CN105386650A - AB key lock - Google Patents
AB key lock Download PDFInfo
- Publication number
- CN105386650A CN105386650A CN201510872971.XA CN201510872971A CN105386650A CN 105386650 A CN105386650 A CN 105386650A CN 201510872971 A CN201510872971 A CN 201510872971A CN 105386650 A CN105386650 A CN 105386650A
- Authority
- CN
- China
- Prior art keywords
- key
- lock
- groove
- draw
- side column
- 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.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B31/00—Cylinder locks with both tumbler pins or balls and plate tumblers
Abstract
The invention belongs to the field of locks and provides an AB key lock. According to the AB key lock, the problem that a key to the prior AB lock for decoration workers can be easily made into the key of the master to unlock the lock cylinder is solved, and a decoration key and a user key of the AB key lock are completely different. The AB key lock comprises a lock body, a lock cylinder body and a shifting fork. Clamping grooves are formed in the lock body and located in the inner wall of a through groove used for installing the lock cylinder body, and first side columns and second side columns are arranged in the clamping grooves. Marble holes communicated with the clamping grooves are formed in the lock body. Ejecting mechanisms used for ejecting the side columns are arranged in the marble holes. A blade set is arranged in the lock cylinder body. First clamping grooves and second clamping grooves which are used for clamping the second side columns are formed in all blades of the blade set respectively. Concave parts are formed in the areas, right facing the ejecting mechanism, of the second side columns. Side column clamping grooves used for containing the first side columns are formed in the lock cylinder body. Positioning springs are arranged between the blades and the lock cylinder body. The AB key lock is firmer and more reliable in structure, and the owner does not need to worry about that others can enter the room of the owner by filling and reusing a key any more, and no one can visually distinguish a key A from a key B.
Description
Technical field
The invention belongs to field of lockset, particularly relate to a kind of AB key lock.
Background technology
AB key lock is the safe-guard door lock generally used on the market at present, this lockset has two kinds of keys, i.e. finishing key and owner's key, after owner revolves turnback with key insertion, fit up key cannot use, its structure is all come with the fit structure of a little steel ball and a pellet, difference between two keys is less, just the processing mode of key is different, there is key bit jag, for avoiding AB steel ball and tumbler positions, also there is the direct milling in front end to put down, after tartar entirety, move processing, etc.; These modes to some degree, all keep away unavoidable contingent AB structure failure, such as: key bit jag is not in place, or after front end Milling Machining is flat, residual thickness is thick or thin, steel ball all may be caused can not depart from, namely fit up key not scrap, or pellet is ejected certain altitude, block during rotation, it is all of common occurrence for even turning these problems motionless, undesirable is more even had to pass through filling up finishing key, be made into master key, criminal activity implemented to user, be hidden danger the more.
Summary of the invention
The present invention seeks to be easy to finishing key is made into the owner's key opening lock core for existing AB key lock, thus there is larger potential safety hazard, the invention provides a kind of finishing key and the diverse AB key lock of master key.
The present invention is achieved by the following technical solution:
A kind of AB key lock, comprise lock body, be embedded in the lock core body in lock body, shift fork, the groove rotated for lock core body is provided with in lock body, lock body is positioned at installation lock core body groove inwall and is provided with draw-in groove, the first side column and the second side column is provided with in draw-in groove, lock body is provided with the marble hole be communicated with draw-in groove, the penetrating mechanism of top flanging post is provided with in marble hole, vane group is provided with in lock core body, each blade of vane group is equipped with the first draw-in groove and second draw-in groove of clamping second side column, just sunk part is provided with to the region of penetrating mechanism at the second side column, lock core body is provided with the side column draw-in groove for holding the first side column, retainer spring is provided with between each blade and lock core body.
The depth difference of the first draw-in groove and the second draw-in groove differs with the thickness of the first side column and is no more than 1mm.
Penetrating mechanism comprises the ejection pellet, pushing top spring and the sealing steel ball that arrange in turn from bottom to top, ejection pellet top flanging post, and the diameter of sealing steel ball is greater than marble hole upper end diameter.
Each blade is equipped with the hole slot inserted for key, the cell wall of hole slot is provided with projection, be provided with on the key for the protruding chute embedded.
Blade is provided with the projection installing retainer spring, and blade shares a retainer spring between two, on the belling post of top, retainer spring one end.
Beneficial effect of the present invention: structure of the present invention is more reliably solid, no longer relies on small steel ball, and directly realizes AB conversion by different key control side column; After owner has fitted up, finishing key can be regained, or directly throws away, and no longer worries that others can enter owner within doors by filling up recycling key; No longer there is any breach in key profiles, both artistic and practical, and more importantly, except owner, all other men cannot intuitively differentiate AB key.
Accompanying drawing explanation
Fig. 1 is the structural representation of entirety of the present invention;
Fig. 2 is the sectional view of lock body of the present invention;
The structural representation of Fig. 3 lock core body of the present invention;
Fig. 4 is the structural representation of the second side column of the present invention;
Fig. 5 is the structural representation of blade of the present invention;
Fig. 6 is the structural representation of key of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment
As shown in figs 1 to 6, a kind of AB key lock, comprise lock body 1, be embedded in the lock core body 2 in lock body 1, shift fork 3, key 13 inserts lock core body rotation and drives shift fork rotation realization to unblank, the groove rotated for lock core body is provided with in lock body, lock body is positioned at installation lock core body groove inwall and is provided with the 3rd draw-in groove 4, the first side column 5 and the second side column 6 is provided with in 3rd draw-in groove 4, on lock body, 1 is provided with the marble hole 7 be communicated with the 3rd draw-in groove 4, the penetrating mechanism of top flanging post is provided with in marble hole 7, vane group is provided with in lock core body, vane group is made up of multiple blade, each blade of vane group is equipped with the first draw-in groove 8 and the second draw-in groove 9 of clamping second side column 6, just sunk part 10 is provided with to the region of penetrating mechanism at the second side column.Each blade is equipped with the hole slot 11 inserted for key, the cell wall of hole slot is provided with protruding 12, key 13 is provided with for the protruding chute 14 embedded, and key inserts rear drive blade and moves, and the first draw-in groove 8 on each blade or the second draw-in groove 9 are stuck on the second side column 6.The depth difference of the first draw-in groove 8 and the second draw-in groove 9 differs with the thickness of the first side column and is no more than 1mm.Its precision is more high better.Lock core body 2 is provided with the side column draw-in groove 15 for holding the first side column.
Penetrating mechanism comprises the ejection pellet 16, pushing top spring 17 and the sealing steel ball 18 that arrange in turn from bottom to top, and ejection pellet top flanging post, the diameter of sealing steel ball is greater than marble hole upper end diameter.
Blade is provided with the projection 19 installing retainer spring, and blade shares a retainer spring between two, on the belling post of top, retainer spring one end.
Fit up key insertion when master key is original and order about the first draw-in groove alignment that blade moves to each blade, and make the second side column lower end snap in the first draw-in groove of each blade, now the upper surface of the first side column is equal with lock core body surface, thus lock core body unitary rotation can be driven when finishing key turns to realize unblanking.
After master key inserts first time, the second draw-in groove alignment on each blade, and the second side column snaps in the second draw-in groove, now because the first side column is pressed on penetrating mechanism top, the second side column is pressed on first side column top, make the upper surface of the second side column equal with lock core body surface, when key rotates, the second side column rotates with lock core body, when master key revolves turnback time, first side column makes it permanently fall in the side column draw-in groove of lock core body by the thrusting action of penetrating mechanism, owing to having lacked the thickness of first side column between the second side column and penetrating mechanism in time fitting up key and insert again, the ejection pellet of penetrating mechanism is made to snap in the sunk part of the second side column, thus lock core body cannot be rotated.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention, those ordinary skill in the art simple change and replace be all within protection scope of the present invention.
Claims (5)
1. an AB key lock, comprise lock body, be embedded in the lock core body in lock body, shift fork, the groove rotated for lock core body is provided with in lock body, it is characterized in that: on lock body, be positioned at installation lock core body groove inwall be provided with draw-in groove, the first side column and the second side column is provided with in draw-in groove, lock body is provided with the marble hole be communicated with draw-in groove, the penetrating mechanism of top flanging post is provided with in marble hole, vane group is provided with in lock core body, each blade of vane group is equipped with the first draw-in groove and second draw-in groove of clamping second side column, just sunk part is provided with to the region of penetrating mechanism at the second side column, lock core body is provided with the side column draw-in groove for holding the first side column, retainer spring is provided with between each blade and lock core body.
2. a kind of AB key lock according to claim 1, is characterized in that: the depth difference of the first draw-in groove and the second draw-in groove differs with the thickness of the first side column and is no more than 1mm.
3. a kind of AB key lock according to claim 1 and 2, it is characterized in that: penetrating mechanism comprises the ejection pellet, pushing top spring and the sealing steel ball that arrange in turn from bottom to top, ejection pellet top flanging post, the diameter of sealing steel ball is greater than marble hole upper end diameter.
4. a kind of AB key lock according to claim 1, is characterized in that: on each blade, be equipped with the hole slot inserted for key, the cell wall of hole slot is provided with projection, is provided with on the key for the protruding chute embedded.
5. a kind of AB key lock according to claim 1 or 4, is characterized in that: on blade, be provided with the projection installing retainer spring, blade shares a retainer spring between two, on the belling post of top, retainer spring one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510872971.XA CN105386650B (en) | 2015-12-02 | 2015-12-02 | AB key lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510872971.XA CN105386650B (en) | 2015-12-02 | 2015-12-02 | AB key lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105386650A true CN105386650A (en) | 2016-03-09 |
| CN105386650B CN105386650B (en) | 2020-04-14 |
Family
ID=55419366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510872971.XA Active CN105386650B (en) | 2015-12-02 | 2015-12-02 | AB key lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105386650B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948665A (en) * | 2017-05-10 | 2017-07-14 | 浙江钜士安防科技股份有限公司 | A kind of structure that lock core ABC upgradings are realized by blade time-varying code |
| CN107503573A (en) * | 2017-09-30 | 2017-12-22 | 广东金点原子安防科技股份有限公司 | A kind of improved dual-purpose lock core and its matched key |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH658880A5 (en) * | 1984-03-30 | 1986-12-15 | Brigitte Jaekel Hartenstein Dr | Key |
| CN202299692U (en) * | 2011-10-12 | 2012-07-04 | 蔡正权 | Idle engineering lock |
| CN202596300U (en) * | 2012-04-10 | 2012-12-12 | 胡就辉 | Lock with decoration keys and spare keys |
| CN103046809A (en) * | 2012-12-19 | 2013-04-17 | 陈洁庄 | AB multifunctional blade lock and matched keys A and B |
| CN203334816U (en) * | 2013-05-14 | 2013-12-11 | 陆嘉良 | Idling lock |
| CN104196348A (en) * | 2014-08-28 | 2014-12-10 | 浙江美利保锁业有限公司 | Lock assembly |
-
2015
- 2015-12-02 CN CN201510872971.XA patent/CN105386650B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH658880A5 (en) * | 1984-03-30 | 1986-12-15 | Brigitte Jaekel Hartenstein Dr | Key |
| CN202299692U (en) * | 2011-10-12 | 2012-07-04 | 蔡正权 | Idle engineering lock |
| CN202596300U (en) * | 2012-04-10 | 2012-12-12 | 胡就辉 | Lock with decoration keys and spare keys |
| CN103046809A (en) * | 2012-12-19 | 2013-04-17 | 陈洁庄 | AB multifunctional blade lock and matched keys A and B |
| CN203334816U (en) * | 2013-05-14 | 2013-12-11 | 陆嘉良 | Idling lock |
| CN104196348A (en) * | 2014-08-28 | 2014-12-10 | 浙江美利保锁业有限公司 | Lock assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948665A (en) * | 2017-05-10 | 2017-07-14 | 浙江钜士安防科技股份有限公司 | A kind of structure that lock core ABC upgradings are realized by blade time-varying code |
| CN106948665B (en) * | 2017-05-10 | 2022-03-15 | 浙江钜士安防科技股份有限公司 | Structure for realizing ABC upgrading of lock cylinder by blade code changing |
| CN107503573A (en) * | 2017-09-30 | 2017-12-22 | 广东金点原子安防科技股份有限公司 | A kind of improved dual-purpose lock core and its matched key |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105386650B (en) | 2020-04-14 |
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