JP2015137771A - Gas cooking stove - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a gas cooking stove which suppresses a flowing force of broth which enters an apparatus body in a large amount and is received by a boiling-over cover, and which suppresses the broth attaching to functional components accommodated in the apparatus body.SOLUTION: A gas cooking stove includes: a cooking stove burner 2 having a flame hole 25 provided annularly in a plan view, and having through-holes 23, 33 inside for penetrating vertically; an apparatus body 10 for accommodating the cooking stove burner 2; a top plate 11 for covering a top surface of the apparatus body 10; and a boiling-over cover 4 for receiving broth entering from the through-holes 23, 33. The boiling-over cover 4 includes a discharge hole 41 for discharging the received broth downward, and includes a passing flow suppression part 5 for suppressing a passing flow of the received broth to the discharge hole 41.

Description

  The present invention relates to a gas stove.

  2. Description of the Related Art Conventionally, there has been known a gas stove in which a stove burner's flame opening is projected from a top plate burner insertion opening so as to face the top plate (see, for example, Patent Document 1). In this conventional gas stove, a through-hole penetrating up and down is formed in the stove burner, and a temperature sensor that detects the temperature of the bottom of the cooking container is inserted through the through-hole, or a secondary secondary for combustion through the through-hole. Air is supplied.

JP 2003-194310 A

  In the case of the gas stove as described above, when the spillage from the cooking container occurs, the broth enters the device body of the gas stove from the through hole. Since the broth that has entered the device main body is likely to break down when it is applied to a functional component stored in the device main body, it is conceivable to provide a spilled cover that receives the broth that has entered through the through-hole. However, even in this case, if a large amount of boiled juice enters, the momentum of the boiled juice received by the boiled spilled cover will increase, and the boiled juice received by the boiled spilled cover will be formed in the predetermined discharge hole If it is not discharged from the product and spills from the edge and adheres to the functional part, it may break down.

  The present invention has been invented in view of the above-mentioned conventional problems, and the object of the present invention is to suppress the flow of boiled juice received in the spilled cover by invading a large amount into the device body. And it makes it a subject to provide the gas stove which suppresses that boiled juice adheres to the functional component accommodated in the apparatus main body.

  In order to solve the above problems, the gas stove 1 of the present invention has a flame port 25 provided in an annular shape in plan view, and a stove burner 2 having through-holes 23 and 33 penetrating vertically therein, and a stove burner 2. Device body 10, top plate 11 that covers the upper surface of device body 10, and spilled cover 4 that receives the broth that has penetrated through through-holes 23, 33. While having the discharge hole 41 discharged | emitted below, the flow suppression part 5 which suppresses the flow to the discharge hole 41 of the received boiled juice is provided.

  Further, the burner receiving bar 6 is fixed to the apparatus body 10 and supports the stove burner 2, and the lower end edge of the burner receiving bar 6 is located at a predetermined interval from the upper surface of the spilled cover 4 that receives the broth, It is preferable that the lower edge of the burner receiving bar 6 constitutes the flow restricting portion 5.

  Moreover, it is preferable that the said predetermined | prescribed space | interval is 2 mm or more.

  In the invention which concerns on Claim 1, it penetrate | invades in the apparatus main body in large quantities, suppresses the momentum of the flow of the boiled juice received by the spilled cover, and the functional component in which the broth is stored in the apparatus main body It can suppress adhering. Thereby, generation | occurrence | production of the failure by boiling water adhering to a functional component can be suppressed.

  In the invention according to claim 2, it is not necessary to provide a separate flow suppression portion, and the flow suppression portion is configured at low cost by also serving as a flow suppression portion at the lower end edge of the burner receiving bar. can do.

  In the invention which concerns on Claim 3, the clearance gap between a flow control part and a boiled spilled cover is water-sealed with the boiled juice which received by the boiled spilled cover, and it is suppressed that boiled stagnation stays. .

1 is an overall perspective view of a gas stove according to a first embodiment of the present invention. It is a top view of the gas stove which removed the top plate in a 1st embodiment. FIG. 3 is a partially enlarged view of an AA cross section in FIG. 2. It is a partially expanded view of the BB cross section in FIG.

  A first embodiment of the present invention will be described with reference to FIGS.

  As shown in FIG. 1, the gas stove 1 is composed of a stove burner 2, a device main body 10 that is generally box-shaped and has an upper opening (not shown) that exposes the upper portion of the stove burner 2 that is housed inside, and a device. A top plate 11 covering the upper surface of the main body 10. In the first embodiment, the gas stove 1 is a drop-in stove that is not shown, but is a drop-in stove that is installed by being inserted (inserted) into an opening formed in a counter installed in a kitchen or the like, but is not particularly limited.

  In the first embodiment, as the stove burner 2, as shown in FIG. 1, there are provided three units, a large thermal power burner 2a, a standard thermal power burner 2b, and a small thermal power burner 2c. The large thermal burner 2a, the standard thermal burner 2b, and the small thermal burner 2c basically have the same structure. Note that the number of the stove burners 2 is not limited to three, and may be one, two, four or more, and the heating power of the plurality of stove burners 2 may be the same or different, and is not limited. A part of the stove burner 2 is exposed on the top plate 11 from the burner insertion opening of the top plate 11. The top plate 11 is a glass top plate in the first embodiment, but is not limited to a glass top plate.

  As shown in FIGS. 3 and 4, the stove burner 2 includes a burner body 20 having a mixing chamber 21, and a burner cap 3 that is detachably mounted on the burner body 20. Stored.

  As shown in FIG. 4, the burner body 20 is formed in an annular shape (for example, an annular shape) having a through-hole 23 penetrating in the vertical direction, and secondary combustion air is supplied through the through-hole 23. It is like that. The mixing chamber 21 is formed around the through-hole 23 via the inner cylinder portion 24 and is formed in an annular shape (for example, an annular shape). As shown in FIG. 2, the burner body 20 is formed of, for example, aluminum, and has a mixing tube 22 integrally with the mixing chamber 21, and the mixing chamber 21 communicates with the mixing tube 22. In the first embodiment, the burner body 20 is supported by a burner receiving bar 6 fixed to the apparatus body 10 as shown in FIGS. 2 to 4.

  The burner receiving bar 6 is fixed to a casing constituting the device main body 10, and in the first embodiment, as shown in FIG. 4, it is constituted by a member such as a channel material. Not. In the first embodiment, the burner main body 20 is placed on the burner receiving bar 6 and supported and fixed.

  As shown in FIG. 4, the mixing tube 22 has an opening at the tip of the burner body 20, and a gas nozzle 18 a that discharges gas (raw gas) as fuel is disposed in this opening. The gas nozzle 18 a is provided at the tip of the gas supply path 18, and when raw gas is discharged from the gas nozzle 18 a, primary air is sucked from the opening of the mixing tube 22, and the raw gas and primary air are mixed in the mixing tube 22. And are mixed.

  As shown in FIG. 4, the burner cap 3 includes a main cap body 31 and a cap cylinder portion 32. The cap main body 31 and the cap cylinder part 32 have a through-hole 33 penetrating in the vertical direction inside in a plan view.

  As shown in FIG. 4, the stove burner 2 in which the burner cap 3 is placed on the burner body 20 has a main flame opening and a flame holding opening between the lower surface of the burner cap 3 and the upper surface of the burner body 20. A flame opening 25 having an annular shape in plan view is formed. On the lower surface of the cap body 31, a plurality of main flame outlet grooves that are radially arranged with the inside and outside directions as the longitudinal direction are provided, and the main flame mouth is provided between the main flame mouth groove and the burner body 20. Is formed. Further, a flame holding port is formed between the portion of the burner cap 3 where the main flame port groove is not formed and the burner body 20. The stove burner 2 in the first embodiment is configured by placing the burner cap 3 on the burner body 20, but is not limited to being divided, and the through-hole 33 ( And a through-hole 23) provided with a flame opening 25 on the outer periphery.

  In the first embodiment, as shown in FIG. 1, an annular burner ring 12 is provided between the inner end edge of the burner insertion opening of the top plate 11 and the stove burner 2 inserted through the burner insertion opening. It is attached. The burner ring 12 seals the space between the stove burner 2 and the top plate 11 in a watertight manner, and prevents (or suppresses) intrusion of boiled juice or the like from the top plate 11 into the inside of the apparatus main body 10. Further, the virtues 13 are placed on the top plate 11, and the virtues 13 are provided so as to surround the stove burner 2. The cooking container is supported by placing the bottom of the cooking container such as a pot bottom on the virtues 13. Although the burner ring 12 is provided in the first embodiment, the burner ring 12 may not be provided.

  In the first embodiment, as shown in FIGS. 1, 3, and 4, a burner cover 34 is provided on the burner cap 3. The burner cover 34 covers the upper surface of the burner cap 3 and prevents the soup from adhering to the upper surface of the burner cap 3. The burner cover 34 is formed with an insertion port through which the temperature sensor 14 is inserted at the center. In the first embodiment, the burner cap 3 is provided with the burner cover 34, but the burner cover 34 may not be provided.

  As shown in FIG. 1, the stove burner 2 includes a temperature sensor 14 that is inserted through the through-hole 23 and the through-hole 33 and detects the temperature of the bottom of the cooking container. As shown in FIG. 4, the temperature sensor 14 includes a support pipe 14 a that is inserted into the through holes 23 and 33, and a heat sensitive portion 14 b provided at the upper end of the support pipe 14 a. The heat-sensitive part 14b is disposed higher than the upper surface of the virtues 13 and abuts against the bottom of the cooking container placed on the virtues 13 to detect the temperature. The heat sensitive part 14b is movable downward when pushed downward by the bottom of the cooking container. Although not shown, the temperature detected by the heat sensitive unit 14b is input to a control unit composed of a microcomputer via a lead wire inserted into the support pipe 14a, and the control unit is based on the detected temperature. 2 fire power control.

  As shown in FIGS. 1 and 2, a grill 15 having a grill burner is accommodated in the apparatus main body 10. The front opening of the grill 15 is closed so as to be freely opened and closed by a grill door 15a provided on the front surface of the apparatus main body 10. The front panel 16 constituting the front portion of the gas stove 1 is provided with an operation portion 17 for operating each burner (the stove burner 2 and the grill burner). The operation unit 17 instructs to switch the ignition and extinguishing of each corresponding burner and to adjust the heating power, and the control unit controls each burner in response to this, and for each burner, a cooking timer mode and a water heating mode are provided. Automatic cooking modes such as rice cooking mode can be set.

  As shown in FIG. 2, gas is supplied to each burner through a gas supply path 18 for supplying a fuel gas such as city gas. Although not shown, the gas supply path 18 is provided with a drive means for driving the original solenoid valve, the flow rate control valve, and the flow rate control valve. When the operation unit 17 is operated and an ignition command is sent to the control unit, the control unit opens the original solenoid valve of the corresponding gas supply path 18, opens the flow control valve at a predetermined opening, and the spark plug 19 (FIG. 4). Spark) and ignite.

  As shown in FIGS. 2 to 4, the gas stove 1 according to the present invention includes a spilled cover 4 that receives the broth that has entered the apparatus main body 10 through the through-holes 23 and 33.

  The boiled cover 4 is located in a portion including at least the through holes 23 and 33 in a plan view, and is preferably located in a wide range including the through holes 23 and 33. Thereby, the broth which penetrate | invaded in the apparatus main body 10 from the through-holes 23 and 33 can be received. Particularly, the broth overflowing from the cooking container due to spilling flows down the side surface of the cooking container and travels along the lower surface, and flows down the side surface of the temperature sensor 14 as shown by the arrows in FIG. Can be received.

  The boiled spill cover 4 includes a discharge hole 41 for discharging the received broth downward. In the first embodiment, the upper surface (receiving surface) that receives the broth of the spilled cover 4 includes an inclined surface that guides the received broth to flow into the discharge hole 41. As shown in FIG. 3, the receiving surface is inclined in the left-right direction, and a discharge hole 41 is formed at the lowest end (near). As shown in FIG. 4, the receiving surface is inclined in the front-rear direction, and a discharge hole 41 is formed at the lowest end (near).

  In the first embodiment, as shown in FIG. 2, the parts disposed under the spilled cover 4 can be maintained on the spilled cover 4 without removing the spilled cover 4 during maintenance. A maintenance hole 42 for inserting a tool such as a screwdriver is provided. The peripheral edge of the maintenance hole 42 has a peripheral wall bent upward, and is configured such that the broth received by the receiving surface is difficult to fall from the maintenance hole 42.

  And the gas stove 1 of this invention is equipped with the flow suppression part 5 which suppresses the flow to the discharge hole 41 of the received boiled juice. In the first embodiment, the flow restricting portion 5 is configured by a lower end edge of the burner receiving bar 6 that is located at a predetermined distance from the upper surface (receiving surface) that receives the boiled juice of the spilled cover 4. Yes. In the flow suppression unit 5, the burner receiving bar 6 is located between the through holes 23 and 33 and the discharge hole 41 in a plan view.

  The predetermined interval between the flow suppressing part 5 and the receiving surface of the spilled cover 4 is 3 mm in the first embodiment, but may be 2 mm or 4 mm, and preferably 2 mm or more. The upper limit of the predetermined interval is about 5 mm, but is not particularly limited. As the predetermined interval increases, the function as the flow suppression unit 5 decreases, and as the predetermined interval decreases, the function as the flow suppression unit 5 improves. The water is sealed with water, and the broth stays in the flow restricting portion. For this reason, for example, the above-described range is defined as the predetermined interval.

  Since the gas stove 1 according to the present invention includes the flow suppression unit 5, the momentum of the flow of the received boiled juice is suppressed, and the surplus momentum of the boiled juice is spilled and the region other than the discharge hole 41 of the cover 4 (for example, the edge) It is suppressed that it falls from. Thereby, the functional components of the gas stove 1 to be protected by the spilled cover 4 (for example, the control unit, the driving means, etc., and particularly the electric device) are accurately protected.

  Further, in the first embodiment, the maintenance hole 42 is formed, but since the peripheral wall is formed around the maintenance hole 42, it is configured so that the broth received on the receiving surface does not easily fall from the maintenance hole 42. Has been. However, when a large amount of the broth falls on the receiving surface and the momentum of the broth flowing on the spilled cover 4 is strong, the broth may get over the peripheral wall of the maintenance hole 42 and fall from the maintenance hole 42. Even in such a case, the flow suppression unit 5 suppresses the momentum of the flow of the boiled juice received and prevents (or suppresses) the boiled juice received by the spilled cover 4 from dropping from the maintenance hole 42. Is done.

  In the first embodiment, since the lower end edge of the burner receiving bar 6 constitutes the flow restricting portion 5, it is not necessary to provide a separate flow restricting portion 5. Composed.

  In addition, although not shown in the drawings as the second embodiment, the flow suppressing part 5 is not configured by the lower end edge of the burner receiving bar 6 but a member separate from the burner receiving bar 6 is provided to provide the flow suppressing part 5. Configure. Thereby, there is no design restriction in the case where the flow restricting portion 5 is configured by the lower end edge of the burner receiving bar 6 as in the first embodiment, and a design with a high degree of freedom is possible in this respect. .

  Moreover, although not shown in figure as 3rd Embodiment, between the stove burner 2 and the top plate 11 is not sealed watertightly like the 1st embodiment, between the stove burner 2 and the top plate 11 is provided. It forms, and when boiling over arises from a cooking container, it is comprised so that boiled juice may penetrate | invade in the apparatus main body 10 from the said clearance gap. In this case, the burner ring 12 is not required, or even if the burner ring 12 is attached, a gap is formed between the burner ring 12 and the top plate 11 (or the stove burner 2). Moreover, although the top plate 11 is comprised with top plates other than a glass top plate, you may comprise with a glass top plate.

  Note that the flow restricting portion 5 may not be the lower end edge of the burner receiving bar 6 as in the first embodiment, and may be, for example, a weir having a predetermined height.

DESCRIPTION OF SYMBOLS 1 Gas stove 10 Main body 11 Top plate 12 Burner ring 13 Gotoku 14 Temperature sensor 14a Support pipe 14b Heat sensitive part 15 Grill 15a Grill door 16 Front panel 17 Operation part 18 Gas supply path 18a Gas nozzle 19 Spark plug 2 Combustor 2a Large-fired burner 2b Standard thermal power burner 2c Small thermal power burner 20 Burner body 21 Mixing chamber 22 Mixing pipe 23 Through port 24 Inner cylinder part 25 Flame outlet 3 Burner cap 31 Cap body 32 Cap cylinder part 33 Through hole 34 Burner cover 4 Boiled cover 41 Exhaust hole 42 Maintenance hole 5 Flow control part 6 Burner receiving bar

Claims (3)

A stove burner having a flame opening provided in a ring shape in plan view, and having a through-hole penetrating vertically in the interior;
A device main body for storing the stove burner;
A top plate covering the upper surface of the device body;
A spilled cover that receives the broth infiltrated from the through hole,
The cooker cover is provided with a discharge hole for discharging the received boiled juice downward and a flow suppression unit for suppressing the flow of the received boiled juice to the discharge hole. A burner receiving bar fixed to the device body and supporting the stove burner;
The lower end edge of the burner receiving bar is located at a predetermined interval from the upper surface that receives the broth of the spilled cover, and the lower end edge of the burner receiving bar constitutes the flow restricting portion. The gas stove according to claim 1.   The gas stove according to claim 2, wherein the predetermined interval is 2 mm or more.

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