JPH01106861U - - Google Patents
Info
- Publication number
- JPH01106861U JPH01106861U JP20124887U JP20124887U JPH01106861U JP H01106861 U JPH01106861 U JP H01106861U JP 20124887 U JP20124887 U JP 20124887U JP 20124887 U JP20124887 U JP 20124887U JP H01106861 U JPH01106861 U JP H01106861U
- Authority
- JP
- Japan
- Prior art keywords
- evaporator
- valves
- branch liquid
- evaporation
- evaporation state
- 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
- 239000007788 liquid Substances 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Description
第１図はこの考案の冷凍装置の一実施例におけ
る冷媒回路模式図、第２図は上記冷媒回路におけ
る開閉弁の切換回路図、第３図は上記冷媒回路に
介設されている感温式膨張弁の動作範囲の説明図
、第４図及び第５図はそれぞれ従来装置における
冷媒回路模式図である。
１……圧縮機、３……凝縮器、５……蒸発器、
７……液管、８，９……分岐液管、１０，１１…
…開閉弁、１２，１３……感温式膨張弁、２０…
…圧力スイツチ（蒸発状態検出手段）、２０―Ｓ
……切換スイツチ（弁制御手段）。
Fig. 1 is a schematic diagram of a refrigerant circuit in an embodiment of the refrigeration system of this invention, Fig. 2 is a switching circuit diagram of an on-off valve in the refrigerant circuit, and Fig. 3 is a temperature-sensitive type installed in the refrigerant circuit. An explanatory diagram of the operating range of the expansion valve, and FIGS. 4 and 5 are schematic diagrams of a refrigerant circuit in a conventional device, respectively. 1... Compressor, 3... Condenser, 5... Evaporator,
7... Liquid pipe, 8, 9... Branch liquid pipe, 10, 11...
...Opening/closing valve, 12, 13...Temperature-sensitive expansion valve, 20...
...Pressure switch (evaporation state detection means), 20-S
... Selector switch (valve control means).
Claims (1)
いて、凝縮器３と蒸発器５とを接続する液管７の
途中を複数の分岐液管８，９に分岐させると共に
、各分岐液管８，９を蒸発器５の前位において合
流させ、上記各分岐液管８，９にはそれぞれ開閉
弁１０，１１と互いに容量の異なる感温式膨張弁
１２，１３とを介設する一方、上記蒸発器５での
蒸発圧力等の蒸発状態を検出する蒸発状態検出手
段２０と、上記において検出された蒸発状態に応
じて上記開閉弁１０，１１のいずれかを選択的に
開弁する弁制御手段２０−Ｓとを設けたことを特
徴とする冷凍装置。 In a refrigeration system equipped with a compressor 1 with variable compression capacity, a liquid pipe 7 connecting a condenser 3 and an evaporator 5 is branched into a plurality of branch liquid pipes 8 and 9, and each branch liquid pipe 8, 9 are joined in front of the evaporator 5, and the branch liquid pipes 8, 9 are respectively provided with on-off valves 10, 11 and temperature-sensitive expansion valves 12, 13 with different capacities, while the evaporator evaporation state detection means 20 that detects the evaporation state such as evaporation pressure in the vessel 5; and valve control means 20 that selectively opens either of the on-off valves 10 and 11 according to the evaporation state detected above. -S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20124887U JPH01106861U (en) | 1987-12-29 | 1987-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20124887U JPH01106861U (en) | 1987-12-29 | 1987-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01106861U true JPH01106861U (en) | 1989-07-19 |
Family
ID=31491618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20124887U Pending JPH01106861U (en) | 1987-12-29 | 1987-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01106861U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5061040A (en) * | 1973-10-01 | 1975-05-26 |
-
1987
- 1987-12-29 JP JP20124887U patent/JPH01106861U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5061040A (en) * | 1973-10-01 | 1975-05-26 |