JPH0352209U

JPH0352209U -

Info

Publication number: JPH0352209U
Application number: JP11387389U
Authority: JP
Priority date: 1989-09-28
Filing date: 1989-09-28
Publication date: 1991-05-21

Description

[Brief explanation of drawings]

図面はいずれも本考案の実施例を説明するため
のもので、第１図は上記実施例に係る車両用空調
装置の概略を示す機器構成図、第２図は上記実施
例に係る自動車の側面説明図、第３図は室内ガス
センサによる内外気切換ダンパの作動制御を説明
するためのフローチヤート、第４図は室内ガスセ
ンサの出力及び内外気切換ダンパの位置の時間経
過に伴う変化を示すグラフ、第５図は車外ガスセ
ンサによる内外気切換ダンパの作動制御を説明す
るためのフローチヤート、第６図は車外ガスセン
サの出力及び内外気切換ダンパの位置の時間経過
に伴う変化を示すグラフ、第７図は上記室内及び
車外の両ガスセンサによる内外気切換ダンパの作
動制御を説明するためのフローチヤートである。１……自動車、６……室内ガスセンサ、７……
車外ガスセンサ、１０……空調装置、３４……内
外気切換ダンパ、３５……ダンパ駆動モータ、４
０……コントロールユニツト、４１……ダンパ制
御部、４２……ダンパ復帰制御部、４３……電圧
制御回路。 The drawings are all for explaining an embodiment of the present invention, and FIG. 1 is an equipment configuration diagram showing an outline of a vehicle air conditioner according to the above embodiment, and FIG. 2 is a side view of an automobile according to the above embodiment. 3 is a flowchart for explaining the operation control of the inside/outside air switching damper by the indoor gas sensor, and FIG. 4 is a graph showing changes over time in the output of the indoor gas sensor and the position of the inside/outside air switching damper. Fig. 5 is a flowchart for explaining the operation control of the internal/external air switching damper by the external gas sensor, Fig. 6 is a graph showing changes in the output of the external gas sensor and the position of the internal/external air switching damper over time, and Fig. 7 is a flowchart for explaining the operation control of the inside/outside air switching damper using both the indoor and outside gas sensors. 1...Car, 6...Indoor gas sensor, 7...
External gas sensor, 10...Air conditioner, 34...Inside/outside air switching damper, 35...Damper drive motor, 4
0... Control unit, 41... Damper control section, 42... Damper return control section, 43... Voltage control circuit.

Claims

[Scope of utility model registration request]

At least one of an indoor gas detection means for detecting gas, smoke, etc. inside the vehicle interior, and an outside gas detection means for detecting gas, smoke, etc. outside the vehicle, and internal air circulation and outside air depending on the output signal from the gas detection means. and a return control means for gradually returning the internal/external air switching damper switched by the output signal to its original position as time passes. An automotive air conditioner featuring: