CN1319609C - System to adjusting running machine running belt velocity according to the current loading difference - Google Patents
System to adjusting running machine running belt velocity according to the current loading difference Download PDFInfo
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- CN1319609C CN1319609C CNB2004101042027A CN200410104202A CN1319609C CN 1319609 C CN1319609 C CN 1319609C CN B2004101042027 A CNB2004101042027 A CN B2004101042027A CN 200410104202 A CN200410104202 A CN 200410104202A CN 1319609 C CN1319609 C CN 1319609C
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Abstract
The present invention relates to a system adjusting the running belt speed of a running machine along with the current load difference value, which comprises a load inducting detecting circuit, a microprocessing unit and a motor driver, wherein the motor driver is connected to a drive motor; the running belt is driven to rotate by the motor; the load inducting detecting circuit transfers each current load signal generated by the situation that a user treads on the running belt to the microprocessing unit, and a time difference value between signals is calculated; the difference value is compared with an originally measured stable difference value, so that the microprocessing unit transfers a signal to the motor driver to cause the motor to accelerate or decelerate the rotating speed of the running belt, or maintain a constant speed of the running belt by means of the difference value between the latest difference value and the stable difference value; when a user use the running machine to exercise, the user can achieve body building effect by properly adjusting the running speed according to the physical fitness of the user, and avoids the occurrence of the situation that when the running speed of the user is different from the rotating speed of the running belt, the user falls down carelessly; by means of various arithmetic expressions keyed in the microprocessing unit, better exercise management can be provided for the user.
Description
Technical field
The present invention relates to a kind of treadmill, refer to a kind of system that adjusts the running machine running tape speed with current loading difference especially.
Background technology
Utilize treadmill to be engaged in road-work, healthy to keep, promote cardio-pulmonary function, considerably general.And the research and development of treadmill are evolved to driven by power and are run band from on-electric, and the lifting of its research and development speed and function is at a tremendous pace.Right is the requirement that meets the user, makes it more convenient, safer, is the direction of research and development.Recently, a kind of treadmill that can adjust the race tape speed along with user's running velocity automatically, in response to generation, and present design direction of having asked the relevant machine in city, all towards the element of on treadmill, setting up some structural formulas, the signal that is produced when borrowing this structural formula element to be touched, transfer to a processing unit and with former setting relatively after, send a signal again and give CD-ROM drive motor, make the CD-ROM drive motor adjustment drive and run the speed that band rotates.[treadmill speed change (especially refer to quicken) feedback device] the novel patent (hereinafter to be referred as known case) that sees also the Taiwan patent announcement No. 92201142, this known case is connected with the grating dish of a tool penetrating region and shielded area by the turning cylinder 221 at CD-ROM drive motor, and establish a light irradiation device in the grating panel surface, this light irradiation device links an induction wafer again, this induction wafer is transfused to a setting value, when the runner catch up with the speed of original setting, runner's step friction running tape loop, must produce the bigger speed of forcing for turning cylinder, and find expression in the rotating speed of grating dish, after light irradiation device irradiation this moment, see through the induction wafer change value of forcing speed that this representative is bigger, form a difference with the setting value computing, and difference signal line is transmitted in launch computer mechanism, launch computer mechanism this difference of computing is answered the speed message of feedback, link to each other with motor driver with another line, make the motor rotary speed change; Whereby, make the rotating speed of running tape loop be bordering on user's running velocity more.Yet the light irradiation device of this known case is if damage, and its self-shifting function is promptly lost; And this known case only is a tip of the iceberg, and the structural member to add is in the streets run band and can be used person's running velocity voluntarily and the self-shifting treadmill to impel, often because the direction of design, towards the design that adds structural member, cause its function not as expection, and remain to be improved.
Summary of the invention
Main purpose of the present invention is to provide a kind of system with current loading difference adjustment running machine running tape speed, and it can make the race band of treadmill adjust speed accurately along with user's running velocity, can not produce erroneous judgement, causes living danger situation.
Secondary objective of the present invention is to provide a kind of and adjusts the system of running machine running tape speed with current loading difference, and it has several arithmetic expressions in microprocessor, and the user can self-Sport Administration, and more effective motion.
For reaching above-mentioned purpose, technical solution of the present invention is:
A kind of system that adjusts the running machine running tape speed with current loading difference, it comprises: a load-sensing circuit for detecting, it runs the time difference of being with between the motor current load of being trampled thereby being increased in order to detecting, and this time difference signal is passed to microprocessing unit; One microprocessing unit, it can give continuous signal from the load-sensing circuit for detecting interpretation and give motor driver to assign instruction; One motor driver, it can accept the instruction from microprocessing unit, and the motor that order drives the rotation of running machine running band quickens or slows down to rotate.
A kind of system that adjusts the running machine running tape speed with current loading difference, it comprises: a load-sensing circuit for detecting, it runs the time difference of being with between the motor current load of being trampled thereby being increased in order to detecting, and this time difference signal is passed to microprocessing unit; One microprocessing unit, it can give continuous signal from the load-sensing circuit for detecting interpretation and give motor driver to assign instruction.One motor driver, it can accept the instruction from microprocessing unit, and order drives the motor order race band of treadmill and does the variation that angle tilts.
This microprocessing unit links with an operation interface and a display in addition.
This microprocessing unit runs the speed sensor binding of tape speed in addition with a detecting.
This microprocessing unit, operation interface, display are installed on the instrument board.
This microprocessing unit key has an automatic power-down circuit.
This microprocessing unit key has several arithmetic expressions.
After adopting such scheme, owing to the present invention includes a load-sensing circuit for detecting, a microprocessing unit, a motor driver; This load-sensing circuit for detecting can detect the current loading that drives the CD-ROM drive motor that runs the band rotation, and current loading can be transferred to microprocessing unit; In the microprocessing unit then key several arithmetic expressions are arranged, its successively the time current loading difference that record give comparison, and the signal that sends an acceleration or deceleration or constant speed is given motor driver, drives the motor rotary speed adjustment of running band with order; This microprocessing unit is provided with an operation interface and a display in addition; Speed sensor with a detecting motor rotary speed in this motor driver links, and this speed sensor links with microprocessing unit simultaneously; This operation interface is provided with several function keys, the result of microprocessing unit computing can be presented on the display; This motor driver links with gradient control motor again, and this gradient control motor can be adjusted and run band, makes it become the angle of inclination.The present invention can react user's running velocity accurately and make the running machine running band cooperate the adjustment velocity of rotation to be tending towards identical like this, impel on race is with, running that the user can be stable, it is to be operational factor with the current loading, cooperates to key in various arithmetic expressions, and the individual can reach the effect of effective exercise management; It mainly is to utilize the motor driving to run to be with when rotating, and current loading output must be arranged, and reaches to run and is with when being subjected to the user whenever to trample a step, has one than large current load output, by the time difference size between current loading, reflects user's running velocity; And these current loading signals are conveyed to a microprocessing unit by a load-sensing circuit for detecting, calculate its difference and again with the difference that before recorded relatively, according to therebetween difference size, adjust motor and drive the rotating speed that runs band, make the speed person's of being used who runs band running velocity and reach unanimity; By the time difference of current loading, can react user's running velocity really, the accurate speed of running band of adjusting.Entity contact produces the signal transmission and when adjusting running machine running tape speed speed on its improvement conventional construction, easy wrong contact, erroneous judgement cause run the band rotating speed and user's running velocity inconsistent, the user can't effectively reach the effect of motion, what is more, it is too fast that erroneous judgement causes the rotating speed that runs band, and the user will have the anxiety of falling.
By above analysis, the present invention has following advantage at least as can be known:
One, the situation of not having erroneous judgement: because of the present invention is to be operational factor with the time difference that increases current loading, but not the mode that has contact the beginning can move with the structural member that adds, each is trampled in the action of running band so it can directly react the user, and rapid, accurate actuating speed control motor is accelerated or the rotating speed that slows down.
Two, effectively Sport Administration automatically: because of microprocessing unit internal key of the present invention has several arithmetic expressions, the user can inspect the various numerical value and the curve map of himself present moving situation easily, or before using treadmill, promptly the self establishment moving condition is assisted to carry out by the present invention.
Three, safe: the present invention does not run the situation that band revs up for no reason so have because of can not producing the situation of erroneous judgement, the use treadmill that the user can safety; Automatic outage in addition of the present invention system avoids the child to be strayed into the situation of treadmill in the running, more feels at ease after the use.
Description of drawings
Fig. 1 is the stereo appearance figure of treadmill;
Fig. 2 is a block flow diagram of the present invention;
Fig. 3 is a sampling comparison chart of the present invention.
Symbol description
20 treadmills, 201 instrument boards, 21 microprocessing units
22 displays, 23 operation interfaces, 24 motor drivers
25 speed sensors, 26 gradients control motor 29 runs band
27 load-sensing circuit for detecting, 28 speed control motor
The specific embodiment
See also shown in Fig. 1,2, the system of present embodiment comprises a microprocessing unit 21, a display 22, an operation interface 23, a motor driver 24, a speed sensor 25, a load-sensing circuit for detecting 27, wherein,
This microprocessing unit 21 links with operation interface 23, display 22, motor driver 24, speed sensor 25, gradient control motor 26, load-sensing circuit for detecting 27 respectively; This motor driver 24 is located at the speed control motor 28 and 26 bindings of gradient control motor of running with 29 places with one respectively again; This speed sensor 25 is located on the frame of treadmill 20, and can detect the speed of running with 29; This microprocessing unit 21 and operation interface 23, display 22 is installed on the instrument board 201 together, its internal key has several arithmetic expressions, sustainable reception is trampled in race with 29 current loadings that impel speed control motor 28 to increase because of the user, time difference signal through between the current loading that load-sensing circuit for detecting 27 is detected and transmitted, several current loading time difference signals that this different time points obtains are to be compared mutually by microprocessing unit, please cooperate and consult shown in Fig. 3 A, if user's running velocity is kept stable speed, the numerical value A of three sub-samplings then, B, it is close that C all is tending towards, and the rotating speed of speed control motor 28 then keeps average rate; Please cooperate shown in Fig. 3 B again, when user's running velocity is accelerated, raise through load-sensing circuit for detecting 27 measured current loadings, its current loading time difference signal is through microprocessing unit 21 comparisons, if numerical value A, B are tending towards close, and less than original stationary value of remembering, then microprocessing unit 21 promptly sends an instruction and gives motor driver 24, make speed control motor 28 rev up, make and run the running velocity of accelerating to rotate with the person of being used with 29; This is linked to the speed sensor 25 that runs with 29 is that the speed with 29 is run in induction, and signal is passed to microprocessing unit 21, is shown on the display 22; When user's running velocity slowed down, shown in Fig. 3 C, its principle was the same when accelerating, and does not give unnecessary details; This microprocessing unit 21 can be subjected to the control of operation interface 23 and carry out the computing of various function choosing-items, and numerical value after the computing and curve map are shown in display 22, and it comprises at least:
One, the paces number calculates: paces number=object time/per time in step
Ex: suppose that per time in step is 0.5 second, ask 60 seconds after the paces number?
60 seconds/0.5 second=1 20 steps
Two, paces are apart from calculating:
Paces distance=(speed/time at present) * per time in step
Ex: suppose that per time in step is 0.5 second, speed is 4km/h at present, ask the paces distance?
4km/1h=400000cm/3600 second=111.11cm
111.11cm * 0.5 second=55.55cm
Three, paces speed: (1 hour/per time in step) * every step pitch from
Ex: suppose that per time in step is 0.5 second, does step pitch 55.55cm ask running velocity at present?
3600 seconds/0.5 second=7200 steps
7200 step * 55.55cm=39960cm=3.99km/k
Four, curve movement record: writing down present speed in a period of time, can various conditions be abscissa or ordinate then, makes the user that present moving situation is obtained whole understanding.
Five, be scaled height above sea level: calculate present user by accurate step pitch and trigonometric function and climbed how high mountain?
A: represent the gradient distance X of walking: gradient angle.
B: represent unknown degree of the climbing Y:90 of institute degree
C: horizontal line Z: the unknown
The known X angle gradient and A segment distance just can be asked the B segment distance.
sin@＝B/A＝＞A×sina@＝B
Ex: suppose the gradient 15 degree, walk 100 meters, how highly asked away?
100 meters * 0.258819=25.8819 meter
Above-mentioned five kinds of arithmetic expressions only are illustration, the needs of the visual variant machine treadmill of this arithmetic expression and designing; Another function of present embodiment treadmill can be connected the number treadmill each other, links a large-scale display board again, thereby the every numerical value or the curve of each treadmill can be shown on the display board, and the usefulness of contest is provided; This motor driver 24 links gradient control motor 26 in addition, it can be via user's operating operation interface 23, and give microprocessing unit 21 1 instructions, microprocessing unit 21 should instruct and transmit a signal to motor driver 24, drive race by motor driver 24 control gradient control motors 26 and be with 29 inclinations, one angle, running when race is with on 29 imitative sensation like this as the mountain-climbing climbing; In addition, this operation interface 23 comprises that one can make and runs when accelerating along with user's running velocity with 29 and run the function key that raises up an angle of inclination with 29 from the command of execution, its back stability number that ties up to the current loading time difference is during less than preceding stability number, race is constant with 29 rotating speed, be with 29 angles of inclination that raise up and make to run, impel user's running velocity to slow down, make user's running velocity and the rotating speed that runs with 29 be tending towards close;
So as to last design, the user is before using, can assess the speed of self start of a race earlier, and on operation interface 23 option, user's running velocity is to cooperate its selected race to be with 29 speed at the beginning, and load-sensing circuit for detecting 27, the current loading of the speed control motor 28 that promptly continuous each paces of detecting user are caused, microprocessing unit 21 is compared to several current loading time differences that this is constantly obtained again, cause user's running velocity at the beginning must cooperate the rotating speed that runs with 29, so microprocessing unit 21 promptly obtains a stability number; The user is if there is the situation of pick up speed or slow-down, can record time difference between the current loading that speed control motor 28 increases or reduce immediately by load-sensing circuit for detecting 27, and pass to microprocessing unit 21 rapidly, before and after microprocessing unit 21 comparison between stability numbers if having when inequality, when back stability number during less than preceding stability number, then motor driver 24 will receive the instruction of microprocessing unit 21, and make speed control motor 28 rev up, be with 29 to rotate quickening and drive to run, with the person's of being used running velocity; Otherwise when back stability number during greater than preceding stability number, then motor driver 24 will receive the instruction of microprocessing unit 21, and make speed control motor 28 rotating speed that slows down, and be with 29 to rotate and slow down and drive to run, with the person's of being used running velocity; When the race of leaving treadmill 20 as the user is with 29; 27 detectings of current loading circuit for detecting are less than the current loading time difference that increases; after the time of presetting; promptly assign an instruction of shutting down and give motor driver 24 by microprocessing unit 21; make speed control motor 28 stop operating, reach safe effect.
Claims (5)
1, a kind of system with current loading difference adjustment running machine running tape speed is characterized in that it comprises:
One load-sensing circuit for detecting, it runs the time difference of being with between the motor current load of being trampled thereby being increased in order to detecting, and this time difference signal is passed to microprocessing unit;
One microprocessing unit, it can give continuous signal from the load-sensing circuit for detecting interpretation and give motor driver to assign instruction, and this microprocessing unit key has several arithmetic expressions in addition.
One motor driver, it can accept the instruction from microprocessing unit, order drives the motor acceleration or the deceleration of the rotation of running machine running band and rotates, and this motor driver and is detected the speed sensor binding of race tape speed in addition, and this speed sensor is connected with microprocessing unit simultaneously.
2, a kind of system with current loading difference adjustment running machine running tape speed is characterized in that it comprises:
One load-sensing circuit for detecting, it runs the time difference of being with between the motor current load of being trampled thereby being increased in order to detecting, and this time difference signal is passed to microprocessing unit;
One microprocessing unit, it can give continuous signal from the load-sensing circuit for detecting interpretation and give motor driver to assign instruction, and this microprocessing unit key has several arithmetic expressions in addition.
One motor driver, it can accept the instruction from microprocessing unit, order drives the motor order race band of treadmill and does the variation that angle tilts, and the speed sensor of this motor driver and a detecting race tape speed links in addition, and this speed sensor is connected with microprocessing unit simultaneously.
3, the system with current loading difference adjustment running machine running tape speed as claimed in claim 1 or 2, it is characterized in that: this microprocessing unit links with an operation interface and a display in addition.
4, the system with current loading difference adjustment running machine running tape speed as claimed in claim 3, it is characterized in that: this microprocessing unit, operation interface, display are installed on the instrument board.
5, the system with current loading difference adjustment running machine running tape speed as claimed in claim 1 or 2, it is characterized in that: this microprocessing unit key has an automatic power-down circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101042027A CN1319609C (en) | 2004-12-15 | 2004-12-15 | System to adjusting running machine running belt velocity according to the current loading difference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004101042027A CN1319609C (en) | 2004-12-15 | 2004-12-15 | System to adjusting running machine running belt velocity according to the current loading difference |
Publications (2)
| Publication Number | Publication Date |
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| CN1621111A CN1621111A (en) | 2005-06-01 |
| CN1319609C true CN1319609C (en) | 2007-06-06 |
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| CNB2004101042027A Expired - Fee Related CN1319609C (en) | 2004-12-15 | 2004-12-15 | System to adjusting running machine running belt velocity according to the current loading difference |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109432694A (en) * | 2018-08-20 | 2019-03-08 | 刘志鹏 | A kind of treadmill |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101766891B (en) * | 2010-01-14 | 2012-07-11 | 寰宇电控股份有限公司 | Motion control system, motion platform and controller for motion platform |
| CN101766890B (en) * | 2010-01-14 | 2012-10-03 | 寰宇电控股份有限公司 | Motion control system, motion platform and controller for motion platform |
| CN104307140B (en) * | 2014-10-24 | 2016-10-26 | 河北工程大学 | Treadmill |
| CN104645554A (en) * | 2015-02-02 | 2015-05-27 | 厦门群鑫机械工业有限公司 | Treadmill with automatic speed regulating function and automatic speed regulating method thereof |
| CN107690347A (en) * | 2016-06-21 | 2018-02-13 | 深圳市屹石科技股份有限公司 | The control method and system of treadmill |
| CN107438461A (en) * | 2017-06-01 | 2017-12-05 | 深圳市屹石科技股份有限公司 | Step-recording method and treadmill |
| CN108939413A (en) * | 2018-08-20 | 2018-12-07 | 刘志鹏 | A kind of treadmill |
| CN109289155A (en) * | 2018-08-20 | 2019-02-01 | 刘志鹏 | A kind of treadmill method for control speed and system |
| CN109091805A (en) * | 2018-09-07 | 2018-12-28 | 刘志鹏 | A kind of treadmill |
| CN109200531A (en) * | 2018-09-07 | 2019-01-15 | 刘志鹏 | A kind of treadmill |
| CN109126026A (en) * | 2018-09-07 | 2019-01-04 | 刘志鹏 | A kind of treadmill |
| CN109091804A (en) * | 2018-09-07 | 2018-12-28 | 刘志鹏 | A kind of treadmill |
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| CN1621111A (en) | 2005-06-01 |
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