JPH0243483U - - Google Patents
Info
- Publication number
- JPH0243483U JPH0243483U JP12315688U JP12315688U JPH0243483U JP H0243483 U JPH0243483 U JP H0243483U JP 12315688 U JP12315688 U JP 12315688U JP 12315688 U JP12315688 U JP 12315688U JP H0243483 U JPH0243483 U JP H0243483U
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- outer rotor
- housing
- rotor
- suction port
- 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 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
Description
第１図は本考案の一実施例を示す側面図、第２
図は第１図のＡ―Ａ線断面図、第３図は歯車ポン
プの特性曲線図である。
１１……インナロータ、１２……回転軸、１３
，１３Ａ，１３Ｂ……アウタロータ、１３Ｄ……
液通路、１４……ハウジング、１４Ａ……ハウジ
ング本体、１４Ｂ……カバー外套、１５……吸入
ポート、１５Ａ……吸入室、１６……吐出ポート
、１６Ａ……吐出室、１７……吸入管、１８……
空間、１９……吐出管、２０……閉込め部。
Figure 1 is a side view showing one embodiment of the present invention;
The figure is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 3 is a characteristic curve diagram of the gear pump. 11... Inner rotor, 12... Rotating shaft, 13
, 13A, 13B... Outer rotor, 13D...
Liquid passage, 14...Housing, 14A...Housing body, 14B...Cover mantle, 15...Suction port, 15A...Suction chamber, 16...Discharge port, 16A...Discharge chamber, 17...Suction pipe, 18...
Space, 19...Discharge pipe, 20...Confinement section.
Claims (1)
心して設けられ、内接噛合いしつつ回転するイン
ナロータとがハウジングに収納され、該ハウジン
グの前記アウタロータおよびインナロータと摺接
する側面に沿つて設けられた吸入ポートから前記
アウタロータとインナロータとの間の空間に液体
を導き、該液体を前記ハウジングの側面に設けら
れた吐出ポートから送出するようにした歯車ポン
プにおいて、 前記アウタロータの歯幅方向のほぼ中心位置に
、前記内歯の各底部から外周部に貫通する半径方
向の液通路を設け、 前記吸入ポートおよび前記吐出ポートのうち、
少なくとも前記吸入ポートに関連する位置に前記
液通路の複数に連通可能な連通路を設け、 前記アウタロータとインナロータとの間の空間
に前記複数の液通路および吸入ポートの双方から
液体が吸入されるようにしたことを特徴とする歯
車ポンプ。[Claims for Utility Model Registration] An outer rotor with internal teeth and an inner rotor that is provided eccentrically with the outer rotor and rotates while internally meshing with each other are housed in a housing, and a side surface of the housing that is in sliding contact with the outer rotor and the inner rotor A gear pump configured to introduce liquid into a space between the outer rotor and the inner rotor from a suction port provided along the housing, and to send out the liquid from a discharge port provided on a side surface of the housing, comprising: a tooth width of the outer rotor; A radial liquid passage penetrating from the bottom of each of the internal teeth to the outer circumferential portion is provided at a substantially central position in the direction, and among the suction port and the discharge port,
A communication passage capable of communicating with a plurality of the liquid passages is provided at least at a position related to the suction port, so that liquid is sucked into the space between the outer rotor and the inner rotor from both the plurality of liquid passages and the suction port. A gear pump characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12315688U JPH0243483U (en) | 1988-09-20 | 1988-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12315688U JPH0243483U (en) | 1988-09-20 | 1988-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0243483U true JPH0243483U (en) | 1990-03-26 |
Family
ID=31371750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12315688U Pending JPH0243483U (en) | 1988-09-20 | 1988-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243483U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05231339A (en) * | 1990-03-09 | 1993-09-07 | J M Voith Gmbh | Internal gear pump |
| JP2014034878A (en) * | 2012-08-07 | 2014-02-24 | Fuji Koki Corp | Pump for liquid refrigerant circulation |
| WO2023188697A1 (en) * | 2022-03-30 | 2023-10-05 | Ｋｙｂ株式会社 | Internal gear pump and shock absorber with vehicle height-adjusting function |
-
1988
- 1988-09-20 JP JP12315688U patent/JPH0243483U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05231339A (en) * | 1990-03-09 | 1993-09-07 | J M Voith Gmbh | Internal gear pump |
| JP2014034878A (en) * | 2012-08-07 | 2014-02-24 | Fuji Koki Corp | Pump for liquid refrigerant circulation |
| WO2023188697A1 (en) * | 2022-03-30 | 2023-10-05 | Ｋｙｂ株式会社 | Internal gear pump and shock absorber with vehicle height-adjusting function |