CN201510381U - Sound control artificial hand device - Google Patents
Sound control artificial hand device Download PDFInfo
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- CN201510381U CN201510381U CN2009200765027U CN200920076502U CN201510381U CN 201510381 U CN201510381 U CN 201510381U CN 2009200765027 U CN2009200765027 U CN 2009200765027U CN 200920076502 U CN200920076502 U CN 200920076502U CN 201510381 U CN201510381 U CN 201510381U
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Abstract
The utility model relates to a sound control artificial hand device which comprises an artificial hand, a voice identification module, a signal amplifying output chip and a signal relay control module, wherein the voice identification module comprises a voice identification chip which can only identify the voice signals of a user himself, the input end of the voice identification chip is externally connected with a microphone, and receives at least seven voice instruments through the microphone which is externally connected, a voice instrument is an urgent stop voice instrument for controlling the urgent stop of any action of the artificial hand, the other two or six instruments are output to a signal relay control circuit through a signal amplification output chip, and are respectively input to one to three freedom drive motors for artificial hands to finish six actions of extending fingers, bending fingers, inwards rotating wrists, outwards rotating wrists, extending wrists and bending wrists, a limitation switch is mounted on the finger, the wrist knuckle and the elbow knuckle of the artificial hand, and the signal feedback end of the limitation switch is connected with the voice chip for controlling the action stop of the fingers, the wrist knuckles and the elbow knuckles of the artificial hand.
Description
Technical field
This utility model relates to a kind of based on sound control technique, comes the acoustic control electronic hand prosthesis device that multiple freedom degrees hand-prosthesis is controlled by sound identification module and wireless or wire transmission module.
Background technology
Sound both hands are very important concerning the mankind, can finish to hold, sth. made by twisting, hook, propose, press from both sides or the like the action of the multiple complexity that must use in the life.But in the reality because vehicle accident, natural disaster, industrial injury, war and congenital diseases etc. are all multifactor, the deformed limb patient is strong in number.According to statistics, whole world deformed limb patient have tens million of more than.In order to allow the deformed limb person take care of oneself, and improve as far as possible their quality of life, various doing evil through another person arisen at the historic moment.Therefore, the reconstruction that hands is damaged is an important topic of rehabilitation engineering always.
Ideal doing evil through another person should be the same with true hands on shape and function.It can not only substitute the sensation and the motor function of staff, but also will have graceful profile as staff.But present technology does not also reach this ideal requirement far away.The human upper limb mechanism model has 27 degree of freedom.Wherein finger part has 20 degree of freedom.But scientific level can't accomplish to have the electronic hand prosthesis of 27 degree of freedom at present.7-11 the degree of freedom of having done evil through another person of the U.S., Japanese experimentation, but doing evil through another person of present clinical use mostly is 3 degree of freedom most stretches, refers to bend, revolves to finish the most frequently used finger of human hand function that preceding, supination, wrist are stretched, wrist is bent 6 actions.The designer is faced with huge technical difficulty although do evil through another person, and the design of doing evil through another person should comprise following standard: have multiple grasping pattern and regulate automatically according to the shape of object; The texture of object, shape and temperature can be used as feedback information; Has somesthetic sensibility; In light weight, outward appearance is good; Can under subconsciousness, control.Though commercial in the world artificial limb has reached thousands of kinds, none can reach above standard.
Present state-of-the-art electronic hand prosthesis only can be finished few partial function of staff, and its accuracy rate can not be satisfactory, all has weak point separately.As the mechanical traction hands, it is the action traction by opposite side shoulder, again the effect by machine driving and spring, making does evil through another person can do to refer to stretch and refer to and bend two actions, but this mechanical traction power of doing evil through another person is big, and not controlled by people's will, the deformed limb person uses difficultly, not too custom; EMG-controlling prosthetic hand and for example, the great advantage of myoelectric limb is to utilize remaining musculature to control the motor function of artificial limb in the physiology mode, but myoelectricity control is an open-loop control system in essence, the patient only can use vision and audition as feedback signal, this just needs the patient to concentrate one's energy to control artificial limb, and be unfavorable for grasp to the artificial limb situation, and some patient's deformed limb is because factor affecting such as deformed limb is too short, electromyographic signal is weak, causes electromyographic signal to cross weak and can't pass through the electromyographic signal artificial hand controlled.
Summary of the invention
This utility model is that a kind of acoustic control that utilizes the sound control technology to control doing evil through another person device of doing evil through another person will be provided, and this device has specific speaker speech recognition system, and before the use, user is to acoustic control some the orders of device training of doing evil through another person; During use, user sends corresponding voice command, after procedure identification goes out voice command, signal is exported to do evil through another person make corresponding actions with artificial hand controlled.
The technical solution of the utility model is: a kind of acoustic control device of doing evil through another person, comprise and doing evil through another person, sound identification module, signal amplifies pio chip, the signal relay control circuit is characterized in: sound identification module is made of the voice recognition chip of voice signal that can unique identification user; The voice recognition chip input connects external mike, and by at least seven kinds of phonetic orders of external mike reception, wherein a kind of phonetic order is that specialized training is used for the anxious urgency of stopping of the arbitrary action of artificial hand controlled and stops phonetic order, other two to six instructions are amplified pio chip through signal and are exported to the signal relay control circuit, and import respectively to be used to do evil through another person finish by the signal relay control circuit and refer to stretch, refer to bend, the wrist inward turning, the wrist outward turning, wrist is stretched, wrist is bent a single-degree-of-freedom drive motors of doing evil through another person to three degree of freedom of six actions, the finger of doing evil through another person, carpal joint, the elbow joint place is equipped with limit switch, the limit switch signal feedback end is connected with speech chip, is used for the finger of artificial hand controlled, carpal joint, the action of elbow joint stops.
The signal relay control circuit is made up of the signal relay of two difference artificial hand controlled single-degree-of-freedom drive motors rotating, first to fourth stitch in two signal relays is a signal input part, wherein, first, two stitch connect signal and amplify the pio chip signal output part, the 3rd, four stitch connect the dc source of 3V, the the 5th to eight stitch is an outfan, wherein, the five, six stitch in signal relay connects the counter-rotating terminal of the single-degree-of-freedom drive motors of doing evil through another person, and the 7th to eight stitch in the other signal relay connects the just commentaries on classics terminal of the single-degree-of-freedom drive motors of doing evil through another person.
The voice recognition chip input is connected with external mike in wired or wireless mode.Suddenly stopping the control delivery outlet signal that phonetic order is identified the back speech chip all is zero.
The beneficial effects of the utility model are:
This utility model amplifies pio chip with voice recognition chip and signal and is connected and can realizes speech study function and recognition function, and realizes the output of two above control instructions.
The rotating that this utility model utilization relay logic control logic circuit comes the driving direct current generator of artificial hand controlled three degree of freedom, with the rotating of realization artificial hand controlled drive motors, thereby realization is done evil through another person out/is closed, inside/outside revolves or the function of flexion/extension.
This utility model selects to use signal to amplify the output signal that chip removes to amplify voice recognition chip, is enough to drive relay and realizes on-off control, opens the conversion of closing to realize doing evil through another person.
Direct current generator on doing evil through another person will clockwise and counterclockwise rotation occur because of the positive and negative difference of two termination power supplys, and in doing evil through another person, direct current generator drives finger switch exactly, outward turning and elbow joint bend and stretch in the carpal joint direct energy source and actuating unit.
This utility model can be controlled the action of bending three degree of freedoms such as action of stretching of folding at hand, carpal rotating and elbow joint, wherein can be independent one, while two or the three degree of freedom of controlling wherein.
The anxious function of stopping controlling can also be set in voice recognition chip in this utility model, and user can send halt instruction in any time of the running of doing evil through another person, and also can open at any time again.
Description of drawings
Fig. 1 is an acoustic control electronic hand prosthesis principle schematic of the present utility model;
Fig. 2 is the single-degree-of-freedom action transfer principle sketch map of doing evil through another person;
Fig. 3 is the single-degree-of-freedom action switching relay wiring diagram of doing evil through another person;
Fig. 4 is do evil through another person voice signal amplification and control relay circuit general connection diagram.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment this utility model is further described.
As Fig. 1, shown in 4, the acoustic control of the present utility model device of doing evil through another person comprises and doing evil through another person, drive circuit, sound identification module etc.
The Three Degree Of Freedom myoelectricity control upper arm that has adopted Danyang Artificial Limb Factory Co., Ltd. to produce of doing evil through another person is done evil through another person (model SJS32), removes its myoelectricity control circuit part back and uses.
Drive circuit amplifies pio chip (model that company of Texas Instruments (TI) produces is 75452 chip) by signal and signal relay (model that Guangdong, Shenzhen associating development in science and technology company limited specialty provides is HUI KE HK19F-DC3V-SH) control circuit constitutes.Sound identification module is made of specific people's voice signal voice recognition chip (the HELIOS-ADSP type speech chip that Beijing Helios-adsp Science and Technology Co., Ltd. produces) that can unique identification user.
The voice recognition chip output signal is artificial hand controlled single-degree-of-freedom drive motors M operation after signal amplifies pio chip and signal relay.
The voice recognition chip input receives 32 kinds of phonetic orders, seven phonetic orders of training input during use, give the control relay circuit of doing evil through another person by seven instructions of speech chip identification back output, wherein two to six instruction output signals respectively artificial hand controlled one to three degree of freedom, be used to finish that human hand function refers to stretch, refers to bend, wrist inward turning, wrist outward turning, wrist are stretched, wrist is bent six actions; Anxious the stopping of another instruction output control action.At the finger of doing evil through another person, carpal joint, elbow joint place limit switch is installed, limit switch signal feeds back to speech chip control corresponding actions and stops.
The voice recognition chip input receives only the voice training and instruction of the user of doing evil through another person in wired or wireless mode by external mike.
Suddenly stopping the control delivery outlet signal that phonetic order is identified the back speech chip all is zero, thereby the urgency that realizes action is stopped.
Sound identification module:
The sound identification module that acoustic control is done evil through another person need be discerned at specific deformed limb person's voice, has avoided the interference of external noise (voice command that comprises non-effector).So voice recognition chip of the present utility model is specific people's voice recognition chip, voice signal that can unique identification user, and can realize the input of at least three ten two kinds of phonetic orders and by 12 instructions (with the output of 3v digital signal) of identification back output at least three, can utilize wherein two to six output signals control respectively artificial hand controlled one to three degree of freedom, six actions such as stretching to finish the most frequently used finger of human hand function, refer to bend, wrist inward turning, wrist outward turning, wrist (elbow) are stretched, wrist (elbow) wrist is bent; Perhaps utilize the degree of freedom action of more MIMD control more than three.This utility model is connected by output control circuit specific people's voice recognition chip with three single-degree-of-freedom drive motors M that do evil through another person of the three degree of freedom of doing evil through another person, can realize speech study function and recognition function, and realize the output of two to six action directives respectively; Can also export a total seat stop command in addition.
Output control method:
When the single degree of freedom of control, two output signals of sound identification module will realize the driving control of doing evil through another person is needed the processing and amplifying of signal.Six actions (two actions of every degree of freedom) such as having the single-degree-of-freedom drive motors M that the does evil through another person 006SR type of company (German Faulhaber) to control in doing evil through another person to refer to stretch, refer to bend, wrist inward turning, wrist outward turning, wrist (elbow) are stretched, wrist (elbow) is bent, i.e. two ones degree of freedom that signal controlling is done evil through another person.
On the voice recognition chip that this utility model adopts 30 two tunnel outputs are arranged, when any one degree of freedom of control, in its 30 two tunnel output, choose two tunnel outputs arbitrarily, by two signal relay control on and off switch S1, the S2 open and close, realization do evil through another person single-degree-of-freedom drive motors M open, close the conversion control, see accompanying drawing 2.
The selected signal relay control signal of this utility model is 3v, and eight pins are seen accompanying drawing 3.Operation principle is as follows: first stitch 1 and second stitch 2 are signal input part, and the 3rd stitch 3 and the 4th stitch 4 insert the unidirectional current of 3V, if first stitch 1 and second stitch 2 do not have signal source, and the 7th stitch 7 and the 8th not output of stitch 8; If first stitch 1 and second stitch 2 have the signal input, the unidirectional current of the 7th stitch 7 and the 8th stitch 8 output 3V, the 5th stitch 5 and the 6th not output of stitch 6 so.The five, six stitch 5,6 in signal relay connects the counter-rotating terminal of the single-degree-of-freedom drive motors M that does evil through another person, and the 7th to eight stitch 7,8 in the other signal relay connects the just commentaries on classics terminal of the single-degree-of-freedom drive motors M that does evil through another person.
The do evil through another person conversion of one degree of freedom action of realization needs two relays, realizes the do evil through another person conversion of folding of four on-off control, and accompanying drawing 3 is seen in the connection of stitch circuit.Fig. 4 is that the voice signal of doing evil through another person amplifies general connection diagram with control relay circuit (output control).
