JPH0444796U

JPH0444796U -

Info

Publication number: JPH0444796U
Application number: JP7909890U
Authority: JP
Priority date: 1990-07-25
Filing date: 1990-07-25
Publication date: 1992-04-16

Description

[Brief explanation of drawings]

第１図は本考案の実施例送受波器の構成図、第
２図は従来の改良型の超音波送受波器の構成図、
第３図は第４図に用いられている従来の超音波送
受波器の一例の構成図、第４図は従来の超音波気
体流速流量測定装置における超音波送受波器の配
置図である。１……流通管、２，３……超音波送受波器、４
……制御器、５……筐体、６……超音波振動子、
７……正の電極、８……負の電極、９……絶縁部
材、１０……プラグ、１１……正のリード線、１
２……負のリード線、１３……冷却パイプ、１４
，１５……端子箱、１６……枝管（ソケツト部）
、１７……油。 Fig. 1 is a block diagram of a transducer according to an embodiment of the present invention; Fig. 2 is a block diagram of a conventional improved ultrasonic transducer;
FIG. 3 is a configuration diagram of an example of the conventional ultrasonic transducer used in FIG. 4, and FIG. 4 is a layout diagram of the ultrasonic transducer in the conventional ultrasonic gas flow rate measuring device. 1...Flow pipe, 2, 3...Ultrasonic transducer, 4
... Controller, 5 ... Housing, 6 ... Ultrasonic transducer,
7... Positive electrode, 8... Negative electrode, 9... Insulating member, 10... Plug, 11... Positive lead wire, 1
2...Negative lead wire, 13...Cooling pipe, 14
, 15...Terminal box, 16...Branch pipe (socket part)
, 17...Oil.

Claims

[Scope of utility model registration request]

A high-temperature device characterized in that an ultrasonic vibrator and a cooling pipe are provided in a housing, the inlet and outlet ends of the cooling pipe are guided outside the housing, and the housing is filled with oil. Ultrasonic transducer.