CN203081067U

CN203081067U - Staggered transmission type mechanical anti-theft lock cylinder and matched key

Info

Publication number: CN203081067U
Application number: CN 201220685109
Authority: CN
Inventors: 吕雪寒
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-12-12
Filing date: 2012-12-12
Publication date: 2013-07-24
Anticipated expiration: 2022-12-12

Abstract

The utility model relates to a staggered transmission type mechanical anti-theft lock cylinder and a matched key. The staggered transmission type mechanical anti-theft lock cylinder comprises a lock cylinder body, a lock cylinder main body, a fixing ring, a rotating ring, a lock hole, a transmission mechanism and the matched key. Each marble set is composed of four ball-shaped marbles with the same diameters, one cylindrical marble and a spring. Two types of marble sets are formed according to different sequences of the marbles, and the height of each tooth-shaped crest of the cross-shaped matched key or the depth of each tooth-shaped trough of the cross-shaped matched key is equal to the diameters of the ball-shaped marbles. The length of the cylindrical marble is equal to the thickness of the fixing ring, and meanwhile the length of the cylindrical marble is an integral multiple of the diameter of each ball-shaped marble. The lock cylinder main body is arranged in the fixing ring, the rotating ring is arranged on the periphery of the fixing ring, circumferential cross sections of all the marble sets are axially arrayed at equal intervals, and the lock cylinder main body can rotate in a forward direction and a backward direction by more than 360 degrees. When the matched key rotates, the rotating ring can rotate along with the matched key, only after the marble hole in the core cylinder main body is separated from the other marble holes in the corresponding marble set in a staggered mode, therefore an unlocking executing mechanism is driven. The staggered transmission type mechanical anti-theft lock cylinder has a very strong anti-theft function.

Description

A kind of dislocation driving type mechanical anti-theft lock lock core and matched key

Technical field

The utility model relates to a kind of mechanical anti-theft lock lock core and matched key, is specifically related to a kind of dislocation driving type mechanical anti-theft lock lock core and matched key.

Background technology

Mechanical lock is generally by lock body, lock core, transmission mechanism and dead bolt formations such as (bolts).Lock core is a critical component, includes the pellet shot from a slingshot group.The action and the movement range of pellet shot from a slingshot are determined by key, only run into correct key, and pellet shot from a slingshot just can move to the tram, and lock core just can rotate or other form motion, and then the drive transmission mechanism is finished unlocking action.Necessarily get in touch because pellet shot from a slingshot and transmission mechanism exist, the technical opening lockset often utilizes this contact and in conjunction with special special tool pellet shot from a slingshot or other associated components moved to be needed the position, finally lock is opened.

Common spring (or blade etc.) lock differential more little, theoretical size of key is big more.But differential too small, can be owing to exist factors such as fit clearance and mismachining tolerance to make actual available key amount not reach theoretical value.

In order to improve the protection level of theftproof lock, Most designers all makes the lock core internal structure complicated as possible, and it is novel unique to strive, strengthens size of key.But general precision requires high, and manufacture difficulty and cost are also high, and may cause mechanical strength to reduce, thus have also select for use special quality material to promote anti-damage ability.The anti-technical opening ability of the lockset that also has is stronger, but the unlock operation process is more loaded down with trivial details.But change in any case, the design of most locksets all has a common feature, before being the unlocking mechanism action, each pellet shot from a slingshot group parts such as (or) blades is relevant with other to be unblanked to be in all the time between the executing agency and is in contact with one another or has under certain state of getting in touch, and makes the technical opening lockset have possibility.

The utility model content

The purpose of this utility model provides a kind of dislocation driving type mechanical anti-theft lock lock core, when matched key rotates, dislocation takes place in other pellet shot from a slingshot hole in pellet shot from a slingshot hole in the lock core and the corresponding pellet shot from a slingshot group separates the back swivel becket and just can follow and rotate and then implement lockset and open or lock, and lock core can revolve more than the three-sixth turn angle by positive and negative both direction.

