CN101170618A - Elevator emergent rescue communication system based on radio Ad hoc - Google Patents
Elevator emergent rescue communication system based on radio Ad hoc Download PDFInfo
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- CN101170618A CN101170618A CNA2007101685684A CN200710168568A CN101170618A CN 101170618 A CN101170618 A CN 101170618A CN A2007101685684 A CNA2007101685684 A CN A2007101685684A CN 200710168568 A CN200710168568 A CN 200710168568A CN 101170618 A CN101170618 A CN 101170618A
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Abstract
The invention relates to an elevator emergency rescue communication system based on a wireless ad hoc network, which comprises at least one wireless elevator emergency call unit, a call Sink node and an emergency call management host machine. The system is characterized in that the wireless ad hoc network is established between the at least one wireless elevator emergency call unit and the emergency call management host machine; and a communication connection is established between the information outputted from each wireless elevator emergency call unit and the emergency call management host machine. The invention realizes the wired analog voice transmission inside the building and the wireless voice data interconnection between the buildings in multi-hop relay mode using a shared band wireless signal, and sequentially switches to the emergency call management host machine for voice call management. As a result, the invention realizes the wireless voice communication between the duty room and cage, machine room, cage top and pit of any one elevator, without communication costs charged by the wireless network service provider; and helps to construct elevators with five-way communication functions inside building with low construction cost.
Description
Technical field
The invention belongs to a kind of communication system, in particularly a kind of suitable elevator hoistways or the elevator emergent rescue communication system based on wireless self-networking of the special use of underground installation such as mine.
Background technology
China national Bureau of Technical Supervision in 2004 puts into effect new edition " elevator manufacturing with safety standard is installed " and (GB7588-2003) requires to produce all elevators that dispatch from the factory later on from January 1st, 2005 and all need be equipped with five square tube telephone systems, promptly between night shift room, car, machine room, sedan-chair top and pit, realize five square tubes words, realize that five such square tube words functions just must send a telegraph terraced night shift room from the cable that every elevator lays more than 2. this is for large-scale residential quarters or groups of building wiring cost height, and quantities is brought many inconvenience to elevator customer greatly.
The applicant's application for a patent for invention " a kind of wireless communication method of elevator special use " (number of patent application: 200610124974.6) though can remove the trouble of elevator customer wiring from, also can solve simultaneously the unattended elevator passenger emergency of night shift room problem, but because of communication device and method are to utilize the wireless network of wireless carriers and the external world to get in touch, this just will inevitably produce the communication fee problem in later stage, and popularization brings certain degree of difficulty to GB7588-2003 thereby cause the part client to be reluctant to install this cover system.And general wireless intercom system signal in elevator hoistways can't receive and be subjected to communication distance restriction and can't be applied to elevator emergent rescue, therefore, invent a kind of wireless carriers of not passing through, at any time can externally send effective calling for help in the time of can making elevator passenger stranded, can realize that again the inside intercommunication communication function between night shift room when the maintenance work personnel lift keeps in repair, car, machine room, sedan-chair top and pit has Practical significance very much.
Summary of the invention
The purpose of this invention is to provide a kind of elevator conversation each side that utilizes between the common channel wireless channel contact building, utilize the two-wire system mode to realize each party call at interior of building, effectively in conjunction with wired and wireless advantage, make up the interior elevator emergent rescue communication system of groups of building cheaply, to overcome above-mentioned deficiency based on wireless self-networking.
To achieve these goals, the present invention is by at least one wireless elevator urgent call unit (Wireless Lift Call Unit, WLCU), call out Sink node (Call Sink Point, CSP), and urgent call management host (Call Management Host, CMH) constitute, be characterized in: at least one is wireless between elevator urgent call unit and the urgent call management host forms the wireless ad hoc network of public frequency range, what then use in each inside, wireless elevator urgent call unit is the transmission of wired dtmf signal, wireless and wired between by a wireless speech access/repeater realization bumpless transfer.
The information of above-mentioned each wireless elevator urgent call unit output is set up communication between Sink node and the urgent call management host and is connected by calling out.
Above-mentioned each wireless elevator emergency call unit is made of single innings of cubic calling unit of at least one two-wire system and a wireless speech access/repeater, the cubic calling unit of single innings of each two-wire system is called out output and is connected with wireless speech accesss/repeater, and wireless speech access/repeater is exported single innings of cubic calling unit calling of each two-wire system by setting up communication between calling Sink node and the urgent call management host and is connected.
Above-mentioned wireless speech access/repeater is made of central processor MCU, speech coder, 2/4 line converting unit and wireless receiving and dispatching repeater, central processor MCU links to each other with 2/4 line converting unit by speech coder, realize both-way communication, the calling output of 2/4 line converting unit and single innings of cubic calling unit of two-wire system is joined, central processor MCU also is connected with the wireless receiving and dispatching repeater, realizes both-way communication.
Because the present invention adopts at interior of building and uses wired analog voice transmission, between building, adopt shared frequency range wireless signal by multi-hop each other the mode of relaying to carry out the wireless speech data interconnected, by the multi-hop relay mode digital voice data is transferred to calling Sink node via each wireless emergency call unit, be transferred to the urgent call management host then and carry out the audio call management, realize car in night shift room and any elevator, machine room, the sedan-chair top, the wireless speech conversation contact in low hole, need not to produce communication fee, make up five square tube words functions of interior all elevators of groups of building cheaply by wireless carriers.
Description of drawings
Fig. 1 is a theory diagram of the present invention.
Fig. 2 is the wireless elevator emergency call of a present invention unit theory diagram.
Fig. 3 inserts/the repeater theory diagram for wireless speech of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Each point in call contact to external world of all elevators of interior of building is responsible in each wireless elevator emergency call unit of the present invention, the existing wireless speech signal of being located in each elevator emergency call unit of wireless speech access/repeater sends, receiving function, have the function of repeater simultaneously concurrently, each elevator emergency call unit passes to speech data and calls out the Sink node, be transferred to the urgent call management host then, remote elevator emergency call unit passes to speech data by multi-hop relay mode (by the wireless speech access/repeater in other elevator emergency call unit) and calls out the Sink node, be transferred to the urgent call management host then, thereby set up in the groups of building wireless speech two-way connection between every elevator and the night shift room management host.Under the certain power condition, can accomplish the mutual covering of 200 meters radius between the buildings.The radio transmitted power of each is wireless elevator emergency call unit is lower, and each is wireless, and the elevator emergency call unit both possessed data sends, and possessed the data routing function again.
Each wireless elevator emergency call unit is made up of single innings of cubic calling unit of a plurality of two-wire systems and a wireless speech access/repeater among the present invention, and single innings of cubic calling unit of each two-wire system is responsible for getting in touch between the inner car of an elevator, sedan-chair top, pit, the machine room and with the calling in the external world.Single innings of cubic calling unit of two-wire system utilizes two wires shielding or unshielded cable to connect the call conversation device of car, sedan-chair top, pit, machine room, sets up the calling contact by dtmf signal between each call conversation device.
Wireless speech access/repeater of the present invention is compressed into the voice coder code stream with the analog voice signal sample code in single innings of cubic calling unit of two-wire system elevator, with the route selection method of shortest path, set up bidirectional data transfers channel contact between the nearest with it wireless speech access/repeater via radio receiving transmitting module.This access/repeater receives digital voice data, through tone decoding is that analog voice signal is sent in single innings of cubic calling unit of two-wire system elevator through the conversion of 2/4 line, utilizes the contact between other each side in DTMF foundation and the unit (machine room, car, sedan-chair top, low hole) simultaneously.
The present invention uses wired analog voice transmission at interior of building, uses the wireless digital voice transfer between building; The wireless speech transmission places the wireless speech access/repeater of elevator(lift) machine room to realize wireless and wired seamless link by each; Far and near between the wireless elevator urgent call unit according to distance, mode with self-organizing makes up the speech data internet, be each calling unit automatic addressing urgent call management host, management host is set up real-time voice bidirectional data communication passage by wireless speech access node route.
The content that is not described in detail in this specification belongs to this area professional and technical personnel's known prior art.
Claims (4)
1. elevator emergent rescue communication system based on wireless self-networking, by at least one wireless elevator urgent call unit, calling Sink node, and the urgent call management host constitutes, it is characterized in that: at least one is wireless between elevator urgent call unit and the urgent call management host forms the wireless ad hoc network of public frequency range, what then use in each inside, wireless elevator urgent call unit is the transmission of wired dtmf signal, wireless and wired between by a wireless speech access/repeater realization bumpless transfer.
2. the elevator emergent rescue communication system based on wireless self-networking as claimed in claim 1 is characterized in that: the information of each is wireless elevator urgent call unit output is set up communication between Sink node and the urgent call management host and is connected by calling out.
3. the elevator emergent rescue communication system based on wireless self-networking as claimed in claim 1 or 2, it is characterized in that: each is wireless, and the elevator emergency call unit is made of single innings of cubic calling unit of at least one two-wire system and a wireless speech access/repeater, the cubic calling unit of single innings of each two-wire system is called out output and is connected with wireless speech accesss/repeater, and wireless speech access/repeater is exported single innings of cubic calling unit calling of each two-wire system by setting up communication between calling Sink node and the urgent call management host and is connected.
4. as claim 1 or 3 described elevator emergent rescue communication systems based on wireless self-networking, it is characterized in that: wireless speech access/repeater is made of central processor MCU, speech coder, 2/4 line converting unit and wireless receiving and dispatching repeater, central processor MCU links to each other with 2/4 line converting unit by speech coder, realize both-way communication, the calling output of 2/4 line converting unit and single innings of cubic calling unit of two-wire system is joined, central processor MCU also is connected with the wireless receiving and dispatching repeater, realizes both-way communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101685684A CN101170618A (en) | 2007-11-30 | 2007-11-30 | Elevator emergent rescue communication system based on radio Ad hoc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101685684A CN101170618A (en) | 2007-11-30 | 2007-11-30 | Elevator emergent rescue communication system based on radio Ad hoc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101170618A true CN101170618A (en) | 2008-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101685684A Pending CN101170618A (en) | 2007-11-30 | 2007-11-30 | Elevator emergent rescue communication system based on radio Ad hoc |
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| CN (1) | CN101170618A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102857574A (en) * | 2012-09-19 | 2013-01-02 | 中国联合网络通信集团有限公司 | Information processing method and apparatus for Internet of Things |
| CN103384352A (en) * | 2013-07-30 | 2013-11-06 | 深圳市汇川技术股份有限公司 | Elevator remote talkback system and access device |
-
2007
- 2007-11-30 CN CNA2007101685684A patent/CN101170618A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102857574A (en) * | 2012-09-19 | 2013-01-02 | 中国联合网络通信集团有限公司 | Information processing method and apparatus for Internet of Things |
| CN102857574B (en) * | 2012-09-19 | 2015-04-29 | 中国联合网络通信集团有限公司 | Information processing method and apparatus for Internet of Things |
| CN103384352A (en) * | 2013-07-30 | 2013-11-06 | 深圳市汇川技术股份有限公司 | Elevator remote talkback system and access device |
| CN103384352B (en) * | 2013-07-30 | 2016-06-22 | 深圳市汇川技术股份有限公司 | Elevator remote talkback system and access device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080430 |