CN108443406B - Built-in oilless double-guide-post shock absorber of electric wheel - Google Patents
Built-in oilless double-guide-post shock absorber of electric wheel Download PDFInfo
- Publication number
- CN108443406B CN108443406B CN201810488250.2A CN201810488250A CN108443406B CN 108443406 B CN108443406 B CN 108443406B CN 201810488250 A CN201810488250 A CN 201810488250A CN 108443406 B CN108443406 B CN 108443406B
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- Prior art keywords
- guide
- connecting seat
- guide pillar
- pillar connecting
- guide post
- 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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- 230000035939 shock Effects 0.000 title claims abstract description 54
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 26
- 238000010521 absorption reaction Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 16
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 16
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 16
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims description 31
- 229910010293 ceramic material Inorganic materials 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000007517 polishing process Methods 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000005496 tempering Methods 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 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
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
- F16F15/123—Wound springs
- F16F15/1232—Wound springs characterised by the spring mounting
-
- 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
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
- F16F15/123—Wound springs
- F16F15/12306—Radially mounted springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The electric wheel built-in oilless double-guide-post shock absorber is characterized by comprising an upper fixing seat and a lower fixing seat which are arranged in a motor stator fixing ring, wherein the upper fixing seat is internally provided with a left upper guide post connecting seat and a right upper guide post connecting seat, the upper fixing seat is connected with the left upper guide post connecting seat and the right upper guide post connecting seat through an upper mandrel, the lower fixing seat is internally provided with a left lower guide post connecting seat, the lower fixing seat is connected with a left upper guide post connecting seat and a right lower guide post connecting seat through a lower mandrel, a right upper guide post is connected between the right upper guide post connecting seat and the right lower guide post connecting seat, a left outer wall connecting bracket of the left guide post and a right outer wall connecting bracket of the right guide post, a left shock absorption guide sleeve made of polytetrafluoroethylene material is arranged on the outer wall of the left shock absorption guide sleeve, a left lock nut and a left adjusting nut are connected under the left guide post, a left shock absorption spring is arranged on the outer wall of the left guide post, a right shock absorption guide sleeve made of polytetrafluoroethylene material is arranged on the outer wall of the right shock absorption guide sleeve, a right guide sleeve fixing ring is arranged on the lower guide post, a right lock nut and a right shock absorption spring is connected on the right guide post.
Description
Technical Field
The invention relates to a shock absorber of an electric vehicle wheel, in particular to an oil-free double-guide-column shock absorber built in an electric wheel.
Background
In order to make the electric vehicle travel steadily, reduce jolting, increase the stationarity of operation, set up the spring damper on the frame of electric vehicle generally, in the existing spring damper generally through single guide pillar linking bridge, the leg joint car girder, the lower extreme of guide pillar is connected through the fastener with the guide pillar connecting seat directly, the shortcoming that this structure exists is: the single guide pillar structure is connected with the support, the outer wall of the guide pillar is of a circular structure, the support is not limited, the support is subjected to roadblock during running to generate vibration, and side sway and deflection are easy to generate between the guide pillar and the support, so that the whole shock absorber fixed with the guide pillar and the wheels generate side sway and deflection, the lower end of the guide pillar is directly connected with the guide pillar connecting seat through the fastening piece, the locking force is poor, the fixing reliability is poor, the fastening piece is vibrated during running of the vehicle to generate rotation and gradually loosen, and the safety and the comfort of the running of the vehicle are affected. In addition, the existing shock absorber adopts oil lubrication and elastic shock absorption of a spring, as the sealing element is easy to damage after long service time, the lubrication effect is affected, and the environment is affected by oil leakage.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the built-in oilless double-guide-column shock absorber of the electric wheel, which adopts two guide columns, avoids the occurrence of side sway and deflection, has good locking force on the guide columns, is fixed reliably, improves the safety and comfort of vehicle running, has no friction and self lubrication of sealing elements, and has long service life.
