JP2020157075A - Lid body unit for rice cooker and rice cooker including the same - Google Patents

Abstract

To provide a lid body unit for rice cookers capable of collecting steam in the rice cooker and reusing it.SOLUTION: A lid body unit for rice cookers includes: a lid body (1); a lid plate (2) provided inside the lid body (1) and formed with a vent hole (221) penetrating therethrough; a sealing unit (3) provided between the lid body (1) and the lid plate (2) and, along with the lid body (1) and the lid plate (2), delimiting a storage cavity (201) communicated with the vent hole (221); and a heater element (4) provided at a lid body unit, for heating the storage cavity (201). A rice cooker comprises the lid body unit for rice cookers.SELECTED DRAWING: Figure 1

Description

The present invention relates to the field of rice cooker, and particularly to a lid unit for a rice cooker and a rice cooker including the lid unit.

In a rice cooker related to related technology, a lot of steam is generated in the rice cooker during cooking, and these steam escape from the steam valve of the rice cooker, while the rice cooker keeps the food warm while keeping it warm. In order to maintain it, it is still necessary to heat the food in the rice cooker at a low temperature, and in this process, if the rice cooker is not hydrated, the food will be boiled and dried, and it will stick to the bottom wall of the inner pot. There is a risk of causing problems such as.

An object of the present invention is to solve at least one of the problems existing in the prior art. Therefore, the present invention is to provide a lid unit for a rice cooker capable of recovering and reusing the steam in the rice cooker. The present invention further provides a rice cooker including the above-mentioned lid unit.

The lid unit for a rice cooker according to the first embodiment of the present invention includes a lid, a lid plate provided inside the lid on which a vent hole is formed, and a side of the lid facing the lid plate. A sealing unit provided between the heat insulating plate and the lid plate, and a sealing unit for partitioning a storage cavity communicating with the vent hole together with the heat insulating plate and the lid plate, and a lid unit. It is provided and includes a heat generating element for heating the accommodation cavity.

In the lid unit for a rice cooker according to the present invention, the sealing unit is installed in the gap between the lid plate and the heat insulating plate, and the sealing unit divides the accommodating cavity jointly by the lid plate and the heat insulating plate. , The steam in the rice cooker can be effectively recovered and reused to further realize additional cooking and hydration, and such a storage cavity configuration method includes a lid plate, a heat insulating plate and a lid plate. The unused space between the heat insulating plate and the heat insulating plate can be skillfully utilized to make the structure of the lid unit more compact and easier to realize.

Specifically, the sealing unit has a seal ring provided between the heat insulating plate and the lid plate, and the seal ring is fixed to one of the heat insulating plate and the lid plate. Includes a clamp ring provided on the seal ring.

One of the heat insulating plate and the lid plate may be locked and / or screwed to the clamp ring.

Further, an annular concave groove is formed on the outer peripheral wall of the seal ring, a protrusion is provided on the clamp ring, and the protrusion is fitted in the concave groove.

There may be a plurality of the vent holes, and the plurality of vent holes may be separated from each other.

Specifically, the lid plate is formed with a recess recessed from the inner surface of the lid plate in the direction of the heat insulating plate, and the vent hole is formed on the bottom wall of the recess.

Further, the heat generating element is provided on the side of the heat insulating plate away from the lid plate.

Specifically, the lid unit further includes a temperature sensor, the temperature sensor is provided in the lid, a through hole is formed in the lid plate, and the through hole is separated from the accommodation cavity. A fixed structure is provided in which the probe head of the temperature sensor passes through the through hole and the temperature sensor is fixed to the lid.

The rice cooker according to the second embodiment of the present invention includes a main body and a lid unit for the rice cooker according to the first embodiment of the present invention, and the lid unit is provided on the main body to form a cooking room together with the main body. Partition.

In the rice cooker according to the present invention, the overall performance of the rice cooker has been improved by installing the lid unit for the rice cooker in the first form described above.

Some of the additional embodiments and advantages of the present invention are provided in the following description, some are clarified from the following description, or are known by practice of the present invention.

