CN109707579A - A kind of the damper power generator and its control mode of recoverable automobile vibrational energy - Google Patents
A kind of the damper power generator and its control mode of recoverable automobile vibrational energy Download PDFInfo
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- CN109707579A CN109707579A CN201811529534.8A CN201811529534A CN109707579A CN 109707579 A CN109707579 A CN 109707579A CN 201811529534 A CN201811529534 A CN 201811529534A CN 109707579 A CN109707579 A CN 109707579A
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- valve
- retaining ring
- damper
- controller mcu
- switch
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Abstract
The invention discloses a kind of damper power generator of recoverable automobile vibrational energy, including damper, wheel chamber, generator, fairing and controller MCU, the upper chamber of damper cylinder body and the upper orifice of wheel chamber, the lower chambers of cylinder body are connected to the lower interface of wheel chamber, the shaft of impeller and the input axis connection of motor, generator output end is electrically connected with fairing, bypass circulation branch pipe is equipped between the upper interface and lower interface of wheel chamber and by by-passing valve switch control.The bottom surface of the valve seat of damper is equipped with the retaining ring for stopping compression valve and rebound valve to be connected, and retaining ring is driven by stepper motor, and controller MCU controls stepper motor, bypasses threshold switch and fairing work.Apparatus of the present invention can switch damper working condition at any time, reach generator and operate intermittently, and avoid generator bearing premature abrasion, maintain damper efficiency.
Description
Technical field
The present invention relates to a kind of damper power generator and its control methods, vibrate more particularly to a kind of recoverable automobile
The damper power generator and its control mode of energy.
Background technique
In motion, the pitch kinetic energy of vibration of vehicle body can become oil liquid by the piston of cylinder type damper to passenger car
Pressure energy and kinetic energy, the energy that oil liquid has promote itself and check valve throttling frictional heat generation, consume finally by the barrel of damper
It is scattered in air.Currently, saving the energy becomes the vital task of Automobile Design, the vibrational energy for recycling vehicle body can reduce automobile
Oil consumption.
Has the technical solution that many recycling vehicle body vibrational energies generate electricity in the prior art, which includes by vibration damping
Device exports pressure oil, then in such a way that hydraulic motor is generated electricity, and also has and is moved up and down using damper itself component, directly
Linear motion is converted to the mode of circular motion and then driven generator power generation by rack-and-pinion.Due to recycling vehicle body vibrational energy
Measure the unstability of power generation, it is therefore desirable to control the charging to battery in conjunction with storage battery charge state.In prior art
The control mode generallyd use is turned off or connects contacting to achieve the purpose that control charging between generator and battery, this makes
It is in running order always to obtain generator, generator bearing premature abrasion, and leading due to damper oil pressure itself can be caused
Out, damper efficiency is affected.
Summary of the invention
In view of the above-mentioned defects in the prior art, the object of the present invention is to provide a kind of vibration dampings of recoverable automobile vibrational energy
Device power generator switches damper working condition at any time, reaches generator and operate intermittently, and maintains damper efficiency.Of the invention
Another purpose is to provide a kind of control mode of the damper power generator of recoverable automobile vibrational energy.
The technical scheme is that such: a kind of damper power generator of recoverable automobile vibrational energy, including
Damper, wheel chamber, generator, fairing and controller MCU, the damper include cylinder body, valve seat and piston rod, institute
Wheel chamber is stated equipped with impeller, upper interface and lower interface, the upper chamber of the cylinder body passes through upper liquid stream general pipeline and the impeller cavity
The lower chambers of the upper orifice of room, the cylinder body are connected to by lower liquid stream general pipeline with the lower interface of the wheel chamber, described
Wheel chamber flows through wheel rotation when liquid, the input axis connection of the shaft of the impeller and the generator, the hair
Motor output end is electrically connected with fairing, and the bottom surface of the valve seat is equipped with the retaining ring being close to, and the retaining ring is driven by stepper motor
Dynamic rotation, the valve seat are equipped with compression valve and rebound valve, install on the retaining ring with the compression valve and rebound valve corresponding positions
There is through-hole, bypass circulation branch pipe, the outlet of the upper liquid stream general pipeline are equipped between the upper interface and lower interface of the wheel chamber
Place is equipped with bypass threshold switch, the upper orifice of upper liquid stream general pipeline and the wheel chamber described in the by-passing valve switch control or
Upper liquid stream general pipeline described in person is connected to the bypass circulation branch pipe, and the controller MCU controls the stepper motor, the bypass
Threshold switch and fairing work.
Further, including battery, the battery connect with the controller MCU and send out to the controller MCU
Send voltage signal.
Further, the bottom surface of the valve seat is equipped with retaining ring photosensitive sensor, on the retaining ring with the photosensitive biography of the retaining ring
The corresponding position of sensor is equipped with photosensitive control hole, and the retaining ring photosensitive sensor is electrically connected with the controller MCU.
Further, the bypass circulation branch pipe is equipped with the switch photosensitive sensor for detecting by-passing valve switch state,
The switch photosensitive sensor is electrically connected with the controller MCU and sends by-passing valve switch state letter to the controller MCU
Number.
A kind of control mode of the damper power generator of recoverable automobile vibrational energy, the control mode are based on to return
The damper power generator operation of automobile vibrational energy is received, the controller MCU receives the voltage signal that the battery is sent,
When the voltage signal is less than charging voltage, the controller MCU control stepper motor movement makes the described logical of the retaining ring
Hole leaves the compression valve and rebound valve, and the controller MCU, which controls the bypass threshold switch, makes the upper liquid stream general pipeline and institute
State the upper orifice of wheel chamber；When the voltage signal is more than or equal to the charging voltage, the controller MCU control
The stepper motor movement keeps the through-hole of the retaining ring corresponding with the compression valve and extension valve position, the controller
MCU, which controls the bypass threshold switch, is connected to the upper liquid stream general pipeline with the bypass circulation branch pipe.
Further, the controller MCU receives the voltage signal that the battery is sent, when the voltage signal
When less than the charging voltage, the controller MCU is judged described in the retaining ring as the signal of the retaining ring photosensitive sensor
Whether through-hole is corresponding with the compression valve and extension valve position and controlling the stepper motor movement leads to the described of the retaining ring
Hole leaves the compression valve and rebound valve, and the controller MCU judges the bypass by the signal of the switch photosensitive sensor
The position of threshold switch simultaneously controls the bypass threshold switch and makes the upper orifice of the upper liquid stream general pipeline and the wheel chamber；When
When the voltage signal is more than or equal to the charging voltage, the controller MCU is sentenced by the signal of the retaining ring photosensitive sensor
Break the retaining ring the through-hole and the compression valve and whether uphold valve position corresponding and control the stepper motor movement and make
The through-hole of the retaining ring is corresponding with the compression valve and extension valve position, and the controller MCU is photosensitive by the switch
The signal of sensor judges the position of the bypass threshold switch and controls the bypass threshold switch and make the upper liquid stream general pipeline and institute
State the connection of bypass circulation branch pipe.
The advantages of technical solution provided by the present invention, is, passes through the conducting and cut-off of bypass circulation branch pipe, and gear
The rotation of circle makes compression valve and rebound valve on or off on valve seat, achievees the purpose that operate intermittently generator, prevents from sending out
Motor bearings premature abrasion.Meanwhile when needing generator to work, oil pressure can be applied to impeller, avoid energy in compression valve
Or Friction dissipation on rebound valve, when without generator work, it also can guarantee that damper maintains good damping effect.
Detailed description of the invention
Fig. 1 is the damper generating device structure schematic diagram of recoverable automobile vibrational energy.
Fig. 2 is that retaining ring is in power generation position view.
Fig. 3 is that retaining ring is in the position view that do not generate electricity.
Specific embodiment
Below with reference to embodiment, the invention will be further described, but not as a limitation of the invention.
Incorporated by reference to shown in Fig. 1 to Fig. 3, the present embodiments relate to the damper of recoverable automobile vibrational energy generate electricity dress
It sets, including upper lift ring 1a, lower lift ring 1b, oil sealing 2, cylinder body 3, piston rod 4, compression valve 5, valve seat 6, rebound valve 7, retaining ring 8, through-hole
8a, photosensitive control hole 8b, retaining ring photosensitive sensor 9, stepper motor 10, upper liquid stream general pipeline 11 switch photosensitive sensor 12, bypass
Threshold switch 13, threeway 14, wheel chamber 15, generator 16, battery 17, fairing 18, controller MCU19, impeller 20 are other
Logical circuit branch pipe 21, lower liquid stream general pipeline 22.
Above-mentioned each component assembling relationship is as shown in Figure 1.The upper end of upper lift ring 1a is connect with vehicle body, the lower end of upper lift ring 1a with
Piston rod 4 is rigidly connected.Piston rod 4 is assemblied in the pilot hole of 3 upper end of damper cylinder body, on piston rod 4 and damper cylinder body 3
End is sealed by oil sealing 2.The lower end of piston rod 4 is equipped with valve seat 6, and the inside of cylinder body 3 is divided into upper chamber and cavity of resorption by valve seat 6
Room.Compression valve 5 and rebound valve 7, compression valve 5 and rebound valve 7 being centrosymmetrically arranged with 6 bottom surface of valve seat are equipped in valve seat 6.Compression
Valve 5 is from lower chambers to upper chamber's one-way conduction, and rebound valve 7 is from upper chamber to lower chambers one-way conduction.6 lower end of valve seat is equipped with gear
Circle 8 is simultaneously close to it, is arranged symmetrically along center there are two through-hole 8a on retaining ring 8, the position of two through-hole 8a respectively with pressure
The position of contracting valve 5 and rebound valve 7 is corresponding.The bottom surface of valve seat 6 is additionally provided with retaining ring photosensitive sensor 9, and retaining ring photosensitive sensor 9
In on the axis of symmetry of 7 centre of compression valve 5 and rebound valve.Retaining ring photosensitive sensor 9 and 8 central point of retaining ring distance are greater than through-hole 8a
Away from 8 central point maximum distance of retaining ring, when so that retaining ring 8 rotating, retaining ring photosensitive sensor 9 will not be appeared by two through-hole 8a.
A pair of photosensitive control hole 8b, the center and 5 center of compression valve of through-hole 8a and 7 center of rebound valve weight are symmetrically arranged on retaining ring 8
When conjunction, retaining ring photosensitive sensor 9 is appeared by one of them photosensitive control hole 8b.
The stator of stepper motor 10 is mounted on valve seat 6, and the shaft and retaining ring 8 of stepper motor 10 are rigidly connected, controller
After MCU 19 sends commands to stepper motor 10, stepper motor 10 can drive retaining ring 8 to be rotated by 90 ° and then block compression by retaining ring 8
Valve 5 and rebound valve 7, or by the compression valve 5 and rebound valve 7 on the through-hole 8a conducting valve seat 6 on retaining ring 8.Damper cylinder body 3
Upper chamber is connected to upper 11 left end liquid stream general pipeline, and the lower chambers of damper cylinder body 3 are connected to lower 22 left end liquid stream general pipeline, upper liquid stream
The right end of general pipeline 11, the upper end of bypass circulation branch pipe 21 are connected to the upper interface of wheel chamber 15 by threeway 14, and lower liquid stream is total
The right end of pipe 22, the lower end of bypass circulation branch pipe 21 are connected to the lower interface of wheel chamber 15 by threeway.Installation in threeway 14
One bypass threshold switch 13 and switch photosensitive sensor 12.Bypass threshold switch 13 can make under the control of controller MCU 19
Liquid stream general pipeline 11 and wheel chamber 15 are connected or make liquid stream general pipeline 11 and bypass circulation branch pipe 21 to be connected, corresponding another logical
Road is in the alternative state ended.This state can be switched on and off photosensitive sensor 12 and detect.Leaf is installed in wheel chamber 15
Wheel 20, the shaft of impeller 20 and the input shaft of generator 16 are rigidly connected, and generator 16 is electrically connected with fairing 18, rectification dress
18 are set to be electrically connected with battery 17.Controller MCU 19 receives the signal of switch photosensitive sensor 12 and the voltage letter of battery 17
Number, controller MCU 19 gives stepper motor 10, bypasses threshold switch 13 and fairing 18 sends order.Damper cylinder body 3 and valve
The upper and lower chambers that seat 6 and retaining ring 8 form, upper liquid stream general pipeline 11, threeway 14, bypass circulation branch pipe 21, wheel chamber 15 and lower liquid
Hydraulic oil is filled in stream general pipeline 22.
Incorporated by reference to shown in Fig. 2 and Fig. 3, the control mode of the damper power generator of recoverable automobile vibrational energy is as follows:
When controller MCU 19 detects the voltage < charging voltage of battery 17, for example, 13.5V, controller MCU19
Detect whether rebound valve 7 and compression valve 5 are blocked by retaining ring 8 by retaining ring photosensitive sensor 9.When retaining ring photosensitive sensor 9 and gear
The position photosensitive control hole 8b on circle 8 does not correspond to, i.e., when retaining ring photosensitive sensor 9 cannot be appeared by photosensitive control hole 8b, recognizes
Rebound valve 7 and compression valve 5 are blocked for retaining ring 8, rebound valve 7 and compression valve 5 can not be connected, and stepper motor 10 does not work；Work as gear
It is corresponding with any one position photosensitive control hole 8b on retaining ring 8 to enclose photosensitive sensor 9, i.e., retaining ring photosensitive sensor 9 is by appointing
When one photosensitive control hole 8b of meaning is appeared, the position of two through-hole 8a is corresponding with the position of compression valve 5 and rebound valve 7 respectively,
Compression valve 5 and rebound valve 7 are in the conductive state, and stepper motor 10 drives retaining ring 8 to be arbitrarily rotated by 90 °, and make compression valve 5 and rebound valve
7 are in not on-state.Controller MCU 19 passes through the position of the switch detection bypass threshold switch 13 of photosensitive sensor 12 again.If other
Port valve switch 13 blocks bypass circulation branch pipe 21, then bypasses threshold switch 13 and do not work.If bypass threshold switch 13 does not block bypass
Circuit branch pipe 21 then bypasses threshold switch 13 and is rotated by 90 ° counterclockwise, and holding wheel chamber 15 is connected and bypass circulation branch pipe 21 is cut
Only.When vehicle body jolts upwards, upper lift ring 1a pulls piston rod 4 and valve seat 6 to move upwards.Upper chamber in damper cylinder body 3
Oil liquid enters wheel chamber 15 by upper liquid stream general pipeline 11, and the pressure energy and kinetic energy of oil liquid are converted into the rotating machinery of impeller 20
Can, rotating mechanical energy is generated electricity by generator 16, and the electric energy of sending is transformed to direct current by battery further through fairing 18
17 save, and hydraulic oil flows into lower liquid stream general pipeline 22 by wheel chamber 15, then flow into again in the lower chambers of damper cylinder body 3；?
When vehicle body jolts downwards, upper lift ring 1a compression piston bar 4 and valve seat 6 are moved downward.The oil liquid of the lower chambers of damper cylinder body 3 passes through
It crosses down liquid stream general pipeline 22 and enters wheel chamber 15, the pressure energy and kinetic energy of oil liquid are converted into the rotating mechanical energy of impeller 20, rotate
Mechanical energy is generated electricity by generator 16, and the electric energy of sending is transformed to direct current further through fairing 18 and is saved by battery 17.
Hydraulic oil flows into upper liquid stream general pipeline 11 by threeway 14 by wheel chamber 15, then enters back into the upper chamber of damper cylinder body 3.
When controller MCU19 detects voltage >=charging voltage, for example, 13.5V of battery 17,17 nothing of battery
It needs to charge, as shown in Figure 3.Controller MCU 19 detects rebound valve 7 by retaining ring photosensitive sensor 9 and whether compression valve 5 is kept off
Circle 8 blocks.When retaining ring photosensitive sensor 9 and the position photosensitive control hole 8b on retaining ring 8 be not corresponding, i.e. retaining ring photosensitive sensor 9
When cannot be appeared by photosensitive control hole 8b, controller MCU 19 controls stepper motor 10 and retaining ring 8 is driven arbitrarily to be rotated by 90 °, directly
It is appeared to retaining ring photosensitive sensor 9 by any one photosensitive control hole 8b.At this time the position of two through-hole 8a respectively with compression
The position of valve 5 and rebound valve 7 is corresponding, and compression valve 5 and rebound valve 7 are in the conductive state；When retaining ring photosensitive sensor 9 and arbitrarily
One position photosensitive control hole 8b is corresponding, i.e., when retaining ring photosensitive sensor 9 is appeared by any one photosensitive control hole 8b, two
The position of through-hole 8a is corresponding with the position of compression valve 5 and rebound valve 7 respectively, and compression valve 5 and rebound valve 7 are in the conductive state,
Stepper motor 10 does not work.Controller MCU 19 by the position of the switch detection bypass threshold switch 13 of photosensitive sensor 12, drives again
Dynamic bypass threshold switch 13 opens bypass circulation branch pipe 21, ends wheel chamber 15.The oil liquid of the upper and lower chambers of damper cylinder cylinder body 3 can
It is connected by rebound valve 7 or compression valve 5.When vehicle body jolts upwards, upper lift ring 1a pulls piston rod 4 and valve seat 6 to move upwards.
Upper chamber's oil liquid of damper cylinder cylinder body 3 flows into the lower chambers of damper cylinder body 3 by the through-hole 8a of rebound valve 7 and retaining ring 8, then
Lower liquid stream general pipeline 22 is flowed into, by bypass circulation branch pipe 21, threeway 14, liquid stream general pipeline 11 in inflow eventually passes back to damper cylinder
The upper chamber of body 3.The pressure energy and kinetic energy of oil liquid, which rub gradually to decay via rebound valve 7, becomes thermal energy, finally by damper
The wall surface of cylinder body 3 be dissipated in air.When vehicle body jolts downwards, upper lift ring 1a compression piston bar 4 and valve seat 6 are transported downwards
It is dynamic.The oil liquid of the lower chambers of damper cylinder body 3 flows into the epicoele of damper cylinder body 3 by the through-hole 8a and compression valve 5 of retaining ring 8
Then room flows into upper liquid stream general pipeline 11, by threeway 14, bypass circulation branch pipe 21 flows into lower liquid stream general pipeline 22, eventually passes back to subtract
The lower chambers of vibration device cylinder body 3.The pressure energy and kinetic energy of oil liquid, which rub gradually to decay via compression valve 5, becomes thermal energy, finally by
The wall surface of the cylinder body 3 of damper is dissipated in air.
Claims (6)
1. a kind of damper power generator of recoverable automobile vibrational energy, which is characterized in that including damper, wheel chamber,
Generator, fairing and controller MCU, the damper include cylinder body, valve seat and piston rod, and the wheel chamber is equipped with leaf
Wheel, upper interface and lower interface, upper orifice of the upper chamber of the cylinder body by upper liquid stream general pipeline and the wheel chamber, institute
The lower chambers for stating cylinder body are connected to by lower liquid stream general pipeline with the lower interface of the wheel chamber, when the wheel chamber flows through liquid
The wheel rotation, the input axis connection of the shaft of the impeller and the generator, the generator output end and rectification fill
Electrical connection is set, the bottom surface of the valve seat is equipped with the retaining ring being close to, and the retaining ring is driven by stepper motor to be rotated, and sets on the valve seat
There are a compression valve and rebound valve, is equipped with through-hole, the wheel chamber with the compression valve and rebound valve corresponding position on the retaining ring
Upper interface and lower interface between be equipped with bypass circulation branch pipe, the exit of the upper liquid stream general pipeline is equipped with bypass threshold switch, institute
State described in by-passing valve switch control liquid stream general pipeline and the wheel chamber upper orifice or the upper liquid stream general pipeline with
The bypass circulation branch pipe connection, the controller MCU control the stepper motor, the bypass threshold switch and rectification dress
Set work.
2. the damper power generator of recoverable automobile vibrational energy according to claim 1, which is characterized in that including storing
Battery, the battery connect with the controller MCU and send voltage signal to the controller MCU.
3. the damper power generator of recoverable automobile vibrational energy according to claim 2, which is characterized in that the valve
The bottom surface of seat is equipped with retaining ring photosensitive sensor, is equipped with photosensitive control with the corresponding position of the retaining ring photosensitive sensor on the retaining ring
Drilling, the retaining ring photosensitive sensor are electrically connected with the controller MCU.
4. the damper power generator of recoverable automobile vibrational energy according to claim 3, which is characterized in that the side
Logical circuit branch pipe is equipped with the switch photosensitive sensor for detecting by-passing valve switch state, the switch photosensitive sensor with it is described
Controller MCU electrical connection simultaneously sends by-passing valve switch state signal to the controller MCU.
5. a kind of control mode of the damper power generator of recoverable automobile vibrational energy, which is characterized in that the controlling party
Formula is run based on the damper power generator of recoverable automobile vibrational energy, and the controller MCU receives the battery and sends
Voltage signal, when the voltage signal is less than charging voltage, controller MCU control stepper motor movement makes the gear
The through-hole of circle leaves the compression valve and rebound valve, and the controller MCU, which controls the bypass threshold switch, makes the upper liquid
Flow the upper orifice of general pipeline and the wheel chamber；When the voltage signal is more than or equal to the charging voltage, the control
Device MCU processed, which controls the stepper motor movement, keeps the through-hole of the retaining ring opposite with the compression valve and extension valve position
It answers, the controller MCU, which controls the bypass threshold switch, is connected to the upper liquid stream general pipeline with the bypass circulation branch pipe.
6. a kind of control mode of the damper power generator of recoverable automobile vibrational energy, which is characterized in that the controller
MCU receives the voltage signal that the battery is sent, when the voltage signal is less than the charging voltage, the control
Device MCU is judged the through-hole and the compression valve and extension valve position of the retaining ring by the signal of the retaining ring photosensitive sensor
Whether correspond to and controlling the stepper motor movement makes the through-hole of the retaining ring leave the compression valve and rebound valve, it is described
Controller MCU is judged the position of the bypass threshold switch and is controlled the by-passing valve to open by the signal of the switch photosensitive sensor
Close the upper orifice for making the upper liquid stream general pipeline and the wheel chamber；When the voltage signal is more than or equal to the charging electricity
When pressure, the controller MCU by the signal of the retaining ring photosensitive sensor judge the retaining ring the through-hole and the compression
Whether valve and extension valve position, which correspond to and control the stepper motor movement, makes the through-hole of the retaining ring and the compression valve
Corresponding with valve position is upheld, the controller MCU judges the bypass threshold switch by the signal of the switch photosensitive sensor
Position and controlling the bypass threshold switch is connected to the upper liquid stream general pipeline with the bypass circulation branch pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529534.8A CN109707579B (en) | 2018-12-14 | 2018-12-14 | Control mode of vibration absorber power generation device capable of recycling automobile vibration energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529534.8A CN109707579B (en) | 2018-12-14 | 2018-12-14 | Control mode of vibration absorber power generation device capable of recycling automobile vibration energy |
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| Publication Number | Publication Date |
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| CN109707579A true CN109707579A (en) | 2019-05-03 |
| CN109707579B CN109707579B (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811529534.8A Active CN109707579B (en) | 2018-12-14 | 2018-12-14 | Control mode of vibration absorber power generation device capable of recycling automobile vibration energy |
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| WO1995014861A1 (en) * | 1993-11-22 | 1995-06-01 | Soichiro Aoyagi | Method for generating electric power by absorbing the vibration of a vehicle body |
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| CN102205798B (en) * | 2011-01-20 | 2014-06-18 | 浙江吉利汽车研究院有限公司 | Automobile capable of recovering vibration energy |
| CN104343878A (en) * | 2014-09-30 | 2015-02-11 | 重庆工商大学 | System and method for controlling vibration energy |
| CN107091349A (en) * | 2017-05-25 | 2017-08-25 | 珠海许继电气有限公司 | A kind of sealed platform cover gas charge mouthful |
| CN108590992A (en) * | 2018-02-26 | 2018-09-28 | 海宁萃智智能机器人有限公司 | A kind of automobile vibration can recycle power generator |
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2018
- 2018-12-14 CN CN201811529534.8A patent/CN109707579B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995014861A1 (en) * | 1993-11-22 | 1995-06-01 | Soichiro Aoyagi | Method for generating electric power by absorbing the vibration of a vehicle body |
| US20130161957A1 (en) * | 2009-03-25 | 2013-06-27 | Nikhil BHAT | Energy generating supports |
| CN102205798B (en) * | 2011-01-20 | 2014-06-18 | 浙江吉利汽车研究院有限公司 | Automobile capable of recovering vibration energy |
| CN103133590A (en) * | 2013-03-15 | 2013-06-05 | 山东理工大学 | Design method of vehicle damper compression valve limiting checking ring curved surface shape |
| CN104343878A (en) * | 2014-09-30 | 2015-02-11 | 重庆工商大学 | System and method for controlling vibration energy |
| CN107091349A (en) * | 2017-05-25 | 2017-08-25 | 珠海许继电气有限公司 | A kind of sealed platform cover gas charge mouthful |
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| CN109707579B (en) | 2023-04-21 |
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