CN2644588Y - Key self-adhesive type magnetic control lock - Google Patents

Abstract

The utility model relates to a key self-adhered magnetron tapered end, comprising a lock casing, a plurality of magnetic locking pins working matched in different compartments of the lock casing and a lock core. The expansion movement of the lock core is controlled by the magnetic locking pin which comprises a locking pin body with non-magnetic material and a permanent-magnet fixed at the top of the locking pin body. The lock core is flat-bar shaped formed by non-magnetic material and arranged in the lock housing and extend to the outside of the lock housing. Dents are arranged on the top vertical side or different positions of the two sides of the flat-bar shaped lock core which is within the lock housing. The dents are vertical to match the locking pin body and a groove is arranged at a vertical position of the locking pin body and allows the lock core to pass. The utility model has the advantages of simple and legerity structure, easy handling and assembly combination with other lock parts, no lock hole and higher guard again theft performance. The utility model also has the advantage that the tapered end can be sealed in the protection architecture of the lock.

Description

Key autohesion magnetic control tapered end

[technical field]

The utility model relates to field of lockset, and more particularly, the utility model relates to a kind of magnetic control tapered end and combined lockset thereof.

[background technology]

A large amount of socially lock classes of using, wherein the lock core with cylinder type is many as the mechanism for opening/closing of locking, also there is considerable part adopting magnetic lock, no matter but be cylinder lock set or magnetic lock at present, a significant disadvantages is all arranged, be that these locksets all have a lockhole that can lead to lock core, some robbers utilize carry-on instrument to adopt skill or adopt powerful like this, be easy to enter the weak link of lock core part through lockhole, destroy, at one stroke lockset is opened by force, thereby the theftproof performance of existing lockset is very poor, not competently tackles intelligentized day by day robber.

A kind of dual fail-safe key autohesion magnetic control tapered end is disclosed as Chinese patent 00227249.0, tackle master key and accurate copy key though increased by one group of magnetic marble, strengthened theftproof performance, but because door lock key hole still has the straight space passage that leads to lockset inside, so still there is very big shortcoming aspect hidden weak link, the antagonism strong destruction; Similarly complete anti-magnetic control lock sees Chinese patent 98229710.6, has above-mentioned shortcoming equally.

And for example the file of Chinese patent 00203192.2 discloses a kind of magnetic control lock, its operating principle is that the permanent magnetism power of the high-performance permanent magnet on the driving pellet shot from a slingshot that adopts on the key body drives the servo pellet shot from a slingshot in the lock body, servo pellet shot from a slingshot acts on the pellet shot from a slingshot pin of deep layer then, make pellet shot from a slingshot pin and lock body axially parallel, obturator hernia on the control panel just in time is enclosed within on the pellet shot from a slingshot pin, under the spring force effect, control panel moves with drive rod, and dead bolt is realized unlocking function in the retraction case under the effect of torsion spring.Shutting needs the promotion drive rod that the pellet shot from a slingshot pin can't be moved, and realizes blocking function.It is said that this lock has the following advantages: key need not rotate when 1, unblanking, 2, the lockset external surface is closed state, have anti-ly dial, anticorrosion, tamper-proof function, 3, the lockset mutual opening rate is low, 4, open flexible, easy to use.But see with regard to disclosed content of its file and drawing, this institute has following distinct disadvantage: be closed state although mention the lockset external surface in the file, in fact, so-called closed state only is meant that lock core does not lead to the lockhole of lockset inside, general master key and picklock are difficult to follow the crack and go into, so no doubt have good slightly anti-dialling, anticorrosion, tamper-proof function, but the crucial lock core position of unblanking still obviously shows especially on door, like this, for the robber, still can within a short period of time, more or less freely breakthrough lock core key position and then lock body is destroyed with brute force or combined with intelligent.Therefore the appearance closed state of this lockset peace has little significance to the raising of full peace performance.

The file of Chinese patent 02265072.5 has disclosed a kind of magnetic control lock core apparatus, aspect the lock body inner passage, done certain effort on complete closed lockset surface, its key is one to have the card of magnetic, it is lockhole that the lockset surface does not have direct access to lock body inside, but its inner structure is to adopt many magnetic activity bolts with holes that inside lock lever (at least 5) is hindered to put to control to reach to open, the purpose of locking tool, because many magnetic activity bolts with holes cooperate many inside lock lever, so complex structure, the process and assemble difficulty is very big, in addition, because inside lock lever is to be in beyond the movable bolt during blocking, many inside lock lever all do not have the together support point, braced structures (being the tooth bar double as that adopts in its specific embodiment) therefore must be set in addition, this just causes the thick heaviness of lock core parts of this lock, be difficult to fasten etc. and be connected with other Auxiliary locks such as lock, can not be as the lock core of other many kind locksets, more be difficult to as independent tapered end and the assembling of other lockset accessory, the scope of application is very restricted, so mainly can only be applied on the door lock.

The lock core of above-mentioned various magnetic locks is cylindricality or is mainly cylindricality, the lock core heaviness, and complex structure, and be unable to undergo powerful twisting, and to damage easily, the burglary insurance performance is not good.

[summary of the invention]

At the above-mentioned shortcoming of prior art, technical problem to be solved in the utility model be to provide a kind of lock core structure light and handy simple, be convenient to process, be convenient to, do not have lockhole, can hiddenly be installed in lockset protection inside configuration, have the key autohesion magnetic control tapered end of stronger theftproof performance with other lockset accessory combine and assemble.

For this reason, technical solution of the present utility model is a kind of key autohesion magnetic control tapered end, this tapered end comprise lock housing, movingly in lock housing the some magnetic lock pins in the different compartments, controlled the lock core of its telescopic moving by the magnetic lock pin, and the magnetic lock pin comprises the lock pin body of non-magnet material and be fixed on the permanent magnet on this lock pin body top; This tapered end comprises that also spoon body is provided with the magnetic key of permanent magnets, and the flat strip shaped lock core that described lock core is a non-magnet material to be made, this flat strip shaped lock core is to be assemblied in the described lock housing and to extend to described lock housing outside, this flat strip shaped lock core of lock housing inside vertically on offer recess on the monolateral or both sides diverse location, vertically be combined with described lock pin body in the recess of this flat strip shaped lock core, and on a certain longitudinally position of described lock pin body, offer the groove that allows described flat strip shaped lock core to pass through; Described lock housing is that non-magnet material is made.The non-magnet material that manufacturing lock housing and lock core are used is engineering structures class alloy non-magnet materials such as hard engineering plastic or stainless steel.Lock core of the present utility model adopts the flat strip shaped structure; and the lock core major part of this flat strip shaped structure is installed in lock housing inside; dexterous lock core does not need other additional braced structuress; such structure makes the volume of tapered end of the present utility model; weight all reduces greatly; therefore the lock core exposed parts of the utility model tapered end can with other various types of locking bolts; lockset accessories such as bolt box are realized simple and direct assembling or connection; formation does not have lockhole; the hidden lockset integral body that is installed in lockset protection inside configuration of tapered end; be convenient to manufacturer adopt produce various types of combined locksets as: in the door leaf of packing into directly and the combined door-lock that cooperates of common bolt box; perhaps pack into the lock body inside of motorcycle U-shaped padlock utilizes lock core directly to pin the padlock of original locking bar; pack in the termination of chain/steel rope lock or the like.In addition, this flat strip shaped lock core can also be many and is mounted in the lock housing side by side.The peculiar structure of tapered end of the present utility model makes the utility model tapered end be convenient to process and have more powerful anti-theft feature, and the destruction of robber's intelligent and brute force is all caused great difficulty.

The convenience of key alignment when unblanking for increasing legal owner, increase the degree of accuracy of the magnetic lock pin of key magnet alignment lockset inside, also fixedly be equiped with some location permanent magnet on the lock housing described in the utility model, also be provided with the permanent magnets that attracts each other with this location permanent magnet on the relevant position of described magnetic key, its effect is: key is unblanked from being bonded at the tapered end position; 2, make key accurately to lock pin generation magneticaction; 3, in taking off the key process, the action of pulling key makes the phase magnet in the key apply to do to reset to the magnetic lock pin in the tapered end and exerts oneself to recover lock core is played the jam effect.Evidence: lockset of the present utility model is installed in thickness when the inner face of the stainless steel door of 1.8～2.0mm, because above feature and lock housing adopt non-magnet material to make such structure, legal owner can locate and unblank, shuts in non-magnetic conductive metal door leaf outside easily with magnetic key.

For the intensity that increases the utility model flat strip shaped lock core and be convenient to and being connected and assembling of other all kinds lockset accessory, the cross section of flat strip shaped lock core described in the utility model is solid or hollow rectangle, bowstring shape, I-shaped or other special shapes.Described tapered end also comprises the core apparatus that pushes away that promotes the flat strip shaped lock core, described push away core apparatus be installed in the described lock housing push away the core lock pin and/or be installed in described lock housing outer push away core magnet or mechanical push rods.It is installed at home and abroad pushes away the core magnet or mechanical push rods has it to be applicable to the padlock of assembling door lock and assembling motorcycle etc.

The utility model is installed also can extend described flat strip shaped lock core length or adopt special-shaped sheet such as bilevel double T-section etc. of concrete condition according to lockset, also described magnetic lock pin can be divided into being subjected to magnetic key up lock pin that attracts and the descending lock pin that is subjected to the magnetic key repulsion.Can hold how different magnetic lock pins on such flat strip shaped lock core, thereby increase number of keys; Can also be for increasing number of keys by adjusting magnetic lock pin quantity, arrangement, distance between adjustment magnetic lock pin is mutual, changing the quantity of location permanent magnet and arrangement mode, change magnetic key cooperates, increases all multifactor starting with such as lock core bar quantity and realize with the shape and the profile of lock core, compare with other numerous species locksets like this, the utility model just really has the key of the big manyfold of quantity really.

The difficulty of spying upon for the outside that increases the utility model lockset, the utility model is taked following structure promptly: the whole permanent magnets that are installed in the described lock housing comprise permanent magnet and the location permanent magnet that is fixed on all lock pin body tops, and their pole orientation is all identical.Said structure can guarantee can not detect inner magnetic lock latch structure arrangement from the outside with the magnetic detecting instrument.

The utility model is taked following structure promptly: be equipped with between the lock pin body of described magnetic lock pin and the described lock-shell lining and promote the lock pin body cooperates elasticity with described flat strip shaped lock core lock pin cooperation spring.This lock pin cooperates spring can promote the lock pin body and cooperates elasticity with described flat strip shaped lock core, improves theftproof performance; Also be equiped with the lock core back-moving spring on the described flat strip shaped lock core.This lock core back-moving spring can guarantee lock core after the process of unblanking is finished, and gets back to the origin-location automatically lockset is locked again, guarantees the safe antitheft performance.

Except the comparatively conventional magnetic lock pin of employing is controlled lock core, the utility model has also been introduced and has been provided with the magnetic that the inclined-plane pushes away tongue and pushes away the core lock pin, the described core lock pin that pushes away comprises the lock pin body of non-magnet material and is fixed on the permanent magnet on lock pin body top, this pushes away and is provided with return spring below the lock pin body of non-magnet material of core lock pin, this lock pin body side surface is provided with the inclined-plane and pushes away tongue, and this inclined-plane pushes away the slide recess of offering on tongue and the described flat strip shaped lock core and is slidingly matched; Be fixed with on the described magnetic key with this and push away the permanent magnets that the permanent magnet on the core lock pin acts on mutually.When pushing away the effect that the core lock pin is subjected to the mutual expelling force or the phase suction of permanent magnet on the magnetic key, when in lock housing, moving up and down in its compartment, the inclined-plane that pushes away the core lock pin pushes away tongue and will assist other to push away core apparatus to promote the flat strip shaped lock core to perpendicular horizontal motion, thereby comparatively efficiently like a cork lockset is opened; Remove when magnetic key, push away the auxiliary lock core back-moving spring of core lock pin with lock core thin slice pushed home, then other magnetic lock pin is got back to the cooperation position of jam flat strip shaped lock core again, and lockset is pinned.In some cases, can also directly utilize described flat strip shaped lock core to join the lock that is inserted in doorframe and fasten and pin door leaf in the box, realize the automatic shutter of lockset and need not to add dress twisting handle, improve automatic performance and hidden performance.

In addition, because described magnetic key comprises fixing some permanent magnets on spoon body and this spoon body of non-magnet material, the permanent magnet of adorning in the quantity of these permanent magnets and arrangement and the lock housing is corresponding; The multiplayer lag loop magnetic-type key cover that described magnetic key also is furnished with being attached thereto or matches.Multiplayer lag loop magnetic-type key cover is handed over mutually stacked the composition by magnetic conduction sheet with non-magnetic conduction sheet, makes the magnetic that leaks reduce to minimum, thereby the unlikely mistake of magnetic on the magnetic key is outside one's consideration rush down and has influence on other articles for use.

One of usage of the utility model tapered end is that described key autohesion magnetic control tapered end is installed in separately on the body, and described lock core directly matches with the box of fastening fixed on the doorframe.

The utility model also can allow described key autohesion magnetic control tapered end assemble mutually with the twisting handle door lock that has double lock tongue becomes combined lockset, the box of fastening fixing on the dead bolt of this twisting handle door lock and the doorframe matches, the rotating shaft of one of dead bolt of this twisting handle door lock and open the door and be provided with clutch sleeve between the knob, and described flat strip shaped lock core or lock fasten with this clutch sleeve between be connected for coordinated type.This usage allows still to adopt the twisting handle, meet general use habit, but can between lockset and twisting handle door lock, draw back the distance of suitable length, still the disguise that keeps lockset, improve the installation site of lockset as far as possible, increase the robber and seek the radius of lockset weak link and the difficulty of destroying lockset, and suitably increase the anti-strong destruction performance of door leaf at the twisting handle part.And the double lock tongue door lock of said structure, make the stranger who does not have key can only dally door lock the twisting handle and can't twist off handle by force and destroy door lock, handle also can't be connected rotating shaft and the clutch sleeve between the knob of opening the door even finally destroy, combined lockset the locking function still do not lose efficacy, the real realization " lock outdoors, lock can't be opened in the door; Lock in the door, need open the lock with the key outdoors " function, even there is the burglar to climb into indoor crime from the somewhere like this, large piece article can not be shifted out and steal; and the dead bolt structure is convenient to the contact-making switch interlock with the theft-proof electron warning system of device, connects warning circuit.

Because design feature of the present utility model, the utility model also possess can with the function of many locksets combination, for example the utility model tapered end and Pad lock for motorcycle are combined into assembling Pad lock for motorcycle or the like, adopt the assembling lockset of the utility model tapered end to be not limited to above-mentioned giving an example.

Below in conjunction with the drawings and specific embodiments the utility model is made and to further specify.

[description of drawings]

Fig. 1 is overall structure master's schematic diagram of the utility model magnetic control tapered end embodiment.

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

Fig. 3 is that the B-B of Fig. 2 under the blocking is to sectional view.

Fig. 4 is that the B-B of Fig. 2 under the unlocking condition is to sectional view.

Fig. 5 is structure master's schematic diagram of the utility model magnetic key embodiment.

Fig. 6 is that the C-C of Fig. 5 is to sectional view.

Fig. 7 is the key cover example structure schematic diagram of the utility model magnetic key.

Fig. 8 assembles the structural representation of door lock for the utility model embodiment.

Fig. 9 is the clutch configuration partial schematic sectional view among Fig. 8.

Figure 10 is the double lock tongue door lock internal construction schematic diagram among Fig. 8.

[specific embodiment]

Embodiment 1

Shown in Fig. 1～4: a kind of key autohesion magnetic control tapered end of the present utility model, this tapered end comprise lock housing 1, movingly in lock housing 1 the some magnetic lock pins 2 in the different compartment 1-0, be subjected to the lock core 3 of magnetic lock pin 2 control, and magnetic lock pin 2 comprises the lock pin body 2-1 of non-magnet material and be fixed on the permanent magnet 2-0 on this lock pin body top; This tapered end comprises that also spoon body 4 is provided with the magnetic key of permanent magnets 2-0, and the long flat strip shaped lock core 3 that described lock core is a non-magnet material to be made, on the diverse location of vertical both sides of this flat strip shaped lock core 3, offer recess 3-0, vertically be combined with described lock pin body 2-1 among the recess 3-0 of described this flat strip shaped lock core 3, and on a certain longitudinally position of described lock pin body 2-1, offer the groove 2-10 that allows described flat strip shaped lock core to pass through;

Described tapered end also comprises and pushes away core lock pin 5, this pushes away the permanent magnet 5-0 that core lock pin 5 also comprises the lock pin body 5-1 of non-magnet material and is fixed on lock pin body 5-1 top, this pushes away and is provided with return spring 5-2 below the lock pin body 5-1 of non-magnet material of core lock pin 5, this lock pin body 5-1 side is provided with the inclined-plane and pushes away tongue 5-11, and this inclined-plane pushes away the slide recess 3-1 that offers on tongue 5-11 and the described flat strip shaped lock core 3 and is slidingly matched; Be fixed with the permanent magnet 2-0 on magnetic lock pin 2 tops on the described magnetic key, this pushes away permanent magnets 4-00, the 4-01 that the permanent magnet 5-0 on the core lock pin 5 acts on mutually.Described lock housing body 1 is made for non-magnet material.

Also fixedly be equiped with some location permanent magnet 6 in the described lock housing 1, on the relevant position of described magnetic key body 4, also be provided with the permanent magnets 4-02 that attracts each other with this location permanent magnet 6.

Be equipped with between the lock pin body 2-1 of described magnetic lock pin 2 and described lock housing 1 inwall and promote lock pin body 2-1 cooperates elasticity with described flat strip shaped lock core 3 lock pin cooperation spring 2-2.Also be equiped with lock core back-moving spring 3-1 on the described flat strip shaped lock core 3.

The whole permanent magnets that are installed in the described lock housing 1 comprise permanent magnet 2-0,5-0 and the location permanent magnet 6 that is fixed on all lock pin body tops, and their pole orientation is all identical.

Described key autohesion magnetic control tapered end is installed on the body, and the fixing box (not shown) of fastening matches on described lock core and the doorframe.

Embodiment 2

Shown in Fig. 5,6,7: be coated with a hard smooth plastic protective cover 4-1 on spoon body 4 surfaces of the non-magnet material of magnetic key of the present utility model, its internal fixation has some permanent magnets 4-00,4-01,4-02, permanent magnet 2-0, the 5-0 of dress in the quantity of these permanent magnets and arrangement and the lock housing 1,6 corresponding; The multiplayer lag loop magnetic-type key cover 4-2 that described spoon body 4 also is furnished with being attached thereto or matches, this key cover 4-2 are made by contrary magnetic of two-layer paramagnetic sheet 4-21 therebetween or non-magnet material interlayer 4-22.

Embodiment 3

As Fig. 8,9, shown in 10: the assembling door lock of a kind of key autohesion magnetic control tapered end of the present utility model, comprise described key autohesion magnetic control tapered end and lock housing 1, this key autohesion magnetic control tapered end is combined into the assembling door lock with the twisting handle door lock 7 that has double lock tongue, this twisting handle door lock 7 has dead bolt 7-1,7-2, dead bolt 7-1, the box (not shown) of fastening fixing on 7-2 and the doorframe matches, be provided with clutch sleeve between the inner handle 8 of one of dead bolt 7-1 of this twisting handle door lock 7 and the outdoor handle 9, this clutch comprises clutch sleeve 10-1, clutch gear 13,14,15; And be connected for coordinated type between described lock core 3 and this clutch sleeve 10-1.This clutch sleeve 10-1 matches with described lock core 3 at the middle part, and clutch sleeve 10-1 has square hole 10-01,10-02 in its two ends, be combined with the square shaft 9-1 of the knob 9 that opens the door in the square hole 10-01, is combined with the square shaft 8-1 of dead bolt 7-1 in the square hole 10-02; When the Magnetic lockwork of opening with magnetic key from the outside in the lock housing 13, lock core 3 gains freedom, twisting outdoor handle 9 this moment again makes magnet 17 on the handle chassis 16 with the interlock of this handle aim at the inner magnet 18 on the post 19 of pushing away of body 20 inner face, overcome resistances such as spring, promoting lock core 3 and clutch sleeve 10-1 makes clutch gear pay 13,14,15 to intermesh, can from fasten the box (not shown), regain dead bolt 7-1,7-2 smoothly, door is opened.

When the inner handle 8 of twisting handle door lock 7 and outdoor handle 9, pushing away hyoid tooth wheel 11 will rotate, this pushes away hyoid tooth wheel 11 and is meshed with the dead bolt straight-tooth 12 of dead bolt 7-1 or 7-2, this dead bolt straight-tooth 12 comprises hard rack segments 12-1 and spring rack segments 12-2, owing to established spring rack segments 12-2, after dead bolt 7-1 or 7-2 had arrived extreme position, pushing away hyoid tooth wheel 11 can dally, thereby can not disturb or interrupt the motion of another dead bolt, and can not damage two dead bolt 7-1,7-2 push away hyoid tooth wheel 11 and dead bolt straight-tooth 12.As further installing the autoelectrinic burglary-resisting system additional, can load onto and touch switch in the box (not shown) intraocular of fastening of dead bolt 7-1 correspondence, when after locking outdoors, because dead bolt 7-1 touches electronic switch, just open electric theft-proof system automatically.

Claims (10)

1, a kind of key autohesion magnetic control tapered end, this tapered end comprise lock housing (1), movingly in lock housing (1) the some magnetic lock pins (2) in the different compartments (1-0), controlled the lock core (3) of its telescopic moving by magnetic lock pin (2), and magnetic lock pin (2) comprises the lock pin body (2-1) of non-magnet material and be fixed on the permanent magnet (2-0) on this lock pin body top; This tapered end comprises that also a spoon body (4) is provided with the magnetic key of permanent magnets, it is characterized in that: the flat strip shaped lock core that described lock core (3) is made for non-magnet material, this flat strip shaped lock core (3) is to be assemblied in the described lock housing (1) and to extend to described lock housing (1) outside, offer recess (3-0) vertically going up on monolateral or the both sides diverse location of this inner flat strip shaped lock core (3) of lock housing (1), vertically be combined with described lock pin body (2-1) in the recess (3-0) of this flat strip shaped lock core (3), and on a certain longitudinally position of described lock pin body (2-1), offer the groove (2-10) that allows described flat strip shaped lock core (3) to pass through; Described lock housing (1) is made for non-magnet material.

2, key autohesion magnetic control tapered end as claimed in claim 1, it is characterized in that: also fixedly be equiped with some location permanent magnets (6) on the described lock housing (1), on the relevant position of described magnetic key, be provided with the permanent magnets (4-02) that attracts each other with this location permanent magnet (6).

3, key autohesion magnetic control tapered end as claimed in claim 1 or 2 is characterized in that: the cross section of described flat strip shaped lock core (3) is solid or hollow rectangle, bowstring shape, I-shaped or other special shapes.

4, key autohesion magnetic control tapered end as claimed in claim 3, it is characterized in that: described tapered end also comprises the core apparatus that pushes away that promotes flat strip shaped lock core (3), described push away core apparatus be installed in the described lock housing push away core lock pin (5) and/or be installed in described lock housing outer push away core magnet or mechanical push rods.

5, key autohesion magnetic control tapered end as claimed in claim 4, it is characterized in that: the whole permanent magnets that are installed in the described lock housing (1) comprise permanent magnet (2-0), (5-0) and the location permanent magnet (6) that is fixed on all lock pin body tops, and their pole orientation is all identical.

6, key autohesion magnetic control tapered end as claimed in claim 5 is characterized in that: also be equiped with lock core back-moving spring (3-1) on the described flat strip shaped lock core (3).

7, key autohesion magnetic control tapered end as claimed in claim 6 is characterized in that: described magnetic lock pin (2) is divided into up lock pin that is subjected to magnetic key attraction and the descending lock pin that is subjected to the magnetic key repulsion.

8, key autohesion magnetic control tapered end as claimed in claim 1, it is characterized in that: describedly push away the permanent magnet (5-0) that core lock pin (5) comprises the lock pin body (5-1) of non-magnet material and is fixed on lock pin body (5-1) top, this pushes away and is provided with return spring (5-2) below the lock pin body (5-1) of non-magnet material of core lock pin (5), this lock pin body (5-1) side is provided with the inclined-plane and pushes away tongue (5-11), and this inclined-plane pushes away the slide recess of offering on tongue (5-11) and the described flat strip shaped lock core (3) (3-1) and is slidingly matched; Be fixed with on the described magnetic key with this and push away the permanent magnets (4-01) that the permanent magnet (5-0) on the core lock pin (5) acts on mutually.

9, key autohesion magnetic control tapered end as claimed in claim 4, it is characterized in that: described magnetic key comprises the spoon body (4) and upward fixing some permanent magnets (4-00), (4-01), (4-02) of this spoon body (4) of non-magnet material, and the quantity of these permanent magnets is corresponding with the permanent magnet of dress in arrangement and the lock housing (4); The multiplayer lag loop magnetic-type key cover (4-2) that described magnetic key also is furnished with being attached thereto or matches.

10, key autohesion magnetic control tapered end as claimed in claim 1, it is characterized in that: described key autohesion magnetic control tapered end is assembled mutually with the twisting handle door lock (7) that has double lock tongue (7-1), (7-2) becomes combined lockset, the box of fastening fixing on the dead bolt (7-1) of this twisting handle door lock (7), (7-2) and the doorframe matches, be provided with clutch sleeve (10-1) between rotating shaft of one of dead bolt of this twisting handle door lock (7) and the knob that opens the door (9), and described flat strip shaped lock core (3) or lock fasten with this clutch sleeve (10-1) between be connected for coordinated type.

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