CN103260478A

CN103260478A - Rice cooker

Info

Publication number: CN103260478A
Application number: CN2011800593270A
Authority: CN
Inventors: 高木真也; 熊纪博; 大山务
Original assignee: Sharp Corp
Current assignee: Sharp Corp
Priority date: 2010-12-09
Filing date: 2011-11-21
Publication date: 2013-08-21
Anticipated expiration: 2031-11-21
Also published as: JP2012135605A; JP5032693B2; CN103260478B; WO2012077487A1

Abstract

The rice cooker is provided with: an inner kettle (2) that holds rice and the like; a main rice cooker body (1) in which the inner kettle (2) is held; an induction coil (4) that is disposed inside the main rice cooker body (1) and is for heating the rice inside the inner kettle (2); a lid (3) that is furnished on the upper part of the main rice cooker body (1) to be open- and closeable, and can be closed so as to cover the inner kettle (2); a rotator (9) disposed rotatably between the main rice cooker body (1) and the lid (3); a rotating arm (6) installed on the rotator (9); and a motor (11) for rotating the rotator (9). The rotating arm (6) can be moved to a position in which the rice held in the inner kettle (2) can be stirred and to a position distanced from the rice.

Description

Electric cooker

Technical field

The present invention relates to a kind of for example home-use and commercial electric cooker of using etc.

Background technology

In the past, open in 2008-278924 number (patent documentation 1) the open communique spy of Japan Patent and disclose a kind of electric cooker.Above-mentioned electric cooker comprises: inner bag, accommodate the rice of heating object; The electric cooker main body is taken in above-mentioned inner bag; And lid, rotate the top that is installed in above-mentioned electric cooker main body freely, be used for the opening of switch inner bag.

Becoming on the face (face relative with the inner bag inner surface) of lower surface on the above-mentioned lid and when sealing, the upper end that section configuration is the stirring parts of chevron substantially is installed, described stirring parts is rotatable freely.When lid seals, on above-mentioned stirring parts is positioned at and extends near the lower end of inner bag inner space position from the upper end of inner bag inner space.

In above-mentioned lid, be provided with device of rotation driving, utilize above-mentioned device of rotation driving that stirring parts is rotated, stir the rice in the inner bag.

But, in above-mentioned electric cooker in the past, because lid when sealing stirring parts extends to from the upper end of the inner space of inner bag near the lower end of inner space of inner bag, and the upper end of stirring parts is installed on the inner surface of lid, though so want to open lid, because the bottom of stirring parts can be run into inner bag and be caused opening lid.

Patent documentation 1: the open communique spy of Japan Patent opens (Fig. 1) 2008-278924 number.

Summary of the invention

At this, problem of the present invention is to provide a kind of stirring parts that can prevent to hinder the electric cooker of opening lid.

In order to solve above-mentioned problem, the invention provides a kind of electric cooker, it is characterized in that comprising: inner bag, accommodate heating object; The electric cooker main body is taken in above-mentioned inner bag; The heating part is installed on the above-mentioned electric cooker main body, is used for above-mentioned heating object is heated; Lid can be installed in the top of above-mentioned electric cooker main body switch, can close in the mode that covers above-mentioned inner bag; Tumbler can be configured between above-mentioned electric cooker main body and the above-mentioned lid rotationally; Stirring parts is installed on the above-mentioned tumbler; And driving mechanism, has a drive division that produces driving force, utilize the driving force of above-mentioned drive division that above-mentioned tumbler is rotated, wherein, above-mentioned stirring parts can stir the position that is housed in the above-mentioned heating object in the above-mentioned inner bag and leave between the position of above-mentioned heating object mobile.

According to said structure, because above-mentioned stirring parts can stir the position that is housed in the heating object in the inner bag and leave between the position of heating object mobile, so when opening lid, can make stirring parts move to the position of leaving heating object, thereby make the part of stirring parts can not run into inner bag.Therefore, can prevent that above-mentioned stirring parts from hindering opens lid.

In a kind of electric cooker of embodiment, the first end of above-mentioned stirring parts can be installed on the above-mentioned tumbler rotationally, be positioned at that the second end with above-mentioned first end opposition side can leave above-mentioned tumbler or near above-mentioned tumbler, above-mentioned drive division is used for making above-mentioned tumbler to the driving force of first direction rotation by producing, make the above-mentioned the second end of above-mentioned stirring parts leave above-mentioned tumbler, and above-mentioned drive division makes the above-mentioned the second end of above-mentioned stirring parts near above-mentioned tumbler by produce being used for making above-mentioned tumbler to the driving force of rotating with the rightabout second direction of above-mentioned first direction.

According to above-mentioned embodiment, because above-mentioned drive division is used for making tumbler to the driving force of first direction rotation by producing, make the second end of stirring parts leave tumbler, and drive division is by produce being used for making tumbler to the driving force of rotating with the rightabout second direction of first direction, make the second end of stirring parts near tumbler, so when opening lid, can make the second end of stirring parts near tumbler, thereby make the second end of stirring parts can not run into inner bag.Therefore, can prevent that above-mentioned stirring parts from hindering opens lid.

In addition, above-mentioned driving mechanism is by applying the driving force of drive division to tumbler, make the second end of stirring parts leave tumbler or near tumbler, so the stirring parts that can make tumbler and the second end become the state that leaves tumbler is together rotated, thereby can be stirred the heating object in the inner bag by stirring parts.

In addition, owing to can utilize the driving force of a drive division of above-mentioned driving mechanism, carry out that the second end leaves tumbler or near the rotation of the stirring parts of tumbler and the rotation of tumbler, so can make the electric cooker miniaturization.

Suppose to arrange the drive division that makes above-mentioned the second end leave tumbler or rotate near the stirring parts of tumbler, and the drive division that tumbler is rotated that setting is different with above-mentioned drive division, then need to have the space of two drive divisions of configuration, thereby cause electric cooker to maximize.

In addition, because the first end of stirring parts can be installed on the above-mentioned tumbler rotationally, so can change the posture of stirring parts significantly.Therefore, above-mentioned stirring parts is become and not hinder the posture of opening lid.

In a kind of electric cooker of embodiment, it is characterized in that, make it to the action of the above-mentioned driving mechanism of a direction rotation by being used for driving above-mentioned tumbler, above-mentioned stirring parts can change its posture with respect to the plane of rotation of above-mentioned tumbler, and by proceeding the action of above-mentioned driving mechanism, above-mentioned stirring parts can be ended with above-mentioned tumbler card and together rotate with above-mentioned tumbler.

According to above-mentioned embodiment, owing to make it to the action of the driving mechanism of a direction rotation by being used for driving above-mentioned tumbler, the posture that can make stirring parts changes with respect to the plane of rotation of tumbler, does not hinder the posture of opening lid so stirring parts is become easily.

In a kind of electric cooker of embodiment, at least a portion of above-mentioned stirring parts can be housed in the above-mentioned tumbler.

According to above-mentioned embodiment, be housed in the tumbler by at least a portion with above-mentioned stirring parts, inner bag can be housed in the obstruction that can not be subjected to stirring parts when waiting in the electric cooker main body.

In a kind of electric cooker of embodiment, above-mentioned tumbler can be installed in above-mentioned inner bag one side of above-mentioned lid rotationally.

According to above-mentioned embodiment, by tumbler can be installed in the inner bag side of above-mentioned lid rotationally, if open lid, then tumbler and lid are together mobile.Therefore, when opening that above-mentioned lid takes out heating object in the inner bag or heating object put into inner bag, can make tumbler not be positioned at the zone that heating object passes through.Therefore, can make above-mentioned tumbler not hinder the turnover of heating object.

In a kind of electric cooker of embodiment, above-mentioned stirring parts can become erectility and lodging state with respect to the plane of rotation of above-mentioned tumbler.

According to above-mentioned embodiment, become erectility by making above-mentioned stirring parts with respect to the plane of rotation of tumbler, stirring parts is contacted to another end with an end of heating object.Therefore, the stirring parts and the tumbler that contact to another end with an end of above-mentioned heating object are together rotated, thereby can stir heating object efficiently.

On the other hand, become the lodging state by making above-mentioned stirring parts with respect to the plane of rotation of tumbler, stirring parts is not contacted with heating object.Therefore, even above-mentioned stirring parts and tumbler together rotate, also can make stirring parts not stir heating object.

In a kind of electric cooker of embodiment, also comprise the first above-mentioned stirring parts and the second above-mentioned stirring parts.

According to above-mentioned embodiment, owing to have above-mentioned first, second stirring parts, utilize first, second stirring parts to make the heating object in the inner bag moderately mobile.Therefore, can fully stir above-mentioned heating object with low vibration.

In a kind of electric cooker of embodiment, under the state that more more narrows down away from above-mentioned tumbler at the interval between above-mentioned first stirring parts and above-mentioned second stirring parts, above-mentioned first, second stirring parts and above-mentioned tumbler card end and together rotate with above-mentioned tumbler.

