KR20120139341A - Double structure kiln - Google Patents

Abstract

PURPOSE: A double-structured kiln is provided to reduce heat loss and fuel consumption to soft bake by using waste heat exhausted from firing chambers. CONSTITUTION: A double-structured kiln(100a) comprises a first firing chamber(110), a second firing chamber(120), a first flue(130), a second flue(140), and a stack(150). The first firing chamber is heated up to a first pre-set temperature by heat provided from a first fire hole. The first flue is arranged at the lower part of the first firing chamber. The heat inside the first firing chamber is exhausted through the first flue. The second flue is connected to the first flue, and is arranged higher than the first flue. The second firing chamber is arranged on top of the second flue and is heated up to a second pre-set temperature by the heat passing through the second flue. The stack is connected to the second flue.

Description

Double structure kiln

The present invention relates to a dual-structure kiln, and more particularly, to a dual-structure kiln used for roasting and chaebol of porcelain.

A kiln is an apparatus used for performing heat processing processes, such as baking and melting, and is mainly used for manufacture of ceramics. A common kiln used in ceramics manufacture is configured to send heat into the firing chamber through the crater, discharge the rising heat through the flue located below the firing chamber, and discharge the heat through the chimney.

In general, pottery is manufactured by baking first and chaebol in one firing room. That is, the ceramics are prepared and served in the firing chamber, and the baking chambers are heated to a temperature suitable for the roasting (approximately 800 to 850 ° C.) to roast the ceramics.

After removing the roasted ceramics from the firing chamber, apply glaze to the ceramics, and serve the ceramics in the firing chamber where the roasting is made, and reheat it to the appropriate temperature (about 1200 ~ 1350 ℃) for roasting.

As described above, the conventional method of manufacturing ceramics adopts a method of dividing the roasting and the chaebol by using a single firing chamber to apply glaze to ceramics.

At this time, it takes about 5 hours for the firing chamber to reach the proper temperature for roasting, and about 6 to 7 hours for the firing chamber to reach the proper temperature for roasting.

In addition, in order to begin roasting other porcelain articles after finishing chaebol, it is necessary to wait until the internal temperature of the firing chamber is cooled to 150 ° C. This is to prevent damage to the object due to a sudden temperature difference between the inside of the firing chamber and the outside of the firing chamber. Accordingly, at least one day is required before the firing chamber is cooled.

When ceramics are manufactured by using a kiln composed of one firing chamber as described above, the time required for roasting first, the time required for chaebol, the time required for cooling the firing chamber, and the time required for reheating the firing chamber are longer than necessary. This takes the productivity is lowered, there is a problem that the unit price of ceramics is increased.

In addition, the manufacturing method of the ceramics has a problem of environmental pollution due to an increase in the production cost due to excessive consumption of fuel, an increase in the emission of carbon dioxide.

It is an object of the present invention to provide a dual-structure kiln in which waste heat discharged from a firing chamber for chaebol forming a relatively high temperature is introduced into the firing chamber for baking.

In the dual structure kiln according to the present invention, the first firing chamber is penetrated and heated to a first predetermined temperature by heat supplied from the crater, and is disposed below the first firing chamber and communicated with the first firing chamber. The first year, which forms a passage for discharging the heat inside the first firing chamber, is disposed on one side of the first year and in communication with the first year, the heat discharged from the first year along the upward air flow The second flue is disposed higher than the first flue so as to flow into the first flue, the hot air disposed in the upper part of the second flue and communicated with the second flue to pass through the second flue is inside The second firing chamber is introduced into the second firing chamber and heated to a second set temperature and the heat is disposed in one side of the second year and communicated with the second year passing through the second year is the second firing In comprises a chimney for forming the passage is discharged to the outside.

The dual structure kiln may further include a guide wall installed inside the second year and guide the heat introduced from the first year to the second firing chamber.

The dual structure kiln may further include a second crater disposed between the first flue and the guide wall to open toward the second firing chamber.

The dual structure kiln may further include a third crater penetrating the bottom surface of the chimney.

The dual structure kiln further includes an exhaust pipe installed at the guide wall, one end of which is open toward the first year and extends into the chimney, the other end of which is opened from the chimney, and a part of the heat is passed through the exhaust pipe. And the remaining heat can be directed to the second firing chamber.

The dual structure kiln may further include an exhaust fan installed in the chimney to allow the heat to be discharged toward the outside of the chimney.

The heat may be generated by burning at least one of gas, petroleum, and firewood.

The dual structure kiln is installed on the outer side of the side wall of the opening and closing of the first firing chamber or the outer side of the side opening and closing of the second firing chamber, and the object served in the first firing chamber or the second firing chamber is the first firing chamber or the It may further include a material transporter to be carried into the second firing chamber in a balance manner, and to allow the property held in the first firing chamber or the second firing chamber to be carried out in the balance manner.

Since the dual structure kiln according to the present invention can perform the initial roasting using waste heat discharged from the firing chamber for chaebol, there is an effect of reducing heat loss and fuel consumption.

In addition, since the dual-structure kiln according to the present invention can be performed together with chaebol and bulbeul, there is an effect that can increase the production efficiency.

In addition, the dual-structure kiln according to the present invention has the effect of reducing the environmental pollution by reducing the carbon dioxide emissions.

1 is a perspective view showing a dual structure kiln according to the first embodiment.
2 is a cross-sectional view showing a dual structure kiln according to the first embodiment.
3 is a cross-sectional view showing a dual structure kiln according to the second embodiment.
4 is a sectional view showing a dual structure kiln according to the third embodiment.
5 is a sectional view showing a dual structure kiln according to the fourth embodiment.
6 is a sectional view showing a dual structure kiln according to the fifth embodiment.

Hereinafter, a dual structure kiln according to the present embodiment will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a dual structure kiln according to the first embodiment, Figure 2 is a cross-sectional view showing a dual structure kiln according to the first embodiment.

1 and 2, the dual structure kiln 100a according to the first embodiment includes a second firing chamber 120 and a first chamber disposed on one side of the first firing chamber 110 and the second firing chamber 120. Chimney 150 disposed at one side of the first flue 130 and the second flue 140 disposed below the second firing chamber 120 and the second flue chamber 140 disposed below the firing chamber 110. It includes.

In the first and second firing chambers 110 and 120, first and second doors 111 and 121 are installed to allow the article 11 to enter and exit. At this time, the outside of the first door 111 or the second door 121 may be a physical support 10 for receiving a plurality of things, the physical support 10 is accommodated in the bogie 11 The article transporter 160 to enter and exit the first firing chamber 110 or the second firing chamber 120 may be installed. The transfer machine 160 transfers the support 10 to the inside and outside of the first firing chamber 110 or to the inside and outside of the second firing chamber 120. The transfer module, forklift, etc., linearly moved along the rail and the rail. Can be prepared as.

In the description to be described above, the article 11 is accommodated in the article support 160 outside the first firing chamber 110 or the second firing chamber 120, and the article support 160 is the first firing chamber 110 in a bogie manner. Or it is described as entering and exiting the second firing chamber (120).

In another embodiment, the material support 160 is installed inside the first firing chamber 110 or the second firing chamber 120, the vane 11 is accommodated in a tray (tray) is accommodated in the worker The tray may enter and exit the first firing chamber 110 or the second firing chamber 120 by entering and exiting the material support 160.

The first firing chamber 110 is heated to a first set temperature to be used as a firing chamber for roasting the conglomerate 11, and the second firing chamber 120 is heated to a second set temperature lower than the first set temperature to the substrate 11. It is used as a firing chamber for baking. The first set temperature is about 1250 ~ 1300 ℃, the second set temperature may be about 800 ~ 850 ℃.

Accordingly, the first crater 112 passes through the first firing chamber 110. The first crater 112 is connected to a combustion device (not shown) disposed below the first firing chamber 110 to supply heat generated by the combustion device (not shown) to the first baking chamber 110. The first crater 112 and the combustion device (not shown) may be installed at a plurality of locations below the first firing chamber 110 so that the interior of the first firing chamber 110 can be heated to a uniform temperature. Accordingly, the plurality of combustion apparatuses (not shown) may generate heat by burning at least one of gas, petroleum, and firewood according to the material of the substance 11 and the treatment method of the substance 11. For example, all of the plurality of combustion devices (not shown) may generate heat by burning any one of gas, petroleum, and firewood. In another embodiment, any one of the plurality of combustion devices (not shown) may be gas. The combustion may generate heat, and the rest may generate heat by burning any one of petroleum or firewood except gas.

The first year 130 communicates with the first firing chamber 110 to form a passage through which the heat inside the first firing chamber 110 is discharged to the outside of the first firing chamber 110. The second flue 140 is in communication with the first flue 130 so that the heat discharged through the first flue 130 can be introduced into the inside of the second flue chamber 120. It is also in communication with the 2nd baking room 120. A guide wall 170 is installed inside the second flue 140 to guide the heat flowing into the second flue 140 to the second firing chamber 120.

At this time, the second year 140 is disposed on one side of the first year 130, the heat flowing from the first year 130 is smoothly introduced into the second year 140 along the rising air flow. In addition, the heat of the second year 140 is installed at a position higher than the first year 130 so that the heat can be smoothly introduced into the second firing chamber 120.

The chimney 150 communicates with the second flue 140 so that the heat circulated in the second firing chamber 120 and discharged again along the second flue 140 may be discharged to the outside of the second firing chamber 120.

The chimney 150 may be provided with a damper 151 for adjusting the amount of oxygen. Oxygen amount control damper 151 to control the inflow of oxygen.

That is, when the oxygen amount control damper 151 is opened, the heat discharged through the chimney 150 is suppressed. Accordingly, incomplete combustion is performed in the dual structure kiln 100a according to the first embodiment to control the reduced fire. Therefore, by changing the color of the glaze-coated base 11 according to the amount of opening of the oxygen control damper 151 can produce a base 11 that can feel the aesthetics.

On the contrary, when the damper 151 for adjusting the amount of oxygen is closed, heat generated in the dual structure kiln 100a according to the first embodiment may be smoothly discharged through the chimney 160. Therefore, in the dual structure kiln 100a according to the first embodiment, oxygen and fuel may be smoothly mixed to use a fire oxide that does not generate soot.

In addition, the chimney 150 may be installed a damper 152 for adjusting the displacement. The displacement adjusting damper 152 allows to adjust the amount of exhaust discharged through the chimney 150 according to the weather conditions. That is, when the weather conditions are good, the chimney 150 can be opened to the maximum to improve the exhaust efficiency, if the weather conditions are poor, the chimney 150 is to be opened to the minimum to be less affected by the weather conditions. .

Hereinafter, the operation of the dual structure kiln according to the first embodiment will be described in detail.

First, the base support 10 is completed with the first roasting is housed 11 for the chaebol is housed. The first door 111 is opened, and the material transporter 160 carries the material support 10 into the first firing chamber 110. In addition, the article support 10 is housed with the article 11 for the initial roasting. The second door 121 is opened, and the material transporter 160 carries the material support 10 into the second firing chamber 120. As described above, when the material support 10 into which the object 11 is accommodated is inserted into the first firing chamber 110 and the second firing chamber 120, the first door 111 and the second door 121 are closed.

Subsequently, heat is supplied by a combustion device (not shown), and heat is introduced into the first firing chamber 110 through the first crater 112. As the heat flows into the first firing chamber 110, the first firing chamber 110 reaches a first set temperature, and the material 11 served in the first firing chamber 110 may be a chaebol.

The first firing chamber 110, the first flue 130, the second flue 140, the second firing chamber 120 and the chimney 150 are in communication with each other. Therefore, the hot air flows into the first year 130 from the first firing chamber 110 and the hot air moved to the first year 130 flows into the second year 140.

In this case, the second year 140 is disposed on one side of the first year 130, and is disposed at a position higher than the first year 130, and thus, between the first year 130 and the second year 140. There is an upward air flow, the heat is smoothly introduced into the second year 140, the heat introduced into the second year 140 is introduced into the second firing chamber 120 by the guide wall 170.

As the heat flows into the second firing chamber 120 as described above, the second firing chamber 120 reaches a second set temperature, and the article 11 served in the second firing chamber 120 may be a bulb.

Subsequently, the heat circulated in the second firing chamber 120 flows back into the chimney 150 through the second year 140 after the guide wall 170 and through the chimney 150, the double according to the first embodiment. It is discharged to the outside of the structural kiln 100a.

Hereinafter, a dual structure kiln according to another embodiment will be described.

The configuration of the dual structure kiln described below is substantially the same as the configuration of the dual structure kiln according to the first embodiment described above. Therefore, in the following description, the same reference numerals are given to the components similar to the dual structure kiln according to the first embodiment described above, and the detailed description thereof will be omitted. Components having detailed descriptions omitted in the following description will be understood with reference to the description of the dual structure kiln according to the first embodiment described above.

3 is a cross-sectional view showing a dual structure kiln according to the second embodiment.

Referring to FIG. 3, the dual structure kiln 100b according to the second embodiment is a second crater 141 that opens toward the second firing chamber 120 between the first year 130 and the guide wall 170. More). The second crater 141 is connected to a combustion device (not shown) so that heat separate from the heat supplied to the first firing chamber 110 is supplied between the first flue 130 and the guide wall 170.

Therefore, since the moving speed of the rising air generated between the first year 130 and the second year 140 is improved in the dual structure kiln 100b according to the second embodiment, the first firing chamber 110 is consequently improved. Heat may flow smoothly into the second firing chamber 120.

4 is a sectional view showing a dual structure kiln according to the third embodiment.

Referring to FIG. 4, in the dual structure kiln 100c according to the third embodiment, a third crater 153 penetrating the bottom surface of the chimney 150 is installed. The third crater 153 is connected to a combustion device (not shown) so that heat separate from the heat supplied to the first firing chamber 110 is supplied.

Therefore, since the moving speed of the heat discharged to the outside of the second firing chamber 120 through the chimney 150 is improved in the dual structure kiln 100c according to the third embodiment, the heat of the first firing chamber 110 is consequently increased. May smoothly flow into the second firing chamber 120.

5 is a sectional view showing a dual structure kiln according to the fourth embodiment.

Referring to FIG. 5, in the dual structure kiln 100d according to the fourth embodiment, the exhaust pipe 142 is installed on the guide wall 170. One end of the exhaust pipe 142 is open toward the first year 130, and the other end is extended to the chimney 150 to be opened in the chimney 150. The exhaust pipe 142 is blocked by the guide wall 170 so that a portion of the heat guided to the second firing chamber 120 can pass through the second flue 140 to the chimney 150.

Therefore, since the moving speed of the heat discharged to the outside of the second firing chamber 120 through the chimney 150 is improved in the dual structure kiln 100d according to the fourth embodiment, the heat of the first firing chamber 110 is consequently increased. To smoothly flow into the second firing chamber 120.

6 is a sectional view showing a dual structure kiln according to the fifth embodiment.

Referring to FIG. 5, in the dual structure kiln 100e according to the fifth embodiment, an exhaust fan 154 is installed on the chimney 150. The exhaust fan 154 increases the moving speed of the heat discharged to the outside of the second firing chamber 120 through the chimney 150.

Therefore, the dual-structure kiln according to the fifth embodiment improves the moving speed of the heat discharged to the outside of the second firing chamber 120 through the chimney 150, so that the heat of the first firing chamber 110 is smooth. It can flow smoothly into the second firing chamber (120).

100a: double structure kiln 110: first firing chamber
120: second firing chamber 130: first year
140: second year 150: chimney
160: transfer machine 170: guide wall

Claims (8)

A first firing chamber penetrated by the first crater and heated to a first set temperature by heat supplied from the crater;
A first flue disposed below the first firing chamber and communicating with the first firing chamber to form a passage through which the heat inside the first firing chamber is discharged;
Disposed on one side of the first year and communicating with the first year, the heat discharged from the first year is arranged higher than the first year so that the heat discharged from the first air flows and communicates with the first year; The second year;
A second firing chamber disposed above the second flue and communicating with the second flue, the heat passing through the second flue flows into the interior, and is heated to a second preset temperature; and
A chimney disposed on one side of the second year and communicating with the second year to form a passage through which the heat passing through the second year is discharged to the outside of the second firing chamber; Rescue kiln. The dual structure kiln according to claim 1, further comprising a guide wall installed inside the second year and guiding the heat introduced from the first year to the second firing chamber. 3. The dual structure kiln as claimed in claim 2, further comprising a second crater disposed between the first year and the guide wall and opened toward the second firing chamber. 3. The dual structure kiln according to claim 2, further comprising a third crater penetrating the bottom surface of the chimney. The method of claim 2,
And an exhaust pipe installed at the guide wall and having one end open toward the first year and extending to the chimney so that the other end is open at the chimney.
A portion of the heat is directed to the chimney through the exhaust pipe, the remaining heat is a dual structure kiln characterized in that it is guided to the second firing chamber. 3. The dual structure kiln according to claim 2, further comprising an exhaust fan installed inside the chimney to exhaust the heat toward the outside of the chimney. The kiln of claim 1, wherein the heat is generated by burning at least one of gas, petroleum, and firewood. According to claim 1, wherein the outside of the side wall of the opening and closing of the first firing chamber or the outside of the side wall of the opening and closing of the second firing chamber, the object served in the first firing chamber or the second firing chamber is the first firing chamber or Dual structure characterized in that it can be carried into the second firing chamber in a bogie way, and the material transfer unit to be carried out in the bogie way, the first or the second chamber in the second firing chamber. kiln.

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