CN203893229U - Semi-gasification-combustion-type biomass cooking heating furnace - Google Patents
Semi-gasification-combustion-type biomass cooking heating furnace Download PDFInfo
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- CN203893229U CN203893229U CN201420308376.4U CN201420308376U CN203893229U CN 203893229 U CN203893229 U CN 203893229U CN 201420308376 U CN201420308376 U CN 201420308376U CN 203893229 U CN203893229 U CN 203893229U
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- combustion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model discloses a semi-gasification-combustion-type biomass cooking heating furnace, and belongs to the technical field of rural new energy resources and energy conservation. The semi-gasification-combustion-type biomass cooking heating furnace specifically comprises a furnace body and a head tank arranged on one side of the furnace body. The lower portion of the head tank is flush with and communicated with the upper portion of the furnace body, a pot circle is arranged on the fire hole portion of the furnace body, the pot circle is of the structure of a conical sleeve with an edge, the edge is arranged at the position of a large-caliber circular ring surface, a small-caliber circular ring surface is matched with a furnace hole of the fire hole portion in an equal-diameter mode, fire distribution holes are formed in the lateral wall of the conical sleeve and the fire distribution holes are evenly distributed in three quarters of the lateral wall surface. According to the semi-gasification-combustion-type biomass cooking heating furnace, biomass solid briquette fuel, scattered straw and wood branches are used as the fuel, through structural improvement of the pot circle, the combustion staying time of flames at the position of the furnace hole is prolonged, combusting and cooking performance is improved and smoke dust emission is reduced.
Description
Technical field
The utility model relates to a kind of cooking and heating furnace, and especially a kind of half gasification, and combustion type cooking heating dual-purpose stove for biological materials such as burning straw, wood chip or forest paper slips, belongs to rural area new forms of energy and field of energy-saving technology.
Background technology
2013, State Council came into effect " prevention and control of air pollution action plan ", required by 2017, and coal accounts for total energy consumption proportion and is reduced to below 65%.Consumption of coal total amount negative growth is striven realizing in the regions such as Beijing-Tianjin Ji, the Yangtze River Delta, Pearl River Delta.By progressively improve accept outer transmission of electricity ratio, increase natural gas supply, strengthen non-fossil energy utilize the measures such as intensity substitute fire coal.Except city and large industrial enterprise, rural area is equally also faced with and subtracts coal consumption reduction severe situation.The total amount of the cottar of Hebei province is 1536.9 ten thousand families, and annual cooking and heating consume approximately 2,300 ten thousand tons of standard coals, account for 8% of the whole province's consumption of coal total amount.Because generally being used inefficient stove and accessory, rural area carries out scatter fire of raw coal, in causing energy waste, more increase the weight of the discharge wantonly of carbon dioxide, sulfur dioxide and flue dust, it is estimated, annual CO2 emissions are 5,980 ten thousand tons, and SO2 emissions are 34.5 ten thousand tons, and smoke discharge amount is 230,000 tons, the discharge of rural pollution thing, has exceeded city.Along with the popularization and application of commercial energy, the biomass resources such as agricultural crop straw, forest branch and the straw that rural area is a large amount of go out of use or burn, and effectively utilize this precious resources, substitute resident's fire coal and be the effective form of optimizing rural area applied energy constitute.
Since 2007, economize such as Beijing, Hebei, Shanxi, Liaoning carried out applying of biomass furnace more in rural area, and popularization amount has reached more than 200,000.By production, popularization and user tracking discovery for many years, biomass furnace still exists fuel consumption fast, the problem that firepower is weak, energy-conservation and flue gas soot emissions effect is undesirable.Specifically comprise: (1) burner hearth and fire door arrange excessive, cause fuel combustion area excessive, stove and accessory is to fuel poor controllability, and stove fire is loose and unconcentrated, a little less than firepower; Meanwhile, excess air coefficient increases, and the clean-burning fugitive constituent that is not able to do in time is in a large number brought into air flue emission, has both wasted fuel, has caused again pollution.(2) secondary air distribution outlet arranges not science, in fire door portion, one two-layer air inlet is set simply, and because furnace port diameter is large, depth is shallow, volatile matter is short in this time of staying, cannot be with oxygen supply fully in conjunction with burning, and smoke elimination dust elimination effect is undesirable.For this reason, in high-technology field that state key is supported is listed development and production " thermal efficiency >=85%, not slagging scorification, waste gas meet biomass solid fuel efficient burning technology and the device of discharge standard " by the Department of Science and Technology.Meanwhile, in December, 2012, country issued clearly proposition in " the biological industry development plan " implemented " emphasis is promoted the scale application of Biomass Briquette Technologies, strengthens research and development and application dynamics to mcroorganism matter heating boiler technology and domestic stove ".
Utility model content
The technical problems to be solved in the utility model is to provide a kind of half gasification, and combustion type biomass cooking heating stove, this stove and accessory is taking biomass solid formed fuel, loose stalk and forest branch as fuel, by the architecture advances to pot circle, the burning holdup time of fire door place flame is extended, improve burning cooking performance, reduce the soot emissions of flue gas.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of half gasification, and combustion type biomass cooking heating stove, comprise body of heater, and be located at the head box of body of heater one side, the bottom of described head box is concordant with the top of body of heater and be communicated with, it is characterized in that: the burner portion of described body of heater is provided with pot circle, described pot circle is the taper type tube-in-tube structure with edge, heavy caliber anchor ring place is located at described edge, the isometrical cooperation of fire door of small-bore anchor ring and burner portion, on the sidewall of taper type sleeve, be provided with fire seperating hole, described fire seperating hole is distributed on 3/4 side wall surface.
Said structure is further limited, the bottom of described body of heater is deashing chamber, deashing chamber top is provided with combustion chamber and feed space side by side, between combustion chamber and feed space, arrange and separate by water, described water row lower end tilts to combustion chamber, feed space is vertical feed bin, and feed bin top is sealed by panel, and bin bottom is fire grate.
Said structure is further limited, in described combustion chamber, is provided with combustion chamber, furnace core outer wall is provided with secondary air passage, and the lower end of this secondary air passage is communicated with the air distribution circle of being located at deashing chamber outer wall, and the upper end of secondary air passage is communicated with fire door place.
Said structure is further limited, and described fire grate is three that are set up in parallel, and its two ends are connected with body of heater respectively, is provided with the handle being connected with fire grate in the outside of body of heater.
Said structure is further limited, and described fire seperating hole is rectangle or circle.
Said structure is further limited, between described pot circle and the fire door of burner portion, is provided with fire sealing cover.
The beneficial effect that adopts technique scheme to produce is: the utility model is by increasing pot circle at fire door position, when can making burned flame through pot circle, burning area is constantly expanded, and outside flame can be ventilated by pot circle outside, because 3/4 sidewall is provided with fire seperating hole, 1/4 sidewall does not have fire seperating hole, under the effect of extraneous secondary air, flame is adsorbed, make flame produce cyclone effect, extend flame in the holdup time at pot circle place, thereby improve cooking performance; In addition, the utility model improves the feed bin structure of feed space, is designed to vertical feed bin, bin bottom is fire grate, by the oxygen supply of an air intake, fuel lower floor can be burnt by sufficient combustion, simultaneously at fuel upper strata burn incompletely, that fuel is separated out volatile matter and entered combustion chamber, realize burning again, be half gasification, and combustion type, fuel can fully burn, improve the thermal efficiency high, flue gas smoke discharge amount is little.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural front view of the present utility model;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
The top view of Fig. 4 view 1;
Fig. 5 is the A-A cutaway view of Fig. 1;
Fig. 6 is the D-D cutaway view of Fig. 1;
Fig. 7 is the axonometric drawing of pot circle in the utility model;
Fig. 8 is the top view of pot circle in the utility model;
Fig. 9 is the I portion enlarged drawing in Fig. 5;
Wherein: 1, head box, 2, burner portion, 3, fire grate, 4, water row, 5, dustpan, 6, panel, 7, deashing box, 8, button bowl, 9, body of heater, 10, handle, 11, air distribution circle, 12, head supporting plate, 13, base plate, 14, pot circle, 15, fire sealing cover, 16, fire seperating hole.
Detailed description of the invention
1-4 is known with reference to the accompanying drawings, and the utility model is specifically related to a kind of half gasification, and combustion type biomass cooking heating stove, and this stove and accessory has possessed two kinds of functions of cooking and heating simultaneously.Concrete structure comprises body of heater 9 and head box 1, and wherein the top of the bottom of head box 1 and body of heater 9 is concordant and be communicated with, and head box 1 supports on the lateral wall with body of heater 9 by head supporting plate 12.
In accompanying drawing 5, can find out, in body of heater 9, be divided into three spaces, its middle and lower part is deashing chamber, in deashing chamber, be provided with dustpan 5, above deashing chamber, be provided with side by side combustion chamber and feed space, between combustion chamber, feed space and deashing chamber, separate by fire grate 3, the first half between combustion chamber and feed space is arranged 4 by water and is separated, water is arranged 4 lower ends and is tilted a little to combustion chamber, makes the lower space of feed space have the trend of increase.The main body of feed space is vertical feed bin, and feed bin top is charging aperture, after charging, seals by panel 6, and bin bottom is fire grate 3.
In accompanying drawing 6, can find out, fire grate in body of heater is three that are set up in parallel, its two ends are connected with body of heater 9 respectively, be provided with the handle 10 being connected with fire grate 3 in the outside of body of heater 9,10 rotarily drive by shaking hands, fire grate 3 is overturn, realize the material ash after cleaning burning, make material ash fall into the dustpan 5 of deashing chamber.
In combustion chamber, be provided with combustion chamber, furnace core outer wall is provided with secondary air passage, the lower end of this secondary air passage is communicated with the air distribution circle 11 of being located at deashing chamber outer wall, and the upper end of secondary air passage is communicated with fire door place, realizes the function of the secondary air feed to fire door flame combustion, be the repeatedly balanced oxygen supply of body of heater, make extraneous air directly enter combustion chamber, the fixed carbon and the fugitive constituent that produce with biomass fuel fully mix, fully burning, improve the thermal efficiency high, flue gas smoke discharge amount is little.
At the fire door place of combustion chamber, set up pot circle 14, the structure of pot circle 14 is as shown in accompanying drawing 7 and 8, this pot of circle 14 is the taper type tube-in-tube structure with edge, heavy caliber anchor ring place is located at edge, the isometrical cooperation of fire door of small-bore anchor ring and burner portion 2, is provided with fire seperating hole 16 on the sidewall of taper type sleeve, fire seperating hole 16 is rectangle or circle, is distributed on 3/4 side wall surface.The edge of pot circle 14 flushes with the fire door of body of heater 9, makes carrying out cooking, contacts with the bottom of a pan.The installation site of pot circle 14 as shown in Figure 9, because the structure of pot circle 14 is toroidal, and side 3/4 is provided with fire seperating hole 16, under the effect of secondary air, fire seperating hole 16 can carry out suction-operated to burned flame, make flame around form the burner body of rotate effect, thereby extend the holdup time of flame, improve cooking performance.
In addition, between pot circle 14 and the fire door of burner portion 2, be provided with fire sealing cover 15.In the time of not cooking of stove and accessory, can bank up a fire to its air intake, slow down the burning velocity of fuel.
The utility model is half gasification, and combustion type biomass cooking heating stove, taking biomass solid formed fuel, loose stalk and forest branch as fuel, part of fuel is fully burnt, part of fuel is carried out gasification, and combustion, realize the abundant burning of fuel, the heat discharging is absorbed by the heat-exchanger rig in cooker and body of heater, have advantages of that fuel combustion is abundant, the thermal efficiency is high, flue gas smoke discharge amount is little, be widely used in rural area and samll cities and towns and occupy daily cooking, belong to rural area new forms of energy and field of energy-saving technology.
Claims (6)
1. one and half gasification, and combustion type biomass cooking heating stoves, comprise body of heater (9), and be located at the head box (1) of body of heater (9) one sides, the top of the bottom of described head box (1) and body of heater (9) is concordant and be communicated with, it is characterized in that: the burner portion (2) of described body of heater (9) is provided with pot circle (14), described pot circle (14) is the taper type tube-in-tube structure with edge, heavy caliber anchor ring place is located at described edge, the isometrical cooperation of fire door of small-bore anchor ring and burner portion (2), on the sidewall of taper type sleeve, be provided with fire seperating hole (16), described fire seperating hole (16) is distributed on 3/4 side wall surface.
2. half gasification, and combustion type biomass cooking heating stove according to claim 1, it is characterized in that: the bottom of described body of heater (9) is deashing chamber, deashing chamber top is provided with combustion chamber and feed space side by side, between combustion chamber and feed space, arranging (4) by water separates, described water row (4) lower end tilts to combustion chamber, feed space is vertical feed bin, and feed bin top is by panel (6) sealing, and bin bottom is fire grate (3).
3. half gasification, and combustion type biomass cooking heating stove according to claim 2, it is characterized in that: in described combustion chamber, be provided with combustion chamber, furnace core outer wall is provided with secondary air passage, the lower end of this secondary air passage is communicated with the air distribution circle (11) of being located at deashing chamber outer wall, and the upper end of secondary air passage is communicated with fire door place.
4. half gasification, and combustion type biomass cooking heating stove according to claim 2, it is characterized in that: described fire grate (3) is three that are set up in parallel, its two ends are connected with body of heater (9) respectively, are provided with the handle (10) being connected with fire grate (3) in the outside of body of heater (9).
5. half gasification, and combustion type biomass cooking heating stove according to claim 1, is characterized in that: described fire seperating hole (16) is rectangle or circle.
6. half gasification, and combustion type biomass cooking heating stove according to claim 1, is characterized in that: between described pot circle (14) and the fire door of burner portion (2), be provided with fire sealing cover (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308376.4U CN203893229U (en) | 2014-06-11 | 2014-06-11 | Semi-gasification-combustion-type biomass cooking heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308376.4U CN203893229U (en) | 2014-06-11 | 2014-06-11 | Semi-gasification-combustion-type biomass cooking heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203893229U true CN203893229U (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420308376.4U Expired - Fee Related CN203893229U (en) | 2014-06-11 | 2014-06-11 | Semi-gasification-combustion-type biomass cooking heating furnace |
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| CN (1) | CN203893229U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826361A (en) * | 2016-04-13 | 2018-11-16 | 吴士妹 | A kind of grey separated structure of cooking stove forced guiding multistage convolution compacting fire |
| CN115388459A (en) * | 2022-08-16 | 2022-11-25 | 湖北鑫星节能炉具有限公司 | Environment-friendly firewood stove with heating function |
-
2014
- 2014-06-11 CN CN201420308376.4U patent/CN203893229U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108826361A (en) * | 2016-04-13 | 2018-11-16 | 吴士妹 | A kind of grey separated structure of cooking stove forced guiding multistage convolution compacting fire |
| CN108826361B (en) * | 2016-04-13 | 2019-11-01 | 扬州市品冠体育用品有限公司 | A kind of grey separated structure of cooking stove forced guiding multistage convolution compacting fire |
| CN115388459A (en) * | 2022-08-16 | 2022-11-25 | 湖北鑫星节能炉具有限公司 | Environment-friendly firewood stove with heating function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20180611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |