CN203383602U - Anti-theft lock cylinder - Google Patents
Anti-theft lock cylinder Download PDFInfo
- Publication number
- CN203383602U CN203383602U CN201320484857.6U CN201320484857U CN203383602U CN 203383602 U CN203383602 U CN 203383602U CN 201320484857 U CN201320484857 U CN 201320484857U CN 203383602 U CN203383602 U CN 203383602U
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- Prior art keywords
- horizontal grid
- pearl
- positive stop
- lock
- locking
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- Expired - Lifetime
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- 239000011324 bead Substances 0.000 claims description 104
- 230000000295 complement effect Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000007373 indentation Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000011049 pearl Substances 0.000 description 74
- 238000010586 diagram Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000002650 habitual effect Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
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Abstract
The utility model discloses an anti-theft lock cylinder. The anti-theft lock cylinder comprises a lock cylinder body, flat ball assemblies, main balls, side balls, a lock case, a locking transverse grid, a transverse grid limiting ball, a limiting ball pushing ball and a transverse grid locating ball. The lock cylinder body comprises key grooves, main ball containing holes, side ball containing holes and an axial locking transverse grid containing groove. The lock case is provided with a lock cylinder body cavity and flat ball assembly containing holes. The locking transverse grid is provided with a limiting ball containing hole and a locating ball containing hole for the locating ball. A transverse grid spring can push the locking transverse grid to move axially along the lock cylinder body, a limiting ball pushing ball containing hole is formed behind the side ball containing holes, the limiting ball pushing ball is provided with a limiting ball groove matched with the transverse grid limiting ball, and the side balls are provided with a locating ball groove matched with the transverse grid limiting ball. When the locking transverse grid moves inwards in the axial direction of the lock cylinder body, the locking transverse grid is clamped by the lock case, so that side closing is achieved. When the locking transverse grid moves outwards in the axial direction of the lock cylinder body and retracts into the locking transverse grid containing groove, the lock case releases the locking transverse grid, so that side unlocking is achieved.
Description
Technical field
The utility model relates to a kind of technical field of lock, particularly a kind of anti-theft lock.
Background technology
Most lock core can not be prevented technical opening in the market, does not have anti-theft function.Especially in recent years unlocking technique development, general lock core is opened in several seconds, and even much the lock cores by the authentication of the B of Ministry of Public Security level are also very easily to be unlocked.Some locks of prior art are provided with the side hoodle to prevent technology unlocking, the Chinese utility model patent manual of the CN2637650Y that on September 1st, 2004 is announced, a kind of anti-theft lock with side hoodle is disclosed, the characteristics of this lock are that the part parts by positioning bead radially enter the lock housing side channel along lock gall, positioning bead blocks lock housing and lock gall, realize the side closure, on the contrary, in positioning bead retraction lock gall, realize the side release, but the locking of the side of this lock is that its anti-shearing force is less, easily is forced to unblank by positioning bead.In order to improve intensity, the horizontal grid locking of locking lock gall side appears in prior art, but the operating principle of this lock normally the side hoodle all move, promote horizontal grid along the lock gall radial motion, block lock housing and realize locking.On the contrary, the side hoodle all moves, and makes horizontal grid along the lock gall radial motion, and the retraction lock gall, realize the side release.This lock is due to it by the motion of whole sides hoodle, and each hoodle needs to have spring to coordinate usually, and number of springs is more, if some springs go wrong, whole lock just can't use, and causes the life-span of lock short.The theftproof lock of prior art, than transreplication, easily touches main hoodle and side hoodle by technological means, thereby is easier to by technology unlocking in addition.
The utility model content
The purpose of this utility model is to provide a kind of not transreplication, be difficult for by technology unlocking, anti-theft lock that security performance is high.
For achieving the above object, the utility model comprises main hoodle on lock gall, one group of flat pearl assembly, flat pearl assembly, one group of side hoodle and lock housing, described lock gall comprises key and the one group of master's hoodle be communicated with key takes hole in and one group of side hoodle be connected with key is taken hole in, each hoodle moves around in taking hole in accordingly, and the moving direction of main hoodle and side hoodle is perpendicular, described lock housing is provided with the lock gall chamber and the flat pearl assembly that holds flat pearl assembly that is connected with the lock gall chamber is taken hole in, and the flat pearl in flat pearl assembly can be taken in hole and move around at flat pearl assembly, described anti-theft lock also comprises the horizontal grid of locking, horizontal grid positive stop bead, positive stop bead pushes away pearl and horizontal grid positioning bead, described lock gall one side is provided with the axial horizontal grid of the locking that locks horizontal grid that hold and takes groove in, the horizontal grid of described locking can be taken in groove and move axially along lock gall at the horizontal grid of locking, the horizontal grid of described locking are provided with the positioning bead that positive stop bead takes hole in and hold horizontal grid positioning bead and take hole in, one horizontal grid spring can promote to lock horizontal grid and move axially along lock gall, the back that one group of side hoodle on described lock gall is taken hole in is provided with one and holds positive stop bead that positive stop bead pushes away pearl and push away pearl and take hole in, positive stop bead pushes away pearl and pushes away pearl at positive stop bead and move around in taking hole in, positive stop bead pushes away pearl and is provided with the positive stop bead groove be complementary with horizontal grid positive stop bead, the positioning bead groove be complementary with horizontal grid positioning bead is arranged on the hoodle of described side, when the horizontal grid of locking axially move inward along lock gall, locking horizontal grid is blocked by lock housing, realize the side closure, when locking horizontal grid along the axial outside mobile indentation of lock gall, the horizontal grid of locking take groove in, lock housing discharges the horizontal grid of locking, realize the side release.
Described flat pearl assembly comprises the pearl spring between flat pearl, envelope pearl peace pearl and envelope pearl, and the flat pearl component holes of Feng Zhuyu lock housing is interference fit.
Described flat pearl assembly and main hoodle are respectively 3-5, and the side hoodle is 3-5.
Described positive stop bead pushes away pearl, and to take the structure that hole takes hole in the side hoodle in identical.
Described horizontal grid positive stop bead and positive stop bead push away positive stop bead trough roller on pearl movingly.
Described positive stop bead groove is circular arc.
Described horizontal grid positive stop bead is column.
Described horizontal grid positioning bead is spherical steel ball.
The beneficial effects of the utility model:
Compared with prior art, this lock body has self-locking transmission mechanism, adopt one group of master's hoodle and one group of side hoodle, and a horizontal grid positive stop bead pushes away pearl and combine, it is that axial rolling realizes that locking opens that side hoodle and the horizontal grid of locking and horizontal grid positive stop bead push away pearl.The lock core key secret key amount of this structure is large, and mutual opening rate is low.Key processing technology complexity, the required precision precision, be difficult on market copy, and guarantees user's safety.And side hoodle and horizontal grid positive stop bead push away pearl for without return spring, prevent the technological means opening lock masters such as instigation.Side hoodle and the horizontal grid of locking are by the positioning bead cooperation of rolling, and than existing similar patent good hand touch, the life-span is long.After locking horizontal grid and locking, last pearl is that horizontal grid positive stop bead pushes away pearl and coordinates with key tooth flower and realize locking and unlocking function of the horizontal grid of locking.Horizontal grid positive stop bead is positioned at all sides hoodle and main hoodle back, is hidden in lock gall inside, is difficult for technical opening.Main hoodle, the side hoodle, positive stop bead promotes three kinds of pearls of pearl and jointly locks lock core, and palpus is all instigateeed tram ability opening lock master simultaneously, so substantially can't technical opening.Side hoodle and positive stop bead push away pearl and work in coordination, and jointly lock lock core, have greatly improved the difficulty that lock core is opened.Lock horizontal grid lateral locking on lock housing, anti-shearing force is large, and difficult pressure is unblanked.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is exploded view of the present utility model;
Axial section when Fig. 2 is the utility model locking;
The radial section figure of lock gall when Fig. 3 is the utility model locking;
When Fig. 4 is the utility model locking, horizontal grid positive stop bead and positive stop bead push away the mated condition schematic diagram of the positive stop bead groove of pearl;
Fig. 5 is the utility model axial section while unblanking;
The radial section figure that Fig. 6 is the utility model lock gall while unblanking;
Fig. 7 be the utility model while unblanking horizontal grid positive stop bead and positive stop bead push away the mated condition schematic diagram of the positive stop bead groove of pearl;
Fig. 8 is the utility model lock housing sectional drawing;
Fig. 9 is the utility model lock housing lateral view;
Figure 10 is the utility model lock gall front view;
Figure 11 is the utility model lock gall sectional drawing;
Figure 12 is that the utility model locks horizontal grid stereogram;
Figure 13 is that the utility model locks horizontal grid front view;
The side cutaway view that Figure 14 is Figure 13;
Figure 15 is the utility model side hoodle front view;
The upward view that Figure 16 is Figure 15;
The right view that Figure 17 is Figure 15;
Figure 18 is that the utility model positive stop bead pushes away the pearl stereogram;
Figure 19 is that the utility model positive stop bead pushes away the pearl front view;
The upward view that Figure 20 is Figure 19;
The right view that Figure 21 is Figure 19;
The schematic diagram that Figure 22 is key;
The left view that Figure 23 is Figure 22.
The specific embodiment
Referring to Fig. 1-Figure 11, lock core of the present utility model comprises a lock gall 1, one group of flat pearl assembly 3, one group of master's hoodle 4, one group of side hoodle 5, a lock housing 2, the horizontal grid 6 of locking, horizontal grid positive stop bead 7, positive stop bead pushes away pearl 8 and horizontal grid positioning bead 9, described lock gall 1 comprises the key axial along lock gall 11, the one group of master's hoodle be communicated with key is taken hole 12 in, one group of side hoodle be connected with key 11 is taken hole 13 in, holding positive stop bead that positive stop bead pushes away pearl pushes away the axial horizontal grid of the locking that locks horizontal grid that hold that pearl takes hole 14 and lock gall one side in and takes groove 15 in, main hoodle 4 can move around in main hoodle is taken hole 12 in, side hoodle 5 can move around in the side hoodle is taken hole 13 in, side hoodle 5 moving directions and main hoodle 4 moving directions are perpendicular, described positive stop bead pushes away pearl 8 and pushes away pearl at positive stop bead and move around in taking hole 14 in.Described lock housing 2 is provided with lock gall chamber 21 and the flat pearl assembly that holds flat pearl assembly that is connected with lock gall chamber 21 is taken hole 22 in and held the horizontal grid groove 23 of the locking that locks horizontal grid, flat pearl 31 in flat pearl assembly can be taken in hole 22 and move around at flat pearl assembly, and lock gall 1 can 360 degree rotations in lock gall chamber 21 under unlocked condition.The horizontal grid 6 of described locking can take that groove 15 is interior axially to move around along lock gall at the horizontal grid of locking, and the horizontal grid of locking of can retracting are fully taken in groove 15.See Figure 12-14, the horizontal grid 6 of described locking are provided with that the positioning bead that holds horizontal grid positioning bead 9 is taken hole 61 in, positive stop bead takes hole 62 in and spring is taken groove 63 in, one horizontal grid spring 64 1 ends are resisted against the end that horizontal grid positive stop bead is taken hole 62 in, the other end is taken groove 63 in against living spring, thereby can promote to lock horizontal grid 6, along lock gall, moves axially.The preferred spherical steel ball of described horizontal grid positioning bead 9 can be also the positioning bead that rolls and slide that is beneficial to of other shapes.See that described side, Figure 15-17 hoodle 5 is provided with the positioning bead groove 51 be complementary with spherical steel ball and the positioning convex 52 be complementary with key side channel 102.See Figure 18-21, positive stop bead pushes away pearl 8 and is provided with the positive stop bead groove 81 be complementary with horizontal grid positive stop bead 7 and the spacing preiection 82 mated with the key side channel, when the horizontal grid 6 of locking axially move inward along lock gall, locking horizontal grid 6 is blocked by lock housing, realize the side closure, take groove 15 in when the mobile indentation outside lock gall is axial of the horizontal grid 6 of locking locks horizontal grid, realize the side release.
As preferred version, see Fig. 2, flat pearl assembly 3 comprises the pearl spring 33 between flat pearl 31, the envelope peaceful pearl of pearl 32 and envelope pearl, envelope pearl 32 is taken hole 22 in for interference fit with the flat pearl assembly of lock housing.Described flat pearl assembly 3 can also be other habitual technical schemes in the art.As preferably, described flat pearl assembly and main hoodle are respectively 3-5, and the side hoodle is 3-5.This quantity guaranteed safety, may be controlled to again this.As preferred version, described positive stop bead pushes away pearl and takes 14Yu side, hole hoodle in to take the structure in hole 13 in identical, is positioned at last side hoodle and takes 13 back, hole in.Correspondingly, positive stop bead pushes away the back that pearl 8 is positioned at last side hoodle 5.This structure, be difficult to touch positive stop bead and push away pearl 8 from outside, thereby be difficult to technology unlocking.Described horizontal grid positive stop bead 7 coordinates with positive stop bead groove 81 rollings that positive stop bead pushes away on pearl, and particularly, horizontal grid positive stop bead 7 can easily roll out and roll in positive stop bead groove 81, improves the feel of unblanking, and preferred version is that positive stop bead groove 81 is arc groove.As the described horizontal grid positive stop bead 7 of preferred version, being column, can be also other shapes.
Specific works process during use:
Operating In Persistent Current Mode principle: In Figure 2-4, envelope pearl 32 in flat pearl assembly is taken hole 22 in for interference fit with the flat pearl assembly of lock housing, and flat pearl 31 is moved to the lock gall center under the effect of pearl spring 33, and flat pearl 31 is stuck between lock gall and lock housing, lock gall can't rotate, thereby reaches the purpose of locking; Lock horizontal grid 6 axially moves under horizontal grid spring 64 thrust, horizontal grid positive stop bead 7 enters in the positive stop bead groove 81 that positive stop bead pushes away pearl 8, now side hoodle positioning bead groove 52 and the dislocation of spherical steel ball prevents from locking horizontal grid 6 and retreats, and locking horizontal grid 6 blocks lock housing and locks horizontal grid groove 23, prevent that lock gall from rotating, thereby reach the function of the horizontal grid locking of locking.
Open operating principle: as shown in 5-7 opening schematic diagram, when inserting correct key 100, the main ball race 101 on key 100 coordinates with main hoodle 4, and by main hoodle 4 and flat pearl 31 to along lock gall axially to extrapolation, make bottom and lock housing 2 endoporus of flat pearl 31 tangent, flat pearl latch-release.Positioning convex 52 on side hoodle 5 is under the effect of the side channel 102 of key 100 simultaneously, positioning bead groove 51 is taken groove 15 in the horizontal grid of locking and is aligned, and the side channel 102 of key 100 promotes positive stop bead and pushes away the spacing preiection 82 of pearl 8, making positive stop bead push away pearl 8 pushes away pearl at positive stop bead and moves in taking hole 13 in, force horizontal grid positive stop bead 7 to exit positive stop bead groove 81, thereby horizontal grid positive stop bead 7 drives the horizontal grid 6 of locking and retreats, now, spherical steel ball slips in hoodle positioning bead groove 51 from the side, and enter in positioning bead groove 51, to lock horizontal grid spring-compressed, locking the horizontal grid of horizontal grid 6 retraction takes in groove 15, lock housing is removed locking the blocking of horizontal grid, now twist key and get final product any rotational lock core, thereby reach the purpose of opening lock master.
Claims (8)
1. an anti-theft lock, comprise main hoodle on lock gall, one group of flat pearl assembly, flat pearl assembly, one group of side hoodle and lock housing, described lock gall comprises key, the one group of master's hoodle be communicated with key takes hole in and one group of side hoodle be connected with key is taken hole in, each hoodle can move around in taking hole in accordingly, and the moving direction of main hoodle and side hoodle is perpendicular, described lock housing is provided with the lock gall chamber and the flat pearl assembly that holds flat pearl assembly that is connected with the lock gall chamber is taken hole in, flat pearl in flat pearl assembly can be taken in hole and move around at flat pearl assembly, it is characterized in that: described anti-theft lock also comprises the horizontal grid of locking, horizontal grid positive stop bead, positive stop bead pushes away pearl and horizontal grid positioning bead, described lock gall one side is provided with the axial horizontal grid of the locking that locks horizontal grid that hold and takes groove in, the horizontal grid of described locking can be taken in groove and move axially along lock gall at the horizontal grid of locking, the horizontal grid of described locking are provided with the positioning bead that positive stop bead takes hole in and hold horizontal grid positioning bead and take hole in, one horizontal grid spring can promote to lock horizontal grid and move axially along lock gall, the back that one group of side hoodle on described lock gall is taken hole in is provided with one and holds positive stop bead that positive stop bead pushes away pearl and push away pearl and take hole in, positive stop bead pushes away pearl and can push away pearl at positive stop bead and move around in taking hole in, described positive stop bead pushes away pearl and is provided with the positive stop bead groove be complementary with horizontal grid positive stop bead, the positioning bead groove be complementary with horizontal grid positioning bead is arranged on the hoodle of described side, when the horizontal grid of locking axially move inward along lock gall, locking horizontal grid is blocked by lock housing, realize the side closure, when locking horizontal grid along the axial outside mobile indentation of lock gall, the horizontal grid of locking take groove in, lock housing discharges the horizontal grid of locking, realize the side release.
2. anti-theft lock according to claim 1, is characterized in that described flat pearl assembly comprises the pearl spring between flat pearl, envelope pearl peace pearl and envelope pearl, and the flat pearl component holes of Feng Zhuyu lock housing is interference fit.
3. anti-theft lock according to claim 1, is characterized in that described flat pearl assembly and main hoodle wind Wei 3-5, and the side hoodle is 3-5.
4. anti-theft lock according to claim 1, it is characterized in that pushing away pearl by described positive stop bead, to take the structure that hole takes hole in the side hoodle in identical.
5. anti-theft lock according to claim 1, is characterized in that described horizontal grid positive stop bead and positive stop bead push away positive stop bead trough roller on pearl movingly.
6. anti-theft lock according to claim 5, is characterized in that described positive stop bead groove is circular arc.
7. anti-theft lock according to claim 1, is characterized in that described horizontal grid positive stop bead is column.
8. anti-theft lock according to claim 1, is characterized in that described horizontal grid positioning bead is spherical steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320484857.6U CN203383602U (en) | 2013-08-08 | 2013-08-08 | Anti-theft lock cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320484857.6U CN203383602U (en) | 2013-08-08 | 2013-08-08 | Anti-theft lock cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203383602U true CN203383602U (en) | 2014-01-08 |
Family
ID=49872112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320484857.6U Expired - Lifetime CN203383602U (en) | 2013-08-08 | 2013-08-08 | Anti-theft lock cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203383602U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362365A (en) * | 2013-08-08 | 2013-10-23 | 何太山 | Anti-theft lock cylinder |
| CN105089358A (en) * | 2014-05-05 | 2015-11-25 | 刘航鹰 | Burglarproof lock cylinder and key matched with same |
| CN108518134A (en) * | 2018-06-07 | 2018-09-11 | 中山市基信锁芯有限公司 | A kind of structure-improved of Lock capable of preventing from being opened by master key core |
-
2013
- 2013-08-08 CN CN201320484857.6U patent/CN203383602U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362365A (en) * | 2013-08-08 | 2013-10-23 | 何太山 | Anti-theft lock cylinder |
| CN103362365B (en) * | 2013-08-08 | 2015-05-20 | 何太山 | Anti-theft lock cylinder |
| CN105089358A (en) * | 2014-05-05 | 2015-11-25 | 刘航鹰 | Burglarproof lock cylinder and key matched with same |
| CN108518134A (en) * | 2018-06-07 | 2018-09-11 | 中山市基信锁芯有限公司 | A kind of structure-improved of Lock capable of preventing from being opened by master key core |
| CN108518134B (en) * | 2018-06-07 | 2023-11-21 | 中山市基信锁芯有限公司 | Improved structure for preventing technical unlocking of lock cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140108 Effective date of abandoning: 20150520 |
|
| RGAV | Abandon patent right to avoid regrant |