CN104006376A - Curing barn combustion chamber with double layers of inclined fire grates - Google Patents
Curing barn combustion chamber with double layers of inclined fire grates Download PDFInfo
- Publication number
- CN104006376A CN104006376A CN201410282266.XA CN201410282266A CN104006376A CN 104006376 A CN104006376 A CN 104006376A CN 201410282266 A CN201410282266 A CN 201410282266A CN 104006376 A CN104006376 A CN 104006376A
- Authority
- CN
- China
- Prior art keywords
- fire
- wall
- grating
- discharge plate
- cinder
- 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.)
- Granted
Links
Landscapes
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a curing barn burning chamber with double layers of inclined fire grates. The curing barn burning chamber with the double layers of inclined fire grates comprises a furnace wall, a furnace door, a spring, a round top cover, the upper fire grate, a movable ash door, the lower fire grate and a cinder discharge plate. Through the round top cover, flue gas can circle round, the standing time of the flue gas in a furnace is prolonged, and therefore burning of the flue gas is more complete; in this way, the burning efficiency is improved, and the fly ash discharge amount is also reduced. The upper fire grate is inclined, and the sectioned air supply structure is adopted. The cinder discharge plate is connected with the upper fire grate and is kept horizontal under the action of the spring. When the weight of coal cinder exceeds a certain value, the cinder discharge plate inclines downwards, and coal cinder falls into a cinder chamber. After cinder discharge, the cinder discharge plate returns to the horizontal position under the action of the spring. The intervals of the lower fire grate are narrow, so that small coal particles which do not burn or burn incompletely and come from the upper fire grate are prevented from directly falling into the cinder chamber, the cinder chamber can go on burning on the lower fire grate, and the purposes that the burning efficiency of coal is improved, and resources are saved are achieved.
Description
Technical field
The present invention relates to the structure for the combustion chamber of barn, relate in particular to a kind of combustion chamber that is applicable to tobacco curing barn.
Background technology
The fire grate of the barn combustion chamber of most is to be horizontally set on bottom, combustion chamber, coal cinder is cross direction profiles in burner hearth, what adopt is that natural wind is directly entered in fire grate bottom, the structure of the in line cigarette in top, the shortcoming of this combustion chamber is: combustion chamber is in combustion process, need stoker personnel frequently toward the interior stoking of burner hearth, hook ash, the operation such as poke fire, and most combustion chambers do not arrange ash door, the cold wind that may cause like this entering burner hearth is too much, and excess air factor transfinites, fire box temperature is reduced, increase coal consumption.In addition, furnace height is lower, flue gas time of staying in burner hearth is shorter, the volatile ingredient (comprising tiny coal particle and incendivity gaseous material) that coal cinder produces in the time of pyrolysis is failed to be fully burned and is just discharged burner hearth with flue gas in burner hearth, in flue gas, contain the most volatile matter of a large amount of unburneds and unburnt tiny coal particle, cause that burner hearth coal consumption increases, the thermal efficiency is low.Simultaneously burner hearth fire grate normally adopts individual layer, and be not also able to do in time burning or unburned of the thin buckwheat coal that size is less than fire grate aperture completely just falls in cinder chamber, and coal utilizaton rate is reduced, and causes the waste of resource.
Summary of the invention
For addressing the above problem, the invention provides a kind of burning more abundant, improve efficiency of combustion, reduce the barn combustion chamber with inclined double-deck fire grate of labour intensity.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme:
There is a barn combustion chamber for inclined double-deck fire grate, comprise furnace wall body of wall, fire door, spring, circular top cover, upper fire-grating, removable ash door, lower fire grating and slag discharge plate;
Described furnace wall body of wall by inner be furnace lining, heat-insulation layer and common brick exterior wall outward successively; Described fire door is arranged on the front wall top of furnace wall body of wall; The front wall bottom of described furnace wall body of wall arranges ash disposal mouth, and described removable ash door is arranged on ash disposal mouth and with the chute in the vertical direction arranging on front wall and slidably coordinates; Described circular top cover is arranged on the top of furnace wall body of wall, and circular top cover is made up of refractory material, in circular top cover uniform arrange multiple by the outwards flue gas flow channels of sector structure radially of center;
Described upper fire-grating is embedded in the left and right wall and front wall of furnace wall body of wall, it is skewed that upper fire-grating is, upper fire-grating is near the height of front wall one side higher than the height away from front wall one side, and described upper fire-grating is greater than away from the distance between fire bars and the fire bars of front wall one side near the distance between fire bars and the fire bars of front wall one side;
One side of described slag discharge plate is hinged on the rear wall of furnace wall body of wall, described spring is arranged on the below of slag discharge plate, one end of spring is connected on the rear wall of furnace wall body of wall, the other end of spring is connected on the opposite side of slag discharge plate and supports this slag discharge plate, slag discharge plate is horizontally disposed with, and the opposite side of slag discharge plate is the side away from front wall near upper fire-grating;
Described lower fire grating is embedded in the left and right wall of furnace wall body of wall, lower fire grating is horizontally disposed with, the height of lower fire grating is positioned at the upper position of ash disposal mouth, uniform on described lower fire grating multiple fireholes is set, and the bottom in described furnace wall body of wall and the below that is positioned at lower fire grating form cinder chamber.
Compared with prior art, tool has the following advantages in a kind of barn combustion chamber with inclined double-deck fire grate of the present invention:
1, circular top cover is fan-shaped array structure, can make the flow of flue gas and the Temperature Distribution that flow out more even, and the flue gas rising runs into after the baffle plate in circular top cover, turns back and produces downwards convolution, makes its burning more abundant, has improved efficiency of combustion; Also increased the time of staying of flue gas in stove, reduced volatile matter and fly ash emission amount simultaneously.
2, upper fire-grating is near front wall one side because coal seam is the thickest, and its flowing resistance maximum, decomposes out and now the volatile matter in coal is a large amount of, and the burning of volatile matter and coke all needs a large amount of air.Upper fire-grating is greater than away from the distance between fire bars and the fire bars of front wall one side near the distance between fire bars and the fire bars of front wall one side thus, and larger fire grate gap between fire bars and fire bars, can provide sufficient air like this, makes its sufficient combustion; Thinner away from the coal seam of front wall one side for upper fire-grating, the fire grate gap of setting is less, can effectively prevent that excessive air from entering in stove, and heat loss due to exhaust gas is increased.
3, can automatic discharge, slag discharge plate is maintenance level under the effect of spring force, in the time that on slag discharge plate, cinder exceedes certain mass, cinder plate can be downward-sloping, cinder is slipped to cinder chamber, after slagging-off except slag plate is returned to horizontal level under the effect of spring force.
4, the uniform less firehole in multiple apertures that arranges on lower fire grating, can effectively prevent from directly falling in cinder chamber from the unburned of upper fire-grating or the tiny coal particle of incomplete combustion, reaches the object economizing on resources.
5, removable ash door can ventilation as required be adjusted openings of sizes flexibly, ensures the air capacity that burning needs and prevents that excessive air from entering in stove, increases heat loss due to exhaust gas, and chamber temperature is reduced.
6, upper fire-grating tilt distribution automatically realized preheating, be dried, caught fire, burning, after-flame process, without stoker personnel frequently stoking, poke fire, hook ash, reduced stoker personnel's labour intensity.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the barn combustion chamber with inclined double-deck fire grate;
Fig. 2 is the structural representation of circular top cover;
Fig. 3 is the structural representation of upper fire-grating;
Fig. 4 is the structural representation of lower fire grating.
In accompanying drawing: 1-common brick exterior wall; 2-spring; 3-heat-insulation layer; 4-furnace lining; 5-circular top cover; 6-fire door; 7-upper fire-grating; 8-removable ash door; 9-lower fire grating; 10-slag discharge plate; 11-cinder chamber; 12-flue gas flow channel; 13-baffle plate; 14-fire grate; 15-fire bars; 16-round iron plate; 17-firehole.
Detailed description of the invention
As shown in Figure 1, a kind of barn combustion chamber with inclined double-deck fire grate, comprises furnace wall body of wall, fire door 6, spring 2, circular top cover 5, upper fire-grating 7, removable ash door 8, lower fire grating 9 and slag discharge plate 10.Furnace wall body of wall by inner be furnace lining 4, heat-insulation layer 3 and common brick exterior wall 1 outward successively.Fire door 6 is arranged on the front wall top of furnace wall body of wall, the front wall bottom of furnace wall body of wall arranges ash disposal mouth, removable ash door 8 is arranged on ash disposal mouth and with the chute in the vertical direction arranging on front wall and slidably coordinates, can ventilation as required move and adjust openings of sizes flexibly up and down, while needing slag & ash removal, it can be taken out from chute.
As shown in Figure 2, circular top cover 5 is arranged on the top of furnace wall body of wall to the structure of circular top cover, and circular top cover 5 is made up of refractory material, in circular top cover 5 uniform arrange multiple by the outwards flue gas flow channels 12 of sector structure radially of center.The flue gas rising runs into after the baffle plate 13 in circular top cover 5, turns back and produces convolution downwards, has increased the time of staying of flue gas in stove, makes its burning more abundant, has improved efficiency of combustion, has also reduced fly ash emission amount simultaneously, flue gas is flowed out more even.
As shown in Figure 3, upper fire-grating 7 is embedded in the left and right wall and front wall of furnace wall body of wall the structure of upper fire-grating, and steadiness is better.Upper fire-grating 7 is skewed, and upper fire-grating 7 is near the height of front wall one side higher than the height away from front wall one side, and upper fire-grating 7 is greater than away from the distance between fire bars 15 and the fire bars 15 of front wall one side near the distance between fire bars 15 and the fire bars 15 of front wall one side.
One side of slag discharge plate 10 is hinged on the rear wall of furnace wall body of wall, spring 2 is arranged on the below of slag discharge plate 10, one end of spring 2 is connected on the rear wall of furnace wall body of wall, the other end of spring 2 is connected on the opposite side of slag discharge plate 10 and supports this slag discharge plate 10, slag discharge plate 10 is horizontally disposed with, and the opposite side of slag discharge plate 10 is the side away from front wall near upper fire-grating 7.
As shown in Figure 4, lower fire grating 10 is embedded in the left and right wall of furnace wall body of wall the structure of lower fire grating, and lower fire grating adopts round iron plate 16 to make, and lower fire grating 9 is horizontally disposed with, and the height of lower fire grating 9 is positioned at the upper position of ash disposal mouth, and does not affect slag discharge plate 10 deslagginves.Uniform on lower fire grating 9 multiple fireholes 17 are set, the bottom in furnace wall body of wall and the below that is positioned at lower fire grating 9 form cinder chamber 11.
Coal adds from fire door 6; be placed on the upper fire-grating 7 of inclination; on upper fire-grating 7, carry out sectional combustion, and under Action of Gravity Field, slide into down gradually slag discharge plate 10 places in combustion process, the unburned falling down from upper fire-grating 7 or imperfect combustion thin buckwheat coal can drop on lower fire grating 9 and burn away.Air enters from removable ash door 8, contacts and makes its burning with the coal on fire grate 14; Upper fire-grating 7 is all embedded in left and right wall and front wall, upper fire-grating 7 with can and under the effect of spring 2, keep slag discharge plate 10 levels of level corresponding to lower swing.Lime-ash after coal combustion automatically (or under artificial effect) slides on slag discharge plate 10, in the time that the cinder on slag discharge plate 10 exceedes certain quality, slag discharge plate 10 tilts, lime-ash is slipped in cinder chamber 11, the lime-ash that lower fire grating 9 produces can manually be removed by removable ash door 8, the flue gas producing after coal combustion, flows out from circular top cover 5.
Upper fire-grating 7 is in tilted layout, and lower fire grating 9 is horizontally disposed.Coal cinder on upper fire-grating 7 can be automatically under self gravitation effect glides along fire grate, realizes preheating, is dried, catches fire, burning, after-flame process, can reduce stoker personnel stoking, pokes fire, hook ash number of times, reduces stoker personnel's labour intensity.The aperture of the firehole 17 on lower fire grating 9 is less, can effectively catch be not also able to do in time burning or the unburned thin buckwheat coal completely that fall down from upper fire-grating 7.
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (1)
1. there is a barn combustion chamber for inclined double-deck fire grate, comprise furnace wall body of wall and fire door (6), described furnace wall body of wall by inner be furnace lining (4), heat-insulation layer (3) and common brick exterior wall (1) outward successively; Described fire door (6) is arranged on the front wall top of furnace wall body of wall; It is characterized in that: also comprise spring (2), circular top cover (5), upper fire-grating (7), removable ash door (8), lower fire grating (9) and slag discharge plate (10);
The front wall bottom of described furnace wall body of wall arranges ash disposal mouth, and described removable ash door (8) is arranged on ash disposal mouth and with the chute in the vertical direction arranging on front wall and slidably coordinates; Described circular top cover (5) is arranged on the top of furnace wall body of wall, and circular top cover (5) is made up of refractory material, the upper uniform multiple flue gas flow channels (12) by the outside sector structure radially in center that arrange of circular top cover (5);
Described upper fire-grating (7) is embedded in the left and right wall and front wall of furnace wall body of wall, upper fire-grating (7) is skewed, the height of close front wall one side of upper fire-grating (7) is higher than the height away from front wall one side, and described upper fire-grating (7) is greater than away from the distance between fire bars (15) and the fire bars (15) of front wall one side near the distance between fire bars (15) and the fire bars (15) of front wall one side;
One side of described slag discharge plate (10) is hinged on the rear wall of furnace wall body of wall, described spring (2) is arranged on the below of slag discharge plate (10), one end of spring (2) is connected on the rear wall of furnace wall body of wall, the other end of spring (2) is connected on the opposite side of slag discharge plate (10) and supports this slag discharge plate (10), slag discharge plate (10) is horizontally disposed with, and the opposite side of slag discharge plate (10) is the side away from front wall near upper fire-grating (7);
Described lower fire grating (9) is embedded in the left and right wall of furnace wall body of wall, lower fire grating (9) is horizontally disposed with, the height of lower fire grating (9) is positioned at the upper position of ash disposal mouth, the upper uniform multiple fireholes (17) that arrange of described lower fire grating (9), the bottom in described furnace wall body of wall and the below that is positioned at lower fire grating (9) form cinder chamber (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410282266.XA CN104006376B (en) | 2014-06-23 | 2014-06-23 | A kind of barn combustion chamber with inclined double-deck fire grate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410282266.XA CN104006376B (en) | 2014-06-23 | 2014-06-23 | A kind of barn combustion chamber with inclined double-deck fire grate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104006376A true CN104006376A (en) | 2014-08-27 |
| CN104006376B CN104006376B (en) | 2016-03-09 |
Family
ID=51367168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410282266.XA Expired - Fee Related CN104006376B (en) | 2014-06-23 | 2014-06-23 | A kind of barn combustion chamber with inclined double-deck fire grate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104006376B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106196088A (en) * | 2016-08-19 | 2016-12-07 | 李世平 | A kind of incinerator of energy-saving and emission-reduction |
| CN108194917A (en) * | 2018-03-05 | 2018-06-22 | 中南大学 | Dissipate coal bed top surface igniting hot blast stove for flue-cured tobacco |
| CN108916877A (en) * | 2018-07-31 | 2018-11-30 | 株洲中车南方环保科技有限公司 | A kind of domestic waste incineration that rolling type is small-sized and the incinerating method that rolls |
| CN109645543A (en) * | 2019-01-17 | 2019-04-19 | 云南烟草机械有限责任公司 | A kind of biomass supplies heating integrated tobacco curing barn |
| CN110407439A (en) * | 2019-09-03 | 2019-11-05 | 安徽工业大学 | A kind of sludge anhydration burning device |
| CN111023100A (en) * | 2019-12-09 | 2020-04-17 | 国家海洋局北海海洋环境监测中心站 | Chemical laboratory waste incineration processing system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88212127U (en) * | 1988-02-04 | 1988-12-14 | 赵明欣 | Reflection furnace with dual-layer grates |
| CN2078842U (en) * | 1990-12-17 | 1991-06-12 | 河北省张家口市锅炉厂 | Multi-purpose vertical pressureless boiler with double grates |
| CN2361976Y (en) * | 1999-01-05 | 2000-02-02 | 吕克印 | Self-combustion refuse incinerator |
| DE20321670U1 (en) * | 2002-04-09 | 2008-10-23 | Termocabi S.R.L., Pieve S. Giacomo | Burner for pellet fuel |
| CN203880688U (en) * | 2014-06-23 | 2014-10-15 | 重庆大学 | Curing barn combustion chamber device with tilting double grate |
-
2014
- 2014-06-23 CN CN201410282266.XA patent/CN104006376B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88212127U (en) * | 1988-02-04 | 1988-12-14 | 赵明欣 | Reflection furnace with dual-layer grates |
| CN2078842U (en) * | 1990-12-17 | 1991-06-12 | 河北省张家口市锅炉厂 | Multi-purpose vertical pressureless boiler with double grates |
| CN2361976Y (en) * | 1999-01-05 | 2000-02-02 | 吕克印 | Self-combustion refuse incinerator |
| DE20321670U1 (en) * | 2002-04-09 | 2008-10-23 | Termocabi S.R.L., Pieve S. Giacomo | Burner for pellet fuel |
| CN203880688U (en) * | 2014-06-23 | 2014-10-15 | 重庆大学 | Curing barn combustion chamber device with tilting double grate |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106196088A (en) * | 2016-08-19 | 2016-12-07 | 李世平 | A kind of incinerator of energy-saving and emission-reduction |
| CN108194917A (en) * | 2018-03-05 | 2018-06-22 | 中南大学 | Dissipate coal bed top surface igniting hot blast stove for flue-cured tobacco |
| CN108194917B (en) * | 2018-03-05 | 2022-12-06 | 中南大学 | Bulk coal bed top ignition flue-curing hot blast stove |
| CN108916877A (en) * | 2018-07-31 | 2018-11-30 | 株洲中车南方环保科技有限公司 | A kind of domestic waste incineration that rolling type is small-sized and the incinerating method that rolls |
| CN109645543A (en) * | 2019-01-17 | 2019-04-19 | 云南烟草机械有限责任公司 | A kind of biomass supplies heating integrated tobacco curing barn |
| CN109645543B (en) * | 2019-01-17 | 2023-11-24 | 云南烟草机械有限责任公司 | Biomass heat supply integrated tobacco curing barn |
| CN110407439A (en) * | 2019-09-03 | 2019-11-05 | 安徽工业大学 | A kind of sludge anhydration burning device |
| CN110407439B (en) * | 2019-09-03 | 2024-06-18 | 安徽工业大学 | Sludge drying and incinerating device |
| CN111023100A (en) * | 2019-12-09 | 2020-04-17 | 国家海洋局北海海洋环境监测中心站 | Chemical laboratory waste incineration processing system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104006376B (en) | 2016-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104006376B (en) | A kind of barn combustion chamber with inclined double-deck fire grate | |
| KR101291402B1 (en) | Wood pellet stove | |
| CN203880688U (en) | Curing barn combustion chamber device with tilting double grate | |
| CN105889901A (en) | Fixed grate boiler allowing square bundle of stalks to be combusted | |
| CN107131503A (en) | A kind of Multi-layer reciprocating formula gasification combustion furnace | |
| CN110410777B (en) | Biomass furnace heating equipment for flue-cured tobacco | |
| CN204829880U (en) | Take ignition's living beings granule combustor | |
| KR101587377B1 (en) | Reverse combustion firewood stove | |
| CN202581285U (en) | Energy-saving type biomass boiler furnace | |
| CN203880723U (en) | Inclined double-layer grate device | |
| CN107314374A (en) | A kind of waste incinerator primary air intake pipe | |
| JP6947095B2 (en) | Waste incinerator and waste incinerator method | |
| CN103471389B (en) | Biomass fuel aluminum melting furnace | |
| CN104748103B (en) | A kind of gradual smokeless burning stove | |
| CN201724256U (en) | Environment-friendly biomass energy particle burning furnace with easy discharging of fuel black dirt | |
| CN206803176U (en) | A kind of Multi-layer reciprocating formula gasification combustion furnace | |
| CN204739572U (en) | Full -automatic smokeless biomass boiler | |
| CN106642074A (en) | Pellet combustion device | |
| CN201539853U (en) | Fuel cage and combustor thereof | |
| CN101581447A (en) | Fuel cage and burner with same | |
| CN201748481U (en) | Combustor for biomass particle fuel combustion furnace | |
| US4572155A (en) | Convergent flow stove | |
| CN201429095Y (en) | Civil cooking stove utilizing granular biomass fuel | |
| CN103492807A (en) | Incinerator having afterburner grate | |
| CN201764524U (en) | Air distribution system of biomass molding fuel boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20170623 |