KR20180100515A - Folding personal mobility - Google Patents

Abstract

The present invention relates to a foldable personal mobility which is convenient to carry and can be stored in a small space. Disclosed is a foldable personal mobility, comprising: a footboard part having wheels and including a front footboard part and a rear footboard part, the front footboard part and the rear footboard part being connected through a hinge structure so as to be folded; and a handle part having a rotation center part provided at the upper end and a left handle and a right handle rotatably mounted at both sides of the rotation center part respectively, changing in length through sliding, and being foldable to the footboard part at the lower end thereof, wherein the rear footboard part is folded to overlap the top surface of the front footboard part through the hinge structure, the handle part is folded to overlap the rear footboard part while being reduced in length by sliding such that the rear footboard part is positioned between the handle part and the front footboard part, and the left handle and the right handle are gathered together by rotation such that the handle part encompasses the bottom surface and the side surfaces of the folded rear footboard part.

Description

[0001] FOLDING PERSONAL MOBILITY [0002]

The present invention relates to a foldable personal mobility, and more particularly, to a foldable personal mobility capable of being portable and capable of being stored in a narrow space.

Due to environmental pollution and increased demand for fun in use, the development of single-person vehicles, called personal mobility, is on the rise.

As an example of personal mobility, a kick board is widely used. The kick board is composed of a handle portion having a wheel and a handle, and the length of the handle portion is generally equal to the length of the foot portion Lt; / RTI >

Most conventional personal mobility vehicles such as a kick board, which is composed of a footrest portion and a handle portion, are not foldable, inconvenient to carry, and have a disadvantage in that they occupy a large space during storage.

As another example, the folding structure of a general hinge type is a structure in which there is a void space between constituent parts which are folded and overlapped, and the volume is not reduced to a minimum even in a folded state due to the void space, It takes up a lot of space.

It should be understood that the foregoing description of the background art is merely for the purpose of promoting an understanding of the background of the present invention and is not to be construed as an admission that the prior art is known to those skilled in the art.

WO 2016-043556 A

It is an object of the present invention to provide a foldable personal mobility capable of realizing a compact size by removing a dead space between a foot part and a handle part, thereby facilitating movement and storage.

According to an aspect of the present invention, there is provided a foldable personal mobility comprising: a wheel, a front pedal part and a rear pedal part, the front foot part and the rear foot part being connected to each other through a hinge structure, And a handle portion provided with a rotation center portion at an upper end and a left and right handle rotatably installed on both sides of the rotation center portion, the length of which is changed by sliding, and the lower end of the handle portion can be tilted toward the foot portion, The rear footrest is folded so as to be superimposed on the upper face of the front footrest through the hinge structure and the rear footrest is folded so as to be superimposed on the rear footrest with the handle portion being reduced in length by sliding, The handle portion is characterized in that the left handle and the right handle are gathered together by rotation to wrap the lower and side surfaces of the folded rear footstep.

The handle portion and the rear foot portion, and the rear foot portion and the front foot portion may be adjacent to each other in a state in which the rear foot portion is folded to be positioned between the handle portion and the front foot portion.

The handle portion and the rear foot portion, and the rear foot portion and the front foot portion may be adjacent to each other in a side-by-side relationship.

The front footrest portion and the rear footrest portion are rotatably coupled via a hinge shaft. The handle portion is connected to the hinge locking mechanism So that the rear footrest portion is rotated about the hinge axis to be folded on the front footstep portion, and the handle portion can be folded on the rear footstep portion through the hinge locking mechanism in a state in which the length of the handle portion is reduced by sliding.

The handle portion may include a lower handle portion coupled to the wheel carrier through a hinge locking means, a handle portion provided on the upper handle portion coupled to the lower handle portion via the sliding means, and a handle provided to be foldable with respect to the upper handle portion .

The upper end of the upper handle portion is provided with a rotation center portion, and the left and right handles can be rotatably installed on both sides of the rotation center portion.

The left center gear and the right center gear are provided with a left gear sharing the rotation axis of the left handle and a right gear sharing the rotation axis of the right handle. The left gear and the right gear are disposed to mate with each other. The other handle can be rotated simultaneously.

A lock pin is fixed to the lock release bar on the rotation center portion. The lock release button is connected to the lock release bar and protruded to the outside of the rotation center portion. The handle is provided with a fixing pin The groove is formed, and when the lock release button is pressed, the lock release bar is pressed so that the fixing pin is released from the fixing groove, so that the handle can be rotated.

The lock releasing bar is provided with an elastic member in such a manner that the lock releasing button is always pressed outwardly. When the external force applied to the lock releasing button is released, the fixing pin can be elastically inserted into the fixing groove by the elastic member.

The upper handle portion is slid downward by the sliding means and inserted into the intermediate handle portion, and the intermediate handle portion is slid downward by the sliding means to be inserted into the lower handle portion .

The upper handle portion is formed with a tapered portion having an increased outer diameter toward the lower side so that the middle handle portion is fixedly coupled to the tapered portion, a sliding groove is formed in the upper handle portion in the longitudinal direction, The sliding protrusion slides in the sliding groove so that the upper handle portion can be inserted into or withdrawn from the intermediate handle portion.

The middle handle portion is formed with a tapered portion having a larger outer diameter, and a lower end handle portion is fixedly coupled to the tapered portion. A sliding groove is formed in the middle handle portion in the longitudinal direction, The sliding protrusion slides in the sliding groove, so that the intermediate handle portion can be inserted into or withdrawn from the lower handle portion.

The upper and lower handle portions and the middle handle portion are formed with sliding grooves in the longitudinal direction. Upper and lower sides of the sliding groove are formed with sliding preventing grooves having a height tapering toward the distance from the sliding grooves. And a locking device having a sliding preventing protrusion formed on an inner side of the upper end thereof. The sliding preventing protrusion is inserted into the sliding preventing groove to prevent sliding in the longitudinal direction of the upper and lower intermediate handle portions, have.

When the sliding prevention protrusion of the lock device is in a state of being drawn out of the sliding prevention groove, it can be positioned in the sliding groove to enable sliding of the upper handle portion or the lower handle portion.

The locking device is provided with a locking keyhole, and the lock keyhole is provided with a locking device having a locking protrusion. The locking protrusion is inserted into the locking slot The lock device, the intermediate handle portion, or the lock device and the lower handle portion are relatively rotatable but can be prevented from moving in the axial direction.

The lower end of the upper handle portion and the lower end of the intermediate handle portion may be provided with a non-slip member on the outer peripheral surface.

A wheel groove into which the rear wheel is inserted when the rear footrest is folded on the front footstep can be formed in front of the upper face of the front footstep.

The rear footrest portion is folded on the front footrest portion, the lower handle portion is folded on the rear footstep portion, and the handle can be positioned on one side of the front footstep portion and the rear footstep portion.

The lower handle portion can be held in a folded state by the hinge locking means.

The upper end of the wheel carrier and the lower end of the lower handle may be hinged to allow the handle to be folded, the lower handle may be provided with a sliding portion, and the wheel carrier may be provided with a rotating shaft to rotate the lower handle.

The sliding part includes a sliding button provided on the lower handle part so as to be slidable, a support member connected to the sliding button to allow or block the rotation of the rotary shaft, and a sliding slot formed to allow the sliding button to move, When the contact of the support member with the upper end of the wheel carrier is released when the sliding button is moved in the sliding slot, the rotation shaft is in a rotatable state, The folding operation can be performed.

The sliding button is moved in the sliding slot for the folding operation of the handle portion, and after the completion of the folding operation of the handle portion, the sliding button is slid again to be positioned at a position obstructing the upper end of the wheel carrier,

The rear upper edge portion of the front foot pedestal portion and the front upper corner portion of the rear foot pedestal portion may overlap each other and be rotatably coupled through the hinge shaft.

The footrest portion may further include a footrest locking means for fixing the front footrest portion and the backrest foot portion in an unfolded state.

The footrest locking means includes a locking lever provided to be rotatable through a lever shaft at a rear lower end corner of the front footrest portion; A locking protrusion groove formed in a front lower end edge of the rear foot plate so that the locking protrusion formed at one end of the locking lever is inserted and hooked; And a lever spring that applies an elastic force so that the locking lever can be rotated in a direction in which the locking projection is inserted into the locking projection groove.

The lever spring may be wound on the lever shaft, one end fixed to the front footrest, and the other end fixed to the lever shaft.

According to the foldable personal mobility having the above-described structure, when folded completely, it is possible to realize a compact size enough to be stored in a door of a vehicle. Further, there is an advantage that the user can move in a fully folded state, or can move while dragging with a front wheel in a state of pulling out a part of the handle portion, thereby making it convenient to move.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a view of a folded personal mobility in accordance with an embodiment of the present invention.
FIG. 2 through FIG. 5 illustrate a process of folding a foldable personal mobility according to an embodiment of the present invention in the state of FIG.
6 to 8 are diagrams showing a step of folding a handle in steps;
9 to 10 are views showing the handle portion in detail.
11 is a detailed view of the locking device;
12 to 13 show details of the fixing device.
Figs. 14 to 15 are views showing a state before / after locking of the handle portion; Fig.
16 is a sectional view of Figs. 14 to 15; Fig.
17 is a view showing the order in which the locking device and the fixing device are combined.
18 to 19 are views showing a state before / after folding of the footrest.
20 to 24 illustrate a folding personal mobility according to an embodiment of the present invention folded by a hinge locking means;
25-27 illustrate a method of storing and moving foldable personal mobility in accordance with an embodiment of the present invention.

Hereinafter, the foldable personal mobility according to a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a view showing a folding personal mobility according to an embodiment of the present invention, and FIGS. 2 to 5 show a process of folding a folding personal mobility 1 according to an embodiment of the present invention, FIG.

The foldable personal mobility according to the preferred embodiment of the present invention is provided with wheels 2 and 3 and is composed of a front foot part 6 and a rear foot part 7. The front foot part 6 and the back foot part (7) comprises a foot part (4) folded together by being connected through a hinge structure (5); And handle parts (16,17) provided with handles (16,17) and varying in length through sliding and capable of being tilted toward the foot part (4), and the rear foot part (7) 5 are folded over the front footstep 6 and the handle portions 16, 17 are folded on the rear footstep 7 in a state of being reduced in length by sliding, And is positioned between the handle portions 16, 17 and the front footrest portion 6. [ That is, in the foldable personal mobility including the foot part 4 provided with the wheels 2 and 3 and the handle part 54 provided with the handles 16 and 17, the foot part 4 has the hinge structure 5 The handle portion 54 can be folded after being folded so that the handle portion 54 can be folded on the foot portion 4 And is folded so as to be in a wrapping state.

Particularly, the folding personal mobility of the present invention is characterized in that, when the folding personal mobility is folded so that the footrest portion 4 is positioned between the handle portions 54, the folding personal mobility between the handle portion 54 and the footrest portion 4, 4 and the pedestal portion 4 so that there is no empty space. That is to say, in a state in which the foot part 4 is folded, the handle part 54 is folded so that the side face of the handle part 54 and the lower face of the foot part 4 are in close contact with each other, 17 and the rear footstep 7 and the rear footstep 6 in a state in which the rear footstep 7 is folded to be positioned between the handle portions 16, 17 and the front footstep 6, (7) and the front foot pedal (6) are adjacent to each other. Therefore, the handle portions 16 and 17 are folded on the lower surface and the side surface of the folded foot portion 4 and the side surfaces of the handle portions 16 and 17 and the lower surface of the foot portion 4 The foldable personal mobility 1 of the present invention can be folded so that the handle portions 16 and 17 and the rear foot portion 7 and the rear foot portion 7 and the front foot portion 6 are adjacent to each other in parallel. There is an advantage that it can be stored in the door D of the vehicle.

Referring to FIG. 1, in the state of FIG. 1, the user H folds the handles 16 and 17 of the handle portion 54 by 90 degrees. When the handles 16 and 17 are folded, the handle portion 54 is slid and stored sequentially, thereby shortening the length as in the state of Fig. When the handle portion 54 is completely received, the hinge structure 5 of the foot plate portion 4 is used to contact the foot plate portion 4 and the foot plate portion 4 so that there is no empty space. 5, the handle portion 54 is folded on the folded foot portion 4 so as to surround the lower face and the side face of the foot portion 4 and the side face of the handle portion 54 and the side face of the foot portion 4 And the handle portions 16 and 17 and the rear footstep 7 and the rear footstep 7 and the front footstep 6 are folded so as to be adjacent to each other. Accordingly, the foldable personal mobility 1 of the present invention can reduce the overall size of the foldable personal mobility 1 by eliminating the dead space existing between the footrest and the handle when the handle is folded with respect to the footrest, H can be moved directly or housed in the door D of the vehicle.

The folded personal mobility of the present invention will be described in more detail with reference to the drawings.

1, the foldable personal mobility of the present invention is a foldable personal mobility comprising a foot portion 4 with wheels 2 and 3 and a handle portion 54 with handles 16 and 17 A foot pedestal 4 and a front foot pedal 6 and a hinge shaft 35 which are coupled to the wheel carrier 8 at the front and to which the front wheel 2 is coupled to the wheel carrier 8, And a rear footrest portion 7 which is foldably folded on the front footrest portion 6 and the handle portion 54 is connected to a wheel carrier (not shown) 8 and a hinge locking means 9 via a lower handle portion 26 and an upper end handle portion 21 and a lower end handle portion 21 The handle 16 and 17 are provided so as to be foldable on the basis of the handle 16 and 17. The rear footrest portion 7 is rotated about the hinge axis 35 to be folded on the front footrest portion 6 and the handle portions 16 and 17 are slid down to reduce the length of the hinge locking means 9, The rear footrest portion 7 is positioned between the handle portions 16 and 17 and the front footrest portion 6 in the folded state.

First, the handle portion 54 will be described. The handle portion 54 includes a lower handle portion 26 coupled to the wheel carrier 8 via the hinge locking means 9 and a lower handle portion 26 coupled to the upper handle portion 26 via the sliding means 28, And handles 16 and 17 provided so as to be foldable on the basis of the upper handle portion 21 and the upper handle portion 21.

6 to 8 are diagrams showing a stepwise process of folding the handles 16 and 17. As shown in the figure, a rotation center portion 41 is provided at an upper end of the upper handle portion 21. [ In the rotation center portion 41, an LCD screen capable of displaying a speed, a remaining battery level, and the like is exposed. Handles 16 and 17 are provided on the left and right sides of the LCD screen so as to be rotatable by rotation shafts 18 and 20, respectively. The left handle 16 is provided with a left gear 19 that shares the rotation axis 18 and the right handle 17 is provided with a right gear 22 that shares the rotation axis 20. [ Particularly, since the left gear 19 and the right gear 22 are arranged to be engaged with each other, even if only one of the handles 16 and 17 of the left and right handles 16 and 17 is rotated, 17 are simultaneously rotated so that the user H can easily operate with one hand.

The rotation center portion 41 is provided with a fixing pin 42 for blocking the rotation of the handles 16 and 17 and a fixing pin 42 is provided on the handles 16 and 17 at a position corresponding to the fixing pin 42 A fixing groove 43 formed to be capable of being inserted or drawn out is formed. The locking pin 42 is mounted on the unlocking bar 44 provided on the rotation center portion 41 and the unlocking bar 44 is connected to the unlocking bar 44 to project outwardly from the rotation center portion 41 A lock release button 45 is provided. Therefore, when the user H presses the lock release button 45, the lock release bar 44 is pressed and the lock pin 42 is removed from the fixing groove 43, so that the rotation of the handles 16, It is possible. Further, the lock release bar 44 is provided with the elastic member 46 so that the lock release button 45 is always pressed outward. Therefore, when the lock release button 45 is operated, since the elastic member 46 is kept in the compressed state, the handles 16 and 17 must be folded while the user H is kept pressed with one hand.

Therefore, when the user H releases the external force applied to the lock release button 45 after the handles 16 and 17 are folded, the fixing pin 42 is moved to the fixing groove 43 by the elastic member 46 So that the handle 16 and 17 are prevented from rotating so as to provide stability when the lock release button 45 is not pressed.

9 to 10 are views showing the handle portion 54 in detail. The handle portion 54 includes a lower handle portion 26 coupled to the wheel carrier 8 via the hinge locking means 9 and a lower handle portion 26 coupled to the upper handle portion 26 via the sliding means 28, (21). The handle portion 54 may be formed of the upper handle portion 21 and the lower handle portion 26 as described above. However, in the present invention, the intermediate handle portion 26 is provided between the upper handle portion 21 and the lower handle portion 26, (25) are provided and are configured in three stages, and will be described by way of example.

The upper handle portion 21, the middle handle portion 25, and the lower handle portion 26 are preferably pipe-shaped as shown in Figs. Particularly, the inner diameter increases from the upper handle portion 21 to the lower handle portion 26 so that the upper handle portion 21 is slid downward by the sliding means 28 and inserted into the middle handle portion 25, The handle portion 25 can be slid downward by the sliding means 29 and inserted into the lower handle portion 26 to reduce the height of the handle portion 54 to realize a foldable personal mobility 1 of a compact size .

As shown in the figure, the upper handle portion 21 has a tapered portion 23 having a larger outer diameter toward the lower side, and the middle handle portion 25 is fixedly coupled to the tapered portion 23. Therefore, only when the upper handle portion 21 is pulled out from the intermediate handle portion 25, the lower side of the upper handle portion 21 and the upper side of the middle handle portion 25 are in surface contact with each other, do. Particularly, a tapered portion 58 having a shape corresponding to the tapered portion 23 of the upper handle portion 21 and having an inner diameter larger toward the lower side is formed inside the intermediate handle portion 25, and two tapered portions 28 , 58 can be supported more stably by surface contact. The upper handle portion 21 is provided at its lower end with an anti-slip member 53. If the upper handle portion 21 is not fully extended from the intermediate handle portion 25 but is in the middle position, (25) comes into contact with the nonslip member (53). Therefore, when the upper handle portion 21 is pulled out from the intermediate handle portion 25, the operation is smooth, the noise is reduced, and rapid dropping of the upper handle portion 21 can be prevented. A sliding groove 24 is formed in the upper handle portion 21 in the longitudinal direction and a sliding prevention groove 52 is formed on the upper side and the lower side of the sliding groove 24 along a circumferential direction of the upper handle portion 21 . The sliding prevention groove 52 is formed so as to have a gradually narrower height as it moves away from the sliding groove 24. The non-slidable member 53 may be an O-ring, and a plurality of the non-slidable members 53 may be installed so as to be spaced apart from each other in the vertical direction.

The lower handle portion 26 is fixed to the tapered portion 31 so that the lower handle portion 26 is engaged with the tapered portion 31 as the upper handle portion 21 has. Therefore, only when the intermediate handle portion 25 is completely drawn out from the lower handle portion 26, the lower side of the intermediate handle portion 25 and the upper side of the lower handle portion 26 are in surface contact with each other, do. Particularly, a tapered portion 59 having a shape corresponding to the tapered portion 31 of the intermediate handle portion 25 and having an inner diameter larger toward the lower side is formed on the inner side of the lower handle portion 26, and two tapered portions 31 And 59 can be supported more stably by surface contact. The intermediate handle portion 25 is provided with a slip prevention member 53 on the outer circumferential surface of the lower handle portion 25. If the intermediate handle portion 25 is not completely drawn out from the lower handle portion 26 and is in the middle position, (26) comes into contact with the nonslip member (53). Accordingly, when the intermediate handle portion 25 is pulled out from the lower handle portion 26, the operation is smooth, the noise is reduced, and the rapid descent can be prevented. A sliding groove 32 is formed in the longitudinal direction of the intermediate handle portion 25 and a sliding prevention groove 52 is formed on the upper and lower sides of the sliding groove 32 to have a predetermined length along the circumferential direction. The sliding prevention groove 52 is formed so as to have a gradually narrower height as the distance from the sliding groove 32 increases. The non-slidable member 53 may be an O-ring, and a plurality of the non-slidable members 53 may be installed so as to be spaced apart from each other in the vertical direction.

Sliding projections 27 and 30 are formed on the inner upper ends of the intermediate handle portion 25 and the lower handle portion 26. The sliding protrusion 27 of the intermediate handle portion 25 slides in the sliding groove 24 of the upper handle portion 21 so that the upper handle portion 21 is not rotated but is slid only in the vertical direction, So that it can be inserted into or withdrawn from the base 25. The sliding protrusion 30 of the lower handle portion 26 slides in the sliding groove 32 of the intermediate handle portion 25 so that the intermediate handle portion 25 is not rotated but is slid only in the vertical direction, So that it can be inserted into or withdrawn from the base portion 26.

A housing 57 is provided on the outer side of the lower handle portion 26 as a separate member and a wheel carrier 8 is mounted on the housing 57 to enhance durability and steering stability. A wheel groove 34 is formed in the housing 57 at a position corresponding to the wheel groove 12 of the front foot plate 6 so that the rear wheel 3 is inserted.

And a locking device 47 formed as a separate member is installed at the upper ends of the intermediate handle portion 25 and the lower handle portion 26, respectively. The locking device 47 is installed in the fixing slots 55 and 56 respectively formed at the upper ends of the intermediate handle portion 25 and the lower handle portion 26, respectively. In the fixing slots 55 and 56, a locking device 50 formed as a separate member is coupled through the lock device 47. This configuration is a device for maintaining the state in which the upper handle portion 21, the intermediate handle portion 25, and the lower handle portion 26 are slidably inserted and then inserted or completely drawn out.

Fig. 11 is a detailed view of the locking device 47, in which a sliding prevention protrusion 48 is formed inside the lock device 47, and a lock keyhole 49 is formed on one side. The sliding preventing protrusions 48 are vertically moved along the sliding grooves 24 and 32 formed in the upper handle portion 21 and the intermediate handle portion 25 and then inserted or drawn into the sliding preventing grooves 52 . Therefore, by inserting the sliding preventing protrusion 48 into the sliding preventing groove 52, the sliding movement of the upper handle portion 21, the intermediate handle portion 25, the intermediate handle portion 25, and the lower handle portion 26 in the longitudinal direction The intermediate handle portion 25 or the intermediate handle portion 25 and the lower handle portion 26 are prevented from sliding by preventing the sliding prevention protrusion 48 from being pulled out of the sliding prevention groove 52. [ It is possible to slide in the longitudinal direction. The sliding preventing groove 52 is formed to have a height that becomes narrower as it gets further away from the sliding grooves 24 and 32 so that the upper and lower handle portions 21 and 25 and the middle handle portion 25 and the lower The handle portion 26 is sufficiently tightly contacted.

12 to 13 are views showing the fixing device 50 in detail. As shown in Fig. 13, the fixing device 50 is provided with a protrusion 51 on one side. The projecting projections 51 of the fixing device 50 are installed to be inserted into the fixing slots 55 and 56 after passing through the lock keyhole 49 of the lock device 47. Therefore, when the locking device 47 is rotated, the projecting protrusions 51 are held in the inserted state in the fixing slots 55 and 56, whereby axial movement in the state in which the handle portion 54 is housed is prevented, The lock device 47 and the intermediate handle portion 25 or the lower handle portion 26 are rotatable relative to each other.

14 to 15 are views showing the state before and after the locking of the handle portion 54. Fig. 16 is a sectional view of Figs. 14 to 15, Fig. In the drawing, a combination of the upper handle portion 21 and the intermediate handle portion 25 is shown and described as an example. The lock device 47 is rotated relative to the intermediate handle portion 25 in a state where the projecting projection 51 of the fastening device 50 is inserted into the fastening slot 56, 48 are inserted into the sliding preventing grooves 52 and fixed. In the case of the intermediate handle portion 25 and the lower handle portion 26 as well, although not shown in the drawing, in the state where the projecting projections 51 of the fastening device 50 are inserted into the fastening slots 55, Is relatively rotated with the lower handle portion 26 to insert the sliding preventing protrusion 48 into the sliding preventing groove 52 and fix it. Therefore, the coupling between the upper handle portion 21 and the intermediate handle portion 25 or between the intermediate handle portion 25 and the lower handle portion 26 is promoted and held in a state of being inserted or withdrawn from each other.

That is, according to the above-described devices, the handle portion 54 of the foldable personal mobility of the present invention is formed such that the upper handle portion 21, the intermediate handle portion 25, and the lower handle portion 26 are slid in the vertical direction do. The upper end of the upper handle portion 21 and the upper end of the intermediate handle portion 25 and the intermediate handle portion 25 are fixed by the lock device 47, the sliding prevention groove 52 and the fixing device 50, The upper end of the upper handle portion 21 and the upper end of the lower handle portion 26 are fixed and supported by the lock device 47 and the sliding prevention groove 52 and the fixing device 50 when the lower handle portion 26 is fully inserted. The upper end of the intermediate handle portion 25 and the upper end of the lower handle portion 26 are fixedly supported and can be freely slidable in the vertical direction during the remainder of insertion, drawing, and the like, Thereby increasing convenience.

The footrest portion 4 includes a front footstep portion 6 and a front footstep portion 6 to which the wheel carrier 8 is coupled at the front and the front wheel 2 is coupled to the wheel carrier 8 and a hinge shaft 35 And a rear footrest portion 7 which is rotatably coupled to the front footrest portion 6 and is folded back so as to be brought into close contact with the rear footrest portion 3. [

Figs. 18A, 18B and 19 are views showing a state before and after folding of the foot part 4. Fig. The footrest portion 4 is constituted by a front footrest portion 6 provided with the front wheel 2 and a rear footrest portion 7 provided with the rear wheel 3. The rear footrest part 7 is rotatably coupled to the front footrest part 6 via a hinge shaft 35 and the front footrest part 6 and the back footrest part 7 are provided with an open state And a footrest locking means (33) for fixing the footrest.

The hinge shaft 35 is rotatably coupled via the hinge shaft 35 while the rear upper corner portion of the front footplate portion 6 and the front upper corner portion of the rear footplate portion 7 overlap each other. The footrest locking means 33 includes a locking lever 37 rotatably installed at a rear lower end corner of the front footrest 6 via a lever shaft 36 and a locking projection 37 formed at one end of the locking lever 37 A locking protrusion groove 39 formed at a lower front edge of the rear foot plate 7 so as to be inserted and engaged; And a lever spring 40 for applying an elastic force such that the locking lever 37 can be rotated in a direction in which the locking projection 38 is inserted into the locking projection groove 39.

18A, one end of the lever spring 40 is fixed to the front foot part 6 and the other end is fixed to the lever shaft 36 so that the locking projection 38 is engaged with the locking projection groove 39 So that the locking lever 37 can be rotated.

18B, the lever spring 40 may be wound on the lever shaft 36, one end thereof may be fixed to the front footrest portion 6 and the other end thereof may be fixed to the lever shaft 36, As a result, elastic force can be applied so that the locking lever 37 can be rotated in the direction in which the locking projection 38 is inserted into the locking projection groove 39.

Therefore, when the user H applies a force to overcome the elastic force of the lever spring 40 and pulls the locking lever 37 to rotate the locking lever 37 about the lever shaft 36, the front foot plate 6 The rear footrest portion 7 is separated so as to be rotatable about the hinge shaft 35. [ After the separation, the rear footstep 7 is rotated around the hinge shaft 35 to fold the upper face of the front footstep 6 and the upper face of the back footstep 7 in close contact, and then the folded state is maintained.

20 to 24 are views showing a process in which the foldable personal mobility 1 according to the embodiment of the present invention is folded by the hinge locking means 9. FIG.

In the state shown in Fig. 20, the foldable personal mobility of the present invention is folded over the handle portion 54 with the foot portion 4. The wheel carrier 8 is coupled to the front wheel 2 and the lower handle portion 26 is coupled to the wheel carrier 8, And a hinge locking means (9).

That is, the upper end of the wheel carrier 8 and the lower end of the lower handle portion 26 are hinged to each other so that the handle portion 54 can be folded and the lower handle portion 26 is provided with the sliding portion 10 , And the wheel carrier (8) is provided with a rotary shaft (11) for allowing the lower handle portion (26) to rotate.

The sliding part 10 includes a sliding button 13 provided on the lower handle part 26 so as to be slidable and a supporting member connected to the sliding button 13 to allow or block the rotation of the rotary shaft 11 14 and a sliding slot 15 in which the sliding button 13 is movable. 20, when the support member 14 is brought into contact with the upper end of the wheel carrier 8, the rotation of the rotation shaft 11 is blocked. Particularly, the sliding button 13 is moved in the sliding slot 15 for the folding action of the handle portions 16 and 17, and after the completion of the folding action of the handle portions 16 and 17, 8 so that the rotation of the handle portions 16, 17 is blocked.

21, when the sliding button 13 is slid upward and moved in the sliding slot 15, the supporting member 14 is disengaged from the upper end of the wheel carrier 8. Therefore, the rotary shaft 11 is rotatable, and the folding operation of the handle portion 54 toward the foot plate portion 4 becomes possible. In this state, as shown in Fig. 22, the handle portion 54 is rotated toward the foot plate portion 4 to be brought into close contact.

Then, as shown in Fig. 23, the sliding button 13 is moved to the side of the wheel carrier 8 in the sliding slot 15. Then, as shown in Fig. Then, the sliding button 13 is positioned at a position where it obstructs the upper end of the wheel carrier 8, and the rotation of the handle portion 54 is stopped. That is, the sliding button 13 is moved in the sliding slot 15 for the folding operation of the handle portion 54, and then the sliding button 13 is slid again after completion of the folding operation of the handle portion 54, And the rotation of the handle portion 54 is blocked. That is, the lower handle portion 26 is held in a folded state by the hinge locking means 9.

24, the rear footrest portion 7 is folded in close contact with the front footrest portion 6, and the lower end handle portion 26 is folded on the rear footrest portion 7 so as to be in close contact with each other, The handles 16 and 17 are positioned in a folded state to one side of the foot part 6 and the rear foot part 7. [ A wheel groove 12 is formed in the front footstep 6 and a wheel groove 34 is formed in the housing 57 of the bottom handle 26. The front footstep 6 is provided with a rear footstep 6, The rear foot pedal 6 and the rear foot pedal 7 are brought into closer contact with each other when the rear wheel 3 is inserted into the wheel grooves 12,

25 to 27 are views showing a method of storing and moving foldable personal mobility according to an embodiment of the present invention. The foldable personal mobility according to a preferred embodiment of the present invention as described above can be implemented in a compact size that can be stored in the door D of the vehicle. In addition, the user H can be moved in a completely folded state or can be moved by dragging with the front wheel 2 in a state in which a part of the handle portion 54 is drawn out.

While the present invention has been particularly shown and described with reference to specific embodiments thereof, 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 as defined by the following claims It will be apparent to those of ordinary skill in the art.

1: Foldable Personal Mobility
2: front wheel 3: rear wheel
4: foot part 5: hinge structure
6: front foot part 7: rear foot part
8: wheel carrier 9: hinge locking means
10: sliding portion 11: rotating shaft
12: Wheel groove 13: Sliding button
14: Support member 15: Sliding slot
16: left handle 17: right handle
18: rotating shaft 19: left gear
20: rotating shaft 21: upper handle portion
22: right gear 23: tapered portion
24: sliding groove 25: intermediate handle portion
26: lower handle portion 27: sliding protrusion
28: Sliding means 29: Sliding means
30: a sliding protrusion 31: a tapered portion
32: sliding groove 33: footrest locking means
34: Wheel groove 35: Hinge axis
36: Lever shaft 37: Locking lever
38: Locking projection 39: Locking projection groove
40: lever spring 41: rotation center
42: fixing pin 43: fixing groove
44: Lock release bar 45: Lock release button
46: elastic member 47: locking device
48: Sliding prevention projection 49: Lock keyhole
50: fixing device 51: projecting projection
52: Sliding prevention groove 53: Non-slip member
54: handle portion 55: locking slot
56: fixing slot 57: housing

Claims (26)

And a front pedal part and a rear pedal part are connected to each other through a hinge structure to thereby fold a pedal part; And
And a handle portion provided with a rotation center portion at an upper end and rotatably mounted on both sides of the rotation center portion so that the left and right handles are respectively rotatable, the length of which is changed by sliding, and the lower end of the handle portion can be tilted toward the foot plate portion,
The rear footrest is folded so as to be superimposed on the upper face of the front footrest through the hinge structure and the rear footrest is folded so as to be superimposed on the rear footrest with the handle portion being reduced in length by sliding, And the handle portion surrounds the lower surface and the side surface of the folded rear footstep by the left and right handles being gathered together by rotation. The method according to claim 1,
Wherein the handle portion and the rear foot portion, and the rear foot portion and the front foot portion are adjacent to each other in a state in which the rear foot portion is folded to be positioned between the handle portion and the front foot portion. The method according to claim 1,
Wherein the handle portion and the rear footrest portion, and the rear footrest portion and the front footrest portion are adjacent to each other in a side-by-side relationship in a state in which the side of the handle portion and the lower surface of the footrest portion are adjacent to each other. The method according to claim 1,
The front footrest portion is provided with a wheel carrier in front, the wheel carrier is provided with a front wheel, the rear footrest portion is provided with a rear wheel, the front footrest portion and the rear footrest portion are rotatably engaged via a hinge shaft,
The handle portion is coupled to the wheel carrier via a hinge locking mechanism so that the rear footrest portion is rotated with respect to the hinge axis to be folded on the front footstep portion and rotated through the hinge locking mechanism in a state in which the handle portion is reduced in length by sliding, Folded personal mobility characterized by being folded. The method of claim 4,
The handle portion includes a lower handle portion coupled to the wheel carrier through a hinge locking means, and a handle provided to be foldable on the basis of the upper handle portion and the upper handle portion coupled through the lower handle portion and the sliding means Folded personal mobility. The method of claim 5,
Wherein the upper end of the upper handle portion is provided with a rotation center portion and the left and right handles are rotatably mounted on both sides of the rotation center portion. The method of claim 6,
The left center gear and the right center gear are provided with a left gear sharing the rotation axis of the left handle and a right gear sharing the rotation axis of the right handle. The left gear and the right gear are disposed to mate with each other. And the other one of the handles is simultaneously rotated. The method of claim 6,
A lock pin is fixed to the lock release bar on the rotation center portion. The lock release button is connected to the lock release bar and protruded to the outside of the rotation center portion. The handle is provided with a fixing pin And the lock release bar is pressed when the lock releasing button is pressed to release the lock pin from the lock groove, thereby enabling the rotation of the handle. The method of claim 8,
Wherein the lock releasing bar is provided with an elastic member in such a manner that the lock releasing button is always pressed outwardly, and when the external force applied to the lock releasing button is released, the retaining pin is elastically inserted into the fixing groove by the elastic member Foldable Personal Mobility. The method of claim 5,
The upper handle portion is slid downward by the sliding means and inserted into the intermediate handle portion and the intermediate handle portion is slid downward by the sliding means and inserted into the lower handle portion Folded personal mobility. The method of claim 10,
The upper handle portion is formed with a tapered portion having an increased outer diameter toward the lower side so that the middle handle portion is fixedly coupled to the tapered portion, a sliding groove is formed in the upper handle portion in the longitudinal direction, And the upper handle portion can be inserted into or withdrawn from the intermediate handle portion by sliding the sliding projection in the sliding groove. The method of claim 10,
The middle handle portion is formed with a tapered portion having a larger outer diameter, and a lower end handle portion is fixedly coupled to the tapered portion. A sliding groove is formed in the middle handle portion in the longitudinal direction, And the intermediate handle portion can be inserted into or withdrawn from the lower handle portion by sliding the sliding protrusion in the sliding groove. The method of claim 10,
The upper and lower handle portions and the middle handle portion are formed with sliding grooves in the longitudinal direction. Upper and lower sides of the sliding groove are formed with sliding preventing grooves having a height tapering toward the distance from the sliding grooves. And a locking device having a sliding prevention protrusion formed on the inner side of the upper end thereof to prevent sliding in the longitudinal direction of the upper handle portion and the intermediate handle portion or the intermediate handle portion and the lower handle portion by inserting the sliding prevention protrusion into the sliding prevention groove Foldable personal mobility features. 14. The method of claim 13,
Wherein the sliding protrusion of the locking device is located in the sliding groove to allow sliding of the upper handle portion or the lower handle portion when the locking protrusion is drawn out from the sliding prevention groove. 14. The method of claim 13,
The locking device is provided with a locking keyhole, and the lock keyhole is provided with a locking device having a locking protrusion. The locking protrusion is inserted into the locking slot Whereby the lock device, the intermediate handle portion, or the lock device and the lower handle portion are relatively rotatable but prevented from moving in the axial direction. The method of claim 10,
Wherein the lower end of the upper handle portion and the lower end of the middle handle portion are provided with a non-slip member on an outer peripheral surface thereof. The method according to claim 1,
Wherein the rear wheel scraper is formed with a wheel groove in which the rear wheel is inserted when the rear scaffold is folded on the front scaffold portion in front of the upper surface of the front scaffold portion. The method of claim 5,
Wherein the rear footrest portion is folded on the front footrest portion, the lower end handle portion is folded on the rear footstep portion, and the handle is positioned on one side of the front footstep portion and the rear footstep portion. The method of claim 5,
And the lower handle portion is held in a folded state by the hinge locking means. The method of claim 5,
Wherein the upper end of the wheel carrier and the lower end of the lower handle portion are hinged to allow the handle portion to be folded, the lower handle portion is provided with a sliding portion, and the wheel carrier is provided with a rotation shaft for rotating the lower handle portion. Mobility. The method of claim 20,
The sliding part includes a sliding button provided on the lower handle part so as to be slidable, a support member connected to the sliding button to allow or block the rotation of the rotary shaft, and a sliding slot formed to allow the sliding button to move,
When the support member comes into contact with the upper end of the wheel carrier, the rotation of the rotation shaft is interrupted, and when the sliding button moves within the sliding slot and the contact between the support member and the upper end of the wheel carrier is released, And the foldable personal mobility is capable of folding the handle part toward the foot part side. 23. The method of claim 21,
Wherein the sliding button is moved in the sliding slot for the folding operation of the handle portion and is slid again after completion of the folding operation of the handle portion to be positioned at a position to obstruct the upper end of the wheel carrier to inhibit the rotation of the handle portion. . The method according to claim 1,
Wherein the rear upper edge portion of the front footrest portion and the front upper corner portion of the rear footrest portion are overlapped with each other and are rotatably coupled through a hinge shaft. The method according to claim 1,
And a footrest locking means for fixing an unfolded state of the front footrest portion and the rear footstep portion to the footrest portion. 27. The method of claim 24,
The footrest locking means includes a locking lever provided to be rotatable through a lever shaft at a rear lower end corner of the front footrest portion; A locking protrusion groove formed in a front lower end edge of the rear foot plate so that the locking protrusion formed at one end of the locking lever is inserted and hooked; And a lever spring that applies an elastic force so that the locking lever can be rotated in a direction in which the locking projection is inserted into the locking projection groove. 26. The method of claim 25,
Wherein the lever spring is wound on the lever shaft and has one end fixed to the front footrest and the other end fixed to the lever shaft.

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