CN102927594B - Multi-functional high-temperature efficient energy-saving steam oven - Google Patents
Multi-functional high-temperature efficient energy-saving steam oven Download PDFInfo
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- CN102927594B CN102927594B CN201210446648.2A CN201210446648A CN102927594B CN 102927594 B CN102927594 B CN 102927594B CN 201210446648 A CN201210446648 A CN 201210446648A CN 102927594 B CN102927594 B CN 102927594B
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Abstract
The invention discloses a multi-functional high-temperature efficient energy-saving steam oven which comprises an oven body, a steam generator (31) and a burner (41). The oven body comprises an oven core wall (21), an oven core spinning nest (23) and a heat preservation wall (24). A burning included channel (234) is formed between inner sides of the oven core spinning nest (23) and the heat preservation wall (24). The heat preservation wall (24) is arranged outside the oven core wall (21), an annular smoke waste heat absorbing cavity (241) is formed, and the steam generator (31) is arranged in the smoke waste heat absorbing cavity (241). The burner (41) is arranged on the heat preservation wall (24) and the steam generator (31). The multi-functional high-temperature efficient energy-saving steam oven can achieve purposes of frying and steaming simultaneously, is high in temperature inside the oven and heat energy use rate, sufficient in burning and energy-saving, and reduces environment pollution.
Description
Technical field
The present invention relates to a kind of cooking stove, it is a kind of steam stove, and it is a kind of multifunctional high-temperature efficient energy-saving steam cooking stove particularly.
Background technology
Current fuel (fuel oil, combustion gas (coal gas, liquefied gas, natural gas) etc.) cooking stove, it comprises cooking stove core wall, and cooking stove core wall bottom is provided with flame import, the flame export of flame import docking combustor, and cooking stove core wall top is provided with exhanst gas outlet; During use, pot is positioned at the top of cooking stove core wall, and the flame that combustor produces enters the inner chamber (i.e. burner hearth) of cooking stove core wall 1 from the flame import 11 of cooking stove core wall bottom, burns away, then pass through the bottom of pot, the flue gas of generation is directly discharged from the exhanst gas outlet on cooking stove core wall top.Current this fuel cooking stove core exists following not enough: 1. flame is from the flame import of cooking stove core wall bottom to the exhanst gas outlet on top, flame linearly advances substantially, the conduct of flame in burner hearth is very short, the time of staying is little, most of heat of fuel combustion is along with flue gas is fast from exhanst gas outlet discharge, and heat utilization ratio is very low; Simultaneously because flame conduct in burner hearth is very short, the time of staying is little, and fuel fully can not mix with oxygen, incomplete combustion, causes waste of fuel and environmental pollution; 2. the inner side of cooking stove core wall is shiny surface, and flame is to cooking stove core wall barbecue weak effect, and cooking stove core wall heat absorption rate is not high, and cooking stove core wall temperature is not high, and make temperature in whole burner hearth not high, heat utilization efficiency is low.
Also occurred some coal burning water heating ranges in the market, its stove core segment is coal-fired, and stove core skin is two-layer stainless steel annular slab, is full of running water, although this coal burning water heating range also can pass through waste-heat hot water in the middle of two-layer stainless steel annular slab.But it has the following disadvantages: 1. it just utilizes the heat transfer of stove core wall, and flue gas is not utilized, simultaneously because stove core wall conducts heat to there being the outside of water, the temperature in burner hearth can be reduced, forming combusting firepower not foot phenomenon; 2. the surface area of internal layer stainless steel annular slab is less, and heat transfer area is little, and heat utilization efficiency is low, collects waste heat effect low (only having about 20%); 3. and be inconvenient to maintain.Novel coal evaporation structure is simple, easy to make.
So current cooking stove function singleness, cooking and steamed rice are difficult to be realized by the heat of same fuel combustion simultaneously; The flame produced during fuel combustion and flue gas stroke in cooking stove is short, and the time of staying is short, and in-furnace temperature is low, and heat utilization rate efficiency is low; Air and oxygen are difficult to accurately and timely automatic ratio to be allocated, and burns insufficient, wastes energy.
Summary of the invention
The object of the invention is to overcome the above-mentioned deficiency of prior art and provide a kind of multifunctional high-temperature efficient energy-saving steam cooking stove, it can be realized frying simultaneously by the heat of same fuel combustion and be steamed; It can make the flame that produces during fuel combustion and flue gas stroke in cooking stove long, the time of staying is long, and in-furnace temperature is high, and heat utilization rate efficiency is high, economize energy; It can make air and oxygen allocate with accurately and timely automatic ratio, and fuel combustion is abundant, economize energy, reduces environmental pollution.
Technical scheme of the present invention is: a kind of multifunctional high-temperature efficient energy-saving steam cooking stove, and it comprises stove body, vapour system and combustion system; Vapour system comprises steam generator; Combustion system comprises combustor; Stove body comprises cooking stove core wall, cooking stove heelpiece, cooking stove core revolve nest and heat insulation wall; Cooking stove core wall bottom is provided with flame import; Cooking stove heelpiece is positioned at the below of cooking stove core wall; It is a curved retaining wall that cooking stove core revolves nest, it is arranged in the inner chamber of cooking stove core wall and is positioned on cooking stove heelpiece, the flame import that the corresponding cooking stove core wall bottom of its opening is provided with, its tail end is connected with inside cooking stove core wall, cooking stove core between revolving inside the head end of nest and cooking stove core wall from a distance, form flue gas port, cooking stove core forms an arc and to burn passageway between revolving inside the outside of nest and cooking stove core wall; The position that on cooking stove core wall, close cooking stove core revolves the tail end of nest is provided with an exhanst gas outlet; Heat insulation wall is positioned at outside cooking stove core wall, a ring smoke exhaust-heat absorption chamber is formed from a distance between cooking stove core wall and heat insulation wall, steam generator is arranged in the fume afterheat absorbing cavity between cooking stove core wall and heat insulation wall, steam generator can absorb the waste heat in flue gas, and steam generator is the evaporimeter that can produce steam; The top of cooking stove core wall and heat insulation wall is provided with windbreak, the opening that the top that upper windbreak can block cooking stove core wall and heat insulation wall is formed, just in time by steam generator lid below; Heat insulation wall is provided with fume emission mouth; Position corresponding with the flame import of cooking stove core wall bottom on heat insulation wall is also provided with the installing port of combustor, and combustor to be arranged in the combustor installing port of heat insulation wall and corresponding with the position of the flame import of cooking stove core wall bottom.
The further technical scheme of the present invention is: the cross section of described cooking stove core wall is annular, and the height that cooking stove core revolves the aspect ratio tail end of nest head end is low, namely arcuately raises gradually from head end to tail end; The rib of inclination is provided with inside cooking stove core wall; The cooking stove heelpiece of the bottom of cooking stove core wall and heat insulation wall is provided with sewage door; Upper windbreak comprises keep out the wind wall and the sloping core that keeps out the wind, the wall that keeps out the wind is annular, the opening part that its top being positioned at cooking stove core wall and heat insulation wall is formed is also near heat insulation wall, the wall that keeps out the wind upwards extends a segment distance, the sloping core that keeps out the wind abuts against and keeps out the wind between wall and cooking stove core wall, the opening that the top together blocking cooking stove core wall and heat insulation wall with the wall that keeps out the wind is formed, the sloping core that keeps out the wind is that polylith draught deflector slaps together, and each draught deflector is close to slant setting successively between the upper edge of wall and cooking stove core wall of keeping out the wind.
The present invention further technical scheme is: described steam generator comprises header tank, steam manifold and evaporation tube, and evaporation tube is many, and many evaporation tubes are connected between header tank and steam manifold, and header tank and steam manifold are annular; The many alternate inside outside sweep of evaporation tube, are welded with inner sealed board between adjacent aduncate evaporation tube, are welded with outer shrouding between adjacent bandy evaporation tube, and the evaporation tube of interior outside sweep will strut a ring smoke passage between inner sealed board and outer shrouding; Inner sealed board leaves a gas approach, gas approach corresponds to the exhanst gas outlet on cooking stove core wall; Outer shrouding leaves exhanst gas outlet, and exhanst gas outlet is corresponding with the fume emission mouth position on heat insulation wall, and exhanst gas outlet is near the position of gas approach, and the position outer shrouding corresponding to exhanst gas outlet is connected with chimney seat, and chimney seat is connected with chimney; Flue gas guide plate is provided with in nearest exhaust gases passes between gas approach and exhanst gas outlet; The evaporation tube of steam generator, inner sealed board and outer shrouding are also provided with the installing port of combustor, this installing port is corresponding with the position of the flame import of cooking stove core wall bottom, and this installing port is used for laying combustor; Header tank bottom is connected with water supply connector, and water supply connector one end is connected with header tank from heat insulation wall through rear; Steam manifold is connected with steam joint; Header tank bottom is connected with pollution discharge joint.
The present invention further technical scheme is: the steam joint on the steam manifold of described steam generator is connected with steam-water separator, and steam-water separator comprises steam inlet tube and carbonated drink cylinder; One end of steam inlet tube is connected with carbonated drink cylinder; The epimere of carbonated drink cylinder is pillar buoy, and its hypomere is conically shaped, and the upper shed of the pillar buoy of carbonated drink cylinder epimere is provided with upper sealing plate, is provided with vapour-discharge tube in the middle of upper sealing plate; Vapour-discharge tube is connected with safety valve, triple valve, Pressure gauge parts; The conically shaped bottom of carbonated drink cylinder hypomere is connected with by return pipe and header tank, passes back into header tank at the moisture content of carbonated drink cylinder condensation by return pipe.
The present invention also further technical scheme is: the inner sealed board of described steam generator and outer shrouding are provided with sight fire tube, see fire tube through cooking stove core wall, inner sealed board, outer shrouding and heat insulation wall, the flame conditions in the burner hearth being in cooking stove core wall center can be observed by sight fire tube; Header tank and steam manifold are also provided with water-level gauge, and water-level gauge is communicated with steam manifold with header tank.
The further technical scheme of the present invention is: described vapour system also comprises preheating cold water device, and preheating cold water device comprises supervisor and coil pipe; Supervisor is for water pipe, and it is divided into main part, water inlet link and water outlet link, and coil pipe is soft bellows, and it is wrapped on supervisor, on the water inlet link that its two ends are connected to supervisor and water outlet link, makes to be responsible for and is communicated with completely with coil pipe inside; Preheating cold water device is arranged in chimney, and its water inlet link and water outlet link pass respectively from chimney, and its water outlet link is connected with the water supply connector of steam generator by water pipe; The water inlet link of preheating cold water device is connected with water softening device, water pump and valve.
The further technical scheme of the present invention is: described combustion system also comprises combustion air blast and fuel and air sync control device, and combustor comprises that fire covers, air funnel and cartridge; Air funnel one end is covered with fire and is connected, in cartridge one end access fire cover; Fuel and air sync control device comprise air valve, fuel valve and connector; Air valve comprises air valve body and air spool, air valve opening is provided with in air valve body, the two ends of air spool are respectively equipped with air valve mandrel, and air spool is fixedly connected with air valve mandrel, and air spool is arranged in the air valve opening in air valve body by the air valve mandrel at its two ends; Fuel valve comprises fuel valve body and fuel spool, is provided with fuel valve opening in fuel valve body, and the two ends of fuel spool are respectively equipped with fuel valve mandrel, and fuel spool is arranged in the fuel valve opening in fuel valve body by the fuel valve mandrel at its two ends; One air valve mandrel of air spool is fixedly connected by a fuel valve mandrel of connector and fuel spool; One end of air valve is connected with the air funnel of combustor by airduct, and the other end of air valve is connected with air blast by airduct; One end of fuel valve is connected with the cartridge of combustor by pipeline; The size of the fuel valve opening in the size of the air valve opening in air valve body and fuel valve body matches; Another fuel valve mandrel of fuel spool is connected with regulating handle.
The further technical scheme of the present invention is: it is also provided with explosion-protection equipment, and explosion-protection equipment comprises sleeve, decompression cover, guide rod and gland spring; Sleeve comprises sidewall and base plate, and sleeve is connected to the bottom of stove body by its sidewall, and the bottom of stove body is provided with the venting connected with sleeve, and the upper shed of sleeve follows the venting of the bottom of stove body to connect, and the base plate of sleeve is provided with pressure relief opening; The base plate of decompression cover and sleeve adapts, guide rod is bolt, it is provided with pipe regulating screw nut, the base plate of sleeve, decompression cover are respectively equipped with the guide rod hole for installing guide rod, decompression cover by guide rod and gland pressure mounting of the spring in the outside of the base plate of sleeve, gland spring housing to be contained on guide rod and to be bearing between gland spring and adjusting nut, and the aperture of the guide rod hole on decompression cover is slightly larger than the diameter of guide rod, can slide to make decompression cover along guide rod; Decompression cover is also provided with high temperature resistant pad, and namely high temperature resistant pad is between decompression cover and the base plate of sleeve and just to the pressure relief opening on base plate.
The present invention compared with prior art has following features:
1. the present invention can be realized frying simultaneously by the heat of same fuel combustion and be steamed, and function is many, and saves energy, saves time;
2. flame and flue gas revolve in nest at cooking stove core, burning becomes spiral escalation in passageway, and conduct is long, and the time of staying is long, makes temperature in burner hearth high; Flue gas also will through very long exhaust gases passes, wash away evaporation tube, inner sealed board and outer shrouding surface, absorb the waste heat in exhaust gases passes, make the water in evaporation tube flash to steam rapidly, and steam supply steamed rice, steamed sweet bun, the use such as boil water; Simultaneously because go in ring in the steam generator of flue gas outside cooking stove core wall, the temperature outside cooking stove core wall can also be improved, and then the temperature of whole cooking stove core wall is raised, thus inner chamber (i.e. burner hearth) temperature of cooking stove core wall is raised, can further improve thermal effect utilization rate; Flue gas enters chimney after steam generator, facts have proved, at this moment flue-gas temperature also has more than 100° centigrade, with a large amount of heats, the preheating cold water device that at this moment flue gas is internal washes away, by cool water heating, flow to steam generator, improve the inflow temperature of steam generator, improve steam generation efficiency, economize energy; Final flue gas is discharged from chimney, such flame mixed airflow (comprising the flue gas of back segment) will form eddy flow in burning passageway and whole burner hearth, the conduct in burner hearth of flame mixed airflow is long, flushing time is long, such one side makes thermal-flame air-flow be fully burned, fuel utilization is abundant, the temperature in whole burner hearth can be improved further, on the other hand thermal-flame mixed airflow is fully contacted with cooking stove core wall and the pot be positioned on cooking stove core wall, the heat of thermal-flame mixed airflow is fully used; The flue gas of back segment is grown steam generator and preheating cold water device and is washed away for a long time apart from (being equivalent to contact area large) simultaneously, exhaust-heat absorption in flue gas can obtain " completely " by steam generator and preheating cold water device, reaches energy-efficient effect;
3. fuel and air sync control device can realize the ratio Auto-matching of oxygen and air, and it can make air and oxygen allocate with accurately and timely automatic ratio, and fuel combustion is abundant, economize energy, reduces environmental pollution.
4. when explosion-protection equipment can prevent from lighting a fire, cooking stove inner chamber (burner hearth) is blasted; Firepower pressure when can also maintain normal combustion in cooking stove inner chamber is steady, prevents from setting off an explosion because pressure is excessive, the swollen accident such as to split.
Below in conjunction with the drawings and specific embodiments, detailed construction of the present invention is further described.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is Fig. 1 top view (wherein cooking stove core wall, cooking stove heelpiece, cooking stove core revolve nest, heat insulation wall and panel for transversely cutting structure chart open);
Fig. 3 is that Fig. 2 is along the partial enlarged drawing within the scope of A line;
Fig. 4 is Fig. 1 left view;
Fig. 5 is the structural representation of the embodiment of the present invention 2;
Fig. 6 is that Fig. 5 is along the partial enlarged drawing within the scope of B line.
Detailed description of the invention
Embodiment 1
As Figure 1-4: a kind of multifunctional high-temperature efficient energy-saving steam cooking stove, it comprises stove frame, stove body, vapour system and combustion system, stove frame comprises support 11, panel 12 and base plate 13, panel 12 and base plate 13 are arranged on outside support 11, and stove body to be arranged on support 11 and to be positioned at panel 12 and base plate 13; Vapour system comprises steam generator 31 and preheating cold water device 32; Combustion system comprises combustor 41, air blast 42 and fuel and air sync control device.
Stove body comprises cooking stove core wall 21, cooking stove heelpiece 22, cooking stove core revolve nest 23, heat insulation wall 24 and bottom heat-insulation layer 25, the cross section of cooking stove core wall 21 is annular, and cooking stove core wall 21 bottom is provided with flame import 211, and the flame export of combustor 41 is docked in flame import 211, cooking stove heelpiece 22 is positioned at the below of cooking stove core wall 21, it is a curved retaining wall that cooking stove core revolves nest 23, it is arranged in the inner chamber of cooking stove core wall 21 and is positioned on cooking stove heelpiece 22, the flame import 211 that corresponding cooking stove core wall 21 bottom of its opening is provided with, its tail end 231 is connected with inside cooking stove core wall 21, cooking stove core between revolving inside the head end 232 of nest 23 and cooking stove core wall 21 from a distance, form flue gas port 233, cooking stove core forms an arc and to burn passageway 234 between revolving inside the outside of nest 23 and cooking stove core wall 21, the height that cooking stove core revolves the aspect ratio tail end 231 of nest 23 head end 232 is low, namely arcuately raise gradually from head end 232 to tail end 231, the position that on cooking stove core wall 21, close cooking stove core revolves the tail end 231 of nest 23 is provided with an exhanst gas outlet 212, the rib (accompanying drawing does not illustrate) of inclination is provided with inside cooking stove core wall 21, it can strengthen the heat-absorbing action to air-flow (flame), improve the temperature of cooking stove core wall 21, the interior temperature outside of cooking stove core wall 21 is all improved, the inner side temperature of cooking stove core wall 21 improves can make the temperature of whole burner hearth (inner chamber of cooking stove core wall) improve, the temperature outside of cooking stove core wall improves the steam generator 31 that can improve the outside being positioned at cooking stove core wall 21 and absorbs more heat, improves heat utilization rate, cooking stove core wall 21, cooking stove heelpiece 22 and cooking stove core revolve nest 23 and are made by alum scholar refractory cement, and it can resistance toly burn, heat insulation wall 24 is positioned at outside cooking stove core wall 21, a ring smoke exhaust-heat absorption chamber 241 is formed from a distance between cooking stove core wall 21 and heat insulation wall 24, in fume afterheat absorbing cavity 241 between cooking stove core wall 21 and heat insulation wall 24, steam generator 31 is installed, the waste heat that steam generator 31 can absorb in flue gas utilizes, and steam generator 31 innerly can fill the evaporimeter that water can produce steam, cooking stove core wall 21 is provided with sewage door (in accompanying drawing, this structure not being shown) with the cooking stove heelpiece 22 of the bottom of heat insulation wall 24, can be cleared up the dirt in fume afterheat absorbing cavity 241 and steam generator 31 by the row's of opening door with giant, cooking stove core wall 21 is provided with windbreak with the top of heat insulation wall 24, upper windbreak can block the opening that cooking stove core wall 21 is formed with the top of heat insulation wall 24, just in time steam generator 31 is covered below, prevent flue gas from leaking, upper windbreak comprises keep out the wind wall 242 and the sloping core 243 that keeps out the wind, keep out the wind wall 242 for annular, it is positioned at the opening part also close heat insulation wall 24 that cooking stove core wall 21 is formed with the top of heat insulation wall 24, the wall 242 that keeps out the wind upwards extends a segment distance, paper money dish is placed time easy to use, cook, the pot of heating up water, the wall 242 that keeps out the wind is the overall structure be made by refractory cement, to increase structural capacity, the sloping core 243 that keeps out the wind abuts against and keeps out the wind between wall 242 and cooking stove core wall 21, the opening that the top together blocking cooking stove core wall 21 and heat insulation wall 24 with the wall 242 that keeps out the wind is formed, the sloping core 243 that keeps out the wind slaps together (Fig. 1 can clearly be seen that this structure) for polylith draught deflector, each draught deflector is close to slant setting successively between the upper edge of wall 242 and cooking stove core wall 21 of keeping out the wind, it can also rely on steam generator 31 simultaneously, so that more firm, do not need between each draught deflector to use the materials such as refractory cement to fix, can facilitate like this and at any time fume afterheat absorbing cavity 241 be cleaned, when needs carry out clean to steam generator 31 and fume afterheat absorbing cavity 241, every block draught deflector is taken away successively, then wash by water directly in exhaust-heat absorption chamber 241 and steam generator 31, just can exhaust-heat absorption chamber 241 and steam generator 31 be cleaned clean, discharge in the sewage door that dirt can be provided with from cooking stove heelpiece 22.
Heat insulation wall 24 is provided with fume emission mouth 244; Position corresponding with the flame import 211 of cooking stove core wall 21 bottom on heat insulation wall 24 is also provided with the installing port of combustor 41, is convenient to combustor 41 and installs, and makes combustor 41 can supply burned flame in the inner chamber (i.e. burner hearth) of cooking stove core wall 21.
Bottom heat-insulation layer 25 is between cooking stove heelpiece 22 and base plate 13.
Cooking stove core wall 21, cooking stove heelpiece 22 are made by alum scholar refractory cement, and it can resistance toly burn; Heat insulation wall 24 and bottom heat-insulation layer 25 are made for aluminium silicate wool.
Steam generator 31, it comprises header tank 311, steam manifold 312 and evaporation tube 313, evaporation tube 313 is many, many evaporation tubes 313 are connected between header tank 311 and steam manifold 312, header tank 311 and steam manifold 312 are annular, its inside of header tank 311, steam manifold 312 and evaporation tube 313 is cavity, and is interconnected; The many alternate inside outside sweep of evaporation tube 313, inner sealed board 314 is welded with between adjacent aduncate evaporation tube 313, outer shrouding 315 is welded with between adjacent bandy evaporation tube 313, the evaporation tube 313 of interior outside sweep will strut a ring smoke passage 316 between inner sealed board 314 and outer shrouding 315, when flue gas passes through from ring smoke passage 316, evaporation tube 313, inner sealed board 314 can absorb the heat in flue gas with outer shrouding 315, pass to its built with water, evaporate the water (even seethe with excitement) produces steam.
Steam generator 31 is arranged in the fume afterheat absorbing cavity 241 between cooking stove core wall 21 and heat insulation wall 24, its inner sealed board 314 leaves a gas approach 3141, and gas approach 3141 corresponds to the exhanst gas outlet 212 on cooking stove core wall 21; Outer shrouding 315 leaves exhanst gas outlet 3151, exhanst gas outlet 3151 is corresponding with fume emission mouth 244 position on heat insulation wall, exhanst gas outlet 3151 is near the position of gas approach 3141, outer shrouding 315 connects (being generally welding) corresponding to the position of exhanst gas outlet 3151 and has chimney seat 317, to connect chimney 3171; Flue gas guide plate 3161 is provided with in nearest exhaust gases passes 316 between gas approach 3141 and exhanst gas outlet 3151, directly exhanst gas outlet 3151 is flowed to from gas approach 3141 to cut off flue gas, thus force flue gas to flow to exhanst gas outlet 3151(from gas approach 3141 along exhaust gases passes farthest as shown in the dotted line 5 of Fig. 2 band arrow, the dotted line 5 of band arrow shows the travel path of flue gas); The both sides of gas approach 314 are provided with flame baffle, play pilot flame, effect that flue gas enters exhaust gases passes; The evaporation tube 313 of steam generator 31, inner sealed board 314 and outer shrouding 315 are also provided with the installing port of combustor 41, this installing port is corresponding with the position of the flame import 211 of cooking stove core wall 21 bottom, and this installing port is used for laying combustor 41; Header tank 311 bottom is connected with water supply connector, and water supply connector one end is connected with header tank 311 from heat insulation wall 24 through rear, and water supply connector can pass through water pipe, water pump, valve, preheating cold water device 32 follow water source (i.e. running water pipe) to be from the beginning connected; Steam manifold 312 is connected with steam joint, and steam joint is connected with steam-water separator, and steam-water separator comprises steam inlet tube 3121 and carbonated drink cylinder 3122; One end of steam inlet tube 3121 is connected with carbonated drink cylinder 3122; The epimere of carbonated drink cylinder 3122 is pillar buoy, its hypomere is conically shaped, the upper shed of the pillar buoy of carbonated drink cylinder 3122 epimere is provided with upper sealing plate, vapour-discharge tube 3123 is provided with in the middle of upper sealing plate, vapour-discharge tube 3123 is connected with the parts such as safety valve 3124, triple valve 3125, Pressure gauge 3126, triple valve 3125 outwards exports steam by pipeline, is used for steamed rice, steamed sweet bun, the use such as boil water to people; The conically shaped bottom of carbonated drink cylinder 3122 hypomere is connected with by return pipe 3127 and header tank 311, and the moisture content condensed at carbonated drink cylinder 3122 passes back into header tank 311 by return pipe 3127; Header tank 311 bottom is connected with pollution discharge joint 3111, the dirt in header tank 311, steam manifold 312 and evaporation tube 313 can be discharged by pollution discharge joint 3111; Pollution discharge joint 3111 also can be connected with valve and pipeline; Pollution discharge joint 3111 can be multiple.
Inner sealed board 314 and outer shrouding 315 are provided with and see fire tube 318, see fire tube 318 through cooking stove core wall 21, inner sealed board 314, outer shrouding 315, heat insulation wall 24 and panel 12, the flame conditions in the burner hearth being in cooking stove core wall 21 center can be observed by sight fire tube 318.
Header tank 311 and steam manifold 312 are also provided with water-level gauge 3128, and water-level gauge 3128 is communicated with steam manifold 312 with header tank 311, can be observed the height of water level in evaporation tube 313 by water-level gauge 3128, to open tap water supply as required; Water-level gauge 3128 is positioned within panel 12, and panel 12 just has peep hole to the position of water level pipe, and the position near water-level gauge 3128 in panel 12 is also provided with observation lamp, and the light sent by observation lamp is convenient to the water level observing water-level gauge 3128; Water-level gauge 3128 is positioned within panel 12 and makes water-level gauge 3128 define stealthy effect, does not take place.
Steam manifold 312 top is also provided with annular coaming plate, makes edge on cooking stove, lay pot to facilitate.
Preheating cold water device 32 comprises supervisor 321 and coil pipe 322; Supervisor 321 is water pipe, and it is divided into main part, water inlet link and water outlet link, and its main part is in " U " shape, and the metal material be responsible for as heat conduction is good is made; Coil pipe 322 is the soft bellows of DN15 stainless steel, it is wrapped in " U " shape main part of supervisor 321 with the multilayer figure of eight, on the water inlet link that its two ends are connected to supervisor 321 and water outlet link, supervisor 321 is communicated with completely with coil pipe 322 inside; Preheating cold water device 32 is arranged in stove chimney 3171, its water inlet link and water outlet link pass (as shown in Figure 4) respectively from chimney 3171, its water inlet link is connected with cold water source (as running water, water tank) by water pipe, water outlet link is connected by the water supply connector of water pipe 3211 with steam generator 31, can be connected in series water pump and valve therebetween; After entering chimney 3171 from the flue gas of cooking stove discharge, wash away supervisor 321 and coil pipe 322, cool water heating in supervisor 321 and coil pipe 322 can be heated up, water through heat temperature raising flows into steam generator 31, the inflow temperature of steam generator 31 is improved, and is the water inlet preheating of steam generator 31, makes steam generator 31 produce more steam, improve efficiency, the indirect saving energy; The water inlet link of preheating cold water device 32 also can be connected in series water softening device with between cold water source (being generally running water), is softened, to prevent scaling in vapor generator 31 by water softening device to running water.
Evaporation tube 313, inner sealed board 314 are provided with combustor adapter 319 with outer shrouding 315 near the position of bottom, combustor adapter 319 is through cooking stove core wall 21, heat insulation wall 24, inner sealed board 314 and outer shrouding 315, combustor adapter 319 is for connecting combustor 41, and the flame that combustor 41 is produced can enter the burner hearth of cooking stove core wall 21 center.
Combustor 41 comprises fire cover, air funnel 412 and cartridge 413; Combustor 41 is arranged on steam generator 31 with the combustor installing port of heat insulation wall 24, and corresponding with the position of the flame import 211 of cooking stove core wall 21 bottom; Air funnel 412 one end is covered with fire and is connected, in cartridge 413 one end access fire cover.
Fuel and air sync control device comprise air valve 431, fuel valve 432 and connector 433; Air valve 431 comprises air valve body and air spool, air valve opening is provided with in air valve body, the two ends of air spool are respectively equipped with air valve mandrel, and air spool is fixedly connected with air valve mandrel, and air spool is arranged in the air valve opening in air valve body by the air valve mandrel at its two ends; Fuel valve 432 comprises fuel valve body and fuel spool, is provided with fuel valve opening in fuel valve body, and the two ends of fuel spool are respectively equipped with fuel valve mandrel, and fuel spool is arranged in the fuel valve opening in fuel valve body by the fuel valve mandrel at its two ends; One air valve mandrel of air spool is fixedly connected by the fuel valve mandrel of connector 433 with fuel spool, and such air spool and fuel spool can realize synchronous axial system; One end of air valve 431 is connected with the air funnel 412 of combustor 41 by airduct, and the other end of air valve 431 is connected with air blast 42 by airduct; One end of fuel valve 432 is connected with the cartridge 413 of combustor 41 by pipeline, and its other end is connected to fuels sources (type fuel used according to combustor 41, can be connected to natural gas line, liquefied gas bottle, oil tank etc. respectively) by pipeline; The size of the fuel valve opening in the size of the air valve opening in air valve body and fuel valve body matches, and the oxygen that fuel is needed when burning is guaranteed, and air quantity delivered is suitable; Another fuel valve mandrel of fuel spool is connected with regulating handle 434, the supply fuel of combustor 41 and the size of oxygen can be controlled by rotating regulating handle 434, namely directly reach the object controlling firepower size, connector achieves air valve and fuel valve adjusted in concert.
Embodiment 2
As shown in Fig. 5-6: a kind of multifunctional high-temperature efficient energy-saving steam cooking stove, the main distinction of itself and embodiment 1 is: it is also provided with explosion-protection equipment, and explosion-protection equipment comprises sleeve 61, decompression cover 62, guide rod 63 and gland spring 64, sleeve 61 comprises sidewall 611 and base plate 612, the sidewall 611 of sleeve 61 welds mutually with the base plate 31 of stove frame, the base plate 31 of stove frame has corresponding venting with the base plate 31 of the venting 614(stove frame that the bottom of stove body is provided with sleeve 61 connects, bottom heat-insulation layer 25, cooking stove heelpiece 22), the upper shed of sleeve 61 follows the base plate 31 of stove frame to connect with the venting 614 of the bottom of stove body, and the base plate 612 of sleeve 61 is provided with pressure relief opening 6121, decompression cover 62 adapts (can seal base plate 612 and be provided with pressure relief opening 6121) with the base plate 612 of sleeve 61, guide rod 63 is bolt, it is provided with pipe regulating screw nut 631, the base plate 612 of sleeve 61, decompression cover 62 is respectively equipped with the guide rod hole for installing guide rod 63, decompression cover 62 is fitted in the outside (shown in accompanying drawing is below) of the base plate 612 of sleeve 61 by guide rod 63 and gland spring 64, gland spring 64 to be sleeved on guide rod 63 and to be bearing between gland spring 64 and adjusting nut 631, the two ends of gland spring 64 can also be provided with pad, the aperture of the guide rod hole on decompression cover 62 is slightly larger than the diameter of guide rod 63, can slide along guide rod 63 to make decompression cover 62, decompression cover 62 is tightly pressed to the base plate 612 of sleeve 61 by gland spring 64, to block the pressure relief opening 6121 on the base plate 612 of sleeve 61, according to pressure size needs, can by regulating the adjusting nut 631 on guide rod 63, to determine the vent pressure size of decompression cover 62, decompression cover 62 is also provided with high temperature resistant pad 621, namely high temperature resistant pad 621 is between decompression cover 62 and the base plate 612 of sleeve 61 and just to the pressure relief opening 6121 on base plate 612, high temperature resistant pad 621 generally adopts asbestos to make, to improve the heat resistance of decompression cover 62, prevent long term high temperature from being burnt out by decompression cover 62, during igniting, if cooking stove inner chamber (burner hearth) gas pressure is excessive, there is detonation (can be described as slight blast), at this moment pressed gas promotes decompression cover 62, compression gland spring 64, decompression cover 62 moves down along guide rod 63, and the pressure relief opening 6121 on the base plate 612 of at this moment sleeve 61 is opened, pressed gas is outwards discharged by venting 614 and pressure relief opening 6121, prevents the excessive accident of blasting of cooking stove chamber pressure, same principle, when normal combustion, if cooking stove chamber pressure is excessive, decompression cover 62 also can be opened automatically, carries out pressure release, and predetermined pressure size can set by regulating pipe regulating screw nut 631, other structure technology feature is with embodiment 1.
Operation principle of the present invention and using method: place the pot for cooking etc. on the top of stove body, open combustor 41, regulate fuel and air sync control device, (ratio of oxygen and air is by fuel and air sync control device Auto-matching to control firepower size, without the need to worrying about), owing to there being the effect of air blast 42, the flame that combustor 41 produces sprays in burner hearth (inner chamber of cooking stove core wall 21) from flame import, flinging cooking stove core revolves inside nest 23, be subject to the stop that cooking stove core revolves nest 23, a flame mixed airflow part is revolved nest 23 head end from lower cooking stove core and is entered burning passageway 234, part flame mixed airflow rises, recross cooking stove core revolve nest enter burning passageway 234, raise gradually from head end 232 to tail end 231 because cooking stove core revolves nest 23, reduce gradually so cross from head end 232 to tail end 231 the flame mixed airflow that cooking stove core revolves nest 23, namely flame mixed airflow on the whole the process risen gradually constantly cross cooking stove core revolve nest enter burning passageway 234, and the flame mixed airflow intensity entering burning passageway 234 from head end is far longer than the flame mixed airflow entering burning passageway 234 from tail end, flame mixed airflow becomes spiral and up washes away the bottom of a pan, for cooking etc., burnt in burner hearth completely flame mixed airflow (i.e. flue gas) later after, the exhanst gas outlet 212 had on cooking stove core wall 21 enters the gas approach 3141 of steam generator 31, under the barrier effect of flue gas guide plate 3161, flue gas can only go in ring nearly one week along exhaust gases passes 316, flue gas annularly exhaust gases passes 316 washes away evaporation tube 313, inner sealed board 314 and outer shrouding 315 surface, absorb the waste heat in exhaust gases passes, the water in evaporation tube 313 is made to flash to steam rapidly, steam enters the steam manifold 312 on top, steam enters steam-water separator by steam joint, the pure high-temperature steam obtained outwards exports by steam-water separator, supply steamed rice, steamed sweet bun, the use such as boil water, the moisture of condensation is passed back into header tank 311 by steam-water separator simultaneously, simultaneously because go in ring in the steam generator 31 of flue gas outside cooking stove core wall 21, the temperature outside cooking stove core wall 21 can also be improved, and then the temperature of whole cooking stove core wall 21 is raised, thus inner chamber (i.e. burner hearth) temperature of cooking stove core wall is raised, can further improve thermal effect utilization rate, flue gas is again through exhanst gas outlet 3151 and the chimney seat 317 of steam generator 31, enter chimney 3171, facts have proved, at this moment flue-gas temperature also has more than 100° centigrade, and with a large amount of heats, the preheating cold water device 32 that at this moment flue gas is internal washes away, by cool water heating, improve the inflow temperature of steam generator 31, improve steam generation efficiency, economize energy, final flue gas is discharged from chimney 3171, such flame mixed airflow (comprising the flue gas of back segment) will form eddy flow in burning passageway and whole burner hearth, the flow trace of whole flame mixed airflow is as shown in the dotted line 5 of the band arrow in Fig. 2, known from the dotted line 5 of the band arrow Fig. 2, the conduct in burner hearth of flame mixed airflow is long, flushing time is long, such one side makes thermal-flame air-flow be fully burned, fuel utilization is abundant, the temperature in whole burner hearth can be improved further, on the other hand thermal-flame mixed airflow is fully contacted with cooking stove core wall 21 and the pot be positioned on cooking stove core wall, the heat of thermal-flame mixed airflow is fully used, and be quickly discharged unlike the thermal-flame mixed airflow of prior art, burn insufficient, and take away a large amount of heats, the flue gas of back segment is grown steam generator 31 and preheating cold water device 32 and is washed away for a long time apart from (being equivalent to contact area large) simultaneously, exhaust-heat absorption in flue gas can obtain " completely " by steam generator 31 and preheating cold water device 32, reaches energy-efficient effect.
Claims (10)
1. a multifunctional high-temperature efficient energy-saving steam cooking stove, it comprises stove body and combustion system, it is characterized in that: it also comprises vapour system, vapour system comprises steam generator (31), combustion system comprises combustor (41), stove body comprises cooking stove core wall (21), cooking stove heelpiece (22), cooking stove core revolve nest (23) and heat insulation wall (24), cooking stove core wall (21) bottom is provided with flame import (211), cooking stove heelpiece (22) is positioned at the below of cooking stove core wall (21), it is a curved retaining wall that cooking stove core revolves nest (23), it is arranged in the inner chamber of cooking stove core wall (21) and is positioned on cooking stove heelpiece (22), the flame import (211) that corresponding cooking stove core wall (21) bottom of its opening is provided with, its tail end (231) is connected with cooking stove core wall (21) inner side, cooking stove core to revolve between the head end (232) of nest (23) and cooking stove core wall (21) inner side from a distance, form flue gas port (233), cooking stove core revolves and to form an arc between the outside of nest (23) and cooking stove core wall (21) inner side and to burn passageway (234), the position that the upper close cooking stove core of cooking stove core wall (21) revolves the tail end (231) of nest (23) is provided with an exhanst gas outlet (212), heat insulation wall (24) is positioned at cooking stove core wall (21) outside, a ring smoke exhaust-heat absorption chamber (241) is formed from a distance between cooking stove core wall (21) and heat insulation wall (24), steam generator (31) is arranged in the fume afterheat absorbing cavity (241) between cooking stove core wall (21) and heat insulation wall (24), steam generator (31) can absorb the waste heat in flue gas, and steam generator (31) is the evaporimeter that can produce steam, cooking stove core wall (21) is provided with windbreak with the top of heat insulation wall (24), upper windbreak can block the opening that cooking stove core wall (21) is formed with the top of heat insulation wall (24), just in time by steam generator (31) lid below, heat insulation wall (24) is provided with fume emission mouth (244), the upper position corresponding with the flame import (211) of cooking stove core wall (21) bottom of heat insulation wall (24) is also provided with the installing port of combustor (41), and combustor (41) to be arranged in the combustor installing port of heat insulation wall (24) and corresponding with the position of the flame import (211) of cooking stove core wall (21) bottom.
2. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 1, it is characterized in that: the cross section of described cooking stove core wall (21) is annular, the height that cooking stove core revolves the aspect ratio tail end (231) of nest (23) head end (232) is low, namely arcuately raises gradually from head end (232) to tail end (231), cooking stove core wall (21) inner side is provided with the rib of inclination, cooking stove core wall (21) is provided with sewage door with the cooking stove heelpiece (22) of the bottom of heat insulation wall (22), upper windbreak comprises the wall that keeps out the wind (242) and the sloping core that keeps out the wind (243), the wall (242) that keeps out the wind is annular, it is positioned at the opening part also close heat insulation wall (24) that cooking stove core wall (21) is formed with the top of heat insulation wall (24), the wall (242) that keeps out the wind upwards extends a segment distance, the sloping core (243) that keeps out the wind abuts against between the wall that keeps out the wind (242) and cooking stove core wall (21), the opening that the top together blocking cooking stove core wall (21) and heat insulation wall (24) with the wall that keeps out the wind (242) is formed, the sloping core (243) that keeps out the wind slaps together for polylith draught deflector, each draught deflector is close to slant setting successively between the wall that keeps out the wind (242) and the upper edge of cooking stove core wall (21).
3. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 1 and 2, it is characterized in that: described steam generator (31) comprises header tank (311), steam manifold (312) and evaporation tube (313), evaporation tube (313) is many, many evaporation tubes (313) are connected between header tank (311) and steam manifold (312), and header tank (311) and steam manifold (312) are annular; The many alternate inside outside sweep of evaporation tube (313), inner sealed board (314) is welded with between adjacent aduncate evaporation tube (313), be welded with outer shrouding (315) between adjacent bandy evaporation tube (313), the evaporation tube (313) of interior outside sweep will strut a ring smoke passage (316) between inner sealed board (314) and outer shrouding (315); Inner sealed board (314) leaves a gas approach (3141), gas approach (3141) is corresponding to the exhanst gas outlet (212) on cooking stove core wall (21); Outer shrouding (315) leaves exhanst gas outlet (3151), exhanst gas outlet (3151) is corresponding with fume emission mouth (244) position on heat insulation wall, exhanst gas outlet (3151) is near the position of gas approach (3141), the upper position corresponding to exhanst gas outlet (3151) of outer shrouding (315) is connected with chimney seat (317), and chimney seat (317) is connected with chimney (3171); Flue gas guide plate (3161) is provided with in nearest exhaust gases passes (316) between gas approach (3141) and exhanst gas outlet (3151); The evaporation tube (313) of steam generator (31), inner sealed board (314) and outer shrouding (315) are also provided with the installing port of combustor (41), this installing port is corresponding with the position of the flame import (211) of cooking stove core wall (21) bottom, and this installing port is used for laying combustor (41); Header tank (311) bottom is connected with water supply connector, and water supply connector one end is connected with header tank (311) from heat insulation wall (24) through rear; (312) are connected with steam joint with steam manifold; Header tank (311) bottom is connected with pollution discharge joint (3111).
4. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 3, it is characterized in that: the steam joint on the steam manifold (312) of described steam generator (31) is connected with steam-water separator, steam-water separator comprises steam inlet tube (3121) and carbonated drink cylinder (3122); One end of steam inlet tube (3121) is connected with carbonated drink cylinder (3122); The epimere of carbonated drink cylinder (3122) is pillar buoy, and its hypomere is conically shaped, and the upper shed of the pillar buoy of carbonated drink cylinder (3122) epimere is provided with upper sealing plate, is provided with vapour-discharge tube (3123) in the middle of upper sealing plate; Vapour-discharge tube (3123) is connected with safety valve (3124), triple valve (3125), Pressure gauge (3126) parts; The conically shaped bottom of carbonated drink cylinder (3122) hypomere is connected with by return pipe (3127) and header tank (311), and the moisture content condensed at carbonated drink cylinder (3122) passes back into header tank (311) by return pipe (3127).
5. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 4, it is characterized in that: the inner sealed board (314) of described steam generator (31) and outer shrouding (315) are provided with and see fire tube (318), see fire tube (318) through cooking stove core wall (21), inner sealed board (314), outer shrouding (315) and heat insulation wall (24), the flame conditions in the burner hearth being in cooking stove core wall (21) center can be observed by sight fire tube (318); Header tank (311) and steam manifold (312) are also provided with water-level gauge (3128), and water-level gauge (3128) is communicated with steam manifold (312) with header tank (311).
6. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 3, it is characterized in that: described vapour system also comprises preheating cold water device (32), preheating cold water device (32) comprises supervisor (321) and coil pipe (322); Supervisor (321) is water pipe, it is divided into main part, water inlet link and water outlet link, coil pipe (322) is soft bellows, it is wrapped on supervisor (321), on the water inlet link that its two ends are connected to supervisor (321) and water outlet link, supervisor (321) is communicated with completely with coil pipe (322) inside; Preheating cold water device (32) is arranged in chimney (3171), its water inlet link and water outlet link pass respectively from chimney (3171), and its water outlet link is connected by the water supply connector of water pipe (3211) with steam generator (31); The water inlet link of preheating cold water device (32) is connected with water softening device, water pump and valve.
7. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 4, it is characterized in that: described vapour system also comprises preheating cold water device (32), preheating cold water device (32) comprises supervisor (321) and coil pipe (322); Supervisor (321) is water pipe, it is divided into main part, water inlet link and water outlet link, coil pipe (322) is soft bellows, it is wrapped on supervisor (321), on the water inlet link that its two ends are connected to supervisor (321) and water outlet link, supervisor (321) is communicated with completely with coil pipe (322) inside; Preheating cold water device (32) is arranged in chimney (3171), its water inlet link and water outlet link pass respectively from chimney (3171), and its water outlet link is connected by the water supply connector of water pipe (3211) with steam generator (31); The water inlet link of preheating cold water device (32) is connected with water softening device, water pump and valve.
8. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 5, it is characterized in that: described vapour system also comprises preheating cold water device (32), preheating cold water device (32) comprises supervisor (321) and coil pipe (322); Supervisor (321) is water pipe, it is divided into main part, water inlet link and water outlet link, coil pipe (322) is soft bellows, it is wrapped on supervisor (321), on the water inlet link that its two ends are connected to supervisor (321) and water outlet link, supervisor (321) is communicated with completely with coil pipe (322) inside; Preheating cold water device (32) is arranged in chimney (3171), its water inlet link and water outlet link pass respectively from chimney (3171), and its water outlet link is connected by the water supply connector of water pipe (3211) with steam generator (31); The water inlet link of preheating cold water device (32) is connected with water softening device, water pump and valve.
9. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 1 and 2, it is characterized in that: described combustion system also comprises combustion air blast (42) and fuel and air sync control device, combustor (41) comprise fieryly to cover, air funnel (412) and cartridge (413); Air funnel (412) one end is covered with fire and is connected, in cartridge (413) one end access fire cover; Fuel and air sync control device comprise air valve (431), fuel valve (432) and connector (433); Air valve (431) comprises air valve body and air spool, air valve opening is provided with in air valve body, the two ends of air spool are respectively equipped with air valve mandrel, air spool is fixedly connected with air valve mandrel, and air spool is arranged in the air valve opening in air valve body by the air valve mandrel at its two ends; Fuel valve (432) comprises fuel valve body and fuel spool, is provided with fuel valve opening in fuel valve body, and the two ends of fuel spool are respectively equipped with fuel valve mandrel, and fuel spool is arranged in the fuel valve opening in fuel valve body by the fuel valve mandrel at its two ends; One air valve mandrel of air spool is fixedly connected by the fuel valve mandrel of connector (433) with fuel spool; One end of air valve (431) is connected with the air funnel (412) of combustor (41) by airduct, and the other end of air valve (431) is connected with air blast (42) by airduct; One end of fuel valve (432) is connected with the cartridge (413) of combustor (41) by pipeline; The size of the fuel valve opening in the size of the air valve opening in air valve body and fuel valve body matches; Another fuel valve mandrel of fuel spool is connected with regulating handle (434).
10. multifunctional high-temperature efficient energy-saving steam cooking stove according to claim 1 and 2, it is characterized in that: it is also provided with explosion-protection equipment, explosion-protection equipment comprises sleeve (61), decompression cover (62), guide rod (63) and gland spring (64), sleeve (61) comprises sidewall (611) and base plate (612), sleeve (61) is connected to the bottom of stove body by its sidewall (611), the bottom of stove body is provided with the venting (614) connected with sleeve (61), the upper shed of sleeve (61) follows the venting (614) of the bottom of stove body to connect, and the base plate (612) of sleeve (61) is provided with pressure relief opening (6121), decompression cover (62) adapts with the base plate (612) of sleeve (61), guide rod (63) is bolt, it is provided with pipe regulating screw nut (631), the base plate (612) of sleeve (61), decompression cover (62) is respectively equipped with the guide rod hole for installing guide rod (63), decompression cover (62) is fitted in the outside of the base plate (612) of sleeve (61) by guide rod (63) and gland spring (64), gland spring (64) is sleeved on guide rod (63) and goes up and be bearing between gland spring (64) and adjusting nut (631), the aperture of the guide rod hole on decompression cover (62) is slightly larger than the diameter of guide rod (63), can slide along guide rod (63) to make decompression cover (62), decompression cover (62) is also provided with high temperature resistant pad (621), namely high temperature resistant pad (621) be positioned at decompression cover (62) and sleeve (61) base plate (612) between and just to the pressure relief opening (6121) on base plate (612).
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| CN201210446648.2A CN102927594B (en) | 2012-11-11 | 2012-11-11 | Multi-functional high-temperature efficient energy-saving steam oven |
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| CN103244971B (en) * | 2013-04-07 | 2016-08-03 | 贵州省贵阳白云锅炉厂 | Multifunctional stove |
| CN103900108A (en) * | 2014-03-13 | 2014-07-02 | 王宏丁 | Flue structure of solid particle fuel stove |
| CN104019475A (en) * | 2014-06-23 | 2014-09-03 | 叶祖湘 | Big/small cooking stove with combustion engine system |
| WO2016077957A1 (en) * | 2014-11-17 | 2016-05-26 | 深圳市大能节能技术有限公司 | Frying stove hearth and energy-saving frying stove |
| CN105157003B (en) * | 2015-10-08 | 2018-07-31 | 清远市精旺环保设备有限公司 | Intelligent combustion machine |
| CN105520178B (en) * | 2016-01-12 | 2018-07-10 | 蚌埠天意汽车修理厂 | A kind of deep fat tank for spherical rice crust shaper |
| CN106123056A (en) * | 2016-06-20 | 2016-11-16 | 镇江市岗华多用炉灶有限公司 | A kind of multifunction energy-saving steam stove |
| CN109751584A (en) * | 2017-11-06 | 2019-05-14 | 丹阳市宏光机械有限公司 | A kind of small-sized steam generator |
| CN110094761A (en) * | 2018-01-29 | 2019-08-06 | 陈荣建 | Three stoves unify firewood-saving stove |
| CN111972971B (en) * | 2019-05-23 | 2021-12-03 | 九阳股份有限公司 | Steaming and baking cooking method and steaming and baking cooking equipment |
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Effective date of registration: 20160914 Address after: 510663, B211, room 26, Daguan South Road, Guangzhou, Guangdong, Tianhe District Patentee after: Guangdong macro energy saving Technology Development Co., Ltd. Address before: 421001 Hunan province Hengyang City Liberation Road No. 19, 5 floor hotel Patentee before: Hunan Hongda Boiler Equipment Co., Ltd. |
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