The invention discloses a technical scheme of an oil-free double-guide-post shock absorber arranged in an electric wheel, which comprises the following steps: the motor stator is characterized by comprising a motor stator fixing ring, wherein an upper fixing seat and a lower fixing seat are arranged in the motor stator fixing ring, an upper left guide pillar connecting seat and an upper right guide pillar connecting seat are arranged in the upper fixing seat, the upper fixing seat and the upper left guide pillar connecting seat and the upper right guide pillar connecting seat are fixedly connected through an upper mandrel, an upper check ring is arranged on the outer wall of the upper mandrel between the upper left guide pillar connecting seat and the upper right guide pillar connecting seat, a lower left guide pillar connecting seat and a lower right guide pillar connecting seat are arranged in the lower fixing seat, the lower fixing seat and the lower left and right guide pillar connecting seats are fixedly connected through a lower mandrel, a lower check ring is arranged on the outer wall of the lower mandrel between the lower left guide pillar connecting seat and the lower left guide pillar connecting seat, a left guide pillar is connected between the upper right guide pillar connecting seat and the lower right guide pillar connecting seat, a left guide pillar outer wall connecting bracket is connected between the lower left and right guide pillar connecting seat, one side of the support is fixed with the automobile girder, a left damping guide sleeve made of polytetrafluoroethylene material is arranged on the outer wall of the upper portion of a left guide post, a left guide sleeve fixing ring is arranged on the outer wall of the left damping guide sleeve, a left locking nut and a left adjusting nut are connected to the lower portion of the left guide post, a left damping spring is arranged outside the left guide post, the upper end of the left damping spring is contacted with the support, the lower end of the left damping spring is contacted with a left lower guide post connecting seat, a right damping guide sleeve made of polytetrafluoroethylene material is arranged on the outer wall of the upper portion of a right guide post, a right guide sleeve fixing ring is arranged on the outer wall of the right damping guide sleeve, a right locking nut and a right adjusting nut are connected to the lower portion of the right guide post, the upper end of the right damping spring is contacted with the right damping guide sleeve and the right guide sleeve fixing ring, and the lower end of the right damping spring is contacted with the right lower guide post connecting seat.
The invention discloses an oil-free double-guide-column shock absorber built in an electric wheel, which is mainly characterized in that an upper left guide column connecting seat and an upper right guide column connecting seat are arranged in an upper fixing seat, a lower left guide column connecting seat and a lower right guide column connecting seat are arranged in a lower fixing seat, the upper fixing seat and the upper left and right guide column connecting seats are fixedly connected through an upper mandrel, the lower fixing seat and the lower left and right guide column connecting seats are fixedly connected through a lower mandrel, a left guide column is connected between the upper left guide column connecting seat and the lower left guide column connecting seat, a right guide column is connected between the upper right guide column connecting seat and the lower right guide column connecting seat, the left guide column and the right guide column simultaneously penetrate through a bracket, a left shock absorption guide sleeve made of polytetrafluoroethylene material is arranged on the outer wall of the upper part of the left guide column, a left lock nut and a left adjusting nut are connected on the lower part of the left guide column, a right shock absorption guide sleeve made of polytetrafluoroethylene material is arranged on the outer wall of the upper part of the right guide column, and a right lock nut and a right adjusting nut are connected on the lower part of the right guide column. The electric wheel is internally provided with the oilless double-guide-column shock absorber, the electric wheel adopts a left guide column structure and a right guide column structure, guide column connecting seats at the upper parts of the two guide columns are fixed through the same mandrel, guide column connecting seats at the lower parts of the two guide columns are also fixed through the same mandrel, the two guide columns penetrate through the bracket at the same time to position the bracket, and when the wheels vibrate when meeting a roadblock in running, the side swing and the deflection between the bracket and the guide columns can be effectively prevented, so that the side swing and the deflection of the whole shock absorber and the wheels are avoided, the running safety and the comfort of the vehicle are improved, the wheels are provided with shock absorbing structures, the wheels do not need tire shafts, each tire is provided with a corresponding tire, the parallelism and the linearity between the tires are ensured, and the vehicle body and the chassis can be manufactured separately, so that the simplified manufacturing process is further reduced; 2. the lower parts of the left guide post and the right guide post are respectively connected with a locking nut and an adjusting nut, the left adjusting nut and the right adjusting nut are screwed tightly, the left adjusting nut presses the left lower guide post connecting seat, the right adjusting nut presses the right lower guide post connecting seat, the left upper guide post connecting seat and the right upper guide post connecting seat are pressed in a reaction mode, the left locking nut and the right locking nut are rotated, the adjusting nut is locked by the locking nut to prevent loosening, and therefore the whole shock absorber is tightly pressed on the inner wall of a motor stator fixing ring, the locking force of the shock absorber is increased, and the fixing reliability of the whole shock absorber is ensured; 3. the left and right shock-absorbing guide sleeves are made of polytetrafluoroethylene materials, the left and right guide posts are made of alloy stainless steel through quenching and tempering heat treatment, ceramic materials are sprayed on the outer walls of the left and right guide posts, the outer walls of the left and right guide posts are subjected to grinding and polishing process treatment after being sprayed with the ceramic materials, and the left and right shock-absorbing guide sleeves made of polytetrafluoroethylene materials are in clearance fit with the guide posts, so that friction-free self-lubricating conditions are formed in the shock absorption process, and the service life of the shock-absorbing guide sleeves is prolonged.
