CN111436011A - Real-time cloud network elevator intercom system - Google Patents
Real-time cloud network elevator intercom system Download PDFInfo
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- CN111436011A CN111436011A CN201910027979.4A CN201910027979A CN111436011A CN 111436011 A CN111436011 A CN 111436011A CN 201910027979 A CN201910027979 A CN 201910027979A CN 111436011 A CN111436011 A CN 111436011A
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- 238000004891 communication Methods 0.000 claims abstract description 134
- 238000013500 data storage Methods 0.000 description 8
- 238000005070 sampling Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000006837 decompression Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
- H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses a real-time cloud network elevator intercom system which comprises a calling terminal, a communication switching module, a real-time cloud and a communication terminal, wherein the calling terminal is used for collecting voice signals, the calling terminal is in communication connection with the communication switching module, the communication switching module is in communication connection with the real-time cloud in a network communication mode, and the real-time cloud is in communication connection with the communication terminal in a network communication mode. The real-time cloud network elevator intercom system provided by the invention solves the problem of invalid help seeking when one-to-one communication cannot be completed, and enables interphones or telephones in different elevators to be in communication connection with communication terminals at the same time, thereby avoiding the problem that after intercom equipment is in one-to-one connection, the later intercom equipment cannot participate in intercom any more.
Description
Technical Field
The invention relates to the field of elevators, in particular to a real-time cloud network elevator intercom system.
Background
The elevator interphone is communication equipment arranged in an elevator car, and when an elevator meets an emergency, personnel in the elevator car can contact with the outside by using the communication equipment.
The chinese patent application No. 201710000344.6 discloses an elevator emergency call communication system and method, which ensure that the call information of the elevator car can be sent to the communication terminal in time, but the above system has some problems, such as: the existing talkback devices are all arranged one to one, namely after a calling end initiates a request, if a receiving end does not respond to the request by people, the request is regarded as invalid, although the call can be repeated, if a single receiving end does not respond to the request by people, and after the talkback devices are connected one to one, the later talkback devices cannot participate in talkback any more, for example, after an emergency situation occurs in an elevator A and the external talkback devices are connected one to one, the elevator B sends an accident, the external talkback devices cannot receive the connection request any more, and people in the elevator B cannot be called for help in time, so that the safety is difficult to ensure.
Disclosure of Invention
In view of the above drawbacks of the prior art, an object of the present invention is to provide a real-time cloud network elevator intercom system, which is used to solve the problems that in the prior art, in an emergency situation of an elevator, existing intercom devices are all one-to-one configured, that is, after a request is initiated at a calling end, if no person responds to the receiving end, the request is regarded as invalid, and after the intercom devices are connected one-to-one, the subsequent intercom devices cannot participate in intercom any more.
In order to achieve the above and other related objects, the present invention provides a real-time cloud network elevator intercom system, including a call terminal for collecting a voice signal, a communication switching module, a real-time cloud and a communication terminal, wherein the call terminal is in communication connection with the communication switching module, the communication switching module is in communication connection with the real-time cloud in a network communication manner, and the real-time cloud is in communication connection with the communication terminal in a network communication manner;
the communication switching module receives a voice signal of the calling terminal, sends the voice signal to the real-time cloud in a network communication mode, the real-time cloud receives the voice signal, and the real-time cloud sends the voice signal to the communication terminal. The calling terminal comprises a concurrent calling module and interphones or telephones arranged in a plurality of elevator cars, and the interphones or the telephones are in communication connection with the concurrent calling module. The communication terminal comprises a mobile phone, a tablet personal computer or a PC (personal computer) arranged in the duty room, and the mobile phone, the tablet personal computer or the PC arranged in the duty room are respectively in communication connection with the communication terminal through corresponding adapters.
In a further improvement, the real-time cloud is provided with a storage module.
Compared with the prior art, in the invention, through the cooperation of the concurrent calling module and the adapter, the interphones or the telephones in different elevator cars can be simultaneously in communication connection with the communication terminal, and the interphones or the telephones in the elevator cars can simultaneously send communication requests to the mobile phone, the tablet personal computer or the PC of the communication terminal, for example, the communication terminal is provided with 10 mobile phones bound with the calling terminal, when the calling terminal initiates a call, the 10 mobile phones can be called at the same time, and the condition of invalid help seeking when one-to-one communication cannot be completed is avoided. In addition, the transmission of information can be recorded through the real-time cloud storage module, so that the later-stage checking is facilitated, and the method has high practical value.
Drawings
Fig. 1 is a schematic diagram of an overall framework of a real-time cloud network elevator intercom system;
fig. 2 is a schematic flow chart of a call communication method of a real-time cloud network elevator intercom system.
Reference is made to the following in corresponding reference numbers in the drawings of the specification:
1. calling a terminal; 2. a communication switching module; 3. real-time cloud; 4. a communication terminal; 5. an interphone; 6. a telephone; 7, an IP network communication module; 8.4G communication module; 9. a control switching module; 10. a network delay detection module; 11. a voice signal processing module; 12. a data storage list; 13. a decompression module; 14. an adapter; 15. a mobile phone; 16. a tablet computer; 17, a PC machine; 18. a concurrent call module; 19. and a storage module.
Detailed Description
In order to make the technical means, the characteristics, the purposes and the functions of the invention easy to understand, the invention is further described with reference to the specific drawings.
As shown in fig. 1, the real-time cloud network elevator intercom system includes a call terminal 1 for collecting voice signals, a communication switching module 2, a real-time cloud 3 and a communication terminal 4, wherein the call terminal 1 is in communication connection with the communication switching module 2, the communication switching module 2 is in communication connection with the real-time cloud 3 in a network communication manner, and the real-time cloud 3 is in communication connection with the communication terminal 4 in a network communication manner;
the calling terminal 1 comprises a concurrent calling module 18 and interphones 5 or telephones 6 arranged in a plurality of elevator cars, the interphones 5 or telephones 6 are in communication connection with the concurrent calling module 18, and the interphones 5 or telephones 6 in the elevator cars convert voice signals of people in the elevator cars into corresponding high-low level signals and transmit the high-low level signals to the concurrent calling module 18 for output.
The communication switching module 2 receives the voice signal of the calling terminal 1, compresses the voice signal according to a set algorithm, sends the compressed voice signal to the real-time cloud 3 in a network communication mode, the real-time cloud 3 receives and decompresses the compressed voice signal, the real-time cloud 3 sends the decompressed voice signal to each adapter 14, and the decompressed voice signal is sent to the mobile phone 15, the tablet personal computer 16 or the PC 17 arranged in the duty room through the adapter 14.
To achieve the above object, the communication switching module 2 further includes: a voice signal processing module 11, an IP network communication module 7, a 4G communication module 8 and a control switching module 9,
the voice signal processing module 11 receives the analog voice signal of the calling terminal 1, converts the analog voice signal into a digital voice signal, and is implemented by a DSP voice chip in the prior art in the voice signal processing module 11, so that the processing of the voice signal can be conveniently and quickly implemented.
And the IP network communication module 7 is coupled with the output end of the voice signal processing module 11, receives the digital voice signals, encodes, compresses and packs the digital voice signals according to a set algorithm, and transmits the compressed and packed digital voice data packets to the real-time cloud 3 through the IP network.
The 4G communication module 8 is used for receiving the digital voice signal and transmitting the digital voice signal to the real-time cloud 3 through a 4G network;
the network delay detection module 10 is connected with the real-time cloud 3 through network communication, and comprises a handshake signal transmitting end, a handshake signal receiving end and a timer, wherein the timer starts timing in response to a transmitting signal of the handshake signal transmitting end, stops timing in response to a receiving signal of the handshake signal receiving end, and outputs a timing signal.
And the control switching module 9 comprises a comparator module and a switching circuit module, wherein the comparator module receives the timing signal and compares the timing signal with a threshold signal, the output end of the comparator module outputs a comparison signal, the switching circuit is in gating connection with the IP network communication module 7 and the 4G communication module 8, and the switching circuit responds to the comparison signal and controls the digital voice data packet to be input into the IP network communication module 7 or the 4G communication module 8.
In order to facilitate switching of the communication terminal 4, at least two communication numbers for identifying the communication terminal 4 are further provided in the communication relay module 2, the communication numbers are stored in a data storage list 12, and the data storage list 12 is in data connection with the IP network communication module 7 and the 4G communication module 8. The data storage list 12 realizes data storage and output by adopting a flash ROM chip, so that data cannot be lost when power is off, and the data can be used for a long time after early burning.
In order to enable the communication terminal 4 to quickly know the position of the elevator after receiving the voice signal, a position code for calibrating the position of the elevator is stored in the data storage list 12, the IP network communication module 7 and the 4G communication module 8 read the position code and send the position code to the real-time cloud 3, and the real-time cloud 3 receives the position code, decodes the position code and sends the decoded position code to the communication terminal 4.
And the communication terminal 4 is provided with the adapter 14, so that the mobile phone 15, the tablet computer 16 or the PC 17 arranged in the duty room in the communication terminal 4 can simultaneously receive the information from the calling terminal 1,
for the real-time cloud 3, the decompression module 13 is included, the decompression module 13 is in data connection with the IP network communication module 7, receives the compressed voice data packet, and decompresses the voice data packet according to a set algorithm; decompression module 13 and communication terminal 4 are through wireless or wired mode communication connection to real-time cloud 3 is equipped with storage module 19, makes the transmission of information can obtain the record through storage module 19 among real-time cloud 3, makes things convenient for the later stage to look over, and real-time cloud 3 technique is comparatively mature, and information transmission can obtain guaranteeing.
Based on the real-time cloud 3 network elevator intercom system, the invention also provides a real-time cloud 3 network elevator intercom method, as shown in fig. 2, comprising the following steps:
a system building step, in which an interphone 5 or a telephone 6 in the elevator car is in communication connection with a communication switching module, a communication switching module 2 and a real-time cloud 3 adopt network communication, the real-time cloud 3 is in communication connection with a communication terminal 4 in a wired or wireless mode,
a parameter presetting step, in which a plurality of communication numbers for identifying different communication terminals 4 are stored in a data storage list 12 of a communication switching module 22, and the geographical position of the elevator is stored in the data storage list 12 in a position coding mode;
the practical operation steps comprise that an analog voice signal is transmitted to a communication switching module 2 through an interphone 5 or a telephone 6 in an elevator car and processed into a digital voice signal through the communication switching module 2, the digital voice signal is compressed and packaged by the communication switching module 2 according to a set algorithm and is sent to a real-time cloud 3, the real-time cloud 3 decompresses the compressed voice signal according to a communication number in a digital storage list and simultaneously sends the decompressed voice signal to a mobile phone 15, a tablet personal computer 16 and a Personal Computer (PC) 17 in a communication terminal 4 through an adapter 14, and the communication terminal 4 returns to the real-time cloud 3 after receiving the voice signal and establishes communication.
After the communication is established, the interphone 5 or the telephone 6 in the other elevator car can be added into the established communication through the concurrent calling module 18 and the steps to realize simultaneous communication of multiple parties. The single-wire communication in the prior art is avoided, the situation that the communication cannot be established with the communication terminal 4 under the emergency of another elevator is met, and a guarantee is provided for personnel in the elevator.
In detail, the algorithm for compressing and packing the voice signal output from the calling terminal 1 includes the following steps,
converting an analog voice signal into a digital voice signal, detecting the level of each sampling point of the digital voice signal, dividing the sampling points of the digital voice signal into effective sampling points and invalid sampling points, intercepting and omitting the sampling point sequence when the duration of the invalid sampling points exceeds preset time, dividing the effective sampling points into a plurality of sequences, and packaging and compressing according to a VOIP protocol and WEBRTC.
In conclusion, the real-time cloud network elevator intercom system ensures the communication quality by arranging the switching communication module, and avoids untimely rescue of elevator accidents caused by communication delay; the voice signals are compressed by a specific algorithm, so that the bandwidth occupied by the transmitted voice signals is small, the data volume under the same communication content is reduced, the data transmission under the unstable communication environment is facilitated, and the calling information of the elevator car can be timely sent to the communication terminal; through the cooperation of the concurrent calling module and the adapter, the interphones or the telephones in different elevator cars can be in communication connection with the communication terminal at the same time, and the interphones or the telephones in the elevator cars can send communication requests to a mobile phone, a tablet personal computer or a PC (personal computer) of the communication terminal at the same time, for example, the communication terminal is provided with 10 mobile phones bound with the calling terminal, and when the calling terminal initiates a call, 10 mobile phones can be called at the same time; the transmission of information can be recorded through the storage module in the real-time cloud, so that the information can be conveniently checked in the later period, and the cloud storage system has high practical value.
Specific embodiments of the invention have been described above. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; various changes or modifications may be made by one skilled in the art within the scope of the claims without departing from the spirit of the invention, and without affecting the spirit of the invention.
Claims (2)
1. The real-time cloud network elevator intercom system is characterized by comprising a calling terminal, a communication switching module, a real-time cloud and a communication terminal, wherein the calling terminal is used for collecting voice signals, the calling terminal is in communication connection with the communication switching module, the communication switching module is in communication connection with the real-time cloud in a network communication mode, and the real-time cloud is in communication connection with the communication terminal in a network communication mode;
the communication switching module receives a voice signal of a calling terminal, sends the voice signal to a real-time cloud in a network communication mode, the real-time cloud receives the voice signal, and the real-time cloud sends the voice signal to the communication terminal; the calling terminal comprises a concurrent calling module and interphones or telephones arranged in a plurality of elevator cars, and the interphones or telephones are in communication connection with the concurrent calling module; the communication terminal comprises a mobile phone, a tablet personal computer or a PC (personal computer) arranged in the duty room, and the mobile phone, the tablet personal computer or the PC arranged in the duty room are respectively in communication connection with the communication terminal through corresponding adapters.
2. The real-time cloud network elevator intercom system according to claim 1, wherein the real-time cloud is provided with a storage module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910027979.4A CN111436011A (en) | 2019-01-11 | 2019-01-11 | Real-time cloud network elevator intercom system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910027979.4A CN111436011A (en) | 2019-01-11 | 2019-01-11 | Real-time cloud network elevator intercom system |
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| CN111436011A true CN111436011A (en) | 2020-07-21 |
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| CN201910027979.4A Pending CN111436011A (en) | 2019-01-11 | 2019-01-11 | Real-time cloud network elevator intercom system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112995178A (en) * | 2021-02-25 | 2021-06-18 | 上海吉盛网络技术有限公司 | Elevator multi-party call device with remote callback function |
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| CN106604155A (en) * | 2017-01-02 | 2017-04-26 | 上海孚翔机电有限公司 | Elevator emergency call communication system and method |
| CN107465963A (en) * | 2017-08-17 | 2017-12-12 | 江苏威尔曼科技有限公司 | A kind of elevator emergency intercom system |
| CN107547818A (en) * | 2016-06-29 | 2018-01-05 | 福建星网锐捷通讯股份有限公司 | The building equipment means of communication and system based on cloud call center |
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Patent Citations (6)
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| US20070189269A1 (en) * | 2006-02-13 | 2007-08-16 | Tp Lab Inc. | Method and system for multiple party telephone call |
| CN202353763U (en) * | 2011-10-24 | 2012-07-25 | 徐海轮 | Wireless walky-talky command system |
| CN205693743U (en) * | 2016-06-12 | 2016-11-16 | 厦门超然科技有限公司 | A kind of building conversational system |
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Application publication date: 20200721 |
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