JPH0342964U - - Google Patents
Info
- Publication number
- JPH0342964U JPH0342964U JP10291089U JP10291089U JPH0342964U JP H0342964 U JPH0342964 U JP H0342964U JP 10291089 U JP10291089 U JP 10291089U JP 10291089 U JP10291089 U JP 10291089U JP H0342964 U JPH0342964 U JP H0342964U
- Authority
- JP
- Japan
- Prior art keywords
- refrigerant
- heat exchanger
- valve
- side heat
- compressor
- 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
- 239000003507 refrigerant Substances 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 4
- 239000007924 injection Substances 0.000 claims 4
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Temperature-Responsive Valves (AREA)
Description
図面は本考案の実施例にかかる冷凍装置の冷媒
回路図である。
１……圧縮機、３……熱源側熱交換器、４……
減圧機構（膨張弁）、５……利用側熱交換器、９
……液管（並列回路）、１０……吸入管、１１…
…バイパス路、１２……バイパス弁、１３……弁
本体、１５……冷媒通路、１６……弁体、１７…
…スプリング室、１８……スプリング、１９……
バイアススプリング、２１……隔壁、Ａ……冷媒
回路。
The drawing is a refrigerant circuit diagram of a refrigeration system according to an embodiment of the present invention. 1...Compressor, 3...Heat source side heat exchanger, 4...
Pressure reduction mechanism (expansion valve), 5...user side heat exchanger, 9
...Liquid pipe (parallel circuit), 10...Suction pipe, 11...
...Bypass path, 12...Bypass valve, 13...Valve body, 15...Refrigerant passage, 16...Valve body, 17...
...Spring chamber, 18...Spring, 19...
Bias spring, 21... partition, A... refrigerant circuit.
Claims (1)
よび利用側熱交換器５を順次連結してなる冷媒回
路Ａを備え、前記熱源側熱交換器３と利用側熱交
換器５との間の液管９と、前記圧縮機１の吸入管
１０との間に、バイパス弁１２を備えたリキツド
インジエクシヨン用のバイパス路１１を介設して
なる冷媒装置において、前記バイパス弁１２には
、バイパス弁１２におけるリキツドインジエクシ
ヨン用冷媒通路１５を開閉し且つバイアススプリ
ング１９により閉弁方向に付勢されている弁体１
６の一部が臨ましめられ、前記圧縮機１の吐出ガ
ス冷媒が供給されるスプリング室１７を付設する
とともに、該スプリング室１７には、前記弁体１
６を開弁方向に付勢し且つ吐出ガス冷媒の温度上
昇に伴つて付勢力が増大せしめられるべく作用す
る形状記憶合金製のスプリング１８とを配設した
ことを特徴とする冷凍装置。 ２ 圧縮機１、熱源側熱交換器３、減圧機構４お
よび利用側熱交換器５を順次連結してなる冷媒回
路Ａを備え、前記熱源側熱交換器３と利用側熱交
換器５との間の液管９と、前記圧縮機１の吸入管
１０との間に、バイパス弁１２を備えたリキツド
インジエクシヨン用のバイパス路１１を介設して
なる冷媒装置において、前記バイパス弁１２を、
リキツドインジエクシヨン用の液冷媒が供給され
る冷媒通路１５を有する弁本体１３と、該弁本体
１３に対して一体とされ且つ前記冷媒通路１５と
隔壁２１を介して区画形成され、前記圧縮機１の
吐出ガス冷媒が供給されるスプリング室１７と、
前記冷媒通路１５を開閉し且つバイアススプリン
グ１９により閉弁方向に付勢されており、一部が
前記隔壁２１を摺動自在に貫通して前記スプリン
グ室１７内に臨ましめられる弁体１６と、前記ス
プリング室１７内に配設され、前記弁体１６を開
弁方向に付勢し且つ吐出ガス冷媒の温度上昇に伴
つて付勢力が増大せしめられるべく作用する形状
記憶合金製のスプリング１８とにより構成したこ
とを特徴とする冷凍装置。[Claims for Utility Model Registration] 1. A refrigerant circuit A configured by sequentially connecting a compressor 1, a heat source side heat exchanger 3, a pressure reducing mechanism 4, and a user side heat exchanger 5; A bypass passage 11 for liquid injection equipped with a bypass valve 12 is interposed between the liquid pipe 9 between the user-side heat exchanger 5 and the suction pipe 10 of the compressor 1. In the refrigerant device, the bypass valve 12 includes a valve body 1 that opens and closes the liquid injection refrigerant passage 15 in the bypass valve 12 and is biased in the valve closing direction by a bias spring 19.
A spring chamber 17 is attached to which a part of the valve body 6 is exposed and to which the discharge gas refrigerant of the compressor 1 is supplied.
6 in the valve-opening direction, and a spring 18 made of a shape memory alloy that acts to increase the biasing force as the temperature of the discharged gas refrigerant rises. 2. A refrigerant circuit A is provided in which a compressor 1, a heat source side heat exchanger 3, a pressure reduction mechanism 4, and a user side heat exchanger 5 are connected in sequence, and the heat source side heat exchanger 3 and the user side heat exchanger 5 are In the refrigerant device, a bypass passage 11 for liquid injection, which is equipped with a bypass valve 12, is interposed between a liquid pipe 9 between the compressor 1 and a suction pipe 10 of the compressor 1. of,
A valve body 13 having a refrigerant passage 15 to which a liquid refrigerant for liquid injection is supplied; a spring chamber 17 to which the discharge gas refrigerant of the machine 1 is supplied;
a valve body 16 that opens and closes the refrigerant passage 15 and is biased in the valve closing direction by a bias spring 19, and a portion of which extends slidably through the partition wall 21 and faces into the spring chamber 17; , a spring 18 made of a shape memory alloy that is disposed in the spring chamber 17 and acts to bias the valve body 16 in the valve opening direction and to increase the biasing force as the temperature of the discharged gas refrigerant increases; A refrigeration device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10291089U JPH0342964U (en) | 1989-08-31 | 1989-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10291089U JPH0342964U (en) | 1989-08-31 | 1989-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0342964U true JPH0342964U (en) | 1991-04-23 |
Family
ID=31651779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10291089U Pending JPH0342964U (en) | 1989-08-31 | 1989-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0342964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4674379B2 (en) * | 2005-09-26 | 2011-04-20 | 財団法人北九州産業学術推進機構 | Universal adapter |
-
1989
- 1989-08-31 JP JP10291089U patent/JPH0342964U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4674379B2 (en) * | 2005-09-26 | 2011-04-20 | 財団法人北九州産業学術推進機構 | Universal adapter |
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