CN201165790Y

CN201165790Y - Idle rotation leaf lock

Info

Publication number: CN201165790Y
Application number: CNU2007200629042U
Authority: CN
Inventors: 黄伟敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-03-30
Filing date: 2007-03-30
Publication date: 2008-12-17
Anticipated expiration: 2017-03-30

Abstract

The utility model provides an idle running blade lock head, wherein the idle running core positioned in the front and the rear lock core positioned in the rear part are positioned in the inner hole of the lock body. a reversed L-shaped unlocking clutch pin or a line shaped unlocking clutch pin is arranged in the idle running pin slot in the idle running core, the quadrate slot and the quadrate slot arranged in the rear lock core, and positioned closely adjacent to the idle running pin and matched with the quadrate slot on the lock body. The front blade and the rear blade are positioned in the quadrate slot of the idle running core and share a blade spring. The idle running blade lock head has the advantages that the blade is used for controlling the idle running pin move, and the idle running pin also controls the movement of the unlock clutch pin. Only when grooves of all the blades are coincided, and positioned on the identical straight, the lock can be unlocked, therefore, if the key is not the matching key, the lock is extremely difficult to be unlocked, and the performance on defending the multiple used key, unlocking gun and the technical unlocking is very superior, and the application is secure.

Description

The idle running Mortise lock

Technical field

The utility model relates to a kind of lockset, especially a kind of idle running Mortise lock.

Background technology

Common page or leaf mortice lock locks lock core by the page or leaf sheet and rotates, each page film trap is only installed a page or leaf sheet and a spring in the lock core, during locking, the page or leaf sheet that is installed in the lock core makes lock core and lock body relatively rotate in the groove that enters lock body under the effect of spring force, when inserting matched key, key makes a page sheet move away the lock body groove and enters lock core fully, and lock core can rotate relative to lock body.This problem that is latched in is: because mismachining tolerance page or leaf sheet can not block lock body simultaneously, the criminal is easy to one by one the page or leaf sheet be pushed aside with instrument, thus a lock open, also be easy to use master key, Unlocking guns etc. are opened lock.

In addition along with development of science and technology, tool used in crime intensity is more and more higher now, behind the instrument insertion lock core with high strength and toughness, reverse lock core by force, when the intensity of instrument is enough big, just the bolt that is fixed on the tapered end on the door can be twisted off, perhaps turn round pellet shot from a slingshot or page or leaf sheet between bad lock core and the lock body, brute force is unblanked.

Summary of the invention

The purpose of this utility model provides a kind of idle running Mortise lock, adopts the idle pins structure, has only when all the recesses coincide of page or leaf sheet is in a straight line and just can unblank, and theftproof performance is superior.

Technical solution adopted in the utility model is:

Idling core is preceding, rear lock core after, be placed in together in the endoporus of lock body, be provided with the on-of pin of unblanking of unblank on-of pin or " one " font of " 7 " font in the square groove that idle running cotter way, square groove and rear lock core in the idling core opened, its position next-door neighbour's idle pins matches with square groove on the lock body.

Page or leaf sheet and back page or leaf sheet, preceding page or leaf sheet and the shared leaf spring of back page or leaf sheet before the square groove of idling core is put and had.

The long limit of the on-of pin of unblanking of " 7 " font all or major part is placed in the groove of idling core or in the groove of lock body, minor face is placed in the groove of rear lock core.

The on-of pin major part of unblanking of " one " font is placed in the groove of idling core or in the groove of lock body, its rear end is deployed and is put in the groove of rear lock core.

Before page or leaf sheet and back page or leaf sheet shared leaf spring both can be placed in before the bottom side of page or leaf sheet and back page or leaf sheet also can be placed in before in the hole in the middle of page or leaf sheet or the back page or leaf sheet.

At the idling core front end brill door of setting up defences, via pins is fixed on the lock body.

Brill door in the air can be driven a cannelure on idling core, pin or pin sheet are fixed on the lock body, and pin or pin sheet stick into the cannelure the inside; Cannelure can be at front portion, middle part or the rear portion of idling core, and pin or pin sheet can be corresponding with cannelure at front portion, middle part or the rear portion of lock body.

When not adopting anti-drilling door and pin or pin sheet, can on idling core, punch, spring and pin or pin sheet are put in the inside, hole, on lock body, drive a cannelure again, pin or pin sheet stick into the cannelure the inside, pin or pin sheet can be at front portion, middle part or the rear portions of idling core, and cannelure can be corresponding with pin or pin sheet at front portion, middle part or the rear portion of lock body.

Characteristics of the present utility model are to control idle pins with the page or leaf sheet to move, idle pins is controlled the on-of pin of unblanking again and is moved, when the on-of pin of unblanking enters the square groove of lock body, tapered end is in closure state, idling core is free to rotate and can't unblank, can prevent that inserting keyhole with the high strength instrument unblanks by force, when inserting matched key, the spill inboard of idle pins is slipped in the groove of each piece page or leaf sheet, at this moment key, when the square groove of the idle running cotter way of idling core and square groove and lock body at once, the on-of pin of unblanking enters the idle running cotter way and the square groove of idling core under the effect of flat pearl spring, at this moment twisting key just can open lock, since adopt the idle pins structure, have only recesses coincide when whole page or leaf sheets, when being in a straight line, just can unblank, so non-matching key, an extremely difficult lock is opened its preventing universal key, the performance of Unlocking gun and skilled unlocking is very superior, and is safe in utilization.

Description of drawings

Structure 1 sectional view when Fig. 1 is the utility model insertion matched key.

Structure 2 sectional views when Fig. 2 is the utility model insertion matched key.

Structure 3 sectional views when Fig. 3 is the utility model insertion matched key.

Structure 4 sectional views when Fig. 4 is the utility model insertion matched key.

Structure 5 sectional views when Fig. 5 is the utility model insertion matched key.

Fig. 6 is the A-A sectional view of Fig. 1.

Fig. 7 is the cross-sectional view of Fig. 1 when extracting matched key.

Fig. 8 is the B-B sectional view of Fig. 5.

The specific embodiment

This idle running Mortise lock comprises idling core 1, anti-drilling door 3, pin 4, lock body 5, flat pearl 6, flat pearl spring 7, idle pins 8, the on-of pin 9 of unblanking, the dead man 12 of unblanking, rear lock core 13, preceding page or leaf sheet 16, back page or leaf sheet 17, matched key 15, leaf spring 18.

See Fig. 1, have several square grooves 19 on the idling core 1, preceding page or leaf sheet of folding mutually before and after square groove 19 is provided with 16 and back page or leaf sheet 17.Preceding page or leaf sheet 16 and back page or leaf sheet 17 shared springs 18, spring 18 is placed in the bottom side of page sheet, and their suffered spring force directions are opposite, also have the cotter way 2 that dallies on the idling core 1.The inboard and the square groove 19 of idle running cotter way 2 communicate, and idle running cotter way 2 and square groove 19 approximate vertical are provided with idle pins 8 in it, and idle pins 8 is a spill near the inboard 24 of page sheet.Each piece page or leaf sheet all has a groove 21 in the side near idle pins 8.Match for the groove 21 on spill and each piece dough sheet in the inboard 24 of idle pins 8, also have square groove 14 on the idling core 1, square groove 14 and idle running cotter way 2 communicate also corresponding with the square groove 11 opened on the rear lock core 13, be provided with the on-of pin 9 of unblanking at idle running cotter way 2 square grooves 14 of idling core 1 and square groove 11 the insides on the rear lock core 13, its position next-door neighbour's idle pins 8.Have square groove 10 on the lock body 5, the square groove 11 on the idle running cotter way 2 on the idling core 1, square groove 14 and the rear lock core 13 is corresponding with the square groove 10 on the lock body 5, and the square groove 10 and the on-of pin 9 of unblanking on the lock body 5 match.Radial direction on lock body 5 has the flat hole of

bead

20, and 20 the insides, the flat hole of bead are provided with flat pearl 6 peaceful pearl springs 7.Spring force is pressed on the idle pins 8 through flat pearl 6 on-of pin 9 of unblanking, and anti-drilling door 3 via pins 4 are fixed on the lock body 5, and restriction idling core 1 and rear lock core 13 move axially, and the dead man 12 of unblanking is fixed on the rear lock core 13, rotates rear lock core and can drive the dead man 12 of unblanking and rotate.

When page or leaf sheet lock was in closure state, idling core 1 can 360 ° freely rotates, and does not drive lock, when inserting matched key 15 to 22 li of keyholes, tartar on the key 15 forces each piece page or leaf sheet to move, and the groove 21 on each piece page or leaf sheet is all overlapped, and is on the straight line.At this moment rotate idling core 1 when making square groove 10 on idle running cotter way 2 and square groove 14 and the lock body 5 corresponding, idle pins 8 is under the effect of flat pearl spring 7, and the inboard 24 of its spill is slipped in the groove 21 on each piece page or leaf sheet.The on-of pin 9 of unblanking also enters idle running cotter way 2 and square groove 14 the insides on the idling core 1 at the square groove 10 that breaks away from lock body 5 under the effect of flat pearl spring 7, idling core 1 is connected as a single entity through unblank on-of pin 9 and rear lock core, its state such as Fig. 1, shown in Figure 6, at this moment key 15, idling core 1 rear lock core 13, the dead man 12 of unblanking also and then rotates together, lock is opened, after lock is opened, key 15, when the square groove on the idle running cotter way 2 on the idling core 1 and square groove 14 and the lock body 5 10 is corresponding, at this moment extract matched key 15.Each piece page or leaf sheet is under the effect of leaf spring 18, force idle pins 8 to move to square groove 10, expense on-of pin 9 is headed into square groove 10 the insides of lock body 5, up to the external cylindrical surface alignment of the outer hand hay cutter of idle pins 8 and idling core 1, at this moment lock body 5 blocks back pin core 13 by the unblank minor face of on-of pin 9 of " 7 " font, and rear lock core 13 can't rotate with the dead man 12 of unblanking, tapered end is in closure state, the on-of pin 9 of unblanking breaks away from idling core 1 fully, so idling core 1 can freely rotate by 360 degree, and can't unblank.

Structure of the present utility model 2 is analysed and observe shown in Figure 2ly for the structure of the external diameter of rear lock core 13 when more bigger than the external diameter of idling core, and on-of pin 9 unblanked in both available in this case " 7 " font also can be with the on-of pin 30 of unblanking of " one " font.Be slightly larger than the external diameter of idling core 1 because of the external diameter of rear lock core 13, so after tapered end is transferred to matched key, enter the on-of pin 30 of unblanking of square groove 10 the insides of lock body 5, rear lock core 13 is also blocked in square groove 11 the insides of rear lock core in the end thereafter, rear lock core 13 can't be rotated, and tapered end is in closure state.

Structure 3 of the present utility model by preceding page or leaf sheet 16 and back page or leaf sheet 17 shared leaf springs 18 be placed in before the structure sectional view 3 of keyhole by the bottom side of page or leaf sheet of idling core 1 in the hole in the middle of page or leaf sheet 16 or the back page or leaf sheet 17, Fig. 8 is its B-B schematic diagram, the position and the structure 1 that are characterized in leaf spring 18 and keyhole 22 are exchanged just, in this case, its idle pins 8 is just the same with unblank on-of pin 9 or unblank on-of pin 30 and structure 1 or structure 2, when the external diameter basically identical of idling core and rear lock core, the on-of pin of unblanking with " 7 " font, when the external diameter of rear lock core is more bigger than the external diameter of idling core, the on-of pin 30 of unblanking of the on-of pin 9 of unblanking also available " " font of both available " 7 " font.

