CN2850166Y - Television monitoring safety protector - Google Patents
Television monitoring safety protector Download PDFInfo
- Publication number
- CN2850166Y CN2850166Y CN 200520067028 CN200520067028U CN2850166Y CN 2850166 Y CN2850166 Y CN 2850166Y CN 200520067028 CN200520067028 CN 200520067028 CN 200520067028 U CN200520067028 U CN 200520067028U CN 2850166 Y CN2850166 Y CN 2850166Y
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- circuit
- microprocessor mcu
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- microprocessor
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Abstract
The utility model discloses a television monitoring safety protector, which comprises a microprocessor MCU, a data coding comparison circuit which is used for the comparison amplifying of signals on a door machine, a video connecting circuit which is used for accessing video signals into a television, and a video switch transmitting circuit which is used for controlling the starting of the television and the conversion between TV/AV, wherein each circuit is respectively connected with corresponding input/output ports on the microprocessor MCU, and a door opening signal output port of the microprocessor is directly connected with the door machine. With the control of the microprocessor MCU, the utility model can display visiting person at the door machine in the television.
Description
Technical field
The utility model relates to a kind of TV monitoring and controlling security protection device.
Background technology
In the prior art, the doorway machine that intercommunication shows is installed all at the gate of stair, resident family at home not only can intercommunication, can also see the people that the doorway is visited, and differentiates for resident family, determines whether to open the door.Usually the intercommunication display unit of resident family's family is installed in the mouth of entering, and when the needs intercommunication is opened the door, all will go operation from the indoor doorway of going to, and brings many inconvenience like this, and is especially very tired when coming off duty, and when being sitting on the sofa rest, being reluctant to make a return journey and having opened the door.In addition, the display screen of intercommunication display unit is little, sees unintelligiblely to visiting people.
The utility model content
The purpose of this utility model is to provide a kind of may command TV to show visiting people's TV monitoring and controlling security protection device.
For achieving the above object, the utility model can be realized by following technical measures: a kind of TV monitoring and controlling security protection device, comprise microprocessor MCU, be used for digital coding comparison circuit that signal on the doorway machine is compared and enlarged, be used for vision signal is inserted the video connecting circuit of television set, be used to control the video switching emission circuit of changing between television boot-strap and the TV/AV, be used for telecommunication circuit and PAC circuit with the doorway machine dialogue, above-mentioned each circuit is gone up corresponding input/output end port with microprocessor MCU separately and is connected, and the enabling signal output port of microprocessor is directly connected on the doorway machine.By the control of microprocessor MCU, can realize the visiting people of doorway machine is shown in the television set.
The utility model also comprises the infrared remote control receiving circuit that is used for opening door of remote-control and dialogue, and the infrared remote control receiving circuit is gone up corresponding infrared remote-controlled signal input port with microprocessor MCU and is connected.
The utility model comprises also and is used for wireless receiving circuit and the warning circuit that the outer anti-theft device of receiving chamber sends signal that wireless receiving circuit is gone up corresponding input/output end port with microprocessor MCU separately with warning circuit and is connected.Anti-theft device on, the window outdoor when being arranged in touches or is decreased and send wireless alarm signal, and the wireless receiving circuit received signal is handled to output to warning circuit and report to the police by microprocessor MCU.
The utility model also comprises the indicating circuit that is used for indicating operating status, and indicating circuit is gone up corresponding ports with microprocessor MCU and is connected.
Because the utility model is realized monitoring with TV, when resident family when TV is seen in rest, by doorway machine, TV can be changed immediately to show and look the visitor if any the people, the original channel of the automatic rebound of meeting after the demonstration only need press remote controller with visitor's dialogue if desired and just can communicate with each other; Unblank if desired, can directly unblank, do not need to leave, remove from and go to the trouble of unblanking in the doorway with remote controller; Also available supervisory control at any time doorway sound, and can hear sound, increased definition with the television set display image, again escapable cost.In addition the utility model can also receiving chamber outside, the anti-theft device on the window touches or decreased and send wireless alarm signal, plays the antitheft effect of comprehensive security.
Description of drawings
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is the circuit theory diagrams of specific embodiment.
Embodiment
As shown in Figure 1, the utility model comprises microprocessor MCU, be used for digital coding comparison circuit that signal on the doorway machine is compared and enlarged, be used for vision signal is inserted the video connecting circuit of television set, be used to control the video switching emission circuit of changing between television boot-strap and the TV/AV, be used for telecommunication circuit and PAC circuit with the doorway machine dialogue, the infrared remote control receiving circuit that is used for opening door of remote-control and dialogue, be used for the wireless receiving circuit that the outer anti-theft device of receiving chamber sends signal, warning circuit and the indicating circuit that is used for indicating operating status, above-mentioned each circuit is gone up corresponding input/output end port with microprocessor MCU separately and is connected, and the enabling signal output port of microprocessor is directly connected on the doorway machine.By the control of microprocessor MCU, can realize the visiting people of doorway machine is shown in the television set, and carry out the remote control dialogue and unblank.
As shown in Figure 2, the model that microprocessor MCU adopts is EMC156, and external infrared ray learning circuit 3 in microprocessor MCU mainly is made up of the 2nd pin of reception diode LEARN and resistance R 16, MCU.When MCU was set to learn by oneself state, the 2nd pin that the infrared signal that reception diode LEARN receives is delivered to MCU through resistance R 16 was handled.The TV remote signal is deposited in the external built-in storage 10 after MCU handles through infrared learning.The clock oscillation circuit 9 of microprocessor MCU is made up of crystal oscillator X1, ceramic disc capacitor C6, C7.
Wireless receiving circuit 1 mainly is made up of the 3rd pin of antenna, amplifying triode Q1, generator triode Q2 and MCU, receive when reception antenna behind the 315MHz wireless signal that sends from the anti-theft device on outdoor, the window through inductance L 1, capacitor C 1 filtering, after amplifying from capacitor C 2 to amplifying triode Q1, delivered in the oscillator that generator triode Q2, capacitor C 4, C7, C6, C5, inductance L 2, L3, resistance R 4, R5, R6 etc. form by capacitor C 3, the 3rd pin input of delivering to MCU through capacitor C 9, resistance R 8 is handled then again.The wireless signal of being handled by MCU outputs to warning circuit 4 by 12 pin of MCU, warning circuit 4 mainly by amplifier U3, resistance R 19, push away put triode Q4, loudspeaker are formed, 12 pin of MCU output high potential makes amplifier U3 work amplify the back through triode Q4 and promotes sound horn and report to the police.
Digital coding comparison circuit 2 mainly is made up of two groups of comparison amplifier LM393, the data-signal of doorway machine output compares and enlarges through the 2nd pin of interface CON 1, two in-phase ends, 3, the 5 pin input that resistance R 95 inserts two groups of comparison amplifier LM393, and the 25th, 26 pin of delivering to MCU by output pin 1,7 bipods are handled then.
Video switching emission circuit 6 mainly is made up of transmitting tube DF1, resistance R 15; Video connecting circuit 5 mainly is made up of relay R Y1, triode Q10, when doorway machine has been opened the people when visiting, make DF1 emission television startup signal and TV/AV switching signal by the MCU processing from the output of 12 pin from the signal of digital coding comparison circuit 2 inputs, make TV transfer Av to; Simultaneously the 13 pin output high potential by MCU makes triode Q10 conducting, relay adhesive this moment, and the image of doorway machine is received on the television set and display image by relay through 3 pin of interface CON1.
PAC circuit mainly is made up of triode Q8, Q9, amplifier LM386, loudspeaker, the signal of being handled by MCU makes triode Q9 conducting from 14 pin output high potential, after the voice signal of coming from doorway machine amplified to amplifier LM386 by 5 pin, triode Q8, resistance R 20, the capacitor C 16 of interface CON1, the 1 pin output by amplifier LM386 promoted sound horn again.
The telecommunication circuit road mainly is made up of microphone MIC, triode Q7, Q6, Q5 etc., the 18 pin output high potential of MCU makes triode Q6 conducting, and the voice signal of microphone MIC was received the doorway machine amplification, promoted the sound horn in the doorway machine through 4 pin of capacitor C 42, triode Q7 amplification, resistance R 46, triode Q5, interface CON1 this moment.24 pin of MCU output high potential goes to control the unblanking circuit of doorway machine and opens the door lock from the 1 pin output of interface CON1.Above-mentioned dialogue and unblank to realize remote control that infrared remote control receiving circuit 11 mainly is made up of reception diode REC, resistance R 40 and capacitor C 39.Indicator light circuit 12 is by resistance R 17, R18, and triode Q3, LED 1 are formed, and the high potential of the 10th pin output of MCU makes triode Q3 conducting, resistance R 18 current limlitings make LED 1 luminous indicating operating status.
Claims (4)
1, a kind of TV monitoring and controlling security protection device, it is characterized in that: the digital coding comparison circuit that comprise microprocessor MCU, is used for signal on the doorway machine is compared and enlarged, be used for vision signal insert television set the video connecting circuit, be used to control the video switching emission circuit changed between television boot-strap and the TV/AV, be used for telecommunication circuit and PAC circuit with the doorway machine dialogue, above-mentioned each circuit is gone up corresponding input/output end port with microprocessor MCU separately and is connected, and the enabling signal output port of microprocessor is directly connected on the doorway machine.
2, TV monitoring and controlling security protection device according to claim 1 is characterized in that: also comprise the infrared remote control receiving circuit that is used for opening door of remote-control and dialogue, the infrared remote control receiving circuit is gone up corresponding infrared remote-controlled signal input port with microprocessor MCU and is connected.
3, TV monitoring and controlling security protection device according to claim 1, it is characterized in that: also comprise being used for wireless receiving circuit and the warning circuit that the outer anti-theft device of receiving chamber sends signal, wireless receiving circuit is gone up corresponding input/output end port with microprocessor MCU separately with warning circuit and is connected.
4, TV monitoring and controlling security protection device according to claim 1 is characterized in that: also comprise the indicating circuit that is used for indicating operating status, indicating circuit is gone up corresponding ports with microprocessor MCU and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520067028 CN2850166Y (en) | 2005-11-15 | 2005-11-15 | Television monitoring safety protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520067028 CN2850166Y (en) | 2005-11-15 | 2005-11-15 | Television monitoring safety protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2850166Y true CN2850166Y (en) | 2006-12-20 |
Family
ID=37522634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520067028 Expired - Fee Related CN2850166Y (en) | 2005-11-15 | 2005-11-15 | Television monitoring safety protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2850166Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105792016A (en) * | 2016-04-22 | 2016-07-20 | 合肥惠科金扬科技有限公司 | Television system with access control function |
-
2005
- 2005-11-15 CN CN 200520067028 patent/CN2850166Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105792016A (en) * | 2016-04-22 | 2016-07-20 | 合肥惠科金扬科技有限公司 | Television system with access control function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |