CN201250208Y - Updraft-type straw gasification furnace - Google Patents
Updraft-type straw gasification furnace Download PDFInfo
- Publication number
- CN201250208Y CN201250208Y CNU2008200127500U CN200820012750U CN201250208Y CN 201250208 Y CN201250208 Y CN 201250208Y CN U2008200127500 U CNU2008200127500 U CN U2008200127500U CN 200820012750 U CN200820012750 U CN 200820012750U CN 201250208 Y CN201250208 Y CN 201250208Y
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- heater
- fire grate
- furnished
- gasification furnace
- wall
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Abstract
The utility model belongs to a device for producing fuel gas by gasifying the countryside energy source straw, and in particular to a fixed bed updraft-type gasification furnace, which comprises a furnace body that is equipped with a fuel gas outlet (11) and an ash clearing port (3), and a fire grate component (7) that is arranged inside the furnace body; the upper part of the furnace body is provided with a feeding machine (12, 13, 14); the upper part of the fire grate component (7) inside the furnace body is provided with a distributor (19, 20, 21, 29, 30) that is movably connected with the top part of the furnace body; the lower part of the fire grate component (7) inside the furnace body is provided with a gas inlet (32); the upper part of the fire grate component (7) inside the furnace body is provided with a conical isolating plate (27); a drying chamber (36) is formed on the upper part of the conical isolating plate (27); a discharging port (28) on the lower part of the drying chamber (36) is movably connected with the working end on the lower part of the distributor (19, 20, 21, 29, 30); and the discharging port of the feeding machine (12, 13, 14) is communicated with the drying chamber (36).
Description
Technical field
The utility model belongs to the device that the rural energy gasifying stalk produces combustion gas, relates in particular to a kind of fixed bed updraught stalk gasification furnace.
Background technology
Updraught stalk gasification furnace has many advantages than the downdraft stalk gasifier, and its adaptability to raw material is wide, and raw material moisture content all can normally gasify 15%～45%; Gasification efficiency reaches about 75%, and the gasification burning calorific value is higher at 5000KJ/m
3About, its shortcoming be need to shut down reinforced, can not non-stop run; The steam that vaporizer internal upper part drying zone produces is sneaked into combustion gas and is reduced combustion gas quality.
The utility model content
The utility model is intended to overcome the deficiencies in the prior art part and provides a kind of simple in structure; the gasification efficiency height; the steam that the drying zone stalk produces is neither sneaked in the combustion gas, can participate in the updraught stalk gasification furnace that gasification also can realize not shutting down continuous charging as vaporized chemical again.
For achieving the above object, the utility model is achieved in that
A kind of updraught stalk gasification furnace comprises: top is furnished with the body of heater of gas outlet and bottom being furnished with ash removing hole, is assigned in the intravital fire grate assembly of stove; Top at described body of heater is furnished with charger; The top of fire grate assembly is provided with the distributor that connects with the body of heater top movable in described body of heater; The bottom of fire grate assembly is furnished with inlet mouth in described body of heater.
As a kind of preferred version, the top of the utility model fire grate assembly in described body of heater is provided with conical baffle; Kiln is formed at described conical baffle top; Working end, the bottom activity of described kiln bottom blanking port and distributor connects; The discharge port of described charger communicates with kiln.
As another kind of preferred version, the utility model is furnished with bell at the top of described body of heater; Described kiln communicates with the inner chamber of bell through steam-gas inlet; The top of described bell is furnished with vapor outlet port; Described vapor outlet port communicated with inlet mouth through bell communicating pipe.
In addition, side wall of furnace described in the utility model adopts the jacket type structure that is made of outer furnace wall and internal protecting wall; Laterally be provided with dividing plate between described outer furnace wall and internal protecting wall, its space with outer furnace wall and internal protecting wall formation is divided into two; Upper space at dividing plate is equipped with water medium; Have the chuck vapor outlet port on the top of described outer furnace wall; Described chuck vapor outlet port communicated with inlet mouth through chuck communicating pipe; Described inlet mouth communicates with the lower partition space; Be provided with the gas spray orifice on described the lower partition spatial top.
Fire grate assembly described in the utility model adopts cone-shaped grates.
Charger described in the utility model is a screw feeder.
Distributor described in the utility model comprises: the nut that is assigned in the nut seat at body of heater top, connects with described nut seat, the screw rod that connects with nut, the seal cones that fixedly connects with the screw rod end.
The utility model changes two cell structures that comprise vaporizer and ash-falling chamber in the former vapourizing furnace more than two Room into.The steam that the drying zone stalk produces is neither sneaked in the combustion gas can participate in gasification as vaporized chemical again, has improved gasification result; Match with the spiral feeding manner of horizontal sliding by nut, screw rod and the distributor that has a seal cones, solved the technical problem of not shutting down continuous charging.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.Protection domain of the present utility model will not only be confined to the statement of following content.
Fig. 1 is an one-piece construction synoptic diagram of the present utility model.
Embodiment
As shown in the figure, a kind of updraught stalk gasification furnace comprises: top is furnished with the body of heater of gas outlet 11 and bottom being furnished with ash removing hole 3, is assigned in the intravital fire grate assembly 7 of stove; Is furnished with charger 12,13,14 on the top of described body of heater; The top of fire grate assembly 7 is provided with the distributor 19,20,21,29,30 that connects with the body of heater top movable in described body of heater; The bottom of fire grate assembly 7 is furnished with inlet mouth 32 in described body of heater; The top of fire grate assembly 7 is provided with conical baffle 27 in described body of heater; Kiln 36 is formed at described conical baffle 27 tops; Described kiln 36 bottom blanking ports 28 connect with working end, the bottom activity of distributor 19,20,21,29,30; The discharge port of described charger 12,13,14 communicates with kiln 36; Is furnished with bell 18 at the top of described body of heater; Described kiln 36 communicates with the inner chamber 37 of bell 18 through steam-gas inlet 17; The top of described bell 18 is furnished with vapor outlet port 22; Described vapor outlet port 22 communicated with inlet mouth 32 through bell communicating pipe 24; Described side wall of furnace adopts the jacket type structure that is made of outer furnace wall 9 and internal protecting wall 10; Laterally be provided with dividing plate 6 at described outer furnace wall 9 and 10 of internal protecting walls, its space with outer furnace wall 9 and internal protecting wall 10 formation is divided into two; Upper space at dividing plate 6 is equipped with water medium; Have chuck vapor outlet port 23 on the top of described outer furnace wall 9; Described chuck vapor outlet port 23 communicated with inlet mouth 32 through chuck communicating pipe 25; Described inlet mouth 32 communicates with dividing plate 6 lower space 38; Top in described dividing plate 6 lower space 38 is provided with gas spray orifice 31; Described fire grate assembly 7 adopts cone-shaped grates; Described charger 12,13,14 is a screw feeder; Described distributor 19,20,21,29,30 comprises: the nut 20 that is assigned in the nut seat 19 at body of heater top, connects with described nut seat 19, the screw rod 21 that connects with nut 20, the seal cones 29 that fixedly connects with screw rod 21 ends and and the drapery panel 30 that fixedly connects of seal cones 29 bottoms.
The utility model mainly is made up of bell 18, inner roof brick 16, outer furnace wall 9, internal protecting wall 10, fire grate assembly 7, furnace bottom 1, charger 12,13,14, distributor 19,20,21,29,30, inlet mouth 32, ash removing hole 3, gas outlet 11 etc.Between outer furnace wall 9 and the internal protecting wall 10 is chuck, and the chuck upper end uses furnace bottom 1 to seal with sealing-ring 15 sealings, lower end, and dividing plate 6 is divided into upper and lower two portions with chuck, and top is water jacket 8, and the lower section is to mix gas chuck 4.Water jacket 8 bottoms are provided with water filling port 5, and water jacket 8 median water level height 3/5 are observed by water level gauge 26, entered by chuck vapor outlet port 23, bell communicating pipe 24, inlet mouth 32 by thermogenetic steam and mix gas chuck 4.Mix gas chuck 4 and be provided with inlet mouth 32, it links to each other with the blast main of bell communicating pipe 24, chuck communicating pipe 25 and air compressor gas tank, after gas enters mixed gas chuck 4 mixing by inlet mouth 32, enter the chamber D that falls into water by gas spray orifice 31, enter vaporizer C through fire grate assembly 7 again and participate in gasification as vaporized chemical.The upper and lower end of outer furnace wall 9 and internal protecting wall 10 seals with bell 18 and furnace bottom 1, forms the container of a sealing, and it is separated into A, B, C, D four Room by inner roof brick 16, conical baffle 27, fire grate assembly 7.Be steam chamber A between inner roof brick 16 and the bell 18.Steam chamber A communicates with kiln B by the steam-gas inlet on the inner roof brick 16 17, and vapor outlet port 22 communicated with the inlet mouth 32 of mixed gas chuck 4 through communicating pipe 24.Be kiln B between conical baffle 27 and the inner roof brick 16, its top communicates with steam chamber A by steam-gas inlet 17, and side and charger 12 are connected, and the below communicates with vaporizer C by ash port 28.Be vaporizer C between fire grate assembly 7 and the conical baffle 27, the top communicates with kiln B by ash port 28, and its below communicates with ash-falling chamber by fire grate assembly 7.Side, vaporizer C top is provided with gas outlet 11.Be the D of ash-falling chamber between furnace bottom 1 and the fire grate assembly 7, it communicates with mixed gas chuck 4 by gas spray orifice 31, and ash is removed by ash removing hole 3,2 sealings of ash removing hole 3 usefulness shutters.
The distributor assembly mainly is made up of screw rod 21, nut 20, seal cones 29, drapery panel 30 etc.Rotating screw bolt 21, seal cones 29 drive drapery panel 30 and move up and down together and rotate, and seal cones 29 opens or closes ash port 28, and drapery panel 30 will enter the uniform compacting of stalk in the vaporizer C.
During the utility model work, rotating screw bolt 21, seal cones are opened blanking port promptly and are ended; Open the opening for feed shutter, start charger; Stalk is by kiln B, and blanking port enters in the vaporizer C; Stalk enters and rotates the spiral shell stalk again after a certain amount of, rises drapery panel by drapery panel 30 screw rod that reverses again after with the uniform compacting of stalk, when seal cones is closed blanking port only; Charger is shut down after filling up stalk in the kiln B, closes the opening for feed shutter.
Open the ash removing hole shutter.Close shutter thereupon and open steam valve and air door after with the combustion bavin vaporizer being lighted near the stalk of fire grate, gas enters and mixes the gas chuck and mix the back and enter ash-falling chamber by gas orifice and enter vaporizer C as vaporized chemical through fire grate and participate in gasification.The inflammable gas that gasification produces is sent by gas outlet.When vaporizer C needs the filling stalk, repeat fill process and get final product, solved the technical barrier that the updraft type vapourizing furnace is not shut down the continuous gasification work of feeding in raw material.Simultaneously separately, participate in the gasification reaction process directly after making the water evaporates in the stalk, do not sneak in the combustion gas that gasification produces and improved combustion gas quality drying zone in the gasification and pyrolysis zone.
Claims (7)
1, a kind of updraught stalk gasification furnace comprises: top is furnished with the body of heater of gas outlet (11) and bottom being furnished with ash removing hole (3), is assigned in the intravital fire grate assembly of stove (7); It is characterized in that: be furnished with charger (12,13,14) on the top of described body of heater; The top of fire grate assembly (7) is provided with the distributor (19,20,21,29,30) that connects with the body of heater top movable in described body of heater; The bottom of fire grate assembly (7) is furnished with inlet mouth (32) in described body of heater.
2, updraught stalk gasification furnace according to claim 1 is characterized in that: the top of fire grate assembly (7) is provided with conical baffle (27) in described body of heater; Kiln (36) is formed at described conical baffle (27) top; Described kiln (36) bottom blanking port (28) connects with working end, the bottom activity of distributor (19,20,21,29,30); The discharge port of described charger (12,13,14) communicates with kiln (36).
3, updraught stalk gasification furnace according to claim 1 and 2 is characterized in that: be furnished with bell (18) at the top of described body of heater; Described kiln (36) communicates with the inner chamber (37) of bell (18) through steam-gas inlet (17); The top of described bell (18) is furnished with vapor outlet port (22); Described vapor outlet port (22) communicated with inlet mouth (32) through bell communicating pipe (24).
4, updraught stalk gasification furnace according to claim 3 is characterized in that: described side wall of furnace adopts the jacket type structure that is made of outer furnace wall (9) and internal protecting wall (10); Laterally be provided with dividing plate (6) between described outer furnace wall (9) and internal protecting wall (10), its space with outer furnace wall (9) and internal protecting wall (10) formation is divided into two; Upper space at dividing plate (6) is equipped with water medium; Have chuck vapor outlet port (23) on the top of described outer furnace wall (9); Described chuck vapor outlet port (23) communicated with inlet mouth (32) through chuck communicating pipe (25); Described inlet mouth (32) communicates with dividing plate (6) lower space (38); Be provided with gas spray orifice (31) on the top of described dividing plate (6) lower space (38).
5, updraught stalk gasification furnace according to claim 4 is characterized in that: described fire grate assembly (7) adopts cone-shaped grates.
6, updraught stalk gasification furnace according to claim 5 is characterized in that: described charger (12,13,14) is a screw feeder.
7, updraught stalk gasification furnace according to claim 6 is characterized in that: described distributor (19,20,21,29,30) comprising: the nut (20) that is assigned in the nut seat (19) at body of heater top, connects with described nut seat (19), the screw rod (21) that connects with nut (20), the seal cones (29) that fixedly connects with screw rod (21) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200127500U CN201250208Y (en) | 2008-05-16 | 2008-05-16 | Updraft-type straw gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200127500U CN201250208Y (en) | 2008-05-16 | 2008-05-16 | Updraft-type straw gasification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201250208Y true CN201250208Y (en) | 2009-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200127500U Expired - Fee Related CN201250208Y (en) | 2008-05-16 | 2008-05-16 | Updraft-type straw gasification furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201250208Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103060006A (en) * | 2011-10-21 | 2013-04-24 | 洛阳骏腾能源科技有限公司 | Agricultural waste pyrolyzing furnace |
| CN105861059A (en) * | 2016-04-12 | 2016-08-17 | 河北天善生物技术有限公司 | Open-center biomass gas production furnace |
| CN112126468A (en) * | 2020-08-12 | 2020-12-25 | 山东信科环境科学研究院有限公司 | Differential rotating bed continuous feeding biomass gasification furnace |
| CN112126467A (en) * | 2020-08-12 | 2020-12-25 | 山东信科环境科学研究院有限公司 | Dry slag-discharging continuous feeding biomass gasification furnace |
-
2008
- 2008-05-16 CN CNU2008200127500U patent/CN201250208Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103060006A (en) * | 2011-10-21 | 2013-04-24 | 洛阳骏腾能源科技有限公司 | Agricultural waste pyrolyzing furnace |
| CN105861059A (en) * | 2016-04-12 | 2016-08-17 | 河北天善生物技术有限公司 | Open-center biomass gas production furnace |
| CN105861059B (en) * | 2016-04-12 | 2019-01-01 | 河北天善生物技术有限公司 | Happy formula biomass gas generating furnace |
| CN112126468A (en) * | 2020-08-12 | 2020-12-25 | 山东信科环境科学研究院有限公司 | Differential rotating bed continuous feeding biomass gasification furnace |
| CN112126467A (en) * | 2020-08-12 | 2020-12-25 | 山东信科环境科学研究院有限公司 | Dry slag-discharging continuous feeding biomass gasification 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: 20090603 Termination date: 20110516 |