JPH0310037U - - Google Patents
Info
- Publication number
- JPH0310037U JPH0310037U JP7017889U JP7017889U JPH0310037U JP H0310037 U JPH0310037 U JP H0310037U JP 7017889 U JP7017889 U JP 7017889U JP 7017889 U JP7017889 U JP 7017889U JP H0310037 U JPH0310037 U JP H0310037U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- duct
- intake
- cooling
- intake 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
- 238000001816 cooling Methods 0.000 claims description 7
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
エンジンルーム内における吸気装置の各構成要素
の配置を示す平面図、第２図は第１図−線で
切断した同縦断側面図、第３図および第４図は同
じく第１図−線、−線でそれぞれ切断し
た要部縦断側面図、第５図は第４図矢視による
吸気ダクトの背面図、第６図は制御弁の開閉制御
を示すフローチヤート図、第７図はエンジン吸気
音に関する実験結果を示すグラフ、第８〜１０図
はそれぞれ連通路を介して接続される吸気ダクト
とクーラダクトとの接続構造の他の実施例を示す
概略斜視図である。
１……エンジン、３……エンジンルーム、１０
，１０１，１０２，１０３……吸気ダクト、１７
，１７１，１７２，１７３……連通路、４０……
冷却装置（インタクーラ）、６４，６４１，６４
２，６４３……冷却ダクト（第２ダクト）、８０
……制御弁、Ｓ１，Ｓ２，Ｓ３，Ｓ１１，Ｓ１２
，Ｓ１３……通路断面積。
The drawings show an embodiment of the present invention, in which Fig. 1 is a plan view showing the arrangement of each component of the intake system in the engine room, Fig. 2 is a longitudinal sectional side view of the same taken along the line of Fig. 1; Figures 3 and 4 are longitudinal sectional side views of the main parts taken along lines - and - in Figure 1, Figure 5 is a rear view of the intake duct as seen from the arrow in Figure 4, and Figure 6 is a view of the control valve. A flowchart showing opening/closing control, FIG. 7 is a graph showing experimental results regarding engine intake noise, and FIGS. 8 to 10 are other examples of connection structures between intake ducts and cooler ducts connected via communication passages, respectively. FIG. 1...Engine, 3...Engine room, 10
, 10 1 , 10 2 , 10 3 ...Intake duct, 17
, 17 1 , 17 2 , 17 3 ... communication path, 40 ...
Cooling device (intercooler), 64, 64 1 , 64
2,64 3 ...Cooling duct (second duct), 80
...Control valve, S 1 , S 2 , S 3 , S 11 , S 12
, S 13 ... Passage cross-sectional area.
Claims (1)
る吸気ダクトと、該エンジンルーム内に配備され
た冷却装置に冷却用空気として走行風を導く冷却
ダクトとが備えられた車両におけるエンジンの吸
気装置であつて、上記吸気ダクトの流入開口端よ
り下流側と上記冷却ダクトとを連通する連通路を
設けると共に、この連通路に、高エンジン出力が
要求される特定運転状態で冷却ダクトを吸気ダク
トに連通させる制御弁を設け、且つ該連通路と上
記吸気ダクトとをほぼ同一の通路断面積に設定し
たことを特徴とするエンジンの吸気装置。 An intake system for an engine in a vehicle, comprising an intake duct for supplying intake air to the engine in an engine room, and a cooling duct for guiding running wind as cooling air to a cooling device installed in the engine room. , providing a communication path that communicates the cooling duct with the downstream side of the inflow opening end of the intake duct, and controlling the communication path to communicate the cooling duct with the intake duct in a specific operating state where high engine output is required. 1. An intake system for an engine, characterized in that a valve is provided, and the communication passage and the intake duct are set to have substantially the same passage cross-sectional area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7017889U JPH0748983Y2 (en) | 1989-06-15 | 1989-06-15 | Engine intake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7017889U JPH0748983Y2 (en) | 1989-06-15 | 1989-06-15 | Engine intake system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0310037U true JPH0310037U (en) | 1991-01-30 |
| JPH0748983Y2 JPH0748983Y2 (en) | 1995-11-13 |
Family
ID=31606120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7017889U Expired - Lifetime JPH0748983Y2 (en) | 1989-06-15 | 1989-06-15 | Engine intake system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0748983Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04848U (en) * | 1990-04-20 | 1992-01-07 | ||
| JP2015140787A (en) * | 2014-01-30 | 2015-08-03 | トヨタ自動車株式会社 | Intake structure of on-vehicle engine |
| JP2017114356A (en) * | 2015-12-25 | 2017-06-29 | スズキ株式会社 | Intake shroud structure |
-
1989
- 1989-06-15 JP JP7017889U patent/JPH0748983Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04848U (en) * | 1990-04-20 | 1992-01-07 | ||
| JP2015140787A (en) * | 2014-01-30 | 2015-08-03 | トヨタ自動車株式会社 | Intake structure of on-vehicle engine |
| JP2017114356A (en) * | 2015-12-25 | 2017-06-29 | スズキ株式会社 | Intake shroud structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0748983Y2 (en) | 1995-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |