JPH0199982U

JPH0199982U -

Info

Publication number: JPH0199982U
Application number: JP1987195801U
Authority: JP
Priority date: 1987-12-25
Filing date: 1987-12-25
Publication date: 1989-07-05

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例としてＶパツキン
固定装置を含むプランジヤポンプの縦断面図、第
２図はプランジヤポンプにおける従来のＶパツキ
ン固定装置の構造を示す断面図である。３０……プランジヤポンプ、４０……ポンプ室
、４２……パイプ受け金具（シリンダ体）、５８
……スリーブ（往復動部材）、８２……パツキン
嵌入部、８４……雌アダプタ、８６……Ｖパツキ
ン、８８……雄アダプタ、９０……内周側環状空
間、９２……外周側環状空間。 FIG. 1 is a longitudinal cross-sectional view of a plunger pump including a V-packet fixing device as an embodiment of the invention, and FIG. 2 is a cross-sectional view showing the structure of a conventional V-packet fixing device for a plunger pump. 30...Plunger pump, 40...Pump chamber, 42...Pipe receiving fitting (cylinder body), 58
... Sleeve (reciprocating member), 82 ... Packing fitting part, 84 ... Female adapter, 86 ... V packing, 88 ... Male adapter, 90 ... Inner circumference side annular space, 92 ... Outer circumference side annular space .

Claims

[Claims for Utility Model Registration] (1) A reciprocating member 58 that can freely reciprocate, a V-packet 86 that slides on the circumference of the reciprocating member 58 on the inner circumferential side, and a convex end surface of the V-packet 86. A female adapter 84 that receives the V-packet 86 and a female adapter 84 are fitted into the inner circumferential side, and a male adapter 88 that contacts the concave end surface of the V-packet 86 are integrated into one end. a cylinder body 42 formed and tightened toward the female adapter 84 and defining a pump chamber 40 therein;
A V-packet fixing device for a plunger pump, characterized in that the cylinder body 42 has inner and outer diameters increased and reduced, respectively, in the inner and outer circumferential areas of the male adapter 88. (2) The plunger pump V according to claim 1, wherein the reciprocating member 58 is a sleeve 58 with a through hole that is fitted and fixed to the tip of the plunger 50. Packing fixation device. (3) The packing fitting portion 82 is formed in a hole of the suction side manifold 38 that is joined to the proximal end side of the cylinder body 42. A V-pack fixing device for a plunger pump according to item 2.