CN2319521Y - Link pin type built-in lock - Google Patents

Abstract

The utility model belongs to the technical field a built-in lock, which particularly relates to an anti-prying lock for doors, boxes, cabinets, etc. The utility model is composed of a lock body and a key, wherein the key is T-shaped key with a positioning bolt; the front and the back parts of a bottom plate of the lock body are both provided with baffle plates, a lock pin is tightly pressed on the bottom plate by a lock spring before penetrating through the front and the back baffle plates of the bottom plate, long lock holes are arranged on the bottom plate of the lock body and the lock pin, and a positioning bolt hole corresponding to the positioning bolt of the key is arranged on the lock pin. When the front end of the lock pin is connected with a lock disk with a plurality of inserted pins through a connecting rod, the utility model can also realize the multi-point locking of a locked object. The utility model has the advantages of simple structure, high safety, flexible and convenient use and good anti-theft and anti-prying performance.

Description

Connect and sell the formula built-in lock

The utility model belongs to the built-in lock technical field, is specifically related to the pick-proof lock that a kind of door, case, cabinet etc. use.

In the prior art, usefulness locks such as door, case, cabinet generally all use built-in lock.It is more that the key appearance structure of existing built-in lock repeats, and opens the rate height again, causes a part to hinder the effect that lock does not have lock.Therefore, for the purpose of burglary insurance, various in recent years security doors are used and are given birth to, and are subjected to very much user's favor.But security door cost, cost are higher, and range of application only is only limited to door.

The purpose of this utility model provides and a kind ofly can be widely used in the company pin formula built-in lock that door, case, cabinet etc. play the burglary insurance effect, and this lock pick-proof is strong, safe and reliable, widely applicable.

The utility model is achieved in that this built-in lock is made up of lock body and key.Key is the key of T shape band pilot pin.The front and back of the base plate of lock body all have baffle plate, and lock pin is a long plate shape, pass the front and rear baffle of base plate and with snap lock pin are pressed on its base plate.Corresponding microscler lockhole is all arranged on the base plate of lock body and the lock pin, and have on the lock pin and the corresponding location of the pilot pin of key keyhole.T shaped key stretches into half-twist behind the lockhole, and key is pressed on the snap, and its pilot pin inserts and can drive lock pin behind the keyhole of lock pin location and move forward and backward and realize lock or open.In order better to have played the burglary insurance effect, the lock pin front end is connected with the lock collar that has several latches by connecting rod.Can realize the multiple spot locking of locked object when like this, lock is locked.

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

Among the figure, the base plate 1 of lock body and forward and backward baffle plate 3 constitute Jiong shape overall structure, and the rectangle notch is all arranged on the front and rear baffle 3, long plate shape lock pin 2 passes the notch of baffle plate 3, with snap 4 lock pin is pressed on the base plate 1 of lock body, and can be before the notch of plate washer 3, move the back.Snap 4 is a leaf spring, and is fixing by clamp 9.Microscler lockhole 5 is all arranged on the base plate 1 of lock body and the lock pin 2, locate keyhole 7 on the lock pin 2 in addition, band pilot pin 13 on the T shaped key 12.8 is locking closure.Key 12 is inserted lockhole 5 back half-twists, and key 12 is pressed on the snap 4, and moving into the dead bolt storehouse before the location keyhole 7 back drive lock pins 2 of the pilot pin 13 insertion lock pins 2 of key 12 is that lock is locked, and makes lock pin 2 withdraw from the dead bolt storehouse for unblanking.Adjusting the position (apart from the location keyhole 7 of lock pin 2, the Ying Yuqi coupling) of the pilot pin 13 on the key 12 can realize opening different locks with different keys.Such scheme is applicable to that general door, case, frame are with locking.If want to allow the function that the utlity model has multiple spot locking, an end of connecting rod 6 is connected in the front end of lock pin, its other end be fixed on locked object (door, window, cabinet door etc.) on and the lock collar 10 that has several latches 11 connect.Like this, can drive with key 12 that lock pin work realizes unblanking or multiple spot locking.

The utility model is simple in structure, and is safe and reliable, use flexibly, convenient, and antitheft, the pick-proof performance is strong.

Claims (2)

1, the formula built-in lock is sold by a kind of company, is made up of lock body and key, it is characterized in that the key of key (12) for T shape band pilot pin (13); The front and back of the base plate of lock body (1) all have baffle plate (3), key (2) is a long plate shape, the front and rear baffle (3) that passes base plate (1) also is pressed on lock pin on its base plate with snap (4), on base plate of lock body (1) and the lock pin (2) corresponding microscler lockhole (5) is arranged all, and the location keyhole (7) corresponding with key (12) pilot pin (13) arranged on the lock pin (2).

2, the formula built-in lock is sold by company according to claim 1, it is characterized in that lock pin (2) front end connects with the lock collar that has several latches (11) (10) by connecting rod (6).