JP3786196B2 - Gas cooker thermal power control device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a heating power adjustment device for a gas cooker that adjusts the amount of fuel gas supplied to a gas burner.
[0002]
[Prior art]
For example, in a gas stove, a thermal power adjusting device is provided to adjust the thermal power of a gas burner provided in the stove body. The thermal power control apparatus has a valve casing provided with a gas passage connected to an injection nozzle for injecting fuel gas into a mixing pipe of a gas burner.
[0003]
A needle valve, which is a movable valve, is provided in the gas passage. The needle valve is operated by a heating power adjustment lever connected to the needle valve, and the gas flow rate of the gas burner is increased or decreased by changing the passage area of the gas passage. Firepower adjustment is performed.
[0004]
In this case, the heating power adjusting lever is formed of a flat plate material, and is arranged on the gas stove so that the tip end portion protrudes from the front panel provided on the front surface of the gas stove.
[0005]
Here, referring to FIG. 10, in the conventional gas stove A, the top plate b covering the upper surface of the stove body a is formed so as to protrude from the front side of the stove body a, and the thermal power disposed on the front panel c The adjustment lever d was located directly below the portion of the top plate b that protruded from the stove body a.
[0006]
For this reason, in this gas stove A, even if cooking spilled from the cooking utensils E on the virtues G during cooking, the heating power adjustment lever d is covered by the protruding part of the top board b, so that it spilled on the top board b. There was a very low possibility that the broth would be applied to the heating power adjustment lever d and enter the stove body a through the heating power adjustment lever d.
[0007]
However, if the top plate b is formed so as to protrude to the front side of the stove body a, and the thermal power adjustment lever c is provided below the protruding portion of the top plate b, the thermal power adjustment lever for the cook during cooking d is difficult to see and is not easy to use.
[0008]
For this reason, in recent years, the front surface of the top plate is almost flush with the front surface of the stove body, and the front panel is inclined to the outside, thereby making it easier to see the heat control lever and improving its operability. At the same time, the design of the gas stove has been improved.
[0009]
[Problems to be solved by the invention]
However, when the gas stove is configured in this manner, the heating power adjustment lever protrudes outward from the top plate, so if spilled from the cooking utensils during cooking, the spilled broth on the top plate will be applied to the heating power adjustment lever, depending on the case There is a possibility that the broth will enter the stove body through the flat fire power control lever and adversely affect the electrical boards and switches provided in the stove body.
[0010]
Especially when the top plate is made flat so that cleaning is easy, the spilled spilled on the top plate is not clogged in the top plate and flows down to the front of the gas stove, increasing the risk of the above problems To do.
[0011]
Therefore, in view of the above points, the present invention has an object to provide a thermal power control device for a gas cooking appliance in which boiled juice spilled on a top plate does not adversely affect an electrical board or a switch in a stove. Is.
[0014]
[Means for Solving the Problems]
Combustion control system for gas cooking appliance 請 Motomeko 1 wherein is provided with two gas passage leading respectively to the gas burner, to adjust the supply amount of the fuel gas to each gas passage to change the passage area gas burner Each of the movable valves is provided, and each movable valve is operated by two thermal power control levers that are arranged so as to protrude from the front panel of the gas cooking utensil. In the thermal power control device, the squeezed broth is dammed and dropped at a predetermined position of each thermal power control lever so as to prevent the spilled spilled on the top plate from moving along the thermal power control lever to the movable valve side. Each of the first and second weir portions is provided, and the second weir portion of the second heating power adjustment lever is arranged closer to the movable valve than the first weir portion of the upper heating power adjustment lever.
[0015]
According to the first aspect of the present invention, even when boiled spilled from the cooking utensil during cooking and the spilled spilled on the top plate is applied to the upper thermal power adjustment lever, the simmer is heated by the weir portion provided on the thermal power adjustment lever. It is blocked by the adjustment lever and falls.
[0016]
Some of the fallen broth is applied to the lower heating power control lever, but the broth is blocked by the second dam provided on the movable valve side from the first dam and falls. For this reason, the broth does not move to the movable valve side through the heating power adjustment lever.
[0017]
Here, the dam portion may be, for example, a convex portion raised upward over the entire width of the thermal power adjustment lever.
[0018]
Moreover, the said dam part is good also as a recessed part dented below over the whole width | variety of the thermal-power adjustment lever, for example.
[0019]
Furthermore, when a knob is provided at the end of the heating power adjusting lever, a dam part for blocking and dropping the broth on the knob may be provided.
[0021]
DETAILED DESCRIPTION OF THE INVENTION
Referring to FIG. 1, reference numeral 1 denotes a gas stove provided with the thermal power control apparatus of the present invention. The gas stove 1 has a box-shaped stove body 11, and the stove body 11 is provided with, for example, two gas burners 12.
[0022]
A flat top plate 13 provided with an opening facing each gas burner 12 is mounted on the open upper surface of the stove body 11. In this case, the top plate 13 is formed to have substantially the same size as the opening on the top surface of the stoveware body 11.
[0023]
A grill (not shown) is provided at a substantially central portion of the stove body 11, and a front panel 14 is provided on the front surface of the stove body 11 at both sides of the grill. In this case, the front panel 14 is inclined in order to improve the operability of a fire power adjusting lever 7 and a point fire extinguishing button which will be described later.
[0024]
Referring to FIGS. 2 and 3, the thermal power control device 2 that adjusts the amount of fuel gas supplied to the gas burner 12 has a valve casing that is composed of two portions 21 a and 21 b that are connected one above the other. . The first portion 21 a of the valve casing that is substantially horizontal is provided with a first gas passage 22 that extends along the longitudinal direction thereof, and a gas inflow portion 23 that communicates with the first gas passage 22 is opened.
[0025]
The electromagnetic valve 3 is provided in the first gas passage 22 located downstream of the gas inflow portion 23. The electromagnetic valve 3 has a magnet case 31. The magnet case 31 has, for example, an electromagnet excited based on a signal from a control unit (not shown) provided in the stove body 11 and an adsorption adsorbed thereto. A piece is housed.
[0026]
A first valve body 32 protruding from the magnet case 31 toward the downstream side of the first gas passage 22 is connected to the attracting piece. When the solenoid valve 3 is in the closed state, the first valve body 32 is urged by the spring 33 contracted between the first valve body 32 and the magnet case 31, and the first gas passage through the sealing material 34a. 22 is seated on a valve seat of a valve seat member 34 provided at 22.
[0027]
The opening operation of the solenoid valve 3 is performed by the operation rod 4 that is inserted into the first gas passage 22 through the sealing material 41 and is movable back and forth along the longitudinal direction of the first gas passage 22.
[0028]
The operation rod 4 is provided with a second valve body 42, and the second valve body 42 constitutes a main valve together with a valve seat 43 provided in the first gas passage 22. In the closed state of the main valve, the second valve body 42 is seated on the valve seat 43 by a spring 44 contracted between the second valve body 42 and the valve seat member 34.
[0029]
The operation rod 4 is moved in the front-rear direction by a push operation of the fire extinguishing button 5 provided on the front panel 14 of the stove body 11. In this case, when the point-extinguishing button 5 is pushed in, the operating rod 4 is pushed backward (right side in FIG. 2) to open the main valve, and then the valve body 32 is pushed all the way to the suction piece side and the ignition means. It moves to the ignition position where a certain discharge unit (not shown) operates.
[0030]
The first portion 21a is provided with a gas outlet 24 located above and downstream of the main valve. The gas outlet 24 is connected to the first portion 21a at a substantially right angle. It coincides with the second gas passage 25 of the portion 21b.
[0031]
The second gas passage 25 is formed to be bent and communicates with a gas outflow portion 26 to which an injection nozzle (not shown) for injecting fuel gas is connected to the mixing pipe M of the gas burner 12. In addition, a guide path 27 extending upward facing the first portion 21 a is opened in the second portion 21 b so as to communicate with the second gas passage 25.
[0032]
A needle valve 6, which is a movable valve that adjusts the gas supply amount of the fuel gas to the injection nozzle by increasing / decreasing the passage area, is inserted in the guide path 27 so as to be movable up and down. In this case, when the needle valve 6 is raised, the passage area is increased, and when the needle valve 6 is lowered, the passage area is reduced.
