CN217484841U - Computer hardware detection device - Google Patents
Computer hardware detection device Download PDFInfo
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- CN217484841U CN217484841U CN202123367015.6U CN202123367015U CN217484841U CN 217484841 U CN217484841 U CN 217484841U CN 202123367015 U CN202123367015 U CN 202123367015U CN 217484841 U CN217484841 U CN 217484841U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The utility model discloses a computer hardware detection device, the device includes: the computer power supply is provided with a current acquisition circuit for acquiring a current value, the current acquisition circuit, the signal conditioning circuit, the analog-to-digital converter, the controller and the relay are sequentially connected, and the relay controls the on-off of the computer power supply; the current acquisition circuit includes: the model is ACS 712's current sensor, input IN1 is all connected to two P + ends of current sensor, output OUT1 is all connected to two P-ends of current sensor, current sensor's VCC end access power, first electric capacity one end is still connected to current sensor's VCC end, first electric capacity other end ground connection, second electric capacity one end is connected to current sensor's FIR end, second electric capacity other end ground connection, current sensor's GND end ground connection. Adopt the utility model discloses, collection current signal that can be accurate, it is right current signal carries out the analysis and controls opening of relay or not.
Description
Technical Field
The utility model relates to a detection area especially relates to a computer hardware detection device.
Background
The development of science and technology is very rapid nowadays, and the use of computer is also more and more extensive, but when computer uses now, the computer power failure leads to the current of output to be unstable easily, and the components and parts of computer cause the harm easily under the unstable condition of current. The existing current detection device cannot accurately acquire and process the power supply current of a computer. Therefore, the utility model provides a computer hardware detection device solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides a computer hardware detection device, which can accurately collect current signals, and analyze the current signals to control the opening of the relay.
Based on this, the utility model provides a computer hardware detection device, the device includes:
the computer power supply is provided with a current acquisition circuit for acquiring a current value, the current acquisition circuit, the signal conditioning circuit, the analog-to-digital converter, the controller and the relay are sequentially connected, and the relay controls the on-off of the computer power supply;
the current acquisition circuit includes: the model is ACS 712's current sensor, input IN1 is all connected to two P + ends of current sensor, output OUT1 is all connected to two P-ends of current sensor, current sensor's VCC end access power, first electric capacity one end is still connected to current sensor's VCC end, first electric capacity other end ground connection, second electric capacity one end is connected to current sensor's FIR end, second electric capacity other end ground connection, current sensor's GND end ground connection.
Wherein the signal conditioning circuit comprises: the operational amplifier comprises an operational amplifier, a two-stage field effect broadband amplifier and a choke coil, wherein one input end of the operational amplifier is respectively connected with one end of a second resistor and one end of a fourth capacitor, the other end of the fourth capacitor is grounded, the other end of the second resistor is respectively connected with one end of a first resistor and one end of a third capacitor, the other end of the third capacitor is connected with the output end of the operational amplifier, the other input end of the operational amplifier is respectively connected with one end of a third resistor and one end of a fourth resistor, the other end of the third resistor is grounded, and the other end of the fourth resistor is connected with the output end of the operational amplifier; the first end of the two-stage field effect broadband amplifier is connected with one end of a seventh capacitor, the other end of the seventh capacitor is connected with one end of a sixth resistor, the other end of the sixth resistor is connected with the output end of the operational amplifier, the second end of the two-stage field effect broadband amplifier is respectively connected with one end of an eighth capacitor, one end of a ninth capacitor and one end of a tenth capacitor through a choke coil, the other end of the eighth capacitor, the other end of the ninth capacitor and the other end of the tenth capacitor are all grounded, the third end of the two-stage field effect broadband amplifier is connected with the output end of the operational amplifier through the sixth capacitor and the fifth resistor, and the fourth end of the two-stage field effect broadband amplifier is grounded.
Wherein, still include between current acquisition circuit and the signal conditioning circuit: an isolation circuit.
Wherein the isolation circuit comprises: a voltage follower.
Wherein the controller includes: a PLC controller.
The utility model discloses in, current sensor changes alternating current into faint DC voltage, operational amplifier among the signal conditioning circuit enlargies the signal, guarantees transmission signal's quality to enlarge 2 times with signal information through the feedback principle. The isolation circuit is used for isolating mutual influence between the front-stage circuit and the rear-stage circuit. The analog-to-digital converter is used for converting an analog signal into a digital signal, the controller judges the digital signal sent by the analog-to-digital converter, whether the signal is within a preset current range or not is judged, and if not, the relay is controlled to control the power supply of the computer to be turned off. Adopt the utility model discloses, the signal that electric current collection electric current gathered is comparatively accurate, signal conditioning circuit further enlargies it for weak signal is convenient after enlargiing the controller is judged. The controller judges that the situation of current instability occurs when the signal is not in the preset current range, and controls the relay to control the power supply of the computer to be turned off in time, so that damage to components of the computer caused by current instability is prevented in time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a computer hardware detection apparatus provided in an embodiment of the present invention;
fig. 2 is a schematic diagram of a current collecting circuit provided by an embodiment of the present invention;
fig. 3 is a schematic diagram of a signal conditioning circuit according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is a schematic diagram of a computer hardware detection apparatus provided in an embodiment of the present invention, the apparatus includes:
the computer power supply is provided with a current acquisition circuit 101 for acquiring a current value, the current acquisition circuit 101, the signal conditioning circuit 102, the analog-to-digital converter 103, the controller 104 and the relay 105 are sequentially connected, and the relay 105 controls the on-off of the computer power supply;
fig. 2 is a schematic diagram of a current collecting circuit provided by the embodiment of the present invention, the current collecting circuit includes: the model is ACS 712's current sensor, input IN1 is all connected to two P + ends of current sensor, output OUT1 is all connected to two P-ends of current sensor, current sensor's VCC end inserts the power, first electric capacity C1 one end is still connected to current sensor's VCC end, first electric capacity C1 other end ground connection, second electric capacity C2 one end is connected to current sensor's FIR end, second electric capacity C2 other end ground connection, current sensor's GND end ground connection.
Fig. 3 is a schematic diagram of a signal conditioning circuit according to an embodiment of the present invention, the signal conditioning circuit includes: the operational amplifier comprises an operational amplifier a, a two-stage field effect broadband amplifier b and a choke coil C, wherein one input end of the operational amplifier a is respectively connected with one end of a second resistor R1 and one end of a fourth capacitor C4, the other end of the fourth capacitor C4 is grounded, the other end of the second resistor R2 is respectively connected with one end of a first resistor R1 and one end of a third capacitor C3, the other end of the third capacitor C3 is connected with the output end of the operational amplifier a, the other input end of the operational amplifier a is respectively connected with one end of a third resistor R3 and one end of a fourth resistor, the other end of the third resistor R3 is grounded, and the other end of the fourth resistor R4 is connected with the output end of the operational amplifier a; the first end of the two-stage field effect broadband amplifier b is connected with one end of a seventh capacitor C7, the other end of the seventh capacitor C7 is connected with one end of a sixth resistor R6, the other end of the sixth resistor R6 is connected with the output end of the operational amplifier, the second end of the two-stage field effect broadband amplifier b is respectively connected with one end of an eighth capacitor C8, one end of a ninth capacitor C9 and one end of a tenth capacitor C10 through a choke coil C, the other end of the eighth capacitor C8, the other end of the ninth capacitor C9 and the other end of the tenth capacitor C10 are all grounded, the third end of the two-stage field effect broadband amplifier b is connected with the output end of the operational amplifier b through the sixth capacitor C6 and a fifth resistor R5, and the fourth end of the two-stage field effect broadband amplifier b is grounded.
Wherein, still include between current acquisition circuit and the signal conditioning circuit: an isolation circuit.
Wherein the isolation circuit comprises: a voltage follower.
Wherein the controller includes: a PLC controller.
The utility model discloses in, current sensor changes alternating current into faint DC voltage, operational amplifier among the signal conditioning circuit enlargies the signal, guarantees transmission signal's quality to enlarge 2 times with signal information through the feedback principle. The isolation circuit is used for isolating mutual influence between the front-stage circuit and the rear-stage circuit. The analog-to-digital converter is used for converting an analog signal into a digital signal, the controller judges the digital signal sent by the analog-to-digital converter, whether the signal is within a preset current range or not is judged, and if not, the relay is controlled to control the power supply of the computer to be turned off. Adopt the utility model discloses, the signal that electric current collection electric current gathered is comparatively accurate, signal conditioning circuit further enlargies it for weak signal is convenient after enlargiing the controller is judged. The controller judges that the situation of current instability occurs when the signal is not in the preset current range, and controls the relay to control the power supply of the computer to be turned off in time, so that damage to components of the computer caused by current instability is prevented in time.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (5)
1. A computer hardware detection apparatus, comprising:
the computer power supply is provided with a current acquisition circuit for acquiring a current value, the current acquisition circuit, the signal conditioning circuit, the analog-to-digital converter, the controller and the relay are sequentially connected, and the relay controls the on-off of the computer power supply;
the current acquisition circuit includes: the model is ACS 712's current sensor, input IN1 is all connected to two P + ends of current sensor, output OUT1 is all connected to two P-ends of current sensor, current sensor's VCC end access power, first electric capacity one end is still connected to current sensor's VCC end, first electric capacity other end ground connection, second electric capacity one end is connected to current sensor's FIR end, second electric capacity other end ground connection, current sensor's GND end ground connection.
2. The computer hardware detection apparatus of claim 1, wherein the signal conditioning circuit comprises: the operational amplifier comprises an operational amplifier, a two-stage field effect broadband amplifier and a choke coil, wherein one input end of the operational amplifier is respectively connected with one end of a second resistor and one end of a fourth capacitor, the other end of the fourth capacitor is grounded, the other end of the second resistor is respectively connected with one end of a first resistor and one end of a third capacitor, the other end of the third capacitor is connected with the output end of the operational amplifier, the other input end of the operational amplifier is respectively connected with one end of a third resistor and one end of a fourth resistor, the other end of the third resistor is grounded, and the other end of the fourth resistor is connected with the output end of the operational amplifier; the first end of the two-stage field effect broadband amplifier is connected with one end of a seventh capacitor, the other end of the seventh capacitor is connected with one end of a sixth resistor, the other end of the sixth resistor is connected with the output end of the operational amplifier, the second end of the two-stage field effect broadband amplifier is respectively connected with one end of an eighth capacitor, one end of a ninth capacitor and one end of a tenth capacitor through a choke coil, the other end of the eighth capacitor, the other end of the ninth capacitor and the other end of the tenth capacitor are all grounded, the third end of the two-stage field effect broadband amplifier is connected with the output end of the operational amplifier through the sixth capacitor and the fifth resistor, and the fourth end of the two-stage field effect broadband amplifier is grounded.
3. The computer hardware detection apparatus of claim 1, further comprising, between the current acquisition circuit and the signal conditioning circuit: an isolation circuit.
4. The computer hardware detection apparatus of claim 3, wherein the isolation circuit comprises: a voltage follower.
5. The computer hardware detection apparatus of any of claims 1-4, wherein the controller comprises: a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367015.6U CN217484841U (en) | 2021-12-30 | 2021-12-30 | Computer hardware detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367015.6U CN217484841U (en) | 2021-12-30 | 2021-12-30 | Computer hardware detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217484841U true CN217484841U (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123367015.6U Active CN217484841U (en) | 2021-12-30 | 2021-12-30 | Computer hardware detection device |
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| CN (1) | CN217484841U (en) |
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2021
- 2021-12-30 CN CN202123367015.6U patent/CN217484841U/en active Active
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