CN109723286A - A kind of key of floating ball anti-theft lock and its adaptation - Google Patents
A kind of key of floating ball anti-theft lock and its adaptation Download PDFInfo
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- CN109723286A CN109723286A CN201910158577.8A CN201910158577A CN109723286A CN 109723286 A CN109723286 A CN 109723286A CN 201910158577 A CN201910158577 A CN 201910158577A CN 109723286 A CN109723286 A CN 109723286A
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- 238000007667 floating Methods 0.000 title claims abstract description 87
- 230000006978 adaptation Effects 0.000 title abstract description 6
- 239000011324 bead Substances 0.000 claims abstract description 86
- 230000000903 blocking effect Effects 0.000 claims abstract description 11
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000008188 pellet Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 241000971683 Maurolicus muelleri Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
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Abstract
The invention is related to the key of a kind of floating ball anti-theft lock and its adaptation, including lock housing, lock gall, key body, lock housing has the mounting hole being axially arranged, rotation is provided with lock gall in mounting hole, lock gall has keyhole that is axially being arranged and being adapted with key body, in blocking, the part of flat pearl is stuck in the second special-shaped hole of bead；In unlocking condition, after the positioning decorative pearl on top of an official cap described in the floating integument jacks up, the floating pearl jacks up first heteromorphism part, and second heteromorphism part, which jacks up the flat pearl, keeps the top of second heteromorphism part concordant with the circumferential surface of lock gall to realize unlocking.
Description
[technical field]
The invention is related to lock technology field, the key of especially a kind of floating ball anti-theft lock and its adaptation.
[background technique]
The marble anti-theft lock core of existing market popularity is that track groove adds double-row bead structure, is shaken by the unlocking tool of profession
Rifle opens.And most of lock core can be unlocked by the skilled unlockings method such as choosing, dialling.In order to solve non-law technology
Unlatching problem further increases and prevents choosing function, needs that the prior art is further improved.As Chinese patent notification number is
CN104314374A, a kind of entitled lock core and adaptation key, the technical solution used are as follows: set between lock housing and lock gall
Pellet locking structure is set, pellet locking mechanism further includes being set in lock housing and lock gall, axial opposite with double-row bead pellet component
It answers, and along at least one special-shaped primary and secondary pearl component and the decorative pearl on top of an official cap component being set in lock gall that lock housing and lock gall radially extend, it is different
Shape primary and secondary pearl component includes the female upper pearl of abnormity that can be moved radially and the female lower pearl of abnormity, and the side of the female upper pearl of abnormity is equipped with can
Pearl on the son moved radially, position corresponding with pearl on son is equipped with pearl under the son that can be moved radially in pearl under abnormity is female,
The lower end surface of the special-shaped lower pearl of mother is concordant with key hole wall or retraction key hole wall, the female upper female lower pearl of pearl abutting abnormity of abnormity are described
Pearl abuts the lower pearl of son on son, and the female lower pearl of abnormity corresponding with the opposite lock gall of the keyhole other side of special-shaped primary and secondary pearl component is without son
The position of lower pearl side is radially provided with decorative pearl on top of an official cap component, there is the decorative pearl on top of an official cap that can be moved radially in decorative pearl on top of an official cap component, when locking, double-row bead bullet
The upper pearl of sub-component is stuck in the first interface between lock housing and lock gall, and lower pearl protrudes into keyhole, and the female upper pearl of abnormity is stuck in lock housing
The second interface between lock gall, the lower pearl of son protrude into keyhole, when unlocking, lower pearl and key in double-row bead pellet component
The work of tooth No. first cooperates, and the work of tooth No. the second of pearl and key cooperates under the son in the female lower pearl of abnormity, and the decorative pearl on top of an official cap jacks up on the key
Floating pearl, float pearl and jack up the female lower pearl of abnormity and realize and unlock.It chooses, dial or shakes although the technical solution can prevent undesirable from using
The means such as dynamic rifle carry out illegal unlock, but still have the following disadvantages:
1, of same size due to the special-shaped female upper hole of bead and the female lower hole of bead of abnormity, and the female upper pearl of abnormity and abnormity it is female under pearl,
Pearl and the lower pearl of son are positional relationship straight up and down on son, are not only convenient for instigateeing, and undesirable can use tool simultaneously
It jacks up the female lower pearl of abnormity and the lower pearl of son makes it exit lock gall to enter in special-shaped female upper hole of bead, lead to mechanical failure, safety is low；
2, since the side of special-shaped female upper pearl is provided with pearl on son, the side of the female lower pearl of abnormity is equipped with the lower pearl of son, not only ties
Structure is complicated, processing and assembly difficulty are big, high production cost, and the size for also resulting in special-shaped female upper pearl and the female lower pearl of abnormity becomes
Greatly, the aperture so as to cause special-shaped female upper hole of bead and special-shaped female lower hole of bead, which also follows, becomes larger, the probability of the bigger mechanical failure in aperture
It is higher；
3, it floats pearl to need to be fixed on by gland in the stepped floating hole of bead, and is equipped with a boss, knot in the middle part of floating pearl
Structure is complicated, and after long-time service, gland is easy failure and is detached from key, causes floating pearl to drop out, service life is short；Floating pearl drop out after just without
Method needs replacing lock core with lock.
[summary of the invention]
To solve the above problems, the invention provides, a kind of performance is stable, highly-safe and one kind with long service life
The key of floating ball anti-theft lock and its adaptation.
To achieve the above object, the invention provides the following technical solutions:
A kind of floating ball anti-theft lock, including lock housing 1, lock gall 2 and key body 3 compatible with the lock gall 2, the lock housing
1 has the mounting hole 11 being axially arranged, and rotation is provided with the lock gall 2 in the mounting hole 11, and the lock gall 2 has axial
Keyhole 21 that is being arranged and being adapted with the key body 3, is radially provided in the lock housing 1 and the mounting hole 11 connects
Logical flat pearl hole 12, the positioning decorative pearl on top of an official cap for being radially provided with the two sides positioned at the keyhole 21 and communicating therewith in the lock gall 2
Hole 22 and the first special-shaped hole of bead 23 have also been arranged radially with the described first special-shaped hole of bead 23 not in same axle center in the lock gall 2
Upper but radial communication the second special-shaped hole of bead 24, the described first special-shaped hole of bead 23 and the second special-shaped hole of bead 24 constitute a special-shaped cavity
25, the width of the junction between the described first special-shaped hole of bead 23 and the second special-shaped hole of bead 24 is respectively less than the described first special-shaped hole of bead
23 and second the special-shaped hole of bead 24 aperture, the described first special-shaped hole of bead 23 with to position decorative pearl on top of an official cap hole 22 concentric, when the theftproof lock
In lock state, the described second special-shaped hole of bead 24 and flat pearl hole 12 are concentric；By outside to inside successively setting in the flat pearl hole 12
It is equipped with flat pearl 41 and the first spring 42, the positioning decorative pearl on top of an official cap hole 22 is interior by being outside to inside disposed with the positioning decorative pearl on top of an official cap 43 and the second bullet
Spring 44 is provided with madanku 45 compatible with special-shaped cavity 25 in the special-shaped cavity 25, and the madanku 45, which has, is located at institute
State the first heteromorphism part 451 in the first special-shaped hole of bead 23 and the second heteromorphism part 452 in the described second special-shaped hole of bead 24, institute
It states key body 3 and is provided with the floating hole of bead 31, being provided in the floating hole of bead 31 can be described floating with respect to the floating pearl 32 of its axial movement
The depth in the hole of bead 31 is greater than the diameter of the floating pearl 32；The top and bottom in the floating hole of bead 31 convex to form respectively inwards to be used for
The floating pearl 32 is stuck in upper annular edge 35 and lower annular edge 36 in the floating hole of bead, the theftproof lock is in blocking
When, the part of the flat pearl 41 is stuck in the described second special-shaped hole of bead 24；The theftproof lock is in unlocking condition, the floating pearl 32
After being jacked up by the positioning decorative pearl on top of an official cap 43, the floating pearl jacks up first heteromorphism part 451, and second heteromorphism part 452 jacks up institute
Stating flat pearl 41 keeps the top of second heteromorphism part 452 concordant with the circumferential surface of lock gall 2 to realize unlocking.
Preferably mode is further defined in that the lower end surface of first heteromorphism part 451 lower than second abnormity
The lower end surface in portion 452 makes the madanku 45 be formed with one to get out of a predicament or an embarrassing situation 453, be provided in the special-shaped cavity 25 and the leave from office
The heavy platform 90 that rank 453 matches, in blocking, described get out of a predicament or an embarrassing situation 453 is against in the heavy platform 90 theftproof lock.
Preferably mode is further defined in that 25 upper end opening of special-shaped cavity along 2 radial direction of lock gall most
Big width is greater than the diameter in flat pearl hole 12.
Preferably mode is further defined in that the diameter of the first heteromorphism part 451 is straight less than the second heteromorphism part 452
Diameter, the width of junction is respectively less than first heteromorphism part 451 between first heteromorphism part 451 and the second heteromorphism part 452
With the diameter of the second heteromorphism part 452.
Preferably mode is further defined in that the center of gravity of the madanku 45 is located in the second heteromorphism part 452
Preferably mode is further defined in that the elastic force of the second spring 44 is greater than the elastic force of the first spring 42.
Preferably mode, being further defined in that the flat pearl 41 is pushed up to described that end face of madanku 45 is cambered surface.
Preferably mode is further defined in that the lower end evagination of the positioning decorative pearl on top of an official cap 43 is formed with annular convex platform
431, the upper end in the positioning decorative pearl on top of an official cap hole 22 is inwardly protruding to be formed with the annular flange 221 to match with the annular convex platform 431,
For the theftproof lock in blocking, the positioning decorative pearl on top of an official cap 43 jack-up supports the annular convex platform 431 by the second spring 44
In the annular flange 221.
Preferably mode is further defined in that be additionally provided in the positioning decorative pearl on top of an official cap hole 22 and not expose outside lock gall 2
Pearl 46 is sealed, one end of the second spring 44 acts on envelope pearl 46.
A kind of floating pearl key, including key body 3, the key body 3 have grip part and unlocking portion, the unlocking portion
It is provided with the floating hole of bead 31, being provided in the floating hole of bead 31 can be with respect to the floating pearl 32 of its axial movement, the depth in the floating hole of bead 31
Degree is greater than the diameter of the floating pearl 32；The top and bottom in the floating hole of bead 31 convex to form respectively inwards to be used for the floating pearl
32 are stuck in upper annular edge 35 and lower annular edge 36 in the floating hole of bead.
The beneficial effect of the invention is:
1, it is provided with madanku compatible with special-shaped cavity in special-shaped cavity, and the diameter of the first heteromorphism part on madanku
Less than the diameter of the second heteromorphism part, it is located at the center of gravity of the formation of madanku in the second heteromorphism part, the improper means of criminal
When instigateeing the first heteromorphism part, madanku cannot directly upper movement, it can be tilted upward to move, and such second heteromorphism part will be against the
It is continued to move up on the inner wall of two irregularly-shaped holes to limit madanku, greatly strengthens the safety of the invention in this way
Energy.
2, it is further improved for above scheme, the special-shaped cavity upper end opening is wide along the maximum of lock gall radial direction
Degree is greater than the diameter in flat pearl hole, and such lock housing can carry out detent to madanku and madanku is prevented to detach outside special-shaped cavity, thus
The ineffectiveness of machinery is reduced, the service life of the invention is extended.
