KR100389812B1 - Electric keeping warm pressure rice pot - Google Patents

Abstract

PURPOSE: An electric pressure rice cooker is provided to open the inner lid conveniently by opening and closing the opening ring easily with turning the rotary handle simply, and to cut down manufacturing cost by preventing wrong operation with simple structure. CONSTITUTION: An electric pressure rice cooker includes an inner container formed in a rice cooker; an inner lid(140) formed inside a rice cooker lid to cover the inner container; a rotary handle(150) turned and installed in the upper part of the inner lid, exposed out of the rice cooker lid, and composed of an oval guide groove; a Y-shaped opening ring(160) moving circumferentially by a guide pin of the inner lid, and having a moving part including a guide projection inserted to the guide groove of the rotary handle to contact or separate the inner lid from the inner container in turning the rotary handle and a lock part including the staple-shaped section; and a guide elongated hole formed in the middle of the opening ring to insert the guide pin for moving the opening ring.

Description

ELECTRIC KEEPING WARM PRESSURE RICE POT

The present invention relates to an electric thermal pressure cooker, and more particularly, by opening and closing the opening and closing ring is narrowed or opened in the circumferential direction by rotating the handle to close the inner cylinder lid to the inner cylinder by opening and closing more It relates to an electric thermal pressure cooker that can be conveniently performed.

In general, the pressure cooker is to increase the boiling point of the water containing the rice when cooking by using a different boiling point of water depending on the pressure to improve the boiling taste of the cooked rice.

Meanwhile, the higher the rate at which the starch is alphaized, the lower the sweetness, and the higher the rate at which the preflame is alphaized, the higher the water temperature is near 100 ° C, and the higher the water temperature is above 100 ° C. In other words, the higher the pressure of the inner barrel, the higher the boiling point of the water, so the rate of alpha in the inner barrel is increased, thereby improving the taste of the rice. This is why rice cooked by a pressure cooker occupies and tastes more than a general cooker.

The pressure cooker heats the rice inside the inner cylinder using the combustion heat of the gas to perform the weft. Recently, unlike the pressure cooker using the gas, the cooker is driven by using a heater that is driven by electricity and generates heat. The electric heat-pressure rice cooker which performs cooking, such as cooking by heating this contained inner cylinder, is commercialized and is popular.

1 is a perspective view showing a conventional electric thermal pressure cooker. As shown in FIG. 1, the conventional pressure cooker 10 is coupled to an opening of the rice cooker 11 so that the upper surface is opened and the rice cooker 11 of the hollow body is sealed and coupled to the rice cooker 11 and detachable at the same time. Rice cooker lid 12 is composed. And inside the cooker 11, the inner cylinder 13 having a position fixing protrusion 13a is located, the inner cylinder lid 14 for sealing the inner cylinder 13 is formed on the upper side of the inner cylinder (13). The rotating plate 15 having the lock piece 15a of a predetermined size is rotatably installed at the outer circumference of the inner cylinder lid 14, and coupled to the lock piece 15a at the outer circumference of the opening of the inner cylinder 13 opposite thereto. The lock groove 13b is formed. The lock piece 15a is interlocked with the lever 17, and the lock piece 15a fitted to the lock groove 13b by the lever 17 slides alternately with the lock groove 13b, so that the inner cylinder 13 and the inner cylinder lid ( 14) is hermetically coupled.

In order to couple and separate the inner barrel cover 14 and the inner cylinder 13 in such a conventional pressure cooker, a groove (not shown) having a position fixing protrusion 13a formed at the outer circumference of the inner cylinder 13 inside the rice cooker 11. After fixing the inner cylinder 13 to the cover, cover the cooker lid 12 and pull or push the lever 17 to fit the lock piece 15a of the rotating plate 15 into the lock groove 13b of the inner cylinder 13. Accordingly, the inner cylinder lid 14 can be adhered to / separated from the inner cylinder (13).

