CN201395977Y - Anti-theft lock core - Google Patents
Anti-theft lock core Download PDFInfo
- Publication number
- CN201395977Y CN201395977Y CN2008202190797U CN200820219079U CN201395977Y CN 201395977 Y CN201395977 Y CN 201395977Y CN 2008202190797 U CN2008202190797 U CN 2008202190797U CN 200820219079 U CN200820219079 U CN 200820219079U CN 201395977 Y CN201395977 Y CN 201395977Y
- Authority
- CN
- China
- Prior art keywords
- slingshot
- pellet shot
- core
- circular arc
- loose slot
- 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.)
- Expired - Fee Related
Links
- 239000008188 pellet Substances 0.000 claims abstract description 49
- 230000001154 acute effect Effects 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004579 marble Substances 0.000 abstract 1
- 230000000295 complement effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Landscapes
- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to an anti-theft lock core, the technical scheme of adoption is: the anti-theft lock core has the basic characteristics of the lock core. The key hole and the telescopic half marble which are intersected into a right angle or an acute angle or an obtuse angle by two rows of common marbles are arranged in the lock core. The lock core is provided with a circular arc-shaped movable groove, and the outer core is provided with a semi-pin type spring bayonet lock and a slope spring bayonet lock; when not opening, the front end of telescopic half pellet shot from a slingshot extends extremely and feels, and the front end top of half pellet shot from a slingshot formula spring bayonet lock and domatic spring bayonet lock is on the outer wall of inner core, only when opening, goes to open with the assorted key, just can make the upper end of telescopic half pellet shot from a slingshot and the outer rotating surface parallel and level of inner core, the utility model discloses can intersect into the right angle or acute angle, obtuse keyhole through two rows of ordinary pellet shot from a slingshot with telescopic half pellet shot from a slingshot when becoming to seal the keyhole, play the theftproof effect in two aspects.
Description
Technical field: the utility model relates to a kind of lock core, particularly a kind of anti-theft lock.
Background technology: current, anti-theft lock is a lot of on the market, has the people to design a kind of anti-theft lock that has protective sheet and locking groove in order to improve theftproof performance, and the patent No. is: 200320113865, though 6 this lock cores increase on theftproof performance, but, also exist deficiency, if adopt first push-tight with respect to the pellet shot from a slingshot on the protective sheet, and then the method for loosening, lock core still can be unlocked, so theftproof performance is poor.
Summary of the invention: in order to address the above problem, the utility model provides a kind of anti-theft lock, except that the essential characteristic with lock core, is provided with in the lock core and utilizes that two row's common spring meet at right angle, the keyhole and telescopic half pellet shot from a slingshot at acute angle or obtuse angle.The circular arc loose slot is arranged on the outer core, and domatic spring detent is installed in the circular arc loose slot, and half cylinder type spring detent is installed in a circular arc loose slot side radially; In inner core, with respect to telescopic half pellet shot from a slingshot is installed on the position of circular arc loose slot.When not opening, the front end of telescopic half pellet shot from a slingshot extends ultimate attainment, the front end of half cylinder type spring detent and domatic spring detent withstands on the outer wall of inner core, only when opening, go to open with the key that is complementary, just can make the upper end of telescopic half pellet shot from a slingshot concordant with the inner rotary face of inner core, the utility model can two row's common spring meet at right angle by utilizing, the device of the keyhole at acute angle or obtuse angle seals keyhole, make foreign matter be difficult to be deep in the keyhole that is closed, touching has reached antitheft effect less than telescopic half pellet shot from a slingshot.
The technical solution of the utility model is:
Anti-theft lock is made up of outer core, inner core, and two row's directions meet at right angle relatively, installation common spring in the common spring hole at acute angle or obtuse angle, and through outer core, inner core, keyhole places inner core; Telescopic half pellet shot from a slingshot is installed in the telescopic half pellet shot from a slingshot hole, is run through inner core, projection is arranged at the bottom of telescopic half pellet shot from a slingshot, top in projection, the outside of telescopic half pellet shot from a slingshot is provided with spring, and the elastic force of the spring of half cylinder type spring detent rear end is greater than the elastic force of the spring of telescopic half pellet shot from a slingshot outside.On the inwall of core, the circular arc loose slot is arranged on the position with respect to telescopic half pellet shot from a slingshot outside, and the arc length of circular arc loose slot is greater than the diameter of telescopic half pellet shot from a slingshot; Domatic spring detent is installed in the circular arc loose slot of core outside; Half cylinder type spring detent is installed on the core outside.Half cylinder type spring detent is installed in a circular arc loose slot side radially; In inner core, with respect to telescopic half pellet shot from a slingshot is installed on the position of circular arc loose slot.When opening not, stagger in the position of telescopic half pellet shot from a slingshot and half cylinder type spring detent.And it also can be a plurality of that the anti-theft device of being made up of each parts in telescopic half pellet shot from a slingshot, circular arc loose slot and the circular arc loose slot can be one.Anti-theft device in circular arc loose slot and the circular arc loose slot thereof is installed on the inwall of outer core.
Operating principle of the present utility model:
When non-opening, the front end of common spring reaches in the keyhole, and telescopic half pellet shot from a slingshot is owing to the effect of spring, and it is ultimate attainment that telescopic half pellet shot from a slingshot is extended, and the half cylinder type spring detent in the outer core and the front end of domatic spring detent withstand on the outer wall of inner core.
When normal unlatching, key inserts in the keyhole, and the front end of common spring matches with teeth groove on the key, the front end of telescopic half pellet shot from a slingshot matches with teeth groove on the key, the section that makes each pellet shot from a slingshot matches with the rotation interface of outer core and SMIS, key at this moment, and lock core is normally opened.
The beneficial effects of the utility model:
Because in lock core, be provided with and utilize that two row's common spring meet at right angle, the device of the sealed key hole at acute angle or obtuse angle and the technology of telescopic half pellet shot from a slingshot, make foreign matter be difficult to extend in the keyhole of sealing, touching is less than telescopic half pellet shot from a slingshot that stretches out, be difficult to lock core is opened, reached antitheft effect.
Description of drawings:
Fig. 1 is the overall structure figure of lock core of the present utility model
Fig. 2 is the structural representation of outer core 1 of the present utility model
Fig. 3 is the A-A sectional drawing of the utility model Fig. 1
Fig. 4 is the B-B sectional drawing of the utility model Fig. 1
Fig. 5 is a kind of key schematic diagram that is complementary of the utility model
The specific embodiment:
Anti-theft lock shown in Fig. 1-4, anti-theft lock is made up of outer core 1, inner core 2, and two row's directions meet at right angle relatively, common spring 10 are installed in the common spring hole 4 at acute angle or obtuse angle, and through outer core 1, inner core 2, keyhole 3 places inner core 2; In the telescopic half pellet shot from a slingshot hole 5 telescopic half pellet shot from a slingshot 11 is installed, run through inner core 2, projection 12 is arranged at the bottom of telescopic half pellet shot from a slingshot 11, top in projection 12, the outside of telescopic half pellet shot from a slingshot, be provided with spring 13, and the elastic force of the spring of half cylinder type spring detent, 9 rear ends is greater than the elastic force of the spring 13 of telescopic half pellet shot from a slingshot 11 outsides.On the inwall of core 1, circular arc loose slot 6 is arranged on the position with respect to telescopic half pellet shot from a slingshot 11 outside, and the arc length of circular arc loose slot 6 is greater than the diameter of telescopic half pellet shot from a slingshot 11; In the circular arc loose slot 6 of core domatic spring detent 14 is installed outside; Half cylinder type spring detent 9 is installed on the core outside.Half cylinder type spring detent 9 is installed in circular arc loose slot 6 side radially; In inner core, with respect to telescopic half pellet shot from a slingshot 11 is installed on the position of circular arc loose slot 6.When opening not, stagger in the position of telescopic half pellet shot from a slingshot 11 and half cylinder type spring detent 9.And it also can be a plurality of that the anti-theft device of being made up of each parts in telescopic half pellet shot from a slingshot 11, circular arc loose slot 6 and the circular arc loose slot can be one.Anti-theft device in circular arc loose slot 6 and the circular arc loose slot thereof is installed on the inwall of outer core.
When unnormal unlocking: remove unnormal unlocking with foreign matter, when if the upper end of telescopic half pellet shot from a slingshot is lower than the outer commentaries on classics face of inner core, when go to outside during the relative position of first cylinder type spring detent of core, the front end of half cylinder type spring detent can be deep in the telescopic half pellet shot from a slingshot hole, makes the inner core limited in rotation.Two row's common spring meet at right angle, the keyhole at acute angle or obtuse angle has sealed keyhole owing to utilize.Do not have the telescopic half pellet shot from a slingshot application of force of foreign matter to stretching out, the strength of the spring of half cylinder type spring detent rear end can be pushed into the limit to telescopic half pellet shot from a slingshot, and lock core is stuck, and promptly can not turn round, and can not be rotated further again.
And for example the upper end of telescopic half pellet shot from a slingshot of fruit is higher than the outer commentaries on classics face of inner core, when go to outside on the core during position of domatic spring detent, because domatic spring detent is domatic towards the one side of telescopic half pellet shot from a slingshot, so the outside core direction motion of domatic spring detent can be oppressed in the upper end of telescopic half pellet shot from a slingshot, and by domatic spring detent, on the inwall that touches circular arc loose slot one side, promptly can not be rotated further, can not turn round again, make the inner core limited in rotation.Simultaneously, utilize that two row's common spring meet at right angle, the keyhole at acute angle or obtuse angle has sealed keyhole, foreign matter can't be extend in the keyhole, so improper means can not be opened lock core.
Claims (6)
1, anti-theft lock is characterized in that: inner core is installed in outer in-core, and common spring runs through outer core, inner core, is installed in the common spring hole; The circular arc loose slot is arranged on the outer core, and domatic spring detent is installed in the circular arc loose slot, and half cylinder type spring detent is installed in a circular arc loose slot side radially; In inner core, with respect to telescopic half pellet shot from a slingshot is installed on the position of circular arc loose slot.
2, anti-theft lock as claimed in claim 1 is characterized in that: described common spring is that two row's common spring meet at right angle, the keyhole at acute angle or obtuse angle, becomes the state of sealed key hole when opening.
3, anti-theft lock as claimed in claim 1 is characterized in that: projection is arranged at described telescopic half pellet shot from a slingshot bottom, top in projection, the outside of telescopic half pellet shot from a slingshot, be provided with spring, and the elastic force of the spring of half cylinder type spring detent rear end is greater than the elastic force of the spring of telescopic half pellet shot from a slingshot outside.
4, anti-theft lock as claimed in claim 1 is characterized in that: described domatic spring detent is installed in the circular arc loose slot on the inwall of outer core.
5, anti-theft lock as claimed in claim 1 is characterized in that: it also can be a plurality of that the anti-theft device of being made up of each parts in telescopic half pellet shot from a slingshot, circular arc loose slot and the circular arc loose slot can be one.
6, anti-theft lock as claimed in claim 1 is characterized in that: the anti-theft device in circular arc loose slot and the circular arc loose slot thereof is installed on the inwall of outer core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008202190797U CN201395977Y (en) | 2008-11-11 | 2008-11-11 | Anti-theft lock core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008202190797U CN201395977Y (en) | 2008-11-11 | 2008-11-11 | Anti-theft lock core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201395977Y true CN201395977Y (en) | 2010-02-03 |
Family
ID=41618483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008202190797U Expired - Fee Related CN201395977Y (en) | 2008-11-11 | 2008-11-11 | Anti-theft lock core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201395977Y (en) |
-
2008
- 2008-11-11 CN CN2008202190797U patent/CN201395977Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202882650U (en) | Double protection secure safe cabinet with rotary inner box | |
| CN201334801Y (en) | Anti-theft lock core with large marble | |
| CN201395979Y (en) | Anti-theft lock core with flashboard | |
| CN201395977Y (en) | Anti-theft lock core | |
| CN1117911C (en) | Antitheft sylinder lock and key | |
| CN201891300U (en) | Linked double-insurance lock core | |
| CN202071679U (en) | Automobile anti-theft oil tank | |
| CN205206504U (en) | Compound blade lock core | |
| CN204941070U (en) | A kind of multi-direction three huge shape tapered ends with lock function | |
| CN208534217U (en) | A kind of single-row billiard lock pin and adaptation key | |
| CN201173006Y (en) | Offsetting cylinder theftproof lock core and key | |
| CN203066648U (en) | Multi-dimensional combination anti-theft lock cylinder | |
| CN201158984Y (en) | Anti-theft lock core | |
| CN2393959Y (en) | Lock with externally pressed side bars and key | |
| CN201539142U (en) | Three-dimensional anti-theft lock | |
| CN201513014U (en) | Hoodle lock | |
| CN2931580Y (en) | Theft-proof well cover and key therefor | |
| CN203066649U (en) | Lock head capable of avoiding being opened and pried | |
| CN205314699U (en) | Six two -sided curve lock cores | |
| CN201148776Y (en) | Upper and lower double staggered arrangement lower spring bead lock and key thereof | |
| CN202788250U (en) | Pin tumbler lock | |
| CN203891600U (en) | Coded lock with storage space | |
| CN201056889Y (en) | Anti-theft lock head with automatic lock protection and its key | |
| CN201865433U (en) | Double-row quantum snakelike antitheft lock | |
| CN102966265A (en) | Double-inserting anti-theft lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20101111 |