CN2417258Y

CN2417258Y - Two purpose and theft-proof bicycle lock

Info

Publication number: CN2417258Y
Application number: CN 00217259
Authority: CN
Inventors: 陈明伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-04-12
Filing date: 2000-04-12
Publication date: 2001-01-31
Anticipated expiration: 2010-04-12

Abstract

The utility model relates to a dual-purpose and theftproof bicycle lock which comprises an annular lock casing with an opening, a lock loop which is positioned in the lock casing, and an on-off mechanism which is used for driving the lock loop to rotate in the lock casing. The utility model is characterized in that the tail part of the lock loop is provided with a set bar, and the tail end of the set bar is provided with a protrusion. A lock hook is arranged in a position corresponding to the lock casing, and the tail part of the lock hook extends into the lock casing. The action of the lock hook is controlled by the protrusion of the set bar. Other parts of the lock hook are positioned outside the lock casing, and form the annular lock with a hook seat which is fixed to the lock casing into a whole. The proposal is adopted, when a person rides a bicycle in a rainy day, the person can lock the bicycle, a raincoat and other articles are simultaneously locked by the utility model, therefore the trouble for taking the wet raincoat and other articles is avoided.

Description

The dual-purpose bicycle theftproof lock

The utility model relates to a kind of anti-theft lock for bicycle, refers in particular to a kind of dual-purpose bicycle theftproof lock.

Existing various bicycle lock often just has bigger improvement on theftproof performance; but in people's daily life, regular meeting runs into the rainy day and wears the situation that raincoat is gone out by bike, arrive the destination after; the raincoat that do not stop of dripping has just become people's burden, is afraid of again onboard to be taken away by the people if raincoat put.In addition, also usually some thing need be locked together with bicycle, and as umbrella, school bag etc., prior art does not address the above problem.

The purpose of this utility model is to provide a kind of bicycle that both can pin at the present situation of above-mentioned prior art, can pin the new bicycle two-purpose theft lock of raincoat and other article again.

Scheme of the present utility model is: this dual-purpose bicycle theftproof lock, comprise the annular lock housing with opening, the lock ring that is positioned at lock housing and drive the switching mechanism that lock ring rotates in lock housing, it is characterized in that: be provided with a locking bolt at described lock ring afterbody, the end of locking bolt has an outstanding position, and the correspondence position of lock housing is provided with latch hook, the afterbody of latch hook stretches in the lock housing, its action is controlled by the outstanding position of described locking bolt, other position of latch hook is positioned at outside the lock housing, and and constitutes a ring lock with hook seat that lock housing is fixed as one.

Adopt such scheme, the rainy day, people can pin raincoat and other article when pinning bicycle by bike the time, thus the trouble of avoided taking wet raincoat and other article.

Description of drawings:

Fig. 1 is the structural representation of the utility model one embodiment open mode;

Fig. 2 is the structural representation of the utility model one embodiment closed condition.

The utility model is described in further detail below in conjunction with accompanying drawing:

The utility model is the improvement to existing annular bicycle lock, and such ring lock is fixed near the bicycle quick the vehicle frame, and the switching by lock ring realizes control that vehicle wheel spoke is rotated.An embodiment of the present utility model is a theftproof lock as shown in Figure 1, 2, and its mechanism that drives that lock ring rotates is the rack-and-pinion coupling mechanism, and driving mechanism is that the annular bicycle lock of extension spring and other mechanism is applicable to the utility model too in addition.1,2 couples of embodiment of the present utility model are described further below in conjunction with accompanying drawing.As shown in Figure 1, 2, this dual-purpose bicycle theftproof lock comprises the tapered end 2 and the lock body of outer cover lock housing 4 having keyhole 9 on the tapered end 2, and the key rotation of inserting keyhole 9 can drive a gear 1 and rotate simultaneously.Lock body is made of tooth bar 3 and lock ring 5, and an end and the lock ring of tooth bar 3 are fixedly connected.Tapered end 2 is that rack-and-pinion connects with lock body.The scheme of present embodiment is the locking bolt 8 that is fixedly connected of the other end at tooth bar 3, is provided with a latch hook 6 and hook seat 7 on lock housing 4.

Fig. 1 is the structural representation of the utility model one embodiment open mode, and when locking, elder generation is organized into raincoat a branch of, puts into latch hook 6, latch hook 6 is pressed in the hook seat 7 again.Key turns clockwise this moment, key driven gear 1 also turns clockwise, gear 1 drives tooth bar 3 and is rotated counterclockwise, the lock ring 5 and the lock wheel that connect with tooth bar 3 also are rotated counterclockwise simultaneously, and when lock ring 5, when being rotated to position shown in Figure 2 with tooth bar 3 and locking bolt 8, bicycle is locked by lock ring 5, simultaneously, one distal process of locking bolt 8 goes out the afterbody that the position has also propped up latch hook 6 tightly, and latch hook 6 can not be pulled out from hook seat 7, and raincoat also is lockable.

When unblanking, be rotated counterclockwise key earlier, key driven gear 1 is rotated counterclockwise, gear 1 drive tooth bar 3 and lock ring 5, locking bolt 8 turn clockwise, when the position that is threaded to as shown in Figure 1, bicycle lock is opened, and the outstanding position of locking bolt 8 also disappears to the pressure of the afterbody of latch hook 6, at this moment, with pulling the hook 6 of unblanking, take out raincoat, then, can press last latch hook 6 again, make latch hook 6 fixing by hook seat 7.

This ring lock can also pin other article such as umbrella, book strap.

Claims

1. dual-purpose bicycle theftproof lock, comprise the annular lock housing with opening, the lock ring that is positioned at lock housing and drive the switching mechanism that lock ring rotates in lock housing, it is characterized in that: be provided with a locking bolt at described lock ring afterbody, the end of locking bolt has an outstanding position, and the correspondence position of lock housing is provided with latch hook, the afterbody of latch hook stretches in the lock housing, its action is controlled by the outstanding position of described locking bolt, other position of latch hook is positioned at outside the lock housing, and and constitutes a ring lock with hook seat that lock housing is fixed as one.

2. dual-purpose bicycle theftproof lock as claimed in claim 1 is characterized in that: described switching mechanism is the rack-and-pinion coupling mechanism.