JPH0178226U - - Google Patents
Info
- Publication number
- JPH0178226U JPH0178226U JP1987174685U JP17468587U JPH0178226U JP H0178226 U JPH0178226 U JP H0178226U JP 1987174685 U JP1987174685 U JP 1987174685U JP 17468587 U JP17468587 U JP 17468587U JP H0178226 U JPH0178226 U JP H0178226U
- Authority
- JP
- Japan
- Prior art keywords
- cooling water
- radiator
- temperature
- valve
- engine
- 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
- 239000000498 cooling water Substances 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
第１図は本考案の第１実施例に係るエンジンの
冷却装置の一部断面構成図である。第２図はバイ
パス通路のラジエータへの連結状態を示す説明図
である。第３図はサーモスタツトが開弁した時の
冷却水の流れを示す一部断面説明図である。第４
図はチユーブに働く繰り返し熱歪 応力の説明図
である。第５図は本考案の第２実施例に係るエン
ジンの冷却装置の一部断面構成図である。第６図
は従来におけるエンジンの冷却装置の一部断面構
成図である。第７図は従来におけるチユーブに働
く繰り返し熱歪応力の説明図である。
主要な部分の符号の説明、１……ラジエータ、
２……エンジン、２Ａ……エンジンの冷却水出口
、２Ｂ……エンジンの冷却水入口、３……上部冷
却水通路、４……下部冷却水通路、５……バイパ
ス通路、５Ｂ……出口側端部、６……サーモスタ
ツト、７……上部タンク、７Ａ……ラジエータの
冷却水入口、８……下部タンク、８Ａ……ラジエ
ータの冷却水出口。
FIG. 1 is a partial cross-sectional configuration diagram of an engine cooling device according to a first embodiment of the present invention. FIG. 2 is an explanatory diagram showing how the bypass passage is connected to the radiator. FIG. 3 is a partially sectional explanatory diagram showing the flow of cooling water when the thermostat is opened. Fourth
The figure is an explanatory diagram of the repeated thermal strain stress acting on the tube. FIG. 5 is a partially sectional configuration diagram of an engine cooling device according to a second embodiment of the present invention. FIG. 6 is a partial cross-sectional configuration diagram of a conventional engine cooling device. FIG. 7 is an explanatory diagram of repeated thermal strain stress acting on a conventional tube. Explanation of symbols of main parts, 1...Radiator,
2...Engine, 2A...Engine cooling water outlet, 2B...Engine cooling water inlet, 3...Upper cooling water passage, 4...Lower cooling water passage, 5...Bypass passage, 5B...Exit side End, 6...Thermostat, 7...Upper tank, 7A...Radiator cooling water inlet, 8...Lower tank, 8A...Radiator cooling water outlet.
Claims (1)
とエンジンの冷却水出口、及び、ラジエータのア
ウトレツトタンクとエンジンの冷却水入口とを接
続する一対の冷却水通路と、冷却水通路途中また
はエンジンの冷却水出入口に設けられて冷却水温
が開弁温度より低いとき閉弁し、高いとき開弁す
るサーモスタツトと、冷却水通路のラジエータ上
流部分のサーモスタツト設置部位よりエンジン側
またはエンジンのウオータ・ジヤケツトから、冷
却水通路のラジエータ下流部分またはエンジンの
冷却水入口に至るように冷却水が流れるバイパス
通路とを備えたエンジンの冷却装置において、バ
イパス通路の出口側端部をラジエータのアウトレ
ツトタンクに接続したことを特徴とするエンジン
の冷却装置。 A pair of cooling water passages that connect the radiator, the radiator inlet tank and the engine cooling water outlet, and the radiator outlet tank and the engine cooling water inlet, and a pair of cooling water passages that connect the radiator, the radiator inlet tank and the engine cooling water inlet, and a pair of cooling water passages that connect the radiator and the engine cooling water inlet and outlet. A thermostat that closes the valve when the cooling water temperature is lower than the valve opening temperature and opens the valve when the temperature is higher than the valve opening temperature, and a thermostat that closes the valve when the cooling water temperature is lower than the valve opening temperature and opens the valve when the cooling water temperature is higher than the valve opening temperature. An engine cooling device comprising a bypass passage through which cooling water flows so as to reach a radiator downstream portion of the passage or an engine cooling water inlet, characterized in that an outlet side end of the bypass passage is connected to an outlet tank of the radiator. cooling system for the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987174685U JPH0178226U (en) | 1987-11-16 | 1987-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987174685U JPH0178226U (en) | 1987-11-16 | 1987-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0178226U true JPH0178226U (en) | 1989-05-25 |
Family
ID=31466526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987174685U Pending JPH0178226U (en) | 1987-11-16 | 1987-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0178226U (en) |
-
1987
- 1987-11-16 JP JP1987174685U patent/JPH0178226U/ja active Pending