TWI646931B - Cooking pot - Google Patents

Abstract

The rice cooker of the present invention includes a main body portion, and the inner kettle is stored in and out freely, and has a heating mechanism for heating the inner kettle. The lid portion is provided on the main body portion by a hinge to open and close freely, and is closed. The opening of the kettle accommodated in the main body part; the operation part, with the hinge side as the rear part, is provided in the front part of the main body part or the cover part to instruct the cooking action; and the wireless sensing part is provided in the main body part or cover The operation unit of the unit should also be located near the front side, and an antenna unit for close-range wireless communication with the wireless communication terminal is housed.

Description

Cooking pot

The invention relates to a rice cooker for performing short-range wireless communication with a wireless communication terminal.

A conventional rice cooker uses a wireless communication terminal to perform close-range wireless communication with the rice cooker (see, for example, Patent Document 1).

[Advanced technical literature] [Patent Literature]

[Patent Document 1] Japanese Patent Laid-Open No. 2013-215556

In the previous rice cooker, when the wireless sensing part for wireless communication with the wireless communication terminal was provided on the cover part, a vapor port was provided on the cover part, so when the wireless communication terminal covered the wireless sensing part Because of the steam from the steam port, there is a danger of burns. In addition, due to the heat from the cover, the wireless communication terminal may cause a bad situation.

The present invention has been developed to solve the above-mentioned problems, and an object thereof is to provide a rice cooker that does not have the danger of scalding, and does not cause a bad situation in the wireless communication terminal due to the heat from the cover.

The rice cooker of the present invention includes: a main body part, an inner kettle system It is stored as it is, and it has a heating mechanism for heating the stored inner kettle. The lid is opened and closed on the body by hinges, and the opening of the inner kettle stored in the body is closed. The operation portion is on the hinge side. As the rear part, it is set on the front part of the main body part or cover part to instruct the cooking action; and the wireless sensing part is set on the front side than the operation part of the main body part or cover part. Antenna for short-range wireless communication between communication terminals.

According to the present invention, the wireless sensing portion is provided closer to the front side than the main body portion or the lid portion operating portion. Therefore, even when the steam from the steam outlet of the lid portion is blown out during cooking in the rice cooking pot, it becomes There is no scald, and the wireless communication terminal does not cause any adverse conditions caused by the heat from the cover.

10‧‧‧Body

10a‧‧‧Front frame

11‧‧‧Inner kettle

12‧‧‧ Induction heating coil

13‧‧‧ frame

14‧‧‧ lower frame

15‧‧‧ floor

16‧‧‧Inner heat shield

17‧‧‧ 胴 heater

18‧‧‧ Coil Block

19‧‧‧Temperature Detector

20‧‧‧Power supply substrate

21‧‧‧ cover opening and closing button

21a‧‧‧Locking mechanism

22‧‧‧Inner kettle storage department

30‧‧‧ Cover

30a‧‧‧Front side wall

31‧‧‧Steam port

32‧‧‧ inner cover

33‧‧‧ hinge

50‧‧‧ Operation display

51‧‧‧Operation Department

52‧‧‧Display

52a‧‧‧display window

53‧‧‧operation substrate

60‧‧‧Control Department

61‧‧‧Heating Control Department

62‧‧‧ Ministry of Communications

63‧‧‧Buzzer

64‧‧‧Memory Department

70‧‧‧Wireless Sensing Department

70a‧‧‧Sensory surface

71‧‧‧Antenna Department

72‧‧‧Terminal contact

80‧‧‧Wireless communication terminal

81‧‧‧Terminal Control Department

82‧‧‧Terminal display

83‧‧‧Terminal Communication Department

100‧‧‧Cooking pot

Fig. 1 is a perspective view showing the appearance of a rice cooker according to the first embodiment of the present invention.

Fig. 2 is a front side view of the rice cooker shown in Fig. 1.

Fig. 3 is a perspective view showing the lid portion of the rice cooker of Fig. 1 opened.

Fig. 4 is an enlarged vertical sectional view of the rice cooker of Fig. 1;

Fig. 5 is a block diagram showing a schematic configuration of the wireless communication terminal of Fig. 4 and a block diagram of a schematic configuration of the rice cooker of Fig. 1.

Fig. 6 is a side view showing a rice cooking pot according to a modification 1 of the wireless sensing unit of Fig. 1;

Fig. 7 is a side view showing a modification 2 of the wireless sensing unit in Fig. 1 in a rice cooker different from the rice cooker in Fig. 1;

Fig. 8 is a front side view of a rice cooker according to Embodiment 2 of the present invention.

Fig. 9 is a side view of the rice cooker shown in Fig. 8.

Fig. 10 is a front side view of a rice cooker according to a third embodiment of the present invention.

Fig. 11 is a side view of the rice cooker shown in Fig. 10.

Embodiment 1.

Fig. 1 is a perspective view showing the appearance of the rice cooker according to the first embodiment of the present invention; Fig. 2 is a front side view of the rice cooker shown in Fig. 1; A perspective view; FIG. 4 is an enlarged vertical sectional view of the rice cooker of FIG. 1.

In FIGS. 1 to 4, the rice cooker 100 according to the first embodiment includes a main body portion 10 and an inner kettle 11 which can be stored in and out freely. The inner kettle 11 which has been heated is stored for heating. The induction heating coil 12 of the mechanism; the lid portion 30 is provided on the main body portion 10 by a hinge 33 so as to be openable and closable, and the opening of the kettle 11 accommodated in the main body portion 10 is closed; the operation display portion 50 includes As the rear portion, for example, the operation portion 51 provided on the front side wall 30a of the cover portion 30 to instruct the cooking operation; and the wireless sensing portion 70, provided on the front side of the operation display portion 50 of the main body portion 10, for example Positionally, an antenna portion 71 for performing short-range wireless communication with the wireless communication terminal 80 is housed.

The main body portion 10 is formed with a cylindrical outer frame 13 with a side portion and a lower frame 14 provided at a lower portion of the outer frame 13 to form an outer contour of the lower portion 14 of the bottom plate 15 of the main body portion 10. In addition, the main body portion 10 includes an inner heat shield plate 16 having a cylindrical shape, a 胴 heater 17, which is closely mounted on the outer peripheral surface of the inner heat shield plate 16, and a coil holder 18 provided on the inner heat shield plate 16. Below, it is roughly in the shape of a deep disk; the temperature detector 19 is provided at the center of the coil holder 18; and the power source substrate 20. On this body portion 10, The heat shield plate 16 and the coil holder 18 are formed with an inner pot accommodating portion 22 in the shape of a bottom tube.

The induction heating coil 12 generates an alternating magnetic field by applying electricity, and heats the inner kettle 11 by electromagnetic induction. The radon heater 17 is energized to generate heat during cooking and holding. The temperature detector 19 is made of, for example, a thermistor, and abuts against the bottom of the inner kettle 11 to detect the temperature of the inner kettle 11.

The power supply board 20 is equipped with a heater energizing circuit energized to the 胴 heater 17, a rectifier circuit that converts AC power into DC power, a DC power converter that converts DC power from the rectifier circuit into high frequency power, and supplies it to the induction heating coil 12. And the heating control unit that controls the inverter circuit and the heater energization circuit. The switching element of the frequency conversion circuit is provided with a heat dissipation fin.

The lid portion 30 includes a position where the steam port 31 is provided on the upper hinge 33 side, and the inner lid 32 is detachably assembled on the inner side. This lid portion 30 is locked by the lid opening / closing button 21 after closing the opening of the inner kettle storage portion 22 formed on the body portion 10. The cover opening and closing button 21 is protruded to the front side and is provided on the front outer frame 10a of the main body portion 10. After the cover portion 30 is closed, the cover portion 30 is locked by the locking mechanism 21a. In addition, the lid opening / closing button 21 releases the locking of the lid portion 30 by the locking mechanism 21a when it is pressed to the deep side.

The operation display section 50 includes: an operation section 51 having rice cooking buttons, a heat preservation button, and a menu selection button; and a display section 52 corresponding to the key operations of the operation section 51 to display rice cooking actions and rice cooking functions. In the operation display section 50, a display window 52a is provided at a position facing the display section 52. An operation substrate 53 is provided on a front portion inside the cover portion 30 at a position facing the operation display portion 50. The operation board 53 is assembled with an operation signal corresponding to an operation signal from the operation section 51 and outputs a command signal from the heating control section of the operation power supply board 20, At the same time, the rice cooking operation according to the operation signal is displayed on the display section 52 by a control section, a buzzer, and a communication section described below.

The wireless sensing portion is located directly above the cover opening and closing button 21 provided on the outer frame 10a of the front portion of the main body portion 10, and is provided on the front side wall 30a of the cover portion 30, protruding more forward than the cover opening and closing button 21 ( (See Figure 4). As described above, the wireless sensing unit 70 houses the antenna unit 71. The antenna section 71 is printed on a substrate or a film-like sheet, and is attached to the inside of the sensing surface 70 a of the wireless sensing section 70. The sensing surface 70a of the wireless sensing unit 70 is at a right angle to the floor surface. The antenna portion 71 is connected to a thin plate electric wire or a lead wire connected to a substrate or a film-like sheet body. This thin-plate electric wire or lead is connected to a communication unit assembled on the operation substrate 53.

Here, the schematic configuration of the wireless communication terminal and the rice cooker will be described using FIG. 5.

Fig. 5 is a block diagram showing a schematic configuration of the wireless communication terminal in Fig. 4 and a block diagram showing a schematic configuration of a rice cooker in Fig. 1.

In the wireless communication terminal 80, it is composed of a terminal control section 81, a terminal display section 82, and a terminal communication section 83. By the user's operation, rice information such as white rice, unwashed rice, and brown rice, and other information other than this rice information Rice information, rice cooking information such as quick cooking, rice cooking, porridge, etc., and new rice cooking information other than this rice cooking information are used as the rice cooking menu and are accessed through the communication network. The wireless communication terminal 80 is operated by operating the wireless communication terminal 80, and an identification number set in the rice cooker 100 is written.

In the rice cooker 100, as described above, the control section 60, the heating control section 61 connected to the control section 60 on the operation substrate 53, and the communication section are provided. 62, a buzzer 63, a memory section 64, etc., and an operation display section 50 connected to the control section 60, a temperature detector 19, an induction heating coil 12 connected to the heating control section 61, and 胴Heater 17 and so on.

When the communication unit 62 receives an identification number signal from the wireless communication terminal 80 and receives it through the antenna unit 71, the communication unit 62 extracts the identification number from the received signal and outputs it to the control unit 60. In addition, when the signals of the rice information and the cooking information are received, the rice information and the cooking information are extracted from the received signals and output to the control unit 60.

When the identification number is input, the control unit 60 reads out the identification number of the rice cooker 100 stored in the memory unit and determines whether they are consistent. When they are consistent, the receiving permission information is transmitted through the communication unit 62 and the antenna unit 71. . In addition, the control unit 60 outputs the borrowed communication permission information. When the rice cooking function table of rice information and rice cooking information is input, it is stored in the memory portion 64. When the rice cooking function table selected by the wireless communication terminal 80 is accepted, After the rice cooking instruction, according to the rice cooking instruction, the rice cooking function table is read from the memory section 64, and a command signal corresponding to the rice cooking function table is output to the heating control section 61.

In the rice cooker 100 configured as described above, when the wireless communication terminal 80 covers the wireless sensing unit 70 provided on the front side wall 30a of the cover 30, as described above, the wireless communication terminal 80 and the wireless sensing unit 70 rooms were subjected to short-range wireless communication.

As described above, the wireless sensing portion 70 is provided on the front side wall 30a of the cover portion 30 above the cover opening and closing button 21 provided on the front frame 10a of the main body portion 10. With this configuration, even when steam is blown from the steam port 31 of the lid portion 30 during cooking of the rice cooking pot 100, a situation such as burns does not occur, and the wireless communication terminal 80 does not generate Bad conditions caused by heat.

In addition, in cooking rice that emits steam, the restriction that the wireless communication terminal 80 and the wireless sensing unit 70 cannot perform short-range wireless communication disappears, which improves the convenience of use.

In addition, since the wireless sensing unit 70 is provided on the front side wall 30a of the cover 30, it is possible to prevent the wireless communication terminal 80 from pressing the keys of the operation unit 51 to violate the original intention.

(Modification 1)

In the first embodiment, it has been described that the sensing surface 70a of the wireless sensing unit 70 is at a right angle to the floor surface, but as shown in FIG. 6, the sensing surface 70a of the wireless sensing unit 70 may be inclined. Fig. 6 is a side view showing a rice cooker according to a first modification of the wireless sensing unit of Fig. 1;

The sensing surface 70a of the wireless sensing unit 70 in the modification 1 is inclined downward and protrudes forward from the upper end than the upper end. In this way, by tilting the sensing surface 70a of the wireless sensing unit 70, it becomes easy for the wireless communication terminal 80 to cover the wireless sensing unit 70. Therefore, in addition to the effect of the first embodiment, near-field wireless communication between the wireless communication terminal 80 and the wireless sensing unit 70 can be easily performed.

(Modification 2)

In the first embodiment, it has been described that the wireless sensing unit 70 protrudes forward than the cover opening / closing button 21, but as shown in FIG. 7, the wireless sensing unit 70 may be provided in front of the cover 30. The inside of the side wall 30a. Fig. 7 is a side view showing a modification 2 of the wireless sensing unit in Fig. 1 in a rice cooker different from the rice cooker in Fig. 1;

The sensing surface 70a of the wireless sensing unit 70 in the modification 2 is It is provided on the same surface as the front side wall 30a of the cover part 30. Moreover, in this modification 2, the terminal contact part 72 is provided. The terminal contact portion 72 is provided at a position lower than the wireless sensing portion 70 of the front side wall 30 a of the cover portion 30 and protrudes forward.

When performing short-range wireless communication between the wireless communication terminal 80 and the wireless sensing unit 70, the wireless communication terminal 80 covers the wireless sensing unit 70 and at the same time the wireless communication terminal 80 touches the terminal touching portion 72.

In this way, the wireless communication terminal 80 is brought into contact with the terminal touching portion 72, so that close-range wireless communication is performed with the wireless sensing portion 70. Therefore, in addition to the effect of the first embodiment, wireless communication can also be performed. The terminal 80 and the wireless sensing unit 70 surely perform short-range wireless communication.

Embodiment 2.

FIG. 8 is a front side view of the rice cooker according to Embodiment 2 of the present invention; FIG. 9 is a side view of the rice cooker shown in FIG. In addition, the same reference numerals are assigned to portions that are the same as or equivalent to those in the first embodiment, and only the portions that are different from the first embodiment will be described.

The wireless sensing unit 70 in the second embodiment projects further forward than the cover opening and closing button 21 and is provided so as to surround the periphery of the cover opening and closing button 21. That is, the wireless sensing portion 70 is formed in a ring shape so as to surround the periphery of the cover opening and closing button 21, and the sensing surface 70 a of the wireless sensing portion 70 protrudes to this side more than the cover opening and closing button 21. When performing short-range wireless communication between the wireless communication terminal 80 and the wireless sensing unit 70, the wireless communication terminal 80 is brought into contact with the sensing surface 70 a of the wireless sensing unit 70.

According to the second embodiment described above, the wireless sensing unit The 70 series protrudes forward than the cover opening and closing button 21 and is provided so as to surround the periphery of the cover opening and closing button 21, so that it can be performed between the wireless communication terminal 80 and the wireless sensing unit 70 without touching the cover opening and closing button 21. Short-range wireless communication. In addition, the wireless communication terminal 80 can be brought into contact with the sensing surface 70a of the wireless sensing unit 70 to perform short-range wireless communication. Therefore, in addition to the effect of the first embodiment, the wireless communication terminal 80 and wireless sensing can be reliably The units 70 perform short-range wireless communication.

Embodiment 3.

Fig. 10 is a front side view of the rice cooker according to the third embodiment of the present invention; Fig. 11 is a side view of the rice cooker shown in Fig. 10. In addition, the same reference numerals are assigned to the same and corresponding parts as those in Embodiment 1, and only the parts different from Embodiment 1 will be described.

In the third embodiment, the lid opening / closing button 21 is provided closer to the deep side than the front outer frame 10a, and is provided on the front outer frame 10a of the main body portion. The wireless sensing section 70 is located on the same surface as the front frame 10a, and is provided so as to surround the periphery of the cover opening and closing button 21. That is, similarly to the second embodiment, the wireless sensing unit 70 is formed in a ring shape so as to surround the cover opening and closing button 21, and the sensing surface 70a of the wireless sensing unit 70 is further forward than the cover opening and closing button 21. protruding. When performing short-range wireless communication between the wireless communication terminal 80 and the wireless sensing unit 70, the wireless communication terminal 80 and the sensing surface 70a of the wireless sensing unit 70 are touched to perform it.

As described above, according to the third embodiment, the cover opening and closing button 21 is provided closer to the deep side than the front outer frame 10a, and is provided on the front outer frame 10a of the main body portion, and the wireless sensing portion 70. Is the same as the front frame 10a On the surface, it is provided so as to surround the periphery of the cover open / close button 21. With this configuration, short-range wireless communication can be performed between the wireless communication terminal 80 and the wireless sensing unit 70 without touching the cover opening and closing button 21. In addition, the wireless communication terminal 80 can be brought into contact with the sensing surface 70a of the wireless sensing unit 70 to perform short-range wireless communication. Therefore, in addition to the effect of the first embodiment, the wireless communication terminal 80 and the wireless sensing unit 70 can also be used. In the meantime, close-range wireless communication is indeed performed.

Furthermore, in Embodiments 1 to 3, although the wireless sensing unit 70 that performs short-range wireless communication with the wireless communication terminal 80 is applicable to the rice cooker 100 having the operation display unit 50 on the front portion of the cover portion 30, The invention is not limited to this. For example, the present invention can also be applied to a rice cooker having the operation display portion 50 on the upper surface of the front portion of the main body portion 10 with the hinge 33 side as the rear portion. In this rice cooker, a wireless sensing unit 70 is provided on the front frame of the main body portion 10.

Claims (3)

A rice cooker is characterized by comprising: a main body portion, in which an inner kettle is stored in and out freely, and has a heating mechanism for heating the previously stored inner kettle; and a lid portion is provided on the main body portion to be opened and closed freely by a hinge. To block the opening of the kettle housed in the main body portion; the operation portion, with the hinge side as the rear portion, is provided at the front portion of the main body portion or the cover portion to instruct the cooking action; the wireless sensing portion is provided The antenna part is located closer to the front side than the operation part of the body part or the cover part, and an antenna part for close-range wireless communication with the wireless communication terminal is housed; and a cover opening and closing button; the wireless sensing part is based on It is provided so as to surround the periphery of the cover opening / closing button. The rice cooker according to item 1 of the patent application scope, wherein the cover opening and closing button is located at the front outer frame of the main body portion and is protruded to the front side, and the wireless sensing portion is more than the cover opening and closing button. Protrude forward. The rice cooker according to item 1 of the scope of patent application, wherein the cover opening and closing button is located on the front outer frame of the main body portion, and is located deeper than the front outer frame. The wireless sensing The parts are provided on the same surface as the aforementioned front frame.