JPH0236272U

JPH0236272U -

Info

Publication number: JPH0236272U
Application number: JP11416388U
Authority: JP
Priority date: 1988-08-31
Filing date: 1988-08-31
Publication date: 1990-03-08

Description

[Brief explanation of the drawing]

図面は全て本考案の一実施例に関し、第１図は
断面図、第２図は後面図、第３図は正面図、第４
図は組立説明図、第５図は投写管側パツキングの
正面図、第６図はその一部の断面図、第７図はレ
ンズ側パツキングの正面図、第８図はその一部の
断面図、第９図は鏡筒側パツキングの正面図、第
１０図はレンズ締付金具の正面図、第１１図は組
立説明図、第１２図は注入側蓋金具の上面図、第
１３図は注入口側パツキングの上面図、第１４図
はその一部の断面図、第１５図はカラー投写装置
を示す図である。１０……投写管、１２……筒体、１４……レン
ズ部、１６……フイン、２８……レンズ鏡筒、１
２ｂ……冷却液注入部（注入部）、３２……注入
側蓋金具（蓋体）、３８……投写管側パツキング
、４２……第２凹溝、４４……レンズ側パツキン
グ、４６……鏡筒側パツキング、４８……レンズ
締付金具、５０……第１凹溝、５２……注入口側
パツキング、３７……レンズ、４０……シール剤
。 The drawings all relate to one embodiment of the present invention, with Fig. 1 being a sectional view, Fig. 2 being a rear view, Fig. 3 being a front view, and Fig. 4 being a front view.
The figure is an explanatory diagram of assembly, Fig. 5 is a front view of the projection tube side packing, Fig. 6 is a sectional view of a part thereof, Fig. 7 is a front view of the lens side packing, and Fig. 8 is a sectional view of a part thereof. , Fig. 9 is a front view of the packing on the lens barrel side, Fig. 10 is a front view of the lens tightening fitting, Fig. 11 is an assembly illustration, Fig. 12 is a top view of the injection side lid fitting, and Fig. 13 is a note. A top view of the entrance side packing, FIG. 14 is a sectional view of a part thereof, and FIG. 15 is a diagram showing a color projection device. 10... Projection tube, 12... Cylindrical body, 14... Lens section, 16... Fin, 28... Lens barrel, 1
2b... Coolant injection part (injection part), 32... Injection side lid fitting (lid body), 38... Projection tube side packing, 42... Second groove, 44... Lens side packing, 46... Lens barrel side packing, 48... Lens tightening fitting, 50... First groove, 52... Inlet side packing, 37... Lens, 40... Sealing agent.

Claims

[Claims for Utility Model Registration] Projection tube 10, lens section 14, and projection tube 1
0 and a cylindrical body 12 for intervening liquid between the lens portion 14, a first annular groove 50 provided on a surface of the cylindrical body 12 facing the lens; an annular lens-side packing 44 disposed in the first groove 50 to prevent the liquid from leaking; a second annular groove 42 provided on the surface of the cylinder body 12 facing the projection tube; an annular projection tube side packing 38 disposed in the second concave groove 42 to prevent the liquid from leaking; and disposed to cover the boundary between the lens 37 and the cylinder body 12 in front of the first concave groove 50. a sealing agent 40 filled between the cylinder body 12 and the projection tube 10 behind the second groove 42; and a sealant 40 provided in the cylinder body 12 to seal the liquid Injection part 1
2b; and a lid body 32 that covers the injection port side packing 52.