CN102966968B - Air preheating structure of burner - Google Patents
Air preheating structure of burner Download PDFInfo
- Publication number
- CN102966968B CN102966968B CN201210512424.7A CN201210512424A CN102966968B CN 102966968 B CN102966968 B CN 102966968B CN 201210512424 A CN201210512424 A CN 201210512424A CN 102966968 B CN102966968 B CN 102966968B
- Authority
- CN
- China
- Prior art keywords
- air
- heater
- sleeve
- cylinder
- air inlet
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Solid-Fuel Combustion (AREA)
Abstract
The invention discloses an air preheating structure of a burner, which comprises a stove body and a combustion chamber inside the stove body, wherein a vent hole is formed in the stove body, an air inlet is formed on the combustion chamber, and the vent hole is formed in the upper part of the stove body; a bent flow detouring channel is arranged inside the stove body, one end of the flow detouring channel is connected with the vent hole of the stove body, and the other end thereof is connected with the air inlet of the combustion chamber. According to the invention, the bent flow detouring channel is arranged between the vent hole in the upper part of the stove body and the air inlet of the combustion chamber, so that the path length for the air to enter the combustion chamber is increased in the limited space of a camping stove. When the cold air reaches to the combustion chamber from the vent hole through the long-distance bent flow detouring channel, the air is fully preheated in the access process. The cold air is fully preheated to turn into high-temperature gas, so the preheated gas does not restrict the temperature increase in the stove. The air preheating structure disclosed by the invention not only increases the temperature of the stove fire, but also provides a guarantee for sufficient combustion of fuel so as to increase the utilization rate of the fuel.
Description
Technical field
The present invention relates to a kind of outdoor goods, be specially a kind of air preheat structure that can improve camp stove fuel combustion efficiency.
Background technology
Existing camp stove in the process of combustion fuel, due to introduce air do not do any heating, so the temperature of air is identical with outdoor temperature, the highest can not more than 50 DEG C.This in combustion furnace close to the temperature of thousand degree, low-down temperature at last.When fuel burns, when needing the supply oxygen continued, air enters in the stove of combustion furnace along with the trend of air-flow, along with Cryogenic air continue enter, harmful effect can be caused to in-furnace temperature undoubtedly.High temperature in stove is run into Cryogenic air and can lower the temperature and then be heated up by combustion fuel.Cooling-temperature-rise period so repeatedly, seriously constrains the rising of in-furnace temperature, and also can accelerate the depletion rate of fuel.Meanwhile, when in-furnace temperature reduces, part of fuel also there will be unburnt situation, when running into moist fuel, also can produce a large amount of smog, causes a large amount of wastes of fuel.When flammable resource shortage, be very disadvantageous concerning the personnel being in open air for a long time.It can thus be appreciated that carry out preheating to air, be improve the more feasible way of furnace temperature, fuel saving resource.But because existing combustion furnace volume is relatively little, effective air preheat structure can not be possessed.
For the problems referred to above, although existing camp stove also uses certain solution, such as set up assisted heating device camping in body of heater, effect is also not fully up to expectations.Because heater itself needs to rely on the energy to carry out driving heating equally, so the existing camp stove being provided with assisted heating device not only fundamentally cannot solve the problem of air preheat, and the cost spent is also relatively high.
In sum, for existing camp stove, not a kind of by himself change, thus realize the structure of air preheat.
Summary of the invention
In view of this, the invention provides a kind of air preheat structure of camp stove, by the change to camp stove self structure, the abundant preheating of air can be realized in limited space, and then reach the effect improving furnace temperature and fuel is fully burned.
For solving above technical problem, technical scheme of the present invention is, a kind of air preheat structure of combustion furnace, comprise body of heater and the burner hearth being arranged on furnace interior, wherein body of heater is provided with air vent, and burner hearth is provided with air inlet, described ventilation is arranged on the top of body of heater, what described furnace interior was provided with bending streams passage, and the air vent of this one end and body of heater of streaming passage is connected, and the other end is connected with the air inlet of burner hearth.
Further, described body of heater is multi-layer sleeve structure, and sleeve and sleeve are coaxially socketed, and leaves interval between adjacent sleeve, described in stream passage and form by the wall between sleeve is through.
Further, the interval between described adjacent sleeve is all greater than 10mm.
Further, described multi-layer sleeve structure by the urceolus arranged from outside to inside successively, heat insulation cylinder, stream cylinder and combustion barrel forms; Wherein, the top of outer tube side wall is provided with air vent, and heat insulation cylinder is provided with the bottom streaming cylinder and streams mouth, and the barrel of combustion barrel is provided with air inlet; Described air vent, wall between urceolus with heat insulation cylinder, stream mouth, stream the wall between cylinder with combustion barrel and air inlet is through is successively connected, described in formation, stream passage.
Further, the height streaming mouth described in is 30mm-50mm.
Further, described in stream mouth and at least arrange three, and to arrange at equal intervals.
Further, the air vent on described outer tube wall is the bar shaped air vent regulating intake by slip air door, or three to four row's circular vent for being uniformly distributed setting on outer tube wall.
Further, described air inlet is evenly distributed on sidewall and the cylinder bottom of combustion barrel.
Further, the top of described combustion barrel is up-small and down-big cone structure.
Further, described outer tube inner wall is provided with insulation material layer.
Compared with prior art, the present invention streams passage due to what be provided with bending between the air vent and the air inlet of burner hearth of upper of furnace body, realizes adding the path that air enters burner hearth in the limited space of camp stove with this.When cold air is entered by air vent, what bend through long-distance streams passage, and when finally reaching burner hearth, air has achieved the object of abundant preheating in the process of entering.Because the abundant preheating of cold air becomes high-temperature gas, so the air after preheating can not restrict the rising of in-furnace temperature again.The present invention not only increases the temperature of stove fire, and provides guarantee for the Thorough combustion of fuel, and then improves fuel availability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1, body of heater, 2, air vent, 3, urceolus, 4, heat insulation cylinder, 5, stream cylinder, 6, stream mouth, 7, combustion barrel, 8, air inlet, 9, cone mouth.
Detailed description of the invention
Core thinking of the present invention is, air vent is arranged on the upper position of body of heater, and between the air vent and the air inlet of burner hearth of body of heater, be provided with bending stream passage, what increase cold air with this enters road strength length, makes cold air in the process of entering, obtain the abundant preheating of in-furnace temperature.
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
See Fig. 1, a kind of air preheat structure of combustion furnace, comprises body of heater 1 and the burner hearth being arranged on body of heater 1 inside.Wherein, the top of body of heater 1 is provided with air vent 2, and burner hearth is provided with air inlet 8.What body of heater 1 inside was provided with bending streams passage, and the air vent 2 of this one end and body of heater 1 of streaming passage is connected, and the other end is connected with the air inlet 8 of burner hearth.
Stream passage for what make bending, be not only confined to dig on the thorax wall of entity body of heater.Body of heater 1 can also be set to multi-layer sleeve structure.Wherein, sleeve and sleeve are coaxially fixed by socket, and leave interval between adjacent sleeve, and streaming passage can throughly by the wall between sleeve form.Sufficient in order to make to continue oxygen-supplying amount in camp stove, and at one time in, cold air as much as possiblely can obtain abundant preheating, so the interval between adjacent sleeve is all set to be greater than 10mm.
Under to regard to by sleeve between wall through form stream passage, do introduction detailed further, specific as follows:
See Fig. 1, multi-layer sleeve structure by the urceolus 3 arranged from outside to inside successively, heat insulation cylinder 4, stream cylinder 5 and combustion barrel 7 forms.Wherein, the top of urceolus 3 sidewall is provided with air vent 2, and heat insulation cylinder 4 is provided with the bottom streaming cylinder 5 and streams mouth 6, and the barrel of combustion barrel 7 is provided with air inlet 8.Bending stream passage by air vent 2, wall between urceolus 3 and heat insulation cylinder 4, stream mouth 6, stream the wall between cylinder 5 and combustion barrel 7 and air inlet 8 is through is successively connected to form.It should be noted that combustion barrel 7 has the cylindrical shell of opening for top, the inner chamber of combustion barrel 7 is the burner hearth of camp stove.
Can enter in burner hearth smoothly and fast to meet preheated air, to meet the lasting oxygen demand of fuel, so the height streaming mouth 6 is set to 30mm-50mm.Also can arrange streaming mouth 6 at equal intervals, and the number arranged is no less than three.
Air vent 2 on urceolus 3 wall, for being set to the equally distributed circular vent of three to four rows, also can be set to the bar shaped ventilating opening being provided with air door, by slip air door to realize the adjustment of intake.
Because air obtains abundant preheating, in order to enable fuel be burnt completely further, to obtain higher fuel availability.Air inlet 8 can be evenly distributed on sidewall and the cylinder bottom of combustion barrel 7.After the preheated air entered from air inlet 8 mixes with the burning gases in combustion barrel 7, each air inlet 8 place all can produce cluster flame.Because the generation direction of flame is increased, the fuel be in combustion barrel 7 will inevitably be subject to burning more fully.
In order to increase the temperature of stove fire further, the top of combustion barrel 7 can be set to up-small and down-big cone structure.Stove fire is assembled at cone mouth 9 place of cone, and then increases jet velocity and the temperature of stove fire.
Because camp stove and extraneous heat exchange are inevitable, in order to reduce the heat loss of camp stove, therefore be provided with insulation material layer on urceolus 3 inwall.In-furnace temperature will be made so well to be kept, and then after making cold air enter body of heater 1, preheating speed accelerate.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred embodiment should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. the air preheat structure of a combustion furnace, comprise body of heater and the burner hearth being arranged on furnace interior, wherein body of heater is provided with air vent, burner hearth is provided with air inlet, it is characterized in that: described air vent is arranged on the top of body of heater, what described furnace interior was provided with bending streams passage, the air vent of this one end and body of heater of streaming passage is connected, the other end is connected with the air inlet of burner hearth, body of heater is multi-layer sleeve structure, sleeve and sleeve are coaxially socketed, interval is left between adjacent sleeve, the described passage that streams forms by the wall between sleeve is through, multi-layer sleeve structure is by the urceolus arranged from outside to inside successively, heat insulation cylinder, stream cylinder and combustion barrel composition, wherein, the top of outer tube side wall is provided with air vent, and heat insulation cylinder is provided with the bottom streaming cylinder and streams mouth, and the barrel of combustion barrel is provided with air inlet, described air vent, wall between urceolus with heat insulation cylinder, stream mouth, stream the wall between cylinder with combustion barrel and air inlet is through is successively connected, described in formation, stream passage.
2. air preheat structure as claimed in claim 1, is characterized in that: the interval between described adjacent sleeve is all greater than 10mm.
3. air preheat structure as claimed in claim 1, is characterized in that: described in stream mouth height be 30mm-50mm.
4. air preheat structure as claimed in claim 1, is characterized in that: described in stream mouth and at least arrange three, and to arrange at equal intervals.
5. air preheat structure as claimed in claim 1, is characterized in that: the air vent on described outer tube wall is the bar shaped air vent regulating intake by slip air door, or three to four row's circular vent for being uniformly distributed setting on outer tube wall.
6. air preheat structure as claimed in claim 1, is characterized in that: described air inlet is evenly distributed on sidewall and the cylinder bottom of combustion barrel.
7. air preheat structure as claimed in claim 1, is characterized in that: the top of described combustion barrel is up-small and down-big cone structure.
8. as the air preheat structure in claim 1-7 as described in any one, it is characterized in that: described outer tube inner wall is provided with insulation material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210512424.7A CN102966968B (en) | 2012-12-04 | 2012-12-04 | Air preheating structure of burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210512424.7A CN102966968B (en) | 2012-12-04 | 2012-12-04 | Air preheating structure of burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102966968A CN102966968A (en) | 2013-03-13 |
| CN102966968B true CN102966968B (en) | 2015-06-17 |
Family
ID=47797283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210512424.7A Expired - Fee Related CN102966968B (en) | 2012-12-04 | 2012-12-04 | Air preheating structure of burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102966968B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335336A (en) * | 2013-06-07 | 2013-10-02 | 秦朝军 | Biomass passage combustion method |
| CN104654363B (en) * | 2015-02-10 | 2017-01-11 | 成都乐马多创新科技有限公司 | Internal combustion type camping wood-burning oven |
| CN110594727A (en) * | 2019-08-21 | 2019-12-20 | 正信德(北京)国际环保有限公司 | Burner and combustion furnace |
| CN112066383A (en) * | 2020-09-16 | 2020-12-11 | 山东萨尔帕环保科技有限公司 | Secondary air return high-temperature gasification garbage incinerator |
| CN115059936A (en) * | 2022-07-26 | 2022-09-16 | 刘真合 | Gasification pressure boost postcombustion structure and portable firewood stove |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1710327A (en) * | 2005-06-23 | 2005-12-21 | 徐南南 | Cooled-preheated-combustion-supporting direct combustion furnace |
| CN202371757U (en) * | 2011-12-08 | 2012-08-08 | 易文翔 | Biomass direct combustion stove |
| CN202955721U (en) * | 2012-12-04 | 2013-05-29 | 成都风伦达科技有限公司 | Air preheating structure of combustion furnace |
-
2012
- 2012-12-04 CN CN201210512424.7A patent/CN102966968B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1710327A (en) * | 2005-06-23 | 2005-12-21 | 徐南南 | Cooled-preheated-combustion-supporting direct combustion furnace |
| CN202371757U (en) * | 2011-12-08 | 2012-08-08 | 易文翔 | Biomass direct combustion stove |
| CN202955721U (en) * | 2012-12-04 | 2013-05-29 | 成都风伦达科技有限公司 | Air preheating structure of combustion furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102966968A (en) | 2013-03-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102966968B (en) | Air preheating structure of burner | |
| US20180156465A1 (en) | Wood-Burning Appliance | |
| CN202734221U (en) | Vertical energy-saving environmental-protection boiler | |
| CN203657429U (en) | Gas-fired cupola furnace for production of rock wool | |
| CN204084860U (en) | A kind of exhaust heat recovery structure of condensing gas wall hanging stove | |
| CN203432302U (en) | Novel pushed slab kiln sintered by direct flame | |
| CN201434491Y (en) | Water heater structure of increasing thermal efficiency | |
| CN202955721U (en) | Air preheating structure of combustion furnace | |
| CN102747202A (en) | Biomass annealing furnace | |
| CN105889929B (en) | Utilize the burner and its application method of smoke pre-heating air | |
| CN202470410U (en) | A coal hot air furnace | |
| CN201508036U (en) | Direct-combustion tube-typed split organic heat carrier boiler | |
| CN205842615U (en) | A kind of biomass efficient horizontal boiler | |
| CN205137891U (en) | It generates stove to keep off flame structure flue gas with adjustable | |
| CN103131839A (en) | Furnace body of continuous annealing furnace | |
| CN102563859A (en) | Humidifying air heating furnace | |
| CN202547076U (en) | Humidifying heating furnace | |
| CN102331083B (en) | Energy-saving hot blast stove for farming | |
| CN1963358A (en) | Hot-blast stove | |
| CN201508037U (en) | Direct-combustion tube-typed grate organic heat carrier boiler | |
| CN204574463U (en) | A kind of heating stove | |
| CN205192187U (en) | Eddy current type oven | |
| CN204902239U (en) | Hot -blast furnace is imitated to high fever | |
| CN204460692U (en) | Novel heat insulation hot-blast stove | |
| CN221570654U (en) | Energy-saving smokeless heating stove |
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 |
Granted publication date: 20150617 Termination date: 20151204 |
|
| EXPY | Termination of patent right or utility model |