CN203537072U - A PDU capable of being controlled remotely - Google Patents
A PDU capable of being controlled remotely Download PDFInfo
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- CN203537072U CN203537072U CN201320682344.6U CN201320682344U CN203537072U CN 203537072 U CN203537072 U CN 203537072U CN 201320682344 U CN201320682344 U CN 201320682344U CN 203537072 U CN203537072 U CN 203537072U
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- 230000001012 protector Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 abstract description 4
- 238000004378 air conditioning Methods 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to electronic circuit technical field and especially to a PDU capable of being controlled remotely. The PDU capable of being controlled remotely comprises a signal transceiver, a DSP, an output control circuit, and a plurality of output switches, wherein the signal transceiver is connected with the first input end of the DSP; the output end of the DSP is connected with the output control circuit; the signal transceiver comprises an SIM card and is used for receiving and sending short messages; the DSP is used for processing the short messages and outputting high and low level to the output control circuit according to the contents of the short messages, and the output control circuit is connected with the output switches and controls the output switches to be powered on or powered off according to the high and low level. The PDU is controlled remotely to be turned on or off by the short messages of the SIM card such that the PDU can be in an unattended operation state. Therefore, practicability and intellectuality of the PDU are enhanced, and manpower, material resources and other resources are saved.
Description
Technical field
The utility model relates to electronic circuit technology field, relates in particular to a kind of remote controlled PDU.
Background technology
Current many PDU(Power Distribution Unit, power distribution unit) equipment is only with socket or have warning function, when if PDU has problem or need to operate, user must go Solve on site or on duty for a long time, the resources such as waste of manpower, material resources.
Utility model content
The purpose of this utility model is to propose a kind of remote controlled PDU, and open and close that can Long-distance Control PDU have improved the practicality of PDU.
For reaching this object, the utility model by the following technical solutions:
A kind of remote controlled PDU, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor is for the treatment of described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and described in controlling according to described low and high level, whether several output switchs have electricity.
Wherein, the form of short message is the form that DSP signal processor sets in advance, and the contact number in described SIM card is default subscriber phone number.
Wherein, also comprise: temperature sensor, humidity sensor and Surge Protector, described temperature sensor is connected with the second input of DSP signal processor, and described humidity sensor is connected with the 3rd input of DSP signal processor.
Wherein, when temperature sensor detects temperature over preset temperature, temperature sensor sends overtemperature signal to DSP signal processor, and DSP signal processor sends a default short message to default subscriber phone number by described SIM card.
Wherein, humidity sensor detects humidity and surpasses while presetting humidity, and humidity sensor sends super wet signal to DSP signal processor, and DSP signal processor sends a default short message to default subscriber phone number by described SIM card.
Wherein, the model of DSP signal processor is TMS320F2802P, and output high level is 3.3V, and output low level is 0.0V.
Wherein, temperature sensor model is: KSD301, described humidity sensor model is: YD-HTC.
Wherein, output switch comprises accessory power outlet, described output control circuit comprises n sub-control circuit, wherein n is the quantity of the accessory power outlet that can control of PDU, accordingly, DSP signal processor also has n output, the corresponding sub-control circuit of each output, the the first output I/O-1 of DSP signal processor of take is example, the sub-control circuit of its correspondence comprises: triode Q1, relay J Q1, resistance R 1, R2, R3, light-emitting diode D1, wherein, the first output I/O-1 of described DSP signal processor is connected with the base stage of Q1, the pin one of the collector electrode of Q1 and one end of R3 and JQ1 links together, in be connected to+12V of the other end of R3 DC power supply, the grounded emitter of Q1, in be connected to+12V of the pin two of JQ1 DC power supply, the pin 4 of JQ1 and the pin 4 of JQ2, the pin 4 of JQn and one end of Surge Protector link together, the other end of Surge Protector is connected with external power source live wire L, the pin 5 of JQ1 is unsettled, the pin 3 of JQ1 links together with one end of R1 and one end of the first port L1, the other end of R1 is connected with one end of R2, the other end of R2 is connected with the input of D1, the output of D1 is connected with external power source zero line N, the other end of the first port L1 is connected to hot terminal of the first accessory power outlet 1, the zero line binding post of the first accessory power outlet 1 is connected with external power source zero line N, the ground wire binding post ground connection of the first accessory power outlet 1.
Further, output switch is air switch, and described air switch comprises single-phase air switch and three-phase air switch.
The beneficial effects of the utility model are: a kind of remote controlled PDU, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor for the treatment of and send described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and described in controlling according to described low and high level, whether several output switchs have electricity, the utility model carries out Long-distance Control open and close by the mode of SIM card short message to PDU, make the PDU can be in unattended operation state, improved the practicality of PDU and intelligent, the resources such as manpower and material resources have been saved.
Accompanying drawing explanation
Fig. 1 is the remote controlled PDU structural representation that the utility model embodiment mono-provides;
Fig. 2 is a kind of physical circuit figure of the remote controlled PDU that provides of the utility model embodiment bis-.
Embodiment
Below in conjunction with Fig. 1 and Fig. 2 and further illustrate the technical solution of the utility model by embodiment.
Embodiment mono-
Fig. 1 is the remote controlled PDU structural representation that the utility model embodiment mono-provides.
A kind of remote controlled PDU, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor is for the treatment of described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and described in controlling according to described low and high level, whether several output switchs have electricity.
In the present embodiment, by the mode of SIM card short message, PDU is carried out to Long-distance Control open and close, make the PDU can be in unattended operation state, improved the practicality of PDU and intelligent, saved the resources such as manpower and material resources.
In the present embodiment, the form of short message is the form that DSP signal processor sets in advance, contact number in described SIM card is default subscriber phone number, in the present embodiment, output switch in PDU is given an air-conditioning and water heater power supply, in DSP signal processor, be set in advance as alphabetical RM as follows: KTK represents that air-conditioning opens, KTG represents that air-conditioning closes, RSQK represents that water heater opens, RSQG represents that water heater closes, when air conditioner user is thought long-range while turning off output switch corresponding to air-conditioning, need to send " KTG " short message to the SIM card in described PDU, SIM card sends instruction to DSP signal processor according to this short message, the output output low level that DSP signal processor is corresponding with air-conditioning, corresponding output control circuit cuts off the power supply of the output switch corresponding with air-conditioning, when air conditioner user is thought output switch corresponding to Remote Open air-conditioning, need to send " KTK " short message to the SIM card in described PDU, SIM card sends instruction to DSP signal processor according to this short message, the output output high level that DSP signal processor is corresponding with air-conditioning, corresponding output control circuit is opened the power supply of the output switch corresponding with air-conditioning.
As another kind of embodiment, the form that DSP signal processor sets in advance can be also extended formatting, as Chinese Character Recognition mode.
In the present embodiment, contact number in SIM card is default subscriber phone number, as air conditioner user and water heater user, the two can be same people and also can be different people, only has the mobile phone of relative users default in SIM card just can to described PDU, carry out Long-distance Control to SIM card short-message sending.
In the present embodiment, also comprise: temperature sensor, humidity sensor and Surge Protector, described temperature sensor is connected with the second input of DSP signal processor, and described humidity sensor is connected with the 3rd input of DSP signal processor.
In the present embodiment, when temperature sensor detects temperature over preset temperature, temperature sensor sends overtemperature signal to DSP signal processor, and DSP signal processor sends a default short message to default subscriber phone number by described SIM card.
In the present embodiment, humidity sensor detects humidity and surpasses while presetting humidity, and humidity sensor sends super wet signal to DSP signal processor, and DSP signal processor sends a default short message to default subscriber phone number by described SIM card.
In the present embodiment, the model of DSP signal processor is TMS320F2802P, and output high level is 3.3V, and output low level is 0.0V.
In the present embodiment, temperature sensor model is: KSD301, and the acquiescence preset temperature of this model temperature sensor is 40 ℃, described humidity sensor model is: YD-HTC.
Embodiment bis-
As shown in Figure 2, be a kind of physical circuit figure of remote controlled PDU.
In the present embodiment, described output switch comprises accessory power outlet, described output control circuit comprises n sub-control circuit, wherein n is the quantity of the accessory power outlet that can control of PDU, accordingly, DSP signal processor also has n output, the corresponding sub-control circuit of each output, the the first output I/O-1 of DSP signal processor of take is example, the sub-control circuit of its correspondence comprises: triode Q1, relay J Q1, resistance R 1, R2, R3, light-emitting diode D1, wherein, the first output I/O-1 of described DSP signal processor is connected with the base stage of Q1, the pin one of the collector electrode of Q1 and one end of R3 and JQ1 links together, in be connected to+12V of the other end of R3 DC power supply, the grounded emitter of Q1, in be connected to+12V of the pin two of JQ1 DC power supply, the pin 4 of JQ1 and the pin 4 of JQ2, the pin 4 of JQn and one end of Surge Protector link together, the other end of Surge Protector is connected with external power source live wire L, the pin 5 of JQ1 is unsettled, the pin 3 of JQ1 links together with one end of R1 and one end of the first port L1, the other end of R1 is connected with one end of R2, the other end of R2 is connected with the input of D1, the output of D1 is connected with external power source zero line N, the other end of the first port L1 is connected to hot terminal of the first accessory power outlet 1, the zero line binding post of the first accessory power outlet 1 is connected with external power source zero line N, the ground wire binding post ground connection of the first accessory power outlet 1.
In Fig. 2, the second output I/O-2 of described DSP signal processor is connected with the base stage of Q2, the pin one of the collector electrode of Q2 and one end of R6 and JQ2 links together, in be connected to+12V of the other end of R6 DC power supply, the grounded emitter of Q2, in be connected to+12V of the pin two of JQ2 DC power supply, the pin 5 of JQ2 is unsettled, the pin 3 of JQ2 links together with one end of R4 and one end of the second port L2, the other end of R4 is connected with one end of R5, the other end of R5 is connected with the input of D2, the output of D2 is connected with external power source zero line N, the other end of the second port L2 is connected to hot terminal of the second accessory power outlet 2, the zero line binding post of the second accessory power outlet 2 is connected with external power source zero line N, the ground wire binding post ground connection of the second accessory power outlet 2.
In Fig. 2, the N output I/O-n of described DSP signal processor is connected with the base stage of Qn, the pin one of the collector electrode of Qn and one end of R3n and JQn links together, in be connected to+12V of the other end of R3n DC power supply, the grounded emitter of Qn, in be connected to+12V of the pin two of JQn DC power supply, the pin 5 of JQn is unsettled, the pin 3 of JQn links together with one end of R (3n-2) and one end of N port Ln, the other end of R (3n-2) is connected with one end of R (3n-1), the other end of R (3n-1) is connected with the input of Dn, the output of Dn is connected with external power source zero line N, the other end of N port Ln is connected to hot terminal of N accessory power outlet n, the zero line binding post of N accessory power outlet n is connected with external power source zero line N, the ground wire binding post ground connection of N accessory power outlet n.
In the present embodiment, the model of DSP signal processor is TMS320F2802P, can have at most 100 outputs, accessory power outlet 1 ... accessory power outlet n, model is M-301, has anti-flaming function, for single-phase three-hole socket, triode Q1, Q2 ... Qn, model is 2222; Relay J Q1, JQ2 ... JQn, model is 801H-1A-C; Resistance R 1, R2, R3 ... R3n, model is 0.25W metal film.
In the present embodiment, whether light-emitting diode has electricity for detection of corresponding accessory power outlet, if having electricity light-emitting diode be lit.
In the present embodiment, when PDU inputs when normal, the n of DSP signal processor output I/O-1, I/O-2, I/O-n is output as the low level of 0.0V, take the first output I/O-1 and corresponding sub-control circuit thereof is example, triode Q1 is cut-off state, the coil of relay J Q1 is also that the voltage at pin one and pin two two ends is all+12V, no-voltage is poor, relay is failure to actuate, its normally closed node is also conducting between pin 3 and pin 4, external power source live wire L delivers to hot terminal of the first accessory power outlet 1 by the first port L1, the first accessory power outlet 1 has electricity, light-emitting diode D1 is luminous simultaneously, can supply with its corresponding power consumption equipment (as air-conditioning) uses, when not needing this air-conditioning work, the default user that this air-conditioning is corresponding can use described default subscriber phone number to send note " KTG " to the SIM card of PDU, SIM card sends instruction to DSP signal processor according to this short message, the first output I/O-1 output high level 5V of DSP signal processor, now triode Q1 base voltage is greater than emitter voltage, collector voltage is greater than base voltage, triode Q1 meets turn-on condition, after triode Q1 conducting, its collector voltage becomes 0V, now the coil of relay J Q1 is also that the voltage difference at pin one and pin two two ends is 12V, relay J Q1 action, normally closed node is also to disconnect between pin 3 and pin 4, pin 4 is communicated with pin 5, the power supply that is sent to the first accessory power outlet 1 is cut off, light-emitting diode D1 does not work, represent that the first accessory power outlet 1 does not have electricity, air-conditioning can not be worked, when this air-conditioning of needs starts again, can use described default subscriber phone number to send note " KTK " to the SIM card of PDU.
As another kind of embodiment, output switch is air switch, and described air switch comprises single-phase air switch and three-phase air switch, and when being single-phase air switch, its output control circuit is identical with circuit shown in Fig. 2; When being three-phase air switch, only need in sub-control circuit shown in Fig. 2, change a little, in each relay, find out other two secondary normally closed nodes in order to control other phase lines of external power source.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; any people who is familiar with this technology is in the disclosed technical scope of the utility model; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (9)
1. a remote controlled PDU, it is characterized in that, comprise: signal transceiver, DSP signal processor, output control circuit and several output switchs, described signal transceiver is connected with the first input end of DSP signal processor, the output of described DSP signal processor is connected with output control circuit, described signal transceiver comprises SIM card, for receiving and sending SMS message, described DSP signal processor is for the treatment of described short message, and export low and high level to output control circuit according to the content of short message, described output control circuit is connected with several output switchs, and described in controlling according to described low and high level, whether several output switchs have electricity.
2. a kind of remote controlled PDU according to claim 1, is characterized in that, the form of described short message is the form that DSP signal processor sets in advance, and the contact number in described SIM card is default subscriber phone number.
3. a kind of remote controlled PDU according to claim 2; it is characterized in that; also comprise: temperature sensor, humidity sensor and Surge Protector; described temperature sensor is connected with the second input of DSP signal processor, and described humidity sensor is connected with the 3rd input of DSP signal processor.
4. a kind of remote controlled PDU according to claim 3, it is characterized in that, when described temperature sensor detects temperature over preset temperature, temperature sensor sends overtemperature signal to DSP signal processor, and DSP signal processor sends a default short message to default subscriber phone number by described SIM card.
5. a kind of remote controlled PDU according to claim 3, it is characterized in that, described humidity sensor detects humidity and surpasses while presetting humidity, humidity sensor sends super wet signal to DSP signal processor, and DSP signal processor sends a default short message to default subscriber phone number by described SIM card.
6. a kind of remote controlled PDU according to claim 3, is characterized in that, the model of described DSP signal processor is TMS320F2802P, and output high level is 3.3V, and output low level is 0.0V.
7. a kind of remote controlled PDU according to claim 3, is characterized in that, described temperature sensor model is: KSD301, described humidity sensor model is: YD-HTC.
8. a kind of remote controlled PDU according to claim 3, it is characterized in that, described output switch comprises accessory power outlet, described output control circuit comprises n sub-control circuit, wherein n is the quantity of the accessory power outlet that can control of PDU, accordingly, DSP signal processor also has n output, the corresponding sub-control circuit of each output, the the first output I/O-1 of DSP signal processor of take is example, the sub-control circuit of its correspondence comprises: triode Q1, relay J Q1, resistance R 1, R2, R3, light-emitting diode D1, wherein, the first output I/O-1 of described DSP signal processor is connected with the base stage of Q1, the pin one of the collector electrode of Q1 and one end of R3 and JQ1 links together, in be connected to+12V of the other end of R3 DC power supply, the grounded emitter of Q1, in be connected to+12V of the pin two of JQ1 DC power supply, the pin 4 of JQ1 and the pin 4 of JQ2, the pin 4 of JQn and one end of Surge Protector link together, the other end of Surge Protector is connected with external power source live wire L, the pin 5 of JQ1 is unsettled, the pin 3 of JQ1 links together with one end of R1 and one end of the first port L1, the other end of R1 is connected with one end of R2, the other end of R2 is connected with the input of D1, the output of D1 is connected with external power source zero line N, the other end of the first port L1 is connected to hot terminal of the first accessory power outlet 1, the zero line binding post of the first accessory power outlet 1 is connected with external power source zero line N, the ground wire binding post ground connection of the first accessory power outlet 1.
9. a kind of remote controlled PDU according to claim 3, is characterized in that, described output switch is air switch, and described air switch comprises single-phase air switch and three-phase air switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682344.6U CN203537072U (en) | 2013-10-30 | 2013-10-30 | A PDU capable of being controlled remotely |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320682344.6U CN203537072U (en) | 2013-10-30 | 2013-10-30 | A PDU capable of being controlled remotely |
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| CN203537072U true CN203537072U (en) | 2014-04-09 |
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| CN201320682344.6U Expired - Lifetime CN203537072U (en) | 2013-10-30 | 2013-10-30 | A PDU capable of being controlled remotely |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545932A (en) * | 2013-10-30 | 2014-01-29 | 广东易事特电源股份有限公司 | PDU capable of being controlled remotely |
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- 2013-10-30 CN CN201320682344.6U patent/CN203537072U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545932A (en) * | 2013-10-30 | 2014-01-29 | 广东易事特电源股份有限公司 | PDU capable of being controlled remotely |
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Granted publication date: 20140409 |
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