JPS6297807U - - Google Patents
Info
- Publication number
- JPS6297807U JPS6297807U JP18961885U JP18961885U JPS6297807U JP S6297807 U JPS6297807 U JP S6297807U JP 18961885 U JP18961885 U JP 18961885U JP 18961885 U JP18961885 U JP 18961885U JP S6297807 U JPS6297807 U JP S6297807U
- Authority
- JP
- Japan
- Prior art keywords
- air conditioner
- intermediate duct
- air
- unit
- silencing means
- 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
- 239000011358 absorbing material Substances 0.000 claims description 3
- 230000030279 gene silencing Effects 0.000 claims 4
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Air-Conditioning For Vehicles (AREA)
Description
第１図は、本考案の一実施例を示す要部断面図
、第２〜５図は、本考案の他の実施例を示す要部
断面図、第６図は、従来の自動車用空気調和装置
を示す要部断面図である。
１…インテークユニツト、２…フアン、３…ク
ーラユニツト、４…ヒータユニツト、１２…吐出
口、２０…中間ダクト、２１…入口部、２２…出
口部、２４…リブ、２５…吸音材、２６…多孔板
、２７…閉鎖空間、Ｇ…消音手段、Ｓ１，Ｓ２，
Ｓ３…開口面積、Ｓ４…通路面積。
Fig. 1 is a sectional view of a main part showing one embodiment of the present invention, Figs. 2 to 5 are sectional views of main parts showing other embodiments of the invention, and Fig. 6 is a conventional air conditioner for automobiles. FIG. 2 is a cross-sectional view of the main parts of the device. DESCRIPTION OF SYMBOLS 1... Intake unit, 2... Fan, 3... Cooler unit, 4... Heater unit, 12... Discharge port, 20... Intermediate duct, 21... Inlet part, 22... Outlet part, 24... Rib, 25... Sound absorbing material, 26... Perforated plate, 27... Closed space, G... Sound deadening means, S 1 , S 2 ,
S3 ...opening area, S4 ...passage area.
Claims (1)
により導入した空気をエバポレータ５が設けられ
たクーラユニツト３に導き、このクーラユニツト
３に連通されたヒータユニツト４内で所定温度に
して車室内に配風するようにした自動車用空気調
和装置において、前記インテークユニツト１と前
記クーラユニツト３との間に、両ユニツト１，３
を連通する中間ダクト２０を設け、この中間ダク
ト２０内に、前記フアン２より吹き出された空気
流の通過騒音を減衰する消音手段Ｇを設けたこと
を特徴とする自動車用空気調和装置。 ２ 前記消音手段Ｇは、中間ダクト２０の入口部
２１と出口部２２を前記インテークユニツト１の
吐出口１２の開口面積Ｓ１より小さな開口面積Ｓ
２，Ｓ３にしたことを特徴とする実用新案登録請
求の範囲第１項に記載の自動車用空気調和装置。 ３ 前記消音手段Ｇは、中間ダクト２０内に前記
インテークユニツト１の吐出口１２の開口面積Ｓ
１より小さな通路面積Ｓ４とするための１個又は
複数個のリブ２４を設けたことを特徴とする実用
新案登録請求の範囲第１項に記載の自動車用空気
調和装置。 ４ 前記中間ダクト２０は、内周面に吸音材２５
わ添着してなる実用新案登録請求の範囲第３項に
記載の自動車用空気調和装置。 ５ 前記消音手段Ｇは、前記中間ダクトの入口部
２１と出口部２２を筒状の多孔板２６により連通
し、この多孔板２６の外周に閉鎖空間２７を形成
してなる実用新案登録請求の範囲第１項に記載の
自動車用空気調和装置。 ６ 前記中間ダクト２０は、閉鎖空間２７の内周
面全域又は一部に吸音材２５を添着してなる実用
新案登録請求の範囲第５項に記載の自動車用空気
調和装置。[Scope of claims for utility model registration] 1 Intake unit 1 with built-in fan 2
In an air conditioner for an automobile, the air introduced by the air is guided to a cooler unit 3 provided with an evaporator 5, and the air is heated to a predetermined temperature in a heater unit 4 connected to the cooler unit 3, and then distributed into the vehicle interior. Between the intake unit 1 and the cooler unit 3, both units 1 and 3 are connected.
An air conditioner for an automobile, characterized in that an intermediate duct 20 is provided which communicates with the airflow, and a silencing means G is provided in the intermediate duct 20 to attenuate the passing noise of the air flow blown out from the fan 2. 2. The silencing means G connects the inlet portion 21 and outlet portion 22 of the intermediate duct 20 to an opening area S smaller than the opening area S1 of the discharge port 12 of the intake unit 1.
2. The air conditioner for an automobile according to claim 1 of the utility model registration claim, characterized in that: 3 The silencing means G has an opening area S of the discharge port 12 of the intake unit 1 in the intermediate duct 20.
1. The air conditioner for an automobile according to claim 1, characterized in that one or more ribs 24 are provided to make the passage area S4 smaller than 1. 4 The intermediate duct 20 has a sound absorbing material 25 on the inner peripheral surface.
An air conditioner for an automobile according to claim 3 of the utility model registration claim. 5. The silencing means G communicates the inlet portion 21 and the outlet portion 22 of the intermediate duct through a cylindrical perforated plate 26, and forms a closed space 27 around the outer periphery of the perforated plate 26. The automotive air conditioner according to item 1. 6. The air conditioner for an automobile according to claim 5, wherein the intermediate duct 20 has a sound absorbing material 25 attached to the entire or part of the inner peripheral surface of the closed space 27.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18961885U JPS6297807U (en) | 1985-12-11 | 1985-12-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18961885U JPS6297807U (en) | 1985-12-11 | 1985-12-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6297807U true JPS6297807U (en) | 1987-06-22 |
Family
ID=31142086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18961885U Pending JPS6297807U (en) | 1985-12-11 | 1985-12-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6297807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168516A (en) * | 1987-12-24 | 1989-07-04 | Matsushita Electric Ind Co Ltd | Air conditioning device for automobile |
-
1985
- 1985-12-11 JP JP18961885U patent/JPS6297807U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168516A (en) * | 1987-12-24 | 1989-07-04 | Matsushita Electric Ind Co Ltd | Air conditioning device for automobile |
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