CN204421073U - Renewable biomass fuel-fired furnace - Google Patents
Renewable biomass fuel-fired furnace Download PDFInfo
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- CN204421073U CN204421073U CN201520023507.9U CN201520023507U CN204421073U CN 204421073 U CN204421073 U CN 204421073U CN 201520023507 U CN201520023507 U CN 201520023507U CN 204421073 U CN204421073 U CN 204421073U
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Abstract
This application discloses a kind of renewable biomass fuel-fired furnace, comprising: urceolus, be provided with air outlet, its top is the top cover offering stockhole; Combustion barrel, is built in urceolus, and forms the air chamber closed top and bottom between combustion barrel and urceolus, and combustion barrel offers fresh air inlet, and combustion barrel inside is combustion chamber, and combustion chamber is communicated with stockhole.Reproducible biomass fuel in use, is put into combustion barrel by this combustion furnace, and air enters in air chamber from air outlet, enter in the combustion chamber of combustion barrel by fresh air inlet, for oxygen supply, from bonnet by ignited fuel, fuel burns from top to bottom, and flame from the stockhole of bonnet out.This renewable biomass combustion furnace is used for burning renewable biomass fuel specially, and compared with the kitchen range top of the prior art, can move whenever and wherever possible, shift one's position, not by the impact of position.
Description
Technical field
The utility model relates to stove and accessory technical field, particularly a kind of renewable biomass fuel-fired furnace.
Background technology
Along with improving constantly of social life level, the stove and accessory used in most of family has been transitioned into the environmental protection such as natural gas cooking stove, electromagnetic oven gradually, has polluted little stove and accessory from common coal stove.But in the family of rural area and Border Districts of A City, coal furnace or widely used stove and accessory.And coal is non-renewable energy resources, use coal as fuel if simple, not only easily cause resource nervous, and for rural households, fire coal is a no small spending.
Be seen everywhere in rural area " waste product " that branch, leaf, withered grass, stalk, cow dung etc. can burn, and these as fuel, can replace coal equally completely, and do not need to spend cost, belongs to renewable biomass fuel.But not being specifically designed to the stove and accessory of the above-mentioned renewable biomass fuel that burns in existing stove and accessory, is generally adopt the kitchen range top assembled in family.Trouble built by this kitchen range top, and constructed after, can not move, use inconvenience.
In sum, how in rural area fully and utilize lower-cost renewable biomass fuel easily, those skilled in the art's problem demanding prompt solution is become.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of renewable biomass fuel-fired furnace, to be specifically designed to burning renewable biomass fuel, and not by the restriction of position, easy to use.
For achieving the above object, the utility model provides following technical scheme:
A kind of renewable biomass fuel-fired furnace, comprising:
Urceolus, is provided with air outlet, and its top is the top cover offering stockhole;
Combustion barrel, is built in described urceolus, and forms the air chamber all closed top and bottom between described combustion barrel and described urceolus, and described combustion barrel offers fresh air inlet, and described combustion barrel inside is combustion chamber, and described combustion chamber is communicated with described stockhole.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, also comprise the heat insulation cylinder be arranged between described urceolus and described combustion barrel, the heat radiation chamber all closed top and bottom is formed between described urceolus and described heat insulation cylinder, the air intake chamber all closed top and bottom is formed, described air outlet and described air intake chamber between described heat insulation cylinder and described combustion barrel.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, described combustion barrel comprises:
Cylindrical shell, it offers some described fresh air inlets, and inside is combustion chamber;
First taper joint, its large end is connected with the upper end of described cylindrical shell, and its conical surface offers some described fresh air inlets;
Second taper joint, the internal face closing contact of its large end and described heat insulation cylinder, its small end is connected with the small end of described first taper joint.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, the upper portion side wall of described urceolus is also provided with exhaust opening, and the top of described heat insulation cylinder is the tail gas diversion division exceeding described combustion barrel, and the wall of described tail gas diversion division offers exhaust emissions hole.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, the upper portion side wall of described urceolus also offers for feeding port, the wall of described tail gas diversion division also offers the material mouth corresponding with described feeding port position.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, described air outlet place is also provided with air-supply arrangement.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, described air outlet is the taper ajutage of bore to convergent in stove.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, also comprise and to be arranged on below described combustion barrel and the ashes drawer of release can be advanced, the bottom of described combustion barrel be turning fall the base plate of ash.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, also comprise the turning handle be fixedly connected with described base plate, the handle of described turning handle is positioned at the outside of described urceolus.
Preferably, in above-mentioned renewable biomass fuel-fired furnace, the wall of described urceolus also offers some louvres.
