CN106338698A - Computer power supply fault detection system - Google Patents

Computer power supply fault detection system Download PDF

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Publication number
CN106338698A
CN106338698A CN201610748202.3A CN201610748202A CN106338698A CN 106338698 A CN106338698 A CN 106338698A CN 201610748202 A CN201610748202 A CN 201610748202A CN 106338698 A CN106338698 A CN 106338698A
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CN
China
Prior art keywords
power supply
voltage
circuit
computer power
magnitude
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.)
Pending
Application number
CN201610748202.3A
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Chinese (zh)
Inventor
温九江
袁松平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangxi Xiaocao Information Industry Co Ltd
Original Assignee
Guangxi Xiaocao Information Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangxi Xiaocao Information Industry Co Ltd filed Critical Guangxi Xiaocao Information Industry Co Ltd
Priority to CN201610748202.3A priority Critical patent/CN106338698A/en
Publication of CN106338698A publication Critical patent/CN106338698A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40Testing power supplies

Abstract

The invention relates to a computer power supply fault detection system, relates to the field of computer power supply fault detection, and can detect computer power supply faults and take a power-off measure in time. The computer power supply fault detection system comprises a voltage acquisition circuit, an A/D converting circuit, a control circuit and a circuit breaker. The voltage acquisition signal output end of the voltage acquisition circuit is connected with the voltage acquisition signal input end of the A/D converting circuit; the voltage acquisition signal output end of the A/D converting circuit is connected with the voltage acquisition signal input end of the control circuit; and the control signal output end of the control circuit is connected with the control signal input end of the circuit breaker. By detecting voltage parameters under the computer power supply operating state, whether a computer is in a normal operating state is judged; and once the computer is in an abnormal operating state, the circuit breaker is controlled to carry out power-off operation immediately.

Description

A kind of computer power supply fault detection system
Technical field
The present invention relates to computer power supply field of fault detection.
Background technology
Computer has become as requisite instrument in people's daily life, either obtains news information, still enters Row scientific research is created, and is required in many cases relying on computer to realize.And when during people's routine use computer The problem of power failure often can occur, the electricity when power consumption is excessive, required for the power output of power supply can be led to cannot to meet During pressure power, arise that the situation of short interruption, when if just taking measures when there is above-mentioned situation being In evening, accordingly, it would be desirable to a kind of process of computer power supply fault detect, anticipation in advance can be carried out to power failure.
There are the system and method that many can be detected to power failure at present, but mostly all simply end in detection To power failure, manual operation is then needed for the power-off measure subsequently taken, when computer nearby nobody when, then even if Detection be out of order also correspond to useless.
Content of the invention
The technical problem to be solved is to provide a kind of computer power supply fault detection system, can be to computer Power failure is detected and is taken power-off measure in time.
The technical scheme is that a kind of computer power supply fault detection system, it wraps Include voltage collection circuit, a/d change-over circuit, control circuit and disconnect switch, the voltage acquisition signal of described voltage collection circuit Output end is connected with the voltage acquisition signal input part of a/d change-over circuit, the voltage acquisition signal output part of a/d change-over circuit with The connection of voltage acquisition signal input part, the control signal output end of control circuit and the control signal of disconnect switch of control circuit Input connects;
Voltage collection circuit, for the voltage parameter under collecting computer power supply running status;
A/d change-over circuit, the voltage parameter for sending to voltage collection circuit carries out analog-to-digital conversion;
Control circuit, refers to for the voltage parameter under computer power supply running status is analyzed with generation control after processing Order;
Disconnect switch, for the generation action when control circuit sends the control instruction cut off the electricity supply and to cut off calculating dynamo-electric Source.
The invention has the beneficial effects as follows: computer power supply fault detection system of the present invention is by computer power supply Voltage parameter under running status is detected, and then judges whether this computer-chronograph is in normal operating condition, once going out During existing improper running status, control disconnect switch execution de-energizing actions immediately, to ensure personal safety as well as the property safety, can not only Fault is detected additionally it is possible to react in time.
On the basis of technique scheme, the present invention can also do following improvement.
Further, the control module realized containing software inside described control circuit, described control module includes:
Magnitude of voltage presetting module, for presetting the magnitude of voltage under computer power supply normal operating condition;
Magnitude of voltage comparison module, for entering the magnitude of voltage under current computer power supply running status and default magnitude of voltage Row compares;
Directive generation module, the comparative result according to magnitude of voltage generates corresponding control instruction.
Beneficial effect using above-mentioned further scheme is: by running the magnitude of voltage under current operating conditions with normal Magnitude of voltage under state is compared, and then knows whether current operating conditions are normal operating condition, when voltage occurs extremely When, can know in advance and take action.
Further, the control instruction generating in described directive generation module includes:
Magnitude of voltage phase under magnitude of voltage under current computer power supply running status and computer power supply normal operating condition Meanwhile, generate the control instruction of disconnect switch prohibited acts;
Magnitude of voltage under current computer power supply running status and the magnitude of voltage under computer power supply normal operating condition are not When identical, generate the control instruction of disconnect switch action immediately.
Beneficial effect using above-mentioned further scheme is: when current computer is in normal operating condition, need not be to meter Calculate electromechanical source and take any operation, when being in abnormal operational conditions, cut off the electricity supply in time.
Further, described system also includes display circuit (5), the display signal input part of described display circuit (5) and control The display signal output part of circuit processed connects.
Beneficial effect using above-mentioned further scheme is: fault can be shown, enable a user to obtain in time Know the running status of power supply.
Further, described system also includes warning circuit (6), the alarm signal input of described warning circuit (6) and control The display signal output part of circuit processed connects.
Beneficial effect using above-mentioned further scheme is: by warning circuit (6) to computer user or periphery people Member is reported to the police, to realize warning function.
Further, described warning circuit (6) adopts audio alert or buzzing to report to the police and realize.
Brief description
Fig. 1 is the principle schematic of the computer power supply fault detection system described in the embodiment of the present invention;
Fig. 2 is the principle schematic of the control circuit 3 described in the embodiment of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, voltage collection circuit, 2, a/d change-over circuit, 3, control circuit, 4, disconnect switch, 5, display circuit, 6, report to the police Circuit, 7, magnitude of voltage presetting module, 8, magnitude of voltage comparison module, 9, directive generation module.
Specific embodiment
Below in conjunction with accompanying drawing, the principle of the present invention and feature are described, example is served only for explaining the present invention, and Non- for limiting the scope of the present invention.
Embodiment 1
As shown in figure 1, the present embodiment proposes a kind of computer power supply fault detection system, described system includes voltage and adopts Collector 1, a/d change-over circuit 2, control circuit 3 and disconnect switch 4, the voltage acquisition signal output of described voltage collection circuit 1 End is connected with the voltage acquisition signal input part of a/d change-over circuit 2, the voltage acquisition signal output part of a/d change-over circuit 2 and control The voltage acquisition signal input part of circuit 3 processed connects, the control letter of the control signal output end of control circuit 3 and disconnect switch 4 Number input connects;
Voltage collection circuit 1, for the voltage parameter under collecting computer power supply running status;
A/d change-over circuit 2, the voltage parameter for sending to voltage collection circuit 1 carries out analog-to-digital conversion;
Control circuit 3, controls for being analyzed to the voltage parameter under computer power supply running status generating after processing Instruction;
Disconnect switch 4, for the generation action when control circuit 3 sends the control instruction cut off the electricity supply and cut off computer Power supply.
Preferably, described system also includes display circuit 5, the display signal input part of described display circuit 5 and control electricity The display signal output part on road 3 connects.Fault is shown, enables a user to know the running status of power supply in time.
Preferably, described system also includes warning circuit 6, the alarm signal input of described warning circuit 6 and control electricity The display signal output part on road 3 connects.By warning circuit 6, computer user or periphery personnel are reported to the police, to realize Warning function.Described warning circuit 6 adopts audio alert or buzzing to report to the police and realize.
Be more than by magnitude of voltage judge computer power supply system whether there is fault, implement process as shown in Fig. 2 The control module realized containing software inside described control circuit 3, described control module includes:
Magnitude of voltage presetting module 7, for presetting the magnitude of voltage under computer power supply normal operating condition;
Magnitude of voltage comparison module 8, for by the magnitude of voltage under current computer power supply running status and default magnitude of voltage It is compared;
Directive generation module 9, the comparative result according to magnitude of voltage generates corresponding control instruction, particularly as follows:
Magnitude of voltage phase under magnitude of voltage under current computer power supply running status and computer power supply normal operating condition Meanwhile, generate the control instruction of disconnect switch 4 prohibited acts;
Magnitude of voltage under current computer power supply running status and the magnitude of voltage under computer power supply normal operating condition are not When identical, generate the control instruction of disconnect switch 4 action immediately.
By being compared the magnitude of voltage under current operating conditions with the magnitude of voltage under normal operating condition, and then know Whether current operating conditions are normal operating condition, when voltage abnormal, can know in advance and take action.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and Within principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.