Is an exploded view of a lid unit for a rice cooker according to an embodiment of the present invention. Is a perspective view of the lid unit shown in FIG. Is a perspective view of the lid unit shown in FIG. 2 and does not show the lid plate. Is a cross-sectional view of a lid unit according to an embodiment of the present invention. Is a cross-sectional view of a lid unit according to another embodiment of the present invention.

Next, an embodiment of the present invention will be described in detail, and the example shown in the above-described embodiment will be shown in the drawings, and parts having the same or similar reference numerals from beginning to end, or parts having the same or similar functions will be described. Represent. The examples described below with reference to the drawings are exemplary and are intended to illustrate the invention and should not be construed as limiting the invention.

In the following disclosure, a plurality of different embodiments or embodiments are provided in order to realize the different structures of the present invention. In order to simplify the disclosure of the present invention, the members and their attachments in the specific examples will be described below. Of course, these are merely exemplary and are not intended to limit the invention. In the present invention, reference numbers and / or alphabets are repeated in different examples. Such repetition is for simplicity and clarity and does not indicate the relationship between the various aspects and / or attachments that are being considered by themselves. Although examples of various specific processes and materials according to the present invention are provided, those skilled in the art can receive suggestions for the applicability of other processes and / or the use of other materials.

Next, the lid unit 200 for the rice cooker 1000 according to the embodiment of the first embodiment of the present invention will be described with reference to FIGS. 1 to 5.

As shown in FIGS. 4 and 5, the rice cooker 1000 may include a main body 100 and a lid unit 200, and the lid unit 200 may be pivotally installed on the upper end surface of the main body 100. Then, the lid unit 200 divides the cooking room 1001 together with the main body 100. When the lid unit 200 is in the closed state, the lid unit 200 may be installed substantially horizontally, and the lower end surface of the lid unit 200 comes into contact with the upper end surface of the main body 100, and at this time, the cooking chamber 1001 When the top is substantially sealed and the lid unit 200 is in the open state, the lid unit 200 may be installed substantially vertically, and the lower end surface of the lid unit 200 is separated from the upper end surface of the main body 100. The top of kitchen 1001 is open.

As shown in FIG. 1, the lid unit 200 for the rice cooker 1000 according to the embodiment of the first embodiment of the present invention includes the lid 1, the lid plate 2, the heat insulating plate 12, the sealing unit 3, and the heat generating element 4.

Specifically, the lid plate 2 is installed inside the lid body 1, and the heat insulating plate 12 is installed on the side of the lid body 1 facing the lid plate 2. With reference to FIG. 1 and also with reference to FIGS. 4 and 5, the lid 1 may include an outer shell 11, a heat insulating plate 12 is installed inside the outer shell 11, and a lid plate 2 is a heat insulating plate. Installed inside 12, i.e., the lid plate 2 is installed on the side of the heat insulating plate 12 close to the kitchen 1001, and the lid plate 2 is provided by a locking structure (eg, A1, A2 and A3 shown in FIG. 1). When the lid plate 1 or the heat insulating plate 12 is detachably installed and the lid unit 200 is positioned in the closed state, both the lid plate 2 and the heat insulating plate 12 are installed horizontally, and the lid plate 2 is inside the heat insulating plate 12 ( For example, by being located on the lower side shown in FIG. 4, when the steam generated in the kitchen 1001 moves upward, it can first contact the lid plate 2, and thus the lid plate 2 can be removed. By connecting to the body 1 or the heat insulating plate 12, it is possible for the user to conveniently remove and wash the lid plate 2. In the above, since the locking structure is familiar to those skilled in the art, details will be omitted here. Further, the lid plate 2 may be connected to the lid body 1 or the heat insulating plate 12 by another method. Here, "inside" may be understood to be the direction toward the center of the cooking room 1001, and the opposite direction, that is, the direction away from the center of the cooking room 1001 is defined as "outside". Will be done.