Compared with prior art, the beneficial effects of the utility model are:
The renewable biomass fuel-fired furnace that the utility model provides comprises urceolus and combustion barrel, the top of urceolus is top cover, and combustion barrel is arranged in urceolus, forms the air chamber that top and bottom are closed between combustion barrel and urceolus, combustion barrel inside is combustion chamber, and combustion barrel offers fresh air inlet.During use, reproducible biomass fuel (as branch, leaf, withered grass, bark, tree root, shuck, shrub, cow dung, stalk, waste paperboard etc.) is put into combustion barrel, air enters in air chamber from air outlet, enter in the combustion chamber of combustion barrel by fresh air inlet, for oxygen supply, from stockhole by ignited fuel, fuel burns from top to bottom, and flame from stockhole out.This combustion furnace is used for burning renewable biomass fuel specially, and compared with the kitchen range top of the prior art, can move whenever and wherever possible, shift one's position, not by the impact of position.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of a kind of renewable biomass fuel-fired furnace that Fig. 1 provides for the utility model embodiment;
The front view of a kind of renewable biomass fuel-fired furnace that Fig. 2 provides for the utility model embodiment;
The side view of a kind of renewable biomass fuel-fired furnace that Fig. 3 provides for the utility model embodiment;
Fig. 4 is A-A schematic cross-section in Fig. 2;
Fig. 5 is B-B schematic cross-section in Fig. 3;
The structural representation of the urceolus of a kind of renewable biomass fuel-fired furnace that Fig. 6 provides for the utility model embodiment;
The structural representation of the heat insulation cylinder of a kind of renewable biomass fuel-fired furnace that Fig. 7 provides for the utility model embodiment;
The structural representation of the cylindrical shell of a kind of combustion barrel that Fig. 8 provides for the utility model embodiment;
The structural representation of the first taper joint of a kind of combustion barrel that Fig. 9 provides for the utility model embodiment;
The structural representation of the second taper joint of a kind of combustion barrel that Figure 10 provides for the utility model embodiment;
The structural representation of the turning handle of a kind of renewable biomass fuel-fired furnace that Figure 11 provides for the utility model embodiment;
The structural representation of the ashes drawer of a kind of renewable biomass fuel-fired furnace that Figure 12 provides for the utility model embodiment.
In above-mentioned Fig. 1-Figure 12,1 be urceolus, 2 be smoke exhaust pipe, 3 be top cover, 4 be ashes drawer, 5 be turning handle, 6 be heat insulation cylinder, 7 be combustion barrel, 8 for air intake chamber;
101 be air outlet, 102 be louvre, 103 be feeding port, 104 be exhaust opening, 301 be stockhole, 601 be tail gas diversion division, 6011 be exhaust emissions hole, 6012 be material mouth, 701 to be the first taper joint, 703 be that the second taper joint, 7011 is fresh air inlet for cylindrical shell, 702.
Detailed description of the invention
Core of the present utility model there is provided a kind of renewable biomass fuel-fired furnace, is specifically designed to and uses renewable biomass fuel, save coal resources, and can move whenever and wherever possible, not by position limitation, easy to use.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1-Figure 12, the utility model embodiment provides a kind of renewable biomass fuel-fired furnace, hereinafter referred to as combustion furnace, comprise urceolus 1 and combustion barrel 7: wherein, urceolus 1 is provided with air outlet 101, air outlet 101 is preferably arranged near bottom, and also can be arranged on the middle part of urceolus 1, the top of urceolus 1 is the top cover 3 offering stockhole 301; Top cover 3 covers on urceolus 1, form the bonnet closed, the structure that top cover 3 preferably internally caves in, can be placed on top cover 3 by by the container heated, make to form certain space between top cover 3 and container bottom, flame can carry out homogeneous heating to container in this space, increases the heating surface area of container, certainly, top cover 3 also can be slab construction; Combustion barrel 7 is built in urceolus 1, and between combustion barrel 7 and urceolus 1, form the air chamber all closed top and bottom, air chamber is loop configuration, combustion barrel 7 offers multiple fresh air inlet 7011, combustion barrel 7 inside is combustion chamber, and combustion chamber is communicated with stockhole 301, and air can only enter air chamber by air outlet 101, entering in combustion chamber, is fuel oxygen supply again.
The using method of above-mentioned combustion furnace is: placed in place by combustion furnace, from stockhole 301 by renewable biomass fuel (as branch, leaf, withered grass, bark, tree root, shuck, shrub, cow dung, stalk, waste paperboard etc.) put into the combustion chamber of combustion barrel 7, from stockhole 301 by ignited fuel, fuel burns from top to bottom, in the process of burning, air enters the air chamber of annular from the air outlet 101 of urceolus 1, combustion chamber is entered again by the fresh air inlet 7011 on combustion barrel 7, for the burning of fuel provides oxygen, air enters combustion chamber from the surrounding of combustion barrel 7, oxygen supply is sufficient, sufficient combustion, smog is few, flame enters in bonnet, heated by stockhole 301 pairs of containers.
Combustion furnace in the utility model mainly using renewable biomass fuel as combustible substance, certainly, also can put into other solid materials that can burn, as coal etc.This combustion furnace is more suitable for using in rural households, the material that the agricultural crop straw etc. that can make full use of discarded cost free is seen everywhere, save coal, reduce living cost, and this combustion furnace can move to optional position whenever and wherever possible as required, compared with prior art, use more convenient.Combustion furnace in the application can be used for family to be used alone, and also multiple combustion furnace can be got up by framework composition, form the large-scale kitchen range top, for restaurant.
As shown in Figure 4 and Figure 5, combustion furnace is optimized further, in the present embodiment, combustion furnace also comprises the heat insulation cylinder 6 be arranged between urceolus 1 and combustion barrel 7, the heat insulation chamber that top and bottom are all closed is formed between urceolus 1 and heat insulation cylinder 6, the air intake chamber 8 all closed top and bottom is formed, air outlet 101 and air intake chamber between heat insulation cylinder 6 and combustion barrel 7.More specifically, closed by upper sealing plate and lower shrouding between urceolus 1 with heat insulation cylinder 6 and be connected, surround heat insulation chamber by urceolus 1, heat insulation cylinder 6, upper sealing plate and lower shrouding, utilize the heat of air barrier combustion barrel 7 to be delivered to urceolus 1.Heat insulation cylinder 6 not only plays heat insulation effect, also serve air intake air-flow pressurization, air is directly sent into air intake chamber from air outlet 101, by the time after air is all full of the air intake chamber of annular, while air is heated, can more uniformly enter in combustion chamber by fresh air inlet 7011, make full combustion of fuel.Certainly, the selection that heat insulation cylinder 6 is just more excellent is set, also can not arranges.
As shown in Fig. 4, Fig. 5, Fig. 8-Figure 10, in the present embodiment, combustion barrel 7 comprises cylindrical shell 701, first taper joint 702 and the second taper joint 703; Wherein, cylindrical shell 701 offers some fresh air inlets 7011, inside is combustion chamber; The large end of the first taper joint 702 is connected with the upper end of cylindrical shell 701, and the conical surface of the first taper joint 702 offers some fresh air inlets 7011; The large end of the second taper joint 703 and the internal face closing contact of heat insulation cylinder 6, the small end of the second taper joint 703 is connected with the small end of the first taper joint 702, after three combines, make the top of combustion barrel 7 have a reducing, and by the centroclinal gradually conical surface of the second taper joint 703, fuel is fallen in combustion barrel 7 more smoothly.It is to form the burning of mixed oxygen herein that the conical surface of the first taper joint 702 is offered fresh air inlet 7011, because the first taper joint 702 is positioned at the top of combustion barrel 7, the wood gas that fuel primary combustion, high-temperature retorting are formed is gathered in herein, oxygen is passed in the first taper joint 702, oxygen mix after can making wood gas and heating is burnt, thus significantly reduce smog generation, improve efficiency of combustion.
More specifically, the cylindrical shell 701 of combustion barrel 7 is circular cylinder body, fresh air inlet 7011 is along the circumferential direction uniform, a circle fresh air inlet 7011 is offered apart from 30mm place bottom it in cylindrical shell 701 bottom, medium position offers a circle fresh air inlet 7011, a circle fresh air inlet 7011 is offered on cylindrical shell 701 top, fresh air inlet 7011 is the circular hole of diameter between 3mm ~ 5mm, consider that the position of Actual combustion is positioned at the top of combustion barrel 7, the quantity of often enclosing fresh air inlet 7011 is more the closer to combustion barrel 7 top, and the quantity of the fresh air inlet 7011 on cylindrical shell 701 is 20 ~ 30.Fresh air inlet 7011 in first taper joint 702 is two rows, and quantity is 30 ~ 40.Certainly, cylindrical shell 701 also can be rectangular cylinder, and position and the quantity of fresh air inlet 7011 are rationally arranged according to actual needs, are not limited to the situation cited by the present embodiment.
