CN217496406U - Portable folding bicycle - Google Patents

Abstract

The utility model relates to a portable folding vehicle with following. The existing folding type accompanying vehicle has potential safety hazard, and the reliability after folding is difficult to guarantee, so that the existing folding type accompanying vehicle has defects. The utility model discloses a preceding footboard and back footboard, its characterized in that the front portion of preceding footboard sets up preceding crotch, and the lower part of preceding crotch sets up preceding gyro wheel, and the lower part of back footboard sets up the frame, this wheel behind the connected to the frame, preceding crotch upper portion set up pole setting mechanism, set up handle bar mechanism in the pole setting mechanism, pole setting mechanism can overturn downwards and with the frame keep parallel, back footboard can upwards overturn 180 degrees until the laminating preceding footboard, the frame can deflect until falling into to a side level under the preceding footboard, preceding gyro wheel and back gyro wheel are located a straight line, frame and pole setting mechanism after folding are respectively through locking structure locking fold condition. The utility model discloses it is more reliable and more stable when riding, the structure is more retrencied small and exquisite.

Description

Portable folding bicycle

Technical Field

The utility model belongs to the technical field of the technique of car of riding instead of walk and specifically relates to a portable folding vehicle with oneself.

Background

The applicant previously applied for a portable folding walking assistant vehicle with a notice number of 209208944U, and the detailed implementation part of the specification thereof discloses the following technical scheme: including footboard main part, handle bar mechanism and gyro wheel, the footboard main part be two segmentation rotary folding structures, including anterior segment footboard and back end footboard, set up the gyro wheel on the anterior segment footboard and hold the cavity, the back end footboard connect the back gyro wheel, the back end footboard can be rotatory folding to hide the back gyro wheel in the gyro wheel holds the cavity, handle bar mechanism can rotate down and adjust parallel with the anterior segment footboard. The front part of the front section pedal is connected with a front frame, and the upper part of the front frame is connected with a handle rod mechanism through a rotating shaft.

The front frame comprises a roller support 14 and a front mud pedal 17, an elastic lug 19 is arranged on the side portion of the roller support, the elastic lug is linked with the front mud pedal 17, an adapter 15 connected with the front frame is arranged on the lower portion of the handle rod mechanism, and positioning grooves 20 matched with the elastic lug are respectively arranged on the bottom and the side portion of the adapter. The roller bracket forms a cavity at two sides, a spring 18 is arranged in the cavity, and the spring is sleeved on an inner end fixture block of the elastic lug.

When the folding pedal is folded, the front mud blocking pedal is stepped down, and the elastic lug 19 is linked to enable the pedal to be separated from the positioning groove 20 at the bottom of the adapter, the handle rod mechanism can rotate relative to the pedal main body, and the handle rod mechanism is parallel to the pedal main body after being folded.

This follower it opens at footboard main part (frame main part promptly) front portion center has the cavity, is convenient for hold the back gyro wheel after folding, and this structure can cause under the normal state of riding because there is the large tracts of land fretwork frame main part front portion, has to step on empty risk, is unfavorable for the safety of riding. In addition, the arrangement of the cavity also causes storage space waste, is not beneficial to the design of the whole vehicle and is smaller and more compact, when the electric vehicle is used as the electric vehicle, batteries cannot be stored in the vehicle body, and only external batteries can be used, so that the front part of the vehicle body is overstaffed, and the control sensitivity is poor.

The handle rod mechanism completely depends on the front mud blocking pedal to drive the elastic lug to be matched with the positioning groove for unlocking or locking when being folded, but the structure has the following problems: when the driver runs into an obstacle to trigger the mud blocking pedal to act, the handle rod vertical rod is unlocked accidentally, the locking state of normal unfolding is lost, a user holding the handle rod loses the support of the handle rod suddenly, safety accidents are easily caused, and great risks exist. Also in fold condition, also can take place unexpected touching fender and lead to unexpected unblock handle bar fold condition's problem when carrying this folding vehicle, have inconveniently. Therefore, the problem that the folding state can not be reliably locked when the bicycle is unfolded or folded along with the bicycle is urgently needed to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, a portable is folding along with the driving, and is more reliable and more stable when riding, and the structure is more retrencied small and exquisite, can reliably lock pole setting structure and frame construction's folding or expansion state, makes to ride or carries more reliable safety.

The utility model adopts the following technical proposal: the utility model provides a portable folding is along with driving, includes preceding footboard and back footboard, its characterized in that the front portion of preceding footboard sets up preceding crotch, and the lower part of preceding crotch sets up preceding gyro wheel, and the lower part of back footboard sets up the frame, the frame attach rear roller, preceding crotch upper portion set up the pole setting mechanism, set up handle bar mechanism in the pole setting mechanism, pole setting mechanism can overturn downwards and with preceding frame keep parallel, back footboard can upwards overturn 180 degrees until the laminating preceding footboard, the frame can deflect to one side level until falling into under the preceding footboard, preceding gyro wheel and back gyro wheel are located a straight line, frame and pole setting mechanism after folding lock fold condition through locking structure respectively.

Preferably, the vertical rod mechanism comprises a vertical rod frame, two clamping grooves are respectively formed in two sides of the lower portion of the vertical rod frame and are respectively an unfolding positioning clamping groove and a folding positioning clamping groove, a front mudguard capable of being adjusted in an up-and-down swinging mode is arranged in the front portion of the front fork frame, a locking clamping block is arranged at the rear end of the front mudguard, and the front mudguard is capable of being adjusted in a swinging mode to clamp the locking clamping block into any clamping groove.

Preferably, the front fork is provided with a locking pressing sheet, and the locking pressing sheet can lock or unlock the state that the front mudguard is clamped into any clamping groove on the stand bar frame.

Preferably, the locking pressing piece is connected to the front fork frame through a pin shaft, the end, inserted by the pin shaft, of the lower portion of the locking pressing piece is of a cam structure, the protruding end of the cam structure is in a mud guard locking state when abutting against the rear end of the front mud guard, the front mud guard is connected to the front fork frame through another pin shaft, and the lower portion of the pin shaft is connected with a tension spring.

Preferably, the upper part of the rear roller is provided with a rear mudguard, the rear mudguard is provided with a convex block, the lower part of the front pedal is provided with a clamping groove matched with the convex block, and the convex block is matched with the clamping groove after being folded.

Preferably, the front pedal and the frame are connected through a central rotating shaft in the middle part and deflect by taking the central rotating shaft as a fulcrum.

Preferably, a lock mechanism is provided at a lower side of the front step to lock the unfolded state of the frame.

Preferably, the locking mechanism comprises a fixed seat arranged below the rear end of the front pedal, one side of the fixed seat is provided with a pull ring capable of rotating transversely, the pull ring is provided with a movable clamping hook, the front end of the frame is provided with a notch, and the clamping hook is matched with the notch.

Preferably, the rear pedal is provided with side baffles on two sides of the lower end, the rear end of the upright rod mechanism is provided with a battery, when the frame is unfolded, the side baffles form side baffles on two sides of the frame, and after the frame is folded, the side baffles form side baffles on the battery.

Preferably, the middle part of the vertical rod frame is hollowed, the upper part of the vertical rod frame is provided with an outer vertical rod, the outer vertical rod is provided with an inner vertical rod capable of extending out or retracting into the outer vertical rod, the joint of the outer vertical rod and the inner vertical rod is provided with a locking ring buckle, and the handle rod mechanism comprises a handle rod capable of being folded backwards.

The beneficial effects of the utility model reside in that:

1. the frame is hidden under the front pedal after being folded in a mode of deflecting to one side, so that the front and rear rollers are positioned on the same straight line after being folded, the transverse space occupied after being folded is further reduced, and the locking can be reliably realized.

2. The regulation through preceding fender is direct to accomplish the expansion or fold condition of pole setting structure with the cooperation of pole setting structure, cooperates another switch structure to further lock preceding fender again, and preceding fender is reliably locked spacingly under the off-state, ensures that the pole setting structure remains throughout at current state, can not promoted reliability and security by unexpected unblock.

3. The external battery is changed into the electric vehicle structure by increasing, the electric vehicle structure is in a regular shape after being folded, the whole structure is small and exquisite, the electric vehicle is convenient to carry or push, and the cruising ability is obviously improved.

Drawings

Fig. 1 is the overall structure schematic diagram of the utility model.

Fig. 2 is a schematic view of the lower portion of the pedal of the utility model.

Fig. 3 is a schematic view of the overall structure of another angle of the vehicle.

Fig. 4 is a schematic structural view of the vertical rod mechanism of the present invention.

Fig. 5 is the schematic view of the whole folding structure of the utility model along with the traveling crane.

Fig. 6 is a schematic structural view of the utility model of another angle after the whole folding along with the traveling crane.

Detailed Description

The present invention will be further described with reference to the following specific examples.

As shown in fig. 1-3, the utility model discloses a portable is folding along with driving, including preceding footboard 10 and back footboard 11, the front portion of preceding footboard sets up front fork 27, and the lower part of front fork sets up front roller 9, and the lower part of back footboard 17 sets up frame 14, frame connection back gyro wheel 20, front fork upper portion sets up pole setting mechanism, sets up handle bar mechanism 1 in the pole setting mechanism, pole setting mechanism can overturn downwards and with preceding frame keep parallel, back footboard can upwards overturn 180 degrees until the laminating front pedal, the frame can deflect until falling into to one side level under the front pedal, front roller and back gyro wheel are located a straight line, frame and pole setting mechanism after folding are respectively through locking structure locking fold condition.

In one embodiment, the vertical rod mechanism comprises a vertical rod frame 6, two clamping grooves 61 are respectively arranged on two sides of the lower portion of the vertical rod frame, namely an unfolding positioning clamping groove and a folding positioning clamping groove, a front mudguard 8 capable of being adjusted in an up-and-down swinging mode is arranged in the front portion of the front fork frame, a locking clamping block 29 is arranged at the rear end of the front mudguard, and the front mudguard is capable of being adjusted in a swinging mode to clamp the locking clamping block into any clamping groove.

Wherein, the folding or the expansion state of the upright rod structure is locked by a front mudguard, and the adjustment of the front mudguard is locked by a switch structure.

As shown in fig. 4, in one embodiment, the switch structure includes a locking pressing piece 7 provided on the front fork, which can lock or unlock the engagement of the front fender with the pole structure. The locking pressing plate is connected to the front fork frame through a pin shaft, the end, inserted by the pin shaft, of the lower portion of the locking pressing plate is of a cam structure 25, and the protruding end of the cam structure is in a fender locking state when abutting against the rear end of the front fender. The locking pressing piece is upwards rotated by taking the pin shaft as a rotation fulcrum, the cam structure is changed to abut against the rear end face of the front fender, the space at the rear end of the fender is released, the fender can be pressed down to be separated from the locking state of the pull rod structure, and the vertical rod structure can be completely unlocked integrally to be adjusted.

In order to facilitate the cam structure to rotate, an arc-shaped surface is formed on the front fork frame, and a space capable of rotating is reserved on the front fork frame.

Wherein in order to facilitate the locking pressing sheet to be easily pulled, the tail end of the locking pressing sheet forms an upturning surface, which is convenient for a user to stir.

In this embodiment, the front fender is connected to the front fork 27 through another pin shaft 26, in order to keep the front fender in a tensioned state all the time, the pin shaft is connected to a tension spring, and the other end of the tension spring is connected to a positioning shaft arranged at the lower part of the front fork, so that the front fender is enabled to reset after being unlocked and to keep a locking upright rod structure.

Specifically, the upper end face of the locking clamping block is a downward inclined face, and an inclined face matched with the locking clamping block is arranged in the clamping groove, so that the locking clamping block can be smoothly and quickly clamped into the clamping groove.

Specifically, limit stops 28 are further arranged on two sides of the rear portion of the front fork frame, can effectively prevent the vertical rod structure from excessively deflecting, and are limited at the rear end, so that the vertical rod structure is guaranteed to be reliably and strictly limited in multiple directions in the unfolding state, and the locking state is more reliable.

Specifically, the middle part of pole setting frame forms the fretwork, and when the pole setting structure of being convenient for transfers and emptys, the fretwork portion can pass the anterior steering support of preceding crotch and frame, makes the pole setting structure keep flat completely.

The upper portion of grudging post frame sets up outer pole setting 4, sets up the interior pole setting 2 that can stretch out or retract outer pole setting in the outer pole setting, and the junction of outer pole setting and interior pole setting sets up latch closure and retaining member 3, handle bar mechanism including the handle bar that can turn over the book backward, wherein the handle bar can turn over the book backward and be 90 degrees rather than the main part.

In one embodiment, the front part of the outer vertical rod is provided with an LED lighting module 5, and the lighting module can realize the conversion control of various lights through a controller. For example, the LED lamp lighting device comprises a central main lighting module, outer ring LED lamps are arranged on the periphery of the central main lighting module, the main lighting module achieves a main lighting function according to control of a controller and a switch, and the peripheral LED lamps can form various light changing effects such as horse race lamps or breathing lamps.

In one embodiment, the rechargeable battery is hung at the rear end of the outer vertical rod and can be installed and replaced as required. The rechargeable battery is connected with the LED illuminating module and the driving motor, and the driving motor is connected with the front roller and drives the front roller to rotate.

Specifically, the rear pedal sets up side shield 24 in lower extreme both sides, and the rear end of pole setting mechanism sets up the battery, and when the frame expandes, the side shield form the side to the frame both sides and keep off, after the frame is folding, the side shield form the side to keep off to the battery.

In one embodiment, the front pedals and the frame are connected at the middle by a central pivot 15 and are pivoted about it. Be located the both sides of this pivot and set up tilting mechanism 16 and connect preceding footboard and back footboard, the footboard before the 180 degrees laminating of footboard can upwards overturn of the back footboard of being convenient for, preceding footboard and back footboard up end all form anti-skidding line.

As an improvement, the brake pad can be arranged at the inner end of the rear mudguard, and the arrangement is convenient for directly reducing the speed until stopping by directly stepping on the brake pad in a low-speed state.

As another improvement, the rear roller can be directly provided with a disc brake mechanism, and the switch of the disc brake is controlled by a controller or a switch so as to reduce the speed at a higher speed.

The frame passes through spring shock-absorbing structure 25 and two rear suspension arms connection back frame at the rear portion, can make the trafficability characteristic and the travelling comfort of whole car stronger, and the same reason disposes damping spring in the lower part both sides of front fork frame equally.

In one embodiment, the rear fender is provided with a projection 18, the lower part of the front pedal is provided with a slot 22 matched with the projection, and the projection is matched with the slot after being folded.

In one embodiment, a locking mechanism is arranged on one side of the lower part of the front pedal to lock the unfolded state of the frame.

Specifically, as shown in fig. 2, the locking mechanism includes a fixing seat 23 disposed at a rear lower end of the front pedal, and a lower end of the central rotating shaft is connected to the fixing seat. One side of the fixed seat opposite to the frame deflection is provided with a pull ring 11 capable of transversely rotating, a movable clamping hook 13 is arranged on the pull ring, the front end of the frame is provided with a notch 30, and the clamping hook is matched with the notch.

In order to facilitate folding and parking of the bicycle, a leaning foot is arranged under the bicycle frame, 1, the leaning foot is beneficial to the effect of supporting when the bicycle body is folded, the bicycle is also convenient to park stably, and the leaning foot can be turned backwards and integrally hidden under the bicycle frame.

In order to further reduce the mass of the vehicle and improve the portability, the back rest can be a closed tube type back rest, and convex symmetrical stable supports are formed on two sides of the lower end.

The utility model discloses when needs are folding to be accomodate, at first upwards overturn 180 degrees with the back footboard and lean on until leaning on with preceding footboard, later can fold the frame earlier, rotate the pull ring, release the activity trip on the pull ring, make it break away from the draw-in groove on the frame, the frame can wholly deflect until falling into preceding footboard to the opposite side under to go into the draw-in groove of preceding footboard lower part with the lug card on the fender of back, with the fold condition of this locking frame.

Then the upright post structure is folded, the locking buckle ring is opened to completely lock the inner upright post into the outer upright post, and the two handle bars are folded towards the rear side by 90 degrees and are folded.

And then unlocking a switch structure on the vertical rod structure, such as a locking pressing sheet provided in the embodiment, lifting the pressing sheet to enable the cam structure to rotate, releasing the pressure at the rear end of the front fender, pressing the front fender downwards at the moment, enabling a locking clamping block at the tail end of the front fender to be separated from a clamping groove of the vertical rod structure, and enabling the vertical rod structure to be laid downwards until the vertical rod structure is parallel to the frame. The front fender is released at the moment, so that the front fender is rebounded to be clamped into the folding clamping groove, the pressing sheet is pressed downwards, the cam structure is rotated, the cam structure is pushed against the rear end of the front fender again, the position of the front fender is reliably locked, the front fender cannot be pressed downwards, and the vertical rod structure after being folded is limited by multiple limits and cannot be unfolded easily. After the folding is completed, the folding state of the upright rod structure and the frame is reliably locked by the corresponding locking structure. As shown in fig. 5 and 6, the battery is not included in this embodiment, a space required by the battery is reserved between the folded rear pedal and the upright, and both sides of the folded rear pedal are limited by the side baffles to form protection.

If the folded state is required to be opened, the operation can be sequentially performed in a reverse direction, and finally the reliable locking of the unfolded state is ensured by pressing down the locking pressing sheet, and the rest operation steps are not described again.

It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications can be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Claims (8)

1. The utility model provides a portable is folding along with driving, includes preceding footboard and back footboard, its characterized in that the front portion of preceding footboard sets up preceding crotch, and the lower part of preceding crotch sets up preceding gyro wheel, and the lower part of back footboard sets up the frame, this vehicle frame connection back gyro wheel, preceding crotch upper portion set up pole setting mechanism, set up handle bar mechanism in the pole setting mechanism, pole setting mechanism can overturn downwards and with the frame keep parallel, back footboard can upwards overturn 180 degrees until the laminating preceding footboard, the frame can deflect to one side level until falling into under the preceding footboard, preceding gyro wheel and back gyro wheel are located a straight line, frame and pole setting mechanism after folding lock fold condition through locking structure respectively.

2. The portable folding follower as claimed in claim 1, wherein the vertical rod mechanism comprises a vertical rod frame, two slots are respectively disposed on two sides of the lower portion of the vertical rod frame, respectively an unfolding slot and a folding slot, a front fender is disposed at the front portion of the front fork frame and can be adjusted by swinging up and down, a locking block is disposed at the rear end of the front fender, and the front fender can be adjusted by swinging to lock the locking block into any slot.

3. A portable folding bicycle according to any one of claims 1-2, wherein a rear fender is disposed on the upper portion of the rear roller, a projection is disposed on the rear fender, a slot matched with the projection is disposed on the lower portion of the front pedal, and the projection is matched with the slot after folding.

4. A portable folding bicycle according to any one of claims 1-2, wherein the front pedals and the frame are connected at the middle part by a central pivot and are pivoted about the central pivot.

5. The portable foldable follow-up bicycle according to any one of claims 1-2, wherein a locking mechanism is provided at one side of the lower part of the front pedal to lock the unfolded state of the bicycle frame.

6. A portable folding bicycle as claimed in claim 5, wherein the locking mechanism comprises a fixed seat disposed at the lower end of the rear part of the front pedal, a pull ring capable of rotating transversely is disposed on one side of the fixed seat, a movable hook is disposed on the pull ring, a notch is disposed at the front end of the frame, and the hook is matched with the notch.

7. The portable folding bicycle according to any one of claims 1-2, wherein the rear pedal has side guards at both sides of the lower end, the rear end of the upright mechanism is provided with a battery, when the frame is unfolded, the side guards form side guards for both sides of the frame, and when the frame is folded, the side guards form side guards for the battery.

8. The portable foldable follow-up vehicle according to claim 2, wherein the middle of the vertical rod frame is hollowed out, the upper part of the vertical rod frame is provided with an outer vertical rod, the outer vertical rod is provided with an inner vertical rod capable of extending out of or retracting into the outer vertical rod, a locking ring buckle is arranged at the joint of the outer vertical rod and the inner vertical rod, and the handle rod mechanism comprises a handle rod capable of being folded backwards.

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