JPH0330010U

JPH0330010U -

Info

Publication number: JPH0330010U
Application number: JP8746489U
Authority: JP
Priority date: 1989-07-27
Filing date: 1989-07-27
Publication date: 1991-03-25

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示す縦断側面図、
第２図は第１図のａ部およびｂ部の詳細図、
第３図は第１図および第２図の−矢視横断面
図である。第４図は従来の二重構造加圧燃焼炉の
一例を示す系統図、第５図は第４図の部の詳細
縦断面図、第６図は第５図のａ部およびｂ部
の詳細図、第７図は第５図および第６図の−
矢視横断面図である。１……加圧燃焼炉、２……圧力容器、３……耐
火材、４……蒸気管、５……二重構造部、６……
生成ガス、７……微粉炭と微粉炭搬送空気、８…
…一次管、９……高温空気、１０……二次管、１
１……冷却管、１２……ガイド管、１３……ガス
シリンダー、１４……伸縮継手と冷却管の間の空
間部、１５……グランドパツキン、１６……伸縮
継手、１７……微粉炭バーナ、１８……スラグ、
１９……バルブ、２０……遮断弁、２１……シー
ルボツクス、２２……圧抜きライン、２３……ガ
スシリンダーの作動部、２４……高温用グランド
パツキン、２５……ガスケツトパツキン、２６…
…冷却水、２７……冷却水入口管、２８……冷却
水出口管、２９……冷却水出入口弁、３０……冷
却水ライン、３１……高圧用伸縮継手、３２……
二重管のガイド管、３３……冷却水ライン、３４
……伸縮継手、３５……二次管、３６……耐火材
。 FIG. 1 is a vertical side view showing an embodiment of the present invention;
Figure 2 is a detailed view of parts a and b in Figure 1;
FIG. 3 is a cross-sectional view taken along the - arrow in FIGS. 1 and 2. FIG. Fig. 4 is a system diagram showing an example of a conventional double-structure pressurized combustion furnace, Fig. 5 is a detailed vertical cross-sectional view of the part shown in Fig. 4, and Fig. 6 is a detail of parts a and b in Fig. 5. Fig. 7 is the − of Fig. 5 and Fig. 6.
It is an arrow cross-sectional view. 1... Pressurized combustion furnace, 2... Pressure vessel, 3... Refractory material, 4... Steam pipe, 5... Double structure part, 6...
Generated gas, 7...Pulverized coal and pulverized coal conveying air, 8...
...Primary pipe, 9...High temperature air, 10...Secondary pipe, 1
DESCRIPTION OF SYMBOLS 1... Cooling pipe, 12... Guide pipe, 13... Gas cylinder, 14... Space between expansion joint and cooling pipe, 15... Gland packing, 16... Expansion joint, 17... Pulverized coal burner , 18...slag,
19...Valve, 20...Shutoff valve, 21...Seal box, 22...Pressure relief line, 23...Gas cylinder operating part, 24...High temperature gland packing, 25...Gasket packing, 26...
...Cooling water, 27...Cooling water inlet pipe, 28...Cooling water outlet pipe, 29...Cooling water inlet/outlet valve, 30...Cooling water line, 31...High pressure expansion joint, 32...
Double guide pipe, 33...Cooling water line, 34
...Expansion joint, 35...Secondary pipe, 36...Fireproof material.

Claims

[Scope of utility model registration request]

A double-structure pressurized combustion furnace housed in a pressure vessel, a pulverized coal burner for burning pulverized coal fuel in the pressurized combustion furnace, a means for cooling at least a tip portion of the pulverized coal burner, and the above-mentioned A pressurized combustion furnace comprising a pulverized coal burner and means for simultaneously drawing out the cooling means.