CN1036287C - Multifunctional theft-proof lock - Google Patents
Multifunctional theft-proof lock Download PDFInfo
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- CN1036287C CN1036287C CN94119778A CN94119778A CN1036287C CN 1036287 C CN1036287 C CN 1036287C CN 94119778 A CN94119778 A CN 94119778A CN 94119778 A CN94119778 A CN 94119778A CN 1036287 C CN1036287 C CN 1036287C
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- theft lock
- locking bolt
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Abstract
The present invention relates to an electric alarm lock which comprises a casing, an alarm circuit, a lock tongue assembly, a lock bolt assembly, a lock core, a door handle and a motor, wherein the lock tongue assembly and the lock bolt assembly can make associated reciprocating movement; the lock core pokes the lock tongue assembly; two slide blocks arranged on the lock tongue assembly by pivots are butted with a lock tongue by the slope ends, the other end of each of the slide blocks is in contact with an alarm switch, two bulges extending from the slope ends of the two slide blocks are toward the direction of a lock bolt, and the two bulges are respectively butted with the lock bolt and the casing when pressed; a tail fin of a starting bolt capable of making reciprocating movement is connected with the lock bolt assembly; when the starting bolt is touched, the lock bolt in a contracting state can be released. The electric alarm lock integrates multiple functions and has the advantages of simple structure and good anti-theft performance.
Description
The present invention relates to a kind of electric alarm lock, especially available low voltage motor moves the electric alarm lock of locking bolt dead bolt, is existing alarming lock is improved.
Along with development of market economy, people's living standard improves constantly, so the safety of family's property is with regard to paid more and more attention.And door lock always plays crucial effect keeping the family's property secure context.But should see that also existing safe-guard door lock is perfect not enough, also be in the sort of function singleness, the situation that theftproof performance is not really desirable.Mainly be made up of large, medium and small three tongues, microswitch, circuit board, latch hook handgrip, buzzer, lock core, lock housing etc. as " multi-function anti-theft alarm electronic lock " that Chinese patent 91228725.X discloses, its circuit part comprises a state sensing circuit, signal discrimination circuit, alarm signal generation circuit etc.Though this lockset has warning function, and can carry out networking monitoring and report to the police.Yet because the keying of warning circuit power switch is relevant with big latch bolt position, as long as keep big dead bolt to be in withdrawal (closing the door) state, warning circuit loses warning function.Simultaneously, the alarm switch that opens and closes according to little latch bolt position is provided with separately, though the power switch unlatching, but little dead bolt is in retracted position, can not report to the police.Deutsches Reichs-Patent DE3507349A discloses a kind of door lock, it have the revoliving arm that dead bolt is in open the door and close the door the position and by the driven by motor worm screw again by the rotating mechanism of worm drive.Auxiliary slip dead bolt is adjacent with revoliving arm, and with end have pintle, to ensure that main dead bolt is in the door bolt arm of advanced position continuous.Auxiliary dead bolt has an inclined-plane, and a ratchet is arranged under the inclined-plane.When main dead bolt is in the position of closing the door, ratchet makes the door bolt arm be in standby position, when main dead bolt is in the position of closing the door, and ratchet release bar arm.The auxiliary dead bolt of this door lock relies on by the door bolt arm of ratchet control determines the position, therefore on the one hand structure complexity be prone to malfunctioning phenomenon, on the other hand ratchet need only the unhook door lock will be ineffective.Simultaneously, the action of locking a door of auxiliary dead bolt will depend on the action of main dead bolt, the situation that is difficult to lock very likely occurs.
The purpose of this invention is to provide a kind of drive motors that has, dead bolt can lock locking bolt, and both do not interdepend again, and multifunction anti-theft lock simple for structure, safe and reliable, that theftproof performance is good.
Another object of the present invention provides a kind of the have warning of forcing open the door, the demonstration of switch door state, the theftproof lock of functions such as dialogue.
Simultaneously, provide a kind of key that carries out to open the door, shake that control is opened the door, the multifunction anti-theft lock of electric open-door also is one of purpose of the present invention.
