JP6150296B2 - Gas stove - Google Patents

Description

  The present invention relates to a gas stove.

  A gas stove generally has a structure in which a flame hole portion of a burner is provided on a top plate of a main body so as to protrude, and five virtues for supporting a bottom (such as a pan bottom) of an object to be heated are disposed around the gas stove. The virtues are normally provided so as to be removable from the top plate, and the top plate is provided with an uneven portion for holding the virtues in a fixed position.

  Such a gas stove has a problem that it cannot be easily cleaned when the top plate becomes dirty due to spillage or the like, because the top surface of the top plate has protrusions of the burner flame hole part and irregularities to maintain virtues. is there. For this, as in the prior art shown in Patent Document 1 below, a proposal has been made to make the top plate planar. In this prior art, a heating port opened in the top plate is provided, a flame hole of the burner is disposed below the top plate, a lid member formed so as to be able to close the heating port is provided, and the posture of the lid member is determined as the heating port. In the figure, one that can be selectively switched between a posture in which the opening is opened and a posture in which the heating port is closed is shown.

JP 2002-213749 A

  In the conventional technology described above, the top plate can be made flat by closing the heating port with the lid member. However, the flame hole of the burner is arranged under the top plate and the combustion gas is discharged upward through the heating port, so the distance from the flame hole to the bottom of the object to be heated has to be increased to some extent. There is a problem that the highest temperature part of the flame cannot be applied to the bottom of the object to be heated and the heating efficiency of the direct fire heating cannot be sufficiently increased. Further, since the discharge direction of the combustion gas is inevitably vertically upward, the combustion gas that hits the bottom of the object to be heated spreads to the surrounding 360 °, and the exhaust of the combustion gas spreads around the gas stove and the flame. There is a problem that the radiation heat of the gas propagates around the gas stove and deteriorates the usage environment of the gas stove. In particular, since combustion exhaust and radiant heat spread also to the front side of the gas stove where the user stands, there arises a problem that the user cannot use the gas stove comfortably.

  This invention makes it an example of a subject to cope with such a problem. In other words, by flattening the top of the gas stove, it improves the ease of cleaning and appearance, at that time, improving the heating efficiency of direct fire heating, without deteriorating the use environment of the gas stove It is an object of the present invention to obtain excellent use comfort.

In order to achieve such an object, the gas stove according to the present invention has at least the following configuration.
A flat top plate, a burner having a flame hole portion projecting from the top plate, and five virtues arranged on the top plate and supporting the bottom surface portion of the object to be heated. A flame hole directed to the rear side of the plate and a support portion for supporting the bottom surface portion of the object to be heated; the support portion can be stored flush with the top plate; A gas stove that is detachably attached to a set position at the back of the unit.

  The gas stove of the present invention having such a feature can flatten the top plate by storing the flame hole portion in a state of being flush with the top plate and removing the five virtues. Can be improved. Also, during use, the heating efficiency of direct heating can be increased by projecting the flame hole on the top plate, and the flame hole is directed backward to prevent the diffusion of combustion exhaust and deteriorate the usage environment of the gas stove It is possible to obtain good use comfort without causing it to occur.

It is explanatory drawing which showed the gas stove concerning one Embodiment of this invention ((a) is a top view, (b) is a fragmentary sectional view). An example of the flame hole part of a burner is shown and it is explanatory drawing which looked at this from the back side. It is explanatory drawing which showed the flame-hole part accommodation state of the gas stove which concerns on embodiment of this invention, and the attachment or detachment state of five virtues ((a) is a top view, (b) is a fragmentary sectional view). It is explanatory drawing which showed the storing state of five virtues.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is an explanatory view showing a gas stove according to an embodiment of the present invention ((a) is a plan view and (b) is a partial sectional view). In this specification, drawings, and claims, “front” or “front” refers to the side where the user stands with respect to the gas stove, and “rear” or “rear” refers to “front” in the gas stove. "Or the front side. “Left” and “right” refer to the left and right of the user facing the gas stove.

  The gas stove 1 includes a top plate 2, a burner 3, and five virtues 4. The top plate 2 has a flat plate shape and constitutes the upper portion of the main body 10. The top plate 2 can be formed of a heat resistant material such as duralumin. The burner 3 includes a flame hole portion 30 that protrudes from the top plate 2, and a fuel supply portion 31 that supplies a mixed gas to the flame hole portion 30. The fuel supply unit 31 mixes fuel gas injected from the gas nozzle 5 and primary air to form a mixed gas. The flame hole portion 30 has a flame hole 30 </ b> A that is positioned slightly forward of the top plate 2 and that faces the rear side of the top plate 2. The flame hole 30 can be provided with a temperature sensor 32 that disappears as needed on the side where the flame hole 30A is opened. The burner 3 can be added with an ignition device or a valve mechanism provided in a burner of a general gas stove.

  FIG. 2 shows an example of the flame hole portion 30 of the burner 3, and is a view of this from the rear side. The flame hole portion 30 is provided with a plurality of slit-like flame holes 30 </ b> A that emit mixed gas toward the rear. An air flow path 30B is formed above the flame hole 30A, and a support portion 30C having a support surface 30C1 for supporting the bottom surface portion of the object to be heated is provided thereon. An air flow path 30B is formed below the support portion 30C by providing a support portion 30C above the flame hole 30A via a spacer 30B1.

  As shown in FIG. 1, the virtues 4 are located on the rear side of the top plate 2 with respect to the flame hole 30A and extend before and after the top plate 2 and ignite the mixed gas emitted from the flame hole 30A. Is provided with a pair of left and right virtues 40 having opposed side surfaces 40A that guide the rear side of the top plate 2 to the rear side. The Gotoku body 40 has a side surface 40A that is curved in a streamline shape, and a flat support surface 40B that supports the bottom surface portion Wt of the article to be heated W such as a pan.

  Drawing 3 is an explanatory view showing the flame hole part accommodation state of the gas stove concerning the embodiment of the present invention, and the attachment and detachment state of five virtues ((a) is a top view and (b) is a fragmentary sectional view. ). As shown in FIG. 3 (b), the gas stove 1 can be stored with the support 30 </ b> C of the flame hole 30 being flush with the top plate 2, and the five virtues 4 (the five virtue bodies 40) of the flame hole 30. It is detachably attached to a set position of the top plate 2 at the rear.

  Specifically, the top plate 2 is made of a non-magnetic material (for example, duralumin), and the magnetic body 20 is installed at a setting position where the virtues 4 are attached. In addition, magnets 43 that are attracted to the magnetic body 20 are installed in the five virtue bodies 40 and 42. As a result, the virtues 4 can be fixed at the set positions of the top plate 2, and the virtues 4 can be easily detached from the top plate 2. As shown to Fig.3 (a), the virtues 4 can be further provided with the virtuoso body 42 which supports the center of the bottom face part of a to-be-heated object with respect to a pair of left and right virtuoso bodies 40. The virtues 42 have streamlined sides that do not hinder the flow of combustion exhaust to the rear.

  In such a gas stove 1, the virtues 4 are removed from the top plate 2, the flame hole portion 30 of the burner 3 is accommodated, and the support portion 30 </ b> C of the flame hole portion 30 is flush with the top plate 2. The plate 2 can be planarized. Thus, by cleaning the top plate 2 when not in use, the top plate 2 can be easily cleaned. Further, the aesthetic appearance when not in use can be improved by flattening the top plate 2.

  Further, as shown in FIG. 3A, the gas stove 1 has a pair of left and right virtues 40 having a curved shape in plan view, and an attached state in which the projection is outward in plan view and an inward projection state in plan view. It is attached to the set position of the top plate 2 at two points so that it can be replaced. When the pair of virtues 40 is fixed in this manner, the bottom basal part Wt (1) having a relatively large outer diameter can be stably attached by attaching the virtues 40 in a curved state having a convex outward projection in plan view shown by a solid line in the drawing. It is possible to support the bottom surface Wt (2) having a relatively small outer diameter by attaching the virtuosity body 40 in a curved state with an inward convex in a plan view indicated by a dashed line in the figure. It becomes possible to do. In this way, the gas stove 1 can stably support an object to be heated with a set of five virtue bodies 40 having different bottom diameters.

  As shown in FIG. 1, the gas stove 1 supports the bottom surface portion Wt of the article to be heated W by the support surface 30C1 of the flame hole portion 30 protruding on the top plate 2 and the support surfaces 40B of the pair of virtues 40. Yes. The flame holes 30 </ b> A of the flame hole portion 30 are linearly arranged on the left and right sides of the top plate 2, and are arranged between the front ends of the pair of virtues 40.

  In a state where the bottom surface portion Wt of the object to be heated W is supported on the support surface 30C1 of the flame hole portion 30 and the support surface 40B of the pair of virtues 40, the bottom surface portion Wt of the object to be heated W, the side surface 40A of the virtues body 40, and the flat plate A space surrounded by the top plate 2 is formed, and a flame hole 30A is arranged on the front side of the space. As a result, the above-described space forms a flow path for flowing the combustion exhaust gas of the flame formed in the flame hole 30 </ b> A, and the combustion exhaust gas can be collected rearward without being diffused around the gas stove 1. . A gap S is formed between the flame hole 30 and the front ends of the pair of virtues 40. The gap S is for allowing the secondary air to flow into the above-described space, and the secondary air flows into the above-described space from the gap S due to the drawing effect by the mixed gas emitted from the flame hole 30A.

