JPH01100062U - - Google Patents
Info
- Publication number
- JPH01100062U JPH01100062U JP19410287U JP19410287U JPH01100062U JP H01100062 U JPH01100062 U JP H01100062U JP 19410287 U JP19410287 U JP 19410287U JP 19410287 U JP19410287 U JP 19410287U JP H01100062 U JPH01100062 U JP H01100062U
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- elastic means
- refrigerant inlet
- expansion valve
- valve body
- 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 6
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
Landscapes
- Temperature-Responsive Valves (AREA)
Description
第１図は、本考案の一実施例に係る膨張弁の縦
断面図、第２図は、第１図に示すベローズの拡大
縦断面図、第３図は、本考案の一実施例に係る膨
張弁の開特性線図、第４図は、一般的な自動車用
冷房サイクルの概略図、第５図は、冷房サイクル
をモリエル線図上に表わしたグラフ、第６図は、
従来の膨張弁の縦断面図である。
６，６ａ……膨張弁、１２……スロート部、１
３……ボール弁、２７……ベローズ、２８……第
２弾性手段（第２コイルばね）。
FIG. 1 is a vertical cross-sectional view of an expansion valve according to an embodiment of the present invention, FIG. 2 is an enlarged vertical cross-sectional view of the bellows shown in FIG. 1, and FIG. 3 is a longitudinal cross-sectional view of an expansion valve according to an embodiment of the present invention. The opening characteristic diagram of the expansion valve, FIG. 4 is a schematic diagram of a general automobile cooling cycle, FIG. 5 is a graph showing the cooling cycle on a Mollier diagram, and FIG.
FIG. 3 is a vertical cross-sectional view of a conventional expansion valve. 6, 6a...Expansion valve, 12...Throat portion, 1
3... Ball valve, 27... Bellows, 28... Second elastic means (second coil spring).
Claims (1)
シング１０内に、前記両冷媒出入口８，９を連通
するスロート部１２を設け、模動変位するダイヤ
フラム１５に一端が連結された弁作動棒１４の他
端に、前記スロート部１２の開度を調整する弁体
１３を前記冷媒入口８側に位置させて設け、前記
ケーシング１０内に前記弁作動棒１４に対して前
記弁体１３が前記スロート部１２を閉じる方向に
弾発力を付勢する第１弾性手段１８を設けてなる
膨張弁において、前記冷媒入口８側の冷媒の圧力
で伸縮し内部に第２弾性手段が組み込まれたベロ
ーズ２７を前記第１弾性手段１８と前記弁体１３
との間に装着したことを特徴とする膨張弁。 In a casing 10 in which a refrigerant inlet 8 and a refrigerant outlet 9 are opened, a throat portion 12 is provided which communicates the two refrigerant inlets and outlets 8 and 9, and a valve operating rod 14 is connected at one end to a diaphragm 15 that undergoes simulated displacement. A valve body 13 for adjusting the opening degree of the throat portion 12 is provided at the other end and positioned on the refrigerant inlet 8 side. In an expansion valve provided with a first elastic means 18 that applies elastic force in a direction to close the portion 12, a bellows 27 expands and contracts with the pressure of the refrigerant on the refrigerant inlet 8 side and has a second elastic means incorporated therein. The first elastic means 18 and the valve body 13
An expansion valve characterized by being installed between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19410287U JPH01100062U (en) | 1987-12-23 | 1987-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19410287U JPH01100062U (en) | 1987-12-23 | 1987-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01100062U true JPH01100062U (en) | 1989-07-05 |
Family
ID=31484853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19410287U Pending JPH01100062U (en) | 1987-12-23 | 1987-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01100062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100677891B1 (en) * | 2004-12-21 | 2007-02-05 | 자화전자 주식회사 | Rotor lift limiter for electric expansion valve |
-
1987
- 1987-12-23 JP JP19410287U patent/JPH01100062U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100677891B1 (en) * | 2004-12-21 | 2007-02-05 | 자화전자 주식회사 | Rotor lift limiter for electric expansion valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63151985U (en) | ||
| JPH01100062U (en) | ||
| JPH0197165U (en) | ||
| JPS63172873U (en) | ||
| JPS58196481U (en) | expansion valve | |
| JPS62108762U (en) | ||
| JPH03100679U (en) | ||
| JPH0351235U (en) | ||
| JPS59151079U (en) | expansion valve | |
| JPS6315464U (en) | ||
| JPS63172874U (en) | ||
| JPS6060669U (en) | expansion valve | |
| JPS6028367U (en) | Differential pressure valve for refrigeration cycle | |
| JPS59132059U (en) | expansion valve | |
| JPS58195163U (en) | expansion valve | |
| JPS6138303U (en) | Fluid control actuator | |
| JPH0273569U (en) | ||
| JPH02124454U (en) | ||
| JPH0412009U (en) | ||
| JPS631902U (en) | ||
| JPS6276884U (en) | ||
| JPS5920078U (en) | control valve | |
| JPS62190826U (en) | ||
| JPS6285882U (en) | ||
| JPS617675U (en) | pressure regulating valve |