CN206017546U - Piezoelectric type self energizing ride control shock absorber - Google Patents
Piezoelectric type self energizing ride control shock absorber Download PDFInfo
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- CN206017546U CN206017546U CN201621039938.5U CN201621039938U CN206017546U CN 206017546 U CN206017546 U CN 206017546U CN 201621039938 U CN201621039938 U CN 201621039938U CN 206017546 U CN206017546 U CN 206017546U
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- piston
- piston cylinder
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- piezoelectric type
- damping
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Abstract
The utility model discloses a kind of piezoelectric type self energizing ride control shock absorber, including piston cylinder, piston upper end cover, piston lid, piston rod, upper hanger, piston and lower hanger, in piston cylinder, middle and lower part is provided with sideboard, the space being located in piston cylinder between piston upper end cover and sideboard is damping sap cavity, damping fluid back flow channel is provided with the left and right sides inwall of piston cylinder, is connected with proportional solenoid on damping fluid back flow channel；The space being located in piston cylinder between piston lid and sideboard is energy-storing chamber, and energy storage intracavity is provided with piezoelectric type electrification structure, commutator, accumulator and battery charging circuit, and piezoelectric type electrification structure includes piezoelectric pile shell, elastomer and piezoelectric pile；Controller is provided with the outer wall of piston cylinder, and the input of controller is terminated with acceleration transducer.This utility model simple structure, good damping result are stable and reliable in work, and long service life is practical, and using effect is good, are easy to promote the use of.
Description
Technical field
This utility model belongs to absorber technical field, and in particular to a kind of piezoelectric type self energizing ride control shock absorber.
Background technology
Automobile in the process of moving, as Uneven road, starting are squatted or slowed down and lean forward, can cause automobile sprung mass with
Displacement is produced between unsprung mass, so that automobile produces upper and lower vibration.For conventional damper, vibrational energy is usual
It is to be dissipated in the form of heat energy by vibroshock, and then the impact of corresponding damping force attenuating automobile vibration can be produced.This
Outward, as the damping of conventional damper is non-adjustable, therefore when road surface input changes, the damping force produced by suspension will not
Can be changed according to road surface input condition in real time, can only passively be carried out vibration damping, this can only achieve the usability of passive suspension
Can, ride comfort can be substantially reduced compared with adaptive transmission control, so as to affect the comfortableness of occupant, it is impossible to ensure automobile in institute
Have under pavement behavior preferable driving experience is provided for passenger.In prior art, simple structure, reasonable in design, realization is also lacked
The good self energizing ride control shock absorber of convenient, stable and reliable in work, practical, using effect.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, there is provided a kind of piezoelectricity
Formula self energizing ride control shock absorber, its simple structure are novel in design reasonable, realize convenient and low cost, good damping result, work
Make reliable and stable, long service life, practical, using effect is good, is easy to promote the use of.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of piezoelectric type self energizing damping can
Adjust vibroshock, it is characterised in that：Including piston cylinder, it is fixedly connected on the piston upper end cover on piston cylinder top and is fixedly connected on work
The piston lid of plug tube bottom, and the piston rod in piston cylinder is stretched into through piston upper end cover, the top of the piston rod
Hanger is fixedly connected with, the bottom of the piston rod is fixedly connected with piston, and the bottom of the piston lid is fixedly connected
There is lower hanger, middle and lower part is provided with the sideboard moved up and down in piston cylinder, the piston cylinder in the piston cylinder
Interior space between piston upper end cover and sideboard is that the damping sap cavity is divided into position by damping sap cavity, the piston
Upper damping sap cavity in upper piston area and the lower damping sap cavity positioned at piston lower portion, the upper damping sap cavity and lower damping fluid intracavity
Damping fluid is provided with, is provided with the left and right sides inwall of the piston cylinder for connecting upper damping sap cavity and lower damping fluid
The damping fluid back flow channel in chamber, is connected with proportional solenoid on the damping fluid back flow channel；Piston is located in the piston cylinder
Space between bottom end cover and sideboard is energy-storing chamber, and the energy storage intracavity is provided with piezoelectric type electrification structure, commutator, storage
Battery and battery charging circuit, the piezoelectric type electrification structure include piezoelectric pile shell and are provided with many of piezoelectric pile inside the shell
Layer elastomer, is clamped with piezoelectric pile, is connected with the input of commutator after multiple piezoelectric pile series connection between adjacent two layers elastomer
Connect, the outfan of the commutator is connected with the input of battery charging circuit, the accumulator and battery charging circuit
Outfan connection；The controller being controlled for comparative example electromagnetic valve, the control is provided with the outer wall of the piston cylinder
The acceleration transducer detected by the oscillation intensity that the input of device processed is terminated with bringing the vibroshock for road pavement.
