CN2504356Y - Master of anti-theft lock with concealed magnetic lock balls - Google Patents

Abstract

The utility model relates to a lock core of a burglarproof lock provided with a cryptomorphic and magnetic lock bead, and the lock core includes an inner lock core, an outer lock shell, plural lock beads, and a compression spring, the center of the inner lock core is provided with a key hole, the inner lock core is provided with a plurality of rows of lock bead holes in an radial way, and the bottom of the key hole adjacent to each lock bead hole is provided with an inner convex ring, thereby forming a gradation hole; the outer lock shell forms a hollow circular cylinder shape, and a plurality of rows of lock bead holes are arranged on the outer lock shell through matching with the diameter of the lock bead along the axial direction; the lock bead is a magnetic lock bead; the compression spring is a helical spring with an outward tension, therefore, the complex structure of the lock is increased by using the cryptomorphic lock bead, thereby achieving the effect that the utility model is hard to be stolen and opened.

Description

Theftproof lock core with hidden magnetic lock pearl

Technical field

The utility model relates to a kind of theftproof lock core with hidden magnetic lock pearl, especially refers to a kind of being used in the gate lock, and the magnetic lock pearl that will have different magnetic poles is provided with the theftproof lock core that is hidden in core inside.

Background technology

Commonly see and be used for the lock core structure of big Door lock, comprise a core, one lock housing, number row locks pearl and spring etc. up and down and forms, this core and lock housing are to be provided with number row radial direction through hole in stack shell, by this core cover is planted in lock housing, make down the lock pearl and the pearl of locking implant in the through hole respectively, and in the pearl top ends of locking be provided with one the compression spring, to lock Zhu Ding up and down and be formed on formation blocking anti-rotation state between core and lock housing, and its unlatching is in the essential mat key insertion keyhole, locking pearl down with roof pressure makes the upper surface just be positioned at core and lock housing fit seam crossing, rotation lock core is unblanked so, smoothly.

This kind core of big Door lock of commonly seeing only, its usual this is time locked lock pearl and spring of integument and is held and be exposed in the core keyhole, make and with the naked eye can see lock pearl position, therefore the burglar utilizes instrument such as probe to go deep into keyhole easily, pushes this time and lock pearl, attempt is unblanked to commit theft, because each time lock pearl is thief's unlatching that naked state is easily slightly possessed skills, the real doubt that has the robbery that is stolen to open of big Door lock of therefore commonly seeing.

Summary of the invention

Main purpose of the present utility model is to provide a kind of theftproof lock core with hidden magnetic lock pearl, and the lock pearl that the main phase is used its core of theftproof lock forms concealed structure, gives the anti-theft effect that uses probe to choose out to reach burglar's difficulty

Secondary objective of the present utility model is to provide a kind of theftproof lock core with hidden magnetic lock pearl, stealthy lock pearl structure can cooperate the lock pearl structure of commonly seeing and exposing keyhole, carry out arranged in a crossed mannerly, the complexity of promoting the theftproof lock core by this allows the burglar be difficult to open.

The utility model is to provide a kind of theftproof lock core with hidden magnetic lock pearl, comprise that an inner lock core, outer lock shell, plural Zhi Suozhu and compression spring set become, it is characterized in that: inner lock core is a cylinder column and is provided with a keyhole in central authorities, be in inner lock core and radially be provided with the number row lock hole of bead, and be provided with an internal projecting ring and constitute the class hole in the place, bottom of each adjacent keyhole in the lock hole of bead; Outer lock shell forms hollow cylindrical, and cooperation lock pearl diameter is established the number row lock hole of bead radially in outer lock shell, and should lock the lock hole of bead of the hole of bead less than inner lock core; The lock pearl is a kind of lock pearl with magnetic, and it forms cylindric, and is provided with the bigger bulge loop of a diameter in the shaft place, and lock pearl front end then is made as the pointed cone end; The compression spring is one to have the spiral spring of outer tension force; Arrange by the lock pearl interleave with different magnetic poles, respectively at the sheathed compression spring of lock pearl leading portion, this lock pearl is implanted respectively locking in the hole of bead of core, and this compression spring one end top is formed on lock hole of bead internal projecting ring; The other end is held in lock pearl bulge loop bottom, and the core cover plants in outer lock shell, and this lock pearl spring is by compression pushed, and its rear end is inserted outer lock shell and locked the hole of bead.

The utility model is also to provide in the lock hole of bead of this outer lock shell sets up a cylindric pearl of locking.

The utility model is also to provide in this lock hole of bead one or more to be provided with to lock pearl and a pearl of locking, and in the pearl top of locking one compression spring is set, and mat compression spring is pushed and locked pearl up and down, and the lock pearl forms and protrudes from keyhole down.

The stealthy by this lock pearl of the utility model is promoted the lockset labyrinth, to reach the effect that is difficult to by pirate of the open.

Description of drawings

Fig. 1 applies to the schematic perspective view of big Door lock for the utility model.

Fig. 2 is the sectional perspective schematic diagram of the trivial pearl decomposition texture of the utility model.

Fig. 3 is the exploded perspective schematic diagram of the utility model magnetic key and magnet.

Fig. 4 is the section partial view of the utility model combining structure.

The lock pearl attitude schematic diagram that Fig. 5 unblanks for the utility model magnetic key.

Fig. 6 sets up the section partial view of the pearl structure of locking for the utility model.

Fig. 7 sets up the schematic diagram of the lock pearl structure of commonly seeing for the utility model.

The specific embodiment

Following conjunction with figs. describes feature of the present utility model and advantage in detail:

As shown in Figure 1, 2, the utility model is the theftproof lock core design with hidden magnetic lock pearl, mainly refer to a kind of lock core structure design that applies to big Door lock 10, it comprises an inner lock core, outer lock shell 2, plural Zhi Suozhu 3 and compresses spring 4 and form, and cooperate a special magnetic key 5 to reach antitheft and normal open function, wherein:

Inner lock core 1, its structure are roughly identical with the core of commonly seeing, and promptly are a cylinder column and are provided with the keyhole of a toroidal in central authorities, and so this belongs to conventional construction superfluous words not; Only the utility model is to make this inner lock core 1 be radially be provided with the number row step shape lock hole of bead 11, and be provided with an internal projecting ring 111 in the place, bottom of each the lock hole of bead 11 adjacent keyhole, to constitute the class hole, still can change on demand as for the round key hole, for example in the form of sheets, flat column or semi-cylindrical be all rational, is not limited to said structure;

Outer lock shell 2, its structure are also identical with the lock housing of commonly seeing, and the hollow cylindrical of formation only cooperates design of the present utility model, and these outer lock shell 2 number row lock hole of beads 21 radially are less than the lock hole of bead 11 of above-mentioned this inner lock core 1;

Lock pearl 3 is processed the lock pearl that the end has negative or positive electrode magnetic for a kind of, is that to make it form cylindric, and is provided with the bigger bulge loop of a diameter 31 in the shaft place, and lock pearl 3 front ends then are made as pointed cone end 32;

Compression spring 4, it is a kind of spiral spring with outer tension force, and diameter just can be sheathed on above-mentioned lock pearl 3 front ends and be placed in inner lock core 1, in its lock hole of bead 11;

Magnetic key 5, (as shown in Figure 3) it comprises that a key bar draws and a torque blade 52 constitutes, wherein key bar 51 can cooperate the keyhole of inner lock core 1 and be round bar shape, and the selected corresponding lock hole of bead 11,21 shaft is provided with the shrinkage pool 511 of number row predetermined depth, by this respectively at planting a magnet 512 in the shrinkage pool 511, this magnet 512 also cooperates the magnetic pole formation of lock pearl 3 can inhale shape mutually, to constitute the magnetic key 5 of opening the utility model theftproof lock core, only the shape of key bar 51 is established according to keyhole, so be not limited to above-mentioned round bar shape, as be sheet, the variation that flat column or semi-cylindrical are all rational, and give and indicating;

By this, (please refer to shown in Figure 4) selected has different magnetic poles and the arrangement of non-magnetic lock pearl 3 interleaves, and respectively at the sheathed compression spring 4 of each lock pearl 3 leading portion, and then order lock pearl 3 is implanted respectively locking in the hole of bead 11 of core 1, make compression spring 4 one ends top be formed on the lock hole of bead 11 internal projecting rings 111, and the other end is held in lock pearl 3 bulge loops 31 bottoms, making core be axial cover again plants in outer lock shell 2, make respectively lock pearl 3 by compression the tension force of spring 4 push, make the rear end insert the outer lock shell 2 lock hole of beads 21, form by this and respectively lock pearl 3 and be hidden in the lock hole of bead 11,21 latch mode, and can be installed in big Door lock 10 as open-close on-off.

Since of the present utility model respectively lock pearl 3 by compression spring 4 hold, be hidden in the lock hole of bead 11,21 (please refer to state shown in Figure 4) and shrink, therefore promptly can not be by the location status of seeing lock pearl 3 in the keyhole, relative burglar can't use improper instrument such as probe naturally and unblank, and is difficult to the effect pried open by the burglar if this utility model is promptly reached.When the user desires to unblank, (as Fig. 3 and shown in Figure 5) promptly inserts in the keyhole of core 1 with the special magnetic key 5 of the utility model, the magnet 512 of mat key bar 51 different depth of burying underground, each lock pearl 3 is down adsorbed, order lock pearl 3 tail ends just align core 1 and outer lock shell 2 cover commissures, that is form no latch mode, drive core 1 simultaneously and turn round and unblank for reversing magnetic key 5.Only need indicate, respectively lock pearl 3 positions and why magnetic pole all is difficult to observe out because of of the present utility model, therefore, the burglar arbitrarily stretches into a magnetic thing runin, often can't descend suction one or two lock pearls 3 wherein because of magnetic pole homopolar-repulsion principle, if this still can't open lockset, the safety Design effect foot of visible the utility model structure makes the burglar at one's wit's end.

Again, (please refer to shown in Figure 6) the utility model also can be set up a columned pearl 3 ' of locking in the lock hole of bead 21 of this outer lock shell 2, this pearl 3 ' of locking can be embodied as has magnetic or nonmagnetic person, adsorb with the magnetic thing as the burglar by this and lock pearl 3, and when controlling suitable adsorption deeply according to lock pearl length, it excessively down inhales lock pearl 3 also allows the door bolt that pearl 3 ' descends of locking establish the position simultaneously, unblanks and can't reverse core 1, reaches the more complicated difficult effect of opening of identical stealthy lock pearl and structure by this.

Moreover, the lock hole of bead 11,21 that (please refer to shown in Figure 7) the utility model also can be selected wherein is made as the structure of commonly seeing, that is be provided with in the hole of bead 11,21 in a lock and locked pearl 6 and a pearl 6 ' of locking, and a compression spring 4 ' is set in the pearl 6 ' top of locking, the tension force of this compression spring 4 ' of mat is pushed and is locked pearl 6 ', 6 up and down, make this time lock pearl 6 form and protrude from keyhole structure (structure of promptly commonly seeing), constitute breech lock simultaneously and live core 1 and outer lock shell 2 states, core 1 can't be reversed arbitrarily; If this cooperates aforementioned structure of the present utility model, promptly form the lock pearl in the same keyhole, having needs to use the phase different pole to adsorb, have need adopt in roof pressure lock pearl mode and unblank, and promotes big Door lock core complex effects certainly, in order to do effectively reaching the gate anti-theft effect.Only this locks pearl 6 ', 6 set position and numbers up and down, can change on demand, and not above rheme is changed to limit; In like manner, all utilizations technological means of the present utility model do equivalent simple and easy change, displacer also should be included in technical spirit of the present utility model and the scope, and be really rational, closes to give to indicate.

Claims (3)

1, a kind of theftproof lock core with hidden magnetic lock pearl, comprise that an inner lock core, outer lock shell, plural Zhi Suozhu and compression spring set become, it is characterized in that: inner lock core is a cylinder column and is provided with a keyhole in central authorities, be in inner lock core and radially be provided with the number row lock hole of bead, and be provided with an internal projecting ring and constitute the class hole in the place, bottom of each adjacent keyhole in the lock hole of bead; Outer lock shell forms hollow cylindrical, and cooperation lock pearl diameter is established the number row lock hole of bead radially in outer lock shell, and should lock the lock hole of bead of the hole of bead less than inner lock core; The lock pearl is a kind of lock pearl with magnetic, and it forms cylindric, and is provided with the bigger bulge loop of a diameter in the shaft place, and lock pearl front end then is made as the pointed cone end; The compression spring is one to have the spiral spring of outer tension force; Arrange by the lock pearl interleave with different magnetic poles, respectively at the sheathed compression spring of lock pearl leading portion, this lock pearl is implanted respectively locking in the hole of bead of core, and this compression spring one end top is formed on lock hole of bead internal projecting ring; The other end is held in lock pearl bulge loop bottom, and the core cover plants in outer lock shell, and this lock pearl spring is by compression pushed, and its rear end is inserted outer lock shell and locked the hole of bead.

2, according to the described theftproof lock core of claim 1, it is characterized in that: set up a cylindric pearl of locking in the lock hole of bead of this outer lock shell with hidden magnetic lock pearl.

3, according to claim 1 or 2 described theftproof lock cores with hidden magnetic lock pearl, it is characterized in that: one or more are provided with and lock pearl and a pearl of locking in this lock hole of bead, and a compression spring is set in the pearl top of locking, mat compression spring is pushed and is locked pearl up and down, and the formation of lock pearl protrudes from keyhole down.

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