KR101479017B1 - Cycle pedal and cycle exercise system having the same - Google Patents

Abstract

A pedal for a bicycle, comprising: a pedal housing defining an interior space; a strain gauge disposed on the pedal housing for contacting a user's foot and measuring a force applied by a user; a strain gauge electrically connected to the strain gauge; And a first control unit for receiving the measured data. The bicycle pedal includes a strain gauge, so that the force applied by the user to the pedal can be quantitatively and accurately measured.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a bicycle pedal,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bicycle pedal and a motion device including the pedal, and more particularly, to a pedal for bicycle which can accurately measure a user's momentum and a motion device including the pedal.

Generally, a system capable of measuring the momentum of a bicycle user simply calculates the momentum based on the speed of the bicycle, the travel distance or the number of revolutions of the bicycle, and the exercise time.

However, the general system described above does not rely on the power applied by the cyclist to the actual bicycle, but rather evaluates the user's momentum based on the indirect data, such as the speed of the bicycle, the distance or rotation of the bicycle, The user can not accurately measure the quantitative momentum of the user. Accordingly, the conventional system has a problem in that it can not provide an accurate amount of exercise to meet a user's exercise goal or goal.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a bicycle pedal capable of accurately estimating the amount of exercise based on a force applied to an actual pedal by a user, and a bicycle exercise system including the pedal .

According to an aspect of the present invention, there is provided a bicycle pedal comprising: a pedal housing defining a space therein; a pedal housing disposed on the pedal housing for contacting a user's foot, And a first control unit electrically connected to the strain gauge and receiving data measured by the strain gauge.

In one embodiment of the present invention, the bicycle pedal may further include a transmitter part protruding from the pedal housing. The transmitter may be electrically connected to the first controller and may transmit data received from the first controller to an external device.

According to an embodiment of the present invention, the pedal for bicycle may further include a power generating unit disposed in the pedal housing and generating power when the user presses the pedal.

In one embodiment of the present invention, the bicycle pedal may further include a connection shaft connected to the pedal, and a crank connected to the connection shaft. The connecting shaft is fixed to one side of the crank, the crank is rotated as the user presses the pedal, and the connecting shaft is fixed to the crank, You can rotate based on the pedal. Wherein the second coil is wound on the connection shaft and the power generating unit includes a first coil surrounding the connection shaft and spaced apart from the connection shaft so that the induction current May occur.

According to another aspect of the present invention, there is provided a bicycle exercise system including a pedal, a crank having a rotation shaft vertically formed on one side thereof and a second side connected to the pedal, . A pedal housing disposed on said pedal housing for contacting a foot of a user and measuring a force exerted by a user and a strain gauge electrically connected to said strain gauge, And a first control unit for receiving the measured data.

According to an embodiment of the present invention, the pedal housing may further include a transmitter part protruding from the pedal housing. The transmitter may be electrically connected to the first controller and may transmit data received from the first controller to an external device.

According to an embodiment of the present invention, the power supply may further include a power generator disposed in the pedal housing and generating power when the user presses the pedal.

In one embodiment of the present invention, the display unit may further include a display unit for displaying the user's momentum information. The display unit may include a receiver for receiving data transmitted by the transmitter, a controller for generating user's momentum information based on the received data, and a display device for displaying the momentum information.

In one embodiment of the present invention, the display unit may further include a sensor unit for measuring a heart rate and an electrocardiogram of a user.

In one embodiment of the present invention, the user's momentum information includes not only the data measured by the strain gauge but also the physical index such as the heart rate and electrocardiogram of the user measured by the sensor unit, . ≪ / RTI >

In one embodiment of the present invention, the mobile communication terminal may further include a smart phone for receiving data transmitted by the transmitter using Bluetooth or Wi-Fi.

The bicycle pedal of the bicycle exercise system according to the present invention can measure quantitatively the force applied to the pedal by the user including the strain gauge.

In addition, the pedal includes a power generating unit, and can drive the bicycle exercise system using energy generated according to a user's bike motion without a separate power source.

In addition, the pedal may include a transmitter to enable wireless communication.

In addition, the bicycle movement system can evaluate and display the exercise amount suitable for the user's exercise purpose by comprehensively using the data obtained using the strain gauge, the speed and the exercise time information of the bicycle, and the like.

1 is a perspective view schematically showing a bicycle movement system according to an embodiment of the present invention.
2 is a perspective view schematically showing a bicycle movement system according to another embodiment of the present invention.
3 is a perspective view of a pedal of the bicycle exercise system of FIG. 1 or FIG. 2;
Fig. 4 is a schematic perspective sectional view for showing a configuration of the pedal of Fig. 3;
5 is a block diagram illustrating a bicycle movement system according to an embodiment of the present invention.
FIG. 6 is a block diagram illustrating a bicycle exercise system according to another embodiment of the present invention.
FIG. 7 is a block diagram illustrating a bicycle motion system according to another embodiment of the present invention.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. It is to be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but on the contrary, is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. Like reference numerals are used for like elements in describing each drawing. The terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the term "comprises" or "comprising ", etc. is intended to specify that there is a stated feature, figure, step, operation, component, But do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view schematically showing a bicycle movement system according to an embodiment of the present invention.

Referring to FIG. 1, a bicycle movement system includes a frame 100, a frame 110, a main body 120, a pedal 130, a saddle 200, and a handle 300.

The frame 110 is connected to the main body 120, the saddle 200, and the handle 300. The frame 110 supports the saddle 200 and the handle 300 when the user performs a bicycle movement.

The body 120 includes a disk 122, a crank 160, and a pedal 130. A rotatable disk 122 is disposed in the main body 120 and a crank 160 capable of rotating the disk 122 is connected to the rotation center of the disk 122. The crank 160 is connected to the pedal 130 in a direction opposite to a portion where the crank 160 and the disk 122 are connected to each other. Accordingly, when the user steps on the pedal 130 for bicycle movement, power is transmitted through the crank 160, and the disk 122 can be rotated. The pedal 130 and the crank 160 are disposed on both sides of the disk 122 so that the user can perform bicycle movement with both feet. The pedal 130 and the crank 160 will be described in detail later with reference to FIG.

The saddle 200 is connected to the frame 110 and can be raised or lowered so that the user can sit and step on the pedal 130.

The handle 300 may further include a display unit 310 and a sensor unit 320. The display unit 310 may display information such as a speed, a movement distance, and a movement time of the bicycle. Also, information provided from the sensor unit 320 can be displayed. In addition, it is possible to provide the exercise amount suitable for the exercise goal and the exercise goal based on the information of the user previously input.

The sensor unit 320 may contact the body part of the user and sense the body information of the user. For example, the sensor unit 320 may be a sensor capable of measuring the user's pulse, electrocardiogram, etc., by contacting the sensor unit 320 with the user's hand as the user grasps the handle 300 .

The display unit 310 can wirelessly receive data and display the contents of the received data.

Meanwhile, the bike movement system may further include a smartphone 400. Since the smartphone 400 can wirelessly communicate with a smartphone, which is typically used, the smartphone 400 can receive data transmitted by the bicycle exercise system 100. Accordingly, the smartphone 400 can communicate with the bicycle movement system 100 through an appropriate application program.

2 is a perspective view schematically showing a bicycle movement system according to another embodiment of the present invention.

Referring to FIG. 2, the bicycle motion system 500 is substantially the same as the bicycle motion system 100 of FIG. 1, except that it is applied to a real bicycle other than a bicycle exercise machine. Therefore, the same reference numerals are used for the same components, and repeated descriptions are omitted.

The bicycle motion system 500 may be applied to a general bicycle. For example, the bicycle motion system 500 may include a crank 160 rotating about a rotational axis 164 and a pedal 130 connected to the crank 160. The crank 160 and the pedal 130 may be connected to the general bicycle instead of the disc (see 122 in FIG. 1).

In addition, the bicycle movement system may further include a smart phone 400. [ The smartphone 400 is substantially the same as the smartphone 400 described with reference to FIG. 1, and thus a repetitive description will be omitted.

3 is a perspective view of a pedal of the bicycle exercise system of FIG. 1 or FIG. 2; Fig. 4 is a schematic perspective sectional view for showing a configuration of the pedal of Fig. 3;

3 and 4, the pedal 130 includes a pedal housing 132, a strain gage 134, a power generator 150, a first controller 140, and a transmitter 142, which form a space therein. .

The crank 160 can rotate around the rotation shaft 164. A connection shaft 162 connected to the crank 160 is disposed in a direction opposite to the rotation shaft 164 of the crank 160. The connecting shaft 162 may be fixed on the crank 160. Accordingly, as the user presses the pedal 130, the crank 160 rotates about the rotation shaft 164, and the connection shaft 162 is fixed on the crank 160, And can rotate based on the pedal 130.

The power generator 150 may be disposed within the pedal 130 and may supply power to the strain gage 134, the first controller 140, and the transmitter 142. The power generating unit 150 includes a first coil 152 inside the connection shaft 162 and surrounding the connection shaft 162. An induction current is generated between the first and second coils 152 and 166 as the connection shaft 162 rotates and the second coil 166 is wound on the connection shaft 162, The strain gage 134, the first control unit 140, and the transmission unit 142, as shown in FIG.

The strain gage 134 is disposed on the pedal 130. The strain gage 134 can measure the force applied by the user to the pedal 130 as the user presses the pedal 130. The strain gage 134 may be electrically connected to the first control unit 140 and may transmit the measured data to the first control unit 140.

The first controller 140 may be disposed inside the pedal 130 to convert data received from the strain gage 134 as needed. The first control unit 140 is electrically connected to the transmission unit 142 and may transmit data to be transmitted by the transmission unit 142.

The transmitting unit 142 may be disposed inside the pedal 130, and a part of the transmitting unit 142 may protrude outside the pedal 130. The transmission unit 142 may transmit the data received from the first control unit 134 to an external device. For example, the transmitter 142 may transmit the data to a smartphone (see 400 in FIG. 1 or 2) or a display (see 310 in FIG. 1 or 2). Wi-Fi or Bluetooth may be used to transmit the data.

5 is a block diagram illustrating a bicycle movement system according to an embodiment of the present invention.

Referring to FIG. 5, the bicycle exercise system includes a bicycle exercise device 100 including a pedal 130 and a display unit 310.

The bicycle exercise device 100 may be a general type of bicycle exercise equipment or an actual bicycle.

The pedal 130 includes a strain gauge 134 disposed on the pedal to be in contact with a user's foot, a first controller 140 for receiving data measured by the strain gauge 134 and performing appropriate calculations, A transmission unit 142 for transmitting data received from the first control unit 140 and a power generation unit 150 for supplying power to the first control unit 140.

The display unit 310 includes a receiving unit 312, a second controlling unit 314 electrically connected to the receiving unit 312, and a display device 316 electrically connected to the second controlling unit 314, 130 and are capable of wireless communication with each other. For example, the data transmitted from the transmission unit 142 is received by the second control unit 314 via the reception unit 312. The second control unit 314 extracts necessary data from the user through appropriate calculations, and displays the data on the display device 316. For example, the exercise amount can be evaluated and displayed based on the force applied to the pedal 130 by the user, or based on the evaluated exercise amount, the exercise intensity and time for reaching the exercise amount preset by the user Can be displayed.

Although not shown, in order to evaluate the momentum, it is possible to refer to the momentum data based on the rotational speed and rotational speed of a disk or a wheel connected to the pedal, as in the case of a conventional bicycle exercise apparatus.

FIG. 6 is a block diagram illustrating a bicycle exercise system according to another embodiment of the present invention.

Referring to FIG. 6, the bicycle movement system is substantially the same as the bicycle movement system shown in FIG. 5, except for the sensor unit 320 of the display unit 310, and thus repeated description will be omitted.

The display unit 310 further includes a sensor unit 320. The sensor unit 320 can sense a body index such as a user's heart rate and electrocardiogram. The data measured by the sensor unit 320 may be transmitted to the second control unit 314 and may be calculated in a required form and displayed on the display unit 316. For example, the exercise amount can be evaluated and displayed based on the force applied to the pedal 130 by the user, or based on the evaluated exercise amount, the exercise intensity and time for reaching the exercise amount preset by the user Can be displayed. In addition, the exercise amount can be evaluated and displayed based on the evaluated exercise amount and the body index sensed by the sensor unit 320, or the exercise intensity and time for reaching a preset exercise amount can be displayed have.

FIG. 7 is a block diagram of a bicycle exercise system according to another embodiment of the present invention

Referring to Fig. 7, the bike movement system is substantially the same as the bike movement system shown in Fig. 5, except for the smart phone 400, and thus repeated description will be omitted.

The pedal 130 of the bicycle exercise apparatus 100 may be a pedal applied to an actual bicycle. Therefore, the user can quantitatively measure the force applied to the pedal 130 by the pedal 130 while the user rides a daily bicycle, and transmit the measured force to the smartphone 400.

The smartphone 400 receives data transmitted from the pedal 130 using an appropriate application program, and displays necessary information on the smartphone 400. For example, the information indicated by the display device in Fig. 5 or 6 can be displayed.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the present invention as defined by the following claims. It can be understood that it is possible.

The bicycle pedal of the bicycle exercise system according to the present invention can measure quantitatively the force applied to the pedal by the user including the strain gauge.

In addition, the pedal includes a power generating unit, and can drive the bicycle exercise system using energy generated according to a user's bike motion without a separate power source.

In addition, the pedal may include a transmitter to enable wireless communication.

In addition, the bicycle movement system can evaluate and display the exercise amount suitable for the user's exercise purpose by comprehensively using the data obtained using the strain gauge, the speed and the exercise time information of the bicycle, and the like.

100: Bicycle movement system 110: Frame
120: body 130: pedal
140: first control unit 150:
160: Crank 300: Handle
310: Display section 320: Sensor section
400: Smartphone

Claims (11)

A pedal housing defining a space therein;
A strain gauge disposed on the pedal housing for contacting a user's foot and measuring a force applied by a user;
A first controller electrically connected to the strain gauge and receiving data measured by the strain gauge;
A transmission part that protrudes partially from the pedal housing and is electrically connected to the first control part and transmits data received from the first control part to an external device; And
And a power generator disposed in the pedal housing and generating power when a user presses the pedal,
Wherein the first control unit, a part of the transmitting unit, and the power generating unit are disposed inside the pedal housing, so that no separate electrical connection to the outside of the pedal housing is required. delete delete 2. The hybrid vehicle according to claim 1, further comprising: a connecting shaft connected to the pedal; and a crank connected to the connecting shaft,
The connecting shaft is fixed to one side of the crank, the crank is rotated as the user presses the pedal, and the connecting shaft is fixed to the crank, Rotating about the pedal,
Wherein the second coil is wound on the connection shaft and the power generating unit includes a first coil surrounding the connection shaft and spaced apart from the connection shaft so that the induction current And a pedal for a bicycle. A strain gauge disposed on the pedal housing for contacting a user's foot and measuring a force exerted by the user; and a strain gauge, electrically connected to the strain gauge, A pedal including a first control unit for receiving the first control signal;
A crank having a rotary shaft formed vertically on one side and the other side connected to the pedal; And
And a body connected to the rotation shaft and supporting the user,
The pedal is disposed in the pedal housing, and the pedal is connected to the pedal housing. The pedal includes a pedal housing, a pedal housing, a pedal housing, Further comprising a power generating unit generating a power according to the pressing,
Wherein the first control unit, a part of the transmitting unit, and the power generating unit are disposed inside the pedal housing, so that a separate electrical connection to the outside of the pedal housing is unnecessary. delete delete The apparatus according to claim 5, further comprising: a display unit for displaying the user's momentum information,
Wherein the display unit comprises: a receiver for receiving data transmitted by the transmitter; a controller for generating user's momentum information based on the received data; and a display device for displaying the momentum information. The system according to claim 8, wherein the display unit further comprises a sensor unit for measuring the heart rate and electrocardiogram of the user. delete 6. The bicycle exercise system according to claim 5, further comprising a smart phone for receiving data transmitted by the transmitter using Bluetooth or Wi-Fi.

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