JPH02124455U - - Google Patents
Info
- Publication number
- JPH02124455U JPH02124455U JP3286289U JP3286289U JPH02124455U JP H02124455 U JPH02124455 U JP H02124455U JP 3286289 U JP3286289 U JP 3286289U JP 3286289 U JP3286289 U JP 3286289U JP H02124455 U JPH02124455 U JP H02124455U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- communicating
- flow path
- 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 1
Landscapes
- Temperature-Responsive Valves (AREA)
Description
第１図はこの考案のブロツク型膨張弁の一実施
例を示す断面図、第２図は弁本体と感温側ブロツ
クの結合部を示す断面図、第３図は従来のボツク
ス型膨張弁を示す断面図である。
２……弁本体、３……感温側ブロツク、４……
弁孔、７……弁棒、８……弁体、１０……第１の
流路、１２……第２の流路、１３……ばね、１５
ａ，１５ｂ……Ｏリング、１６……ダイヤフラム
、１８……半球ケース、１９……感温部、２２…
…第３の流路、２３……第４の流路、２４……感
温作動室。
Fig. 1 is a cross-sectional view showing an embodiment of the block type expansion valve of this invention, Fig. 2 is a cross-sectional view showing the joint between the valve body and the temperature-sensing side block, and Fig. 3 is a cross-sectional view showing a conventional box type expansion valve. FIG. 2... Valve body, 3... Temperature sensing side block, 4...
Valve hole, 7... Valve stem, 8... Valve body, 10... First channel, 12... Second channel, 13... Spring, 15
a, 15b... O ring, 16... Diaphragm, 18... Hemisphere case, 19... Temperature sensing part, 22...
...Third channel, 23... Fourth channel, 24... Temperature-sensitive operating chamber.
Claims (1)
流路と弁孔を介して連通し且つエバポレータと連
通する第２の流路を有する弁本体と、 前記エバポレータと連通する第３の流路、この
第３の流路と感温作動室を介して連通し且つコン
プレツサと連通する第４の流路を有する感温側ブ
ロツクと、 前記感温作動室内に設置され前記第３の流路及
び第４の流路とを通過する冷媒の温度変化に応じ
て圧力が変化するガスをケースとダイヤフラムと
により形成された空間内に充填した感温部と、 前記弁孔内に設けられ且つ前記ダイヤフラムの
作動により動作する弁棒を有する弁体と、 この弁体を常時閉弁方向に付勢するばねとから
成るブロツク型膨張弁であつて、 前記弁本体と前記感温側ブロツクとはＯリング
を介して互いに機密結合されていることを特徴と
するブロツク型膨張弁。[Claims for Utility Model Registration] A valve body having a first passage communicating with a condenser, a second passage communicating with the first passage via a valve hole, and communicating with an evaporator; and the evaporator. a temperature-sensitive side block having a third flow path communicating with the compressor, a fourth flow path communicating with the third flow path via the temperature-sensitive working chamber, and communicating with the compressor, and installed in the temperature-sensitive working chamber. a temperature-sensing section in which a space formed by the case and the diaphragm is filled with a gas whose pressure changes depending on the temperature change of the refrigerant passing through the third flow path and the fourth flow path; A block-type expansion valve comprising a valve body having a valve stem disposed in a hole and operated by the operation of the diaphragm, and a spring that always biases the valve body in the valve-closing direction, the valve body and the A block-type expansion valve characterized in that the temperature-sensitive side block is hermetically connected to each other via an O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3286289U JPH02124455U (en) | 1989-03-23 | 1989-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3286289U JPH02124455U (en) | 1989-03-23 | 1989-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02124455U true JPH02124455U (en) | 1990-10-12 |
Family
ID=31536090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3286289U Pending JPH02124455U (en) | 1989-03-23 | 1989-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02124455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170042008A (en) * | 2015-10-08 | 2017-04-18 | 현대자동차주식회사 | Txv for air-conditioner |
-
1989
- 1989-03-23 JP JP3286289U patent/JPH02124455U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170042008A (en) * | 2015-10-08 | 2017-04-18 | 현대자동차주식회사 | Txv for air-conditioner |
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