JPH0360030U - - Google Patents

Description

[Brief explanation of drawings]

Figure 1 is a block diagram showing an embodiment of this invention.
2 and 3 are diagrams showing the ultrasonic propagation time characteristics and attenuation characteristics of the liquid sample in the phase separation chamber shown in FIG. 1, respectively, FIG. 4 is a block diagram showing another embodiment of this invention, and FIG. Figures A and B are a diagram showing the basic configuration of a mixer settler extractor when a protective case used in this invention is provided outside the phase separation chamber, and a sectional view taken along line A-A.

Claims (1)

[Claims for Utility Model Registration] (1) A pair of cylindrical protective cases disposed opposite to the interface between the light liquid phase and the heavy liquid phase in the phase separation chamber of the mixer settler extractor, and one of them. an ultrasonic transmitter disposed vertically movably inside the protective case of the other; an ultrasonic receiver disposed vertically movably facing the transmitter inside the other protective case; a drive mechanism unit that moves the ultrasonic transmitter and the ultrasonic receiver up and down and outputs a position signal indicating the height of the transmitter and the receiver in the phase separation chamber; A transmitter drive signal generation unit that supplies a drive signal to the wave transmitter, and a time for inputting the drive signal and the reception signal of the ultrasonic receiver and measuring the time difference or attenuation between the two signals. and an attenuation amount measuring section, inputting the measurement data of their time difference or attenuation amount, and the position signal of the drive mechanism section, and measuring the time difference or attenuation according to the height of the ultrasonic transmitter and receiver. An interface and third phase detection device for a mixer settler extractor, comprising: a display for displaying or recording the amount; and a recording section. (2) A pair of cylindrical protective cases arranged opposite to the interface between the light liquid phase and the heavy liquid phase in the phase separation chamber of the mixer settler extractor, and a pair of cylindrical protective cases arranged above and below inside one of the protective cases. a plurality of ultrasonic wave transmitters arranged above, a plurality of ultrasonic wave receivers arranged vertically facing each of the above-mentioned ultrasonic wave transmitters inside the other protective case, and the above-mentioned ultrasonic wave transmitters; a transmitter drive signal generation section that outputs a drive signal for driving the ultrasonic transmitter; a first multiplexer that sequentially selectively supplies the drive signal to each of the plurality of ultrasonic transmitters; a second multiplexer that selects and outputs a received signal of the ultrasonic transmitter facing one of the supplied ultrasonic transmitters; and a second multiplexer that controls the first and second multiplexers and controls the multiplexers a control means for outputting a position signal indicating the height of the selected ultrasonic transmitter and receiver from the bottom of the phase separation chamber; inputting the drive signal and the output signal of the second multiplexer; a time and attenuation measurement unit that measures the time difference or attenuation between the two signals; measurement data of the time difference or attenuation;
a display and recording unit that inputs the position signal of the control means and displays or records the time difference or attenuation amount according to the height of the ultrasonic transmitter and receiver; Interface and third phase detection device.