CN2262519Y - Bicycle lock - Google Patents

Abstract

The utility model relates to an anti-theft lock which is composed of a lock body, a lock beam, a pressure spring, a lock core and a clamp plate, wherein, the lock beam is arranged in the lock body, the lock beam is provided with two annular slots and sheathed with the pressure spring, one end of the lock beam, which is arranged in the lock body, is provided with a screw sleeve, and the other end of the lock beam is exposed at the external of the lock body; the lock core and the lock beam are intersected at 90 DGE and arranged in the lock body. The other side of the lock body, which is opposite to the lock core, is provided with the clamp plate. The clamp plate is fixed with the lock body through screws, and the circular part of the clamp plate is provided with ratchet pawls. The anti-theft lock is sheathed on a bicycle fork when used, and the bicycle lock is parallel to bicycle wheels. When the anti-theft lock is closed, the lock beam is inserted into the spaces between the bicycle spokes. The anti-theft lock has the advantages of simple structure, convenient use and good anti-theft performance.

Description

The new bicycle lock

The utility model relates to a kind of anti-theft column lock.

Existing bicycle lock generally has C shape lock, U-shaped lock and cable-type padlock several, and C shape lock shell is made with iron sheet, and the theftproof performance extreme difference can be opened with screwdriver; Though U-shaped lock theftproof performance is good, use very inconveniently, be difficult for hand-hole during locking, especially true during light difference, and also will be inserted in two other hole of lock body after the unlatching; Cable-type padlock uses also very inconvenient.

The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of new bicycle simple in structure, easy to use, that theftproof performance is good to lock.

The purpose of this utility model realizes by following measure:

The new bicycle lock, by lock body, lock bridge, stage clip, swivel nut, lock core, clamping plate and screw are formed, lock bridge is contained in also can be movable in lock body in the lock body, lock bridge is provided with two circular grooves and stage clip of suit, pack into an end of lock body of lock bridge is installed with swivel nut, the other end exposes outside the lock body, intersect at an angle of 90 with lock bridge in order to the lock core of control lock bridge moving direction and to be installed in the lock body, the clamping plate that one Ω shape is arranged at the another side of relative with lock core lock body, clamping plate are fixed together with screw and lock body, one end tight or that unload of screw is covered by lock bridge, and the annular position of clamping plate is provided with in order to strengthen the ratchet of fastening effect.

During use, the clamping plate of Ω shape are opened, interior (or outer) car of side of (or back) car fork is stuck before being enclosed within, and with screw this lock is fixed then, and lock is parallel to wheel plane, during the lock locking, in the space between lock bridge insertion rung bar.During locking, promote lock bridge, be sleeved on the stage clip of locking on the interior lock bridge and be compressed, lock core is moved lock bridge by retrograde rotation smoothly, and lock bridge spinning all-in-one-piece swivel nut protrusion lock body inserts between the rung bar realization locking; During unlatching, key is inserted lockhole, rotary locking cylinder forward, lock core loosens the control to lock bridge, the lock body that under the stage clip effect, swivel nut rebounded, thus realize opening.

It below is description of drawings.

Accompanying drawing is a structural representation of the present utility model.

Wherein, 1. swivel nut, 2. screw, 3. lock body, 4. clamping plate, 5. circular groove, 6. circular groove, 7. stage clip, 8, lock bridge, 9. lock core, 10. ratchet, 11, lockhole.

The utility model is described in further detail below in conjunction with drawings and Examples:

Embodiment:

Structure of the present utility model as shown in drawings, lock bridge 8 is contained in the lock body 3, lock bridge 8 is provided with two circular grooves 5 and 6, stage clip 7 of suit outside the lock bridge 8 in lock body 3, pack into an end of lock body 3 of lock bridge 8 is installed with swivel nut 1, the other end exposes outside the lock body, intersect at an angle of 90 with lock bridge 8 in order to the lock core 9 of control lock bridge 8 moving directions and to be installed in the lock body 3, the clamping plate 4 that one Ω shape is arranged at the another side of relative with lock core 9 lock body 3, clamping plate 4 usefulness screws 2 are fixed together with lock body 3, are located in order to the ratchet 10 that strengthens fastening effect on the annular position of clamping plate 4.

Claims (1)

1. a new bicycle is locked, by lock body, lock bridge, stage clip, lock core and clamping plate are formed, it is characterized in that, lock bridge is contained in also can be movable in lock body in the lock body, lock bridge is provided with two circular grooves and stage clip of suit, pack into an end of lock body of lock bridge is installed with swivel nut, the other end exposes outside the lock body, intersect at an angle of 90 with lock bridge in order to the lock core of control lock bridge moving direction and to be installed in the lock body, the clamping plate that one Ω shape is arranged at the another side of the lock body relative with lock core, clamping plate are fixed together with screw and lock body, and an end tight or that unload of screw is covered by lock bridge, and the annular position of clamping plate is provided with in order to strengthen the ratchet of fastening effect.