CN104771280B - Barrier-free electrically propelled wheelchair - Google Patents
Barrier-free electrically propelled wheelchair Download PDFInfo
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- CN104771280B CN104771280B CN201510189684.9A CN201510189684A CN104771280B CN 104771280 B CN104771280 B CN 104771280B CN 201510189684 A CN201510189684 A CN 201510189684A CN 104771280 B CN104771280 B CN 104771280B
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- wheel
- base plate
- drive
- electric wheelchair
- noseplate
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Abstract
The invention provides a barrier-free electrically propelled wheelchair, which comprises a bottom plate, a seat part, a moving part, a driving part, a control part, an angle sensing device and a power supply part, wherein the bottom plate consists of a front bottom plate and a rear bottom plate which are rotatably connected; the seat part is located on the front bottom plate; the moving part consists of front wheels and rear wheels; the driving part is used for driving the front wheels and the rear wheels to rotate; the control part is used for controlling the driving part; the angle sensing device is connected with the driving part; the power supply part is used for supplying power for the electrically propelled wheelchair. As a gear-shaped structure is adopted by the front wheels of the barrier-free electrically propelled wheelchair provided by the invention, the barrier-free electrically propelled wheelchair can be better suitable for transition between the flat ground and stairs; a crawler wheel structure is adopted by the rear wheels, so transition between the stairs and the flat ground can be realized very well, and the barrier-free electrically propelled wheelchair can smoothly move up and down on the stairs; meanwhile, an angle between the rear bottom plate and the front bottom plate can be adjusted according to the actual situation, the barrier-free electrically propelled wheelchair provided by the invention not only is suitable for moving upstairs and downstairs but also is suitable for other ground configurations.
Description
Technical field
The invention belongs to wheelchair field, and in particular to a kind of accessible electricity for helping the self-service stair activity of handicapped person
Wheelchair.
Background technology
Issued according to office of Working Committee of national old-age group《Chinese population aging prediction of the development trend research report》,
The China of 21 century is an irreversible aging society.From 2001 to 2100, the aging population of China can divide
It is three phases：2001 is the first stage to the year two thousand twenty, is the quick aging stage；2021 to the year two thousand fifty be second-order
Section, is to accelerate the aging stage；2051 to 2100 is the phase III, is the severe aging stage of stabilization.To the year two thousand twenty,
Elderly population are up to 2.48 hundred million, and by 2051, Aged in China population scale was up to peak value 4.37 hundred million, about juvenile's population
2 times of amount.The convenience of life of elderly person is always the focus of social concerns.
For many elderlys, stair activity is the thing that part takes time and effort.Many the elderlys and handicapped
Young man, majority helps oneself stair activity using simple crutch, just there is the danger for falling down injury unless you give your whole attention to it.At present still
There is not the automation control appliance that can help the elderly and the self-service stair activity of handicapped person.
The content of the invention
The present invention is carried out to solve the above problems, and by providing a kind of accessible electric wheelchair, realizes the elderly
And the handicapped self-service stair activity of young man.
Present invention employs following technical scheme：
The accessible electric wheelchair that the present invention is provided, with such technical characteristic, has：Base plate, including rotate connection
Noseplate and rear base plate, noseplate keep level, rear base plate can be with noseplate at an angle；Seat portion, is arranged at preceding bottom
On plate；Move portion, including wheel units and rear wheel unit, wheel units include being respectively arranged at the of the noseplate left and right sides
One front-wheel and the second front-wheel, rear wheel unit include being respectively arranged at first wheel assembly and second of the rear base plate left and right sides
Wheel assembly；Drive division, and move portion connection, including front wheel drive unit, rear wheel drive device and rear deck driving unit,
Base plate is rotated after for driving front-wheel, trailing wheel movement respectively and driving；Angle sensing equipment, and drive division connection, for surveying
Angle after examination between base plate and noseplate；Control unit, for controlling drive division；And power supply unit, it is accessible electric wheelchair
Power supply, wherein, the wheel hub of front-wheel is serrated, and wheel assembly is Athey wheel.
The accessible electric wheelchair that the present invention is provided, can also have such technical characteristic：Noseplate and rear base plate are logical
Rotary shaft connection is crossed, the front end fit of rear base plate on the rotating shaft, and is rotated under the drive of rotary shaft, and noseplate is in certain
Angle.
The accessible electric wheelchair that the present invention is provided, can also have such technical characteristic：Seat portion includes seat, leans on
The back of the body, the handrail positioned at the seat left and right sides, foot-operated and chair leg, chair leg one end are fixedly connected with seat bottom, the other end and preceding
Base plate is fixedly connected.
The accessible electric wheelchair that the present invention is provided, can also have such technical characteristic：Front wheel drive unit is with after
The preceding turbin generator that wheel drive unit includes respectively and front-wheel is connected, and the rear-wheel motor being connected with trailing wheel, preceding turbin generator is with after
Turbin generator drives front wheels and rear wheels to rotate respectively.
The accessible electric wheelchair that the present invention is provided, can also have such technical characteristic：Deck driving unit bag afterwards
Include the gearbox and the power transmission shaft with gearbox connection of regulation motor and regulation motor connection, the left and right two ends band of power transmission shaft
After thering is the drive being meshed with the gear at rotary shaft or so two ends, the rotating speed of regulation motor output to slow down through gearbox, drive
Power transmission shaft rotates, the engagement that power transmission shaft passes through drive and gear, drives rotary shaft to rotate.
The accessible electric wheelchair that the present invention is provided, can also have such technical characteristic：After trailing wheel and rear base plate
End is rotated by connecting shaft and connected, and finely tunes its angle relative to rear base plate by adjusting rod, and adjusting rod includes the first regulation
Bar and the second adjusting rod of one end and the connection of the first adjusting rod middle part, the lower end of the first adjusting rod and connecting shaft are connected, upper end
By thin wire and foot-operated connection, the bottom bar connection of the other end and wheel assembly of the second adjusting rod.It is foot-operated to be subject to user
Pressure after, by the upper end of drop-down first adjusting rod of thin wire, and then drop-down second adjusting rod, realize trailing wheel and rear base plate it
Between angle fine setting.
The accessible electric wheelchair that the present invention is provided, can also have such technical characteristic：It is without barrier that power supply unit includes
Hinder the battery that electric wheelchair is powered.
The accessible electric wheelchair that the present invention is provided, can also have such technical characteristic：Battery passes through solar energy
Cell panel is charged, and solar panels rotation is installed on the top of backrest.
Invention effect and effect
The invention provides a kind of accessible electric wheelchair, including be made up of the noseplate and rear base plate that rotate connection
Base plate, the seat portion on noseplate, the move portion being made up of front-wheel and trailing wheel, the driving of driving front wheels and rear wheels movement
The angle sensing equipment in portion, the control unit of control drive division and drive division connection, and the power supply unit powered for electric wheelchair,
Because accessible electric wheelchair front-wheel of the invention uses gear shape structure, can preferably be applied to the mistake on level land and staircase
Degree, trailing wheel uses crawler belt wheel construction, can realize well excessive between stair and level land so that accessible Electric Motor Wheel of the invention
Chair smooth can be moved up and down in stair.Simultaneously as rear floor can according to actual conditions adjustment and the angle of noseplate, because
This, accessible electric wheelchair of the invention in addition to suitable for stair activity, is also applied for being used in other landform.
Brief description of the drawings
Fig. 1 is the side view of accessible electric wheelchair of the invention；
Fig. 2 is the front view of accessible electric wheelchair of the invention；
Fig. 3 is the front view of accessible electric wheelchair of the invention；
Fig. 4 is the structural representation in the front-wheel drive portion of accessible electric wheelchair of the invention.
Specific embodiment
Specific embodiment of the invention is illustrated below in conjunction with accompanying drawing.
Fig. 1 is the side view of the accessible electric wheelchair of the present embodiment.
Fig. 2 is the front view of the accessible electric wheelchair of the present embodiment.
Fig. 3 is the front view of the accessible electric wheelchair of the present embodiment.
As described in Fig. 1 to Fig. 3, accessible electric wheelchair 100 includes base plate 1, seat portion 2, move portion 3, drive division 4, electricity
Source portion 5, angle sensing equipment and control unit.
Base plate 1 includes rotating the noseplate 11 of connection and rear base plate 12, and the two is connected by rotating shaft, and noseplate 11 begins
Horizontality is kept eventually, and rear base plate 12 can be with noseplate 11 at an angle, to ensure the balance of electric wheelchair.
Seat portion 2 is located on noseplate 11, including seat 21, backrest 22, the handrail positioned at the seat left and right sides, it is foot-operated with
And four chair legs 23.On handrail with upstairs, downstairs, turn round and seat course changing control button, chair leg one end and the bottom of seat 21
Four angles at end are fixedly connected, and the other end is fixedly connected with noseplate 11.
Move portion 3 includes wheel units 31 and rear wheel unit 32, and the wheel hub of wheel units 31 is serrated, including position respectively
The first front-wheel 311 and the second front-wheel 312 connected in the noseplate left and right sides and with an axle, rear wheel unit 32 are crawler belt
Wheel, including it is respectively arranged at first wheel assembly 321 and the second wheel assembly 322 of the bottom of rear base plate 12, wheel assembly 32
Rotated by connecting shaft with rear base plate 12 and connected.
Drive division 4 includes the front wheel drive unit 41 being connected with wheel units 31 and rear wheel unit 32 respectively and rear wheel driving
Moving cell 42, rear wheel drive device 42 includes driving respectively the first rear-wheel motor 421 of the first wheel assembly 321 and drives the
Second rear-wheel motor 422 of two wheel assemblies 322, motor drives rear wheel after speed-changing gear box slows down.
Fig. 4 is the structural representation in the front-wheel drive portion in the present embodiment.
As shown in figure 4, front wheel drive unit 41 includes preceding turbin generator 411, speed-changing gear box 412, the He of speed-changing gear box 412
The connecting shaft 313 of the first front-wheel 311 and the second front-wheel 312 is connected.After preceding turbin generator 411 starts, by speed-changing gear box
Gear 4121 and after gear 4122 slows down, drive connecting shaft 313 to rotate, and then the first front-wheel and the second front-wheel are in connection
Rotated under the drive of axle 313.
Drive division 4 also includes the rear deck driving unit 43 of the angle of base plate 12 after regulation, and rear deck driving unit 43 includes
The power transmission shaft 433 of the gearbox 432 and the connection of gearbox 432 of regulation motor 431 and regulation motor connection, 433 liang of power transmission shaft
End carries drive 4331, and drive 4331 and the gear 434 on rear base plate and noseplate connecting shaft are meshed.
Control unit is in close relations including single-chip microcomputer, and angular transducer.Single-chip microcomputer is used to control each motor in drive division 4
Start and stop；Angle of the angular transducer for base plate 12 after measurement relative to noseplate 11, and angle-data is passed to
Single-chip microcomputer.Angular transducer and regulation motor 431 are connected, and the angle of rear base plate is counted in real time by induction machine rotating speed
Calculate, single-chip microcomputer starts regulation motor 431 according to angle-data, after slowing down through gearbox 432, drive power transmission shaft 433 to rotate, enter
And the drive 4331 on power transmission shaft 433 is rotated with moving gear 434, the regulation of the position of base plate 12 after realization.
Power supply unit 5 includes the battery 51 powered for drive division 4 and control unit 5, and is the sun of the charging of battery 51
Can plate 52.Battery is located at the lower section at seat 21, and solar panels 52 rotate the top for being installed on backrest.
In the present embodiment, the Athey wheel in trailing wheel carries out angle adjustment by adjusting rod 6 so that Athey wheel preferably and building
Ladder or ground contact.Adjusting rod 6 includes the first adjusting rod 61 and the second adjusting rod 62, the rear end of the first adjusting rod 61 and wheel assembly
Connecting shaft with rear base plate is connected, and front end is by thin wire and pedal connection, the one end of the second adjusting rod 62 and the first adjusting rod
61 middle part connection, the axle on the other end and Athey wheel is flexibly connected so that people one applies one by being seated on the seat to trailing wheel
Fixed downward pressure.Because the structure of trailing wheel Track-wheel type is constructed, determine that it is preferable with the contact on stair or ground, because
The adjustment amplitude very little of this rear wheel angle, belongs to the category of fine setting.
In the present embodiment, battery, also with common outlet, can also pass through in addition to being connected with solar panels
Common power line is charged, and during ensureing that solar energy breaks down, the normal of electric wheelchair is used.
In the present embodiment, chair leg is made up of thick portion and thin portion two parts, needs to change the direction at seat manually when downstairs,
In fact, seat can be designed to rotatable electronic class seat, can before and after rotate, with facilitate it is upper downstairs when, occupant towards
The direction of wheelchair movement.
The application method of the electric wheelchair in the present embodiment is as follows：
When going upstairs, shift knob upstairs on handrail, Single-chip Controlling front-wheel drive portion 41, rear wheel drive portion 42 are pressed
Start, front wheels and rear wheels start movement, at the same data of the single-chip microcomputer according to angular transducer, backplane drive portion after startup, in real time
The angle of base plate after regulation, it is ensured that electric wheelchair is steady on stair and when turning round.
When going downstairs, seat is gone into rightabout, presses button of going downstairs, Single-chip Controlling front-wheel drive portion 41, after
Motor reversal in wheel drive portion 42, the now effect of front and back wheel is inverted, and trailing wheel serves guide effect, while single-chip microcomputer also can
According to the data of angular transducer, backplane drive portion after startup, the angle of base plate after real-time regulation, it is ensured that electric wheelchair is in stair
It is steady during upper and turn.
Embodiment is acted on and effect
A kind of accessible electric wheelchair is present embodiments provided, including is made up of the noseplate and rear base plate that rotate connection
Base plate, the seat portion on noseplate, the move portion being made up of front-wheel and trailing wheel, drive front wheels and rear wheels movement drive
The angle sensing equipment in dynamic portion, the control unit of control drive division and drive division connection, and the power supply powered for electric wheelchair
Portion, because the accessible electric wheelchair front-wheel of the present embodiment uses gear shape structure, can preferably be applied to level land and stair
Between it is excessive, trailing wheel use crawler belt wheel construction, can realize well excessive between stair and level land so that the present embodiment without barrier
Hinder electric wheelchair smooth can be moved up and down in stair.
Meanwhile, the application of angular transducer causes that rear base plate can be according to actual conditions adjustment and the angle of noseplate so that
The accessible electric wheelchair of the present embodiment, not only ensure that electric wheelchair operation is smooth, and so that electronic in the present embodiment
Wheelchair is also applied in other landform in addition to suitable for stair activity.
Additionally, it is storage battery power supply that the present embodiment uses solar panels, the electric energy changed using clean energy resource provides power,
The feature of environmental protection is good.
The invention is not restricted to the scope of specific embodiment, for those skilled in the art, as long as respectively
Kind of change described claim limit and the spirit and scope of the present invention that determine in, these changes be it will be apparent that
All are using the innovation and creation of present inventive concept in the row of protection.
Claims (6)
1. a kind of accessible electric wheelchair, uses for handicapped person, realizes self-service stair activity, it is characterised in that including：
Base plate, including rotate the noseplate and rear base plate of connection, the noseplate keeps level, the rear base plate can with it is described before
Base plate is at an angle；
Seat portion, is arranged on the noseplate；
Move portion, including wheel units and rear wheel unit, the wheel units include being respectively arranged at described noseplate or so
First front-wheel and the second front-wheel of both sides, the rear wheel unit include being respectively arranged at the first of the rear base plate left and right sides
Wheel assembly and the second wheel assembly；
Drive division, and move portion connection, including front wheel drive unit, rear wheel drive device and rear deck driving unit,
For driving the front-wheel, trailing wheel movement respectively and driving the rear base plate to rotate；
Angle sensing equipment, and drive division connection, for testing the angle between the rear base plate and the noseplate；
Control unit, for controlling the drive division and the angle sensing equipment；And
Power supply unit, is that the accessible electric wheelchair is powered,
Wherein, the wheel hub of the front-wheel is serrated, and the rear wheel unit is Athey wheel,
The seat portion includes seat, backrest, the handrail positioned at the seat left and right sides, rides and four chair legs,
Leg one end is fixedly connected with the seat bottom, and the other end is fixedly connected with the noseplate,
The rear end of the rear base plate and the rear wheel unit are rotated by connecting shaft and connected, and the rear wheel unit passes through adjusting rod
Its angle relative to the rear base plate is finely tuned,
The adjusting rod includes the second adjusting rod of the first adjusting rod and one end and the connection of first adjusting rod middle part, described
The lower end of the first adjusting rod and connecting shaft are connected, upper end by thin wire and the foot-operated connection, second adjusting rod it is another
One end and the bottom bar connection of the rear wheel unit,
After the foot-operated pressure by user, by the upper end of drop-down first adjusting rod of the thin wire, and then under
Second adjusting rod is drawn, the fine setting of angle between the rear wheel unit and the rear base plate is realized.
2. accessible electric wheelchair according to claim 1, it is characterised in that：
Wherein, the noseplate and the rear base plate are connected by rotary shaft, and the front end of the rear base plate is linked in the rotation
On axle, and rotated under the drive of the rotary shaft, and the noseplate is at an angle.
3. accessible electric wheelchair according to claim 1, it is characterised in that：
Wherein, the preceding turbin generator that the front wheel drive unit includes and the wheel units are connected, the rear wheel drive device bag
The rear-wheel motor connected with the rear wheel unit is included, the preceding turbin generator and the rear-wheel motor drive the front-wheel and institute respectively
State rear wheel.
4. accessible electric wheelchair according to claim 2, it is characterised in that：
Wherein, the rear deck driving unit includes gearbox that regulation motor and the regulation motor connect and and described
The power transmission shaft of gearbox connection,
The left and right two ends of the power transmission shaft with and the rotary shaft or so two ends the drive that is meshed of gear,
After the regulation motor is slowed down through gearbox, drive power transmission shaft rotation, the power transmission shaft by the drive with
And the gear engaged with the drive, drive the rotary shaft to rotate.
5. accessible electric wheelchair according to claim 1, it is characterised in that：
Wherein, the power supply unit includes the battery powered for the accessible electric wheelchair.
6. accessible electric wheelchair according to claim 5, it is characterised in that：
Wherein, the battery is charged by solar panel, and the solar panels rotation is installed on the backrest
Top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510189684.9A CN104771280B (en) | 2015-04-20 | 2015-04-20 | Barrier-free electrically propelled wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510189684.9A CN104771280B (en) | 2015-04-20 | 2015-04-20 | Barrier-free electrically propelled wheelchair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104771280A CN104771280A (en) | 2015-07-15 |
| CN104771280B true CN104771280B (en) | 2017-05-24 |
Family
ID=53613275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510189684.9A Expired - Fee Related CN104771280B (en) | 2015-04-20 | 2015-04-20 | Barrier-free electrically propelled wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104771280B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106859876B (en) * | 2017-03-10 | 2018-05-15 | 东北大学 | A kind of auxiliary balance adjusting mechanism of robot stair activity |
| CN107296696B (en) * | 2017-08-03 | 2023-11-03 | 魏仕槚 | Wheelchair for escalator |
| CN108514478B (en) * | 2018-05-14 | 2022-04-19 | 河南理工大学 | Novel climb electronic wheelchair of stair |
| CN111096860A (en) * | 2019-12-31 | 2020-05-05 | 南京工业职业技术学院 | Multifunctional wheelchair |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100311907B1 (en) * | 1999-04-16 | 2001-11-02 | 김권희 | Stair climbing wheel chair |
| JP2006025822A (en) * | 2004-07-12 | 2006-02-02 | Sanwa:Kk | Stair lift for wheelchair |
| US7950673B2 (en) * | 2008-03-13 | 2011-05-31 | Monster Medic, Inc. | Stair chair |
| CN201200560Y (en) * | 2008-06-24 | 2009-03-04 | 俞倩颖 | Solar energy electric wheelchair |
| CN101919768A (en) * | 2009-06-16 | 2010-12-22 | 上海市南汇区惠南镇第二小学 | Solar electric wheelchair |
| CN201529216U (en) * | 2009-10-16 | 2010-07-21 | 粟广欢 | Novel multifunctional vehicle for going downstairs |
| CN201578463U (en) * | 2009-12-30 | 2010-09-15 | 中国科学院沈阳自动化研究所 | Wheelchair robot based on deformable crawl belt mechanisms |
| WO2012154184A1 (en) * | 2011-05-12 | 2012-11-15 | Ferno-Washington, Inc. | Collapsible motorized stair chair |
| CN203029503U (en) * | 2012-09-26 | 2013-07-03 | 路杨 | Electric multipurpose wheelchair used for sitting and lying and climbing stairs |
-
2015
- 2015-04-20 CN CN201510189684.9A patent/CN104771280B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104771280A (en) | 2015-07-15 |
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