CN2144687Y - Electronic device for alarm lock with door bell - Google Patents

Abstract

The utility model relates to an electronic device for an alarm lock with a door bell, which comprises a power source, a loud-speaker, an electronic integrated block for a music door bell, an alarm electronic integrated block and a switch. The output connecting wires of the electronic integrated block for music door bell and the alarm electronic integrated block are respectively connected with a transformer and a loud speaker by passing through a diode, and a two-stage amplification circuit composed of two triodes. The electric source, the loud speaker, other electronic elements, an electronic circuit board are equally arranged in the box body of an injection electronic device, and the box body is arranged on the back part of the inner cavity of the lock casing. The sound volume of the door bell and alarm of the alarm lock with door bell can be improved by the utility model. The utility model has the advantages of reliable use and convenient installation.

Description

Electronic device for alarm lock with door bell

The utility model relates to a kind of electronic installation of Warning door bell lock.

In the prior art, it is 90211524.3 Chinese utility model patent " burglar alarm doorbell lock " that the patent No. is arranged, it is to adopt mechanical double insurance pin tumbler lock, a music door-bell electronic integration block and warning electronic integration block and connected power supply and loudspeaker are installed in lock housing, the music door-bell electronic integration block is controlled by bell button, and the warning electronic integration block is by group handle and the dark tongue Collaborative Control of door lock of door lock protector.The power supply that electronic installation wherein is made of two batteries, music door-bell electronic integration block, warning electronic integration block, doorbell button switch, dark tongue switch, Bar-pulling type switch and loudspeaker are formed.Its electronic circuit is simple basic principle circuit, and power source voltage is also lower, so the volume deficiency of its doorbell and warning, practical function is relatively poor; Moreover, inconvenience is installed because its electronic component is in bulk in lock housing, and in installation process, being prone to misconnection and short circuit, thereby causing false alarm, dependability is relatively poor.

The purpose of this utility model is to provide a kind of improved Warning door bell lock electronic installation, improves the volume and the dependability of its doorbell and warning, and makes it easy for installation.

For achieving the above object, the utility model adopts following technical proposals: this warning lock for door bell electronic installation is the same with prior art to include power supply, loudspeaker, music door-bell electronic integration block, the electronic integration block of reporting to the police, be contained in bell button on the Door lock casing, dial the Bar-pulling type switch that handle is controlled by the dark tongue switch of the dark tongue control of door lock with by the door lock protector.Be characterized in: the output connection of music door-bell electronic integration block and warning electronic integration block is respectively respectively behind a diode, again through connecting transformer and loudspeaker behind the two-stage amplifying circuit of being made up of two triodes.Obviously, the electronic circuit after improving can improve the volume of doorbell and warning greatly, improves practical function.

In the utility model, TM-802A type electronic integration block, warning electronic integration block that the music door-bell electronic integration block can adopt commercially available Ningbo radio two factories to produce are TM-806A type electronic integration block, loudspeaker is the buzzing sheet, power supply then can reach gratifying volume effect for No. 5 batteries of three joints of series connection.

Structure of the present utility model can be designed to: bell button is installed on the Door lock casing, dark tongue switch is installed in dark tongue rear, Bar-pulling type switch is installed in the door lock protector and dials handle the place ahead, and battery, buzzing sheet and other electron component and electronic circuit board are installed in the electronic installation box body of an injection moulding, constitute electronic package, this electronic package is installed in the rear portion of lock housing inner chamber.Like this, make door lock easy for installation, in installation process, be not prone to misconnection and short circuit, improve dependability.

The utility model has conspicuous advantage compared with prior art: improved the volume and the reliability of doorbell and warning, result of use is good, and is easy for installation.

The drawing of accompanying drawing is described as follows:

Fig. 1 is an electronic-circuit diagram of the present utility model.

Fig. 2 is the structural representation of an example of the utility model.

Fig. 3 is the structural representation of Door lock casing.

Fig. 4 is the structural representation (wherein scheming a is elevation, and figure b is a rear elevation) of electronic package 1 among Fig. 2.

Label representative in the accompanying drawing: 1-electronic package, 2-lock housing, 3-Bar-pulling type switch K2, the dark tongue K switch 3 of 4-, 5-spring, the dark tongue of 6-, the 7-dead bolt, the 8-spring, 9-dials handle, 10-door lock protector, 11-panel, 12-bell button K1, the 13-tapered end, 14-electronic installation box body, 15-buzzing sheet, the 16-battery, the 17-electronic circuit board.

An optimum implementation of the present utility model is: referring to Fig. 1, this warning lock for door bell electronic installation comprises power supply E, loudspeaker F, transformer B, TM-802A type music door-bell electronic integration block, TM-806A type warning electronic integration block, bell button K1, dark tongue K switch 3 and Bar-pulling type switch K2.Each is connected transformer B and loudspeaker F behind the two-stage amplifying circuit through two triode G1 and G2 composition to output connection b1, the b2 of music door-bell electronic integration block and warning electronic integration block again behind a diode D3 and D2 respectively.Be connected in series Bar-pulling type switch K2 and dark tongue K switch 3 on the triggering wiring a1 of TM-806A type warning electronic integration block and the tie of power supply E positive pole, simultaneously circuits for triggering of forming by controllable silicon D1 and resistance R 2 in parallel on dark tongue K switch 3.And on the given line of TM-806A type warning electronic integration block, connect resistance R 1 and be used for adjusting best volume.The positive pole of bell button K1 joining power is all passed through in the triggering wiring a2 of TM-802A type music door-bell electronic integration block and its anodal wiring.Referring to Fig. 2, Fig. 3 and Fig. 4, bell button K1 is installed on the Door lock casing 11, i.e. label on Fig. 3 12; Dark tongue K switch 3 is installed in dark tongue 6 rears, i.e. label on Fig. 24, and it is a normally closed switch; Bar-pulling type switch K2 is installed in the place ahead of 10 groups of handles 9 of door lock protector, i.e. label on Fig. 23, and it is a normal open switch.Power supply E is No. 5 batteries 16 of three joints of series connection, loudspeaker F is φ 35 buzzing sheets 15, battery 16, buzzing sheet 15 and other electron component and electronic circuit board 17 are installed in the electronic installation box body 14 of an injection moulding, constitute electronic package 1, electronic package 1 is installed in the rear portion of lock housing 2 inner chambers.Place battery 16 in the electronic installation box body 14 positive intermediate groove; And place buzzing sheet 15 in its back side intermediate groove, place electronic circuit board 17 and other electron component in the downside groove.

Its operating principle is: after owner locks a door, dial handle 9 towards the place ahead, withstand dead bolt 7 and a safety effect, oppressing normal open switch 3 simultaneously is Bar-pulling type switch K2, makes its closure; Dark tongue 6 is because door is shut contracts in being pressed towards, thereby promotion normally closed switch 4 is dark tongue K switch 3, and it is opened; TM-806A type warning this moment electronic integration block excite the circuit between wiring a1 and the power supply E positive pole obstructed, the buzzing sheet is loud.If the robber forces open the door, owing to there is not group handle 9 of key turns lock protector 10, Bar-pulling type switch K2 is that normal open switch 3 still is in closure state; When door is pried open a seam, dark tongue 6 is under the effect of spring 5 and eject, remove the motive force of dark tongue and closure so normally closed switch 4 is a dark tongue K switch 3, TM-806A type warning this moment electronic integration block excite circuit connection between wiring a1 and the power supply E positive pole, the buzzing sheet sends chimes of doom.In case dark tongue K switch 3 closures, its both end voltage reduces,, the control electrode potential that makes controllable silicon D1 causes controllable silicon D1 conducting thereby reducing, this moment is if open dark tongue K switch 3 again, its circuit is still connected, that is to say that the buzzing sheet is reported to the police after prying open door, the robber presses dark tongue 6 again and dark tongue K switch 3 is opened still can not stop the buzzing sheet to continue to report to the police.If owner turns the key in the lock, group handle 9 of key turns lock protector 10, normal open switch 3 is that Bar-pulling type switch K2 removes compressing power and opens, though make normally closed switch 4 dark tongue K switch 3 closures owing to dark tongue 6 ejects when door is opened, the warning electronic integration block excite between wiring a1 and the power supply E positive pole circuit still obstructed, the buzzing sheet alert sound of not transmitting messages.It is among Fig. 3 during label 12 that the guest presses bell button K1, and excite the wiring a2 and the anodal wiring thereof of TM-802A type music door-bell electronic integration block are connected with the positive pole of power supply E simultaneously, so buzzing sheet 15 sends the music door-bell sound.

Claims (5)

1, a kind of electronic installation that is used for the Warning door bell lock, comprise power supply E, loudspeaker F, music door-bell electronic integration block, the electronic integration block of reporting to the police, be contained in bell button K1 on the Door lock casing 11, by the dark tongue K switch 3 of dark tongue 6 controls of door lock with by the Bar-pulling type switch K2 of 10 groups of handles of door lock protector, 9 controls, output connection b1, the b2 that it is characterized in that music door-bell electronic integration block and warning electronic integration block respectively each behind a diode D3 and D2, again through being connected transformer B and loudspeaker F by behind two triode G1 and the two-stage amplifying circuit that G2 forms.

2, electronic installation according to claim 1, it is characterized in that the music door-bell electronic integration block is a TM-802A type electronic integration block, the warning electronic integration block is a TM-806A type electronic integration block, and loudspeaker F is φ 35 buzzing sheets 15, and power supply E is No. 5 batteries 16 of three joints of series connection.

3, electronic installation according to claim 1 and 2, it is characterized in that on the tie of the triggering wiring a1 of TM-806A type warning electronic integration block and power supply E positive pole, being connected in series Bar-pulling type switch K2 and dark tongue K switch 3, simultaneously circuits for triggering of forming by controllable silicon D1 and resistance R 2 in parallel on dark tongue K switch 3; The positive pole of bell button K1 joining power E is all passed through in the triggering wiring a2 of TM-802A type music door-bell electronic integration block and its anodal wiring.

4, electronic installation according to claim 3, it is characterized in that bell button K1 is installed on the Door lock casing 11, dark tongue K switch 3 is installed in dark tongue 6 rears, Bar-pulling type switch K2 is installed in 10 groups of handle 9 the place aheads of door lock protector, and battery 16, buzzing sheet 15 and other electron component and electronic circuit board 17 are installed in the electronic installation box body 14 of an injection moulding, constitute electronic package 1, electronic package 1 is installed in the rear portion of lock housing 2 inner chambers.

5, electronic installation according to claim 4 is characterized in that placing battery 16 in the electronic installation box body 14 positive intermediate groove, and places buzzing sheet 15 in its back side intermediate groove, places electronic circuit board 17 and electronic component in the downside groove.

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