CN2911203Y - Electrically controlled hydraulic driving fan thermal system - Google Patents
Electrically controlled hydraulic driving fan thermal system Download PDFInfo
- Publication number
- CN2911203Y CN2911203Y CN 200620061455 CN200620061455U CN2911203Y CN 2911203 Y CN2911203 Y CN 2911203Y CN 200620061455 CN200620061455 CN 200620061455 CN 200620061455 U CN200620061455 U CN 200620061455U CN 2911203 Y CN2911203 Y CN 2911203Y
- Authority
- CN
- China
- Prior art keywords
- valve
- fan
- radiator
- motor
- fluid power
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
A electric control hydraulic driving fan thermal system, including a oil tank, radiators, a cooling fan, a hydraulic motor, a hydraulic pump, a electric control valve, temperature sensors, speed sensors and a electric control unit. The oil tank, the hydraulic pump, the electric control valve and hydraulic motor form a hydraulic driving circuit which can control the hydraulic motor and adjust the cooling fan speed. The electric control valve, the temperature sensors on each radiator and the speed sensor on the fan are connected with the electric control unit by control lines. The system guarantees through real-time concise control of the electric control unit that motors, hydraulic working systems, hydraulic power systems and pressurization systems of cars and machines maintain within the best working temperature range; that standby time before cars or machines starts to work, energy and oil are saved; that work efficiency is improved and durability of the system or the components is prolonged.
Description
Technical field
The utility model relates to a kind of heat exchange field that is applied to various vehicles, engineering machinery etc., the hot system of especially a kind of automatically controlled fluid power drive fan.
Background technique
The motor of vehicle and engineering machinery etc., hydraulic pressure Operation System, fluid power power taking system, pressurization system etc. can produce a large amount of heat in the process of work, must use cooling system or hot system equipment in order to guarantee the normal operation of system equipment.At present, various coolers or heat exchanger that the cooling system of vehicle and engineering machinery etc. or hot system cools parts mainly rely on system itself, cooling fan normally is installed on the motor, and the change of cooling air quantity is to adjust rotation speed of the fan by engine speed change.Cooling system or hot system consider the Performance Match problem of minority operating mode of the system of radiator, fan and various generation heats respectively, rather than the hot system product that designs and make with the notion of system.Cooling system or hot system can not satisfy the heat exchange requirement of various systems all working operating mode; therefore often various generation heats such as the motor of generation vehicle and engineering machinery, hydraulic pressure Operation System, fluid power power taking system, pressurization system also need the system equipment of cooling to produce overheated or surfusion; particularly under the big Operating torque condition of low engine speed; because cooling fan rotation speed is lower, air quantity is little; it is overheated just to cause through regular meeting; and when startup idling, ambient temperature are low, can cause cold again.The system that can not guarantee always works in the best operating temperature, cause shortening system or parts life-span, increase energy consumption, reduce problems such as working efficiency.
The model utility content
The purpose of this utility model is the problem at above-mentioned existence, provide a kind of and can accurately control rotation speed of the fan, cooling air quantity and system radiating amount, make the various generation heats such as motor, hydraulic pressure Operation System, fluid power power taking system, pressurization system of vehicle, engineering machinery etc. all the time and need the system equipment of cooling to maintain the hot system of automatically controlled fluid power drive fan of work in the optimum working temperature scope.
The hot system of the automatically controlled fluid power drive fan of the utility model is achieved in that the hot system of automatically controlled fluid power drive fan comprises fuel tank, radiator, cooling fan, fluid-power motor, Hydraulic pump, electrically-controlled valve, temperature transducer, ECU (Electrical Control Unit); Fuel tank, Hydraulic pump, electrically-controlled valve, fluid-power motor are formed fluid power and are driven the loop, temperature transducer, electrically-controlled valve are connected with ECU (Electrical Control Unit) by control wiring respectively, fluid power drives can be provided with a duplexure that connects electrically-controlled valve in the loop, electrically-controlled valve is connected with ECU (Electrical Control Unit) by control wiring, drive the oil pressure in loop with control fluid power, thereby the control fluid-power motor is adjusted speed of cooling fan.
When system needs accurately control, system will increase a velocity transducer, be used for the speed feedback of rotation speed of the fan, and by controller rotation speed of the fan be adjusted once more.
Described radiator can be engine coolant radiator, work system and power taking system oil radiator, sky-aerial cold heat sink etc., quantity can change according to the specific requirement of different vehicles or engineering machinery to some extent with arrangement, can adopt a plurality of radiator cold side series, parallel modes or series connection and mode integral body or the partial installation that combines in parallel, best mode can be to adopt the mode of a plurality of or multiple radiator stack in parallel.The radiator combination need be mated heat dispersion and drag characteristic.
Described cooling fan is installed in the fan wind scooper, and fan wind scooper and radiator are installed together side by side, to improve the utilization ratio of fan.
Described electrically-controlled valve can be electronically controlled proportional valve or variable displacement pump control valve, and electronically controlled proportional valve can be direct proportaion valve or inverse proportion valve.
Described temperature transducer can corresponding employing liquid or gas temperature sensor according to the medium difference of required cooling, is installed in each radiator or the accurate place of collecting temperature.
Described velocity transducer can be installed in the place that can accurately gather cooling fan rotation speed.
Hydraulic pump can be gear pump, vane pump or plunger pump, can be installed in the corresponding position of motor or other can provide the place of enough power.
Described fluid-power motor can be gear motor, sliding-vane motor or piston motor.
Described ECU (Electrical Control Unit) can be installed in operator cabin or the corresponding position of engine nacelle.
The ECU (Electrical Control Unit) pre-set program of the hot system of the utility model fluid power drive fan, the signal that temperature transducer collects is by comparing with the ECU (Electrical Control Unit) setting value, the control signal of ECU (Electrical Control Unit) passing ratio valve then, change the aperture or the flow of Proportional valve, regulate the oil pressure that fluid power drives the loop, thereby regulator solution force motor, fluid-power motor drive cooling fan to regulate the rotating speed of fan; Simultaneously, ECU (Electrical Control Unit) collects the speed of fan in real time according to velocity transducer, compare with the rotation speed of the fan of the program of setting, and the aperture and the flow of the real-time resize ratio valve of the control signal of passing ratio valve, drive the loop by fluid power and control fluid-power motor in real time, thereby revise the rotating speed of fan, can accurately control rotation speed of the fan and system temperature.
The hot system of the automatically controlled fluid power drive fan of the utility model, by the real-time control of ECU (Electrical Control Unit), when system needed big heat dissipating capacity, system improved the rotating speed of fan automatically, increased the heat dissipating capacity of system; When system only needs little heat dissipating capacity, then reduce the rotating speed of fan automatically, reduce the loss of heat, reach the accurate control of rotation speed of the fan, cooling air quantity and system radiating amount.Can make vehicle, the motor of engineering machinery, the hydraulic pressure Operation System, fluid power power taking system, various generation heats such as pressurization system also need the system of cooling or parts can maintain work in the optimum working temperature scope all the time, each work system that guarantees vehicle or engineering machinery is no longer overheated or cold excessively, thereby assurance vehicle or engineering machinery can be worked continuously and stably, and shorten the time that vehicle or engineering machinery enter operating condition, increase work efficiency, reduce the energy or fuel consume, prolongation system or component working life, this system also has characteristics easy to installation and maintenance.
Description of drawings
Fig. 1 is the systematic schematic diagram of the hot system of the automatically controlled fluid power drive fan of the utility model;
Fig. 2 is that reference view is installed by the mechanism of the hot system of the automatically controlled fluid power drive fan of the utility model.
Embodiment
Below in conjunction with accompanying drawing the hot system of the automatically controlled fluid power drive fan of the utility model is described in further detail:
ECU (Electrical Control Unit) 8, all temps sensor 9, velocity transducer 7, electrically-controlled valve 6 forming control systems, ECU (Electrical Control Unit) is with temperature and the rate signal gathered, according to predefined control mode, by regulating the aperture of electrically-controlled valve, the purpose that realizes regulating cooling fan rotation speed.Temperature transducer 9 is installed in each radiator 1 or the accurate place of collection medium temperature and speed, and ECU (Electrical Control Unit) can be installed in positions such as operator cabin or engine compartment.All temps sensor 9 is gathered the temperature signal of the cooling medium of corresponding required control temperature, ECU (Electrical Control Unit) 8 is according to temperature signal, and according to predefined control mode, export a pulse-width signal, regulate the aperture of electrically-controlled valve 6, regulator solution hydraulic circuit system pressure, the rotating speed of regulator solution force motor 3, thereby change the rotating speed of fan, and change the heat dissipating capacity of radiator 1, reach the purpose of regulating temperature.When needs were accurately controlled temperature, rate signal and predefined control mode that ECU (Electrical Control Unit) 8 is gathered velocity transducer 7 compared, and fan speed is revised, and the realization closed loop is accurately controlled.In the setting program and hardware design of above ECU (Electrical Control Unit), can reach when any problem appears in system, cooling fan all will rotate with maximum speed, with protection motor and vehicle.
Fig. 2 is that reference view is installed by the mechanism of the hot system of the automatically controlled fluid power drive fan of the utility model.
The conceptual design of the utility model application system and manufacturing, driving the loop by ECU (Electrical Control Unit) and fluid power monitors in real time, adjust speed of cooling fan, the motor of assurance vehicle, engineering machinery etc., hydraulic pressure Operation System, fluid power power taking system, pressurization system etc. maintain work in the best temperature range all the time.
Claims (7)
1, the hot system of a kind of automatically controlled fluid power drive fan, comprise fuel tank, radiator, cooling fan, fluid-power motor, electrically-controlled valve, temperature transducer, ECU (Electrical Control Unit), velocity transducer, it is characterized in that: connect and compose a cover fluid power by transport pipe between fuel tank, Hydraulic pump, electrically-controlled valve, the fluid-power motor and drive the loop, temperature transducer, velocity transducer, electrically-controlled valve are connected with ECU (Electrical Control Unit) by control wiring respectively; Fluid power drives and is provided with an oil pressure duplexure that connects electrically-controlled valve in the loop, and electrically-controlled valve is connected with ECU (Electrical Control Unit) by control wiring.
2, the hot system of automatically controlled fluid power drive fan as claimed in claim 1, it is characterized in that: radiator is engine coolant radiator, work system and power taking system oil radiator or sky-aerial cold heat sink, adopts cold side series, parallel or series connection and the mode integral body that combines in parallel or split to arrange.
3, the hot system of automatically controlled fluid power drive fan as claimed in claim 2, it is characterized in that: cooling fan is installed in the wind scooper, and wind scooper and radiator are installed together side by side.
4, the hot system of automatically controlled fluid power drive fan as claimed in claim 3, it is characterized in that: electrically-controlled valve is electronically controlled proportional valve or variable displacement pump control valve, and electronically controlled proportional valve is direct proportaion valve or inverse proportion valve.
5, the hot system of automatically controlled fluid power drive fan as claimed in claim 3 is characterized in that: temperature transducer adopts fluid temperature sensor or gas temperature sensing.
6, as claim 1,2,3, the hot system of 4 or 5 described automatically controlled fluid power drive fan, it is characterized in that: Hydraulic pump adopts gear pump, vane pump or plunger pump.
7, the hot system of automatically controlled fluid power drive fan as claimed in claim 6 is characterized in that; Fluid-power motor adopts gear motor, sliding-vane motor or piston motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620061455 CN2911203Y (en) | 2006-07-11 | 2006-07-11 | Electrically controlled hydraulic driving fan thermal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620061455 CN2911203Y (en) | 2006-07-11 | 2006-07-11 | Electrically controlled hydraulic driving fan thermal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2911203Y true CN2911203Y (en) | 2007-06-13 |
Family
ID=38133063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620061455 Expired - Fee Related CN2911203Y (en) | 2006-07-11 | 2006-07-11 | Electrically controlled hydraulic driving fan thermal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2911203Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424273A (en) * | 2007-10-31 | 2009-05-06 | 卡特彼勒公司 | Cooling fan drive system |
| CN101936210A (en) * | 2010-07-26 | 2011-01-05 | 北京二七轨道交通装备有限责任公司 | Cooling device |
| CN102089170A (en) * | 2008-07-11 | 2011-06-08 | 斯佩尔汽车有限公司 | Ventilation system |
| CN102155475A (en) * | 2011-03-23 | 2011-08-17 | 徐州赫思曼电子有限公司 | Device for controlling hydraulic system and method |
| CN102337959A (en) * | 2011-09-09 | 2012-02-01 | 潍柴动力股份有限公司 | Three-level speed-regulating hydraulically-driven cooling system |
| CN106224280A (en) * | 2016-10-07 | 2016-12-14 | 上海格拉曼国际消防装备有限公司 | A kind of control system realizing both stage impellers synchronization in hydraulic pressure counter-rotating fan and control method thereof |
| CN106567844A (en) * | 2015-10-09 | 2017-04-19 | 宁夏琪凯节能设备有限公司 | Ventilation equipment for energy-efficient vehicle |
-
2006
- 2006-07-11 CN CN 200620061455 patent/CN2911203Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424273A (en) * | 2007-10-31 | 2009-05-06 | 卡特彼勒公司 | Cooling fan drive system |
| CN102089170A (en) * | 2008-07-11 | 2011-06-08 | 斯佩尔汽车有限公司 | Ventilation system |
| CN102089170B (en) * | 2008-07-11 | 2013-11-06 | 斯佩尔汽车有限公司 | Ventilation system |
| CN103640450B (en) * | 2008-07-11 | 2016-03-02 | 斯佩尔汽车有限公司 | Ventilation system |
| CN101936210A (en) * | 2010-07-26 | 2011-01-05 | 北京二七轨道交通装备有限责任公司 | Cooling device |
| CN102155475A (en) * | 2011-03-23 | 2011-08-17 | 徐州赫思曼电子有限公司 | Device for controlling hydraulic system and method |
| CN102337959A (en) * | 2011-09-09 | 2012-02-01 | 潍柴动力股份有限公司 | Three-level speed-regulating hydraulically-driven cooling system |
| CN106567844A (en) * | 2015-10-09 | 2017-04-19 | 宁夏琪凯节能设备有限公司 | Ventilation equipment for energy-efficient vehicle |
| CN106224280A (en) * | 2016-10-07 | 2016-12-14 | 上海格拉曼国际消防装备有限公司 | A kind of control system realizing both stage impellers synchronization in hydraulic pressure counter-rotating fan and control method thereof |
| CN106224280B (en) * | 2016-10-07 | 2018-07-24 | 上海格拉曼国际消防装备有限公司 | A kind of control system and its control method for realizing that both stage impellers synchronize in hydraulic pressure counter-rotating fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2911203Y (en) | Electrically controlled hydraulic driving fan thermal system | |
| CN201895566U (en) | Heat management system of motor-driven fan for vehicle | |
| CN102322329B (en) | Intelligent control method of engine cooling fan for engineering machinery | |
| CN101000972A (en) | Thermal control device for battery of mixed power vehicle | |
| CN207673424U (en) | Diesel altitude-variable cooling system with variable water flow | |
| CN201202522Y (en) | Electric control hydraulic drive fan heat system of bus | |
| CN106703967A (en) | Engineering vehicle temperature control system and method based on double-cooling loop split radiator | |
| WO2013131419A1 (en) | Cooling system of hydraulic traveling machine, cooling method thereof and hydraulic excavator | |
| CN106837825A (en) | One kind transmission cooling system and cooling control method | |
| CN202325800U (en) | Cooling system for engine, and engineering machinery | |
| WO2019105079A1 (en) | Diesel engine variable-altitude variable-flow cooling system and control process therefor | |
| CN201891484U (en) | Engineering machinery cooling fan and hydraulic and torque converter oil liquid flow rate control device | |
| CN1949114A (en) | Temp. data collecting and controlling system of engineering mechanical hydraulic motor radiating system | |
| CN103062162A (en) | Hydraulic oil radiating system and engineering machinery | |
| CN108790786A (en) | A kind of distribution offroad vehicle power assembly heat-exchange system and its control method | |
| CN208578628U (en) | Series connection radiator retarder cooling system and the engine cooling system comprising it | |
| CN202370877U (en) | Hydraulic ventilator adjusting loop for motor vehicle, building machinery or hoisting equipment | |
| CN107905881A (en) | A kind of engineering machinery hydraulic independence cooling system | |
| CN201747910U (en) | External cooling system of automatic transmission | |
| CN202468000U (en) | Automatic control device of engineering mechanical cooling system | |
| CN201202521Y (en) | Electric control hydraulic drive fan heat system with finite pressure stop valve | |
| CN203373802U (en) | Excavator heat dissipation control system based on silicone oil clutch | |
| CN201202669Y (en) | Hydraulic drive fan controller | |
| CN218816630U (en) | Engine cooling device applying double electric control flow valve | |
| CN207598340U (en) | A kind of engineering machinery hydraulic independence cooling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU DAHUA DESHENG THERMAL MANAGEMENT SCIENCE Free format text: FORMER OWNER: GUANGDONG DAHUA RENSHENG SCIEN-TECH CO., LTD. Effective date: 20121225 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121225 Address after: Baiyun District of Guangzhou City, Guangdong Province, North Tai Road No. 1633 Guangzhou private science and Technology Park No. 1 863 Ke Sheng Lu Industrialization Promotion Center 7 floor 708 Patentee after: Guangzhou Dahua Desheng Thermal Management Science Technology Co.,Ltd. Address before: Baiyun District of Guangzhou City, Guangdong province 510540 North Tai Road No. 1633 Guangzhou private science and Technology Park Ke Sheng Lu No. 1 Patentee before: GUANGDONG DAHUA RENSHENG SCIEN-TECH Co., LTD. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070613 Termination date: 20130711 |