CN101112288A - Heating cooker and steam generating device for the same - Google Patents
Heating cooker and steam generating device for the same Download PDFInfo
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- CN101112288A CN101112288A CNA2007101381301A CN200710138130A CN101112288A CN 101112288 A CN101112288 A CN 101112288A CN A2007101381301 A CNA2007101381301 A CN A2007101381301A CN 200710138130 A CN200710138130 A CN 200710138130A CN 101112288 A CN101112288 A CN 101112288A
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Abstract
A heating and cooking device, setting shelf guides (23, 23) for installing square dish (26) detachably on two opposing side walls (21, 22) of a heating room (2), the upper and lower hatches have steam nozzles (52, 52a) which clip the shelf guide (23) on one side wall, setting a steam generating device (4) for ejecting steam from the steam nozzle (55) on the outer side of the heating room (2). Two spaces clipping the square dish (26) is full of steam, which ensures to obtain greater heating effect to food. In the heating and cooking device, by means of dividing the heating room using the square dish to heating food, which improves heating effect.
Description
Technical field
The present invention relates to a kind of heating device that possesses the steam cooking function.
Background technology
Existing heating device as to being housed in the heating source of the food heating in the heating clamber, possesses the magnetron that is used for heating using microwave or is used to toast the heater of the cooking.
Heater is provided in the upper and lower of heating clamber.
Have again, exist except each function of this heating using microwave and heater heating, also possess the heating device of Steam Heating cooking function.
This heating device, opposed side walls in heating clamber, be provided with the shelf rail that to place square plate, this square plate is in order to place food, to carry out cooking, one or more steam jets of the transversely arranged outfit of heating clamber sidewall (for example, patent documentation 1) in this shelf rail top position.
In addition, also be provided with air inlet and exhaust outlet in the heating clamber, utilize the cooling air that sucks from air inlet, prevent to cause dewfall on the door of heating clamber front owing to the food from heating produces steam, improve the visuality in the heating clamber, and then prevent that foul smell stagnates in heating clamber.
In addition, on the wall of the steam generating chamber of the steam generation device that possesses steam jet, at the outstanding baffle plate (patent documentation 1) that is provided with of the lower position of steam jet.
The baffle plate role is to stop boiling water to transmit, raise from steam generating chamber bottom at wall, invades to heating clamber from steam jet.
Patent documentation 1: the spy opens the 2006-84059 communique (with reference to [0011] and Figure 10, [0012] [0024] and Fig. 3)
In existing heating device, for example, on one side when steam jet produces steam and carries out the baking cooking on one side, be separated into following side space between superjacent air space, square plate lower surface and the bottom of heating chamber between heating clamber end face and the square plate upper surface by square plate in the heating clamber.At the superjacent air space of fabricated food, owing to from steam jet ejection steam, therefore, heat while food is heated by steam by heater, one faces food appropriateness humidification simultaneously carries out the cooking.But, the heat of the heater of heating clamber bottom be to be situated between by following side space heating square plate lower surface, thereby air heat that must effect of heat insulation is high needs spended time that temperature is risen.
In addition, in existing heating device, owing to the heating clamber side dewfall of the steam that produces from warmed-up food in the window portion of the door that opens and closes the heating clamber front openings, thereby, window portion is fuzzy, reduce the visuality in the heating clamber, in order to prevent this situation, sucks the part cooling air of magnetron etc. from the air inlet of heating clamber in heating clamber, make near its heating clamber side of passing through door, discharge from the exhaust outlet of heating clamber.The air inlet of heating clamber and exhaust outlet, roughly the roughly the same height and position in the opposed side walls of heating clamber runs through setting, so that cooling air mobile smooth and easy in heating clamber.In such formation, even set up steam jetting device, spray steam from the steam jet of this device to heating clamber, also because steam is lighter than the air in the heating clamber, therefore also do not arrive food just rises at once upward, along with from the flowing of the cooling air of air inlet, to discharge from exhaust outlet along the end face of heating clamber, steam can not effectively utilize in the cooking.
In addition, above-mentioned baffle plate forms the cross section コ word shape that both sides are bent upwards, thereby, the problem that produces is to accumulate condensed water at the recess of baffle plate, near the temperature of steam jet is reduced, in addition, also produce build-up of limescale etc. along with using over a long time, aspect health, also have problems.
Summary of the invention
The invention provides the heating device that has solved the problems referred to above.
