JPH0479460U

JPH0479460U -

Info

Publication number: JPH0479460U
Application number: JP12213390U
Authority: JP
Priority date: 1990-11-21
Filing date: 1990-11-21
Publication date: 1992-07-10

Description

[Brief explanation of the drawing]

第１図、第２図はこの考案の一実施例を示すも
のであり、第１図は装置の全体構成図、第２図は
ベローズ伸長時を示す図、第３図、第４図は従来
の構造を示す図であり、第３図は従来装置の全体
構成図、第４図ａは従来装置の姿勢９０°変化時
の冷却水タンク内の冷却水状態を示す図、第４図
ｂは従来装置の姿勢４５°変化時の冷却水タンク
内に冷却水状態を示す図である。図において、１はフラツシユランプ、２は電極
、３はＹＡＧロツド、４は反射筒、５はキヤビテ
イ、６はキヤビテイ冷却液出口、７はキヤビテイ
冷却液入口、８は冷却水タンク、９は第１の配管
、１０はタンク冷却液出口、１１はタンク冷却液
入口、１２は冷却液注入口、１３は上面カバー、
１４はコルゲートフイン、１５は冷却フアン、１
６はエアーダクト、１７はポンプ、１８は第２の
配管、１９は第３の配管、２０は冷却水、２１は
空気層、２２はベローズ、２３はベローズホルダ
、２４はベローズ用スペーサである。なお、各図
中同一符号は同一または相当部分を示す。 Figures 1 and 2 show one embodiment of this invention; Figure 1 is an overall configuration diagram of the device; Figure 2 is a diagram showing the bellows when it is extended; Figures 3 and 4 are the conventional FIG. 3 is a diagram showing the overall configuration of the conventional device, FIG. FIG. 3 is a diagram showing the state of cooling water in the cooling water tank when the attitude of the conventional device changes by 45°. In the figure, 1 is a flash lamp, 2 is an electrode, 3 is a YAG rod, 4 is a reflector tube, 5 is a cavity, 6 is a cavity coolant outlet, 7 is a cavity coolant inlet, 8 is a cooling water tank, and 9 is a 1 piping, 10 a tank coolant outlet, 11 a tank coolant inlet, 12 a coolant inlet, 13 a top cover,
14 is a corrugated fin, 15 is a cooling fan, 1
6 is an air duct, 17 is a pump, 18 is a second pipe, 19 is a third pipe, 20 is cooling water, 21 is an air layer, 22 is a bellows, 23 is a bellows holder, and 24 is a bellows spacer. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

a flash lamp connected to a high-voltage circuit via an electrode; a YAG rod placed close to and parallel to the flash lamp; a reflector tube placed so as to surround the flash lamp and the YAG rod; A cavity in which a flash lamp, a YAG rod, and a reflector tube are assembled, and also has a cavity coolant outlet and a cavity coolant inlet, is connected to the first pipe on the cavity coolant inlet side, and a tank coolant is installed at the bottom of the cavity. a cylindrical cooling water tank having an outlet and a tank cooling liquid inlet at its upper part; a bellows disposed on the top cover of the cooling water tank; a cooling liquid inlet provided in the central shaft portion at the upper end of the bellows; A bellows holder having a hole that engages with the central shaft and a height dimension that limits the amount of extension of the bellows, a spacer for the bellows that is inserted between the bellows and the bellows holder, and a corrugate arranged around the cylindrical surface of the cooling water tank. fin, a cooling fan arranged on the bottom of the cooling water tank, an air duct enclosing the cooling fan and the corrugated fin, a pump arranged between the cavity cooling liquid outlet and the tank cooling liquid inlet, and the cooling water tank. A cooling device for a laser oscillator, comprising a second pipe connecting the pump, a third pipe connecting the cavity and the pump, and cooling water filling the entire cooling system.