Summary of the invention
The main object of the present invention is to provide a kind of Concealable pedal and bicycle, it is intended to which further reduction pedal is in song
The space occupied on the outside of handle reduces the space that bicycle occupies when not in use.
To achieve the above object, Concealable pedal proposed by the present invention include crank outer tube, it is mountable in the crank
Crank inner tube in outer tube and it is connected to the pedal of the crank inner tube far from crank outer tube one end, the crank inner tube
It is spindle rotationally arranged in the crank outer tube, fastening assembly is provided on the outside of the crank outer tube, in the crank
Pipe turns to after predeterminated position the connection for fastening the crank inner tube Yu the crank outer tube.
Preferably, the fastening assembly includes fastening handle, cam cushion block and pull rod, and the fastening handle is close to described
The opposite side of two of one end of cam cushion block forms two spaced and parallel cams, and the cam cushion block is arranged in the song
One end of the outer peripheral surface of handle outer tube, the pull rod is rotationally connected with formation eccentric wheel knot between two cams by pin shaft
Structure is provided with first positioning hole on the cam cushion block, and the one side of the relatively described fastening handle of cam cushion block is formed and institute
State the matched arcwall face of cam profile, the other end of the pull rod successively first positioning hole from the cam cushion block, the pin
4th location hole of the second location hole of axis, the third location hole of the crank outer tube and the crank inner tube, by the song
Handle inner tube is fixedly connected with the crank outer tube.
Preferably, the crank outer tube is connect with the crank Internal Pipe Thread, and the crank outer tube wall is provided with interior spiral shell
Line, the crank outer wall of inner tube are provided with and the matched external screw thread of the internal screw thread.
Preferably, the other end of the pull rod is equipped with screw thread;The fastening assembly further includes being arranged in the crank inner tube
Interior first locks jacking block, offers threaded hole on the first locking jacking block;4th location hole of the crank inner tube is along it
Circumferencial direction extends to first sliding groove;The other end of the pull rod successively first positioning hole from the cam cushion block, the pin
The first sliding groove of the second location hole of axis, the third location hole of the crank outer tube and the crank inner tube, is threaded in
In the threaded hole of the first locking jacking block.
Preferably, the first locking jacking block is cylinder.
Preferably, the 4th location hole of the crank inner tube extends to second sliding slot along the longitudinal direction of the crank inner tube, institute
Stating fastening assembly further includes the second locking jacking block being arranged in the crank inner tube, offers spiral shell on the second locking jacking block
Pit;The other end of the pull rod is successively from the first positioning hole of the cam cushion block, second location hole of the pin shaft, described
The second sliding slot of the third location hole of crank outer tube and the crank inner tube is threaded in the spiral shell of the second locking jacking block
In pit;The third sliding slot that can be coupled the second locking jacking block, the cam are offered on the inside of the crank outer tube
Radius be greater than the second locking jacking block and be embedded in the depth in the third sliding block so that the described in when unclamping the handle
The top surface of two locking jacking blocks is lower than the top surface of the second sliding slot.
Preferably, the second locking jacking block includes the protrusion cooperated with the second sliding slot and the third sliding slot
Portion.
Preferably, length extending direction the radially extending along the crank outer tube of the handle;The pull rod it is another
End successively wears the first positioning hole of the cam cushion block and the second location hole of the pin shaft;The crank outer tube, which offers, to be passed through
The first logical mounting hole offers the second mounting hole of perforation in the crank inner tube, and the handle is towards the crank outer tube
Be provided with locking pin hole on one side, the fastening assembly further includes locking pin assemblies, and the locking pin assemblies include sequence assembling
Adjusting nut, circlip, locking pin and return spring, the locking pin assemblies in the handle towards outside the crank
When pipe moves, when the locking pin hole presses the adjusting nut, it is pressed into the locking pin in the second mounting hole with lock
Tight crank outer tube and crank inner tube;When the handle is moved along the direction far from the crank outer tube, return spring makes to lock
Pin is detached from from the second mounting hole, the connection of the crank outer tube and crank inner tube is unlocked, so that the crank inner tube is described
With being rotated in the sliding channel being arranged on crank outer tube in crank outer tube.
Preferably, the handle has radian identical with the excircle of the crank outer tube, so that the handle motion
It can be fitted in when at not-go-end on the crank outer tube.
In addition, in order to achieve the above objectives, the present invention also provides a kind of bicycle, the bicycle includes as described above may be used
Concealed pedal.
In technical solution of the present invention, the Concealable pedal includes crank outer tube, mountable in the crank outer tube
Crank inner tube and be connected to the pedal of the crank inner tube far from crank outer tube one end, the crank inner tube can be rotated
Setting in the crank outer tube, fastening assembly is provided on the outside of the crank outer tube, to rotate in the crank inner tube
The connection of the crank inner tube Yu the crank outer tube is fastened after to predeterminated position.It can using Concealable pedal of the invention
It realizes when not using pedal, pedal is hidden in the plane parallel with bike rack, and then save without using voluntarily
The space that bicycle occupies when vehicle.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as
Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In the description of the present invention, " multiple " contain
Justice is at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral;It can be mechanical connection, be also possible to
Electrical connection;It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
It in addition, the technical solution between each embodiment of the present invention can be combined with each other, but must be general with this field
Based on logical technical staff can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve this
The combination of technical solution is not present, also not the present invention claims protection scope within.
The present invention proposes a kind of Concealable pedal, it is intended to which the space that further reduction pedal 8 occupies on the outside of crank subtracts
The space that small bicycle occupies when not in use.
Fig. 1 to Fig. 6 is please referred to, in an embodiment of the present invention, the Concealable pedal includes crank outer tube 1, can pacify
Crank inner tube 2 in the crank outer tube 1 and the crank inner tube 2 is connected to far from described 1 one end of crank outer tube
Pedal 8, the crank inner tube 2 are spindle rotationally arranged in the crank outer tube 1, are provided with fastening on the outside of the crank outer tube 1
Component, to fasten the company of the crank inner tube 2 and the crank outer tube 1 after the crank inner tube 2 turns to predeterminated position
It connects.It can be realized when without using pedal 8 using Concealable pedal of the invention, pedal 8 be hidden in and bike rack
In parallel plane, and then save the space that bicycle occupies.
Now, most of pedals are along the folded of the axis perpendicular to crank.However, the thickness and phase of pedal
It closes bearing arrangement to be easy to occupy the distance of about 3cm in the outer surface (being oblique outer first) of crank, and uses technology of the invention
Scheme can obtain at least redundant space of 3cm.
In the present embodiment, the crank inner tube 2 is L-type structure, and one end of the crank inner tube 2 is mounted on outside the crank
In pipe 1, the other end of the crank inner tube 2 is then fixedly installed with pedal 8.And the crank inner tube 2 is in the crank outer tube 1
To be rotatably mounted, to realize when not needing using pedal 8, crank inner tube 2 can be rotated by a certain angle, make 8 turns of pedal
It moves in the plane parallel with bike rack.Also, the Concealable pedal further includes fastening assembly, the fastening assembly
For after the crank inner tube 2 turns to predeterminated position, the crank inner tube 2 and the crank outer tube 1 to be fastened.
Wherein, the fastening assembly, which can be, opens up screw hole in the crank inner tube 2 and crank outer tube 1, passes through
The fixed crank inner tube 2 of screw and the crank outer tube 1, when needing to rotate pedal 8, by the screw from corresponding crank
It dismantles on inner tube 2 and crank outer tube 1, after completing pedal rotation, screw is fixed in corresponding screw hole again, and then right
Position after pedal 8 rotates is fixed.
Certainly, in other embodiments, the fastening assembly can also be that other may be implemented in the crank inner tube 2 and rotate
The structure that the crank inner tube 2 is connect with the crank outer tube 1 is fastened after to predeterminated position.
In another preferred embodiment, the fastening assembly includes fastening handle 4, cam cushion block 6 and pull rod, described tight
Gu handle 4 forms two spaced and parallel cams, the cam close to two opposite sides of one end of the cam cushion block 6
Cushion block 6 is arranged in the outer peripheral surface of the crank outer tube 1, one end of the pull rod by pin shaft 5 be rotationally connected with two it is described convex
Eccentric wheel structure is formed between wheel, first positioning hole is provided on the cam cushion block 6, and the cam cushion block 6 is relatively described tight
Gu the one side of handle 4 is formed and the matched arcwall face of the cam profile, the other end of the pull rod is successively from the cam pad
The first positioning hole of block 6, the second location hole of the pin shaft 5, the crank outer tube 1 third location hole and the crank in
The crank inner tube 2 is fixedly connected by the 4th location hole of pipe 2 with the crank outer tube 1.
In the present embodiment, the 4th location hole and crank that pull rod is pushed into crank inner tube 2 are realized by rotational handle 4
The third positioning hole of outer tube 1.Wherein, the length extending direction of the handle 4 makes along the axial length direction of the crank outer tube 1
It obtains after handle 4 tenses and is fitted on the crank outer tube 1, and then reduce the space that handle 4 occupies 1 two sides of crank outer tube.When need
When rotating pedal 8, it is rotated up handle 4, and then pull rod is made to disconnect the connection with the crank outer tube 1, can will be drawn at this time
Bar takes out from crank outer tube 1 and crank inner tube 2, and after turning to predetermined angle, pull rod is inserted into for rotating crank inner tube 2 and pedal 8
In to the corresponding aperture of crank inner tube 2 and crank outer tube 1, handle 4 is continued to rotate, until pull rod is pressed into corresponding position.
Wherein, the crank outer tube 1 is threadedly coupled with the crank inner tube 2, and 1 inner wall of crank outer tube is provided with interior spiral shell
Line, 2 outer wall of crank inner tube are provided with and the matched external screw thread of the internal screw thread.
Further, the other end of the pull rod is equipped with screw thread;The fastening assembly further includes being arranged in the crank
First in pipe 2 locks jacking block 3, offers threaded hole on the first locking jacking block 3;4th positioning of the crank inner tube 2
Hole extends to first sliding groove along its circumferencial direction;The other end of the pull rod successively from the first positioning hole of the cam cushion block 6,
The first sliding groove of the second location hole of the pin shaft 5, the third location hole of the crank outer tube 1 and the crank inner tube 2, spiral shell
Line is connected in the threaded hole of the first locking jacking block 3.
In the present embodiment, the first locking jacking block 3 is cylinder.
Referring to Figures 1 and 2, the pedal 8 is threadedly coupled with the crank inner tube 2, the screw thread inner tube and the screw thread
Outer tube is equally using threaded connection.By the way that fastening assembly is arranged on the outer peripheral surface of the screw thread outer tube, the fastening assembly is main
It is made of handle 4, cam cushion block 6 and pull rod, and forms eccentric wheel structure in structure.Utilize fastening structure realization pair
The Quick Release that screw thread outer tube is connected with screw thread inner tube.The fastening structure further includes the first lock being arranged in the crank inner tube 2
Block 3 is pressed closer, the first locking jacking block 3 can ensure that realization is solid to crank inner tube 2 and crank outer tube 1 under the action of fastening assembly
Fixed disassembly and fastening.
It should be noted that first sliding groove is offered in the crank inner tube 2, and in rotating crank inner tube 2, crank inner tube
First sliding groove on 2 is rotated along pull rod so that the pedal 8 in crank inner tube 2 and crank inner tube 2 turn to it is suppressible
Position.Wherein, circumferentially extending 90 degree of the first sliding groove in the crank inner tube 2.
Specifically, the hiding process of suppressible pedal under the above constitution is:, will in the state of pedal 8 of Fig. 1
Handle 4 is moved along the direction far from the crank outer tube 1, and the connection of pull rod and crank inner tube 2 and the first locking jacking block 3 will at this time
It fluffs, the first sliding groove in crank inner tube 2 can rotate 90 degree along pull rod at this time, so that pedal 8 is hidden into crank outer tube 1
Top.
Preferably, the 4th location hole of the crank inner tube 2 extends to second sliding slot along the longitudinal direction of the crank inner tube 2,
The fastening assembly further includes the second locking jacking block 32 being arranged in the crank inner tube 2, and described second locks on jacking block 32
Offer threaded hole;The other end of the pull rod successively from the first positioning hole of the cam cushion block 6, the pin shaft 5 second
The second sliding slot of location hole, the third location hole of the crank outer tube 1 and the crank inner tube 2 is threaded in described
In the threaded hole of two locking jacking blocks 32;The inside of the crank outer tube 1, which offers, can be coupled the second locking jacking block 32
Third sliding slot, the radius of the cam is greater than the second locking jacking block 32 and is embedded in the depth in the third sliding block, with
The top surface of second locking jacking block 32 described in when making to unclamp the handle 4 is lower than the top surface of the second sliding slot.
