CN2289029Y - Alarm door lock - Google Patents

Abstract

The utility model relates to a hook-bolt and inserted core alarm door lock with the functions of anti-theft alarm and guest doorbell. The utility model comprises a lock shell, a lock head, a lock bolt, a handle, an inclined bolt, a small bolt and an electronic alarm device provided with a lock bolt control and limit switch and a small bolt control and limit switch. Telescopic bolt hooks are arranged at an upper and a lower sides of the front end part of the lock bolt. The electronic alarm device is also provided with a temperature sensing probe positioned at the inner side face of an end plate panel of the lock shell. The utility model has the functions of prizing prevention, alarm and doorbell, also has the alarm function of high-temperature cutting prevention, and is suitable for outer house doors, iron doors, double sliding doors and movable doors.

Description

Hook tongue lock pin alarm door lock

The utility model relates to a kind of alarm door lock that is used for outer door, two sliding door and iron gate, particularly a kind of Warning door bell lock of anti-cutting pick-proof.

In the prior art, multiple Pickproof alarm lock for door bell is arranged.They are by lock housing, tapered end, dead bolt, handle, tiltedly tongue, uvula and have the limit switch of dead bolt control and the electronic alarm device of the limit switch of uvula control etc. constitutes.When locking a door, the robber forces open the door and crack between a door and its frame is strengthened, and uvula stretches out, and the limit switch of dead bolt control this moment and the limit switch of uvula control are all connected circuit, and then electronic alarm device sends chimes of doom; And turn the key in the lock, dead bolt indentation and the limit switch of dead bolt control is opened circuit, though uvula stretches out the limit switch that makes uvula control and connects circuit, electronic alarm device does not send chimes of doom.But the function that the not anti-robber of this alarm door lock reports to the police with flame cutter cutting dead bolt generally also is not suitable for two sliding doors.

Order of the present utility model is to provide a kind of outer door and iron gate of both being applicable to also to be applicable to two sliding doors and to have the anti-alarm door lock that cuts.

For achieving the above object, the utility model employing is existing to be applicable to that the mortise door lock of outer door and iron gate is improved, and its technical scheme is: the utility model is the same with prior art to be included lock housing, tapered end, dead bolt, handle, oblique tongue, uvula and has the limit switch of dead bolt control and the electronic alarm device of the limit switch that uvula is controlled.Retractable hook tongue is equipped with in the both sides up and down that it is characterized in that the dead bolt leading section; Electronic alarm device also has the temperature-sensing probe that is placed on the lock housing end plates medial surface.Also be applicable to two sliding doors owing to adopted the hook tongue; Because temperature-sensing probe is arranged, when the robber cut dead bolt with flame cutter, temperature-sensing probe promptly triggered its warning to the electronic alarm device input signal.

Above-mentioned hook tongue can be designed as: the hook tongue is hinged by pin and dead bolt, and hook tongue rear inside is supported by stage clip by straight pin, and there is the hook with the auxiliary lock body coupling in the hook tongue front end outside, and the outside, rear end has and the hook that lock housing end plates matching effect is arranged.

Above-mentioned electronic alarm device can be designed as by power supply, dead bolt control limit switch, uvula control limit switch, doorbell switch, warning CMOS integrated package, music door-bell CMOS integrated package, four triodes, a temperature-sensing probe, four resistance, three electric capacity, a coil and a loudspeaker and constitutes.

The utility model has following conspicuous advantage compared with prior art: the utility model not only has Pickproof alarm and doorbell function, also has anti-high-temperature machining warning function; Be not only applicable to outer door and iron gate, also be applicable to two sliding doors and move door.

The drawing of accompanying drawing is described as follows:

Fig. 1 is the structural representation of an embodiment of the utility model.

Fig. 2 is the right view of Fig. 1.

Fig. 3 be among Fig. 2 A to view.

Fig. 4 is circuit theory diagrams of the present utility model.

An optimum implementation of the present utility model is: referring to Fig. 1, Fig. 2 and Fig. 3, this hook tongue lock pin alarm door lock includes lock housing 1, tapered end 34, dead bolt 22, handle 5, oblique tongue 28, uvula 25 and has the limit switch 17 of dead bolt 22 controls and the electronic alarm device of the limit switch 8 that uvula 25 is controlled, retractable hook tongue 19 is equipped with in the both sides up and down of dead bolt 22 leading sections, and electronic alarm device also has the temperature-sensing probe 23 that is placed on lock housing 1 end plates 30 medial surfaces.Hook tongue 19 is hinged by pin 18 and dead bolt 22, and by stage clip 21 supportings, there is the hook with the auxiliary lock body coupling in the hook tongue 19 front ends outside to hook tongue 19 rear inside by straight pin 20, and there is the hook with lock housing end plates 30 matching effects in the outside, rear end.When dead bolt 22 stretched out, hook tongue 19 posterolateral hooks were run into lock housing end plates 30 and hook tongue 19 are stretched out, and then the hook in its front end outside just hooks auxiliary lock body; When dead bolt 22 indentations, the stage clip 21 of hook tongue 19 rear ends works, and hook tongue 19 is retracted in the dead bolt 22.Owing to adopted the hook tongue, have the barb function, strengthen the reliability of lockset, but also be applicable to two sliding doors and moving door.Lock housing 1 by end plates 30 and up and down two lock housing plates constitute, connect into integral body by two gusset pieces 29 and five fixed legs 4.Tiltedly there is back-moving spring 2 tongue 28 back, are used for that oblique tongue 28 ejects when closed; Tiltedly tongue 28 rod member rear ends have the flange 3 and thumb wheel 7 hooks of handle 5 manipulations to connect, and thumb wheel 7 connects a reset tension spring 6, and extension spring 6 overcomes handle 5 loosening gaps, can make user's comfortable feel.Reseting pressuring spring 26 is arranged behind the uvula 25, and there is pin 27 uvula 25 rod member rear ends, and at closing time, uvula 25 is pressed into and pin 27 normally closed microswitches 8 of compressing and this switch is opened circuit, and door leaf is if pried open, and then uvula 25 ejects and microswitch 8 is connected circuit alarms.A pair of holding screw 24 screws in and makes two clamping blocks 11 around stop pin 10 rotations and fall in the V-type groove of Cross lock 34 among Fig. 1, cross lock core can not freely be rotated, thereby reach the locking purpose; If withdraw from holding screw 24, the tension force that then locks spring 9 makes clamping block 11 revolutions can screw out Cross lock 34.Temperature-sensing probe 23 of end plates 30 installed inside, the probe of temperature-sensing probe 23 can pass end plates and make it easier detection ambient temperature.When stealing the thief with gas cutter destruction door lock, this probe is just connected power supply alarming when 50-60 Celsius spends.Naturally drop to 50 degree Celsius in temperature and stop warning when following automatically.Retention tab 16 is arranged on the dead bolt 22, and dead bolt 22 stretches out when locking a door, and lug 16 compressings are often opened fine motion one pass 17 and connected circuit; When turning the key in the lock, dead bolt 22 indentations and often drive microswitch 17 and cut off circuit.A pair of toggle 12 is operated left rotation and right rotation by the cross lock core of the Cross lock on the interior outer panels 34 respectively.Under state shown in Figure 1, toggle 12 inhour is rotated and is pressed down slide block 13, makes the half slot off center post 15 of slide block 13 lower ends, stirs dead bolt 22 when toggle 12 continues rotation with regard to contact V-shaped groove 14 edges and moves to right in the indentation lock housing.Adopt the Cross lock mortise door lock, Cross lock has than high level security.

Referring to Fig. 4, the electronic alarm device of this hook tongue lock pin alarm door lock is by power supply E, dead bolt control limit switch K ₁, uvula control limit switch K ₂, doorbell switch AN, warning CMOS ic chip ₁, music door-bell CMOS ic chip ₂, four triode B ₁, B ₂, B ₃, B ₄, two diode D ₁, D ₂, a temperature-sensing probe D _t, four resistance R _{1, R2}, R ₃, R ₄, three capacitor C ₁, C ₂, C ₃, a coil T and a loudspeaker YD constitute.Power supply E is two No. five dry cells, and doorbell switch AN is the bell button that is installed on the outdoor panel 36, dead bolt control limit switch K ₁Adopt and often drive microswitch 17, uvula control limit switch K ₂Adopt normally closed microswitch 8, loudspeaker YD is that piezoelectric ceramics 35 is installed on the outdoor panel 36, and all the other electronic components are installed in the electronic unit box 32 of indoor panel 33.Its circuit working principle is: work as K ₁, K ₂Connect circuit or K ₁, D _tWhen connecting circuit, warning circuit is connected, and alarm signal is through triode B ₁, B ₂Amplify back input ic chip ₁, ic chip ₁Output is through triode B ₃, B ₄Amplifying the back reports to the police to loudspeaker YD.Because alarm signal is input ic chip after amplifying earlier ₁, the situation of false alarm then can not appear.When bell button AN closed, doorbell circuit was connected, the music door-bell ic chip ₂Output also through triode B ₃, B ₄Amplify the back and send doorbell sound to loudspeaker YD.Referring to Fig. 2, indoor plate 33 and outdoor plate 36 are fixed on the door-plate by sleeve nut 37 and screw 31.

Claims (4)

1, a kind of hook tongue lock pin alarm door lock that has burglar alarm and answer objective doorbell effect, comprise lock housing (1), tapered end (34), dead bolt (22), handle 15, oblique tongue (28), uvula (25) and have the limit switch (17) of dead bolt (22) control and the electronic alarm device of the limit switch (8) that uvula (25) is controlled, it is characterized in that retractable hook tongue (19) is equipped with in the both sides up and down of dead bolt (22) leading section; Electronic alarm device also has the temperature-sensing probe (23) that is placed on lock housing (1) end plates (30) medial surface.

2, hook tongue lock pin alarm door lock according to claim 1, it is characterized in that hook tongue (19) is hinged by pin (18) and dead bolt (22), hook tongue (19) rear inside is supported by stage clip (21) by straight pin (20), there is the hook with the auxiliary lock body coupling in hook tongue (19) the front end outside, and surveys the hook that has with lock housing end plates (30) matching effect outside the rear end.

3, hook tongue lock pin alarm door lock according to claim 1 is characterized in that electronic alarm device is by power supply (E), dead bolt control limit switch (K ₁), uvula control limit switch (K ₂), doorbell switch (AN), warning CMOS integrated package (IC ₁), music door-bell CMOS integrated package (IC ₂), four triode (B ₁, B ₂, B ₃, B ₄), two diode (D ₁, D ₂), a temperature-sensing probe (D _t), four resistance (R ₁, R ₂, R ₃, R ₄), three electric capacity (C ₁, C ₂, C ₃), a coil (T) and a loudspeaker (YD) constitute.

4, hook tongue lock pin alarm door lock according to claim 3 is characterized in that power supply (E) is two No. five dry cells, and doorbell switch (AN) is for being installed in the bell button on the outdoor panel (36), dead bolt control limit switch (K ₁) adopt and often drive microswitch (17), uvula control limit switch (K ₂) adopting normally closed microswitch (8), loudspeaker (YD) is installed on the outdoor panel (36) for piezoelectric ceramics (35), and all the other electronic components are installed in the electronic unit box (32) of indoor panel (33).

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