A kind of smart home security device
Technical field
The utility model relates to technical field of security and protection, provides a kind of burglar alarm access device being applied to existing intelligent domestic system and matching.
Background technology
Along with the development of society and the progress of science and technology, the material and cultural life of people is greatly improved, compare in the security protection consciousness of carrying out people that science and technology is flourishing and be greatly improved, a safe and reliable living environment is the demand of present people, existing entrance guard device obtains the development of each side for this reason, the lock core that existing house entrance guard device has employing comparatively complicated, to increase the unlocking difficulty of robber, or the situation outside the true control door of employing camera, can be found by resident family when there being unusual fluctuation, but this watch-dog needs people's real-time monitoring, when resident family is away from home, monitoring cannot be completed, also potential safety hazard is there is in it when resident family goes out.Prior art also has employing vibration alarming equipment, and when attempting when there being people to force open the door, observation circuit work, sends chimes of doom, drives robber.But this vibration alarming equipment just can send warning when being and needing robber to make larger action, for the thief with superb technical ability of unblanking, such equipment performs practically no function in face of it, if and increase the induction of vibratory equipment, as long as there is some vibration so around, so warning device will be reported to the police, and there is the problem that wrong report probability increases like this.
There is provided a kind of access control equipment of the thief with superb technical ability of unblanking that prevents especially necessary, particularly a kind of safe burglar-proof gate inhibition equipment that also can play alarm function when resident family goes out for this reason.
Utility model content
The purpose of this utility model be to provide a kind of can to improper safe burglar-proof gate inhibition device of unblanking to report to the police, it is improper to unblank door-lock opening to refer to as the craftsman that unblanks by other means, solves switch base wiring problem.
The utility model is by the following technical solutions to achieve these goals:
A kind of smart home security device, it comprises warning circuit and warning trigger architecture, warning trigger architecture comprises triggering box 3, trigger on box 3 and be provided with rectangular enclosure 3-6, switch base 3-2 is provided with in rectangular enclosure 3-6, one end is provided with inclined-plane 3-8 to switch base 3-2, the other end is arranged porose 3-3, inclined-plane 3-8 coordinates with the key through hole 3-7 be arranged in cavity, the sidewall of rectangular enclosure 3-6 inwall is also provided with the spring backstay 3-4 coordinated with hole 3-3, in spring backstay 3-4 patchhole 3-3, spring backstay 3-4 is provided with spring, rectangular enclosure 3-6 inwall bilateral symmetry is provided with electrode contacts 3-6-2, switch base 3-2 is provided with the conductive contact bar 3-2-1 of penetrating switch seat 3-2, conductive contact bar 3-2-1 is used for the electrode contacts 3-6-2 that connected symmetrical dendrimer is arranged, rectangular enclosure 3-6 bottom surface is provided with positioning and guiding groove 3-6-1, switch base 3-2 with the contact surface of rectangular enclosure 3-6 bottom surface is provided with the positioning and guiding ridge 3-2-2 coordinated with positioning and guiding groove 3-6-1.
In technique scheme, warning trigger architecture also comprises back shroud 3-10, back shroud 3-10 arranges the back shroud key through hole 3-11 corresponding with lock core, back shroud is also provided with installing hole 3-9.
In technique scheme, warning trigger architecture also comprises back shroud installation cavity 3-5.
In technique scheme, in back shroud installation cavity 3-5, be provided with the wire fairlead 3-5-1 for being drawn by electrode contacts 3-6-2.
In technique scheme, warning circuit comprises 555 timer warning circuits, the power switch of 555 timer warning circuits is by the conducting of warning trigger architecture or shutoff, 555 timer warning circuits are connected with power supply latching circuit, when 555 timer warning circuit alert operation, latching circuit is that 555 timer warning circuits switch on power.
The application is because adopt technique scheme, so possess following beneficial effect:
People use key normal door required time of door lock can not more than 10S in theory, and adopt improper mode, as other special tools of guarding the gate of the craftsman that unblanks, its enabling often needs often more than 10S, therefore by resistance R1 in adjustment warning circuit, the value of resistance R and electric capacity C can setup times, when there being people to unblank, when unlocking tool inserts switch base inclined-plane time, switch base is touched, switch base slides and electrode and contact is closed, electrode corresponding with contact become the K switch of warning circuit, when electrode and contact closing time exceed predetermined threshold value, triode Q1 conducting, the electricity of relay K M, the closed contact that often starts of KM closes, circuit forms self-locking, even if warning circuit continues to report to the police after electrode and contact disconnect.
Adopt the contact point mode of rod-type, effectively can solve wiring problem, so just do not need extraction electrode on switch base 3-2, add the practicality of product, positioning and guiding ridge ensure that the stability of switch base.
