JP5292442B2 - Cooking stove - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable lightweight cooking stove to be properly used as a heater and a cooking heater, having high durability with a simple structure. <P>SOLUTION: This cooking stove 10 includes: a stove body 12 made of steel sheet, configured by laying a triangle pole with one side surface as a top face 12a, and having an opening 12b formed at one longitudinal end face; a bottom plate 14 formed by vertically sectioning a lower section of an internal space of the stove body 12 from the opening 12b at one longitudinal end face to the vicinity of the other longitudinal end face 12c, and having a combustion chamber 24 formed at its upper face side, and an air supply path 26 formed at its lower face side; an opening/closing door 16 for opening and closing the opening 12b at the combustion chamber 24 side; an air volume adjustment member 18 for opening and closing the opening 12b at the air supply path 26 side for adjusting the air volume of the air A circulated in the air supply path 26; and an exhaust port 20 formed on the top face 12a of the stove body 12 and connected with a chimney 34. <P>COPYRIGHT: (C)2013,JPO&amp;INPIT

Description

  The present invention relates to a cooking stove that plays an active role not only as a heating appliance but also as a cooking device.

  Large-scale natural disasters such as earthquakes have disrupted lifelines such as electricity, water, and gas, as well as the surrounding roads, and in isolated areas (stricken areas) threatened the survival of residents, especially during the cold winter season. Can happen.

  In addition, if a house collapses due to an earthquake or a tsunami that accompanies it, a large amount of rubble will be generated, but such rubble contains a large amount of waste wood that serves as fuel, such as firewood. It is.

  Under the circumstances as described above, for example, Japanese Patent Application Laid-Open Publication No. 2007-170730 (patented Japanese Patent Application Laid-Open Publication No. 2007-170730) (Patent) Reference 1) includes a wood-burning stove body, a chimney that is vertically connected to the wood-burning stove body, and an upper portion of the wood-burning stove body. A boiler chamber to be converted into steam, a steam turbine connected to the boiler chamber via a steam pipe, a generator rotated by the rotation of the steam turbine, and an electric appliance connected to the generator A wood-burning stove device has been proposed.

  According to this, even if an emergency situation occurs in which electricity is not supplied for many days due to a typhoon or an earthquake, this firewood stove device is used not only for heating, but also for supplying electricity to the appliances. For example, it is possible to turn on an illumination lamp or receive a radio.

JP 2007-170730 A

  However, in a cold disaster area where the lifeline was severed, what is necessary together with heating to ensure the survival of the disaster victims is recovery to the disaster residents and the local area rather than receiving electricity lights or radio. It is a cooking heater that can be cooked to ensure the food of the people involved.

  In addition, when using wood fired stoves that can use waste wood as fuel in the affected areas as described above, they must be simple in structure, have few failures, and be relatively lightweight so that they can be easily carried. Therefore, it cannot be used effectively in the affected areas.

  Therefore, the main problem of the present invention is that cooking that can be suitably used not only for heating but also as a cooking heater, has a simple structure, is excellent in durability, and is lightweight so that it can be easily carried. Is to provide a stove.

The first invention in the present invention is:
(A) an iron plate stove body 12 having an outer shape in which a triangular prism is inclined such that one side surface becomes the top surface 12a, and an opening 12b is provided on one end surface in the longitudinal direction;
(B) The lower portion of the internal space in the stove body 12 is vertically divided from the opening 12b on one end surface in the longitudinal direction to the vicinity of the other end surface 12c in the longitudinal direction, and a combustion chamber 24 is formed on the upper surface side and on the lower surface side. A bottom plate 14 formed with an air supply path 26 for supplying air A from the back of the stove body 12 to the combustion chamber 24;
(C) an open / close door 16 that opens and closes the opening 12b on the combustion chamber 24 side;
(D) an air volume adjusting member 18 that opens and closes the opening 12b on the air supply path 26 side and adjusts the air volume of the air A flowing through the air supply path 26;
(E) A cooking stove 10 characterized by comprising (f) an exhaust port 20 which is opened in the top surface 12a of the stove body 12 and to which a chimney 34 is connected.

