CN107393244A - A kind of intrusion alarm system based on power carrier circuit - Google Patents
A kind of intrusion alarm system based on power carrier circuit Download PDFInfo
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- CN107393244A CN107393244A CN201710560457.1A CN201710560457A CN107393244A CN 107393244 A CN107393244 A CN 107393244A CN 201710560457 A CN201710560457 A CN 201710560457A CN 107393244 A CN107393244 A CN 107393244A
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- chip
- electric capacity
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- module
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
Abstract
The present invention discloses a kind of intrusion alarm system based on power carrier circuit, including trigger module, power module, single-chip microcomputer and sound and light alarm module；The signal output part connection single-chip microcomputer of the trigger module, intrusion alarm system of the invention based on power carrier circuit adds sensing trigger module on the basis of common security protection camera, using microwave human body sensing technology to being monitored in computer room, it monitors without dead angle and has very strong disguise, simultaneously using the power supply with power-off protection function, add the service life of system single-chip microcomputer, run into when having uninvited guest's invasion, picture and audio-frequency information can be also recorded while sound and light alarm is sent, and no-delay remote alarming function is realized by power carrier circuit, therefore there is good concealment, it is vdiverse in function, the advantages of security effect is good.
Description
Technical field
The present invention relates to a kind of intrusion alarm system, specifically a kind of intrusion alarm system based on power carrier circuit.
Background technology
The computer room of power system is the Core Field for maintaining the functions such as whole power system generating, transmission of electricity, transmission, traffic monitoring
Institute, its internal ambient conditions are directly connected to the running status of whole power system, a large amount of due to setting inside electric power computer room
Precision instrument, therefore the security device in computer room has very important significance, and currently used safety monitoring equipment is to take the photograph
As head, camera is able to record the image information of monitoring site, and is transferred to safety monitoring center, especially in antitheft field
Using more extensive, fire-fighting camera in the market is varied, but most of camera is 24 hours uninterrupted
Open, although monitoring effect is good, steal the probability very little occurred, therefore add substantial amounts of waste of energy and element damage
Consumption.And existing security device uses single-chip microcomputer to cause when running into unexpected power-off as main control chip, single-chip microcomputer more
Burn, cause the stoppage in transit of whole system, have a strong impact on its service life.
The content of the invention
It is an object of the invention to provide a kind of intrusion alarm system based on power carrier circuit, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of intrusion alarm system based on power carrier circuit, including trigger module, power module, single-chip microcomputer and acousto-optic
Alarm module；The signal output part connection single-chip microcomputer of the trigger module, the single-chip microcomputer are also respectively connected with memory, timing
Device, power module, audio decoder module, Video decoding module, sound and light alarm module and 220V power carrier circuits；Audio decoder
Module is also connected with microphone, and Video decoding module is also connected with camera, and 220V power carrier circuits are also connected with security protection department.
The triggers circuit includes chip IC 1, chip IC 2, electric capacity C1 and relay J, electric capacity C1 one end connection resistance
R2, electric capacity C2, relay J contact J-1 and power supply E positive pole, power supply E negative pole connection resistance R1, the resistance R1 other end
Connect diode D2 positive pole, diode D3 positive pole, electric capacity C3, electric capacity C4, relay J, 3 pins of chip IC 1, chip
IC2 3 pins and diode D4, diode D4 negative pole connection potentiometer RP1 a fixing end and central processing unit, rectification
Bridge T 2 ports connection relay J contact J-1, electric capacity C1 and resistance R2, relay J contact J-1 other end connection electricity
Position device RP1 fixing end and potentiometer RP1 sliding end, the electric capacity C2 other end connection resistance R2 other end, diode D1
Positive pole and diode D2 negative pole, the diode D1 negative pole connection electric capacity C2 other end, resistance R3, the 1 of chip IC 1 are drawn
1 pin of pin, 2 pins of chip IC 1 and chip IC 2, the resistance R3 other end connection electric capacity C4 other end, the 5 of chip IC 1
2 pins of pin and chip IC 2, negative pole and the output of the 4 pins connection relay J of chip IC 1 other end and diode D3
Induced signal is 555 time base circuits to master cpu, chip IC 1, and chip IC 2 is TX982 type microwave induction controllers；
The power module includes rectifier bridge T, transformer W, electric capacity C5 and resistance R4, the winding N1's of the transformer W
Both ends connect the both ends of 220V alternating currents respectively, and transformer W winding N2 both ends connect rectifier bridge T port 1 and whole respectively
Bridge T port 3 is flowed, rectifier bridge T port 2 connects the pin 1 of electric capacity C5, electric capacity C7, diode R5 negative electrode and chip IC 3,
Rectifier bridge T port 4 connects the transmitting of the electric capacity C5 other end, electric capacity C6, resistance R5, diode R6 anode, triode Q1
Pole and the pin 3 of chip IC 3, diode R5 anode connection resistance R4, resistance the R4 other end connection resistance R5 other end
With triode Q1 base stage, electric capacity C7 other end connection resistance R6 and the pin 5 of chip IC 3, resistance R6 other end connection
Triode Q1 colelctor electrode, the pin 2 of chip IC 3 connect inductance L1 and diode R6 negative electrode, inductance L1 other end connection
The electric capacity C6 other end, the pin 4 of chip IC 3 and output voltage U1, the model LM7525 of the chip IC 3.
Preferred scheme as the present invention：The model STC89C51 of the single-chip microcomputer.
Preferred scheme as the present invention：The camera is hidden pinhole cameras.
Preferred scheme as the present invention：The sound and light alarm module is made up of light emitting diode and loudspeaker.
Preferred scheme as the present invention：The model SIM300 of the transmitting set.
Compared with prior art, the beneficial effects of the invention are as follows：Intrusion alarm system of the invention based on power carrier circuit
System adds sensing trigger module on the basis of common security protection camera, using microwave human body sensing technology to entering in computer room
Row monitoring, it, which is monitored, without dead angle and has very strong disguise, while using the power supply with power-off protection function, adds and is
Unite the service life of single-chip microcomputer, run into when having uninvited guest's invasion, can also be recorded while sound and light alarm is sent picture and
Audio-frequency information, and no-delay remote alarming function is realized by power carrier circuit, therefore with good concealment, work(
Can be various, security effect is good the advantages of.
Brief description of the drawings
Fig. 1 is the structured flowchart of the intrusion alarm system based on power carrier circuit；
Fig. 2 is the circuit diagram of trigger module；
Fig. 3 is the circuit diagram of power module.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-3, a kind of intrusion alarm system based on power carrier circuit, including trigger module, power module,
Single-chip microcomputer and sound and light alarm module；The signal output part connection single-chip microcomputer of the trigger module, the single-chip microcomputer are also respectively connected with
Memory, timer, power module, audio decoder module, Video decoding module, sound and light alarm module and 220V power carrier lines
Road；Audio decoder module is also connected with microphone, and Video decoding module is also connected with camera, and 220V power carrier circuits are also connected with security protection
Department.
The triggers circuit includes chip IC 1, chip IC 2, electric capacity C1 and relay J, electric capacity C1 one end connection resistance
R2, electric capacity C2, relay J contact J-1 and power supply E positive pole, power supply E negative pole connection resistance R1, the resistance R1 other end
Connect diode D2 positive pole, diode D3 positive pole, electric capacity C3, electric capacity C4, relay J, 3 pins of chip IC 1, chip
IC2 3 pins and diode D4, diode D4 negative pole connection potentiometer RP1 a fixing end and central processing unit, rectification
Bridge T 2 ports connection relay J contact J-1, electric capacity C1 and resistance R2, relay J contact J-1 other end connection electricity
Position device RP1 fixing end and potentiometer RP1 sliding end, the electric capacity C2 other end connection resistance R2 other end, diode D1
Positive pole and diode D2 negative pole, the diode D1 negative pole connection electric capacity C2 other end, resistance R3, the 1 of chip IC 1 are drawn
1 pin of pin, 2 pins of chip IC 1 and chip IC 2, the resistance R3 other end connection electric capacity C4 other end, the 5 of chip IC 1
2 pins of pin and chip IC 2, negative pole and the output of the 4 pins connection relay J of chip IC 1 other end and diode D3
Induced signal is 555 time base circuits to master cpu, chip IC 1, and chip IC 2 is TX982 type microwave induction controllers；
The power module includes rectifier bridge T, transformer W, electric capacity C5 and resistance R4, the winding N1's of the transformer W
Both ends connect the both ends of 220V alternating currents respectively, and transformer W winding N2 both ends connect rectifier bridge T port 1 and whole respectively
Bridge T port 3 is flowed, rectifier bridge T port 2 connects the pin 1 of electric capacity C5, electric capacity C7, diode R5 negative electrode and chip IC 3,
Rectifier bridge T port 4 connects the transmitting of the electric capacity C5 other end, electric capacity C6, resistance R5, diode R6 anode, triode Q1
Pole and the pin 3 of chip IC 3, diode R5 anode connection resistance R4, resistance the R4 other end connection resistance R5 other end
With triode Q1 base stage, electric capacity C7 other end connection resistance R6 and the pin 5 of chip IC 3, resistance R6 other end connection
Triode Q1 colelctor electrode, the pin 2 of chip IC 3 connect inductance L1 and diode R6 negative electrode, inductance L1 other end connection
The electric capacity C6 other end, the pin 4 of chip IC 3 and output voltage U1, the model LM7525 of the chip IC 3.
The model STC89C51 of single-chip microcomputer.Camera is hidden pinhole cameras.Sound and light alarm module is by luminous two
Pole pipe and loudspeaker composition.The model SIM300 of transmitting set.
The present invention operation principle be：The protection philosophy of power module：Potential circuit in Fig. 3 includes reduction voltage circuit, whole
Current circuit, filter circuit and mu balanced circuit, reduction voltage circuit are made up of transformer W；Rectification circuit is made up of rectifier bridge T；Filtered electrical
Routing capacitance C5 and C6 is formed；Mu balanced circuit is made up of switch voltage-stabilizing IC 3.Potential circuit includes voltage threshold electricity
Road and delay circuit；Voltage threshold circuit is made up of diode D5 and resistance R4, R5；Delay circuit is by polypropylene capactive C7 and electricity
R3 compositions are hindered, in work, after line voltage input, after once being filtered via transformer W decompressions, rectifier bridge T rectifications and electric capacity C5,
Voltage threshold detection is carried out by voltage threshold circuit, it is ensured that its voltage can reach on voltage-regulator diode D6 burning voltages 12V.
Hereafter 10 milliseconds of starting switch integrated regulator IC3 of delay circuit delay function, so as to realize that electric power output voltage 0 arrives 5V
Spline smoothing.Voltage by voltage stabilizing can use after C6 secondary filterings for single-chip microcomputer.Threshold electricity is set in circuit
Road, threshold trip detection can be entered for input voltage, it is ensured that input voltage can reach voltage-regulator diode setting voltage, ensure simultaneously
Stability after control source, avoid line voltage voltage pulsation and caused by electric power output voltage shakiness phenomenon, carry
The reliability of high single-chip microcomputer electrification reset.Delay circuit is set in circuit, may be such that starting switch after 10 milliseconds of circuit delay
Integrated regulator LM2575 function, realize that electric power output voltage 0 arrives 5V Spline smoothing, while by avoiding voltage pulsation
Time is so as to avoiding the unstability that voltage pulsation is formed, it is ensured that single-chip microcomputer electrification reset process completely succeeds, and reaches guarantor
Protect the purpose of single-chip microcomputer.
The operation principle of trigger module：Microwave sensor IC2 is placed in the region for needing to monitor, when someone enters
In the spatial dimension of TX982 type microwave induction controllers, when human body enters electric field will reflection echo, TX982 types are microwave induced
Controller utilizes microwave Doppler effect, and the microwave signal received is handled, TX982 type microwave induction controllers it is defeated
Go out end using open collector export, when microwave circuit detects that someone is movable in monitoring range inside triode ON 10
Second, the charge discharging resisting on C3 is fallen.555 circuits form single stabilization delay circuit, when the 2nd pin is less than 1/3 supply voltage, the 3rd pin
Output high level, relay J adhesives, relay J contact J-1 adhesives, signal are transferred to the letter of single-chip microcomputer by potentiometer RP1
Number input, is analyzed and processed by the coder-decoder inside STC89C51 single-chip microcomputers to trigger signal, output control letter
Number Video decoding module, audio decoder module, sound and light alarm module and transmitting set are opened, be connected in audio decoder module
Microphone be used for collected sound signal, the image letter that the pinhole cameras that is connected on Video decoding module is used in collecting vehicle
Breath, alarm signal is transferred to security protection department by single-chip microcomputer by power carrier circuit, because the transmission speed of electronics is equal to the light velocity,
Therefore instantaneous during the transmission of its information, the problem of being not in delay, system increases on the basis of common security protection camera
Sensing trigger module, using microwave human body sensing technology to being monitored in computer room, it is monitored without dead angle and with very strong
Disguise, while using the power supply with power-off protection function, add the service life of system single-chip microcomputer, run into have it is not fast
Visitor invasion when, picture and audio-frequency information can be also recorded while sound and light alarm is sent, and send out by wireless network
Go, thus with good concealment, it is vdiverse in function, security effect is good the advantages of.
Claims (5)
1. a kind of intrusion alarm system based on power carrier circuit, including trigger module, power module, single-chip microcomputer and acousto-optic report
Alert module；Characterized in that, the signal output part connection single-chip microcomputer of the trigger module, the single-chip microcomputer are also respectively connected with storage
Device, timer, power module, audio decoder module, Video decoding module, sound and light alarm module and 220V power carrier circuits；
Audio decoder module is also connected with microphone, and Video decoding module is also connected with camera, and 220V power carrier circuits are also connected with security protection portion
Door；
The triggers circuit includes chip IC 1, chip IC 2, electric capacity C1 and relay J, electric capacity C1 one end connection resistance R2, electricity
Hold C2, relay J contact J-1 and power supply E positive pole, power supply E negative pole connection resistance R1, resistance R1 the other end connection two
Pole pipe D2 positive pole, diode D3 positive pole, electric capacity C3, electric capacity C4, relay J, 3 pins of chip IC 1, the 3 of chip IC 2 draws
Pin and diode D4, diode D4 negative pole connection potentiometer RP1 a fixing end and central processing unit, rectifier bridge T 2 ends
Mouth connection relay J contact J-1, electric capacity C1 and resistance R2, relay J contact J-1 other end connection potentiometer RP1's
The sliding end of fixing end and potentiometer RP1, the electric capacity C2 other end connection resistance R2 other end, diode D1 positive pole and two
Pole pipe D2 negative pole, the diode D1 negative pole connection electric capacity C2 other end, resistance R3,1 pin of chip IC 1, chip IC 1
1 pin of 2 pins and chip IC 2, the resistance R3 other end connection electric capacity C4 other end, 5 pins and chip of chip IC 1
IC2 2 pins, 4 pins of chip IC 1, which connect the relay J other end and diode D3 negative pole and export induced signal, to be arrived
Master cpu, chip IC 1 are 555 time base circuits, and chip IC 2 is TX982 type microwave induction controllers；
The power module includes rectifier bridge T, transformer W, electric capacity C5 and resistance R4, the winding N1 of transformer W both ends
The both ends of 220V alternating currents are connected respectively, and transformer W winding N2 both ends connect rectifier bridge T port 1 and rectifier bridge T respectively
Port 3, rectifier bridge T port 2 connects the pin 1 of electric capacity C5, electric capacity C7, diode R5 negative electrode and chip IC 3, rectifier bridge
T port 4 connects the electric capacity C5 other end, electric capacity C6, resistance R5, diode R6 anode, triode Q1 emitter stage and core
Piece IC3 pin 3, diode R5 anode connection resistance R4, resistance the R4 other end connection resistance R5 other end and three poles
Pipe Q1 base stage, electric capacity C7 other end connection resistance R6 and the pin 5 of chip IC 3, resistance R6 other end connecting triode
Q1 colelctor electrode, the pin 2 of chip IC 3 connect inductance L1 and diode R6 negative electrode, inductance L1 other end connection electric capacity C6
The other end, the pin 4 and output voltage U1, the model LM7525 of the chip IC 3 of chip IC 3.
A kind of 2. intrusion alarm system based on power carrier circuit according to claim 1, it is characterised in that the list
The core component of piece machine is AT89C52 type single-chip microcomputers.
3. a kind of intrusion alarm system based on power carrier circuit according to claim 1, it is characterised in that described to take the photograph
As head is hidden pinhole cameras.
A kind of 4. intrusion alarm system based on power carrier circuit according to claim 1, it is characterised in that the sound
Light alarm module is made up of light emitting diode and loudspeaker.
A kind of 5. intrusion alarm system based on power carrier circuit according to claim 1, it is characterised in that the nothing
The model SIM300 of line emitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560457.1A CN107393244A (en) | 2017-07-01 | 2017-07-01 | A kind of intrusion alarm system based on power carrier circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560457.1A CN107393244A (en) | 2017-07-01 | 2017-07-01 | A kind of intrusion alarm system based on power carrier circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107393244A true CN107393244A (en) | 2017-11-24 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710560457.1A Pending CN107393244A (en) | 2017-07-01 | 2017-07-01 | A kind of intrusion alarm system based on power carrier circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN107393244A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993390A (en) * | 2017-12-05 | 2018-05-04 | 国网江苏省电力公司南通供电公司 | A kind of antitheft remote alarming device of high-tension apparatus and circuit based on DSP |
| CN110930635A (en) * | 2019-10-24 | 2020-03-27 | 六安致跃供应链管理有限公司 | Safety anti-theft system of security protection product |
-
2017
- 2017-07-01 CN CN201710560457.1A patent/CN107393244A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993390A (en) * | 2017-12-05 | 2018-05-04 | 国网江苏省电力公司南通供电公司 | A kind of antitheft remote alarming device of high-tension apparatus and circuit based on DSP |
| CN110930635A (en) * | 2019-10-24 | 2020-03-27 | 六安致跃供应链管理有限公司 | Safety anti-theft system of security protection product |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171124 |