[0033]
A pin 61 protrudes from the needle valve 6 and is inserted into an oblique long hole 63 formed in a guide plate 62 attached to the second portion 21b. Further, the end of the pin 61 is locked to a heating power adjusting lever 7 that is rotatably provided above the needle valve 6.
[0034]
The thermal power adjusting lever 7 is formed of a flat plate bent in a crank shape, and the end of the thermal power adjusting lever 7 protrudes from the front panel 14. The protruding end portion is provided with a knob 71 having a cross section formed in a U-shape.
[0035]
When the heating power adjustment lever 7 is rotated in the left-right direction of the stove body 11, the needle valve 6 moves up and down in conjunction with it. In this case, when the heating power adjusting lever 7 is set to the high fire position, the pin 61 is guided above the elongated hole 63 and the needle valve 6 is held at the upper end position. On the other hand, in the low fire position, the pin 61 is guided below the elongated hole 63 and held at the lower end position.
[0036]
By the way, in this gas stove 1, since the thermal power control lever 7 of the thermal power control device 2 protrudes forward from the front edge of the top plate 13 , spilling occurred from the cooking utensil E placed on the five virtue G during cooking. In some cases, the broth spilled on the top plate 13 may be applied to the heating power adjustment lever 7 (see FIG. 1).
[0037]
When the broth is applied to the heating power adjustment lever 7, the broth passes through the heating power adjustment lever 7 and enters the stove body 11, and the gas seal portion of the needle valve 6 located below the heating power adjustment lever 7 and the stove body 11. There is a possibility of adversely affecting the electrical boards and switches provided inside.
[0038]
In the present embodiment, a weir portion 72 composed of a convex portion raised upward over the entire width of the thermal power adjustment lever 7 is provided at a predetermined position of the thermal power adjustment lever 7. The broth was dammed by the dam portion 72 and dropped from the heating power control lever 7.
[0039]
In this case, the dam portion 72 is set to be positioned inside the stove body 11. Therefore, when the broth that has been transmitted through the heat control lever 7 is dropped, the broth falls into the stove body 11. In addition to the stove body, other parts are attached in the stove body 11, so that the other parts in the stove body 11 are not contaminated by the dropped broth according to the position of the weir 72. The stove bowl 11 was provided with a juice tray 73.
[0040]
Thereby, even if the broth spilled on the top plate passes through the heating power adjustment lever 7 and enters the stove body 11, the gas seal portion of the needle valve 6 located on the lower side of the heating power adjustment lever 7 and the stove body 11. It is possible to prevent the broth from being applied to other components such as an electrical board and a switch provided inside. In addition, when other parts do not exist in the range which falls from the dam part 72, it is not necessary to provide the soup pan 73.
[0041]
The weir portion 72 may be set to be located outside the front panel 14 so that the broth does not enter the stove body 11.
[0042]
With reference to FIG.4 and FIG.5, 100 is the thermal-power adjustment apparatus concerning 2nd Embodiment. The thermal power adjusting device 100 is for adjusting the gas flow rate of the fuel gas to the upper and lower fire burners provided on the grill.
[0043]
In the thermal power control apparatus 100, the second gas passage 25 provided in the second portion 21b of the valve casing is branched after passing through the governor valve GV, and each of the branched second gas passages 25 has two parallel to each other. The guide paths 27a and 27b communicate with each other. Needle valves 60a and 60b are inserted in the guide paths 27a and 27b so as to be movable up and down.
[0044]
Each needle valve 60a, 60b is configured in the same manner as in the first embodiment, and each needle valve 60a, 60b is a pin 61a, 61b inserted through the long holes 63a, 63b of the guide plates 62a, 62b. Are operated by the fire power adjusting levers 70a and 70b.
[0045]
Each of the heating power adjusting levers 70a and 70b is formed from a flat plate material bent in a crank shape, and is provided so as to be rotatable up and down. And each thermal power adjustment lever 70a, 70b is protruded from the front panel 14, and is arrange | positioned.
[0046]
In addition, first and second weir portions 72a and 72b each including a convex portion protruding upward over the entire width of the thermal power adjusting lever 7 are provided at predetermined positions of the thermal power adjusting levers 70a and 70b. ing.
[0047]
In this case, the second dam portion 72b of the lower thermal power adjustment lever 70b is formed so as to be positioned on the needle valves 60a and 60b side from the first dam portion 72a of the upper thermal power adjustment lever 70a.
[0048]
Thereby, even if cooking spills from cooking utensil G at the time of cooking, even if the spilled spilled on the top plate 13 is applied to the upper heating power adjustment lever 70a, the boiling power is adjusted by the first dam 72a provided on the heating power adjustment lever 70a. It is blocked in the middle of the lever 70a and can be dropped.
[0049]
Some of the fallen broth is applied to the lower heating power adjustment lever 70b, but the broth is blocked by the second dam portion 72b provided on the needle valves 60a, 60b and can be dropped. For this reason, the broth does not move to the needle valves 60a, 60b side through the both heating power adjusting levers 70a, 70b.
[0050]
In the first and second embodiments, the dam portions 72, 72a, 72b are formed from convex portions that are raised upward over the entire width of the thermal power adjusting levers 7, 70a, 70b. However, the present invention is not limited to this. Is not to be done.
[0051]
For example, as shown in FIG. 6, a dam portion may be formed by a recessed portion 72c that is recessed downward over the entire width at a predetermined position of the heating power adjusting lever 7 (70a, 70b).
[0052]
Further, as shown in FIG. 7, a portion of the thermal power control lever 7 on the side of the guide plate 62 of the needle valve from the weir portion 72 may be inclined downward toward the guide plate 62.
[0053]
Further, as shown in FIG. 8, a dam portion 71b is provided on the edge of the knob 71a of the heating power adjustment lever 7 on the needle valve guide plate 62 side so as to protrude upward over the entire width. The broth may be blocked and dropped. In this case, as shown in FIG. 9, when the upper surface 71d of the knob 71a is formed in a dome shape, the broth can be easily dropped.
[0054]
【The invention's effect】
As described above, in the heating power adjusting apparatus for a gas cooking appliance of the present invention, it is possible to prevent the boiled juice spilled on the top plate from being adversely affected on the electric boards and switches in the stove.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view illustrating a gas stove provided with a thermal power control apparatus according to the present invention. FIG. 2 is a cross-sectional view illustrating a configuration of the thermal power control apparatus according to the first embodiment. Fig. 4 is a top view for explaining the lever. Fig. 4 is a diagram for explaining the configuration of the thermal power control apparatus according to the second embodiment. Fig. 5 is a diagram for explaining the thermal power control lever shown in Fig. 4. Fig. 6 is a modification of the thermal power control lever. FIG. 7 is a diagram illustrating another modification of the thermal power adjustment lever. FIG. 8 is a diagram illustrating another modification of the thermal power adjustment lever. FIG. 9 is another modification of the thermal power adjustment lever. Figure to explain [Fig. 10] Side view to explain a conventional gas stove [Explanation of symbols]
1 Gas stove 2 Thermal power control device 6 Needle valve (movable valve)
7 Thermal power control lever 71 Knob 72 Weir part

Claims (4)

Each gas passage is provided with a movable valve that adjusts the amount of fuel gas supplied to the gas burner by changing the passage area, and each movable valve is connected to a gas cooking appliance. In the gas cooker thermal power control apparatus, which is operated by two thermal power control levers arranged so as to protrude from the front panel, and the thermal power control levers are arranged one above the other,
The first and second dams are dammed and dropped at predetermined positions of each of the heating power control levers so as to prevent the boiling water spilled on the top plate from moving to the movable valve side through the heating power control levers. A heating power adjusting device for a gas cooking appliance, wherein each weir portion is provided, and the second weir portion of the second heating power adjusting lever is arranged closer to the movable valve than the first weir portion of the upper heating power adjusting lever. The dam section, combustion control system for gas cooking appliance according to claim 1, characterized in that over the entire width of the thermal power adjusting lever is a convex portion is raised upward. The dam section, combustion control system for gas cooking appliance according to claim 1, characterized in that over the entire width of the thermal power adjusting lever is a recess recessed downward. Provided the knob on the end portion of the thermal power adjusting lever, in the knob, wherein the broth spilled on the top plate of claims 1, characterized in that a weir to fall dammed in any one of claims 3 Gas cooker thermal power control device.

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