CN106907067A - A kind of bag lock with double limitation function - Google Patents

Abstract

This invention discloses a bag lock with dual limiting functions, comprising a lock shell and a latch. The lock shell cavity houses a lock cylinder and a bolt directly controlled by the lock cylinder. The upper end of the lock cylinder is mounted on a push block. The upper surface of the lock shell has a limiting locking angle that can rotate at a certain angle. The latch has a locking angle through-hole for the limiting locking angle to pass through, and one end of the locking angle through-hole has a limiting bevel. The limiting locking angle provides the lock with a dual limiting function; when the limiting locking angle and the latch are in a cross or perpendicular state, even if the key is correctly opened, the latch and lock shell cannot be separated.

Description

A luggage lock with double limit function

technical field

The invention relates to a luggage lock, in particular to a luggage lock with double limiting functions.

Background technique

For the convenience and safety of going out, bags are generally equipped with a combination lock for zippers. The combination lock for zippers generally controls the movement of the inner hook of the combination lock through a digital password or a key, so that the hook and the zipper head buckle on the bag It can be combined or disengaged, so as to realize the lock or unlock of the luggage. The luggage zipper combination lock is easy to operate, safe and reliable, and has a wide range of applications.

Bag zipper coded locks are generally equipped with pushers that can be used to apply external force, and the pushers can quickly, conveniently and automatically realize the locking or unlocking of the coded locks. However, the position-limiting function of the existing luggage lock is not good, and in the state of unlocking, the upper cover of the box body will be in the state of automatic opening, and the safety is not high.

Contents of the invention

The object of the present invention is to provide a luggage lock with a simple structure and double limiting functions for the above-mentioned defects of the prior art.

In order to solve the above-mentioned defects of the prior art, the technical solution provided by the present invention is: a luggage lock with double limiting function, comprising a lock case and a lock catch, the cavity of the lock case is provided with a lock cylinder device and The lock tongue block directly controlled by the lock cylinder device, the upper end of the lock cylinder device is set on a push block, the upper surface of the lock housing is provided with a limit lock angle that can rotate at a certain angle, and the lock catch There is a lock angle through hole for the limit lock angle to pass through, and one end of the lock angle through hole is provided with a limit slope.

As an improvement of the luggage lock with double limit function of the present invention, when one end of the limit lock angle abuts against the limit slope, the lock cylinder device is correctly unlocked by the key, and the push block is pushed horizontally Moving, the lock cylinder device drives the bolt block to move horizontally, the bolt block is separated from the lock catch, the lock catch can be lifted upwards and separated from the lock housing to realize key unlocking;

When the limiting lock angle passes through the through hole of the lock angle and rotates at a certain angle, the lock cylinder device is correctly unlocked by the key, pushing the push block to move horizontally, and the lock cylinder device drives the lock tongue The block moves horizontally, the bolt block is separated from the lock catch, the lock catch is limited by the limit lock angle, and the lock catch cannot be separated from the lock housing.

As an improvement of the luggage lock with double limit function of the present invention, the limit lock angle is L-shaped, and one end of the limit lock angle is connected with a lock angle fixing plate, and the edge of the lock angle fixing plate is A fan-shaped limit block is provided, and the lock angle fixing plate is arranged in the cavity of the lock housing.

As an improvement of the luggage lock with double limiting function of the present invention, the upper plane edge of the lock housing is provided with an annular rib, and the annular rib is provided with a gap corresponding to the position of the limiting lock angle.

As an improvement of the luggage lock with double limiting functions of the present invention, the rotation angle of the limiting lock angle is 90°.

As an improvement of the luggage lock with double limiting function of the present invention, a lock hole is provided on the upper plane of the lock case, and one end of the lock is provided to penetrate into the lock hole, and the The buckle block locked by the deadbolt block.

As an improvement of the luggage lock with double limiting function of the present invention, the end of the deadbolt block is provided with an arc-shaped slope.

As an improvement of the luggage lock with double limiting function of the present invention, the upper plane of the lock housing is provided with a push block hole for installing the push block, and the two side edges of the push block hole are respectively provided with correspondingly arranged slide.

As an improvement of the luggage lock with double limiting function of the present invention, the lock includes a fixed plate and a movable plate, a card slot is provided on one side edge of the fixed plate, and a bottom plate is provided at the bottom of the fixed plate. One side edge of the bottom plate is provided with a spring clamping slot, and one end of the movable plate is provided with a projection abutting with the clamping slot, and the projection is fixed on the clamping slot by a spring.

As an improvement of the luggage lock with double limiting function of the present invention, the lock case has an upper cover and a bottom case, the upper cover and the bottom case are fastened to form a cavity, and the inner surface of the upper cover is provided with a A deadbolt block chute that slides horizontally on the deadbolt block.

Compared with the prior art, the advantages of the present invention are: the present invention is provided with a limit lock angle that can be rotated at a certain angle. When the limit lock angle passes through the through hole of the lock angle and rotates at a certain angle, the lock cylinder device Unlock the lock correctly, push the push block to move horizontally, the lock cylinder device drives the bolt block to move horizontally, the bolt block is separated from the lock buckle, because the limit lock angle is rotated by 90°, the limit lock angle and the lock buckle are in a cross state, and the lock buckle Restricted by the limit lock angle, the limit lock angle cannot pass through the through hole of the lock angle, and the lock buckle cannot be separated from the lock housing. The limit lock angle needs to be rotated to be parallel to the through hole of the lock angle, so that the limit lock angle can pass through the through hole of the lock angle, so that the lock catch is separated from the lock housing to realize unlocking. The setting of the limit lock angle makes the lock have a double limit function. When the limit lock angle and the lock catch are in a cross or perpendicular state, even if the key is correctly unlocked, the lock catch and the lock casing cannot be separated.

Description of drawings

The present invention and its beneficial technical effects are described in further detail below with regard to the accompanying drawings and specific embodiments, wherein:

Fig. 1 is a schematic diagram of the structure of the present invention in use.

Fig. 2 is a schematic diagram of the split structure of the present invention.

Fig. 3 is a schematic diagram of the structure of the limit lock angle in the non-rotated state of the present invention.

Name of reference signs: 1, lock case 2, lock buckle 3, lock cylinder device 4, lock tongue block 5, push block 6, limit lock angle 7, lock angle through hole 8, limit bevel 9, lock angle fixing plate 10. Sector-shaped limit block 11, ring rib 12, gap 13, lock hole 14, buckle block 15, arc-shaped slope 16, push block hole 17, slideway 21, fixed plate 22, movable plate 23, card slot 24 , Bottom plate 25, spring clip groove 26, projection 101, loam cake 102, bottom shell 103, deadbolt block chute.

detailed description

The present invention will be further described below according to the accompanying drawings and specific embodiments, but the embodiments of the present invention are not limited thereto.

As shown in Fig. 1, Fig. 2 and Fig. 3, a kind of luggage lock with dual position-limiting function comprises a lock shell 1 and a lock catch 2, and a lock cylinder device 3 is arranged in the cavity of the lock shell 1 and is formed by the lock. The lock tongue block 4 directly controlled by the core device 3, the upper end of the lock core device 3 is set on a push block 5, the upper surface of the lock case 1 is provided with a limit lock angle 6 which can rotate at a certain angle, and the lock catch 2 is provided with There is a lock angle through hole 7 for the limit lock angle 6 to pass through, and one end of the lock angle through hole 7 is provided with a limit bevel 8 .

Preferably, when the limit lock angle 6 does not rotate the angle, one end of the limit lock angle 6 abuts against the limit slope 8, and after the lock cylinder device 3 is correctly unlocked by the key, the push block 5 is pushed to move horizontally, and the lock cylinder device 3 drives The bolt block 4 moves horizontally, the bolt block 4 is separated from the lock catch 2, and the lock catch 2 can be lifted upwards and separated from the lock case 1 to realize unlocking with the key;

When the limiting lock angle 6 passes through the lock angle through hole 7 and rotates at a certain angle, the lock cylinder device 3 is correctly unlocked by the key, pushing the push block 5 to move horizontally, and the lock cylinder device 3 drives the lock bolt block 4 to move horizontally, and the lock bolt The block 4 is separated from the lock catch 2, and the lock catch 2 is limited by the limit lock angle 6, and the lock catch 2 cannot be separated from the lock case 1.

Preferably, the limit lock angle 6 is L-shaped, and one end of the limit lock angle 6 is connected with a lock angle fixed plate 9, and a fan-shaped limit block 10 is arranged on the edge of the lock angle fixed plate 9, and the lock angle fixed plate 9 is arranged on In the cavity of the lock case 1.

Preferably, an annular rib 11 is provided on the upper plane edge of the lock housing 1, and a notch 12 is provided on the annular rib 11 at a position corresponding to the limit lock angle.

Preferably, the rotation angle of the limit lock angle 6 is 90°. After the limit lock angle 6 is rotated by 90°, the limit lock angle 6 is crossed or perpendicular to the lock buckle 2, and the lock buckle 2 is limited by the limit lock angle 6, and the limit lock angle 6 cannot pass through the lock angle through hole 7 Out, the lock buckle 2 cannot be separated from the lock case 1.

Preferably, the upper plane of the lock case 1 is provided with a lock hole 13 , and one end of the lock 2 is provided with a buckle block 14 which can pass through the lock hole 13 and is locked by the lock tongue block 4 .

Preferably, an arc-shaped slope 15 is provided at the end of the lock tongue block 4 . The arc-shaped inclined surface 15 is convenient for snapping in of the buckle block 14 .

Preferably, the upper plane of the lock housing 1 is provided with a push block hole 16 for installing the push block 5 , and the two side edges of the push block hole 16 are respectively provided with corresponding slideways 17 .

Preferably, the buckle 2 includes a fixed plate 21 and a movable plate 22, one side edge of the fixed plate 21 is provided with a slot 23, the bottom of the fixed plate 21 is provided with a bottom plate 24, and one side edge of the bottom plate 24 is provided with a spring slot 25 , One end of the movable plate 22 is provided with a protrusion 26 abutting with the slot 23, and the protrusion 26 is fixed on the slot 23 by a spring. Both the buckle block 14 and the lock angle through hole 7 are arranged on the movable plate 22 .

Preferably, the lock case 1 has an upper cover 101 and a bottom case 102, the upper cover 101 and the bottom case 102 are fastened together to form a cavity, and the inner surface of the upper cover 101 is provided with a deadbolt block chute for the horizontal sliding of the deadbolt block 4 103.

The advantages of the present invention are: the present invention is provided with a limit lock angle that can be rotated at a certain angle. When the limit lock angle passes through the through hole of the lock angle and rotates at a certain angle, the lock cylinder device is correctly unlocked by the key, and the push block is pushed horizontally. Moving, the lock cylinder device drives the lock tongue block to move horizontally, and the lock tongue block is separated from the lock buckle. Since the limit lock angle rotates 90°, the limit lock angle and the lock buckle are in a cross state, and the lock buckle is limited by the limit lock angle , the limit lock angle cannot pass through the through hole of the lock angle, and the lock buckle and the lock housing cannot be separated. The limit lock angle needs to be rotated to be parallel to the through hole of the lock angle, so that the limit lock angle can pass through the through hole of the lock angle, so that the lock catch is separated from the lock housing to realize unlocking. The setting of the limit lock angle makes the lock have a double limit function. When the limit lock angle and the lock catch are in a cross or perpendicular state, even if the key is correctly unlocked, the lock catch and the lock casing cannot be separated.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and structure of the present invention. and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A luggage lock with double limiting function, comprising a lock case and a lock catch, a lock cylinder device and a dead bolt block directly controlled by the lock cylinder device are provided in the cavity of the lock case, the lock The upper end of the core device is pierced on a push block, and it is characterized in that the upper surface of the lock housing is provided with a limit lock angle that can rotate at a certain angle, and the lock buckle is provided with a limit lock angle for the limit lock angle to pass through. One end of the lock angle through hole is provided with a limiting slope. 2. The luggage lock with double limiting function according to claim 1, characterized in that, when one end of the limiting lock angle abuts against the limiting slope, the lock cylinder device is correctly unlocked by a key, Push the push block to move horizontally, the lock cylinder device drives the bolt block to move horizontally, the bolt block is separated from the lock catch, and the lock catch can be lifted upwards and separated from the lock housing, Realize key unlocking; When the limiting lock angle passes through the through hole of the lock angle and rotates at a certain angle, the lock cylinder device is correctly unlocked by the key, pushing the push block to move horizontally, and the lock cylinder device drives the lock tongue The block moves horizontally, the bolt block is separated from the lock catch, the lock catch is limited by the limit lock angle, and the lock catch cannot be separated from the lock housing. 3. The luggage lock with double limit function according to claim 2, characterized in that, the limit lock angle is L-shaped, and one end of the limit lock angle is connected with a lock angle fixing plate, and the lock A fan-shaped limiting block is arranged on the edge of the angle fixing plate, and the lock angle fixing plate is arranged in the cavity of the lock housing. 4. The luggage lock with double limiting function according to claim 3, characterized in that, the upper plane edge of the lock housing is provided with an annular rib, and the annular rib corresponds to the position of the limiting lock angle There is a notch. 5. The luggage lock with double limiting function according to claim 4, characterized in that, the rotation angle of the limiting lock angle is 90°. 6. The luggage lock with double limiting function according to claim 4, characterized in that, the upper plane of the lock housing is provided with a lock hole, and one end of the lock is provided with a hole that can penetrate into the lock. hole, and the buckle block locked by the deadbolt block. 7. The luggage lock with double limiting function according to claim 6, characterized in that, the end of the deadbolt block is provided with an arc-shaped slope. 8. The luggage lock with double limiting function according to claim 6, characterized in that, the upper plane of the lock housing is provided with a push block hole for installing the push block, and the two side edges of the push block hole are Corresponding slideways are provided respectively. 9. The luggage lock with double limiting function according to claim 6, characterized in that, the lock comprises a fixed plate and a movable plate, a side edge of the fixed plate is provided with a card slot, and the fixed plate A bottom plate is provided at the bottom of the bottom plate, a spring slot is provided on one side edge of the bottom plate, and a bump is provided at one end of the movable plate to dock with the slot, and the bump is fixed on the slot by a spring . 10. The luggage lock with double limiting function according to claim 6, characterized in that, the lock case has an upper cover and a bottom case, and the upper cover and the bottom case are fastened together to form a cavity, and the upper The inner surface of the cover is provided with a sliding groove for the locking tongue block to slide horizontally.