CN213442909U

CN213442909U - Rotary folding scooter

Info

Publication number: CN213442909U
Application number: CN202022281061.3U
Authority: CN
Inventors: 龚丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-06-15
Anticipated expiration: 2030-10-14

Abstract

The utility model provides a rotary folding scooter, which relates to the technical field of scooters and comprises a bottom plate, wherein the front end of the bottom plate is rotationally connected with a front fork, the lower end of the front fork is rotationally connected with a front wheel, the rear end of the bottom plate is rotationally connected with a rear wheel, a handle is arranged above the front fork, and a rotary folding mechanism is arranged at the joint of the handle and the front fork; rotatory folding mechanism includes folding support, folding support rotates to be connected on the front fork, the below of folding support is formed with first inclined plane, the top of front fork is formed with the second inclined plane, first inclined plane with the second inclined plane is parallel to each other, the size is the same, the shape matches. The utility model discloses an useful part is, can make the hand (hold) expand the user state and accomodate fold condition through rotatory folding mechanism, and the operation is convenient, simple structure to stability is good.

Description

Rotary folding scooter

Technical Field

The utility model belongs to the technical field of the scooter technique and specifically relates to a rotatory folding scooter.

Background

The scooter is a car that can use the pedal to slide on level and smooth ground, uses laborsavingly, and for it is more convenient to use, the folded cascade is designed into to the scooter of majority, can conveniently carry, and the scooter includes sweep and handrail two parts, and the effect of holding and releasing hand is played to the handrail, and the sweep plays the effect of supporting the human body.

At present, traditional scooter folding mechanism on the market generally is by the handrail, folding cover, the extension spring and the plastics vehicle bottom board of setting in the folding rod constitute, its folding principle is to hang a built-in bolt of handrail lower extreme with extension spring one end, a plastics couple on the vehicle bottom board is hung to the other end, thereby two work pieces pull each other and make the spring tensile play folding effect, this device drawback lies in, the in-process of riding, the extension spring is worn and torn the fracture with the couple easily, and the spring is elongated the back effect of restoreing poor easily, make folding cover not hard up lose stability, cause the slope to fall down the isoincident, in addition, the scooter still need be provided with secondary locking device, the folding back scooter locks, in order to eliminate folding position not hard up problem, lead to the structure complicated relatively, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes shortcoming among the prior art provides a rotatory folding scooter, can make the hand (hold) expand the user state and accomodate fold condition through rotatory folding mechanism, and the operation is convenient, simple structure to stability is good.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides a rotatory folding scooter, includes the bottom plate, the front end of bottom plate is rotated and is connected with the front fork, the lower extreme of front fork is rotated and is connected with the front wheel, the rear end of bottom plate is rotated and is connected with the rear wheel, the top of front fork is provided with the hand (hold), the hand (hold) with the junction of front fork is provided with rotatory folding mechanism.

Preferably, the rotary folding mechanism comprises a folding support, the folding support is rotatably connected to the front fork, a first inclined plane is formed below the folding support, a second inclined plane is formed above the front fork, and the first inclined plane and the second inclined plane are parallel to each other, have the same size and are matched in shape; the cylinder is arranged on the second inclined plane, a hole is formed in the corresponding position of the folding support in a penetrating mode, the cylinder is rotatably connected in the hole, a screw rod is arranged on the cylinder, and a gasket and a nut are further arranged on the screw rod.

Preferably, the front fork is provided with a step through hole, the step through hole comprises a step counter bore, a bolt is arranged in the step through hole, the bolt comprises a large-diameter section and a small-diameter section, the small-diameter section is sleeved with a spring in a penetrating mode and penetrates into the step counter bore, the outer diameter of the spring is larger than the diameter of the step counter bore and smaller than the diameter of the large-diameter section, the end portion of the bolt is connected with a switch button, friction grains are arranged on the upper surface of the switch button, a first connection arc surface is formed on the lower surface of the switch button, a second connection arc surface is arranged on the front fork, and a first bolt hole and a second bolt hole are formed in the position, corresponding to the bolt, on the first inclined surface.

Preferably, a mounting cavity is formed in the front fork, the front end of the bottom plate is connected to the mounting cavity, a return spring is arranged in the mounting cavity, and two ends of the return spring are hooked to the bottom of the front end of the bottom plate.

Preferably, the hand (hold) includes the telescopic link, the lower extreme of telescopic link is connected through locking the screw rod on the folding support, the upper end of telescopic link is provided with the horizontal pole, the both sides of horizontal pole are provided with the handle, be provided with first friction line on hand, the tip of handle outwards expands and forms loudspeaker form, still be provided with quick detach centre gripping subassembly on the telescopic link.

Preferably, the handle can be dismantled and peg graft on the horizontal pole, be provided with storage assembly on the telescopic link, the handle joint is in storage assembly is last.

Preferably, a screw cover is arranged above the opening, and the screw cover is connected to the folding support through a self-tapping screw.

Preferably, the surface of bottom plate is provided with the second friction line, the bottom plate is still including the brake lid, the brake lid is located the top of rear wheel, be provided with the third friction line on the brake lid.

Preferably, the folding support and the left and right sides of the front fork are both expanded outwards to form support tables; the folding support is provided with a recovery cambered surface which is smoothly narrowed upwards.

Preferably, the bottom plate is connected through locking screw on the front fork, the bottom plate with the junction of front fork is provided with the mechanism of locking a position, the mechanism of locking a position includes the board of locking a position, the board of locking a position wears to overlap on locking screw, the board slidable mounting of locking a position is in on the bottom plate, still be provided with the hole of locking a position on the front fork, the hole of locking a position with the board position of locking a position corresponds, still be provided with the spring of locking a position in the board of locking a position, the front end of bottom plate still is provided with unlocking groove and closes the locking groove, the spring of locking a position slip joint is in unlocking groove or closing the locking groove, works as the spring joint of locking a position is in when closing the locking groove, the front end of the board of locking a position protrusion extremely in the hole of locking a position.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model is provided with a rotary folding mechanism which comprises a folding support, the folding support is rotationally connected with the front fork, when the handle needs to be unfolded for use, the bolt is inserted into the first bolt hole to achieve the fixing effect, so that the folding support and the front fork cannot rotate, when the handle needs to be folded, the finger presses the friction grain 161 on the upper surface of the switch button to break off, so as to pull the bolt to move downwards, so that the bolt is separated from the first bolt hole, then the folding support is rotated by 180 degrees, at the moment, the second bolt hole corresponds to the bolt position, then loosen shift knob, the bolt can reset under the effect of spring to push the bolt into second bolt hole, reach fixed effect, make folding support and front fork can not take place to rotate, thereby realize that the hand (hold) expandes the switching of user state and fold condition, convenient and fast.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the embodiments of the invention, and do not constitute a limitation on the invention, in which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a front view of the front fork of the present invention separated from the foldable support;

FIG. 4 is a rear view of the front fork of the present invention separated from the foldable support;

FIG. 5 is a schematic view of the base plate in a separated state from the front fork;

FIG. 6 is a schematic top view of the capture plate not inserted into the capture aperture;

FIG. 7 is a schematic top view of the capture plate inserted into the capture aperture;

fig. 8 is a schematic view of the present invention in a folded state;

FIG. 9 is an isolated schematic view of the folding stand;

FIG. 10 is an enlarged view of the circled portion A of FIG. 2;

fig. 11 is a schematic view showing a state where the plug is separated from the stepped through-hole in fig. 10.

In the figure: 1-bottom plate, 2-front fork, 3-front wheel, 4-rear wheel, 5-folding support, 6-first inclined plane, 7-second inclined plane, 8-column, 9-open pore, 10-screw, 11-gasket, 12-nut, 13-step through hole, 131-step counter bore, 14-bolt, 141-large diameter section, 142-small diameter section, 15-spring, 16-switch button, 161-friction line, 162-first connecting arc surface, 17-second connecting arc surface, 18-first bolt hole, 19-second bolt hole, 20-installation cavity, 21-reset spring, 22-telescopic rod, 23-locking screw, 24-cross bar, 25-handle, 251-first friction line, 26-quick-release clamping component, 27-receiving component, 28-screw cap, 29-self-tapping screw, 30-second friction line, 31-brake cap, 32-third friction line, 33-support table, 34-recovery cambered surface, 35-locking plate, 36-locking hole, 37-locking spring, 38-unlocking groove and 39-locking groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 to 11, a rotary folding scooter comprises a base plate 1, a front fork 2 rotatably connected to the front end of the base plate 1, a front wheel 3 rotatably connected to the lower end of the front fork 2, a rear wheel 4 rotatably connected to the rear end of the base plate 1, the surface of the bottom plate 1 is provided with the second friction lines 30, when a person stands on the bottom plate 1, the second friction lines 30 can increase the friction force with the sole or the sole to avoid skidding, in addition, the bottom plate 1 also comprises a brake cover 31, the brake cover 31 is positioned above the rear wheel 4, the brake cover 31 is provided with the third friction lines 32, the third friction lines 32 also have the function of increasing the friction force to avoid skidding, when braking is needed, the brake cover 31 is stepped down by feet, the brake cover 31 is contacted with the rear wheel 4, the rotation of the rear wheel 4 is blocked, therefore, the purpose of braking is achieved, and the prior art of the existing scooter at this time is not described herein.

The utility model has the advantages that a handle is arranged above the front fork 2, a rotary folding mechanism is arranged at the joint of the handle and the front fork 2, the rotary folding mechanism can expand the handle for use or fold for storage, the rotary folding mechanism comprises a folding support 5, the folding support 5 is provided with a recovery cambered surface 34 which is smooth and narrows upwards, and the connection part from the folding support 5 to the handle is provided with streamline transition, thereby improving the aesthetic effect; the folding support 5 is rotatably connected to the front fork 2, a first inclined surface 6 is formed below the folding support 2, a second inclined surface 7 is formed above the front fork 2, the first inclined surface 6 and the second inclined surface 7 are parallel to each other, identical in size and matched in shape, a cylinder 8 is arranged on the second inclined surface 6, an opening 9 is formed in a corresponding position of the folding support 2 in a penetrating mode, and the cylinder 8 is rotatably connected to the opening 9, so that the folding support 5 is rotatably connected to the front fork 2, namely the first inclined surface 6 and the second inclined surface 7 are rotatably connected, a screw rod 10 is arranged on the cylinder 8, a gasket 11 and a nut 12 are further arranged on the screw rod 10, and after the screw rod 10 is arranged in the opening 9, the gasket 11 is placed in and the nut 12 is screwed in, so that the folding support 5 and the front fork 2 can be fixed together and are not prone to loosening; a screw cover 28 is arranged above the opening 9, the screw cover 28 is connected to the folding support 5 through a self-tapping screw 29, and the opening 9 is shielded, so that the appearance is improved.

As shown in fig. 8 and 9, a stepped through hole 13 is formed in the front fork 2, the stepped through hole 13 includes a stepped counter bore 131, a plug 14 is disposed in the stepped through hole 13, the plug 14 includes a large diameter section 141 and a small diameter section 142, the small diameter section 142 is sleeved with a spring 15 and penetrates into the stepped counter bore 131, the outer diameter of the spring 15 is larger than the diameter of the stepped counter bore 131 and smaller than the diameter of the large diameter section 142, so that the spring 15 is limited on the small diameter section 142 and cannot enter the stepped counter bore 131 or be loosened from the large diameter section 142, so that the plug 14 is reset, a switch button 16 is connected to an end of the plug 14, and an end of the plug 14 is screwed to the switch button 16 through a tapping screw; the upper surface of the switch button 16 is provided with friction grains 161, the lower surface is provided with a first connecting arc surface 162, the front fork 2 is provided with a second connecting arc surface 17, and the first inclined surface 6 is provided with a first bolt hole 18 and a second bolt hole 19 corresponding to the bolt 14.

The working principle here is that when the handle is in the unfolded use state as shown in fig. 2, the pin 14 is inserted into the first pin hole 18 to achieve a fixing effect, so that the folding support 5 and the front fork 2 do not rotate, when the handle needs to be folded as shown in fig. 6, a finger presses the friction line 161 on the upper surface of the switch button 16 to break off outwards, so as to pull the pin 14 to go downwards, so that the pin 14 is separated from the first pin hole 18, then the folding support 5 rotates 180 °, at this time, the second pin hole 19 corresponds to the pin 14, then the switch button 16 is released, the pin 14 is reset under the action of the spring 15, so as to jack the pin 14 into the second pin hole 19 to achieve a fixing effect, so that the folding support 5 and the front fork 2 do not rotate, thereby achieving the switch between the unfolded use state and the folded state of the handle, which is convenient and fast.

In addition, because the folding support 5 and the front fork 2 are contacted with each other through the surfaces of the first inclined surface 6 and the second inclined surface 7, no matter the handle is in an unfolded state or a folded state, the contact between the folding support 5 and the front fork 2 is very stable, the phenomenon of shaking or shaking cannot occur, in addition, in order to enhance the stability, the left side and the right side of the folding support 5 and the front fork 2 are both outwards expanded to form the support table 33, the support table 33 is arranged in order to increase the contact area of the first inclined surface 6 and the second inclined surface 7, the key point is to increase the contact area of the two sides of the first inclined surface 6 and the two sides of the second inclined surface 7, the locking performance is good, the stability is further improved, the shaking or shaking is avoided, the folded scooter is not required to be additionally provided with two locking devices to be locked, and the structure is ingenious.

The handle comprises a telescopic rod 22, the lower end of the telescopic rod 22 is connected to the folding support 5 through a locking screw, a cross rod 24 is arranged at the upper end of the telescopic rod 22, handles 25 are arranged on two sides of the cross rod 24, the heights of the cross rod 24 and the handles 25 can be adjusted by adjusting the length of the telescopic rod 22, so that the telescopic rod 22 is suitable for people with different heights to use, the telescopic rod 22 is the prior art, details are not described herein, a first friction line 251 is arranged on the handle 25, the friction force between the first friction line 251 and a hand can be increased, slipping is avoided, the end part of the handle 25 is outwards expanded to form a horn shape, the design has a limiting effect on the hand, the hand is prevented from slipping outwards when in use, the safety is improved, a quick-release clamping component 26 is further arranged on the telescopic rod 22, the telescopic rod 22 comprises an outer cylinder and an inner cylinder, the inner cylinder is slidably connected in the outer, through the centre gripping to the urceolus, can improve the inseparable degree of inner tube and urceolus contact, also avoid the inner tube to take place the pine to take place to take off the separation with the urceolus easily.

The front fork 2 is provided with an installation cavity 20, the front end of the bottom plate 1 is connected in the installation cavity 20 through a locking screw 23, so that the front end of the bottom plate 1 is connected on the front fork 2, the installation cavity 20 is internally provided with a return spring 21, two ends of the return spring 21 are hooked at the bottom of the front end of the bottom plate 1, the return spring 21 has the effect that the front fork 2 can naturally return after being turned left and right, and the front fork 2 can be turned right after being folded, namely, a handle is turned right, is in line with the bottom plate 1, and is neat and attractive.

The handle 25 can be dismantled and pegged graft on horizontal pole 24, in the design, can install intraductal screens spring additional on handle 25, makes handle 25 demountable installation on horizontal pole 24, is provided with storage component 27 on telescopic link 22, and storage component 27 is provided with the buckle, and handle 25 passes through this buckle joint on storage component 27, and this is used for packing or storing this scooter, can as shown in figure 6, dismantles handle 25, and the joint is fixed at storage component 27, reduces occupation space, improves and accomodates the performance.

The bottom plate 1 is connected to the front fork 2 through the locking screw 23, a locking mechanism is arranged at the joint of the bottom plate 1 and the front fork 2, the locking mechanism comprises a locking plate 35, the locking plate 35 is sleeved on the locking screw 23 in a penetrating manner, the locking plate 35 is slidably mounted on the bottom plate 1, as can be seen from fig. 6 and 7, an oblong hole is formed in the middle of the locking plate 35, the locking screw 23 penetrates through the oblong hole and is designed to enable the locking plate 35 to slide transversely, a locking hole 36 is further formed in the front fork 2, the locking hole 36 corresponds to the locking plate 35 in position and is located at the front end of the locking plate 35, a locking spring 37 is further arranged in the locking plate 35, clamping corners are arranged on two sides of the locking spring 37, as can be seen from fig. 6 and 7, open holes are formed in two sides of the locking plate 35, and the clamping corners on two sides of the locking spring 37 are clamped into the open holes on two sides of the locking plate 35 and protrude; the front end of the bottom plate 1 is further provided with an unlocking groove 38 and a locking groove 39, clamping angles on two sides of the locking spring 37 are clamped in the unlocking groove 38 or the locking groove 39 in a sliding mode, and when the locking spring 37 is clamped in the locking groove 39, the front end of the locking plate 35 protrudes into the locking hole 35. The working principle here is that when the position of the locking plate 35 is as shown in fig. 6, the locking corners at both sides of the locking spring 37 are inserted into the unlocking slot 38, and at this time, the front fork 2 can flexibly rotate left and right, pushing the locking plate 35 forward, as shown in fig. 7, the front end of the locking plate 35 is pushed into the locking hole 35, and the locking corners at both sides of the locking spring 37 are locked into the locking groove 39 to achieve the locking function, and the position locking plate 35 also limits the front fork 2 not to rotate left and right, which is helpful for limiting the front fork 2 after the handle 25 is folded, and avoiding the front fork 2 rotating left and right, the structure is ingenious, as can be seen from figure 5, the position locking spring 37 is arranged in an arch shape, because the locking plate 35 is pushed forward and backward, the locking spring 37 will deform due to the extrusion of the two sides and will reset after the extrusion is released, and thus can be caught in the unlocking groove 38 or the locking groove 39 following the movement of the locking plate 35.

Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a rotatory folding scooter, its characterized in that, includes the bottom plate, the front end of bottom plate is rotated and is connected with the front fork, the lower extreme of front fork is rotated and is connected with the front wheel, the rear end of bottom plate is rotated and is connected with the rear wheel, the top of front fork is provided with the hand (hold), the hand (hold) with the junction of front fork is provided with rotatory folding mechanism.

2. The rotary folding scooter according to claim 1, wherein the rotary folding mechanism comprises a folding support rotatably connected to the front fork, a first inclined plane is formed below the folding support, a second inclined plane is formed above the front fork, and the first inclined plane and the second inclined plane are parallel to each other, have the same size and are matched in shape; the cylinder is arranged on the second inclined plane, a hole is formed in the corresponding position of the folding support in a penetrating mode, the cylinder is rotatably connected in the hole, a screw rod is arranged on the cylinder, and a gasket and a nut are further arranged on the screw rod.

3. The rotary folding scooter of claim 2, wherein the front fork is provided with a step through hole, the step through hole comprises a step counter bore, a plug is arranged in the step through hole, the plug comprises a large-diameter section and a small-diameter section, the small-diameter section is sleeved with a spring and penetrates into the step counter bore, the outer diameter of the spring is larger than the diameter of the step counter bore and smaller than the diameter of the large-diameter section, the end of the plug is connected with a switch button, the upper surface of the switch button is provided with friction grains, the lower surface of the switch button is provided with a first connection arc surface, the front fork is provided with a second connection arc surface, and a first plug hole and a second plug hole are arranged on the first inclined surface and correspond to the plug.

4. The rotary folding scooter according to claim 2, wherein the front fork has a mounting cavity, the front end of the bottom plate is connected to the mounting cavity, the mounting cavity has a return spring, and two ends of the return spring are hooked to the bottom of the front end of the bottom plate.

5. The rotary folding scooter of claim 2, wherein the handle comprises a telescopic rod, the lower end of the telescopic rod is connected to the folding support through a locking screw, a cross rod is arranged at the upper end of the telescopic rod, handles are arranged on two sides of the cross rod, first friction lines are arranged on the handles, the end portions of the handles are expanded outwards to form a horn shape, and a quick-release clamping assembly is further arranged on the telescopic rod.

6. The rotary folding scooter according to claim 5, wherein the handle is detachably inserted into the cross bar, the telescopic rod is provided with a storage assembly, and the handle is connected to the storage assembly in a clamping manner.

7. The rotary folding scooter according to claim 2, wherein a screw cap is disposed above the opening, and the screw cap is connected to the folding support by a self-tapping screw.

8. The rotary folding scooter according to claim 1, wherein the bottom plate has a second friction pattern on the surface thereof, and further comprises a brake cover located above the rear wheel, and the brake cover has a third friction pattern thereon.

9. The rotary folding scooter according to claim 2, wherein the folding support and the left and right sides of the front fork are both expanded outwards to form support stands; the folding support is provided with a recovery cambered surface which is smoothly narrowed upwards.

10. The rotary folding scooter according to claim 1, wherein the bottom plate is connected to the front fork through a locking screw, a locking mechanism is disposed at a joint of the bottom plate and the front fork, the locking mechanism includes a locking plate, the locking plate is sleeved on the locking screw, the locking plate is slidably mounted on the bottom plate, a locking hole is further disposed on the front fork, the locking hole corresponds to the locking plate, a locking spring is further disposed in the locking plate, an unlocking groove and a locking groove are further disposed at the front end of the bottom plate, the locking spring is slidably engaged with the unlocking groove or the locking groove, and when the locking spring is engaged with the locking groove, the front end of the locking plate protrudes into the locking hole.