A kind of multifunctional steam baking box
Technical field
The utility model belongs to family kitchen electrical equipment and makes the field, is specifically related to a kind of multifunctional steam baking box.
Background technology
Traditional steamer generally all is to establish a water pond in the steam box bottom, and water pond adopts electric heating part or combustion gas as heating source, and during cooking, the water heating back in the water pond produces steam, and high temperature and high pressure gas is processed into prepared food with food.This traditional steamer produces steam and needs the long period because of need the water in the whole water pond being heated simultaneously, and after food cooked, the bottom of a pan can remain a large amount of hot water, caused the significant wastage of energy, and food processing efficient is low.In addition, present steamer does not have the function of roast food, and general family wants roast food just need be equipped with the kitchen cooker an of electric oven, micro-wave oven and so on again, like this, resource is not just rationally utilized, and the present function singleness of baking box, general humidification function useless, heating casing inner air convection poor-performing, it is inhomogeneous to cause the food that processes to be heated, for the food of toast bread, steamed bun and so on, the surface can be very dry, influences mouthfeel.Chinese invention patent once disclosed the technical scheme that a kind of name is called " fast steamer ", and the patent No. is: 94108084.6.The steamer primary structure that this technical scheme discloses is made up of pot body, the food rack on pot body top and the water tank at food rack top, and water tank bottom has the water that makes in the water tank and flows in the pot body to produce the leaking hole of steam.Operation principle is as follows: when heating member heats the pot body, will produce tiny current in the leaking hole and flow on the pot body, chance heat back produces steam rapidly food is heated.It is fast that this steamer produces steam, after food cooks, just can stop heating, need not the whole water in the whole water tank are heated, therefore energy consumption is little, has certain energy-saving effect, but also there are some problems, power such as heating member is difficult to stablize, different food power demands is different, and the power that same food may need in the different heating periods is also different, and the aperture of leaking hole and quantity just are difficult to determine like this, uncontrollable suitable discharge, therefore this steamer is difficult to come into operation in life.The dealer has designed a kind of baking box with cross-ventilation and humidification function recently, and as disclosed a kind of the kitchen electric equipment that is called " the energy-conservation electric cooker of environment protection type multifunctional " of Chinese utility model patent, the patent No. is: 022034803.These kitchen range have a baking box, baking box comprises shell, the heating casing, the heating member of heating bottom half reaches by water pot, micro-compressor, air delivering pipeline, the atomized water device that in the heating casing, sprays water smoke that waterfog head is formed, shell, cavity between the heating casing is the heat conduction air channel, outer casing bottom has through hole, one drawing fan is installed in the through hole, after entering the heat conduction air channel by drawing fan, the thermal current that heating member produces sends in the oven heat casing, food is heated, when the food of toast bread and so on, then open waterfog head to increase humidity in the heating casing.This oven heat is even, can bake varieties of food items, but the water of waterfog head ejection belongs to liquefaction water, can lower the temperature to temperature in the baking box; The area in heat conduction air channel is bigger, and the shell heat radiation is serious, consumes a large amount of heats and atomized water apparatus structure complexity, the production cost height.
Summary of the invention
It is a kind of simple in structure that the purpose of this utility model is to provide, and cost is low, has steaming, baking functions and very energy-conservation multifunctional steam baking box concurrently.
The purpose of this utility model is achieved in that a kind of multifunctional steam baking box, comprise shell and setting heating casing in the enclosure, heating casing inner top is provided with heating member, between shell and heating casing, has the heat conduction air channel, the heating box bilateral wall offers air inlet and the gas outlet that is communicated with these two ends, heat conduction air channel respectively, be provided with suction fan between gas outlet and the heat conduction air channel, described heating casing top is provided with a steam raising plant, and the steam chambers of this steam raising plant is communicated with middle part, heat conduction air channel.
Described steam raising plant comprises a water tank and sealed cistern, and the sealed cistern bottom is provided with heat-generating pipe, is provided with the unilaterally connected valve between water tank and the sealed cistern; The top of described sealed cistern is steam chambers, and this steam chambers is communicated with middle part, heat conduction air channel.
Described steam raising plant comprises tank, the water tank of feed trough water supply and the heat-generating pipe of bottom of gullet, and an altitude valve is installed between water tank and the tank, by altitude valve control tank height of water level; The tank top is sealed and installed with cover plate, forms a steam chambers naturally, and this steam chambers is communicated with middle part, heat conduction air channel.
Described tank embeds heating casing top, and the heat-generating pipe of being located at bottom of gullet is the heating member that is installed in heating casing inner top.
Described tank is provided with a water storage case outward, and tank is communicated with by a connecting pipe with water storage case, and the altitude valve that is connected with water tank is positioned at water storage case.
Described heat conduction air channel is a closed conduct, and an end that is connected with heating casing air inlet in pipe is installed a post bake heat-generating pipe.
Described heating casing top offers the air inlet that is communicated with the heat conduction air channel.
The air inlet that is communicated with the heat conduction air channel on the described heating cabinet body sidewall has two or more, is distributed in the diverse location of heating cabinet body sidewall.
Described heating member or heat-generating pipe are electrothermal tube or infrared ray heating member or microwave applicator.
Good effect of the present utility model: above multifunctional steam oven heat casing a steam raising plant is set, the steam chambers of this steam raising plant is communicated with middle part, heat conduction air channel.Adopt this structural design, during suction fan work, utilize the air-flow in heat conduction air channel high-temperature steam can be brought into fast in the heating casing of Steam roaster, make in the heating casing and form the HTHP air chamber, food is heated fast and even, water vapour carries out the moisture supply to foodstuff surface, and the food color and luster that processes is good, delicious.
As further improvement of the utility model, steam raising plant comprises a water tank and sealed cistern, and the sealed cistern bottom is provided with heat-generating pipe, is provided with the unilaterally connected valve between water tank and the sealed cistern; The top of sealing tank is steam chambers, and steam chambers and heat conduction air channel middle part is communicated with, and this steam raising plant is simple in structure, and water tank is connected with sealed cistern employing unilaterally connected valve, and when water tank was taken away, the interior water of tank can not flow backwards yet.When not adding the water supply of clear water feed trough in the water tank, then stop steam supply to Steam roaster, Steam roaster is realized the baking box function.
In addition, steam raising plant also can adopt at heating casing top tank and water tank are set, tank is controlled its water level by the altitude valve of water tank, be provided with heat-generating pipe in the bottom, the steam chambers of tank top is communicated with middle part, heat conduction air channel, like this, heating member only heats the low amounts of water in the tank, and do not need the water in the whole water tank is heated, but produce steam in the short time, reduce the food time and energy-conservation of scorching.Tank adopts the damascene structures design at heating casing top, and the heat-generating pipe of bottom of gullet is the heating member that is installed in heating casing inner top, thereby can reduce by one group of heating source, simplifies the Steam roaster structure, reduces production costs.When the altitude valve cut-out is cut off the heating member of tank to tank water supply or by control circuit, then stop steam supply to Steam roaster, realize the baking box function, really accomplish a tractor serves several purposes.
Tank peripheral hardware one water storage case, tank is communicated with by communicating pipe with water storage case, and the altitude valve that is connected with water tank is positioned at this water storage case, this structural design, when the water in the tank acutely seethed with excitement, the water in the water storage case was generally tranquil, so water level control accuracy height.
The heat conduction air channel is a closed conduct, an end that is connected with heating casing air inlet in pipe is installed a post bake heat-generating pipe, relatively directly adopt between shell wall and the box body wall cavity as the heat conduction air channel, the heat-energy losses in the minimizing heat conduction air channel that can try one's best little and improve firing rate.The air inlet that the heating casing is communicated with the heat conduction air channel has two or more, the differing heights position of distribution heating cabinet body sidewall and the air inlet that also has connection heat conduction air channel at heating casing top, the interior air-flow of heating casing is evenly distributed, can produce the air-flow dead angle, scorch better effects if.
Description of drawings
Fig. 1 is the multifunctional steam baking box master TV structure schematic diagram of embodiment one;
Fig. 2 is the multifunctional steam baking box left side TV structure schematic diagram of embodiment one;
Fig. 3 is the multifunctional steam Roasting oven structure schematic diagram of embodiment two;
Fig. 4 is another structural representation of multifunctional steam baking box of embodiment two;
Fig. 5 is the multifunctional steam Roasting oven structure schematic diagram of embodiment three.
The specific embodiment
Below in conjunction with accompanying drawing the utility model multifunctional steam baking box specific embodiment is elaborated.
Embodiment one: as shown in Figure 1 and Figure 2, multifunctional steam baking box described in the utility model comprises shell 1 and is arranged on heating casing 2 in the shell 1 that heating casing 2 inner tops are provided with heating member 4, certainly, also can add one group of heating member 9 (see figure 3) in heating casing 2 bottoms.Between shell 1 and heating casing 2, be provided with a hollow pipe 5 as the heat conduction air channel, heating casing 2 two sides offer air inlet 20 and the gas outlet 21 that is communicated with these 5 two ends, heat conduction air channel respectively, wherein, install one between gas outlet 21 and the heat conduction air channel 5 and produce cross-ventilated suction fan 6, in the heat conduction air channel 5 of connection air inlet 20 a post bake heat-generating pipe 3 is installed.Heating casing 2 tops are provided with a steam raising plant, mainly form by water tank 71 and sealed cistern 70, sealed cistern 70 bottoms are provided with electrothermal tube 4, also available infrared ray heating member of electrothermal tube 4 or microwave applicator substitute, be provided with unilaterally connected valve 73 between water tank 71 and the sealed cistern 70, these unilaterally connected valve 73 control water can only flow in the sealed cistern 70 from water tank 71, can not flow out to water tank 71 in sealed cistern 70.The top of sealed cistern 70 is steam chambers 76, and this steam chambers 76 is communicated with 5 middle parts, heat conduction air channel.
Embodiment two: as shown in Figure 3, mainly be the structure of steam raising plant has been done change with the difference of embodiment one.This steam raising plant mainly is made up of the tank 70 that is flush-mounted in heating casing top, the water tank 71 of feed trough 70 water supply and the heating member 4 of tank 70 bottoms, be provided with a gripper shoe 8 outside the heating casing 2, a water storage case 78 that is communicated with tank 70 is installed on the gripper shoe 8, one ball float altitude valve 79 is installed in the water storage case 78, the water inlet pipe of ball float altitude valve 79 is connected with water tank 71, height of water level by ball float altitude valve 79 control tanks 70, make and remain a spot of water 74 in the tank 70, improve steam and produce speed.Tank 70 tops are sealed and installed with cover plate 75, form a steam chambers 76 naturally, and the exhaust outlet of steam chambers 76 is communicated with heat conduction air channel 5.Certainly, the tank 70 of this steam raising plant also can separate with heating casing 2, install in tank 70 bottoms one independently the water in 77 pairs of tanks 70 of heat-generating pipe heat (see figure 4), this structural design can be used among the embodiment 1 equally.
Embodiment three: as shown in Figure 5, its agent structure is identical with embodiment two, difference is that mainly the air inlet 20 that is communicated with heat conduction air channel 5 has two or more, be distributed in different height and position of heating casing 2 sidewalls and heating casing 2 tops respectively, make being distributed in the whole heating casing 2 of thermal current equilibrium in the heating casing 2, Jia Gong food is heated evenly like this, and this structural design can be used among the embodiment 1 equally.
Operation principle is as follows: when wanting the steamed wheaten foods thing, food is put into heating casing 2, close upper chamber door or build case lid, add an amount of clear water 74 in the feed-tank 71, open the power supply of Steam roaster then, Steam roaster is started working, suction fan 6 continual generation air circulation air-flows (shown in arrow among the figure).The heat radiation that electrothermal tube 3, electrothermal tube 4 produce, air stream is heated, simultaneously, water in 77 pairs of tanks of electrothermal tube 4 or electrothermal tube 70 heats the generation high-temperature steam, enter heat conduction air channel 5 also interior and thermal current mixing adding circulation links by steam chambers 76, make in the heating casing 2 and form the HTHP air chamber, accelerated the process velocity of food, because the cross-ventilation in the heating casing 2 is better, the foodstuff surface homogeneous heating, water vapour can carry out the moisture supply to food simultaneously, and the food color and luster that processes is good, delicious flavour.For drying the low food of fruit moisture content, then with the water emptying in the water tank 2, and cut off the supplying heat source of tank 70 by control circuit, steam raising plant is quit work, can realize the baking box function.