JPH0237644U

JPH0237644U -

Info

Publication number: JPH0237644U
Application number: JP11635188U
Authority: JP
Priority date: 1988-09-02
Filing date: 1988-09-02
Publication date: 1990-03-13
Anticipated expiration: 2003-09-02
Also published as: JPH0611000Y2

Description

[Brief explanation of drawings]

第１図は本考案の１実施例の人工腎臓用透析液
ポンプ輸送装置の概略斜視図、第２図は上記装置
の液吸出し器保管容器の蓋体内側の平面図、第３
図は上記装置の液吸出し器の側面図、第４図は第
３図の液吸出し器の筒体の―線横断面図、第
５図は第４図の筒体の部分拡大図、第６図は上記
装置のブロツク電気回路図である。３……液吸出し器保管容器、６……蓋体、１０
……液吸出し器、１１……電気絶縁性筒体、１２
……下端開口、１３……上端部、１７……コネク
タ、１８……測定器、２０……電導度測定用電極
、２２……上限液面レベル検出用電極、２３……
下限液面レベル検出用電極、２４……共通電極、
２７……電動液体ポンプ、３０……電気制御器、
３１……判別回路、３２……Ａ，Ｂ液指定用スイ
ツチ、３６……ポンプ電源スイツチ、３７……液
面レベルスイツチ回路、４０……商用電源。 FIG. 1 is a schematic perspective view of a dialysate pump transport device for an artificial kidney according to an embodiment of the present invention, FIG. 2 is a plan view of the inside of the lid of the liquid suction device storage container of the device, and FIG.
The figure is a side view of the liquid suction device of the above device, FIG. The figure is a block electrical circuit diagram of the above device. 3...Liquid suction device storage container, 6...Lid, 10
...Liquid sucker, 11...Electrical insulating cylinder, 12
... lower end opening, 13 ... upper end, 17 ... connector, 18 ... measuring device, 20 ... electrode for measuring conductivity, 22 ... electrode for upper limit liquid level detection, 23 ...
Lower limit liquid level detection electrode, 24... common electrode,
27... Electric liquid pump, 30... Electric controller,
31... Discrimination circuit, 32... Switch for specifying A and B liquids, 36... Pump power switch, 37... Liquid level switch circuit, 40... Commercial power supply.

Claims

[Claims for Utility Model Registration] 1. A liquid comprising an electrically insulating cylinder having a liquid inlet at its lower end and a liquid outlet at its upper end, and at least one pair of conductivity measuring electrodes disposed inside the cylinder. a suction device, a liquid pump fluidly connected to the liquid outlet at the upper end of the cylindrical body, a measuring device that is electrically connected to the conductivity measuring electrode of the cylindrical body to measure the conductivity between the electrodes, and the liquid suction device The cylinder is immersed in the liquid to be transported, and when the measured conductivity between the electrodes of the cylinder is a predetermined value, the liquid pump is activated to pump the liquid through the cylinder and the liquid pump. A liquid pump transport device comprising an electric controller for transporting a liquid. 2. An electrically insulating cylindrical body is formed from polytetrafluoroethylene resin, vinyl chloride resin, or a similar synthetic resin, and at least one pair of rod-shaped electrodes for measuring conductivity is embedded in the wall of the cylindrical body in the longitudinal direction. 2. The device according to claim 1, wherein a hole is made in the outer wall surface to expose a surface portion of each rod-shaped electrode. 3. A first device comprising a liquid level detection electrode provided at a predetermined position on the wall surface of the electrically insulating cylinder, and a control circuit for controlling the electric liquid pump based on the liquid level signal detected via the electrode. 2. The device according to item 2 or item 2. 4. The liquid level detection electrode is formed from at least one pair of rod-shaped electrodes, and the pair of rod-shaped electrodes is buried along the wall surface of the electrically insulating cylinder, and a hole is provided in the wall surface to form a hole on the surface of each liquid level detection electrode. 4. The device according to claim 3, wherein the portion is exposed.