CN202278968U - Hydraulic control system of hybrid power transmission device - Google Patents
Hydraulic control system of hybrid power transmission device Download PDFInfo
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- CN202278968U CN202278968U CN2011203761966U CN201120376196U CN202278968U CN 202278968 U CN202278968 U CN 202278968U CN 2011203761966 U CN2011203761966 U CN 2011203761966U CN 201120376196 U CN201120376196 U CN 201120376196U CN 202278968 U CN202278968 U CN 202278968U
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Abstract
The utility model relates to the filed of a hybrid power vehicle and particularly relates to a hydraulic control system of a hybrid power transmission system. The hydraulic control system of the hybrid power transmission system comprises three loops, namely a main pressure loop, a clutch control loop and a lubricating and cooling control loop. The main pressure loop comprises a motor, an oil pump, a one-way valve, a proportional relief valve, a primary filter and a hydraulic pressure oil tank. The clutch control loop comprises a secondary filter, a reducing valve, a high-speed switch valve and a control sliding valve. The lubricating and cooling control loop comprises a cooler and a lubricating valve. According to the hydraulic control system of the hybrid power transmission system disclosed by the utility model, the hybrid power transmission system can be smoothly switched over among various working modes and various modes. The hydraulic control system has the advantages of small quantity of the used valves, simple structure, low cost and high security and reliability in use. Therefore, the difficulty in the electric control design and the requirements on a control technology are reduced, vehicles are enabled to realize the various working modes easily, and the energy conservation and the environmental friendless are realized.
Description
Technical field
The utility model relates to the motor vehicle driven by mixed power field, relates in particular to a kind of hydraulic control system of driving device.
Background technology
At present, vehicle is dissolved in the life of average family more and more at large.Yet the combustion engine that tradition adopts burns gasoline or diesel oil need consume a large amount of petroleum-based energys as the vehicle of power system, and engine emission tail gas discharged earth environment that we are depended on for existence has produced and has a strong impact on.In recent years, because the worsening shortages of petroleum-based energy and family expenses vehicle is universal day by day, these defectives are more obvious.Just so, energy-conservation and environmental protection has become the important directions of auto trade development.Main in the world carshop is just concentrating one's energy to research and develop the propulsion source of the various alternative energy as vehicle in the commercial city, for example comprises adopting hydrogen, solar power, the wind-force equal energy source power system as vehicle.Wherein, adopt oil electric mixed dynamic more and more to become the main flow trend of vehicle development as vehicle power source.
Adopt the vehicle of oil electric mixed dynamic; Generally include driving engine and or two motors that have less discharge capacity than conventional engines; So hybrid vehicle often needs a new driving device; Disclose in the prior art Chinese patent 201010189047.9 and disclose a kind of mixed power electromechanical coupling power transmission device in a kind of hybrid power transmission system and 20091011804.5; Having proposed a kind of system architecture of novelty respectively, contained driving engine, motor, two power-transfer clutchs, sun and planet gear etc. in this class formation, is a kind of hybrid power system of series-parallel connection; It has the characteristics of series connection and parallel hybrid electric simultaneously, can realize electric-only mode, driving engine independent drive pattern, driving engine and motor associating drive pattern, driving power generation mode, braking energy take-back model.
Summary of the invention
The utility model technical matters to be solved provides a kind of hydraulic control system of hybrid transmissions, to switch each other between the various mode of operations of smooth realization hybrid transmissions and each pattern.
The utility model is achieved in that a kind of hydraulic control system of hybrid transmissions, comprises main pressure loop, clutch control loop and three loops of lubricated cooling control loop;
Said main pressure loop comprises motor, oil pump, check valve, proportional pressure control valve, one-level fil and hydraulic power fuel tank; The output shaft of said motor links to each other with oil pump; Said hydraulic power fuel tank links to each other with the oil inlet of oil pump through the one-level fil, and the oil outlet of said oil pump is communicated with the inlet of proportional pressure control valve through check valve sets up system's main oil pressure;
Said clutch control loop comprises secondary fil, reducing valve, high-speed switch valve and control slide; System's main oil pressure that said proportional pressure control valve is set up enters into the inlet of reducing valve through the secondary fil; Be communicated with the outlet of reducing valve after the pressure hydraulic fluid port parallel connection of the pressure hydraulic fluid port of said high-speed switch valve and control slide; The actuator port of said high-speed switch valve links to each other with the hydraulic control oilhole of control slide, and the actuator port of said control slide links to each other with power-transfer clutch;
Said lubricated cooling control loop comprises cooling vessel and lubricated valve, and the inlet of said lubricated valve links to each other with the outlet of proportional pressure control valve, and the outlet of said lubricated valve links to each other with the import of cooling vessel, and the inlet of said lubricated valve is parallelly connected with lubricated cooling piece.
Said clutch control loop high speed switch valve and control slide respectively are parallel with 2.
Also comprise accumulation of energy and safety monitoring loop; Said accumulation of energy and safety monitoring loop comprise energy storage, safety and end control module; The oil outlet of oil pump through check valve and safety with link to each other by control module, said energy storage with safe with end control module and link to each other.
Described proportional pressure control valve is the solenoid-operated proportional pressure regulating valve.
Described reducing valve is a direct acting pressure.
Be provided with cutoff port between the inlet of said secondary fil and reducing valve.
Said clutch control loop also comprises the clutch safety valve, and said clutch safety valve is communicated with the outlet of reducing valve.
Said lubricated cooling control loop also comprises lubricated safety valve, and said lubricated safety valve is arranged between the outlet and lubricated cooling piece of proportional pressure control valve.
Described high-speed switch valve is the two-bit triplet electromagnetic valve.
Described control slide is the hydraulic control reducing valve.
The hydraulic control system of the utility model hybrid transmissions can realize switching each other between various mode of operations and each pattern of hybrid transmissions smoothly; Native system uses the quantity of valve few, simple in structure, and expense is low; Safe and reliable; Reduced automatically controlled difficulty of design and reached requirement, be easy to make the various mode of operations of vehicle implementation, energy-conserving and environment-protective control technology.
Description of drawings
Fig. 1 is system's connection diagram of the hydraulic control system of the utility model hybrid transmissions.
Among the figure: 11 motors, 12 oil pumps, 13 check valves, 14 proportional pressure control valves, 15 one-level fils, 16 hydraulic power fuel tanks, 21 secondary fils, 22 reducing valves, 23 high-speed switch valves, 24 control slides, 25 clutch safety valves, 26 cutoff ports, 31 cooling vessels, 32 lubricated valves, 33 lubricate safety valves, 41 energy storages, 42 safety and end control module, 5 power-transfer clutchs, 6 lubricated cooling pieces.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction the utility model scope.Should be understood that in addition those skilled in the art can do various changes or modification to the utility model after the content of having read the utility model statement, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Embodiment 1
As shown in Figure 1, a kind of hydraulic control system of hybrid transmissions comprises main pressure loop, clutch control loop, lubricated cooling control loop and four loops of accumulation of energy and safety monitoring loop;
Said main pressure loop comprises motor 11, oil pump 12, check valve 13, proportional pressure control valve 14, one-level fil 15 and hydraulic power fuel tank 16; The output shaft of said motor 11 links to each other with oil pump 12; Said hydraulic power fuel tank 16 links to each other with the oil inlet of oil pump 12 through one-level fil 15, and the oil outlet of said oil pump 12 is communicated with the inlet of proportional pressure control valve 14 through check valve 13 sets up system's main oil pressure; Described in the present embodiment proportional pressure control valve 14 is the solenoid-operated proportional pressure regulating valve.
System's main oil pressure is divided into three the tunnel through behind the check valve 13; Distinguish attachment security and end control module 42, proportional pressure control valve 14 and reducing valve 22; Said clutch control loop comprises secondary fil 21, reducing valve 22, high-speed switch valve 23, control slide 24 and clutch safety valve 25; System's main oil pressure that said proportional pressure control valve 14 is set up enters into the inlet of reducing valve 22 again through cutoff port 26 through secondary fil 21; The pressure hydraulic fluid port of said high-speed switch valve 23, the pressure hydraulic fluid port of control slide 24 and clutch safety valve 25 parallel connection backs are communicated with the outlet of reducing valve 22; The actuator port of said high-speed switch valve 23 links to each other with the hydraulic control oilhole of control slide 24, and the actuator port of said control slide 24 links to each other with power-transfer clutch 5; Said in the present embodiment clutch control loop high speed switch valve 23 respectively is parallel with 2 with control slide 24; Described reducing valve 22 is a direct acting pressure; Described high-speed switch valve 23 is the two-bit triplet electromagnetic valve, and described control slide 24 is the hydraulic control reducing valve.
Said lubricated cooling control loop comprises cooling vessel 31, lubricated valve 32 and lubricated safety valve 33; The outlet of said proportional pressure control valve 14 is divided into two-way; Wherein one the tunnel links to each other with the inlet of lubricated valve 32; Another road links to each other with lubricated cooling piece 6 through lubricated safety valve 33, and the outlet of said lubricated valve 32 links to each other with the import of cooling vessel 31.
Said accumulation of energy and safety monitoring loop; Said accumulation of energy and safety monitoring loop comprise energy storage 41, safety and end control module 42; The oil outlet of oil pump 12 through check valve 13 and safety with link to each other by control module 42, said energy storage 41 with safe with end control module 42 and link to each other.
During hydraulic work system; Motor 11 drives oil pump 12 work; Hydraulic oil in the hydraulic power fuel tank 16 is pumped out to oil pump 12 outlets through one-level fil 15 by oil pump 12, and the hydraulic oil that oil pump 12 pumps is set up system's main oil pressure through check valve 13 at proportional pressure control valve 14 inlets.The proportional pressure control valve 14 here is a kind of solenoid-operated proportional pressure regulating valve, and the size of adjusting the middle current value of this valve magnet coil promptly can be adjusted the size of system's main oil pressure pressure of foundation.
System's line pressure oil of setting up through proportional pressure control valve 14 filters the inlet that enters into reducing valve 22 through cutoff port 26 through secondary fil 21, and hydraulic oil is divided into three the tunnel and flows to the pressure hydraulic fluid port P of the inlet of clutch safety valve 25, two high-speed switch valves 23 and the pressure hydraulic fluid port P of two control slides 24 respectively after reducing valve 22 pressure regulation.The clutch safety valve 25 that in the middle of this loop, is provided with plays the safety valve effect for by pass valve.Two high-speed switch valves 23 of present embodiment all are the two-bit triplet electromagnetic valve, and P is the pressure hydraulic fluid port, and A is an actuator port, and T is the drain tap connected tank.Two control slides 24 of present embodiment are the hydraulic control reducing valve, and a hydraulic fluid port of actuator port A and spring side is a normal open.The actuator port oil pressure of high-speed switch valve 23 is as the control oil pressure of control slide 24, and promptly the actuator port A of high-speed switch valve 23 links to each other with the hydraulic control oilhole of control slide 24.The actuator port of control slide 24 communicates with the plunger shaft of power-transfer clutch 5.Power-transfer clutch combines or separates through high-speed switch valve 23 is corresponding and remove to control cooresponding control slide 24 and realize.
Proportional pressure control valve 14 outlets are divided into the inlet that two-way is communicated with lubricated valve 32 inlets and lubricated safety valve 33 respectively; The outlet of lubricated safety valve 33 is communicated with lubricated cooling piece 6 through flow regulating valve; Lubricated cooling piece 6 is generally pinion carrier, gear, bearing in the utility model, promptly is lubricated cooling through lubricated 33 pairs of pinion carriers of safety valve, gear, bearing etc.Lubricated valve 32 outlets connect cooling vessel 31, cooling vessel 31 outlet connected tanks.Here lubricated valve 32 is set up lubrication pressure as back pressure valve, and lubricated safety valve 33 plays the safety valve effect for by pass valve.
The hydraulic oil that oil pump 12 pumps part behind check valve 13 flows to proportional pressure control valve 14 and reducing valve 22, and a part then gets into safety and ends control module 42 in addition.This is made up of an adjustable by pass valve and two switches safely with by control module 42; Link to each other with energy storage 41 safely with by control module 42; Through using energy storage 41, system can use less Hydraulic Pump, installed power is low, heating still less; Like the delivery rate of the required flow of system less than pump, then the flow of fraction pump just can carry out topping up to energy storage 41 at run duration.If system needs maximum flow output, that part that then exceeds POF is just produced by energy storage 41.In addition, go back available buffer compression shock and pulsation, thereby prolonged the service life of total system, through using energy storage, energy usage has obtained saving.Safety with mainly form by control module 42 by the by pass valve of shutoff valve and adjustable pressure, when energy storage 41 reaches the maximum pressure of allowing or during the hydraulic circuit obstruction energy storage 41 and actuating unit are shielded.
Claims (10)
1. the hydraulic control system of a hybrid transmissions is characterized in that: comprise main pressure loop, clutch control loop and three loops of lubricated cooling control loop;
Said main pressure loop comprises motor, oil pump, check valve, proportional pressure control valve, one-level fil and hydraulic power fuel tank; The output shaft of said motor links to each other with oil pump; Said hydraulic power fuel tank links to each other with the oil inlet of oil pump through the one-level fil, and the oil outlet of said oil pump is communicated with the inlet of proportional pressure control valve through check valve sets up system's main oil pressure;
Said clutch control loop comprises secondary fil, reducing valve, high-speed switch valve and control slide; System's main oil pressure that said proportional pressure control valve is set up enters into the inlet of reducing valve through the secondary fil; Be communicated with the outlet of reducing valve after the pressure hydraulic fluid port parallel connection of the pressure hydraulic fluid port of said high-speed switch valve and control slide; The actuator port of said high-speed switch valve links to each other with the hydraulic control oilhole of control slide, and the actuator port of said control slide links to each other with power-transfer clutch;
Said lubricated cooling control loop comprises cooling vessel and lubricated valve, and the inlet of said lubricated valve links to each other with the outlet of proportional pressure control valve, and the outlet of said lubricated valve links to each other with the import of cooling vessel, and the inlet of said lubricated valve is parallelly connected with lubricated cooling piece.
2. the hydraulic control system of hybrid transmissions as claimed in claim 1, it is characterized in that: said clutch control loop high speed switch valve and control slide respectively are parallel with 2.
3. according to claim 1 or claim 2 the hydraulic control system of hybrid transmissions; It is characterized in that: also comprise accumulation of energy and safety monitoring loop; Said accumulation of energy and safety monitoring loop comprise energy storage, safety and end control module; The oil outlet of oil pump through check valve and safety with link to each other by control module, said energy storage with safe with end control module and link to each other.
4. the hydraulic control system of hybrid transmissions as claimed in claim 3, it is characterized in that: described proportional pressure control valve is the solenoid-operated proportional pressure regulating valve.
5. the hydraulic control system of hybrid transmissions as claimed in claim 3, it is characterized in that: described reducing valve is a direct acting pressure.
6. the hydraulic control system of hybrid transmissions as claimed in claim 3 is characterized in that: be provided with cutoff port between the inlet of said secondary fil and reducing valve.
7. the hydraulic control system of hybrid transmissions as claimed in claim 3, it is characterized in that: said clutch control loop also comprises the clutch safety valve, said clutch safety valve is communicated with the outlet of reducing valve.
8. the hydraulic control system of hybrid transmissions as claimed in claim 3, it is characterized in that: said lubricated cooling control loop also comprises lubricated safety valve, said lubricated safety valve is arranged between the outlet and lubricated cooling piece of proportional pressure control valve.
9. the hydraulic control system of hybrid transmissions as claimed in claim 3, it is characterized in that: described high-speed switch valve is the two-bit triplet electromagnetic valve.
10. the hydraulic control system of hybrid transmissions as claimed in claim 3, it is characterized in that: described control slide is the hydraulic control reducing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203761966U CN202278968U (en) | 2011-09-29 | 2011-09-29 | Hydraulic control system of hybrid power transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203761966U CN202278968U (en) | 2011-09-29 | 2011-09-29 | Hydraulic control system of hybrid power transmission device |
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| CN202278968U true CN202278968U (en) | 2012-06-20 |
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| CN2011203761966U Expired - Lifetime CN202278968U (en) | 2011-09-29 | 2011-09-29 | Hydraulic control system of hybrid power transmission device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754104A (en) * | 2014-01-27 | 2014-04-30 | 徐工集团工程机械股份有限公司 | Hydraulic hybrid power vehicle |
| CN103775320A (en) * | 2012-10-24 | 2014-05-07 | 上海汽车集团股份有限公司 | Control method and system for controlling driving oil pump motor |
| WO2016057265A1 (en) * | 2014-10-09 | 2016-04-14 | Borgwarner Inc. | Control systems for hydraulically actuated transmissions of electric vehicles |
| WO2017074308A1 (en) * | 2015-10-27 | 2017-05-04 | Borgwarner Inc. | Automated manual transmission clutch with accumulator |
| CN107444097A (en) * | 2016-05-31 | 2017-12-08 | 上海汽车集团股份有限公司 | Hybrid vehicle and its power assembly, control system, control method |
| CN108644166A (en) * | 2018-04-24 | 2018-10-12 | 河南机电职业学院 | A kind of electromagnetic hydraulic valve |
| CN108980231A (en) * | 2018-08-28 | 2018-12-11 | 安徽江淮汽车集团股份有限公司 | A kind of hybrid electric vehicle power control system and hybrid electric vehicle |
| CN109175183A (en) * | 2018-10-16 | 2019-01-11 | 南京迪威尔高端制造股份有限公司 | Large-scale stamp forging hydraulic press hybrid-power hydraulic transmission system and method |
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2011
- 2011-09-29 CN CN2011203761966U patent/CN202278968U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103775320A (en) * | 2012-10-24 | 2014-05-07 | 上海汽车集团股份有限公司 | Control method and system for controlling driving oil pump motor |
| CN103775320B (en) * | 2012-10-24 | 2016-05-18 | 上海汽车集团股份有限公司 | To the control method and the system that drive Oil pump electrical machinery to control |
| CN103754104A (en) * | 2014-01-27 | 2014-04-30 | 徐工集团工程机械股份有限公司 | Hydraulic hybrid power vehicle |
| WO2016057265A1 (en) * | 2014-10-09 | 2016-04-14 | Borgwarner Inc. | Control systems for hydraulically actuated transmissions of electric vehicles |
| CN106715976A (en) * | 2014-10-09 | 2017-05-24 | 博格华纳公司 | Control systems for hydraulically actuated transmissions of electric vehicles |
| CN108291634A (en) * | 2015-10-27 | 2018-07-17 | 博格华纳公司 | Manual-automatic integral transmission clutch with accumulator |
| WO2017074308A1 (en) * | 2015-10-27 | 2017-05-04 | Borgwarner Inc. | Automated manual transmission clutch with accumulator |
| CN107444097A (en) * | 2016-05-31 | 2017-12-08 | 上海汽车集团股份有限公司 | Hybrid vehicle and its power assembly, control system, control method |
| CN107444097B (en) * | 2016-05-31 | 2019-07-02 | 上海汽车集团股份有限公司 | Hybrid vehicle and its power assembly, control system, control method |
| CN108644166A (en) * | 2018-04-24 | 2018-10-12 | 河南机电职业学院 | A kind of electromagnetic hydraulic valve |
| CN108644166B (en) * | 2018-04-24 | 2019-12-27 | 河南机电职业学院 | Electromagnetic hydraulic valve |
| CN108980231A (en) * | 2018-08-28 | 2018-12-11 | 安徽江淮汽车集团股份有限公司 | A kind of hybrid electric vehicle power control system and hybrid electric vehicle |
| CN108980231B (en) * | 2018-08-28 | 2019-08-06 | 安徽江淮汽车集团股份有限公司 | A kind of hybrid electric vehicle power control system and hybrid electric vehicle |
| CN109175183A (en) * | 2018-10-16 | 2019-01-11 | 南京迪威尔高端制造股份有限公司 | Large-scale stamp forging hydraulic press hybrid-power hydraulic transmission system and method |
| CN109175183B (en) * | 2018-10-16 | 2024-02-06 | 南京迪威尔高端制造股份有限公司 | Hybrid power hydraulic transmission system and method of large-scale swage hydraulic press |
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Granted publication date: 20120620 |
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| CX01 | Expiry of patent term |