CN209525748U - A kind of detector with remote fault diagnosis function - Google Patents
A kind of detector with remote fault diagnosis function Download PDFInfo
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- CN209525748U CN209525748U CN201821843027.7U CN201821843027U CN209525748U CN 209525748 U CN209525748 U CN 209525748U CN 201821843027 U CN201821843027 U CN 201821843027U CN 209525748 U CN209525748 U CN 209525748U
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- detector
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Abstract
The utility model discloses a kind of detector with remote fault diagnosis function, includes PIR conversion circuit, microwave conversion circuit, remote input circuit, PIR self-test signal control circuit, microwave self-test signal control circuit, single-chip microcontroller processing unit and alarm and failure output circuit；The PIR conversion circuit and microwave conversion circuit are electrical connected with single-chip microcontroller processing unit；By being equipped with PIR self-test signal control circuit, microwave self-test signal control circuit, remote input circuit and alarm and failure output circuit in detector, remote input circuit and alarm and failure output circuit are electrical connected on single-chip microcontroller processing unit, remote fault diagnosis function can be increased, greatly facilitate user just can know that whether the detector for being distributed throughout different location is faulty in control centre, reduce the workload of maintenance personnel, it find that product can in time in the event of failure, improve guarantee of the detector to user's personal safety as well as the property safety.
Description
Technical field
The utility model relates to detector field technologies, refer in particular to a kind of detector with remote fault diagnosis function.
Background technique
Moment detector is applied to safety-security area than wide, generallys use PIR detection and microwave sounding both methods
Judged.If there are failures for the amplifying circuit of PIR and microwave remote sensor, detector can only be periodically arrived by patrol officer
The scene of installation check and could find.This generates very big workload to patrolman, while to user's person and property
Safety belt carrys out hidden danger.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, it is long-range that main purpose is to provide a kind of band
The detector of fault diagnosis functions can effectively solve existing detector and there is investigation heavy workload and to user's person and wealth
Produce the problem of safety belt carrys out hidden danger.
To achieve the above object, the utility model is using following technical solution:
A kind of detector with remote fault diagnosis function includes pir sensor, PIR amplifying circuit, microwave sensing
Device, microwave amplifiercation circuit, remote input circuit, PIR self-test signal control circuit, microwave self-test signal control circuit, single-chip microcontroller
Processing unit and alarm and failure output circuit；The PIR amplifying circuit and microwave amplifiercation circuit and single-chip microcontroller processing unit electricity
Property be connected, which is output between PIR level-one amplifying circuit and pir sensor, the microwave self-test letter
Number control circuit is output between microwave level-one amplifying circuit and microwave remote sensor；Increase electrically on the single-chip microcontroller processing unit
It is connected with remote input circuit, PIR self-test signal control circuit, microwave self-test signal control circuit and alarm and failure output electricity
Road.
As a preferred embodiment, the PIR amplifying circuit includes PIR level-one amplifying circuit and PIR second level amplification electricity
Road, aforementioned pir sensor are electrical connected with PIR level-one amplifying circuit, the PIR level-one amplifying circuit and PIR second amplifying circuit
It is electrical connected.
As a preferred embodiment, the microwave amplifiercation circuit includes microwave level-one amplifying circuit and the amplification of microwave second level
Circuit, aforementioned microwave remote sensor are electrical connected with microwave level-one amplifying circuit, which puts with microwave second level
Big circuit is electrical connected.
It as a preferred embodiment, include photoelectrical coupler, varistor in the alarm and failure output circuit
The pin 1 of ZNR2, resistance R45/R21 and warning output terminal TB2B/TB2C, the MOS FET relay access 5V voltage, pin
2 are connected on after resistance R21 and are connected on single-chip microcontroller processing circuit, and pin 3 is connected on after resistance R45 output to warning output terminal
TB2B, pin 4 are directly mutually exported to warning output terminal TB2C, and the pressure-sensitive electricity in parallel of pin 3,4 of the MOS FET relay
Hinder ZNR2；Alarm signal is transferred on MOS FET relay by the single-chip microcontroller processing circuit, passes through warning output terminal
TB2B/TB2CL is exported to alarm.
As a preferred embodiment, the remote input circuit include resistance R23/R22, it is inductance L3, diode D3, steady
Press diode ZD1,5V voltage input to one end of resistance R23, the other end of resistance R23 is divided into two-way, with parallel resistance R22 and
Inductance L3, resistance R22 are connected on single-chip microcontroller processing circuit；Signal receiving end TB1C is connected on after inductance L3 series diode D3；
And there is a node to be connected after zener diode ZD1 between diode D3 and signal receiving end TB1C and be grounded；The remote input
The signal receiving end TB1C of circuit is received from a long-range triggering level, is delivered to single-chip microcontroller processing circuit.
As a preferred embodiment, in the single-chip microcontroller processing circuit singlechip chip model R5F10268.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Known to scheme:
By being equipped with PIR self-test signal control circuit, microwave self-test signal control circuit, remote input in detector
Circuit and alarm and failure output circuit, remote input circuit and alarm and failure output circuit are electrical connected at single-chip microcontroller
It manages on unit, remote fault diagnosis function can be increased, user is greatly facilitated just to can know that distribution throughout in control centre
Whether the detector of different location is faulty, reduces the workload of maintenance personnel, find that product can in time in the event of failure,
Improve guarantee of the detector to user's personal safety as well as the property safety.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
The utility model is described in detail.
Detailed description of the invention
Fig. 1 is the system framework figure of the preferred embodiment of the utility model；
Fig. 2 is the PIR circuit diagram of the utility model；
Fig. 3 is the microwave circuit schematic diagram of the utility model；
Fig. 4 is the PIR circuit, microwave circuit, single-chip microcontroller processing unit circuit, remote input circuit and report of the utility model
Alert and failure output circuit figure.
Description of drawing identification:
10, pir sensor 20, PIR amplifying circuit
21, PIR level-one amplifying circuit 22, PIR second amplifying circuit
30, microwave remote sensor 40, microwave amplifiercation circuit
41, microwave level-one amplifying circuit 42, microwave second amplifying circuit
50, PIR self-test signal control circuit 60, microwave self-test signal control circuit
70, single-chip microcontroller processing unit 80, alarm and failure output circuit
81, photoelectrical coupler 82, varistor
83, alarm output terminal 90, remote input circuit
91, long-range terminal 92, filter circuit.
Specific embodiment
Please refer to figs. 1 to 4, that show the specific structure of the preferred embodiment of the utility model, include
Pir sensor 10, PIR amplifying circuit 20, microwave remote sensor 30, microwave amplifiercation circuit 40, remote input circuit 90, PIR self-test
Signal control circuit 50, microwave self-test signal control circuit 60, single-chip microcontroller processing unit 70 and alarm and failure output circuit 80,
The PIR amplifying circuit 20 and microwave amplifiercation circuit 40, PIR self-test signal control circuit 50, microwave self-test signal control circuit 60,
Alarm and failure output circuit 80 and remote input circuit 90 are electrical connected with single-chip microcontroller processing unit 70.
The pir sensor 10 mainly for detection of and receive extraneous signal, which includes PIR mono-
Grade amplifying circuit 21 and PIR second amplifying circuit 22, the signal which will test pass through PIR level-one amplification electricity
Outside being output to behind road 21 and the amplification of bis- pole amplifying circuit of PIR by TP1 connection terminal, due to RTP circuit detect it is infrared
Line signal is weaker, needs to obtain clearly by the amplification effect of bis- pole amplifying circuit of PIR level-one amplifying circuit 21 and PIR
PIR signal.
The microwave remote sensor 30 mainly for detection of and receive extraneous signal, include micro- in the microwave amplifiercation circuit 40
Wave level-one amplifying circuit 41 and microwave second amplifying circuit 42, the microwave remote sensor 30 will test in signal by microwave one
Outside is output to by TP16 connection terminal after grade amplifying circuit 41 and the amplification of two pole amplifying circuit of microwave, due to microwave remote sensor
30 microwave signals that detect are weaker, need the amplification effect ability by first order amplifying circuit and the second pole amplifying circuit
Obtain clearly microwave signal.
The single-chip microcontroller processing unit 70 respectively with PIR amplifying circuit 20, microwave amplifiercation circuit 40, remote input circuit 90 and
Alarm and failure output circuit 80 are electrical connected, and receive their signal and are analyzed and processed, then by being output to alarm
In output circuit.
It include photoelectrical coupler 81, varistor 82 and alarm output terminal in the alarm and failure output circuit 80
83, aforementioned single-chip microcontroller processing unit 70 transfers signals on photoelectrical coupler 81, and the photoelectrical coupler 81 is in parallel equipped with pressure-sensitive
Resistance 82,82 both ends of varistor are electrical connected alarm output terminal 83, are issued alarm by alarm output terminal 83.
The remote input circuit 90 includes long-range terminal 91 and filter circuit 92, and the long-range terminal 91 is long-range for receiving
Triggering level, then the long-range terminal 91 transfers signals on filter circuit 92, is connected to single-chip microcontroller followed by output electric property
In processing unit 70.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (6)
1. a kind of detector with remote fault diagnosis function, include pir sensor, PIR amplifying circuit, microwave remote sensor,
Microwave amplifiercation circuit, remote input circuit, PIR self-test signal control circuit, microwave self-test signal control circuit, single-chip microcontroller processing
Unit and alarm and failure output circuit；The PIR amplifying circuit and microwave amplifiercation circuit and single-chip microcontroller processing unit electrical property phase
Even, which is output between PIR level-one amplifying circuit and pir sensor, the microwave self-test signal control
Circuit output processed is between microwave level-one amplifying circuit and microwave remote sensor；It is characterized by: on the single-chip microcontroller processing unit
Increase, which is electrical connected, remote input circuit, PIR self-test signal control circuit, microwave self-test signal control circuit and alarm and event
Hinder output circuit.
2. a kind of detector with remote fault diagnosis function according to claim 1, it is characterised in that: the PIR is put
Big circuit includes PIR level-one amplifying circuit and PIR second amplifying circuit, and aforementioned pir sensor and PIR level-one amplifying circuit are electric
Property be connected, which is electrical connected with PIR second amplifying circuit.
3. a kind of detector with remote fault diagnosis function according to claim 1, it is characterised in that: the microwave is put
Big circuit includes microwave level-one amplifying circuit and microwave second amplifying circuit, and aforementioned microwave remote sensor and the amplification of microwave level-one are electric
Road is electrical connected, which is electrical connected with microwave second amplifying circuit.
4. a kind of detector with remote fault diagnosis function according to claim 1, it is characterised in that: it is described alarm and
It include photoelectrical coupler, varistor ZNR2, resistance R45/R21 and warning output terminal TB2B/ in failure output circuit
TB2C, the pin 1 of the MOS FET relay access 5V voltage, and pin 2 is connected on single-chip microcontroller processing electricity after being connected on resistance R21
Road, to warning output terminal TB2B, pin 4 is direct mutually to be exported to warning output terminal for output after pin 3 is connected on resistance R45
TB2C, and the varistor ZNR2 in parallel of pin 3,4 of the MOS FET relay；The single-chip microcontroller processing circuit is by alarm signal
It number is transferred on MOS FET relay, is exported by warning output terminal TB2B/TB2CL to alarm.
5. a kind of detector with remote fault diagnosis function according to claim 1, it is characterised in that: described long-range defeated
Entering circuit includes resistance R23/R22, inductance L3, diode D3, zener diode ZD1,5V voltage input to the one of resistance R23
End, the other end of resistance R23 is divided into two-way, and with parallel resistance R22 and inductance L3, resistance R22 is connected on single-chip microcontroller processing circuit；
Signal receiving end TB1C is connected on after inductance L3 series diode D3；And between diode D3 and signal receiving end TB1C
It is grounded after having the connected zener diode ZD1 of a node；The signal receiving end TB1C of the remote input circuit is received from long-range one
A triggering level is delivered to single-chip microcontroller processing circuit.
6. a kind of detector with remote fault diagnosis function according to claim 1, it is characterised in that: the single-chip microcontroller
The model R5F10268 of singlechip chip in processing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821843027.7U CN209525748U (en) | 2018-11-09 | 2018-11-09 | A kind of detector with remote fault diagnosis function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821843027.7U CN209525748U (en) | 2018-11-09 | 2018-11-09 | A kind of detector with remote fault diagnosis function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209525748U true CN209525748U (en) | 2019-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821843027.7U Active CN209525748U (en) | 2018-11-09 | 2018-11-09 | A kind of detector with remote fault diagnosis function |
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| Country | Link |
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| CN (1) | CN209525748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115158381A (en) * | 2022-07-11 | 2022-10-11 | 石家庄国祥运输设备有限公司 | Smoke detection control circuit and control method for air conditioning unit of railway vehicle |
-
2018
- 2018-11-09 CN CN201821843027.7U patent/CN209525748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115158381A (en) * | 2022-07-11 | 2022-10-11 | 石家庄国祥运输设备有限公司 | Smoke detection control circuit and control method for air conditioning unit of railway vehicle |
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