3, it is further improved for above scheme, additionally provides a kind of floating pearl key, floating pearl on the key is that insertion is floating
In the hole of bead, and having upper annular edge and lower annular edge to carry out detent prevents floating pearl disengaging from dropping out, and can guarantee machinery in this way
Validity is to further ensure that service life.
[Detailed description of the invention]
Fig. 1 is the configuration diagram of the invention；
Fig. 2 is the explosive view of the invention；
Fig. 3 is the main view of the invention；
Fig. 4 is the cross-sectional view at the A-A of Fig. 3；
Fig. 5 is that Fig. 3 extracts cross-sectional view after key body at A-A；
Fig. 6 is the configuration diagram of key body；
Fig. 7 is enlarged drawing at the B of Fig. 6；
Fig. 8 is the main view of key body；
Fig. 9 is the cross-sectional view at the C-C of Fig. 8；
Figure 10 is one of configuration diagram of madanku；
Figure 11 is the two of the configuration diagram of madanku.
[specific embodiment]
Below in conjunction with the drawings and specific embodiments, invention is further described in detail:
As shown in attached drawing 1-11, a kind of floating ball anti-theft lock, including lock housing 1, lock gall 2 and key compatible with the lock gall 2
Spoon ontology 3, the lock housing 1 have the mounting hole 11 being axially arranged, and rotation is provided with the lock gall 2 in the mounting hole 11,
The lock gall 2 has keyhole 21 that is axially being arranged and being adapted with the key body 3, it is characterised in that the lock housing 1
Interior radial direction is provided with the flat pearl hole 12 being connected to the mounting hole 11, is radially provided in the lock gall 2 positioned at the keyhole
21 two sides and the positioning decorative pearl on top of an official cap hole 22 communicated therewith and the first special-shaped hole of bead 23, have also been arranged radially in the lock gall 2 and institute
The first special-shaped hole of bead 23 is stated not on same axle center but the second special-shaped hole of bead 24 of radial communication, the described first 23 He of the special-shaped hole of bead
The second special-shaped hole of bead 24 constitutes a special-shaped cavity 25, the junction between the described first special-shaped hole of bead 23 and the second special-shaped hole of bead 24
Width be respectively less than the aperture in the described first special-shaped hole of bead 23 and the second special-shaped hole of bead 24, the described first special-shaped hole of bead 23 and positioning
Decorative pearl on top of an official cap hole 22 is concentric, and when the theftproof lock is in lock state, the described second special-shaped hole of bead 24 and flat pearl hole 12 are concentric；Institute
State by being outside to inside disposed with flat pearl 41 and the first spring 42 in flat pearl hole 12, the positioning decorative pearl on top of an official cap hole 22 it is interior by outside to inside according to
It is secondary to be provided with the positioning decorative pearl on top of an official cap 43 and second spring 44, madanku compatible with special-shaped cavity 25 is provided in the special-shaped cavity 25
45, the madanku 45 has the first heteromorphism part 451 being located in the described first special-shaped hole of bead 23 and is located at second abnormity
The second heteromorphism part 452 in the hole of bead 24, the key body 3 are provided with the floating hole of bead 31, and being provided in the floating hole of bead 31 can phase
The floating pearl 32 moved axially to it, the depth in the floating hole of bead 31 are greater than the diameter of the floating pearl 32；The floating hole of bead 31 it is upper
End and lower end convex to form upper annular edge 35 and the lower ring for being stuck in the floating pearl 32 in the floating hole of bead respectively inwards
Shape edge 36, in blocking, the part of the flat pearl 41 is stuck in the described second special-shaped hole of bead 24 theftproof lock；It is described
Theftproof lock is in unlocking condition, and after the floating pearl 32 is jacked up by the positioning decorative pearl on top of an official cap 43, the floating pearl jacks up first abnormity
Portion 451, second heteromorphism part 452, which jacks up the flat pearl 41, puts down the top of second heteromorphism part 452 and the circumferential surface of lock gall 2
Together to realize unlocking.Working principle: being inserted into keyhole 21 when by the key body 3, and it is just different with first to float the hole of bead 31
The shape hole of bead 23, positioning decorative pearl on top of an official cap hole 22 be aligned when, due to the second spring 44 elastic force be greater than the first spring 42 elastic force, second
The effect positioning decorative pearl on top of an official cap 43 of spring 44 is pushed up to floating pearl 32, and the first heteromorphism part of madanku 45 can be then jacked up in floating 32 moving process of pearl
451 so that the second heteromorphism part 452 jacks up flat pearl to realize unlocking, and when extracting key body 3, the effect of the first spring 42 is flat
Zhu Ding is caught in 41 part of flat pearl in the second special-shaped hole of bead 24 to the second heteromorphism part 452 to realize locking, compared to existing skill
Art, structure is simple, performance is stable and long service life.
In the present embodiment, described in order to allow madanku 45 be in special-shaped cavity 25 in blocking without dropping out
The lower end surface of first heteromorphism part 451 makes the madanku 45 be formed with a leave from office lower than the lower end surface of second heteromorphism part 452
Rank 453 is provided in the special-shaped cavity (25) and is being latched with 453 heavy platforms 90 to match of getting out of a predicament or an embarrassing situation, the theftproof lock
When state, described get out of a predicament or an embarrassing situation 453 is against in the heavy platform 90, and the upper surface of first heteromorphism part 451 is different lower than described second
The upper surface in shape portion 452 makes the top of the madanku 45 form a top bar 454, in the blocking of theftproof lock, due to
25 upper end opening of special-shaped cavity is greater than the diameter in flat pearl hole 12 along the maximum width of 2 radial direction of lock gall, and molecule is not being chosen
When dialling madanku 45, the top bar 454 on madanku will be against on the inner wall of lockhole, and such madanku 45 would not detach
It ensure that mechanical validity, while the security performance of more sharp enhancing theftproof lock in special-shaped cavity.
In the present embodiment, in order to which madanku is preferably adapted with special-shaped cavity, the diameter of the first heteromorphism part 451 is less than
The diameter of two heteromorphism parts 452, the width of junction is respectively less than institute between first heteromorphism part 451 and the second heteromorphism part 452
State the diameter of the first heteromorphism part 451 and the second heteromorphism part 452.First heteromorphism part 451 can be integrally formed with the second heteromorphism part 452,
Compared with the prior art, 45 structure of madanku is simple, easy processing and assembly be easy.Furthermore the diameter of the first heteromorphism part 451 is small
In the diameter of the second heteromorphism part 452, and the center of gravity of the madanku 45 is located in the second heteromorphism part 452, and criminal is non-just
When normal means instigate the lower end of the first heteromorphism part 451, madanku 45 cannot directly upper movement, it can be tilted upward to move, such the
Two heteromorphism parts 452 will be against on the inner wall of the second irregularly-shaped hole 24 to continue to move up to limit madanku 45, big in this way
The security performance of the product is enhanced greatly.
In the present embodiment, it is cambered surface that the flat pearl 41, which is pushed up to described that end face of madanku 45,.Compared with the prior art,
By the end face of flat pearl 41 be set as cambered surface be more conducive to lock gall 2 in mounting hole 11 smoothly rotation to preventing lock gall 2
Get stuck phenomenon.
In the present embodiment, in order to position the decorative pearl on top of an official cap 43 can jack up floating pearl 32 without departing from go out positioning decorative pearl on top of an official cap hole 22, it is described
The lower end evagination of the positioning decorative pearl on top of an official cap 43 is formed with annular convex platform 431, the upper end in the positioning decorative pearl on top of an official cap hole 22 is inwardly protruding be formed with
The annular flange 221 that the annular convex platform 431 matches, for the theftproof lock in blocking, the second spring 44 is by institute
Stating the positioning jack-up of the decorative pearl on top of an official cap 43 is against the annular convex platform 431 in the annular flange 221.
