CN103243982A - Times-limited mechanical coded lock - Google Patents
Times-limited mechanical coded lock Download PDFInfo
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- CN103243982A CN103243982A CN2013102077304A CN201310207730A CN103243982A CN 103243982 A CN103243982 A CN 103243982A CN 2013102077304 A CN2013102077304 A CN 2013102077304A CN 201310207730 A CN201310207730 A CN 201310207730A CN 103243982 A CN103243982 A CN 103243982A
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Abstract
The invention discloses a times-limited mechanical coded lock in the technical field of daily living articles. The mechanical coded lock comprises a resetting device and a dead lock device, wherein the resetting device is arranged in the coded lock, opposite to one side of a code gear shaft, and used for delay, and the dead lock device is connected with the resetting device, used for limiting unlocking times, and connected with code gears on the code gear shaft. According to the coded lock, a purpose of limiting the unlocking times of the coded lock is achieved by adding an embedded structure, so that the possibility of decoding the coded lock in unit time can be reduced, and the use safety of the coded lock can be improved.
Description
Technical field
What the present invention relates to is a kind of lockset of technical field of living goods, specifically is a kind of mechanical code lock of limited number of times.
Background technology
Coded lock is easy with it, and small and exquisite characteristics are applicable to that the overwhelming majority of daily life and work and study needs the field of application lock.The principle of existing dial-type coded lock all is similar: coded lock limits the release of lock core by the password dial, namely unblanks.The password dial is divided into ten five equilibriums, corresponding password 0 to 9, and password dial inner ring has a groove, numeral, i.e. a password on corresponding the dial.When all passwords all pushed the precalculated position, all grooves were lined up a line, and at this moment, lock core just can be released by the passage that groove forms, and reaches the purpose of unblanking.Yet we can see that the social increasing people of going up can find correct password by continuous test till now.Such as in the travelling process, have the people takes advantage of the occasion to attempt to open you in tired out at you coded lock probably, and present coded lock can not effectively limit the number of times of examination password, have the unlocking person of certain experience in the relatively shorter time, to try out password under a lot of situations, thereby coded lock is opened by other people.
If can find a kind of mode, add a kind of mechanism in the coded lock inside of large-scale application at existing certain, the number of times that makes coded lock can open in the unit interval reduces, and will make the use of coded lock safer.
Traditional coded lock principle is identical with key lock, and they all have solid metal lockmaking pin, and most coded lock discharges lock pin by notch or the keyhole of incision wheel disc, and lock is opened.Discharging lock pin is the core of unblanking.The corresponding wheel disc that has groove in each dial back, when you stirred scale, wheel disc rotated thereupon, and the position of groove is adjusted thereupon, and when all groove arrangement were neat, wheel disc rotated together, and lock pin rotates or is mobile, and lock has just been opened.
Find through the retrieval to prior art, Chinese patent literature CN201007130, open day 2008-01-16, a kind of cipher swiveling limitation mechanism of mechanical code lock is disclosed, this technology is equipped with clock running gear and password rotary system in casing, the clockwork spring driving shaft of clock running gear and the rotating shaft of password rotary system are by the transmission that is connected with a joggle of ratchet, ratchet, ratchet fixed disk and two gears.But the shortcoming that this technology is compared with the present invention is: complexity is higher, and loss takes place easily in the cooperation of click, and structure of the present invention is simple relatively, and each several part is difficult for wearing and tearing mutually, and useful life is longer.
Summary of the invention
The present invention is directed to the prior art above shortcomings, a kind of mechanical code lock of limited number of times is proposed, reach the purpose that the limit for cryptographic lock is stirred number of times by adding an insert structure, thereby reduce the possibility of decryption lock in the unit interval, improve the safety that coded lock uses.
The present invention is achieved by the following technical solutions, the present invention includes: comprising: the locking device that is used for the restriction unlocking times that is arranged in the coded lock resetting means that is used for time-delay of password gear shaft one side relatively and is attached thereto, wherein: locking device links to each other with password gear on the password gear shaft.
Described locking device comprises: the elastic button and the gathering sill that have the guide rod of several fixed claws and plate washer and lay respectively at its two ends and coaxial setting, wherein: fixed claw contacts with corresponding password gear on the described password gear shaft, and the contacted side of guide rod and gathering sill is provided with alignment pin.
Described resetting means comprises: partial gear, fully gear and elastic mechanism, and wherein: partial gear is fixedlyed connected and coaxial rotation with described gathering sill, and complete gear and elastic mechanism be coaxial to be connected and to be meshed with partial gear; When partial gear rotates, drive complete gear and elastic mechanism rotates, drive complete gear and rotate equally when elastic mechanism discharges energy stored, thereby further mesh partial gear, make partial gear return to original position.
Described elastic button comprises: with the terminal spring that links to each other of guide rod and the button that links to each other with spring, when pressing button, guide rod motion and drive alignment pin, fixed claw move to the locking device direction.
Described alignment pin is tubular structure, and a side of its appearance is provided with tongue; Corresponding described gathering sill is laciniation, this gathering sill is provided with three groups of groove combination, every group of groove combination comprises first groove, transition arcs and second groove, when button when advancing, the tongue that drives alignment pin embeds first groove, when the button return, alignment pin just can be slipped to anticlockwise second groove of first groove automatically.
Described partial gear is provided with one section hypodontia circular arc; The angle of this hypodontia circular arc equates with that part of radian of restriction alignment pin in the gathering sill.
The module of described complete gear is identical with the modulus of partial gear, and both engagements are delivered to the rotation of partial gear influence on the wind spring with complete gear concentric, wind spring are rotated, the savings energy.
Make that by locking device coded lock will be limited when coded lock three times is opened in user's trial, the rotational password dial is unblanked again.Want to stir rotating disk again, then need to start the time-delay reset device.The time-delay reset device reaches slow release wind spring by a pair of gear train and a wind spring, makes restraint device return to the effect of original position.By this package unit, the user must wait for that several times could repeatedly attempt unblanking resetting time in the unit interval, so reduced the tested possibility that goes out of coded lock, the coded lock safety improves greatly.
Technique effect
Compared with prior art, the present invention can be embedded directly in the existing mechanical coded lock and use, and is simple in structure, and handling ease is with low cost, the sale of can putting into production the short time, and profit space is big.By this improvement, can prevent effectively that coded lock from being tried out password by other people by continuous trial when the owner does not note, thereby steal the phenomenon of property etc.The use of this mechanism can reduce the probability that examination password person tries out the unit interval greatly, increases the safety of coded lock.
Description of drawings
Fig. 1 is schematic appearance of the present invention;
Fig. 2 is structural representation of the present invention;
Fig. 3 is the locking device schematic diagram;
Fig. 4 is the resetting means schematic diagram;
Fig. 5 is the partial gear structural representation;
Fig. 6 is the gathering sill structural representation;
Fig. 7 is the locating pin structure schematic diagram;
Fig. 8 is the guide rod structure schematic diagram.
The specific embodiment
Below embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
As shown in Figure 1-Figure 3, present embodiment comprises: the locking device b that is used for the restriction unlocking times that is arranged in the coded lock resetting means a that is used for time-delay of password gear shaft 0 one sides relatively and is attached thereto, wherein: locking device b links to each other with password gear c on the password gear shaft 0.
As Fig. 3 and shown in Figure 8, described locking device b comprises: the elastic button 5 and the gathering sill 1 that have the guide rod 4 of several fixed claws 3 and plate washer 16 and lay respectively at its two ends and coaxial setting, wherein: fixed claw 3 contacts with corresponding password gear c on the described password gear shaft 0, and guide rod 4 is provided with alignment pin 2 with gathering sill 1 a contacted side.
Described elastic button 5 comprises: with the guide rod 4 terminal springs 6 that link to each other and the button 7 that links to each other with spring 6, when pressing button 7, guide rod 4 motions and drive alignment pin 2, fixed claw 3 move to locking device b direction.
As shown in Figure 6 and Figure 7, described alignment pin 2 is tubular structure, and a side of its appearance is provided with tongue 15; Corresponding described gathering sill 1 is laciniation, this gathering sill 1 is provided with three groups of groove combination, every group of groove combination comprises first groove 12, transition arcs 17 and second groove 13, when button 7 when advancing, the tongue 15 that drives alignment pin 2 embeds first groove 12, when button 7 returns, alignment pin 2 just can be slipped to first groove, 12 anticlockwise second grooves, 13 places automatically.After button was pressed three times like this, the projection that alignment pin just is directed to groove blocked, and can not be moved further, and can only wait for and repeat aforesaid operations again after resetting, thereby limit the number of times that lock is opened like this.
As shown in Figure 4, described resetting means a comprises: partial gear 9, complete gear 10 and elastic mechanism 11, wherein: partial gear 9 is fixedlyed connected and coaxial rotation with described gathering sill 1, and fully gear 10 and elastic mechanism 11 are coaxial is connected and is meshed with partial gear 9; When partial gear 9 rotates, drive complete gear 10 and elastic mechanism 11 rotates, drive complete gear 10 and rotate equally when elastic mechanism 11 discharges energy stored, thereby further mesh partial gear 9, make partial gear 9 return to original position.
As shown in Figure 5, described partial gear 9 is provided with one section hypodontia circular arc 14, has so just limited partial gear and can only rotate at hypodontia circular arc 14 positions.And the angle of the hypodontia circular arc 14 of partial gear equates with transition arcs 17 radians of restriction alignment pin 2 in the gathering sill 1 just.After attempting three times like this, partial gear just blocks, and can't rotate, thereby limit the position.
The module of described complete gear 10 is identical with the modulus of partial gear, and both engagements are delivered to the rotation of partial gear influence on the wind spring with complete gear concentric, wind spring are rotated, the savings energy.
In the present embodiment: along with pressing of button 7, drive on alignment pin 2, fixed claw 3, the guide rod 4 and move.Tongue 15 on the alignment pin 2 has just slided into dark tooth mouth place from the shallow tooth mouth of gathering sill 1, and fixed claw 3 can be embedded into the small rut place of the dial of lock, the rotation of restriction dial.When button 7 returns, can drive guide rod 4 and move down, outstanding plate washer 16 can limit the lock core of former lock on the guide rod 4, makes locking bar can not be drawn out.Guide rail 8 has limited guide rod 4 and not influenced by the torque of the elastic mechanism 11 of time-delay reset mechanism.When elastic mechanism 11 discharges energy stored, can drive complete gear 10 and rotate, rotate thereby drive partial gear 9.Make partial gear 9 return to original position.
Above-mentioned, limited number of times mechanism and time-delay reset mechanism and last, low bottom-disc, the common mechanical code lock of forming a limited number of times of rotation shelves dish and lock core.The password that sets according to the script coded lock earlier carries out dial, dialled dish after, press the button 7 of bottom, carry out lifting of locking bar, if group password be correct, lock so and will successfully be opened; If the password number of dialling be wrong, with regard to dial again, press bottom button 7 more so.So circulation can only be carried out 3 times, if three passwords have all been dialed the wrong number, button 7 is extracted, and the time-delay reset device a in the lock is unlocked, wait 5 minutes after, could stir password again.
Claims (5)
1. the mechanical code lock of a limited number of times, comprise: the locking device that is used for the restriction unlocking times that is arranged in the coded lock resetting means that is used for time-delay of password gear shaft one side relatively and is attached thereto, wherein: locking device links to each other with password gear on the password gear shaft;
Described locking device comprises: the elastic button and the gathering sill that have the guide rod of several fixed claws and plate washer and lay respectively at its two ends and coaxial setting, wherein: fixed claw contacts with corresponding password gear on the described password gear shaft, and the contacted side of guide rod and gathering sill is provided with alignment pin;
Described resetting means comprises: partial gear, fully gear and elastic mechanism, and wherein: partial gear is fixedlyed connected and coaxial rotation with described gathering sill, and complete gear and elastic mechanism be coaxial to be connected and to be meshed with partial gear; When partial gear rotates, drive complete gear and elastic mechanism rotates, drive complete gear and rotate equally when elastic mechanism discharges energy stored, thereby further mesh partial gear, make partial gear return to original position.
2. mechanical code lock according to claim 1, it is characterized in that, described elastic button comprises: with the terminal spring that links to each other of guide rod and the button that links to each other with spring, when pressing button, guide rod motion and drive alignment pin, fixed claw move to the locking device direction.
3. mechanical code lock according to claim 1 is characterized in that, described alignment pin is tubular structure, and a side of its appearance is provided with tongue; Corresponding described gathering sill is laciniation, this gathering sill is provided with three groups of groove combination, every group of groove combination comprises first groove, transition arcs and second groove, when button when advancing, the tongue that drives alignment pin embeds first groove, when the button return, alignment pin just can be slipped to anticlockwise second groove of first groove automatically.
4. mechanical code lock according to claim 3 is characterized in that, described partial gear is provided with one section hypodontia circular arc; The angle of this hypodontia circular arc equates with that part of radian of restriction alignment pin in the gathering sill.
5. mechanical code lock according to claim 1 is characterized in that, the module of described complete gear is identical with the modulus of partial gear, both engagements, the rotation of partial gear influence is delivered on the wind spring with complete gear concentric, wind spring is rotated, the savings energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310207730.4A CN103243982B (en) | 2013-05-29 | 2013-05-29 | Times-limited mechanical coded lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310207730.4A CN103243982B (en) | 2013-05-29 | 2013-05-29 | Times-limited mechanical coded lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103243982A true CN103243982A (en) | 2013-08-14 |
| CN103243982B CN103243982B (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310207730.4A Expired - Fee Related CN103243982B (en) | 2013-05-29 | 2013-05-29 | Times-limited mechanical coded lock |
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| Country | Link |
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| CN (1) | CN103243982B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078315A (en) * | 2007-01-29 | 2007-11-28 | 谭智远 | Cipher swiveling limitation mechanism for mechanical cipher lock |
| US20100257907A1 (en) * | 2009-04-14 | 2010-10-14 | Sinoxlock (Kunshan) Co., Ltd | Lock Structure with Auto-Reset Function |
| CN201786106U (en) * | 2010-07-25 | 2011-04-06 | 山东科技大学 | Rotary plate coded lock |
| CN102061839A (en) * | 2010-07-28 | 2011-05-18 | 文军 | Dialing mechanical coded lock core |
| CN202380825U (en) * | 2011-12-29 | 2012-08-15 | 陈健全 | Customs padlock capable of being automatically locked |
-
2013
- 2013-05-29 CN CN201310207730.4A patent/CN103243982B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078315A (en) * | 2007-01-29 | 2007-11-28 | 谭智远 | Cipher swiveling limitation mechanism for mechanical cipher lock |
| US20100257907A1 (en) * | 2009-04-14 | 2010-10-14 | Sinoxlock (Kunshan) Co., Ltd | Lock Structure with Auto-Reset Function |
| CN201786106U (en) * | 2010-07-25 | 2011-04-06 | 山东科技大学 | Rotary plate coded lock |
| CN102061839A (en) * | 2010-07-28 | 2011-05-18 | 文军 | Dialing mechanical coded lock core |
| CN202380825U (en) * | 2011-12-29 | 2012-08-15 | 陈健全 | Customs padlock capable of being automatically locked |
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| Publication number | Publication date |
|---|---|
| CN103243982B (en) | 2015-05-27 |
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Granted publication date: 20150527 Termination date: 20180529 |