CN211791874U - Analog-digital mixed five-party intercom system - Google Patents
Analog-digital mixed five-party intercom system Download PDFInfo
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- CN211791874U CN211791874U CN202020872142.8U CN202020872142U CN211791874U CN 211791874 U CN211791874 U CN 211791874U CN 202020872142 U CN202020872142 U CN 202020872142U CN 211791874 U CN211791874 U CN 211791874U
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Abstract
The utility model relates to a five side intercom systems of analog-digital mixture is the system that increases digital transmission function in traditional analog intercom system, and it includes PC platform local server, the simulation intercom at the bottom of the hole equipment, mobile terminal, elevator control panel, WL pronunciation gateway, car simulation intercom, sedan-chair top simulation intercom, digital camera and PLC unit, WL pronunciation gateway with PC platform local server, mobile terminal and elevator control panel link to each other respectively, WL pronunciation gateway includes analog-to-digital separation module and PLC module, the PLC module links to each other with analog-to-digital separation module, car simulation intercom, sedan-chair top simulation intercom, PLC unit and the simulation intercom at the bottom of the hole equipment respectively with analog-to-digital separation module passes through cable junction, digital camera with the PLC unit links to each other. Under the condition of not replacing wiring and analog phones, the analog-digital mixed conversation function is realized, and the cost of digitally reforming the elevator is greatly reduced.
Description
Technical Field
The utility model relates to a five sides intercom technical field, concretely relates to five sides intercom systems of analog-digital mixture.
Background
The five-party intercom system is a system for communication among the management center, the elevator car, the elevator machine room, the top of the elevator and the bottom of the elevator in the elevator intercom system, and is a system for solving the problems that a passenger asks for assistance outside the car in an emergency and the elevator is maintained and repaired at ordinary times. When the passenger reports to the police and seeks help to control on duty room, the big screen of control can be switched to corresponding car video rapidly, can use stand-by power supply to simulate the conversation during elevator maintenance, and five square intercom systems of elevator are applicable to community property, elevator control, elevator and talkback etc. have quick installation, easy operation, react rapidly, the clear characteristics of tone quality.
Power line carrier communication (PLC) is a power system communication that uses a power transmission line as a transmission medium for carrier signals, and is a means for implementing data transmission and information exchange by using an existing low-voltage power distribution network as a transmission medium. Because the transmission line has a very firm supporting structure and is provided with more than 3 conductors (generally comprising three-phase good conductors and one or two overhead ground wires), the transmission line transmits power frequency current and transmits carrier signals, so that the transmission line is economical and very reliable, and the comprehensive utilization of the carrier signals is a special communication means preferentially adopted by all power departments in the world.
The WL-100 multimedia gateway is an elevator multimedia gateway developed by my company, can be independently deployed (external SIP servers and IPPBXs are not needed), is internally provided with SIP servers, and can be used as the IPPBXs. The gateway is placed in a monitoring room, 50 account numbers can be simultaneously registered in the WL-100 multimedia gateway (500 account numbers can be simultaneously registered in the upgraded WL-200 multimedia gateway), 50 elevators are managed, parallel calling of 8 account numbers is supported, WIFI coverage is supported, and the gateway can be connected to a GSM/4G/PSTN, a 1FXS port and a 1 FXO port and is directly connected to a telephone network. And a white list call routing function is supported, a VPN is built in, and multi-cell and multi-city networking is supported.
The existing five-party intercom system is divided into an analog five-party intercom and a digital five-party intercom, the analog five-party intercom system adopts an analog five-party intercom scheme, has large interference and limited sound transmission distance and can not transmit digital video signals; the digital five-party intercom scheme cannot be compatible with a large number of currently installed analog intercom devices.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for an analog-digital hybrid five-party intercom system for interfacing with a conventional elevator five-party analog intercom system, and simultaneously transmitting digital signals and analog signals.
The utility model provides a five side intercom systems of analog-digital mixture, its is including the PC platform local server who locates the management center, locate the pit end simulation intercom, mobile terminal, locate the elevator control panel and the WL pronunciation gateway of computer lab, the car simulation intercom of locating the car, sedan-chair top simulation intercom, digital camera and the PLC unit of elevator bottom, WL pronunciation gateway with PC platform local server, mobile terminal and elevator control panel link to each other respectively, WL pronunciation gateway includes modulus separation module and PLC module, the PLC module links to each other with modulus separation module, car simulation intercom, sedan-chair top simulation intercom, PLC unit and pit end simulation intercom respectively with modulus separation module passes through cable junction, digital camera with the PLC unit links to each other.
Preferably, the WL voice gateway further includes a Switch module and an LTE module, the Switch module and the LTE module are respectively connected to the PLC module, the LTE module is configured to wirelessly connect the WL voice gateway to the mobile terminal, and the Switch module is connected to the PC platform local server through an optical fiber or a network cable.
Preferably, the WL voice gateway further includes an SIP module to perform digital voice call in an SIP manner, and the SIP module is connected to the analog-to-digital separation module, the PLC module, the Switch module, and the LTE module, respectively.
Preferably, the WL voice gateway is also provided with an RS485 interface, and the elevator control panel is connected with the WL voice gateway through the RS485 interface.
Preferably, the machine room is further provided with a UPS power supply, and the UPS power supply is connected with the WL voice gateway to supply power to the WL voice gateway.
Preferably, the machine room is further provided with a machine room analog intercom device, and the machine room analog intercom device is connected with the WL voice gateway to transmit the collected sound information to the WL voice gateway and send the collected sound information to a management center, a mobile terminal or receive information sent by the management center and the mobile terminal.
Preferably, the mobile terminal is a mobile phone, the WL voice gateway communicates with the mobile terminal through an operator voice phone, and the PC platform local server is wirelessly connected with the terminal through a cloud SIP server.
In the mixed five side intercom systems of above-mentioned analog digital, WL pronunciation gateway is including the modulus separation module and the PLC module that link to each other, digital camera with the PLC unit links to each other, and the usable cable conductor of PLC technique transmits digital signal, car simulation intercom equipment, sedan-chair top simulation intercom equipment, PLC unit and pit bottom simulation intercom equipment respectively with the modulus separation module passes through cable junction, through the modulus separation module, convert traditional simulation intercom system into digital intercom, need not to increase the circuit or change the intercom, can transmit digital video signal on this group's intercom line simultaneously through PLC module and modulus isolation module, realize the same cable conductor hybrid transmission of digital video and analog voice, realize visual intercom.
Drawings
Fig. 1 is a schematic block diagram of an analog-digital hybrid five-way intercom system provided by the embodiment of the present invention.
Fig. 2 is a schematic diagram of a WL voice gateway module of an analog-digital hybrid five-way intercom system provided by the embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and drawings.
Please refer to fig. 1 and fig. 2, which illustrate a mixed analog-digital five-way intercom system 100 according to an embodiment of the present invention, for increasing digital signal transmission function in a traditional analog five-way intercom system, which includes a local PC platform server 1 disposed in a management center, a pit bottom analog intercom device 2 disposed at the bottom of an elevator, a mobile terminal, an elevator control board 31 and a WL voice gateway 30 disposed in a machine room, a car analog intercom device 41 disposed in a car, a car top analog intercom device 42, a digital camera 43 and a PLC unit 44, wherein the WL voice gateway 30 is connected to the local PC platform server 1, the mobile terminal and the elevator control board 31, the WL voice gateway 30 includes an analog-digital separation module 301 and a PLC module 302, the PLC module 302 is connected to the analog-digital separation module 301, the car analog intercom device 41, the car top analog intercom device 42, the WL voice gateway 30 is connected to the local PC platform server 1, the mobile terminal and the elevator, The PLC unit 44 and the pit bottom analog intercom device 2 are respectively connected with the analog-digital separation module 301 through cables, and the digital camera 43 is connected with the PLC unit 44. Further, the car analog intercom device 41, the car top analog intercom device 42 and the pit bottom analog intercom device 2 are an interphone or an intercom.
Preferably, the WL voice gateway 30 further includes a Switch module 303 and an LTE module 304, the Switch module 303 and the LTE module 304 are respectively connected to the PLC module 302, the LTE module 304 is configured to wirelessly connect the WL voice gateway 30 to a mobile terminal, and the Switch module 303 is connected to the PC platform local server 1 through an optical fiber or a network cable. Further, the car analog intercom device 41 can directly perform analog conversation in the elevator, if a management center needs to be called, a phone key is lifted, the WL voice gateway 30 is automatically dialed to the management center through the Switch module 303 or is switched to the designated mobile phone 5, and when the management center establishes conversation with the WL voice gateway 30, the car can automatically answer the conversation.
Preferably, the WL voice gateway 30 further includes a SIP module 305 to perform digital voice call in a SIP manner, and the SIP module 305 is connected to the analog-to-digital separation module 301, the PLC module 302, the Switch module 303 and the LTE module 304, respectively, and transmits the digital voice call in a VOIP manner.
Preferably, the WL voice gateway 30 further has an RS485 interface, and the elevator control board 31 is connected to the WL voice gateway 30 through the RS485 interface.
Preferably, the machine room is further provided with a UPS power source 32, and the UPS power source is connected with the WL voice gateway to supply power to the WL voice gateway.
Preferably, the machine room is further provided with a machine room analog intercom device 33, and the machine room analog intercom device 33 is connected with the WL voice gateway 30 to transmit the collected sound information to the WL voice gateway 30 and send the collected sound information to a management center, a mobile terminal or receive the information sent by the management center and the mobile terminal.
Preferably, the mobile terminal is a mobile phone 5, the WL voice gateway 30 communicates with the mobile terminal through a voice telephone of an operator, and the PC platform local server 1 is wirelessly connected with the terminal through a cloud SIP server 51.
Further, the WL voice gateway 30 is a WL-100 multimedia gateway developed by this company. An 2/4 line conversion circuit and an isolation circuit are integrated in the WL voice gateway 30, the isolation circuit, the PLC module 302 and the 2/4 line conversion circuit are respectively connected, and signals on a cable line are connected into the WL voice gateway 30 and then are transmitted in a mixed mode through the isolation circuit, the PLC module 302 and the 2/4 line conversion circuit, so that digital video and analog voice are transmitted in the same cable line in a mixed mode. When analog voice passes through the 2/4 wire conversion circuit, MIC and SPK signals are separated and converted into digital voice call of SIP mode.
In the analog-digital mixed five-party intercom system 100, voice or video is connected to a management center through a WL voice gateway through a network cable or an LTE network, so that the synchronization of the voice and the video is realized, namely, the visual intercom function is realized; on the basis of the traditional analog five-way talkback, analog signals sent to a machine room are converted into digital signals to be transmitted to a management center through VOIP, and digital videos in a lift car can also be sent to the management center, so that the analog-digital mixed conversation function is realized under the condition that wiring and analog phones are not replaced, and the cost of digitized transformation of an elevator is greatly reduced.
It should be noted that the present invention is not limited to the above embodiments, and other changes can be made by those skilled in the art according to the spirit of the present invention, and all the changes made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (8)
1. An analog-digital mixed five-party intercom system used for increasing a digital signal transmission function on a traditional analog five-party intercom system comprises a car analog intercom device and a car top analog intercom device which are arranged on a car, a PC platform local server which is arranged in a management center, a pit bottom analog intercom device which is arranged at the bottom of an elevator and an elevator control panel which is arranged in a machine room, and is characterized by also comprising a WL voice gateway which is arranged in the machine room, a digital camera and a PLC unit which are arranged on the car, wherein the WL voice gateway is respectively connected with the PC platform local server and the elevator control panel, the WL voice gateway comprises an analog-digital separation module and a PLC module, the PLC module is connected with the analog-digital separation module, and the car analog intercom device, the car top analog intercom device, the PLC unit and the pit bottom analog intercom device are respectively connected with the analog-digital separation module through cables, and the digital camera is connected with the PLC unit.
2. The analog-digital hybrid five-party intercom system according to claim 1, further comprising a mobile terminal, wherein the mobile terminal is connected to the WL voice gateway and the PC platform local server, respectively.
3. The analog-digital hybrid five-party intercom system according to claim 2, wherein the WL voice gateway further comprises a Switch module and an LTE module, the Switch module and the LTE module are respectively connected with the PLC module, the LTE module is used for wirelessly connecting the WL voice gateway with a mobile terminal, and the Switch module is connected with the PC platform local server through an optical fiber or a network cable.
4. The analog-digital hybrid five-party intercom system according to claim 3, wherein the WL voice gateway further comprises an SIP module for digital voice call in SIP mode, and the SIP module is connected with the analog-digital separation module, the PLC module, the Switch module and the LTE module respectively.
5. The analog-digital hybrid five-way intercom system according to claim 1, wherein said WL voice gateway further has an RS485 interface, and said elevator control board is connected to said WL voice gateway through said RS485 interface.
6. The analog-digital hybrid five-way intercom system according to claim 1, wherein the computer room is further provided with a UPS power supply, and the UPS power supply is connected with the WL voice gateway to supply power to the WL voice gateway.
7. The analog-digital hybrid five-party intercom system according to claim 1, wherein the computer room is further provided with a computer room analog intercom device, and the computer room analog intercom device is connected with the WL voice gateway to transmit the collected voice information to the WL voice gateway and send the collected voice information to a management center, a mobile terminal or receive the information sent by the management center and the mobile terminal.
8. The analog-digital hybrid five-party intercom system according to claim 2, wherein the mobile terminal is a mobile phone, the WL voice gateway communicates with the mobile terminal through a voice telephone of an operator, and the PC platform local server is wirelessly connected with the terminal through a cloud SIP server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020872142.8U CN211791874U (en) | 2020-05-21 | 2020-05-21 | Analog-digital mixed five-party intercom system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020872142.8U CN211791874U (en) | 2020-05-21 | 2020-05-21 | Analog-digital mixed five-party intercom system |
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| Publication Number | Publication Date |
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| CN211791874U true CN211791874U (en) | 2020-10-27 |
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| CN202020872142.8U Active CN211791874U (en) | 2020-05-21 | 2020-05-21 | Analog-digital mixed five-party intercom system |
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