CN219814526U - Electric wheelchair capable of climbing - Google Patents
Electric wheelchair capable of climbing Download PDFInfo
- Publication number
- CN219814526U CN219814526U CN202320897763.5U CN202320897763U CN219814526U CN 219814526 U CN219814526 U CN 219814526U CN 202320897763 U CN202320897763 U CN 202320897763U CN 219814526 U CN219814526 U CN 219814526U
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- China
- Prior art keywords
- frame
- fixedly connected
- electric wheelchair
- rear side
- weight box
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- 230000009194 climbing Effects 0.000 title claims abstract description 17
- 230000002146 bilateral effect Effects 0.000 claims 2
- 230000005484 gravity Effects 0.000 abstract description 11
- 230000001174 ascending effect Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model discloses a climbing electric wheelchair, wherein a wheel frame is fixedly connected to one side opposite to a driving shaft, a rear wheel is fixedly connected to the outer side of the wheel frame, a braking frame is connected to the opposite side of the wheel frame in a left-right sliding manner, a braking ring is fixedly connected to the outer side of the braking frame, a weight box is arranged in the center of the bottom of an L-shaped frame in a semi-embedded manner, a sliding groove is arranged at the bottom of the weight box, a counterweight sliding block is connected in the sliding groove in a front-back sliding manner, a driving device is fixedly connected to the front side of the weight box, and the gravity center position of the wheelchair can be automatically adjusted according to the condition of ascending and descending by virtue of the weight box device and the counterweight sliding block, so that the gravity centers of a user and a wheelchair are always kept stable at the middle-lower side, the risk of turning is greatly reduced, and meanwhile, the braking ring of the rear wheel can also enable the user to perform temporary manual forward operation.
Description
Technical Field
The utility model relates to the technical field of electric wheelchair vehicles, in particular to an electric wheelchair vehicle capable of climbing a slope.
Background
The electric wheelchair is used as equipment for assisting mobility impaired people and disabled people to move, is a necessary transportation tool for disabled people, has a wide application range, can be used in hospitals and families, is important in electrical performance, safety performance and electromagnetic compatibility, is low in flexibility, and can increase safety problems in a driving process.
Disclosure of Invention
The utility model aims to provide an electric wheelchair capable of climbing a slope, which can automatically adjust the gravity center position of the wheelchair according to the condition of ascending and descending, so that the gravity centers of a user and a wheelchair are always kept stable at the middle and lower sides, the risk of turning over the vehicle is greatly reduced, meanwhile, the manual pushing wheel movement can be carried out under the condition of sudden power failure, and the use safety and flexibility of the wheelchair are improved.
In order to achieve the above object, there is provided a climbable electric wheelchair, comprising an L-shaped frame, wherein handrail frames are symmetrically arranged at the left and right sides of the L-shaped frame, a lower leg frame is arranged below the front side of the handrail frames, the rear side of the upper part of the lower leg frame is fixedly connected with the L-shaped frame, a pedal is arranged at the lower part of the front side of the lower leg frame, a strut is symmetrically arranged at the rear side of the pedal, the top of the strut is fixedly connected with the bottom of the L-shaped frame, a swivel is fixedly connected at the bottom of the strut, a rotating bracket is rotationally connected at the bottom of the swivel, a front wheel is rotationally connected inside the rotating bracket, an output device is symmetrically arranged at the left and right sides of the bottom of the L-shaped frame, the top of the output device is fixedly connected with the L-shaped frame, a driving shaft is rotationally connected at one side opposite to the output device, the wheel carrier is fixedly connected to one side opposite to the driving shaft, the rear wheels are fixedly connected to the outer side of the wheel carrier, the braking frame is fixedly connected to the left side and the right side of the wheel carrier, the braking ring is fixedly connected to the outer side of the braking frame, the weight box is arranged in a semi-embedded mode at the center of the bottom of the L-shaped frame, a sliding groove is formed in the bottom of the weight box, the weight sliding blocks are fixedly connected to the front side and the rear side of the sliding groove in a sliding mode, the driving device is fixedly connected to the front side of the weight box, the gravity center position of the wheelchair can be automatically adjusted according to the condition of ascending and descending, the gravity centers of a user and the wheelchair are always kept stable at the middle lower side, the risk of turning over is greatly reduced, and meanwhile, the braking ring of the rear wheels can enable the user to conduct temporary manual forward operation.
According to the climbing electric wheelchair, the limiting frame is fixedly connected to the rear side of the bottom of the L-shaped frame, the rocker is rotationally connected to the inner side of the limiting frame, the sleeve is fixedly connected to the bottom of the rocker, the connecting shaft is rotationally connected to the sleeve, the rollers are fixedly connected to the two ends of the connecting shaft, when the gradient is large, the rocker can be controlled to enable the rollers to fall down, and the phenomenon that the gravity center is deviated to cause backward rollover during ascending is avoided.
According to the climbing electric wheelchair, the storage groove is formed in the rear side of the L-shaped frame, and the rollers and the rockers are conveniently placed during normal running.
According to the climbing electric wheelchair, the bearing table is symmetrically arranged on the left and right of the upper portion of the rear side of the L-shaped frame, the lantern ring is symmetrically arranged on the left and right of the rear side of the bearing table, the rotating shaft is rotationally connected to the inner side of the lantern ring, the handle is fixedly connected to the middle of the rotating shaft, the brake grip is rotationally connected to the outer side of the handle, and the climbing electric wheelchair can be manually pushed by a companion when the electric power is insufficient, so that the climbing electric wheelchair is wider in application range.
According to the climbing electric wheelchair, the soft cushions are arranged on the inner sides of the L-shaped frames, so that the comfort level of a user is improved.
According to the climbing electric wheelchair, the console is arranged on the handrail frame at the left side of the L-shaped frame and is electrically connected with the driving device, the output device, the brake ring, the swivel and the rocker respectively, so that a user can operate quickly and simply.
The utility model has the beneficial effects that:
according to the utility model, the gravity center position of the wheelchair can be automatically adjusted according to the condition of ascending and descending through the weight box device and the weight sliding block, so that the gravity centers of a user and the wheelchair are always kept stable at the middle lower side, the risk of turning over the ground is greatly reduced, and meanwhile, the brake ring of the rear wheel can also enable the user to perform temporary manual forward operation.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic view of a first view angle of a climbable electric wheelchair according to the present utility model;
FIG. 2 is a schematic view of a second view angle of a climbable electric wheelchair according to the present utility model;
FIG. 3 is a schematic view of a weight box and weight slides in a climbable electric wheelchair of the present utility model;
fig. 4 is an enlarged view at a in fig. 2.
Legend description:
1. an L-shaped frame; 2. a handrail frame; 3. a lower leg rest; 4. a pedal; 5. a support rod; 6. a swivel; 7. rotating the bracket; 8. a front wheel; 9. an output device; 10. a drive shaft; 11. a wheel carrier; 12. a rear wheel; 13. a brake frame; 14. a brake ring; 15. a weight box; 16. a chute; 17. a driving device; 18. a counterweight slide block; 19. a limiting frame; 20. a rocker; 21. a sleeve; 22. a connecting shaft; 23. a roller; 24. a storage groove; 25. a carrying platform; 26. a collar; 27. a rotating shaft; 28. a handle; 29. a brake handle; 30. and a soft cushion.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-4, a handrail frame 2 is symmetrically arranged at the left and right sides of an L-shaped frame 1, a lower leg frame 3 is arranged below the front side of the handrail frame 2, the rear side of the upper part of the lower leg frame 3 is fixedly connected with the L-shaped frame 1, a pedal 4 is arranged at the lower part of the front side of the lower leg frame 3, a supporting rod 5 is symmetrically arranged at the left and right sides of the rear side of the pedal 4, the top of the supporting rod 5 is fixedly connected with the bottom of the L-shaped frame 1, a swivel 6 is fixedly connected at the bottom of the supporting rod 5, a rotating bracket 7 is rotatably connected at the bottom of the swivel 6, a front wheel 8 is rotatably connected in the rotating bracket 7, an output device 9 is symmetrically arranged at the left and right sides of the bottom of the L-shaped frame 1, the top of the output device 9 is fixedly connected with the L-shaped frame 1, a driving shaft 10 is rotatably connected at the opposite side of the output device 9, a wheel carrier 11 is fixedly connected at the opposite side of the driving shaft 10, a rear wheel 12 is fixedly connected at the outer side of the wheel carrier 11, the opposite side of the wheel frame 11 is connected with a braking frame 13 in a left-right sliding way, the outer side of the braking frame 13 is fixedly connected with a braking ring 14, a weight box 15 is arranged in a half-embedded way at the center of the bottom of the L-shaped frame 1, the bottom of the weight box 15 is provided with a sliding groove 16, a counterweight sliding block 18 is connected in the sliding groove 16 in a front-back sliding way, the front side of the weight box 15 is fixedly connected with a driving device 17, the rear side of the bottom of the L-shaped frame 1 is fixedly connected with a limiting frame 19, the inner side of the limiting frame 19 is rotationally connected with a rocker 20, the bottom of the rocker 20 is fixedly connected with a sleeve 21, the sleeve 21 is rotationally connected with a connecting shaft 22, both ends of the connecting shaft 22 are fixedly connected with idler wheels 23, the rear side of the L-shaped frame 1 is provided with a containing groove 24, the upper part of the rear side of the L-shaped frame 1 is symmetrically provided with a bearing table 25 in a left-right way, the rear side of the bearing table 25 is symmetrically provided with a lantern ring 26 in a left-right way, the inner side of the lantern ring 26 is rotationally connected with a rotating shaft 27, the middle part fixedly connected with handle 28 of pivot 27, the outside rotation of handle 28 is connected with brake handle 29, all is provided with cushion 30 on the inboard of L type frame 1, is provided with the control cabinet on being located the handrail frame 2 of L type frame 1 left side, and the control cabinet is connected with drive arrangement 17, output device 9, brake ring 14, swivel 6 and rocker 20 electricity respectively.
