CN207587107U

CN207587107U - Calling set

Info

Publication number: CN207587107U
Application number: CN201721772126.6U
Authority: CN
Inventors: 鞠志芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-19
Filing date: 2017-12-19
Publication date: 2018-07-06
Anticipated expiration: 2027-12-19

Abstract

The utility model proposes a kind of calling sets, and circuit occurs including power circuit, Call- Control1 circuit, reset control circuit and acousto-optic；Power circuit includes step-down transformer T, rectifier bridge stack UR, filter capacitor C1 and circuit of three-terminal voltage-stabilizing integrated IC1；Call- Control1 circuit includes resistance R1 ~ R3, call button K1 ~ K3；Reset control circuit includes reset key K4 ~ K6, bidirectional thyristor M1 ~ M3, capacitance C2 ~ C4；Acousto-optic occurs circuit and includes rectifier diode D1 ~ D4, Zener diode ZD1, resistance R4, ~ R6,1 ~ LED6 of Light-emitting diode LED, bidirectional thyristor M4, photo resistance LDR1, capacitance C5, PNP type triode VT2, NPN type triode VT1, loud speaker Y and incandescent lamp L1.The utility model has the advantage of：Night is strengthened the reminding effect of call signal using the strong light stimulus that incandescent lamp is sent out, prevents operator on duty's calls missed signal；Daytime, filament lamp circuit cease to be in force automatically, and avoid energy waste.

Description

Calling set

Technical field

The utility model is related to a kind of closed circuit communication devices, and in particular to a kind of calling set.

Background technology

For the ease of management, strengthen each room and communicated with managing the calling of duty room, manager often sets in each room The calling device of connection duty room is put, call instruction is sent out by simple sound and light signal.At present, calling set of the prior art Room number mostly is called using diode displaying, while the sound is sent out to remind the watch in duty room using loud speaker Member pays attention to.However, during night, operator on duty's body and mind is sleepy, to reminding sound less sensitive, easy calls missed signal.Therefore, How to provide a kind of night prompting function stronger calling device, just solved the problems, such as into worth.

Invention content

The utility model is directed to above-mentioned technical problem, proposes a kind of calling set, and be achieved through the following technical solutions.

The calling set of the utility model includes power circuit, Call- Control1 circuit, reset control circuit and acousto-optic and occurs Circuit；The power circuit includes step-down transformer T, rectifier bridge stack UR, filter capacitor C1 and circuit of three-terminal voltage-stabilizing integrated IC1；The Call- Control1 circuit includes resistance R1, resistance R2, resistance R3, call button K1, call button K2 and calling and presses Key K3；The reset control circuit includes reset key K4, reset key K5, reset key K6, bidirectional thyristor M1, two-way crystalline substance Brake tube M2, bidirectional thyristor M3, capacitance C2, capacitance C3 and capacitance C4；The acousto-optic occur circuit include rectifier diode D1, Rectifier diode D2, rectifier diode D3, rectifier diode D4, Zener diode ZD1, resistance R4, resistance R5, resistance R6, hair Optical diode LED1, it Light-emitting diode LED 2, Light-emitting diode LED 3, Light-emitting diode LED 4, Light-emitting diode LED 5, shines Diode (LED) 6, photo resistance LDR1, capacitance C5, PNP type triode VT2, NPN type triode VT1, is raised bidirectional thyristor M4 Sound device Y and incandescent lamp L1；The input terminal access 220V electric mains of the level-one coil of the T, the output terminal of the secondary coil of T The ac input end of UR is connected, the direct current output anode of UR connects the 1st pin of IC1 and one end of C1, the direct current of UR simultaneously Output negative pole is grounded；The 3rd pin ground connection of IC1, the 2nd pin of IC1 connect simultaneously one end of R1, one end of R2, R3 one end And the collector of VT2, the other end ground connection of C1；Other end connection one end of K1 of R1, the other end connection K2 of R2 one end, One end of other end connection K3 of R3, the base stage of VT2 connect the anode of the anode of D1, the anode of D2 and D3, the hair of VT2 simultaneously Emitter-base bandgap grading connects one end of LDR1 and one end of R5 simultaneously, while is grounded after the emitter series connection Y of VT2；The other end connection of K1 The anode of LED1, the anode of other end connection LED2 of K2, the other end of K3 connect the anode of LED3, and the cathode of D1 connects simultaneously The cathode of LED1 and the anode of LED4, the cathode of D2 connect the cathode of LED2 and the anode of LED5 simultaneously, and the cathode of D3 is same When the cathode of the connection LED3 and anode of LED6, the other end of LDR1 connects one end of R4 and the base stage of VT1 simultaneously, R5's The other end connects one end of R6 and the collector of VT1 simultaneously；The cathode of LED4 connect simultaneously K4 one end and M1 second Main electrode, the cathode of LED5 connect one end of K5 and the second main electrode of M2 simultaneously, and the cathode of LED6 connects the one of K6 simultaneously End and the second main electrode of M3, the other end ground connection of R4, the emitter ground connection of VT1, the anode of the other end connection D4 of R6；K4 The other end connect the gate pole of M1 and one end of C2 simultaneously, the other end of K5 connects the gate pole of M2 and one end of C3 simultaneously, The other end of K6 connects the gate pole of M3 and one end of C4 simultaneously, the other end of D4 connect simultaneously the gate pole of M4, ZD1 cathode with And one end of C5；The first main electrode of M1, the other end of C2, the first main electrode of M2, the other end of C3, M3 the first main electricity Pole, the other end of C4, the anode of ZD1 and C5 the other end be grounded, after the second main electrode series connection L1 of M4 with M4 first 220V electric mains are accessed between main electrode.

The utility model can also be further improved by the following technical programs.

Preferably, the turn ratio of the T level-ones coil and secondary coil is 26：1.

Preferably, the IC1 is 7812 type circuit of three-terminal voltage-stabilizing integrated.

Preferably, the VT1 is BC547 type triodes, the VT2 is 9014 type triodes.

Preferably, described M1, M2, M3 are MCR100-6 type bidirectional thyristors, the M4 is the two-way brilliant lock of BT136 types Pipe.

Preferably, described D1, D2, D3 are IN4148 type diodes, the D4 is IN4007 type diodes

Preferably, the burning voltage of the ZD1 is 2.9V.

Preferably, the LDR1 is MG41-21 type photo resistance.

Preferably, the C1 is 220 microfarads, C2, C3, C4 are 0.01 microfarad, and C5 is 0.01 microfarad, and R1, R2, R3 are equal It it is 1 kilo-ohm, R4, R5 are 2.2 kilo-ohms, and R6 is 220 Europe.

Compared with prior art, it is the advantages of the utility model with good effect：

1st, night is strengthened the reminding effect of call signal using the strong light stimulus that incandescent lamp is sent out, prevents operator on duty from losing Leak call signal；

2nd, daytime, filament lamp circuit cease to be in force automatically, and avoid energy waste；

3rd, circuit structure is simple, at low cost, low energy consumption, stable, is promoted conducive to a wide range of.

Description of the drawings

Fig. 1 is a kind of electrical block diagram of embodiment of the utility model calling set.

Specific embodiment

In order to be better understood from the utility model, illustrate with reference to the accompanying drawings and examples.

Embodiment：As shown in Figure 1, the calling set of the present embodiment includes power circuit, Call- Control1 circuit, resets control electricity Circuit occurs for road and acousto-optic；The power circuit includes step-down transformer T, rectifier bridge stack UR, filter capacitor C1 and three ends Integrated regulator IC1；The Call- Control1 circuit includes resistance R1, resistance R2, resistance R3, call button K1, call button K2 and call button K3；The reset control circuit includes reset key K4, reset key K5, reset key K6, two-way crystalline substance Brake tube M1, bidirectional thyristor M2, bidirectional thyristor M3, capacitance C2, capacitance C3 and capacitance C4；The acousto-optic occurs circuit and includes Rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, Zener diode ZD1, resistance R4, electricity It hinders R5, resistance R6, Light-emitting diode LED 1, Light-emitting diode LED 2, Light-emitting diode LED 3, Light-emitting diode LED 4, shine Diode (LED) 5, Light-emitting diode LED 6, bidirectional thyristor M4, photo resistance LDR1, capacitance C5, PNP type triode VT2, NPN Type triode VT1, loud speaker Y and incandescent lamp L1；The input terminal access 220V electric mains of the level-one coil of the T, the two of T The ac input end of the output terminal connection UR of grade coil, the direct current output anode of UR connect the 1st pin and C1 of IC1 simultaneously One end, the direct current output cathode ground connection of UR；The 3rd pin ground connection of IC1, the 2nd pin of IC1 connect one end of R1, R2 simultaneously The collector of one end, one end of R3 and VT2, the other end ground connection of C1；One end of the other end connection K1 of R1, the other end of R2 Connect one end of K2, the other end of R3 connects one end of K3, the base stage of VT2 connects the anode and D3 of the anode of D1, D2 simultaneously Anode, the emitter of VT2 connects one end of LDR1 and one end of R5 simultaneously, while is grounded after the emitter series connection Y of VT2； The anode of the other end connection LED1 of K1, the anode of other end connection LED2 of K2, the other end of K3 connect the anode of LED3, D1 Cathode connect the cathode of LED1 and the anode of LED4 simultaneously, the cathode of D2 connect simultaneously LED2 cathode and LED5 just Pole, the cathode of D3 connect the cathode of LED3 and the anode of LED6 simultaneously, the other end of LDR1 connect simultaneously R4 one end and The base stage of VT1, the other end of R5 connect one end of R6 and the collector of VT1 simultaneously；The cathode of LED4 connects the one of K4 simultaneously End and the second main electrode of M1, the cathode of LED5 connect one end of K5 and the second main electrode of M2, the cathode of LED6 simultaneously One end of K6 and the second main electrode of M3, the other end ground connection of R4, the emitter ground connection of VT1, the other end of R6 are connected simultaneously Connect the anode of D4；The other end of K4 connects the gate pole of M1 and one end of C2 simultaneously, and the other end of K5 connects the door of M2 simultaneously Pole and one end of C3, the other end of K6 connect the gate pole of M3 and one end of C4 simultaneously, and the other end of D4 connects M4's simultaneously One end of gate pole, the cathode of ZD1 and C5；The first main electrode of M1, the other end of C2, the first main electrode of M2, C3 it is another The other end at end, the anode of the first main electrode of M3, the other end of C4, ZD1 and C5 is grounded, the second main electrode string of M4 220V electric mains are accessed between the first main electrode of M4 after joining L1.

The turn ratio of the T level-ones coil and secondary coil is preferably 26：1.

The IC1 can select 7812 type circuit of three-terminal voltage-stabilizing integrated of the prior art.

The VT1 can select BC547 types triode of the prior art, and the VT2 can select of the prior art 9014 type triodes.

Described M1, M2, M3 can select MCR100-6 types bidirectional thyristor of the prior art, and the M4 can be selected BT136 types bidirectional thyristor of the prior art.

Described D1, D2, D3 can select IN4148 types diode of the prior art, and the D4 can select existing skill IN4007 type diodes in art

The ZD1 can select the zener diode that burning voltage of the prior art is 2.9V.

The LDR1 can select MG41-21 types photo resistance of the prior art.

The C1 is preferably 220 microfarads, and C2, C3, C4 are both preferably 0.01 microfarad, and C5 is preferably 0.01 microfarad, R1, R2, R3 is both preferably 1 kilo-ohm, and R4, R5 are both preferably 2.2 kilo-ohms, and R6 is preferably 220 Europe.

220V electric mains provide+12V operating voltages after step-down rectifier filtering and voltage stabilizing for circuit；At K1 ~ K6 normalities In off-state, M1 ~ M3, VT1 and VT2 are in cut-off state at this time, and LED1 ~ LED6 and L1 do not shine, and Y is not sent out Sound；After certain room clicks a certain call button corresponding with its room number in K1 ~ K3, with the two-way crystalline substance by key connection Brake tube triggering and conducting, the road lumination of light emitting diode is to show the calling room number, while VT2 saturation conductions, Y sounding carry Wake up operator on duty；After operator on duty receives prompting, the corresponding a certain reset key in K4 ~ K6 Zhong Yugai roads is clicked, with the reset End by the bidirectional thyristor of key connection, two, road light emitting diode extinguishes, and Y stops sounding；In addition, if daytime exhales It cries, because of solar radiation, photo resistance LDR1 is in low resistive state, and VT1 is connected, and collector is pulled to low potential, bidirectional thyristor M4 Cut-off, therefore L1 does not shine, at this time only lumination of light emitting diode, Y sounding；If night calls, photo resistance LDR1 is because lacking Few illumination and in high-impedance state, VT1 cut-offs, the DC voltage that VT2 emitters are sent out charges to C5 after R5, R6, and triggering M4 is led Logical, so as to which L1 be made to shine, at this time in addition to lumination of light emitting diode, Y sounding, the light that L1 is sent out can play sleepy operator on duty To the effect for strengthening reminding.

Claims

1. a kind of calling set, it is characterised in that：It is sent out including power circuit, Call- Control1 circuit, reset control circuit and acousto-optic Raw circuit；The power circuit includes step-down transformer T, rectifier bridge stack UR, filter capacitor C1 and circuit of three-terminal voltage-stabilizing integrated IC1；The Call- Control1 circuit includes resistance R1, resistance R2, resistance R3, call button K1, call button K2 and calling and presses Key K3；The reset control circuit includes reset key K4, reset key K5, reset key K6, bidirectional thyristor M1, two-way crystalline substance Brake tube M2, bidirectional thyristor M3, capacitance C2, capacitance C3 and capacitance C4；The acousto-optic occur circuit include rectifier diode D1, Rectifier diode D2, rectifier diode D3, rectifier diode D4, Zener diode ZD1, resistance R4, resistance R5, resistance R6, hair Optical diode LED1, it Light-emitting diode LED 2, Light-emitting diode LED 3, Light-emitting diode LED 4, Light-emitting diode LED 5, shines Diode (LED) 6, photo resistance LDR1, capacitance C5, PNP type triode VT2, NPN type triode VT1, is raised bidirectional thyristor M4 Sound device Y and incandescent lamp L1；The input terminal access 220V electric mains of the level-one coil of the T, the output terminal of the secondary coil of T The ac input end of UR is connected, the direct current output anode of UR connects the 1st pin of IC1 and one end of C1, the direct current of UR simultaneously Output negative pole is grounded；The 3rd pin ground connection of IC1, the 2nd pin of IC1 connect simultaneously one end of R1, one end of R2, R3 one end And the collector of VT2, the other end ground connection of C1；Other end connection one end of K1 of R1, the other end connection K2 of R2 one end, One end of other end connection K3 of R3, the base stage of VT2 connect the anode of the anode of D1, the anode of D2 and D3, the hair of VT2 simultaneously Emitter-base bandgap grading connects one end of LDR1 and one end of R5 simultaneously, while is grounded after the emitter series connection Y of VT2；The other end connection of K1 The anode of LED1, the anode of other end connection LED2 of K2, the other end of K3 connect the anode of LED3, and the cathode of D1 connects simultaneously The cathode of LED1 and the anode of LED4, the cathode of D2 connect the cathode of LED2 and the anode of LED5 simultaneously, and the cathode of D3 is same When the cathode of the connection LED3 and anode of LED6, the other end of LDR1 connects one end of R4 and the base stage of VT1 simultaneously, R5's The other end connects one end of R6 and the collector of VT1 simultaneously；The cathode of LED4 connect simultaneously K4 one end and M1 second Main electrode, the cathode of LED5 connect one end of K5 and the second main electrode of M2 simultaneously, and the cathode of LED6 connects the one of K6 simultaneously End and the second main electrode of M3, the other end ground connection of R4, the emitter ground connection of VT1, the anode of the other end connection D4 of R6；K4 The other end connect the gate pole of M1 and one end of C2 simultaneously, the other end of K5 connects the gate pole of M2 and one end of C3 simultaneously, The other end of K6 connects the gate pole of M3 and one end of C4 simultaneously, the other end of D4 connect simultaneously the gate pole of M4, ZD1 cathode with And one end of C5；The first main electrode of M1, the other end of C2, the first main electrode of M2, the other end of C3, M3 the first main electricity Pole, the other end of C4, the anode of ZD1 and C5 the other end be grounded, after the second main electrode series connection L1 of M4 with M4 first 220V electric mains are accessed between main electrode.

2. calling set according to claim 1, it is characterised in that：The turn ratio of the T level-ones coil and secondary coil is 26：1.

3. calling set according to claim 1, it is characterised in that：The IC1 is 7812 type circuit of three-terminal voltage-stabilizing integrated.

4. calling set according to claim 1, it is characterised in that：The VT1 is BC547 type triodes, and the VT2 is 9014 type triodes.

5. calling set according to claim 1, it is characterised in that：Described M1, M2, M3 are the two-way brilliant lock of MCR100-6 types Pipe, the M4 are BT136 type bidirectional thyristors.

6. calling set according to claim 1, it is characterised in that：Described D1, D2, D3 are IN4148 type diodes, institute D4 is stated as IN4007 type diodes.

7. calling set according to claim 1, it is characterised in that：The burning voltage of the ZD1 is 2.9V.

8. calling set according to claim 1, it is characterised in that：The LDR1 is MG41-21 type photo resistance.

9. according to claim 1 ~ 8 any one of them calling set, it is characterised in that：The C1 is 220 microfarads, and C2, C3, C4 are equal For 0.01 microfarad, C5 is 0.01 microfarad, and R1, R2, R3 are 1 kilo-ohm, and R4, R5 are 2.2 kilo-ohms, and R6 is 220 Europe.