For solving above-mentioned task, the present invention adopts such technical scheme: it include housing, warning circuit, can be at opening position and related reciprocating dead bolt assembly and the lock bolt components between the position of closing the door, be installed in the lock stamen that can stir the dead bolt assembly on the housing, to be pivotally mounted on the housing and, to be used to drive the motor of dead bolt assembly with the door handle assembly that the dead bolt assembly links; And protect slide block and keep in touch with beveled end and dead bolt by being pivotally mounted in two on the dead bolt assembly, the other end is relative with the warning circuit switch; Described two protect the slide block beveled end stretches out two projectioies to lock bolt components, and when slide block was protected in dead bolt compressing two, two projectioies were against respectively on locking bolt and the housing; Be installed on the housing reciprocating startup bolt empennage and link to each other, discharge when touching the locking bolt that can be in retracted mode when starting bolt with lock bolt components.
User's use for convenience on the basis of said structure, is preferably added and is shaken control circuit and antitheftly give alert circuit.Shake control circuit and form, be connected to relay in the receiver module, by the keying of relay control motor by transmitter module and receiver module; Antitheftly give alert circuit and be contained in the display system that also can be contained on the housing on the door, send infrared light by infrared emission unit, accept the unit receive the infrared light that is reflected by object and handle rear drive sound, optical device gives the police.
Theftproof lock according to the present invention proposes can insert lock core driving dead bolt assembly by key respectively and open the door, and also can drive the dead bolt assembly by motor or door handle and open the door.Carrying out above-mentioned three kinds of whens action of opening the door, the whole retraction of dead bolt assembly, and drive lock bolt components by cross bar and bounce back simultaneously, reaching the purpose of opening the door, protect slide blocks and remain static with respect to the dead bolt assembly this moment two, and alarm switch is not unlocked.And when dead bolt was had retracting motion by sled, two protected slide block beveled end pressurized, thereby around its pivot relative transverse movement were arranged.Therefore, 2 two projectioies of protecting on the slide block beveled end move to the locking bolt direction on the one hand, are against respectively on locking bolt and the housing; Two protect slide block other end compressing alarm switch on the other hand, start warning circuit and send chimes of doom.Be against on the housing because two protect slide block, so the dead bolt assembly can not further be withdrawn.Locking bolt is also propped up and can not withdraw by two guarantor's slide blocks simultaneously, thereby reaches the effect of double insurance.
Because the present invention adopts two to protect slide blocks and start stud structure and acousto-optic gives alert, warning circuit, therefore has following advantage: 1. simple for structure, theftproof performance is good.Protect slide block by two dead bolt assembly and lock bolt components are connected, when the someone forced open the door, dead bolt locked mutually with locking bolt, and door remains closed condition, and when dead bolt slightly bounced back, alarm switch had been unlocked and has sent chimes of doom; 2. function is many, practical.Can carry out various ways such as manual, electronic, remote control and open the door, have functions such as the police of giving, warning.3. warning circuit switch and two guarantor's slide blocks link, and are in alert state at any time, do not exist by stirring other members and close the phenomenon of warning circuit, the reliability height; Displacement was little when 4. inner each member of lock body moved, and the malfunctioning phenomenon that is fitted to each other can not occur; When 5. locking bolt was in advanced position, its ejection starts bolt as long as touch, and does not rely on the dead bolt assembly, and was highly sensitive, and misoperation can not occur.
The present invention is further illustrated below by embodiment and with reference to accompanying drawing, wherein:
Fig. 1 is the multifunction anti-theft lock static structure schematic diagram that proposes according to the present invention.
Fig. 2 protects slide block and dead bolt assembly and locking bolt according to the multifunction anti-theft lock two that the present invention proposes to concern schematic diagram.
Fig. 3 is multifunction anti-theft lock door handle assembly and the dead bolt assembly connecting relation schematic diagram that proposes according to the present invention.
Fig. 4 is that the multifunction anti-theft lock door handle assembly that proposes according to the present invention and lock bolt components and motor concern schematic diagram.
Fig. 5 is multifunction anti-theft lock core and the dead bolt component relation schematic diagram that proposes according to the present invention.
Fig. 6 concerns schematic diagram according to multifunction anti-theft lock startup bolt and lock bolt components that the present invention proposes.
Fig. 7 is the upward view of Fig. 6.
Fig. 8 is the warning circuit schematic diagram.
Fig. 9 is that the door state shows electrical schematic diagram.
Figure 10 is the talkback circuit schematic diagram.
Figure 11 is remote control, motor-drive circuit schematic diagram.
Figure 12 is the antitheft alert circuit theory diagrams that give.
Referring to Fig. 1, the multifunction anti-theft lock that the present invention proposes comprises housing (2), dead bolt assembly, lock bolt components, door handle assembly, motor and starts bolt.All other parts comprise that wiring board, motor etc. all directly or indirectly are installed on the housing.The dead bolt fixed block (3) that the dead bolt assembly is connected mutually by dead bolt (1), with dead bolt, dead bolt sliding shoe (11) and the latch bolt spring (4) that is positioned on the dead bolt fixed block are formed.The dead bolt fixed block rests on two fillets (9) of case protrusion, and this fillet also plays the position-limiting action to dead bolt fixed block (3) simultaneously, makes the range of movement of dead bolt not exceed the position of closing the door.Can be between dead bolt fixed block and dead bolt sliding shoe in the enterprising line slip of the direction of motion of dead bolt assembly.The cross bar that stretches out to lock bolt components on the dead bolt assembly (32) just is connected mutually with dead bolt sliding shoe (11).Latch bolt spring (4) adopts spiral form, and is installed on the column (5) of projection from the housing.The arm of this spring then is against on the dead bolt (1), makes dead bolt to eject automatically from advanced position.
Locking bolt empennage (28) that lock bolt components is connected mutually by locking bolt (35), locking bolt spring (34), with locking bolt and locking bolt locating piece (30) and locking bolt start piece (27) and form.After locking bolt retracted to the position of closing the door, the locking bolt locating piece blocked the locking bolt empennage and makes locking bolt remain on the position of closing the door.When locking bolt starts piece (27) when being touched, make the locking bolt locating piece discharge locking bolt empennage (28), the locking bolt position of closing the door of under the locking bolt spring action, rebounding.It is relative with locking bolt startup piece to start bolt empennage (31) one ends, and the other end is fixed on and starts on the bolt (33).When starting bolt and suffer oppression retraction, start bolt empennage (31) and touch locking bolt and start piece (27), can make the locking bolt that is in opening position eject.And start bolt after suffered compressing is removed, eject housing again.
One projection (29) is arranged on the locking bolt empennage,, offset by the cross bar that stretches out on the dead bolt sliding shoe (32) and this projection when lock bolt components and dead bolt assembly all are in when closing the door the position; When the dead bolt assembly bounced back, described cross bar was against on this projection, made lock bolt components bounce back simultaneously, reached the effect of related retraction.
Two protect slide blocks (8) is installed on the dead bolt sliding shoe (11) in the dead bolt assembly by pivot (12).The one end takes the form of inclined plane, and the other end extends to the switch place of warning circuit.Dead bolt is against two and protects on the inclined-plane of slide block beveled end.Compressing two guarantor's slide block beveled end move to the locking bolt direction around pivot when dead bolt bounces back, and two other ends of protecting slide blocks are then oppressed the switch of warning circuit, open alarm signal.Protecting the slide block beveled end two has two projectioies (36) of stretching to lock bolt components, and when slide block was protected in dead bolt compressing two, two projectioies were against respectively on locking bolt and the housing, made dead bolt assembly and lock bolt components all can not continue retraction.Between dead bolt slide block and two guarantor's slide blocks, be connected with spring (10), protect contacting of slide blocks with two to keep dead bolt.Protect slide block two and preferably open a vertical slotted eye (6), be equipped with in the slotted eye and be fixed on the pin on the dead bolt slide block (7) in the dead bolt assembly, to limit the range of movement of two guarantor's slide blocks near the position of beveled end.
Door handle assembly comprises the axle (24) that is fixed on the housing and is enclosed within axle sleeve (25) on this, and handle execution block (26) is fixed on the axle sleeve, and handle drive link (13) one ends are enclosed within on the pivot (12), other end camber crotch.Arc crotch interlock mutually on this arc crotch and the handle execution block (26).So when axle sleeve rotates, but the pull handle drive link makes the dead bolt assembly bounce back.In order to ensure that handle drive link and handle execution block keep interlock in the relative motion process, be preferably in and adorn a helical spring on the housing, the arm of this spring is pressed on the handle drive link.
On the turning cylinder (19) of motor (20) eccentric wheel (18) is housed, has bar shape trench hole (14) on the handle drive link.Drive of motor bar (18) one ends are fixed with pin (15), and the other end is enclosed within on the eccentric wheel.Pin is inserted in the bar shape trench hole (14) of handle drive link, therefore also can make dead bolt assembly retraction by handle drive link, drive of motor bar (16) when motor rotates.Because pin is inserted in the bar shape trench hole, the spring (17) of described guarantee handle drive link and the interlock of handle execution block is pressed in its arm on the drive of motor bar (16), also can reach same purpose.
Motor switch (23) can be by limit cam (22) control, and limit cam then is coupled by gear (21) and machine shaft and rotates synchronously.When limit cam was pushed down motor switch, this switch was in off-state, and this switch then is in opening when unclamping.Because the rotation of this cam and motor synchronous, so motor rotates a week, and motor switch is in off-state again.Simultaneously with this motor switch motor door open button in addition that is in parallel and the relay that is shaken the control of control receiver module.Enclose when motor gets electric rotation 1/2, the just whole retraction housings of dead bolt and locking bolt are in opening position.At this moment, the locking bolt empennage is stuck, and locking bolt is positioned.Motor continues rotation, and dead bolt stretches out housing, up to the position of closing the door.
Two protect slide block and dead bolt assembly and locking bolt position relation referring to Fig. 2.When dead bolt (1) from A during to stressed retraction, two protect slide blocks (8) also begins stressed with the face that dead bolt offsets.Because this face of offseting is the inclined-plane, and dead bolt slide block (11) is motionless with respect to dead bolt fixed block (3), therefore a whole bevelled end moves to lock bolt components.When dead bolt retracts to a certain degree, two projectioies of protecting in last two projectioies (36) of sliding are against on the plate washer (38) that housing is stretched, thereby make two guarantor's slide block (8) stop motions.Two another projectioies of protecting on the slide block then just are positioned at locking bolt projection (39) back, make locking bolt not bounce back.Thus, dead bolt (1) and locking bolt (35) locking mutually make a maintenance closed condition all the time.Simultaneously, protect the slide block beveled end when locking bolt moves two, its other end has touched alarm switch (37) to begin to report to the police.And dead bolt sliding shoe, dead bolt fixed block bounce back synchronously when normal door, and dead bolt and two is protected between slide block does not have relative motion, and therefore two guarantor's slide blocks promptly can be moving to the travelling backwards of locking bolt side, also can not trigger alarm switch.
Handle execution block (26) in the door handle assembly and handle drive link (13) interlock mutually, referring to Fig. 3 when axle sleeve (25) when clockwise rotating, be fixed on handle execution block (26) the pull handle drive link (13) on the axle sleeve, make dead bolt fixed block (3) and dead bolt sliding shoe (11) bounce back synchronously.Cross bar on the dead bolt sliding shoe (32) then drives the lock bolt components retraction, is in opening position.After handle unclamps, the dead bolt resilience.
Protect effect in order to reach three, i.e. it is multi-form with the locking bolt locking that slide blocks are protected in employing and two, fixes one or three again and protect moving block (44) below axle sleeve up knob execution block, referring to Fig. 4.Three protect moving block is a rectangle substantially, has long projection (41) and short projection (43) to stretch out on its relative two angles respectively.Protect moving blocks (44) when rotating counterclockwise certain angle when three, short projection (43) is against on motor (20) shell, protects moving blocks to three and rotates counterclockwise spacing.And the three right angle parts (45) of protecting moving block just are positioned at locking bolt empennage (28) rear, locking bolt (35) can not be bounced back reach three guarantor's effects.Three protect moving block clockwise rotates certain angle, and long projection (41) is against on the motor housing, protects moving block to three and clockwise rotates spacing.But when clockwise rotating when spacing, dead bolt, locking bolt should arrive the position of closing the door.Preferably there is simultaneously a reed (42) that is contained on the housing to be pressed on the long projection (41), in order to avoid three guarantor's moving blocks are thrown off from locking bolt empennage position.And curved (40) and the closely subsides mutually of long projection under drive of motor bar (16) top, during the motion of drive of motor bar, three guarantor's moving blocks are thrown off from locking bolt empennage position.
