CN102926595A - Safe-guard door lock with functions of guard against theft and alarm - Google Patents

Safe-guard door lock with functions of guard against theft and alarm Download PDF

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Publication number
CN102926595A
CN102926595A CN2012104651040A CN201210465104A CN102926595A CN 102926595 A CN102926595 A CN 102926595A CN 2012104651040 A CN2012104651040 A CN 2012104651040A CN 201210465104 A CN201210465104 A CN 201210465104A CN 102926595 A CN102926595 A CN 102926595A
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China
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tongue
password
lock
door lock
switch
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CN2012104651040A
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CN102926595B (en
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张耀宏
张梅芳
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Individual
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Individual
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Abstract

The invention relates to a safe-guard door lock with functions of theft prevention and alarm. The safe-guard door lock comprises a front locking end, a case, a front cover plate, a front lock core, a self-locking mechanism, a safety mechanism, a latch bolt driving lever and a key switching mechanism. The safe-guard door lock further comprises an anti-theft alarm device which comprises a circuit board, a single-chip microcomputer, a first magnetic control reed switch, a second magnetic control reed switch, a magnet of the reed switch, a receiver, a charging circuit, a main switch, a learning switch, an emitter, a permanent magnet, an electromagnet, a returning spring, a barrier plate, a limiting plate and a buzzer. In an unlocked state, the magnet of the reed switch is matched with the first magnetic control reed switch; in a totally locked state, the magnet of the reed switch is matched with the second magnetic control reed switch; the end part of the barrier plate is matched with a notch; and a password modification key switch, an alarm-on key switch and an alarm-off button are arranged on the emitter. Due to the structure, the safe-guard door lock can be unlocked only with the password or the emitter, so that the safe-guard door lock can be effectively prevented from being unlocked by a tool except the key and can alarm. The safe-guard door lock has the advantages of convenience in use, safety and reliability.

Description

A kind of antitheft safe-guard door lock with reporting to the police
Technical field
The present invention relates to a kind of safe-guard door lock.
Background technology
Present prior art, such as Fig. 4, shown in Figure 6, a kind of safe-guard door lock comprises front lock head (not shown), lock housing 1, front shroud 2, self-locking mechanism, insurance institution, latch bolt driving lever 3 and key open-and-close mechanism, the described key open-and-close mechanism side of comprising tongue 4, square tongue gusset piece 5, profile of tooth body 6, profile of tooth card 7, alignment pin 8, torsion spring 9, lock core 10, rear wiper arm 11 and front wiper arm 12; As shown in figure 10, front wiper arm 12 is arranged on the front shroud 2.Insurance institution comprises safeguard knob 13, guide strip 14, is arranged on safeguard 141, safeguard plectrum 15, guide finger 16 and the second torsion spring 17 on the guide strip 14.
Self-locking mechanism comprises latch bolt 18, latch bolt connecting rod 19, latch bolt driving lever cover ear 20, back-moving spring 21, latch bolt handle 22 and compression spring 23; Described latch bolt driving lever 3 articulates with square tongue gusset piece 5, and the other end cooperates with the latch bolt driving lever cover ear 20 of self-locking mechanism, and the safeguard 141 of insurance institution cooperates with latch bolt handle 22.。Existing problems are: after door lock closed, the stranger is the available foreign matter lock that opens the door still, can not reach antitheft purpose.
Summary of the invention
The objective of the invention is: a kind of antitheft and safe-guard door lock of reporting to the police is provided, it effectively the side's of preventing tongue slide to opening direction, reach the purpose of anti-theft unlocking.
The present invention is achieved in that a kind of antitheft safe-guard door lock with reporting to the police, comprise front lock head, lock housing, front shroud, front lock core, self-locking mechanism, insurance institution, latch bolt driving lever and key open-and-close mechanism, the described key open-and-close mechanism side of comprising tongue, square tongue gusset piece, profile of tooth body, profile of tooth card, alignment pin, torsion spring, lock core, rear wiper arm and front wiper arm; Insurance institution comprises safeguard knob, guide strip, is arranged on safeguard, safeguard plectrum, guide finger and the second torsion spring on the guide strip; Described latch bolt driving lever cooperates with square tongue gusset piece and self-locking mechanism, and insurance institution cooperates with self-locking mechanism; Front lock core and front shroud articulate, and the spliced eye of the front lock head drive plate that the cross section is rectangle is arranged on the front lock core, and front lock core cooperates with front lock head again by this spliced eye, and front wiper arm is connected with front lock core; Its special character is: also comprise burglar alarm, described burglar alarm comprises wiring board, single-chip microcomputer, the first magnetic control dry-reed tube switch, the second magnetic control dry-reed tube switch, tongue tube magnet, receiver, charging circuit, master switch, learn switch, transmitter, permanent magnetic iron, electromagnet, back-moving spring, barrier plate, limiting plate and buzzer;
Described wiring board is arranged in the lock housing on top of key open-and-close mechanism, and first, second magnetic control dry-reed tube switch setting in the circuit board; On the described tongue tube magnet side of the being arranged on tongue gusset piece, under unlocking condition, tongue tube magnet cooperates with the first magnetic control dry-reed tube switch; Under the full cut-off lock status, tongue tube magnet cooperates with the second magnetic control dry-reed tube switch;
In the lock housing of the described electromagnet side of being arranged on tongue gusset piece free end, the bight of the free end of square tongue gusset piece is jagged; Barrier plate is fixed on the end of the moving iron core of electromagnet, and back-moving spring is arranged on the shell and the moving iron core between the barrier plate of electromagnet; The end of barrier plate cooperates with breach; Permanent magnetic iron is fixed on the square tongue gusset piece on breach top, and permanent magnetic iron cooperates with barrier plate, and barrier plate cooperates with the limiting plate that is arranged on the electromagnet bottom;
Be provided with password on the described transmitter and revise key switch, the anti-button of the key switch of setting up defences reconciliation.
Described a kind of antitheft safe-guard door lock with reporting to the police, its special pearl part is: there is coupler body the upper end of described guide strip, and described coupler body cooperates with barrier plate.
Described a kind of antitheft safe-guard door lock with reporting to the police, its special pearl part is: also comprise a steel ball and compression spring, on the described front lock core radial blind holes is arranged, on the described front wiper arm semi-circular groove is arranged, compression spring is arranged in the radial blind holes, steel ball cooperates with compression spring and semi-circular groove, and front wiper arm and front lock core are fixed together.
Described a kind of antitheft safe-guard door lock with reporting to the police, its special pearl part is: the method to set up of (one) four unlocking cipher: the position (side's of being tongue is locked into the end) that at first square tongue is locked into the full cut-off lock status, then the password of pressing on the transmitter was revised key switch more than ten seconds, the password of decontroling after prompt tone appears in door lock on the transmitter is revised key switch, the rotational lock core side of making tongue moves to till the position of half blocking to the direction of unblanking in 30 seconds, then the rotational lock core side of making tongue moves the position that resets to the full cut-off lock status to the locking direction, moving back and forth the first place that secondary can setting code is 2, move back and forth once, tongue tube magnet cooperates pulse signal of output to single-chip microcomputer with the second magnetic control dry-reed tube switch;
Then after the first password arranges, the interval a short prompt tone can occur after the several seconds, short prompt tone is the side's of moving back and forth tongue more later, the second of password can be set, whenever set up a password, the capital has the minor prompting that the next bit password is set, until set up the 4th password, door lock can send the setting of two long prompt cipher and finish;
(2) password amending method: at first square tongue is locked into the position of full cut-off lock status, then utilizes (one) described same method Modify password, revise end until door lock sends two long prompt cipher.
Described a kind of antitheft safe-guard door lock with reporting to the police, its special pearl part is: the method for utilizing four password unlockings: the side's of making tongue is under the full lock state, reciprocating rotation lock core, the side's of making tongue move back and forth first password of correct input, until the 4th Password Input is all correct; Then rotating key unblanks.
A kind of antitheft safe-guard door lock with reporting to the police of the present invention owing to adopting such structure, must be unblanked by password or transmitter, can effectively prevent from unblanking with foreign matter, and can report to the police, and is easy to use, safe and reliable.
Description of drawings
Fig. 1 is front view of the present invention.
Fig. 2 is right view of the present invention.
Fig. 3 is left view of the present invention.
Fig. 4 is upward view of the present invention.
Fig. 5 is the front view of transmitter of the present invention.
Fig. 6 is that the present invention removes front shroud and is in top view under the unlocking condition.
Fig. 7 is one of locking procedure chart of the present invention.
Fig. 8 is two of locking procedure chart of the present invention.
Fig. 9 is three of locking procedure chart of the present invention.
Figure 10 is the rear elevation of front shroud of the present invention.
Figure 11 is the A-A view of Figure 10.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, a kind of safe-guard door lock, comprise front lock head (not shown), lock housing 1, front shroud 2, front lock core 2A, self-locking mechanism, insurance institution, latch bolt driving lever 3 and key open-and-close mechanism, the described key open-and-close mechanism side of comprising tongue 4, square tongue gusset piece 5, profile of tooth body 6, profile of tooth card 7, alignment pin 8, torsion spring 9, lock core 10, rear wiper arm 11 and front wiper arm 12; As shown in figure 10, front lock core 2A and front shroud 2 articulate, the spliced eye that the front lock head drive plate that the cross section is rectangle is arranged on the front lock core 2A, front lock core 2A cooperates with the front lock head (not shown) again by this spliced eye, and front wiper arm 12 is passed through compression spring 41 and is connected with steel ball and is connected with front lock core 2A; Insurance institution comprises safeguard knob 13, guide strip 14, is arranged on safeguard 141, safeguard plectrum 15, guide finger 16 and the second torsion spring 17 on the guide strip 14.
Self-locking mechanism comprises latch bolt 18, latch bolt connecting rod 19, latch bolt driving lever cover ear 20, back-moving spring 21, latch bolt handle 22 and compression spring 23; Described latch bolt driving lever 3 articulates with square tongue gusset piece 5, and the other end cooperates with the latch bolt driving lever cover ear 20 of self-locking mechanism, and the safeguard 141 of insurance institution cooperates with latch bolt handle 22.
Also comprise burglar alarm, described burglar alarm comprises wiring board 24, single-chip microcomputer 25, the first magnetic control dry-reed tube switch 26, the second magnetic control dry-reed tube switch 27, tongue tube magnet 28, receiver, charging circuit, master switch 29, learn switch 30, transmitter 31, permanent magnetic iron 32, electromagnet 33, back-moving spring 34, barrier plate 35, limiting plate 36 and buzzer 37;
Described wiring board 24 is arranged in the lock housing 1 on top of key open-and-close mechanism, that is to say on the base plate of lock housing 1 on top of the side's of being positioned at tongue gusset piece 5; First, second magnetic control dry- reed tube switch 26,27 is arranged on the wiring board 24; On described tongue tube magnet 28 side's of being arranged on tongue gusset pieces 5, as shown in Figure 6, under unlocking condition, tongue tube magnet 28 cooperates with the first magnetic control dry- reed tube switch 26,26 conductings of the first magnetic control dry-reed tube switch; As shown in Figure 9, under the full cut-off lock status, tongue tube magnet 28 cooperates with the second magnetic control dry- reed tube switch 27,27 conductings of the second magnetic control dry-reed tube switch;
In the lock housing 1 of described electromagnet 33 side's of being arranged on tongue gusset piece 5 free ends, the bight of the free end of square tongue gusset piece 5 jagged 51; Barrier plate 35 is fixed on the end of the moving iron core 331 of electromagnet 33, and back-moving spring 34 is arranged on the shell and the moving iron core 331 between the barrier plate 35 of electromagnet 33; The end of barrier plate 35 cooperates with breach 51; Permanent magnetic iron 32 is fixed on the square tongue gusset piece 5 on breach 51 tops, and permanent magnetic iron 32 cooperates with barrier plate 35, and barrier plate 35 cooperates with the limiting plate 36 that is arranged on electromagnet 33 bottoms;
As shown in Figure 5, being provided with password on the described transmitter 31 revises key switch 311, the key switch 312 of setting up defences, separates anti-button 313 and indicator lamp 314.
There is coupler body 142 upper end of described guide strip 14, and described coupler body 142 cooperates with barrier plate 35.When needing energency-unlocking, not needing transmitter 31 indoor, rotation safeguard knob 13, as shown in Figure 8, barrier plate 35 has left breach 51, just can unblank with key.
Such as Figure 10, shown in Figure 11, also comprise a steel ball 40 and compression spring 41, on the described front lock core 2A radial blind holes 2B is arranged, on the described front wiper arm 12 semi-circular groove 121 is arranged, compression spring 41 is arranged in the radial blind holes 2B, steel ball 40 cooperates with compression spring 41 and semi-circular groove 121, and front wiper arm 12 is fixed together with front lock core 2A.One locking plate 42 cooperates with the upper draw-in groove of front lock core 2A, and front lock core 2A is locked together on the front shroud 2.
Outdoors, door lock to open with closing be that the rotation of forward wiper arm 12 is finished.Compression spring 41 is upspring steel ball 40, steel ball 40 is absorbed in 121 li of the semi-circular groove of front wiper arm 12, front lock core 2A and front wiper arm 12 is stuck, before rotating by the front lock head (not shown) with key outdoors, just can rotate front wiper arm 12 during lock core 2A, stir dead bolt by front wiper arm 12 and move.When door lock is at the end or is opened to the end or dead bolt and is subject to resistance and can not moves; if lock core 2A before continuing firmly to rotate; current wiper arm 12 is subject to resistance can not rotate the time again; the torsion of front lock core 2A continues to increase to a certain degree; steel ball 40 will be compressed into radial blind holes 2B by front wiper arm 12 under the interaction force of front lock core 2A and front wiper arm 12; the front lock core 2A rotation of will skidding; the possibility of having avoided front wiper arm 12 not rotate and having been twisted off by force; protected front wiper arm 12, thereby the structure of having protected door lock is not by artificial destruction.
The present invention in use, state 1: as shown in Figure 6, this moment, door lock was not at the intelligent anti-theft state, first magnetic control dry-reed tube switch 26 conducting under the magneticaction of tongue tube magnet 28, if master switch 29 is in conducting state, the battery that is arranged on the wiring board 24 just has voltage supply each several part cooperating, single-chip microcomputer 25 on the wiring board 24 will be according to this Continuity signal of the first magnetic control dry-reed tube switch 26, all outputs are closed in control, make each several part all be in resting state, with the electric weight of conserve batteries.
State 2: as shown in Figure 6, because front wiper arm 12 is the same with the effect of rear wiper arm 11, for convenience of description, wiper arm 11 is come principle of specification later on here.Wiper arm 11 after the key (not shown) is rotated by lock core 10, rear wiper arm 11 changes the teeth groove in the profile of tooth body 6 counterclockwise over to, rear wiper arm 11 is depressed profile of tooth card 7 after changing teeth groove in the profile of tooth body 6 over to simultaneously, such as the dotted arrow direction among Fig. 6, this sample prescription tongue gusset piece 5 just can slide left when rear wiper arm 11 continues to rotate counterclockwise, until rear wiper arm 11 is rotated the teeth groove of separating tooth bodies 6, profile of tooth card 7 is clamped on the alignment pin 8 resetting under the twisting force of torsion spring 9.So far, side's tongue gusset piece 5 segment distance that slided, because square tongue 4, profile of tooth body 6, profile of tooth card 7 and square tongue gusset piece 5 are integrally formed by connection, lock behind this sample prescription tongue gusset piece 5 slips one segment distance, side's tongue 4 also just stretches out segment length locking, as shown in Figure 7, this is one of locking process.The process of unblanking is rear wiper arm 11 opposite spins.Tongue tube magnet 28 on the side's of being installed in tongue gusset piece 5 slides behind the segment distance with square tongue gusset piece 5 in addition, the state of the side's of being tongue 4 firm half lockings at this time, state as shown in Figure 7.
State 3: under state shown in Figure 7, when the side's of being tongue 4 just has been locked into the position of half blocking, because tongue tube magnet 28 has left original position, the first magnetic control dry-reed tube switch 26 is owing to having lost the magnetic force of tongue tube magnet 28, the first magnetic control dry-reed tube switch 26 becomes disconnection by original conducting, this signal informs single-chip microcomputer 25, after one minute or certified transmitter 31 in the wireless receiving scope, press the key switch 312 of setting up defences, one of single-chip microcomputer 25 output approximately the voltage of hundreds of millisecond to electromagnet 33, electromagnet 33 energisings produce magnetic force, iron core 331 is moved in adhesive, moving iron core 331 is connecting with barrier plate 35 usefulness screw (not shown)s, barrier plate 35 iron core 331 that also sways in synchrony moves, and after moving iron core 331 adhesives, barrier plate 35 has also just moved to breach 51 places of square tongue gusset piece 5, the side's of prevention tongue gusset piece 5 slides to the direction of unblanking, even at this moment have the people all can not unblank opening the lock with the key outdoors, play in the effect of locking outdoors, as shown in Figure 8.Because the magneticaction of permanent magnetic iron 32, barrier plate 35 breach 51 places of the side's of being attached to tongue gusset piece 5 tightly after electromagnet 33 outages keep the side's of preventioning tongue gusset piece 5 to the direction slip of unblanking, as shown in Figure 8.After finishing these actions, behind the lower this state of single-chip microcomputer 25 memories, closeall output makes each several part all be in resting state, and with the electric weight of conserve batteries, this is half blocking of door lock.In this state, because wireless receiving circuit outage, barrier plate 35 are adsorbed on breach 51 places, as will in this state, unblanking, must first square tongue 4 be locked into the end, then prevent button 313 or the method that accesses to your password and unblank by the solution of the transmitter 31 that has authenticated, could unblank smoothly.
