A kind of visible dialogue system
Technical field
The present invention relates to the communication system technical field, refer to especially a kind of visible dialogue system.
Background technology
Visible dialogue system, from integral body, can be divided into the three generations: what first generation product adopted is analog circuit intercommunication technology, can only realize basic intercommunication function, and it is loaded down with trivial details to connect up, and picture is clear not, and maintenance is complicated, equipment failure rate is high.
Second generation product adopts digital circuit technique, can realize the telecommunication transmission, and have simple information interaction function.The digital visual intercom system is a kind of innovation, the IP data service net of full-service, it utilizes existing broadband network as data transfer platform, with Speech Communication, video communication and data communication are basic means, with information, store, forward, application, be shared as optional means, by various visual communication terminal, give the face-to-face communication number of each user assignment one " facilitating " as making a phone call, the network IP telephone of two-way video and two way audio is provided to the user, the video home monitoring, the video intercom of building and community, personal information storage forwards, the much information services such as video request program.And the digital visual intercom system can also realize meeting with other communication system of the systems interconnection intercommunication of the ITU of International Telecommunications Union protocol specification, real realize " intellectual communityintellectualized village " and " digitized home ".The popularization of digital visual intercom system is with universal imperative.By market survey, we find that most digital visual intercom system is mostly developed based on linux system in the market, there is no very strong autgmentability, due to the restriction of Linux itself, visible dialogue system is limited for the support function of video, information interaction.
The third generation product of visible dialogue system, be based on the video intercom platform of Android, belongs to intelligent system, the existing visible dialogue system based on Android, and its intercom mainly is based on panel computer.Because panel computer is popular consumer products, non-technical grade product, the electrical standard of its interface is RS232, and RS232 is used the absolute voltage presentation logic, due to interference, the reasons such as conductor resistance, its effective communication distance is very short, and therefore extensibility and poor stability can't connect a plurality of external equipments, the system expandability is poor effectively, that is to say and can't play to indoor each power consumption equipment, as the Based Intelligent Control of air-conditioning, television set, refrigerator etc.; Yet for the buildings video intercom, need visible dialogue system to there is very strong extensibility, the demand of controlling with the multifunctional intellectual of the indoor electrical equipment that meets the buildings user, therefore, the existing video intercom platform based on Android can not meet the functional requirement of the strong autgmentability of buildings intercom system.
In addition, the indoor terminal of visible dialogue system is generally all the intercom that is fixed on the position, doorway, and when there is a ring at the door, resident family can only go to the position, doorway and answer intercom, could realize and visible dialogue system tube hub supervisor between mutual.The tradition intercom system can not realize the Based Intelligent Control of resident family to indoor electrical equipment, and the user only could realize when indoor that the scope of application is relatively limited to the control of indoor equipment or doorbell.
Summary of the invention
The present invention proposes a kind of visible dialogue system, has solved and can't realize the visual intercommunication of buildings in the prior art, the intercom autgmentability is poor and the problem that can't realize long-distance intelligent control.
Technical scheme of the present invention is achieved in that
A kind of visible dialogue system comprises: centre management machine, doorway supervisor, floor distributor, intercom and mobile communication equipment, and described centre management machine is connected with plural doorway supervisor by local area network (LAN) or the Internet; Described each doorway supervisor is connected with plural intercom by floor distributor; Be provided with mobile interconnect module in described centre management machine, described mobile interconnect module is by mobile Internet and described mobile communication equipment two-way communication.
The present invention also comprises the remote maintenance machine, and described centre management machine is connected with the remote maintenance machine by the Internet.
Described intercom is 7 cun panel computers, and its external communication interface is the RS485 interface that the RS232 interface is drawn by internal circuit, and its external power source interface is 5V DC power supply interface.
Described mobile interconnect module is embedded anti-interference wireless transceiver module, and its model is RF4463PRO.
The screen of described intercom is the multiple spot capacitance touch screen.
Described mobile communication equipment comprises mobile phone, notebook computer and Android panel computer.
Described intercom is fixed or hand-held packaged type, and the pixel of its camera is more than 300,000.
Operation principle of the present invention and the course of work are as follows:
Administrative staff need resident family's floor and the number of calling out by the input of centre management machine, and the modulation interface circuit of centre management machine converts resident family's floor and number information to the dtmf code mode, and send call request to system core bus; The modulation interface circuit automatic decoding of doorway supervisor, run into and call out coded address when identical with the machine address, automatically switches to the floor call state; Floor distributor is by data signal distribution to resident family's intercom, and the modulation interface circuit automatic decoding of intercom, run into and call out coded address when identical with the machine address, automatic-answering back device, and foundation is shaken hands, and produces the prompting of bell sound; After the listening key on intercom is pressed by resident family, with administrative staff, set up talking path.
In addition, when resident family not indoor while causing answering intercom, the mobile communication equipment that the centre management machine will send to resident family to hold current need problem to be processed by mobile interconnect module and mobile Internet, resident family's mobile communication equipment hand-held by it just can be checked current need information to be processed; Resident family can send back to the centre management machine by mobile Internet by processing signals afterwards, the mobile interconnect module that the centre management machine carries by it receives the control information that resident family beams back, and change these control informations into control command, operations such as directly realizing long-range intercommunication, monitor or unblank.
The remote maintenance personnel can connect by the centre management machine of the Internet and buildings intercom system, the failure problems that resolution system likely occurs at any time.
The communication interface of intercom is the RS485 interface, it is in fact that the ordinary flat computer is transformed and comes, the external communication interface of ordinary flat computer is the RS232 interface, by its internal circuit is transformed, install RS232 chip and RS485 chip additional, and, by the connection of a series of peripheral circuits, change the external communication interface of intercom into RS485 by RS232, the convenient external equipment that connects, realize the Based Intelligent Control to indoor a plurality of power consumption equipments.
Beneficial effect of the present invention is:
By each household, intercom is set, and they effectively are connected with the centre management machine, can facilitate information communication and dialogue between resident family and Property Management of residence personnel, facilitate the orderly management of community, guarantee community people's normal life order; By the external communication interface circuit of transformation intercom, can realize the strong expanded function of intercom, facilitate the Smart Home management of the indoor multiple power consumption equipment of resident family and control, improve the life staying idle at home quality of neighbours living; The stability of a system is good, easy to operate, and cost is low.
In addition, by mobile interconnect module is set in the centre management machine, can realize the communication connection between Management System of Plot Estate and resident family's mobile communication equipment, resident family can realize the running status of the indoor switchgear of Long-distance Control like this, and can receive in real time notice that the residential property system sends etc., process in time emergency case, realize the remote intelligent estate management.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is overall structure connection layout of the present invention;
Fig. 2 is the internal conversion circuit diagram that intercom RS232 turns the RS485 interface.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of visible dialogue system, comprise: centre management machine, doorway supervisor, floor distributor, intercom, mobile communication equipment and remote maintenance machine, described centre management machine is connected with plural doorway supervisor by local area network (LAN) or the Internet; Described each doorway supervisor is connected with plural intercom by floor distributor; Be provided with mobile interconnect module in described centre management machine, described mobile interconnect module is by mobile Internet and described mobile communication equipment two-way communication.Described centre management machine is connected with the remote maintenance machine by the Internet.
Described intercom is 7 cun panel computers, and its external communication interface is the RS485 interface that the RS232 interface is drawn by internal circuit, and its external power source interface is 5V DC power supply interface.As shown in Figure 2, for intercom RS232 turns the internal conversion circuit diagram of RS485 interface, wherein U1 is 232 interface chips that MAXIM company produces, and U2 is 485 interface chips.
Described mobile interconnect module is embedded anti-interference wireless transceiver module, and its model is RF4463PRO.Described mobile communication equipment comprises mobile phone, notebook computer and Android panel computer.
The screen of described intercom is the multiple spot capacitance touch screen.
Described intercom is fixed or hand-held packaged type, and the pixel of its camera is more than 300,000.
System work process is as follows:
Administrative staff need resident family's floor and the number of calling out by the input of centre management machine, and the modulation interface circuit of centre management machine converts resident family's floor and number information to the dtmf code mode, and send call request to system core bus; The modulation interface circuit automatic decoding of doorway supervisor, run into and call out coded address when identical with the machine address, automatically switches to the floor call state; Floor distributor is by data signal distribution to resident family's intercom, and the modulation interface circuit automatic decoding of intercom, run into and call out coded address when identical with the machine address, automatic-answering back device, and foundation is shaken hands, and produces the prompting of bell sound; After the listening key on intercom is pressed by resident family, with administrative staff, set up talking path.
In addition, when resident family not indoor while causing answering intercom, the mobile communication equipment that the centre management machine will send to resident family to hold current need problem to be processed by mobile interconnect module and mobile Internet, resident family's mobile communication equipment hand-held by it just can be checked current need information to be processed; Resident family can send back to the centre management machine by mobile Internet by processing signals afterwards, the mobile interconnect module that the centre management machine carries by it receives the control information that resident family beams back, and change these control informations into control command, operations such as directly realizing long-range intercommunication, monitor or unblank.
The remote maintenance personnel can connect by the centre management machine of the Internet and buildings intercom system, the failure problems that resolution system likely occurs at any time.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.