JPS61152507U

JPS61152507U -

Info

Publication number: JPS61152507U
Application number: JP3611885U
Authority: JP
Priority date: 1985-03-15
Filing date: 1985-03-15
Publication date: 1986-09-20
Also published as: JPH0345845Y2

Description

[Brief explanation of the drawing]

第１図はこの考案の自動車用空気調和装置のヒ
ータユニツトのベントモードを示す断面図、第２
図はこの考案のデフモードを示す断面図、第３図
はこの考案のフツトモードを示す断面図、第４図
はこの考案のバイレベル（Ｂ／Ｌ）モードを示す
断面図、第５図はこの考案のデフ・フツトモード
を示す断面図、第６図は他の実施例を示すヒータ
ユニツトの断面図、第７図は従来の自動車用空気
調和装置の正面図、第８図は第７図の―線に
沿う断面図、第９図はバイレベル（Ｂ／Ｌ）モー
ド時における各ダクトの特性線図、第１０図はデ
フ・フツトモード時における各ダクトの特性線図
、第１１図は他の従来のヒータユニツトを示す正
面図、第１２図は第１１図の―線に沿う
断面図、第１３図はバイレベル（Ｂ／Ｌ）モード
時の特性線図、第１４図はデフ・フツトモード時
の特性線図である。２…インテークユニツト、４ａ…エアーミツク
スドア、４ｂ…ヒータコア、２５，４０…配風室
、２６，４１…デフチヤンバー、２７，４４…フ
ツトダクト、２８…センターベントダクト、２８
ａ…ベント口、２９ａ…デフ口、２９…デフダク
ト、３０…サイドベントダクト、３３，４５…ベ
ントドア、３４，４６…デフドア、３６，４８…
チヤンバードア。 Figure 1 is a sectional view showing the vent mode of the heater unit of the automotive air conditioner of this invention;
Figure 3 is a sectional view showing the differential mode of this invention, Figure 3 is a sectional view showing the foot mode of this invention, Figure 4 is a sectional view showing the bi-level (B/L) mode of this invention, and Figure 5 is a sectional view showing this invention. 6 is a sectional view of a heater unit showing another embodiment, FIG. 7 is a front view of a conventional air conditioner for an automobile, and FIG. 9 is a characteristic diagram of each duct in bilevel (B/L) mode, FIG. 10 is a characteristic diagram of each duct in differential foot mode, and FIG. 11 is a characteristic diagram of each duct in bilevel (B/L) mode. A front view showing the heater unit, Fig. 12 is a sectional view taken along the - line in Fig. 11, Fig. 13 is a characteristic diagram in bi-level (B/L) mode, and Fig. 14 is a characteristic diagram in differential foot mode. It is a line diagram. 2... Intake unit, 4a... Air mix door, 4b... Heater core, 25, 40... Air distribution chamber, 26, 41... Differential chamber, 27, 44... Foot duct, 28... Center vent duct, 28
a... Vent port, 29a... Differential port, 29... Differential duct, 30... Side vent duct, 33, 45... Vent door, 34, 46... Differential door, 36, 48...
chamber door.

Claims

[Scope of utility model registration request]

A heater core 4b is provided to heat the air introduced from the intake unit 2, and an air mix door 4a is provided to vary the ratio between the amount of air sent into the heater core and the amount of air bypassed.
A ventilation chamber is provided in which the air distributed by the air mix door generates a hot air area and a cold air area.
, vent ducts 28, 30 and foot duct 2
In the heater unit of an air conditioner for an automobile, the air distribution chambers 25, 44 are provided in communication with each other.
A part of 40 is divided into differential vent chamber 2.
6, 41, and a differential door 34, 46 is provided on the hot air area side on the boundary surface that partitions the air distribution chambers 25, 40 and the differential vent chamber 26, 41, and a vent door 33, 45 is provided on the cold air area side. are provided, and the differential port 29a and the vent port 2 of the differential vent chamber are provided.
8a and the differential duct 29 and vent duct 28
The differential duct 29 and the vent duct 28 extend in a direction that does not intersect with each other, and the differential opening 29a and the vent opening 28a are selectively opened and closed by the chamber doors 36 and 48. Heater unit for automotive air conditioners.