JPH0330850U - - Google Patents
Info
- Publication number
- JPH0330850U JPH0330850U JP9149989U JP9149989U JPH0330850U JP H0330850 U JPH0330850 U JP H0330850U JP 9149989 U JP9149989 U JP 9149989U JP 9149989 U JP9149989 U JP 9149989U JP H0330850 U JPH0330850 U JP H0330850U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- measuring
- tube
- compressed air
- measuring tube
- 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
- 238000005273 aeration Methods 0.000 claims description 2
- 239000010802 sludge Substances 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 1
- 238000004062 sedimentation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例を示す概略構成図、
第２図は従来例の概略構成図である。
また、図面中１０……エアレーシヨンタンク、
１１……測定筒、１４……連結筒、１５……窓孔
、１７……圧力筒、１９……ピストン、２１……
エアポンプ、２４……超音波発振・受信子、２５
……ピストン下部室である。
FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention;
FIG. 2 is a schematic diagram of a conventional example. Also, 10 in the drawing...aeration tank,
11... Measuring tube, 14... Connection tube, 15... Window hole, 17... Pressure tube, 19... Piston, 21...
Air pump, 24...Ultrasonic oscillator/receiver, 25
...This is the lower chamber of the piston.
Claims (1)
定筒と、該測定筒の下部に連接された窓孔付きの
連結筒と、該連結筒の下部に連接されるとともに
ピストンを上下動自在に収装した有底の圧力筒と
、上記測定筒の下部内と上記圧力筒のピストン下
部室とにそれぞれ圧縮エアを供給し得る圧縮エア
供給源と、上記測定筒内に採水された検水中の汚
泥界面を検出し得る超音波発振・受信子とを有す
るとともに、上記ピストの上昇で測定筒の下端開
口部を閉塞可能に設けたことを特徴とする汚泥沈
澱率測定装置。 A measuring tube immersed in the liquid in the aeration tank, a connecting tube with a window hole connected to the bottom of the measuring tube, and a piston that is connected to the bottom of the connecting tube and can move up and down. A compressed air supply source capable of supplying compressed air to the lower part of the measuring cylinder and the piston lower chamber of the pressure cylinder, respectively, 1. A sludge sedimentation rate measuring device, comprising an ultrasonic oscillator/receiver capable of detecting a sludge interface, and a lower end opening of a measuring tube that can be closed by raising the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989091499U JPH0740203Y2 (en) | 1989-08-04 | 1989-08-04 | Sludge sedimentation measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989091499U JPH0740203Y2 (en) | 1989-08-04 | 1989-08-04 | Sludge sedimentation measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0330850U true JPH0330850U (en) | 1991-03-26 |
| JPH0740203Y2 JPH0740203Y2 (en) | 1995-09-13 |
Family
ID=31640977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989091499U Expired - Lifetime JPH0740203Y2 (en) | 1989-08-04 | 1989-08-04 | Sludge sedimentation measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0740203Y2 (en) |
-
1989
- 1989-08-04 JP JP1989091499U patent/JPH0740203Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0740203Y2 (en) | 1995-09-13 |