JP2001161563A - Pressure pot for cooking - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the lid from being opened by a vapor pressure in a pot during a cooking, in the pressure pot for cooking. SOLUTION: A lid-receiving stopper is disposed on a fixing section such as a pot base or the like. At the same time, on the peripheral edge of the lid body, a flange which protrudes to the outside, is formed at two locations or more. In the meantime, a lid receiver is constituted in such a manner that the lid receiver is formed into a ring-shape, of which the cross section forms an approximately U-shape having a diameter being sufficient to be engaged with the flange of the lid body, and a notched groove which passes the flange of the lid body is formed on the upper horizontal section. Then, the lid receiver is turnably supported by the lid-receiving stopper.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooking pressure cooker which is used particularly for business purposes among cooking pressure cookers.

[0002]

2. Description of the Related Art Conventionally, in a cooking pressure cooker used for business purposes, a lid placed on a cooker main body is pressed against the cooker by a pressing mechanism. Then, during cooking such as boiling, the steam pressure is appropriately released by a pressure regulating valve to adjust the pressure in the pot.

[0003]

However, even when the pressure in the kettle is adjusted as described above, steam leaks due to the steam pressure, or the pressing force of the pressing mechanism cannot be sufficiently controlled by setting the pressure. The lid may open. This is extremely dangerous, for example, when the lid is blown up or exploded, and must be avoided. Further, for this reason, there was a problem that the pressure in the kettle was suddenly reduced and desired cooking could not be obtained. Setting the pressure to avoid this required experience and was quite cumbersome.

[0004]

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above-mentioned conventional problems, and when cooking using a pressure cooker, leakage of steam or opening of the lid during cooking is performed. It is a proposal of a safe pressure cooker without any
A lid receiving stopper is provided on a fixed portion such as a hook base, and a flange protruding outward at two or more places is formed on a peripheral edge of the lid, while a cross section having a diameter sufficient to engage with the flange of the lid. A lid receiver is formed by forming a U-shaped ring and forming a cutout groove in the upper horizontal portion that passes through a flange of the lid, and the lid receiver is rotatably supported by a lid receiving stopper. It is characterized by.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to an embodiment illustrating the present invention. Reference numeral 1 denotes a kettle body, which includes a kettle and other containers such as pans, and the shape thereof is not limited to the illustrated one. Reference numeral 2 denotes a lid, and the peripheral edge 2 of the lid is fitted or placed on the peripheral edge 11 of the opening of the shuttle main body 1.
Reference numeral 1 denotes a hook-shaped hanging or flat-shaped projection, and a plurality of flanges 22, 22, 22.
Are formed so as to protrude in the horizontal direction. Note that it is recommended that the packing 3 be fixed to the inside of the periphery 11 of the opening of the shuttlecock main body 1 or the periphery 21 of the lid 2 and be interposed between the two.

Reference numeral 6 denotes a lid receiving stopper, which is a flat plate 6
2 and a rising edge 61 having its outer peripheral edge raised. The outer peripheral surface of the rising edge 61 is formed in a ring shape having a hook shape. It is formed to be slightly smaller, and has an inner diameter that can be fitted to the shuttle 8 to be described later, and is fixed by welding or the like after the fitting.
Further, an appropriate number of through holes 63, 63,... Are formed in the flat plate 62 to form drain holes.

Reference numeral 4 denotes a lid receiver for detachably engaging and fixing the lid 2 and the lid stopper 6. Its configuration is lid 2
Are formed in a ring shape having a substantially U-shaped cross section having a diameter sufficient to be engaged with the flanges 22, 22,..., And a notch passing through the flanges 22, 22,. Grooves 42, 42,... Are formed. or,
Operation handles 5, 5 for rotating the lid receiver 4 are attached to two linearly opposed positions on the periphery of the lid receiver 4. On the side surface 43 of the lid receiver 4, long holes 45, 45, 45 are formed at appropriate intervals in the horizontal direction. The holes 45 are provided for restricting the rotation position of the lid receiver 4 and for regulating the vertical movement of the lid receiver 4, and can reduce the weight. The bottom surface 44 of the lid receiver 4 is preferably formed so as to have a gap S between the lid holder 4 and the shuttle base 8 when engaged with the lid stopper 6, or a through hole may be provided.

In order to fit the lid receiver 4 to the lid stopper 6, the lid receiver 4 is formed in two parts, and the lid receiver stopper 6 is fitted and fixed to the shuttle base 8, and then the lid is divided into two parts. The receiver 4 is covered from the outside of the lid stopper 6 and then joined. In this connection, welding may be performed, but there is an advantage that cleaning can be facilitated if the connection is made removably by bolts and nuts, and if necessary, it can be removed and removed from the lid stopper 6. Recommended for. The height of the rising edge 61 of the lid receiving stopper 6 is formed to be lower than the height of the side surface 43 of the lid receiving 4, and forming a gap between the lid receiving stopper 6 and the flange 22 of the lid 2 is the same as that of the lid receiving 4. This is convenient because it is possible to easily attach and detach the camera.

Reference numeral 7 denotes a table having a heat source (not shown) such as gas or electricity, and a shuttle 8 is provided on the upper surface thereof. A wall 71 is provided upright at the rear end of the upper surface of the table 7, and cylinders 9, 9 as opening / closing means for the lid 2 are mounted on the inner surface of the wall 71. The cylinder 9
The base ends of arms 10 and 10 are pivotally attached to the distal end of the arm 10, and the distal end of the arm 10 is fixed to the upper surface side of the lid 2, and the cylinders 9 and 9 are moved up and down to move the arms 10 and 10. When the cover 2 is closed, the arm 1 is opened and closed.
The lid 2 is pressed against the shuttle main body 1 by pressing forces of 0 and 10. In addition, a pressure regulating valve 23, a safety valve 24, and a relief cock 25 are provided on the lid 2 as required.

Next, a method of attaching the lid receiver 4 to the lid 2 will be described. First, the lid receiver 4 is fitted to the lid receiver stopper 6 previously fixed to the shuttle base 8 by the above-described method. Next, after the lid 2 is closed to the shuttle main body 1, the operation handles 5, 5 are gripped, the lid receiver 4 is pulled up, and the notches 42, 42,. ,.., And further lifted to bring the upper horizontal portion 41 above the flanges 22, 22,. Next, the operation handles 5, 5 are rotated to rotate the lid receiver 4, and the upper horizontal portion 41 is placed on the flanges 22, 22, ... of the lid 2. Thereafter, screws 46, 46 as pins are inserted into the long holes 45, 45, 45, and screwed into screw holes 64 formed on the side surface of the lid stopper 6. Instead of the screw 46, a pin may be inserted and fixed. Thus, the rotation range of the lid receiver 4 is limited by the elongated holes 45 and the screws 46, and the vertical movement thereof is restricted, and the lid receiver 4 is stably supported by the lid receiver stopper 6.

The purpose can be achieved by forming the flange 22 formed on the lid 2 and the cutout groove 42 formed on the lid receiver 4 in at least two linear positions. Providing a plurality of pieces is convenient because the position of engagement is not limited and mounting can be easily performed.

When the operation handle 5 is attached to the lid receiver 4, it may be fixed so as to be directly welded to the lid receiver 4, but projecting pieces 47, 47,. , And the mounting pieces 51 of the operation handle 5 can be further screwed together.

In use, when the lid 2 is closed to the shuttle main body 1, the upper horizontal portion 41 is engaged with the flange 22 of the lid 2 by rotating the lid receiver 4 by operating the operation handle 5. When the lid is opened, the flange 22 is brought into the notch groove 42 by the rotation of the lid receiver 4, and the lid 2 is opened by the cylinder 9 and the arm 10. At this time, the lid receiver 4 is supported on the lid receiver stopper 6 by a screw 46 inserted into the elongated hole 45 and does not move up and down.
Is a range of the elongated hole 45. Water or the like flowing out of the pot base 8 due to washing of the pot base 8, etc.
, Flows through the through holes 63, 63,.
It flows out from the gap S between the iron and the hook stand 8.

[0014]

As described above, according to the first aspect of the present invention, a lid receiving stopper is provided on a fixed portion such as a shuttle base, and a flange projecting outward at two or more locations on the periphery of the lid. On the other hand, a lid receiving member is formed in a ring shape having a substantially U-shaped cross section having a diameter sufficient to engage with the flange of the lid, and a cutout groove passing through the flange of the lid in the upper horizontal portion. Since the lid receiver is rotatably supported by the lid receiving stopper, the lid is fixed to the lid receiving stopper by the lid receiving even if the pressure in the shuttle rises and the lid is pushed up, By preventing this, accidents such as gas-liquid leakage, damage to the lid, and explosion can be completely prevented, and a safe and easy-to-operate pressure cooker can be provided.

According to the second aspect of the present invention, an appropriate number of elongated holes are formed at appropriate intervals on the periphery of the lid receiver, and the pins fixed to the lid receiving stopper are inserted into the elongated holes. The rotation position of the receiver and the regulation of vertical movement are reliable,
The engagement and disengagement with the lid can be easily performed, and the lid can be securely fixed.

According to the third aspect of the present invention, since the operation handle is attached to the peripheral edge of the lid receiver, the operation of the lid receiver can be performed extremely easily.

[Brief description of the drawings]

FIG. 1 is a side view showing an embodiment of a pressure cooker according to the present invention.

FIG. 2 is an enlarged sectional front view of a main part of the above.

FIG. 3 is an enlarged exploded perspective view of a main part of the above.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hook main body 11 Opening edge 2 Lid 21 Peripheral edge 22 Flange 3 Packing 4 Lid receiver 41 Upper horizontal part 42 Notch groove 43 Side surface 44 Bottom surface 45 Long hole 46 Screw 5 Operation handle 6 Lid receiving stopper 61 Upright edge 62 Flat plate 63 Through hole 64 Screw hole 7 Table 8 Hook stand 9 Cylinder 10 Arm

Claims (3)

[Claims] 1. A lid receiving stopper is provided on a fixed portion such as a shuttle base, and a flange protruding outward at two or more places is formed on a peripheral edge of the lid, while it is sufficient to engage with a flange of the lid. It is formed in a ring shape having a substantially U-shaped cross section having a diameter, and a cutout groove is formed in the upper horizontal portion so as to pass through a flange of the lid, thereby forming a lid receiver, and the lid receiver is rotatable on a lid receiver stopper. Pressure cooker for cooking, characterized by being supported by. 2. The device according to claim 1, wherein an appropriate number of elongated holes are formed at an appropriate interval on a peripheral edge of the lid receiver, and a pin fixed to a lid receiving stopper is inserted through the elongated holes. Pressure cooker for cooking. 3. The cooking pressure cooker according to claim 1, wherein an operation handle is attached to a periphery of the lid receiver.