According to the oil-free double-guide-column shock absorber arranged in the electric wheel, a left buffer pad is arranged between the support and the left upper-guide-column connecting seat, and a right buffer pad is arranged between the support and the right upper-guide-column connecting seat. The left cushion pad and the right cushion pad are arranged, and the left cushion pad and the right cushion pad play a role in buffering the support, the left upper guide pillar connecting seat, the left guide pillar, the right upper guide pillar connecting seat and the right guide pillar. The left damping spring is clockwise screwed downwards, the right damping spring is anticlockwise screwed downwards, or the left damping spring is anticlockwise screwed downwards, and the right damping spring is clockwise screwed downwards. The wheels are vibrated by road obstacles to keep balance of elasticity, the wheels are prevented from swinging left and right, the running stability of the vehicle is kept, and safety and comfort of passengers are ensured.
Drawings
FIG. 1 is a schematic front view of an oil-free double-guide-column shock absorber built in an electric wheel of the invention;
fig. 2 is a schematic view of a cross section in the direction a-a of fig. 1.
Detailed Description
The invention relates to an oil-free double-guide-column shock absorber arranged in an electric wheel, which is shown in fig. 1-2 and is characterized in that: comprises a motor stator fixing ring 1, an upper fixing seat 2 and a lower fixing seat 3 are arranged in the motor stator fixing ring, a left upper guide pillar connecting seat 4 and a right upper guide pillar connecting seat 5 are arranged in the upper fixing seat, the upper fixing seat and the left upper guide pillar connecting seat and the right upper guide pillar connecting seat are fixedly connected through an upper mandrel 6, an upper check ring 7 is arranged on the outer wall of the upper mandrel 6 between the left upper guide pillar connecting seat 4 and the right upper guide pillar connecting seat 5, a left lower guide pillar connecting seat 8 and a right lower guide pillar connecting seat 9 are arranged in the lower fixing seat 3, the lower fixing seat and the left lower guide pillar connecting seat are fixedly connected through a lower mandrel 10, a lower check ring 11 is arranged on the outer wall of the lower mandrel 10 between the left lower guide pillar connecting seat 8 and the right lower guide pillar connecting seat 9, a left guide pillar 12 is connected between the left upper guide pillar connecting seat 4 and the left lower guide pillar connecting seat 8, a right guide pillar 13 is connected between the right upper guide pillar connecting seat 5 and the right lower guide pillar connecting seat 9, a left guide pillar outer wall connecting bracket 14 is connected between the left and a right guide pillar outer wall connecting bracket 14, one side of the bracket is fixed with an automobile girder 30, a left shock absorption guide sleeve 15 made of polytetrafluoroethylene material is arranged on the outer wall of the upper part of a left guide post 12, a left guide sleeve fixing ring 16 is arranged on the outer wall of the left shock absorption guide sleeve, a left lock nut 17 and a left adjustment nut 18 are connected to the lower part of the left guide post, a left shock absorption spring 19 is arranged outside the left guide post, the upper end of the left shock absorption spring is contacted with the bracket 14, the lower end of the left shock absorption spring is contacted with a left lower guide post connecting seat 8, a right shock absorption guide sleeve 20 made of polytetrafluoroethylene material is arranged on the outer wall of the upper part of a right guide post 13, a right guide sleeve fixing ring 21 is arranged on the outer wall of the right shock absorption guide sleeve, a right lock nut 22 and a right adjustment nut 23 are connected to the lower part of the right guide post, a right shock absorption spring 24 is arranged outside the right guide post, the upper end of the right shock absorption spring is contacted with the right shock absorption guide sleeve 20 and the right guide sleeve fixing ring 21, the lower end of the right shock-absorbing spring is contacted with the right lower guide pillar connecting seat 9. The main characteristics are that upper left guide pillar connecting seat 4 and upper right guide pillar connecting seat 5 are set in upper fixing seat 2, lower left guide pillar connecting seat 8 and lower right guide pillar connecting seat 9 are set in lower fixing seat 3, upper fixing seat 2 and upper left and right guide pillar connecting seats 4, 5 are fixedly connected by upper mandrel 6, lower