State 4: as shown in Figure 9, Fig. 9 is the figure of door lock full cut-off lock status.After side's tongue 4 is locked into the end, on the one hand, because the movement of square tongue gusset piece 5, permanent magnetic iron 32 on the side's of being contained in tongue gusset piece 5 is also and then mobile, make barrier plate 35 break away from the absorption affinity of permanent magnetic iron 32, barrier plate 35 resets to the home position under the elastic force of back-moving spring 34, limits barrier plate 35 in the permanent position by limiting plate 36, this position be can the side's of stopping tongue gusset piece 5 slip, also be that barrier plate 35 can smooth opening at this position side's tongue 4.On the other hand, after square tongue 4 was locked into the end, tongue tube magnet 28 had been offset again a segment distance, and in this position, the magnetic force of tongue tube magnet 28 is just with 27 conductings of the second magnetic control dry-reed tube switch, and this signal has reflected to single-chip microcomputer 25.After single-chip microcomputer 25 is received signal, at first to the wireless receiving circuit power supply, wait for receiving the instruction that certified transmitter 31 sends.If in the wireless receiving scope, supress the anti-button 313 of the solution of the transmitter 31 that has authenticated this time, then single-chip microcomputer 25 can be made response, can unblank smoothly by enough keys in one minute, and after unblanking, as shown in Figure 6, the state of door lock is identical with state 1.Do not wait for the reception instruction as within this minute, not unblanking, then reentering after one minute, door lock is re-set as the intelligent anti-theft state.When single-chip microcomputer 25 was waited for the reception instruction, if receive the signal of the transmitter 31 that does not have authentication, 25 of single-chip microcomputers can not be made response, continued to wait for the reception effective instruction, and door lock also keeps the intelligent anti-theft state, as shown in Figure 9.
State 5: door lock is in the full cut-off lock status, and under the intelligent anti-theft state, if single-chip microcomputer 25 is never received effective unlock instruction (namely never the people prevents button 313 by the solution of the transmitter 31 that has authenticated), and have the human key unblanking, when square tongue 4 arrives position shown in Figure 8, when the side's of being tongue 4 just has been opened to the position of half blocking, after also will revolving again and turn around, rear wiper arm 11 could open next section.After side's tongue 4 is opened to the position of half blocking by the full cut-off lock status, because the movement of tongue tube magnet 28, make the second magnetic control dry-reed tube switch 27 lose magnetic force and disconnect, this signal informs single-chip microcomputer 25, single-chip microcomputer 25 sends approximately 80 decibels chimes of doom by buzzer 37 on the one hand, send on the other hand at once one approximately the voltage of hundreds of millisecond to electromagnet 33, after electromagnet 33 energising again the moving iron core 331 of adhesive drive barrier plates 35, make barrier plate 35 be adsorbed on breach 51 places, the side's of prevention tongue gusset piece 5 slides to opening direction.Principle is because the arithmetic speed of single-chip microcomputer 25 is more many soon than people's action, revolve in rear wiper arm 11 and to turn around during this period of time, barrier plate 35 is by top action early breach 51 places of the side's of being adsorbed on tongue gusset piece 5, stopping the further unlatching of square tongue 4, the side's of making tongue is in the position of half blocking, can not open.Buzzer 37 send chimes of doom during this period of time in, receive effective unlock instruction (namely someone supresses the anti-button 313 of solution of the transmitter 31 that has authenticated) such as single-chip microcomputer, single-chip microcomputer responds at once, close all outputs, at this moment in one minute, need only and with key door lock is locked into first the end, then unblank to opening direction, just can open smoothly door lock; If single-chip microcomputer is not received effective unlock instruction, then after reporting to the police 30 seconds, close chimes of doom under the front topic of switch lock again nobody, door lock continues to keep the intelligent anti-theft state, the state in this time is that the state after sentencing with the breach 51 of state 3 barrier plates 35 side's of being adsorbed on tongue gusset pieces 5 is identical, and the response that single-chip microcomputer 25 is done also is to close all outputs too, each several part all is in resting state, with conserve battery power.That is to say that at this time door lock got back to again half blocking, as shown in Figure 8.
Wanting transmitter 31 can send instruction to single-chip microcomputer 25, then must carry out transmitter 31 authentications.Method is at first square tongue 4 to be locked into the end, clicks the learn switch 30 of this door lock, then decontrols, and then presses any button in the transmitter 31 more than two seconds, then finishes transmitter 31 authentications, finishes the instruction that the transmitter 31 after the authentication sends effective.Otherwise, do not finish the instruction ignore that the transmitter 31 of authentication sends.If the certified transmitter 31 of cancellation at first is locked into the end to square tongue 4, long the time just can be cancelled all certified transmitters 31 more than 8 seconds by learn switch 30, the instruction ignore that the transmitter 31 of cancellation authentication sends.
When the people being arranged in indoor generation emergency, need to unblank to go out, but because door lock electronic circuit fault or the other reasons side of causing tongue 4 when not opening, as long as twisting safeguard knob 13, with the key side's of opening tongue 4 rapidly just.Principle is twisting safeguard knob 13, safeguard knob 13 drives safeguard plectrum 15, and safeguard plectrum 15 drives guide strip 14 down slidings, as shown in Figure 8, coupler body 142 in the sliding process on the guide strip 14 pushes back the home position with barrier plate 35, and the side's of making tongue 4 usefulness keys can smooth opening.After side's tongue 4 is opened, twist round about safeguard knob 13, reset guide plate 14.The function of safeguard 141 is exactly at indoor back locking function, when twisting safeguard knob 13, makes the safeguard 141 of guide strip 14 reach latch bolt and shakes hands to have stopped the unlatching of latch bolt 18 in 22 back, plays the effect of locking indoor.
If the battery electric quantity in the wiring board 24 is low to a certain extent, as shown in Figure 4, the red colored lamp of three-color LED indicator lamp 38 will light, and at this moment will supply by the electric weight of 39 pairs of batteries of charging socket with the charger (not shown).The blue lamp of three-color LED indicator lamp 38 also can light during charging, until extinguish after the battery electric quantity abundance.
Described burglar alarm also has a function of utilizing password unlocking.Cipher-code input method: with key square tongue 4 is locked into extreme position first, then the rotational lock core side of making tongue moves to till the position of half blocking to the direction of unblanking, and finishing a reciprocating action is exactly input digit 1, and it is exactly that input digit is several that several times this action is arranged.When the principle side of being tongue 4 is locked into the end, 27 conductings of the second magnetic control dry-reed tube switch, then after square tongue 4 is opened to the position of half blocking to opening direction, the second magnetic control dry-reed tube switch 27 disconnects, it is exactly a pulse signal that the second magnetic control dry-reed tube switch 27 becomes disconnection by conducting at every turn, also namely whenever finish top action and once will produce the pulsatile once signal, namely the numeral 1, single-chip microcomputer 25 can record these pulses when the password unlocking program.This door lock adopts four passwords, and every in these four passwords use 2 to 9 these several numerals.In the situation about can not unblank when leaving behind the transmitter 31 that authenticated or transmitter 31 faults, will use this function of password unlocking, must be the in order correct default password of input just can be unblanked.
The method of password unlocking is: utilize first the method for Password Input sequentially to input first password.Because door lock is to be in the intelligent anti-theft state at this moment, so when first password of input, can send chimes of doom, need not comprehend it, as long as input is first password accurately, be that password is several, will operate with above method several times and could operate again door lock according to prompting after will waiting chimes of doom behind the door lock and stopping, otherwise the password bad of input.First password must be inputted correctly just can enter the password unlocking program, keeps the intelligent anti-theft state otherwise chimes of doom stops back door lock.When the input first password correct, door lock meeting stop alarm sound, enter the password unlocking program, send a minor of " ticking ", second password of prompting input, at this moment use the same method and in 30 seconds, sequentially input second password, when the minor that door lock " ticks " again, the 3rd password of prompting input, order is inputted the 3rd password in 30 seconds, again " tick " behind minor the 4th password of last input in 30 seconds.If the password of input is all correct, door lock will " tick ", two minor promptings of " ticking ", and expression is unblanked successfully, at this moment just can first door lock be at the end with key, then just can successfully unblank.The process of unblanking will be finished in one minute, otherwise door lock reenters the intelligent anti-theft state.If the input four passwords at will have one incorrect, the intelligent anti-theft state of door lock can not change, and can not unblank.Password unlocking only has chance continuous ten times, if continuous ten mistakes of password of input, single-chip microcomputer 25 will cut out the password unlocking program, no longer carries out password unlocking, prevents that other people from utilizing the means of examination code to unblank.After closing the password unlocking program, at this time can only be unblanked by the transmitter 31 that authenticated, after being unblanked by transmitter 31, door lock can be recaptured again ten times password unlocking chance.The transmitter 31 of the modification of password by authenticating, the password of pressing on the transmitter 31 was revised key switch more than 3,110 seconds, door lock can send a long of " ticking ", first password of prompting input, at this moment decontrol password and revise key switch 311, input first password with above method, a minor prompting of " ticking " was after this just arranged every 30 seconds, to in 30 seconds, input a password after the minor prompting, until four Password Inputs are complete, " ticking ", " ticking " two long prompt cipher end of input.
Last this door lock also has a long journey pattern intelligent anti-theft function.So-called long journey pattern is an electricity-saving function in fact.When the long journey plan is arranged, when lock of not opening the door for a long time, lock door lock after, that presses the transmitter 31 that authenticated set up defences key switch more than 3,120 seconds, door lock just enters the intelligent anti-theft state of long journey pattern, is controlling power saving by single-chip microcomputer 25, with the electric weight of conserve batteries.Remove this state, make door lock be in alarm condition with key operated door lock first, at this moment press the anti-button 313 of solution of the transmitter 31 that has authenticated, can remove this state.
Above-described only is preferential embodiment of the present invention.Should be pointed out that for the person of ordinary skill of the art, in the situation that do not break away from the principle of the invention, can also make some improvement and modification, this also is considered as protection scope of the present invention

Claims (5)

1. antitheft and report to the police safe-guard door lock, comprise front lock head, lock housing, front shroud, front lock core, self-locking mechanism, insurance institution, latch bolt driving lever and key open-and-close mechanism, the described key open-and-close mechanism side of comprising tongue, square tongue gusset piece, profile of tooth body, profile of tooth card, alignment pin, torsion spring, lock core, rear wiper arm and front wiper arm; Insurance institution comprises safeguard knob, guide strip, is arranged on safeguard, safeguard plectrum, guide finger and the second torsion spring on the guide strip; Described latch bolt driving lever cooperates with square tongue gusset piece and self-locking mechanism, and insurance institution cooperates with self-locking mechanism; Front lock core and front shroud articulate, and the spliced eye of the front lock head drive plate that the cross section is rectangle is arranged on the front lock core, and front lock core cooperates with front lock head again by this spliced eye, and front wiper arm is connected with front lock core; It is characterized in that: also comprise burglar alarm, described burglar alarm comprises wiring board, single-chip microcomputer, the first magnetic control dry-reed tube switch, the second magnetic control dry-reed tube switch, tongue tube magnet, receiver, charging circuit, master switch, learn switch, transmitter, permanent magnetic iron, electromagnet, back-moving spring, barrier plate, limiting plate and buzzer;
Described wiring board is arranged in the lock housing on top of key open-and-close mechanism, and first, second magnetic control dry-reed tube switch setting in the circuit board; On the described tongue tube magnet side of the being arranged on tongue gusset piece, under unlocking condition, tongue tube magnet cooperates with the first magnetic control dry-reed tube switch; Under the full cut-off lock status, tongue tube magnet cooperates with the second magnetic control dry-reed tube switch;
In the lock housing of the described electromagnet side of being arranged on tongue gusset piece free end, the bight of the free end of square tongue gusset piece is jagged; Barrier plate is fixed on the end of the moving iron core of electromagnet, and back-moving spring is arranged on the shell and the moving iron core between the barrier plate of electromagnet; The end of barrier plate cooperates with breach; Permanent magnetic iron is fixed on the square tongue gusset piece on breach top, and permanent magnetic iron cooperates with barrier plate, and barrier plate cooperates with the limiting plate that is arranged on the electromagnet bottom;
Be provided with password on the described transmitter and revise key switch, the anti-button of the key switch of setting up defences reconciliation.
2. a kind of antitheft and safe-guard door lock of reporting to the police according to claim 1, it is characterized in that: there is coupler body the upper end of described guide strip, and described coupler body cooperates with barrier plate.
3. a kind of antitheft and safe-guard door lock of reporting to the police according to claim 1 and 2, it is characterized in that: also comprise a steel ball and compression spring, on the described front lock core radial blind holes is arranged, on the described front wiper arm semi-circular groove is arranged, compression spring is arranged in the radial blind holes, steel ball cooperates with compression spring and semi-circular groove, and front wiper arm and front lock core are fixed together.
4. according to claim 1,2 or 3 described a kind of antitheft safe-guard door locks with reporting to the police, it is characterized in that: the method to set up of (one) four unlocking cipher: the position (side's of being tongue is locked into the end) that at first square tongue is locked into the full cut-off lock status, then the password of pressing on the transmitter was revised key switch more than ten seconds, the password of decontroling after prompt tone appears in door lock on the transmitter is revised key switch, the rotational lock core side of making tongue moves to till the position of half blocking to the direction of unblanking in 30 seconds, then the rotational lock core side of making tongue moves the position that resets to the full cut-off lock status to the locking direction, moving back and forth the first place that secondary can setting code is 2, move back and forth once, tongue tube magnet cooperates pulse signal of output to single-chip microcomputer with the second magnetic control dry-reed tube switch;
Then after the first password arranges, the interval a short prompt tone can occur after the several seconds, short prompt tone is the side's of moving back and forth tongue more later, the second of password can be set, whenever set up a password, the capital has the minor prompting that the next bit password is set, until set up the 4th password, door lock can send the setting of two long prompt cipher and finish;
(2) password amending method: at first square tongue is locked into the position of full cut-off lock status, then utilizes (one) described same method Modify password, revise end until door lock sends two long prompt cipher.
5. a kind of antitheft and safe-guard door lock of reporting to the police according to claim 4, it is characterized in that: the method for utilizing four password unlockings: the side's of making tongue is under the full lock state, reciprocating rotation lock core, the side's of making tongue move back and forth first password of correct input, until the 4th Password Input is all correct;
Then rotating key unblanks.
CN201210465104.0A 2012-11-19 2012-11-19 Safe-guard door lock with functions of guard against theft and alarm Active CN102926595B (en)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2532059A1 (en) * 1975-07-17 1977-02-03 Patra Patent Treuhand Multiple security lock with remote electronic control - has remote unit with logic devices, timers and alarm
CN2105538U (en) * 1991-11-30 1992-05-27 天津发电设备总厂 Door lock with electronic code alarm
KR940008702B1 (en) * 1991-06-13 1994-09-26 이상익 Door lock system for card key
CN1271052A (en) * 1999-09-17 2000-10-25 深圳鹏基龙电安防股份有限公司 Intelligent anti-theft door device and its anti-theft method
CN2584733Y (en) * 2002-10-31 2003-11-05 郭玉文 Lock with anti-theft alarm
CN2707908Y (en) * 2004-04-21 2005-07-06 李勇 Remote-control automatic anti-theft alarming door lock
CN201351397Y (en) * 2009-01-13 2009-11-25 佛山市顺德区盈通实业有限公司 Open-close locking device of core-inserting lock
CN101519927B (en) * 2009-04-09 2012-07-25 佛山市顺德区盈通实业有限公司 Multifunctional voice digital core-insert security door lock and security alarm method
CN202937079U (en) * 2012-11-19 2013-05-15 张梅芳 Burglary preventing and alarming safe-guard door lock

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2532059A1 (en) * 1975-07-17 1977-02-03 Patra Patent Treuhand Multiple security lock with remote electronic control - has remote unit with logic devices, timers and alarm
KR940008702B1 (en) * 1991-06-13 1994-09-26 이상익 Door lock system for card key
CN2105538U (en) * 1991-11-30 1992-05-27 天津发电设备总厂 Door lock with electronic code alarm
CN1271052A (en) * 1999-09-17 2000-10-25 深圳鹏基龙电安防股份有限公司 Intelligent anti-theft door device and its anti-theft method
CN2584733Y (en) * 2002-10-31 2003-11-05 郭玉文 Lock with anti-theft alarm
CN2707908Y (en) * 2004-04-21 2005-07-06 李勇 Remote-control automatic anti-theft alarming door lock
CN201351397Y (en) * 2009-01-13 2009-11-25 佛山市顺德区盈通实业有限公司 Open-close locking device of core-inserting lock
CN101519927B (en) * 2009-04-09 2012-07-25 佛山市顺德区盈通实业有限公司 Multifunctional voice digital core-insert security door lock and security alarm method
CN202937079U (en) * 2012-11-19 2013-05-15 张梅芳 Burglary preventing and alarming safe-guard door lock

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