JPH0457185U - - Google Patents
Info
- Publication number
- JPH0457185U JPH0457185U JP9936990U JP9936990U JPH0457185U JP H0457185 U JPH0457185 U JP H0457185U JP 9936990 U JP9936990 U JP 9936990U JP 9936990 U JP9936990 U JP 9936990U JP H0457185 U JPH0457185 U JP H0457185U
- Authority
- JP
- Japan
- Prior art keywords
- cooler
- auxiliary
- main
- main cooler
- defrosting
- 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.)
- Granted
Links
- 239000003507 refrigerant Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000010257 thawing Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000005239 tubule Anatomy 0.000 description 1
Landscapes
- Defrosting Systems (AREA)
Description
各図は本考案の実施例を示し、第１図は冷却運
転時の冷媒循環を説明する冷媒回路図、第２図は
オープンシヨーケースの縦断面図、第３図は主冷
却器の除霜時の冷媒循環を説明する冷媒回路図で
ある。
７……通風路、１２……主冷却器、１４，１５
……第１、第２の補助冷却器、２４，２６，２７
，２９，３１，３４，３７……電磁弁、３５……
膨張弁、３６……細管。
Each figure shows an embodiment of the present invention. Figure 1 is a refrigerant circuit diagram explaining refrigerant circulation during cooling operation, Figure 2 is a vertical cross-sectional view of an open shower case, and Figure 3 is a defrosting of the main cooler. FIG. 3 is a refrigerant circuit diagram illustrating refrigerant circulation at the time of operation. 7... Ventilation duct, 12... Main cooler, 14, 15
...First and second auxiliary coolers, 24, 26, 27
, 29, 31, 34, 37... solenoid valve, 35...
Expansion valve, 36...tubule.
Claims (1)
除霜時、圧縮機から吐出された高温冷媒を流入さ
せて除霜を行う冷却装置において、補助冷却器と
前記主冷却器の除霜時に主冷却器からの冷媒を減
圧して前記補助冷却器に流す流路切り換え手段と
、前記主冷却器の除霜時に前記圧縮機の吐出側と
吸込側とを細管を介して連通する流通制御手段と
から成る冷却装置。 ２ 補助冷却器は第１及び第２の補助冷却器とか
ら構成し、通風路内の主冷却器より風上側と風下
側に両補助冷却器を配置したことを特徴とする請
求項１記載の冷却装置。[Scope of Claim for Utility Model Registration] 1. In a cooling device in which a main cooler is installed in an air passage, and when the main cooler is defrosted, high-temperature refrigerant discharged from a compressor is introduced to defrost the main cooler. a cooler and a flow path switching means for reducing the pressure of refrigerant from the main cooler and flowing it to the auxiliary cooler when defrosting the main cooler; and a discharge side and a suction side of the compressor when defrosting the main cooler. and a flow control means that communicates with the cooling device through a thin tube. 2. The auxiliary cooler according to claim 1, characterized in that the auxiliary cooler is composed of a first and a second auxiliary cooler, and both auxiliary coolers are arranged on the windward side and the leeward side of the main cooler in the ventilation passage. Cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9936990U JPH089588Y2 (en) | 1990-09-20 | 1990-09-20 | Cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9936990U JPH089588Y2 (en) | 1990-09-20 | 1990-09-20 | Cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0457185U true JPH0457185U (en) | 1992-05-15 |
| JPH089588Y2 JPH089588Y2 (en) | 1996-03-21 |
Family
ID=31841243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9936990U Expired - Lifetime JPH089588Y2 (en) | 1990-09-20 | 1990-09-20 | Cooling system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH089588Y2 (en) |
-
1990
- 1990-09-20 JP JP9936990U patent/JPH089588Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH089588Y2 (en) | 1996-03-21 |
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