CN107669419A - A kind of intelligent wheel chair with fingerprint identification function - Google Patents
A kind of intelligent wheel chair with fingerprint identification function Download PDFInfo
- Publication number
- CN107669419A CN107669419A CN201710946705.6A CN201710946705A CN107669419A CN 107669419 A CN107669419 A CN 107669419A CN 201710946705 A CN201710946705 A CN 201710946705A CN 107669419 A CN107669419 A CN 107669419A
- Authority
- CN
- China
- Prior art keywords
- fingerprint identification
- integrated circuit
- base
- diode
- electric capacity
- 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.)
- Withdrawn
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
- A61G5/041—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven having a specific drive-type
- A61G5/045—Rear wheel drive
-
- 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
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00571—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit
-
- 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
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
-
- 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
- A61G2205/00—General identification or selection means
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Selective Calling Equipment (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a kind of intelligent wheel chair with fingerprint identification function, including base, the side of base is provided with sunshade, and the lower section of base is provided with travel mechanism and pedal, and travel mechanism includes driving wheel and directive wheel；The base is provided with Fingerprint Identification Unit, and handle is provided with central controller, and Fingerprint Identification Unit electrically connects with central controller；The inside of central controller is additionally provided with antenna and communication module, and authentication is carried out by Fingerprint Identification Unit, if identity can not confirm, then wheelchair will be unable to be used, and which improves the reliability of wheelchair；In communication work circuit, first electric capacity, the second electric capacity are used to be filtered communication signal processing, so as to ensure the accuracy of communication, first diode and the second diode prevent reverse spike voltage from causing to damage to integrated circuit, so as to improve the reliability of communication work circuit, so as to ensure the normal work of wheelchair, the present invention is reasonable in design, is adapted to promote the use of.
Description
Technical field
The present invention relates to wheelchair field, and in particular to a kind of intelligent wheel chair with fingerprint identification function.
Background technology
In existing wheelchair, there is no theft protection function, result in wheelchair and be easily lost, be so greatly lowered wheelchair
Reliability；Moreover, when wheelchair works, in order to improve the intellectuality of wheelchair, wireless telecommunications are typically all added
Function, and CAN communicating circuit lacks good defencive function, often causes central controller to be interfered or even damage
It is bad, reduce the practicality and reliability of wheelchair.
The content of the invention
The present invention is above-mentioned in order to overcome the shortcomings of, there is provided a kind of intelligent wheel chair with fingerprint identification function, including base,
The side of base is provided with sunshade, and the top of base is provided with handle and backrest, and backrest is arranged on the inner side of sunshade；
The lower section of base is provided with travel mechanism and pedal, and travel mechanism includes driving wheel and directive wheel；
The base is provided with Fingerprint Identification Unit, and handle is provided with central controller, the Fingerprint Identification Unit and central controller
Electrical connection；
The inside of central controller is additionally provided with antenna and communication module, and antenna electrically connects with communication module.
Preferably, the communication module includes communication work circuit, the communication work circuit includes integrated circuit, the
One resistance, second resistance, 3rd resistor, the 4th resistance, the first electric capacity, the second electric capacity, the first diode and the second diode, institute
State the model SN65HVD1050 of integrated circuit, the external 3.3V DC voltage power supplies of power end of the integrated circuit, the collection
Earth terminal into circuit is grounded, and the transmitting terminal of the integrated circuit is described by the external 3.3V DC voltage power supplies of first resistor
The receiving terminal of integrated circuit is led to by the external 3.3V DC voltage power supplies of second resistance, the high level output end of the integrated circuit
Cross the series circuit ground connection of 3rd resistor and the first electric capacity composition, the negative electrode of first diode respectively with 3rd resistor and the
One capacitance connection, the plus earth of first diode, the low level output end of the integrated circuit by the 4th resistance and
The series circuit ground connection of second electric capacity composition, the negative electrode of second diode respectively with the 4th resistance and the second capacitance connection,
The external 3.3V DC voltage power supplies of anode of second diode.
Preferably, projection of the projection of sunshade more than base.
The beneficial effects of the invention are as follows：Authentication is carried out by Fingerprint Identification Unit, if identity can not confirm, then
Wheelchair will be unable to be used, and which improves the reliability of wheelchair；In communication work circuit, the first electric capacity, the second electric capacity are used
In being filtered processing to communication signal, so as to ensure the accuracy of communication, the first diode and the second diode prevent reversely
Peak voltage causes to damage to integrated circuit, so as to improve the reliability of communication work circuit, so as to ensure the normal of wheelchair
Work.
Brief description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the circuit theory diagrams of the communicating circuit of the present invention.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As depicted in figs. 1 and 2, a kind of intelligent wheel chair with fingerprint identification function, including base 1, the side of base 1 are set
There is sunshade 6, the top of base 1 is provided with handle 7 and backrest 9, and backrest 9 is arranged on the inner side of sunshade 6；
The lower section of base 1 is provided with travel mechanism and pedal 4, and travel mechanism includes driving wheel 2 and directive wheel 3；
The base 1 is provided with Fingerprint Identification Unit 5, and handle 7 is provided with central controller 8, and the Fingerprint Identification Unit 5 is controlled with center
Device 8 processed electrically connects；
The inside of central controller 8 is additionally provided with antenna and communication module, and antenna electrically connects with communication module.
Preferably, the communication module includes communication work circuit, the communication work circuit include integrated circuit U1,
First resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the first electric capacity C1, the second electric capacity C2, the first diode
D1 and the second diode D2, the integrated circuit U1 model SN65HVD1050, the power end of the integrated circuit U1 are external
3.3V DC voltage power supplies, the earth terminal ground connection of the integrated circuit U1, the transmitting terminal of the integrated circuit U1 pass through the first electricity
The external 3.3V DC voltage power supplies of R1 are hindered, the receiving terminal of the integrated circuit U1 passes through the external 3.3V DC voltages of second resistance R2
Power supply, the high level output end of the integrated circuit U1 are connect by 3rd resistor R3 and the first electric capacity C1 series circuits formed
Ground, the negative electrode of the first diode D1 are connected with 3rd resistor R3 and the first electric capacity C1 respectively, the first diode D1's
Plus earth, the low level output end of the integrated circuit U1 pass through the series circuit of the 4th resistance R4 and the second electric capacity C2 compositions
Ground connection, the negative electrode of the second diode D2 are connected with the 4th resistance R4 and the second electric capacity C2 respectively, the second diode D2
The external 3.3V DC voltage power supplies of anode.
Preferably, projection of the projection of sunshade 6 more than base 1.
When needing to use wheelchair, now, user must carry out authentication by Fingerprint Identification Unit,
If identity can not confirm, then wheelchair will be unable to be used, and which improves the reliability of wheelchair.
In communication work circuit, using CAN communication modes, wherein the first electric capacity C1, the second electric capacity C2 are used for pair
Communication signal is filtered processing, and so as to ensure the accuracy of communication, the first diode D1 and the second diode D2 are prevented reversely
Peak voltage causes to damage to integrated circuit U1, so as to improve the reliability of communication work circuit, so as to ensure wheelchair just
Often work.
Above-mentioned according to the present invention is enlightenment, by above-mentioned description, relevant staff completely can without departing from
In the range of this invention technological thought, various changes and amendments are carried out.The technical scope of this invention is not limited to
In the content on specification, it is necessary to determine its technical scope according to right.
Claims (3)
- A kind of 1. intelligent wheel chair with fingerprint identification function, it is characterised in that：Including base, the side of base is provided with sunshade Canopy, the top of base are provided with handle and backrest, and backrest is arranged on the inner side of sunshade；The lower section of base is provided with travel mechanism and pedal, and travel mechanism includes driving wheel and directive wheel；The base is provided with Fingerprint Identification Unit, and handle is provided with central controller, the Fingerprint Identification Unit and central controller Electrical connection；The inside of central controller is additionally provided with antenna and communication module, and antenna electrically connects with communication module.
- A kind of 2. intelligent wheel chair with fingerprint identification function according to claim 1, it is characterised in that：The communication mould Block includes communication work circuit, and the communication work circuit includes integrated circuit, first resistor, second resistance, 3rd resistor, the Four resistance, the first electric capacity, the second electric capacity, the first diode and the second diode, the model of the integrated circuit SN65HVD1050, the external 3.3V DC voltage power supplies of power end of the integrated circuit, the ground connection termination of the integrated circuit Ground, the transmitting terminal of the integrated circuit pass through the external 3.3V DC voltage power supplies of first resistor, the receiving terminal of the integrated circuit By the external 3.3V DC voltage power supplies of second resistance, the high level output end of the integrated circuit passes through 3rd resistor and first The series circuit ground connection of electric capacity composition, the negative electrode of first diode are described respectively with 3rd resistor and the first capacitance connection The plus earth of first diode, the low level output end of the integrated circuit pass through the 4th resistance and the string of the second electric capacity composition Join circuit ground, the negative electrode of second diode respectively with the 4th resistance and the second capacitance connection, second diode The external 3.3V DC voltage power supplies of anode.
- A kind of 3. intelligent wheel chair with fingerprint identification function according to claim 1, it is characterised in that：The throwing of sunshade Shadow is more than the projection of base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710946705.6A CN107669419A (en) | 2017-10-12 | 2017-10-12 | A kind of intelligent wheel chair with fingerprint identification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710946705.6A CN107669419A (en) | 2017-10-12 | 2017-10-12 | A kind of intelligent wheel chair with fingerprint identification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107669419A true CN107669419A (en) | 2018-02-09 |
Family
ID=61139945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710946705.6A Withdrawn CN107669419A (en) | 2017-10-12 | 2017-10-12 | A kind of intelligent wheel chair with fingerprint identification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107669419A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201930157U (en) * | 2010-12-17 | 2011-08-17 | 天津市鑫成新科贸有限公司 | Four-wheel electrically-drivable wheelchair |
| CN203408183U (en) * | 2013-08-29 | 2014-01-29 | 青岛市市立医院 | Movable infusion wheelchair |
| CN105763405A (en) * | 2016-03-05 | 2016-07-13 | 马骏 | Full-automatic sealing system based on CAN bus communication technology |
| CN106943250A (en) * | 2017-04-21 | 2017-07-14 | 常熟市平方轮椅有限公司 | A kind of electric wheel-chair vehicle of unlocked by fingerprint |
| CN107212973A (en) * | 2017-07-18 | 2017-09-29 | 东莞华生创建塑胶五金有限公司 | A multifunctional intelligent wheelchair |
-
2017
- 2017-10-12 CN CN201710946705.6A patent/CN107669419A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201930157U (en) * | 2010-12-17 | 2011-08-17 | 天津市鑫成新科贸有限公司 | Four-wheel electrically-drivable wheelchair |
| CN203408183U (en) * | 2013-08-29 | 2014-01-29 | 青岛市市立医院 | Movable infusion wheelchair |
| CN105763405A (en) * | 2016-03-05 | 2016-07-13 | 马骏 | Full-automatic sealing system based on CAN bus communication technology |
| CN106943250A (en) * | 2017-04-21 | 2017-07-14 | 常熟市平方轮椅有限公司 | A kind of electric wheel-chair vehicle of unlocked by fingerprint |
| CN107212973A (en) * | 2017-07-18 | 2017-09-29 | 东莞华生创建塑胶五金有限公司 | A multifunctional intelligent wheelchair |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206321697U (en) | Overvoltage detection circuit and switching power supply circuit | |
| CN102332704B (en) | Switching power supply input undervoltage or overvoltage protection circuit | |
| CN106451700A (en) | Circuit protection device and wireless charging system | |
| CN207652086U (en) | A kind of battery management system multichannel wake-up circuit | |
| CN103607055A (en) | Mobile terminal wireless power supply device | |
| CN101783503B (en) | Overvoltage protection circuit | |
| CN107669419A (en) | A kind of intelligent wheel chair with fingerprint identification function | |
| CN209642548U (en) | A kind of Width funtion load driving circuits and vehicle electronic device | |
| CN203617680U (en) | Driving circuit and protection circuit thereof | |
| CN206908363U (en) | The low high voltage converter circuitry of lithium battery charger output voltage | |
| CN202421457U (en) | Motor over-current detection circuit | |
| CN207021660U (en) | Electrical source input overvoltage protection and output overvoltage protection circuit | |
| CN205453078U (en) | Current foldback circuit and constant voltage power supply | |
| CN208986596U (en) | A kind of detection device of direct current input undervoltage over-voltage | |
| CN206004528U (en) | A kind of high power booster circuit | |
| CN206790074U (en) | A kind of inexpensive control machines protection circuit | |
| CN214122757U (en) | Remote control circuit of elevator | |
| CN205584007U (en) | Frequency converter switch power supply circuit | |
| CN216531346U (en) | SPOE power supply circuit | |
| CN202917954U (en) | Input under-voltage/ overvoltage protection circuit for invertion power supply | |
| CN217183273U (en) | Novel switch device driving circuit with negative pressure | |
| CN207124467U (en) | A kind of power circuit for table board for conference | |
| CN207251294U (en) | Fire-fighting power supply protects circuit | |
| CN206894494U (en) | Design circuit with short-circuit self-protection function | |
| CN106100325A (en) | Change-over circuit and include the industrial control equipment of change-over circuit |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180209 |