  In the present invention, since the outer shape of the stove body 12 is a shape in which the triangular prism is laid down so that one side is the top surface 12a, the area of the top surface 12a used for cooking is sufficiently secured. The weight of the stove body 12 can be reduced by minimizing the amount of the iron plate constituting the body 12.

  Moreover, the bottom plate 14 in which the combustion chamber 24 is formed on the upper surface side is attached to a portion where the width of the lower portion of the stove body 12 is narrow. That is, since the width of the bottom plate 14 is narrow, fuel F such as soot can be prevented from being excessively introduced into the combustion chamber 24, and an appropriate amount of fuel F can be efficiently fed into the combustion chamber 24. It can be burned.

  According to a second aspect of the present invention, in the cooking stove 10 according to the first aspect of the present invention, “the air volume adjusting member 18 has a substantially V-shaped vertical cross section perpendicular to the axis, and the inner wall of the air supply path 26. A main body 18a made of a long metal material that is inserted along the main body 18a, and the air supply path that is attached to the tip of the main body 18a and that the main body 18a is advanced to the innermost side of the air supply path 26. And the lid 18b that closes the opening 12b on the side 26 ", so that the soot, ash, tar, etc. generated by the combustion of the fuel F are air supply passage 26. Even when the air supply path 26 and the air volume adjusting member 18 fitted and inserted into the air supply path 26 are fixed, the air volume adjustment is performed in the air supply path 26 by applying a slight force. Advancing and retracting member 18 Will be able to, it is possible to adjust the amount of air A supplied to without any trouble combustion chamber 24. In addition, since the air supply path 26 and the air volume adjusting member 18 have such a simple structure, when performing maintenance, the air volume adjusting member 18 inserted into the air supply path 26 is simply pulled out and removed. The adjustment member 18 and the air supply path 26 can be easily maintained.

  According to a third aspect of the present invention, in the cooking stove 10 according to the first or second aspect of the present invention, “the fuel F in the combustion chamber 24 and the fuel F are burned by being erected at the rear end of the bottom plate 14 The inner wall 28 in the stove body 12 is separated from the other end face 12c in the longitudinal direction to the vicinity of the opening 12b on the one end face in the longitudinal direction. And a rectifying plate 32 having an exhaust path 30 formed on the upper surface thereof, and the exhaust port 20 is provided on the other end surface 12c side in the longitudinal direction of the top surface 12a. As a result, the air A taken in from the air supply passage 26 can sufficiently flow through the stove body 12 to efficiently burn the fuel F, and is also produced by the combustion of the fuel F. And it is possible to uniformly heat and increase the temperature of the entire top surface 12a in the flame.

  According to a fourth aspect of the present invention, in any of the cooking stoves 10 according to the first to third aspects of the present invention, “a pair of left and right long side portions 12d of the top surface 12a of the stove body 12 is directed to adjacent side surfaces. And one or a plurality of angle members 38 are fixed along the longitudinal direction on the lower surface side of the top surface 12a. Although the stove body 12 is formed of an iron plate, the strength against thermal strain can be further increased, and the durability of the stove body 12 can be significantly improved.

  According to the present invention, there is provided a cooking stove which can be suitably used not only for heating but also as a cooking heater, has a simple structure, is excellent in durability, and can be easily carried. can do.

It is a perspective view which shows the usage condition of the cooking stove of one Example of this invention. It is a front view showing the cooking stove of one Example of this invention. It is a principal part front view which shows the state which opened the opening-and-closing door in the cooking stove of one Example of this invention. It is principal part sectional drawing showing the principal part of the XX cross section in FIG. It is a perspective view which shows the state which opened the opening-and-closing door in the cooking stove of one Example of this invention.

