CN205686548U - A kind of folded bicycle - Google Patents
A kind of folded bicycle Download PDFInfo
- Publication number
- CN205686548U CN205686548U CN201620601130.5U CN201620601130U CN205686548U CN 205686548 U CN205686548 U CN 205686548U CN 201620601130 U CN201620601130 U CN 201620601130U CN 205686548 U CN205686548 U CN 205686548U
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- Prior art keywords
- folded bicycle
- limiting steering
- fore shell
- limited block
- drive mechanism
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Abstract
The open a kind of folded bicycle of this utility model, this folded bicycle includes that limiting steering mechanism, limiting steering mechanism include fore shell, cross axle and mesochite, and fore shell is connected by cross axle and mesochite, and fore shell includes the first limiting steering face and the second limiting steering face；Mesochite includes for stopping that fore shell makees first projection in the first limiting steering face that first direction rotates and rotates to certain angle, and for stopping that fore shell makees second projection in the second limiting steering face that second direction rotates and rotates to certain angle；Folded bicycle the most at least includes first order drive mechanism, second level drive mechanism and power transmission shaft；First order drive mechanism drives second level drive mechanism by power transmission shaft.Folded bicycle of the present utility model designs simple and science, it is possible to turns to folded bicycle well and is controlled.Further, relative to prior art, this folded bicycle is by using secondary drive mechanism such that it is able to improve the travel speed of folded bicycle.
Description
Technical field
This utility model relates to vehicular traffic field, particularly relates to a kind of folded bicycle.
Background technology
Nowadays, folded bicycle, owing to it is compared with common in-vehicle, not when the state of use, takes up room less.Folded bicycle is with it
Convenience is increasingly subject to the welcome of user.
The open a kind of folded bicycle of prior art, in the process of moving, by primary transmission, mechanism drives folding to this folded bicycle
Herba Plantaginis enters.This primary transmission mechanism includes power transmission shaft, master gear, pinion, driving chain and drive shaft, by power transmission shaft
Output torque, power transmission shaft drives master gear to rotate, and master gear drives pinion by driving chain, and pinion passes through drive shaft band
Dynamic trailing wheel advances.Using primary transmission mechanism in existing folded bicycle, its gear ratio is little.If needing big gear ratio, need to increase
The volume of big folded bicycle is to adapt to bring the change of the driving parts such as gear wheel due to big gear ratio.Owing to using one-level to pass
Motivation structure, the travel speed of folded bicycle is slow.
This folded bicycle also arranges a kind of interlocking structure at headstock, when headstock turns to the interlocking angle of interlocking structure,
Headstock and other vehicle bodies are formed interlocking by this interlocking structure, and then prevent headstock from further rotating.This interlocking structure unlock time,
Operation complexity, and interlocking structure designs is complicated, and its design cost and production cost too high, when headstock revolving force is excessive
Time, interlocking structure is by relative excessive of impulse force, and vehicle body is easily rocked by bigger impulse force, is not sufficiently stable, safe and reliable
Property is poor.
Utility model content
In order to overcome above-mentioned technical problem, this utility model embodiment purpose aims to provide a kind of folded bicycle, which solves
Prior art causes travel speed slow due to employing primary transmission mechanism, and the complex structural designs of steering mechanism
Technical problem.
For solving above-mentioned technical problem, this utility model embodiment offer techniques below scheme:
This utility model embodiment provides a kind of folded bicycle, and described folded bicycle includes fore shell, cross axle and mesochite, described
Fore shell is connected by described cross axle and described mesochite, and described fore shell includes the first limiting steering face and the second limiting steering face；
Described mesochite includes for stopping that described fore shell makees first that first direction rotates and rotates to certain angle
First projection in limiting steering face, and be used for stopping that described fore shell is made second direction and rotated and rotate to certain angle
Second projection in the second limiting steering face；
Described folded bicycle the most at least includes first order drive mechanism, second level drive mechanism and power transmission shaft；Described first
Level drive mechanism drives second level drive mechanism by described power transmission shaft.
Alternatively, at least provided with a stopper between described fore shell and described cross axle, the first side of described stopper
Face is described first limiting steering face, and the second side is described second limiting steering face.
Alternatively, described first limiting steering face and the second limiting steering face are same limiting steering faces.
Alternatively, described first order drive mechanism includes the first master gear, the first pinion and the first chain；
Described first master gear is arranged at one end of described first chain, and and described first chain engagement connection；
Described first pinion is arranged at the other end of described first chain, and and described first chain engagement connection；
One end of described power transmission shaft through the axis hole of described first pinion and connects with described first pinion, another
End and described second level drive mechanism connect.
Alternatively, described second level drive mechanism includes the second master gear, flywheel and the second chain；
Described second master gear is arranged at one end of described second chain, and and described second chain engagement connection；Institute
The other end stating power transmission shaft through the axis hole of described second master gear and connects with described second master gear；
Described flywheel is arranged at the other end of described second chain, and and described second chain engagement connection.
Alternatively, described folded bicycle also includes main shaft；
Described main shaft through the axis hole of described first master gear and connects with described first master gear；
One end of described main shaft arranges the first pedal, and the other end arranges the second pedal.
Alternatively, described folded bicycle also includes connecting rod, tail shell, rotary shaft and seat stays frame；
Described cross axle is arranged at the cavity zone of described fore shell, and described cross axle includes jack, and one end of described connecting rod is inserted
Connect in described jack, the other end of described connecting rod and one end of described seat stays frame；One end of described tail shell is by described
One end of rotary shaft and described seat stays frame connects, when described seat stays frame rotates around described rotary shaft, and described connecting rod
One end depart from from described jack.
Alternatively, described seat stays frame is provided for hindering described seat stays at the bearing of trend of described fore shell
Frame lifts limited block and for accommodating the breach of described lifting limited block around what described rotary shaft rotated.
Alternatively, described lifting limited block includes lifting limited block body, first fixes post, second fixes post and lifting
Plate；
Described first fixes post is arranged at the first side of described lifting limited block body；
Described second fixes post is arranged at the second side of described lifting limited block body；
Described lifting plate is arranged at the 3rd side of described lifting limited block body.
Alternatively, described folded bicycle also includes pressing plate, and the fixing end of described pressing plate and described seat stays frame connect；
Described lifting limited block body is through the through hole of described pressing plate, and the length of the bottom of described lifting limited block body
Degree is more than the length of the through hole of described pressing plate；
Described first fixes post arranges the first spring；
Described second fixes post arranges the second spring；
The both sides of described pressing plate are respectively provided with the first through hole and the second through hole；
Described first fixes post is connected by described first through hole and described pressing plate, and the diameter of described first spring is big
Diameter in described first through hole；
Described second fixes post is connected by described second through hole and described pressing plate, and the diameter of described second spring is big
Diameter in described second through hole.
In this utility model embodiment, when fore shell is made first direction rotation and rotates to certain angle, in mesochite
First projection stops the first limiting steering face, thus stops that fore shell is excessively made first direction and rotated；Fore shell make second direction rotate,
And when rotating to certain angle, the second projection in mesochite stops the second limiting steering face, thus stops that fore shell excessively makees
Two directions rotate.The folded bicycle that this utility model embodiment provides designs simple and science, it is achieved thereby that turn folded bicycle
To control.Further, when using folded bicycle, user, to first order drive mechanism output torque, makes first order drive mechanism by passing
Moving axis drives second level drive mechanism, thus completes the driving to folded bicycle, and relative to prior art, this folded bicycle is by using
Secondary drive mechanism such that it is able to improve the travel speed of folded bicycle.
Accompanying drawing explanation
Fig. 1 is a kind of limiting steering mechanism that provides of this utility model embodiment structural representation when making clockwise；
Fig. 1 a is a kind of limiting steering mechanism that provides of this utility model embodiment structural representation when making counterclockwise；
Fig. 1 b is the structural representation of the fore shell that this utility model embodiment provides；
Fig. 1 c is the structural representation of the mesochite that this utility model embodiment provides；
Fig. 2 is the structural representation of the drive mechanism of a kind of folded bicycle that this utility model embodiment provides；
Fig. 2 a is the structural representation that this utility model embodiment provides another angle of the drive mechanism of a kind of folded bicycle；
Fig. 2 b is the structural representation of another angle of a kind of folded bicycle that this utility model embodiment provides；
Fig. 3 is the structural representation of a kind of folded bicycle that this utility model embodiment provides；
Fig. 3 a is the structural representation of the cross axle that this utility model embodiment provides；
Fig. 3 b is the structural representation after the hiding back cover of a kind of folded bicycle that this utility model embodiment provides；
Fig. 3 c is the structural representation of another angle of a kind of folded bicycle that this utility model embodiment provides；
Fig. 4 is the structural representation under the another kind of state of the folded bicycle that this utility model embodiment provides；
Fig. 4 a is the structural representation of the lifting limited block that this utility model embodiment provides；
Fig. 4 b is the structural representation connected between pressing plate and the lifting limited block that this utility model embodiment provides；
Fig. 4 c is the structural representation of the pressing plate that this utility model embodiment provides.
Detailed description of the invention
For the ease of understanding this utility model, below in conjunction with the accompanying drawings and detailed description of the invention, this utility model is carried out more
Detailed description.It should be noted that when element is expressed " being fixed on " another element, and it can be directly at another element
Go up or one or more element placed in the middle can be there is therebetween.When an element is expressed " connection " another element, and it can
To be directly to another element or one or more element placed in the middle can be there is therebetween.This specification is used
Term " vertical ", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, this specification is used all of technology and scientific terminology with belong to skill of the present utility model
The implication that the technical staff in art field is generally understood that is identical.In art used in the description of the present utility model in this specification
Language is intended merely to describe the purpose of specific embodiment, is not intended to limit this utility model.The art that this specification is used
Language "and/or" includes the arbitrary and all of combination of one or more relevant Listed Items.
For convenience of explanation and understand that the noun of locality that the technical solution of the utility model, following description used is all with attached
The orientation that figure is shown is as the criterion.
It is that a kind of limiting steering mechanism that this utility model embodiment provides makees up time please also refer to Fig. 1 and Fig. 1 a, Fig. 1
Structural representation during pin, Fig. 1 a is a kind of limiting steering mechanism that provides of this utility model embodiment structure when making counterclockwise
Schematic diagram.As shown in Fig. 1 and Fig. 1 a, this limiting steering mechanism includes fore shell 11, cross axle 12 and mesochite 13.Fore shell 11 passes through
Cross axle 12 and mesochite 13 connect, and rotate around cross axle 12.
In the present embodiment, it is assumed herein that it is that fore shell 11 turns clockwise around cross axle 12 that first direction rotates, the
When two directions rotate, fore shell 11 rotates counterclockwise around cross axle 12.
The fore shell 11 of the present embodiment includes the first limiting steering face 111 and the second limiting steering face 112, and mesochite 13 includes
One projection 131 and the second projection 132.When fore shell 11 turns clockwise around cross axle 12, and rotate to certain angle,
First projection 131 is by stopping the first limiting steering face 111, and then stops that fore shell 11 continues to turn clockwise.When fore shell 11
Rotating counterclockwise around cross axle 12, and rotate to certain angle, the second projection 132 is by stopping the second limiting steering
Face 112, and then stop that fore shell 11 continues to make to rotate counterclockwise.Certain angle herein is interpreted as that fore shell 11 is around cross axle 12 energy
Enough rotate to maximum limit angle, such as fore shell 11 around cross axle 12 maximum clockwise or counterclockwise can rotate 210 degree or
Person 300 degree.The concrete anglec of rotation is by the distance relation between each confined planes and each projection, the size relationship of confined planes
And the size relationship of projection determines.
In the present embodiment, the position that arranges in the first limiting steering face 111 or the second limiting steering face 112 is convex with first
Block 131 or the second projection 132 are related.Wherein, the first limiting steering face 111 or the second limiting steering face 112 can be arranged
In the optional position of fore shell, but the first projection 131 or the second projection 132 need to be arranged at fore shell 11 around cross axle 12 rotate time
Can stop on the position in limiting steering face of correspondence.Herein, the first limiting steering face 111 and the second limiting steering face 112 can
To be same limiting steering face, it is also possible to be each independent limiting steering face.The shape in each limiting steering face can be rule
Then face, it is also possible to be irregular face, such as the first limiting steering face 111 or the second limiting steering face 112 are curved, or
Person is wavy.First limiting steering face 111 or the second limiting steering face 112 are the wherein one sides of stereo structure object.
In the present embodiment, limited the first limiting steering face 111 of fore shell 11 by the first projection 131, prevent fore shell 11
Excessively rotate clockwise, limited the second limiting steering face 112 of fore shell 11 by the second projection 132, prevent fore shell 11 the most inverse
Hour hands rotate.Therefore, the present embodiment is by designing the limiting steering mechanism of simple science, it is achieved that folded bicycle is turned to control
System.
Refer to the structural representation that Fig. 1 b, Fig. 1 b is the fore shell that this utility model embodiment provides.As shown in Figure 1 b, front
Shell 11 includes mounting seat 113, offers the through hole for installing cross axle 12 in this mounting seat 113.Fore shell 11 and cross axle 12
Between at least provided with a stopper 15, the first side of stopper 15 is the first limiting steering face 111, and the second side is second
Limiting steering face 112.The stopper 15 of the present embodiment is hollow structure, and the stopper 15 in hollow structure is conducive to alleviating fore shell
The weight of 11.Further, stopper 15 and fore shell 11 are that integration connects, and fore shell 11 is integrally-formed stopper when die casting
15.Using integral structure, each limiting steering face of stopper 15 can relatively reliable firmly be resisted from mesochite 13
Active force.
As shown in Figure 1 b, boss 16 is set between fore shell 11 and cross axle 12, this boss 16 include boss body 161 and
Being respectively arranged at two sidewalls of boss body 161 both sides, stopper 15 is arranged at the first surface 161A of boss body 161,
And clamped by the first side wall 162 and the second sidewall 163.When each limiting steering face of stopper 15 is by each of fore shell 11
During the active force of direction, on the one hand, the first side wall 162 or the second sidewall 163 can assist in the impact of stopper 15 cushioning effect power,
Slow down fore shell 11 because be there is the problem seriously rocked by active force.
Refer to the structural representation that Fig. 1 c, Fig. 1 c is the mesochite that this utility model embodiment provides.As illustrated in figure 1 c, originally
The mesochite 13 of embodiment includes the first side plate 133 and the second side plate 134, and the first projection 131 is arranged at first side plate 133 one end
Extended spot, the second projection 132 is arranged at the extended spot of second side plate 134 one end.Each projection be correspondingly arranged in mesochite 13 each
The extended spot of side plate one end, on the one hand, when the first limiting steering face 111 or the second limiting steering face 112 are right in fore shell 11
When first projection 131 or the second projection 132 apply thrust, according to lever principle, the stress of mesochite 13 is minimum, therefore, in
Shell 13 is more not readily susceptible to this thrust and rocks, so that the work of this limiting steering mechanism is more reliable and more stable；On the other hand,
In the position of each projection and stopper 15, the distance between each limiting steering face is the shortest, has therefore saved to make convex
Block can stop that limiting steering face lengthens the length that projection brings, thus has saved production cost.
In the present embodiment, the first projection 131 and mesochite 13 are that integration connects, meanwhile, and the second projection 132 and mesochite 13
It is that integration connects.Integration attachment structure is favorably improved the reliability of limiting steering mechanism.Certainly, first herein
The annexation of projection the 131, second projection 132 and mesochite 13 can also is that Split type structure.
Refer to the structural representation that Fig. 2, Fig. 2 are the drive mechanisms of a kind of folded bicycle that this utility model embodiment provides
Figure.As in figure 2 it is shown, this folded bicycle at least includes first order drive mechanism, second level drive mechanism and power transmission shaft 23A, first
Level drive mechanism drives second level drive mechanism by power transmission shaft 23A.
In the present embodiment, this first order drive mechanism includes the first master gear 21A1, the first pinion 21A2 and
One chain 21A3.This first master gear 21A1 is arranged at one end of the first chain 21A3, and connects with the first chain 21A3 engagement
Connect.First pinion 21A2 is arranged at the other end of the first chain 21A3, and and the first chain 21A3 engagement connection.Power transmission shaft
One end of 23A is through the axis hole of the first pinion 21A2 and connects with the first pinion 21A2, the other end and second level transmission
Mechanism connects.In the present embodiment, the number of teeth of the first master gear 21A1 in first order drive mechanism is 21, the first pinion
The number of teeth of 21A2 is 12, and the joint number of the first chain 21A3 is 38.
Further, this folded bicycle also includes bearing mounting base 24A, and wherein, the axis hole of bearing mounting base 24A arranges axle
Holding, one end of power transmission shaft 23A and first order drive mechanism connect, and the other end passes axis hole and the second level of bearing mounting base 24A
Drive mechanism connects.By arranging bearing mounting base 24A, it can stably support power transmission shaft 23A, so that power transmission shaft
23A can reliably drive second level drive mechanism, and then improves the reliability of folded bicycle.
In the present embodiment, this second level drive mechanism includes the second master gear 22A1, flywheel 22A2 and the second chain
22A3.This second master gear 22A1 is arranged at one end of the second chain 22A3, and and the second chain 22A3 engagement connection.This biography
The other end of moving axis 23A through the axis hole of the second master gear 22A1 and connects with the second master gear 22A1.Flywheel 22A2 is arranged
In the other end of the second chain 22A3, and and the second chain 22A3 engagement connection.In the present embodiment, second level drive mechanism
In the number of teeth of the second master gear 22A1 be 21, the number of teeth of flywheel 22A2 is 9, and the joint number of the second chain 22A3 is 50.By adopting
With secondary drive mechanism, relative to prior art, it can suitably reduce folded bicycle volume with equivalent prior art design
The reached transmission efficiency of large volume folded bicycle, i.e. using the mode of secondary drive mechanism is that designer provides and designs choosing more
Select.
Further, as in figure 2 it is shown, this folded bicycle also includes main shaft 25A, this main shaft 25A passes the first master gear 21A1
Axis hole and and first master gear 21A1 connect.One end of this main shaft 25A arranges the first pedal 25A1, and the other end arranges second
Pedal 25A2.When using folded bicycle, user can ride the first pedal 25A1 and the second pedal 25A2, to main shaft 25A power output
Square, thus drive first order drive mechanism by main shaft 25A, and further, first order drive mechanism is carried by power transmission shaft 23A
Dynamic second level drive mechanism, makes second level drive mechanism drive trailing wheel to advance.In certain embodiments, folded bicycle is except using people
The mode that power is ridden drives folded bicycle to walk, it is also possible to use motor mode to drive folded bicycle to walk.
Further, as in figure 2 it is shown, one end of main shaft 25A the most sheathed axle sleeve 25A3, the first pedal 25A1 passes through axle sleeve
25A3 and the first master gear 21A1 connects.Axle sleeve 25A3 can supports main shaft 25A further, make in folded bicycle driving process, main
Axle 25A can keep stable, it is not easy to produces and rocks.On the other hand, axle sleeve 25A3 can improve further due to the first pedal
The stress that first order drive mechanism is applied by 25A1 or the second pedal 25A2, thus extend the service life of folded bicycle.
Further, as in figure 2 it is shown, the most sheathed first fix nut between the first pedal 25A1 and axle sleeve 25A3
25A4, the first packing ring 25A5 and clutch shaft bearing 25A6.This first is fixed nut 25A4 and tightens first by the first packing ring 25A5
The inner ring of the side of bearing 25A6, the inner ring of the opposite side of clutch shaft bearing 25A6 and axle sleeve 25A3 connect.First fixes nut
25A4 can fix axle sleeve 25A3 further, and the structure making first order drive mechanism is compacter and reliable.Clutch shaft bearing
25A6 can slow down the first pedal 25A1 impulse force to the first drive mechanism, thus extends the service life of folded bicycle.
Refer to Fig. 2 a, Fig. 2 a is another angle that this utility model embodiment provides the drive mechanism of a kind of folded bicycle
Structural representation.As shown in Figure 2 a, the other end of this main shaft 25A the most sheathed second fixes nut 25A7, the second packing ring
25A8 and the second bearing 25A9.This second is fixed nut 25A7 and is tightened the side of the second bearing 25A9 by the second packing ring 25A8
Inner ring, the axis hole of the inner ring of the opposite side of the second bearing 25A9 and the first master gear 21A1 connects.Second fixes nut 25A7
Can fix the second bearing 25A9 further, the structure making first order drive mechanism is compacter and reliable.Second bearing
25A9 can slow down the second pedal 25A2 impulse force to the first drive mechanism, thus extends the service life of folded bicycle.
Refer to the structural representation that Fig. 2 b, Fig. 2 b is another angle of a kind of folded bicycle that this utility model embodiment provides
Figure.As shown in Figure 2 b, this folded bicycle also includes trailing wheel 26A and hind axle 27A.One end of this hind axle 27A passes flywheel
The axis hole of 22A2 and and flywheel 22A2 connection.The other end of hind axle 27A passes hub shaft hole and and the trailing wheel of trailing wheel 26A
26A connects.In the present embodiment, by driving trailing wheel 26A to carry out the front-wheel of Foldable car, folded bicycle is enable to advance.
In this utility model embodiment, when fore shell 11 is made first direction rotation and rotates to certain angle, mesochite 13
In the first projection 131 stop the first limiting steering face, thus stop that fore shell 11 is excessively made first direction and rotated；Fore shell 11 makees
When two directions rotate and rotate to certain angle, the second projection 132 in mesochite 13 stops the second limiting steering face, thus
Stop that fore shell 11 is excessively made second direction and rotated.The folded bicycle that this utility model embodiment provides designs simple and science, thus
Achieve the course changing control to folded bicycle.Further, when using folded bicycle, user, to first order drive mechanism output torque, makes the
Primary transmission mechanism drives second level drive mechanism by power transmission shaft, thus completes the driving to folded bicycle, relative to existing skill
Art, this folded bicycle is by using secondary drive mechanism such that it is able to improve the travel speed of folded bicycle.
Refer to the structural representation that Fig. 3, Fig. 3 are a kind of folded bicycles that this utility model embodiment provides.Such as Fig. 3 institute
Showing, this folded bicycle includes connecting rod 31, tail shell 32, rotary shaft 33 and seat stays frame 34.
It is the structural representation of the cross axle that this utility model embodiment provides please also refer to Fig. 3, Fig. 3 a and Fig. 3 b, Fig. 3 a
Figure, Fig. 3 b is the structural representation after the hiding back cover of a kind of folded bicycle that this utility model embodiment provides.Such as Fig. 3 and Fig. 3 b
Shown in, this cross axle 12 is arranged at the cavity zone 11A of fore shell 11.This folded bicycle still further comprise back cover 35, front-wheel 36 and
Trailing wheel 37, back cover 35 is connected by screw and fore shell 11, and back cover 35 and fore shell 11 constitute the shell in Herba Plantaginis portion.Fore shell 11 and front-wheel
36 connect, and user realizes the commutation to front-wheel 36 by operation Herba Plantaginis portion.Tail shell 32 and trailing wheel 37 connect.In the present embodiment,
The driving force of folded bicycle can be manually driven, it is also possible to be by motor-driven.Wherein, manually driven mode is used
, its driving means use Multi-stage transmission mechanism, this Multi-stage transmission mechanism can with gear drive, chain drive and
Etc..For manpower type of drive, trailing wheel 37 is drivewheel, and front-wheel 36 is driven pulley.Use motor-driven mode, front-wheel 36
Being drivewheel, trailing wheel 37 is driven pulley.Therefore, the folded bicycle of the present embodiment has two kinds of type of drive, greatly facilitates user's spirit
Live and select.
As shown in Figure 3 a, this cross axle 12 includes jack 121, upper end 122, lower end 123 and pin shaft hole 124.Such as Fig. 3 a
Shown in, for the ease of operation fore shell 11, and facilitate fore shell 11 and mesochite 13 to connect, cross axle 12 herein is arranged on cavity zone
In mounting seat 11A1 of 11A.Lower end 123 is arranged in this mounting seat 11A1 by bearing, and back cover 35 is towards the one side of fore shell 11
Arranging bearing mounting base, the bearing of upper end 122 is arranged on bearing mounting base.When user operation Herba Plantaginis portion rotates, back cover 35 leads to
Cross the bearing of upper end 122, in order to collocation fore shell 11 rotates for greater flexibility.
As shown in Figure 3 b, one end of mesochite 13 is connected by bearing pin 131 and cross axle 12, and the other end of mesochite 13 is by turning
Moving axis 33 is connected with one end of tail shell 32 and one end of seat stays frame 34 respectively.
As it is shown on figure 3, one end of this connecting rod 31 is inserted in jack 121, wherein, designer is according to operation purpose, by connecting rod 31
It is inserted in jack 121 the most obliquely.
Refer to the structural representation that Fig. 3 c, Fig. 3 c is another angle of a kind of folded bicycle that this utility model embodiment provides
Figure.As shown in Figure 3 c, the other end of connecting rod 31 and one end of seat stays frame 34 connect, and wherein, the other end of connecting rod 31 is permissible
Carry out hinged by one end of bearing pin 311 and seat stays frame 34, be not limited to connecting rod 31 and the company of seat stays frame 34 herein
Connect mode.In the present embodiment, the other end of seat stays frame 34 arranges vehicle seat 341.
As it is shown on figure 3, one end of tail shell 32 is connected by one end of rotary shaft 33 and seat stays frame 34.Tail shell herein
One end of 32 has the overwhelming majority that can receive seat stays frame 34, so that the volume of folded bicycle diminishes.Due to seat stays
The other end of one end of frame 34 and connecting rod 31 connects, during folding, seat stays frame 34 when rotary shaft 33 rotates, seat stays frame
One end of 34 promotes this connecting rod 31, so that one end of connecting rod 31 departs from from jack 121.Now, due to connecting rod 31 fore shell
The constraint of 11, tail shell 32 and seat stays frame 34 can complete to fold unfetteredly further.The folding of folded bicycle to be completed
Folded action, it is only necessary to make seat stays frame 34 rotate to connecting rod 31 and depart from from the jack 121 of cross axle 12.
As it is shown on figure 3, the first side 11B of fore shell 11 arranges a connector, seat stays frame 34 arranges a locking
Part, when folded bicycle is in folded state, connector and stopper are attached, thus are buckled closely by folded bicycle.Even if
Folded bicycle is in severe use environment, and the attachment structure of connector and stopper can reinforce the rugosity of folded bicycle further
State, thus prevent folded bicycle from again automatically opening up.In order to increase the tightness of connection, the first side of the present embodiment fore shell 11
11B can also arrange multiple connector, in order to is fastenedly connected with stopper further.
Refer to the structural representation under the another kind of state that Fig. 4, Fig. 4 are the folded bicycles that this utility model embodiment provides
Figure.As shown in Figure 4, in the present embodiment, this connector is buckle ring 41, and stopper is that seat stays frame 34 is towards fore shell 11
The locking projection 42 that direction is extended.When folded bicycle is in folded state, locking projection 42 engages buckle ring 41.
In certain embodiments, buckle ring 41 can arbitrarily be arranged at other position of the first side 11B of fore shell 11, and
And buckle ring 41 can have any shape and structure, as long as buckle ring 41 can buckle with locking projection 42.Such as, buckle
Ring 41 can be the totally-enclosed buckle ring being connected by four connection strap head and the tail and being formed, and can be semi-enclosed overhead structure, can
To be mortise structure, can be oat tail groove structure, as long as buckle ring 41 has been accepted and the locking close-connected effect of projection 42, nothing
Which kind of structure buckle ring 41 is taked replace or amendment by opinion the skilled artisan, all should fall into protection of the present utility model
Within the scope of.
In certain embodiments, buckle ring 41 is elastic component, can use spring, Elastic plastic-rubber, extension spring etc..Join the most again
Examining Fig. 3 and Fig. 4, the buckle ring 41 of the present embodiment is one and is interconnected by three spring steel wire head and the tail and formed.Buckling
Ring 41 and locking projection 42 buckle during connecting, owing to buckle ring 41 is elastic wire, on the one hand, buckle ring 41 can hold
Yielding to buckle flexibly with locking projection 42, on the other hand, buckle ring 41 can extend or shorten, and engages convex
Block 42 buckles when connecting, if folded bicycle makes vehicle seat portion and headstock portion will produce separation because excessively rocking, now buckles
Ring 41 can be with proper extension, to buffer current thrust, so that vehicle seat portion and headstock portion are not easy separation occur.
In the present embodiment, locking projection 42 is seat stays frame 34 to be extended towards the direction of fore shell 11, engages convex
Block 42 includes the first cambered surface 341A towards vehicle seat 341 direction, and this first cambered surface 341A is minor arc shape and towards vehicle seat 341 side
To extending, when locking projection 42 and buckle ring 41 connect, the first cambered surface 341A can stop the movement of buckle ring 41, thus
Realize buckling folded bicycle.Further, owing to this first cambered surface 341A is minor arc shape and prolongs towards vehicle seat 341 direction
Stretching, it is prevented from folded bicycle makes buckle ring about 41 fluctuate because acutely rocking and causes buckle ring to drop out locking projection 42
Phenomenon occurs.Further, extending towards the direction of fore shell 11 owing to locking projection 42 is seat stays frame 34, it can
Make full use of the construction features of seat stays frame 34 itself and form locking projection 42, on the one hand, this kind of structure can be saved separately
Material spent by outer individually designed locking projection 42 and space；On the other hand, this kind of structure can also reduce setting of designer
Meter difficulty, its position relationship made full use of when headstock portion and the folding of vehicle seat portion, engage projection 42 and enter with buckle ring 41 dexterously
Row buckles, it is not necessary to arranges stopper in other side of seat stays frame 34, thus avoids some to draw because of independent external components
Play the inconvenience caused when user tramples folded bicycle.
Refer again to Fig. 3 c and Fig. 4, in the present embodiment, this seat stays frame 34 sets at the bearing of trend of fore shell 11
Put the lifting limited block 51 for hindering seat stays frame 34 to rotate around rotary shaft 33 and for accommodating described lifting limited block
Breach 52.In the present embodiment, when lifting limited block 51 and being placed on this breach 52, lifting limited block 51 can hinder vehicle seat to prop up
Support 34 rotates around rotary shaft 33.When lifting limited block 51 and departing from this breach 52, seat stays frame 34 only need to be applied by user
Power, just can make seat stays frame 34 produce and rotate.
During folding, user mentions this lifting limited block 51, and makes seat stays frame 34 revolve around rotary shaft 33
Turning, one end of seat stays frame 34 promotes this connecting rod 31, so that one end of connecting rod 31 departs from from jack 121.Now, front-wheel 36
Also land with trailing wheel 37.Fore shell 11, tail shell 32, mesochite 13 and seat stays frame 34 are folded together by user at leisure, thus
Realize jackknife action more easily.
In the present embodiment, user can lift this lifting limited block 51 from breach 52 up and down, upwards lifts this lifting
Limited block 51, buckle ring 41 can be locked on the periphery defined by breach 52 along profile.Push down on this lifting limited block 51,
And the connection between this buckle ring 41 and locking projection 42 can be fastened further.
In certain embodiments, the concrete size of breach 52 to design, relatively according to the bottom size of lifting limited block 51
Good design is, the size of breach 52 be enough to accommodate lifting limited block 51 just.Adopting the structure, lifting limited block 51 can
By being entrenched in this breach 52, and the connection between buckle ring 41 and locking projection 42 is fastened further.
Refer to the structural representation that Fig. 4 a, Fig. 4 a is the lifting limited block that this utility model embodiment provides.Such as Fig. 4 a
Shown in, this lifting limited block 51 includes lifting limited block body 511, first fixes post 512 and second and fix post 513, and first
Fixing post 512 is arranged at the first side 511A of lifting limited block body 511, and second fixes post 513 is arranged at lifting limited block
Second side 511B of body 511.Using this structure to design, each fixing post can be fixed with external component, thus surely
Fixed firmly lifting limited block body 511.In certain embodiments, lifting limited block 51 can use steel, aluminium alloy, titanium alloy, magnesium
In alloy, scandium alloy, carbon fiber, any one or set are made.
It is between pressing plate and the lifting limited block that this utility model embodiment provides please also refer to Fig. 1 and Fig. 4 b, Fig. 4 b
The structural representation connected.As shown in Figure 4 b, this folded bicycle also includes pressing plate 53, and the fixing end 53A of pressing plate 53 and tail shell 32 are even
Connect.As shown in Figure 4 b, lifting limited block body 511, through the through hole 531 of pressing plate 53, during lifting lifting limited block body 511, carries
Limited block body 511 is drawn to move up and down in through hole 531.
In the present embodiment, the length of the bottom 5111 of lifting limited block body 511 is more than the length of the through hole 531 of pressing plate 53
Degree, when therefore lifting limited block body 511 moves up and down in through hole 531, pressing plate 53 can be by this lifting limited block body 511
Carry out spacing.It will be appreciated by those skilled in the art that: except the lifting limited block body 511 of the present embodiment instruction and guide is at pressing plate 53
Outside working method, it is also possible to use the design of other structure to be allowed spacing for lifting limited block body 511 at pressing plate 53
In distance range, such as in pressing plate 53 design a guide rail, lifting limited block body 511 can this guide rail move and and
Pressing plate 53 constitutes moving sets, and wherein the stroke of this moving sets is limited by the stroke institute of guide rail.Therefore, those skilled in the art also may be used
With the instruction and guide according to the present embodiment, use other substitute mode to realize this function, but guarantor of the present utility model should be fallen into
Within the scope of protecting.
Refer again to Fig. 4 a and Fig. 4 b, first fixes post 512 arranges the first spring 5121, and second fixes post 513 arranges
Two springs, owing to the first spring 5121 and the second spring are to be symmetrical arranged, do not mark the second spring herein.Refer to Fig. 4 c, figure
4c is the structural representation of the pressing plate that this utility model embodiment provides.As illustrated in fig. 4 c, the both sides of pressing plate 53 are respectively provided with
One through hole 53A and the second through hole 53B.In conjunction with Fig. 4 a and Fig. 4 b, first fixes post 512 is connected by the first through hole 53A and pressing plate 53
Connect, and the diameter of the first spring 5121 be more than the diameter of the first through hole 53A, second fix post 513 by the second through hole 53B and
Pressing plate 53 connects, and the diameter that the diameter of the second spring is more than the second through hole 53B.When portable lifting limited block 51 leaves breach
When 52, now the first spring 5121 and the second spring are in extended state, buckle ring 41 and locking projection 42 carry out buckling or
Separate.When hands decontrols lifting limited block 51, lifting limited block 51 is by the first spring 5121 and pulling force of the second spring, automatically
It is pulled back to breach, it is achieved the return of lifting limited block 51.Use this structure, on the one hand, lifting limited block 51 can be further
Fastening the connection between buckle ring 41 and locking projection 42, on the other hand, lifting limited block 51 can be with self-return, it is not necessary to artificial
Operation, thus realize improving the convenience of locking folded bicycle.
Refer again to Fig. 4 a and Fig. 4 b, in certain embodiments, lifting limited block 51 also includes lifting plate 514, lifts plate
514 the 3rd side 511C being arranged at lifting limited block body 511.By arranging lifting plate 514, add user and mention lifting
The contact area of limited block body 511, thus very convenient user will lifting limited block body by lifting lifting plate 514
511 mention.
In certain embodiments, lifting limited block body 511, first fix post 512 and second and fix post 513 and carry
Arm-tie 514 be integration connect, use integration attachment structure, its can improve further lifting limited block 51 time reliable
Property, it is to avoid use split connected mode to make lifting limited block 51 that the problem loosened easily to occur, it also avoid employing split even
The problem connecing mode and make easily to occur between lifting limited block 511 and lifting plate 514 loosening.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (10)
1. a folded bicycle, it is characterised in that
Described folded bicycle includes that limiting steering mechanism, described limiting steering mechanism include fore shell, cross axle and mesochite, described before
Shell is connected by described cross axle and described mesochite, and described fore shell includes the first limiting steering face and the second limiting steering face；
Described mesochite includes for stopping that what described fore shell made that first direction rotates and rotate to certain angle first turns to
First projection of confined planes, and for stopping that described fore shell makees that second direction rotates and rotates to certain angle
Second projection in two limiting steering faces；
Described folded bicycle the most at least includes first order drive mechanism, second level drive mechanism and power transmission shaft；The described first order passes
Motivation structure drives second level drive mechanism by described power transmission shaft.
Folded bicycle the most according to claim 1, it is characterised in that at least provided with one between described fore shell and described cross axle
Individual stopper, the first side of described stopper is described first limiting steering face, and the second side is described second limiting steering
Face.
Folded bicycle the most according to claim 2, it is characterised in that described first limiting steering face and the second limiting steering face
It it is same limiting steering face.
Folded bicycle the most according to claim 1, it is characterised in that described first order drive mechanism include the first master gear,
First pinion and the first chain；
Described first master gear is arranged at one end of described first chain, and and described first chain engagement connection；
Described first pinion is arranged at the other end of described first chain, and and described first chain engagement connection；
One end of described power transmission shaft through described first pinion axis hole and and described first pinion connect, the other end and
Described second level drive mechanism connects.
5. according to the folded bicycle described in claim 1 or 4, it is characterised in that
Described second level drive mechanism includes the second master gear, flywheel and the second chain；
Described second master gear is arranged at one end of described second chain, and and described second chain engagement connection；Described biography
The other end of moving axis through the axis hole of described second master gear and connects with described second master gear；
Described flywheel is arranged at the other end of described second chain, and and described second chain engagement connection.
Folded bicycle the most according to claim 5, it is characterised in that
Described folded bicycle also includes main shaft；
Described main shaft through the axis hole of described first master gear and connects with described first master gear；
One end of described main shaft arranges the first pedal, and the other end arranges the second pedal.
Folded bicycle the most according to claim 1, it is characterised in that described folded bicycle also include connecting rod, tail shell, rotary shaft with
And seat stays frame；
Described cross axle is arranged at the cavity zone of described fore shell, and described cross axle includes that jack, one end of described connecting rod are inserted in institute
Stating jack, the other end of described connecting rod and one end of described seat stays frame connect；One end of described tail shell is by described rotation
One end of axle and described seat stays frame connects, when described seat stays frame rotates around described rotary shaft, and the one of described connecting rod
End departs from from described jack.
Folded bicycle the most according to claim 7, it is characterised in that described seat stays frame is towards the extension side of described fore shell
The lifting limited block that is provided for place hindering described seat stays frame to rotate around described rotary shaft and for accommodating described lifting
The breach of limited block.
Folded bicycle the most according to claim 8, it is characterised in that described lifting limited block include lift limited block body,
First fix post, second fix post and lifting plate；
Described first fixes post is arranged at the first side of described lifting limited block body；
Described second fixes post is arranged at the second side of described lifting limited block body；
Described lifting plate is arranged at the 3rd side of described lifting limited block body.
Folded bicycle the most according to claim 9, it is characterised in that
Described folded bicycle also includes pressing plate, and the fixing end of described pressing plate and described seat stays frame connect；
Described lifting limited block body is through the through hole of described pressing plate, and the length of the bottom of described lifting limited block body is big
Length in the through hole of described pressing plate；
Described first fixes post arranges the first spring；
Described second fixes post arranges the second spring；
The both sides of described pressing plate are respectively provided with the first through hole and the second through hole；
Described first fixes post is connected by described first through hole and described pressing plate, and the diameter of described first spring is more than institute
State the diameter of the first through hole；
Described second fixes post is connected by described second through hole and described pressing plate, and the diameter of described second spring is more than institute
State the diameter of the second through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620601130.5U CN205686548U (en) | 2016-06-16 | 2016-06-16 | A kind of folded bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620601130.5U CN205686548U (en) | 2016-06-16 | 2016-06-16 | A kind of folded bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205686548U true CN205686548U (en) | 2016-11-16 |
Family
ID=57414977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620601130.5U Active CN205686548U (en) | 2016-06-16 | 2016-06-16 | A kind of folded bicycle |
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| Country | Link |
|---|---|
| CN (1) | CN205686548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106043558A (en) * | 2016-06-16 | 2016-10-26 | 深圳市常安创新科技有限公司 | Folding bicycle |
-
2016
- 2016-06-16 CN CN201620601130.5U patent/CN205686548U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106043558A (en) * | 2016-06-16 | 2016-10-26 | 深圳市常安创新科技有限公司 | Folding bicycle |
| CN106043558B (en) * | 2016-06-16 | 2019-04-12 | 深圳市常安创新科技有限公司 | A kind of folded bicycle |
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