CN200989091Y - Chain type reactive mechanical antitheft loct - Google Patents
Chain type reactive mechanical antitheft loct Download PDFInfo
- Publication number
- CN200989091Y CN200989091Y CN 200620154447 CN200620154447U CN200989091Y CN 200989091 Y CN200989091 Y CN 200989091Y CN 200620154447 CN200620154447 CN 200620154447 CN 200620154447 U CN200620154447 U CN 200620154447U CN 200989091 Y CN200989091 Y CN 200989091Y
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- CN
- China
- Prior art keywords
- lock
- locking bar
- tapered end
- blade
- locking
- 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
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Abstract
The utility model discloses a chain reaction mechanical theft proof lock head, comprising a lock head body, a lock sleeve is arranged inside the lock head body, a lock core is arranged inside the lock sleeve; the utility model is characterized in that two leaves are arranged in the lock core, a leaf spring is arranged between the leaf and the lock sleeve, a locking bar, a square lock bar, a locking bead and a bead spring are arranged successively in the lock core, the lock sleeve and the lock head body at one side of one of the two leaves, a cone shaped groove used for the insertion of the end of the locking bar is also arranged on the leaf, a square groove used for the insertion of the square lock bar is arranged inside the lock head body; a cone shaped locking bar, a locking bead, a flat bead and a bead spring are arranged successively in the lock core, the lock sleeve and the lock head body at one side of the other leaf, a cone shaped groove used for the insertion of the end of the cone shaped locking bar is arranged on the leaf; the utility model has the advantages of higher safety, better prevention of the technological opening, and stronger anti-destruction function.
Description
Technical field
The utility model relates to a kind of tapered end.
Background technology
Making a general survey of all in the market locksets, no matter be the high-tech product of collection sound, light, mechanical, electrical one, still is prevailing lock, and what its utilization rate was high, the most universal still is based on the mechanical lock of cylinder lock.And the structure of cylinder lock both domestic and external is single, and by stirring or vibrating technical methods such as pellet shot from a slingshot and unblank, therefore, the safety of these cylinder lock sets and theftproof performance are all not satisfactory easily; And tapered end is under lock-out state, and lock core relies on pellet shot from a slingshot to stop it to rotate with respect to tapered end, when tool using is opened by force to it, can make pellet shot from a slingshot along lock core and the fracture of lock body interface place, thereby common tapered end can not be defendd destructive the unlatching well.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of chain reaction mechanical anti-theft lock head, and this tapered end causes bigger difficulty to technical unlocking, and safety is higher, and can defend destructive the unlatching well.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of chain reaction mechanical anti-theft lock head, comprise tapered end, lock tube is installed in the tapered end, lock core is installed in the lock tube, it is characterized in that two groups of blades are installed in the described lock core, the blade spring is installed between blade and the lock tube, locking bar, square locking bar, locking pearl and pearl spring wherein are installed in lock core, lock tube and the tapered end of one group of blade one side successively, this group blade is provided with and can be provided with the square groove that supplier's shape locking bar inserts in the tapered end for the cone tank of locking bar end insertion; Taper locking bar, locking pearl, flat pearl and pearl spring are installed in lock core, lock tube and the tapered end of another group blade one side successively, and this group blade is provided with the cone tank that inserts for the taper lock boom end.
As the utility model improvement of the technical scheme, in the described tapered end clutch-plate is installed, between clutch-plate and the tapered end back-moving spring is installed, clutch-plate is provided with an aperture that matches with the key end, described clutch-plate when tapered end is in the lock state between square locking bar and taper locking bar.
As the utility model further improvement in the technical proposal, the length of the locking pearl of matching with the taper locking bar and the wall thickness of lock tube equate.
Above-mentioned blade is provided with the alveolus that is complementary with key.
The beneficial effects of the utility model are: the built-in control element of the utility model has very strong interlock, all be by producing the transmission principle of chain reaction, all linked with one another, link to each other successively, and need on four orientation, to damage simultaneously, can open lock core, thereby cause bigger difficulty, so safety is higher to technical unlocking; All be provided with between tapered end and lock tube, lock tube and the lock core to break away from and be provided with, when controlling organization is not opened fully, lock core can rotate, but can not drive lock tube rotates, thereby cause the idle running illusion to technical unlocking better, simultaneously can prevent to open by force, thereby anti-destructive is stronger with instrument violences such as screwdrivers; Be provided with clutch-plate in the tapered end, one aperture is arranged on the clutch-plate, aperture can be avoided the pushing tow of thin thing such as small steel needle, have only the unlocking tool of utilization just can push clutch-plate open and just can open other mechanism then, when special-shaped instrument inserts, just do not have more multi-activity space in the lock core, thereby increased the difficulty of living unlatching; Difficult imitative joining of key, the key tooth form is to process with special equipment in spoon body both sides, the tooth form complexity, and the precision height, difference level difference is big, and effectively size of key is big, and mutual opening rate is low, and confidentiality is stronger.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of the utility model under locking states;
Fig. 2 be among Fig. 1 along A-A to sectional view;
Fig. 3 is the structural representation of the utility model under opening;
Fig. 4 be among Fig. 3 along B-B to sectional view.
The specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the disclosed a kind of chain reaction mechanical anti-theft lock head of the utility model comprises tapered end 1, lock tube 2 is installed in the tapered end 1, lock core 3 is installed in the lock tube 2, and lock tube 3 and lock core 2 are installed in the tapered end 1 by tapered end cover, on the lock tube sword iron 17 can be installed.
Two groups of blades 4 are installed in lock core 3, and blade 4 is provided with the alveolus that is complementary with key.Between blade 4 and the lock tube 2 blade spring 5 is installed, locking bar 6, square locking bar 7, locking pearl 8 and pearl spring 9 wherein are installed in the lock core 3 of one group of blade 41 1 side, lock tube 2 and the tapered end 1 successively, this group blade 41 is provided with and can be provided with the square groove 11 that supplier's shape locking bar 7 inserts in the tapered end 1 for the cone tank 10 of locking bar 6 ends insertion; Taper locking bar 12, locking pearl 8, flat pearl 13 and pearl spring 9 are installed in lock core 3, lock tube 2 and the tapered end 1 of another group blade 42 1 sides successively, and this group blade 42 is provided with the cone tank 10 that inserts for taper locking bar 12 ends.
The built-in control element of the utility model has very strong interlock, all is by producing the transmission principle of chain reaction, and is all linked with one another, link to each other successively, and need damage simultaneously on four orientation, can open lock core, thereby cause bigger difficulty to technical unlocking, so safety is higher; All be provided with between tapered end and lock tube, lock tube and the lock core to break away from and be provided with, when controlling organization is not opened fully, lock core can rotate, but can not drive lock tube rotates, thereby cause the idle running illusion to technical unlocking better, simultaneously can prevent to open by force, thereby anti-destructive is stronger with instrument violences such as screwdrivers.
As shown in the figure, clutch-plate 14 is installed in tapered end 1, between clutch-plate 14 and the tapered end 1 back-moving spring 15 is installed, clutch-plate 14 is provided with an aperture 16 that matches with key 18 ends.Clutch-plate 14 when tapered end is in the lock state between square locking bar 7 and taper locking bar 12.Aperture 6 can be avoided the pushing tow of thin thing such as small steel needle, has only the unlocking tool of utilization just can push clutch-plate open and just can open other mechanism then, when special-shaped instrument inserts, does not just have more multi-activity space in the lock core, thereby has increased the difficulty of living unlatching.
The length of the locking pearl of matching with the taper locking bar and the wall thickness of lock tube equate that when opening tapered end, this locking pearl conceals fully and is trapped in the sleeve wall.
Operating principle of the present utility model is such:
With reference to Fig. 1, Fig. 2, when tapered end is in locking states, reseting elasticity by the blade spring, promoting each blade moves up, between blade cone tank and locking bar cone tank, produce an active force, move to the lock core cylindrical thereby promote locking bar, when moving to lock core outermost circle place, the locking bar width is greater than the square groove on the lock tube, thereby locking bar is limited in the lock core cylindrical.Locking bar is outside when mobile, promoting the square locking bar moves in the square groove of tapered end, and be subjected to locking pearl and pearl spring opposition in the tapered end simultaneously, when locking bar moves to the lock core outermost circle, the square locking bar partly moves in the tapered end square groove, and a part still is positioned in the lock tube square groove simultaneously.The square locking bar has been controlled relatively rotating between lock tube and the tapered end; Pass through the reseting elasticity of blade spring simultaneously, the square groove that the taper locking bar the is pushed to lock tube position of beginning most, the taper locking bar promotes the locking pearl and moves in tapered end, under the active force of pearl spring, move to the relevant position, the taper locking bar is limited in respectively in tapered end cover square groove and the lock core square groove, thereby controls relatively rotating of lock tube and lock core, the locking pearl is also spacing respectively in tapered end and lock tube, thus relatively rotating between control lock tube and the tapered end; Taper locking bar and square locking bar have a step respectively at front end, clutch-plate is under the effect of return spring, be pushed to lock core foremost, and enter in the step of two locking bars, can not move inward with the control locking bar, make two locking bars that the square groove position that breaks away from tapered end, lock tube and the lock core not arranged, thereby control relatively rotating between three, further increase and open difficulty.
With reference to Fig. 3, Fig. 4, when tapered end is in opening, cooperate with aperture on the clutch-plate by the bevel angle of key front end, overcome the active force of return spring, promote clutch-plate and move to highest order, clutch-plate breaks away from the step on square locking bar and the taper locking bar, moves inward to two locking bars the space is provided; Simultaneously spoon tooth on the key number and blade are number corresponding, overcome the active force of blade spring, the promotion blade moves down, after key inserts lock core fully, all blades are all corresponding corresponding spoon tooth number, the cone tanks on two row's blades all are same line position, move inward for taper locking bar and locking bar and have opened passage, promotion taper locking bar, locking pearl, locking bar, square locking bar move inward respectively, and reach correspondence position under the effect of pearl spring; Locking bar moves in the lock core square groove and contacts with the blade cone tank, move to the square locking bar space is provided, the square locking bar moves in the lock tube, break away from the square groove on the tapered end fully, the taper locking bar moves in the lock core square groove and contacts with the blade cone tank, the square groove that complete release lock puts, and move to the locking pearl space is provided, the locking integument is pushed in the lock tube, and locking pearl length equates with the lock tube wall thickness, the locking pearl is latent fully to be trapped in the sleeve wall, broken away from the hole of bead on the tapered end, thereby key, rotate to drive lock core and lock tube, rotate thereby drive sword iron, to reach the purpose of unblanking.
Claims (4)
1. chain reaction mechanical anti-theft lock head, comprise tapered end, lock tube is installed in the tapered end, lock core is installed in the lock tube, it is characterized in that two groups of blades are installed in the described lock core, the blade spring is installed between blade and the lock tube, locking bar, square locking bar, locking pearl and pearl spring wherein are installed in lock core, lock tube and the tapered end of one group of blade one side successively, this group blade is provided with and can be provided with the square groove that supplier's shape locking bar inserts in the tapered end for the cone tank of locking bar end insertion; Taper locking bar, locking pearl, flat pearl and pearl spring are installed in lock core, lock tube and the tapered end of another group blade one side successively, and this group blade is provided with the cone tank that inserts for the taper lock boom end.
2. a kind of chain reaction mechanical anti-theft lock head according to claim 1, it is characterized in that in the described tapered end clutch-plate being installed, between clutch-plate and the tapered end back-moving spring is installed, clutch-plate is provided with an aperture that matches with the key end, described clutch-plate when tapered end is in the lock state between square locking bar and taper locking bar.
3. a kind of chain reaction mechanical anti-theft lock head according to claim 1 is characterized in that the length of the locking pearl of matching with the taper locking bar and the wall thickness of lock tube equate.
4. a kind of chain reaction mechanical anti-theft lock head according to claim 1 is characterized in that described blade is provided with the alveolus that is complementary with key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620154447 CN200989091Y (en) | 2006-12-03 | 2006-12-03 | Chain type reactive mechanical antitheft loct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620154447 CN200989091Y (en) | 2006-12-03 | 2006-12-03 | Chain type reactive mechanical antitheft loct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200989091Y true CN200989091Y (en) | 2007-12-12 |
Family
ID=38940127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620154447 Expired - Fee Related CN200989091Y (en) | 2006-12-03 | 2006-12-03 | Chain type reactive mechanical antitheft loct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200989091Y (en) |
-
2006
- 2006-12-03 CN CN 200620154447 patent/CN200989091Y/en not_active Expired - Fee Related
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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: 20071212 Termination date: 20101203 |