CN105276633B - A kind of environment-friendly and energy-efficient, which is cooked a meal, uses gas big kitchen range - Google Patents

Abstract

Mainly cooked a meal the present invention relates to culinary art of the kitchen in supporting and use gas-fired equipment, disclose a kind of environment-friendly and energy-efficient and cook a meal and use gas big kitchen range, including stove framework, and on stove framework casting iron pan, set on the bottom of a pan outer wall of casting iron pan in thin wing fin, stove framework and fire-resistant material heat insulation layer is set, fully premixed combustion device is installed at fire-resistant material heat insulation layer middle part, the reverse bleed internal layer peripheral frame of flue gas is also set up on fire-resistant material heat insulation layer, the reverse bleed internal layer peripheral frame of flue gas includes ring frame outer wall and frame bottom.The present invention utilizes high-temperature flue gas waste heat bright by force, reclaimed and utilized by the intersection thin wing fin casting iron pan of combination increases endotherm area, flue gas is inversely returned bleed damping aggregation circulation and stress mode and bottom radiation network, improve comprehensive efficiency of combustion, the puzzlement situation cooked a meal with gas big kitchen range and to be in that power consumption is big, efficiency is low, environmentally friendly poor tradition falls behind for a long time is solved, the small, efficiency that has the advantages that to consume energy is high, environmental protection and energy saving.

Description

A kind of environment-friendly and energy-efficient, which is cooked a meal, uses gas big kitchen range

Technical field

The present invention relates to supporting applied to office, school, army, large industrial enterprise staff canteen, restaurant, hotel kitchen In culinary art mainly cook a meal and use equipment gas fired-boiler, more particularly to a kind of environment-friendly and energy-efficient is cooked a meal and uses gas big kitchen range.

Background technology

At present, cook a meal to have turned into business Ying Shi groups of China with gas big kitchen range and cook the kitchens of various dish and cook a meal with operation master Want instrument.Tradition is cooked a meal with gas big kitchen range its power consumption is big, efficiency is low, environmentally friendly poor backward state, and even the 45% basic thermal efficiency refers to Mark does not all reach, especially blowing-type stove, though can meet the required combusting firepower of culinary art and improve thermic load, efficiency is very low, typically The thermal efficiency is only between 35~38%, then by flue, just discharge is slatterned more than 60% combustion heat energy in vain.

The CJ/T187-2012 of implementation is newly issued by the Ministry of Construction of China《Cook a meal and use gas big kitchen range》Defined in professional standard 《Cook a meal and use gas big kitchen range》Technical requirements and inspection rule.Standard be applied to single stove eye rated heat input, rated heat load be not more than 80kW, The nominal diameter of pot is not less than 600mm's《Cook a meal and use gas big kitchen range》(hereinafter referred to as large stove).Provided on technical performance index The thermal efficiency is not less than 45%, programming rate >=3.0 DEG C/min (being calculated by △ t=45/t formula)) and≤65 ,≤75 ,≤ 85dB (A) differentiates the requirement of three-level combustion noise.April 28 this year is just issued, implementation from 1 day January in 2015《Commercial gas-fired stove Have energy efficiency market and efficiency grade》It is 2 grades of 55% efficiency grade to large stove Energy efficiency evaluation value in mandatory national standards. So in China's energy scarcity, government's power is helped under the new measure situation of " energy-saving and emission-reduction " policy, answers transition of people's conceptions, increases technology wound Newly, using the commercial gas kitchen range efficiency new standard newly issued as opportunity, need to eliminate rapidly the larger, efficiency of power consumption it is very low, it is environmentally friendly with It is to be imminent that the poor traditional type of safety, which falls behind commercial gas utensil,.Realize and " save the energy, sustainable development, reduce pollution, go back The ambitious goal in my blue sky ".

According to incompletely statistics；National at least 400,000,000 populations daily are that have a meal in dining room, and《Cook a meal and use gas big kitchen range》Again It is the main cooker in cooking apparatus, is calculated with consuming energy for each person every day for 1000 kilocalories：Such as with every《Cook a meal and use gas big kitchen range》 (double stoves) is available for 200 people to have a meal, need to be with combustion gas Double kitchen range of big pots 2,000,000 (work daily is counted for 4 hours), then daily every can save 4.5328 cubic natural gas, can save 906.56 ten thousand cubes of natural gas daily, and annual (in terms of 300 days) can save 27.1968 hundred million Cubic natural gas, using every cubic metre of natural gas as 2.50 yuan of calculating, then the whole nation is annual saves 6,800,000,000 yuans.Energy-conservation is considerable, Wide market.The present invention it is new in line with Shanghai be international metropolis implement low-carbon economy, low-carbon life be opportunity, pass through three The evaluation of the efficiency of commercial gas utensil and environmentally friendly star product over year, with Technolqgy for Energy Economizing, organically combines transformation China and passes The commercial kitchen equipment for backwardness of uniting, promotes the technological progress of commercial kitchen Gas appliance, is vast catering trade and organ, thing The gas users such as industry unit build selection " energy-saving and emission-reduction " product platform and invention novel product.

The content of the invention

The shortcomings of present invention is for traditional old product power consumption is big, efficiency is low in the prior art, environmentally friendly difference falls behind there is provided One kind gives off product after being burnt completely using high load capacity combustion gas --- and the high-temperature flue gas waste heat burnt by force is thin by the intersection of combination The bleed damping aggregation circulation and stress mode and bottom radiation network that wing piece casting iron pan increase endotherm area, flue gas are inversely returned add With effectively rationally reclaim and utilize, improve temperature rise speed and efficiency of combustion, successfully solve cook a meal it is long-term with gas big kitchen range The puzzlement situation that power consumption is big, efficiency is low, environmentally friendly poor tradition falls behind is in, with the small, efficiency that consumes energy is high, environmental protection and energy saving one kind Environment-friendly and energy-efficient, which is cooked a meal, uses gas big kitchen range.

In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：

A kind of environment-friendly and energy-efficient, which is cooked a meal, uses gas big kitchen range, including stove framework, and the casting iron pan on stove framework, Set on the bottom of a pan outer wall of casting iron pan in thin wing fin, stove framework and fire-resistant material heat insulation layer is set, in fire-resistant material heat insulation layer Install and also set up the reverse bleed internal layer peripheral frame of flue gas, the reverse bleed of flue gas on fully premixed combustion device, fire-resistant material heat insulation layer in portion Formed on the inside of internal layer peripheral frame small big ring frame outer wall and frame bottom under including, the upper end surrounding of outer frame wall and the pot side of casting iron pan The row's of setting ease hole on closed burner hearth, outer frame wall, frame bottom sets bottom outlet.Outer refractory thermal insulation layer is arranged on flue gas and inversely escaped Internal layer peripheral frame periphery is flowed, filling fire-resistant heat insulating material makees burner hearth insulation effect.Fully premixed combustion device is assemblied in the bottom at stove center Above the reverse bleed internal layer peripheral frame bottom plane of flue gas in portion, it is made up of stainless steel or cast iron.Ring frame outer wall is up big and down small Structure.

Preferably, thin wing fin is that integrally casting is formed identical material with casting iron pan, thin wing fin includes cross-distribution Thin long wing piece and thin short limb fin, thin long wing leaf length is more than thin short limb fin.

Preferably, thin long wing piece is rectangle, flat kidney-shaped, S inclination shapes or curl shape with thin short limb fin section.

Preferably, thin wing fin surface contains aluminium coat using high temperature spray.

Preferably, being additionally provided with gas radiation net, gas radiation net between casting iron pan and the reverse bleed internal layer peripheral frame of flue gas Including stainless steel plate bracket and anti-oxidation metal net, punching has strip hole on stainless steel plate bracket, and anti-oxidation metal net is welded on On stainless steel plate bracket.Its upper surface of gas radiation net is built up by fire-resistant oxidation resistant mesh materials, and lower end is by stainless steel The radiation net bracket that plate hole plate is made, anti-oxidation metal net is welded as a whole with radiation net bracket.

Anti-oxidation metal net materials are that multilayer high temperature resistant, the establishment of anti-oxidation metal silk or sintering are formed, and anti-oxidation metal is Refractory metal wire material is synthesized, and by oxidation and corrosion special process, synthesis metal material is possessed certain high There is well anti-oxidant, high temperature resistant and corrosion resistant performance under warm intensity.Modern times, metal has been applied to side's aspect of life Face, and there are many metals to be also to be directly exposed among air when in use, it is easy to oxidation by air is corroded, and is wanted Change such case, must just use anti-oxidation metal.

Preferably, the reverse bleed internal layer peripheral frame of flue gas also includes underframe, underframe is arranged in fire-resistant material heat insulation layer, frame It is interval provided with discharge flue gas between bottom and fire-resistant material heat insulation layer.

Preferably, fully premixed combustion device is arranged on the middle part lower end of gas radiation net.

Preferably, the bottom of fire-resistant material heat insulation layer sets air intake, the side of fire-resistant material heat insulation layer sets cigarette Gas outlet, air intake is connected with frame bottom, and flue gas row's ease hole is communicated with flue gas discharge opening, and flue gas discharge opening is connected with flue.

Preferably, fully premixed combustion device is connected by fuel gas pipeline with safety valves for gas.Fully premixed combustion device with Safety valves for gas automatic control operating system of single-chip microcomputer is connected, and safety valves for gas automatic control operating system of single-chip microcomputer includes gas valve, electromagnetism The parts, group such as valve, blower fan, air-gas mixed proportion adjuster, igniter, single-chip microcomputer automatic controller, panel display operator Into complete large stove operation control system.

Preferably, the flue gas row's ease hole set on the outer wall of the reverse bleed internal layer peripheral frame of flue gas is two or more, with cigarette The nearer flue gas row's ease hole of gas outlet distance, the diameter in flue gas row's ease hole is bigger.The outer wall of the reverse bleed internal layer peripheral frame of flue gas Flue gas row's ease hole of upper setting is two or more, and flue gas row's ease pre-small post-large surrounding in hole is uniform, and it gets over flue gas discharge opening distance Closely, the diameter in flue gas row ease hole is bigger.The top of the reverse bleed internal layer peripheral frame of flue gas is connected with casting iron pan top seal.

The present invention is as a result of above technical scheme, with significant technique effect：The present invention utilizes high load capacity combustion gas Completely combustion product is given off after burning --- the high-temperature flue gas waste heat burnt by force, the intersection thin wing fin casting iron pan for passing through combination increases Plus the bleed damping aggregation circulation and stress mode inversely returned of endotherm area, flue gas and bottom radiation network are subject to effective rationally to return Receive and utilize, improve temperature rise speed and comprehensive efficiency of combustion, successfully solve to cook a meal and be in power consumption for a long time with gas big kitchen range Greatly, the puzzlement situation that efficiency is low, environmentally friendly poor tradition falls behind, the small, efficiency that has the advantages that to consume energy is high, environmental protection and energy saving.

Brief description of the drawings

Fig. 1 is the structural representation of the embodiment of the present invention 1.

Fig. 2 is Fig. 1 left view.

Fig. 3 is the structure chart of the casting iron pan in Fig. 1.

Fig. 4 is Fig. 3 upward view.

Fig. 5 is the reverse bleed internal layer window frame structure figure of flue gas in Fig. 1.

Fig. 6 is Fig. 5 top view.

Fig. 7 is the structure chart of gas radiation net in Fig. 1.

Fig. 8 is stainless steel plate carrier structure figure in Fig. 7.

Fig. 9 is anti-oxidation metal web frame figure in Fig. 7.

The toponym that each number designation is referred in the figures above is as follows：Wherein 1-casting iron pan, 2-flue gas inversely escape Flow internal layer peripheral frame, 3-gas radiation net, 4-fire-resistant material heat insulation layer, 5-fully premixed combustion device, 6-safety valves for gas, 7-stove framework, 11-the bottom of a pan, 12-pot side, 13-thin long wing piece, 14-thin short limb fin, 21-outer frame wall, 22-frame Bottom, 23-underframe, 31-stainless steel plate bracket, 32-anti-oxidation metal net, 41-air intake, 42-flue gas mouthful, 211-flue gas row's ease hole, 221-bottom outlet, 311-strip hole.

Embodiment

1 to Fig. 9 the present invention is described in further detail with embodiment below in conjunction with the accompanying drawings：

Embodiment 1

A kind of environment-friendly and energy-efficient, which is cooked a meal, uses gas big kitchen range, including stove framework 7, as shown in Figures 1 to 9, and is arranged on Set on casting iron pan 1 on stove framework 7, the outer wall of the bottom of a pan 11 of casting iron pan 1 and refractory material is set in thin wing fin, stove framework 7 It is inverse that flue gas is also set up in thermal insulation layer 4, the middle part installation fully premixed combustion device 5 of fire-resistant material heat insulation layer 4, fire-resistant material heat insulation layer 4 To bleed internal layer peripheral frame 2, the reverse bleed internal layer peripheral frame 2 of flue gas includes ring frame outer wall 21 and frame bottom 22, the upper end of outer frame wall 21 The inner side of pot side 12 of surrounding and casting iron pan 1 forms the row's of setting ease hole 211 on closed burner hearth, outer frame wall 21, and frame bottom 22 sets bottom Hole 221.

Thin wing fin is that integrally casting is formed identical material with casting iron pan 1, and thin wing fin includes the Bao Changyi of cross-distribution Fin 13 and thin short limb fin 14, the thin length of long wing piece 13 are more than thin short limb fin 14.The outer layer of thin wing fin casting iron pan 1 it is thin Long wing piece 13, thin short limb fin 14 are cast into same entirety with iron pan, the bottom of a pan endotherm area have been increased considerably, so as to obtain Maximum the bottom of a pan calorific intensity, adds pot outer surface and carries out high temperature aluminum spraying technique technology, the thermal conductivity factor for increasing its pot can be nearly 5 times, The wing piece gross area of its pot is equal to iron pan original surface product, in design the original traditional light iron pan of the surface area ratio of iron pan outer layer One times is added, the bottom of a pan area heat release rate has been increased considerably, according to the thermal technology principle of the bottom of a pan calorific intensity；Intersect the casting of thin wing fin Iron pan effectively increases the maximum endotherm area of the bottom of a pan burning calorific intensity by about one time, has saved energy consumption, has accelerated cooking time, The thermal efficiency that is incremented by actual than former traditional iron pan is more than 10%.

Thin long wing piece 13 is rectangle with the thin section of short limb fin 14.Thin wing fin surface is plated using high temperature spray containing aluminium Layer.In the present embodiment, it can also be flat kidney-shaped, S inclination shapes or curl shape that thin long wing piece 13 is with the thin section of short limb fin 14. Intersect the outer surface of thin wing fin casting iron pan 1 and carry out the aluminium-plated etch-proof special process technology processing of high temperature, play high temperature resistant, resist Oxidation, will not produce cast iron and get rusty, sturdy and durable, and more than 3 times are at least higher by than former traditional light iron pan service life.

Gas radiation net 3 is additionally provided between casting iron pan 1 and the reverse bleed internal layer peripheral frame 2 of flue gas, gas radiation net 3 is included not Become rusty steel plate bracket 31 and anti-oxidation metal net 32, and punching has strip hole 311 on stainless steel plate bracket 31, and anti-oxidation metal net 32 is welded It is connected on stainless steel plate bracket 31.Gas radiation net 3 is built up by multilayer fire-resistant oxidation resistant mesh materials, is characterized in burner hearth High temperature fume afterheat produces the infra-red radiation of the high temperature of 800~900 DEG C of wire side back through bottom radiation network, and to the bottom of a pan Reheating is carried out, adds again secondary to the bottom of a pan radiant heat density, the temperature rise speed and efficiency of combustion of heating is improved, makes combustion Heat can rise progressively again more than 12% considerable energy-saving effect.

Anti-oxidation metal net 32 is that multilayer antioxidant wire is worked out or sintering is formed, and antioxygen turns to refractory metal silk material Material synthesis, and by oxidation and corrosion special process, synthesis metal material is possessed under certain elevated temperature strength with good Well anti-oxidant, high temperature resistant and corrosion resistant performance.Modern times, metal is applied to the every aspect of life, and has many gold Category is also to be directly exposed among air when in use, it is easy to which oxidation by air is corroded, and wants to change such case, just Anti-oxidation metal must be used.

