CN104120919A - Lock cylinder of floating type locking pin blade structure - Google Patents
Lock cylinder of floating type locking pin blade structure Download PDFInfo
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- CN104120919A CN104120919A CN201410376000.1A CN201410376000A CN104120919A CN 104120919 A CN104120919 A CN 104120919A CN 201410376000 A CN201410376000 A CN 201410376000A CN 104120919 A CN104120919 A CN 104120919A
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- arc
- groove
- blade
- plug body
- lock core
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Abstract
Provided is a lock cylinder of a floating type locking pin blade structure. The upper portion and the lower portion of an inner circle side of a lock cylinder shell are symmetrically and respectively provided with an axial first arc-shaped groove, the left end and the right end of a lock cylinder body are correspondingly provided with second arc-shaped grooves, a lock cylinder body portion is provided with a first arc-shaped step groove, every two second arc-shaped grooves in the same side are hollow in a penetrating mode and provided with a third reset spring, arc-shaped supporting pieces are arranged in the second arc-shaped grooves, the ends of two locking pins are supported against arc-shaped empty slots in the middle portions of the corresponding arc-shaped supporting pieces respectively, 3-12 ring C-shaped grooves are formed in the radial reaction of the lock cylinder body portion, a horizontal partition plate, a first reset spring, an arc-shaped control blade, a key locking slot, another arc-shaped control blade and another first reset spring are sequentially installed inside the ring C-shaped groove in the left end and the right end of the lock cylinder body portion, and arc-shaped sliding blades, second reset springs and the like are installed inside the other ring C-shaped grooves. The lock cylinder can effectively defend electronic unlocking guns and technical unlocking.
Description
Technical field
The present invention relates to mechanical lock technical field, particularly a kind of lock core of floating type stop pin 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 the direction that can not move horizontally motion makes its groove arrive precalculated position to mate with stop pin and chimericly just can unblank when each blade horizontally slips under key effect.This lock core that only has the stop pin blade construction of one dimension activity space will soon be rushed open and be cracked when running into skilled unlocking or use electronics Unlocking gun constantly to stir blade fast.
Summary of the invention
The object of the present invention is to provide a kind of lock core of floating type stop pin blade construction, it can defend electronics Unlocking gun to unblank or skilled unlocking very effectively, has improved widely the theftproof performance of this lock core.
Technical solution proposed by the invention is such:
A kind of lock core of floating type stop pin blade construction, comprise circular lock core shell, circular plug body and thumb wheel, it is interior and coaxial with lock core shell that plug body is placed in lock core shell, thumb wheel is positioned at the right outside side of lock core shell and tightly overlaps and be connected with plug body extension axle, thumb wheel and dead bolt are rigidly connected, in described lock core shell inner circle side, lower upright position respectively has 1st arc groove parallel with plug body axis symmetrically, left in plug body, right both ends and the 1st arc groove corresponding position have the 2nd arc groove, left in plug body, plug body body portion between right both ends and described the 1st arc groove corresponding position have one article of the 1st arc step groove, be provided with two stop pins, these two stop pins are placed in respectively by described the 1st arc groove and the formed cavity of described the 1st arc step groove, and before doing in this cavity, afterwards with upper, lower floating, in plug body body portion, have at least 4 ring C connected in stars radially, every ring C connected in star leaves a horizontal baffle, also be provided with arc and control blade and arc sliding blade, the extrados central authorities that described arc is controlled blade have the 2nd groove, in the extrados of described arc sliding blade, have the 2nd arc step groove, the 2nd arc step groove is comprised of the 2nd arc groove and the 3rd groove that is arranged in the 2nd arc groove, be positioned at plug body body portion left, in arbitrary ring C connected in star among adjacent two of right both ends, from horizontal baffle, start to be provided with successively the 1st back-moving spring, arc is controlled blade, key groove, arc is controlled blade, the 1st back-moving spring, be positioned at remaining ring C connected in star of plug body body portion and all from horizontal baffle, start to be provided with successively the 2nd back-moving spring, arc sliding blade, key groove, arc sliding blade, the 2nd back-moving spring, at described the 2nd arc groove, be provided with arc supporting spring with in the corresponding formed cavity of the 1st arc groove, this arc supporting spring middle part horizontal level has an arc-shaped slot, the stop pin end expansion bearing of tabular is in this arc-shaped slot, between two the 2nd arc grooves of the same side, by a cylindrical dead slot, connect, the 3rd back-moving spring is housed in this cylindrical dead slot.
Described stop pin is elongated, and stop pin both ends are flat arc, and the cross section of stop pin is bullet-shaped.The 2nd groove two sides that described arc is controlled blade become hyperbolic planar.Described plug body body portion has 3～12 ring C connected in stars radially, that be parallel to each other.
Compared with prior art, the present invention has following remarkable result.
Blade construction lock core of the present invention has adopted floating type stop pin, stop pin two end portions is bearing in respectively in the arc dead slot of corresponding arc supporting spring and can in arc dead slot, be free to slide, two arc supporting springs of the same side can move up and down under the 3rd action of reset spring in corresponding the 2nd arc groove, like this, stop pin just in two-dimensional space in quick condition.In addition, this lock core is left in plug body body portion, in a ring C connected in star at right both ends, be provided with arc and control blade, the 2nd groove two sides that this arc is controlled blade are hyperboloid, two arcs in motion are controlled the 2nd groove of blade, when the 3rd groove of 1～10 arc sliding blade in motion and stop pin are positioned at the plane of same plug body axis excessively, control blade the 2nd groove stop pin is produced to a vertical stress component that points to plug body axle center, stop pin is all entered and be positioned at the 2nd groove and the 3rd groove in, stop pin both ends drive corresponding arc supporting spring to move to plug body axis direction, and compress the 3rd back-moving spring, now, plug body can be rotated, in unlocking condition.After the key groove of key insertion plug body, just can realize above-mentioned arc controls the motion in the same way of blade and arc sliding blade and reaches to unlocking condition.
When this lock core runs into external impacts when used electronics Unlocking gun constantly to stir blade fast or during skilled unlocking, floating type stop pin can constantly swing with external impacts, and only have, be positioned at the same plane of crossing plug body axis when stop pin, two the 2nd grooves and 1～10 the 3rd groove, and when two arcs control blades still move forward, lock core is just in opening, and the appearance of this situation is very little.Thereby this lock core can very effectively resist electronics Unlocking gun and unblank or skilled unlocking, has improved widely 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 stop pin 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 C-C sectional view of Fig. 1.
Fig. 5 is the D-D sectional view of Fig. 1.
Fig. 6 is the structural representation in unlocking condition after the lock core insertion key shown in Fig. 1.
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.
Figure 10 is the H-H sectional view of Fig. 6.
Figure 11 is the front view that arc shown in Fig. 2 is controlled blade.
Figure 12 is the top view of Figure 11.
Figure 13 is the front view of the blade of arc sliding shown in Fig. 3.
Figure 14 is the top view of Figure 13.
Number in the figure: 1, circular lock core shell; 2, stop pin; 2-1, stop pin end; 3, thumb wheel; 4, arc supporting spring; 5, arc sliding blade; 6, circular plug body; 6-1, plug body body portion; 6-2, extension axle; 6-3, horizontal baffle; 6-4, plug body end; 7, the 3rd back-moving spring; 8, arc is controlled blade; 9, ring C connected in star; 10, the 1st back-moving spring; 11, key groove; 12, the 2nd groove; 13, the 1st arc groove; 14, the 2nd back-moving spring; 15, the 2nd arc step groove; 16, the 2nd arc groove; 17, the 3rd groove; 18, the 1st arc step groove; 19, the 3rd arc groove; 20, arc dead slot; 21, cylindrical dead slot; 22, key.
The specific embodiment
By embodiment below, the present invention is further elaborated.
Shown in Fig. 1-Figure 12, a kind of lock core of floating type stop pin blade construction is controlled blade 8, arc supporting spring 4, the 1st back-moving spring the 10, the 2nd back-moving spring 14 and the 3rd back-moving spring 7 and is formed by circular lock core shell 1, circular plug body 6, thumb wheel 3, arc sliding blade 5, arc.Plug body 6 be placed in lock core shell 1 and with the concentricity axle of lock core shell 1, thumb wheel 3 is positioned at lock core shell 1 outside and tightly overlaps and be connected with plug body 6 extension axle 6-2, thumb wheel 3 is rigidly connected with dead bolt, thumb wheel 3 drives dead bolts to open or close.In the lock core shell 1 upper and lower upright position of inner circle side, respectively have symmetrically 1st arc groove 13 parallel with plug body 6 axis, at the left and right both ends of plug body 6 and the 1st arc groove 13 corresponding positions, have the 2nd arc groove 16, the plug body body 6-1 of portion between the left and right both ends of plug body 6 and the 1st arc groove 13 corresponding positions have one article of the 1st arc step groove.Article two, stop pin 2 is placed in respectively by the 1st arc groove 13 and the formed cavity of the 1st arc step groove 18, and can in this cavity, do forward and backward and upper and lower floating.Stop pin 2 is strip, and its both ends 2-1 is flat arc, and the cross section of stop pin 2 is bullet-shaped.At the plug body body 6-1 of portion, have 3～12 ring C connected in stars 9 radially, that be parallel to each other, every ring C connected in star 9 leaves a horizontal baffle 6-3.The extrados central authorities that arc is controlled blade 8 have the 2nd groove 12, the 2 groove 12 two sides, and to be hyperbolic planar.The extrados central authorities of arc sliding blade 5 have the 2nd arc step groove 15, the 2 arc step groove 15 and are comprised of the 2nd arc groove 16 and the 3rd groove 17 that is arranged in the 2nd arc groove 16.Be positioned at arbitrary ring C connected in star 9 among adjacent two of the left and right both ends of the plug body body 6-1 of portion from horizontal baffle 6-3 start to be provided with successively the 1st back-moving spring 10, arc is controlled blade 8, key groove 11, arc control blade 8, the 1st back-moving spring 10.Because stop pin 2 will enter the 3rd groove 17 of arc sliding blade 5, realize unlocking condition, just must by planar 12 pairs of stop pins of the 2nd groove, 2 sides of hyperbolic of the arc control blade 8 in motion, produce an active force that points to plug body center line goes to realize, steady, accurate, smooth and easy in order to make stop pin 2 enter the 3rd groove 17, therefore require will have at the plug body body 6-1 of portion both ends a ring C connected in star 9 that arc is installed, control blade 8.Being positioned at remaining ring C connected in star 9 of the plug body body 6-1 of portion is all to start to be provided with successively the 2nd back-moving spring 14, arc sliding blade 5, key groove 11, arc sliding blade 5, the 2nd back-moving spring 14 from horizontal baffle 6-3.At the 2nd arc groove 16, be provided with arc supporting spring 4 with in the corresponding formed cavity of the 1st arc groove 13, these arc supporting spring 4 middle part horizontal levels have an arc dead slot 20, the stop pin end 2-1 expansion bearing of tabular is in this arc dead slot 20, can slide in the interior front and back of arc dead slot 20, between two the 2nd arc grooves 16 of the same side, by a cylindrical dead slot 21, connect, in this cylindrical dead slot 21, the 3rd back-moving spring 7 is housed, the 3rd back-moving spring 7 is stage clip, and its two ends contact with upper and lower arc supporting spring 4 respectively.
The locking process of this lock core is as follows: key 22 is extracted from key groove 11, stop pin 2 and arc supporting spring 4 be outwards motion under the bounce effect of the 3rd back-moving spring 7, be that stop pin 2 starts to leave the 2nd groove 12, the 3rd groove 17 and the 1st arc step groove 18, meanwhile, arc control blade 8 and arc sliding blade 5 respectively the 1st back-moving spring (stage clip) 10 and the 2nd back-moving spring (stage clip) 14 and bounce effect under to key groove 11 directions, slide, the 2nd groove 12 and the 2nd arc step groove 15 outwards and to key groove 11 directions are moved stop pin 2, finally stop pin 2 is stuck in by the 1st arc groove 13, in the 2nd groove 12 and the 2nd formed space of arc groove 16, arc is controlled also locked pin 2 fastenings of blade 8 and arc sliding blade 5, lock core is in blocking.
The process of unblanking of this lock core is as follows: key 22 inserts key groove 11, the arc corresponding to spoon flower compressing of key 22 both sides controls blade 8 and arc sliding blade 5 moves to deviate from the direction of key groove 11 along ring C connected in star 9, now, except make the 1st back-moving spring 10 and the 2nd back-moving spring 14 constantly compressed, 12 pairs of stop pins of the 2nd groove 2 that arc is controlled blade 8 produce a horizontal component and a vertical stress component that points to plug body 6 center lines, finally make stop pin 2 enter the 2nd groove 12 completely, in the 3rd groove 17 and the 1st arc step groove 18, and depart from the 1st arc groove 13, lock core is in unlocking condition.
Claims (4)
1. the lock core of a floating type stop pin blade construction, comprise circular lock core shell, circular plug body and thumb wheel, it is interior and coaxial with lock core shell that plug body is placed in lock core shell, thumb wheel is positioned at lock core shell outside and tightly overlaps and be connected with plug body extension axle, thumb wheel and dead bolt are rigidly connected, it is characterized in that: in described lock core shell inner circle side, lower upright position respectively has 1st arc groove parallel with plug body axis symmetrically, left in plug body, right both ends and the 1st arc groove corresponding position have the 2nd arc groove, left in plug body, plug body body portion between right both ends and described the 1st arc groove corresponding position have one article of the 1st arc step groove, be provided with two stop pins, these two stop pins are placed in respectively by described the 1st arc groove and the formed cavity of described the 1st arc step groove, and before doing in this cavity, afterwards with upper, lower floating, in plug body body portion, have at least 4 ring C connected in stars radially, every ring C connected in star leaves a horizontal baffle, also be provided with arc and control blade and arc sliding blade, the extrados central authorities that described arc is controlled blade have the 2nd groove, the extrados central authorities of described arc sliding blade have the 2nd arc step groove, the 2nd arc step groove is comprised of the 2nd arc groove and the 3rd groove that is arranged in the 2nd arc groove, be positioned at plug body body portion left, in arbitrary ring C connected in star among adjacent two of right both ends, from horizontal baffle, start to be provided with successively the 1st back-moving spring, arc is controlled blade, key groove, arc is controlled blade, the 1st back-moving spring, be positioned at remaining ring C connected in star of plug body body portion and all from horizontal baffle, start to be provided with successively the 2nd back-moving spring, arc sliding blade, key groove, arc sliding blade, the 2nd back-moving spring, at described the 2nd arc groove, be provided with arc supporting spring with in the corresponding formed cavity of the 1st arc groove, this arc supporting spring middle part horizontal level has an arc-shaped slot, the stop pin end expansion bearing of tabular is in this arc-shaped slot, between two the 2nd arc grooves of the same side, by a cylindrical dead slot, connect, the 3rd back-moving spring is housed in this cylindrical dead slot.
2. the lock core of floating type stop pin blade construction according to claim 1, is characterized in that: described stop pin is elongated, and stop pin both ends are flat arc, and the cross section of stop pin is bullet-shaped.
3. according to the lock core of floating type stop pin blade construction claimed in claim 1, it is characterized in that: the 2nd groove two sides that described arc is controlled blade become hyperbolic planar.
4. according to the lock core of floating type stop pin blade construction claimed in claim 1, it is characterized in that: described plug body body portion has 3～12 ring C connected in stars radially, that be parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376000.1A CN104120919B (en) | 2014-08-01 | 2014-08-01 | A kind of lock core of floating type stop pin blade construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376000.1A CN104120919B (en) | 2014-08-01 | 2014-08-01 | A kind of lock core of floating type stop pin blade construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104120919A true CN104120919A (en) | 2014-10-29 |
| CN104120919B CN104120919B (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410376000.1A Active CN104120919B (en) | 2014-08-01 | 2014-08-01 | A kind of lock core of floating type stop pin blade construction |
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| Country | Link |
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| CN (1) | CN104120919B (en) |
Cited By (1)
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19847948A1 (en) * | 1998-10-09 | 2000-04-20 | Ikon Praezisionstechnik | Cylinder lock, uses cooperating notched key and tumbler pins in grooves to move spring catch in order to allow cylinder core to be rotated |
| JP2002188334A (en) * | 2000-12-20 | 2002-07-05 | Takigen Mfg Co Ltd | Cylinder lock |
| CN2866729Y (en) * | 2006-03-02 | 2007-02-07 | 王秀林 | Bucket antitheft lock |
| CN101016809A (en) * | 2007-02-14 | 2007-08-15 | 邵文武 | Lock head device |
| CN201202314Y (en) * | 2008-04-02 | 2009-03-04 | 冯乔 | Lockset |
-
2014
- 2014-08-01 CN CN201410376000.1A patent/CN104120919B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19847948A1 (en) * | 1998-10-09 | 2000-04-20 | Ikon Praezisionstechnik | Cylinder lock, uses cooperating notched key and tumbler pins in grooves to move spring catch in order to allow cylinder core to be rotated |
| JP2002188334A (en) * | 2000-12-20 | 2002-07-05 | Takigen Mfg Co Ltd | Cylinder lock |
| CN2866729Y (en) * | 2006-03-02 | 2007-02-07 | 王秀林 | Bucket antitheft lock |
| CN101016809A (en) * | 2007-02-14 | 2007-08-15 | 邵文武 | Lock head device |
| CN201202314Y (en) * | 2008-04-02 | 2009-03-04 | 冯乔 | Lockset |
Cited By (1)
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104120919B (en) | 2016-06-08 |
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