CN2419703Y - Load adjustable monitoring electric socket - Google Patents
Load adjustable monitoring electric socket Download PDFInfo
- Publication number
- CN2419703Y CN2419703Y CN 99245957 CN99245957U CN2419703Y CN 2419703 Y CN2419703 Y CN 2419703Y CN 99245957 CN99245957 CN 99245957 CN 99245957 U CN99245957 U CN 99245957U CN 2419703 Y CN2419703 Y CN 2419703Y
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- circuit
- voltage
- socket
- utility
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- Expired - Fee Related
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Abstract
The utility model relates to a power supply socket. The utility model is provided with a voltage regulating circuit, a temperature measurement probe, an operational amplification detection circuit, a measuring selective circuit, a test circuit, a display circuit, a direct current power supply circuit, and a socket, wherein, the input of the voltage regulating circuit is connected with commercial power, the output of the voltage regulating circuit is connected with the socket, the measuring selective circuit is connected with the input terminals of analog signals of the temperature measurement probe, the operational amplification detection circuit, and the test circuit, and the analogue-to-digital conversion output of the test circuit is connected with the display circuit. A thyristor is used for regulation and control so that desired voltage amplitude is offered to load. When the utility model is used at the time of no induction and voltage reduction, the utility model can replace a voltage regulator. The utility model has the advantages of small volume, light weight, and display of network voltage, network current, and the temperature of a working area.
Description
The utility model relates to a kind of supply socket.
Existing supply socket is civil power to be offered user's use of different plugs respectively, and puts a simple type pointer voltmeter on socket, so that observe line voltage.If will reduce network voltage, the voltage regulator that also handy benzene is heavy.
The purpose of this utility model is to provide a kind of line voltage adjustable, but the electrical socket of line voltage, electric current kinetic measurement demonstration.
The utility model selects circuit, amplifier detecting circuit, test circuit, display circuit, DC power supply circuit and socket to form by voltage regulator circuit, temperature probe, measurement, and wherein socket can adopt existing common power socket.The input termination mains supply of voltage regulator circuit, the output combination hub of voltage regulator circuit.Measure and select circuit to connect the output of temperature probe, the input of amplifier detecting circuit and the input end of analog signal of output and test circuit respectively, the input of the analog-to-digital conversion output termination display circuit of test circuit; Each the DC power supply voltage wiring of DC power supply circuit output termination.
Voltage regulator circuit is selected the bidirectional triode thyristor voltage control circuit for use.Temperature probe is selected rectifier diode for use.Selection that measure to select circuit to adopt switch to show as the decimal point of the input selection of measuring circuit and display circuit.The amplifier detecting circuit will be measured voltage or the current signal of selecting circuit to send into and insert the switch of measuring the selection circuit again after amplifier, detection, and the DC measurement current potential of test circuit is given in conversion.Test circuit is the a/D converter circuit that integrated circuit 7106 and auxiliary circuit are formed, and the output of amplifier detecting circuit is converted to digital quantity through measuring the analog DC measurement current potential of selecting circuit, and send display circuit to show.
Because the utility model utilizes controllable silicon regulation and control, for load provides required voltage amplitude, when being used for noninductive, step-down, alternative general voltage regulator, volume is little, in light weight, and can show the temperature of operating voltage, electric current and the work-yard of electrical network.
Fig. 1 is a theory diagram of the present utility model.
Fig. 2 is circuit theory diagrams of the present utility model.
As shown in Figure 1, the utility model selects circuit 4, amplifier detecting circuit 5, test circuit 6, display circuit 7, DC power supply circuit 8 to form by voltage regulator circuit 1, socket 2, temperature probe 3, measurement.The input termination mains supply (220V) of voltage regulator circuit 1 and DC power supply circuit 8, the output combination hub 2 of voltage regulator circuit 1 is measured and is selected circuit 4 to connect the output of temperature probe 3, the input of amplifier detecting circuit 5 and the input end of analog signal of output and test circuit 6 respectively.The input of the analog-to-digital conversion output termination display circuit 7 of test circuit 6.DC power supply circuit 8 provides DC power supply voltage for each circuit.
