CN201059099Y

CN201059099Y - Idle run theft-proof lock end

Info

Publication number: CN201059099Y
Application number: CNU2007201535644U
Authority: CN
Inventors: 黄伟敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-04-13
Filing date: 2007-06-07
Publication date: 2008-05-14
Anticipated expiration: 2017-06-07

Abstract

The utility model provides an idling theft-proof cylinder which adopts the structure that an idling core in the front and a back lock core in the back are both arranged in an inner hole of a lock body; unlocking clutch pins are arranged in a square groove of the back end part of the idling core and an unlocking clutch pin groove arranged in the back lock core, and are close to idling pins. The end part of each unlocking clutch pin is matched with a locking groove in the inner hole of the lock body, or a convex foot of the back end part of each unlocking clutch pin is matched with a locking hole at the bottom of the inner hole of the lock body. The structure of the idling pins is adopted, so only when U-shaped grooves of all pins coincide in a line, the lock can be unlocked, if the key does not match, the lock is extremely difficult to be unlocked; therefore, the utility model has an excellent capability of preventing a master key, an unlocking gun and technical unlocking, and high safely.

Description

The idle running anti-theft lock head

Technical field

The utility model relates to a kind of lockset, especially a kind of idle running anti-theft lock head.

Background technology

Usually cylinder lock locks the lock core rotation by pellet shot from a slingshot, and each pellet shot from a slingshot in the lock is by two compositions.When unblanking, the contact surface of two pellets shot from a slingshot overlaps with the contact surface of lock core and lock body, and the relative lock body of lock core is rotatable; During locking, the contact surface of the contact surface of two pellets shot from a slingshot and lock core and lock body staggers, because the barrier effect of pellet shot from a slingshot, lock core cannot rotate.

This problem that is latched in is: because mismachining tolerance, each pellet shot from a slingshot can not block lock body simultaneously, and the criminal is easy to one by one pellet shot from a slingshot be pushed aside with instrument, and a lock is opened, and is easy to open with locks such as master key, Unlocking guns.Along with development of science and technology, tool used in crime intensity is more and more higher now in addition, after the instrument of high strength and toughness inserts lock core, 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 the pellet shot from a slingshot 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 employing idle pins structure, non-matching key extremely difficulty is unblanked, the idle running anti-theft lock head that theftproof performance is superior, its idling core is in idling conditions fully when shutting, insert unlocking tool or other object and enter keyhole, can rotate idling core arbitrarily, but can't unblank, have that very strong defence brute force is unblanked and the function of skilled unlocking.

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, the square groove of idling core rearward end and rear lock core are opened unblanks to be provided with the on-of pin of unblanking in the clutch cotter way, its position next-door neighbour's idle pins.Match with lock slots in the lock body endoporus in the end of expense on-of pin, or the protruding pin of the rearward end of the on-of pin of unblanking matches with the lock hole of lock body endoporus bottom.

The forward part of on-of pin of unblanking is placed in the square groove the inside of idling core rearward end, the rear section is placed in the clutch cotter way the inside of unblanking of rear lock core, or the on-of pin major part of unblanking is placed in the clutch cotter way the inside of unblanking of rear lock core, and its end is placed in the lock slots the inside in the lock body endoporus.

The forward part of on-of pin of unblanking is placed in the square groove the inside of idling core rearward end, the rear section is placed in the clutch cotter way the inside of unblanking of rear lock core, or the on-of pin major part of unblanking is placed in the clutch cotter way the inside of unblanking of rear lock core, and the protruding pin in end is placed in the lock hole the inside of lock body endoporus bottom thereafter.

As long as the on-of pin of unblanking is one whole or be divided into two parts up and down, perhaps top or lower part.

Lock slots on the lock body or lock hole are one or more.

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.

Do not adopt anti-drilling door and pin or pin sheet on idling core, to 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 pellet shot from a slingshot to move, idle pins is controlled the on-of pin of unblanking again and is moved, when the on-of pin end of unblanking enters the lock slots of lock body, tapered end is in closure state, idling core is free to rotate and can't unblank, and can prevent that inserting keyhole with the high strength instrument unblanks by force.When inserting matched key, idle pins The shape avris slips into each pellet shot from a slingshot

In the connected in star, at this moment key, when the clutch cotter way of unblanking of the square groove of idling core rearward end and rear lock core is corresponding, the on-of pin of unblanking enters the square groove of idling core rearward end under the effect of flat pearl spring, at this moment twisting key just can open lock, owing to adopt the idle pins structure, work as whole pellets shot from a slingshot so have only Connected in star overlaps, and when being in a straight line, just can unblank.So non-matching key, an extremely difficult lock is opened, and the performance of its preventing universal key, Unlocking gun and skilled unlocking is very superior.Safe.

Description of drawings

Fig. 1 is structure 1 sectional view that the utility model inserts matched key.

Fig. 2 is the A-A sectional view of Fig. 1.

Fig. 3 is the B-B sectional view of Fig. 1.

Fig. 4 is the structure sectional view that the utility model is extracted matched key.

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

Fig. 6 is the D-D sectional view of Fig. 4.

Fig. 7 is structure 2 sectional views that the utility model inserts matched key.

Fig. 8 is structure 3 sectional views that the utility model inserts matched key.

Fig. 9 is structure 4 sectional views that the utility model inserts matched key.

Figure 10 is the structural representation that the utility model inserts the double pellet shot from a slingshot of matched key.

Figure 11 is the schematic diagram of second kind of positioning bead structure of rear lock core.

Figure 12 is the schematic perspective view of cylinder pin 5.

Figure 13 is the schematic perspective view of oval cylinder pellet shot from a slingshot 5.

Figure 14 is the schematic perspective view of square pellet shot from a slingshot 5.

Figure 15 is the schematic perspective view of square pellet shot from a slingshot 5.

Figure 16 is the schematic perspective view of cuboid pellet shot from a slingshot 5.

Figure 17 is the main TV structure schematic diagram of idle pins of the present utility model.

Figure 18 is the vertical view of Figure 17.

The specific embodiment

This idle running anti-theft lock head mainly comprises idling core 2, anti-drilling door 3, pin 19, the on-of pin 15 of unblanking, flat pearl 14, flat pearl spring 13, idle pins 16, pellet shot from a slingshot 5, rear lock core 10, the driving lever 12 of unblanking, lock body 6, matched key 1, marble spring 23, anti-drilling sheet 20, positioning bead 37, positioning bead spring 36.Idling core 2 is preceding, rear lock core 10 after, be placed in together in the endoporus of lock body 6, have idle running cotter way 4 and several pellet shot from a slingshot holes 17 on the idling core 2, idle running cotter way 4 is passed in pellet shot from a slingshot hole 17, and with idle running cotter way 4 approximate vertical, each pellet shot from a slingshot hole 17 is provided with a pellet shot from a slingshot 5 and a marble spring 23, have keyhole 25 on the idling core 2, have square groove 22 on idling core 2 rear end faces, square groove 22 and idle running cotter way 4 are connected, square groove 22 width and idle running cotter way 4 can equate also can be unequal, the clutch cotter way of opening on the square groove of opening on the idling core 2 22 and rear lock core 10 front end faces 9 of unblanking is corresponding also corresponding with the lock slots 8 opened in lock body 6 endoporus, and the lock slots of opening on unblank clutch cotter way 9 and the lock body of opening on the rear lock core 10 68 is corresponding; All have one on each pellet shot from a slingshot 5

Type groove 24.Be provided with idle pins 16 in the idle running cotter way 4, have several square openings 18 on the idle pins 16, square opening 18 is corresponding with pellet shot from a slingshot hole 17, and each square opening 18 in the side near rear lock core 10 is

Type avris 21, can with pellet shot from a slingshot 5 on

Type groove 24 matches, be provided with the on-of pin 15 of unblanking in the clutch cotter way of opening on square groove of opening on idling core 2 rear end faces 22 and rear lock core 10 front end faces 9 of unblanking, its position next-door neighbour's idle pins 16, the lock slots 8 in the end 7 of the on-of pin 15 of unblanking and lock body 6 endoporus matches.The axial direction of rear lock core 10 has the flat hole of bead 11, the flat hole of bead 11 is communicated with the clutch cotter way 9 of unblanking, the flat hole of bead 11 is provided with flat pearl 14 peaceful pearl springs 13, spring force conveys to idle pins 16 through the flat pearl 14 and the on-of pin 15 of unblanking, anti-drilling door 3 usefulness pins 19 are fixed on the lock body 6, its effect is that restriction idling core 2 moves axially, and the driving lever 12 of unblanking is fixed on the rear lock core 10, just can unblank so have only rear lock core 10 to rotate.Anti-drilling sheet 20 is placed in the rearward end of idling core 2, blocks keyhole 25, the protection rear lock core 10 and the on-of pin 15 of unblanking; Radial direction at lock body 6 has the hole of bead 35, location, 35 the insides, the hole of bead, location are provided with positioning bead 37 and positioning bead spring 36, on rear lock core 10, open a pit 34 again, pit 34 is corresponding with the hole of bead 35, location, in the time of after lock is opened, will transfering to matched key 1 like this, rotatable matched key 1 has feel when positioning bead 37 falls into pit 34 on the rear lock core 10, at this moment just can be easily with matched key 1 dial-out.

When tapered end is in closure state, as Fig. 4, Fig. 5, shown in Figure 6, on the idle pins 16

On type avris 21 and the pellet shot from a slingshot 5

Type groove 24 staggers, the rear end face alignment of the rear end face of idle pins 16 and idling core 2, the on-of pin 15 of unblanking enters the clutch cotter way 9 of unblanking fully, the unblank end 7 of on-of pin 15 enters lock slots 8 on the lock body 6, rear lock core 10 can't be rotated relative to lock body 6, at this moment idling core 2 can 360 degree rotate and do not drive lock.When inserting matched key 1 to 25 li of keyholes, the tartar on the key 1 forces pellet shot from a slingshot 5 to move, and makes on each pellet shot from a slingshot 5

Type groove 24 all overlaps, and is on the straight line, at this moment rotates idling core 2 when making the clutch cotter way 9 of unblanking on square groove 22 and the rear lock core 10 corresponding, idle pins 16 under the effect of flat pearl spring 13, its

Type avris 21 slips on the pellet shot from a slingshot 5

In the type groove 24, the on-of pin 15 of unblanking also breaks away from lock body 6 under the effect of flat pearl spring 13 lock slots 8 enters square groove 22 the insides of idling core 2 rearward end.Idling core 2 is connected as a single entity through unblank on-of pin 15 and rear lock core 10, as Fig. 1, and Fig. 2, shown in Figure 3, at this moment key 1 drives idling core 2 rotations, and rear lock core 10 also and then rotates, and rotates thereby drive the dead man 12 of unblanking, and opens locking.After lock is opened, rotate matched key 1, when the lock slots in unblank clutch cotter way 9 and lock body 6 endoporus on the rear lock core 10 8 is corresponding, at this moment transfer to matched key 1, pellet shot from a slingshot 5 moves under the effect of marble spring 23, force idle pins 16 to move to rear lock core 10 directions, the on-of pin 15 of unblanking is headed into clutch cotter way 9 the insides of unblanking of rear lock core 10, unblank the simultaneously end 7 of on-of pin 15 also enters the lock slots 8 of lock body 6 together, align up to the rear end face of idle pins 16 and the rear end face of idling core 2, at this moment lock body 6 blocks rear lock core 10 by the on-of pin 15 of unblanking, at this moment unblank on-of pin 15 and the lock body 6 of dead man 12 rear lock cores 10 of unblanking is connected as a single entity, and the dead man 12 of unblanking can't be rotated relative to lock body 6, and tapered end is in closure state, because of the on-of pin 15 of unblanking breaks away from idling core 2 fully, do not drive lock so idling core 2 is free to rotate.

As shown in Figure 7, structure 2 of the present utility model is when not opening lock slots 8 in the endoporus of lock body 6, can open lock hole 27 in the bottom of lock body 6 endoporus, the rearward end of on-of pin 15 of unblanking grows protruding pin 26, and the profile of protruding pin 26 and lock hole 27 match, and Figure 7 shows that tapered end is in opening, at this moment the on-of pin 15 of unblanking enters square groove 22 the insides of idling core 2, at this moment the protruding pin 26 of on-of pin 15 hole 27 that goes out of lock of unblanking twists idling core 2 and just can drive rear lock core 10 and rotate, and lock is opened.After lock is opened, rotate matched key 1, when the lock hole 27 of clutch cotter way 9 and the lock body 6 endoporus bottom of unblanking on the rear lock core 10 is corresponding, at this moment transfer to matched key 1, pellet shot from a slingshot 5 moves under the effect of marble spring 23, force idle pins 16 to move to the direction of rear lock core 10, the on-of pin 15 of unblanking is headed into clutch cotter way 9 the insides of unblanking of rear lock core 10, unblank the simultaneously protruding pin 26 of rearward end of on-of pin 15 also enters the lock hole 27 of lock body 6 together, align up to the rear end face of idle pins 16 and the rear end face of idling core 2, at this moment lock body 6 blocks rear lock core 10 by the on-of pin 15 of unblanking, tapered end is in closure state, because of the on-of pin 15 of unblanking breaks away from idling core 2 fully, do not drive lock so idling core 2 is free to rotate.

The square groove 22 of idling core 2 rearward end can not be square, as long as it is just passable with on-of pin 15 cooperations of unblanking, when the length of the length of square groove 22, width and idle running cotter way 4, width equated respectively, at this moment square groove 22 and idle running cotter way 4 met at together.Square opening 18 on the idle pins 16 can not be square, on the pellet shot from a slingshot 5

Type groove 24 can not be yet Type, as long as match with idle pins 16, the relative motion of realization associated part puts in place and then can.

Unblanking on-of pin 15 can be for one whole or be divided into two parts up and down, and as long as perhaps top or lower part, in this case, square groove 22 both can be for groove also can be the hole, as long as and the on-of pin 15 of unblanking cooperate and then can.Lock slots 8 or lock hole 27 on the lock body 6 can have one or more.

From Fig. 1 and Fig. 3 as can be seen, pellet shot from a slingshot hole 17 vertical idle running cotter ways 4, the clutch cotter way 9 of unblanking on also vertical square groove 22 and the rear lock core 10, in fact, pellet shot from a slingshot hole 17 also can the out of plumb square groove 22 and the clutch cotter way 9 of unblanking, can be parallel or become 45 degree etc. can, when square groove 22 is parallel with unblank clutch cotter way 9 and pellet shot from a slingshot hole 17, at this moment, the front end face of the rear end face of idle pins 16 and the on-of pin 15 of unblanking only contacts a fritter at the circle centre position of idling core 2, but, relative motion between each associated part puts in place and still can guarantee, so, pellet shot from a slingshot hole 17 out of plumb square grooves 22 and the clutch cotter way 9 of unblanking, become other angle or parallel, the utility model all allows.

As shown in Figure 8, structure 3 of the present utility model is not for adopting anti-drilling door 3, can on idling core 2, drive a cannelure 28, pin or pin sheet 29 are fixed on the lock body 6, pin or pin sheet 29 stick into cannelure 28 the insides, cannelure 28 can be at front portion, middle part or the rear portion of idling core 2, and pin or pin sheet 29 can be corresponding with cannelure 28 at front portion, middle part or the rear portion of lock body 6.Limiting idling core 2 with pin or pin sheet 29 moves axially.

As shown in Figure 9, structure 4 of the present utility model is not for adopting anti-drilling door 3 and pin or pin during sheet 29, can on idling core 2, punch 32, spring 33 and pin or pin sheet 31 are put in 32 the insides, hole, on lock body 6, drive a cannelure 30 again, pin or pin sheet 31 stick into cannelure 30 the insides, and pin or pin sheet 31 can be at front portion, middle part or the rear portions of idling core 2, and cannelure 30 can be corresponding with pin or pin sheet 31 at front portion, middle part or the rear portion of lock body 6.

The utility model can adopt the single row or multiple rows billiards structure, and Figure 10 is the structural representation that adopts two row's pellets shot from a slingshot, the shared idle pins of two row's pellets shot from a slingshot shown in Figure 10, also can row's pellet shot from a slingshot with an idle pins, two arrange pellets shot from a slingshot with two idle pins.

Figure 11 is the schematic diagram of second kind of positioning bead structure of rear lock core 10, opens a blind hole 39 in the radial direction of rear lock core 10, and positioning bead 37 and positioning bead spring 36 are put for 39 li in the hole, open an aperture 38 again on lock body 6, and hole 38 is corresponding with blind hole 39.

The pellet shot from a slingshot that the utility model adopted can be cylinder, as shown in figure 12; Can be oval cylinder, as shown in figure 13; Also can be square, as Figure 14, shown in Figure 15; Also can be cuboid, as shown in figure 16, perhaps Else Rule or irregularly shaped, its

Type groove 24 can have a circle or a multi-turn, and is one or more.

Claims

1. the idle running anti-theft lock head comprises lock body, idling core, idle pins, rear lock core, the on-of pin of unblanking, and it is characterized in that:

Idling core (2) is preceding, rear lock core (10) after, be placed in together in the endoporus of lock body (6), be provided with the on-of pin of unblanking (15) in the clutch cotter way (9) of unblanking that the square groove (22) of idling core (2) rearward end and rear lock core (10) are opened, its position next-door neighbour's idle pins (16).Match with lock slots (8) in lock body (6) endoporus in the end (7) of expense on-of pin (15), or the protruding pin of rearward end (26) of the on-of pin of unblanking (15) matches with the lock hole (27) of lock body (6) endoporus bottom.

2. idle running anti-theft lock head according to claim 1, it is characterized in that: the forward part of the on-of pin of unblanking (15) is placed in square groove (22) the inside of idling core (2) rearward end, the rear section is placed in clutch cotter way (9) the inside of unblanking of rear lock core (10), or the on-of pin of unblanking (15) major part is placed in clutch cotter way (9) the inside of unblanking of rear lock core (10), and its end (7) are placed in lock slots (8) the inside in lock body (6) endoporus.

3. idle running anti-theft lock head according to claim 1 and 2, it is characterized in that: the forward part of the on-of pin of unblanking (15) is placed in square groove (22) the inside of idling core (2) rearward end, the rear section is placed in clutch cotter way (9) the inside of unblanking of rear lock core (10), or the on-of pin of unblanking (15) major part is placed in clutch cotter way (9) the inside of unblanking of rear lock core (10), and the protruding pin in end (26) is placed in lock hole (27) the inside of lock body (6) endoporus bottom thereafter.

4. idle running anti-theft lock head according to claim 1 is characterized in that: as long as the on-of pin of unblanking (15) is an integral body or is divided into two parts up and down, perhaps top or lower part.

5. idle running anti-theft lock head according to claim 1 is characterized in that: lock slots (8) on the lock body (6) or lock hole (27) are for one or more.

6. idle running anti-theft lock head according to claim 1 is characterized in that: set up defences at idling core (2) front end and bore door (3), via pins (19) is fixed on the lock body (6).

7. according to claim 1 or 6 described idle running anti-theft lock heads, it is characterized in that: brill door in the air (3) can be driven a cannelure (28) on idling core (2), pin or pin sheet (29) are fixed on the lock body (6), and pin or pin sheet (29) stick into cannelure (28) the inside; Cannelure (28) can be at front portion, middle part or the rear portion of idling core (2), and pin or pin sheet (29) can be corresponding with cannelure (28) at front portion, middle part or the rear portion of lock body (6).

8. according to claim 1 or 6 described idle running anti-theft lock heads, it is characterized in that: do not adopt anti-drilling door (3) to go up punching (32) at idling core (2), spring (33) and pin or pin sheet (31) are put in the inside, hole (32), on lock body (6), drive a cannelure (30) again, pin or pin sheet (31) stick into cannelure (30) the inside, pin or pin sheet (31) can be at front portion, middle part or the rear portions of idling core (2), and cannelure (30) can be corresponding with pin or pin sheet (31) at front portion, middle part or the rear portion of lock body (6).