CN107458203A - Motor hybrid drive system and driving method based on hydraulic spring grease cup energy storage device - Google Patents
Motor hybrid drive system and driving method based on hydraulic spring grease cup energy storage device Download PDFInfo
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- CN107458203A CN107458203A CN201710725362.0A CN201710725362A CN107458203A CN 107458203 A CN107458203 A CN 107458203A CN 201710725362 A CN201710725362 A CN 201710725362A CN 107458203 A CN107458203 A CN 107458203A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 192
- 239000004519 grease Substances 0.000 title claims abstract description 117
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims description 27
- 239000003921 oil Substances 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 7
- 235000013399 edible fruits Nutrition 0.000 claims description 5
- 239000010727 cylinder oil Substances 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 description 7
- 230000001133 acceleration Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G1/00—Spring motors
- F03G1/02—Spring motors characterised by shape or material of spring, e.g. helical, spiral, coil
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses the motor hybrid drive system and driving method based on hydraulic spring grease cup energy storage device, belong to automotive hybrid drive system field, how technical problems to be solved is reclaim and discharge automobile brake or the energy of start-up course by the energy storage and energy release device simply easily realized；Its structure includes motor, battery, controller and drive shaft, also include hydraulic spring grease cup energy storage device, hydraulic spring grease cup energy storage device includes hydraulic pump, hydraulic cylinder, fixed plate, connecting plate, energy-stored spring and stop device, and hydraulic pump, oil pipe and hydraulic cylinder are sequentially communicated composition power drive mechanism；Displacement transducer is provided with the cylinder barrel of hydraulic cylinder, displacement transducer, hydraulic pump and motor are connected with controller.Its method includes reclaiming Brake Energy by the energy storage state of hydraulic spring grease cup energy storage device, and drives car body to travel in the energy auxiliary motor that de-energized state discharges by hydraulic spring grease cup energy storage device.
Description
Technical field
It is specifically a kind of to be based on hydraulic spring grease cup energy storage device the present invention relates to automotive hybrid drive system field
Motor hybrid drive system and driving method.
Background technology
Power during vehicle launch and traveling is provided by the motor of automobile, in automobile brake and start-up course
Fuel consumption is big, and kinetic energy is lost in the form of heat energy during automobile brake, causes the waste of the energy.
The A of Publication No. CN 104802774 Chinese patent disclosed in 29 days July in 2015, propose that one kind is based on scrollwork
The automobile brake energy reuse means of spring, including gear unit, mobile unit, wherein gear unit include drag cone tooth
Wheel, accelerate bevel gear and coordinate bevel gear, braking bevel gear, accelerate the coaxial specular of bevel gear to be arranged on automotive wheel
In drive shaft, braking bevel gear, accelerate the taper position of bevel gear to be oppositely arranged, braking bevel gear, accelerate to stay between bevel gear
There is gap, a cooperation bevel gear that can be engaged respectively with braking bevel gear, acceleration bevel gear, the cooperation are provided with the gap
Bevel gear is realized between braking bevel gear, acceleration bevel gear by mobile unit and moved back and forth.In the technical scheme, pass through whirlpool
Coil spring and the cooperation of bevel gear, the in good time switching of the recovery and release of kinetic energy is realized, the engagement to bevel gear requires higher, long
Phase causes to easily cause deviation between abrasion or gear engagement using bevel gear, so as to influence the recovery of kinetic energy and release.
How the kinetic energy of Motor Vehicle Braking Procedure reclaimed by the energy storage and energy release device simple in construction being easy to implement, and will storage
The energy deposited is discharged for car assisted startup or acceleration, is the technical issues that need to address.
The content of the invention
The technical assignment of the present invention is the deficiency for more than, there is provided a kind of motor based on hydraulic spring grease cup energy storage device mixes
Drive system and driving method are closed, to solve how to reclaim by the energy storage and energy release device simply easily realized and discharge automobile brake
Or start-up course energy the problem of.
The technical assignment of the present invention is realized in the following manner：
Motor hybrid drive system based on hydraulic spring grease cup energy storage device, including motor, battery, controller and driving
Axle, battery are connected with motor, and motor can drive drive shaft turns, in addition to hydraulic spring grease cup energy storage device, hydraulic pressure bullet
Spring energy storing device includes hydraulic pump, hydraulic cylinder, fixed plate, connecting plate, energy-stored spring and stop device, the output shaft of hydraulic pump with
Drive axis connection, the piston rod of hydraulic cylinder is parallel with the output shaft of hydraulic pump and back to setting, the cylinder barrel and hydraulic pump of hydraulic cylinder
Oil pocket between be communicated with oil pipe, above-mentioned hydraulic pump, oil pipe and hydraulic cylinder are sequentially communicated composition power drive mechanism；Connecting plate is set
Put in the outer end of the piston rod of hydraulic cylinder, and the axis of the piston rod of hydraulic cylinder is set perpendicular to the plate face of connecting plate, fixed plate
On the cylinder barrel of hydraulic cylinder, and fixed plate is oppositely arranged with connecting plate, and energy-stored spring is socketed in the outside of hydraulic cylinder, energy-stored spring
It is coaxially set and is connected between fixed plate and connecting plate with the piston rod of hydraulic cylinder, power drive mechanism and the driving rotated
Axle, which coordinates, can drive energy-stored spring deformation and reclaim Brake Energy, and the energy of energy-stored spring deformation release can be passed by power
Motivation structure is transmitted to drive shaft；Stop device is connected with connecting plate, and stop device can drive energy-stored spring to maintain current shape
Become energy storage state；Displacement transducer is provided with the cylinder barrel of hydraulic cylinder, displacement transducer is used for the position for detecting the piston of hydraulic cylinder
Put；Battery, displacement transducer, hydraulic pump and motor are connected with controller.
Wherein, motor drives drive shaft turns, and the drive shaft of rotation acts on the hydraulic spring grease cup energy storage device and band
Energy-stored spring deformation in hydrodynamic pressure spring energy storage device, the recyclable Brake Energy of energy-stored spring deformation, hydraulic spring grease cup energy storage device
The Brake Energy of recovery is releasable when energy is released in energy-stored spring phase transformation and acts on drive shaft, so as to drive drive shaft turns, passes through
Hydraulic spring grease cup energy storage device realizes the recovery and utilization to Brake Energy.
Further, on connecting plate with hydraulic cylinder back to side be connecting plate the back side；Stop device include bracing wire, around
Line mechanism and stop mechanism, one end of bracing wire are connected to the back side of connecting plate, and the other end of bracing wire is wrapped on winding mechanism,
Winding mechanism can stretch for bracing wire in power drive mechanism transmission process；Stop mechanism is connected with winding mechanism, in power
Stop mechanism can drive energy-stored spring to maintain current deformation energy storage state by winding mechanism when transmission mechanism is parked.In car
When body is parked, by the energy storage state of stop device locking energy-stored spring energy-stored spring deformation can be prevented to release energy.
Further, winding mechanism includes connecting shaft, cable quadrant and wind spring, and connecting shaft is located at the back side of connecting plate, draws
The other end of line is wrapped on cable quadrant, and cable quadrant is arranged in connecting shaft and is rotatably assorted with connecting shaft, and the inner of wind spring is set
Put in connecting shaft, wind spring can drive cable quadrant to rotate by connecting shaft, the above-mentioned volume in power drive mechanism transmission process
Spring, connecting shaft and cable quadrant, which coordinate, can drive the bracing wire between cable quadrant and connecting plate to maintain straightened condition.
Further, stop mechanism includes actuator and the bag lock being mainly made up of hub and bag brake lining, and hub is arranged on
It is rotatably assorted in connecting shaft and with connecting shaft, bag brake lining is arranged on hub, and actuator is connected with bag brake lining, and actuator can lead to
Cross the bag strap of the brake and move connecting shaft park.
Further, actuator is the rim brake being assemblied on car body.
Further, energy-stored spring is multiple altogether, and the diameter of above-mentioned multiple energy-stored springs increases successively, above-mentioned multiple energy storage bullets
Spring is coaxially set and is socketed in the outside of hydraulic cylinder successively.
Motor hybrid driving method based on hydraulic spring grease cup energy storage device, hydraulic pressure is based on by any one described above
The motor hybrid drive system of spring energy storage device starts and drives car body to travel, and hydraulic spring grease cup energy storage device includes three kinds of works
Make state, the de-energized state for respectively remaining in an unchanged state, the energy storage state of Brake Energy being reclaimed and can be released energy,
Brake Energy is reclaimed by the energy storage state of hydraulic spring grease cup energy storage device, and discharged by hydraulic spring grease cup energy storage device in de-energized state
Energy auxiliary motor driving car body traveling.
Further, including following mode of operation：
During motor driving, when car body accelerates, the energy storage value of hydraulic spring grease cup energy storage device is judged, if hydraulic spring grease cup
The energy storage value of energy storage device reaches predetermined value, then hydraulic spring grease cup energy storage device is arranged to de-energized state, passes through hydraulic spring grease cup energy storage
The energy auxiliary motor band motor vehicles bodies of device release accelerate, if the energy storage value of hydraulic spring grease cup energy storage device is less than predetermined value,
Then hydraulic spring grease cup energy storage device is arranged to remain in an unchanged state；
In vehicle travel process, when body speed of vehicle is more than preset vehicle speed, the energy storage value of hydraulic spring grease cup energy storage device is judged, such as
The energy storage value of fruit hydraulic spring grease cup energy storage device reaches predetermined value, then hydraulic spring grease cup energy storage device is arranged to remain in an unchanged state, such as
The energy storage value of fruit hydraulic spring grease cup energy storage device is less than predetermined value, then hydraulic spring grease cup energy storage device is arranged to energy storage state.
Further, Brake Energy is reclaimed by the energy storage state of hydraulic spring grease cup energy storage device, comprised the following steps：By turning
Dynamic drive shaft transmits Brake Energy to power drive mechanism, is transmitted Brake Energy to energy-stored spring simultaneously by power drive mechanism
Drive energy-stored spring deformation energy storage；Car is driven in the energy auxiliary motor that de-energized state discharges by hydraulic spring grease cup energy storage device
Body travels, and comprises the following steps：Elasticity can be converted into kinetic energy by energy-stored spring deformation, and the energy-stored spring of deformation passes through power transmission
Mechanism is by transferring kinetic energy to drive shaft and drives drive shaft turns.
Further, judge the energy storage value of hydraulic spring grease cup energy storage device, comprise the following steps：Detected by displacement transducer
The distance values of fixed plate and connecting plate, the energy storage for judging hydraulic spring grease cup energy storage device is used as using fixed plate and the distance values of connecting plate
The standard of value, if fixed plate and the distance values of connecting plate are less than predetermined value, the energy storage value of hydraulic spring grease cup energy storage device is less than
Predetermined value, if fixed plate and the distance values of connecting plate reach or beyond predetermined value, the energy storage values of hydraulic spring grease cup energy storage device
Reach predetermined value.
The motor hybrid drive system and driving method based on hydraulic spring grease cup energy storage device of the present invention has following excellent
Point：
1st, Brake Energy being converted into elasticity by the hydraulic spring grease cup energy storage device can store, and accelerate or run at high speed in car body
During, then the elasticity stored in the hydraulic spring grease cup energy storage device can be converted into kinetic energy and transmitted to drive shaft, realize
The storage of the energy utilizes, and avoids the waste of the energy；
2nd, hydraulic pump and hydraulic cylinder composition power transmission machine in power be transmitted as it is linear, by above-mentioned power drive mechanism come
Transmit and recover energy, there is the advantages of simple in construction, energy transmission efficiency is high；
3rd, by energy-stored spring storage energy, there is energy conversion efficiency height, energy loss is low, service life is long and cost is low
The advantages of；
4th, after energy-stored spring energy storage, under parked state, actuator coordinates bracing wire locking with bag lock, and energy-stored spring remains current
Deformation energy storage state, avoid energy loss, it also avoid the extruding to liquid, reduce the possibility of liquid leakage.
5th, actuator selects rim brake, and rim brake is the device that car body assembled originally, saves material, has saved resource, is easy to
Realize the control to car body running status.
Brief description of the drawings
The present invention is further described below in conjunction with the accompanying drawings.
Accompanying drawing 1 is the structural representation of the hydraulic spring grease cup energy storage device of embodiment 1；
Accompanying drawing 2 is the A of stop device in accompanying drawing 1 to structural representation；
Accompanying drawing 3 is the hydraulic spring grease cup energy storage device of embodiment 1 and the structural representation of drive shaft；
Accompanying drawing 4 is the structured flowchart for the hybrid electric drive system that embodiment 1 is driven based on hydraulic spring grease cup energy storage；
In figure：1st, hydraulic pump, 2, the output shaft of hydraulic pump, 3, oil pipe, 4, fixed plate, 5, the cylinder barrel of hydraulic cylinder, 6, oil, 7, living
Plug, 8, the piston rod of hydraulic cylinder, 9, connecting plate, 10, connection ring, 11, bracing wire, 12, cable quadrant, 13, connecting shaft, 14, wind spring,
15th, hub, 16, bag brake lining, 17, hand brake cable, 18, rim brake, 19, energy-stored spring, 20, displacement transducer, 21, drive shaft, 22,
Controller, 23, hydraulic spring grease cup energy storage device, 24, battery, 25, motor.
Embodiment
The motor based on hydraulic spring grease cup energy storage device of the present invention is mixed with reference to Figure of description and specific embodiment
Drive system and driving method are explained in detail below.
Embodiment 1：
As shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4, the hybrid power driving of the invention based on hydraulic spring grease cup energy storage driving
System, including motor 25, battery 24, controller 22, drive shaft 21 and hydraulic spring grease cup energy storage device 23, battery 24 and electricity
Motivation 25 connects, and motor 25 drives drive shaft 21 to rotate, and the drive shaft 21 of rotation acts on hydraulic spring grease cup energy storage device 23 simultaneously
Brake Energy is transmitted to hydraulic spring grease cup energy storage device 23, hydraulic spring grease cup energy storage device 23 is used to reclaim Brake Energy, and passes through deformation
Brake Energy is converted into elasticity to be stored, and in car body acceleration or high-speed cruising, hydraulic spring grease cup energy storage device 23 can pass through
Elasticity can be converted into kinetic energy and transmitted to drive shaft 21, auxiliary motor 25 by deformation.
