JPS6179079U - - Google Patents
Info
- Publication number
- JPS6179079U JPS6179079U JP16434984U JP16434984U JPS6179079U JP S6179079 U JPS6179079 U JP S6179079U JP 16434984 U JP16434984 U JP 16434984U JP 16434984 U JP16434984 U JP 16434984U JP S6179079 U JPS6179079 U JP S6179079U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- valve
- check valve
- shape
- check
- 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
- Check Valves (AREA)
Description
第１図は本考案の逆止弁の実施例の断面図、第
２図は弁体の正面図、第３図は同弁体の第２図に
図示のＸから見た下面図、第４図は同弁体の斜視
図、第５図は保持部と支点突起部との嵌合を示す
上面図、第６図はガイド突起部とガイド溝との嵌
合を示す断面図、第７図は保持部と支点突起部の
嵌合を示す他の実施例の斜視図である。
１……弁体、１ａ……横リブ、１ｂ……縦リブ
、１ｃ……弁体脹らみ部、２……支点突起部、３
ａ，３ｂ……ガイド突起部、４……弁箱、５……
弁座、５ａ……弁体脹らみ部、６……保持部、７
……ガイド溝、８……ヒンジピン、９……穴。
Fig. 1 is a sectional view of an embodiment of the check valve of the present invention, Fig. 2 is a front view of the valve body, Fig. 3 is a bottom view of the same valve body as seen from the direction X shown in Fig. 2, and Fig. 4 The figure is a perspective view of the valve body, FIG. 5 is a top view showing the fitting between the holding part and the fulcrum protrusion, FIG. 6 is a sectional view showing the fitting between the guide protrusion and the guide groove, and FIG. 7 FIG. 7 is a perspective view of another embodiment showing the fitting of the holding portion and the fulcrum protrusion. DESCRIPTION OF SYMBOLS 1...Valve body, 1a...Horizontal rib, 1b...Vertical rib, 1c...Valve body bulge, 2...Fully point protrusion, 3
a, 3b...Guide protrusion, 4...Valve box, 5...
Valve seat, 5a... Valve body swollen part, 6... Holding part, 7
...Guide groove, 8...Hinge pin, 9...Hole.
Claims (1)
逆止弁において、弁体上辺の略頂点に球形の支点
突起部を設け弁箱には該支点突起部を弁体回動方
向の左右から球面で弁体が回動可能なように保持
する保持部を設けたことを特徴とする逆止弁。 (2) 弁体にはその略左右の両辺にガイド突起部
を設け弁箱には該ガイド突起部を摺動可能にかつ
離脱しないように保持するガイド溝を設けたこと
を特徴とする前記第１項記載の逆止弁。 (3) 弁体は下辺の面形状を下流方向に脹らみを
持たせた形状とし該弁体の当接する弁箱の弁座を
該形状に倣つて下流方向に脹らみを持たせた形状
としたことを特徴とする前記第１項または第２項
に記載の逆止弁。 (4) 弁体は凸面状の板体としその裏面の凹面部
分にリブを設けた構造としたことを特徴とする前
記第１項ないし第３項のいずれかに記載の逆止弁
。[Claims for Utility Model Registration] (1) In a check valve that opens and closes by rotating around the upper side of the valve body, a spherical fulcrum protrusion is provided at approximately the apex of the upper side of the valve body, and the fulcrum is located on the valve body. A check valve characterized in that a holding part is provided to hold the protrusion so that the valve body can rotate on a spherical surface from the left and right in the direction of rotation of the valve body. (2) The valve body is provided with guide protrusions on substantially both left and right sides thereof, and the valve body is provided with a guide groove for holding the guide protrusions so that they can slide and not come off. The check valve described in item 1. (3) The surface shape of the lower side of the valve body is shaped to bulge in the downstream direction, and the valve seat of the valve box that the valve body comes into contact with is made to bulge in the downstream direction by imitating this shape. The check valve according to item 1 or 2, characterized in that the check valve has a shape. (4) The check valve according to any one of Items 1 to 3 above, wherein the valve body is a convex plate with ribs provided on the concave portion of the back surface thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984164349U JPH024288Y2 (en) | 1984-10-30 | 1984-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984164349U JPH024288Y2 (en) | 1984-10-30 | 1984-10-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6179079U true JPS6179079U (en) | 1986-05-27 |
| JPH024288Y2 JPH024288Y2 (en) | 1990-01-31 |
Family
ID=30722211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984164349U Expired JPH024288Y2 (en) | 1984-10-30 | 1984-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024288Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013085044A1 (en) * | 2011-12-09 | 2013-06-13 | 株式会社ニフコ | Valve device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018061533A (en) * | 2016-10-11 | 2018-04-19 | 日立アプライアンス株式会社 | Vacuum cleaner |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5712906A (en) * | 1980-06-30 | 1982-01-22 | Kazafusukii G Yuniberushite Im | Method and device for treating seed |
-
1984
- 1984-10-30 JP JP1984164349U patent/JPH024288Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5712906A (en) * | 1980-06-30 | 1982-01-22 | Kazafusukii G Yuniberushite Im | Method and device for treating seed |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013085044A1 (en) * | 2011-12-09 | 2013-06-13 | 株式会社ニフコ | Valve device |
| JP2013122258A (en) * | 2011-12-09 | 2013-06-20 | Nifco Inc | Valve device |
| CN103998838A (en) * | 2011-12-09 | 2014-08-20 | 株式会社利富高 | Valve device |
| CN103998838B (en) * | 2011-12-09 | 2016-03-02 | 株式会社利富高 | Control valve unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH024288Y2 (en) | 1990-01-31 |