CN1055025C - Fire-fighting safety system - Google Patents
Fire-fighting safety system Download PDFInfo
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- CN1055025C CN1055025C CN97111847A CN97111847A CN1055025C CN 1055025 C CN1055025 C CN 1055025C CN 97111847 A CN97111847 A CN 97111847A CN 97111847 A CN97111847 A CN 97111847A CN 1055025 C CN1055025 C CN 1055025C
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Abstract
The present invention relates to a fire-fighting safety system which is provided with a communication device, a wireless automatic fire warning device, a computer network of a command center, a fixed table of a fire-fighting squadron, and a fixed table of a user fire brigade, wherein the computer network of a command center is externally connected with the controller of the fixed tables of the command center, and controls a plurality of fixed tables of the command center. The present invention is characterized in that the device is a cluster wireless communication network; the computer network of the command center has vectorization electronic maps combined with corresponding geographic positions, fundamental states and a distribution database of adjacent fire-fighting strength. The present invention has the advantages of large capacity, high warning speed rate, capability of wired communication systems and wireless communication systems, low warning error rate and good reliability.
Description
The present invention relates to a kind of fire-fighting safety system, belong to the fire alarm communication system.
Existing fire alarm system, major part is 119 wired alarmings, there is minority manufacturer to release wireless alarm system, Chinese invention patent prospectus CN1042436A wireless automatic warning device for multi-address digital coding for example, its communication is to carry out on single-frequency point, power system capacity is limited, because every day, central station limited the number at alarm station on consuming time to the self check at alarm station.
Alarm station maximum number * self check every day number of times * self-checking is consuming time≤and one day (86.000 seconds)
And warning speed, the warning bit error rate is all not ideal enough,
US Patent specification US 5109399 urgent navigation systems cooperate cable telephony system and move, and wired telephone network is because fire may be destroyed, and reliability is relatively poor.
International monopoly prospectus wo90/08371, the photography security system is the communication of single-frequency point uni-directional wireless equally, exists power system capacity limited, warning speed is not ideal enough.
The objective of the invention is to improve weak point of the prior art, a kind of fire-fighting safety system is provided, wire communication and wireless communication system compatibility, and based on radio communication, power system capacity is big, warning speed height, and the warning bit error rate is low.Good reliability.
The technical scheme that the present invention achieves the above object is as follows:
A kind of fire-fighting safety system has communicator; Wireless fire alarm autoalarm, each warning device comprise sensor, modulator and alerts user fixed station; Command centre's computer network, the external command centre of network fixed station controller is controlled many command centre's fixed stations; Fire brigade's fixed station and user fire brigade fixed station is characterized in that communicator is the cluster wireless communication network; Command centre's computer network has the electronic chart of vector quantization, in conjunction with the corresponding geographical position, and basic condition and contiguous fire-fighting strength distributed data base.
In conjunction with the accompanying drawings the present invention is elaborated by the following examples.
Fig. 1 is the basic block diagram of fire-fighting safety system of the present invention;
Fig. 2 is the wireless automatic alarming model structure chart;
Fig. 3 is a cluster wireless communication network sketch;
Fig. 4 is commander's dispatching network diagram;
Fig. 5 is automatic alerts user fixed station block diagram;
Fig. 6 carries out terminal fixed station block diagram;
Fig. 7 is commander's center fixation platform block diagram;
Fig. 8 is commander's central computer network data base structure diagram.
In order to adapt to the needs of urban fire control trouble free service, improve fast reaction and the science decision ability of fire-fighting troop to the burst fire, according to China Ministry of Public Security, the Ministry of Construction, State Planning Commission, the Ministry of Finance unites the spirit of " the urban fire control planning construction administrative provisions " that issue, " urban fire control traffic guidance general system proposal design guide rule " with reference to Shenyang Fire-Extiquishing Inst., Public Security Ministry's formulation, developed fire-fighting safety system of the present invention, this system has comprised that the computer fire alarm accepts, fire alarm is special-purpose reports to the police, have/radio communication, fire information shows, a plurality of subsystems such as fire information management.Be to be used for covering whole city, comprise links such as fire dispatch command centre, fire brigade, scene of a fire command car, city emphasis defendance unit and disaster relief relevant unit, have that fire alarm is accepted, strength scheduling and the communication network of functions such as auxiliary fire extinguishing decision-making, commander and an organic whole of equipment.
One, the major function of system
1, the function of receiving a crime report
(1) system can receive by fire alarm by wireless channel equipment and report and submit fire alarm information to fire dispatch command centre automatically.
(2) system can receive 119, the fire alarm information of multiple mode such as wired, special line.
2, the function of dealing with emergencies and dangerous situations
System can utilize multiple mode to confirm the fire alarm place, and the alert that is docked to analyzes, and provides the aid decision means for the fire-fighting command dispatcher handles the condition of a fire.
3, command scheduling function
(1) system can be according to correlative factors such as fire alarm type, intensity of a fire size, fire-fighting strength, meteorology, geographical environments, establishment associating response pattern.
(2) system can be issued to the execution terminal in multiple modes such as voice, data, literal, figures with fire informations such as setting out order, response pattern, control force deployment diagram, operation plan.
4, communication guarantee functions
System can provide reliable communication support for command centre.Means of communication is the center with the group system, has, wireless combination, guarantees continual liaison.
5, the information processing function
(1) system can accept fire alarm, the language of dispatch control overall process, data, figure, image carry out real time record and file.
(2) information such as the literal that computer network can be handled, figure, image, data are presented on the giant-screen.
6, information management function
System can offset anti-geography, meteorology, water source, fire-fighting vehicle, troop's strength, all kinds of unit, fire risk, fire-fighting technique, operation prediction scheme etc. and carry out unified management and maintenance about fire information.
Two, the main composition of system
1, system's basic structure
System mainly is made up of the automatic warning net of wireless fire alarm, cluster wireless communication network, command scheduling computer network etc.Its structure as shown in Figure 1.
2, the automatic warning net of wireless fire alarm (as shown in Figure 2)
The wireless automatic alarming mode be by alerts user fixed station (wireless fire alarm autoalarm) with fire alarm information in digital mode, by wireless transmission,, report to the police automatically to FCC through wireless clustered system.
The alerts user fixed station is installed on city emphasis fire units, each enterprises and institutions, is connected with all the sensors of this unit by external fixed station controller.When fire alarm takes place, sensor transmits fire alarm information automatically to controller, after controller is encoded fire alarm information, transceiver by fixed station sends by the fixed station of wireless cluster communication network to command centre, after command centre's fixed station controller automatic decoding, show at the terminal of command centre.
3, cluster wireless communication network (as shown in Figure 3)
The cluster wireless communication network adopts group system, and its basic composition comprises: the central controller of fixed terminal equipment, interconnect call terminal, cluster channel device and system manager terminal; The fixed station of subscriber equipment, ride and mobile phone.The cluster channel device comprises emitter, receiver, Receiver multicoupler and emitter combiner.
4, command scheduling computer network (as shown in Figure 4)
The command scheduling computer network mainly connects 8 terminals based on two web server computers, the external command centre of network fixed station controller, when receiving the automatic warning message of wireless fire alarm, can be on terminal display automatically geographical position, the basic condition of display alarm point be close to related datas such as fire-fighting strength distribution, and can be presented at giant-screen by the data that shared device is arbitrarily chosen terminal.In the process of dealing with emergencies and dangerous situations, according to the relevant fire-fighting data of Installed System Memory, can on terminal, fast weave into fire extinguishing battle plan, and assign combat order to fire brigade, fire brigade of enterprise via command centre's fixed station.
Three, main hardware equipment and technical indicator
1, alerts user fixed station (wireless fire alarm autoalarm)
This fixed station connects each alarm terminal (sensor) by external fixed station controller, each can connect 1-8 sensor (the super-huge 1-128 of a connection sensor) the plain edition controller, connected mode as shown in Figure 5, when sensor transmits fire alarm information, by controller fire alarm information is encoded, again by fixed station by wireless channel, utilize wireless wireless cluster communication network to reach in the computer network that network reaches fire dispatch command centre.
This fixed station when patrolling and examining automatically in system, then receives the request signal of command centre's fixed station and writes in reply automatically except can reporting to the police automatically, belongs in the normal operating conditions determining whether.
The key technical indexes of alerts user fixed station is as follows:
(1) receiver requirement on electric performance
A, sensitivity :-120dB b, audio frequency output signal-to-noise ratio: should be less than 40dB
C, intermodulation immunity 〉=60dB d, intermediate frequency rejection ratio: 〉=60dB
E, picture frequency rejection ratio: 〉=70dB f, adjacentchannel selectivity: 〉=60dB
G, intermediate frequency selectivity: during 6dB 〉=7.5 ± kHz h, AF harmonic distortion coefficient:＜5%
I, audio frequency output: 20k Ω impedance, output＞500mV
Fluctuation is not more than 6dB in j, audio frequency response: the 300-3000Hz
K, wait for peacefully electric current:＜100mA
(2) emitter requirement on electric performance
A, carrier power: L:3W ± 0.5W b, harmonic emissions component:＜-55dB
H：5W±0.5W
C, neighboring trace emission component:＜-60dB d, modulating characteristic: 300-3000Hz
Interior changes in amplitude≤± 3dB
E, frequency deviation: 4kHz f, the surplus frequency modulation of doing:＜-40dB
G, AF harmonic distortion coefficient:＜5% h, frequency error: 8 * 10
I, power consumption: H:＜1.7A
L：＜1.3A
2, carry out the terminal fixed station
Carry out the terminal fixed station and be and be installed on each fire brigade, fire brigade of enterprise, be used to receive equipment from the combat order of fire dispatch command centre, this fixed station connects a terminal and printer (seeing Fig. 6 for details), when fire alarm takes place, after command centre's computer network is weaved into combat order, utilize wireless channel to send combat order by command centre's fixed station, carry out terminal fixed station automatic reception order and on the terminal display, show and publish out to carrying out the terminal fixed station.The key technical indexes of carrying out the terminal fixed station is identical with alerts user fixed station the key technical indexes.
3, command centre's fixed station
Command centre's fixed station is by command centre's fixed station controller be connected with the command centre computer network (seeing Fig. 7 for details), the main effect of this fixed station is by the warning message of wireless cluster communication network reception from each alarm point, issue an order to fire brigade and fire brigade of enterprise, and regularly the fixed station of each alarm point, fire brigade, fire brigade of enterprise is carried out monitoring automatically, the key technical indexes of this fixed station is identical with the key technical indexes of alerts user fixed station.
4, computer network
The configuration of computer network hardware mainly comprises 2 computer network services, 8 terminals and scanner, printer, projector, projecting apparatus screen, back-up source, magnetic tape station etc.
The configuration of the webserver and specification are: P6/166,4 CPU, hard disk 4G, internal memory 128M
The configuration of the network terminal and specification are: P6/200, hard disk 2G, internal memory 32M, 15 inches colour display screens four, systems soft ware and technology thereof
The systems soft ware that moves on the command scheduling computer network is on Window NT platform, with Visual Basic and Visual C Programming with Pascal Language, combination advanced person's electronic geographic-information systems soft ware and the large-scale application software of database.Systems soft ware is to report to the police automatically and relevant communication and information processing at wireless fire alarm, makes full use of multimedia technology, realizes systemic-function with electronic chart, image, video, literal, acousto-optic etc.The electronic chart of electronic geographic-information system applies be based on topographic map, generate the vector quantization electronic chart of multilayer.
Database with electronic geographic-information system support, store fire prevention data, fire-fighting data, fire alarm data, fire extinguishing data etc. with a large amount of electrical forms, and dilatation on demand stores and to build the data of examining etc., and building the data of examining is that data is examined in the building safety fire prevention, as shown in Figure 8.
Claims (3)
1, a kind of fire-fighting safety system has communicator; Wireless fire alarm autoalarm, each warning device comprise sensor, modulator and alerts user fixed station; Command centre's computer network, the external command centre of network fixed station controller is controlled many command centre's fixed stations; Fire brigade's fixed station and user fire brigade fixed station is characterized in that communicator is the cluster wireless communication network; Command centre's computer network has the electronic chart of vector quantization, in conjunction with the corresponding geographical position, and basic condition and contiguous fire-fighting strength distributed data base.
2, fire-fighting safety system according to claim 1 is characterized in that, the cluster wireless communication network comprises the central control board of fixed terminal equipment, interconnect call terminal, cluster channel device, system manager terminal.
3, fire-fighting safety system according to claim 1, it is characterized in that, command centre's computer network comprises two web server computers, 8 terminals, the external command centre of projector and network fixed station controller and command centre's fixed station, and command centre's group system control and monitor console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97111847A CN1055025C (en) | 1997-06-24 | 1997-06-24 | Fire-fighting safety system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97111847A CN1055025C (en) | 1997-06-24 | 1997-06-24 | Fire-fighting safety system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1191762A CN1191762A (en) | 1998-09-02 |
| CN1055025C true CN1055025C (en) | 2000-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97111847A Expired - Fee Related CN1055025C (en) | 1997-06-24 | 1997-06-24 | Fire-fighting safety system |
Country Status (1)
| Country | Link |
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| CN (1) | CN1055025C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7148803B2 (en) * | 2003-10-24 | 2006-12-12 | Symbol Technologies, Inc. | Radio frequency identification (RFID) based sensor networks |
| US7881862B2 (en) * | 2005-03-28 | 2011-02-01 | Sap Ag | Incident command post |
| ES2717026T3 (en) * | 2012-04-13 | 2019-06-18 | Vihtori Lehtonen | Method and control arrangement to ensure an alarm system |
| CN110956563A (en) * | 2018-09-27 | 2020-04-03 | 永扬消防安全设备股份有限公司 | Fire-fighting information integration system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87214254U (en) * | 1987-10-10 | 1988-11-30 | 西安市兴庆机械厂 | Auto-alarm fire-extinguishing device |
| CN2050198U (en) * | 1988-09-13 | 1989-12-27 | 浙江省武义无线电厂 | Automatic alarm device for tall building fire patrol and control |
| SU1648505A1 (en) * | 1989-03-21 | 1991-05-15 | Институт Леса И Древесины Им.В.Н.Сукачева | Method of assessing fire hazard in forest |
-
1997
- 1997-06-24 CN CN97111847A patent/CN1055025C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87214254U (en) * | 1987-10-10 | 1988-11-30 | 西安市兴庆机械厂 | Auto-alarm fire-extinguishing device |
| CN2050198U (en) * | 1988-09-13 | 1989-12-27 | 浙江省武义无线电厂 | Automatic alarm device for tall building fire patrol and control |
| SU1648505A1 (en) * | 1989-03-21 | 1991-05-15 | Институт Леса И Древесины Им.В.Н.Сукачева | Method of assessing fire hazard in forest |
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| Publication number | Publication date |
|---|---|
| CN1191762A (en) | 1998-09-02 |
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