JPH0423976U - - Google Patents
Info
- Publication number
- JPH0423976U JPH0423976U JP6421690U JP6421690U JPH0423976U JP H0423976 U JPH0423976 U JP H0423976U JP 6421690 U JP6421690 U JP 6421690U JP 6421690 U JP6421690 U JP 6421690U JP H0423976 U JPH0423976 U JP H0423976U
- Authority
- JP
- Japan
- Prior art keywords
- gas leak
- resistance
- condenser
- cooling circuit
- detection device
- 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
- 238000001816 cooling Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 claims 3
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Examining Or Testing Airtightness (AREA)
Description
第１図は本考案の一実施例を示す冷却回路、第
２図は従来例を示す冷却回路である。
図中、２……凝縮器、４……膨張弁、７……開
閉弁（抵抗付与手段）、８……圧力スイツチ（圧
力差検出手段）。
FIG. 1 is a cooling circuit showing an embodiment of the present invention, and FIG. 2 is a cooling circuit showing a conventional example. In the figure, 2... Condenser, 4... Expansion valve, 7... On-off valve (resistance applying means), 8... Pressure switch (pressure difference detection means).
Claims (1)
所定の抵抗を付与する抵抗付与手段と、 抵抗付与手段の前後の圧力差が所定値以上の場
合に、ガス漏れ信号を出力する圧力差検出手段と
を具備した、 ことを特徴とする冷却回路のガス漏れ検出装置。 (2) 抵抗付与手段が、凝縮器と膨張手段との間
の冷媒管路に介在された絞り手段である、 請求項(1)記載の冷却回路のガス漏れ検出装置
。 (3) 抵抗付与手段が、凝縮器と膨張手段との間
の長尺な冷媒管路である、 請求項(1)記載の冷却回路のガス漏れ検出装置
。[Scope of Claim for Utility Model Registration] (1) Resistance applying means that applies a predetermined resistance to the refrigerant flowing between the condenser and the expansion means, and when the pressure difference before and after the resistance applying means is greater than or equal to a predetermined value. A gas leak detection device for a cooling circuit, comprising: pressure difference detection means for outputting a gas leak signal. (2) The gas leak detection device for a cooling circuit according to claim (1), wherein the resistance imparting means is a throttle means interposed in a refrigerant pipe between the condenser and the expansion means. (3) The gas leak detection device for a cooling circuit according to claim (1), wherein the resistance imparting means is a long refrigerant pipe between the condenser and the expansion means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6421690U JPH0423976U (en) | 1990-06-18 | 1990-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6421690U JPH0423976U (en) | 1990-06-18 | 1990-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0423976U true JPH0423976U (en) | 1992-02-26 |
Family
ID=31594957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6421690U Pending JPH0423976U (en) | 1990-06-18 | 1990-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0423976U (en) |
-
1990
- 1990-06-18 JP JP6421690U patent/JPH0423976U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6269767U (en) | ||
| JPS63181768U (en) | ||
| JPS6176288U (en) | ||
| JPS6176287U (en) | ||
| JPS5954061U (en) | Refrigeration cycle equipment | |
| JPS62102966U (en) | ||
| JPH01140466U (en) | ||
| JPH0220057U (en) | ||
| JPS58131374U (en) | Refrigeration equipment | |
| JPS632048U (en) | ||
| JPS61119073U (en) | ||
| JPS6337976U (en) | ||
| JPH02106555U (en) | ||
| JPS58169453U (en) | Refrigeration cycle equipment | |
| JPH0464061U (en) | ||
| JPS62187620U (en) | ||
| JPS60146261U (en) | Refrigerant control circuit | |
| JPS6288257U (en) | ||
| JPS61127360U (en) | ||
| JPS632050U (en) | ||
| JPS63132251U (en) | ||
| JPS6357471U (en) | ||
| JPH01172680U (en) | ||
| JPS5923064U (en) | Refrigeration cycle equipment | |
| JPS61172971U (en) |