The lock core installation site is referring to Fig. 5.Lock core is fixed on the housing, and its end that puts in the housing is fixed with lock core shifting block (46), and this shifting block offsets with the block (47) that is fixed on the dead bolt sliding shoe (11).When clockwise rotating lock core, lock core shifting block (46) is against the last drive of link stopper (47) dead bolt sliding shoe (11), dead bolt fixed block (3) bounces back together and makes dead bolt arrive opening position.And when rotating counterclockwise 360 ° of lock cores, the lock core shifting block is counter to be against on the block, makes that the dead bolt assembly is locked, all can't unblank with other any ways.
Fig. 6, shown in Figure 7 and for example, locking bolt empennage (28) side has a rest pad (51) to be fixed on the housing.By pin locking bolt locating piece (30) is installed on the rest pad, this locking bolt locating piece one end is fixed with lateral pin (49), and the other end is equipped with locking bolt by pin and starts piece (27).Described lateral pin is retracted to when closing the door the position at locking bolt, and the projection (48) that may be stuck in locking bolt empennage (28) goes up locking bolt is locked.And there is following convex portion (52) end of locking bolt startup piece (27), and the driving lever (50) that starts on the bolt empennage is relative with following convex portion.When starting the bolt retraction, the driving lever that starts on the bolt empennage promotes convex portion down, makes locking bolt start piece pulling locking bolt locating piece, thereby discharges the locking bolt empennage.Coil spring (53) is contained on the rest pad (51), and its two arm is pressed in locking bolt locating piece (30) respectively and locking bolt starts on the piece (27).
The warning circuit of multifunction anti-theft lock of the present invention is referring to Fig. 8, and 9 volts of alternating currents are through D
1-D
4Rectification, C
1Filtering, IC
1(7806) voltage stabilizing, C
2Filtering again is in A, 6 volts of DC voltages of B two ends output.IC
2Be NE555, its 4 pin, 8 pin connect the A point, and 1 pin connects the B point, and 3 pin are through relay J
1After be connected to the A point.The relay two ends preferably and meet diode D
p, C
pWith P
1Be connected between A, P IC after the serial connection
22 pin, 6 pin be connected on C after linking to each other
3With R
1Contact on.Alarm switch K
1Be attempted by C
3Two ends, the contact of relay J is serially connected in R
2And between the C point.Above element links and forms the controlling alarm unit.Alarm unit is by IC
3(KD9561), BG
1And loudspeaker YS
1Form IC
3Be BG
1Base stage provides signal, through BG
1Amplify the loudspeaker YS that drives in its collector loop
1C at ordinary times
3Charging, IC
22,6 pin be in electronegative potential, 8 pin are high level, J
1Be failure to actuate IC
3Dead electricity is not worked.Work as K
1Press C
3By short circuit, IC
22,6 pin obtain the current potential greater than 1/3Vcc, IC
2Become conducting, J by ending
1Adhesive, its contact J
1-1Connect the KD9561 power supply, the loudspeaker sounding alarm.C
3, R
1Determine the time-delay of reporting to the police, regulated R
1And C
3Can obtain 0～30 second time-delay.
The door status display circuit is referring to Fig. 9, and it is by K switch
2, K
3And four illuminating lamp Y
1-Y
4Form, be divided in the door, two parts outdoors.Y
1, Y
2Be positioned at door, show " opening the door " and " not closing the door " when bright respectively.Y
3, Y
4Be positioned at outdoors, show " waiting " and " come in " when bright respectively.Y
1With Y
3Parallel connection is after K
3Connect power supply, Y
4, Y
2Parallel connection is after K
2Connect power supply.K
3Be electric machine spacing switch among Fig. 1.K
2Be the display switch among Fig. 1, this switch is opened and closed by the display switch contact that is fixed on the locking bolt empennage.When the locking bolt empennage retracted to opening position, the display switch contact was pressed on the display switch, opened this switch; The locking bolt At time of eject, this switch disconnects.
The talkback circuit schematic diagram is referring to Figure 10, and it is to be single station talkback circuit of core parts with LM388.K
4-1, K
4-2Be in the interior owner position that guest outdoors understands of talking, by stirring K
4-1, K
4-2Can realize exchanging.Owner is facing to YS
3Speech, signal is delivered to 8 pin of amplifier LM388, amplifies the back from the output of 13 pin, and through C
4Be coupled to YS
2Change sound into.
Figure 11 is remote control, electric open-door circuit theory diagrams.Remote control circuit is by transmitter module TWH9236 and receiver module TWH9238, dc source, triode BG
2, relay J
2Form.Alternating current 220V is after the transformer transformation, by D
8-D
11Rectification, capacitor C
11, C
12, C
13Filtering, IC
5(7806) and D
6This part formation dc source of voltage stabilizing is attempted by on the power positive cathode of receiver module.BG
2Base stage is through R
8After be connected on the output of TWH9238, its emitter stage connects dc power cathode, colelctor electrode is through J
2After connect positive source.
Motor is through electrode switch K
3After be connected on the 12V AC power.J
2Contact J
2-1And button switch K
5All be attempted by K
3Two ends.In order to prevent that vibration from causing false triggering, preferably with J
2-1, K
5Back in parallel serial connection relay J
3, and this element is connected on the 12V power supply.And J
3Contact J
3-1Then be connected in parallel on K
3On.Therefore, work as J
2Adhesive, J
2-1During connection, J
3Adhesive J
3-1Connect electric motor starting.And motor is in case starting, then K
3Connection makes motor continue to rotate a week, until K
3Again disconnect.Press K
5Same effect is also arranged.
Antitheftly give alert circuit and give alert unit by infrared emission unit, infrared receiver, decoding unit, delay unit and demonstration and form.Infrared emission unit sends infrared light, is accepted optical signal and be converted to the signal of telecommunication and afterwards amplify to be sent to decoding unit by infrared receiver.The signal that decoding unit is sent is differentiated by delay circuit, if then give the number of delivering letters of alert circuit to demonstration greater than setting-up time signal duration, gives alert circuit by demonstration and sends acousto-optic and give the police; Otherwise then do not give the number of delivering letters of alert circuit to demonstration.
Infrared emission unit is with NE555 and luminous tube D
13, D
14Be main formation, D
13, D
14Model be PH303.D
13, D
14Be serially connected between 3 pin of positive source and NE555.1 pin of NE555 connects power cathode, and 5 pin are through C
15After connect negative pole.8 pin, 4 pin connect positive source, and 2 pin are through D
12Connect positive pole.R
9With C
14Be serially connected between power positive cathode, 6,7 pin of NE555 are connected on R
9With C
14Contact on.
Infrared receiver comprises LM741 and model is the diode D of PG302
15, resistance R
11With D
15Be connected between power positive cathode after the serial connection.D
15Anodal through R
12, C
16After connect 2 pin of LM741.3,4 bipods of LM741 connect negative pole, and 7 pin connect positive pole, and 6 pin meet coupling capacitance C
17Semifixed resistor R
13Be connected between 2 pin and 6 pin of LW741.
Decoding circuit comprises LM567, and wherein 3 pin of LM567 connect coupling capacitance, and 4 pin connect positive pole, and 7 pin connect negative pole, and 1 pin, 2 pin are respectively through C
20, C
21Connect negative pole, 6 pin are through C
22Connect negative pole, 5 pin are through C
19Connect 2 pin of NE555,8 pin are through R
15Connect positive pole.
Delay circuit comprises BG
3, BG
4, BG
5And J
4BG
1Base stage is through R
17Connect 8 pin of LM567, colelctor electrode is through R
18Connect positive source, emitter stage connects power cathode.BG
2Base stage one tunnel meets BG
1Colelctor electrode, another road is through R
19Connect positive source, grounded emitter, colelctor electrode is through R
20And W
1Connect positive source.BG
5Base stage is through D
16Two-way is divided in the back, and one the tunnel through C
24Connect power cathode, another road meets BG
4Colelctor electrode, its colelctor electrode connects positive source, and emitter stage is through R
21After connect power cathode, J
4Be attempted by R
21Two ends.J
4Contact J
4-1With C
25Connect between power positive cathode after the series connection.Show that giving alert unit comprises BG
6, BG
7, J
5, buzzer and give warning lamp.BG
6, BG
7Constitute clad pipe, BG
6Base stage is through W
2Be connected on J
4-1With C
25Between, colelctor electrode is through J
5After connect positive source.BG
6Emitter stage connects power cathode.J
5Contact J
5-1Be connected between the power positive cathode after warning lamp is connected with giving, the beep sheet is connected in parallel on and gives the warning lamp two ends.
