CN1884921A

CN1884921A - Heating cooker

Info

Publication number: CN1884921A
Application number: CNA2006100935531A
Authority: CN
Inventors: 太田宣章
Original assignee: Toshiba Corp; Toshiba Consumer Marketing Corp; Toshiba Home Appliances Corp
Current assignee: Toshiba Corp; Toshiba Consumer Marketing Corp; Toshiba Lifestyle Products and Services Corp
Priority date: 2005-06-24
Filing date: 2006-06-26
Publication date: 2006-12-27
Anticipated expiration: 2026-06-26
Also published as: CN1884921B; KR20060135534A; JP2007003119A; TWI291005B; JP4602172B2; TW200712391A

Abstract

The present invention provides one kind of heating and cooking device with inhibited temperature raise of the operating unit configured on the door and excellent operating performance. The heating and cooking device has one heating room constituted with the whole heating room of the microwave oven, one operating panel configured below the door, one long rectangular display unit configured in the top left side, one operating knob and one starting key configured in the top right side, and operating keys in the lower part. The operating knob has circular raised operating element, and the starting key has the basically same shape as the operating knob but slight shorter operating element. In addition, each of the operating keys has transverse long rectangular operating element.

Description

Heating cooking device

Technical field

The present invention relates to below the door that opens and closes heating clamber, have the heating cooking device of guidance panel (operation panel) portion.

Background technology

In heating cooking device,, the heating cooking device of such formation is arranged:, make the roughly whole structure that opens and closes by door of casing front by bottom or the back side portion that the Machine Room is located at casing (cabinet) for the volume that makes heating clamber is bigger.In such heating cooking device, therefore the operating surface board also is configured on the part of door, and heating clamber is positioned at the inboard of door, particularly when carrying out having used the heating cooking of electric heater (heater) as heater, door also is heated, so the temperature of operating surface board also rises.And the interior temperature of heating clamber becomes high temperature more upward more, and therefore the temperature on door surface also has the therefrom tendency of mind-set top rising, and therefore for the purpose of avoiding temperature to rise, the operating surface board is configured in the below part of door.

In following patent documentation 1,2, the configuration example of heating cooking device as described above is disclosed for example.In patent documentation 1, about the operating surface board of the bottom that is arranged on door, display part and operated key (manual operation key) divided be arranged.In addition, in patent documentation 2, on same operating surface board, display part and operated key and operation knob (dial) are roughly with the configuration side by side of delegation ground.

Patent documentation 1: the spy opens 2000-002432 communique (with reference to Fig. 1 (a))

Patent documentation 2: the spy opens 2004-309060 communique (with reference to Fig. 3)

But, such problem points below in the heating cooking device of above-mentioned structure in the past, having.Promptly, even when the time in the bottom of door setting operation panel part, if as patent documentation 1, dividing right and left of operating surface board display part and operated key are set, then when carrying out the heater heating cooking, as mentioned above, begin top from the central portion of door and become than higher temperature, the surface that therefore has near the operated key the central authorities that are configured in door becomes the problem of high temperature.

In addition, if as patent documentation 2, display part, operated key, operation knob roughly are configured in side by side the narrow zone of student portion with delegation ground, then owing to therefore can suppress to conduct the temperature rising on the operated key surface that causes more away from the central authorities of door by heat, but the size of display part and operated key all must be reduced, have the unworkable problem of operated key.

Summary of the invention

The present invention In view of the foregoing finishes, its purpose is to provide a kind of like this heating cooking device: in the execution of the heating cooking that has used heater or after the heating cooking end, the temperature rising of the operating portion on the door can be suppressed to be configured in, its operability can be kept well simultaneously.

In order to realize above-mentioned purpose, the heating cooking device of a mode of the present invention is characterised in that and comprises: casing, and it has heating clamber and allows heating object to pass in and out the peristome of this heating clamber; Be configured in the heater in the above-mentioned heating clamber; Be arranged on door on the above-mentioned casing in the mode that above-mentioned peristome is opened and closed; And guidance panel, the front that it is arranged on above-mentioned door has the operating means of the action of controlling above-mentioned heater and the display unit that shows the duty of above-mentioned heater; Wherein, the aforesaid operations device is compared with above-mentioned display part and is disposed at the below.

In the heating cooking device of this mode, when having used the heating cooking of heater, heat in the heating clamber is to the door transmission, the temperature of operating surface board rises, but as mentioned above, if configuration operation device below display unit, even display unit and operating means are increased respectively, the temperature that also can suppress operating means rises.And then, the viewing area that also can guarantee display unit.

In addition, other the heating cooking device of mode of the present invention is characterised in that: above-mentioned display part is compared the left that is configured in above-mentioned face in front of the door with the aforesaid operations device.

According to the heating cooking device of this mode, identical with the heating cooking device of aforesaid way, the temperature that can suppress operating means rises.

In addition, another other the heating cooking device of mode of the present invention is characterised in that: the aforesaid operations device comprises manual press type executive component and manual rotation operation element, and above-mentioned manual press type executive component is compared with above-mentioned manual rotation operation element and is configured in the below.

According to the heating cooking device of this mode, identical with the heating cooking device of above-mentioned two modes, the temperature that can suppress operating means rises, and can keep its operability well simultaneously, and then, the viewing area that also can guarantee display unit.

According to the heating cooking device of a mode of the present invention, in the execution of heating cooking or after finishing, operating operation device well.In addition, also can enlarge the viewing area of display unit, thereby displaying contents is seen easily.

In addition, identical according to other the heating cooking device of mode of the present invention with the heating cooking device of aforesaid way, operating operation device well.

In addition, according to another other the heating cooking device of mode of the present invention, identical with the heating cooking device of aforesaid way, the operating operation device can make the displaying contents of display unit see easily simultaneously well.

Description of drawings

Fig. 1 is the figure of expression as the outward appearance of the heating cooking device of the 1st embodiment of the present invention, (a) is front view, (b) is partial side view;

Fig. 2 is the block diagram (block diagram) of the electrical structure of expression heating cooking device;

When Fig. 3 is user's operating operation portion with the suitable figure of Fig. 1 (b);

Fig. 4 is the figure of an example of the temperature distribution state of expression door portion;

Fig. 5 be the expression the 2nd embodiment of the present invention with the suitable figure of Fig. 1 (a);

Fig. 6 is the figure suitable with Fig. 5 of expression the 3rd embodiment of the present invention.

Label declaration

In the accompanying drawing, 1 expression casing, 2 expression heating clambers, 4 expression doors, 6 expression heating using microwave portions (heater), 8 expression heater heating parts (heater), 11,17,19 expression operating surface boards, 12,20 expression display parts, 13 expression operation knobs, 14 expression start keys, 15,18 expression operated keys.

The specific embodiment

(the 1st embodiment)

Below, with reference to Fig. 1～Fig. 4 the 1st embodiment that heating cooking device of the present invention is applied to micro-wave oven (microwave oven) is described.

Fig. 1 (a) is the outward appearance front view of the micro-wave oven of present embodiment, and Fig. 1 (b) is a partial side view.As shown in Figure 1, the casing of micro-wave oven is the fixing rectangular-shaped interior case of open-front similarly (figure does not show) and constituting on the casing 1 of the rectangular box shape that opens wide in front.And the inside of case is made into to be used to take in the heating clamber 2 of heating object in this, and the roughly whole zone of casing 1 front becomes and is used to make the heating object peristome of this heating clamber 2 of coming in and going out.

The peristome of heating clamber 2 can open and close by door 4 is rotated up and down.Door 4 lower end, the left and right sides in Fig. 1 (a) with rotary mode pivot suspension on casing 1.When door 4 was opened and closed, as side of expression in Fig. 1 (b), the front end of gripper shoe 3 became the rotating fulcrum that the figure of door 4 inside does not show, the confinement plate 5 that is positioned at the top of gripper shoe 3 is restricted to roughly 90 with slewing area and spends.