Accompanying drawing explanation
Fig. 1 be of the present utility model with door handle with the use of state diagram;
Fig. 2 is the utility model structural representation, and in figure, A is for needing enlarged fragmentary portion;
Fig. 3 is part A partial enlarged drawing in Fig. 2;
Fig. 4,5 is the sectional view of Fig. 3;
Fig. 6 is switch-seat structure figure;
Fig. 7 is rear cover plate structure figure;
Fig. 8 is timing alarming circuit, and 1 is handle, and 2 is base.
detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is described further:
Embodiment 1
A kind of smart home security device, it comprises warning circuit and warning trigger architecture, warning trigger architecture comprises triggering box 3, trigger on box 3 and be provided with rectangular enclosure 3-6, switch base 3-2 is provided with in rectangular enclosure 3-6, one end is provided with inclined-plane 3-8 to switch base 3-2, the other end is arranged porose 3-3, inclined-plane 3-8 coordinates with the key through hole 3-7 be arranged in cavity, the sidewall of rectangular enclosure 3-6 inwall is also provided with the spring backstay 3-4 coordinated with hole 3-3, in spring backstay 3-4 patchhole 3-3, spring backstay 3-4 is provided with spring, rectangular enclosure 3-6 inwall bilateral symmetry is provided with electrode contacts 3-6-2, switch base 3-2 is provided with the conductive contact bar 3-2-1 of penetrating switch seat 3-2, conductive contact bar 3-2-1 is used for the electrode contacts 3-6-2 that connected symmetrical dendrimer is arranged, rectangular enclosure 3-6 bottom surface is provided with positioning and guiding groove 3-6-1, switch base 3-2 with the contact surface of rectangular enclosure 3-6 bottom surface is provided with the positioning and guiding ridge 3-2-2 coordinated with positioning and guiding groove 3-6-1.
Embodiment 2
On the basis of embodiment 1, further, warning trigger architecture also comprises back shroud 3-10, back shroud 3-10 arranges the back shroud key through hole 3-11 corresponding with lock core, back shroud is also provided with installing hole 3-9.
Embodiment 3
On above-described embodiment basis, in back shroud installation cavity 3-5, be provided with the wire fairlead 3-5-1 for being drawn by electrode contacts 3-6-2.Electrode contacts embeds rectangular enclosure 3-6 inwall both sides, is connected by wire by wire fairlead 3-5-1 with motor contact, so just can be drawn by electrode easily, avoid the problem that other gage system take up room.
Embodiment 4
On the basis of embodiment 1-3, warning circuit comprises 555 timer warning circuits, the power switch of 555 timer warning circuits is by the conducting of warning trigger architecture or shutoff, 555 timer warning circuits are connected with power supply latching circuit, when 555 timer warning circuit alert operation, latching circuit is that 555 timer warning circuits switch on power.The application is not limited to 555 timing alarming circuits and reports to the police, and other can also be adopted as the warning circuit based on single-chip microcomputer or DSP, CPLD processor, and the purport of the application is door lock to be provided with a touch-control, and it realizes antitheft object in conjunction with warning circuit.
555 timers are medium-scale integration devices that a kind of analog circuit and digital circuit combine, its function admirable, the scope of application is very wide, the a small amount of Resistor-Capacitor Unit of outside adjunction can form monostable flipflop and multivibrator easily, and do not need outward element just can form Schmidt trigger, it also Chang Zuowei timer be widely used in instrument and meter, household electrical appliance, electronic surveying and the automatic aspect such as control.The inside of 555 timers comprises two voltage comparators, three equivalent series resistances, a rest-set flip-flop, a discharge tube T and power output stage.It provides two reference voltage V CC/3 and 2VCC/3.Therefore integrated 555 timings are widely used in generation and the aspect such as conversion, Measurement & Control of impulse waveform.
Report to the police, will triggering signal be had, by the disconnection of switch or the triggering of closed settling signal, a monostable flipflop can be formed with 555 time base circuits.Using the input of 555 chips No. two pins as triggering signal, connect into a monostable flipflop, when switch closes, V11 < 2/3Vcc, V12<1/3Vcc, export as high level, the multi-resonant oscillating circuit after NAND gate quits work; When switch disconnects, by RC charging path, V11>2/3Vcc, V12>1/3Vcc, output low level, the multi-resonant oscillating circuit work after NAND gate.The time postponed depends on the size of outer meeting resistance and electric capacity and R and C of charging path.The power amplifier transfer consisted of LM386 by signal, to loudspeaker, makes loudspeaker sounding.