CN102829495A - Energy-saving stove preheating premixed combustible gas by using after heat - Google Patents

Energy-saving stove preheating premixed combustible gas by using after heat Download PDF

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Publication number
CN102829495A
CN102829495A CN2012103558608A CN201210355860A CN102829495A CN 102829495 A CN102829495 A CN 102829495A CN 2012103558608 A CN2012103558608 A CN 2012103558608A CN 201210355860 A CN201210355860 A CN 201210355860A CN 102829495 A CN102829495 A CN 102829495A
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CN
China
Prior art keywords
stove
hybrid chamber
kuppe
energy
flue gas
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CN2012103558608A
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Chinese (zh)
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CN102829495B (en
Inventor
邓延鸿
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邓延鸿
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Priority to CN201210355860.8A priority Critical patent/CN102829495B/en
Publication of CN102829495A publication Critical patent/CN102829495A/en
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Publication of CN102829495B publication Critical patent/CN102829495B/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/34Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Abstract

The invention relates to an energy-saving stove preheating premixed combustible gas by using after heat. The stove comprise a stove plate, a burner and a mixing chamber, wherein the burner is arrange in the middle of the bottom of the stove plate, and the burner is communicated with the mixing chamber; the stove also comprises a fume guide hood for guiding fume after heat in the stove plate to the outer wall of the mixing chamber to preheat the premixed combustible gas in the mixing chamber; a flanged edge contacting with a cooker is arranged at the border of the stove plate; the fume guide hood is communicated with the bottom of the stove plate, and is sleeved outside the mixing chamber; the fume guide hood is in sealed connection with the outer wall of the mixing chamber at the bottom; the fume guide hood is provided with an after heat discharge outlet; and the stove plate is internally provided with cellular porous ceramic which is obliquely erected through an energy gathering plate bracket. According to the energy-saving stove provided by the invention, the traditional fume emission notch at the upper part of the stove plate is omitted, direct discharge of fume whose after heat is not utilized is reduced; and through arranging the mixing chamber in the fume guide hood, a preheating device and the stove form a whole body, and the purpose of preheating the premixed combustible gas delivered into the stove can be achieved without need of splitting for independent use.

Description

A kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating
Technical field
The present invention relates to a kind of gas kitchen ranges, particularly a kind of energy-efficient commercial gas-fired stove tool that makes full use of waste heat.
Background technology
The at present commercial kitchen range that use generally all need forced air supply, and thermic load is up to 25KW-50KW, and kitchen range to produce the heat of flue gas all be directly to be discharged in the external world and not obtain good use mostly.Even if more existing kitchen range are provided with the device that air is carried out preheating, but preheating device belongs to the corollary apparatus of independent use, and be not integrally formed with kitchen range itself.
Summary of the invention
The technical problem that the present invention will solve provides a kind of energy-saving stove that can utilize waste heat pre-mixing gas combustion to be carried out preheating.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating comprises stone or metal plate for standing a stove on as a precaution against fire, burner and hybrid chamber, and the middle part at the bottom of the stone or metal plate for standing a stove on as a precaution against fire is provided with burner; Burner is communicated with hybrid chamber, and this kitchen range also comprises the flue gas kuppe, is used for the fume afterheat in the stone or metal plate for standing a stove on as a precaution against fire is guided to the hybrid chamber outer wall so that pre-mixing gas combustion in the hybrid chamber is carried out preheating; The edge of stone or metal plate for standing a stove on as a precaution against fire has the flange that contacts with pot, and the flue gas kuppe is communicated with the stone or metal plate for standing a stove on as a precaution against fire bottom, and the flue gas kuppe is sheathed on outside the hybrid chamber; Flue gas kuppe bottom is tightly connected with the outer wall of hybrid chamber; The flue gas kuppe is provided with the outlet of waste heat discharging, and this kitchen range also comprises cellular porous pottery and cumulative grillage, and cellular porous pottery is located in the stone or metal plate for standing a stove on as a precaution against fire through cumulative grillage tilting rack; And the structure of dehiscing ringwise, the be communicated with place of flue gas kuppe bottom stone or metal plate for standing a stove on as a precaution against fire is positioned at the below of cellular porous pottery.
The present invention is arranged on hybrid chamber in the flue gas kuppe, makes preheating device and kitchen range be integrally formed, and need not split independent use and just can realize purpose that the pre-mixing gas combustion that feeds in the kitchen range is carried out preheating.The heat of flue gas is arrived cellular porous pottery by the bottom of a pan scattering, and cellular porous pottery is held back the heat in the flue gas, and further the abundant heat exchange of all flue gases and the bottom of a pan in the stone or metal plate for standing a stove on as a precaution against fire has been guaranteed in the radiation heating the bottom of a pan.And the flue gas through cellular porous pottery is collected again and gets in the flue gas kuppe, and the combustion gas of premix and air in the hybrid chamber are carried out preheating, makes full use of the heat energy of kitchen range generation.
The cumulative grillage is used to make cellular porous pottery in stone or metal plate for standing a stove on as a precaution against fire, to keep tilting fixing, and equidistant row or many exhausting holes that be provided with do not hinder the flue gas through cellular porous pottery to get into smoothly in the flue gas kuppe on it.
Cellular porous pottery can be integrally formed, also can be the polylith amalgamation after, be set up on the cumulative plate tilting rack.
Structure like above-mentioned flue gas kuppe is up big and down small frustum cone structure, and the arranged outside of flue gas kuppe bottom has blast pipe, has outlet on the blast pipe, and outlet outwards is used for directly discharging or is connected with other heaters.
Bottom like above-mentioned flue gas kuppe is tightly connected through kuppe binding ring and hybrid chamber.
The present invention is communicated with stone or metal plate for standing a stove on as a precaution against fire, flue gas kuppe, blast pipe, the traditional fume emission breach in cancellation stone or metal plate for standing a stove on as a precaution against fire top, and the flue gas that reduces without UTILIZATION OF VESIDUAL HEAT IN directly discharges.Inside the shroud gas through the exhaust pipe into the waste gas stove and other heating device (such as tail Zhang), is used for heating the chef cooking, Xiguo water, make full use of the heat remaining in the flue gas, making stove to save energy and environmental protection purposes.The frustum cone structure design that the flue gas kuppe is up big and down small makes the waste heat that flows backwards can remain on more enduringly in the flue gas kuppe, conveniently to make full use of waste heat.
Like the step tubular structure of above-mentioned hybrid chamber for phasing down from top to down, an end that wherein is provided with burner is top, and the top of hybrid chamber is located in the stone or metal plate for standing a stove on as a precaution against fire, and the outer wall of hybrid chamber bottom is tightly connected through kuppe binding ring and flue gas kuppe.
Preferably, as also being provided with some fins on the above-mentioned hybrid chamber outer wall.
Preferred another one scheme is to have the helicitic texture of downward water conservancy diversion like the inwall of above-mentioned hybrid chamber outer wall and/or flue gas kuppe.
The stair structure of the structure of hybrid chamber of the present invention for phasing down from top to down, so structure makes the heat exchange area of hybrid chamber and flue gas kuppe increase, and increases UTILIZATION OF VESIDUAL HEAT IN efficient.The fin of hybrid chamber outer wall mainly plays the effect that increases heat exchange area, also plays the effect that delays the waste heat discharging.And the helicitic texture of downward water conservancy diversion, the flue gas of having guaranteed the flue gas kuppe effectively can effectively increase the swap time and the area of waste heat along the downward water conservancy diversion of the hand of spiral.
Communicate with the airduct elbow like above-mentioned hybrid chamber, an end and the kuppe binding ring of airduct elbow join, and the other end links to each other with blower fan.
As being provided with ever-burning flame combustion gas and main fiery combustion gas two passes in the above-mentioned airduct elbow, the ever-burning flame blast tube communicates with burner, and main fiery gas pipeline is positioned at the porch of blower fan air intake.
The middle force feed wind air inlet that kitchen range of the present invention adopt, the noise that blower fan and burning produce significantly reduces 30 decibels.
The present invention with combustion gas and air by behind the best proportioning premix; Feed preheating together in the hybrid chamber again; Can utilize molecular thermalmotion to promote the adequacy that both mix on the one hand, significantly practice thrift pre-mixing gas combustion on the other hand and reach the heat that its burning-point need consume, thereby make that burning is more abundant; Flame temperature is higher, reduces the discharge capacity of carbon monoxide.
Burner integral body as above-mentioned is in the form of annular discs, and the bottom surface of disk along the circumferential direction evenly is provided with a plurality of bar-shaped troughs of radially opening, and the corresponding bar-shaped trough of the end face of disk is provided with a plurality of through holes, and bar-shaped trough is communicated with through hole.The middle part of the bottom surface of burner is provided with arc-shaped convex, and bar-shaped trough is around this arc-shaped convex outer setting.
Behind the bar-shaped trough entering burner of mist in the hybrid chamber through the bottom of burner; Again from the through hole jet impact the bottom of a pan on burner top; And arc-shaped convex makes the further scattering of air mixture of preheating; Improve the adequacy that combustion gas mixes with air, concentrate the manhole that communicates with it through the bar-shaped trough entering to eject burning then, can further strengthen the adequacy that combustion gas mixes with air; And keep the expulsion pressure of pre-mixing gas combustion to greatest extent, thereby the efficiency of combustion and the heat exchanger effectiveness of kitchen range have been promoted greatly.
Description of drawings
Fig. 1 is that planar structure of the present invention connects sketch map;
Fig. 2 is the side view sketch map of bell of the present invention;
Fig. 3 is the vertical view sketch map of bell of the present invention;
Fig. 4 is the side view sketch map of flue gas kuppe of the present invention;
Fig. 5 is the vertical view sketch map of flue gas kuppe of the present invention;
Fig. 6 is the side view sketch map of airduct elbow of the present invention;
Fig. 7 is the vertical view sketch map of first kind of cumulative grillage of the present invention;
Fig. 8 is the vertical view sketch map of second kind of cumulative grillage of the present invention;
Fig. 9 is the side view sketch map of burner of the present invention;
Figure 10 is the vertical view sketch map of burner of the present invention;
Figure 11 is the side view sketch map of hybrid chamber of the present invention;
Figure 12 is the vertical view sketch map of hybrid chamber of the present invention;
Figure 13 is the side view sketch map of kuppe binding ring of the present invention;
Figure 14 is the vertical view sketch map of kuppe binding ring of the present invention;
Figure 15 is the side view sketch map that the present invention holds together fire ring;
Figure 16 is the vertical view sketch map that the present invention holds together fire ring;
Figure 17 is the side view sketch map of ever-burning flame lid of the present invention;
Figure 18 is the vertical view sketch map of ever-burning flame lid of the present invention.
The specific embodiment
To combine accompanying drawing and specific embodiment that the present invention is done further detailed description below.
Illustrated with reference to FIG 1,2,3,4,5,6,11,12,13,14, the invention relates to a use of waste heat for preheating premixed gas energy-saving stoves, including hobs 1, flue gas shroud 2, the wind pipe elbow 3, 4 porous ceramic honeycomb, shaped plate frame 5, the burner mixing chamber 6 and 7, the hob a central opening for the hollow cylinder plate hob with an edge in contact with the pan flanging, hob 1 has a total of three bending, hob and the bottom of a gas shroud two interlinked, the structure of the flue gas shroud 2 is the next big small round table structure, flue gas shroud 2 lower outer side exhaust pipes, exhaust pipe outlet is connected with stove tail Zhang, flue gas shroud 2 sets located in the mixing chamber 7, the mixing chamber 7 is gradually reduced from the top down a rung tubular structure , a combustor 6 is an upper end, the upper part of the mixing chamber 7 located within the disc 1 in the furnace, gas shroud 2 and the lower outer wall of the mixing chamber 7 through the locking ring shroud 8 sealingly connected to each other, mixing The outer wall of the chamber 7 also has a number of fins, the outer wall of the mixing chamber 7 and the gas on the inner wall of the shroud 2 has a downward diversion thread structure, the lower part of the mixing chamber 7 through the locking ring shroud 8 with the "L" shaped bend 3-connected wind turbines, wind pipe elbow 3 end and shroud locking ring 8 connectivity, duct elbow the other end there are three fan, duct and fan connected elbow three end side of a long flame gas vent pipe 9 and the main fire gas ventilation tube 10, a long flame gas vent pipe 9 is connected to the burner 6, the main fire gas vent pipe 10 located at the entrance into the wind turbine.
With reference to Fig. 1,7,8,9,10,15,16,17, shown in 18, cumulative grillage 5 is arranged on the top edge of hybrid chamber 7, equidistantly on the sidewall of cumulative grillage 5 has a plurality of through holes; Through hole can be designed to a row or two rows according to actual needs; Cellular porous ceramic 4 are located in the stone or metal plate for standing a stove on as a precaution against fire 1 through cumulative grillage 5 tilting racks, and cellular porous ceramic 4 dehisce ringwise structure and cellular porous ceramic 4 outermost edges are close to stone or metal plate for standing a stove on as a precaution against fire 1, and flue gas kuppe 2 is positioned at cellular porous ceramic 4 below with the place of connection of stone or metal plate for standing a stove on as a precaution against fire 1 bottom; Burner 6 is positioned at the medium position of stone or metal plate for standing a stove on as a precaution against fire 1 bottom and is communicated with hybrid chamber 7; Burner 6 is whole in the form of annular discs, comprises holding together fire ring 11 and ever-burning flame lid 12, and the upper, annular edge 601 of burner 6 is socketed in the top of hybrid chamber 7; The bottom of the lower annular edge 602 of burner 6 along the circumferential direction evenly is provided with a plurality of bar-shaped troughs of radially opening 603; Correspondence is provided with a plurality of through holes 604 on the upper, annular edge 601 of burner 6, and bar-shaped trough 603 communicates with through hole 604, and the lower central position of burner 6 is provided with arc-shaped convex bottom 605; The medium position of arc-shaped convex bottom 605 has the circular hole 606 that can supply ever-burning flame combustion gas breather pipe 9 to pass through; Ever-burning flame lid 12 places on the circular hole 606, has some apertures 121 on the ever-burning flame lid 12, holds together on the upper, annular edge 601 that fire ring 11 is arranged on burner 6.
When using kitchen range; With pressing in the blower fan air is sent into blower fan elbow 3 earlier; In ever-burning flame combustion gas breather pipe 9, feed suitable combustion gas then; Feed the ever-burning flame combustion gas and directly arrive burners 6 through circular hole 606, and with close through 607 air pre-mixing that get into after, blow-off point fire burns from 121 holes of ever-burning flame lid 12.When needs increasing firepower normally uses; Toward the aweather pipe bend 3 feeding combustion gas of main fiery combustion gas breather pipe 10; Main fiery combustion gas and air are through getting into hybrid chamber 7 behind the best proportioning premix; After the further abundant mixing of scattering process of pre-mixing gas combustion preheating in hybrid chamber 7 also passing through burner 6 bottom circular arc types convexities 605, the concentrated manhole 604 that communicates with it through bar-shaped trough 603 entering ejects burner 6 meets the ever-burning flame ignition combustions.Flue gas after combustion fire through rope ring 11 further to the hob an inner diffusion and heated pot, this time, the temperature of an oven dish up 1600 ℃, turn most of the high temperature smoke pot while scattering through a porous ceramic honeycomb 4, when a portion of honeycomb porous ceramic four flue gas heat retention, and then continue to heat radiated back into pot, part of the heat trapped after gas through a porous ceramic honeycomb four holes on the disk 1 into the furnace and followed them into the lower part of the flue gas inside the shroud 2, this time, in flue gas temperature shroud 2 is about 400-500 ℃, the flue gas from the top down movement, mixing chamber 7 from the bottom preheating the premix gas, the gas mixing chamber 7 along with the temperature raised to about 200 ℃, warms up the waste gas through the exhaust pipe into the end of the tail Zhang cooker, cooking and heating continued Xiguo water.
According to the announcement and the instruction of above-mentioned specification, those skilled in the art in the invention also can change and revise above-mentioned embodiment.Therefore, the specific embodiment that discloses and describe above the present invention is not limited to also should fall in the protection domain of claim of the present invention modifications more of the present invention and change.In addition, although used some specific terms in this specification, these terms are explanation for ease just, the present invention is not constituted any restriction.

Claims (10)

1. an energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating comprises stone or metal plate for standing a stove on as a precaution against fire, burner and hybrid chamber, and the middle part at the bottom of the said stone or metal plate for standing a stove on as a precaution against fire is provided with burner, and said burner is communicated with hybrid chamber, it is characterized in that:
Also comprise the flue gas kuppe, be used for the fume afterheat in the stone or metal plate for standing a stove on as a precaution against fire is guided to the hybrid chamber outer wall so that pre-mixing gas combustion in the hybrid chamber is carried out preheating;
The edge of said stone or metal plate for standing a stove on as a precaution against fire has the flange that contacts with pot, and said flue gas kuppe is communicated with the stone or metal plate for standing a stove on as a precaution against fire bottom; The flue gas kuppe is sheathed on outside the hybrid chamber, and said flue gas kuppe bottom is tightly connected with the outer wall of hybrid chamber, and the flue gas kuppe is provided with the outlet of waste heat discharging;
Also comprise cellular porous pottery and cumulative grillage, cellular porous pottery is located in the stone or metal plate for standing a stove on as a precaution against fire through cumulative grillage tilting rack, and the structure of dehiscing ringwise, and the be communicated with place of flue gas kuppe bottom stone or metal plate for standing a stove on as a precaution against fire is positioned at the below of cellular porous pottery.
2. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 1; It is characterized in that: the structure of said flue gas kuppe is up big and down small frustum cone structure; The arranged outside of flue gas kuppe bottom has blast pipe; Have outlet on the blast pipe, said outlet outwards is used for directly discharging or is connected with other heaters.
3. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 1, it is characterized in that: the bottom of said flue gas kuppe is tightly connected through kuppe binding ring and hybrid chamber.
4. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 1; It is characterized in that: the step tubular structure of said hybrid chamber for phasing down from top to down; An end that wherein is provided with burner is top; The top of hybrid chamber is located in the stone or metal plate for standing a stove on as a precaution against fire, and the outer wall of hybrid chamber bottom is tightly connected through kuppe binding ring and flue gas kuppe.
5. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 4 is characterized in that: also be provided with some fins on the said hybrid chamber outer wall.
6. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 4 is characterized in that: the inwall of said hybrid chamber outer wall and/or flue gas kuppe has the helicitic texture of downward water conservancy diversion.
7. according to each described a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating of claim 4-6, it is characterized in that: said hybrid chamber communicates with the airduct elbow, and the airduct elbow other end links to each other with blower fan.
8. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 7; It is characterized in that: be provided with ever-burning flame combustion gas and main fiery combustion gas two passes in the said airduct elbow; The ever-burning flame blast tube communicates with burner, and main fiery gas pipeline is positioned at the porch of blower fan air intake.
9. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 1; It is characterized in that: said burner integral body is in the form of annular discs; The bottom surface of disk along the circumferential direction evenly is provided with a plurality of bar-shaped troughs of radially opening; The corresponding bar-shaped trough of the end face of disk is provided with a plurality of through holes, and said bar-shaped trough is communicated with said through hole.
10. a kind of energy-saving stove that utilizes waste heat to the pre-mixing gas combustion preheating according to claim 9, it is characterized in that: the middle part of the bottom surface of said burner is provided with arc-shaped convex, and bar-shaped trough is around this arc-shaped convex outer setting.
CN201210355860.8A 2012-09-20 2012-09-20 Energy-saving stove preheating premixed combustible gas by using after heat CN102829495B (en)

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Cited By (13)

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Publication number Priority date Publication date Assignee Title
CN103175231A (en) * 2013-03-27 2013-06-26 天津大学 Heat integration gas furnace device
CN103307642A (en) * 2013-05-31 2013-09-18 天津大学 Heat-integrated gas furnace system and operation method
CN103307643A (en) * 2013-07-06 2013-09-18 贵定县灶王节能燃具厂 Tempering-type energy-saving gas stove
CN103471102A (en) * 2013-08-19 2013-12-25 刁辉 Energy-saving dual-purpose furnace end using alcohol-based fuel
CN103968384A (en) * 2014-04-18 2014-08-06 天津大学 Burner device with heat exchange conducted by means of high-temperature flue gas
CN104696998A (en) * 2013-12-10 2015-06-10 惠州市蓝天新能源科技有限公司 Dimethyl ether energy-saving gas furnace
CN105889929A (en) * 2016-05-19 2016-08-24 温岭市百然机械有限公司 Burning preheating air through smoke and application method thereof
CN105889971A (en) * 2016-05-19 2016-08-24 温岭市百然机械有限公司 Burner preheating air through smoke and application method thereof
CN106287838A (en) * 2016-08-23 2017-01-04 合肥百年五星饮食设备有限责任公司 A kind of energy-efficient Chinese Cooking Gas Appliance
CN106439940A (en) * 2016-10-18 2017-02-22 杭州中欣不锈钢制品有限公司 Waste heat recovering system of gas stove
CN107036123A (en) * 2017-05-02 2017-08-11 东南大学 The heat-exchanger rig that a kind of gas-cooker high-temperature flue gas is utilized
CN107289475A (en) * 2016-04-02 2017-10-24 刘元雨 A kind of intelligent closed fume afterheat recycling type combustion gas Electromagnetic heating stove
CN110566954A (en) * 2019-10-10 2019-12-13 宁波方太厨具有限公司 Stove burner

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CN203258703U (en) * 2013-01-09 2013-10-30 邓延鸿 Furnace basin and stove applying same

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CN201662105U (en) * 2010-01-01 2010-12-01 时取 Novel energy-concentrated stove, kitchen energy-saving system and hot-water generating device
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Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103175231B (en) * 2013-03-27 2016-01-13 天津大学 A kind of hot integrated gas furnace device
CN103175231A (en) * 2013-03-27 2013-06-26 天津大学 Heat integration gas furnace device
CN103307642A (en) * 2013-05-31 2013-09-18 天津大学 Heat-integrated gas furnace system and operation method
CN103307643A (en) * 2013-07-06 2013-09-18 贵定县灶王节能燃具厂 Tempering-type energy-saving gas stove
CN103471102A (en) * 2013-08-19 2013-12-25 刁辉 Energy-saving dual-purpose furnace end using alcohol-based fuel
CN104696998A (en) * 2013-12-10 2015-06-10 惠州市蓝天新能源科技有限公司 Dimethyl ether energy-saving gas furnace
CN103968384A (en) * 2014-04-18 2014-08-06 天津大学 Burner device with heat exchange conducted by means of high-temperature flue gas
CN107289475A (en) * 2016-04-02 2017-10-24 刘元雨 A kind of intelligent closed fume afterheat recycling type combustion gas Electromagnetic heating stove
CN105889929A (en) * 2016-05-19 2016-08-24 温岭市百然机械有限公司 Burning preheating air through smoke and application method thereof
CN105889929B (en) * 2016-05-19 2019-04-26 温岭市百然机械有限公司 Utilize the burner and its application method of smoke pre-heating air
CN105889971B (en) * 2016-05-19 2019-04-26 温岭市百然机械有限公司 Burner and its application method based on smoke pre-heating air
CN105889971A (en) * 2016-05-19 2016-08-24 温岭市百然机械有限公司 Burner preheating air through smoke and application method thereof
CN106287838B (en) * 2016-08-23 2018-07-24 合肥百年五星饮食设备有限责任公司 A kind of energy-efficient Chinese Cooking Gas Appliance
CN106287838A (en) * 2016-08-23 2017-01-04 合肥百年五星饮食设备有限责任公司 A kind of energy-efficient Chinese Cooking Gas Appliance
CN106439940A (en) * 2016-10-18 2017-02-22 杭州中欣不锈钢制品有限公司 Waste heat recovering system of gas stove
CN107036123A (en) * 2017-05-02 2017-08-11 东南大学 The heat-exchanger rig that a kind of gas-cooker high-temperature flue gas is utilized
CN110566954A (en) * 2019-10-10 2019-12-13 宁波方太厨具有限公司 Stove burner

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