CN204213242U - A kind of electrohydraulic energy-regenerative type shock absorber - Google Patents
A kind of electrohydraulic energy-regenerative type shock absorber Download PDFInfo
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- CN204213242U CN204213242U CN201420676364.7U CN201420676364U CN204213242U CN 204213242 U CN204213242 U CN 204213242U CN 201420676364 U CN201420676364 U CN 201420676364U CN 204213242 U CN204213242 U CN 204213242U
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- oil pipe
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- oil
- shock absorber
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Abstract
The utility model discloses a kind of electrohydraulic energy-regenerative type shock absorber, comprise vibration damper cylinder body and energy storage power generation chamber, both are connected by oil pipe, energy storage power generation chamber is arranged on vehicle body, damper main body is arranged between vehicle body and wheel, described energy storage power generation chamber comprises the first accumulator be built in cavity, second accumulator and oil hydraulic motor, the two ends of oil hydraulic motor are connected with cavity of resorption with the epicoele of vibration damper cylinder body with the second oil pipe respectively by the first oil pipe, first accumulator is arranged on the first oil pipe, second accumulator is arranged on the second oil pipe, first oil pipe is provided with the first one-way valve between epicoele and the first accumulator, the second one-way valve is provided with between first oil pipe and the second oil pipe, oil hydraulic motor is connected with external generator.
Description
Technical field
The utility model relates to vehicle shock absorber field, particularly a kind of electrohydraulic energy-regenerative type shock absorber.
Background technique
Vibrational energy dissipates with the form of heat by the vibration damper of passive suspension, thus attenuation vibration; And the vibrational energy that the energy be dissipated is vehicle suspension dissipates main from vibration damper, the energy of dissipation derives from motor or electrokinetic cell after all; If these vibrational energies can be recycled, then can reduce the energy consumption of vehicle.
The important component part of energy consumption of vehicles, is not taken seriously always and utilizes, recyclable and use for other electrical equipment.Initiatively/semi-active suspension system needs to consume external energy can realize ACTIVE CONTROL, thus improves suspension property, and the energy that energy regenerative process reclaims can meet the energy needed for power consumption process, realizes controlling energy-autarchic.Energy suspension can be used for conventional fuel oil car and new-energy automobile, such as passenger car, motor bus, go-anywhere vehicle etc., especially new energy vehicle, can reduce the consumption to electrokinetic cell, extending the continual mileage of vehicle, being of great immediate significance to realizing automotive energy-saving emission-reducing.
Electrohydraulic energy-regenerative type shock absorber scheme is the hybrid system of a machine-electricity-liquid, " diode rectifier+capacitor filtering " preferred circuit on the similar electronics of its working principle, diode-one-way valve; Electric capacity-accumulator.Straight reciprocating motion is converted into the rotation of oil hydraulic motor, pushing generator produces electric energy; Utilize the counterelectromotive force effect of generator produce damping force and can ACTIVE CONTROL be realized, but its result is complicated, easily breaks down, not easy-maintaining.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of electrohydraulic energy-regenerative type shock absorber, to solve the above-mentioned multinomial defect caused in prior art.
For achieving the above object, the utility model provides following technological scheme: a kind of electrohydraulic energy-regenerative type shock absorber, comprise vibration damper cylinder body and energy storage power generation chamber, both are connected by oil pipe, energy storage power generation chamber is arranged on vehicle body, damper main body is arranged between vehicle body and wheel, described energy storage power generation chamber comprises the first accumulator be built in cavity, second accumulator and oil hydraulic motor, the two ends of oil hydraulic motor are connected with cavity of resorption with the epicoele of vibration damper cylinder body with the second oil pipe respectively by the first oil pipe, first accumulator is arranged on the first oil pipe, second accumulator is arranged on the second oil pipe, first oil pipe is provided with the first one-way valve between epicoele and the first accumulator, the second one-way valve is provided with between first oil pipe and the second oil pipe, oil hydraulic motor is connected with external generator.
Preferably, described first accumulator and the second accumulator place are all provided with outlet valve and pressure transducer.
Preferably, the oil port of described vibration damper cylinder body epicoele and cavity of resorption is provided with pressure transducer and ball valve.
The beneficial effect of above technological scheme is adopted to be: the design of new departure of the utility model structure mainly only reclaims the vibrational energy of vibration damper in extension stroke, and make the epicoele fluid in compression stroke directly enter into cavity of resorption by the second one-way valve, thus reduce compression stroke damping force.Hydraulic pressure rectifier bridge can be subject to the impact of speed of response and transmission efficiency reduction when high frequency pumping; Therefore one-way valve is more few better.
How to improve the sensitivity of one-way valve in oil hydraulic circuit and reduce the most critical factor that its impedance is elevator system performance.Therefore electrohydraulic energy-regenerative type shock absorber major part weight layout is on vehicle body, namely becomes spring carried mass, is conducive to promoting suspension property.Integrated vibration damper boundary dimension is similar to conventional hydraulic vibration damper, has and well can assemble.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1--vibration damper cylinder body, 2--first accumulator, 3--second accumulator, 4--oil hydraulic motor, 5--first oil pipe, 6--second oil pipe, 7--epicoele, 8--cavity of resorption, 9--first one-way valve, 10--second one-way valve, 11--generator, 12--outlet valve, 13--pressure transducer, 14--ball valve.
Embodiment
Preferred implementation of the present utility model is described in detail below in conjunction with accompanying drawing.
Fig. 1 shows embodiment of the present utility model: a kind of electrohydraulic energy-regenerative type shock absorber, comprise vibration damper cylinder body 1 and energy storage power generation chamber, both are connected by oil pipe, energy storage power generation chamber is arranged on vehicle body, damper main body is arranged between vehicle body and wheel, described energy storage power generation chamber comprises the first accumulator 2 be built in cavity, second accumulator 3 and oil hydraulic motor 4, the two ends of oil hydraulic motor 4 are connected with cavity of resorption 8 with the epicoele 7 of vibration damper cylinder body 1 with the second oil pipe 6 respectively by the first oil pipe 5, first accumulator 2 is arranged on the first oil pipe 5, second accumulator 3 is arranged on the second oil pipe 6, first oil pipe 5 is provided with the first one-way valve 9 between epicoele 7 and the first accumulator 2, the second one-way valve 10 is provided with between first oil pipe 5 and the second oil pipe 6, oil hydraulic motor 4 is connected with external generator 11, first accumulator 2 and the second accumulator 3 place are all provided with outlet valve 12 and pressure transducer 13, the oil port of vibration damper cylinder body 1 epicoele 7 and cavity of resorption 8 is provided with pressure transducer 13 and ball valve 14.
The design of new departure of the utility model structure mainly only reclaims the vibrational energy of vibration damper in extension stroke, and makes epicoele 7 fluid in compression stroke directly enter into cavity of resorption 8 by the second one-way valve 10, thus reduces compression stroke damping force.Hydraulic pressure rectifier bridge can be subject to the impact of speed of response and transmission efficiency reduction when high frequency pumping; Therefore one-way valve is more few better.
How to improve the sensitivity of one-way valve in oil hydraulic circuit and reduce the most critical factor that its impedance is elevator system performance.Therefore electrohydraulic energy-regenerative type shock absorber major part weight layout is on vehicle body, namely becomes spring carried mass, and be conducive to promoting suspension property, integrated vibration damper boundary dimension is similar to conventional hydraulic vibration damper, has and well can assemble.
Above-described is only preferred implementation of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (3)
1. an electrohydraulic energy-regenerative type shock absorber, it is characterized in that: comprise vibration damper cylinder body and energy storage power generation chamber, both are connected by oil pipe, energy storage power generation chamber is arranged on vehicle body, damper main body is arranged between vehicle body and wheel, described energy storage power generation chamber comprises the first accumulator be built in cavity, second accumulator and oil hydraulic motor, the two ends of oil hydraulic motor are connected with cavity of resorption with the epicoele of vibration damper cylinder body with the second oil pipe respectively by the first oil pipe, first accumulator is arranged on the first oil pipe, second accumulator is arranged on the second oil pipe, first oil pipe is provided with the first one-way valve between epicoele and the first accumulator, the second one-way valve is provided with between first oil pipe and the second oil pipe, oil hydraulic motor is connected with external generator.
2. electrohydraulic energy-regenerative type shock absorber according to claim 1, is characterized in that: described first accumulator and the second accumulator place are all provided with outlet valve and pressure transducer.
3. electrohydraulic energy-regenerative type shock absorber according to claim 1, is characterized in that: the oil port of described vibration damper cylinder body epicoele and cavity of resorption is provided with pressure transducer and ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420676364.7U CN204213242U (en) | 2014-11-13 | 2014-11-13 | A kind of electrohydraulic energy-regenerative type shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420676364.7U CN204213242U (en) | 2014-11-13 | 2014-11-13 | A kind of electrohydraulic energy-regenerative type shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204213242U true CN204213242U (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420676364.7U Expired - Fee Related CN204213242U (en) | 2014-11-13 | 2014-11-13 | A kind of electrohydraulic energy-regenerative type shock absorber |
Country Status (1)
| Country | Link |
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| CN (1) | CN204213242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963981A (en) * | 2015-06-15 | 2015-10-07 | 万向钱潮股份有限公司 | Hydro-electric energy-feed type shock absorber with two check valve pipelines |
| CN104976266A (en) * | 2015-06-15 | 2015-10-14 | 万向钱潮股份有限公司 | Fluid electric energy feedback type semi-active control shock absorber system |
-
2014
- 2014-11-13 CN CN201420676364.7U patent/CN204213242U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963981A (en) * | 2015-06-15 | 2015-10-07 | 万向钱潮股份有限公司 | Hydro-electric energy-feed type shock absorber with two check valve pipelines |
| CN104976266A (en) * | 2015-06-15 | 2015-10-14 | 万向钱潮股份有限公司 | Fluid electric energy feedback type semi-active control shock absorber system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150318 Termination date: 20151113 |
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| EXPY | Termination of patent right or utility model |