JPS6353079U - - Google Patents
Info
- Publication number
- JPS6353079U JPS6353079U JP14640186U JP14640186U JPS6353079U JP S6353079 U JPS6353079 U JP S6353079U JP 14640186 U JP14640186 U JP 14640186U JP 14640186 U JP14640186 U JP 14640186U JP S6353079 U JPS6353079 U JP S6353079U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- spool
- low pressure
- switching
- casing
- 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
- 238000010586 diagram Methods 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 1
Landscapes
- Fluid-Driven Valves (AREA)
- Multiple-Way Valves (AREA)
Description
第１図はこの考案に係る四方弁の一実施例を示
す全体概略図、第２図はこの考案を冷媒加熱型空
気調和機に適用した冷凍サイクル図、第３図はこ
の考案を蓄熱型空気調和機に応用した冷凍サイク
ル図、第４図は従来のヒートポンプ式冷凍サイク
ルを示す図、第５図は従来の四方弁の構造を示す
全体概略図である。
２０……四方弁、２１……主弁、２２……パイ
ロツト弁、２４……弁ケーシング、２５……弁ス
プール、２６……流路切換用弁体、２７ａ，２７
ｂ……スプールピストン、２９……パイロツト弁
ケーシング、３０……プランジヤ、３１……ソレ
ノイド、３３ａ，３３ｂ……チヤンバ、３４……
連通路、３５……取出管、３６……低圧取出口、
３７ａ，３７ｂ……連通管、Ｄ……流入ポート、
Ｓ，Ｃ，Ｅ……弁ポート、５０……ヒートポンプ
式冷凍サイクル、５１……吐出側配管、５２……
吸込側配管、５３……蓄熱器。
Fig. 1 is an overall schematic diagram showing an embodiment of the four-way valve according to this invention, Fig. 2 is a refrigeration cycle diagram in which this invention is applied to a refrigerant heating type air conditioner, and Fig. 3 is a diagram of a refrigeration cycle in which this invention is applied to a refrigerant heating type air conditioner. FIG. 4 is a diagram of a refrigeration cycle applied to a harmonizer, and FIG. 4 is a diagram showing a conventional heat pump type refrigeration cycle. FIG. 5 is an overall schematic diagram showing the structure of a conventional four-way valve. 20...Four-way valve, 21...Main valve, 22...Pilot valve, 24...Valve casing, 25...Valve spool, 26...Flow path switching valve body, 27a, 27
b...Spool piston, 29...Pilot valve casing, 30...Plunger, 31...Solenoid, 33a, 33b...Chamber, 34...
Communication path, 35...outlet pipe, 36...low pressure outlet,
37a, 37b...Communication pipe, D...Inflow port,
S, C, E... Valve port, 50... Heat pump refrigeration cycle, 51... Discharge side piping, 52...
Suction side piping, 53... Heat storage device.
Claims (1)
弁ポートを形成し、上記弁ケーシング内に弁ポー
ト切換用弁体を備えた弁スプールをスライド自在
に収容し、この弁スプール切換用パイロツト弁を
備えた四方弁において、前記弁スプール駆動用の
低圧取出口を側方に位置する弁ポートに連通させ
、上記低圧取出口からの取出管をパイロツト弁に
接続したことを特徴とする四方弁。 Three valve ports arranged in parallel with the inflow port are formed in the valve casing, a valve spool equipped with a valve body for switching the valve ports is slidably housed in the valve casing, and a pilot valve for switching the valve spool is provided. A four-way valve characterized in that the low pressure outlet for driving the valve spool is communicated with a valve port located on the side, and the outlet pipe from the low pressure outlet is connected to a pilot valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14640186U JPS6353079U (en) | 1986-09-26 | 1986-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14640186U JPS6353079U (en) | 1986-09-26 | 1986-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6353079U true JPS6353079U (en) | 1988-04-09 |
Family
ID=31058834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14640186U Pending JPS6353079U (en) | 1986-09-26 | 1986-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6353079U (en) |
-
1986
- 1986-09-26 JP JP14640186U patent/JPS6353079U/ja active Pending