Rear side at casing 1 is formed with the Machine Room that figure does not show, in this Machine Room, taken in: heating using microwave portion (heater, in Fig. 2, give label 6 and represent), it comprises magnetron (magnetron) and high frequency electric source etc., is used for when microwave cooking (oven cooking) the heating object radiated microwaves (microwave) that is accommodated in the heating clamber 2 being heated; With the microcomputer (microcomputer) (in Fig. 2, give label 7 and represent) of control usefulness etc.And, in heating clamber 2, be provided with: heater heating part (heater, in Fig. 2, give label 8 and represent), it comprises the upper heater (figure does not show) that is configured in furnace roof portion etc., is used for heating when baking culinary art (オ one ブン Tone reason) heating object that is incorporated in the heating clamber 2; With temperature sensor (temperature sensor) of the temperature that is used for detecting heating object (give label 9 and represent) etc. at Fig. 2.

In addition, the top in door 4 fronts is provided with the handle (handle) 10 that is used for user (user) shutter door 4, is provided with display operating panel portion 11 in the bottom, and it comprises the operating means and the display unit of the affirmation of the setting that is used to cook and setting content.This operating surface board 11, above the left side, dispose the rectangular-shaped display unit of growing crosswise, for example display part 12, above the right side, dispose operating means, for example operation knob 13 and start key (start key) 14, below on delegation, dispose a plurality of operated keys 15.

And, operation knob 13 has from the executive component of the outstanding circle of the preceding face forward of door 4 and is configured and can carry out rotating operation and pressing operation, and start key 14 has with this operation knob 13 roughly the same shapes but the short slightly executive component of forwards outstanding length and be configured and can carry out pressing operation (with reference to Fig. 1 (b)).In addition, operated key 15 has the rectangular-shaped executive component and be configured and can carry out pressing operation of growing crosswise, and the operating surface of this executive component disposes (with reference to Fig. 1 (b)) in the mode identical or outstanding a little with the plane of operating surface board 11 (door 4).

Here, the allocation position of this operated key 15 is arranged in than the position of below more, the lower end of the peristome of the heating clamber 2 shown in Fig. 1 (b) dotted line.In addition, operation knob 13 and start key 14, the material that is made of door 4 thermal conductivity ratio is that glass (glass) will low material be formations such as resin also.

Next, the electrical structure to the summary of micro-wave oven describes.As shown in Figure 2, on microcomputer 7 as the control device that micro-wave oven had, be connected with: the display part 12 that is used to show heat time heating time and heating-up temperature, be used to set the operation knob 13 and the operated key 15 of input heat time heating time and heating-up temperature, the temperature sensor 9 of the temperature in start key 14 that the indication heating cooking begins (figure does not show) and the detection heating clamber 2.In addition, on above-mentioned microcomputer 7, be connected with the buzzer (buzzer) 16 that is used to cook conclude report action etc., be connected with heating using microwave portion 6 and heater heating part 8 respectively via drive circuit (figure does not show) simultaneously.

Next, also the effect of present embodiment is described with reference to Fig. 3 and Fig. 4.For example, carrying out promptly toasting when culinary art by the heating cooking that carry out heater heating part 8, the user opens door 4, heating objects such as food is configured in the heating clamber 2 then door 4 is closed.Next, operating operation knob 13 and operated key 15 are set to obtain desirable cooking time and cooking temp etc.In addition, at this moment, cooking time and cooking temp etc. show on display part 12.

Here, because the executive component of operation knob 13 is more outstanding than the executive component of operated key 15, therefore shown in Fig. 3 (b), if operated key 15 is configured in the top of operation knob 13, then when user's pressing operation key 15, operation knob 13 becomes obstruction.Therefore, shown in Fig. 3 (a),, can improve the operability of operated key 15 by operated key 15 being configured in the below of operation knob 13.Then, after all settings finished, started by press key 14 began the baking culinary art.

