TWI716148B - Folding mechanism and scooter with the same - Google Patents

Abstract

A folding mechanism is adapted to mount on a deck between two wheels of a scooter. The folding mechanism includes a body, a first support member, and a second support member. The body is provided with a guiding groove extending from a head end to a tail end thereof. The first support member is selectively recessed in the guiding groove. One end of the first support member can pivot relative to the body and can slide and position relative to the guide groove, and the other end of first support member is connected with a seat. The second support member is selectively received in the first receiving member. One end of the second support member is pivotally connected to the tail end of the body, and the other end of the second support member is pivotally connected to the first support member. A scooter including the folding mechanism is further provided.

Description

Folding device and scooter with folding device

The present invention relates to a folding device, and in particular to a folding device and a scooter with the folding device.

Electric scooters are popular leisure transportation tools in recent years. However, you must always stand on the pedals when riding. Riding for a long time will inevitably find it difficult, and the person's center of gravity when standing is high, and it is unstable when riding or turning, which is prone to accidents. Therefore, there is currently an electric scooter with seats on the market, such as China Utility Model Patent Announcement No. CN204801984U "An electric folding scooter with seats", but such electric folding scooter is only on the seat cushion. Connecting the seat cushion folding device and using the bottom folding assembly to fold the seat cushion telescopic rod, not only the folding operation is not convenient, but the appearance is not beautiful. More importantly, the installation of the seat cushion folding device makes it impossible for the user to stand on the pedal to ride, which greatly reduces the riding pleasure. In view of this, how to provide a folding device suitable for use in scooters has become the goal of the relevant industry.

The folding device provided by the present invention can be used for the user to stand on in the folded position and can be used for the user to ride in the unfolded position.

The invention provides a folding device, which is suitable to be installed on a base between two wheels of a scooter, and includes a body, a first support and a second support. The body defines a head end and a tail end, and the main body is provided with a guide groove extending from the head end to the tail end. The first support is selectively accommodated in the guide groove. The first support defines a first end and a second end. The first end can pivot relative to the body and can slide and be positioned relative to the guide groove. The second end is provided with a seat cushion The first support is provided with a pocket extending from the first end to the second end. The second support member is selectively accommodated in the accommodating slot, the second support member defines a first pivot end and a second pivot end, the first pivot end is pivotally connected to the tail end of the body, and the second pivot end is pivotally connected于first support.

In an embodiment of the present invention, two opposite inner wall surfaces of the guide groove are each provided with a guide rail. The first support member is provided with a slider in the container, the slider defines a front end and a rear end, the first shaft member penetrates the first end of the first support member and the front end of the slider, and the first shaft member has different ends They are slidably restricted to the guide rails.

In an embodiment of the present invention, the first limiting shaft member penetrates two opposite inner wall surfaces of the guide groove. The first support is provided with a notch corresponding to the first limiting shaft, and the notch selectively clamps the first limiting shaft as the first support pivots relative to the body. The sliding block is provided with a hook portion at the rear end, and the hook portion is selectively clamped with the first limiting shaft member as the first support member slides relative to the guide groove.

In an embodiment of the present invention, the sliding block is provided with a receiving portion extending from the front end to the rear end, and the abutting block is pivotally disposed on the receiving portion and selectively pushing against the bottom surface of the receiving groove.

In an embodiment of the present invention, the front end of the slider is provided with a first torsion spring. Bearings are provided on opposite sides of the first support member, and the first shaft member penetrates through the first end of the first support member, the bearings, the front end of the slider, and the first torsion spring.

In an embodiment of the present invention, the abutment block has a pivotal end pivotally connected to the slider and abutment end opposite to the pivotal end, the pivotal end is provided with a second torsion spring, and the second shaft penetrates the sliding member. Block, the pivot end of the abutment block and the second torsion spring.

In an embodiment of the present invention, the folding device further includes a control unit, and the control unit has a control element arranged on the seat cushion and a drawstring connected between the control element and the abutment block. The control member can move between the locked position and the release position relative to the seat cushion, and the pull rope drives the resist block to pivot relative to the accommodating part as the control member moves relative to the seat cushion.

In an embodiment of the present invention, the first support member is provided with a first support member passing through the accommodating groove, the slider is provided with a second support member passing through the rear end, and the drawstring contacts the first support member and the second support member. Two supports.

In an embodiment of the present invention, the seat cushion is provided with a connecting seat and a pivotal member. The control member is movably connected to the connecting seat and moves between the locked position and the released position. The pivotal member defines a proximal end and a distal end, the proximal end is pivotally connected to the second end of the first support member, and the distal end is pivotally connected to the connecting seat. The connecting seat is provided with a positioning groove, the positioning groove has a first positioning portion and a second positioning portion located at different levels, and the second limiting shaft member penetrates through the distal end of the pivotal member and the positioning groove and can be positioned relative to the seat cushion. The second end of a supporting member pivots to be limited to the first positioning portion or the second positioning portion.

The invention also provides a scooter including two wheels, a base arranged between the two wheels, and a folding device. The folding device is installed on the base and includes a body, a first support, and a second support Pieces. The body defines a head end and a tail end, and the main body is provided with a guide groove extending from the head end to the tail end. The first support is selectively accommodated in the guide groove. The first support defines a first end and a second end. The first end can pivot relative to the body and can slide and be positioned relative to the guide groove. The second end is provided with a seat cushion . The first support is provided with a pocket extending from the first end to the second end. The second support member is selectively accommodated in the accommodating slot, the second support member defines a first pivot end and a second pivot end, the first pivot end is pivotally connected to the tail end of the body, and the second pivot end is pivotally connected于first support.

Based on the above, the folding device provided by the above embodiment of the present invention can be folded and changed between the folded position and the unfolded position by the folding device, so that the user can choose to ride the scooter in a standing or riding manner.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail in conjunction with the accompanying drawings.

Please refer to FIGS. 1 to 6. FIG. 1 is an exploded perspective view of a folding device and a scooter with the folding device according to an embodiment of the present invention. Fig. 2 is an exploded perspective view of the folding device shown in Fig. 1. Fig. 3 is a schematic cross-sectional view of the folding device shown in Fig. 1. 4 to 6 are schematic diagrams of the actions of the scooter with the folding device shown in FIG. 1. The scooter of this embodiment includes two wheels 2, a base 3 arranged between the two wheels 2, and a folding device 4 installed on the base 3. The folding device 4 can be folded and changed between the folded position and the unfolded position, so that the user can choose to ride the scooter 1 in a standing or riding manner.

The folding device 4 of this embodiment includes a body 10, a first support 20, a cushion 30, a second support 40, a sliding block 50 and a control unit 60. The main body 10 defines a head end 101 and a tail end 102. The main body is provided with a guide groove 11 extending from the head end 101 to the tail end 102, and two opposite inner wall surfaces of the guide groove 11 are each provided with a guide rail 111.

The first support 20 is selectively accommodated in the guide groove 11, and the first support 20 defines a first end 201 and a second end 202. The first end 201 can pivot relative to the main body 10 and can slide and be positioned relative to the guide slot 11 under force. The second end 202 is provided with a cushion 30, the first support 20 is provided with a receiving slot 21 extending from the first end 201 to the second end 202, and the receiving slot 21 is provided for the second support 40 to receive.

The second supporting member 40 is selectively accommodated in the receiving groove 21. The second supporting member 40 defines a first pivot end 401 and a second pivot end 402. The first pivot end 401 is pivotally connected to the tail of the main body 10. End 102, the second pivot end 402 is pivotally connected to the first support 20.

With the above structure, when the folding device 4 is in the folded position, the second support 40 is accommodated in the receiving groove 21 of the first support 20, and the first support 20 is accommodated in the guide groove 11, and the user can stand in On the body 10 and the first support 20; when the folding device 4 is changed from the folded position to the unfolded position, the first support 20 is forced to slide relative to the guide groove 11, and the first end 201 of the first support 20 The first pivot end 401 of the second support member 40 pivots relative to the main body 10 and drives the first pivot end 401 of the second support member 40 to pivot relative to the tail end 102 of the main body 10 to keep the seat cushion 30 away from the base 3 of the scooter 1 and allow the user to ride.

Further, the first supporting member 20 is provided with a sliding block 50 in the receiving groove 21. The sliding block 50 defines a front end 501 and a rear end 502. The rear end 502 selectively resists as the first supporting member 20 pivots relative to the body 10. Connected to the bottom surface of the guide groove 11. A first shaft member 12 passes through the first end 201 of the first support member 20 and the front end 501 of the slider 50, and the two opposite ends of the first shaft member 12 are respectively slidably restricted to two opposite inner walls of the guide groove 11 Set the guide rail 111. Thereby, the first end 201 of the first support member 20 can pivot relative to the main body 10 and can be forced to slide relative to the guide slot 11.

In order to achieve the positioning function between the slider 50 and the first support 20, the folding device 4 is maintained in the unfolded position. A first limiting shaft 13 penetrates two opposite inner wall surfaces of the guide groove 11. The first support 20 is provided with at least one notch 22 corresponding to the first limiting shaft 13, and the notch 22 selectively engages the first limiting shaft 13 as the first support 20 pivots relative to the main body 10. In other words, when the folding device 4 is in the collapsed position, the notch 22 is engaged with the first limiting shaft 13 so that the first support 20 cannot slide relative to the guide groove 11. The slider 50 is provided with at least one hook 51 at the rear end 502, and the hook 51 selectively engages the first limiting shaft 13 as the first support 20 slides relative to the guide slot 11. In other words, when the folding device 4 is in the unfolded position, the hook 51 is engaged with the first limiting shaft 13 so that the first supporting member 20 cannot slide relative to the guide groove 11.

The slider 50 is provided with a receiving portion 52 extending from the front end 501 to the rear end 502, and an abutting block 53 is pivotally disposed on the receiving portion 52 and selectively pushes against the bottom surface of the receiving slot 21. In addition, a first torsion spring 54 is provided at the front end 501 of the slider 50, a bearing 14 is provided on the opposite sides of the first support 20, and the first shaft 12 penetrates the first end 201 of the first support 20. , The bearings 14, the front end 501 of the slider 50, and the first torsion spring 54. Thereby, after the first support member 20 is pivoted relative to the main body 10, the elastic restoring force of the first torsion spring 54 can be easily changed from the expanded position to the collapsed position. The abutment block 53 has a pivot end 531 pivotally connected to the slider 50 and an abutment end 532 opposite to the pivot end 531. The pivot end 531 is provided with a second torsion spring 55, and a second shaft 56 penetrates The pivoting end 531 of the sliding block 53 and the second torsion spring 55 are arranged on the slider 50. Thereby, after the abutment block 53 is pivoted relative to the slider 50, the elastic restoring force of the second torsion spring 55 can be easily changed from the expanded position to the collapsed position.

Furthermore, the folding device 4 further includes a control unit 60 having a control member 61 disposed on the seat cushion 30 and a draw cord 62 connected between the control member 61 and the resisting block 53. The control member 61 can move between the locked position and the release position relative to the seat cushion 30, and the pull cord 62 moves with the control member 61 relative to the seat cushion 30 to drive the resist block 53 to pivot relative to the accommodating portion 52.

The first supporting member 20 is provided with a first supporting member 23 passing through the receiving groove 21. The slider 50 is provided with a second supporting member 57 passing through the rear end 502, and the pull cord 62 contacts the first supporting member 23 and the second supporting member 57 to maintain the smoothness of the pull cord 62 when driven by the control member 61, and When the pull rope 62 is pulled by the control member 61, the slider 50 can be driven to pivot relative to the guide slot 11.

The seat cushion 30 is provided with a connecting seat 31 and a pivotal member 32, and the control member 61 is movably connected to the connecting seat 31 to move between a locked position and a released position. The pivotal member 32 defines a proximal end 321 and a distal end 322. The proximal end 321 is pivotally connected to the second end 202 of the first support member 20, and the distal end 322 is pivotally connected to the connecting seat 31. The connecting seat 31 is provided with a positioning groove 311, and the positioning groove 311 has a first positioning portion 312 and a second positioning portion 313 located at different levels. In this embodiment, the positioning groove 311 has a cross-sectional shape similar to an N shape, and the first positioning portion 312 and the second positioning portion 313 are respectively formed at the lower left corner and the upper right corner of the N shape. A second limiting shaft 33 passes through the distal end 322 of the pivotal member 32 and the positioning groove 311 and can be limited to the first positioning portion 312 as the seat cushion 30 pivots relative to the second end 202 of the first support member 20 Or the second positioning portion 313. Thereby, the seat cushion 30 can be adjusted to an appropriate seating position when the folding device 4 is in the unfolded position.

FIG. 4 is a schematic cross-sectional view of the folding device 4 in the folded position. When the folding device 4 is in the collapsed position, the first support 20 is received in the guide groove 11, the second support 40 is received in the recess 21, and the notch 22 of the first support 20 is clamped to the first limiting shaft 13. The second limiting shaft 33 is limited to the first positioning portion 312, the rear end 502 of the slider 50 abuts against the bottom surface of the guide groove 11, and the control unit 60 is located in the locked position. At this time, the first support 20 cannot pivot relative to the main body 10 and cannot slide relative to the guide slot 11, and the user can stand on the main body 10 and the first support 20.

FIG. 5 is a schematic cross-sectional view of the folding device 4 changing from the folded position to the unfolded position. When the user wants to change the folding device 4 from the folded position to the unfolded position, the user can pull the control member 61 to move the control member 61 relative to the connecting seat 31 to change from the locked position to the released position, and slightly lift the seat cushion 30. The pull cord 62 moves with the control member 61 relative to the connecting seat 31 to drive the slider 50 to pivot relative to the guide slot 11, and the stop block 53 pivots relative to the receiving portion 52, so that the rear end 502 is slightly away from the bottom surface of the guide slot 11 and abuts The block 53 pushes against the bottom surface of the accommodating slot 21, so that the first support member 20 and the second support member 40 respectively pivot relative to the main body 10, and then change from the collapsed position to the expanded position.

FIG. 6 is a schematic cross-sectional view of the folding device 4 in the unfolded position. The user can continue to lift the seat cushion 30, and the hook portion 51 of the slider 50 is engaged with the first limiting shaft 13 as the first support 20 slides relative to the guide groove 11 to reach the first support 20 and the body 10 The main body 10, the first support 20 and the second support 40 form a stable triangular structure. The user can also apply force to pivot the seat cushion 30 relative to the second end 202 of the first support 20, and the second limiting shaft 33 is limited to the second positioning portion 313. Thereby, the seat cushion 30 is slightly parallel to the main body 10 to provide a proper seating position for the user.

In summary, the folding device and the scooter with the folding device of the present invention can be folded and changed between the folded position and the unfolded position by the folding device 4, so that the user can choose to ride the scooter in a standing or riding manner.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention shall be determined by the scope of the attached patent application.

1: Scooter 2: wheel 3: base 4: Folding device 10: body 101: head end 102: end 11: Guide groove 111: Rail 12: The first shaft 13: The first limit shaft 14: Bearing 20: The first support 201: first end 202: second end 21: Tolerance 22: Notch 23: The first support 30: seat cushion 31: connecting seat 311: positioning slot 312: The first positioning part 313: The second positioning part 32: pivot 321: Proximal 322: remote 33: The second limit shaft 40: second support 401: first pivot end 402: second pivot end 50: Slider 501: front end 502: backend 51: Hook 52: Housing Department 53: Arrival 531: pivot end 532: Butt End 54: The first torsion spring 55: second torsion spring 56: second shaft 57: second support 60: control unit 61: control 62: Drawstring

Fig. 1 is a perspective exploded view of a folding device and a scooter with the folding device according to an embodiment of the present invention. Fig. 2 is an exploded perspective view of the folding device shown in Fig. 1. Fig. 3 is a schematic cross-sectional view of the folding device shown in Fig. 1. 4 to 6 are schematic diagrams of the actions of the scooter with the folding device shown in FIG. 1.

4: Folding device

10: body

101: head end

102: end

11: Guide groove

12: The first shaft

13: The first limit shaft

14: Bearing

20: The first support

201: first end

202: second end

21: Tolerance

22: Notch

23: The first support

30: seat cushion

31: connecting seat

311: positioning slot

312: The first positioning part

313: The second positioning part

32: pivot

321: Proximal

322: remote

33: The second limit shaft

40: second support

401: first pivot end

402: second pivot end

50: Slider

501: front end

502: backend

51: Hook

52: Housing Department

53: Arrival

531: pivot end

532: Butt End

54: The first torsion spring

55: second torsion spring

56: second shaft

57: second support

60: control unit

61: control

62: Drawstring

Claims (10)

A folding device suitable for being installed on a base between two wheels of a scooter, comprising: A body defining a head end and a tail end, and the body is provided with a guide groove extending from the head end to the tail end; A first support member selectively accommodated in the guide groove, the first support member defines a first end and a second end, the first end can pivot relative to the body and can slide relative to the guide groove And positioning, the second end is provided with a pad, and the first support is provided with a pocket extending from the first end to the second end; and A second support member selectively accommodated in the accommodating slot, the second support member defines a first pivot end and a second pivot end, the first pivot end is pivotally connected to the tail end of the body , The second pivot end is pivotally connected to the first support. According to the folding device described in the first item of the scope of patent application, wherein two opposite inner wall surfaces of the guide groove are each provided with a guide rail, the first support member is provided with a sliding block in the receiving groove, and the sliding block defines a front end and a rear At the end, a first shaft member penetrates through the first end of the first support member and the front end of the sliding block, and the different ends of the first shaft member are respectively slidably restricted to the guide rails. As for the folding device described in item 2 of the scope of patent application, one of the first limiting shafts penetrates through two opposite inner wall surfaces of the guide groove, and the first supporting member is provided with at least one pair of first limiting shafts The at least one notch selectively engages the first limiting shaft member as the first support member pivots relative to the body, the slider is provided with at least one hook portion at the rear end, and the At least one hook portion selectively clamps the first limiting shaft member as the first support member slides relative to the guide groove. As described in item 3 of the scope of patent application, the sliding block is provided with a receiving portion extending from the front end to the rear end, and an abutting block is pivotally disposed on the receiving portion and selectively pushing against The bottom surface of the container. As for the folding device described in item 2 of the scope of patent application, a first torsion spring is provided at the front end of the slider, a bearing is provided on opposite sides of the first support, and the first shaft penetrates the The first end of the first support, the bearings, the front end of the slider, and the first torsion spring. As for the folding device described in claim 4, wherein the abutment block has a pivot end pivotally connected to the slider and an abutment end opposite to the pivot end, and the pivot end is provided with a second torsion force A spring, and a second shaft member penetrates the sliding block, the pivot end of the abutment block, and the second torsion spring. The folding device described in item 4 of the scope of patent application also includes: A control unit having a control element arranged on the seat cushion and a control element connected to the control element and the abutment block The control element can move between a locked position and a release position relative to the seat cushion, and the pull rope drives the abutment block to pivot relative to the accommodating portion as the control element moves relative to the seat cushion. According to the folding device described in item 7 of the scope of patent application, wherein the first support member is provided with a first support member passing through the pocket, and the slider is provided with a second support member passing through the rear end, and The pull cord contacts the first support and the second support. For the folding device described in item 8 of the scope of patent application, the seat cushion is provided with a connecting seat and a pivotal member, and the control member is movably connected to the connecting seat and moves between the locked position and the released position. The pivotal member defines a proximal end and a distal end, the proximal end is pivotally connected to the second end of the first support member, the distal end is pivotally connected to the connecting seat, the connecting seat is provided with a positioning groove, and the positioning groove has A first positioning portion and a second positioning portion are located at different levels, and a second limiting shaft member penetrates the distal end of the pivotal member and the positioning groove and can follow the seat cushion relative to the first support member The second end pivots to be limited to the first positioning portion or the second positioning portion. A scooter, including: Two wheels A base set between the two wheels; and A folding device installed on the base and including a body, a first support and a second support The body defines a head end and a tail end, the body is provided with a guide groove extending from the head end to the tail end, the first support member is selectively accommodated in the guide groove, and the first support member defines a A first end and a second end, the first end can pivot relative to the body and can slide and be positioned relative to the guide groove, the second end is provided with a cushion, the first support is provided with the first support The second supporting member is selectively accommodated in the receiving groove of the second end, the second supporting member defines a first pivoting end and a second pivoting end, the first pivoting The end is pivotally connected to the tail end of the body, and the second pivotal end is pivotally connected to the first support member.

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