According to above-mentioned embodiment, if be spaced apart the state that more more narrows down away from tumbler between above-mentioned first stirring parts and second stirring parts, then first, second stirring parts can contact with peripheral edge portion with the central part that is heated portion.Therefore, under the state that more more narrows down away from tumbler at the interval between first stirring parts and second stirring parts, above-mentioned first, second stirring parts and tumbler card end and together rotate with tumbler, so can stir heating object more equably.

In a kind of electric cooker of embodiment, when above-mentioned first, second stirring parts and above-mentioned tumbler card end and when together rotating with above-mentioned tumbler, the plane of rotation angulation of above-mentioned first stirring parts and above-mentioned tumbler is different with the plane of rotation angulation of above-mentioned second stirring parts and above-mentioned tumbler.

At this, " plane of rotation of tumbler " refers to the face vertical with the turning cylinder of tumbler.

According to above-mentioned embodiment, because when above-mentioned first, second stirring parts and tumbler card together rotate only and with tumbler, the plane of rotation angulation of first stirring parts and tumbler is different with the plane of rotation angulation of second stirring parts and tumbler, so can increase the part that first, second stirring parts contacts with heating object.Therefore, can improve the uniformity that stirs above-mentioned heating object.

In a kind of electric cooker of embodiment, above-mentioned tumbler has be used to a plurality of gears that above-mentioned first, second stirring parts is rotated, when observing above-mentioned tumbler from the direction vertical with the plane of rotation of above-mentioned tumbler, above-mentioned first, second stirring parts is positioned at the side of above-mentioned a plurality of gears.

According to above-mentioned embodiment, when observing tumbler from the direction vertical with the plane of rotation of above-mentioned tumbler, first, second stirring parts is positioned at the side of a plurality of gears, so compare when the rotating shaft direction of tumbler overlaps with first, second stirring parts and a plurality of gear, can make the thickness attenuation of the structural member with tumbler and first, second stirring parts.

In a kind of electric cooker of embodiment, when observing above-mentioned tumbler from the direction vertical with the plane of rotation of above-mentioned tumbler, above-mentioned first, second stirring parts is arranged to above-mentioned a plurality of gear between above-mentioned first stirring parts and above-mentioned second stirring parts.

According to above-mentioned embodiment, a plurality of gears can make the slow-roll stabilization of tumbler between first stirring parts and second stirring parts when observing tumbler from the direction vertical with the plane of rotation of above-mentioned tumbler by first, second stirring parts is arranged to.Therefore, the vibration in the time of can reducing above-mentioned tumbler and rotate.

In order to solve above-mentioned problem, the present invention also provides a kind of electric cooker, it is characterized in that comprising: inner bag, accommodate heating object; The electric cooker main body is taken in above-mentioned inner bag; The heating part is configured in the above-mentioned electric cooker main body, is used for above-mentioned heating object is heated; Lid, switch are installed in the top of above-mentioned electric cooker main body freely, can close in the mode that covers above-mentioned inner bag; Tumbler, rotation is configured between above-mentioned electric cooker main body and the above-mentioned lid freely; Stirring parts stirs the above-mentioned heating object in the above-mentioned inner bag; And driving mechanism, drive above-mentioned tumbler and rotate; Wherein, make it to the action of the above-mentioned driving mechanism of a direction rotation by being used for driving above-mentioned tumbler, above-mentioned stirring parts can change its posture with respect to the plane of rotation of above-mentioned tumbler, and by proceeding the action of above-mentioned driving mechanism, above-mentioned stirring parts can be ended with above-mentioned tumbler card and together rotate with above-mentioned tumbler.

According to said structure, make it to the action of the driving mechanism of a direction rotation by being used for driving above-mentioned tumbler, can change stirring parts with respect to the posture of the plane of rotation of tumbler, so being become, stirring parts do not hinder the posture of opening lid.Therefore, can avoid the part of above-mentioned stirring parts to run into inner bag and can not open the situation of lid.That is, can prevent that above-mentioned stirring parts from hindering opens lid.

In addition, because by proceeding the action of above-mentioned driving mechanism, stirring parts can be ended with the tumbler card and together rotate with tumbler, so stirring parts and tumbler are together rotated the heating object in the inner bag is stirred.

In addition, because above-mentioned driving mechanism is also used as the driving mechanism that changes the stirring parts posture and the driving mechanism that stirs heating object, so can make the electric cooker miniaturization.

Suppose to be provided for changing the driving mechanism of above-mentioned stirring parts posture respectively and for the driving mechanism that stirs heating object, then to need to have the space of two driving mechanisms of configuration, thereby cause electric cooker to maximize.

In a kind of electric cooker of embodiment, above-mentioned tumbler rotates the above-mentioned inner bag side that is installed in above-mentioned lid freely, and an end of above-mentioned stirring parts is rotated and is installed in freely on the above-mentioned tumbler.

According to above-mentioned embodiment, by the inner bag side at above-mentioned lid the tumbler that rotates freely is installed, if open lid, then tumbler and lid are together mobile.Therefore, when opening that above-mentioned lid takes out heating object in the inner bag or heating object put into inner bag, can make tumbler not be positioned at the zone that heating object passes through.Therefore, can make above-mentioned tumbler not hinder the turnover of heating object.

In addition, be installed in freely on the above-mentioned tumbler by an end of stirring parts is rotated, can change the posture of stirring parts significantly.Therefore, above-mentioned stirring parts is become and not hinder the posture of opening lid.

In a kind of electric cooker of embodiment, when above-mentioned stirring parts was in above-mentioned lodging state, at least a portion of above-mentioned stirring parts was outstanding from above-mentioned tumbler.

According to above-mentioned embodiment, because when above-mentioned stirring parts is in the lodging state, at least a portion of stirring parts is outstanding from tumbler, so if stirring parts and the tumbler of lodging state together rotate, at least a portion that then can utilize stirring parts is carried out physical damage to the bubble of thickness thin rice gruel.Its result does not reduce the power output of above-mentioned heating part, just can suppress overflowing of above-mentioned thickness thin rice gruel, owing to the temperature of rice can be remained high temperature, so can promote the Alphaization of rice reliably.

In a kind of electric cooker of embodiment, above-mentioned driving mechanism has: drive division produces driving force; First bevel gear is accepted the driving force that above-mentioned drive division produces and rotates; Second bevel gear is with above-mentioned first bevel gear engagement; The third hand tap gear is configured in an opposite side with above-mentioned first bevel gear with respect to above-mentioned second bevel gear, follows the rotation of above-mentioned second bevel gear and rotates; And the 4th bevel gear, be arranged on the rear end side of above-mentioned stirring parts, with above-mentioned third hand tap gear engagement.

According to above-mentioned embodiment, because above-mentioned driving mechanism has: drive division, first bevel gear, second bevel gear, third hand tap gear and the 4th bevel gear, so can prevent complicated, the maximization of driving mechanism.

In a kind of electric cooker of embodiment, the surface of the above-mentioned inner bag side of above-mentioned tumbler includes face concavity and terminal expansion.

According to above-mentioned embodiment, thickness thin rice gruel will overflow from above-mentioned inner bag and will be attached on the surface of inner bag side of tumbler when cooking.At this moment, if above-mentioned tumbler is rotated, because the surface of the inner bag side of tumbler includes face concavity and terminal expansion, so as shown in Figure 8, the lip-deep thickness thin rice gruel that is attached to the inner bag side of tumbler descends and falls in the inner bag along the face of concavity and terminal expansion.

Like this, owing to utilize centrifugal force forcibly to make will to spill into the outer thickness thin rice gruel of above-mentioned inner bag to turn back in the inner bag, thus can promote the Alphaization of rice, thus can access the many rice of being fond of eating of delicious composition.

In addition, the face of above-mentioned end expansion can be that a part or the section as shown in figure 10 of the part of taper seat as shown in Figure 8, taper seat as shown in Figure 9 is the face of circular shape.

In a kind of electric cooker of embodiment, on the surface of the above-mentioned inner bag side of above-mentioned tumbler, be provided with a stage portion at least.

According to above-mentioned embodiment, when cooking, make under the situation that above-mentioned tumbler rotates, owing on the surface of the inner bag side of tumbler, be provided with a stage portion at least, so can utilize above-mentioned stage portion that the bubble of thickness thin rice gruel is carried out physical damage.Its result can suppress above-mentioned thickness thin rice gruel and overflow, and can promote the Alphaization of rice reliably.

In addition, owing on the surface of the inner bag side of above-mentioned tumbler, be provided with a stage portion at least, so thickness thin rice gruel is returned in the inner bag from above-mentioned stage portion.Therefore, the concentrated position of returning in the inner bag of above-mentioned thickness thin rice gruel can be prevented, thereby the zone of the Alphaization that promotes rice can be enlarged.

In a kind of electric cooker of embodiment, to be an end be bearing in cursor on the above-mentioned tumbler by axle to above-mentioned stirring parts, and above-mentioned tumbler has: first by fastener, ends with the above-mentioned end card of above-mentioned cursor; And second by fastener, ends with another end card of above-mentioned cursor.

According to above-mentioned embodiment, since above-mentioned tumbler have that an end card with cursor ends first by fastener and with another end card of cursor end second by fastener, so the cursor of lodging state and erectility and stirring parts are together rotated.

In a kind of electric cooker of embodiment, above-mentioned cursor is one.

According to above-mentioned embodiment, together rotate by making the cursor and the tumbler that contact with above-mentioned heating object, can increase the amount of movement of heating object.Therefore, can utilize an above-mentioned cursor, stir the portion that is heated fully.

Compare when stirring heating object by cursor, the amount of movement of heating object is little when for example utilizing two cursors to stir heating objects.

According to electric cooker of the present invention, because stirring parts can stir the position that is housed in the heating object in the inner bag and leave between the position of heating object mobile, therefore when opening lid, can make stirring parts move to the position of leaving heating object, thereby make the part of stirring parts can not run into inner bag, open lid so can prevent the stirring parts obstruction.

Description of drawings

Fig. 1 is the concise and to the point sectional drawing of the electric cooker of first embodiment of the invention.

Fig. 2 is first, second power transmission shaft of above-mentioned electric cooker and the concise and to the point stereogram of cursor.

Fig. 3 is the concise and to the point stereogram for the lodging state of the above-mentioned cursor of explanation.

Fig. 4 is the concise and to the point stereogram for the handstand state of the above-mentioned cursor of explanation.

Fig. 5 is the concise and to the point stereogram of above-mentioned cursor, inner cap and tumbler.

Fig. 6 is another concise and to the point stereogram of above-mentioned cursor, inner cap and tumbler.

Fig. 7 is the schematic cross-sectional view of above-mentioned tumbler.

Fig. 8 is the schematic cross-sectional view of the tumbler of one embodiment of the present invention.

Fig. 9 is the schematic cross-sectional view of the tumbler of another embodiment of the present invention.

Figure 10 is the schematic cross-sectional view of the tumbler of another embodiment of the present invention.

Figure 11 is the schematic cross-sectional view of the electric cooker of second embodiment of the invention.

Figure 12 is the schematic diagram from the above-mentioned electric cooker tumbler of end on observation.

Figure 13 is the schematic cross-sectional view of observing from the XIII-XIII line direction of arrow of Figure 12.

Figure 14 is another schematic diagram from the above-mentioned tumbler of end on observation.

Figure 15 is the concise and to the point stereogram of above-mentioned tumbler.

Description of reference numerals

1,101 electric cooker main bodys

2,102 inner bags

3,103 lids

4 induction coils

6 cursors

7,112 enclosing covers

8,113 inner caps

9,104 tumblers

11 motor

12,117 truckles

13 bands

14,118 large pulleys

15 driving side shaft couplings

18,146 first power transmission shafts

19,148 second power transmission shafts

20 first resettlement sections

20a handstand retainer

21 second resettlement sections

The 21a retainer that lodges

23 driven side shaft couplings

24,139 first miter gears

25,140 second miter gears

26,141 C grades footpath bevel gear

27,142 fourth class footpath bevel gear

28 turning cylinders

29,134 first inclined planes

30,135 second inclined planes

31 the 3rd inclined planes

32 first step portions

33 second step portions

105 first agitating members

106 second agitating members

109 IH heaters

115 rotate stirring DC brushless motor

116 are with synchronously

124 gear cap

128 first accepting holes

129 second accepting holes

136 stage portion

147 first turning cylinders

149 second turning cylinders

156 first retainers

157 second retainers

The specific embodiment

Below, utilize illustrated embodiment that electric cooker of the present invention is elaborated.

[first embodiment]

Fig. 1 is the schematic diagram of section that dissects the electric cooker of first embodiment of the invention along vertical guide.

Above-mentioned electric cooker comprises: electric cooker main body 1; Inner bag 2 is accommodated in the above-mentioned electric cooker main body 1; Lid 3, switch freely, namely can be installed in the top of electric cooker main body 1 switch, close in the mode that covers inner bag 2; Induction coil 4 is configured in the downside in the electric cooker main body 1, is used for inner bag 2 is carried out eddy-current heating; Temperature sensor 5, the temperature of detection inner bag 2; And cursor 6 that cardinal principle is bar-shaped.In addition, induction coil 4 is examples of heating part of the present invention, and cursor 6 is examples of stirring parts of the present invention.

Above-mentioned electric cooker main body 1 has shell 10 and the inner casing (not shown) that is configured in the above-mentioned shell 10.In addition, if inner bag 2 is accommodated in the electric cooker main body 1, then inner casing keeps inner bag 2.Above-mentioned inner casing is formed by the material with hear resistance and electrical insulating property.

Above-mentioned inner bag 2 is for example put into inner bag 2 with rice and water by the composite material forming that comprises magnetic material.In addition, be provided with the flange part 2a of ring-type at the edge of the upper end open of inner bag 2.In addition, above-mentioned rice and water are examples of heating object of the present invention.

Above-mentioned lid 3 comprises: enclosing cover 7, rotate freely, namely can be bearing on the electric cooker main body 1 rotationally; And inner cap 8, mounting or dismounting freely, namely can be installed in inner bag 2 one sides of above-mentioned enclosing cover 7 with installing and removing.In addition, in inner bag 2 one sides of inner cap 8 tumbler 9 of circular plate shape substantially is installed, described tumbler 9 is rotatable freely, namely can install and remove.

In above-mentioned enclosing cover 7, dispose motor 11, truckle 12, be with 13 and large pulley 14.Motor 11 has turning cylinder 11a, at above-mentioned turning cylinder 11a truckle 12 is arranged fixedly.In addition, be wrapped on the part of the part of truckle 12 peripheries and large pulley 14 peripheries with 13.Above-mentioned large pulley 14 is connected with the driving side shaft coupling 15 of cardinal principle cup-shaped.Thus, the rotating drive power that produces of motor 11 can by truckle 12, be with 13 and large pulley 14 pass to driving side shaft coupling 15.In addition, by by truckle 12, be with 13 and large pulley 14 transmit the rotating drive power, compare with the velocity of rotation of the turning cylinder 11a of motor 11, the velocity of rotation of driving side shaft coupling 15 is slow.In addition, can adjust the velocity of rotation of driving side shaft coupling 15 with respect to the rotating ratio of the turning cylinder 11a velocity of rotation of motor 11 by changing the size of truckle 12 and large pulley 14.In addition, motor 11, truckle 12, with 13, large pulley 14 and driving side shaft coupling 15 be examples of the part of driving mechanism of the present invention.In addition, motor 11 is examples of drive division of the present invention.

Above-mentioned driving side shaft coupling 15 rotates and is housed in freely in the recess 3a, and above-mentioned recess 3a is arranged on inner bag 2 one sides of enclosing cover 7.In addition, in driving side shaft coupling 15, can embed driven side shaft coupling 23 with installing and removing.By driven side shaft coupling 23 is embedded in the above-mentioned driving side shaft coupling 15, keep inner cap 8 and tumbler 9.In addition, the inner surface of driving side shaft coupling 15 is provided with jog.In addition, an example of driven side shaft coupling 23 part that is driving mechanisms of the present invention.

Above-mentioned inner cap 8 has the section peripheral edge portion 8a of コ shape substantially, and when lid 3 sealings, above-mentioned peripheral edge portion 8a closely contacts with the upper surface of the flange part 2a on the top that is arranged on inner bag 2.Thus, between the peripheral edge portion 8a of inner sealing lid 8 and the flange part 2a of inner bag 2, thereby can prevent that thickness thin rice gruel etc. is from flowing out between them.In addition, inner cap 8 is provided with steam hole (not shown).Steam in the inner bag 2 is discharged to outside the electric cooker by above-mentioned steam hole.In addition, the peripheral edge portion 8a of inner cap 8 also can be formed by the material different with other parts of inner cap 8 (for example hear resistance elastomeric material).

Above-mentioned tumbler 9 has first, second framework 16,17, the first power transmission shafts 18 connect first framework 16.In addition, between first framework 16 and second framework 17, dispose second power transmission shaft 19 in the mode vertical with first power transmission shaft, 18 cardinal principles.In addition, second framework 17 is provided with: first resettlement section 20, accommodate the end (terminal part) of cursor 6; And second resettlement section 21, be positioned at 180 ° of opposition sides of cardinal principle of above-mentioned first resettlement section 20, accommodate another end (leading section) of cursor 6.At this, an end of cursor 6 is bearing on second framework 17 by axle.Thus, cursor 6 can become the erectility parallel with the turning cylinder cardinal principle of tumbler 9 and the lodging state vertical with the turning cylinder cardinal principle of tumbler 9.In other words, cursor 6 can become erectility and lodging state with respect to the plane of rotation of tumbler 9.Under above-mentioned erectility, end of cursor 6 and handstand retainer 20a butt as the part of first resettlement section 20, and another end of cursor 6 is positioned near the bottom of inner bag 2.On the other hand, under above-mentioned lodging state, though have the gap between end of cursor 6 and the handstand retainer 20a not with handstand retainer 20a butt, another end of cursor 6 and lodging retainer 21a butt as the part of second resettlement section 21.In addition, handstand retainer 20a and lodging retainer 21a for example also can be formed by the hear resistance elastomeric material.In addition, first, second power transmission shaft 18, the 19th, an example of the part of driving mechanism of the present invention.

In addition, dispose control part 22 in the space between above-mentioned shell 10 and inner casing, the eddy-current heating that 22 controls of this control part are undertaken by induction coil 4 and the rotating drive power that produced by motor 11 etc.

Fig. 2 observes above-mentioned first, second

power transmission shaft

18,19 and the schematic diagram of cursor 6 from oblique upper.

Above-mentioned first power transmission shaft 18 rotates freely with respect to first, second framework 16,17.In addition, on an end of first power transmission shaft 18, be provided with driven side shaft coupling 23 integratedly.And, be provided with first miter gear 24 integratedly at the central portion of first power transmission shaft 18.In addition, first miter gear 24 is examples of the part of driving mechanism of the present invention.In addition, first miter gear 24 is examples of first bevel gear of the present invention.

Above-mentioned driven side shaft coupling 23 has the shape that can embed in the drive shaft side shaft coupling 15.In addition, (faces of enclosing cover 7 one sides) are provided with jog on driven side shaft coupling 23, the jog engagement of the inner face of this jog and drive shaft side shaft coupling 15.

On an end of above-mentioned second power transmission shaft 19, be provided with second miter gear 25 with 24 engagements of first miter gear integratedly.On the other hand, on another end of second power transmission shaft 19, be provided with the C grade footpath bevel gear 26 that meshes with fourth class footpath bevel gear 27 integratedly.In addition, above-mentioned fourth class footpath bevel gear 27 is fixed on the end of turning cylinder 28.In addition, the second～the fourth class footpath bevel gear 25～27 and turning cylinder 28 are examples of the part of driving mechanism of the present invention.In addition, the second～the fourth class footpath bevel gear 25～27th, the example of the present invention second～the 4th bevel gear.

The central portion of above-mentioned turning cylinder 28 can embed in the notch 6a with installing and removing, and this notch 6a is arranged on the end of cursor 6.Thus, if turning cylinder 28 rotates, then cursor 6 rotates centered by turning cylinder 28.That is, cursor 6 rotates along with the rotation of turning cylinder 28.

Under the state of Fig. 3, if above-mentioned first miter gear 24 rotates to arrow R direction, then second miter gear 25, C grade footpath bevel gear 26 and fourth class footpath bevel gear 27 are also rotated with respect to second framework 17, and cursor 6 rotates towards the mode of leaving second framework, 17 directions with another end of cursor 6.In the rotation process of above-mentioned cursor 6, tumbler 9 becomes the state static with respect to inner cap 8.After this, as shown in Figure 4, end and handstand retainer 20a butt by cursor 6 stop the rotation of cursor 6, and then second miter gear 25, C grade footpath bevel gear 26 and fourth class footpath bevel gear 27 can not be rotated with respect to second framework 17.In this state, if first power transmission shaft 18 rotates to arrow R direction, then tumbler 9 rotates to arrow R direction with respect to inner cap 8.At this moment, cursor 6 keeps handstand state and tumbler 9 unitary rotation.

Under the state of Fig. 4, if above-mentioned first miter gear 24 rotates to arrow L direction, then second miter gear 25, C grade footpath bevel gear 26 and fourth class footpath bevel gear 27 are also rotated with respect to second framework 17, and cursor 6 with another end of cursor 6 to rotating near the mode of second framework, 17 directions.In the rotation process of above-mentioned cursor 6, tumbler 9 becomes inactive state with respect to inner cap 8.After this, as shown in Figure 3, another end and lodging retainer 21a butt by cursor 6 stop the rotation of cursor 6, and then second miter gear 25, C grade footpath bevel gear 26 and fourth class footpath bevel gear 27 can not be rotated with respect to second framework 17.In this state, if first power transmission shaft 18 rotates to arrow L direction, then tumbler 9 rotates to arrow L direction with respect to inner cap 8.At this moment, cursor 6 keeps lodging state and tumbler 9 unitary rotation.

Fig. 5 is the inner cap 8 that takes off from oblique beneath from above-mentioned enclosing cover 7 and the schematic diagram of tumbler 9.In addition, in Fig. 5, omitted the diagram of above-mentioned steam hole.

Above-mentioned tumbler 9 has encapsulants such as utilizing sealing ring substantially makes water can not enter inner structure, and can and be convenient to clean from inner cap 8 separation.In addition, in order to improve cleaning, Abherent is carried out on the surface in the outside of tumbler 9 handle (for example fluorine coating processing).And, the surface of the inboard of tumbler 9 is also carried out handling with the surperficial identical Abherent in the outside of tumbler 9.Thus, improved the cleaning of the inside of tumbler 9.

In addition, the part of the cursor 6 of lodging state is outstanding from the surface of inner bag 2 one sides of above-mentioned tumbler 9.

In addition, the Reference numeral 8b of Fig. 5 is through hole.Driven side shaft coupling 23 inserts above-mentioned through hole 8b.

Fig. 6 observes the schematic diagram that takes off the state of cursor 6 from the state of Fig. 6 from oblique upper.In addition, in Fig. 6, omitted the diagram of above-mentioned steam hole.

Owing to being embedded into by the central portion with turning cylinder 28 above-mentioned cursor 6 is connected with turning cylinder 28, so during the lodging state, if above-mentioned cursor 6 is moved to direction parallel with the turning cylinder of tumbler 9 and that leave tumbler 9, just it easily can be taken off from tumbler 9.Thus, can easily clean cursor 6.In addition, the material of cursor 6 uses heat stable resin (for example POM(polyacetals) or fluorine resin).

Fig. 7 is the sectional schematic diagram that dissects above-mentioned tumbler 9 along the plane that comprises turning cylinder.

The surface of inner bag 2 one sides of above-mentioned tumbler 9 comprises a plurality of umbrella conical surfaces.More particularly, be formed with on the surface of inner bag 2 one sides of tumbler 9: first inclined plane 29 that is equivalent to the ring-type of concavity taper seat; Second inclined plane 30 that is equivalent to the part of concavity taper seat is positioned at than above-mentioned first inclined plane 29 and relies on the position of radial outside; And the 3rd inclined plane 31 of ring-type that is equivalent to the part of concavity taper seat, be positioned at than above-mentioned second inclined plane 30 and rely on the position of radial outside.In addition, first inclined plane 29, second inclined plane 30 and the 3rd inclined plane 31 have identical substantially inclination angle mutually.

In addition, be formed with first, second stage portion 32,33 of ring-type on the surface of inner bag 2 one sides of above-mentioned tumbler 9, constitute concentric circles substantially with the neighboring of tumbler 9.Above-mentioned first step portion 32 is positioned at than second step portion 33 and relies on the position of radially inner side.

Electric cooker according to said structure, under the state of Fig. 4, if utilize the rotatory force of motor 11 that first miter gear 24 is rotated to arrow L direction, thereby make cursor 6 rotations and become lodging state shown in Figure 3, cursor 6 can not run into when then opening lid 3, therefore can easily open lid 3.Therefore, can prevent that cursor 6 from hindering opens lid 3.

In addition, under the state of Fig. 3, by the rotatory force of utilizing motor 11 first miter gear 24 is rotated to arrow R direction, cursor 6 is rotated and become handstand state shown in Figure 4.In addition, utilize the rotatory force of motor 11 that first miter gear 24 is rotated to arrow R direction, can make the cursor 6 and tumbler 9 unitary rotation of handstand state, utilize the cursor 6 of the handstand state carry out above-mentioned rotation to stir for example rice and water in the inner bags 2 thus, thereby can wash rice fully.

In addition, though above-mentioned motor 11 is one, utilize an above-mentioned motor 11 can carry out the rotation of the rotation of cursor 6 and cursor 6, tumbler 9.Therefore, compare with motor with the rotation of motor and cursor 6, tumbler 9 with the rotation that cursor 6 is set respectively, lid 3 is diminished.Its result can reduce the height of above-mentioned electric cooker.

In addition, in the preheating procedure when for example cooking (temperature in the inner bag 2 is about the running about 60 ℃), can utilize for example rice and water in the above-mentioned cursor 6 stirring inner bags 2, make the temperature in the inner bag 2 even.Its result can prevent above-mentioned meter water supply inequality, in addition, because in inner bag 2, the active temperature band (about about 60 ℃) of Pancreatinum effect increases, therefore can access the complete sugared effect that increases.

In addition, in the heating process that carries out after above-mentioned preheating procedure, starch begins gelatinization, so stirring can make the excess stickiness of the liquid of cooking rise, make the heat in the inner bag 2 to transmit variation etc., plays the opposite effect of well cooking.Therefore, before the above-mentioned heating process of beginning, utilize the rotatory force of motor 11 that first miter gear 24 is rotated to arrow L direction, and then cursor 6 is rotated and become the lodging state.

