CN103742910B - A kind of ready-package air preheat burner - Google Patents
A kind of ready-package air preheat burner Download PDFInfo
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- CN103742910B CN103742910B CN201410047821.0A CN201410047821A CN103742910B CN 103742910 B CN103742910 B CN 103742910B CN 201410047821 A CN201410047821 A CN 201410047821A CN 103742910 B CN103742910 B CN 103742910B
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- air
- combustion chamber
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- preheat burner
- heat absorption
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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
- 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
Abstract
The invention discloses a kind of ready-package air preheat burner, the combustion chamber comprising heat absorption basin body and be shelved on described heat absorption basin body, described heat absorption basin bottom is provided with air intake, the bottom of described combustion chamber is connected with gas inlet pipe, described combustion chamber is also provided with igniter and several air nozzles, the top of described air intake is provided with air guide way, and described air guide way flows to the inwall of heat absorption basin body for guiding air from air intake.The present invention aims to provide and can be applicable to different environment, flameholding, easy for installation, ready-package air preheat burner for ease of maintenaince, is applicable to natural gas, substitute natural gas, liquefied gas (LPG), mixing source of the gas.
Description
Technical field
The present invention relates to field of kitchen products, particularly a kind of ready-package air preheat burner.
Background technology
At present, the gas-fired equipment that hotel, restaurant, dining room and dining room etc. use requires that firepower is enough large, and localized heat intensity is high, and firing rate is fast.Cauldron kitchen range and steamer require larger thermic load (power output), and at present, what the domestic commercial gas cooking stove steamer overwhelming majority adopted is thermic load flow 50 ~ 70KW combustion power, and its flame temperature can reach 1050 DEG C ~ 1130 DEG C.
In order to combustion temperatures like this can be reached, mainly through injecting a large amount of combustion gas and air in stove, make a large amount of combustion gas can Thorough combustion at short notice.In prior art, air is mainly produced by air blast, its temperature is identical with the temperature in natural environment, in use, carries out mixed combustion after the air Injection stove of normal temperature with combustion gas, produce thermal-flame, but this scheme in use still exists some problems, particularly under environment, when too low air temperature or normal temperature, cause ignition temperature on the low side in season of northern low temperature, reduce efficiency of combustion, traditional structure ever-burning flame is bigger than normal and arrange unreasonable combustion instability.The process of flame-out igniting easily makes again the intensification cooling that in stove, refractory part is regular frequently, causes refractory part repeatedly to expand damaging or malfunctioning, such as fire-resistant stove, electronic ignition device and flame-out protection device.Simultaneously because stove core material is all condition of high temperature burning high-speed oxidation, generally again change 2 years domestic demands, replacing needs workman to chisel burner hearth to remove, and again restores, material cost height and the length that expends time in after replacing to mix fire clay again.
Therefore, invent a kind ofly can be applicable to that different environment, efficiency of combustion are high, flameholding, easy for installation, gas-cooker for ease of maintenaince or burner be market in the urgent need to.
Summary of the invention
The invention provides and can be applicable to different environment, flameholding, easy for installation, ready-package air preheat burner for ease of maintenaince, be applicable to natural gas, substitute natural gas, liquefied gas (LPG), mixing source of the gas etc.
Technical scheme provided by the invention is: a kind of ready-package air preheat burner, the combustion chamber comprising heat absorption basin body and be shelved on described heat absorption basin body, described heat absorption basin bottom is provided with air intake, the bottom of described combustion chamber is connected with gas inlet pipe, described combustion chamber is also provided with igniter and several air nozzles, the top of described air intake is provided with air guide way, and described air guide way flows to the inwall of heat absorption basin body for guiding air from air intake.
In above-mentioned ready-package air preheat burner, described air guide way is peviform, and described air guide way surrounds an annular air passage with heat absorption basin body.
In above-mentioned ready-package air preheat burner, described annular air passage narrows from lower to upper gradually.
In above-mentioned ready-package air preheat burner, described heat absorption basin body comprises basin of the bowl-shape end and is shelved on the heat-absorbing sleeve on basin of the described bowl-shape end, and described combustion chamber is shelved on described heat-absorbing sleeve, and the internal diameter of described heat-absorbing sleeve diminishes from lower to upper gradually.
In above-mentioned ready-package air preheat burner, described combustion chamber is up big and down small taper, and described igniter comprises electronic ignition pin, blowout protection ion probe and kindling material pipe kept burning day and night.
In above-mentioned ready-package air preheat burner; described heat absorption basin body also comprises the fixed support for fixing described kindling material pipe kept burning day and night; described combustion chamber is shelved on described fixed support; described fixed support is shelved on described heat-absorbing sleeve; the upper portion side wall of described combustion chamber is provided with an ever-burning flame room; it is indoor that described electronic ignition pin and blowout protection ion probe are fixedly located at described ever-burning flame, and the outlet of described kindling material pipe kept burning day and night is located at described ever-burning flame indoor.
In above-mentioned ready-package air preheat burner, the bottom of described combustion chamber is provided with a combustion gas container cavity, described combustion gas container cavity top is coated with a point fire cover, a described point fire cover is provided with several spiral-flow type gas nozzles, and described gas inlet pipe is connected on described combustion gas container cavity.
In above-mentioned ready-package air preheat burner, described spiral-flow type gas nozzle tilts upward and is arranged in described point fire cover, and the diameter of described spiral-flow type gas nozzle is 2mm ~ 3mm, and quantity is 10 ~ 20.
In above-mentioned ready-package air preheat burner, described air nozzle tilt upward be distributed in described combustion chamber sidewall on, the diameter of described air nozzle is 2mm ~ 4mm, and quantity is 60 ~ 80.
In above-mentioned ready-package air preheat burner, described basin of the bowl-shape end is connected respectively by seam with combustion chamber with fixed support, fixed support with heat-absorbing sleeve, heat-absorbing sleeve.
Compared with prior art, ready-package air preheat burner of the present invention is fixedly installed air guide way in the inner side of heat absorption basin body, air is enable to surround an annular air channel flow along air guide way and heat absorption basin body, by the inwall of air guiding heat absorption basin body, air is fully contacted with heat absorption basin body (350 DEG C ~ 450 DEG C), the temperature from ambient of air is brought up to 180 DEG C ~ 200 DEG C, air after preheating enters into combustion chamber, burning that can be stable with combustion gas, its flame temperature can reach 1250 DEG C ~ 1300 DEG C.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention;
Fig. 2 is the use schematic diagram of embodiments of the invention.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme of the present invention is described in further detail, but does not form any limitation of the invention.
Shown in figure 1, a kind of ready-package air preheat burner, comprise heat absorption basin body, be shelved on the combustion chamber 1 on described heat absorption basin body, described heat absorption basin bottom is provided with air intake 2, described combustion chamber 1 is taper, its internal diameter increases from lower to upper gradually, the bottom of described combustion chamber 1 is connected with gas inlet pipe 3, described combustion chamber 1 is also provided with igniter and several air nozzles 4, the top of described air intake 2 is provided with air guide way 5, described air guide way 5 surrounds an annular air passage 6 with heat absorption basin body, in the present embodiment, air guide way 5 can be tabular, peviform, arc-shaped, V-shaped, the shapes such as irregular figure, as long as air can be led both sides, all belong to the scope of protection of the invention.Wherein, the bottom of air guide way 5 is provided with at least two support columns 16, air guide way 5 is made to be fixed on the top of air intake 2 by this support column 16, the inner side of heat absorption basin body, the air that air intake 2 described in the present embodiment injects can be atmospheric air, also can be compressed air, this compressed-air actuated can by air pump, the device of air blast or other raising gas pressure produces.Adopt above-mentioned design, can make air and the effective transmission of heat by contact of heat absorption basin body, improve the temperature of air, the internal diameter of the combustion chamber 1 of taper is in addition up big and down small, effectively can improve the mixability of air and combustion gas.
As the further improvement of this programme, the heat-absorbing sleeve 8 that described heat absorption basin body comprises basin of the bowl-shape end 7 and is shelved on basin of the described bowl-shape end 7, described combustion chamber 1 is shelved on described heat-absorbing sleeve 8, the internal diameter of described heat-absorbing sleeve 8 diminishes from lower to upper gradually, described air guide way 5 is peviform, and described annular air passage 6 narrows from lower to upper gradually.Adopt above-mentioned design, the outlet of annular air passage 6 can be made just to the inwall of heat-absorbing sleeve 8, enable the inwall of air and heat-absorbing sleeve 8 carry out making contact, conduct heat fast, air after preheating changes flow direction under the effect of the inwall of heat-absorbing sleeve 8, flows to air nozzle 4.Further, annular air passage 6 narrows gradually from lower to upper and the pressure of air can be made to improve further, strengthens the contact dynamics of air and heat-absorbing sleeve 8, improves heat-transfer effect.It should be noted that at this, the heat-absorbing sleeve 8 described in the present embodiment can comprise metal material as cast iron, copper etc., and also can have the metal material of fire proof heat-insulation layer for outsourcing, fire proof heat-insulation layer can be chosen as asbestos etc.
In the present embodiment, described igniter comprises electronic ignition pin 9, blowout protection ion probe and kindling material pipe 10 kept burning day and night, described heat absorption basin body also comprises the fixed support 11 for fixing described kindling material pipe 10 kept burning day and night, described combustion chamber 1 is shelved on described fixed support 11, described fixed support 11 is shelved on described heat-absorbing sleeve 8, the upper portion side wall of described combustion chamber 1 is provided with an ever-burning flame room 12, described electronic ignition pin 9 and blowout protection ion probe are fixedly located in described ever-burning flame room 12, the outlet of described kindling material pipe 10 kept burning day and night is located in described ever-burning flame room 12, the specific works principle of the blowout protection ion probe described in the present embodiment is the temperature around probe sensing, be the fray-out of flame of kindling material pipe 10 kept burning day and night when the temperature decreases, initiatively close fuel gas source, prevent gas leakage accident, wherein, kindling material pipe 10 kept burning day and night is through air guide way 5 and basin of the bowl-shape end 7, be connected with the source of the gas of peripheral hardware, in this programme, air guide way 5 and basin of the bowl-shape end 7 all leave the through hole passed with gas inlet pipe 3 for kindling material pipe 10 kept burning day and night.
In the present embodiment, the bottom of described combustion chamber 1 is provided with a combustion gas container cavity 13, described combustion gas container cavity 13 top is coated with point fire cover 14, described point fire cover 14 is provided with several spiral-flow type gas nozzles 15, described gas inlet pipe 3 is connected on described combustion gas container cavity 13, wherein, described spiral-flow type gas nozzle 15 tilts upward and is arranged in described point fire cover 14, the diameter of described spiral-flow type gas nozzle 15 is 2mm ~ 3mm, quantity is 10 ~ 20, described combustion chamber 1 is provided with multilayer annular boss, described air nozzle 4 tilt upward be distributed in described combustion chamber 1 annular boss on, the diameter of described air nozzle 4 is 2mm ~ 4mm, quantity is 60 ~ 80, spiral-flow type gas nozzle 15 and air nozzle 4 have upset the flow direction of combustion gas and air respectively, combustion gas and air are mixed fully.In the present embodiment, described basin of the bowl-shape end 7, heat-absorbing sleeve 8, fixed support 11 and combustion chamber 1 adopt the mode of shelving to connect, it is specially, described basin of the bowl-shape end 7 is connected respectively by seam with combustion chamber 1 with fixed support 11, fixed support 11 with heat-absorbing sleeve 8, heat-absorbing sleeve 8, at this, seam described in the present embodiment is the cooperation of inner stopper and male half coupling, in this way, this ready-package air preheat burner can be easy to carry out fast installing or disassembling, without the need to using other instruments, simple and fast.
With reference to figure 2, in actual use, the source of the gas of kindling material pipe 10 kept burning day and night and gas inlet pipe 3 is opened, open air source of the gas and carry out air feed, air and combustion gas mix fully in the inside of combustion chamber 1, electronic ignition pin is started working, and lights kindling material pipe 10 kept burning day and night, and the mist in combustion chamber 1 is burnt.After work a period of time, a part of heat is constantly delivered on heat-absorbing sleeve 8 by the thermal-flame continued, the temperature of heat-absorbing sleeve 8 is made to be elevated to 350 DEG C ~ 450 DEG C, meanwhile, air also along the annular air passage 6 constantly narrowed, is ejected on the inwall of heat-absorbing sleeve 8, and changes gas flow direction, high-speed air and heat-absorbing sleeve 8 carry out sufficient heat exchange, and temperature is the highest can reach 200 DEG C.Change nyctitropic air and enter into combustion chamber 1 along air nozzle 4, the temperature of further raising gas/air mist, make burning more stable, the probability that flame extinguishes naturally reduces, flame combustion temperature can reach 1250 DEG C ~ 1300 DEG C, and compared to traditional burner, its flame temperature improves 10%, improve the temperature difference of flame temperature and heated object, thus reach saving gas consumption.
Above-describedly be only preferred embodiment of the present invention, all do within the scope of the spirit and principles in the present invention any amendment, equivalently to replace and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a ready-package air preheat burner, the combustion chamber (1) comprising heat absorption basin body and be shelved on described heat absorption basin body, described heat absorption basin bottom is provided with air intake (2), the bottom of described combustion chamber (1) is connected with gas inlet pipe (3), described combustion chamber (1) is also provided with igniter and several air nozzles (4), it is characterized in that, the top of described air intake (2) is provided with air guide way (5), and described air guide way (5) flows to the inwall of heat absorption basin body for guiding air from air intake (2).
2. ready-package air preheat burner according to claim 1, is characterized in that, described air guide way (5) is peviform, and described air guide way (5) surrounds an annular air passage (6) with heat absorption basin body.
3. ready-package air preheat burner according to claim 2, is characterized in that, described annular air passage (6) narrows from lower to upper gradually.
4. ready-package air preheat burner according to claim 3, it is characterized in that, described heat absorption basin body comprises basin of the bowl-shape end (7) and is shelved on the heat-absorbing sleeve (8) on described basin of the bowl-shape end (7), described combustion chamber (1) is shelved on described heat-absorbing sleeve (8), and the internal diameter of described heat-absorbing sleeve (8) diminishes from lower to upper gradually.
5. ready-package air preheat burner according to claim 4, is characterized in that, described combustion chamber (1) is up big and down small taper, and described igniter comprises electronic ignition pin (9), blowout protection ion probe and kindling material pipe kept burning day and night (10).
6. ready-package air preheat burner according to claim 5, it is characterized in that, described heat absorption basin body also comprises the fixed support (11) for fixing described kindling material pipe (10) kept burning day and night, described combustion chamber (1) is shelved on described fixed support (11), described fixed support (11) is shelved on described heat-absorbing sleeve (8), the upper portion side wall of described combustion chamber (1) is provided with an ever-burning flame room (12), described electronic ignition pin (9) and blowout protection ion probe are fixedly located in described ever-burning flame room (12), the outlet of described kindling material pipe (10) kept burning day and night is located in described ever-burning flame room (12).
7. according to the arbitrary described ready-package air preheat burner of claim 1 ~ 6, it is characterized in that, the bottom of described combustion chamber (1) is provided with a combustion gas container cavity (13), described combustion gas container cavity (13) top is coated with a point fire cover (14), described point fire cover (14) is provided with several spiral-flow type gas nozzles (15), and described gas inlet pipe (3) is connected on described combustion gas container cavity (13).
8. ready-package air preheat burner according to claim 7, it is characterized in that, described spiral-flow type gas nozzle (15) tilts upward and is arranged in described point fire cover (14), and the diameter of described spiral-flow type gas nozzle (15) is 2mm ~ 3mm, and quantity is 10 ~ 20.
9. ready-package air preheat burner according to claim 7, it is characterized in that, described air nozzle (4) tilt upward be distributed in described combustion chamber (1) sidewall on, the diameter of described air nozzle (4) is 2mm ~ 4mm, and quantity is 60 ~ 80.
10. ready-package air preheat burner according to claim 6, it is characterized in that, described basin of the bowl-shape end (7), is connected respectively by seam with combustion chamber (1) with fixed support (11), fixed support (11) with heat-absorbing sleeve (8), heat-absorbing sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410047821.0A CN103742910B (en) | 2014-02-11 | 2014-02-11 | A kind of ready-package air preheat burner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410047821.0A CN103742910B (en) | 2014-02-11 | 2014-02-11 | A kind of ready-package air preheat burner |
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| Publication Number | Publication Date |
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| CN103742910A CN103742910A (en) | 2014-04-23 |
| CN103742910B true CN103742910B (en) | 2016-01-20 |
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| CN201410047821.0A Active CN103742910B (en) | 2014-02-11 | 2014-02-11 | A kind of ready-package air preheat burner |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2305557Y (en) * | 1997-07-29 | 1999-01-27 | 方针 | Gas burner |
| CN200952705Y (en) * | 2006-09-26 | 2007-09-26 | 伍镜清 | Gas siphon preheating tympany |
| CN101196308A (en) * | 2007-12-20 | 2008-06-11 | 姜亦迎 | Air thermalization gas burner |
| CN101245914A (en) * | 2008-03-18 | 2008-08-20 | 上海复济节能技术有限公司 | Premixed high-efficiency energy-saving environment protection combustor with ignition and flame-out protection device |
| CN201462841U (en) * | 2009-04-03 | 2010-05-12 | 广东万和新电气股份有限公司 | Burner of premixing type gas stove |
| CN201954608U (en) * | 2011-01-24 | 2011-08-31 | 秦朝阳 | Combustion structure for gas cooker |
| CN202371763U (en) * | 2011-10-30 | 2012-08-08 | 张峰 | Swirling premixing type energy-saving Chinese cooking stove device |
| CN103486633A (en) * | 2013-09-30 | 2014-01-01 | 张跃虎 | Commercial oven hearth |
| CN203703971U (en) * | 2014-02-11 | 2014-07-09 | 广州市东霸节能科技有限公司 | Air preheat burner installed rapidly |
-
2014
- 2014-02-11 CN CN201410047821.0A patent/CN103742910B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2305557Y (en) * | 1997-07-29 | 1999-01-27 | 方针 | Gas burner |
| CN200952705Y (en) * | 2006-09-26 | 2007-09-26 | 伍镜清 | Gas siphon preheating tympany |
| CN101196308A (en) * | 2007-12-20 | 2008-06-11 | 姜亦迎 | Air thermalization gas burner |
| CN101245914A (en) * | 2008-03-18 | 2008-08-20 | 上海复济节能技术有限公司 | Premixed high-efficiency energy-saving environment protection combustor with ignition and flame-out protection device |
| CN201462841U (en) * | 2009-04-03 | 2010-05-12 | 广东万和新电气股份有限公司 | Burner of premixing type gas stove |
| CN201954608U (en) * | 2011-01-24 | 2011-08-31 | 秦朝阳 | Combustion structure for gas cooker |
| CN202371763U (en) * | 2011-10-30 | 2012-08-08 | 张峰 | Swirling premixing type energy-saving Chinese cooking stove device |
| CN103486633A (en) * | 2013-09-30 | 2014-01-01 | 张跃虎 | Commercial oven hearth |
| CN203703971U (en) * | 2014-02-11 | 2014-07-09 | 广州市东霸节能科技有限公司 | Air preheat burner installed rapidly |
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| CN103742910A (en) | 2014-04-23 |
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Address after: 510000 floor 2, building a, No. 3-2, Liulian Road, Jianggao Town, Baiyun District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU CITY DONG BA ENERGY TECHNOLOGY Co.,Ltd. Address before: Baiyun District of Guangzhou City, Guangdong province 510000 Hang Road No. 5 building two floor A Patentee before: GUANGZHOU CITY DONG BA ENERGY TECHNOLOGY Co.,Ltd. |