  Further, in a state where the bottom surface portion Wt of the article to be heated W is supported on the support surface 30C1 of the flame hole portion 30 and the support surface 40B of the pair of virtues 40, the flame is caused by the close contact between the bottom surface portion Wt and the support surfaces 30C1 and 40B. Can be prevented from overflowing to the outside of the flame hole 30 or the five virtue bodies 40. As a result, the flame cannot be seen from the front or the side of the gas stove 1, and the radiant heat from the flame can be effectively shielded.

  As shown in FIG. 1, the gas stove 1 includes a support portion 30 </ b> C of the flame hole portion 30 and a pair of five virtue bodies 40 provided with support surfaces 30 </ b> C <b> 1 and 40 </ b> B having a certain height from the top plate 2. In the meantime, an open port 41 for sending combustion exhaust to the rear side of the top plate 2 is formed. By providing such a configuration, the combustion exhaust via the space described above is exhausted intensively to the rear side of the top plate 2 through the opening 41.

  FIG. 4 is an explanatory view showing a storage state of each of the five virtues 40 and 42 adopted as the five virtues 4. Since the virtues 4 are detachable from the top plate 2, it is preferable to store them together when they are removed from the top plate 2. In the above-described embodiment, each of the five virtue bodies 40 and 42 includes the magnet 43, so that the removed five virtue bodies 40 and 42 can be integrated together by using the attractive force of the magnet 43. At this time, the five virtue bodies 40 have one outer surface and a part of the same curved surface as one inner surface, and the five virtue bodies 40 and the five virtue bodies 42 have the same inner surface and outer surface. It has a curved surface. As a result, it is possible to suck and hold in a compact state as illustrated.

  As described above, the gas stove 1 according to the embodiment of the present invention is easy to clean and has a good appearance by the flat top plate 2 by storing the flame hole 30 and making the virtues 4 removable. Securement becomes possible. Further, since the combustion exhaust of the flame ignited with the mixed gas emitted from the flame hole 30A can be concentrated and exhausted to the rear side of the top plate 2, the use comfort is improved without deteriorating the use environment of the gas stove 1. be able to.

  In particular, in the gas stove 1 according to the embodiment of the present invention, the support portion 30C is provided in the flame hole portion 30 having the flame hole 30A that forms the flame in the rearward direction, and the bottom surface portion Wt of the object W to be heated is provided on the support surface 30C1. Is supported, it is possible to heat the article to be heated W in a state where the forward flame is shielded. As a result, it is possible to effectively prevent the radiant heat of the flame and the combustion exhaust from being directed toward the user standing on the front side of the gas stove 1, and good use comfort can be obtained.

  As described above, the embodiments of the present invention have been described in detail with reference to the drawings. However, the specific configuration is not limited to these embodiments, and the design can be changed without departing from the scope of the present invention. Is included in the present invention. In addition, the above-described embodiments can be combined by utilizing each other's technology as long as there is no particular contradiction or problem in the purpose and configuration.

1: gas stove, 2: top plate, 20: magnetic material,
3: Burner, 30: Flame hole,
30A: Flame hole, 30B: Air flow path, 30C: Support part, 30C1: Support surface,
31: Fuel supply unit, 32: Disappearance temperature sensor,
4: Gotoku, 40, 42: Gotoku, 40A: Side, 40B: Support surface,
41: Open port, 43: Magnet,
S: gap, W: object to be heated, Wt: bottom surface

Claims (6)

A flat top plate, a burner having a flame hole protruding from the top plate, and five virtues arranged on the top plate to support the bottom surface of the object to be heated,
The flame hole part has a support part for supporting the flame hole facing the rear side of the top plate and the bottom part of the object to be heated, and the support part can be stored in a state flush with the top board. ,
The gas stove is characterized in that the virtues are detachably attached to a set position behind the flame hole.   The gas stove according to claim 1, wherein the top plate is formed of a non-magnetic material, a magnet is installed in the five virtues, and a magnetic material is installed at a set position of the top plate. The virtues comprise a pair of left and right virtues,
The gas stove according to claim 1 or 2, wherein the support part of the flame hole part and the five virtue bodies are provided with a support surface having a certain height from the top plate.   The pair of left and right virtues have a curved shape in plan view, and are attached to the setting position of the top plate at two points so that the mounting state of the convexes facing outward in plan view and the mounting state of the convexes facing inward in plan view can be replaced. The gas stove according to claim 3, wherein the gas stove is provided.   5. The gas stove according to claim 3, wherein the pair of left and right virtues has side surfaces that guide the combustion exhaust gas of the flame formed by the flame holes to the rear side of the top plate.   The gas stove according to claim 5, wherein an open port for sending the combustion exhaust gas to the rear side of the top plate is formed between rear ends of the pair of left and right virtues.

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