fixing seat 3 and lower left and right guide pillar connecting seats 8, 9 are fixedly connected by lower mandrel 10, left guide pillar 12 is connected between upper left and lower guide pillar connecting seats 4, 8, right guide pillar 13 is connected between upper right and lower guide pillar connecting seats 5, 9, left and right guide pillars simultaneously pass through bracket 14, upper outer wall of left guide pillar 12 is provided with left shock absorbing guide sleeve 15 made of polytetrafluoroethylene material, lower portion of left guide pillar 12 is connected with left locking nut 17 and left adjusting nut 18, upper outer wall of right guide pillar 13 is provided with right shock absorbing guide sleeve 20 made of polytetrafluoroethylene material, lower portion of right guide pillar is connected with right locking nut 22 and right adjusting nut 23. The electric wheel is internally provided with the oilless double-guide-column shock absorber, the electric wheel adopts a left guide column structure and a right guide column structure, guide column connecting seats at the upper parts of the two guide columns are fixed through the same mandrel, guide column connecting seats at the lower parts of the two guide columns are also fixed through the same mandrel, the two guide columns simultaneously penetrate through the bracket 14 to position the bracket, and when the wheels vibrate when meeting a roadblock in running, the side swing and the deflection between the bracket 14 and the guide columns can be effectively prevented, so that the whole shock absorber and the wheels are prevented from generating the side swing and the deflection, the running safety and the comfort of the vehicle are improved, the wheels are provided with shock absorbing structures, the wheels do not need tire shafts, each tire is provided with a corresponding tire, the parallelism and the linearity between the tires are guaranteed, and the vehicle body and the chassis can be manufactured separately, so that the simplified manufacturing process is realized, and the manufacturing time and the cost are further reduced; 2. the lower parts of the left guide post and the right guide post are respectively connected with a locking nut and an adjusting nut, the left adjusting nut and the right adjusting nut are screwed tightly, the left adjusting nut 18 tightly presses the left lower guide post connecting seat 8, the right adjusting nut 23 tightly presses the right lower guide post connecting seat 9, and simultaneously the left upper guide post connecting seat 4 and the right upper guide post connecting seat 5 are tightly pressed in a reaction way, the left locking nut and the right locking nut 17 and the right locking nut 22 are rotated to lock the adjusting nuts, so that the loosening of the adjusting nuts is prevented, the whole shock absorber can be tightly pressed on the inner wall of the motor stator fixing ring 1, the locking force of the shock absorber is increased, and the fixation reliability of the whole shock absorber is ensured; 3. the left and right shock-absorbing guide sleeves 15, 20 are made of polytetrafluoroethylene materials, the left and right guide posts 12, 13 are made of alloy stainless steel through quenching and tempering heat treatment, ceramic materials are sprayed on the outer walls of the left and right guide posts, the outer walls of the left and right guide posts are subjected to grinding and polishing process treatment after being sprayed with the ceramic materials, and the left and right shock-absorbing guide sleeves 15, 20 made of polytetrafluoroethylene materials are in clearance fit with the guide posts, so that friction-free self-lubricating conditions are formed in the shock absorption process, and the service life of the shock-absorbing guide sleeves is prolonged. A left cushion pad 25 is arranged between the bracket 14 and the left upper guide pillar connecting seat 4, and a right cushion pad 26 is arranged between the bracket 14 and the right upper guide pillar connecting seat 5. The left and right buffer pads 25 and 26 are arranged to buffer the bracket 14, the left upper guide pillar connecting seat 4, the left guide pillar 12, the right upper guide pillar connecting seat 5 and the right guide pillar 13. The left damping spring 19 spirals downwards clockwise, the right damping spring 24 spirals downwards anticlockwise, or the left damping spring 19 spirals downwards anticlockwise, and the right damping spring 24 spirals downwards clockwise. The wheels are vibrated by road obstacles to keep balance of elasticity, the wheels are prevented from swinging left and right, the running stability of the vehicle is kept, and safety and comfort of passengers are ensured.
