CN204126390U - A kind of anti-structure that kinks of shifting part of lock core - Google Patents
A kind of anti-structure that kinks of shifting part of lock core Download PDFInfo
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- CN204126390U CN204126390U CN201420586337.0U CN201420586337U CN204126390U CN 204126390 U CN204126390 U CN 204126390U CN 201420586337 U CN201420586337 U CN 201420586337U CN 204126390 U CN204126390 U CN 204126390U
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- lock core
- shifting part
- turntable
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- groove
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Abstract
The utility model discloses a kind of anti-structure that kinks of shifting part of lock core, comprise the shifting part be installed in lock core body, interior turntable and lock core inner core, described shifting part vertically offers locking hole, is disposed with steel ball, locking spring and screw in this locking hole from bottom to up; Described interior turntable is involuted by turntable monomer in turntable monomer and second in first, and in described second, turntable monomer top offers the cavity suitable with described steel ball, and in described second, the door medial end of turntable monomer offsets with turntable spring in and coordinates; The inner side of the collar groove of described lock core inner core offers shifting part groove, and the inner circumferential of described shifting part is provided with the projection suitable with described shifting part groove, described shifting part groove and described projection snap-fit engagement.The utility model has the advantage of: simple and reasonable for structure, easy to make, cost of manufacture is low, even if lock core is twisted into two parts from middle part installing hole, still cannot be opened, thus substantially increase the security performance of lock core.
Description
Technical field
The utility model relates to field of lockset, specifically the anti-structure that kinks of a kind of shifting part of lock core.
Background technology
Illegal method for unlocking popular in the world is now a lot: hit that spoon (English is Bump Lock) is unblanked, drill bit is unblanked, pull out that zip core is unblanked, picklock is unblanked.And anti-illegal unlocking technique is also a variety of along with occurring: prizing-proof lock core, Anti-drilling lockwork, anti-pull out lock core, anti-twistlock core (anti-snap), anti-bump key lock core (anti-bump) etc.
At present, the means that some robbers also start to adopt violence to unblank implement theft, they entangle the lock core head of outer side of door one with special socket bar or clamp the lock core head of outer side of door one with locking pliers, then firmly to pull up and down or left and right is firmly pulled, rupture and damage lock cored structure in the middle part making lock core weaker, because the component in lock core can depart from mutually, the lock core of fracture can be extracted and be opened by lock by robber easily.
In addition, because lock core body is made of copper, and copper material is softer, and when lock core body is clamped by locking pliers, the tooth mouth of locking pliers can be absorbed in easily in copper material and being engaged mutually with lock core body, thus makes locking pliers twist into two parts lock core body to be opened by lock and become possibility.Existing lock core unblanks also to lack protective capacities for such violence.
Since in 2013 second half year, more existing anti-lock core patent new technologies of twisting are come out, and e.g., the patent No. is:
201320826547.8,201320768059.6,201320768384.2,201320662229.2,201420206310.4 5 patented technologies all belong to anti-stubborn lock core technology.Its anti-measure of twisting is: lock core body is offered anti-stubborn groove, intermediate plate is set up defences in lock core body outer wall both sides; Shifting part link slot is offered in the outside of the collar groove of lock core inner core, the inner circumferential of shifting part arranges the projection suitable with described shifting part link slot, described shifting part link slot and described projection snap-fit engagement; The middle part of lock core body is provided with girth member, the outer side of door of girth member is fixed by cheese head screw; Lock core body is vertically arranged and at least one anti-twists groove, the middle part of lock core body is provided with girth member; Anti-on lock core body twists groove, at least one rigid clasp or anti-ly twist inside groove, both sides, lock core body bottom are that outer side of door is low, inclined-plane high inside door.These anti-stubborn lock cores can play the effect that lock core is prevented twisting.But also there are some defects from another angle.As, manufacture craft also slightly owes easy, and cost of production is also higher.As, lock core body makes inclined-plane and newly must add special equipment and could complete.New operation must training technique workman, and Productive statistics and cost of production improve.Also just like, the patent No. is: 201320768059.6, name is called, a kind of safe lock cylinder with the anti-structure that kinks, shifting part link slot is offered in the outside of the collar groove of its lock core inner core, the inner circumferential of shifting part arranges projection, described shifting part link slot and the described projection snap-fit engagement suitable with described shifting part link slot.When lock core is turned by violence, the middle part fracture of lock core body, because inside and outside 2 the lock core inner cores inside door are by the projection of shifting part inner circumferential and the shifting part link slot phase clamping of lock core inner core, breaking portion cannot take out, interior turntable is stuck in shifting part, shifting part keeps 30 ° and block the lock body be fixed on door, thus prevent the lock core ruptured to be drawn out and effectively prevent violence from unblanking this is good.But when lock core is after the fracture of middle slot place, there will be two kinds of situations: one is that the interior turntable of side in door is stuck in inside shifting part just, and shifting part can keep 30 degree and be stuck in the lock body on door, and in door, the post-rift lock core in side can not fall; Two is that the interior turntable of side in shifting part door is not stuck in inside shifting part, and shifting part can arbitrarily rotate, and the lock core rotating side in back door can fall.Even the first situation, as long as an interior turntable top inward, shifting part just can have rotated, and in same door, the lock core of side can fall.Therefore still lock core safety can not be guaranteed.
So, there is a need to further improvement with regard to current anti-its structure of lock core of twisting.
Summary of the invention
The object of the utility model makes up above-mentioned deficiency, and open a kind of simple and reasonable for structure, easy to make to society, cost of manufacture is low, effectively can avoid the anti-structure that kinks of shifting part be opened by twisting into two parts in the middle part of lock core.
The technical solution of the utility model is achieved in that
The anti-structure that kinks of shifting part of lock core, comprise the shifting part be installed in lock core body, interior turntable and lock core inner core, described shifting part vertically offers locking hole, is disposed with steel ball, locking spring and screw in this locking hole from bottom to up; Described interior turntable is involuted by turntable monomer in turntable monomer and second in first, in described second, turntable monomer top offers the cavity suitable with described steel ball, and in described second, the door medial end of turntable monomer offsets with turntable spring in and coordinates; The inner side of the collar groove of described lock core inner core offers shifting part groove, and the inner circumferential of described shifting part is provided with the projection suitable with described shifting part groove, described shifting part groove and described projection snap-fit engagement.
The measure of further optimization the technical program is:
Described projection is arranged at described shifting part inner circumferential symmetrically and longitudinal axis is 30 ° of angular position.
In described second, the width of turntable monomer is greater than the width of turntable monomer in first.
Described shifting part widens formation those widened sections inside door.
Described locking hole is opened in the below of installing hole in the middle part of described lock core body.
The utility model advantage is compared with prior art:
Shifting part of the present utility model vertically offers locking hole, steel ball, locking spring and screw is disposed with from bottom to up in this locking hole, and turntable monomer top offers the cavity suitable with steel ball in second, in second, the door medial end of turntable monomer offsets with turntable spring in and coordinates, when the middle part of lock core is twisted into two parts, interior turntable moves to outer side of door under the effect of interior turntable spring force, and the bottom of steel ball just can be absorbed in cavity, thus interior turntable is blocked; Meanwhile, the shifting part groove that lock core inner core is arranged at collar groove engages with the projection that shifting part is arranged, thus shifting part is fixed on lock body can not be pulled out, thus effectively prevents violence from unblanking.
The utility model is by the improvement to lock core shifting part, interior turntable and lock core core arrangement, even if lock core is twisted into two parts from middle part installing hole, lock still cannot be opened, thus substantially increases the security performance of lock core.And these improve, without the need to increasing any new equipment; The improvement of locking hole, shifting part and interior turntable can be completed by mould, and not needing increases operation; Spring, steel ball, screw etc. are the component that the industry is commonly used, and are ready-made substantially, and processing is installed and also can be claimed to drive a light carriage on a familiar road.Therefore, can say and be: design ingenious, furthermore achieved that easy to make, cost of manufacture is low, and ensure that lock core safety.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram (broken section) of the utility model embodiment;
Fig. 2 is I portion enlarged drawing in Fig. 1;
Fig. 3 is the front view of interior turntable in Fig. 1;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the front view of shifting part in Fig. 1;
Fig. 6 is the front view of lock core inner core in Fig. 1;
Fig. 7 is structural representation when shifting part engages with lock core inner core in Fig. 1.
Detailed description of the invention
In the utility model accompanying drawing, the title of each Reference numeral is:
Turntable monomer 11b, cavity 11c, interior turntable spring 111, shifting part 12, projection 12a, those widened sections 12b in turntable monomer 11a, second in lock core inner core 1, collar groove 1a, shifting part groove 1b, lower pellet 2, upper pellet 3, marble spring 4, pellet 5 of sealing up a door, lock core body 6, key 7, installing hole 8, locking hole 91, steel ball 92, locking spring 93, screw 94, interior turntable 11, first.
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figures 1 to 7,
A kind of anti-structure that kinks of shifting part of lock core, comprise the shifting part 12 be installed in lock core body 6, interior turntable 11 and lock core inner core 1, described shifting part 12 vertically offers locking hole 91, is disposed with steel ball 92, locking spring 93 and screw 94 in this locking hole 91 from bottom to up; Described interior turntable is involuted by turntable monomer 11b in turntable monomer 11a and second in first, in described second, turntable monomer 11b top offers the cavity 11c suitable with described steel ball 92, and in described second, the door medial end of turntable monomer 11b offsets with turntable spring 111 in and coordinates; The inner side of the collar groove 1a of described lock core inner core 1 offers shifting part groove 1b, and the inner circumferential of described shifting part 12 is provided with the projection 12a suitable with described shifting part groove 1b, described shifting part groove 1b and described projection 12a snap-fit engagement.
Described projection 12a is arranged at described shifting part 12 inner circumferential symmetrically and longitudinal axis is 30 ° of angular position.
In described second, the width of turntable monomer 11b is greater than the width of turntable monomer 11a in first.The width increasing turntable monomer 11b in second can not only improve its intensity, and makes cavity 11c away from steel ball 92, when avoiding lock core complete, affects the normal work of lock core close to cavity 11c crosses from steel ball 92; In addition, in second, turntable monomer 11b can compress interior turntable spring 111 after widening further, makes interior turntable spring 111 save larger elastic potential energy, once lock core suffers that destruction can make interior turntable 11 move rapidly outward.
Described shifting part 12 is widened and is formed those widened sections 12b inside door.The effect arranging those widened sections 12b is the intensity in order to improve shifting part 12, more solid and reliable when shifting part 12 is engaged with lock core inner core 1.
Described locking hole 91 is opened in the below of installing hole 8 in the middle part of described lock core body 6.
The structure of lock core comprises lock core inner core 1, lock core body 6, the marble hole that the ordered series of numbers that in lock core inner core and lock core body, phase earthing is arranged is in a row, lower pellet 2 in lock core in in-core marble hole, the pellet 5 of sealing up a door at lock core body marble hole top, the marble spring 4 under pellet of sealing up a door, the upper pellet 3 in lock core body marble hole during lock core open mode, the shifting part 12 of unlock deadbolt, is connected to the interior turntable 11 lock core inner core driving shifting part 12.The utility model, by improving the structure of wherein shifting part 12, interior turntable 11 and lock core inner core 1, still cannot be opened even if make lock core be twisted into two parts from middle part installing hole 8, thus substantially increase the security performance of lock core; And the mounting method of lock core after improving is easy, also normally can not unblank to have any impact to key 7.
Operating principle:
Screw 94 is fixed on the upper end of locking hole 91, and upper end and the screw 94 of locking spring 93 offset, and its lower end and steel ball 92 top offset, and steel ball 92 is under the effect of locking spring 93 elastic force, matches with interior turntable 11 in its underpart; Interior turntable spring 111 is compressed between interior turntable 11 medial ends and lock core inner core 1.When lock core is complete, because interior turntable 11 surface is smooth, steel ball 92 can not affect the rotation of interior turntable 11, and lock core can normally use.
Robber is when adopting locking pliers or special socket bar violence to unblank, locking pliers or special socket bar are clamped lock core head, then firmly toward left and right or pull up and down, because the installing hole 8 position intensity in the middle part of lock core body 6 is the poorest, lock and the easiliest to rupture from installing hole 6.After the middle part installing hole 6 place fracture of lock core, interior turntable 11 can move to outer side of door direction under the effect of interior turntable spring 111 elastic force, when the cavity 11c in second of interior turntable 11, turntable monomer 11b offered moves to below steel ball 92, steel ball 92 is under the effect of locking spring 93 elastic force, and its underpart can be absorbed in cavity 11c and interior turntable 11 be blocked.Meanwhile, shifting part 12 inner circumferential arrange projection 12a and lock core inner core 1 on shifting part groove 1b fasten, shifting part 12 is connected with lock core inner core 1 and keeps 30 ° of angles and block in the lock body be fixed on door; And interior turntable 11 is stuck on shifting part 12 by cavity 11c with coordinating of steel ball 92, thus make interior turntable 11, shifting part 12, lock core inner core 1 form an entirety with the lock body on door and cannot be opened, ensure that the overall security of whole lock core.
Claims (5)
1. the anti-structure that kinks of the shifting part of a lock core, comprise the shifting part (12) be installed in lock core body (6), interior turntable (11) and lock core inner core (1), it is characterized in that: described shifting part (12) vertically offers locking hole (91), in this locking hole (91), be disposed with steel ball (92), locking spring (93) and screw (94) from bottom to up; Described interior turntable is involuted by turntable monomer (11b) in turntable monomer (11a) and second in first, in described second, turntable monomer (11b) top offers the cavity (11c) suitable with described steel ball (92), and in described second, the door medial end of turntable monomer (11b) offsets with turntable spring (111) in and coordinates; The inner side of the collar groove (1a) of described lock core inner core (1) offers shifting part groove (1b), the inner circumferential of described shifting part (12) is provided with the projection (12a) suitable with described shifting part groove (1b), described shifting part groove (1b) and described projection (12a) snap-fit engagement.
2. the anti-structure that kinks of the shifting part of a kind of lock core according to claim 1, is characterized in that: described projection (12a) is arranged at described shifting part (12) inner circumferential symmetrically and longitudinal axis is 30 ° of angular position.
3. the anti-structure that kinks of the shifting part of a kind of lock core according to claim 2, is characterized in that: in described second, the width of turntable monomer (11b) is greater than the width of turntable monomer (11a) in first.
4. the anti-structure that kinks of the shifting part of a kind of lock core according to claim 3, is characterized in that: described shifting part (12) is widened and formed those widened sections (12b) inside door.
5. the anti-structure that kinks of the shifting part of a kind of lock core according to claim 4, is characterized in that: described locking hole (91) is opened in the below of described lock core body (6) middle part installing hole (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420586337.0U CN204126390U (en) | 2014-10-11 | 2014-10-11 | A kind of anti-structure that kinks of shifting part of lock core |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420586337.0U CN204126390U (en) | 2014-10-11 | 2014-10-11 | A kind of anti-structure that kinks of shifting part of lock core |
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| CN204126390U true CN204126390U (en) | 2015-01-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314373A (en) * | 2014-10-11 | 2015-01-28 | 郑力仁 | Toggling part anti-twisting structure of lock cylinder |
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- 2014-10-11 CN CN201420586337.0U patent/CN204126390U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314373A (en) * | 2014-10-11 | 2015-01-28 | 郑力仁 | Toggling part anti-twisting structure of lock cylinder |
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