CN206309846U - A kind of fluid pressure type variable-damp vibration damper with generating function - Google Patents
A kind of fluid pressure type variable-damp vibration damper with generating function Download PDFInfo
- Publication number
- CN206309846U CN206309846U CN201621355032.4U CN201621355032U CN206309846U CN 206309846 U CN206309846 U CN 206309846U CN 201621355032 U CN201621355032 U CN 201621355032U CN 206309846 U CN206309846 U CN 206309846U
- Authority
- CN
- China
- Prior art keywords
- piston
- electric machine
- brushless electric
- damper
- fluid pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a kind of fluid pressure type variable-damp vibration damper with generating function, for vehicle damping, it is by a kind of damper shelling machine into closed shell that it is mainly improved, it is internal full of work fluid, and shock absorber piston is designed to a kind of piston that rotates, including piston and set brushless electric machine and star gear train reducing gear in the inner, piston includes being covered on the piston of fixed brushless electric machine and absorber rod, and the piston rotation set being connected is rotated by bearing with brushless electric machine outer wall, piston rotation set outer wall sets spiral lamination, inwall then sets ring gear；Brushless electric machine output shaft is connected through star gear train reducing gear and ring gear, while its lead-out wire is connected with vehicle control device；Rotate piston and closed shell is separated into upper lower oil chamber, the rotation piston can change upper lower oil chamber's volume and itself be lifted with driving by rotation.The utility model does not use electromagnetic liquid, and simple structure is easy to maintenance, operation and maintenance low cost, and can produce electric energy under specified control environment.
Description
Technical field
The utility model is related to a kind of fluid pressure type variable-damp vibration damper with generating function, belongs to automobile absorber
Technical field of structures.
Background technology
Using a kind of special liquid for being referred to as electromagnetic liquid in magnetorheological damping damper, damper, it is hydrocarbon by synthesizing
Compound and 3 to 10 microns of magnetic-particle compositions of size.Once control unit sends pulse signal, will be produced in coil
Voltage, so as to form a magnetic field, and changes the arrangement mode of particle.These particles can be arranged by perpendicular to the direction of pressure at once
Row, the effect for hindering oil to be flowed in piston channel, so as to improve damped coefficient.
This damper device internal structure is complicated；It is expensive using special electromagnetic liquid；In order to produce a certain damping effect
Fruit is, it is necessary to the size of real-time control electric current, and power consumption is big.
The content of the invention
The utility model purpose is：A kind of fluid pressure type variable-damp vibration damper with generating function is provided, it is not used
Electromagnetic liquid, simple structure is easy to maintenance, operation and maintenance low cost, and can produce electric energy under specified control environment.
The technical solution of the utility model is：A kind of fluid pressure type variable-damp vibration damper with generating function, for car
Damping, including damper shell, the shock absorber piston in damper shell and be connected with shock absorber piston and stretch out and subtract
Shake the absorber rod of device shell, it is characterised in that the damper shell is a kind of closed shell, it is internal full of work fluid,
And shock absorber piston be it is a kind of rotate piston, including piston and brushless electric machine and star gear train in piston subtract
Fast mechanism, the piston includes covering for fixing on the piston of brushless electric machine and absorber rod, and with brushless electric machine outer wall
The piston rotation set of connection is rotated by bearing, the outer wall of the piston rotation set is provided with spiral lamination, and inwall then sets ring gear；
The output shaft of the brushless electric machine is connected with the centre pinion of star gear train reducing gear, and the periphery of star gear train reducing gear
Planetary gear is engaged with the ring gear, and the lead-out wire of brushless electric machine is connected with vehicle control device；The rotation piston will be closed
Housing is separated into upper and lower two grease chambers, and the rotation piston can change upper and lower grease chamber volume to drive itself upper and lower by rotation
Activity.
Further, work the preferred anti-icing fluid of fluid described in the utility model.
Further, the perforate passed through for absorber rod, perforate are provided with described in the utility model at the top of closed shell
Inside it is provided with damper body seal circle.
Further, absorber rod described in the utility model is hollow member, and the lead-out wire of the brushless electric machine is from institute
Absorber rod inside is stated to draw and be connected with the vehicle control device.Actual lead-out wire includes brushless electric machine supply line（Electricity
Source line）, lead line when brushless electric machine is as generator, and brushless electric machine and Vehicle Controller control circuit.
Further, the preferred rolling bearing of bearing described in the utility model.
Further, piston described in the utility model also includes being fixed or Integral design with piston rotation set bottom
Piston lower cover, some rolling steel balls are provided between the piston lower cover and the planetary gear, the setting of rolling steel ball can
Improve fluency during mechanism driving.
Further, covered on piston described in the utility model and piston rotation is enclosed within junction and is provided with piston seal
Circle, prevents fluid from invading internal piston destruction brushless electric machine.
Operation principle of the present utility model is as follows：When absorber rod be subject to external force drive rotate piston work fluid in
When moving down or upwards, piston can all extrude lower oil chamber, change the pressure balanced environment of damper enclosure so that work
Make the spiral lamination surface outside Oil shocking piston rotation set, tangential driving force is applied to rotating piston, order about piston rotation
Set is rotated.The planetary gear of inside will be driven to move when piston rotation is rotated, and then by these gear driven centre pinions
Rotate so that brushless electric machine gets into smooth, and due to using star gear train reducing gear, piston rotation set motion it is small away from
From can all be exaggerated so that brushless electric machine gets up to be generated electricity with rotational speed higher.
Here brushless electric machine has two kinds of working conditions：
Rotate：When brushless electric machine is rotated under driven by power, rotation piston can be driven（Piston rotation set）Rotate together.
And the rotation for rotating piston can change upper and lower grease chamber volume, break damper enclosure pressure balance, so as to drive rotation
Piston is up and down.Therefore, when needing absorber rod to move up and down, it is only necessary to which the rotating for adjusting brushless electric machine can be achieved with
The up and down motion of absorber rod.And the speed of absorber rod up and down motion speed can be by controlling the raising of brushless motor speed
Or reduce and realize.
Generate electricity：It can be seen from principle Analysis above, brushless electric machine is subject to external force in absorber rod（Vehicle body is with operation
And shake）Generation electric energy can be rotated during effect, and rotating speed is faster, the electric energy of generation is more.And brushless electric machine rotate speed with
The time of the external force effect that absorber rod is subject to and distance dependent, the electric energy that it is produced is by controlling circuit to store or supply
To the electrical equipment on car.
The implementation method of mutative damp, according to the design, mutative damp is to require in the case of a certain external force, by damping
The speed of device bar up and down motion speed come determine damping size.In the case of external force identical, absorber rod upwards or to
The speed of lower motion is fast, is small damped coefficient；The speed that absorber rod is upwardly or downwardly moved is slow, is damped coefficient
Greatly.Therefore it may only be necessary to change the size of damper damping by changing the rotating speed of brushless electric machine.Understand principles above, so that it may
To know that the design can have two kinds of methods of mutative damp.
One kind be brushless electric machine under as TRT, by change load（For example the electric energy of generation is used to charge,
Only need to adjust the size of charging current, charging current increase, load becomes big, and damping becomes big, and charging current reduces, and load subtracts
It is small, deattenuation）Size, thus it is possible to vary damping；Another method is brushless electric machine in the case where control is driven,
Change damping by changing the speed of the brushless electric machine direction of motion or rotating speed（Size and force direction）.
Certainly the lift angle and pitch gap for needing the screw thread of explanation transfer piston case surface of the present invention determine damper
Inherent damping, lead angle and pitch is big, damps small；Opposite, lead angle and pitch are small, and damping is big.
The utility model has the advantages that：
1st, this damper that the utility model is provided, it is real compared with routinely the MR vibration damper of electromagnetic liquid is used
Existing principle is different, it is not necessary to which special electromagnetism liquid medium, internal structure is simpler, designs ingenious, maintainable strong；It is simultaneously raw
Cost reduction is produced, and enterprise's production capacity can be saved without a direct power supply when using.
2nd, this damper that the utility model is provided, it can produce electricity in the case where that need not damp work greatly
Can, it can be user's save energy by the electrical equipment in power storage or supply car to be controlled by circuit.
3rd, the utility model provide this damper, it is further mounted with encoder on brushless electric machine, for
Detection bodywork height is connect, the structure of script is simplified, being capable of save space, the compatibility of raising product.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model：
Fig. 1 is structural main section view of the present utility model；
Fig. 2 is the structural main section view for rotating piston；
Fig. 3 is the A-A profiles of Fig. 2.
Wherein：1st, damper shell；1a, upper chamber；1b, lower oil chamber；2nd, shock absorber piston；3rd, absorber rod；4th, it is brushless
Motor；4a, output shaft；5th, covered on piston；6th, bearing；7th, piston rotation set；7a, spiral lamination；7b, ring gear；8th, centre pinion；
9th, planetary gear；10th, lead-out wire；11st, perforate；12nd, damper body seal circle；13rd, piston lower cover；14th, rolling steel ball；15、
Piston packing.
Specific embodiment
Embodiment：With reference to shown in Fig. 1 ~ Fig. 3, this fluid pressure type with generating function provided the utility model is variable
Damping shock absorber, explains as follows：It is used for vehicle damping, with damper shell 1, subtracting in damper shell 1
Shake device piston 2 and the absorber rod 3 being connected with shock absorber piston 2.
It is damper shell 1 and shock absorber piston 2 that emphasis of the present utility model is improved.Wherein damper shell 1 be by
The closed shell that upper lid, middle cylinder and lower cover are fixed, it is internal full of work fluid, i.e. anti-icing fluid；And damper is lived
Plug 2 is a kind of rotation piston, and this rotation piston includes piston and brushless electric machine 4 and star-like tooth in piston
Wheel reducing gear, the piston is by for lid 5 and brushless electric machine 4 on the piston for fixing brushless electric machine 4 and absorber rod 3
Outer wall is by bearing 6（Rolling bearing）Rotate the piston rotation set 7 of connection and cover the work that 7 bottoms are fixed with the piston rotation
Plug lower cover 13 is collectively formed, specifically as shown in Figure 2.
The outer wall of the piston rotation set 7 is provided with spiral lamination 7a, and inwall then sets ring gear 7b.Star described in the present embodiment
Type gear reduction is engaged and around three planetary gears 9 of its uniform intervals distribution by centre pinion 8 and with centre pinion 8
Collectively form.The output shaft 4a of the brushless electric machine 4 is connected with the centre pinion 8 of star gear train reducing gear, and star gear train
The planetary gear 9 of reducing gear periphery is engaged with the ring gear 7b, specific to combine shown in Fig. 3.
It will be seen from figure 1 that piston is rotated described in the utility model is separated into upper and lower two grease chambers by closed shell
1a, 1b, the rotation piston can change upper and lower grease chamber 1a, 1b volume to drive itself up and down by rotation.
Damper shell described in the present embodiment 1（Closed shell）Top（Upper lid）It is provided with what is passed through for absorber rod 3
Damper body seal circle 12 is provided with perforate 11, perforate 11, prevents dust and aqueous vapor from entering inside damper shell 1, it is ensured that
Its seal.
Absorber rod 3 described in the present embodiment is hollow member, and the lead-out wire 10 of the brushless electric machine 4 is from the damper
The inside of bar 3 is drawn and is connected with the vehicle control device, as shown in Figure 1.Actual lead-out wire includes brushless electric machine supply line
（Power line）, lead line when brushless electric machine 4 is as generator, and brushless electric machine 4 and Vehicle Controller control circuit.
As shown in Fig. 2 being provided with some rolling steel between piston lower cover described in the present embodiment 13 and the planetary gear 9
Pearl 14, the setting of rolling steel ball 14 can improve fluency during mechanism driving.
Lid 5 and piston rotation set 7 are provided with piston packing 15 in junction on piston described in the present embodiment, prevent oil
Liquid invades internal piston destruction brushless electric machine 4.
Operation principle of the present utility model is as follows：When absorber rod 3 be subject to external force drive rotate piston work fluid in
When moving downwards or upwards, piston can all extrude upper and lower grease chamber 1a, 1b, change the pressure balance ring inside damper shell 1
Border so that the spiral lamination 7a surfaces outside work fluid impact piston turning set 7, tangential driving force is applied to rotating piston,
Piston rotation set 7 is ordered about to rotate.The planetary gear 9 of inside will be driven to move when piston rotation is rotated, and then by these teeth
Wheel drives centre pinion 8 to rotate, so that brushless electric machine 4 gets into smooth, and due to using star gear train reducing gear, piston to turn
The small distance of the dynamic motion of set 7, can all be exaggerated so that brushless electric machine 4 gets up to be generated electricity with rotational speed higher.
Here brushless electric machine has two kinds of working conditions：
Rotate：When brushless electric machine 4 is rotated under driven by power, rotation piston can be driven（Piston rotation set 7）Turn together
It is dynamic.And the rotation for rotating piston can change upper and lower grease chamber 1a, 1b volume, break damper enclosure pressure balance, so that
Drive rotation piston up and down.Therefore, when needing absorber rod 3 to move up and down, it is only necessary to adjust the positive and negative of brushless electric machine 4
Turn to can be achieved with the up and down motion of absorber rod 3.And the speed of the up and down motion speed of absorber rod 3 can be by controlling brushless electricity
The raising of the rotating speed of machine 4 or reduce is realized.
Generate electricity：It can be seen from principle Analysis above, brushless electric machine 4 is subject to external force in absorber rod 3（Vehicle body is with fortune
Go and shake）Generation electric energy can be rotated during effect, and rotating speed is faster, the electric energy of generation is more.And the speed that brushless electric machine 4 is rotated
Time and distance dependent that the external force being subject to absorber rod 3 is acted on, the electric energy that it is produced by control circuit can store or
Electrical equipment on person's supply car.
The implementation method of mutative damp, according to the design, mutative damp is to require in the case of a certain external force, by damping
The speed of the up and down motion speed of device bar 3 come determine damping size.In the case of external force identical, absorber rod 3 upwards or
The speed for moving downward is fast, is small damped coefficient；The speed that absorber rod 3 is upwardly or downwardly moved is slow, is damping system
Number is big.Therefore it may only be necessary to change the size of damper damping by changing the rotating speed of brushless electric machine 4.Principles above is understood, just
It is known that the design can have two kinds of methods of mutative damp.
One kind be brushless electric machine 4 under as TRT, by change load（For example the electric energy of generation is used to fill
Electricity, it is only necessary to adjust the size of charging current, charging current increase, load becomes big, and damping becomes big, and charging current reduces, load
Reduce, deattenuation）Size, thus it is possible to vary damping；Another method is that brushless electric machine 4 is being driven the situation of control
Under, change damping by changing the speed of the direction of motion of brushless electric machine 4 or rotating speed（Size and force direction）.
Certain above-described embodiment is familiar with this only to illustrate technology design of the present utility model and feature its object is to allow
The people of technology will appreciate that content of the present utility model and implements according to this, can not limit protection model of the present utility model with this
Enclose.The modification that all Spirit Essences according to the utility model main technical schemes are done, should all cover in guarantor of the present utility model
Within the scope of shield.
Claims (7)
1. a kind of fluid pressure type variable-damp vibration damper with generating function, for vehicle damping, including damper shell（1）、
Located at damper shell（1）Interior shock absorber piston（2）And with shock absorber piston（2）It is connected and stretches out damper shell（1）'s
Absorber rod（3）, it is characterised in that the damper shell（1）It is a kind of closed shell, it is internal full of work fluid, and subtracts
Shake device piston（2）It is that one kind rotates piston, including piston and the brushless electric machine in piston（4）And star gear train
Reducing gear, the piston is included for fixing brushless electric machine（4）And absorber rod（3）Piston on cover（5）, and with nothing
Brush motor（4）Outer wall is by bearing（6）Rotate the piston rotation set of connection（7）, the piston rotation set（7）Outer wall be provided with spiral shell
Lira（7a）, inwall then sets ring gear（7b）；The brushless electric machine（4）Output shaft（4a）With star gear train reducing gear
Centre pinion（8）It is connected, and the peripheral planetary gear of star gear train reducing gear（9）With the ring gear（7b）Engagement, it is brushless
Motor（4）Lead-out wire（10）It is connected with vehicle control device；Closed shell is separated into upper and lower two grease chambers by the rotation piston
（1a、1b）, the rotation piston can be by the rotation upper and lower grease chamber of change（1a、1b）Volume is driving itself up and down.
2. a kind of fluid pressure type variable-damp vibration damper with generating function according to claim 1, it is characterised in that institute
Work fluid is stated for anti-icing fluid.
3. a kind of fluid pressure type variable-damp vibration damper with generating function according to claim 1, it is characterised in that institute
State to be provided with the top of closed shell and supply absorber rod（3）The perforate for passing through（11）, perforate（11）Inside it is provided with damper body seal
Circle（12）.
4. a kind of fluid pressure type variable-damp vibration damper with generating function according to claim 1, it is characterised in that institute
State absorber rod（3）It is hollow member, the brushless electric machine（4）Lead-out wire（10）From the absorber rod（3）Draw inside
And be connected with the vehicle control device.
5. a kind of fluid pressure type variable-damp vibration damper with generating function according to claim 1, it is characterised in that institute
State bearing（6）It is rolling bearing.
6. a kind of fluid pressure type variable-damp vibration damper with generating function according to claim 1, it is characterised in that institute
Stating piston also includes and piston rotation set（7）Bottom fix or Integral design piston lower cover（13）, the piston lower cover
（13）With the planetary gear（9）Between be provided with some rolling steel balls（14）.
7. a kind of fluid pressure type variable-damp vibration damper with generating function according to claim 1 or 6, it is characterised in that
Covered on the piston（5）With piston rotation set（7）Junction is provided with piston packing（15）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621355032.4U CN206309846U (en) | 2016-12-12 | 2016-12-12 | A kind of fluid pressure type variable-damp vibration damper with generating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621355032.4U CN206309846U (en) | 2016-12-12 | 2016-12-12 | A kind of fluid pressure type variable-damp vibration damper with generating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309846U true CN206309846U (en) | 2017-07-07 |
Family
ID=59250742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621355032.4U Withdrawn - After Issue CN206309846U (en) | 2016-12-12 | 2016-12-12 | A kind of fluid pressure type variable-damp vibration damper with generating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206309846U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641080A (en) * | 2016-12-12 | 2017-05-10 | 上乘精密科技（苏州）有限公司 | Hydraulic type changeable damping shock absorber with electricity generating function |
| CN108674366A (en) * | 2018-05-11 | 2018-10-19 | 深圳市玖品空气净化科技有限公司 | A kind of face recognition device that cruising ability is strong |
-
2016
- 2016-12-12 CN CN201621355032.4U patent/CN206309846U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641080A (en) * | 2016-12-12 | 2017-05-10 | 上乘精密科技（苏州）有限公司 | Hydraulic type changeable damping shock absorber with electricity generating function |
| CN106641080B (en) * | 2016-12-12 | 2018-08-17 | 上乘精密科技（苏州）有限公司 | A kind of fluid pressure type variable-damp vibration damper with generating function |
| CN108674366A (en) * | 2018-05-11 | 2018-10-19 | 深圳市玖品空气净化科技有限公司 | A kind of face recognition device that cruising ability is strong |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105114503B (en) | Automobile energy-feedback type damper | |
| CN103591202B (en) | A kind of pinion and-rack rotary electrification vehicle shock absorber | |
| CN206309846U (en) | A kind of fluid pressure type variable-damp vibration damper with generating function | |
| CN102700378B (en) | Real-time control device and method for energy feedback damping of electromagnetic energy feedback type semi-active suspension | |
| CN105003591A (en) | Inerter capable of adjusting inertance coefficient | |
| CN204704303U (en) | A kind of changes mechanical energy is the energy regenerative vibration damper of electric energy | |
| CN106369101A (en) | Energy feedback type magnetorheological fluid energy absorber | |
| CN103580371A (en) | Ball screw type vehicle vibration absorber capable of realizing rotary power generation | |
| CN106379127B (en) | Hydro-electric integrated type self-power active suspension actuator and control method thereof | |
| CN205185772U (en) | Electromagnetism is presented can formula vehicle initiative suspension actuator | |
| CN107120378A (en) | A kind of new-type magneto-rheological vibration damper | |
| CN205706280U (en) | A kind of self energizing type vehicle active damping seat | |
| CN109318672A (en) | Electromagnetic shock absorber based on planetary gear motor | |
| CN103625233A (en) | Integrated Inerter suspension for vehicle | |
| CN204367808U (en) | A kind of new automobile active suspension device | |
| CN206592471U (en) | A kind of automobile vibrational energy feedback damper | |
| CN206309842U (en) | A kind of variable damping absorber that can be generated electricity | |
| CN106641080B (en) | A kind of fluid pressure type variable-damp vibration damper with generating function | |
| CN106594152B (en) | A kind of variable damping absorber that can be generated electricity | |
| CN206142726U (en) | Driver | |
| CN103727161A (en) | Novel damper and implementation method thereof | |
| CN105508505B (en) | A kind of centrifugal actuator of bevel gear commutation | |
| CN206738498U (en) | Spiral bevel gear steering gear | |
| CN107131269A (en) | A kind of multi-function motor servicing unit | |
| CN203543574U (en) | Actuator used for automotive suspension and active suspension comprising same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170707 Effective date of abandoning: 20180817 |
|
| AV01 | Patent right actively abandoned |