JPS6357470U - - Google Patents
Info
- Publication number
- JPS6357470U JPS6357470U JP15206486U JP15206486U JPS6357470U JP S6357470 U JPS6357470 U JP S6357470U JP 15206486 U JP15206486 U JP 15206486U JP 15206486 U JP15206486 U JP 15206486U JP S6357470 U JPS6357470 U JP S6357470U
- Authority
- JP
- Japan
- Prior art keywords
- spring
- valve
- cover
- pressure passage
- adjustment
- 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
- 239000003507 refrigerant Substances 0.000 claims 2
Landscapes
- Temperature-Responsive Valves (AREA)
- Safety Valves (AREA)
Description
第１図はこの考案の膨張弁を示す断面図、第２
図は同上の作動が異なる断面図、第３図は同上に
用いた調節ねじの斜視図である。
１……弁本体、２……高圧通路、３……低圧通
路、４……オリフイス、５……弁部材、８……弁
座、１７……調節ばね、１８……ばねカバー、２
１……ばね受け、２３……調節ねじ。
Figure 1 is a sectional view showing the expansion valve of this invention;
The figure is a sectional view showing a different operation of the same as above, and FIG. 3 is a perspective view of the adjustment screw used in the above. DESCRIPTION OF SYMBOLS 1... Valve body, 2... High pressure passage, 3... Low pressure passage, 4... Orifice, 5... Valve member, 8... Valve seat, 17... Adjustment spring, 18... Spring cover, 2
1... Spring receiver, 23... Adjustment screw.
Claims (1)
リフイスが形成された弁本体と、前記オリフイス
の低圧通路側端に設けられた弁座に着座する弁部
材と、この弁部材を弁座に押付けるよう前記低圧
通路に配置された調節ばねと、この調節ばねのセ
ツト力を調節するよう前記弁本体にねじ止めされ
た調節ねじとを有する膨張弁において、前記調節
ばねの周囲を覆うばねカバーを設け、このカバー
と弁本体との間に冷媒流路を構成したことを特徴
とする膨張弁。 ２ ばねカバーは、該ばねカバーの一端が前記弁
部材に嵌合されたことを特徴とする実用新案登録
請求の範囲第１項記載の膨張弁。 ３ 調節ばねは、前記調節ねじに固定されたばね
受けに受けられ、このばね受けに前記ばねカバー
の他端が摺動自在に支持されたことを特徴とする
実用新案登録請求の範囲第２項記載の膨張弁。 ４ 弁部材、ばねカバー、ばね受け及び調節ねじ
の冷媒流路を構成する面を滑らかにしたことを特
徴とする実用新案登録請求の範囲第３項記載の膨
張弁。[Claims for Utility Model Registration] 1. A valve body having a high-pressure passage, a low-pressure passage, and an orifice that communicates them, a valve member seated on a valve seat provided at the end of the orifice on the low-pressure passage side, and this valve. An expansion valve having an adjustment spring disposed in the low pressure passage to press a member against a valve seat, and an adjustment screw screwed to the valve body to adjust the setting force of the adjustment spring. An expansion valve characterized in that a spring cover is provided to cover the surrounding area, and a refrigerant flow path is formed between the cover and the valve body. 2. The expansion valve according to claim 1, wherein the spring cover has one end fitted to the valve member. 3. The adjustment spring is received by a spring receiver fixed to the adjustment screw, and the other end of the spring cover is slidably supported by the spring receiver. expansion valve. 4. The expansion valve according to claim 3, wherein the surfaces of the valve member, spring cover, spring receiver, and adjusting screw that form the refrigerant flow path are smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986152064U JPH0413581Y2 (en) | 1986-10-02 | 1986-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986152064U JPH0413581Y2 (en) | 1986-10-02 | 1986-10-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6357470U true JPS6357470U (en) | 1988-04-16 |
| JPH0413581Y2 JPH0413581Y2 (en) | 1992-03-30 |
Family
ID=31069703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986152064U Expired JPH0413581Y2 (en) | 1986-10-02 | 1986-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0413581Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013257064A (en) * | 2012-06-12 | 2013-12-26 | Fuji Koki Corp | Expansion valve |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4836267U (en) * | 1971-09-08 | 1973-05-01 |
-
1986
- 1986-10-02 JP JP1986152064U patent/JPH0413581Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4836267U (en) * | 1971-09-08 | 1973-05-01 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013257064A (en) * | 2012-06-12 | 2013-12-26 | Fuji Koki Corp | Expansion valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0413581Y2 (en) | 1992-03-30 |