Claims (6)

1. a kind of computer power supply fault detection system is it is characterised in that it includes voltage collection circuit (1), a/d change-over circuit (2), control circuit (3) and disconnect switch (4), the voltage acquisition signal output part of described voltage collection circuit (1) is changed with a/d The connection of voltage acquisition signal input part, the voltage acquisition signal output part of a/d change-over circuit (2) and the control circuit of circuit (2) (3) voltage acquisition signal input part connects, the control letter of the control signal output end of control circuit (3) and disconnect switch (4) Number input connects;
Voltage collection circuit (1), for the voltage parameter under collecting computer power supply running status;
A/d change-over circuit (2), the voltage parameter for sending to voltage collection circuit (1) carries out analog-to-digital conversion;
Control circuit (3), refers to for the voltage parameter under computer power supply running status is analyzed with generation control after processing Order;
Disconnect switch (4), for the generation action when control circuit (3) sends the control instruction cut off the electricity supply and cut off computer Power supply.
2. a kind of computer power supply fault detection system according to claim 1 is it is characterised in that described control circuit (3) the internal control module realized containing software, described control module includes:
Magnitude of voltage presetting module (7), for presetting the magnitude of voltage under computer power supply normal operating condition;
Magnitude of voltage comparison module (8), for entering the magnitude of voltage under current computer power supply running status and default magnitude of voltage Row compares;
Directive generation module (9), the comparative result according to magnitude of voltage generates corresponding control instruction.
3. a kind of computer power supply fault detection system according to claim 2 is it is characterised in that described instruction generates mould The control instruction generating in block (9) includes:
When magnitude of voltage under current computer power supply running status is identical with the magnitude of voltage under computer power supply normal operating condition, Generate the control instruction of disconnect switch (4) prohibited acts;
Magnitude of voltage under current computer power supply running status and the magnitude of voltage under computer power supply normal operating condition differ When, generate the control instruction of disconnect switch (4) action immediately.
4. a kind of computer power supply fault detection system according to claim 3 is it is characterised in that this system also includes showing Show circuit (5), the display signal input part of described display circuit (5) is connected with the display signal output part of control circuit (3).
5. a kind of computer power supply fault detection system according to claim 4 is it is characterised in that this system also includes reporting Alert circuit (6), the alarm signal input of described warning circuit (6) is connected with the display signal output part of control circuit (3).
6. a kind of computer power supply fault detection system according to claim 5 is it is characterised in that described warning circuit (6) audio alert or buzzing is adopted to report to the police and realize.
CN201610748202.3A 2016-08-28 2016-08-28 Computer power supply fault detection system Pending CN106338698A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610748202.3A CN106338698A (en) 2016-08-28 2016-08-28 Computer power supply fault detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610748202.3A CN106338698A (en) 2016-08-28 2016-08-28 Computer power supply fault detection system

Publications (1)

Publication Number Publication Date
CN106338698A true CN106338698A (en) 2017-01-18

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CN201610748202.3A Pending CN106338698A (en) 2016-08-28 2016-08-28 Computer power supply fault detection system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110440833A (en) * 2019-09-03 2019-11-12 中核核电运行管理有限公司 Chromacoder and signal transducer card
CN110687472A (en) * 2019-11-08 2020-01-14 腾讯科技(深圳)有限公司 Power supply monitoring device, electronic equipment, power supply monitoring method and storage medium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101195346A (en) * 2006-12-08 2008-06-11 研华股份有限公司 Vehicle mounted electric power monitoring method
CN201311634Y (en) * 2008-12-03 2009-09-16 东莞市金翔电器设备有限公司 Computer power source tester with voice broadcast function
CN101614795A (en) * 2009-07-21 2009-12-30 北京中纺锐力机电有限公司 A kind of default-phase signal detection circuit for three-phase power
CN101923146A (en) * 2009-06-11 2010-12-22 鸿富锦精密工业(深圳)有限公司 Power supply test control device
CN202133763U (en) * 2011-06-30 2012-02-01 陈洪光 Power supply fault detection information system
CN102375129A (en) * 2010-08-17 2012-03-14 鸿富锦精密工业(深圳)有限公司 Power supply testing circuit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101195346A (en) * 2006-12-08 2008-06-11 研华股份有限公司 Vehicle mounted electric power monitoring method
CN201311634Y (en) * 2008-12-03 2009-09-16 东莞市金翔电器设备有限公司 Computer power source tester with voice broadcast function
CN101923146A (en) * 2009-06-11 2010-12-22 鸿富锦精密工业(深圳)有限公司 Power supply test control device
CN101614795A (en) * 2009-07-21 2009-12-30 北京中纺锐力机电有限公司 A kind of default-phase signal detection circuit for three-phase power
CN102375129A (en) * 2010-08-17 2012-03-14 鸿富锦精密工业(深圳)有限公司 Power supply testing circuit
CN202133763U (en) * 2011-06-30 2012-02-01 陈洪光 Power supply fault detection information system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110440833A (en) * 2019-09-03 2019-11-12 中核核电运行管理有限公司 Chromacoder and signal transducer card
CN110687472A (en) * 2019-11-08 2020-01-14 腾讯科技(深圳)有限公司 Power supply monitoring device, electronic equipment, power supply monitoring method and storage medium

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Application publication date: 20170118