CN206224453U - A kind of multi-functional computer fault alarm device - Google Patents
A kind of multi-functional computer fault alarm device Download PDFInfo
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- CN206224453U CN206224453U CN201621336674.XU CN201621336674U CN206224453U CN 206224453 U CN206224453 U CN 206224453U CN 201621336674 U CN201621336674 U CN 201621336674U CN 206224453 U CN206224453 U CN 206224453U
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- China
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- diode
- resistance
- electric capacity
- fault alarm
- alarm device
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Abstract
The utility model discloses a kind of multi-functional computer fault alarm device, including photoelectrical coupler T, the input of the photoelectrical coupler T is connected to one end and the monitoring device of resistance R1, and the other end of resistance R1 is connected with monitoring device, the VCC ends of the photoelectrical coupler T are connected with+5V power supplys, and the output end of photoelectrical coupler T is connected with one end of resistance R2, the other end of the resistance R2 is connected to one end of electric capacity C1, the negative pole of diode D1 and the negative pole of diode D2, and the other end of electric capacity C1 is connected to 1 pin of triode Q1, one end of+12V power supplys and inductance L1, 3 pins of the triode Q1 and the other end of inductance L1 are grounded.The utility model can either amplify monitoring signals, improve detection accuracy, and antijamming capability can be improved again, and the influence of extraneous factor is greatly lowered, and simple structure, function is various, easy to use, low cost.
Description
Technical field
The utility model is related to field of computer technology, more particularly to a kind of multi-functional computer fault alarm device.
Background technology
Computer fault alarm device is detected for the failure to computer, is alarmed when failures are detected
The appliance arrangement of prompting, with the development of science and technology people have requirement higher to computer fault alarm device.
Existing computer fault alarm device mostly can not amplification detection signal, it is impossible to enough to improve detection accuracy,
And the antijamming capability of device can not be improved, the alarm signal for making mistake easily is issued in extraneous interference, therefore, Wo Menti
A kind of multi-functional computer fault alarm device is gone out for solving the above problems.
Utility model content
The purpose of this utility model is and a kind of multi-functional meter for proposing in order to solve shortcoming present in prior art
Calculation machine accident warning device.
To achieve these goals, the utility model employs following technical scheme：
A kind of multi-functional computer fault alarm device, including photoelectrical coupler T, the input of the photoelectrical coupler T
End is connected to one end and the monitoring device of resistance R1, and the other end of resistance R1 is connected with monitoring device, the smooth thermocouple
The VCC ends of clutch T are connected with+5V power supplys, and the output end of photoelectrical coupler T is connected with one end of resistance R2, the resistance R2
The other end be connected to the negative pole of one end of electric capacity C1, the negative pole of diode D1 and diode D2, and electric capacity C1's is another
End is connected to one end of 1 pin ,+12V power supplys and inductance L1 of triode Q1,3 pins and inductance of the triode Q1
The other end of L1 is grounded, and 2 pins of triode Q1 are connected to one end of resistance R3, the positive pole of diode D3 and two poles
The positive pole of pipe D4, the negative pole of the diode D3 is connected with the positive pole of diode D1, and diode D4 negative pole and diode D2
Positive pole connection, the other end of the resistance R3 is connected with the input of MCU；The output end of the MCU is connected to resistance
One end of R4, one end of electric capacity C2, the negative pole of 3 pins, one end of inductance L2 and diode D5 of relay Q2, and electric capacity C2's
The other end is grounded, and the other end of the resistance R4 is connected with 1 pin of relay Q2, and 2 pins of relay Q2 be connected with+
12V power supplys, the other end of the inductance L2 and the positive pole of diode D5 are connected to two ends and the alarm lamp LED of resistance R5
Two ends, and one end of the positive pole, one end of resistance R5 and alarm lamp LED of diode D5 is grounded.
Preferably, the junction of the junction, diode D2 and diode D4 of the diode D1 and diode D3 connects
It is connected to power port.
Preferably, the electric capacity C1, inductance L1, triode Q1 and resistance R3 constitute amplifying circuit.
Preferably, the diode D1, diode D2, diode D3 and diode D4 constitute anti-jamming circuit.
Preferably, the resistance of the resistance R1, resistance R2, resistance R3, resistance R4 and resistance R5 is respectively 10K Ω, 20K
Ω, 10K Ω, 15K Ω and 10K Ω.
