CN115163741B - Electric automobile drive axle controller with shock-absorbing function - Google Patents
Electric automobile drive axle controller with shock-absorbing function Download PDFInfo
- Publication number
- CN115163741B CN115163741B CN202210896981.7A CN202210896981A CN115163741B CN 115163741 B CN115163741 B CN 115163741B CN 202210896981 A CN202210896981 A CN 202210896981A CN 115163741 B CN115163741 B CN 115163741B
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- Prior art keywords
- damping
- mounting
- drive axle
- controller
- mechanisms
- 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.)
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Links
- 238000013016 damping Methods 0.000 claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000005096 rolling process Methods 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 230000035939 shock Effects 0.000 claims description 9
- 230000003068 static effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 21
- 230000000694 effects Effects 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- 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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
-
- 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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an electric automobile drive axle controller with a damping function, which relates to the technical field of installation of the electric automobile drive axle controller and comprises a controller body and damping components arranged around the controller body, wherein the damping components comprise an installation tube, a sliding block, damping springs, a sealing cover, damping devices and rolling mechanisms.
Description
Technical Field
The invention belongs to the technical field of installation of automobile electric drive axle controllers, and particularly relates to an electric automobile drive axle controller with a damping function.
Background
The core components (such as a motor and a controller) of the electric drive system in the electric drive axle are all positioned below the whole vehicle shock absorber, and as a plurality of precise electronic components are assembled in the controller, if the running road conditions are relatively bumpy, the precise electronic components are easy to damage. But traditional damping mode shock attenuation effect is poor, is difficult to satisfy above-mentioned requirement.
In the prior art, as disclosed in patent publication No. CN111594567a, a damping device for solving the above-mentioned problems is disclosed, which uses a plurality of friction damping forces between the damping structures and the inner wall of the mounting seat to reduce the impact acceleration of spring rebound oscillation, so as to play a role in bi-directional impact force slow release, and at the same time, can quickly consume impact energy, so that the damping spring quickly tends to be stable, and the oscillation times of the damping spring are reduced. However, in the bumping process of the controller, the damping blocks and the damping grooves in the damping structure are always in a sliding friction state, and a large amount of heat is generated during the sliding friction state, so that the evaporation of lubricating grease is accelerated, and the probability of clamping stagnation in the later stage is increased. Therefore, it is necessary to make further optimization design for the existing damping device.
Disclosure of Invention
The invention aims to provide an electric automobile drive axle controller with a damping function, so as to solve the defects caused by the prior art.
The utility model provides an electric automobile transaxle controller with shock-absorbing function, includes the controller body and installs in the damping module around the controller body, damping module includes installation tube, slider and damping spring, the closing cap is installed at the both ends of installation tube, installation end sliding connection in the slider is intraductal in the installation, link and installation end fixed connection in the slider and can with installation tube side setting along the dodge open sliding connection who installs the setting of pipe length direction, damping spring installs in the upper and lower both sides of installation end, the periphery of installation end is fixed with four rolling mechanism and is equipped with the movable slot that supplies rolling mechanism to move about on the inner wall of installation tube, installs two sets of damping device that set up about respectively in the installation tube lateral wall, and every damping device of group again includes two damping mechanism that are central symmetry setting, and every damping structure corresponds a rolling mechanism, and wherein, under the electric automobile transaxle controller quiescent condition, the installation end is located equilibrium point position:
when the distance between the mounting end and the balance point is gradually increased, rolling friction is formed between one group of damping mechanisms and the two corresponding rolling mechanisms;
when the distance between the mounting end and the balance point is gradually reduced, sliding friction is formed between one group of damping mechanisms and the two corresponding rolling mechanisms.
Preferably, the rolling mechanism comprises a support and a roller, the support is fixed on the periphery of the mounting end, and the roller is rotationally connected with the support by means of a one-way bearing in the support.
Preferably, the upper and lower two sets of damping devices are located the upper and lower both sides of balancing point respectively and two sets of damping devices are crisscross along the circumference of installation tube and set up, damping mechanism includes shell body, damping piece, supporting spring and end cover, the shell body is fixed in the mounting hole that sets up on the installation tube lateral wall, damping piece sliding connection is fixed with the thrust plate that is used for spacing in the guiding hole that the shell body front end set up and damping piece's the back, thrust plate sliding connection is in the shell body, the end cover is installed in the rear end of shell body, and supporting spring installs between end cover and thrust plate.
Preferably, the periphery of the roller or the front end face of the damping block is provided with an anti-slip layer.
Preferably, the rear end of the outer shell is provided with a rib plate, and the end cover is fixedly connected with the rib plate by means of a bolt.
Preferably, one of the covers is also provided with a mounting seat.
Preferably, the connecting end is provided with a connecting hole for connecting with the controller body.
The invention has the advantages that: according to the invention, when the distance between the mounting end and the balance point is gradually reduced by means of the two groups of damping devices and the four rolling mechanisms which are arranged up and down, sliding friction is adopted between one group of damping mechanisms and the two corresponding rolling mechanisms, so that the impact acceleration of rebound oscillation of the damping spring is reduced, a bidirectional impact force slow-release effect is achieved, meanwhile, impact energy can be rapidly consumed, the damping spring rapidly tends to be stable, the oscillation times of the damping spring are reduced, and when the distance between the mounting end and the balance point is gradually increased, rolling friction is adopted between one group of damping mechanisms and the two corresponding rolling mechanisms, so that the friction resistance is reduced, the generated heat is reduced, sliding friction is not required in the whole process, the material loss is indirectly reduced, the maintenance is convenient, and the cost is low.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 and 3 are schematic views of a shock absorbing assembly according to the present invention from different viewing angles.
Fig. 4 is a top view of a shock absorbing assembly of the present invention.
Fig. 5 is a cross-sectional view taken along A-A in fig. 4.
Fig. 6 is a partial detail view of the damping mechanism portion of fig. 5.
Fig. 7 is an exploded view of the damping mechanism.
Fig. 8 is a schematic structural view of the slider and the rolling mechanism.
Fig. 9 is a schematic structural view of the mounting tube.
Wherein: the device comprises a mounting tube 1, a mounting hole 10, a movable groove 11, a sliding block 2, a mounting end 20, a connecting end 21, a connecting hole 210, a damping spring 3, a sealing cover 4, a mounting seat 5, a back-off opening 6, a damping device 7, a housing 70, a damping block 71, a supporting spring 72, an end cover 73, a guide hole 74, a thrust plate 75, a rib plate 76, a rolling mechanism 8, a support 80, a roller 81 and a one-way bearing 9;
100 controller body, 200 damper assembly.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 9, an electric automobile driving axle controller with a damping function comprises a controller body 100 and a damping component 200 mounted on the periphery of the controller body 100, wherein the damping component 200 comprises a mounting tube 1, a sliding block 2 and a damping spring 3, two ends of the mounting tube 1 are provided with sealing covers 4, one sealing cover 4 is also provided with a mounting seat 5, a mounting end 20 in the sliding block 2 is slidably connected in the mounting tube 1, a connecting end 21 in the sliding block 2 is fixedly connected with the mounting end 20 and can be slidably connected with an avoidance opening 6 which is arranged on the side surface of the mounting tube 1 and is arranged along the length direction of the mounting tube 1, a connecting hole 210 for being connected with the controller body 100 is arranged on the connecting end 21, the periphery of the controller body 100 is connected with the connecting end 21 by means of the connecting hole 210 on the connecting end 21, the damping spring 3 is mounted and fixed on the electric driving axle by the mounting seat 5;
in order to improve the shock attenuation effect, the periphery of installation end 20 is fixed with four rolling mechanism 8 and is equipped with the movable groove 11 that supplies rolling mechanism 8 activity on the inner wall of installation tube 1, installs two sets of damping device 7 that set up about respectively in the installation tube 1 lateral wall, and every damping device 7 of group includes two again and is the damping mechanism that the central symmetry set up, and every damping structure corresponds a rolling mechanism 8, and wherein, under the static state of electric automobile transaxle controller, installation end 20 is located the equilibrium point position:
when the distance between the mounting end 20 and the balance point is gradually increased, rolling friction is formed between one group of damping mechanisms and the two corresponding rolling mechanisms 8;
when the distance between the mounting end 20 and the balance point is gradually reduced, sliding friction exists between one group of damping mechanisms and the corresponding two rolling mechanisms 8.
In this embodiment, the rolling mechanism 8 includes a support 80 and a roller 81, the support 80 is fixed on the outer periphery of the mounting end 20, and the roller 81 is rotatably connected to the support 80 by means of a one-way bearing 9 in the support 80.
In this embodiment, the upper and lower two sets of damping devices 7 are respectively located at the upper and lower sides of the balance point and the two sets of damping devices 7 are staggered along the circumferential direction of the mounting tube 1, the damping mechanism comprises an outer shell 70, a damping block 71, a supporting spring 72 and an end cover 73, the outer shell 70 is fixed in a mounting hole 10 formed in the side wall of the mounting tube 1, the damping block 71 is slidably connected in a guide hole 74 formed in the front end of the outer shell 70, a thrust plate 75 for limiting is fixed on the back surface of the damping block 71, the thrust plate 75 is slidably connected in the outer shell 70, the end cover 73 is mounted at the rear end of the outer shell 70, a rib 76 is arranged at the rear end of the outer shell 70, the end cover 73 is fixedly connected with the rib 76 by means of bolts, and the supporting spring 72 is mounted between the end cover 73 and the thrust plate 75.
The outer circumference of the roller 81 or the front end surface of the damper block 71 is provided with an anti-slip layer to improve the friction force during sliding friction. In the present embodiment, the outer circumference of the roller 81 is provided in an anti-slip structure.
Under the default condition, the electric automobile drive axle controller of the scheme is vertically arranged on an electric drive axle, and the detailed damping process of the invention is as follows:
when the automobile jolts, the electric automobile drive axle controller also can shake, and then the installation end 2020 can deviate from the equilibrium point to move:
when the distance between the mounting end 20 and the balance point is gradually increased, such as when the mounting end 20 moves upwards away from the balance point, the one-way bearing 9 in the rolling mechanism 8 corresponding to the group of damping devices 7 arranged above is in an unlocking state and can freely rotate, rolling friction is formed between the roller 81 and the damping block 71, the friction force is small and negligible, and the mounting end 20 is subjected to the pulling force and the pushing force of the damping spring 3 to prevent the mounting end 20 from moving away from the balance point, so that the damping spring 3 is mainly used for damping;
when the distance between the mounting end 20 and the balance point is gradually reduced, at this time, because the mounting end 20 is in the process of resetting to the balance point, the mounting end 20 is simultaneously subjected to the pulling force and the pushing force of the damping spring 3 to promote the mounting end 20 to move towards the balance point, and the acceleration of the mounting end 20 is larger, if the mounting end 20 moves from the highest point to the balance point below, the unidirectional bearing 9 in the rolling mechanism 8 corresponding to the set of damping devices 7 arranged above is in a locked state and can not freely rotate, the roller 81 and the damping block 71 are in sliding friction, and the friction force is larger at this time, so that the impact acceleration of rebound oscillation of the damping spring 3 is reduced, the bidirectional impact force slow-release effect is played, and meanwhile, the impact energy can be rapidly consumed, so that the damping spring 3 rapidly tends to be stable, and the oscillation times of the damping spring 3 are reduced.
The principle when the mounting end 20 moves downward from the equilibrium point and upward from the lowest point is the same as the above process.
When the mounting end 20 moves above the balance point, the two rolling mechanisms 8 corresponding to the lower set of damping devices 7 are staggered from the upper set of damping devices 7 and do not contact, and similarly, when the mounting end 20 moves below the balance point, the two rolling mechanisms 8 corresponding to the upper set of damping devices 7 are staggered from the lower set of damping devices 7 and do not contact.
It will be appreciated by those skilled in the art that the present invention can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the invention or equivalents thereto are intended to be embraced therein.
Claims (5)
1. An electric automobile drive axle controller with damping function comprises a controller body (100) and damping components (200) arranged around the controller body (100), wherein the damping components (200) comprise a mounting pipe (1), a sliding block (2) and damping springs (3), sealing covers (4) are arranged at two ends of the mounting pipe (1), a mounting end (20) in the sliding block (2) is slidably connected in the mounting pipe (1), a connecting end (21) in the sliding block (2) is fixedly connected with the mounting end (20) and can be slidably connected with an avoidance opening (6) which is arranged on the side surface of the mounting pipe (1) and is arranged along the length direction of the mounting pipe (1), the damping springs (3) are arranged on the upper side and the lower side of the mounting end (20), and are characterized in that four rolling mechanisms (8) are fixed on the periphery of the mounting end (20), movable grooves (11) for the rolling mechanisms (8) to move are formed in the inner wall of the mounting pipe (1), two groups of damping devices (7) which are respectively arranged up and down are arranged in the side wall of the mounting pipe (1), each group of damping devices (7) further comprises two damping mechanisms which are arranged in a central symmetry mode, each damping mechanism corresponds to one rolling mechanism (8), wherein in the static state of the electric automobile drive axle controller, the mounting end (20) is located at the equilibrium point position:
when the distance between the mounting end (20) and the balance point is gradually increased, rolling friction is formed between one group of damping mechanisms and the two corresponding rolling mechanisms (8);
when the distance between the mounting end (20) and the balance point is gradually reduced, sliding friction is formed between one group of damping mechanisms and the two corresponding rolling mechanisms (8);
the rolling mechanism (8) comprises a support (80) and a roller (81), the support (80) is fixed on the periphery of the mounting end (20), and the roller (81) is rotationally connected with the support (80) by means of a one-way bearing (9) in the support (80);
the upper damping device and the lower damping device (7) are respectively located at the upper side and the lower side of the balance point, the two damping devices (7) are arranged in a staggered mode along the circumferential direction of the mounting tube (1), the damping mechanism comprises an outer shell (70), a damping block (71), a supporting spring (72) and an end cover (73), the outer shell (70) is fixed in a mounting hole (10) formed in the side wall of the mounting tube (1), the damping block (71) is slidably connected in a guide hole (74) formed in the front end of the outer shell (70), a thrust plate (75) used for limiting is fixedly arranged on the back surface of the damping block (71), the thrust plate (75) is slidably connected in the outer shell (70), the end cover (73) is mounted at the rear end of the outer shell (70), and the supporting spring (72) is mounted between the end cover (73) and the thrust plate (75).
2. An electric vehicle drive axle controller with a shock absorbing function as claimed in claim 1, wherein the outer periphery of the roller (81) or the front end surface of the damper block (71) is provided with an anti-slip layer.
3. The electric vehicle drive axle controller with a shock absorbing function according to claim 1, wherein a rib (76) is provided at a rear end of the outer case (70), and the end cover (73) is fixedly connected with the rib (76) by means of a bolt.
4. The electric vehicle drive axle controller with the shock absorbing function according to claim 1, wherein one of the covers (4) is further provided with a mounting seat (5).
5. The electric vehicle drive axle controller with the shock absorbing function according to claim 1, wherein the connecting end (21) is provided with a connecting hole (210) for connecting with the controller body (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210896981.7A CN115163741B (en) | 2022-07-28 | 2022-07-28 | Electric automobile drive axle controller with shock-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210896981.7A CN115163741B (en) | 2022-07-28 | 2022-07-28 | Electric automobile drive axle controller with shock-absorbing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115163741A CN115163741A (en) | 2022-10-11 |
| CN115163741B true CN115163741B (en) | 2024-03-01 |
Family
ID=83477299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210896981.7A Active CN115163741B (en) | 2022-07-28 | 2022-07-28 | Electric automobile drive axle controller with shock-absorbing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115163741B (en) |
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| US3822080A (en) * | 1971-09-03 | 1974-07-02 | Creusot Loire | Bearings for bodies of revolution |
| JPS55109842A (en) * | 1979-02-14 | 1980-08-23 | Nhk Spring Co Ltd | Friction type antivibration device |
| US5102237A (en) * | 1976-05-29 | 1992-04-07 | Ide Russell D | Self positioning beam mounted bearing and bearing and shaft assembly including the same |
| CN2635985Y (en) * | 2003-06-28 | 2004-08-25 | 李国贤 | Spring, hydraulic rolling wheel type vibration damper |
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| JP2011012750A (en) * | 2009-07-02 | 2011-01-20 | Oiles Corp | One-way rotating damper, hinge mechanism with the damper, opening and closing mechanism and range hood |
| CN103291683A (en) * | 2012-02-24 | 2013-09-11 | 刘素华 | Method for utilizing rolling friction to centralize piston rod to do reciprocating motion and actuating device for utilizing rolling friction to centralize piston rod to do reciprocating motion through implementing method |
| CN106051037A (en) * | 2016-08-01 | 2016-10-26 | 盐城工业职业技术学院 | Mechanical one-way damper |
| CN111594567A (en) * | 2020-05-26 | 2020-08-28 | 安徽江淮汽车集团股份有限公司 | Integrated electric drive axle controller damping device |
| CN112211943A (en) * | 2020-10-27 | 2021-01-12 | 常州大学 | Metal vibration isolator with additional damping force proportional to vibration displacement |
| CN113074205A (en) * | 2021-03-23 | 2021-07-06 | 常州大学 | Metal vibration isolator with unidirectional motion damping |
| CN113153953A (en) * | 2021-04-22 | 2021-07-23 | 安徽工程大学 | Novel shock absorber |
| WO2021208134A1 (en) * | 2020-04-13 | 2021-10-21 | 今创集团股份有限公司 | One-way adjustable large-torque rotary variable damper |
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| TWI741852B (en) * | 2020-10-26 | 2021-10-01 | 六哥股份有限公司 | Single-gun shock-absorbing front fork structure and shock-absorbing method thereof |
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| US5102237A (en) * | 1976-05-29 | 1992-04-07 | Ide Russell D | Self positioning beam mounted bearing and bearing and shaft assembly including the same |
| JPS55109842A (en) * | 1979-02-14 | 1980-08-23 | Nhk Spring Co Ltd | Friction type antivibration device |
| CN2635985Y (en) * | 2003-06-28 | 2004-08-25 | 李国贤 | Spring, hydraulic rolling wheel type vibration damper |
| JP2006336733A (en) * | 2005-06-01 | 2006-12-14 | Mitsubishi Heavy Ind Ltd | Vertical base isolation unit and base isolation device using the same |
| JP2011012750A (en) * | 2009-07-02 | 2011-01-20 | Oiles Corp | One-way rotating damper, hinge mechanism with the damper, opening and closing mechanism and range hood |
| CN103291683A (en) * | 2012-02-24 | 2013-09-11 | 刘素华 | Method for utilizing rolling friction to centralize piston rod to do reciprocating motion and actuating device for utilizing rolling friction to centralize piston rod to do reciprocating motion through implementing method |
| CN106051037A (en) * | 2016-08-01 | 2016-10-26 | 盐城工业职业技术学院 | Mechanical one-way damper |
| WO2021208134A1 (en) * | 2020-04-13 | 2021-10-21 | 今创集团股份有限公司 | One-way adjustable large-torque rotary variable damper |
| CN111594567A (en) * | 2020-05-26 | 2020-08-28 | 安徽江淮汽车集团股份有限公司 | Integrated electric drive axle controller damping device |
| CN112211943A (en) * | 2020-10-27 | 2021-01-12 | 常州大学 | Metal vibration isolator with additional damping force proportional to vibration displacement |
| CN113074205A (en) * | 2021-03-23 | 2021-07-06 | 常州大学 | Metal vibration isolator with unidirectional motion damping |
| CN113153953A (en) * | 2021-04-22 | 2021-07-23 | 安徽工程大学 | Novel shock absorber |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115163741A (en) | 2022-10-11 |
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