Technical scheme 3 is a kind of heating devices, it is cooked the food in the heating clamber (2), wherein, in the arranged outside of heating clamber (2) steam generation device (4) is arranged, this steam generation device (4) comprising: housing (41), its inside have steam generating chamber (51); Steam jet (52), it is communicated with steam openings in being arranged on steam generating chamber (51), the steam that produces in steam generating chamber (51) can be ejected into heating clamber (2); Heater (42), it heats the water in the steam generating chamber (51); Baffle plate (53), it is invaded to heating clamber (2) in and is arranged on below the steam openings in the steam generating chamber (51) from steam jet (52) for the water that prevents in steam generating chamber (51) boiling, and the upper surface inclination so that water droplet drip easily.
Also be provided with the water tank (19) of retaining, with the be situated between control part (8) of action of the heater of the pump (61b) supplied with to steam generation device (4) by pipeline (61a), control steam generation device (4) and pump (61b) of the water of water tank (19),
The steam generating chamber of steam generation device (4) has: is configured in the last steam generating chamber (51) on upper strata and is configured in the following steam generating chamber (51a) of lower floor,
The heater of steam generation device (4) has: heater (42) that the water in the last steam generating chamber (51) is heated and the heater (42a) that the water in the steam generating chamber (51a) is down heated,
The steam jet (52) of steam generation device (4) has: the steam jet (52a) that is configured in the top position of the shelf rail (23) that is used to place square plate (26) in the heating clamber (2) and the steam jet (52) that is communicated with last steam generating chamber (51) and the lower position that is configured in shelf rail (23) and is communicated with following steam generating chamber (51a)
Last steam generating chamber (51) has: connect the pipeline (61a) link to each other with pump (61b) feed water inlet (61), be arranged on the position lower than the steam openings of leading to steam jet (52) dykes and dams (58), make the mobile path (59) of the downward steam of water generating chamber (51a) that overflows dykes and dams (58)
Following steam generating chamber (51a) has the thermistor of the temperature of detection steam generation device (4),
Control part (8) (42a) is switched on and heating steam generation device (4) to heater (42), driving pump (61b) when being arrived steam ejection beginning temperature by the detected temperature of thermistor (63), (61) upwards supply with the water in the water tank (19) in the steam generating chamber (51) from the feed water inlet.
Technical scheme 8 is according to the described heating device of arbitrary technical scheme in the technical scheme 1～7, and wherein, steam jet (52) nozzle bore (57) (52a) (57a) narrows down towards front.
The steam generation device that technical scheme 10 is used according to technical scheme 9 described heating devices, wherein, the transversely arranged a plurality of nozzles (52) (52) that are provided with, be provided with overhead gage (53) (53) corresponding to each nozzle (52) (52), the below between the baffle plate (53) (53) of adjacency and the end of two baffle plates (53) (53) are provided with auxiliary baffle plate (54) overlappingly, form vapor flow path between baffle plate (53) (53) and auxiliary baffle plate (54).
The steam generation device that technical scheme 11 is used according to technical scheme 9 or 10 described heating devices, wherein, baffle plate (53) forms the mountain shape with 2 different spigot surfaces of incline direction.
The invention effect
The heating device of technical scheme 1, clip shelf rail (23) and dispose steam jet (52) (52a) at upper-lower position, therefore, be placed on the food of the square plate (26) on the shelf rail (23), by the Steam Heating cooking from steam jet (52) ejection, simultaneously in the below of square plate (26) also from steam jet (52a) ejection steam, thereby, can obtain than the bigger thermal effect that adds in the past.
The heating device of technical scheme 2, on the sidewall that steam jet (52) are set (22) of heating clamber (2), exhaust outlet (28) is set, on the sidewall (21) of opposite side, air inlet (27) is set, air inlet (27) and exhaust outlet (28) are in the fore-and-aft direction of heating clamber (2) sidewall opposite location each other, exhaust outlet (28) is arranged on than the high position of air inlet (27), thereby, can directly not discharge from exhaust outlet (28) from the steam of steam jet (52) ejection.In addition, steam from steam jet (52) ejection, to advance to the opposed side walls direction of heating clamber while rising, but, along with from flowing than air inlet (27) leaked-in air of exhaust outlet (28) lower position, originally the steam that will rise upward was drawn towards the below, extended in heating clamber (2).Thereby, can eliminate high-temperature steam and directly be discharged such waste.
Also have, preferred air inlet (27) is positioned at the scope of 1/2 height and position of this heating clamber (2) apart from the ceiling of heating clamber (2).
The heating device of technical scheme 3, the water of boiling can not invaded in heating clamber (2) from steam jet (52) in steam generating chamber (51), promptly, even boiling water raises at the wall of steam generating chamber (51) in the steam generating chamber (51) of steam generation device (4), also can on the way be stoped, can not flow into heating clamber (2), allow heating clamber (2) soak from steam jet (52) by baffle plate (53).
Because the upper surface of baffle plate (53) tilts, even thereby adhere to condensed water, also can be along tilting promptly to arrive beveled end and dripping.Thereby, can on baffle plate (53), not accumulate water, can prevent the accumulation of adhering to of incrustation scale as much as possible.
The steam generation device of the heating device of technical scheme 4 (4), in the following steam generating chamber (51a) of the housing (41) of steam generating chamber (51a) thermistor (63) is set under steam generating chamber (51) reaches on possessing, control part (8) is driving pump (61b) when being arrived steam ejection beginning temperature by the detected temperature of thermistor (63), (61) upwards supply with the interior water of water tank (19) in the steam generating chamber (51) from the feed water inlet, therefore, can make the water supplied with in (51a) to steam generating chamber (51) can overflow to heating clamber (2) in supply steam.
For example, when thermistor (63) is arranged on the upper strata of housing (41), the state of the water of the steam generating chamber (51a) below can't holding, in addition, if the heater of lower floor (42a) produces fault, worry that then the water of accumulating in the steam generating chamber (51a) of lower floor can flow in the heating clamber (2) from the steam jet (52a) of lower floor.
The heating device of technical scheme 5, the heater air flow pressure switch rod (42) of steam generation device (4), opposed and extend with recessed (23b) corresponding to shelf rail (23) of heating clamber sidewall (22) along recessed (23b), thereby, with the corresponding part of heater (42), the cross section amplitude of air heat-insulation layer increases, and can prevent from effectively to capture heat without rhyme or reason from housing (41).
The heating device of technical scheme 6, gap (90) between sidewall (22) outer surface of the housing (41) of steam generation device (4) and heating clamber (2), the formation air heat-insulation layer, thereby, can prevent that the heat of housing (41) from being seized and making the ability of steam generation to reduce by sidewall (22).
The heating device of technical scheme 7, because from the oblique down ejection of steam jet (52) steam, thereby, promptly be full of steam in the bottom of heating clamber (2), even when food is positioned at the bottom of heating clamber (2), also heated food effectively.
In addition, striven for the time that steam rises and discharges up to from exhaust outlet (28), the holdup time prolongs in the heating clamber (2) of high-temperature steam, can improve the thermal effect that adds to food.
The heating device of technical scheme 8, the nozzle bore (57) of steam jet (52) narrows down towards front, thereby, the speeding up of vapor stream, the direction of vapor stream is determined, therefore, is suitable for preferably making vapor stream directly to run into the situation of food.
The steam generation device of technical scheme 9 has the effect same with the effect of technical scheme 3.
The steam generation device of technical scheme 10, with respect to baffle plate (53) (53) in the setting of the below of transversely arranged a plurality of nozzles (52) (52), below between this baffle plate (53) (53) and two baffle plates (53) (53) end are provided with auxiliary baffle plate (54) overlappingly, thereby, the stream that boiling water upwards raises as the crow flies is cut off, thereby, can prevent from more effectively that boiling water from raising to invade to heating clamber (2) from steam jet (52).
The baffle plate of the steam generation device that the heating device of technical scheme 11 is used (53), form mountain shape with 2 different spigot surfaces of incline direction, thereby, even boiling water upwards raises as the crow flies from the below of baffle plate (53), also be bound to be directed to the below, drip from the inclination lower end along the inclination of any one party.If baffle plate (53) only is directed downwards inclination at one, can worry that then boiling water raises along the inclination of baffle plate (53), further raise from the upper end that tilts along the wall of steam generating chamber (51), invade to heating clamber (2) from steam jet (52).
Description of drawings
Fig. 1 is the stereogram of heating device.
Fig. 2 is the stereogram that the heating device of opening door is seen in oblique the place ahead from a left side.
Fig. 3 is the sectional view of expression heating device inside.
Fig. 4 is the stereogram of seeing from the heating device right front.
Fig. 5 is the key diagram that steam flows and air flows in the heating clamber seen from the front of expression.
Fig. 6 be expression from heating clamber in steam and the key diagram that flows of air.
Fig. 7 is the exploded perspective view of the housing of steam generation device.
Fig. 8 is the front view of enclosure body.
Fig. 9 is the sectional view of the housing installment state of steam generation device.
Figure 10 is the block diagram of control part.
Figure 11 is the flow chart of cooking order.
Among the figure, 1-heating device body, 2-heating clamber, 21-sidewall, 22-sidewall, 23-shelf rail, 27-air inlet, 28-exhaust outlet, 4-steam generation device, 41-housing, 42-heater, 51-steam generating chamber, 52-steam jet, 53-overhead gage.
The specific embodiment
According to Fig. 1～Fig. 5, illustrate that the summary of heating device integral body constitutes.
The heating device of embodiment except the Steam Heating cooking function, also has heating using microwave cooking function and heater cooking function.
Front openings at heating device body 1 is provided with door 20.Door 20 its underparts are rotated and are freely supported by axle.
At the right side of door setting operation panel 11, on guidance panel 11, be equipped with the necessary equipment of cooking operation such as enter key group 11a, display part 11b, startup button 11c.
Enter key group 11a is used for selecting or setting heating condition and automatic-cooking menu etc.Display part 11b shows the heating condition of input and heats remaining time etc.Start button 11c operation when cooking beginning.
As shown in Figure 3, on cooking device body 1, big or small space 12,13 is set about heating clamber 2, rightward space 12 is accommodated electric installing component group 3.This rightward space 12 is owing to contain electric installing component group 3, thereby is also referred to as electric installation room.
Electric installing component group 3 comprises that generation is as the magnetron 31 of the microwave of one of heating source, converter (inverter) circuit 33, in order to cooling rightward space 12 with send into the fan 32 etc. of air to heating clamber 2.
In addition, on the top of rightward space 12, be equipped with infrared ray sensor 12a.This infrared ray sensor 12a is situated between by the detection conduit 12b to heating clamber 2 openings, catches the infrared ray that radiates from heating clamber 2 interior food, detects food temperature according to the infrared ray amount.
In leftward space 13, contain steam generation device 4.About steam generation device 4 details aftermentioneds.
In the bottom of heating clamber 2, be provided with the antenna reception room 16 that is recessed to form downwards.Be provided with in the bottom surface of described antenna reception room 16 that a side is connected with it and the opposing party connects the waveguide 15 of the magnetron antenna 31a that encourages microwave.Microwave by magnetron 31 excitations radiates in waveguide 15 from magnetron antenna 31a, is situated between to be propagated to antenna reception room 16 by waveguide 15.
In waveguide 15, connect antenna resettlement section 16 parts below, motor 18 is installed, the motor drive shaft 15a of teflon (テ Off ロ Application) (registration mark) system is given prominence to waveguide 15 in.The part that connects antenna resettlement section 16 in waveguide 15 disposes the metal antenna axis 17a that connects to waveguide 15 from antenna resettlement section 16, and this antenna axis 17a is connected with the teflon system motor drive shaft 15a that gives prominence in waveguide 15 from said motor 18.In antenna reception room 16, the structure of formation is that the antenna 17 with horizontal plane is connected with antenna axis 17a, antenna 17 can rotate along with the rotation of motor 18.Microwave in the waveguide 15 is situated between and is propagated to antenna 17 by antenna axis 17a, radiates in antenna reception room 16 from antenna 17.At this moment, antenna 17 relies on motor 18 rotations, therefore, radiates while microwave rotates, and further obtains diffusion.
In antenna reception room 16, configuration is as the following heater 71 of sheathed heater (sheath heater).This time heater 71 when the baking cooking, with plane heater 7 actions on heating clamber described later 2 tops, is situated between by the food irradiation heating of base plate to heating clamber 2.
In the lower front of heating clamber 2 and the place ahead of motor 18, can be equipped with water tank 19 with pulling out.Water tank 19 is situated between and is linked to each other with steam generation device 4 by pump 61b and water filling flexible pipe 61a.
Ceiling configuration plane heater 7 at heating clamber 2.
The left and right sides wall 21,22 and the rear wall of heating clamber 2 are formed by metallic plate.The base plate 29 of heating clamber 2 is a pottery system, reflects stirring with the microwaves of 17 pairs of transmission in above-mentioned waveguide 15 of antenna of rotation so that microwave can see through base plate 29 on a large scale, no spot ground shines to heating clamber 2.
On the wall of heating clamber 2, dispose baking thermistor (oven thermistor) 8a (putting down in writing among Figure 10) that heats indoor temperature (170～300 ℃) when baking is cooked in order to detect.
Two side 21,22 at heating clamber 2 is provided with the shelf rail 23,23,24,24,25,25 that haves three layers for cooking food F, so that can place square plate 26 when the metal system square plate 26 that will put food is accommodated in heating clamber 2.Each shelf rail is by metallic plate is carried out pressure processing, makes it be fore-and-aft direction guide rail extended shape to heating clamber 2 sides and heaves and form, and has recessed 23b at the back side of each shelf rail 23,24,25.
Upper strata shelf rail 23,23 is positioned at than 1/2 of the effective depth of heating clamber 2 and goes up the position highly slightly, and middle level shelf rail 24,24,25,25 is positioned at 1/2 upper/lower positions highly slightly than the effective depth of heating clamber 2.
On the sidewall 21 of steam generation device 4 sides of heating clamber 2, as shown in Figure 4, leaning on the top position than upper strata shelf rail 23, reaching between upper strata shelf rail 23 and the middle level shelf rail 24, offer each 2 hole 22a, 22a, 22a, 22a, hole 22a, 22a, 22a, 22a face aftermentioned steam jet 52,52,52a, the 52a of steam generation device 4 respectively transversely arrangedly.
On the sidewall that steam jet 52 is set 22 of heating clamber 2, exhaust outlet 28 is set, on the sidewall 21 of opposite side, air inlet 27 is set.
At the right space 12 of accommodating above-mentioned electric installing component group 3, near the sidewall 21 of heating clamber 2 pipeline 34 is set, between sidewall 21 and pipeline 34, form air flow circuit 35.
The air stream that produces along with the rotation that is provided in the said fans 32 in the right space 12 is supplied with to heating clamber 2 from air inlet 27 by above-mentioned stream 35 in the cooling in left space 13.Air stream to heating clamber 2 is supplied with near the heating clamber side of door 20, so-called inboard, arrives exhaust outlet 28.At the central portion of door 20, form fenestrate so that add and pine for also observing in the heating clamber.Particularly when carrying out heating using microwave, the steam that produces from food is in the inboard dewfall of door 20, causes so-called fuzzyly, and the visuality in the heating clamber is descended.In order to suppress this fuzzy generation, flow near door 20 inboard and make from the air stream of air inlet 27, thereby, reduce a steam and 20 contacts, the minimizing dewfall.
The front and back position of air inlet 27 and exhaust outlet 28 concerns opposite location each other, and among the embodiment, air inlet 27 is in heating clamber 2 front portions, and exhaust outlet 28 is at the rear portion.
The height and position of air inlet 27 and exhaust outlet 28 relation is, exhaust outlet 28 near the ceiling of heating clamber 2, be positioned at the position higher than air inlet 27, air inlet 27 apart from the distance of heating clamber 2 ceilings in the scope of 1/2 height and position of this heating clamber effective depth.
Among the embodiment, air inlet 27, exhaust outlet 28 are the aggregate of aperture, and the superiors' aperture of air inlet 27 is positioned at roughly the same height and position with the square plate placed side 23a of upper strata shelf rail 23.
The orlop aperture of exhaust outlet 28 is positioned at the position higher than upper strata shelf rail 23.
The lid 6 that housing 41 stops up these body 5 openings by the body 5 and the air-tightness of side's lateral opening constitutes.Body 5 and lid 6 are cast aluminium system, and heat conductivity is good.
In the extreme higher position of steam generating chamber 51,51a up and down, transversely arranged outwards outstanding each 2 steam jet 52,52,52a, the 52a of being provided with.
In last steam generating chamber 51, be provided with the steam openings 51b that is communicated with each steam jet 52, at the 51a of steam generating chamber down, be provided with the steam openings 51c that is communicated with each steam jet 52a.The steam that produces in each steam generating chamber 51,51a, being situated between is sprayed in heating clamber 2 from each steam jet 52,52,52a, 52a by steam openings 51b, 51c.
As shown in Figure 9, each steam jet 52, the nozzle bore 57 of 52a, 57a, narrow down gradually at the distolateral forward reduction of end face.This is in order the steam that produces to be carried out throttling in steam generating chamber 51,51a, to accelerate flow velocity and oblique ejection steam down.
In steam generating chamber 51, the 51a, below each steam openings 51b, 51c, baffle plate 53 is set near steam openings 51b, 51c.Baffle plate 53,53a role are to prevent that boiling water from transmitting on the wall of steam generating chamber 51,51a, raising and discharging to heating clamber 2 from steam jet 52,52a, 52.The upper surface of this baffle plate 53,53a tilts so that water droplet drips easily.
Below below 53,53 of the transversely arranged overhead gages and between lower baffle plate 53a, 53a, be provided with auxiliary baffle plate 54 overlappingly with the end of two baffle plates 53,53,53,53, between baffle plate 53,53 and auxiliary baffle plate 54, be formed with the upwards stream of steam.
Above-mentioned heater 42,42a are heater air flow pressure switch rod, connect the top of dividing plate 50 and the laterally configuration abreast of diapire of 5 1a of steam generating chamber down.
The interval of heater 42,42a up and down, roughly the same with the interval of the upper strata shelf rail 23 of above-mentioned heating clamber 2 and middle level shelf rail 24.
On above-mentioned lid 6, be provided with the feed water inlet 61 of leading to steam generating chamber 51, this feed water inlet 61 is situated between and is connected above-mentioned water tank 19 with pump 61b by water filling flexible pipe 61a.
In the lower external face of lid 6, offer the sensor installing hole 62a at the end, in this sensor installing hole 62a, embed thermistor 63 and carry out screw threads for fastening.This thermistor 63, said pump 61b and heater 42,42a link to each other with control part 8 described later.
Control part 8 carries out following control: the temperature of the following steam 51a of the generating chamber bottom that monitoring thermistor 63 detects, if reach steam ejection beginning temperature (for example, 90 ℃), then drive the pump 61b of water supply usefulness, and beginning upwards, steam generating chamber 51 supplies water.
Also have, among the embodiment, control part 8 also can carry out following control: if reach the capping temperature, then cut off energising to heater 42,42a, if reach the setting lower limit, and the pump 61b of the usefulness that then stops to supply water.Thereby, for the sake of security, can detect the abnormal high temperature of steam generating chamber 51,51a, or anti-sealing does not form steam and flows into heating clamber 2.
In addition, also be provided with sensor installing hole 62 on the top of lid 6, it can standby installation thermistor.
In above-mentioned control part 8, except heater 42,42a, also be connected with above-mentioned display part 11b, startup button 11c, enter key group 11a, baking thermistor 8a, infrared ray sensor 12a, thermistor 63, magnetron 31, converter circuit 33, plane heater 7, following heater 71, pump 61b.
In this structure, if when 63 of thermistors are arranged at steam generating chamber 51, just can't hold down the state of the water of the 51a of steam generating chamber, if perhaps the heater 42a of the 51a of steam generating chamber produces fault down, then can worry to be accumulated in down the water of the 51a of steam generating chamber, flow in the heating clamber 2 from steam jet 52a.For this reason, thermistor 63 is installed, so that can detect down the temperature of the 51a of steam generating chamber at least in the lower external face sensor installing hole 62a of lid 6.
As shown in Figure 9, the housing 41 of steam generation device 4, sidewall 22 outer surfaces according to the back side that makes enclosure body 5 and heating clamber 2 are opposed, and the opposed mode of height and position of the upper strata shelf rail 23 of heater 42,42a and heating clamber 2 and middle level shelf rail 24 is fixed on these sidewall 22 outer surfaces by screw threads for fastening etc. up and down.Thereby recessed 23b, the 23b at the back side of heater 42,42a and shelf rail 23,24 are opposed.
Above-mentioned 4 hole 22a, 22a, 22a, 22a that perforation is offered on sidewall 22 make steam jet 52,52,52a, 52a facing in the heating clamber 2.
Between steam jet 52,52a and hole 22a, 22a, embed the roughly flexible sealing component 9 of tubular.Embed the peritreme of sidewall 22 in all grooves 92 that the outer peripheral face of sealing member 9 is offered, containment member 9 is also used as in order to form the pad in gap 90 between housing 41 and sidewall 22.
In addition, place square plate 26 across upper strata shelf rail 23,23, when heating clamber is carried out cooking under the separated state about in the of 2, because steam jet 52,52,52a, 52a are positioned at than square plate 26 on the top with by upper/lower positions, thereby, in clipping two spaces of square plate 26, be full of steam.Thereby the food on can square shaped dish 26 is given than the existing big heating power that adds.
When using cooking device, has following action effect not using square plate 26.
On the sidewall that steam jet 52 is set 22 of heating clamber 2, exhaust outlet 28 is set, on the sidewall 21 of opposite side, air inlet 27 is set, in addition, air inlet 27 is positioned at heating clamber 2 front portions, exhaust outlet 28 is positioned at the rear portion, the height and position relation of air inlet 27 and exhaust outlet 28 is, exhaust outlet 28 is positioned at the position higher than air inlet 27, air inlet 27 apart from the distance of heating clamber 2 ceilings in the scope of 1/2 height and position of this heating clamber, therefore, as Fig. 6, shown in Figure 6, can not discharge from exhaust outlet 28 as the crow flies from the steam of steam jet 52 ejections.In addition, the steam from steam jet 52 ejections will advance to the opposed side walls direction of heating clamber 2 while rise, but, along with from than the flowing of air inlet 27 leaked-in airs of exhaust outlet 28 lower positions, the steam that will rise upward was drawn towards the below originally, extended in heating clamber 2.Thereby, can eliminate high-temperature steam and directly discharge such waste.
In the steam generating chamber 51 of steam generation device 4,, also can on the way be stoped by baffle plate 53 even boiling water raises at the wall of steam generating chamber 51.Thereby boiling water can not flow into heating clamber 2 from steam jet 52, allow heating clamber 2 soak.
Because baffle plate 53 tilts, even thereby adhere to condensed water, also can be along tilting promptly to arrive beveled end and dripping.Thereby, can on baffle plate 53, not accumulate water, can prevent the accumulation of adhering to of incrustation scale as much as possible.
The baffle plate 53 of embodiment forms the mountain shape with 2 different spigot surfaces of incline direction, thereby, even boiling water raises as the crow flies upward from baffle plate 53 belows, also be bound to be directed to the below along the inclination of any one party, drip from the inclination lower end.
In addition, utilize and be arranged on transversely arranged 2 baffle plates 53,53, the auxiliary baffle plate 54 of the below between 53a, 53a, can prevent that also boiling water from upwards raising as the crow flies on 53,53 on baffle plate.
In addition, among the embodiment, the heater air flow pressure switch rod 42 of steam generation device 4, opposed and extend with recessed the 23b corresponding to shelf rail 23 of heating clamber sidewall 22 along recessed 23b, thereby, in the part corresponding with heater 42, the cross section amplitude of air heat-insulation layer increases, and can more effectively prevent to seize heat without rhyme or reason from housing 41.
Because the steam jet 52 of steam generation device 4,52a be to the oblique steam of ejection down, thereby, promptly be full of steam in the bottom of heating clamber 2, even when food is positioned at the bottom of heating clamber 2, also heated food effectively.
In addition, striven for the time that steam rises and discharges up to from exhaust outlet 28, the holdup time prolongs in the heating clamber 2 of high-temperature steam, can improve the thermal effect that adds to food.
In addition, the nozzle bore 57 of steam jet 52 is distolateral forward to narrow down, thereby, the speeding up of vapor stream, the emission direction of vapor stream is determined, therefore, is suitable for preferably making vapor stream directly to run into the situation of food.
The cooking device of embodiment, except the function of above-mentioned heating, also possess heating using microwave cooking function, heater cooking function, therefore, can use each cooking function separately or use 2 kinds or 3 kinds of heating functions to cook simultaneously, this is self-evident.
As an example,, select the cooking of roast chicken to describe in the heater cooking (the grill cooking) that burned vestige cooks for having according to flow process shown in Figure 11.
In heating clamber 2, take in the square plate 26 that is placed with food, close door 20 backs and carry out following operation.
Following step, the action step of expression control part 8.
S1: set steam cooking menu (selecting the roast chicken menu of the grill cooking).
S2: judge the startup button 11c that whether has operated guidance panel 11.
S3: to heater 42, the 42a energising of steam generation device 4.
S4: to plane heater 7 energisings of heating clamber 2.
S5: with thermistor 63 detected temperatures of steam generation device 4.
S6: judge that whether having arrived steam can spray temperature (80 ℃～90 ℃).
S7: driving pump 61a, the steam generating chamber 51 to steam generation device 4 supplies water from water tank 19, and beginning steam produces.
S8: judge whether pass through the cooking time, finish end of cooking regularly.
S9: cut off the energising of heater 42,42a and plane heater 7 or stop the running of pump 61a.
S10: utilize informing devices such as not having illustrated buzzer, report end of cooking to the user.
Also have,, be full of that heating clamber 2 is interior to be driven magnetron 31 and carry out various forms such as heating using microwave while also be applicable to the steam that makes from steam generation device 4 except this cooking.During heating using microwave, do not use square plate 26, carry out heating using microwave but on base plate 29, directly place food.
In addition, the power consumption of plane heater 7 is big, thereby when with the heater 42 of steam generation device 4, when 42a drives simultaneously, can worry to cut off the breaker of household electrical source, so driven is for well.
The explanation of the foregoing description, only in order to explanation the present invention, can not be interpreted as is qualification to the described invention of claim scope, or dwindles its scope.In addition, each one of the present invention constitutes, and is not limited to the foregoing description, can carry out various distortion in the described technical scope of claim scope, and this is self-evident.
Claims (11)
1. heating device, it is cooked the food in the heating clamber (2), wherein,
On the opposed two side (21) (22) of heating clamber (2), be provided with the shelf rail (23) (23) in order to place this square plate (26) when in heating clamber (2), taking in square plate (26), on the sidewall (22) of a side, clipping shelf rail (23) has steam jet (52) (52a) at the upper-lower position opening, has from steam jet (52) in the arranged outside of heating clamber (2) (52a) to spray the steam generation device (4) of steam.
2. heating device, it is cooked the food in the heating clamber (2), wherein,
Steam jet (52) is positioned on the sidewall (22) of a side of opposed two side (21) (22) of heating clamber (2), arranged outside at heating clamber (2) has from the steam generation device (4) of this steam jet (55) ejection steam, the sidewall that steam jet (52) are set (22) of heating clamber (2) is provided with exhaust outlet (28), the sidewall of opposite side (21) is provided with air inlet (27), air inlet (27) and exhaust outlet (28) are in the fore-and-aft direction of heating clamber (22) sidewall opposite location each other, and exhaust outlet (28) is arranged on than the high position of air inlet (27).
3. heating device, it is cooked the food in the heating clamber (2), wherein,
Arranged outside at heating clamber (2) has steam generation device (4), and this steam generation device (4) comprising: housing (41), its inside have steam generating chamber (51); Steam jet (52), it is communicated with steam openings in being arranged on steam generating chamber (51), the steam that produces in steam generating chamber (51) can be ejected into heating clamber (2); Heater (42), it heats the water in the steam generating chamber (51); Baffle plate (53), it is invaded to heating clamber (2) in and is arranged on below the steam openings in the steam generating chamber (51) from steam jet (52) for the water that prevents in steam generating chamber (51) boiling, and the upper surface inclination so that water droplet drip easily.
4. heating device according to claim 3, wherein,
Also be provided with the water tank (19) of retaining, with the be situated between control part (8) of action of the heater of the pump (61b) supplied with to steam generation device (4) by pipeline (61a), control steam generation device (4) and pump (61b) of the water of water tank (19),
The steam generating chamber of steam generation device (4) has: is configured in the last steam generating chamber (51) on upper strata and is configured in the following steam generating chamber (51a) of lower floor,
The heater of steam generation device (4) has: heater (42) that the water in the last steam generating chamber (51) is heated and the heater (42a) that the water in the steam generating chamber (51a) is down heated,
The steam jet (52) of steam generation device (4) has: the steam jet (52a) that is configured in the top position of the shelf rail (23) that is used to place square plate (26) in the heating clamber (2) and the steam jet (52) that is communicated with last steam generating chamber (51) and the lower position that is configured in shelf rail (23) and is communicated with following steam generating chamber (51a)
Last steam generating chamber (51) has: connect the pipeline (61a) link to each other with pump (61b) feed water inlet (61), be arranged on the position lower than the steam openings of leading to steam jet (52) dykes and dams (58), make the mobile path (59) of the downward steam of water generating chamber (51a) that overflows dykes and dams (58)
Following steam generating chamber (51a) has the thermistor of the temperature of detection steam generation device (4),
Control part (8) (42a) is switched on and heating steam generation device (4) to heater (42), driving pump (61b) when being arrived steam ejection beginning temperature by the detected temperature of thermistor (63), (61) upwards supply with the water in the water tank (19) in the steam generating chamber (51) from the feed water inlet.
5. heating device according to claim 4, wherein,
The two side (21) (22) of heating clamber (2) is formed by metallic plate, shelf rail (23) is heaved to heating clamber (2) side by pressure processing, the guide rail shape of this metallic plate and is formed, the heater (42) of steam generation device (4) is a heater air flow pressure switch rod, and is opposed and dispose along recessed (23b) with recessed (23b) corresponding to shelf rail (23) of heating clamber sidewall (22).
6. according to each described heating device in the claim 1～5, wherein,
The housing (41) of steam generation device (4) and sidewall (22) outer surface of heating clamber (2) between have gap (90), utilize the air layer that produces by this gap (90) to realize heat insulation.
7. according to each described heating device in the claim 1～6, wherein,
Steam jet (52) (52a) forms oblique time and sprays steam.
8. according to each described heating device in the claim 1～7, wherein,
Steam jet (52) nozzle bore (57) (52a) (57a) narrows down towards front.
9. steam generation device (4) that heating device is used, described heating device is cooked the food in the heating clamber (2), wherein,
Steam generating chamber (51) is provided with the steam openings (51b) that is communicated with steam jet (52) on top, near the bottom, be provided with heater (42), be provided with baffle plate (53) in the bottom of steam openings (51b), described baffle plate (53) prevents that in steam generating chamber (51) water of boiling invades to heating clamber (2) in from steam jet (52), the upper surface inclination of this baffle plate so that water droplet drip easily.
10. the steam generation device that heating device according to claim 9 is used, wherein,
The transversely arranged a plurality of nozzles (52) (52) that are provided with, be provided with baffle plate (53) (53) corresponding to each nozzle (52) (52), the below between the baffle plate (53) (53) of adjacency and the end of two baffle plates (53) (53) are provided with auxiliary baffle plate (54) overlappingly, form vapor flow path between baffle plate (53) (53) and auxiliary baffle plate (54).
11. the steam generation device of using according to claim 9 or 10 described heating devices, wherein,
Baffle plate (53) upper surface (53a) forms the mountain shape with 2 different spigot surfaces of incline direction.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006205492A JP2008032304A (en) | 2006-07-28 | 2006-07-28 | Heating cooker and steam generating device for heating cooker |
| JP2006205492 | 2006-07-28 | ||
| JP2006-205492 | 2006-07-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101112288A true CN101112288A (en) | 2008-01-30 |
| CN101112288B CN101112288B (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101381301A Expired - Fee Related CN101112288B (en) | 2006-07-28 | 2007-07-26 | Heating cooker and steam generating device for the same |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2008032304A (en) |
| CN (1) | CN101112288B (en) |
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| CN101112288B (en) | 2011-02-16 |
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