CN2184744Y - Electronic induction alarm ring lock - Google Patents

Abstract

The utility model relates to an electronic induction alarm annular lock. The electronic induction alarm annular lock is composed of a lock body, an annular lock, a lock end, and an alarm circuit. A hole which is communicated with the end part of a lock inserting hole is arranged on the side part of the lock body of the electronic induction alarm annular lock. A reed switch is arranged in the hole. The opening and the closing of the reed switch and the opening state and the closing state of the annular lock are consistent, and an outer induction wire is arranged parallel to the annular lock. The induction signal of a human body is accepted by the outer induction wire, and is sent to the alarm circuit to sound and alarm. The electronic induction alarm annular lock has simple structural principle, low power consumption, low cost, and safe and convenient use. The electronic induction alarm annular lock is widely suitable for the theft prevention of various articles of a travel bag, a bicycle, an iron door, etc.

Description

Electronic induction alarm ring lock

The utility model relates to a kind of electrical lock apparatus, relates in particular to a kind of electronic induction warning ring lock, belongs to the electronic safety lock technical field.

Existing ring lock (chain lock or steel wire lock) mainly is mechanical billiard and chain or steel wire device, is easily pried open by the people or opens with unlocking tool, do not possess warning function, thereby anti-theft feature is not good.Announced a patent CN2103613U warning chain lock on the Chinese patent communique, it is to rely in the outer field electrode sheath of chain two utmost points to be subjected to clamp, to draw, press, cut at chain lock etc. as the time spent to be in contact with one another and to connect acoustical generator, makes the acoustical generator sounding and reports to the police.But it can not be reported to the police in advance, could report to the police in the time of must waiting robber's cutting chain lock, even often called the police, chain lock also is damaged.

The purpose of this utility model is that the defective that overcomes the prior art existence provides a kind of electronic induction warning ring lock.

The purpose of this utility model realizes by following scheme: it is to offer a hole that communicates with the mortise lock bore ends at the sidepiece of ring lock lock body, be provided with a reed switch in the hole, the Push And Release of reed switch is consistent with the unlatching of ring lock and locking states, and the parallel outer line of induction that is provided with strop, and set up a warning circuit that contains the internal induction line, it comprises that oscillating circuit, signal processing circuit, alliteration generator, audio frequency promote level, mu balanced circuit and power supply and form, the break-make in the reed switch control warning circuit between other parts and power supply.

The utility model also can be set up one and regularly ring noisy and the locking warning circuit in warning circuit, it is divided into two the tunnel with the electronic watch timing output signal, one tunnel sounding control signal as warning circuit, another road regularly rings the circuit that makes a noise by this and adds to alliteration generator input, make it influenced by induced signal, ring the function of making a noise and oneself unblanking not report to the police thereby realize regularly reminding.

Fig. 1: be the utility model structural representation

Fig. 2: be the circuit diagram of the utility model warning circuit

Fig. 3: the circuit diagram that regularly rings the circuit that makes a noise for the utility model

Below the contrast accompanying drawing is further elaborated to the utility model in conjunction with the embodiments.

Embodiment 1:

The utility model comprises lock body 1, annular rope 2, lock termination 3, it is characterized in that: it also comprises an induction alarm circuit, and the sidepiece at lock body 1 has a hole 7 that communicates with a mortise lock bore ends, be provided with the reed switch K that constitutes by moving plate end 6 that has insulating layer and stator end 5 therein, its moving plate end 6 links to each other with the dead bolt 8 of lock termination 3, stator end 5 is fixed in the left part in hole 7, with the annular rope 2 parallel outer lines of induction 4 that are provided with, its two ends are individually fixed in lock body 1 and lock on the termination 3 by screw, and the induction alarm circuit is by oscillating circuit, signal processing circuit, the gauge tap circuit, the alliteration generator, audio frequency promotes phonation circuit, mu balanced circuit and power supply are formed.

The oscillating circuit of induction alarm circuit of the present utility model is by internal induction line 9, oscillator coil L ₁, triode BG ₁, resistance R ₁, R ₂, and capacitor C ₁, C ₂Form, internal induction line 9 communicates resistance R by screw on lock body 1 and with the loop checking installation of the outer line of induction 4 formations ₁, R ₂Be respectively triode BG ₁Base stage, emitter-base bandgap grading biasing resistor, capacitor C ₂Cross-over connection is in triode BG ₁Base stage and emitter stage between, oscillator coil L ₁With capacitor C ₁The series arm cross-over connection in triode BG ₁Base stage and emitter-base bandgap grading biasing resistor R ₂Between.

Signal processing circuit of the present utility model is by triode BG ₂, phase inverter F ₁, F ₂, capacitor C ₃～C ₆, resistance R ₃～R ₉And diode D ₁, D ₂Form, wherein triode BG ₂, diode D ₁Play the rectification amplification, resistance R ₄, R ₆And phase inverter F ₁Constitute the pulse voltage amplifying stage, its amplifying signal is through diode D ₂Export gauge tap circuit, resistance R to ₈, capacitor C ₆And phase inverter F ₂Constitute delay circuit, play the time-delay control action, and through resistance R ₉Feed back to triode BG ₁Base input end.

Gauge tap circuit of the present utility model is by triode BG ₃, resistance R ₃, R ₄Form resistance R ₃Connect the output signal of signal processing circuit, another termination triode BG ₃Base stage, resistance R ₁₁Cross-over connection is in triode BG ₃Between base, emitter-base bandgap grading.

Alliteration generator of the present utility model is one by phase inverter F ₃～F ₆, diode D ₃～D ₅, resistance R ₁₂～R ₁₃, capacitor C ₇, C ₈A typical square wave generation circuit that constitutes.

Audio frequency of the present utility model promotes phonation circuit by triode BG ₄, BG ₅, transformer B ₁, buzzer Y and resistance R ₁₆Constitute, the output of alliteration generator meets triode BG ₄Base stage, triode BG ₄Colelctor electrode is through resistance R ₁₆Meet triode BG ₅Base stage, triode BG ₅Colelctor electrode meet transformer B ₁Elementary, its secondary two ends cross-over connection has loudspeaker Y, and its emitter stage connects power positive end through reed switch K.

Mu balanced circuit of the present utility model is by triode BG ₆, resistance R ₁₇, voltage-stabiliser tube D ₆And capacitor C ₁₀Constitute triode BG ₆Colelctor electrode is through resistance R ₁Meet triode BG ₁Base stage, resistance R ₁₇Cross-over connection between transistor base and colelctor electrode, voltage-stabiliser tube D ₆With capacitor C ₁₀Cross-over connection is between transistor base, emitter stage and power cathode respectively.

When this induction type ring lock was in locking states, reed switch K closure was then connected power supply, and the induction alarm circuit is in the triggering alarm condition, under the normal condition, and the oscillating circuit vibration, its oscillator signal passes through capacitor C ₃, two utmost point D ₁The DC voltage of detection makes triode BG ₂Conducting, its collector voltage descends, through phase inverter F ₁The voltage that amplifies makes diode D ₂Conducting makes the triode BG in the gauge tap circuit ₃Conducting, thus closed the alliteration generator, the output of alarm free sound.As the people when the ring lock, oscillating circuit failure of oscillation, triode BG ₂End phase inverter F ₁Output voltage is zero, diode BG ₂Play buffer action, gauge tap triode BG ₃End, collector potential rises to high potential by electronegative potential, and the alliteration generator is started working.Promote phonation circuit, buzzer sounding alarm by audio frequency.Because phase inverter F ₂, capacitor C ₆, resistance R ₈Constitute delay circuit, when power supply rigidly connects the false alarm that can suppress to connect power supply moment formation when leading to effectively.

Embodiment 2:

Present embodiment is to have set up one regularly to ring noisy and the locking warning circuit on the basis of embodiment 1, and it is by an electronic watch, triode BG ₇, FET T, resistance R ₁₈, R ₁₉, diode D ₇, D ₈And capacitor C ₁₁～C ₁₃Constitute, electronic watch rings the signal output Fen Erlu, a tunnel that makes a noise through capacitor C ₁₁Be connected to triode BG ₄Base stage, another road is through capacitor C ₁₂Be connected to triode BG ₇Base stage, resistance R ₁₈, R ₁₉One end meets triode BG respectively ₇Base stage and colelctor electrode, the other end all are connected to positive source, triode BG ₇Emitter stage is through diode D ₇Be connected to the G utmost point of FET T, the D utmost point of FET T is connected to triode BG ₃Colelctor electrode, its G utmost point and the cross-over connection of S interpolar have diode D ₈With capacitor C ₁₃Parallel branch, its S utmost point ground connection.

The timing sound of present embodiment makes a noise and the locking warning circuit can be attached on the warning circuit of embodiment 1 its operating principle such as following as an independent sector: when the setting electronic watch has regularly sound to make a noise signal output, and Fen Erlu, a path capacitor C ₁₁Add to triode BG ₄Base stage, Y sends alerting signal by buzzer, another path capacitor C ₁₂Be added to triode BG ₇Base stage makes its conducting, and supply voltage is through resistance R ₁₉, triode BG ₇, diode D ₇To capacitor C ₁₃Charging, the conducting voltage of keeping of giving about FET T-T10 minute, in this section the period, triode BG ₃Collector voltage is in electronegative potential, makes the alliteration generator wouldn't be subjected to the influence of induced signal, makes a noise and function own and that lock is not reported to the police thereby realized regularly reminding ringing.

The utility model structural principle is simple, and is easy to use, low in energy consumption, safe and reliable, extensively be suitable for traveling bag, bicycle, lock a door antitheft.

Claims (2)

1, a kind of electronic induction warning ring lock, comprise lock body (1), annular rope (2), lock termination (3), it is characterized in that: it also comprises an induction alarm circuit, and the sidepiece at lock body (1) has a hole (7) that communicates with a mortise lock bore ends, be provided with the reed switch (K) that constitutes by moving plate end (6) that has insulating layer and stator end (7) therein, its moving plate end (6) links to each other with the dead bolt (8) of lock termination (3), stator end (5) is fixed in the left part of hole (7), the parallel outer line of induction (4) that is provided with annular rope (2), its two ends are individually fixed in lock body (1) and lock on the termination (3) by screw, the induction alarm circuit is by oscillating circuit, signal processing circuit, the gauge tap circuit, the alliteration generator, audio frequency promotes phonation circuit, mu balanced circuit and power supply are formed, and its oscillating circuit is by internal induction line (9), oscillator coil (L ₁), triode (BG ₁), resistance (R ₁, R ₂), and electric capacity (C ₁, C ₂) form, internal induction line (9) upward and with the loop checking installation of the outer line of induction (4) formation communicates in lock body (1) by screw.

2, electronic induction warning ring lock according to claim 1 is characterized in that: set up one and regularly ring noisy and the locking warning circuit, it is by electronic watch, triode (BG ₇), FET (T), resistance (R ₁₈, R ₁₉), diode (D ₇, D ₈) and electric capacity (C ₁₁～C ₁₃) constitute, electronic watch rings the signal output Fen Erlu, a tunnel that makes a noise through electric capacity (C ₁₁) be connected to triode (BG ₄) base stage, another road is through electric capacity (C ₁₂) be connected to triode (BG ₇) base stage, resistance (R ₁₈, R ₁₉) end meets triode (BG respectively ₇) base stage and colelctor electrode, the other end all is connected to positive source, triode (BG ₇) emitter stage is through diode (D ₇) being connected to the G utmost point of FET (T), the D utmost point of FET T is connected to triode (BG ₃) colelctor electrode, its G utmost point and the cross-over connection of S interpolar have diode (D ₈) and electric capacity (C ₁₃) parallel branch, its S utmost point ground connection.

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