CN201431571Y - Voice control wheelchair - Google Patents
Voice control wheelchair Download PDFInfo
- Publication number
- CN201431571Y CN201431571Y CN 200920076880 CN200920076880U CN201431571Y CN 201431571 Y CN201431571 Y CN 201431571Y CN 200920076880 CN200920076880 CN 200920076880 CN 200920076880 U CN200920076880 U CN 200920076880U CN 201431571 Y CN201431571 Y CN 201431571Y
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- wheelchair
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- wheel
- car body
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Abstract
A voice control wheelchair relates to the technical field of wheelchairs and solves the technical problem of wheelchair control by a person without hand activity ability. A microphone, a voice identification module, two driver modules and a DC power supply are mounted on a wheelchair body; an audio frequency input of the voice identification module is connected with the microphone, and two signaloutputs thereof control two wheels through the two driver modules respectively; each driver module is made up of a steering engine, a brake switch, a magnetic field converter, a Hall element, a control chip and a DC motor, wherein a signal input of the steering engine is connected with one signal output of the voice identification module, one control port of the steering engine is connected with the DC motor through the brake switch, the other control port is connected with the DC motor through the magnetic field converter, the Hall element and the control chip, and the power shaft of the DC motor is connected with one wheel; and a ranging sensor connected with the steering engines is mounted at the front end of the wheelchair body. The wheelchair provided by the utility model is suitablefor being used by people without hand activity ability.
Description
Technical field
This utility model relates to the technology of wheelchair, particularly relates to a kind of technology of voice control wheelchair.
Background technology
Wheelchair all is used for people for walking disorder to be taken or rides instead of walk, all control wheel by the occupant voluntarily with hands when existing wheelchair uses and advance, and both hands must be assisted to carry out by other people when not having mobility person and taking, and can't control voluntarily, use very inconvenience.
The utility model content
At the defective that exists in the above-mentioned prior art, technical problem to be solved in the utility model provides a kind of both hands does not have that mobility person also can control voluntarily, voice control wheelchair easy to use.
In order to solve the problems of the technologies described above, a kind of voice control wheelchair provided by the utility model, comprise the wheelchair car body, be used for two wheels that driven wheel Wheel-chair body is advanced, it is characterized in that: microphone, sound identification module, two driver modules and dc source are housed on the described wheelchair car body; Described sound identification module has audio input port and at least two signal outputs, and its audio input port connects microphone, and in its signal output one connects a wheel through a driver module, and another signal output connects another wheel through another driver module; Described driver module is made up of steering wheel, brake switch, magnetic field transducer, Hall element, control chip and a direct current generator, described steering wheel has signal input and at least two control mouths, its signal input connects the signal output of sound identification module, one in its control mouth through brake switch connection direct current generator, another connects direct current generator through magnetic field transducer, Hall element, control chip, and the line shaft of described direct current generator connects wheel; Described wheelchair car body front end is equipped with the distance measuring sensor that is used to detect wheelchair car body the place ahead barrier, and described distance measuring sensor connects the signal input of each steering wheel, and described dc source connects the power interface of each parts.
Further, described microphone is an Adam's apple formula microphone.
Further, described brake switch is a tongue tube.
Further, described distance measuring sensor is the ultrasonic ranging pick off.
Further, described wheelchair car body is provided with the seat belt that is used for the snap close occupant.
Further, described wheelchair car body is provided with and is used for voice controlled state and normal change-over switch of carrying out the state switching in a minute between the state, and described change-over switch connects the signal input of each steering wheel.
The voice control wheelchair that this utility model provides is discerned the voice command that is picked up by microphone by sound identification module, and according to the operation of the direct current generator in the recognition result control and driving module, and then the control wheel is advanced; Therefore the occupant can control wheelchair by voice and advances, and need not to make with the hands, and very easy to use, suitable both hands do not have mobility person to be used.
Description of drawings
Fig. 1 is the side-looking structural representation of the voice control wheelchair of this utility model embodiment;
Fig. 2 is the control principle figure of the voice control wheelchair of this utility model embodiment.
The specific embodiment
Below in conjunction with description of drawings embodiment of the present utility model is described in further detail, but present embodiment is not limited to this utility model, every employing analog structure of the present utility model and similar variation thereof all should be listed protection domain of the present utility model in.
As shown in Figure 1, a kind of voice control wheelchair that this utility model embodiment is provided, comprise wheelchair car body 1, be used for two wheels 2 that driven wheel Wheel-chair body 1 is advanced, it is characterized in that: microphone 3, sound identification module 4, two driver modules 5 and dc sources 6 are housed on the described wheelchair car body 1;
As shown in Figure 2, described sound identification module 4 has audio input port and at least two signal outputs, its audio input port connects microphone 3, and in its signal output one connects a wheel 2 through a driver module 5, and another signal output connects another wheels 2 through another driver module 5; Described driver module 5 is made up of steering wheel 51, brake switch 52, magnetic field transducer 53, Hall element 54, control chip 55 and a direct current generator 56, described steering wheel 51 has signal input and at least two control mouths, its signal input connects the signal output of sound identification module 4, one in its control mouth through brake switch 52 connection direct current generators 56, another connects direct current generator 56 through magnetic field transducer 53, Hall element 54, control chip 55, and the line shaft of described direct current generator 56 connects wheel 2.
Described wheelchair car body 1 front end is equipped with the distance measuring sensor 7 (referring to Fig. 1) that is used to detect wheelchair car body 1 the place ahead barrier, and described distance measuring sensor 7 connects the signal input of each steering wheel 51, and described dc source 6 connects the power interface of each parts.
Among this utility model embodiment, described microphone 3 is Adam's apple formula microphones, and described brake switch 52 is tongue tubes, and described distance measuring sensor 7 is ultrasonic ranging pick offs.
Among this utility model embodiment, described wheelchair car body 1 is provided with the seat belt (not shown) that is used for the snap close occupant.
Among this utility model embodiment, described wheelchair car body 1 is provided with and is used for voice controlled state and the normal change-over switch 8 (referring to Fig. 1) that state switches, the signal input of described change-over switch 8 each steering wheel 51 of connection of carrying out between the state in a minute.
Among this utility model embodiment, described speech recognition equipment 4 is the computers that are built-in with speech chip and speech recognition software.
Among this utility model embodiment, described direct current generator is the turbine and worm direct current generator.
This utility model embodiment need record occupant's voice command earlier before using and be stored in the sound identification module; During use, the voice command that the occupant sends acceleration, slows down, turns left, turns right or stops, microphone is delivered to sound identification module and the voice command coupling that is stored in the sound identification module, the sound identification module control command that selection is not carried out action or sent acceleration, slows down, turns left, turns right or stop through the steering wheel of signal output in two driver modules according to matching result after picking up voice signal;
After steering wheel in two driver modules is received the control command of quickening or slowing down, quicken synchronously or slow down synchronously to rotate by two direct current generators in separately magnetic field transducer, Hall element and two driver modules of control chip control, make that two wheels also quicken thereupon or slow down synchronously to advance synchronously;
Steering wheel in two driver modules receive or the control command of turning right after, by two asynchronous rotations of direct current generator in separately magnetic field transducer, Hall element and two driver modules of control chip control, make the also asynchronous thereupon rotation of two wheels, thereby realize turning to;
After steering wheel in two driver modules is received the control command that stops, stopping operating synchronously, make that wheel also stops to advance synchronously thereupon, thereby realize electrical brake by two direct current generators in two driver modules of brake switch control separately;
In wheelchair car body traveling process, when if distance measuring sensor detects wheelchair car body the place ahead barrier is arranged, distance measuring sensor is delivered to obstacle signal the steering wheel of two driver modules, after steering wheel in two driver modules is received obstacle signal, by two asynchronous rotations of direct current generator in separately magnetic field transducer, Hall element and two driver modules of control chip control, make the also asynchronous thereupon rotation of two wheels, thereby realize turning to avoiding obstacles automatically.
Claims (6)
1, a kind of voice control wheelchair comprises the wheelchair car body, is used for two wheels that driven wheel Wheel-chair body is advanced, and it is characterized in that: microphone, sound identification module, two driver modules and dc source are housed on the described wheelchair car body; Described sound identification module has audio input port and at least two signal outputs, and its audio input port connects microphone, and in its signal output one connects a wheel through a driver module, and another signal output connects another wheel through another driver module; Described driver module is made up of steering wheel, brake switch, magnetic field transducer, Hall element, control chip and a direct current generator, described steering wheel has signal input and at least two control mouths, its signal input connects the signal output of sound identification module, one in its control mouth through brake switch connection direct current generator, another connects direct current generator through magnetic field transducer, Hall element, control chip, and the line shaft of described direct current generator connects wheel; Described wheelchair car body front end is equipped with the distance measuring sensor that is used to detect wheelchair car body the place ahead barrier, and described distance measuring sensor connects the signal input of each steering wheel, and described dc source connects the power interface of each parts.
2, voice control wheelchair according to claim 1, it is characterized in that: described microphone is an Adam's apple formula microphone.
3, voice control wheelchair according to claim 1, it is characterized in that: described brake switch is a tongue tube.
4, voice control wheelchair according to claim 1, it is characterized in that: described distance measuring sensor is the ultrasonic ranging pick off.
5, voice control wheelchair according to claim 1, it is characterized in that: described wheelchair car body is provided with the seat belt that is used for the snap close occupant.
6, voice control wheelchair according to claim 1 is characterized in that: described wheelchair car body is provided with and is used for voice controlled state and normal change-over switch of carrying out the state switching in a minute between the state, and described change-over switch connects the signal input of each steering wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920076880 CN201431571Y (en) | 2009-06-23 | 2009-06-23 | Voice control wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920076880 CN201431571Y (en) | 2009-06-23 | 2009-06-23 | Voice control wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201431571Y true CN201431571Y (en) | 2010-03-31 |
Family
ID=42050385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920076880 Expired - Fee Related CN201431571Y (en) | 2009-06-23 | 2009-06-23 | Voice control wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201431571Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102298346A (en) * | 2011-05-26 | 2011-12-28 | 江苏科技大学 | Intelligent wheel chair voice drive controller and identification and control method thereof |
| CN103767839A (en) * | 2014-01-21 | 2014-05-07 | 南通康盛医疗器械有限公司 | Multifunctional electric wheelchair |
| CN104287908A (en) * | 2014-09-28 | 2015-01-21 | 姚健军 | High-reliability wheelchair |
| CN104287903A (en) * | 2014-09-28 | 2015-01-21 | 姚健军 | Wheelchair with camera |
| CN104287906A (en) * | 2014-09-28 | 2015-01-21 | 姚健军 | Wheelchair with intelligent terminal |
| CN104434429A (en) * | 2014-12-15 | 2015-03-25 | 兰州理工大学 | Intelligent voice recognition disabled helping wheelchair system |
-
2009
- 2009-06-23 CN CN 200920076880 patent/CN201431571Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102298346A (en) * | 2011-05-26 | 2011-12-28 | 江苏科技大学 | Intelligent wheel chair voice drive controller and identification and control method thereof |
| CN103767839A (en) * | 2014-01-21 | 2014-05-07 | 南通康盛医疗器械有限公司 | Multifunctional electric wheelchair |
| CN104287908A (en) * | 2014-09-28 | 2015-01-21 | 姚健军 | High-reliability wheelchair |
| CN104287903A (en) * | 2014-09-28 | 2015-01-21 | 姚健军 | Wheelchair with camera |
| CN104287906A (en) * | 2014-09-28 | 2015-01-21 | 姚健军 | Wheelchair with intelligent terminal |
| CN104287903B (en) * | 2014-09-28 | 2016-10-26 | 吴玲玲 | There is the wheelchair of photographic head |
| CN104287908B (en) * | 2014-09-28 | 2017-01-11 | 吴玲玲 | wheelchair |
| CN104434429A (en) * | 2014-12-15 | 2015-03-25 | 兰州理工大学 | Intelligent voice recognition disabled helping wheelchair system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20100623 |