CN105711368B - A kind of electromagnetism prisoner based on passive suspension can system - Google Patents
A kind of electromagnetism prisoner based on passive suspension can system Download PDFInfo
- Publication number
- CN105711368B CN105711368B CN201610131174.0A CN201610131174A CN105711368B CN 105711368 B CN105711368 B CN 105711368B CN 201610131174 A CN201610131174 A CN 201610131174A CN 105711368 B CN105711368 B CN 105711368B
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- Prior art keywords
- electromagnetism
- suspension
- hydraulic
- energy
- system based
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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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
- H02K35/02—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving magnets and stationary coil systems
Abstract
The invention discloses a kind of electromagnetism prisoner's energy system based on passive suspension, system is by hydraulic buffer, speed enlarger and electromagnetism Fu Neng mechanisms composition.Speed enlarger is located between hydraulic buffer and electromagnetism Fu Neng mechanisms, and the vibration velocity of suspension is amplified.The vibrational energy of suspension can be converted into electric energy and stored by the present invention.When automobile travels in uneven road surface, the vibration on road surface is delivered to automotive suspension by tire, cause hydraulic vibration damper used for vehicle up-down vibration, pass through speed enlarger, suspension vibration speed is delivered to electromagnetism Fu Neng mechanisms so that the intermediate bar of electromagnetism Fu Neng mechanisms produces relative motion with inner cylinder, according to electromagnetic induction principle, induced electromotive force is produced, finally stores induced electromotive force.Meanwhile because the presence of Ampere force makes the effectiveness in vibration suppression of the system further be lifted.Total does not need complicated reponse system, control system and extra dynamical element, therefore simple in construction, and cost is low, and applied widely, has good application prospect.
Description
Technical field
The invention belongs to the prisoner of automotive suspension energy field, and in particular to a kind of electromagnetism prisoner based on passive suspension can system.
Background technology
Ride-control energy dissipation research shows that recovery suspension vibration energy is for realizing that it is important that vehicle energy saving has
Practice significance.Therefore, the structure design of suspension is particularly critical, directly affects damping property and energy recovery efficiency.In recent years,
Through there are a variety of energy suspension frame structures, such as a kind of feedback based on linear electric motors is proposed in domestic patent 200410013577
Energy formula suspension system, the suspension system are fixedly connected on the mover of linear electric motors at the sprung mass of vehicle, linear electric motors
Stator is fixedly connected at the unsprung mass of vehicle, by the relative motion of sprung mass during automobile vibration and unsprung mass come band
The motion of dynamic linear motor rotor and stator, so as to power harvesting.Domestic patent 201420027645 proposes one kind by hydraulic pressure
The energy suspension that cylinder, hydraulic pump and generator are formed, the suspension utilize hydraulic actuating fluid pressure motor, so as to which drive motor generates electricity
Power harvesting.Japanese scholars suda and Nakan devise the self energizing suspension system of a set of heavy truck, utilize two direct currents
Machine passes on road surface by tire the vibrational energy of suspension, is converted into electrical energy for storage；The Xu Lin of Wuhan University of Technology
A kind of new electrohydraulic energy-regenerative type active suspension system is proposed, electrohydraulic energy-regenerative type suspension system is that a machine-liquid-is electrically coupled
Hybrid system, its design philosophy are based on the energy storage device in hydraulic system, and the energy storage in system is got up.This is energy
The linear relative movement of suspension system is changed into the rotary motion of hydraulic motor by hydraulic back-pressure valve commutating circuit by shock absorber,
And then generating state is worked in by shaft coupling drive motor, mechanical energy is converted into power consumption or energy storage member on automobile so as to realize
The electric energy that part is stored, realize the purpose of energy regenerating.
But these energy suspensions have the following disadvantages, including：1) this suspension is generally Active suspension, in capture energy
Vibration of the energy come automobile of decaying is it is also required to provide while amount, frequent " unable to make ends meet "；2) due to the output of energy suspension
Voltage will not be too high, in order to avoid the dead band of motor, generally wants additional booster circuit to ensure the normal vibration-damping function of suspension, knot
Structure is complicated；3) working condition of motor needs corresponding control system to control, and this results in suspension manufacturing cost height, reliability
It is deteriorated；4) arrangement space of suspension is limited, and increased motor make it that suspension system layouts are difficult, while makes it possible to automobile bottom
The distance on disk and road surface increases, and reduces the control stability of automobile.Therefore, study and propose a kind of effective and practicable
Energy suspension, have great importance for improving automobile fuel ecomomy.For based on existing for electric motor type feed energy suspension
Problem, a kind of prisoner simple in construction, that reliability is high, cost is low of active demand design can suspension.
The content of the invention
According to technical problem set forth above, propose that a kind of electromagnetism prisoner based on passive suspension can system.
The technological means that the present invention uses is as follows：
A kind of electromagnetism prisoner's energy system based on passive suspension, including the hydraulic buffer be arrangeding in parallel, speed enlarger
With electromagnetism Fu Neng mechanisms, the speed enlarger between the hydraulic buffer and the electromagnetism Fu Neng mechanisms,
The speed enlarger includes support parallel with the hydraulic buffer and the electromagnetism Fu Neng mechanisms respectively
Bar, the lower end of the support bar are provided with speed transmission mechanism, and the speed transmission mechanism includes pilot sleeve and led positioned at described
Connecting rod I, the ball chain being sequentially connected into sleeve connect I, slider I, spring I, sliding block II, ball chain and meet II, connecting rod II, the company
The other end of extension bar I is connected with the lower end of the hydraulic buffer, and the other end and the electromagnetism prisoner of the connecting rod II can machines
The lower end connection of structure.
The outer wall of the pilot sleeve is provided with the groove I extended along the pilot sleeve axis, and the groove I passes through fastening
Screw is fixedly connected with the lower end of the support bar.
The position between the support bar and the hydraulic buffer and the electromagnetism Fu Neng mechanisms is adjusted, locks institute afterwards
Stating trip bolt fixes position, so as to adjust the speed multiplication factor of the speed transmission mechanism.
The outer wall of the pilot sleeve is provided with overstriking sleeve, and the overstriking sleeve is provided with what is matched with the groove I
Groove II.
The electromagnetism Fu Neng mechanisms include outer barrel and inner cylinder, and the outer tube inner chamber with the outer barrel bottom provided with being connected
Between bar, the outer wall of the intermediate bar is cased with multiple annular magnets, and axis of the multiple annular magnet along the intermediate bar is successively
Arrangement, the intermediate bar can slide along the inner cylinder axis is relative, the external diameter of the internal diameter of the inner cylinder and the annular magnet it
Between gap coordinate so that there is the air gap for magnetic conduction between the inner cylinder and the annular magnet, the inner cylinder it is outer
Gap coordinates between the internal diameter of footpath and the outer barrel, and the inner tank theca is provided with coil, the outer barrel bottom and the connecting rod
II connection, when the relatively described inner cylinder of the intermediate bar slides, the coil produces cutting magnetic line fortune with the annular magnet
It is dynamic, from electromagnetic induction principle, it will induced electromotive force is produced, while induced electromotive force is produced, according to Lenz's law
It can notify to produce and hinder the intermediate bar and the Ampere force of the inner cylinder relative motion, the Ampere force is delivered to hydraulic buffer again
On, the attenuating automobile vibration together with hydraulic buffer, that is, the electromagnetic damping power for hindering relative motion is produced, the electromagnetic damping power
Size and Orientation all follows Lenz's law, and the size of electromagnetic damping power is directly proportional to the speed of relative motion, electromagnetic damping power
Direction and relative motion it is in opposite direction, and partial vibration energy conversion into electric energy and can be stored, realize vibration damping with
Collection of energy dual-use function.
It is provided with gap between the annular magnet, the magnetization configuration of the annular magnet is that top is N poles, the annular magnetic
The bottom of iron is S levels.
It is provided with gap between the annular magnet, the magnetization configuration of the annular magnet is that inner ring is S poles, the annular magnetic
The outer shroud of iron is N levels.
The hydraulic buffer includes hydraulic cavities, is provided with piston in the hydraulic cavities, and the one of the piston and piston rod
End connection, the other end of the piston rod are connected through hydraulic cavities top with overhead gage, the overhead gage and the liquid
Spring II is provided between pressure top of chamber, the spring II is socketed on the piston rod, and the hydraulic cavities bottom passes through connection
Post is connected with the connecting rod I, and the piston is provided with multiple throttle orifices, is full of damping fluid in the hydraulic cavities.Pass through damping
Damping force is come the vibration for automobile of decaying caused by the excessively described throttle orifice of liquid stream.
The overhead gage is in collar plate shape, lower baffle plate is additionally provided between the spring II and hydraulic cavities top, under described
The shape of baffle plate matches with the overhead gage.
The upper end of the hydraulic buffer, the speed enlarger and the electromagnetism Fu Neng mechanisms connects with automobile chassis
Connect, the lower end of the hydraulic buffer is connected with wheel.
Compared with prior art, electromagnetism prisoner's energy system of the invention based on passive suspension can be by the vibrational energy of suspension
It is converted into electric energy and stores.When automobile travels in uneven road surface, the vibration on road surface is delivered to automotive suspension by tire,
Cause the up-down vibration of hydraulic vibration damper used for vehicle, speed is delivered to by electromagnetism Fu Neng mechanisms by speed enlarger so that electricity
The intermediate bar of Ci Funeng mechanisms produces relative motion with inner cylinder, according to electromagnetic induction principle, produces induced electromotive force, finally will sense
Electromotive force is answered to store.Meanwhile because the presence of the Ampere force system has good effectiveness in vibration suppression again.Due to total
Complicated reponse system, control system and extra dynamical element are not needed, thus it is simple in construction, and cost is low, and the scope of application
Extensively, there is good application prospect.
The present invention can be widely popularized in fields such as prisoner's energy of automotive suspension for the foregoing reasons.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of structural representation of electromagnetism prisoner's energy system based on passive suspension in embodiment of the invention
Figure.
Fig. 2 is a kind of sectional view of electromagnetism prisoner's energy system based on passive suspension in embodiment of the invention.
Fig. 3 is the sectional view of the embodiment medium velocity transmission mechanism of the present invention.
Fig. 4 is the arrangement of annular magnet and the schematic diagram of frame mode one in embodiment of the invention.
Fig. 5 be the present invention embodiment in annular magnet arrangement and frame mode one corresponding to institute's trapping voltage
Curve map.
Fig. 6 is the arrangement of annular magnet and the schematic diagram of frame mode two in embodiment of the invention.
Fig. 7 be the present invention embodiment in annular magnet arrangement and frame mode two corresponding to institute's trapping voltage
Curve map.
Fig. 8 is the body of a motor car acceleration of electromagnetism prisoner's energy system based on passive suspension in embodiment of the invention
With the vehicle body acceleration correlation curve based on conventional hydraulic damping suspension.
Embodiment
As Figure 1-Figure 8, a kind of electromagnetism prisoner's energy system based on passive suspension, including the hydraulic buffer be arrangeding in parallel
1, speed enlarger 2 and electromagnetism Fu Neng mechanisms 3, the speed enlarger 2 are located at the hydraulic buffer 1 and the electromagnetism
Between Fu Neng mechanisms 3,
The speed enlarger 2 includes branch parallel with the hydraulic buffer 1 and the electromagnetism Fu Neng mechanisms 3 respectively
Strut 21, the lower end of the support bar 21 are provided with speed transmission mechanism 22, and the speed transmission mechanism 22 includes pilot sleeve 221
I 223, slider I 224, spring I 225, sliding block are connect with connecting rod I 222, the ball chain being sequentially connected in the pilot sleeve 221
II 226, ball chain connects II 227, connecting rod II 228, and the lower end of the other end of the connecting rod I 222 and the hydraulic buffer 1 connects
Connect, the other end of the connecting rod II 228 is connected with the lower end of the electromagnetism Fu Neng mechanisms 3.
The outer wall of the pilot sleeve 221 is provided with the groove I extended along the axis of pilot sleeve 221, and the groove I is logical
The lower end that trip bolt 4 is crossed with the support bar 21 is fixedly connected.
The outer wall of the pilot sleeve 221 is provided with overstriking sleeve 229, and the overstriking sleeve 229 is provided with and the groove I
The groove II to match.
The upper end of the support bar 21 is connected by trip bolt 4 with automobile chassis 5.
The electromagnetism Fu Neng mechanisms 3 include outer barrel 31 and inner cylinder 32, and the inner chamber of outer barrel 31 is provided with and the bottom of outer barrel 31
The intermediate bar 33 of portion's connection, the outer wall of the intermediate bar 33 are cased with multiple annular magnets 34, and the multiple annular magnet 34 is along institute
The axis for stating intermediate bar 33 is arranged in order, and the intermediate bar 33 can slide along the axis of inner cylinder 32 is relative, the inner cylinder 32
Gap coordinates between the external diameter of internal diameter and the annular magnet 34, between the external diameter of the inner cylinder 32 and the internal diameter of the outer barrel 31
Gap coordinates, and the outer wall of inner cylinder 32 is provided with coil 35, and the bottom of outer barrel 31 is connected with the connecting rod II 228, the line
Circle 35 is connected with power supply.
The material of the intermediate bar 33 is aluminium.
The hydraulic buffer 1 includes hydraulic cavities 11, and piston 12, the piston 12 and piston are provided with the hydraulic cavities 11
One end connection of connecting rod 13, the other end of the piston rod 13 are connected through the top of hydraulic cavities 11 with overhead gage 14, institute
State and be provided with spring II 15 between overhead gage 14 and the top of the hydraulic cavities 11, the spring II 15 is socketed in the piston rod 13
On, the bottom of hydraulic cavities 11 is connected by connecting pole 111 with the connecting rod I 222, and the piston 12 is provided with multiple throttlings
Hole 121, the hydraulic cavities 11 are interior to be full of damping fluid.
The overhead gage 14 is in collar plate shape, and lower baffle plate is additionally provided between the spring II 15 and the top of the hydraulic cavities 11
16, the shape of the lower baffle plate 16 matches with the overhead gage 14.
The overhead gage 14 is connected by upper connection ring 141 with automobile chassis 5, and the connecting pole 111 passes through lower connection ring
112 are connected with wheel.
When running car, road vibration is delivered to hydraulic buffer 1, hydraulic cavities 11 and piston by lower connection ring 112
Relative motion occurs between 12, the motion is delivered to electromagnetism Fu Neng mechanisms 3 further through speed enlarger 2, causes intermediate bar 33
Relative motion is produced with inner cylinder 32, moves so as to produce cutting magnetic induction line and produces induced electromotive force.
After electromagnetism Fu Neng 3 external energy-storage travelling wave tubes of mechanism, coil 35 forms closed-loop path with energy-storage travelling wave tube.When intermediate bar 33
When producing relative motion with inner cylinder 32, cutting magnetic induction line motion is produced therebetween, according to electromagnetic induction principle, produces induced electricity
Kinetic potential, and the size of induced electromotive force is relevant with the speed of related movement of inner cylinder 32 with intermediate bar 33.It follows that this electromagnetism is captureed
Energy mechanism 3 can be constantly be generated induced electromotive force according to the Vibration Condition of suspension, and automobile vibration is more violent, caused sense
Answer electromotive force bigger, the energy of capture is also more.
A kind of electromagnetism prisoner based on passive suspension of the present invention can system, the size of trapping voltage and the violent journey of automobile vibration
Degree, the form of the amplification coefficient and annular magnet 34 on intermediate bar 33 of speed enlarger 2 is closely related, when speed enlarger
2 amplification coefficient, speed and the timing of track one, the arrangement and structure of annular magnet 34, which just turn into, influences trapping voltage size
Major influence factors.The amplification coefficient of setting speed enlarger 2 is certain, speed 50km/h, and road surface is B levels road surface, ring
The arrangement and frame mode one of shape magnet 34 are provided with gap between annular magnet 34, and the top of annular magnet 34 is N poles, described
The bottom of annular magnet 34 is S levels, as shown in figure 4, the voltage curve of capture is as shown in Figure 5, it can be seen that the peak of trapping voltage
It is worth for 4.75V；The amplification coefficient of speed enlarger 2, speed and track are constant, the arrangement of annular magnet 34 and structure side
Formula two is provided with gap between annular magnet 34, and the inner ring of the annular magnet 34 is S poles, and the outer shroud of the annular magnet 34 is
N levels, as shown in fig. 6, the voltage curve of capture is changed, the peak value of trapping voltage is 6.7V, as shown in Figure 7.Thus may be used
With find out the arrangement of annular magnet 34 and structure to prisoner can result have a great impact.
A kind of electromagnetism prisoner's energy system based on passive suspension of the present invention, has very again while automobile vibrational energy is captured
Good damping property.Automobile is set to travel on B levels road surface with 50km/h speed.Fig. 8 is the electromagnetism prisoner based on passive suspension
The body of a motor car acceleration and the vehicle body acceleration correlation curve based on conventional hydraulic damping suspension of energy system, it can be seen that be equipped with
The vehicle body acceleration of the body of a motor car acceleration ratio conventional hydraulic vibration insulating system of prisoner energy system reduces 7.6%.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
- A kind of 1. electromagnetism prisoner's energy system based on passive suspension, it is characterised in that：Including the hydraulic buffer be arrangeding in parallel, speed Enlarger and electromagnetism Fu Neng mechanisms, the speed enlarger be located at the hydraulic buffer and the electromagnetism Fu Neng mechanisms it Between,The speed enlarger includes support bar parallel with the hydraulic buffer and the electromagnetism Fu Neng mechanisms respectively, institute The lower end for stating support bar is provided with speed transmission mechanism, and the speed transmission mechanism includes pilot sleeve and positioned at the pilot sleeve Connecting rod I, the ball chain being inside sequentially connected connect I, slider I, spring I, sliding block II, ball chain and connect II, connecting rod II, the connecting rod I The other end be connected with the lower end of the hydraulic buffer, under the other end of the connecting rod II and the electromagnetism Fu Neng mechanisms End connection.
- A kind of 2. electromagnetism prisoner's energy system based on passive suspension according to claim 1, it is characterised in that：The guide sleeve The outer wall of cylinder is provided with the groove I extended along the pilot sleeve axis, and the groove I passes through trip bolt and the support bar Lower end is fixedly connected.
- A kind of 3. electromagnetism prisoner's energy system based on passive suspension according to claim 2, it is characterised in that：The guide sleeve The outer wall of cylinder is provided with overstriking sleeve, and the overstriking sleeve is provided with the groove II to match with the groove I.
- A kind of 4. electromagnetism prisoner's energy system based on passive suspension according to claim 1, it is characterised in that：The electromagnetism prisoner Energy mechanism includes outer barrel and inner cylinder, and the outer tube inner chamber is provided with the intermediate bar being connected with the outer barrel bottom, the intermediate bar Outer wall is cased with multiple annular magnets, and axis of the multiple annular magnet along the intermediate bar is arranged in order, and the intermediate bar can Slided along the inner cylinder axis is relative, gap coordinates between the internal diameter of the inner cylinder and the external diameter of the annular magnet, described interior Gap coordinates between the external diameter of cylinder and the internal diameter of the outer barrel, and the inner tank theca is provided with coil, the outer barrel bottom with it is described Connecting rod II connects.
- A kind of 5. electromagnetism prisoner's energy system based on passive suspension according to claim 4, it is characterised in that：The annular magnetic Gap is provided between iron, the magnetization configuration of the annular magnet is that top is N poles, and the bottom of the annular magnet is S levels.
- A kind of 6. electromagnetism prisoner's energy system based on passive suspension according to claim 4, it is characterised in that：The annular magnetic Gap is provided between iron, the magnetization configuration of the annular magnet is that inner ring is S poles, and the outer shroud of the annular magnet is N levels.
- A kind of 7. electromagnetism prisoner's energy system based on passive suspension according to claim 1, it is characterised in that：The hydraulic pressure subtracts The device that shakes includes hydraulic cavities, and piston, one end connection of the piston and piston rod, the piston rod are provided with the hydraulic cavities The other end through being connected with overhead gage at the top of the hydraulic cavities, be provided with spring between the overhead gage and hydraulic cavities top II, the spring II is socketed on the piston rod, and the hydraulic cavities bottom is connected by connecting pole with the connecting rod I, The piston is provided with multiple throttle orifices, is full of damping fluid in the hydraulic cavities.
- A kind of 8. electromagnetism prisoner's energy system based on passive suspension according to claim 7, it is characterised in that：The overhead gage In collar plate shape, at the top of the spring II and the hydraulic cavities between be additionally provided with lower baffle plate, the shape of the lower baffle plate with it is described on Baffle plate matches.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610131174.0A CN105711368B (en) | 2016-03-07 | 2016-03-07 | A kind of electromagnetism prisoner based on passive suspension can system |
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| CN201610131174.0A CN105711368B (en) | 2016-03-07 | 2016-03-07 | A kind of electromagnetism prisoner based on passive suspension can system |
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| CN105711368A CN105711368A (en) | 2016-06-29 |
| CN105711368B true CN105711368B (en) | 2018-01-30 |
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| CN106253625A (en) * | 2016-08-18 | 2016-12-21 | 陆晶晶 | A kind of external shock-absorbing electromagnetic induction TRT |
| DE102017105869A1 (en) * | 2017-03-20 | 2018-09-20 | Schaeffler Technologies AG & Co. KG | shock absorber |
| CN109751354A (en) * | 2017-11-02 | 2019-05-14 | 郑州宇通客车股份有限公司 | Air-supported shock absorber and the suspension system using the air-supported shock absorber, vehicle |
| CN107965542B (en) * | 2017-12-11 | 2020-09-08 | 山东交通学院 | Combined type electromagnetic shock absorber |
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| CN109764947A (en) * | 2019-01-17 | 2019-05-17 | 广州市丹爵通讯科技有限公司 | A kind of organic waste weighing-appliance with Level tune function |
| CN109826905B (en) * | 2019-04-03 | 2023-11-03 | 吉林大学 | Energy feedback type damping self-control vibration damper |
| WO2021191647A1 (en) * | 2020-03-24 | 2021-09-30 | Markus Fleckenstein | Electromechanical shock absorber for energy recovery |
| CN112360916B (en) * | 2020-10-19 | 2021-09-10 | 江苏大学 | Self-energy supply magneto-rheological damper of hub motor driven electric automobile |
| CN113983103A (en) * | 2021-11-26 | 2022-01-28 | 山东理工大学 | Vibration energy collection and vibration reduction optimization device for automotive suspension |
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| US4861067A (en) * | 1983-08-22 | 1989-08-29 | Suspension Group, Ltd. | Active vehicle suspension with composite control arm |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20150231942A1 (en) * | 2014-02-15 | 2015-08-20 | GM Global Technology Operations LLC | Method and apparatus for suspension damping |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4861067A (en) * | 1983-08-22 | 1989-08-29 | Suspension Group, Ltd. | Active vehicle suspension with composite control arm |
| US4981309A (en) * | 1989-08-31 | 1991-01-01 | Bose Corporation | Electromechanical transducing along a path |
| CN101029669A (en) * | 2007-03-31 | 2007-09-05 | 奇瑞汽车有限公司 | Variable damping shock absorber |
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