CN201012728Y - Bicycle frame with theft-proof lock - Google Patents

Abstract

The utility model is a frame of a bicycle and an electric bicycle with an anti-theft lock. At present, the frame of a bicycle is a single part of the bicycle without anti-theft function. When a theft steals a bicycle, the bicycle can be stolen just by broking the lock without damaging the parts of the bicycle. The utility model is characterized in that the lock and the frame are made to be integrated. Fork levers of the frame are fixed with lock bases. A lock bar with a lock core is inserted in the lock base of another fork lever from one side lock base. For the lock bar passes through a back wheel rim, the back wheel cannot rotate. Therefore, except for a frame function, the anti-theft frame is also an anti-theft lock. When the thief steals the bicycle, the frame has to be destroyed to be stolen. For the lock core is arranged in the lock base, the hardness of the lock broken is improved and the weight and the cost for adding a lock is reduced.

Description

A kind of cycle frame that has anti-theft column lock

The utility model field

The utility model is a kind of bicycle and Electrical Bicycle vehicle frame that has anti-theft column lock, belongs to traffic five metals field.(hereinafter to be referred as antitheft vehicle frame)

Background technology

At present, cycle frame is the mono-bicycle assembly parts, does not have anti-theft feature, and the thief only needs lockset is pried open, and do not need bicycle assembly parts is damaged when stealing car, just can steal bicycle.

The utility model content

The purpose of this utility model is to provide a kind of cycle frame that has anti-theft column lock for society.Make it to increase robber's car difficulty.Its technical characterstic is, lockset and vehicle frame are made one, and promptly an all intrinsic lock on the vehicle frame fork arm is inserted in the lock of another fork arm in a lock by a locking bar that has lock core.Because locking bar is to pass through in the trailing wheel wheel rim, therefore trailing wheel can't be rotated.Therefore, this antitheft vehicle frame is except having the vehicle frame function, and still one anti-theft column lock.When little robber when stealing car, vehicle frame must be destroyed, just can steal bicycle.Because the lock core position is enclosed within the lock the inside, therefore increased the difficulty of picking lock, also reduced the cost that bicycle locks in addition simultaneously.

Description of drawings

Fig. 1, be the structure cutaway view of antitheft vehicle frame

Fig. 2, be the lateral plan of antitheft vehicle frame

Among the figure, 1 right strut, 2 left struts, 3 vehicle frames, 4 locks, 5 left fork arms, 6 lock cores, 7 locking bars, 8 lock bar seats, 9 right fork arms.

The specific embodiment

From accompanying drawing, an all intrinsic lock 4 and lock bar seat 8 on the left fork arm 5 of vehicle frame 3 and right fork arm 9 or right strut 1, the left strut 2 intert only solid by a locking bar 7 that has lock core 6 in lock 4 and lock bar seat 8.Dead bolt is flexible by key control, in the time will locking car, and the swing key, dead bolt is protruding, falls into the inside groove of lock 4, thereby makes locking bar 7 fixed ending.Because locking bar 7 interts in bicycle rim, therefore also just bicycle is pinned.When needs are unblanked, turn on key, the inside groove of lock 4 is withdrawed from the dead bolt indentation, and this hour locking lever 7 just can be extracted out outside the lock 4, sees accompanying drawing.Locking bar 7 end method admittedly in addition to the above methods, also can adopt other method to end admittedly.

The utlity model has the anti-theft capability extra-heavy, stiffness is big, and the thief must destroy the difficulty that vehicle frame has increased picking lock as stealing car, has also reduced the weight and the cost that lock and increase because of other simultaneously, and practicality is very strong.Be suitable for various bicycles and Electrical Bicycle.

Claims (2)

1. cycle frame that has anti-theft column lock, formed by vehicle frame, lock, lock core, locking bar, be it is characterized in that: an all intrinsic lock (4) and lock bar seat (8) on the left fork arm (5) of vehicle frame (3) and right fork arm (9) or left strut (2) and right strut (1).

2. according to the described cycle frame that has anti-theft column lock of claim 1, it is characterized in that: in lock (4) and lock bar seat (8), intert only solid by a locking bar (7) that has lock core (6).

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