TWI221088B - Rice cooker - Google Patents

Abstract

A rice cooker includes: a rice cooker body housing an inner pot; a cover for opening/closing the opening section of the rice cooker body; a blind cylindrical inner pot housed in the rice cooker body; a heating device heating the inner pot; and a steam port unit removably mounted on a connection hole in communication with the inner pot of the cover; which is characterized in that: the steam port unit includes: a lower case; an upper case in engagement with the lower case; a hinge section openably/closably and pivotally mounted on the upper case and the lower case; a lock mechanism located opposite on the hinge section for inter-locking of the upper case and the lower case; and a projection located near the lock mechanism of the lower case for inserting into the connection hole of the cover.

Description

A22l088 V. Description of the invention (l) Technical scope of the invention This invention relates to the steam exhaustion of electronic pots. Known technology The electronic pin uses a heating device to heat the inside of the inner pot. Part two: boiled Buddha with water in the domestic pin for cooking. When cooking rice, the inner pot is filled with steam: if the pressure of the steam rises above the predetermined pressure value, it is necessary to discharge the steam out of the inner and outer steel. ... installed on the body Figure 7 shows a longitudinal section view of a conventional electronic pot, and Figure 8 shows a longitudinal section view of the steam discharge device of this electronic pot. ',' '', As shown in the figure, the vapor discharge device is made of the receiving part 43 installed on the cover 42 which is electrically opened and closed: = =: Cheng, the inside of the part 43 can be from the upper end side of the cover 42 The steamed soil port unit 50 constructed by the disassembled steam port unit 50 is composed of a steam port body 55 and a steam port ί ==: the upper part is an opening shape, and a thread It is formed at the upper end thereof, and the large raised part 52 'is in the protruding part. At the bottom, there is a guide 53 which communicates with the inner pot 44. The upper end of the guide cylinder 53 is provided with a steam pressure in the pot 44 which rises to a predetermined pressure value at any time ^ The air pressure opens the valve and discharges the steam out Outside the pot. Receiving: The steam outlet is provided with a steam discharge 〇57, and the steam mouth cover and the steam mouth body are screwed together through the two spirals of the upper end of the steam mouth body 55 = J soil. " A check valve 59 is provided at the bottom of the protrusion 52 to accumulate in the protrusion

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The seal 60 is used to guide the rice soup in the leaking portion 52 in the steaming inner pot 44 back to the inner pot 44. The protruding portion 52 of the airtight port unit 50 is used to prevent the steam from being removed from the process if it remains in the process. The clock side 55 and steaming will stop at 51, the upper protrusion 60 will protect the unit 50, so the finger will turn the inner mouth cover 58 to the pull-out portion 51, and the screw is installed, and the internal steam outlet is often required. . Then clean the spiral part and steam until straight. Then, the container 43 has rice in the above structure and is cleaned. The lid body 42 is turned to the air port cover 58. After clearing the information, it goes to the clockwise. The steam port sheet 5 2 inserts the closed steam port soup and the residue is swept away. First loosen the thread in the upper direction, and then, return the steam clock to the element 50 to form the cover body 4 2 〇 Resume the steam port of the steam port unit 50 to decompose the steam port into the gas port 55 to Seal the steam, and then cook the rice in the unit. Remove the outer cover and press the cover 5 8 to the threaded part of the anti-steam port 56 to lock the mouth unit 50. Use the gasket. After the steam port unit 50 is cleaned, the air port 盍 58 is aligned with the steam port body 55 and screwed together. Even if the thread ^ is locked, it can be installed in the receiving portion 43. At this time, the cooking is performed in the steam port body which is not sealed by J. The incomplete assembly of J 55 in the 55 and the steam port cover 58 will cause steam to leak from the gasket 5 and 6 and fail to obtain the predetermined two. Therefore, a problem that a delicious meal cannot be prepared is generated. Strong, and because the steam port body 55 and the steam port cover 58 are assembled by screwing, the steam port unit is tired.

7008-3815PF.ptd $ 5 pages 1221088 V. Description of the invention (3) The problem that takes a considerable amount of time when standing. The purpose of the electronic pan of the present invention is to solve the above-mentioned problems, prevent incomplete assembly of the steam port unit 50, easily disassemble and install, and make delicious meals at the same time. Means for solving the problem The electronic pot related to the present invention includes: an electronic pot body that houses an inner pot; a cover that opens and closes the opening portion of the electronic pot body; a bottomed cylindrical inner pot that is housed in the aforementioned electronic pot body; heating A device to heat the inner pot; and a steam port unit detachably installed in a communication hole communicating with the inner pot provided in the cover, and the steam port unit includes: a lower shell; an upper shell; The lower case is coupled; the hinge portion is pivotably opened and closed on the upper case and the aforementioned lower case; the lock mechanism is located at the opposite direction of the hinge portion as the aforementioned upper case and the lower case are locked with each other; and the protruding portion is positioned on the aforementioned A communication hole for inserting the cover is formed near the lock mechanism of the lower case. In addition, a concave receiving portion for accommodating the steam port unit is formed in the cover body. When the steam port unit is accommodated in the accommodating portion, the lock mechanism is disposed near a side wall of the accommodating portion, and the hinge The portion is arranged such that a predetermined gap is provided in a side wall of the receiving portion. Embodiment of the Invention Embodiment 1 FIG. 1 is a longitudinal cross-sectional view of the electronic pan shown in Embodiment 1 of the present invention.

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: The drawing of single ί2 is the plan view of the electronic pot, the third figure is the steam diagram of the electronic steel, the fifth figure is the plan view, and the fourth figure is the side view of the steam port unit, and the steam port unit is open. A longitudinal section view, a view, and a vertical section of the main part when the air port unit is assembled on the cover body &) is a steam port unit assembled on the cover body in a semi-closed state, and ( b) The steam port unit is assembled on the cover in a fully closed state. ^ Q Figure shows' 1 is the electronic pin body with an opening at the upper end, and 2 is composed of Guangying 4 and the inner cover 5. Pot body 1,. / It is a closed cover. The upper cover 3 is provided with a receiving portion 3a formed by a concave portion having a planar shape of approximately ft, and the receiving portion 3a is provided with a steam port unit which can be & . This receiving section 3 a bottom and front part #! V (VJ -ττ \ Bottom, from the position of the electronic pot shown in Figure 1, facing the left side of the paper surface, front side side '. Paper: the right side of the surface is the rear side) A through-hole 3b is provided to be fitted into the connecting portion 14 of the steam port unit 10 described later. A connection hole 4a of the lower cover 4 is provided directly below the through hole 3b. A ring-shaped seal member is installed between the through hole 3b and the connection hole 4a. The lower end of the seal member 4b is in close contact with the inner surface of the inner cover 5. In addition, the through hole 3b and the connection hole 4a are represented by communication holes.

A recessed portion 5a of the inner cover 5 is formed immediately below the connecting hole 4a. The recessed portion 5af is provided with a plurality of steam holes 5b. In addition, after the outer peripheral edge of the inner lid 5 is provided, the sealing material 5 c is sealed and tightly joined to the outer peripheral edge of the inner pot 6. The inside of the lid body 2 and the inside of the inner pot 6 described later are separated by a sealing member 4b and a sealing mat 5c.

7008-3815PF.ptd Page 7 V. Description of the invention (5) 6 is the inner pot accommodated in the body of the electronic pot 丨 7 is the bottomed cylindrical part for adding the inner pot 6 when cooking, 9 is the operation part . 〖〇 is an electromagnetic induction coil, 8 is a control element, ri πτ is outside ^ 丨 think of the air vent on the cover body 2 is installed, the following uses Figures 3 ~ 5 to make one ... I wish to explain early . Ten pairs of steamed mouths are detailed in detail. The lower seat 11 and the upper seat 25 are grouped to form a circular plane shape, and can be inserted into the lid 2 junction 1 14. In addition, the front side of the connecting portion j 4 communicates with the steam port, and the steam of the rice soup is guided into the steam hole 5 b on the opening a formed at a lower end position of the steam cylinder 15 to communicate with the steam port unit 1 0 It can be opened and closed at will. The lower seat 11 is a dish-like object formed by the bottom 12 and the peripheral wall 13. The cylindrical shape of the through-hole 3b and the connection hole 4a on the front side of the bottom 12 is represented by a protruding shape. 1-15 is the inside of 疋 10 and the inner pot 6 provided at the bottom of the connecting portion 14, and the inner pot 6 contains a guide tube for the inside of the steam port unit 10 and the space of the air port unit 10. 16 is a steam inlet in the guide port through the recessed portion 5 provided in the inner lid 5 to the inner pot 6. , 17 are recessed portions for storing rice and rice soup formed at the rear side of the guide tube in the connecting portion 14. In order to make it easier to accumulate rice soup in the recessed section 丨 7, an inclined surface is formed at the bottom of the lower seat 11 at 2 places from the rear side toward the recessed section 丨 7. 18 is an opening provided on the bottom of the hidden recess 17, and a plurality of rice soups communicated and communicated with the inner pot 6 through the steam hole unit 10 and the steam hole 5b of the inner cover 5 are formed on the periphery of the opening 4. The return hole 19 and the rice soup return hole 19 are opened and closed by an opening and closing switch 20 mounted on the opening 18 to move up and down. 1221088

The on-off valve 20 is composed of a head portion 20a, a pillar portion 20b, and a base plate 20c. The outer diameter of the pillar portion 20b is made smaller than the inner diameter of the opening portion 18, and is thicker than the bottom thickness of the Tibetan portion 17 For the length, the outer diameter of the head 20 a is made larger than the internal control of the opening 18. When the internal pressure in the inner pot 6 is lower, the head 20 a will fall and lock on the opening 18. To prevent falling off, and keep the rice soup return hole 19 open. In addition, the outer diameter of the substrate 2 0ε is made larger than the internal control of the opening portion 18, that is, when the internal pressure in the inner pot 6 is higher during cooking, f rises so that the upper surface thereof and the lower peripheral edge of the opening portion 18 Contact, and the rice rice return hole 19 is closed. The on-off valve 20 is made of a material such as silicone rubber which has heat resistance and can be used for a long time without being changed, and is embedded in the opening 8 through the head 20a. * 2j is located approximately at the middle of the recess 丨 7 and the rear side peripheral wall 丨 3. It is a central part of the bottom wall that is set at a vertical angle to the flow direction of the steaming ^ (bottom: seat 丨 丨 front and back direction) It protrudes toward the rear side to form a plane that is approximately like a "letter shape", and it also has a mouth (not shown in the figure) between the ends on both sides and the peripheral wall 丨 3. A 22 is a ten lower case hinge protruding from the rear side near the upper end of the peripheral wall 13 to the rear. A lower distance from the lower seat 11 below the lower seat hinge 22 is set at a predetermined distance. Space (to the extent that users can insert their fingers). ， 2 ^ Lock mechanism 'is set in front of the peripheral side at a position opposite to the lower chain 22, and the locking protrusion 23 & locking recess 24 on the peripheral wall 13 can support the locking piece. coffee

1221088 Λ 5. The invention described in (7) is composed of a rotating shaft 23c and a spring 23d mounted on the lower end of the locking piece 23b. The locking protrusion 23a is attached to the peripheral wall 13 for a long time by the spring 23d. The upper seat 25 is an inverse dish having a circular planar shape formed by the top plate 26 and the peripheral wall 27, and an arc-shaped steam port 28 is provided at the rear end of the top plate 26. The shape of the steam port 28 is not limited to an arc shape. 2 9 is a cylindrical annular barrier (hereinafter referred to as the first upper barrier) placed on the front side of the top plate 2 6 'when the lower seat 11 and the upper seat 25 are combined, the upper end of the guide tube 15 is surrounded' and its The lower end portion is made into a shape that can be disassembled when the pressure inside the inner pot 6 reaches a predetermined pressure or more, and the ball holder 31 supporting the moving ball 30 can be detached with a float shape in section. A hole 31 & of the guide cylinder 15 communicating with the lower seat and a plurality of discharge holes 3b for discharging steam are provided at the bottom of the sphere socket 31. 32 is a vertical angle to the flow direction of the vapor. When the lower seat 丨 丨 and the upper seat 25 are combined, the front side of the lower barrier 21 under the lower seat 丨 丨 is also the first position set near the top plate 26 of the lower barrier 21 2 The upper barrier, the upper end of the bean is made approximately the same as the lower end of the rear side of the first upper barrier 2 9. When the current = is combined with the upper seat 25, the lower end of the top plate 26 is lower than the lower seat 11 P. The upper end of 21 is an opening 33 at an upper position. The opening 33 is larger than the opening area of the guide tube 15. : The third barrier located on the rear side of the lower P early wall 21 and disposed on the top plate 26 between the 2 = port 28, and the lower end portion is located below the upper end portion of the upper opening portion 33 of the second upper barrier wall 32 Square place. , 35 is set in the first! Top plate μ 7008-3815PF.ptd between the upper barrier 29 and the second upper barrier 32 Page 10 1221088 V. Description of the invention (8) The 4P early wall. 36 is a batch approved on the peripheral wall 2? fi Urin η-shaped packing (Packing) 37. On the 25th seat < Tian Zb dare to be a good job for the next step > 38 for the hinge part] port 28 below the inclined shape. The rear ^ M U watch chain mechanism is composed of the rear side of the peripheral wall 27 toward A ^ ^. The seat hinge 38a and the lower shaft hinge 22 upper 11 on the lower seat 11 and the rotating shaft 381 rotating on the upper seat 25). 2S VVyv A concave engaging portion for engaging the locking projections 23a of the concave locking mechanism 23 on the front side of the peripheral wall 27. Six of the above-mentioned 1 crimping unit 10 is housed in the cover 2 as shown in the figure: P3a, and the connecting portion 14 is sealed through the through hole 设置 provided in the upper cover 3 and passing therethrough. The component (sea 丨) 4b is inserted into the connection hole of the lower cover 4 to be assembled. At this time, the connection portion 14 is a recessed portion on the inner cover 5 at the lower end of the connection portion 14 to maintain the compactness by using a sealing member (seai) 4b. In the opposite direction. At this time, the bottom of the lower seat hinge 22 in the hinge mechanism 38 on the steam port unit 10 is assembled with a predetermined gap between the receiving portion 3 & of the cover body 2 and a finger can be inserted. Next, the method for removing and attaching the steam port unit 10 to the cover 2 will be described with reference to Figs. 3, 5, and 6. In FIG. 3, the steam port unit 10 is assembled on the cover 2, and the user inserts his / her finger from the rear side of the storage portion 3 a of the cover 2 between the hinge mechanism 38 of the steam port unit and the storage portion 3 a. When the hinge mechanism 38 side is pushed up again, the locking piece 23b of the lock mechanism 23 on the front side of the steam port unit 10 comes into contact with the wall on the regular side of the receiving portion 3a. When the hinge mechanism 3 8 side is further pushed up, the locking piece 2 3 b which touches the wall on the front side of the receiving portion 3 a is used as a fulcrum.

1221088 V. Description of the invention (9) Revolve, so that the joint portion 14 is released from Zhai twist μ #, .., Λ t Tian in the seal 4b, and the steam port 10 is removed from the carcass 2 take out. Then 'pull the locking piece 23b of the lock mechanism 23 toward the front side. The locking dog 23a will disengage from the engaging portion 39 of the upper seat 25. The upper seat 25 = can be opened as shown in FIG. After the upper seat 25 is opened, the sphere bearing plate 31 is removed from the i-th upper barrier 29, the sphere 30 is decomposed, and the decomposed steam port unit 10, the sphere 30, and the sphere bearing plate 31 are cleaned. After the ## is completed, the sphere 30 and the sphere bearing plate 31 are assembled on the iH9 of the upper seat 25, and the upper seat 25 is returned to the L around the rotation axis 38b of the hinge mechanism 38. Then, when the vicinity of the lock mechanism 23 is pressed, the engaging portion 39 of the upper seat 25 J stuck? 23b, stop the projection 23a and assemble the steam port unit 10 back. The steam mouth soap 7101 is accommodated in the receiving part 仏 of the lid body 2, and when the upper part is pressed, the connecting part 14 is fitted into the sealing member (seai) 4b. The upper seat 25 shown in FIG. 6 is in a semi-closed state, that is, the card & part 39 of 25 is not locked in the lock mechanism "the card two dogs of the locking piece 23b from the 23 position" The following describes the case where the steam port unit 10 is assembled on the cover 2 in this state. In the state where the steam port unit 10 is assembled, press the opening portion of the connecting portion 14: eal24b of the steam port unit 10 and press it in the direction of the arrow. At that time, the connector P14 is inserted into the seal member 4b. When it comes into contact with the surface of the receiving portion 3a, press the # 氐 面 to engage the locking protrusion of the locking ㈣ Let ’s get on again; the engaging part 39 of 25 is in position, and the assembly operation of Zongchijikou left a 10 on the cover 2. It is called 疋 疋

7008-3815PF.ptd Page 12 V. Description of the invention (10) In this way, the upper seat μ is assembled in a semi-closed state with the upper seat 2 5 under the cover, and the m is indeed fully closed. r Φ is used for cooking and rice. ww: The electric cooker with the steam port unit 10 mentioned above is used for cooking " Early Yuan 10 The effect of L7% H0 will be filled with rice and the next night, p added with 5 brother Ming. Close and open operation. Put the thirsty 6 into the electric pot body 1 and switch the cover 2 to the position of 0N in response to the function of the coil. There is a sense of anger from rice soup through the electromagnetic induction ... After the water in the inner pot 6 is boiled, 含 π Μ 匕 夺 on the unit 10 is generated. As the inner pressure of the inner pot 6 rises, the steam mouth with rice soup ^ 20 ^ 20 is pushed up to make the return hole 19 It is blocked, so the steam-containing port unit is widely guided by the steam inlet 16 through the guide tube 15 to force: 5 steam containing rice and rice soup due to the pressure in the inner pot 6, and the ball 30 is pushed up so that The steam passes through the vent hole 3ib and goes to the tomb gas port in the steam port early Yuan 10? Only the ancient A data,, ,, and moon Y 5 eight mixed green Γ 8 direction, and in the process the rice rice 3 rolling knife sh The gas is discharged to the outside through the steam port 28 and the rice soup is accumulated in the recessed portion 17. In this way, in order to allow the steam containing the rice soup to pass between the guide tube 15 and the wide milk 28, the rice soup and For steam separation, the longer the distance between the guide tube j and the steam port 28, the easier it is to separate. In the present invention 3, there is rice. After the steam of rice soup passes through the guide tube 丨 5, the wall 29, the fourth upper barrier 35, the second upper barrier 32, the lower barrier 21 and ^; 34 will pass through the guide tube 1 due to the meandering flow. The distance between 5 and 蒗: 28 is longer, so rice rice soup and steam can be surely separated. In this case, the bottom 12 of the lower seat n will be inclined toward the hiding recess 17

1221088 V. Description of the invention (11) Low 'and lower obstacle volume? 1 + 丄 一 — ^ ^, the central part of 1 is protruded to the rear side to form an approximately < shape. It falls into the yoke mouth and is also ηΛ ^ Prepare eight rice rice soup on the rear side of the lower barrier 21 along the bottom The two end faces of the barrier rib 21 are rearwardly flavoured, springing, and flow into the hidden recesses 17 through the openings on both sides. However, when the internal pressure of the inner pot 6 is reduced as the heating stops, the on-off valve 20 and the weight of the rice soup are lowered and the return hole 19 is opened. As for k, the rice soup stored in the recessed portion 丨 7 will fall from the return hole 丨 9 into the inner pot 6 through the steam hole ⑼ provided in the recessed portion 5 a of the upper cover 2. By using the method of returning the rice to the rice in the inner pot, the delicious ingredients contained in the rice soup can be brought into the rice, and ^, the shiny and sticky rice comes out. Effect of the Invention The present invention has the same effect. The steam port unit package shaft allows the upper seat and lower seat to be able to be used as the vicinity of the upper seat and the lower seat lock mechanism. When the steam port unit is assembled in a semi-open state, as long as the upper seat and the lower seat are locked out, the steam port unit is not performed. The cover is constructed in the manner described above, and has the following hinged parts including the lower seat to be opened at will and the aforementioned cover to the cover and locked in the machine, but can be disassembled and accommodate steam, and the hinge is closed to the lower seat. When the communication holes of the locking bodies are engaged with each other, delicious rice assembly operation does not occur even in the vicinity of the structure. The upper seat of the gas port unit is pressed, and the protruding part installed inside the lock mechanism of the hinge is pressed under the steam port unit, so that the steam comes from the steam rice, and also the relative and insertion of the turning part are used. The upper seat can be sure The ϋ unit can be easily recessed into the recessed part.

7008-3815PF.ptd Page 14 1221088 V. Description of the invention (12) When the mouth unit is stored in the storage portion, the lock mechanism is arranged near the side wall of the storage portion, and the hinge portion is configured by the side wall of the aforementioned storage portion. There is a predetermined gap, so the steam port unit can be easily removed from the cover. Brief Description of Drawings Fig. 1 is a longitudinal sectional view of an electronic pan according to a first embodiment of the present invention. Fig. 2 is a plan view of the electronic pan according to the first embodiment of the present invention. Fig. 3 is a longitudinal sectional view of a steam port unit of the electronic boiler according to the first embodiment of the present invention. Fig. 4 is a side view of a steam port unit of the electronic cooker according to the first embodiment of the present invention. Fig. 5 is a longitudinal sectional view of a steam port unit of the electronic boiler according to the first embodiment of the present invention. Fig. 6 is a longitudinal sectional view of a main part when the steam pot unit of the electronic cooker according to the first embodiment of the present invention is assembled on a cover. Fig. 7 is a longitudinal sectional view of a conventional electronic pan. Fig. 8 is a longitudinal sectional view of a steam discharge device of a conventional electronic pan. DESCRIPTION OF SYMBOLS 2 ~ lid body; 3 a ~ receiving part; 4 ~ lower cover; 4b ~ sealing member; 1 ~ electronic pot body 3 ~ upper cover; 3b ~ through hole; 4a ~ connecting hole;

7008-3815PF.ptd Page 15 1221088 V. Description of the invention (13) 5 ~ inner cover; 5b ~ steam hole; 6 ~ inner pot; 8 ~ control section; 1 ~ steam port unit; 1 ~ 2 ~ bottom; 15 ~ Guiding tube; 17 ~ Concealed recess; 19 ~ Rice rice soup return hole; 20b ~ Pillar part; 2 1 ~ Lower barrier; 23 ~ Lock mechanism; 23b ~ Locking piece; 23d ~ Spring; 2 5 ~ Upper seat; 2 7 ~ peripheral wall; 29 ~ cylindrical annular barrier (30 ~ sphere; 3 2 ~ second upper barrier; 34 ~ 3 upper barrier; 3 6 ~ groove; 38a ~ chin key mechanism; 3 9 ~ card 5 a ~ recessed part; 5c ~ sealed base material; 7 ~ electromagnetic induction coil 9 ~ operation part; 1 1 ~ lower seat; 1 4 ~ connection part; 16 ~ steam inlet; 1 8 ~ opening part; 2 0 a ~ head; 2 0 c ~ substrate; 2 2 ~ lower seat hinge; 23a ~ locking protrusion; 2 3 c ~ rotary shaft; 2 4 ~ recessed part; 2 6 ~ top plate; 2 8 ~ steam port; No. 1 upper barrier); 3 1 ~ spherical socket; 3 3 ~ opening; 35 ~ 4th upper barrier; 37 ~ ring seal 38b ~ rotation shaft;

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Claims (1)

One one-- 丨: = two # ^ years> j "B k number 90104489_February 13th> 4th revision__ W ^ Ttr TI ^ application #« τι 1. An electronic steel, including: an electronic The pot body contains an inner pot; a cover body having a communication hole for opening and closing the opening of the electronic pot body; a bottomed cylindrical inner pot housed in the aforementioned electronic pot body; a heating device for heating the aforementioned inner steel; And a steam port unit, which is detachably installed in the communication hole communicating with the inner pot provided in the cover, characterized in that the steam port unit includes: a lower shell; an upper shell having a steam port A hinge part can be opened and closed pivotally on the upper case and the aforementioned lower case; a lock mechanism is provided at a position opposite to the hinge part of the lower case and the upper case, and Including a locking projection and a locking portion for locking by pressing the upper casing; a protruding portion provided near the lock mechanism of the lower casing, the protruding portion being inserted into the communication hole of the cover body; and A guide tube provided at the aforementioned protrusion The electronic pot according to item 1 of the scope of patent application, wherein a recessed receiving portion for accommodating the steam port unit is formed on the cover, and when the steam port When the unit is stored in the storage portion, the lock mechanism is disposed near a side wall of the storage portion, and the hinge portion is disposed so that a predetermined gap is provided by a side wall of the storage portion. 7008-3815PF2.ptc Page 17