JPS6239066U - - Google Patents
Info
- Publication number
- JPS6239066U JPS6239066U JP13008685U JP13008685U JPS6239066U JP S6239066 U JPS6239066 U JP S6239066U JP 13008685 U JP13008685 U JP 13008685U JP 13008685 U JP13008685 U JP 13008685U JP S6239066 U JPS6239066 U JP S6239066U
- Authority
- JP
- Japan
- Prior art keywords
- utility
- rotating shaft
- model registration
- structure characterized
- shaft
- 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
Landscapes
- Reciprocating Pumps (AREA)
- Mechanical Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図は本考案に係る軸封構造の第１実施例の
全体構成を示す断面図、第２図は第１実施例の要
部を拡大して示す断面図、第３図は第１実施例の
フラツシングの圧力の経時変化の様子を示す線図
、第４図および第５図それぞれ第２実施例の要部
を示す断面図および側面図、第６図および第７図
はそれぞれ第３実施例の要部を示す一部を切欠い
た斜視図およびその展開図、第８図および第９図
はそれぞれ第４および第５実施例の要部を示す一
部を切欠いた斜視図である。
１０……ケーシング、１０Ａ……ネツク部、１
１……高粘度液体、１２……回転軸、２１……流
入孔、２２……フラツシング液、２４……還流孔
、３１……挿通孔、３２……凸部としての突起物
、３３……間隙部、３４……挿通管、３６……段
付きピン、４１，４２……凹部としての軸方向溝
および周方向溝。
Fig. 1 is a cross-sectional view showing the overall configuration of a first embodiment of the shaft seal structure according to the present invention, Fig. 2 is a cross-sectional view showing an enlarged main part of the first embodiment, and Fig. 3 is a cross-sectional view showing the first embodiment. 4 and 5 are cross-sectional views and side views showing the main parts of the second embodiment, respectively. FIGS. 8 and 9 are partially cutaway perspective views showing the main parts of the fourth and fifth embodiments, respectively. FIGS. 10...Casing, 10A...Network part, 1
DESCRIPTION OF SYMBOLS 1...High viscosity liquid, 12...Rotating shaft, 21...Inflow hole, 22...Flushing liquid, 24...Recirculation hole, 31...Insertion hole, 32...Protrusion as a convex part, 33... Gap portion, 34... Insertion tube, 36... Stepped pin, 41, 42... Axial groove and circumferential groove as recess.
補正 昭６０．１１．２２
図面の簡単な説明を次のように補正する。
明細書第１３頁第７行目の「斜視図」の次に「
、第１０図は従来例の断面図」を加える。Amendment November 22, 1980 The brief description of the drawing is amended as follows. Next to “Perspective view” on page 13, line 7 of the specification, “
, FIG. 10 is a sectional view of the conventional example.
Claims (1)
通されるケーシングの挿通孔との間隙部に還流さ
れ、前記挿通部の内周面には凸部および凹部の少
なくとも一方が設けられていることを特徴とする
軸封構造。 (2) 実用新案登録請求の範囲第１項において、
前記内周面には凸部としての突起物のみが設けら
れていることを特徴とする軸封構造。 (3) 実用新案登録請求の範囲第２項において、
前記突起物はその高さが前記回転軸の直径の０．
０１〜０．１倍であることを特徴とする軸封構造
。[Claims for Utility Model Registration] (1) The flushing liquid is returned to the gap between the rotating shaft and the insertion hole of the casing through which the rotating shaft is inserted, and the inner circumferential surface of the insertion portion has protrusions and recesses. A shaft seal structure characterized in that at least one side is provided. (2) In paragraph 1 of the claims for utility model registration,
A shaft sealing structure characterized in that the inner circumferential surface is provided with only a protrusion as a convex portion. (3) In paragraph 2 of the claims for utility model registration,
The height of the protrusion is 0.0 mm of the diameter of the rotating shaft.
A shaft sealing structure characterized in that it is 0.01 to 0.1 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985130086U JPH0227251Y2 (en) | 1985-08-27 | 1985-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985130086U JPH0227251Y2 (en) | 1985-08-27 | 1985-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6239066U true JPS6239066U (en) | 1987-03-09 |
| JPH0227251Y2 JPH0227251Y2 (en) | 1990-07-24 |
Family
ID=31027248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985130086U Expired JPH0227251Y2 (en) | 1985-08-27 | 1985-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0227251Y2 (en) |
-
1985
- 1985-08-27 JP JP1985130086U patent/JPH0227251Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0227251Y2 (en) | 1990-07-24 |
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