CN107856795A - A kind of self-lock protection mechanism of folding bicycle and there is its folding bicycle - Google Patents
A kind of self-lock protection mechanism of folding bicycle and there is its folding bicycle Download PDFInfo
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- CN107856795A CN107856795A CN201711310520.2A CN201711310520A CN107856795A CN 107856795 A CN107856795 A CN 107856795A CN 201711310520 A CN201711310520 A CN 201711310520A CN 107856795 A CN107856795 A CN 107856795A
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- sliding block
- folding bicycle
- lock
- lock box
- self
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
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- Mechanical Engineering (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention provides a kind of self-lock protection mechanism of folding bicycle and there is its folding bicycle, belong to technical field of bicycles.It solves spacing mandril in the self-lock protection mechanism of existing folding bicycle and carries out spacing, long-term use of vibrated technical problem easily deviate from of clamping bar to clamping bar from side.The self-lock protection mechanism of this folding bicycle includes front frame and after-frame pin, the front end of after-frame pin has gear cap, there is lock box in front frame, gear cap can be penetrated to lock box, the inner chamber of lock box is embedded with sliding block, the inside of sliding block is provided with extension spring, the upper end of extension spring is connected with sliding block, the lower end of the extension spring is connected to the bottom of lock box, the front end face of the sliding block offers card interface, the top edge of card interface can be engaged by clamping with gear cap, the side of sliding block offers waist-shaped hole, the madial wall of lock box is fixed with bearing pin one, when bearing pin one is located at the bottom of the waist-shaped hole, the top edge of card interface departs from gear cap.Good anti-drop effect of the present invention and easy to use.
Description
Technical field
The invention belongs to technical field of bicycles, is related to a kind of self-lock protection mechanism of folding bicycle and has its folding
Folded bicycle.
Background technology
Folding bicycle, belong to a classification of bicycle.General folded bicycle has vehicle frame folding joint and standpipe to fold and close
Section is formed.By vehicle frame folding, by front and rear two-wheeled doubling together, it can reduce by 45% or so length.Vehicle after folding may be used
It is put into boarding case and folding bag, and the boot of automobile., can hand also without by external tools during folding
Move car folding and expanding.After folding by seat bar as the strong point so that fold after can stand surely.Folding bicycle is carried, used
Energy and comfort.
Applicant has declared the Chinese invention patent that application publication number is CN106945776A before this, is folded voluntarily to be a kind of
The vehicle frame of car, including front frame and Rear frame, body cradle is connected with front frame, and front frame, the end are stretched out in one end of body cradle
Provided with jointed shaft, the end and jointed shaft of Rear frame one end are hinged, and the other end of Rear frame is provided with clamping bar, body cradle it is another
One end offers resigning hole, and the blocked hole for being available for clamping bar to wear is offered on the hole wall of resigning hole, is set on the hole wall of resigning hole
There is the position-limit mechanism that can be slided in resigning hole, position-limit mechanism after Rear frame rotates around jointed shaft passes through blocked hole to clamping bar
The end of clamping bar can be connected in resigning hole, when pulling position-limit mechanism the end of clamping bar can be caused to depart from position-limit mechanism.
Above-mentioned vehicle frame can realize the fast folding and Rapid reset of bicycle, but still the part that comes with some shortcomings：It is spacing
Push rod is spacing to the progress of clamping bar from side, and long-term use of clamping bar is vibrated easily to be deviate from from spacing mandril.
The content of the invention
The present invention be directed to above mentioned problem existing for existing technology, there is provided a kind of self-lock protection mechanism of folding bicycle and
With its folding bicycle, the technical problems to be solved by the invention are：How in folding bicycle locking mechanism is improved
Anticreep effect and property easy to use.
The purpose of the present invention can be realized by following technical proposal：
A kind of self-lock protection mechanism of folding bicycle, including front frame and for after the front frame snap lock
Frame pin, the front end of the after-frame pin have gear cap, have lock box in the front frame, the gear cap can be penetrated to the lock
In box, it is characterised in that the inner chamber of the lock box is embedded with the sliding block that the relative lock box of energy moves up and down, and the inside of the sliding block is set
There is extension spring, the upper end of the extension spring is connected with sliding block, and the lower end of the extension spring is connected to the bottom of lock box, and the front end face of the sliding block is opened
Provided with card interface, the top edge of the card interface can be engaged by clamping with the gear cap, and the side of the sliding block offers downward
The waist-shaped hole stretched, the madial wall of the lock box is fixed with can be along the bearing pin one of waist-shaped hole relative motion, when the bearing pin one is located at
During the bottom of the waist-shaped hole, the top edge of the card interface departs from the gear cap.
Front frame one end and the Rear frame of folding bicycle are hinged, will be by Rear frame with respect to front truck when needing to ride and using
Frame rotary expansion, the after-frame pin in Rear frame is set to insert in the lock box of front frame, gear cap, which is connected in lock box, realizes locking, whole
Individual body frame structure for automotive stably meets driving requirements, and when needing folding storage, after-frame pin is unlocked out of lock box, rotates Rear frame
Or front frame folds both so as to reduce space-consuming.By being embedded the sliding block that can be moved up and down in the inner chamber of lock box, in cunning
The extension spring of connection sliding block and lock box bottom is set in block, and the card interface top edge that the front end face of sliding block opens up locks with gear cap, sliding
Block, which is embedded, can limit its horizontal looseness space in lock box, make locking effect stable, and extension spring applies downward pulling force to sliding block,
Sliding block is kept locking to gear cap, after-frame pin curved motion when Rear frame unlocks with respect to front frame, now gear cap remove axle
There is the trend moved upwards to outside motion, and the force direction that the top edge of card interface locks to gear cap is downward, such sliding block
Make gear cap be difficult to voluntarily unlock in extension spring effect, improve anticreep effect；By setting extension up and down in the side of sliding block
Waist-shaped hole simultaneously sets bearing pin one in the madial wall of lock box, and bearing pin one is arranged in waist-shaped hole the further motion row of limitation sliding block
Journey, and sliding block is difficult to the abjection out of lock box in use and cause to coordinate failure, anticreep effect is further improved, and set
Gear cap has been completed to unlock when bearing pin one is located at the bottom of waist-shaped hole, and such operator need not can deliberately control the power for pulling sliding block,
Represent that the top edge of card interface has unlocked with gear cap when drawing motionless, improve property easy to use.
In a kind of self-lock protection mechanism of above-mentioned folding bicycle, the width of the waist-shaped hole is more than the bearing pin one
External diameter, the lock box face corresponding with the slip front face is the inclined-plane that turns forward from bottom to top, the sliding block
Front end face mutually reclines with the inclined-plane.Sliding block extension spring when jolting bounce during bicycle running can produce multiple to sliding block
Position effect, it is inclined inclined-plane by setting lock box inner side and slip front corresponding surface, the width of waist-shaped hole is more than bearing pin one
External diameter, and make the front end face of sliding block mutually be reclined with inclined-plane, its front end face is kept along inclined-plane to downslide in such sliding block reseting procedure
Move, reduce because reset makes both gaps excessive and caused by the probability that voluntarily unlocks, lift anticreep effect.
In a kind of self-lock protection mechanism of above-mentioned folding bicycle, the side of the sliding block is further opened with extending up and down
Limited mouth, the madial wall of the lock box is further fixed on the bearing pin two that can coordinate with the limited mouth, the width of the limited mouth
More than the external diameter of the bearing pin two, the upper end edge of the extension spring is laterally positioned between the bearing pin one and bearing pin two, when the pin
Axle one and bearing pin two respectively positioned at the top of the waist-shaped hole and limited mouth when, the front end face of the sliding block is interior with the lock box
Side wall mutually reclines.The upper end of lock-out state tension spring produces downward pulling force to sliding block, and bearing pin one passes through with matching somebody with somebody at the top of waist-shaped hole
Conjunction can provide stress support for sliding block, but both often due to torque difference can overturn sliding block keeps balancing, may cause
Gear cap voluntarily unlocks, and by setting limited mouth in the sidepiece of sliding block, and sets bearing pin two in lock box madial wall, makes extension spring upper end edge
It is laterally positioned between bearing pin one and bearing pin two, the support force that such extension spring is provided with bearing pin one and bearing pin two pulling force of sliding block is put down
Weighing apparatus, the front end face of sliding block keeps reclining with lock box side wall, so as to lift anticreep effect.
In a kind of self-lock protection mechanism of above-mentioned folding bicycle, the front end face of the sliding block has some downward
The draw runner stretched, the top surface of the draw runner can mutually recline with the inclined-plane.Extended up and down by being set in the front end face of the sliding block
Draw runner, such draw runner mutually reclines with inclined-plane, reduces sliding contact area so as to reduce frictional resistance when pulling sliding block, carries
Rise property easy to use.
In a kind of self-lock protection mechanism of above-mentioned folding bicycle, the extension spring includes what is be sequentially connected from top to bottom
Cross bar portion, deformations and pothook, the cross bar portion is horizontal-extending and outer end is connected with sliding block, and the deformations are relative to institute
State cross bar portion to extend downwardly, the pothook is in opening up hook-shaped.The gear cap of after-frame pin, which stretches into, occupies cunning in lock box
More space in block, by setting the cross bar portion that is connected with sliding block along horizontal-extending, and make deformations opposing rail portion downward
Extension, deformations so more to space hold will not interferes with gear cap, improve space utilization effect, pothook be in it is hook-shaped just
In installation and removal, property easy to use is improved.
In a kind of self-lock protection mechanism of above-mentioned folding bicycle, the bottom of the lock box offers the groove run through
Mouthful.By opening up notch in lock box bottom, the ponding of lock box energy is effectively discharged, avoid causing sliding block energy part
Corrosion, influence using effect and fitment stability.
In a kind of self-lock protection mechanism of above-mentioned folding bicycle, the lock box also includes connecting plate, the connection
Plate is located at the lower section of the notch and the size of connecting plate is more than the notch, and the connecting plate offers bar hole and through hole, described
Pothook is connected through the bar hole with the through hole.By setting connecting plate in the lower section of notch, and on connecting plate
Bar hole and through hole are opened up, such pothook is connected through bar hole with through hole, and bar hole and through hole limit pothook jointly
Being rotated relative to connecting plate, holding structure is stable, and extension spring can apply upward pulling force to connecting plate, keep it in below notch,
When needing to be dismantled, operator's force pulls down connecting plate, easily can pull down the pothook exposed, dismounts convenience
It is high.
Have in a kind of self-lock protection mechanism of above-mentioned folding bicycle, on the outside of the edge of the card interface and be oriented to
Face.By setting spigot surface on the outside of the edge of card interface, such gear cap can jack up sliding block during sliding block is inserted right
Locking is completed afterwards, it is not necessary to which operator pulls sliding block again, and produces to jolt in the process of moving and unlock gear cap, and ground faces Rear frame
Support force can be about to certainly gear cap push-in sliding block in.
In a kind of self-lock protection mechanism of above-mentioned folding bicycle, draw ring is connected with the middle part of the top surface of the sliding block.
To ensure locking effect, the coefficient of elasticity of extension spring is often bigger, and by setting draw ring at the top of sliding block, person easy to operation applies
Power pulls sliding block, improves property easy to use.
A kind of folding bicycle, it is characterised in that the self-lock protection mechanism including above-mentioned folding bicycle.By using
The self-lock protection mechanism of above-mentioned folding bicycle, the locking anticreep effect of folding bicycle is more preferable and simple operation.
Compared with prior art, advantages of the present invention is as follows：
1st, the self-lock protection mechanism of this folding bicycle is embedded sliding block by the inner chamber in lock box, sets and draws in sliding block
Spring, locked in card interface top edge that the front end face of sliding block opens up and gear cap, the force that the top edge of card interface locks to gear cap
Direction is relative with the movement tendency of gear cap, makes gear cap be difficult to voluntarily unlock, and improves anticreep effect；Set in the side of sliding block
Waist-shaped hole simultaneously sets bearing pin one in the madial wall of lock box, sliding block is difficult to the abjection out of lock box in use and causes to coordinate mistake
Effect, anticreep effect is further improved, gear cap has been completed to unlock when setting bearing pin one is located at the bottom of waist-shaped hole, and such operator can
The power for pulling sliding block need not be deliberately controlled, represents that gear cap has been completed to unlock when drawing motionless, improves property easy to use.
2nd, the self-lock protection mechanism of this folding bicycle is inclined by setting lock box inner side and slip front corresponding surface
Inclined-plane, the front end face of sliding block is set mutually to be reclined with inclined-plane, its front end face can keep sliding downwards along inclined-plane in sliding block reseting procedure, subtract
It is small because reset makes slip front face and lock box madial wall gap excessive and caused by the probability that voluntarily unlocks, lift anticreep effect.
3rd, the self-lock protection mechanism of this folding bicycle sets limited mouth by the sidepiece in sliding block, and in lock box madial wall
Bearing pin two is set, extension spring upper end edge is laterally positioned between bearing pin one and bearing pin two, the equalising torque of sliding block, the front end face of sliding block
It can keep reclining with lock box side wall, so as to lift anticreep effect.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of this self-lock protection mechanism.
Fig. 2 is the cross-sectional view of this self-lock protection mechanism.
Fig. 3 is the A portions enlarged drawing in Fig. 2.
Fig. 4 is the dimensional structure diagram of front frame in this self-lock protection mechanism.
Fig. 5 is the B portions enlarged drawing in Fig. 4.
Fig. 6 is the dimensional structure diagram of sliding block in this self-lock protection mechanism, connecting plate and extension spring combination.
Fig. 7 is the dimensional structure diagram that another angle is combined in sliding block in this self-lock protection mechanism, connecting plate and extension spring.
Fig. 8 is the dimensional structure diagram that another angle is combined in connecting plate and extension spring in this self-lock protection mechanism.
In figure, 1, front frame；2nd, after-frame pin；21st, gear cap；
3rd, lock box；31st, bearing pin one；32nd, inclined-plane；33rd, bearing pin two；34th, notch；
4th, sliding block；41st, card interface；42nd, waist-shaped hole；43rd, limited mouth；44th, draw runner；45th, spigot surface；
5th, extension spring；51st, cross bar portion；52nd, deformations；53rd, pothook；
6th, connecting plate；61st, bar hole；62nd, through hole；7th, draw ring.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
Embodiment one：
As illustrated, the self-lock protection mechanism of this folding bicycle include front frame 1 and for the snap lock of front frame 1
After-frame pin 2, the front end of after-frame pin 2 has gear cap 21, has lock box 3 in front frame 1, gear cap 21 can be penetrated to lock box 3
It is interior, the inner chamber of lock box 3 be embedded with can the sliding block 4 that moves up and down of relative lock box 3, the inside of sliding block 4 is provided with extension spring 5, extension spring 5 it is upper
End is connected with sliding block 4, and the lower end of the extension spring 5 is connected to the bottom of lock box 3, and the front end face of the sliding block 4 offers card interface 41, card
The top edge of interface 41 can be engaged by clamping with gear cap 21, and the side of sliding block 4 offers the waist-shaped hole 42 extended up and down, lock box 3
Madial wall be fixed with can along the bearing pin 1 of the relative motion of waist-shaped hole 42, when bearing pin 1 is located at the bottom of the waist-shaped hole 42,
The top edge of card interface 41 departs from gear cap 21.The one end of front frame 1 and the Rear frame of folding bicycle are hinged, and being ridden when needs makes
The relative rotary expansion of front frame 1 of Rear frame will be such that the after-frame pin 2 in Rear frame inserts in the lock box 3 of front frame 1 by the used time,
Gear cap 21, which is connected in lock box 3, realizes locking, and whole body frame structure for automotive stably meets driving requirements, will when needing folding storage
After-frame pin 2 unlocks out of lock box 3, rotates Rear frame or front frame 1 and folds both so as to reduce space-consuming.By locking
The inner chamber of box 3 is embedded the sliding block 4 that can be moved up and down, and the extension spring 5 of connection sliding block 4 and the bottom of lock box 3, sliding block 4 are set in sliding block 4
The top edge of card interface 41 that opens up of front end face locked with gear cap 21, sliding block 4, which is embedded, can limit its horizontal looseness in lock box 3
Space, make locking effect stable, extension spring 5 applies downward pulling force to sliding block 4, sliding block 4 is kept the locking to gear cap 21, rear car
2 curved motion of after-frame pin when frame unlocks with respect to front frame 1, what now gear cap 21 was also moved upwards in addition to being axially moved becomes
Gesture, and the force direction that the top edge of card interface 41 locks to gear cap 21 is downward, such sliding block 4 makes gear cap 21 in the effect of extension spring 5
It is difficult to voluntarily unlock, improves anticreep effect；By setting the waist-shaped hole 42 of extension up and down in the side of sliding block 4 and in lock box
3 madial wall sets bearing pin 1, and bearing pin 1 is arranged on the further movement travel of limitation sliding block 4, and making in waist-shaped hole 42
Sliding block 4 is difficult to the abjection out of lock box 3 in use to be caused to coordinate failure, further improves anticreep effect, and set bearing pin
One 31 gear caps 21 when being located at the bottom of waist-shaped hole 42 have been completed to unlock, and such operator, which can need not deliberately control, pulls sliding block 4
Power, represent that the top edge of card interface 41 has unlocked with gear cap 21 when drawing motionless, improve property easy to use.For further, waist
The width of type hole 42 is more than the external diameter of bearing pin 1, and the face corresponding with the front end face of sliding block 4 of lock box 3 is to turn forward from bottom to top
Inclined-plane 32, front end face and the phase of inclined-plane 32 of sliding block 4 recline.Sliding block 4 is drawn when jolting bounce during bicycle running
Spring 5 can produce reset response to sliding block 4, be inclined inclined-plane 32 by setting the inner side of lock box 3 and the front end corresponding surface of sliding block 4, waist
The width of type hole 42 is more than the external diameter of bearing pin 1, and the front end face of sliding block 4 and the phase of inclined-plane 32 is reclined, and such sliding block 4 resets
During its front end face keep slid downwards along inclined-plane 32, reduce because reset makes both gaps excessive and caused by voluntarily unlock it is general
Rate, lift anticreep effect.Preferably, there is spigot surface 45 on the outside of the edge of card interface 41.By at the edge of card interface 41
Outside sets spigot surface 45, and sliding block 4 can be jacked up and then completed locking by such gear cap 21 during sliding block 4 is inserted, it is not necessary to
Operator pulls sliding block 4 again, and produces to jolt in the process of moving and unlock gear cap 21, and ground can in face of the support force of Rear frame
It is pushed into from gear cap 21 is about in sliding block 4.
As illustrated, the side of sliding block 4 is further opened with the limited mouth 43 extended up and down, the madial wall of lock box 3 is further fixed on
The bearing pin 2 33 that can coordinate with limited mouth 43, the width of limited mouth 43 are more than the external diameter of bearing pin 2 33, and the upper end of extension spring 5 is transversely
Between bearing pin 1 and bearing pin 2 33, when bearing pin 1 and bearing pin 2 33 are respectively positioned at the top of waist-shaped hole 42 and limited mouth 43
During portion, the front end face of sliding block 4 mutually reclines with the madial wall of lock box 3.The upper end of lock-out state tension spring 5 produces downwards to sliding block 4
Pulling force, bearing pin 1 can be that sliding block 4 provides stress and supported by coordinating with the top of waist-shaped hole 42, but both are often due to torque
Difference can make the upset of sliding block 4 keep balancing, and gear cap 21 may be caused voluntarily to unlock, spacing by being set in the sidepiece of sliding block 4
Mouth 43, and bearing pin 2 33 is set in the madial wall of lock box 3, the upper end edge of extension spring 5 is laterally positioned between bearing pin 1 and bearing pin 2 33,
The support dynamic balance that so extension spring 5 is provided with bearing pin 1 and bearing pin 2 33 pulling force of sliding block 4, the front end face of sliding block 4 are kept
Reclined with the side wall of lock box 3, so as to further lift anticreep effect.The front end face of sliding block 4 has the draw runner 44 of about two extensions,
The top surface of draw runner 44 can recline with the phase of inclined-plane 32.By setting the draw runner 44 of extension up and down, such draw runner in the front end face of sliding block 4
44 recline with the phase of inclined-plane 32, reduce sliding contact area so as to reduce frictional resistance when pulling sliding block 4, are lifted easy to use
Property.
As illustrated, extension spring 5 includes cross bar portion 51, deformations 52 and the pothook 53 being sequentially connected from top to bottom, cross bar
Portion 51 is horizontal-extending and outer end is connected with sliding block 4, and deformations 52 extend downwardly relative to cross bar portion 51, and pothook 53 is in opening
Upward hook-shaped.The gear cap 21 of after-frame pin 2, which is stretched into lock box 3, occupies space more in sliding block 4, passes through setting and sliding block
The cross bar portions 51 of 4 connections extend downwardly the opposing rail portion 51 of deformations 52 along horizontal-extending, so more to space hold
Deformations 52 will not interfere with gear cap 21, improve space utilization effect, pothook 53 is easily installed and dismantled in hook-shaped, is improved
Property easy to use.
As illustrated, the bottom of lock box 3 offers the notch 34 run through.By opening up notch 34 in the bottom of lock box 3, so
The ponding of the energy of lock box 3 is effectively discharged, avoid causing corrosion to the energy part of sliding block 4, influence using effect and coordinate stable
Property.Lock box 3 also includes connecting plate 6, and connecting plate 6 is located at the lower section of notch 34 and the size of connecting plate 6 is more than the notch 34, the company
Fishplate bar 6 offers bar hole 61 and through hole 62, and pothook 53 is connected through bar hole 61 with through hole 62.By in notch 34
Lower section sets connecting plate 6, and bar hole 61 and through hole 62 is opened up on connecting plate 6, such pothook 53 through bar hole 61 with
Through hole 62 is connected, and bar hole 61 and through hole 62 limit pothook 53 and rotated relative to connecting plate 6 jointly, and holding structure is stable, draws
Spring 5 can apply upward pulling force to connecting plate 6, keep it in the lower section of notch 34, when needing to be dismantled, operator's force
Connecting plate 6 is pulled down, easily can be pulled down the pothook 53 exposed, dismounting convenience is high.Preferably, the top surface of sliding block 4
Middle part is connected with draw ring 7.To ensure locking effect, the coefficient of elasticity of extension spring 5 is often bigger, by being set at the top of sliding block 4
Draw ring 7 is put, person easy to operation, which exerts a force, pulls sliding block 4, improves property easy to use.
Embodiment two：
The present embodiment is a kind of folding bicycle, and this automobile has and the identical self-lock protection mechanism of embodiment one.Pass through
The self-lock protection mechanism of folding bicycle is applied on folding bicycle, makes the locking anticreep effect of folding bicycle more preferable and grasps
It is convenient to make.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (10)
1. a kind of self-lock protection mechanism of folding bicycle, including front frame (1) and for the front frame (1) snap lock
After-frame pin (2), the front end of the after-frame pin (2) has gear cap (21), has lock box (3), institute on the front frame (1)
Stating gear cap (21) can penetrate to the lock box (3), it is characterised in that the inner chamber of the lock box (3) is embedded with can relative lock box
(3) sliding block (4) to move up and down, the inside of the sliding block (4) are provided with extension spring (5), upper end and the sliding block (4) of the extension spring (5)
Connection, the lower end of the extension spring (5) are connected to the bottom of lock box (3), and the front end face of the sliding block (4) offers card interface (41), institute
Stating the top edge of card interface (41) can be engaged by clamping with the gear cap (21), and the side of the sliding block (4) offers extension up and down
Waist-shaped hole (42), the madial wall of the lock box (3) is fixed with and can work as institute along the bearing pin one (31) of waist-shaped hole (42) relative motion
When stating bearing pin one (31) and being located at the bottom of the waist-shaped hole (42), the top edge and the gear cap (21) of the card interface (41) are de-
From.
2. the self-lock protection mechanism of folding bicycle according to claim 1, it is characterised in that the waist-shaped hole (42)
Width is more than the external diameter of the bearing pin one (31), the lock box (3) face corresponding with the sliding block (4) front end face for from lower and
On the inclined-plane (32) that turns forward, front end face and the inclined-plane (32) of the sliding block (4) mutually recline.
3. the self-lock protection mechanism of folding bicycle according to claim 1 or 2, it is characterised in that the sliding block (4)
Side is further opened with the limited mouth (43) extended up and down, and the madial wall of the lock box (3) is further fixed on can be with the limited mouth
(43) bearing pin two (33) coordinated, the width of the limited mouth (43) are more than the external diameter of the bearing pin two (33), the extension spring (5)
Upper end edge be laterally positioned between the bearing pin one (31) and bearing pin two (33), when the bearing pin one (31) and bearing pin two (33) point
Not Wei Yu the waist-shaped hole (42) and limited mouth (43) top when, the front end face of the sliding block (4) is interior with the lock box (3)
Side wall mutually reclines.
4. the self-lock protection mechanism of folding bicycle according to claim 2, it is characterised in that before the sliding block (4)
End face has the draw runner (44) of some extensions up and down, and the top surface of the draw runner (44) can mutually recline with the inclined-plane (32).
5. the self-lock protection mechanism of folding bicycle according to claim 1 or 2, it is characterised in that extension spring (5) bag
The cross bar portion (51) being sequentially connected from top to bottom, deformations (52) and pothook (53) are included, the cross bar portion (51) is horizontal-extending
And outer end is connected with sliding block (4), the deformations (52) extend downwardly relative to the cross bar portion (51), the pothook
(53) in opening up hook-shaped.
6. the self-lock protection mechanism of folding bicycle according to claim 1 or 2, it is characterised in that the lock box (3)
Bottom offers the notch (34) run through.
7. the self-lock protection mechanism of folding bicycle according to claim 6, it is characterised in that the lock box (3) is also wrapped
Connecting plate (6) is included, the connecting plate (6) is located at the lower section of the notch (34) and the size of connecting plate (6) is more than the notch
(34), the connecting plate (6) offers bar hole (61) and through hole (62), the pothook (53) through the bar hole (61) with
The through hole (62) is connected.
8. the self-lock protection mechanism of folding bicycle according to claim 1 or 2, it is characterised in that the card interface
(41) there is spigot surface (45) on the outside of edge.
9. the self-lock protection mechanism of folding bicycle according to claim 1 or 2, it is characterised in that the sliding block (4)
Draw ring (7) is connected with the middle part of top surface.
10. a kind of folding bicycle, it is characterised in that this folding bicycle has according to any one of claim 1-9
Folding bicycle self-lock protection mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310520.2A CN107856795B (en) | 2017-12-11 | 2017-12-11 | Self-locking protection mechanism of folding bicycle and folding bicycle with self-locking protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310520.2A CN107856795B (en) | 2017-12-11 | 2017-12-11 | Self-locking protection mechanism of folding bicycle and folding bicycle with self-locking protection mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107856795A true CN107856795A (en) | 2018-03-30 |
| CN107856795B CN107856795B (en) | 2023-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711310520.2A Active CN107856795B (en) | 2017-12-11 | 2017-12-11 | Self-locking protection mechanism of folding bicycle and folding bicycle with self-locking protection mechanism |
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| CN (1) | CN107856795B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114919685A (en) * | 2022-05-23 | 2022-08-19 | 东莞市轻麦电子科技有限公司 | Folding mechanism and have this folding mechanism's scooter |
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| CN106945776A (en) * | 2017-05-06 | 2017-07-14 | 浙江凯驰电动科技有限公司 | A kind of vehicle frame of folding bicycle |
| CN207657966U (en) * | 2017-12-11 | 2018-07-27 | 浙江凯驰电动科技有限公司 | A kind of self-lock protection mechanism of folding bicycle and the folding bicycle with it |
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| CN1156105A (en) * | 1996-11-28 | 1997-08-06 | 鲍建华 | Full-foldable bicycle |
| US6270095B1 (en) * | 2000-04-25 | 2001-08-07 | Joe Lee | Foldable skate board scooter |
| JP2004182215A (en) * | 2002-10-08 | 2004-07-02 | Atlas Auto:Kk | Foldable bicycle |
| CN201573747U (en) * | 2009-09-30 | 2010-09-08 | 王文鸿 | Self-locking folder of bicycle |
| CN104029777A (en) * | 2014-01-16 | 2014-09-10 | 浙江贝欧复合材料制造有限公司 | Universal self-locking anti-vibration device of transformable bicycle |
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| CN106945776A (en) * | 2017-05-06 | 2017-07-14 | 浙江凯驰电动科技有限公司 | A kind of vehicle frame of folding bicycle |
| CN207657966U (en) * | 2017-12-11 | 2018-07-27 | 浙江凯驰电动科技有限公司 | A kind of self-lock protection mechanism of folding bicycle and the folding bicycle with it |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114919685A (en) * | 2022-05-23 | 2022-08-19 | 东莞市轻麦电子科技有限公司 | Folding mechanism and have this folding mechanism's scooter |
| CN114919685B (en) * | 2022-05-23 | 2023-06-27 | 东莞市轻麦电子科技有限公司 | Folding mechanism and scooter with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107856795B (en) | 2023-06-30 |
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