1: 4 pulse square wave of infrared emission unit output duty cycle pressurization D
13, D
14On, spatial emission infrared light towards periphery.When infrared light is reflected by human body, by D
15Reception is through R
12, C
16Being coupled to LM741 amplifies.Signal after the amplification is through C
17Be input to 3 pin of LM567, export at 8 pin the decoding back.This moment BG
3Conducting, and BG
4End, power supply is through W
1, R
20To C
24Charging is when reaching D
16And BG
5Door BG when opening level
5Conducting, J
4Adhesive.Thereby J
4-1Connect BG
6, BG
7Conducting, J
5Adhesive, J
5-1Connect buzzer and give warning lamp work.By adjusting R
13And R
14Can set needed receiving range.For solving the accidental false triggering in designed distance of people through causing.Adjust W
1, C
24Make C
11The charge initiation gate voltage reach within a certain period of time, if BG
4Deadline is less than this time BG then
5Not conducting.Work as J
4-1After the disconnection, at C
25Still can keep BG in discharge time
6, BG
7Conducting makes buzzer and gives warning lamp work.
Claims (20)
1. multifunction anti-theft lock, include housing, warning circuit, can be at the dead bolt assembly and the lock bolt components of opening position and the coupled movements between the position of closing the door, be installed in the lock core that can stir the dead bolt assembly on the housing, the motor that is used to drive the dead bolt assembly, to be pivotally mounted on the housing and, to it is characterized in that with the door handle assembly that the dead bolt assembly links:
A. offset with beveled end and dead bolt by being pivotally mounted in the guarantor of two on dead bolt assembly slide block, the other end is relative with alarm switch,
B. two guarantor's slide block beveled end are stretched out two projectioies to lock bolt components, and when slide blocks were protected in dead bolt compressing two, two projectioies were stuck on locking bolt and the housing;
C. be installed on the housing reciprocating startup bolt empennage and link to each other, discharge when touching the lock bolt components that can be in retracted mode when starting bolt with lock bolt components.
2. multifunction anti-theft lock according to claim 1, it is characterized in that being equipped with in housing with remote control receiver module and relay is the remote control circuit of core parts, and relay contact is attempted by on the motor press button.
3. multifunction anti-theft lock according to claim 1, it is characterized in that in housing, being equipped with the antitheft alert circuit that gives, describedly antitheftly give alert circuit and be connected in series mutually by infrared emission unit, infrared receiver, decoding unit, delay unit, the contact of delay unit repeat circuit is connected on and shows and give alert circuit input end.
4. multifunction anti-theft lock according to claim 1, it is characterized in that the dead bolt fixed block that the dead bolt assembly is connected mutually by dead bolt, with dead bolt, dead bolt sliding shoe and the latch bolt spring that is positioned on the dead bolt fixed block form, the dead bolt fixed block rest from two fillets of case protrusion and and the dead bolt sliding shoe between can on the dead bolt assembly direction of motion, slide.
5. multifunction anti-theft lock according to claim 1, it is characterized in that lock bolt components by locking bolt, locking bolt spring, be fixed on locking bolt empennage on the locking bolt and locking bolt locating piece and locking bolt and start piece and form, the locking bolt that the locking bolt locating piece can will retract to the position of closing the door blocks, and locking bolt starts piece can discharge jammed locking bolt.
6. as multifunction anti-theft lock as described in the claim 5, it is characterized in that on the locking bolt empennage projection being arranged, when dead bolt assembly and lock bolt components all were in opening position, the cross bar that is fixed on the dead bolt sliding shoe was against on the described projection.
7. as multifunction anti-theft lock as described in the claim 5, it is characterized in that starting bolt empennage and locking bolt, to start piece relative, can touch locking bolt and start piece when starting the bolt retraction.
8. multifunction anti-theft lock according to claim 1 is characterized in that protecting slide blocks two has vertical slotted eye near the positions of beveled end, is equipped with in the slotted eye to be fixed on to be used for limiting two pins of protecting the range of movement of slide blocks on the dead bolt assembly.
