CN110064174B - Electric resistance-adjusting type upper limb body-building device - Google Patents

Electric resistance-adjusting type upper limb body-building device Download PDF

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Publication number
CN110064174B
CN110064174B CN201910414146.3A CN201910414146A CN110064174B CN 110064174 B CN110064174 B CN 110064174B CN 201910414146 A CN201910414146 A CN 201910414146A CN 110064174 B CN110064174 B CN 110064174B
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China
Prior art keywords
direct current
current motor
steel wire
hole
tension sensor
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Application number
CN201910414146.3A
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Chinese (zh)
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CN110064174A (en
Inventor
王震虎
李文轲
郭鑫宇
武忠飞
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Huanghe Science and Technology College
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Huanghe Science and Technology College
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Priority to CN201910414146.3A priority Critical patent/CN110064174B/en
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/005Exercising 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
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B24/00Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
    • A63B24/0087Electric or electronic controls for exercising apparatus of groups A63B21/00 - A63B23/00, e.g. controlling load
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/06Indicating or scoring devices for games or players, or for other sports activities
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/06Indicating or scoring devices for games or players, or for other sports activities
    • A63B71/0619Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Rehabilitation Tools (AREA)

Abstract

The utility model provides an electrically-regulated resistance type upper limb fitness equipment, including the mounting bracket, the mounting bracket left and right sides is provided with left pedal and right pedal respectively the level, is provided with direct current motor, capstan winch and electrical system on the mounting bracket, and direct current motor's main shaft is connected with capstan winch transmission, and the capstan winch is located the direct current motor front side, and the winding has the steel wire on the capstan winch, and electrical system is located direct current motor's top, and the expansion end of steel wire is connected with the tractive handle through the tension sensor subassembly, and electrical system is connected with direct current motor and tension sensor subassembly control respectively. The invention has scientific principle, reasonable design, compact structure, light weight, small volume, strong safety and reliability, convenient adjustment of traction force, strong practicability and easy popularization and application. The invention can also be used for measuring the upward pulling force of the wires in certain occasions.

Description

Electric resistance-adjusting type upper limb body-building device
Technical Field
The invention belongs to the technical field of body-building devices, and particularly relates to an electric resistance-adjusting type upper limb body-building device.
Background
With the acceleration of life and work rhythm, more and more people are in sub-health state, especially for people who work in offices for a long time, because of long working time, lack of exercise and with fatigue feeling which is difficult to recover, in fact, outdoor exercises are difficult to be continuously performed for a long time for most of office people towards the nine and five night, and people are more in gymnasiums to use body building equipment for body building. The traditional large-scale strength type body-building apparatus, such as upper limbs body-building apparatus generally realizes the training to upper limbs muscle through installing some balancing weights, pulls the balancing weights through the steel wire, adjusts and controls the damping size through increasing or reducing the how many of balancing weights, and the body-building apparatus of this kind of structure has following defect: the adjustable damping device has the advantages of large volume, heavy weight, limited adjustable range and poor safety (when the device is suddenly released in the middle of the movement, the device can be reset suddenly and easily hurt an exerciser), and a user cannot conveniently adjust the damping according to personal conditions due to different physical abilities of the user.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides the electric resistance-adjusting type upper limb body-building device which has the advantages of simple structure, small volume, convenient operation, safety, reliability, light weight and household use.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides an electrically-regulated resistance type upper limb fitness equipment, including the mounting bracket, the mounting bracket left and right sides is provided with left pedal and right pedal respectively the level, is provided with direct current motor, capstan winch and electrical system on the mounting bracket, and direct current motor's main shaft is connected with capstan winch transmission, and the capstan winch is located the direct current motor front side, and the winding has the steel wire on the capstan winch, and electrical system is located direct current motor's top, and the expansion end of steel wire is connected with the tractive handle through the tension sensor subassembly, and electrical system is connected with direct current motor and tension sensor subassembly control respectively.
The electric control system comprises a shell and a digital display shell, wherein a direct-current power supply and a PLC industrial control board are arranged in the shell, and a touch screen module is arranged at the top of the shell; the digital display belt-outside motor speed regulator is connected with the direct current motor;
the tension sensor assembly comprises an upper pull ring, a lower pull ring and a miniature tension sensor, wherein the lower end of the miniature tension sensor is connected with the movable end of the steel wire through the lower pull ring, and the upper end of the miniature tension sensor is connected with the middle position of the lower part of the traction handle through the upper pull ring;
the direct current power supply is used for supplying power to the PLC industrial control board, the touch screen module, the digital display housing shell motor speed regulator and the direct current motor, the PLC industrial control board is connected with the touch screen module through bidirectional electric signals, the signal input end of the PLC industrial control board is connected with the miniature tension sensor, and the signal output end of the PLC industrial control board is connected with the digital display housing shell motor speed regulator.
The upper end of the spring is connected with the bottom of the safety plate, the safety plate is provided with through holes, the steel wire passes through the through holes, the steel wire is provided with a safety ball capable of adjusting the fixing position on the steel wire, and the diameter of the safety ball is larger than the size of the through holes.
The safety ball comprises a ball body, wherein through holes are formed in the ball body, the center line of the through holes passes through the center of the ball body, a guide groove which is perpendicular to and communicated with the through holes is formed in the side part of the ball body, a guide pillar is slidably arranged in the guide groove, a through hole which is correspondingly communicated with the through holes is formed in the guide pillar, a steel wire passes through the through holes in the ball body and the guide pillar, a pressure spring is arranged between the inner end of the guide pillar and the bottom of the guide groove, and the outer end of the guide pillar extends out of the ball body.
The screen of the touch screen module is provided with a force value display window, a force value increasing button, a force value decreasing button, a speed value display window, a speed value increasing button and a speed value decreasing button.
By adopting the technical scheme, the working and use principle of the invention and the following technical effects are that:
(1) When a body builder performs body-building exercise, two feet stand on the left pedal and the right pedal, bend down firstly, and set strength values and speed values on the touch screen module; then, the body builder adjusts the position of the safety ball on the steel wire according to the height of the body builder, then the pulling handle is held by two hands to pull the steel wire upwards, when the miniature tension sensor on the steel wire is pulled and reaches or exceeds the preset strength value, the PLC industrial control board sends a starting signal to the DC motor, the DC motor drives the winch to rotate and pay out the wound steel wire, and when the miniature tension sensor on the steel wire is pulled to be smaller than the preset strength value, the DC motor drives the winch to take up. Thus, the upper limbs of the body builder can reciprocate up and down.
(2) The invention has safety protection measures, safety protection triggering conditions: 1. the safety ball presses the safety plate downwards, so that a micro switch (normally on) pressed by the safety plate all the time is sprung open, the switch is broken, safety protection is triggered, the micro switch transmits signals to the PLC industrial control board, and the PLC industrial control board sends signals to stop the direct current motor; 2. when the measured force of the miniature tension sensor is 0-10N, triggering safety protection, transmitting a signal to a PLC industrial control board by the miniature tension sensor, and stopping a direct current motor by the signal sent by the PLC industrial control board; at this time, the DC motor is considered to be stopped when the traction handle is disengaged from the gymnastic person's hand.
(3) The safety ball can adjust the position on the steel wire, and the specific adjusting process is as follows: the guide post is pressed, the pressure spring is pressed inwards by the guide post, the guide post moves inwards, the safety ball can be moved on the steel wire after the through hole corresponds to the through hole from top to bottom, the guide post is loosened after the safety ball moves to a proper position, the guide post is driven to move outwards by the pressure spring along the guide slot, the through hole is slightly staggered from the through hole, and the steel wire is pressed, so that the safety ball is positioned.
In conclusion, the invention has scientific principle, reasonable design, compact structure, light weight, small volume, strong safety and reliability, convenient adjustment of traction force, strong practicability and easy popularization and application. The invention can also be used for measuring the upward pulling force of the wires in certain occasions.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a block diagram of an electrical control system according to the present invention;
FIG. 3 is an internal cross-sectional view of the safety ball of FIG. 1;
FIG. 4 is a window and button arrangement diagram of a screen of a touch screen module;
FIG. 5 is a schematic view of an exerciser from the safety point of exercise to the lowest point;
fig. 6 is a schematic diagram of the safety ball to the uppermost part of the exerciser while exercising.
Detailed Description
As shown in figures 1-6, the electric resistance-adjusting type upper limb body-building device comprises a mounting frame 1, a left pedal 2 and a right pedal 3 are respectively and horizontally arranged on the left side and the right side of the mounting frame 1, a direct-current motor 4, a winch 5 and an electric control system are arranged on the mounting frame 1, a main shaft of the direct-current motor 4 is in transmission connection with the winch 5, the winch 5 is positioned on the front side of the direct-current motor 4, a steel wire 6 is wound on the winch 5, the electric control system is positioned above the direct-current motor 4, the movable end of the steel wire 6 is connected with a pulling handle 15 through a tension sensor assembly, and the electric control system is respectively in control connection with the direct-current motor 4 and the tension sensor assembly.
The electric control system comprises a shell 7 and a digital display shell housing motor speed regulator 8, a direct current power supply 9 and a PLC industrial control board 10 are arranged in the shell 7, and a touch screen module 11 is arranged at the top of the shell 7; the digital display belt-outside motor speed regulator 8 is connected with the direct current motor 4;
the tension sensor assembly comprises an upper pull ring 12, a lower pull ring 13 and a miniature tension sensor 14, wherein the lower end of the miniature tension sensor 14 is connected with the movable end of the steel wire 6 through the lower pull ring 13, and the upper end of the miniature tension sensor 14 is connected with the middle position of the lower part of the traction handle 15 through the upper pull ring 12;
the direct current power supply 9 supplies power to the PLC industrial control board 10, the touch screen module 11, the digital display belt out-of-band motor speed regulator 8 and the direct current motor 4, the PLC industrial control board 10 is connected with the touch screen module 11 in a bidirectional electric signal mode, the signal input end of the PLC industrial control board 10 is connected with the miniature tension sensor 14, and the signal output end of the PLC industrial control board 10 is connected with the digital display belt out-of-band motor speed regulator 8.
The installation frame 1 is provided with a safety plate 16 positioned right above the winch 5, one side of the safety plate 16 is rotationally connected to the installation frame 1 through a pin shaft, the installation frame 1 is provided with a micro switch 17 and a spring positioned below the safety plate 16, the micro switch 17 is connected with an electric control system, the upper end of the spring is connected with the bottom of the safety plate 16, the safety plate 16 is provided with a through hole 18 which is through up and down, a steel wire 6 passes through the through hole 18, the steel wire 6 is provided with a safety ball 19 which can adjust the fixed position on the steel wire 6, and the diameter of the safety ball 19 is larger than the size of the through hole 18.
The safety body 19 comprises a ball body 20, a through hole 21 penetrating up and down is formed in the ball body 20, the center line of the through hole 21 penetrates through the center of the ball body 20, a guide groove perpendicular to and penetrating through the through hole 21 is formed in the side portion of the ball body 20, a guide pillar 22 is slidably arranged in the guide groove, a through hole 23 correspondingly communicated with the through hole 21 is formed in the guide pillar 22, a steel wire 6 penetrates through the through hole 21 in the ball body 20 and the through hole 23 in the guide pillar 22, a pressure spring 24 is arranged between the inner end of the guide pillar 22 and the bottom of the guide groove, and the outer end of the guide pillar 22 extends out of the ball body 20.
The screen of the touch screen module 11 is provided with a force value display window 25, a force value increase button 26, a force value decrease button 27, a speed value display window 28, a speed value increase button 29, and a speed value decrease button 30.
The working principle of the invention has the following technical effects:
(1) When the body builder 31 performs body-building exercise, two feet stand on the left pedal 2 and the right pedal 3, bend down first, and set strength values and speed values on the touch screen module 11; then, the body builder 31 adjusts the position of the safety body 19 on the steel wire 6 according to the height of the body builder, then the pulling handle 15 is held by two hands to pull the steel wire 6 upwards, when the miniature pulling force sensor 14 on the steel wire 6 is pulled and reaches or exceeds the preset force value, the PLC industrial control board 10 sends a starting signal to the DC motor 4, the DC motor 4 drives the winch 5 to rotate and pay out the wound steel wire 6, and when the miniature pulling force sensor 14 on the steel wire 6 is pulled less than the preset force value, the DC motor 4 drives the winch 5 to take up. This allows the upper limbs of the exerciser 31 to reciprocate up and down.
For example, the force value is set to be 200N (usually 20 kg), and when the miniature tension sensor 14 detects that the tension is 220N, the DC motor 4 drives the winch 5 to pay out. The paying-off speed is in direct proportion to the tension value, and the paying-off speed is higher as the tension is larger; when the miniature tension sensor 14 detects that the tension is 180-200N, the direct current motor 4 does not work; when the miniature tension sensor 14 detects that the tension is 10-180N, the DC motor 4 drives the winch 5 to take up. The smaller the measured force, the higher the rotational speed of the dc motor 4, and the faster the winding speed.
(2) The invention has safety protection measures, safety protection triggering conditions: 1. the safety body 19 presses the safety plate 16 downwards, so that the micro switch 17 (normally on) pressed by the safety plate 16 always bounces off, the switch is opened, safety protection is triggered, the micro switch 17 transmits a signal to the PLC industrial control board 10, and the PLC industrial control board 10 sends out a signal to stop the direct current motor 4; 2. when the force measured by the miniature tension sensor 14 is 0-10N, triggering safety protection, transmitting a signal to the PLC industrial control board 10 by the miniature tension sensor 14, and stopping the direct-current motor 4 by the signal sent by the PLC industrial control board 10; at this point, the DC motor 4 is considered to be stalled when the traction handle 15 is disengaged from the exerciser's hand.
(3) The safety body 19 can adjust the position on the steel wire 6, and the specific adjustment process is as follows: the guide post 22 is pressed, the guide post 22 is inwards pushed to press the pressure spring 24, the guide post 22 moves inwards, after the through hole 23 corresponds to the through hole 21 up and down, the safety ball 19 can be moved on the steel wire 6, after the safety ball moves to a proper position, the guide post 22 is loosened, the pressure spring 24 drives the guide post 22 to move outwards along the guide groove, the through hole 23 is slightly staggered with the through hole 21, and the steel wire 6 is pressed, so that the safety ball 19 is positioned.
The PLC industrial control board 10, the touch screen module 11, the digital display belt outside motor speed regulator 8, the direct current motor 4 and the miniature tension sensor 14 are connected with the digital display belt outside motor speed regulator 8 which are commercially available and are conventional technologies, and specific structures are not repeated. Wherein the method comprises the steps of
The model of the miniature tension sensor 14 is DYMH-103, the model of the touch screen module 11 is SDWe043YY05C, the model of the PLC industrial control board is FX1N-24MR-4AD2DA-GC, the direct current power supply 9 adopts 600W, 12V and 50A, the model of the winch 5 is 2000 lbs-12V, and the model of the digital display belt housing motor speed regulator 8 is 8654.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention are all included in the scope of protection of the technical solution of the present invention.

Claims (2)

1. Resistance-type upper limbs fitness equipment is transferred to electricity, its characterized in that: the device comprises a mounting frame, wherein a left pedal and a right pedal are respectively and horizontally arranged on the left side and the right side of the mounting frame, a direct current motor, a winch and an electric control system are arranged on the mounting frame, a main shaft of the direct current motor is in transmission connection with the winch, the winch is positioned on the front side of the direct current motor, a steel wire is wound on the winch, the electric control system is positioned above the direct current motor, the movable end of the steel wire is connected with a traction handle through a tension sensor assembly, and the electric control system is respectively in control connection with the direct current motor and the tension sensor assembly;
the installation frame is provided with a safety plate right above the winch, one side of the safety plate is rotationally connected to the installation frame through a pin shaft, the installation frame is provided with a micro switch and a spring which are arranged below the safety plate, the micro switch is connected with an electric control system, the upper end of the spring is connected with the bottom of the safety plate, the safety plate is provided with a through hole which is penetrated vertically, a steel wire passes through the through hole, the steel wire is provided with a safety ball which can adjust the fixed position on the steel wire, and the diameter of the safety ball is larger than the size of the through hole;
the safety ball comprises a ball body, wherein a through hole penetrating up and down is formed in the ball body, the center line of the through hole penetrates through the center of the ball body, a guide groove which is perpendicular to and communicated with the through hole is formed in the side part of the ball body, a guide pillar is arranged in the guide groove in a sliding mode, a through hole which is correspondingly communicated with the through hole is formed in the guide pillar, a steel wire penetrates through the through hole in the ball body and the through hole in the guide pillar, a pressure spring is arranged between the inner end of the guide pillar and the bottom of the guide groove, and the outer end of the guide pillar extends out of the ball body;
the electric control system comprises a shell and a digital display shell, wherein a direct-current power supply and a PLC industrial control board are arranged in the shell, and a touch screen module is arranged at the top of the shell;
the screen of the touch screen module is provided with a force value display window, a force value increasing button, a force value decreasing button, a speed value display window, a speed value increasing button and a speed value decreasing button.
2. The electrically adjustable resistance upper limb exercise machine of claim 1, wherein: the digital display belt-outside motor speed regulator is connected with the direct current motor;
the tension sensor assembly comprises an upper pull ring, a lower pull ring and a miniature tension sensor, wherein the lower end of the miniature tension sensor is connected with the movable end of the steel wire through the lower pull ring, and the upper end of the miniature tension sensor is connected with the middle position of the lower part of the traction handle through the upper pull ring;
the direct current power supply is used for supplying power to the PLC industrial control board, the touch screen module, the digital display housing shell motor speed regulator and the direct current motor, the PLC industrial control board is connected with the touch screen module through bidirectional electric signals, the signal input end of the PLC industrial control board is connected with the miniature tension sensor, and the signal output end of the PLC industrial control board is connected with the digital display housing shell motor speed regulator.
CN201910414146.3A 2019-05-17 2019-05-17 Electric resistance-adjusting type upper limb body-building device Active CN110064174B (en)

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CN110064174B true CN110064174B (en) 2024-02-02

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105498151A (en) * 2015-12-18 2016-04-20 宁波嘉达健康科技有限公司 Counterweight load system on fitness equipment
CN106087805A (en) * 2016-08-16 2016-11-09 泉州臻美智能科技有限公司 A kind of safe road post based on pouring weight buffering
CN108046081A (en) * 2017-12-20 2018-05-18 王晓亚 A kind of elevator rope break protective device
CN108905079A (en) * 2018-09-21 2018-11-30 黄河科技学院 Motor counter weight type upper limb exercising apparatus tool based on permanent torque control
CN108970008A (en) * 2018-08-14 2018-12-11 黄河科技学院 A kind of upper limb exercising apparatus
CN109173163A (en) * 2018-09-21 2019-01-11 赵红丽 The body building method of upper and lower extremities Combined indoor body-building equipment
CN210021029U (en) * 2019-05-17 2020-02-07 黄河科技学院 Electric-control resistance type upper limb body-building device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105498151A (en) * 2015-12-18 2016-04-20 宁波嘉达健康科技有限公司 Counterweight load system on fitness equipment
CN106087805A (en) * 2016-08-16 2016-11-09 泉州臻美智能科技有限公司 A kind of safe road post based on pouring weight buffering
CN108046081A (en) * 2017-12-20 2018-05-18 王晓亚 A kind of elevator rope break protective device
CN108970008A (en) * 2018-08-14 2018-12-11 黄河科技学院 A kind of upper limb exercising apparatus
CN108905079A (en) * 2018-09-21 2018-11-30 黄河科技学院 Motor counter weight type upper limb exercising apparatus tool based on permanent torque control
CN109173163A (en) * 2018-09-21 2019-01-11 赵红丽 The body building method of upper and lower extremities Combined indoor body-building equipment
CN210021029U (en) * 2019-05-17 2020-02-07 黄河科技学院 Electric-control resistance type upper limb body-building device

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