CN103884030A - Heat Cooker - Google Patents
Heat Cooker Download PDFInfo
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- CN103884030A CN103884030A CN201310703582.5A CN201310703582A CN103884030A CN 103884030 A CN103884030 A CN 103884030A CN 201310703582 A CN201310703582 A CN 201310703582A CN 103884030 A CN103884030 A CN 103884030A
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- Prior art keywords
- heating
- heater
- hot air
- flow circuit
- air flow
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- 238000010438 heat treatment Methods 0.000 claims abstract description 276
- 238000010411 cooking Methods 0.000 claims abstract description 47
- 239000010453 quartz Substances 0.000 claims description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- 238000005273 aeration Methods 0.000 claims description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 3
- 241000143060 Americamysis bahia Species 0.000 abstract 1
- 241001137251 Corvidae Species 0.000 abstract 1
- 235000013372 meat Nutrition 0.000 abstract 1
- 235000015108 pies Nutrition 0.000 abstract 1
- 235000008429 bread Nutrition 0.000 description 18
- 239000011347 resin Substances 0.000 description 12
- 229920005989 resin Polymers 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 241000238557 Decapoda Species 0.000 description 8
- 235000002595 Solanum tuberosum Nutrition 0.000 description 8
- 244000061456 Solanum tuberosum Species 0.000 description 8
- 238000007664 blowing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 235000013305 food Nutrition 0.000 description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 239000003365 glass fiber Substances 0.000 description 4
- 239000004519 grease Substances 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 239000009719 polyimide resin Substances 0.000 description 4
- 238000007667 floating Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000005336 safety glass Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 235000021168 barbecue Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
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Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/32—Arrangements of ducts for hot gases, e.g. in or around baking ovens
- F24C15/322—Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation
- F24C15/325—Arrangements of ducts for hot gases, e.g. in or around baking ovens with forced circulation electrically-heated
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Baking, Grill, Roasting (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
The present invention provides a heat cooker which can bake both sides of a heated object evenly, a hot air circulating cooking function is executed to provide hot wind for the heated object in a heating chamber, especially to make fried cookings such as fried chips, fried meat pies, fried shrimps and son on gain better result. The heat cooker includes the heating chamber which includes a hot air cycle unit installed on an upper part of the heating chamber, heaters installed on the upper part and a lower part of the heating chamber, and a disk body supported in the heated chamber. An oven cooking action of the upper heater and the low heater can be selected and a convection cooking action of the upper heater and the hot air cycle unit can be started to cook.
Description
Technical field
The present invention relates to the heating device that food etc. is carried out the baking box of cooking and food etc. is carried out to the hot air circulation cooking by Hot-blast Heating.
Background technology
Before, in heating device, as the mode of heating that is accommodated in the food in heating chamber adopt utilize microwave (high frequency) cooking mode, utilize the baking cooking method of hot air circulation, and take electric heater as heating source utilizes the photothermal cooking method that scorches, these are extensively universal in general family.Wherein, the above-mentioned baking cooking method of utilizing hot air circulation is: the hot air circulation unit with storage heater and Hot-air fan etc. is arranged on as the leg side of the inside or side wall portion etc. in electric oven.This hot air circulation unit produces hot blast by acting in unit of storage heater and Hot-air fan, and this hot blast is blown in baking box.Repeatedly circulate as follows, hot blast is recycled to hot air circulation unit to being positioned in after food on square plate heats, and again after hot blast, is blown in baking box.In addition, in recent years, for the purpose of health, people all the more improve the care that does not use grease can do the hot air circulation cooking of the fried foods such as fried potato, croquette, fried prawn.
Prior art document
Patent documentation 1: TOHKEMY 2001-41466 communique
Patent documentation 2: Japanese kokai publication hei 10-146280 communique
Micro-wave oven described in patent documentation 1 for the means of improving the efficiency of heating surface and taking is: the center of top portion in microwave cavity forms the frustum of a cone projecting inward to chamber, the hot blast that makes to be fed in chamber collides this frustum of a cone, improves the efficiency of heating surface that is placed on the heating object on square plate.Baking box described in patent documentation 2 is: by the propeller type fan arranging on the side in heater and oven cavity setting up and down, carry out cooking with radiant heat and convection current (convection).
But, in the structure of the micro-wave oven described in above-mentioned patent documentation 1, the hot blast colliding with the frustum of a cone changes because of the angle reflection colliding, and hot blast itself is still point-blank towards the upper face side of heating object, therefore likely strengthen in the table of heating object, heat inhomogeneous.
In addition, baking box described in above-mentioned patent documentation 2 has possessed the function of zwieback machine and the function of hot-blast oven simultaneously, top, side in oven cavity will be arranged on for the propeller type fan of blowing, be provided with air entry below, the hot blast sucking from air entry, discharge from the exhaust outlet of top in chamber with fan, make hot air circulation.Like this, pack container into and be placed on heating object in the mounting table in oven cavity by upper and lower heater radiation heating, also by the hot air circulation of being undertaken by fan, the heated cooking.But owing to being configured to, hot blast is in the substantially circulation abreast up and down of heating object, though be applicable to the cooking of gratin etc., can not be directly to heating object blowing hot-air, the fried cooking result such as fried potato, croquette, fried prawn is undesirable.
Summary of the invention
The present invention makes in view of the above problems, its object is to provide a kind of heating device, it can the short time, two sides toast bread equably, and can concentrate blowing hot-air to the heating object in oven cavity with hot air circulation cooking function, especially possess the function that makes the fried cooking of fried potato, croquette, fried prawn etc. obtain good result.
To achieve these goals, heating device of the present invention possesses: heating clamber; Be arranged on the heater in this heating clamber; And in described heating clamber, make the hot air circulation unit of hot air circulation and be arranged on the disk body in described heating clamber; Described heating device is characterised in that:
Described hot air circulation unit and described heater are arranged on to the top of described heating clamber;
Described disk body is arranged on to the central portion of the above-below direction of described heating clamber;
Form hot air circulation stream, it makes the hot blast being produced by described heater circulate at the spatial portion of described hot air circulation unit and described disk body.
The invention is characterized in:
Described hot air circulation unit possesses:
Air flow circuit, it is formed on the space between described roof top set hood and described roof;
Circulating fan, it is arranged in described air flow circuit;
Hot blast suction inlet, it is positioned at the central portion of described air flow circuit; And
Hot air blow port, it is positioned at the outer edge of described air flow circuit.
The invention is characterized in:
Described disk body is positioned at the below of described hot air circulation unit, and the track being provided with by the left and right sides wall in described heating clamber keeps.
The invention is characterized in:
Described disk body is positioned in by the mounting that on the left and right sides wall in described heating clamber, set track is supported online.
The invention is characterized in:
On described disk body, peristome is equipped with woven wire, is formed with flange part in outer edge, upper end, and side surface part is bending shape.
The invention is characterized in:
Possesses heating object accommodating container, it is arranged on described disk body top, this heating object accommodating container has aeration on above-below direction, be formed with hot air circulation stream, this hot air circulation stream is sent described hot blast to described disk body, flow through behind the inside of described heating object accommodating container, get back to described hot air circulation unit.
The invention is characterized in:
Described heating object accommodating container has outer wall and the inwall of upper and lower opening;
Between described outer wall and described inwall, be provided with the spatial portion that becomes air flow circuit;
And be provided with the base plate with aeration in the bottom surface sections of described inwall, make the spatial portion of this inwall become heating object incorporating section.
The invention is characterized in:
Described heating object accommodating container, by having the pedestal of aeration, forming round this pedestal framework and shank around; Wherein shank is to form air flow circuit for direction below described pedestal.
The invention is characterized in:
Described heating object accommodating container is positioned in the mounting table with aeration.
The invention is characterized in:
Described mounting table is kept by the track that is arranged on the left and right sides wall in described heating clamber.
The invention is characterized in:
The size of described heating object accommodating container is: and between described heating clamber inwall, can form the size of air flow circuit.
The invention is characterized in:
Have magnetron, it carries out heating using microwave to the heating object of receiving in described heating object accommodating container; Dispose rotary microwave radiating antenna in the bottom surface of described heating clamber.
The invention is characterized in:
Described heater is made up of near the lower heater that is arranged near the upper heater described heating clamber roof and be arranged on the diapire of described heating clamber.
The invention is characterized in:
Can select: start the oven cook action of described upper heater and described lower heater and start the convection current cooking action of described upper heater and described hot air circulation unit.
The invention is characterized in:
When described convection current cooking starting, described hot air circulation unit and described upper heater are for opening, described lower heater is for cutting out, hot blast in heating clamber is by the attraction of described hot air circulation unit and by after described upper heater heating, through the first air flow circuit, the second air flow circuit, the 3rd air flow circuit, then reach again described the first air flow circuit, form circulation stream; Wherein, described the first air flow circuit is the stream in the space through being formed by described roof and hood; The second air flow circuit is to be blown into the stream between the hot blast described heating clamber inwall of process and the described heating object accommodating container in heating clamber from this first air flow circuit; The 3rd air flow circuit is the hot blast of this second air flow circuit stream through described mounting table and described heating object accommodating container after the reflection of described disk body.
The invention is characterized in:
When described oven cook starting, described upper heater and described lower heater are for opening, and described hot air circulation unit, for closing, heats described heating object from above-below direction.
The invention is characterized in:
Described upper heater and described lower heater arrange multiple, according to described cooking originate mode, open or close needed upper heater or lower heater.
The invention is characterized in:
Described lower heater is one.
The invention is characterized in:
Above and/or under described, heater is made up of quartz tube heater.
The invention is characterized in:
Above and/or under described, heater is made up of sheathed heater.
The invention is characterized in:
Above and/or under described, heater is constituted by quartz tube heater and sheathed heater.
The invention is characterized in:
Described upper heater possesses spirality sheathed heater.
The beneficial effect of the invention:
Heating device of the present invention can show in two sides decoct evenly, in short time roasting heating object.And can concentrate blowing hot-air to the heating object in oven cavity, especially make the fries such as fried potato, croquette, fried prawn obtain good result.
Accompanying drawing explanation
Fig. 1 is the vertical profile front view that represents the state that takes off front door of the heating device of embodiment 1.
Fig. 2 is the sectional skeleton diagram of the substantial middle portion of the heating device of embodiment 1.
Fig. 3 is the heating object accommodating container of embodiment 1, and Fig. 3 (a) is the stereogram of observing from oblique upper; Fig. 3 (b) is the stereogram from oblique beneath.
Fig. 4 is the vertical profile front view that represents the state that takes off front door of the heating device of embodiment 2.
Fig. 5 is the sectional skeleton diagram of the substantial middle portion of the heating device of embodiment 2.
Fig. 6 is the stereogram of observing the heating object accommodating container of embodiment 2 from top, and shown in Fig. 6 (a), Fig. 6 (b) is the heating object accommodating container of other different forms of shank.
Fig. 7 is the vertical profile front view that represents the state that takes off front door of the heating device of embodiment 3.
Fig. 8 is the sectional skeleton diagram of the substantial middle portion of the heating device of embodiment 3.
Fig. 9 is the stereogram of observing the heating object accommodating container of embodiment 3 from top.
Figure 10 is the vertical profile side view that the heating device in embodiment 3 is described the energising situation of heater and motor under each cooking mode, and shown in Figure 10 (a) is baking box pattern; Shown in Figure 10 (b) is hot air circulation pattern.
Figure 11 degree of being is to reducing the vertical profile side view under the cooking mode of heater quantity, the energising situation of heater and motor being described in embodiment 3, and shown in Figure 11 (a) is baking box pattern; Shown in Figure 11 (b) is hot air circulation pattern.
Figure 12 is the configuration of the heater when square plate not being set in embodiment 3 and the vertical profile side view under each cooking mode, the energising situation of heater and motor being described, and shown in Figure 12 (a) is baking box pattern; Shown in Figure 12 (b) is hot air circulation pattern.
Figure 13 is the vertical profile front view that represents the state that takes off front door of the heating device of embodiment 4.
Figure 14 is the sectional skeleton diagram of the substantial middle portion of the heating device of embodiment 4.
Figure 15 is the stereogram of observing the heating object accommodating container of embodiment 4 from top.
Symbol description
1,100: heating device
3,103: heating clamber
3a, 103a: roof
3b, 103b: diapire
3c, 103c: left side wall
3d, 103d: right side wall
3e, 103e: backing
31,131: blow-off outlet
5U, 105U: upper siding track
5L, 105L: lower siding track
6,120,220: square plate (disk body)
7,107,700: heating object accommodating container
9,109: hot air circulation unit
91,191,292a, 292b: upper heater
92,192: suction inlet
93,193: convection fan
96,196: hood
11a, 111a: air flow circuit (ventilating duct)
11b, 111b: air flow circuit
15,115,251a, 251b: lower heater
291: spirality sheathed heater
Specific embodiment
Below, with reference to accompanying drawing, embodiment according to the invention is described.These are only an example of this enforcement, and scope is not limited to this example.
Fig. 1 is the vertical profile front view that takes off the heating device of the state of door 4 above; Fig. 2 is the vertical profile skeleton diagram of observing the cross-section structure of substantial middle portion from left surface.According to these accompanying drawings, the overall structure of heating device is described.
Below for convenience of explanation, in Fig. 2, using a side that is provided with door 4 as face side (front), take from Fig. 1 of face side observation heating device 1 as benchmark, determine the direction of heating device 1.The paper of Graph-Oriented 1, left and right directions and width are equivalent.
Inside at the basket 2 of the rectangular box shape of its shell of formation of heating device 1 is provided with heating clamber 3, and this heating clamber 3 is the open at its front hollow box of (this part is called to peristome 8); And can be provided with rotationally the door 4(Fig. 2 for opening and closing this front openings portion 8).And heating clamber 3 is by roof 3a, diapire 3b, left side wall 3c, right side wall 3d and backing 3e(Fig. 2) space of the roughly rectangular shape of growing crosswise divided.
On the inner surface of left side wall 3c and right side wall 3d, be provided with towards the paper of Fig. 1 many (the present embodiment is 2) tracks 5 that extend along fore-and-aft direction, these many tracks 5 separate certain intervals at above-below direction.For convenience of explanation, it is 5U that these tracks 5 are divided into upside, and downside is 5L.These upper and lower sides track 5U and 5L arrange with respect to left side wall 3c and right side wall 3d respectively, can be with the square plate 6(disk body of the state supporting tray shape that floats from diapire 3b).Square plate 6 is enameled rectangle dish type on metal, on square plate 6, also can directly place and be cooked thing.
For especially structure and the effect of the hot air circulation that is suitable for the fry cookings such as fried potato, croquette, fried prawn being described of the present embodiment.First, on described square plate 6, place and received the heating object accommodating container 7 of heating object, and be arranged on the upper siding track 5U of heating clamber 3.As shown in Figure 3, heating object accommodating container 7 is rectangular box shape, and it is by outer wall 71, inwall 72 and have the base plate 73(air suction inlet of aeration) form; Four bights of outer wall 71 and inwall 72 are connected by rib 76 respectively.Inwall 72 and base plate 73 form heating object incorporating section 74; Space between outer wall 71 and inwall 72 and the space that is positioned at base plate 73 belows become air flow circuit, the peristome 75 that top is opening.This heating object accommodating container 7 is resins high by heat resistance, as integrally formed in glass enhancing PPS resin, glass fiber reinforced PBT resin, polyimide resin etc.Can also form base plate 73 with split assemblings such as woven wires, can also entirely be coated with like that enamelling with metal forming after image square plate 6.This heating object accommodating container 7 is placed in the mounting surface 61 of described square plate 6 to the space between space, square plate 6 and base plate 73 between outer wall 71 and inwall 72 and the formation of the space to the peristome 75 air flow circuit 11b from base plate 73.(Fig. 1, Fig. 2)
As shown in Figure 1 and Figure 2, the substantial middle portion of the roof 3a of heating clamber 3 is equipped with multiple through hole 3f.The top of this roof 3a possesses hot air circulation unit 9.Near rear side configuration convection heater (convection heater) the 91(upper heater of this hot air circulation unit 9 through hole 3f of roof 3a).Convection heater 91 just above configure lower hood 97 and the upper hood 96 of rectangular disk shape; The space that this upper and lower hood 96,97 clips forms air flow circuit (ventilating duct) 11a of hot air circulation unit 9.Outer wall 71 and the inwall 72 of the outer rim peristome of this air flow circuit (ventilating duct) 11a and described heating object accommodating container 7 are involutory, in case hot blast leaks.