  The present invention will be described below with reference to the illustrated embodiments. FIG. 1 is a perspective view showing an example of a cooking stove 10 of the present invention, and FIG. 2 is a front view thereof. FIG. 4 is a cross-sectional view showing a main part of the X-X cross section in FIG. The cooking stove 10 of the present invention is installed outdoors or indoors and functions not only as a heater but also as a cooking heater. As shown in these drawings, the stove body 12, the bottom plate 14, The door 16, the air volume adjusting member 18, the exhaust port 20, and the stand 22 are generally configured.

  The stove body 12 is a container body having an outer shape in which a triangular prism formed of an iron plate is laid down so that one side surface is the top surface 12a, and an opening 12b is provided at one end surface in the longitudinal direction (one bottom surface of the triangular prism). Is provided. In addition, although the plate | board thickness of the iron plate which comprises this stove main body 12 is not specifically limited, When the durability of the said stove main body 12 etc. are considered, the thing of about 3.2 mm is suitable.

  In the lower part of the internal space of the stove body 12, the internal space is vertically divided from the opening 12b on one end surface in the longitudinal direction to the vicinity of the other end surface 12c in the longitudinal direction, a combustion chamber 24 is formed on the upper surface side, and the lower surface An iron plate bottom plate 14 having an air supply passage 26 for supplying air A from the back of the stove body 12 to the combustion chamber 24 on the side is fixed by fixing means such as welding (see FIG. 4). ).

  In addition, a rear partition wall 28 for isolating the fuel F in the combustion chamber 24 and the ash or soot produced by the combustion of the fuel F so as not to enter the air supply path 26 stands at the rear end of the bottom plate 14. In the upper part of the internal space in the stove body 12, the upper end is partitioned vertically from the other end surface 12c in the longitudinal direction to the vicinity of the opening 12b on the one end surface in the longitudinal direction, and an exhaust passage 30 is formed on the upper surface side. A current plate 32 made of iron plate is fixed by fixing means such as welding (see FIG. 4).

  In addition, a chimney 34 is detachably connected to the other end surface 12c of the top surface 12a in the longitudinal direction of the top surface 12a of the stove body 12, and the combustion air A flowing through the exhaust passage 30 is detachably connected thereto. An exhaust port 20 for discharging from the inside of the stove body 12 is provided (see FIG. 1), and a hinge 36 for hinged to the opening / closing door 16 is provided at the edge of the opening 12b on the one end surface side in the longitudinal direction of the top surface 12a. It is attached.

  And the pair of left and right long side portions 12d on the top surface 12a of the stove body 12 is curved in an arc shape toward the adjacent side surface, and on the lower surface side of the top surface 12a along the longitudinal direction. One or a plurality of (two in the illustrated embodiment) angle members 38 are fixed (see FIGS. 3 and 4). With such a configuration, although the stove body 12 is formed of an iron plate, the strength against thermal strain can be further strengthened, and the durability of the stove body 12 can be significantly improved.

  In addition, the code | symbol 40 in a figure is fixed to the side surface of the stove main body 12, and is a "handle" used when carrying the cooking stove 10 etc.

  The open / close door 16 is a metal door body that opens and closes the opening 12b on the combustion chamber 24 side that serves as an inlet for fuel F and an outlet for combustion ash, and heat-resistant glass is attached to the opening provided in the substantially central portion thereof. A window 42 is formed. By providing such a window 42, when the fuel F is burned in the combustion chamber 24, the state inside the combustion chamber 24 can be visually recognized.

  Further, on the front surface side of the opening / closing door 16, it becomes a handle for opening / closing the opening / closing door 16, and when the opening / closing door 16 is closed, the tip of the opening / closing door 16 is fitted to a flange member 44 provided on the opening 12 b side of the stove body 12. The lever member 46 which locks so that the opening / closing door 16 may not be opened together is pivotally attached.

  Further, as shown in FIGS. 3 and 5, a gasket 48 formed by braiding a heat-resistant fiber such as glass fiber along the edge of the door 16 is attached to the inner surface side of the door 16. .

  The air volume adjusting member 18 is a member for opening and closing the opening 12b on the air supply path 26 side and adjusting the air volume of the air A flowing through the air supply path 26. The air volume adjusting member 18 is made of a metal material and has a vertical cross section perpendicular to the axis. Is formed in a substantially V shape, and is attached to the end of the main body 18a so as to be fitted along the inner wall of the air supply path 26. The main body 18a is attached to the innermost end of the air supply path 26. And a lid 18b that closes the opening 12b on the air supply path 26 side.

  The lid 18b of the air volume adjusting member 18 is hooked with a finger or a tool when the air volume adjusting member 18 is pulled out of the air supply path 26 or when the air volume adjusting member 18 is pushed into the air supply path 26. When the air volume adjusting member 18 is pushed to the innermost side of the air supply path 26 and the opening 12b on the air supply path 26 side is closed with the lid 18b, no air is supplied into the combustion chamber 24 and the air is not supplied. A through hole 18c is formed to prevent complete combustion and an unsafe state.

  The stand 22 supports the stove body 12 having an outer shape in which a triangular prism is laid down so that one side surface thereof becomes the top surface 12a. In this embodiment, as shown in FIG. A pair of left and right metal leg members 22a fixed at respective positions in the front and rear sides of the left and right side surfaces adjacent to the top surface 12a of the stove body 12 and a pair of left and right leg members 22a depending on the weight of the stove body 12. It is comprised with the connection member 22b fixed so that the distance of the front-end | tips may not spread.

  When using the cooking stove 10 of the present embodiment, first, a chimney 34 having a predetermined height is attached to the exhaust port 20, and the open / close door 16 is opened so that firewood, waste wood, etc. are placed inside the combustion chamber 24. The fuel F and, if necessary, an igniting material and an auxiliary combustion material are loaded.

  Subsequently, after igniting the fuel F and closing the open / close door 16, as shown in FIGS. 1 and 4, the air flow adjusting member 18 attached to the air supply path 26 is taken in and out to adjust the heating power. At this time, if the air volume adjusting member 18 is moved in the direction of pulling out from the air supply path 26, the amount of air supplied into the fuel chamber 24 is increased and the thermal power is increased, and conversely, the air volume adjusting member 18 is moved to the air supply path 26. When moved in the pushing direction, the amount of air supplied into the fuel chamber 24 decreases and the thermal power becomes weaker.

  When the top surface 12a of the stove body 12 is heated to a temperature that functions as a hot plate, for example, 100 ° C. or 200 ° C. or higher, cooking such as boiled food and fried food is performed using the top surface 12a. Will be able to start.

  According to the cooking stove 10 of the present embodiment configured as described above, since the outer shape of the stove body 12 is a shape in which a triangular prism is laid down so that one side surface is the top surface 12a, it is used for cooking. It is possible to reduce the weight of the stove body 12 by minimizing the amount of the iron plate constituting the stove body 12 while ensuring a sufficient area of the top surface 12a.

  Moreover, the bottom plate 14 in which the combustion chamber 24 is formed on the upper surface side is attached to a portion where the width of the lower portion of the stove body 12 is narrow. That is, since the width of the bottom plate 14 is narrow, fuel F such as soot can be prevented from being excessively introduced into the combustion chamber 24, and an appropriate amount of fuel F can be efficiently fed into the combustion chamber 24. It can be burned.

  Further, the air volume adjusting member 18 is formed in a substantially V-shaped vertical cross section perpendicular to the axis, and is attached to the end of the main body 18a with a long main body 18a fitted along the inner wall of the air supply path 26. And the lid 18b that closes the opening 12b on the air supply path 26 side when the main body 18a is advanced to the innermost side of the air supply path 26. Even when soot, ash, tar, or the like enters and accumulates in the air supply path 26, the air supply path 26 and the air volume adjusting member 18 inserted into the air supply path 26 are fixed. If force is applied, the air volume adjusting member 18 can be moved back and forth in the air supply path 26. In addition, since the air supply path 26 and the air volume adjusting member 18 have such a simple structure, when performing maintenance, the air volume adjusting member 18 inserted into the air supply path 26 is simply pulled out and removed. The adjustment member 18 and the air supply path 26 can be easily maintained.

  Then, by dividing the interior of the stove body 12 by the bottom plate 14, the back partition wall 28 and the rectifying plate 32, the air A taken in from the air supply passage 26 can sufficiently flow through the stove body 12 to efficiently supply the fuel F. The entire top surface 12a can be uniformly heated and heated by a flame generated by the combustion of the fuel F.

  In the above-described embodiment, the air volume adjusting member 18 is of a type that adjusts the air volume by taking it into and out of the air supply path 26. In addition, any mode can be used as long as the air volume of the air A flowing through the air supply path 26 can be adjusted. For example, the slit provided in the opening 12b on the air supply path 26 side is opened and closed (not shown). It may be something like that.

DESCRIPTION OF SYMBOLS 10 ... Cooking stove 12 ... Stove main body 12a ... Top surface 12b ... Opening 12c ... Longitudinal other end surface 12d ... Long side part 14 ... Bottom plate 16 ... Opening / closing door 18 ... Air volume adjusting member 18a ... Main body 18b ... Cover body 20 ... Exhaust port 22 ... Stand 22a ... Leg member 22b ... Connecting member 24 ... Combustion chamber 26 ... Air supply passage 28 ... Back partition 30 ... Exhaust passage 32 ... Rectifying plate 34 ... Chimney 36 ... Hinge 38 ... Angle member 40 ... Handle 42 ... Window 44 ...鉤 member 46 ... lever member 48 ... gasket F ... fuel A ... air

Claims (4)

A steel plate stove body having an outer shape in which a triangular prism is laid down so that one side surface is a top surface, and an opening is provided on one end surface in the longitudinal direction;
A lower portion of the internal space in the stove body is vertically divided from the opening of one end surface in the longitudinal direction to the vicinity of the other end surface in the longitudinal direction, a combustion chamber is formed on the upper surface side, and the combustion chamber is formed on the lower surface side with respect to the combustion chamber. A bottom plate on which an air supply path for supplying air from the back of the stove body is formed;
An opening and closing door for opening and closing the opening on the combustion chamber side;
An air volume adjusting member that opens and closes the opening on the air supply path side and adjusts the air volume of the air flowing through the air supply path;
A cooking stove comprising an exhaust port which is opened in a top surface of the stove body and to which a chimney is connected.   The air volume adjusting member has a main body made of a long metal material having a substantially V-shaped vertical cross section perpendicular to the axis and fitted along the inner wall of the air supply path, and is attached to the tip of the main body 2. The cooking stove according to claim 1, further comprising a lid that closes an opening on the air supply path when the main body is advanced to the innermost side of the air supply path. An inner partition in the stove body, and a rear partition that stands upright at the rear end of the bottom plate and isolates the fuel in the combustion chamber and the ash or soot produced by burning the fuel so as not to enter the air supply path Further comprising a rectifying plate that divides the upper part of the upper and lower sides from the other end surface in the longitudinal direction to the vicinity of the opening in the one end surface in the longitudinal direction, and an exhaust passage is formed on the upper surface side thereof,
The cooking stove according to claim 1 or 2, wherein the exhaust port is provided on the other end surface side in the longitudinal direction of the top surface. A pair of left and right long side portions on the top surface of the stove body are curved in an arc shape toward adjacent side surfaces, and one or more angles along the longitudinal direction are formed on the bottom surface side of the top surface. The cooking stove according to any one of claims 1 to 3, wherein a material is fixed.