CN101852040A - Key-closed mechanical lock - Google Patents
Key-closed mechanical lock Download PDFInfo
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- CN101852040A CN101852040A CN200910029507A CN200910029507A CN101852040A CN 101852040 A CN101852040 A CN 101852040A CN 200910029507 A CN200910029507 A CN 200910029507A CN 200910029507 A CN200910029507 A CN 200910029507A CN 101852040 A CN101852040 A CN 101852040A
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- key
- lock
- closed
- lock core
- lockhole
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Abstract
The invention discloses a key-closed mechanical lock, comprising a lock cylinder, a lock body, a bolt, a push and pull plate and a key. The specialty of the lock depends on the matching correspondence between the stem of the lock cylinder and the slot of the key. A gap containing a pit at the lower bottom surface of the stem of the lock cylinder just correspond to the bolt. The middle of the bolt is connected with a push and pull rod which can move inwards and outwards. When moving inwards, the push and pull rod can enter the pit at the lower bottom of the lock cylinder to form an unlocking state. When moving outwards, the push and pull rod can form the locking state of the lock. The push and pull plate comprises the push and pull rod, a baffle plate and a handle, wherein the handle is used as the strength bearing point for unlocking the lock; the baffle plate can close the key in a key hole in the process of unlocking; and the push and pull rod enables the bolt to move inwards and outwards to perform the functions of unlocking and locking. The invention provides the mechanical lock which can only perform unlocking operation when the key is totally put in the key hole and after the key hole is closed, thereby improving the thievery prevention. The invention changes the traditional unlocking habit, and the cost is reduced simultaneously.
Description
Technical field
The present invention relates to a kind of key-closed mechanical lock, belong to a kind of unblank lockset of mode of tradition that changes.
Background technology
The existing mechanical lock has been widely used in various safety cabinets, security door, outdoor communications service etc., extensive use along with lockset, various unlocking tools or master key also emerge in an endless stream, but mechanical lock all needs hand-held key to unblank, key is put into lockhole, use the hand key, thereby rotational lock core is opened lockset.Therefore as long as lockhole is open, the possibility that might be opened by master key or other unlocking tools just, no matter for what kind of password, permutation and combination, as long as lockhole is open, just can repetition test, till unlatching.Therefore a kind of lockset listing just has various unlocking tools to emerge soon.Even the coded lock of precise structure also can be opened lock by other relevant device by senior locksmith.And whether can successfully unblank, often depending on whether key can rotate, if carry out the violence rotation,, also lock might be opened even if key does not match.
Disclose a kind of meshing mechanism modular structure mechanical lock and flat key in CN101016807A, its recognition component is mounted in the lock core, is no less than the pit of two row on key two side planes.Compare with this patent, this patent is just to carry out unlocking action after being enclosed in key in the lockhole, and the otherness of lockset depends on the degree of depth, the position of indented in columnar in lock core and the key.
The present invention just provide a kind of have only key integral body put into lockhole after, just can carry out the mechanical lock of unlocking action behind the sealing keyhole, overcome the defective of above-mentioned lockset, thereby has high theftproof, avoided the use of master key, direct sealing keyhole, and also the lockset principle is simple, manufacturing cost is lower, holds easy for consumers to accept.
Summary of the invention
The invention provides a kind of key-closed mechanical lock; lockhole exposes in the prior art to solve; the shortcoming that can unblank with master key or other equipment; and the principle of unblanking is simple; accept for consumers in general easily; meanwhile reduce manufacturing cost, in financial crisis, can improve the competitiveness of enterprise self.
In order to realize this purpose, the present invention is finished by following measure:
The invention provides a kind of key-closed mechanical lock, comprise lock core, lock body, dead bolt, draw back plate and key composition.
Further, can adopt existing various lock core mechanism on the described lock core principle, be fixed with the stem stem that groove quantity does not wait, the position is different on the lock core, corresponding the quantity and the position of draw-in groove on the key, the groove location of lock core stem stem just in time corresponding dead bolt, have only fully just meeting the condition of unblanking at once, the only stem stem motion of lock core part, remainder is fixed on the lock body.
Further, the groove location of described stem stem, corresponding indented in columnar on the key, have only and when the groove location of stem stem all matches with on the key indented in columnar, could shift the lock core stem stem onto accurately on the position, the groove that the lock core stem stem is gone to the bottom can just in time face toward dead bolt, when dead bolt began to be pushed to groove, baffle plate could just in time be enclosed in key in the lockhole, so the otherness of groove location is just in time determining the otherness each other of lockset.
Further, be fixed with spring, sliding tray, guide groove on the described lock body, spring one end is fixed on the lock body, one end is fixed on the lock core, when lockhole is open, the effect that spring can play the lock core playback and eject key, sliding tray just in time can make the lock core stem stem move back and forth on sliding tray, and guide groove plays the effect of supporting the lock core stem stem.
Further, connecting pull bar in the middle of the described dead bolt, can aboutly move, motion inwards can enter in the groove that lock core goes to the bottom, outwards motion, can form the blocking of lock, handle, baffle plate, pull bar are the integral type design, when pull bar moves inwards, promote dead bolt and move inwards, just in time enter in the groove of lock core, and baffle plate sealing keyhole just in time simultaneously is enclosed in key in the lockhole, and handle is as bearing the strong point of the strength of unblanking.
Further, described draw back plate comprises pull bar, baffle plate, handle composition, and handle supports as the strength of unblanking, and baffle plate just in time in the process of unblanking, is closed in key in the lockhole, and the effect of unblanking with locking is played in the just in time about motion of pull bar.
Further, described key does not contain working handle, be the tabular design, also can show as multiple shape, cassette, cross, pillar etc., the groove that the degree of depth, width differ is contained in the key front side, just in time corresponding the groove location of lock core stem stem has only position, the degree of depth to satisfy when unblanking condition, could promote lock core and move, the groove that lock core is gone to the bottom faces dead bolt, and just in time be closed in key in the lockhole this moment.
The invention has the beneficial effects as follows:
1) unblanks in the process master key or vibration lockaid gun because of can't putting into lockhole, so can't carry out technology unlocking, thereby have stronger theftproof;
2) because of lock core does not need rotation, can effectively prevent to unblank by the violence that lockhole carries out;
3) because of lock core does not need rotation, sudden and violent leak outdoors have only long and narrow lockhole and one handle, be beneficial to camouflage, thereby improve theftproof performance;
4) simple in structure, be easy to create, high-accuracy relatively lockset has obviously reduced cost;
5) fault rate is low, good reliability, long service life;
6) antitheft principle is simple, is trusted by the customer easily;
7) change traditional Key structure, alleviated weight.
The invention discloses a kind of key-closed mechanical lock, by just unblanking behind the sealing key, creationary so-called master key, the unlocking tools etc. thoroughly stopped carry out the experimental possibility of extracting coding, and key does not need rotation in the process of unblanking, and has effectively prevented to unblank by the violence that lockhole carries out.Simultaneously because the raising of this safety factor, do not need to use high-accuracy, complicated assemblies, make the production efficiency of lock ﹠ key improve greatly, cost of production reduces greatly, has improved the competitiveness of enterprise self.
Description of drawings
Fig. 1 is the key partial plan of a kind of key-closed mechanical lock of the present invention;
Fig. 2 is the sectional structure schematic diagram that sheds key of a kind of key-closed mechanical lock of the present invention.
Among the figure
(1) key (2) stem stem (3) dead bolt (4) baffle plate
(5) pull bar (6) handle (7) lockhole (8) pressing plate
(9) sliding tray (10) spring (11) guide groove (12) lock body
The specific embodiment
Below in conjunction with accompanying drawing, specify the present invention:
See also Fig. 1, be the floor map of key, the front end of key (1) can have three or four, or many grooves different in size, it is flat-shaped that key is, but its shape can be varied, can be cassette, chip, criss-cross, pillar etc., do not influence the function of unblanking.The groove of key front end just in time on the position, in the time of can forming the state that fit like a glove with the columnar protrusions on the lock core on the degree of depth, lock core could be promoted, and could just in time key be closed in the lockhole, if deviation is arranged slightly, columnar protrusions on not only can not corresponding lock core, baffle plate can not be enclosed in key in the lockhole fully, also just can not carry out the follow-up behavior of unblanking.Just by with lock core between the different of position of groove each lockset is encoded, decide the otherness between the lockset each other.
See also Fig. 2, it sheds generalized section behind the key for lockset, (7) be lockhole, key (1) just in time can be inserted in the lockhole by (7), and (2) are lock core, is covered with pressing plate (8) above the lock core stem stem (2), in the process of spring (10) extruding or ejection, all the time can keep the normal position of lock core stem stem (2), be unlikely to be offset, can satisfy depression on the bottom surface just in time corresponding dead bolt (3).(3) be dead bolt, dead bolt can about move, and when moving inwards, dead bolt (3) can enter in the depression of lock core (2) bottom surface, and outwards motion can be stretched out dead bolt, just in time can form blocking.(5) be pull bar, (4) be baffle plate, (6) are handle, and the three forms an integral body, in the process of motion, handle (6) is as unblanking the strong point of strength, after key (1) inserts lockhole (7), lock core (2) could be shifted onto with the corresponding position of dead bolt (3) on, mention handle (6) this moment, then baffle plate (4) is just with lockhole (7) sealing, and dead bolt just can enter in the depression that lock core goes to the bottom, and has formed unlocking condition.(9) be sliding tray, move for the lock core slide block that (11) are guide groove, be the dead bolt guiding, (12) are lock body, form the shell of lockset.
Below adopt example to specify operating principle of the present invention:
Embodiment one:
When locking out in blocking, in the time of need unblanking, earlier key (1) is inserted along lockhole (7), have only between the recognition component on the width of groove on the key and the degree of depth and the lock core when corresponding, key could promote lock core and travel forward, when also only fitting like a glove, could form key and be closed in state in the lockhole.Holding handle (6) then upwards mentions, then baffle plate (4) just along on the direction carried promote, just in time lockhole (7) is sealed up, as handle (6) on continuing, then pull bar (5) is just pushed dead bolt (3) in the groove of lock core stem stem (2) bottom surface to, then the outboard end of dead bolt (3) is drawn back, and has formed opening.
Embodiment two:
When lock is in opening, in the time of need closing, at first holding handle (6) moves downward, dead bolt (3) has just left the groove of lock core stem stem (2) bottom surface, dead bolt (3) other end enters in the depression of wall or doorframe simultaneously, then spring this moment (10) just rebounds lock core stem stem (2), simultaneously key (1) is ejected lockhole (7), has just finished the closed condition of lock.If dead bolt (3) does not leave the depression of lock core stem stem (2) bottom surface, key (1) then can not ejected.
Embodiment three:
If not putting into key (1) or the key of putting into and lock core does not match, under this state, directly hold handle (6), move upward, because dead bolt (3) can not enter into the depression of lock core stem stem (2) bottom surface, then lockset just can not be opened, and can't finish unlocking condition.And lockhole this moment (7) has been closed, so can not put into any unlocking tool, carries out technology unlocking.If put into unlocking tool earlier, this moment can not close obturator hernia (7), baffle plate (4) can not on move, just can't realize that also dead bolt (3) enters in the groove of lock core stem stem (2) bottom surface, can't realize the operation of unblanking.
More than disclosed only be several specific embodiment of the present invention, but the present invention is not limited thereto, any those skilled in the art can think variation, all should drop in protection scope of the present invention.
Claims (8)
1. key-closed mechanical lock, comprise lock core, lock body, dead bolt, draw back plate and key composition, it is characterized in that, in the process that lock is opened, have only and just can carry out unlocking action after being closed in key in the lockhole, key does not contain working handle, the shape of key draw-in groove and quantity, corresponding the shape and the quantity of lock core stem stem, directly or indirectly promote dead bolt by pull bar, form the state of opening or closing locking.
2. key-closed mechanical lock as claimed in claim 1, it is characterized in that, described lock core can adopt cylinder of spring lock, blade lock pin or be with the slide block mechanism of groove, mechanical cipher latch mechanism etc., have only when the shape of lock core stem stem is corresponding with quantity with the shape of quantity and key draw-in groove, just can unblank.
3. key-closed mechanical lock as claimed in claim 1 is characterized in that, the shape of key draw-in groove and quantity, and corresponding the shape and the quantity of lock core stem stem is determining the otherness of lockset.
4. key-closed mechanical lock as claimed in claim 1 is characterized in that, is fixed with spring, sliding tray, guide groove on the described lock body.
