CN201754264U - Computer power monitoring device and computer - Google Patents
Computer power monitoring device and computer Download PDFInfo
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- CN201754264U CN201754264U CN2010201466646U CN201020146664U CN201754264U CN 201754264 U CN201754264 U CN 201754264U CN 2010201466646 U CN2010201466646 U CN 2010201466646U CN 201020146664 U CN201020146664 U CN 201020146664U CN 201754264 U CN201754264 U CN 201754264U
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- main frame
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Abstract
The utility model provides a computer power monitoring device and a computer. The computer power monitoring device comprises a main unit input cable connected with a main unit of the computer and used for providing power for the main unit, and a current detecting unit positioned on the main unit input cable and used for detecting current of the main unit input cable and generating and outputting control signals according to the current, wherein the control signals are used for disconnecting or connecting power provided for external equipment. After applying the provided technical scheme, the current detecting unit generates the control signals according to power supply condition of the computer main unit, and the control signals control power supply of the computer external equipment, thereby synchronizing power supplies for the main unit and the external equipment, saving power and increasing working efficiency. Further, the current detecting unit positioned on the main unit input cable requires no participation of the main unit, and thereby the whole control process is independent of internal circuits of the main unit instead of working condition of the main unit.
Description
Technical field
The utility model relates to the computer power supply technology, is meant a kind of computer power supply monitoring device and computing machine especially.
Background technology
Computing machine also comprises a plurality of external units as display, audio amplifier, router etc. except that main frame.These external units all need alternating current, and when main frame was closed, outage still can be not in running order simultaneously for these peripheral hardwares, produces energy resource consumption; And, when opening computing machine, can not work if peripheral hardware does not power on.
In the prior art, can on power supply, carry a 220v and export to display usefulness, perhaps carry a plurality of 220v outputs, control each 220v output by a plurality of output switches that are positioned at the cabinet front portion.
The inventor is in realizing process of the present utility model, find that there are the following problems at least in the prior art: in the process that main frame is closed and opened, realization that can't be simultaneously flexible causes wasting electric weight and relies on manual operation power supply is controlled the power supply control of this computer peripheral.
The utility model content
The purpose of this utility model provides a kind of computer power supply monitoring device and computing machine, is used for the power supply situation according to main frame, and the power supply of this computer peripheral is controlled.
A kind of computer power supply monitoring device comprises: main frame input cable, be connected with the main frame of computing machine, and be used to main frame that electric power is provided; Current detecting unit is positioned on the described main frame input cable, is used to detect the size of current of described main frame input cable, and generates control signal and output according to size of current; Wherein, described control signal is used to cut off or connect the electric power that offers external unit.
In the described computer power supply monitoring device, also comprise: peripheral hardware input cable, be connected with the external unit of computing machine, be used to described external unit that electric power is provided; Switch is positioned on the described peripheral hardware input cable, and is connected with current detecting unit, according to cut off or connect described peripheral hardware input cable from the control signal of described current detecting unit.
In the described computer power supply monitoring device, current detecting unit comprises: current detection circuit is connected circuit with the shutoff that is connected with described current detection circuit.
In the described computer power supply monitoring device, described current detection circuit comprises: current sense transformer, circuit load resistance and control signal maker; The input end of described current sense transformer connects described main frame input cable, and output terminal connects described circuit load resistance; The input end of described control signal maker is connected across on the described circuit load resistance, and output terminal is exported described control signal.
In the described computer power supply monitoring device, described shutoff is connected circuit and is comprised triode, relay; Described triode is connected with described relay, and an end of described triode is imported described control signal, and connects or turn-off the switch of described relay according to having or not of described control signal.
