CN205334576U - Burglary -resisting door entrance guard the host system that talkbacks based on building are talkbacked - Google Patents
Burglary -resisting door entrance guard the host system that talkbacks based on building are talkbacked Download PDFInfo
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- CN205334576U CN205334576U CN201521042019.9U CN201521042019U CN205334576U CN 205334576 U CN205334576 U CN 205334576U CN 201521042019 U CN201521042019 U CN 201521042019U CN 205334576 U CN205334576 U CN 205334576U
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- power line
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Abstract
The utility model provides a burglary -resisting door entrance guard the host system that talkbacks based on building are talkbacked, include: carry out the overhead control, the power line carrier MCU who handles, an address code for depositing the address information of resident family, a button control circuit that is used for the visitor to input resident family's address code, carry on the MIC operational circuit that AD converted data signal to speech signal through power line carrier MCU, a loudspeaker power amplifier circuit for broadcasting pronunciation, carrier signal's power line carrier transceiver circuits on the receiving and sending power line, control burglary -resisting door entrance guard's access control circuit and be the power supply circuit of mains power supply, power line carrier MCU respectively with the address code, button control circuit, MIC operational circuit, loudspeaker power amplifier circuit, power line carrier transceiver circuits, access control circuit and power supply circuit link to each other. Through adopting the power line transmission network to lay wire in addition, circuit cost and maintenance cost have been practiced thrift for entire system construction cycle lacks, takes effect soon.
Description
Technical field
This utility model belongs to power-line carrier communication field, especially relates to a kind of antitheft door talk back entrance guard host computer system based on building talkback。
Background technology
Building conversational system is consisted of dedicated transmissions network the interphone extension in the talk-back host of each unit door gateway, manager's intercommunication exchange of community overall control center, antitheft door electric control lock and user family, realize visitor and resident family's intercommunication, the remote-controlled unlatching burglar-proof door of resident family, each unit building doorway visitor calls resident family by talk-back host, the other side is allowed for access in building after agreeing to, enters thus limiting unauthorized person。The transmission network that common building conversational system adopts is all lay with special wire cable to form, and takes the line layout cost of costliness, owing to line fault, the factor such as aging also can bring the maintenance cost of costliness, also add the engineering time simultaneously。
Summary of the invention
In view of this, this utility model is directed to a kind of antitheft door talk back entrance guard host computer system based on building talkback, need not additionally laying any circuit and directly utilize existing electric lines of force, visitor can easily utilize antitheft door talk back entrance guard main frame and resident family's indoor interphone extension call。
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of antitheft door talk back entrance guard host computer system based on building talkback, including:
Carry out the power line carrier MCU of master control, process；
For depositing the address code of resident family's address information；
The key control circuit of resident family's address code is inputted for visitor；
Voice signal is AD converted into the MIC discharge circuit of digital signal by power line carrier MCU；
For playing the loudspeaker power amplifier of voice；
Receive and send the power line carrier transmitting-receiving circuit of electric lines of force carrier signal；
Control the access control circuit of antitheft door gate inhibition；
Power circuit for system power supply；
Described power line carrier MCU is connected with described address code, key control circuit, MIC discharge circuit, loudspeaker power amplifier, power line carrier transmitting-receiving circuit, access control circuit and power circuit respectively。
Further, described power line carrier transmitting-receiving circuit includes coupling coil TZ1, combination field effect transistor U1 and diode TVS1, input signal IN1 passes sequentially through electric capacity CZ1, the input of described coupling coil TZ1 is entered after inductance L2, described diode TVS1 in parallel between the 2nd pin and the 4th pin of described coupling coil TZ1, the two ends of diode TVS1 are stated described in being connected in parallel on after resistance R3 and electric capacity C1 series connection, two ends shunt capacitance C2 successively at described electric capacity C1, inductance L3 and common cathode switching diode D1, PLCIN signal is by accessing common cathode switching diode D1 after electric capacity C6, 2nd pin of described coupling coil TZ1 accesses the input of described combination field effect transistor U1 after passing sequentially through inductance L1 and electric capacity C3, 4th pin of described combination field effect transistor U1 divides three tunnels, the first via is followed by 12V power supply by resistance R1, second tunnel is followed by 12V power supply by diode D1, 3rd tunnel is divided into again two-way by after electric capacity C4, lead up to output PLCOUT signal after resistance R4, separately lead up to and be connected with the 2nd pin of combination field effect transistor U1 after electric capacity C5, 1st pin of described combination field effect transistor U1 is by being connected with the 2nd pin of combination field effect transistor U1 after resistance R2, two ends parallel diode D2 at described resistance R2。
Further, the chip of described power circuit is TPS54331。
Further, the chip of described power line carrier MCU is GENIE3。
Relative to prior art, antitheft door talk back entrance guard host computer system based on building talkback described in the utility model has the advantage that compared with common wireline transmission system, by adopting power line transmission network additionally to connect up, save the line cost of costliness, save the construction cost of track laying great number, also save the maintenance cost brought due to line fault, the factor such as aging so that whole system is constructed extremely simple, short construction period, instant effect simultaneously。
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, and schematic description and description of the present utility model is used for explaining this utility model, is not intended that improper restriction of the present utility model。In the accompanying drawings:
Fig. 1 is theory diagram of the present utility model；
Fig. 2 is the circuit diagram of MIC discharge circuit in this utility model；
Fig. 3 is the circuit diagram of loudspeaker power amplifier in this utility model；
Fig. 4 is the circuit diagram of power circuit in this utility model；
Fig. 5 is the circuit diagram of key control circuit in this utility model；
Fig. 6 is the circuit diagram of power line carrier transmitting-receiving circuit in this utility model；
Fig. 7 is the circuit diagram of power line carrier MCU in this utility model；
Fig. 8 is the circuit diagram of access control circuit in this utility model。
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in this utility model and the feature in embodiment can be mutually combined。
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail。
If Fig. 1 is to shown in 8, a kind of antitheft door talk back entrance guard host computer system based on building talkback, including: carry out the power line carrier MCU of master control process, for depositing the address code of resident family's address information, the key control circuit of resident family's address code is inputted for visitor, voice signal is AD converted into the MIC discharge circuit of digital signal by power line carrier MCU, for playing the loudspeaker power amplifier of voice, receive and send the power line carrier transmitting-receiving circuit of electric lines of force carrier signal, control the access control circuit of antitheft door gate inhibition and be the power circuit of system power supply, described power line carrier MCU respectively with described address code, key control circuit, MIC discharge circuit, loudspeaker power amplifier, power line carrier transmitting-receiving circuit, access control circuit is connected with power circuit, the chip of described power circuit is TPS54331, the chip of described power line carrier MCU is GENIE3。
Described power line carrier transmitting-receiving circuit includes coupling coil TZ1, combination field effect transistor U1 and diode TVS1, input signal IN1 passes sequentially through electric capacity CZ1, the input of described coupling coil TZ1 is entered after inductance L2, described diode TVS1 in parallel between the 2nd pin and the 4th pin of described coupling coil TZ1, the two ends of diode TVS1 are stated described in being connected in parallel on after resistance R3 and electric capacity C1 series connection, two ends shunt capacitance C2 successively at described electric capacity C1, inductance L3 and common cathode switching diode D1, PLCIN signal is by accessing common cathode switching diode D1 after electric capacity C6, 2nd pin of described coupling coil TZ1 accesses the input of described combination field effect transistor U1 after passing sequentially through inductance L1 and electric capacity C3, 4th pin of described combination field effect transistor U1 divides three tunnels, the first via is followed by 12V power supply by resistance R1, second tunnel is followed by 12V power supply by diode D1, 3rd tunnel is divided into again two-way by after electric capacity C4, lead up to output PLCOUT signal after resistance R4, separately lead up to and be connected with the 2nd pin of combination field effect transistor U1 after electric capacity C5, 1st pin of described combination field effect transistor U1 is by being connected with the 2nd pin of combination field effect transistor U1 after resistance R2, two ends parallel diode D2 at described resistance R2。
The work process of this example: visitor inputs the address code of resident family by key control circuit, calling resident family, after resident family connects, visitor is AD converted into digital signal voice signal by power line carrier MCU by MIC discharge circuit, it is loaded on electric lines of force through power line carrier transmitting-receiving circuit, passes to resident family's indoor interphone extension。Otherwise, power line carrier transmitting-receiving circuit receives the electric lines of force voice carrier signal from resident family's indoor interphone extension, resolves through power line carrier MCU, carries out DAC and changes into into analog voice signal and broadcast out to loudspeaker power amplifier, enables mutual call。If resident family agrees to open antitheft door, power line carrier transmitting-receiving circuit can receive the control signal from resident family's extension, decodes through power line carrier MCU, to one signal of access control circuit, opens antitheft door。
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model。
Claims (4)
1. the antitheft door talk back entrance guard host computer system based on building talkback, it is characterised in that: including:
Carry out the power line carrier MCU of master control, process；
For depositing the address code of resident family's address information；
The key control circuit of resident family's address code is inputted for visitor；
Voice signal is AD converted into the MIC discharge circuit of digital signal by power line carrier MCU；
For playing the loudspeaker power amplifier of voice；
Receive and send the power line carrier transmitting-receiving circuit of electric lines of force carrier signal；
Control the access control circuit of antitheft door gate inhibition；
Power circuit for system power supply；
Described power line carrier MCU is connected with described address code, key control circuit, MIC discharge circuit, loudspeaker power amplifier, power line carrier transmitting-receiving circuit, access control circuit and power circuit respectively。
2. a kind of antitheft door talk back entrance guard host computer system based on building talkback according to claim 1, it is characterized in that: described power line carrier transmitting-receiving circuit includes coupling coil TZ1, combination field effect transistor U1 and diode TVS1, input signal IN1 passes sequentially through electric capacity CZ1, the input of described coupling coil TZ1 is entered after inductance L2, described diode TVS1 in parallel between the 2nd pin and the 4th pin of described coupling coil TZ1, the two ends of diode TVS1 are stated described in being connected in parallel on after resistance R3 and electric capacity C1 series connection, two ends shunt capacitance C2 successively at described electric capacity C1, inductance L3 and common cathode switching diode D1, PLCIN signal is by accessing common cathode switching diode D1 after electric capacity C6, 2nd pin of described coupling coil TZ1 accesses the input of described combination field effect transistor U1 after passing sequentially through inductance L1 and electric capacity C3, 4th pin of described combination field effect transistor U1 divides three tunnels, the first via is followed by 12V power supply by resistance R1, second tunnel is followed by 12V power supply by diode D1, 3rd tunnel is divided into again two-way by after electric capacity C4, lead up to output PLCOUT signal after resistance R4, separately lead up to and be connected with the 2nd pin of combination field effect transistor U1 after electric capacity C5, 1st pin of described combination field effect transistor U1 is by being connected with the 2nd pin of combination field effect transistor U1 after resistance R2, two ends parallel diode D2 at described resistance R2。
3. a kind of antitheft door talk back entrance guard host computer system based on building talkback according to claim 1 and 2, it is characterised in that: the chip of described power circuit is TPS54331。
4. a kind of antitheft door talk back entrance guard host computer system based on building talkback according to claim 1 and 2, it is characterised in that: the chip of described power line carrier MCU is GENIE3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521042019.9U CN205334576U (en) | 2015-12-14 | 2015-12-14 | Burglary -resisting door entrance guard the host system that talkbacks based on building are talkbacked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521042019.9U CN205334576U (en) | 2015-12-14 | 2015-12-14 | Burglary -resisting door entrance guard the host system that talkbacks based on building are talkbacked |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205334576U true CN205334576U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521042019.9U Expired - Fee Related CN205334576U (en) | 2015-12-14 | 2015-12-14 | Burglary -resisting door entrance guard the host system that talkbacks based on building are talkbacked |
Country Status (1)
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| CN (1) | CN205334576U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107784719A (en) * | 2016-08-31 | 2018-03-09 | 上海祖程电子科技有限公司 | A kind of wireless access control system with power line carrier circuit |
| CN108091026A (en) * | 2018-01-18 | 2018-05-29 | 深圳市赛礴瑞科技有限公司 | A kind of two-wire system access control system |
| CN108886552A (en) * | 2016-03-28 | 2018-11-23 | 爱峰株式会社 | The data forwarding method that intercom system and the system are related to |
-
2015
- 2015-12-14 CN CN201521042019.9U patent/CN205334576U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108886552A (en) * | 2016-03-28 | 2018-11-23 | 爱峰株式会社 | The data forwarding method that intercom system and the system are related to |
| CN107784719A (en) * | 2016-08-31 | 2018-03-09 | 上海祖程电子科技有限公司 | A kind of wireless access control system with power line carrier circuit |
| CN107784719B (en) * | 2016-08-31 | 2024-04-16 | 上海祖程电子科技有限公司 | Wireless access control system with power line carrier circuit |
| CN108091026A (en) * | 2018-01-18 | 2018-05-29 | 深圳市赛礴瑞科技有限公司 | A kind of two-wire system access control system |
| CN108091026B (en) * | 2018-01-18 | 2023-12-26 | 深圳市小小微科技有限公司 | Two-wire access control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20161214 |