In air flow circuit (ventilating duct) 11a, configure abreast convection fan 93 with convection heater 91, there is air suction inlet 92 at the central part of described lower hood 97.The rotary actuation of the motor 94 by convection fan 93, air in heating object incorporating section 74 is upwards drawn onto convection heater 91 sides, be attracted (arrow A) from described air suction inlet 92 by through hole 3f by the further heated hot blast of convection heater 91, blow out (arrow B) from the outer edge of air flow circuit (ventilating duct) 11a of centrifugal direction.
The high temperature air blowing out from the outer edge of air flow circuit (ventilating duct) 11a by described convection fan 93 is through the air flow circuit 11b(arrow C between outer wall 71 and the inwall 72 of heating object accommodating container 7), then flow to the space (arrow D) between the mounting surface 61 of square plate 6 and the base plate with aeration 73 of heating object accommodating container 7, and then by convection fan 93 upward by be drawn onto in heating object incorporating section 74, and attract (arrow A) from air suction inlet 92 after again being heated by convection heater 91.This hot air circulation (arrow A～D) continuously repeatedly.
Therefore, roof 3a with described on form top wall portion 3f on position corresponding to the open side profile (rectangular-shaped) of hood 96, it is equipped with multiple through hole 3f and has aeration, can suck or blow out hot blast, and the radiant heat of convection heater 91 can be passed to heating object.In addition, described motor 94 there is the cooling fan 95 of motor just below, overheated to prevent motor 94.
The object that square plate 6 is arranged on to upper siding track 5U is in order to dwindle as far as possible the distance between hot air circulation unit 9 and heating object, to improve the efficiency of heating surface.By the structure of above-mentioned hot air circulation, top with Hot-blast Heating heating object, makes homogeneous heating in the table of heating object with the radiant heat heating of convection heater 91, below, obtains good barbecue result.In addition, because hot blast is not the whole region circulation in heating clamber 3, but circulating air in the inner side of heating object accommodating container 7 and air flow circuit (ventilating duct) 11a of hot air circulation unit 9 only, therefore the efficiency of heating surface is very good.
This heating device 1 also possesses lower heater 15, utilizes by energising and produces the hot blast that photothermal lower heater 15 and described hot air circulation unit 9 produce, thereby can realize the general Baking out that heating object is heated.Now, can not use heating object accommodating container 7, support that the track 5 of square plate 6 also can optional upper and lower siding track 5U or 5L.
The heating device 1 of the present embodiment, except above-mentioned air cooking heating, can also carry out microwave running, utilizes microwave cooked heating object.The bottom surface of basket 2 is provided with the waveguide pipe 13 of the magnetron (magnetron) 12 and the guiding microwave that produce microwave.As shown in Figure 1, magnetron 12 is configured near the heating clamber 3 of basket 2 right parts, bottom surface.Antenna part 16 possesses motor 17 and rotary antenna 14(rotary microwave radiating antenna).Rotary antenna 14 is accepted the driving force of motor 17, rotation below diapire 3b.
Microwave guided wave pipe 13 is transmitted to the rotary antenna 14 of antenna part 16, radiates from the rotary antenna 14 rotating.Then, this microwave sees through diapire 3b and is fed into heating clamber 3.Microwave is emitted to heating clamber 3 by antenna part 16, carries out microwave running.By heating using microwave, the heating object in heating clamber 3 is cooked.
The present embodiment is illustrated as an example of the heating object accommodating container 7 of rectangular box shape example.But shape is not limited to this, it can be also drum.As long as the outer rim peristome of air flow circuit (ventilating duct) 11a and the outer wall 71 of described heating object accommodating container 7 that blow out hot blast from described hot air circulation unit 9 are conformed to inwall 72.
Fig. 4～Fig. 6 represents embodiments of the invention 2.The basic structure of heating device 1 entirety of embodiment 2 is identical with embodiment 1.Difference from Example 1 is the structure of heating object accommodating container 700.As shown in Figure 6, the heating object accommodating container 700 of embodiment 2 is made up of pedestal 701 and the framework 702 of the upper face that is positioned in this pedestal 701.
The material of pedestal 701 and framework 702 is as long as heat resistance material, without particular restriction.For example: pedestal 701 uses to be implemented the material of the heat-and corrosion-resistant such as enamelled processing or fluorine coating processing processing, use glass strengthen PPS resin, glass fiber reinforced PBT resin, the contour heat stable resin of polyimide resin or metal is applied to the material of the heat-and corrosion-resistant such as enamelled processing or fluorine coating processing processing, heat-resisting safety glass, pottery etc. for framework 702 metal.
As shown in Figure 4, Figure 5, when described heating object accommodating container 700 is positioned on the square plate 6 in heating clamber 3, pedestal 701 and framework 702 just become the state floating with the upper surface of square plate 6, and its height floating is the height of shank 704,704a, and this space forms air flow circuit.Therefore, the framework 702 of the hot blast process heating object accommodating container 700 of convection unit 9 and air flow circuit 11b(arrow B, the C of heating clamber inwall), and behind the space of the shank 704 of square plate 6 and heating object accommodating container 700,704a (arrow D), the inside (arrow A) that face 703 netted passage flows through framework 702 from pedestal turns back to convection unit 9, forms circulation stream.
Although heating object accommodating container 700 is rectangles here, shape is not limited to this, can adopt on demand other shapes such as circle, ellipse.
The invention of the above embodiments 1 and embodiment 2 possesses hot air convection function and microwave heating function.And be configured to, square plate is arranged on the upper siding track of heating clamber, and dwindle as far as possible the distance between hot air circulation unit and heating object, and the heating object accommodating container with air duct is positioned on described square plate, the structure of the air duct combination having with described hot air circulation unit, therefore, has the radiant heat of convection heater and has the hot blast of circulation to heat heating object below from above, homogeneous heating in heating object table, can obtain good result.In addition, because hot blast is not the whole region circulation in heating clamber, but only in the inner side of heating object accommodating container and the circulation of the air flow circuit (ventilating duct) of hot air circulation unit, can greatly improve the efficiency of heating surface.
Shown in Fig. 7～Figure 12 is the heating device 100 of embodiment 3.Fig. 7 is the vertical profile front view that takes off the heating device of the state of front door 104.Fig. 8 is the vertical profile skeleton diagram of observing the cross-section structure that takes off door 104 from left surface.According to these accompanying drawings, the overall structure of heating device 100 is described.
For convenience of explanation, using the side that is provided with door 104 in Fig. 7 as face side (front), determine the direction of heating device 100 take the Fig. 7 from face side observation heating device 100 as benchmark below.Left and right directions and width are equivalent.
Inside at the basket 102 of the rectangular box shape of its shell of formation of heating device 100 is provided with heating clamber 103, and this heating clamber is the open at its front hollow box shape of (this part is called to peristome 108); And the door 104 that opens and closes this front openings portion 108 is configured to rotate (Fig. 8).And heating clamber 103 is by roof 103a, diapire 103b, left side wall 103c, right side wall 103d and backing 103e(Fig. 8) space of the roughly rectangular shape of the wide shape of horizontal stroke of dividing.
On the inner surface of left side wall 103c and right side wall 103d, be provided with many (the present embodiment is 2) tracks 105, its direction extension forwards, backwards and up and down direction separate certain interval.For convenience of explanation, it is 105U that these tracks 105 are divided into upside, and downside is that 105L is so that difference.These upper and lower sides track 105U and 105L arrange with respect to left side wall 103c and right side wall 103d respectively, can support to load the mounting net 106(mounting table of the heating objects such as bread on upper siding track 105U).This mounting net 106 is nets made from metal wire rod, moves forward and backward with normally used door 104 interlocks of baking box.The hypocrateriform square plate 120(disk body that door 104 Slideslips from heating device 1 can be inserted on lower siding track 105L) dismantle with the state floating from diapire 103b; Square plate 120 is enameled rectangle dish type on metal, on square plate 120, also can directly load and be cooked thing.But in the present embodiment, as hereinafter described, when carrying out hot air circulation when cooking, it forms the stream of hot blast, and when have the splashing of wet goods from heating object, set it as splash take-up reel use.
For especially structure and the effect of the hot air circulation that is suitable for the fry cookings such as fried potato, croquette, fried prawn being described of the present embodiment.First,, on the described mounting net 106 on the track 105U of upside that is arranged on heating clamber 103, mounting has been received the heating object accommodating container 107 of heating object.Heating object accommodating container 107 is for there being end rectangular box shape, and as shown in Figure 9, it is by outer wall 171 and the base plate 173(air suction inlet that has aeration) form.By described outer wall 171 with there is the space that the base plate 173 of aeration is surrounded to form heating object incorporating section 174, and the space being arranged between the square plate 120 of base plate 173 belows has formed air flow circuit.The top of heating object accommodating container 107 is by the peristome 175 of opening.This heating object accommodating container 107 is resins high by heat resistance, strengthens the integrated formation such as PPS resin, glass fiber reinforced PBT resin, polyimide resin as glass.Can become and assembling plate portion 173 with point bodily forms such as woven wires, can also entirely form after image square plate 120 with metal and be coated with like that enamelling formation.If have equal structure, heating object accommodating container 107 can also use existing container.This heating object accommodating container 107 is placed on described mounting net 106, thus the space between square plate 120 and the base plate 173 of heating object the accommodating container 107 and space to suction inlet 192 described later forms air flow circuit 111b from base plate 173.(Fig. 7, Fig. 8)
As shown in Figure 7, Figure 8, the top of the roof 103a of heating clamber 103 possesses hot air circulation unit 109.This hot air circulation unit 109 arranges upper heater 191 on roof 103a.The top of roof 103a has hood 196, is deflated cover 196 and the space that clips of roof 103a and forms air flow circuit (ventilating duct) 111a of hot air circulation unit 109.On the outer edge (outer edge of roof 103a) of this air flow circuit (ventilating duct) 111a, be formed with the blow-off outlet 131 being formed by multiple perforation.
In air flow circuit (ventilating duct) 111a, dispose abreast convection fan 193 with upper heater 191, the approximate centre portion of described roof 103a has the suction inlet 192 being made up of multiple perforation.The rotating drive of the motor 194 by convection fan 193, the air of heating object accommodating container 107 inside is upwards drawn onto convection fan 193 sides, attract by the further hot blast (arrow A) of heating of upper heater 191 from suction inlet 192 again, to the outer edge direction air-supply (arrow B) of air flow circuit (ventilating duct) 111a of centrifugal direction.
The hot blast of sending from the outer edge direction of air flow circuit (ventilating duct) 111a by described convection fan 193 is directed to the skew wall 196a of the outer rim that is formed on hood 196, is blown out in heating clamber 103 from the blow-off outlet 131 that is formed on roof 103a.This hot blast is through the air flow circuit 111b(arrow C between the outer wall 171 of described heating object accommodating container 107 and the internal perisporium of heating clamber 103), then flow to the space (arrow D) between the mounting surface 121 of square plate 120 and the base plate with aeration 173 of heating object accommodating container 107.Then attract upward from the inside of heating object accommodating container 107 by convection fan 193, after again heating with heater 191, attracted (arrow A) from suction inlet 192.Will be continuously this hot air circulation (arrow A～D) repeatedly.Thus, carry out the hot air circulation cooking 180 ℃～200 ℃ left and right.
Therefore the suction inlet 192 that the blow-off outlet 131 wearing by the outer edge of the described hood 196 at roof 103a and substantial middle portion wear carries out blowing out or sucking of hot blast, and the radiant heat of upper heater 191 can be passed to heating object.In addition, described motor 194 possess the cooling fan of motor (not shown) just below, overheated to prevent motor 194.
The object that square plate 120 is arranged on to lower siding track 105L is in order to dwindle as far as possible the distance between hot air circulation unit 109 and heating object, to improve the efficiency of heating surface, and when have the splashing of grease etc. from heating object, uses as splash take-up reel.Therefore, the shape of square plate 120 is not limited only to illustrated shape.Due to the structure of above-mentioned hot air circulation, top with Hot-blast Heating, makes homogeneous heating in the table of heating object with the radiant heat of upper heater 191, below, and the cooking of the fries such as especially fried potato, croquette, fried prawn obtains good result.
This heating device 100 also possesses lower heater 115.The hot blast that uses described hot air circulation unit 109 to produce when toast bread etc., can make the dry tack free of bread, so roasting that not to be very good eating, and therefore comes to heat bread from upper and lower surface with the radiant heat of described lower heater 115 and described upper heater 191.Like this, baked bread equably, surface is also moist.Now, take off heating object accommodating container 107 and square plate 120 from heating clamber 103, bread is placed on mounting net 106 and is heated.Like this, heating object, can be to bread some roasting traces a little near thermal source.Can also make the inner noise and excitement of bread and surface is roasting a little hard.Temperature in heating clamber 103 can be set in the scope of 140 ℃～260 ℃.
The heating device 100 of the present embodiment can optionally use or carry out the Cycling hot-blast heating cooking as toaster, and it has control module, can select the upper and lower set heater of starting by selecting cooking method.This control module is not shown, can realize as follows: cooking mode switch and heating-up temperature dial are for example set, by selecting cooking mode and heating-up temperature to open and close upper heater 191 and lower heater 115, or forming circuit is to control the heat time.
Figure 10 (a) is toast bread state (oven cook); Figure 10 (b) is hot air circulation pattern (the convection current cooking).In order to explain the selection of the heater under each pattern, simply show the inside of above-mentioned heating clamber 103.Upper heater is made up of 4 heaters, and two quartz tube heater 191b and 191c are set near the central part of roof 103a, and this outboard row is being established two sheathed heater 191a and 191d.Lower heater is made up of two quartz tube heater 115a and 115b, with described upper heater 191b and 191c relatively spread configuration on diapire 103b.Although quartz tube heater sends far infrared, its generating capacity is not as sheathed heater; It starts soon as thermal source, is suitable for the thermal source as toaster most.Although it is fast not as quartz tube heater that sheathed heater plays thermal source, it has advantages of that far infrared generating capacity is many.The object that combines these quartz tube heaters and sheathed heater is in order to realize the high efficiency cooking.
Under baking box pattern, as shown in Figure 10 (a) shows, by heating object F(as bread) be placed on mounting net 106, transfer dial (not shown) and regulate the design temperature in heating clamber 103.Then timer is cooked the required time arriving, heating at the beginning, near upper heater 191b roof 103a central part and 191c and lower heater 115a and 115b be energising just, for example, use the two sides of these quartz tube heaters to the heating object F placing etc. to carry out radiation heating.
While selecting hot air circulation cooking mode according to culinary purpose, as shown in Figure 10 (b), with track 105L support square plate 120, the heating object accommodating container 107 of having received heating object is placed on mounting net 106.Transfer dial (not shown) and regulate the design temperature in heating clamber 103.Then by timer to cooking the required time while starting, upper heater 191a～191d all switches on, and rotary driving motor 194, makes convection fan 193 rotation action, and makes hot air circulation.And lower heater 115a and 115b no power.
Shown in Figure 11 (a), Figure 11 (b) is the variation of upper heater and the lower heater of embodiment 3: for reducing costs, upper heater reduces to 3, and lower heater reduces to 1.When baking box pattern, to being disposed in central upper heater 191b and lower heater 115a energising; While selecting hot air circulation cooking mode, upper heater 191a and these two heaters of 191d and motor 194 are switched on.
Described above is combination quartz tube heater and sheathed heater as thermal source.Can also institute having heaters all by, heater is embedded in to the sheathed heater that in metal tube, the free degree of shape is high and solid and forms, also can all form by starting the fast quartz tube heater of Source by all thermals source.
In above-described embodiment, in order to dwindle as far as possible distance between hot air circulation unit 109 and heating object to improve the efficiency of heating surface, and use as splash take-up reel when have the splashing of grease etc. from heating object, square plate 120 is arranged on lower siding track 105L.If but to save the time that square plate 120 is set, as shown in figure 12, can adopt the mode of the hot air circulation cooking.
As shown in Figure 12 (b), the 115a of lower heater and 115b are disposed in to the foreign side that is placed on the heating object accommodating container 107 on mounting net 106.Like this, when the hot air circulation cooking, can protect the quartz heater oils that heating object does not splash to splash, in order to avoid affect its service life.But as shown in Figure 12 (a), when the heating object F such as heating bread, heater leaves from heated face, can not fully heat below heating object F, causes heating inhomogeneous.For this reason, the solid sheathed heater 115c of oil resistant class is set between lower heater 115a and 115b, to assist the heating below heating object F.
The present embodiment is illustrated as an example of the heating object accommodating container 107 of rectangular box shape example.But shape is not limited to this, it can be also drum.Now, the hot air blow port 131 that described hot air circulation unit 109 blows out air flow circuit (ventilating duct) 111a of hot blast is formed as ring-type, can improve the efficiency of heating surface.
According to embodiment 3, roof and the diapire of the heating clamber of heating device possess heater, when toast bread etc., by radiant heat two sides heating from the table of bread of upper and lower heater.Therefore the surface of bread can not be dried, can be baked equably.Except this oven function, can also utilize hot air circulation to carry out the convection current cooking.In the mounting table of mounting bread etc., load heating object accommodating container, square plate is arranged on to the top of lower heater simultaneously, then starting is arranged on hot air circulation unit and the described upper heater of roof, cooks for convection current with regard to changeable.Due to from the radiant heat of having heaters above, there is the hot blast of circulation to heat heating object below, the homogeneous heating in heating object table, can obtain good result.In addition, hot blast is not the whole region circulation in heating clamber, and the space arranging in the heating clamber after described square plate can narrow, and can realize the extraordinary convection current cooking of the efficiency of heating surface.And, can also possess oven cook function and convection current cooking function simultaneously; Wherein, oven cook function can to bread surface a little some roasting traces make the inner noise and excitement of bread and surface is roasting a little hard; Convection current cooking function can not cook the fried foods such as fried potato, croquette, fried prawn of grease.
Embodiment 4
Shown in Figure 13～Figure 15 is embodiments of the invention 4.The basic structure of heating device 1 entirety of embodiment 4 is identical with embodiment 3.Be the formation of upper heater and lower heater and load the position of net and the formation of square plate with the difference of embodiment 3.
As shown in Figure 13 and Figure 14, the upper heater of embodiment 4 forms (Figure 14) by spirality sheathed heater 291 and quartz tube heater 292a and 292b; Wherein, spirality sheathed heater 291 is configured near substantial middle portion roof 103a below, quartz tube heater 292a and 292b be set up in parallel spirality sheathed heater 291 just below and the position that intersects with the peripheral part of spirality armouring unit 291.And, for opposed with this quartz tube heater 292a and 292b, near diapire 103b, be disposed with and become 2 of lower heater quartz tube heater 215a and 215b(Figure 14).As shown in figure 13, these quartz tube heaters 292a and 292b and 215a and 215b are arranged between left side wall 103c and right side wall 103d.Owing to forming, the surface area of spirality sheathed heater 291 of upper heater is large, has advantages of and can obtain high heat capacity.
Embodiment 4 has omitted upper siding track 105U, only has lower siding track 105L, and it is that this lower siding track 105L supports mounting net 106, loads the formation of square plate 220 on mounting net 106.
As the material of square plate 220, use glass to strengthen the material of the resin forming that the heat resistances such as PPS resin, glass fiber reinforced PBT resin, polyimide resin are high; Or the material of enamelled or fluorine coating etc. in addition on metal; Heat-resisting safety glass; The manufactures such as pottery.As the material of woven wire 220b, use and on metal, add fluorine coating or enameled material.
Can make the spatial portion circulation of hot blast at hot air circulation unit 109 and square plate 220 by such formation.To form such circulation stream specifically: the circumference of the hot blast process woven wire 220b blowing out from blow-off outlet 131 is around the central portion that enters square plate 220, upwards be drawn onto suction inlet 192 from the central portion of woven wire 220, now heated by the helical form sheathed heater 291 of upper heater.
Heater conversion and control while forming as described above upper heater and lower heater is as follows: when hot air circulation pattern, the spirality sheathed heater 291 of upper heater is for opening, and other heater is up and down for cutting out; When toast mode, 2 quartz tube heater 215a of 2 quartz tube heater 292a of upper heater and 292b and lower heater and 215b are for opening, and the spirality sheathed heater 291 of upper heater is for closing.
As embodiment 4, the formation of square plate 220 is simple, owing to can omitting upper siding track 105u, can reduce costs.And can realize high efficiency hot air circulation pattern and toast mode.
Claims (22)
1. a heating device, it possesses: heating clamber; Be arranged on the heater in this heating clamber; In described heating clamber, make the hot air circulation unit of hot air circulation; And be configured in the disk body in described heating clamber, described heating device is characterised in that:
Described hot air circulation unit and described heater are arranged on to described heating clamber top;
Described disk body is disposed in to the central portion of the above-below direction of described heating clamber;
Be formed with hot air circulation stream, this hot air circulation stream makes the hot blast being produced by described heater circulate at the spatial portion of described hot air circulation unit and described disk body.
2. heating device as claimed in claim 1, is characterized in that:
Described hot air circulation unit possesses:
Air flow circuit, it is formed on the space between hood and the described roof that is disposed at described roof top;
Circulating fan, it is arranged in described air flow circuit;
Hot blast suction inlet, it is positioned at the central portion of described air flow circuit; And
Hot air blow port, it is positioned at the outer edge of described air flow circuit.
3. heating device as claimed in claim 1 or 2, is characterized in that:
Described disk body is positioned at the below of described hot air circulation unit, is kept by set track on the left and right sides wall in described heating clamber.
4. the heating device as described in any one in claim 1-3, is characterized in that:
It is online that described disk body is positioned in the mounting being kept by track set on the left and right sides wall in described heating clamber.
5. the heating device as described in any one in claim 1-3, is characterized in that:
Described disk body, peristome is equipped with woven wire in the above, is formed with flange part in outer edge, upper end, and side surface part is bending shape.
6. the heating device as described in any one in claim 1-4, is characterized in that:
Possess heating object accommodating container, it is configured in described disk body top, and this heating object accommodating container has aeration on above-below direction; And being formed with hot air circulation stream, this hot air circulation stream is sent described hot blast to described disk body, flowing through behind the inside of described heating object accommodating container, gets back to described hot air circulation unit.
7. heating device as claimed in claim 6, is characterized in that:
Described heating object accommodating container has outer wall and the inwall of upper and lower opening;
Between described outer wall and described inwall, be provided with the spatial portion that becomes air flow circuit;
And be provided with the base plate with aeration in the bottom surface sections of described inwall, make the spatial portion of this inwall become heating object incorporating section.
8. heating device as claimed in claim 6, is characterized in that:
Described heating object accommodating container is by having the pedestal of aeration, forming round this pedestal framework and shank around, and wherein shank is to form air flow circuit for direction below described pedestal.
9. heating device as claimed in claim 6, is characterized in that:
Described heating object accommodating container is positioned in the mounting table with aeration.
10. heating device as claimed in claim 9, is characterized in that:
Described mounting table is kept by set track on the left and right sides wall in described heating clamber.
11. heating devices as described in any one in claim 6-10, is characterized in that:
The size of described heating object accommodating container be and described heating clamber inwall between can form the size of air flow circuit.
12. heating devices as described in any one in claim 6-8,11, is characterized in that:
Have magnetron, it carries out heating using microwave to the heating object of receiving in described heating object accommodating container; The bottom surface of described heating clamber disposes rotary microwave radiating antenna.
13. heating devices as described in any one in claim 1-11, is characterized in that:
Described heater is made up of with the lower heater that is arranged on described heating clamber bottom near the upper heater being arranged on described heating clamber roof.
14. heating devices as claimed in claim 13, is characterized in that:
Can select the convection current cooking action of starting the oven cook action of described upper heater and described lower heater and starting described upper heater and described hot air circulation unit to cook.
15. heating devices as claimed in claim 14, is characterized in that:
When described convection current cooking starting, described hot air circulation unit and described upper heater are for opening, described lower heater is for cutting out, hot blast in heating clamber is by the attraction of described hot air circulation unit and by after described upper heater heating, after the first air flow circuit, the second air flow circuit, the 3rd air flow circuit, reach again described the first air flow circuit, form circulation stream; Wherein, described the first air flow circuit is the stream in the space by being formed by described roof and hood; The second air flow circuit is to make the hot blast being blown in heating clamber from this first air flow circuit pass through the stream between described heating clamber inwall and described heating object accommodating container; The 3rd air flow circuit is that the hot blast of this second air flow circuit is rear by the stream of described mounting table and described heating object accommodating container in described disk body reflection.
16. heating devices as claimed in claim 14, is characterized in that:
When described oven cook starting, described upper heater and described lower heater are for opening, and described hot air circulation unit, for closing, heats described heating object from above-below direction.
17. heating devices as described in any one in claim 13-16, is characterized in that:
Multiple described upper heaters and described lower heater are set, open or close needed upper heater or lower heater according to described cooking originate mode.
18. heating devices as described in any one in claim 13-16, is characterized in that:
Described lower heater is one.
19. heating devices as described in any one in claim 13-18, is characterized in that:
Above and/or under described, heater is made up of quartz tube heater.
20. heating devices as described in any one in claim 13-18, is characterized in that:
Above and/or under described, heater is made up of sheathed heater.
21. heating devices as described in any one in claim 13-18, is characterized in that:
Above and/or under described, heater is combined and is formed by quartz tube heater and sheathed heater.
22. heating devices as described in any one in claim 13-21, is characterized in that:
Described upper heater possesses spirality sheathed heater.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012277040 | 2012-12-19 | ||
| JP2012-277040 | 2012-12-19 | ||
| JP2013-129595 | 2013-06-20 | ||
| JP2013129595 | 2013-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103884030A true CN103884030A (en) | 2014-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310703582.5A Pending CN103884030A (en) | 2012-12-19 | 2013-12-19 | Heat Cooker |
Country Status (2)
| Country | Link |
|---|---|
| JP (2) | JP6312294B2 (en) |
| CN (1) | CN103884030A (en) |
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| CN107491006A (en) * | 2017-08-24 | 2017-12-19 | 加热有限公司 | Electronic installation and its system |
| WO2018000729A1 (en) * | 2016-06-30 | 2018-01-04 | 广东美的厨房电器制造有限公司 | Hot air component and microwave oven |
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| TWI777779B (en) * | 2021-09-17 | 2022-09-11 | 宏碩系統股份有限公司 | microwave heating device |
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| WO2018000729A1 (en) * | 2016-06-30 | 2018-01-04 | 广东美的厨房电器制造有限公司 | Hot air component and microwave oven |
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| US10842310B2 (en) | 2016-08-29 | 2020-11-24 | Sharp Kabushiki Kaisha | Cooking apparatus |
| CN107289472A (en) * | 2017-06-15 | 2017-10-24 | 广东美的厨房电器制造有限公司 | Cooking apparatus |
| CN107491006A (en) * | 2017-08-24 | 2017-12-19 | 加热有限公司 | Electronic installation and its system |
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| CN111306581B (en) * | 2020-03-05 | 2022-08-26 | 广东美的厨房电器制造有限公司 | Baking oven |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP6588591B2 (en) | 2019-10-09 |
| JP2018112395A (en) | 2018-07-19 |
| JP2015025646A (en) | 2015-02-05 |
| JP6312294B2 (en) | 2018-04-18 |
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Application publication date: 20140625 |