JPH0342965U - - Google Patents
Info
- Publication number
- JPH0342965U JPH0342965U JP10290989U JP10290989U JPH0342965U JP H0342965 U JPH0342965 U JP H0342965U JP 10290989 U JP10290989 U JP 10290989U JP 10290989 U JP10290989 U JP 10290989U JP H0342965 U JPH0342965 U JP H0342965U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- automatic expansion
- sensitive automatic
- expansion valve
- refrigeration system
- 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
- 238000005057 refrigeration Methods 0.000 claims description 11
- 239000003507 refrigerant Substances 0.000 claims description 8
- 238000010257 thawing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案の実施例１にかかる冷凍装置の
冷媒回路図、第２図は実施例１にかかる冷凍装置
に使用される感温自動膨張弁の構造を示す断面図
、第３図は本考案の実施例２にかかる冷凍装置に
使用される感温自動膨張弁の構造を示す断面図、
第４図は本考案の実施例３にかかる冷凍装置の冷
媒回路図、第５図は従来公知の感温自動膨張弁の
構造を示す断面図である。
１……圧縮機、２……四路切換弁、３……凝縮
器、６……感温自動膨張弁、８……蒸発器、１４
，１５，１６……ドライヤフイルター、１８……
バイパス路、３０……均圧管、Ａ……冷媒回路。
Fig. 1 is a refrigerant circuit diagram of a refrigeration system according to the first embodiment of the present invention, Fig. 2 is a sectional view showing the structure of a temperature-sensitive automatic expansion valve used in the refrigeration system according to the first embodiment, and Fig. 3 is a refrigerant circuit diagram of a refrigeration system according to the first embodiment of the present invention. A sectional view showing the structure of a temperature-sensitive automatic expansion valve used in a refrigeration device according to a second embodiment of the present invention,
FIG. 4 is a refrigerant circuit diagram of a refrigeration system according to a third embodiment of the present invention, and FIG. 5 is a sectional view showing the structure of a conventionally known temperature-sensitive automatic expansion valve. 1... Compressor, 2... Four-way switching valve, 3... Condenser, 6... Temperature-sensitive automatic expansion valve, 8... Evaporator, 14
, 15, 16... dryer filter, 18...
Bypass path, 30... pressure equalization pipe, A... refrigerant circuit.
Claims (1)
圧式の感温自動膨張弁６および蒸発器８を順次接
続してなる冷媒回路Ａを備えた冷凍装置において
、前記感温自動膨張弁６における正サイクル時に
入口となる部位および外部均圧管３０には、ドラ
イヤフイルター１４，１５をそれぞれ設けたこと
を特徴とする冷凍装置。 ２ 圧縮機１、四路切換弁２、凝縮器３、内部均
圧式の感温自動膨張弁６および蒸発器８を順次接
続してなる冷媒回路Ａを備えた冷凍装置において
、前記感温自動膨張弁６における正サイクル時に
入口および出口となる部位には、ドライヤフイル
ター１４，１６をそれぞれ設けたことを特徴とす
る冷凍装置。 ３ 圧縮機１、四路切換弁２、凝縮器３、感温自
動膨張弁６および蒸発器８を順次接続してなる冷
媒回路Ａを備えた冷凍装置において、逆サイクル
デフロスト時にのみ高温高圧のガス冷媒の一部を
、前記感温自動膨張弁６における正サイクル時に
入口となる部位に供給すべきバイパス路１８を付
設したことを特徴とする冷凍装置。[Claims for Utility Model Registration] 1 Refrigeration equipped with a refrigerant circuit A consisting of a compressor 1, a four-way switching valve 2, a condenser 3, an external pressure-equalizing temperature-sensitive automatic expansion valve 6, and an evaporator 8 connected in sequence. A refrigeration device characterized in that dryer filters 14 and 15 are provided at a portion of the temperature-sensitive automatic expansion valve 6 that becomes an inlet during a normal cycle and at an external pressure equalization pipe 30, respectively. 2. In a refrigeration system equipped with a refrigerant circuit A formed by sequentially connecting a compressor 1, a four-way switching valve 2, a condenser 3, an internal pressure-equalizing temperature-sensitive automatic expansion valve 6, and an evaporator 8, the temperature-sensitive automatic expansion A refrigeration system characterized in that dryer filters 14 and 16 are provided at the inlet and outlet portions of the valve 6 during the normal cycle, respectively. 3 In a refrigeration system equipped with a refrigerant circuit A in which a compressor 1, a four-way switching valve 2, a condenser 3, a temperature-sensitive automatic expansion valve 6, and an evaporator 8 are sequentially connected, high-temperature and high-pressure gas is used only during reverse cycle defrosting. A refrigeration system characterized in that a bypass passage 18 is provided to supply a portion of the refrigerant to a portion of the temperature-sensitive automatic expansion valve 6 that becomes an inlet during a normal cycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10290989U JPH0342965U (en) | 1989-08-31 | 1989-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10290989U JPH0342965U (en) | 1989-08-31 | 1989-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0342965U true JPH0342965U (en) | 1991-04-23 |
Family
ID=31651778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10290989U Pending JPH0342965U (en) | 1989-08-31 | 1989-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0342965U (en) |
-
1989
- 1989-08-31 JP JP10290989U patent/JPH0342965U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63162272U (en) | ||
| JPH0342965U (en) | ||
| JPS62169883U (en) | ||
| JPH0474268U (en) | ||
| JPH01175275U (en) | ||
| JPH0461271U (en) | ||
| JPH036263U (en) | ||
| JPS58133765U (en) | Air conditioner refrigerant control circuit | |
| JPS6127062U (en) | refrigeration cycle | |
| JPH0220063U (en) | ||
| JPS61195259U (en) | ||
| JPH0216966U (en) | ||
| JPH02103661U (en) | ||
| JPH02565U (en) | ||
| JPS63134357U (en) | ||
| JPS6334961U (en) | ||
| JPS58174660U (en) | Refrigeration equipment | |
| JPH03111873U (en) | ||
| JPH0230875U (en) | ||
| JPS61114257U (en) | ||
| JPH02147759U (en) | ||
| JPS63194259U (en) | ||
| JPH0348680U (en) | ||
| JPS6357471U (en) | ||
| JPS6280159U (en) |