JPS6398433U - - Google Patents
Info
- Publication number
- JPS6398433U JPS6398433U JP19348986U JP19348986U JPS6398433U JP S6398433 U JPS6398433 U JP S6398433U JP 19348986 U JP19348986 U JP 19348986U JP 19348986 U JP19348986 U JP 19348986U JP S6398433 U JPS6398433 U JP S6398433U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic motor
- hydraulic
- electromagnetic
- cooling fan
- control valve
- 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
- 238000001816 cooling Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は本考案冷却フアン駆動装置の第１実施
例を説明する油圧回路図である。第２図は本考案
冷却フアン駆動装置の第２実施例を示す油圧回路
図である。第３図は本考案冷却フアン駆動装置の
第３実施例を示す油圧回路図である。
１……エンジン冷却フアン、２……エンジン冷
却フアン駆動用の第１油圧モータ、３……第１油
圧ポンプ、４……第２油圧ポンプ、５……油圧通
路、５２……第２油圧通路、５１……電磁方向切
換弁、５３……冷暖房フアン駆動用の第２油圧モ
ータ、６……電磁流量制御弁、５４……制御部、
５５ａ……電磁絞り弁（固定絞り型）、５５ｂ…
…電磁絞り弁（全閉型）。
FIG. 1 is a hydraulic circuit diagram illustrating a first embodiment of the cooling fan driving device of the present invention. FIG. 2 is a hydraulic circuit diagram showing a second embodiment of the cooling fan driving device of the present invention. FIG. 3 is a hydraulic circuit diagram showing a third embodiment of the cooling fan driving device of the present invention. DESCRIPTION OF SYMBOLS 1... Engine cooling fan, 2... First hydraulic motor for driving the engine cooling fan, 3... First hydraulic pump, 4... Second hydraulic pump, 5... Hydraulic passage, 52... Second hydraulic passage , 51... Electromagnetic directional switching valve, 53... Second hydraulic motor for driving air conditioning fan, 6... Electromagnetic flow control valve, 54... Control unit,
55a...Electromagnetic throttle valve (fixed throttle type), 55b...
...Electromagnetic throttle valve (fully closed type).
Claims (1)
アン駆動用の第１油圧モータと、 冷暖房フアン駆動用の第２油圧モータと、 エンジンにより駆動される油圧ポンプと、 該油圧ポンプを該第１油圧モータ並びに第２油
圧モータと接続する油圧通路と、 該油圧通路中に設置され、該第１油圧モータ並
びに第２油圧モータへの圧油の流量を制御する電
磁流量制御弁と、 該第１油圧モータ並びに第２油圧モータと該電
磁流量制御弁との間に配置され、第１油圧モータ
、第２油圧モータへの圧油の供給を切換える電磁
方向切換弁と、入力信号に応じて該油圧ポンプか
ら送出された圧油を該第１油圧モータ及び該第２
油圧モータに供給及び供給停止及び該第１油圧モ
ータ若しくは該第２油圧モータに供給するように
電磁方向切換弁の作動を制御し、かつ第１油圧モ
ータ、第２油圧モータの作動状態に応じた流量に
なるように電磁流量制御弁の作動を制御する制御
部とをもつことを特徴とする冷却フアン駆動装置
。 (2) 制御部は人為的な操作による入力信号、ラ
ジエータの水温センサによる入力信号、車輌の室
内温度センサによる入力信号等により作動して電
磁方向切換弁を制御する実用新案登録請求の範囲
第１項記載の冷却フアン駆動装置。 (3) 電磁方向切換弁は、二位置方向切換弁と、
第１油圧ポンプから冷暖房フアン駆動用の第２油
圧モータへ送出される圧油の流量を制御する電磁
絞り弁とをもつ実用新案登録請求の範囲第２項記
載の冷却フアン駆動装置。[Scope of Claim for Utility Model Registration] (1) An engine cooling fan, a first hydraulic motor for driving the engine cooling fan, a second hydraulic motor for driving the cooling/heating fan, a hydraulic pump driven by the engine, and the hydraulic pressure. a hydraulic passage connecting the pump to the first hydraulic motor and the second hydraulic motor; and an electromagnetic flow control valve installed in the hydraulic passage and controlling the flow rate of pressure oil to the first hydraulic motor and the second hydraulic motor. an electromagnetic directional switching valve that is arranged between the first hydraulic motor and the second hydraulic motor and the electromagnetic flow control valve and switches the supply of pressure oil to the first hydraulic motor and the second hydraulic motor; and an input signal. The pressure oil sent from the hydraulic pump in accordance with the
Controlling the operation of the electromagnetic directional control valve to supply and stop the supply to the hydraulic motor and supply to the first hydraulic motor or the second hydraulic motor, and according to the operating state of the first hydraulic motor and the second hydraulic motor. 1. A cooling fan drive device, comprising: a control section that controls the operation of an electromagnetic flow control valve so as to maintain the flow rate. (2) The control unit controls the electromagnetic directional control valve by operating based on input signals from human operations, input signals from the water temperature sensor of the radiator, input signals from the indoor temperature sensor of the vehicle, etc. Claim No. 1 for Utility Model Registration Cooling fan drive device as described in . (3) The electromagnetic directional valve is a two-position directional valve,
The cooling fan drive device according to claim 2, which is a registered utility model and includes an electromagnetic throttle valve that controls the flow rate of pressure oil sent from the first hydraulic pump to the second hydraulic motor for driving the cooling and heating fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19348986U JPS6398433U (en) | 1986-12-16 | 1986-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19348986U JPS6398433U (en) | 1986-12-16 | 1986-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6398433U true JPS6398433U (en) | 1988-06-25 |
Family
ID=31149558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19348986U Pending JPS6398433U (en) | 1986-12-16 | 1986-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6398433U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4919731A (en) * | 1972-06-14 | 1974-02-21 | ||
| JPS5744722A (en) * | 1980-08-28 | 1982-03-13 | Aisin Seiki Co Ltd | System for driving cooling fan of automotive engine |
| JPS58124017A (en) * | 1982-01-19 | 1983-07-23 | Nippon Denso Co Ltd | Cooling system controller of engine |
| JPS61250331A (en) * | 1985-04-26 | 1986-11-07 | Nippon Denso Co Ltd | Cooling system vehicles |
-
1986
- 1986-12-16 JP JP19348986U patent/JPS6398433U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4919731A (en) * | 1972-06-14 | 1974-02-21 | ||
| JPS5744722A (en) * | 1980-08-28 | 1982-03-13 | Aisin Seiki Co Ltd | System for driving cooling fan of automotive engine |
| JPS58124017A (en) * | 1982-01-19 | 1983-07-23 | Nippon Denso Co Ltd | Cooling system controller of engine |
| JPS61250331A (en) * | 1985-04-26 | 1986-11-07 | Nippon Denso Co Ltd | Cooling system vehicles |
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