JP2019109046A5 - - Google Patents
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- JP2019109046A5 JP2019109046A5 JP2019074852A JP2019074852A JP2019109046A5 JP 2019109046 A5 JP2019109046 A5 JP 2019109046A5 JP 2019074852 A JP2019074852 A JP 2019074852A JP 2019074852 A JP2019074852 A JP 2019074852A JP 2019109046 A5 JP2019109046 A5 JP 2019109046A5
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- flow path
- liquid
- installed state
- unit
- 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.)
- Granted
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- 239000003507 refrigerant Substances 0.000 claims 15
- 238000004378 air conditioning Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
Claims (4)
複数の支管（８０Ｂ）と、
各前記支管と連通し、各前記支管へ流れる冷媒又は各前記支管から流れる冷媒の流路を形成し、設置状態で前記液側冷媒流路において前記支管よりも前記室外ユニット側に位置する主管（７０Ｂ）と、
各前記支管と、前記主管とを接続する接続管部（９０Ｂ）と、
を備え、
前記主管は、設置状態における鉛直方向（ｙ）に沿って延びる第１部分（７４）を含み、
少なくとも１つの前記支管は、
設置状態における鉛直方向（ｙ）に沿って延びる第２部分（８２ａ）と、
設置状態で前記液側冷媒流路において前記第２部分よりも前記室内ユニット側に位置し、設置状態における鉛直方向に沿って延びる第３部分（８４）と、
設置状態で前記液側冷媒流路において前記第２部分と前記第３部分との間に位置し、前記第２部分と前記第３部分とを接続する折返し部分（８３）と、
を含み、
前記液側冷媒流路を介して前記室外ユニットから前記室内ユニットへと流れる冷媒が、設置状態で、前記第１部分においては下方向に沿って流れ、気液二相状態で前記接続管部（９０Ｂ）に流入するように、前記主管および前記接続管部が配置される、
配管ユニット（６０ｅ−６０ｇ）。 It is connected to a refrigerant communication pipe (La) forming a liquid-side refrigerant flow path (RC3a) between the outdoor unit (10) and the plurality of indoor units (40), and the liquid-side refrigerant flow path is connected to the refrigerant communication pipe together with the refrigerant communication pipe. A piping unit ( 60e-60g ) for forming and branching or joining the refrigerant,
Multiple branch pipes ( 80B ),
A main pipe that communicates with each of the branch pipes, forms a flow path of a refrigerant that flows into each of the branch pipes or a refrigerant that flows from each of the branch pipes, and is located closer to the outdoor unit than the branch pipe in the liquid-side refrigerant flow path in the installed state ( 70B ),
A connection pipe portion (90B) connecting each of the branch pipes and the main pipe,
Equipped with
The main pipe includes a first portion (74) extending along the vertical direction (y) in the installed state ,
At least one said branch is
A second portion ( 82a ) extending along the vertical direction (y) in the installed state ;
A third portion (84) that is located closer to the indoor unit than the second portion in the liquid-side refrigerant flow path in the installed state, and extends along the vertical direction in the installed state;
A folded-back portion (83) that is located between the second portion and the third portion in the liquid-side refrigerant flow path in the installed state and connects the second portion and the third portion;
Including,
The refrigerant flowing from the outdoor unit to the indoor unit through the liquid-side refrigerant flow path flows downward in the installed state in the first portion, and the connection pipe portion in the gas-liquid two-phase state ( 90B), the main pipe and the connecting pipe portion are arranged so as to flow into 90B).
Piping unit ( 60e-60g ).
前記第４部分は、水平方向に沿って延びる、
請求項２に記載の配管ユニット（６０、６０ａ−６０ｇ）。 At least one of the branch pipes further includes a fourth portion ( 85 ) located closer to the indoor unit than the third portion in the liquid-side refrigerant flow path in the installed state,
The fourth portion extends along a horizontal direction,
The piping unit (60, 60a-60g) of Claim 2.
請求項１又は２に記載の配管ユニット（６０、６０ａ−６０ｇ）。 The size of the branch pipe is 2 minutes or more and 6 minutes or less,
The piping unit (60, 60a-60g) of Claim 1 or 2 .
請求項１に記載の複数の前記室内ユニット（４０）と、
請求項１に記載の前記冷媒連絡配管（Ｌａ）と、
請求項１から３のいずれかに記載の前記配管ユニット（６０ｅ−６０ｇ）と、
を備える、
空調システム（１００）。 The outdoor unit (10) according to claim 1,
A plurality of said indoor units (40) according to claim 1,
The refrigerant communication pipe (La) according to claim 1,
The pipe unit ( 60e-60g ) according to any one of claims 1 to 3 ,
With
Air conditioning system (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019074852A JP7001923B2 (en) | 2019-04-10 | 2019-04-10 | Piping unit or air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019074852A JP7001923B2 (en) | 2019-04-10 | 2019-04-10 | Piping unit or air conditioning system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017190407A Division JP6652115B2 (en) | 2017-09-29 | 2017-09-29 | Piping unit or air conditioning system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019109046A JP2019109046A (en) | 2019-07-04 |
| JP2019109046A5 true JP2019109046A5 (en) | 2020-08-27 |
| JP7001923B2 JP7001923B2 (en) | 2022-01-20 |
Family
ID=67179521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019074852A Active JP7001923B2 (en) | 2019-04-10 | 2019-04-10 | Piping unit or air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7001923B2 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60211277A (en) * | 1984-04-04 | 1985-10-23 | 松下電器産業株式会社 | Refrigerant flow distributor for multi-chamber correspondingtype air conditioner |
| JPH09101070A (en) * | 1995-07-28 | 1997-04-15 | Fuji Electric Co Ltd | Refrigeration equipment |
| JP3387387B2 (en) * | 1997-09-30 | 2003-03-17 | 三菱電機株式会社 | Refrigerant distributor and refrigeration cycle device using the same |
| US7600393B2 (en) | 2005-03-09 | 2009-10-13 | Lg Electronics Inc. | Refrigerant distributing device for multi-type air conditioner |
| JP2006266563A (en) | 2005-03-23 | 2006-10-05 | Matsushita Electric Ind Co Ltd | Air conditioner |
| JP2007322006A (en) | 2006-05-30 | 2007-12-13 | Fujitsu General Ltd | Multi-room type air conditioner |
| JP2017053515A (en) | 2015-09-08 | 2017-03-16 | ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド | Air conditioner |
| JP6652115B2 (en) | 2017-09-29 | 2020-02-19 | ダイキン工業株式会社 | Piping unit or air conditioning system |
-
2019
- 2019-04-10 JP JP2019074852A patent/JP7001923B2/en active Active
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