Multifunction door bell
The utility model relates to a kind of doorbell, particularly a kind of multifunction door bell that is applicable to dwelling house.
At present, the dwelling house doorbell that people use is divided into two kinds of wired formula and distance types, and wired formula doorbell is made up of power switch circuit and hummer etc., and when pressing the button switch, hummer is open-minded, sends sound; Wired formula doorbell after the improvement is provided with a delayed lamp between on-off circuit and hummer, delayed lamp is installed on the push button panel, and the printed words that on push button panel, stamp " please wait a moment ", when pressing the button switch, hummer the luminous printed words of " please wait a moment " occur on the push button panel when sending sound.Use above-mentioned doorbell following several situation to occur through regular meeting: 1, owner is in and has a rest or when being reluctant to take in guests, the visitor does not know indoor situation, and the switch that touches the button is repeatedly bothered owner; 2, owner goes out, when the thief commits theft, and the switch that touches the button earlier, not reaction is entered the room so force open the door in the family.
The purpose of this utility model provides the multifunction door bell of luminous printed words on a kind of energy switching button panel.
The utility model is achieved in that by power unit provides power supply, one utmost point of power supply and the input end of pushbutton switch join, the output terminals A of pushbutton switch and switch input end join, switch output terminal B joins with the delayed lamp that indicates " Do not disturb ", switch output terminal C joins with delayed lamp that indicates " please wait a moment " and hummer respectively, and another utmost point that indicates the delayed lamp of " Do not disturb ", the delayed lamp that indicates " please wait a moment " and hummer and power supply joins.Switch, the delayed lamp that indicates the delayed lamp of " Do not disturb " and indicate " please wait a moment " are installed on the on-off circuit, and selective switchgear and hummer are installed on the operating circuit.When selecting switch to be in " Do not disturb " position, press the button switch, electric current is by indicating the delayed lamp of " Do not disturb " printed words, " Do not disturb " printed words show on push button panel, we can say among the dummy unmanned: when selecting switch to be in " please wait a moment " position, press the button switch, electric current is simultaneously by indicating the delayed lamp and the hummer of " please wait a moment " printed words, indoor owner can hear the tinkle of bells, and the visitor sees that " please wait a moment " printed words bear with simultaneously; When staying out or be in, owner has a rest or when being unwilling to take in guests, selector switch is positioned at " Do not disturb ", the visitor presses the button switch, hummer does not send sound, can make owner feel at ease to have a rest, and the visitor sees " Do not disturb " and leaves simultaneously, when owner stays out on the other hand, the thief rings a doorbell sounds out in the family whether man-hour is arranged, and what seen is " Do not disturb ", and thinking has the people in the family and dare not force open the door easily.
Below in conjunction with accompanying drawing the utility model is further described:
Accompanying drawing 1 is the multifunction door bell circuit diagram
Accompanying drawing 2 is on-off circuit panel figure
1 is power supply in the accompanying drawing, the 2nd, and on-off circuit, 2-1 are pushbutton switches, and 2-2 is the delayed lamp that indicates " Do not disturb ", and 2-3 is the delayed lamp that indicates " please wait a moment ", the 3rd, operating circuit, 3-1 are selective switchgears, 3-2 is a hummer.
Power supply (1) when switch (3-1) is in A, B by logical state, presses the button switch (2-1) to system's power supply, and delayed lamp (2-2) energising is lighted, and " Do not disturb " on pushbutton switch panel top is shinny; When selecting switch (3-1) to be in A, C on-state, press the button switch (2-1), sound is sent in the hummer energising, and delayed lamp (2-3) energising is simultaneously lighted, and " please wait a moment " of pushbutton switch panel bottom is shinny.