CN203640420U - Safety lock core with anti-twist structure - Google Patents
Safety lock core with anti-twist structure Download PDFInfo
- Publication number
- CN203640420U CN203640420U CN201320768059.6U CN201320768059U CN203640420U CN 203640420 U CN203640420 U CN 203640420U CN 201320768059 U CN201320768059 U CN 201320768059U CN 203640420 U CN203640420 U CN 203640420U
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- China
- Prior art keywords
- lock core
- core body
- lock
- door
- shifting part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000004579 marble Substances 0.000 claims description 30
- 239000008188 pellet Substances 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 14
- 235000013351 cheese Nutrition 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 abstract 8
- 230000000903 blocking effect Effects 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 6
- 241001474791 Proboscis Species 0.000 description 3
- 210000000080 chela (arthropods) Anatomy 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
Images
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- Securing Of Glass Panes Or The Like (AREA)
Abstract
The utility model discloses a safety lock core with an anti-twist structure. The safety lock core comprises a lock core inner core, a lock core body, rows of billiard holes formed inside the lock core inner core and the lock core body in a communicating manner, lower billiards in the inner billiard holes of the lock core inner core, door blocking billiards at the top parts of the billiard holes of the lock core body, springs under the door blocking billards, upper billards in the billard holes of the lock core body when the lock core is in an open state, a stirring piece for opening a lock tongue, an inner rotating piece connected onto the inner core of the lock core and driving the stirring piece as well as a key hole; the safety lock core is characterized in that a stirring piece connecting trough is formed in the outer side of the clamping ring groove of the inner core of the lock core; convex blocks fitted with the stirring piece connecting trough are arranged on the inner circumference of the stirring piece; the stirring piece connecting trough is clamped and matched with the convex blocks; in case of violent unlocking , the lock core inner core is clamped together with the stirring piece; the stirring piece is clamped inside the lock body fixed on the door, and cannot be pulled out, so that the broken part is prevented from being pulled out. Therefore, violent unlocking is effectively prevented; the structure is simple and reasonable and the manufacturing of the safety lock core is convenient.
Description
Technical field
The utility model relates to field of lockset, specifically a kind of safe lock cylinder with the anti-structure that kinks.
Background technology
Popular illegal method for unlocking is a lot of in the world now: hit that spoon (English is Bump Lock) is unblanked, drill bit is unblanked, pull out that zip core is unblanked, picklock is unblanked etc.And anti-illegal unlocking technique is also a variety of along with having occurred: prizing-proof lock core, Anti-drilling lockwork, anti-lock core, the anti-bump key lock core (anti-bump) etc. of pulling out.
In actual life, some robbers adopt the means that violence is unblanked to implement theft, they entangle lock core head or clamp lock core head with locking pliers with special socket bar, then firmly pull up and down or firmly pull left and right, ruptured and damage lock cored structure in the middle part of lock core, because the component in lock core can depart from mutually, robber can extract the lock core of fracture and lock is opened easily, existing lock core is unblanked helpless for such violence, therefore its structure is further improved.
Summary of the invention
The object of the utility model is to make up above-mentioned deficiency, open a kind of simple and reasonable for structure, easy to make to society, can effectively prevent the safe lock cylinder with the anti-structure that kinks that violence is unblanked.
The technical solution of the utility model is achieved in that
A kind of safe lock cylinder with the anti-structure that kinks, comprise lock core inner core, lock core body, the ordered series of numbers marble hole in a row that in lock core inner core and lock core body, phase earthing is arranging, lower pellet in lock core in in-core marble hole, the pellet of sealing up a door at lock core body marble hole top, the spring of sealing up a door under pellet, upper pellet in lock core body marble hole when lock core open mode, the shifting part of unlock deadbolt, be connected on lock core inner core, drive shifting part in turn part, keyhole, it is characterized in that: the outside of the collar groove of described lock core inner core offers shifting part link slot, described shifting part be provided with the projection suitable with described shifting part link slot interior week, described shifting part link slot coordinates with described projection clamping.
The measure of further optimizing the technical program is:
The ear portion that turns one section of the outer side of door of part in described arranges those widened sections.
Described projection is symmetricly set in and week in described shifting part is 30 ° of angle positions with axis.
Two anti-grooves of twisting are vertically set on described lock core body, comprise the first anti-groove and the second anti-groove of twisting of twisting, the described first anti-groove of twisting is arranged at the 3rd marble hole place from left to right, and described the second anti-groove of twisting is arranged at from left to right between the 4th marble hole and the 5th marble hole.
The middle part of described lock core body is provided with girth member, and described girth member is the overall structure of a bending process moulding of sheet metal, the longitudinal section of the described girth member structure that takes the shape of the letter U, and the both sides of this girth member and the outer wall of described lock core body fix.
Between the outer side of door of described girth member and the outer wall of described lock core body, fix by cheese head screw, between the door inner side of described girth member and the outer wall of described lock core body, fix by flat head screw.
The outer side of door end of described lock core inner core is provided with for the anti-drilling anti-metal coating sheet pulling out.
The utility model advantage is compared with prior art:
A kind of safe lock cylinder with the anti-structure that kinks of the utility model offers shifting part link slot in the outside of the collar groove of lock core inner core, and at the suitable projection that arranges in interior week of shifting part, shifting part link slot coordinates with projection clamping; In the time of the fracture of the middle part of lock core, because lock core inner core links together by the projection on shifting part and the clamping of shifting part link slot, the lock core inner core at two still links together, and shifting part is stuck in the lock body that is fixed on door and can not be pulled out, finally prevent that breaking portion is drawn out, thereby effectively prevent that violence from unblanking, it is simple and reasonable for structure, easy to make.
The ear portion that turns one section of the outer side of door of part in safety lock core arranges those widened sections, due to the restriction of those widened sections, guarantees that shifting part can not pull out from interior turning part, further can prevent that breaking portion is drawn out, and solves violence and unblanks effect more.
Safety lock core is also provided with two anti-grooves of twisting, in the time that people unblanks with socket bar or locking pliers violence, due to anti-effect of twisting groove, lock core can be in the fracture of the screw hole position at lock core middle part, but rupture at the anti-groove place of twisting, and anti-pellet of twisting in the marble hole of groove rear portion is still stuck between lock core body and lock core inner core, lock is not opened yet, has so just guaranteed safety.
In addition, strengthen the intensity at lock core body middle part at lock core body middle part installation girth member, girth member is by the overall structure of a bending process moulding of sheet metal, and machine-shaping is convenient, and cost of manufacture is cheap.Girth member outer side of door fixes by the outer wall of cheese head screw and lock core body, and cheese head screw can play and allows locking pliers can't clip or clamp the effect not stressing, and makes violence unlocking tool have no way of exerting oneself, thereby reaches the object that prevents that violence from unblanking.
The outer side of door end of lock core inner core is provided with for the anti-drilling anti-metal coating sheet pulling out, and has further increased the safety factor of lock core.
Accompanying drawing explanation
Fig. 1 is Facad structure schematic diagram of the present utility model (broken section);
Fig. 2 is the sectional view of Fig. 1 A-A;
Fig. 3 is the sectional view of Fig. 1 B-B;
Fig. 4 is the structural representation of the utility model lock core inner core;
Fig. 5 is the structural representation of the utility model shifting part;
Fig. 6 is the structural representation (analysing and observe) that turns part in the utility model;
Fig. 7 is the right view of Fig. 6;
Fig. 8 is the front schematic view of the utility model girth member.
The specific embodiment
In the utility model accompanying drawing, the title of each Reference numeral is:
Lock core inner core 1, collar groove 1a, shifting part link slot 1b, lower pellet 2, upper pellet 3, spring 4, the pellet 5 of sealing up a door, lock core body 6, keyhole 7, key 8, girth member 9, screw hole 9a, cheese head screw 91, flat head screw 92, in turn part 11, those widened sections 11a, rivet 11b, shifting part 12, projection 12a, the first anti-groove 13, the second anti-groove 14, metal coating sheet 15, installing hole 16 of twisting of twisting.
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figures 1 to 8,
A kind of safe lock cylinder with the anti-structure that kinks, comprise lock core inner core 1, lock core body 6, the ordered series of numbers marble hole in a row that in lock core inner core and lock core body, phase earthing is arranging, the 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 spring 4 of sealing up a door under pellet, the upper pellet 3 in lock core body marble hole when lock core open mode, the shifting part 12 of unlock deadbolt, be connected on lock core inner core, drive shifting part 12 in turn part 11, keyhole 7; The inner side of the collar groove 1a of described lock core inner core 1 offers shifting part link slot 1b, described shifting part 12 be provided with the projection 12a suitable with described shifting part link slot 1b interior week, described shifting part link slot 1b coordinates with described projection 12a clamping.
The ear portion that turns one section of the outer side of door of part 11 in described arranges those widened sections 11a.
Described projection 12a is symmetricly set in described interior week of shifting part 12 and axis is 30 ° of angle positions.
Two anti-grooves of twisting are vertically set on described lock core body 6, comprise the first anti-groove 13 and the second anti-groove 14 of twisting of twisting, the described first anti-groove 13 of twisting is arranged at the 3rd marble hole place from left to right, and described the second anti-groove 14 of twisting is arranged at from left to right between the 4th marble hole and the 5th marble hole.
The middle part of described lock core body 6 is provided with girth member 9, and described girth member 9 is the overall structure of a bending process moulding of sheet metal, the longitudinal section of described girth member 9 structure (Fig. 2) that takes the shape of the letter U, and the outer wall of the both sides of this girth member 9 and described lock core body 6 fixes.
Girth member 9 the lifting surface area that has increased lock core body 6 middle parts is set, thereby strengthened the intensity at lock core body 6 middle parts, protected part the weakest in lock core body 6.
Girth member 9 is by a bending process moulding of sheet metal, and machine-shaping is more prone to, and processing cost is cheaper; The sheet metal that machining is used, through Overheating Treatment, makes the intensity of girth member 9 better.
Four jiaos of girth member 9 are provided with screw hole 9a; Fixing by cheese head screw 91 between the outer side of door of described girth member 9 and the outer wall of described lock core body 6, because the head of cheese head screw 91 is hemispherical dome structure, in the time that burglar carrys out violence and unblanks with proboscis locking pliers, cheese head screw 91 plays the head that iris action prevents proboscis locking pliers and stretches into, and spherical surface is smooth, the head of proboscis locking pliers cannot use without origin of force.
Between the door inner side of girth member 9 and the outer wall of described lock core body 6, fix by flat head screw 92, the head of flat head screw 92 sinks to girth member 9 surfaces (Fig. 3), easy for installation.
The outer side of door end of described lock core inner core 1 is provided with for the anti-drilling anti-metal coating sheet 15 pulling out.Metal coating sheet 15 adopts the sheet metal of high rigidity to make, and can effectively prevent the destruction of the instrument such as drill bit, locking pliers.
When the utility model is installed, lock core is provided with to anti-of twisting groove and is placed in outer side of door, and turn one end that part 11 is provided with those widened sections 11a and be installed on outer side of door interior; Inside turn part 11 and form by turning part monomer rivet 11b riveted joint in 2, those widened sections 11a be arranged at outer side of door in turn the ear portion of part monomer; When girth member 9 is installed, by the U-shaped structure of girth member 9 middle part that Open Side Down inserts lock core body 6, the inner surface of girth member 9 and the outer wall of lock core body 6 are close to mutually, outer side of door is fixing with cheese head screw 91, and door inner side is fixing with flat head screw 92; Metal coating sheet 15 is fixed on to the end of outer side of door lock core inner core 1; After lock core installation, with key 8 from can normally unblanking outdoors.
Robber, in the time adopting torsion pincers or special socket bar violence to unblank, clamps lock core head by torsion pincers or special socket bar, then exerts oneself toward left and right or pulls up and down, makes the middle part fracture of lock core, and fracture position is roughly just near installing hole 16, safe lock cylinder of the present utility model is vertically offered the first anti-groove 13 and the second anti-groove 14 of twisting of twisting on lock core body 6, the first anti-groove 13 of twisting is arranged at the 3rd marble hole place from left to right, the second anti-groove 14 of twisting is arranged at from left to right between the 4th marble hole and the 5th marble hole, when there being robber to twist while unblanking with locking pliers or special socket bar violence, can rupture because of External Force Acting in the front portion of lock core body 6, due to the first anti-partition effect of twisting groove 13, the rear portion of lock core body 6 will can not be damaged, pellet in remaining three row's marble holes is still stuck between lock core body 6 and lock core inner core 1, stop the effect of opening the door thereby play, unblank with torsion pincers or special socket bar if continued, the second anti-groove 14 of twisting can play partition effect equally, between the 4th marble hole and the 5th marble hole, rupture, and pellet in the 5th marble hole and the 6th marble hole below is still stuck between lock core body 6 and lock core inner core 1, play the effect of opening the door that stops.
When robber unblanks in violence, while running into the situation of this local fracture, continuing sometimes secondary violence unblanks, they can be toward a hard nail of lock core the inside wedging, then beat nail afterbody toward side with hammer, remaining lock core body 6 is ruptured at middle part installing hole 16 places, thereby reach the object of destroying and unblanking; Safe lock cylinder of the present utility model has been installed girth member 9 at lock core body 6 middle parts, has increased the lifting surface area at lock core body 6 middle parts, has strengthened the intensity at lock core body 6 middle parts, can prevent that secondary violence from unblanking.
Say further again, even the middle part of lock core body 6 fracture, due to door inside and outside 2 lock core inner cores by the projection 12a in 12 interior weeks of shifting part and the shifting part link slot 1b phase clamping of lock core inner core 1, breaking portion cannot take out, and shifting part 12 turns the those widened sections 11a that part 11 arranges and can not drop out because of fracture due to interior, make shifting part remain 30 °, and cannot from shifting part 12, extract; Therefore shifting part 12 is connected on lock core, inside turns part 11 and is stuck in shifting part 12, and shifting part 12 keeps 30 ° and block the lock body being fixed on door, effectively prevents that violence from unblanking thereby the lock core that prevents fracture is drawn out.
Claims (7)
1. one kind has the safe lock cylinder of the anti-structure that kinks, comprise lock core inner core (1), lock core body (6), the ordered series of numbers marble hole in a row that in lock core inner core and lock core body, phase earthing is arranging, lower pellet (2) in lock core in in-core marble hole, the pellet of sealing up a door (5) at lock core body marble hole top, the spring (4) of sealing up a door under pellet, upper pellet (3) in lock core body marble hole when lock core open mode, the shifting part (12) of unlock deadbolt, be connected on lock core inner core, drive shifting part (12) in turn part (11), keyhole (7), it is characterized in that: the outside of the collar groove (1a) of described lock core inner core (1) offers shifting part link slot (1b), described shifting part (12) be provided with the projection (12a) suitable with described shifting part link slot (1b) interior week, described shifting part link slot (1b) coordinates with described projection (12a) clamping.
2. a kind of safe lock cylinder with the anti-structure that kinks according to claim 1, is characterized in that: the ear portion that turns one section of the outer side of door of part (11) in described arranges those widened sections (11a).
3. a kind of safe lock cylinder with the anti-structure that kinks according to claim 2, is characterized in that: described projection (12a) is symmetricly set in and week in described shifting part (12) is 30 ° of angle positions with axis.
4. a kind of safe lock cylinder with the anti-structure that kinks according to claim 1, it is characterized in that: two anti-grooves of twisting are vertically set on described lock core body (6), comprise the first anti-groove (13) and the second anti-groove (14) of twisting of twisting, the described first anti-groove (13) of twisting is arranged at the 3rd marble hole place from left to right, and described the second anti-groove (14) of twisting is arranged at from left to right between the 4th marble hole and the 5th marble hole.
5. a kind of safe lock cylinder with the anti-structure that kinks according to claim 1, it is characterized in that: the middle part of described lock core body (6) is provided with girth member (9), described girth member (9) is the overall structure of a bending process moulding of sheet metal, the longitudinal section of described girth member (9) structure that takes the shape of the letter U, the outer wall of the both sides of this girth member (9) and described lock core body (6) fixes.
6. a kind of safe lock cylinder with the anti-structure that kinks according to claim 4, it is characterized in that: fixing by cheese head screw (91) between the outer side of door of described girth member (9) and the outer wall of described lock core body (6), fixing by flat head screw (92) between the door inner side of described girth member (9) and the outer wall of described lock core body (6).
7. according to a kind of safe lock cylinder with the anti-structure that kinks described in the arbitrary claim of claim 1 to 6, it is characterized in that: the outer side of door end of described lock core inner core (1) is provided with for the anti-drilling anti-metal coating sheet (15) pulling out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320768059.6U CN203640420U (en) | 2013-11-29 | 2013-11-29 | Safety lock core with anti-twist structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320768059.6U CN203640420U (en) | 2013-11-29 | 2013-11-29 | Safety lock core with anti-twist structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203640420U true CN203640420U (en) | 2014-06-11 |
Family
ID=50871676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320768059.6U Expired - Lifetime CN203640420U (en) | 2013-11-29 | 2013-11-29 | Safety lock core with anti-twist structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203640420U (en) |
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 |
-
2013
- 2013-11-29 CN CN201320768059.6U patent/CN203640420U/en not_active Expired - Lifetime
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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |
|
| CX01 | Expiry of patent term |