CN108355306A - A kind of Spinning steps on frequency detection training method - Google Patents
A kind of Spinning steps on frequency detection training method Download PDFInfo
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- CN108355306A CN108355306A CN201810180696.9A CN201810180696A CN108355306A CN 108355306 A CN108355306 A CN 108355306A CN 201810180696 A CN201810180696 A CN 201810180696A CN 108355306 A CN108355306 A CN 108355306A
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
- A63B22/06—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement
- A63B22/0605—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement performing a circular movement, e.g. ergometers
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/005—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters
- A63B21/0051—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters using eddy currents induced in moved elements, e.g. by permanent magnets
- A63B21/0052—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters using eddy currents induced in moved elements, e.g. by permanent magnets induced by electromagnets
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/005—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters
- A63B21/0053—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters using alternators or dynamos
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B24/00—Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
- A63B24/0087—Electric or electronic controls for exercising apparatus of groups A63B21/00 - A63B23/00, e.g. controlling load
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
- A63B2071/0625—Emitting sound, noise or music
- A63B2071/063—Spoken or verbal instructions
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B2071/065—Visualisation of specific exercise parameters
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/17—Counting, e.g. counting periodical movements, revolutions or cycles, or including further data processing to determine distances or speed
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/30—Speed
- A63B2220/34—Angular speed
- A63B2220/35—Spin
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/64—Frequency, e.g. of vibration oscillation
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Abstract
The invention discloses a kind of Spinnings to step on frequency detection training method, including step has：Sensor, sample collection, data storage, adjustment sensor and detection in real time are set.Wheel speed measurement sensor can be set by these steps on Spinning wheel and crank rolling velocity measurement sensor is set on crank, interconnected with the controller network.In sample collection, the mapping relations library of foundation wheel tarnsition velocity and crank angle speed can be obtained by actual measurement wheel tarnsition velocity in real-time detection and step on frequency value in real time.In addition, also realizing measurement under the conditions of different resistances to stepping on frequency by the way that drag regulator is arranged.It is applied widely present invention may apply to common Spinning, it is small to the transformation of Spinning change, to stepping on the accuracy of measurement height of frequency value and real-time, and it can be not only suitable for family's use and be also applied for gymnasium using with the network interconnection.
Description
Technical field
The invention belongs to body building technical fields, and frequency detection training method is stepped on more particularly to a kind of Spinning.
Background technology
As national physical training is universal, the exercise in gymnasium needs more scientific and effective data to support.
In Spinning training, need to detect that sportsman rides on Spinning steps on frequency value, but to stepping on value frequently
It detects in real time more complicated, needs to detect the crank of Spinning or foot-operated rotation situation in real time, and will also be dynamic single
The crank of vehicle or foot-operated installation measuring device, and installation measuring device is carried out in existing Spinning can influence Spinning
Normal use, can also increase hardware cost.
For this reason, it may be necessary to provide a kind of foot pedal structure not influencing Spinning, while can also accurately measure dynamic single
Vehicle steps on the detection training method of frequency.
Invention content
The invention mainly solves the technical problem of providing a kind of Spinnings to step on frequency detection training method, solves existing skill
Spinning steps on frequency evidence and is difficult to acquire and improve the problem of stepping on frequency measured value accuracy in art.
In order to solve the above technical problems, one aspect of the present invention is：It a kind of Spinning is provided steps on frequency and examine
Training method is surveyed, is included the following steps：Sensor is set, and setting vehicle wheel rotational speed measurement senses on the wheel on Spinning
Crank rolling velocity measurement sensor is set on device, and the foot pedal in Spinning, crank or sportsman's legs and feet；Sample is adopted
Collection, the Spinning of continuously riding pass through the rotational angular velocity of wheel described in the vehicle wheel rotational speed measurement sensor measurement
Sample value VY1, while the sample value VQ2 of the rotational angular velocity of the crank is measured by the crank rolling velocity measurement sensor,
The calculated value FQ2 that the rotational frequency of the crank is calculated by the sample value VQ2 of the rotational angular velocity of the crank, establishes the vehicle
Mapping relations between the sample value VY1 of the rotational angular velocity of wheel and the calculated value FQ2 of the rotational frequency of the crank；Data are deposited
Storage, by the mapping between the calculated value FQ2 of the rotational frequency of the sample value VY1 of the rotational angular velocity of the wheel and the crank
Relationship is stored, and is established rotating speed and is stepped on frequency inquiry database；Sensor is adjusted, it will be on the foot pedal or crank of the Spinning
Crank rolling velocity measurement sensor remove, be only remained in the vehicle wheel rotational speed measurement sensor being arranged on the wheel on Spinning；
Detection, the Spinning of riding measure the angle of rotation of the wheel by the vehicle wheel rotational speed measurement sensor in real time in real time
The measured value VS1 of speed steps on frequency inquiry database by inquiring the rotating speed, obtains the corresponding cranks of the measured value VS1
Rotational frequency, that as surveys steps on frequency value.
It steps in frequency detection another embodiment of training method in Spinning of the present invention, in the setting sensor, also wraps
Setting resistance detection sensor is included, the resistance detection sensor detection is applied to the rotary resistance of the wheel of the Spinning
ZL1。
It is stepped in frequency detection another embodiment of training method in Spinning of the present invention, in the sample collection, the vehicle
It is also wrapped in mapping relations between the sample value VY1 of the rotational angular velocity of wheel and the calculated value FQ2 of the rotational frequency of the crank
Include the rotary resistance ZL1 for the wheel for being applied to the Spinning.
It is stepped in frequency detection another embodiment of training method in Spinning of the present invention, in the real-time detection, inquires institute
It states when rotating speed steps on frequency inquiry database and also to be obtained described corresponding to the rotary resistance ZL1 for the wheel for inquiring the Spinning
Under the conditions of rotary resistance ZL1, the rotational frequency of the corresponding crank of the measured value VS1, what is as surveyed steps on frequency value.
It is stepped in frequency detection another embodiment of training method in Spinning of the present invention, in the real-time detection, when described
When the rotary resistance ZL1 of the wheel of Spinning is remained unchanged, if the measured value VS1 for measuring the rotational angular velocity of the wheel subtracts
Small, then do not export actual measurement steps on frequency value, defeated if the measured value VS1 for measuring the rotational angular velocity of the wheel increases or keeps
Go out actual measurement steps on frequency value.
Spinning of the present invention step on frequency detection another embodiment of training method in, the vehicle wheel rotational speed measurement sensor and
The data of acquisition are transferred to controller by crank rolling velocity measurement sensor by cable network or wireless network, are carried out by controller
It calculates and establishes rotating speed and step on frequency inquiry database.
It is stepped in frequency detection another embodiment of training method in Spinning of the present invention, in the real-time detection, the control
The value frequently of stepping on of the actual measurement is also shown by display screen or is entered for by speaker sound by device.
It is stepped in frequency detection another embodiment of training method in Spinning of the present invention, the wheel speed measurement sensor includes setting
The induced magnet on Spinning wheel is set, and closes on the tongue tube being arranged on the fixed frame of the wheel, when described
When induced magnet is with the vehicle wheel rotation, when closed on each time by the tongue tube, the contact in the tongue tube is attracted, institute
When stating induced magnet far from the tongue tube, the contact in the tongue tube disconnects, the tongue tube and switch detection circuit electricity
Thus contact in the tongue tube is attracted or disconnection is converted to vehicle wheel rotation and detects signal, passes through the wheel and turn by connection
Dynamic detection signal obtains the wheel tarnsition velocity.
It is stepped in frequency detection another embodiment of training method in Spinning of the present invention, when the crank rolling velocity measurement sensor
It is arranged when on the foot pedal or crank of the Spinning, the crank rolling velocity measurement sensor includes being arranged on the inside of crank
Induced magnet, and the tongue tube that crankshaft is arranged on chain cover is closed on, when the induced magnet is rotated with the crank
When, when closed on each time by the tongue tube, the contact in the tongue tube is attracted, and the induced magnet is far from the dry spring
Guan Shi, the contact in the tongue tube disconnect, and the tongue tube is electrically connected with switch detection circuit, thus will be in the tongue tube
Contact be attracted or disconnect and be converted to crank rotation detection signal, pass through the crank rotation detection signal and obtain the crank and turn
Dynamic angular speed.
The beneficial effects of the invention are as follows：The invention discloses a kind of Spinnings to step on frequency detection training method, including step
Have：Sensor, sample collection, data storage, adjustment sensor and detection in real time are set.It can be dynamic single by these steps
On vehicle wheel be arranged wheel speed measurement sensor and on crank be arranged crank rolling velocity measurement sensor, with the controller link
Network interconnects.In sample collection, the mapping relations library of wheel tarnsition velocity and crank angle speed is established, in real-time detection,
It can be obtained in real time by actual measurement wheel tarnsition velocity and step on frequency value.In addition, also being realized in difference by the way that drag regulator is arranged
To stepping on the measurement of frequency under the conditions of resistance.It is applied widely present invention may apply to common Spinning, Spinning is changed
It is small to make change, to stepping on the frequency accuracy of measurement height of value and real-time, and family's use can be not only suitable for the network interconnection
It is used suitable for gymnasium.
Description of the drawings
Fig. 1 is the composition schematic diagram that Spinning steps on that frequency detects one embodiment of training system；
Fig. 2 is the drag regulator composition schematic diagram that Spinning steps on that frequency detects another embodiment of training system；
Fig. 3 is the drag regulator composition schematic diagram that Spinning steps on that frequency detects another embodiment of training system；
Fig. 4 is the drag regulator composition schematic diagram that Spinning steps on that frequency detects another embodiment of training system；
Fig. 5 is the drag regulator composition schematic diagram that Spinning steps on that frequency detects another embodiment of training system；
Fig. 6 is the flow chart that Spinning steps on that frequency detects one embodiment of training method；
Specific implementation mode
To facilitate the understanding of the present invention, in the following with reference to the drawings and specific embodiments, the present invention will be described in more detail.
The preferred embodiment of the present invention is given in attached drawing.But the present invention can realize in many different forms, and it is unlimited
In this specification described embodiment.Make to the disclosure on the contrary, purpose of providing these embodiments is
Understand more thorough and comprehensive.
It should be noted that unless otherwise defined, all technical and scientific terms used in this specification with belong to
The normally understood meaning of those skilled in the art of the present invention is identical.Used term in the description of the invention
It is to be not intended to the limitation present invention to describe the purpose of specific embodiment.
Below in conjunction with the accompanying drawings, each embodiment is described in detail.
Fig. 1 is the composition schematic diagram that Spinning steps on that frequency detects one embodiment of training system.Wherein, in Spinning 10
On, which includes controller 202, the wheel speed measurement sensor 201 that is arranged on Spinning wheel 102, the control
Device 202 processed and 201 network interconnection of wheel speed measurement sensor, which further includes crank rolling velocity measurement sensor 203.
When sampled measurements, the crank rolling velocity measurement sensor 203 is installed at the foot pedal of the Spinning, crank or rides
Schematically shown on sportsman's legs and feet, in Fig. 1 crank rolling velocity measurement sensor 203 be arranged on crank 101, and with controller 202
The network interconnection, the controller 202 pass through the wheel speed measurement sensor 201 and the crank rolling velocity measurement sensor respectively
203 obtain wheel tarnsition velocity and crank angle speed, and the mapping for establishing the wheel tarnsition velocity and crank angle speed is closed
It is library, and is stored in the memory being electrically connected with the controller 202；When training in use, the crank rolling velocity measures biography
Sensor 203 is removed from the foot pedal of the Spinning, crank or sportsman's legs and feet of riding, no longer with the controller
202 network interconnections, the controller 202 obtain wheel tarnsition velocity by the wheel speed measurement sensor 201 in real time, then by looking into
The mapping relations library for asking the wheel tarnsition velocity and crank angle speed, that is surveyed steps on frequency value.
Display controller 202 is arranged on the handlebar of Spinning 10 in Fig. 1, and body-building person can be manual in ride
Manipulate the controller 202, realize the detection to stepping on frequency, this mode is suitable for the Spinning that family uses, controller 202 with
It can also be wireless interconnected that the mode of 201 network interconnection of wheel speed measurement sensor, which can be wired interconnection,.Preferably, controller
It can be arranged elsewhere, such as multiple Spinnings can be shared a controller in gymnasium, realize to more
The centralized and unified control of Spinning.
In embodiment illustrated in fig. 1, the test to stepping on frequency uses method stage by stage, i.e. the sampled measurements stage and training makes
Use the stage.In the sampled measurements stage, foot pedal, crank that crank rolling velocity measurement sensor 203 is attached to Spinning are needed
Or sportsman's legs and feet of riding, it is this its purpose is to obtain the mapping relations of wheel tarnsition velocity and crank angle speed
Mapping relations are with specificity also with stability, and specificity refers to the individual difference of Spinning, it is however generally that same batch
Spinning there is close characteristic, but in order to obtain more accurate measurement data, it is desired nonetheless to specifically to each
Bicycle carries out practical measurement.Stability refers to then the same wheel tarnsition velocity of Spinning and reflecting for crank angle speed
Penetrate relationship have be relatively fixed stable characteristic.Therefore, the relationship between the two rotational angular velocity is obtained in the sampled measurements stage
Afterwards, only need measurement wheel tarnsition velocity that can obtain crank rotation according to stored correspondence in training service stage
Angular speed can be directly converted by the angular speed and step on frequency value, because step on frequency value reflection is exactly that unit interval inside crank is ridden
The turnning circle stepped on.
Embodiment illustrated in fig. 1 advantageously reduces the use of sensor, because sample phase is only needed to obtain mapping relations i.e.
Can, these work can be completed before Spinning dispatches from the factory, naturally it is also possible to install crank rolling velocity measurement sensor additional as needed
Double measurement after being dispatched from the factory or repeatedly measurement, remove after being measured and install crank rolling velocity measurement sensor additional, so not again
Training of riding can be impacted.In addition, embodiment illustrated in fig. 1 contributes to a vehicle one to measure, may be implemented accurately to measure, it can be with
Modification is corrected to mapping relations, such as after longer using the Spinning time, due to the degree of lubrication etc. of Spinning
Factor changes, and takes turns the mapping relations of tarnsition velocity and crank angle speed and can change, can carry out again as needed
Retraining uses after sampled measurements.
In order to preferably ensure that wheel speed measurement sensor 201 and crank rolling velocity measurement sensor 203 install additional and removal, also into
One step provides the embodiment of both sensors.
Preferably, the vehicle wheel rotational speed measurement sensor includes the induced magnet being arranged on Spinning wheel, and
The tongue tube being arranged on the fixed frame of the wheel is closed on, when the induced magnet is with the vehicle wheel rotation, is faced each time
When closely passing through the tongue tube, the contact in the tongue tube is attracted, described dry when the induced magnet is far from the tongue tube
Contact in reed pipe disconnects, and the tongue tube is electrically connected with switch detection circuit, is thus attracted the contact in the tongue tube
Or disconnect and be converted to vehicle wheel rotation detection signal, detecting signal by the vehicle wheel rotation obtains the wheel tarnsition velocity.Therefore,
The characteristics of being attracted by tongue tube with disconnecting, is attracted tongue tube is acquired record with disconnection in time, dry in this way
Reed pipe is often attracted once, shows Spinning vehicle wheel rotation one week, and the frequency being attracted then reflects the speed of vehicle wheel rotation.It should
Tongue tube collected with connecting valve detection circuit can be attracted the case where being changed over time with disconnection, thus further real-time to obtain
To the rotational angular velocity of wheel.
Preferably, similar with vehicle wheel rotational speed measurement sensor, when the crank rolling velocity measurement sensor is arranged described
When on the foot pedal or crank of Spinning, the crank rolling velocity measurement sensor includes the induction magnetic being arranged on the inside of crank
Iron, and the tongue tube that crankshaft is arranged on chain cover is closed on, when the induced magnet is rotated with the crank, each time
When closing on by the tongue tube, the contact in the tongue tube is attracted, described when the induced magnet is far from the tongue tube
Contact in tongue tube disconnects, and the tongue tube is electrically connected with switch detection circuit, thus inhales the contact in the tongue tube
It closes or disconnects and be converted to crank rotation detection signal, the crank angle speed is obtained by the crank rotation detection signal
Degree.Technical solution identical with vehicle wheel rotational speed measurement sensor is employed herein, this is because being installed additional on foot pedal or crank
All very convenient with removal induced magnet and tongue tube, also there is the two components smaller volume to facilitate fixed installation and tear open
It removes, harmful effect will not be caused to bicycle structure.
Preferably, above-mentioned tongue tube can also be replaced by Hall sensor, can further increase monitoring accuracy.
By the above-mentioned means, magnet is rotated with wheel or is rotated with crank, and tongue tube and correlation detecting circuit are set
It sets on fixed frame, is easily installed and removes in this way, because of the volume very little that magnet can be done, be fixed i.e. by bonding
Intensity requirement can be met, and tongue tube and correlation detecting circuit are fixed on fixed frame or chain cover, can ensure magnet rotors
When each rotation can so that tongue tube is attracted and disconnects primary, fixed position also there are many selection, is conveniently configured, makes
It obtains general Spinning and installs sensor additional by way of this peripheral hardware, realize the accurate measurement to stepping on frequency.
In addition, after frequency value is stepped in acquisition, record storage can also be carried out in several ways or be shown presentation.It is excellent
Choosing, it further includes the display being connected with the controller that the Spinning, which steps on frequency detection training system, and the display is aobvious
That shows the actual measurement steps on frequency value.For example, being provided with display on the handlebar of Spinning, which, which can show, steps on frequency
Value.It is further preferred that it further includes the loud speaker device being connected with the controller that the Spinning, which steps on frequency detection training system,
The loud speaker enter for the actual measurement step on frequency value.It is showed by picture and text and sound and steps on frequency value, can provided, be conducive in real time
Motion reference is provided for body-building person in the training process, rationally adjusts movement rhythm and amount of exercise, is especially following coach same
When step training, be conducive to quickly and accurately be synchronized on the kinematic parameter that coach requires.
Further, be provided with multigroup training course in the controller, each training course is corresponding be one at any time
Between and frequency value is stepped in the reference that changes, after starting training, with reference to frequency value is stepped at any time and adjustment changes, and shown and entered for,
And body-building person then constantly adjusts the value frequently of stepping on ridden when riding as the variation of frequency value is stepped in the reference so that measured in real time
Step on frequency value always with changing with reference to the variation for stepping on frequency value, such body-building person can complete training course alone, applicable
In the Spinning that family uses.Also, the setting that frequency value changes over time is stepped in reference can be by specialized coaches layout, Huo Zhegen
It is customized according to the training stage of body-building person, it is advantageously implemented trained science and individual difference in this way, more precisely
It is that body-building person provides service.
Preferably, the controller can access body-building remote control table, the body-building remote control by internet
Platform can be to download training course to the controller, and controller can also be by the hands-on situation of training course each time
The body-building remote control table is transferred to after being recorded, by body-building remote control table further to the training feelings of body-building person
Condition is stored and is analyzed, and further provides for fitness program and adjusting training course.Here training course is exactly mainly to wrap
The frequency value of stepping on ridden in a section training course is included to change with time.
Above-described embodiment is to step on frequency detecting system under the conditions of fixed resistance with Spinning, and can also in practical application
There are the case where change Spinning resistance, after resistance condition changes, the correspondence between vehicle wheel rotational speed and crank rolling velocity
It can change, therefore the system being detected under the conditions of different resistances to stepping on frequency should be set up.
Preferably, it further includes being arranged on the wheel of the Spinning that the Spinning, which steps on frequency detection training system,
There are drag regulator, the drag regulator to be interconnected with the controller network, the controller passes through the resistance tune
Regulating device changes the resistance being applied on the wheel of the Spinning, and is also collected by the drag regulator
It is applied to the Resistance Value of the Spinning, establishes the mapping relations Ku Shibao of the wheel tarnsition velocity and crank angle speed
It includes using the Resistance Value as qualifications.
Further, when training in use, the controller by the drag regulator obtain actual measurement Resistance Value, and
Wheel tarnsition velocity is obtained in real time by the wheel speed measurement sensor then using the actual measurement Resistance Value as qualifications to pass through
The mapping relations library for inquiring the wheel tarnsition velocity and crank angle speed, that is surveyed steps on frequency value.
Preferably, the drag regulator includes modulator and the same movement electricity turned of wheel with the Spinning
The rotary resistance of machine, the motion motor is controlled by the modulator, and the Resistance Value of the rotary resistance is also by the modulator
Measure acquisition.
Further, drag regulator embodiment as shown in Figure 2, the Spinning drag regulator, including set
The modulator 11 on Spinning and the same motion motor 12 turned of wheel with the Spinning are set, motion motor 12 is logical
It is normally placed in the rotation shaft of wheel of Spinning, therefore can be rotated with vehicle wheel rotation.Modulator 11 and the motion motor
12 electrical connections, wherein modulator 11 includes CPU111, PWM module 112, VRM Voltage Regulator Module 113 and A/D modules 114, movement
Motor 12 includes powered coil 122 and resistance coil 121, the output end of the PWM module 112 and the VRM Voltage Regulator Module
113 control terminal electrical connection, the output end of the VRM Voltage Regulator Module 113 are electrically connected with the terminals of the resistance coil 121,
Thus resistance voltage, the terminals of the powered coil 122 and the VRM Voltage Regulator Module are inputted to the resistance coil 121
113 input terminal electrical connection, the power voltage that thus powered coil 122 generates are input to the VRM Voltage Regulator Module 113
Input terminal and the output end of the VRM Voltage Regulator Module 113 be also electrically connected with the sampling end of the A/D modules 114, it is described
A/D modules 114 are sampled to obtain resistance voltage value to the resistance voltage that the VRM Voltage Regulator Module 113 exports, described
CPU111 controls the PWM module 112 according to the resistance voltage value and generates pwm control signal, and is input to the voltage tune
Save module 113 so that the resistance voltage that the VRM Voltage Regulator Module 113 exports keeps stablizing output.
