CN103893949A - Motion state detection device for body trainer - Google Patents
Motion state detection device for body trainer Download PDFInfo
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- CN103893949A CN103893949A CN201210572155.3A CN201210572155A CN103893949A CN 103893949 A CN103893949 A CN 103893949A CN 201210572155 A CN201210572155 A CN 201210572155A CN 103893949 A CN103893949 A CN 103893949A
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- controller
- motion state
- induced signal
- detection device
- state detection
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Abstract
The invention discloses a motion state detection device for a body trainer. The motion state detection device comprises a detected element, a plurality of sensing elements and a controller. The body trainer comprises a body and a motion device. The detected element can be a permanent magnet and is arranged on the motion device. When a user operates the motion device, the detected element can move along a circular motion trail. Each sensing element is arranged on the body along the motion trail so as to generate sensing signals according to passing of the detected element. The controller determines the motion state of the user according to the time intervals between the sensing signals, for example, the force application degree of the user is determined according to the rotating speed of the motion device. The motion state detection device for the body trainer is simple in structure and easy to operate, and the practicability is greatly improved.
Description
Technical field
The present invention relates to a kind of checkout gear, particularly a kind of motion state detection device of building exerciser.
Background technology
For common people, the benefit of motion can strengthen cardio-pulmonary function, and can stimulate circulation, and makes people's health; For the patient in rehabilitation, be to utilize motion to regain one's strength and muscular strength.Motion can be divided into outdoor sport and indoor sport haply, in order to move in the limited interior space, gymnasium or rehabilitation hospital are equipped with various building exercisers at present, such as treadmill, exercycle or elliptical machine etc., user also can buy voluntarily building exerciser and be seated in family, allows user be in and also can carry out body building.
Existing building exerciser is mostly provided with detecting element, and the measured signal of detecting element is sent to an arithmetic unit and carries out computing, and the operation result of arithmetic unit is available for users to learn the motion state of itself.
But, known single kind of detecting element mostly can only detect single kind of movable information, and for example rotating speed detecting element can detect rotating speed, direction detecting element only can detection side to, in the time that rotating speed and direction will be detected simultaneously, rotating speed detecting element and direction detecting element must be installed simultaneously.As can be seen here, in the time will obtaining multi-motion information, multiple detecting elements must be installed, cause detecting element to take the space of building exerciser, and make the line configuring of holding wire or power line can become more complicated, assembling to be difficult for.
Summary of the invention
Main purpose of the present invention is to provide a kind of motion state detection device of building exerciser, utilizes simple structure to reach the object that detects multi-motion state.
Checkout gear of the present invention is a body and a telecontrol equipment that is applied to building exerciser, and this checkout gear includes:
One component under test, is arranged on this telecontrol equipment to move along the movement locus of a circulation;
Multiple sensing elements, are arranged on this body along this movement locus, and this component under test moves relative to those sensing elements, and each sense element senses produces an induced signal after component under test; And
One controller, is electrically connected those sensing elements to receive induced signal, and this movement locus is divided into multiple track sections by this controller, and judge user's motion state according to the time of those induced signals each interval in each track section.
The present invention only need to be installed in those sensing elements on the body of building exerciser, and component under test is arranged on telecontrol equipment, for example sensing element can be located on the vehicle frame of exercycle, component under test can be located on crank, in the time that user tramples crank, this component under test can move along circular movement locus, and in the time of component under test process sensing element, sensing element can correspondingly produce induced signal.
When this controller receives after induced signal, can can extrapolate according to the interval time of two sensing elements the rotating speed of telecontrol equipment, can judge telecontrol equipment according to putting in order of received induced signal is forward or reverse, also can judge respectively according to track section the motion state of user's left and right pin (or left hand and right hand).
So this controller can be judged multi-motion state simultaneously, the element that structure of the present invention mainly comprises only has component under test, sensing element and controller, can effectively simplify the configuration of circuit, and make assembling become easy therefore structure of the present invention is quite simple.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Fig. 1: the present invention is applied in the reference diagram of a building exerciser;
Fig. 2: the circuit block diagram of preferred embodiment of the present invention;
Fig. 3: the schematic diagram of preferred embodiment sensing element of the present invention, component under test and movement locus;
Fig. 4: the schematic diagram of the present invention's the second preferred embodiment sensing element, component under test and movement locus.
Wherein, Reference numeral
10 vehicle frame 11 fluted discs
12 chain 13 cranks
14 flywheel 20 detecting units
21～24 the first～four sensing elements
25 component under test 26～29 sensing elements
30 controller 40 movement locus
41 first track section 42 second track sections
43 the 3rd track section 44 the 4th track sections
The specific embodiment
Below in conjunction with accompanying drawing, structural principle of the present invention and operation principle are described in detail:
Please refer to shown in Fig. 1, Fig. 2, checkout gear of the present invention is to be installed on a building exerciser, building exerciser can be exercycle or elliptical machine, this building exerciser consists predominantly of a body and and is arranged on the telecontrol equipment on this body, and this telecontrol equipment is to move along relative this body of movement locus of circulation.
Building exerciser is take fitness equipment as example, and this body is vehicle frame 10, and this telecontrol equipment includes fluted disc 11, chain 12, two cranks 13 and flywheels 14, and in the time that user tramples crank 13 and moves, crank 13 rotates by fluted disc 11 and chain 12 flywheel drivens 14.
Checkout gear of the present invention includes a detecting unit 20 and a controller 30, and this detecting unit 20 is arranged on a side of this vehicle frame 10, supposes that the crank 13 that user's left foot is trampled is provided with this detecting unit 20.This detecting unit 20 includes multiple sensing elements 21～24 and a component under test 25.
This component under test 25 can be permanent magnet or light emitting diode (LED), and the present embodiment is take permanent magnet as example.This component under test 25 is to be installed on this crank 13, please refer to shown in Fig. 3, and in the time that user tramples crank 13 and moves, this crank 13 is to rotate relative to this vehicle frame 10 with an axle center A, and this component under test 25 is moved along the movement locus 40 of a circulation.
Those sensing elements 21～24 can be Hall unit or photo-sensitive cell, and the present embodiment is take Hall unit as example.Those sensing elements 21～24 are installed on this vehicle frame 10 by circuit board respectively and position to movement locus 40 that should component under test 25, and each sensing element 21～24th, produces an induced signal S according to the magnetic field sensing.So in the time that user tramples crank 13 and moves, this component under test 25 is sequentially to pass through those sensing elements 21～24 along movement locus 40, makes those sensing elements 21～24 sequentially produce induced signal S
1～S
4.
Aforementioned component under test 25 is only preferred embodiment with the position of sensing element 21～24, is not used for limiting the present invention.Component under test 25 can be arranged on fluted disc 11 or flywheel 14, moves with the rotation along with fluted disc 11 or flywheel 14, and 21～24 of this sensing elements can be arranged on the position of corresponding component under test 25 on vehicle frame 10, to respond to the magnetic field of component under test 25.In addition, the density distributing when sensing element 21～24 is higher, and the data that this controller 30 is judged are more accurate, and this preferred embodiments is only take four sensing elements 21～24 as example explanation.
This controller 30 those sensing elements 21～24 of electrical connection to be to receive induced signal, and this controller 30 also judges the motion state of this building exerciser according to the time point of those induced signals.Please refer to shown in Fig. 3, in this preferred embodiment, this movement locus 40 can be divided into the first～four isometric track section 41～44, and this detecting unit 20 includes the one first～four sensing element 21～24, and these four sensing elements 21～24 are separately positioned on those sections 41～44.
In the time that user tramples crank 13 and moves, this component under test 25 sequentially passes through those sensing elements 21～24, and when component under test 25 moves after a circle along movement locus 40, those sensing elements 21～24 sequentially produce respectively the first～four detection signal S
1～S
4.This controller 30 is that the interval between two detection signals is sequentially defined as to a very first time T1 (second), one second time T 2 (second), one the 3rd time T 3 (second) and one the 4th time T 4 (second), very first time T1 represents the time that component under test 25 spends through the first track section 41, and the rest may be inferred.
So, obtain after the first～four time T 1～T4 when this controller 30, be to be a total time T (s) by those times totallings, T=T1+T2+T3+T4, this controller 30 is the rotating speed RPM that calculate this crank 13 according to this total time T, RPM=60/T.So, as long as the present invention utilizes a detecting unit 20 can judge the rotating speed RPM of crank 13, represent that user tramples the speed of crank 13.
This controller 30 be except judging rotating speed, also can be according to the forward and backward that receives putting in order of induced signal and judge crank 13.For instance, when this controller 30 sequentially receive those induced signals (...-S
n-S
1-S
2-... S
n-1-S
n-S
1-S
2-..., the quantity that n is sensing element, in the present embodiment, n=4), this first～four induced signal be forward arrange (...-S
4-S
1-S
2-S
3-S
4-...), this controller 30 can judge that this crank 13 is forward; Contrary, when this controller 30 sequentially receive the four～the first induced signal (...-S
4-S
3-S
2-S
1-S
4-...), this first～four induced signal be reversed arrangement (...-S
1-S
n-S
n-1-...-S
2-S
1-S
n-...), this controller 30 can judge that this crank 13 is for reversion.
Further, this controller 30 can judge respectively according to induced signal the application of force degree of the left and right pin of user.Brought forward is stated, the crank 13 that user's left foot is trampled is provided with this detecting unit 20, in general, left foot in first and second track section 41,42 for from top to bottom trampling the easily application of force, this controller 30 can be according to the summation TL of the very first time and the second time, TL=T1+T2, judges the rotating speed RPML of left foot
in like manner, left foot is only driven up traction by crank 13 in the 3rd and the 4th track section 43,44, be right crus of diaphragm in this two tracks section 43,44 for from top to bottom trampling the application of force, therefore this controller 30 can be according to the summation TR of the 3rd time and the 4th time, TR=T3+T4, judge the rotating speed RPMR of right crus of diaphragm
this controller 30 can be judged according to rotating speed RPML, the RPMR of left foot and right crus of diaphragm the application of force degree of left and right pin, when rotating speed is higher, represents that application of force degree is larger.
This controller 30 also can judge respectively according to the length of the first～four time T 1～T4 the work done state of left and right pin, whether slows down or stop the application of force.In first and second track section 41,42, if the second time T 2 compared with very first time T1 long (T2>T1), represents that the application of force degree of left foot in the second track section 42 alleviated or stopped the application of force; In like manner, if the 4th time T 4 is compared with the 3rd time T 3 long (T4>T3), represent that right crus of diaphragm has alleviated or stopped the application of force in the 4th track section 44 application of force degree.
Moreover user can arrange more sensing element in interested track section.For instance, please refer to shown in Fig. 4, take the first track section 41 as example, when user will detect the motion state of left foot at the first track section 41 especially, multiple sensing elements 26～29 can be set in the first track section 41 again, the density that makes sensing element in the first track section 41 is higher than other track sections 42～44, because the density of sensing element in the first track section 41 is higher, therefore this controller 30 can obtain more induced signals from the first track section 41, make testing result more accurate and accurate.
In sum, structure of the detecting device of the present invention is simple and easy to implement, the rotary speed information reflection user's that controller 30 is judged work done degree, therefore user is understood the physical state of oneself, and movement rhythm and the intensity of in time adjustment oneself.
Certainly; the present invention also can have other various embodiments; in the situation that not deviating from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (8)
1. a motion state detection device for building exerciser, is applied to a body and a telecontrol equipment of building exerciser, it is characterized in that, this checkout gear includes:
One component under test, is arranged on this telecontrol equipment to move along the movement locus of a circulation;
Multiple sensing elements, are arranged on this body along this movement locus, and this component under test moves relative to those sensing elements, and each sense element senses produces an induced signal after component under test; And
One controller, is electrically connected those sensing elements to receive induced signal, and this movement locus is divided into multiple track sections by this controller, and judge user's motion state according to the time of those induced signals each interval in each track section.
2. the motion state detection device of building exerciser according to claim 1, is characterized in that, this controller is judged the rotating speed RPM of telecontrol equipment, RPM=60/T according to the sum total T of those induced signals interval times.
3. the motion state detection device of building exerciser according to claim 1, is characterized in that,
Be that forward is arranged when this controller judges received induced signal ...-S
n-S
1-S
2-...-S
n-1-S
n-S
1-S
2-..., judge that this telecontrol equipment is forward, the quantity that n is sensing element; And
Be reversed arrangement when this controller judges received induced signal ...-S
1-S
n-S
n-1-...-S
2-S
1-S
n-..., judge that this telecontrol equipment is for reversion.
4. the motion state detection device of building exerciser according to claim 1, is characterized in that, this controller is judged user's application of force state according to the length of induced signal interval time.
5. the motion state detection device of building exerciser according to claim 1, it is characterized in that, this movement locus is divided into two parts by this controller, and sum up TR the interval time of a part therein according to induced signal and judge one first rotating speed RPMR, induced signal is summed up TL in the interval time of another part and is judged one second rotating speed RPML, wherein:
The sum total of all induced signals interval time is T, T=TR+TL;
6. according to the motion state detection device of the building exerciser described in any one in claim 1 to 5, it is characterized in that the density difference that in the plurality of track section, sensing element distributes.
7. the motion state detection device of building exerciser according to claim 1, is characterized in that,
This controller is judged the rotating speed RPM of telecontrol equipment, RPM=60/T according to the sum total T of those induced signal each interval times;
Be that forward is arranged when this controller judges received induced signal ...-S
n-S
1-S
2-...-S
n-1-S
n-S
1-S
2-..., judge that this telecontrol equipment is forward, the quantity that n is sensing element; Otherwise, judge that this telecontrol equipment is for reversion;
This controller is judged user's application of force state according to the length of induced signal interval time; And
This movement locus is divided into two parts by this controller, and sum up TR and judge one first rotating speed RPMR the interval time of a part therein according to induced signal, induced signal the interval time of another part TL sum total judge one second rotating speed RPML, T=TR+TL,
8. the motion state detection device of building exerciser according to claim 7, the density difference that in the plurality of track section, sensing element distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210572155.3A CN103893949A (en) | 2012-12-25 | 2012-12-25 | Motion state detection device for body trainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210572155.3A CN103893949A (en) | 2012-12-25 | 2012-12-25 | Motion state detection device for body trainer |
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| Publication Number | Publication Date |
|---|---|
| CN103893949A true CN103893949A (en) | 2014-07-02 |
Family
ID=50985715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210572155.3A Pending CN103893949A (en) | 2012-12-25 | 2012-12-25 | Motion state detection device for body trainer |
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| Country | Link |
|---|---|
| CN (1) | CN103893949A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812819A (en) * | 2018-08-09 | 2020-02-21 | 宇康医电股份有限公司 | Sports equipment, sports state detection device and sports state detection method |
| CN114177574A (en) * | 2020-09-15 | 2022-03-15 | 纬创资通股份有限公司 | Training device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2488552Y (en) * | 2001-03-23 | 2002-05-01 | 李金村 | Hand-held roller body-building device with state telling function |
| WO2009034317A2 (en) * | 2007-09-10 | 2009-03-19 | Trixter Plc | Improvements relating to exercise bicycles |
| TWM401123U (en) * | 2010-10-04 | 2011-04-01 | Tonic Fitness Technology Inc | Cyclic tracing detection system of a body training unit |
-
2012
- 2012-12-25 CN CN201210572155.3A patent/CN103893949A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2488552Y (en) * | 2001-03-23 | 2002-05-01 | 李金村 | Hand-held roller body-building device with state telling function |
| WO2009034317A2 (en) * | 2007-09-10 | 2009-03-19 | Trixter Plc | Improvements relating to exercise bicycles |
| TWM401123U (en) * | 2010-10-04 | 2011-04-01 | Tonic Fitness Technology Inc | Cyclic tracing detection system of a body training unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812819A (en) * | 2018-08-09 | 2020-02-21 | 宇康医电股份有限公司 | Sports equipment, sports state detection device and sports state detection method |
| CN110812819B (en) * | 2018-08-09 | 2021-07-27 | 宇康医电股份有限公司 | Sports equipment, sports state detection device and sports state detection method |
| CN114177574A (en) * | 2020-09-15 | 2022-03-15 | 纬创资通股份有限公司 | Training device |
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Application publication date: 20140702 |