5. key-closed mechanical lock as claimed in claim 4 is characterized in that, described spring one end is fixed on the lock body, and an end connects lock core, can effectively eject key.
6. key-closed mechanical lock as claimed in claim 1 is characterized in that, the middle pull bar that connecting of described dead bolt can aboutly move, and motion can enter in the depression of lock core bottom surface inwards, outwards moves, and can form the blocking of lock.
7. key-closed mechanical lock as claimed in claim 1, it is characterized in that, described draw back plate comprises pull bar, baffle plate, handle composition, handle supports as the strength of unblanking, baffle plate is just in time in the process of unblanking, key is closed in the lockhole, and pull bar plays the effect of unblanking with locking by about motion.
8. key-closed mechanical lock as claimed in claim 1, it is characterized in that, described key does not contain working handle, baffle plate is closed in key in the lockhole in the process of unblanking, pull bar makes the about motion of dead bolt, play the effect of unblanking with locking, have only key integral body is put into lockhole, just can carry out unlocking action behind the sealing keyhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910029507A CN101852040B (en) | 2009-03-31 | 2009-03-31 | Key-closed mechanical lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910029507A CN101852040B (en) | 2009-03-31 | 2009-03-31 | Key-closed mechanical lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101852040A true CN101852040A (en) | 2010-10-06 |
| CN101852040B CN101852040B (en) | 2012-08-29 |
Family
ID=42803707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910029507A Expired - Fee Related CN101852040B (en) | 2009-03-31 | 2009-03-31 | Key-closed mechanical lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101852040B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269124A (en) * | 2017-07-21 | 2017-10-20 | 蔡昌宝 | It is opened and closed keyhole formula mechanical lock |
| CN109025549A (en) * | 2018-10-16 | 2018-12-18 | 安徽蓝德正华电子有限公司 | A kind of safety-type switchgear |
| CN109113422A (en) * | 2018-07-12 | 2019-01-01 | 南京理工大学 | A kind of moveable door lock of handle |
| CN109184375A (en) * | 2018-10-16 | 2019-01-11 | 安徽蓝德正华电子有限公司 | A kind of locked prevention type power distribution cabinet of single hole |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2076588U (en) * | 1990-06-18 | 1991-05-08 | 陶中祥 | Cylinder lock with multiple opening holes |
| DE4207600C2 (en) * | 1992-03-10 | 1994-11-03 | Thaden Haxthausen Julius Von | Lock with socket wrench |
| CN101078311A (en) * | 2006-02-27 | 2007-11-28 | 姜仁忠 | Mechanical theft-proof lock with marble structure |
| CN1865638A (en) * | 2006-06-26 | 2006-11-22 | 河海大学 | Multi-latch combined mechanical antitheft lock |
| CN201043390Y (en) * | 2007-04-10 | 2008-04-02 | 张正凤 | Vehicle wheel lock |
-
2009
- 2009-03-31 CN CN200910029507A patent/CN101852040B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269124A (en) * | 2017-07-21 | 2017-10-20 | 蔡昌宝 | It is opened and closed keyhole formula mechanical lock |
| CN107269124B (en) * | 2017-07-21 | 2022-08-19 | 蔡昌宝 | Mechanical lock capable of opening and closing keyhole |
| CN109113422A (en) * | 2018-07-12 | 2019-01-01 | 南京理工大学 | A kind of moveable door lock of handle |
| CN109113422B (en) * | 2018-07-12 | 2020-04-21 | 南京理工大学 | Door lock with movable handle |
| CN109025549A (en) * | 2018-10-16 | 2018-12-18 | 安徽蓝德正华电子有限公司 | A kind of safety-type switchgear |
| CN109184375A (en) * | 2018-10-16 | 2019-01-11 | 安徽蓝德正华电子有限公司 | A kind of locked prevention type power distribution cabinet of single hole |
| CN109025549B (en) * | 2018-10-16 | 2023-11-24 | 安徽蓝润正华电子有限公司 | Safety type switch cabinet |
| CN109184375B (en) * | 2018-10-16 | 2024-04-30 | 安徽蓝润正华电子有限公司 | Single-hole locking prevention type power distribution cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101852040B (en) | 2012-08-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20190331 |