibratory screening apparatus (21) in the burner hearth (3) above described rotating disc type ash exhauster.
3. a kind of biomass gasifying furnace ash discharge slag device according to claim 1, it is characterized in that, described exterior ring cap is be provided with toothed disc (8) outside toothed disc (8) or exterior ring cap, follow-up pulley is pinion(gear) (6), toothed disc (8) is connected with pinion(gear) (6) gear, pinion(gear) (6) is arranged on side in ash discharge dish (9) dish, and pinion(gear) (6) is externally connected with electric motor (7) by the output shaft of electric motor (7).
4. a kind of biomass gasifying furnace ash discharge slag device according to claim 1, is characterized in that, be provided with ash discharge valve (13) in described outer ash releasing tube (19), and the outlet of outer ash releasing tube (19) is connected with storage ash bin (12).
5. a kind of biomass gasifying furnace ash discharge slag device according to claim 1, it is characterized in that, described ash discharge dish (9) is built in burner hearth (3) inner bottom part, ash discharge plate composition ash discharge dish (9) that burner hearth (3) inner bottom surface and top are provided with, ash discharge plate is evenly provided with several ash-holes, burner hearth (3) inner bottom part one side opening, be connected with follow-up pulley outer cover, follow-up pulley is built in follow-up pulley outer cover.
6. a kind of biomass gasifying furnace ash discharge slag device according to claim 1, it is characterized in that, described ash discharge dish (9) position is at burner hearth (3) inner bottom part, burner hearth (3) inner bottom part is provided with annular passage (16), annular bottom plate and burner hearth (3) inner bottom surface of annular passage (16) form ash discharge dish (9), burner hearth (3) inner bottom part one side opening below annular bottom plate, be connected with follow-up pulley outer cover, follow-up pulley is built in follow-up pulley outer cover, the structure of ash-hole is designed to ash releasing tube (5), interior ash releasing tube (5) is provided with between the annular bottom plate of annular passage (16) and annular panel, be communicated with by interior ash releasing tube (5) between ash discharge dish (9) with burner hearth (3) interior thorax.
7. a kind of biomass gasifying furnace ash discharge slag device according to claim 6, it is characterized in that, burner hearth (3) inwall of described annular passage (16) top is provided with vibratory screening apparatus (21), and vibratory screening apparatus (21) is connected with vibrator (17) by vibratory screening apparatus handle (18).
8. a kind of biomass gasifying furnace ash discharge slag device according to claim 6, it is characterized in that, the annular panel of described annular passage (16) is provided with airduct (22), airduct (22) is divided into height two kinds, height two kinds of airducts are evenly staggered, one end of airduct (22) is connected with annular passage (16) by the annular panel of annular passage (16), and it is inner that the other end stretches into burner hearth (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410016163.9A CN103789043B (en) | 2014-01-15 | 2014-01-15 | A kind of biomass gasifying furnace ash discharge slag device |
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| CN201410016163.9A CN103789043B (en) | 2014-01-15 | 2014-01-15 | A kind of biomass gasifying furnace ash discharge slag device |
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| CN103789043A CN103789043A (en) | 2014-05-14 |
| CN103789043B true CN103789043B (en) | 2015-10-28 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104482564B (en) * | 2014-12-28 | 2017-03-29 | 抚州孙氏兄弟实业有限公司 | A kind of biomass gasifying furnace for being conducive to uniform air intake and ash discharge slag |
| CN111253981B (en) * | 2020-03-02 | 2021-05-21 | 刘跃伟 | Grate system of biomass gasification furnace |
Citations (7)
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|---|---|---|---|---|
| GB398251A (en) * | 1932-07-14 | 1933-09-14 | George Herbert Bentley | Improvements in means for discharging ashes from gas producers |
| CN2301671Y (en) * | 1997-07-04 | 1998-12-23 | 高永成 | Three-return rotary disc grate and rotary disc clinker removing vertical boiler |
| CN101354145A (en) * | 2008-08-21 | 2009-01-28 | 张伟星 | Gasification combustion furnace |
| CN102071070A (en) * | 2011-01-17 | 2011-05-25 | 慕乃道 | Internal transmission furnace bottom assembly with large gear ring |
| CN202430182U (en) * | 2012-01-12 | 2012-09-12 | 无锡湖光工业炉有限公司 | Ashtray mechanism of biomass gasification furnace |
| CN103436291A (en) * | 2013-08-09 | 2013-12-11 | 张冰娃 | Biomass reacting furnace |
| CN203683484U (en) * | 2014-01-15 | 2014-07-02 | 孙吉章 | Ash discharging device of biomass gasifier |
-
2014
- 2014-01-15 CN CN201410016163.9A patent/CN103789043B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB398251A (en) * | 1932-07-14 | 1933-09-14 | George Herbert Bentley | Improvements in means for discharging ashes from gas producers |
| CN2301671Y (en) * | 1997-07-04 | 1998-12-23 | 高永成 | Three-return rotary disc grate and rotary disc clinker removing vertical boiler |
| CN101354145A (en) * | 2008-08-21 | 2009-01-28 | 张伟星 | Gasification combustion furnace |
| CN102071070A (en) * | 2011-01-17 | 2011-05-25 | 慕乃道 | Internal transmission furnace bottom assembly with large gear ring |
| CN202430182U (en) * | 2012-01-12 | 2012-09-12 | 无锡湖光工业炉有限公司 | Ashtray mechanism of biomass gasification furnace |
| CN103436291A (en) * | 2013-08-09 | 2013-12-11 | 张冰娃 | Biomass reacting furnace |
| CN203683484U (en) * | 2014-01-15 | 2014-07-02 | 孙吉章 | Ash discharging device of biomass gasifier |
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Owner name: FUZHOU SUNSHI XIONGDI INDUSTRIAL CO.,LTD. Free format text: FORMER OWNER: SUN JIZHANG Effective date: 20150618 |
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Effective date of registration: 20150618 Address after: 344000 Jiangxi Province, Fuzhou City Economic Development Zone in kinest Ling Da Dao Fuzhou sunshi brothers Industrial Co. Ltd. Applicant after: Fuzhou Sunshi Xiongdi Industrial Co.,Ltd. Address before: 344000 Jiangxi Province Economic Development Zone Fuzhou City Jinchao Avenue in the middle of Fuzhou Zhong Ling sun brothers Industrial Co. Ltd. Applicant before: Sun Jizhang |
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