CN219969917U - Damping mechanism for front wheel of electric bicycle - Google Patents
Damping mechanism for front wheel of electric bicycle Download PDFInfo
- Publication number
- CN219969917U CN219969917U CN202321283141.XU CN202321283141U CN219969917U CN 219969917 U CN219969917 U CN 219969917U CN 202321283141 U CN202321283141 U CN 202321283141U CN 219969917 U CN219969917 U CN 219969917U
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- Prior art keywords
- connecting rod
- hydraulic cylinder
- rotating shaft
- piston rod
- front wheel
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- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 238000013016 damping Methods 0.000 title abstract description 14
- 230000035939 shock Effects 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model relates to a damping mechanism for front wheels of a battery car, and belongs to the technical field of damping. The hydraulic device comprises a front fork and a hydraulic cylinder, wherein a swing arm is arranged at the bottom end of the front fork and is fixedly connected with the hydraulic cylinder, a piston rod is arranged at one end of the hydraulic cylinder, one end of the hydraulic cylinder provided with the piston rod faces downwards, the bottom end of the piston rod is fixedly connected with a rotating shaft, clamping blocks are respectively arranged on a cylinder body and the rotating shaft of the hydraulic cylinder, and the clamping blocks on the hydraulic cylinder are connected with the clamping blocks on the rotating shaft through guide rods; in this scheme, the guide bar is connected the joint piece on pneumatic cylinder and the rotation axis, makes the direction of tire can not produce the skew, and the steering force on the piston rod is transmitted to the pneumatic cylinder can also be shared to the guide bar, improves the life of piston rod, has optimized damper's among the prior art structure.
Description
Technical Field
The utility model belongs to the technical field of shock absorption, and relates to a shock absorption mechanism for front wheels of a battery car.
Background
In the existing vehicle, the shock absorber is arranged on the vehicle and is used as an indispensable device on the vehicle, and the shock absorber can slow down the vibration and impact transmitted from the tire when the vehicle runs on a road section with uneven road surface, so that the shock absorber plays a role in buffering, and enables a driver on the vehicle to feel more comfortable, and improves the stability of the operation of the vehicle.
In the damping device of the front wheel of the electric bicycle in the prior art, one damper is arranged on each of the left side and the right side of the front wheel, and the two dampers are connected through the front fork to control the rotation direction of the wheel; in order to solve the above problems, there is a technology in the prior art that a damper is reduced to a single one, a front fork and a front wheel are connected through a steering mechanism, steering of a tire is controlled, and then the damper is added in the steering mechanism to achieve the damping effect.
Disclosure of Invention
The utility model aims at solving the problems existing in the prior art, and provides a damping mechanism for a front wheel of a battery car, which aims to solve the technical problems that: how to optimize the structure of the damping mechanism.
The aim of the utility model can be achieved by the following technical scheme: the utility model provides a damper of front wheel of electric bicycle, includes front fork and pneumatic cylinder, the front fork bottom is equipped with the swing arm, the swing arm links firmly with the pneumatic cylinder, the one end of pneumatic cylinder is equipped with the piston rod, its characterized in that, the one end that is equipped with the piston rod on the pneumatic cylinder is down, the bottom of piston rod has linked firmly the rotation axis, be equipped with the joint piece on the cylinder body and the rotation axis of pneumatic cylinder respectively, be equipped with the pinhole on the joint piece, joint piece on the pneumatic cylinder is connected through the guide bar with the joint piece on the rotation axis.
In the scheme, a hydraulic cylinder is used as a damping device, when a front fork rotates, a swing arm connected with the front fork is driven, the hydraulic cylinder fixedly connected with the swing arm also rotates through the rotation of the swing arm, a hydraulic rod transmits steering force to a piston rod and a guide rod, the piston rod and the guide rod act together to transmit the steering force to a rotating shaft, and the rotation of the rotating shaft controls the steering of a tire; in the structure, the guide rod is used for connecting the hydraulic cylinder with the clamping blocks on the rotating shaft, so that the hydraulic cylinder and the rotating shaft are on the same axis, the two clamping blocks are also kept on the parallel axis, the direction of the tire cannot deviate, the guide rod can also share the steering force transmitted to the piston rod by the hydraulic cylinder, and the service life of the piston rod is prolonged.
In the damping mechanism of the front wheel of the electric bicycle, the guide rod comprises an upper connecting rod and a lower connecting rod, and pin holes are formed in two ends of the upper connecting rod and two ends of the lower connecting rod. Through the structure, the guide rod is divided into an upper part and a lower part, and the pin holes at the two ends can be matched with the pin holes on the clamping blocks.
In the shock absorption mechanism of the front wheel of the electric bicycle, one ends of the upper connecting rod and the lower connecting rod are in rotary connection through a pin shaft, and the other ends of the upper connecting rod and the lower connecting rod are respectively in rotary connection with the hydraulic cylinder and the clamping block on the rotating shaft through the pin shaft. Through above-mentioned structure, receive the impact at the tire, the hydraulic pressure thick stick reaches the absorbing effect through the flexible of piston rod, and the flexible distance that can make joint piece on hydraulic stem and the rotation axis of piston rod changes for go up connecting rod and lower connecting rod can rotate folding through the cooperation of round pin axle and pinhole, makes the guide bar can not produce the influence to the flexible of piston rod.
In the damping mechanism of the front wheel of the electric bicycle, the clamping block on the hydraulic cylinder is positioned at the bottom of the hydraulic cylinder, and the clamping block on the rotating shaft is positioned at the top of the rotating shaft. Through the structure, the length of the guide rod connected with the hydraulic cylinder and the rotating shaft is shortened, and the structural strength of the guide rod is improved.
In the shock absorption mechanism of the front wheel of the electric bicycle, the upper connecting rod and the lower connecting rod are respectively provided with a supporting frame. Through increase support frame structure on the connecting rod, strengthen the structural strength of last connecting rod and lower connecting rod.
In the damping mechanism of the front wheel of the electric bicycle, the rotary shaft is provided with the rolling shaft, and the rolling shaft is connected with the tire. When the rotating shaft rotates, the connected tires are controlled to turn through the rollers.
Compared with the prior art, the utility model has the following advantages:
in this scheme, the guide bar is connected the joint piece on pneumatic cylinder and the rotation axis, makes the direction that lets the tire can not produce the skew, transmits the rotation axis through the guide bar with the steering force on the pneumatic cylinder on, shares the steering force that the pneumatic cylinder transmitted to on the piston rod, makes damper's life obtain increasing to the guide bar's structure is simple and direct, has alleviateed damper's weight when guaranteeing structural strength.
Drawings
FIG. 1 is a schematic perspective view and a schematic partial enlarged view of the present embodiment;
FIG. 2 is a right-side view and a partial cross-sectional view of the present embodiment;
FIG. 3 is a schematic view showing the structure of the shock absorbing mechanism according to the present embodiment in a use state;
in the figure, 1, a front fork; 2. a swing arm; 3. a hydraulic cylinder; 3a, a piston rod; 4. a clamping block; 4a, pin holes; 4b, a pin shaft; 5. a guide rod; 5a, an upper connecting rod; 5b, a lower connecting rod; 6. a rotation shaft; 7. a roller; 8. and (3) a tire.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
Example 1
As shown in fig. 1, the damping mechanism comprises a front fork 1, one end of the front fork 1 is fixedly connected with a swing arm 2, the swing arm 2 is fixedly connected with a hydraulic cylinder 3, one end of the hydraulic cylinder 3 is provided with a piston rod 3a, in the damping mechanism, one end of the hydraulic cylinder 3a is fixedly connected with a rotating shaft 6, the bottom of a cylinder body of the hydraulic cylinder 3 is provided with a clamping block 4, the top of the rotating shaft 6 is also provided with the same clamping block 4, the clamping blocks 4 are provided with pin holes 4a, the hydraulic cylinder 3 is connected with the clamping blocks 4 on the rotating shaft 6 through guide rods 5, the guide rods 5 comprise an upper connecting rod 5a and a lower connecting rod 5b, two ends of the connecting rod are provided with pin holes 4a matched with the clamping blocks 4, one end of the upper connecting rod 5a is rotationally connected with the clamping blocks 4 on the hydraulic cylinder 3 through pin shafts 4b, the other end of the upper connecting rod 5a is rotationally connected with the end of the lower connecting rod 5b through pin shafts 4b, and the other end of the lower connecting rod 5b is rotationally connected with the clamping block 4 on the rotating shaft 6 through pin shafts 4 b.
As shown in fig. 2, the upper connecting rod 5a and the lower connecting rod 5b are provided with supporting frames, the supporting frames are in an X-shaped structure, the rotating shaft 6 is provided with a roller 7, and the roller 7 is connected with a tire 8.
The working principle of the scheme is as follows, as shown in fig. 1, when the front fork 1 rotates, the swing arm 2 rotates around the front fork 1, the swing arm 2 rotates to enable the hydraulic cylinder 3 to receive steering force and drive the hydraulic cylinder 3 to rotate together, the hydraulic cylinder 3 transmits the steering force to the piston rod 3a and the upper connecting rod 5a, the piston rod 3a directly transmits the steering force to the rotating shaft 6, and the upper connecting rod 5a transmits the steering force to the rotating shaft 6 through the lower connecting rod 5b, so that the rotating shaft 6 rotates; in the above structure, the guide rod 5 formed by combining the upper connecting rod 5a and the lower connecting rod 5b shares the steering force transmitted to the piston rod 3a by the hydraulic cylinder 3, meanwhile, the hydraulic cylinder 3 and the rotating shaft 6 are on the same axis through the action of the guide rod 5, and the two clamping blocks 4 are also kept on the parallel axis, so that the steering of the tire 8 cannot deviate.
As shown in fig. 2, the upper connecting rod 5a and the lower connecting rod 5b are respectively provided with a supporting frame, and are supported by the supporting frames in an 'X' -shape, so that the structural strength of the upper connecting rod 5a and the lower connecting rod 5b is improved, and after the steering force of the front fork 1 is transferred to the rotating shaft 6, the rotating shaft 6 drives the rolling shaft 7 to move, so that the tire 8 fixedly connected with the rolling shaft 7 is steered.
As shown in fig. 3, when the vehicle runs on a road section with uneven road surface, the tire 8 is impacted, the hydraulic cylinder 3 stretches out and draws back the piston rod 3a, the impact force is slowed down, the comfort of the driver is improved, during the period that the hydraulic cylinder 3 stretches out and draws back the piston rod 3a, the distance between the hydraulic cylinder 3 and the clamping block 4 on the rotating shaft 6 can change, as the two ends of the upper connecting rod 5a and the lower connecting rod 5b are respectively provided with the pin holes 4a, and the pin holes 4a at the two ends are respectively connected in a rotating way through the pin shafts 4b, when the distance between the clamping blocks 4 changes, the upper connecting rod 5a and the lower connecting rod 5b adapt to the distance between the clamping blocks 4 through the rotating rod body, so that the guide rod 5 can not influence the stretching of the piston rod 3 a.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although 1, front fork is used more herein; 2. a swing arm; 3. a hydraulic cylinder; 3a, a piston rod; 4. a clamping block; 4a, pin holes; 4b, a pin shaft; 5. a guide rod; 5a, an upper connecting rod; 5b, a lower connecting rod; 6. a rotation shaft; 7. a roller; 8. tire, etc., but does not exclude the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (6)
1. The utility model provides a damper of front wheel of electric bicycle, includes front fork (1) and pneumatic cylinder (3), front fork (1) bottom is equipped with swing arm (2), swing arm (2) link firmly with pneumatic cylinder (3), the one end of pneumatic cylinder (3) is equipped with piston rod (3 a), a serial communication port, be equipped with the one end of piston rod (3 a) down on pneumatic cylinder (3), rotation axis (6) have been linked firmly to the bottom of piston rod (3 a), be equipped with joint piece (4) on the cylinder body and rotation axis (6) of pneumatic cylinder (3) respectively, be equipped with pinhole (4 a) on joint piece (4), joint piece (4) on pneumatic cylinder (3) are connected through guide bar (5) with joint piece (4) on rotation axis (6).
2. The shock absorption mechanism of the front wheel of the electric bicycle according to claim 1, wherein the guide rod (5) comprises an upper connecting rod (5 a) and a lower connecting rod (5 b), and pin holes (4 a) are formed at two ends of the upper connecting rod (5 a) and the lower connecting rod (5 b).
3. The shock absorption mechanism of the front wheel of the electric bicycle according to claim 2, wherein one end of the upper connecting rod (5 a) and one end of the lower connecting rod (5 b) are rotatably connected through a pin shaft (4 b), and the other end of the upper connecting rod is rotatably connected with the hydraulic cylinder (3) and the clamping block (4) on the rotating shaft (6) through the pin shaft (4 b).
4. A shock absorbing mechanism for a front wheel of a battery car according to claim 3, wherein the clamping block (4) on the hydraulic cylinder (3) is located at the bottom of the hydraulic cylinder (3), and the clamping block (4) on the rotating shaft (6) is located at the top of the rotating shaft (6).
5. A shock absorbing mechanism for an electric car front wheel according to claim 3, wherein the upper connecting rod (5 a) and the lower connecting rod (5 b) are respectively provided with a supporting frame.
6. The shock absorption mechanism for the front wheel of the electric bicycle according to claim 4, wherein the rotating shaft (6) is provided with a roller (7), and the roller (7) is connected with the tire (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321283141.XU CN219969917U (en) | 2023-05-24 | 2023-05-24 | Damping mechanism for front wheel of electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321283141.XU CN219969917U (en) | 2023-05-24 | 2023-05-24 | Damping mechanism for front wheel of electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219969917U true CN219969917U (en) | 2023-11-07 |
Family
ID=88592317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321283141.XU Active CN219969917U (en) | 2023-05-24 | 2023-05-24 | Damping mechanism for front wheel of electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219969917U (en) |
-
2023
- 2023-05-24 CN CN202321283141.XU patent/CN219969917U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231108 Address after: Building 6, No. 41 Wangxi Road, Dongcheng Street, Huangyan District, Taizhou City, Zhejiang Province, 318020 Patentee after: Taizhou Huangyan Bochuang Design Co.,Ltd. Address before: 318020 Wang Xi Road, Dongcheng Street, Huangyan, Taizhou, Zhejiang 41 Patentee before: Taizhou Huangyan Bochuang Industrial Design Co.,Ltd. |