Here, motion motor is the motor that is installed on sports bicycle wheel and can be rotated synchronously with wheel, the electricity
Machine is provided with powered coil, also referred to as rotor coil, which rotates synchronously with wheel, power during rotation
In the conducting wire cutting motor wound on coil magnet generate magnetic field and electric current is generated on conducting wire, motion motor load it is constant
In the case of, the electric current the big, and the power voltage exported by powered coil terminals is bigger, and the size of electric current and wheel
Rotating speed is directly proportional.Therefore, the faster voltage value by powered coil output of Spinning speed when riding is higher.In addition, at this
Resistance coil is additionally provided in motion motor, which is that the coil for generating drag effect can be rotated to powered coil,
Such as magnet exciting coil, the mechanism of action are by applying resistance voltage to the terminals of resistance coil, will be encouraged in resistance coil
Magnetoelectricity miscarriage life, the exciting current of the generation may be constructed an excitation field again, when powered coil is in the excitation field transfer
Induced voltage can be generated when dynamic, which, which rotates powered coil, generates resistance, and resistance voltage is bigger to dynamic
The resistance that the rotation of line of force circle generates is also bigger.
In FIG. 1 it can be seen that VRM Voltage Regulator Module 113 inputs resistance voltage, and the resistance voltage to resistance coil 121
It is to be regulated and controled to be obtained to the power electric pressure of input under pwm control signal effect, and power voltage is by the power line
What circle 122 generated, which is generated by PWM module 112.Therefore, resistance voltage source is in power voltage, but controlled
In PWM module 112, so resistance voltage is not to be applied on Spinning always, after only Spinning is ridden, vehicle
Wheel rotation just will produce resistance voltage, because this when just will produce power voltage because of vehicle wheel rotation, it is clear that the embodiment has
Have the effect of power saving, and entire Spinning drag regulator can also be rotated by motion motor after power and work,
It need not additionally power, further save electric energy, there is environmentally protective effect.
In order to further realize the control accurate to riding resistance, it is necessary to the resistance voltage of VRM Voltage Regulator Module output
Accurately regulated and controled, ensures that the resistance voltage output is stablized, and can be adjusted and be operated under the conditions of different resistances.For
This, the resistance voltage that A/D modules 114 export VRM Voltage Regulator Module 113 samples, the resistance that CPU111 is further obtained
Power voltage value, if the value is higher than preset reference value, CPU111 exports control signal to PWM module 112 so that PWM moulds
The duty ratio for the pwm signal that block 112 generates reduces, so that the ratio that power voltage is converted to resistance voltage reduces, to
Reduce resistance voltage value；If CPU111, which detects the obtained resistance voltage value by A/D modules 114, is less than preset reference value
When, then CPU111 exports control signal to PWM module 112 so that and the duty ratio for the pwm signal that PWM module 112 generates improves,
So that the ratio that power voltage is converted to resistance voltage increases, to improve resistance voltage value.Dynamic inspection in this way
It surveys and regulates and controls so that the resistance voltage value that the VRM Voltage Regulator Module 113 exports keeps stablizing.
In addition, the change of the duty ratio of the pwm signal is also related with the size of power voltage, when the resistance electricity for needing to export
Pressure is kept under the premise of stablizing, and when power electric is pressed with larger output, then the duty ratio of pwm signal can reduce, and work as power electric
When being pressed with smaller output, then the duty ratio of pwm signal can increase.
Further, it when needing to convert resistance voltage value, then needs to change preset reference value, it in addition also will be in conjunction with dynamic
The power voltage value that line of force circle exports in real time, the duty ratio for the pwm signal that Reasonable Regulation And Control PWM module 112 generates so that the electricity
The resistance voltage value that pressure adjustment module 113 exports is stabilized in another reference value.
On the basis of embodiment shown in Fig. 2, Fig. 3 shows further another implementation of Spinning drag regulator
Example.Repeated no more with same section in Fig. 2, the main distinction be the terminals of the powered coil 122 also with the A/D modules
114 another sampling end electrical connection, the power electric pressure that the A/D modules 114 export the powered coil 122 are adopted
Sample obtains power voltage value, and the CPU calculates the aerodynamic power value of the motion motor, Yi Jigen according to the power voltage value
The pwm signal for exporting PWM module can be fast implemented according to power voltage value to be adjusted.
It can be seen that the A/D modules 114, which not only acquire resistance voltage value, also further acquires power voltage value, favorably
In the aerodynamic power calculated according to power voltage value and exported and shown, acquire out user ride take exercise generate power work(
Rate.In addition, obtained power voltage value after sampling is read by CPU, is conducive to the control PWM module of more accurate quick
Output pwm signal can be kept according to the real-time change situation of power voltage to control the resistance voltage of VRM Voltage Regulator Module output
Stablize.And PWM module is adjusted simply by the monistic acquisition resistance voltage value of A/D modules in the embodiment depicted in figure 2
Output, embodiment illustrated in fig. 3 will have in terms of the accuracy regulated the speed and adjusted and be obviously improved, because CPU can be simultaneously
Resistance voltage value and power voltage value are obtained, can thus carry out calculating or according to the corresponding PWM of the data base querying to prestore
The output situation of signal and control PWM module signal output.
It is further preferred that the CPU calculates the consumption performance number of the resistance coil also according to the resistance voltage value.
This is also after being sampled to resistance voltage by A/D modules 114, then is calculated and completed by CPU.It can be with by calculating power consumption number
Obtain the power consumption situation of resistance coil.
On the basis of embodiment shown in Fig. 3, Fig. 4 shows further another implementation of Spinning drag regulator
Example.It is repeated no more with same section in Fig. 3, the motion motor 12 further includes rotational pulse output end 123, the modulator 11
Further include timer counter module 115, the rotational pulse output end 123 is electrically connected with the timer counter module 115, thus institute
The pulse signal for stating the generation output of rotational pulse output end 123 is measured by the timer counter module 115, and obtains the innervation
The rotating speed of the wheel of bicycle.
