JP7128485B2 - mobile burner - Google Patents

Description

The present invention relates to a portable combustion platform that can be repeatedly assembled and disassembled.

Conventionally, a barbecue stove described in Patent Document 1 is known. In this barbecue stove, installation legs are attached to both side surfaces of a box-shaped charcoal containing portion which is rectangular in plan view and has an opening at the top. By forming the mounting holes on both sides of the charcoal-filled portion into elongated holes through which the butterfly bolts of the shaft-shaped member included in the fastening part are inserted, the mounting position of the mounting legs can be adjusted, and the mounting position is not flat. It enables stable installation even on the ground.

Japanese Patent Application Laid-Open No. 2002-195567

By the way, in the above barbecue stove, the installation legs can be removed from the charcoal insert by unscrewing the wing bolts and nuts that constitute the fastening members. Since it is impossible to disassemble and assemble the stove, there is a problem that it is inconvenient to store, transport and clean the stove. Also, adjustment of the mounting position of the installation leg may require adjustment of screwing at a plurality of locations, which complicates assembly.
SUMMARY OF THE INVENTION It is an object of the present invention to provide a portable burner which can be easily disassembled and reassembled and can be easily transported and cleaned.

In order to solve the above-mentioned problems, a portable combustion platform according to the present invention is a portable combustion platform that can be repeatedly disassembled and assembled, and is cut obliquely downward from one side to a predetermined length. A first side plate portion and a second side plate portion each formed with a first slit and a second slit cut obliquely downward from the other side opposite to the one side to a predetermined length. , respectively, a first slit cut inwardly from the base portion to a predetermined length, and a second slit arranged at a predetermined distance from the first slit and cut inwardly from the base portion to a predetermined length. A first bottom plate portion and a second bottom plate portion are formed, wherein the first slit of the first bottom plate portion and the first slit of the first side plate portion are combined with the second slit of the first bottom plate portion. The first slits of the second side plate are aligned with each other, and the first bottom plate, the first side plate and the second side plate are fitted and coupled to each other, and the first slits of the second bottom plate are connected. and the second slit of the first side plate portion, and the second slit of the second bottom plate portion and the second slit of the second side plate portion are combined to form the second bottom plate portion, the first side plate portion, and the Each of the second side plate portions is fitted and joined so that the second bottom plate portion abuts against the first bottom plate portion to assemble the base portion of the first bottom plate portion and the second bottom plate portion. A bent portion is formed at the bottom portion of the second bottom plate portion, and the bent portion of the second bottom plate portion abuts against the bent portion of the first bottom plate portion .

According to this configuration, the slits are aligned, and the first and second side plate portions and the first and second bottom plate portions are fitted and joined to assemble the portable combustion stand. As a result, not only can disassembly and assembly be easily repeated, but also since the number of parts is relatively small, storage, transportation and cleaning can be easily performed. In addition, since the first bottom plate portion and the second bottom plate portion are in contact with each other at the bent portions of the base portions, the occurrence of gaps is suppressed, and fuel residue such as charcoal falls from the first bottom plate portion and the second bottom plate portion to the ground. contamination of the surrounding environment can be avoided.

In the portable combustion stand according to the present invention, the first side plate portion and the second side plate portion are formed with a flow opening serving as a flow port, and the bent portion of the second bottom plate portion is formed with the flow opening. The bent portion of the first bottom plate portion may be abutted at a position below the portion.

According to such a configuration, outside air can be supplied to the upper portion of the bottom plate portion from the circulation openings formed in the first side plate portion and the second side plate portion, so that the fuel combustion efficiency can be improved.

In the portable combustion platform according to the present invention, the configuration may include a fuel receiving plate portion which is a plate-like member mounted on the first bottom plate portion and the second bottom plate portion and having a plurality of openings formed therein. can be done.

According to such a configuration, since the plate-shaped fuel receiving plate portion is mounted on the inclined first bottom plate portion and the second bottom plate portion, fuel combustion directly reaches the first bottom plate portion and the second bottom plate portion. Furthermore, since the opening is formed in the fuel receiving plate, a combustion airflow can be generated from the bottom to the top through the opening, thereby improving the combustion efficiency.

In the portable combustion stand according to the present invention, a laterally long holding opening may be formed near a predetermined upper edge of the first side plate portion and the second side plate portion.

According to such a configuration, the assembled portable combustion stand can be grasped by fingers through the grasping openings of the first side plate portion and the second side plate portion, can be easily transported to a predetermined position, and can be changed in its installation position. It is also possible to easily provide a portable combustion platform that is easy to use. Further, since the holding opening is formed in the side plate, the combustion heat of the fuel is not easily transmitted, and the portable combustion stand is easy to hold by hand.

According to the portable combustion stand of the present invention, the slits formed in the side plate portion and the bottom plate portion are aligned with each other, and the side plate portion and the bottom plate portion are fitted and assembled for assembly, so disassembly and assembly can be easily repeated. In addition, since the number of parts is relatively small, storage, transportation and cleaning can be easily performed.

FIG. 1 is a perspective view of a portable stove (portable burner) according to an embodiment of the present invention. 2 is an exploded perspective view of the portable stove (portable combustion platform) shown in FIG. 1. FIG. FIG. 3 is a perspective view showing an example of the state of use of the portable stove (portable burner) shown in FIG. FIG. 4 is a schematic diagram showing a procedure for disassembling and storing the portable stove (portable combustion platform) shown in FIG.

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. A portable stove as one embodiment of the portable stove of the present invention will be described.

A portable stove according to an embodiment of the present invention is constructed as shown in FIGS. 1 and 2. FIG. 1 is a perspective view of a portable stove 11, and FIG. 2 is an exploded perspective view of the portable stove 11. FIG.

As shown in FIG. 1, the portable stove 11 has a first side plate portion 12 and a second side plate portion 13, which are a pair of rectangular plate-like members erected to face each other. Between the first side plate portion 12 and the second side plate portion 13, there are provided a first bottom plate portion 15 and a second bottom plate portion 16, which are rectangular plate-like members inclined toward the center. . A fuel receiving plate portion 21 , which is a rectangular plate-like member, is mounted on the first bottom plate portion 15 and the second bottom plate portion 16 . The portable stove 11 is composed of the first side plate portion 12 , the second side plate portion 13 , the first bottom plate portion 15 , the second bottom plate portion 16 and the fuel receiving plate portion 21 .

As shown in FIG. 2, gripping openings 12k and 13k, which are openings for the user to grip by hand, are formed in the upper centers of the first side plate portion 12 and the second side plate portion 13, respectively. The gripping openings 12k and 13k are of a horizontally elongated shape and are sized so that four fingers other than the thumb can be comfortably inserted for gripping by hand. The first side plate portion 12 and the second side plate portion 13 are further provided with main flow openings 12m which serve as air flow ports for introducing air for combustion of solid fuel to the lower and upper portions of the fuel receiving plate portion 21. , 13m, and four relatively small secondary flow openings 12p, 13p are formed laterally above the main flow openings 12m, 13m, respectively.

As shown in FIG. 2, the first side plate portion 12 and the second side plate portion 13 have one side edge 12a, 13a for fit-and-fit coupling with the first bottom plate portion 15 and the second bottom plate portion 16 as described above. First slits 12f and 13f, which are cut portions of a predetermined length, are formed obliquely downward from the vicinity of the middle of the main flow openings 12m and 13m toward the vicinity of the centers of the main flow openings 12m and 13m. A second slit 12g, which is a cut portion having the same predetermined length as the first slits 12f and 13f, extends obliquely downward from the vicinity of the middle of the sides 12b and 13b toward the vicinity of the centers of the main flow openings 12m and 13m, 13g are formed. The fitting connection between the side plate portion and the bottom plate portion means that the slit of the side plate portion and the slit of the bottom plate portion are aligned, and the side plate portion and the bottom plate portion are fitted and connected.

The first bottom plate portion 15 is a laterally long rectangular plate-like member, and the first slits 15a, which are cut portions of a predetermined length, are provided on both end sides of the bottom portion 15c, which is one of the long sides in the longitudinal direction. A second slit 15b is formed facing inward (in a direction crossing the bottom portion 15c). Between the first slit 15a and the second slit 15b formed in the first base portion 15c, which is the long side of the first bottom plate portion 15, there is formed a bent portion 15d that is substantially perpendicularly bent by a predetermined length. there is The first slit 15a and the second slit 15b are formed as cut portions at positions, for example, 20 to 30 mm inside from both ends of the base portion 15c.

The second bottom plate portion 16 is a horizontally long plate-like member similar to the first bottom plate portion 15, and has cut portions of a predetermined length at both ends of a base portion 16c, which is one of the long sides in the longitudinal direction. A first slit 16a and a second slit 16b are formed facing inward (in a direction intersecting with the bottom portion 16c). A bottom side portion 16c, which is the long side of the second bottom plate portion 16, is formed with a bent portion 15d that is bent substantially at a right angle by a predetermined length from one end to the other end. Similar to the first bottom portion 15, the first slit 16a and the second slit 16b are formed as cut portions at positions, for example, 20 to 30 mm inside from both ends of the bottom portion 16c.

The fuel receiving plate portion 21 is a horizontally long plate-like member, and both ends in the short direction thereof are formed with bent portions 21a and 21b that are bent so as to incline upward. A flat portion 21c is formed between them. When the fuel receiving plate portion 21 is mounted on the first bottom plate portion 15 and the second bottom plate portion 16, the inclination angles of the first bottom plate portion 15 and the second bottom plate portion 16 and the inclination angles of the bent portions 21a and 21b are substantially equal to each other. The bent portions 21a and 21b are formed to be the same. The flat portion 21c is provided with a total of six openings 23, which are elongated holes along the longitudinal direction, three rows in the longitudinal direction and two rows in the lateral direction. The opening 23 serves as an intake for taking in combustion air from below the fuel receiving plate portion 21 when burning charcoal or the like in the fuel receiving plate portion 21 .

The first side plate portion 12 and the second side plate portion 13, the first bottom plate portion 15 and the second bottom plate portion 16, and the fuel receiving plate portion 21 are made of, for example, stainless steel (SUS304) and have a plate thickness of 1.0 mm to 2.0 mm. It is preferable to set it anywhere in the range of 0 mm. Although it may be made of steel, it is preferable to use stainless steel, which is more resistant to rust than steel and does not require painting, because it is washed with water after use.

Next, the assembly of the portable stove 11 and the operation after assembly will be described with reference to FIGS. 1 to 3. FIG. FIG. 3 is a perspective view showing an example of how the portable stove 11 is used.

As shown in FIG. 2, the first slit 15a of the first bottom plate portion 15 is inserted into the first slit 12f of the first side plate portion 12, and the first slit 13f of the second side plate portion 13 is inserted into the first bottom plate portion 15. The first bottom plate portion 15, the first side plate portion 12, and the second side plate portion 13 are fitted and connected by aligning the second slits 15b. At this time, the bent portion 15d of the first bottom plate portion 15 is aligned upward. The bent portion 15d of the first bottom plate portion 15, which is provided so as to be inclined by fitting and joining, is arranged near the center of the main flow openings 12m and 13m of the first side plate portion 12 and the second side plate portion 13. . The first slit 15a and the second slit 15b of the first bottom plate portion 15 described above, and the first slit 12f of the first side plate portion 12 and the first slit 13f of the second side plate portion 13 that are fitted to these are the first bottom plate The cut length of each slit is adjusted so that the bent portion 15d of the bottom portion 15c of the portion 15 is positioned near the center of the main flow openings 12m and 13m. The widths (cutting widths) of the slits 12f, 13f, 15a, and 15b are set so that the slits are aligned so that the bottom plate portion and the side plate portions can be fitted and connected. The thickness is slightly larger than the plate thickness of the first bottom plate portion 15 and the second bottom plate portion 16 .

Next, similarly to the above, the second slit 12g of the first side plate portion 12 is inserted into the first slit 16a of the second bottom plate portion 16, and the second slit 13g of the second side plate portion 13 is inserted into the second slit 16b of the second bottom plate portion 16. , respectively, and the first bottom plate portion 15, the first side plate portion 12, and the second side plate portion 13 are fitted and coupled. At this time, the bent portion 16d of the second bottom plate portion 16 is aligned upward. The bent portion 16d of the second bottom plate portion 16, which is provided so as to be inclined by fitting and joining, is located near the center of the main flow openings 12m and 13m of the first side plate portion 12 and the second side plate portion 13 in the vicinity of the first It abuts so as to overlap with the bent portion 15d of the bottom plate portion 15 . By overlapping the bent portion 15d of the first bottom plate portion 15 and the bent portion 16d of the second bottom plate portion 16, it is possible to suppress the fall of the fuel residues such as charcoal burned in the combustion area 18 to the ground. . In addition, the main flow openings 12m and 13m and the auxiliary flow openings 12p and 13p are positioned above the first bottom plate portion 15 and the second bottom plate portion 16, respectively. Further, similarly to the above, the first slit 16a and the second slit 16b of the second bottom plate portion 16, and the second slit 12g of the first side plate portion 12 and the second slit 13g of the second side plate portion 13 which are fitted to these are , The bent portion 16d of the bottom side portion 16c of the second bottom plate portion 16 overlaps the bent portion 15d of the first bottom plate portion 15 in the vicinity of the centers of the main flow openings 12m and 13m. The cutting length of each slit is adjusted as follows. In the same manner as described above, the widths (cutting widths) of the slits 12g, 13g, 16a, and 16b are set so that the slits are aligned so that the bottom plate portion and the side plate portions can be fitted and connected. It is slightly larger than the plate thickness of the portion 13 , the first bottom plate portion 15 and the second bottom plate portion 16 .

A space surrounded by the first side plate portion 12 and the second side plate portion 13, and the first bottom plate portion 15 and the second bottom plate portion 16 that are fitted to the first side plate portion 12 and the second side plate portion 13 at an angle, It is formed as a combustion zone 18 of solid fuel (such as charcoal).

After fitting and coupling the first bottom plate portion 15 and the second bottom plate portion 16 to the first side plate portion 12 and the second side plate portion 13, the bent portion 21a of the fuel receiving plate portion 21 is placed on the first bottom plate portion 15, The bent portion 21b is mounted on the second bottom plate portion 16 so as to abut on it, and the assembly of the portable stove 11 is completed. As shown in FIG. 1, when the fuel receiving plate portion 21 is placed on the first bottom plate portion 15 and the second bottom plate portion 16, the longitudinal end portion of the flat portion 21c of the fuel receiving plate portion 21 is the main line. It is a position that vertically divides the diversion openings 12m and 13m. As a result, the air flowing through the main flow openings 12m and 13m is introduced into the combustion area 18 from both the lower portion and the upper portion of the fuel receiving plate portion 21. As shown in FIG. Also, the air that flows through the auxiliary flow openings 12p and 13p is introduced into the combustion region 18 from the upper portion of the fuel receiving plate portion 21. As shown in FIG. By ensuring the flow of air to the combustion region 18 as described above, the combustion efficiency can be improved. As described above, the first bottom plate portion 15 and the second bottom plate portion 16 are lowered toward the vicinity of the centers of the main flow openings 12m and 13m, which are the central portions between the side plate portions 12 and 13. , and the bent portion 16d of the second bottom plate portion 16 is in contact with the bent portion 15d of the first bottom plate portion 15 near the center of the main flow openings 12m and 13m. At this time, the inclination angles of the first bottom plate portion 15 and the second bottom plate portion 16 are, for example, about 30 degrees to 45 degrees from the horizontal direction.

Put your fingers in the gripping opening 12k formed in the first side plate portion 12 and the gripping opening 13k formed in the second side plate portion 13 of the assembled portable stove 11, and convey to a predetermined position for cooking. and install. As described above, since the portable stove 11 is assembled by aligning the slits and fitting and connecting the bottom plate portion and the side plate portion, unlike conventional portable stoves, assembly by bolting or the like is not required. Even an inexperienced person can easily assemble it, and it is easy to hold and transport. In addition, since the erected first side plate portion 12 and the second side plate portion 13 are placed on the ground or the like, they can be stably installed. It should be noted that the portable stove 11 can be easily disassembled by releasing the fitting connection.

As shown in FIG. 3, in order to use the assembled portable stove 11, a newspaper or the like (not shown) and an ignition agent (not shown) are placed on the fuel receiving plate portion 21 (see FIGS. 1 and 2). A solid fuel such as charcoal 31 is further placed thereon. As the solid fuel, bamboo charcoal, anthracite, etc. can be used in addition to charcoal. When the newspaper or the like is ignited, the jelly-like or solid ignition agent is burned, and then the charcoal 31 is burned. At this time, combustion air flows from the main flow openings 12m and 13m (see FIG. 1) of the first side plate portion 12 and the second side plate portion 13 toward the lower portion and the upper portion of the fuel receiving plate portion 21, Furthermore, since the air for combustion flows to the upper portion of the fuel receiving portion 21 from the auxiliary flow openings 12p and 13p (see FIG. 2), the combustion efficiency of the charcoal 31 can be improved. Next, when the charcoal 31 is completely burned, the cooking plate 35 can be placed on the first bottom plate portion 15 and the second bottom plate portion 16 for cooking such as teppanyaki. In addition, the mounting table 36 for the cooking plate can be formed, for example, by forming slits in six rectangular plate-like members 37 and fitting them together. Although the cooking plate 35 is used in FIG. 3, it is also possible to use iron skewers or the like to cook meat, vegetables, etc. directly on the fire. As described above, in the present embodiment, the portable stove 11 is described as an example of the portable stove. It may be a stand, a bonfire stand used as an outdoor heater, or the like.

Next, a procedure for disassembling and storing the portable stove 11 will be described with reference to FIG. As shown in FIG. 4, the first side plate portion 12 and the second side plate portion 13 of the portable stove 11 and the first bottom plate portion 15 and the second bottom plate portion 16 are disengaged from each other, and the top of the second bottom plate portion 16 is released. (Arrow A1). At this time, by arranging the bent portion 16d of the second bottom plate portion 16 and the bent portion 15d of the first bottom plate portion 15 on opposite sides, the thickness of the entire stack can be made uniform. Furthermore, the first side plate portion 12 and the second side plate portion 13 are arranged side by side thereon and overlapped with the first bottom plate portion 15 (arrow A2). Finally, the fuel receiving plate portion 21 is placed on the first side plate portion 12 and the second side plate portion 13 (arrow A3). Then, the first bottom plate portion 15 and the second bottom plate portion 16, the first side plate portion 12 and the second side plate portion 13, and the fuel receiving plate portion 21 are fixed with a binding band (not shown) or the like. 39 as it is for easy storage and transportation (arrow A4). In addition, if you carry the portable stove 11 in your carry-on bag 39 and bring it to a campsite or the like, you can take it out of the carry-on bag 39 and use the first side plate portion 12, the second side plate portion 13, the first bottom plate portion 15, and the second bottom plate portion 15. It can be easily assembled, installed, and used by fitting and coupling with the bottom plate portion 16 .

As described above, according to the portable stove 11 according to the present embodiment, the first bottom plate portion 15 and the second bottom plate portion 16 are fitted to the pair of the first side plate portion 12 and the second side plate portion 13 so as to be inclined. Since the portable stove 11 can be assembled by mating and joining the fuel receiving plate portion 21 on the first bottom plate portion 15 and the second bottom plate portion 16, the number of parts is small and bolting and the like are not required. It is possible to provide a portable cooking utensil that facilitates disassembly. In addition, since it is composed of square-shaped side plate portions and bottom plate portions, it is easy to clean after use, and it is easy to store and transport after disassembly. In addition, since the pair of side plate portions that are erected are placed on the ground or the like, it becomes easy to ensure the stability. Note that the portable stove 11 according to the present embodiment includes a first side plate portion 12, a second side plate portion 13, a first bottom plate portion 15, a second bottom plate portion 16, and a fuel receiving plate portion 21. The first side plate portion 12 , the second side plate portion 13 , the first bottom plate portion 15 , and the second bottom plate portion 16 , excluding the portion 21 , can be configured in a small number of parts.

Although the embodiment of the present invention and the modification of each part have been described above, the embodiment and the modification of each part are presented as an example and are not intended to limit the scope of the invention. These novel embodiments described above can be implemented in various other forms, and various omissions, replacements, and modifications can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims.

As described above, the portable stove according to the present invention has a relatively small number of parts, and can be easily accommodated, transported, and cleaned. is.

11 portable stove (portable burner)
12, 13 Side plate portions 12a, 12b, 13a, 13b Sides 12f, 13f First slits 12g, 13g Second slits 12k, 13k Grip openings 12m, 13m Main flow openings 12p, 13p Sub-flow openings 15 First bottom plate portion 15a First slit 15b Second slit 15c Bottom portion 15d Bent portion 16 Second bottom plate portion 16a First slit 16b Second slit 16c Bottom portion 16d Bent portion 21 Fuel receiving plate portion 21a, 21b Bent portion 21c Flat portion 23 Opening 35 Cooking plate 36 Mounting table 37 Plate member

Claims (4)

A portable burner that can be repeatedly disassembled and assembled,
A first slit is cut obliquely downward from one side to a predetermined length, and the other side opposite to the one side is cut obliquely downward to a predetermined length. a first side plate portion and a second side plate portion formed with a second slit;
A first slit is cut inward from the base portion to a predetermined length, and a second slit is formed at a predetermined distance from the first slit and is cut inward from the bottom portion to a predetermined length. a first bottom plate portion and a second bottom plate portion;
The first slit of the first bottom plate portion and the first slit of the first side plate portion are aligned with the second slit of the first bottom plate portion and the first slit of the second side plate portion, respectively. The bottom plate portion and the first side plate portion and the second side plate portion are fitted and coupled, and the first slit of the second bottom plate portion and the second slit of the first side plate portion are connected to the second bottom plate portion. The second bottom plate portion, the first side plate portion, and the second side plate portion are connected to each other by aligning the second slits with the second slits of the second side plate portions, respectively. It is assembled by fitting and joining so that it abuts against the bottom plate ,
The bottom side portion of the first bottom plate portion and the bottom side portion of the second bottom plate portion are formed with bent bent portions, and the bent portion of the first bottom plate portion is formed with the bent portion of the second bottom plate portion. A portable burning stand that the part abuts . The first side plate portion and the second side plate portion are formed with flow openings serving as flow ports, and the bent portion of the second bottom plate portion is positioned below the flow openings so that the second side plate portion is positioned below the flow opening. 2. The portable combustion stand according to claim 1 , which abuts on said bent portion of one bottom plate portion. 3. The portable combustion platform according to claim 1 , further comprising a fuel receiving plate portion which is a plate-shaped member mounted on said first bottom plate portion and said second bottom plate portion and having a plurality of openings formed therein. 4. The portable combustion stand according to claim 1, wherein laterally elongated holding openings are formed near predetermined upper sides of said first side plate portion and said second side plate portion.

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