CN2216120Y - Door lock with electronic door bell and alarm functions - Google Patents

Abstract

The utility model relates to a door lock with electronic doorbell and alarm functions. The utility model is a new door lock which has the integrative function of an electronic doorbell, an anti-theft alarm device and a mechanical door lock. When the utility model is adopted, the characteristics of the mechanical door lock is retained; the mechanical door lock has the characteristics that the anti-theft and the anti-prying functions are realized, the anti-sawing function is realized, the outer part is locked by the inner part, the inner part is locked by the outer part, etc. The utility model has the function of the electronic doorbell. If a person uses a key to enter a house, the utility model can send out sounds which can denote the person entrance. If the person does not use the key to enter the house, the utility model can send out the alarm sounds. The shape of the utility model is same to the shape of a general built-in lock. The installation of the utility model is same to the installation of the mechanical door lock. The button of the lock head of the utility model is a doorbell button. The utility model can be widely used for the doors of a factory, a school, a family, a shop, etc.

Description

Door lock with electronic door bell and alarm functions

At present, dwelling house, shop, office etc. substantially all use various mechanical door locks, and for antitheft, firm, these door locks have usually that anti-sledge, anti-saw, internal lock are outer, available outdoors various functions such as key operated in the external lock, in the door.Also there are various electronic music doorbells to be used for various doors in addition.For some main department, on the door various warning devices are housed.These door locks, doorbell and warning device all are unifunctional independent sectors, install very inconveniently, and price is higher.If can be integrated door lock, electronic door bell and electronic alarm device, and keep former mechanical door lock function, and compact conformation, produce easily, cost is low, this is the utility model electronic door bell and the basic thought of protecting alert door lock.

The utility model electronic door bell and the scheme of protecting alert door lock are that electronic door bell and warning integrated chip, toy trumpet, battery, special microswitch are installed in the lock body; Bell button is contained on the tapered end; Its external form is identical with common built-in lock.

In order to implement the utility model electronic door bell and alarm door lock, select the mechanical door lock (similar built-in lock has how tame factory to produce) of a domestic production producer, the counterbore of the little button of installation and processing and fairlead on tapered end, directly over the lock core hole of tapered end cover front, make a call to an aperture, so that button head exposes, good and sound button has also drawn line; Utilize in the lock body and have living space, electronic door bell and alarm chip, battery, toy trumpet and special slide switch (Fig. 1) are directly packed in the lock body, and make pull bar drive the slide block 1 of slide switch, make the garden lock drive the slide block 2 of slide switch; Carefully connect the wire by shown in Figure 1; And lock assembled; Need on locked body, to adorn a set screw (seeing Fig. 2) in addition; Utility model electronic door bell and alarm door lock have so just been obtained.

This new door lock and original door lock are installed the same, after just installing, door are closed, and set screw, the oblique type locking bolt of shake-up make No. 2 zones of the contact of slide block 1 at switch in door, at this moment do not send out the sound any.So just thoroughly installed.

1. when door is in the state of lock (no matter the garden lock is outstanding or outstanding, and promptly the slide block 2 of switch is in A or B position), slide block 1 is in the zone No. 2, does not send out the sound any.2. outstanding when the garden lock, the slide block 2 that promptly drives switch is during to the A position, and door is in the lock state, in case have do not turn the key in the lock illegally go into interior person (the circle lock is still outstanding), pull bar drives 1 to No. 1 zone of slide block, begins to report to the police; At this moment artificially spur pull bar and try hard to make slide block 1 to be parked in the zone No. 2, not reporting to the police is impossible (because No. 2 zones are very little, can not be parked in the there).Because slide block 1 is when other position, loudspeaker all can be sent out chimes of doom.3. when the garden lock was not outstanding, at this moment slide block 2 had the people at position B(family this moment, and door is in the state of lock); A., the human key is arranged or pull pull bar when opening the door, slide block 1 is in No. 3 zones, loudspeaker prompting sound, and reminds people has the people to pass in and out.B. after the someone passed in and out, when not closing, slide block 1 is in No. 1 zone can report to the police, and reminds discrepancy person to shut up the door carefully.C. when wanting to allow door be in normally open, as long as move pull bar to head and transposition is blocked for 90 °, at this moment slide block 1 is in the zone No. 4, does not have any sound.

For the mechanical door lock of other type, can suitably improve, just become this new door lock.

In sum, this utility model electronic door bell and alarm door lock have electronic door bell, burglar alarm, someone and come in and go out and send not function such as sounding of prompting sound, Men Changkai, and kept that antitheft, the anti-sledge of former mechanical door lock, anti-saw, internal lock are outer, function such as in the external lock, external form and common door are phase-locked together.Be characterized in simple and compact for structure, easy production, easy for installation, cost is low, integrated level is high, applied widely, can be widely used in dwelling house, shop, the various occasions in hotel.

Description of drawings:

Fig. 1 ┈ ┈ slide switch and schematic circuit

A ┈ ┈ slide switch wiring board

b ₁┈ ┈ slide block 1

b ₂┈ ┈ slide block 2

C ┈ ┈ conducting strip

D ┈ ┈ electronic circuit chip

E ┈ ┈ prompting sound

F ┈ ┈ chimes of doom

G ┈ ┈ doorbell sound

Fig. 2 ┈ ┈ has the door lock outline drawing of electronic door bell and warning function

H ┈ ┈ screw

I ┈ ┈ pull bar

The oblique lock of j ┈ ┈

K ┈ ┈ garden shape lock

M ┈ ┈ tapered end

N ┈ ┈ bell button

Claims (4)

1, a kind of door lock that has electronic door bell and warning function, comprise mechanical lock body, it is characterized in that: bell button is housed on the tapered end, electronic door bell and alarm chip, battery, toy trumpet and special slide switch are housed in the lock body, the pull bar of lock links to each other with the slide block 1 of slide switch, and the circle lock links to each other with the slide block 2 of slide switch.

2, door lock according to claim 1, its feature also is: bell button is contained in the lock core hole top.

3, door lock according to claim 1, its feature also is: screw is used for installing to be adjusted.

4, door lock according to claim 1, its feature also is: slide switch and integrated chip are made one.

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