CN112221074A - Low-impact treadmill and control method thereof - Google Patents

Low-impact treadmill and control method thereof Download PDF

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Publication number
CN112221074A
CN112221074A CN202011313144.4A CN202011313144A CN112221074A CN 112221074 A CN112221074 A CN 112221074A CN 202011313144 A CN202011313144 A CN 202011313144A CN 112221074 A CN112221074 A CN 112221074A
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CN
China
Prior art keywords
treadmill
track
runner
low
impact
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Pending
Application number
CN202011313144.4A
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Chinese (zh)
Inventor
石桥
李宇鑫
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Individual
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Individual
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Priority to CN202011313144.4A priority Critical patent/CN112221074A/en
Publication of CN112221074A publication Critical patent/CN112221074A/en
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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
    • A63B22/02—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills
    • A63B22/0235—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills driven by a motor
    • A63B22/0242—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills driven by a motor with speed variation
    • A63B22/025—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills driven by a motor with speed variation electrically, e.g. D.C. motors with variable speed control
    • 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
    • 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
    • A63B2024/0093—Electric or electronic controls for exercising apparatus of groups A63B21/00 - A63B23/00, e.g. controlling load the load of the exercise apparatus being controlled by performance parameters, e.g. distance 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
    • A63B2220/50—Force related parameters
    • A63B2220/56—Pressure
    • 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
    • A63B2220/80—Special sensors, transducers or devices therefor
    • 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
    • A63B2220/80—Special sensors, transducers or devices therefor
    • A63B2220/802—Ultra-sound sensors
    • 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
    • A63B2220/80—Special sensors, transducers or devices therefor
    • A63B2220/805—Optical or opto-electronic sensors

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Cardiology (AREA)
  • Vascular Medicine (AREA)
  • Rehabilitation Tools (AREA)

Abstract

The invention discloses a low-impact treadmill and a control method thereof. The low-impact treadmill comprises a treadmill and a track which is arranged on the treadmill and is driven to rotate by a motor, wherein the front end of the treadmill is provided with an upright post, the upright post is provided with a handrail and a display screen, the treadmill is provided with a detection sensor for controlling the rotation speed of the track, and the detection sensor is used for sensing whether a runner runs on the track or not and the running speed; the detection sensor is used for sensing whether a runner runs on the crawler belt or not and the running speed; the detection sensor and the driving motor are in signal connection with a central control unit of the treadmill. The invention effectively prevents or effectively reduces the impact damage to the lower limbs of a runner caused by unchanged track speed.