As shown in Figure 2, the electric main of voltage regulator circuit: 220V is through overregulating the RT1470K potentiometer, and the phase shift by R23, R24, C14, C15, implements voltage control to bidirectional triode thyristor Q401 by RCA.When the RT1 resistance was high, the voltage of Q401 was relatively low, even null value, otherwise opposite.Socket z: be the common power socket.Temperature probe: use rectifier diode D6, the every variation of temperature converts 2.4mV to by it for 1 ℃, offers test circuit.Measuring and selecting circuit: K1, K4 is the 4*2 switch, and its B1 contact is an integrated circuit (IC)
1The input of 31 pin select, when measuring temperature, RJ1, R20, R21 form 0 ℃ of regulating circuit, the B3 contact is IC
130 pin to D6 and IC
1The selection of 32 pin, the B2 contact is the selection that decimal point shows.K switch 2 is the selection of measuring voltage, power supply, when surveying voltage, tested current potential is provided for amplifier U2A by R25 (10M), R3.When measuring electric current, the pressure drop of the electric current that provides on the socket to be passed through by R19.DC power supply circuit: provide interchange by C4, the unidirectional rectification of D4, D5, after filtering, current limliting and the voltage stabilizing of C13, R11, voltage-stabiliser tube ZE2, triode N1,5V power supply usefulness is made on the power supply road, and the reference potential of 36 pin of IC1 is provided by R7, R9, D1, TR2, R10.In like manner, provide-the 5V power supply by C19, R15, voltage-stabiliser tube ZE1.The amplifier detecting circuit: by voltage or current signal that K switch 2 is sent here, the amplification through U2A provides switch transition to IC by C8, D2, D3, C10, C11, R13, R14, R18, R17, R5
1The DC measurement current potential of 31 pin.Test circuit: by IC
1And R6, C6, C5, C3, C2, C1, R2 form analog-to-digital conversion.Display circuit: realize by LCD.
Working example: when measuring switch was placed on the measurement temperature, behind the connection 220V power supply, it was shown as the working site temperature.When digital displaying meter was placed on measuring voltage, what show on the table was electric power network voltage.When the digital display gauge outfit is placed on the measurement electric current, after power consumption equipment inserts socket, the resistance of potentiometer RT1 is descending, its voltage that is added on the equipment also changes from small to big, electric current is ascending too, so the pressure drop of the sample resistance of digital display meter is also ascending, at this moment, shown is the electric current of equipment.
Claims (3)
1. adjustable, the electrical socket that monitors of load, it is characterized in that being provided with voltage regulator circuit, temperature probe, amplifier detecting circuit, measure and select circuit, test circuit, display circuit, DC power supply circuit and socket, the input termination mains supply of voltage regulator circuit, the output combination hub of voltage regulator circuit; Measure and select circuit to connect the output of temperature probe, the input of amplifier detecting circuit and the input end of analog signal of output and test circuit respectively, the input of the analog-to-digital conversion output termination display circuit of test circuit; Each the circuit dc power voltage wiring of DC power supply circuit output termination.
2. the electrical socket that load as claimed in claim 1 is adjustable, monitor is characterized in that the voltage regulator circuit control circuit of bidirectional thyristor.
3. the electrical socket that load as claimed in claim 1 is adjustable, monitor is characterized in that temperature probe is a rectifier diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99245957 CN2419703Y (en) | 1999-10-06 | 1999-10-06 | Load adjustable monitoring electric socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99245957 CN2419703Y (en) | 1999-10-06 | 1999-10-06 | Load adjustable monitoring electric socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2419703Y true CN2419703Y (en) | 2001-02-14 |
Family
ID=34031718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99245957 Expired - Fee Related CN2419703Y (en) | 1999-10-06 | 1999-10-06 | Load adjustable monitoring electric socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2419703Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101034775B (en) * | 2005-12-27 | 2011-07-27 | 库珀·克劳斯-海因兹有限责任公司 | Explosion proof plug device |
| CN103633509A (en) * | 2013-11-27 | 2014-03-12 | 苏州东威科技有限公司 | Digital display connection wire |
| CN106410490A (en) * | 2016-09-05 | 2017-02-15 | 深圳市安思科电子科技有限公司 | Communication cable connection device used for network communication engineering |
-
1999
- 1999-10-06 CN CN 99245957 patent/CN2419703Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101034775B (en) * | 2005-12-27 | 2011-07-27 | 库珀·克劳斯-海因兹有限责任公司 | Explosion proof plug device |
| CN103633509A (en) * | 2013-11-27 | 2014-03-12 | 苏州东威科技有限公司 | Digital display connection wire |
| CN106410490A (en) * | 2016-09-05 | 2017-02-15 | 深圳市安思科电子科技有限公司 | Communication cable connection device used for network communication engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |