JPS63125788U - - Google Patents
Info
- Publication number
- JPS63125788U JPS63125788U JP1924987U JP1924987U JPS63125788U JP S63125788 U JPS63125788 U JP S63125788U JP 1924987 U JP1924987 U JP 1924987U JP 1924987 U JP1924987 U JP 1924987U JP S63125788 U JPS63125788 U JP S63125788U
- Authority
- JP
- Japan
- Prior art keywords
- raw material
- duct
- powder raw
- firing
- calciner
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000010304 firing Methods 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 238000001354 calcination Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 2
- 239000003566 sealing material Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Description
第１図から第５図はこの考案の第１〜第３実施
例を示し、第１図から第３図は第１実施例で第１
図は第３図の部分拡大断面図、第２図は粉末原料
焼成装置の系統図、第３図は焼成装置の下部側面
図、第４図及び第５図はそれぞれ第２、第３実施
例で、それぞれ第１図に相当する図、第６図は従
来例を示し空気ダクトの部分側面断面図である。
１……焼成炉、２……冷却機、４……仮焼炉、
１７……空気ダクト、２０……第１ダクト、２１
……第２ダクト、２３……伸縮継手、２７……エ
アシール装置、３０……シール材。
1 to 5 show the first to third embodiments of this invention, and FIGS. 1 to 3 show the first embodiment.
The figure is a partial enlarged sectional view of Figure 3, Figure 2 is a system diagram of the powder raw material firing apparatus, Figure 3 is a lower side view of the firing apparatus, and Figures 4 and 5 are the second and third embodiments, respectively. A diagram corresponding to FIG. 1 and FIG. 6, respectively, show a conventional example and are partial side sectional views of an air duct. 1...Calcination furnace, 2...Cooling machine, 4...Calcination furnace,
17... Air duct, 20... First duct, 21
... Second duct, 23 ... Expansion joint, 27 ... Air seal device, 30 ... Sealing material.
Claims (1)
排出される焼成物を空気流で冷却する冷却機とを
設け、粉末原料の流れ方向で見て上記焼成炉の上
流側に粉末原料を予熱する予熱装置と、仮焼炉を
配設し、上記冷却機を空気ダクトにより仮焼炉に
接続し、上記空気ダクトを通る冷却機の排出空気
により仮焼炉で燃料を燃焼させ、この燃焼で生じ
る熱ガスにより上記予熱された粉末原料を仮焼炉
で仮焼するようにした粉末原料焼成装置において
、上記空気ダクトの中途部を分断してこの空気ダ
クトを少なくとも第１ダクトと第２ダクトで構成
し、第１ダクトの分断端に第２ダクトの分断端を
軸方向および径方向に対して相対移動自在に嵌入
し、これら両ダクトの嵌合部で両ダクト間にシー
ル材を介在させたことを特徴とする粉末原料焼成
装置における伸縮継手。 A firing furnace for firing the powder raw material and a cooler for cooling the fired product discharged from the firing furnace with an air flow are provided, and the powder raw material is preheated on the upstream side of the firing furnace when viewed in the flow direction of the powder raw material. A preheating device and a calciner are provided, the cooler is connected to the calciner through an air duct, and the exhaust air from the cooler passes through the air duct to burn fuel in the calciner, and the combustion produces In a powder raw material calcination device in which the preheated powder raw material is calcined in a calcining furnace using hot gas, the air duct is divided in the middle and the air duct is composed of at least a first duct and a second duct. Then, the divided end of the second duct is fitted into the divided end of the first duct so as to be relatively movable in the axial and radial directions, and a sealing material is interposed between the two ducts at the fitting part of these two ducts. An expansion joint for a powder raw material firing device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1924987U JPH0424394Y2 (en) | 1987-02-12 | 1987-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1924987U JPH0424394Y2 (en) | 1987-02-12 | 1987-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63125788U true JPS63125788U (en) | 1988-08-17 |
| JPH0424394Y2 JPH0424394Y2 (en) | 1992-06-09 |
Family
ID=30813681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1924987U Expired JPH0424394Y2 (en) | 1987-02-12 | 1987-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0424394Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100822978B1 (en) * | 2001-12-05 | 2008-04-17 | 주식회사 포스코 | Air supplying system in a rotary type lime hardening utility |
-
1987
- 1987-02-12 JP JP1924987U patent/JPH0424394Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100822978B1 (en) * | 2001-12-05 | 2008-04-17 | 주식회사 포스코 | Air supplying system in a rotary type lime hardening utility |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0424394Y2 (en) | 1992-06-09 |
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