CN101693461A - Multifunctional pedal scooter - Google Patents

Abstract

The invention relates to a multifunctional stepping scooter, which is characterized in that it includes a three-wheel structure car body and a four-wheel structure car body, which have in common that they all include a body panel, two pedals, a transmission mechanism, and a vehicle body. The front and rear retractable mechanisms, a handlebar up and down telescopic mechanism and a brake mechanism are connected; the front ends of the two pedals are pivotally connected to the body panel, and a pedal return spring is arranged between the two pedals and the body panel; the transmission mechanism is arranged at the bottom of the body panel. The front and rear retractable mechanisms are arranged at the connection between the handlebar and the steering pin, the up and down telescopic mechanism of the handlebar is arranged at the connection between the inner rod of the handlebar and the outer rod of the handlebar, and the braking mechanism is arranged between the handlebar and the rear wheel , the two rear wheels are respectively arranged on the left and right sides of the rear end of the body panel; front wheels. The invention has the advantages of ingenious structural design, wide adaptability to people and multiple functions, and can be widely used in transportation, loading, fitness and the like.

Description

A multifunctional stepping scooter

technical field

The invention relates to an artificial walking-replacing tool, in particular to a multifunctional stepping scooter.

Background technique

At present, the artificial means of transportation used in people's lives mainly include bicycles and roller skates. Bicycle has advantages such as easy to use, flexible driving, faster speed and no need for external energy, but the disadvantage is that it is larger in size, heavier in weight, takes up a lot of space, is inconvenient to carry, and cannot be used by those without cycling skills. Roller skates have the advantages of fast driving speed and easy carrying, but the disadvantage is that the user must have special skills, ordinary people cannot use them, and the driving safety performance is poor, and the physical exertion is also large.

Contents of the invention

In view of the above problems, the purpose of the present invention is to provide a multifunctional stepping scooter that is flexible in driving, light in weight, easy to carry, easy to operate and high in safety.

In order to achieve the above object, the present invention adopts the following technical solutions: a multifunctional stepping scooter, characterized in that: it includes a body panel, two pedals, a transmission mechanism, a handlebar front and rear retractable mechanism, a handlebar up and down telescoping mechanism and a braking mechanism; the front ends of the two pedals are pivotally connected to the body panel, and a pedal return torsion spring is arranged between the two pedals and the body panel; the transmission mechanism includes: A drive shaft at the bottom of the middle section of the body panel and a wheel axle arranged at the bottom of the rear end of the body panel, the middle part of the drive shaft is fixedly connected to a drive sprocket, and the left and right ends of the drive shaft are respectively fixedly connected to a one-way rotating gear , each of the two unidirectional rotation gears meshes with a sector rack, each of the two sector racks is fixedly connected to the bottom of the pedal on the corresponding side; the middle part of the wheel shaft is fixedly connected to the drive through a chain The axle sprocket of the sprocket wheel, the two ends of the axle are fixedly connected with a rear wheel respectively; The upper part of an inner rod, the lower part of the inner rod is symmetrically provided with a retractable pin slot on the left and right, and an open slot is provided at the front and rear respectively; the front and rear retractable mechanism of the handlebar includes an upper part inserted into the inner rod A direction revolving pin that is inside and whose diameter is smaller than the width of the opening groove of the inner rod; a retracting revolving pin transversely passes through the direction revolving pin and is arranged in the two retracting pin grooves of the inner rod; one is arranged in the inner rod and the safety buckle corresponding to the top position of the retractable pin in the retractable pin groove; the handlebar up and down telescopic mechanism includes a pin hole arranged on the inner rod, and several intervals are arranged on the A positioning hole on the outer rod, a spring pin that is arranged on the inner upper part of the inner rod and stretches out from the pin hole and one of the positioning holes; Roller, two brake levers respectively fixed on the two ends of the cable roller; a brake cable, one end of which is fixed on the cable roller, the other end is connected to one end of a brake arm, the other end of the brake arm is arranged on a The middle part of the brake switch pin is arranged at the rear lower part of the body panel, and the two ends of the brake switch pin are respectively connected with a brake block corresponding to the rear wheel.

A fork clamp is arranged at the lower part of the direction turning pin, and a front wheel is arranged at the lower part of the fork clamp.

The rear side of the lower end of the direction rotating pin is fixedly connected with the front end of the one direction rotating arm, and the rear end of the direction rotating arm is provided with a rotating arm tie rod connecting pin, and the rotating arm tie rod connecting pin is arranged in the middle of the one direction tie rod , the two ends of the direction tie rods are respectively provided with a front wheel pivot arm tie rod connection pin, and the two front wheel pivot arm tie rod connection pins are respectively connected with the rear end of a front wheel pivot arm, and the two front wheel pivot arms The front end is respectively connected with the lower end rear side of a front wheel pivot, the bottoms of the two front wheel pivots are respectively connected with a fork clip, and the bottoms of the two fork clips are respectively provided with a front wheel.

The body panel is a flat and inclined plane structure in which a short section at the front end is a horizontal panel, and a relatively long section at the rear end is an inclined panel.

The body panel is a fully inclined panel structure with a high front and a low rear.

Two pedal recesses are arranged on the body panel.

Overrunning clutches are housed in the two described one-way rotating gears.

The present invention has the following advantages due to the adoption of the above technical scheme: 1. The present invention is provided with one or two front wheels at the front end of the body panel, and the handlebar drives the front wheels to rotate, and two rear wheels are arranged at the rear end of the body panel, and Two pedals are arranged, and a transmission mechanism is arranged on the lower part of the pedals, and the transmission mechanism can be driven to drive the vehicle forward by stepping on the pedals, so it has the functions of walking instead of walking and keeping fit. 2. The present invention is equipped with an up and down telescopic mechanism on the upper part of the inner rod of the handlebar, and the user can adjust the height of the handlebar according to his own needs; the present invention is provided with a front and rear stretching mechanism on the lower part of the inner rod of the handlebar, and the handlebar is stretched forward, which can be used as a trailer In use, the handlebar is folded behind, easy to carry. 3. In the present invention, the body panel is set into a body structure with a high front and a low rear, which can ensure that the fan-shaped rack has sufficient radius and tooth surface length, so that the pedal rotation angle range is large, the effective work angle of the pedal is increased, and the human body is fully improved. The power utilization rate is high, and the user stands on the body panel with a low rear end, and the center of gravity is stable, so the driving is fast and labor-saving, and the safety is improved. 4. The present invention is owing to being provided with two pedal recesses on the vehicle body plate, when stationary, two pedals lie in two pedal recesses, therefore, makes the present invention easy to carry, and body plate is concave-convex structure, has compact structure, firm , Beautiful advantages. 5. The present invention is equipped with a rotating brake structure at the handlebar. Turning the handlebar pulls the brake cable, thereby driving the two brake blocks to rub against the two rear wheels to slow down or stop the car. 6. The one-way rotating gear provided in the transmission mechanism of the present invention is equipped with an overrunning clutch. Therefore, the one-way rotating gear operates steplessly, without vacancy angle and return noise, and is comfortable and natural to use. The invention has the advantages of ingenious structural design, wide adaptability to people and multiple functions, and can be widely used in transportation, loading, fitness and the like.

Description of drawings

Fig. 1 is the schematic diagram of the car body structure of the three-wheel structure of the present invention

Figure 2 is a schematic top view of Figure 1

Figure 3 is a schematic left view of Figure 1

Fig. 4 is a schematic diagram of the state of the handlebar in the present invention

Fig. 5 is a schematic diagram of the retracted state of the handlebar of the present invention

Fig. 6 is a schematic diagram of the safety buckle of the handlebar of the present invention

Fig. 7 is a schematic view of the full slope structure of the body panel of the present invention

Fig. 8 is a structural schematic diagram of the four-wheel structure car body of the present invention

Figure 9 is a schematic top view of Figure 8

Figure 10 is a schematic left view of Figure 8

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

As shown in Figures 1 to 3, the present invention includes a body panel 1, the body panel 1 is a flat inclined plane structure, a small section of the front part is a horizontal plate, and the relatively long section of the rear part is an inclined panel with a high front and a low rear. The head of the horizontal plate of the front section of the body panel 1 is in the shape of a ship's bow, and the inclined plate of the rear section is a gradually widening square plate. Two pedal recesses are arranged on the inclined plate of the rear section of the body panel 1, and a pedal 2 is respectively arranged in the two pedal recesses. The two pedals 2 fronts are rotationally connected with the body panel 1 by a pedal revolving pin 3, and two pedal resetting torsion springs 4 are arranged at intervals on the pedal revolving pin 3.

When the vehicle is stationary, the two pedals 2 are tilted upwards, which is not easy to carry, so the present invention arranges a locking mechanism (not shown in the figure) on the body panel 1, and the locking mechanism locks the two pedals 2 in the concave bores of the two pedals. , to facilitate the carrying of the present invention.

The transmission mechanism is arranged below the body panel 1, and it includes two fan-shaped racks 5, and the two fan-shaped racks 5 are respectively fixedly connected to the bottom of the pedal 2 through the opening holes (not shown) provided on the concave bores of the two pedals, and Together with the pedal 2 it turns around the pedal pin 3. Two fan-shaped racks 5 are respectively meshed with a one-way rotating gear 6, and the two one-way rotating gears 6 are arranged at intervals on a drive shaft 7, and both ends of the drive shaft 7 are respectively fixed on the bottom of the body panel 1 through a drive shaft bearing 8 sides. An overrunning clutch (not shown) is respectively housed in two one-way rotating gears 6 insides, so two one-way rotating gears 6 are connected for one-way rotation with the drive shaft 7, and a drive sprocket 9 is fixed in the middle of the drive shaft 7 to drive A chain 10 is arranged on the sprocket 9, and the chain 10 connects the drive sprocket 9 with the axle sprocket 11. Wheel shaft sprocket 11 is fixed on the middle part of wheel shaft 12, drives wheel shaft 12 to rotate, and wheel shaft 12 is arranged on the rear end bottom of body panel 1 by two wheel shaft bearings 13, and a rear wheel 14 is respectively fixed at the two ends of wheel shaft 12.

When the pedal 2 is stepped on, the sector rack 5 meshes with the one-way rotation gear 6 to rotate, and at the same time drives the drive sprocket 9 coaxial with the one-way rotation gear 6 to rotate in the forward direction, and the drive sprocket 9 drives the wheel axle chain through the chain 10 Wheel 11 rotates, and axle sprocket 11 drives two rear wheels 14 to rotate by axle 12, thereby makes car body advance. When the pedal 2 is released and returned to its position, since the one-way rotation gear 6 is equipped with an overrunning clutch, the sector rack 5 drives the one-way rotation gear 6 to idle and return to its position for stepless one-way operation without gap angle and return noise .

In the above-mentioned embodiment, the sector rack 5 can be replaced by a common sector gear, but the sector gear is heavier than the sector rack. In order to reduce the weight of the vehicle body, the present invention adopts the sector rack.

A direction rotating sleeve 18 is set at the middle position of the front end of the body panel 1, and a direction rotating pin 15 is arranged in the direction rotating sleeve 18, and a fork clip 16 is arranged at the direction rotating pin 15 bottom, and a front wheel 17 is fixed at the bottom of the fork clip 16, and the front wheel 17 Be steering wheel, drive and rotate by fork clip 16 and direction turning pin 15.

The handlebar is plugged and connected to the top of the direction revolving pin 15, the handlebar includes a handlebar cross tube 19, the middle part of the cross tube 19 is vertically provided with a handlebar outer rod 20, and the outer rod 20 is sleeved outside the handlebar inner rod 21. , that is, the outer rod 20 and the inner rod 21 are telescopically connected by nesting, and the handlebar can be stretched or shortened.

The handlebar front and back retraction mechanism is arranged on the handlebar and the direction switch pin connection, and it includes the inner rod 21 that is plugged and rotatably connected on the direction switch pin 15, and the inner diameter of the inner rod 21 is equal to the outer diameter of the direction switch pin 15. The position where the top of the direction revolving pin 15 is connected with the inner rod 21 is provided with a retractable revolving pin 22 (about several millimeters in diameter) across the direction revolving pin 15 both sides, and the expanding revolving pin 22 passes through the outer diameter surface of the inner rod 21 (wearing Out about a few millimeters), on the inner rod 21, pass through the position of the retracting revolving pin 22, and be provided with a retracting pin groove 23 that can make the retracting revolving pin 22 move up and down along the inner rod 21. On the inner rod 21 , a safety buckle hole 24 is arranged on the top of the retractable pin groove 23 , and a safety buckle 25 is connected to the clip on the safety buckle hole 24 by rotation. An open slot 26 is respectively provided on the front and rear sides where the lower part of the inner rod 21 and the direction rotating pin 15 are inserted, allowing the top of the direction rotating pin 15 to pass through.

As shown in Figures 4-6, when the inner rod 21 is pulled upwards, the lower end of the retractable pin groove 23 provided on the inner rod 21 contacts the retractable rotating pin 22. Moving the handlebar, the top of the direction revolving pin 15 passes through the opening slot 26 provided on the inner rod 21. When the handlebar is turned forward, the present invention can be used as a trailer. body; when pressing down the inner rod 21, the upper end of the retracting pin groove 23 provided on the inner rod 21 contacts the retracting pin 22, and now only needs to press the steel wire safety buckle 25 above the retracting pin groove 23, Hook and block the retractable resell 22, and the handlebar can be fixed to ensure the normal running of the car body.

The up and down telescopic mechanism of the handlebar is arranged at the plug-in connection between the inner bar 21 and the outer bar 20, which includes a pin hole arranged on the top of the inner bar 21, and a spring pin 27 protrudes from the pin hole, and the other end of the spring pin 27 is elastically connected to a The spring 28 arranged in the inner bar 21, the outer bar 20 is provided with a number of positioning holes 29 at intervals, the user can pull up and down the outer bar 20 according to his needs, adjust the appropriate handlebar height, and then insert the inner bar 21 The spring pin 27 on the top is inserted in a positioning hole 29 on the outer rod 20, and the inner rod 21 and the outer rod 20 are pinned.

The braking mechanism is arranged on the handlebar, the bottom of the body panel 1 and the corresponding positions of the rear wheels, and it includes a cable reel 30 that is rotatably arranged in the horizontal tube 19, and a rotating brake handle 31 is fixed at both ends of the cable reel 30 respectively. , The two ends of horizontal pipe 19 are fixedly provided with a rotary sleeve 32, and the rotary sleeve 32 is surrounded on the backguy roll 30, and the backguy roll 30 can rotate in the rotary sleeve 32. The cable winding roller 30 is rolled up and connected to a brake cable 33 , and the outer skin head end 34 of the brake cable 33 is fixed on the top of the outer rod 20 . The outer skin tail end 35 of the brake cable is fixed at the position corresponding to the tail end of the brake cable 33 at the lower part of the body panel 1 . The tail end of brake pull wire 33 is connected with the lower end of a brake arm 36, and the upper end of brake arm 36 is fixed on the middle position of the brake pin 37 that crosses vehicle body panel 1 rear portion. The two ends of brake rotating pin 37 are respectively fixed a brake block 38 that rotates thereupon.

When turning the brake handle 31, the cable reel roller 30 rolls and pulls the brake cable 33, the brake cable 33 pulls the brake arm 36, and the brake arm 36 rotates the brake pin 37, thereby driving the brake block 38 to compress the outer edges of the two rear wheels 14. Implement the brakes.

As shown in FIG. 7 , in the above embodiment, the flat inclined structure of the body panel 1 can also be a full inclined structure with the front of the body panel 1 high and the rear low.

As shown in Figures 8-10, the present invention can also be a four-wheel structure vehicle body in addition to the above-mentioned three-wheel structure vehicle body. The structure of the four-wheel structure car body is basically the same as that of the three-wheel structure car body, except that the front end of the body panel of the four-wheel structure car body is provided with two front wheels. The direction rotating pin 15 that the body plate 1 front end middle position of four-wheel structure car body is provided with, its lower end rear side is fixedly connected with the front end of direction rotating arm 39, and the rear end of direction rotating arm 39 is provided with a rotating arm pull bar connecting pin 40, and direction The pivoting arm 39 is connected to the middle part of a tie rod 41 through a pivoting arm tie rod connecting pin 40, and a front wheel turning arm tie rod connecting pin 42 is respectively arranged at both ends of the steering tie rod 41, and is connected with the left and right sides of the lower front end of the body panel 1. The rear end of a front wheel rotating arm 43 is connected, the front ends of the two front wheel rotating arms 43 are respectively connected with the lower end rear side of a front wheel rotating pin 44, and the outsides of the two front wheel rotating pins 44 are respectively rotated and connected with a front wheel rotating sleeve 45. The two front wheel swivels 45 are fixedly arranged on the left and right sides of the front part of the body panel 1. The lower parts of the two front wheel swivel pins 44 are respectively connected to a fork clip 16, and the lower parts of the two fork clips 16 are respectively provided with a front wheel 17. .

The foregoing embodiments are only used to illustrate the present invention, wherein the structure, location and connection of each component can be changed, and all improvements and equivalent transformations carried out on the basis of the technical solutions of the present invention should not be excluded. outside the protection scope of the present invention.

Claims (12)

1. multifunctional pedal scooter is characterized in that: it comprises take down the exhibits before and after a car body panel, two pedals, a transmission device, the handlebar mechanism, a handlebar telescoping mechanism and a braking mechanism up and down;

Described two pedal front end pivotal joints are provided with a pedal reduction torsion spring between described two pedals and the described car body panel on described car body panel;

Described transmission device comprises: the axle drive shaft and a wheel shaft that is arranged on bottom, described car body panel rear end that are arranged on bottom, described car body panel stage casing, described axle drive shaft middle part captive joint one drive sprocket, the left and right end of described axle drive shaft is captive joint one unidirectional rotation gear respectively, each meshes two described unidirectional rotation gears with a sector rack, and two described sector racks respectively are fixedly connected on the bottom of the described pedal of a corresponding side; The middle part captive joint one of described wheel shaft connects the wheel shaft sprocket wheel of described drive sprocket by chain, and the two ends of described wheel shaft are captive joint one rear wheel respectively;

Described handlebar comprises a transverse tube, the vertical outer bar that is provided with in the middle part of described transverse tube, described outer bar bottom is set in the top of bar in, described in the left and right symmetry in bottom of bar respectively be provided with the cotter way of taking down the exhibits, the forward and backward open slot that respectively is provided with;

Take down the exhibits before and after the described handlebar mechanism comprise a top be plugged in described in the bar and diameter ship and resell on another market less than the direction of the width of bar open slot in described; One takes down the exhibits ship and resell on another market be horizontally through described direction ship and resell on another market be arranged on described in two the taking down the exhibits in the cotter way of bar; One be arranged on described on the bar and with the described cotter way of taking down the exhibits in the take down the exhibits safety catch of the corresponding locking of tip position of shipping and reselling on another market;

Described handlebar up and down telescoping mechanism comprise one be arranged on described in pin-and-hole on the bar, several are disposed on the knock hole on the described outer bar, one is arranged on described interior bar internal upper part and stretches out described pin-and-hole and the spring pin of a described knock hole wherein;

Described braking mechanism comprises that one rotates the backguy winding up roller that is arranged in the described transverse tube, and two are separately fixed at the brake handle at described backguy winding up roller two ends; One brake backguy, the one end is fixed on the described backguy winding up roller, the other end connects an end of a brake arm, and the other end of brake arm is arranged on the middle part that a brake that is located in described car body panel rear lower is shipped and resell on another market, the two ends that described brake is shipped and resell on another market respectively connect one with the cooresponding brake shoes of described rear wheel.

2. a kind of multifunctional pedal scooter as claimed in claim 1 is characterized in that: the described direction bottom of shipping and reselling on another market is provided with a fork folder, and described fork folder bottom is provided with a front vehicle wheel.

3. a kind of multifunctional pedal scooter as claimed in claim 1, it is characterized in that: the lower end rear side that described direction is shipped and resell on another market is captiveed joint with the front end of a direction pivoted arm, the rear end of described direction pivoted arm is provided with a pivoted arm link pin, described pivoted arm link pin is arranged on the middle part of a direction intermediate rod, the two ends of described direction intermediate rod are provided with a front vehicle wheel pivoted arm link pin respectively, two described front vehicle wheel pivoted arm link pins are connected with the rear end of a front vehicle wheel pivoted arm respectively, the front end of two described front vehicle wheel pivoted arms is connected with the lower end rear side that a front vehicle wheel is shipped and resell on another market respectively, the bottom that two described front vehicle wheels are shipped and resell on another market connects a fork folder respectively, and the bottom of two described fork folders is provided with a front vehicle wheel respectively.

4. as claim 1 or 2 or 3 described a kind of multifunctional pedal scooters, it is characterized in that: described car body panel is that front end is a bit of for horizontal plate, and long one section in rear end is the flat incline plane structure of hang plate.

5. as claim 1 or 2 or 3 described a kind of multifunctional pedal scooters, it is characterized in that: described car body panel is the low full inclined-plane platy structure in preceding high back.

6. as claim 1 or 2 or 3 described a kind of multifunctional pedal scooters, it is characterized in that: described car body panel is provided with the recessed thorax of two pedals.

7. a kind of multifunctional pedal scooter as claimed in claim 4 is characterized in that: described car body panel is provided with the recessed thorax of two pedals.

8. a kind of multifunctional pedal scooter as claimed in claim 5 is characterized in that: described car body panel is provided with the recessed thorax of two pedals.

9. as claim 1 or 2 or 3 or 7 or 8 described a kind of multifunctional pedal scooters, it is characterized in that: in the two described unidirectional rotation gears overriding clutch is housed.

10. a kind of multifunctional pedal scooter as claimed in claim 4 is characterized in that: in the two described unidirectional rotation gears overriding clutch is housed.

11. a kind of multifunctional pedal scooter as claimed in claim 5 is characterized in that: in the two described unidirectional rotation gears overriding clutch is housed.

12. a kind of multifunctional pedal scooter as claimed in claim 6 is characterized in that: in the two described unidirectional rotation gears overriding clutch is housed.

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