CN208874673U - A kind of networked digital simulation I/P converter - Google Patents
A kind of networked digital simulation I/P converter Download PDFInfo
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- CN208874673U CN208874673U CN201821680481.5U CN201821680481U CN208874673U CN 208874673 U CN208874673 U CN 208874673U CN 201821680481 U CN201821680481 U CN 201821680481U CN 208874673 U CN208874673 U CN 208874673U
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- circuit
- interface circuit
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- logic controller
- power module
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Abstract
The utility model relates to building talkbacks, digital-to-analogue conversion technology, specifically disclose a kind of networked digital simulation I/P converter, including cpu circuit, logic controller, unit main line interface, input interface circuit, output interface circuit, power module；Each interface of input interface circuit is equipped with the input protection unit of autonomous working, and output protection unit is equipped in output interface circuit, and logic controller includes relay, and power module is equipped with power protection unit；The cpu circuit is connected with power module, unit main line interface and logic controller respectively, and logic controller is connected with power module, input interface circuit and output interface circuit respectively.The analog-signal transitions that the utility model exports multiple building hosts are transferred to administrative center at digital signal, and by a cable or optical fiber, simplify the installation procedure of building conversational system；Using wiring difficulty and workload is greatly simplified after the utility model, construction is easy, and the cost of manual maintenance reduces, to save economic cost to client.
Description
Technical field
The utility model relates to building talkback, digital-to-analogue conversion technology, especially a kind of networked digital simulates I/P converter.
Background technique
With the development of electronic technology and the progress of Building technology, high-rise residential building and Deluxe villa generally start to add
Building speakerphone is filled, existing building speakerphone is connected by data line at administrative center by Inter layer exchange machine, thus
Cause to need to carry out a large amount of light current installation work when installation, expends a large amount of wire rods and manpower and material resources.The building of existing market
Intercommunication is using 6 core wires or split conductor as connecting line using common networking converter.
Utility model content
In order to overcome the problems, such as that existing building speakerphone overall routing is complicated, it is more to expend wire rod, the utility model is provided
A kind of networked digital simulation I/P converter.
The technical solution adopted in the utility model is: a kind of networked digital simulation I/P converter, comprising:
For handling and receiving the cpu circuit of external data exchange of coming in；
The logic controller of reading data and output is carried out for aiding CPU circuit, logic controller includes relay；
The unit bus interface debugged for connecting cpu circuit；
For accessing the input interface circuit of floor intercom video or audio signal, input interface circuit includes multiple defeated
Incoming interface, each input interface are equipped with the electric not by extension set surge for protecting networked digital to simulate I/P converter of autonomous working
Flow the input protection unit influenced；
For the analog signal in host unit to be passed to management center machine by network connectivity by this I/P converter
Input interface circuit is equipped with the output protection unit for protecting output circuit in input interface circuit；
The power supply mould of cpu circuit and logic controller power supply is supplied electricity at 5V and 3.3V direct current for electric main step-down rectifier
Block, power module are equipped with the power protection unit for anti-over-voltage and anti-overflow；
The cpu circuit is connected with power module, unit main line interface and logic controller respectively, logic controller point
It is not connected with power module, input interface circuit and output interface circuit.
Preferably, the cpu circuit is the single-chip microcontroller and its suitable electronic member for being equipped with digital-to-analogue transcoding program
The circuit that part is constituted.
Preferably, the network connectivity is optical fiber.
Preferably, the output interface circuit is fiber optic interface circuits.
Preferably, the network connectivity is cable.
Preferably, the output interface circuit is network interface circuit.
The beneficial effects of the utility model are: the analog-signal transitions exported by multiple building hosts are at digital signal,
And administrative center is transferred to by a cable or optical fiber, to simplify the installation procedure of building conversational system, solve existing
Some construction party wirings are complicated, consumable wire is more, using wiring difficulty and workload is greatly simplified after the utility model, construct
It is easy, the cost of manual maintenance reduces, to save economic cost to client；Independent protection circuit is added by each interface, is solved
When interconnecting segment converter of having determined breaks down the problem of whole system cisco unity malfunction.
Detailed description of the invention
Fig. 1 is the inside schematic diagram of the utility model.
Specific embodiment
Referring to Fig. 1, the utility model includes:
For handling and receiving the cpu circuit of external data exchange of coming in；
The logic controller of reading data and output is carried out for aiding CPU circuit, logic controller includes relay；
The unit bus interface debugged for connecting cpu circuit；
For accessing the input interface circuit of floor intercom video or audio signal, input interface circuit includes multiple defeated
Incoming interface, each input interface are equipped with the electric not by extension set surge for protecting networked digital to simulate I/P converter of autonomous working
Flow the input protection unit influenced；
For the analog signal in host unit to be passed to management center machine by network connectivity by this I/P converter
Input interface circuit is equipped with the output protection unit for protecting output circuit in input interface circuit；
The power supply mould of cpu circuit and logic controller power supply is supplied electricity at 5V and 3.3V direct current for electric main step-down rectifier
Block, power module are equipped with the power protection unit for anti-over-voltage and anti-overflow.
Add independent protection circuit by each interface, solve interconnecting segment converter failure when whole system not
The problem of capable of working normally.
The cpu circuit is connected with power module, unit main line interface and logic controller respectively, logic controller point
It is not connected with power module, input interface circuit and output interface circuit.
Cpu circuit is the single-chip microcontroller for being equipped with digital-to-analogue transcoding program and the circuit of its suitable electronic element composition.
The network connectivity is carried out data transmission using optical fiber or cable, and output interface circuit is that matched optical fiber connects
Mouth circuit or network interface circuit.The analog-signal transitions exported by multiple building hosts pass through one at digital signal
Root cable or optical fiber are transferred to administrative center, to simplify the installation procedure of building conversational system, solve existing construction
Side's wiring is complicated, consumable wire is more, and using wiring difficulty and workload is greatly simplified after the utility model, construction is easy, people
Work maintenance cost reduces, to save economic cost to client.
Claims (6)
1. a kind of networked digital simulates I/P converter, it is characterized in that including:
For handling and receiving the cpu circuit of external data exchange of coming in；
The logic controller of reading data and output is carried out for aiding CPU circuit, logic controller includes relay；
The unit bus interface debugged for connecting cpu circuit；
For accessing the input interface circuit of floor intercom video or audio signal, input interface circuit includes that multiple inputs connect
Mouthful, each input interface be equipped with autonomous working for protect networked digital simulation I/P converter not by extension set surge current shadow
Loud input protection unit；
For the analog signal in host unit to be passed to by this I/P converter by network connectivity to the input of management center machine
Interface circuit is equipped with the output protection unit for protecting output circuit in input interface circuit；
The power module of cpu circuit and logic controller power supply is supplied electricity at 5V and 3.3V direct current for electric main step-down rectifier,
Power module is equipped with the power protection unit for anti-over-voltage and anti-overflow；
The cpu circuit is connected with power module, unit main line interface and logic controller respectively, logic controller respectively with
Power module, input interface circuit are connected with output interface circuit.
2. a kind of networked digital according to claim 1 simulates I/P converter, it is characterized in that: the cpu circuit is peace
The circuit that single-chip microcontroller and its suitable electronic element equipped with digital-to-analogue transcoding program are constituted.
3. a kind of networked digital according to claim 2 simulates I/P converter, it is characterized in that: the network connectivity is light
It is fine.
4. a kind of networked digital according to claim 3 simulates I/P converter, it is characterized in that: the output interface circuit
It is fiber optic interface circuits.
5. a kind of networked digital according to claim 2 simulates I/P converter, it is characterized in that: the network connectivity is net
Line.
6. a kind of networked digital according to claim 5 simulates I/P converter, it is characterized in that: the output interface circuit
It is network interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821680481.5U CN208874673U (en) | 2018-10-17 | 2018-10-17 | A kind of networked digital simulation I/P converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821680481.5U CN208874673U (en) | 2018-10-17 | 2018-10-17 | A kind of networked digital simulation I/P converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208874673U true CN208874673U (en) | 2019-05-17 |
Family
ID=66470297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821680481.5U Active CN208874673U (en) | 2018-10-17 | 2018-10-17 | A kind of networked digital simulation I/P converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208874673U (en) |
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2018
- 2018-10-17 CN CN201821680481.5U patent/CN208874673U/en active Active
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