CN201078123Y

CN201078123Y - Combined spring lock

Info

Publication number: CN201078123Y
Application number: CNU2007200075126U
Authority: CN
Inventors: 蔡加杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-27
Filing date: 2007-06-27
Publication date: 2008-06-25
Anticipated expiration: 2017-06-27

Abstract

The utility model discloses a complex spring lock, which comprises the basic structure of a traditional spring lock, and is characterized in: the complex spring lock further comprises a slide block group with at least three square slide blocks; the slide block group is arranged in slide block cavities match them, the key hole passes through the cavities, and a spring counter bore with a slide block spring is arranged on each slide block; a counter bore with a marble spring is arranged on one side of each slide block; one end of the lock pin is coupled to the fastener in a fastener hole, and the other end of the lock pin protrudes from the lock body; wedge holes that match the marbles are arranged on the lock pin, the lock pin is separated from the slide block group with a solid part, marble holes that match the wedge holes and spring counter bores on the slide block are arranged on the solid part, and marbles are arranges in the marble holes; the positions of spring counter bores on the slide block match the tooth depths of the key.. With the technical scheme, the combined spring lock is greatly improved in terms of safety features, including technical tampering, destructive tampering, and key repetition probability..

Description

A kind of compound cylinder lock

Technical field

The utility model relates to cylinder lock set, relates in particular to a kind of compound cylinder lock.

Background technology

Traditional cylinder lock generally includes lock ring, lock body, the key of double as snap close; Lock body is provided with rotatable lock core, the marble spring counterbore; Lock core is provided with keyhole, pellet shot from a slingshot, pellet shot from a slingshot hole, marble spring; Be provided with the lock pin, the bonnet lock hole that match with snap close in the lock body; After inserting, whole pellets shot from a slingshot can be pushed up and lock core periphery flush position by suitable key, when key is got back to the contact surface in core and lock body pellet shot from a slingshot aperture to all pellet shot from a slingshot total heads in the lock body pellet shot from a slingshot hole, the rotatable lock core of key drives lock pin and snap close is thrown off, and lock is promptly opened.

Adopt such technology certainly to realize the purpose of locking, but lock core structure is too simple, the unprincipled fellow can realize technical unlocking soon with master key, because the pellet shot from a slingshot end just exposes in keyhole, also available instrument inserts keyhole and applies destructive unlatching of big torsion break pellet shot from a slingshot realization.The cylinder lock of general manufacturer production, two flute profiles that minimum is, 16 flute profiles that maximum is, the pellet shot from a slingshot in the lock is many more, and teeth groove number on the key is also just many more, and its technical safety factor is just high more.Otherwise teeth groove number on the key is few more, and the technical safety factor of lock is just low more.But because lockhole is thin narrow and dark hole, complicated on the process for machining, be difficult to use more pellet shot from a slingshot, and improve the technical safety factor of unblanking by the height combination and variation of homology functor not.In addition, key recurrence probability and pellet shot from a slingshot number have direct correlation, are 2/1000ths as the recurrence probability of five flute profiles, thereby occur the phenomenon that someone key can be opened others' lock sometimes.In a word, existing cylinder lock set is desirable not enough in the security performance of anti-technical unlocking, anti-destructive unlatching, key recurrence probability several respects.

The utility model content

In order to overcome the defective of existing cylinder lock set technology, the utility model provides a kind of have higher anti-technical unlocking, anti-destructive unlatching ability, the lower compound cylinder lock of key recurrence probability simultaneously.

The utility model is to overcome the above problems the technical scheme that is adopted to be: a kind of compound cylinder lock comprises lock body, the lock ring of double as snap close, key; Lock body is provided with keyhole, pellet shot from a slingshot, pellet shot from a slingshot hole, marble spring, marble spring counterbore, bonnet lock hole, lock pin; It is characterized in that: the slide block group that also comprises the square slider formation that is no less than three; The slide block group is located in the suitable with it slide block cavity, and keyhole passes cavity, and each slide block is provided with the sliding block spring counterbore, in be provided with sliding block spring; Each slide block one side is provided with the marble spring counterbore, in be provided with marble spring; Lock pin one end interlock with the snap close that stretches in the bonnet lock hole, and the other end stretches out lock body; Lock pin is provided with the hole clipping suitable with pellet shot from a slingshot, is separated with entity between lock pin and the slide block group, has on the entity and hole clipping, pellet shot from a slingshot hole that the sliding block spring counterbore is corresponding, and pellet shot from a slingshot is arranged in the pellet shot from a slingshot hole; The corresponding tooth depth with key in marble spring counterbore position is corresponding on each slide block.

Described lock body is connected and composed by lockset open portion and lockset padlock portion; The entity that is separated with between described lock pin and the slide block group is the wall of lockset padlock portion and lockset open portion junction; Described lock ring is made of snap close, locking bar, snap close bayonet socket, snap close is the U-shaped bar, locking bar is straight shape bar, locking bar one end is fixedlyed connected with the lockset open portion, snap close one end is provided with the snap close bayonet socket, and the bonnet lock hole that the snap close bayonet socket matches via aperture with it stretches in the lockset padlock portion and interlock with the lock pin bayonet socket, between snap close and the locking bar for the flexible connection of common axis of rotation is arranged, bonnet lock hole is tapering slightly, and outer imperial palace is little.

Described lockset open portion comprises slide block chamber, slide block, marble spring, marble spring counterbore, sliding block spring, sliding block spring counterbore, keyhole; The neat row of each slide block and together the time integral body be cuboid, and after appropriate length of spring compressed, all placing the space to be in the slide block chamber of cuboid by the assembly that slide block, marble spring, marble spring counterbore, sliding block spring, sliding block spring counterbore constitute, all marble spring counterbore openings are towards lockset padlock portion; All sliding block spring counterbore openings towards with the opposing direction of key; The strip keyhole passes in the slide block chamber, and forms the notch connect slide block chamber one internal face together in slide block chamber, and when key is in complete insertion position, the center of circle of the marble spring counterbore on each slide block point-blank.

Described lockset padlock portion comprises lock pin, lock pin spring, gag lever post, baffle ring, pellet shot from a slingshot, pellet shot from a slingshot hole, hole clipping, bonnet lock hole, lock pin chamber, lock pin spring chamber, snap close bayonet socket, lock pin bayonet socket, lock pin spring briquetting; Bonnet lock hole, the lock pin chamber, the lock pin spring chamber constitutes the inner chamber of lockset padlock portion, the perforate direction in lock pin chamber is vertical with the perforate direction of bonnet lock hole, and the two connection, the opening diameter in lock pin spring chamber is more bigger and be located at the outer end coaxial with it than the opening diameter in lock pin chamber, lock pin penetrates the lock pin chamber after being with lock pin spring outward, lock pin middle part appropriate location also is provided with an external diameter and the suitable annular lock pin spring lock block of lock pin spring chamber opening diameter, the lock pin spring compression is arranged in the lock pin spring chamber, also be provided with a baffle ring coaxial on the lockset padlock portion outer wall outside the opening of lock pin spring chamber with the lock pin chamber, lock pin one end passes the baffle ring interstitial hole and stretches out lockset padlock portion, lock pin enters the snap close nose end and has axial square breach, snap close enters bonnet lock hole and partly also has suitable radially square breach, when lockset is in locking states, partly just in time enter the axial square breach of lock pin between snap close end face and breach, the sidewall in lock pin chamber also has the pellet shot from a slingshot hole that quantity is consistent with the slide block number and be arranged in a linear, the lock pin side has corresponding hole clipping, the hole clipping number can be Duoed or identical than the pellet shot from a slingshot hole count, the position in pellet shot from a slingshot hole, the aperture position of marble spring counterbore is corresponding when being in complete insertion position with key, also be provided with in the lock pin chamber the axial square breach that passes lock pin and the gag lever post that matches of diameter and square breach.

The beneficial effects of the utility model are: owing to adopted above technical scheme, the process for machining difficulty of lockset keyhole is much simple relatively, the keyhole that cooperates with slide block can be processed widelyer, square slider can be provided with morely, the key number of teeth just can increase, technical sophistication degree so that raising is unblanked reduces the key recurrence probability; Cui Ruo pellet shot from a slingshot is not located at the keyhole limit relatively, and key only contacts and obtains slide block, and square slider intensity itself is just than pellet shot from a slingshot height, even and slide block by outside destroy, pellet shot from a slingshot is less than the enable possition, lock is also beaten not opened, the anti-destructive ability of lock strengthens.In a word, compound cylinder lock is compared with traditional cylinder lock greatly in the security performance of anti-technical unlocking, anti-destructive unlatching, key recurrence probability several respects and is improved.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.Wherein:

Fig. 1 is the solid assembling schematic diagram of the utility model embodiment;

Fig. 2 is the perspective exploded view of the utility model embodiment;

Fig. 3 is the lockset padlock portion perspective exploded view among the utility model embodiment;

Fig. 4 is the schematic perspective view when lockset open portion key does not insert among the utility model embodiment;

Fig. 5 is the schematic perspective view when lockset open portion key inserts among the utility model embodiment;

Fig. 6 is a slide block perspective exploded view partly among the utility model embodiment.

The specific embodiment

The structure of a kind of embodiment of the utility model, as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, this lockset by: lock body, lock ring, key 1 are formed.

This lockset specifically comprises: key 1, lockset open portion 2, slide block chamber 3, slide block 4, marble spring 5, lockset padlock portion 6, snap close 7, lock pin 8, gag lever post 9, lock pin spring 10, baffle ring 11, pellet shot from a slingshot 12, sliding block spring 13, locking bar 14, keyhole 15, hole clipping 16, pellet shot from a slingshot hole 17, bonnet lock hole 18, lock pin chamber 19, lock pin spring chamber 20, snap close bayonet socket 21, lock pin bayonet socket 22, lock pin spring briquetting 23, sliding block spring counterbore 24, marble spring counterbore 25.

Lock body is made up of lockset open portion 2 and lockset padlock portion 6; After inner body installed, the back can be alignd by methods such as the welding formation lock body that is connected as a single entity by lockset open portion 2 and lockset padlock portion 6, and the wall of lockset padlock portion 6 becomes the entity of isolating lock pin 8 and slide block 4.

Lock ring is made up of snap close 7, locking bar 14, snap close bayonet socket 21; Snap close 7 is the U-shaped bar, locking bar 14 is straight shape bar, snap close 7 and locking bar 14 are for flexibly connecting, the two can be made camber line each other around the axle center of connecting axle and rotate, locking bar 14 other ends are fixedlyed connected with lockset open portion 2, the snap close bayonet socket 21 that has on snap close 7 other ends is radially square breach suitable with lock pin bayonet socket 22, the snap close bayonet socket 21 of snap close 7 partly can stretch in the lockset padlock portion 6 via the bonnet lock hole 18 that aperture with it matches, bonnet lock hole 18 is tapering slightly, outer imperial palace is little, to satisfy snap close 7 around being the demand that camber line buckles into locking bar 14 connecting axles.

Lockset open portion 2 is made up of slide block chamber 3, slide block 4, marble spring 5, sliding block spring 13, keyhole 15, sliding block spring counterbore 24, marble spring counterbore 25.Three single glider, 4 neat rows and together the time integral body be cuboid, the top of each slide block 4 all has sliding block spring counterbore 24, interior dress sliding block spring 13, the side of each slide block 4 all has marble spring counterbore 25, in shoot sub-spring 5, and by slide block 4, marble spring 5, sliding block spring 13, sliding block spring counterbore 24, the assembly that marble spring counterbore 25 constitutes all can hold the slide block chamber 3 that is cuboid into the space after appropriate length of spring compressed, all marble spring counterbore 25 openings are without exception towards lockset padlock portion 6, when key 1 does not insert, marble spring 5 one crowns are in marble spring counterbore 25, and the other end withstands on lockset padlock portion 6 outer walls; When key 1 inserted, marble spring 5 one crowns were in marble spring counterbore 25, and the other end withstands on the pellet shot from a slingshot 12; All sliding block spring counterbore 24 openings without exception up, sliding block spring 13 1 crowns are in sliding block spring counterbore 24, the other end withstands on the inwall of slide block chamber 3.

Lockset open portion 2 outer walls have strip keyhole 15 and lead to slide block chamber 3 internal faces relative with sliding block spring 13, and form the notch that connects this internal face together at this internal face, when key 1 does not insert keyhole 15, each marble spring counterbore 25 center of circle is not point-blank, when key 1 inserts keyhole 15, slide block 4 has the gradient so that the tooth of key 1 can make smooth advances and can go up jack-up slide block 4 with the fitting face of key 1 tooth, and marble spring counterbore 25 centers of circle on each slide block 4 will be by the tooth top of the differing heights on the key 1 together to straight line.

Lockset padlock portion 6 is made up of lock pin 8, gag lever post 9, lock pin spring 10, baffle ring 11, pellet shot from a slingshot 12, hole clipping 16, pellet shot from a slingshot hole 17, bonnet lock hole 18, lock pin chamber 19, lock pin spring chamber 20, snap close bayonet socket 21, lock pin bayonet socket 22, lock pin spring briquetting 23.

Bonnet lock hole 18, lock pin chamber 19, lock pin spring chamber 20 constitutes the inner chamber of lockset padlock portion 6, the perforate direction perpendicular quadrature of the perforate direction in lock pin chamber 19 and bonnet lock hole 18, the opening diameter in lock pin spring chamber 20 is more bigger and be located at the outer end coaxial with it than the opening diameter in lock pin chamber 19, the opening diameter in lock pin 8 diameters and lock pin chamber 19 is suitable, penetrate the perforate in lock pin chamber 19 behind the lock pin 8 overcoat lock pin springs 10, lock pin 8 ends also are provided with the lock pin spring briquetting 23 that a diameter and lock pin spring chamber 20 opening diameters match, lock pin spring 10 is located in the lock pin spring chamber 20, and be stuck between the perforate outer in lock pin spring briquetting 23 and lock pin chamber 19, lockset padlock portion 6 also is being provided with a coaxial with it baffle ring 11 outside the opening in lock pin spring chamber 20, lock pin 8 stretches out lockset padlock portion 6 and partly passes baffle ring 11 interstitial holes, lock pin 8 enters 18 ones of bonnet lock holes separately one has axial square breach, snap close 7 enters bonnet lock hole 18 parts and also has suitable radially square breach, when lockset is in locking states, partly just in time enter the axial square breach of lock pin 8 between snap close 7 end faces and breach, the side in lock pin chamber 19 also has three linearly equidistant pellet shot from a slingshot holes 17 of arranging, lock pin 8 sides have corresponding hole clipping 16, hole clipping 16 numbers are Duoed one than pellet shot from a slingshot hole 17 numbers, the position in hole clipping 16 and pellet shot from a slingshot hole 17, the aperture position of marble spring counterbore 25 is corresponding when inserting with key 1, and the axial square breach that radially passes lock pin 8 in the lock pin chamber 19 also is provided with gag lever post 9 that diameter and square breach match and does not allow its rotation to limit lock pin 8.

The lockset operating principle is:

When lockset was in locking states, lock pin 8 axial square breach blocked part between snap close 7 end faces and snap close 7 axial square breach, and pellet shot from a slingshot 12 tips are stuck in the hole clipping 16, and pellet shot from a slingshot 12 tail ends withstand on slide block 4 sides, and lock pin 8 and snap close 7 are inactive,

When key 1 inserts keyhole 15, when lockset is in opening, tooth depth on the key 1 and slide block 4 marble spring counterbores 25 location matches are for when key 1 inserts, the hole circle heart of marble spring counterbore 25 just in time point-blank, the axle center, hole of all marble spring counterbores 25 and corresponding pellet shot from a slingshot 12, corresponding hole clipping 16, the hole in corresponding pellet shot from a slingshot hole 17, the axle center, footpath is all corresponding to be overlapped, lock pin 8 is outwards moved back and snap close 7 disengagings by the effect of lock pin spring 10 elastic force, it is most advanced and sophisticated and oppress marble spring 5 and compress to marble spring counterbore 25 directions to oppress pellet shot from a slingshot 12 simultaneously, extract snap close 7 this moment, and lockset is opened.

When wanting the locking lockset again, advance bonnet lock hole 18 to put in place snap close 7 earlier, press simultaneously by lock pin 8 and expose the outer part of lock body, lock pin 8 overcome behind lock pin spring 10 spring forces with snap close 7 interlock put in place after, extract key 1, this moment, slide block 4 resetted under the effect of sliding block spring 13, the axle center, hole of marble spring counterbore 25 and corresponding pellet shot from a slingshot 12, corresponding hole clipping 16, the hole in corresponding pellet shot from a slingshot hole 17, all stagger in the axle center, footpath, it is interior but drowned at pellet shot from a slingshot 12 afterbodys that marble spring 5 is still stayed marble spring counterbore 25, pellet shot from a slingshot 12 is closed in the pellet shot from a slingshot hole 17, pellet shot from a slingshot 12 points are stuck in the hole clipping 16, pellet shot from a slingshot 12 afterbodys withstand on slide block 4 side wall surfaces, inactive fully, block lock pin 8 and can not move, lockset locking.

Certainly, the quantity of slide block 4 is not limited to three, but the setting of root a tree name demand, the also corresponding change of the quantity of corresponding marble spring 5, sliding block spring 13, pellet shot from a slingshot 12, pellet shot from a slingshot hole 17, hole clipping 16, quantity is many more, and corresponding tooth is also many more on the key 1.

Claims

1. a compound cylinder lock comprises lock body, the lock ring of double as snap close, key; Lock body is provided with keyhole, pellet shot from a slingshot, pellet shot from a slingshot hole, marble spring, marble spring counterbore, bonnet lock hole, lock pin; It is characterized in that: the slide block group that also comprises the square slider formation that is no less than three; The slide block group is located in the suitable with it slide block cavity, and keyhole passes cavity, and each slide block is provided with the sliding block spring counterbore, in be provided with sliding block spring; Each slide block one side is provided with the marble spring counterbore, in be provided with marble spring; Lock pin one end interlock with the snap close that stretches in the bonnet lock hole, and the other end stretches out lock body; Lock pin is provided with the hole clipping suitable with pellet shot from a slingshot, is separated with entity between lock pin and the slide block group, has on the entity and hole clipping, pellet shot from a slingshot hole that the sliding block spring counterbore is corresponding, and pellet shot from a slingshot is arranged in the pellet shot from a slingshot hole; The corresponding tooth depth with key in marble spring counterbore position is corresponding on each slide block.

2. a kind of compound cylinder lock according to claim 1 is characterized in that: described lock body is connected and composed by lockset open portion and lockset padlock portion; The entity that is separated with between described lock pin and the slide block group is the wall of lockset padlock portion and lockset open portion junction; Described lock ring is made of snap close, locking bar, snap close bayonet socket, snap close is the U-shaped bar, locking bar is straight shape bar, locking bar one end is fixedlyed connected with the lockset open portion, snap close one end is provided with the snap close bayonet socket, and the bonnet lock hole that the snap close bayonet socket matches via aperture with it stretches in the lockset padlock portion and interlock with the lock pin bayonet socket, between snap close and the locking bar for the flexible connection of common axis of rotation is arranged, bonnet lock hole is tapering slightly, and outer imperial palace is little.

3. a kind of compound cylinder lock according to claim 2 is characterized in that: described lockset open portion comprises slide block chamber, slide block, marble spring, marble spring counterbore, sliding block spring, sliding block spring counterbore, keyhole; The neat row of each slide block and together the time integral body be cuboid, and after appropriate length of spring compressed, all placing the space to be in the slide block chamber of cuboid by the assembly that slide block, marble spring, marble spring counterbore, sliding block spring, sliding block spring counterbore constitute, all marble spring counterbore openings are towards lockset padlock portion; All sliding block spring counterbore openings towards with the opposing direction of key; The strip keyhole passes in the slide block chamber, and forms the notch connect slide block chamber one internal face together in slide block chamber, and when key is in complete insertion position, the center of circle of the marble spring counterbore on each slide block point-blank.

4. a kind of compound cylinder lock according to claim 2 is characterized in that: described lockset padlock portion comprises lock pin, lock pin spring, gag lever post, baffle ring, pellet shot from a slingshot, pellet shot from a slingshot hole, hole clipping, bonnet lock hole, lock pin chamber, lock pin spring chamber, snap close bayonet socket, lock pin bayonet socket, lock pin spring briquetting; Bonnet lock hole, the lock pin chamber, the lock pin spring chamber constitutes the inner chamber of lockset padlock portion, the perforate direction in lock pin chamber is vertical with the perforate direction of bonnet lock hole, and the two connection, the opening diameter in lock pin spring chamber is more bigger and be located at the outer end coaxial with it than the opening diameter in lock pin chamber, lock pin penetrates the lock pin chamber after being with lock pin spring outward, lock pin middle part appropriate location also is provided with an external diameter and the suitable annular lock pin spring lock block of lock pin spring chamber opening diameter, the lock pin spring compression is arranged in the lock pin spring chamber, also be provided with a baffle ring coaxial on the lockset padlock portion outer wall outside the opening of lock pin spring chamber with the lock pin chamber, lock pin one end passes the baffle ring interstitial hole and stretches out lockset padlock portion, lock pin enters the snap close nose end and has axial square breach, snap close enters bonnet lock hole and partly also has suitable radially square breach, when lockset is in locking states, partly just in time enter the axial square breach of lock pin between snap close end face and breach, the sidewall in lock pin chamber also has the pellet shot from a slingshot hole that quantity is consistent with the slide block number and be arranged in a linear, the lock pin side has corresponding hole clipping, the hole clipping number can be Duoed or identical than the pellet shot from a slingshot hole count, the position in pellet shot from a slingshot hole, the aperture position of marble spring counterbore is corresponding when being in complete insertion position with key, also be provided with in the lock pin chamber the axial square breach that passes lock pin and the gag lever post that matches of diameter and square breach.