JPH02118552U

JPH02118552U -

Info

Publication number: JPH02118552U
Application number: JP2676189U
Authority: JP
Priority date: 1989-03-09
Filing date: 1989-03-09
Publication date: 1990-09-25

Description

[Brief explanation of drawings]

第１図は本考案に係る除水量調節用計量ポンプ
の一実施例を示す一部切欠した正断面図、第２図
は本考案の除水量調節用計量ポンプを使用例を示
す透析液回路図である。１……ケース、３……パルスモータ、５……螺
子軸、７……端部材、８……ベローズ、９……端
板、１０……給排口、１１……螺子筒部材、１３
……雌螺子、１４……摺動突起、１５……長孔、
ＭＰ……除水量調節用計量ポンプ。 FIG. 1 is a partially cutaway front sectional view showing an embodiment of the metering pump for adjusting the amount of water removed according to the present invention, and FIG. 2 is a dialysate circuit diagram showing an example of using the metering pump for adjusting the amount of water removed according to the present invention. It is. DESCRIPTION OF SYMBOLS 1... Case, 3... Pulse motor, 5... Screw shaft, 7... End member, 8... Bellows, 9... End plate, 10... Supply/discharge port, 11... Screw tube member, 13
... Female screw, 14 ... Sliding protrusion, 15 ... Long hole,
MP...Measuring pump for adjusting the amount of water removed.

Claims

[Scope of utility model registration request]

A controlled rotation section driving means such as a pulse motor fixedly installed at one end of the cylindrical case, a screw shaft having a threaded part screwed on the outer periphery that rotates in conjunction with the rotation shaft of the controlled rotation driving means, and a screw shaft of the case. a bellows, one end of which is securely fixed to the other end and the other end of which is telescopically inserted into the case; A metering pump for adjusting the amount of removed water, comprising a threaded portion and a bottomed cylindrical threaded member screwed together, and a supply/discharge port communicating with the inner cavity of the bellows.