Above-mentioned piezoelectric type self energizing ride control shock absorber, it is characterised in that：The top of the piston upper end cover surrounds
Piston rod is provided with piston pad.
Above-mentioned piezoelectric type self energizing ride control shock absorber, it is characterised in that：The piezoelectric pile shell is made up of rubber.
Above-mentioned piezoelectric type self energizing ride control shock absorber, it is characterised in that：Being shaped as of the piezoelectric pile shell is justified
Cylindricality.
Above-mentioned piezoelectric type self energizing ride control shock absorber, it is characterised in that：Between per adjacent two layers of elastomer
It is clamped with two piezoelectric piles.
Above-mentioned piezoelectric type self energizing ride control shock absorber, it is characterised in that：The controller includes microcontroller mould
Block and voltage conversion circuit, the input of the micro controller module are terminated with button operation circuit, the micro controller module
Output is terminated with for driving the electromagnetic valve driver of proportional solenoid, the output of the proportional solenoid and electromagnetic valve driver
End connection, the acceleration transducer are connected with the input of micro controller module.
Above-mentioned piezoelectric type self energizing ride control shock absorber, it is characterised in that：The acceleration transducer is installed in upper
On hanger.
This utility model has advantages below compared with prior art：
1st, simple structure of the present utility model, novel in design reasonable, realize convenient and low cost.
2nd, this utility model adjusts the damping size of vibroshock by the aperture of regulation proportional solenoid, can be in difference
Pavement behavior under all reach good effectiveness in vibration suppression, can guarantee that automobile is provided for passenger under different road surface and preferably drive
Sail experience.
3rd, this utility model can not only save additional power source by piezoelectricity pile power generating, make that system is more simple, reduction matter
Amount and volume, can also reduces cost, improve reliability；Meanwhile, piezoelectricity pile power generating is combined with self energizing technology, more meets current section
The trend of energy environmental protection.
4th, of the present utility model stable and reliable in work, long service life.
5th, of the present utility model practical, using effect is good, is easy to promote the use of.
In sum, this utility model simple structure, it is novel in design that rationally realization facilitates and low cost, good damping result,
Stable and reliable in work, long service life is practical, and using effect is good, is easy to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the circuit connecting relation schematic diagram of this utility model controller and other each units.
Description of reference numerals:
Hanger on 1；Hanger on 2；3 piston pads；
4 piston upper end covers；5 damping fluid back flow channels；6 penetration pipe, two piston cylinder；
7 sideboards；8 elastomers；9 piezoelectric pile shells；
10 times hangers；11 piston lids；12 accumulator；
13 commutators；14 battery charging circuits；15 piezoelectric piles；
16 pistons；17 proportional solenoids；18 damping fluids；
19 controllers；19-1 micro controller modules；19-2 voltage conversion circuits；
19-3 button operation circuits；19-4 electromagnetic valve drivers；20 acceleration transducers.
Specific embodiment
As shown in figure 1, piezoelectric type self energizing ride control shock absorber of the present utility model, including piston cylinder 6, is fixedly connected
In the piston upper end cover 4 and the piston lid 11 for being fixedly connected on 6 bottom of piston cylinder on 6 top of piston cylinder, and pass through piston
Upper end cover 4 stretches into the piston rod 2 in piston cylinder 6, and the top of the piston rod 2 is fixedly connected with hanger 1, the piston rod 2
Bottom be fixedly connected with piston 16, the bottom of the piston lid 11 is fixedly connected with lower hanger 10, in the piston cylinder 6
Middle and lower part is provided with the sideboard 7 moved up and down in piston cylinder 6, be located in the piston cylinder 6 piston upper end cover 4 with
Space between sideboard 7 is that damping sap cavity, the piston 16 are divided into the damping sap cavity positioned at 16 top of piston
Upper damping sap cavity and the lower damping sap cavity positioned at 16 bottom of piston, the upper damping sap cavity and lower damping fluid intracavity are provided with resistance
Buddhist nun's liquid 18, be provided with the left and right sides inwall of the piston cylinder 6 for connect upper damping sap cavity and lower damping sap cavity resistance
Buddhist nun's liquid back flow channel 5, is connected with proportional solenoid 17 on the damping fluid back flow channel 5；It is located under piston in the piston cylinder 6
Space between end cap 11 and sideboard 7 is energy-storing chamber, and the energy storage intracavity is provided with piezoelectric type electrification structure, commutator
13rd, accumulator 12 and battery charging circuit 14, the piezoelectric type electrification structure include piezoelectric pile shell 9 and are provided with piezoelectric pile
Multilayer elastomeric 8 in shell 9, is clamped with piezoelectric pile 15 between adjacent two layers elastomer 8, multiple piezoelectric piles 15 connect after with
The input connection of commutator 13, the outfan of the commutator 13 is connected with the input of battery charging circuit 14, described
Accumulator 12 is connected with the outfan of battery charging circuit 14；It is provided with the outer wall of the piston cylinder 6 for comparative example electricity
The controller 19 that magnet valve 17 is controlled, the input of the controller 19 are terminated with bringing shaking for the vibroshock for road pavement
The acceleration transducer 20 detected by fatigue resistance.
In the present embodiment, as shown in figure 1, the top of the piston upper end cover 4 is provided with piston pad 3 around piston rod 2.
By arranging piston pad 3, hanger 1 is prevented from because impact produces directly contact to piston cylinder 6.
In the present embodiment, the piezoelectric pile shell 9 is made up of rubber.The piezoelectric pile shell 9 cylindrically shaped.
In the present embodiment, as shown in figure 1, being clamped with two piezoelectric piles 15 between per adjacent two layers of elastomer 8.
In the present embodiment, as shown in Fig. 2 the controller 19 includes micro controller module 19-1 and voltage conversion circuit
The input of 19-2, the micro controller module 19-1 is terminated with button operation circuit 19-3, the micro controller module 19-1's
Output is terminated with for driving the electromagnetic valve driver 19-4 of proportional solenoid 17, the proportional solenoid 17 and solenoid-driven
The outfan connection of device 19-4, the acceleration transducer 20 are connected with the input of micro controller module 19-1.
In the present embodiment, as shown in figure 1, the acceleration transducer 20 is on upper hanger 1.
When this utility model is used, upper hanger 1 is connected with vehicle frame, when automobile vibration, vehicle frame is driven on upper hanger 1
Lower movement, upper hanger 1 drive piston rod 2, piston rod 2 to move up and down in the damping fluid intracavity with piston 16, and piston 16 is moved
When dynamic, damping fluid 18 produces damping force, and damping fluid 18 can be flowed back by damping fluid back flow channel 5, make the upper damping fluid
Chamber is connected with lower damping sap cavity；20 road pavement of acceleration transducer brings the oscillation intensity of the vibroshock and carries out real-time detection simultaneously
Comparative example electricity is exported according to oscillation intensity to micro controller module 19-1, micro controller module 19-1 the signal output for detecting
The regulation control signal of 17 aperture of magnet valve, drives proportional solenoid 17 by electromagnetic valve driver 19-4, adjusts proportional solenoid
17 aperture, so as to change the back-flow velocity of damping fluid 18, makes damping force produce change, has reached and subtracted according to oscillation intensity regulation
The effect of the device that shakes damping.
In the above course of work, damping fluid 18 promotes sideboard 7 to be pressed down against elastomer 8, and elastomer 8 extrudes piezoelectric pile
15 produce electric energy, after 13 rectification of commutator, are charged for accumulator 12 by battery charging circuit 14, by accumulator 12
Power for proportional solenoid 17, controller 19 and acceleration transducer 20, it is achieved that the effect of energy regenerative.
The above, is only preferred embodiment of the present utility model, not this utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure change that above example is made according to this utility model technical spirit, still
Belong in the protection domain of technical solutions of the utility model.
Claims (7)
1. a kind of piezoelectric type self energizing ride control shock absorber, it is characterised in that：Including piston cylinder (6), it is fixedly connected on piston
The piston upper end cover (4) on cylinder (6) top and the piston lid (11) of piston cylinder (6) bottom is fixedly connected on, and through work
End cap (4) stretches into the piston rod (2) in piston cylinder (6) beyond the Great Wall, is fixedly connected with hanger (1) at the top of piston rod (2),
The bottom of piston rod (2) is fixedly connected with piston (16), and the bottom of piston lid (11) is fixedly connected with down hangs
Ear (10), piston cylinder (6) interior middle and lower part are provided with the sideboard (7) moved up and down in piston cylinder (6), described
The space being located in piston cylinder (6) between piston upper end cover (4) and sideboard (7) is damping sap cavity, and described piston (16) will
The damping sap cavity is divided into the upper damping sap cavity positioned at piston (16) top and the lower damping sap cavity positioned at piston (16) bottom,
The upper damping sap cavity and lower damping fluid intracavity are provided with damping fluid (18), on the left and right sides inwall of piston cylinder (6)
Be provided with for connect upper damping sap cavity and lower damping sap cavity damping fluid back flow channel (5), the damping fluid back flow channel
(5) proportional solenoid (17) is connected with；It is located between piston lid (11) and sideboard (7) in piston cylinder (6)
Space be energy-storing chamber, the energy storage intracavity is provided with piezoelectric type electrification structure, commutator (13), accumulator (12) and accumulator
Charging circuit (14), the multilamellar that the piezoelectric type electrification structure includes piezoelectric pile shell (9) and is provided with piezoelectric pile shell (9)
Elastomer (8), is clamped with piezoelectric pile (15), with rectification after multiple piezoelectric pile (15) series connection between adjacent two layers elastomer (8)
The input connection of device (13), the outfan of commutator (13) are connected with the input of battery charging circuit (14), institute
The outfan that accumulator (12) is stated with battery charging circuit (14) is connected；Be provided with the outer wall of piston cylinder (6) for
The controller (19) that comparative example electromagnetic valve (17) is controlled, the input of controller (19) are terminated with bringing for road pavement
The acceleration transducer (20) detected by the oscillation intensity of the vibroshock.
2. according to the piezoelectric type self energizing ride control shock absorber described in claim 1, it is characterised in that：The piston upper end cover
(4) top is provided with piston pad (3) around piston rod (2).
3. according to the piezoelectric type self energizing ride control shock absorber described in claim 1, it is characterised in that：The piezoelectric pile shell
(9) it is made up of rubber.
4. according to the piezoelectric type self energizing ride control shock absorber described in claim 1, it is characterised in that：The piezoelectric pile shell
(9) cylindrically shaped.
5. according to the piezoelectric type self energizing ride control shock absorber described in claim 1, it is characterised in that：Per adjacent two-layer bullet
Two piezoelectric piles (15) are clamped between gonosome (8).
6. according to the piezoelectric type self energizing ride control shock absorber described in claim 1, it is characterised in that：Controller (19)
Including micro controller module (19-1) and voltage conversion circuit (19-2), the input of micro controller module (19-1) is terminated with
Button operation circuit (19-3), the output of micro controller module (19-1) are terminated with for driving proportional solenoid (17)
Electromagnetic valve driver (19-4), proportional solenoid (17) are connected with the outfan of electromagnetic valve driver (19-4), described plus
Velocity sensor (20) is connected with the input of micro controller module (19-1).
7. according to the piezoelectric type self energizing ride control shock absorber described in claim 1, it is characterised in that：The acceleration sensing
Device (20) is on upper hanger (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039938.5U CN206017546U (en) | 2016-09-07 | 2016-09-07 | Piezoelectric type self energizing ride control shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621039938.5U CN206017546U (en) | 2016-09-07 | 2016-09-07 | Piezoelectric type self energizing ride control shock absorber |
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| Publication Number | Publication Date |
|---|---|
| CN206017546U true CN206017546U (en) | 2017-03-15 |
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ID=58258928
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621039938.5U Expired - Fee Related CN206017546U (en) | 2016-09-07 | 2016-09-07 | Piezoelectric type self energizing ride control shock absorber |
Country Status (1)
| Country | Link |
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| CN (1) | CN206017546U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448536A (en) * | 2017-09-19 | 2017-12-08 | 福州大学 | Sensing magnetic rheological liquid damper and its control method certainly of a kind of recoverable energy |
| CN108953292A (en) * | 2018-06-27 | 2018-12-07 | 河南德佰特机电设备制造有限公司 | The hydraulic cylinder that can be generated electricity |
| CN109630601A (en) * | 2018-12-28 | 2019-04-16 | 河南科技大学 | A kind of cartridge type damping device |
| CN110544976A (en) * | 2019-09-23 | 2019-12-06 | 重庆大学 | Piezoelectric self-powered combined beam vibration damper and control method thereof |
| CN111390969A (en) * | 2020-03-24 | 2020-07-10 | 珠海格力电器股份有限公司 | Vibration reduction system and robot with same |
| CN112343956A (en) * | 2020-11-18 | 2021-02-09 | 范爱斌 | Built-in piezoelectric energy storage type oil leakage detection early warning hydraulic damper |
| WO2022094993A1 (en) * | 2020-11-07 | 2022-05-12 | 宁德时代新能源科技股份有限公司 | Power generation apparatus, suspension, vehicle, and device and method for producing power generation apparatus |
| CN115182859A (en) * | 2022-05-30 | 2022-10-14 | 中交第一公路勘察设计研究院有限公司 | Power generation unit and power generation system based on frozen soil expansion |
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- 2016-09-07 CN CN201621039938.5U patent/CN206017546U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448536A (en) * | 2017-09-19 | 2017-12-08 | 福州大学 | Sensing magnetic rheological liquid damper and its control method certainly of a kind of recoverable energy |
| CN108953292A (en) * | 2018-06-27 | 2018-12-07 | 河南德佰特机电设备制造有限公司 | The hydraulic cylinder that can be generated electricity |
| CN109630601A (en) * | 2018-12-28 | 2019-04-16 | 河南科技大学 | A kind of cartridge type damping device |
| CN110544976A (en) * | 2019-09-23 | 2019-12-06 | 重庆大学 | Piezoelectric self-powered combined beam vibration damper and control method thereof |
| CN110544976B (en) * | 2019-09-23 | 2021-02-02 | 重庆大学 | Piezoelectric self-powered combined beam vibration damper and control method thereof |
| CN111390969A (en) * | 2020-03-24 | 2020-07-10 | 珠海格力电器股份有限公司 | Vibration reduction system and robot with same |
| WO2022094993A1 (en) * | 2020-11-07 | 2022-05-12 | 宁德时代新能源科技股份有限公司 | Power generation apparatus, suspension, vehicle, and device and method for producing power generation apparatus |
| US11764706B2 (en) | 2020-11-07 | 2023-09-19 | Contemporary Amperex Technology Co., Limited | Power generator, suspension, vehicle, apparatus for producing power generator, and method for producing power generator |
| CN112343956A (en) * | 2020-11-18 | 2021-02-09 | 范爱斌 | Built-in piezoelectric energy storage type oil leakage detection early warning hydraulic damper |
| CN115182859A (en) * | 2022-05-30 | 2022-10-14 | 中交第一公路勘察设计研究院有限公司 | Power generation unit and power generation system based on frozen soil expansion |
| CN115182859B (en) * | 2022-05-30 | 2024-04-26 | 中交第一公路勘察设计研究院有限公司 | Power generation unit and power generation system based on frozen soil expansion |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20170907 |
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| CF01 | Termination of patent right due to non-payment of annual fee |