CN108969218A - The adjustable all-around mobile wheelchair of speed - Google Patents
The adjustable all-around mobile wheelchair of speed Download PDFInfo
- Publication number
- CN108969218A CN108969218A CN201710422007.6A CN201710422007A CN108969218A CN 108969218 A CN108969218 A CN 108969218A CN 201710422007 A CN201710422007 A CN 201710422007A CN 108969218 A CN108969218 A CN 108969218A
- Authority
- CN
- China
- Prior art keywords
- motor
- universal wheel
- speed
- wheel
- adjustable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- A61G2203/00—General characteristics of devices
- A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
- A61G2203/14—Joysticks
Abstract
The adjustable all-around mobile wheelchair of speed controls the rotation direction and velocity of rotation of motor by motor driven, realize wheelchair speed control and comprehensive control.Control rocking bar 1 connects on the handrail on 4 right side of seat, speed control knob 2 connects on the handrail in 4 left side of seat, three connecting rods of 4 bottom end of seat are connected with tricycle chassis 3,120 degree each other of angle of the axis hole center place rectilinear(-al) of universal wheel 31, universal wheel 32, universal wheel 33, control rocking bar 1 can control the driving direction of electric wheelchair, and speed control knob 2 can control the travel speed of electric wheelchair, the configuration of the present invention is simple, easy to operate, speed is adjustable, being capable of all-around mobile.
Description
Technical field
The invention patent belongs to electric wheelchair field, and in particular to one kind can control the comprehensive Electric Motor Wheel of travel speed
Chair.
Background technique
With the reach of science, quality of life is continuously improved in the elderly, disabled person, and the demand to wheelchair is increasing.
Traditional wheelchair needs people to push, and is unfavorable for travelling for a long time, and electric wheelchair is easy to operate, and running time is long, can be entirely square
Displacement is dynamic, deep to be liked by the common people.Existing electric wheelchair uses universal wheel, although this wheelchair can control turning and row
There is turning radius when sailing, but turning, comprehensive cannot move freely, and existing electric wheelchair travel speed is single, does not have
Travel speed is controlled.
Summary of the invention
In view of the above-mentioned problems, utilizing control the object of the present invention is to provide a kind of adjustable comprehensive electric wheelchair of speed
Rocking bar controls the positive and negative rotation of motor to control the rotation direction of universal wheel, to control the driving direction of electric wheelchair, utilizes speed
It spends the revolving speed of control button control motor and then controls the velocity of rotation of universal wheel, to control the travel speed of electric wheelchair.
To achieve the above object, the present invention uses following technical scheme.
The adjustable all-around mobile wheelchair of speed, including control rocking bar 1, speed control knob 2, tricycle chassis 3, seat 4.
The control rocking bar 1 connects in the right armrest of seat 4, to control the driving direction of electric wheelchair, speed control
Button 2 processed connects on the left armrests of seat 4, to control the travel speed of electric wheelchair.
The tricycle chassis 3 includes universal wheel 31, universal wheel 32, universal wheel 33, motor assembly 34, motor assembly 35, electricity
Machine assembly 36, controller 37, base support 38.Motor assembly 34 includes electric machine support 341, motor 342, rotation axis 343, motor
The upper end of bracket 341 is connect by bolt with base support 38, and lower end is connect with motor 342, and rotation axis is housed on motor 342
343, the axis hole 312 on rotation axis 343 and omni-directional wheel 31, which rotates synchronously, to be connected, motor assembly 35, motor assembly 36 composition and
Connection relationship and motor assembly 34 are identical.
The universal wheel 31 includes driven wheel 311, axis hole 312, wheel hub 313, wheel hub 314, wheel shaft 315, and driven wheel 311 is logical
It crosses wheel shaft 315 to connect with wheel hub 314, the radial direction of driven wheel 311 is vertical with the tangential direction of 314 excircle of wheel hub, universal
Wheel 32, the composition of universal wheel 33 and connection relationship and universal wheel 31 are identical.
The controller 37 is mounted in the center of base support 38, including single machine unit 371, electric machine controller 372, motor
Controller 373, electric machine controller 374, single machine unit 371 are directly connect with control rocking bar 1, speed control knob 2, motor control
Device 371 processed, electric machine controller 372, electric machine controller 373 are connect with motor 342, motor 352, motor 362 respectively.
Detailed description of the invention
Fig. 1 is overall structure schematic isometric of the invention；
Fig. 2 is the structural representation perspective view of tricycle chassis 3 of the present invention；
Fig. 3 is the structural representation perspective view of motor assembly 34 of the present invention；
Fig. 4 is the main view of omni-directional wheel 31 of the present invention；
Fig. 5 is the left view of omni-directional wheel 31 of the present invention；
Fig. 6 is the schematic diagram of wheel rotation direction when the present invention moves forward；
Fig. 7 is the present invention schematic diagram of wheel rotation direction when driving backward；
Fig. 8 is the schematic diagram of hour wheel sub- rotation direction of the invention of turning to the left；
Fig. 9 is the schematic diagram of wheel rotation direction when the present invention bends to right；
Figure 10 is the structural schematic diagram of control circuit of the invention.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
It please refers to shown in Fig. 1, the adjustable all-around mobile wheelchair of speed, including control rocking bar 1, speed control knob 2, three
Take turns chassis 3, seat 4.Control rocking bar 1 connects in the right armrest of seat 4, to control the driving direction of electric wheelchair, speed
Control button 2 connects in the right armrest of seat 4, and to control the travel speed of electric wheelchair, the bottom end of seat 4 passes through three
Connecting rod is connect with tricycle chassis 3.
Shown in referring to figure 2., tricycle chassis 3 includes universal wheel 31, universal wheel 32, universal wheel 33, motor assembly 34, motor
Assembly 35, motor assembly 36, controller 37, base support 38.Base support 38 be triangular, universal wheel 31, universal wheel 32,
Universal wheel 33 is respectively driven by three motors, and controller 37 connects in the center of base support 38.
Shown in referring to figure 3., motor assembly 34 includes electric machine support 341, motor 342, rotation axis 343.Electric machine support 341
Upper end connect with base support 38 by bolt, lower end is connect with motor 342, equipped with rotation axis 343 on motor 342, is rotated
Axis hole 312 on axis 343 and omni-directional wheel 31, which rotates synchronously, to be connected, motor assembly 35, the composition of motor assembly 36 and connection relationship
It is identical with motor assembly 34.
Please refer to shown in Figure 10, controller 37 include single machine unit 371, electric machine controller 372, electric machine controller 373,
Electric machine controller 374, single machine unit 371 are directly connect with control rocking bar 1, speed control knob 2, electric machine controller 371, electricity
Machine controller 372, electric machine controller 373 are connect with motor 342, motor 352, motor 362 respectively.
Operation and operational process of the invention is as follows:
Stop: control rocking bar rests on middle position, and electric wheelchair is slack at this time.
Move forward: as shown in fig. 6, control rocking bar pushes " move forward shelves ", single-chip microcontroller receives the letter to move forward
Number, driving motor rotates clockwise universal wheel 32, universal wheel 33 rotates counterclockwise, universal wheel 31 is motionless, and electric wheelchair is forward
Traveling.
Traveling is moved backward backward: as shown in fig. 7, control rocking bar pushes " reverse gear ", single-chip microcontroller receives to travel backward
Signal, driving motor rotate counterclockwise universal wheel 32, universal wheel 33 rotates clockwise, universal wheel 31 is motionless, electric wheelchair to
After travel.
Turn to the left: as shown in figure 8, control rocking bar pushes " shelves of turning to the left ", single-chip microcontroller receives the letter turned to the left
Number, driving motor rotates clockwise universal wheel 31, universal wheel 32, universal wheel 33 all, and electric wheelchair is turned to the left.
Bend to right: as shown in figure 9, control rocking bar pushes " bend to right shelves ", single-chip microcontroller receives the letter to bend to right
Number, driving motor rotates counterclockwise universal wheel 31, universal wheel 32, universal wheel 33 all, and electric wheelchair bends to right.
Friction speed traveling: speed control knob is divided into three shelves: it is fast, in, it is slow, single-chip microcontroller receives speed control letter
Number, the different PWM wave of three kinds of output controls motor speed, controls the movement speed of electric wheelchair.
Claims (8)
1. the adjustable all-around mobile wheelchair of speed, including control rocking bar 1, speed control knob 2, tricycle chassis 3, seat 4.Its
It is characterized in that, the driving direction of the control rocking bar 1 to control electric wheelchair, the speed control knob 2 is to control electricity
The travel speed of wheelchair, the tricycle chassis 3 include universal wheel 31, universal wheel 32, universal wheel 33, motor assembly 34, motor
Assembly 35, motor assembly 36, controller 37, base support 38, tricycle chassis 3 can be with all-around mobile.
2. the adjustable all-around mobile wheelchair of speed according to claim 1, which is characterized in that the universal wheel 31 includes
Driven wheel 311, axis hole 312, wheel hub 313, wheel hub 314, wheel shaft 315, driven wheel 311 are connect by wheel shaft 315 with wheel hub 314,
The radial direction of driven wheel 311 is vertical with the tangential direction of 314 excircle of wheel hub, universal wheel 32, the composition of universal wheel 33 and company
It connects relationship and universal wheel 31 is identical.
3. the adjustable all-around mobile wheelchair of speed according to claim 1, which is characterized in that motor assembly 34 includes electricity
Rack 341, motor 342, rotation axis 343 are equipped with rotation axis 343, the axis hole 312 of rotation axis 343 and universal wheel 31 on motor 342
It is connected, motor assembly 35, the composition of motor assembly 36 and connection relationship and motor assembly 34 are identical.
4. the adjustable all-around mobile wheelchair of speed according to claim 1, which is characterized in that the base support 38
Three angles are bolted with motor rack 341, motor rack 351, motor rack 361 respectively.
5. the adjustable all-around mobile wheelchair of speed according to claim 1, which is characterized in that universal wheel 31, universal wheel
32,120 degree each other of angle of rectilinear(-al) where the axis hole center of universal wheel 33, axis hole 312, in axis hole 322, axis hole 332
The heart is in same level.
6. the adjustable all-around mobile wheelchair of speed according to claim 1, which is characterized in that controller 37 includes monolithic
Machine unit 371, electric machine controller 372, electric machine controller 373, electric machine controller 374, single machine unit 371 are directly shaken with control
Bar 1, speed control knob 2 connect, electric machine controller 371, electric machine controller 372, electric machine controller 373 respectively with motor 342,
Motor 352, motor 362 connect.
7. the adjustable all-around mobile wheelchair of speed according to claim 3, which is characterized in that each universal wheel is by one
Motor driven individually controls.
8. the adjustable all-around mobile wheelchair of speed according to claim 3, which is characterized in that used motor is sky
Heart cup motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710422007.6A CN108969218A (en) | 2017-06-02 | 2017-06-02 | The adjustable all-around mobile wheelchair of speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710422007.6A CN108969218A (en) | 2017-06-02 | 2017-06-02 | The adjustable all-around mobile wheelchair of speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108969218A true CN108969218A (en) | 2018-12-11 |
Family
ID=64501909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710422007.6A Pending CN108969218A (en) | 2017-06-02 | 2017-06-02 | The adjustable all-around mobile wheelchair of speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108969218A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000175969A (en) * | 1998-12-16 | 2000-06-27 | Katsuji Sawada | Wheelchair |
| JP2003052758A (en) * | 2001-08-20 | 2003-02-25 | Sintokogio Ltd | Method and system for controlling power assist mechanism for care giver for omnidirectional movable motor-driven wheelchair |
| US20080202837A1 (en) * | 2005-09-21 | 2008-08-28 | Macedo Ribeiro Antonio Fernand | Omnidirectional Electric Wheelchair Control System |
| CN204016661U (en) * | 2014-07-23 | 2014-12-17 | 张公永 | Omni-mobile adjustable wheelchair |
-
2017
- 2017-06-02 CN CN201710422007.6A patent/CN108969218A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000175969A (en) * | 1998-12-16 | 2000-06-27 | Katsuji Sawada | Wheelchair |
| JP2003052758A (en) * | 2001-08-20 | 2003-02-25 | Sintokogio Ltd | Method and system for controlling power assist mechanism for care giver for omnidirectional movable motor-driven wheelchair |
| US20080202837A1 (en) * | 2005-09-21 | 2008-08-28 | Macedo Ribeiro Antonio Fernand | Omnidirectional Electric Wheelchair Control System |
| CN204016661U (en) * | 2014-07-23 | 2014-12-17 | 张公永 | Omni-mobile adjustable wheelchair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181211 |