Wherein, hydraulic spring grease cup energy storage device 23 includes hydraulic pump 1, hydraulic cylinder, fixed plate 4, connecting plate 9, energy-stored spring 19
And stop device, hydraulic cylinder are arranged at the drive shaft 21 of car body, and the drive shaft 21 of the output shaft of hydraulic cylinder and car body connects,
The drive shaft 21 of rotation can drive the output shaft rotation of hydraulic cylinder, to drive the oil 6 in the oil pocket of hydraulic pump 1 to flow to hydraulic pressure
In the cylinder barrel 5 of cylinder, the piston rod 8 of hydraulic cylinder is parallel with the output shaft 2 of hydraulic pump and back to setting, the cylinder barrel 5 and liquid of hydraulic cylinder
Oil pipe 3 is communicated between the oil pocket of press pump 1, is formed between oil pocket, oil pipe 3 and the piston 7 of hydraulic cylinder and the cylinder barrel 5 of hydraulic cylinder
Space in circulation have oil 6, above-mentioned hydraulic pump 1, oil pipe 3 and hydraulic cylinder are sequentially communicated composition power drive mechanism；Connecting plate 9 is set
Put in the outer end of the piston rod 8 of hydraulic cylinder, and the axis of the piston rod 8 of hydraulic cylinder is perpendicular to the plate face of connecting plate 9, fixed plate 4
It is arranged on the cylinder barrel 5 of hydraulic cylinder, and fixed plate 4 is oppositely arranged with connecting plate 9, the energy-stored spring 19 of two different-diameters is successively
The outside of hydraulic cylinder is socketed in, two energy-stored springs 19 are coaxially disposed with the piston rod 8 of hydraulic cylinder and are both connected to fixed plate 4
Between connecting plate 9；The power drive mechanism can transmit kinetic energy along the telescopic direction of the piston rod 8 of hydraulic cylinder, and can lead to
Cross connecting plate 9 and drive two deformation of energy-stored spring 19, energy-stored spring 19 deforms upon and can convert kinetic energy into elasticity and can carry out energy
The storage of amount, meanwhile, the elasticity that energy-stored spring 19 is stored by deformation can be converted to kinetic energy, and pass through power drive mechanism
By transferring kinetic energy to drive shaft 21；Stop device is connected with connecting plate 9, and stop device can drive energy-stored spring 19 to remain current
Deformation energy storage state, avoid the deformation of energy-stored spring 19 from releasing energy.
Displacement transducer 20 is provided with the cylinder barrel 5 of hydraulic cylinder, displacement transducer 20 is located in cylinder barrel close to fixed plate 4
In side wall, displacement transducer 20 is connected with controller 22, and displacement transducer 20 can detect the position of piston 7 in hydraulic cylinder, and will
The position of piston 7 is sent to controller 22 in time, by the position of piston 7 can draw in hydraulic cylinder piston 7 with cylinder barrel with leaning on
The distance values of the side wall of nearly fixed plate 4, so as to draw the distance values between fixed plate 4 and connecting plate 9, are easy to according to fixed plate 4
Distance values between connecting plate 9 judge the tensile elongation or reduction length of energy-stored spring 19, to judge the storage of energy-stored spring 19
Can value.
On connecting plate 9 with hydraulic cylinder back to side be connecting plate 9 the back side, be provided with connection on the back side of connecting plate 9
Ring 10, stop device include bracing wire 11, winding mechanism and stop mechanism, and the one ends wound formula of bracing wire 11 is connected to positioned at company
Connect on ring 10, the other end of bracing wire 11 is wrapped on winding mechanism, and winding mechanism can in power drive mechanism transmission process
It is flexible for bracing wire 11；Stop mechanism is connected with winding mechanism, and when power drive mechanism is parked, stop mechanism can pass through coiling
Mechanism drives energy-stored spring 19 to maintain current deformation energy storage state.
In the present embodiment, winding mechanism includes connecting shaft 13, cable quadrant 12 and wind spring 14, and connecting shaft 13 is located at connecting plate 9
The back side at, the other end of bracing wire 11 is wrapped on cable quadrant 12, cable quadrant 12 be arranged in connecting shaft 13 and with connecting shaft 13
It is rotatably assorted, the inner of wind spring 14 is arranged in connecting shaft 13, and wind spring 14 drives connecting shaft 13 to rotate by its deformation, and passes through
Connecting shaft 13 drives cable quadrant 12 to rotate, above-mentioned wind spring 14, connecting shaft 13 and cable quadrant in power drive mechanism transmission process
12 coordinate the maintenance straightened condition of bracing wire 11 that can be driven between cable quadrant 12 and connecting plate 9, to meet following condition：When
Connecting plate 9 to the direction of cable quadrant 12 move when so that bracing wire 11 is wrapped on cable quadrant 12；When connecting plate 9 is to the side of fixed plate 4
Moved to more bracing wires 11 during movement, are released for connecting plate 9 to the direction of fixed plate 4.Stop mechanism is including actuator and mainly
The bag lock being made up of hub 15 and bag brake lining 16, hub 15 are arranged in connecting shaft 13 and are rotatably assorted with connecting shaft 13, bag lock
Piece 16 is arranged on hub 15, and actuator is connected with bag brake lining 16, and actuator can move connecting shaft 13 by the bag strap of the brake and park.
Specifically, motor 25 drives drive shaft 21 to rotate, and the drive shaft 21 of rotation is by the output shaft 2 of hydraulic pump to dynamic
Force transmission mechanism transmits Brake Energy, and conducting direction flows to hydraulic pressure for oil 6 by the oil pocket of hydraulic pump 1 between hydraulic pump 1 and hydraulic cylinder
The cylinder barrel 5 of cylinder, the transmission direction of power drive mechanism is the guiding hydraulic cylinder of hydraulic pump 1, and the power drive mechanism passes through connecting plate 9
Drive two energy-stored springs 19 to away from fixed plate 4 direction move when, the spacing between connecting plate 9 and cable quadrant 12 diminishes；
Meanwhile during car body starts or travelled, the deformation of wind spring 14 simultaneously drives connecting shaft 13 to rotate, the connecting shaft 13 of rotation drives bracing wire
Disk 12 is rotated, and bracing wire 11 is wound on cable quadrant 12 so as to realize, to ensure the drawing between cable quadrant 12 and connecting plate 9
Line 11 is in straightened condition.
Actuator is rim brake 18, and rim brake 18 is connected by hand brake cable 17 with bag lock, when car body is parked, pulls rim brake 18,
Hand brake cable 17 tenses and is locked out the locking of connecting shaft 13, cable quadrant 12 by bag lock, so as to which energy-stored spring 19 is maintained into current
Deformed state, avoid energy-stored spring 19 from bouncing back.
When needing to release energy, conducting direction flows to hydraulic pressure for oil 6 by the cylinder barrel 5 of hydraulic cylinder between hydraulic pump 1 and hydraulic cylinder
The oil pocket of pump 1, the transmission direction of power drive mechanism is hydraulic cylinder guide hydraulic pump 1, and rim brake 18 is release in exoergic process
State, stop mechanism release the locking to connecting shaft 13, and connecting shaft 13 is in free state, and the elasticity of energy-stored spring 19 can convert
For kinetic energy, under the driving of kinetic energy, energy-stored spring 19 bounces back and drives the piston rod of hydraulic cylinder to close to fixed by connecting plate 9
The direction movement of plate 4, piston rod and the piston 7 of hydraulic cylinder, which coordinate, extrudes the oil 6 in hydraulic cylinder to hydraulic pump 1 by oil pipe 3
Oil pocket in, i.e., by power drive mechanism by transferring kinetic energy to drive shaft 21, realize energy that energy-stored spring 19 stores again
Utilize.
Hydraulic spring grease cup energy storage device 23 includes three kinds of working conditions, respectively remains in an unchanged state, energy storage state and releases energy
State, wherein, remain in an unchanged state and maintain current state for energy-stored spring 19, energy storage state is that energy-stored spring 19 deforms upon simultaneously
Brake Energy is reclaimed by deformation, de-energized state is that energy-stored spring 19 is deformed upon and released energy by deformation, wherein：
Energy storage state, motor 25 drive drive shaft 21 to rotate, while the drive shaft 21 of car body drives 2 turns of the output shaft of hydraulic pump
Move, the oil 6 in the oil pocket of hydraulic pump 1 is expressed in the cylinder barrel 5 of hydraulic cylinder, so as to drive the piston rod of hydraulic cylinder to away from solid
The direction movement of fixed board 4, the piston rod of hydraulic cylinder drive energy-stored spring 19 to be moved to the direction away from fixed plate 4 by connecting plate 9
Dynamic, the tensile deformation of energy-stored spring 19 produces elasticity energy, i.e., transmits Brake Energy to energy-stored spring 19 simultaneously by power drive mechanism
Being converted to elasticity can be stored；When car body is parked, rim brake 18 is pulled, the locking of rim brake 18 simultaneously passes through the locking bracing wire of connecting shaft 13
Disk 12 and the motion of bracing wire 11, so as to locking energy-stored spring 19, the deformed state that energy-stored spring 19 remains current carries out energy storage, keeps away
Exempt from the loss of energy, while also avoid the extruding to oil 6, reduce the leakage of oil 6.
De-energized state, rim brake 18 are releasing orientation, release the locking to connecting shaft 13, and wind spring 14 and connecting shaft 13 are in
Free state, energy-stored spring 19 bounce back and drive the piston rod of hydraulic cylinder to be moved to close to the direction of fixed plate 4 by connecting plate 9
Dynamic, the piston rod of hydraulic cylinder and the piston 7 of hydraulic cylinder coordinate the oil 6 in the cylinder barrel 5 by hydraulic cylinder to extrude to the oil pocket of hydraulic pump 1
Interior, the output shaft 2 of hydraulic pump rotates and the drive shaft 21 with motor vehicles bodies rotates, i.e., the elasticity that energy-stored spring 19 stores can be converted to
Kinetic energy, and by transferring kinetic energy and acted on by power drive mechanism to the drive shaft 21 of car body.
The working method of hybrid electric drive system of the present invention based on hydraulic spring grease cup energy storage driving be：Motor 25 acts on
In drive shaft 21 and drive shaft 21 is driven to rotate, the drive shaft 21 of rotation is transmitted Brake Energy to power transmission machine by rotary shaft
Structure, power drive mechanism drive the deformation of energy-stored spring 19 under the driving of Brake Energy, and the deformation of energy-stored spring 19 converts kinetic energy into
Elasticity can be stored；When car body accelerates or run at high speed, controllable energy-stored spring 19 carries out deformation and releases energy, and energy-stored spring 19 is released
Drive power drive mechanism to be driven to the direction of drive shaft 21 in deformation process, so as to by power drive mechanism by transferring kinetic energy
To drive shaft 21, drive shaft 21 is driven to rotate with auxiliary motor 25.Specifically, including following mode of operation：
Pattern one：During the driving of motor 25, when car body accelerates, the energy storage value of hydraulic spring grease cup energy storage device 23 is judged,
If the energy storage value of hydraulic spring grease cup energy storage device 23 reaches predetermined value, hydraulic spring grease cup energy storage device 23 is arranged to de-energized state,
Accelerated by the energy auxiliary motor 25 that hydraulic spring grease cup energy storage device 23 discharges with motor vehicles bodies, if hydraulic spring grease cup energy storage device
23 energy storage value is less than predetermined value, then hydraulic spring grease cup energy storage device 23 is arranged to remain in an unchanged state；
Pattern two, in vehicle travel process, when body speed of vehicle is more than preset vehicle speed, judge hydraulic spring grease cup energy storage device 23
Energy storage value, if the energy storage value of hydraulic spring grease cup energy storage device 23 reaches predetermined value, hydraulic spring grease cup energy storage device 23 is arranged to protect
Invariant state is held, if the energy storage value of hydraulic spring grease cup energy storage device 23 is less than predetermined value, hydraulic spring grease cup energy storage device 23 is set
For energy storage state.
In the present invention, stop mechanism by winding mechanism and bracing wire 11 come locking energy-stored spring 19, in view of in energy storage bullet
Connecting plate 9 is moved in the deformation process of spring 19, and the bracing wire 11 being connected with connecting plate 9 can be with the flexible generation of energy-stored spring 19
Change, it is necessary to which winding mechanism carrys out differentially-wound bracing wire 11 or releases the movement that more bracing wires 11 meet connecting plate 9, in practical application
In, existing other winding mechanisms for tightening up or pulling out bracing wire 11, such as winding roller, however it is not limited to the side of the present embodiment can be selected
Case；Corresponding, rim brake 18 coordinates for locking winding mechanism with bag lock, passes through the flexible come locking energy-stored spring of locking bracing wire 11
19, if in the application, winding mechanism is winding mechanism disclosed in this implementation or is winding roller, then can be selected being capable of drive shaft
21 other devices rotated, such as motor.
Meanwhile in actual applications, displacement transducer 20 can be arranged in fixed plate 4 or on connecting plate 9, displacement sensing
Device 20 connects with control, for detecting the distance values of fixed plate 4 and connecting plate 9, according to fixed plate 4 and the distance values of connecting plate 9
The extended length or reduction length of energy-stored spring 19 are drawn, and then learns the energy that energy-stored spring 19 stores, so as to obtain the liquid
The energy storage value of pressing spring energy storage device 23.
Embodiment 2：
The present invention the motor hybrid driving method based on hydraulic spring grease cup energy storage device, by disclosed in embodiment 1 based on
The motor hybrid drive system of hydraulic spring grease cup energy storage device starts and drives car body to travel, and hydraulic spring grease cup energy storage device 23 includes
Three kinds of working conditions, respectively remain in an unchanged state, the energy storage state of Brake Energy can be reclaimed and what can be released energy release
Energy state, Brake Energy is reclaimed by the energy storage state of hydraulic spring grease cup energy storage device 23, and existed by hydraulic spring grease cup energy storage device 23
The energy auxiliary motor 25 of de-energized state release drives car body traveling.Specifically, including following mode of operation：
Pattern one：During the driving of motor 25, when car body accelerates, the energy storage value of hydraulic spring grease cup energy storage device 23 is judged,
If the energy storage value of hydraulic spring grease cup energy storage device 23 reaches predetermined value, hydraulic spring grease cup energy storage device 23 is arranged to de-energized state,
Accelerated by the energy auxiliary motor 25 that hydraulic spring grease cup energy storage device 23 discharges with motor vehicles bodies, if hydraulic spring grease cup energy storage device
23 energy storage value is less than predetermined value, then hydraulic spring grease cup energy storage device 23 is arranged to remain in an unchanged state；
Pattern two, in vehicle travel process, when body speed of vehicle is more than preset vehicle speed, judge hydraulic spring grease cup energy storage device 23
Energy storage value, if the energy storage value of hydraulic spring grease cup energy storage device 23 reaches predetermined value, hydraulic spring grease cup energy storage device 23 is arranged to protect
Invariant state is held, if the energy storage value of hydraulic spring grease cup energy storage device 23 is less than predetermined value, hydraulic spring grease cup energy storage device 23 is set
For energy storage state.
Wherein, Brake Energy is reclaimed by the energy storage state of hydraulic spring grease cup energy storage device 23, is：Motor 25 drives driving
Axle 21 rotates, and the drive shaft 21 of rotation transmits Brake Energy to power drive mechanism, is passed Brake Energy by power drive mechanism
Transport to energy-stored spring 19 and drive the deformation energy storage of energy-stored spring 19, specifically comprise the following steps：
（1）, motor 25 act on drive shaft 21, drive shaft 21 rotates and transmits Brake Energy to the output shaft 2 of hydraulic pump,
Hydraulic pump 1 and hydraulic cylinder fit through connecting plate 9 and drive energy-stored spring 19 to be stretched to the direction away from fixed plate 4, pass through energy storage
The deformation of spring 19 can be stored kinetic energy conversion elasticity；
（2）, energy-stored spring 19 to away from fixed plate 4 direction stretching during, by winding mechanism wind bracing wire 11 simultaneously
Drive the bracing wire 11 between cable quadrant 12 and the connecting plate 9 of above-mentioned movement to be in straight configuration, be specially：The deformation of wind spring 14
And driving cable quadrant 12 to rotate by connecting shaft 13, the cable quadrant 12 of rotation drives the connection positioned at cable quadrant 12 with above-mentioned movement
Bracing wire 11 between plate 9 is in straight configuration；
（3）, when power drive mechanism is parked, open retainer, retainer passes through lock by stop mechanism locking winding mechanism
Winding mechanism only and the cooperation of bracing wire 11 drive energy-stored spring 19 to maintain current extended state, are specially：In power transmission
Mechanism park when, pull rim brake 18, rim brake 18 by the bag strap of the brake move connecting shaft 13 stop operating, the connecting shaft 13 to stop operating with
Cable quadrant 12 and bracing wire 11 drive energy-stored spring 19 to maintain current extended state with merga pass connecting plate 9；
Drive car body to travel in the energy auxiliary motor 25 that de-energized state discharges by hydraulic spring grease cup energy storage device 23, be：
Elasticity can be converted into kinetic energy by the deformation of energy-stored spring 19, and transferring kinetic energy to drive shaft 21 is released into energy by power drive mechanism,
Specifically comprise the following steps：The elasticity of energy-stored spring 19 can be converted to kinetic energy, and kinetic energy drives energy-stored spring 19 to close to fixed plate 4
Direction compression, the energy-stored spring 19 of compression passes through connecting plate 9 and drives the piston rod of hydraulic cylinder to be moved to close to the direction of fixed plate 4
It is dynamic, and by transferring kinetic energy to drive shaft 21 and drive drive shaft 21 to rotate by power drive mechanism.
Judge the energy storage value of hydraulic spring grease cup energy storage device 23, comprise the following steps：Detected and fixed by displacement transducer 20
The distance values of plate 4 and connecting plate 9, the storage for judging hydraulic spring grease cup energy storage device 23 is used as using fixed plate 4 and the distance values of connecting plate 9
The standard that can be worth, if fixed plate 4 and the distance values of connecting plate 9 are less than predetermined value, the energy storage of hydraulic spring grease cup energy storage device 23
Value is less than predetermined value, if fixed plate 4 and the distance values of connecting plate 9 reach or beyond predetermined value, hydraulic spring grease cup energy storage device
23 energy storage value reaches predetermined value.
By embodiment above, the those skilled in the art can readily realize the present invention.But should
Work as understanding, the present invention is not limited to above-mentioned embodiment.On the basis of disclosed embodiment, the technical field
Technical staff can be combined different technical characteristics, so as to realize different technical schemes.Except the technology described in specification
It is the known technology of those skilled in the art outside feature.
Claims (10)
1. the motor hybrid drive system based on hydraulic spring grease cup energy storage device, including motor, battery, controller and driving
Axle, battery are connected with motor, and motor can drive drive shaft turns, it is characterised in that are also filled including hydraulic spring grease cup energy storage
Put, hydraulic spring grease cup energy storage device includes hydraulic pump, hydraulic cylinder, fixed plate, connecting plate, energy-stored spring and stop device, hydraulic pump
Output shaft and driving axis connection, the piston rod of hydraulic cylinder it is parallel with the output shaft of hydraulic pump and back to setting, the cylinder of hydraulic cylinder
Oil pipe is communicated between cylinder and the oil pocket of hydraulic pump, above-mentioned hydraulic pump, oil pipe and hydraulic cylinder are sequentially communicated composition power transmission machine
Structure；Connecting plate is arranged on the outer end of the piston rod of hydraulic cylinder, and the axis of the piston rod of hydraulic cylinder is perpendicular to the plate face of connecting plate,
Fixed plate is arranged on the cylinder barrel of hydraulic cylinder, and fixed plate is oppositely arranged with connecting plate, and energy-stored spring is socketed in the outer of hydraulic cylinder
The piston rod of side, energy-stored spring and hydraulic cylinder is coaxially set and is connected between fixed plate and connecting plate, power drive mechanism
Drive shaft cooperation with rotation can drive energy-stored spring deformation and reclaim Brake Energy, and the energy energy of energy-stored spring deformation release
Enough transmitted by power drive mechanism to drive shaft；Stop device is connected with connecting plate, and stop device can drive energy-stored spring
Maintain current deformation energy storage state；
Displacement transducer is provided with the cylinder barrel of hydraulic cylinder, displacement transducer is used for the position for detecting the piston of hydraulic cylinder；
Battery, displacement transducer, hydraulic pump and motor are connected with controller.
2. the motor hybrid drive system according to claim 1 based on hydraulic spring grease cup energy storage device, it is characterised in that
On connecting plate with hydraulic cylinder back to side be connecting plate the back side；
Stop device includes bracing wire, winding mechanism and stop mechanism, and one end of bracing wire is connected to the back side of connecting plate, bracing wire
The other end is wrapped on winding mechanism, and winding mechanism can stretch for bracing wire in power drive mechanism transmission process；Stop machine
Structure is connected with winding mechanism, and when power drive mechanism is parked, stop mechanism can drive energy-stored spring to maintain by winding mechanism
Current deformation energy storage state.
3. the motor hybrid drive system according to claim 2 based on hydraulic spring grease cup energy storage device, it is characterised in that
Winding mechanism includes connecting shaft, cable quadrant and wind spring, and connecting shaft is located at the back side of connecting plate, and the other end of bracing wire is wrapped in drawing
On drum, cable quadrant is arranged in connecting shaft and is rotatably assorted with connecting shaft, and the inner of wind spring is arranged in connecting shaft, wind spring energy
Enough cable quadrant is driven to rotate by connecting shaft, above-mentioned wind spring, connecting shaft and cable quadrant are matched somebody with somebody in power drive mechanism transmission process
Closing can drive the bracing wire between cable quadrant and connecting plate to maintain straightened condition.
4. the motor hybrid drive system according to claim 3 based on hydraulic spring grease cup energy storage device, it is characterised in that
Stop mechanism includes actuator and the bag lock being mainly made up of hub and bag brake lining, and hub is arranged in connecting shaft and and connecting shaft
It is rotatably assorted, bag brake lining is arranged on hub, and actuator is connected with bag brake lining, and actuator can move connecting shaft by the bag strap of the brake and stop
Stay.
5. the motor hybrid drive system according to claim 4 based on hydraulic spring grease cup energy storage device, it is characterised in that
Actuator is the rim brake being assemblied on car body.
6. the motor hybrid drive system based on hydraulic spring grease cup energy storage device according to claim 1,2,3,4 or 5, its
It is characterised by that energy-stored spring is multiple altogether, the diameter of above-mentioned multiple energy-stored springs increases successively, above-mentioned multiple energy-stored spring coaxial lines
Set and be socketed in the outside of hydraulic cylinder successively.
7. the motor hybrid driving method based on hydraulic spring grease cup energy storage device, it is characterised in that by such as claim 1,2,3,
4th, the motor hybrid drive system based on hydraulic spring grease cup energy storage device described in 5 or 6 starts and drives car body to travel, hydraulic pressure bullet
Spring energy storing device includes three kinds of working conditions, respectively remains in an unchanged state, can reclaim the energy storage state and energy of Brake Energy
The de-energized state enough to release energy, Brake Energy is reclaimed by the energy storage state of hydraulic spring grease cup energy storage device, and pass through hydraulic spring grease cup
The energy auxiliary motor driving car body traveling that energy storage device discharges in de-energized state.
8. the motor hybrid driving method according to claim 7 based on hydraulic spring grease cup energy storage device, it is characterised in that
Including following mode of operation：
During motor driving, when car body accelerates, the energy storage value of hydraulic spring grease cup energy storage device is judged, if hydraulic spring grease cup
The energy storage value of energy storage device reaches predetermined value, then hydraulic spring grease cup energy storage device is arranged to de-energized state, passes through hydraulic spring grease cup energy storage
The energy auxiliary motor band motor vehicles bodies of device release accelerate, if the energy storage value of hydraulic spring grease cup energy storage device is less than predetermined value,
Then hydraulic spring grease cup energy storage device is arranged to remain in an unchanged state；
In vehicle travel process, when body speed of vehicle is more than preset vehicle speed, the energy storage value of hydraulic spring grease cup energy storage device is judged, such as
The energy storage value of fruit hydraulic spring grease cup energy storage device reaches predetermined value, then hydraulic spring grease cup energy storage device is arranged to remain in an unchanged state, such as
The energy storage value of fruit hydraulic spring grease cup energy storage device is less than predetermined value, then hydraulic spring grease cup energy storage device is arranged to energy storage state.
9. the motor hybrid driving method based on hydraulic spring grease cup energy storage device according to claim 7 or 8, its feature exist
In reclaiming Brake Energy by the energy storage state of hydraulic spring grease cup energy storage device, comprise the following steps：It will be made by the drive shaft of rotation
Brake Energy is transmitted to energy-stored spring to power drive mechanism and drives energy-stored spring shape by transferring kinetic energy by power drive mechanism
Become energy storage；
Car body is driven to travel in the energy auxiliary motor that de-energized state discharges by hydraulic spring grease cup energy storage device, including following step
Suddenly：Elasticity can be converted into kinetic energy by energy-stored spring deformation, the energy-stored spring of deformation by power drive mechanism by transferring kinetic energy extremely
Drive shaft simultaneously drives drive shaft turns.
10. the motor hybrid driving method based on hydraulic spring grease cup energy storage device according to claim 7 or 8, its feature
It is the energy storage value for judging hydraulic spring grease cup energy storage device, comprises the following steps：Fixed plate is detected with being connected by displacement transducer
The distance values of plate, using fixed plate and the distance values of connecting plate as the standard for the energy storage value for judging hydraulic spring grease cup energy storage device, such as
Fruit fixed plate and the distance values of connecting plate are less than predetermined value, then the energy storage value of hydraulic spring grease cup energy storage device is less than predetermined value, if
Fixed plate and the distance values of connecting plate reach or beyond predetermined values, then the energy storage value of hydraulic spring grease cup energy storage device reaches predetermined value.
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Effective date of registration: 20190109 Address after: 310006 No. 155 Dongxin Road, Xiacheng District, Hangzhou City, Zhejiang Province Applicant after: Zhang Hongtao Address before: 271400 Shandong Tai'an Wen Jie Intelligent Power Co. Ltd., 666 Huayang street, Ningyang, Tai'an Applicant before: Zhang Hongyan |
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