CN1264386C - Induction heating cooker - Google Patents
Induction heating cooker Download PDFInfo
- Publication number
- CN1264386C CN1264386C CNB031307477A CN03130747A CN1264386C CN 1264386 C CN1264386 C CN 1264386C CN B031307477 A CNB031307477 A CN B031307477A CN 03130747 A CN03130747 A CN 03130747A CN 1264386 C CN1264386 C CN 1264386C
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- board
- body case
- top board
- induction heating
- baffle
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
- H05B6/12—Cooking devices
- H05B6/1209—Cooking devices induction cooking plates or the like and devices to be used in combination with them
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Induction Heating Cooking Devices (AREA)
Abstract
The device is provided with an upper body case 3 with opened upper part, a top plate 30 on a plane made of a ceramic material arranged on the top face of the upper body, a plurality of induction heating coils 22 arranged at an opening position in the upper body case, a control base board 23 having a control part for electrically controlling an output of each induction heating coil, and a tabular shielding plate 27 made of a conductive material fitted on the top face of the upper body case in opposition to the top plate above the induction heating coils and the control substrate and below the top plate for closing the opening of the upper body case.
Description
Technical field
The present invention relates to heating device, particularly the heating device of assembling easily.
Background technology
The structure of induction heating cooking instrument in the past is, on the set pillar in resinous basket bottom surface, load the heater coil brace table, use bolt, on this heater coil brace table, load heater coil, dispose ceramic top board (for example, with reference to patent document 1) at an upper portion thereof.
Patent document 1 is No. 3163520 communique of patent.
As mentioned above, in induction heating cooking instrument in the past, on the set pillar in resinous basket bottom surface, load the heater coil brace table, use bolt, on this heater coil brace table, load heater coil, dispose the ceramic top board at an upper portion thereof, but this ceramic top board aspect the resistance to impact relatively a little less than, place the cooker on the smooth top board to produce little vibration in the cooking process because of influence of magnetic field, be to make the full and uniform of oil and dish stirring and porpoising cooker and top board collision up and down when cooking, and top board exposes with plane on the kitchen range top, therefore cooker is fallen and crack and damaged, liquid such as water is invaded in the basket, the problem that causes the electric parts of frequency-transposition arrangement for example etc. to break down.
Summary of the invention
The objective of the invention is to obtain such induction heating cooking instrument,, also can reduce the magnetic field that produces and leak towards periphery from induction coil simultaneously on top board as pyrotoxin just in case the electrical safety of cooking device takes place also can guarantee unusually.
Heating device of the present invention, the control circuit board that disposes load coil in the main body case of opening respectively and have the control part of this load coil output of electrical control is arranged in the above, and possess the tabular top board that forms by ceramic material that the above-mentioned peristome of sealing is arranged, below above-mentioned top board, have the flat baffle board with electric conducting material formation of sealing aforementioned body case peristome.
Description of drawings
Fig. 1 is that embodiments of the invention 1 related induction heating cooking instrument is installed on the profile on the kitchen range top.
Fig. 2 is that identical induction heating cooking instrument is installed on the oblique view on the kitchen range top.
Fig. 3 is the oblique view that identical induction heating cooking instrument unloads lower roof plate assembly state.
Fig. 4 is the profile of the A-A line of Fig. 3.
Fig. 5 is the bend of baffle board of identical induction heating cooking instrument and the sizing specification figure of load coil.
Fig. 6 is the profile of the A-A line of Fig. 2.
Fig. 7 is that the identical induction heating cooking instrument of expression is installed on the kitchen range top, and unloads the profile of the major part of lower roof plate assembly state.
Fig. 8 is the profile of the related induction heating cooking instrument major part of the expression embodiment of the invention 2.
Fig. 9 is that the identical induction heating cooking instrument of expression is arranged at the kitchen range top and unloads the profile of the major part of lower roof plate assembly state.
Figure 10 is the baffle board of the identical induction heating cooking instrument of expression and the oblique view that plate is used in sealing.
Figure 11 is the profile of the related heating device major part of the expression embodiment of the invention 3.
Figure 12 is the profile of the related heating device major part of the expression embodiment of the invention 4.
Figure 13 is the profile of the related heating device major part of expression embodiments of the invention 5.
Figure 14 is the oblique view of the major part of the related heating device of expression embodiments of the invention 6.
Figure 15 is the profile that embodiments of the invention 7 related induction heating cooking instruments are installed on kitchen range top state.
Figure 16 is the top board of the identical induction heating cooking instrument of expression and the oblique view of baffle board.
Symbol description
1 induction heating cooking instrument, 2 kitchens range top, 3 upper body casees, 4 sub-body casees,
22 load coils, 27 baffle boards.
Embodiment
Embodiment 1
Fig. 1 is that embodiments of the invention 1 related induction heating cooking instrument is installed on the profile on the kitchen range top, Fig. 2 is that identical induction heating cooking instrument is installed on the oblique view on the kitchen range top, Fig. 3 is the oblique view that identical induction heating cooking instrument unloads lower roof plate assembly state, Fig. 4 is the profile of the A-A line of Fig. 3, Fig. 5 is the bend of baffle board of identical induction heating cooking instrument and the sizing specification figure of load coil, Fig. 6 is the profile of the A-A line of Fig. 2, Fig. 7 is that the identical induction heating cooking instrument of expression is installed on the kitchen range top, and unloads the profile of the major part of lower roof plate assembly state.
In the accompanying drawing, the 1st, the induction heating cooking instrument of the kitchen range top 2 of packing into.The 3rd, the upper body case that forms with metal material of peristome 3a is arranged on induction heating cooking instrument 1, the 4th, the sub-body case that is integral with the bottom of upper body case 3 and forms with metal material, the 5th, be arranged at respectively about the rear side of induction heating cooking instrument 1 and the outer conductance that extraneous air imports sub-body case 4 is gone into passage.The 6th, conductance is gone into the set air-breathing lid of air entry of passage 5 outside, and the 7th, be formed at the rear side of sub-body case 4 and go into the outer gas air inlet that the outlet of passage 5 is connected with outer conductance.
The 8th, gas intercommunicating pore outside upper body case 3 bottoms are formed, this bottom becomes the dividing plate with sub-body case 4, the 9th, on the antetheca of upper body case 3 formed outside the gas outlet.The 10th, formed outer gas outlet on the sidewall of sub-body case 4.
The 11st, what be arranged at sub-body case 4 front sides has a door baking box of 12, and the 13rd, be arranged at the forced draft fan of sub-body case 4 rear sides, the 14th, be arranged at the power supply circuit board that is mounted with transformer and various electric partss etc. of sub-body case 4 middles.15a, 15b are arranged at the cooking device of front downside of baking box 11 with operation knob and baking box operation knob, and the 16th, be arranged at the display part of the front upside of baking box 11.
The 18th, be arranged at 3 coil support platforms in the upper body case 3 respectively.This each coil support platform 18 has the circular coil supporting disk 19 of clamping groove 19a and a plurality of support columns 20 of supporting coil supporting disk 19 to constitute by the edge.The lower end of each support column 20 is mounted and fixed on the bottom of upper body case 3.
The 22nd, be supported in the load coil that is rolled into helical form and constitutes on the coil support dish 19 of each coil support platform 18 by insulation-coated lead, the peristome 3a of the top and upper body case 3 of load coil 22 is slightly with one side.The 23rd, in the bottom of upper body case 3, be arranged at load coil 22 just below beyond the position and be mounted with the control circuit board of the control part of electrical control load coil 22 output.
The 24th, be formed at the horizontal top plate assembly support on upper body case 3 peripheral edges, the 25th, the cushion pad installation portion, this one goes out and outermost edge has downward " U " font groove, the 26th, the main body cushion pad of for example fixing with bonding agent in the groove of cushion pad installation portion 25 from top board assembly support 24 bending extensions.The 27th, baffle board, this baffle board in the inboard of the top board assembly support 24 of upper body case 3 for example with adhesive securement and cover constituting of upper body case 3 peristomes with electric conducting material.Also have, also available bolt is fixed on baffle board 27 on the top board assembly support 24.In addition, also baffle board 27 can be loaded on the top board assembly support 24.