With this as it can be seen that CPU can obtain the rotating speed of wheel, be conducive to measure riding speed, distance of riding.Cause
This, can replace wheel speed measurement sensor above-mentioned by embodiment described in Fig. 4, but in Spinning drag regulator
It is directly integrated the measurement to vehicle wheel rotational speed, the device for constituting a resistance regulation and vehicle wheel rotational speed while measuring.
On the basis of embodiment shown in Fig. 4, Fig. 5 shows further another implementation of Spinning drag regulator
Example.It is repeated no more with same section in Fig. 4, the main distinction is that the modulator 11 further includes communication interface 116, the innervation
Bicycle drag regulator communicates interconnection with controller by the communication interface 116, thus receives the control of the controller
Instruction, and send running parameter to the controller.
Here, the controller of Spinning refers to some switch, knob or the buttons being arranged on Spinning, thus may be used
To carry out human intervention or regulation and control to riding for Spinning, such as increase resistance, reduction resistance etc. are controlled to adjust.Cause
This, after being interconnected with communication interface, Spinning can both inquire the aerodynamic power of CPU calculating, consumption power, rotating speed, inner
The information such as journey, and control signal can be applied, for example, if to increase resistance, the corresponding reference value of resistance voltage value can be improved
Size, conversely, then reducing the size of the corresponding reference value of resistance voltage value.
It is further preferred that the modulator further includes communication interface, the Spinning drag regulator passes through institute
It states communication interface and communicates interconnection, the network routing device and the individual mobile terminal network interconnection with network routing device, thus
The control instruction of the individual mobile terminal is received, and running parameter is sent to the individual mobile terminal.
Here, network routing device may include the communication equipments such as router, interchanger, it is possible thereby to which Spinning is hindered
Apparatus for adjusting force is linked into internet, such as mobile communications network, internet, in this way can by Spinning with
The individual mobile terminal of user carries out the network interconnection, and user can directly manipulate bicycle by individual mobile terminal, controls
System instruction includes above-mentioned resistance regulation instructs, parameter query instructs etc., and running parameter includes then above-mentioned aerodynamic power value, consumption
The information such as performance number, rotating speed, mileage, Resistance Value.The Spinning used suitable for personal family.
It is further preferred that the modulator further includes communication interface, the Spinning drag regulator passes through institute
It states communication interface and communicates interconnection, the innervation on more Spinnings of the network routing device tandem with network routing device
Bicycle drag regulator, and Spinning training platform is accessed, it is unified to the innervation by the Spinning training platform
Bicycle drag regulator is regulated and controled, including receives the control instruction of the Spinning training platform, and is moved to described
Feel bicycle training platform and sends running parameter.
Here, it is equivalent to and the network interconnection is carried out to the drag regulator of more Spinnings, it is possible thereby to multiple phases
The Spinning of same type is regulated and controled.Wherein, bicycle training platform refer to these bicycles are carried out unified regulation and control control it is flat
Platform or control system, the platform can inquire and control the drag regulator of each Spinning in networking, be suitable for
The concentration training of gymnasium uses.
Further, based on frequency detection training system same design is stepped on Spinning, Fig. 6 additionally provides Spinning and steps on
Frequency detection training method embodiment.In figure 6, it includes step which, which steps on frequency detection training method,：
Step S101：Sensor is set, vehicle wheel rotational speed measurement sensor, Yi Ji are set on the wheel on Spinning
Crank rolling velocity measurement sensor is set on the foot pedal of Spinning, crank or sportsman's legs and feet；
Step S102：Sample collection, the Spinning of continuously riding pass through the vehicle wheel rotational speed measurement sensor measurement
The sample value VY1 of the rotational angular velocity of the wheel, while the crank is measured by the crank rolling velocity measurement sensor
The sample value VQ2 of rotational angular velocity is calculated the rotational frequency of the crank by the sample value VQ2 of the rotational angular velocity of the crank
Calculated value FQ2, establish the calculated value of the sample value VY1 of the rotational angular velocity of the wheel and the rotational frequency of the crank
Mapping relations between FQ2；
Step S103：Data store, by the rotation frequency of the sample value VY1 of the rotational angular velocity of the wheel and the crank
Mapping relations between the calculated value FQ2 of rate are stored, and are established rotating speed and are stepped on frequency inquiry database；
Step S104：Sensor is adjusted, the crank rolling velocity on the foot pedal or crank of the Spinning is measured into sensing
Device removes, and is only remained in the vehicle wheel rotational speed measurement sensor being arranged on the wheel on Spinning；
Step S105：Detection, the Spinning of riding are measured in real time by the vehicle wheel rotational speed measurement sensor in real time
The measured value VS1 of the rotational angular velocity of the wheel steps on frequency inquiry database by inquiring the rotating speed, obtains the measured value
The rotational frequency of the corresponding cranks of VS1, that as surveys steps on frequency value.
Stepped in frequency detection training method embodiment in the Spinning, vehicle wheel rotational speed measurement sensor in step S101 and
The composition of crank rolling velocity measurement sensor and function can be with the explanations of 1 embodiment of reference chart, both sensors are all very
Change on convenient additional common Spinning without causing to Spinning.In step s 102, turn of crank
The relationship of the sample value VQ2 and the calculated value FQ2 of the rotational frequency of the crank of dynamic angular speed are exactly by the angle of rotation speed of crank
Angle value corresponding to the sample value VQ2 of degree divided by rotation one week can be obtained by the calculated value FQ2 of the rotational frequency of crank.
By stepping on frequency detection method embodiment shown in Fig. 6, can be adapted on general Spinning, and install additional and go
Except sensor is all very convenient easy, by establishing vehicle rotating speed in sample phase and stepping on the mapping relations of frequency, and examined in real time
The survey stage only needs to detect that angular speed of wheel can obtain stepping on frequency value by inquiring database, to stepping on the measurement energy of frequency value
It is enough to accomplish in real time accurately.
Preferably, it is arranged in sensor described in step S101, further includes setting resistance detection sensor, the resistance inspection
Survey the rotary resistance ZL1 that sensor detection is applied to the wheel of the Spinning.
Preferably, in the sample collection described in step S102, the sample value VY1 of the rotational angular velocity of the wheel with it is described
It further include the rotation for the wheel for being applied to the Spinning in mapping relations between the calculated value FQ2 of the rotational frequency of crank
Resistance ZL1.Thus it sets up using the rotary resistance ZL1 of the wheel of Spinning as the mapping relations of condition, it in this way can be more
Corresponding mapping table or mapping relations database are obtained in the case of changing rotary resistance.
Preferably, in being detected in real time described in step S105, inquiring will also be corresponding to when the rotating speed steps on frequency inquiry database
The rotary resistance ZL1 for inquiring the wheel of the Spinning is obtained under the conditions of the rotary resistance ZL1, the measured value VS1
The rotational frequency of corresponding crank, that as surveys steps on frequency value.
In conjunction with earlier figures 2 to embodiment illustrated in fig. 5, increase the rotary resistance ZL1 to the wheel of the Spinning here
Measurement and regulation and control, can further obtain on this basis under resistance situation of change to step on frequency value real-time and accurate measurement.Phase
Holding inside the Pass can be with the explanation of reference pair Fig. 2 to embodiment illustrated in fig. 5.
Further, in actual ride, it also will appear the case where bicyclist slowly rides or stops riding, this
When wheel also in rotation process, but will be inaccurate to the measurement for stepping on frequency, therefore the measurement for stepping on frequency is mainly used in and is ridden
Passerby accelerates the state ridden or continuously ridden, and rides for deceleration, should be able to monitor, but can not export and step on frequency
Value.Preferably, in being detected in real time described in step S105, when the rotary resistance ZL1 of the wheel of the Spinning is remained unchanged
When, if the measured value VS1 for measuring the rotational angular velocity of the wheel reduces, do not export actual measurement steps on frequency value, if described in measuring
The measured value VS1 of the rotational angular velocity of wheel increases or keeps, then export actual measurement steps on frequency value.
Preferably, in the storage of step S103 data, the vehicle wheel rotational speed measurement sensor and crank rolling velocity measure sensing
The data of acquisition are transferred to controller by device by cable network or wireless network, are calculated by controller and are established rotating speed and step on
Frequency inquiry database.
Preferably, it is detected in real time described in step S105, the frequency value of stepping on of the actual measurement is also passed through display by the controller
Screen display is entered for by speaker sound.
Preferably, the vehicle wheel rotational speed measurement sensor includes the induced magnet being arranged on Spinning wheel, and
The tongue tube being arranged on the fixed frame of the wheel is closed on, when the induced magnet is with the vehicle wheel rotation, is faced each time
When closely passing through the tongue tube, the contact in the tongue tube is attracted, described dry when the induced magnet is far from the tongue tube
Contact in reed pipe disconnects, and the tongue tube is electrically connected with switch detection circuit, is thus attracted the contact in the tongue tube
Or disconnect and be converted to vehicle wheel rotation detection signal, detecting signal by the vehicle wheel rotation obtains the wheel tarnsition velocity.
Preferably, when the crank rolling velocity measurement sensor is arranged on the foot pedal or crank of the Spinning,
The crank rolling velocity measurement sensor includes the induced magnet being arranged on the inside of crank, and closes on crankshaft and be arranged in chain cover
On tongue tube, when the induced magnet is rotated with the crank, when closed on each time by the tongue tube, the dry spring
Contact in pipe is attracted, and when the induced magnet is far from the tongue tube, the contact in the tongue tube disconnects, the tongue tube
It is electrically connected with switch detection circuit, thus the contact in the tongue tube is attracted or is disconnected to be converted to crank rotation and detect and is believed
Number, the crank angle speed is obtained by the crank rotation detection signal.
By the above-mentioned means, the invention discloses a kind of Spinnings to step on frequency detection training method, including step has：Setting
Sensor, sample collection, data storage, adjustment sensor and detection in real time.It can be in Spinning wheel by these steps
Upper setting wheel speed measurement sensor and the setting crank rolling velocity measurement sensor on crank, it is mutual with the controller network
Connection.In sample collection, the mapping relations library of wheel tarnsition velocity and crank angle speed is established, in real-time detection, is passed through
Actual measurement wheel tarnsition velocity can obtain in real time steps on frequency value.In addition, also being realized in different resistances by the way that drag regulator is arranged
Under the conditions of to stepping on the measurement of frequency.It is applied widely present invention may apply to common Spinning, the transformation of Spinning is changed
It is dynamic small, to stepping on the accuracy of measurement height of frequency value and real-time, and it can be not only suitable for family's use with the network interconnection and be also suitable
It is used in gymnasium.
It should be only above the embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize the present invention
Equivalent structure transformation made by specification and accompanying drawing content, is applied directly or indirectly in other relevant technical fields, and wraps
It includes in the scope of patent protection of the present invention.
Claims (9)
1. a kind of Spinning steps on frequency detection training method, which is characterized in that include the following steps：
Sensor is set, vehicle wheel rotational speed measurement sensor, and the foot in Spinning are set on the wheel on Spinning
Crank rolling velocity measurement sensor is set on pedal, crank or sportsman's legs and feet；
Sample collection, the Spinning of continuously riding pass through turning for wheel described in the vehicle wheel rotational speed measurement sensor measurement
The sample value VY1 of dynamic angular speed, while measuring by the crank rolling velocity measurement sensor rotational angular velocity of the crank
Sample value VQ2 is calculated the calculated value FQ2 of the rotational frequency of the crank by the sample value VQ2 of the rotational angular velocity of the crank,
Establish the mapping between the sample value VY1 of the rotational angular velocity of the wheel and the calculated value FQ2 of the rotational frequency of the crank
Relationship；
Data store, by the calculated value FQ2 of the sample value VY1 of the rotational angular velocity of the wheel and the rotational frequency of the crank
Between mapping relations stored, establish rotating speed step on frequency inquiry database；
Sensor is adjusted, the crank rolling velocity measurement sensor on the foot pedal or crank of the Spinning is removed, is only retained
The vehicle wheel rotational speed measurement sensor being arranged on wheel on Spinning；
Detection in real time, the Spinning of riding measure turning for the wheel in real time by the vehicle wheel rotational speed measurement sensor
The measured value VS1 of dynamic angular speed steps on frequency inquiry database by inquiring the rotating speed, obtains the corresponding songs of the measured value VS1
The rotational frequency of handle, that as surveys steps on frequency value.
2. Spinning according to claim 1 steps on frequency detection training method, which is characterized in that in the setting sensor
In, further include setting resistance detection sensor, the resistance detection sensor detection is applied to the wheel of the Spinning
Rotary resistance ZL1.
3. Spinning according to claim 2 steps on frequency detection training method, which is characterized in that in the sample collection
In, the mapping between the sample value VY1 of the rotational angular velocity of the wheel and the calculated value FQ2 of the rotational frequency of the crank is closed
Further include the rotary resistance ZL1 for the wheel for being applied to the Spinning in system.
4. Spinning according to claim 3 steps on frequency detection training method, which is characterized in that in the real-time detection
In, it inquires when the rotating speed steps on frequency inquiry database and also to be obtained corresponding to the rotary resistance ZL1 for the wheel for inquiring the Spinning
To under the conditions of the rotary resistance ZL1, the rotational frequency of the corresponding crank of the measured value VS1, that as surveys steps on frequency value.
5. Spinning according to claim 4 steps on frequency detection training method, which is characterized in that in the real-time detection
In, when the rotary resistance ZL1 of the wheel of the Spinning is remained unchanged, if measuring the reality of the rotational angular velocity of the wheel
Measured value VS1 reduces, then do not export actual measurement steps on frequency value, if measure the rotational angular velocity of the wheel measured value VS1 increases or
It keeps, then export actual measurement steps on frequency value.
6. Spinning according to claim 5 steps on frequency detection training method, which is characterized in that the vehicle wheel rotational speed measurement
The data of acquisition are transferred to controller by sensor and crank rolling velocity measurement sensor by cable network or wireless network, by controlling
Device processed is calculated and is established rotating speed and steps on frequency inquiry database.
7. Spinning according to claim 6 steps on frequency detection training method, which is characterized in that in the real-time detection,
The value frequently of stepping on of the actual measurement is also shown by display screen or is entered for by speaker sound by the controller.
8. Spinning according to claim 7 steps on frequency detection training method, which is characterized in that the wheel speed measurement sensing
Device includes the induced magnet being arranged on Spinning wheel, and closes on the dry spring being arranged on the fixed frame of the wheel
Pipe, when the induced magnet is with the vehicle wheel rotation, when closed on each time by the tongue tube, touching in the tongue tube
Point is attracted, and when the induced magnet is far from the tongue tube, the contact in the tongue tube disconnects, and the tongue tube is examined with switch
Slowdown monitoring circuit is electrically connected, and is thus attracted the contact in the tongue tube or disconnection is converted to vehicle wheel rotation and detects signal, pass through institute
It states vehicle wheel rotation detection signal and obtains the wheel tarnsition velocity.
9. Spinning according to claim 8 steps on frequency detection training method, which is characterized in that when the crank rolling velocity is surveyed
Quantity sensor is arranged when on the foot pedal or crank of the Spinning, and the crank rolling velocity measurement sensor includes that setting exists
Induced magnet on the inside of crank, and the tongue tube that crankshaft is arranged on chain cover is closed on, when the induced magnet is with described
When crank rotates, when closed on each time by the tongue tube, the contact in the tongue tube is attracted, and the induced magnet is separate
When the tongue tube, the contact in the tongue tube disconnects, and the tongue tube is electrically connected with switch detection circuit, thus will be described
Contact in tongue tube, which is attracted or disconnects, is converted to crank rotation detection signal, and institute is obtained by the crank rotation detection signal
State crank angle speed.
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| CN201810180696.9A CN108355306A (en) | 2018-03-05 | 2018-03-05 | A kind of Spinning steps on frequency detection training method |
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| CN201810180696.9A CN108355306A (en) | 2018-03-05 | 2018-03-05 | A kind of Spinning steps on frequency detection training method |
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| CN111450483A (en) * | 2020-04-01 | 2020-07-28 | 随机漫步(上海)体育科技有限公司 | Method for assisting bicycle training, readable storage medium and electronic device |
| CN112741986A (en) * | 2021-02-26 | 2021-05-04 | 西安理工大学 | Arm strength exercising device |
| CN114432652A (en) * | 2022-03-09 | 2022-05-06 | 沈阳工业大学 | Reluctance type energy feedback power vehicle |
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