CN210478891U

CN210478891U - Bicycle parking pile

Info

Publication number: CN210478891U
Application number: CN201921384033.5U
Authority: CN
Inventors: 徐佶婧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-25
Filing date: 2019-08-25
Publication date: 2020-05-08
Anticipated expiration: 2029-08-25

Abstract

The utility model discloses a bicycle parking stake, which comprises a bracket, the support includes the front wheel storehouse of enclosing formation by two support lateral wall board clamps, support lateral wall board top is provided with support upper cover plate, its characterized in that: the support upper cover plate is provided with a slidable saddle anti-theft plate, a slidable front wheel driving plate is arranged in the front wheel bin, a transmission mechanism is arranged between the front wheel driving plate and the saddle anti-theft plate, and the front end of the front wheel bin is provided with a front wheel baffle hinged with the support. The utility model discloses front wheel, frame and the saddle that can make the bicycle all obtain omnidirectional anti-theft protection, and convenient operation.

Description

Bicycle parking pile

[ technical field ] A method for producing a semiconductor device

The utility model relates to a bicycle parking equipment's technical field especially relates to a bicycle parking stake.

[ background of the invention ]

The mountain bike is a very common vehicle for field riding, and in order to adapt to complex terrains and medium and high-grade mountain bikes, a frame of the mountain bike has the characteristics of high strength and light weight; the front wheel is usually provided with a quick-release structure, so that the front wheel is convenient to disassemble and assemble; the saddle has the quick-release adjusting function, and the saddle supporting rod can be easily taken down together.

The anti-theft problem of the mountain bike in public places is difficult to solve all the time, and the main idea in the market at present is to adopt a thickened bicycle explosion-proof lock to strive for preventing the bicycle lock from being broken and opened by violent disassembling tools such as hydraulic shears. However, the weight of the reinforced bicycle lock is much larger than that of a common bicycle lock, and the bicycle is worn by suspending the bicycle lock on a bicycle frame for a long time, and when the bicycle is ridden on muddy complex terrain, the bicycle lock can collide with the bicycle frame, so that noise and further wear are caused; in addition, the prior mountain bike is not enough to use only one bike lock to protect the front wheel from being disassembled, protect the saddle from being disassembled, and protect the frame or the whole bike from being forcibly removed and stolen. None of the above problems has been solved well.

In view of the above, there is a need to develop an apparatus for protecting mountain bikes in all directions in public.

[ Utility model ] content

The utility model aims at solving the problem among the prior art, provide a bicycle parking stake, the front wheel that can make the bicycle, frame and saddle all obtain omnidirectional anti-theft protection, and convenient operation.

In order to achieve the above object, the utility model provides a bicycle parking stake, which comprises a bracket, the support includes the front wheel storehouse that encloses the formation by two support lateral wall board clamps, support lateral wall board top is provided with support upper cover plate, its characterized in that: the support upper cover plate is provided with a slidable saddle anti-theft plate, a slidable front wheel driving plate is arranged in the front wheel bin, a transmission mechanism is arranged between the front wheel driving plate and the saddle anti-theft plate, and the front end of the front wheel bin is provided with a front wheel baffle hinged with the support; the front wheel driving plate is linked with the front wheel baffle plate through a connecting rod, and when the front wheel driving plate moves from the front end limit position to the rear end limit position of the front wheel bin, the front wheel baffle plate correspondingly turns from a horizontal posture to a vertical posture; the front wheel baffle is provided with a lockset, and when the front wheel baffle is positioned at a vertical position, the front wheel baffle is locked on the bracket; the front wheel driving plate is further linked with the saddle anti-theft plate through the transmission mechanism, when the front wheel driving plate moves from the front end limit position to the rear end limit position of the front wheel bin, the saddle anti-theft plate extends outwards from the inside of the support upper cover plate, the movement direction of the saddle anti-theft plate is opposite to that of the front wheel driving plate, and in any time period, the displacement of the saddle anti-theft plate is twice of that of the front wheel driving plate.

Preferably, the transmission mechanism comprises a first chain and a second chain which are linear and arranged in parallel, a third chain which is in a closed loop shape, a first chain wheel, a second chain wheel, a third chain wheel, a second chain wheel support, a first chain wheel support, a second chain wheel support and a third chain wheel support; the first chain is fixed at the bottom of the seat anti-theft plate, the second chain support is fixed at the bottom of the support upper cover plate, the second chain is fixed on the second chain support, the second chain wheel support and the third chain wheel support are respectively fixed at two ends of the bottom of the support upper cover plate, the second chain wheel and the third chain wheel are respectively and rotatably arranged on the second chain wheel support and the third chain wheel support, and the third chain is meshed with and mounted on the second chain wheel and the third chain wheel; the axes of the second chain wheel and the third chain wheel are both vertical to the axis of the first chain wheel; a third chain between the second chain wheel and the third chain wheel is provided with a first belt edge chain link and a second belt edge chain link which are connected, and the first belt edge chain link and the second belt edge chain link are respectively positioned on two sides of a middle surface formed by the axes of the second chain wheel and the third chain wheel; the first chain wheel support is fixed on the first belt edge chain link, the first chain wheel is rotatably arranged on the first chain wheel support, the first chain wheel is positioned between the first chain and the second chain, and the first chain wheel is respectively meshed and connected with the first chain and the second chain; and a transmission bracket is fixed on the second belt edge chain link and is fixedly connected with the front wheel driving plate.

Preferably, the bracket upper cover plate is internally provided with a horizontally arranged accommodating square groove, and the seat anti-theft plate is slidably arranged in the accommodating square groove; a first chain groove is formed in the bottom of the seat anti-theft plate, and the first chain is fixed in the first chain groove; the bottom of the upper cover plate of the support is provided with a first chain wheel groove, and a part of gear teeth of the first chain wheel penetrate through the first chain wheel groove and then are meshed with the first chain.

Preferably, a pulley bracket is arranged on a rear end wall plate of the front wheel driving plate, and one or more pulleys are arranged on the pulley bracket; after the pulley contacts with the front wheel of the bicycle, the friction resistance between the front wheel of the bicycle and the front wheel driving plate is reduced when the front wheel rotates and pushes the front wheel driving plate to horizontally slide.

Preferably, a first slide rail is further arranged on the inner side of the side wall plate of the bracket, and a first slide block on the first slide rail is fixedly connected with the side wall of the front wheel driving plate.

Preferably, a key hole of the lock is located on the outer side of the front wheel baffle, a lock tongue of the lock extends out of the side edge of the front wheel baffle, a lock tongue hole is formed in the side wall of the front wheel bin, and when the front wheel baffle is in a vertical posture, the lock tongue is embedded into the lock tongue hole, so that the front wheel baffle is fixed on the support.

Preferably, two ends of the connecting rod are respectively hinged with the front wheel driving plate and the front wheel baffle plate, and the two connecting rods are respectively positioned at two sides of the front wheel baffle plate.

Preferably, a second sliding rail is further arranged between the second chain wheel support and the third chain wheel support, and a sliding block of the second sliding rail is fixedly connected with the first chain wheel support.

Preferably, the top of the seat anti-theft plate is provided with an inclined surface with a high rear end and a low front end.

Preferably, a handlebar accommodating groove is formed in the joint of the front end of the side wall plate of the support and the upper cover plate of the support, a rear mounting hole communicated with the front wheel bin is formed in the rear end of the support, and a rear cover plate is arranged on the rear mounting hole.

The utility model has the advantages that:

when the front wheel of the bicycle is pushed into the front wheel bin, the front wheel of the bicycle pushes the front wheel driving plate into the rear end of the front wheel bin from the front end of the front wheel bin, and the front wheel baffle plate is synchronously erected and locked on the bracket under the driving of the connecting rod, so that the locking protection of the bicycle is easily completed; in the technical scheme, the front wheel bin is arranged, so that after the front wheel baffle is erected, the bicycle cannot move backwards, the wheel shaft of the front wheel is difficult to touch manually, and the quick-release structure of the front wheel is difficult to open and take down the front wheel, so that the front wheel and the frame are protected;

in the technical scheme, the transmission mechanism consisting of a plurality of groups of chain wheels and chains is arranged, so that the seat anti-theft plate synchronously extends out of the accommodating square groove on the upper cover plate of the bracket in the process that the front wheel driving plate moves towards the rear part of the front wheel bin, because the meshing point of the first chain wheel and the second chain is taken as a speed instant center at any moment when the first chain wheel rotates, the instant speed of the meshing point of the first chain wheel and the first chain in the horizontal direction is twice as fast as the instant speed of the wheel shaft of the first chain wheel in the horizontal direction, the moving distance of the seat anti-theft plate in any time period is twice as long as the moving distance of the front wheel driving plate, although the front wheel driving plate can only move a small section of displacement in the front wheel bin due to structural limitation, the seat anti-theft plate can move a section of larger displacement, when the seat anti-theft plate extends outwards from the accommodating square groove to a limit position, the saddle will be located the below of saddle theftproof board, consequently locks the back when the bicycle by the front wheel baffle, and the quick detach structure can be opened to the saddle, but has one section saddle bracing piece in the saddle support, and saddle upper portion space is limited, so the saddle can't take off from the frame with the saddle bracing piece together, has also had the theftproof guard action to the saddle.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a top view of the present invention;

FIG. 2 is a sectional view A-A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 2;

fig. 4 is a front view of the present invention;

FIG. 5 is a cross-sectional view C-C of FIG. 4;

FIG. 6 is a cross-sectional view taken along line D-D of FIG. 2;

FIG. 7 is a cross-sectional view E-E of FIG. 2;

FIG. 8 is an enlarged view of portion F of FIG. 6;

fig. 9 is a perspective view of a bracket according to the present invention;

FIG. 10 is a schematic view of the initial position of the parking pile for the bicycle according to the present invention;

FIG. 11 is a schematic view of the locked position of the bicycle in accordance with the present invention;

FIG. 12 is a schematic view of the transmission structure of the present invention after the bicycle is locked;

FIG. 13 is a schematic perspective view of the locked bicycle of the present invention;

fig. 14 is a schematic view of a practical application of the present invention.

In the figure: 1-bracket, 2-bicycle, 3-saddle anti-theft plate, 4-front wheel drive plate, 5-first chain wheel bracket, 7-second chain bracket, 8-first chain, 9-second chain, 11-third chain, 12-transmission mechanism cover plate, 13-transmission bracket, 14-second slide rail, 15-first slide rail, 16-front wheel baffle plate, 17-connecting rod, 19-pulley bracket, 21-pulley, 22-rear cover plate, 23-lockset, 25-rubber lock cover, 1 a-lock tongue hole, 1 b-bracket side wall plate, 1 c-bracket upper cover plate, 1 d-front wheel bin, 1 e-accommodating square groove, 1 f-handlebar accommodating groove, 1 g-rear mounting hole, 1 h-first chain wheel groove, 6 a-first sprocket, 6 b-second sprocket, 6 c-third sprocket, 10 a-second sprocket support, 10 b-third sprocket support, 11 a-second belt edge link, 11 b-first belt edge link.

[ detailed description ] embodiments

Referring to fig. 1-13, the utility model relates to a bicycle parking stake, including support 1, as shown in fig. 9, support 1 includes the front wheel storehouse 1d that encloses the formation by two support side wall panels 1b clamps, support side wall panel 1b top is provided with support upper cover plate 1c, its characterized in that: the support upper cover plate 1c is provided with a slidable saddle anti-theft plate 3, a slidable front wheel driving plate 4 is arranged in the front wheel bin, a transmission mechanism is arranged between the front wheel driving plate 4 and the saddle anti-theft plate 3, and the front end of the front wheel bin 1d is provided with a front wheel baffle 16 hinged with the support 1; the front wheel driving plate 4 is linked with the front wheel baffle 16 through a connecting rod 17, and when the front wheel driving plate 4 moves from the front end limit position to the rear end limit position of the front wheel bin 1d, the front wheel baffle 16 correspondingly rotates from a horizontal posture to a vertical posture; the front wheel baffle plate is provided with a lock 23, and when the front wheel baffle plate 16 is positioned at a vertical position, the front wheel baffle plate 16 is locked on the bracket 1; the front wheel driving plate 4 is also linked with the seat anti-theft plate 3 through the transmission mechanism, when the front wheel driving plate 4 moves from the front end limit position to the rear end limit position of the front wheel bin 1d, the seat anti-theft plate 3 extends outwards from the support upper cover plate 1c, the moving direction of the seat anti-theft plate 3 is opposite to that of the front wheel driving plate 4, and in any time period, the displacement of the seat anti-theft plate 3 is twice that of the front wheel driving plate 4.

As shown in fig. 3, 5 and 8, the transmission mechanism includes a first chain 8 and a second chain 9 which are in a straight line type and arranged parallel to each other, a third chain 11 in a closed loop type, a first sprocket 6a, a second sprocket 6b and a third sprocket 6c, a second chain holder 7, a first sprocket holder 5, a second sprocket holder 10a and a third sprocket holder 10 b; the first chain 8 is fixed at the bottom of the seat anti-theft plate 3, the second chain support 7 is fixed at the bottom of the support upper cover plate 1c, the second chain 9 is fixed on the second chain support 7, the second sprocket support 10a and the third sprocket support 10b are respectively fixed at two ends of the bottom of the support upper cover plate 1c, the second sprocket 6b and the third sprocket 6c are respectively and rotatably arranged on the second sprocket support 10a and the third sprocket support 10b, and the third chain 11 is engaged and installed on the second sprocket 6b and the third sprocket 6 c; the axes of the second chain wheel 6b and the third chain wheel 6c are both vertical to the axis of the first chain wheel 6 a; a first belt edge chain link 11b and a second belt edge link 11a are arranged on a third chain 11 between the second chain wheel 6b and the third chain wheel 6c, and the first belt edge chain link 11b and the second belt edge chain link 11a are respectively positioned on two sides of a middle plane formed by the axes of the second chain wheel 6b and the third chain wheel 6 c; the first chain wheel support 5 is fixed on the first belt edge chain link 11b, the first chain wheel 6a is rotatably arranged on the first chain wheel support 5, the first chain wheel 6a is positioned between the first chain 8 and the second chain 9, and the first chain wheel 6a is respectively meshed with the first chain 8 and the second chain 9; and a transmission bracket 13 is fixed on the second belt edge chain link 11a, and the transmission bracket 13 is also fixedly connected with the front wheel driving plate 4.

A horizontally arranged accommodating square groove 1e is arranged in the bracket upper cover plate 1c, and the seat anti-theft plate 3 is slidably arranged in the accommodating square groove 1 e; a first chain groove is formed in the bottom of the seat anti-theft plate 3, and the first chain 8 is fixed in the first chain groove; the bottom of the bracket upper cover plate 1c is provided with a first chain wheel groove 1h, and a part of gear teeth of the first chain wheel 6a penetrates through the first chain wheel groove 1h and then is meshed with the first chain 8.

A pulley bracket 19 is arranged on a rear end wall plate of the front wheel driving plate 4, and one or more pulleys 21 are arranged on the pulley bracket 19; after the pulley 21 contacts with the front wheel of the bicycle, the friction resistance between the front wheel of the bicycle and the front wheel driving plate 4 is reduced when the front wheel rotates and pushes the front wheel driving plate 4 to horizontally slide.

A first slide rail 15 is further arranged on the inner side of the bracket side wall plate 1b, and a first slide block on the first slide rail 15 is fixedly connected with the side wall of the front wheel driving plate 4.

The key hole of tool to lock 23 is located the outside of front wheel baffle 16, and the spring bolt of tool to lock 23 stretches out from the side of front wheel baffle 16, be provided with lock tongue hole 1a on the lateral wall of front wheel storehouse 1d, work as when front wheel baffle 16 is in perpendicular gesture, the spring bolt embedding is in lock tongue hole 1a makes front wheel baffle 16 fix on the support 1.

Two ends of the connecting rod 17 are respectively hinged with the front wheel driving plate 4 and the front wheel baffle 16, and the connecting rod 17 is provided with two connecting rods which are respectively positioned at two sides of the front wheel baffle 16.

A second slide rail 14 is further arranged between the second chain wheel support 10a and the third chain wheel support 10b, and a slide block of the second slide rail 14 is fixedly connected with the first chain wheel support 5.

The top of the seat anti-theft plate 3 is provided with an inclined surface with a high rear end and a low front end, and when the seat anti-theft plate 3 extends out of the accommodating square groove 1e, if rainfall occurs, rainwater can flow away along the inclined surface towards the rear wheel of the bicycle.

As shown in fig. 2 and 9, a handlebar receiving groove 1f is provided at a joint between a front end of the bracket side wall plate 1b and the bracket upper cover plate 1c, a rear mounting hole 1g penetrating the front wheel house 1d is provided at a rear end of the bracket 1, and a rear cover plate 22 is provided on the rear mounting hole 1 g.

A transmission mechanism cover plate 12 is arranged at the lower part of the transmission mechanism, the transmission mechanism cover plate 12 covers the transmission mechanism, and the transmission mechanism cover plate 12 is fixed at the bottom of the support upper cover plate 1c through screws; the transmission mechanism cover plate 12 is provided with a long slotted hole, and the transmission bracket penetrates through the long slotted hole.

The rubber lock cover 25 capable of being opened or closed is arranged at the key hole of the lock 23, and the cap of the rubber lock cover 25 has a certain height, so that when the key of the lock 23 is inserted into the key hole, the rubber lock cover 25 can completely cover the key, and rainwater is prevented from entering the key hole; the bottom of the bracket 1 is at a certain height, so that when the front wheel baffle 16 is in a horizontal posture, a gap is still formed between a key of the lock 23 and the ground; the lock can be a common spring lock from the market.

The utility model discloses the working process:

a. the parking pile is in a state of no bicycle parking: as shown in fig. 2, at this time, the seat theft preventing plate 3 is located in the accommodating square groove 1e, the front wheel fender 16 is unfolded outward and is in a horizontal posture, and the front wheel driving plate 4 is located at the front end position of the front wheel bin 1 d;

b. state of the bicycle just beginning to contact the front wheel drive plate 4: as shown in FIG. 10, a portion of the front wheel of the bicycle 2 is located between the sidewalls of the front wheel drive plate 4 and the front wheel abuts against the pulley 21;

c. process for locking the front wheel of a bicycle: starting from the critical position shown in fig. 10, the bicycle 2 is continuously pushed, the front wheel of the bicycle generates rolling friction with the pulley 21, the front wheel continuously moves forwards, the front wheel driving plate 4 is pushed by the pulley 21 to move towards the rear end of the bracket 1, the front wheel baffle 16 gradually rotates from the horizontal state to the vertical state under the linkage action of the connecting rod 17, when the front wheel baffle 16 is completely vertical, the bolt of the lock 23 is embedded into the bolt hole 1a, the rubber lock cover 25 shown in fig. 11 is opened, the front wheel baffle 16 is locked after the key is pulled out from the key hole, at this time, the front wheel of the bicycle can not be taken out from the bracket 1, and the quick release mechanism of the front wheel can not be opened and detached due to the narrow space, so that the front wheel and the frame are protected; when the front wheel baffle 16 is linked with the front wheel driving plate 4, the seat anti-theft plate 3 is also linked with the front wheel driving plate 4, and the specific process is as follows: when the front wheel driving plate 4 moves from the front end to the rear end of the bracket 1, the transmission bracket 13 drives the third chain 11 to rotate between the second chain wheel 10a and the third chain wheel 10b, and the second belt edge chain link 11a and the first belt edge chain link 11b are distributed on two sides of a middle plane formed by the axes of the second chain wheel 10a and the third chain wheel 10b, so that the moving directions of the second belt edge chain link 11a and the first belt edge chain link 11b are opposite; therefore, the first belt-side link 11b will drive the first sprocket 6a to move horizontally to the front end of the bracket 1, and since the second chain 9 is fixed on the second chain support 7 and is not movable, considering the meshing point of the first sprocket 6a and the second chain 9 as the instant center of speed, the speed of the horizontal direction at the central axis of the first sprocket 6a is half of the speed of the horizontal direction at the meshing point of the first sprocket 6a and the first chain 8, i.e. the horizontal moving speed of the first chain 8 is twice the horizontal moving speed of the first sprocket support 5, while the speed of the first sprocket support 5 and the transmission support 13 is the same, and since the first chain 8 is fixed at the bottom of the seat anti-theft plate 3, the moving distance of the seat anti-theft plate 3 at any time is twice the moving distance of the front wheel driving plate 4, for a common 17-inch mountain bike, the front wheel is pushed into the front wheel compartment 1d to provide the stroke for the front wheel driving plate 4, the saddle anti-theft plate 3 is extended from the accommodation square groove 1e and is positioned above the saddle of the bicycle, the saddle and the saddle bracket are fixed, so after the quick-release structure of the saddle bracket is opened, the saddle cannot be pulled out upwards from the frame, and because one part of the frame is positioned in the front wheel bin 1d, the saddle cannot be transferred to the position without the saddle anti-theft plate 3 above even if the handle bar or the frame is rotated by designing the upper cover plate 1c of the bracket and the accommodation square groove 1e to be wide enough, so that the saddle is protected.

d. Unlocking the bicycle: the rubber lock cover 25 is opened, a key is inserted into the key hole, the key is twisted to enable the lock tongue to retract from the lock tongue hole 1a, a front wheel baffle 16 is slightly pulled by hand, the bicycle retreats for a distance, after the key is loosened, the lock tongue is staggered with the lock tongue hole 1a, then the bicycle is pulled outwards, the front wheel abuts against the front wheel baffle 16, the front wheel baffle 16 is enabled to turn outwards, finally the bicycle exits from the parking pile, and the parking pile returns to the state without parking of the bicycle.

The application is not limited to a single independent parking pile, as shown in fig. 14, the parking piles can be arranged in a plurality of ways for use, and the sizes of the parking piles can be divided into a plurality of groups which correspond to mountain bikes with frames of different sizes on the market respectively, so that the application is more flexible and reliable.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. A bicycle parking stake which characterized in that: the bicycle seat anti-theft device comprises a support, wherein the support comprises a front wheel bin formed by two support side wall plates in a clamping and enclosing mode, a support upper cover plate is arranged at the top of each support side wall plate, a slidable bicycle seat anti-theft plate is arranged on each support upper cover plate, a slidable front wheel driving plate is arranged in each front wheel bin, a transmission mechanism is arranged between each front wheel driving plate and the corresponding bicycle seat anti-theft plate, and a front wheel baffle hinged to the support is arranged at the front end of each front wheel bin; the front wheel driving plate is linked with the front wheel baffle plate through a connecting rod, and when the front wheel driving plate moves from the front end limit position to the rear end limit position of the front wheel bin, the front wheel baffle plate correspondingly turns from a horizontal posture to a vertical posture; the front wheel baffle is provided with a lockset, and when the front wheel baffle is positioned at a vertical position, the front wheel baffle is locked on the bracket; the front wheel driving plate is further linked with the saddle anti-theft plate through the transmission mechanism, when the front wheel driving plate moves from the front end limit position to the rear end limit position of the front wheel bin, the saddle anti-theft plate extends outwards from the inside of the support upper cover plate, the movement direction of the saddle anti-theft plate is opposite to that of the front wheel driving plate, and in any time period, the displacement of the saddle anti-theft plate is twice of that of the front wheel driving plate.

2. A bicycle parking pile as defined in claim 1, wherein: the transmission mechanism comprises a first chain and a second chain which are linear and arranged in parallel, a third chain which is closed and annular, a first chain wheel, a second chain wheel and a third chain wheel, a second chain support, a first chain wheel support, a second chain wheel support and a third chain wheel support; the first chain is fixed at the bottom of the seat anti-theft plate, the second chain support is fixed at the bottom of the support upper cover plate, the second chain is fixed on the second chain support, the second chain wheel support and the third chain wheel support are respectively fixed at two ends of the bottom of the support upper cover plate, the second chain wheel and the third chain wheel are respectively and rotatably arranged on the second chain wheel support and the third chain wheel support, and the third chain is meshed with and mounted on the second chain wheel and the third chain wheel; the axis of the second chain wheel and/or the third chain wheel is vertical to the axis of the first chain wheel; a third chain between the second chain wheel and the third chain wheel is provided with a first belt edge chain link and a second belt edge chain link which are connected, and the first belt edge chain link and the second belt edge chain link are respectively positioned on two sides of a middle surface formed by the axes of the second chain wheel and the third chain wheel; the first chain wheel support is fixed on the first belt edge chain link, the first chain wheel is rotatably arranged on the first chain wheel support, the first chain wheel is positioned between the first chain and the second chain, and the first chain wheel is respectively meshed and connected with the first chain and the second chain; and a transmission bracket is fixed on the second belt edge chain link and is fixedly connected with the front wheel driving plate.

3. A bicycle parking pile as defined in claim 1, wherein: an accommodating square groove which is horizontally arranged is formed in the upper cover plate of the bracket, and the seat anti-theft plate is slidably arranged in the accommodating square groove; a first chain groove is formed in the bottom of the seat anti-theft plate, and the first chain is fixed in the first chain groove; the bottom of the upper cover plate of the support is provided with a first chain wheel groove, and a part of gear teeth of the first chain wheel penetrate through the first chain wheel groove and then are meshed with the first chain.

4. A bicycle parking pile as defined in claim 1, wherein: the rear end wallboard of the front wheel driving plate is provided with a pulley bracket, and the pulley bracket is provided with one or more pulleys.

5. A bicycle parking pile as defined in claim 1, wherein: and a first sliding rail is further arranged on the inner side of the side wall plate of the bracket, and a first sliding block on the first sliding rail is fixedly connected with the side wall of the front wheel driving plate.

6. A bicycle parking pile as defined in claim 1, wherein: the key hole of the lock is located on the outer side of the front wheel baffle, the lock tongue of the lock extends out of the side edge of the front wheel baffle, the side wall of the front wheel bin is provided with a lock tongue hole, and when the front wheel baffle is in a vertical posture, the lock tongue is embedded into the lock tongue hole, so that the front wheel baffle is fixed on the support.

7. A bicycle parking pile as defined in claim 1, wherein: the two ends of the connecting rod are respectively hinged with the front wheel driving plate and the front wheel baffle, and the two connecting rods are respectively positioned on two sides of the front wheel baffle.

8. A bicycle parking pile as defined in claim 2, wherein: and a second sliding rail is further arranged between the second chain wheel support and the third chain wheel support, and a sliding block of the second sliding rail is fixedly connected with the first chain wheel support.

9. A bicycle parking pile as defined in claim 1, wherein: the top of the seat anti-theft plate is provided with an inclined plane with a high rear end and a low front end.

10. A bicycle parking pile as defined in claim 1, wherein: the front end of the side wall plate of the bracket and the joint of the upper cover plate of the bracket are provided with a handlebar holding tank, the rear end of the bracket is provided with a rear mounting hole communicated with the front wheel bin, and the rear mounting hole is provided with a rear cover plate.