JP2015087083A - Combustion appliance - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a combustion appliance that has a simple configuration, shows an easy ignition as well as superior combustion performance, and can be utilized not only as a heating device but also preferably utilized as a cooking stove.SOLUTION: This invention comprises: an outer cylinder 10 formed as a standing cylinder in which an upper end surface is released and a bottom end surface is closed and at the same time a circumferential wall upper part 11 is provided with several openings 12; and a bent pipe 20 formed into a bent pipe passage and installed under a state in which it is inserted from a circumferential wall lower part 13 of the outer cylinder 10, in which one end part is arranged as an ignition port part 21 released to the outside of the outer cylinder 10 and at the same time the other end part is formed as a pipe passage in concentric to an inner central part of the outer cylinder 10 and extended upwardly. An upright pipe part 22 of the bent pipe 20 is provided with several vent holes 23.

Description

  In the outer cylinder formed in an upright cylindrical shape, the present invention is arranged such that a pipe line that serves as both a combustion chamber and a chimney is inserted from the lower peripheral wall of the outer cylinder, and the outer cylinder and the The present invention relates to a combustion appliance that is provided in a double structure with a pipeline and that burns combustion products such as soot.

  The inventor of the present application has previously obtained a patent for a combustion apparatus that burns all solid combustibles such as soot and has high combustion performance that does not generate smoke and can perform high-temperature combustion. According to the combustion apparatus, by forming one half of the ceiling surface of the combustion chamber with an openable / closable lid, an air supply port that also serves as a combustion material inlet is provided, and the ceiling surface on the opposite side of the air supply port Alternatively, the side surface has an exhaust port to which a chimney is connected, and a combustion promoting plate is suspended from the ceiling surface between the exhaust port and the air supply port, and the lower end edge of the combustion promoting plate By providing a gap in the range of 1/3 to 1/4 of the height of the combustion chamber between the combustion chamber and the floor of the combustion chamber, the primary combustion chamber and the exhaust port where the air supply port opens are opened. The combustion chamber is divided into a secondary combustion chamber, and the combustion promotion plate has a large number of through holes communicating with the primary combustion chamber and the secondary combustion chamber distributed throughout the promotion plate. (Refer to Patent Document 1).

  Furthermore, the inventor of the present application has previously obtained a patent for a combustion apparatus that can further improve the combustion performance despite the simple configuration. According to the combustion apparatus, the lower end edge is fixed to the primary combustion chamber provided with the inlet for the combustion product and the air supply port and the secondary combustion chamber provided with the exhaust port, while being suspended from the inner surface of the top plate portion. A combustion apparatus having a combustion space partitioned by a combustion promoting plate having a number of through-holes and having a height spaced from the inner surface of the bottom plate portion, wherein the exhaust port is the secondary At least one other combustion promotion plate provided on the top plate portion of the combustion chamber and having a number of through holes equivalent to the combustion promotion plate so as to be divided across the opening of the exhaust port in the secondary combustion chamber Is fixed in a state where it is suspended from the inner surface of the top plate portion, and the lower end edge is formed and provided so as to have a required distance from the inner surface of the bottom plate portion (see Patent Document 2). ).

According to these combustion devices, since the combustion promotion plate is effectively heated, combustion can be stabilized in a shorter time than ignition, smoke generation can be suppressed, and high-temperature combustion can be performed. Things can be burned effectively.
However, these conventional combustion devices are excellent as a stove (heating device) with a simple configuration, but cannot be used as a stove that can be directly lit.

Japanese Patent No. 3066066 (Claim 1, FIG. 1) Japanese Patent No. 4785980 (Claim 1, FIG. 1)

The problem to be solved with respect to the combustion appliance is that no simpler configuration, excellent combustion performance, and suitable use as a stove have not been proposed.
SUMMARY OF THE INVENTION An object of the present invention is to provide a combustion appliance that has a simpler configuration, is easier to ignite, has excellent combustion performance, and can be suitably used not only as a heating device but also as a stove.

