JPS6186664U - - Google Patents
Info
- Publication number
- JPS6186664U JPS6186664U JP17167384U JP17167384U JPS6186664U JP S6186664 U JPS6186664 U JP S6186664U JP 17167384 U JP17167384 U JP 17167384U JP 17167384 U JP17167384 U JP 17167384U JP S6186664 U JPS6186664 U JP S6186664U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- tip
- valve stem
- throat portion
- flow path
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000003566 sealing material Substances 0.000 claims 1
Landscapes
- Lift Valve (AREA)
- Taps Or Cocks (AREA)
Description
第１図は本考案の一実施例に係る膨張弁の要部
を示す断面図、第２図は従来の膨張弁を示す断面
図である。
１……ケーシング、２……入口側流路、３……
出口側流路、４……スロート部、６……弁棒、８
……ダイヤフラム、２０……受け部、２１……弁
体、２２……円錐形内面、２３……内孔、２４…
…球状外周面、２６……Ｏリング。
FIG. 1 is a sectional view showing essential parts of an expansion valve according to an embodiment of the present invention, and FIG. 2 is a sectional view showing a conventional expansion valve. 1... Casing, 2... Inlet side flow path, 3...
Outlet side flow path, 4... Throat part, 6... Valve stem, 8
...Diaphragm, 20...Receiving portion, 21...Valve body, 22...Conical inner surface, 23...Inner hole, 24...
...Spherical outer peripheral surface, 26...O-ring.
Claims (1)
路２と出口側流路３とを結び弁座４ａが形成され
たスロート部４を開閉するボール弁を弁棒６の先
端に設け、前記弁棒６の後端に位置するダイヤフ
ラム８の作動により、前記ボール弁が前記スロー
ト部４を開閉するようにした膨張弁において、前
記弁棒４の先端に球状の受け部２０を形成し、前
記受け部２０の外周面に接触する円錐形内面２２
と、前記弁棒６と嵌合し合う内孔２３と、前記弁
座４ａに接触し前記スロート部４ａを開閉する球
状外周面２４とを有する弁体２１を前記弁棒５の
先端に嵌合し、前記弁体６の内孔２３と前記弁棒
６との間にシール材２６を介在したことを特徴と
する膨張弁。 A ball valve is provided at the tip of the valve rod 6 to connect the inlet side flow path 2 and the outlet side flow path 3 formed in the casing 1 and open and close the throat portion 4 in which the valve seat 4a is formed. In an expansion valve in which the ball valve opens and closes the throat portion 4 by the operation of a diaphragm 8 located at the rear end, a spherical receiving portion 20 is formed at the tip of the valve stem 4, and the receiving portion 20 a conical inner surface 22 that contacts the outer peripheral surface of the
A valve body 21 having an inner hole 23 that fits with the valve stem 6 and a spherical outer peripheral surface 24 that contacts the valve seat 4a and opens and closes the throat portion 4a is fitted to the tip of the valve stem 5. An expansion valve characterized in that a sealing material 26 is interposed between the inner hole 23 of the valve body 6 and the valve stem 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17167384U JPS6186664U (en) | 1984-11-14 | 1984-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17167384U JPS6186664U (en) | 1984-11-14 | 1984-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6186664U true JPS6186664U (en) | 1986-06-06 |
Family
ID=30729351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17167384U Pending JPS6186664U (en) | 1984-11-14 | 1984-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6186664U (en) |
-
1984
- 1984-11-14 JP JP17167384U patent/JPS6186664U/ja active Pending