CN103276965A - Anti-theft spring lock cylinder and key thereof - Google Patents
Anti-theft spring lock cylinder and key thereof Download PDFInfo
- Publication number
- CN103276965A CN103276965A CN2013102263666A CN201310226366A CN103276965A CN 103276965 A CN103276965 A CN 103276965A CN 2013102263666 A CN2013102263666 A CN 2013102263666A CN 201310226366 A CN201310226366 A CN 201310226366A CN 103276965 A CN103276965 A CN 103276965A
- Authority
- CN
- China
- Prior art keywords
- key
- lock core
- cylinder
- pellet shot
- slingshot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention relates to an anti-theft spring lock cylinder and a key. The spring lock cylinder comprises an outer lock cylinder and an inner lock cylinder which are connected through a mortise and tenon joint. An inner key hole of the key is bent. The key comprises a rigid piece matched with an outer key slot in the outer lock cylinder in shape and a flexible tooth-shaped piece arranged on the rigid piece and capable of being inserted in an inner key slot. The spring lock cylinder utilizes the outer lock cylinder to drive the inner lock cylinder to rotate, so that the lock cylinder is anti-theft.
Description
Technical field
The present invention relates to its key of a kind of anti-theft spring lock core.
Background technology
Traditional lock cylinder is by a cylinder with at this cylindrical keyhole that axially is provided with, and radially be provided with 4 or 5 columniform pellet shot from a slingshot holes at keyhole, spring is housed and by the pellet shot from a slingshot of spring push in the pellet shot from a slingshot hole, and in each pellet shot from a slingshot hole pellet shot from a slingshot different in size is installed all.When unblanking, at first key is inserted in the keyhole, make the sawtooth of differing heights on the key corresponding with the pellet shot from a slingshot of different length, rotate even rotate the key lock cylinder, so that lock is opened.Though this kind lock cylinder can lock wing, but since open lock core must be with key with the pellet shot from a slingshot pushing tow to the precalculated position, rotating key then just can make lock cylinder rotate, and key needs relatively large power in the process of rotational lock core, if the hardness of key and rigidity a little less than, key is fractureed, and the bigger key of hardness and rigidity can not be crooked, so the keyhole in the lock cylinder of said structure and key must adopt linear.Yet, rectilinear keyhole can not stretched into by key merely, and as long as diameter or the width of object just can extend in it less than keyhole, all can insert in the keyhole such as L shaped rod member or master key, and when in it, as long as all pellets shot from a slingshot are all pushed into the interface in pellet shot from a slingshot hole, by torsion lock core is freely rotated, lock can be opened, so, have the experience person that unblanks to use other parts just can the lock cylinder of said structure can be opened, the theftproof performance of this kind lock is relatively poor.
For addressing the above problem, in the prior art, a solution is that keyhole is set to circular arc or cross or other shape in the lock cylinder, though the keyhole of described different shape is unfavorable for the parts of other shape and inserts, can prevent from other parts all pellets shot from a slingshot all being pushed into the interface in pellet shot from a slingshot hole to a certain extent, but also be linear for keyhole, other parts also can insert in the keyhole, for veteran operator, utilize other parts also easily this kind lock to be opened, so this kind lock does not have very desirable theftproof performance yet.
Chinese patent 201695779U number disclosed name is called " antitheft primary-secondary abnormally-structured lock core " and proposes, lock core below key is equidirectional is provided with mechanical primary and secondary pellet shot from a slingshot hole, wherein key has the tongue and groove of shaped groove and inside and outside combination according to the form fit of mechanical primary and secondary pellet shot from a slingshot and special-shaped marble, one side of key is provided with the special-shaped marble groove, the special-shaped marble groove is provided with special-shaped marble spring and special-shaped marble, and it combines by double-deck pellet shot from a slingshot and special-shaped marble inside and outside the mechanical primary and secondary.Its meaning is by bullet being hidden in the middle of female pellet shot from a slingshot, to improve reliability and the safety of lock.Though this kind lock core can improve the theftproof performance of lock, but because the key of this kind lock core is rectilinear, rigid member such as L shaped rod member or master key can insert in the key, so, for being arranged, the experience operator also can will be hidden in the position that middle bullet of female pellet shot from a slingshot pulls out out mendelevium, so this kind lock core is difficult to reach thoroughly antitheft problem.
Summary of the invention
The purpose of this invention is to provide a kind of utilize the restriction rigid member can insert that the interior mode of interior key solves just can be with the anti-theft spring lock core of lock core rotational problems without the key of this lock.
Another object of the present invention provides a kind of key of opening anti-theft spring lock core.
Anti-theft spring lock core proposed by the invention comprises internal cylinder and outer lock core, the cylindrical interior key that axially is provided with crooked shape of this internal cylinder, be provided with the pellet shot from a slingshot hole of extending to the cylinder direction perpendicular to interior key, spring be housed and by the pellet shot from a slingshot of spring push in the pellet shot from a slingshot hole; The cylindrical outer key that axially is provided with straight shape and is connected with interior key of this outer lock core, and be provided with the tenon fourth of the twelve Earthly Branches portion that bump type is connected between outer lock core and the internal cylinder.Tenon fourth of the twelve Earthly Branches portion wherein refers to that it is tenon that outer lock core is provided with projection, it is mortise that internal cylinder is provided with the groove that can allow projection to insert, also can be tongue-and-groove or mortise, perhaps to be provided with projection be tenon to internal cylinder, and outer lock core to be provided with the groove that allows projection to insert be mortise.
Described tenon fourth of the twelve Earthly Branches portion comprises the mortise that is arranged on the internal cylinder end, outer lock core be provided be complementary with mortise position and quantity and can insert tenon in the mortise.Tenon on the described outer lock core and the mortise on the internal cylinder are separately positioned on the both sides of outer lock core and internal cylinder.
The bottom of the interior key of described internal cylinder is provided with for the card-bit part that limits key position.The periphery of described outer lock core is equipped with locating part, and the lock core place kick is installed between locating part and outer lock core.Described pellet shot from a slingshot hole is provided with 5-9, and cylinder-shaped marble and rivet type pellet shot from a slingshot are installed in the pellet shot from a slingshot hole.
Comprise the rigid member that is complementary with outer lock core China and foreign countries key shape and the flexible profile of tooth part that can insert interior key that is arranged on this rigid member for the key of opening above-mentioned anti-theft spring lock core.Because flexible profile of tooth part has certain bending deformation quantity, so this flexible profile of tooth part can insert in the crooked interior key.Because the pellet shot from a slingshot hole on the internal cylinder is crooked shape, has only flexible profile of tooth part to insert in it, though flexible profile of tooth part softness can not be rotated lock cylinder, can utilizes rigid member to rotate outer lock core and drive the internal cylinder rotation.
Described rigid member comprises microscler rectangle frame, and the preceding horizontal edge frame of this rectangle frame is provided with for the groove in the profile of tooth part insertion rectangle frame, and two vertical edge frames are provided with the radial groove that limits flexible profile of tooth part position.The mobile cover that is enclosed within on the rectangle frame is fixedly arranged at flexible profile of tooth part.
Anti-theft spring lock core proposed by the invention is to utilize outer lock core to drive internal cylinder to rotate together, and the projection in the tenon fourth of the twelve Earthly Branches portion that adopts between the two is less relatively, if all pellets shot from a slingshot are not all pushed into the interface in pellet shot from a slingshot hole in the internal cylinder, even if lock can not opened with master key yet, and firmly excessive, projection is fractureed, have only outer lock core arbitrarily to rotate, and internal cylinder maintains static, so this kind lock cylinder can be antitheft; Simultaneously because cylinder-shaped marble and rivet type pellet shot from a slingshot are installed in the pellet shot from a slingshot hole in the internal cylinder, rivet type pellet shot from a slingshot wherein can be arranged on the cylinder-shaped marble back, it namely is second layer pellet shot from a slingshot, when other people utilize instrument insertion lock cores such as steel colludes, can make pellet shot from a slingshot be stuck in the limit portion in pellet shot from a slingshot hole, make it can't stir second layer pellet shot from a slingshot, lock can not be opened; In addition, though this lock core comprises internal cylinder and outer lock core, but size and existing lock core after both combinations are basic identical or close, and internal cylinder can be made by two half-cylindrical parts, be arranged to the interior key of crooked shape easily in internal cylinder, so this kind lock cylinder increases cost of manufacture hardly, its structure is uncomplicated.
Description of drawings
Accompanying drawing 2 is that the master of Fig. 1 looks cross-sectional view;
Accompanying drawing 3 is side-looking cross-sectional view of Fig. 1;
Accompanying drawing 5 is that the master of Fig. 4 looks cross-sectional view;
Accompanying drawing 6 is side-looking cross-sectional view of Fig. 4.
The specific embodiment:
Referring to Fig. 1 to Fig. 3, these three accompanying drawings provide the overall appearance structure of an embodiment of anti-theft spring lock core proposed by the invention.This lock cylinder comprises outer lock core 1 and internal cylinder 2, outer lock core 1 wherein has a cylinder 11, the outer key 12 that axially is provided with straight shape at cylinder 11, and be respectively arranged with a tenon 13 in the both sides of cylinder 11 and internal cylinder 2 bottom face in contact, this tenon 13 can adopt cylinder or segment or round platform body or fraction annulus body, and the mortise 23 on this tenon 13 and the internal cylinder 2 forms tenon fourth of the twelve Earthly Branches portions.Can fix in order to make outer lock core 1, periphery at outer lock core 1 is equipped with locating part 3, this locating part 3 has the annular plate 31 that is enclosed within outer lock core 1 external surface, between annular plate 31 and outer lock core 1 lock core positioning bead 32 is installed, so that outer lock core 1 can conveniently rotate.
Referring to Fig. 4 to Fig. 6, these three accompanying drawings provide the overall appearance structure that 4 one embodiment of key of antitheft sylinder are opened in proposed by the invention being used for.This key 4 comprises rigid member and flexible profile of tooth part 43, and mobile cover 44, and wherein, rigid member is made of microscler rectangle frame 41, and the preceding horizontal edge frame of rectangle frame 41 is provided with groove 42, and two vertical edge frame is provided with radial groove (not providing among the figure).Flexible profile of tooth part 43 inserts in the rectangle frame 41 from groove 42, and limits its position by radial groove.In order to make the flexible profile of tooth part 43 can moving axially along rectangle frame 41, flexible profile of tooth part 43 is fixed on the mobile cover 44 that is enclosed within on the rectangle frame 41, when the promotion movement overlaps 44 up and down, can make flexible profile of tooth part 43 extend rectangle frame 41 or get back in the rectangle frame 41, and utilize rectangle frame 41 or mobile cover 44 to reverse outer lock core 1.
In addition, because key is be used to the parts of opening antitheft sylinder, so key also can adopt other structure, as adopting the rigid member that is made of plate and the structure that is installed in the flexible profile of tooth part of this rigid member end, the key of this kind structure can be opened antitheft sylinder equally.
Claims (9)
1. anti-theft spring lock core is characterized in that comprising:
Internal cylinder: the cylindrical interior key that axially is provided with crooked shape of this internal cylinder, be provided with the pellet shot from a slingshot hole of extending to the cylinder direction perpendicular to interior key, spring is housed and by the pellet shot from a slingshot of spring push in the pellet shot from a slingshot hole; With
Outer lock core: the cylindrical outer key that axially is provided with straight shape and is connected with interior key of outer lock core, and be provided with the tenon fourth of the twelve Earthly Branches portion that bump type is connected between outer lock core and the internal cylinder.
2. lock cylinder according to claim 1, it is characterized in that: described tenon fourth of the twelve Earthly Branches portion comprises the mortise that is arranged on the internal cylinder end, outer lock core be provided be complementary with mortise position and quantity and can insert tenon in the mortise.
3. lock cylinder according to claim 1 and 2, it is characterized in that: the tenon on the described outer lock core and the mortise on the internal cylinder are separately positioned on the both sides of outer lock core and internal cylinder.
4. lock cylinder according to claim 1 is characterized in that: the bottom of the interior key of described internal cylinder is provided with for the card-bit part that limits key position.
5. lock cylinder according to claim 1 is characterized in that: described pellet shot from a slingshot hole is provided with 5-9, and cylinder-shaped marble and rivet type pellet shot from a slingshot are installed in the pellet shot from a slingshot hole.
6. lock cylinder according to claim 1, it is characterized in that: the periphery of described outer lock core is equipped with locating part, and the lock core place kick is installed between locating part and outer lock core.
7. be used for opening the key of claim 1 or 2 or 3 or 4 or 5 described anti-theft spring lock cores, it is characterized in that: this key comprises the rigid member that is complementary with outer lock core China and foreign countries key shape and is arranged on the flexible profile of tooth part in the interior key of inserting on this rigid member.
8. key according to claim 7, it is characterized in that: described rigid member comprises microscler rectangle frame, the preceding horizontal edge frame of this rectangle frame is provided with for the groove in the profile of tooth part insertion rectangle frame, and two vertical edge frames are provided with the radial groove that limits flexible profile of tooth part position.
9. key according to claim 8 is characterized in that: the mobile cover that is enclosed within on the rectangle frame is fixedly arranged on the described flexible profile of tooth part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102263666A CN103276965A (en) | 2013-06-08 | 2013-06-08 | Anti-theft spring lock cylinder and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102263666A CN103276965A (en) | 2013-06-08 | 2013-06-08 | Anti-theft spring lock cylinder and key thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103276965A true CN103276965A (en) | 2013-09-04 |
Family
ID=49059571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102263666A Pending CN103276965A (en) | 2013-06-08 | 2013-06-08 | Anti-theft spring lock cylinder and key thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103276965A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863377A (en) * | 2016-06-12 | 2016-08-17 | 德阳市恒达灯具制造有限公司 | Indirectly opened anti-theft lock |
| CN105927040A (en) * | 2016-05-10 | 2016-09-07 | 余义伦 | Perfect lock |
| CN106088852A (en) * | 2016-06-21 | 2016-11-09 | 宁波市鄞州剑均机械科技有限公司 | Padlock and the combination of key |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111019A (en) * | 1977-02-22 | 1978-09-05 | Hall & Myers | Pickproof lock |
| CN1105092A (en) * | 1994-01-05 | 1995-07-12 | 许允桐 | Curved lock core with multi-layer positioning guide |
| CN1079481C (en) * | 1995-12-04 | 2002-02-20 | 王庆财 | Folding lockset with anti-digging directional structure |
| CN2604492Y (en) * | 2003-01-23 | 2004-02-25 | 兴联泰股份有限公司 | Lock capable of fixing key |
| CN2780919Y (en) * | 2005-04-14 | 2006-05-17 | 王双琦 | Anti-theft lock and special key |
| CN201037325Y (en) * | 2007-05-10 | 2008-03-19 | 陈明 | Novel safety theft-proof lock core master device |
| CN201040950Y (en) * | 2007-04-27 | 2008-03-26 | 马贵朋 | Billiard anti-theft lock core with high anti-theft property and its matched chain type key |
| CN101956491A (en) * | 2010-06-03 | 2011-01-26 | 林智勇 | Combined oblique lock core liner |
| CN201874321U (en) * | 2010-10-24 | 2011-06-22 | 冯兆斌 | Chain key and bend lock cylinder |
| CN203308207U (en) * | 2013-06-08 | 2013-11-27 | 张胜利 | Anti-theft night lock core and key thereof |
-
2013
- 2013-06-08 CN CN2013102263666A patent/CN103276965A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111019A (en) * | 1977-02-22 | 1978-09-05 | Hall & Myers | Pickproof lock |
| CN1105092A (en) * | 1994-01-05 | 1995-07-12 | 许允桐 | Curved lock core with multi-layer positioning guide |
| CN1079481C (en) * | 1995-12-04 | 2002-02-20 | 王庆财 | Folding lockset with anti-digging directional structure |
| CN2604492Y (en) * | 2003-01-23 | 2004-02-25 | 兴联泰股份有限公司 | Lock capable of fixing key |
| CN2780919Y (en) * | 2005-04-14 | 2006-05-17 | 王双琦 | Anti-theft lock and special key |
| CN201040950Y (en) * | 2007-04-27 | 2008-03-26 | 马贵朋 | Billiard anti-theft lock core with high anti-theft property and its matched chain type key |
| CN201037325Y (en) * | 2007-05-10 | 2008-03-19 | 陈明 | Novel safety theft-proof lock core master device |
| CN101956491A (en) * | 2010-06-03 | 2011-01-26 | 林智勇 | Combined oblique lock core liner |
| CN201874321U (en) * | 2010-10-24 | 2011-06-22 | 冯兆斌 | Chain key and bend lock cylinder |
| CN203308207U (en) * | 2013-06-08 | 2013-11-27 | 张胜利 | Anti-theft night lock core and key thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927040A (en) * | 2016-05-10 | 2016-09-07 | 余义伦 | Perfect lock |
| CN105927040B (en) * | 2016-05-10 | 2019-07-16 | 余义伦 | A kind of lock |
| CN105863377A (en) * | 2016-06-12 | 2016-08-17 | 德阳市恒达灯具制造有限公司 | Indirectly opened anti-theft lock |
| CN105863377B (en) * | 2016-06-12 | 2018-04-24 | 德阳市恒达灯具制造有限公司 | Indirect opening type theftproof lock |
| CN106088852A (en) * | 2016-06-21 | 2016-11-09 | 宁波市鄞州剑均机械科技有限公司 | Padlock and the combination of key |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20140250959A1 (en) | Magnetic lock | |
| CN103276965A (en) | Anti-theft spring lock cylinder and key thereof | |
| CN203308207U (en) | Anti-theft night lock core and key thereof | |
| CN107016941A (en) | LED display connection lock | |
| CN201723018U (en) | Mortice door lock with gear transmission structure | |
| CN103573037B (en) | Anti-theft lock device | |
| CN201826633U (en) | Mortice door lock with gear transmission structure | |
| CN203213721U (en) | Double-vane lock | |
| CN108166844A (en) | Thumb wheel component and linkage lock core | |
| CN202596297U (en) | Linkage padlock | |
| CN203160870U (en) | Lock set | |
| CN207609264U (en) | Thumb wheel component and linkage lock core | |
| CN204590827U (en) | The anti-lock cylinder of mortise and tenon type | |
| CN204960557U (en) | Box -like back lock of manually -operated on | |
| CN101571015A (en) | Lock core capable of replacing lock key rapidly, lock core group thereof and operation method | |
| CN201509520U (en) | Engaging and disengaging device of fishing reel | |
| CN215671630U (en) | Mechanical anti-theft cylinder lock and key matched with same | |
| CN104895407A (en) | Top plate type returning clutch assembly | |
| CN203626420U (en) | Vane type lock | |
| CN201040959Y (en) | Magnetic induction anti-theft lock | |
| CN203145624U (en) | Magnet edge lock | |
| CN201786087U (en) | Improved knob lock | |
| CN201567938U (en) | Fully-hidden moveable anti-theft window | |
| CN202159616U (en) | Lockset | |
| CN203050241U (en) | One-way back-blocking type door lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130904 |