JPH0313484U - - Google Patents
Info
- Publication number
- JPH0313484U JPH0313484U JP7469089U JP7469089U JPH0313484U JP H0313484 U JPH0313484 U JP H0313484U JP 7469089 U JP7469089 U JP 7469089U JP 7469089 U JP7469089 U JP 7469089U JP H0313484 U JPH0313484 U JP H0313484U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- cam ring
- cam
- divided
- side plate
- 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.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図から第４図は本考案の実施例を示すもの
で、第１図は本考案のタンデムポンプの縦断面図
、第２図は第１図における−線断面図、第３
図は第１図における−線断面図、第４図は第
１図における−線断面図である。
２０……第１ポンプハウジング、２１……第２
ポンプハウジング、２３……中空室、３０……第
１カムリング、３２……第２カムリング、３２ａ
……内周カム面、３３……リヤサイドプレート、
７０……中間サイドプレート、７０ａ……第１サ
イドプレート、７０ｂ……第２サイドプレート、
７０ｃ……第３サイドプレート、７４……圧力室
、８０……ヌスミ。
1 to 4 show embodiments of the present invention, in which FIG. 1 is a vertical cross-sectional view of the tandem pump of the present invention, FIG. 2 is a cross-sectional view taken along the - line in FIG.
The figure is a cross-sectional view taken along the line -- in FIG. 1, and FIG. 4 is a cross-sectional view taken along the line -- in FIG. 20...first pump housing, 21...second
Pump housing, 23... hollow chamber, 30... first cam ring, 32... second cam ring, 32a
...Inner cam surface, 33...Rear side plate,
70... intermediate side plate, 70a... first side plate, 70b... second side plate,
70c...Third side plate, 74...Pressure chamber, 80...Nusumi.
Claims (1)
イドプレートと第２カムリングとリヤサイドプレ
ートを順に積層して嵌挿し、この第１カムリング
と第２カムリング内にこれらカムリング内に形成
した内周カム面に摺接するベーンを半径方向に摺
動可能に保持した第１ロータと第２ロータをそれ
ぞれ装嵌し、前記各サイドプレートに吐出ポート
と吸入ポートを形成したタデムポンプにおいて、
前記中間プレートは複数の分割プレートから構成
され、この分割プレートに前記吐出ポートと連通
する圧力室を形成するとともに、前記分割プレー
トの前記圧力室と反対側の面に分割プレートのた
わみを吸収するヌスミを形成し、このヌスミの形
状を前記カムリングの内周カム面の形状に合わせ
たことを特徴とするタンデムポンプ。 A first cam ring, an intermediate side plate, a second cam ring, and a rear side plate are stacked and fitted in this order into the pump housing, and a vane is provided in the first cam ring and the second cam ring that slides into inner circumferential cam surfaces formed in these cam rings. A Tadem pump is equipped with a first rotor and a second rotor that are slidably held in a radial direction, and a discharge port and a suction port are formed in each side plate,
The intermediate plate is composed of a plurality of divided plates, and a pressure chamber that communicates with the discharge port is formed in the divided plate, and a flexure plate is provided on the surface of the divided plate opposite to the pressure chamber to absorb the deflection of the divided plate. A tandem pump characterized in that the shape of the groove is matched to the shape of the inner peripheral cam surface of the cam ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7469089U JPH075266Y2 (en) | 1989-06-26 | 1989-06-26 | Tandem pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7469089U JPH075266Y2 (en) | 1989-06-26 | 1989-06-26 | Tandem pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0313484U true JPH0313484U (en) | 1991-02-12 |
| JPH075266Y2 JPH075266Y2 (en) | 1995-02-08 |
Family
ID=31614604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7469089U Expired - Lifetime JPH075266Y2 (en) | 1989-06-26 | 1989-06-26 | Tandem pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH075266Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101465395B1 (en) * | 2014-04-02 | 2014-11-25 | 김경환 | insulation for windbreaking and shading |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163063A (en) * | 2009-12-09 | 2011-08-24 | 中国辐射防护研究院 | Air pressure control method of proportional counter and novel gas check proportional counter |
-
1989
- 1989-06-26 JP JP7469089U patent/JPH075266Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101465395B1 (en) * | 2014-04-02 | 2014-11-25 | 김경환 | insulation for windbreaking and shading |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH075266Y2 (en) | 1995-02-08 |