And though as long as above-mentioned cursor 6 becomes the lodging state, motor 11 is stopped, for to obtain more delicious rice, the cursor 6 that continues to make motor 11 drive the lodging state makes its unitary rotation with tumbler 9.Thus, being attached to thickness thin rice gruel on above-mentioned first inclined plane 29, second inclined plane 30 and the 3rd inclined plane 31 is subjected to centrifugal action and descends and turn back in the inner bag 2.Its result promotes the Alphaization of the rice in the above-mentioned inner bag 2, thereby can access the many nice rice of delicious composition.

In addition and since above-mentioned thickness thin rice gruel also can fall first, second stage portion 32,33 below, concentrate a position turning back in the inner bag 2 so can prevent thickness thin rice gruel, thereby can enlarge the zone of the Alphaization that promotes rice.

In addition, cook during liquid boiling above-mentioned, make the cursor 6 and tumbler 9 unitary rotation of lodging state, can utilize from the part of the outstanding cursor 6 in the surface of inner bag 2 one sides of tumbler 9 bubble of thickness thin rice gruel is carried out physical damage.Its result can suppress above-mentioned thickness thin rice gruel and overflow, thereby can promote the Alphaization of rice reliably.

In addition, because above-mentioned first, second stage portion 32,33 also can be carried out physical damage to the bubble of thickness thin rice gruel, suppress the effect that thickness thin rice gruel overflows so can improve.

In addition, overflow owing to can suppress above-mentioned thickness thin rice gruel, so can cook with high firepower, cook the time thereby shorten.

In addition, because above-mentioned cursor 6 is one, thus utilize the rotation of a cursor 6 to make the movement of rice etc. bigger, thus rice etc. can be stirred fully.

In addition because above-mentioned cursor 6 can take off from tumbler 9, so can be replaced by with inner bag 2 in the cursor of heating object correspondingly-shaped.

In the above-described first embodiment, when washing meter, the cursor 6 of handstand state and tumbler 9 are rotated integratedly continuously, or when washing meter, the cursor 6 of handstand state and tumbler 9 are intermittently rotated integratedly.That is the stirring when, washing meter can be a kind of continuously and in interrupted.

In the above-described first embodiment, utilize first miter gear, 24～the fourth class footpath bevel gear 27 etc., make cursor 6 rotations or tumbler 9 is rotated, as long as but can make cursor 6 and tumbler 9 carry out the action same with above-mentioned embodiment, also can utilize first miter gear, 24～the fourth class footpath bevel gear 27 gear, other Poewr transmission mechanisms in addition, make cursor 6 rotations or tumbler 9 is rotated.

In the above-described first embodiment, the part of the cursor 6 of lodging state is given prominence to from the surface of inner bag 2 one sides of tumbler 9, but also can make the cursor 6 of whole lodging state outstanding from the surface of inner bag 2 one sides of tumbler 9.

In the above-described first embodiment, be formed with three umbrella conical surfaces on the surface of inner bag 2 one sides of tumbler 9, but also can form one, the umbrella conical surface more than two or four.That is, in one embodiment of the invention, as long as on the surface of inner bag 2 one sides of tumbler 9, form a face concavity and terminal expansion at least.

In the above-described first embodiment, be formed with first, second stage portion 32,33 of two ring-types on the surface of inner bag 2 one sides of tumbler 9, but also can form the stage portion of the ring-type more than or three.

In the above-described first embodiment, use the bar-shaped cursor 6 of cardinal principle, but also can use the cursor of bar-shaped shape (for example side-looking is cardinal principle L shape) in addition substantially.

In the above-described first embodiment, replace bar-shaped substantially cursor 6, also can use the stirring parts of blade shape substantially.

In the above-described first embodiment, also can use the identical cursor of a plurality of and cursor 6.

In the above-described first embodiment, inner bag 2 is carried out eddy-current heating, but also can carry out for example impedance heated to inner bag 2.In this case, replace above-mentioned induction coil 4, as long as the example of impedance heated device as heating part of the present invention used.

[second embodiment]

Figure 11 is the schematic cross-sectional view for the electric cooker structure of explanation second embodiment of the invention.

Above-mentioned electric cooker comprises: electric cooker main body 101; Inner bag 102 is accommodated in the above-mentioned electric cooker main body 101; Lid 103 can be installed in the top of electric cooker main body 101 switch, and can close in the mode that covers inner bag 102; Tumbler 104 can be configured between electric cooker main body 101 and the lid 103 rotationally; And two first, second agitating members 105,106 that cardinal principle is bar-shaped, be installed on the tumbler 104, and can change posture.In addition, first, second agitating member 105, the 106th, an example of stirring parts of the present invention.In addition, first agitating member 105 is examples of the present invention's first stirring parts, and second agitating member 106 is examples of the present invention's second stirring parts.

Above-mentioned electric cooker main body 101 has shell 107 and the inner casing 108 that is configured in the above-mentioned shell 107.In addition, when being accommodated in inner bag 102 in the electric cooker main body 101, inner casing 108 keeps inner bag 102.Above-mentioned inner casing 108 is formed by the material with hear resistance and electrical insulating property.In addition, the IH(eddy-current heating with induction coil is installed in the bottom of inner casing 108) heater 109 and the temperature sensor 110 that detects the temperature of inner bag 102.In addition, IH heater 109 is examples of heating part of the present invention.

Above-mentioned inner bag 102 is by the composite material forming that contains magnetic material, and for example rice 150 and water 151 are put into inner bag 102.In addition, be provided with the flange part 102a of ring-type at the edge of the upper end open of inner bag 102.In addition, rice 150 and water 151 are examples of heating object of the present invention.

Above-mentioned lid 103 has: enclosing cover 112, rearward end utilize rotating mechanism 111 can be installed in the rear portion of electric cooker main body 101 rotationally; Inner cap 113 can be installed in inner bag 102 1 sides of above-mentioned enclosing cover 112 with installing and removing.In addition, at inner cap 113 tumbler 104 that can rotate is installed.

On above-mentioned enclosing cover 112, near the position rotating mechanism 111 is equipped with one and rotates stirring DC(direct current) brushless motor 115.More particularly, in enclosing cover 112, contain the rotation stirring with DC brushless motor 115 and be with 116 synchronously.Above-mentionedly be wrapped on the part of the part of truckle 117 peripheries and large pulley 118 peripheries with 116 synchronously, above-mentioned truckle 117 is installed in and rotates on the driving shaft 115a that stirs with DC brushless motor 115, and above-mentioned large pulley 118 is installed on the power shaft 119.Thus, rotate to stir with the driving force of DC brushless motor 115 by synchronously with 116 power shafts 119 that pass to tumbler 104.In addition, rotate to stir with DC brushless motor 115, truckle 117, synchronously with 116 and large pulley 118 are examples of the part of driving mechanism of the present invention.In addition, rotating stirring is examples of drive division of the present invention with DC brushless motor 115.

Above-mentioned first, second agitating member 105,106 is with heat stable resin (for example POM(polyacetals) or fluorine resin) be material, form the member that differs from one another.In addition, first, second agitating member 105,106 has first end 105a, 106a and the second end 105b, 106b, above-mentioned the second end 105b, 106b is positioned at an opposite side with above-mentioned first end 105a, 106a.In addition, first, second agitating member 105,106 first end 105a, 106a can be installed rotationally on tumbler 104.In addition, being used for making tumbler 104 to the driving force of first direction (direction suitable with the arrow R direction of Figure 15) rotation by rotate stirring to produce with DC brushless motor 115, making mode that first, second agitating member 105,106 leaves tumbler 104 with the second end 105b, 106b become erectility with respect to the plane of rotation of tumbler 104.On the other hand, being used for making tumbler 104 to the driving force of second direction (direction suitable with the arrow L direction of Figure 15) rotation by rotate stirring to produce with DC brushless motor 115, making first, second agitating member 105,106 become lodging state near the mode of tumbler 104 with respect to the plane of rotation of tumbler 104 with the second end 105b, 106b.That is, produce for the driving force that tumbler 104 is rotated to first direction, second direction by rotating to stir with DC brushless motor 115, first, second agitating member 105,106 is rotated to arrow D direction, arrow U direction.

In addition, be provided with control device (not shown) etc. in the space between above-mentioned shell 107 and inner casing 108, be used for control heater 109 and rotate stirring DC brushless motor 115 etc.

Figure 12 is from observing the schematic diagram of inner bag 102 1 sides (an opposite side with inner cap 113 1 sides) of above-mentioned tumbler 104 with the vertical direction of the plane of rotation of tumbler 104.In addition, Figure 13 is the schematic cross-sectional view of observing from the XIII-XIII line of Figure 12.In addition, in Figure 13, omitted the diagram of the part of tumbler 104 structural portion.

As shown in figure 12, above-mentioned tumbler 104 has the tumbler main body 120 of container shapes.On the central portion of inner bag 102 1 side surfaces of above-mentioned tumbler main body 120, be provided with the first miter gear installation portion 121 of the shape of heaving to inner bag 102 1 sides.The first miter gear installation portion 121 has a plurality of dewatering holes 125, is used for making entering the first miter gear installation portion 121 and gear cap 124(with reference to Figure 14) between water return in the inner bag 102.From the general rectangular that is shaped as of the above-mentioned dewatering hole 125 of inner bag 102 unilateral observations, extend to the surface of radial outside from the surface of inner bag 102 1 sides of the first miter gear installation portion 121.Thus, the cardinal principle of dewatering hole 125 half towards inner bag 102 1 side openings, remainder is towards the radial outside opening.

In addition, the peripheral edge portion of inner bag 102 1 side surfaces of above-mentioned tumbler main body 120 is provided with: the second miter gear installation portion 122 of the shape of heaving towards inner bag 102 1 sides is positioned at a side of the first miter gear installation portion 121; And the C grade of the shape of heaving towards inner bag 102 1 sides footpath bevel gear installation portion 123, be positioned at the opposite side of the first miter gear installation portion 121.The non-curved surface of above-mentioned second, third miter gear installation portion 122,123 radial outside is provided with dewatering hole 126, be used for making enter second, third miter gear installation portion 122,123 and gear cap 124 between water return in the inner bag 102.In addition, the curved surface of second, third miter gear installation portion 122,123 radial outside is provided with dewatering hole 127, be used for making enter second, third miter gear installation portion 122,123 and gear cap 124 between water return in the inner bag 102.Thus, almost whole dewatering hole 127 towards the radial outside opening.In addition, from the general rectangular that is shaped as of inner bag 102 unilateral observation dewatering holes 127.

In addition, above-mentioned tumbler main body 120 is provided with and accommodates first, second agitating member 105, first, second accepting hole 128,129 of 106.First accepting hole 128 is positioned at a side of the first miter gear installation portion 121, the second miter gear installation portion 122 and C grade footpath bevel gear installation portion 123, and second accepting hole 129 is positioned at the opposite side of the first miter gear installation portion 121, the second miter gear installation portion 122 and C grade footpath bevel gear installation portion 123.When first, second agitating member 105,106 not to the rice 150 in the inner bag 102 and water 151 when stirring, first, second agitating member 105,106 is housed in first, second accepting hole 128,129.In addition, if first, second agitating member 105,106 is housed in first, second accepting hole 128,129, then first, second agitating member 105,106 first, second accepting holes 128,129 of sealing are exposed at inner bag 102 1 sides as first, second agitating member 105, the surperficial first surface 191,194 of 106 parts.At this moment, first surface 191,194 parallel substantially with the plane of rotation of tumbler 104.

As shown in figure 13, the section that above-mentioned first, second agitating member 105,106 has general triangular shaped, below top narrowed width in figure from figure.More particularly, first, second agitating member 105,106 has first surface 191,194, second surface 192, the 195 and the 3rd surface 193,196.And, under the state in first, second agitating member 105,106 is housed in first, second accepting hole 128,129, first surface 191,194 parallel substantially with the plane of rotation of tumbler 104, second surface 192,195 vertical substantially with the plane of rotation of tumbler 104, the 3rd surface 193, the 196 planes of rotation inclinations with respect to tumbler 104.In other words, when first, second agitating member 105,106 not to the rice 150 in the inner bag 102 and water 151 when stirring, first surface 191,194 vertical substantially with the turning cylinder of tumbler 104, second surface 192,195 parallel substantially with the turning cylinder of tumbler 104, the 3rd surface 193,196 turning cylinders with respect to tumbler 104 tilt.

In addition, as shown in Figure 12 and Figure 13, the surface of inner bag 102 1 sides of above-mentioned tumbler main body 120 comprises a plurality of umbrella conical surfaces.More particularly, be formed with a plurality of first inclined planes 134 and second inclined plane 135 on the surface of inner bag 102 1 sides of tumbler 104, this second inclined plane 135 is positioned at than above-mentioned first inclined plane 134 and relies on the position of radial outside.When closing lid 103, the edge part of first, second inclined plane 134,135 radial outside is lower than the edge part of radially inner side.The edge part of the radial outside on above-mentioned first inclined plane 134 is connected with the edge part of the radial outside on second inclined plane 135 by stage portion 136.In addition, the edge part of first, second inclined plane 134,135 radial outside is provided with a plurality of dewatering holes 137, and the shape of this dewatering hole 137 is circular arc substantially from inner bag 102 unilateral observations.Thus, the water that enters between inner cap 113 and the tumbler main body 120 is returned in the inner bag 102.

Figure 14 is the schematic diagram of observing inner cap 113 1 sides of above-mentioned tumbler 104 from the direction vertical with the plane of rotation of tumbler 104.In addition, Figure 15 observes from the direction that tilts with respect to the plane of rotation of tumbler 104 to take off power shaft 119, gear cap 124 and the 138(of bearing portion with reference to Figure 11, Figure 14) after the schematic diagram of inner cap 113 1 sides of tumbler 104.

As Figure 14, shown in Figure 15, above-mentioned tumbler 104 also has except having tumbler main body 120: power shaft 119, gear cap 124, bearing portion 138, first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, the 6th miter gear 144, the 7th miter gear 145, first power transmission shaft 146, first turning cylinder 147, second power transmission shaft 148 and second turning cylinder 149.Above-mentioned C grade footpath bevel gear 141, first power transmission shaft 146, second miter gear 140, first miter gear 139, the 5th miter gear 143, second power transmission shaft 148 and second miter gear 140 in the 120 upper edge arranged radiallys of tumbler main body on the cardinal principle straight line.In addition, with respect to the face of each central shaft that comprises first power transmission shaft 146, power shaft 119 and second power transmission shaft 148, first agitating member 105 and second agitating member 106 are configured to substantially in the face of claiming.In addition, if the position that first turning cylinder 147 is connected with first agitating member 105 is rotated 180 ° around power shaft 119, then unanimous on the whole with the position that second agitating member 106 is connected with second turning cylinder 149.In other words, if make the rotate turning cylinder of moving part 104 of the center of rotation of first agitating member 105 rotate 180 °, then the center of rotation with second agitating member 106 overlaps substantially.In addition, first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, the 6th miter gear 144 and the 7th miter gear 145 are examples of a plurality of gears of the present invention.

Above-mentioned power shaft 119 is arranged to and can be rotated with respect to tumbler main body 120 and bearing portion 138.Fixedly there is first miter gear 139 end in tumbler main body 120 1 sides of above-mentioned power shaft 119.In addition, bearing portion 138 can install and remove chimeric with the through hole (not shown) that is arranged on the inner cap 113.When making bearing portion 138 and above-mentioned through hole chimeric, the end with the opposite side of tumbler main body 120 1 sides of power shaft 119 enters between enclosing cover 112 and the inner cap 113, and is connected with truckle 117.

Above-mentioned

first miter gear

139 and 140 engagements of second miter gear.In addition, fixedly there is second miter gear 140 end at the radially inner side of first power transmission shaft 146, and C grade footpath bevel gear 141, the second miter gears 140, first power transmission shaft 146 and C grade footpath bevel gear 141 unitary rotation are fixedly arranged in the end of the radial outside of first power transmission shaft 146.In addition, C grade footpath bevel gear 141 and bevel gear 142 engagements of fourth class footpath.Connect the first end 105a of above-mentioned fourth class footpath bevel gear 142 and first agitating member 105 by first turning cylinder 147, and make fourth class footpath bevel gear 142, first agitating member 105 and first turning cylinder 147 integrated.Under above-mentioned state, if first miter gear 139 rotates, then first agitating member 105 rotates centered by first turning cylinder 147 in certain scope.

In addition, above-mentioned first miter gear 139 also meshes with the 5th miter gear 143.In addition, fixedly there is the 5th miter gear 143 end at the radially inner side of second power transmission shaft 148, and the 6th miter gear 144 is fixedly arranged in the end of the radial outside of second power transmission shaft 148, and the 5th miter gear 143, first power transmission shaft 146 and the 6th miter gear 144 unitary rotation.In addition, the

6th miter gear

144 and 145 engagements of the 7th miter gear.Connect the first end 106a of above-mentioned the 7th miter gear 145 and second agitating member 106 by second turning cylinder 149, and make the 7th miter gear 145, second agitating member 106 and second turning cylinder 149 integrated.In this state, if first miter gear 139 rotates, then second agitating member 106 rotates centered by first turning cylinder 147 in certain scope.

Above-mentioned the second, the 5th miter gear 140,143 can be installed in first, second recess 152,153 rotationally, and above-mentioned first, second recess 152,153 is formed on the first miter gear installation portion 121.When lid 103 sealing, the spaces in above-mentioned first, second recess 152,153 are communicated with by dewatering hole 125 and inner bag 102 interior spaces.

Above-mentioned the 3rd, fourth class footpath bevel gear 141,142 can be installed in the 3rd recess 154 rotationally, and the 3rd recess 154 is arranged on the second miter gear installation portion 122.When lid 103 sealing, the spaces in above-mentioned the 3rd recess 154 are communicated with the interior space of inner bag 102 by dewatering hole 126,127.

Above-mentioned the 6th, the 7th miter gear 144,145 can be installed in the 4th recess 155 rotationally, and the 4th recess 155 is arranged on the C grade footpath bevel gear installation portion 123.When lid 103 sealing, the spaces in above-mentioned the 4th recess 155 are communicated with the interior space of inner bag 102 by dewatering hole 126,127.

Said gear lid 124 has first, second retainer 156,157, above-mentioned first, second retainer 156,157 and first, second agitating member 105,106 butts limit the rotation of first, second agitating member 105,106 arrow U direction.Lower surface (surfaces of first, second agitating member 105,106 1 sides) at above-mentioned first, second retainer 156,157 leading sections is equipped with first, second magnet 158,159.And, will have with the 3rd, the 4th magnet 160,161 of first, second magnet 158,159 magnetic pole opposite magnetic pole be installed on first, second agitating member 105,106 can with position that first, second magnet 158,159 contacts on.Thus, do not rotate when stirring with DC brushless motor 115 even drive, also can utilize first, second magnet 158, the 159 and the 3rd, the 4th magnet 160,161 attraction, keep first, second agitating member 105,106 as Figure 14, state shown in Figure 15, i.e. the state that lodges.In addition, gear cap 124 can be installed and removed with respect to tumbler main body 120.By gear cap 124 is installed on the tumbler main body 120, can cover first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, the 6th miter gear 144, the 7th miter gear 145, first power transmission shaft 146 and second power transmission shaft 148 by gear cap 124.In addition, as the mounting or dismounting structure of gear cap 124, for example preferably adopt fastening structure.

On the other hand, utilize above-mentioned first, second agitating member 105 of part restriction of first, second accepting hole 128,129 peripheral edge portion, the rotation of 106 arrow D direction.More particularly, if first, second agitating member 105,106 that is housed in first, second accepting hole 128,129 is rotated to arrow D direction, then first, second agitating member 105,106 first end 105a, 106a and on first, second accepting hole 128,129 the peripheral edge portion, be positioned near part first turning cylinder 147, second turning cylinder 149 (hereinafter referred to as " part of first, second accepting hole 128,129 peripheral edge portion ") butt, thereby limit the rotation behind the above-mentioned butt.When a part of butt of first, second agitating member 105,106 first end 105a, 106a and above-mentioned first, second accepting hole 128,129 peripheral edge portion, first, second agitating member 105,106 and the plane of rotation angulation of tumbler 104 be 80 °.In this state, if apply be used to making first, second agitating member 105,106 driving forces to the rotation of arrow D direction to power shaft 119, then the part card of first, second agitating member 105,106 first end 105a, 106a and first, second accepting hole 128,129 peripheral edge portion ends, make first, second agitating member 105,106 and tumbler 104 together rotate.That is, under the state that more more narrows down away from tumbler 104 at the interval between first agitating member 105 and second agitating member 106, first, second agitating member 105,106 and tumbler 104 cards end and can together rotate with tumbler 104.

In addition, when observing tumbler 104 from the direction vertical with the plane of rotation of above-mentioned tumbler 104, first agitating member 105 is positioned at first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, one side of the 6th miter gear 144 and the 7th miter gear 145, and second agitating member 106 is positioned at first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, the opposite side of the 6th miter gear 144 and the 7th miter gear 145.Namely, when observing tumbler 104 from the direction vertical with the plane of rotation of tumbler 104, between first agitating member 105 and second agitating member 106, dispose first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, the 6th miter gear 144 and the 7th miter gear 145.In addition, above-mentioned first agitating member 105 is parallel substantially with second agitating member 106.

According to the electric cooker of said structure, in inner bag 102, put into after the water 151 of the rice 150 of desired amount and the amount corresponding with the amount of above-mentioned rice 150, inner bag 102 is accommodated in the electric cooker main body 101, close lid 103 in the mode that covers inner bag 102.At this moment, as shown in figure 15, first, second agitating member 105,106 is housed in first, second accepting hole 128, in 129 and become the lodging state.And, stir the power shaft 119 that passes to tumbler 104 with the driving force of DC brushless motor 115 with rotating, first miter gear 139 is rotated to arrow R direction.Thus, as shown in figure 11, under the state that tumbler 104 does not rotate, first, second agitating member 105,106 rotates to arrow D direction.A part of butt of first, second agitating member 105,106 first end 105a, 106a and first, second accepting hole 128,129 peripheral edge portion stops the rotation of above-mentioned first, second agitating member 105,106 arrow D direction.In addition, stir the power shaft 119 that passes to tumbler 104 with the driving force of DC brushless motor 115 if further will rotate, first miter gear 139 is rotated to arrow R direction, then first, second agitating member 105,106 and tumbler 104 together rotate.Its result can utilize rice 150 and water 151 in first, second agitating member 105, the 106 stirring inner bags 102.

In addition, when opening above-mentioned lid 103, stir the power shaft 119 that passes to tumbler 104 with the driving force of DC brushless motor 115 with rotating, first miter gear 139 is rotated to arrow L direction (with reference to Figure 15).Thus, under the state that tumbler 104 does not rotate, make first, second agitating member 105,106 rotate and be housed in first, second accepting hole 128,129 to arrow U direction.At this moment, by first, second retainer 156,157 and first, second agitating member 105,106 butt, the rotation of first, second agitating member 105,106 arrow U direction is stopped.Its result can make first, second agitating member 105,106 the

second end

105b, 106b can not run into inner bag 102 reliably, thereby open lid 103 easily.

In addition, utilize one to rotate the driving force that stirs with DC brushless motor 115, carry out above-mentioned first, second agitating member 105,106 arrow D direction, the rotation of arrow U direction and the rotation of tumbler 104.Therefore, with the motor that is provided for making above-mentioned first, second agitating member 105,106 to rotate to arrow D direction, arrow U direction respectively and be used for making the situation of the motor that tumbler 104 rotates to compare, can make the electric cooker miniaturization.

In addition, by above-mentioned first, second agitating member 105,106 is housed in first, second accepting hole 128,129, when inner bag 102 turnover electric cooker main bodys 101 grades, can not hindered by first, second agitating member 105,106.

In addition, owing to tumbler 104 is installed on the above-mentioned inner cap 113, so if open lid 103, then tumbler 104 is together mobile with lid 103.Therefore, when the above-mentioned electric cooker main body 101 of inner bag 102 turnover, tumbler 104 can not hinder inner bag 102 turnover.

In addition, when make above-mentioned first, second agitating member 105, when 106 planes of rotation with respect to tumbler 104 become erectility, first, second agitating member 105,106 not only contact with water 151 with the rice 150 of tumbler 104 1 sides, also contact with water 151 with meters 150 of inner bag 102 bottom sides.Therefore, by being kept upright with respect to the plane of rotation of tumbler 104, first, second agitating member 105,106 together rotates with tumbler 104 under the state, rice 150 and the water 151 of tumbler 104 1 sides can be fully stirred, and near rice 150 and the water 151 in bottom of inner bag 102 can be fully stirred.

On the other hand, when make above-mentioned first, second agitating member 105, when 106 planes of rotation with respect to tumbler 104 become the lodging state, first, second agitating member 105,106 not with inner bag 102 in rice 150 contact with water 151.Therefore, keep under the lodging state at first, second agitating member 105,106 planes of rotation with respect to tumbler 104, even if together rotate with tumbler 104, first, second agitating member 105,106 also can not stir rice 150 and the water 151 in the inner bag 102.

In addition, by utilizing rice 150 and the water 151 in two first, second agitating members 105, the above-mentioned inner bag 102 of 106 stirrings, rice 150 and water 151 in the inner bag 102 are suitably moved.Therefore, can hang down vibration and stir above-mentioned rice 150 and water 151 fully.

In addition, when make above-mentioned first, second agitating member 105, when 106 planes of rotation with respect to tumbler 104 become erectility, if the interval between first agitating member 105 and second agitating member 106 more more narrows down away from tumbler 104, then first, second agitating member 105,106 not only with inner bag 102 in central portion near rice 150 contact with water 151, also with inner bag 102 in peripheral edge portion near meters 150 contact with water 151.Therefore, keeping first, second agitating member 105,106 planes of rotation with respect to tumbler 104 to become under the state that the interval between erectility and first agitating member 105 and second agitating member 106 more more narrows down away from tumbler 104, make first, second agitating member 105,106 and tumbler 104 together rotate, near rice 150 and the water 151 of central portion in the inner bag 102 can be stirred fully, and near rice 150 and the water 151 of peripheral edge portion in the inner bag 102 can be stirred fully.

In addition, when observing first, second agitating member 105,106 from the direction vertical with the plane of rotation of tumbler 104 and be housed in the tumbler 104 of the state in above-mentioned first, second accepting hole 128,129, first, second agitating member 105,106 is positioned at the side of first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, the 6th miter gear 144 and the 7th miter gear 145, so do not overlap with said gear.Therefore, under above-mentioned state, can make by first, second agitating member 105,106 and the thickness attenuation of the structural member that constitutes of tumbler 104.

In addition, because when observing first from the direction vertical with the plane of rotation of tumbler 104, second agitating member 105,106 are housed in above-mentioned first, second accepting hole 128, during the tumbler 104 of the state in 129, first miter gear 139, second miter gear 140, C grade footpath bevel gear 141, fourth class footpath bevel gear 142, the 5th miter gear 143, the 6th miter gear 144 and the 7th miter gear 145 are between first agitating member 105 and second agitating member 106, so under above-mentioned state, even if tumbler 104 is rotated, tumbler 104 is stably rotated.Therefore, when the tumbler 104 of above-mentioned state rotates, can reduce the vibration of tumbler 104.

In addition, the turning cylinder of moving part 104 rotates 180 ° because the center of rotation of above-mentioned first agitating member 105 rotates, overlap substantially with the center of rotation of second agitating member 106, even so first, second agitating member 105,106 and the plane of rotation angulation of tumbler 104 be under 80 ° the state tumbler 104 to be rotated, tumbler 104 is stably rotated.

In addition, compare with the electric cooker of above-mentioned first embodiment, the electric cooker of above-mentioned second embodiment can make the waterflow stabilization when stirring rice 150 and water 151, and can reduce splashing of vibration and water significantly.

In addition, in the electric cooker of above-mentioned second embodiment, can be about the mixing effect that obtains when 150rpm obtains making tumbler 104 in the electric cooker of first embodiment rotating speed is about 200rpm by the rotating speed that makes tumbler 104.Therefore, the electric cooker of above-mentioned second embodiment can play the effect that reduces rotating speed.

In the above-described 2nd embodiment, tumbler 104 can still also can make it not install and remove with respect to lid 103 with respect to lid 103 mounting or dismounting.

In the above-described 2nd embodiment, when first, second agitating member 105,106 and tumbler 104 card end and when together rotating with tumbler 104, make first, second agitating member 105,106 and the plane of rotation angulation of tumbler 104 be 80 °, but for example also can be 75 ° or 85 ° etc.

In the above-described 2nd embodiment, when first, second agitating member 105,106 and tumbler 104 card end and when together rotating with tumbler 104, the plane of rotation angulation of first agitating member 105 and tumbler 104 is identical with the plane of rotation angulation of second agitating member 106 and tumbler 104, but also can make the plane of rotation angulation of first agitating member 105 and tumbler 104 different with the plane of rotation angulation of second agitating member 106 and tumbler 104.In this case, can increase first, second agitating member 105,106 with rice 150 parts that contact with water 151.

In the above-described 2nd embodiment, when observing tumbler 104 from the direction vertical with the plane of rotation of tumbler 104, at first miter gear 139, second miter gear 140, one side of the 6th miter gear 144 and the 7th miter gear 145 disposes first agitating member 105, and, at first miter gear 139, second miter gear 140, the opposite side of the 6th miter gear 144 and the 7th miter gear 145 disposes second agitating member 106, but also can be at first miter gear 139, second miter gear 140, the one side configuration first of the 6th miter gear 144 and the 7th miter gear 145, second agitating member 105,106.

In the above-described 2nd embodiment, first, second agitating member 105,106 has leg-of-mutton section substantially, but also can have trapezoidal substantially section.In this case, preferably, under the state that first, second agitating member 105,106 is housed in first, second accepting hole 128,129, first, second agitating member 105,106 width are more more narrowed down away from inner bag 102 1 sides.

In the above-described 2nd embodiment, gear cap 124 is provided with first, second retainer 156,157, but also can be arranged on first, second retainer that leading section has otch.In this case, can for example hemispheric projection be set at first, second agitating member 105,106, in the time of when first, second agitating member 105,106 is housed in first, second accepting hole 128,129 in, this projection and above-mentioned otch are chimeric and only block.

In the above-described 2nd embodiment, gear cap 124 is provided with first, second retainer 156,157, but also can be arranged on leading section has for example first, second retainer of hemispheric projection.In this case, can otch be set at first, second agitating member 105,106, in the time of in first, second agitating member 105,106 is housed in first, second accepting hole 128,129, the chimeric and card of this otch and above-mentioned projection ends.

In the above-described 2nd embodiment, tumbler 104 and gear cap 124 can be formed by metal, also can with first, second agitating member 105,106 same, formed by heat stable resin.

In the above-described 2nd embodiment, in the time of in first, second agitating member 105,106 is housed in first, second accepting hole 128,129, first, second agitating member 105,106 is outstanding from tumbler 104, but also can make first, second agitating member 105, a part of 106 outstanding from tumbler 104.That is, in the above-described 2nd embodiment, can use the stirring parts that a part can be housed at least in the tumbler 104.

More than, the specific embodiment of the present invention is illustrated, but the present invention is not limited to above-mentioned embodiment, can implement various changes within the scope of the invention.For example, as long as stirring parts of the present invention can be arbitrary structures stirring the position that is housed in the heating object in the inner bag and leaving between the position of above-mentioned heating object mobilely.In addition, also above-mentioned second embodiment or its variation suitably can be combined in above-mentioned first embodiment or its variation, be used as one embodiment of the present invention.

Claims

1. electric cooker is characterized in that comprising:

Inner bag (2,102) is accommodated heating object (150);

Electric cooker main body (1,101) is taken in described inner bag (2,102);

Heating part (4,109) is installed on the described electric cooker main body (1,101), is used for described heating object (150) is heated;

Lid (3,103) can be installed in the top of described electric cooker main body (1,101) switch, can close in the mode that covers described inner bag (2,102);

Tumbler (9,104) can be configured between described electric cooker main body (1,101) and the described lid (3,103) rotationally;

Stirring parts (6,105,106) is installed on the described tumbler (9,104); And

Driving mechanism (11,12,13,14,15,18,19,23,24,25,26,27,28,115,116,117,118), has a drive division (11,115) that produces driving force, utilize the driving force of described drive division (11,115) that described tumbler (9,104) is rotated, wherein

Described stirring parts (6,105,106) can stir the position that is housed in the described heating object (150) in the described inner bag (2,102) and leave between the position of described heating object (150) mobile.

2. electric cooker according to claim 1 is characterized in that,

The first end (105a, 106a) of described stirring parts (6,105,106) can be installed on the described tumbler (9,104) rotationally, be positioned at that the second end (105b, 106b) with described first end (105a, 106a) opposition side can leave described tumbler (9,104) or near described tumbler (9,104)

Described drive division (11,115) is used for making described tumbler (9,104) to the driving force of first direction rotation by producing, make the described the second end (105b, 106b) of described stirring parts (6,105,106) leave described tumbler (9,104), and described drive division (11,115) makes the described the second end (105b, 106b) of described stirring parts (6,105,106) near described tumbler (9,104) by produce being used for making described tumbler (9,104) to the driving force of rotating with the rightabout second direction of described first direction.

3. electric cooker according to claim 1 and 2, it is characterized in that, by being used for driving described tumbler (9,104) the described driving mechanism (11 that it is rotated to a direction, 12,13,14,15,18,19,23,24,25,26,27,28,115,116,117,118) action, described stirring parts (6,105,106) can be with respect to described tumbler (9,104) plane of rotation changes posture, and by proceeding described driving mechanism (11,12,13,15,115,116,117,118) action, described stirring parts (6,105,106) can with described tumbler (9,104) card end and with described tumbler (9,104) together rotate.

4. according to any described electric cooker among the claim 1-3, it is characterized in that, at least a portion of described stirring parts (6,105,106) can be housed in the described tumbler (9,104).

5. according to any described electric cooker among the claim 1-4, it is characterized in that described tumbler (9,104) can be installed in described inner bag (2, a 102) side of described lid (3,103) rotationally.

6. according to any described electric cooker among the claim 1-5, it is characterized in that described stirring parts (6,105,106) can become erectility and lodging state with respect to the plane of rotation of described tumbler (9,104).

7. according to any described electric cooker among the claim 1-6, it is characterized in that comprising the first described stirring parts (105) and the second described stirring parts (106).

8. electric cooker according to claim 7, it is characterized in that, under the state that more more narrows down away from described tumbler (104) at the interval between described first stirring parts (105) and described second stirring parts (106), described first, second stirring parts (105,106) is ended with described tumbler (104) card and is together rotated with described tumbler (104).

9. according to claim 7 or 8 described electric cookers, it is characterized in that, when described first, second stirring parts (105,106) and described tumbler (104) card end and with described tumbler (104) when together rotating, the plane of rotation angulation of described first stirring parts (105) and described tumbler (104) is different with the plane of rotation angulation of described second stirring parts (106) and described tumbler (104).

10. according to any described electric cooker among the claim 7-9, it is characterized in that,

Described tumbler (104) has be used to a plurality of gears (139,140,141,142,143,144,145) that described first, second stirring parts (105,106) is rotated,

When observing described tumbler (9,104) from the direction vertical with the plane of rotation of described tumbler (9,104), described first, second stirring parts (105,106) is positioned at the side of described a plurality of gear (139,140,141,142,143,144,145).

11. electric cooker according to claim 10, it is characterized in that, when observing described tumbler (9,104) from the direction vertical with the plane of rotation of described tumbler (9,104), described first, second stirring parts (105,106) is arranged to described a plurality of gear (139,140,141,142,143,144,145) and is positioned between described first stirring parts (105) and described second stirring parts (106).