JPH0365875U

JPH0365875U -

Info

Publication number: JPH0365875U
Application number: JP12750489U
Authority: JP
Priority date: 1989-10-31
Filing date: 1989-10-31
Publication date: 1991-06-26
Anticipated expiration: 2004-10-31
Also published as: JPH0727427Y2

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案のギヤポンプの一実施例の全体
斜視図、第２図は同実施例の正断面図、第３図は
第２図の矢視図、第４図は第２図の−線断
面図、第５図は第２図の−線断面図、第６図
は従来技術の説明図、である。Ｇ……ギヤポンプ、１……ケース本体、２……
駆動ギヤ、３……従動ギヤ、４，５……軸受け、
６……駆動軸、１２……スタフインボツクス、１
２ａ１……グランドパツキン収納孔、１４……グ
ランドパツキン、１７……パツキン押え、１７ｃ
……パツキン押えの外端面、２０……シールカラ
ー、２０ａ……シールカラーの内端面。 Fig. 1 is an overall perspective view of an embodiment of the gear pump of the present invention, Fig. 2 is a front sectional view of the same embodiment, Fig. 3 is a view taken in the direction of the arrow in Fig. 2, and Fig. 4 is a - FIG. 5 is a cross-sectional view taken along the - line in FIG. 2, and FIG. 6 is an explanatory diagram of the prior art. G... Gear pump, 1... Case body, 2...
Drive gear, 3... Driven gear, 4, 5... Bearing,
6... Drive shaft, 12... Stuff-in box, 1
2a1...Gland packing storage hole, 14...Gland packing, 17...Gland packing presser, 17c
...Outer end surface of the seal presser, 20...Seal collar, 20a...Inner end surface of the seal collar.

Claims

【実用新案登録請求の範囲】従動ギヤを担持する従動軸と前記従動ギヤと噛
み合う駆動ギヤを担持する駆動軸と、前記従動軸
および駆動軸を回転自在に支持する軸受とがケー
ス本体内部に収容され、前記ケース本体の前側に
前記駆動軸か貫通するとともにグランドパツキン
が収納されるグランドパツキン収納孔を有するス
タフインボツクスが配設され、前記グランドパツ
キンをグランドパツキン収納孔の内端に押圧する
とともに前記グランドパツキン収納孔の内周面お
よび前記駆動軸の外周面と接するシール面を有す
るパツキン押えが駆動軸周囲に配設されたギヤポ
ンプにおいて、前記パツキン押えの外端面に対向する内端面を
有し前記駆動軸の軸方向に移動可能なシールカラ
ーが駆動軸と一体的に回転するように配設された
ギヤポンプ。[Claims for Utility Model Registration] A driven shaft that carries a driven gear, a drive shaft that carries a drive gear that meshes with the driven gear, and a bearing that rotatably supports the driven shaft and the drive shaft are housed inside the case body. A stuff-in box is disposed on the front side of the case body and has a gland packing storage hole through which the drive shaft passes through and a gland packing is accommodated, and the stuff-in box is configured to press the gland packing to the inner end of the gland packing storage hole. A gear pump in which a packing holder having a sealing surface in contact with an inner circumferential surface of the gland packing storage hole and an outer circumferential surface of the drive shaft is disposed around the drive shaft, the gear pump having an inner end surface facing an outer end surface of the packing holder. A gear pump, wherein a seal collar movable in the axial direction of the drive shaft is arranged to rotate integrally with the drive shaft.