KR101872153B1 - Torque transfer device for vehicle - Google Patents

Abstract

The present invention relates to a torque transfer device for a vehicle. More specifically, the torque transfer device for a vehicle comprises: a rotary frame having an inner and an outer gear of a semicircular shape; a first driving gear which is engaged with the inner gear of the rotary frame, and transfers torque only in one direction; a first driving sprocket rotated only in one direction by a first rotary shaft rotated by the first driving gear; a second driving gear which is engaged with the outer gear of the rotary frame, and transfers torque only in one direction; a second driving sprocket rotated only in one direction by a second rotary shaft rotated by the second driving gear; a driving connection chain rotated in a caterpillar track to connect torque of the first driving sprocket to the second driving sprocket; a driven unit to receive torque of the first and the second driving gear; and a transfer means to transfer torque of the second rotary shaft to the driven unit. According to the present invention, if rotated in a front direction of the rotary frame or rotated in a rear direction, torque is continuously created to be transferred to the driven unit to improve torque creation and transfer efficiency.

Description

Technical Field [0001] The present invention relates to a torque transfer device for vehicle,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rotational force transmitting device, and more particularly, to a rotational force transmitting device for a vehicle, which can continuously generate a rotational force by rotating in forward or backward directions using a body, .

Generally, a bicycle is a typical apparatus for generating a rotational force by using the body, and a bicycle is capable of moving as the wheel is rolled by generating a rotational force by using the foot of a passenger.

Recently, a method of generating a rotational force by using a hand or a waist has been developed and used instead of generating a rotational force only with the foot.

As disclosed in the prior art No. 10-0907732, the whole body exercise bicycle can perform the pushing motion and the full motion simultaneously with the bicycle travel using the pedal, thereby overcoming the monotony and the posture rigidity of the bicycle generating the rotational force only by the foot .

However, the conventional handlebars of the whole-body exercise bicycle have a problem that the rotational force is not constantly transmitted by the wheels, which are the driven parts, because the handle of the whole-body exercise bicycle is gripped by the hand and swinging operation is performed to generate rotational force, but the rotational force is generated only by swinging operation.

Accordingly, there is an urgent need to develop a technique capable of generating a rotational force in any direction regardless of the rotational direction of the handle, and of stably transmitting the generated rotational force to the driven portion.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a motorcycle having a rotating frame having a semi-circular inner gear and an outer gear, A first driving sprocket which is rotated only in one direction by a first rotating shaft rotated by the first driving gear, a second driving gear which is engaged with an outer gear of the rotating frame and transmits a rotational force only in one direction, A second drive sprocket which is rotated only in one direction by a second rotation shaft rotated by a drive gear, a drive connection chain which is endlessly rotated to connect the rotational force of the first drive sprocket with a second drive sprocket, A driven portion for receiving the rotational force of the second drive gear and a transmitting means for transmitting the rotational force of the second rotational shaft to the driven portion, It is an object of the present invention to provide a rotational force transmitting device for a vehicle which can improve rotational force generation and transmission efficiency as the rotational force is constantly generated and transmitted to the driven portion when the front frame is rotated forward or backward .

According to an aspect of the present invention, there is provided a rotary frame having a semicircular inner gear and an outer gear, which is reciprocally rotated at a predetermined angle in the forward and backward directions with respect to the base shaft, A first driving gear that is rotated together with the first rotation shaft when rotated in one direction and idles at the first rotation axis when rotated in the other direction, A first driving sprocket which is rotated only in one direction by a first rotating shaft, a second driving sprocket which is mounted on a second rotating shaft and is engaged with an outer gear of the rotating frame, and rotates together with the second rotating shaft when rotated in the same direction as the first driving gear A second driving gear provided on the second rotating shaft and rotated by the second driving gear, A second drive sprocket rotated only in one direction by a second rotation shaft, a driving connection chain that is endlessly orbitally rotated so as to connect the rotational force of the first drive sprocket with a second drive sprocket, And a transmitting unit for transmitting the rotational force of the second rotating shaft to the driven unit by connecting the second rotating shaft and the third rotating shaft to transmit the rotational force of the first driving gear and the second driving gear, .

Preferably, the rotating frame includes a base shaft, a base frame connected to the base shaft and rotatable in the same direction, a semicircular shape connected to the base frame so as to form a space therein, A semicircular frame having an outer surface formed with an external gear, and an operation frame provided on the base frame to rotate the base frame and the semicircular frame with respect to the base axis.

The base frame is formed in a straight line shape having a predetermined length, and the semicircular frame is formed to be convex in a direction in which a rotational force is transmitted to the driven unit, and the operation frame is longitudinally provided at one end of the base frame .

In addition, the base shaft, the first rotation shaft, the second rotation shaft, and the third rotation shaft are arranged in a straight line along the direction in which the rotational force is transmitted to the driven portion.

The base frame is formed in a straight line shape having a predetermined length and is positioned parallel to a direction in which the rotational force is transmitted to the driven portion. The semicircular frame is formed to be convex downward, Respectively.

The base shaft, the first rotating shaft, and the second rotating shaft are arranged on a vertical line so as to be orthogonal to a direction in which the rotational force is transmitted to the driven portion, and the third rotating shaft is arranged in a direction in which rotational force is transmitted to the driven portion do.

And a pedal portion for rotating one of the first rotation shaft and the second rotation shaft.

The pedal portion may include a pedal shaft, a pedal provided at both ends of the pedal shaft, a pedal drive sprocket provided on the pedal shaft and rotated in the same manner, and a first and a second rotary shaft, A pedal travel sprocket, and a pedal link chain rotatably connected to the pedal travel sprocket to connect rotational force of the pedal travel sprocket with the pedal travel sprocket.

The transmission means includes a first transmission sprocket mounted on the second rotation shaft and rotated in the same manner, a second transmission sprocket mounted on the third rotation shaft and rotated in the same manner, And a transmission link chain rotated in an endless track for transmission to the sprocket.

The pivoting unit further includes a pivoting unit for preventing rotation of the transmission unit and the driven unit from being transmitted to each other and allowing idling when the pivoting unit is rotated in a direction opposite to a direction in which the rotation force is transmitted.

And the driven portion is constituted by a driven sprocket provided on the third coaxial shaft and a driven connection chain connected to the driven sprocket to transmit a rotational force, and the idle rotating portion is provided on the third rotating shaft, A first idle clutch in which the driven sprocket rotates in the same direction to transmit a rotating force and is rotated in the other direction so that the driven sprocket idles and transmission of torque is blocked; Of course, it is needless to say that it is possible to use a second idle clutch slidably provided, a first irregular portion repeatedly formed on the first idle clutch, a second irregular portion formed on the second idle clutch so as to correspond to the first irregular portion, By moving the idle clutch in the direction of the first idle clutch or in the opposite direction, the idle clutch for engaging or disengaging the second uneven portion with the first uneven portion And a control panel.

Further, the rotating frame includes steering means.

The steering means includes a first winding frame rotatably provided on the operating frame and having a first reduction groove formed along an outer circumference thereof, a second reduction groove formed along an outer circumference of the operation frame, And the other ends of the second winding frames are fixed to the first winding frame and are respectively installed in the corresponding directions along the first winding frame, and the other ends are fixed to the second winding frame, A plurality of steering wires respectively installed in corresponding directions, a switching roller provided in a part of the steering wires so that one end and the other end of the steering wires form a certain angle, And a tension roller for maintaining the tension of the steering wire by forming an angle opposite to an angle formed by the roller.

As described above, according to the rotative force transmitting device for a vehicle according to the present invention, when the rotating frame rotates forward or backward, the rotating force is constantly generated and transmitted to the driven portion, It is a very useful and effective invention that makes it possible to improve efficiency.

1 is a view showing a torque transmission device according to the present invention,
2 is a view showing a rotating frame of a torque transmission device according to the present invention,
3 is a view showing another embodiment of the torque transmission device according to the present invention,
4 is a view showing a state where a pedal part is further provided in the torque transmission device according to the present invention,
5 is a view showing a transmitting means of the torque transmission device according to the present invention,
6 is a view showing an idling portion of a torque transmission device according to the present invention,
7 is a view showing a state in which the torque transmitting device according to the present invention is further provided with steering means.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The following detailed description, together with the accompanying drawings, is intended to illustrate exemplary embodiments of the invention and is not intended to represent the only embodiments in which the invention may be practiced. The following detailed description includes specific details in order to provide a thorough understanding of the present invention. However, those skilled in the art will appreciate that the present invention may be practiced without these specific details.

In some instances, well-known structures and devices may be omitted or may be shown in block diagram form, centering on the core functionality of each structure and device, to avoid obscuring the concepts of the present invention.

Throughout the specification, when an element is referred to as "comprising" or " including ", it is meant that the element does not exclude other elements, do. Further, the term "part" described in the specification means a unit for processing at least one function or operation. Also, the terms " a or ", "one "," the ", and the like are synonyms in the context of describing the invention (particularly in the context of the following claims) May be used in a sense including both singular and plural, unless the context clearly dictates otherwise.

In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. The following terms are defined in consideration of the functions in the embodiments of the present invention, which may vary depending on the intention of the user, the intention or the custom of the operator. Therefore, the definition should be based on the contents throughout this specification.

FIG. 1 is a view showing a torque transmitting device according to the present invention, FIG. 2 is a view showing a rotating frame of a torque transmitting device according to the present invention, FIG. 3 is a view showing another embodiment of a torque transmitting device according to the present invention FIG. 4 is a view showing a state in which a pedal part is further provided in the torque transmission device according to the present invention, FIG. 5 is a view showing a transmission means of the torque transmission device according to the present invention, and FIG. FIG. 7 is a view showing a state in which the torque transmitting device according to the present invention is further provided with steering means. FIG.

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

As shown in the drawing, a driving force transmitting device 100 for a vehicle includes a rotating frame 110, a first driving gear 120, a first driving sprocket 130, a second driving gear 140, A drive link chain 160, a driven unit 170,

The rotary frame 110 is reciprocally rotated by a predetermined angle in the forward and backward directions with respect to the base shaft 112, and a semi-circular inner gear 116a and an outer gear 116b are formed.

The first driving gear 120 is mounted on the first rotating shaft 122 and engaged with the inner gear 116a of the rotating frame 110. When the first driving gear 120 rotates in one direction, the first driving gear 120 rotates together with the first rotating shaft 122, The first rotating shaft 122 rotates in the direction of the first rotating shaft 122. [

The first driving sprocket 130 is rotated in only one direction by the first rotating shaft 122 provided on the first rotating shaft 122 and rotated by the first driving gear 120.

The second driving gear 140 is mounted on the second rotating shaft 142 and meshed with the outer gear 116b of the rotating frame 110. When the second driving gear 140 is rotated in the same direction as the first driving gear 120, And rotates together with the rotating shaft 142. When the rotating shaft 142 rotates in the other direction, the second rotating shaft 142 idles.

The second driving sprocket 150 is rotated in only one direction by the second rotating shaft 142 provided on the second rotating shaft 142 and rotated by the second driving gear 140.

The drive link chain 160 is then endlessly rotated to connect the rotational force of the first drive sprocket 130 with the second drive sprocket 150.

The driven part 170 is provided to receive the rotational force of the first driving gear 120 and the second driving gear 140 installed on the third rotating shaft 172 and rotated by the rotating frame 110.

The transmission unit 180 is provided to connect the second rotation axis 142 and the third rotation axis 172 to transmit the rotational force of the second rotation axis 142 to the driven unit 170.

Referring to the operating state of the torque transmitting device 100, the rotating frame 110 is reciprocally rotated forward and backward with respect to the base shaft 112, so that the first driving gear 120 and the second driving gear 140 are alternately rotated.

At this time, the first driving gear 120 is rotated only in one direction together with the first rotating shaft 122, and the second driving gear 140 is rotated in only one direction together with the second rotating shaft 142, The sprocket 130 and the second drive sprocket 150 are rotated in only one direction by the drive link chain 160.

The rotational force of the second rotating shaft 142 is continuously transmitted to the driven portion 170 by the transmitting means 180. [

In other words, when the rotary frame 110 is rotated forward, the first drive gear 120 and the first drive sprocket 130 are rotated, and this rotational force is transmitted to the second drive sprocket 150 And the transmitting unit 180, and is transmitted to the driven unit 170. [

At this time, the second drive gear 140 is idly rotated.

The second driving gear 140 and the second sprocket 150 are rotated and transmitted to the driven portion 170 through the transmitting means 180. [

At this time, the first drive gear 120 is idly rotated.

Accordingly, the first driving gear 120 and the second driving gear 140 are alternately rotated to generate rotational force and are continuously transmitted to the driven portion 170.

The rotating frame 110 for this purpose is composed of a base shaft 112 and a base frame 114, a semicircular frame 116 and an operating frame 118, as shown in Fig.

The base frame 114 is connected to the base shaft 112 and is provided for the same rotation.

The semicircular frame 116 is connected to the base frame 114 such that a space is formed therein in a semicircular shape, an internal gear 116a is formed along the internal surface, and a external gear 116b is formed along the external surface.

The operation frame 118 is provided on the base frame 114 to rotate the base frame 114 and the semicircular frame 116 with respect to the base axis 112.

The base frame 114 is formed in a linear shape having a predetermined length, and the semicircular frame 116 is convexly formed in a direction in which a rotational force is transmitted to the driven portion 170.

And the operation frame 118 is provided at one end of the base frame 114 in the longitudinal direction.

The base shaft 112 and the first rotating shaft 122, the second rotating shaft 142 and the third rotating shaft 172 are arranged in a straight line along the direction in which the rotational force is transmitted to the driven portion 170.

3, the base frame 114 is formed in a straight line having a predetermined length, and is positioned in parallel with a direction in which the rotational force is transmitted to the driven portion 170. As shown in FIG.

The semicircular frame 116 is formed to be convex downward, and the operation frame 118 is provided at the center of the base frame 114 on the upper side.

The base shaft 112 and the first and second rotation shafts 122 and 142 are arranged on a vertical line orthogonal to a direction in which the rotational force is transmitted to the driven portion 170, And is arranged in a direction in which rotational force is transmitted to the eccentric portion (170).

Here, the first driving gear 120 and the second driving gear 140 may be provided as sprockets that can be engaged with the internal gear 116a and the external gear 116b.

Also, the internal gear 116a and the external gear 116b are provided as a chain, and the first drive gear 120 and the second drive gear 140 may be provided as sprockets to correspond to the chain.

4, the rotational force transmitting device 100 further includes a pedal portion 190 and is provided for rotating any one of the first rotating shaft 122 and the second rotating shaft 142. As shown in FIG.

The pedal portion 190 includes a pedal shaft 191 and a pedal 192, a pedal drive sprocket 193, a pedal travel sprocket 194, and a pedal link chain 195.

The pedal shaft 191 is positioned below the base shaft 112 and the pedal 192 is provided at both ends of the pedal shaft 191.

The pedal drive sprocket 193 is provided on the pedal shaft 191 and rotates in the same manner and the pedal driven sprocket 194 is provided on either the first rotation shaft 122 or the second rotation shaft 142, do.

The pedal link chain 195 is rotated in an endless track so as to connect the rotational force of the pedal travel sprocket 194 with the pedal travel sprocket 194. [

The pedal drive sprocket 193 and the pedal travel sprocket 194 transmit the rotational force generated by rotating the pedal 192 to the transmitting means 180 only by a free wheel or a one way clutch The rotational force generated by the rotation of the rotary frame 110 is also not transmitted to the pedal portion 190.

The transmission means 180 is constituted by a first transmission sprocket 182, a second transmission sprocket 184 and a transmission link chain 186, as shown in Fig.

The first transmission sprocket 182 is mounted on the second rotation shaft 142 and rotated in the same manner and the second transmission sprocket 184 is installed on the third rotation shaft 172 and rotated in the same manner.

The transmission link chain 186 is also endlessly rotated to transmit the rotational force of the first transmission sprocket 182 to the second transmission sprocket 184. [

As shown in FIG. 6, the connection between the transmission unit 180 and the driven unit 170 is cut off, thereby preventing the transmission of rotational force, and when the rotational force is transmitted in the opposite direction to the rotational force transmission direction, And further includes a pivot assembly 200.

Here, the driven portion 170 is composed of the driven sprocket 174 and the driven coupling chain 176.

The driven sprocket 174 is provided on the third rotating shaft 172 and the driven link chain 176 is connected to the driven sprocket 174 to transmit rotational force.

The idle unit 200 includes a first idle clutch 201, a second idle clutch 202, a first uneven portion 203, a second uneven portion 204, and a idle operation portion 205.

The first idle clutch 201 is provided with the driven sprocket 174 on the third rotating shaft 172. When the driven rotating shaft 201 is rotated in either direction, the driven sprocket 174 rotates equally and the rotational force is transmitted.

On the contrary, in the case of being rotated in the other direction, the driven sprocket 174 idles and the transmission of torque is interrupted.

In addition, the second idle clutch 202 is provided so as to be rotated in the same manner as the third rotating shaft 172, and is slidably provided.

The first concave-convex portion 203 is repeatedly formed on the first idle clutch 201 and the second concave-convex portion 204 is formed on the second idle clutch 202 so as to correspond to the first concave-

The idle operating portion 205 moves the second idle clutch 202 in the direction of the first idle clutch 201 or in the opposite direction so that the second uneven portion 204 is engaged with or separated from the first uneven portion 203 .

Here, a clutch bracket 206 provided around the outer periphery of the second idle clutch 202 and rotatable is provided, and the idle operating portion 205 is provided to the clutch bracket 206. [

In other words, the second idle clutch 202 is rotatable within the clutch bracket 206, and as the clutch bracket 206 is moved during operation of the idle operating portion 205, the second idle clutch 202 Is moved.

The idle operating portion 205 moves the clutch bracket 206 and the second idle clutch 202 in the direction of the first idle clutch 201 so that the second uneven portion 204 ) To the first concavity (203).

Thus, the rotational force transmitted from the transmitting unit 180 is transmitted to the driven unit 170. [

Conversely, when the clutch bracket 206 and the second idle clutch 202 are moved in the direction opposite to the first idle clutch 201 by the idle operating portion 205, the second uneven portion 204 is moved in the first unevenness 203 As a result, the driven sprocket 174 idles.

This allows the rear wheel installed on the driven shaft (not shown) to be moved to one side or the other side as intended by the user, thereby facilitating the movement.

Further, as shown in Fig. 7, the turning frame 110 further includes the steering means 210. Fig.

The steering means 210 includes a first winding frame 211 and a second winding frame 212, a steering wire 213, a switching roller 214 and a tension roller 215.

The first winding frame 211 is rotatably provided on the operation frame 118, and a first winding groove 211a is formed along the outer circumference.

The second winding frame 212 has a second reduction groove 212a along the outer circumferential surface thereof and is provided so as to rotate in the same direction as the axis of the wheel to be steered.

Each of the steering wires 213 is fixed to the first winding frame 211 at one end thereof and is installed in the corresponding direction along the first winding groove 211a and the other end is connected to the second winding frame 212 And are respectively installed in the corresponding directions along the second depression grooves 212a.

Further, the switching roller 214 is provided at a portion of the steering wire 213 so that one end and the other end of each of the steering wires 213 form an angle.

The tension roller 215 is disposed between each of the switching rollers 214 and one end of each of the steering wires 213 to form an angle opposite to an angle formed by the switching roller 214 by the steering wire 213, To maintain the tension of the spring 213.

Here, when the handle is provided on the first wind-up frame 211 and the handle is rotated, the first wind-up frame 211 is rotated together so that one of the pair of the steering wires 213 pulls the other end, do.

At this time, the other ends of the respective steering wires 213 rotate the second winding frame 212, and the wheel shaft rotated in the same manner as the second winding frame 212 is rotated to steer.

100: Torque transmitting device 110: Rotating frame
120: first drive gear 130: first drive sprocket
140: second drive gear 150: second drive sprocket
160: drive link chain 170: driven
180: transmitting means 190: pedal portion
200: The whole assembly

Claims (6)

A rotary frame having a semi-circular inner gear and an outer gear reciprocally rotated at a predetermined angle in the forward and backward directions with respect to the base shaft;
A first driving gear installed at a first rotating shaft and engaged with an inner gear of the rotating frame, rotated together with the first rotating shaft when rotated in one direction and idling at the first rotating shaft when rotated in the other direction;
A first driving sprocket provided on the first rotating shaft and rotated only in one direction by a first rotating shaft rotated by the first driving gear;
The first driving gear is rotated together with the second rotating shaft when the first driving gear is rotated in the same direction as the first driving gear and is rotated together with the second rotating shaft when the first driving gear is rotated in the other direction, A second driving gear that is driven by the driving force;
A second driving sprocket provided on the second rotating shaft and rotated only in one direction by a second rotating shaft rotated by the second driving gear;
A driving connection chain rotatably connected to the first driving sprocket so as to connect the rotational force of the first driving sprocket with the second driving sprocket;
A driven part installed on the third rotary shaft for receiving the rotational force of the first driving gear and the second driving gear rotated by the rotary frame; And
And transmission means for connecting the second rotation axis and the third rotation axis to transmit the rotational force of the second rotation axis to the driven portion,
The rotating frame includes:
Base axis;
A base frame connected to the base shaft and equally rotated;
A semicircular frame connected to the base frame so as to form a space part therein in a semicircular shape, in which an internal gear is formed along the inner surface, and a shouting gear is formed along the outer surface;
And an operation frame provided on the base frame to rotate the base frame and the semicircular frame with respect to the base axis,
Wherein the base frame is formed in a straight line shape having a predetermined length and is positioned parallel to a direction in which a rotational force is transmitted to the driven portion,
Wherein the semicircular frame is convex downward,
Wherein the operation frame is provided on an upper side of a central portion of the base frame. delete delete delete The method according to claim 1,
And a pedal portion for rotating any one of the first rotation axis and the second rotation axis. The method according to claim 1,
And a steering means for steering the rotating frame.

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