As shown in Fig. 4, Fig. 6 and Fig. 7, in the present embodiment, the upper portion side wall of urceolus 1 is also provided with exhaust opening 104, the top of heat insulation cylinder 6 is the tail gas diversion division 601 exceeding combustion barrel 7, the wall of tail gas diversion division 601 offers exhaust emissions hole 6011.The length of heat insulation cylinder 6 is longer than the length of combustion barrel 7, the part exceeded is tail gas diversion division 601, burning produce tail gas from combustion barrel 7 out, the bonnet be positioned at above heat insulation chamber and air intake chamber 8 is directed to by tail gas diversion division 601, and be disposed to equably by exhaust emissions hole 6011 in the annular space that surrounded by tail gas diversion division 601 and urceolus 1, finally discharge from exhaust opening 104.Exhaust opening 104 can be connected with smoke exhaust pipe 2, and smoke exhaust pipe 2 can selection standard part, as water heater tail gas universal accessories, and also can according to size designed, designed.
Certainly, urceolus 1 also can not arrange exhaust opening 104, heat insulation cylinder 6 also can not arrange tail gas diversion division 601, and only smoke discharging effect does not have above-described embodiment desirable, but belongs to protection domain of the present utility model equally.
Further, as shown in Fig. 1, Fig. 5-Fig. 7, the upper portion side wall of urceolus 1 also offers feeding port 103, the wall of tail gas diversion division 601 also offers the material mouth 6012 corresponding with feeding port 103 position.The object of such setting is in order in the process of fuel combustion, and top cover 3 is placed with container, and stockhole 301 is plugged, and can send into fuel by the feeding port 103 on urceolus 1 sidewall.More preferably, be also provided with seal cover in feeding port 103 position, after filling in material, by seal cover, feeding port 103 closed, do not hinder burning.
In order to improve the efficiency of combustion of combustion furnace further, in the present embodiment, air outlet 101 place is also provided with air-supply arrangement.Air-supply arrangement can be air blast or fan, and more specifically, fan is 12V DC fan.During burning, in air intake chamber, blast air by air-supply arrangement, to increase air pressure, increase amount of oxygen when entering burning, make fuel combustion more abundant, reduce the generation of smog.
As optimization, air outlet 101 is the taper ajutage of inside convergent.Then air is through the taper ajutage of convergent, and air velocity increases, and air is entered in combustion chamber fast, improves efficiency of combustion.Certainly, air outlet 101 also can be isometrical pipe or rectangular tube etc.Except adopting air-supply arrangement, the mode of artificial air-supply can also be adopted to blow in stove, and namely hand-held fan is to air outlet place pectinid, and just labour intensity is larger.
As shown in Fig. 1-Fig. 5, Figure 11 and Figure 12, in the present embodiment, combustion furnace also comprises and to be arranged on below combustion barrel 7 and can to advance the ashes drawer 4 of release, the bottom of combustion barrel 7 be turning fall the base plate of ash.Fuel, after combustion barrel 7 combustion completes, can be saved bit by bit ashes in bottom, conveniently clear up, and there will not be the situation of subsiding when fuel combustion, turnover base plate is arranged in the bottom of combustion barrel 7.During normal combustion, base plate is for keeping flat, and when needing deashing, turnover board, base plate tilts, and the ashes on base plate fall into the ashes drawer 4 of below, are then therefrom extracted out by ashes drawer 4, push combustion furnace and reuse after cleaning out.
Certainly, also the base plate of combustion barrel 7 can be arranged to the base plate that can extract out, during normal combustion, base plate is positioned at combustion barrel 7, and when needing cleaning dust stratification, extracted out by base plate, dust stratification falls into ashes drawer 4; Or the base plate with through hole is arranged in the bottom of combustion barrel 7, and in the process of burning, dust stratification constantly falls into ashes drawer 4.The mode realizing deashing has a lot, does not enumerate at this.
As optimization, when the base plate employing overturn structure of combustion barrel 7, combustion furnace also comprises the turning handle 5 be fixedly connected with base plate, and the handle of turning handle 5 is positioned at the outside of urceolus 1.During deashing, at outside turning handle, base plate is rotated inclination, and ashes fall.Turning handle 4 is rotatably connected on combustion furnace.
As shown in Figure 6, in the present embodiment, the shape of urceolus 1 is cubic tubular, and four ribs are arc transition, and the wall of urceolus 1 also offers some louvres 102, the heat be delivered on urceolus 1 outwards can be distributed rapidly.More preferably, louvre 102 is arranged on the seamed edge of four arc transition.Certainly, urceolus 1 can also be the shapes such as cylinder, and the position of louvre 102 can also be arranged on other position of urceolus 1, is not limited to situation cited in the present embodiment.
Present embodiments provide a kind of concrete combustion furnace, the diameter of combustion barrel 7 is 200mm ~ 260mm, be highly 250mm ~ 350mm, the end diameter of the first taper joint 702 and the second taper joint 703 is 100mm ~ 150mm, and the diameter of stockhole 301 is 100mm ~ 150mm; Feeding port 103 and material mouth 6012 are the square opening of 100mm × 60mm; Spacing between urceolus 1 and heat insulation cylinder 6 is 20mm, and the spacing between heat insulation cylinder 6 and combustion barrel 7 is 30mm; The degree of depth of ashes drawer is 40mm.Certainly, these are a kind of concrete structure of the present embodiment, according to actual user demand, can change the size of combustion furnace each several part, be not specifically limited at this.
The combustion system of the combustion furnace in the utility model is combined type burning, namely comprises direct burning, high-temperature retorting gasification, air preheat and the burning of mixed oxygen; Particularly, air-supply arrangement air blast oxygen supply, sent into by taper ajutage in the air intake chamber of annular, air is heated, and enters in combustion chamber from the fresh air inlet of combustion barrel surrounding, oxygen and the direct catalytic combustion of fuel, the high temperature produced is by fuel destructive gasifying, and produce wood gas, wood gas and oxygen mix are burnt, thus considerably reduce the generation of smog, achieve efficient burning.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a renewable biomass fuel-fired furnace, is characterized in that, comprising:
Urceolus (1), is provided with air outlet (101), and its top is for offering the top cover (3) of stockhole (301);
Combustion barrel (7), be built in described urceolus (1), and form the air chamber all closed top and bottom between described combustion barrel (7) and described urceolus (1), described combustion barrel (7) offers fresh air inlet (7011), described combustion barrel (7) inside is combustion chamber, and described combustion chamber is communicated with described stockhole (301).
2. renewable biomass fuel-fired furnace according to claim 1, it is characterized in that, also comprise the heat insulation cylinder (6) be arranged between described urceolus (1) and described combustion barrel (7), the heat insulation chamber that top and bottom are all closed is formed between described urceolus (1) and described heat insulation cylinder (6), form the air intake chamber (8) all closed top and bottom between described heat insulation cylinder (6) and described combustion barrel (7), described air outlet (101) is communicated with described air intake chamber (8).
3. renewable biomass fuel-fired furnace according to claim 2, is characterized in that, described combustion barrel (7) comprising:
Cylindrical shell (701), it offers some described fresh air inlets (7011), and inside is combustion chamber;
First taper joint (702), its large end is connected with the upper end of described cylindrical shell (701), and its conical surface offers some described fresh air inlets (7011);
Second taper joint (703), the internal face closing contact of its large end and described heat insulation cylinder (6), its small end is connected with the small end of described first taper joint (702).
4. renewable biomass fuel-fired furnace according to claim 3, it is characterized in that, the upper portion side wall of described urceolus (1) is also provided with exhaust opening (104), the top of described heat insulation cylinder (6), for exceeding the tail gas diversion division (601) of described combustion barrel (7), the wall of described tail gas diversion division (601) offers exhaust emissions hole (6011).
5. renewable biomass fuel-fired furnace according to claim 4, it is characterized in that, the upper portion side wall of described urceolus (1) also offers feeding port (103), the wall of described tail gas diversion division (601) also offers the material mouth (6012) corresponding with described feeding port (103) position.
6. the renewable biomass fuel-fired furnace according to any one of claim 1-5, is characterized in that, described air outlet (101) place is also provided with air-supply arrangement.
7. renewable biomass fuel-fired furnace according to claim 6, is characterized in that, described air outlet (101) is for bore is to the taper ajutage of convergent in stove.
8. the renewable biomass fuel-fired furnace according to any one of claim 1-5, it is characterized in that, also comprise and be arranged on described combustion barrel (7) below and the ashes drawer (4) of release can be advanced, the bottom of described combustion barrel (7) be turning fall the base plate of ash.
9. renewable biomass fuel-fired furnace according to claim 8, it is characterized in that, also comprise the turning handle (5) be fixedly connected with described base plate, the handle of described turning handle (5) is positioned at the outside of described urceolus (1).
10. renewable biomass fuel-fired furnace according to claim 1, is characterized in that, the wall of described urceolus (1) also offers some louvres (102).
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| CN201520023507.9U CN204421073U (en) | 2015-01-14 | 2015-01-14 | Renewable biomass fuel-fired furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566481A (en) * | 2015-01-14 | 2015-04-29 | 成都乐马多创新科技有限公司 | Renewable biomass fuel burning furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104566481A (en) * | 2015-01-14 | 2015-04-29 | 成都乐马多创新科技有限公司 | Renewable biomass fuel burning furnace |
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