CN112494881B - Fitness equipment capable of adjusting exercise resistance and calorie calculation method thereof - Google Patents

Fitness equipment capable of adjusting exercise resistance and calorie calculation method thereof Download PDF

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CN112494881B
CN112494881B CN202011221661.9A CN202011221661A CN112494881B CN 112494881 B CN112494881 B CN 112494881B CN 202011221661 A CN202011221661 A CN 202011221661A CN 112494881 B CN112494881 B CN 112494881B
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elastic rope
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pulley
exercise
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CN112494881A (en
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张量
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Guangzhou 37 Deg C Smart Home Co ltd
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Guangzhou 37 Deg C Smart Home Co ltd
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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
    • A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
    • A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
    • A63B21/0552—Elastic ropes or bands
    • 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
    • A63B22/04—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable multiple steps, i.e. more than one step per limb, e.g. steps mounted on endless loops, endless ladders
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
    • 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
    • A63B24/0062—Monitoring athletic performances, e.g. for determining the work of a user on an exercise apparatus, the completed jogging or cycling distance
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • 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

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Abstract

The invention relates to a fitness equipment capable of adjusting exercise resistance and a calorie calculation method thereof, and the key points of the technical scheme are as follows: comprises a shell, at least one guide rail, an elastic rope used for providing resistance for a user in the movement process, a pulley component used for preventing the elastic rope from falling off and an adjusting mechanism used for adjusting the tightness degree of the elastic rope; the guide rail is provided with a pedal component in a sliding way; the pedal component is abutted against the elastic rope; the elastic rope is connected with the pulley component; the adjusting mechanism is connected with the elastic rope; the guide rail, the elastic rope, the pulley component and the adjusting mechanism are all arranged in the shell; the shell is also internally provided with a sensor group for acquiring motion data, a controller for receiving the motion data and input data of a user and calculating to obtain output data, and a communication module for realizing data output and input of the controller and the mobile terminal; the sensor group, the communication module and the adjusting mechanism are electrically connected with the controller; the application has the effect of adjusting the movement resistance according to different requirements of users.

Description

Fitness equipment capable of adjusting exercise resistance and calorie calculation method thereof
Technical Field
The invention relates to the technical field of fitness equipment, in particular to fitness equipment capable of adjusting exercise resistance and a calorie calculation method thereof.
Background
At present, the working state of modern people is mostly working by sitting in front of a computer, which can lead to long-time sitting, and for health, modern people usually use some fitness equipment to do proper exercise and fitness indoors.
In addition, because every person has different physique, the required amount of exercise and the exercise difficulty of every person are properly adjusted according to the actual conditions of the person, and the existing fitness equipment is difficult to achieve the function of adjusting the exercise resistance in the exercise process according to the actual conditions and requirements of the user, so that the research on the fitness equipment capable of adjusting the exercise resistance according to different requirements of the user is very necessary.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the fitness equipment capable of adjusting the exercise resistance and the calorie calculation method thereof, which have the functional advantage of adjusting the exercise resistance according to different requirements of users.
The technical purpose of the invention is realized by the following technical scheme:
an exercise apparatus with adjustable resistance to movement, comprising: the device comprises a shell, at least one guide rail, an elastic rope for providing resistance for a user in the movement process, a pulley assembly for preventing the elastic rope from falling off and an adjusting mechanism for adjusting the tightness degree of the elastic rope; the guide rail is provided with a pedal assembly in a sliding manner; the pedal assembly is abutted against the elastic rope; the elastic rope is connected with the pulley assembly; the adjusting mechanism is connected with the elastic rope; the guide rail, the elastic rope, the pulley assembly and the adjusting mechanism are all arranged in the shell; the shell is also internally provided with a sensor group for acquiring motion data, a controller for receiving the motion data and input data of a user and calculating to obtain output data, and a communication module for realizing data output and input of the controller and the mobile terminal; the sensor group, the communication module and the adjusting mechanism are all electrically connected with the controller.
Optionally, the pedal assembly comprises: the device comprises pedals, a connecting frame, at least one guide wheel and a connecting wheel; the pedal is fixedly connected with the connecting frame; the guide wheels are connected with the guide rails in a sliding manner; the connecting wheel is abutted against the inner side of the elastic rope; the guide wheel and the connecting wheel are both fixedly connected with the connecting frame.
Optionally, a first limiting block for limiting the movement stroke of the guide wheel and a second limiting block for limiting the movement stroke of the guide wheel are arranged on the guide rail; the first limiting block is arranged on one side of the guide rail; the second limiting block is arranged on the other side of the guide rail.
Optionally, the pulley assembly includes: the first fixing column, the second fixing column, the first pulley and the second pulley are arranged on the first fixing column; the first fixing column and the second fixing column are arranged in the shell; the first pulley is fixedly connected with the first fixing column; the second pulley is fixedly connected with the second fixing column; one end of the elastic rope is connected with the first pulley in an abutting mode, and the other end of the elastic rope is connected with the second pulley in an abutting mode.
Optionally, the pulley assembly further includes: a plurality of first limiting columns and a plurality of second limiting columns; a third pulley is arranged on the first limiting column; a fourth pulley is arranged on the second limiting column; the third pulley and the fourth pulley are both abutted against the outer side of the elastic rope; the first limiting column and the second limiting column are both arranged in the shell.
Optionally, the adjusting mechanism includes: a motor and a mounting base; the mounting seat is arranged in the shell; the motor is arranged in the mounting seat; an output shaft of the motor is fixedly connected with the elastic rope; the motor is electrically connected with the controller.
Optionally, the sensor group includes: the device comprises a photoelectric counting sensor for collecting the number of times of single leg movement of a user and a displacement sensor for collecting the relative displacement of a pedal assembly and a guide rail; the photoelectric counting sensor is fixedly connected with the guide rail; the displacement sensor is fixedly connected with the pedal assembly; and the photoelectric sensor and the displacement sensor are electrically connected with the controller.
Optionally, a display screen for displaying the motion data is arranged on the housing; the display screen is electrically connected with the controller.
The invention also provides a calorie calculation method of the fitness equipment based on the adjustable exercise resistance, which is characterized by comprising the following steps:
acquiring the total mass of a user, the maximum tension value of the elastic rope, the total displacement of the user movement and the total time of the user movement;
calculating calories consumed by working of single leg movement of the user and calories consumed by internal metabolism of the body of the user due to movement according to the total mass of the user, the maximum tension value of the elastic rope, the total movement of the movement and the total movement time of the movement;
and obtaining the total calories consumed by the user in the exercise according to the calories consumed by the user in doing work in one leg exercise and the calories consumed by the user in metabolism in the body caused by the exercise.
Further, the calculation formula of the calorie W consumed by the user doing work through single-leg movement is as follows:
Figure GDA0003533890740000031
wherein mu is the friction coefficient of the sole and the pedal assembly, alpha is the ratio coefficient of the single leg of the user to the total mass of the user, g is the gravity acceleration, k1Is the ratio of the average tensile force to the maximum tensile force, k, of the bungee cord2A conversion factor of calories consumed for doing work and energy consumed for doing work; m is the total mass of the user; f. of0The maximum tensile value of the elastic rope; s is the total displacement of the user's motion; t is the total time of the user's movement; a is the average acceleration of the user in the motion process, and the calculation formula of a is as follows:
Figure GDA0003533890740000032
the calculation formula of the calorie Q consumed by the internal metabolism of the body of the user due to exercise is as follows: q ═ k3W, wherein k3Is a ratio obtained according to a user gender and weight lookup table;
the calculation formula of the total calorie K consumed by the user exercise is as follows: k ═ W + Q.
In conclusion, the invention has the following beneficial effects:
1. the degree of tightness of the elastic rope can be adjusted through the arrangement of the adjusting mechanism, so that the adjustment of the movement resistance is realized, and the user can actively adjust the movement resistance according to the actual condition or training requirement of the user;
2. through the arrangement of the pulley components, the elastic rope is not easy to fall off from the connecting wheel, and the stability of the fitness equipment is improved;
3. through the setting of photoelectric counting sensor and displacement sensor, combine motion resistance and user's input data again and can calculate the calorie that the motion in-process consumed, the effect of the motion of the user of being convenient for experienced directly perceivedly.
Drawings
FIG. 1 is an assembly view of the present invention;
FIG. 2 is a schematic structural view of the pedal assembly of the present invention;
figure 3 is a schematic view of the construction of the sheave assembly of the present invention;
FIG. 4 is a circuit architecture diagram of the present invention;
fig. 5 is a flowchart of a calorie calculation method of the present invention.
In the figure: 1. a housing; 11. a display screen; 2. a guide rail; 3. an elastic cord; 4. a sheave assembly; 41. a first fixed column; 42. a first pulley; 43. a second fixed column; 44. a second pulley; 45. a first limit post; 46. a third pulley; 47. a second limit post; 48. a fourth pulley; 5. an adjustment mechanism; 6. a pedal assembly; 61. a pedal; 62. a connecting frame; 63. a guide wheel; 64. a connecting wheel; 7. a controller; 8. a communication module; 9. a sensor group; 91. a photoelectric counting sensor; 92. and a displacement sensor.
Detailed Description
In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the invention are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, configuration, and operation, and therefore should not be construed as limiting the present invention.
The invention is described in detail below with reference to the figures and examples.
The invention provides an exercise machine capable of adjusting exercise resistance, which is shown in figures 1 to 4 and comprises: the device comprises a shell 1, at least one guide rail 2, an elastic rope 3 for providing resistance in the movement process, a pulley assembly 4 for preventing the elastic rope 3 from falling off, and an adjusting mechanism 5 for adjusting the tightness degree of the elastic rope 3; the guide rail 2 is provided with a pedal assembly 6 in a sliding manner, so that the pedal assembly 6 can reciprocate along the length direction of the guide rail 2; the shell 1 is also provided with a sliding hole for the pedal assembly 6 to slide; the pedal assembly 6 is abutted against the elastic rope 3; the elastic rope 3 is connected with the pulley component 4; the adjusting mechanism 5 is connected with the elastic rope 3; the guide rail 2, the elastic rope 3, the pulley component 4 and the adjusting mechanism 5 are all arranged in the shell 1; a sensor group 9 for acquiring motion data, a controller 7 for receiving the motion data and input data of a user and calculating to obtain output data, and a communication module 8 for realizing data output and input of the controller 7 and the mobile terminal are also arranged in the shell 1; the sensor group 9, the communication module 8 and the adjusting mechanism 5 are all electrically connected with the controller 7.
In the application, the number of the guide rails 2 is two, and the number of the pedal assemblies 6 is the same as that of the guide rails 2, namely the number of the pedal assemblies 6 is also two, so that the user can move the legs at the same time; when the body-building apparatus is used for exercise, the pedal assembly 6 is driven to reciprocate along the length direction of the guide rail 2, and in the process, the pedal assembly 6 drives the elastic rope 3 to elastically deform, so that the elastic rope 3 provides resistance for the pedal assembly 6 in the reciprocating motion process, and the purpose of providing certain resistance for a user in the exercise process is achieved; in the application, the elastic rope 3 is positioned below the guide rail 2, under the condition that the elastic rope 3 is not elastically deformed, the elastic rope 3 is positioned in the middle of the guide rail 2, and after the pedal assembly 6 moves to two ends of the guide rail 2, the function of automatic centering, namely the function of automatically returning to the middle of the guide rail 2 is realized; through the setting of adjustment mechanism 5, can adjust the elasticity degree of stretch cord 3 to the realization is convenient for the user according to self actual conditions or training needs initiative adjustment movement resistance to the regulation of movement resistance, makes this body-building apparatus's motion mode more humanized, also more accords with actual demand.
The elastic rope 3 can be made of rubber in the application, and other elastic materials in the prior art can be adopted in other embodiments; the controller 7 can adopt a chip (such as a single chip microcomputer) in the prior art, the communication module 8 adopts a Bluetooth wireless communication mode, and the communication module 8 is in wireless connection with the controller 7 and a mobile terminal provided with an APP; when the movement resistance needs to be adjusted, an instruction for adjusting the movement resistance is sent to the communication module 8 through the mobile terminal, the communication module 8 sends the instruction to the controller 7, the controller 7 receives the instruction and makes corresponding feedback, so that a plurality of groups of different movement resistance values selected by a user are displayed on the mobile terminal, the user selects an appropriate movement resistance value according to actual requirements, then the communication module 8 sends the movement resistance value selected by the user to the controller 7, the controller 7 drives the adjusting mechanism 5 to operate according to the movement resistance value selected by the user, so that after the adjusting mechanism 5 operates until the elastic rope 3 can provide the designated movement resistance, the adjusting mechanism 5 stops operating, and the adjustment of the movement resistance is completed.
Further, as shown in fig. 2, the pedal assembly 6 includes: a pedal 61, a connecting frame 62, at least one guide wheel 63 and a connecting wheel 64; the pedal 61 is fixedly connected with the connecting frame 62; the guide wheel 63 is connected with the guide rail 2 in a sliding way, so that the sliding of the pedal assembly 6 and the guide rail 2 is smoother; the connecting wheel 64 is abutted against the inner side of the elastic rope 3; the guide wheel 63 and the connecting wheel 64 are fixedly connected with the connecting frame 62.
The number of guide wheels 63 is four in the present application, and the number of guide wheels 63 may be one, two, three or more in other embodiments; the shaft of the guide wheel 63 is horizontally arranged; the shaft of the connecting wheel 64 is vertically arranged, and the shaft of the connecting wheel 64 is fixedly connected with the bottom end of the connecting frame 62; the outer side of the connecting wheel 64 is provided with a connecting groove matched with the elastic rope 3; the connecting groove is an annular groove and is abutted against the inner side of the elastic rope 3.
Reciprocating motion's in-process is done at footboard 61, footboard 61 drives link 62 and leading wheel 63 and slides on guide rail 2, and link 62 drives link 64 and is reciprocating motion, and link 64 and the inboard butt of stretch cord 3, link 64 drive stretch cord 3 and take place elastic deformation to make stretch cord 3 produce the resistance to footboard subassembly 6 in the motion process, be convenient for in the motion process to the training of muscle.
Further, a first limit block for limiting the movement stroke of the guide wheel 63 and a second limit block for limiting the movement stroke of the guide wheel 63 are arranged on the guide rail 2; the first limiting block is arranged on one side of the guide rail 2; the second limiting block is arranged at the other side of the guide rail 2.
Through the setting of first stopper and second stopper, restricted leading wheel 63's motion stroke to restricted pedal assembly 6's motion stroke, so that pedal assembly 6 bumps into casing 1 in the motion process, thereby reduced casing 1 because of bumping the possibility of damaging, prolonged the life of this device.
Optionally, the housing 1 is provided with a plurality of rollers; the roller is abutted against the lower surface of the pedal 61; the roller is horizontally arranged, the shaft body of the roller is vertical to the guide rail 2, and the shaft body of the roller is fixedly connected with the shell 1; the wheel body of the roller is abutted against the lower surface of the pedal 61; in the case where the pedal 61 reciprocates, the roller can roll along the pedal 61 while receiving the pressure of the pedal 61, and shares a part of the pressure of the pedal 61 on the guide rail 2.
Optionally, as shown in fig. 1, the upper surface of the pedal 61 is provided with a non-slip mat; through the setting of slipmat, increased the frictional force between sole and the footboard subassembly 6 in the motion process, reduced the possibility that the sole skidded in the motion process, improved motion security and user experience.
Further, as shown in fig. 3, the sheave assembly 4 includes: a first fixed column 41, a second fixed column 43, a first pulley 42, and a second pulley 44; the first fixing column 41 and the second fixing column 43 are both arranged in the shell 1; the first fixing column 41 and the second fixing column 43 are vertically arranged; the first pulley 42 is fixedly connected with the first fixed column 41, and the first pulley 42 rotates around the first fixed column 41; the second pulley 44 is fixedly connected with the second fixed column 43, and the second pulley 44 rotates around the second fixed column 43; the elastic cord 3 is annular, and the inner side of one end of the elastic cord 3 abuts against the first pulley 42 and the inner side of the other end abuts against the second pulley 44.
Through the setting of first fixed column 41, second fixed column 43, first pulley 42 and second pulley 44 for the one end of stretch cord 3 is in relatively stable state with the other end of stretch cord 3, and the relative position of stretch cord 3 is difficult for changing after stretch cord 3 takes place elastic deformation, thereby is convenient for footboard subassembly 6 to drive stretch cord 3 and moves.
Further, as shown in fig. 3, the pulley assembly 4 further includes: a plurality of first restraint posts 45 and a plurality of second restraint posts 47; the first limiting column 45 and the second limiting column 47 are both vertically arranged; a third pulley 46 is arranged on the first limiting column 45, and the third pulley 46 rotates around the first limiting column 45; a fourth pulley 48 is arranged on the second limiting column 47, and the fourth pulley 48 rotates around the second limiting column 47; the first limiting column 45 is positioned on one side of the elastic rope 3, and the second limiting column 47 is positioned on the other side of the elastic rope 3; the third pulley 46 and the fourth pulley 48 are both abutted against the outer side of the elastic rope 3; the first and second limit posts 45 and 47 are both disposed within the housing 1.
In the present application, the number of the first position-limiting columns 45 is 4, the number of the second position-limiting columns 47 is 4, and in other embodiments, the number of the first position-limiting columns 45 and the number of the second position-limiting columns 47 may be increased or decreased according to actual situations; through the setting of first spacing post 45 and the spacing post 47 of second for the outer wall butt of third pulley 46 and bungee 3 one side, the outer wall butt of fourth pulley 48 and bungee 3 opposite side, thereby make the one end of bungee 3 be difficult to drop from first pulley 42, the other end of bungee 3 is difficult to drop from second pulley 44, has further strengthened the stability of bungee 3 and loose pulley assembly 4.
Further, as shown in fig. 3, the adjusting mechanism 5 includes: a motor and a mounting base; the mounting seat is arranged in the shell 1; the motor is arranged in the mounting seat; the output shaft of the motor is fixedly connected with the elastic rope 3; the motor is electrically connected to the controller 7. Under the condition that needs were adjusted the movement resistance, controller 7 driving motor is rotatory, and the motor drives stretch cord 3 and takes place elastic deformation to make stretch degree of stretch cord 3 change, and then make the movement resistance value that stretch cord 3 produced to footboard subassembly 6 change, realize the function of user's automatic adjustment movement resistance value.
Further, as shown in fig. 4, the sensor group 9 includes: a photoelectric counting sensor 91 for acquiring the number of movements of the pedal assembly 6 and a displacement sensor 92 for acquiring the relative displacement of the pedal assembly 6 and the guide rail 2; the photoelectric counting sensor 91 is fixedly connected with the guide rail 2; the displacement sensor 92 is fixedly connected with the pedal assembly 6; the photoelectric counting sensor 91 and the displacement sensor 92 are both electrically connected with the controller 7; the displacement sensor 92 and the photoelectric counting sensor 91 transmit the collected motion data to the controller 7, the controller 7 receives the motion data and calculates calorie data consumed by the user in the motion process by combining the motion resistance value and the input data of the user, and the controller 7 transmits the calorie data and the motion data to the mobile terminal through the communication module 8 after obtaining the calorie data, so that the user can know the real-time motion data and the consumed calorie data through the mobile terminal.
Further, as shown in fig. 1, a display screen 11 is disposed on the housing 1; the display screen 11 is electrically connected with the controller 7; after the controller 7 obtains the consumed calorie data according to the exercise data, the exercise resistance value and the input data of the user, the controller 7 can also transmit the exercise data and the consumed calorie data to the display screen 11, and the exercise data and the consumed calorie data in the exercise process are displayed on the display screen 11, so that the user can know the exercise condition more intuitively in the exercise process; in addition, after the user sets the exercise resistance value, the controller 7 may transmit the exercise resistance value to the display screen 11, and the display screen 11 receives the exercise resistance value data and displays the exercise resistance value.
The fitness equipment capable of adjusting the exercise resistance has the functions of exercising the body and training muscles, and also has the function of automatically selecting the proper exercise resistance according to different requirements of a user, so that the fitness equipment is stronger in adaptability; and the device also has a counting function and a calorie calculating function, so that a user can know the exercise effect intuitively.