After the baking culinary art beginning, the heating object that is accommodated in the heating clamber 2 is heated by the radiant heat that heater heating part 8 produces.So its heat is also propagated to door 4, therefore door 4 also is heated, and the temperature of operating surface board 11 also rises.Here, Fig. 4 is the figure of an example of temperature distribution state of the executory door portion of expression baking culinary art.As shown in Figure 4, door 4 temperature has following tendency: the regional A1 temperature from its central authorities to top slightly is the highest, and to the neighboring, temperature descends according to the order of A2～A4 from this zone, and promptly the temperature of door 4 belows is minimum than the zone of regional A4 more lateral.Therefore, be configured in door 4 below the zone of operating surface board 11 in the temperature on executive component surface of operated key 15 below being positioned at rise and be inhibited.

On the other hand, operation knob 13 and start key 14 though be configured in the top, right side of operating surface board 11, owing to be made of the lower materials such as resin of pyroconductivity, therefore can suppress the propagation from the heat of door 4.And because the executive component of operation knob 13 and start key 14 is the shape more outstanding than the face of door 4, so the rising of the temperature of operating surface is suppressed.

In the time in the way of such baking culinary art, must changing cooking time and cooking temp etc. and impose a condition, in addition when finishing his culinary art of laggard Xingqi in baking culinary art, the user is operating operation knob 13, start key 14 and operated key 15 once more, but this moment, the temperature of operating surface did not separately rise basically yet, therefore the user can cosily operate these parts and change setting, or begins other culinary art.

As mentioned above according to present embodiment, when the mode that roughly all becomes heating clamber 2 with casing 1 front of micro-wave oven constitute, below door 4 during configuration operation panel part 11, below operating surface board 11, disposed operated key 15, therefore in the execution of baking culinary art or after finishing, the temperature that can suppress the executive component surface of operated key 15 rises.In addition, form the shape more outstanding than the face of door owing to be configured in the executive component of operation knob 13 of the top of operated key 15, therefore for operation knob 13, the temperature that also can suppress the executive component surface rises.Therefore, the user can cosily operate these parts, changes in the execution of baking culinary art or after finishing and sets.

In addition, be configured in the result of the below of operation knob 13, when the setting input that the user carries out being undertaken by operated key 15, can not feel the obstruction ground operating operation key 15 of operation knob 13 as operated key 15.

And, owing to above the left side of operating surface board 11, disposed display part 12, disposed operation knob 13 above the right side, so the user sets when obtaining desirable cooking time and cooking temp etc. at operating operation knob 13, the displaying contents of display part 12 is seen easily.

In addition, because the start key 14 that frequency of utilization is high is configured the pressing operation element that has from the outstanding shape of the face forward of door, and being configured in the top of operated key 15, the temperature that therefore can suppress the executive component surface rises, and can enlarge operating surface and improve operability.

And then, constitute operation knob 13 and start key 14 owing to constitute resin that door 4 glass also will be low etc. by thermal conductivity ratio, therefore can alleviate the influence of the heat of propagating from the surface of door 4 and the temperature that further suppresses the executive component surface rises.

In addition, because operation knob 13 is configured also and can be imported by pressing operation, therefore can reduce the operated key 15 that carries out same pressing operation, can with above-mentioned reduction increase operated key 15 separately size and improve operability.

And, owing to constitute operated key 15, therefore can be configured in to lossless operation the narrow zone of the below of operating surface board 11 by the rectangular-shaped executive component of growing crosswise,

Add because operated key 15 is configured in than the position of below more, the lower end of the peristome of heating clamber 2, therefore can make it more to be difficult to be subjected to influence from the heat of heating clamber 2.

(the 2nd embodiment)

Next, with reference to Fig. 5 the 2nd embodiment of the present invention is described.In addition, be marked with same numeral and omit explanation, only different parts is described below for the identical part of the 1st embodiment that illustrates with reference Fig. 1 (a).

As shown in Figure 5, on delegation, disposing start key 14 and a plurality of operation knob 13 above the right side of operating surface board 17.In addition, must be bigger with the dimensional configurations of operated key 18 than the operated key 15 of the 1st embodiment, dispose the number of operated key 18 to such an extent that lack than the operated key 15 of the 1st embodiment.

According to the 2nd embodiment that constitutes as described above, the amount minimizing that can increase with the number of operation knob 13 is used to replace the function operations key of being set by operation knob 13 18, improves operability thereby can make operated key 18 size separately increase this reduction.

(the 3rd embodiment)

Next, with reference to Fig. 6 the 3rd embodiment of the present invention is described.In addition, be marked with same numeral and omit explanation, only different parts is described below for the part identical with the 2nd embodiment of reference Fig. 5 explanation.

As shown in Figure 6, on operating surface board 19, dispose the size display part 20 also bigger in the left side, on delegation, disposing start key 14 and a plurality of operation knob 13 above the right side, thereunder on delegation, dispose a plurality of operated keys 18 than the display part 12 of the 1st embodiment.

According to the 3rd embodiment that constitutes as described above, in the time can reducing the number of operated key 18, increase the size of short transverse if display part 20 is configured in the left side of operating surface board 19, can make each displaying contents in the display part 20 bigger, the easier displaying contents of seeing of user.

The present invention not only is confined to the above embodiments in addition, can be out of shape as following or expand.

So-called " face of door " might not be confined to 1 plane.For example, disclosed as Fig. 1 of patent documentation 1, even engage in the mode that becomes inclination at the end on 1 plane under the situation of the end on 1 plane in addition, as long as constitute one as door, just can be with it as " face ".

The shape of start key not only is confined to circle, also can make square.

Operation knob also can be made and only carry out rotating operation.

The shape of operated key can not grown crosswise yet.

According to the temperature propradation of door, the material of operation knob and start key also can be made of the material of pyroconductivity with the door same degree.

Heater also can be any one party in heating using microwave portion or the heater heating part.

Claims

1. heating cooking device, it is characterized in that: this heating cooking device comprises: casing, it has heating clamber and allows heating object to pass in and out the peristome of this heating clamber; Be configured in the heater in the above-mentioned heating clamber; Be arranged at the door of above-mentioned casing in the mode that above-mentioned peristome is opened and closed; And guidance panel, the front that it is arranged on above-mentioned door has the operating means of the action of controlling above-mentioned heater and the display unit that shows the operating state of above-mentioned heater;

Wherein, the aforesaid operations device is compared with above-mentioned display part and is disposed at the below.

2. heating cooking device as claimed in claim 1 is characterized in that: above-mentioned display part is compared the left that is configured in above-mentioned face in front of the door with the aforesaid operations device.

3. heating cooking device as claimed in claim 1 is characterized in that: the aforesaid operations device comprises manual press type executive component and manual rotation operation element, and above-mentioned manual press type executive component is compared with above-mentioned manual rotation operation element and is configured in the below.

4. heating cooking device as claimed in claim 3, it is characterized in that: above-mentioned manual press type executive component, constitute in the mode that can haunt from the face of above-mentioned door, be included in and make above-mentioned heater enter the start key of duty under the state of submerging, this start key is configured in other manual press type executive component top.

5. heating cooking device as claimed in claim 4 is characterized in that: the manual press type executive component beyond the above-mentioned start key is the shape of growing crosswise.

6. heating cooking device as claimed in claim 4 is characterized in that: above-mentioned manual rotation operation element and above-mentioned start key are made of the low material of thermal conductivity ratio aforesaid operations panel.

7. as any described heating cooking device in the claim 3～5, it is characterized in that: above-mentioned manual rotation operation element constitutes from the haunt mode of operation of the face of above-mentioned door can carrying out.

8. heating cooking device as claimed in claim 1 is characterized in that: the aforesaid operations device is compared with above-mentioned peristome and is positioned at the below.