JPS6073082U - Refrigerant overfill warning device for cooling cycle - Google Patents
Refrigerant overfill warning device for cooling cycleInfo
- Publication number
- JPS6073082U JPS6073082U JP16536283U JP16536283U JPS6073082U JP S6073082 U JPS6073082 U JP S6073082U JP 16536283 U JP16536283 U JP 16536283U JP 16536283 U JP16536283 U JP 16536283U JP S6073082 U JPS6073082 U JP S6073082U
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- pressure
- timer circuit
- cooling cycle
- working medium
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は自動車用冷房サイクルの原理図、第２図はリキ
ッドタンクの構造を示す縦断面図、第３図は本考案に係
る冷房サイクル用冷媒の過充填警報装置の一実施例を示
す概略図、第４図は第３図に示す装置を冷房サイクルに
設けた場合の原理図、第５図は循環冷媒と作動媒体の温
度に対する圧力の関係を示す線図、第６図はモリエ線図
上に冷房サイクルを表わした線図である。
１・・・・・・コンプレッサ、１０・・・・・・スイッ
チ、１１・・・・・・第１タイマー回路、１２・・・・
・・冷媒、１３・・・・・・作動媒体、−１４・・・・
・・センサ、２０・・・・・・警報手段、２５・・・・
・・第２タイマー回路。
第１図
第３図Fig. 1 is a principle diagram of an automobile cooling cycle, Fig. 2 is a vertical cross-sectional view showing the structure of a liquid tank, and Fig. 3 is a schematic diagram showing an embodiment of the refrigerant overfill warning device for a cooling cycle according to the present invention. Figure 4 is a principle diagram when the device shown in Figure 3 is installed in a cooling cycle, Figure 5 is a diagram showing the relationship between pressure and temperature of circulating refrigerant and working medium, and Figure 6 is a Mollier diagram. It is a diagram showing a cooling cycle at the top. 1... Compressor, 10... Switch, 11... First timer circuit, 12...
...Refrigerant, 13... Working medium, -14...
...Sensor, 20...Alarm means, 25...
...Second timer circuit. Figure 1 Figure 3
Claims (1)
内部に作動媒体が封入してあり、該作動媒体の圧力と前
記冷媒との圧力差により作動する可動部を有するセンサ
を取り付け、前記作動媒体として前記冷媒の飽和圧力よ
りも飽和圧力の高い特性を有する媒体を前記センサ内に
適量封入し、前記冷媒のサブクール量が所定値以上にな
って前記冷媒の圧力の方が前記作動媒体の圧力より高′
くなった場合に作動するスイッチを前記可動部に連結し
、前記スイッチの作動時間を計測し該作動時間が所定値
以上の場合に警報手段を作動させる第１タイマー回路を
前記スイッチに接続し、前記第１タイマー回路が警報手
段を作動させた場合にコンプレッサを一定時間停止させ
る第２タイマー回路を前記第１タイマー回路に接続して
なる冷房サイクル用冷媒の過充填警報装置。In the refrigerant passage that guides the high-pressure side liquid refrigerant of the cooling cycle,
A working medium is sealed inside, and a sensor having a movable part that is activated by a pressure difference between the pressure of the working medium and the refrigerant is attached, and the working medium has a characteristic of having a saturation pressure higher than the saturation pressure of the refrigerant. A suitable amount of a medium having the refrigerant is sealed in the sensor, and the subcooling amount of the refrigerant becomes a predetermined value or more, so that the pressure of the refrigerant is higher than the pressure of the working medium.
A first timer circuit is connected to the movable part, and a first timer circuit that measures the operating time of the switch and activates an alarm when the operating time is equal to or greater than a predetermined value; A cooling cycle refrigerant overfill warning device comprising: a second timer circuit connected to the first timer circuit to stop the compressor for a certain period of time when the first timer circuit activates an alarm means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16536283U JPS6073082U (en) | 1983-10-27 | 1983-10-27 | Refrigerant overfill warning device for cooling cycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16536283U JPS6073082U (en) | 1983-10-27 | 1983-10-27 | Refrigerant overfill warning device for cooling cycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6073082U true JPS6073082U (en) | 1985-05-23 |
Family
ID=30362307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16536283U Pending JPS6073082U (en) | 1983-10-27 | 1983-10-27 | Refrigerant overfill warning device for cooling cycle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6073082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002350014A (en) * | 2001-05-22 | 2002-12-04 | Daikin Ind Ltd | Refrigerating equipment |
-
1983
- 1983-10-27 JP JP16536283U patent/JPS6073082U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002350014A (en) * | 2001-05-22 | 2002-12-04 | Daikin Ind Ltd | Refrigerating equipment |
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