KR20130066180A - Pedal apparatus of bicycle having locking function - Google Patents

Abstract

PURPOSE: A pedal apparatus for a bicycle with a locking function is provided to maximize use convenience by easily converting left and right pedal units to a locking device without a tool. CONSTITUTION: A pedal apparatus for a bicycle with a locking function comprises a left pedal unit(100) and a right pedal unit(200). The left and right pedal units are separately coupled to left and right crank arms. Each of the left and right pedal units comprises a pedal body(110,210) and a pair of connection members(150,160). The connection members are drawn into or out from the pedal body.

Description

Bicycle pedal device with locking function {PEDAL APPARATUS OF BICYCLE HAVING LOCKING FUNCTION}

The present invention relates to a bicycle pedal device, and more particularly to a bicycle pedal device that can be switched to the locking device that can lock the bicycle itself or the bicycle to the surrounding structure.

In general, bicycles are being used not only as a means of exercise but also as a means of transportation for commuting, and many expensive products are released depending on the purpose and material.

As the distribution of bicycles is popularized and more expensive bicycles are widely distributed on the market, bicycle theft accidents are rapidly increasing in recent years.

Recently, various types of bicycle locks have been released to prevent theft of bicycles, and the most commonly used bicycle lock is a rope lock.

The locking device is a structure that can tie the bicycle by winding the surrounding structure after passing through the front wheel or the rear wheel.

However, such a bicycle lock has a cost burden because the user has to purchase separately, and there is a problem that the lock itself is not robust and can be easily broken using a predetermined tool.

In order to solve the problem of having to purchase a separate locking device as described above, Japanese Patent Application Laid-Open No. 2010-222002 uses a pair of pedals and a crank arm to be detachably installed from a bicycle. A configuration in which a pedal unit can be carried in a bag or the like is disclosed.

However, such a prior art has a cumbersome problem of having a pair of pedals directly separated from the crank arm in order to prevent theft of the bicycle, and moreover, there is a problem that the surrounding structure cannot tie the bicycle.

In order to solve the above problems, the present invention relates to a bicycle pedal device capable of switching to a locking device capable of locking the bicycle itself or the bicycle to the surrounding structure.

In order to achieve the above object, the present invention includes a left pedal unit and a right pedal unit detachably coupled to the left and right crank arms of the bicycle, respectively, the left pedal unit and the right pedal unit, respectively, the pedal body; And at least one pair of connecting members that are retractably received in the pedal body; wherein each pedal body of the left and right pedal units is configured to lock the bicycle itself or to tie the bicycle to a surrounding structure. When the pair of connecting members of the left and right pedal units are mutually separated after separating from the right crank arm, respectively, the pedal body and the pair of connecting members constitute a closed loop. to provide.

Each of the pair of connecting members is hinged to one of the pedal bodies and is foldable so as to extend in length, or is preferably made of a telescopic shape.

Each pair of connecting members of the left pedal unit may be detachably connected to the other ends of the pair of connecting members of the right pedal unit, respectively.

The pair of connecting members of the left and right pedal units is preferably provided with one locking member, and in this case, the locking member may be a dial lock.

The left and right pedal bodies may be detachably fixed to the left and right crank arms, respectively, by fixing units installed at one ends of the left and right crank arms, respectively.

The fixing unit may include a sliding member inserted through one end of the crank arm; And a lock bar hinged to one end of the sliding member to press-fix the pedal body to the crank arm through the sliding member.

The present invention also includes a left pedal body and a right pedal body detachably connected to the left and right crank arms; A pair of first connecting members and a pair of second connecting members respectively releasably coupled to the left pedal and the right pedal body; And a first lock device and a second lock device installed on the pair of first and second connection members, respectively, to lock and unlock the first and second connection members, respectively, the left and right cranks. When the first and second connecting members of the left and right pedal bodies separated from the arm are interconnected, the left pedal body, the right pedal body, and the first and second connecting members form a closed loop. By providing the above, the above object can be achieved. In this case, the first and second connection members are preferably formed to be folded or telescopic in shape so as to extend the length after withdrawing from the left and right pedal bodies.

In the present invention as described above, by using the left and right pedal unit can be used to switch to the bicycle lock, there is no need to provide a separate bicycle lock device and separate the possession of the bicycle pedal as in the prior art There is an advantage that can solve the inconvenience, such as should.

Moreover, the present invention can be easily switched without a separate tool when switching the left and the pedal unit to the locking device can maximize the ease of use.

1 is a combined perspective view showing a state in which a bicycle pedal device having a locking function according to an embodiment of the present invention is fixedly installed on a crank arm,
Figure 2 is an exploded perspective view showing a state in which the bicycle pedal device with a lock function according to an embodiment of the present invention is separated from the crank arm,
3 is a schematic view showing a coupling state between the locking projection shown in Figure 2 and the guide groove of the coupling member,
4 is a perspective view showing a state in which a pair of connecting members are drawn out from the pedal body;
5 is a perspective view illustrating a state in which each pair of connecting members hinged to the left and right pedal bodies are interconnected;
FIG. 6 is a perspective view showing a state in which the left and right pedal bodies and the pair of connecting members form a closed loop by connecting the pair of connecting members through the process of FIG. 5,
FIG. 7 is a view illustrating a usage example of keeping the front wheel and the spoke locked by the pedal device forming a closed loop as shown in FIG.
FIG. 8 is a view illustrating an example of using the bicycle frame and the surrounding structure by tying a closed loop pedal device as shown in FIG. 6.

Hereinafter, in describing the present invention according to an embodiment of the present invention with reference to the accompanying drawings, when it is determined that the detailed description of the known technology related to the present invention may unnecessarily obscure the subject matter of the present invention Omit the description.

A configuration of a bicycle pedal device having a locking function according to an embodiment of the present invention will be described.

Bicycle pedal device with a locking function of the present invention includes a left pedal unit 100 and the right pedal unit 200 (see Fig. 5). Since the left and right pedal units 100 and 200 have the same structure as each other, a detailed configuration will be described only with respect to the left pedal unit 100.

1 and 2, the left pedal unit 100 includes a pedal body 110, a fixing member 130, and first and second connection members 150 and 160.

Pedal body 110 is formed to have a predetermined width, so that the user's feet can be stably seated, the upper surface of the pedal body 110, the slip prevention member 120 that can prevent the slip with the shoes worn by the user Is attached.

In this case, the slip preventing member 120 is made of a plurality of protrusions to improve the anti-slip effect, the material is made of any one of rubber, synthetic rubber and synthetic resin to maximize the friction force.

In addition, the pedal body 110 has first and second receiving grooves 111 and 113 formed in parallel along the longitudinal direction of the pedal body 110, and a pair of connections are formed in the first and second receiving grooves 111 and 113. The members 150 and 160 are respectively retractable.

In addition, the pedal body 110, as shown in Figure 2, the coupling member 115 is detachably coupled to the fixing member 130 on one side is rotatably installed.

The coupling member 115 has a cylindrical insertion groove 116 having a predetermined depth into which the sliding member 131 of the fixing member 130, which will be described later, is formed, and an inner circumference of the insertion groove 116, as shown in FIG. Guide groove 117 of the '' 'shape is formed.

Referring to FIG. 3, the guide groove 117 guides the engaging protrusion 133 formed on the outer circumference of the sliding member 131, and sequentially guides the first guide path 117a, the second guide path 117b, and The fixed space 117c is included.

In addition, the coupling member 115 is installed on the pedal body 110 to be rotated by the same angle clockwise and counterclockwise. In this case, the grip member 118 is formed on the outer circumference of the coupling member 115 so that a user may easily rotate the coupling member 115.

The fixing member 130 includes a sliding member 131, a locking protrusion 133, and a lock bar 135 inserted into the insertion groove 116 of the coupling member 115 as described above.

The sliding member 131 is detachably inserted into the insertion groove 116 of the distal end 131a and a locking protrusion 133 is protruded from a part of the outer circumference. The sliding member 131 is formed in a cylindrical shape having an outer diameter somewhat smaller than the inner diameter of the insertion groove 116 so that the coupling member 115 can rotate smoothly.

In addition, the sliding member 131 is first penetrated through the coupling hole 11 formed at one end of the crank arm 10 before the front end portion 131a is inserted into the insertion groove 116.

As illustrated in FIG. 3, the locking protrusion 133 is slid sequentially along the first guide path 117a and the second guide path 117b of the guide groove 117, and is operated by the lock bar 135. Finally, it is located in the fixed space 117c.

When the locking projection 133 is set in the fixed space 117c in this manner, the pedal body 110 is firmly fixed without being separated from the crank arm 10.

The lock bar 135 is hinged at one end to the rear end of the sliding member 131 by a hinge pin 132, and the other end is a free end. In this case, when the lock bar 135 is pivoted so as to be set at right angles to the sliding member 131 (locking mode, see FIG. 1), the sliding member 131 is formed from the crank arm 10 from the pedal body 110. A predetermined distance moves along the insertion groove 116 to the side.

Accordingly, the locking protrusion 133 inserted into the guide groove 117 is located in the fixed space 117c and pushes an inner wall of the fixed space 117c toward the crank arm 10, so that the pedal body 110 is fixed to the fixing member. By 170, it is naturally fixed to the crank arm 10 in a pressed state.

On the other hand, when the lock bar 135 is rotated in the direction corresponding to the axial direction of the sliding member 131 (unlocking mode, see Figure 2), the locking projection 133 is a fixed space 117c of the guide groove 117 Is moved from the crank arm 10 of the pedal body 110 to the second guide path 117b.

In this case, the engaging member 115 may be rotated to position the locking protrusion 133 in the first guide path 117a. In this state, the sliding member 131 may be coupled to the coupling member 115 and the crank arm 10. The pedal body 110 can be completely separated from the crank arm 10 by separating from the through hole 11.

In the present embodiment, the sliding member 131 is described as being completely separated from the crank arm 10, but is not limited thereto, and the sliding member 131 is not completely separated from the through hole 11 of the crank arm 10. It is also possible to form so that sliding is possible. To this end, a predetermined flange portion (not shown) or a washer (not shown) corresponding to the flange portion having an outer diameter larger than the diameter of the through hole 11 is formed on the outer circumference of the sliding member 131. Of course, it is possible to press-fix to a predetermined point.

Referring to FIG. 4, as described above, the pair of connecting members 150 and 160 are accommodated in the first and second receiving grooves 111 and 113 of the pedal body 110, respectively.

In this case, the pair of connecting members 150 and 160 are hinged by hinge pins H1 and H2 inside the first and second receiving grooves 111 and 113, respectively, and the first and second receiving grooves 111 and 113, respectively. After the withdrawal from the) has a structure that is folded in about half by the hinge pins (151, 161) to extend the length.

On the other hand, although not shown in the drawings, as a structure for extending the length of the pair of connecting members (150, 160), it is of course also possible to take a telescopic (telescopic) structure that can stretch in the coaxial direction.

Referring to FIG. 5, one of the pair of connecting members 150 and 160 is locked and unlocked with any one 260 of the pair of connecting members 250 and 260 of the right pedal unit 200 which are connected to each other. Possibly combined.

In this case, the connecting member 150 of the left pedal unit 100 has a locking device 153, for example, a dial lock inward, and at the other end, the locking part 153a of the locking device 153 is a right pedal. It is inserted into the fastening hole 263 formed at the other end of the connecting member 260 of the unit 200.

Referring to FIG. 6, when the pair of connecting members 150, 160, 250 and 250 of the left and right pedal units 200 are interconnected as described above, the left pedal body 110 and the right pedal body 210 are closed loops. (closed loop)

Bicycle pedal apparatus according to an embodiment of the present invention configured as described above is installed on the crank arm when the bicycle is running to perform the role of a normal pedal, when locking the bicycle by separating the pedal device from the crank arm bicycle It also functions as a self-locking or locking device to tie the bike to the surrounding structure.

Hereinafter, the process of converting the bicycle pedal apparatus of the present invention into a lock apparatus will be sequentially described.

First, as shown in FIG. 1, in a state where the pedal unit 100 is fixedly installed on the crank arm 10, as shown in FIG. 2, the lock bar 135 is pivoted downward to be approximately the same axial direction as the sliding member 131. To achieve.

The locking protrusion 133 is moved from the fixed space 117a of the guide groove 117 to the second guide path 117b by the operation of the lock bar 135. In this state, when the grip part 118 is rotated in one direction, the locking protrusion 133 is positioned on the first guide path 117a. Subsequently, when the sliding member 131 is withdrawn from the insertion groove 116, the locking protrusion 133 completely exits from the insertion groove 116 along the first guide path 117a.

Accordingly, the left pedal body 110 fixed to the crank arm 10 by the fixing member 130 is completely separated from the crank arm 10. The right pedal body 210 is also separated from the right crank arm 13 through the same process as the left pedal body 110.

Subsequently, the pair of connecting members 150, 160; 250, 260 accommodated in the left and right pedal bodies 110 and 210 are drawn out, and the pair of folded connecting members 150, 160; 250 and 260 are straightened to extend the length as shown in FIG. 5, respectively. do.

In this state, when the bicycle 1 is self-locking, a pair of connecting members 150 and 160 in a state in which the left and right pedal bodies 110 and 210 are located outside the spokes 30 on both sides of the front wheel 20 as shown in FIG. 7. ; 250,260 are interconnected. Accordingly, the front wheel 20 and the spokes 30 of the bicycle 1 can be locked together while forming a closed loop of the pedal device of the present invention.

On the other hand, when tying the bicycle 1 to the surrounding structure (column), as shown in Figure 7, through the pedal device of the present invention to form a closed loop to tie the frame 40 and the pillar 50 of the bicycle 1 The bicycle 1 can be stored safely.

As described above, the present invention can be used by switching to the bicycle lock using the left and right pedal units (100,200), there is no need to provide a separate bicycle lock device after separating the bicycle pedal as in the prior art There is an advantage that can solve the inconvenience, such as having to possess.

As described above, although the present invention has been described by way of limited embodiments and drawings, the present invention is not limited thereto, and the technical idea of the present invention and the following by those skilled in the art to which the present invention pertains. Of course, various modifications and variations are possible within the scope of equivalents of the claims to be described.

10: crank arm 11: through hole
100: left pedal unit 110, 210: pedal body
111: first receiving groove 113: second receiving groove
115: coupling member 116: insertion groove
117: guide groove 117a: first guideway
117b: second guideway 117c: fixed space
118: grip portion 120: slip preventing member
130: fixing member 131: sliding member
132,151,161: Hinge pin 133: Jamming protrusion
135: lock bar 150, 160: connecting member
153: locking members 153a and 253a: locking part
200: right pedal unit

Claims (10)

It includes a left pedal unit and a right pedal unit detachably coupled to the left and right crank arms of the bicycle,
The left pedal unit and the right pedal unit, respectively,
A pedal body; And at least one pair of connecting members accommodated in the pedal body to be pulled out.
Each of the pedal bodies of the left and right pedal units separates the pair of connecting members of the left and right pedal units, respectively, from the left and right crank arms to lock the bike itself or to tie the bike to the surrounding structure. When the interconnection, each pedal body and each pair of connecting members bike pedal device, characterized in that to form a closed loop. The method of claim 1,
The pair of connecting members, respectively, one end of the bicycle pedal device characterized in that the hinge is connected to the pedal body and made to be foldable to extend. The method of claim 1,
Each of the pair of connecting members is a bicycle pedal device, characterized in that the one end is hinged to the pedal body and made telescopic shape to extend the length. The method according to claim 2 or 3,
The pair of connecting members of the left pedal unit is a bicycle pedal device, characterized in that each other end is detachably connected to the other end of the pair of connecting members of the right pedal unit, respectively. 5. The method of claim 4,
The pair of connecting members of the left and right pedal unit is a bicycle pedal device, characterized in that each having a locking member. The method of claim 5,
The locking member is a bicycle pedal device, characterized in that the dial lock. The method of claim 1,
And the left and right pedal bodies are separably fixed to the left and right crank arms by fixing units respectively installed at one end of the left and right crank arms, respectively. The method of claim 7, wherein
The fixing unit
A sliding member inserted through one end of the crank arm; And
And a lock bar which is hinged to one end of the sliding member and press locks the pedal body to the crank arm through the sliding member. A left pedal body and a right pedal body detachably connected to the left and right crank arms;
A pair of first connecting members and a pair of second connecting members respectively releasably coupled to the left pedal and the right pedal body; And
A first locking device and a second locking device installed on the pair of first and second connecting members, respectively, for locking and unlocking the first and second connecting members;
When the first and second connecting members of the left and right pedal bodies separated from the left and right crank arms are interconnected, the left pedal body, the right pedal body, and the first and second connecting members form a closed loop. Bicycle pedal device. 10. The method of claim 9,
The first and the second connection member is a bicycle pedal device, characterized in that it is formed to be foldable or telescopic shape respectively to extend the length after withdrawal from the left and right pedal body.

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