JPS59154878U

JPS59154878U - Gear pump or motor side seal member

Info

Publication number: JPS59154878U
Application number: JP4947883U
Authority: JP
Inventors: 昇大槻; 斉山口; 河西　俊文
Original assignee: 株式会社ナブコ; 日本メクトロン株式会社
Priority date: 1983-04-01
Filing date: 1983-04-01
Publication date: 1984-10-17
Also published as: JPS6313431Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は、外接噛み合い型の歯車ポンプの断面図、第２
図は第１図の■−■断面図、第３図は、第１図の■−■
断面図。第４図は、第１図Ａ部の拡大図で、従来のシー
ル部材の装着図。第５図は、第４図の作用説明図、第６
図は、本考案の一実施例のシール部材の装着図、第７図
は、第６図の作用説明図。第８図は、本考案の一実施例
のシール部材の断面図。（ただし、説明の明確化のため
のハツチングを省略する。）１・・・・・・シール部材、２・・・・・・第１部分、
３・・・・・・第２部分、４ａ、　４ｂ・・・・・・長
辺、５ａ、　５ｂ・・・・・・短辺、６・・・・・・Ｌ
字形辺、７・・・・・・鋭角部、８・・・・・・斜辺、
１４’、１６’・・・・・・部材、１５ａ・・・・・・
高圧室、１５ｂ・・・・・・低圧室、２０′・・・・・
・シール溝。Figure 1 is a cross-sectional view of a circumscribed gear pump;
The figure is a sectional view taken from ■-■ in Fig. 1, and Fig. 3 is a cross-sectional view taken from ■-■ in Fig. 1.
Cross-sectional view. FIG. 4 is an enlarged view of section A in FIG. 1, and is a diagram showing how a conventional seal member is installed. Fig. 5 is an explanatory diagram of the action of Fig. 4, and Fig. 6
The figure is a diagram showing how a sealing member is installed according to an embodiment of the present invention, and FIG. 7 is an explanatory diagram of the operation of FIG. 6. FIG. 8 is a sectional view of a sealing member according to an embodiment of the present invention. (However, hatching is omitted for clarity of explanation.) 1... Seal member, 2... First part,
3...Second part, 4a, 4b...Long side, 5a, 5b...Short side, 6...L
Character side, 7...acute angle, 8...hypotenuse,
14', 16'... members, 15a...
High pressure chamber, 15b...Low pressure chamber, 20'...
・Seal groove.

Claims

[Scope of utility model registration request]

In a sealing member that forms a high pressure chamber for sealing the side surface of a gear of a gear pump or motor, the cross-sectional shape of the sealing member has a long side that is slightly narrower than the width of the seal groove and a short side that is approximately half the depth of the seal groove. a rectangular first portion having a rectangular shape; a second portion having a width approximately half of the long side of the first portion is protruding from one of the long sides of the first portion; A side seal member for a gear pump or motor, the side sealing member for a gear pump or motor having an L-shaped side formed at the end of the second part, and an oblique side forming an acute angle with one side of the L-shaped side at the tip of the second part.