CN207166506U - Semi-digital building conversational system layered decoder network interface structure - Google Patents
Semi-digital building conversational system layered decoder network interface structure Download PDFInfo
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- CN207166506U CN207166506U CN201721277467.6U CN201721277467U CN207166506U CN 207166506 U CN207166506 U CN 207166506U CN 201721277467 U CN201721277467 U CN 201721277467U CN 207166506 U CN207166506 U CN 207166506U
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- extension set
- master network
- layered decoder
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Abstract
The utility model discloses a kind of Semi-digital building conversational system layered decoder network interface structure, it is characterised in that including：Master network input interface, master network output interface and some extension set interfaces, the master network input interface, master network output interface and part extension set interface are arranged on the leading flank of layered decoder, and remaining part extension set interface is arranged on layered decoder trailing flank；The master network input interface, master network output interface and extension set interface are all 8 mouthfuls of RJ45 network interfaces.Because each network interface is using the RJ 45 of unified V-type plug receptacle and standard network interface, not only cost is low, and wiring is easy, and interface is clearly variable so that construction technology has uniformity, improves the specification of system construction technique.Due to the standardized work of construction, error rate of the system in installation and debugging, which can decline to a great extent, reaches more than 80%, substantially increases the disposable qualification rate of system, engineering can be allowed smoothly to be completed.
Description
Technical field
It the utility model is related to building conversational system technical field, more particularly to a kind of layering of Semi-digital building conversational system
Decoder network interface structure.
Background technology
Building conversational system is the subsystem inside intelligent weak electricity system, is that the security protection of intelligent building Intelligent Home must
Standby Intelligent building intercom system, building conversational system are divided into several parts：Management center machine, doorway machine/enclosure wall machine, unit group
IP network connector, layered decoder, indoor unit (4.3 cun, 7 cun, non-visual extension set) and the system power supply of net.
Wherein layered decoder is mainly responsible for：1) audio-video signal differential conversion function, 2) there is vision signal distribution to put
Big function, video signal transmission distance and picture quality can be improved；3) there is audio signal amplification and in every family Fault Isolation function,
It can prevent separate line short circuit from causing whole system to be paralysed；4) system is designed using voice binary channels, avoids unit amount excessive
And the line is busy.
The content of the invention
The purpose of this utility model is to provide that a kind of cost is low, subsequent construction convenient Semi-digital building conversational system point
Layer decoder network interface.
To achieve the above objectives, the utility model adopts the following technical scheme that.
Semi-digital building conversational system layered decoder network interface structure, it is characterised in that including：Master network input connects
Mouth, master network output interface and some extension set interfaces, the master network input interface, master network output interface and part extension set connect
Mouth is arranged on the leading flank of layered decoder, and remaining part extension set interface is arranged on layered decoder trailing flank；The master network
Input interface, master network output interface and extension set interface are all 8 mouthfuls of RJ45 network interfaces.
As a further illustration of the above scheme, the 1st pin, the 2nd pin of the RJ45 network interfaces are positive source
24 connecting pins, the 3rd pin, the 5th pin are power cathode connecting pin, and the 4th pin is audio signal wire connecting pin, and the 6th pin is
Communication data line connecting pin, the 7th pin are differential signal+connecting pin, and the 8th pin is differential signal-connecting pin；All RJ45 nets
The 1st pin, the 2nd pin, the 3rd pin, the 5th pin of network interface are connected in parallel respectively；Master network input interface and master network
Changed after 4th pins in parallel of output interface by the 4th pin of monolithic processor controlled relay switch and extension set interface；
4th pins in parallel of all extension set interfaces is together；7th pin of master network input interface and master network output interface, the 8th are drawn
Changed after pin is in parallel respectively by the 7th pin, the 8th pin of differential amplifier circuit and relay switch and extension set interface,
The 7th pin, the 8th pin of all extension set interfaces are in parallel respectively；On master network input interface and the pin of master network output interface the 6th
Communication data enter single-chip microcomputer through 485 chips, then by microcontroller communication send pin by triode communication amplification enter point
6th pin of machine interface, the 6th pins in parallel of the extension set interface.
As a further illustration of the above scheme, the quantity of the extension set interface is eight, wherein three defeated with master network
Incoming interface and master network output interface together and come the leading flank of layered decoder, five and come layered decoder in addition
Trailing flank.
As a further illustration of the above scheme, the quantity of the extension set interface is four, four extension set interfaces simultaneously come
The trailing flank of layered decoder.
The beneficial effects of the utility model are：
Each network interface uses the RJ-45 of unified V-type plug receptacle and standard network interface, and not only cost is low, and
Wiring is easy, and interface is clearly variable so that construction technology has uniformity, improves the specification of system construction technique.Due to applying
The standardized work of work, error rate of the system in installation and debugging, which can decline to a great extent, reaches more than 80%, substantially increases system
Disposable qualification rate, engineering can be allowed smoothly to be completed.
Brief description of the drawings
Fig. 1 show layered decoder leading flank network interface schematic diagram.
Fig. 2 show layered decoder trailing flank network interface schematic diagram.
Fig. 3 show the catenation principle figure between each network interface.
Embodiment
With reference to the accompanying drawing of specification, by being further described to specific embodiment of the present utility model, make
The technical solution of the utility model and its advantage are clearer, clear and definite.It is to show to describe embodiment below with reference to accompanying drawing
Example property, it is intended to the utility model is explained, and it is not intended that to limitation of the present utility model.
As shown in Figure 1 and Figure 2, a kind of Semi-digital building conversational system layered decoder network interface structure, including：Major network
Network input interface 1, master network output interface 2 and eight extension set interfaces 3, wherein, master network input interface 1, master network output connect
Mouth 2 and three extension set interfaces are disposed side by side on the leading flank of layered decoder, are left five extension set interfaces and are disposed side by side on layering
Decoder trailing flank.
In the present embodiment, the master network input interface 1, master network output interface 2 and extension set interface 3 are all 8 mouthfuls of RJ45
Network interface.The 1st pin, the 2nd pin of RJ45 network interfaces are the connecting pin of positive source 24, and the 3rd pin, the 5th pin are electricity
Source negative pole connecting pin, the 4th pin are audio signal wire connecting pin, and the 6th pin is communication data line connecting pin, and the 7th pin is poor
Sub-signal+connecting pin, the 8th pin are differential signal-connecting pin.
As shown in figure 3, the annexation of each pin is：
The 1st pin, the 2nd pin, the 3rd pin, the 5th pin of all RJ45 network interfaces are connected in parallel respectively.
Opened after 4th pins in parallel of master network input interface and master network output interface by monolithic processor controlled relay
Close and changed with the 4th pin of extension set interface；4th pins in parallel of all extension set interfaces is together.
By differential amplification after 7th pin of master network input interface and master network output interface, the 8th pin difference are in parallel
The 7th pin, the 8th pin of circuit and relay switch and extension set interface are changed, the 7th pin of all extension set interfaces, the 8th
Pin is in parallel respectively.
Communication data on master network input interface and the pin of master network output interface the 6th enters single-chip microcomputer through 485 chips,
Then 6th pin of the pin by triode communication amplification into extension set interface is sent by microcontroller communication, the extension set interface
6th pins in parallel.
The Semi-digital building conversational system layered decoder network interface structure that the present embodiment provides has the advantage that：
1. cost advantage
Trunk and family line is divided all to be transmitted using CAT5E UTP cable in wire rod cost --- systems connection, building, under wire rod cost
Drop more than 60%, the wire rod cost of project greatly reduces.
Cost of supplementary product --- CAT5E UTP cable reduces with the pipeline requirement caused to engineering, without the thickness for requiring pipeline
Degree, directly reduce the cost of supplementary product such as the pipeline of project；It is more beneficial for the thinner engineering construction of pipeline.
Construction cost --- system is using the V-type plug-in connector of standard and the RJ-45 network interfaces of standard so that applies
Work is more convenient, effectively reduces construction man-hour, and construction cost can reduce half.
Inventory cost --- extension set all unified interface, can arbitrarily be configured, no networking and the difference of non-networked, can be effective
Stock is reduced, improves the utilization rate of fund.
2. engineering construction advantage
It is engineering construction process standard, clear --- the unified V-type plug receptacle that is used between system components and standard
RJ-45 network interface connection, while have unified, gem-pure wiring mark, such wiring in all interfaces
Easily, interface is clearly variable so that construction technology has uniformity, improves the specification of system construction technique.Due to construction
Standardized work, error rate of the system in installation and debugging, which can decline to a great extent, reaches more than 80%, substantially increases the one of system
Secondary property qualification rate, can allow engineering smoothly to be completed.
3. performance advantage
Vision signal is handled using differential amplifier circuit, is avoided vision signal because of the length of transmission range and is produced decay
(shake, interference, image is unclear, phenomena such as black and white).It can ensure image clearly in 1000 meters of distances.
Main communication network uses 485 communication mode, and the differential communication of triode is used between 485 chips and indoor unit
Pattern, it ensure that the stabilization (lightning protection) of communication.
In other embodiment, the quantity of the extension set interface can also be four, and four extension set interfaces simultaneously come layering solution
The trailing flank of code device, is not limited to the present embodiment.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model
Above-mentioned embodiment is not limited to, it is equal using the improvement and replacement of techniques well known on the basis of the utility model
Falling should be limited in the scope of protection of the utility model, the scope of protection of the utility model by each claim and its equivalent
It.
Claims (4)
1. Semi-digital building conversational system layered decoder network interface structure, it is characterised in that including：Master network input connects
Mouth, master network output interface and some extension set interfaces, the master network input interface, master network output interface and part extension set connect
Mouth is arranged on the leading flank of layered decoder, and remaining part extension set interface is arranged on layered decoder trailing flank；The master network
Input interface, master network output interface and extension set interface are all 8 mouthfuls of RJ45 network interfaces.
2. Semi-digital building conversational system layered decoder network interface structure according to claim 1, it is characterised in that
The 1st pin, the 2nd pin of the RJ45 network interfaces are the connecting pin of positive source 24, and the 3rd pin, the 5th pin are power cathode
Connecting pin, the 4th pin are audio signal wire connecting pin, and the 6th pin is communication data line connecting pin, the 7th pin be differential signal+
Connecting pin, the 8th pin are differential signal-connecting pin；
The 1st pin, the 2nd pin, the 3rd pin, the 5th pin of all RJ45 network interfaces are connected in parallel respectively；
After 4th pins in parallel of master network input interface and master network output interface by monolithic processor controlled relay switch with
4th pin of extension set interface is changed；4th pins in parallel of all extension set interfaces is together；
By differential amplifier circuit after 7th pin of master network input interface and master network output interface, the 8th pin difference are in parallel
Changed with the 7th pin, the 8th pin of relay switch and extension set interface, the 7th pin, the 8th pin of all extension set interfaces
It is in parallel respectively；
Communication data on master network input interface and the pin of master network output interface the 6th enters single-chip microcomputer through 485 chips, then
Pin is sent by triode communication amplification into the 6th pin of extension set interface by microcontroller communication, the 6th of the extension set interface draws
Pin is in parallel.
3. Semi-digital building conversational system layered decoder network interface structure according to claim 1, it is characterised in that
The quantity of the extension set interface is eight, wherein three together with master network input interface and master network output interface and come point
The leading flank of layer decoder, five and come the trailing flank of layered decoder in addition.
4. Semi-digital building conversational system layered decoder network interface structure according to claim 1, it is characterised in that
The quantity of the extension set interface is four, and four extension set interfaces simultaneously come the trailing flank of layered decoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721277467.6U CN207166506U (en) | 2017-09-29 | 2017-09-29 | Semi-digital building conversational system layered decoder network interface structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721277467.6U CN207166506U (en) | 2017-09-29 | 2017-09-29 | Semi-digital building conversational system layered decoder network interface structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207166506U true CN207166506U (en) | 2018-03-30 |
Family
ID=61724531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721277467.6U Expired - Fee Related CN207166506U (en) | 2017-09-29 | 2017-09-29 | Semi-digital building conversational system layered decoder network interface structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207166506U (en) |
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2017
- 2017-09-29 CN CN201721277467.6U patent/CN207166506U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180330 Termination date: 20180929 |