CN206194074U - Novel infrared fire detector - Google Patents
Novel infrared fire detector Download PDFInfo
- Publication number
- CN206194074U CN206194074U CN201621233021.9U CN201621233021U CN206194074U CN 206194074 U CN206194074 U CN 206194074U CN 201621233021 U CN201621233021 U CN 201621233021U CN 206194074 U CN206194074 U CN 206194074U
- Authority
- CN
- China
- Prior art keywords
- transmitting terminal
- infrared
- receiving terminal
- amplifier
- modules
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a novel infrared fire detector comprises transmitting terminal and receiving terminal two parts, is the receiving terminal by the ZG of coordinator mode the M0 module is passed through serial port connection and is constituteed to the computer end, does the transmitting terminal include the ZG of power supply circuit, smoke concentration detection circuit, temperature measurement circuit and router mode the M0 module. The beneficial effects of the utility model are that: the system comprises receiving terminal and transmitting terminal, system's work in the mode of responseing, and the inquiry order is initiated by the receiving terminal to the during operation, and the transmitting terminal returns cigarette mist concentration and temperature value to the receiving terminal after receiving the order automatically. Through the quantity that increases the transmitting terminal, can be with the fire detection who realizes the networking, according to the distribution of cigarette mist concentration and temperature, can be used for carrying on the quick location of conflagration. Does the system utilize ZG the long -range AD of M0 module gathers the function, need not the embedded software programming, reduces system development's the degree of difficulty, uses the mode of responseing also to avoid the data transmission conflict of each transmitting terminal.
Description
Technical field
The utility model is related to a kind of fire detector, and more specifically, it is related to a kind of new infrared fire detector.
Background technology
With expanding economy, the construction scale of various buildings is increasing, once there is fire, will produce cannot
The loss of appraisal.Traditional construction collects Smoke Detection, warning function in one using the single-point type fire-alarm of intensive placement
Body, due to without networking, it is impossible to plan as a whole the condition of a disaster information of each position, is difficult to development field rescue and provides help.Multiple is saved
City explicitly points out in the high-risk unit fire safety regulations of fire, and newly-built crowded place should set intelligent evacuation
Escape system high-rise building, megastore should install intelligent fire alarm information and show and evacuation indication system.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of rational in infrastructure, stable performance it is new
Infrared fire detection device.
The purpose of this utility model is achieved through the following technical solutions:This new infrared fire detector, by sending out
Sending end and receiving terminal two parts are constituted；
Receiving terminal is connected to computer end and constitutes by the ZG-M0 modules of telegon pattern by serial ports；
Transmitting terminal includes the ZG-M0 moulds of power circuit, smokescope detection circuit, temperature sensing circuit and router mode
Block；The power circuit includes 5V Switching Power Supplies and power conversion chip RT9013, and power conversion chip RT9013 is by 5V voltages
3.3V is converted to, is ZG-M0 module for power supply；The smokescope detection circuit includes infrared transmitting tube D1, infrared receiving tube D2
With operational amplifier LM358, the infrared transmitting tube D1 and infrared receiving tube D2 be arranged on optics labyrinth inside, infrared receiving tube
D2 receives infrared ray and produces current-responsive, and current signal is converted into voltage signal by resistance R2, uses LM358 chips
First via amplifier as in-phase amplifier, the multiplication factor of amplifier is determined that computing formula is by R3 and R4：Put
Signal output after big gathers port to the first via wireless AD of ZG-M0 modules；In the temperature sensing circuit, R5-R8 is constituted
Bridge circuit, R5 is thermistor, when temperature is raised R5 resistance decreases, and two bridge arms produce voltage difference, difference signal feeding
No. second amplifier of LM358 chips carries out differential amplification, and wherein R11 and R12, R10 and R13 uses the resistance of same resistance,
Multiplication factor is determined that computing formula is by R10 and R12：Signal output after amplification to the second tunnel of ZG-M0 modules without
Line AD gathers port.
The beneficial effects of the utility model are:System is made up of receiving terminal and transmitting terminal, and system works in answer-mode, work
Querying command is initiated by receiving terminal when making, smokescope and temperature value are returned to reception by transmitting terminal automatically after receiving order
End.By the quantity for increasing transmitting terminal, you can to realize the detection of networking, according to the distribution of smokescope and temperature, can
For carrying out the quick positioning of fire.System is compiled using the long-range AD acquisition functions of ZG-M0 modules without embedded software
Journey, reduces the difficulty of system development, and the data transmission collision of each transmitting terminal is it also avoid using answer-mode.
Brief description of the drawings
Fig. 1 is system framework figure of the present utility model；
Fig. 2 is power circuit diagram；
Fig. 3 is smokescope detection circuit diagram；
Fig. 4 temperature sensing circuit figures；
Fig. 5 is wireless communication module circuit diagram.
Specific embodiment
The utility model is described further with reference to embodiment.The explanation of following embodiments is only intended to help and manages
Solution the utility model.It should be pointed out that for those skilled in the art, not departing from the utility model principle
On the premise of, some improvement and modification can also be carried out to the utility model, these are improved and modification also falls into the utility model
In scope of the claims.
Shown in Figure 1, system is made up of transmitting terminal and receiving terminal two parts.Receiving terminal passes through serial ports by ZG-M0 modules
Computer end composition is connected to, ZG-M0 modules are set to telegon pattern.Transmitting terminal detects circuit, temperature detection by smokescope
Circuit, ZG-M0 modules composition, ZG-M0 modules are set to router mode.Transmitting terminal and receiving terminal are connected by wireless network,
Multiple transmitting terminal can be used to realize one-to-many networking smokescope, temperature acquisition.
Shown in Figure 2, the power circuit, using the 5V Switching Power Supplies for being applied to charger for mobile phone, is smokescope inspection
Slowdown monitoring circuit and temperature sensing circuit are powered.By power conversion chip RT9013 by 5V voltage conversions be 3.3V, be ZG-M0 modules
Power supply.
Shown in Figure 3, infrared transmitting tube D1 is to emission IR.Infrared transmitting tube D1 and infrared receiving tube D2 pacifies
Inside optics labyrinth, it is to avoid the influence of visible ray.When there is smog to enter labyrinth, due to the scattering process of smog, reception pipe
D2 can receive infrared ray and produce current-responsive.Current signal is converted into by voltage signal by resistance R2.Use LM358 cores
The first via Amplifier Design in-phase amplifier of piece, the multiplication factor of amplifier is determined that computing formula is by R3 and R4：Signal output after amplification gathers port to the first via wireless AD of ZG-M0 modules.
Shown in Figure 4, R5-R8 constitutes bridge circuit, and R5 is thermistor, when temperature is raised R5 resistance decreases, two
Bridge arm produces voltage difference, and this difference signal is sent into amplifying circuit.Difference is carried out by No. second amplifier of LM358 chips to put
Greatly, wherein R11 and R12, R10 and R13 use the resistance of same resistance, and multiplication factor computing formula is：In practical application
Multiplication factor can be changed by changing resistance ratio.Signal output after amplification is gathered to the second tunnel wireless AD of ZG-M0 modules
Port.
Shown in Figure 5, smokescope detection, the output analog signal of temperature sensing circuit after amplification by being linked into
The two-way wireless AD collection port of ZG-M0 modules.ZG-M0 modules receive receiving terminal transmission long-range AD acquisitions after,
Auto-returned B6, B7 mouthful of magnitude of voltage namely smokescope, temperature value.A5 is reserved port, can be with remote control audible alarm
Circuit.
Claims (1)
1. a kind of new infrared fire detector, it is characterised in that：It is made up of transmitting terminal and receiving terminal two parts；
Receiving terminal is connected to computer end and constitutes by the ZG-M0 modules of telegon pattern by serial ports；
Transmitting terminal includes the ZG-M0 modules of power circuit, smokescope detection circuit, temperature sensing circuit and router mode；
The power circuit includes 5V Switching Power Supplies and power conversion chip RT9013, and power conversion chip RT9013 is by 5V voltage conversions
It is 3.3V, is ZG-M0 module for power supply；The smokescope detection circuit includes infrared transmitting tube D1, infrared receiving tube D2 and fortune
Amplifier LM358, the infrared transmitting tube D1 and infrared receiving tube D2 are calculated inside optics labyrinth, infrared receiving tube D2 connects
By infrared ray and current-responsive is produced, current signal is converted into by voltage signal by resistance R2, use the of LM358 chips
Used as in-phase amplifier, the multiplication factor of amplifier is determined that computing formula is by R3 and R4 to amplifier all the way：After amplification
Signal output to ZG-M0 modules first via wireless AD gather port；In the temperature sensing circuit, R5-R8 constitutes bridge-type
Circuit, R5 is thermistor, when temperature is raised R5 resistance decreases, and two bridge arms produce voltage difference, difference signal feeding LM358 cores
No. second amplifier of piece carries out differential amplification, and wherein R11 and R12, R10 and R13 uses the resistance of same resistance, multiplication factor
Determined by R10 and R12, computing formula is：Signal output after amplification is gathered to the second tunnel wireless AD of ZG-M0 modules
Port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621233021.9U CN206194074U (en) | 2016-11-17 | 2016-11-17 | Novel infrared fire detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621233021.9U CN206194074U (en) | 2016-11-17 | 2016-11-17 | Novel infrared fire detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206194074U true CN206194074U (en) | 2017-05-24 |
Family
ID=58725830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621233021.9U Expired - Fee Related CN206194074U (en) | 2016-11-17 | 2016-11-17 | Novel infrared fire detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206194074U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108309282A (en) * | 2018-03-26 | 2018-07-24 | 华南理工大学 | A kind of ECG detecting foot ring and its detection method |
-
2016
- 2016-11-17 CN CN201621233021.9U patent/CN206194074U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108309282A (en) * | 2018-03-26 | 2018-07-24 | 华南理工大学 | A kind of ECG detecting foot ring and its detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |