CN1242891C - Unilization device of car brake energy and wheel vibration energy - Google Patents
Unilization device of car brake energy and wheel vibration energy Download PDFInfo
- Publication number
- CN1242891C CN1242891C CN 02146800 CN02146800A CN1242891C CN 1242891 C CN1242891 C CN 1242891C CN 02146800 CN02146800 CN 02146800 CN 02146800 A CN02146800 A CN 02146800A CN 1242891 C CN1242891 C CN 1242891C
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- Prior art keywords
- valve
- energy
- cylinder body
- storing device
- rod
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- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/14—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers accumulating utilisable energy, e.g. compressing air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K25/00—Auxiliary drives
- B60K25/10—Auxiliary drives directly from oscillating movements due to vehicle running motion, e.g. suspension movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/10—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels by utilising wheel movement for accumulating energy, e.g. driving air compressors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The present invention relates to device by utilizing automobile brake energy and wheel vibration kinetic energy. The present invention comprises a hydraulic motor/pump, a controllable switch valve, an energy storage device, a control unit and a liquid storage box, wherein the controllable switch valve is a three-position two-way valve. Two valve ports C and D on one side of the controllable switch valve are respectively connected with two liquid passageways of the hydraulic motor/pump, and a valve port A on the other side of the controllable switch valve is connected with the liquid storage box, and is connected with the energy storage device through a pressure relief valve. The other valve port B of the controllable switch valve is connected with the energy storage device. In the first position, the valve ports C and D of the controllable switch valve are conducted, but the valve ports A and B are sealed. In the second position, the valve ports A and C are conducted with the valve ports B and D. In the third position, the valve ports A and D are conducted with the valve ports B and C. An energy storage box is connected with a pressure sensor. A shaft of the hydraulic motor/pump is connected with a power transmission system of the automobile. The control end of the controllable switch valve is connected with the output end of the control unit, and the input end of the controllable switch valve is connected with a brake signal and a reversing signal of the automobile and the pressure sensor.
Description
Technical field
The present invention relates to fuel saving device, specifically be with the energy of automobile brake and under steam the energy of vibration of wheel store and in motion again with the device of its utilization.
Background technology
Automobile is braking deceleration or parking constantly under steam, and its vehicle body can constantly jolt and make the wheel up-down vibration.Above-mentioned braking energy and vibrational energy are the energy that power produced of automobile itself, and these energy all slattern in vain.I disclose a kind of car braking energy energy storage re-use device in Chinese utility model patent (patent No. is ZL01231816.7), this device utilizes clockwork spring as energy storage unit and adopt mechanical drive mode and the power system transmission clutch of automobile, though this device can play the effect with braking energy storage and utilization, but its complex structure, the mechanical drive poor reliability, energy storage efficient is low.In addition, this device can not be stored the energy of vibration of wheel.
The Chinese patent application publication number is that CN85200239U discloses a kind of vehicle energy saving booster, and it adopts plunger pump double as oil pump and oil motor, is equipped with " energy storage " and steering unit and forms, and can collect and discharge braking energy effectively.But there is defective in the structure of its employed change-over valve, can not finish the utilization again to car braking energy and wheel vibration energy well.
Summary of the invention
Purpose of the present invention just provide a kind of simple in structure, transmission and control reliable, energy storage efficient height, and can store the car braking energy and the wheel vibration energy use device of vibrational energy.
For achieving the above object, the present invention takes following design plan: comprise hydraulic motor/pump, controlled conversion valve, energy-storing device, control unit and fluid storage tank, described controlled conversion valve is a three-position two-way valve, two valve port C, D of one side are connected with two liquid entrances of hydraulic motor/pump respectively, a valve port A of opposite side is connected with fluid storage tank, and be connected with energy-storing device by a pressure relieving valve, another valve port B of controlled conversion valve is connected with energy-storing device; First of this change-over valve is C and D conducting and A and B all seal, second is A and C and B and D conducting, the 3rd is A and D and B and C conducting, be connected with pressure sensor on the energy storage case, the axle of described hydraulic motor/pump is connected with the power drive system of automobile, the control end of controlled conversion valve is connected with the mouth of control unit, and its input end is connected with speed-slackening signal, astern signal and the described pressure sensor of automobile.
Described controlled conversion valve is the side valve type Electromagnetically driven valve, it comprises valve body, two drive coils, spool, retracing spring, the coaxial end that is positioned at valve body side by side of drive coil of annular, spool is made of valve core rod, armature and valve rod, end at valve core rod has armature to be positioned at drive coil, the other end of valve core rod and middle part are intervally distributed with three flange valve rods, between the valve rod end face at its two ends and valve body the inner a helix retracing spring are arranged respectively; In valve body one side described valve port A and B are arranged, valve port C and D are arranged, a ∩ shape short-channel is arranged between the inner of valve port C and D, the two ends of two internal orifice when the valve rod of described centre is in first at opposite side; The inner of valve port A has in the two ends of two mouth correspondences when the valve rod of centre is in first; Valve port B the inner has two mouths to locate close the inner when the valve rod of opposite ends is in first respectively.
In the interface of described fluid storage tank filter is arranged.
Also comprise reciprocal pressurizing piston formula energy collecting shock absorber, it comprises cylinder body, piston, piston rod, at the two ends of cylinder body two check-valve port are arranged respectively, one of them is the single admission, and another is unidirectional outlet, and piston is positioned at cylinder body, its piston rod passes cylinder body one end, respectively there is coupling end its outer end and cylinder body opposite end, and the unidirectional outlet at cylinder body two ends is connected to described energy-storing device, and the single admission at two ends is connected with described fluid storage tank.
At the unidirectional outlet at the cylinder body two ends of the described energy collecting shock absorber check valve of connecting with the energy-storing device junction.
The present invention adopts liquid as the transfer of energy media, the energy reliable transmission, and control simplifies the structure easily.Utilize reciprocal pressurizing piston formula shock absorber to be connected between wheel and the chassis, it converts the vibrational energy of car body to hydraulic pressure and can be stored in the energy-storing device, thereby reaches available purpose.This device gets up the energy storage that braking and vibration consumed of automobile effectively and is used in starting and travels, and energy-saving effect is obvious.
Description of drawings
Fig. 1 is an overall formation scheme drawing of the present invention;
Fig. 2 is that the inner structure scheme drawing of an embodiment of liquid of the present invention road change-over valve reaches the constitution diagram at three control bits, wherein:
A figure is first, two of same end valve port C and D conducting, and two valve port A of the other end and B are totally-enclosed, and this moment, energy-storing device was in the state that energy storage does not also release energy;
B figure is second, i.e. the state of difference conducting between the A at two ends and C and B and the D, that is the state of energy storage;
C figure is the 3rd, i.e. the state of difference conducting between the A at two ends and D and B and the C, that is the state that releases energy.
The specific embodiment
Referring to Fig. 1, the present invention includes hydraulic motor/pump 1, controlled conversion valve 2, energy-storing device 3, control unit 4, fluid storage tank 5, energy collecting shock absorber 6.The controlled conversion valve 2 of this embodiment is automatically controlled three-position two-way valve, two valve port C, D of one side respectively with the liquid inlet 11 of hydraulic motor/pump 1 with export 12 and be connected, a valve port A of opposite side is connected with fluid storage tank 5, and be connected with energy-storing device 3 by a pressure relieving valve 31, another valve port B of controlled conversion valve 2 is connected with energy-storing device 3; First of this change-over valve 2 is C and D conducting and A and B all seal, and second is A and C and B and D conducting, and the 3rd is A and D and B and C conducting.The control end of controlled conversion valve 2 is connected with the mouth of control unit 4, the input end of control unit 4 respectively with energy-storing device 3 on pressure sensor 7, automobile brake signal and astern signal connect.
Filter 51 is arranged in the interface of fluid storage tank 5.Be used for impurity in the elimination energy storage medium.
Described energy collecting shock absorber 6 is reciprocal pressurizing piston formula structure, it comprises cylinder body 61, piston 62, piston rod 63, at the two ends of cylinder body 61 two check-valve port are arranged respectively, each end respectively has a single admission 64,65 and unidirectional outlet 66 and 67, piston 62 is positioned at cylinder body 61, its piston rod 63 passes cylinder body 61 1 ends, and respectively there are coupling end 631 and 611 in its outer end and cylinder body 61 opposite ends, is used for being connected with vehicle frame with the automotive wheel axle.The unidirectional outlet 66,67 at cylinder body 61 two ends is connected to described energy-storing device 3, at the check valve 32 of connecting with the junction of energy-storing device 3.The single admission 64,65 at two ends is connected with described fluid storage tank 5.
Hydraulic motor/pump 1 of the present invention can adopt vane type or plunger hydraulic motor, should have two kinds of functions of motor and pump.Energy-storing device 3 can adopt bladder type hydropneumatic accumulator, and as NXQ type series, the pressure relieving valve 31 of energy-storing device interface automatic release of pressure when the pressure of portion reaches certain value within it prevents that energy-storing device from damaging because of superpressure.
Referring to Fig. 2, described controlled conversion valve 2 is the side valve type Electromagnetically driven valve, it comprises valve body 21, two drive coils 22 and 23, spool 24, retracing spring 25, drive coil 22,23 coaxial ends that are positioned at valve body 21 side by side of annular, end at valve core rod 241 has armature 26 to be positioned at drive coil, the other end of valve core rod 241 and middle part are intervally distributed with three flange valve rods 242, between the valve rod end face at its two ends and valve body 21 the inners a helix retracing spring 25 are arranged respectively; In valve body 21 1 sides two valve port A and B are arranged, two valve port C and D are arranged, a ∩ shape short-channel 27 is arranged between the inner of valve port C and D, the two ends of two internal orifice when the valve rod 242 of described centre is in first (shown in a figure) at opposite side; The inner of valve port A has in two mouth A1 and the two ends of A2 correspondence when the valve rod 242 of centre is in first (shown in a figure); Valve port B the inner has two mouth B1 and B2 to locate close the inner when the valve rod 242 of opposite ends is in first (shown in a figure) respectively.
Two drive coils 22 of this valve and 23 make valve be in first (shown in a figure) when no power, are in during one of them coil 22 energising in second (shown in the b figure), are in during another coil 23 energisings in the 3rd (shown in the c figure).Drive coil 22 is connected with the cooresponding mouth of control unit 4 respectively with 23 control end.
The coupling end 611 of the present invention's cylinder body 61 of its energy collecting shock absorber 6 when using links to each other with the vehicle frame of automobile, and the coupling end 631 of piston rod end links to each other with the suspended end of automotive wheel axle.
Described hydraulic motor/pump 1 is fixed on automobile gearbox or the drive axle, and fluid motor-driven axle 13 links to each other with the driving system axle of automobile.The pressure switch of the also available different pressures value of this pressure sensor replaces, so that reach certain high-voltage value or release the state of controlling change-over valve 2 can arrive certain low voltage value the time at energy storage pressure.
Working process of the present invention is as follows:
1, braking energy storage process: after depressing automobile brake pedal, control ECU (Electrical Control Unit) 4 of the present invention and connect second drive coil 22 of change-over valve 2, make change-over valve be in second state shown in Fig. 2 b, be valve port A and C conducting, B and D conducting, this moment, hydraulic motor/pump 1 was the function of pump, the axle that the automobile power axle drives Hydraulic Pump 1 rotates, its liquid enters in the energy-storing device 3 by B from D, to brake energy consumption becomes elastic potential energy and deposits in the energy-storing device 3, referring to the solid arrow among Fig. 1, the liquid that is pressed into energy-storing device 3 is provided through the A-C of change-over valve 2 passage by fluid storage tank 5 and adds in the HM Hydraulic Motor 1.But at the reversing glancing impact, utilize astern signal and control unit 4 that change-over valve 2 is placed first, promptly be in energy storage neither do not release yet can state.
2, vibrational energy energy collecting process: automobile in the process of moving, failure of oscillation is moving for wheel because the road surface fluctuating is winnowed with a dustpan the continuous mountain peak of vehicle body, automobile is being turned, braking, the vehicle body posture changes during acceleration, piston 62 in the tension and compression energy collecting shock absorber 6 that these situations all can not stopped, make its motion vertically in cylinder body 61, thereby change the volume of cylinder body inner carrier 62 both sides, the end that volume strengthens is by the single admission liquid make-up, the other end is pressed into energy-storing device 3 by unidirectional outlet with liquid simultaneously, piston 62 all can be pressed into liquid energy-storing device 3 when move at two ends, thereby transfer these kinetic energy to elastic potential energy, make vehicle vibration damping simultaneously.
3, (utilization again of energy storage) releases energy: behind the automobile brake off (non-braking mode), as long as the storage pressure in the energy-storing device 3 surpasses the preset upper limit value, pressure sensor 7 just sends signal makes the 3rd drive coil 23 of ECU (Electrical Control Unit) 4 connection change-over valves 2 make it be in the 3rd, be D and A conducting, B and C conducting, high-pressure energy in the energy-storing device 3 discharges the B-C passage that passes through change-over valve and enters hydraulic motor/pump 1 at this moment, this moment, it was the function of motor, highly pressurised liquid in this pump by and drive its axle 13 and rotate, then cause in the fluid storage tank 5, referring to the dotted arrow among Fig. 1 from the D-A passage outflow of change-over valve and along pipeline.
Claims (3)
1, a kind of car braking energy and wheel vibration energy use device, comprise hydraulic motor/pump, controlled conversion valve, energy-storing device, control unit and fluid storage tank, it is characterized in that, described controlled conversion valve is a three-position two-way valve, two valve port C, D of one side are connected with two liquid entrances of hydraulic motor/pump respectively, a valve port A of opposite side is connected with fluid storage tank, and is connected with energy-storing device by a pressure relieving valve, and another valve port B of controlled conversion valve is connected with energy-storing device; First of this change-over valve is C and D conducting and A and B all seal, second is A and C and B and D conducting, the 3rd is A and D and B and C conducting, be connected with pressure sensor on the energy-storing device, the axle of described hydraulic motor/pump is connected with the power drive system of automobile, the control end of controlled conversion valve is connected with the mouth of control unit, and its input end is connected with speed-slackening signal, astern signal and the described pressure sensor of automobile; Described controlled conversion valve is the side valve type Electromagnetically driven valve, it comprises valve body, two drive coils, spool, retracing spring, the coaxial end that is positioned at valve body side by side of drive coil of annular, spool is made of valve core rod, armature and valve rod, end at valve core rod has armature to be positioned at drive coil, the other end of valve core rod and middle part are intervally distributed with three flange valve rods, between the valve rod end face at its two ends and valve body the inner a helix retracing spring are arranged respectively; In valve body one side described valve port A and B are arranged, valve port C and D are arranged, a ∩ shape short-channel is arranged between the inner of valve port C and D, the two ends of two internal orifice when the valve rod of described centre is in first at opposite side; The inner of valve port A has in the two ends of two mouth correspondences when the valve rod of centre is in first; Valve port B the inner has two mouths to locate close the inner when the valve rod of opposite ends is in first respectively.
2, car braking energy according to claim 1 and wheel vibration energy use device, it is characterized in that, also comprise reciprocal pressurizing piston formula energy collecting shock absorber, it comprises cylinder body, piston, piston rod, at the two ends of cylinder body two check-valve port are arranged respectively, one of them is the single admission, another is unidirectional outlet, piston is positioned at cylinder body, its piston rod passes cylinder body one end, respectively there is coupling end its outer end and cylinder body opposite end, and the unidirectional outlet at cylinder body two ends is connected to described energy-storing device, and the single admission at two ends is connected with described fluid storage tank.
3, car braking energy according to claim 2 and wheel vibration energy use device is characterized in that, at the unidirectional outlet at the cylinder body two ends of the described energy collecting shock absorber check valve of connecting with the energy-storing device junction.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02146800 CN1242891C (en) | 2002-11-08 | 2002-11-08 | Unilization device of car brake energy and wheel vibration energy |
| PCT/CN2003/000552 WO2004041577A1 (en) | 2002-11-08 | 2003-07-11 | Utilization plant for vehicle braking energy and wheel vibration energy |
| AU2003261566A AU2003261566A1 (en) | 2002-11-08 | 2003-07-11 | Utilization plant for vehicle braking energy and wheel vibration energy |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02205588.6 | 2002-03-12 | ||
| CN 02146800 CN1242891C (en) | 2002-11-08 | 2002-11-08 | Unilization device of car brake energy and wheel vibration energy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1443675A CN1443675A (en) | 2003-09-24 |
| CN1242891C true CN1242891C (en) | 2006-02-22 |
Family
ID=27811346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02146800 Expired - Fee Related CN1242891C (en) | 2002-11-08 | 2002-11-08 | Unilization device of car brake energy and wheel vibration energy |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN1242891C (en) |
| AU (1) | AU2003261566A1 (en) |
| WO (1) | WO2004041577A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100436183C (en) * | 2005-05-31 | 2008-11-26 | 何俊凤 | Automobile energy re-utilizing device and method |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101307853B1 (en) * | 2008-10-07 | 2013-09-12 | 주식회사 만도 | Electronic Control Brake System |
| FR2951131B1 (en) * | 2009-10-14 | 2012-10-19 | Daniel Giudice | MOTORIZED VEHICLE COMPRISING A BRAKE CONTROL DEVICE |
| CN101879863A (en) * | 2010-07-26 | 2010-11-10 | 刘兆忠 | Miniature hydraulic three-wheeled automobile |
| CN102390263B (en) * | 2011-09-30 | 2013-09-25 | 江苏大学 | Comprehensive recovery system of hydraulic car brake energy and hanger bracket vibration energy |
| EP2607117A1 (en) * | 2011-12-23 | 2013-06-26 | Helmut Fliegl | Recuperation of the vibration energy of a vehicle |
| CN102632803B (en) * | 2012-05-03 | 2015-06-10 | 德州学院 | Novel hydraulic energy-regenerative damping system |
| CN105346349B (en) * | 2015-11-19 | 2017-06-27 | 江苏大学 | The energy-recuperation system and its method of a kind of air suspension |
| CN105501018A (en) * | 2016-01-15 | 2016-04-20 | 苏州益高电动车辆制造有限公司 | Vibration energy recovery system and wheel suspension system with same |
| DE102018110916A1 (en) * | 2018-05-07 | 2019-11-07 | Elektronische Fahrwerksysteme GmbH | Damper unit for a chassis of a vehicle with level control |
| CN114347795B (en) * | 2022-01-06 | 2024-04-05 | 奇瑞新能源汽车股份有限公司 | Vehicle energy recovery method and device, vehicle and storage medium |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4798053A (en) * | 1986-12-10 | 1989-01-17 | Chang Jimmy C K | Kinetic energy reclaiming system for vehicle |
| DE4102929A1 (en) * | 1991-01-31 | 1992-08-06 | Man Nutzfahrzeuge Ag | Road vehicle with braking energy recovery - has ancillary units switched on when braking occurs with recovered energy passed to storage units |
| JP3079861B2 (en) * | 1993-11-25 | 2000-08-21 | 三菱自動車工業株式会社 | Braking energy regeneration device |
| JPH07156765A (en) * | 1993-12-03 | 1995-06-20 | Mitsubishi Motors Corp | Braking energy regenerator device |
| CN2488737Y (en) * | 2001-07-19 | 2002-05-01 | 刘艳阳 | Car braking energy-storage utilization device |
| CN1128073C (en) * | 2001-10-31 | 2003-11-19 | 南京理工大学 | Electrically controlled hydraulic vehicle with individual drive and brake of wheels and recovery of braking energy |
-
2002
- 2002-11-08 CN CN 02146800 patent/CN1242891C/en not_active Expired - Fee Related
-
2003
- 2003-07-11 AU AU2003261566A patent/AU2003261566A1/en not_active Abandoned
- 2003-07-11 WO PCT/CN2003/000552 patent/WO2004041577A1/en not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100436183C (en) * | 2005-05-31 | 2008-11-26 | 何俊凤 | Automobile energy re-utilizing device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004041577A1 (en) | 2004-05-21 |
| AU2003261566A1 (en) | 2004-06-07 |
| CN1443675A (en) | 2003-09-24 |
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