KR20150009818A

KR20150009818A - Pedal apparatus of bicycle having locking function

Info

Publication number: KR20150009818A
Application number: KR1020130084215A
Authority: KR
Inventors: 김은지
Original assignee: 김은지
Priority date: 2013-07-17
Filing date: 2013-07-17
Publication date: 2015-01-27

Abstract

Disclosed is a bicycle pedal apparatus having a lock function to prevent a bicycle from being stolen. The disclosed pedal apparatus includes a left pedal unit and a right pedal unit respectively coupled to left and right crank arms of a bicycle to be detachable, wherein each of the left pedal unit and the right pedal unit includes a main pedal body; and at least one pair of connection members stored in the main pedal body to be withdrawn. Each of the main pedal bodies and each of the pairs of connection members form a closed loop when each of the pairs of connection members of the left and right pedal units are connected to each other after each of the main pedal bodies of the left and right pedal units are detached from the left and right crank arms to lock the bicycle or to tie the bicycle to a surrounding structure.

Description

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

The present invention relates to a bicycle pedal device, and more particularly, to a bicycle pedal device capable of locking itself to a bicycle or switching to a locking device capable of binding the bicycle to a surrounding structure.

In general, bicycles are being used not only as a means of exercise but also as means of commuting for commuting, and many high-priced products are on the market depending on the uses and materials.

As the spread of such bicycles becomes popular and more expensive bicycles are widely distributed on the market, bicycle theft accidents are also increasing recently.

To prevent such bike theft, various types of bicycle locks have recently been introduced. The most commonly used bicycle locks are rope-shaped locks.

Such a locking device is a structure in which a front wheel or a rear wheel is passed, and then a surrounding structure is wound to bind the bicycle.

However, such a bicycle locking device has to be purchased separately by the user, which is a costly burden, and the locking device itself is not robust and can easily be broken by a predetermined tool.

In order to solve the problem of purchasing a separate locking device as described above, Japanese Patent Application Laid-Open No. 2010-222002 discloses that the pedal and the crank arm are provided as a pair of units so as to be detachable from the bicycle, And the pedal unit can be carried in a bag or the like.

However, in such a conventional technique, there is a problem that a pair of pedals separated from the crank arm must be directly held to prevent the bicycle from being stolen. Further, there is a problem that the surrounding structures can not bind the bicycle.

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

In order to achieve the above object, the present invention provides a bicycle comprising: a left pedal unit and a right pedal unit detachably coupled to left and right crank arms of a bicycle, respectively, wherein the left pedal unit and the right pedal unit each include: And at least one pair of connecting members retractably housed in the pedal body, wherein each pedal body of the left and right pedal units has a left and a right pedal body for self-locking the bicycle or tie the bicycle to a surrounding structure, Wherein the pedal body and each of the pair of connecting members form a closed loop when the pair of connecting members of the left and right pedal units are connected to each other after the pedal body is separated from the right crank arm. to provide.

Preferably, each of the pair of connecting members is formed such that one end thereof is hinged to the pedal body and is foldable so that the length thereof can be extended, or is formed in a telescopic shape.

The 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.

Preferably, each of the pair of connecting members of the left and right pedal units has a respective locking member, wherein the locking member can be a dial lock.

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

The fixed unit includes: a sliding member inserted into one end of the crank arm; And a lock bar hinged to one end of the sliding member to press and fix the pedal body to the crank arm through the sliding member.

Further, the present invention provides a vehicle comprising: a left pedal body and a right pedal body detachably connected to left and right crank arms; A pair of first connection members and a pair of second connection members that are detachably coupled to the left pedal and the right pedal body, respectively; And a first locking device and a second locking device, which are respectively installed in the pair of first and second connecting members, for mutually locking and unlocking the first and second connecting members, wherein the left and right cranks Wherein the left pedal body, the right pedal body, and the first and second connecting members form a closed loop when the first and second connecting members of the left and right pedal bodies separated from the arm are interconnected. The above object can be achieved. In this case, it is preferable that the first and second connecting members are formed to be foldable or telescopic, respectively, so that the first and second connecting members can be extended from the left and right pedal bodies.

In the present invention as described above, since the left and right pedal units can be used as a bicycle lock device, it is not necessary to provide a separate bike lock device. There is an advantage that it is possible to solve the inconvenience of having to do.

Furthermore, since the present invention can be easily switched without a separate tool when the left side and the pedal unit are switched to the locking device, the ease of use can be maximized.

FIG. 1 is a perspective view of a bicycle pedal apparatus having a locking function according to an embodiment of the present invention,
2 is an exploded perspective view illustrating a state in which a bicycle pedal apparatus having a locking function is separated from a crank arm according to an embodiment of the present invention,
3 is a schematic view showing a state of engagement between the engaging protrusion shown in FIG. 2 and the guide groove of the engaging 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 showing a state in which a 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 showing an example in which a front wheel and a spoke lock state are maintained by a closed-loop pedal device as shown in FIG. 6,
FIG. 8 is a view showing an example of using a pedal device constituting a closed loop to bind a frame and a peripheral structure of a bicycle as shown in FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout. The description will be omitted.

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

The bicycle pedal apparatus having the locking function of the present invention includes a left pedal unit 100 and a right pedal unit 200 (see FIG. 5). Since the left and right pedal units 100 and 200 have the same structure, the detailed configuration will be described for the left pedal unit 100 only.

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

The pedal body 110 is formed to have a predetermined width so that a user's foot can be stably stowed. The pedal body 110 has a slip prevention member 120 on the upper surface thereof, Respectively.

In this case, the slip prevention member 120 is formed in a plurality of protrusions in order to improve the anti-slip effect, and the material is made of rubber, synthetic rubber, or synthetic resin so as to maximize the frictional force.

The pedal body 110 is formed with first and second receiving grooves 111 and 113 parallel to the longitudinal direction of the pedal body 110. The first and second receiving grooves 111 and 113 have a pair of connection Members 150 and 160 are accommodated so as to be respectively drawable.

2, the pedal body 110 is rotatably provided with a coupling member 115 detachably coupled to the fixing member 130 at one side thereof.

The coupling member 115 is formed with a cylindrical insertion groove 116 having a predetermined depth into which a sliding member 131 of a fixing member 130 to be described later is inserted, Shaped guide groove 117 is formed.

3, the guide groove 117 guides the engagement protrusion 133 formed on the outer periphery of the sliding member 131 and includes a first guide path 117a, a second guide path 117b, And a fixing space 117c.

In addition, the coupling member 115 is installed on the pedal body 110 so as to rotate clockwise and counterclockwise at the same angle. At this time, the grip member 118 is formed on the outer periphery of the engaging member 115 so that the user can easily rotate the engaging member 115.

The fixing member 130 includes a sliding member 131, a locking protrusion 133 and a lock bar 135 which are 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 slightly smaller than the inner diameter of the insertion groove 116 so that the coupling member 115 can rotate smoothly.

The sliding member 131 is first inserted into the engaging hole 11 formed at one end of the crank arm 10 before the leading end 131a is inserted into the inserting groove 116. [

The locking projection 133 is sequentially slid along the first guide path 117a and the second guide path 117b of the guide groove 117 as shown in Fig. 3, and by the operation of the lock bar 135 And finally placed in the fixed space 117c.

When the engaging protrusion 133 is positioned in the fixed space 117c as described above, the pedal body 110 is firmly fixed without being separated from the crank arm 10. [

One end of the lock bar 135 is hinged 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 to be set in a direction perpendicular to the sliding member 131 (locking mode, see Fig. 1), the sliding member 131 is moved from the pedal body 110 side to the crank arm 10 To the side of the insertion groove 116 by a predetermined distance.

The locking protrusion 133 inserted into the guide groove 117 is positioned in the fixing space 117c and the inner wall of the fixing space 117c is pushed toward the crank arm 10, And is naturally fixed to the crank arm 10 in a compressed state by the crank arm 170.

2), the engaging protrusion 133 is brought into contact with the fixing space 117c of the guide groove 117. In this case, And is released from the crank arm 10 of the pedal main body 110. As shown in Fig.

In this case, the engaging member 115 can be rotated to position the engaging projection 133 on the first guide path 117a. In this state, the sliding member 131 can be engaged with the engaging member 115 and the crank arm 10, The pedal body 110 can be completely separated from the crank arm 10 by separating the pedal body 110 from the through hole 11 of the crank arm 10. [

The sliding member 131 is not completely separated from the through hole 11 of the crank arm 10 but the sliding member 131 is not completely separated from the through hole 11 of the crank arm 10. [ It is also possible to form it so as to be slidable. A notch (not shown) corresponding to a predetermined flange portion (not shown) or a flange portion having an outer diameter larger than the diameter of the through hole 11 is formed on the outer periphery of the sliding member 131, It is of course possible to press and fix at a predetermined point.

Referring to FIG. 4, 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, as described above.

In this case, the pair of connecting members 150 and 160 are hingedly connected to the inside of the first and second receiving grooves 111 and 113 by the hinge pins H1 and H2, respectively, and the first and second receiving grooves 111 and 113 And then folded in half by the hinge pins 151 and 161 so as to extend the length thereof.

Although not shown in the drawing, it is of course possible to adopt a telescopic structure in which the length of the pair of connecting members 150 and 160 can be expanded and contracted in the coaxial direction.

5, one of the pair of connecting members 150 and 160 is connected to one of the pair of connecting members 250 and 260 of the right pedal unit 200, Lt; / RTI >

In this case, the coupling member 150 of the left pedal unit 100 has a locking device 153, for example, a dial type lock, and the locking portion 153a of the locking device 153 is provided at the other end, Is inserted into the fastening hole (263) formed at the other end of the connecting member (260) of the unit (200).

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

The bicycle pedal apparatus according to an embodiment of the present invention configured as described above is installed in a crank arm to serve as a conventional pedal when the bicycle is operated. When the bicycle is locked, the pedal apparatus is separated from the crank arm, It also has the function of locking itself to tie the lock or bicycle 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.

2, when the pedal unit 100 is fixed to the crank arm 10 as shown in FIG. 1, the lock bar 135 is rotated in the downward direction to move the sliding member 131 in substantially the same axial direction .

The locking protrusion 133 moves from the fixing 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 portion 118 is rotated in one direction, the engaging projection 133 is positioned in the first guide path 117a. Then, when the sliding member 131 is pulled out from the insertion groove 116, the locking projection 133 completely comes out of the insertion groove 116 along the first guide path 117a.

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 that of the left pedal body 110. [

Then, a pair of connecting members 150, 160, 250, 260 housed in the left and right pedal bodies 110, 210 are drawn out, and a pair of folded connecting members 150, 160, 250, 260 are straightened do.

In this state, when the bicycle 1 is self-locking, the left and right pedal bodies 110 and 210 are positioned outside the spokes 30 on both sides of the front wheel 20 as shown in Fig. 7, 250, 260). Accordingly, the front wheel 20 and the spokes 30 of the bicycle 1 can be locked together while forming the closed loop of the pedal device of the present invention.

On the other hand, when the bicycle 1 is tied to the surrounding structures (pillars), the frame 40 of the bicycle 1 and the pillars 50 are bundled through the pedal device of the present invention, The bicycle (1) can be safely stored.

As described above, according to the present invention, the left and right pedal units 100 and 200 can be used as a bicycle locking device, so that it is not necessary to provide a separate bicycle locking device. There is an advantage that it is possible to solve the inconvenience of having to carry it.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

10: crank arm 11: through hole
100: left pedal unit 110, 210: pedal body
111: first storage groove 113: second storage groove
115: coupling member 116: insertion groove
117: guide groove 117a: first guide path
117b: second guide path 117c: fixed space
118: grip portion 120: slip prevention member
130: fixing member 131: sliding member
132, 151, 161: Hinge pins 133:
135: lock bar 150, 160:
153: Locking members 153a and 253a:
200: Right pedal unit

Claims

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,
A pedal body; And at least a pair of connection members retractably housed in the pedal body,
The pedal bodies of the left and right pedal units are respectively separated from the left and right crank arms so as to self-lock the bicycle or tie the bicycle to the surrounding structure, and then the pair of connecting members of the left and right pedal units Wherein the pedal body and each of the pair of connecting members form a closed loop when interconnected.

The method according to claim 1,
Wherein each of the pair of connecting members is folded so that one end thereof is hinged to the pedal body and the length thereof is expandable.

The method according to claim 1,
Wherein the pair of connecting members are each formed in a telescopic shape so that one end thereof is hinged to the pedal body and the length thereof is expandable.

The method according to claim 2 or 3,
Wherein the pair of connecting members of the left pedal unit are detachably connected to the other ends of the pair of connecting members of the right pedal unit, respectively.

5. The method of claim 4,
Wherein the pair of connecting members of the left and right pedal units each have one locking member.

6. The method of claim 5,
Wherein the lock member is a dial lock.

The method according to claim 1,
Wherein the left and right pedal bodies are detachably fixed to the left and right crank arms by fixing units respectively provided at one ends of the left and right crank arms.

8. The method of claim 7,
The fixed unit
A sliding member inserted into one end of the crank arm; And
And a lock bar hinged to one end of the sliding member to press and fix 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 connection members and a pair of second connection members that are detachably coupled to the left pedal and the right pedal body, respectively; And
A first locking device and a second locking device installed in the pair of first and second connecting members, respectively, for mutually 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 A bicycle pedal device.

10. The method of claim 9,
Wherein the first and second connecting members are formed so as to be foldable or telescopic, respectively, so that the first and second connecting members can be extended from the left and right pedal bodies.