CN2650369Y - Digital safety electricity-use identification and management device - Google Patents
Digital safety electricity-use identification and management device Download PDFInfo
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- CN2650369Y CN2650369Y CN 03260271 CN03260271U CN2650369Y CN 2650369 Y CN2650369 Y CN 2650369Y CN 03260271 CN03260271 CN 03260271 CN 03260271 U CN03260271 U CN 03260271U CN 2650369 Y CN2650369 Y CN 2650369Y
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- diode
- pin
- resistance
- negative pole
- drive controlling
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Abstract
A digital type safety electrical identification and management device is provided, which relates to a digital safety electrical management device. The signal output end of a signal collecting device (1) is connected with the signal input end of an operational comparison device (2), the signal output end of the operational comparison device (2) is connected with the signal input end of a preset adjustment device (3), and the signal output end of the preset adjustment device (3) is connected with the preset adjustment signal input end of a drive control reset chip (IC1), the drive control reset signal output end of the drive control reset chip (IC1) is connected with the reset signal input end of a peripheral auxiliary control circuit (4), the drive control signal input end of drive control reset chip (IC1) is connected with the signal output end of the peripheral auxiliary control circuit (4), the power supply output end of (1) is connected to the power supply input end of the(4). The utility model can automatically cut off the electric grid when any faults happened, and automatically resume after the faults eliminated; the utility model can also increase the load current conveyance ability, and reduce the reactive power consumption.
Description
Technical field:
The utility model relates to a kind of digital safety utilization of electric power management devices.
Background technology:
Digital safety utilization of electric power identification management devices on the existing market has a lot, but the signal transducer in these devices owing to there is electric current to pass through, produce very big heat in the course of the work all by the constantan wire manufacturing, causes the reactive power consumption of energy; And the resistance value of its unit length is very little, just is exposed in the air in the course of work, causes oxidation and attachment easily, makes its signal that collects depart from the scope of former set point easily, causes the resistive load identification error bigger; The adjustment of resistive load identification range is to determine by the length that changes constantan wire, if overgauge takes place, just can not adjust very easily; These electricity consumption identification management devices have also cut off user's electric power system in the prior art after management of power use device itself breaks down, and usually cause unnecessary trouble.
The utility model content:
The utility model has been developed a kind of digital safety utilization of electric power identification management devices, and it has strengthened the handling capacity of load current, has reduced the consumption of reactive power, and this device can make the power supply automatic recovery of power supply.The utility model is by signal pickup assembly 1, computing comparison means 2, default adjusting device 3, the drive controlling chip IC that resets
1, peripheral auxiliary control circuit 4 forms, the signal output part of signal pickup assembly 1 is connected with the signal input part of computing comparison means 2, the signal output part of computing comparison means 2 is connected with the signal input part of default adjusting device 3, the signal output part of default adjusting device 3 and the drive controlling chip IC that resets
1Default adjustment signal input part be connected the drive controlling chip IC that resets
1Drive controlling reset signal output be connected the drive controlling chip IC that resets with the reset signal input of peripheral auxiliary control circuit 4
1The signal input part of drive controlling be connected with the signal output part of peripheral auxiliary control circuit 4, the power output end of signal pickup assembly 1 is connected with the power input of peripheral auxiliary control circuit 4.Signal pickup assembly 1 obtains a voltage and current integrated signal S who meets the instant situation of electrical network in the utility model, S sends into computing comparison means 2 with this signal, default adjusting device 3 given its output signal again by computing comparison means 2, in the drive controlling chip IC that resets
1In the value sent here according to preset value and default adjusting device 3 compare computing, by the drive controlling chip IC that resets
1Control peripheral auxiliary control circuit 4 and control the operation and the cut-out of electrical network.Automatically cut off electrical network when the utility model can abnormal conditions occur in electrical network, and can eliminate the back automatic recovery of power supply in fault; The utility model has also strengthened the handling capacity of load current, has reduced the consumption of reactive power, and the utility model is not subject to the influence of external environment condition and produces the problem of sampled signal skew.
Description of drawings:
Fig. 1 is a structural representation of the present utility model, and Fig. 2 is an electrical block diagram of the present utility model.
Embodiment:
Present embodiment as shown in Figure 1 and Figure 2, it is by signal pickup assembly 1, computing comparison means 2, default adjusting device 3, the drive controlling chip IC that resets
1, peripheral auxiliary control circuit 4 forms, the drive controlling chip IC that resets
1The WFXA031 model of selecting for use Xi'an microelectric technique research institute extraordinary device research department to produce, the signal output part of signal pickup assembly 1 is connected with the signal input part of computing comparison means 2, the signal output part of computing comparison means 2 is connected with the signal input part of default adjusting device 3, the signal output part of default adjusting device 3 and the drive controlling chip IC that resets
1Default adjustment signal input part be connected the drive controlling chip IC that resets
1Drive controlling reset signal output be connected the drive controlling chip IC that resets with the reset signal input of peripheral auxiliary control circuit 4
1The signal input part of drive controlling be connected with the signal output part of peripheral auxiliary control circuit 4, the power output end of signal pickup assembly 1 is connected with the power input of peripheral auxiliary control circuit 4.
Described signal pickup assembly 1 is by accurate wire resistor R, two diode D
1, D
2, resistance R
1Form the end of accurate wire resistor R, diode D
1Positive pole and diode D
2The get access to grid input of live wire of negative pole, diode D
1Negative pole, diode D
2Positive pole and the power input and the resistance R of the peripheral auxiliary control circuit 4 of another termination of resistance R
1An end, resistance R
1The signal input part of another termination computing comparison means 2.
Peripheral auxiliary control circuit 4 is by two resistance R
2, R
5, relay K
1, two diode D
3, D
4, five capacitor C
1-C
5, two voltage-stabiliser tube DW
1, DW
2, two triode Q
1, Q
2, rectification bridge circuit DD forms diode D
3, voltage-stabiliser tube DW
1, DW
2The positive pole live wire input that all gets access to grid, diode D
3, voltage-stabiliser tube DW
2Negative pole all connect the power input of rectification bridge circuit DD, voltage-stabiliser tube DW
1Negative pole connecting resistance R
1An end, capacitor C
1A terminating diode D
3Positive pole, capacitor C
1Another terminating diode D
3Negative pole; Capacitor C
2The termination drive controlling chip IC that resets
1Signal input part 5 pin, capacitor C
2Another terminating diode D
3Negative pole; Capacitor C
3An end and resistance R
5The termination drive controlling chip IC that resets
12 pin, capacitor C
3The other end and resistance R
5Another terminating diode D
3Negative pole; The drive controlling chip IC that resets
13,11,13,14,16 pin all meet diode D
3Negative pole, the drive controlling chip IC that resets
11,4,8,9,15 pin all meet diode D
3Positive pole, the drive controlling chip IC that resets
110 foot meridian capacitor C
4Meet diode D
3Positive pole, the drive controlling chip IC that resets
16 pin unsettled, the drive controlling chip IC that resets
112 pin ground connection, the drive controlling chip IC that resets
1 Signal output part 7 meet triode Q
2Base stage, triode Q
2Emitter meet diode D
3Positive pole, triode Q
2Collector electrode through resistance R
2Meet diode D
4Negative pole, diode D
4Positive pole meet triode Q
1Base stage, triode Q
1Collector connecting relay K
1An end and the power output end negative pole of rectification bridge circuit DD, triode Q
1Emitter succeed electrical equipment K
1The other end and the power output end positive pole of rectification bridge circuit DD; Relay K
1Normally closed contact K
11The movable contact live wire output that gets access to grid, relay K
1Normally closed contact K
11Fixed juncture meet the power output end and the diode D of signal pickup assembly 1
1Negative pole, the negative pole end of rectification bridge circuit DD is through capacitor C
5Ground connection.
Described computing comparison means 2 is by computing comparator M, resistance R
3, R
4Form the inverting input 2 pin connecting resistance R of computing comparator M
1An end, the in-phase input end 3 pin connecting resistance R of computing comparator M
3, R
4An end, resistance R
3The peripheral auxiliary control circuit 4 of another termination in voltage-stabiliser tube DW
1Positive pole, resistance R
4The peripheral auxiliary control circuit 4 of another termination in voltage-stabiliser tube DW
2Negative pole, 7 pin of computing comparator M meet the diode D in the peripheral auxiliary control circuit 4
3Negative pole, 4 pin of computing comparator M meet the diode D in the peripheral auxiliary control circuit 4
3Positive pole, signal output part 6 pin of computing comparator M connect the signal input part of default adjusting device 3.
Claims (5)
1, digital safety utilization of electric power identification management devices is characterized in that it is by signal pickup assembly (1), computing comparison means (2), default adjusting device (3), the drive controlling chip (IC that resets
1), peripheral auxiliary control circuit (4) forms, the signal output part of signal pickup assembly (1) is connected with the signal input part of computing comparison means (2), the signal output part of computing comparison means (2) is connected with the signal input part of default adjusting device (3), the signal output part of default adjusting device (3) and the drive controlling chip (IC that resets
1) default adjustment signal input part be connected the drive controlling chip (IC that resets
1) drive controlling reset signal output be connected the drive controlling chip (IC that resets with the reset signal input of peripheral auxiliary control circuit (4)
1) the signal input part of drive controlling be connected with the signal output part of peripheral auxiliary control circuit (4), the power output end of signal pickup assembly (1) is connected with the power input of peripheral auxiliary control circuit (4).
2, digital safety utilization of electric power identification management devices according to claim 1 is characterized in that described signal pickup assembly (1) is by accurate wire resistor (R), two diode (D
1), (D
2), resistance (R
1) form an end of accurate wire resistor (R), diode (D
1) positive pole and diode (D
2) the get access to grid input of live wire of negative pole, diode (D
1) negative pole, diode (D
2) positive pole and the power input and the resistance (R of the peripheral auxiliary control circuit of another termination (4) of resistance (R)
1) an end, resistance (R
1) the signal input part of another termination computing comparison means (2).