Preferably, the capacitance of the electric capacity C1 and electric capacity C2 is respectively 20uF and 40uF.
Preferably, the MCU be single-chip microcomputer, and single-chip microcomputer model AT89C51.
In the utility model, a kind of multi-functional computer fault alarm device passes through electric capacity C1, inductance L1, three poles
The amplifying circuit that pipe Q1 and resistance R3 is constituted can amplify monitoring signals of the monitoring device to computer glitch, improve detection accurate
Degree, the anti-jamming circuit being made up of diode D1, diode D2, diode D3 and diode D4 can improve anti-interference energy
Power, is greatly lowered the interference that extraneous factor is caused to device, it is to avoid influence detection accuracy, the utility model can either amplify
Monitoring signals, improve detection accuracy, and antijamming capability can be improved again, and the influence of extraneous factor, structure letter is greatly lowered
Single, function is various, easy to use, low cost.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of multi-functional computer fault alarm device circuit theory diagrams.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1, a kind of multi-functional computer fault alarm device, including photoelectrical coupler T, photoelectrical coupler T's
Input is connected to one end and the monitoring device of resistance R1, and the other end of resistance R1 is connected with monitoring device, light thermocouple
The VCC ends of clutch T are connected with+5V power supplys, and the output end of photoelectrical coupler T is connected with one end of resistance R2, and resistance R2's is another
One end is connected to the negative pole of one end of electric capacity C1, the negative pole of diode D1 and diode D2, and the other end of electric capacity C1 divides
It is not connected with one end of 1 pin ,+12V power supplys and inductance L1 of triode Q1,3 pins of triode Q1 and inductance L1's is another
End is grounded, and 2 pins of triode Q1 are being connected to one end of resistance R3, the positive pole of diode D3 and diode D4 just
Pole, the negative pole of diode D3 is connected with the positive pole of diode D1, and the negative pole of diode D4 is connected with the positive pole of diode D2, electricity
The other end for hindering R3 is connected with the input of MCU；The output end of MCU be connected to one end of resistance R4, one end of electric capacity C2,
The negative pole of 3 pins, one end of inductance L2 and diode D5 of relay Q2, and electric capacity C2 the other end ground connection, resistance R4's is another
One end is connected with 1 pin of relay Q2, and 2 pins of relay Q2 are connected with+12V power supplys, the other end of inductance L2 and two
The positive pole of pole pipe D5 is connected to the two ends of resistance R5 and the two ends of alarm lamp LED, and the positive pole of diode D5, resistance R5
One end of one end and alarm lamp LED are grounded, a kind of multi-functional computer fault alarm device by electric capacity C1, inductance L1,
The amplifying circuit that triode Q1 and resistance R3 is constituted can amplify monitoring signals of the monitoring device to computer glitch, improve detection
Accuracy, the anti-jamming circuit being made up of diode D1, diode D2, diode D3 and diode D4 can improve anti-interference
Ability, is greatly lowered the interference that extraneous factor is caused to device, it is to avoid influence detection accuracy, the utility model can either be put
Big monitoring signals, improve detection accuracy, and antijamming capability can be improved again, and the influence of extraneous factor, structure is greatly lowered
Simply, function is various, easy to use, low cost.
In the utility model, the junction of the junction, diode D2 and diode D4 of diode D1 and diode D3 is equal
Be connected with power port, electric capacity C1, inductance L1, triode Q1 and resistance R3 constitute amplifying circuit, diode D1, diode D2,
Diode D3 and diode D4 constitutes anti-jamming circuit, the resistance point of resistance R1, resistance R2, resistance R3, resistance R4 and resistance R5
Not Wei 10K Ω, 20K Ω, 10K Ω, 15K Ω and 10K Ω, the capacitance of electric capacity C1 and electric capacity C2 is respectively 20uF and 40uF, MCU are
Single-chip microcomputer, and single-chip microcomputer model AT89C51, a kind of multi-functional computer fault alarm device pass through electric capacity C1, inductance
The amplifying circuit that L1, triode Q1 and resistance R3 are constituted can amplify monitoring signals of the monitoring device to computer glitch, improve
Detection accuracy, the anti-jamming circuit being made up of diode D1, diode D2, diode D3 and diode D4 can improve anti-
Interference performance, is greatly lowered the interference that extraneous factor is caused to device, it is to avoid influence detection accuracy, the utility model can
Enough amplify monitoring signals, improve detection accuracy, antijamming capability can be improved again, the influence of extraneous factor is greatly lowered,
Simple structure, function is various, easy to use, low cost.
In the utility model, monitoring device is monitored to computer, the amplified circuit of monitoring signals and anti-jamming circuit
Transmit to MCU, when monitoring device detects the failure of computer, MCU control relays closure turns on+12V power supplys with alarm
Connection between lamp LED ,+12V power supplys are powered for alarm lamp LED, and alarm lamp LED is lighted, and carry out alarm.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any one skilled in the art in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (7)
1. a kind of multi-functional computer fault alarm device, including photoelectrical coupler T, it is characterised in that the photoelectric coupling
The input of device T is connected to one end and the monitoring device of resistance R1, and the other end of resistance R1 is connected with monitoring device, institute
The VCC ends for stating photoelectrical coupler T are connected with+5V power supplys, and the output end of photoelectrical coupler T is connected with one end of resistance R2, institute
The other end for stating resistance R2 is connected to the negative pole of one end of electric capacity C1, the negative pole of diode D1 and diode D2, and electric capacity
The other end of C1 is connected to one end of 1 pin ,+12V power supplys and inductance L1 of triode Q1, and the 3 of the triode Q1 draws
The other end of pin and inductance L1 is grounded, and 2 pins of triode Q1 are being connected to one end of resistance R3, diode D3 just
Pole and the positive pole of diode D4, the negative pole of the diode D3 are connected with the positive pole of diode D1, and the negative pole of diode D4 with
The positive pole connection of diode D2, the other end of the resistance R3 is connected with the input of MCU；The output end of the MCU connects respectively
One end, one end of electric capacity C2, the negative pole of 3 pins, one end of inductance L2 and diode D5 of relay Q2 of resistance R4 are connected to, and
The other end ground connection of electric capacity C2, the other end of the resistance R4 is connected with 1 pin of relay Q2, and relay Q2 2 pins
+ 12V power supplys are connected with, the other end of the inductance L2 and the positive pole of diode D5 are connected to two ends and the alarm of resistance R5
The two ends of lamp LED, and one end of the positive pole, one end of resistance R5 and alarm lamp LED of diode D5 is grounded.
2. a kind of multi-functional computer fault alarm device according to claim 1, it is characterised in that the diode
The junction of the junction, diode D2 and diode D4 of D1 and diode D3 is respectively connected with power port.
3. a kind of multi-functional computer fault alarm device according to claim 1, it is characterised in that the electric capacity
C1, inductance L1, triode Q1 and resistance R3 constitute amplifying circuit.
4. a kind of multi-functional computer fault alarm device according to claim 1, it is characterised in that the diode
D1, diode D2, diode D3 and diode D4 constitute anti-jamming circuit.
5. a kind of multi-functional computer fault alarm device according to claim 1, it is characterised in that the resistance
The resistance of R1, resistance R2, resistance R3, resistance R4 and resistance R5 is respectively 10K Ω, 20K Ω, 10K Ω, 15K Ω and 10K Ω.
6. a kind of multi-functional computer fault alarm device according to claim 1, it is characterised in that the electric capacity C1
20uF and 40uF are respectively with the capacitance of electric capacity C2.
7. a kind of multi-functional computer fault alarm device according to claim 1, it is characterised in that the MCU is
Single-chip microcomputer, and single-chip microcomputer model AT89C51.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621336674.XU CN206224453U (en) | 2016-12-07 | 2016-12-07 | A kind of multi-functional computer fault alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621336674.XU CN206224453U (en) | 2016-12-07 | 2016-12-07 | A kind of multi-functional computer fault alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206224453U true CN206224453U (en) | 2017-06-06 |
Family
ID=58784687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621336674.XU Expired - Fee Related CN206224453U (en) | 2016-12-07 | 2016-12-07 | A kind of multi-functional computer fault alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206224453U (en) |
-
2016
- 2016-12-07 CN CN201621336674.XU patent/CN206224453U/en not_active Expired - Fee Related
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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: 20170606 Termination date: 20201207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |