KR20110068077A - Burning apparatus - Google Patents

Burning apparatus Download PDF

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Publication number
KR20110068077A
KR20110068077A KR1020090124911A KR20090124911A KR20110068077A KR 20110068077 A KR20110068077 A KR 20110068077A KR 1020090124911 A KR1020090124911 A KR 1020090124911A KR 20090124911 A KR20090124911 A KR 20090124911A KR 20110068077 A KR20110068077 A KR 20110068077A
Authority
KR
South Korea
Prior art keywords
gas
inner passage
heater
supply pipe
tray
Prior art date
Application number
KR1020090124911A
Other languages
Korean (ko)
Inventor
이성제
Original Assignee
주식회사 원준
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 원준 filed Critical 주식회사 원준
Priority to KR1020090124911A priority Critical patent/KR20110068077A/en
Publication of KR20110068077A publication Critical patent/KR20110068077A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
    • F27B9/045—Furnaces with controlled atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
    • F27B9/10—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated heated by hot air or gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/36—Arrangements of heating devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/36—Arrangements of heating devices
    • F27B2009/3638—Heaters located above and under the track
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace

Abstract

PURPOSE: A burning furnace is provided to activate effective reaction by the sufficient contact of plastic goods with atmospheric gas and perform optimal plasticity since the atmospheric gas is discharged through a gas discharge pipe. CONSTITUTION: A burning furnace(100) comprises a body(110), a transfer roller(130), a tray(140), an upper heater(150), a lower heater, a gas supply pipe(170), a gas discharge pipe(180) and a gas spreading member(190). The body comprises an inner path(120), which is formed from the entrance to the exit. The transfer roller is installed in the central part of the inner path to rotate to the exit with a driving unit. The tray is mounted on the top of the transfer roller and moves to the exit at a given speed. The top of the tray has an open shape of container. The upper and lower heaters are respectively installed on the upper and lower parts of the inner path. The gas supply pipe is installed to pass through one side of the lower part of the body.

Description

Firing Furnace {BURNING APPARATUS}

The present invention relates to a kiln, and more particularly, to a kiln in which the atmosphere gas supplied into the furnace is widely distributed into the furnace and sufficiently brought into contact with the fired product.

In general, ceramic electronic components and other plastic products using ceramics such as ceramic capacitors, capacitors, varistors, ferrites, piezo-electric bodies, and the like are molded into a predetermined shape. It is manufactured by manufacturing a molded object and baking the said molded object.

The effective removal of binders used during molding during firing of fired products has emerged as an important process variable to control the quality characteristics, and the removal of these binders is carried out in an independent debinder process called calcining or in a plastic elevated temperature profile. This heat treatment process takes place in a kiln.

1 is a cross-sectional view showing the internal structure of a conventional kiln, Figure 2 is a longitudinal cross-sectional view showing the configuration of a conventional kiln.

As shown in FIGS. 1 and 2, a conventional firing furnace 100 ′ has a furnace body 110 ′ having a predetermined length of an inner passage 120 ′ from an inlet to an outlet, and a portion of the inner passage 120 ′. The feed roller 130 'which is installed to be rotated in the exit direction by the driving means in the center part, and the upper part which is seated on the upper part of the feed roller 130' and moves in the exit direction at a constant speed is opened. An upper heater 150 'and a lower heater 160' respectively installed at upper and lower portions of the inner passage 120 'such that the container-shaped tray 140' and the feed roller 130 'are respectively positioned at the upper and lower portions thereof; Gas supply that is installed to penetrate the lower side of the furnace body 110 'to supply the atmosphere gas to the interior of the inner passage 120' is installed inside the upper heater 150 'and the lower heater 160' Atmospheric gas supplied to the inner passage 120 'through the pipe 170' and the gas supply pipe 170 '. The gas discharge pipe 180 'is installed to penetrate the other side of the upper body 110' so as to be discharged to the outside.

In the drawing, reference numeral 400 ′ denotes a separator in which the internal passage air of the previous stage is not transferred to the internal passage of the transfer stage and the subsequent stage when the firing product is transferred to the stage where the internal temperature or the atmosphere condition of the firing furnace is different. (SEPARATOR).

Such a conventional firing furnace (100 ') is the tray 140' when the firing product (500 ') is placed in the tray 140' when the conveying roller 130 'is transferred to the outlet side direction, the feed roller 130 A gas supply pipe 170 'installed to penetrate the lower portion of the heat source and the main body 110' supplied to the upper heater 150 'and the lower heater 160' respectively installed at the upper and lower portions of the " The calcined product 500 'is fired by the atmosphere gas supplied through the gas, and the atmosphere gas supplied into the inner passage 120' through the gas supply pipe 170 'is formed of the furnace body 110'. The gas is discharged to the outside of the furnace body 110 'through the gas discharge pipe 180' fixedly installed on the other side.

However, such a conventional firing furnace (100 ') is the atmosphere gas is supplied to the inner passage (120') of the furnace main body 110 'only through the gas supply pipe 170' installed through the lower one side of the main body (110 '). As a result, the gas supplied through the gas supply pipe 170 ′ is not widely dispersed into the inner passage 120 ′, thereby preventing the entire effective atmosphere from being maintained.

In addition, the gas supplied to the inner passage 120 'of the furnace body 110' through the gas supply pipe 170 'is not dispersed to the furnace body 110' and is located on the other side of the upper portion of the furnace body 110 '. Since the discharge is made through the gas discharge pipe 180 'fixedly installed, the atmosphere product supplied to the inner passage 120' of the furnace body 110 'is transported by the feed roller 130'. There was a problem such that it was not able to react sufficiently in contact with (500 ').

SUMMARY OF THE INVENTION An object of the present invention is to provide a kiln in which an effective reaction is activated while the atmospheric gas is sufficiently in contact with the baked goods being transferred by the transfer roller by spreading the atmospheric gas in the inner passage of the furnace body.

The firing furnace of the present invention for achieving this object is rotated in the outlet side direction by the drive means in the central part of the furnace main body 110 and the inner passage 120 of a predetermined length from the inlet to the outlet The feed roller 130 is installed so as to be made, the tray-shaped tray 140 is open to the upper portion is seated on the top of the feed roller 130 is moved in the exit direction at a constant speed, and the feed roller ( The upper heater 150 and the lower heater 160 and the upper heater 150 and the lower heater 160 are respectively installed in the upper and lower portions of the inner passage 120 so that the 130 is positioned in the upper and lower portions, respectively. A gas supply pipe 170 installed to penetrate through a lower side of the furnace body 11 ′ to supply an atmosphere gas into the inner passage 120, and through the gas supply pipe 170 to the inner passage 120. So that the supplied atmospheric gas is discharged to the outside In the gas exhaust pipe 180 which is installed to penetrate the other side of the upper body 110, each of the gas diffusion member 190 is installed at a predetermined interval in the upper and lower portions of the inner passage 120 Is achieved by.

On the other hand, the gas diffusion member 190 reveals that the nozzle hole 191 is formed to pass through a plurality of predetermined intervals.

The present invention is widely distributed by the gas diffusion member installed in the lower portion of the inner passage while the atmosphere gas is supplied to the inner passage to distribute a uniform gas atmosphere inside the inner passage, as well as formed on the gas diffusion member Atmosphere gas supplied to the inner passage through the nozzle hole is discharged to the lower part of the conveying roller, and after the atmospheric gas is sufficiently brought into contact with the plastic product being conveyed to the outlet side by the conveying roller, it is discharged through the gas discharge pipe, which is optimal for the operator. There is an effect that the firing can be performed.

Referring to the configuration of the present invention according to the accompanying drawings in detail as follows.

Figure 3 is a cross-sectional view showing the internal structure of the firing furnace of the present invention, Figure 4 is a longitudinal cross-sectional view showing the configuration of the firing furnace of the present invention.

3 and 4, the firing furnace of the present invention includes a furnace main body 110 having an inner passage 120 having a predetermined length from an inlet to an outlet, and a driving means in a central portion of the inner passage 120. A feed roller 130 which is installed to be rotated in an outlet direction, and a tray-shaped tray 140 which is mounted on an upper portion of the feed roller 130 and moves upward in an exit direction at a constant speed; The upper heater 150 and the lower heater 160 and the upper heater 150 and the lower heater 160 are respectively installed on the upper and lower portions of the inner passage 120 so that the feed roller 130 is positioned at the upper and lower portions, respectively. A gas supply pipe 170 installed through the lower side of the furnace body 11 ′ so as to supply an atmosphere gas into the inner passage 120 installed therein, and through the gas supply pipe 170. Atmospheric gas supplied to the passage 120 to the outside Ex such that consists of a gas discharge pipe 180 are installed to be through to the other side of an upper furnace body 110.

On the other hand, in the upper and lower portions of the inner passage 120, each of the gas diffusion members 190, which are formed to penetrate a plurality of nozzle holes 191 at predetermined intervals, are provided at predetermined intervals, respectively.

In the drawing, reference numeral 400 denotes a separator which prevents the internal passage air of the previous stage from being transferred to the internal passage of the transfer stage and the subsequent stage when the firing product is transferred to the stage where the internal temperature or the atmosphere condition of the firing furnace is different ( SEPARATOR).

According to the present invention configured as described above, when the tray 140 is transferred to the outlet side by the feed roller 130 in the state where the plastic product 500 is placed on the tray 140, the upper and lower portions of the feed roller 130 are respectively. The fired product 500 by the atmosphere gas supplied through the heat source supplied to the upper heater 150 and the lower heater 160 installed therethrough and the gas supply pipe 170 formed to penetrate the lower part of the main body 110. ) Is fired, and the atmosphere gas supplied into the inner passage 120 through the gas supply pipe 170 is fixed to the other side of the upper body 110 of the gas discharge pipe 180 is installed. Discharge is made to the outside of the furnace body 110 through.

At this time, the gas diffusion member (1) is introduced into the space portion formed between the gas diffusion member 190 and the bottom surface of the inner passage 120 to be supplied to the gas supply path (170). Through the nozzle hole 191 formed to penetrate through the 190 is supplied in a widely diffused state into the interior passage (120).

As a result, a uniform gas atmosphere is distributed in the inner passage 120, and the circumferential gas supplied to the inner passage 120 while being widely distributed through the nozzle hole 192 is transferred to the feed roller 130. After being discharged to the lower side and the atmosphere gas is sufficiently in contact with the plastic product 500 being transferred to the outlet side by the transfer roller 130, the movement is made to the upper portion of the inner passage ().

On the other hand, the atmosphere gas moved to the upper portion of the inner passage 120 is in contact with the bottom surface of the gas diffusion member 190 which is installed at a predetermined distance from the ceiling of the inner passage 120 is diffused again after the nozzle The gas flows into the space formed between the gas diffusion member 190 and the ceiling of the inner passage 120 through the hole 190, and the gas introduced into the space portion between the ceiling of the gas diffusion member 190 and the inner passage 120 is gas. It is forced to be discharged to the outside of the furnace body 110 through the discharge pipe 180.

1 is a cross-sectional view showing the internal structure of a conventional firing furnace

Figure 2 is a longitudinal cross-sectional view showing the configuration of a conventional firing furnace

Figure 3 is a cross-sectional view showing the internal structure of the present invention the kiln

Figure 4 is a longitudinal sectional view showing the configuration of the present invention the kiln

Explanation of symbols on the main parts of the drawings

100 firing furnace 110 furnace body

120: inner passage 130: feed roller

140: tray 150: upper heater

160: lower heater 170: gas supply pipe

180: gas discharge pipe 190: gas diffusion member

191: nozzle hole

Claims (2)

A main body 110 having an inner passage 120 having a predetermined length from an inlet to an outlet, and a conveying roller 130 installed to rotate in an outlet side by a driving means at a central portion of the inner passage 120; An inner passage is disposed on the upper portion of the transfer roller 130 and has an open container-shaped tray 140 in which the upper portion is moved toward the exit side at a constant speed, and the transfer roller 130 is positioned at the upper and lower portions, respectively. Atmospheric gas is introduced into the upper heater 150 and the lower heater 160 respectively installed at the upper and lower portions of the 120 and the inner passage 120 in which the upper heater 150 and the lower heater 160 are installed. The main body so that the gas supply pipe 170 is installed to penetrate the lower side of the furnace main body 11 'and the atmosphere gas supplied to the inner passage 120 through the gas supply pipe 170 is discharged to the outside. Is installed to penetrate the other side of the upper 110 In what is consists of a discharge pipe 180, a firing furnace, characterized in that with a predetermined gap on the top and bottom of the inner passage 120 that each of the gas diffusing member 190 is installed. The firing furnace according to claim 1, wherein the gas diffusion member (190) is formed such that a plurality of nozzle holes (191) penetrate at predetermined intervals.
KR1020090124911A 2009-12-15 2009-12-15 Burning apparatus KR20110068077A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020090124911A KR20110068077A (en) 2009-12-15 2009-12-15 Burning apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090124911A KR20110068077A (en) 2009-12-15 2009-12-15 Burning apparatus

Publications (1)

Publication Number Publication Date
KR20110068077A true KR20110068077A (en) 2011-06-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020090124911A KR20110068077A (en) 2009-12-15 2009-12-15 Burning apparatus

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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105021033A (en) * 2014-04-28 2015-11-04 三星电机株式会社 Firing furnace

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105021033A (en) * 2014-04-28 2015-11-04 三星电机株式会社 Firing furnace

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