However, in such a conventional pressure cooker there is an unpleasant need to match the position of the inner cylinder, there is a problem that the lock piece is not exactly matched to the lock chrome operation is not smooth.

The present invention has been made to solve the above problems, by opening the handle exposed to the upper side of the cooker lid by opening and closing the ring is connected to the handle in the circumferential direction by narrowing or opening the inner cylinder lid to close the inner cylinder by opening and closing the lid Its purpose is to provide an electric thermal pressure cooker that can be carried out more conveniently.

In order to achieve the above object, the present invention is an electric insulating pressure cooker having an inner cylinder provided inside the cooker, and an inner cylinder lid provided inside the rice cooker lid so as to cover the inner cylinder, the inner barrel is rotated on the upper surface The upper end is formed to be exposed to the outside of the rice cooker lid, the lower end of the lower end is formed between the rotary handle formed with an elliptical guide groove, the rice cooker lid and the inner cylinder lid in the circumferential direction by the guide pin formed on the upper surface of the inner lid The guide is moved, and the one end portion is formed with a moving projection having a guide projection inserted into the guide groove of the rotary handle so that the inner cylinder lid can be in close contact with the inner cylinder in accordance with the rotation of the rotary handle, the letter "c" The "Y" shaped opening and closing ring formed with a lock portion having a lateral cross-sectional shape, and formed in the middle of the opening and closing ring so as to guide the movement of the opening and closing ping The guide pin is characterized in that it is configured to include a guide hole is inserted.

1 is a perspective view showing a conventional electric thermal pressure cooker.

Figure 2 is a perspective view of the electric thermal pressure cooker according to the present invention.

3 and 4 are plan views showing a narrowed / opened state of the opening / closing ring respectively installed in the inner cylinder.

Figure 5 and Figure 6 is a side cross-sectional view showing a narrowed / open state of the opening and closing ring respectively installed in the inner cylinder.

** Description of symbols for the main parts of the drawing **

110: rice cooker 120: inner barrel

130: rice cooker lid 140: inner cylinder lid

142: guide pin 150: rotary handle

152: shaft 154: guide groove

160: opening and closing ring 162: guide groove

164: moving unit 164a: guide projection

166: opening and closing part

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the attached island.

Figure 2 is a perspective view showing an electric thermal pressure cooker according to the present invention, Figure 3 and Figure 4 is a plan view showing a narrowed / open state of the opening and closing ring installed in the inner cylinder, respectively, Figures 5 and 6 are respectively installed in the inner cylinder A side sectional view showing a narrowed / opened state of the opening / closing ring.

First, as shown in Figures 2, 3 and 5, the electric thermal pressure cooker 100 of the present invention can cover the inner cylinder 120 and the inner cylinder 120 provided inside the cooker 110. An inner barrel lid 140 provided inside the rice cooker lid 130 so as to be rotated on an inner surface of the inner barrel lid 140 and having a shaft 152 rotated therein; An opening and closing ring installed between the rice cooker lid 130 and the inner barrel lid 140 to close / close the inner barrel lid 140 to the inner barrel 120 according to the rotation of the rotary handle 150 ( 160).

More specifically, the rice cooker lid 130 is hinged on the upper side of the rice cooker 110, the inner cylinder 120 for holding food is provided inside the rice cooker 110. Inside the cooker lid 130, the inner cylinder lid 140 is installed, the inner cylinder lid 140 is located on the upper side of the inner cylinder 120 to cover the inner cylinder 120 overflows the food inside the inner cylinder 120 or It serves to block the inner cylinder (120).

Between the rice cooker lid 130 and the inner cylinder lid 140 is provided with a close means for contacting the inner cylinder lid 140 to the inner cylinder 120 selectively.

As the above-mentioned close contact means, first, the shaft 152 is formed on the upper surface of the inner cylinder lid 140 so that the rotating handle 150 is rotated, and the upper end of the rotating handle 150 is exposed to the outside of the rice cooker lid 130. It is installed, the lower end of the lower end of the rotary handle 150 is formed with an oval guide groove 154.

On the other hand, between the rice cooker lid 130 and the inner cylinder lid 140 is provided with an opening and closing ring 160 having a substantially "Y" shape, the opening and closing ring 160 is formed on the upper surface of the inner cylinder lid 140 It is configured to slide in the circumferential direction by the pin 142. That is, the guide pin 142 is inserted into the guide groove 162 formed in the middle of the opening and closing ring 160, the opening and closing ring 160 is linearly moved in the circumferential direction along the guide pin 142.

The opening / closing ring 160 is largely divided into two parts to close / close the inner cylinder lid 140 to the inner cylinder 120 according to the rotation of the rotary handle 150, and one side of the opening / closing ring 160. At the end, a moving part 164 having a guide protrusion 164a inserted into the guide groove 162 of the front wheel 150 is formed, and the other end of the opening / closing ring 160 has a “c” shaped side cross-sectional shape. An opening and closing portion 166 having a shape is formed. The opening and closing portion 166 of the opening and closing ring 160 serves to close the outer periphery of the inner cylinder lid 140 and the upper end of the inner cylinder 120 to be in close contact with each other.

Reference numeral 170 shows the rubber packing installed on the inner surface of the inner cylinder lid 140 to seal the inner cylinder 120.

Referring to the operation of the electric thermal pressure cooker according to an embodiment of the present invention configured as described above are as follows.

3 and 5 show the state in which the opening and closing portion 166 of the opening and closing ring 160 is in close contact with the inner cylinder cover 140, the opening and closing ring 160 in this state to release the close contact state 4 and 6, first, the upper end of the rotating handle 150 installed to be exposed to the outside of the cooker lid 130 by approximately 90 °, the guide groove 154 of the rotating handle 150. Since the guide protrusion 164a is inserted into the opening / closing ring 160, the result is opened in the circumferential direction. As the opening / closing ring 160 is opened in the circumferential direction, the opening / closing ring 160 is released to close the inner cylinder lid 140 from the inner cylinder 120.

As described above, as shown in FIGS. 3 and 5 in the state in which the opening / closing ring 160 is opened (as shown in FIGS. 4 and 6), the opening and closing ring 160 is further rotated by 90 °. As the opening and closing portion 166 is narrowed, the inner cylinder lid 140 is held in close contact with the locking jaw 122 formed at the upper end of the inner cylinder 120 to couple the inner cylinder lid 140 to the inner cylinder 120.

As a result, as shown in Figures 2 to 6, the inner cylinder lid 140 is in close contact with the inner cylinder 120, so the operation simply by turning and pressing the rotary handle 150 installed on the outside of the rice cooker lid 130 Easy to use

Although the present invention has been described with reference to one embodiment shown in the drawings, this is only exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible.

As described above, according to the present invention, the opening and closing ring is easily opened and closed by simply turning the rotary handle, so there is an advantage of convenience.

In addition, the structure is simple, there is no failure and there is an effect that can reduce the manufacturing cost.

Claims (1)

In the electrical insulating pressure cooker having an inner cylinder provided inside the cooker, and an inner cylinder lid provided inside the cooker lid to cover the inner cylinder, Rotating handle is formed on the upper surface of the inner barrel to be rotated, the upper end is exposed to the outside of the cooker lid, the lower handle is formed with an elliptical guide groove; It is installed between the rice cooker lid and the inner cylinder lid is guided in the circumferential direction by a guide pin formed on the upper surface of the inner barrel lid, one side so that the inner cylinder lid can be in close contact with / the inner cylinder in accordance with the rotation of the rotary handle An end portion having a moving part having a guide protrusion inserted into the guide groove of the rotary handle, and an opening portion having a “Y” shape opening and closing ring formed at the other end thereof with a lock portion having a “C” side cross-sectional shape; And Is formed in the middle of the opening and closing ring electric pressure cooker, characterized in that it comprises a guide hole is inserted into the guide pin is inserted so as to guide the movement of the opening and closing ping.