JPS6267161U - - Google Patents
Info
- Publication number
- JPS6267161U JPS6267161U JP15819785U JP15819785U JPS6267161U JP S6267161 U JPS6267161 U JP S6267161U JP 15819785 U JP15819785 U JP 15819785U JP 15819785 U JP15819785 U JP 15819785U JP S6267161 U JPS6267161 U JP S6267161U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- valve
- passage
- rotor
- guide hole
- 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
Description
第１図はこの考案の電動膨張弁の一実施例を示
す中央縦断面図、第２図は前図―線での横断
面図、第３図は従来例の説明図である。
１……弁本体、２……第１通路、３……第２通
路、４……流路、５……弁座、６……ケース、９
……ロータ、１３……電気的駆動機構、１５……
ガイド孔、１９……弁体、２４……ストツパ軸受
、２５……移動部材、２６，２７……ストツパ。
FIG. 1 is a central vertical cross-sectional view showing an embodiment of the electrically operated expansion valve of this invention, FIG. 2 is a cross-sectional view taken along the line ``--'', and FIG. 3 is an explanatory view of a conventional example. 1... Valve body, 2... First passage, 3... Second passage, 4... Flow path, 5... Valve seat, 6... Case, 9
... Rotor, 13 ... Electric drive mechanism, 15 ...
Guide hole, 19... Valve body, 24... Stopper bearing, 25... Moving member, 26, 27... Stopper.
Claims (1)
間を連通させる流路４内に座弁５を設け、電気的
駆動機構１３によつて回転駆動されるロータ９の
回転により上記弁座５に当接、離反する方向に駆
動される弁体１９を設けた電動膨張弁において、
上記ロータ９の軸心部に軸方向へ延びると共に後
端面に開口する非円形のガイド孔１５を穿設し、
一方上記弁本体１の背部を覆うケース６にストツ
パ軸受２４を取着し、このストツパ軸受２４には
上記ガイド孔１５に摺動自在に嵌入する移動部材
２５を螺着すると共に、この移動部材２５の軸方
向移動端部を定めるストツパ２６，２７を設け、
さらにロータ１回転当りの上記移動部材２５の移
動ピツチを上記弁体１９の移動ピツチよりも大き
くしたことを特徴とする電動膨張弁。 A seat valve 5 is provided in a flow path 4 that communicates between a first passage 2 and a second passage 3 provided in the valve body 1, and the above-mentioned In an electric expansion valve provided with a valve body 19 that is driven in the direction of contacting and separating from the valve seat 5,
A non-circular guide hole 15 is bored in the axial center of the rotor 9, extending in the axial direction and opening at the rear end surface,
On the other hand, a stopper bearing 24 is attached to the case 6 that covers the back of the valve body 1, and a moving member 25 that is slidably fitted into the guide hole 15 is screwed to the stopper bearing 24. Provided with stoppers 26 and 27 that define the axially moving end of the
Furthermore, the electric expansion valve is characterized in that the movement pitch of the moving member 25 per one rotation of the rotor is made larger than the movement pitch of the valve body 19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15819785U JPS6267161U (en) | 1985-10-15 | 1985-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15819785U JPS6267161U (en) | 1985-10-15 | 1985-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6267161U true JPS6267161U (en) | 1987-04-25 |
Family
ID=31081460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15819785U Pending JPS6267161U (en) | 1985-10-15 | 1985-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6267161U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006070988A (en) * | 2004-09-01 | 2006-03-16 | Fuji Koki Corp | Electric valve |
| US8877002B2 (en) | 2002-11-28 | 2014-11-04 | Tokyo Electron Limited | Internal member of a plasma processing vessel |
-
1985
- 1985-10-15 JP JP15819785U patent/JPS6267161U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8877002B2 (en) | 2002-11-28 | 2014-11-04 | Tokyo Electron Limited | Internal member of a plasma processing vessel |
| JP2006070988A (en) * | 2004-09-01 | 2006-03-16 | Fuji Koki Corp | Electric valve |