CN202512675U - Doorbell with identification function - Google Patents
Doorbell with identification function Download PDFInfo
- Publication number
- CN202512675U CN202512675U CN2012200820863U CN201220082086U CN202512675U CN 202512675 U CN202512675 U CN 202512675U CN 2012200820863 U CN2012200820863 U CN 2012200820863U CN 201220082086 U CN201220082086 U CN 201220082086U CN 202512675 U CN202512675 U CN 202512675U
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- Prior art keywords
- phase inverter
- resistor
- integrated circuit
- diode
- capacitor
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- Expired - Fee Related
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Abstract
The utility model discloses a doorbell with an identification function. The doorbell comprises a direct current power supply, a sounder circuit, a short pulse identification circuit and a long pulse identification circuit, wherein the sounder circuit includes a sound effect integrated circuit, a music integrated circuit, a first transistor, a second transistor, a first resistor and a loudspeaker; the short pulse identification circuit includes a first inverter, a second inverter, a third inverter, a first capacitor, a second capacitor, a first diode, a second diode and a second resistor; and the long pulse identification circuit includes a fourth inverter, a fifth inverter, a sixth inverter, a control switch, a third diode, a third resistor and a third capacitor. According to the doorbell of the utility model, by means of the difference in frequencies of button-pressing, different sounding circuits can be triggered so as to distinguish the identity of a visitor; and further, the doorbell utility of the model has the advantages of simple circuit as well as convenient installation and debugging.
Description
Technical field
The utility model relates to a kind of doorbell with recognition function, relates in particular to a kind of doorbell with recognition function of discerning guest and household through the doorbell music.
Background technology
The existing doorbell that is installed on the antitheft door all is the doorbell that a kind of music only is provided, and the music of two or more doorbell can not be provided, and can not distinguish the guest, and accidents such as house robbery sometimes can take place, and can not protect personal safety as well as the property safety.
Summary of the invention
The purpose of the utility model provides a kind of doorbell with recognition function of discerning guest and household through the doorbell music with regard to being in order to address the above problem.
The utility model is realized above-mentioned purpose through following technical scheme:
The utility model comprises direct supply, acoustics circuit, short pulse identification circuit and long pulse identification circuit; Said acoustics circuit comprises sound effect integrated circuit, music integrated circuit, the first transistor, transistor seconds, first resistor and loudspeaker; The electrode input end of said sound effect integrated circuit is connected with first end of said loudspeaker, first end of first resistor and the positive pole of said direct supply respectively; The signal output part of said sound effect integrated circuit is connected with the base stage of said the first transistor; The negative input of said sound effect integrated circuit is connected with the emitter of said the first transistor and the negative pole of said direct supply respectively; The collector of said the first transistor is connected with second end of said loudspeaker and the collector of said transistor seconds respectively; The electrode input end of said music integrated circuit is connected with the positive pole of said direct supply; The negative input of said music integrated circuit is connected with the emitter of said transistor seconds and the negative pole of said direct supply respectively, and the signal output part of said music integrated circuit is connected with the base stage of said transistor seconds; Said short pulse identification circuit comprises first phase inverter, second phase inverter, the 3rd phase inverter, first capacitor, second capacitor, first diode, second diode and second resistor; The signal input part of said first phase inverter is connected with second end of said first resistor; The signal output part of said first phase inverter is connected and is connected with the negative pole of said first diode and the positive pole of said second diode respectively behind said first capacitor; The positive pole of said first diode is connected with first end of the negative input of said sound effect integrated circuit, said second capacitor and first end of said second resistor respectively; The negative pole of said second diode is connected with second end of second end of said second capacitor, said second resistor and the signal input part of said second phase inverter respectively; The signal output part of said second phase inverter is connected with the signal input part of said the 3rd phase inverter, and the signal output part of said the 3rd phase inverter is connected with the signal input part of said sound effect integrated circuit; Said long pulse identification circuit comprises the 4th phase inverter, the 5th phase inverter, hex inverter, CS, the 3rd diode, the 3rd resistor and the 3rd capacitor; The signal input part of said the 4th phase inverter is connected with second end of said first resistor and first end of said CS respectively; Second end of said CS is connected with the negative input of first end of said the 3rd capacitor, said hex inverter and the negative input of said music integrated circuit respectively; The signal output part of said the 4th phase inverter is connected with first end of said the 3rd resistor and the negative pole of said the 3rd diode respectively; Second end of said the 3rd resistor is connected with second end of the positive pole of said the 3rd diode, said the 3rd capacitor and the signal input part of said the 5th phase inverter respectively; The signal output part of said the 5th phase inverter is connected with the signal input part of said hex inverter, and the signal output part of said hex inverter is connected with the signal input part of said music integrated circuit.
The beneficial effect of the utility model is:
The difference of the number of times of the utility model through pressing button triggers different phonation circuits, distinguishes guest's identity with this; The utility model also has the simple and Installation and Debugging of circuit advantage easily.
Description of drawings
Fig. 1 is the circuit diagram of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 1: the utility model comprises direct supply, acoustics circuit, short pulse identification circuit and long pulse identification circuit; Acoustics circuit comprises sound effect integrated circuit IC1, music integrated circuit IC2, the first transistor VT1, transistor seconds VT2, first resistor R 1 and loudspeaker BL; The electrode input end of sound effect integrated circuit is connected with first end of loudspeaker BL, first end of first resistor R 1 and the positive pole of direct supply respectively; The signal output part of sound effect integrated circuit IC1 is connected with the base stage of the first transistor VT1; The negative input of sound effect integrated circuit IC1 is connected with the emitter of the first transistor VT1 and the negative pole of direct supply respectively; The collector of the first transistor VT1 is connected with second end of loudspeaker BL and the collector of transistor seconds VT2 respectively; The electrode input end of music integrated circuit IC2 is connected with the positive pole of direct supply; The negative input of music integrated circuit IC2 is connected with the emitter of transistor seconds VT2 and the negative pole of direct supply respectively, and the signal output part of music integrated circuit IC2 is connected with the base stage of transistor seconds VT2; The short pulse identification circuit comprises the first phase inverter D1, the second phase inverter D2, the 3rd phase inverter D3, the first capacitor C1, the second capacitor C2, the first diode VD1, the second diode VD2 and second resistor R 2; The signal input part of the first phase inverter D1 is connected with second end of first resistor R 1; The signal output part of the first phase inverter D1 is connected and is connected with the negative pole of the first diode VD1 and the positive pole of the second diode VD2 respectively behind the first capacitor C1; The positive pole of the first diode VD1 is connected with the negative input of sound effect integrated circuit IC1, first end of the second capacitor C2 and first end of second resistor R 2 respectively; The negative pole of the second diode VD2 is connected with second end of the second capacitor C2, second end of second resistor R 2 and the signal input part of the second phase inverter D2 respectively; The signal output part of the second phase inverter D2 is connected with the signal input part of the 3rd phase inverter D3, and the signal output part of the 3rd phase inverter D3 is connected with the signal input part of sound effect integrated circuit IC1; The long pulse identification circuit comprises the 4th phase inverter D4, the 5th phase inverter D5, hex inverter D6, CS SB, the 3rd diode VD3, the 3rd resistor R 3 and the 3rd capacitor C3; The signal input part of the 4th phase inverter D4 is connected with second end of first resistor R 1 and first end of CS SB respectively; Second end of CS SB is connected with first end of the 3rd capacitor C3, the negative input of hex inverter D6 and the negative input of music integrated circuit IC2 respectively; The signal output part of the 4th phase inverter D4 is connected with first end of the 3rd resistor R 3 and the negative pole of the 3rd diode VD3 respectively; Second end of the 3rd resistor R 3 is connected with the positive pole of the 3rd diode VD3, second end of the 3rd capacitor C3 and the signal input part of the 5th phase inverter D5 respectively; The signal output part of the 5th phase inverter D5 is connected with the signal input part of hex inverter D6, and the signal output part of hex inverter D6 is connected with the signal input part of music integrated circuit IC2.
Claims (1)
1. doorbell with recognition function; It is characterized in that: comprise direct supply, acoustics circuit, short pulse identification circuit and long pulse identification circuit; Said acoustics circuit comprises sound effect integrated circuit, music integrated circuit, the first transistor, transistor seconds, first resistor and loudspeaker; The electrode input end of said sound effect integrated circuit is connected with first end of first end of said loudspeaker, said first resistor and the positive pole of said direct supply respectively; The signal output part of said sound effect integrated circuit is connected with the base stage of said the first transistor; The negative input of said sound effect integrated circuit is connected with the emitter of said the first transistor and the negative pole of said direct supply respectively; The collector of said the first transistor is connected with second end of said loudspeaker and the collector of said transistor seconds respectively; The electrode input end of said music integrated circuit is connected with the positive pole of said direct supply, and the negative input of said music integrated circuit is connected with the emitter of said transistor seconds and the negative pole of said direct supply respectively, and the signal output part of said music integrated circuit is connected with the base stage of said transistor seconds; Said short pulse identification circuit comprises first phase inverter, second phase inverter, the 3rd phase inverter, first capacitor, second capacitor, first diode, second diode and second resistor; The signal input part of said first phase inverter is connected with second end of said first resistor; The signal output part of said first phase inverter is connected and is connected with the negative pole of said first diode and the positive pole of said second diode respectively behind said first capacitor; The positive pole of said first diode is connected with first end of the negative input of said sound effect integrated circuit, said second capacitor and first end of said second resistor respectively; The negative pole of said second diode is connected with second end of second end of said second capacitor, said second resistor and the signal input part of said second phase inverter respectively; The signal output part of said second phase inverter is connected with the signal input part of said the 3rd phase inverter, and the signal output part of said the 3rd phase inverter is connected with the signal input part of said sound effect integrated circuit; Said long pulse identification circuit comprises the 4th phase inverter, the 5th phase inverter, hex inverter, CS, the 3rd diode, the 3rd resistor and the 3rd capacitor; The signal input part of said the 4th phase inverter is connected with second end of said first resistor and first end of said CS respectively; Second end of said CS is connected with the negative input of first end of said the 3rd capacitor, said hex inverter and the negative input of said music integrated circuit respectively; The signal output part of said the 4th phase inverter is connected with first end of said the 3rd resistor and the negative pole of said the 3rd diode respectively; Second end of said the 3rd resistor is connected with second end of the positive pole of said the 3rd diode, said the 3rd capacitor and the signal input part of said the 5th phase inverter respectively; The signal output part of said the 5th phase inverter is connected with the signal input part of said hex inverter, and the signal output part of said hex inverter is connected with the signal input part of said music integrated circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200820863U CN202512675U (en) | 2012-03-07 | 2012-03-07 | Doorbell with identification function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200820863U CN202512675U (en) | 2012-03-07 | 2012-03-07 | Doorbell with identification function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202512675U true CN202512675U (en) | 2012-10-31 |
Family
ID=47065139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200820863U Expired - Fee Related CN202512675U (en) | 2012-03-07 | 2012-03-07 | Doorbell with identification function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202512675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106530538A (en) * | 2016-12-29 | 2017-03-22 | 深圳市赛亿科技开发有限公司 | Intelligent doorbell |
-
2012
- 2012-03-07 CN CN2012200820863U patent/CN202512675U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106530538A (en) * | 2016-12-29 | 2017-03-22 | 深圳市赛亿科技开发有限公司 | Intelligent doorbell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20130307 |