Claims (3)
1. The built-in oilless double-guide pillar shock absorber of electronic round, its characterized in that: comprises a motor stator fixing ring (1), an upper fixing seat (2) and a lower fixing seat (3) are arranged in the motor stator fixing ring, a left upper guide pillar connecting seat (4) and a right upper guide pillar connecting seat (5) are arranged in the upper fixing seat, the upper fixing seat and the left and right upper guide pillar connecting seats are fixedly connected through an upper mandrel (6), an upper check ring (7) is arranged on the outer wall of the upper mandrel (6) between the left upper guide pillar connecting seat (4) and the right upper guide pillar connecting seat (5), a left lower guide pillar connecting seat (8) and a right lower guide pillar connecting seat (9) are arranged in the lower fixing seat (3), the lower fixing seat and the left and right lower guide pillar connecting seats are fixedly connected through a lower mandrel (10), a lower check ring (11) is arranged on the outer wall of the lower mandrel (10) between the left lower guide pillar connecting seat (8) and the right lower guide pillar connecting seat (9), a left guide pillar (12) is connected between the left upper guide pillar connecting seat (4) and the left lower guide pillar connecting seat (8), a right guide pillar (13) is connected between the left upper guide pillar connecting seat (5) and the right lower guide pillar connecting seat (9), a left and right guide pillar outer wall connecting bracket (14) is arranged in the lower fixing seat (3), one side of the left guide pillar connecting seat and the guide pillar connecting seat is fixedly connected with a left guide sleeve (16) is arranged on the outer wall of a guide sleeve (16), the lower part of the left guide post is connected with a left locking nut (17) and a left adjusting nut (18), the outer part of the left guide post is provided with a left damping spring (19), the upper end of the left damping spring is contacted with a bracket (14), the lower end of the left damping spring is contacted with a left lower guide post connecting seat (8), the outer wall of the upper part of the right guide post (13) is provided with a right damping guide sleeve (20) made of polytetrafluoroethylene material, the outer wall of the right damping guide sleeve is provided with a right guide sleeve fixing ring (21), the lower part of the right guide post is connected with a right locking nut (22) and a right adjusting nut (23), the outer part of the right guide post is provided with a right damping spring (24), the upper end of the right damping spring is contacted with a right damping guide sleeve (20) and a right guide sleeve fixing ring (21), the lower end of the right damping spring is in contact with the right lower guide pillar connecting seat (9), the lower parts of the left guide pillar and the right guide pillar are respectively connected with a locking nut and an adjusting nut, the left lower guide pillar connecting seat (8) is tightly pressed by the left adjusting nut (18) through screwing the left adjusting nut and the right adjusting nut, the right lower guide pillar connecting seat (9) is tightly pressed by the right adjusting nut (23), the left upper guide pillar connecting seat (4) and the right upper guide pillar connecting seat (5) are tightly pressed through reaction, the left locking nut and the right locking nut (17 and 22) are rotated to lock the adjusting nut through locking nuts, the looseness of the adjusting nut is prevented, the whole damper is tightly pressed on the inner wall of the motor stator fixing ring (1), the locking force of the whole damper is increased, and the whole damper is ensured to be reliably fixed, and the left guide pillar (12), 13 After the alloy stainless steel is subjected to quenching and tempering heat treatment, ceramic materials are sprayed on the outer walls of the left and right guide posts, the outer walls of the left and right guide posts are subjected to grinding and polishing process treatment after being sprayed with the ceramic materials, the surface smoothness is high, and the left and right shock absorption guide sleeves (15 and 20) made of polytetrafluoroethylene materials are in clearance fit with the guide posts, so that friction-free self-lubricating conditions are formed in the shock absorption process, and the service life of the shock absorption guide sleeves is prolonged.
2. The electric wheel built-in oilless double-guide-post shock absorber as defined in claim 1, wherein: a left buffer cushion (25) is arranged between the bracket (14) and the left upper guide pillar connecting seat (4), and a right buffer cushion (26) is arranged between the bracket (14) and the right upper guide pillar connecting seat (5).
3. The electric wheel built-in oilless double-guide-post shock absorber as defined in claim 1, wherein: the left damping spring (19) is clockwise screwed downwards, the right damping spring (24) is anticlockwise screwed downwards, or the left damping spring (19) is anticlockwise screwed downwards, and the right damping spring (24) is clockwise screwed downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810488250.2A CN108443406B (en) | 2018-05-21 | 2018-05-21 | Built-in oilless double-guide-post shock absorber of electric wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810488250.2A CN108443406B (en) | 2018-05-21 | 2018-05-21 | Built-in oilless double-guide-post shock absorber of electric wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108443406A CN108443406A (en) | 2018-08-24 |
| CN108443406B true CN108443406B (en) | 2023-10-27 |
Family
ID=63204161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810488250.2A Active CN108443406B (en) | 2018-05-21 | 2018-05-21 | Built-in oilless double-guide-post shock absorber of electric wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108443406B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009021525A1 (en) * | 2009-05-15 | 2010-11-18 | Zf Friedrichshafen Ag | Front wheel-suspension fork for motorcycle, has bridge part, and left and right fork bars connected with bridge part, where one bar has continuously adjustable damping element e.g. externally controllable adjustable damping valve |
| CN104002912A (en) * | 2013-08-29 | 2014-08-27 | 泰州市腾信机械有限公司 | Front shock absorber assembly for tricycles |
| CN204037263U (en) * | 2014-05-12 | 2014-12-24 | 罗柱流 | There is the drive type sweeper fore wheel structure of shock-absorbing function |
| CN105235459A (en) * | 2015-10-27 | 2016-01-13 | 李志联 | Suspension damping electric wheel |
| CN204979090U (en) * | 2015-07-22 | 2016-01-20 | 深圳市爱斯特科技有限公司 | Hidden damping device of electric motor car |
| CN205044411U (en) * | 2015-10-27 | 2016-02-24 | 李志联 | Set up electric motor car wheel of suspension bumper shock absorber in steel ring |
| CN107461446A (en) * | 2016-06-06 | 2017-12-12 | 重庆东安渠强机械制造有限公司 | The interchangeable amortisseur assembly of four guide-localizations |
| CN208237001U (en) * | 2018-05-21 | 2018-12-14 | 李志联 | Oil-free double guide post dampers built in Electric Motor Wheel |
-
2018
- 2018-05-21 CN CN201810488250.2A patent/CN108443406B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009021525A1 (en) * | 2009-05-15 | 2010-11-18 | Zf Friedrichshafen Ag | Front wheel-suspension fork for motorcycle, has bridge part, and left and right fork bars connected with bridge part, where one bar has continuously adjustable damping element e.g. externally controllable adjustable damping valve |
| CN104002912A (en) * | 2013-08-29 | 2014-08-27 | 泰州市腾信机械有限公司 | Front shock absorber assembly for tricycles |
| CN204037263U (en) * | 2014-05-12 | 2014-12-24 | 罗柱流 | There is the drive type sweeper fore wheel structure of shock-absorbing function |
| CN204979090U (en) * | 2015-07-22 | 2016-01-20 | 深圳市爱斯特科技有限公司 | Hidden damping device of electric motor car |
| CN105235459A (en) * | 2015-10-27 | 2016-01-13 | 李志联 | Suspension damping electric wheel |
| CN205044411U (en) * | 2015-10-27 | 2016-02-24 | 李志联 | Set up electric motor car wheel of suspension bumper shock absorber in steel ring |
| CN107461446A (en) * | 2016-06-06 | 2017-12-12 | 重庆东安渠强机械制造有限公司 | The interchangeable amortisseur assembly of four guide-localizations |
| CN208237001U (en) * | 2018-05-21 | 2018-12-14 | 李志联 | Oil-free double guide post dampers built in Electric Motor Wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108443406A (en) | 2018-08-24 |
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