CN110613563A - Wheelchair with adjustable angle of rear wheel - Google Patents
Wheelchair with adjustable angle of rear wheel Download PDFInfo
- Publication number
- CN110613563A CN110613563A CN201911021721.XA CN201911021721A CN110613563A CN 110613563 A CN110613563 A CN 110613563A CN 201911021721 A CN201911021721 A CN 201911021721A CN 110613563 A CN110613563 A CN 110613563A
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- frame
- wheelchair
- wheel
- driving
- electric telescopic
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
- A61G5/041—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven having a specific drive-type
- A61G5/042—Front wheel drive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/06—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs with obstacle mounting facilities, e.g. for climbing stairs, kerbs or steps
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1089—Anti-tip devices
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Handcart (AREA)
Abstract
The invention relates to a wheelchair with adjustable rear wheels, which comprises a seat frame, a pedal plate and a backrest frame, wherein a handle is arranged on the backrest frame; the chair seat has been seted up to the anterior upper surface of seat support frame, the drive cavity has been seted up to the rear portion lower surface, the left side of seat support frame, the right side, the back three sides is pasted respectively and is equipped with solar photovoltaic cell panel, the left side of seat support frame below, the right side both sides are equipped with main drive wheel respectively, link to each other through the connecting axle between two main drive wheels, be equipped with drive connecting axle pivoted actuating motor on the seat support frame, main drive wheel includes the wheel frame, the main tire, annular array is equipped with four at least "L" shape metal wheel fossil fragments in the wheel frame, the main tire is big tooth trace rubber tire, be equipped with the bumper shock absorber in the main tire, the rear of main drive wheel is equipped with the rear wheel, the rear wheel rotates and installs on. The rear wheel of the invention can be adjusted in angle.
Description
Technical Field
The invention belongs to the technical field of wheelchairs, and particularly relates to a wheelchair with a rear wheel capable of adjusting an angle.
Background
The wheelchair is a chair provided with wheels, is an important moving tool for the rehabilitation, turnover transportation, treatment and outgoing activities of wounded, patients and disabled at home, not only meets the requirements of physically disabled people 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. Chinese patent CN208808882U discloses a wheel chair with help seeking function, which comprises a bracket, a large wheel and a direction wheel; a seat plate is arranged above the support, and a gravity sensor is arranged in the seat plate; the bracket is positioned on the seat plate and is fixedly connected with a hand bracket, and a control box is fixedly connected on the hand bracket; the left side of the bracket is vertically and fixedly connected with a backrest plate; back board left side fixedly connected with warning light and bee calling organ, warning light and bee calling organ and portable power source electric connection. However, the conventional wheelchair has the defects of poor stability, difficulty in adjusting the angle of the wheelchair body, inconvenience in charging and the like when the wheelchair moves on an unstable ground.
Therefore, based on the problems, the wheelchair with the angle-adjustable rear wheels has important practical significance.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a wheelchair with a rear wheel with an adjustable angle.
The invention is realized by adopting the following technical scheme:
the wheelchair with the rear wheels capable of adjusting the angle comprises a seat frame, a pedal plate and a backrest frame, wherein a handle is arranged on the backrest frame; the solar chair comprises a chair seat frame, a chair seat, a driving cavity, a solar photovoltaic cell panel, a driving shaft, a driving motor, a rear wheel, a shock absorber, a rear wheel, a rear support frame, a hinge pin, a driving shaft, a connecting shaft, a driving motor, a driving wheel, a main tire, a rear wheel, a rear support frame, a hinge pin, a connecting shaft, a driving motor, a driving shaft, a driving motor and a driving shaft, wherein the driving shaft is arranged on the upper surface of the front part of the chair seat frame, the chair seat frame is also provided with an angle adjusting part for adjusting the inclination angle of the rear supporting frame.
Preferably, the rear wheel is a small tooth trace rubber tire.
Preferably, the angle adjusting part comprises a plurality of first screw holes symmetrically formed in the left side wall and the right side wall of the driving cavity, a second screw hole formed in the rear support frame, and locking bolts locked in the first screw holes and the second screw holes, the first screw holes are arranged in a circular arc shape, and the distance between each first screw hole and the pin shaft is equal.
Further preferably, the angle adjusting part comprises arc-shaped sliding grooves symmetrically arranged on the left side wall and the right side wall of the driving cavity, and pulleys clamped in the arc-shaped sliding grooves in a sliding mode, the two pulleys are connected with each other through a connecting rod at one ends close to each other, the other ends far away from each other are fixedly connected with the rear supporting frame, a first electric telescopic rod driving the pulleys to slide along the arc-shaped sliding grooves is arranged in the driving cavity, the free end of a piston rod of the first electric telescopic rod is hinged to the middle end of the connecting rod, and the other end of the piston rod of the first.
Further preferably, the lower end of the back rest frame is rotatably connected with the seat frame through a pin shaft, the back rest frame is connected with the seat frame through a second electric telescopic rod, and the upper end and the lower end of the second electric telescopic rod are respectively hinged with the back rest frame and the seat frame.
Further preferred, be equipped with the gyroscope in the seat support frame, one side of seat support frame is equipped with control button, the rear portion of seat support frame is equipped with the control box, main control chip, battery charge controller, battery are located to the control box, battery charge controller's input and solar photovoltaic cell panel are connected, and its output is connected with the battery, gyroscope, control button, CD-ROM drive motor, first electric telescopic handle, second electric telescopic handle all link to each other with main control chip, and the battery supplies power for gyroscope, control button, CD-ROM drive motor, first electric telescopic handle, second electric telescopic handle through main control chip.
Preferably, the solar photovoltaic cell panel is a polycrystalline silicon photovoltaic cell panel.
The invention has the advantages and positive effects that:
1. according to the wheelchair, the solar photovoltaic cell panels are respectively adhered to the left side, the right side and the rear side of the seat frame and used for collecting solar energy in the environment and converting the solar energy into electric energy, emission is reduced, and an energy-saving effect is achieved.
2. The main driving wheel comprises a wheel frame and a main tire, wherein at least four L-shaped metal wheel keels are arranged in the wheel frame in an annular array mode, the main tire is a large-tooth-mark rubber tire, the wheel keels made of L-shaped metal sheets are used for performing step-by-step treatment on steps on a wheelchair, and the large-tooth-mark rubber tire is used for wrapping the main tire to increase the functions of shock absorption and skid resistance.
3. In the invention, the rear wheel is arranged behind the main driving wheel, and a user can adjust the inclination angles of the rear supporting frame and the rear wheel through the angle adjusting component, so that the wheelchair can adjust the angle at any time.
4. According to the invention, the inclination angles of the rear support frame and the rear wheel can be indirectly adjusted through the first electric telescopic rod, so that the angle of the wheelchair can be adjusted at any time, the operation is convenient, trouble and labor are saved, the angle of the rear wheel can be actively adjusted when the wheelchair encounters unstable ground, the wheelchair keeps balance and does not turn over, and the wheelchair is convenient to go up steps and down steps.
5. According to the invention, the included angle between the backrest frame and the chair seat frame can be adjusted according to the requirements of users, the operation is convenient, the trouble and the labor are saved, and the comfort level of the users is improved.
Drawings
The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
FIG. 1 is a schematic front view of the structure of embodiment 1;
FIG. 2 is a schematic front view of the rear wheel of FIG. 1 in an angle-adjusted condition;
FIG. 3 is a schematic front view of the structure of embodiment 2;
FIG. 4 is a schematic longitudinal cross-sectional view of the structure of FIG. 3;
FIG. 5 is a schematic view of the cross-section taken along the line A-A in FIG. 3;
FIG. 6 is a schematic cross-sectional view taken along the line B-B in FIG. 3;
FIG. 7 is a front view schematically illustrating the rear wheel of FIG. 3 in an angle-adjusted state;
FIG. 8 is a schematic view of the longitudinal cross-sectional structure of FIG. 7;
FIG. 9 is a schematic front view showing the structure of embodiment 3;
FIG. 10 is a schematic longitudinal cross-sectional view of the structure of FIG. 9;
fig. 11 is a front view schematically showing the angle-adjusted state of the back frame in fig. 10;
fig. 12 is a block diagram of a control system of embodiment 3.
In the figure: 1. the multifunctional solar chair comprises a chair seat frame, 2 parts of a pedal, 3 parts of a backrest frame, 4 parts of a handle, 5 parts of a chair seat, 6 parts of a driving chamber, 7 parts of a solar photovoltaic cell panel, 8 parts of a connecting shaft, 9 parts of a wheel frame, 10 parts of a main tire, 11 parts of an L-shaped metal wheel keel, 12 parts of a rear wheel, 13 parts of a rear supporting frame, 14 parts of a pin shaft, 15 parts of a first screw hole, 16 parts of a locking bolt, 17 parts of an arc-shaped sliding groove, 18 parts of a pulley, 19 parts of a connecting rod, 20 parts of a first electric telescopic rod, 21 parts of a control button, 22 parts of a control box, 23 parts of.
Detailed Description
First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be specifically described below by way of example, but all the descriptions are for illustrative purposes only and should not be construed as limiting the present invention in any way. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations. The present invention will be described in detail with reference to fig. 1 to 12.
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1 and 2, the wheelchair with adjustable rear wheel angle comprises a seat frame 1, a pedal 2, a backrest frame 3, a handle 4 arranged on the backrest frame 3; the solar chair comprises a chair seat frame 1, a chair seat 5, a driving chamber 6, a solar photovoltaic cell panel 7, a connecting shaft 8, a driving motor, a wheel frame 9, a main tire 10, at least four L-shaped metal wheel keels 11, a large-tooth-mark rubber tire 10, a shock absorber, a rear wheel 12, a rear support frame 13, a pin shaft 14, a driving cavity and a driving cavity, wherein the chair seat 5 is arranged on the upper surface of the front part of the chair seat frame 1, the driving cavity 6 is arranged on the lower surface of the rear part of the chair seat frame 1, the solar photovoltaic cell panel 7 is respectively attached to the left side, the right side and the rear side of the chair seat frame 1, the main driving wheel is respectively arranged on the left side and the right side below the chair seat frame 1, the two main driving wheels are connected through, the chair seat frame 1 is also provided with an angle adjusting component for adjusting the inclination angle of the rear supporting frame 13.
The working principle is as follows: according to the wheelchair, the chair seat 5 is arranged on the upper surface of the front part of the chair seat frame 1, a user can sit in the chair seat 5, the solar photovoltaic cell panels 7 are respectively attached to the left side, the right side and the rear side of the chair seat frame 1, the solar photovoltaic cell panels 7 are used for collecting solar energy in the environment and converting the solar energy into electric energy, emission is reduced, and an energy-saving effect is achieved, the solar photovoltaic cell panels 7 are arranged on the three sides of the wheelchair, and the wheelchair absorbs light energy at different angles, so that environment-friendly electric energy is brought to; the left side and the right side below the seat frame 1 are respectively provided with a main driving wheel, the two main driving wheels are connected through a connecting shaft 8, the seat frame 1 is provided with a driving motor for driving the connecting shaft 9 to rotate, and the driving motor is used for controlling the main driving wheels to rotate so as to push the wheelchair to move; the main driving wheel comprises a wheel frame 9 and a main tire 10, at least four L-shaped metal wheel keels 11 are arranged in the wheel frame 9 in an annular array mode, the main tire 10 is a large-tooth-mark rubber tire, a shock absorber is arranged in the main tire 10, the four L-shaped metal sheets are used for manufacturing the wheel keels 11, step-by-step processing is conducted on steps on the wheelchair, and the large-tooth-mark rubber tire is used for wrapping the main tire 10 to increase shock absorption and skid prevention functions; the rear wheel 12 is arranged behind the main driving wheel, the rear wheel 12 is rotatably installed on the rear supporting frame 13, the upper end of the rear supporting frame 13 is rotatably installed on the side wall of the seat frame 1 through the pin shaft 14, the inclination angle of the rear supporting frame 13 can be adjusted by a user through the angle adjusting part, the angle of the rear wheel 12 can be manually adjusted by the user at any time, the angle of the wheelchair can be adjusted at any time, the rear wheel 12 can also be actively adjusted when the wheelchair encounters unstable ground, so that the wheelchair can keep balance and does not turn on one side, and the wheelchair can conveniently.
Still further, it is also contemplated in the present invention that the rear wheel 12 is a small footprint rubber tire. The anti-skid function is added.
Further, it is also considered in the present invention that the angle adjusting unit includes a plurality of first screw holes 15 symmetrically formed on the left and right side walls of the driving chamber 6, a second screw hole formed on the rear support frame 13, and a locking bolt 16 locked to the first screw holes 15 and the second screw hole, the plurality of first screw holes 15 are arranged in an arc shape, and the distance between each first screw hole 15 and the pin 14 is equal. The inclination angle of the rear support frame 13 can be adjusted through the angle adjusting component, a user can manually adjust the locking bolt 16 to be locked between the first screw hole 15 and the second screw hole at the proper positions at any time, and then the inclination angles of the rear support frame 13 and the rear wheel 12 are adjusted, so that the wheelchair can adjust the angle at any time.
