JP4176215B2 - Simple kiln for pottery - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a simple kiln for pottery used for firing ceramics, earthenware, and the like.
[0002]
[Prior art]
In recent years, pottery has become popular for both hobbies and practical use, but in pottery, a kiln for firing molded earthenware is required, and large-scale kilns are used for the production of commercial and artistic ceramics. However, it is common to use a small, simple kiln for pottery that individuals enjoy.
[0003]
A conventional small simple kiln is formed in a kiln that uses a fire-resistant material, and a burner that uses gas or kerosene as fuel is set at the bottom of the kiln. The earthenware is fired by heating.
[0004]
[Problems to be solved by the invention]
By the way, the conventional simple kiln has a fixed capacity and has a limited storage capacity of earthenware, and uses gas or kerosene as fuel, which is expensive and inconvenient to handle. There is a problem that there is.
[0005]
Therefore, the problem of the present invention is that it can be freely increased or decreased according to the amount of earthenware containing the capacity, and charcoal or wood can be used as fuel, which is easy to handle at low cost and various firing conditions. Is to provide a climbing kiln-style simple kiln for pottery.
[0006]
[Means for Solving the Problems]
In order to solve the above-described problems, the present invention provides a bottom kiln member having a bottomed square box shape with an open upper surface, and a square cylindrical shape placed on the bottom kiln member so as to communicate with each other. An intermediate kiln member, an upper kiln member that is formed in the same rectangular tube shape as the intermediate kiln member, and is placed in a continuous shape on the intermediate kiln member, and for closing the upper surface of the upper kiln member It consists of a lid member, and a ceramic placing member disposed between the stacked portions of the bottom kiln member and the intermediate kiln member and between the stacked portions of the intermediate kiln member and the upper kiln member. An air hole that is formed using the above-mentioned material, has a fuel inlet that can be opened and closed on the side walls of the bottom kiln member and the intermediate kiln member, and can be closed on the side walls of the bottom kiln member, the intermediate kiln member, and the upper kiln member The configuration provided with is adopted.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0008]
As shown in the figure, a simple kiln 1 includes a bottom kiln member 2 having a bottomed container shape with an open upper surface, a cylindrical intermediate kiln member 3 placed on the bottom kiln member 2, and the intermediate kiln. An upper kiln member 4 placed on the member 3, a lid member 4 a for closing the upper surface of the upper kiln member 4, between the stacked portions of the bottom kiln member 2 and the intermediate kiln member 3, and the intermediate kiln member 3 And the kiln placing member 5 disposed between the stacked portions of the upper kiln member 4, and the bottom kiln member 2, the intermediate kiln member 3, the upper kiln member 4 and the lid member 5 are made of a fire-resistant material such as alumina. A siliceous ceramic is used, and the thickness is such that heat is not transferred to the outer surface.
[0009]
The bottom kiln member 2 has a rectangular box shape with an open upper surface, and the inside becomes a combustion chamber 6, a fuel inlet 7 that can be opened and closed in a part of the side wall, and an air hole 8 that can be closed at a position near the lower part. And are provided.
[0010]
Further, the intermediate kiln member 3 is placed on the side wall of the bottom kiln member 2 and is formed in a rectangular tube shape in which the inside communicates with the combustion chamber 6. An inlet 7 and air holes 9 and 10 that can be closed at positions closer to the lower part and upper part are provided.
[0011]
The upper kiln member 4 is formed in the same rectangular tube shape as the intermediate kiln member 3 and is placed on the side wall of the intermediate kiln member 3 so as to communicate with the lower kiln. Air holes 9 and 10 that can be closed are provided.
[0012]
The lid member 4a is formed in the shape of a flat rectangular plate that closes the upper surface opening of the upper kiln member 4, and an air hole 11 penetrating vertically is provided at the center of the lid member 4a. The air hole 11 is a fire-resistant plug. The member 12 can be opened and closed.
[0013]
The pottery placing member 5 is formed in a rectangular thin plate shape using a fire-resistant material, the length is such that it is placed between the opposing side walls of the bottom kiln member 2 and the intermediate kiln member 3, and the width is the combustion chamber 6. The width between the two sides and the inner surface of the bottom kiln member 2 or the intermediate kiln member 3 as shown in FIG. A rising gap of combustion air is formed between them.
[0014]
Each of the overlapping surfaces of the bottom kiln member 2 and the intermediate kiln member 3 and the intermediate kiln member 3 and the upper kiln member 4 is configured to accommodate the end portion of the pottery placing member 5. The number of stacks can be freely increased or decreased according to the amount of earthenware prepared and stored.
[0015]
The fuel input port 7 provided in the bottom kiln member 2 and the intermediate kiln member 3 is openable and closable. Both sides are vertical, the lower surface is inclined inwardly, and the upper surface is centered on a corner portion between the lower surface and the outer surface of the side wall. The open / close lid 13 that is shaped like an arc and opens and closes just by being placed in the fuel inlet 7 is provided with fan-shaped plates 15 that fit the arc shape on the upper surface of the fuel inlet 7 on both sides of the rectangular plate 14. The base of the fan-shaped plate 15 is pivoted to the bottom kiln member 2 or the intermediate kiln member 3 with a shaft 16 so that it can be rotated around the shaft 16 in a state where it is formed in a container shape and fits in the fuel inlet 7. Yes.
[0016]
When the inner portion of the square plate 14 overlaps the lower surface of the fuel inlet 7, the lid 13 is accommodated in the fuel inlet 7 and is positioned vertically outside the square plate 14. The rising portion closes the outer surface opening portion of the fuel inlet 7. When the opening / closing lid 13 is rotated outward by the handle 17 from this state, the opening / closing lid 13 has an open surface facing upward, and a part of the opening / closing lid 13 protrudes to the outer surface of the bottom kiln member 2 or the intermediate kiln member 3. The fuel can be supplied to the inside of the bottom kiln member 2 or the intermediate kiln member 3 by returning to the above-described closed position in a state in which the fuel is charged inside the kiln.
[0017]
The open position of the opening / closing lid 13 is held by a stopper 18 provided on the upper surface of the fuel inlet 7, and the fuel supplied to the inside of the intermediate kiln member 3 is placed on the pottery placing member 5, Additional cooking will be performed to assist combustion in the upper part of the kiln.
[0018]
Moreover, each air hole 8, 9, 10 is formed in the square hole and round hole which penetrate a side wall inside and outside, and is closed by filling with the fireproof filling member 19 prepared beforehand.
[0019]
The simple kiln of the present invention is configured as described above, and in ceramics, in order to fire a molded earthenware, a bottom kiln member 2 is installed, and a necessary number of intermediate kiln members 3 and upper kiln members are provided thereon. 4 are sequentially stacked, and at the time of this stacking operation, the pottery placing member 5 is arranged between the bottom kiln member 2 and the middle kiln member 3, between the middle kiln member 3, and between the middle kiln member 3 and the upper kiln member 4, respectively. The simple kiln 1 is assembled, and as shown in FIG. 3, the earthenware A formed on each pottery placing member 5 is placed, and thereafter, the air holes 8, 9, 10 are filled with the filling member 19. And the upper surface of the upper kiln member 4 is closed with the lid member 4a. Note that the earthenware A may be applied with glaze or unglazed.
[0020]
In the state of FIG. 3, the fuel inlet 7 is opened with the open / close lid 13 of the bottom kiln member 2 in the open position, fuel such as charcoal or wood previously ignited is placed in the open / close lid 13, and the open / close lid 13 is placed in the closed position. By returning the fuel, the fuel is put into the internal combustion chamber 6 of the bottom kiln member 2, and the inside of the simple kiln 1 is heated to a high temperature by the combustion of the fuel.
[0021]
When the fuel is burned inside the bottom kiln member 2, the air holes 8, 9, 10 at appropriate positions extract the filling member 19 and supply the combustion air, and if necessary, feed the fuel into the intermediate kiln member 3. The mouth 7 is opened, and the ignited fuel is supplied onto the pottery placing member 5 in the same manner as in the case of the bottom kiln member 2 for additional cooking.
[0022]
As described above, the temperature in the simple kiln 1 becomes high due to the combustion of fuel in the bottom kiln member 2, and the combustion air rises in the simple kiln 1, and the earthenware A placed on each pottery placing member 5 is used. If necessary, it is sufficient to replenish the fuel to the internal combustion chamber 6 of the bottom kiln member 2 and to fire for a predetermined time while adjusting the opening and closing of the air holes 8, 9, 10. When the process is completed, the simple kiln 1 may be disassembled in the reverse order of assembling, and the fired pottery may be taken out.
[0023]
In addition, the firing in the simple kiln 1 is in the state of an ascending kiln in which the lower part is hot and the combustion air rises, the earthenware located at the upper part is dried, and the lower earthenware becomes main firing. After completion, if the intermediate kiln member 3 and the upper kiln member 4 are temporarily separated so that the upper earthenware is moved to the lower position, the main baking can be performed from drying.
[0024]
【The invention's effect】
As described above, according to the present invention, a bottomed bottom kiln member having an open top surface, a cylindrical intermediate kiln member placed on the bottom kiln member, and placed on the intermediate kiln member An upper kiln member, a lid member for closing the upper surface of the upper kiln member, and a pottery placed between the stacked portions of the bottom kiln member and the intermediate kiln member and between the intermediate kiln member and the upper kiln member stacked portion. Each of these components is formed using a fire-resistant material, provided with a fuel inlet that can be opened and closed on the side walls of the bottom kiln member and the intermediate kiln member, and the bottom kiln member Since the air holes that can be closed are provided in the side walls of the intermediate kiln member and the upper kiln member, by selecting the number of stacked intermediate kiln members, the capacity can be freely increased or decreased according to the amount of earthenware to store capacity, Charcoal and wood can be used as fuel to be fed into the bottom kiln members It costs cheaper handling can easily set a variety of baking conditions.
[0025]
Moreover, by stacking the intermediate kiln members, it becomes an ascending kiln style, which can be performed continuously from the drying of the earthenware to the main baking, and by using charcoal or wood as the fuel, it is possible to enjoy pottery easily and individually.
[Brief description of the drawings]
[Fig. 1] Longitudinal front view of a simple kiln [Fig. 2] Cross-sectional plan view of the simple kiln [Fig. 3] Vertical sectional view of the firing state using the simple kiln [Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Simple kiln 2 Bottom kiln member 3 Intermediate kiln member 4 Upper kiln member 4a Lid member 5 Porcelain placing member 6 Combustion chamber 7 Fuel inlet 8 Air hole 9 Air hole 10 Air hole 11 Air hole 12 Plug 13 Opening and closing lid

Claims (1)

A bottom kiln member having a square box shape with a bottom having an open upper surface, a square cylindrical intermediate kiln member placed so as to communicate with the bottom kiln member, and a square shape similar to the intermediate kiln member An upper kiln member that is formed in a cylindrical shape and is placed so as to communicate with the intermediate kiln member, a lid member for closing the upper surface of the upper kiln member, and a stack of the bottom kiln member and the intermediate kiln member It consists of pottery placing members arranged between the parts and between the stacked parts of the intermediate kiln member and the upper kiln member, and these constituent members are respectively formed using a refractory material, A simple kiln for pottery provided with a fuel input port that can be opened and closed on the side wall of the kiln member, and with air holes that can be closed on the side walls of the bottom kiln member, the intermediate kiln member, and the upper kiln member.

Images