JPH03108893U

JPH03108893U -

Info

Publication number: JPH03108893U
Application number: JP1814490U
Authority: JP
Priority date: 1990-02-23
Filing date: 1990-02-23
Publication date: 1991-11-08

Description

[Brief explanation of drawings]

第１図〜第３図はこの考案によるスクリユーポ
ンプの第１の実施例を示し、第１図は概略断面図
、第２図は左側面図、第３図は右側面図、第４図
〜第６図はこの考案によるスクリユーポンプの第
２の実施例を示し、第４図は概略断面図、第５図
は左側面図、第６図は右側面図である。１，２１……本体、２，２２……突出部、３，
２３……導入路、３ａ，２３ａ……導入口、４，
２４……吐出路、４ｃ……吐出口、５，２５……
駆動用モータ、６，２６……モータの軸、７，２
７……シール、８，２８……スクリユー、９，２
９……液溜り、１０，３０……突起、１１，３１
……端子、１３，３３……ラビリンスシール、２
４ａ，２４ｂ……部分、３２……管（吐出口）。 Figures 1 to 3 show a first embodiment of the screw pump according to this invention, with Figure 1 being a schematic sectional view, Figure 2 being a left side view, Figure 3 being a right side view, and Figure 4 being a schematic sectional view. 6 to 6 show a second embodiment of the screw pump according to this invention, FIG. 4 is a schematic sectional view, FIG. 5 is a left side view, and FIG. 6 is a right side view. 1, 21...Main body, 2, 22...Protrusion, 3,
23...Introduction path, 3a, 23a...Introduction port, 4,
24...Discharge path, 4c...Discharge port, 5, 25...
Drive motor, 6, 26...Motor shaft, 7, 2
7...Seal, 8,28...Screw, 9,2
9...Liquid pool, 10,30...Protrusion, 11,31
...Terminal, 13,33...Labyrinth seal, 2
4a, 24b... portion, 32... pipe (discharge port).

Claims

[Claims for Utility Model Registration] (1) A driving source and a screw rotated by the driving source are disposed inside the main body, and the tip side of the screw is an inlet between the screw and the main body. forming a liquid reservoir inside the main body for storing the introduced fluid; communicating a discharge passage at least partially perpendicular to the rotational axis of the screw; Furthermore, the screw pump is characterized in that a space between the liquid reservoir and the driving source is sealed by an elastic seal and a labyrinth seal. (2) The screw pump according to claim 1, wherein the entire length of the discharge passage is perpendicular to the axis of rotation of the screw. (3) The discharge passage has a portion parallel to the rotational axis of the screw, and is parallel to the introduction passage and is configured to discharge in a direction opposite to the introduction direction. Screw pump as described.