Structure 4 of the present utility model is for adopting anti-drilling door 3, but at idling core 1 cannelure 25 of getting on the bus, pin or pin sheet 23 is fixed on the lock body 5, and pin or pin sheet 23 stick into cannelure 25 the insides; Cannelure 25 can be at front portion, middle part or the rear portion of idling core 1, and pin or pin sheet 23 can be corresponding with cannelure 25 at front portion, middle part or the rear portion of lock body 5.Limit idling core 1 and rear lock core 13 moves axially with pin or pin sheet 23.As shown in Figure 4.

Structure 5 of the present utility model is not for adopting anti-drilling door 3 and pin or pin during sheet 23, can on idling core 1, punch 26, spring 27 and pin or pin sheet 28 are put in 26 the insides, hole, on lock body 5, drive a cannelure 29 again, pin or pin sheet 28 stick into cannelure 29 the insides, pin or pin sheet 28 can be at front portion, middle part or the rear portions of idling core 1, and cannelure 29 can be corresponding with pin or pin sheet 28 at front portion, middle part or the rear portion of lock body 5.As shown in Figure 5.

Claims

1, idle running Mortise lock comprises lock body, idling core, idle pins, rear lock core, the on-of pin of unblanking, page or leaf sheet, it is characterized in that:

Idling core (1) is preceding, rear lock core (13) after, be placed in together in the endoporus of lock body (5), be provided with on-of pin of unblanking (9) of " 7 " font or the on-of pin of unblanking (30) of " one " font in the square groove (11) that idle running cotter way (2), square groove (14) and rear lock core (13) in the idling core (1) opened, its position next-door neighbour's idle pins (8) matches with square groove (10) on the lock body (5);

Page or leaf sheet (16) and back page or leaf sheet (17), preceding page or leaf sheet (16) and back page or leaf sheet (17) shared leaf springs (18) before the square groove (19) of idling core (1) is put and had.

2, idle running Mortise lock according to claim 1 is characterized in that: the long limit of the on-of pin of unblanking (9) of " 7 " font all or major part is placed in the groove of idling core (1) or in the groove of lock body (5), minor face is placed in the groove of rear lock core (13).

3, idle running Mortise lock according to claim 1 is characterized in that: the on-of pin of unblanking (30) major part of " one " font is placed in the groove of idling core (1) or in the groove of lock body (5), its rear end is deployed and is put in the groove of rear lock core (13).

4, idle running Mortise lock according to claim 1, it is characterized in that: preceding page or leaf sheet (16) and back page or leaf sheet (17) shared leaf spring (18) both can be placed in before the bottom side of page or leaf sheet (16) and back page or leaf sheet (17), before also can being placed in page hole that sheet (17) is middle of page or leaf sheet (16) or back.

5, idle running Mortise lock according to claim 1 is characterized in that: set up defences at idling core (1) front end and bore door (3), via pins (4) is fixed on the lock body (5).

6, the Mortise lock that dallies according to claim 1 or 5, it is characterized in that: brill door in the air (3) can be driven a cannelure (25) on idling core (1), pin or pin sheet (23) are fixed on the lock body (5), and pin or pin sheet (23) stick into cannelure (25) the inside; Cannelure (25) can be at front portion, middle part or the rear portion of idling core (1), and pin or pin sheet (23) can be corresponding with cannelure (25) at front portion, middle part or the rear portion of lock body (5).

7, the Mortise lock that dallies according to claim 1 or 5, it is characterized in that: do not adopt anti-drilling door (3) to go up punching (26) at idling core (1), spring (27) and pin or pin sheet (28) are put in the inside, hole (26), on lock body (5), drive a cannelure (29) again, pin or pin sheet (28) stick into cannelure (29) the inside, pin or pin sheet (28) can be at front portion, middle part or the rear portions of idling core (1), and cannelure (29) can be corresponding with pin or pin sheet (28) at front portion, middle part or the rear portion of lock body (5).