CN102903200A - Integrated fire alarm system based on binary coding of equipment I/O connection - Google Patents
Integrated fire alarm system based on binary coding of equipment I/O connection Download PDFInfo
- Publication number
- CN102903200A CN102903200A CN2012104560361A CN201210456036A CN102903200A CN 102903200 A CN102903200 A CN 102903200A CN 2012104560361 A CN2012104560361 A CN 2012104560361A CN 201210456036 A CN201210456036 A CN 201210456036A CN 102903200 A CN102903200 A CN 102903200A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- fire alarm
- temperature sensing
- sensing optical
- equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Fire Alarms (AREA)
Abstract
The invention discloses an integrated fire alarm system based on binary coding of equipment I/O connection, comprising a fire alarm controller, a fire detector and an alarm push button, an input module, a temperature sensing optical fiber and a temperature sensing optical fiber controller, all of which are connected by a circuit bus. The system further comprises the I/O connection of the temperature sensing optical fiber controller which is subjected to binary coding previously, wherein the I/O connection of the temperature sensing optical fiber controller is connected with the input module of the fire alarm system. The integrated fire alarm system based on binary coding of equipment I/O connection is capable of obviously increasing the number of fire alarm points, improving the fire alarm accuracy, saving the equipment floor area and the equipment investment without increasing investment, and also capable of overcoming the shortcomings of insufficient alarm accuracy, lots of interface modules and high investment of the prior art.
Description
Technical field
The present invention relates to a kind of fire monitoring and warning device, relate in particular to a kind of based on equipment I/O contact is carried out binary-coded comprehensive fire alarm system.
Background technology
For places such as subway tunnel, cable tunneies, linear fire detector need to be set carry out that fire monitors and report to the police, more advanced and should to have be the temperature sensing optical fiber system comparatively widely at present.According to the fire protection rule of China, fire fighting equipment must be controlled by fire alarm control unit, so all fire alarm information all must be transported to fire alarm control unit, is put out a fire by fire alarm control unit affirmation fire linkage control fire fighting equipment.Because what most fire alarm control units all adopted is the industrial bus technology; communication protocol is open not; be difficult to directly carry out data communication with the panalarm of other brands, fire alarm control unit is to adopt relay I/O contact to be connected with the temperature sensing optical fiber controller usually.
The workflow of the comprehensive fire alarm system that general temperature sensing optical fiber system and fire alarm system form is such: when temperature sensing optical fiber somewhere temperature surpasses alarming value, after the computing of temperature sensing optical fiber controller, corresponding I/O contact state changes, accept this state variation with the fire alarm system load module of this I/O contact docking, through system bus this information is sent to fire alarm control unit and report to the police.The quantity of I/O contact is consistent with the positional number of the temperature sensing optical fiber that can monitor, for example 8 I/O contacts can only monitor the temperature of 8 positions of temperature sensing optical fiber.
General temperature sensing optical fiber controller all disposes 10 ~ 16 I/O contacts and is used for output alarm information, and fire alarm control unit is accepted above-mentioned warning message by in its loop bus load module being set.When report to the police in the temperature sensing optical fiber somewhere, corresponding I/O contact state changes, and the load module that fire alarm system is corresponding receives this state variation and delivers to fire alarm control unit.General temperature sensing optical fiber controller can monitor the temperature sensing optical fiber of 2 ~ 30km, and its warning precision can be accomplished 2m, and obvious 10 ~ 16 I/O contacts can't meet the demands.If manage to expand the I/O number of contacts of temperature sensing optical fiber controller, fire alarm control unit also will correspondingly increase the load module number so, a large amount of load modules, the underground space for the such an inch of land is an inch of gold of subway, arrange very difficult, and the investment of these modules also is very considerable, in addition to count also be very limited to the I/O that the temperature sensing optical fiber controller can be expanded.Present common way is that the warning precision is made tens meters, obviously is very irrational.
Summary of the invention
The present invention is in order to solve above-mentioned the problems of the prior art, and provides a kind of based on equipment I/O contact being carried out binary-coded comprehensive fire alarm system device.
The present invention addresses this problem the technical scheme of taking to be:
Of the present invention based on equipment I/O contact is carried out binary-coded comprehensive fire alarm system, comprise fire alarm control unit, fire detector and the alarm button, load module, temperature sensing optical fiber, the temperature sensing optical fiber controller that are connected by the loop bus.This system also comprises the I/O contact that has carried out binary-coded temperature sensing optical fiber controller, and the I/O contact of temperature sensing optical fiber controller is connected with the load module of fire alarm system.
The present invention changes one to one way of temperature sensing optical fiber controller output contact and warning address, one group of I/O contact is carried out binary coding, such as 8 I/O contacts, two different conditions of each I/O contact represent respectively 0 and 1, such 8 I/O contacts can be defined as 8 bits, generate 2
8=256 warning addresses namely can monitor the temperature of 256 positions of temperature sensing optical fiber.When report to the police in the temperature sensing optical fiber somewhere, according to cryptoprinciple 8 I/O contacts are carried out set, for example first alarm set point is reported to the police, make 8 contact set be " 00000001 ", second alarm set point is " 00000010 " when reporting to the police, the like, the 3rd, the 4th alarm set point is respectively " 00000011 " and " 00000100 ".Fire alarm control unit arranges one group of load module accordingly on the bus of loop simultaneously, and namely 8 load modules read the status information of 8 I/O contacts simultaneously, and by cryptoprinciple reduction warning address, determine according to this alert locations.Therefore, every group of load module is connected with 8 I/O contacts of temperature sensing optical fiber controller, receives the warning message of 256 alarm set points on the temperature sensing optical fiber.
Advantage and good effect that the present invention has are:
The present invention can be provided in the situation of not increasing input, and significantly increases fire alarm and counts, improves the fire alarm precision, saves occupation area of equipment and equipment investment, overcomes the defective that prior art warning precision is short of, interface module is too many, investment is higher.
Description of drawings
Fig. 1 is of the present invention based on equipment I/O contact is carried out the structured flowchart of binary-coded comprehensive fire alarm system.
Critical piece description of symbols among the figure:
1. fire alarm control unit 2. loop buses
3. fire detector and alarm button 4. load modules
5. temperature sensing optical fiber 6. temperature sensing optical fiber controllers
7. I/O contact.
Embodiment
The present invention will be described in detail referring to drawings and Examples.
Fig. 1 is of the present invention based on equipment I/O contact is carried out the structured flowchart of binary-coded comprehensive fire alarm system.As shown in Figure 1, of the present invention based on equipment I/O contact is carried out binary-coded comprehensive fire alarm system, comprise fire alarm control unit 1, fire detector and the alarm button 3, load module 4, temperature sensing optical fiber 5, the temperature sensing optical fiber controller 6 that are connected by loop bus 2.This system also comprises the I/O contact 7 that has carried out binary-coded temperature sensing optical fiber controller, and the I/O contact 7 of temperature sensing optical fiber controller 6 is connected with the load module 4 of fire alarm system.
Every group of load module of the present invention is connected with one group of I/O contact of temperature sensing optical fiber controller, can receive 2 a powers alarm set point of the number of contacts on the temperature sensing optical fiber.For example adopt 8 load modules and 8 I/O contacts, can monitor 256 alarm set points.
The present invention changes one to one way of temperature sensing optical fiber controller output contact and warning address, one group of I/O contact is carried out binary coding, such as 8 I/O contacts, two different conditions of each I/O contact represent respectively 0 and 1, such 8 I/O contacts can be defined as 8 bits, generate 2
8=256 warning addresses namely can monitor the temperature of 256 positions of temperature sensing optical fiber.When report to the police in the temperature sensing optical fiber somewhere, according to cryptoprinciple 8 I/O contacts are carried out set, for example first alarm set point is reported to the police, make 8 contact set be " 00000001 ", second alarm set point is " 00000010 " when reporting to the police, the like, the 3rd, the 4th alarm set point is respectively " 00000011 " and " 00000100 ".Fire alarm control unit arranges one group of 8 load module accordingly on the bus of loop simultaneously, read simultaneously one group of information of I/O interface, namely 8 load modules read the status information of 8 I/O contacts simultaneously, and according to the message code of load module reduction warning address, determine according to this alert locations, and then confirm the operation that fire and interlock control fire fighting equipment are put out a fire.
The course of work of comprehensive fire alarm system of the present invention is as follows:
When temperature sensing optical fiber controller 6 detects temperature sensing optical fiber 5 somewhere temperature above alarming value, corresponding I/O contact 7 states change, generate a binary number corresponding with this alarm set point, be transferred to the load module 4 of fire alarm system, load module 4 receives the variation of this status information, through loop bus 2 this information is sent to fire alarm control unit 1 and reports to the police.Fire alarm control unit 1 is pressed cryptoprinciple reduction warning address according to the message code of load module 4, determines the position of alarm set point.
Claims (2)
1. one kind based on carrying out binary-coded comprehensive fire alarm system to equipment I/O contact, comprises fire alarm control unit (1), fire detector and the alarm button (3), load module (4), temperature sensing optical fiber (5), the temperature sensing optical fiber controller (6) that are connected by loop bus (2); It is characterized in that: this system also comprises the I/O contact (7) that has carried out binary-coded temperature sensing optical fiber controller, and the I/O contact (7) of temperature sensing optical fiber controller is connected with the load module (4) of fire alarm system.
2. according to claim 1 based on equipment I/O contact is carried out binary-coded comprehensive fire alarm system, it is characterized in that: every group of load module (4) is connected with one group of I/O contact (7) of temperature sensing optical fiber controller, receives the warning message of 2 a powers alarm set point of the number of contacts on the temperature sensing optical fiber (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104560361A CN102903200A (en) | 2012-11-14 | 2012-11-14 | Integrated fire alarm system based on binary coding of equipment I/O connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104560361A CN102903200A (en) | 2012-11-14 | 2012-11-14 | Integrated fire alarm system based on binary coding of equipment I/O connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102903200A true CN102903200A (en) | 2013-01-30 |
Family
ID=47575411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104560361A Pending CN102903200A (en) | 2012-11-14 | 2012-11-14 | Integrated fire alarm system based on binary coding of equipment I/O connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102903200A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104168070A (en) * | 2014-08-13 | 2014-11-26 | 深圳市泛海三江科技发展有限公司 | Data transmission method based on pulse width modulation and voice alarming fire disaster detector |
| CN110910614A (en) * | 2019-11-25 | 2020-03-24 | 中冶南方（武汉）自动化有限公司 | Alarm signal linkage triggering system and method for underground comprehensive pipe gallery monitoring system |
| CN112087319A (en) * | 2020-08-12 | 2020-12-15 | 北京首钢自动化信息技术有限公司 | Alarm control method and device for Internet of things |
| US11195399B2 (en) | 2017-09-06 | 2021-12-07 | Carrier Corporation | Heat alarm unit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3380160B2 (en) * | 1998-03-31 | 2003-02-24 | 能美防災株式会社 | Fire alarm device, fire alarm method and recording medium |
| CN2905115Y (en) * | 2006-05-22 | 2007-05-30 | 深圳市地铁有限公司 | Fire-prewarning monitor with optical fiber for sensing temperature |
| CN202929791U (en) * | 2012-11-14 | 2013-05-08 | 铁道第三勘察设计院集团有限公司 | Comprehensive fire alarm system performing binary system coding on equipment I/O contacts |
-
2012
- 2012-11-14 CN CN2012104560361A patent/CN102903200A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3380160B2 (en) * | 1998-03-31 | 2003-02-24 | 能美防災株式会社 | Fire alarm device, fire alarm method and recording medium |
| CN2905115Y (en) * | 2006-05-22 | 2007-05-30 | 深圳市地铁有限公司 | Fire-prewarning monitor with optical fiber for sensing temperature |
| CN202929791U (en) * | 2012-11-14 | 2013-05-08 | 铁道第三勘察设计院集团有限公司 | Comprehensive fire alarm system performing binary system coding on equipment I/O contacts |
Non-Patent Citations (1)
| Title |
|---|
| 文松: "公路隧道光纤光栅感温火灾报警系统", 《中小企业管理与科技（上旬刊）》, no. 5, 5 May 2011 (2011-05-05), pages 295 - 296 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104168070A (en) * | 2014-08-13 | 2014-11-26 | 深圳市泛海三江科技发展有限公司 | Data transmission method based on pulse width modulation and voice alarming fire disaster detector |
| CN104168070B (en) * | 2014-08-13 | 2016-09-21 | 深圳市泛海三江科技发展有限公司 | A kind of data transmission method based on pulsewidth modulation and audio alert fire detector |
| US11195399B2 (en) | 2017-09-06 | 2021-12-07 | Carrier Corporation | Heat alarm unit |
| CN110910614A (en) * | 2019-11-25 | 2020-03-24 | 中冶南方（武汉）自动化有限公司 | Alarm signal linkage triggering system and method for underground comprehensive pipe gallery monitoring system |
| CN110910614B (en) * | 2019-11-25 | 2021-08-13 | 中冶南方（武汉）自动化有限公司 | Alarm signal linkage triggering system and method for underground comprehensive pipe gallery monitoring system |
| CN112087319A (en) * | 2020-08-12 | 2020-12-15 | 北京首钢自动化信息技术有限公司 | Alarm control method and device for Internet of things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102134027B (en) | Device and method for detecting and alarming elevator faults | |
| CN106740999A (en) | All-electronin computer interlock system based on performing module redundancy | |
| CN102903200A (en) | Integrated fire alarm system based on binary coding of equipment I/O connection | |
| CN105240051A (en) | Field bus mine measurement and control system | |
| CN104181563A (en) | Beidou GPS based dual-mode personnel safety management system | |
| CN107803579B (en) | double-CPU resistance welding control equipment with Internet of things interface | |
| CN204475939U (en) | Warehouse style mechanical parking equipment control system | |
| CN202929791U (en) | Comprehensive fire alarm system performing binary system coding on equipment I/O contacts | |
| CN201516981U (en) | Monitoring substation device of rubber belt conveyor | |
| CN101345436B (en) | Intelligent controller with note function | |
| CN109029579A (en) | A kind of slope stability monitoring system | |
| CN102426445A (en) | Intelligent safety guarantee and interlocking monitoring system for double redundancies of train inspection warehouse | |
| CN202334558U (en) | Bus redundant circuit | |
| CN203308515U (en) | Multi-screen mine monitoring system | |
| CN202600480U (en) | Relay protection regular checking system | |
| CN203251496U (en) | X-ray spectrometer short-message warning system | |
| CN201238209Y (en) | Intelligent controller with note function | |
| CN104601221A (en) | State monitoring system for merging unit and intelligent terminal | |
| CN220264832U (en) | Elevator operation monitoring device | |
| CN203114348U (en) | Coal mine disaster early-warming pre-arranged planning platform based on message bus | |
| CN203311257U (en) | United scheduling system for distributed logistics devices | |
| CN207817137U (en) | A kind of intelligent DC insulation monitoring device | |
| CN118017675A (en) | Line monitoring method and system based on non-contact potential measurement principle | |
| TWI798588B (en) | Equipment indicating system and signal detection device | |
| CN104391484A (en) | Embedded multi-place remote monitoring intelligent power station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130130 |