CN201203148Y - Biomass gasification stove convenient for removing slag - Google Patents
Biomass gasification stove convenient for removing slag Download PDFInfo
- Publication number
- CN201203148Y CN201203148Y CNU2008200765408U CN200820076540U CN201203148Y CN 201203148 Y CN201203148 Y CN 201203148Y CN U2008200765408 U CNU2008200765408 U CN U2008200765408U CN 200820076540 U CN200820076540 U CN 200820076540U CN 201203148 Y CN201203148 Y CN 201203148Y
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- Prior art keywords
- grate
- convenient
- fixed
- furnace
- fire
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- 239000002028 Biomass Substances 0.000 title claims abstract description 30
- 239000002893 slag Substances 0.000 title abstract description 14
- 238000002309 gasification Methods 0.000 title abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000000197 pyrolysis Methods 0.000 claims abstract description 9
- 239000003818 cinder Substances 0.000 claims description 22
- 239000010410 layer Substances 0.000 claims description 18
- 238000005336 cracking Methods 0.000 claims description 13
- 230000003197 catalytic effect Effects 0.000 claims description 7
- 210000003746 feather Anatomy 0.000 claims description 6
- 239000010425 asbestos Substances 0.000 claims description 4
- 229910052895 riebeckite Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003054 catalyst Substances 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 2
- 239000002956 ash Substances 0.000 description 18
- 239000007789 gas Substances 0.000 description 8
- 239000003610 charcoal Substances 0.000 description 2
- 239000010459 dolomite Substances 0.000 description 2
- 229910000514 dolomite Inorganic materials 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000013872 defecation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000011286 gas tar Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
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- Solid-Fuel Combustion (AREA)
Abstract
Disclosed is a biomass gasifier which is convenient to clean slag. The utility model belongs to the technical field of pyrolysis biomass gasification equipment, and provides the biomass gasifier which is convenient to clean the slag having the advantages of convenient ash removal operation, cleanness, labor conservation and favorable slag removal effect. The biomass gasifier comprises a furnace body, a furnace grate, a furnace cover, an air distribution hole, a slag discharge hole and a gas outlet. The furnace grate is composed of a truncated conical fixed furnace grate and a movable furnace grate, fixed furnace grate bars and movable furnace grate bars are all uniformly arranged along a truncated conical bus, the fixed furnace grate bars and the movable furnace grate bars are arranged at intervals, and the movable furnace grate bars are provided with a transmission device which moves in a reciprocating way. The ash on the furnace grate can slide downward along the grate bars by making use of dead weight, and falls below the furnace grate itself. The ash which cannot carry out self-falling falls down by making use of the reciprocating motion up and down of the movable furnace grate, so the utility model has the advantages of favorable slag removal effect, convenience and labor conservation. The arrangement of an ash receiving bucket causes the operation of ash cleaning and slag removal to be convenient, sanitary and rapid. The arrangement of secondary pyrolysis catalyst layer causes the generated gas to have low tar content and high heat value. The utility model is ideal family equipment for vast farmers.
Description
Technical field
The utility model relates to a kind of biomass gasifying furnace of being convenient to scarfing cinder, belongs to thermal cracking living beings gasification equipment technical field.
Background technology
Disclose a kind of domestic efficient biomass gasification stove in ZL200620105655.6, it comprises body of heater, bell, vaporizer, Bunker, grate and ash-cleaning device etc. in constituting.Its objective is provide that a kind of cost is low, efficient is high, handling safety, family biomass gasifying furnace that applicability is strong, the agricultural abandoned biomass is changed into high-grade fuel gas.But the fixed form of horizontal that adopts its grate easily causes slag to stop up the grid crack, and the ash-cleaning device of especially being located at the grate upper surface is when swinging slagging-off, and the easier slag that causes stops up the grid crack.Simultaneously, the ash-cleaning device handle of its grate is located at the downside of bottom of furnace body, is not easy to shake operation.In addition,, need take reliable seal approach between axle and furnace bottom because of the axle that waves that links to each other with ash-cleaning device is leant out by bottom of furnace body, in case the furnace gas effusion, so its complex structure.Moreover, take said structure also to be not easy to ash and slag disposal.
Summary of the invention
The utility model purpose provides a kind of biomass gasifying furnace of being convenient to scarfing cinder, and this gasification furnace ash disposal is easy to operate, clean, laborsaving, and it is effective to remove the gred.
It is as follows to address the above problem the technical scheme that is adopted:
A kind of biomass gasifying furnace of being convenient to scarfing cinder, it comprises body of heater, fire grate, bell, air distribution outlet, slag-drip opening and gas outlet, said fire grate is made of frustum-like shape fixed grate and moving grate, fixed grate fire bars and moving grate fire bars are all uniform along the truncated cone generatrix direction, and the alternate layout with the moving grate fire bars of fixed grate fire bars, moving grate is provided with the reciprocating motion transmission device.
The above-mentioned biomass gasifying furnace of being convenient to scarfing cinder is provided with the cracking and catalyzing layer one time above the described fire grate, be provided with the second pyrolysis Catalytic Layer below, is communicated with by pipeline between two cracking and catalyzing layers.
The above-mentioned biomass gasifying furnace of being convenient to scarfing cinder, described reciprocating motion transmission device is the transmission device that pumps, it comprises sliding sleeve and rocking bar, moving grate fire bars and sliding sleeve are fixed, sliding sleeve is sleeved on the pipeline upper end, be fixed with feather key and moving grate retainer ring on the pipeline, feather key matches with set keyway on the sliding sleeve, the rocking bar middle part is hinged with a pole end, the pole other end and pipeline are fixed, a shift fork is fixed in rocking bar upper end, and set chute matches with traveller on being fixed in sliding sleeve on the shift fork.
The above-mentioned biomass gasifying furnace of being convenient to scarfing cinder, a described cracking and catalyzing layer is arranged on the pallet at fire grate middle part, and be provided with the band passage guard shield, the guard shield upper end is provided with cover plate, the pallet clamping at lower end and fire grate middle part, the guard shield center is provided with filter core, the second pyrolysis Catalytic Layer is arranged in the furnace wall and the double wall between the infundibulate guard shield under the fire grate, infundibulate guard shield upper end is fixed with the fire grate border, lower end and drop-bottom are fixed, one side is communicated with slag-drip opening, the connecting pipe upper end of being located at two cracking and catalyzing interlayers is communicated with the lower end of filter core, the set through hole of lower end and infundibulate guard shield one side docks, and gas outlet is located on the furnace wall of fire grate bottom, and the upper end of the fixed grate fire bars of pallet and fire grate is fixed.
Be provided with in the above-mentioned biomass gasifying furnace of being convenient to scarfing cinder, described infundibulate guard shield and cavity that slag-drip opening is communicated with and connect ash bucket, connect between the panel of ash bucket and slag-drip opening and be provided with the asbestos rubber sealing ring.
The above-mentioned biomass gasifying furnace of being convenient to scarfing cinder is provided with water sealed tank between described bell and body of heater.
The above-mentioned biomass gasifying furnace of being convenient to scarfing cinder, described air distribution outlet are 2～4, and one of them is ventilating opening open in usual, and air distribution outlet is provided with protecting wire net and air-flow plate, and air-flow plate and body of heater are hinged.
The above-mentioned biomass gasifying furnace of being convenient to scarfing cinder, described air distribution outlet lower end is communicated with an annular passage, and annular passage is located at the upside of fire grate, and near the furnace shell disposed inboard, and be provided with a plurality of passages along circumferential interval from top to bottom on the annular passage.
The above-mentioned biomass gasifying furnace of being convenient to scarfing cinder, described reciprocating motion transmission device moves back and forth transmission device about being, and it comprises sliding sleeve and rocking bar, moving grate fire bars and sliding sleeve are fixed, sliding sleeve is sleeved on the pipeline upper end, is fixed with the moving grate retainer ring on the pipeline, and rocking bar and sliding sleeve are fixed.
The biomass gasifying furnace of being convenient to scarfing cinder provided by the utility model, its fire grate adopts fixed grate and moving grate structure combining form, and fire grate is designed to truncated cone shape, and the reliable deadweight of the lime-ash on the fire grate is glided along fire bars and is also fallen under fire grate voluntarily like this.The lime-ash that can not fall certainly can be by means of the whereabouts that pumps of moving grate, so fire grate of the present utility model slagging-off effect is very good, convenient and strength-saving.Connect the setting of ash bucket, can make the ash and slag disposal of this stove more convenient to operate, health, quick.In addition, the setting of twice cracking and catalyzing layer, the gas tar oil content that it is produced is low, calorific value is high.The utility model is the comparatively ideal housed device of wide farmers.
Description of drawings
Fig. 1 is that structural representation cuts open in the master office of looking of the utility model embodiment one;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is that structural representation cuts open in the master office of looking of the utility model embodiment two;
Number in the figure is: 1. ventilating opening open in usual; 2. air-flow plate; 3. body of heater; 4. traveller; 5. shift fork; 6. fixed grate fire bars; 7. fire grate; 8. rocking bar; 9. panel; 10. asbestos rubber sealing ring; 11. connect ash bucket; 12. pole; 13. retainer ring; 14. pipeline; 15. chute; 16. second pyrolysis Catalytic Layer; 17. infundibulate guard shield; 18. annular passage; 19. moving grate fire bars; 20. sliding sleeve; 21. feather key; 22. drop-bottom; 23. gas outlet; 24. pallet; 25. cracking and catalyzing layer; 26. passage; 27. guard shield; 28. filter core; 29. cover plate; 30. air distribution outlet; 31. protecting wire net; 32. bell; 33. water sealed tank; 34. air vent.
The specific embodiment
Below in conjunction with the embodiment accompanying drawing, utility model is described in further detail:
Referring to Fig. 1, Fig. 2, comprise body of heater 3, fire grate 7, air distribution outlet 30, bell 32, slag-drip opening and gas outlet 23 in the formation of present embodiment.Body of heater 3 is made of furnace shell, flame retardant coating and heat-insulation layer.This gasification furnace is provided with once and the second pyrolysis Catalytic Layer, so that make the tar that is produced in the combustion gas obtain abundant cracking, catalyst can be selected dolomite or the charcoal of diameter 1～3mm for use, and dolomite should use high-temperature area, and charcoal should be used in the zone on the low side of furnace gas temperature in the stove.In the present embodiment, one time cracking and catalyzing layer 25 is arranged on the pallet 24 at fire grate 7 middle parts, and be provided with the band passage 26 guard shield 27, guard shield 27 upper ends are provided with cover plate 29, pallet 24 clampings at lower end and fire grate 7 middle parts, guard shield 27 is truncated cone shape, and the center is provided with filter core 28, and filter core 28 can be made of the multiple layer metal net.Second pyrolysis Catalytic Layer 16 is arranged in the furnace wall and the double wall between the infundibulate guard shield 17 under the fire grate 7, infundibulate guard shield 17 upper ends and fire grate 7 borders are fixed, lower end and drop-bottom 22 are fixing, one side is communicated with slag-drip opening, being located at two connecting pipe 14 upper ends between the cracking and catalyzing layer is communicated with the lower end of filter core 28, the set through hole of lower end and infundibulate guard shield 17 1 sides docks, and gas outlet 23 is located on the furnace wall of fire grate 7 bottoms.
In the present embodiment, be provided with water sealed tank 33 between bell 32 and the body of heater 3, so that after having added furnace charge, charge door is sealed, in case furnace gas is overflowed from charge door.The air distribution outlet 30 of present embodiment is set to 4, wherein establishes a ventilating opening 1 open in usual.Air distribution outlet 30 is provided with protecting wire net 31 and air-flow plate 2, air-flow plate 2 is hinged with the housing of body of heater 3 upper surfaces, protecting wire net 31 is used to prevent that foreign matter from crashing into and stopping up air distribution outlet 30, and air-flow plate 2 is used to regulate the unlatching size of air distribution outlet 30, so that the intake of control gasification furnace.
For improving gasification result, present embodiment adopts the three-dimensional wind mode of giving, and promptly establishes an annular passage 18 that is communicated with it in air distribution outlet 30 lower ends, and annular passage 18 is located at the upside of fire grate 7, and near the furnace shell disposed inboard, and arrange a plurality of passages 34 along circumferential interval from top to bottom on the annular passage 18.
For ease of the slag that falls, fire grate 7 is made of truncated cone shape fixed grate and moving grate, fixed grate fire bars 6 and moving grate fire bars 19 are all uniform along the truncated cone generatrix direction, and fixed grate fire bars 6 and moving grate fire bars 19 alternate layouts, moving grate is provided with the transmission device that pumps, and fixed grate fire bars 6 upper ends and pallet 24 are fixing.In the present embodiment, the reciprocating motion transmission device of being taked comprises sliding sleeve 20 and rocking bar 8, moving grate fire bars 19 is fixing with sliding sleeve 20, sliding sleeve 20 is sleeved on pipeline 14 upper ends, be fixed with the feather key 21 and the moving grate retainer ring 13 that cooperate with sliding sleeve 20 set keyways on the pipeline 14, rocking bar 8 middle parts and a pole 12 ends are hinged, and pole 12 other ends and pipeline 14 are fixing, a shift fork 5 is fixed in rocking bar 8 upper ends, and set chute 15 matches with traveller 4 on being fixed in sliding sleeve 20 on the shift fork 5.
The ashes and the slag that fall for ease of removing can be established one and connect ash bucket 11 in infundibulate guard shield 17 and cavity that slag-drip opening is communicated with, connect between the panel 9 of ash bucket 11 and slag-drip opening and be provided with asbestos rubber sealing ring 10.When ash and slag disposal, to connect ash bucket 11 earlier outwards pulls out about 10cm, use the lower end of specific purpose tool bar and the pommel clamping of rocking bar 8 then, by moving up and down of tool bar, be that rocking bar 8 shakes, at this moment the travelling oven defecation is driven, and pump, connect in the ash bucket 11 thereby the lime-ash that is between fixed grate fire bars 6 and the moving grate fire bars 19 is dropped to, will connect ash bucket 11 then and in body of heater 3, extract out, and outwell lime-ash and get final product.
Referring to Fig. 3, embodiment two and embodiment one different be to move back and forth transmission device about the set reciprocating motion transmission device of moving grate is, rocking bar 8 is directly fixing with the sliding sleeve 20 that is fixed with moving grate fire bars 19.During slagging-off, the bottom that grasps rocking bar 8 rocks from side to side, and makes about 14 generations of sliding sleeve 20 relative duct size back and forth to rotate, thereby back and forth rotates about moving grate fire bars 19 is produced with respect to fixed grate fire bars 6, to reach the purpose of slagging-off.
Claims (9)
1. biomass gasifying furnace of being convenient to scarfing cinder, it comprises body of heater [3], fire grate [7], bell, air distribution outlet, slag-drip opening and gas outlet, it is characterized in that said fire grate [7] is made of frustum-like shape fixed grate and moving grate, fixed grate fire bars [6] and moving grate fire bars [19] are all uniform along the truncated cone generatrix direction, and fixed grate fire bars [6] and the alternate layout of moving grate fire bars [9], moving grate is provided with the reciprocating motion transmission device.
2. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 1 is characterized in that being provided with a cracking and catalyzing layer [25] above the described fire grate [7], is provided with second pyrolysis Catalytic Layer [26] below, is communicated with by pipeline [14] between two cracking and catalyzing layers.
3. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 1 and 2, it is characterized in that described reciprocating motion transmission device is the transmission device that pumps, it comprises sliding sleeve [20] and rocking bar [8], moving grate fire bars [19] is fixing with sliding sleeve [20], sliding sleeve [20] is sleeved on pipeline [14] upper end, be fixed with feather key [21] and moving grate retainer ring [13] on the pipeline [14], feather key [21] is gone up set keyway with sliding sleeve [20] and is matched, rocking bar [8] middle part is hinged with a pole [12] end, pole [12] other end and pipeline [14] are fixing, a shift fork [5] is fixed in rocking bar [8] upper end, and shift fork [5] is gone up set chute [15] and matched with traveller [4] on being fixed in sliding sleeve [20].
4. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 2, it is characterized in that a described cracking and catalyzing layer is arranged on the pallet [24] at fire grate middle part, and be provided with the band passage [26] guard shield [27], guard shield [27] upper end is provided with cover plate [29], pallet [24] clamping at lower end and fire grate [7] middle part, guard shield [27] center is provided with filter core [28], second pyrolysis Catalytic Layer [6] is arranged in the furnace wall and the double wall between the infundibulate guard shield [17] under the fire grate [7], infundibulate guard shield [17] upper end is fixed with fire grate [7] border, lower end and drop-bottom [22] are fixing, one side is communicated with slag-drip opening, connecting pipe [14] upper end of being located at two cracking and catalyzing interlayers is communicated with the lower end of filter core [28], the set through hole of lower end and infundibulate guard shield [17] one sides docks, gas outlet [23] is located on the furnace wall of fire grate [7] bottom, and pallet [24] is fixed with the upper end of the fixed grate fire bars [6] of fire grate [7].
5. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 4 is characterized in that being provided with in described infundibulate guard shield [17] and the cavity that slag-drip opening is communicated with and connects ash bucket [11], connects between the panel [9] of ash bucket [11] and slag-drip opening and is provided with asbestos rubber sealing ring [10].
6. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 1 is characterized in that being provided with water sealed tank [33] between described bell [32] and body of heater [3].
7. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 1, it is characterized in that described air distribution outlet [30] is 2～4, and one of them is ventilating opening open in usual [1], and air distribution outlet [30] is provided with protecting wire net [31] and air-flow plate [2], and air-flow plate [2] is hinged with body of heater [3].
8. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 1 and 2, it is characterized in that described air distribution outlet [30] lower end is communicated with an annular passage [18], annular passage [18] is located at the upside of fire grate [7], and near the furnace shell disposed inboard, and be provided with a plurality of passages [34] along circumferential interval from top to bottom on the annular passage [18].
9. the biomass gasifying furnace of being convenient to scarfing cinder according to claim 1 and 2, it is characterized in that moving back and forth transmission device about described reciprocating motion transmission device is, it comprises sliding sleeve [20] and rocking bar [8], moving grate fire bars [19] is fixing with sliding sleeve [20], sliding sleeve [20] is sleeved on pipeline [14] upper end, be fixed with moving grate retainer ring [13] on the pipeline [14], rocking bar [8] is fixing with sliding sleeve [20].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200765408U CN201203148Y (en) | 2008-03-18 | 2008-03-18 | Biomass gasification stove convenient for removing slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200765408U CN201203148Y (en) | 2008-03-18 | 2008-03-18 | Biomass gasification stove convenient for removing slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201203148Y true CN201203148Y (en) | 2009-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200765408U Expired - Fee Related CN201203148Y (en) | 2008-03-18 | 2008-03-18 | Biomass gasification stove convenient for removing slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201203148Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297455A (en) * | 2010-06-22 | 2011-12-28 | 孙福民 | Automatic soot sucking machine |
| CN104087341A (en) * | 2014-07-29 | 2014-10-08 | 苏州新协力环保科技有限公司 | Biomass gasifier |
| CN105670694B (en) * | 2016-01-05 | 2018-07-24 | 刘勇 | Biomass gasifying furnace |
| CN110043924A (en) * | 2019-04-23 | 2019-07-23 | 山东正信德环保科技发展有限公司 | The dedicated fire grate of biomass fuel furnace |
-
2008
- 2008-03-18 CN CNU2008200765408U patent/CN201203148Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297455A (en) * | 2010-06-22 | 2011-12-28 | 孙福民 | Automatic soot sucking machine |
| CN104087341A (en) * | 2014-07-29 | 2014-10-08 | 苏州新协力环保科技有限公司 | Biomass gasifier |
| CN105670694B (en) * | 2016-01-05 | 2018-07-24 | 刘勇 | Biomass gasifying furnace |
| CN110043924A (en) * | 2019-04-23 | 2019-07-23 | 山东正信德环保科技发展有限公司 | The dedicated fire grate of biomass fuel furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20100318 |