CN219257600U

CN219257600U - Electric bicycle front fork with anti-theft alarm function

Info

Publication number: CN219257600U
Application number: CN202223312479.1U
Authority: CN
Inventors: 吴强; 杨海斌
Original assignee: Tianjin Kuma Electric Bicycle Co ltd
Current assignee: Tianjin Kuma Electric Bicycle Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-27
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses an electric bicycle front fork with an anti-theft alarm function, which comprises a front fork assembly, wherein a frame connecting piece is arranged at the upper end of the front fork assembly, a plurality of tooth-shaped semi-rings are arranged at the lower side of the frame connecting piece, a plurality of driving pieces are arranged at the inner sides of the tooth-shaped semi-rings, each driving piece comprises a rotating shaft and a driving gear, and a locking piece is arranged at the lower end of the rotating shaft. According to the utility model, through the matched use of the driving piece and the locking piece, when the parking is powered off, the electromagnetic clutch is powered off and closed, so that the connecting shaft and the rotating shaft are linked and coaxially rotated, the headstock is rotated, the front fork vertical pipe and the electromagnetic clutch are rotated, the rotating shaft and the driving gear are rotated along the tooth-shaped half ring, the rotating shaft rotates to drive the connecting shaft and the locking cam to rotate ninety degrees, the locking cam is abutted with the hub of the electric bicycle to realize braking locking, and then the headstock of the electric bicycle can be automatically locked by a key, so that the electric bicycle is more convenient.

Description

Electric bicycle front fork with anti-theft alarm function

Technical Field

The utility model relates to the technical field of electric bicycles, in particular to an electric bicycle front fork with an anti-theft alarm function.

Background

The electric bicycle is also called as an electric bicycle, and is one of the vehicles used in daily life of people, and is popular with people because of small and exquisite appearance and convenient parking. When the electric vehicle is not needed to be used, a vehicle owner can lock the electric vehicle for theft prevention by using a vehicle lock or adopting a vehicle head lock of the electric vehicle. However, in the prior art, after the electric vehicle head lock is locked, the electric vehicle can still be pushed to a certain extent, and after the head is lifted for many times to align the direction, the electric vehicle can still be pushed away, so that the anti-theft cannot be effectively performed.

Disclosure of Invention

The utility model aims to provide an electric bicycle front fork with an anti-theft alarm function, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric bicycle front fork with burglar alarm function, includes the front fork assembly, the upper end of front fork assembly is provided with the frame connecting piece, the downside of frame connecting piece is provided with a plurality of profile of tooth semi-ring, the inboard of profile of tooth semi-ring is provided with a plurality of driving piece, the driving piece includes pivot and drive gear, the lower extreme of pivot is provided with the retaining member.

Preferably, the upper end of the frame connecting piece is provided with a vibration alarm, and the vibration alarm is electrically connected with the electric power output end of the electric bicycle.

Preferably, the front fork assembly comprises a front fork vertical pipe, fork shoulders, two damping supporting pipes and two wheel connecting pieces, wherein the front fork vertical pipe is rotationally arranged on the frame connecting pieces, the fork shoulders are arranged at the lower ends of the front fork vertical pipe, the two damping supporting pipes are arranged at the lower ends of the fork shoulders, and the two wheel connecting pieces are arranged at the lower ends of the damping supporting pipes.

Preferably, the two damping support pipes are respectively sleeved with a reinforcing plate, and the frame connecting piece is connected with a frame of the electric bicycle.

Preferably, the two rotating shafts are arranged at the lower end of the frame connecting piece, the driving gear is arranged on the rotating shafts, and the two rotating shafts are respectively meshed with the two corresponding tooth-shaped semi-rings.

Preferably, the locking piece comprises an electromagnetic clutch, a connecting shaft and a locking cam, wherein the electromagnetic clutch is arranged at the lower end of the rotating shaft, the connecting shaft is arranged at the lower end of the electromagnetic clutch, the locking cam is arranged at the lower end of the electromagnetic clutch, the connecting shaft penetrates through the reinforcing plate and is rotationally connected with the reinforcing plate, the locking cam is an elliptic wheel, and the electromagnetic clutch is electrically connected with a controller of the electric bicycle.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the matched use of the driving piece and the locking piece, when the parking is powered off, the electromagnetic clutch is powered off and closed, so that the connecting shaft and the rotating shaft are linked and coaxially rotated, the headstock is rotated, the front fork vertical pipe and the electromagnetic clutch are rotated, the rotating shaft and the driving gear are rotated along the tooth-shaped half ring, the rotating shaft rotates to drive the connecting shaft and the locking cam to rotate ninety degrees, the locking cam is abutted with the hub of the electric bicycle to realize brake locking, and then the headstock of the electric bicycle can be automatically locked by a key, so that the electric bicycle is more convenient;

2. the utility model also uses the vibration alarm in a matched way, when the vehicle head is locked, the vibration alarm is started, and when strong vibration is encountered, the vibration alarm works to give an alarm, so that the safety is higher.

Drawings

FIG. 1 is a perspective view of a first view of the present utility model;

FIG. 2 is a schematic view of a second perspective view of the present utility model;

fig. 3 is a schematic perspective view of a third perspective view of the present utility model.

In the figure: 1. a front fork assembly; 11. a front fork riser; 12. fork shoulders; 13. damping support tube; 14. a wheel connection; 2. a frame connection; 3. tooth-shaped semi-rings; 4. a driving member; 41. a rotating shaft; 42. a drive gear; 5. a locking member; 51. an electromagnetic clutch; 52. a connecting shaft; 53. locking the cam; 6. a vibration alarm; 7. reinforcing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides an electric bicycle front fork with burglar alarm function, includes front fork assembly 1 that is connected with electric bicycle locomotive, and frame connecting piece 2 is installed to front fork assembly 1's upper end, and a plurality of profile of tooth semi-ring 3 is installed to frame connecting piece 2's downside, and a plurality of driving piece 4 is installed to profile of tooth semi-ring 3's inboard, and driving piece 4 includes pivot 41 and drive gear 42, and retaining member 5 is installed to pivot 41's lower extreme;

the upper end of the frame connecting piece 2 is provided with a vibration alarm 6, and the vibration alarm 6 is electrically connected with the power output end of the electric bicycle; the front fork assembly 1 comprises a front fork vertical pipe 11, a fork shoulder 12, two damping support pipes 13 and two wheel connecting pieces 14, wherein the front fork vertical pipe 11 is arranged on the frame connecting piece 2 through a bearing, the fork shoulder 12 is arranged at the lower end of the front fork vertical pipe 11, the two damping support pipes 13 are arranged at the lower end of the fork shoulder 12, and the two wheel connecting pieces 14 are arranged at the lower ends of the damping support pipes 13; the two damping support pipes 13 are respectively sleeved with a reinforcing plate 7, and the frame connecting piece 2 is connected with a frame of the electric bicycle; two rotating shafts 41 are arranged at the lower end of the frame connecting piece 2, a driving gear 42 is arranged on the rotating shafts 41, and the two rotating shafts 41 are respectively meshed with the two corresponding tooth-shaped semi-rings 3; the locking piece 5 comprises an electromagnetic clutch 51, a connecting shaft 52 and a locking cam 53, wherein the electromagnetic clutch 51 is arranged at the lower end of the rotating shaft 41, the connecting shaft 52 is arranged at the lower end of the electromagnetic clutch 51, the locking cam 53 is arranged at the lower end of the electromagnetic clutch 51, the connecting shaft 52 penetrates through the reinforcing plate 7 and is connected with the reinforcing plate 7 through a bearing, the locking cam 53 is an elliptic wheel, the electromagnetic clutch 51 is a power-off combined electromagnetic clutch, and the electromagnetic clutch 51 is electrically connected with a controller of the electric bicycle.

Working principle: when the electric bicycle is locked, the electric bicycle is closed, when the electric bicycle is stopped and powered off, the electromagnetic clutch 51 is powered off and combined, the connecting shaft 52 and the rotating shaft 41 are linked and coaxially rotated, the bicycle head is rotated, the front fork assembly 1, the wheels, the reinforcing plate 7 and the electromagnetic clutch 51 are synchronously rotated, the rotating shaft 41 and the driving gear 42 are rotated along the tooth-shaped semi-ring 3, the driving gear 42 is driven to rotate, the connecting shaft 41 is driven by the driving shaft 41 to rotate ninety degrees with the locking cam 53, the locking cam 53 is abutted with the hub of the electric bicycle to realize brake locking, and then the bicycle head is automatically locked by a key.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Electric bicycle front fork with burglar alarm function, including front fork assembly (1), its characterized in that: the front fork assembly comprises a front fork assembly body and is characterized in that a frame connecting piece (2) is arranged at the upper end of the front fork assembly body (1), a plurality of tooth-shaped semi-rings (3) are arranged on the lower side of the frame connecting piece (2), a plurality of driving pieces (4) are arranged on the inner sides of the tooth-shaped semi-rings (3), each driving piece (4) comprises a rotating shaft (41) and a driving gear (42), and a locking piece (5) is arranged at the lower end of each rotating shaft (41).

2. The electric bicycle front fork with an anti-theft alarm function according to claim 1, characterized in that: the upper end of the frame connecting piece (2) is provided with a vibration alarm (6), and the vibration alarm (6) is electrically connected with the electric power output end of the electric bicycle.

3. The electric bicycle front fork with an anti-theft alarm function according to claim 2, characterized in that: the front fork assembly (1) comprises a front fork vertical pipe (11), fork shoulders (12), two damping supporting pipes (13) and two wheel connecting pieces (14), wherein the front fork vertical pipe (11) is rotationally arranged on a frame connecting piece (2), the fork shoulders (12) are arranged at the lower ends of the front fork vertical pipe (11), the two damping supporting pipes (13) are arranged at the lower ends of the fork shoulders (12), and the two wheel connecting pieces (14) are arranged at the lower ends of the damping supporting pipes (13).

4. A front fork of an electric bicycle with an anti-theft alarm function according to claim 3, characterized in that: reinforcing plates (7) are sleeved on the two damping supporting tubes (13), and the frame connecting piece (2) is connected with a frame of the electric bicycle.

5. The electric bicycle front fork with an anti-theft alarm function according to claim 4, wherein: the two rotating shafts (41) are arranged at the lower end of the frame connecting piece (2), the driving gear (42) is arranged on the rotating shafts (41), and the two rotating shafts (41) are respectively meshed with the two corresponding tooth-shaped semi-rings (3).

6. The electric bicycle front fork with an anti-theft alarm function according to claim 5, wherein: the locking piece (5) comprises an electromagnetic clutch (51), a connecting shaft (52) and a locking cam (53), wherein the electromagnetic clutch (51) is arranged at the lower end of a rotating shaft (41), the connecting shaft (52) is arranged at the lower end of the electromagnetic clutch (51), the locking cam (53) is arranged at the lower end of the electromagnetic clutch (51), the connecting shaft (52) penetrates through a reinforcing plate (7) and is rotationally connected with the reinforcing plate (7), the locking cam (53) is an elliptical wheel, and the electromagnetic clutch (51) is electrically connected with a controller of an electric bicycle.