JPS6037779U - refrigerator evaporator - Google Patents
refrigerator evaporatorInfo
- Publication number
- JPS6037779U JPS6037779U JP12938783U JP12938783U JPS6037779U JP S6037779 U JPS6037779 U JP S6037779U JP 12938783 U JP12938783 U JP 12938783U JP 12938783 U JP12938783 U JP 12938783U JP S6037779 U JPS6037779 U JP S6037779U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- evaporator
- pipe
- refrigerator
- check valve
- 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
Landscapes
- Defrosting Systems (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の蒸発器を含む逆サイクルホットガス除霜
方式を採用した冷凍機の冷媒回路図、第2図および第4
図はそれぞれこの考案の異なる実施例の蒸発器回路図、
第3図は第2図実施例の除霜運転時における動作説明の
ための等価回路図である。
1・・・・・・圧縮器、2・・・・・・凝縮器、3・・
・・・・膨張弁、4・・・・・・蒸発器、6・・・・・
・四方弁、13・・・・・・蒸発器の冷却管、14・・
・・・・フィン、15,18・・・・・・逆止弁、16
・・・・・・ホットガス回路、17・・・・・・U字ト
ラップ、19・・・・・・油戻し管路、P・・・・・・
コイル入口、Q・・・・・・コイル出口。Figure 1 is a refrigerant circuit diagram of a refrigerator that uses a reverse cycle hot gas defrosting system that includes a conventional evaporator, Figures 2 and 4
The figures are evaporator circuit diagrams of different embodiments of this invention,
FIG. 3 is an equivalent circuit diagram for explaining the operation of the embodiment shown in FIG. 2 during defrosting operation. 1... Compressor, 2... Condenser, 3...
...Expansion valve, 4...Evaporator, 6...
・Four-way valve, 13...Evaporator cooling pipe, 14...
...Fin, 15, 18...Check valve, 16
...Hot gas circuit, 17...U-shaped trap, 19...Oil return pipe, P...
Coil inlet, Q... Coil outlet.
Claims (2)
は膨張弁を通じて最上段のコイル入口より液冷媒を供給
し、一方、除霜時には逆サイクル方式によりコイル出口
を通じてホットガスを供給することにより蒸発器を凝縮
器として運転する冷凍機の蒸発器において、蒸発器のコ
イルを上部コイルと下部コイルに区分し、かつその最上
段をコイル入口とする上部コイルの最下段と下部コイル
の最下段の相互間を直列接続して下部コイルの最上段よ
り出口管を引き出すとともに、下部コイルの最下段と上
部コイルの入口側の冷媒回路との間にまたがって上部コ
イルおよび前記膨張弁をバイパスする逆止弁付きのホッ
トガス回路を設けたことを特徴とする冷凍機の蒸発器。(1) It has a finned coil type, and during cooling operation, liquid refrigerant is supplied from the top coil inlet through an expansion valve, while during defrosting, hot gas is supplied through the coil outlet using a reverse cycle method to operate the evaporator. In the evaporator of a refrigerator that operates as a condenser, the coil of the evaporator is divided into an upper coil and a lower coil, and the uppermost coil is the coil inlet. A check valve with a check valve connected in series to draw out an outlet pipe from the top of the lower coil, and bypassing the upper coil and the expansion valve by spanning between the bottom of the lower coil and the refrigerant circuit on the inlet side of the upper coil. An evaporator for a refrigerator characterized by being equipped with a hot gas circuit.
いて、下部コイルの最下段とコイル出口との間にまたが
ってU字トラップおよび逆止弁を □有する管径が
コイル管径に比べて十分小径な油戻し管路を接続配管し
たことを特徴とする冷凍機の蒸発器。(2) Scope of Utility Model Registration In the evaporator described in claim 1, the diameter of the pipe having a U-shaped trap and check valve extending between the lowest stage of the lower coil and the coil outlet is smaller than the diameter of the coil pipe. An evaporator for a refrigerator, characterized in that an oil return pipe with a sufficiently small diameter is connected to the evaporator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12938783U JPS6037779U (en) | 1983-08-22 | 1983-08-22 | refrigerator evaporator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12938783U JPS6037779U (en) | 1983-08-22 | 1983-08-22 | refrigerator evaporator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6037779U true JPS6037779U (en) | 1985-03-15 |
Family
ID=30293184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12938783U Pending JPS6037779U (en) | 1983-08-22 | 1983-08-22 | refrigerator evaporator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6037779U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0562557A (en) * | 1991-09-03 | 1993-03-12 | Mitsubishi Electric Corp | Drawout type circuit breaker |
-
1983
- 1983-08-22 JP JP12938783U patent/JPS6037779U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0562557A (en) * | 1991-09-03 | 1993-03-12 | Mitsubishi Electric Corp | Drawout type circuit breaker |
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