CN2856329Y

CN2856329Y - Inlaid antitheft padlock structure

Info

Publication number: CN2856329Y
Application number: CN 200520147068
Authority: CN
Inventors: 王乃华
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-12-29
Filing date: 2005-12-29
Publication date: 2007-01-10
Anticipated expiration: 2015-12-29

Abstract

The utility model relates to an embedded type anti-theft padlock structure which mainly comprises a casing, a small padlock and a suspension ring. The suspension ring is provided with a pivot ring pivoted to the rear end of the casing and a lock hole inserted into a side hole receptacle of the casing. The small padlock is composed of a lock body and a lock ring, the casing is a long closed casing, and the lock body of the small padlock is fixed arranged on the front end of the casing. A longitudinal lock pin is fixedly connected to the top end of the lock ring of the small padlock and slidely cooperates with a through hole in the front end of the casing, and the front end of the lock pin protrudes from the front end wall of the casing. The utility model can improve the anti-theft function of the padlock, at the same time, reduce the trouble of locking the padlock with a key.

Description

Inner inlay type theft proof padlock structure

Technical field

The utility model relates to a kind of inner inlay type theft proof padlock structure, especially refers to be suitable at vehicles such as motorcycle, motor vehicle, bicycles, and door, the inner inlay type theft proof padlock structure used on the window.

Background technology

At present, at motorcycle, motor vehicle, vehicles such as bicycle, and door, the known theft proof padlock that adopts on the window, all be to expose with the lockhole outer end of its lock core, so that the insertion of key and unblank or pin action, but, the lockhole that exposes provides to the burglar, goes to sound out the chance of prying open padlock with difformity key or instrument, simultaneously, lockhole is also easily done mischief-making bad person bad or obstruction with the instrument sled, make padlock lose due function, in addition, known padlock is when unblanking and pin, all must use key to insert in the lock core and turn, therefore also comparatively bother.

Summary of the invention

The purpose of this utility model is the defective that exists on the known theft proof padlock structure, and provide a kind of inner inlay type theft proof padlock structure, common small padlock is hidden in the lock housing, key inserts in the lock core of small padlock through long and narrow passage, just this theft proof padlock structure can be opened, and directly just this pad lock structure can be pinned by the lock pin that exposes with hand.

The scheme that the utility model adopted: a kind of inner inlay type theft proof padlock structure, mainly comprise lock housing, small padlock and link, the pivot joint ring of this link is articulated in the lock housing rear end, and its lockhole inserts in the side opening seat of lock housing, this small padlock is to be made of lock body and lock ring, lock housing is microscler closure casing, small padlock is installed in the front end in the lock housing of sealing with its lock body, the affixed lock pin of vertically placing on the lock ring top of this small padlock, and the front end through hole of this lock pin and lock housing is slidingly matched, and the front end of this lock pin also exposes outside the front bulkhead of lock housing again.

Offer transverse groove section right angle guide-track groove in front on the upper wall of described lock housing, and the lock body bottom of the front end of this right angle guide-track groove and small padlock keeps at interval.

Guide-track groove in being installed with vertically in the rear end of described lock housing.

The inserting short key in angle always in the described right angle guide-track groove, the short key in this right angle are to constitute angular pole always by key bar and handle are vertical mutually.

Described vertically in inserting angular length key always in the guide-track groove, the long key in this right angle is by key bar, handle, and slide rail constitutes angular pole always mutually, wherein handle and slide rail are made an orthogonal integral body, and key bar and slide rail are slidingly matched.

Effect of the present utility model: because the shape of lockhole is hidden, allow the burglar be difficult to understand the structure of lock core, cause difficulty, thereby improve the anti-theft feature of padlock, simultaneously, also reduce the trouble of pinning padlock with key to picking lock.

Description of drawings

The sectional view of a kind of embodiment of Fig. 1 the utility model.

The partial sectional view of the another kind of embodiment of Fig. 2 the utility model.

The short key schematic diagram in the right angle of a kind of embodiment of Fig. 3 the utility model.

The long key schematic diagram in right angle of the another kind of embodiment of Fig. 4 the utility model.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is further specified:

A kind of embodiment of the present utility model mainly comprises the short key 5 in lock housing 1, small padlock 2, lock pin 3, link 4 and right angle, wherein:

Lock housing 1 is a kind of prolate shape closure casing, constitute with the metal sheet welding, its front bulkhead is offered a front end through hole 11, and on this lock housing 1 upper surface wall, offer a right angle guide-track groove 12, its transverse groove section and extends back the vertical slot section in front, in addition, set firmly a vertical pin axle 14 in this lock housing 1 rear end, also the side at its forward end is provided with a side opening seat 15.

Small padlock 2 has lock body 21 and lock ring 22, be provided with a lock core 211 in the bottom centre of this lock body 2, compress the spring (not shown) and be provided with in the side channel of this lock core 211, when turning with the short key 5 insertion lock cores 211 in right angle, promote the compression spring, make the movable termination pushing compression spring of lock ring 22 and enter in the side channel of lock core 211, promptly small padlock 2 is lockable, and belongs to prior art.This small padlock 2 is installed in the front end in the lock housing 1 coveredly, and lock body 21 bottoms of the transverse groove front end of this right angle guide-track groove 12 and small padlock 2 keep at interval.(before lock housing 1 front bulkhead or aft bulkhead soldering and sealing, setting firmly small padlock 2 earlier in lock housing 1).

Lock pin 3 is slidingly fitted in the front end through hole 11 of lock housing 1, and its rear end vertically is fixed in lock ring 22 tops of small padlock 2, and front end exposes outside the front bulkhead of lock housing 1, catches to press the front end of lock pin 3, promptly pushes lock ring 22 tops, and small padlock 2 is lockable.

Link 4 is rigid metal bars of a crooked shape, its rear end is provided with and articulates ring 41, and be articulated on the vertical pin axle 14 of lock housing 1, can do to horizontally rotate around vertical pin axle 14, and its front end is provided with lockhole 42, can enter in the side opening seat 15 of lock housing 1, and the movable termination that is inserted in small padlock 2 ejected state below, pass lockhole 42 and enter when being stuck in lock body 21 1 side channels of small padlock 2 when this movable termination, promptly this link 4 is connected in one with lock housing 1.

The short key 5 in right angle is to constitute angular pole always mutual vertically by key bar 51 and handle 52, with the vertical slot of key bit 51 insertings to the right angle guide-track groove 12 of lock housing 1, until inserting in the lockhole of the lock core 211 of small padlock 2, then, swing handle 52, handle 52 is matched with right angle guide-track groove 12 transverse grooves, and promptly small padlock 2 is opened.

Another embodiment of the present utility model, the long key 6 in right angle is by key bar 61, handle 62, and slide rail 63 constitutes angular pole always mutually, wherein handle 62 and slide rail 63 are made an orthogonal integral body, and key bar 61 is slidingly matched with slide rail 63, can make the key elongation, also be installed with longitudinal rail groove 13 in the rear end of lock housing 1, key bar 61 with the long key 6 in this right angle, vertically interior guide-track groove 13 rear end insertings from lock housing 1, until inserting in the lockhole of the lock core 21 of small padlock 2, swing the handle 62 outside lock housing 1 rear end then, promptly small padlock 2 is opened, thereby replaces the short key 5 of right angle guide-track groove 12 and right angle of the foregoing description, other structure is same as the previously described embodiments, need not repeated description.

Claims

1, a kind of inner inlay type theft proof padlock structure, mainly comprise lock housing, small padlock and link, the pivot joint ring of this link is articulated in the lock housing rear end, and its lockhole inserts in the side opening seat of lock housing, this small padlock is to be made of lock body and lock ring, it is characterized in that, lock housing is microscler closure casing, small padlock is installed in the front end in the lock housing of sealing with its lock body, the affixed lock pin of vertically placing on the lock ring top of this small padlock, and the front end through hole of this lock pin and lock housing is slidingly matched, and the front end of this lock pin also exposes outside the front bulkhead of lock housing again.

2, a kind of inner inlay type theft proof padlock structure according to claim 1 is characterized in that, offers transverse groove section right angle guide-track groove in front on the upper wall of described lock housing, and the lock body bottom of the front end of this right angle guide-track groove and small padlock keeps at interval.

3, a kind of inner inlay type theft proof padlock structure according to claim 1 is characterized in that, is installed with vertically interior guide-track groove in the rear end of described lock housing.

4, a kind of inner inlay type theft proof padlock structure according to claim 2 is characterized in that, the inserting short key in angle always in the described right angle guide-track groove, the short key in this right angle are to constitute angular pole always by key bar and handle are vertical mutually.

5, a kind of inner inlay type theft proof padlock structure according to claim 3, it is characterized in that, the interior inserting of described vertically interior guide-track groove is the angular length key always, the long key in this right angle is by key bar, handle, and slide rail constitutes angular pole always mutually, wherein handle and slide rail are made an orthogonal integral body, and key bar and slide rail are slidingly matched.