JPH0188355U - - Google Patents
Info
- Publication number
- JPH0188355U JPH0188355U JP18408287U JP18408287U JPH0188355U JP H0188355 U JPH0188355 U JP H0188355U JP 18408287 U JP18408287 U JP 18408287U JP 18408287 U JP18408287 U JP 18408287U JP H0188355 U JPH0188355 U JP H0188355U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- compressor
- hot gas
- cooling device
- flow rate
- 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 8
- 239000003507 refrigerant Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
第１図はこの考案の一実施例による冷却装置の
冷媒回路図、第２図はこの考案による被冷却物の
温度、冷却能力、ホツトガスバイパスの変化を示
す図、第３図は従来の冷却装置の冷媒回路図、第
４図は従来の冷却装置による被冷却物の温度、冷
却能力の変化を示す図。
１は圧縮機、２は凝縮器、３は膨張機構、４は
蒸発器、５は電磁弁、６は流量制御弁、７は逆止
弁、８は容量制御機構付圧縮機である。なお、図
中、同一符号は同一または相当部分を示す。
Figure 1 is a refrigerant circuit diagram of a cooling device according to an embodiment of this invention, Figure 2 is a diagram showing changes in the temperature of the object to be cooled, cooling capacity, and hot gas bypass according to this invention, and Figure 3 is a diagram of a conventional cooling system. FIG. 4 is a refrigerant circuit diagram of the device, and is a diagram showing changes in the temperature of the object to be cooled and the cooling capacity by the conventional cooling device. 1 is a compressor, 2 is a condenser, 3 is an expansion mechanism, 4 is an evaporator, 5 is a solenoid valve, 6 is a flow control valve, 7 is a check valve, and 8 is a compressor with a capacity control mechanism. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
してなる冷媒回路の上記、圧縮機の吐出配管と膨
張弁出口側配管の間にホツトガスバイパス管を設
けて電磁弁と逆止弁を有した冷却装置において、
上記圧縮機を容量制御機構付とするとともに、上
記電磁弁と逆止弁との間に流量制御弁を配設し、
流通させるホツトガスの量を上記流量制御弁で調
整可能とすることにより、冷却能力の無段階容量
制御を可能としたことを特徴とする冷却装置。 In the refrigerant circuit that sequentially connects the compressor, condenser, expansion mechanism, and evaporator, a hot gas bypass pipe is provided between the compressor discharge pipe and the expansion valve outlet pipe, and a solenoid valve and a check valve are installed. In the cooling device having
The compressor is equipped with a capacity control mechanism, and a flow rate control valve is disposed between the solenoid valve and the check valve,
A cooling device characterized in that the amount of hot gas to be circulated can be adjusted by the flow rate control valve, thereby enabling stepless capacity control of cooling capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18408287U JPH0188355U (en) | 1987-12-01 | 1987-12-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18408287U JPH0188355U (en) | 1987-12-01 | 1987-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0188355U true JPH0188355U (en) | 1989-06-12 |
Family
ID=31475468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18408287U Pending JPH0188355U (en) | 1987-12-01 | 1987-12-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0188355U (en) |
-
1987
- 1987-12-01 JP JP18408287U patent/JPH0188355U/ja active Pending
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