Description

Low-impact treadmill and control method thereof
Technical Field
The invention relates to the technical field of running machines, in particular to a low-impact running machine and a control method thereof.
Background
When a runner runs on the runway, the foot of the runner pedals backwards, the body of the runner moves forwards, the runway on the ground is still, and the runner can naturally stop after running tired. And after running on traditional treadmill, people's health does not move forward, but the high-speed backward motion of track, when runner's foot falls to the ground and contacts the track, very big backward impact force can be given for the foot to the pivoted track, and is different with natural state's running, causes the low limbs damage easily, and when tired wanting to stop, then need jump down the treadmill fast, perhaps reduces the rotational speed of treadmill gradually, slows down gradually and stops again. Otherwise, the user is easy to fall. Since the ground is static when running on level ground, while running on the currently marketed treadmill the treadmill track is moving backwards with the front foot touching the ground (track), which increases the treadmill track's reaction force against the person's legs, and the greater the treadmill speed, the more the surface reaction force increases, the greater the potential risk of injury to the person.
And because the existing treadmill only has a plurality of gears for speed regulation, the user can only passively adapt to running speed after setting the running speed, the speed of the treadmill cannot be changed randomly along with the running speed of the human body, namely, the user needs to adapt to the treadmill instead of the treadmill to adapt to the motion of the human body.
Disclosure of Invention
The invention aims to provide a low-impact treadmill and a control method thereof, aiming at the technical defects in the prior art.
The technical scheme adopted for realizing the purpose of the invention is as follows:
a low impact force treadmill comprises a running platform and a track which is arranged on the running platform and is driven by a motor to rotate, wherein the front end of the running platform is provided with an upright post, the upright post is provided with a handrail and a display screen, the running platform is provided with a detection sensor for controlling the rotation speed of the track, and the detection sensor is used for sensing whether a runner runs on the track or not and the running speed; the detection sensor and the driving motor are in signal connection with a central control unit of the treadmill.
The two groups of tracks are respectively driven by two driving motors and are respectively used for the left foot and the right foot of a runner to move on.
Wherein, the detection sensor comprises two groups of foot induction sensors arranged on the outer side of the upper surface of the running platform.
Wherein, foot inductive sensor is a plurality ofly, installs on the sensor mounting panel.
Wherein the detection sensor comprises a pressure sensor arranged below the crawler and used for detecting the pressure of the surface of the crawler.
Wherein, the pressure sensor under each group of the caterpillar tracks is one or more.
The invention also aims to provide a control method of the low-impact running machine, when a runner is detected to be on the track, the motor is driven to drive the track to rotate, and when the runner is not sensed to be on the track, the motor is driven to act according to a preset control method.
Wherein, it is preferred, when detecting that the runner is run on the treadmill, driving motor drives the track and rotates to real-time running speed according to the runner rotates, back driving motor rotates or stops rotating according to the idle speed when the perception can not be seen the runner and run on the treadmill.
The invention can detect the position of feet and/or the pressure of the crawler belt by arranging the corresponding detection sensor to judge whether the feet of the runner are on the crawler belt and/or the pressure of the crawler belt, and control the crawler belt to act according to a preset method according to the detection signal of the detection sensor, thereby realizing that the crawler belt of the treadmill moves along with the speed of the runner, enabling the speed of the treadmill to be randomly changed along with the running speed of a human body, and effectively preventing or reducing the impact damage of the constant speed of the crawler belt to the lower limbs of the runner.
Drawings
FIG. 1 is a schematic structural view of the low impact treadmill of the present invention;
FIG. 2 is a schematic view of the mounting location of the under-track sensors of the low impact treadmill of the present invention;
fig. 3 is a schematic diagram of the connection of the central control unit and the detection sensor.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-3, the low impact treadmill 100 of the present invention comprises a treadmill 2 and a track arranged on the treadmill and driven by a motor to rotate, wherein the treadmill has a column at the front end thereof, the column has a handrail and a display screen 1, the treadmill has a detection sensor for controlling the rotation speed of the track, and the detection sensor is used for sensing whether a runner runs on the track and the running speed; the detection sensor is used for signal connection of the driving motor and a central control unit of the treadmill.
Preferably, the two groups of tracks comprise a left-foot track 4 and a right-foot track 3 which are respectively driven by two driving motors (a left driving motor and a right driving motor), and the two groups of tracks 3 are respectively used for the left foot and the right foot of a runner to move on.
The invention installs corresponding detecting sensors at the outer side of the track of the moving unit of the running machine, two feet respectively run (or walk) on different tracks, the left foot steps on the left track and the right foot steps on the right track during running, the two tracks are respectively driven by two driving motors, and the central control unit is used for receiving sensor data and controlling the starting, stopping and rotating speed of the motors. The crawler belt rotates after the sensed feet fall to the ground, stops when the sensed feet are lifted, accelerates when the sensed foot backward pedaling force is large, decelerates when the sensed foot backward pedaling force is small, and does not rotate when a person stands on the crawler belt and does not pedal backward.
In actual operation, the driving motor may not move well from static to high speed, another mode can be provided, namely, the crawler is not static, but moves at low speed and idle speed, and the feet are sensed to move at high speed after landing.
The detection sensors comprise two groups of foot sensing sensors 6 arranged on the outer side of the upper surface of the running platform, each group of foot sensing sensors are arranged on the outer side of the rotating direction of each corresponding group of the crawler belts so as to detect the position states of the left foot and the right foot of a runner, namely, whether the left foot and the right foot are in contact with or separated from the corresponding crawler belts or not, whether the left foot and the right foot are on the crawler belts or not, and the frequency or the speed of the contact with or separation from the crawler belts are judged, so that the speed of the crawler belts is controlled according to the detected position state frequency signals, and the rotating speed of the crawler belts is adapted to the running speed of the.
Specifically, the foot sensors installed at both sides of the treadmill may be a photoelectric sensor, an infrared sensor, an ultrasonic sensor (any sensor) to sense the position state of the runner's feet.
Wherein, the foot induction sensors are a plurality of and are arranged on the sensor mounting plate 5. Sensor mounting panel 5 arrange and extend along the axial direction of running the platform, for the board of a rectangular shape, two sensor mounting panels arrange relatively, can detect the state and the position of the foot on the perception track through the foot inductor.
When the detection sensor is adopted, when a person stands on the running machine to run, when the sensors on the two sides of the running machine feel a signal that feet fall down, the driving motor drives the static crawler belt or the idle-speed rotating crawler belt to start rotating according to the running speed, when the sensors on the two sides cannot sense the feet on the crawler belt, the driving motor stops rotating or rotates in an idle speed mode, and the crawler belt correspondingly stops moving or rotates in an idle speed mode.
Wherein the detection sensor comprises a pressure sensor 9 arranged below each group of the crawler belts and used for detecting the pressure of the surface of the crawler belts.
Wherein, the pressure sensor under each group of the caterpillar tracks is one or more.
When the pressure sensor senses no pressure, the driving motor stops rotating and the crawler stops moving correspondingly. Or when a person stands on the treadmill to run, when the pressure sensor below the crawler senses a pressure signal, the driving motor drives the crawler to rotate according to the running speed (high speed), and when the pressure sensor cannot sense the pressure, the driving motor rotates according to the idle speed (low speed), and the crawler also correspondingly moves in the idle speed. Therefore, the impact of the crawler belt on the lower limbs can be effectively reduced.
Specifically, the pressure sensor may be installed between a driving shaft of a driving roller of the track 3 (both ends of the driving shaft are connected to the bearings 7, the bearings are installed in the bearing seats 8) and the bearing seat support 10 or at any available position, and the central control unit may determine the magnitude of the back pedaling force and the running speed during running through the strength of the signal frequency fed back by the pressure sensor, so as to correspondingly adjust the rotation speed of the driving motor, so that the rotation speed is adapted to the running pace. Of course, the installation manner and structure of the pressure sensor are not limited to the embodiment shown in fig. 2, and any other available installation manner or installation structure may be adopted, and the installation manner and structure are not limited.
Each group of tracks can be also provided with a speed sensor, and the rotating speed of the tracks can be transmitted to a central control unit and collected by the central control unit.
The foot sensor and the pressure sensor can be configured at the same time, one is used for detecting the position state of the foot, and the other is used for detecting the pressure and controlling the running speed. Either only foot sensors or pressure sensors are provided to achieve the purpose of controlling the rotation of the track of the present invention.
The invention also aims to provide a control method of the low-impact running machine, when a runner is detected to be on each group of tracks, the motor is driven to drive the tracks to rotate, and when the runner is not sensed to be on the tracks, the motor is driven to act according to a preset control method.
Wherein, it is preferred, when detecting that the runner is run on the treadmill, driving motor drives the track and rotates to real-time running speed according to the runner rotates, back driving motor rotates or stops rotating according to the idle speed when the perception can not be seen the runner and run on the treadmill.
In the invention, the central control unit can control the two groups of tracks to do interactive motion all the time according to the alternative rhythm of the two feet, and also can control the two groups of tracks to do interactive motion after the running speed is increased and the two feet of the runner do not contact the tracks at the same time, and the two groups of tracks do synchronous motion at the same time after the speed of the runner is reduced.
The above description has been made only for the way of using two sets of crawler belts, and in fact, the crawler belts may be of one set, and are not limited to the embodiment of two sets of crawler belts, and the implementation of the present invention is not affected by whether the crawler belts are of one set or two sets. If two feet move on the crawler belt, when the moving speed is slow, the two feet are both on the crawler belt, the sensor monitors that the feet move, the driving motor normally moves, when the walking speed is accelerated, the sensor still monitors that the feet move on the crawler belt or the driving motor normally moves, when the speed is higher, the two feet leave the crawler belt at the same time, when the feet fall on the ground alternately, the sensor can detect that the feet are empty, the crawler belt does not move, at the moment, the control motor stops rotating, when one foot falls on the ground, the sensor starts the motor to move after sensing, and the process is repeated,
when the running speed is fast and the impact of the running machine on the lower limbs is large, the running posture also has the phenomenon that the feet are separated or are simultaneously lifted off and fall to the ground alternately, and at the moment, the crawler belt of the running machine is controlled to stop, rotate, stop, rotate and stop to reduce the impact on the lower limbs.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A low impact force treadmill comprises a treadmill and a track which is arranged on the treadmill and is driven by a motor to rotate, wherein the front end of the treadmill is provided with an upright post, the upright post is provided with a handrail and a display screen, and the treadmill is characterized in that the treadmill is provided with a detection sensor for controlling the rotation speed of the track, and the detection sensor is used for sensing whether a runner runs on the track and the running speed; the detection sensor and the driving motor are in signal connection with a central control unit of the treadmill.
2. The low impact treadmill of claim 1, wherein the two sets of tracks are driven by two drive motors, the two sets of tracks being adapted to allow a runner's left and right feet to move thereon.
3. The low impact treadmill of claim 1, wherein the detection sensors comprise two sets of foot-sensing sensors disposed outside of the treadmill top surface.
4. The low impact treadmill of claim 3, wherein the foot responsive sensors are a plurality of sensors mounted on a sensor mounting plate.
5. The low impact treadmill of claim 3, wherein the detection sensor comprises a pressure sensor disposed below the track for detecting a pressure of the surface of the track.
6. The low impact treadmill of claim 5, wherein the one or more pressure sensors are located below the tracks.
7. A method for controlling a low-impact treadmill, comprising controlling the low-impact treadmill according to any one of claims 1 to 6, wherein the motor is driven to rotate the track when a runner is detected on the track, and the motor is driven to operate according to a predetermined control method when the runner is not detected on the track.
8. The method of controlling a low-impact treadmill of claim 7, wherein the driving motor rotates the track when it is detected that the runner is running on the treadmill and rotates in real time according to the running speed of the runner, and the driving motor rotates at an idle speed or stops rotating when it is not sensed that the runner is running on the treadmill.
CN202011313144.4A 2020-11-21 2020-11-21 Low-impact treadmill and control method thereof Pending CN112221074A (en)

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Application Number Priority Date Filing Date Title
CN202011313144.4A CN112221074A (en) 2020-11-21 2020-11-21 Low-impact treadmill and control method thereof

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Application Number Priority Date Filing Date Title
CN202011313144.4A CN112221074A (en) 2020-11-21 2020-11-21 Low-impact treadmill and control method thereof

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CN112221074A true CN112221074A (en) 2021-01-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112957665A (en) * 2021-03-05 2021-06-15 季盟健身器械科技（上海）有限公司 Suspension type weight reduction treadmill
CN113537179A (en) * 2021-09-16 2021-10-22 南通嘉蒂体育用品有限公司 Running data processing method based on digital processing
CN115282552A (en) * 2022-09-01 2022-11-04 合肥工业大学 Treadmill driven by double linear motors

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013226173A (en) * 2012-04-24 2013-11-07 Sadamu Mizobuchi Walking exercise apparatus
CN205127280U (en) * 2015-11-12 2016-04-06 杭州睿尊电子商务有限公司 Automatic treadmill of speed governing
CN105999624A (en) * 2016-07-15 2016-10-12 邹峰 Intelligent treadmill
CN108031061A (en) * 2018-01-25 2018-05-15 必革发明（深圳）科技有限公司 Treadmill and its control system
CN110787414A (en) * 2019-11-28 2020-02-14 广州卓远虚拟现实科技有限公司 Treadmill speed control method and device and intelligent treadmill

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013226173A (en) * 2012-04-24 2013-11-07 Sadamu Mizobuchi Walking exercise apparatus
CN205127280U (en) * 2015-11-12 2016-04-06 杭州睿尊电子商务有限公司 Automatic treadmill of speed governing
CN105999624A (en) * 2016-07-15 2016-10-12 邹峰 Intelligent treadmill
CN108031061A (en) * 2018-01-25 2018-05-15 必革发明（深圳）科技有限公司 Treadmill and its control system
CN110787414A (en) * 2019-11-28 2020-02-14 广州卓远虚拟现实科技有限公司 Treadmill speed control method and device and intelligent treadmill

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112957665A (en) * 2021-03-05 2021-06-15 季盟健身器械科技（上海）有限公司 Suspension type weight reduction treadmill
CN113537179A (en) * 2021-09-16 2021-10-22 南通嘉蒂体育用品有限公司 Running data processing method based on digital processing
CN115282552A (en) * 2022-09-01 2022-11-04 合肥工业大学 Treadmill driven by double linear motors
CN115282552B (en) * 2022-09-01 2024-04-30 合肥工业大学 Running machine driven by double linear motors

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Application publication date: 20210115