JPH081367Y2 - Table type portable gas stove using liquefied gas fuel - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a table-type gas stove used outdoors, and more particularly to a gas stove that uses liquefied fuel gas stored in a cartridge as a fuel.

[0002]

2. Description of the Related Art In recent years, outdoor activities such as camping have become popular. And camping with family and groups,
When cooking outdoors, it is convenient to use a table-type stove with a large Gotoku. Conventional table-type stoves used outdoors include those using white gasoline as fuel, those using kerosene as fuel, and those using liquefied gas stored in a cartridge as fuel.

[0003] The one that uses white gasoline or kerosene as a fuel has an advantage that the thermal power is strong, but it has a disadvantage that it is troublesome to carry the fuel. Also, for those that use white gasoline or kerosene as fuel, the fuel passages derived from the fuel tank are branched so that they communicate with multiple burners.Therefore, if multiple burners are used at the same time, the thermal power of each burner will increase. It has the disadvantage of decreasing.

On the other hand, the one using liquefied gas as fuel is inferior to the one using gasoline or kerosene in terms of thermal power, but it has an advantage that it is easy to handle and the ignition operation is easy. Therefore, the use of table-type gas stoves that use liquefied gas as fuel has been increasing.

As a table type gas stove using liquefied gas as a fuel, there is, for example, the one disclosed in Japanese Utility Model Laid-Open No. 2-38004. This is because two vertical burners are installed side by side in the casing, and the top opening of the casing is openably and closably closed with a lid plate that serves as a windshield when in use, and liquefies the instrument plug block of each gas burner placed in the casing. The gas cartridge is screwed and fixed, and the instrument stopper operation knob protruding from the instrument stopper block is arranged so as to protrude from the front wall surface of the casing to the outside.

[0006]

However, in the above-mentioned conventional device, the instrument plug block is fixed to the lower end of the gas burner, and the liquefied gas cartridge is thrust into the casing while penetrating the bottom wall of the casing. Since it was configured to be screwed to the instrument stopper block, the lower part of the gas cartridge will protrude downward from the bottom wall of the casing, and when using the gas stove, the stand that supports the gas stove will be It becomes indispensable, and when carrying it, it is necessary to carry a stand with a gas stove, which is a problem in that carrying is troublesome.
Further, a gas cartridge mounting window is opened on the bottom wall of the casing, which is a design problem. The present invention has been made paying attention to such a point, and an object thereof is to provide a table type gas stove which can be used simply by bringing a gas stove and is excellent in design.

[0007]

In order to achieve the above object, the present invention provides a fuel for connecting a fuel introduction pipe for supplying a fuel gas to each gas burner to a fuel supply pipe connected to the gas burner and a liquefied gas cartridge. A fuel injection pipe that is fixed to the casing, and the fuel injection pipe is connected to the fuel supply pipe so that the fuel injection pipe can move in and out so that the fuel injection pipe projects from the fuel supply pipe; It is configured so that it can be fixed by switching to a retracted posture in which it retracts into the pipe, and an instrument plug block is attached to the protruding tip of the fuel injection pipe, and the operation knob is projected from this instrument plug block in the direction of the ejection of the fuel injection pipe. The liquefied gas cartridge can be screwed and fixed to the instrument stopper block, and the instrument stopper block protrudes from the front side wall to the outside of the casing in the use posture, and the instrument stopper block in the retracted posture. Is characterized in that only the operating knob is accommodated in the ring is configured so as to protrude from the front wall to the outside of the casing.

[0008]

In the present invention, the fuel introduction pipe for supplying the fuel gas to each gas burner is composed of the fuel supply pipe continuous from the gas burner and the fuel injection pipe connected to the liquefied gas cartridge,
The fuel supply pipe and the fuel injection pipe are communicably connected to each other so that the fuel injection pipe can be withdrawn and retracted, and the fuel injection pipe is protruded from the fuel supply pipe. An instrument stopper block is attached to the projecting tip of the ejection pipe, and the operation knob is projected from the instrument stopper block in the direction of withdrawal of the fuel ejection pipe, and a liquefied gas cartridge can be screwed and fixed to the instrument stopper block. In the use posture, the instrument stopper block projects from the front side wall to the outside of the casing, and in the retracted posture the instrument stopper block is housed in the casing so that only the operation knob protrudes from the front side wall to the outside of the casing. The device stopper block is pulled out and fixed in a state of protruding from the front wall of the casing, and by mounting and fixing the liquefied gas cartridge on the device stopper block, Scan cartridge that eliminates projecting lower in the casing projected area. As a result, the gas stove can be placed and used on a table or a support stand, so that it is not necessary to bring a dedicated stand.

Further, the fuel injection pipe changes its posture between a retracted posture in which it is housed in the fuel supply pipe and a use posture pulled out from the fuel injection pipe. The switching operation is a pulling operation along the axis. Therefore, the casing can be made thin, and when the gas stove is used, the liquefied gas cartridge is mounted on the instrument stopper block outside the casing, and the cartridge mounting hole is not opened in the bottom wall of the casing. However, the design will be excellent.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The drawings show an embodiment of the present invention. FIG. 1 is a perspective view of a main portion taken out, FIG. 2 is a perspective view in a use state, and FIG. 3 is a longitudinal sectional view of the main portion. This table type gas stove
In (1), two burner support bases (3) are arranged side by side inside a casing (2), and a vertical gas burner (4) and an ignition discharge electrode (5) are arranged on each burner support base (3). And, respectively, and operate the ignition device on the front wall (6) of the casing (2).
(7) is placed, a juice saucer (9) is placed in the upper opening (8) of the casing (2) to cover the opening, and a grill (10) formed by a rod above the juice saucer (9). Place the casing
(2) A lid plate (12) for closing the upper surface opening (8) is pivotally supported at the upper end of the rear side wall (11) so as to be openable and closable.

Further, side plates (14) covering the left and right sides of the upper opening (9) of the casing (2) are pivotally attached to the upper ends of the left and right side walls (13) of the casing (2) so as to be able to swing up and down. Yes, lid plate (12)
The lid plate (12) is configured to act as a main windshield plate, and the both side plates (14) are configured to act as auxiliary windshield plates in the opened state.

From the lower surface of each burner support (3), the fuel introduction pipe
(15) are led out toward the front wall (6) of the casing (2). The fuel introduction pipe (15) is a fuel supply pipe (16) formed in a substantially U shape as shown in FIG.
The fuel injection pipe (17) is fitted in the pipe (16), and the instrument plug block (18) is fixed to the tip of the fuel injection pipe (17). The device stopper block (18) is
9) and a flow control valve, and a device stopper block (18)
An operation knob (20) of the flow rate adjusting valve is provided so as to project in a direction parallel to the axis of the fuel injection pipe (17). And casing (2)
The front wall (6) has a through-hole (21) through which the instrument plug block (18) goes in and out.

The fuel supply pipe (16) has a raised type support frame (23) in which a portion near the starting end is erected from the bottom wall (22) of the casing (2).
The burner support base (3) penetrates the burner support base (3) and projects upward, and the burner (4) head is attached to the upper end of the burner support base (3). And a support frame for the fuel supply pipe (16)
A combustion air intake hole (24) is formed at a position between the front and rear support plates at (23).

As shown in FIG. 3, the fuel jet pipe (17) is formed by a gas flow pipe (25) and an outer pipe (26) formed by a hexagonal pipe, and the fuel jet pipe (17) is at a rear end portion thereof. Is the fuel supply pipe (1
It rushes inside 6). A retracting biasing spring (27) is attached to the outer periphery of the outer tube (26) at the protruding portion. This retracting biasing spring (27) is a sealing plate arranged so as to close the nozzle forming member (28) fixed to the protruding tip of the fuel injection pipe (17) and the starting end opening of the fuel supply pipe (16). It is arranged between the fuel injection pipe (17) and the fuel injection pipe (17), and urges the fuel injection pipe (17) to retract into the fuel supply pipe (16). In the sealing plate (29) arranged at the opening of the fuel supply pipe (16), the insertion port of the fuel injection pipe (17) is formed slightly larger than the outer diameter of the fuel injection pipe (17). There is.

Further, the outer pipe (26) of the fuel injection pipe (17) is cut into a portion which becomes the upper peripheral surface with the fixing portion (19) of the gas cartridge of the instrument plug block (18) set downward. Notch grooves (30) are formed along the circumference. Then, the engaging lever (31) fitted into the cutout groove (30) has the casing (2).
It is rockably supported on the front wall of the
By fitting the (31) into the cutout groove (30), the fuel injection pipe (17) can be fixed in a state of being pulled out from the fuel supply pipe (16).

When the engagement lever (31) is fitted in the cutout groove (30) of the fuel injection pipe (17), the instrument plug block (18) fixed to the tip of the fuel injection pipe (17) is In the use posture in which the casing (2) protrudes forward, and the engagement lever (31) and the notch groove (30) are disengaged, the fuel injection pipe (17) is connected to the fuel supply pipe (16). The main body of the device stopper block (18) with the operation knob (20) protruding outside the casing (2).
(2) It takes a retracted posture that goes inside.

To switch from the storage posture to the use posture, the fuel injection pipe (16) is pulled out against the spring force of the retracting biasing spring (27), and then the engaging lever (31) is swung. The switching from the use posture to the storage posture is performed by swinging the engagement lever (31) to the disengagement side, and the spring force of the retraction urging spring (27) causes the fuel injection pipe ( Retreat 17).

When the table-type gas stove (1) is in the use posture, the instrument plug block (18) is located outside the front wall (6) of the casing (2). By setting the front wall (6) so that it is located at the front edge of the stove support member such as a table, the gas cartridge for the liquefied gas attached to the instrument stopper block (18) is a tall and large volume cartridge. However, it can be used without any problems.

FIG. 4 shows another embodiment of the present invention.
The fuel jet pipe (17) is formed by a gas flow pipe (25) and an outer pipe (26) composed of a circular pipe, and the fuel jet pipe (17)
The rear end portion is rotatably and reciprocally inserted into the fuel supply pipe (16), and a retreat urging spring (27) is attached to the outer periphery of the exterior pipe (26) at the rushed portion. This retracting biasing spring (27) is a nozzle forming member fixed to the protruding tip of the fuel injection pipe (17).
(28) and the sealing plate (29) arranged so as to close the starting end opening of the fuel supply pipe (16).
It is urged to move 7) back into the fuel supply pipe (16). In addition, in the sealing plate (29) arranged at the opening of the fuel supply pipe (16), the insertion port of the fuel injection pipe (17) is
It is formed slightly larger than the outer diameter of 7).

Further, the outer pipe (26) of the fuel injection pipe (17) is inferior to the upper peripheral surface of the instrument plug block (18) with the fixing portion (19) of the gas cartridge set downward. An arcuate notch groove (32) is formed along the circumference. And
The spring material (33) that fits into this notch groove (32) is the fuel supply pipe.
The spring material (33) is connected to the front plate of the support frame (23) of (16), and the spring member (33) fits into the notch groove (32), so that the fuel injection pipe (17) is connected to the fuel supply pipe (16). ), So that it can be fixed when pulled out.

The spring material (3 that extends from the front plate of the support frame (23)
When 3) is fitted in the notch groove (32) of the fuel jet pipe (17), the instrument plug block (18) fixed to the tip of the fuel jet pipe (17) moves forward from the casing (2). When the spring material (33) is disengaged from the notch groove (32) in the projecting use posture, the fuel injection pipe (17) retracts into the fuel supply pipe (16), The stopper block (18) is a device stopper block (18) with only the operation knob (20) protruding outside the casing (2).
The main body part of the is put into the casing (2) and is in the retracted posture.

To switch from the storage posture to the use posture, the fuel injection pipe (16) is pulled out against the spring force of the retracting biasing spring (27), and then the instrument plug block (18) is opened. The fixed part (19) is rotated so that it faces downward.
By rotating the instrument plug block (18), the fuel injection pipe (17) rotates around the axis, and the notch groove (32) and the spring material (3
When the engagement with 3) is released, the fuel injection pipe (17) is retracted by the spring force of the retracting biasing spring (27).

In the state where the table type gas stove (1) is in the use posture, the instrument stopper block (18) rotates together with the fuel ejection pipe (17), so that the instrument stopper block (18).
Rotate the gas cartridge to an angle that makes it easy to attach and detach the gas cartridge,
The attachment / detachment operation of the cartridge can be performed.

[0024]

According to the present invention, the fuel introduction pipe for supplying the fuel gas to each gas burner is composed of a fuel supply pipe connected from the gas burner and a fuel ejection pipe connected to the liquefied gas cartridge. The fuel injection pipe is configured to be connectable with the fuel supply pipe so that the fuel injection pipe protrudes from the fuel supply pipe, and the storage posture that retracts into the fuel supply pipe can be switched and fixed. A device stopper block is attached to the device stopper block, and the operation knob is projected from the device stopper block in the direction of the ejection of the fuel injection pipe, and the liquefied gas cartridge can be screwed and fixed to the device stopper block. Is protruded from the front side wall to the outside of the casing, and in the retracted posture, the instrument stopper block is housed in the casing so that only the operation knob protrudes from the front side wall to the outside of the casing. When using a gas stove, the appliance plug block is pulled out and fixed so that it projects from the front wall of the casing.By mounting and fixing the liquefied gas cartridge on the appliance plug block, the gas cartridge projects downward in the casing projected area. Disappears. As a result, the gas stove can be placed and used on a table or a support stand, so that it is not necessary to bring a dedicated stand.

Further, the fuel injection pipe changes its posture between the retracted and retracted position in the fuel supply pipe and the use posture drawn out from the fuel injection pipe. The switching operation is a pulling operation along the axis. Therefore, the operation is easy and the casing can be formed thin.

Further, when the gas stove is used, the liquefied gas cartridge is mounted on the instrument plug block outside the casing, so that it is not necessary to open the cartridge mounting hole in the bottom wall portion of the casing, which is excellent in design. Will be things.

When the fuel injection pipe is mounted in the fuel supply pipe so as to be rotatable and retractable, the attitude is changed between a retracted and retracted storage posture and a use posture pulled out from the fuel ejection pipe. Since the switching operation is a pull-out operation along the axis and a rotation operation around the axis, the gas stopper can be attached / detached by displacing the instrument plug block at an angle that facilitates the attachment / detachment of the gas cartridge. The gas cartridge can be reliably attached to and detached from the instrument stopper block in a short time.

When the juice pan is detachably arranged in a state where the upper opening of the casing is closed, the spillage or the like is received by the juice pan, and the juice pan is removed to clean the gas stove. The cleaning of the casing is easy, and since the spilled substance does not enter the casing, the inside of the casing can be easily cleaned. As a result, it is possible to prevent the appearance from being reduced and the casing material from being corroded due to the spilled substance sticking to the inner wall of the casing.

[Brief description of drawings]

FIG. 1 is a perspective view of a main part taken out.

FIG. 2 is a perspective view in a use state.

FIG. 3 is a vertical sectional view of a main part.

FIG. 4 is a perspective view of a main part taken out of another embodiment.

FIG. 5 is a perspective view of another embodiment in use.

[Explanation of symbols]

2 ... Casing, 4 ... Gas burner, 6 ... Front side wall of casing, 8 ... Upper opening of casing, 9 ... Juice saucer, 12 ...
Lid plate, 15 ... Fuel introduction pipe, 16 ... Fuel supply pipe, 17 ... Fuel injection pipe, 18 ... Instrument plug block, 20 ... Operation knob.

Claims (3)

[Scope of utility model registration request] 1. A plurality of gas burners (4) in a casing (2).
And place the upper opening (8) of the casing (2) on the cover plate (12).
In a portable gas stove of the table type, which is configured to be openable and closable by means of the gas burners (4), and a liquefied gas cartridge is connected to each gas burner (4), a fuel introduction pipe (15) for supplying fuel gas to each gas burner (4)
Is composed of a fuel supply pipe (16) continuous from the gas burner (4) and a fuel injection pipe (17) connecting the liquefied gas cartridge,
While fixing the fuel supply pipe (16) to the casing (2),
The fuel injection pipe (17) is connected to the fuel supply pipe (16) so that the fuel injection pipe (17) can move in and out, and the fuel injection pipe (17) projects from the fuel supply pipe (16). It is configured so that it can be switched and fixed to the retracted posture that retracts inside, and the instrument plug block (18) is attached to the protruding tip of the fuel injection pipe (17).
The operation knob (20) is projected from the fuel injection pipe (17) in and out from (18), and the liquefied gas cartridge can be screwed and fixed to the instrument stopper block (18). (18) protrudes from the front side wall (6) to the outside of the casing (2), and the instrument stopper block (18) keeps the casing (2) in the retracted position.
A table type portable gas stove using a liquefied gas fuel, characterized in that it is housed inside and only the operation knob (20) projects from the front side wall (6) to the outside of the casing (2). 2. A fuel supply pipe (1) fixed to a casing (2).
The table type portable gas stove using the liquefied gas fuel according to claim 1, wherein the fuel injection pipe (17) is connected to the device (6) so as to be rotatable and withdrawable. 3. A table type using liquefied gas fuel according to claim 1 or 2, wherein the juice receiving tray (9) is detachably arranged in a state where the upper opening (8) of the casing (2) is closed. Portable gas stove.