In the present embodiment, it convenient for the installation and work of second spring 44, is additionally provided in the positioning decorative pearl on top of an official cap hole 22
The envelope pearl 46 outside lock gall 2 is not exposed, one end of the second spring 44 acts on envelope pearl 46.
A kind of floating pearl key, including key body 3, the key body 3 have grip part and unlocking portion, the unlocking portion
It is provided with the floating hole of bead 31, being provided in the floating hole of bead 31 can be with respect to the floating pearl 32 of its axial movement, the depth in the floating hole of bead 31
Degree is greater than the diameter of the floating pearl 32；The top and bottom in the floating hole of bead 31 convex to form respectively inwards to be used for the floating pearl
32 are stuck in upper annular edge 35 and lower annular edge 36 in the floating hole of bead.Compared with the prior art, structure is simple, stability
Good and long service life.
Claims (10)
1. a kind of floating ball anti-theft lock, including lock housing (1), lock gall (2) and the compatible key body (3) with the lock gall (2), institute
Stating lock housing (1) has the mounting hole (11) being axially arranged, and rotation is provided with the lock gall (2), institute in the mounting hole (11)
Stating lock gall (2) has keyhole (21) that is axially being arranged and being adapted with the key body (3), it is characterised in that the lock
It is radially provided with the flat pearl hole (12) being connected to the mounting hole (11) in shell (1), is radially provided with and is located in the lock gall (2)
The two sides of the keyhole (21) and the positioning decorative pearl on top of an official cap hole (22) communicated therewith and the first special-shaped hole of bead (23), the lock gall (2)
It is inside also arranged radially with the described first special-shaped hole of bead (23) not on same axle center but the second special-shaped hole of bead of radial communication
(24), the described first special-shaped hole of bead (23) and the second special-shaped hole of bead (24) constitute a special-shaped cavity (25), first madanku
The width of junction between hole (23) and the second special-shaped hole of bead (24) is respectively less than the described first special-shaped hole of bead (23) and second different
The aperture in the shape hole of bead (24), the described first special-shaped hole of bead (23) and positioning decorative pearl on top of an official cap hole (22) are concentric, when the theftproof lock is being locked
When determining state, the described second special-shaped hole of bead (24) and flat pearl hole (12) is concentric；By outside to inside successively in the flat pearl hole (12)
It is provided with flat pearl (41) and the first spring (42), the positioning decorative pearl on top of an official cap hole (22) is interior by being outside to inside disposed with the positioning decorative pearl on top of an official cap
(43) and second spring (44) it, is provided in the special-shaped cavity (25) and special-shaped cavity (25) compatible madanku (45), institute
Stating madanku (45) has the first heteromorphism part (451) being located in the described first special-shaped hole of bead (23) and is located at second abnormity
The second heteromorphism part (452) in the hole of bead (24), the key body (3) are provided with the floating hole of bead (31), in the floating hole of bead (31)
The diameter of the floating pearl (32) can be greater than with respect to the floating pearl (32) of its axial movement, the depth of the floating hole of bead (31) by being provided with；
The top and bottom of the floating hole of bead (31) are convexed to form respectively inwards for the floating pearl (32) to be stuck in the floating hole of bead
Upper annular edge (35) and lower annular edge (36), the theftproof lock is in blocking, the part card of the flat pearl (41)
In the described second special-shaped hole of bead (24)；For the theftproof lock in unlocking condition, the floating pearl (32) is by the positioning decorative pearl on top of an official cap
(43) after jacking up, the floating pearl jacks up first heteromorphism part (451), and second heteromorphism part (452) jacks up the flat pearl
(41) make the top of second heteromorphism part (452) concordant with the circumferential surface of lock gall (2) to realize unlocking.
2. a kind of floating ball anti-theft lock according to claim 1, it is characterised in that the lower end surface of first heteromorphism part (451)
Lower end surface lower than second heteromorphism part (452) makes the madanku (45) be formed with one to get out of a predicament or an embarrassing situation (453), in the abnormity
Be provided in chamber (25) with the heavy platform (90) that (453) match of getting out of a predicament or an embarrassing situation, the theftproof lock is in blocking, under described
Step (453) is against on the heavy platform (90).
3. a kind of floating ball anti-theft lock according to claim 2, it is characterised in that special-shaped cavity (25) upper end opening along
The maximum width of lock gall (2) radial direction is greater than the diameter of flat pearl hole (12).
4. a kind of floating ball anti-theft lock according to claim 3, it is characterised in that the diameter of the first heteromorphism part (451) is less than
The diameter of two heteromorphism parts (452), the width of junction is equal between first heteromorphism part (451) and the second heteromorphism part (452)
Less than the diameter of first heteromorphism part (451) and the second heteromorphism part (452).
5. according to a kind of floating ball anti-theft lock as claimed in claim 4, it is characterised in that the center of gravity of the madanku (45) is located at second
In heteromorphism part (452).
6. according to a kind of any floating ball anti-theft lock of claim 1-5, it is characterised in that the elastic force of the second spring (44)
Greater than the elastic force of the first spring (42).
7. -5 any a kind of floating ball anti-theft lock according to claim 1, it is characterised in that the flat pearl (41) pushes up Xiang Suoshu
Madanku (45) that end face is cambered surface.
8. -5 any a kind of floating ball anti-theft lock according to claim 1, it is characterised in that under the positioning decorative pearl on top of an official cap (43)
End evagination is formed with annular convex platform (431), and the upper end of positioning decorative pearl on top of an official cap hole (22) is inwardly protruding to be formed with and the convex annular
The annular flange (221) that platform (431) matches, for the theftproof lock in blocking, the second spring (44) will be described fixed
The position decorative pearl on top of an official cap (43), which jacks up, is against the annular convex platform (431) on the annular flange (221).
9. a kind of floating ball anti-theft lock according to claim 8, it is characterised in that also set up in the positioning decorative pearl on top of an official cap hole (22)
Have and do not expose the envelope pearl (46) of lock gall (2) outside, one end of the second spring (44) acts in envelope pearl (46).
10. a kind of floating pearl key, including key body (3), the key body (3) has grip part and unlocking portion, feature
It is that the unlocking portion is provided with the floating hole of bead (31), being provided in the floating hole of bead (31) can be with respect to the floating pearl of its axial movement
(32), the depth of the floating hole of bead (31) is greater than the diameter of the floating pearl (32)；The top and bottom of the floating hole of bead (31) point
Not inwardly protruding upper annular edge (35) and the lower annular edge formed for being stuck in the floating pearl (32) in the floating hole of bead
(36)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158577.8A CN109723286B (en) | 2019-03-01 | 2019-03-01 | Floating bead anti-theft lock and key adapted by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910158577.8A CN109723286B (en) | 2019-03-01 | 2019-03-01 | Floating bead anti-theft lock and key adapted by same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109723286A true CN109723286A (en) | 2019-05-07 |
| CN109723286B CN109723286B (en) | 2024-05-17 |
Family
ID=66300176
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910158577.8A Active CN109723286B (en) | 2019-03-01 | 2019-03-01 | Floating bead anti-theft lock and key adapted by same |
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| Country | Link |
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| CN (1) | CN109723286B (en) |
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| US20120192603A1 (en) * | 2011-02-02 | 2012-08-02 | Tien Kao Liu | High security lock core structure |
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| CN109723286B (en) | 2024-05-17 |
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