JPS61169709U

JPS61169709U -

Info

Publication number: JPS61169709U
Application number: JP5310385U
Authority: JP
Priority date: 1985-04-10
Filing date: 1985-04-10
Publication date: 1986-10-21

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案に係る一実施例の装置における
空気吸入部の断面図、第２図は第１図の装置にお
いて内気を取入れるための操作制御装置を示す概
略説明図、第３図は本実施例における最大暖房時
の温度立上り性能曲線図、第４図は従来例におけ
る最大暖房時の温度立上り性能曲線図、第５図は
従来例の空気吸入部の断面図、第６図は他の従来
例の空気吸入部の断面図である。１…ダクト、２…送風機、３…ヒータコア、４
…内外気切換ダンパ、６…外気取入口、７…内気
取入口、１５…バルブ、１６…アクチユエータ（
駆動手段）、１７…リンク機構（駆動手段）。 FIG. 1 is a cross-sectional view of an air suction part in an apparatus according to an embodiment of the present invention, FIG. 2 is a schematic explanatory diagram showing an operation control device for taking inside air in the apparatus of FIG. 1, and FIG. Figure 4 is a temperature rise performance curve diagram at maximum heating in this embodiment, Figure 4 is a temperature rise performance curve diagram at maximum heating in the conventional example, Figure 5 is a sectional view of the air intake section in the conventional example, and Figure 6 is the other example. FIG. 2 is a cross-sectional view of a conventional air intake section. 1...Duct, 2...Blower, 3...Heater core, 4
...Inside/outside air switching damper, 6...Outside air intake, 7...Inside air intake, 15...Valve, 16...Actuator (
(driving means), 17... link mechanism (driving means).

Claims

【実用新案登録請求の範囲】吸入側の空気を吹出側へ送出する送風機と、そ
の送風空気を熱するヒータユニツトを備えた暖房
空調装置において、前記送風機へ送る空気を車室の内気又は外気に
切換え、その通路口を開閉する内外気切換ダンパ
と、該内外気切換ダンパにより外気の他に内気を取
入れる際、その最適内気となる位置に前記ダンパ
を開成させる駆動手段と、該駆動手段をエンジンからの負圧で駆動し、そ
の負圧回路の切換えを制御するバルブとを有し、前記送風機の風量を所定量以上に設定したとき
、前記バルブの切換により負圧が前記駆動手段に
加わるようにしたことを特徴とする自動車用暖房
空調装置。[Scope of Claim for Utility Model Registration] In a heating and air conditioner equipped with a blower that sends air from the intake side to the blowout side and a heater unit that heats the blown air, the air sent to the blower is directed to the inside air of a vehicle interior or to the outside air. an inside/outside air switching damper that switches between the inside and outside air to open and close its passageway; a driving means for opening the damper at a position where the optimum inside air is obtained when inside air is taken in in addition to outside air by the inside/outside air switching damper; and a valve that is driven by negative pressure from the engine and controls switching of the negative pressure circuit, and when the air volume of the blower is set to a predetermined amount or more, negative pressure is applied to the driving means by switching the valve. An automotive heating and air conditioning system characterized by: