JPS5875013U

JPS5875013U - Automotive air conditioner

Info

Publication number: JPS5875013U
Application number: JP16936581U
Authority: JP
Inventors: 和夫小倉; 三井　正俊
Original assignee: 三菱重工業株式会社
Priority date: 1981-11-16
Filing date: 1981-11-16
Publication date: 1983-05-20

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は公知のカーエアコンシステムを示す系統図、第
２図は第１図の制御系統図、第３図は第２図によるアイ
ドル時のエンジン回転数を示す線・図、第４図は本考案
の一実施例を示す制御系統図、第５図は第４図の制御装
置の拡大図、第６図は第４〜５図による本装置のアイド
ル時のエンジン回転数を示す線図である。２ａ・・・コイル、９・・・バッテリ、１０・・・コン
プレッサ運転スイッチ、１７−負圧取出口、１８・・・
ゴムホース、１９・・・逆止弁、２０・・・負圧タンク
、２１・・・吸気管、２２・・・スロットルバルブ、２
９・・・制御装置、３０・・・リレーコイル、３１ａ、
３１ｂ・・・リレー接点、３２・・・第１電磁弁、３３
・・・励磁コイル、３４・・・負圧用バルブ、３５・・
・大気用バルブ、３６・・・負圧導入口、３７・・・出
力口、３８・・・第２電磁弁、３９・・・励磁コイル、
４０・・・負圧用バルブ、４１・・・大気用バルブ、４
２・・・負圧導入口、４３・・・出力口、４４・・・負
圧アクチュエータ、４５・・・負圧室、４６・・・負圧
室、４７・・・第１ダイアフラム、４８・・・第２ダイ
アフラム、４９・・・リターンスプリング、５０・・・
負圧アクチュエータケース、５１・・・プレート、５２
・・・プレート、５３・・・プレート、５４・・・シャ
フト、５６・・・検出器、５７・・・ヒステリシス要素
、５９・・・スナップリング、６ｏ・・・スナップリン
グ。ＴｃＨ’ｉFig. 1 is a system diagram showing a known car air conditioner system, Fig. 2 is a control system diagram of Fig. 1, Fig. 3 is a line/diagram showing the engine speed at idle according to Fig. 2, and Fig. 4 is a system diagram showing a known car air conditioner system. A control system diagram showing one embodiment of the present invention, FIG. 5 is an enlarged view of the control device shown in FIG. 4, and FIG. 6 is a diagram showing the engine speed at idle of the device according to FIGS. be. 2a...Coil, 9...Battery, 10...Compressor operation switch, 17-Negative pressure outlet, 18...
Rubber hose, 19... Check valve, 20... Negative pressure tank, 21... Intake pipe, 22... Throttle valve, 2
9... Control device, 30... Relay coil, 31a,
31b... Relay contact, 32... First solenoid valve, 33
...Exciting coil, 34...Negative pressure valve, 35...
・Atmospheric valve, 36... Negative pressure inlet, 37... Output port, 38... Second solenoid valve, 39... Excitation coil,
40... Negative pressure valve, 41... Atmosphere valve, 4
2... Negative pressure inlet, 43... Output port, 44... Negative pressure actuator, 45... Negative pressure chamber, 46... Negative pressure chamber, 47... First diaphragm, 48... ...Second diaphragm, 49...Return spring, 50...
Negative pressure actuator case, 51... plate, 52
Plate, 53 Plate, 54 Shaft, 56 Detector, 57 Hysteresis element, 59 Snap ring, 6o Snap ring. TcH'i

Claims

[Scope of utility model registration request]

An output operating means for controlling output control means such as a throttle valve of the engine in two stages, an air temperature detector on the inlet side of the condenser, and a signal for switching the output operating means in two stages according to the output of the air temperature detector. and control means for generating the air temperature, the increase in the engine output is made large when the output of the air temperature sensor is above the set value, and the increase in the engine output is made small when the output is below the set value. Features of automotive air conditioning equipment.