JPS6373582U - - Google Patents
Info
- Publication number
- JPS6373582U JPS6373582U JP16746686U JP16746686U JPS6373582U JP S6373582 U JPS6373582 U JP S6373582U JP 16746686 U JP16746686 U JP 16746686U JP 16746686 U JP16746686 U JP 16746686U JP S6373582 U JPS6373582 U JP S6373582U
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- pin
- end cam
- control pin
- bore
- 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
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000035515 penetration Effects 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Description
第１図は本考案に係わるプランジヤーポンプの
一実施例を示す断面図、第２図は第１図のボデイ
のプレートのＡ矢印方向平面図、第３図は第２図
のａ〜ｄのプレートの高さを示すグラフである。
１０……ボデイ、１２……ボア、１８……吸入
通路、２０……吐出通路、２６……プランジヤー
、３２……ポンプ室、３６……ばね、３８……ウ
オームギヤ、４０……クランク軸、４２……ウオ
ーム、４４……端面カム、４６……突起、５２…
…コントロールピン、５４，５６，５８……段部
面、６０……先端部、６２……貫通ピン、６６…
…ばね。
Fig. 1 is a sectional view showing an embodiment of the plunger pump according to the present invention, Fig. 2 is a plan view of the plate of the body shown in Fig. 1 in the direction of arrow A, and Fig. 3 is a view of the points a to d in Fig. 2. It is a graph showing the height of a plate. 10...Body, 12...Bore, 18...Suction passage, 20...Discharge passage, 26...Plunger, 32...Pump chamber, 36...Spring, 38...Worm gear, 40...Crankshaft, 42 ... Worm, 44 ... End cam, 46 ... Protrusion, 52 ...
... Control pin, 54, 56, 58 ... Stepped surface, 60 ... Tip, 62 ... Penetration pin, 66 ...
...Spring.
Claims (1)
るウオームと、ボアとそのボアに通じる吸入口と
吐出口とを形成したボデイと、そのボデイのボア
内に回転自在かつ摺動自在に装着され内部に前記
吸入口や吐出口と連通可能なポンプ室を有するプ
ランジヤーと、そのプランジヤーの外周に備えら
れ前記ウオームと係合する係合手段と、そのプラ
ンジヤーの端部に備えられその摺動方向に凹凸を
有する環状の端面カムと、その端面カムの環状の
中央に備えられる突起と、前記プランジヤーをそ
の端面カム側に付勢する付勢手段と、前記端面カ
ム並びに突起に接触し前記ボデイに取付けられる
コントロールピンとを有するプランジヤーポンプ
において、前記コントロールピンを前記ボデイに
回転自在かつ摺動自在に取付け、そのコントロー
ルピンの前記突起と接触する箇所を長手方向の変
位につれて直径が変化するよう構成し、前記ボデ
イの端面カムに面する側のコントロールピン挿入
位置の周囲に複数個の高さの相違する段部面を形
成し、コントロールピンにその段部面に掛け止め
る貫通ピンを設け、その貫通ピンを段部面に常に
当接するための付勢手段を備えたことを特徴とす
るプランジヤーポンプ。 A worm that rotates as the engine crankshaft rotates, a body that has a bore, an inlet port and a discharge port that communicate with the bore, and a body that is rotatably and slidably mounted inside the bore of the body. A plunger having a pump chamber that can communicate with the suction port and the discharge port, an engaging means provided on the outer periphery of the plunger to engage with the worm, and an engaging means provided at the end of the plunger and having unevenness in the sliding direction. an annular end cam, a projection provided at the annular center of the end cam, a biasing means for urging the plunger toward the end cam, and a control attached to the body in contact with the end cam and the projection. In the plunger pump having a pin, the control pin is rotatably and slidably attached to the body, and a portion of the control pin that contacts the protrusion is configured to change in diameter as the control pin is displaced in the longitudinal direction, A plurality of step surfaces with different heights are formed around the control pin insertion position on the side facing the end cam, a through pin is provided on the control pin to be hooked to the step surface, and the through pin is connected to the step surface. A plunger pump characterized in that it is equipped with a biasing means for constantly contacting a plunger pump.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16746686U JPH0346232Y2 (en) | 1986-10-31 | 1986-10-31 | |
| US07/106,370 US4797073A (en) | 1986-10-20 | 1987-10-09 | Pump with rotating and reciprocating piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16746686U JPH0346232Y2 (en) | 1986-10-31 | 1986-10-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6373582U true JPS6373582U (en) | 1988-05-17 |
| JPH0346232Y2 JPH0346232Y2 (en) | 1991-09-30 |
Family
ID=31099419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16746686U Expired JPH0346232Y2 (en) | 1986-10-20 | 1986-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346232Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021505816A (en) * | 2017-12-12 | 2021-02-18 | ゼンジーレ・メディカル・アーゲー | Micropump with cam mechanism for axial displacement of rotor |
-
1986
- 1986-10-31 JP JP16746686U patent/JPH0346232Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021505816A (en) * | 2017-12-12 | 2021-02-18 | ゼンジーレ・メディカル・アーゲー | Micropump with cam mechanism for axial displacement of rotor |
| JP2022088369A (en) * | 2017-12-12 | 2022-06-14 | ゼンジーレ・メディカル・アーゲー | Micropump with cam mechanism for axial displacement of rotor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0346232Y2 (en) | 1991-09-30 |