Working principle: in the utility model, when ascending, the counterweight sliding block 18 slides forwards through the control panel on the armrest frame 2 to enable the whole gravity center to move forwards, when descending, the counterweight sliding block 18 slides backwards through the control panel on the armrest frame 2 to enable the whole gravity center to move backwards, and when the gradient is larger, the rocker 20 drives the roller 23 to fall through the control panel on the armrest frame 2 to enable the roller 23 to be positioned on the rear side of the wheelchair for supporting.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides a but climbing electric wheelchair, includes L type frame (1), its characterized in that, the left and right sides symmetry of L type frame (1) is provided with handrail frame (2), the front side below of handrail frame (2) is provided with shank frame (3), the upper portion rear side and the L type frame (1) fixed connection of shank frame (3), the front side lower part of shank frame (3) is provided with footboard (4), the rear side bilateral symmetry of footboard (4) is provided with branch (5), the top and the bottom fixed connection of L type frame (1) of branch (5), the bottom fixed connection of branch (5) swivel (6), the bottom swivelling joint of swivel (6) has runing rest (7), the inside rotation of runing rest (7) is connected with front wheel (8), the bottom rear side bilateral symmetry of L type frame (1) is provided with output device (9), the top and the L type frame (1) of output device (9) are provided with footboard (4), the opposite side (11) are connected with brake wheel carrier (11) on one side (11) in contrast, wheel carrier (11) are connected with on one side (11), the novel bicycle is characterized in that a brake ring (14) is fixedly connected to the outer side of the brake frame (13), a weight box (15) is arranged in the center of the bottom of the L-shaped bicycle frame (1) in a semi-embedded mode, a sliding groove (16) is formed in the bottom of the weight box (15), a counterweight sliding block (18) is connected in the sliding groove (16) in a front-back sliding mode, and a driving device (17) is fixedly connected to the front side of the weight box (15).
2. The climbing electric wheelchair according to claim 1, characterized in that a limit frame (19) is fixedly connected to the rear side of the bottom of the L-shaped frame (1), a rocker (20) is rotatably connected to the inner side of the limit frame (19), a sleeve (21) is fixedly connected to the bottom of the rocker (20), a connecting shaft (22) is rotatably connected to the sleeve (21), and rollers (23) are fixedly connected to two ends of the connecting shaft (22).
3. An electric wheelchair capable of climbing as in claim 1, wherein the rear side of the L-shaped frame (1) is provided with a receiving slot (24).
4. The climbing electric wheelchair according to claim 1, wherein the bearing table (25) is symmetrically arranged at the left and right of the upper part of the rear side of the L-shaped frame (1), the lantern ring (26) is symmetrically arranged at the left and right of the rear side of the bearing table (25), the rotating shaft (27) is rotatably connected to the inner side of the lantern ring (26), the handle (28) is fixedly connected to the middle part of the rotating shaft (27), and the brake grip (29) is rotatably connected to the outer side of the handle (28).
5. A climbable electric wheelchair according to claim 1, characterized in that the inner sides of the L-shaped frame (1) are provided with cushions (30).
6. The climbing electric wheelchair according to claim 1, characterized in that a console is arranged on the armrest frame (2) positioned at the left side of the L-shaped frame (1), and the console is respectively electrically connected with the driving device (17), the output device (9), the brake ring (14), the swivel (6) and the rocker (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320897763.5U CN219814526U (en) | 2023-04-20 | 2023-04-20 | Electric wheelchair capable of climbing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320897763.5U CN219814526U (en) | 2023-04-20 | 2023-04-20 | Electric wheelchair capable of climbing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219814526U true CN219814526U (en) | 2023-10-13 |
Family
ID=88251081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320897763.5U Active CN219814526U (en) | 2023-04-20 | 2023-04-20 | Electric wheelchair capable of climbing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219814526U (en) |
-
2023
- 2023-04-20 CN CN202320897763.5U patent/CN219814526U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |