CN215081058U - Intelligent stair climbing wheelchair - Google Patents
Intelligent stair climbing wheelchair Download PDFInfo
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- CN215081058U CN215081058U CN202121086467.4U CN202121086467U CN215081058U CN 215081058 U CN215081058 U CN 215081058U CN 202121086467 U CN202121086467 U CN 202121086467U CN 215081058 U CN215081058 U CN 215081058U
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- rod
- wheelchair
- stair climbing
- electric push
- push rod
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- 230000009194 climbing Effects 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 abstract description 5
- 244000309464 bull Species 0.000 description 8
- 210000003141 lower extremity Anatomy 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
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Abstract
The utility model discloses an intelligent stair-climbing wheelchair, which comprises a wheelchair body, wherein a pedal plate is arranged at the bottom of the wheelchair body, the left and right ends of the wheelchair body are both connected with a folding rod, the folding rod is connected with a handrail table, a control table is arranged on the handrail table at one side, and the control table is connected with a control mechanism; the bottom of the folding rod is connected with a vertical rod, the front side of the vertical rod is connected with an electric push rod through a cross rod, the electric push rod is parallel to the vertical rod, the bottom end of the electric push rod is connected with a connecting rod, the connecting rod is rotatably connected with a planet wheel, the inner side of the bottom end of the vertical rod is connected with a side plate, and the outer side of the side plate is rotatably connected with a rear wheel through a first driving motor; a stair climbing mechanism for driving the wheelchair to climb stairs is arranged between the side plates. The utility model provides a current climb building process wheelchair angle non-level, the person of taking on the market, need half uncomfortable problem of lying, improved the travelling comfort of wheelchair greatly.
Description
Technical Field
The utility model relates to a wheelchair field, concretely relates to stair wheelchair is climbed to intelligence.
Background
The number of the aged people in China is large, the aging speed of the aged people is high, the aged people are fierce, the aged people are not rich in the first aged people and have weak economic foundation, and the old care problem of a plurality of old people is difficult to be born by the solitary girls. Meanwhile, China also has a large number of lower limb disabled people caused by industrial injuries, traffic accidents and the like. At present, the resident buildings in various cities and towns in China mainly comprise multi-storey buildings without elevators, and inconvenience is brought to the travel of the resident buildings. Wheelchairs are increasingly popular as main walking tools for the elderly with mobility disabilities and the lower limb disabilities, but the common wheelchairs rarely have the functions of climbing over obstacles and climbing stairs. At present, modern high and new technology is applied to research an intelligent wheelchair with a novel structure and a stair climbing function, so that the movement range of the old and the disabled with lower limbs is expanded, the life quality of the old and the disabled with lower limbs is improved, the pressure of nursing staff is relieved, the strategy of developing the wheelchair for the national middle and long-term scientific and technological service is met, and the intelligent wheelchair has great economic and social benefits.
The current wheelchair for climbing stairs on the market is mainly crawler-type, has low mechanical efficiency and large noise and is easy to damage the stairs; the labor force for young people to climb the stairs is needed beside the building, so that the building is difficult to operate; in the process of climbing stairs, the angle is uncomfortable for people, and the passengers need to lie half way; the volume and the weight are large, and the placement is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stair wheelchair is climbed to intelligence, have that the application is extensive, easy operation, compact structure, transmission efficiency are high, take comfortable and do not need characteristics such as manpower assistance.
Realize the utility model discloses the technical scheme of purpose does: an intelligent stair climbing wheelchair comprises a wheelchair body, wherein a pedal plate is arranged at the bottom of the wheelchair body, folding rods are connected to the left end and the right end of the wheelchair body, the folding rods are connected with a handrail table, a control table is arranged on the handrail table on one side, and the control table is connected with a control mechanism; the bottom of the folding rod is connected with a vertical rod, the front side of the vertical rod is connected with an electric push rod through 2 cross rods, the bottom end of the electric push rod is connected with a connecting rod, the connecting rod is rotatably connected with a planet wheel, the inner side of the bottom end of the vertical rod is connected with a side plate, and the outer side of the side plate is rotatably connected with a rear wheel through a first driving motor; a stair climbing mechanism for driving the wheelchair to climb stairs is arranged between the side plates.
Further, it includes dead lever, second driving motor, bull stick and drive wheel to climb building mechanism, dead lever one end is connected with one of them curb plate inboard, the dead lever other end is connected with second driving motor, the second driving motor other end rotates with the bull stick to be connected, the bull stick rotates with another curb plate to be connected, the bull stick outer wall has put the drive wheel.
Furthermore, the first driving motor adopts a double-ball bearing motor, and the second driving motor adopts a 360-degree continuous rotation digital steering engine.
Further, a control box is arranged at the bottom of the handrail table provided with the control table, and the control mechanism is arranged in the control box; the control mechanism comprises a main controller, an angle sensor and a distance measuring sensor.
Furthermore, the angle sensor adopts a nine-axis gyroscope, and the distance measuring sensor adopts a laser distance measuring ToF sensor.
Furthermore, the driving wheel is strip-shaped, and the top of the driving wheel is circular.
Furthermore, the planet wheel comprises 3 steamboats and support frame, and the support frame is the Y shape support frame that 3 axles are constituteed, is 120 degrees between 2 adjacent axles, and the steamboat passes through the bearing and installs on the axle summit.
Further, the wheelchair body and the folding rod, the folding rod and the armrest platform, the armrest platform and the control platform, the folding rod and the vertical rod, the vertical rod and the horizontal rod, and the electric push rod and the connecting rod are all fixedly connected through bolts.
Furthermore, 2 horizontal poles are parallel, connect electric putter's upper end and lower extreme respectively.
Furthermore, the electric push rod is a linear motor electric push rod.
Compared with the prior art, the utility model discloses a show the advantage and do:
(1) the intelligent stair climbing wheelchair of the utility model adopts the stair climbing with the angle telescopic electric push rod matched with the driving wheel, thereby ensuring that the wheelchair is constantly in a horizontal state and greatly improving the comfort of the wheelchair;
(2) the main drive of the intelligent stair climbing wheelchair is a rear stair climbing mechanism, and the front planet wheel assists in climbing stairs, so that the wheelchair can climb the stairs independently without manpower assistance;
(3) the utility model discloses a stair wheelchair is climbed to intelligence application scenario is extensive, mechanical structure is compact, easy operation and cost are controllable, and application prospect is better.
Drawings
Fig. 1 is a side view of the wheelchair of the present invention.
Fig. 2 is a rear view of the wheelchair of the present invention.
Fig. 3 is the mounting schematic diagram of the planet gear of the present invention.
In the figure: 1. a foot pedal; 2. an electric push rod; 3. a control box; 4. a console; 5. an armrest platform; 6. a wheelchair body; 7. a folding bar; 8. a vertical rod; 9. a rear wheel; 10. a planet wheel; 11. a side plate; 12. fixing the rod; 13. a drive motor; 14. a drive wheel; 15. a rotating shaft; 16. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present application, it should be noted that "up", "down", "front", "back", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of a described object is changed, the relative positional relationships may be changed.
With reference to fig. 1, 2 and 3, an intelligent stair climbing wheelchair comprises a wheelchair body 6, a pedal 1 is arranged at the bottom of the wheelchair body 6, folding rods 7 are connected to the left and right ends of the wheelchair body 6, the folding rods 7 are connected with armrest platforms 5, a console 4 is arranged on the armrest platform 5 on one side, and the console 4 is connected with a control mechanism; the bottom of the armrest platform 5 provided with the control platform 4 is provided with a control box 3, and the control mechanism is arranged in the control box 3; the control mechanism comprises a main controller, an angle sensor and a distance measuring sensor. The bottom of the folding rod 7 is connected with a vertical rod 8, the front side of the vertical rod 8 is connected with an electric push rod 2 through 2 cross rods, the 2 cross rods are parallel and are respectively connected with the upper end and the lower end of the electric push rod 2, the bottom end of the electric push rod 2 is connected with a connecting rod 16, the connecting rod 16 is rotatably connected with a planet wheel 10, the inner side of the bottom end of the vertical rod 8 is connected with a side plate 11, and the outer side of the side plate 11 is rotatably connected with a rear wheel 9 through a first driving motor; a stair climbing mechanism for driving the wheelchair to climb stairs is arranged between the side plates 11. The electric push rod 2 is a linear motor electric push rod.
Climbing building mechanism includes dead lever 12, second driving motor 13, bull stick 15 and drive wheel 14, 12 one end of dead lever is connected with 11 inboards of one of them curb plate, the dead lever 12 other end is connected with second driving motor 13, the second driving motor 13 other end rotates with bull stick 15 to be connected, bull stick 15 rotates with another curb plate 11 to be connected, the drive wheel 14 has been put to the 15 outer walls of bull stick.
The first driving motor adopts a double-ball bearing motor, and the second driving motor 13 adopts a 360-degree continuous rotation digital steering engine.
The angle sensor adopts a nine-axis gyroscope, and the distance measuring sensor adopts a laser distance measuring ToF sensor.
The front planet wheel 10 of the wheelchair is in a star shape and is positioned right in front of the wheelchair, the planet wheel 10 consists of 3 small wheels and a support frame, the support frame is a Y-shaped support frame consisting of 3 shafts, the angle between every two adjacent 2 shafts is 120 degrees, the small wheels are arranged on the tops of the shafts through bearings, and the three small wheels can revolve around a central shaft and can also rotate around respective central shafts;
the driving wheel 14 is in a long strip shape, the top of the driving wheel is circular, and the driving wheel is located between the two main wheels and rotates by taking the driving motor as a shaft.
The wheelchair body 6 and the folding rod 7, the folding rod 7 and the armrest platform 5, the armrest platform 5 and the control platform 4, the folding rod 7 and the vertical rod 8, the vertical rod 8 and the horizontal rod, and the electric push rod 2 and the connecting rod 16 are all fixedly connected through bolts.
When the wheelchair is used, when the rear wheel 9 is blocked when the wheelchair is driven to the place near the stairs, the second driving motor 13 starts to work to drive the driving wheel 14 to rotate, so that the driving wheel 14 is pressed on the surface of the stairs to support the whole wheelchair body 6 and start to climb the stairs, meanwhile, the angle telescopic electric push rod 2 starts to work to enable the front height and the rear height of the wheelchair body 6 to be consistent all the time, the wheelchair body 6 is kept horizontal, the planet wheel 10 at the moment assists in climbing the stairs for the wheelchair body 6 by utilizing the characteristics of the planet wheel 10, and the purpose that the wheelchair automatically climbs the stairs is achieved.
The utility model relates to an intelligence stair-climbing wheelchair to stair-climbing mechanism and liftable wheelset realize the power that climbs the building and provide and the angle control of wheelchair. The main drive is a rear-mounted stair climbing mechanism in the stair climbing process, the front-mounted three-star wheel assists in stair climbing, and the electric push rod is used for realizing the angle control of the wheelchair in the stair climbing process. When the wheelchair runs on the flat ground, the rear driving wheel provides power, the front planet wheel is driven, the angle is adjusted, and the wheelchair can move forwards, backwards or turn; when climbing stairs and traveling, the rear stair climbing mechanism rotates to the step to drive the wheelchair to go upstairs, meanwhile, the electric push rod extends to keep the wheelchair angle horizontal, the planet wheel revolves around the corresponding central shaft, and going upstairs and downstairs are achieved through alternate rotation of the wheel. The utility model provides a nearly all common problem of climbing stair wheelchair on the current market: the wheelchair angle is not horizontal in the stair climbing process, and the rider needs to lie half way, so that the rider is uncomfortable. The electric push rod of the linear motor is innovatively used for being matched with the gyroscope to control the angle level of the wheelchair, so that the comfort of the wheelchair is greatly improved.
The utility model discloses possess novel building mechanical structure that climbs, solved the most problem of climbing stair wheelchair on the market, have that the application is extensive, the operation is light, compact structure, transmission efficiency are high, take characteristics such as comfortable, and the cost is controllable, have the possibility of realizing the volume production, application prospect is better.
Claims (10)
1. An intelligent stair climbing wheelchair comprises a wheelchair body (6), wherein a pedal plate (1) is arranged at the bottom of the wheelchair body (6), and is characterized in that folding rods (7) are connected to the left end and the right end of the wheelchair body (6), the folding rods (7) are connected with armrest platforms (5), a control platform (4) is arranged on the armrest platform (5) on one side, and the control platform (4) is connected with a control mechanism; the bottom of the folding rod (7) is connected with a vertical rod (8), the front side of the vertical rod (8) is connected with an electric push rod (2) through 2 cross rods, the bottom end of the electric push rod (2) is connected with a connecting rod (16), the connecting rod (16) is rotatably connected with a planet wheel (10), the inner side of the bottom end of the vertical rod (8) is connected with a side plate (11), and the outer side of the side plate (11) is rotatably connected with a rear wheel (9) through a first driving motor; a stair climbing mechanism for driving the wheelchair to climb stairs is arranged between the side plates (11).
2. The intelligent stair climbing wheelchair as claimed in claim 1, wherein the stair climbing mechanism comprises a fixed rod (12), a second driving motor (13), a rotating rod (15) and a driving wheel (14), one end of the fixed rod (12) is connected with the inner side of one side plate (11), the other end of the fixed rod (12) is connected with the second driving motor (13), the other end of the second driving motor (13) is rotatably connected with the rotating rod (15), the rotating rod (15) is rotatably connected with the other side plate (11), and the driving wheel (14) is arranged on the outer wall of the rotating rod (15).
3. The intelligent stair climbing wheelchair as claimed in claim 2, wherein the first drive motor is a double-ball bearing motor, and the second drive motor (13) is a 360-degree continuous rotation digital steering engine.
4. The intelligent stair climbing wheelchair as claimed in claim 1 or 2, wherein a control box (3) is mounted at the bottom of an armrest platform (5) provided with a console (4), and a control mechanism is arranged inside the control box (3); the control mechanism comprises a main controller, an angle sensor and a distance measuring sensor.
5. The intelligent stair climbing wheelchair as claimed in claim 4, wherein the angle sensor is a nine-axis gyroscope, and the distance measuring sensor is a laser distance measuring ToF sensor.
6. The intelligent stair climbing wheelchair as claimed in claim 1, wherein the driving wheel (14) is elongated and rounded at the top.
7. The intelligent stair climbing wheelchair as claimed in claim 1, wherein the planet wheels (10) comprise 3 small wheels and a support frame, the support frame is a Y-shaped support frame consisting of 3 shafts, 120 degrees are formed between every two adjacent 2 shafts, and the small wheels are mounted on the tops of the shafts through bearings.
8. The intelligent stair climbing wheelchair as claimed in claim 1, wherein the wheelchair body (6) and the folding rod (7), the folding rod (7) and the armrest platform (5), the armrest platform (5) and the control platform (4), the folding rod (7) and the vertical rod (8), the vertical rod (8) and the cross rod, and the electric push rod (2) and the connecting rod (16) are all fixedly connected through bolts.
9. The wheelchair as claimed in claim 1, wherein the 2 bars are parallel and connected to the upper and lower ends of the electric push rod (2).
10. The intelligent stair climbing wheelchair as claimed in claim 1, wherein the electric push rod (2) is a linear motor electric push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086467.4U CN215081058U (en) | 2021-05-20 | 2021-05-20 | Intelligent stair climbing wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086467.4U CN215081058U (en) | 2021-05-20 | 2021-05-20 | Intelligent stair climbing wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215081058U true CN215081058U (en) | 2021-12-10 |
Family
ID=79298208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121086467.4U Expired - Fee Related CN215081058U (en) | 2021-05-20 | 2021-05-20 | Intelligent stair climbing wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215081058U (en) |
-
2021
- 2021-05-20 CN CN202121086467.4U patent/CN215081058U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211210 |