CN204695488U - A kind of anti-error triggering fire protection warning device - Google Patents
A kind of anti-error triggering fire protection warning device Download PDFInfo
- Publication number
- CN204695488U CN204695488U CN201520430195.3U CN201520430195U CN204695488U CN 204695488 U CN204695488 U CN 204695488U CN 201520430195 U CN201520430195 U CN 201520430195U CN 204695488 U CN204695488 U CN 204695488U
- Authority
- CN
- China
- Prior art keywords
- chip
- electric capacity
- pin
- diode
- resistance
- 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
Links
Landscapes
- Fire Alarms (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model discloses a kind of anti-error triggering fire protection warning device, comprise sensor P, Sheffer stroke gate U1, chip IC 1 and electric capacity C1, the negative electrode of the negative electrode of one end contact resistance R2, the resistance R3 of described sensor P, resistance R7, diode D1, the negative electrode of diode D2, diode D3, power supply VCC, loudspeaker B, the pin 8 of chip IC 1 and the pin 8 of chip IC 2, the other end contact resistance R1 of sensor P, two input ends of electric capacity C1 and Sheffer stroke gate U1.The utility model fire protection warning device adopts ultraviolet light sensing tube R1753-01 as fire detection element, the certain wavelength lightwave signal and conducting that produce because of naked light is understood when running into the naked light of some strength, send alerting signal, thus trigger alarm circuit, effectively can improve temperature and smoke transducer false triggering has changed high problem, therefore circuit has that structure is simple, highly sensitive, the advantage of stable performance.
Description
Technical field
The utility model relates to a kind of alarm, specifically a kind of anti-error triggering fire protection warning device.
Background technology
Security against fire is the most important thing of modern architecture security protection, especially in the warehouse of some storage combustible and explosive articles, the place of the easy breaking out of fire such as workshop, fire protection warning device can be monitored in real time to guarded region, effectively can reduce casualties and property loss that fire causes, fire protection warning device is in the market varied, detecting element is mostly thermistor or smoke transducer, this kind of detecting element is easily by false triggering, many people are such as had to smoke on smoke transducer side, thus trigger alarm device, cause unnecessary fear.
Utility model content
The purpose of this utility model is to provide a kind of anti-error triggering fire protection warning device of highly sensitive, stable performance, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of anti-error triggering fire protection warning device, comprises sensor P, Sheffer stroke gate U1, chip IC 1 and electric capacity C1, one end contact resistance R2 of described sensor P, resistance R3, resistance R7, the negative electrode of diode D1, the negative electrode of diode D2, the negative electrode of diode D3, power supply VCC, loudspeaker B, the pin 8 of chip IC 1 and the pin 8 of chip IC 2, the other end contact resistance R1 of sensor P, two input ends of electric capacity C1 and Sheffer stroke gate U1, the other end of resistance R1 connects electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C7, electric capacity C8, the negative electrode of diode D4, the output terminal of the pin 1 of chip IC 1 and the pin 1, Sheffer stroke gate U1 of chip IC 2 connects the other end of the other end contact resistance R2 of 2, electric capacity C2 of Sheffer stroke gate U1, the anode of diode D1 and the pin 4 of chip IC 1, the other end of resistance R3 connects the other end of electric capacity C3 and the pin 6 of chip IC 1, the pin 5 of chip IC 1 connects the other end of electric capacity C4, and the other end of the pin 3 contact resistance R4 of chip IC 1, resistance R4 connects the other end of electric capacity C5, the other end of resistance R5 and two of Sheffer stroke gate U2 input ends, the output terminal of Sheffer stroke gate U2 connects the pin 2 of chip IC 2, the other end of the other end contact resistance R7 of electric capacity C6, the anode of diode D2 and the pin 4 of chip IC 2, the other end of pin 6 contact resistance R6 of chip IC 2 and the other end of electric capacity C7, the pin 5 of chip IC 2 connects the other end of electric capacity C8, the base stage of the pin 3 connecting triode VT1 of chip IC 2, the collector of triode VT1 connects the anode of diode D and the other end of loudspeaker B, and the emitter of triode VT1 connects the anode of diode D4.
As preferred version of the present utility model: the model of described chip IC 1 and chip IC 2 is NE555.
As preferred version of the present utility model: described sensor P is R1753-01.
As preferred version of the present utility model: described diode D4 is light emitting diode.
Compared with prior art, the beneficial effects of the utility model are: the utility model fire protection warning device adopts ultraviolet light sensing tube R1753-01 as fire detection element, the certain wavelength lightwave signal and conducting that produce because of naked light is understood when running into the naked light of some strength, send alerting signal, thus trigger alarm circuit, effectively can improve temperature and smoke transducer false triggering has changed high problem, therefore circuit has that structure is simple, highly sensitive, the advantage of stable performance.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of anti-error triggering fire protection warning device.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of anti-error triggering fire protection warning device, comprises sensor P, Sheffer stroke gate U1, chip IC 1 and electric capacity C1, one end contact resistance R2 of described sensor P, resistance R3, resistance R7, the negative electrode of diode D1, the negative electrode of diode D2, the negative electrode of diode D3, power supply VCC, loudspeaker B, the pin 8 of chip IC 1 and the pin 8 of chip IC 2, the other end contact resistance R1 of sensor P, two input ends of electric capacity C1 and Sheffer stroke gate U1, the other end of resistance R1 connects electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C7, electric capacity C8, the negative electrode of diode D4, the output terminal of the pin 1 of chip IC 1 and the pin 1, Sheffer stroke gate U1 of chip IC 2 connects the other end of the other end contact resistance R2 of 2, electric capacity C2 of Sheffer stroke gate U1, the anode of diode D1 and the pin 4 of chip IC 1, the other end of resistance R3 connects the other end of electric capacity C3 and the pin 6 of chip IC 1, the pin 5 of chip IC 1 connects the other end of electric capacity C4, and the other end of the pin 3 contact resistance R4 of chip IC 1, resistance R4 connects the other end of electric capacity C5, the other end of resistance R5 and two of Sheffer stroke gate U2 input ends, the output terminal of Sheffer stroke gate U2 connects the pin 2 of chip IC 2, the other end of the other end contact resistance R7 of electric capacity C6, the anode of diode D2 and the pin 4 of chip IC 2, the other end of pin 6 contact resistance R6 of chip IC 2 and the other end of electric capacity C7, the pin 5 of chip IC 2 connects the other end of electric capacity C8, the base stage of the pin 3 connecting triode VT1 of chip IC 2, the collector of triode VT1 connects the anode of diode D and the other end of loudspeaker B, and the emitter of triode VT1 connects the anode of diode D4.
The model of chip IC 1 and chip IC 2 is NE555.Sensor P is R1753-01.Diode D4 is light emitting diode.
Principle of work of the present utility model is: the sensor P in circuit is as detecting element, normal condition not conducting, Sheffer stroke gate U1 carries out shaping to trigger pip, chip IC 2 and chip IC 3 and peripheral cell composition single stabilization delay circuit thereof, resistance R4 and resistance R5 forms integrating circuit, when running into fire, sensor P receives the light wave of naked light generation and triggers generation electric signal, Sheffer stroke gate U1 is triggered, its output terminal output low level, flip chip IC1 produces square wave, through integrating circuit flip chip IC2, 3 pin of chip IC 2 export high level, make the base stage conducting of triode VT1, loudspeaker B and light emitting diode send sound and light alarm.
Claims (4)
1. an anti-error triggering fire protection warning device, comprises sensor P, Sheffer stroke gate U1, chip IC 1 and electric capacity C1, it is characterized in that, one end contact resistance R2 of described sensor P, resistance R3, resistance R7, the negative electrode of diode D1, the negative electrode of diode D2, the negative electrode of diode D3, power supply VCC, loudspeaker B, the pin 8 of chip IC 1 and the pin 8 of chip IC 2, the other end contact resistance R1 of sensor P, two input ends of electric capacity C1 and Sheffer stroke gate U1, the other end of resistance R1 connects electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C7, electric capacity C8, the negative electrode of diode D4, the output terminal of the pin 1 of chip IC 1 and the pin 1, Sheffer stroke gate U1 of chip IC 2 connects the other end of the other end contact resistance R2 of 2, electric capacity C2 of Sheffer stroke gate U1, the anode of diode D1 and the pin 4 of chip IC 1, the other end of resistance R3 connects the other end of electric capacity C3 and the pin 6 of chip IC 1, the pin 5 of chip IC 1 connects the other end of electric capacity C4, and the other end of the pin 3 contact resistance R4 of chip IC 1, resistance R4 connects the other end of electric capacity C5, the other end of resistance R5 and two of Sheffer stroke gate U2 input ends, the output terminal of Sheffer stroke gate U2 connects the pin 2 of chip IC 2, the other end of the other end contact resistance R7 of electric capacity C6, the anode of diode D2 and the pin 4 of chip IC 2, the other end of pin 6 contact resistance R6 of chip IC 2 and the other end of electric capacity C7, the pin 5 of chip IC 2 connects the other end of electric capacity C8, the base stage of the pin 3 connecting triode VT1 of chip IC 2, the collector of triode VT1 connects the anode of diode D and the other end of loudspeaker B, and the emitter of triode VT1 connects the anode of diode D4.
2. one according to claim 1 anti-error triggering fire protection warning device, is characterized in that, the model of described chip IC 1 and chip IC 2 is NE555.
3. one according to claim 1 anti-error triggering fire protection warning device, is characterized in that, described sensor P is R1753-01.
4. one according to claim 1 anti-error triggering fire protection warning device, is characterized in that, described diode D4 is light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520430195.3U CN204695488U (en) | 2015-06-18 | 2015-06-18 | A kind of anti-error triggering fire protection warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520430195.3U CN204695488U (en) | 2015-06-18 | 2015-06-18 | A kind of anti-error triggering fire protection warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204695488U true CN204695488U (en) | 2015-10-07 |
Family
ID=54235754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520430195.3U Expired - Fee Related CN204695488U (en) | 2015-06-18 | 2015-06-18 | A kind of anti-error triggering fire protection warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204695488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097634A (en) * | 2016-08-28 | 2016-11-09 | 朱石明 | A kind of multifunctional fire-fighting alarm |
-
2015
- 2015-06-18 CN CN201520430195.3U patent/CN204695488U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097634A (en) * | 2016-08-28 | 2016-11-09 | 朱石明 | A kind of multifunctional fire-fighting alarm |
| CN106097634B (en) * | 2016-08-28 | 2018-09-18 | 朱石明 | A kind of multifunctional fire-fighting alarm |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204856809U (en) | Multi -functional environmental monitoring system | |
| CN204466718U (en) | A kind of safe and reliable high pressure Mouse killing trap | |
| CN204695488U (en) | A kind of anti-error triggering fire protection warning device | |
| CN207489210U (en) | A kind of photoelectric smoke detecting alarm | |
| CN205121826U (en) | Electron detection alarm circuit arrangement | |
| CN204833583U (en) | Thing networking fire extinguishing system | |
| CN203163882U (en) | Dual-limit temperature alarming device circuit | |
| CN205983724U (en) | Multi -functional fire alarm ware | |
| CN205428093U (en) | Museum historical relic electronic monitoring system | |
| CN106097634B (en) | A kind of multifunctional fire-fighting alarm | |
| CN205486614U (en) | Multipurpose fire alarm ware | |
| CN205125197U (en) | Safety helmet protection against electric shock circuit | |
| CN204904497U (en) | Fire alarm circuit | |
| CN205121790U (en) | Security against fire smoke signal treatment circuit | |
| CN203587667U (en) | Power-off alarm circuit for packaging machine | |
| CN204480430U (en) | A kind of photoelectric mist detecting alarm | |
| CN204740702U (en) | Granary pest real time monitoring alarm system | |
| CN203759688U (en) | Novel alarm for computer mainframe | |
| CN205091865U (en) | Multi -functional LED fire control safety alarm | |
| CN204536464U (en) | Portable circuit on-off detector | |
| CN206147908U (en) | Leakage acoustic light crossing -signal is let out in gas | |
| CN204926388U (en) | Alarm | |
| CN205302520U (en) | Disconnection warning ware is prevented explaiing by improved generation | |
| CN209559429U (en) | One kind having leak water detdction circuit | |
| CN204596068U (en) | A kind of frost warning circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Wanqiang Inventor before: Luo Kainan |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160302 Address after: 102600 A block, greenbelt Central Plaza, Beijing, Daxing District, 1503 Patentee after: Zhang Wanqiang Address before: The Western Zhou Dynasty in Xiangshan County in Zhejiang province 315700 Ningbo City Electrical Industrial Park Patentee before: Luo Kainan |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20160618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |