CN216603321U - Horizontal rotation wheelchair pedal - Google Patents
Horizontal rotation wheelchair pedal Download PDFInfo
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- CN216603321U CN216603321U CN202120348011.4U CN202120348011U CN216603321U CN 216603321 U CN216603321 U CN 216603321U CN 202120348011 U CN202120348011 U CN 202120348011U CN 216603321 U CN216603321 U CN 216603321U
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Abstract
The utility model provides a horizontal rotation wheelchair pedal, which comprises a frame, a seat, wheels and a pedal structure, wherein the seat is arranged on the frame, the wheels are arranged at the bottom of the frame, the pedal structure is rotatably arranged at the front part of the frame, and a driving assembly for driving the pedal structure to rotate from the bottom of the frame to the front part of the frame or from the front part of the frame to the bottom of the frame is further arranged on the frame. The position of the pedal is switched between the bottom of the frame and the front of the frame, the pedal can be opened and closed in a rotating mode along the horizontal direction, the problem that the pedal is blocked when a user goes up and down the wheelchair is solved, the insecurity of the user caused by bending over to turn the pedal is reduced, and convenience for the user to adjust the position of the pedal is improved.
Description
Technical Field
The utility model relates to the technical field of travel tools, in particular to a wheelchair pedal capable of horizontally rotating.
Background
Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual folding wheelchairs. The wheelchair not only meets the requirements of physical disabilities and mobility-handicapped people for riding instead of walking, but also is more important to facilitate the family members to move and take care of the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair.
At present, pedals in wheelchairs are basically fixed, and the following problems exist in the pedals: 1. for people with different heights, the fixed pedal is not comfortable to ride; 2. because the fixed pedal extends out of the wheelchair, the wheelchair is folded, the occupied space is still large and inconvenient to store, and the wheelchair is difficult to get on and off due to the obstruction of the pedal.
The prior Chinese patent with the publication number of CN210582887U discloses a foldable pedal mechanism of a wheelchair, which comprises the wheelchair, wherein the wheelchair is provided with a wheelchair framework and a pedal, and is characterized in that a pedal supporting cross rod is arranged on the front side of the lower part of the wheelchair framework, a pair of pedal supporting vertical rods is arranged on the pedal supporting cross rod in a sliding manner, the front ends of the pair of pedal supporting vertical rods are hinged with a pedal, and the pedal can turn around the hinged point of the front ends of the pedal supporting vertical rods and the pedal supporting vertical rods. The pedal plate can be adjusted in a telescopic manner from front to back.
The inventor considers that the pedals in the prior art need a user to bend down and lean forward to manually turn, most users of wheelchairs have inconvenience for legs and feet, and the installation position of the pedals is low, so that the operation of the users is difficult, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
In view of the deficiencies in the prior art, it is an object of the present invention to provide a horizontally rotating wheelchair footrest.
The utility model provides a horizontal rotation wheelchair pedal, which comprises a frame, a seat, a wheel and a pedal structure, wherein the seat is installed on the frame, the wheel is installed at the bottom of the frame, the pedal structure is rotatably arranged at the front part of the frame, and a driving assembly for driving the pedal structure to rotate from the bottom of the frame to the front part of the frame or from the front part of the frame to the bottom of the frame is further arranged on the frame.
Preferably, the pedal structure comprises a pedal and a connecting assembly, the connecting assembly comprises a connecting swing rod and a rotating shaft, any end of the connecting swing rod is fixedly connected with the pedal, the other end of the connecting swing rod is fixedly connected with the rotating shaft, and the rotating shaft is vertically and rotatably arranged at the front part of the frame.
Preferably, the front end of frame is fixed with the mount pad, one side fixed mounting that the frame was kept away from to the mount pad has the fixing base, mount pad and fixing base cooperation installation rotation axis and drive assembly, just the mount pad and fixing base the two respectively with rotation axis normal running fit.
Preferably, the lower side of the mounting seat is provided with a groove, the groove is semicircular in shape, the rotating shaft is provided with a convex rib, and the convex rib is embedded in the groove and is in sliding fit with the groove.
Preferably, the pedal is provided with a bending part, and when the pedal is positioned in front of the frame, the bending part is positioned at the edge of one side of the pedal, which is far away from the central axis of the frame
Preferably, the driving assembly comprises a first transmission shaft rod and a first control handle, the upper end of the first transmission shaft rod is fixedly connected with the first control handle, the first transmission shaft rod is vertically installed between the installation seat and the fixed seat, the first transmission shaft rod is respectively in running fit with the installation seat and the fixed seat, and the lower end of the first transmission shaft rod is coaxially and fixedly connected with the upper end of the rotating shaft.
Preferably, the driving assembly comprises a second transmission shaft rod, a second control handle and a first cylindrical cam, the first cylindrical cam is vertically installed between the installation seat and the fixed seat and is in sliding fit with the installation seat and the fixed seat respectively, the sliding direction of the first cylindrical cam is the same as the axial direction of the first cylindrical cam, a first curve groove wound around the central axis of the first cylindrical cam is formed in the peripheral side wall of the first cylindrical cam, and the second control handle is fixedly connected to the top of the first cylindrical cam; the second transmission shaft lever is arranged between the mounting seat and the fixing seat and is respectively in running fit with the mounting seat and the fixing seat, the second transmission shaft lever coaxially penetrates into the first cylindrical cam from bottom to top and is in running sliding fit with the first cylindrical cam, a moving roller is arranged on the side wall of the second transmission shaft lever, the moving roller is embedded in the first curve groove and is in rolling fit with the first curve groove, and the lower end of the second transmission shaft lever is coaxially and fixedly connected with the upper end of the rotating shaft.
Preferably, a linear guide groove is formed in the mounting seat, the length direction of the linear guide groove is the same as that of the first cylindrical cam, a linear convex rib is fixedly arranged on the outer side wall of the first cylindrical cam, the linear convex rib is embedded in the linear guide groove, and the linear convex rib is matched with the linear guide groove in a sliding manner.
Preferably, the driving assembly comprises a speed reduction motor and a third transmission shaft rod, the third transmission shaft rod is vertically installed between the installation seat and the fixed seat and is in running fit with the installation seat and the fixed seat respectively, the speed reduction motor is fixedly installed on the upper side of the installation seat, an output shaft of the speed reduction motor is fixedly connected with the top end of the third transmission shaft rod, and the lower end of the third transmission shaft rod is coaxially and fixedly connected with the upper end of the rotating shaft.
Preferably, the pedal plates are rotatably arranged on the left side and the right side of the front part of the frame.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the pedal structure is driven to rotate by the driving assembly, so that the position of the pedal is switched between the bottom of the frame and the front part of the frame, and the pedal can be rotated to open and close along the horizontal direction, so that the problem of the blockage of the pedal when a user gets on and off the wheelchair is solved, the unsafety caused by turning over the pedal by bending the waist of the user is reduced, and the convenience for the user to adjust the position of the pedal is improved;
2. the utility model can make the pedal rotate to open and close along the horizontal direction through the rotating structure. When the foot pedal is opened forwards, an interference space formed by the front wheels can be bypassed, so that the foot pedal with larger left and right width can be selected, and the comfort of putting feet of a user is improved;
3. according to the utility model, through the rotating sliding fit of the cylindrical cam and the second transmission shaft lever and the matching guide effect of the first curve groove and the moving roller, when a user lifts or presses the second control handle upwards, the position of the pedal is switched between the bottom of the frame and the front part of the frame, so that the convenience of using the wheelchair by the user is improved.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of the overall structure of the present invention, showing the foot board located at the front of the frame;
FIG. 2 is a schematic view of the overall structure of the present invention, wherein the foot rest is located at the bottom of the frame;
FIG. 3 is a schematic view of the overall structure of the pedal connecting assembly according to the present invention;
FIG. 4 is a schematic view of the overall structure of a driving assembly according to the present invention;
FIG. 5 is a schematic view showing the overall structure of a driving unit according to variation 1 of the present invention;
fig. 6 is an exploded view of a coupling structure of a driving unit and a coupling unit according to a variation 1 of the present invention;
FIG. 7 is a schematic view showing the overall structure of a driving unit according to variation 2 of the present invention;
FIG. 8 is a schematic view showing the overall structure of a driving unit according to variation 3 of the present invention;
fig. 9 is a schematic view of the overall structure of a driving assembly according to variation 4 of the present invention.
Reference numerals: 1. a frame; 11. a seat; 12. a wheel; 13. a mounting seat; 131. a groove; 132. a linear guide groove; 14. a fixed seat; 15. a pedal structure; 2. a foot pedal; 21. a bending section; 3. a connecting assembly; 31. connecting the swing rod; 32. a rotating shaft; 321. a rib is protruded; 4. a drive assembly; 41. a first drive shaft; 42. a first manipulating handle; 43. a first positioning sheet; 51. a second drive shaft; 511. a moving roller; 52. a second manipulating handle; 53. a first cylindrical cam; 531. a first curved groove; 532. linear convex ribs; 54. a second positioning sheet; 61. a reduction motor; 62. a third drive shaft; 63. a third positioning sheet; 71. a fourth drive shaft; 711. a mating roller; 72. a third manipulating handle; 73. a second cylindrical cam; 731. a second curved groove; 81. a threaded sleeve; 82. a fifth drive shaft; 821. a threaded portion; 83. and a fourth operating handle.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the utility model. All falling within the scope of the present invention.
As shown in fig. 1 and 2, the wheelchair footrest capable of rotating horizontally according to the present invention comprises a frame 1, a seat 11, wheels 12 and a footrest structure 15, wherein the seat 11 is horizontally and fixedly mounted on the frame 1, the wheels 12 are symmetrically mounted on the front and rear parts of the bottom of the frame 1, and the two wheels 12 mounted on the front part of the frame 1 are universal wheels.
The pedal structure 15 is installed at the front part of the frame 1, the pedal structure 15 comprises a pedal 2 and a connecting component 3, and the frame 1 is also provided with a driving component 4 for driving the pedal structure 15 to rotate. Under the conventional state, the pedal 2 is horizontally hung at the bottom of the frame 1; when the bicycle is used, a worker controls the connecting assembly 3 through the driving assembly 4 to drive the pedal plate 2 to rotate until the pedal plate 2 rotates to a proper position in the front of the bicycle frame 1, and the pedal plate 2 is located between the two universal wheels.
As shown in fig. 3, the footrest structures 15 are mounted one on each of the left and right sides of the front portion of the frame 1. When the bicycle is in an open state, the two pedals 2 are obliquely and upwards arranged from one side of the two pedals close to the bicycle frame 1 to the side of the two pedals far away from the bicycle frame 1, and the edges of one side of the two pedals 2 far away from the central axis of the bicycle frame 1 are integrally formed with the bending part 21, so that the comfort and the safety of a user are improved.
Since the two pedal structures 15 are identical in composition and mounting structure to the frame 1, a set of pedal structures 15 will be described as an example.
As shown in fig. 3, a mounting seat 13 is vertically welded and fixed at the front end of the frame 1, the mounting seat 13 is located behind the universal wheel, and a fixing seat 14 is fixedly connected to one side of the mounting seat 13 departing from the frame 1 through a bolt. The connecting assembly 3 comprises a connecting swing rod 31 and a rotating shaft 32, the rotating shaft 32 is vertically installed at the lower sides of the installation seat 13 and the fixed seat 14 and is in running fit with the installation seat 13 and the fixed seat 14 respectively, any end of the connecting swing rod 31 is fixedly connected with one side of the pedal 2 close to the frame 1 in a welding mode, and the other end of the connecting swing rod 31 penetrates into one side of the rotating shaft 32 and is fixedly connected with the same. The connecting swing link 31 is curved and has a certain radian. When the pedal 2 is opened forward, the problem that the left and right width of the pedal 2 is too small due to the interference space formed by the universal wheels as the front wheels can be avoided, and the comfort of putting the foot of the user is improved.
Further, a groove 131 is formed in the bottom wall of the mounting seat 13, the groove 131 is semicircular, and the central axis of the semicircular groove 131 is collinear with the central axis of the rotating shaft 32. The side wall of the rotating shaft 32 is integrally formed with a rib 321, and the rib 321 penetrates into the groove 131 from bottom to top and is matched with the groove 131 in a sliding manner. Due to the guiding effect of the groove 131, on one hand, the stability of rotation of the rotating shaft 32 is improved, on the other hand, the rotation range of the rotating shaft 32 is limited, further, the movement range of the pedal plate 2 is limited, and the limit between the pedal plate 2 and the wheel 12 is reduced.
As shown in fig. 4, the driving assembly 4 includes a first transmission shaft rod 41 and a first control handle 42, the first transmission shaft rod 41 is vertically installed between the installation seat 13 and the fixed seat 14 and is respectively in rotating fit with the installation seat 13 and the fixed seat 14, and the first transmission shaft rod 41 is clamped by the installation seat 13 and the fixed seat 14 in a matching manner, so that the installation of the first transmission shaft rod 41 on the frame 1 is realized. Coaxial integrated into one piece has first locating piece 43 on first transmission shaft pole 41, and first locating piece 43 has two along the length direction interval shaping of first transmission shaft pole 41 on first transmission shaft pole 41, and two first locating pieces 43 all inlay and establish in mount pad 13 and fixing base 14, and arbitrary first locating piece 43 equally divide respectively with mount pad 13 and fixing base 14 normal running fit.
The first operating handle 42 is welded and fixed to the top end of the first transmission shaft rod 41, and the lower end of the first transmission shaft rod 41 is coaxially and fixedly connected with the upper end of the rotating shaft 32. The user rotates the first manipulation handle 42 to rotate the rotation shaft 32, thereby rotating the footrests 2 and bringing the footrests 2 into the bottom of the frame 1, or rotating the footrests 2 from the bottom of the frame 1 to a proper position in front of the frame 1.
Modification example 1
As shown in fig. 5, the driving assembly 4 includes a second transmission shaft 51, a second control handle 52 and a first cylindrical cam 53, the first cylindrical cam 53 is vertically installed between the mounting seat 13 and the fixing seat 14 and is slidably engaged with the mounting seat 13 and the fixing seat 14, and a sliding direction of the first cylindrical cam 53 is the same as an axial direction of the first cylindrical cam 53. A first curved groove 531 is formed on the side wall of the first cylindrical cam 53, and the first curved groove 531 surrounds the central axis of the first cylindrical cam 53.
The second transmission shaft lever 51 is rotatably installed between the mounting seat 13 and the fixing seat 14, and the second transmission shaft lever 51 coaxially penetrates into the first cylindrical cam 53 from bottom to top and is in sliding fit with the first cylindrical cam. The outer side wall of the second transmission shaft 51 is embedded with a moving roller 511, and the moving roller 511 is embedded in the first curved groove 531 and is in rolling fit with the first curved groove. Still coaxial integrated into one piece has second spacer 54 on the second transmission axostylus axostyle 51, and second spacer 54 is located the outside of first cylindrical cam 53 lower part, and second spacer 54 level inlays and establishes between mount pad 13 and fixing base 14 and respectively with the two normal running fit, has improved the reliability that second transmission axostylus axostyle 51 installed on mount pad 13 and fixing base 14 with the help of second spacer 54, and has improved second transmission axostylus axostyle 51 pivoted stability.
The second control handle 52 is welded and fixed on the top end of the first cylindrical cam 53, the lower end of the second transmission shaft rod 51 is coaxially welded and fixedly connected with the upper end of the rotating shaft 32, a worker lifts or lowers the first cylindrical cam 53 through the second control handle 52, and drives the second transmission shaft rod 51 to rotate and drives the rotating shaft 32 to rotate by means of the matching of the moving roller 511 and the first curve groove 531, so that the pedal plate 2 is collected into the bottom of the frame 1, or the pedal plate 2 is rotated to a proper position in front of the frame 1 from the bottom of the frame 1.
As shown in fig. 5 and 6, the mounting base 13 is provided with a linear guide groove 132, the length direction of the linear guide groove 132 is in the same direction as the axial direction of the first cylindrical cam 53, a linear rib 532 is integrally formed on the outer side wall of the first cylindrical cam 53, the linear rib 532 is embedded in the linear guide groove 132, and the linear rib 532 is slidably fitted with the linear guide groove 132. On the one hand, the rotation of the first cylindrical cam 53 between the mounting seat 13 and the fixed seat 14 is limited, and on the other hand, the stability of the lifting motion of the first cylindrical cam 53 between the mounting seat 13 and the fixed seat 14 is improved.
As shown in fig. 7, the driving assembly 4 includes a speed reduction motor 61 and a third transmission shaft rod 62, the third transmission shaft rod 62 is vertically rotated and installed between the mounting seat 13 and the fixing seat 14, a third positioning piece 63 is coaxially and integrally formed on the third transmission shaft rod 62, the third positioning piece 63 is formed on the third transmission shaft rod 62 along the axial interval of the third transmission shaft rod 62 and has two pieces, the two third positioning pieces 63 are all embedded between the mounting seat 13 and the fixing seat 14, and the two third positioning pieces 63 are both in running fit with the mounting seat 13 and the fixing seat 14.
The reduction motor 61 is started to drive the third transmission shaft 62 to stably rotate and drive the rotating shaft 32 to rotate, so as to take the pedal 2 into the bottom of the frame 1 or rotate the pedal 2 from the bottom of the frame 1 to a proper position in front of the frame 1.
As shown in fig. 8, the driving assembly 4 drives the pedal structure 15 to move up and down while driving the pedal structure 15 to rotate horizontally. The drive assembly 4 comprises a fourth transmission shaft 71, a third operating handle 72 and a second cylindrical cam 73. The second cylindrical cam 73 is vertically and fixedly installed between the installation seat 13 and the fixed seat 14, and the installation seat 13 and the fixed seat 14 are matched to stably clamp the second cylindrical cam 73. The fourth transmission shaft lever 71 coaxially penetrates through the second cylindrical cam 73 and is in sliding fit with the second cylindrical cam in a rotating manner.
A second curved groove 731 is formed in a circumferential side wall of the second cylindrical cam 73, and a track of the second curved groove 731 surrounds a central axis of the second cylindrical cam 73. The outer side wall of the fourth transmission shaft 71 is provided with a matching roller 711, the matching roller 711 is embedded in the second curved groove 731, and the matching roller 711 is in rolling fit with the second curved groove 731. The third control handle 72 is fixedly welded to the fourth transmission shaft 71, and the bottom of the fourth transmission shaft 71 is fixedly welded to the top of the rotating shaft 32.
The worker rotates the fourth transmission shaft 71 through the third control handle 72, and the fourth transmission shaft 71 is lifted and lowered along the axial direction of the second cylindrical cam 73 by the cooperation of the second curved groove 731 and the cooperation roller 711 while rotating, so that the step 2 is rotated and swung between the bottom of the frame 1 and the front of the frame 1 along the horizontal direction and lifted and lowered. The user can put the foot when running-board 2 low level, and along with running-board 2 rebound, the position of foot progressively promotes, has solved the too high inconvenient problem of putting the foot of running-board 2, has improved the convenience that the user took.
As shown in fig. 9, the driving assembly 4 drives the pedal structure 15 to move up and down while driving the pedal structure 15 to rotate horizontally. The driving assembly 4 comprises a threaded sleeve 81, a fifth transmission shaft rod 82 and a fourth control handle 83, the threaded sleeve 81 is vertically installed between the mounting seat 13 and the fixed seat 14, and the threaded sleeve 81 is clamped and fixed by the mounting seat 13 and the fixed seat 14 in a matching manner.
The fifth transmission shaft 82 coaxially penetrates through the threaded sleeve 81, a threaded portion 821 is integrally formed on the fifth transmission shaft 82, and the threaded portion 821 is in threaded fit with the threaded sleeve 81. The fourth control handle 83 is welded and fixed on the top of the fifth transmission shaft rod 82, and the bottom of the fifth transmission shaft rod 82 is coaxially welded and fixed with the rotating shaft 32.
The staff drives the fifth transmission shaft lever 82 to rotate by rotating the fourth control handle 83, and the fifth transmission shaft lever 82 is meshed with the internal thread of the threaded sleeve 81 through the external thread of the threaded portion 821 to be matched and rotated, so that the fifth transmission shaft lever 82 can move up and down while rotating, and further the pedal 2 can swing and move up and down along the horizontal direction between the bottom of the frame 1 and the front portion of the frame 1. The user can put the foot when running-board 2 low level, and along with running-board 2 rebound, the position of foot progressively promotes, has solved the too high inconvenient problem of putting the foot of running-board 2, has improved the convenience that the user took.
Principle of operation
In operation, the driving component 4 drives the transmission shaft lever, and drives the pedal 2 to rotate and swing between the bottom of the frame 1 and the front part of the frame 1 through the rotating shaft 32 and the connecting swing rod 31, so that when the pedal 2 is opened forwards, an interference space formed by universal wheels can be bypassed, and the pedal 2 with larger left-right width can be designed, so that a user can put feet more comfortably; the pedal plates 2 are folded backwards to the bottom of the frame 1, the problem that the user is difficult to take due to obstruction of the pedal plates 2 when the user gets on or off the wheelchair is solved, and convenience of the user in taking the wheelchair is improved.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description has described specific embodiments of the present invention. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (9)
1. The horizontal rotation wheelchair pedal is characterized by comprising a frame (1), a seat (11), wheels (12) and a pedal structure (15), wherein the seat (11) is installed on the frame (1), the wheels (12) are installed at the bottom of the frame (1), the pedal structure (15) is rotatably arranged at the front part of the frame (1), and a driving assembly (4) for driving the pedal structure (15) to rotate from the bottom of the frame (1) to the front part of the frame (1) or from the front part of the frame (1) to the bottom of the frame (1) is further arranged on the frame (1);
the pedal plate structure (15) comprises a pedal plate (2) and a connecting assembly (3), the connecting assembly (3) comprises a connecting swing rod (31) and a rotating shaft (32), any one end of the connecting swing rod (31) is fixedly connected with the pedal plate (2), the other end of the connecting swing rod (31) is fixedly connected with the rotating shaft (32), and the rotating shaft (32) is vertically and rotatably arranged at the front part of the frame (1).
2. A horizontally rotatable wheelchair footrest according to claim 1, characterized in that the front end of the frame (1) is fixed with a mounting base (13), the side of the mounting base (13) away from the frame (1) is fixedly mounted with a fixing base (14), the mounting base (13) and the fixing base (14) are fitted with a rotating shaft (32) and a driving assembly (4), and the mounting base (13) and the fixing base (14) are both rotatably fitted with the rotating shaft (32).
3. The horizontal rotation wheelchair footboard of claim 2, wherein the lower side of the mounting seat (13) is provided with a groove (131), the groove (131) is semicircular in shape, the rotating shaft (32) is provided with a rib (321), and the rib (321) is embedded in the groove (131) and is in sliding fit with the groove.
4. A horizontally rotatable wheelchair footrest according to claim 1, characterized in that the footrest (2) is provided with a bent portion (21), and when the footrest (2) is located in front of the frame (1), the bent portion (21) is located at an edge of the footrest (2) away from the central axis of the frame (1).
5. A horizontally rotatable wheelchair footrest according to claim 2, characterized in that the drive assembly (4) comprises a first transmission shaft (41) and a first operating handle (42), the upper end of the first transmission shaft (41) is fixedly connected with the first operating handle (42), the first transmission shaft (41) is vertically mounted between the mounting seat (13) and the fixed seat (14), the first transmission shaft (41) is rotatably fitted with the mounting seat (13) and the fixed seat (14), and the lower end of the first transmission shaft (41) is coaxially and fixedly connected with the upper end of the rotation shaft (32).
6. The horizontal rotation wheelchair footrest of claim 2, wherein the driving assembly (4) comprises a second transmission shaft (51), a second control handle (52) and a first cylindrical cam (53), the first cylindrical cam (53) is vertically installed between the mounting seat (13) and the fixing seat (14) and is in sliding fit with the mounting seat and the fixing seat respectively, the sliding direction of the first cylindrical cam (53) is the same as the axial direction of the first cylindrical cam (53), a first curve groove (531) surrounding the central axis of the first cylindrical cam (53) is formed on the peripheral side wall of the first cylindrical cam (53), and the second control handle (52) is fixedly connected to the top of the first cylindrical cam (53);
the second transmission shaft lever (51) is installed between the installation seat (13) and the fixed seat (14) and is in running fit with the installation seat and the fixed seat respectively, the second transmission shaft lever (51) coaxially penetrates into the first cylindrical cam (53) from bottom to top and is in running sliding fit with the first cylindrical cam, a moving roller (511) is arranged on the side wall of the second transmission shaft lever (51), the moving roller (511) is embedded in the first curve groove (531) and is in rolling fit with the first curve groove, and the lower end of the second transmission shaft lever (51) is coaxially and fixedly connected with the upper end of the rotating shaft (32).
7. The horizontal rotation wheelchair footrest of claim 6, wherein the mounting seat (13) is provided with a linear guide groove (132), the length direction of the linear guide groove (132) is the same as the length direction of the first cylindrical cam (53), the outer side wall of the first cylindrical cam (53) is fixedly provided with a linear rib (532), the linear rib (532) is embedded in the linear guide groove (132), and the linear rib (532) is in sliding fit with the linear guide groove (132).
8. The horizontal rotation wheelchair footboard of claim 2, characterized in that the driving assembly (4) comprises a reduction motor (61) and a third transmission shaft (62), the third transmission shaft (62) is vertically installed between the mounting base (13) and the fixed base (14) and is respectively in rotating fit with the mounting base and the fixed base, the reduction motor (61) is fixedly installed on the upper side of the mounting base (13), an output shaft of the reduction motor (61) is fixedly connected with the top end of the third transmission shaft (62), and the lower end of the third transmission shaft (62) is coaxially and fixedly connected with the upper end of the rotating shaft (32).
9. A horizontally rotatable wheelchair footrest in accordance with claim 1, characterized in that the footrest (2) is rotatably provided one at each of the left and right sides of the front part of the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120348011.4U CN216603321U (en) | 2021-02-07 | 2021-02-07 | Horizontal rotation wheelchair pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120348011.4U CN216603321U (en) | 2021-02-07 | 2021-02-07 | Horizontal rotation wheelchair pedal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216603321U true CN216603321U (en) | 2022-05-27 |
Family
ID=81682177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120348011.4U Active CN216603321U (en) | 2021-02-07 | 2021-02-07 | Horizontal rotation wheelchair pedal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216603321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113952129A (en) * | 2021-02-07 | 2022-01-21 | 上海慈通科技有限公司 | Wheelchair with adjustable pedal |
-
2021
- 2021-02-07 CN CN202120348011.4U patent/CN216603321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113952129A (en) * | 2021-02-07 | 2022-01-21 | 上海慈通科技有限公司 | Wheelchair with adjustable pedal |
| CN113952129B (en) * | 2021-02-07 | 2024-04-09 | 上海慈通科技有限公司 | Wheelchair with adjustable pedal |
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