JP3198570U - Thermal cooking pot - Google Patents

Abstract

An object of the present invention is to provide a heat-insulating cooking pan that can be kept warm for a long time. A heat-insulating cooking pan has an outer pot 10 and an inner pot 20, and the outer pot 10 is provided with an outer pot body 11 and a heat retaining member, of which a lower opening is formed at the lower part of the outer pot body 11 to keep the heat. The member is attached in the vicinity of the lower opening of the outer pan body 11 and includes a base 12. A guide block 13 is installed at the center of the base 12. A plurality of heat retaining blocks 14 are provided around the guide block 13 and on the base 12. While being arranged in a ring, a fire inlet is formed, and the inner pot 20 is installed inside the outer pot 10, and includes an inner pot body 21, a pair of handles 22, and an inner pot bottom, Among them, a latching flange 211 is extended in the radial direction around the upper edge of the inner pot body 21, and the latching flange 211 is brought into contact with the flange 111 of the outer pot body 11. Between the main body 11 Has between a pair of handles 22 are attached to opposite sides of the inner pan body 21, the inner bottom of the pan part is provided at the bottom of the inner bowl body 21. [Selection] Figure 2

Description

  The present invention relates to a heat-insulating cooking pan that can be kept warm for a long time.

  As shown in FIG. 12, the conventional pot 50 usually puts water and foodstuffs, heats them with the stove 60, etc., and simmers foodstuffs. Moreover, since the bottom face of the conventional pan 50 is flat, it is inferior in the preheat retention effect, and its heating efficiency is low. Furthermore, when the conventional pan 50 is used, the heating time is long, and if the fire is extinguished, it is easy to dissipate the residual heat at the bottom, and the heat retention effect is inferior.

  Since the conventional pan does not have a heat retaining structure, the heating efficiency is low and the heat retention effect is inferior and needs to be improved.

The insulated cooking pot according to the present invention has an outer pot and an inner pot,
The outer pan comprises an outer pan body and a heat retaining member, of which a lower opening is formed in the lower portion of the outer pan body, the heat retaining member is attached in the vicinity of the lower opening of the outer pan body, and includes a base, A guide block is installed at the center of the base, and a plurality of heat retaining blocks are arranged in a ring around the guide block and in the base, and a fire intake is formed.
The inner pot is installed inside the outer pot, and includes an inner pot body, a pair of handles, and an inner pot bottom, and a retaining flange extends radially in the periphery of the upper end of the inner pot body. The latch flange is in contact with the upper edge of the outer pan body, and there is a gap between the inner pan body and the outer pan body. It is attached to both opposing sides, and the inner pot bottom is provided at the bottom of the inner pot body.

In such a warm cooking pot,
The base of the heat retaining member includes a bottom plate, and an annular wall portion is protruded from the bottom plate, and a plurality of contact ribs are annularly arranged on the bottom plate at intervals.
It is preferable that the guide block and the heat retaining block are respectively installed so as to correspond to the contact ribs of the base.

In such a warm cooking pot,
A plurality of convex portions are provided in a zigzag shape and spaced apart on the surface of the contact rib in the base of the heat retaining member,
The guide block of the heat retaining member includes a heat conducting portion, a contact flange extending in a radial direction is provided on an outer peripheral edge of the heat conducting portion, and a plurality of slits are formed in the heat conducting portion at intervals. And
The guide block is preferably abutted so as to correspond to the convex portion via the abutting flange.

In such a warm cooking pot,
A cross-shaped guide groove is formed on the surface of the heat conduction portion of the guide block of the heat retaining member, a through hole is formed in the center where the guide groove intersects, and at least one guide hole communicating with the slit in each guide groove Is preferably formed.

In such a warm cooking pot,
Each of the heat retaining blocks includes a heating unit, one or more contact wings, and a guide hole, and the corresponding wing extends to the side of the heating unit, and the guide hole includes the heating unit. It is preferable that the abutting wing portion of each of the heat retaining blocks is installed so as to correspond to the convex portion and come into contact therewith.

In such a warm cooking pot,
At least one guide having a rice-shaped guide groove formed on the upper surface of the heat conducting portion of the guide block of the heat retaining member, a through hole formed in the center of the guide groove and communicating with the slit in more than half the guide groove A hole is preferably formed.

  In such a heat-insulating cooking pan, it is preferable that a guide slit communicating with the guide hole is recessed on the upper surface of the heating portion of each heat-retaining block.

In such a warm cooking pot,
Preferably, a bottom door is attached to the bottom of the base of the heat retaining member, and the bottom door is installed below the fire inlet so as to be openable and closable.

In such a warm cooking pot,
The bottom door includes a lower frame, a door portion, and a knob, the lower frame is attached to the bottom portion of the base, and the door portion is movably attached between the lower frame and the base, The knob is preferably attached to the door.

In such a warm cooking pot,
An opening is formed in the lower frame;
It is preferable that the door part is provided with a stop convex edge that passes through the opening.

In such a warm cooking pot,
A plurality of ventilation holes are formed at positions corresponding to the bottom door on the surface of the outer pot body, and a shielding plate is installed on the door part so as to cover the ventilation holes of the outer pot body so as to be opened and closed. Is preferred.

  In such a heat-insulating cooking pan, it is preferable that a plurality of hollow and rectangular heating pillars are provided on the surface of the bottom portion of the inner pan in the inner pan so as to protrude at intervals.

  In such a heat-insulating cooking pan, it is preferable that a plurality of hollow and triangular heating pillars are provided on the surface of the bottom portion of the inner pan in the inner pan so as to protrude at intervals.

In such a warm cooking pot,
It is preferable that a plurality of ventilation holes are formed on the surface of the outer pot body, and an outer pot door is provided at a position corresponding to each ventilation hole in the outer pot body so as to be opened and closed.

The insulated cooking pot according to the present invention has the following merits.
1. While the outer pot wraps the inner pot and heats the heat retaining member with an external heat source, the outer pot sends heat energy to the inner pot by means of conduction, convection heat, and radiant heat. If the pan is heated for a long time, the high temperature can be maintained to some extent even after the external heat source is turned off.In other words, since the heat dissipation is low, the food should continue to be heated to some extent even after the stove is turned off. Can do.
2. The heat insulation member of the outer pan of the present invention has a guide block that guides and concentrates fire from a stove, and a plurality of heat insulation blocks that can store energy, so heat energy is even and smooth. Since it can be heated in a short time by guiding it to the inner pot, it leads to saving of heat energy.
3. Since the vent hole is covered by the outer pot door or the shielding plate, and the fire inlet of the base is covered by the bottom door, the outer pot can be adjusted to be sealed and the outer pot Since the internal heat is not dissipated and the steam does not leak to the outside, the ambient temperature around the heat-insulating cooking pan is not raised.

It is a perspective view of the 1st Example of the heat insulation cooking pot which concerns on this invention. It is a disassembled perspective view of the 1st Example of the heat retention cooking pot which concerns on this invention. It is a disassembled perspective view of the heat retention member in the 1st Example of the heat insulation cooking pot which concerns on this invention. It is another disassembled perspective view of the heat retention member in the 1st Example of the heat retention cooking pot which concerns on this invention. It is a partial section perspective view of the 1st example of the heat-insulating cooking pot concerning the present invention. It is a fragmentary sectional view of the 1st Example of the heat insulation cooking pot which concerns on this invention. It is sectional drawing which shows the use condition of the 1st Example of the heat retention cooking pot which concerns on this invention. It is a partial expanded sectional view which shows the use condition of the 1st Example of the heat insulation cooking pot which concerns on this invention. It is a fragmentary sectional perspective view of the 2nd example of the heat insulation cooking pan concerning the present invention. It is a disassembled perspective view of the 3rd Example of the heat insulation cooking pot which concerns on this invention. It is a partial expansion perspective view of the 2nd Example of the heat insulation cooking pot which concerns on this invention. It is sectional drawing which shows the use condition of the conventional pan.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In addition, the following Example is only what showed the preferred embodiment of this invention, and the technical scope of this invention is not limited to the following Example itself at all.

  As shown in FIGS. 1 to 6, the first embodiment of the heat-insulating cooking pan according to the present invention has an outer pot 10 and an inner pot 20.

  As shown in FIGS. 1 and 2, the outer pot 10 includes an outer pot body 11 and a heat retaining member, and the outer pot body 11 is a hollow cylindrical body, and includes an upper opening, a lower opening, and a flange. 111, a plurality of vent holes 112, an outer pot door 113, and a plurality of fixing holes 114, of which the upper opening is formed in the upper part of the outer pot body 11, and the lower opening is the outer pot body 11, the flange 111 extends radially from the upper peripheral edge of the outer pan body 11, and the vent holes 112 are arranged in the horizontal direction at intervals, respectively. The outer pot door 113 is provided at a position corresponding to each vent hole 112 of the outer pot main body 11 so as to be openable and closable, and the vent hole 112 can be closed. The outer pan door 113 is provided so as to be openable and closable in the vertical direction, that is, the vertical direction of the drawing, and the fixing hole 114 has an elongated shape and is annularly spaced at equal intervals on the outer peripheral surface of the outer pan body 11. It is preferable that a fixing unit 115 is installed in each fixing hole 114 such that the fixing unit 115 is a bolt.

As shown in FIGS. 2, 3, and 4, the heat retaining member is attached in the vicinity of the lower opening of the outer pan body 11, and includes a base 12, a guide block 13, a plurality of heat retaining blocks 14, and a bottom door. 15, the base 12 includes a circular bottom plate 121, a fire inlet 122 is formed at the center of the bottom plate 121, and an annular wall portion 123 is projected from the bottom plate 121. A plurality of contact ribs 124 are annularly arranged at intervals, and a plurality of screw holes 1211 are recessed at intervals on the outer peripheral surface of the bottom plate 121 corresponding to the fixing holes 114.
Further, the screw hole 1211 of the bottom plate 121 corresponds to the fixing hole 114, and the fixing unit 115 passes through the fixing hole 114 and is screwed into the screw hole 1211 so that the bottom plate 121 can be adjusted. Combined inside.
Further, the height of the abutment rib 124 is lower than the height of the wall portion 123, and a plurality of convex portions 1241 are provided in a zigzag shape at intervals on the surface of the corresponding rib 124. In this case, the contact area can be reduced, so that the efficiency of heat conduction can be increased. Each of the contact ribs 124 is provided with five convex portions 1241, and the convex portions 1241 are preferably arranged in a zigzag shape and at intervals.

  The guide block 13 is disposed at the fire inlet 122 of the bottom plate 121 so as to correspond to the fire inlet 122 of the base 12, and includes a heat conducting portion 131. A radial direction is provided on the outer peripheral edge of the heat conducting portion 131. The heat conducting portion 131 is formed with a plurality of slits 133 at intervals, and the heat conducting portion 131 has a cone whose outer diameter decreases as it goes downward. And a cross-shaped guide groove 1311 is formed on the upper surface, a through hole 1312 is formed at the center where the guide groove 1311 intersects, and each guide groove 1311 communicates with the slit 133. A plurality of guide holes 1313 are formed at intervals, and the guide block 13 is brought into contact with the convex portion 1241 through the contact flange 132.

  Each of the heat retaining blocks 14 corresponds to the abutment rib 124 of the base 12 and is installed in an annular shape so as to abut above the convex portion 1241. In this embodiment, the base 12 has eight abutment ribs 124 and eight heat retaining blocks 14, and the respective abutment ribs 124 are annularly arranged at equal intervals, while each heat retaining block 14 has a fan shape. And abutting so as to correspond to the abutting rib 124, and provided with a heating part 141, two abutting wing parts 142, and a guide hole 143, of which the heating part 141 is a fan-shaped block, The abutting wings 142 are extended laterally on opposite sides of the heating part 141, and the guide holes 143 are formed so as to penetrate through the intermediate part of the heating part 141. The abutment wings 142 abut on the corresponding abutment ribs 124 on both sides.

  The bottom door 15 is attached to the bottom of the base 12 so as to be horizontally openable and closable, and includes a lower frame 151, a door portion 152, and a knob 153, of which the lower frame 151 is positioned below the fire intake port 122. As described above, an opening 1511 that is attached to the bottom of the base 12 and is located around the fire intake 122 is formed, and the door portion 152 is movably attached between the lower frame 151 and the fire intake 122, A stop convex edge 1521 penetrating through the opening 1511 is provided, and the knob 153 is attached to the door portion 152 so as to protrude from the outer pan body 11, and the knob 153 can freely open and close the fire inlet 122. Can be adjusted.

  The inner pot 20 is installed inside the outer pot 10, and includes an inner pot body 21, a pair of handles 22, and an inner pot bottom portion 23. 211 is extended, and the hanging flange 211 is brought into contact with the flange 111 of the outer pot body 11, and there is a gap between the inner pot body 21 and the outer pot body 11, and the pair of handles The inner pot bottom 23 is provided on the bottom of the inner pot main body 21, and a plurality of heating columns 231 are spaced from the surface of the inner pot bottom 23. Each heating column 231 is a hollow and rectangular column, and a plurality of heat convection spaces 232 are formed at the bottom, thereby providing a heat retaining effect by allowing hot air to flow in.

As shown in FIGS. 7 and 8, the user puts the ingredients in the inner pot 20, places the inner pot 20 in the outer pot 10, and places the outer pot 10 on the stove 40 to ignite and heat. To do. At this time, the heat retaining member of the outer pot 10 is directly heated by the stove 40, and the guide block 13 is heated through the fire intake 122, and the fire is caused to the surrounding heat retaining block 14 by the special configuration of the guide block 13. Since the temperature of the heat retaining block 14 rises rapidly due to the guide, and at the same time, heat flows into the heat convection space 232 of the inner pot bottom 23 and convects, so the bottom of the inner pot 20 is heated uniformly and rapidly. can do.
On the other hand, when stopping the use of the heat-insulating cooking pan, extinguish the fire of the stove 40, close the outer pot door 113 and seal the fire intake 122, close the bottom door 15 and seal the fire intake 122, Since the outer pot 10 is completely sealed, the internal heat convection or the high-temperature air is less diffused to the outside.
Moreover, since the volume of the heat retaining member is larger than a general pan, it can absorb a lot of heat. Therefore, the heat-insulating cooking pot according to the present invention can be stewed at a high temperature for a long time and maintained at a high temperature, and once heated, it can be maintained at a high temperature for a long time without radiating heat to the outside. Because it can save gas cost, it is highly practical.

  As shown in FIG. 9, the second embodiment of the warming cooking pot according to the present invention is almost the same as the first embodiment, but differs in that the heating column 231A of the inner pot bottom 23A is hollow and triangular. .

As shown in FIG.10 and FIG.11, although the 3rd Example of the heat insulation cooking pot which concerns on this invention is almost the same as the 1st Example, the structure of a part of outer pot 10B differs.
That is, the outer pot 10B includes an outer pot body 11B and a heat retaining member. The outer pot body 11B includes an upper opening, a lower opening, a flange 111, a plurality of ventilation holes 112, and a plurality of fixing holes 114. A plurality of fixing units 115, of which the vent holes 112 are vertically arranged at intervals, and each of the fixing holes 114 is an elongated hole in the vertical direction. Formed on the outer peripheral surface of the main body 11, each fixing unit 115 includes a screw portion and a hexagon head portion, and the screw portion passes through the fixing hole 114 from the outer pan main body 11B and is inserted into the outer pan main body 11B. In this configuration, the fixing unit 115 can be adjusted in the vertical direction so as to be movable and can be positioned at an appropriate height.

  The heat retaining member is put into the inside of the outer pan body 11B from the upper opening, and is engaged above the fixed unit 115 inserted into the inside of the outer pan body 11B by the bottom. Further, the heat retaining member includes a base 12, a guide block 13B, a plurality of heat retaining blocks 14B, and a bottom door 15B, and a sliding groove 125 is recessed in the bottom of the base 12, and the heat in the guide block 13B. A US-shaped guide groove 1311 is formed on the upper surface of the conductive portion 131B, and the guide groove 1311 may or may not penetrate the guide block 13B. As shown in the drawing, in this embodiment, the four guide grooves 1311 are formed so as not to penetrate the guide block 13B, and the guide communicating with the guide hole 143 is formed on the upper surface of the heating portion 141B in the heat retaining block 14B. The slit 144 is recessed, and the guide slit 144 communicates with the guide groove 1311 of the guide block 13B.

  The bottom door 15B is attached to the bottom of the base 12 so as to be horizontally openable and closable, and includes a lower frame 151B, a door portion 152B, a knob 153B, and a shielding plate 154, of which the lower frame 151B is below the bottom plate 121. It is fixed to the bottom of the base 12 so as to be positioned, and an opening 1511 is formed so as to surround the fire inlet 122, and the door 152 is movably inserted into the bottom of the base 12 and passes through the opening 1511. A connecting plate 1522 is provided which has a stop convex edge 1521 and the door portion 152B protrudes from the outer pan main body 11B and is coupled to the knob 153B, so that the knob 153 is pulled or pushed in. Thus, the degree of opening of the fire intake 122 can be adjusted by sliding the door portion 152B. Further, the shielding plate 154 is engaged with the door portion 152B protruding from the outer pan body 11B so as to correspond to the vent hole 112 of the outer pan body 11B, and when the fire inlet 122 is closed by the door portion 152B, The ventilation hole 112 is sealed by the shielding plate 154, and the outer pot 10B is in a sealed state.

10, 10B Outer pan 11, 11B Outer pan body 111 Flange 112 Vent hole 113 Outer pan door 114 Fixing hole 115 Fixing unit 12 Base 121 Bottom plate 1211 Screw hole 122 Fire inlet 123 Wall portion 124 Contact rib 1241 Protruding portion 125 Sliding Groove 13, 13B Guide block 131, 131B Heat conduction part 1311 Guide groove 1312 Through hole 1313 Guide hole 132 Contact flange 133 Slit 14, 14B Heat retention block 141, 141B Heating part 142 Contact wing part 143 Guide hole 144 Guide slit 15, 15B Bottom door 151, 151B Lower frame 1511 Opening 152, 152B Door 1521 Stopping convex edge 1522 Connecting plate 153, 153B Knob 154 Shield plate 20 Inner pan 21 Inner pan body 211 Latch flange 22 Handle 3,23A the pan bottom portion 231,231A heating column 232 heat flow space 40 hob 50 pot 60 Stove

Claims (18)

Have an outer pot and an inner pot,
The outer pan comprises an outer pan body and a heat retaining member, of which a lower opening is formed in the lower portion of the outer pan body, the heat retaining member is attached in the vicinity of the lower opening of the outer pan body, and includes a base, A guide block is installed at the center of the base, and a plurality of heat retaining blocks are arranged in a ring around the guide block and in the base, and a fire intake is formed.
The inner pot is installed inside the outer pot, and includes an inner pot body, a pair of handles, and an inner pot bottom, and a retaining flange extends radially in the periphery of the upper end of the inner pot body. The latch flange is in contact with the upper edge of the outer pan body, and there is a gap between the inner pan body and the outer pan body. A heat-insulated cooking pan, which is attached to opposite sides, and the bottom portion of the inner pan is provided at the bottom of the inner pan body. The base of the heat retaining member includes a bottom plate, and an annular wall portion is protruded from the bottom plate, and a plurality of contact ribs are annularly arranged on the bottom plate at intervals.
The heat insulation cooking pot according to claim 1, wherein each of the guide block and the heat insulation block is installed so as to correspond to a contact rib of the base. A plurality of convex portions are provided in a zigzag shape and spaced apart on the surface of the contact rib in the base of the heat retaining member,
The guide block of the heat retaining member includes a heat conducting portion, a contact flange extending in a radial direction is provided on an outer peripheral edge of the heat conducting portion, and a plurality of slits are formed in the heat conducting portion at intervals. And
The heat insulation cooking pot according to claim 2, wherein the guide block is brought into contact with the convex portion via a contact flange.   A cross-shaped guide groove is formed on the surface of the heat conduction portion of the guide block of the heat retaining member, a through hole is formed in the center where the guide groove intersects, and at least one guide hole communicating with the slit in each guide groove The heat-insulating cooking pan according to claim 3, wherein:   Each of the heat retaining blocks includes a heating unit, one or more contact wings, and a guide hole, and the corresponding wing extends to the side of the heating unit, and the guide hole includes the heating unit. The heat-insulating cooking pan according to claim 4, wherein the heat-insulating cooking pan is formed so as to penetrate, and the abutting wing portion of each heat-retaining block is installed so as to correspond to and abut the convex portion.   At least one guide having a rice-shaped guide groove formed on the upper surface of the heat conducting portion of the guide block of the heat retaining member, a through hole formed in the center of the guide groove and communicating with the slit in more than half the guide groove The heat insulation cooking pot according to claim 3, wherein a hole is formed.   Each of the heat retaining blocks includes a heating unit, one or more contact wings, and a guide hole, and the corresponding wing extends to the side of the heating unit, and the guide hole includes the heating unit. The heat-insulating cooking pan according to claim 6, wherein the heat-insulating cooking pan is formed so as to penetrate, and the abutting wing portion of each heat-retaining block is disposed so as to abut against the convex portion.   The heat insulation cooking pan according to claim 7, wherein a guide slit communicating with the guide hole is formed on the upper surface of the heating portion of each heat insulation block.   Each of the heat retaining blocks includes a heating unit, one or more contact wings, and a guide hole, and the corresponding wing extends to the side of the heating unit, and the guide hole includes the heating unit. The heat-insulating cooking pan according to claim 3, wherein the heat-insulating cooking pan is formed so as to penetrate, and the abutting wing portion of each heat-retaining block is disposed so as to abut against the convex portion.   The heat insulation cooking according to any one of claims 1 to 9, wherein a bottom door is attached to a bottom portion of the base of the heat insulation member, and the bottom door is installed below the fire intake port so as to be openable and closable. pot.   The bottom door includes a lower frame, a door portion, and a knob, the lower frame is attached to the bottom portion of the base, and the door portion is movably attached between the lower frame and the base, The heat insulation cooking pan according to claim 10, wherein the knob is attached to the door portion. An opening is formed in the lower frame;
The heat insulation cooking pot according to claim 11, wherein a stop convex edge that passes through the opening is provided in the door portion.   A plurality of ventilation holes are formed at positions corresponding to the bottom door on the surface of the outer pot body, and a shielding plate is installed on the door part so as to cover the ventilation holes of the outer pot body so as to be opened and closed. The heat-insulating cooking pan according to claim 12.   The heat-insulating cooking pan according to claim 13, wherein a plurality of hollow and rectangular heating pillars are protruded from the surface of the bottom portion of the inner pan in the inner pan.   The heat-insulating cooking pot according to claim 13, wherein a plurality of hollow and triangular heating pillars are provided on the surface of the bottom of the inner pot in the inner pot so as to protrude.   The heat insulation cooking according to claim 10, wherein a plurality of ventilation holes are formed on a surface of the outer pot body, and an outer pot door is provided at a position corresponding to each ventilation hole in the outer pot body so as to be opened and closed. pot.   The heat-insulating cooking pot according to any one of claims 1 to 9, wherein a plurality of hollow and rectangular heating pillars are provided on the surface of the bottom of the inner pot in the inner pot with a space therebetween. .   The heat-insulating cooking pot according to any one of claims 1 to 9, wherein a plurality of hollow and triangular heating pillars are provided on the surface of the bottom of the inner pot in the inner pot at intervals. .

Images