A kind of computing machine comprises: main frame, be connected with described main frame input cable, and be used to carry out computing; External unit is connected with described peripheral hardware input cable, is used to carry out the task that main frame is paid; Also comprise: main frame input cable, be connected with the main frame of computing machine, be used to main frame that electric power is provided; Current detecting unit is positioned on the described main frame input cable, is used to detect the size of current of described main frame input cable, and generates control signal and output according to size of current; Peripheral hardware input cable is connected with the external unit of computing machine, is used to described external unit that electric power is provided; Switch is positioned on the described peripheral hardware input cable, and is connected with current detecting unit, according to cut off or connect described peripheral hardware input cable from the control signal of described current detecting unit.
In the described computing machine, described control signal comprises cut-off signals and connection signal; Described cut-off signals produces during less than first threshold in described size of current; Described connection signal produces during more than or equal to second threshold value in described size of current.
In the described computing machine, described current detection circuit comprises: current sense transformer, circuit load resistance and control signal maker; The input end of described current sense transformer connects described main frame input cable, and output terminal connects described circuit load resistance; The input end of described control signal maker is connected across on the described circuit load resistance, and output terminal is exported described control signal.
In the described computing machine, described shutoff is connected circuit and is comprised triode, relay; Described triode is connected with described relay, and an end of described triode is imported described control signal, and connects or turn-off the switch of described relay according to having or not of described control signal.
The technical scheme that is provided is provided, and current detecting unit generates control signal according to the power supply situation of main frame, this control signal is controlled the power supply of this computer peripheral, feasible power supply to main frame and external unit realizes having saved electric power synchronously, has improved work efficiency; And, because current detecting unit is positioned on the main frame input cable, do not need the participation of main frame, so whole control process do not rely on the main frame internal circuit, only depend on the duty of main frame.
Description of drawings
Fig. 1 is the utility model computer power supply structural representation one;
Fig. 2 is the utility model computer power supply structural representation two;
Fig. 3 is the utility model computer organization synoptic diagram;
Fig. 4 is the structural representation of the LTC1966 of the utility model current sense transformer employing;
Fig. 5 connects electrical block diagram one for the utility model turn-offs;
Fig. 6 connects electrical block diagram two for the utility model turn-offs.
Embodiment
For making the purpose of this utility model, technical characterictic and implementation result clearer, below in conjunction with the accompanying drawings and the specific embodiments the technical solution of the utility model is described in detail.
Among the embodiment that the utility model provides, provide a kind of computer power supply, as shown in Figure 1, comprising:
Main frame input cable 101 is connected with the main frame 106 of computing machine, is used to main frame 106 that electric power is provided;
Wherein, described control signal is used to cut off or connect the electric power that offers external unit.
The technical scheme that is provided is provided, and current detecting unit 102 generates control signal according to the power supply situation of main frame, this control signal is controlled the power supply of this computer peripheral, feasible power supply to main frame and external unit realizes having saved electric power synchronously, has improved work efficiency; And, because current detecting unit 102 is positioned on the main frame input cable 101, do not need the participation of main frame, so whole control process do not rely on the main frame internal circuit, only depend on the duty of main frame.
As shown in Figure 2, also comprise:
Peripheral hardware input cable 103 is used for being connected with the external unit 105 of computing machine, for external unit 105 provides electric power;
In the technical scheme that is provided, when the size of current of main frame input cable 101 during less than first threshold, show that main frame is in holding state, at this moment, external unit 105 does not need work, so the control signal that current detecting unit 102 generates is a cut-off signals; The size of current of main frame input cable 101 shows that main frame is in open state during more than or equal to second threshold value, and at this moment, external unit might need work, so the control signal that current detecting unit 102 generates is a connection signal.Usually, first threshold equates with second threshold value.
Need to prove, shown in Fig. 1,2 and 3, in the utility model, source for the electric power that offers external unit 105 does not need specifically to limit, that is to say, peripheral hardware input cable 103 can be same power supply with the power supply that main frame input cable 101 is inserted, and also can be different power supplys.Disconnection and conducting that the control signal that only needs assurance detecting unit 102 to export can be controlled peripheral hardware input cable 103 get final product.