The present invention has the following configuration in order to achieve the above object.
According to one form of the combustion appliance according to the present invention, an outer cylinder that is formed in an upright cylinder shape, has an upper end surface that is opened and a bottom end surface that is closed, and has a plurality of openings in the upper peripheral wall, It is formed in a pipe shape and is mounted in a state where it is inserted from the lower part of the peripheral wall of the outer cylinder, and one end is provided as a mouth opening opened to the outside of the outer cylinder, and the other end is A bent pipe formed as a conduit extending concentrically and upwardly in the center of the outer cylinder and opened upward, and a plurality of vent holes in the upright pipe portion of the bent pipe Is provided.

Moreover, according to one form of the combustion instrument concerning this invention, the said one end part of the said bending pipe is formed as a pipe line extended in the horizontal direction, and the said opening part is open | released in the horizontal direction, It is characterized by the above-mentioned. can do.
Further, according to one form of the combustion appliance according to the present invention, a rooster that divides the pipe line of the one end portion up and down is detachably inserted into the pipe line of the one end part of the bending pipe that forms the mouth portion. It can be characterized by being arranged.

Moreover, according to one form of the combustion instrument concerning this invention, the said bending pipe is connected to the straight pipe which forms the said opening part in one end of a shrimp bent-shaped pipe, and the said other end of this shrimp bent-shaped pipe A perforated straight pipe constituting the upright pipe portion is connected and formed.
Moreover, according to one form of the combustion instrument concerning this invention, the upper end surface of the said upright pipe part of the said bending pipe is open | released below the opening of the said surrounding wall upper part of the said outer cylinder, It is characterized by the above-mentioned. be able to.

  According to the combustion appliance of the present invention, it has a particularly advantageous effect that it can be ignited more easily and has excellent combustion performance with a simpler configuration and can be suitably used not only as a heating device but also as a stove.

It is a perspective view which shows the example of a form of the combustion appliance which concerns on this invention. It is a perspective view of the state which saw through the internal structure of the example of a form of FIG. It is a front view of the example of a form of FIG. It is a see-through | perspective front view of the example of a form of FIG. It is a rear view of the example of a form of FIG. It is a see-through | perspective back view of the example of a form of FIG. It is a top view of the example of a form of FIG. FIG. 2 is a perspective plan view of the embodiment of FIG. 1. It is a bottom view of the example of a form of FIG. It is a see-through | perspective bottom view of the example of a form of FIG. It is a left view of the example of a form of FIG. FIG. 2 is a perspective left side view of the embodiment of FIG. 1. It is a right view of the example of a form of FIG. It is a see-through | perspective right side view of the example of a form of FIG.

Hereinafter, the form example of the combustion appliance which concerns on this invention is demonstrated in detail based on an accompanying drawing (FIGS. 1-14).
This combustion appliance has an opening (penetration) in which a pipe line (bending pipe 20) that serves both as a combustion chamber and a chimney is provided in a lower peripheral wall 13 of the outer cylinder 10 inside an outer cylinder 10 formed in an upright cylindrical shape. It is provided as a basic structure that it is arranged in a state of being inserted from the (hole) and has a double structure of the outer cylinder 10 and the bending tube 20. In addition, the combustion instrument by such a structure may be called a rocket stove, and since it has a double structure, it has the effect of improving ignition performance by quickly igniting.

The outer cylinder 10 according to the present invention is formed in an upright cylindrical shape, the upper end surface is opened and the bottom end surface is blocked, and the peripheral wall upper portion 11 includes a plurality of openings 12. Reference numeral 14 denotes a bottom plate portion.
The outer cylinder 10 of the present embodiment is formed in a cylindrical can shape having an open upper end surface, and four circular openings 12 are arranged in a row on the left and right sides of the upper peripheral wall 11. In this embodiment, the cylinder has a diameter of 31 cm and a height of 41 cm, and is formed using stainless steel, so that it has high durability.

  The bending tube 20 according to the present invention is mounted in a state where it is formed in a bent pipe shape and inserted through an opening (through hole) provided in the lower portion of the peripheral wall of the outer tube 10, and one end portion is outside the outer tube. The other end portion is formed as a conduit extending concentrically upward at the center of the inside of the outer cylinder 10 and becomes an upright tube portion 22 opened upward. Yes. A plurality of vent holes 23 are provided in the upright pipe portion 22 of the bent pipe 20. In the present embodiment, a plurality of vent holes 23 are provided in a staggered arrangement through the peripheral wall surface of the upright pipe portion 22.

  According to this, although it is a simple structure, secondary air is drawn in appropriately from the plurality of vents 23 of the bending tube 20, the amount of air for burning the gas generated from the solid fuel increases, and the combustion is activated. Can be That is, a large flame is stably directed upward, the combustion noise is increased, and it burns very well. This is considered to be because the effect of the chimney that activates the flow of air is enhanced, and secondary air is automatically sucked, resulting in a synergistic effect that increases combustion efficiency. The chimney effect is usually better as the length of the chimney is longer upward. In the present invention, the chimney effect is borne by the plurality of vents 23. The length of the portion 22 can be shortened as shown.

In addition, the vent 23 of the present embodiment is a circular through hole formed in the side peripheral surface of the cylindrical upright pipe portion 22, and is provided in a required size diameter so that air can be properly distributed. And the required number is provided to obtain an appropriate aperture ratio.
The optimum form of the plurality of vent holes 23 can be appropriately and selectively designed according to the sizes of the outer cylinder 10 and the bending tube 20 and the balance thereof.
Further, the shape of the outer cylinder 10, the bending tube 20 and the vent 23 is not limited to the present embodiment including its design, for example, it is not a cylindrical shape or a circular shape as in the present embodiment. It is also possible to adopt a rectangular tube shape or a rectangular shape.

  As an experimental example, when the plurality of vent holes 23 are not provided in the upright pipe portion 22 of the bending pipe 20, even if the upright pipe portion 22 is provided longer, the flame fluctuates and is compared with this embodiment. And stable combustion. That is, when the plurality of vent holes 23 are not provided, it is difficult to improve the combustion performance.

  Further, according to this embodiment, the combustion temperature is higher than when the length of the upright pipe portion 22 is made longer than the shape of the embodiment shown in the drawing or when the diameter of the vent 23 is made smaller. Combustion performance has been improved. Thus, combustion performance can be improved by adjusting the balance of each structure suitably.

In this embodiment, one end portion of the bending tube 20 is formed as a pipe line extending in the horizontal direction, and the mouth portion 21 is opened in the horizontal direction.
According to this, although it is a very simple structure, it becomes a form which can guide appropriately, without inhibiting the flow of combustion air, and has become a form which is easy to perform a burning work and maintenance management.

Further, in this embodiment, a rooster 30 that divides the pipe at one end up and down is detachably inserted into the pipe at one end of the bending pipe 20 that forms the mouth portion 21. As shown in the figure, the rooster 30 of the present embodiment is configured by a perforated plate having a plate-like shape in which a large number of openings are formed. However, the present invention is not limited to this, and ensures air permeability. Any partition member having a lattice shape or a mesh shape can be used as long as it has an opening.
According to this, the combustion performance can be improved while having an extremely simple configuration.

Further, in this embodiment, the bending pipe 20 is connected to a straight pipe that forms the mouth portion 21 at one end of the shrimp bent pipe 25, and constitutes an upright pipe section 22 at the other end of the shrimp bent pipe 25. It is formed integrally by connecting a perforated straight pipe.
According to this, the bending tube 20 can be simply configured using the commercially available shrimp bent tube 25. The bent tube 20 is advantageous in that it is configured using the shrimp bent tube 25 from the viewpoint that the flow of combustion air can be made smoother, but is not limited thereto, and is not limited to this. Elbow pipes can also be used. Further, the method for forming the bending tube 20 is not limited to this embodiment, and the entire bending tube 20 may be provided integrally, or may be provided integrally by combining appropriately divided parts. Of course.

Further, in this embodiment, the upper end surface 22 a of the upright pipe portion 22 of the bending pipe 20 is opened below the opening 12 of the upper peripheral wall 11 of the outer cylinder 10.
Thus, although the upright pipe part 22 is formed comparatively short, according to the some vent 23 as mentioned above, ignition performance and combustion performance can be improved. Further, the performance can be improved in this way because the balance of the components such as the plurality of openings 12 and the plurality of vents 23 is set very well.

  By being configured as described above, a pot pot can be placed on the upper end surface of the outer cylinder 10 without hindering the flow of exhaust air of combustion air, and cooking can be performed suitably. In addition, a grill net can be placed on the edge 16 for placing the grill net provided on the inner circumference of the uppermost end portion of the outer cylinder 10 and the food can be baked on the grill net. That is, according to the combustion appliance according to the present invention, not only as a heating appliance (stove), but also rice cooking and barbecue can be suitably used.

  According to the combustion appliance according to the present invention, the combustion efficiency is good and the generation of smoke can be reduced. In particular, it has high thermal power and is suitable for cooking rice. In addition, according to this combustion appliance, it is very simple to construct a combustion apparatus, such as being extremely easy to cause a fire, not limited to ordinary firewood, and capable of high-temperature combustion using dead branches, dead bamboo, and wood chips as fuel. However, it has extremely excellent characteristics.

  Reference numeral 15 denotes a bend member for attaching a bending tube, which is provided as a member that reinforces the bending tube 20 for mounting and fixing to the outer cylinder 10. 17 is a nameplate. Reference numeral 40 denotes a handle. According to this, the combustion appliance of this embodiment can be easily suspended and carried.

  As described above, the present invention has been described in various ways with preferred embodiments. However, the present invention is not limited to these embodiments, and many modifications can be made without departing from the spirit of the invention. That is.

DESCRIPTION OF SYMBOLS 10 Outer cylinder 11 Peripheral wall upper part 12 Opening 13 Perimeter wall lower part 14 Bottom plate part 15 Bending pipe mounting saddle member 16 Burning net mounting edge 17 Name plate 20 Bending pipe 21 Hook part 22 Upright pipe part 22a Upper end face 23 Vent hole 25 Shrimp bending Shaped tube 30 rooster 40 handle

Claims (5)

An outer cylinder that is formed in a standing cylinder shape, has an upper end surface that is open and a bottom end surface that is closed, and an outer cylinder that has a plurality of openings in the upper peripheral wall;
It is formed in a bent pipe shape and is mounted in a state where it is inserted from the lower part of the outer peripheral wall of the outer cylinder, and one end is provided as a mouth opening opened to the outside of the outer cylinder, and the other end is A bent pipe formed as a conduit extending concentrically and upwardly in the inner center of the outer cylinder and being an upright pipe part opened upward;
A combustion instrument, wherein a plurality of vent holes are provided in the upright pipe portion of the bent pipe.   The combustion apparatus according to claim 1, wherein the one end of the bent pipe is formed as a pipe line extending in the horizontal direction, and the opening is opened in the horizontal direction.   3. A rooster that detachably inserts a pipe line at one end of the bent pipe into the upper and lower sides of the bent pipe that forms the throat portion is detachably inserted. Burning appliances.   The bent pipe is connected to a straight pipe forming the mouth portion at one end of the shrimp bent pipe, and a perforated straight pipe constituting the upright pipe part is connected to the other end of the shrimp bent pipe. It is formed, The combustion instrument in any one of Claims 1-3 characterized by the above-mentioned.   The combustion appliance according to any one of claims 1 to 4, wherein an upper end surface of the upright pipe portion of the bent pipe is opened below an opening of the upper part of the peripheral wall of the outer cylinder.

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