JPH0243673U - - Google Patents
Info
- Publication number
- JPH0243673U JPH0243673U JP12234888U JP12234888U JPH0243673U JP H0243673 U JPH0243673 U JP H0243673U JP 12234888 U JP12234888 U JP 12234888U JP 12234888 U JP12234888 U JP 12234888U JP H0243673 U JPH0243673 U JP H0243673U
- Authority
- JP
- Japan
- Prior art keywords
- ship
- nozzle
- opens
- cover
- receiving surface
- 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
- 238000005259 measurement Methods 0.000 claims description 2
- 239000013505 freshwater Substances 0.000 claims 2
- 239000013535 sea water Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図はこの考案の一実施例を示す構成図、第
２図はこの考案の弁制御装置のブロツク図、第３
図は従来の船舶接岸速度計の構成図、第４図は送
受波装置の平面断面図である。
図において、１３―１は計測回路、１４，１５
は送受波装置、１７は送受波器、１８は送受波面
、１９はカバー、２０はノズル、２４は開閉弁、
１０１は開閉器、１０２は弁制御装置である。な
お、各図中同一符号は同一または相当部分を示す
。
Fig. 1 is a block diagram showing an embodiment of this invention, Fig. 2 is a block diagram of a valve control device of this invention, and Fig. 3 is a block diagram showing an embodiment of this invention.
This figure is a block diagram of a conventional ship berthing speedometer, and FIG. 4 is a plan sectional view of a wave transmitting and receiving device. In the figure, 13-1 is a measurement circuit, 14 , 15
17 is a wave transmitter/receiver, 18 is a wave transmitter/receiver surface, 19 is a cover, 20 is a nozzle, 24 is an on-off valve,
101 is a switch, and 102 is a valve control device. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
、船舶から超音波反射信号を受信して船舶までの
距離ならびに船舶の移動速度を計測する船舶接岸
速度計において、 海水中に設置される送受波器の送受波面のみを
開口しその他の面を囲撓するカバーと、上記カバ
ーに取付けられ前記送受波面に真水を噴射するノ
ズルと、上記ノズルに真水を給水する管路を開閉
する制御弁と、上記制御弁を閉路とした後所定時
間経過して計測回路の作動を出力するタイミング
回路を設けた弁制御装置を具備したことを特徴と
する船舶接岸速度計。[Scope of claim for utility model registration] In a ship berthing speedometer that periodically emits ultrasonic waves toward a berthed ship and receives ultrasonic reflected signals from the ship to measure the distance to the ship and the speed of movement of the ship. , a cover that opens only the wave transmitting and receiving surface of a transducer installed in seawater and surrounds the other surfaces; a nozzle that is attached to the cover and injects fresh water onto the wave transmitting and receiving surface; and a nozzle that supplies fresh water to the nozzle. A ship berthing speedometer characterized by comprising a valve control device provided with a control valve that opens and closes a conduit, and a timing circuit that outputs the operation of a measurement circuit after a predetermined period of time has elapsed after the control valve is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12234888U JPH0449592Y2 (en) | 1988-09-19 | 1988-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12234888U JPH0449592Y2 (en) | 1988-09-19 | 1988-09-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0243673U true JPH0243673U (en) | 1990-03-26 |
| JPH0449592Y2 JPH0449592Y2 (en) | 1992-11-20 |
Family
ID=31370194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12234888U Expired JPH0449592Y2 (en) | 1988-09-19 | 1988-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449592Y2 (en) |
-
1988
- 1988-09-19 JP JP12234888U patent/JPH0449592Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0449592Y2 (en) | 1992-11-20 |
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