In order to achieve the above object, the utility model has following technical scheme:

A kind of dislocation driving type mechanical anti-theft lock lock core of the present utility model and matched key, comprise lock core body, lock core, lockhole, retainer ring, swivel becket, ring, transmission mechanism, anti-drilling sheet and matched key, described lockhole is a cross, described lock core is installed on the lock core body center, a ring is fixed in this lock core end, described transmission mechanism and lock core end are hinged, described retainer ring is located at the lock core periphery, the retainer ring front end face is fixed on the lock core body, described swivel becket is in the retainer ring periphery, rotatable, the pellet shot from a slingshot hole of lock core, the pellet shot from a slingshot hole of retainer ring, be provided with several round bead shape pellets shot from a slingshot in the pellet shot from a slingshot hole of swivel becket with diameter, 1 cylindric pellet shot from a slingshot and 1 pellet shot from a slingshot group that spring is formed, wherein cylindric pellet shot from a slingshot length is identical with retainer ring thickness, and be the twice of round bead shape pellet shot from a slingshot length, during the original state of described matched key before not rotating, pellet shot from a slingshot and retainer ring in the lock core, several pellet shot from a slingshot group arrangement modes and this matched key that pellet shot from a slingshot constituted in the swivel becket all are cross, the crest height of each side profile of tooth of matched key is all identical, the trough degree of depth of each side profile of tooth is also identical, the crest height of profile of tooth or the trough degree of depth are equal to the round bead shape billiards diameter, described several pellet shot from a slingshot component other places are on different peripheries, and the relative distance between the periphery at each pellet shot from a slingshot group place equates, lock core, more than the rotatable 360 degree angles of positive and negative two directions of swivel becket, " string hole " phenomenon can not appear in all pellets shot from a slingshot.

Wherein, described pellet shot from a slingshot constitutes two kinds of pellet shot from a slingshot groups according to the difference that cylindric pellet shot from a slingshot position puts in order, and quantity respectively accounts for half, putting in order of wherein a kind of pellet shot from a slingshot group is three round bead shape pellets shot from a slingshot in the lock core marble hole, cylindric pellet shot from a slingshot in the retainer ring pellet shot from a slingshot hole, round bead shape pellet shot from a slingshot in the swivel becket pellet shot from a slingshot hole; Putting in order of another kind of pellet shot from a slingshot group is three round bead shape pellets shot from a slingshot in the lock core marble hole, and round bead shape pellet shot from a slingshot in the retainer ring pellet shot from a slingshot hole, another cylindric pellet shot from a slingshot are across between retainer ring pellet shot from a slingshot hole and the swivel becket pellet shot from a slingshot hole.

Wherein, described swivel becket end is provided with a gap, and the width of gap is greater than the width of ring excrescence, and the lock core back swivel becket that turns an angle is promoted by the ring excrescence and rotates.

Wherein, described retainer ring is provided with a slotted eye that communicates with the interior corresponding position of swivel becket, be provided with a location steel ball and a location spring in the described slotted eye, an end of described retainer spring contacts with positioning ball, and the other end of the retainer spring adjustment screw interior with being fixedly arranged on slotted eye contacts.

Wherein, the spring in the pellet shot from a slingshot hole of described swivel becket, its maximum compression distance is less than the length of cylindric pellet shot from a slingshot.

Owing to taked above technical scheme, advantage of the present utility model is:

1. owing in time cut off necessary various contacts of technical opening lockset or contact, thereby various unlocking tools can't be played a role.

2. owing to increased each place, pellet shot from a slingshot hole circumference cross section axis to equidistant arrangement mode, lock core can rotate more than the 360 degree angles, is easy to supporting uses of the executing agency of unblanking such as various security doors.

3. has only the round bead shape pellet shot from a slingshot in the lock core, so lockhole has anti-drilling function.

4. the process operation of unblanking, lock of the present utility model is simple, and the each age group crowd all is suitable for.

5. in case of losing situation such as key, can be by the pellet shot from a slingshot that the changes two kinds of pellet shot from a slingshot groups order of packing into, the corresponding again position that changes key crest or trough is promptly prepared key again, need not change a complete set of lockset.

6. the actual size of key that uses of the present utility model is identical with theoretical value.

7. each component of the present utility model are easy to processing and manufacturing, and cost is low, are fit to produce in batches.

8. the utility model is not limited to security door, also can use on other environment of locking such as safety cabinet, national treasury.

Description of drawings

Fig. 1: assembling schematic front view of the present utility model;

Fig. 2: assembling diagrammatic top view of the present utility model;

Fig. 3: the positive diagrammatic sketch of matched key of the present utility model;

Fig. 4: matched key side diagrammatic sketch of the present utility model.

Among the figure: 1: lock core body, 2: lock core, 3: lockhole, 4: swivel becket, 5: retainer ring, 6: thumb wheel, 7: gangbar, 8: pin, 9: spring, 10: bolt, 11: positioning ball, 12: retainer spring, 13: end plates, 14: ring, 15: spacing ring, 16: anti-drilling sheet, 17: pellet shot from a slingshot group A, 18: pellet shot from a slingshot group B, 19: ring excrescence, 20: adjustment screw.

The specific embodiment

Following examples are used to illustrate the utility model, but are not used for limiting scope of the present utility model.

As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4:

1. matched key is a cross, and the profile of tooth of four sides is wavy, and each crest height is all identical, and the degree of depth of each trough is also all identical, and identical with all round bead shape billiards diameters, promptly is 2.5mm.6 positions of every side tooth Shape Design, totally 24 positions, each pellet shot from a slingshot hole and pellet shot from a slingshot group in the corresponding lockhole.When crest and crest is adjacent or trough when adjacent with trough, wave therebetween becomes straight line.All crest position sums are identical with all trough position sums, promptly respectively account for half, are 12.The position grouping number of the crest of diverse location or trough is that size of key is 270.4 ten thousand.Among Fig. 3,4, small circle is represented shaped as key bit and pellet shot from a slingshot contact position.

2. lock core 2 is positioned at the center, rotatable of lock core body 1, in 24 pellet shot from a slingshot holes in the lock core 3 round bead shape pellets shot from a slingshot is housed all.The retainer ring 5 of lock core 2 peripheries is fixed on the end plates 13.The end of lock core 2 is provided with flange, is in retainer ring 5 ends and the end plates 13 formed spaces, in order to limit the axial displacement of lock core 2.Be with a swivel becket 4 outside the retainer ring 5, rotatable.The rear end face of retainer ring 5 sets firmly a spacing ring 15 by bolt, spacing ring 15 limits the axial displacement of swivel becket 4, be respectively charged into 1 round bead shape pellet shot from a slingshot in the pellet shot from a slingshot hole in retainer ring 5 and the swivel becket 4, (its length is 5mm to 1 cylinder-shaped marble, be 2 times of round bead shape billiards diameter) and 1 spring 9, cylindric pellet shot from a slingshot length is identical with the thickness of retainer ring 5, the pellet shot from a slingshot of two kinds of shapes constitutes two kinds of pellet shot from a slingshot groups according to the difference of the order of packing into and the pellet shot from a slingshot in the lock core 2, a kind of is the pellet shot from a slingshot group B18 of corresponding matched key wave trough position, three round bead shape pellets shot from a slingshot in the lock core marble hole, cylindric pellet shot from a slingshot in the retainer ring pellet shot from a slingshot hole, round bead shape pellet shot from a slingshot in the swivel becket pellet shot from a slingshot hole, totally 12 groups, the pellet shot from a slingshot group A17 of another kind of corresponding matched key crest location, three round bead shape pellets shot from a slingshot in the lock core marble hole, round bead shape pellet shot from a slingshot in the retainer ring pellet shot from a slingshot hole, another cylindric pellet shot from a slingshot are across between retainer ring pellet shot from a slingshot hole and the swivel becket pellet shot from a slingshot hole, totally 12 groups.Each place, pellet shot from a slingshot hole circumference cross section axis that cross is arranged is to equidistant arrangement, be that several pellet shot from a slingshot component other places are on different peripheries, and the relative distance between the periphery at each pellet shot from a slingshot group place equates, lock core, swivel becket can rotate more than the 360 degree angles, and " string hole " phenomenon can not appear in all pellets shot from a slingshot.

After matched key inserts lockhole 3, can make the pellet shot from a slingshot group A17 of half all move a round bead shape billiards diameter distance, and second half pellet shot from a slingshot group B18 finally gets back to initial point after matched key is inserted into the bottom, promptly displacement is zero.Ring 14 is fixed on the lock core 2, and a ring excrescence 19 is arranged on this ring 14.Swivel becket 4 inboard end faces have a gap, axial depth 2.5mm, ring excrescence 19 is positioned at the gap center of swivel becket 4, because of ring excrescence 19 width littler than gap width, rotate 15 degree rears, angle when ring 14 positive and negative two directions and contact, be rotated further again and could promote the rotation of swivel becket 4 both forward and reverse directions with swivel becket 4 gap upper and lower end faces.

Matched key inserts or extraction, must rely on relatively moving of pellet shot from a slingshot to realize, if swivel becket 4 is not or not the home position, then pellet shot from a slingshot can't move to the inside, so have only swivel becket 4 to be in the original design position or could insert or extract out key when being reset to the original design position, the purpose of this design scheme is in order to the normal use that guarantees lockset and the safety of lockset.For swivel becket 4 is accurately resetted, in swivel becket 4 and retainer ring 5, be provided with a slotted eye that communicates, be provided with positioning ball 11, retainer spring 12 in this slotted eye, one end of retainer spring 12 contacts with positioning ball 11, the other end of retainer spring 12 adjustment screw 20 interior with being fixedly arranged on slotted eye contacts, the slotted eye position can be selected separately, also can utilize a certain pellet shot from a slingshot hole, and reduce the length of the cylinder-shaped marble of institute's correspondence position, so that neither can influence the lockset performance when contacting, can play positioning action again with positioning ball 11.

Because cylinder-shaped marble length 5mm, as take with whole pellets shot from a slingshot all push to the inside scheme implementation pirate of the open lockset, its precondition is that spring 9 its maximum compression distances in the pellet shot from a slingshot group must be more than or equal to 5mm, and length is 7.5mm before the spring 9 insertion keys of the utility model lockset, minimum length after spring 9 is compressed is designed to 4mm, the maximum compression distance is 3.5mm, so pirate of the open lockset phenomenon can not occur.

When changing the packing into during the position of pellet shot from a slingshot group A17 or pellet shot from a slingshot group B18, corresponding again change matched key crest or wave trough position can form another set of lockset, so the utility model lockset situations such as (as lose) keys when needed can newly be prepared key, ressemble the pellet shot from a slingshot group again and can form another set of lockset, need not change a complete set of lockset.

This scheme needs the utility model lock core is fixed on the door body of security door etc., again with the transmission of unblanking, the supporting use of executing agency by bolt 10.

3. unblank and lock process:

The process of unblanking is after matched key inserts lockhole 3, rotation 15 degree angles, the pellet shot from a slingshot hole of lock core 2 and the pellet shot from a slingshot hole of retainer ring 5 misplace (in fact according to the concrete size of the utility model lockset, lock core 2 ROT13 .6 degree angles can make it misplace fully), this moment, lock core 2 no longer communicated with each pellet shot from a slingshot hole of retainer ring 5, ring excrescence 19 also just contacts with the gap end face of swivel becket 4, just promote swivel becket 4 rotations and drive the executing agency of unblanking to move when matched key drives lock core 2 continuation rotations, finish unlocking action.When key is incorrect, has 1 cylinder-shaped marble at least and stop swivel becket 4 to rotate,, can not promote swivel becket 4 afterwards and rotate, promptly can not realize unblanking so lock core 2 can only rotate 15 degree angles.

After lockset is opened, reverse rotation matched key 30 degree angles, ring excrescence 19 just contact with the other end of swivel becket 4 gap, and promptly matched key is turned back to and also need continues to rotate 15 after the static position and spend angles swivel becket 4 is resetted.Matched key returns back to static position again, extracts matched key out, has finished whole unlocking action.

The process of locking is that the reverse rotation matched key is finished.Equally, the matched key reseting procedure still need surpass static position 15 degree angles, returns back to static position afterwards again, extracts matched key out, finishes the overall process of locking.

4. the type of drive of unblanking:

Among Fig. 1, driving the mode of unblanking is in the inboard end of lock core transmission mechanisms such as thumb wheel 6 or gangbar 7 to be installed, and can adopt batch (-type) or the Continuous Drive executing agency of unblanking, lock to finish, and removes this this, and transmission mechanism is various informative, does not just here enumerate one by one.

5. has only steel ball in the lock core 2, so have certain anti-drilling function.Utilize simultaneously in the formed space of end face of the end plates 13 of lock core body 1 and lock core 2 anti-drilling sheet 16 (more than the thickness 5mm) is installed, further strengthen anti-drilling function and survivability.

Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give exhaustive to all embodiments.Everyly belong to the row that conspicuous variation that the technical solution of the utility model extends out or change still are in protection domain of the present utility model.

Claims

1. a dislocation driving type mechanical anti-theft lock lock core and matched key, comprise lock core body, lock core, lockhole, retainer ring, swivel becket, ring, transmission mechanism, anti-drilling sheet and matched key, described lockhole is a cross, described lock core is installed on the lock core body center, a ring is fixed in this lock core end, described transmission mechanism and lock core end are hinged, described retainer ring is located at the lock core periphery, the retainer ring front end face is fixed on the lock core body, described swivel becket is in the retainer ring periphery, rotatable, the pellet shot from a slingshot hole of lock core, the pellet shot from a slingshot hole of retainer ring, be provided with several round bead shape pellets shot from a slingshot in the pellet shot from a slingshot hole of swivel becket with diameter, 1 cylindric pellet shot from a slingshot and 1 pellet shot from a slingshot group that spring is formed, wherein cylindric pellet shot from a slingshot length is identical with retainer ring thickness, and be the twice of round bead shape pellet shot from a slingshot length, during the original state of described matched key before not rotating, pellet shot from a slingshot and retainer ring in the lock core, several pellet shot from a slingshot group arrangement modes and this matched key that pellet shot from a slingshot constituted in the swivel becket all are cross, the crest height of each side profile of tooth of matched key is all identical, the trough degree of depth of each side profile of tooth is also identical, the crest height of profile of tooth or the trough degree of depth are equal to the round bead shape billiards diameter, it is characterized in that: described several pellet shot from a slingshot component other places are on different peripheries, and the relative distance between the periphery at each pellet shot from a slingshot group place equates, lock core, more than the rotatable 360 degree angles of positive and negative two directions of swivel becket.

2. a kind of dislocation driving type mechanical anti-theft lock lock core as claimed in claim 1 and matched key, it is characterized in that: described pellet shot from a slingshot constitutes two kinds of pellet shot from a slingshot groups according to the difference that cylindric pellet shot from a slingshot position puts in order, and quantity respectively accounts for half, putting in order of wherein a kind of pellet shot from a slingshot group is three round bead shape pellets shot from a slingshot in the lock core marble hole, cylindric pellet shot from a slingshot in the retainer ring pellet shot from a slingshot hole, round bead shape pellet shot from a slingshot in the swivel becket pellet shot from a slingshot hole; Putting in order of another kind of pellet shot from a slingshot group is three round bead shape pellets shot from a slingshot in the lock core marble hole, and round bead shape pellet shot from a slingshot in the retainer ring pellet shot from a slingshot hole, another cylindric pellet shot from a slingshot are across between retainer ring pellet shot from a slingshot hole and the swivel becket pellet shot from a slingshot hole.

3. a kind of dislocation driving type mechanical anti-theft lock lock core as claimed in claim 1 and matched key, it is characterized in that: described swivel becket end is provided with a gap, the width of gap is greater than the width of ring excrescence, and the lock core back swivel becket that turns an angle is promoted by the ring excrescence and rotates.

4. a kind of dislocation driving type mechanical anti-theft lock lock core as claimed in claim 1 and matched key, it is characterized in that: described retainer ring is provided with a slotted eye that communicates with the interior corresponding position of swivel becket, be provided with a location steel ball and a location spring in the described slotted eye, one end of described retainer spring contacts with positioning ball, and the other end of the retainer spring adjustment screw interior with being fixedly arranged on slotted eye contacts.

5. a kind of dislocation driving type mechanical anti-theft lock lock core as claimed in claim 1 and matched key is characterized in that: the spring in the pellet shot from a slingshot hole of described swivel becket, its maximum compression distance is less than the length of cylindric pellet shot from a slingshot.