KR20000025594A - Safety device for extinguishing fire of portable gas oven - Google Patents

Abstract

PURPOSE: A safety device of a portable gas oven is provided to prevent safety accidents by cutting off the gas supplied to a burner when flames are extinguished forcibly due to the overflow of soup or the strong wind by using the thermoelectric force of a thermocouple. CONSTITUTION: A safety device is composed of: a thermocouple(10); a burner(20); a cut off valve; a first spring; a magnet cut off valve housing(50); a push pin(60); a governor valve(70); a pressurization pin(80); and a gas control knob(90). Herein, a user supplies gas and ignites by turning the gas control knob formed on the front face of the portable gas oven. If the burner is extinguished due to the wind, the thermoelectric force of the thermocouple is weakened. And a metal piece attached on the magnet cut off valve is separated. A finishing member closes a gas discharge groove of the magnet cut off valve by the rebounding force of the first spring. Thereby, the gas supplied to the burner is cut off, and the accidents due to the gas are prevented.

Description

Fire extinguishing safety device for portable gas range

The present invention relates to a fire extinguishing safety device for a portable gas range, and more particularly, using a thermocouple thermoelectric power when the flame is forcibly extinguished due to the strong wind blowing or broth overflow during use of the gas range, burner It is invented to prevent the gas accident by blocking the gas supplied to.

In general, a portable gas range using a disposable gas container as a main combustion source has a relatively small volume, which is easy to carry and can be selectively moved by the user.

In addition, a typical portable gas range includes a burner unit for generating heat of combustion generated by gas ignition in the upper center of a main body having a predetermined width and size, and the main body so that the fuel supply amount to the burner unit and the digestion are controlled by the governor. And a cover for opening and closing a piezoelectric switch knob externally provided with an opening of a size sufficient to allow the disposable gas container to enter and exit from one side of the main body, and a mounting portion formed therein.

Therefore, the user needs careful consideration to prevent the leakage of gas when using the portable gas range.

As described above, the conventional portable gas range is provided with a separate device for preventing the leakage of unburned gas when the flame of the gas burner is forcibly extinguished due to the boiling of the station, the influence of the wind, or the carelessness of the user. There was a problem that the gas continues to flow because it is not provided.

In this case, most portable gas ranges are in a state where the gas passage is open, and the burner has a structure in which gas is continuously discharged while the flame is extinguished, so that the user does not lock the gas with the ignition gas adjustment knob. Since the gas continues to flow through the burner without being ignited, when the burner is to be re-ignited, the leaked gas causes an accident such as a fire.

In addition, when the gas outflow due to the gas burner extinguish in a closed space, there was a closed end leading to a large gas accident.

An object of the present invention is to prevent the gas accident by blocking the gas supplied to the burner when the flame is forcibly extinguished due to strong wind or broth overflow during use of the gas range using the thermoelectric thermoelectric power. To provide fire extinguishing safety for a portable gas range.

Another object of the present invention is to provide a fire extinguishing safety device for a portable gas range capable of improving the commerciality and safety.

1 is a view illustrating a state in which a fire extinguishing device of the present invention is installed in a portable gas range;

Floor plan.

2 is a state in which the fire extinguishing safety device is installed in a portable gas range by applying the present invention

The enlarged side cross-sectional view shown.

3 is a magnet for selectively blocking the gas passage by the thermoelectric power of the thermocouple

An enlarged sectional view of the main part showing the inner shape of the housing.

Explanation of symbols on the main parts of the drawings

10-Thermocouple 20-Burner

30-magnet disconnection valve 40-first spring

50-Magnet Receptacle Housing 60-Pushpin

70-Governor Valve 80-Pressure Pin

90-Gas Control Knob 100-Portable Gas Range

The object of the present invention is located on one side of the burner 20 to prevent the gas from continuing to flow after the flame of the burner 20 is extinguished due to user's carelessness or the influence of wind, etc. A thermocouple 10 for sensing;

The magnetic force is generated by the thermoelectric force generated from the thermocouple 10 to block the passage of the gas, the front portion of the body is provided with a moving rod 31, the end of the moving rod 31 is a metal piece 32 ) And a magnet blocking side 30 having a closing member 33 formed thereon;

A first spring (40) positioned outside the moving rod (31) of the magnet blocking side (30) to selectively cushion and restore the moving rod (31);

A space 54 is formed inward to accommodate the magnet blocking side 30, and a gas inlet groove 52 and a gas discharge groove 51 are provided at one side and the other side of the body. The other side of the gas discharge groove 51 and the magnet blocking side housing 50, the control groove 53 is formed;

Located on the control groove 53 formed on the other side of the magnet blocking side housing 50, the locking plate 61 is formed on the rear side of the body to selectively open and close the outlet of the gas discharge groove 51, the body A push pin 60 provided with a second spring 62 on the outside;

A governor valve (70) positioned above the magnet blocking side housing (50) and provided with an adapter (71) connecting the gas container (5) to a rear side of the body;

A pressure pin (80) installed at the other side of the body of the governor valve (70) and positioned at a rear side of the push pin (60) and selectively moving the push pin (60) to the front side;

Located in the front part of the governor valve 70, the pressure pin 80 moves the push pin 60 to the front by rotation to supply gas, and pressurizes the piezo 9 so that ignition can be made. A protruding piece 91 is formed at the center portion of the rear side of the body, and a gas adjusting knob 90 is formed at the outer portion of the pressing piece 92.

