JPS5873965U - liquid pressure pump - Google Patents
liquid pressure pumpInfo
- Publication number
- JPS5873965U JPS5873965U JP16900081U JP16900081U JPS5873965U JP S5873965 U JPS5873965 U JP S5873965U JP 16900081 U JP16900081 U JP 16900081U JP 16900081 U JP16900081 U JP 16900081U JP S5873965 U JPS5873965 U JP S5873965U
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- casing
- opening
- cylindrical body
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 3
Landscapes
- Fuel-Injection Apparatus (AREA)
- Details Of Reciprocating Pumps (AREA)
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
第１図は従来のポンプの一例を示す部分断面図、第２図
は本考案のポンプにおける液体の通路を略示する部分断
面図、第３図は本考案の一実施例ポンプの圧力調整弁取
付部を示す断面図、第４図は第３図のＩＶ−ＩＶ線の筒
所を示す部分断面図である。
主要部分の符号の説明、２０． ２２． ２４・・・流
体通路、−２６・・・ブツシュ、２８・・・シリンダ、
３６・・・シリンダ孔、３８・・・シール部材、４０・
・・シリンダ壁の孔、４２・・・ピストン、４４・・・
ストッパ、４６・・・不プリング、Ｃ・・・ケーシング
、Ｍ・・・液体圧送機構、■・・・圧力調整弁。Fig. 1 is a partial sectional view showing an example of a conventional pump, Fig. 2 is a partial sectional view schematically showing a liquid passage in the pump of the present invention, and Fig. 3 is a pressure regulating valve of an embodiment of the pump of the present invention. FIG. 4 is a sectional view showing the mounting portion, and FIG. 4 is a partial sectional view showing the cylindrical portion taken along the line IV--IV in FIG. Explanation of symbols of main parts, 20. 22. 24... Fluid passage, -26... Bush, 28... Cylinder,
36... Cylinder hole, 38... Seal member, 40...
...Cylinder wall hole, 42...Piston, 44...
Stopper, 46...Non-pull, C...Casing, M...Liquid pressure feeding mechanism, ■...Pressure regulating valve.
Claims (1)
構と、前記ケーシングの外面の開口部から前記液体圧送
機構の吸込口に到る第１の液体通路と、前記ケーシング
内において前記液体圧送機構の吐出口と前記第１の液体
通路とを連通ずる第２の液体通路と、前記第２の液体通
路に設けられて前記第２の液体通路内の液体の圧力に応
じて作動する圧力調整弁とを含む液体圧送用ポンプであ
って、前記開口部から伸長して前記第２の液体通路内に
延入した筒状体を有しており、前記第１の液体通路は前
記開口部の近傍において前記筒状体の外周面に沿って形
成されており、前記圧力調整弁は、前記筒状体の側壁に
形成されて前記第１及び第２の液体通路を連通ずる孔と
、前記第２の液体通路内の液体の圧力に応じて前記筒状
体内で摺動して前記孔の開度を変化せしめる弁体とから
なることを特徴とするポンプ。a casing, a fluid pumping mechanism included in the casing, a first liquid passage extending from an opening on an outer surface of the casing to a suction port of the liquid pumping mechanism, and a discharge port of the liquid pumping mechanism within the casing. and a pressure regulating valve that is provided in the second liquid passage and operates according to the pressure of the liquid in the second liquid passage. The liquid pressure pump has a cylindrical body extending from the opening and extending into the second liquid passage, and the first liquid passage is connected to the cylinder in the vicinity of the opening. The pressure regulating valve is formed along the outer circumferential surface of the cylindrical body, and the pressure regulating valve includes a hole formed in the side wall of the cylindrical body that communicates the first and second liquid passages, and a hole that communicates with the first and second liquid passages. A pump comprising: a valve body that slides within the cylindrical body to change the degree of opening of the hole according to the pressure of the liquid therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16900081U JPS5873965U (en) | 1981-11-13 | 1981-11-13 | liquid pressure pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16900081U JPS5873965U (en) | 1981-11-13 | 1981-11-13 | liquid pressure pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5873965U true JPS5873965U (en) | 1983-05-19 |
Family
ID=29961006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16900081U Pending JPS5873965U (en) | 1981-11-13 | 1981-11-13 | liquid pressure pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5873965U (en) |
-
1981
- 1981-11-13 JP JP16900081U patent/JPS5873965U/en active Pending
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