Example 2
As shown in fig. 3-8, the angle adjusting part includes arc-shaped sliding grooves 17 symmetrically arranged on the left and right side walls of the driving chamber 6, and pulleys 18 slidably connected in the arc-shaped sliding grooves 17, two of the ends of the pulleys 18 close to each other are connected by a connecting rod 19, the end far away from each other is fixedly connected with the rear support frame 13, a first electric telescopic rod 20 for driving the pulleys 18 to slide along the arc-shaped sliding grooves 17 is arranged in the driving chamber 6, the free end of a piston rod of the first electric telescopic rod 20 is hinged to the middle end of the connecting rod 19, and the other end of the piston rod is hinged to the front wall of the. The inclination angle of the rear support frame 13 can be adjusted by the angle adjusting part, a user can extend or shorten the first electric telescopic rod 20 by pressing a control button for controlling the extension or shortening of the first electric telescopic rod 20, because the free end of the piston rod of the first electric telescopic rod 20 is hinged at the middle end of the connecting rod 19, when the first electric telescopic rod 20 extends, the first electric telescopic rod 20 can drive the pulley 18 to slide towards the right of the wheelchair along the arc-shaped chute 17, so that the rear support frame 13 circularly rotates by the pin shaft 14, and then the included angle between the rear support frame 13 and the vertical direction is increased, on the contrary, when the first electric telescopic rod 20 shortens, the included angle between the rear support frame 13 and the vertical direction can be driven by the first electric telescopic rod 20 to be reduced, and the inclination angles of the rear support frame 13 and the rear wheel 12 can be indirectly adjusted by the first electric telescopic rod, the wheelchair can be adjusted in angle at any time, and the operation is convenient, trouble-saving and labor-saving.
Example 3
As shown in fig. 9-12, the lower end of the back rest frame is rotatably connected to the seat frame via a pin shaft, the back rest frame is connected to the seat frame via a second electric telescopic rod, and the upper and lower ends of the second electric telescopic rod are respectively hinged to the back rest frame and the seat frame. The user is through pressing the control button that control second electric telescopic handle extends or shortens for second electric telescopic handle is the extension or shortens the motion, drives the back frame and uses the round pin axle to rotate as circular, adjusts the contained angle between back frame and the seat support frame according to the user's demand then, convenient operation, save trouble laborsaving, improve user's comfort level.
Furthermore, the invention can also be considered in the invention, a gyroscope is arranged in the seat frame 1, a control button 21 is arranged on one side of the seat frame 1, a control box 22 is arranged at the rear part of the seat frame 1, a main control chip, a storage battery charging controller and a storage battery are arranged in the control box 22, the input end of the storage battery charging controller is connected with the solar photovoltaic cell panel 7, the output end of the storage battery charging controller is connected with the storage battery, the gyroscope, the control button, the driving motor, the first electric telescopic rod and the second electric telescopic rod are all connected with the main control chip, and the storage battery supplies power to the gyroscope, the control button, the driving motor, the first electric telescopic rod and the second electric telescopic rod through the main control.
Furthermore, it is also contemplated in the present invention that the solar photovoltaic cell panel 7 is a polysilicon photovoltaic cell panel.
The seat frame 1 is internally provided with a gyroscope which is designed and installed to enable the wheelchair to be kept in a horizontal state at any time, so that a user can feel comfortable in riding, the solar photovoltaic cell panel 7 is a polycrystalline silicon photovoltaic cell panel and is used for collecting solar energy in the environment and converting the solar energy into electric energy, dependence on the electric energy can be reduced, meanwhile, emission is reduced, the environment-friendly and energy-saving effects are achieved, current enters the storage battery for storage after passing through the storage battery charging controller, the type of the storage battery charging controller is SMP40A, the input end of the storage battery charging controller is connected with the solar photovoltaic cell panel 7, the output end of the storage battery charging controller is connected with the storage battery, the storage battery charging controller is used for protecting the storage battery, the current is cut off when the storage battery is full, damage is prevented, and the storage battery supplies power to, the main control chip is a control chip of a model STC12C5206AD, the input end of the main control chip is connected with the gyroscope, the output end of the main control chip is connected with the driving motor, the gyroscope is used for detecting the posture change of the seat frame 1 and transmitting a signal to the main control chip, the model of the gyroscope is a six-axis digital gyroscope of MPU-6050, the main control chip can control the running states of the driving motor, the first electric telescopic rod and the second electric telescopic rod, the model of the driving motor is BL2238, and the model of the electric telescopic rod is TGA-100.
It should be noted that the specific structures, the operating principles, and the circuit structures of the storage battery charging controller, the main control chip, the gyroscope, the driving motor, and the electric telescopic rod used in the device are all the prior art, and therefore, detailed descriptions are omitted.
In summary, the invention provides a wheelchair with adjustable rear wheel angle.
The present invention has been described in detail with reference to the above examples, but the description is only for the preferred examples of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (7)
1. The utility model provides a wheelchair that rear wheel can angle regulation, includes seat support frame, running-board, back frame, be equipped with the handle on the back frame, its characterized in that:
the solar chair comprises a chair seat frame, a chair seat, a driving cavity, a solar photovoltaic cell panel, a driving shaft, a driving motor, a rear wheel, a shock absorber, a rear wheel, a rear support frame, a hinge pin, a driving shaft, a connecting shaft, a driving motor, a driving wheel, a main tire, a rear wheel, a rear support frame, a hinge pin, a connecting shaft, a driving motor, a driving shaft, a driving motor and a driving shaft, wherein the driving shaft is arranged on the upper surface of the front part of the chair seat frame, the chair seat frame is also provided with an angle adjusting part for adjusting the inclination angle of the rear supporting frame.
2. The wheelchair of claim 1 in which the rear wheels are angularly adjustable: the rear wheel is a small tooth trace rubber tire.
3. The wheelchair of claim 1 in which the rear wheels are angularly adjustable: the angle adjusting component comprises a plurality of first screw holes symmetrically formed in the left side wall and the right side wall of the driving cavity, a second screw hole formed in the rear support frame and locking bolts locked on the first screw holes and the second screw holes, the first screw holes are arranged in a circular arc shape, and the distance between each first screw hole and the pin shaft is equal.
4. The wheelchair of claim 1 in which the rear wheels are angularly adjustable: the angle adjusting part comprises arc-shaped sliding grooves symmetrically arranged on left and right side walls of the driving cavity and pulleys symmetrically clamped in the arc-shaped sliding grooves, the two pulleys are connected at one end close to each other through a connecting rod, one end far away from each other is fixedly connected with the rear supporting frame, a first electric telescopic rod driving the pulleys to slide along the arc-shaped sliding grooves is arranged in the driving cavity, the free end of a piston rod of the first electric telescopic rod is hinged to the middle end of the connecting rod, and the other end of the piston rod is hinged to the front wall of the driving cavity.
5. The wheelchair of claim 4 in which the rear wheels are angularly adjustable: the lower end of the backrest frame is rotationally connected with the seat frame through a pin shaft, the backrest frame is connected with the seat frame through a second electric telescopic rod, and the upper end and the lower end of the second electric telescopic rod are respectively hinged with the backrest frame and the seat frame.
6. The wheelchair of claim 5 in which the rear wheels are angularly adjustable: be equipped with the gyroscope in the seat support frame, one side of seat support frame is equipped with a plurality of control button, the rear portion of seat support frame is equipped with the control box, locate main control chip, battery charge controller, battery in the control box, battery charge controller's input and solar photovoltaic cell panel are connected, and its output is connected with the battery, gyroscope, control button, CD-ROM drive motor, first electric telescopic handle, second electric telescopic handle all link to each other with main control chip, and the battery supplies power for gyroscope, control button, CD-ROM drive motor, first electric telescopic handle, second electric telescopic handle through main control chip.
7. The wheelchair of claim 1 in which the rear wheels are angularly adjustable: the solar photovoltaic cell panel is a polycrystalline silicon photovoltaic cell panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021721.XA CN110613563A (en) | 2019-10-25 | 2019-10-25 | Wheelchair with adjustable angle of rear wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021721.XA CN110613563A (en) | 2019-10-25 | 2019-10-25 | Wheelchair with adjustable angle of rear wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110613563A true CN110613563A (en) | 2019-12-27 |
Family
ID=68926559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911021721.XA Pending CN110613563A (en) | 2019-10-25 | 2019-10-25 | Wheelchair with adjustable angle of rear wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110613563A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537359A (en) * | 2020-12-10 | 2021-03-23 | 南宁学院 | Stair climbing device for freight transportation |
-
2019
- 2019-10-25 CN CN201911021721.XA patent/CN110613563A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537359A (en) * | 2020-12-10 | 2021-03-23 | 南宁学院 | Stair climbing device for freight transportation |
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