CN201687275U - Anti-theft pin tumbler lock - Google Patents
Anti-theft pin tumbler lock Download PDFInfo
- Publication number
- CN201687275U CN201687275U CN2010201215224U CN201020121522U CN201687275U CN 201687275 U CN201687275 U CN 201687275U CN 2010201215224 U CN2010201215224 U CN 2010201215224U CN 201020121522 U CN201020121522 U CN 201020121522U CN 201687275 U CN201687275 U CN 201687275U
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- slingshot
- lock core
- pellet shot
- lock
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Abstract
The utility model provides an anti-theft pin tumbler lock which solves the disadvantage in anti-theft performance of the anti-theft pin tumbler lock and mainly comprises a lock body, three layers of lock cores, a lock key spring, solid, hollow and grenade (with grooves in the middle of thick heads)-shaped pin tumblers, a guide rail and a plug. Lock key tooth pin tumbler holes in the lock cores are arrayed in a single-face manner, in a symmetrical two-face manner, in a spaced manner with the three faces presenting a 60-DEG angle, and in a manner with the four faces presenting a crossed shape. When the lock is not unlocked, the pin tumbler holes on the first, second and third layers of lock cores are respectively communicated, and 2 to 5 solid cores, 2 to 5 hollow cores and 2 to 5 solid pin tumblers are sequentially connected in series in the communicated pin tumbler holes from inside to outside; after a key to the lock is inserted, the rotation of the first layer of lock core is utilized to fix the height of the solid cores and the hollow pin tumblers in the second layer of lock core for being matched with the grenade-shaped pin tumblers on the third layer of lock core, thin heads of the grenade-shaped pin tumblers are in contact with the solid pin tumblers after penetrating through all the hollow pin tumblers under the action of the guide rail, and then the thick heads can enter a control zone between the third layer of lock core and the lock body; at the moment, the lock is unlocked.
Description
Affiliated technical field
The utility model relates to a kind of lockset, antitheft sylinder.
Background technology
Cylinder lock is since the 19th-century invention, its structure particularly lock core structure is updated, theftproof performance improves constantly, thereby be able to widespread usage, but make a general survey of various cylinder lock sets, all there is a problem in its structure, be to have only a lock core in the lock body, also have only two pieces of pellets shot from a slingshot that shape is identical in the lock core marble hole, therefore utilize and get the gap between lock body and the lock core, use special-purpose small tools (a kind of shape is like the small tools of curetteearpick) just can enter and be fixed in lock marble hole from lock core marble hole the last pellet shot from a slingshot top in the lock core marble hole very like a cork, following pellet shot from a slingshot then stops in lock core marble hole, such two pieces of pellets shot from a slingshot are ineffective, and lock core then can arbitrarily rotate in lock body, and lockset loses function own.
Summary of the invention
In order to solve the problem of the existing antitheft aspect of lockset, the utility model provides a kind of antitheft sylinder, it mainly comprises lock body, lock core, key, spring, pellet shot from a slingshot, guided way and obstruction. in lock body, be provided with three layers of lock core, lockset is when initial state, first floor, the second layer, all pellet shot from a slingshot holes communicate respectively on the 3rd layer of lock core, all adopt the shape difference of many pieces of pellets shot from a slingshot and pellet shot from a slingshot in the pellet shot from a slingshot hole that each communicates on lock core--real core cylindrical shape pellet shot from a slingshot, hollow cylindrical shape pellet shot from a slingshot, and the cylindrical high low dimensional difference of these two kinds of pellets shot from a slingshot, the high low dimensional of cylinder that is real core cylindrical shape pellet shot from a slingshot varies, the high low dimensional of cylinder of hollow cylindrical shape pellet shot from a slingshot varies, at the 3rd layer of grenade shape pellet shot from a slingshot (trough of belt in the middle of its thick head) that guided way control is arranged above the lock core, hollow cylindrical shape pellets shot from a slingshot all in its thin head and the second layer lock core match, its thick head matches with the control zone between the 3rd layer of lock core cylindrical and the lock body, in lock body, the design of the identical and pellet shot from a slingshot inequality of many pieces of shapes in three layers of lock core and the same pellet shot from a slingshot hole that communicates of lock core, make between lock body and the lock core, gap between lock core and the lock core can't be utilized, promptly be to use special tool(s) also pellet shot from a slingshot accurately can't be adjusted to the enable possition of lockset, thereby make lockset have anti-theft feature.
The technical scheme that its technical problem that solves the utility model adopts is that design has three layers of lock core in lock body, the shape and the method to set up of all pellets shot from a slingshot in the lock core marble hole, its scheme is achieved like this, in lock body, adopt three layers of lock core, wherein have only a kind of pellet shot from a slingshot hole on first floor lock core and the second layer lock core---a kind of pellet shot from a slingshot hole that is used to install the cylindrical shape pellet shot from a slingshot, on the 3rd layer of lock core, two kinds of pellet shot from a slingshot holes being arranged then---a kind of pellet shot from a slingshot hole and a kind of pellet shot from a slingshot hole that is used to install grenade shape pellet shot from a slingshot that is used to install the cylindrical shape pellet shot from a slingshot, the design of three layers of lock core make lock body and lock core, gap between lock core and the lock core can't be utilized.When lockset is in initial state, first, two, the pellet shot from a slingshot hole that the cylindrical shape pellet shot from a slingshot is installed that is useful on three layers of lock core is in the position that communicates respectively, in each pellet shot from a slingshot hole that communicates of three layers of lock core, (beginning to second layer lock core marble hole and the 3rd layer of lock core marble hole) from the first floor lock core marble hole, be separately installed with real core cylindrical shape pellet shot from a slingshot more than 2 pieces outward by the lining, hollow cylindrical shape pellet shot from a slingshot more than 2 pieces, real core cylindrical shape pellet shot from a slingshot is in series more than 2 pieces, in the same pellet shot from a slingshot hole that communicates of lock core, adopt the many pieces of pellets shot from a slingshot that shape is identical and inequality, and shape is identical but its cylindrical high low dimensional is inequality, so just make the special-purpose key of non-lockset can't find out its Lift accurately.Its opening travel is the rotation that utilizes the first floor lock core, the height of the pellet shot from a slingshot that works in the second layer lock core marble hole is fixed, after the first floor lock core rotates, the effect of the pellet shot from a slingshot in the first floor lock core marble hole just is through with, the pellet shot from a slingshot that works is all pushed up in the pellet shot from a slingshot hole of second layer lock core, and you can not make the position of pellet shot from a slingshot in the second layer lock core marble hole change with any special tool(s) like this.Because in the pellet shot from a slingshot hole that each communicates at lock core, all adopt the design of many pieces of pellets shot from a slingshot, make lockset in many under the situation (height of key tooth) all the first floor lock core may be rotated, but have only in you communicate the pellet shot from a slingshot hole in lock core all hollow cylindrical shape pellets shot from a slingshot all to push up in the pellet shot from a slingshot hole of second layer lock core and must be that the top that the position of the one piece of pellet shot from a slingshot in the top of all the hollow cylindrical shape pellets shot from a slingshot in all pellet shot from a slingshot holes that communicate in the lockset is in second layer lock core marble hole is the contact surface position of second layer lock core and the 3rd layer of lock core, rotation only in this way is only effective rotation, also only in this way just can make the thin head of grenade shape pellet shot from a slingshot pass all hollow cylindrical shape pellets shot from a slingshot contacts with real core cylindrical shape pellet shot from a slingshot, its thick head is also just entered the control zone between the 3rd layer of lock core and the lock body, also just can finish the opening travel of lockset, lockset is opened.Otherwise, lock core communicates has one piece of hollow cylindrical shape pellet shot from a slingshot not to be in the position that it should be located in the pellet shot from a slingshot hole, promptly not in second layer lock core marble hole, but stay the first floor lock core marble hole or stay in the 3rd layer of lock core marble hole, the thin head of grenade shape pellet shot from a slingshot just can not pass lock core and communicate that all hollow cylindrical shape pellets shot from a slingshot contact with real core cylindrical shape pellet shot from a slingshot in the pellet shot from a slingshot hole so, its thick head is with regard to because of outside the downward degree of depth control zone that is stuck between the 3rd layer of lock core and the lock body not in place so, and lockset just can't not opened because of finishing opening travel like this.
The beneficial effects of the utility model are, when lockset possesses anti-theft feature, utilize the interspersed cooperation between the pellet shot from a slingshot of difformity, different size, reach its simple and practical purpose.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is lockset drawing of site of various pellets shot from a slingshot in three layers of lock core when not opening.
Fig. 3 is used for the real core cylindrical shape pellet shot from a slingshot that matches with grenade shape pellet shot from a slingshot in the 3rd layer of lock core and the drawing of site of hollow cylindrical shape pellet shot from a slingshot in the second layer lock core.
Fig. 4 be the 3rd layer of grenade shape pellet shot from a slingshot in the lock core with second layer lock core in real core cylindrical shape pellet shot from a slingshot, the drawing of site when hollow cylindrical shape pellet shot from a slingshot matches.
Fig. 5 is the drawing of site of lockset each control lever and control flume when not opening.
Fig. 6 is a control flume 8 and the figure that cooperates of control lever 9.
Fig. 7 is the cooperation figure of triangle control flume 10 control levers 13.
Fig. 8 is a control lever 11 and the figure that cooperates of square control flume 12 and lock body.
Fig. 9 is the part drawing of real core cylindrical shape pellet shot from a slingshot 1, hollow cylindrical shape pellet shot from a slingshot 2, grenade shape pellet shot from a slingshot 3.
Specific embodiments
The utility model antitheft sylinder mainly is made up of lock body, lock core, spring, pellet shot from a slingshot, guided way, obstruction and key.Lock core marble hole can be divided into single face key tooth pellet shot from a slingshot hole according to the difference of key, the two-sided plane symmetry shape key tooth pellet shot from a slingshot hole, three faces of being is 60 degree key tooth pellet shot from a slingshot holes and four sides are the four kinds of patterns in cross key tooth pellet shot from a slingshot hole at interval.At this is example with single face key tooth pellet shot from a slingshot hole lockset only, when lockset is not opened, among Fig. 2, first floor lock core (6) in the lock body, second layer lock core (5), the pellet shot from a slingshot hole that the cylindrical shape pellet shot from a slingshot is installed in last all being used for of the 3rd layer of lock core (4) is in the position that communicates, be used for installing except the pellet shot from a slingshot hole of grenade shape pellet shot from a slingshot, each being used for of communicating of lock core is installed in the pellet shot from a slingshot hole of cylindrical shape pellet shot from a slingshot from first floor lock core (6) pellet shot from a slingshot aperture second layer lock core (5) the three layers of lock core in pellet shot from a slingshot hole to the (4) pellet shot from a slingshot hole and real core cylindrical shape pellet shot from a slingshot (1) more than 2 pieces is installed outside successively by the lining, more than 2 pieces hollow cylindrical shape pellet shot from a slingshot (2) and more than 2 pieces real core cylindrical shape pellet shot from a slingshot (1) be in series, among Fig. 5, first floor lock core control flume (8), control lever (9), second layer lock core triangle control flume (10), the square control flume of second layer lock core (12), control lever (11), control lever (13) all is in original position.After inserting this lockset key, first floor lock core (6), second layer lock core (5), the 3rd layer of lock core (4) communicates pellet shot from a slingshot in the pellet shot from a slingshot hole successively by jack-up, first floor lock core (6) wherein, second layer lock core (5), the 3rd layer of lock core (4) all hollow cylindrical shape pellets shot from a slingshot (2) that communicates in the pellet shot from a slingshot hole are all stayed in second layer lock core (5) the pellet shot from a slingshot hole, and the uppermost quilt of hollow cylindrical shape pellet shot from a slingshot (2) more than 2 pieces in each pellet shot from a slingshot hole that communicates pushes up the top in second layer lock core (5) pellet shot from a slingshot hole, in each second layer lock core (5) pellet shot from a slingshot hole, except that all hollow cylindrical shape pellets shot from a slingshot (2), also have several pieces of real core cylindrical shape pellets shot from a slingshot (1), rotate key this moment, first floor lock core (6) rotates with key, among Fig. 6, when the left side of first floor lock core control flume (8) with after control lever (9) contacts, being about to first floor lock core (6) fuses with second layer lock core (5), be rotated further key, first floor lock core (6) with second layer lock core (5) along with key rotates, among Fig. 3, when the pellet shot from a slingshot hole that being used on second layer lock core (5) pellet shot from a slingshot hole and the 3rd layer of lock core (4) installed grenade shape pellet shot from a slingshot communicates, at this moment, among Fig. 7, the left side of second layer lock core triangle control flume (10) contacts with control lever (13), be about to first floor lock core (6) like this, second layer lock core (5), the 3rd layer of lock core (4) fuses, rotate key once more, first floor lock core (6), second layer lock core (5), the 3rd layer of lock core (4) rotates together, in first floor lock core (6), second layer lock core (5), when the 3rd layer of lock core (4) rotates together, among Fig. 4, the grenade shape pellet shot from a slingshot (3) that is in guided way (14) section start above the 3rd layer of lock core (4) is then along with lock core rotates together, under the effect of guided way (14), all hollow cylindrical shape pellets shot from a slingshot (2) that the thin head of grenade shape pellet shot from a slingshot (3) is passed down through in second layer lock core (5) the pellet shot from a slingshot hole gradually contact with real core cylindrical shape pellet shot from a slingshot (1) in second layer lock core (5) the pellet shot from a slingshot hole, be rotated further key, among Fig. 4, first floor lock core (6), second layer lock core (5), the 3rd layer of lock core (4) rotates together, the thick head of grenade shape pellet shot from a slingshot (3) progresses into the control zone between the 3rd layer of lock core (4) and the lock body, at this moment, among Fig. 8, the thin head of control lever (11) enters in the square control flume of second layer lock core (12), the purpose that control lever (11) matches with the square control flume of second layer lock core (12) is after the lockset unlatching finishes, and is used for driving the 3rd layer of lock core and the second layer lock core during key revolution toward rotating.Be rotated further key till the unlatching of finishing lockset.But, if the height that to use the special-purpose key of non-lockset be the key tooth does not meet the height requirement of this lockset key tooth, hollow cylindrical shape pellet shot from a slingshot (2) just can not all be stayed in the pellet shot from a slingshot hole of second layer lock core (5) so, have in the pellet shot from a slingshot hole of staying first floor lock core (6), also have in the pellet shot from a slingshot hole of staying the 3rd layer of lock core (4), hollow cylindrical shape pellet shot from a slingshot (2) just can not all be utilized so, then the thin head of grenade shape pellet shot from a slingshot (3) just contacts with real core cylindrical shape pellet shot from a slingshot (1) because of not passing all hollow cylindrical shape pellets shot from a slingshot (2), and make the thick head of grenade shape pellet shot from a slingshot (3) because of outside the not enough control zone that is stuck between the 3rd layer of lock core (4) and the lock body of the degree of depth downwards, lock core also just can not continue rotation like this, and lockset also just can't be opened.
Claims (3)
1. antitheft sylinder, comprise lock body, lock core, key, pellet shot from a slingshot, spring and obstruction, it is characterized in that design has three layers of lock core in lock body, be respectively the first floor lock core outward by the lining, second layer lock core and the 3rd layer of lock core, the shape that in each pellet shot from a slingshot hole of lock core, adds many pieces of pellets shot from a slingshot and pellet shot from a slingshot, high low dimensional difference, in addition, at the 3rd layer of grenade shape pellet shot from a slingshot that is added with above the lock core under guided way control, the thin head of grenade shape pellet shot from a slingshot matches with all the hollow cylindrical shape pellets shot from a slingshot in the second layer lock core marble hole, its thick head control zone between the 3rd layer of lock core and lock body.
2. antitheft sylinder according to claim 1 is characterized in that the shape of pellet shot from a slingshot has real core cylindrical shape, hollow cylindrical shape and grenade shape.
3. antitheft sylinder according to claim 1, it is characterized in that lockset is when original position, pellet shot from a slingshot hole on the first floor lock core, pellet shot from a slingshot hole on the second layer lock core, pellet shot from a slingshot hole on the 3rd layer of lock core communicates respectively, and real core cylindrical shape pellet shot from a slingshot more than 2 pieces is housed in the first floor lock core marble hole, hollow cylindrical shape pellet shot from a slingshot more than 2 pieces is housed in the second layer lock core marble hole, real core cylindrical shape pellet shot from a slingshot more than 2 pieces is housed in the 3rd layer of lock core marble hole, all pellets shot from a slingshot are cascaded in each pellet shot from a slingshot hole that communicates, when lockset is in the unlatching completing place, the thin head of grenade shape pellet shot from a slingshot passes hollow cylindrical shape pellets shot from a slingshot all in the second layer lock core marble hole and contacts with real core cylindrical shape pellet shot from a slingshot, its thick head control zone between the 3rd layer of lock core and lock body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010201215224U CN201687275U (en) | 2009-02-28 | 2010-01-30 | Anti-theft pin tumbler lock |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920007864 | 2009-02-28 | ||
CN200920007864.0 | 2009-02-28 | ||
CN2010201215224U CN201687275U (en) | 2009-02-28 | 2010-01-30 | Anti-theft pin tumbler lock |
Publications (1)
Publication Number | Publication Date |
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CN201687275U true CN201687275U (en) | 2010-12-29 |
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ID=43375559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2010201215224U Expired - Fee Related CN201687275U (en) | 2009-02-28 | 2010-01-30 | Anti-theft pin tumbler lock |
Country Status (1)
Country | Link |
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CN (1) | CN201687275U (en) |
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2010
- 2010-01-30 CN CN2010201215224U patent/CN201687275U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20130130 |
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CF01 | Termination of patent right due to non-payment of annual fee |