JPS62120165U - - Google Patents
Info
- Publication number
- JPS62120165U JPS62120165U JP584486U JP584486U JPS62120165U JP S62120165 U JPS62120165 U JP S62120165U JP 584486 U JP584486 U JP 584486U JP 584486 U JP584486 U JP 584486U JP S62120165 U JPS62120165 U JP S62120165U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- operating rod
- valve operating
- insertion hole
- holding plate
- 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 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Air-Conditioning For Vehicles (AREA)
- Temperature-Responsive Valves (AREA)
Description
第１図は本考案の実施例を示す膨張弁の概略断
面図、第２図は他の実施例を示す膨張弁の概略断
面図、第３図は自動車用冷房サイクルの概略構成
図、第４図は同サイクルを説明するモリエ線図、
第５図は従来の膨張弁の概略断面図である。
４……コンデンサ、６，３０，３０ａ……膨張
弁、７……エバポレータ、８，３２……冷媒入口
、９，３３……冷媒出口、１０，３１……ケーシ
ング、１１，３４……連通路、１２，３５……ス
ロート部、１４……弁作動棒、１５……ダイヤフ
ラム、３６……弁作動棒挿入孔、３７……弁保持
板、３８……弁体、４１……Ｏリング。
FIG. 1 is a schematic sectional view of an expansion valve showing an embodiment of the present invention, FIG. 2 is a schematic sectional view of an expansion valve showing another embodiment, FIG. 3 is a schematic configuration diagram of an automobile cooling cycle, and FIG. The figure is a Mollier diagram explaining the same cycle.
FIG. 5 is a schematic cross-sectional view of a conventional expansion valve. 4...Condenser, 6,30,30a...Expansion valve, 7...Evaporator, 8,32...Refrigerant inlet, 9,33...Refrigerant outlet, 10,31...Casing, 11,34...Communication path , 12, 35...Throat part, 14...Valve operating rod, 15...Diaphragm, 36...Valve operating rod insertion hole, 37...Valve holding plate, 38...Valve body, 41...O ring.
Claims (1)
エバポレータ７側と連通する冷媒出口９，３３と
を開設したケーシング１０，３１内にこの冷媒入
口と冷媒出口とを連通する連通路１１，３４を形
成し、該連通路の流路途上に形成したスロート部
１２，３５に設けた弁体を、膜動変位するダイヤ
フラム１５により弁作動棒１４を介して開度調節
するようにした冷房サイクル用膨張弁において、
前記弁体３８と弁作動棒１４とを弁保持板３７で
連結し、弁作動棒１４が内部を伸延する弁作動棒
挿通孔３６を、前記連通路３４とは別に前記ケー
シング３１内に形成し、当該弁作動棒１４の外周
を、前記弁保持板３７近傍の弁作動棒挿通孔３６
内に装着された弾性体４１で圧接支持したことを
特徴とする膨張弁。 Communication passages 11, 34 are formed in the casings 10, 31, which have refrigerant inlets 8, 32 that communicate with the condenser 4 side and refrigerant outlets 9, 33 that communicate with the evaporator 7 side. An expansion valve for a cooling cycle in which the opening degree of a valve body provided in a throat portion 12, 35 formed in the middle of the flow path of the communication passage is adjusted via a valve operating rod 14 by a diaphragm 15 that undergoes membrane displacement. In,
The valve body 38 and the valve operating rod 14 are connected by a valve holding plate 37, and a valve operating rod insertion hole 36 through which the valve operating rod 14 extends is formed in the casing 31 separately from the communication path 34. , the outer periphery of the valve operating rod 14 is inserted into the valve operating rod insertion hole 36 near the valve holding plate 37.
An expansion valve characterized in that it is supported under pressure by an elastic body 41 mounted inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP584486U JPS62120165U (en) | 1986-01-21 | 1986-01-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP584486U JPS62120165U (en) | 1986-01-21 | 1986-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62120165U true JPS62120165U (en) | 1987-07-30 |
Family
ID=30787805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP584486U Pending JPS62120165U (en) | 1986-01-21 | 1986-01-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62120165U (en) |
-
1986
- 1986-01-21 JP JP584486U patent/JPS62120165U/ja active Pending
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