JPS5866186U - compound pump - Google Patents
compound pumpInfo
- Publication number
- JPS5866186U JPS5866186U JP16119981U JP16119981U JPS5866186U JP S5866186 U JPS5866186 U JP S5866186U JP 16119981 U JP16119981 U JP 16119981U JP 16119981 U JP16119981 U JP 16119981U JP S5866186 U JPS5866186 U JP S5866186U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- port
- discharge
- valve plate
- suction
- 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
Landscapes
- Reciprocating Pumps (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Ａは従来のアキシアルプランジャポンプの構造を
示す断面図、第１図Ｂは第１図Ａの■ｂ−Ｉｂ視のバル
ブプレート側面図、第２図Ａは第１図Ｂのバルブプレー
トとその前後の吸込、吐出ポートおよびシリンダとの位
置、作用関係を示す拡大説明図、第２図Ｂは第２図Ａの
ｎｂ−ｎｂ断面図、第３図は串型配列の複合ポンプの縦
断側面図、第４図Ａは本案の実施例を示す第２図Ａと同
様な拡大説明図、第４図Ｂは第４図ＡのＩＶ−ＩＶ断面
図、第５図は第３図のポートブロックとバルブプレート
部分の断面図である。
３、 ３’ ：吸込、吐出ポート、４． ４’ ：
吸込、吐出ミゾ、５：バルブプレート、９ニジリンダポ
ート、１０ニブランジヤ、１１ニジリンダ、１３：吸込
ミゾの始端、１５：細孔、１６：溝、１７．１８：分流
孔、１９：連絡孔、２０：傾斜貫通孔、２１ニブラグ。
−Fig. 1A is a sectional view showing the structure of a conventional axial plunger pump, Fig. 1B is a side view of the valve plate seen from ■b-Ib in Fig. 1A, and Fig. 2A is the valve plate in Fig. 1B. An enlarged explanatory diagram showing the positions and working relationships between the front and rear suction and discharge ports and cylinders, Figure 2B is a nb-nb cross-sectional view of Figure 2A, and Figure 3 is a longitudinal cross-section of a compound pump with a skewer-type arrangement. A side view, FIG. 4A is an enlarged explanatory view similar to FIG. 2A showing an embodiment of the present invention, FIG. 4B is an IV-IV sectional view of FIG. 4A, and FIG. 5 is a port of FIG. 3. It is a sectional view of a block and a valve plate part. 3, 3': Suction, discharge port, 4. 4':
Suction, discharge groove, 5: Valve plate, 9 cylinder port, 10 cylinder gear, 11 cylinder, 13: Starting end of suction groove, 15: Pore, 16: Groove, 17.18: Dividing hole, 19: Communication hole, 20 : Slanted through hole, 21 nib lug. −
Claims (1)
々バルブプレートを介してアキシャルプランジャポンプ
を串型に配置した複合ポンプにおいて、吐出行程から吸
入行程に切換る直前の一方のポンプ側のシリンダを他方
のポンプ側の吸入口に向けて連通せしめる、減圧機構を
備えた排圧液の排出路を、前記のバルブプレートおよび
ポートブロックの部分に設けたことを特徴とする複合ポ
ンプ。In a compound pump in which an axial plunger pump is arranged in a skewer shape through a valve plate on both end faces of a port block with a suction port and a discharge port, the cylinder on one pump side immediately before switching from the discharge stroke to the suction stroke. 1. A compound pump, characterized in that a discharge passage for a discharged pressure fluid equipped with a pressure reducing mechanism is provided in the portion of the valve plate and the port block, which communicates the discharge passage toward the suction port on the other side of the pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16119981U JPS5866186U (en) | 1981-10-30 | 1981-10-30 | compound pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16119981U JPS5866186U (en) | 1981-10-30 | 1981-10-30 | compound pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5866186U true JPS5866186U (en) | 1983-05-06 |
Family
ID=29953577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16119981U Pending JPS5866186U (en) | 1981-10-30 | 1981-10-30 | compound pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5866186U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017075583A (en) * | 2015-10-16 | 2017-04-20 | ナブテスコ株式会社 | Hydraulic piston pump |
| JP2020186731A (en) * | 2015-10-16 | 2020-11-19 | ナブテスコ株式会社 | Hydraulic piston pump |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5310283A (en) * | 1976-07-15 | 1978-01-30 | Matsushita Electric Ind Co Ltd | 54)mos type semiconductor integrated circuit |
-
1981
- 1981-10-30 JP JP16119981U patent/JPS5866186U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5310283A (en) * | 1976-07-15 | 1978-01-30 | Matsushita Electric Ind Co Ltd | 54)mos type semiconductor integrated circuit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017075583A (en) * | 2015-10-16 | 2017-04-20 | ナブテスコ株式会社 | Hydraulic piston pump |
| JP2020186731A (en) * | 2015-10-16 | 2020-11-19 | ナブテスコ株式会社 | Hydraulic piston pump |
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