JPS6328337U

JPS6328337U -

Info

Publication number: JPS6328337U
Application number: JP12395586U
Authority: JP
Priority date: 1986-08-11
Filing date: 1986-08-11
Publication date: 1988-02-24
Also published as: JPH0236369Y2

Description

[Brief explanation of the drawing]

図は本考案の実施例を示すもので、第１図は弁
体付上部容器体の縦断面図、第２図は第１図の要
部拡大断面図、第３図は弁体挿入用外周体部のＰ
―Ｐ断面図、第４図はノズル具の縦断面図、第５
図はノズル具の左側面図、第６図は弁体付上部容
器体にノズル具を係着した状態の縦断面図、第７
図は第６図の弁体周部拡大断面図、第８図は本考
案の使用状態を示す概要図である。Ａ…弁体付上部容器体、３…上部容器本体部、
４…弁体挿入用外周体部、５…段付ブツシユ挿嵌
孔、６…スプリング挿入孔、７…薬剤送通孔、８
…係止用突起部、９…上部容器体、１０…弁軸、
１１…パツキング嵌設用凹溝、１２…薬剤通路孔
、１３…小孔、１４…パツキング、１５…弁体、
１６…弁軸摺動孔、１７…段付ブツシユ、１９…
コイルスプリング、Ｂ…ノズル具、２２…六角胴
部、２３…円形胴部、２４…接続胴部、２５…ね
じ、２６…ねじ軸部、２７…薬剤吐出用ノズル孔
、２８…弁体前部挿嵌孔、３１…ノズル本体、３
２…周壁板部、３３…蓋板部、３５…透孔、３８
…突出部係合用長孔、３９…切欠。 The figures show an embodiment of the present invention. Figure 1 is a longitudinal sectional view of the upper container body with a valve body, Figure 2 is an enlarged sectional view of the main part of Figure 1, and Figure 3 is the outer circumference for inserting the valve body. body part P
-P cross-sectional view, Figure 4 is a vertical cross-sectional view of the nozzle tool, Figure 5
The figure is a left side view of the nozzle tool, FIG. 6 is a vertical cross-sectional view of the nozzle tool attached to the upper container body with a valve body, and FIG.
The figure is an enlarged sectional view of the circumference of the valve body in FIG. 6, and FIG. 8 is a schematic diagram showing the state of use of the present invention. A... Upper container body with valve body, 3... Upper container body part,
4...Outer body part for valve body insertion, 5...Stepped bushing insertion hole, 6...Spring insertion hole, 7...Drug passage hole, 8
...Locking protrusion, 9...Upper container body, 10...Valve shaft,
11... Concave groove for packing fitting, 12... Drug passage hole, 13... Small hole, 14... Packing, 15... Valve body,
16... Valve shaft sliding hole, 17... Stepped bush, 19...
Coil spring, B... Nozzle tool, 22... Hexagonal body part, 23... Circular body part, 24... Connection body part, 25... Screw, 26... Threaded shaft part, 27... Nozzle hole for drug ejection, 28... Valve body front part Insertion hole, 31... Nozzle body, 3
2... Peripheral wall plate part, 33... Lid plate part, 35... Through hole, 38
...Elongated hole for engaging the protrusion, 39...Notch.

Claims

[Scope of utility model registration request]

An outer circumferential body part 4 for inserting a valve body, which has locking protrusions 8, 8 provided at symmetrical positions on the outer circumferential surface of the intermediate part, is provided on the outer circumferential surface of the upper container main body part 3 in a perpendicular direction, and the outer circumferential body part A stepped bush insertion hole 5, a spring insertion hole 6, and a drug delivery hole 7 whose rear end opens into the container body 3 are provided in order from the front about the axis Y--Y of the container body 3 as an axis. In the holes 5 and 6 of the upper container body 9, a ring-shaped packing fitting groove 11 is provided on the outer circumferential surface of the intermediate rear part, and a drug passage hole 12 is opened at the front with the axis center line Y-Y as the axis. A small hole 13 is provided at the rear of the packing fitting groove 11 and the drug passage hole 12.
, 13, and a valve body 15 in which an annular disc-shaped packing 14 is fitted into the packing fitting groove 11 of the valve shaft 10, which communicates with the valve stem 10 through the holes 13, 13, so as to close the small holes 13, 13.
The rear end of the valve shaft 10 is in pressure contact with the coil spring 19 housed in the spring insertion hole 6, and the front part is a stepped bushing fitting hole 5 of the outer peripheral body part 4 for inserting the valve body. The upper container body A with a valve is slidable in the valve shaft sliding hole 16 of the bush 17 and is disposed inside so that the tip of the valve shaft 10 protrudes from the front surface of the stepped bush 17. The middle part is a circular body part 23, and the front part of the circular body part 23 is a threaded shaft part 26 with a screw 25 screwed onto the outer peripheral surface via a truncated cone-shaped connecting body part 24. Y
- On the rear end surface of the nozzle body 31, a drug ejection nozzle hole 27 is provided through the Y axis, and a valve shaft tip insertion hole 28 of an appropriate depth is formed at the rear end opening of the nozzle hole 27;
It has a cylindrical shape and has a through hole 35 in the center of the lid plate part 33 through which the front part of the valve stem 10 is inserted, and the outer peripheral body part 4 for inserting the valve body of the upper container main body part 3 is placed at a suitable intermediate part of the peripheral wall plate part 32. Elongated holes 38, 38 for engaging protrusions in the radial direction corresponding to the locking protrusions 8, 8 provided in 39, the front surface of the lid plate part of the locking cap body 34, which is detachably attached to the outer circumferential body part 4 for inserting the valve body having the holes 39 and 39, is aligned with the through hole 35 and the valve shaft front insertion hole 28 of the nozzle body 31. The cap body 34 is capped on the outer peripheral body part 4 for inserting the valve body, and the cap body 34 is attached to the locking protrusions 8, 8 in the elongated holes 38, 38 for engaging the protrusions. , press the tip end surface of the tip protrusion 21 of the valve stem 10 with the front face of the valve stem front insertion hole 28, compress the coil spring, slide the valve stem 10 backward, bend the packing 14, and close the valve stem 1.
A drug pressure injection device characterized in that small holes 13, 13 provided in the 0 are opened.