JPH0176581U - - Google Patents
Info
- Publication number
- JPH0176581U JPH0176581U JP1987172365U JP17236587U JPH0176581U JP H0176581 U JPH0176581 U JP H0176581U JP 1987172365 U JP1987172365 U JP 1987172365U JP 17236587 U JP17236587 U JP 17236587U JP H0176581 U JPH0176581 U JP H0176581U
- Authority
- JP
- Japan
- Prior art keywords
- seal
- face
- seal ring
- shaft
- housing
- 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
- 229920005992 thermoplastic resin Polymers 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Sealing Devices (AREA)
Description
第１図及び第２図はそれぞれ本考案の実施例の
縦断面図、第３図は従来の熱可塑性樹脂溶液移送
用歯車ポンプの一部切欠断面図、第４図は同歯車
ポンプに使用されているメカニカルシールの断面
図、第５図は同歯車ポンプに使用されているグラ
ントパツキンを含むシール機構の断面図である。
１……軸部、２……ハウジング、５，３９……
シール筒体、１４，３７……シールリング、３２
，４７……螺旋状溝。
Figures 1 and 2 are longitudinal sectional views of embodiments of the present invention, Figure 3 is a partially cutaway sectional view of a conventional gear pump for transferring thermoplastic resin solution, and Figure 4 is a cross-sectional view of a gear pump used in the same gear pump. FIG. 5 is a sectional view of a seal mechanism including a gland packing used in the same gear pump. 1...Shaft part, 2...Housing, 5, 39...
Seal cylinder body, 14, 37... Seal ring, 32
, 47...Spiral groove.
Claims (1)
シール筒体を突設したハウジングとシールリング
を突設した軸部とをシール筒体の端面とシールリ
ングの端面とを対向させて嵌め合せ、且つハウジ
ングとシールリングとの間及び軸部とシール筒体
との間に熱可塑性樹脂溶液の外部もれを許容する
通路を形成すると共に、前記ハウジングにシール
筒体を軸方向の移動可能となるように取付け、こ
のシール筒体によりシール筒体の端面とシールリ
ングの端面との間の隙間を調節するようにしたこ
とを特徴とする歯車ポンプの軸封部。 At the shaft seal part where the gear pump shaft passes through,
A housing having a protruding seal cylinder body and a shaft part having a protruding seal ring are fitted together with the end face of the seal cylinder body and the end face of the seal ring facing each other, and a seal is formed between the housing and the seal ring and between the shaft part and the seal ring. A passage is formed between the cylinder and the seal cylinder to allow external leakage of the thermoplastic resin solution, and the seal cylinder is attached to the housing so as to be movable in the axial direction. A shaft sealing part for a gear pump, characterized in that a gap between an end face and an end face of a seal ring is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17236587U JPH0511357Y2 (en) | 1987-11-11 | 1987-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17236587U JPH0511357Y2 (en) | 1987-11-11 | 1987-11-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0176581U true JPH0176581U (en) | 1989-05-24 |
| JPH0511357Y2 JPH0511357Y2 (en) | 1993-03-19 |
Family
ID=31464338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17236587U Expired - Lifetime JPH0511357Y2 (en) | 1987-11-11 | 1987-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0511357Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008069783A (en) * | 2006-09-14 | 2008-03-27 | Vmi-Az Extrusion Gmbh | Gear pump |
-
1987
- 1987-11-11 JP JP17236587U patent/JPH0511357Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008069783A (en) * | 2006-09-14 | 2008-03-27 | Vmi-Az Extrusion Gmbh | Gear pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0511357Y2 (en) | 1993-03-19 |