JPH03108890U

JPH03108890U -

Info

Publication number: JPH03108890U
Application number: JP1814190U
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……吐出路、３ａ，２３ａ……吐出口、４，
２４……導入路、４ｃ，２４ｃ……導入口、５，
２５……駆動用モータ、６，２６……モータの軸
、７，２７……シール、８，２８……スクリユー
、９，２９……液溜り、１０，３０……突起、１
１，３１……端子、１２，３２……ばね、２４ａ
，２４ｂ……部分、３３……仕切り板。 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 right side 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...Discharge path, 3a, 23a...Discharge port, 4,
24...Introduction path, 4c, 24c...Introduction port, 5,
25... Drive motor, 6, 26... Motor shaft, 7, 27... Seal, 8, 28... Screw, 9, 29... Liquid reservoir, 10, 30... Protrusion, 1
1, 31... terminal, 12, 32... spring, 24a
, 24b...part, 33...partition plate.

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 between the screw and the main body, the tip side of the screw is a discharge port. A liquid reservoir is formed inside the main body to store the introduced fluid, and an introduction passage, at least a portion of which is perpendicular to the rotational axis of the screw, is communicated with the liquid reservoir. A screw pump that is characterized by: (2) The screw pump according to claim 1, wherein the entire length of the introduction path is perpendicular to the axis of rotation of the screw. (3) The introduction path has a portion parallel to the rotational axis of the screw, and is parallel to the discharge path and is configured to be discharged in a direction opposite to the discharge direction. Screw pump as described.