On this baffle board 27, be disposed at 3 load coils 22 in the upper body case 3 above be formed with respectively on the correspondence position than the external diameter of load coil 22 slightly the coil of heavy caliber with openning 28.This each coil has downward bend 29 with openning 28.And each coil is embedded among the clamping groove 19a set around the coil support dish 19 of coil support platform 18 with the bottom of the bend 29 of openning 28, and is supported for clamp position.The face of support load coil 22 and the bottom of clamping groove 19a are in same plane in this coil support dish 19.And as shown in Figure 5, the relation between the bending length size t of the bend 29 of baffle board 27 and the coil outer diameter d of load coil 22 is set at following formula.
t≥d
The 30th, make and be used for placing the tabular top board of cooker with ceramic material, the 31st, the section of roof supporting 30 is the square framework of U font.This framework 31 has the top board window 32 than the little circle of profile of top board 30.
The 34th, a type top board bears utensil, this bears the inside bottom that utensil is installed in framework 31 and leaves appropriate intervals and on the 34a of kickboard portion bolt hole is arranged, the 36th, top plate supporting utensil, this supporter are provided with by compressing tablet 36a with this compressing tablet 36a continuously as supporting method to have step and has the stator 36b of bolt hole to form.The 38th, construction bolt, the 39th, the top board that constitutes framework 31 with whole inboards of the madial wall 31a of window 32 around on the frame shape for example installed with bonding agent seal and use cushion pad.The sealing height of the height dimension of cushion pad 39 greater than the madial wall 31a of framework 31.
The 41st, framework 31 and top board 30 assembling all-in-one-piece top board assemblies.
This top board assembly 41 is installed in top board 30 on the top board that makes it to insert framework 31 on the madial wall 31a of framework 31 with window 32; and the bolt hole of the stator 36b of each top plate supporting utensil 36 is matched with the bolt hole that each top board that is installed on framework 31 inside bottom bears the come-up board 34a of utensil 34; by the protection top board that forms with soft material the compressing tablet 36a of each top plate supporting utensil 36 is connected with the peripheral edge of top board 30; the bolt hole of the bolt hole of the stator 36b of each top plate supporting utensil 36 and the come-up board 34a that each top board bears utensil 34 with bolt construction bolt 38, is assembled.
The top board assembly 41 that so is assembled into is installed in the upper body case 3, to constitute induction heating cooking instrument 1.And such induction heating cooking instrument that constitutes 1 is installed on the kitchen range top 2 as shown in Figure 2.
Moreover, also sub-body case 4 and upper body case 3 can be installed in advance on the kitchen range top 2, and on this upper body case 3, load top board assembly 41.In addition, sub-body case 4 and upper body case 3 are formed as one.
The induction heating cooking instrument 1 of Gou Chenging as stated above, if the cooking device to the place ahead downside of being arranged at baking box 11 is operated with operation knob 15a, then power supply circuit board 14 and control circuit board 23 etc. will be started working and begin to load coil 22 supply high frequency electric currents.The high frequency magnetic field that load coil 22 is produced if be placed on cooker on the top board 30 (diagram is omitted) intersecting chain, then sensed heating of cooker and heating.The cooking food that is placed on like this in the cooker is heated the cooking.
In addition, if baking box is operated with operation knob 15b, control circuit (diagram omit) will be started working and to heater (not shown) supplying electric current of baking box 11, the heater heating makes the cooking portion cooking in the baking box 11.
In addition, in the use of induction heating cooking instrument 1, drive forced draft fan 13, the extraneous air that sucks outer conductance approach 5 by air-breathing lid 6 is entered the mouth from the outer aspiration of sub-body case 47 to be entered in the sub-body case 4, cool off through 13 pairs of power supply circuit boards 14 of forced draft fan and baking box 11, and make it to enter in the upper body case 3, control circuit board 23 and load coil 22 are cooled off, discharge to the outside from the outer gas outlet 9,10 of upper body case 3 then by outer gas intercommunicating pore 8.
Like this, induction heating cooking instrument according to embodiments of the invention 1, because the peristome 3a of upper body case 3 is covered by baffle board 27, this baffle board is to be fixed with peripheral edge in the inboard of top board assembly support portion 24 and 3 coils forming with electric conducting material with openning 28 arranged, and be provided with top board 30 above the baffle board 27 at this, the control circuit board 23 etc. of control part is equipped with in configuration on the lower position of baffle board 27 in upper body case 3, even so in the use of induction heating cooking instrument 1, crack on the top board 30, breakage also can enter the control circuit board 23 that is arranged in the upper body case 3 etc. by anti-sealings of baffle board 27 etc.
In addition, the baffle board 27 that forms with electric conducting material has 3 coils openning 28, and the load coil 22 that on each coil disposes coil support dish 19 at coil brace table 18 in openning 28, is supported, therefore in the operation process from magnetic field that load coil 22 is produced almost all by cooker (diagram is omitted) institute's excitation, and the magnetic field of leaking towards periphery makes baffle board 27 produce induced current, and can be converted into the magnetic field that heat energy suppresses to leak towards periphery by heating.
Also have, constitute the blocking wall that covers around the load coil on the coil support dish 19 that is supported in coil support platform 18 22 owing to be arranged on each coil of baffle board 27 with the down-turned portion on the openning 28 29, so can further suppress to produce the magnetic field of also leaking towards periphery from load coil 22.
In addition, since the baffle board 27 that forms with electric conducting material loads or with bolt on top board assembly support portion 24 with the upper body case 3 of metal material formation, so the entire circumference of load coil 22 is had the baffle board 27 of conductivity and upper body case 3 to cover, this electromagnetic-wave leakage that will prevent from fully to produce from load coil 22 is outside upper body case 3.
In addition, if the face of coil support dish 19 upper support load coils 22 and the bottom of clamping groove 19a that bend 29 bottoms of baffle board 27 is supported for the coil support dish 19 of clamp position are in same plane, and the bending length size t of bend 29 is identical with the coil outer diameter d of load coil 22 or bending length size t is bigger than the coil outer diameter d of load coil 22, will fully suppress the magnetic field that produces and leak towards periphery from load coil 22.
Moreover, because the peripheral edge of the baffle board 27 of electric conducting material is installed or is fixed on the top board assembly support portion 24 of upper body case 3 and contact, so can make to be heated in the use of induction heating cooking instrument 1 and to become the heat of the baffle board 27 of high temperature, distribute easily by the upper body case 3 that often contacts with extraneous air.
Fig. 8 is the profile of the related induction heating cooking instrument major part of the expression embodiment of the invention 2, Fig. 9 is that the identical induction heating cooking instrument of expression is installed on the kitchen range top and unloads the profile of the major part of lower roof plate assembly state, and Figure 10 is the baffle board of the identical induction heating cooking instrument of expression and the oblique view that plate is used in sealing.
In these figure, the structure division identical with the embodiment of the invention 1, additional identical meeting is to omit the structure explanation that repeats.
Among this embodiment 2,3 coils of the baffle board 27 that forms with electric conducting material seal with plate 33 in order to the quad seal that nonmagnetic substance forms respectively with openning 28, and sealing uses the form peripheral edge portions of plate 33 for example to use adhesive to engage with baffle board 27.And sealing is with the position that becomes the load coil 22 on the coil support dish 19 that is supported in coil support platform 18 under the plate 33.
Among this embodiment 2, each coil that is positioned at directly over each load coil 22 and seals baffle board 27 forms with nonmagnetic substance with plate 33 with the sealing of openning 28, so the magnetic flux of load coil 22 can not bring harmful effect with the cooker of being placed on the top board on the plate 33 30 to sealing.
Moreover, each coil of the baffle board 27 that forms with electric conducting material is sealed with plates 33 with openning 28 is sealed, and be provided with top board 30 at baffle board 27 and on sealing with plate 33, therefore, also can enter with plate 33 anti-sealings etc. and be arranged at upper body case 3 interior control circuit board 23 and load coil 22 by baffle board 27 and sealing even in the use of induction heating cooking instrument 1, crack on the top board 30, breakage etc.
Figure 11 is the profile of the related induction heating cooking instrument major part of the expression embodiment of the invention 3.
Be provided with lampshade hole 27a on the baffle board 27 of this embodiment 3 in embodiment 1, embed lampshade 44 among the 27a of this lampshade hole, and dispose display lamp 45 in the lampshade 44.
Like this, on the baffle board 27 of the electric conducting material that is installed on upper body case 3, embed lampshade 44 among the set lampshade hole 27a, dispose display lamp 45 in this lampshade 44, dispose display lamp 45 in baffle board 27 sides as electric parts, in top board assembly 41 sides not as the display lamp 45 and the distribution thereof of electric parts, even therefore unload the top board assembly 41 of top board 30 from upper body case 3, display lamp 45 live parts such as grade can not expose yet, thereby are safe.
Figure 12 is the profile of the related induction heating cooking instrument major part of the expression embodiment of the invention 4.
Among this embodiment 4, sealing is different with the installation method and the embodiment 2 of plate 33, and display lamp 45 is installed on baffle board 27 simultaneously.
Among this embodiment 4, as shown in figure 12 the sealing that forms with nonmagnetic substance with plate 33 below to the periphery the edge be provided with sagging installation sheet 33a in the inboard slightly, and this installation sheet 33a is among the clamping groove 19a that clamp position is supported on coil support dish 19 with the bottom of the bend 29 of baffle board 27.
In addition, among this embodiment 4, baffle board 27 is provided with lampshade hole 27a, embeds lampshade 44 in the 27a of this lampshade hole, and disposes display lamp 45 in the lampshade 44.
Like this, below plate 33, be provided with installation sheet 33a in the sealing that forms with nonmagnetic substance, this installation sheet 33a is among the clamping groove 19a that clamp position is supported on coil support dish 19 with the bottom of the bend 29 of baffle board 27, and this coil of sealing openning 28 on baffle board 27, therefore the installation of being carried out with embodiment 1 usefulness bonding agent is different, can easily carry out installation, when the sealing of nonmagnetic substance has breakage with plate 33, also be easy to simultaneously change baffle board 27.
In addition, lampshade 44 is embedded the set lampshade hole 27a on baffle board 27 that is installed in the upper body case 3, configuration display lamp 45 in this lampshade 44, baffle board 27 sides dispose the display lamp 45 as electric parts, top board assembly 41 sides do not have display lamp 45 and the distribution thereof as electric parts, even therefore unload the top board assembly 41 of top board 30 from upper body case 3, display lamp 45 live parts such as grade can not expose yet, thereby are safe.
Figure 13 is the profile of the related induction heating cooking instrument major part of the expression embodiment of the invention 5.
This embodiment 5 replaces the baffle board 27 of embodiment 1 to use refractory plate 47, it is the heat-resisting tempered glass of heat resistant plastice or ceramic material that this refractory plate adopts a part, around load coil 22, dispose magnetic shield material 48, and on refractory plate 47, display lamp 45 is installed.
Among this embodiment 5, replace the baffle board 27 of embodiment 1 to use transparent refractory plate 47, this refractory plate 47 is not provided with the coil openning 28 that resembles embodiment 1.
Below this refractory plate 47, be provided with sagging installation sheet 47a on the position suitable, and this installation sheet 47a is among the clamping groove 19a that clamp position is supported on coil support dish 19 with the clamping groove 19a of coil support dish 19.And the peripheral edge device of refractory plate 47 is on the top board assembly 24 of upper body case 3.
In addition, in the clamping groove 19a of coil supporting disk 19, with the installation sheet 47a clamping of refractory plate 47 have the magnetic shield material 48 of ring-type, this magnetic shield material 48 be configured in curlingly load coil 22 around.
Moreover, below this refractory plate 47, be provided with sagging lamp junction surface 49, and display lamp 45 embeddings are installed on this lamp junction surface 49.
Like this, the peristome of upper body case 3 seals with transparent refractory plate 47, dispose the magnetic shield material 48 of ring-type around the load coil 22, therefore can suppress to produce the magnetic field of also leaking towards periphery from load coil 22 by magnetic shield material 48.
In addition, the peristome of upper body case 3, because peripheral edge is installed in the inboard of top board assembly support portion 24, installation sheet 47a is covered by the transparency and heat-proof plate 47 of the clamping groove 19a clamping of coil support dish 19, be provided with top board 30 on this refractory plate 47, and the control circuit board 23 etc. of control part is equipped with in configuration on the lower position of refractory plate 47 in upper body case 3, even so in the use of induction heating cooking instrument 1, crack on the top board 30, breakage also can enter the control part that is arranged at the control circuit board 23 in the upper body case 3 by anti-sealings of refractory plate 47 etc.
In addition, embedding display lamp 45 on the refractory plate 47 in being installed on upper body case 3 in the set lamp junction surface 49 installs, refractory plate 47 sides are provided with the display lamp 45 as electric parts, on top board assembly 41 sides, there are not display lamp 45 and distribution thereof as electric parts, even therefore unload the top board assembly 41 of top board 30 from upper body case 3, load coil 22 and control circuit board 23 can not expose yet, thereby are safe.
Moreover, refractory plate 47 will be arranged at installation sheet 47a below it and be clamped among the clamping groove 19a of coil support dish 19 and be fixed in the upper body case 3, but the peripheral edge of refractory plate 47 is fixed under the occasion of top board assembly support portion 24 of upper body case, also can have installation sheet 47a.
In addition, because the part on the outer surface of refractory plate 47 outside above the load coil, being fixed with electric conducting material and electrically-conducting paint waits and forms conductive part, so the magnetic field of Guo Louing makes this conductive part produce induced current towards periphery, and can be converted into the magnetic field that heat energy suppresses to leak towards periphery by heating.
Embodiment 6
Figure 14 is the oblique view of the related induction heating cooking instrument major part of the expression embodiment of the invention 6.
Among this embodiment 6, the thin glass plate 50 that is provided with on the baffle board 27 of embodiment 1, baffle board 27 are provided with lamp fenestra 27b, dispose display lamp 45 in this lamp fenestra 27b.
Like this, dispose display lamp 45 in the lamp fenestra 27b, this lamp fenestra 27b is installed on the baffle board 27 that the thin glass plate 50 in the upper body case 3 covered to be provided with, and at the display lamp 45 of baffle board 27 sides configuration as electric parts, top board assembly 41 sides do not have display lamp 45 and the distribution thereof as electric parts, even therefore unload the top board assembly 41 of top board 30 from upper body case 3, load coil 22 and control circuit board can not expose yet, thereby are safe.
In addition, owing to be provided with thin glass plate 50 above the baffle board 27, thus lamp fenestra 27b can be set on baffle board 27, and in this lamp fenestra 27b, dispose display lamp 45.
Moreover, because glass plate 50 is arranged between top board 30 and the load coil 22 and covers peristome 3a, so can prevent from fully to enter in the upper body case 3 because of the water that the crackle of top board 30 and breakage etc. enter, have again by glass plate 50 closely is connected with top board 30, and under two overlapping states, become rigid body, the intensity of top board 30 is improved.
Embodiment 7
Figure 15 is the profile of the related kitchen range top that induction heating cooking instrument is packed into of embodiments of the invention 7, and Figure 16 is the top board of the identical induction heating cooking instrument of expression and the oblique view of baffle board.
Among this embodiment 7, do not use the top board that resembles embodiment 1 to bear utensil 34 and top plate supporting utensil 36, on framework 31, be assembled into top board assembly 41 and top board 30 is adhesively fixed by bonding agent.That is to say that the top board that the madial wall 31a that top board 30 is loaded into framework 31 makes it to insert framework 31 is with window 32, and be adhesively fixed, be assembled into top board assembly 41 by the whole face of 52 pairs of frameworks of bonding agent, 31 inboard whole bottoms and top board 30 peripheries.
Like this, on framework 31, be assembled into top board assembly 41,, intensity be improved so the peripheral surface of framework 31 and top board 30 contacts and become rigid body under two overlapping states owing to adopt bonding agent that top board 30 is adhesively fixed.
In addition, among this embodiment 7, be formed on the downward bend 29 of coil with openning 28 of baffle board 27 and be formed with stage portion 29a, and can load the baffle 53 that forms with heat resistant glass described later.And, set for when the degree of depth of this stage portion 29a is equipped with baffle 53 on stage portion 29a above the baffle board 27 and be same plane above the baffle 53.
Therefore; if each coil of baffle board 27 adopts stage portion 29a to go up the baffle 53 that loads with openning 28 and seals; because the top of top and baffle 53 of baffle board 27 is same plane; so can load the top board 30 of top board assembly 41 on baffle board 27, baffle board 27 will be connected with top board 30 with baffle 53.
And, become the position of the load coil 22 on the coil support dish 19 that is supported on coil support platform 18 under this baffle 53.
Therefore, be under the opaque occasion at top board 30 for transparent baffle 53, can wait the position that demonstrates load coil 22, the just placement section of cooker by printing.In addition, under top board 30 for transparent baffle 53 also is transparent occasion, owing to can see load coil 22, so know the placement location of cooker.
In addition, at top board 30 is under the opaque occasion, form such display part 54, this display part is on the part of baffle board 27, for example shown in Figure 16 on the upper right corner of baffle board 27 literal of direct printing image and points for attention etc. constitute, perhaps adopt the heat-pesistant thin film that is printed with literal such as image and points for attention to constitute, part relative with the display part 54 of baffle board 27 on the top board 30 is formed as hyalomere 30a, and form on the part relative that placement section to cooker prints and the pot position display unit 55 that constitutes with load coil 22.
Like this; seal each coil openning 28 of baffle board 27 with the baffle 53 of heat resistant glass formation; and be provided with top board 30 at baffle board 27 with above the baffle 53; even therefore crackle and breakage occur on the top board 30 in the use of induction heating cooking instrument 1, also can enter control circuit board 23 and the load coil 22 that is arranged in the upper body case 3 by baffle board 27 and baffle 53 anti-sealings etc.
In addition, on the part of baffle board 27, form display part 54, on top board 30, the part relative with this display part 54 formed as transparent part 30a, therefore top board 30 has received the heat of heated cooker, but because display part 54 is formed on the baffle board 27, so it is less that display part 54 is subjected to the influence of heat, the heat of display part 54 worsens can be very little.
Moreover; because each coil of baffle board 27 adopts stage portion 29a to go up the baffle 53 that loads with openning 28 and seals; and the top of the top and baffle 53 of baffle board 27 is same plane; so be loaded on the baffle board 27 and make baffle board 27 and baffle 53 contacts with top board 30 by top board 30 with top board assembly 41; and baffle board 27 and baffle 53 are the most approaching with top board 30; so the hyalomere 30a that sees through top board 30 is easy to see the display part 54 on the part that is formed at baffle board 27; and baffle board 27 and baffle 53 also contact with the integral body of top board 30; under two overlapping states, become rigid body, intensity is improved.
Have, the space is set even baffle board 27 and baffle 53 are contacted with top board 30, the hyalomere 30a that also can see through top board 30 sees the display part 54 of baffle board 27, but self-evident its space that preferably makes is littler.
The above-mentioned embodiment of the invention 1～7 related induction heating cooking instrument 1 is to describe under the state that is assembled in the kitchen range top 2, but self-evident, and this cooking device can be applicable to be placed on the form of using on the kitchen range top 2 certainly.
In addition, the embodiment of the invention 1～7 related induction heating cooking instrument 1 is to describe as the situation of using 3 load coils 22, but for 1 or 2 induction heating cooking instruments as resistance heating coil among 3 load coils 22 also are suitable for.
Moreover, be formed with inclined plane and groove etc. on the baffle board 27, can be with just in case the water that enter etc. be directed to specified place of safety for example beyond the main body case.
As mentioned above, have in the above in the main body case of peristome according to heating device of the present invention Dispose respectively load coil and have the control part that this load coil of electrical control is exported Control circuit board, and possess the tabular top board that is formed by ceramic material of closed peristome, Aspect such heating device owing to below top board, possess sealing main body case peristome With the tabular baffle board of conductive material formation, so even the use of induction heating cooking instrument Occur crackle and breakage in the journey on the top board 30, also can produce and to advance by the anti-sealing of baffle board etc. Enter to be arranged at the control part etc. of the control circuit board in the upper body case with the such effect of electrical accessory Really.
In addition and since the baffle board of conductive material be installed in main body case above, so also can produce The heat of giving birth to the baffle board that heats in the use procedure of induction heating cooking instrument loose easily to The cooling effect that the main body case that extraneous air directly contacts is such.
Claims (3)
1. induction heating cooking instrument, have in the above in the main body case of peristome, dispose load coil respectively and have the control circuit board of the control part of this load coil of electric control output, and possess the tabular top board that forms by ceramic material that closed above-mentioned peristome is arranged
It is characterized by also and comprise, below above-mentioned top board, seal the tabular baffle board of the above-mentioned peristome of aforementioned body case with electric conducting material being used to of forming,
The outer part of above-mentioned baffle board is loaded into the edge of opening part of aforementioned body case.
2. induction heating cooking instrument according to claim 1 is characterized by, and is covered by above-mentioned baffle board with the main body case that metal material forms around the above-mentioned load coil.
3. according to claim 1 or 2 described induction heating cooking instruments, it is characterized by, formation display part on above-mentioned baffle board, this display part is for direct printing image and literal constitutes or adopt the heat-pesistant thin film or the sheet that are printed with image and literal etc. to constitute, and relative with this display part at least part is transparent on the above-mentioned top board.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP210539/2002 | 2002-07-19 | ||
| JP2002210539 | 2002-07-19 | ||
| JP005925/2003 | 2003-01-14 | ||
| JP2003005925A JP3937404B2 (en) | 2002-07-19 | 2003-01-14 | Induction heating cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1469687A CN1469687A (en) | 2004-01-21 |
| CN1264386C true CN1264386C (en) | 2006-07-12 |
Family
ID=30002372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031307477A Expired - Fee Related CN1264386C (en) | 2002-07-19 | 2003-05-14 | Induction heating cooker |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3937404B2 (en) |
| KR (1) | KR100518069B1 (en) |
| CN (1) | CN1264386C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5033586B2 (en) * | 2007-11-05 | 2012-09-26 | 株式会社マルゼン | Electromagnetic cooker |
| JP4859883B2 (en) * | 2008-06-30 | 2012-01-25 | 三菱電機株式会社 | Induction heating cooker |
| JP5169970B2 (en) * | 2009-04-21 | 2013-03-27 | パナソニック株式会社 | Induction heating cooker |
| JPWO2012137481A1 (en) * | 2011-04-08 | 2014-07-28 | パナソニック株式会社 | Induction heating cooker |
| JP5800730B2 (en) * | 2012-02-28 | 2015-10-28 | 三菱電機株式会社 | Cooker |
| WO2018093234A1 (en) * | 2016-11-21 | 2018-05-24 | 삼성전자주식회사 | Induction-heating cooking device and method for displaying cooking information of induction-heating cooking device |
| KR102305835B1 (en) | 2016-11-21 | 2021-09-28 | 삼성전자주식회사 | Induction-heating cooking apparatus and cooking information display method thereof |
| WO2018212587A1 (en) | 2017-05-18 | 2018-11-22 | Samsung Electronics Co., Ltd. | X-ray input apparatus, x-ray imaging apparatus having the same, and method of controlling the x-ray input apparatus |
| JP7302527B2 (en) * | 2020-05-08 | 2023-07-04 | 三菱電機株式会社 | induction cooker |
-
2003
- 2003-01-14 JP JP2003005925A patent/JP3937404B2/en not_active Expired - Fee Related
- 2003-05-13 KR KR10-2003-0030117A patent/KR100518069B1/en not_active IP Right Cessation
- 2003-05-14 CN CNB031307477A patent/CN1264386C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040010099A (en) | 2004-01-31 |
| JP3937404B2 (en) | 2007-06-27 |
| CN1469687A (en) | 2004-01-21 |
| JP2004103544A (en) | 2004-04-02 |
| KR100518069B1 (en) | 2005-09-28 |
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