9. multifunction anti-theft lock according to claim 1, it is characterized in that door handle assembly comprises the handle drive link, is fixed on axle on the housing, is enclosed within axle sleeve on this, is fixed on the handle execution block on the axle sleeve, handle piece drive link one end is enclosed within on the pivot, arc crotch interlock mutually on the other end camber crotch, described crotch and handle execution block.
10. as multifunction anti-theft lock as described in the claim 9, the helical spring arm that it is characterized in that being contained on the housing is pressed on the handle drive link.
11. as multifunction anti-theft lock as described in the claim 9, it is characterized in that below axle sleeve up knob execution block, fixing again three rectangular guarantor's moving blocks, on the angle of three guarantor's moving blocks, be fixed with the short projection that reverses position-limiting action, when short protruding when spacing, three to protect moving block right angle parts just relative with the locking bolt empennage.
12., it is characterized in that on the angle relative, being fixed with the long projection of clockwise position-limiting action with short projection as multifunction anti-theft lock as described in the claim 11.
13., it is characterized in that having a reed that is contained on the housing to be pressed on the long projection as multifunction anti-theft lock as described in the claim 12.
14., it is characterized in that having bar shape trench hole on the handle drive link as multifunction anti-theft lock as described in the claim 9, eccentric wheel is housed on the motor transmission shaft, drive of motor bar one end is fixed with the pin that is inserted in the described bar shape trench hole, and the other end is enclosed within on the eccentric wheel.
15. multifunction anti-theft lock according to claim 1 is characterized in that motor switch controlled by limit cam, described cam then is coupled by gear and machine shaft.
16. multifunction anti-theft lock is characterized in that being equipped with by K switch in housing according to claim 1
2, the K that opens and closes by the display switch contact that is contained on the locking bolt empennage
3And electric light Y
1～Y
4The door status display circuit of forming, and Y
1With Y
3Parallel connection is after K
3Connect power supply, Y
4, Y
2Parallel connection is after K2 connects power supply.
17. multifunction anti-theft lock according to claim 1, it is characterized in that being equipped with LM388 is core parts, comprises YS
2, YS
3Talkback circuit.
18. as multifunction anti-theft lock as described in the claim 2, the contact that it is characterized in that relay J 2 with the press button parallel connection after with another relay J
3Serial connection is connected on the power supply another relay J then
3The contact be attempted by on the motor press button.
19., it is characterized in that BG in the delay circuit as multifunction anti-theft lock as described in the claim 3
4Emitter stage is through capacitor C
24Connect power cathode.
20., it is characterized in that relay J as multifunction anti-theft lock as described in the claim 3
4Contact J
4-1With capacitor C
25Be serially connected between power positive cathode, show the BG that gives in the alert unit
6Base stage is through W
2Be connected on J
4-1Same C
25Contact on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94119778A CN1036287C (en) | 1994-12-16 | 1994-12-16 | Multifunctional theft-proof lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94119778A CN1036287C (en) | 1994-12-16 | 1994-12-16 | Multifunctional theft-proof lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1114708A CN1114708A (en) | 1996-01-10 |
| CN1036287C true CN1036287C (en) | 1997-10-29 |
Family
ID=5039375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94119778A Expired - Fee Related CN1036287C (en) | 1994-12-16 | 1994-12-16 | Multifunctional theft-proof lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1036287C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009137957A1 (en) | 2008-05-16 | 2009-11-19 | Yang Shitong | Exact spot welder for resistance welding |
| CN107610606B (en) * | 2017-10-10 | 2024-03-15 | 深圳市洲明科技股份有限公司 | Display screen, power supply back cover plate and locking device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0277432A1 (en) * | 1987-01-20 | 1988-08-10 | Ford Motor Company Limited | A key and lock assembly |
| CN87213486U (en) * | 1987-09-29 | 1988-09-28 | 杜良民 | Multi-functional cipher lock |
-
1994
- 1994-12-16 CN CN94119778A patent/CN1036287C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0277432A1 (en) * | 1987-01-20 | 1988-08-10 | Ford Motor Company Limited | A key and lock assembly |
| CN87213486U (en) * | 1987-09-29 | 1988-09-28 | 杜良民 | Multi-functional cipher lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1114708A (en) | 1996-01-10 |
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