CN209988043U

CN209988043U - Shock attenuation scooter

Info

Publication number: CN209988043U
Application number: CN201920788310.2U
Authority: CN
Inventors: 陈健坤
Original assignee: Guangzhou Husky Industrial Design Co Ltd
Current assignee: Guangzhou Husky Industrial Design Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-24
Anticipated expiration: 2029-05-28

Abstract

The utility model provides a shock attenuation scooter relates to the scooter field. The shock attenuation scooter includes frame, footboard, front wheel and rear wheel, and the frame includes preceding frame and rotates the back beam body of being connected with preceding frame, and the front wheel rotates the lower part of installing in the front of the frame, and the rear wheel rotates the rear portion of installing at the back beam body, and the footboard is articulated with the back beam body, and just articulated axis extends along the horizontal width direction of shock attenuation scooter, is equipped with the elastic component between footboard and the back beam body in order to cushion the frame is to the vibrations of footboard transmission. When the wheels encounter a road surface bulge in the driving process, the back beam body vibrates up and down along with the front wheels and the back wheels, and the vibration is transmitted to the elastic part to effectively buffer and absorb the vibration through the elastic part, so that the stable supporting effect of the pedal on a rider is ensured, the transmission of vibration energy to a human body is reduced, and the driving stability is improved. Compare in setting up shock-absorbing structure in front wheel and rear wheel department, avoid causing the structure complicacy of whole car, compromise shock attenuation effect and simple structure.

Description

Shock attenuation scooter

Technical Field

The utility model relates to a scooter technical field, concretely relates to shock attenuation scooter.

Background

The scooter is a common motion product, compares in the bicycle simple more portable, compares in the slide grasp of going up the hand more easily, owing to have instrumental and recreational concurrently, the scooter becomes the instrument of riding instead of walk of people's generally accepted gradually.

If the grant notice number is CN2453988Y, the grant notice date is 10 month 17 day's Chinese utility model patent of 2001 discloses a damping device of scooter to specifically disclose being equipped with the roof beam integrative with it below the footboard, the anterior upper end of rear wheel support frame is passed through the axle with roof beam rear portion upper end and is articulated, the anterior lower extreme of rear wheel support frame is articulated with the butt of a trapezoidal connecting rod, the thin end of connecting rod passes the through-hole of fixing on the locator card of roof beam bottom, it has the spring to overlap on it, the one end of spring is supported on the locator card, the other end is fixed by the nut of establishing at the thin end of connecting rod. When the scooter is shocked during running, the rear wheel support frame rotates around the shaft, when the rear wheel moves upwards, the lower end of the rear wheel support frame pulls the connecting rod to move backwards, the spring is compressed, after the vibration is eliminated, the elastic force of the spring enables the connecting rod to move forwards, the rear wheel is reset, and the rear wheel can play a role in shock absorption after moving upwards and downwards.

The scooter among the prior art adopts the car roof beam and the footboard structure of integral type, and the rear wheel support frame rotates the assembly at the rear portion of car roof beam, and is connected with connecting rod and spring between rear wheel support frame and car roof beam bottom, and the compression through the spring warp reduces the vibrations of rear wheel to the footboard transmission. However, the spring arranged at the rear wheel can only buffer the vibration of the rear wheel, and cannot eliminate the influence on the pedal caused by the vibration of the front wheel.

To sum up, the scooter of prior art has the problem that can't compromise shock attenuation effect and simple structure.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, an object of the utility model is to provide a shock attenuation scooter to solve current scooter and can't compromise shock attenuation effect and simple structure's problem.

The utility model discloses a shock attenuation scooter's technical scheme does:

the shock attenuation scooter includes frame, footboard, front wheel and rear wheel, the frame include preceding frame and with preceding frame rotate the back beam body of being connected, the front wheel rotates the lower part of installing in the front of the frame, the rear wheel rotates the rear portion of installing at the back beam body, the footboard is located the upside of the back beam body and is articulated with the shaft of rear wheel, and is equipped with the elastic component between footboard and the back beam body in order to cushion the vibrations of frame to the footboard transmission.

Has the advantages that: when the wheels encounter a road surface bulge in the driving process, the back beam body vibrates up and down along with the front wheels and the back wheels, and due to the fact that the elastic piece is arranged between the back beam body and the pedal, the elastic piece is used for effectively buffering and absorbing vibration when the vibration is transmitted to the elastic piece, the pedal is guaranteed to stably support a rider, the vibration energy is reduced to be transmitted to a human body, and the driving stability is improved. Compare in setting up shock-absorbing structure in front wheel and rear wheel department, avoid causing the structure complicacy of whole car, compromise shock attenuation effect and simple structure.

