CN220477739U - Structural component of front fork of electric wheelchair - Google Patents
Structural component of front fork of electric wheelchair Download PDFInfo
- Publication number
- CN220477739U CN220477739U CN202321831398.4U CN202321831398U CN220477739U CN 220477739 U CN220477739 U CN 220477739U CN 202321831398 U CN202321831398 U CN 202321831398U CN 220477739 U CN220477739 U CN 220477739U
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- electric wheelchair
- connecting seat
- fork
- threaded rod
- structural component
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- 238000013016 damping Methods 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 abstract description 10
- 230000008859 change Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model provides a structural component of a front fork of an electric wheelchair, which comprises a mounting plate, wherein a fixed seat is arranged at one side of the bottom of the mounting plate, fork arms are rotatably arranged at two sides of a connecting seat, and a first connecting seat is rotatably arranged at the bottom of one side, away from each other, of the two fork arms; according to the utility model, the vibration amplitude of the front wheel can be reduced through the first connecting seat, the second connecting seat, the damping telescopic rod and the spring, so that the riding comfort of the electric wheelchair is improved, through the arranged threaded rod, the connecting sleeve, the movable frame and the knob, the movable frame is driven to ascend or descend by rotating the threaded rod through the knob, the movable frame pulls or pushes the fork arm to change the gradient of the fork arm, and the effect of changing the height of the travelling wheel is achieved, so that the height of the front wheel of the electric wheelchair is adjusted according to the weight of a user, the phenomenon of forward tilting or backward tilting of the electric wheelchair is prevented, and through the cooperation of the structures, the riding comfort of the electric wheelchair is improved, and the riding safety of the electric wheelchair is also improved.
Description
Technical Field
The utility model belongs to the technical field of electric wheelchairs, and particularly relates to a structural component of a front fork of an electric wheelchair.
Background
The electric wheelchair is formed by superposing components such as a high-performance power driving device, an intelligent operating device, a battery and the like on the basis of the traditional manual wheelchair, is reformed and upgraded, has an intelligent manual controller, can drive the wheelchair to finish various functions such as advancing, retreating, steering, standing, lying and the like, and is a new-generation intelligent wheelchair which is a high-technology product combining the fields such as modern precision machinery, intelligent numerical control, engineering mechanics and the like.
Most of electric wheelchair front wheels mainly play the effect of keeping the wheelchair balanced, and because the front wheels do not need to bear the driving effect, the front fork structure of the electric wheelchair is generally consistent with that of a common wheelchair, and because the conventional wheelchair front fork is of a fixed structure, the electric wheelchair front fork has poor damping effect, so that riding comfort is poor, and meanwhile, the height of the front wheels is difficult to adjust according to the weight of an occupant, so that the wheelchair is easy to tilt forwards or tilt backwards, and riding safety is influenced.
In summary, the present utility model provides a structural component of a front fork of an electric wheelchair to solve the above-mentioned problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a structural component of a front fork of an electric wheelchair, which is used for solving the problems that in the prior art, the vibration reduction effect of an electric road is poor, the height of a front wheel is difficult to adjust according to the weight of an occupant, and the wheelchair is easy to tilt forwards or backwards.
The utility model provides a structural component of electronic wheelchair front fork, includes the mounting panel, one side of mounting panel bottom is provided with the fixing base, the yoke is all installed in the both sides of fixing base, two the bottom that one side was kept away from mutually to the yoke is all rotated and is installed first connecting seat, the mounting panel is kept away from one side of fixing base is provided with connecting sleeve, the threaded rod is installed to connecting sleeve's inboard, the bottom of threaded rod is connected with the fly frame, the second connecting seat is all installed in the both sides of fly frame in the rotation, the second connecting seat is connected with the damping telescopic link, the other end of damping telescopic link respectively with two the second connecting seat is fixed continuous.
Further, the threaded rod is in threaded connection with the connecting sleeve, and the threaded rod is in rotary connection with the movable frame.
Further, a knob is arranged at the top end of the threaded rod.
Further, the bottoms of the two fork arms are commonly provided with an axle, and a traveling wheel is arranged on the surface of the axle between the two fork arms.
Further, the outer sides of the first connecting seat and the second connecting seat are respectively provided with a propping ring, the surface of the damping telescopic rod is sleeved with a spring, and two ends of the spring are respectively propped against the opposite sides of the propping rings at the outer sides of the first connecting seat and the second connecting seat.
Further, the top of mounting panel still is provided with the installation axle.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the vibration amplitude of the front wheel can be reduced through the first connecting seat, the second connecting seat, the damping telescopic rod and the spring, so that the riding comfort of the electric wheelchair is improved, through the arranged threaded rod, the connecting sleeve, the movable frame and the knob, the movable frame is driven to ascend or descend by rotating the threaded rod through the knob, the movable frame pulls or pushes the fork arm to change the gradient of the fork arm, and the effect of changing the height of the travelling wheel is achieved, so that the height of the front wheel of the electric wheelchair is adjusted according to the weight of a user, the phenomenon of forward tilting or backward tilting of the electric wheelchair is prevented, and through the cooperation of the structures, the riding comfort of the electric wheelchair is improved, and the riding safety of the electric wheelchair is also improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
fig. 3 is a schematic perspective view of a part of the structure of the present utility model.
In the figure:
1. a mounting plate; 2. a fixing seat; 3. a fork arm; 4. a first connection base; 5. a connecting sleeve; 6. a threaded rod; 7. a movable frame; 8. a second connecting seat; 9. damping telescopic rod; 10. a knob; 11. a wheel axle; 12. a travelling wheel; 13. a support ring; 14. a spring; 15. and (5) mounting a shaft.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1-3, the utility model provides a structural component of a front fork of an electric wheelchair, which comprises a mounting plate 1, wherein one side of the bottom of the mounting plate 1 is provided with a fixed seat 2, two sides of the fixed seat 4 are respectively provided with fork arms 3 in a rotating way, the bottoms of the two sides of the two fork arms 3, which are far away from each other, are respectively provided with a first connecting seat 4, one side of the mounting plate 1, which is far away from the fixed seat 4, is provided with a connecting sleeve 5, the inner side of the connecting sleeve 5 is provided with a threaded rod 6, the bottom end of the threaded rod 6 is connected with a movable frame 7, two sides of the movable frame 7 are respectively provided with a second connecting seat 8 in a rotating way, the second connecting seat 8 is connected with a damping telescopic rod 9, the vibration energy is reduced through the damping telescopic rod 9, so that the vibration reduction effect is achieved, meanwhile, the damping telescopic rod 9 can prevent vibration caused by vibration due to rebound and repeated vibration of a spring 14, and the other end of the damping telescopic rod 9 is respectively fixedly connected with the two second connecting seats 8.
The threaded rod 6 is in threaded connection with the connecting sleeve 5, and the threaded rod 6 is rotationally connected with the movable frame 7.
Wherein the top end of the threaded rod 6 is provided with a knob 10, for rotating the threaded rod 6.
Wherein, the bottoms of the two fork arms 3 are jointly provided with an axle 11, and the surface of the axle 11 between the two fork arms 3 is provided with a travelling wheel 12.
Wherein, the outside of first connecting seat 4 and second connecting seat 8 all is provided with and supports ring 13, and the surface cover of damping telescopic link 9 is equipped with spring 14, and the opposite side that the both ends of spring 14 supported ring 13 with the outside of first connecting seat 4 and second connecting seat 8 respectively supports, and spring 14 can provide the energy that resets for damping telescopic link 9, can play the effect of bearing to electronic wheelchair simultaneously.
Wherein, the top of the mounting plate 1 is also provided with a mounting shaft 15, and the utility model can be mounted on the electric wheelchair through the mounting shaft 15
The specific working principle is as follows:
when the electric wheelchair is used, the electric wheelchair is arranged at the position of the front wheel of the electric wheelchair through the mounting shaft 15, in the process of moving the electric wheelchair, when a road surface jolts, the movement resistance of the fork arm 3 is improved through the damping telescopic rod 9, so that the movement energy of the travelling wheel 12 on the fork arm 3 is reduced, the spring 14 can play a role in supporting and keeping the height of the front wheel of the wheelchair through the spring 14 arranged on the surface of the damping telescopic rod 9, meanwhile, the damping telescopic rod 9 can provide the energy required for restoring the damping telescopic rod 9, the spring 14 can be prevented from rebounding to influence the stability of the wheelchair, the vibration reduction effect is achieved through the cooperation of the components, meanwhile, according to the weight of a user of the electric wheelchair, the threaded rod 6 can be driven to rotate through the rotating knob 10, and the threaded rod 6 is in threaded connection with the connecting sleeve 5 when the threaded rod 6 rotates, the threaded rod 6 can drive the movable frame 7 to move upwards or downwards, the fork arm 3 is pulled or pushed through the movable frame 7, so that the inclination of the fork arm 3 is changed, the height of the travelling wheel 12 is changed, the effect of the electric wheelchair is realized, the phenomenon that the electric wheelchair is adjusted according to the height of the user, the electric wheelchair is prevented from being in a forward or backward riding condition, and riding comfort is improved.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (6)
1. The utility model provides a structural component of electronic wheelchair front fork which characterized in that: including mounting panel (1), one side of mounting panel (1) bottom is provided with fixing base (2), fork arm (3) are all rotated to the both sides of fixing base (2), two the bottom of one side is kept away from mutually to fork arm (3) is all rotated and is installed first connecting seat (4), one side that fixing base (2) was kept away from to mounting panel (1) is provided with connecting sleeve (5), threaded rod (6) are installed to the inboard of connecting sleeve (5), the bottom of threaded rod (6) is connected with movable frame (7), second connecting seat (8) are all rotated to the both sides of movable frame (7), be connected with damping telescopic link (9) of second connecting seat (8), the other end of damping telescopic link (9) respectively with two second connecting seat (8) fixed connection.
2. The structural component of the front fork of an electric wheelchair according to claim 1, wherein: the threaded rod (6) is in threaded connection with the connecting sleeve (5), and the threaded rod (6) is in rotary connection with the movable frame (7).
3. The structural component of the front fork of an electric wheelchair according to claim 1, wherein: the top end of the threaded rod (6) is provided with a knob (10).
4. The structural component of the front fork of an electric wheelchair according to claim 1, wherein: the bottoms of the two fork arms (3) are jointly provided with an axle (11), and a traveling wheel (12) is arranged on the surface of the axle (11) between the two fork arms (3).
5. The structural component of the front fork of an electric wheelchair according to claim 1, wherein: the damping telescopic rod is characterized in that the outer sides of the first connecting seat (4) and the second connecting seat (8) are respectively provided with an abutting ring (13), a spring (14) is sleeved on the surface of the damping telescopic rod (9), and two ends of the spring (14) are respectively abutted to the opposite sides of the abutting rings (13) on the outer sides of the first connecting seat (4) and the second connecting seat (8).
6. The structural component of the front fork of an electric wheelchair according to claim 1, wherein: the top of the mounting plate (1) is also provided with a mounting shaft (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321831398.4U CN220477739U (en) | 2023-07-13 | 2023-07-13 | Structural component of front fork of electric wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321831398.4U CN220477739U (en) | 2023-07-13 | 2023-07-13 | Structural component of front fork of electric wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220477739U true CN220477739U (en) | 2024-02-13 |
Family
ID=89842034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321831398.4U Active CN220477739U (en) | 2023-07-13 | 2023-07-13 | Structural component of front fork of electric wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220477739U (en) |
-
2023
- 2023-07-13 CN CN202321831398.4U patent/CN220477739U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |