CN208233254U

CN208233254U - Scooter

Info

Publication number: CN208233254U
Application number: CN201820446437.1U
Authority: CN
Inventors: 蔡加前
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-04-01
Filing date: 2018-04-01
Publication date: 2018-12-14
Anticipated expiration: 2028-04-01

Abstract

The utility model discloses a kind of scooters, including vehicle frame, front-wheel, two rear-wheels and driving mechanism, driving mechanism includes the first driving chain, first flywheel, second flywheel and the first drive sprocket, second drive sprocket, the steering sprocket of vehicle frame front is set, second driving chain and left and right ends are arranged on vehicle frame and constitute the pedal device of prismatic pair with vehicle frame, first flywheel is rotated forward with respect to the first rotation axis and reversing is idle running, second flywheel dallies when reversing with respect to the second rotation axis, one end of first driving chain is fixed on the rear portion of pedal device, the other end around the first flywheel from the top of the first flywheel behind the lower part of the second flywheel around bypassing forward steering sprocket and connect backward with the front of pedal device, second driving chain connects the second drive sprocket and the first drive sprocket.The beneficial effects of the utility model are: on scooter, do not need to step on landing ground can be realized scooter and travels forward two feet the scooter of the application when in use.

Description

Scooter

Technical field

The utility model relates to a kind of scooters.

Background technique

It is required to one foot of children for the scooter that children use currently on the market to be placed on scooter, another foot is exerted oneself Ground is pedaled to provide scooter power.This design so that children when by ponding section or other complicated highway sections, must not Foot is not placed in ponding section or complicated highway section, influences the experience sense, laborious of children.

Summary of the invention

The purpose of the utility model is to provide a kind of scooters, and solving scooter in the prior art when in use must foot It pedals ground and is just able to achieve the technological deficiency that scooter travels forward.

To solve the above problems, technical solution adopted in the utility model is: a kind of scooter, including vehicle frame, setting Two rear-wheels at vehicle frame rear portion are set in vehicle frame front by the front-wheel of handle manipulation relative frame rotation, by the first rotation axis With the driving mechanism being arranged on vehicle frame, the driving mechanism includes the first driving chain, is rotatably arranged on the first rotation axis On the first flywheel, the second flywheel on vehicle frame and the first drive sprocket be arranged in by the second rotation axis, is arranged at first turn The second drive sprocket on moving axis, the steering sprocket that vehicle frame front is arranged in, the second driving chain and left and right ends are arranged in vehicle The pedal device of prismatic pair is constituted on frame and with vehicle frame, first flywheel is rotated forward with respect to the first rotation axis and reversing is Idle running, the second flywheel dally when reversing with respect to the second rotation axis, and one end of first driving chain is fixed on pedal device Rear portion, the other end is around bypassing forward steering sprocket from the top of the first flywheel around the first flywheel behind the lower part of the second flywheel And connect backward with the front of pedal device, second driving chain connects the second drive sprocket and the first drive sprocket. When advancing, a foot is supported the scooter of the application by vehicle frame, and scooter can be realized in another foot pedal device of kicking backward Advance, and the process kicked backward of the pedal device in the application provides the application the power to travel forward, pedal device Corresponding sprocket wheel is idle running when resetting forward, will not generate power backward, persistently pedal pedal device, it can be achieved that the application's continues Advance, enhances user experience.

It as a further improvement of the utility model, further include spring, the rear end of the spring and the rear portion of vehicle frame connect It connects, the front end of spring is fixedly connected with the first driving chain of lower section.Spring is arranged in the application, when pedal device is kicked backward It waits, spring extends energy storage, and when pedal device loses the power of pedal, spring releases energy, and resets pedal device.

The top of the vehicle frame is low skewed, the institute in the high rear end in front end as a further improvement of the utility model, The vehicle frame stated each side is provided with a sliding slot, and the sliding slot of vehicle frame two sides is parallel and opens up in opposite directions, the pedal dress It sets including front support rod, back stay and the connecting rod of left and right two for connecting front support rod and back stay, the front support rod both ends are respectively set The preceding rotating wheel rotated using front support rod as axis is set, the rear rotation rotated using back stay as axis is respectively arranged in back stay both ends Wheel, the preceding rotating wheel and rear rotating wheel are located in sliding slot and can move in sliding slot.The application vehicle frame top droop, side Just power backward is applied to pedal device, rotating wheel is set, reduce the friction between pedal device and vehicle frame, use is more labor-saving.

The pedal device further includes one or more pressure pin as a further improvement of the utility model, described The both ends of pressure pin are separately connected in the middle part of front support rod and back stay and pressure pin and are bent downwardly.Pressure pin is set, foot is played upwards The effect of support is placed foot and is reached deep down into car body, and safety is higher.

It is communicated respectively with two sliding slots there are two being opened at the top of the vehicle frame as a further improvement of the utility model, Left notch and right notch, the left notch and right notch are located at the rear portion of vehicle frame.The application opens up left notch and right notch, side Just the installation of pedal device.

The quantity of the steering sprocket is two as a further improvement of the utility model, in two steering sprockets The rotation axis of lower setting and the two is parallel.Two steering sprockets up and down are arranged in the application, can reduce the diameter of steering sprocket, Steering sprocket is avoided to occupy excessive space.

The front of the vehicle frame is provided with foot pedal as a further improvement of the utility model, and the handle is set It sets in the front of foot pedal.Foot pedal is arranged in the application, convenient for users to the placement of foot.

It as a further improvement of the utility model, further include rear mudguard, the two sides of the front end of the rear mudguard It is rotatably arranged on the both ends of the second rotation axis respectively, the two sides of the rear mudguard are respectively provided with one can be with the first rotation axis phase The support slot of cooperation.Rear mudguard is arranged in the application, can keep the cleaning of user in all pavement usages if any ponding.

The both ends of first rotation axis are each provided with two fastening spiral shells as a further improvement of the utility model, Mother, two fastening nuts are located at the inner side and outer side of rear mudguard for fixing rear mudguard.The application setting Rear mudguard can be fixed in fastening nut, prevent it from vibrating excessive generation noise when in use.

It further include front mudguard as the further improvement of the utility model, the front mudguard is removably set It sets on handle.Front mudguard is arranged in the application, prevents front-wheel that the dirt on ground is thrown on the body of people.

In conclusion the beneficial effects of the utility model are: the scooter of the application when in use two feet in slide plate Che Shang, not needing to step on landing ground can be realized scooter and travels forward, and the application use is more laborsaving, can be in such as ponding Pavement usage without leaving stain on the user's body.

Detailed description of the invention

Fig. 1 is the top view of the utility model.

Fig. 2 is the main view of the utility model.

Fig. 3 is the schematic perspective view of the utility model.

Fig. 4 is the partial enlarged view in Fig. 3 at A.

Fig. 5 is the schematic perspective view of another angle of the utility model.

Fig. 6 is the partial enlarged view in Fig. 5 at B.

Fig. 7 is schematic perspective view of the utility model different from the angle of Fig. 3 and Fig. 5.

Specific embodiment

Specific embodiment of the present utility model is described further with reference to the accompanying drawing.

Scooter as shown in Figures 1 to 7, including vehicle frame 1, setting manipulate relative frame 1 by handle 2 in 1 front of vehicle frame The front-wheel 3 of rotation, two rear-wheels 5 that 1 rear portion of vehicle frame is set by the first rotation axis 4 and the driving machine being arranged on vehicle frame 1 Structure.

Vehicle frame 1 in the application includes horizontally disposed and parallel 101, two water of first level support rod in left and right two Flat setting and both ends are separately connected the second horizontal support bar 102, two settings of 101 front-end and back-end of first level support rod In vertical support rod 103, two inclined shore bars 104 disposed in parallel of 101 front end of first level support rod and a third Horizontal support bar 105, the both ends of a wherein inclined shore bar 104 are separately connected the first level support in left side The top of the vertical support rod 103 in rear portion and one, left side of bar 101；The both ends of another inclined shore bar 104 are separately connected the right side The top of the vertical support rod 103 in rear portion and one, right side of a piece first level support rod 101 of side, the third level branch The both ends of strut 105 are separately connected the top of two vertical support rods 103, and the aforementioned related connection of vehicle frame 1 is equal in the application It is fixed by the way of welding.

Driving mechanism described herein includes first driving chain 6, be rotatably arranged in the first rotation axis 4 One flywheel 7, the second flywheel 9 being arranged on vehicle frame 1 by the second rotation axis 8 and the first drive sprocket 10 are arranged at first turn The second drive sprocket 11 on moving axis 4, steering sprocket 12, the second driving chain 13 and the left and right ends that 1 front of vehicle frame is set It is arranged on vehicle frame 1 and constitutes with vehicle frame 1 pedal device of prismatic pair, opposite first rotation axis 4 of the first flywheel 7 is just Turn and reversing is idle running, opposite second rotation axis 8 of the second flywheel 9 dallies when reversing, one end of first driving chain 6 It is fixed on the rear portion of pedal device, the other end is around bypassing the first flywheel from the top of the first flywheel 7 behind the lower part of the second flywheel 9 7 bypass forward steering sprocket 12 and connect backward with the front of pedal device, and the second driving chain 13 connection second is driven Movable sprocket 11 and the first drive sprocket 10.

For convenience of the rebound of pedal device in the application, the application is provided with spring 14, the rear end of the spring 14 with The rear portion of vehicle frame 1 connects, and the front end of spring 14 is fixedly connected with the first driving chain 6 of lower section.The application is preferably at rear portion The rear side of second horizontal support bar 102 a piece connecting rod is set, the connecting rod includes vertical connection bar unit 106, first level connection bar unit 107 and the second horizontal connection bar unit 108, the top of the vertical connection bar unit 106 End is fixedly connected by the way of welding with the bottom of the second horizontal support bar 102, and the first level connects bar unit 107 Front end with connect the bottom end of bar unit 106 vertically and is welded and fixed, one end of the second horizontal connection bar unit 108 and the The rear end of one horizontal connection bar unit 107 is welded and fixed, and the second horizontal connection bar unit 108 and described first Horizontal connection bar unit 107 is vertical, and the rear end of the spring is connect with the second horizontal connection bar unit 108 far from first level One end of bar unit 107 connects, and the application is welded with fixed block 109, the front end of the spring 14 on the first driving chain 6 It is connect with fixed block 109.

The application is respectively provided with one along the length direction of inclined shore bar 104 on two inclined shore bars 104 A sliding slot 15, two sliding slots 15 are parallel and open up in opposite directions, i.e., the sliding slot on each inclined shore bar 104 is provided with close to another The side of root inclined shore bar 104, pedal device described herein include front support rod 16 and back stay made of metal material 17 and connection front support rod 16 and the left and right two of back stay 17 have connecting rod 18 made of metal material, two companies in the application Extension bar 18 is arranged in parallel and forms tower structure with front support rod 16 and the fixation of back stay 17 by the way of welding, before described A preceding rotating wheel 19 with front support rod 16 for axis rotation is respectively arranged in the end at 16 both ends of strut, and 17 both ends of back stay are respectively arranged one A rear rotating wheel 20 rotated with back stay 17 for axis, two preceding rotating wheels 19 are located on two inclined shore framves 104 It can move in sliding slot 15 and in sliding slot 15, rotating wheel 20 is located at the sliding slot on two inclined shore framves 104 after two It can move in 15 and in sliding slot 15.In use, tiptoe is placed between front support rod 16 and back stay 17 and is propped up after kicking backward The relative motion of entire pedal device Yu vehicle frame 1 can be realized in bar 17, in the application pedal device with 1 relative motion of vehicle frame When, preceding rotating wheel 19 and rear rotating wheel 20 are respectively axis rotation with front support rod 16 and back stay 17, to reduce pedal device and vehicle Friction between frame 1, use are more labor-saving.

Inclined shore frame 14 can also be made of columned metallic rod in the utility model, in two inclined shore framves Former and later two linear bearing sliding bearings or sliding sleeve (not shown) are respectively arranged on 14, without in inclined shore frame 14 On open up sliding slot, often the both ends with front support rod 16 and back stay 17 are separately connected the sliding bearing on two inclined shore framves 14.

Pedal device described herein further includes one or more pressure pin 21, and the both ends of the pressure pin 21 are adopted respectively It is bent downwardly with the middle part that the mode of welding is fixedly connected with front support rod 16 and back stay 17 and pressure pin 21.The application is preferably held in the palm The quantity of bar 21 is one, and pressure pin 21 is in opening up U-shaped, and the front end and the bottom among front support rod 16 of pressure pin 21 are consolidated Fixed connection, the rear end and the bottom among back stay 17 of pressure pin 21 are fixedly connected, and to generate blocking to foot when in use, place foot It fully extends to enhance safety used in this application between front support rod 16 and back stay 17 downwards.

For convenience of the installation of pedal device in the application, the application inclined shore bar 104 described in one of left side Top is provided with the left notch 22 communicated with sliding slot 15 thereon, and on right side, the top of a piece inclined shore bar 104 is provided with one A right notch 23 communicated with sliding slot 15 thereon, the left notch 22 and right notch 23 are located at two inclined shore bars The 104 rear portion and connecting line of left notch 22 and right notch 23 is parallel with the second horizontal brace rod 102, in installation pedal device When, two of 16 both ends of front support rod preceding rotating wheels 19 first can be placed on two sliding slots 15 from left notch 22 and right notch 23 respectively It is interior, and entire pedal device is pushed forward into the surface that back stay 17 is located at left notch 22 and right notch 23, then prop up by after The rear rotating wheel 20 of 17 left and right ends of bar, which moves down, to be individually positioned in two sliding slots 15, when in use since first passes Dynamic chain 6 has the pulling trend towards the back lower place to pedal device, therefore pedal device will not be voluntarily from left notch 22 and the right side It is removed in notch 23.

The middle part of fore second horizontal support bar 102 of the application and the middle part of third horizontal support bar 105 are set Set two sprocket wheel support plates 110, two sprocket wheel support plates 110 be arranged in parallel and the top of sprocket wheel support plate 110 with The lower surface of third horizontal support bar 105 is welded and fixed, the bottom end of sprocket wheel support plate 110 and second horizontal support bar of front one 102 upper surface is welded and fixed, and the quantity of the steering sprocket 12 is two, the both ends of the rotation axis of two steering sprockets 12 It is rotatablely connected respectively by bearing (not shown) and two sprocket wheel support plates 110, above and below the shaft of two steering sprockets 12 It is arranged and the two is parallel, the bottom of first driving chain 6 steering sprocket 12 from below is around steering sprocket 12 Front and from the top of one steering sprocket 12 in top around rearward afterwards connect pedal device front, can so reduce steering The volume of sprocket wheel 12, and then reduce the volume of the application entirety.

For convenience of the use of the application, the application is provided with foot pedal 24 in the front of the vehicle frame 1, and described is foot-operated Plate includes that bar 111 is made in semicircular connection, and the connection, which is made the opening of bar 111 backward and connects, is made bar 111 Front end of the both ends respectively with first level support rod 101 is welded and fixed, and the top welding setting of bar 111 is made in connection by the application Metal plate 112, with convenient for users to standing, multiple lesser hemisphericals of diameter are arranged in the upper surface of metal plate 112 in the application Protrusion, to enhance its non-skid property.Front fork support rod 113, front fork support rod is arranged in the front end that bar 111 is made in connection in the application Towards top rake, front fork sleeve 114, setting in the front fork sleeve 114 is arranged in the top of front fork support rod 113 on 113 top The top of front fork 115, the front fork 115 connects handle 2, and the lower part of front fork 115 is arranged in the front-wheel 3.

The application is provided with the rear mudguard 25 of metal material, and the rear mudguard 25 includes the gear that longitudinal section is arc Mud plate ontology 251 and connecting plate 252 positioned at 251 two sides of mud guard ontology, the mud guard ontology 251 and connecting plate 252 It being welded and fixed, the front of the connecting plate 252 is provided with the installation through-hole (not shown) through its two sides, and described second The both ends of rotation axis 8 are each passed through installation through-hole, the rotation connection of connecting plate 252 and the second rotation axis 8 are realized, from mud guard sheet Rear mudguard 25 is pulled at the rear portion of body 251 upwards, and rear mudguard 25 can be made to be flipped up around the second rotation axis 8；The application exists The middle part of connecting plate 252 is provided with the support slot (not shown) that can be matched with the first rotation axis 4, when rear mudguard 25 is downward After overturning, the both ends of the first rotation axis 4 are located in the support slot on two connecting plates 252, with from rear side to rear mudguard 25 play the role of support.Rear mudguard 25 in the application can also have plastic material one-pass molding to be made, specific structure and gold 25 structure of rear mudguard for belonging to material is identical, and it will not go into details herein.

The application is equipped with external screw thread at the both ends of the first rotation axis 4, and two rear-wheels are sleeved on the two of the first rotation axis 4 End, wherein left rear wheel is driving wheel because having the second drive sprocket 11, and the rear-wheel on right side is then driven wheel.Its structure with Installation method is the prior art, and the application is not described in detail.First flywheel 7 is arranged by bearing in the first rotation axis 4 On, realizing no matter the first flywheel 7 rotates forward or invert is idle running.The first drive sprocket 10 and the second rotation axis in the application 8 are communicated using key connection, the second flywheel 9 with the flywheel mechanism on existing bicycle rear, the connection side with the second rotation axis 8 Formula is communicated with the flywheel of bicycle in the prior art with the connection type of spoke circle, is the prior art, the application is to its specific structure Not it is described in detail.

The both ends of first rotation axis 4 described herein are provided with external screw thread, and at 4 both ends of the first rotation axis Screw thread position is each provided with two fastening nuts 26, two fastening nuts 26 be located at rear mudguard 25 inside and Outside, inside to fasten the first rotation axis 4, outside for fixing rear mudguard 25.The first rotation axis 4 is only in the application It is only that support is provided for two rear-wheels 5, the second drive sprocket 11 and the first flywheel 7, the first rotation axis 4 itself can't be with respect to vehicle Frame 1 rotates.

The application is additionally provided with front mudguard (not shown), and front fork is removably arranged in the front mudguard On 115, the structure of the front mudguard is identical as the set-up mode of front mudguard in existing bicycle, is also existing skill Its specific structure the application is also not described in detail in art.

The application when in use, holds handle 2, wherein a foot is placed on antiskid pedal 112, the tiptoe of another foot It reaches between front support rod 16 and back stay 17 and is supported by pressure pin 21, back stay 17 of kicking backward, the top of the first driving chain 6 It is driven backwards, and elongates spring 14, the first driving chain 6 of lower part is to driving front, due to the first flywheel 7 and the first rotation axis Between 4 using bearing connect, so the first flywheel 7 dally, and due to the first driving chain 6 from the lower part of the second flywheel 9 backward Movement, so the second flywheel 9 of driving rotates forward (i.e. top rotates forward), since the second flywheel 9 rotates forward non-idling, so driving the The first drive sprocket 10 rotation in two rotation axis 8 and the second rotation axis 8, and to rotate forward, due to the first drive sprocket 10 with Second drive sprocket 11 is connected by the second driving chain 13, so the second drive sprocket 11 of driving rotates forward, to drive turning set Cylinder and rear-wheel rotate forward, and realize that scooter travels forward；Foot unclamps back stay 17, since spring 14 restores former length, pulls first Driving chain 6 is driven towards the direction opposite with the transmission direction of pedal back stay 17, at this time due to the idle running of the second flywheel 9 and the One flywheel 7 is idle running, and therefore, rear-wheel is in the longitudinal direction in addition to the frictional force on ground, and not by other power, and pedal fills Reset is set, back stay 17 of kicking backward again can persistently provide power for the advance of scooter, to keep scooter to be continuously advanced.

Not doing the part illustrated in above instructions is the prior art, or is able to achieve by the prior art. And specific implementation case described in the utility model is only the preferable case study on implementation of the utility model, is not used to limit The scope of the utility model.Equivalent changes and modifications made by i.e. all contents according to present utility model application the scope of the patents, It all should be used as the technology scope of the utility model.

Claims

1. a kind of scooter, including vehicle frame (1), setting in vehicle frame (1) front by handle (2) manipulation relative frame (1) rotation Front-wheel (3) passes through the first rotation axis (4) setting in two rear-wheels (5) at vehicle frame (1) rear portion and the drive being arranged on vehicle frame (1) Motivation structure, it is characterised in that: the driving mechanism includes the first driving chain (6), is rotatably arranged on the first rotation axis (4) The first flywheel (7), by the second rotation axis (8), the second flywheel (9) on vehicle frame (1) and the first drive sprocket are set (10), be arranged the second drive sprocket (11) on the first rotation axis (4), setting vehicle frame (1) front steering sprocket (12), Second driving chain (13) and left and right ends are arranged on vehicle frame (1) and constitute the pedal device of prismatic pair, institute with vehicle frame (1) The first flywheel (7) stated is rotated forward with respect to the first rotation axis (4) and reversing is idle running, and the second flywheel (9) is with respect to the second rotation axis (8) it dallies when reversing, one end of first driving chain (6) is fixed on the rear portion of pedal device, and the other end bypasses second Behind the lower part of flywheel (9) from the top of the first flywheel (7) around the first flywheel (7) forward around steering sprocket (12) and backward with The front of pedal device connects, the second driving chain (13) connection the second drive sprocket (11) and the first drive sprocket (10).

2. scooter according to claim 1, it is characterised in that: further include spring (14), after the spring (14) End is connect with the rear portion of vehicle frame (1), and the front end of spring (14) is fixedly connected with the first driving chain (6) of lower section.

3. scooter according to claim 1, it is characterised in that: the top of the vehicle frame (1) is that the high rear end in front end is low It is skewed, the vehicle frame (1) is each side provided with a sliding slot (15), and the sliding slot (15) of vehicle frame (1) two sides is parallel And it opens up in opposite directions, the pedal device includes front support rod (16), back stay (17) and connection front support rod (16) and back stay (17) the connecting rod (18) of left and right two, it is axis rotation that the front support rod (16) both ends, which are arranged one respectively with front support rod (16), Preceding rotating wheel (19), a rear rotating wheel (20) with back stay (17) for axis rotation is respectively arranged in back stay (17) both ends, described Preceding rotating wheel (19) and rear rotating wheel (20) be located in sliding slot (15) and can be moved in sliding slot (15).

4. scooter according to claim 3, it is characterised in that: the pedal device further includes one or more pressure pin (21), the both ends of the pressure pin (21) are separately connected front support rod (16) and back stay (17) and the middle part of pressure pin (21) is downward Bending.

5. scooter according to claim 3, it is characterised in that: open that there are two respectively with two at the top of the vehicle frame (1) The left notch (22) and right notch (23) that a sliding slot (15) communicates, the left notch (22) and right notch (23) are located at vehicle frame (1) rear portion.

6. scooter according to claim 1, it is characterised in that: the quantity of the steering sprocket (12) be two, two A steering sprocket (12) is setting up and down and rotation axis of the two is parallel.

7. scooter according to claim 1, it is characterised in that: the front of the vehicle frame (1) is provided with foot pedal (24), front of the handle (2) setting in foot pedal (24).

8. scooter according to claim 1, it is characterised in that: further include rear mudguard (25), the rear mudguard (25) two sides of front end are rotatably arranged on the both ends of the second rotation axis (8) respectively, and the two sides of the rear mudguard (25) are each It is provided with the support slot that can be matched with the first rotation axis (4).

9. scooter according to claim 8, it is characterised in that: the both ends of first rotation axis (4) are each provided with Two fastening nuts (26), two fastening nuts (26) are located at the inner side and outer side of rear mudguard (25) for solid Determine rear mudguard (25).

10. scooter according to claim 1, it is characterised in that: further include front mudguard, the front mudguard is removable The setting unloaded is on handle (2).