JPH0224161U - - Google Patents
Info
- Publication number
- JPH0224161U JPH0224161U JP1988095791U JP9579188U JPH0224161U JP H0224161 U JPH0224161 U JP H0224161U JP 1988095791 U JP1988095791 U JP 1988095791U JP 9579188 U JP9579188 U JP 9579188U JP H0224161 U JPH0224161 U JP H0224161U
- Authority
- JP
- Japan
- Prior art keywords
- elastic member
- seal ring
- fitted
- seal
- sleeve
- 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
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
- F16J15/3208—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/54—Other sealings for rotating shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図Ａは本考案に係るメカニカルシールの一
実施例を示す全体構成図、同図Ｂはこの実施例の
要部拡大図、第２図はこの実施例のメカニカルシ
ールをハウジング及び回転軸に組み付ける前の状
態を示す要部断面図、第３図はこの実施例に供さ
れる弾性部材の荷重たわみを示す特性図、第４図
は従来のメカニカルシールを示す要部断面図であ
る。
２１……メカニカルシール、２２……ポンプハ
ウジング、２３……軸受孔、２４……回転軸、２
５……スリーブ、２７……フローテイングシート
（回転シート）、２８……ケーシング、２８ｂ…
…底部、２９……弾性部材、２９ａ，２９ｂ……
両端部、３０……シールリング、３０ａ……嵌合
溝。
Fig. 1A is an overall configuration diagram showing an embodiment of the mechanical seal according to the present invention, Fig. 1B is an enlarged view of the main parts of this embodiment, and Fig. 2 shows the mechanical seal of this embodiment in a housing and a rotating shaft. FIG. 3 is a characteristic diagram showing the deflection under load of the elastic member used in this embodiment. FIG. 4 is a sectional view of the main part showing a conventional mechanical seal. 21... Mechanical seal, 22... Pump housing, 23... Bearing hole, 24... Rotating shaft, 2
5...Sleeve, 27...Floating seat (rotating seat), 28...Casing, 28b...
...bottom, 29...elastic member, 29a, 29b...
Both ends, 30... Seal ring, 30a... Fitting groove.
Claims (1)
スリーブを嵌着すると共に、該スリーブに回転シ
ートを固着し、かつ上記軸受孔の周面に嵌着した
ケーシングに、上記回転シートに摺接するシール
リングを弾性部材を介して設け、この弾性部材の
付勢力で上記シールリングを上記回転シート側に
押圧して軸封するメカニカルシールであつて、上
記弾性部材をゴム系材で略円筒状に形成すると共
に、該弾性部材の両端部を夫々上記シールリング
の嵌合溝とケーシングの底部に嵌合固定したこと
を特徴とするメカニカルシール。 A sleeve is fitted around the outer periphery of the rotating shaft inserted into the bearing hole of the housing, and a rotating seat is fixed to the sleeve, and a seal ring that slides into contact with the rotating seat is attached to a casing fitted to the circumferential surface of the bearing hole. is provided via an elastic member, and the seal ring is pressed against the rotary seat side by the biasing force of the elastic member to seal the shaft, and the elastic member is formed of a rubber-based material into a substantially cylindrical shape. Additionally, a mechanical seal characterized in that both ends of the elastic member are fitted and fixed to the fitting groove of the seal ring and the bottom of the casing, respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988095791U JPH0224161U (en) | 1988-07-20 | 1988-07-20 | |
| KR2019880017010U KR940007573Y1 (en) | 1988-07-20 | 1988-10-19 | Mechanical seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988095791U JPH0224161U (en) | 1988-07-20 | 1988-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0224161U true JPH0224161U (en) | 1990-02-16 |
Family
ID=14147275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988095791U Pending JPH0224161U (en) | 1988-07-20 | 1988-07-20 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0224161U (en) |
| KR (1) | KR940007573Y1 (en) |
-
1988
- 1988-07-20 JP JP1988095791U patent/JPH0224161U/ja active Pending
- 1988-10-19 KR KR2019880017010U patent/KR940007573Y1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR940007573Y1 (en) | 1994-10-22 |
| KR900003148U (en) | 1990-02-07 |