CN104887418B - Wheelchair level electric adjusting mechanism - Google Patents
Wheelchair level electric adjusting mechanism Download PDFInfo
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- CN104887418B CN104887418B CN201510369184.3A CN201510369184A CN104887418B CN 104887418 B CN104887418 B CN 104887418B CN 201510369184 A CN201510369184 A CN 201510369184A CN 104887418 B CN104887418 B CN 104887418B
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- wheelchair
- electric motors
- linear electric
- support rod
- lifting linear
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Abstract
The invention discloses a kind of wheelchair level electric adjusting mechanism, it includes: sensor group, described sensor group is arranged on wheelchair；Front-wheel height adjustment mechanism, described front-wheel height adjustment mechanism includes front support rod and front lifting linear electric motors, and described front support rod can be slided up or down and fit on the support of wheelchair, and the clutch end of front lifting linear electric motors is fixing with front support rod to be connected；Trailing wheel height adjustment mechanism, described trailing wheel height adjustment mechanism includes back support rod, rear lifting linear electric motors and hanger bar, one end of described back support rod is arranged on the support of wheelchair, the other end of described back support rod is hinged with the middle part of hanger bar, the movable end of rear lifting linear electric motors is hinged with one end of hanger bar, and the other end of described hanger bar is for installing the rear walking wheel assembly of wheelchair.The present invention can keep wheelchair to be as the criterion level automatically, effectively prevent the phenomenon that the wheelchair that wheelchair causes because of the factor such as slope, Uneven road during advancing tilts, alleviates the pressure of the personnel that protect that are situated between.
Description
Technical field
The present invention relates to a kind of wheelchair level electric adjusting mechanism.
Background technology
At present, China is applied to the wheelchair of disability personnel and old people substantially based on manual wheelchair, the intelligence of electric wheelchair
Can change degree relatively low, carriage personnel are bigger to the dependency of the personnel that protect that are situated between.Raising and alleviation along with carriage personnel requirement
Be situated between and protect the pressure of personnel, the most progressively the carrying out and go deep into of wheelchair Study of intelligent, how to ensure wheelchair during traveling because of
The wheelchair tilt problem that the factor such as slope, Uneven road causes, thus ensure that occupant is in human body horizontal equilibrium state,
It it is the problem wanting in a hurry to solve.
Summary of the invention
The technical problem to be solved is the defect overcoming prior art, it is provided that a kind of wheelchair level electric adjustable
Joint mechanism, it can automatically keep wheelchair to be as the criterion level, effectively prevent wheelchair during advancing because of slope, road
The phenomenon that the wheelchair that face inequality factor causes tilts, alleviates the pressure of the personnel that protect that are situated between.
In order to solve above-mentioned technical problem, the technical scheme is that a kind of wheelchair level electric adjusting mechanism,
It includes:
Sensor group, described sensor group is arranged on wheelchair, and for gathering inclination angle signal and/or the obstacle of wheelchair
Thing signal and/or position signalling；
Front-wheel height adjustment mechanism, described front-wheel height adjustment mechanism includes front support rod and front lifting linear electric motors, described
Front support rod can be slided up or down and fit on the support of wheelchair, and for installing moving ahead of wheelchair on described front support rod
Travelling wheel, the clutch end of front lifting linear electric motors is fixing with front support rod to be connected, in order to current lifting linear electric motors action
Time, drive front support rod to move up and down on support；
Trailing wheel height adjustment mechanism, described trailing wheel height adjustment mechanism includes back support rod, rear lifting linear electric motors and suspension
Bar, one end of described back support rod is arranged on the support of wheelchair, the other end of described back support rod and the middle part of hanger bar
Hinged, the movable end of rear lifting linear electric motors is hinged with one end of hanger bar, and the other end of described hanger bar is used for installing wheel
The rear walking wheel assembly of chair；
Controller, the signal input part of described controller is connected with the signal output part of sensor group, described controller
Control output end control input with front lifting linear electric motors and rear lifting linear electric motors respectively is connected, described controller
Produce for the inclination angle signal transmitted according to the sensor group that receives and/or obstacle signal and/or position signalling
Lifting linear electric motors control signal, and this lifting linear electric motors control signal is sent to front lifting linear electric motors and rear lifting
Linear electric motors drive its action.
Further provide the concrete structure of a kind of controller, described controller have sampling filter circuit, governor circuit and
Motor-drive circuit, the signal input part of sampling filter circuit is connected with the signal output part of sensor group, sampling filter
The signal output part of circuit is connected with the signal input part of governor circuit, and the signal output part of governor circuit drives with motor
The signal input part of circuit is connected, the signal output part of motor-drive circuit and the control input phase lifting linear electric motors
Connect.
After have employed technique scheme, the present invention is by sensor group detection the sampling level of wheelchair, preceding object
Principle condition, location status, obtain corresponding parameter, passes to controller, and through signal processing, then passes through motor
Drive circuit drive front lifting linear electric motors and rear lifting linear electric motors comprehensively operate, with realize wheelchair be maintained at standard horizontal
State, the present invention can effectively prevent the wheelchair inclination during advancing from even toppling phenomenon, thus improve the intellectuality of wheelchair
Level, alleviates Jie and protects personnel's pressure.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the wheelchair level electric adjusting mechanism of the present invention；
Fig. 2 is the structural representation of the front-wheel height adjustment mechanism of the present invention；
Fig. 3 is the structural representation of the wheel height control overall setup of the present invention；
Fig. 4 is the structural representation of the trailing wheel height adjustment mechanism of the present invention.
Detailed description of the invention
It is clearly understood to make present disclosure be easier to, below according to specific embodiment and combine accompanying drawing, to this
Invention is described in further detail.
As shown in figures 1-4, a kind of wheelchair level electric adjusting mechanism, it includes:
Sensor group, described sensor group is arranged on wheelchair, and for gathering inclination angle signal and/or the obstacle of wheelchair
Thing signal and/or position signalling；
Front-wheel height adjustment mechanism, described front-wheel height adjustment mechanism includes front support rod 1 and front lifting linear electric motors 2,
Described front support rod 1 can be slided on the support 3 fitting over wheelchair up or down, and is used for installing on described front support rod 1
The front walking wheel 4 of wheelchair, the clutch end of front lifting linear electric motors 2 is fixing with front support rod 1 to be connected, in order to current
During lifting linear electric motors 2 action, drive front support rod 1 to move up and down on support, thus regulate the height of front walking wheel 4
Degree；Front walking wheel 4 can be universal wheel.
Trailing wheel height adjustment mechanism, described trailing wheel height adjustment mechanism includes back support rod 5, rear lifting linear electric motors 6 and
Hanger bar 7, one end of described back support rod 5 is arranged on the support 3 of wheelchair, the other end of described back support rod 5 with
The middle part of hanger bar 7 is hinged, and the movable end of rear lifting linear electric motors 6 is hinged with one end of hanger bar 7, described hanger bar
The other end of 7 is for installing the rear walking wheel assembly 8 of wheelchair；When rear lifting linear electric motors 6 action, lift straight line afterwards
Motor 6 promotes hanger bar 7 to swing with the hinged place of back support rod 5 and hanger bar 7, so that rear walking wheel assembly
8 move up and down, thus regulate the height of rear walking wheel assembly
Controller, the signal input part of described controller is connected with the signal output part of sensor group, described controller
Control output end control input with front lifting linear electric motors 2 and rear lifting linear electric motors 6 respectively is connected, described control
Device processed is for the inclination angle signal transmitted according to the sensor group that receives and/or obstacle signal and/or position signalling
Produce lifting linear electric motors control signal, and this lifting linear electric motors control signal is sent to front lifting linear electric motors 2 He
Rear lifting linear electric motors 6 drive its action.
Controller has sampling filter circuit, governor circuit and motor-drive circuit, the signal input part of sampling filter circuit
It is connected with the signal output part of sensor group, the signal output part of sampling filter circuit and the signal input part of governor circuit
Being connected, the signal output part of governor circuit is connected with the signal input part of motor-drive circuit, motor-drive circuit
Signal output part is connected with the control input of lifting linear electric motors.Governor circuit is AT89C51 minimum system, bag
Include power supply, crystal oscillating circuit, reset circuit etc.
The operation principle of the present invention is as follows:
The present invention, by sensor group detection the sampling level of wheelchair, preceding object principle condition, location status, obtains
Corresponding parameter, passes to controller, and through signal processing, lifting straight line before then being driven by motor-drive circuit
Motor 2 and rear lifting linear electric motors 6 comprehensively operate, and are maintained at quasi-level realizing wheelchair, and the present invention can be the most anti-
Only wheelchair inclination during advancing even is toppled phenomenon, thus improves the intelligent level of wheelchair, alleviates Jie and protects personnel
Pressure.
Particular embodiments described above, to present invention solves the technical problem that, technical scheme and beneficial effect entered
One step describes in detail, be it should be understood that the specific embodiment that the foregoing is only the present invention, is not limited to
The present invention, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, all should wrap
Within being contained in protection scope of the present invention.
Claims (2)
1. a wheelchair level electric adjusting mechanism, it is characterised in that it includes:
Sensor group, described sensor group is arranged on wheelchair, and for gathering inclination angle signal and/or the obstacle of wheelchair
Thing signal and/or position signalling；
Front-wheel height adjustment mechanism, described front-wheel height adjustment mechanism includes front support rod (1) and front lifting linear electric motors
(2), described front support rod (1) can be slided on the support (3) fitting over wheelchair up or down, and described front support rod
(1) the upper front walking wheel (4) for installing wheelchair, the clutch end of front lifting linear electric motors (2) and front support rod
(1) fixing connect, in order to when currently lifting linear electric motors (2) action, drive front support rod (1) on support on
Lower movement；
Trailing wheel height adjustment mechanism, described trailing wheel height adjustment mechanism includes back support rod (5), lifts linear electric motors (6) afterwards
With hanger bar (7), one end of described back support rod (5) is arranged on the support (3) of wheelchair, described back support rod (5)
The other end hinged with the middle part of hanger bar (7), lift the movable end of linear electric motors (6) and hanger bar (7) afterwards
One end is hinged, and the other end of described hanger bar (7) is for installing the rear walking wheel assembly (8) of wheelchair；
Controller, the signal input part of described controller is connected with the signal output part of sensor group, described controller
Control output end control input with front lifting linear electric motors (2) and rear lifting linear electric motors (6) respectively is connected,
Described controller is for the inclination angle signal transmitted according to the sensor group that receives and/or obstacle signal and/or position
Confidence number produces lifting linear electric motors control signal, and this lifting linear electric motors control signal is sent to front lifting straight-line electric
Machine (2) and rear lifting linear electric motors (6) drive its action.
Wheelchair level electric adjusting mechanism the most according to claim 1, it is characterised in that: described controller
There is sampling filter circuit, governor circuit and motor-drive circuit, the signal input part of sampling filter circuit and sensor group
Signal output part be connected, the signal output part of sampling filter circuit is connected with the signal input part of governor circuit, main
The signal output part of control circuit is connected with the signal input part of motor-drive circuit, the signal output part of motor-drive circuit
It is connected with the control input of lifting linear electric motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510369184.3A CN104887418B (en) | 2015-06-29 | 2015-06-29 | Wheelchair level electric adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510369184.3A CN104887418B (en) | 2015-06-29 | 2015-06-29 | Wheelchair level electric adjusting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104887418A CN104887418A (en) | 2015-09-09 |
| CN104887418B true CN104887418B (en) | 2016-09-28 |
Family
ID=54020677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510369184.3A Active CN104887418B (en) | 2015-06-29 | 2015-06-29 | Wheelchair level electric adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104887418B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107357164A (en) * | 2017-07-07 | 2017-11-17 | 济南大学 | A kind of balance wheelchair based on fuzzy-adaptation PID control |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4455031A (en) * | 1981-11-27 | 1984-06-19 | Hosaka Wayne N | Wheelchair |
| US20040084230A1 (en) * | 2002-10-28 | 2004-05-06 | Christopher Grymko | Transportable wheelchair |
| US7273118B2 (en) * | 2005-07-25 | 2007-09-25 | Shao-Shih Huang | Electric wheelchair frame |
| US20110253464A1 (en) * | 2010-04-15 | 2011-10-20 | Freerider Corp. | Suspension system for electric wheelchair |
| CN203315197U (en) * | 2013-05-08 | 2013-12-04 | 河北工业大学 | Reconfigurable wheel-leg combined type wheelchair |
| CN203468890U (en) * | 2013-06-25 | 2014-03-12 | 蔡山涛 | Multifunctional wheelchair capable of being used for shampoo and bath |
| CN203970704U (en) * | 2014-07-03 | 2014-12-03 | 姜萍 | Wheel chair for nursing |
| CN204723293U (en) * | 2015-06-29 | 2015-10-28 | 常州机电职业技术学院 | Wheelchair level electric adjusting mechanism |
-
2015
- 2015-06-29 CN CN201510369184.3A patent/CN104887418B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104887418A (en) | 2015-09-09 |
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