Because in the computing machine, original technical measures of having carried different shutoff external units 105, therefore, switch 104 only is a specific embodiment of the present utility model, if the control signal of detecting unit 102 outputs is inserted the original power control component of computing machine, and this power control component can disconnect or conducting external unit 105 according to the signal of outside input.Then according to described control signal the power supply of external unit 105 is controlled by this power control component.
Wherein, current detecting unit 102 comprises: current detection circuit is connected circuit with the shutoff that is connected with described current detection circuit.
Current detection circuit then comprises: current sense transformer (T1) 1021, and the circuit load resistance 1022 of metering circuit load; The control signal of control signal maker 1023 outputs is direct current signals, has characterized the size of current of AC side, can be used to control purposes.
Wherein, resistance 1022 is 10 ohm; Control signal maker 1023 specifically can adopt LTC1966, and as shown in Figure 4, each pin function of LTC1966 is as follows: GND-ground; IN1, IN2-differential input end 1 and 2; The VSS-negative power end connects-5.5V power supply or direct ground connection over the ground; Vout-voltage output end, RMS mean value are to realize changing by the mean value capacitor C AVE between Vout pin and the RTN pin.Conversion value is provided by following formula: RTN-output voltage return terminal.The generation of output voltage is relevant with the voltage of this pin.General RTN end ground connection, under the AC+DC input condition, uneven between Vout and the RTN pin, this pin should connect a small resistor over the ground;
-enabling control end, low level is effective.The voltage range of V+-positive power source terminal is 2.7V～5.5V;
The control signal of current detection circuit output comprises cut-off signals and connection signal, imports described shutoff and connects circuit, and as Fig. 5 or shown in Figure 6, this control signal is come the switch of operational relay by triode is controlled pilot relay with this.Cut-off signals produces during less than first threshold in described size of current; Connection signal produces when described size of current is greater than or equal to first threshold.Wherein, the difference of Fig. 5 and Fig. 6 is that the triode that is adopted is different, because the difference of triode structure, for example the structure of N type and P type is exactly different, therefore causes the principle of work of its magnetic of also passing through the diode pilot relay according to control signal slightly different.Wherein, the principle of work of heteroid triode can be consulted relevant technical manual, and relay is by the nonmagnetic action that comes plug-in strip in the gauge tap is arranged, to realize the connection and the shutoff of switch.
Corresponding, the utility model provides a kind of computing machine, and the computer power supply that provides in the application technology scheme as shown in Figure 3, comprising:
Main frame input cable 101 is connected with the main frame 106 of computing machine, is used to main frame 106 that electric power is provided;
Peripheral hardware input cable 103 is connected with the external unit 105 of computing machine, is used to described external unit 105 that electric power is provided;
And
Wherein, described control signal comprises cut-off signals and connection signal; Described cut-off signals produces during less than first threshold in described size of current; Described connection signal produces when described size of current is greater than or equal to first threshold.
Embodiment of the present utility model has following beneficial effect, current detecting unit 102 is according to the power supply situation of main frame, generate control signal, this control signal is controlled the power supply of this computer peripheral, make to the power supply realization of main frame and external unit synchronous, save electric power, improved work efficiency; And, because current detecting unit 102 is positioned on the main frame input cable 101, do not need the participation of main frame, so whole control process do not rely on the main frame internal circuit, only depend on the duty of main frame.
Should be noted that above embodiment only in order to explanation the technical solution of the utility model and unrestricted, all parameter values can be according to the actual conditions adjustment, and in this rights protection scope.Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical solution of the utility model, and do not break away from the spiritual scope of technical solutions of the utility model, and it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (8)
1. a computer power supply monitoring device is characterized in that, comprising:
Main frame input cable is connected with the main frame of computing machine, is used to main frame that electric power is provided;
Current detecting unit is positioned on the described main frame input cable, is used to detect the size of current of described main frame input cable, and generates control signal and output according to size of current;
Wherein, described control signal is used to cut off or connect the electric power that offers external unit.
2. computer power supply monitoring device according to claim 1 is characterized in that, also comprises:
Peripheral hardware input cable is connected with the external unit of computing machine, is used to described external unit that electric power is provided;
Switch is positioned on the described peripheral hardware input cable, and is connected with current detecting unit, according to cut off or connect described peripheral hardware input cable from the control signal of described current detecting unit.
3. computer power supply monitoring device according to claim 1 is characterized in that current detecting unit comprises:
Current detection circuit is connected circuit with the shutoff that is connected with described current detection circuit.
4. computer power supply monitoring device according to claim 3 is characterized in that, described current detection circuit comprises: current sense transformer, circuit load resistance and control signal maker;
The input end of described current sense transformer connects described main frame input cable, and output terminal connects described circuit load resistance; The input end of described control signal maker is connected across on the described circuit load resistance, and output terminal is exported described control signal.
5. computer power supply monitoring device according to claim 3 is characterized in that, described shutoff is connected circuit and comprised triode, relay;
Described triode is connected with described relay, and an end of described triode is imported described control signal, and connects or turn-off the switch of described relay according to having or not of described control signal.
6. a computing machine is characterized in that, comprising:
Main frame is connected with described main frame input cable, is used to carry out computing;
External unit is connected with described peripheral hardware input cable, is used to carry out the task that main frame is paid;
It is characterized in that, also comprise:
Main frame input cable is connected with the main frame of computing machine, is used to main frame that electric power is provided;
Current detecting unit is positioned on the described main frame input cable, is used to detect the size of current of described main frame input cable, and generates control signal and output according to size of current;
Peripheral hardware input cable is connected with the external unit of computing machine, is used to described external unit that electric power is provided;
Switch is positioned on the described peripheral hardware input cable, and is connected with current detecting unit, according to cut off or connect described peripheral hardware input cable from the control signal of described current detecting unit.
7. computing machine according to claim 6 is characterized in that, described current detecting unit also comprises current detection circuit and the shutoff connection circuit that is connected with described current detection circuit;
Wherein, described current detection circuit comprises: current sense transformer, circuit load resistance and control signal maker;
The input end of described current sense transformer connects described main frame input cable, and output terminal connects described circuit load resistance; The input end of described control signal maker is connected across on the described circuit load resistance, and output terminal is exported described control signal.
8. computing machine according to claim 7 is characterized in that, described shutoff is connected circuit and comprised triode, relay;
Described triode is connected with described relay, and an end of described triode is imported described control signal, and connects or turn-off the switch of described relay according to having or not of described control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201466646U CN201754264U (en) | 2010-03-30 | 2010-03-30 | Computer power monitoring device and computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201466646U CN201754264U (en) | 2010-03-30 | 2010-03-30 | Computer power monitoring device and computer |
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| Publication Number | Publication Date |
|---|---|
| CN201754264U true CN201754264U (en) | 2011-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010201466646U Expired - Lifetime CN201754264U (en) | 2010-03-30 | 2010-03-30 | Computer power monitoring device and computer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186223B (en) * | 2011-12-27 | 2016-03-02 | 英业达股份有限公司 | The method for detecting of computer installation and external daughter board |
| CN109116961A (en) * | 2018-08-02 | 2019-01-01 | 郑州云海信息技术有限公司 | A kind of method for managing power supply of heterogeneous computing platforms, device, equipment and medium |
-
2010
- 2010-03-30 CN CN2010201466646U patent/CN201754264U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186223B (en) * | 2011-12-27 | 2016-03-02 | 英业达股份有限公司 | The method for detecting of computer installation and external daughter board |
| CN109116961A (en) * | 2018-08-02 | 2019-01-01 | 郑州云海信息技术有限公司 | A kind of method for managing power supply of heterogeneous computing platforms, device, equipment and medium |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110302 |
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| CX01 | Expiry of patent term |