3, digital safety utilization of electric power identification management devices according to claim 1 is characterized in that peripheral auxiliary control circuit (4) is by two resistance (R
2), (R
5), relay (K
1), two diode (D
3), (D
4), five electric capacity (C
1-C
5), two voltage-stabiliser tube (DW
1), (DW
2), two triode (Q
1), (Q
2), rectification bridge circuit (DD) forms diode (D
3), voltage-stabiliser tube (DW
1), (DW
2) the positive pole live wire input that all gets access to grid, diode (D
3), voltage-stabiliser tube (DW
2) negative pole all connect the power input of rectification bridge circuit (DD), voltage-stabiliser tube (DW
1) negative pole connecting resistance (R
1) an end, electric capacity (C
1) a terminating diode (D
3) positive pole, electric capacity (C
1) another terminating diode (D
3) negative pole; Electric capacity (C
2) the termination drive controlling chip (IC that resets
1) signal input part 5 pin, electric capacity (C
2) another terminating diode (D
3Negative pole; Electric capacity (C
3) an end and resistance (R
5) the termination drive controlling chip (IC that resets
1) 2 pin, electric capacity (C
3) the other end and resistance (R
5) another terminating diode (D
3) negative pole; Drive controlling chip (the IC that resets
1) 3 pin, 11 pin, 13 pin, 14 pin, 16 pin all meet diode (D
3) negative pole, the drive controlling chip (IC that resets
1) 1 pin, 4 pin, 8 pin, 9 pin, 15 pin all meet diode (D
3) positive pole, the drive controlling chip (IC that resets
1) 10 foot meridian capacitor (C
4) meet diode (D
3) negative pole, the drive controlling chip (IC that resets
1) 6 pin unsettled, the drive controlling chip (IC that resets
1) 12 pin ground connection, the drive controlling chip (IC that resets
1) signal output part 7 meet triode (Q
2) base stage, triode (Q
2) emitter meet diode (D
3) positive pole, triode (Q
2) collector electrode through resistance (R
2) meet diode (D
4) negative pole, diode (D
4) positive pole meet triode (Q
1) base stage, triode (Q
1) collector connecting relay (K
1) an end and the power output end negative pole of rectification bridge circuit (DD), triode (Q
1) emitter succeed electrical equipment (K
1) the other end and the power output end positive pole of rectification bridge circuit (DD); Relay (K
1) normally closed contact (K
11) the movable contact live wire output that gets access to grid, relay (K
1) normally closed contact (K
11) fixed juncture meet the power output end and the diode (D of signal pickup assembly (1)
1) negative pole, the negative pole end of rectification bridge circuit (DD) is through electric capacity (C
5) ground connection.
4, digital safety utilization of electric power identification management devices according to claim 1 is characterized in that described computing comparison means (2) is by computing comparator (M), resistance (R
3), (R
4) form the inverting input 2 pin connecting resistance (R of computing comparator (M)
1) an end, the in-phase input end 3 pin connecting resistance (R of computing comparator (M)
3), (R
4) an end, resistance (R
3) peripheral auxiliary control circuit of another termination (4) in voltage-stabiliser tube (DW
1) positive pole, resistance (R
4) peripheral auxiliary control circuit of another termination (4) in voltage-stabiliser tube (DW
2) negative pole, 7 pin of computing comparator (M) meet the diode (D in the peripheral auxiliary control circuit (4)
3) negative pole, 4 pin of computing comparator (M) meet the diode (D in the peripheral auxiliary control circuit (4)
3) positive pole, signal output part 6 pin of computing comparator (M) connect the signal input part of default adjusting device (3).
5, digital safety utilization of electric power identification management devices according to claim 1 is characterized in that default adjusting device (3) is by potentiometer (W
1), resistance (R
6) form potentiometer (W
1) the fixing signal output part of termination computing comparison means (2), another stiff end of potentiometer (W) and the slip termination drive controlling chip (IC that resets
1) signal input part 5 pin and resistance (R
6) an end, resistance (R
6) peripheral auxiliary control circuit of another termination (4) in diode (D
3) negative pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03260271 CN2650369Y (en) | 2003-07-15 | 2003-07-15 | Digital safety electricity-use identification and management device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03260271 CN2650369Y (en) | 2003-07-15 | 2003-07-15 | Digital safety electricity-use identification and management device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2650369Y true CN2650369Y (en) | 2004-10-20 |
Family
ID=34329105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03260271 Expired - Fee Related CN2650369Y (en) | 2003-07-15 | 2003-07-15 | Digital safety electricity-use identification and management device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2650369Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557111B (en) * | 2009-05-20 | 2011-06-29 | 重庆市电力公司 | Intelligent screening processing system for electricity consumption gathering data |
-
2003
- 2003-07-15 CN CN 03260271 patent/CN2650369Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557111B (en) * | 2009-05-20 | 2011-06-29 | 重庆市电力公司 | Intelligent screening processing system for electricity consumption gathering data |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041020 Termination date: 20110715 |