Further, the sealing unit 3 is installed between the heat insulating plate 12 and the lid plate 2, and the storage cavity 201 is partitioned together with the heat insulating plate 12 and the lid plate 2, and the lid plate 2 is formed with a vent hole 221 to penetrate. , The vent hole 221 is for communicating the accommodating cavity 201 and the cooking room 1001. As shown in FIGS. 4 and 5, there is a gap between the outer end surface of the lid plate 2 (for example, the upper end surface shown in FIG. 4) and the inner end surface of the heat insulating plate 12 (for example, the lower end surface shown in FIG. 4). When the sealing unit 3 is provided in this gap, the sealing unit 3, the heat insulating plate 12, and the lid plate 2 together partition the accommodating cavity 201, and the vent hole 221 is in the inside / outside (for example, inside / outside shown in FIG. 1) direction. The inner end of the vent hole 221 (for example, the lower end shown in FIG. 4) communicates with the cooking chamber 1001 and the outer end of the vent hole 221 (for example, the upper end shown in FIG. 4) penetrates the lid plate 2. By communicating with the accommodation cavity 201, steam in the cooking chamber 1001 can enter the accommodation cavity 201 from the vent hole 221.

As shown in FIG. 1, the sealing unit 3 may be formed in an annular shape, and extends until the outer end surface of the sealing unit 3 abuts on the heat insulating plate 12, and until the inner end surface of the sealing unit 3 abuts on the lid plate 2. Extending, at this time, the sealing unit 3 can be used to partition the outer peripheral wall of the containment cavity 201, and the heat insulating plate 12 and the lid plate 2 can be used to partition both end faces of the containment cavity 201. .. Of course, the present invention is not limited to this, and a specific structure of the sealing unit 3 may be installed as needed so as to more reliably satisfy the actual needs.

Specifically, the heat generating element 4 is provided in the lid unit 200 to heat the accommodating cavity 201, and referring to FIGS. 4 and 5, the heat generating element 4 may be provided in the heat insulating plate 12 or the lid plate 2. Moreover, the heating element 4 can come into contact with the accommodating cavity 201 or can be relatively close to the accommodating cavity 201, and when the heating element 4 operates, the heating element 4 can heat the accommodating cavity 201. When the steam in the accommodation cavity 201 receives heat and the pressure increases, the high-pressure steam in the accommodation cavity 201 can return from the accommodation cavity 201 to the cooking chamber 1001 through the vent hole 221 again.

Next, the operating process of the rice cooker 1000 according to the embodiment of the present invention will be briefly described.

Specifically, referring to FIG. 4, in the rice cooker 1000, in the process of cooking (for example, cooking rice), a part of steam rising in the cooking chamber 1001 enters the accommodation cavity 201 through the vent hole 221. And it can be stored, and after the rice cooking is finished, the rice cooker 1000 enters the heat retaining state, and at this time, the heating element 4 is activated to convert the steam (for example, liquid steam) in the accommodating cavity 201 into high temperature steam. The steam in the accommodating cavity 201 can be blown back to the cooking room 1001 through the vent hole 221. In this way, the cooking room 1001 is heated and kept warm in the cooking room 1001. Rehydrate the cooked food (eg rice).

In the lid unit 200 for the rice cooker 1000 according to the embodiment of the present invention, the lid plate 2 and the heat insulating plate 12 are jointly provided by installing the sealing unit 3 in the gap between the lid plate 2 and the heat insulating plate 12. The storage cavity 201 is partitioned, the steam in the cooking chamber 1001 is effectively recovered, and if necessary, the steam is returned to the cooking chamber 1001 by the heat generating element 4, and the cooking chamber 1001 is hydrated and again. Heating is performed, and such a configuration method of the accommodation cavity 201 skillfully utilizes the lid plate 2, the heat insulating plate 12, and the space between the lid plate 2 and the heat insulating plate 12, whereby the lid unit 200 The structure of the above is made more compact and easy to realize.

In one embodiment of the present invention, the sealing unit 3 is provided on the seal ring 31 provided between the heat insulating plate 12 and the lid plate 2, and the seal ring 31 is provided on the heat insulating plate 12 and the lid plate 2. Includes a clamp ring 32, which is fixed to one of them. For example, in the example shown in FIG. 4, a clamp ring 32 is provided on the inner end surface of the heat insulating plate 12 so as to fix the outer end of the seal ring 31 to the inner end surface of the heat insulating plate 12, and the inner end of the seal ring 31 is a lid plate. The heat insulating plate 12 may be locked and connected to the clamp ring 32 by being abutted against the outer end surface of 2, may be screw-connected, and may be locked and screw-connected.

For example, in the example shown in FIG. 5, the clamp ring 32 is provided on the outer end surface of the lid plate 2 so as to fix the inner end of the seal ring 31 to the outer end surface of the lid plate 2, and the outer end of the seal ring 31 is a heat insulating plate. The lid plate 2 may be locked and connected to the clamp ring 32 by being abutted against the inner end surface of 12, may be screw-connected, and may be locked and screw-connected. Of course, the present invention is not limited to this, and the lid plate 2 or the heat insulating plate 12 may be connected to the clamp ring 32 by another method.

Specifically, an annular groove 311 may be formed on the outer peripheral wall of the seal ring 31, a protrusion 323 may be provided on the clamp ring 32, and the protrusion 323 may be fitted into the recess 311. As shown in FIG. 1, the seal ring 31 is formed in a substantially semicircular ring shape, and a concave groove 311 recessed in the central axis direction of the seal ring 31 is formed on the outer peripheral wall of the seal ring 31, and the concave groove 311 is annular. Moreover, it is possible to go around the outer ring edge of the seal ring 31, the clamp ring 32 is also formed in a substantially semicircular ring shape, and the inner ring of the clamp ring 32 has the center of the clamp ring 32 from the inner peripheral wall of the clamp ring 32. A protrusion 323 protruding in the axial direction may be provided so that the protrusion 323 is annular and goes around the inner ring edge of the clamp ring 32. When assembling, the clamp ring 32 is attached to the outer ring edge of the seal ring 31. The clamp ring 32 can be firmly fixed to the seal ring 31 by fitting the outer ring 32 and fitting the protrusion 323 of the inner ring edge of the clamp ring 32 into the concave groove 311 of the outer ring edge of the seal ring 31. ..

Further, referring to FIG. 1, when the clamp ring 32 is provided on the heat insulating plate 12, a locking portion 321 may be provided on the outer end surface of the heat insulating plate 12, and the locking portion 321 is provided from the lid plate 2. There may be three locking portions 321 extending in the direction away from each other, and the three locking portions 321 are uniformly distributed on the clamp ring 32, and three penetrating the heat insulating plate 12 accordingly. Locking holes 121 may be formed, the positions of the three locking holes 121 correspond to the positions of the three locking portions 321 and the three locking portions 321 correspondingly within the three locking holes 121. By fitting, the clamp ring 32 can be fixed to the heat insulating plate 12. Of course, the present invention is not limited to this, and the locking portion 321 may be provided on the heat insulating plate 12, and the locking hole 121 may be formed on the clamp ring 32.

Further, referring to FIG. 1, when the clamp ring 32 is provided on the heat insulating plate 12, connection holes may be formed penetrating the heat insulating plate 12, and the number of connecting holes may be three and three. One connection hole may be uniformly distributed in the clamp ring 32, and three through screw holes 122 may be formed in the heat insulating plate 12, and the positions of the three connection holes are the positions of the three screw holes 122. Corresponding to the above, the clamp ring 32 can be firmly fixed to the heat insulating plate 12 by screw-connecting the three screws 322 to the corresponding screw holes 122 through the corresponding connection holes in order. The outer wall of the recessed groove 311 may be formed with a recess groove 312 to ensure that the screw 322 passes smoothly through the seal ring 31.

Here, when the clamp ring 32 is provided on the lid plate 2, the connection method between the clamp ring 32 and the lid plate 2 may be similar to the connection method between the clamp ring 32 and the heat insulating plate 12, and here Details are omitted.

In one embodiment of the present invention, there are a plurality of vent holes 221 and the plurality of vent holes 221 are separated from each other. As shown in FIG. 1, a convex portion 21 is formed on the lid plate 2, the convex portion 21 projects from the outer surface of the lid plate 2 toward the inner surface of the lid plate 2, and the inner end of the seal ring 31 is a convex portion. The convex portion 21 may be formed in a substantially semicircular shape, and the size of the outer ring edge of the convex portion 21 may be the size of the outer ring edge of the seal ring 31. Similarly, the vent holes 221 may be formed on the convex portion 21 and penetrate the lid plate 2 along the inward and outward directions, and a plurality of vent holes 221 may be arranged in an arc shape, and between any two vent holes 221. The distances may be equal so that the plurality of vent holes 221 can be uniformly distributed in the convex portion 21.

Further, the lid plate 2 is formed with a recess 22 recessed from the inner surface of the lid plate 2 in the direction of the heat insulating plate 12, and a vent hole 221 is formed on the bottom wall of the recess 22. With reference to FIG. 1, and also referring to FIGS. 4 and 5, there are a plurality of recesses 22, and each of the plurality of recesses 22 is formed in the convex portion 21, and each concave portion 22 is an inner surface of the convex portion 21. The recess 22 has a one-to-one correspondence with the vent hole 221 and each vent hole 221 penetrates the bottom wall of the corresponding recess 22 along the inward and outward directions. As a result, when the lid unit 200 is closed, the liquid vapor in the accommodating cavity 201 is affected by gravity and does not move upward along the side wall of the recess 22 and flow out from the vent hole 221. It is guaranteed that the liquid vapor in the containment cavity 201 can be stably stored in the containment cavity 201.

In one embodiment of the present invention, the sealing unit 3 is provided between the heat insulating plate 12 and the lid plate 2, and the heat generating element 4 is provided on the side of the heat insulating plate 12 away from the lid plate 2. With reference to FIG. 1 and also with reference to FIGS. 4 and 5, the sealing unit 3 is provided between the heat insulating plate 12 and the lid plate 2, the heat generating element 4 is provided on the outside of the heat insulating plate 12, and the heat generating element is provided. Reference numeral 4 may be a PTC thermistor (PTC is an abbreviation for Positive Temperature Coefficient, that is, a semiconductor material or device having a very large positive temperature coefficient). Of course, the present invention is not limited to this, and the heat generating element 4 may be another type of heat generating element, and details thereof will be omitted here.

As shown in FIG. 1, an inner recess 123 is formed in the heat insulating plate 12, the inner recess 123 is recessed outward from the inner surface of the lid plate 2, and the outer end of the seal ring 31 abuts on the inner surface of the inner recess 123. Specifically, the inner recess 123 may be formed in a substantially semicircular shape, and the size of the outer ring edge of the inner recess 123 is the same as the size of the outer ring edge of the convex portion 21, and the locking hole 121 and Each of the screw holes 122 is formed in the inner recess 123, and the heat generating element 4 may be fixed to the outside of the inner recess 123 and faces the inner recess 123 in the front-rear direction. As a result, the heating efficiency of the heating element 4 with respect to the accommodating cavity 201 can be effectively increased.

In one embodiment of the present invention, the lid unit 200 further includes a temperature sensor 5, the temperature sensor 5 is provided in the lid 1, and a through hole 23 is formed in the lid plate 2 to form a through hole 23 of the temperature sensor 5. The probe head of the temperature sensor 5 has a probe head at the inner end, and the probe head of the temperature sensor 5 passes through the through hole 23. Therefore, the probe head of the temperature sensor 5 can detect the temperature in the cooking chamber 1001, and the through hole 23 is the accommodation cavity. Separated from 201, that is, the temperature sensor 5 is not located in the accommodation cavity 201, the lid 1 is provided with a fixed structure for fixing the temperature sensor 5, and the fixed structure firmly attaches the temperature sensor 5 to the lid 1. The through hole 23 can be sealed so as to be used for fixing and at the same time prevent steam in the kitchen 1001 from entering between the lid plate 2 and the lid 1 through the through hole 23.

For example, in the example of FIGS. 1-3, the fixing structure may include a fixing support element and a packing ring 51, the packing ring 51 may be fixed to the heat insulating plate 12, and the packing ring 51 may be attached to the cooking chamber 1001. It may extend in the direction, and after the through hole 23 penetrates the lid plate 2 along the inward and outward directions and is assembled, the packing ring 51 passes through the through hole 23 and the packing ring 51 is tightened with the through hole 23. It can be fitted, that is, the inner peripheral wall of the through hole 23 is in close contact with the outer peripheral wall of the packing ring 51, so that the packing ring 51 can tightly seal the through hole 23 and the steam in the cooking chamber 1001 penetrates. Avoid entering the outside of the heat insulating plate 12 through the hole 23.

Further, the fixed support element may be fixed to the heat insulating plate 12, and by fixing the temperature sensor 5 to the fixed support element, the fixed support element can fix the temperature sensor 5 to the heat insulating plate 12 and is fixed. The support element and the temperature sensor 5 can be confined to the inner ring of the packing ring 51, in other words, the packing ring 51 surrounds the fixed support element and the temperature sensor 5, and the temperature sensor 5 faces the kitchen 1001. After extending toward and fitting the packing ring 51 with the through hole 23, the temperature sensor 5 is located in the packing ring 51 and passes through the through hole 23, at which time the probe head of the temperature sensor 5 is in the kitchen 1001. The temperature can be detected.

The rice cooker 1000 according to the second embodiment of the present invention includes the main body 100 according to the first embodiment of the present invention, and the lid unit 200 provided on the main body 100 and partitioning the cooking room 1001 together with the main body 100. including.

As shown in FIGS. 1, 4 and 5, the main body 100 is attached to the housing (shell body), the inner pot 101 which is mounted inside the housing and divides the cooking chamber 1001 together with the lid unit 200, and the housing and the inner pot. It may include a heat generating element which is installed between the cooking chamber 101 and the inner pot 101 to heat the food in the cooking room 1001. Since the heating element is known to those skilled in the art, details will be omitted here.

The temperature sensor 5 can be used to detect the temperature inside the cooking chamber 1001 so as to control the heating state of the heating element 4 and the heating element to realize a better cooking effect.

The overall performance of the rice cooker 1000 according to the embodiment of the present invention has been improved by installing the lid unit 200 for the rice cooker 1000 according to the embodiment of the first embodiment.

In the description of the present invention, the azimuth or positional relationship indicated by the terms "upper", "lower", "vertical", "horizontal", "inside", "outside", etc. is the azimuth or position indicated based on the drawings. It is a relationship, merely for facilitating and simplifying the description of the present invention, and the device or component pointed to always has a specific orientation and is configured and operated in a specific orientation. It should be understood that it is not intended to indicate or imply, and should not be construed as limiting the invention.

It should be noted that the terms "first" and "second" are merely for explanation, and are understood to indicate or imply relative importance or imply the number of technical features pointed to. Can't. Thereby, the features specified as "first" and "second" can include one or more of the features, either explicitly or implicitly. In the description of the present invention, "plurality" means two or more, unless otherwise specified and specified.

In the present invention, terms such as "attach", "communication", "connection", and "fixed" should be understood in a broad sense unless there are clear provisions and limitations, and for example, fixed connection may be used. , Detachable connection, integrated, direct connection, indirect connection via mediation, communication inside two parts or between two parts It may be the action relationship of. Those skilled in the art can understand the specific meanings of the above terms in the present invention depending on the specific circumstances.

In the present invention, unless there is a clear provision and limitation, the fact that the first feature is "above" or "below" the second feature may mean that the first and second features may come into direct contact with each other. The first and second features may come into indirect contact via mediation. However, when the first feature is "above", "above" and "upper surface" of the second feature, the first feature may be directly above or diagonally above the second feature, or the first feature. It merely indicates that the horizontal height of the feature is higher than that of the second feature. When the first feature is "below", "downward" and "bottom surface" of the second feature, the first feature may be directly below or diagonally below the second feature, or the first feature is horizontal. It merely indicates that the height is lower than the second feature.

In the description of the present specification, reference is made to terms such as "one example", "several (first, second, etc.) examples", "example", "concrete example", or "several examples". The above description means that the specific features, structures, materials or properties described in combination with the Examples or Examples are included in at least one Example or Example of the present invention. In the present specification, the schematic description of the above terms is not necessarily for the same embodiment or example. Yet, the specific features, structures, materials or properties described may be combined in any one or more embodiments or examples in an appropriate manner. As long as they do not contradict each other, those skilled in the art can combine and combine the different examples or examples described herein and the features of the different examples or examples.

Although the embodiments of the present invention have been described above, those skilled in the art can make various changes, modifications, substitutions and modifications to these embodiments without departing from the principle and gist of the present invention. It can be understood that the scope of the present invention is limited by the claims and their equivalents.

1000 rice cooker
1001 cooking room
100 body
101 Inner pot
200 lid unit
201 Containment cavity
1 lid
11 outer shell
12 Insulation plate
121 Locking hole
122 screw holes
123 Inner recess
2 Lid plate
21 Convex part
22 Recess
221 Vent hole
23 Through hole
3 Sealing unit
31 Seal ring
311 concave groove
312 Retreat groove
32 Clamp ring
321 Locking part
322 screws
323 protrusion
4 Heat generating element
5 Temperature sensor
51 Packing ring

Claims (9)

Lid body (1) and
A lid plate (2) provided inside the lid body (1) and formed with a vent hole (221) penetrating the lid plate (2).
A heat insulating plate (12) provided on the side of the lid body (1) facing the lid plate (2),
A storage cavity (201) provided between the heat insulating plate (12) and the lid plate (2) and communicating with the vent hole (221) together with the heat insulating plate (12) and the lid plate (2). Sealing unit (3) to partition and
A lid unit for a rice cooker, which is provided in a lid unit (200) and includes a heat generating element (4) for heating the accommodating cavity. The sealing unit (3)
A seal ring (31) provided between the heat insulating plate (12) and the lid plate (2), and
A clamp ring (32) provided on the seal ring (31) so as to fix the seal ring (31) to one of the heat insulating plate (12) and the lid plate (2). The lid unit for a rice cooker according to claim 1. The rice cooker according to claim 2, wherein one of the heat insulating plate (12) and the lid plate (2) is locked and / or screwed to the clamp ring (32). Lid body unit. An annular concave groove (311) is formed on the outer peripheral wall of the seal ring (31), a protrusion (323) is provided on the clamp ring (32), and the protrusion (323) is formed in the concave groove (311). The lid unit for a rice cooker according to claim 2, wherein the lid unit is fitted. The lid unit for a rice cooker according to claim 1, wherein the vent holes (221) are plural, and the plurality of vent holes (221) are separated from each other. The lid plate (2) is formed with a recess (22) recessed from the inner surface of the lid plate (2) in the direction of the heat insulating plate (12), and the vent hole (221) is formed in the recess (22). The lid unit for a rice cooker according to claim 1, wherein the lid unit is formed on the bottom wall. The lid unit for a rice cooker according to claim 1, wherein the heat generating element (4) is provided on a side of the heat insulating plate (12) away from the lid plate (2). Including temperature sensor (5)
The temperature sensor (5) is provided in the lid body (1), a through hole (23) is formed in the lid plate (2), and the through hole (23) is separated from the accommodation cavity. The first aspect of claim 1, wherein the probe head of the temperature sensor (5) passes through the through hole (23), and a fixing structure for fixing the temperature sensor (5) is provided on the lid (1). Lid unit for rice cooker. A rice cooker to which the lid unit for the rice cooker according to any one of claims 1 to 8 is applied.
A rice cooker including a main body (100), the lid unit (200) being provided on the main body (100) and partitioning a cooking room (1001) together with the main body (100).

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