In the present embodiment, the second locking jacking block 32 includes cooperating with the second sliding slot and the third sliding slot
Lug boss.
Referring to Figure 1 and Figure 3, in the present embodiment, the fastening assembly further includes the second locking jacking block 32, second locking
Jacking block 32 has lug boss, and the raised portion fits with the second locking jacking block 32 are provided on 2 outer peripheral surface of crank inner tube,
1 inner wall of crank outer tube offers third sliding slot, can be coupled the lug boss of the second locking jacking block 32.The crank
The connection of inner tube 2 and the crank outer tube 1 passes through the second of the crank inner tube 2 by the lug boss of the second locking jacking block 32 and slides
Slot, and be embedded into the third sliding slot of the crank outer tube 1 so that crank inner tube 2 to be fixed on crank outer tube 1.
It is embedded in the third sliding block it should be noted that the radius of the cam is greater than the second locking jacking block 32
Depth so that described in when unclamping the handle 4 second locking jacking block 32 top surface be lower than the second sliding slot top surface.
Specifically, the process of pedal 8 is hidden under the above constitution are as follows: rotates hand along the direction far from the crank outer tube 1
Handle 4, the connection of pull rod and the second locking jacking block 32 fluffs at this time, and since the radius of the cam is greater than second locking top
Block 32 is embedded in the depth in the third sliding block, then makes the of the lug boss of the second locking jacking block 32 lower than crank inner tube 2
The top surface of two sliding blocks, crank inner tube 2 can then drive pedal 8 thereon to turn to stowed position at this time.
In another preferred embodiment, referring to fig. 4 to fig. 6, the length extending direction of the handle 4 is along the crank outer tube
1 radially extends;The other end of the pull rod successively wear the cam cushion block 6 first positioning hole and the pin shaft 5 the
Two location holes;The crank outer tube 1 offers the first mounting hole 15 of perforation, and the of perforation is offered in the crank inner tube 2
Two mounting holes 16, the handle 4 are provided with locking pin hole 10 towards the crank outer tube 1 on one side, and the fastening assembly also wraps
Locking pin assemblies are included, the locking pin assemblies include adjusting nut 11, circlip 12, locking pin 13 and the return bullet of sequence assembling
Spring 14, the locking pin assemblies in the locking pin hole 10 to press when the handle 4 is moved towards the crank outer tube 1
When pressing the adjusting nut 11, it is pressed into the locking pin 13 in second mounting hole 16 to lock in crank outer tube 1 and crank
Pipe 2;When the handle 4 is moved along the direction far from the crank outer tube 1, return spring 14 makes locking pin 13 from the second installation
Hole 16 is detached from, and the connection of the crank outer tube 1 and crank inner tube 2 is unlocked, so that the crank inner tube 2 is in the crank outer tube
With being rotated in the sliding channel 17 being arranged on crank outer tube 1 in 1.
Preferably, the handle 4 has radian identical with the excircle of the crank outer tube 1, so that the handle 4 is transported
It can be fitted in when moving at not-go-end on the crank outer tube 1.
Referring to Fig. 4 and Fig. 5, the outer axial face of crank outer tube 1 is bonded after the tightening of handle 4 in the present embodiment, and in order to make
Handle 4 and being bonded for crank outer tube 1 are more compact, have the one side of the fitting crank outer tube 1 of handle 4 and are bonded with crank outer tube 1
Locate identical radian.
Specifically, by handle 4 along far from crank outer tube 1 direction rotate, rotate back handle 4 on locking pin hole 10 because
Extruding to the adjusting nut 11 in crank inner tube 2 is released far from crank outer tube 1, so that return spring 14 is by locking pin
13 are detached from corresponding hole location, release the connection of crank inner tube 2 and crank outer tube 1, and then can be rotated crank inner tube 2 so that pedal 8 is hidden
It is hidden within corresponding position.
The present invention also proposes a kind of bicycle, including Concealable pedal as described above.It is according to an embodiment of the present invention
Bicycle other constitute and operation be all for those of ordinary skills it is known, no longer retouch in detail here
It states.Specifically since this bicycle uses whole technical solutions of above-mentioned all embodiments, at least there is above-mentioned implementation
All beneficial effects brought by the technical solution of example, this is no longer going to repeat them.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the design of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/it is used in it indirectly
He is included in scope of patent protection of the invention relevant technical field.