CN202249239U

CN202249239U - Blind machine combination lock

Info

Publication number: CN202249239U
Application number: CN2011201162950U
Authority: CN
Inventors: 赵正; 赵万春
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-15
Filing date: 2011-04-15
Publication date: 2012-05-30
Anticipated expiration: 2021-04-15

Abstract

The utility model relates to a blind single turnplate machine combination lock, which comprises a positioning knob, an unlocking knob and a password wheel. The blind machine combination lock is characterized in that apparently the lock body has no dial and no numbers, and a counting tooth and a counting snap spring inside the lock body actuate to memorize the code and then match with the code to unlock the cipher lock. The cipher lock realizes blind unlocking, overcomes the disadvantages of conventional cipher locks that the passwords are easy to leak and that the locks can only be unlocked under visible condition, so others are not easy to steal the passwords, and the passwords of the blind machine combination lock are easy to change through a special variable-code key.

Description

Blind open type mechanical code lock

Affiliated technical field

The utility model relates to a kind of single rotating disc type mechanical code lock, specifically is that a kind of single rotating disc type outward appearance does not have scale, do not have digital blind open type mechanical code lock.

Background technology

At present, known single rotating disc type mechanical code lock generally is provided with dial, and number or numerical key are revealed password easily during use, have potential safety hazard, and can only under visual condition, unblank.And can not change password or change is more loaded down with trivial details during password.Most of part of single rotating disc type mechanical code lock is installed on the axle of same garden, makes the thicker of lock body change, is not suitable for being installed in case, bag outer surface, can only be installed in the inboard of case, cabinet door.The use field receives certain limitation.

Summary of the invention

The utility model technical issues that need to address are: overcome disadvantages of background technology, but a kind of single-wheel, case, bag fitted outside are provided; The cabinet door can inbuilt blind open type mechanical code lock.And very easily change password.

A kind of blind open type mechanical code lock; Comprise lock shell (1), snap lock nose (2), navigation button (3), the button of unblanking (4), cipher wheel (5); It is characterized in that: the front of said lock shell (1) is the indent spirogyrate; The back side has two at the circular hole (1-1) with the symmetry of circumference; Slide plate alignment pin (8) is provided with spring (17); Arcuate socket (10-2), edge that spacer (10) is provided with two symmetries are provided with a locating slot (10-1); Said cipher wheel (5) comprises numeration sheet (11), numeration jump ring (9), active cipher chips (12), driven cipher chips (13,14), turriform spring (16); The edge of numeration sheet (11) is provided with the tooth (11-1) that counts, the interior circle of the tooth (11-1) that counts has the interior round arcuate socket (11-3) that two symmetries are arranged of change code holes (11-2), change code holes that equates with the number of teeth quantity of numeration tooth (11-1), and initiatively cipher chips (12) is provided with two cylindrical nib (12-1), the edge is provided with moving tooth (12-2), and said spacer (10), numeration sheet (11) are installed on the square shaft (5-2) of cipher wheel (5); Initiatively cipher chips (12), driven cipher chips (13,14), be installed at interval on the hollow shaft (1-2) in the lock shell through partition; Slide plate alignment pin (8) leans on spring (17) elastic force to be close on the edge of spacer (10), numeration sheet (11) with initiatively between the cipher chips (12) through change code holes (11-2) interlocking on two cylindrical nib (12-1) on the cipher chips (12) initiatively and the numeration sheet (11), numeration jump ring (9) is close on the tooth that counts by self elastic force.

The blind evolution formula of the utility model is to realize like this

The mechanical code lock of the utility model comprises the lock shell, and snap lock nose, external surface have cipher wheel, navigation button, spacer, slide plate alignment pin are housed in the button of unblanking, lock, numeration sheet, numeration jump ring, initiatively cipher chips, driven cipher chips, the turriform spring.It is characterized in that this mechanical code lock outward appearance do not have dial, do not have digital; Spacer, numeration sheet are installed on the cipher wheel square shaft, and initiatively cipher chips is installed on the hollow shaft in the lock shell through partition between the driven cipher chips at interval, and there is a locating slot at the edge of spacer; The slide plate alignment pin is close on the spacer edge by spring force, and the edge of numeration sheet is provided with the numeration tooth, and the numeration jump ring leans on self elastic force to be close on the numeration tooth; Rabbet with the change code holes on the numeration sheet through two cylindrical nib on the active cipher chips between numeration sheet and the active cipher chips, realize the synchronization interactive between cipher wheel, spacer, numeration sheet, the active cipher chips, the location; Alignment pin lifts; Numeration is unblanked to sign indicating number, the dead bolt withdrawal, and the lock nose is upspring.

The change pin mode of the utility model is such

Lock shell (1) back side has two to be keyhole at the circular hole (1-1) with the symmetry of circumference, and the arcuate socket (10-2) of two symmetries is arranged on the spacer (10), and a locating slot (10-1) is arranged; There is numeration tooth (11-1) at the edge of numeration sheet (11); Circle has the change code holes (11-2) that equates with numeration tooth (11-1) number of teeth in the numeration tooth (11-1), and circle has the arcuate socket (11-3) of symmetry in the change code holes, initiatively on the cipher chips (12) two symmetrical cylindrical nib (12-1) is arranged; Insert keyhole with Code changeable key and gently be pressed onto the end; The active cipher chips is separated with the numeration sheet, and tooth of rotational password wheel can be changed original code simultaneously, the 4th page more detailed narration is arranged at manual.

The blind open type mechanical code lock of the utility model case, the outer installing type of bag are to realize like this

The indent spirogyrate is made in the front of lock shell, and cipher wheel is made concave shaped, and holddown spring is made turriform.Driven cipher chips and holddown spring are installed in lock shell indent position; The concave shaped cipher wheel is installed at the evagination position; When in Code changeable key inserts lock, becoming sign indicating number; The height of turriform spring can be by 5 millimeters sizes that are compressed to the spring steel wire diameter, and lock thickness can be made in 7 millimeters, are installed in case, bag outside is more both artistic and practical.

The beneficial effect of the utility model is:

1, blind open type mechanical code lock has avoided the user when opening coded lock, to be spied on by other people, and password is revealed.

2, blind open type does not receive ambient light dark and eyesight influence.

3, this lock ultrathin type is installed in case, the bag external surface is more both artistic and practical.

4, the user to change password very convenient quick.

Description of drawings

Fig. 1 looks sketch map for the master of the utility model;

Fig. 2 is the cross-sectional schematic of Fig. 1;

Fig. 3 is the internal structure floor map of the utility model;

Fig. 4 is the cross-sectional schematic of Fig. 3;

Fig. 5 is the spacer sketch map;

Fig. 6 is numeration sheet sketch map;

Fig. 7 is an active cipher chips sketch map;

Fig. 8 is the generalized section of Fig. 7;

Fig. 9 is driven cipher chips one sketch map;

Figure 10 is Fig. 9 generalized section;

Figure 11 is driven cipher chips two sketch mapes;

Figure 12 is the distance piece sketch map;

Figure 13 is a turriform spring sketch map;

Figure 14 is the Code changeable key sketch map;

Figure 15 is an external view;

Figure 16 is for opening too external view of shape.

Lock shell 1 in the accompanying drawing, Code changeable key hole 1-1, hollow shaft 1-2, snap lock nose 2, lock-tongue port 2-1, spring 2-2, navigation button 3, location rotating cam 3-1; The button 4 of unblanking, the rotating cam 4-1 that unblanks, cipher wheel 5, turning cylinder 5-1, turning cylinder square toes 5-2, slide plate dead bolt 6A, slide plate dead bolt 6B; Tension spring 7, slide plate alignment pin 8, numeration jump ring 9, spacer 10, locating slot 10-1, arcuate socket 10-2, square opening 10-3; Numeration sheet 11, numeration tooth 11-1 becomes code holes 11-2, arcuate socket 11-3, square opening 11-4, initiatively cipher chips 12 becomes sign indicating number plush copper 12-1; Cipher chips moving tooth 12-2, password groove 12-3, driven cipher chips 13, by moving tooth 13-1, moving tooth 13-2, password groove 13-3, driven cipher chips 14; By moving tooth 14-1, password groove 14-2, distance piece 15, turriform spring 16, locating pin spring 17 is installed screw 18, Code changeable key 19.

The specific embodiment

To combine accompanying drawing to further describe below the utility model

The lock outward appearance is seen Fig. 1, Fig. 2, Figure 15, Figure 16, and lock shell external surface has navigation button 3, the button 4 of unblanking, cipher wheel 5, snap lock nose 2.

Internal construction is seen Fig. 2, Fig. 3, Fig. 4.

The password part partly has spacer 10, and cipher chips 11 is installed on the cipher wheel square shaft 5-2; Active cipher chips 12;

Driven cipher chips

13,14, distance piece 15, turriform spring 16; Be installed on the hollow shaft in the lock shell, part feature is seen Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13; Numeration jump ring 9 is seen Fig. 2, Fig. 3, is fixed on the lock shell inside wall, and middle outstanding position is against on the numeration tooth.Slide plate alignment pin 8 is installed on the pillar slideway 1-3, and the pin head contacts with spacer 10.The other end contacts with spring 17 with navigation button cam 3-1.

Locking closes with opening section sees Fig. 2, Fig. 3, and slide plate

dead bolt

6A, 6B are arranged, and the end of dead bolt 6B contacts with cipher chips, and the other end contacts with the button cam 4-1 that unblanks, and two

dead bolt

6A and 6B lean on tension spring 7 tensions, make the wedge tongue position of

dead bolt

6A, 6B stretch out the lock shell.

Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Figure 14 are partly seen in change of secret code, and Code changeable key 19 is arranged, Code changeable key hole 1-1; Code changeable key arcuate socket 10-2,11-3; Become code holes 11-2, become a sign indicating number plush copper 12-1, the number that becomes code holes equates with the number of teeth of the tooth that counts and is even number.

The method for using of the utility model is following

With reference to Fig. 1,5 liang of the cipher wheel that turns clockwise are more than the circle; Positioning of rotating button 3 makes slide plate alignment pin 8 lean on the elastic force of spring to be against on the spacer 10, the cipher wheel 5 that turns clockwise again, and slide plate alignment pin 8 can slip among the locating slot 10-1 automatically, and this moment, cipher wheel 5 was fixed, and password is set to zero; Opposite spin navigation button 3, cam 3-1 lift slide plate alignment pin 8; The cipher wheel 5 that turns clockwise, 11-1 touches numeration jump ring 9 by the numeration tooth, the feel numeration, revolution one tooth is 1 numeral, rotates to first set password figure, is rotated counterclockwise cipher wheel 5 again, rotates to second set password figure; The cipher wheel 5 that turns clockwise again rotates to the 3rd set password figure; The rotation button 4 of unblanking, wedge

dead bolt

6A, 6B lean on cam 4-1 to rotate withdrawal, and snap lock nose 2 is upspring automatically, and lock is promptly opened, and when needs are locked lock, the snap lock nose is pressed in the lock muzzle, and arbitrarily rotating, cipher wheel gets final product.

The utility model is provided with three passwords, and the method for change password is: earlier by the step of unblanking, cipher wheel set zero-bit after; With the navigation button cycle, Code changeable key 19 is inserted in the Code changeable key hole of locking the back side press key again, numeration sheet 11 is separated with active cipher chips 12; Rotation cipher wheel 5 changes the hole position of change sign indicating number plush copper 12-1 in becoming code holes 11-2 on the active cipher chips 12, and a tooth 11-1 turns clockwise; Numeral of first password rising is rotated counterclockwise a tooth 11-1, numeral of first password decline; Like original code is [3,15,6], and change back password can be changed into [2,15,6], [4,15,6]; Extract Code changeable key 19, numeration sheet 11 leans on the interlock again of turriform spring force with active cipher chips 12.Attention: continue the change password like need, repeat above-mentioned steps and get final product.This change password need not change the cipher chips in the lock, just can accomplish in the short time at the utmost point.

Claims

1. blind open type mechanical code lock; Comprise lock shell (1), snap lock nose (2), navigation button (3), the button of unblanking (4), cipher wheel (5); It is characterized in that: the front of said lock shell (1) is the indent spirogyrate; The back side has two at the circular hole (1-1) with the symmetry of circumference; Slide plate alignment pin (8) is provided with spring (17); Arcuate socket (10-2), edge that spacer (10) is provided with two symmetries are provided with a locating slot (10-1); Said cipher wheel (5) comprises numeration sheet (11), numeration jump ring (9), active cipher chips (12), driven cipher chips (13,14), turriform spring (16); The edge of numeration sheet (11) is provided with the tooth (11-1) that counts, the interior circle of the tooth (11-1) that counts has the interior round arcuate socket (11-3) that two symmetries are arranged of change code holes (11-2), change code holes that equates with the number of teeth quantity of numeration tooth (11-1), and initiatively cipher chips (12) is provided with two cylindrical nib (12-1), the edge is provided with moving tooth (12-2), and said spacer (10), numeration sheet (11) are installed on the square shaft (5-2) of cipher wheel (5); Initiatively cipher chips (12), driven cipher chips (13,14), be installed at interval on the hollow shaft (1-2) in the lock shell through partition; Slide plate alignment pin (8) leans on spring (17) elastic force to be close on the edge of spacer (10), numeration sheet (11) with initiatively between the cipher chips (12) through change code holes (11-2) interlocking on two cylindrical nib (12-1) on the cipher chips (12) initiatively and the numeration sheet (11), numeration jump ring (9) is close on the tooth that counts by self elastic force.

2. according to the said blind open type mechanical code lock of claim 1, it is characterized in that: have Code changeable key (19).