Furthermore, in order to improve the structural strength of the back beam body, a corresponding connecting part is constructed for the elastic part, the back beam body comprises two longitudinal beams arranged at intervals and a reinforced transverse rib connected with the two longitudinal beams, and the elastic part is a pressure spring connected between the reinforced transverse rib and the pedal.

Further, for construct sufficient installation space in front wheel department, improved the current capacity of scooter, guarantee lower footboard height simultaneously, the longeron is the bending longeron, and the bending longeron includes the horizontal segment of integral type and the slope section that extends in the slant, be fixed with the rotation cover on the slope section of two bending longerons, rotate the cover and rotate and establish in the front on the handlebar mobile jib of frame.

Furthermore, in order to improve the safety of riding the scooter, the pedal is a bent pedal matched with the shape and the contour of the back beam body, the bent pedal comprises a bearing section and a buffer section which are integrated, the bearing section corresponds to the horizontal section of the bent longitudinal beam, and the buffer section corresponds to the inclined section of the bent longitudinal beam and extends upwards in an inclined mode.

Furthermore, the footboard is made by compound wooden board, and compound wooden board has compromise lightweight and has inhaled the nature of inhaling, has built more real slide experience of stepping on for the rider.

Furthermore, in order to play good elastic support effect to the buffering section, strengthen horizontal muscle and be equipped with two at least, one of them strengthens horizontal muscle for the buffering of the slope section of connecting two curved longerons, and the buffering horizontal muscle with be connected with the pressure spring between the opposite face of the buffering section of footboard.

Furthermore, in order to ensure the balance of the pedal during the pressing action and avoid the phenomenon that the pedal is inclined due to unstable support of a single cylindrical compression spring, the two compression springs are arranged in parallel along the length direction of the reinforcing transverse rib.

Furthermore, in order to facilitate the hinged connection of the pedal and the back beam body, the rear end of the pedal is provided with an angular support, the angular support comprises a fitting part connected with the surface of the pedal and a supporting part perpendicular to the fitting part, and the supporting part is provided with a bayonet for rotatably assembling the axle of the back wheel.

Drawings

Fig. 1 is a schematic perspective view of a shock-absorbing scooter according to an embodiment 1 of the present invention;

fig. 2 is a schematic partial perspective view of a shock-absorbing scooter according to an embodiment 1 of the present invention;

FIG. 3 is a schematic front view of FIG. 2;

FIG. 4 is a schematic right-side view of FIG. 2;

FIG. 5 is a perspective view of the shock absorbing scooter of FIG. 2 with the curved pedals removed;

FIG. 6 is a perspective view of an angular support;

FIG. 7 is a partial schematic view of the connection of the rear body, curved pedals and rear wheel.

In the figure: 1-front frame, 10-handlebar main rod, 11-handle, 2-back beam body, 20-bent longitudinal beam, 200-horizontal section, 201-inclined section, 202-rotating sleeve, 21-transverse rib, 3-bent pedal, 30-bearing section, 31-buffer section, 32-angular support, 320-attaching part, 321-supporting part, 322-bayonet, 4-front wheel, 5-back wheel, 50-wheel shaft, 51-wheel cover and 6-cylindrical pressure spring.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The utility model discloses a damping scooter's concrete embodiment 1, as shown in fig. 1 to 4, damping scooter includes frame, footboard, front wheel 4 and rear wheel 5, and the frame includes preceding frame 1 and back beam body 2, and preceding frame 1 includes handlebar mobile jib 10 and sets up the handle 11 in handlebar mobile jib 10 upper end, and the lower extreme of handlebar mobile jib 10 is equipped with the front wheel carrier, and the assembly is rotated on the front wheel carrier to front wheel 4. The back beam body 2 comprises two longitudinal beams and a reinforcing transverse rib 21 for connecting the two longitudinal beams, the two longitudinal beams are the same in structure and are symmetrically arranged about a longitudinal central axis of the scooter, and the rear wheel 5 is rotatably installed at the rear part of the back beam body 2. Two longerons are curved longeron 20, and there is the rotation cover 202 at the preceding end connection of two curved longerons 20, rotate the cover 202 and establish on handlebar mobile jib 10 and with handlebar mobile jib 10 normal running fit, thereby it carries out the direction adjustment in order to change the direction of travel of scooter to rotate handlebar mobile jib 10 according to actual road conditions to take advantage of rider's hand grip 11.

The curved longitudinal beams 20 comprise an integrated horizontal section 200 and an inclined section 201 extending obliquely upwards, the rotating sleeve 202 is connected to the front ends of the inclined sections 201 of the two curved longitudinal beams 20, the horizontal section 200 and the inclined section 201 are in smooth transition connection, the inclined section 201 is arranged to ensure that the front wheels 4 with larger sizes can be installed, enough installation space is constructed for the front wheels 4, the passing capacity of the scooter is improved, and meanwhile, the height of the lower pedals 3 is ensured. The rear end of the horizontal section 200 of the curved longitudinal beam 20 is fixed with the axle 50 of the rear wheel 5, and a rolling bearing is arranged between the rear wheel 5 and the axle 50 to realize the rotary connection of the two. Be connected with the horizontal muscle 6 of strengthening of horizontal extension between two bent longerons 20, strengthen horizontal muscle 6 and be equipped with threely, wherein two strengthen horizontal muscle 6 and connect between horizontal segment 200 and parallel interval arrangement, one of them strengthens horizontal muscle 6 for connecting the horizontal muscle of buffering between slope section 201, and the horizontal muscle of buffering is higher than the position of two other strengthen horizontal muscle 6.

The pedal is a bent pedal 3, the bent pedal 3 is matched with the shape and the contour of the back beam body 2, the bent pedal 3 comprises a bearing section 30 and a buffer section 31 which are integrated, the bearing section 30 corresponds to the horizontal section 200 of the bent longitudinal beam 20, and the buffer section 31 corresponds to the inclined section 201 of the bent longitudinal beam 20 and extends obliquely upwards. Smooth transition connection between the bearing section 30 and the buffer section 31 of the bent pedal 3, cylindrical compression springs 6 are respectively arranged between the bent pedal 3 and the reinforcing transverse rib 21, and two ends of each cylindrical compression spring 6 are respectively connected between the lower plate surface of the bent pedal 3 and the upper side surface of the reinforcing transverse rib 21. As shown in fig. 5, each of the reinforcing transverse ribs 21 is provided with a pair of cylindrical compression springs 6, two cylindrical compression springs 6 on each of the reinforcing transverse ribs 21 are arranged at intervals in the transverse direction, and the cylindrical compression springs 6 form elastic members for buffering the vibration transferred from the vehicle frame to the bent pedal 3. Play the elastic support effect to curved footboard 3 through mated cylinder pressure spring 6, can guarantee the equilibrium when curved footboard 3 pushes down the action through setting up cylinder pressure spring 6 in pairs moreover, avoid because single cylinder pressure spring 6 supports the unstability and lead to curved footboard 3 to take place to heel.

Wherein, the extending direction of the inclined section 201 of perpendicular to is arranged respectively along a pair of cylinder pressure spring 6 that sets up on the horizontal muscle of buffering, cylinder pressure spring 6 can normal compression deformation when the buffer segment 31 of curved footboard 3 receives the deformation pressure of perpendicular to buffer segment 31 face direction to play and play good elastic support effect to buffer segment 31, avoid cylinder pressure spring 6's pressurized direction inconsistent rather than length extending direction, and lead to cylinder pressure spring 6 buckling deformation. The bent pedal 3 is made of a composite wood board, and is formed by pressing a plurality of layers of wood boards, so that the bent pedal 3 has the characteristics of strong elastic deformation capacity and high structural strength, and compared with a metal material and a resin material, the composite wood board also has the advantages of light weight and shock absorption, and more real sliding plate stepping experience is created for riders.

The bearing section 30 of the bent sliding plate 3 extends backwards to form a left wing part and a right wing part, a mounting notch for accommodating the rear wheel 5 is reserved between the left wing part and the right wing part, a wheel cover 51 is arranged at the position of the bearing section 30 corresponding to the mounting notch, and the rear wheel 5 is covered by the wheel cover 51 to prevent muddy water from splashing on a rider when the rear wheel 5 runs. An angle support 32 is provided at the rear part of the left wing part of the bearing section 30, as shown in fig. 6 and 7, the angle support 32 includes an attaching part 320 and a support part 321 which are perpendicular to each other, a bolt hole for passing a bolt is provided on the attaching part 320, the bolt hole is screwed to attach the angle support 32 to the lower plate surface of the bearing section 30, the support part 321 is in a vertical plane, a bayonet 322 is provided at a lower position, and the support part is hinged to the axle 50 of the rear wheel 5 through the bayonet 322. The bent pedal 3 is only axially constrained along the axis direction of the wheel shaft 51 and elastically supported perpendicular to the board surface, when a rider treads on the bearing section 30, the bent pedal 3 rotates around the axis of the wheel shaft 51 and presses the cylindrical pressure spring 6 downwards, the bent pedal 3 is elastically supported through the compression deformation of the cylindrical spring 6, when a wheel encounters a convex road surface in the driving process, the rear beam body 2 vibrates up and down along with the front wheel 4 and the rear wheel 5, and the cylindrical spring 6 is arranged between the rear beam body 2 and the bent pedal 3, so that the cylindrical spring 6 is used for effectively buffering and absorbing vibration when the vibration is transmitted to the cylindrical spring 6, the stable supporting effect of the bent pedal 3 on the rider is ensured, the transmission of vibration energy to a human body is reduced, and the driving stability is improved.

The utility model discloses a damping scooter's embodiment 2, with embodiment 1's difference lie in, for the simplified structure, two curved longerons can be replaced into a main longitudinal beam of arranging along the vertical axis direction of scooter, and the welding has the spring extension board on the main longitudinal beam, and the spring extension board has the support face that is used for the fixed connection cylindrical pressure spring lower extreme. In other embodiments, two spring support plates can be correspondingly arranged on the left side and the right side of the main longitudinal beam respectively, cylindrical compression springs are arranged on the left spring support plate and the right spring support plate respectively, and the bent pedal is stably supported through the cylindrical compression springs, so that the balance of the bent pedal during compression deformation is ensured.

The utility model discloses a damping scooter's embodiment 3, with embodiment 1's difference lie in, for the support intensity of improvement to the curved footboard, the leaf spring can be replaced to the cylinder pressure spring, and the middle part protruding position of leaf spring is connected on strengthening the horizontal muscle, and the lower face of curved footboard is connected to the both ends position of leaf spring, plays the elastic support of high strength to the curved footboard through the leaf spring.

The utility model discloses a damping scooter's embodiment 4, different with embodiment 1 lies in, in order to simplify the structure, can design into a body structure with curved footboard and angular form support, the curved footboard adopts sheet metal to make, left wing part and right wing part at the rear end of curved footboard set up the section of bending, the section of bending is in vertical face and lean on the lower part to be equipped with the bayonet socket of articulated shaft, the section of bending is equivalent to the supporting part that angular form supported in embodiment 1, the spare part that angular form supported has been saved, subsequent assembling process has been simplified. In other embodiments, a twisted section may be provided at the left and right wing portions of the rear end of the bent pedal, the twisted section being in a vertical plane and the lower portion being provided with a bayonet for the articulated axle.

Claims

1. The utility model provides a shock attenuation scooter, includes frame, footboard, front wheel and rear wheel, characterized by, the frame includes preceding frame and rotates the back beam body of being connected with preceding frame, the front wheel rotates the lower part of installing in the front of the frame, the rear wheel rotates the rear portion of installing at the back beam body, the upside that the back beam body was located to the footboard just is articulated with the shaft of rear wheel, and is equipped with the elastic component between footboard and the back beam body in order to cushion the vibrations of frame to the footboard transmission.

2. The shock-absorbing scooter as claimed in claim 1, wherein said rear frame includes two spaced longitudinal beams and a reinforcing cross bar connecting the two longitudinal beams, and said elastic member is a compression spring connected between the reinforcing cross bar and the pedal.

3. The shock-absorbing scooter as claimed in claim 2, wherein said longitudinal beams are curved longitudinal beams, each curved longitudinal beam comprises an integral horizontal section and an inclined section extending obliquely upward, and the inclined sections of the two curved longitudinal beams are fixed with rotating sleeves, and the rotating sleeves are rotatably sleeved on the main handlebar rods of the front frame.

4. The shock-absorbing scooter as claimed in claim 3, wherein the pedal is a curved pedal adapted to the shape and contour of the rear frame, the curved pedal includes a load-bearing section and a buffer section, the load-bearing section corresponds to the horizontal section of the curved longitudinal beam, and the buffer section corresponds to the inclined section of the curved longitudinal beam and extends obliquely upward.

5. The shock-absorbing scooter as claimed in claim 4, wherein said footboard is made of a composite wood plate.

6. The shock-absorbing scooter according to claim 3, 4 or 5, wherein there are at least two reinforcing transverse ribs, one of the reinforcing transverse ribs is a buffering transverse rib connecting the inclined sections of the two curved longitudinal beams, and a compression spring is connected between the buffering transverse rib and the opposite surface of the buffering section of the pedal.

7. The shock-absorbing scooter as claimed in claim 6, wherein two of said compression springs are arranged side by side along the length direction of the reinforcing cross bar.

8. The shock-absorbing scooter as claimed in claim 1, wherein the rear end of the pedal is provided with an angular support, the angular support comprises a fitting portion for being connected with the surface of the pedal and a support portion perpendicular to the fitting portion, and the support portion is provided with a bayonet for rotatably assembling the axle of the rear wheel.