JPH01176793U - - Google Patents
Info
- Publication number
- JPH01176793U JPH01176793U JP7287188U JP7287188U JPH01176793U JP H01176793 U JPH01176793 U JP H01176793U JP 7287188 U JP7287188 U JP 7287188U JP 7287188 U JP7287188 U JP 7287188U JP H01176793 U JPH01176793 U JP H01176793U
- Authority
- JP
- Japan
- Prior art keywords
- port
- communicating
- valve
- blower
- ventilation duct
- 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
Links
- 238000009423 ventilation Methods 0.000 claims description 5
Landscapes
- Multiple-Way Valves (AREA)
Description
図面はこの考案の一実施例を示し、第１図は送
吸気切替え装置を示すノーマル状態の断面図、第
２図は第１弁の分解斜視図、第３図は送吸気切替
え装置の送気状態下における断面図、第４図は送
吸気切替え装置の吸気状態下における断面図であ
る。
２……吸入口、３……吐出口、４……ブロア、
５……通気ダクト、６……第１弁、７……第２弁
、８……弁ハウジング、９……中空ロータ、１１
……吸気口、１２……吸引口、１３……導出口、
１８……吸気ポート、１９……吸引ポート、２０
……導出ポート、２１……弁ハウジング、２２…
…中空ロータ、２４……排気口、２５……吹出口
、２６……導入口、３１……排気ポート、３２…
…吹出ポート、３３……導入ポート。
The drawings show an embodiment of this invention, with Fig. 1 being a sectional view of the air supply/intake switching device in its normal state, Fig. 2 being an exploded perspective view of the first valve, and Fig. 3 showing the air supply/intake switching device. FIG. 4 is a sectional view of the air supply/intake switching device under an air intake condition. 2...Suction port, 3...Discharge port, 4...Blower,
5... Ventilation duct, 6... First valve, 7... Second valve, 8... Valve housing, 9... Hollow rotor, 11
...Intake port, 12...Suction port, 13...Outlet port,
18...Intake port, 19...Suction port, 20
...Outlet port, 21...Valve housing, 22...
...Hollow rotor, 24...Exhaust port, 25...Blowout port, 26...Inlet port, 31...Exhaust port, 32...
...Blowout port, 33...Introduction port.
Claims (1)
より送吸気を行なう送吸気切替え装置であつて、 通気ダクト一端とブロアの吸入口との間に第１
弁を、通気ダクト他端とブロアの吐出口との間に
第２弁をそれぞれ介設し、 上記第１弁の円筒状弁ハウジングには大気に連
通する吸気口と、通気ダクト一端に連通する吸引
口と、ブロアの吸入口に連通する導出口とをそれ
ぞれ形成すると共に、該弁ハウジング内壁に摺接
する中空ロータには吸気ポート、吸引ポート、導
出ポートをそれぞれ形成し、 上記第２弁の円筒状弁ハウジングには大気に連
通する排気口と、通気ダクト他端に連通する吹出
口と、ブロアの吐出口に連通する導入口とをそれ
ぞれ形成すると共に、該弁ハウジング内壁に摺接
する中空ロータには排気ポート、導入ポート、吹
出しポートをそれぞれ形成した 送吸気切替え装置。[Scope of Claim for Utility Model Registration] An air supply/intake switching device that supplies and takes in air to an inverted Y-shaped ventilation duct using a single blower, wherein a first
A second valve is interposed between the other end of the ventilation duct and the discharge port of the blower, and the cylindrical valve housing of the first valve has an intake port communicating with the atmosphere and one end of the ventilation duct. A suction port and a discharge port communicating with the suction port of the blower are respectively formed, and an intake port, a suction port, and a discharge port are respectively formed in the hollow rotor that is in sliding contact with the inner wall of the valve housing, and the cylindrical cylinder of the second valve The valve housing is formed with an exhaust port communicating with the atmosphere, an air outlet communicating with the other end of the ventilation duct, and an inlet communicating with the discharge port of the blower, and a hollow rotor that slides on the inner wall of the valve housing. is an air supply/intake switching device that has an exhaust port, an inlet port, and a blowout port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7287188U JPH0712714Y2 (en) | 1988-06-01 | 1988-06-01 | Inlet / outlet switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7287188U JPH0712714Y2 (en) | 1988-06-01 | 1988-06-01 | Inlet / outlet switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01176793U true JPH01176793U (en) | 1989-12-18 |
| JPH0712714Y2 JPH0712714Y2 (en) | 1995-03-29 |
Family
ID=31298024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7287188U Expired - Lifetime JPH0712714Y2 (en) | 1988-06-01 | 1988-06-01 | Inlet / outlet switching device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0712714Y2 (en) |
-
1988
- 1988-06-01 JP JP7287188U patent/JPH0712714Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0712714Y2 (en) | 1995-03-29 |