CN209220732U - Intelligent electric wheelchair controller - Google Patents
Intelligent electric wheelchair controller Download PDFInfo
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- CN209220732U CN209220732U CN201822146950.1U CN201822146950U CN209220732U CN 209220732 U CN209220732 U CN 209220732U CN 201822146950 U CN201822146950 U CN 201822146950U CN 209220732 U CN209220732 U CN 209220732U
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Abstract
The utility model relates to a kind of controller, especially a kind of intelligent electric wheelchair controller belongs to the technical field of electric wheelchair.According to technical solution provided by the utility model, the intelligent electric wheelchair controller, including the central controller for controlling electric wheelchair working condition, the central controller and the identity information identification module for identity information identification, the gesture recognition module of operating gesture information and for identification the speech recognition module connection of voice messaging for identification, the central controller is connect by motor driver with wheel chair motor, the voice operating information of gesture operation information and/or speech recognition module identification that central controller is identified according to gesture recognition module controls the working condition of wheel chair motor by motor driver.The utility model is compact-sized, and intelligence degree is high, meets the use demand of electric wheelchair, securely and reliably.
Description
Technical field
The utility model relates to a kind of controller, especially a kind of intelligent electric wheelchair controller belongs to electric wheelchair
Technical field.
Background technique
Electric wheel-chair vehicle is called electric wheelchair for short again, is such as disabled person, old and weak person, the person of walking with difficulty, limbs
The tool that the special population of the wounded and medicinal rehabilitation etc is ridden instead of walk.The macrostructure of electric wheel-chair vehicle is known
, it include specifically car body and motor drive mechanism, car body includes vehicle frame, wheel (a pair of of front-wheel and a pair of rear wheels), seat, the chair back
And handrail, motor drive mechanism include electric walking wheel support, controller and a pair of of electric walking wheel, wherein controller is for controlling
The motion state of entire motor drive mechanism, so that electric wheelchair meets current motion requirement.The controller of electric wheelchair is being pacified
It is kept fixed after dress use, current intelligent use demand can not be adapted to.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of intelligent electric wheelchair control
Device, compact-sized, intelligence degree is high, meets the use demand of electric wheelchair, securely and reliably.
According to technical solution provided by the utility model, the intelligent electric wheelchair controller, including for controlling electricity
The central controller of wheelchair working condition, the central controller identify mould with the identity information for identity information identification
The speech recognition module of block, for identification gesture recognition module of operating gesture information and for identification voice messaging connects,
The central controller is connect by motor driver with wheel chair motor, the hand that central controller is identified according to gesture recognition module
Gesture operation information and/or the voice operating information of speech recognition module identification control the work of wheel chair motor by motor driver
State.
The central controller also with for obtaining location information locating module and be used for and external control terminal number
It is connected according to the controller radio receiving transmitting module of transmission, it is preset in the location information and central controller obtained by locating module
When location information mismatches, central controller can export warning message by controller radio receiving transmitting module.
The central controller also with the evacuation detection module for obtaining complaint message in the electric wheelchair direction of motion, institute
Stating evacuation detection module includes radar or infrared transceiver.
The central controller is also electrically connected and with manual operation module, for the display screen of information output for examining
Temperature, the connection of the detection protective module of current parameters when stating central controller work.
The controller radio receiving transmitting module includes bluetooth module, infrared module or WIFI module.
The central controller is also connect with the velocity feedback module for measuring wheel chair motor revolving speed；The wheel chair motor
Using brushed DC motor, the velocity feedback module includes the full-bridge circuit connecting with wheel chair motor, the full-bridge circuit packet
Include power tube Q1, power tube Q2, power tube Q3 and power tube Q4, the drain electrode end of power tube Q1, power tube Q2 drain electrode end with
Voltage VCC connection, the source terminal of power tube Q1 are connect with one end of the drain electrode end of power tube Q3 and brushed DC motor, power
The drain electrode end of pipe Q2 is connect with the other end of the drain electrode end of power tube Q4 and brushed DC motor, the source terminal of power tube Q3,
The source terminal of power tube Q4 is connect with one end of sampling resistor R16, the other end ground connection of sampling resistor R16.
The identity information identification module includes fingerprint identification module, iris recognition module or face recognition module.
The advantages of the utility model: can carry out authentication to electric wheelchair user by identity information identification module,
It is able to achieve the identification to operating gesture by gesture recognition module, voice operating information can be known by speech recognition module
Not, can central controller use electric wheelchair according to the judgement of the identity information of identification, according to the operation or voice of identification
Operation information, which is able to achieve, to be adjusted or controls to the working condition of electric wheelchair, and intelligence degree is high, meets electric wheelchair
Use demand, securely and reliably.
Detailed description of the invention
Fig. 1 is the structural block diagram of the utility model.
Fig. 2 is the circuit diagram of the utility model velocity feedback module.
Description of symbols: 1- central controller, 2- identity information identification module, 3- locating module, 4- evacuation detection mould
Module, 9- controller wireless receiving and dispatching mould is manually operated in block, 5- motor driver, 6- wheel chair motor, 7- velocity feedback module, 8-
Block, 10- detection protective module, 11- gesture recognition module and 12- speech recognition module.
Specific embodiment
Below with reference to specific drawings and examples, the utility model is described in further detail.
As shown in Figure 1: in order to improve the intelligence degree in electric wheelchair use, meet intelligentized use demand, originally
Utility model includes the central controller 1 for controlling electric wheelchair working condition, and the central controller 1 is believed with for identity
Cease the identity information identification module 2 identified, for identification gesture recognition module 11 of operating gesture information and for identification language
The speech recognition module 12 of message breath connects, and the central controller 1 is connect by motor driver 5 with wheel chair motor 6, center
The voice operating that the gesture operation information and/or speech recognition module 12 that controller 1 is identified according to gesture recognition module 11 identify
Information controls the working condition of wheel chair motor 6 by motor driver 5.
Specifically, central controller 1 is installed on electric wheelchair, and central controller 1 can use existing common chip
Form specifically can according to need and be selected, and details are not described herein again.Control unit of the central controller 1 as electric wheelchair,
The working condition in electric wheelchair use can be controlled by central controller 1, such as start electric wheelchair, control Electric Motor Wheel
For chair according to required direction forward or backward etc., central controller 1 can root to the control of the specific works state of electric wheelchair
According to needing to carry out selection determination, details are not described herein again.
The identity information identification module 2 includes fingerprint identification module, iris recognition module or face recognition module, identity
The concrete type of information identification module 2, which can according to need, to be selected, and certainly, identity information identification module 2 can also be simultaneously
Using a variety of identification forms.When specifically used, identity information is preset in central controller 1, is known when by identity information identification 2
When default identity information in other identity information and central controller 1 mismatches, central controller 1 then makes entire Electric Motor Wheel
Chair is in locking state, and electric wheelchair is avoided to be illegally used.Preset identity information and identity information are known in central controller 1
The concrete type of other module 2 is related, and when such as using fingerprint identification module, preset identity information is fingerprint in central controller 1
Information.Central controller 1 is able to achieve the identity information for identifying identity information identification module 2 using existing common technological means
It is matched with default identity information, specific comparison matching way, which can according to need, to be selected, and details are not described herein again.
In the utility model embodiment, central controller 1 also connects with gesture recognition module 11 and speech recognition module 12
It connects, gesture recognition module 11, speech recognition module 12 can use existing common form, can be obtained by gesture recognition module 11
The gesture information for taking electric wheelchair user can identify voice operating information, 1 energy of central controller by speech recognition module 12
Adjusting and control according to gesture operation information, voice operating information realization to electric wheelchair working condition, to improve electronic
Intelligence in wheelchair use process.According to gesture operation information, voice operating information realization to electric wheelchair working condition
It adjusts and controls, specifically such as realize acceleration, deceleration or the stopping control in electric wheelchair motion process, it specifically can be according to need
It is selected, details are not described herein again.
Further, the central controller 1 also with for obtaining location information locating module 3 and be used for and outside
The controller radio receiving transmitting module 9 of controlling terminal data transmission connects, and the location information and center obtained by locating module 3 is controlled
When preset location information mismatches in device 1 processed, central controller 1 can export alarm signal by controller radio receiving transmitting module 9
Breath.
In the utility model embodiment, locating module 3 can use GPS module or Beidou positioning module, pass through positioning mould
Block 3 can obtain the location information where electric wheelchair, and the controller radio receiving transmitting module 9 includes bluetooth module, infrared module
Or WIFI module；External control terminal can be handheld terminal or server.In use, external control terminal can lead to
The location information that controller radio receiving transmitting module 9 transmits electric wheelchair motion range into central controller 1 is crossed, is positioned when passing through
When the location information of location information and threshold value that module 3 obtains mismatches, central controller 1 passes through controller radio receiving transmitting module
9 output warning messages.Certainly, central controller 1 can also be able to achieve according to the location information that locating module 3 obtains to Electric Motor Wheel
The motion process of chair is tracked and records.Preset position is believed in the location information and central controller 1 that locating module 3 obtains
Breath mismatch, in particular to, electric wheelchair is outside the preset corresponding band of position of location information, i.e., the utility model can be to electricity
The motion range of wheelchair is planned.
Further, the central controller 1 also with the evacuation for obtaining complaint message in the electric wheelchair direction of motion
Detection module 4, the evacuation detection module 4 include radar or infrared transceiver.
In the utility model embodiment, evacuation detection module 4 can use radar or infrared transceiver, be detected by evacuation
Module 4 can detect in the direction of motion of electric wheelchair that whether there are obstacles, when judgement is there are when barrier, central controller 1
Wheel chair motor 6, which is controlled, by motor driver 5 avoids barrier obstruction electric wheelchair to change the travel condition of electric wheelchair
Traveling.
In addition, the central controller 1 also with manual operation module 8, for information output display screen be electrically connected and
Temperature, the connection of the detection protective module 10 of current parameters when for examining the central controller 1 work.The utility model embodiment
In, the relevant information of output can be shown by display screen, can be inputted into central controller 1 manually by the way that module 8 is manually operated
Control information, i.e., be able to achieve the control to electric wheelchair working condition by the way that module 8 is manually operated, manual operation module 8 can
To use existing common structure type, concrete type, which can according to need, to be selected, and details are not described herein again.Detection protection mould
Block 10 is used to detect temperature value, current value and corresponding voltage value etc. when central controller 1 works, detects protective module 10
It can be connect using the forms such as temperature sensor, current sensor, detection protective module 10 with motor driver 5, center control
Device 1 is controlled according to the result that detection protective module 10 detects, overheat and overcurrent when entire controller being avoided to work etc.
The occurrence of, extend the service life of entire controller.
As shown in Fig. 2, the central controller 1 also connects with the velocity feedback module 7 for measuring 6 revolving speed of wheel chair motor
It connects；The wheel chair motor 6 uses brushed DC motor, and the velocity feedback module 7 includes the full-bridge electricity connecting with wheel chair motor 6
Road, the full-bridge circuit include power tube Q1, power tube Q2, power tube Q3 and power tube Q4, drain electrode end, the function of power tube Q1
The drain electrode end of rate pipe Q2 is connect with voltage VCC, the source terminal of power tube Q1 and the drain electrode end of power tube Q3 and brushed DC electricity
One end of machine connects, and the drain electrode end of power tube Q2 is connect with the other end of the drain electrode end of power tube Q4 and brushed DC motor,
The source terminal of power tube Q3, the source terminal of power tube Q4 are connect with one end of sampling resistor R16, and sampling resistor R16's is another
End ground connection.
In the utility model embodiment, sample circuit R16 can be common precision resister, sampling resistor R16 and function
Output end of the connected one end of source terminal, the power tube Q4 source terminal of rate pipe Q3 as current sampling circuit.
Claims (7)
1. a kind of intelligent electric wheelchair controller, including the central controller (1) for controlling electric wheelchair working condition,
Be characterized in: the central controller (1) operates with the identity information identification module (2) identified for identity information, for identification
The speech recognition module (12) of the gesture recognition module (11) of gesture information and for identification voice messaging connects, the center
Controller (1) is connect by motor driver (5) with wheel chair motor (6), and central controller (1) is according to gesture recognition module (11)
The voice operating information of gesture operation information and/or speech recognition module (12) identification of identification is controlled by motor driver (5)
The working condition of wheel chair motor (6) processed.
2. intelligent electric wheelchair controller according to claim 1, it is characterized in that: the central controller (1) also with
Controller wireless receiving and dispatching mould for obtaining the locating module (3) of location information and for being transmitted with external control terminal data
Block (9) connection, the location information obtained by locating module (3) are mismatched with location information preset in central controller (1)
When, central controller (1) can export warning message by controller radio receiving transmitting module (9).
3. intelligent electric wheelchair controller according to claim 1, it is characterized in that: the central controller (1) also with
For obtaining the evacuation detection module (4) of complaint message in the electric wheelchair direction of motion, the evacuation detection module (4) includes thunder
It reaches or infrared transceiver.
4. intelligent electric wheelchair controller according to claim 1, it is characterized in that: the central controller (1) also with
Manual operation module (8), the display screen exported for information are electrically connected and for examining temperature when the central controller (1) works
Detection protective module (10) connection of degree, current parameters.
5. intelligent electric wheelchair controller according to claim 2, it is characterized in that: the controller radio receiving transmitting module
It (9) include bluetooth module, infrared module or WIFI module.
6. intelligent electric wheelchair controller according to claim 1, it is characterized in that: the central controller (1) also with
Velocity feedback module (7) for measuring wheel chair motor (6) revolving speed connects；The wheel chair motor (6) uses brushed DC motor,
The velocity feedback module (7) includes the full-bridge circuit connecting with wheel chair motor (6), the full-bridge circuit include power tube Q1,
Power tube Q2, power tube Q3 and power tube Q4, the drain electrode end of power tube Q1, the drain electrode end of power tube Q2 are connect with voltage VCC,
The source terminal of power tube Q1 is connect with one end of the drain electrode end of power tube Q3 and brushed DC motor, the drain electrode end of power tube Q2
It is connect with the other end of the drain electrode end of power tube Q4 and brushed DC motor, the source of the source terminal of power tube Q3, power tube Q4
It is extremely connect with one end of sampling resistor R16, the other end ground connection of sampling resistor R16.
7. intelligent electric wheelchair controller according to claim 1, it is characterized in that: the identity information identification module
It (2) include fingerprint identification module, iris recognition module or face recognition module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822146950.1U CN209220732U (en) | 2018-12-20 | 2018-12-20 | Intelligent electric wheelchair controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822146950.1U CN209220732U (en) | 2018-12-20 | 2018-12-20 | Intelligent electric wheelchair controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209220732U true CN209220732U (en) | 2019-08-09 |
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ID=67508497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822146950.1U Active CN209220732U (en) | 2018-12-20 | 2018-12-20 | Intelligent electric wheelchair controller |
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| Country | Link |
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| CN (1) | CN209220732U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111329677A (en) * | 2020-03-23 | 2020-06-26 | 夏艳霞 | Wheelchair control method based on voice recognition |
| CN112386409A (en) * | 2020-11-03 | 2021-02-23 | 青岛市第八人民医院 | Intelligent medical nursing detection system |
-
2018
- 2018-12-20 CN CN201822146950.1U patent/CN209220732U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111329677A (en) * | 2020-03-23 | 2020-06-26 | 夏艳霞 | Wheelchair control method based on voice recognition |
| CN112386409A (en) * | 2020-11-03 | 2021-02-23 | 青岛市第八人民医院 | Intelligent medical nursing detection system |
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