CN211776561U - Number adjustable notebook cipher lock - Google Patents

Abstract

The utility model discloses an adjustable notebook trick lock of number, compared with prior art, it has more the practicality, and the number adjustment is more nimble, and it is more convenient to use. It includes: the lock comprises a lock cover, a lock bottom, a sliding plate, an unlocking block, a number knob, a positioning ring, a number changing ring, a spring, a lock tongue and an unlocking knob. The lock cover is provided with a knob through hole, the inner surface of the lock cover is provided with a polygonal groove, a positioning ring with a positioning ring flat round hole and a star wheel is installed in the polygonal groove, a number knob is connected to the positioning ring in a pin mode, an elastic positioning ring cantilever is clamped in a clamping groove of the polygonal groove, a number changing ring is sleeved on the star wheel, a triangular protrusion at the end of the triangular protrusion is clamped in a tooth socket of the star wheel, an unlocking knob is connected to an unlocking block in a pin mode, a sliding plate is installed between the star wheel, the number changing ring and the lock bottom, the lock bottom and a cover connecting sheet are arranged at 90 degrees, and a lock tongue penetrates through. The utility model can be installed on various cultural goods or office supplies such as notebook, diary, file box, etc.

Description

Number adjustable notebook cipher lock

Technical Field

The utility model relates to a tool to lock technical field, exactly, it is an adjustable notebook trick lock of number.

Background

The lock is one of indispensable articles in daily life of people, and door lock, bicycle lock, trick lock etc. also the usage is various. In recent years, some locks with toy, decoration and entertainment properties, which are suitable for children or pupils and even adults, are also widely applied to stationery goods such as folders, diaries, schoolbag, pen bag, stationery case and the like, which not only increases the privacy of the stationery goods to a certain extent, but also makes the stationery goods more beautiful and favorable, such as number-adjustable coded lock applied by the inventor. However, in use, the coded lock still has structural defects, such as no gear position on hand feeling when the unlocking key is rotated and the number is adjusted, and the like.

Disclosure of Invention

The utility model discloses a to the further technological improvement of the adjustable trick lock of the number that the oneself applied for, its purpose just provides the adjustable notebook trick lock of number that unblanks and number adjustment gear is clear, use and feel.

The utility model aims at realizing like this, notebook trick lock that the number is adjustable, it includes: the locking closure, the lock end, the slide, spring bolt and spring, be equipped with the spring groove on the slide, slide spring bolt and slide boss, the spring mounting is at the spring inslot, one end top is on the slide muscle of unblanking, the other end top is on locking closure spring baffle, the slide is installed between number changing circle and lock end, the lock body longitudinal sliding can be followed to the slide, and reset under the effect of spring, in slide boss embedding number changing circle opening during the state of unblanking, the spring bolt passes the spring bolt hole and hangs on the slide spring bolt, the locking closure lock is on the lock end, its characterized in that: the lock cover is provided with a knob through hole, the inner surface of the lock cover is provided with a polygonal groove, a positioning ring with a positioning ring flat round hole and a star wheel is arranged in the polygonal groove, a flat round pin behind a number knob penetrates through the knob through hole to be pinned in the positioning ring flat round hole, an elastic positioning ring cantilever can be clamped in any polygonal groove, the positioning ring can rotate along with the number knob, a number-changing ring is sleeved on the star wheel, a triangular protrusion at the end part of the number knob is clamped in a tooth socket of the star wheel, the number-changing ring can rotate along with the star wheel when the number knob is rotated in a locking state, the flat round pin behind an unlocking knob penetrates through the knob through hole to be pinned in an unlocking block flat round hole of the unlocking block, a sliding plate is arranged among the star wheel, the number-changing ring and the lock bottom, the unlocking block rotates along with the unlocking block when the unlocking knob is rotated, the long edge of, the lock cover is buckled on the lock bottom, the cover connecting sheet is arranged on the lock bottom and is arranged at 90 degrees, the cover connecting sheet is fixed on the cover of the notebook, the lock tongue is fixed on the lock bottom, the notebook is closed, and the lock tongue penetrates through the lock tongue hole and is hung on the lock tongue of the sliding plate.

Compared with the prior art, the utility model discloses have more the practicality, the number adjustment is more nimble, and it is more convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a rear view of the present invention.

Fig. 4 is a front view with parts broken away of the present invention.

Fig. 5 is a rear view component separation view of the present invention.

Fig. 6 is a rear view of the present invention.

Fig. 7 is a front view of the present invention.

Detailed Description

Example 1:

the utility model discloses a technological improvement that goes on the patent basis of the adjustable trick lock of my application number, except the spring, all spare parts all can adopt plastics preparation. The whole lock body consists of a lock cover 1, a lock bottom 2, a sliding plate 3, an unlocking block 4, a number knob 5, a positioning ring 6, a number changing ring 7, a spring 11, a lock bolt 12 and an unlocking knob 15. The lock cover 1 is provided with a plurality of knob through holes 19, the specific number can be determined according to the number of digits of the password, and the middle one is an unlocking knob through hole. The inner surface of the lock cover 1 is provided with a multi-edge groove 13, a positioning ring 6 with a positioning ring oblate hole 17 and a star wheel 28 is arranged in the multi-edge groove 13, a oblate pin 20 at the back of the number knob 5 passes through a knob through hole 19 and is in pin joint with the positioning ring oblate hole 17, an elastic positioning ring cantilever 16 can be clamped in any multi-edge groove clamping groove 21 to form 'gears'; the number changing ring 7 is sleeved on the star wheel 28, and the triangular bulge 29 at the end part is clamped in the tooth groove of the star wheel 28; when in a locking state, the positioning ring 6 and the number changing ring 7 can rotate together with the number knob 5 to select an unlocking password; when the lock is unlocked, the boss 9 of the sliding plate is embedded into the opening 27 of the number changing ring, the number changing ring 7 cannot rotate along with the star wheel 28 when the number knob 5 is rotated, the triangular boss 29 at the end part jumps among the teeth of the star wheel 28, and the password is adjusted and changed; transition fit should be adopted between oblate pin 20 and position circle oblate hole 17, guarantee that number knob 5 can not drop in the use. The flat round pin 20 behind the unlocking knob 15 is in pin joint with the unlocking block flat round hole 18 of the unlocking block 4 through the knob through hole 19, and the flat round pin 20 and the unlocking block flat round hole 18 are in transition fit. The slide plate 3 is arranged between the star wheel 28, the number-changing ring 7 and the lock bottom 2, the spring 11 is arranged in the spring groove 26, one end of the spring is propped against the slide plate unlocking rib 10, and the other end of the spring is propped against the lock cover spring blocking piece 23. The lock cover 1 is buckled on the lock bottom 2. The lock bottom 2 and the cover connecting sheet 14 are integrated into a whole and arranged at 90 degrees, the cover connecting sheet 14 is fixed on a notebook cover 25, the lock tongue 12 is fixed on the back cover 24, the notebook is closed, and the lock tongue 12 passes through the lock tongue hole 22 and is hung on the slide plate lock tongue 8; when unlocking, the password is aligned, the unlocking knob 15 is rotated, the unlocking block 4 rotates along with the password, the long edge of the unlocking block 4 pushes the sliding plate 3 to longitudinally slide through the sliding plate unlocking rib 10, the sliding plate boss 9 is embedded into the number-changing ring opening 27, and the lock bolt 12 is separated from the sliding plate lock bolt 8 to unlock; the unlocking key 15 is released, the sliding plate 3 is reset under the action of the spring 11, the number knob 5 is rotated, and the password locking is disturbed.

The utility model can be installed on various cultural goods or office supplies such as notebook, diary, file box, etc.

Claims (2)

1. The adjustable notebook trick lock of number includes: lock lid (1), lock end (2), slide (3), spring bolt (12) and spring (11), be equipped with spring groove (26) on slide (3), slide spring bolt (8) and slide boss (9), install in spring groove (26) spring (11), one end top is on slide unblank muscle (10), the other end top is on lock lid spring catch (23), install between number changing circle (7) and lock end (2) slide (3), lock body longitudinal sliding can be followed in slide (3), and reset under the effect of spring (11), slide boss (9) embedding number changing circle opening (27) during the state of unblanking, spring bolt (12) pass lock bolt hole (22) and hang on slide spring bolt (8), its characterized in that: a knob through hole (19) is arranged on the lock cover (1), a multi-edge groove (13) is arranged on the inner surface of the lock cover, a positioning ring (6) with a positioning ring flat round hole (17) and a star wheel (28) is arranged in the multi-edge groove (13), a flat round pin (20) behind the number knob (5) penetrates through the knob through hole (19) and is in pin joint with the positioning ring flat round hole (17), an elastic positioning ring cantilever (16) can be clamped in any multi-edge groove clamping groove (21), the positioning ring (6) can rotate along with the number knob (5), a number changing ring (7) is sleeved on the star wheel (28), an end triangular protrusion (29) is clamped in a tooth groove of the star wheel (28), the flat round pin (20) behind the unlocking knob (15) penetrates through the knob through hole (19) and is in an unlocking block flat round hole (18) of the unlocking block (4), and the sliding plate (3) is arranged on the star wheel (28), Between number changing ring (7) and lock end (2), lock cover (1) lock is on lock end (2), has strip of paper used for sealing connection piece (14) on lock end (2), and strip of paper used for sealing connection piece (14) are fixed on notebook strip of paper used for sealing (25), and spring bolt (12) are fixed on back cover (24), close the notebook, and spring bolt (12) pass lock tongue hole (22) and hang on slide spring bolt (8).

2. The adjustable-number notebook combination lock of claim 1, wherein: the lock bottom (2) and the cover connecting sheet (14) are integrated into a whole, and the lock bottom and the cover connecting sheet are arranged at an angle of 90 degrees.

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