JPH06159683A - Portable gas cooker - Google Patents

Abstract

PURPOSE:To simplify a mounting structure of a tripod set up to support a kettle and to further easily mount the tripod. CONSTITUTION:A tripod mounting base 14 having a threaded part 14b shut OFF from a gas passage 15 in a burner 1 is provided at a center on an upper surface of the burner 1 having a burner port 1a at its top, and a connector 24 having a female or male threads to be engaged with the part 14b is provided at a center of the tripod 2 disposed above the burner 1. The tripod 2 can be mounted at the burner 1 by a simple operation of merely engaging the connector 24 with the part 14b.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable gas stove used for camping and the like.

[0002]

2. Description of the Related Art Generally, as shown in FIG. 12, a gas stove of this type has an outer peripheral side inclined obliquely downward with respect to a central side,
On the upper surface of a burner B composed of a circular top plate B1 having a crater b composed of a large number of small-diameter holes in this inclined portion and a circular bottom plate B2 joined to the outer peripheral edge of the top plate B1, the center side of the burner B is attached. From the bottom of the burner B, while supporting the GOTOKU C which is composed of a plurality of GOTOKU blades C1 extending radially from and a locking piece C2 bent in a hook shape from the tips of the GOTOKU vanes C1 toward the burner B, A spring receiving plate D facing the bottom plate B2 and a coil spring E for urging the spring receiving plate D in a direction opposite to the burner B are arranged so that each locking piece C2 of the nut C can be attached to the spring receiving plate. It is hooked on the outer peripheral portion of D and is pressed by the force of the coil spring E via the spring receiving plate D onto the upper surface of the burner B to be mounted, while air is introduced into the central portion of the bottom plate B2 of the burner B. Attach the mixing tube F with hole F1 A control valve H having a small-diameter gas passage, a valve body (not shown) for opening and closing the gas passage, and an operating knob H1 of the valve body is coupled to the lower end of the mixing pipe F. The lower end of H is connected to the gas outlet of the gas cylinder G, a support plate J is attached to the mixing pipe F, and a discharge ignition device K having a discharge port K1 and an operating portion K2 is attached to the support plate J. ing.

[0003]

In the conventional gas stove constructed as described above, however, a hook-shaped locking piece C2 is provided at the tip of each of the rugged blades C1 of the rugged C, while the coil spring E and the spring bearing are provided. Using the plate D, the respective locking pieces C2 are hooked on the outer peripheral portion of the spring receiving plate D, and the torque C is pressed against the upper surface of the burner B by the force of the coil spring E so as to be attached. Therefore, in addition to the profitable C, the coil spring E and the spring bearing plate D are additionally required, and the number of parts is so large that the mounting structure of the profitable C is complicated.
When each of the engaging pieces C2 is attached to the spring receiving plate D by hooking it, the spring receiving plate D biased by the coil spring E in the direction opposite to the burner B is moved against the force of the coil spring E. Since each of the locking pieces C2 needs to be hooked on the outer peripheral portion of the spring receiving plate D, it is difficult to carry out the work for mounting the profitable member C, and there is a problem that the cost is high in combination with the complicated mounting structure. there were.

The present invention has been made in view of the above points, and it is an object of the present invention to simplify the structure for mounting the profitable product and further to facilitate the easy attachment of the profitable product.

[0005]

In order to achieve the above object, according to the present invention, a gotoku 2 is arranged above a burner 1 having a crater 1a at the upper part thereof, and the burner 1 is mounted on a gas cylinder. In the portable gas stove described above, a gotoku mounting base 14 that is cut off from the gas passage 15 in the burner 1 is provided in the central portion of the upper surface of the burner 1, and the gotoku mounting base 14 is attached to the central portion of the gotoku 2. A coupling portion 24 is provided, and the above-mentioned profitable member 2 is detachably attached to the upper surface of the burner 1.

Further, the gotoku attachment base 14 provided in the central portion of the upper surface of the burner 1 has a structure provided with a screw portion 14b composed of a male screw or a female screw, and a connecting portion 24 of the gotoku 2 is provided.
Is preferably a structure having a female screw or a male screw that is screwed to the screw portion 14b, and the gotoku 2 is preferably screwed to the burner 1.

[0007] Further, the Gotoku blade 2 is composed of a plurality of Gotoku blades 21 and a connecting body 22 that radially connects the Gotok blades 21.
Connecting part 22a for pressing the burner 1 toward the upper surface of the burner 1
And a coupling portion 24 that is coupled to the profitable mounting base 14 provided in the central portion of the upper surface of the burner 1. When the coupling portion 24 is coupled to the profitable mounting base 14, the profitable blade 21 is attached to the upper surface of the burner 1. You may make it press and fix.

Further, the gotoku blade 2 is composed of a plurality of gotok blades 21 and a connecting body 22 that radially connects the gotok blades 21, and the gotok blades 21 are rotatably supported on the connecting body 22 respectively. In addition, the connecting body 22 may be provided with a coupling portion 24 that is coupled to the profitable mounting base 14 provided in the central portion of the upper surface of the burner 1.

[0009]

Operation: The burnt mount 14 is provided in the center of the upper surface of the burner 1, and the coupling portion 24 is provided in the center of the burner 2.
Since the connecting portion 24 is attached to the gotoku mounting base 14, the burner 1 is provided with the gotoku mounting base 14 and the gotoku 2 is provided with the connecting portion 24. The burner 1 can be attached to the top of the burner 1
4 is provided so that the connecting portion 24 can be mounted on the profitable mounting base 14. Therefore, the burner 1 of the profitable mechanism 2 is provided.
It can be easily attached to.

Further, a threaded portion 14 formed of a male screw or a female screw is attached to a gotoku mounting base 14 provided in the central portion of the upper surface of the burner 1.
b is provided, and a female thread or a male thread to be screwed to the threaded portion 14b is provided in the joint portion 24 of the gotok 2, and when the gotok 2 is screwed to the burner 1, the gotok attachment base 14 and the joint portion 24 are provided. In addition, it is possible to provide a simple mounting structure in which only screws that are screwed with each other are provided, and moreover, it is possible to easily mount the gotoku 2 without rattling by a simple operation of rotating it.

The GOTKU 2 is formed by a plurality of GOTOKU blades 21 and a connecting body 22 which radially connects the GOTOKU blades 21, and the GOTOK blades 21 are connected to the connecting body 22 so as to face the upper surface of the burner 1. 22a for pushing
And a coupling part 24 that is coupled to the profitable mounting base 14 provided at the center of the upper surface of the burner 1,
Can be separated into the profitable blade 21 and the connecting body 22 that connects the profitable blade 21, so that the bulkiness when removing the profitable material 2 from the burner 1 and storing it in a packaging box or the like can be reduced.

Further, the gotoku blade 2 is formed by a plurality of gotok blades 21 and a connecting body 22 connecting the gotok blades 21 in a radial manner, and the gotok blades 21 are rotatably supported on the connecting body 22 respectively. In addition, in the case where the connecting body 22 is provided with the coupling portion 24 that is coupled to the profitable mounting base 14 provided in the central portion of the upper surface of the burner 1, the profitableness is improved.
Is removed from the burner 1 and each of the senegal blades 21 of the sane 2 can be laid down, so that the bulkiness when the senegal 2 is removed from the burner 1 and stored in a packaging box or the like can be further reduced. By raising the respective profitable blades 21, it is possible to easily attach the profitable material 2 to the burner 1.

[0013]

EXAMPLE The gas stove shown in FIG. 1 is used for camping, etc., and has a crater 1a at the top,
The gas cylinder G includes a burner 1 mounted on the gas cylinder G, and a battery 2 arranged above the burner 1.

The burner 1 has an outer peripheral side inclined obliquely downward with respect to the center side, and a circular top plate 11 having a crater 1a consisting of a large number of small-diameter holes in the inclined part, and an outer peripheral edge part of the top plate 11. And a circular bottom plate 12 connected to the top plate 11
A through hole 13 is provided in the central portion of and the gotoku mounting base 14 is fixed to the through hole 13.

The Gotoku mount 14 has a fitting cylinder portion 14a at one end and a screw portion 14b made of a male screw at the other end.
And a large diameter flange portion 14c is provided between the fitting cylinder portion 14a and the screw portion 14b.
Of the gas passage 15 in the burner 1 with the flange 14c in contact with the upper surface of the top plate 11 by inserting the end portion into the through hole 13 and caulking the end portion. It is fixed to the top plate 11 so as to block it, and the screw portion 14b is projected upward with respect to the top plate 11. Incidentally, the top plate 11
The inner peripheral surface of the through hole 13 and the inner peripheral surface of the washer 16 fixed to the inside of the top plate around the through hole 13 are provided with an axial recessed groove 17 as shown in FIG. 14a, the conical portion for expanding the diameter into which the fitting cylindrical portion 14a is inserted and the fitting cylindrical portion 1
When caulking is performed with a caulking jig having a caulking portion for caulking the tip of 4a, the recessed groove 1 of the fitting tubular portion 14a
The portion facing 7 is bited into the recessed groove 17 so as to prevent the Gotok mount 14 from rotating with respect to the top plate 11.

Further, as shown in FIG. 2, the gotok 2 is provided with four gotok blades 21 and a connecting body 22 for radially connecting the gotok blades 21. The adjacent blades 21 are integrally formed with two adjacent blades to form two blade sets 2a, 2a, and a concave engaging portion 23 is provided at the center of these blade sets 2a, 2a. Further, the connecting body 22 is
A pair of inverted U-shaped connecting portions 22a, 22 which engage with the engaging portions 23 and press the blade sets 2a against the upper surface of the burner 1.
a and a connecting portion 24 having a female thread between the connecting portions 22a, 22a and screwed into the screw portion 14b. When the connecting portion 24 is screwed into the screw portion 14b, each of the blades 21 The intermediate portion of the above is pressed and fixed to the outer peripheral side top portion 11a of the top plate 11.

A screw cylinder 18 is provided at the center of the bottom plate 12, and a mixing pipe 3 having an air introduction hole 31 is screwed into the screw cylinder 18, and the inner periphery of the lower end of the mixing pipe 3 is screwed. To
A control valve 4 having a narrow gas passage, a valve body (not shown) for opening and closing the gas passage, and an operating knob 41 of the valve body is screwed, and the lower end of the control valve 4 is attached to a gas cylinder. In addition to being detachably connected to the G gas outlet, a support plate 5 is attached to the outer periphery of the lower end of the mixing tube 3, and a discharge ignition device 6 having a discharge port 61 and an operating portion 62 is attached to the support plate 5. It is installed.

The gas stove of the present invention is constructed as described above. Two sets of blades 2a are placed on the upper surface of the burner 1,
The connecting member 22 is connected to the concave engaging portion 23 of these two blade sets 2a.
1 and FIG. 4 by fitting the respective connecting portions 22a of FIG. 4 and rotating the connecting body 22 together with the respective blade sets 2a in this state to screw the connecting portion 24 to the screw portion 14b of the Gotoku mount 14.
As described above, it is possible to press and fix each Gotoku blade 21 on the upper surface of the burner 1.

As described above, the gotok 2 is attached to the burner 1 by a simple structure in which the gotoku mounting base 14 is provided in the central part of the top plate 11 of the burner 1 and the coupling portion 24 is provided in the central part of the gotok 2. You can do it
The gotoku 2 can be attached to the burner 1 by a simple operation of rotating.

In addition, the blade 2 is replaced by two blade sets 2
Since the parts 2a and 2a and the connecting body 22 can be separated, the bulkiness when the gotoku 2 is detached from the gotoku mount 14 and stored in a packaging box or the like can be reduced.

In the embodiment described above, the thread attachment 14 is provided with the thread portion 14b made of a male screw, and the connecting body 22 for connecting the blade blade 21 is provided with the coupling portion 24 made of a female thread. As shown in FIG. 5, the thread attachment 14 is provided with a threaded portion 14b formed of a female screw, and the connecting body 22 is formed with a coupling portion 24 formed of a male screw.
May be provided. Further, as described above, the GOTOKU mounting base 14 shown in FIGS. 1 and 5 is provided with the fitting cylinder portion 14a which is fitted into the through hole 13 of the top plate 11, and the end portion of the fitting cylinder portion 14a is In addition to fixing to the top plate 11 by crimping, although not shown, the top plate 11 does not have a through hole, but has a shaft body or a female screw with a male screw on the upper surface of the central portion of the top plate 11. The above-mentioned attachment base 14 may be formed by fixing the tubular body in a fixed state such as welding.

Further, in the above-mentioned embodiments, the profitable mounting base 1
4 is formed separately from the burner 1.
4 may be formed integrally with the burner 1 as shown in FIG. 6, for example. In the structure shown in FIG. 6, the central portion of the top plate 11 is recessed inwardly, and a gotoku mounting base 14 having a screw portion 14b made of a female screw is formed on the inner peripheral surface of the recessed portion, and the connection is made. The body 22 is provided with a coupling portion 24 formed of a male screw.

Further, in the embodiment described above, the connecting body 22 of the Gotok 2 which is composed of the plurality of Gotok blades 21 and the connecting body 22 connecting the Gotok blades 21 is formed separately from the Gotok blades 21. However, in addition, as shown in FIGS. 7 and 8, each Gotok blade 21 and the connecting body 22 are integrally formed, and the connecting body 22 is internally threaded to the screw portion 14b of the Gotok mounting base 14 or Connection part 2 consisting of a male screw
4 may be provided. By doing so, the attachment structure of the profitable blade 2 can be further simplified, and the profitable blade 21
Since the gotoku 2 can be attached to the burner 1 only by rotating the gotok 2 which is integrally formed with the connecting body 22, the attachment can be further facilitated.

Further, the above-mentioned token 2 may be constructed as shown in FIGS. 9 and 10.

In the devices shown in FIGS. 9 and 10, each GOTKU blade 21 is separated without being integrally connected,
A guide groove 2 for receiving the end of each of the GOTOKU blades 21 is provided on the outer peripheral side of a connecting body 22 that connects the GOTOKU blades 21.
5 and four boss portions 27 having a pivot pin 26 that crosses the guide groove 25 are provided.
5, the end portion of each of the gotok blades 21 is pivotally supported by the pivot pin 26 so that the end portions of the gotok blades 21 can be raised and lowered, and the central portion of the connecting body 22 is internally threaded to the thread portion 14b of the gotok mounting base 14. Is provided with a coupling portion 24. By doing so, each of the Gokuku blades 21 of the GOTOKU 2 can be laid down in the same direction with respect to the connecting body 22 at the center side thereof. Therefore, when the GOTOKU 2 is removed from the GOTOKU mount 14 and stored in a packaging box or the like. Can be made even lower than that shown in FIGS. Incidentally, each of the above-mentioned blades 2
1 displaces the pivot position P to the pivot pin 26 downward with respect to the center in the vertical direction, and makes the inner ridge angle a curved surface, and the distance from the inner ridge angle to the pivot position P is
By forming it shorter than the distance from the pivotal position P to the outer ridge, and with the GOTOKU 2 removed, each GOTOKU blade 21 can be laid down toward the burner 1 with respect to the connecting body 22. 9 is attached to the gotok mounting base 14, the edge of each gotok blade 21 comes into contact with the bottom surface of the guide groove 25 as shown in FIG. At the time of coupling to the profitable mounting base 14, the profitable blade 21 is pressed and fixed to the upper surface of the burner 1.

In addition, in the above-mentioned embodiments, the profitable mounting base 1
4 is provided with a male screw or a female screw, and the coupling portion 24 is provided with a female screw or a male screw. In addition, as shown in FIG. 11, for example, a ring-shaped locking groove is formed on the inner peripheral surface of the tube-shaped mounting base 14. 14d, the coupling portion 24 is formed by a plurality of elastically deformable fitting pieces 24a having engaging projections that engage with the locking groove 14d.
4a is fitted in the tubular portion of the Gotoku mount 14, and the coupling projection is engaged with the locking groove 14d.
You may make it fix the said profit blade 21 by pressing on the upper surface of the burner 1.

Further, in the case of the embodiment shown in FIGS. 7 to 10, the fixing of the connecting body 22 to the gotoku mounting base 14 may be replaced by the mounting structure of FIG. 5, FIG. 6 or FIG. is there.

[0028]

As described above, according to the present invention, the burner 1 is provided at the center of the upper surface of the burner 1 having the crater 1a in the upper portion.
A gotoku mounting base 14 that is cut off from the gas passage 15 inside is provided, and a coupling portion 24 that is attached to the gotoku mounting base 14 is provided in the central portion of the gotoku mounting 2 arranged above the burner 1 to connect the gotoku 2 to the above. Since the burner 1 is detachably attached to the upper surface of the burner 1, the gotok 2 can be attached to the burner 1 by a simple structure in which the burnt mount 14 is provided on the burner 1 and the coupling portion 24 is provided on the gotok 2. In addition, the top surface of the burner 1 has a good-value mounting base 14
Since the connecting portion 24 is attached to the gotoku attachment base 14 by providing the tokutoku attachment mount 14, it is possible to easily attach the gotoku 2 to the burner 1, and as a result, the attachment structure can be simplified. It can be provided at low cost.

In addition, a threaded portion 14 formed of a male screw or a female screw is provided on the Gotoku mounting base 14 provided at the central portion of the upper surface of the burner 1.
b is provided, and a female thread or a male thread to be screwed to the threaded portion 14b is provided in the joint portion 24 of the gotok 2, and when the gotok 2 is screwed to the burner 1, the gotok attachment base 14 and the joint portion 24 are provided. In addition, it is possible to provide a simple mounting structure in which only screws that are screwed with each other are provided, and moreover, it is possible to easily mount the gotoku 2 without rattling by a simple operation of rotating it.

Further, the Gotoku blade 2 is formed by a plurality of Gotoku blades 21 and a connecting body 22 which radially connects the Gotok blades 21, and the Gotoku blade 21 is directed to the upper surface of the burner 1 on the connecting body 22. 22a for pushing
And a coupling part 24 that is coupled to the profitable mounting base 14 provided at the center of the upper surface of the burner 1,
Can be separated into the profitable blade 21 and the connecting body 22 that connects the profitable blade 21, so that the bulkiness when removing the profitable material 2 from the burner 1 and storing it in a packaging box or the like can be reduced.

Further, the Gotok blade 2 is formed by a plurality of Gotok blades 21 and a connecting member 22 connecting the Gotok blades 21 radially, and the Gotok blades 21 are rotatably supported on the connecting members 22 respectively. In addition, in the case where the connecting body 22 is provided with the coupling portion 24 that is coupled to the profitable mounting base 14 provided in the central portion of the upper surface of the burner 1, the profitableness is improved.
Is removed from the burner 1 and each of the senegal blades 21 of the sane 2 can be laid down, so that the bulkiness when the senegal 2 is removed from the burner 1 and stored in a packaging box or the like can be further reduced. By raising the respective profitable blades 21, it is possible to easily attach the profitable material 2 to the burner 1.

[Brief description of drawings]

FIG. 1 is a partial vertical cross-sectional view showing a state where a gas stove of the present invention is attached to a gas cylinder.

FIG. 2 is an exploded perspective view of only the main part.

FIG. 3 is a transverse cross-sectional view of only the GOTOKU mounting base portion.

FIG. 4 is a plan view of the gas stove.

FIG. 5 is a partial cross-sectional view showing another attachment structure of the GOTOKU.

FIG. 6 is a partial cross-sectional view showing still another attachment structure of the GOTOKU.

FIG. 7 is a plan view showing only a profitable product according to another embodiment.

8 is a central cross-sectional view of FIG.

FIG. 9 is a vertical cross-sectional view of only a main part showing still another embodiment.

10 is a reduced plan view of FIG.

FIG. 11 is a partial cross-sectional view showing still another attachment structure of the Gotoku.

FIG. 12 is a partial vertical cross-sectional view showing a conventional example.

[Explanation of symbols]

 1 Burner 1a Crater 14 Gotok Mounting Base 14b Screw Part 15 Gas Passage 2 Gotok 21 Gotok Blade 22 Connected Body 24 Coupling Part

Claims (4)

[Claims] 1. A portable gas stove in which a burner 2 is arranged above a burner 1 having a crater 1a at the upper part thereof, and the burner 1 is mounted on a gas cylinder. A gotoku mounting base 14 that is cut off from the gas passage 15 in the burner 1 is provided, and a coupling portion 24 that is attached to the gotoku mounting base 14 is provided in the central portion of the gotoku 2 so that the gotoku 2 can be attached to the upper surface of the burner 1. A portable gas stove that is detachably attached. 2. A gotoku attachment base 14 provided at a central portion of an upper surface of the burner 1 is provided with a threaded portion 14b made of a male screw or a female screw, and a coupling portion 24 of the gotok 2 is provided with the threaded portion 14b.
2. The portable gas stove according to claim 1, further comprising a female screw or a male screw screwed to b, wherein the gotoku 2 is screwed to the burner 1. 3. The GOTOKU 2 is composed of a plurality of GOTOKU blades 21 and a connecting body 22 which radially connects the GOTOKU blades 21, and the GOTOK blades 21 are pressed against the connecting body 22 toward the upper surface of the burner 1. A coupling portion 22a and a coupling portion 2 that is coupled to a profitable mounting base 14 provided in the central portion of the upper surface of the burner 1.
4. The portable gas stove according to claim 1, further comprising: 4 and 4, wherein when the coupling portion 24 is coupled to the profitable mounting base 14, the profitable blade 21 is pressed and fixed to an upper surface of the burner 1. 4. The GOTOKU 2 is composed of a plurality of GOTOKU blades 21 and a connecting body 22 that radially connects the GOTOKU blades 21. The GOTOKU blade 21 is pivotally supported on the connecting body 22 so as to be capable of undulating. The portable gas stove according to claim 1, wherein the connecting body (22) is provided with a coupling portion (24) that is coupled to a Gotoku mounting base (14) provided in a central portion of the upper surface of the burner (1).