JPS631980U - - Google Patents
Info
- Publication number
- JPS631980U JPS631980U JP9434486U JP9434486U JPS631980U JP S631980 U JPS631980 U JP S631980U JP 9434486 U JP9434486 U JP 9434486U JP 9434486 U JP9434486 U JP 9434486U JP S631980 U JPS631980 U JP S631980U
- Authority
- JP
- Japan
- Prior art keywords
- shaft sealing
- metal plate
- main body
- valve stem
- plate
- 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
- 238000007789 sealing Methods 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims 3
- 239000000463 material Substances 0.000 claims 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Details Of Valves (AREA)
Description
第１図はこの考案の軸封装置を適用したバタフ
ライ弁の一部を切り欠いだ斜視図、第２図は要部
の拡大断面図、第３図はこの考案に係る軸封手段
の平面図、第４図は同断面図、第５図は軸封手段
の一変形を示す断面図、第６〜８図は従来の軸封
装置を示す一部を切り欠いだ斜視図である。
１０…本体、１１…シートリング、１２…弁体
、１３，１４…弁棒、１５…弁軸筒、１６…軸封
手段、１７…金属板、１８…弾性密封板、１９…
凹部、２０…ネジ、２１…中央孔、２２…軸受筒
、２３…ネジ孔、２４…凹溝。
Fig. 1 is a partially cutaway perspective view of a butterfly valve to which the shaft sealing device of this invention is applied, Fig. 2 is an enlarged sectional view of the main part, and Fig. 3 is a plan view of the shaft sealing means according to this invention. , FIG. 4 is a sectional view of the same, FIG. 5 is a sectional view showing a modification of the shaft sealing means, and FIGS. 6 to 8 are partially cutaway perspective views showing a conventional shaft sealing device. DESCRIPTION OF SYMBOLS 10... Main body, 11... Seat ring, 12... Valve body, 13, 14... Valve stem, 15... Valve shaft cylinder, 16... Shaft sealing means, 17... Metal plate, 18... Elastic sealing plate, 19...
Recessed portion, 20...screw, 21...center hole, 22...bearing tube, 23...screw hole, 24...concave groove.
Claims (1)
との間に、金属板１７と該金属板１７の一面に一
体に定着された弾性密封板１８とからなる軸封手
段１６を配設し、該軸封手段１６の中心に弁棒１
３を挿通させつつ該軸封手段１６を本体１０に定
着し、弾性密封板１８の外周部を本体１０に内周
部を弁棒１３にそれぞれ密着させたことを特徴と
する弁の軸封装置。 (2) 金属板１７を弁棒１３とは異なつた材質で
形成し、金属板１７に軸受作用を有せしめたこと
を特徴とする実用新案登録請求の範囲第１項記載
の軸封装置。 (3) 金属板１７の上下面及び外側面を弾性密封
板１８で被覆したことを特徴とする実用新案登録
請求の範囲第１項又は第２項に記載の軸封装置。 (4) 弾性密封板１８の中心孔２１の内周壁に油
溜め用の凹溝２４を形成したことを特徴とする実
用新案登録請求の範囲第１項、第２項又は第３項
に記載の軸封装置。[Scope of claims for utility model registration] (1) Valve stem 13 extending outside the main body 10 and the main body 10
A shaft sealing means 16 consisting of a metal plate 17 and an elastic sealing plate 18 integrally fixed to one surface of the metal plate 17 is disposed between the shaft sealing means 16 and the valve stem 1 at the center of the shaft sealing means 16.
3, the shaft sealing means 16 is fixed to the main body 10, and the outer peripheral part of the elastic sealing plate 18 is brought into close contact with the main body 10, and the inner peripheral part is brought into close contact with the valve stem 13. . (2) The shaft sealing device according to claim 1, wherein the metal plate 17 is made of a material different from that of the valve stem 13, and the metal plate 17 has a bearing function. (3) The shaft sealing device according to claim 1 or 2, wherein the upper and lower surfaces and outer surfaces of the metal plate 17 are covered with an elastic sealing plate 18. (4) A utility model according to claim 1, 2, or 3, characterized in that a groove 24 for an oil reservoir is formed in the inner peripheral wall of the center hole 21 of the elastic sealing plate 18. Shaft sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9434486U JPH0244145Y2 (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9434486U JPH0244145Y2 (en) | 1986-06-20 | 1986-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS631980U true JPS631980U (en) | 1988-01-08 |
| JPH0244145Y2 JPH0244145Y2 (en) | 1990-11-22 |
Family
ID=30957702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9434486U Expired JPH0244145Y2 (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0244145Y2 (en) |
-
1986
- 1986-06-20 JP JP9434486U patent/JPH0244145Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0244145Y2 (en) | 1990-11-22 |