JP6893704B2 - 流路切換弁 - Google Patents
流路切換弁 Download PDFInfo
- Publication number
- JP6893704B2 JP6893704B2 JP2019153120A JP2019153120A JP6893704B2 JP 6893704 B2 JP6893704 B2 JP 6893704B2 JP 2019153120 A JP2019153120 A JP 2019153120A JP 2019153120 A JP2019153120 A JP 2019153120A JP 6893704 B2 JP6893704 B2 JP 6893704B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- body portion
- valve seat
- partition member
- 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.)
- Active
Links
- 238000005192 partition Methods 0.000 claims description 36
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 239000003507 refrigerant Substances 0.000 description 68
- 238000001816 cooling Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1223—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being acted upon by the circulating fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Description
Claims (3)
- 弁室が設けられた筒状の弁ハウジングと、前記弁室に配置された第1弁座と、前記弁室に前記第1弁座と対向して配置された第2弁座と、前記第1弁座と前記第2弁座との間に軸線方向にスライド可能に配置された弁体と、を有する流路切換弁であって、
前記弁体は、前記第1弁座側に配置された筒状の第1弁体部と、前記第2弁座側に配置された第2弁体部と、前記第1弁体部と前記第2弁体部との間に配置された仕切り部材と、を有し、
前記仕切り部材は、前記第1弁体部に対して前記第1弁座と前記第2弁座との対向方向に移動可能でかつ前記第1弁体部における前記第2弁座側の開口を塞ぐように配置され、
前記第1弁体部と前記仕切り部材とは、前記第1弁座に設けられた複数のポートのうちの2つのポートを連通させる第1Uターン通路を形成するように構成され、
前記第2弁体部は、前記第2弁座に設けられた複数のポートのうちの2つのポートを連通させる第2Uターン通路が設けられ、
前記仕切り部材と前記第2弁体部との間には前記弁室と連通された背圧空間が設けられていることを特徴とする流路切換弁。 - 前記仕切り部材は、底壁部と、前記底壁部の周縁に連設された周壁部とを有し、
前記第1弁体部と前記仕切り部材の周壁部との間に封止部材が配置され、
前記封止部材の外形について前記対向方向に投影した投影面積が、前記第1弁体部における前記第1弁座側の開口面積より大きい、請求項1に記載の流路切換弁。 - 前記第1弁体部と前記第2弁体部との間に圧縮コイルばねが配置されている、請求項1または請求項2に記載の流路切換弁。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019153120A JP6893704B2 (ja) | 2019-08-23 | 2019-08-23 | 流路切換弁 |
CN202010439993.8A CN112413174B (zh) | 2019-08-23 | 2020-05-22 | 流路切换阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019153120A JP6893704B2 (ja) | 2019-08-23 | 2019-08-23 | 流路切換弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021032330A JP2021032330A (ja) | 2021-03-01 |
JP6893704B2 true JP6893704B2 (ja) | 2021-06-23 |
Family
ID=74677169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019153120A Active JP6893704B2 (ja) | 2019-08-23 | 2019-08-23 | 流路切換弁 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6893704B2 (ja) |
CN (1) | CN112413174B (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3327670B2 (ja) * | 1994-03-30 | 2002-09-24 | 東芝キヤリア株式会社 | 流体圧縮機および空気調和機 |
JP6261008B2 (ja) * | 2015-06-09 | 2018-01-17 | 株式会社鷺宮製作所 | スライド式切換弁及び冷凍サイクルシステム |
CN107355563B (zh) * | 2016-05-09 | 2019-09-20 | 浙江三花制冷集团有限公司 | 换向阀及具有其的制冷系统 |
JP6809706B2 (ja) * | 2016-09-12 | 2021-01-06 | 株式会社不二工機 | 六方切換弁 |
JP6515154B2 (ja) * | 2017-08-31 | 2019-05-15 | 株式会社不二工機 | 流路切換弁 |
JP6515163B2 (ja) * | 2017-09-29 | 2019-05-15 | 株式会社不二工機 | 六方切換弁 |
-
2019
- 2019-08-23 JP JP2019153120A patent/JP6893704B2/ja active Active
-
2020
- 2020-05-22 CN CN202010439993.8A patent/CN112413174B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN112413174B (zh) | 2023-12-08 |
JP2021032330A (ja) | 2021-03-01 |
CN112413174A (zh) | 2021-02-26 |
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