CN102927594A - 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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- CN102927594A CN102927594A CN2012104466482A CN201210446648A CN102927594A CN 102927594 A CN102927594 A CN 102927594A CN 2012104466482 A CN2012104466482 A CN 2012104466482A CN 201210446648 A CN201210446648 A CN 201210446648A CN 102927594 A CN102927594 A CN 102927594A
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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
Present fuel (fuel oil, combustion gas (coal gas, liquefied gas, natural gas) etc.) cooking stove, it comprises cooking stove core wall, cooking stove core wall bottom is provided with the flame import, the flame export of flame import docking combustor, 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 (being 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.There is following deficiency in present this fuel cooking stove core: 1. the exhanst gas outlet of flame from the flame import of cooking stove core wall bottom to top, flame is basically along straight ahead, the conduct of flame in burner hearth is very short, the time of staying seldom, most of heat of fuel combustion is along with flue gas is discharged from exhanst gas outlet fast, and heat utilization ratio is very low; Because flame conduct in burner hearth is very short, and the time of staying, seldom fuel can not fully mix with oxygen, incomplete combustion causes waste of fuel and environmental pollution simultaneously; 2. the inboard 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, makes the interior temperature of whole burner hearth not high, and heat utilization efficiency is low.
Some coal burning water heating ranges also occurred in the market, its kitchen range core segment is coal-fired, and kitchen range core skin is two-layer stainless steel annular plate, is full of running water in the middle of the two-layer stainless steel annular plate, although this coal burning water heating range also can pass through waste-heat hot water.But it has the following disadvantages: 1. it just utilizes the heat transfer of kitchen range core wall, and flue gas is not utilized, because kitchen range core wall conducts heat to the outside that water is arranged, can reduce the temperature in the burner hearth simultaneously, forms not foot phenomenon of combusting firepower; 2. the surface area of internal layer stainless steel annular plate 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.The novel coal evaporation structure is simple, and is easy to make.
So present cooking stove function singleness, cooking and steamed rice are difficult to realize simultaneously by the heat of same fuel combustion; The flame that produces during fuel combustion and flue gas stroke in cooking stove is short, and the time of staying is short, and temperature is low in the stove, and heat utilization rate efficient is low; Air and oxygen are difficult to accurately and timely automatic ratio allotment, burn insufficient, waste energy.
Summary of the invention
The objective of the invention is to overcome the above-mentioned deficiency of prior art and a kind of multifunctional high-temperature efficient energy-saving steam cooking stove is provided, it can be realized simultaneously frying and steam by the heat of same fuel combustion; The flame that it produces in the time of can making fuel combustion and flue gas stroke in cooking stove is long, and the time of staying is long, and temperature is high in the stove, and heat utilization rate efficient is high, energy savings; It can make air and oxygen with accurately and timely automatic ratio allotment, and fuel combustion is abundant, energy savings, environmental contamination reduction.
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 that cooking stove core wall, cooking stove heelpiece, cooking stove core revolve nest and heat insulation wall; Cooking stove core wall bottom is provided with the flame import; The cooking stove heelpiece is positioned at the below of cooking stove core wall; It is an arc barricade that the cooking stove core revolves nest, it is arranged in the inner chamber of cooking stove core wall and is positioned on the cooking stove heelpiece, the flame import that the corresponding cooking stove core of its opening wall bottom is provided with, its tail end is connected with cooking stove core wall inboard, the cooking stove core revolves between the head end of nest and the cooking stove core wall inboard from a distance, form the flue gas port, form the arc passageway of burning between the outside that the cooking stove core revolves nest and the cooking stove core wall inboard; The position that close cooking stove core revolves the tail end of nest on the cooking stove core wall is provided with an exhanst gas outlet; Heat insulation wall is positioned at the cooking stove core wall outside, form from a distance a ring smoke exhaust-heat absorption chamber between cooking stove core wall and the heat insulation wall, steam generator is installed in the fume afterheat absorbing cavity between cooking stove core wall and the heat insulation wall, steam generator can absorb the waste heat in the flue gas, and steam generator is for producing the evaporimeter of steam; The top of cooking stove core wall and heat insulation wall is provided with windbreak, and upper windbreak can block the opening of the top formation of cooking stove core wall and heat insulation wall, just in time with the steam generator lid below; Heat insulation wall is provided with the fume emission mouth; The position corresponding with the flame import of cooking stove core wall bottom also is provided with the installing port of combustor on the heat insulation wall, and combustor is installed in the combustor installing port of heat insulation wall and is 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 of aspect ratio tail end that the cooking stove core revolves the nest head end is low, namely raises gradually along arc from head end to tail end; Cooking stove core wall inboard is provided with the rib of inclination; 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 that is positioned at cooking stove core wall and heat insulation wall forms and close heat insulation wall, the wall that keeps out the wind extends upward a segment distance, the sloping core that keeps out the wind abuts against and keeps out the wind between wall and the cooking stove core wall, together block the opening that the top of cooking stove core wall and heat insulation wall forms with the wall that keeps out the wind, the sloping core that keeps out the wind is that the 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 the 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 the adjacent aduncate evaporation tube, are welded with outer shrouding between the adjacent bandy evaporation tube, and the evaporation tube of interior outside sweep will strut a ring smoke passage between inner sealed board and the outer shrouding; Leave a gas approach on the inner sealed board, gas approach is corresponding to the exhanst gas outlet on the cooking stove core wall; Leave exhanst gas outlet on the outer shrouding, exhanst gas outlet is corresponding with the fume emission mouth position on the heat insulation wall, and exhanst gas outlet is near the position of gas approach, and the position corresponding to exhanst gas outlet on the outer shrouding is connected with chimney seat, and chimney seat is connected with chimney; Be provided with the flue gas guide plate in the nearest exhaust gases passes between gas approach and the exhanst gas outlet; Also be provided with the installing port of combustor on the evaporation tube of steam generator, inner sealed board and the outer shrouding, 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; The header tank bottom is connected with water supply connector, and water supply connector one end is connected with header tank after heat insulation wall passes; Be connected with steam joint on the steam manifold; The 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 the 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 the upper sealing plate; Be connected with safety valve, triple valve, Pressure gauge parts on the vapour-discharge tube; The conically shaped bottom of carbonated drink cylinder hypomere is connected with by return pipe and header tank, and the moisture content that condenses at the carbonated drink cylinder passes back into header tank by return pipe.
The present invention also further technical scheme is: on the inner sealed board of described steam generator and the outer shrouding sight fire tube is installed, see fire tube and pass cooking stove core wall, inner sealed board, outer shrouding and heat insulation wall, can observe flame situation in the burner hearth that is in cooking stove core wall center by seeing fire tube; Water-level gauge also is installed on header tank and the steam manifold, and water-level gauge is communicated with header tank and steam manifold.
The further technical scheme of the present invention is: described vapour system also comprises the preheating cold water device, and the preheating cold water device comprises supervisor and coil pipe; Supervisor is 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 the supervisor, and its two ends are connected on supervisor's the water inlet link and water outlet link, so that supervisor and coil pipe inside are communicated with fully; The preheating cold water device is installed in the chimney, and its water inlet link and water outlet link pass from chimney respectively, and its water outlet link is connected with the water supply connector of steam generator by water pipe; Be connected with water softening device, water pump and valve on the water inlet link of preheating cold water device.
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 fiery cover, air funnel and cartridge; Air funnel one end is connected with the fire cover, and cartridge one termination enters in the fire cover; Fuel and air sync control device comprise air valve, fuel valve and connector; Air valve comprises air valve body and air spool, be provided with the air valve opening in the air valve body, the two ends of air spool are respectively equipped with the air valve mandrel, and the air spool is fixedly connected with the air valve mandrel, and the air valve mandrel of air spool by its two ends is installed in the air valve opening in the air valve body; Fuel valve comprises fuel valve body and fuel spool, is provided with the fuel valve opening in the fuel valve body, and the two ends of fuel spool are respectively equipped with the fuel valve mandrel, and the fuel valve mandrel of fuel spool by its two ends is installed in the fuel valve opening in the fuel valve body; 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 air valve opening in the air valve body and the size of the fuel valve opening in the fuel valve body are complementary; Another fuel valve mandrel of fuel spool is connected with regulating handle.
The further technical scheme of the present invention is: it also is 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 that connects with sleeve, and the upper shed of sleeve connects with the venting of the bottom of stove body, 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, the pressure adjusting nut is installed on it, be respectively equipped with on the base plate of sleeve, the decompression cover be used to the guide rod hole that installs guide rod, decompression cover is by guide rod and the gland pressure mounting of the spring outside at the base plate of sleeve, the gland spring housing is contained on the guide rod and is bearing between gland spring and the adjusting nut, and the diameter of the aperture ratio guide rod of the guide rod hole on the decompression cover is slightly large, so that decompression cover can slide along guide rod; Also be provided with high temperature resistant pad on the decompression cover, namely high temperature resistant pad is between the base plate of decompression cover and sleeve and the pressure relief opening on the base plate.
The present invention compared with prior art has following features:
1. the present invention can realize simultaneously frying and steam by the heat of same fuel combustion, and function is many, and conserve energy, saves time;
2. flame and flue gas revolve in the nest at the cooking stove core, burning becomes spiral escalation in the passageway, and conduct is long, and the time of staying is long, so that temperature is high in the burner hearth; Flue gas also will pass through very long exhaust gases passes, washes away evaporation tube, inner sealed board and outer shrouding surface, absorbs the waste heat in the exhaust gases passes, makes the water in the evaporation tube flash to rapidly steam, and steam supply steamed rice, steamed sweet bun, the usefulness such as boil water; Simultaneously because flue gas goes in ring in the steam generator in the cooking stove core wall outside, can also improve the temperature in the cooking stove core wall outside, and then the temperature of whole cooking stove core wall is raise, thus inner chamber (the being burner hearth) temperature of cooking stove core wall is raise, can further improve the thermal effect utilization rate; Enter chimney behind the flue gas process steam generator, facts have proved, at this moment flue-gas temperature also has more than the 100° centigrade, with a large amount of heats, at this moment the internal preheating cold water device of flue gas washes away, with cool water heating, flow to steam generator, improve the inflow temperature of steam generator, improve the steam generation efficiency, energy savings; Final flue gas is discharged from chimney, flame mixed airflow (flue gas that comprises back segment) will form eddy flow in burning passageway and whole burner hearth like this, the conduct in burner hearth of flame mixed airflow is long, flushing time is long, so on the one hand so that the thermal-flame air-flow be fully burned, fuel utilization is abundant, can further improve the temperature in the whole burner hearth, so that thermal-flame mixed airflow and cooking stove core wall and the pot that is positioned on the cooking stove core wall are fully contacted, the heat of thermal-flame mixed airflow is fully used on the other hand; Simultaneously the flue gas of back segment is grown distance (being equivalent to contact area large) to steam generator and preheating cold water device and is washed away for a long time, steam generator and preheating cold water device can get the exhaust-heat absorption in the flue gas " completely ", reach energy-efficient effect;
3. fuel and air sync control device can be realized the ratio Auto-matching of oxygen and air, and it can make air and oxygen with accurately and timely automatic ratio allotment, and fuel combustion is abundant, energy savings, environmental contamination reduction.
4. cooking stove inner chamber (burner hearth) was blasted when explosion-protection equipment can prevent from lighting a fire; Firepower pressure in the time of can also keeping normal combustion in the cooking stove inner chamber is steady, prevents from setting off an explosion because pressure is excessive, the swollen accident such as split.
Below in conjunction with the drawings and specific embodiments detailed structure of the present invention is further described.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the 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 along laterally cutting structure chart open);
Fig. 3 is that Fig. 2 is along the partial enlarged drawing in the A line scope;
Fig. 4 is Fig. 1 left view;
Fig. 5 is the structural representation of the embodiment of the invention 2;
Fig. 6 is that Fig. 5 is along the partial enlarged drawing in the B line scope.
The specific embodiment
Embodiment 1
Shown in Fig. 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 installed in support 11 outsides, and stove body is installed on the support 11 and is 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 that 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 bottoms are provided with flame import 211, the flame export of flame import 211 docking combustors 41; Cooking stove heelpiece 22 is positioned at the below of cooking stove core wall 21; It is an arc barricade that the cooking stove core revolves nest 23, it is arranged in the inner chamber of cooking stove core wall 21 and is positioned on the cooking stove heelpiece 22, the flame import 211 that the corresponding cooking stove core of its opening wall 21 bottoms are provided with, its tail end 231 is connected with cooking stove core wall 21 inboards, the cooking stove core revolves between the head end 232 of nest 23 and cooking stove core wall 21 inboards from a distance, form flue gas port 233, the cooking stove core revolves and forms arc burning passageway 234 between the outside of nest 23 and cooking stove core wall 21 inboards, the height of aspect ratio tail end 231 that the cooking stove core revolves nest 23 head ends 232 is low, namely 231 raises gradually along arc from head end 232 to tail end; The position that close cooking stove core revolves the tail end 231 of nest 23 on the cooking stove core wall 21 is provided with an exhanst gas outlet 212; Cooking stove core wall 21 inboards are provided with the rib (accompanying drawing does not illustrate) of inclination, it can strengthen the heat-absorbing action to air-flow (flame), improve the temperature of cooking stove core wall 21, so that the interior temperature outside of cooking stove core wall 21 all improves, the inboard temperature of cooking stove core wall 21 improves the temperature that can make whole burner hearth (inner chamber of cooking stove core wall) and improves, the temperature outside of cooking stove core wall improves the steam generator 31 that can improve the outside that is 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 anti-ly burn; Heat insulation wall 24 is positioned at cooking stove core wall 21 outsides, form from a distance a ring smoke exhaust-heat absorption chamber 241 between cooking stove core wall 21 and the heat insulation wall 24, in the fume afterheat absorbing cavity 241 between cooking stove core wall 21 and the heat insulation wall 24 steam generator 31 is installed, the waste heat that steam generator 31 can absorb in the flue gas utilizes, and steam generator 31 can innerly fill the evaporimeter that water can produce steam; Cooking stove core wall 21 is provided with sewage door (this structure is not shown in the accompanying drawing) with the cooking stove heelpiece 22 of the bottom of heat insulation wall 24, can clear up the interior dirt of fume afterheat absorbing cavity 241 and steam generator 31 with giant by the row of opening door; Cooking stove core wall 21 is provided with windbreak with the top of heat insulation wall 24, upper windbreak can block the opening of the top formation of cooking stove core wall 21 and heat insulation wall 24, just in time with steam generator 31 lids below, prevent that flue gas from leaking, upper windbreak comprises keep out the wind wall 242 and the sloping core 243 that keeps out the wind, the wall 242 that keeps out the wind is annular, it is positioned at cooking stove core wall 21 with the opening part of the top formation of heat insulation wall 24 and near heat insulation wall 24, the wall 242 that keeps out the wind extends upward a segment distance, place the paper money dish when easy to use, cook, the pot of heating up water, the wall 242 that keeps out the wind is the overall structure that is 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 the cooking stove core wall 21, together block the opening that the top of cooking stove core wall 21 and heat insulation wall 24 forms with the wall 242 that keeps out the wind, the sloping core 243 that keeps out the wind slaps together (Fig. 1 can clearly be seen that this structure) for the 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 the steam generator 31 simultaneously, so that more firm, do not need to use the materials such as refractory cement to fix between each draught deflector, can make things convenient at any time like this fume afterheat absorbing cavity 241 is cleaned, when needs clean steam generator 31 and fume afterheat absorbing cavity 241, every draught deflector is taken away successively, then directly in exhaust-heat absorption chamber 241 and steam generator 31, wash by water, just can exhaust-heat absorption chamber 241 and steam generator 31 cleanings is clean, dirt can be discharged from the sewage door that cooking stove heelpiece 22 is provided with.
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 anti-ly burn; Heat insulation wall 24 and bottom heat-insulation layer 25 are made for aluminium silicate wool.
Be equipped with on inner sealed board 314 and the outer shrouding 315 and see fire tube 318, see fire tube 318 and pass cooking stove core wall 21, inner sealed board 314, outer shrouding 315, heat insulation wall 24 and panel 12, can observe flame situation in the burner hearth that is in cooking stove core wall 21 centers by seeing fire tube 318.
On header tank 311 and the steam manifold 312 water-level gauge 3128 is installed also, water-level gauge 3128 is communicated with header tank 311 and steam manifold 312, can observe the height of evaporation tube 313 interior water levels by water-level gauge 3128, to open as required tap water supply; Water-level gauge 3128 is positioned within the panel 12, and the position over against water level pipe on the panel 12 has peep hole, and the interior positions near water-level gauges 3128 of panel 12 also are provided with observation lamp, and the light that sends by observation lamp is convenient to observe the water level of water-level gauge 3128; Water-level gauge 3128 is positioned within the panel 12 so that water-level gauge 3128 has formed stealthy effect, does not take the place.
Preheating cold water device 32 comprises supervisor 321 and coil pipe 322; Supervisor 321 be water pipe, and it is divided into main part, intake link and water outlet link, and its main part is " U " shape, is responsible for as the good metal material of heat conduction to be made; Coil pipe 322 is the soft bellows of DN15 stainless steel, it is wrapped on " U " shape main part of supervisor 321 with the multilayer figure of eight, its two ends are connected on supervisor 321 the water inlet link and water outlet link so that be responsible for 321 and coil pipe 322 inside be communicated with fully; Preheating cold water device 32 is installed in the stove chimney 3171, its water inlet link and water outlet link pass respectively (as shown in Figure 4) from chimney 3171, its water inlet link is connected with cold water source (such as running water, water tank) by water pipe, the 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 the flue gas of discharging from cooking stove enters chimney 3171, wash away supervisor 321 and coil pipe 322, cool water heating in supervisor 321 and the 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, is the water inlet preheating of steam generator 31, make steam generator 31 can produce more steam, improved efficient, the indirect saving energy; Also can be connected in series water softening device between the water inlet link of preheating cold water device 32 and the cold water source (generally being running water), by water softening device running water be softened, to prevent steam hair device 31 interior scalings.
Combustor 41 comprises fire cover, air funnel 412 and cartridge 413; Combustor 41 is installed in the combustor installing port of steam generator 31 and heat insulation wall 24, and corresponding with the position of the flame import 211 of cooking stove core wall 21 bottoms; Air funnel 412 1 ends are connected with the fire cover, and cartridge 413 1 terminations enter in the 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, be provided with the air valve opening in the air valve body, the two ends of air spool are respectively equipped with the air valve mandrel, and the air spool is fixedly connected with the air valve mandrel, and the air valve mandrel of air spool by its two ends is installed in the air valve opening in the air valve body; Fuel valve 432 comprises fuel valve body and fuel spool, is provided with the fuel valve opening in the fuel valve body, and the two ends of fuel spool are respectively equipped with the fuel valve mandrel, and the fuel valve mandrel of fuel spool by its two ends is installed in the fuel valve opening in the fuel valve body; One air valve mandrel of air spool is fixedly connected by the fuel valve mandrel of connector 433 with the fuel spool, and air spool and fuel spool can be realized synchronous rotation like this; 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 air valve opening in the air valve body and the size of the fuel valve opening in the fuel valve body are complementary, so that the oxygen that fuel needs when burning is guaranteed, the air supply amount is suitable; Another fuel valve mandrel of fuel spool is connected with regulating handle 434, can control the fuel of supply combustor 41 and the size of oxygen by rotating regulating handle 434, namely directly reach the purpose of control firepower size, connector has been realized air valve and fuel valve adjusted in concert.
Embodiment 2
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 also is 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 base plate 31, bottom heat-insulation layer 25, cooking stove heelpiece 22 that the bottom of stove body is provided with the venting 614(stove frame that connects with sleeve 61), the upper shed of sleeve 61 connects with the base plate 31 of the stove frame venting 614 with the bottom of stove body, and the base plate 612 of sleeve 61 is provided with pressure relief opening 6121; The base plate 612 of decompression cover 62 and sleeve 61 adapt (can seal base plate 612 and be provided with pressure relief opening 6121), guide rod 63 is bolt, pressure adjusting nut 631 is installed on it, the base plate 612 of sleeve 61, be respectively equipped with on the decompression cover 62 be used to the guide rod hole that installs guide rod 63, decompression cover 62 is fitted in the outside (shown in the accompanying drawing is the below) of the base plate 612 of sleeve 61 by guide rod 63 and gland spring 64, gland spring 64 be sleeved on the guide rod 63 and be bearing in gland spring 64 and adjusting nut 631 between, the two ends of gland spring 64 can also be provided with pad, the diameter of the aperture ratio guide rod 63 of the guide rod hole on the decompression cover 62 is slightly large, so that decompression cover 62 can slide along guide rod 63, gland spring 64 tightly presses to decompression cover 62 base plate 612 of sleeve 61, with the pressure relief opening 6121 on the base plate 612 that blocks sleeve 61, according to pressure size needs, can be by regulating the adjusting nut 631 on the guide rod 63, to determine the pressure release pressure size of decompression cover 62; Also be provided with high temperature resistant pad 621 on the decompression cover 62, be high temperature resistant pad 621 between the base plate 612 of decompression cover 62 and sleeve 61 and the pressure relief opening 6121 on the base plate 612, the high temperature resistant pad 621 general asbestos that adopt are made, to improve the heat resistance of decompression cover 62, prevent that long term high temperature from burning out decompression cover 62; During igniting, if cooking stove inner chamber (burner hearth) gas pressure is excessive, detonation (can be described as slight blast) occurs, at this moment pressed gas promotes decompression cover 62, compression gland spring 64, decompression cover 62 moves down along guide rod 63, and at this moment the pressure relief opening 6121 on the base plate 612 of sleeve 61 is opened, pressed gas outwards discharges by venting 614 and pressure relief opening 6121, has prevented the excessive accident of blasting of cooking stove chamber pressure; Same principle, when normal combustion, if the cooking stove chamber pressure is excessive, decompression cover 62 also can be opened automatically, carries out pressure release, and the predetermined pressure size can be set by regulating pressure adjusting nut 631; Other structure technology feature is with embodiment 1.
Operation principle of the present invention and using method: place the pot for usefulness such as cookings 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 for control firepower size, need not to worry about), because the effect of air blast 42 being arranged, the flame that combustor 41 produces sprays in the burner hearth (inner chamber of cooking stove core wall 21) from the flame import, fling the cooking stove core and revolve nest 23 inboards, be subject to the cooking stove core and revolve stopping of nest 23, a flame mixed airflow part is revolved nest 23 head ends from lower cooking stove core and is entered burning passageway 234, part flame mixed airflow rises, recross the cooking stove core revolve nest enter the burning passageway 234, because the cooking stove core revolves nest 23 and raises gradually from head end 232 to tail end 231, so crossing the flame mixed airflow that the cooking stove core revolves nest 23 from head end 232 to tail end 231 reduces gradually, be that the flame mixed airflow is constantly crossed the cooking stove core in the process that rises gradually on the whole and revolved nest and enter burning passageway 234, and be far longer than the flame mixed airflow that enters burning passageway 234 from tail end from the flame mixed airflow intensity that head end enters burning passageway 234; The flame mixed airflow becomes the spiral the bottom of a pan of up washing away, be used for cooking etc., the flame mixed airflow (being flue gas) that burnt in the burner hearth completely later after, enter the gas approach 3141 of steam generator 31 through the exhanst gas outlet 212 that has on the cooking stove core wall 21, under the barrier effect of flue gas guide plate 3161, flue gas can only go in ring a nearly week along exhaust gases passes 316, flue gas washes away evaporation tube 313 along ring smoke passage 316, inner sealed board 314 and outer shrouding 315 surfaces, absorb the waste heat in the exhaust gases passes, make the water in the evaporation tube 313 flash to rapidly steam, steam enters the steam manifold 312 on top, steam enters steam-water separator by steam joint, the pure high-temperature steam that steam-water separator will obtain is outwards exported, and supplies with steamed rice, steamed sweet bun, the usefulness such as boil water, the steam-water separator moisture that will condense passes back into header tank 311 simultaneously; Simultaneously because flue gas goes in ring in the steam generator 31 in cooking stove core wall 21 outsides, can also improve the temperature in cooking stove core wall 21 outsides, and then the temperature of whole cooking stove core wall 21 is raise, thus inner chamber (the being burner hearth) temperature of cooking stove core wall is raise, can further improve the thermal effect utilization rate; Flue gas passes through exhanst gas outlet 3151 and the chimney seat 317 of steam generator 31 again, enter chimney 3171, facts have proved, at this moment flue-gas temperature also has more than the 100° centigrade, and with a large amount of heats, at this moment the internal preheating cold water device 32 of flue gas washes away, with cool water heating, improve the inflow temperature of steam generator 31, improve the steam generation efficiency, energy savings; Final flue gas is discharged from chimney 3171, flame mixed airflow (flue gas that comprises back segment) will form eddy flow in burning passageway and whole burner hearth like this, the flow trace of whole flame mixed airflow as among Fig. 2 with shown in the dotted line 5 of arrow, from Fig. 2 with the dotted line 5 of arrow as can be known, the conduct in burner hearth of flame mixed airflow is long, flushing time is long, so on the one hand so that the thermal-flame air-flow be fully burned, fuel utilization is abundant, can further improve the temperature in the whole burner hearth, so that thermal-flame mixed airflow and cooking stove core wall 21 and the pot that is positioned on the cooking stove core wall are fully contacted, the heat of thermal-flame mixed airflow is fully used on the other hand; And discharged fast unlike the thermal-flame mixed airflow of prior art, burn insufficient, and take away a large amount of heats; Simultaneously the flue gas of back segment is grown distance (being equivalent to contact area large) to steam generator 31 and preheating cold water device 32 and is washed away for a long time, steam generator 31 and preheating cold water device 32 can get the exhaust-heat absorption in the flue gas " completely ", reach energy-efficient effect.
Claims (10)
1. 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, and vapour system comprises steam generator (31); Combustion system comprises combustor (41); Stove body comprises that 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 an arc barricade that the cooking stove core revolves nest (23), it is arranged in the inner chamber of cooking stove core wall (21) and is positioned on the cooking stove heelpiece (22), the flame import (211) that the corresponding cooking stove core wall (21) of its opening bottom is provided with, its tail end (231) is connected with cooking stove core wall (21) inboard, the cooking stove core revolves between the head end (232) of nest (23) and cooking stove core wall (21) inboard from a distance, form flue gas port (233), form the arc passageway (234) of burning between the outside that the cooking stove core revolves nest (23) and cooking stove core wall (21) inboard; 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, form from a distance a ring smoke exhaust-heat absorption chamber (241) between cooking stove core wall (21) and the heat insulation wall (24), steam generator (31) is installed in the fume afterheat absorbing cavity (241) between cooking stove core wall (21) and the heat insulation wall (24), steam generator (31) can absorb the waste heat in the flue gas, and steam generator (31) is for producing the evaporimeter of steam; Cooking stove core wall (21) is provided with windbreak with the top of heat insulation wall (24), and upper windbreak can block the opening of the top formation of cooking stove core wall (21) and heat insulation wall (24), just in time with 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) also is provided with the installing port of combustor (41), and combustor (41) is installed in the combustor installing port of heat insulation wall (24) and is 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 of aspect ratio tail end (231) that the cooking stove core revolves nest (23) head end (232) is low, namely raises gradually along arc from head end (232) to tail end (231); Cooking stove core wall (21) inboard 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 cooking stove core wall (21) with the opening part of the top formation of heat insulation wall (24) and near heat insulation wall (24), the wall (242) that keeps out the wind extends upward a segment distance, the sloping core (243) that keeps out the wind abuts against between the wall that keeps out the wind (242) and the cooking stove core wall (21), together block the opening that the top of cooking stove core wall (21) and heat insulation wall (24) forms with the wall that keeps out the wind (242), the sloping core (243) that keeps out the wind slaps together for the polylith draught deflector, and each draught deflector is close to slant setting successively between the upper edge of the wall that keeps out the wind (242) and 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 the steam manifold (312), and header tank (311) and steam manifold (312) are annular; The alternate inside outside sweep of many evaporation tubes (313), be welded with inner sealed board (314) between the adjacent aduncate evaporation tube (313), be welded with outer shrouding (315) between the adjacent bandy evaporation tube (313), the evaporation tube of interior outside sweep (313) will strut a ring smoke passage (316) between inner sealed board (314) and the outer shrouding (315); Leave a gas approach (3141) on the inner sealed board (314), gas approach (3141) is corresponding to the exhanst gas outlet (212) on the cooking stove core wall (21); Leave exhanst gas outlet (3151) on the outer shrouding (315), exhanst gas outlet (3151) is corresponding with fume emission mouth (244) position on the 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); Be provided with flue gas guide plate (3161) in the nearest exhaust gases passes (316) between gas approach (3141) and the exhanst gas outlet (3151); Also be provided with the installing port of combustor (41) on the evaporation tube (313) of steam generator (31), inner sealed board (314) and the outer shrouding (315), 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) after heat insulation wall (24) passes; Steam manifold is connected with steam joint on (312); 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, 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, 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 the upper sealing plate; Be connected with safety valve (3124), triple valve (3125), Pressure gauge (3126) parts on the vapour-discharge tube (3123); 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 that condenses 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: be equipped with on the inner sealed board (314) of described steam generator (31) and the outer shrouding (315) and see fire tube (318), see fire tube (318) and pass cooking stove core wall (21), inner sealed board (314), outer shrouding (315) and heat insulation wall (24), can observe flame situation in the burner hearth that is in cooking stove core wall (21) center by sight fire tube (318); On header tank (311) and the steam manifold (312) water-level gauge (3128) is installed also, water-level gauge (3128) is communicated with header tank (311) and steam manifold (312).
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 the supervisor (321), its two ends are connected on supervisor's (321) the water inlet link and water outlet link, so that supervisor (321) and coil pipe (322) inside are communicated with fully; Preheating cold water device (32) is installed in the chimney (3171), its water inlet link and water outlet link pass from chimney (3171) respectively, and its water outlet link is connected by the water supply connector of water pipe (3211) with steam generator (31); Be connected with water softening device, water pump and valve on the water inlet link of preheating cold water device (32).
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 the supervisor (321), its two ends are connected on supervisor's (321) the water inlet link and water outlet link, so that supervisor (321) and coil pipe (322) inside are communicated with fully; Preheating cold water device (32) is installed in the chimney (3171), its water inlet link and water outlet link pass from chimney (3171) respectively, and its water outlet link is connected by the water supply connector of water pipe (3211) with steam generator (31); Be connected with water softening device, water pump and valve on the water inlet link of preheating cold water device (32).
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 the supervisor (321), its two ends are connected on supervisor's (321) the water inlet link and water outlet link, so that supervisor (321) and coil pipe (322) inside are communicated with fully; Preheating cold water device (32) is installed in the chimney (3171), its water inlet link and water outlet link pass from chimney (3171) respectively, and its water outlet link is connected by the water supply connector of water pipe (3211) with steam generator (31); Be connected with water softening device, water pump and valve on the water inlet link of preheating cold water device (32).
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, and combustor (41) comprises fire cover, air funnel (412) and cartridge (413); Air funnel (412) one ends are connected with the fire cover, and cartridge (413) one terminations enter in the 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, be provided with the air valve opening in the air valve body, the two ends of air spool are respectively equipped with the air valve mandrel, the air spool is fixedly connected with the air valve mandrel, and the air valve mandrel of air spool by its two ends is installed in the air valve opening in the air valve body; Fuel valve (432) comprises fuel valve body and fuel spool, is provided with the fuel valve opening in the fuel valve body, and the two ends of fuel spool are respectively equipped with the fuel valve mandrel, and the fuel valve mandrel of fuel spool by its two ends is installed in the fuel valve opening in the fuel valve body; One air valve mandrel of air spool is fixedly connected by the fuel valve mandrel of connector (433) with the 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 air valve opening in the air valve body and the size of the fuel valve opening in the fuel valve body are complementary; 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 also is 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), 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) that connects with sleeve (61), the upper shed of sleeve (61) connects 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 with the base plate (612) of sleeve (61), guide rod (63) is bolt, pressure adjusting nut (631) is installed on it, the base plate (612) of sleeve (61), be respectively equipped be used to the guide rod hole that installs guide rod (63) on the decompression cover (62), 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) upward and is bearing between gland spring (64) and the adjusting nut (631), the diameter of the aperture ratio guide rod (63) of the guide rod hole on the decompression cover (62) is slightly large, so that decompression cover (62) can slide along guide rod (63); Also be provided with high temperature resistant pad (621) on the decompression cover (62), namely high temperature resistant pad (621) is positioned between the base plate (612) of decompression cover (62) and sleeve (61) and the pressure relief opening (6121) on the 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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| CN201210446648.2A CN102927594B (en) | 2012-11-11 | 2012-11-11 | Multi-functional high-temperature efficient energy-saving steam oven |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103244971A (en) * | 2013-04-07 | 2013-08-14 | 贵州省贵阳白云锅炉厂 | Multifunctional energy-saving 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 |
| CN105157003A (en) * | 2015-10-08 | 2015-12-16 | 清远市精旺环保设备有限公司 | Intelligent burner |
| CN105520178A (en) * | 2016-01-12 | 2016-04-27 | 安徽宏锦包装设备有限公司 | Hot oil tank for spherical rice crust forming machine |
| 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 |
| 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 |
| CN111972971A (en) * | 2019-05-23 | 2020-11-24 | 九阳股份有限公司 | Steaming and baking cooking method and steaming and baking cooking equipment |
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| 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 |
| CN111972971A (en) * | 2019-05-23 | 2020-11-24 | 九阳股份有限公司 | Steaming and baking cooking method and steaming and baking cooking equipment |
| 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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