CN2658310Y

CN2658310Y - Mechanical trick door lock

Info

Publication number: CN2658310Y
Application number: CN 03247775
Authority: CN
Inventors: 顾平安
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-06-25
Filing date: 2003-06-25
Publication date: 2004-11-24
Anticipated expiration: 2013-06-25

Abstract

The utility model discloses a mechanical trick door lock, wherein a plurality of character wheels on a thin shaft of a lock body (21) are combined onto the thin shaft of the lock body (21) respectively through respective inner sleeves, sign reversal shims and leaf springs; a lock core (19) is inserted into a hollow thin shaft of the lock body (21); the lock core with a notch rib is clamped inside a slot of the hollow thin shaft of the lock body (21); a spring is suited on the hollow thin shaft of the lock body (21); a spring (22) with a spring cup (23) is suited on a movable bar (18) which is positioned inside a spring sheath (30) to form an integral body and be arranged inside the cavity of the lock body (21); the end of a push bar (40) having a long slot is pressed on the spring cup (23) and the spring (22) is pressed inward by the push bar (40); a key on the push bar (40) is positioned in a slot on the cavity wall of the lock body (21) to lock the door, which solves the problems of present door such as unlocking using a key and unsafe etc. Thus the utility model has the advantages of simple structure, convenient, safe and reliable operation etc., can be widely adopted in various doors.

Description

The mechanical cipher door lock

Technical field the utility model relates to a kind of mechanical cipher door lock, more particularly, relates to a kind of mechanical cipher door lock that has a plurality of character wheels.

Background technology still finds no the mechanical cipher door lock in the prior art, and the structure of widely used safety cabinet coded lock is not suitable for being used on the door leaf of general thickness after; At present the electronic password lock new product that uses is difficult to popularize because price is higher because the quickening of life frequency, key loses, stolen, leave behind or be locked in indoor thing and happen occasionally, thereby need improve to existing lock body.

The summary of the invention the purpose of this utility model is to provide a kind of mechanical cipher door lock of simple in structure, practicality easy to use, safe.

In order to achieve the above object, the utility model provides following technical scheme: cipher door lock designs a mechanism, whole cross section is rounded, has inside and outside handle, comprise unlock button (1), handle cover (2), slide block (31), spring (33), (34), spring anchorage bracket (36), drop in leaf (37) and handle (42), elongate pushrod (40) by being positioned at inner handle handle (42) centre bore will with sliding block spring (33), (34) contacted drop in leaf (37) blocks slide block (31), and the top of push rod (40) is inserted make in the inside groove of lock body (21) outer hand braking, one end of the lock body that is positioned at outer handle (21) of this lock is the hollow thin axle of trough of belt, several character wheels that are positioned on the thin axle of lock body (21) overlap respectively by each, the reversion pad, spring leaf makes up on the thin axle of lock body (21), lock core (19) is inserted in the hollow thin axle of lock body (21) and is with the breach convex tendon to be stuck in the groove of lock body (21) hollow thin axle by lock core (19) and locatees, be with spring (20) on lock body (21) the hollow thin axle, the spring (22) that has spring cup (23) is enclosed within and is positioned at the cavity that spring overcoat (30) constitutes an integral body and is placed in lock body (21) body on the motion bar (18), the top that has a push rod (40) of elongated slot withstands on that spring cup (23) is gone up and by promoting push rod (40) spring (22) is inwardly pressed, and the groove that the key of push rod (40) is arranged on the cavity wall of lock body (21) body pins door.

The utility model technical scheme preferably is: described character wheel is character wheel (24), (25), (26) and (27), and have spring leaf (08), (11), (14) and (16) respectively, interior (06), (10), (12) and (15) overlapped, reversion pad (05), (07), (09) and (13), each spring leaf lays respectively in separately the interior cover, the thin portion of cover in each reversion pad is stuck in separately, in each character wheel is enclosed within separately respectively by centre bore cover the outside and the key by cover outer in each be stuck in each character wheel keyway in locate.

In implementing process of the present utility model, the slide block of existing following structure (31), slide block pad (32), spring (33), (34), cover plate (35), spring anchorage bracket (36), drop in leaf (37) and slide block shell (38) constitute a movable orientation system, and motion bar (18), lock body (21) and push rod (40) are located on the same line.Concrete structure is: the circular hole that the main body of lock body (21) is passed spring anchorage bracket (36) is stuck in the hole of the slide block pad (32) in the spring anchorage bracket (36) and by salient point on the lock body (21) and slide block pad (32) and locatees, slide block (31) is fixed in the spring anchorage bracket (36) and by lock body (21) and drives back and forth, and slide block (31), drop in leaf (37) are also pushed down by the spring that is positioned at spring anchorage bracket (36) (33), (34) together.

Operating principle of the present utility model is as follows: press Internal handle push rod (40) and make drop in leaf (37) block slide block (31) and push rod (40) top is inserted in lock body (21) groove, outer handle can't be rotated.Make up by interior cover (06), (10), (12), (15), reversion pad (05), (07), (09), (13), spring leaf (08), (11), (14), (16) character wheel in the outer handle (24)-(27), make the convex tendon place same position of unblanking, at this moment can press unlock button (1) by lock core (19).To unblank inward by pushing lock core (19), push movable push bar (18) by lock core (19), again by the push rod (40) in movable push bar (18) the promotion Internal handle, make push rod (40) under the effect of motion bar spring (22), eject the location, thereby drop in leaf (37) is resetted, unclamp slide block (31), so just can left-right rotation outer handle, stir slide block (310, draw back dead bolt, door lock is unlocked; Change Password Operations: press unlock button (01) inward by till motionless, rotate character wheel (24)-(27) and password is set aims at the red-label that hand covers handle (02) and lock body (21), unclamp unlock button (01) and get final product.Unlock operation: rotate the lock body red-label that character wheel (24)-(27) password alignment handle covers, press about 5 millimeters of unlock button (01), rotate outer handle and get final product.

Compared with prior art, the utlity model has following tangible advantage: 1, simple in structure and easy to operate: character wheel is consistent with the password of setting just can to open the door as long as rotate; 2, easy to use: as to have exempted key and forgotten, lose and problem such as stolen all can conveniently be opened the door; 3, can change password at any time, thus safe and reliable.

Be drawing explanation of the present utility model below the description of drawings:

Fig. 1 is a loose mail structural representation of the present utility model;

Fig. 2 is a contour structures schematic diagram of the present utility model;

Fig. 3 is an another contour structures schematic diagram of the present utility model;

Fig. 4 is the A-A sectional view of Fig. 3;

Fig. 5 is the B-B sectional view of Fig. 3.

Among the figure, the 01st, unlock button, the 02nd, handle cover, the 03rd, jump ring, the 04th, pad, the 05th, reversion pad, the 06th, interior cover, the 07th, reversion pad, the 08th, spring leaf, the 09th, reversion pad, the 10th, interior cover, the 11st, spring leaf, the 12nd, interior cover, the 13rd, reversion pad, the 14th, spring leaf, the 15th, interior cover, the 16th, spring leaf, the 17th, pad, the 18th, motion bar, the 19th, lock core, the 20th, interior sleeve spring, the 21st, lock body, the 22nd, motion bar spring, the 23rd, spring cup, 24,25,26,27th, character wheel, the 28th, decorative cover, the 29th, sleeve, the 30th, spring overcoat, the 31st, slide block, the 32nd, slide block pad, 33, the 34th, spring, the 35th, cover plate, the 36th, spring anchorage bracket, the 37th, drop in leaf, 38 slide block shells, the 39th, decorative cover, the 40th, push rod, the 41st, push rod housing, the 42nd, handle.

By specific embodiment the utility model is carried out more detailed description below the specific embodiment:

With reference to Fig. 1, the whole cross section of this mechanical code lock is rounded, has inside and outside handle, includes unlock button (01), handle cover (02), slide block (31), spring (33), (34), spring anchorage bracket (36), drop in leaf (37) and handle (42);

With reference to Fig. 2-Fig. 5, an end that is positioned at the lock body (21) of outer handle is the hollow thin axle of trough of belt, several character wheels that are positioned on the thin axle of lock body (21) overlap respectively by each, the reversion pad, spring leaf makes up on the thin axle of lock body (21), lock core (19) is inserted in the hollow thin axle of lock body (21) and is with the breach convex tendon to be stuck in the groove of lock body (21) hollow thin axle by lock core (19) and locatees, be with spring (20) on lock body (21) the hollow thin axle, the spring (22) that has spring cup (23) is enclosed within and is positioned at the cavity that spring overcoat (30) constitutes an integral body and is placed in lock body (21) body on the motion bar (18), the top that has a push rod (40) of elongated slot withstands on that spring cup (23) is gone up and by promoting push rod (40) spring (22) is inwardly pressed, and the groove that the key of push rod (40) is arranged on the cavity wall of lock body (21) body pins door; Character wheel is character wheel (24), (25), (26) and (27), and have spring leaf (08), (11), (14) and (16) respectively, interior (06), (10), (12) and (15) overlapped, reversion pad (05), (07), (09) and (13), each spring leaf lays respectively in separately the interior cover, the thin portion of cover in each reversion pad is stuck in separately, in each character wheel is enclosed within separately respectively by centre bore cover the outside and the key by cover outer in each be stuck in each character wheel keyway in locate.

In addition, slide block (31), slide block pad (32), spring (33), (34), cover plate (35), spring anchorage bracket (36), drop in leaf (37) and slide block shell (38) constitute a movable orientation system, make motion bar (18), lock body (21) and push rod (40) are located on the same line, the circular hole that the main body of lock body (21) is passed spring anchorage bracket (36) is stuck in the hole of the slide block pad (32) in the spring anchorage bracket (36) and by salient point on the lock body (21) and slide block pad (32) and locatees, slide block (31) is fixed in the spring anchorage bracket (36) and by lock body (21) and drives slide block (31) back and forth, drop in leaf (37) is also together by the spring that is positioned at spring anchorage bracket (36) (33), (34) push down.

Claims

1, a kind of mechanical code lock, whole cross section is rounded, has inside and outside handle, comprise unlock button (01), handle cover (02), slide block (31), spring (33), (34), spring anchorage bracket (36), drop in leaf (37) and handle (42), elongate pushrod (40) by being positioned at inner handle handle (42) centre bore will with sliding block spring (33), (34) contacted drop in leaf (37) blocks slide block (31), and the top of push rod (40) is inserted make in the inside groove of lock body (21) outer hand braking, it is characterized in that: an end that is positioned at the lock body (21) of outer handle is the hollow thin axle of trough of belt, several character wheels that are positioned on the thin axle of lock body (21) overlap respectively by each, the reversion pad, spring leaf makes up on the thin axle of lock body (21), lock core (19) is inserted in the hollow thin axle of lock body (21) and is with the breach convex tendon to be stuck in the groove of lock body (21) hollow thin axle by lock core (19) and locatees, be with spring (20) on lock body (21) the hollow thin axle, the spring (22) that has spring cup (23) is enclosed within and is positioned at the cavity that spring overcoat (30) constitutes an integral body and is placed in lock body (21) body on the motion bar (18), the top that has a push rod (40) of elongated slot withstands on that spring cup (23) is gone up and by promoting push rod (40) spring (22) is inwardly pressed, and the groove that the key of push rod (40) is arranged on the cavity wall of lock body (21) body pins door.

2, coded lock according to claim 1, it is characterized in that: described character wheel is character wheel (24), (25), (26) and (27), and have spring leaf (08), (11), (14) and (16) respectively, interior (06), (10), (12) and (15) overlapped, reversion pad (05), (07), (09) and (13), each spring leaf lays respectively in separately the interior cover, the thin portion of cover in each reversion pad is stuck in separately, in each character wheel is enclosed within separately respectively by centre bore cover the outside and the key by cover outer in each be stuck in each character wheel keyway in locate.