JPS5856114U - Internal combustion engine coolant temperature control device - Google Patents
Internal combustion engine coolant temperature control deviceInfo
- Publication number
- JPS5856114U JPS5856114U JP15001081U JP15001081U JPS5856114U JP S5856114 U JPS5856114 U JP S5856114U JP 15001081 U JP15001081 U JP 15001081U JP 15001081 U JP15001081 U JP 15001081U JP S5856114 U JPS5856114 U JP S5856114U
- Authority
- JP
- Japan
- Prior art keywords
- internal combustion
- control device
- combustion engine
- temperature control
- negative pressure
- 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
Landscapes
- Temperature-Responsive Valves (AREA)
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
第１図は従来の冷却液温度制御装置の１例を示す構成図
、第２図は本考案冷却液温度制御装置の一実施例番定常
運転時で示す構成図、第３図１ま同゛じく加速時で示す
構成図、第４図は同じく他の実施例を示す構成図である
。
１・・・・・・エンジン本体、ｌＡ・・・・・・シリン
ダブロック、ＩＢ・・・・・・オイルパン、１Ｃ・・・
・・・シリンダヘッド、ＩＤ・・・・・・ロッカカバー
、２．４・：・・・・通路、３・・・・・・ラジェータ
、３Ａ・・・・・・入口部、３Ｂ・・・・・・出口部、
５・・・・・・ウォータポンプ、６・・・・・・サーモ
スタット、７・・・・・・第１バイパス通路、１２・・
・・・・開口部、１３・・・・・・バイバネ弁、１４・
・・・・・バイパス弁駆動装置、１５・・・・・・ダイ
アフラム、１６・・・・・・第１負圧室、１７・・・・
・・第２負圧室、１８・・・・・・ばね、１９・・・・
・・オリフィス、２０・・・・・・吸入管、２１・・・
・・・シール材、４１・・・・・・ノッキングセン？、
４２・・・・・・コントローラ、４３・・・・・・電磁
弁、４４・・・・・・バイパス弁、４５・・・・・・戻
りばね、４６・・・・・・電源。Fig. 1 is a block diagram showing an example of a conventional coolant temperature control device, Fig. 2 is a block diagram showing an embodiment of the coolant temperature control device of the present invention during steady operation, and Fig. 3 is the same as Fig.1. FIG. 4 is a block diagram showing another embodiment. 1...Engine body, 1A...Cylinder block, IB...Oil pan, 1C...
... Cylinder head, ID ... Rocker cover, 2.4 ... Passage, 3 ... Radiator, 3A ... Inlet section, 3B ... ...Exit part,
5... Water pump, 6... Thermostat, 7... First bypass passage, 12...
...opening, 13... bi-spring valve, 14.
... Bypass valve drive device, 15 ... Diaphragm, 16 ... First negative pressure chamber, 17 ...
...Second negative pressure chamber, 18... Spring, 19...
... Orifice, 20 ... Suction pipe, 21 ...
...Seal material, 41...Knocking sensor? ,
42...Controller, 43...Solenoid valve, 44...Bypass valve, 45...Return spring, 46...Power source.
Claims (3)
トを設けて前記冷却液の温度を制御するようにし、前記
内燃機関の冷却液出口とウォータポンプ吸込側とを直接
連通する第１バイパス通路を設けた内燃機関の冷却液温
度制御装置において、前記サーモスタットの上流側と下
流側とを直接連通して常時は閉路している第２バイパス
通路と、前記内燃機関の運転状態の変動により駆動され
る少なくともひとつのバイパス弁とを有し、前記変動を
検知したときに、前記バイパス弁により前記第２バイパ
ス通路を開路させるとともに、前記第１パイ、パス通路
を閉路させるように構成したことを特徴とする内燃機関
の冷却液温度制御装置。(1) A thermostat is provided in a passage through which the coolant of the internal combustion engine circulates to control the temperature of the coolant, and a first bypass passage is provided that directly communicates the coolant outlet of the internal combustion engine with the water pump suction side. In the provided internal combustion engine coolant temperature control device, there is a second bypass passage that directly communicates the upstream side and the downstream side of the thermostat and is normally closed, and a second bypass passage that is driven by fluctuations in the operating state of the internal combustion engine. and at least one bypass valve, and the bypass valve is configured to open the second bypass passage and close the first pie and pass passage when the fluctuation is detected. Coolant temperature control device for internal combustion engines.
制御装置において、吸入負圧が遅延されて導かれる第１
負圧室と、 前記吸入負圧が直接導かれる第２負圧室と、前記第１負
圧室および第２負圧室を画成して前記バイパス弁が取付
けられたダイアフラムとを備えたバイパス弁駆動制御装
置を有し、前記内燃機関の加速時における前記第１負圧
室と前記第２負圧室との差圧により前記ダイアフラムを
介して前記バイパス弁を駆動して前記バイパス通路を閉
路させ前記第２バイパス通路を開路させるようにしたこ
とを特徴とする内燃機関の冷却液温度制御装置。(2) Utility model registration In the coolant temperature control device according to claim 1, the first
A bypass comprising a negative pressure chamber, a second negative pressure chamber to which the suction negative pressure is directly introduced, and a diaphragm defining the first negative pressure chamber and the second negative pressure chamber and to which the bypass valve is attached. a valve drive control device, the bypass valve is driven via the diaphragm by a pressure difference between the first negative pressure chamber and the second negative pressure chamber during acceleration of the internal combustion engine to close the bypass passage; A coolant temperature control device for an internal combustion engine, wherein the second bypass passage is opened.
記載の冷却液温度制御装置において、ノッキングセンサ
と、該ノッキングセンサからの信号により前記バイパス
弁を駆動する電磁弁とを有し、前記ノッキングセンサに
よりノッキングを検知したときに、前記バイノ々ス弁を
駆動して、前記第１ノ〜パス通路を閉路させ前記第２バ
イパス通路を開路させる上うにしたことを特徴とする内
燃機−の冷却液温度制御装置。 −(3) Utility model registration The coolant temperature control device according to claim 1 or 2, comprising a knocking sensor and a solenoid valve that drives the bypass valve by a signal from the knocking sensor, Cooling of an internal combustion engine, characterized in that when knocking is detected by a knocking sensor, the bino-no-pass valve is driven to close the first bypass passage and open the second bypass passage. Liquid temperature control device. −
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15001081U JPS5856114U (en) | 1981-10-12 | 1981-10-12 | Internal combustion engine coolant temperature control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15001081U JPS5856114U (en) | 1981-10-12 | 1981-10-12 | Internal combustion engine coolant temperature control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5856114U true JPS5856114U (en) | 1983-04-16 |
Family
ID=29942759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15001081U Pending JPS5856114U (en) | 1981-10-12 | 1981-10-12 | Internal combustion engine coolant temperature control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5856114U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100428217B1 (en) * | 2001-07-10 | 2004-04-28 | 현대자동차주식회사 | Engine cooling system |
| JP2017129017A (en) * | 2016-01-18 | 2017-07-27 | マツダ株式会社 | Cooling device for engine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55160117A (en) * | 1979-05-29 | 1980-12-12 | Toyota Motor Corp | Circulation controller for cooling water in internal combustion engine with exhaust turbo-charger |
-
1981
- 1981-10-12 JP JP15001081U patent/JPS5856114U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55160117A (en) * | 1979-05-29 | 1980-12-12 | Toyota Motor Corp | Circulation controller for cooling water in internal combustion engine with exhaust turbo-charger |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100428217B1 (en) * | 2001-07-10 | 2004-04-28 | 현대자동차주식회사 | Engine cooling system |
| JP2017129017A (en) * | 2016-01-18 | 2017-07-27 | マツダ株式会社 | Cooling device for engine |
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