CN2248231Y - Rotary-bolt lock for bicycle - Google Patents

Abstract

The utility model relates to a rotary-bolt lock for bicycles, which is characterized in that an annular latch rod with an opening and a restoring spring of the latch rod are sheathed in a circular tube; a lock body of the latch rod lock and a hole seat of an installing hole on a bicycle lock are respectively cast with the circular tube; therefore, the bicycle lock can not be prized and has the advantages of good anti-prizing performance and good anti-theft performance; besides, a lock core of the latch rod lock directly extends into the circular tube in the radial direction of the circular tube; the lock core of the latch rod lock and a locking groove on the latch rod form a locking structure to simplify the structure of the latch rod lock, which is one of the main characteristics of the utility model.

Description

Stopcock formula bicycle lock

The utility model relates to a kind of stopcock formula bicycle lock.

The design feature of stopcock formula bicycle lock is that latch lever is the looped rod of an opening, also be sleeved in the form of a ring and in the latch lever groove of opening, and is furnished with latch lever back-moving spring and latch lever lock, the latch lever groove is arranged on the groove seat, and notch is by the cover plate capping, and last, the left and right installing hole of latch lever lock and lock all are provided with on the cover board, this cover plate generally is a riveted with the groove seat, therefore be easy to be pried open, in case prized, lock promptly can disintegrate; In addition, latch lever lock operated by rotary motion is in a side of latch lever, and the lock core of rotation will could be controlled the locking or the unlock state of latch lever by lock bolt horizontally set and that be furnished with back-moving spring, and therefore, the structure of latch lever lock also seems complicated.

It is good that the purpose of this utility model provides a kind of theftproof performance, and stopcock formula bicycle lock simple in structure.

Solution of the present utility model is that described latch lever groove is arranged in the pipe of garden, the tube wall of this garden pipe is provided with the chute that the spanner for latch lever stretches out and slides, the lock body of latch lever lock is with garden Guan Zhuhe, lock core stretches into the latch lever groove from the radial direction of garden pipe, and constituting latch-up structure with the lock slots that is located on the latch lever, the last installing hole of lock is arranged on the hole seat with garden Guan Zhuhe.

Further illustrate detailed content of the present utility model below in conjunction with drawings and Examples.

Fig. 1 is a structure chart of the present utility model;

Fig. 2 is the A-A sectional drawing of Fig. 1;

Fig. 3 is the B-B sectional drawing of Fig. 1.

As shown in the figure, stopcock formula bicycle lock has latch lever 1, latch lever groove 2, latch lever back-moving spring 3, latch lever lock 4, installing hole 5 on the lock, the right installing hole 7 of lock left side installing hole 6 and lock, wherein latch lever 1 and latch lever back-moving spring 3 are sleeved in the latch lever groove 2, feature of the present utility model is that described latch lever groove 2 is arranged in the garden pipe 8, the tube wall of this garden pipe 8 is provided with the chute 10 that the spanner 9 for latch lever 1 stretches out and slides, the lock body 11 of latch lever lock 4 closes with 8 castings of garden pipe, lock core 12 stretches into latch lever groove 2 from the radial direction of garden pipe 8, and with the lock slots 13 formation latch-up structures that are located on the latch lever 1, the last installing hole 5 of lock is arranged on the hole seat 14 that closes with 8 castings of garden pipe, a lock left side, right installing hole 6,7 are arranged on a left side of managing 8 seam with the garden, right installing plate 15, on 16.Therefore above-mentioned latch lever spanner 9 is a riveted with latch lever 1, on garden pipe 8 fabrication hole will be set, treat that technology is finished after, with rivet 17 fabrication hole is sealed.For attractive in appearance, also consider the needs that latch lever back-moving spring 3 is installed, but at the two ends suit sheathing 18,19 of garden pipe 8, the two ends of latch lever back-moving spring 3 then are bearing in the hole shoulder of sheathing 18 respectively and are sleeved on the snap ring 20 on the latch lever 1.The design feature of latch lever lock 4 is to have cancelled axis with lock bolt and lock bolt back-moving spring the lock core axis normal and that stirred by lock core, other structure with known cylinder lock roughly the same is made up of lock body 11, lock core 12, lock core pin 21, lock core back-moving spring 22, lock core tack pellet shot from a slingshot 23, lock core knob pellet shot from a slingshot 24 and marble pressuring spring 25.

The latch lever of the stopcock formula bicycle lock of said structure and latch lever back-moving spring are sleeved in the garden pipe of both ends open only, latch lever lock and hole seat are again the casting combinations with the garden pipe, and the structure of latch lever lock more becomes to simplifying, therefore, structure of the present utility model is simpler, and the performance of pick-proof and anti-theft then improves more.

Claims (1)

1, a kind of have a latch lever, the latch lever groove, the latch lever back-moving spring, the stopcock formula bicycle lock of latch lever lock and lock installing hole, latch lever and latch lever back-moving spring are sleeved in the latch lever groove, it is characterized in that: described latch lever groove (2) is arranged in the garden pipe (8), the tube wall of this garden pipe (8) is provided with the chute (10) that the spanner (9) for latch lever (1) stretches out and slides, the lock body (11) of latch lever lock (4) closes with garden pipe (8) casting, lock core (12) stretches into latch lever groove (2) from the radial direction of garden pipe (8), and with lock slots (13) the formation latch-up structure that is located on the latch lever (1), the last installing hole (5) of lock is arranged on the hole seat (14) that closes with garden pipe (8) casting.

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