CN2311575Y

CN2311575Y - Key type mechanical cipher lock

Info

Publication number: CN2311575Y
Application number: CN 97230934
Authority: CN
Inventors: 涂荣平
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-19
Filing date: 1997-12-19
Publication date: 1999-03-24
Anticipated expiration: 2007-12-19

Abstract

The utility model relates to a key type mechanical cipher lock, which is composed of a lock shell, a lock tongue, a fixing plate block, an annular movable plate block, and a keyboard block which is provided with data scales. A cipher core, a code core and a repetition code core are arranged in the lock; a cipher keystroke and a repetition code keystroke are arranged corresponding to the code core. The cipher lock can edit and provide the unlocking cipher by regulating the code core; the mistake of pressing wrong keys can cause the program disorder of the unlocking cipher; the lock can not be unlocked; only after the repetition code keystroke is pressed, the unlocking cipher is accurately input, and the lock can be unlocked. The lock has the advantage of simple, skillful and reasonable structure. A plurality of cipher keystrokes can be provided with a plurality of kinds of pressing selections in a cipher number, and the probability of decoding the cipher is reduced. The utility model is a cipher lock with high safety and high reliability.

Description

Key-type mechanical puzzle lock

The utility model relates to coded lock, especially a kind of key-type mechanical puzzle lock.

At present, known coded lock kind is more, but nothing more than being electronic password lock and mechanical code lock two big classes, it is more safe and reliable that the former has utilized the modern high technology electronic technology that coded lock is used, but because electronic password lock need be equipped with corresponding power supply, and structure is complicated, should not promote the use of, so less seeing on the market.Latter's mechanical code lock is because its structure is simpler relatively, it is also convenient to use, so be used for strongbox in a large number, security door etc., but the unlocking cipher of this mechanical code lock number can not oneself be set up arbitrarily in numerous figure place sign indicating numbers or change at any time, and, grope to open this coded lock repeatedly to other people chance is provided in case number also can not confound lock ISN core program by error code; Password is penetrated by the people easily, Gu this can bring sense of insecurity to the user.

The purpose of this utility model is the deficiency that is latched at above-mentioned mechanical cipher, provide a kind of password in a few tens sign indicating numbers, to change arbitrarily at any time, and in case by error code lock drawback lock coded program is destroyed, password is difficult for the key-type mechanical puzzle lock penetrated by the people.

Key-type mechanical puzzle lock of the present utility model, comprise lock housing and dead bolt, it is characterized in that: fixedly install the fixed disk piece on the lock housing, annular movable disk piece is set in the fixed disk piece, corresponding respectively on fixed disk piece and the movable disk piece is that decode core hole is offered by interior China and foreign countries three circles in the center with dish piece axle center, every group code core hole is 10 and evenly distributes with equidistant, the sign indicating number core is laid code core in the hole, the mess code core, multiple sign indicating number core, the inner ring perisporium of movable disk piece has 10 equidistant locating slots corresponding to sign indicating number core hole, the keyboard piece that is provided with digital calibration is arranged on the fixed disk piece, keyboard piece axle center is provided with multiple sign indicating number button, around three the elasticity password keys of multiple sign indicating number button setting corresponding to decode core hole, interior China and foreign countries, the multiple sign indicating number button lower end that can only move up and down heads on multiple sign indicating number lever, the body of rod of multiple sign indicating number button is provided with the elastic steel ball that can snap in movable disk piece inner ring perisporium locating slot, between movable disk piece and the multiple sign indicating number lever multiple sign indicating number plate is set, affixed can the rotation with the movable disk piece in the bottom of movable disk piece stirred the driving lever of dead bolt move left and right.

Push-button puzzle lock of the present utility model can be compiled and not have unlocking cipher by adjusting a sign indicating number core, has only during unlatching by to whole password sign indicating numbers number, and lock is just understood breakdown, otherwise closes.Set mess code core can prevent that other people from decoding the unlatching lock, and when other people pushed the wrong unlock code, the mess code core can make the unlocking cipher program confound and block the driving-chain of unblanking, and lock can not be opened.At this moment, have only by importing unlock code more like clockwork behind the multiple sign indicating number key lock is opened.This lock construction is simple, ingenious rationally, several password keys can have several pressing by selection in a sign indicating number number, the possibility of sign indicating number unlatching is dwindled greatly, are a kind of safety, the high coded lock of reliability.

The concrete structure of key-type mechanical puzzle lock of the present utility model is provided in detail by the following drawings and embodiment.

Fig. 1 is the structural representation of key-type mechanical puzzle lock.

Embodiment: can be clear that from Fig. 1, key-type mechanical puzzle lock is made up of lock housing 23, fixed disk piece 1, annular movable disk piece 13, keyboard piece 5 and dead bolt 22, fixed disk piece 1 is fixed on the lock housing 23, movable disk piece 13 is arranged in the fixed disk piece 1, corresponding respectively on fixed disk piece 1 and the movable disk piece 13 is that decode core hole is offered by interior China and foreign countries three circles in the center with dish piece axle center, every group code core hole is 10, evenly distributes with equidistant.The sign indicating number core is installed code core 9 in the hole, 12, mess code core 10, multiple sign indicating

number core

11,14,15, the inner ring perisporium of movable disk piece 13 has 10 equidistant locating slots 24 corresponding to sign indicating number core hole, the keyboard piece 5 that is provided with digital calibration is arranged on the fixed disk piece 1, the shaft core position of keyboard piece 5 is provided with multiple sign indicating number button 4, around three the elasticity password keys 2 of multiple sign indicating number button 4 settings corresponding to decode core hole, interior China and foreign countries, 3,6,

password key

2,3,6 and a multiple sign indicating number button 4 be equipped with back-moving spring 7,8, multiple sign indicating number button 4 lower ends that can only move up and down head on the multiple sign indicating number lever 18 that is contained on the axle 19, the body of rod of multiple sign indicating number button 4 is provided with the spring 20 and the steel ball 17 that can snap in movable disk piece 13 inner ring perisporium locating slots 24, between movable disk piece 13 and the multiple sign indicating number lever 18 multiple sign indicating number plate 16 is set, the bottom of movable disk piece 13 affixed can be rotated with movable disk piece 13 and be stirred the driving lever 21 of dead bolt 22 move left and right.

After the course of work of key-type mechanical puzzle lock is locking, sign indicating number core hole in the movable disk piece 13 communicates with yard core hole in the fixed disk piece 1, by the multiple sign indicating number of multiple sign indicating number button 4 jack-up lever 18, to answer yard plate 16 by a multiple sign indicating number lever 18 holds in the palm and is close to movable disk piece 13 positions, the multiple sign indicating number core 11,15 of password is entered in 1 yard core hole of fixed disk piece movable disk piece 13 is blocked, lock can not be opened.Have only according to unlocking cipher rotary keyboard piece 5 and find sign indicating number number accurately by to wherein one or two and three of

password key

2,3,6, button will be answered the disengagement face position that yard core 11,15 pushes up movable disk piece 13 and fixed disk piece 1 by code core 9,12, at this moment code keypad piece 5 turns clockwise, compressing friction that steel ball 17 is stuck in 24 li of the locating slots of movable disk piece 13 by the spring 20 in multiple sign indicating number button 4 bodies of rod drives movable disk piece 13 and turns an angle, at this moment the driving lever 21 of unblanking just is being with dead bolt 22 to be moved to the left certain position, and lock is by breakdown.In case by error code number, the veneer that the part of mess code core 10 enters fixed disk piece 1 and movable disk piece 13 blocks movable disk piece 13, lock just can not breakdown, at this moment to unblank, have only earlier and will answer yard plate 16 by a multiple sign indicating number button 4 and hold and be close to movable disk piece 13, after by multiple sign indicating number core 14 mess code core 10 by error code number being set back, press unlock code number again, locking when errorless by sign indicating number just can be by breakdown.

Claims

1, a kind of key-type mechanical puzzle lock, comprise lock housing (23) and dead bolt (22), it is characterized in that: fixedly install fixed disk piece (1) on the lock housing (23), annular movable disk piece (13) is set in the fixed disk piece (1), corresponding respectively on fixed disk piece (1) and the movable disk piece (13) is that decode core hole is offered by interior China and foreign countries three circles in the center with dish piece axle center, every group code core hole be 10 to wait square evenly to distribute, the sign indicating number core is laid code core (9 in the hole, 12), mess code core (10), multiple sign indicating number core (11,14,15), the inner ring perisporium of movable disk piece (13) equidistantly has 10 locating slots (24) corresponding to sign indicating number core hole, the keyboard piece (5) that is provided with digital calibration is arranged on the fixed disk piece (1), keyboard piece (5) axle center is provided with multiple sign indicating number button (4), around three the elasticity password keys (2 of multiple sign indicating number button (4) setting corresponding to decode core hole, interior China and foreign countries, 3,6), multiple sign indicating number button (4) lower end that can only move up and down heads on multiple sign indicating number lever (18), the body of rod of multiple sign indicating number button (4) is provided with the elastic steel ball (17) that can snap in movable disk piece (13) inner ring perisporium locating slot (24), multiple sign indicating number plate (16) is set between movable disk piece (13) and the multiple sign indicating number lever (18), and affixed can the rotation with movable disk piece (13) in the bottom of movable disk piece (13) stirred the driving lever (21) of dead bolt (22) move left and right.