The reverse bleed internal layer peripheral frame 2 of flue gas also includes underframe 23, and underframe 23 is arranged in fire-resistant material heat insulation layer 4, frame bottom It is interval provided with discharge flue gas between 22 and fire-resistant material heat insulation layer 4.The characteristics of flue gas reverse bleed internal layer peripheral frame 2：It will can radiate The remaining flue gas of discharge is netted, passes through bottom to row's ease hole outflow that lower end is big after small frame before frame around closed upper end respectively Under the suction function of portion's number bottom outlet 221, assemble remaining flue gas and unimpededly arrange in the rear end flue for escaping to stove bottom, form three combinations inverse Assemble circulation to the bleed returned, effectively check the serious loss of the fume emission heat energy of former open type, the cigarette reached a high temperature Gas waste heat is obtained fully and effective rationally recovery, is considerably reduced exhaust gas temperature, is improved the environment in kitchen, successfully solves Large stove is in the puzzlement situation that power consumption is big, efficiency is low, environmentally friendly poor tradition falls behind, the CJ/ implemented than new issue for a long time T187-2012《Cook a meal and use gas big kitchen range》The thermal efficiency is not less than 45% index in professional standard, be also increased by the thermal efficiency up to 50 with On.

Fully premixed combustion device 5 is arranged on the middle part lower end of gas radiation net 3, the bottom in gas radiation net 3.Using The fully premixed combustion device 5 of configuration：The principle of pre- heat intensified firing is recycled after being mainly sufficiently mixed air and combustion gas, significantly Degree improves combustion thermal efficiency.Large stove integrated heat efficiency is set to reach more than 65%.And with low-carbon emission and a ultralow oxygen Change carbon and nitrogen oxides hazardous emission index (CO and NOx are below 0.01%), combustion noise is relatively low, control in≤60dB (A) in, environment protection requirement is met.Using configuration safety valves for gas single-chip microcomputer automatic operation system the characteristics of；It can make autonomous The environmental protection and energy saving technology of design is organic to be combined with safety valves for gas single-chip microcomputer automatic control intelligent control advanced technology, and can realize production Product modernization is synchronous to enter advanced manufacture ranks, and full automatic working and input combustion gas and air ratio data are carried out by program, Synchronous motor can carry out air respectively and adjust operation with combustion gas actual ratio, substitute expensive percentage of import adjuster, be allowed to reduce Cost, more embodies new product energy-saving and environmental protection, safe and reliable, intelligent modernization level.

The bottom of fire-resistant material heat insulation layer 4 sets air intake 41, and the side of fire-resistant material heat insulation layer 4 sets flue gas to discharge Mouth 42, air intake 41 is connected with frame bottom 22, and flue gas row's ease hole 211 is communicated with flue gas discharge opening 42, flue gas discharge opening 42 and cigarette Road 8 is connected.Fully premixed combustion device 5 is connected by fuel gas pipeline with safety valves for gas 6.

The flue gas row's ease hole 211 set on the outer wall 21 of the reverse bleed internal layer peripheral frame 2 of flue gas is two or more, is arranged with flue gas The nearer flue gas row's ease hole 211 of the distance of outlet 42, the diameter in flue gas row's ease hole 211 is bigger.The reverse bleed internal layer peripheral frame 2 of flue gas The flue gas row's ease hole 211 set on outer wall 21 is two or more, and flue gas row is escaped, and hole 211 is pre-small post-large to be distributed on the reverse bleed of flue gas The surrounding of internal layer peripheral frame 2, flue gas row ease hole 211 and flue gas discharge opening 42 apart from nearer, flue gas row escape hole 211 diameter it is bigger.By In flue gas row ease hole 211 using being designed greatly after small frame before frame, large stove bottom bottom outlet 221 is communicated with ambient atmosphere in negative pressure shape State, thus the remaining flue gas convergence for flowing out flue gas row's ease hole 211, by being discharged in the rear end flue 8 of large stove bottom, this Sample formation has saved heat energy just by the high-temperature flue gas produced after full premix combustion.By arrow in accompanying drawing 1, three combinations are carried out inverse Assemble endless form to the bleed returned, effectively checked the serious heat energy loss of the fume emission of former open type, reached a high temperature Fume afterheat obtain fully and effectively rationally being reclaimed, successfully solve large stove and be in that power consumption is big, efficiency is low, ring for a long time The problem of protecting difference.

Cooking equipment of the present invention is as follows when using：Under the nominal situation of fully premixed combustion device 5 for configuring stove centre bottom, combustion The semicircle the bottom of a pan 11 edge of the scorching hot high-temperature flue gas made a fire produced by flame along the casting iron pan 1 for intersecting thin Ji fin up, first The scorching hot flame heat build-up produced will be burnt to the bottom of a pan toward the bottom of a pan border extended.The thin long and short wing piece 13,14 of the outer layer of casting iron pan 1 Same entirety is cast into iron pan, due to the bottom of a pan surface high-temp aluminum spraying technique of casting iron pan 1 so that the thermal conductivity factor of pot can increase Nearly 5 times, increased thin long and short wing piece 13,14 fins significantly increase the heating surface area in the bottom of a pan, wherein thin long and short wing piece 13rd, 14 gross areas are equal to iron pan original surface product, because the surface area ratio of big iron pan outer layer in design added one times originally, Significantly it is increased by the bottom of a pan area heat release rate.Such as：The bottom of a pan calorific intensity is calculated by 5.5kW/cm2 distribution areas, strong according to the bottom of a pan heat The thermal technology principle of degree is derived；Make the absorption combustion heat of iron pan gross area, so as to obtain the bottom of a pan calorific intensity of maximum, effectively increase The endotherm area of iron pan, accelerates cooking time, substantially increases the thermal efficiency, can save energy consumption more than 50%, so by about one time The thermal efficiency that is incremented by actual than former traditional iron pan is more than 10%.High-temperature flue gas waste heat is returned toward by bottom gas radiation simultaneously Its end face multilayer fire-resistant oxidation resistant mesh materials of net 3 are built up.Due to the mesh of aperture about 44 in the hole of metal radiation net 3, hot melt quantity It is smaller, make high-temperature flue gas by building up during radiation mesh, that is, produce the infra-red radiation of 800~900 DEG C of high temperature of wire side, add again It is secondary that temperature rise speed and efficiency of combustion are improved to the bottom of a pan radiant heat density, combustion heat energy has been risen progressively more than 12% again.Then High-temperature flue gas waste heat continues to arrange to roof of the furnace, i.e., flow to the top that the reverse bleed internal layer peripheral frame 2 of flue gas of pot surrounding is closed respectively Portion, the top of the reverse bleed internal layer peripheral frame of flue gas is connected with casting iron pan top seal, sees that the arrow of accompanying drawing 1 is moved towards, and implements inversely to fall The bleed damping aggregation circulation and stress mode returned, reaches the heat-energy losses for making former flue gas arrange ease flue rapidly, slows flue gas fast What speed was discharged into flue escapes heat-energy losses, adds the damping of flue gas bleed, high-temperature flue gas waste heat is damped non-permanent flow in closing The reverse bleed internal layer of flue gas, which is enclosed during top is progressively down moved, obtains the remaining flue gas for fully and effectively reclaiming, most discharging at last Around inner layer peripheral frame lower end, flue gas big after small frame before frame row ease hole 211 is flowed out respectively, flue gas big after small frame row ease before frame Hole 211 is that the diameter in flue gas row's ease hole 211 is bigger, after frame front frame apart from nearer flue gas row's ease hole 211 with flue gas discharge opening 42 Determined according to position during people's normal operating.Because large stove bottom bottom outlet 221 is communicated with ambient atmosphere in negative pressure state, thus The remaining flue gas for flowing out flue gas row's ease hole 211 is assembled, and by being discharged in the rear end flue 8 of large stove bottom, is so formed Just by the high-temperature flue gas produced after full premix combustion, by arrow in accompanying drawing 1, carry out the reverse bleed aggregation returned of three combinations and follow Ring mode, has effectively checked the serious heat energy loss of the fume emission of former open type, and the fume afterheat reached a high temperature is obtained fully And effectively rationally reclaimed, successfully solve that large stove is in that power consumption is big, efficiency is low for a long time, that environmentally friendly poor tradition falls behind is tired Puzzled situation, the CJ/T187-2012 implemented than new issue《Cook a meal and use gas big kitchen range》The thermal efficiency is not less than 45% finger in professional standard Mark, is increased by integrated heat efficiency ＞ more than 50%.

The present invention gives off the fume afterheat of scorching hot high temperature by using burning in large stove, and passes through the friendship of three combinations Bleed damping aggregation circulation and stress mode and bottom radiation that fork thin wing fin casting iron pan increase endotherm area, flue gas are inversely returned Net is subject to effective rationally recovery and utilized, and improves temperature rise speed and efficiency of combustion, successfully solves to cook a meal and use gas big kitchen range It is long-term to be in the puzzlement situation that power consumption is big, efficiency is low, environmentally friendly poor tradition falls behind, reach that government's power helps " energy-saving " low-carbon to pass through The state basic policy of Ji, further improves the significant environmental protection and energy saving innovation effect of large stove integrated heat efficiency.

In a word, presently preferred embodiments of the present invention, all equalizations made according to scope of the present invention patent be the foregoing is only Change and modification, should all belong to the covering scope of patent of the present invention.

Claims (10)

1. a kind of environment-friendly and energy-efficient, which is cooked a meal, uses gas big kitchen range, including stove framework（7）, and installed in stove framework（7）Upper casting Iron pan（1）, it is characterised in that：Casting iron pan（1）The bottom of a pan（11）Thin wing fin, stove framework are set on outer wall（7）It is interior to set resistance to Fiery material thermal insulation layer（4）, fire-resistant material heat insulation layer（4）Middle part is installed by fully premixed combustion device（5）, fire-resistant material heat insulation layer（4） On also set up the reverse bleed internal layer peripheral frame of flue gas（2）, the reverse bleed internal layer peripheral frame of flue gas（2）Including ring frame outer wall（21）With frame Bottom（22）, outer frame wall（21）Upper end surrounding and casting iron pan（1）Pot side（12）Inner side forms closed burner hearth, outer frame wall（21） Upper setting flue gas arranges ease hole（211）, frame bottom（22）Bottom outlet is set（221）.

2. a kind of environment-friendly and energy-efficient according to claim 1, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Thin wing fin and casting Iron pan（1）For identical material, integrally casting is formed, and thin wing fin includes the thin long wing piece of cross-distribution（13）With thin short limb wing Piece（14）, thin long wing piece（13）Length is more than thin short limb fin（14）.

3. a kind of environment-friendly and energy-efficient according to claim 2, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Thin long wing piece （13）With thin short limb fin（14）Section is rectangle, flat kidney-shaped, S inclination shapes or curl shape.

4. a kind of environment-friendly and energy-efficient according to claim 2, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Thin wing fin surface Aluminium coat is contained using high temperature spray.

5. a kind of environment-friendly and energy-efficient according to claim 1, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Casting iron pan（1）With The reverse bleed internal layer peripheral frame of flue gas（2）Between be additionally provided with gas radiation net（3）, gas radiation net（3）Including stainless steel plate bracket （31）With anti-oxidation metal net（32）, stainless steel plate bracket（31）Upper punching has strip hole（311）, anti-oxidation metal net（32）Weldering It is connected on stainless steel plate bracket（31）On.

6. a kind of environment-friendly and energy-efficient according to claim 1, which is cooked a meal, uses gas big kitchen range, it is characterised in that：The reverse bleed of flue gas Internal layer peripheral frame（2）Also include underframe（23）, underframe（23）It is arranged on fire-resistant material heat insulation layer（4）It is interior, frame bottom（22）With fire proofed wood Expect thermal insulation layer（4）Between it is interval provided with discharge flue gas.

7. a kind of environment-friendly and energy-efficient according to claim 6, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Fully premixed combustion Device（5）It is arranged on gas radiation net（3）Middle part lower end.

8. a kind of environment-friendly and energy-efficient according to claim 1, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Fire-resistant material heat insulation Layer（4）Bottom set air intake（41）, fire-resistant material heat insulation layer（4）Side set flue gas discharge opening（42）, air enters Mouthful（41）With frame bottom（22）Connection, flue gas row's ease hole（211）With flue gas discharge opening（42）Communicate, flue gas discharge opening（42）With flue （8）Connection.

9. a kind of environment-friendly and energy-efficient according to claim 1, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Fully premixed combustion Device（5）Pass through fuel gas pipeline and safety valves for gas（6）Connection.

10. a kind of environment-friendly and energy-efficient according to claim 8, which is cooked a meal, uses gas big kitchen range, it is characterised in that：Flue gas inversely escapes Flow internal layer peripheral frame（2）Outer wall（21）Flue gas row's ease hole of upper setting（211）For two or more, with flue gas discharge opening（42）Distance Nearer flue gas row's ease hole（211）Diameter it is bigger.