The finger of doing evil through another person, carpal joint and elbow joint place are provided with lead limit switch, and the urgency that the signal source that switching signal can be used as the relay in the output control circuit comes control action to drive the single-degree-of-freedom drive motors M that does evil through another person is stopped (referring to Fig. 4).
After this utility model correctly connected voice recognition chip, voice training was carried out in start then.Chip will provide prompt tone, enter password according to order, and every password is imported two times at least, changes an instruction until prompting.The training and send phonetic order and import phonetic order by an external mike to chip constantly, mike is connected with speech chip by wired mode in the present embodiment.After training finished, module can be accepted phonetic order, and provided corresponding prompt tone and corresponding LED etc. and light.After the phonetic order typing finishes, take off the instruction that battery also can not influence typing.The discrimination of the voice recognition chip that this selects for use is higher, can finish comparatively accurately and judge.
Claims (4)
1. acoustic control device of doing evil through another person comprises and doing evil through another person, sound identification module, and signal amplifies pio chip, and the signal relay control circuit is characterized in that: described sound identification module is made of the voice recognition chip of voice signal that can unique identification user; Described voice recognition chip input connects external mike, and by at least seven kinds of phonetic orders of external mike reception, wherein a kind of phonetic order is that specialized training is used for the anxious urgency of stopping of the arbitrary action of artificial hand controlled and stops phonetic order, other two to six instructions are amplified pio chip through signal and are exported to the signal relay control circuit, and import respectively to be used to do evil through another person finish by the signal relay control circuit and refer to stretch, refer to bend, the wrist inward turning, the wrist outward turning, wrist is stretched, wrist is bent a single-degree-of-freedom drive motors (M) of doing evil through another person to three degree of freedom of six actions, the finger of doing evil through another person, carpal joint, the elbow joint place is equipped with limit switch, described limit switch signal feedback end is connected with speech chip, is used for the finger of artificial hand controlled, carpal joint, the action of elbow joint stops.
2. the acoustic control according to claim 1 device of doing evil through another person, it is characterized in that: described signal relay control circuit is made up of the signal relay that two difference artificial hand controlled single-degree-of-freedoms drive direct current generator (M) rotating, first to fourth stitch (1,2,3 in two signal relays, 4) be signal input part, wherein, the first, two stitch (1,2) connect signal and amplify the pio chip signal output part, the three, four stitch (3,4) connects the dc source of 3V, the the 5th to eight stitch (5,6,7,8) be outfan, wherein, the five, six stitch (5,6) in signal relay connects the counter-rotating terminal of the single-degree-of-freedom drive motors (M) of doing evil through another person, the the 7th to eight stitch (7,8) in the other signal relay connects the just commentaries on classics terminal of the single-degree-of-freedom drive motors (M) of doing evil through another person.
3. the acoustic control according to claim 1 device of doing evil through another person, it is characterized in that: described voice recognition chip input is connected with external mike in wired or wireless mode.
4. the acoustic control according to claim 1 device of doing evil through another person is characterized in that: it all is zero that described urgency is stopped the control delivery outlet signal that phonetic order is identified the back speech chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200765027U CN201510381U (en) | 2009-06-18 | 2009-06-18 | Sound control artificial hand device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200765027U CN201510381U (en) | 2009-06-18 | 2009-06-18 | Sound control artificial hand device |
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| Publication Number | Publication Date |
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| CN201510381U true CN201510381U (en) | 2010-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009200765027U Expired - Fee Related CN201510381U (en) | 2009-06-18 | 2009-06-18 | Sound control artificial hand device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528567A (en) * | 2015-11-30 | 2016-04-27 | 苏州摩比力特电子科技有限公司 | Bar code scanning device having bar code information auxiliary input system |
| CN112571419A (en) * | 2020-12-18 | 2021-03-30 | 华南理工大学广州学院 | Control method of sign language manipulator |
-
2009
- 2009-06-18 CN CN2009200765027U patent/CN201510381U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528567A (en) * | 2015-11-30 | 2016-04-27 | 苏州摩比力特电子科技有限公司 | Bar code scanning device having bar code information auxiliary input system |
| CN112571419A (en) * | 2020-12-18 | 2021-03-30 | 华南理工大学广州学院 | Control method of sign language manipulator |
| WO2022127365A1 (en) * | 2020-12-18 | 2022-06-23 | 广州城市理工学院 | Control method for sign language robotic arm |
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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: 20100623 Termination date: 20110618 |