CN201202522Y - Electric control hydraulic drive fan heat system of bus - Google Patents
Electric control hydraulic drive fan heat system of bus Download PDFInfo
- Publication number
- CN201202522Y CN201202522Y CNU2008200457905U CN200820045790U CN201202522Y CN 201202522 Y CN201202522 Y CN 201202522Y CN U2008200457905 U CNU2008200457905 U CN U2008200457905U CN 200820045790 U CN200820045790 U CN 200820045790U CN 201202522 Y CN201202522 Y CN 201202522Y
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- fan
- big bus
- fluid
- radiator
- bus car
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
An electric control hydraulic drive fan heat system for buses comprises a cooling module and a controller; the cooling module is connected with an automotive power output component; a hydraulic oil tank, a hydraulic pump and a hydraulic motor are connected through oil pipelines to constitute a hydraulic drive circuit; an oil pressure branch circuit with an electric control valve is arranged in the hydraulic drive circuit; the hydraulic motor is connected with a cooling fan; radiators are arranged right opposite to the cooling fan; temperature sensors and a speed sensor are respectively connected with the controller; the controller is connected with the electric control valve; the temperature sensors are respectively arranged on the radiators; and the speed sensor is arranged on the hydraulic motor. Through the real-time and accurate control by the controller, the utility model ensures that a bus engine, a bus pressurization system and the like can be maintained to work in the best temperature range to shorten the time for the bus to enter the working conditions, improve the work efficiency, reduce the energy or fuel consumption and extend the service life of the system or components.
Description
Technical field
The utility model relates to a kind of heat exchange field that is applied to big bus Che Re system, especially a kind of hot system of automatically controlled fluid power drive fan of big bus car.
Background technique
The motor of rear engine big bus vehicle, 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, the cooling system of rear engine big bus car or hot system cools parts mainly rely on the various coolers or the radiator of system itself, and 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 is the Performance Match problem of minority operating mode of considering the system of various radiators, fan and various generation heats respectively, rather than the hot system product that designs and make with the notion of system.Original cooling system can not satisfy the heat exchange requirement of various systems all working operating mode, particularly the various radiators of rear engine are installed in the rear portion of vehicle, radiating condition is poor, therefore often various generation heats such as the motor of generation rear engine big bus car, pressurization system also need the system equipment of cooling to produce superheating phenomenon, and can produce surfusion northern winter; Particularly under the big Operating torque of low engine speed or summer high-temperature condition, because the ambient temperature height, cooling fan rotation speed is lower, air quantity is little, it is overheated to cause through regular meeting, in cold temperature too high, motor output is under some influence; And when startup idling, ambient temperature are low, can cause cold, problems such as startup is difficult, dead time length again.Can not guarantee that big bus car radiation system 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 be at above-mentioned rear engine big bus automobile storage problem, 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, pressurization system of rear engine big bus car all the time and need the system equipment of cooling to maintain the hot system of automatically controlled fluid power drive fan of a kind of big bus car of work in the optimum working temperature scope.
The hot system of automatically controlled fluid power drive fan of a kind of big bus car of the utility model is achieved in that a kind of hot system of automatically controlled fluid power drive fan of big bus car, refrigerating module and control, refrigerating module is connected with the automobile power output block, the automobile power output block drives the oil hydraulic pump in the refrigerating module, the oil pressure actuated loop of control refrigerating module; Described refrigerating module comprises hydraulic oil container, radiator, Hydraulic pump, cooling fan, fluid-power motor and electrically-controlled valve, connect and compose a cover fluid power by transport pipe between hydraulic oil container, Hydraulic pump, the fluid-power motor and drive the loop, be provided with an oil pressure duplexure that is provided with electrically-controlled valve between the filler opening of the fluid-power motor in the fluid power driving loop and the oil outlet; Fluid-power motor is connected with cooling fan, over against the cooling fan positional alignment radiator is arranged; Described control module comprises controller, electrically-controlled valve, temperature transducer and velocity transducer, and temperature transducer is connected with controller respectively with velocity transducer, and controller is connected with electrically-controlled valve.Described temperature transducer is arranged on the radiator, and velocity transducer is arranged on the fluid-power motor.
The oil pressure duplexure is provided with pressure-limiting stop valve, guarantees that the maximum service pressure of system can not exceed designing requirement, guarantees system's reliably working.
Described radiator is water radiator and the oil radiator that is arranged side by side.
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 refrigerating module is arranged on big bus tailstock portion.
Described refrigerating module is arranged on big bus car middle part.
Described refrigerating module is arranged on the headstock front portion of big bus car.
The controller pre-set program of the hot system of automatically controlled fluid power drive fan of a kind of big bus car of the utility model, the signal that temperature transducer collects is by comparing with the controller setting value, the control signal of controller 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, controller 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 rate-of 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.
Figure of description
Fig. 1 is the systematic schematic diagram of the hot system of automatically controlled fluid power drive fan of a kind of big bus car of the utility model;
Fig. 2 is the installation reference view of the hot system of automatically controlled fluid power drive fan of a kind of big bus car of the utility model;
Fig. 3 is the hot system of automatically controlled fluid power drive fan mounting point schematic representation 1 in car load of a kind of big bus car of the utility model;
Fig. 4 is the hot system of automatically controlled fluid power drive fan mounting point schematic representation 2 in car load of a kind of big bus car of the utility model;
Fig. 5 is the hot system of automatically controlled fluid power drive fan mounting point schematic representation 3 in car load of a kind of big bus car of the utility model.
Embodiment
The hot system of automatically controlled fluid power drive fan to a kind of big bus car of the utility model is described in detail below in conjunction with accompanying drawing.
A kind of hot system of automatically controlled fluid power drive fan of big bus car, as depicted in figs. 1 and 2, comprise refrigerating module 15 and control module, refrigerating module 15 is connected with automobile power taking parts, automobile power taking parts drive the oil hydraulic pump 6 in the refrigerating module, for the oil pressure actuated loop of refrigerating module provides power.Described refrigerating module comprises hydraulic oil container 5, radiator 1, Hydraulic pump 3, cooling fan 6, fluid-power motor 3 and electrically-controlled valve 8, connect and compose a cover fluid power by transport pipe between hydraulic oil container 5, Hydraulic pump 6, fluid power horse 3 reach and drive the loop, be provided with an oil pressure duplexure that connects electrically-controlled valve 8 between the filler opening of the fluid-power motor 3 in the fluid power driving loop and the oil outlet, be provided with oil purifier 7 in the transport pipe; Fluid-power motor 3 is connected with cooling fan 2, over against the cooling fan positional alignment radiator 1 is arranged; Described control module comprises controller 11, electrically-controlled valve 8, temperature transducer 1-1 and velocity transducer 1-2, the lead of temperature transducer 1-1 and velocity transducer 1-2 is connected with controller 11 by wire harness 10 respectively, controller 11 is connected with electrically-controlled valve 8, and the detected result of controller 11 shows by display screen 9.Temperature transducer 13 is arranged on the radiator 1, and velocity transducer 12 is arranged on the fluid-power motor 3.Can be provided with pressure-limiting stop valve on the oil pressure duplexure, guarantee that the maximum service pressure of system can not exceed designing requirement, guarantee system's reliably working.Radiator 1 is for being arranged side by side water radiator 1-1 and oil radiator 1-2.Cooling fan 2 is installed in the fan wind scooper, and fan wind scooper and various radiator are installed together side by side, to improve the utilization ratio of fan.As Fig. 3, Fig. 4 and shown in Figure 5, refrigerating module can be arranged on the headstock front portion of big bus tailstock portion, big bus car middle part or big bus car.The big bus car can engine at extreme rear big bus car or engine behind front wheel big bus car.The Hydraulic pump of refrigerating module is connected with automobile power taking parts, automobile power taking parts can be the parts that motor 14 and/or other have power output, also can be that the cooling unit that Hydraulic pump is installed in the various working mediums such as power (power-assisted) steering system, brake system of big bus car is installed to together, carry out centralized control.The heat exchange module of being made up of various radiators, fan, motor etc. is installed in the arbitrary position of the suitable heat radiations such as front portion, middle part or rear portion of car load, is beneficial to the heat radiation of motor or car load.
Various radiators 1 are the direct heat transfer elements of realizing heat exchange, cooling fan 2 and fluid-power motor 3 provide power and forced heat-exchanging measure for heat exchange, various radiators 1 can be the engine coolant radiators, the various radiators of sky--aerial cold various radiators and other media that need dispel the heat etc., various radiator 1 quantity can change according to the specific requirement of different rear engine big bus cars to some extent with arrangement, the various radiators 1 that can comprise one or more liquid or gas cooling medium, the layout of various radiators 1 can adopt integral body or split, can adopt cold side serial or parallel connection mode and series connection and the mode that combines in parallel, best mode can be to adopt the mode of a plurality of or multiple various radiator parallel connection and/or overlapped in series, and its performance should be through overmatching; Cooling fan 2 is driven by fluid-power motor 3, and heat dissipating capacity can change by the change of cooling fan rotation speed.Cooling fan is installed in the wind scooper, and wind scooper and various radiator 1 are installed together side by side, with the utilization ratio of abundant raising fan.
Controller 8, temperature transducer 13, velocity transducer 12, electronically controlled proportional valve 6 forming control systems, controller is with temperature and the rate signal gathered, according to predefined control mode, by regulating the aperture of electronically controlled proportional valve, the purpose that realizes regulating cooling fan rotation speed.Temperature transducer 13 is installed in each the various radiators 1 or the accurate place of collection medium temperature and speed, and controller 11 can be installed in positions such as operator cabin or engine compartment.All temps sensor 13 is gathered the temperature signal of the cooling medium of corresponding required control temperature, controller 11 is according to temperature signal, and according to predefined control mode, export a pulse-width signal, regulate the aperture of electronically controlled proportional 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 various radiators 1, reach the purpose of regulating temperature.When needs were accurately controlled temperature, rate signal and predefined control mode that controller 11 is gathered velocity transducer 12 compared, and fan speed is revised, and the realization closed loop is accurately controlled.In the setting program and hardware design of above controller, can reach when any problem appears in system, cooling fan all will rotate with maximum speed, with protection motor and vehicle.
The hot system of automatically controlled fluid power drive fan of the utility model rear engine big bus vehicle, by the real-time control of controller, 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 the various generation heats such as motor, pressurization system of rear engine big bus car and need the system of cooling or parts can maintain work in the optimum working temperature scope all the time, each work system that guarantees rear engine big bus car is no longer overheated or cold excessively, thereby assurance rear engine big bus car can be worked continuously and stably, and shorten time that rear engine big bus car enters operating conditions, 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.
Claims (7)
1, a kind of hot system of automatically controlled fluid power drive fan of big bus car comprises refrigerating module and control, and it is characterized in that: refrigerating module is connected with the automobile power output block; Described refrigerating module comprises hydraulic oil container, radiator, Hydraulic pump, cooling fan, fluid-power motor and electrically-controlled valve, connect and compose a cover fluid power by transport pipe between hydraulic oil container, Hydraulic pump, the fluid-power motor and drive the loop, be provided with an oil pressure duplexure that is provided with electrically-controlled valve between the filler opening of the fluid-power motor in the fluid power driving loop and the oil outlet; Fluid-power motor is connected with cooling fan, over against the cooling fan positional alignment radiator is arranged;
Described control module comprises controller, electrically-controlled valve, temperature transducer and velocity transducer, temperature transducer is connected with controller respectively with velocity transducer, controller is connected with electrically-controlled valve, and described temperature transducer is arranged on the radiator, and velocity transducer is arranged on the fluid-power motor.
2, the hot system of automatically controlled fluid power drive fan of the described a kind of big bus car of claim 1, it is characterized in that: described oil pressure duplexure is provided with pressure-limiting stop valve.
3, the hot system of automatically controlled fluid power drive fan of the described a kind of big bus car of claim 1, it is characterized in that: described radiator is water radiator and the oil radiator that is arranged side by side.
4, the hot system of automatically controlled fluid power drive fan of the described a kind of big bus car of claim 1, it is characterized in that: described cooling fan is installed in the fan wind scooper, and fan wind scooper and radiator are installed together side by side.
5, the hot system of automatically controlled fluid power drive fan of the described a kind of big bus car of claim 1, it is characterized in that: described refrigerating module is arranged on big bus tailstock portion.
6, the hot system of automatically controlled fluid power drive fan of the described a kind of big bus car of claim 1 is characterized in that: described refrigerating module is arranged on big bus car middle part.
7, the hot system of automatically controlled fluid power drive fan of the described a kind of big bus car of claim 1, it is characterized in that: described refrigerating module is arranged on the headstock front portion of big bus car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200457905U CN201202522Y (en) | 2008-04-01 | 2008-04-01 | Electric control hydraulic drive fan heat system of bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200457905U CN201202522Y (en) | 2008-04-01 | 2008-04-01 | Electric control hydraulic drive fan heat system of bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201202522Y true CN201202522Y (en) | 2009-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200457905U Expired - Lifetime CN201202522Y (en) | 2008-04-01 | 2008-04-01 | Electric control hydraulic drive fan heat system of bus |
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| CN (1) | CN201202522Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102343804A (en) * | 2010-07-27 | 2012-02-08 | 徐州重型机械有限公司 | Movable type engineering machine and cooling system thereof |
| CN103375422A (en) * | 2013-08-08 | 2013-10-30 | 潍柴动力股份有限公司 | The control system of hydraulic fan, method and engine-cooling system |
| CN104442357A (en) * | 2014-12-19 | 2015-03-25 | 浙江比洛德传动技术有限公司 | Passenger car cooling system |
| CN108016266A (en) * | 2016-10-31 | 2018-05-11 | 丰田自动车株式会社 | Electric vehicle |
-
2008
- 2008-04-01 CN CNU2008200457905U patent/CN201202522Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343804A (en) * | 2010-07-27 | 2012-02-08 | 徐州重型机械有限公司 | Movable type engineering machine and cooling system thereof |
| 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 |
| CN103375422A (en) * | 2013-08-08 | 2013-10-30 | 潍柴动力股份有限公司 | The control system of hydraulic fan, method and engine-cooling system |
| CN103375422B (en) * | 2013-08-08 | 2016-04-06 | 潍柴动力股份有限公司 | The control system of hydraulic fan, method and engine-cooling system |
| CN104442357A (en) * | 2014-12-19 | 2015-03-25 | 浙江比洛德传动技术有限公司 | Passenger car cooling system |
| CN108016266A (en) * | 2016-10-31 | 2018-05-11 | 丰田自动车株式会社 | Electric vehicle |
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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: GUANGZHOU DAHUA DESHENG SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20120706 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120706 Address after: 510540 Guangdong Province Guangzhou Baiyun District of Sichuan North Road No. 1633, Guangzhou city's 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: Guangzhou Dahua Desheng Science & Technology Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 510540 Guangzhou, Baiyun District, Guangdong Sheng Road, No. 1, No. 5, building 4, building 1701, room 3 Patentee after: GUANGZHOU DAHUA DESHENG THERMAL MANAGEMENT SCIENCE AND TECHNOLOGY CO., LTD. Address before: 510540 Guangdong Province Guangzhou Baiyun District of Sichuan North Road No. 1633, Guangzhou city's private science and Technology Park No. 1 863 Ke Sheng Lu Industrialization Promotion Center 7 floor 708 Patentee before: Guangzhou Dahua Desheng Thermal Management Science Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090304 |
|
| CX01 | Expiry of patent term |