Therefore, the user rotates the gas control knob 90 formed on one side of the front of the portable gas range 100 to supply and ignite the gas, and then burner 20 is extinguished by a wind lamp, so that the thermoelectric power of the thermocouple 10 is reduced. As the metal piece 32 adsorbed on the magnet blocking side 30 is weakened, the finishing member 33 is opened by the restoring force of the first spring 40 to close the gas discharge groove 51 of the magnet blocking side housing 50. By blocking the gas to be supplied to the burner 20 to prevent the gas accident due to the gas flow.

Therefore, the marketability and safety can be improved.

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

1 is a plan view showing a state in which the fire protection device of the present invention is installed in a portable gas range.

Figure 2 is an enlarged side cross-sectional view of the main portion showing a state in which the fire extinguishing safety device is installed in a portable gas range by applying the present invention.

3 is an enlarged cross-sectional view illustrating an inner shape of the magnet housing selectively blocking the gas passage by the thermoelectric power of the thermocouple.

That is, as shown in Figs. 1 to 3, the burner can be prevented from continuing to flow out of the gas after the flame of the burner 20 is extinguished due to carelessness of the user, the influence of the wind, and boiling of the soup. On one side of the 20 is a thermocouple 10 for detecting whether the spark is ignited.

And the thermocouple 10 is connected to the magnet blocking side 30 formed to block the passage of the gas by converting the magnetic force into the thermoelectric power.

The magnet blocking side 30 is provided with a moving rod 31 on the front surface of the body, the metal piece 32 and the closing member 33 is formed at the end of the moving rod 31.

The metal piece 32 is formed such that the magnet blocking side 30 is magnetized by the thermoelectric power of the thermocouple 10 to be in close contact with the magnet blocking side 30, and is fixed to the magnet blocking side 30 at the rear side. The finished member 33 is to be provided to selectively open and close the gas discharge groove 51 formed in the magnet blocking side housing (50).

In addition, the finishing member 33 may use a rubber material to improve the sealing force when selectively blocking the gas.

In addition, a first spring 40 is positioned at the outer side of the moving rod 31 of the magnet blocking side 30 to cushion and restore the moving rod 31 that is selectively advanced.

That is, the first spring 40 located outside the moving rod 31 of the magnet blocking side 30 is located between the magnet blocking side 30 and the metal piece 32 located behind the moving rod 31. At the same time, it serves to restore and cushion the finishing member 33 which is advanced and retracted by the magnetic force of the magnet blocking side 30.

On the other hand, the magnet blocking side 30 has a space 54 is formed on the inside, the gas inlet groove 52 and the gas discharge groove 51 is provided on one side and the other side of the body, the gas discharge groove ( The other side of the 51 is located inside the magnet blocking side housing 50 in which the control groove 53 is formed.

In addition, the control groove 53 formed on the other side of the magnet blocking side housing 50, the locking plate 61 is formed on the rear side of the body to selectively open and close the outlet of the gas discharge groove 51, the outside of the body As the push pin 60 is provided with a second spring (62).

The push pin 60 is moved to the front by the rotation of the gas control knob 90 serves to move the gas, the second spring 62 is caught by the locking plate 61 on the rear of the body is the user gas When the control knob 90 is rotated to ignite the burner 20 and then releases the hand from the gas control knob 90, it is formed to restore the push pin 60 again.

In addition, a governor valve 70 having an adapter 71 for connecting the gas container 5 to the rear side of the body is positioned above the magnet blocking side housing 50.

On the other hand, the other side of the body of the governor valve 70 is located on the rear side of the push pin 60, the pressure pin 80 is formed to selectively move the push pin 60 to the front is installed.

Shape of the pressing pin 80 is rotated while pushing the push pin 60 to the front as shown in Figure 2 so that the pressing portion 81 in the lower end of the body as shown in FIG. 61) It is formed to be positioned vertically on the rear side, the rotating portion 82 is also formed vertically on one side of the upper body.

In addition, the pressing pin 80 moves the push pin 60 to the front by rotating the front portion of the governor valve 70 to supply gas, and pressurizes the piezo 9 so that ignition can be made. A protruding piece 91 is formed at a central portion of the rear side of the body, and a gas regulating knob 90 having a pressing piece 92 is formed at an outer portion thereof.

Protruding piece 91 and the pressing piece 92 formed on the rear side of the body of the gas control knob 90 is formed to ignite while supplying gas to the burner 20, the protruding piece 91 and the pressing piece The position at which the 92 is formed is formed at a position slightly higher than that of the pressing piece 92 at one side with respect to the center of the gas regulating knob 90.

This is because by rotating the gas control knob 90, the first projection 91 is rotated by the pressing pin 80 to move the push pin 60 to the front to supply the gas to the burner and then the pressing piece 92 In order to pressurize and ignite the piezoelectric element 9 located on one side of the gas adjusting knob 90, the height of the protruding piece 91 is higher than that of the pressing piece 92.

In addition, the second spring 62 formed on the rear side of the push pin 60 is moved to the front by the push pin 60 by the rotation of the gas adjusting knob 90 so that the gas is supplied to ignite, When the user releases the gas control knob 90, the push pin 60 may be restored by the restoring force of the second spring 62.

Therefore, the push pin 60 is moved to the front surface by supplying gas by rotating the pressure pin 80 at the same time as the protrusion 91 which rotates at the same time by the rotation of the gas regulating knob 90. The pressing pin 80 formed in the form of a torsion coil spring can be ignited by pressing the piezoelectric member 9 by the pressing piece 92 by its elastic force.

Therefore, when the user rotates the gas control knob 90 to supply and ignite the gas to the burner 20, after a predetermined time, the magnet blocking side 30 is magnetized by the thermoelectric power of the thermocouple 10, and the moving rod ( 31 to adsorb the metal piece 32 and the finishing member 33 located at the end of the gas so that the gas is continuously supplied.

That is, when the user releases the hand from the gas control knob 90, the push pin 60 moved to the front side is moved to the rear side by the restoring force of the second spring 62, but the magnet blocking side 30 is the thermocouple 10. By adsorbing the metal piece 32 and the finishing member 33 by the thermoelectric power of the gas is to be continuously supplied to the burner (20).

Then, when the flame of the burner 20 is extinguished by the effect of boiling, such as bureau, wind, etc., the thermoelectric power of the thermocouple 10 located on one side of the burner 20 is weakened while the magnet cutoff valve 30 After the metal piece 32 and the closing member 33 is separated from the closing member 33 by the restoring force of the first spring 40 blocks the gas discharge groove 51 to block the gas supplied to the burner 20 Thus, accidents caused by gas flow can be prevented in advance.

According to the present invention as described above, if the burner 20 is extinguished by wind or the like after rotating the gas control knob 90 formed on one side of the front of the portable gas range 100, the gas, the thermocouple 10 The thermal power of the weakened, while the metal piece 32 adsorbed on the magnet blocking side 30 is separated, the finishing member 33 is the gas discharge groove of the magnet blocking side housing 50 by the restoring force of the first spring 40 By blocking the 51 to block the gas supplied to the burner 20 it is possible to prevent the gas accident due to the gas flow.

Therefore, it is a very useful invention that can improve the marketability and safety.

Claims (1)

The thermocouple 10 which is located at one side of the burner 20 to detect whether the spark is ignited so as to prevent the gas from continuing to flow out after the flame of the burner 20 is extinguished due to user's carelessness or the influence of wind. Wow; The magnetic force is generated by the thermoelectric force generated from the thermocouple 10 to block the passage of the gas, the front portion of the body is provided with a moving rod 31, the end of the moving rod 31 is a metal piece 32 ) And a magnet blocking side 30 having a closing member 33 formed thereon; A first spring (40) positioned outside the moving rod (31) of the magnet blocking side (30) to selectively cushion and restore the moving rod (31); A space 54 is formed inward to accommodate the magnet blocking side 30, and a gas inlet groove 52 and a gas discharge groove 51 are provided at one side and the other side of the body. The other side of the gas discharge groove 51 and the magnet blocking side housing 50, the control groove 53 is formed; Located on the control groove 53 formed on the other side of the magnet blocking side housing 50, the locking plate 61 is formed on the rear side of the body to selectively open and close the outlet of the gas discharge groove 51, the body A push pin 60 provided with a second spring 62 on the outside; A governor valve (70) positioned above the magnet blocking side housing (50) and provided with an adapter (71) connecting the gas container (5) to a rear side of the body; A pressure pin (80) installed at the other side of the body of the governor valve (70) and positioned at a rear side of the push pin (60) and selectively moving the push pin (60) to the front side; Located in the front part of the governor valve 70, the pressure pin 80 moves the push pin 60 to the front by rotation to supply gas, and pressurizes the piezo 9 so that ignition can be made. Protruding piece (91) is formed in the rear central portion of the body, the gas control knob (90) formed with a pressing piece (92) is formed on the outer side.