CN2412072Y

CN2412072Y - Composite reverse pin tyre cylinder master

Info

Publication number: CN2412072Y
Application number: CN 99215218
Authority: CN
Inventors: 朱永昌
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-06-23
Filing date: 1999-06-23
Publication date: 2000-12-27
Anticipated expiration: 2009-06-23

Abstract

The utility model relates to a composite reverse-pin tumbler lock core, which has the structure that the end of a spring (3) fixedly connected with a lock core ring (2) is inserted in transverse through hole of a reverse-pin tumbler (4), the long arm side of a lever torsion spring (6) is connected with a pressing-down pin tumbler (5) of the lock body, the short arm end is connected with a lateral pin tumbler (9), and one end of a reverse torsion spring (7) is connected with the short arm end of the lever torsion spring (6). Therefore, the structure of the existing pin tumbler lock core is changed, so that one or two sets of the pin tumblers can lock back from the lock core ring to the lock body, and the lock can not be unlocked without the key. The utility model realizes safe theft-prevention, and is an update product of the pin tumbler lock.

Description

The composite reverse pin type lock cylinder

The utility model relates to a kind of composite reverse pin type lock cylinder, belongs to the hardware class, especially lockset kind.

The lock core structure of existing cylinder lock mostly is that columniform pellet shot from a slingshot and marble spring are contained in the lock core, inserts along keyhole with key, and the pellet shot from a slingshot of pinning lock core ring is advanced in corresponding with it pilot hole, so just can open cylinder lock.The lock core of this structure extensively is used in the existing locking industry, no matter be single step lock core, symmetrical double flute tooth lock core, three-flute tooth lock core or cross recess tooth lock core, their common characteristic are pinned rotating lock core ring with pellet shot from a slingshot and marble spring exactly, and it is simple in structure, easily make.But its weak point is: the thief adopts gimmicks such as hook is dialled, extruding with thin wire hook, rubber sheet or master key etc., and pellet shot from a slingshot is promoted along single direction (promptly from lock core hoop lock body direction), and the lock core ring is rotated, and just can open lock.

The purpose of this utility model just is to overcome the existing easy ruined problem of cylinder lock, a kind of composite reverse pin type lock cylinder is provided, with the lock core ring can be under the free state the pellet shot from a slingshot that from lock body, promotes to the lock core ring, change the pellet shot from a slingshot that promotes to lock body by in the lock core ring into, and can sell mutually with lock body, but also to make pellet shot from a slingshot under the effect of key, can turn back in the lock core ring.

Above-mentioned purpose is achieved in that the composite reverse pin type lock cylinder, comprise lock body, lock core ring and pellet shot from a slingshot, spring is fixedlyed connected with the lock core ring, the end is inserted and is anti-marketed in the cross through hole of pellet shot from a slingshot, lever torsion spring and reverse torsion spring set are on the torsion spring pin, the long arm end and the lock body of lever torsion spring press down pellet shot from a slingshot, the galianconism end is connected with lateral pins, oppositely an end of torsion spring is connected with the galianconism end of lever torsion spring, the lever torsion spring is short, the gearratio of long arm end is 1: 2.26, this is unidirectional composite reverse pin type angle-shaped groove tooth lock cylinder, derives three-flute tooth lock cylinder according to this principle.Three-flute tooth lock cylinder is divided into unidirectional and two-way two kinds: unidirectional composite reverse pin type three-flute tooth lock cylinder, by with a pair ofly press down pellet shot from a slingshot, anti-market the symmetrically arranged auxiliary pellet shot from a slingshot of pellet shot from a slingshot, and a pair of lever torsion spring that is connected with symmetrically arranged torsion spring pin is formed, unidirectional spring one end inserts and anti-markets in the cross through hole of pellet shot from a slingshot, the other end is connected with spring steady pin on the lock core, lever torsion spring and reverse torsion spring set are on the torsion spring pin, the long arm end of lever torsion spring presses down pellet shot from a slingshot with lock body, the galianconism end is connected with lateral pins, and oppositely an end of torsion spring is connected with the galianconism of lever torsion spring.And the long arm end of another torsion spring is connected with auxiliary pellet shot from a slingshot, and galianconism end and lock body are fixed.Two-way composite reverse pin type three-flute tooth lock cylinder, the two ends of two-way spring are stuck in the symmetrically arranged cross through hole that anti-markets pellet shot from a slingshot up and down, torsion spring on two torsion spring pins of homonymy, galianconism end and same lateral pins, long arm end are connected with separately the pellet shot from a slingshot that presses down, oppositely an end of torsion spring is connected with the galianconism of lever torsion spring, and the lateral pins of taking mutually with galianconism is promoted to the lock core ring, the gearratio of the short long arm end of lever torsion spring is 1: 2.26.

This composite reverse pin type lock cylinder is skillfully constructed, and modern design has been broken the structure of traditional lock cylinder, opens and closes flexibly, and theftproof is good, is not the key of special-purpose coupling, can't open this type of lockset, is the renewal product of cylinder lock.

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail

Fig. 1 is composite reverse pin type angle-shaped groove tooth (left-hand) lock cylinder structural representation

Fig. 2 is the A-A sectional view of figure

Fig. 3 is composite reverse pin type angle-shaped groove tooth (dextrad) lock cylinder sectional view

Fig. 4 is the unidirectional three-flute tooth of composite reverse pin type (dextrad) lock cylinder structural representation

Fig. 5 is the B-B sectional view of Fig. 4

Fig. 6 is the unidirectional three-flute tooth of composite reverse pin type (left-hand) lock cylinder sectional view

Fig. 7 is the sectional view of Fig. 6

Fig. 8 is the two-way three-flute tooth of a composite reverse pin type lock cylinder structural representation

Fig. 9 is Fig. 5 opening sectional view

Figure 10 is the opening sectional view of Fig. 8

The composite reverse pin type lock cylinder, comprise lock body 1, lock core ring 2, pellet shot from a slingshot, unidirectional spring 3 one ends insert and anti-market in the cross through hole of pellet shot from a slingshot 4, the other end is connected with spring steady pin 10 on the lock core ring 2, lever torsion spring 6 and reverse torsion spring 7 are enclosed within on the torsion spring pin 8, the long arm end of lever torsion spring 6 is stuck in lock body and presses down on the pellet shot from a slingshot 5, the galianconism end is stuck on the lateral pins 9, oppositely an end of torsion spring 7 is stuck on lever torsion spring 6 and the galianconism that lateral pins 9 is connected, lever torsion spring 6 is short, the gearratio of long arm end is 1: 2.26, this is unidirectional composite reverse pin type angle-shaped groove tooth lock cylinder, can be divided into a left side by groove tooth direction again, dextrad angle-shaped groove tooth.Anti-market pellet shot from a slingshot 4 and be positioned at the pilot hole of lock body 1 and lock core ring 2, press down pellet shot from a slingshot 5 in the pilot hole of lock body 1, in the pilot hole of lateral pins 9 between lock body 1 and lock core ring 2.Key with coupling when unblanking inserts in the keyhole, groove tooth on the key pushes up lateral pins 9 in lock body 1, the galianconism end of lever torsion spring 6 is squeezed and is upturned, long arm end is that the center of circle is rotated down with torsion spring pin 8 then, to press down pellet shot from a slingshot 5 presses in lock core ring 2, because the gearratio of the short long arm end of lever torsion spring is 1: 2.26, be to move 1mm on the galianconism, the long-armed 2.26mm that just moves down, its torsion is greater than the elastic force of spring 3, is squeezed and moves in lock core ring 2 pilot holes so anti-market pellet shot from a slingshot 4, when the upper surface that anti-markets pellet shot from a slingshot 4 is concordant with the lock core face of cylinder, the lock core ring just can break away from control and rotate, and lock is opened.When extracting key, under the effect of reverse torsion spring 7, the galianconism of lever torsion spring 6 is that the center of circle is rotated down with the torsion spring pin, and long arm end then is upturned, and under the effect of spring 3 torsion, anti-markets pellet shot from a slingshot 2 and moves the lock core battle pin is lived in lock body 1, and lock just is in locking states.

Derive composite reverse pin type three-flute tooth lock cylinder according to this principle, can be divided into unidirectional and two-way two kinds again: unidirectional composite reverse pin type three-flute tooth lock cylinder, by with a pair of pellet shot from a slingshot 5 that presses down, anti-market pellet shot from a slingshot 4 symmetrically arranged auxiliary pellets shot from a slingshot 11, and a pair of lever torsion spring 6 that is connected with symmetrically arranged torsion spring pin 8,6 ' form, unidirectional spring 3 one ends insert and anti-market in the cross through hole of pellet shot from a slingshot 4, the other end is connected with spring steady pin 10 on the lock core ring, lever torsion spring 6 and reverse torsion spring 7 are enclosed within on the torsion spring pin 8, the long arm end of lever torsion spring 6 is stuck in lock body and presses down on the pellet shot from a slingshot 5, the galianconism end is stuck on the lateral pins 9, and oppositely an end of torsion spring 7 is stuck on lever torsion spring 6 and the galianconism that lateral pins 9 is connected.And another torsion spring 6 ' long arm end be stuck on the auxiliary pellet shot from a slingshot 11, galianconism end and lock body are fixed, and assist pellet shot from a slingshot 11 identical with lateral pins 9 position in lock core.Two-way composite reverse pin type three-flute tooth lock cylinder, insert respectively in the symmetrically arranged cross through hole that anti-markets pellet shot from a slingshot 4 up and down at the two ends of two-way spring 3, lever torsion spring 6 on two torsion spring pins 8 of homonymy, the galianconism end is stuck on the same lateral pins 9, long arm end is stuck in pressing down on the pellet shot from a slingshot 5 separately, oppositely an end of torsion spring 7 is stuck on lever torsion spring 6 and the galianconism that lateral pins 9 is connected, and the gearratio that the lever torsion spring is lacked long arm end is 1: 2.26.The process of unblanking is the same with composite reverse pin type angle-shaped groove tooth lock core, just has not been described in detail at this.

Claims

1. composite reverse pin type lock cylinder, comprise lock body (1), lock core ring (2), pellet shot from a slingshot, it is characterized in that: spring (3) is fixedlyed connected with lock core ring (2), the end is inserted and is anti-marketed in the cross through hole of pellet shot from a slingshot (4), lever torsion spring (6), reverse torsion spring (7) are enclosed within on the torsion spring pin (8) of lock body (1), the long arm end of lever torsion spring (6) presses down pellet shot from a slingshot (5) with lock body, the galianconism end is connected with lateral pins (9), oppositely an end of torsion spring (7) is connected with the galianconism end of lever torsion spring (6), and lever torsion spring (6) is short, the gearratio of long arm end is 1: 2.26.

2. according to the described lock cylinder of claim 1, it is characterized in that: with press down pellet shot from a slingshot (5), anti-market pellet shot from a slingshot (4) and be symmetrical arranged auxiliary pellet shot from a slingshot (11), symmetrically arranged torsion spring pin (8) is gone up and is connected lever torsion spring (6) (6 '), unidirectional spring (3) one ends insert and anti-market in the cross through hole of pellet shot from a slingshot (4), the other end is connected with spring steady pin (10) on the lock core ring, the long arm end of lever torsion spring (6 ') is connected with auxiliary pellet shot from a slingshot (11), and galianconism end and lock body are fixed.

3. according to the described lock cylinder of claim 1, it is characterized in that: the two ends of two-way spring (3) are stuck in the symmetrically arranged cross through hole that anti-markets pellet shot from a slingshot (4) up and down, lever torsion spring (6) on two torsion spring pins of homonymy (8), the galianconism end is connected with same lateral pins (9), and long arm end is connected with separately the pellet shot from a slingshot (5) that presses down.