CN206781973U

CN206781973U - Scooter

Info

Publication number: CN206781973U
Application number: CN201720683843.5U
Authority: CN
Inventors: 李官德; 陈洪亮
Original assignee: Zhejiang Funny Ha Polytron Technologies Inc
Current assignee: Zhejiang Funny Ha Polytron Technologies Inc
Priority date: 2017-06-13
Filing date: 2017-06-13
Publication date: 2017-12-22
Anticipated expiration: 2027-06-13

Abstract

The utility model discloses a kind of scooter, including vehicle frame, beat and steering mechanism, driving wheel and two front-wheels, beat and steering mechanism are arranged on the front end of vehicle frame, and described two front-wheels are connected with beat and steering mechanism and two front-wheels are symmetrically in the both sides of vehicle frame centered on vehicle frame；The driving wheel is arranged on the rear portion of vehicle frame；Described two front-wheels and driving wheel are cushion tyre mechanism；The upper rocker arm or lower shake-changing arm are provided with deflection angle stopping means one；Beat lockable mechanism is provided between the vehicle frame and upper rocker arm or lower shake-changing arm；Front steering column anglec of rotation stopping means is provided between the front steering column sleeve and connecting rod.Scooter of the present utility model, overall structure is simple, easily manufactured, greatly reduces production cost, and market prospects are wide.

Description

Scooter

Technical field

It the utility model is related to a kind of vehicles, and in particular to a kind of scooter.

Background technology

Existing reverse tricycle on the market, user is in driving procedure, especially in turning or zig zag, dolly and The accident that centrifugal force caused by user easily causes people's car to overturn occurs, and use is more dangerous.So the present inventor invents Patent announcement number is a kind of U of CN 205239636 reverse tricycle, including beat and steering mechanism, rear end vehicle frame, driving Wheel and two front-wheels, beat and steering mechanism include main car frame, are symmetricly set in left front arm component, the right side of the main car frame both sides Forearm component, shock mitigation system is provided between left front arm component and right forearm component.The reverse tricycle of said structure, overall knot Structure is complicated, and required manufacturing cost is high.

The content of the invention

Technical problem to be solved in the utility model is to provide a kind of scooter, and it can solve current scooter traveling Not safe enough, the problem of manufacturing cost is high.

In order to solve the above technical problems, the technical solution of the utility model scooter is：

Including vehicle frame, beat and steering mechanism, driving wheel and two front-wheels, before beat and steering mechanism are arranged on vehicle frame End, described two front-wheels are connected with beat and steering mechanism and two front-wheels are symmetrically in the two of vehicle frame centered on vehicle frame Side；The driving wheel is arranged on the rear portion of vehicle frame；

The beat and steering mechanism include upper rocker arm and lower shake-changing arm, the upper rocker arm and lower shake-changing arm be section bar once into Type or punch forming structure, the center of the upper rocker arm and lower shake-changing arm are hinged on vehicle frame, and the both ends of upper rocker arm pass through respectively First spherical plain bearing rod end, the second spherical plain bearing rod end connection left steering section, the top of right turn section, the both ends difference of lower shake-changing arm The bottom of left steering section, right turn section is connected by the 3rd spherical plain bearing rod end, the 4th spherical plain bearing rod end；

The beat and steering mechanism also include a steering structure, and the steering structure includes the forward being fixed on vehicle frame To column sleeve, the side wall of front steering column through front steering column sleeve and front steering column is extended with connecting rod, connecting rod connection On the axle bed of universal steering machine structure, the left end of the universal steering machine structure, right-hand member respectively with installed in the front end of left steering section The 5th spherical plain bearing rod end, right turn section front end the 6th spherical plain bearing rod end connection；The upper end of the front steering column Provided with handlebar, and there is folding structure on front steering column；

Described two front-wheels be separately mounted on left and right knuckle and two front-wheels respectively by a fixed structure with it is left, Right turn section connects, and what the fixed structure included being fixedly connected with front-wheel center has externally threaded wheel shaft, is arranged on steering Axis hole on section, if being provided with dry bearing in the axis hole, wheel shaft is through bearing and extends to the outside of the knuckle other end, most Nut is screwed on wheel shaft afterwards；

Front steering column anglec of rotation stopping means, the front steering are provided between the front steering column sleeve and connecting rod Column anglec of rotation stopping means includes the banking stop being fixed on front steering column sleeve, and the banking stop limits provided with arc Position hole, is extended with spacer pin on the connecting rod, spacer pin is located in arc-shaped limit hole.

The upper rocker arm is structure as a whole with lower shake-changing arm, and upper rocker arm or lower shake-changing arm are provided with deflection angle stopping means One, the deflection angle stopping means one include by upper rocker arm or lower shake-changing arm with centered on vehicle frame pin joint across in upper rocker arm Or the domed limiting plate of lower shake-changing arm both sides, vehicle frame are in the range of the arch of limiting plate, when upper rocker arm or lower shake-changing arm are relative During vehicle frame beat to extreme angles, vehicle frame props up the arcuate inner walls of limiting plate, so as to limit upper rocker arm or lower shake-changing arm relative frame Continue to expand angle beat；Described two front-wheels and driving wheel are cushion tyre mechanism；The vehicle frame and upper rocker arm or under Beat lockable mechanism is provided between rocking arm, the beat lockable mechanism includes the movable spring bolt mechanism being fixed on vehicle frame, described Movable spring bolt mechanism matches with limiting plate, and after movable spring bolt mechanism matches pinning with limiting plate, limiting plate realizes phase with vehicle frame To fixation, complete to park；The universal steering machine structure includes the left lever in coaxial line distribution, right pull bar, left lever, right pull bar Outer end connect the 5th spherical plain bearing rod end, the 6th spherical plain bearing rod end respectively, the inner is both connected to the 9th spherical plain bearing rod end On；9th rod end bearing includes main body, left connecting rod, the right connecting rod of the face being arranged in main body distribution, left connection Bar, right connecting rod are connected with left lever, right pull bar respectively.

The arcuate inner walls of the limiting plate are provided with left limit block and right limit block, and the left limit block is with right limit block Rubber or nylon material, correspond to vehicle frame respectively.

The cushion tyre mechanism includes wheel hub, and the hub centre is fixedly connected with wheel shaft, and the wheel hub outer rim is provided with wheel Spoke, spoke are externally provided with wheel rim, and wheel rim is externally provided with tire body, and the tire body includes solid layer and the sky being located on the inside of solid layer Heart buffer layer, the spoke are some circumferentially uniform belleville springs or rod springs.

The hollow buffer layer is honeycomb layer, and the honeycomb layer includes multiple axis and tire body diameter parallel Regular hexagon hole.

The hollow buffer layer is more borehole structure layers, and more borehole structure layers include multiple axis and tire body axis Parallel circular hole.

First spherical plain bearing rod end, the second spherical plain bearing rod end, the 3rd spherical plain bearing rod end and the 4th rod end close Nodal axisn bearing structure is consistent, including bearing case, the bearing case be provided with fix bar, provided with least two in fix bar Individual through hole；The both ends of the upper rocker arm, the both ends of lower shake-changing arm are respectively arranged with mounting groove, and fix bar is plugged in mounting groove, spiral shell Bolt sequentially passes through mounting hole on mounting groove, the through hole of fix bar so that fix bar is fixed in mounting groove.

Be also equipped with cushion draw off gear on the vehicle frame, the cushion draw off gear include first support bar, second Strut and the 3rd support bar, one end of the first support bar are hinged on vehicle frame, and the other end is connected with cushion；Described second Bearing one on one end and first support bar of strut is articulated and connected, and the other end is provided with movable axis and position blocking pin, the movable axis In the long lumbar hole of the 3rd support bar, position blocking pin can be matched in the screens groove of the 3rd support bar one end, described 3rd The other end of strut is hinged on bearing two, and the bearing two is fixed on vehicle frame；When position blocking pin matching is in screens groove, the Two support bars and the 3rd support bar shape is integral and linear state, first support bar, second support bar and the 3rd support bar It together form triangular support configurations；When position blocking pin leaves screens groove, first support bar is with respect to second support bar, the second support Bar is with respect to the 3rd support rod folding, so that first support bar relative frame is downwardly turned over and packed up.

The upper rocker arm includes upper left rocking arm and upper right rocking arm, and upper left rocking arm, upper right rocking arm pivot machine by first respectively Structure, the second pivot and vehicle frame are hinged, and first pivot and the second pivot are coaxial；The lower shake-changing arm includes a left side Lower shake-changing arm and lower right swing arm, lower left swing arm, lower right swing arm are cut with scissors by the 3rd pivot, the 4th pivot and vehicle frame respectively Connect, the 3rd pivot and the 4th pivot are coaxial；The front and rear end turned on column sleeve is respectively equipped with Preceding jointed shaft, rear jointed shaft, the preceding jointed shaft are coaxial with rear jointed shaft, and preceding beat bar, the center for retrodeviating swing rod are cut with scissors respectively It is connected on preceding jointed shaft, on rear jointed shaft, forward and backward beat bar is connected to the first fixation between the end of the same side Axle, the second fixing axle, upper left rocking arm, upper right rocking arm are respectively equipped with the 3rd fixing axle, the 4th fixing axle, the 3rd fixing axle corresponding the One fixing axle, the 4th fixing axle correspond to the second fixing axle, first axle are arranged with respectively in first fixing axle, the second fixing axle Cover, the second axle sleeve, the 3rd axle sleeve, the 4th axle sleeve, the 3rd axle are arranged with respectively in the 3rd fixing axle, the 4th fixing axle Damper is connected between set and the first axle sleeve, between the 4th axle sleeve and the second axle sleeve；The universal steering machine structure includes Left lever, right pull bar, left lever are connected the 5th spherical plain bearing rod end, the 6th spherical plain bearing rod end respectively with the outer end of right pull bar, Inner to connect the 7th spherical plain bearing rod end, the 8th spherical plain bearing rod end respectively, axle bed connects the center of the 7th spherical plain bearing rod end Hole and the centre bore of the 8th spherical plain bearing rod end；Left lever is with right pull bar in front and rear arrangement or arrangement up and down.

The spacing dress of deflection angle is provided between the upper left rocking arm and upper right rocking arm or between lower left swing arm and lower right swing arm Two are put, the deflection angle stopping means two includes left limit plate and right limit plate, between the left limit plate and right limit plate are in Every arrangement, the left limit plate, the inwall of right limit plate are respectively equipped with left limit block, right limit block, left limit block, right limit block The position that offsets of Corresponding matching vehicle frame respectively；The left limit plate is provided with corresponding spacing hole with right limit plate, located at car The corresponding spacing hole of limit bolt matching on frame；When scooter parking, left limit plate is in the spacing hole on right limit plate Face position, limit bolt can be also cross the spacing holes on left limit plate and right limit plate.

What the utility model can reach has the technical effect that：

Upper rocker arm of the present utility model and lower shake-changing arm are section bar one-shot forming or punch forming structure, reduce and are produced into This, simplifies manufacture, assembly technology；

Shock-absorbing function of the present utility model comes from cushion tyre mechanism, and the carcass internal layer of cushion tyre mechanism uses honeycomb Structure sheaf or more borehole structure layers, without inflation, the problems for avoiding pneumatic tire from bringing, change is provided by tire body structure Shape buffer capacity, there is good cushioning effect to vehicle, the design of damper of the vehicle on vehicle frame can be cancelled, reduce life Cost is produced, while is had the advantages that simple in construction, in light weight, non-maintaining；

Spoke of the present utility model is belleville springs or rod springs, when vehicle traveling is jolted, on wheel rim relativeatoeterahub Lower movement and be in eccentric state with wheel hub, provide shape by the elastic construction of spoke and maintain ability, and deformation buffer energy is provided Power, there is good damping effect；

The utility model is provided with deflection angle stopping means one between upper rocker arm or the left and right sides of lower shake-changing arm, and this is inclined Swinging stopping means one ensures that the core institution of scooter travels in the range of limit side tilt angle, extends making for scooter With the life-span, the safe driving coefficient of driver is improved；

Beat lockable mechanism of the present utility model, instead of traditional heel brace, when scooter is parked, make movable spring bolt mechanism Limiting plate is pinned in matching, is relatively fixed so as to which limiting plate be realized with vehicle frame, makes to be lockup state between deflection mechanism and vehicle frame, Vehicle body and the state of parking of ground at an angle are realized, increases stability of parking；

The spherical plain bearing rod end of the present utility model for being arranged at upper and lower rocking arm both ends, passes through consolidating on spherical plain bearing rod end Fixed pole and the assembly method of the mounting groove at upper and lower rocking arm both ends so that the fix bar of spherical plain bearing rod end can accurately be found Rigging position.

Brief description of the drawings

The utility model is described in further detail with reference to the accompanying drawings and detailed description：

Fig. 1 is the schematic perspective view of the embodiment one of the utility model scooter；

Fig. 2 is the three-dimensional exploded view of the embodiment one of the utility model scooter；

Fig. 3 is the stereogram of an angle for removing front-wheel for the utility model scooter；

Fig. 4 is the stereogram of another angle for removing front-wheel of the utility model scooter；

Fig. 5 is stereogram of the deflection angle stopping means one with beat lockable mechanism of the utility model scooter；

Fig. 6 is the three-dimensional exploded view between the front-wheel and knuckle of the utility model scooter；

Fig. 7 is the tire body structural representation of the present utility model with honeycomb layer；

Fig. 8 is the tire body structural representation of the present utility model with more borehole structure layers；

Fig. 9 is that spoke is spiral spring cushion tyre mechanism structure schematic diagram；

Figure 10 is the cushion tyre mechanism structure schematic diagram that spoke of the present utility model is rod springs；

Figure 11 is the structural representation for propping up state of cushion draw off gear of the present utility model；

Figure 12 is the structural representation of the down state of cushion draw off gear of the present utility model；

Figure 13 is beat of the present utility model and the three-dimensional exploded view of steering mechanism；

Figure 14 is the stereogram of limiting plate of the present utility model；

Figure 15 is the stereogram of an angle of embodiment two of the present utility model；

Figure 16 is the stereogram of another angle of embodiment two of the present utility model；

Figure 17 is the three-dimensional exploded view of deflection angle stopping means two of the present utility model.

Embodiment

As shown in Figures 1 to 4, the utility model scooter, including vehicle frame 1, beat and steering mechanism 2, driving wheel 3 and two Individual front-wheel 4, beat and steering mechanism 2 are arranged on the front end of vehicle frame 1, described two front-wheels 4 be connected with beat and steering mechanism 2 and Two front-wheels 4 are symmetrically in the both sides of vehicle frame 1 centered on vehicle frame 1, and the driving wheel 3 is arranged on the rear portion of vehicle frame 1；It is described There is brake system on two front-wheels 4, shock mitigation system is provided between hind axle and vehicle frame 1；Described two front-wheels 4 and driving wheel 3 be cushion tyre mechanism；Also there is pedal 5 on vehicle frame 1；

The beat and steering mechanism 2 include upper rocker arm 6 and lower shake-changing arm 7, and upper rocker arm 6 and lower shake-changing arm 7 are aluminium alloy extrusions, For one-shot forming or punch forming structure, according to actual use demand, cutting is customized, greatly reduces production cost, together When, design structure is simplified, while upper rocker arm 6 is ensured with 7 bearing strength of lower shake-changing arm, reduces its overall weight；On described The center of rocking arm 6 and lower shake-changing arm 7 is hinged on vehicle frame 1, and the both ends of upper rocker arm 6 pass through the first spherical plain bearing rod end 8, the respectively Two spherical plain bearing rod ends 9 connection left steering section 10, the top of right turn section 11, the both ends of lower shake-changing arm 7 pass through the 3rd rod end respectively Oscillating bearing 12, the 4th spherical plain bearing rod end 13 connection left steering section 10, the bottom of right turn section 11；

The beat and steering mechanism 2 also include a steering structure, and the steering structure is included before being fixed on vehicle frame 1 Column sleeve 14 is turned to, the side wall of front steering column 15 through front steering column sleeve 14 and front steering column 15 is extended with connecting rod 16, connecting rod 16 is connected on the axle bed 18 of universal steering machine structure 17, and the universal steering machine structure 17 is included in coaxial line distribution Left lever 88, right pull bar 89, left lever 88, the left end of right pull bar 89, right-hand member respectively with installed in the of the front end of left steering section 10 Five spherical plain bearing rod ends 19, the 6th spherical plain bearing rod end 20 of the front end of right turn section 11 connect；The right side of left lever 88, right pull bar 89 End, left end are connected on the 9th spherical plain bearing rod end 90；9th rod end bearing 90 includes main body 91, is arranged on main body Left connecting rod 92, the right connecting rod 93 of face distribution on 91, left connecting rod 92, right connecting rod 93 respectively with left lever 88, right Pull bar 89 is connected；The upper end of the front steering column 15 is provided with handlebar 21, and with foldable on front steering column 15 Structure；

In the first spherical plain bearing rod end 8, the second spherical plain bearing rod end 9, the 3rd spherical plain bearing rod end 12, the 4th rod end joint Dust-prevention protecting jacket 22 is equipped with bearing 13, universal steering machine structure 17；

As shown in fig. 6, in order to further simplify assembling process, production cost is reduced, described two front-wheels 4 are separately mounted to On left and right knuckle 10,11 and two front-wheels 4 are connected by a fixed structure 23 with left and right knuckle 10,11 respectively, described What fixed structure 23 included being fixedly connected with the center of front-wheel 4 has externally threaded wheel shaft 24, the axis hole being arranged on knuckle 10, If being provided with dry bearing 25 in the axis hole, wheel shaft 24 is through bearing 25 and extends to the outside of the knuckle other end, finally exists Nut 26 is screwed on wheel shaft 24；

As shown in Fig. 3, Fig. 5, in order to improve security when scooter is turned, especially set on upper rocker arm 6 or lower shake-changing arm 7 There is deflection angle stopping means 1, the deflection angle stopping means 1 is included with upper rocker arm 6 or lower shake-changing arm 7 and vehicle frame 1 Centered on pin joint limiting plate 28 is in across the domed limiting plate 28 in upper rocker arm 6 or the both sides of lower shake-changing arm 7, vehicle frame 1 Arch in the range of, when upper rocker arm 6 or lower shake-changing arm 7 relative frame, 1 beat to extreme angles, vehicle frame 1 props up limiting plate 28 Arcuate inner walls, continue to expand angle beat so as to limit upper rocker arm 6 or the relative frame 1 of lower shake-changing arm 7；Arcuate inner walls to vehicle frame 1 it Between extreme angles of distance when determining the upper rocker arm 6 of scooter, 71 beat of relative frame of lower shake-changing arm；

As shown in figure 14, the arcuate inner walls of the limiting plate 28 are provided with left limit block 57 and right limit block 58, the left limit Position block 57 and right limit block 58 are rubber or nylon material, correspond to vehicle frame 1 respectively.Specifically, upper and lower rocking arm 6,7 is with respect to car Frame reach capacity deflection angle when, left and right limited block 57,58 is against on vehicle frame, the left limit block 57 of rubber or nylon material with Right limit block 58, certain protective effect can be played to vehicle frame 1.

As shown in Fig. 3, Fig. 5, in order that scooter is more easily stopped, parking, beat lockable mechanism 29 is substituted existing Some heel braces, beat lockable mechanism 29 are arranged between vehicle frame 1 and upper rocker arm 6 or lower shake-changing arm 7, and the beat lockable mechanism 29 wraps The movable spring bolt mechanism 30 being fixed on vehicle frame 1 is included, the movable spring bolt mechanism 30 matches with limiting plate 28, when movable dead bolt machine After structure 30 matches pinning with limiting plate 28, limiting plate 28 is realized with vehicle frame 1 and is relatively fixed, and completes to park.

As shown in Figure 7 to 10, the cushion tyre mechanism includes wheel hub 32, and the center of wheel hub 32 is fixedly connected with wheel shaft 24, the outer rim of wheel hub 32 is provided with spoke 33, and spoke 33 is externally provided with wheel rim 34, and wheel rim 24 is externally provided with tire body 35, the tire Body 35 includes solid layer 36 and is located at the hollow buffer layer 37 of the inner side of solid layer 36, and the spoke 33 is some circumferentially uniform Belleville springs 38 or rod springs 39.

As shown in fig. 7, the hollow buffer layer 37 is honeycomb layer, the honeycomb layer includes multiple axis and wheel The regular hexagon hole of carcass diameter parallel.

As shown in figure 8, the hollow buffer layer 37 is more borehole structure layers, more borehole structure layers include multiple axis With the circular hole of tire body diameter parallel.

As shown in figure 13, first spherical plain bearing rod end 8, the second spherical plain bearing rod end 9, the 3rd spherical plain bearing rod end 12 And the structure of the 4th spherical plain bearing rod end 13 is consistent, including bearing case 40, the bearing case 40 be provided with fix bar 41, at least two through holes 42 are provided with fix bar 41；Both ends, the both ends of lower shake-changing arm 7 of the upper rocker arm 6 are respectively arranged with peace Tankage 43, fix bar 41 are plugged in mounting groove 43, and bolt 44 sequentially passes through mounting hole 45 on mounting groove 43, fix bar 41 Through hole 42 is so that fix bar 41 is fixed in mounting groove 43.Specifically, in order to easy to process, the quantity of through hole 42 is two, Mounting groove 43 causes upper rocker arm 6 to divide into forward part and rear part, and the half of mounting hole 45 is in forward part, after second half is in Part, wherein the mounting hole 45 in forward part is counterbore 46, the mounting hole 45 of rear part is screwed hole 47, during installation, bolt 44 are directly screwed onto in screwed hole 47 through counterbore 46, through hole 42, and assembling is quick, accurate.

As shown in figure 13, it is spacing that the front steering column anglec of rotation is provided between the front steering column sleeve 14 and connecting rod 16 Device, the front steering column anglec of rotation stopping means include the banking stop 57 being fixed on front steering column sleeve 14, institute State banking stop 57 and be provided with arc-shaped limit hole 58, spacer pin 59 is extended with the connecting rod 16, spacer pin 59 is located in arc limit In the hole 58 of position.Specifically, rotate front steering column 15 and drivening rod 16 is rotated to certain angle, spacer pin 59 is against arc The side wall of spacing hole 58, continue to rotate so as to limit front steering column 15.

As shown in Figure 11, Figure 12, cushion draw off gear is also equipped with the vehicle frame 1, the cushion draw off gear includes First support bar 48, the support bar 50 of second support bar 49 and the 3rd, one end of the first support bar 48 are hinged on vehicle frame 1, The other end is connected with cushion 51；One end of the second support bar 49 is articulated and connected with the bearing 1 in first support bar 48, The other end is provided with movable axis 52 and position blocking pin 53, and the movable axis 52 is in the long lumbar hole 54 of the 3rd support bar 50, position blocking pin 53 can match in the screens groove 55 of the one end of the 3rd support bar 50, and the other end of the 3rd support bar 50 is hinged on bearing two On 56, the bearing 2 56 is fixed on vehicle frame 1；When position blocking pin 53 is matched in screens groove 55, second support bar 49 and The shape of three support bar 50 is integral and linear state, first support bar 48, second support bar 49 and the 3rd support bar 50 are common Form triangular support configurations；When position blocking pin 53 leaves screens groove 55, first support bar 48 is with respect to second support bar 49, second Support bar 49 is foldable with respect to the 3rd support bar 50, so that the relative frame 1 of first support bar 48 is downwardly turned over and packed up.

It is another embodiment of the present utility model as shown in Figure 15, Figure 16, difference is：The upper rocker arm 6 includes upper left Rocking arm 61 and upper right rocking arm 62, upper left rocking arm 61, upper right rocking arm 62 pass through the first pivot, the second pivot and car respectively Frame 1 is be hinged, and first pivot and the second pivot are coaxial；The lower shake-changing arm 7 shakes including lower left swing arm 63 with bottom right Arm 64, lower left swing arm 63, lower right swing arm 64 are be hinged by the 3rd pivot, the 4th pivot and vehicle frame 1 respectively, and described the Three pivots and the 4th pivot are coaxial；The front and rear end turned on column sleeve 14 is respectively equipped with preceding jointed shaft 65th, rear jointed shaft 66, the preceding jointed shaft 65 are coaxial, preceding beat bar 67, the center point for retrodeviating swing rod 68 with rear jointed shaft 66 Preceding jointed shaft 65 is not hinged on, on rear jointed shaft 66, forward and backward beat bar 67,68 connects respectively between the end of the same side The first fixing axle 69, the second fixing axle 70 are connected to, upper left rocking arm 61, upper right rocking arm 62 are respectively equipped with the 3rd fixing axle the 71, the 4th Fixing axle 72, corresponding first fixing axle 69 of the 3rd fixing axle 71, corresponding second fixing axle 70 of the 4th fixing axle 72, described first is solid The first axle sleeve 73, the second axle sleeve 74 are arranged with dead axle 69, the second fixing axle 70 respectively, the 3rd fixing axle the 71, the 4th is solid The 3rd axle sleeve 75, the 4th axle sleeve 76 are arranged with dead axle 72 respectively, between the 3rd axle sleeve 75 and the first axle sleeve 73, the 4th axle Damper 77 is connected between the axle sleeve 74 of set 76 and second；The universal steering machine structure 17 includes left lever 84, right pull bar 85, left lever 84 is connected the 5th spherical plain bearing rod end 19, the 6th spherical plain bearing rod end 20 respectively with the outer end of right pull bar 85, inner The 7th spherical plain bearing rod end 86, the 8th spherical plain bearing rod end 87 are connected respectively, and the bearing pin on axle bed 18 connects the 7th rod end joint The centre bore of the centre bore of bearing 86 and the 8th spherical plain bearing rod end 87；Left lever 84 and right pull bar 85 in front and rear arrangement or on Lower arrangement.

As shown in figure 17, between the upper left rocking arm 61 and upper right rocking arm 62 or between lower left swing arm 63 and lower right swing arm 64 Provided with deflection angle stopping means two, the deflection angle stopping means two includes left limit plate 78 and right limit plate 79, described Left limit plate 78 is arranged with right limit plate 79 in time interval, and the left limit plate 78, the inwall of right limit plate 79 are respectively equipped with Left limit block 80, right limit block 81, the position that offsets of left limit block 80, right limit block 81 Corresponding matching vehicle frame 1 respectively；The left side Limiting plate 78 is provided with corresponding spacing hole 82 with right limit plate 79, the 83 movable matching of limit bolt on vehicle frame 1 Corresponding spacing hole 82；When scooter parking, left limit plate 78 is in face position with the spacing hole 82 on right limit plate 79, limits Position latch 83 can be also cross the spacing hole 82 on left limit plate 78 and right limit plate 79.In order that limit bolt 83 is easier Insert spacing hole 82, it is preferable that spacing hole 82 is designed to long lumbar hole.

The scooter provided above the utility model embodiment is described in detail, used herein specifically individual Example is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and understands this reality With new disclosed technical scheme；Meanwhile for those of ordinary skill in the art, according to thought of the present utility model, There will be changes in embodiment and application, in summary, this specification content should not be construed as this practicality New limitation.

Claims

A kind of 1. scooter, it is characterised in that：Including vehicle frame, beat and steering mechanism, driving wheel and two front-wheels, beat and turn The front end of vehicle frame is arranged on to mechanism, described two front-wheels are connected with beat and steering mechanism and two front-wheels are centered on vehicle frame The symmetrical both sides for being in vehicle frame；The driving wheel is arranged on the rear portion of vehicle frame；

The beat and steering mechanism include upper rocker arm and lower shake-changing arm, and the center of the upper rocker arm and lower shake-changing arm is hinged on vehicle frame On, the both ends of upper rocker arm connect left steering section, right turn section by the first spherical plain bearing rod end, the second spherical plain bearing rod end respectively Top, the both ends of lower shake-changing arm pass through the 3rd spherical plain bearing rod end respectively, the 4th spherical plain bearing rod end connects left steering section, turn right To the bottom of section；

The beat and steering mechanism also include a steering structure, and the front steering that the steering structure includes being fixed on vehicle frame is stood Column sleeve cylinder, the side wall of front steering column through front steering column sleeve and front steering column are extended with connecting rod, and connecting rod is connected to ten thousand To on the axle bed of steering mechanism, the left end of the universal steering machine structure, right-hand member respectively with installed in the of the front end of left steering section Five spherical plain bearing rod ends, right turn section front end the 6th spherical plain bearing rod end connection；The upper end of the front steering column is provided with Handlebar, and there is folding structure on front steering column；

Described two front-wheels are separately mounted on left and right knuckle and two front-wheels are respectively by a fixed structure and left and right turn Connected to section, what the fixed structure included being fixedly connected with front-wheel center has externally threaded wheel shaft, is arranged on knuckle Axis hole, if being provided with dry bearing in the axis hole, wheel shaft finally exists through bearing and the outside of the knuckle other end is extended to Nut is screwed on wheel shaft；

Front steering column anglec of rotation stopping means, the front steering column are provided between the front steering column sleeve and connecting rod Anglec of rotation stopping means includes the banking stop being fixed on front steering column sleeve, and the banking stop is provided with arc-shaped limit Hole, spacer pin is extended with the connecting rod, spacer pin is located in arc-shaped limit hole.
2. scooter according to claim 1, it is characterised in that：The upper rocker arm and lower shake-changing arm are section bar one-shot forming Or punch forming structure.
3. scooter according to claim 1, it is characterised in that：The upper rocker arm is structure as a whole with lower shake-changing arm, and Upper rocker arm or lower shake-changing arm are provided with deflection angle stopping means one, the deflection angle stopping means one include with upper rocker arm or under Centered on rocking arm and vehicle frame pin joint across the domed limiting plate in upper rocker arm or lower shake-changing arm both sides, vehicle frame is in spacing In the range of the arch of plate, when upper rocker arm or lower shake-changing arm relative frame beat to extreme angles, vehicle frame props up the arch of limiting plate Inwall, continue to expand angle beat so as to limit upper rocker arm or lower shake-changing arm relative frame；The vehicle frame and upper rocker arm or lower shake-changing arm Between be provided with beat lockable mechanism, the beat lockable mechanism includes the movable spring bolt mechanism being fixed on vehicle frame, the activity Spring bolt mechanism matches with limiting plate, and after movable spring bolt mechanism matches pinning with limiting plate, limiting plate is realized relatively solid with vehicle frame It is fixed, complete to park；Described two front-wheels and driving wheel are cushion tyre mechanism；The universal steering machine structure is included in coaxial Left lever, the right pull bar of line distribution, left lever, the outer end of right pull bar connect the 5th spherical plain bearing rod end respectively, the 6th rod end closes Bearings, the inner are both connected on the 9th spherical plain bearing rod end, and the bearing pin on axle bed connects the 9th spherical plain bearing rod end；Described Nine rod end bearings include main body, left connecting rod, the right connecting rod of the face being arranged in main body distribution, left connecting rod, right connection Bar is connected with left lever, right pull bar respectively.
4. scooter according to claim 3, it is characterised in that：The arcuate inner walls of the limiting plate be provided with left limit block with Right limit block, the left limit block and right limit block are rubber or nylon material, correspond to vehicle frame respectively.
5. scooter according to claim 3, it is characterised in that：The cushion tyre mechanism includes wheel hub, the wheel hub Center is fixedly connected with wheel shaft, and the wheel hub outer rim is provided with spoke, and spoke is externally provided with wheel rim, and wheel rim is externally provided with tire body, the wheel Carcass includes solid layer and the hollow buffer layer that is located on the inside of solid layer, and the spoke is some circumferentially uniform bullets that spiral Spring or rod springs.
6. scooter according to claim 5, it is characterised in that：The hollow buffer layer is honeycomb layer, the honeybee Nest structure sheaf includes multiple axis and the circular hole of tire body diameter parallel.
7. scooter according to claim 1, it is characterised in that：First spherical plain bearing rod end, the second rod end joint Bearing, the 3rd spherical plain bearing rod end and the 4th spherical plain bearing rod end structure are consistent, including bearing case, outside the bearing Shell is provided with fix bar, and at least two through holes are provided with fix bar；The both ends of the upper rocker arm, the both ends of lower shake-changing arm are set respectively Be equipped with mounting groove, fix bar is plugged in mounting groove, the through hole of mounting hole, fix bar on screw bolt passes mounting groove so as to Fix bar is fixed in mounting groove.
8. scooter according to claim 1, it is characterised in that：Cushion draw off gear, institute are also equipped with the vehicle frame Stating cushion draw off gear includes first support bar, second support bar and the 3rd support bar, and one end of the first support bar is hinged On vehicle frame, the other end is connected with cushion；Bearing one on one end and first support bar of the second support bar is articulated and connected, The other end is provided with movable axis and position blocking pin, and in the long lumbar hole of the 3rd support bar, position blocking pin can be matched and is located at the movable axis In the screens groove of the 3rd support bar one end, the other end of the 3rd support bar is hinged on bearing two, and the bearing two is fixed On vehicle frame；When position blocking pin matching is in screens groove, second support bar and the 3rd support bar shape are integral and linearly State, first support bar, second support bar and the 3rd support bar together form triangular support configurations；When position blocking pin leaves screens groove When, first support bar is with respect to second support bar, the relative 3rd support rod folding of second support bar, so that first support bar phase Vehicle frame is downwardly turned over and packed up.
9. scooter according to claim 1, it is characterised in that：The upper rocker arm includes upper left rocking arm and upper right rocking arm, Upper left rocking arm, upper right rocking arm are hinged by the first pivot, the second pivot and vehicle frame respectively, first pivot It is coaxial with the second pivot；The lower shake-changing arm includes lower left swing arm and lower right swing arm, and lower left swing arm, lower right swing arm pass through respectively 3rd pivot, the 4th pivot and vehicle frame are hinged, and the 3rd pivot and the 4th pivot are coaxial；Described turn Preceding jointed shaft, rear jointed shaft are respectively equipped with to the front and rear end on column sleeve, the preceding jointed shaft and rear jointed shaft are same Axle, preceding beat bar, the center for retrodeviating swing rod are respectively hinged at preceding jointed shaft, on rear jointed shaft, forward and backward beat bar in same The first fixing axle, the second fixing axle are connected between the end of side, upper left rocking arm, upper right rocking arm are respectively equipped with the 3rd fixation Axle, the 4th fixing axle, corresponding first fixing axle of the 3rd fixing axle, corresponding second fixing axle of the 4th fixing axle, described first fixes The first axle sleeve, the second axle sleeve are arranged with axle, the second fixing axle respectively, is covered respectively in the 3rd fixing axle, the 4th fixing axle Provided with the 3rd axle sleeve, the 4th axle sleeve, connect respectively between the 3rd axle sleeve and the first axle sleeve, between the 4th axle sleeve and the second axle sleeve It is connected to damper；The universal steering machine structure includes left lever, right pull bar, and left lever is connected the 5th respectively with the outer end of right pull bar Spherical plain bearing rod end, the 6th spherical plain bearing rod end, it is inner to connect the 7th spherical plain bearing rod end, the 8th spherical plain bearing rod end respectively, Axle bed connects the centre bore of the 7th spherical plain bearing rod end and the centre bore of the 8th spherical plain bearing rod end；Left lever is in right pull bar Front and rear arrangement or up and down arrangement.
10. scooter according to claim 9, it is characterised in that：Between the upper left rocking arm and upper right rocking arm or lower-left Be provided with deflection angle stopping means two between rocking arm and lower right swing arm, the deflection angle stopping means two include left limit plate with Right limit plate, the left limit plate are arranged with right limit plate in time interval, the left limit plate, the inwall difference of right limit plate Provided with left limit block, right limit block, the position that offsets of left limit block, right limit block Corresponding matching vehicle frame respectively；The left limit Plate is provided with corresponding spacing hole with right limit plate, the corresponding spacing hole of limit bolt matching on vehicle frame；Work as scooter During parking, the spacing hole on left limit plate and right limit plate be in face position, limit bolt can also cross left limit plate and Spacing hole on right limit plate.