CN109859430A - Smoke detector circuit - Google Patents
Smoke detector circuit Download PDFInfo
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- CN109859430A CN109859430A CN201711243492.7A CN201711243492A CN109859430A CN 109859430 A CN109859430 A CN 109859430A CN 201711243492 A CN201711243492 A CN 201711243492A CN 109859430 A CN109859430 A CN 109859430A
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Abstract
Smoke detector circuit of the invention, including four road operational amplifier LM324 and pyroelectric sensor kds9；The 1st foot of four road operational amplifier LM324 is also grounded through capacitor C2, resistance R3, capacitor C1 through resistance R14, the 6th foot of capacitor C6 connection, the 1st foot；2nd foot is grounded through resistance R3, capacitor C1；3rd foot is grounded through resistance R4；3rd foot, the 4th foot are also connected with pyroelectric sensor KDS9, and pyroelectric sensor KDS9 is through resistance R12 connection+6V power supply；5th foot is grounded through resistance R2, and the 5th foot also connects+6V power supply through resistance R5；6th foot connects the 7th foot through a resistance；11st foot, the 12nd foot, the 13rd foot ground connection.It is the configuration of the present invention is simple, easy to use, it detects fire early detection and alarm reduces the generation of fire, have many advantages, such as at low cost, practical, networking is simple.
Description
Technical field
The invention belongs to fire detector fields, are related to a kind of smoke detector circuit.
Background technique
When fire occurs, in certain space and in the time, it is generally accompanied with smog.Detection to smog is that fire occurs
One of important feature when calamity.In fire early period of origination, fire is quickly found, while reducing wrong report can utmostly reduce danger
Evil.
Summary of the invention
A kind of in order to compensate for the shortcomings of the prior art, the present invention provides structures smoke detector simple, easy to use
Circuit.
The present invention is achieved through the following technical solutions:
Smoke detector circuit of the invention, it is characterised in that: including four road operational amplifier LM324 and pyroelectric sensor
kds9；
The 1st foot of four road operational amplifier LM324 is through resistance R14, the 6th foot of capacitor C6 connection, and the 1st foot is also through capacitor C2, resistance
R3, capacitor C1 ground connection；2nd foot is grounded through resistance R3, capacitor C1；3rd foot is grounded through resistance R4；3rd foot, the 4th foot are also connected with heat
Electric transducer KDS9 is released, pyroelectric sensor KDS9 is through resistance R12 connection+6V power supply；5th foot is grounded through resistance R2, and the 5th foot is also
+ 6V power supply is connect through resistance R5；6th foot connects the 7th foot through a resistance；11st foot, the 12nd foot, the 13rd foot ground connection.
+ 6V power supply connects the 11st foot of four road operational amplifier LM324 after resistance R7, R9, R1；+ 6V power supply is through resistance
The 10th foot is connected after R7, R9, R6；+ 6V power supply connects the 9th foot after resistance R7, R8；7th foot through the 10th foot of diode B2 connection,
9th foot is through the 7th foot of diode B3 connection, and the 9th foot is through the 6th foot of diode B3 capacitor C4 connection.
Base stage of the 8th foot of four road operational amplifier LM324 through diode B4, resistance R13 connecting triode D2, the 8th foot
It is grounded through diode B4, capacitor C5, the emitter ground connection of triode D2, the collector of triode D2 is through three pole of resistance R10 connection
The base stage of pipe D1, the emitter connection+6V power supply of triode D1, the collector of triode D1 connect through resistance R11, diode B1
Ground.
The invention has the advantages that structure is simple, easy to use, can solve according to the main spy that Initial Stage of Fire occurs
Sign, in fire early period of origination, the technical issues of fast and accurately detecting the generation of fire.Fire early detection is detected, in time
Alarm reduces the generation of fire, has many advantages, such as at low cost, practical, and networking is simple.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
Attached drawing is a kind of specific embodiment of the invention.
Smoke detector circuit of the invention, including four road operational amplifier LM324 and pyroelectric sensor kds9；
The 1st foot of four road operational amplifier LM324 is through resistance R14, the 6th foot of capacitor C6 connection, and the 1st foot is also through capacitor C2, resistance
R3, capacitor C1 ground connection；2nd foot is grounded through resistance R3, capacitor C1；3rd foot is grounded through resistance R4；3rd foot, the 4th foot are also connected with heat
Electric transducer KDS9 is released, pyroelectric sensor KDS9 is through resistance R12 connection+6V power supply；5th foot is grounded through resistance R2, and the 5th foot is also
+ 6V power supply is connect through resistance R5；6th foot connects the 7th foot through a resistance；11st foot, the 12nd foot, the 13rd foot ground connection.
+ 6V power supply connects the 11st foot of four road operational amplifier LM324 after resistance R7, R9, R1；+ 6V power supply is through resistance
The 10th foot is connected after R7, R9, R6；+ 6V power supply connects the 9th foot after resistance R7, R8；7th foot through the 10th foot of diode B2 connection,
9th foot is through the 7th foot of diode B3 connection, and the 9th foot is through the 6th foot of diode B3 capacitor C4 connection.
Base stage of the 8th foot of four road operational amplifier LM324 through diode B4, resistance R13 connecting triode D2, the 8th foot
It is grounded through diode B4, capacitor C5, the emitter ground connection of triode D2, the collector of triode D2 is through three pole of resistance R10 connection
The base stage of pipe D1, the emitter connection+6V power supply of triode D1, the collector of triode D1 connect through resistance R11, diode B1
Ground.
It is the configuration of the present invention is simple, easy to use, it can solve according to the main feature that Initial Stage of Fire occurs, occur in fire
Initial stage, the technical issues of fast and accurately detecting the generation of fire.It detects fire early detection and alarm reduces fire
Occur, have many advantages, such as at low cost, practical, networking is simple.
Claims (3)
1. a kind of smoke detector circuit, it is characterised in that: including four road operational amplifier LM324 and pyroelectric sensor
kds9；
The 1st foot of four road operational amplifier LM324 is through resistance R14, the 6th foot of capacitor C6 connection, and the 1st foot is also through capacitor C2, resistance
R3, capacitor C1 ground connection；2nd foot is grounded through resistance R3, capacitor C1；3rd foot is grounded through resistance R4；3rd foot, the 4th foot are also connected with heat
Electric transducer KDS9 is released, pyroelectric sensor KDS9 is through resistance R12 connection+6V power supply；5th foot is grounded through resistance R2, and the 5th foot is also
+ 6V power supply is connect through resistance R5；6th foot connects the 7th foot through a resistance；11st foot, the 12nd foot, the 13rd foot ground connection.
2. smoke detector circuit according to claim 1, it is characterised in that:+6V power supply connects after resistance R7, R9, R1
Connect the 11st foot of four road operational amplifier LM324；+ 6V power supply connects the 10th foot after resistance R7, R9, R6；+ 6V power supply is through resistance
The 9th foot is connected after R7, R8；7th foot is through the 10th foot of diode B2 connection, and the 9th foot is through the 7th foot of diode B3 connection, and the 9th foot is through two
The 6th foot of pole pipe B3 capacitor C4 connection.
3. smoke detector circuit according to claim 1, it is characterised in that: the 8th foot of four road operational amplifier LM324
Base stage through diode B4, resistance R13 connecting triode D2, the 8th foot are grounded through diode B4, capacitor C5, the hair of triode D2
Emitter grounding, the collector of triode D2 is through the base stage of resistance R10 connecting triode D1, the emitter connection+6V of triode D1
The collector of power supply, triode D1 is grounded through resistance R11, diode B1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711243492.7A CN109859430A (en) | 2017-11-30 | 2017-11-30 | Smoke detector circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711243492.7A CN109859430A (en) | 2017-11-30 | 2017-11-30 | Smoke detector circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109859430A true CN109859430A (en) | 2019-06-07 |
Family
ID=66888695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711243492.7A Pending CN109859430A (en) | 2017-11-30 | 2017-11-30 | Smoke detector circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109859430A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469653A (en) * | 2010-11-07 | 2012-05-23 | 杨群学 | Full-automatic switch for electricity nanny indoor lamp |
| US20120229283A1 (en) * | 2011-03-07 | 2012-09-13 | Mckenna Cameron | Fire Detection |
| CN103680034A (en) * | 2013-11-28 | 2014-03-26 | 大连世安科技股份有限公司 | Multiband video detector |
-
2017
- 2017-11-30 CN CN201711243492.7A patent/CN109859430A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469653A (en) * | 2010-11-07 | 2012-05-23 | 杨群学 | Full-automatic switch for electricity nanny indoor lamp |
| US20120229283A1 (en) * | 2011-03-07 | 2012-09-13 | Mckenna Cameron | Fire Detection |
| CN103680034A (en) * | 2013-11-28 | 2014-03-26 | 大连世安科技股份有限公司 | Multiband video detector |
Non-Patent Citations (2)
| Title |
|---|
| 孙俊人主编: "《新编电子电路大全 第1卷 家用与民用电路》", 31 January 2001 * |
| 陈桂兰、赵敏笑主编: "《电工电子基本技能实训（下册）》", 31 August 2012 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190607 |