CN104806673A - Shock absorber shell, shock absorber, suspension structure and vehicle - Google Patents
Shock absorber shell, shock absorber, suspension structure and vehicle Download PDFInfo
- Publication number
- CN104806673A CN104806673A CN201510204000.8A CN201510204000A CN104806673A CN 104806673 A CN104806673 A CN 104806673A CN 201510204000 A CN201510204000 A CN 201510204000A CN 104806673 A CN104806673 A CN 104806673A
- Authority
- CN
- China
- Prior art keywords
- damping magnet
- magnet part
- damping
- housing
- vibration damper
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F6/00—Magnetic springs; Fluid magnetic springs, i.e. magnetic spring combined with a fluid
- F16F6/005—Magnetic springs; Fluid magnetic springs, i.e. magnetic spring combined with a fluid using permanent magnets only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
Abstract
The invention relates to a shock absorber shell, a shock absorber, a suspension structure and a vehicle. The shock absorber comprises a shell, damping magnets, a movable shock absorption block and the like; the upper damping magnet part, the intermediate damping magnet part and the lower damping magnet part are sequentially arranged on the shell along a guide direction of the shell; the magnetic field intensity of the intermediate damping magnet part is lower than that of the upper damping magnet part and the lower damping magnet part, and at least one of the upper damping magnet part, the intermediate damping magnet part and the lower damping magnet part comprises at least two damping magnetic rings which are arranged up and down in parallel; the magnetic pole directions of every two adjacent damping magnetic rings are radial and opposite. When a vehicle drives stably, the movable damping block is positioned in the middle, and the damping force is relatively small; and when the vehicle suffers a relatively great impact, the movable damping block is positioned on the upper part or the lower part of the shell, the damping force is relatively large, so that the impact and the interference from a pavement can be well attenuated, and thus the damping force can be automatically adjusted according to the change of the vibration amplitude of the shock absorber.
Description
Technical field
The present invention relates to a kind of vibration damper housing, vibration damper, suspension frame structure and vehicle.
Background technique
Be given a shock when automobile running is on road surface because of the change of ground road conditions and impact, these strength of impacting a wherein part can be absorbed by tire, but the overwhelming majority relies on the draft hitch between tire and vehicle body to absorb.The suspension frame structure of current most automobile is made up of elastic element, guide mechanism and vibration damper etc., in order to adapt to people to the run smoothness of vehicle and the more and more higher requirement of control stability, the vibration damper demand fulfillment of suspension frame structure damping force should reduce under the operating mode be applicable to, meet the run smoothness of vehicle and the requirement of riding comfort, damping force can increase under severe operating mode again, meet the control stability of vehicle and the requirement of decay road shock.
Existing shock absorber structure obviously cannot meet this requirement.Currently used vibration damper form mainly contains hydraulic type and electromagnetic bumper etc., and its damping force only can change along with the velocity of vibration of vibration damper, and cannot regulate along with the vibration amplitude change of vibration damper.
Chinese patent CN104141718A discloses a kind of device for automobile shock, permanent-magnetic clamp is adopted to be fixed on Moveable shock block periphery, during the motion of Moveable shock block, housing can form induction electromotive force by cutting magnetic induction line, produce reverse electromagnetic force, hinder the carrying out of relative movement, improve the travelling comfort and operational stability taken, its deficiency is to change according to the velocity of vibration change of vibration damper, and can not according to the vibration amplitude automatic damping adjusting power of vibration damper, especially vehicle cross bank or when being subject to larger impact effect not ideal.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, the object of this invention is to provide a kind of damping force can carry out according to vibration amplitude the vibration damper that adjusts; The present invention also aims to provide the vibration damper housing and the suspension frame structure using this vibration damper and vehicle that use in this vibration damper a kind of.
The technological scheme that a kind of vibration damper of the present invention adopts is: a kind of vibration damper, comprise the Moveable shock block that housing, damping magnet and guiding movement are assemblied in enclosure interior, described damping magnet comprises and being fixedly arranged on housing and the upper damping magnet part, middle damping magnet part and the lower damping magnet part that are disposed in order along housing guide direction, and the magnetic intensity of middle damping magnet part is less than the magnetic intensity of upper and lower damping magnet part.
Described damping magnet is fixed on the inwall of housing.
Described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
Vibration damper comprises the connecting rod be connected with housing, also comprise the top cover being located at housing upper end, connecting rod comprises that lower end is bonding with described Moveable shock block, to be led the body of rod passed by described top cover in the con-rod only that welds or be wholely set and upper end, connecting rod is provided with upper activity thrust magnetic pole in the periphery of the described body of rod, described top cover is provided with and should arranges with described upper activity thrust pole pair and the contrary upper fixing thrust magnetic pole of magnetic pole.
The technological scheme that a kind of vibration damper housing of the present invention adopts is: the housing of vibration damper, comprise body, body has and to lead along the vertical direction the pilot hole installed for respective activity snubber block, body has been disposed in order upper damping magnet part, middle damping magnet part and lower damping magnet part along pilot hole guide direction, and the magnetic intensity of middle damping magnet part is less than the magnetic intensity of upper and lower damping magnet part.
Described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
The technological scheme that a kind of suspension frame structure of the present invention adopts is: a kind of suspension frame structure, comprise vibration damper, vibration damper comprises the Moveable shock block that housing, damping magnet and guiding movement are assemblied in enclosure interior, described damping magnet comprises and is fixedly arranged on housing and the upper damping magnet part, middle damping magnet part and the lower damping magnet part that are disposed in order along housing guide direction, and the magnetic intensity of middle damping magnet part is lower than the magnetic intensity of upper and lower damping magnet part.
Described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
The technological scheme that a kind of vehicle of the present invention adopts is: a kind of vehicle, comprise suspension frame structure, suspension framework includes vibration damper, vibration damper comprises the Moveable shock block that housing, damping magnet and guiding movement are assemblied in enclosure interior, described damping magnet comprises and is fixedly arranged on housing and the upper damping magnet part, middle damping magnet part and the lower damping magnet part that are disposed in order along housing guide direction, and the magnetic intensity of middle damping magnet part is lower than the magnetic intensity of upper and lower damping magnet part.
Described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
Beneficial effect of the present invention is: when vehicle smooth-ride time, Moveable shock block is positioned at the neutral position of housing, the magnetic intensity of middle part damping magnet is lower, the reverse electromagnetic force produced is also relatively little, namely the damping force produced is less, for vehicle provides good run smoothness and riding comfort.When vehicle is subject to larger impact and interference, Moveable shock block moves to top or the lower portion of housing along with the impact of vehicle, the magnetic intensity of upper and lower damping magnet part is larger, the reverse electromagnetic force produced is also larger, namely the damping force provided is larger, can decay preferably from the impact on road surface and interference, the impact degree making vehicle body be subject to road surface decays to minimum, ensures the smoothness that vehicle travels and control stability.And this apparatus structure is simple, safe and reliable, achieve damping force along with vehicle different conditions the function of self-adaptative adjustment, thus promote the performance of car load, have and very largely apply potentiality.
Accompanying drawing explanation
Fig. 1 is the structural representation of vibration damper in an embodiment of vehicle of the present invention;
In figure: 1, housing; 2, connecting rod; 3, Moveable shock block; 4, the first permanent-magnetic clamp; 5, the second permanent-magnetic clamp; 6, the 3rd permanent-magnetic clamp; 7, base; 8, lower fixing thrust magnetic pole; 9, lower mobile thrust magnetic pole; 10 top covers; 11, upper mobile thrust magnetic pole; 12, upper fixing thrust magnetic pole; 13, buffer stopper; 14, seal ring.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.The embodiment of vehicle is as shown in Figure 1: vehicle comprises vehicle frame, vehicle bridge and suspension frame structure both connecting, and suspension frame structure comprises vibration damper.
Vibration damper, comprises housing 1, connecting rod 2 that Moveable shock block 3 that damping magnet, guiding movement are assemblied in enclosure interior is fixedly connected with Moveable shock block 3.Housing 1 has been disposed in order along housing 1 guide direction, in, lower damping magnet part, upper damping magnet part comprises three the first permanent-magnetic clamps 4 of housing upper, middle damping magnet part comprises two the second permanent-magnetic clamps 5 in the middle of housing, lower damping magnet part comprises three the 3rd permanent-magnetic clamps 6 of lower housing portion, the magnetic intensity of middle damping magnet part is less than, the magnetic intensity of lower damping magnet part, and the pole orientation of adjacent twice permanent-magnetic clamp is radial direction and pole orientation is contrary, the permanent-magnetic clamp that every twice are adjacent is one group and forms a complete closed magnetic circuit between Moveable shock block 3 and housing 1.In other embodiments, each of upper, middle and lower damping magnet part can comprise about at least two permanent-magnetic clamps be arranged in parallel, and its quantity also can adjust as required.
Base 7 is provided with bottom housing 1, opposite planar between base 7 and Moveable shock block 3 is respectively equipped with lower fixing thrust magnetic pole 8 and lower mobile thrust magnetic pole 9, and be homopolar-repulsion state, this structure can prevent from colliding between Moveable shock block 3 and base 7 and damaging.Housing 1 top is also provided with top cover 10, the opposite planar between top cover 10 and Moveable shock block 3 is provided with mobile thrust magnetic pole 11 and on fix thrust magnetic pole 12, homopolar-repulsion state.Connecting rod 2 comprises con-rod only that lower end is connected with described Moveable shock block 3 welding manner and upper end and to be led the body of rod passed by described top cover, con-rod only is the radial dimension disk-shaped structure consistent with Moveable shock block 3 radial dimension, described upper activity thrust magnetic pole 11 is located at the periphery of the described body of rod on connecting rod 2, and correspondingly with described upper activity thrust magnetic pole 11 to arrange and the contrary upper fixing thrust magnetic pole 12 of magnetic pole is located on described top cover 10, this structure can prevent from colliding between Moveable shock block 3 and top cover 10 and damaging.
Also be provided with rubber seal 14 between Moveable shock block 3 and housing 1, not only can play seal action, and can surface friction drag be reduced, ensure giving full play to of shock-absorbing capacity.Between base 7 and Moveable shock block 3, be provided with buffer stopper 13, in case under fortuitous event, Moveable shock block 3 and base 5 collide, and cause damage simultaneously.Also be provided with buffer stopper 13 between top cover 9 and Moveable shock block 3, in case under fortuitous event, Moveable shock block 3 and top cover 10 collide, and cause damage.
When there is relative movement between housing 1 and Moveable shock block 3, Moveable shock block 3 cutting magnetic induction line forms induction electromotive force, produce reverse electromagnetic force, hinder the carrying out of relative movement, and the size of this resistance is relevant with the to-and-fro motion speed of Moveable shock block, namely relevant with the relative velocity between wheel and vehicle frame, serve good buffer function.When arranging upper, middle and lower damping magnet part, according to the characteristic of automobile with road shock, the magnetic intensity of middle damping magnet part is arranged lower, by reducing the number of turns of permanent-magnetic clamp or weakening the magnetic core realization of permanent-magnetic clamp, and the magnetic intensity of upper and lower damping magnet part is larger, now when automobile is when being subject to road agitation and vibrations occurring, the damping force of the adjustment damping device that this damping device can be spontaneous along with the amplitude of vehicle vibration.When vehicle smooth-ride time, Moveable shock block 3 is positioned at the neutral position of housing 1, and now the magnetic intensity of middle part damping magnet is lower, and the reverse electromagnetic force of generation is also relatively little, namely the damping force produced is less, for vehicle provides good run smoothness and riding comfort.When vehicle is subject to larger impact and interference, Moveable shock block 3 moves to the upper damping magnet part of housing 1 and lower damping magnet part along with the impact of vehicle, the magnetic intensity of upper and lower damping magnet is larger, the reverse electromagnetic force produced is also larger, namely the damping force provided is larger, can decay preferably from the impact on road surface and interference, the impact degree making vehicle body be subject to road surface decays to minimum, ensures the smoothness that vehicle travels and control stability.
As can be seen here, this device can realize vehicle and provide less damping force when smooth-ride, thus makes vehicle obtain good run smoothness and ride comfort; When vehicle is at mistake bank or when being subject to larger impact, this device can provide larger damping force by needs environmentally, can decay from the impact sense on road surface greatly, thus ensure that passenger can not be subject to large impact, there is provided to passenger and drive impression preferably, for vehicle provides good control stability and run smoothness.
In other embodiments of this vehicle: described permanent-magnetic clamp can also be replaced by the damping magnet such as bar-shaped magnet or tile-shaped magnet.
Described damping magnet can also be fixed on the outer wall of housing.
Described connecting rod and Moveable shock block also can adopt Placement that is bonding or that be wholely set, also can adopt the Placements such as bolt.
The embodiment of a kind of suspension frame structure of the present invention, the vibration damper that suspension frame structure comprises is identical with the vibration damper in the specific embodiment of described vehicle, repeats no more herein.
The embodiment of a kind of vibration damper of the present invention, identical with the vibration damper in the specific embodiment of described vehicle, repeat no more herein.
The embodiment of a kind of vibration damper housing of the present invention, the vibration damper housing in the specific embodiment of described vehicle is identical, repeats no more herein.
Claims (10)
1. a vibration damper, comprise the Moveable shock block that housing, damping magnet and guiding movement are assemblied in enclosure interior, it is characterized in that: described damping magnet comprises and being fixedly arranged on housing and the upper damping magnet part, middle damping magnet part and the lower damping magnet part that are disposed in order along housing guide direction, and the magnetic intensity of middle damping magnet part is less than the magnetic intensity of upper and lower damping magnet part.
2. a kind of vibration damper according to claim 1, is characterized in that: described damping magnet is fixed on the inwall of housing.
3. a kind of vibration damper according to claim 1, it is characterized in that: described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
4. a kind of vibration damper according to claim 1 ~ 3 any one, it is characterized in that: vibration damper comprises the connecting rod be connected with housing, also comprise the top cover being located at housing upper end, connecting rod comprises that lower end is bonding with described Moveable shock block, to be led the body of rod passed by described top cover in the con-rod only that welds or be wholely set and upper end, connecting rod is provided with upper activity thrust magnetic pole in the periphery of the described body of rod, described top cover is provided with and should arranges with described upper activity thrust pole pair and the contrary upper fixing thrust magnetic pole of magnetic pole.
5. the housing of a vibration damper, comprise body, body has and to lead along the vertical direction the pilot hole installed for respective activity snubber block, it is characterized in that: body has been disposed in order upper damping magnet part, middle damping magnet part and lower damping magnet part along pilot hole guide direction, the magnetic intensity of middle damping magnet part is less than the magnetic intensity of upper and lower damping magnet part.
6. housing according to claim 5, it is characterized in that: described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
7. a suspension frame structure, comprise vibration damper, vibration damper comprises the Moveable shock block that housing, damping magnet and guiding movement are assemblied in enclosure interior, it is characterized in that: described damping magnet comprises and is fixedly arranged on housing and the upper damping magnet part, middle damping magnet part and the lower damping magnet part that are disposed in order along housing guide direction, the magnetic intensity of middle damping magnet part is lower than the magnetic intensity of upper and lower damping magnet part.
8. a kind of suspension frame structure according to claim 7, it is characterized in that: described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
9. a vehicle, comprise suspension frame structure, suspension framework includes vibration damper, vibration damper comprises the Moveable shock block that housing, damping magnet and guiding movement are assemblied in enclosure interior, it is characterized in that: described damping magnet comprises and is fixedly arranged on housing and the upper damping magnet part, middle damping magnet part and the lower damping magnet part that are disposed in order along housing guide direction, the magnetic intensity of middle damping magnet part is lower than the magnetic intensity of upper and lower damping magnet part.
10. a kind of vehicle according to claim 9, it is characterized in that: described upper, middle and lower damping magnet part wherein at least one comprises about at least two the damping magnet rings be arranged in parallel, the pole orientation of adjacent twice damping magnet ring is radial direction and pole orientation is contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510204000.8A CN104806673B (en) | 2015-04-27 | 2015-04-27 | A kind of damper housing, damper, suspension frame structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510204000.8A CN104806673B (en) | 2015-04-27 | 2015-04-27 | A kind of damper housing, damper, suspension frame structure and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104806673A true CN104806673A (en) | 2015-07-29 |
| CN104806673B CN104806673B (en) | 2017-09-19 |
Family
ID=53691777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510204000.8A Expired - Fee Related CN104806673B (en) | 2015-04-27 | 2015-04-27 | A kind of damper housing, damper, suspension frame structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104806673B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715737A (en) * | 2016-02-05 | 2016-06-29 | 福州市规划设计研究院 | Magnetic-suspension combined vibration isolating device |
| CN105889379A (en) * | 2016-06-04 | 2016-08-24 | 吴江市三达五金工具厂 | Electromagnetic shock absorber capable of storing energy and absorbing shock in multiple directions |
| CN107542822A (en) * | 2017-09-04 | 2018-01-05 | 上海大学 | A kind of passive non-contact Verticle vortex magnetic damping generator of single-degree-of-freedom |
| CN107965541A (en) * | 2017-11-08 | 2018-04-27 | 苏州蓝博控制技术有限公司 | Damping device, the adjustable instrument erecting bed of damping and visual angle and instrument |
| CN108644276A (en) * | 2018-06-27 | 2018-10-12 | 广东广航科技有限公司 | A kind of low frequency damping device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3126470A1 (en) * | 1981-07-04 | 1983-01-20 | Crull, Siegfried, 2121 Vögelsen | Device for influencing motional processes, in particular a springing and damping device |
| DE3306180A1 (en) * | 1983-02-23 | 1984-08-30 | Gerhard 4040 Neuss Strahl | Magnetic ring shock absorber |
| JPH09177880A (en) * | 1995-12-27 | 1997-07-11 | Kawasaki Heavy Ind Ltd | Electromagnetic damper |
| CN1603145A (en) * | 2003-10-01 | 2005-04-06 | 现代自动车株式会社 | Shock absorber for vehicle suspension |
| CN201211915Y (en) * | 2008-06-02 | 2009-03-25 | 王宝根 | Magnet shock isolation damping device of electric bicycle |
| CN104141718A (en) * | 2014-07-23 | 2014-11-12 | 鞍山钦元节能设备制造有限公司 | Permanent magnet shock absorption damping device for automobile |
| CN204755692U (en) * | 2015-04-27 | 2015-11-11 | 郑州宇通客车股份有限公司 | Bumper shock absorber casing, bumper shock absorber, suspension structure and vehicle |
-
2015
- 2015-04-27 CN CN201510204000.8A patent/CN104806673B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3126470A1 (en) * | 1981-07-04 | 1983-01-20 | Crull, Siegfried, 2121 Vögelsen | Device for influencing motional processes, in particular a springing and damping device |
| DE3306180A1 (en) * | 1983-02-23 | 1984-08-30 | Gerhard 4040 Neuss Strahl | Magnetic ring shock absorber |
| JPH09177880A (en) * | 1995-12-27 | 1997-07-11 | Kawasaki Heavy Ind Ltd | Electromagnetic damper |
| CN1603145A (en) * | 2003-10-01 | 2005-04-06 | 现代自动车株式会社 | Shock absorber for vehicle suspension |
| CN201211915Y (en) * | 2008-06-02 | 2009-03-25 | 王宝根 | Magnet shock isolation damping device of electric bicycle |
| CN104141718A (en) * | 2014-07-23 | 2014-11-12 | 鞍山钦元节能设备制造有限公司 | Permanent magnet shock absorption damping device for automobile |
| CN204755692U (en) * | 2015-04-27 | 2015-11-11 | 郑州宇通客车股份有限公司 | Bumper shock absorber casing, bumper shock absorber, suspension structure and vehicle |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715737A (en) * | 2016-02-05 | 2016-06-29 | 福州市规划设计研究院 | Magnetic-suspension combined vibration isolating device |
| CN105889379A (en) * | 2016-06-04 | 2016-08-24 | 吴江市三达五金工具厂 | Electromagnetic shock absorber capable of storing energy and absorbing shock in multiple directions |
| CN107542822A (en) * | 2017-09-04 | 2018-01-05 | 上海大学 | A kind of passive non-contact Verticle vortex magnetic damping generator of single-degree-of-freedom |
| CN107965541A (en) * | 2017-11-08 | 2018-04-27 | 苏州蓝博控制技术有限公司 | Damping device, the adjustable instrument erecting bed of damping and visual angle and instrument |
| CN107965541B (en) * | 2017-11-08 | 2024-03-26 | 苏州蓝博控制技术有限公司 | Damping device, damping and visual angle adjustable instrument mounting table and instrument |
| CN108644276A (en) * | 2018-06-27 | 2018-10-12 | 广东广航科技有限公司 | A kind of low frequency damping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104806673B (en) | 2017-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104806673A (en) | Shock absorber shell, shock absorber, suspension structure and vehicle | |
| CN104309438B (en) | A kind of multi-state vehicle suspension | |
| CN203267834U (en) | Adjustable shock absorption seat in electromagnetic suspension and magnetorheological damp | |
| CN103032503B (en) | Semi-active suspension energy feedback device of hybrid electric vehicle | |
| CN206145051U (en) | Novel initiative magnetic force shock absorber of car | |
| CN106641062A (en) | Magnetoelectricity reaction type changeable damping shock absorber | |
| CN201851572U (en) | Electromagnetic shock absorber | |
| CN103043513B (en) | A kind of Intelligent shock absorption system of elevator car | |
| CN105276068A (en) | Automobile shock absorber power generation mechanism based on hydraulic pipes | |
| CN206309833U (en) | Magnetoelectricity reaction equation variable-damp vibration damper | |
| CN105422707A (en) | Electromagnetic vibration damper | |
| CN202806285U (en) | Novel rear air suspension device | |
| CN202116141U (en) | Damping frame for elevator car | |
| CN209081180U (en) | A kind of elevator car bottom vibration absorber | |
| CN209159438U (en) | A kind of half electrically driven, magnetically levitated automobile to suspend | |
| CN204755692U (en) | Bumper shock absorber casing, bumper shock absorber, suspension structure and vehicle | |
| CN110341566B (en) | Seat suspension device with vibration energy recovery and vibration active control functions | |
| CN203064956U (en) | Intelligent damping system of elevator car | |
| CN203111334U (en) | Cab rear suspension device | |
| CN202833833U (en) | Novel electromagnetic shock absorber | |
| CN209381715U (en) | A kind of suspension system and vehicle | |
| CN207304266U (en) | A kind of generator installs damping base | |
| CN110867546B (en) | Battery buffer stop that electric automobile used | |
| CN206571896U (en) | A kind of electric car shock absorber | |
| CN209990839U (en) | Shock absorber device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Duan Haiyan Inventor after: Ye Shuai Inventor after: Li Shi Inventor after: Qin Tao Inventor after: Fan Jinlei Inventor before: Ye Shuai Inventor before: Li Shi Inventor before: Qin Tao Inventor before: Fan Jinlei |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20210427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |