JPS62108762U - - Google Patents
Info
- Publication number
- JPS62108762U JPS62108762U JP19916885U JP19916885U JPS62108762U JP S62108762 U JPS62108762 U JP S62108762U JP 19916885 U JP19916885 U JP 19916885U JP 19916885 U JP19916885 U JP 19916885U JP S62108762 U JPS62108762 U JP S62108762U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- valve
- communicating
- operating rod
- throat portion
- 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
- 239000003507 refrigerant Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
Description
第１図は、本考案の一実施例を示す断面図、第
２図は、第１図の要部断面図、第３図は、第２図
の―線に沿う断面図、第４図は、一般的な自
動車用空気調和装置の冷房サイクル系を示す回路
図、第５，６図は従来の膨張弁の一例を示す断面
図である。
８…冷媒入口、９…冷媒出口、１０…ケーシン
グ、１１…連通路、１２…スロート部、１２ａ…
開口、１３…ボール弁、１４…弁作動棒、１５…
ダイヤフラム、３１…線ばね部材。
Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a sectional view of the main part of Fig. 1, Fig. 3 is a sectional view taken along the line - - in Fig. 2, and Fig. 4 is a sectional view of the main part of Fig. 1. , a circuit diagram showing a cooling cycle system of a general automobile air conditioner, and FIGS. 5 and 6 are cross-sectional views showing an example of a conventional expansion valve. 8... Refrigerant inlet, 9... Refrigerant outlet, 10... Casing, 11... Communication path, 12... Throat portion, 12a...
Opening, 13... Ball valve, 14... Valve operating rod, 15...
Diaphragm, 31...wire spring member.
Claims (1)
側と連通する冷媒出口９とを開設したケーシング
１０内に、この冷媒入口８と冷媒出口９とを連通
する連通路１１を形成し該連通路１１の流路に設
けたスロート部１２の開口１２ａを開閉するボー
ル弁１３を設け、このボール弁１３による前記開
口１２ａの開度を、前記エバポレータの熱負荷変
動に応じて膜動変位するダイヤフラム１５により
弁作動棒１４を介して調整するようにした膨張弁
において、前記弁作動棒１４と前記スロート部１
２との間に前記開口１２ａを閉塞しないように線
ばね部材３１を設けたことを特徴とする膨張弁。 A communication passage 11 that communicates the refrigerant inlet 8 and the refrigerant outlet 9 is formed in the casing 10, which has a refrigerant inlet 8 communicating with the condenser side and a refrigerant outlet 9 communicating with the evaporator side. A ball valve 13 is provided to open and close the opening 12a of the throat portion 12 provided in the flow path, and the degree of opening of the opening 12a by the ball valve 13 is controlled by a diaphragm 15 that undergoes membrane movement displacement in response to fluctuations in the heat load of the evaporator. In an expansion valve that is adjusted via an operating rod 14, the valve operating rod 14 and the throat portion 1
2. An expansion valve characterized in that a wire spring member 31 is provided between the opening 12a and the opening 12a so as not to block the opening 12a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19916885U JPS62108762U (en) | 1985-12-26 | 1985-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19916885U JPS62108762U (en) | 1985-12-26 | 1985-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62108762U true JPS62108762U (en) | 1987-07-11 |
Family
ID=31160538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19916885U Pending JPS62108762U (en) | 1985-12-26 | 1985-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62108762U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10220925A (en) * | 1997-02-10 | 1998-08-21 | Tgk Co Ltd | Expansion valve |
| JP2004293779A (en) * | 2003-03-12 | 2004-10-21 | Fuji Koki Corp | Expansion valve |
-
1985
- 1985-12-26 JP JP19916885U patent/JPS62108762U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10220925A (en) * | 1997-02-10 | 1998-08-21 | Tgk Co Ltd | Expansion valve |
| JP2004293779A (en) * | 2003-03-12 | 2004-10-21 | Fuji Koki Corp | Expansion valve |
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