JPH0427191U - - Google Patents
Info
- Publication number
- JPH0427191U JPH0427191U JP6949890U JP6949890U JPH0427191U JP H0427191 U JPH0427191 U JP H0427191U JP 6949890 U JP6949890 U JP 6949890U JP 6949890 U JP6949890 U JP 6949890U JP H0427191 U JPH0427191 U JP H0427191U
- Authority
- JP
- Japan
- Prior art keywords
- pump case
- pump
- seal body
- shaft
- gap
- 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
- 239000012530 fluid Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 2
Landscapes
- Rotary Pumps (AREA)
Description
図面は本考案の実施例に係り、第１図はギヤポ
ンプの側断面図、第２図はギヤポンプの要部の側
断面図、第３図は第１図の−線断面図、第４
図は軸受とスタフイングボツクスの斜視図である
。
１……ギヤポンプ、２……ポンプケース、３，
４……流体送り用ギヤ、１１……駆動軸部、１６
……メカニカルシール、１９……回転シール体、
３２……シール面、４４……隙間、４６……溝。
The drawings relate to an embodiment of the present invention, and FIG. 1 is a side sectional view of a gear pump, FIG. 2 is a side sectional view of main parts of the gear pump, FIG. 3 is a sectional view taken along the - line in FIG. 1, and FIG.
The figure is a perspective view of the bearing and stuffing box. 1...Gear pump, 2...Pump case, 3,
4...Fluid feeding gear, 11...Drive shaft portion, 16
...Mechanical seal, 19...Rotating seal body,
32... Seal surface, 44... Gap, 46... Groove.
Claims (1)
方向に延出されてポンプケース外に突出され、こ
の突出部分にメカニカルシールが装着され、この
メカニカルシールは、その軸部に軸方向移動可能
に外嵌される回転シール体を有し、この回転シー
ル体が、ポンプケース側に固定された固定シール
体に付勢されて接合され、この接合面がシール面
とされているギヤポンプにおいて、前記シール面
と軸部との間に隙間を送り流体を強制的に供給す
べく、その隙間と、ポンプケース内の当該隙間よ
り高圧部とを連通する流体通路が形成されている
ことを特徴とするギヤポンプ。 The shaft of the fluid feeding gear inside the pump case extends in the axial direction and projects out of the pump case, and a mechanical seal is attached to this projection, and this mechanical seal is movable in the axial direction on the shaft. In the gear pump, the rotary seal body is fitted onto the outside of the pump case, and this rotary seal body is urged and joined to a fixed seal body fixed to the pump case side, and this joint surface is used as a sealing surface. A fluid passage is formed between the sealing surface and the shaft portion to communicate the gap with a higher pressure area than the gap in the pump case in order to forcefully supply fluid. gear pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6949890U JPH0427191U (en) | 1990-06-28 | 1990-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6949890U JPH0427191U (en) | 1990-06-28 | 1990-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0427191U true JPH0427191U (en) | 1992-03-04 |
Family
ID=31604854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6949890U Pending JPH0427191U (en) | 1990-06-28 | 1990-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0427191U (en) |
-
1990
- 1990-06-28 JP JP6949890U patent/JPH0427191U/ja active Pending