The invention also provides a calorie calculation method of the fitness equipment based on the adjustable exercise resistance, which comprises the following steps:
s100, acquiring the total mass of a user, the maximum tension value of the elastic rope 3, the total movement displacement of the user and the total movement time of the user; the total mass of the user is determined according to the current weight input by the user through the mobile terminal, and the mobile terminal transmits the total mass of the user to the controller 7 through the communication module 8; the maximum tension value of the elastic rope 3 is determined according to the movement resistance value selected by the user through the mobile terminal, after the user selects the corresponding movement resistance value, the communication module 8 transmits the selected movement resistance value to the controller 7, and the movement resistance value selected by the user is the maximum tension value of the elastic rope 3; the total displacement of the user's movement is determined based on the number of movements of the pedal assembly 6 detected by the photoelectric counting sensor 91, the movement stroke of the pedal assembly 6, and the relative displacement of the pedal assembly 6 and the guide rail 2 detected by the displacement sensor 92; the total time of the user movement is determined according to the difference value of the first time point when the user starts to move and the time point when the user finishes to move;
s200, calculating calories consumed by working of single leg movement of the user and calories consumed by internal metabolism of the body of the user due to movement according to the total mass of the user, the maximum tension value of the elastic rope 3, the total movement of the movement and the total movement time of the movement;
s300, obtaining total calories consumed by the user in the exercise according to calories consumed by the user in doing work in one-leg exercise and calories consumed by the user in metabolism inside the body due to the exercise; the total calories consumed by the user in doing exercise are obtained by adding the calories consumed by the user in doing work with one leg exercise and the calories consumed by the user in metabolizing the body due to exercise. By the method, the total calories consumed by the user in the case of single-leg exercise by using the fitness equipment in the application can be accurately calculated, and the total calories consumed by the user in the case of simultaneous exercise by using both legs of the fitness equipment in the application are twice as much as the total calories consumed in the case of single-leg exercise.
Further, the calculation formula of the calorie W consumed by the user doing work by moving one leg is as follows:
Figure GDA0003533890740000121
wherein mu is the friction coefficient of the sole and the pedal assembly 6, alpha is the ratio coefficient of the mass of a single leg of the user to the total mass of the user, g is the gravity acceleration, k is1Is the ratio of the average tension to the maximum tension of the bungee cord 3, k2A conversion factor of calories consumed for doing work and energy consumed for doing work; mu is taken to be 0.1 in the present application; k is a radical of2Taking 4181; alpha is different according to different sexes, through big data analysis, the ratio coefficient of the mass of a single male leg to the total mass of the male is 0.11, the ratio coefficient of the mass of a single female leg to the total mass of the female is 0.10, a user inputs the sex through a mobile terminal, a communication module 8 transmits the sex data of the user to a controller 7, and the controller 7 determines the value of alpha according to the sex input by the user; the ratio of the average tension to the maximum tension of the bungee cord 3 in this application is 0.707, which in other embodiments varies with the material of the bungee cord 3; a is the average acceleration in the whole motion process, and the calculation formula of a is as follows:
Figure GDA0003533890740000131
the calculation formula of the calorie Q consumed by the internal metabolism of the body of the user due to exercise is:
Q＝k3·W，
wherein k is3The ratio is obtained according to a user sex weight lookup table which is compiled by referring to the general office of sports of China, and is obtained by referring to exercise intensity description and running calorie consumption data of a second chapter table 2-2 and a third chapter tables 3-1 and 3-2 in a book of ' energy consumption of exercise and fitness ' published by people's sports publishing company;
the calculation formula of the total calorie K consumed by the user in the single-leg exercise of the fitness equipment in the application is as follows:
k ═ W + Q, i.e.
Figure GDA0003533890740000132
The calorie calculating method fully considers the difference of the individual users, and accurately calculates the total calories consumed by the exercise using the fitness equipment according to the difference of the individual users, so that the method for calculating the total calories consumed by the exercise of the users is more accurate.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (5)

1. An exercise apparatus capable of adjusting exercise resistance, comprising: the device comprises a shell, at least one guide rail, an elastic rope for providing resistance for a user in the movement process, a pulley assembly for preventing the elastic rope from falling off and an adjusting mechanism for adjusting the tightness degree of the elastic rope; the guide rail is provided with a pedal assembly in a sliding manner; the pedal assembly is abutted against the elastic rope; the elastic rope is connected with the pulley assembly; the adjusting mechanism is connected with the elastic rope; the guide rail, the elastic rope, the pulley assembly and the adjusting mechanism are all arranged in the shell; the shell is also internally provided with a sensor group for acquiring motion data, a controller for receiving the motion data and input data of a user and calculating to obtain output data, and a communication module for realizing data output and input of the controller and the mobile terminal; the sensor group, the communication module and the adjusting mechanism are electrically connected with the controller;
the sheave assembly includes: the first fixing column, the second fixing column, the first pulley, the second pulley, a plurality of first limiting columns and a plurality of second limiting columns are arranged on the base; the first fixing column and the second fixing column are arranged in the shell; the first pulley is fixedly connected with the first fixing column; the second pulley is fixedly connected with the second fixing column; the elastic rope is an annular elastic rope connected end to end, the inner wall of one side of the elastic rope is abutted with the first pulley, and the inner wall of the other side of the elastic rope is abutted with the second pulley; a third pulley is arranged on the first limiting column; a fourth pulley is arranged on the second limiting column; the third pulley and the fourth pulley are both abutted against the outer side of the elastic rope; the first limiting column and the second limiting column are arranged in the shell;
the adjustment mechanism includes: a motor and a mounting base; the mounting seat is arranged in the shell; the motor is arranged in the mounting seat; an output shaft of the motor is fixedly connected with the elastic rope; the motor is electrically connected with the controller;
the pedal assembly includes: the device comprises pedals, a connecting frame, at least one guide wheel and a connecting wheel; the pedal is fixedly connected with the connecting frame; the guide wheels are connected with the guide rails in a sliding manner; the connecting wheel is abutted against the inner side of the elastic rope; the guide wheels and the connecting wheels are fixedly connected with the connecting frame; a connecting groove matched with the elastic rope is formed in the outer side of the connecting wheel; the connecting groove is an annular groove and is abutted against the inner side of the elastic rope.
2. The exercise resistance adjustable fitness apparatus according to claim 1, wherein a first limiting block for limiting the movement stroke of the guide wheel and a second limiting block for limiting the movement stroke of the guide wheel are arranged on the guide rail; the first limiting block is arranged on one side of the guide rail; the second limiting block is arranged on the other side of the guide rail.
3. An exercise machine according to claim 1 or 2, wherein said set of sensors comprises: the photoelectric counting sensor is used for collecting the movement times of the pedal assembly and the displacement sensor is used for collecting the relative displacement between the pedal assembly and the guide rail; the photoelectric counting sensor is fixedly connected with the guide rail; the displacement sensor is fixedly connected with the pedal assembly; and the photoelectric counting sensor and the displacement sensor are electrically connected with the controller.
4. An exercise apparatus with adjustable resistance to movement according to claim 1 or 2, wherein a display screen is provided on the housing; the display screen is electrically connected with the controller.
5. An exercise apparatus with adjustable resistance to movement according to claim 1 or claim 2, comprising:
acquiring the total mass of a user, the maximum tension value of the elastic rope, the total displacement of the user movement and the total time of the user movement;
calculating calories consumed by working of single leg movement of the user and calories consumed by internal metabolism of the body of the user due to movement according to the total mass of the user, the maximum tension value of the elastic rope, the total movement of the movement and the total movement time of the movement; the calculation formula of the calorie W consumed by the user doing work through single leg movement is as follows:
Figure FDA0003627361490000031
wherein mu is the friction coefficient of the sole and the pedal assembly, alpha is the ratio coefficient of the single leg of the user to the total mass of the user, g is the gravity acceleration, k1The average tension and the maximum tension of the elastic ropeRatio of (a) to (b), k2A conversion factor of calories consumed for doing work and energy consumed for doing work; m is the total mass of the user; f. of0The maximum tensile value of the elastic rope; s is the total displacement of the user's motion; t is the total time of the user movement; a is the average acceleration of the user in the motion process, and the calculation formula of a is as follows:
Figure FDA0003627361490000032
the calculation formula of the calorie Q consumed by the internal metabolism of the body of the user due to exercise is as follows: q ═ k3W, wherein k3Is a ratio obtained according to a user gender and weight lookup table;
obtaining the total calories consumed by the user in the exercise according to the calories consumed by the user in doing work in one leg exercise and the calories consumed by the user in metabolism inside the body caused by the exercise; the calculation formula of the total calorie K consumed by the user exercise is as follows: k ═ W + Q.
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CN113058199A (en) * 2021-03-17 2021-07-02 广州三拾七度智能家居有限公司 Leg exercise device with adjustable exercise resistance and calorie calculation method thereof

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CN201085881Y (en) * 2007-09-25 2008-07-16 郭正次 Leg stretching machine
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