A kind of campus bicycle storage device
Technical field
The present invention relates to a kind of storage devices, are in particular a kind of campus bicycle storage devices.
Background technique
Present campus environment is become better and better, more and more, the beautiful teaching building of greening, comfortable student dormitory, completely
Students' dining hall.School brings us comfortable environment.Bicycle is gone to school and left school for us provides the convenience of traffic, however school
Parking facility also rest in the past, in order to follow the paces in epoch closely.So devising this campus bicycle storage device.
Summary of the invention
The present invention provides a kind of campus bicycle storage device, is that not only can drive swivel mount by motor beneficial to benefit
Rotation changes parking position, can also be by sliding rack come folding and unfolding bicycle;And self-locking device can be very good protection voluntarily
Vehicle.
In order to solve the above technical problems, the present invention relates to a kind of storage devices, it is in particular a kind of campus bicycle
Storage device, including pivoted frame, sliding rack, motor, bracket, self-locking device can not only drive swivel mount rotation by motor, change
Become parking position, it can also be by sliding rack come folding and unfolding bicycle;And self-locking device can be very good protection bicycle.
Swivel mount is made of ring gear, swivel mount, sliding groove, bicycle sliding groove;Ring gear is located at the outside of sliding rack, ring gear
Positioned at the middle part of sliding rack, ring gear is engaged with intermediate gear;Swivel mount is cylindrical body, and swivel mount external process has ring gear, rotation
Frame external process has twice sliding groove, and eight bicycle sliding grooves are machined with inside swivel mount;Sliding groove is located at the outer of swivel mount
Side, sliding groove are located at the two sides of ring gear, contact in sliding groove with movable pulley;Bicycle sliding groove is equipped with eight, bicycle sliding
Slot position is equipped with sliding rack inside the inside of swivel mount, bicycle sliding groove;
Bicycle sliding groove is made of limit plate, limited screw, sliding slot, advance ball;Limit plate is rectangle, limit plate
Positioned at the top of bicycle sliding groove, limit plate is the two sides with bicycle sliding groove, is machined with through-hole, limit plate on limit plate
Lower part is equipped with advance ball;Limited screw passes through the through-hole on limit plate, and limited screw is threadedly engaged with swivel mount;Sliding slot position
Inside swivel mount, sliding slot section is U-shaped, and sliding slot two sides are equipped with advance ball;Advance ball a part is installed on limit plate
On, advance ball a part is installed on sliding slot two sides, and advance ball is contacted with sliding rack;
Sliding rack by locating rod, connection steel wire, lock pin spring, sliding shoe, directive wheel, connection ring, connecting rod, linkage steel wire,
Spring block, sliding rack, reset spring, pedal composition;Locating rod be it is cylindric, locating rod is located at the top of connecting rod, and locating rod is led to
It crosses pin to be fixed on connecting rod, connection ring is installed in the middle part of locating rod;Connection steel wire both ends are connected with connecting rod, and connection steel wire passes through
Directive wheel connects steel wire;Lock pin spring is located in the spring groove on sliding rack, is connected to one with spring block on the left of lock pin spring
It rises, on the right side of lock pin spring and sliding rack joint;Sliding shoe is cuboid, and sliding shoe is welded on the two sides of sliding rack, sliding shoe
Upper and lower two sides are contacted with advance ball;Directive wheel a part is contacted with connection steel wire, and directive wheel a part is contacted with linkage steel wire;
Connection ring is located in locating rod;Connecting rod top is connected by pin with locating rod, and connecting rod lower part is connected by pin with sliding rack
It connects, is machined with connecting hole in the middle part of connecting rod, connecting rod connecting hole is connected with steel wire is connect;The steel wire that links is equipped with two, and link steel wire
It is connected with spring block, passes through pedal in the middle part of linkage steel wire;There are four spring block is set, spring block is rectangle, spring block one end
For triangle, spring block side is connected with linkage steel wire, and spring block side is contacted with lock pin spring;Sliding rack is rectangle,
It is provided with rectangular recess in the middle part of sliding rack, sliding rack lower part is contacted with sliding slot;Reset spring is located at the middle part of sliding rack, resets bullet
Spring is located at the lower part of pedal;Pedal is located at the middle part of sliding rack, linkage steel wire is passed through in the middle part of pedal, reset spring is arranged at pedal lower part
Contact;
Connection ring is made of latch plate, connector, connecting spring;Latch plate top be semi-annular shape, latch plate lower part with
Connecting spring contact;Connector is located at the top of locating rod, and connector is ellipticity;Connecting spring is located at the inside of locating rod,
Connecting spring top is contacted with latch plate;
Motor is made of motor, intermediate gear, motor gear;Motor is located at the right side of swivel mount, the shaft connection of motor
On motor gear;Intermediate gear side is engaged with ring gear, and intermediate gear side is engaged with motor gear, and intermediate gear passes through axis
It is connected with bracket;Motor gear is located at the right side of motor, and motor gear is fixed on motor shaft, and motor gear is nibbled with intermediate gear
It closes;
Bracket is made of movable pulley, bracket, connecting shaft, bearing cap;Movable pulley is located at the both ends of bracket, and movable pulley is fixed on
One end of connecting shaft, movable pulley are contacted with sliding groove;Bracket is C font, and bracket both ends are connected with connecting shaft, and bracket is located at rotation
The lower part of pivoted frame, bracket are connected by movable pulley with swivel mount;Connecting shaft is located at the both ends of bracket, and connecting shaft is cylindrical body,
One end of the connecting shaft is fixed together with movable pulley, and one end of the connecting shaft is installed on the both ends of bracket by bearing;Bearing cap is semicircle
Shape, bearing cap, which is screwed, is equipped with bearing, bearing cap internal bearings and connecting shaft in the middle part of the both ends of bracket, bearing cap
It is fixed together;
Self-locking device by foot-operated pin, step on pin spring, the anti-spring that pushes away forms;Foot-operated pins position in one end of bicycle sliding groove,
Foot-operated pin is L shape, rides pin a part and sliding rack end thereof contacts, and riding the processing of pin lower part, there are two spring eyes;Step on pin spring
If there are two, it is larger to step on one length of pin spring, in the right side cotter way of foot-operated pin, steps on one, pin spring shorter, is located at foot
It steps in the left side cotter way of pin;The anti-other end for pushing away spring and being located at sliding rack, the anti-spring one end that pushes away is contacted with sliding rack, counter to push away spring
The other end and swivel mount joint;
Swivel mount is cylindrical body, swivel mount inner hollow, is machined with eight bicycle sliding grooves, bicycle inside swivel mount
Sliding rack is installed, swivel mount lower part is equipped with by bracket, and swivel mount external process has sliding groove, and swivel mount is logical inside sliding groove
Movable pulley is crossed to be connected with bracket;Sliding rack is rectangle, and sliding rack is located inside bicycle sliding groove, is equipped on sliding rack
Four connecting rods;Motor is located at the right side of bracket, and motor is engaged by motor gear with intermediate gear, and intermediate gear is nibbled with ring gear
It closes;Bracket is located at the lower part of swivel mount, and bracket is in contact by movable pulley with swivel mount;Self-locking device is located at the two of sliding rack
Side, self-locking device are installed on swivel mount, self-locking device one end be equipped with it is counter push away spring, the anti-spring that pushes away is fixed on swivel mount.
As advanced optimizing for the technical program, advance ball described in a kind of campus bicycle storage device of the present invention is pacified
Loaded on limit plate, advance ball is installed on sliding slot two sides.
As advanced optimizing for the technical program, connected on steel wire described in a kind of campus bicycle storage device of the present invention
Portion is fixed together with connecting rod, and connection steel wire lower part is contacted with directive wheel.
As advanced optimizing for the technical program, directive wheel described in a kind of campus bicycle storage device of the present invention passes through
Pin is fixed on sliding rack.
A kind of campus bicycle storage device of the invention has the beneficial effect that
A kind of campus bicycle storage device of the present invention can not only drive swivel mount rotation by motor, change parking
Position, can also be by sliding rack come folding and unfolding bicycle;And self-locking device can be very good protection bicycle.
Detailed description of the invention
The present invention will be further described in detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of campus bicycle storage device of the present invention.
Fig. 2 is a kind of other direction structural schematic diagram of campus bicycle storage device of the present invention.
Fig. 3 is a kind of 1 structural schematic diagram of swivel mount of campus bicycle storage device of the present invention.
Fig. 4 is a kind of sliding groove 1-4 structural schematic diagram of campus bicycle storage device of the present invention.
Fig. 5 is a kind of 2 structural schematic diagram of sliding rack of campus bicycle storage device of the present invention.
Fig. 6 is a kind of 2 other side structural schematic diagram of sliding rack of campus bicycle storage device of the present invention.
Fig. 7 is a kind of connection ring 2-6 structural schematic diagram of campus bicycle storage device of the present invention.
Fig. 8 is a kind of 3 structural schematic diagram of motor of campus bicycle storage device of the present invention.
Fig. 9 is a kind of 4 structural schematic diagram of bracket of campus bicycle storage device of the present invention.
Figure 10 is a kind of 5 structural schematic diagram of self-locking device of campus bicycle storage device of the present invention.
In figure: swivel mount 1;Ring gear 1-1;Swivel mount 1-2;Sliding groove 1-3;Bicycle sliding groove 1-4;Limit plate 1-4-1;
Limited screw 1-4-2;Sliding slot 1-4-3;Advance ball 1-4-4;Sliding rack 2;Locating rod 2-1;Connect steel wire 2-2;Lock pin spring
2-3;Sliding shoe 2-4;Directive wheel 2-5;Connection ring 2-6;Latch plate 2-6-1;Connector 2-6-2;Connecting spring 2-6-3;Connecting rod
2-7;Link steel wire 2-8;Spring block 2-9;Sliding rack 2-10;Reset spring 2-11;Pedal 2-12;Motor 3;Motor 3-1;It is intermediate
Gear 3-2;Motor gear 3-3;Bracket 4;Movable pulley 4-1;Bracket 4-2;Connecting shaft 4-3;Bearing cap 4-4;Self-locking device 5;Foot
Step on pin 5-1;Step on pin spring 5-2;It is counter to push away spring 5-3.
Specific embodiment
Specific embodiment 1:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9,10, the present invention relates to a kind of storage device,
It in particular is a kind of campus bicycle storage device, including swivel mount 1, sliding rack 2, motor 3, bracket 4, self-locking device 5,
Swivel mount rotation can be not only driven by motor, change parking position, it can also be by sliding rack come folding and unfolding bicycle;And
Self-locking device can be very good protection bicycle.
Swivel mount 1 is made of ring gear 1-1, swivel mount 1-2, sliding groove 1-3, bicycle sliding groove 1-4;Ring gear 1-1 is located at
The outside of sliding rack 1-2, ring gear 1-1 are located at the middle part of sliding rack 1-2, and ring gear 1-1 is engaged with intermediate gear 3-2;Swivel mount 1-2
For cylindrical body, swivel mount 1-2 external process has ring gear 1-1, and swivel mount 1-2 external process has twice sliding groove 1-3, swivel mount 1-
Eight bicycle sliding groove 1-4 are machined with inside 2;Sliding groove 1-3 is located at the outside of swivel mount 1-2, and sliding groove 1-3 is located at ring gear
The two sides of 1-1, sliding groove 1-3 is interior to be contacted with movable pulley 4-1;Bicycle sliding groove 1-4 is equipped with eight, bicycle sliding groove 1-4
Positioned at the inside of swivel mount 1-2, sliding rack 2 is installed inside bicycle sliding groove 1-4;
Bicycle sliding groove 1-4 is by limit plate 1-4-1, limited screw 1-4-2, sliding slot 1-4-3, advance ball 1-4-4 group
At;Limit plate 1-4-1 is rectangle, and limit plate 1-4-1 is located at the top of bicycle sliding groove 1-4, and limit plate 1-4-1 is and oneself
It drives a vehicle the two sides of sliding groove 1-4, is machined with through-hole on limit plate 1-4-1, the lower part limit plate 1-4-1 is equipped with advance ball 1-4-
4;Limited screw 1-4-2 passes through the through-hole on limit plate 1-4-1, and limited screw 1-4-2 is threadedly engaged with swivel mount 1-2;Sliding slot
1-4-3 is located inside swivel mount 1-2, and the section sliding slot 1-4-3 is U-shaped, and the two sides sliding slot 1-4-3 are equipped with advance ball 1-4-4;It is sliding
Dynamic ball 1-4-4 a part is installed on limit plate 1-4-1, and advance ball 1-4-4 a part is installed on the two sides sliding slot 1-4-3,
Advance ball 1-4-4 is contacted with sliding rack 2;Swivel mount Principle of Rotating: motor 3-1 is accessed in control circuit, starts motor 3-
1.Motor 3-1 rotation drives machine shaft rotation, and motor gear 3-3 is fixed on machine shaft, so motor gear 3-3 revolves
Turn.Motor gear 3-3 is meshed with intermediate gear 3-2, and motor gear 3-3 drives intermediate gear 3-2 rotation.Intermediate gear 3-2
It is meshed with ring gear 1-1, intermediate gear 3-2 drives ring gear 1-1 rotation.Ring gear 1-1 is located at the outside of swivel mount 1, so rotation
Frame 1 rotates;
Sliding rack 2 is by locating rod 2-1, connection steel wire 2-2, lock pin spring 2-3, sliding shoe 2-4, directive wheel 2-5, connection ring
2-6, connecting rod 2-7, linkage steel wire 2-8, spring block 2-9, sliding rack 2-10, reset spring 2-11, pedal 2-12 composition;Locating rod
2-1 be it is cylindric, locating rod 2-1 is located at the top of connecting rod 2-7, and locating rod 2-1 is fixed on connecting rod 2-7 by pin, locating rod
Connection ring 2-6 is installed in the middle part of 2-1;The connection both ends steel wire 2-2 are connected with connecting rod 2-7, and connection steel wire 2-2 passes through directive wheel 2-
5, connect steel wire 2-2;Lock pin spring 2-3 is located in the spring groove on sliding rack 2-10, the left side lock pin spring 2-3 and spring block 2-
9 link together, on the right side of the lock pin spring 2-3 and joint sliding rack 2-10;Sliding shoe 2-4 is cuboid, sliding shoe 2-4 welding
In the two sides of sliding rack 2-10, the two sides sliding shoe 2-4 or more are contacted with advance ball 1-4-4;Directive wheel 2-5 a part with connect
Steel wire 2-2 contact, directive wheel 2-5 a part are contacted with linkage steel wire 2-8;Connection ring 2-6 is located on locating rod 2-1;Connecting rod 2-7
Top is connected by pin with locating rod 2-1, and the lower part connecting rod 2-7 is connected by pin with sliding rack 2-10, in the middle part of connecting rod 2-7
It is machined with connecting hole, connecting rod 2-7 connecting hole is connected with steel wire 2-2 is connect;The steel wire 2-8 that links is equipped with two, and link steel wire 2-8
It is connected with spring block 2-9, passes through pedal 2-12 in the middle part of linkage steel wire 2-8;There are four spring block 2-9 is set, spring block 2-9 is length
Rectangular, the one end spring block 2-9 is triangle, and the side spring block 2-9 is connected with linkage steel wire 2-8, the side spring block 2-9 and lock
Sell spring 2-3 contact;Sliding rack 2-10 is rectangle, is provided with rectangular recess, the lower part sliding rack 2-10 in the middle part of sliding rack 2-10
It is contacted with sliding slot 1-4-3;Reset spring 2-11 is located at the middle part of sliding rack 2-10, and reset spring 2-11 is located under pedal 2-12
Portion;Pedal 2-12 is located at the middle part of sliding rack 2-10, and linkage steel wire 2-8 is passed through in the middle part of pedal 2-12, and the lower part pedal 2-12 has multiple
Position spring 2-11 contact;
Connection ring 2-6 is made of latch plate 2-6-1, connector 2-6-2, connecting spring 2-6-3;The top latch plate 2-6-1
For semi-annular shape, the lower part latch plate 2-6-1 is contacted with connecting spring 2-6-3;Connector 2-6-2 is located at the top of locating rod 2-1,
Connector 2-6-2 is ellipticity;Connecting spring 2-6-3 is located at the inside of locating rod 2-1, the top connecting spring 2-6-3 and spring
Plate 2-6-1 contact;Foot-operated pin 5-1 is pressed downwards, at this time the limitation of the foot-operated pin 5-1 of sliding rack 2, push away spring the other end is counter
It will be ejected under the action of 5-3.Bicycle, which is pushed to sliding rack 2, makes wheel as in 2 central slot of sliding rack, presses downwards
Bicycle, pressure will be acted on spring block 2-9 by wheel, spring block 2-9 compress lock pin spring 2-3, tire will under
It falls.When tire encounter connection steel wire 2-2 after, pull down connection steel wire 2-2, connection steel wire 2-2 will with connecting rod 2-7 to
Lower movement, connecting rod 2-7 drive locating rod 2-1 in top mobile to centre.Connection ring 2-6 on connecting rod 2-1 can be covered in wheel
Axis both ends.After wheel is fallen, spring block 2-9 acts on reset lock pin spring 2-3's, and bicycle is lockked;By sliding rack 2
It pushes back, rides pin 5-1 and reset;
Motor 3 is made of motor 3-1, intermediate gear 3-2, motor gear 3-3;Motor 3-1 is located at the right side of swivel mount 1,
The shaft of motor 3-1 is connected on motor gear 3-3;The side intermediate gear 3-2 is engaged with ring gear 1-1, the side intermediate gear 3-2
It is engaged with motor gear 3-3, intermediate gear 3-2 is connected by axis with bracket 4;Motor gear 3-3 is located at the right side of motor 3-1,
Motor gear 3-3 is fixed on motor shaft, and motor gear 3-3 is engaged with intermediate gear 3-2;
Bracket 4 is made of movable pulley 4-1, bracket 4-2, connecting shaft 4-3, bearing cap 4-4;Movable pulley 4-1 is located at bracket 4-2
Both ends, movable pulley 4-1 is fixed on one end of connecting shaft 4-3, and movable pulley 4-1 is contacted with sliding groove 1-3;Bracket 4-2 is C word
Shape, the both ends bracket 4-2 are connected with connecting shaft 4-3, and bracket 4-2 is located at the lower part of swivel mount 1, and bracket 4-2 passes through movable pulley 4-1
It is connected with swivel mount 1;Connecting shaft 4-3 is located at the both ends of bracket 4-2, and connecting shaft 4-3 is cylindrical body, the one end connecting shaft 4-3 with
Movable pulley 4-1 is fixed together, and the one end connecting shaft 4-3 is installed on the both ends of bracket 4-2 by bearing;Bearing cap 4-4 is semicircle
Shape, bearing cap 4-4, which is screwed in the middle part of the both ends of bracket 4-2, bearing cap 4-4, is equipped with bearing, inside bearing cap 4-4
Bearing is fixed together with connecting shaft 4-3;Movable pulley 4-1 is located at the both ends of bracket 4, and movable pulley 4-1 is located in sliding groove 1-3
Portion, sliding groove 1-3 are located on swivel mount 1.When motor 3 drives swivel mount 1 to rotate, sliding groove and movable pulley 4-1 phase mutual friction,
Movable pulley 4-1 rotation.There are four movable pulley 4-1 is set, movable pulley 4-1 supports swivel mount 1;
Self-locking device 5 by foot-operated pin 5-1, step on pin spring 5-2, the anti-spring 5-3 that pushes away is formed;Foot-operated pin 5-1 is located at bicycle
One end of sliding groove 1-4, riding pin 5-1 is L shape, rides pin 5-1 a part and 2 end thereof contacts of sliding rack, rides the pin lower part 5-1
There are two spring eyes for processing;It steps on there are two pin spring 5-2 sets, it is larger to step on mono- length of pin spring 5-2, positioned at foot-operated pin 5-1's
In the cotter way of right side, step on that pin spring 5-2 is mono- shorter, in the left side cotter way of foot-operated pin 5-1;The anti-spring 5-3 that pushes away is located at sliding
The other end of frame 2, the anti-one end spring 5-3 that pushes away is contacted with sliding rack 2, counter to push away the spring 5-3 other end and 1 joint of swivel mount;It presses
Dynamic foot-operated pin 5-1 pops up sliding rack 2.Press the pedal 2-12 at 2 middle part of sliding rack.Pedal 2-12 will be moved downward, pedal
2-12 drives linkage steel wire 2-8 to move downward, and linkage steel wire 2-8 drives spring block 2-9 to move to two sides, can be taken off bicycle;
Swivel mount 1 is cylindrical body, and 1 inner hollow of swivel mount is machined with eight bicycle sliding groove 1-4 inside swivel mount 1,
Sliding rack 2 is installed, 1 lower part of swivel mount is equipped with by bracket 4, and 1 external process of swivel mount has cunning inside bicycle sliding groove 1-4
Dynamic slot 1-4, swivel mount 1 are connected by movable pulley 4-1 with bracket;Sliding rack 2 is rectangle, and it is sliding that sliding rack 2 is located at bicycle
Inside dynamic slot 1-4, there are four connecting rods for installation on sliding rack 2;Motor 3 is located at the right side of bracket 4, and motor 3 passes through motor gear
3-3 is engaged with intermediate gear 3-2, and intermediate gear 3-2 is engaged with ring gear 1-1;Bracket 4 is located at the lower part of swivel mount 1, and bracket 4 is logical
Movable pulley 4-1 is crossed to be in contact with swivel mount 1;Self-locking device 5 is located at the two sides of sliding rack 2, and self-locking device 5 is installed on swivel mount 1
On, 5 one end of self-locking device be equipped with it is counter push away spring 5-3, the anti-spring 5-3 that pushes away is fixed on swivel mount 1.
Specific embodiment 2:
Illustrate that present embodiment, present embodiment make embodiment one below with reference to Fig. 1,2,3,4,5,6,7,8,9,10
It further illustrates, the advance ball 1-4-4 is installed on limit plate 1-4-1, and advance ball 1-4-4 is installed on sliding slot 1-4-3
Two sides.
Specific embodiment 3:
Illustrate that present embodiment, present embodiment make embodiment one below with reference to Fig. 1,2,3,4,5,6,7,8,9,10
It further illustrates, the connection top steel wire 2-2 is fixed together with connecting rod 2-2, the connection lower part steel wire 2-2 and directive wheel 2-
5 contacts.
Specific embodiment 4:
Illustrate that present embodiment, present embodiment make embodiment one below with reference to Fig. 1,2,3,4,5,6,7,8,9,10
It further illustrates, the directive wheel 2-5 is fixed on sliding rack 2 by pin.
The working principle of the invention is: swivel mount Principle of Rotating: motor 3-1 being accessed in control circuit, motor 3- is started
1.Motor 3-1 rotation drives machine shaft rotation, and motor gear 3-3 is fixed on machine shaft, so motor gear 3-3 revolves
Turn.Motor gear 3-3 is meshed with intermediate gear 3-2, and motor gear 3-3 drives intermediate gear 3-2 rotation.Intermediate gear 3-2
It is meshed with ring gear 1-1, intermediate gear 3-2 drives ring gear 1-1 rotation.Ring gear 1-1 is located at the outside of swivel mount 1, so rotation
Frame 1 rotates.
Bracket support concept;Movable pulley 4-1 is located at the both ends of bracket 4, and movable pulley 4-1 is located inside sliding groove 1-3, sliding
Slot 1-3 is located on swivel mount 1.When motor 3 drives swivel mount 1 to rotate, sliding groove and movable pulley 4-1 phase mutual friction, movable pulley
4-1 rotation.There are four movable pulley 4-1 is set, movable pulley 4-1 supports swivel mount 1.
Bicycle fixing device: pressing downwards foot-operated pin 5-1, at this time the limitation of the not foot-operated pin 5-1 of sliding rack 2, another
One end is counter, which to push away, will be ejected under the action of spring 5-3.Bicycle, which is pushed to sliding rack 2, keeps wheel recessed as 2 middle part of sliding rack
In slot, bicycle is pressed downwards, and pressure will be acted on spring block 2-9 by wheel, and spring block 2-9 compresses lock pin spring 2-
3, tire will fall.After tire encounters connection steel wire 2-2, connection steel wire 2-2 is pulled down, connection steel wire 2-2 will band
Connecting rod 2-7 move down, connecting rod 2-7 drives locating rod 2-1 in top mobile to centre.Connection ring on connecting rod 2-1
2-6 can cover at axletree both ends.After wheel is fallen, spring block 2-9 acts on reset lock pin spring 2-3's, by bicycle
It locks;Sliding rack 2 is pushed back, pin 5-1 is ridden and resets.
Bicycle takes out: pressing foot-operated pin 5-1 and pops up sliding rack 2.Press the pedal 2-12 at 2 middle part of sliding rack.Pedal
2-12 will be moved downward, and pedal 2-12 drives linkage steel wire 2-8 to move downward, and linkage steel wire 2-8 drives spring block 2-9 to two
Side movement, can be taken off bicycle.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art
The variations, modifications, additions or substitutions that those of ordinary skill is made within the essential scope of the present invention also belong to guarantor of the invention
Protect range.