CN104453386A - Lock cylinder of floating type double locking pin blade structure - Google Patents
Lock cylinder of floating type double locking pin blade structure Download PDFInfo
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- CN104453386A CN104453386A CN201410573741.9A CN201410573741A CN104453386A CN 104453386 A CN104453386 A CN 104453386A CN 201410573741 A CN201410573741 A CN 201410573741A CN 104453386 A CN104453386 A CN 104453386A
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- blade
- groove
- stop pin
- lock core
- square groove
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Abstract
The invention discloses a lock cylinder of a floating type double locking pin blade structure. A first circular-arc groove is axially formed in the upper portion of the inner circle side of a lock cylinder shell, a square groove is axially formed in the upper portion of a lock cylinder body, and a first locking pin and a second locking pin are arranged inside a cavity formed by the first circular-arc groove and the square groove. Spring resetting mechanisms are arranged at the two ends of the first locking pin, the second locking pin moves front and back relative to the first locking pin, and a row of 2-10 radial square blade grooves throughout the body are formed in the middle of the lock cylinder body. Control blades are installed at the two ends of the row of square blade grooves, sliding blades are installed inside other square blade grooves, a spring resetting mechanism is arranged between each blade and the lock cylinder body, second circular-arc grooves are formed in the inner walls of the front and back sides of the middle of the lock cylinder shell respectively, and movement spaces are formed by the second circular-arc grooves and the square blade grooves. The lock cylinder can effectively counter unlocking by an electronic unlocking gun or technical unlocking, and the anti-theft performance of the lock cylinder is greatly improved.
Description
Technical field
The present invention relates to mechanical lock technical field, particularly a kind of lock core of floating type two-bolt lock rationed marketing blade construction.
Background technology
Existing blade construction with the lock core of stop pin, its stop pin is only with upper and lower motion, and can not move horizontally direction motion, makes its groove arrive precalculated position and stop pin to mate and chimericly just can to unblank when each blade horizontally slips under key effect.This lock core only having the stop pin blade construction of one dimension activity space, will soon be rushed open when running into skilled unlocking or use electronics Unlocking gun constantly to stir blade fast and be cracked.
Summary of the invention
The object of the present invention is to provide a kind of lock core of floating type two-bolt lock rationed marketing blade construction, it can defend electronics Unlocking gun to unblank or skilled unlocking very effectively, greatly increases the theftproof performance of this lock core.
Technical solution proposed by the invention is such:
A kind of lock core of floating type two-bolt lock rationed marketing blade construction, comprise circular lock core shell 1, circular plug body 2 and thumb wheel 10, it is interior and coaxial with lock core shell 1 that plug body 2 is placed in lock core shell 1, thumb wheel 10 is positioned at tightly to overlap outside lock core shell 1 and with plug body 2 extension axle and is connected, thumb wheel 10 and dead bolt are rigidly connected, key groove 6 is provided with in plug body 2 horizontal median axis position, 2 ~ 10 radial directions and the blade square groove 2-1 of through body that row are separated by with dividing plate 2-2 are provided with in the middle part of plug body 2, be respectively equipped with a slice in the blade square groove 2-1 of this row square groove left-hand end and right-hand end and control blade 5, the sliding blade 9 that two panels subtend is slided is equipped with in this row square groove rest blade square groove 2-1, have the 1st arc groove 1-1 of one article of axis in lock core shell 1 upper inside wall, correspond to the square groove 2-3 that the 1st arc groove 1-1 has one article of axis on plug body 2 top, and form a cavity, in this cavity, be placed with the 1st stop pin 3, second level square groove 2-4 is provided with bottom square groove 2-3 in described dividing plate 2-2, be respectively equipped with two the 1st spring strut 2-5 bottom the axial square groove 2-3 both ends corresponding with the 1st stop pin 3 both ends, between the 1st spring strut 2-5 and the 1st corresponding stop pin 3, be provided with the 1st back-moving spring 8, below the 1st stop pin 3, be provided with the 2nd stop pin 4, described 1st both sides, stop pin 3 bottom are respectively equipped with dovetail groove 3-1, are respectively equipped with the dovetail tongue 4-1 mating with described dovetail groove 3-1 and be slidably connected in the 2nd both sides, stop pin 4 top, in the middle part of described lock core shell 1, front and rear sides inwall is respectively equipped with the 2nd arc groove 1-2, between described forward and backward two article of the 2nd arc groove 1-2 with the forward and backward motor area forming corresponding sliding blade 9 between described blade square groove 2-1 or control blade 5, plug body 2 below every article of blade square groove 2-1 has the 2nd spring strut 2-6 of two subtends, and described 2nd spring strut 2-6 is with corresponding sliding blade 9 or control to be provided with the 2nd back-moving spring 7 between blade 5.
Described control blade 5 top is provided with the 1st groove 5-1, is provided with the 1st locating convex block 5-3 in the key square hole 5-2 of control blade 5 central authorities, controls blade 5 bottom and is provided with the 1st baffle plate 5-4.Described sliding blade 9 top is provided with the two-stage groove 9-1 be made up of first order groove 9-1-1 and second level groove 9-1-2, is provided with the 2nd locating convex block 9-3 in the key hole 9-2 of sliding blade 9 central authorities, and sliding blade 9 bottom is provided with the 2nd baffle plate 9-4.The shape of described 1st stop pin 3 is tops is arc surface, and both sides, top are outer inclined-plane, and both sides, bottom are vertical plane, and the end is plane.The length of the 2nd stop pin 4 is consistent with the length of a described row blade square groove 2-1, and be shorter than the length of the 1st stop pin 3, the cross section of described 2nd stop pin 4 is square.
Compared with prior art, the present invention has following remarkable result.
Blade construction lock core of the present invention have employed floating type double locking latch structure, arrange up and down the 1st, 2nd stop pin is flexibly connected by dovetail groove, before 2nd stop pin can be done along the direction perpendicular to the 1st stop pin axis, rear slip, 2nd stop pin also can be followed in the cavity of the 1st stop pin above plug body and be done, lower floating, spring return mechanism is provided with between 1st stop pin two ends and corresponding plug body, a control blade is respectively established in the blade square groove of plug body both ends, these both sides control the sliding blade being respectively equipped with one group of two panels subtend slip in the plug body one row blade square groove between blade, after inserting key, control blade and sliding blade are all in plug body blade square groove central authorities, now, 2nd stop pin is positioned at above the second level groove of each sliding blade, simultaneously, 2nd stop pin is also positioned at the 1st groove top controlling blade, when rotation key, plug body is rotated, lock core shell the 1st deep-slotted chip breaker trough rim is encountered the 1st stop pin top prism and is produced a radial component, 1st stop pin is moved downward, leave lock core shell the 1st deep-slotted chip breaker, enter the process of unblanking.
When this lock core runs into external impacts as when using electronics Unlocking gun constantly to stir blade fast or when carrying out skilled unlocking, floating type two-bolt lock rationed marketing constantly can swing in two-dimensional space with external impacts, and only have when the 2nd stop pin has both been positioned at above the groove of the second level and was also positioned at the 1st groove top simultaneously simultaneously, and when plug body is still rotated further, lock core is just in opening, and the appearance of this situation is very little.Thus, this lock core very effectively can resist electronics Unlocking gun and unblank or skilled unlocking, greatly increases the theftproof performance of this lock core.
Accompanying drawing explanation
Fig. 1 is the lock core structure schematic diagram of a kind of floating type two-bolt lock rationed marketing blade construction of one embodiment of the invention, and now key does not insert key groove, and lock core is in blocking.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Fig. 4 is the D-D sectional view of Fig. 1.
Fig. 5 is the C-C sectional view of Fig. 1.
Fig. 6 is the structural representation that the lock core shown in Fig. 1 is in unlocking condition after key inserts key groove, but now key does not also rotate.
Fig. 7 is the E-E sectional view of Fig. 6.
Fig. 8 is the F-F sectional view of Fig. 6.
Fig. 9 is the G-G sectional view of Fig. 6.
Number in the figure: 1, lock core shell; 1-1, the 1st arc groove; 1-2, the 2nd arc groove; 2, plug body; 2-1, blade square groove; 2-2, dividing plate; 2-3 square groove; 2-4, second level square groove; 2-5, the 1st spring strut; 2-6, the 2nd spring strut; 3, the 1st stop pin; 3-1, dovetail groove; 4, the 2nd stop pin; 4-1, dovetail tongue; 5, blade is controlled; 5-1, the 1st groove; 5-2, key square hole; 5-3, the 1st locating convex block; 5-4, the 1st baffle plate; 6, key groove; 7, the 2nd back-moving spring; 8, the 1st back-moving spring; 9, sliding blade; 9-1, two-stage groove; 9-2, key hole; 9-3, the 2nd locating convex block; 9-4, the 2nd baffle plate; 9-1-1, first order groove; 9-1-2, second level groove; 10, thumb wheel.
Detailed description of the invention
By embodiment below, the present invention is further elaborated.
Shown in Fig. 1-Fig. 9, a kind of lock core of floating type two-bolt lock rationed marketing blade construction forms primarily of the lock core shell 1 of circle, circular plug body 2, thumb wheel 10, control blade 5, sliding blade 9, the 1st stop pin 3, the 2nd stop pin 4, the 1st back-moving spring 8 and the 2nd back-moving spring 7.It is interior and coaxial with lock core shell 1 that plug body 2 is placed in lock core shell 1, thumb wheel 10 is positioned at tightly to overlap outside lock core shell 1 and with plug body 2 extension axle and is connected, thumb wheel 10 and dead bolt are rigidly connected, key groove 6 is provided with in plug body 2 horizontal median axis position, 2 ~ 10 radial directions and the blade square groove 2-1 of through body that row are separated by with dividing plate 2-2 are provided with in the middle part of plug body 2, be respectively equipped with a slice in the blade square groove 2-1 of this row square groove left-hand end and right-hand end and control blade 5, also can be provided with two panels to control blade 5 or a slice and control blade 5 and a slice sliding blade 9, the sliding blade 9 that two panels subtend is slided is equipped with in this row square groove rest blade square groove 2-1, have the 1st arc groove 1-1 of one article of axis in lock core shell 1 upper inside wall, correspond to the square groove 2-3 that the 1st arc groove 1-1 has one article of axis on plug body 2 top, and form a cavity, in this cavity, be placed with the 1st stop pin 3 and the 2nd stop pin 4, second level square groove 2-4 is provided with bottom square groove 2-3 in described dividing plate 2-2, be respectively equipped with two the 1st spring strut 2-5 bottom the axial square groove 2-3 both ends corresponding with the 1st stop pin 3 both ends, between the 1st spring strut 2-5 and the 1st corresponding stop pin 3, be provided with the 1st back-moving spring 8, below the 1st stop pin 3, be provided with the 2nd stop pin 4, described 1st both sides, stop pin 3 bottom are respectively equipped with dovetail groove 3-1, are respectively equipped with the dovetail tongue 4-1 mating with dovetail groove 3-1 and be slidably connected in the 2nd both sides, stop pin 4 top, in the middle part of lock core shell 1, front and rear sides inwall is respectively equipped with the 2nd arc groove 1-2, between described forward and backward two article of the 2nd arc groove 1-2 with the forward and backward motor area forming corresponding sliding blade 9 between described blade square groove 2-1 or control blade 5, plug body 2 below every article of blade square groove 2-1 has the 2nd spring strut 2-6 of two subtends, and described 2nd spring strut 2-6 is with corresponding sliding blade 9 or control to be provided with the 2nd back-moving spring 7 between blade 5.
Control blade 5 top and be provided with the 1st groove 5-1, in the key square hole 5-2 of control blade 5 central authorities, be provided with the 1st locating convex block 5-3, control blade 5 bottom and be provided with the 1st baffle plate 5-4.Sliding blade 9 top is provided with the two-stage groove 9-1 be made up of first order groove 9-1-1 and second level groove 9-1-2, is provided with the 2nd locating convex block 9-3 in the key hole 9-2 of sliding blade 9 central authorities, and sliding blade 9 bottom is provided with the 2nd baffle plate 9-4.The shape of the 1st stop pin 3 is tops is arc surface, and both sides, top are outer inclined-plane, and both sides, bottom are vertical plane, and the end is plane.The length of the 2nd stop pin 4 is consistent with the length of a described row blade square groove 2-1, and be shorter than the length of the 1st stop pin 3, the cross section of described 2nd stop pin 4 is square.
The course of work of this lock core is as follows:
Insert key, by the 1st locating convex block 5-3, control blade 5 seesawed and drive the 2nd stop pin 4 to arrive at above the second level square groove 2-4 of plug body 2; Meanwhile, by the 2nd locating convex block 9-3, sliding blade 9 is seesawed, and make second level groove 9-1-2 corresponding side by side with the second level square groove 2-4 of dividing plate 2-2; Rotate key and drive plug body 2 to rotate, now, the outer inclined-plane on the 1st side, stop pin 3 top contacts with lock core shell 1, produce a radial component, 1st stop pin 3 is moved downward, and makes the 2nd stop pin 4 enter the second level square groove 2-4 of dividing plate 2-2 and the second level groove 9-1-2 of sliding blade 9; Be rotated further key, make thumb wheel 10 drive dead bolt to unblank.
When locking a door, rotate key, make thumb wheel 10 drive dead bolt to lock a door, then, extract key, the 1st back-moving spring 8 makes the 1st stop pin 3 and the 2nd stop pin 4 reset, 2nd back-moving spring 7 makes control blade 5 and sliding blade 9 reset and leaves blade square groove 2-1 middle position, and lock core is in blocking.
Claims (5)
1. the lock core of a floating type two-bolt lock rationed marketing blade construction, comprise circular lock core shell (1), circular plug body (2) and thumb wheel (10), it is interior and coaxial with lock core shell (1) that plug body (2) is placed in lock core shell (1), thumb wheel (10) is positioned at lock core shell (1) outside and tightly overlaps with plug body (2) extension axle and is connected, thumb wheel (10) and dead bolt are rigidly connected, it is characterized in that: be provided with key groove (6) in plug body (2) horizontal median axis position, 2 ~ 10 radial directions and the blade square groove (2-1) of through body that row are separated by with dividing plate (2-2) are provided with at plug body (2) middle part, be respectively equipped with a slice in the blade square groove (2-1) of this row square groove left-hand end and right-hand end and control blade (5), the sliding blade (9) that two panels subtend is slided is equipped with in this row square groove rest blade square groove (2-1), the 1st arc groove (1-1) of one article of axis is had in lock core shell (1) upper inside wall, the square groove (2-3) that the 1st arc groove (1-1) has one article of axis is corresponded on plug body (2) top, and form a cavity, be placed with the 1st stop pin (3) in this cavity, square groove (2-3) bottom in described dividing plate (2-2) is provided with second level square groove (2-4), be respectively equipped with two the 1st spring struts (2-5) bottom axial square groove (2-3) both ends corresponding with the 1st stop pin (3) both ends, between the 1st spring strut (2-5) and the 1st corresponding stop pin (3), be provided with the 1st back-moving spring (8), the 2nd stop pin (4) is provided with in the 1st stop pin (3) below, described 1st stop pin (3) both sides, bottom are respectively equipped with dovetail groove (3-1), are respectively equipped with the dovetail tongue (4-1) mating with described dovetail groove (3-1) and be slidably connected in the 2nd stop pin (4) both sides, top, described lock core shell (1) middle part front and rear sides inwall is respectively equipped with the 2nd arc groove (1-2), between described forward and backward two article of the 2nd arc groove (1-2) with the forward and backward motor area forming corresponding sliding blade (9) between described blade square groove (2-1) or control blade (5), have the 2nd spring strut (2-6) of two subtends in the plug body (2) of every article of blade square groove (2-1) below, described 2nd spring strut (2-6) is with corresponding sliding blade (9) or control to be provided with the 2nd back-moving spring (7) between blade (5).
2. the lock core of floating type two-bolt lock rationed marketing blade construction according to claim 1, it is characterized in that: described control blade (5) top is provided with the 1st groove (5-1), control to be provided with the 1st locating convex block (5-3) in the central key square hole (5-2) of blade (5), control blade (5) bottom and be provided with the 1st baffle plate (5-4).
3. the lock core of floating type two-bolt lock rationed marketing blade construction according to claim 1, it is characterized in that: described sliding blade (9) top is provided with the two-stage groove (9-1) be made up of first order groove (9-1-1) and second level groove (9-1-2), be provided with the 2nd locating convex block (9-3) in the key hole (9-2) of sliding blade (9) central authorities, sliding blade (9) bottom is provided with the 2nd baffle plate (9-4).
4. the lock core of floating type two-bolt lock rationed marketing blade construction according to claim 1, is characterized in that: the shape of described 1st stop pin (3) is top is arc surface, and both sides, top are outer inclined-plane, and both sides, bottom are vertical plane, and the end is plane.
5. the lock core of floating type two-bolt lock rationed marketing blade construction according to claim 1, it is characterized in that: the length of described 2nd stop pin (4) is consistent with the length of a described row blade square groove (2-1), be shorter than the length of the 1st stop pin (3), the cross section of described 2nd stop pin (4) is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573741.9A CN104453386B (en) | 2014-10-24 | 2014-10-24 | A kind of lock core of floating type two-bolt lock rationed marketing blade construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573741.9A CN104453386B (en) | 2014-10-24 | 2014-10-24 | A kind of lock core of floating type two-bolt lock rationed marketing blade construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104453386A true CN104453386A (en) | 2015-03-25 |
| CN104453386B CN104453386B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410573741.9A Expired - Fee Related CN104453386B (en) | 2014-10-24 | 2014-10-24 | A kind of lock core of floating type two-bolt lock rationed marketing blade construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104453386B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295794A (en) * | 2019-08-08 | 2019-10-01 | 葛广成 | It is primary to open the blade lock for being unsuccessfully again turned on and needing to be delayed |
| CN110453990A (en) * | 2019-08-05 | 2019-11-15 | 珠海优特物联科技有限公司 | Lock cylinder and unlock key |
| CN110485814A (en) * | 2019-09-11 | 2019-11-22 | 研诺智能设备（广州）有限公司 | Hinge anti-theft lock and assembly |
| CN111305652A (en) * | 2020-04-09 | 2020-06-19 | 李浩远 | Anti-theft lock head with secondary locking structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1055788A1 (en) * | 1999-05-26 | 2000-11-29 | EVVA-WERK Spezialerzeugung von Zylinder- und Sicherheitsschlössern Gesellschaft m.b.H. & Co. KG | Flat key and cylinder lock |
| DE29923496U1 (en) * | 1999-04-22 | 2000-12-14 | Valeo GmbH & Co. Schließsysteme KG, 42579 Heiligenhaus | Locking device |
| CN201137349Y (en) * | 2007-09-18 | 2008-10-22 | 雷先鸣 | Anti-theft vane lock with lock insertion capable of being idle rotation |
| CN102644684A (en) * | 2011-11-29 | 2012-08-22 | 张一扬 | A leaf-shaped pin spring device for a leaf pin pin lock |
| CN203835057U (en) * | 2014-05-20 | 2014-09-17 | 浙江美利保锁业有限公司 | Lock assembly and lock cylinder thereof |
-
2014
- 2014-10-24 CN CN201410573741.9A patent/CN104453386B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29923496U1 (en) * | 1999-04-22 | 2000-12-14 | Valeo GmbH & Co. Schließsysteme KG, 42579 Heiligenhaus | Locking device |
| EP1055788A1 (en) * | 1999-05-26 | 2000-11-29 | EVVA-WERK Spezialerzeugung von Zylinder- und Sicherheitsschlössern Gesellschaft m.b.H. & Co. KG | Flat key and cylinder lock |
| CN201137349Y (en) * | 2007-09-18 | 2008-10-22 | 雷先鸣 | Anti-theft vane lock with lock insertion capable of being idle rotation |
| CN102644684A (en) * | 2011-11-29 | 2012-08-22 | 张一扬 | A leaf-shaped pin spring device for a leaf pin pin lock |
| CN203835057U (en) * | 2014-05-20 | 2014-09-17 | 浙江美利保锁业有限公司 | Lock assembly and lock cylinder thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453990A (en) * | 2019-08-05 | 2019-11-15 | 珠海优特物联科技有限公司 | Lock cylinder and unlock key |
| CN110295794A (en) * | 2019-08-08 | 2019-10-01 | 葛广成 | It is primary to open the blade lock for being unsuccessfully again turned on and needing to be delayed |
| CN110295794B (en) * | 2019-08-08 | 2024-05-28 | 葛广成 | Blade lock requiring time delay for once-unlocking failure and re-unlocking |
| CN110485814A (en) * | 2019-09-11 | 2019-11-22 | 研诺智能设备（广州）有限公司 | Hinge anti-theft lock and assembly |
| CN110485814B (en) * | 2019-09-11 | 2024-05-10 | 研诺智能设备（广州）有限公司 | Leaf anti-theft lock cylinder and assembly |
| CN111305652A (en) * | 2020-04-09 | 2020-06-19 | 李浩远 | Anti-theft lock head with secondary locking structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104453386B (en) | 2016-08-17 |
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| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 |