CN201169985Y

CN201169985Y - Magnetic anti-theft mechanical lock

Info

Publication number: CN201169985Y
Application number: CNU2008200107210U
Authority: CN
Inventors: 于凯霖
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-02-15
Filing date: 2008-02-15
Publication date: 2008-12-24
Anticipated expiration: 2018-02-15

Abstract

The utility model discloses a magnetic burglarproof mechanical lock, and relates to an burglarproof mechanical lock which comprises a lock jacket, a lock shell, a rear liner return spring, a rear liner shell inner tumbler, a rear liner tumbler, a rear liner, a front and rear liner connecting tumbler, a tension spring of the front and rear liner connecting tumbler, an unlocking transmission fork, a rear liner positioning tumbler, a rear liner positioning tumbler spring, a front liner positioning tumbler, a front liner positioning tumbler spring, a front liner tumbler tension spring, a front liner shell middle tumbler, a front inner liner tumbler, a key, a front inner liner, a reverse walking tumbler, a reverse walking outer tumbler and a tumbler return spring; a square cylinder of the key body is provided with a cylindrical strong magnet; an N pole and an S pole of the cylindrical strong magnet are alternately arranged, thereby reducing the repetition rate; simultaneously, a thimble of the front and rear liner connecting tumbler of the lock is a blunt pin in order that a probe can not be accurately pushed into an opening position, thereby effectively preventing the probe and other tools from prying the lock.

Description

Magnetic mechanical anti-theft lock

Technical field

The utility model relates to a kind of theft-preventing mechanical lock, particularly relates to a kind of Magnetic mechanical anti-theft lock.

Background technology

Present employed mechanical lock is commonly cylinder lock, and its structure comprises lock core, locking bolt, and lock core matches with locking bolt, and pellet shot from a slingshot is installed in the lock core, and by the cooperate rotation of controlling lock core of key with pellet shot from a slingshot, thereby the unlatching that realizes locking is with closed.There is following shortcoming in it, the one,, because cylinder lock is the activity by key and pellet shot from a slingshot control lock core, key duplicates easily, the repetitive rate height, and pellet shot from a slingshot goes to pot easily, therefore the cylinder lock theftproof performance is low, poor stability, the 2nd, its structure of changing oblique tongue direction is complicated, and lock core drives oblique gyrus lingulais compression apparatus stroke.Fault such as be easy to take place in the lock body that related components is detained, is come off is locked in addition and can't normally be used.

Summary of the invention

The purpose of this utility model is to provide a kind of Magnetic mechanical anti-theft lock.This mechanical lock adopts the principle that attracts each other and repel between the NS level of magnetic force, in its key square tube of unblanking the strong magnetic of cylinder is housed, and the arrangement that misplaces mutually of its N level and S level makes it reduce repetitive rate.

The purpose of this utility model is achieved through the following technical solutions:

Magnetic mechanical anti-theft lock, the internal construction of this theft-preventing mechanical lock is a symmetric design, comprises in lock overcoat, lock shell, back courage return spring, the back courage shell that pellet shot from a slingshot, back courage pellet shot from a slingshot, back courage, front and back courage connect pellet shot from a slingshot, front and back courage and connect pellet shot from a slingshot in pellet shot from a slingshot extension spring, the shift fork of unblanking, courage location, back pellet shot from a slingshot, courage location, back marble spring, preceding courage location pellet shot from a slingshot, preceding courage location marble spring, preceding courage pellet shot from a slingshot extension spring, the preceding courage shell, preceding inner bag pellet shot from a slingshot, key, preceding inner bag, oppositely walk pellet shot from a slingshot, oppositely outer pellet shot from a slingshot of walking and pellet shot from a slingshot return spring; Described back courage return spring is connected with pellet shot from a slingshot in the courage shell of back, front and back courage connection pellet shot from a slingshot is connected the pellet shot from a slingshot extension spring with the front and back courage and is connected, back courage location pellet shot from a slingshot is connected with courage location, back marble spring, preceding courage location pellet shot from a slingshot is connected with preceding courage location marble spring, and preceding courage pellet shot from a slingshot extension spring is connected with pellet shot from a slingshot in the preceding courage shell.

Aforesaid Magnetic mechanical anti-theft lock, its inner bag pellet shot from a slingshot front end is same magnetic pole.

Aforesaid Magnetic mechanical anti-theft lock, described key are cuboid, and the powerful magnet of cylinder is housed in the square tube of its key body, arrangements that misplace mutually of its N level and S level, and the key body front end has small sircle hole, and its degree of depth matches with the back thimble length of courage.

Aforesaid Magnetic mechanical anti-theft lock, the thimble length of described back courage is identical with the preceding circular hole degree of depth of key, is 10mm.

Advantage of the present utility model and effect are:

1. the strong magnetic of cylinder is housed in the square tube of key body of the present utility model, and the arrangement that misplaces mutually of its N level and S level reduces repetitive rate.

2. can't see any pellet shot from a slingshot in the keyhole of the present utility model, just front end has the aperture of a diameter 1mm, and any special tool of unblanking is also powerless, has only magnetic force the pellet shot from a slingshot in the lock could be promoted or absorption.

3. the thimble that front and back of the present utility model courages connects pellet shot from a slingshot is blunt point, makes probe can't accurately be pushed into the enable possition, effectively prevents to utilize instrument such as probe that it is pried open.

Description of drawings

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

The specific embodiment

The present invention is described in detail with reference to the accompanying drawings.

As shown in the figure, the utility model comprises in lock overcoat 1, lock shell 2, back courage return spring 3, the back courage shell that pellet shot from a slingshot 4, back courage pellet shot from a slingshot 5, back courage 6, front and back courage connect pellet shot from a slingshot 7, front and back courage and connect pellet shot from a slingshot 15 in pellet shot from a slingshot extension spring 8, the shift fork 9 of unblanking, courage location, back pellet shot from a slingshot 10, courage location, back marble spring 11, preceding courage location pellet shot from a slingshot 12, preceding courage location marble spring 13, preceding courage pellet shot from a slingshot extension spring 14, the preceding courage shell, preceding inner bag pellet shot from a slingshot 16, key 17, preceding inner bag 18, oppositely walk pellet shot from a slingshot 19, oppositely outer pellet shot from a slingshot 20 of walking and pellet shot from a slingshot return spring 21.

Accompanying drawing is a unlocking condition of the present utility model, and after extracting as key, the front and back courage connects the pellet shot from a slingshot spring that will be stretched and will connect pellet shot from a slingshot and retract in the courage of back, and this moment, back courage pellet shot from a slingshot was connected in the pellet shot from a slingshot hole that pellet shot from a slingshot pushes lock housing, will after courage and lock housing be locked into one.Key is extracted, preceding inner bag pellet shot from a slingshot is drawn in preceding inner bag pellet shot from a slingshot in the lock housing pellet shot from a slingshot hole by pellet shot from a slingshot in preceding courage pellet shot from a slingshot extension spring and the preceding courage shell, the inner bag pellet shot from a slingshot will be between the inner bag lock housing before this moment, to lock shell and preceding inner bag is locked into one, this moment the pellet shot from a slingshot return spring and oppositely the outer pellet shot from a slingshot of the walking pellet shot from a slingshot of will oppositely walking push back the position, before being in, the outer pellet shot from a slingshot of reverse walking between inner bag and the lock shell, preceding inner bag and lock housing are locked into one.

Must the magnetic pole assembling of key and pellet shot from a slingshot is correct during the assembling of this lock, its correct order is:

1. in the keyhole of inner bag, reinstall with key and inhale the magnetic pole pellet shot from a slingshot mutually before key being inserted, should be in a plane with preceding inner bag after this moment, pellet shot from a slingshot was put into, put into the pellet shot from a slingshot that repels mutually again and get final product;

2. the back inner bag is aligned with preceding inner bag, courage connects pellet shot from a slingshot before and after putting into, and in the pellet shot from a slingshot hole of again back courage pellet shot from a slingshot being packed into, pellet shot from a slingshot should be level and smooth outward with the back inner bag, then extension spring sealed, and installs the shift fork of unblanking, jump ring;

3. after all pellets shot from a slingshot install, will lock shell and overlap inner bag forward, pellet shot from a slingshot in courage pellet shot from a slingshot extension spring and the preceding courage shell, oppositely outer pellet shot from a slingshot of walking and pellet shot from a slingshot return spring before reinstalling by the back courage.Before courage location pellet shot from a slingshot, preceding courage location marble spring, back courage location pellet shot from a slingshot and courage location, back marble spring reinstall pellet shot from a slingshot and back courage return spring in the courage shell of back, after whole parts install, are inserted in the lock overcoat.

Annotate: when courage pellet shot from a slingshot extension spring was connected the pellet shot from a slingshot extension spring with the front and back courage before packing into, extension spring will be anchored on the lock wall, in order to avoid phenomenon appears not being pulled in pellet shot from a slingshot; When reverse walking outer spring and pellet shot from a slingshot return spring were installed, after the length of spring compressed, pellet shot from a slingshot the inner should be level and smooth with inwall.

The principle of unblanking of this magnetic machinery lock is the principle that attracts each other and repel that adopts between the NS level of magnetic force, in its key square tube of unblanking the strong magnetic of cylinder is housed, the arrangement that misplaces mutually of its N level and S level, make it reduce repetitive rate, after key inserts square keyhole, pellet shot from a slingshot in each hole is by being subjected in the effect that is subjected to the magnetic force key, with pellet shot from a slingshot in each hole in the lock or attraction mutually, or repel mutually, make the pellet shot from a slingshot in each hole be in unlocking condition, the key rotation can be unblanked, it is former and later two liner devices that this lock is arranged again, after key inserts, two courages of back in the courage are connected pellet shot from a slingshot to be adsorbed in the key front end it connects the thimble of pellet shot from a slingshot and the small sircle hole of key front end is in certain position, the state that the four sides pellet shot from a slingshot of back courage is in out simultaneously, after key is extracted, before pellet shot from a slingshot in the courage springs return that is stretched again, make this lock be in locking state, released by spring again and also be in locking state, before and after courage connect the pellet shot from a slingshot springs return that is stretched, courage is in the dialysis state before and after making, four sides pellet shot from a slingshot in the back courage is with back courage and lock housing place locking state, even preceding courage is unlocked, courage idle running only, this lock can not be opened yet, as utilize magnetic force that the front and back courage is connected pellet shot from a slingshot absorption, owing to connect the front end thimble of pellet shot from a slingshot and be not fixed dimension, it will differ 0.4mm, four sides pellet shot from a slingshot in the back courage promptly is in locking state, this lock can not be unlocked yet, owing to can't see any pellet shot from a slingshot in the keyhole of this lock, just front end has the aperture of a diameter 1mm, any special tool of unblanking is also powerless, have only magnetic force the pellet shot from a slingshot in the lock could be promoted or absorption, make the pellet shot from a slingshot of lock inner bag and the pellet shot from a slingshot of lock housing that inner bag and lock housing are in released state, but can conversion because of the magnetic pole of key, the important rate that makes key is 34, the thimble size that connects the pellet shot from a slingshot front portion before and after having again can conversion 15 kinds, so the repetitive rate of this lock key is 510, thereby increased the antitheft coefficient of this lock.This lockset is equipped with the strong point of password and machinery, and it is the desirable lockset that house, vehicle, safety cabinet etc. are suitable for.

The repetitive rate of its key can connect the thimble length of pellet shot from a slingshot and the circular hole degree of depth conciliation of key front portion by the front and back courage except the conversion of key magnetic pole.Even the magnetic pole of key is correct, the size of the four sides pellet shot from a slingshot of courage can't be reconciled thereafter, and this lock can not be unlocked yet, and is blunt point because the front and back courage connects the thimble of pellet shot from a slingshot, makes probe can't accurately be pushed into the enable possition.Have when making to make the spring hole move forward and backward the position more than 3 times, just the magnetic pole of key can make this lock repetitive rate at 1530 again.

Claims

1. Magnetic mechanical anti-theft lock, the internal construction of this theft-preventing mechanical lock is a symmetric design, it is characterized in that, comprise lock overcoat (1), lock shell (2), back courage return spring (3), pellet shot from a slingshot (4) in the back courage shell, back courage pellet shot from a slingshot (5), back courage (6), the front and back courage connects pellet shot from a slingshot (7), the front and back courage connects pellet shot from a slingshot extension spring (8), the shift fork (9) of unblanking, back courage location pellet shot from a slingshot (10), back courage location marble spring (11), preceding courage location pellet shot from a slingshot (12), preceding courage location marble spring (13), preceding courage pellet shot from a slingshot extension spring (14), pellet shot from a slingshot (15) in the preceding courage shell, preceding inner bag pellet shot from a slingshot (16), key (17), preceding inner bag (18), reverse walking pellet shot from a slingshot (19), reverse walking outer pellet shot from a slingshot (20) and pellet shot from a slingshot return spring (21); Described back courage return spring is connected with pellet shot from a slingshot in the courage shell of back, front and back courage connection pellet shot from a slingshot is connected the pellet shot from a slingshot extension spring with the front and back courage and is connected, back courage location pellet shot from a slingshot is connected with courage location, back marble spring, preceding courage location pellet shot from a slingshot is connected with preceding courage location marble spring, and preceding courage pellet shot from a slingshot extension spring is connected with pellet shot from a slingshot in the preceding courage shell.

2. Magnetic mechanical anti-theft lock according to claim 1 is characterized in that, the upper end of preceding inner bag pellet shot from a slingshot is same magnetic pole.

3. Magnetic mechanical anti-theft lock according to claim 1, it is characterized in that, described key is a cuboid, the powerful magnet of cylinder is housed in the square tube of its key body, the arrangement that misplaces mutually of its N level and S level, the key body front end has small sircle hole, and the thimble length that its degree of depth is connected on the pellet shot from a slingshot with the front and back courage matches.

4. Magnetic mechanical anti-theft lock according to claim 1 is characterized in that, the thimble length that described front and back courage connects on the pellet shot from a slingshot is identical with the preceding circular hole degree of depth of key, is 10mm.