CN2634487Y - Distribution monitoring terminal - Google Patents
Distribution monitoring terminal Download PDFInfo
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- CN2634487Y CN2634487Y CNU032223595U CN03222359U CN2634487Y CN 2634487 Y CN2634487 Y CN 2634487Y CN U032223595 U CNU032223595 U CN U032223595U CN 03222359 U CN03222359 U CN 03222359U CN 2634487 Y CN2634487 Y CN 2634487Y
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Abstract
The utility model relates to a power distribution monitoring terminal, which is a monitoring device for the operating condition of a public transformer. The device can account the operating condition of the public transformer and records overall process of the operation to account the total power consumption and the equilibrium condition of three-phase power utilization and utilizes the mobile communication technology to transfer monitoring data back to a control centre. The power distribution monitoring terminal comprises a machine case, a three-phase power module, a GSM/GPRS communication module, a data processing communication module and a data sampling metering module. The utility model is characterized in that the data sampling metering module and the data processing communication module are interfaced by an interface circuit. The data processing communication module comprises a monolithic computer, a large-capacity data memory D5, a data buffer D13, a program memory D4, a clock chip D15, a reset circuit D2, pulse remote signaling collecting circuits D1, D7, an external interface circuit (1), an external interface circuit (2), a power supply control circuit for the GSM/GPRS communication module, an external control circuit, etc.
Description
Affiliated technical field
The utility model monitoring of electric power terminal relates to a kind of common transformer operating condition device for monitoring, this device can be added up common transformer ruuning situation, and count total power consumption, three-phase electricity consumption equilibrium condition, utilize mobile communication technology that Monitoring Data is passed back control center simultaneously.
Background technology
At present, known transformer terminal unit is to be grouped into by AC sampling part, data processing division, and AC sampling and data processing section are finished by same CPU (central processing unit).Can only monitor the low volume data such as voltage, electric current, power of common transformer, can not calculate electric weight, can not monitor temperature, humidity, can not carry out record, lack interactive performance, operation conditions that can not the comprehensive monitoring common transformer data monitored.In addition, it is too simple and upload easy appearance and crash to upload mode.
Summary of the invention
Can only be in order to overcome existing monitoring of electric power terminal to voltage, electric current is monitored, can not calculate electric weight, can not monitor temperature, humidity, can not carry out record to data monitored, the mode of uploading is too simple and upload weak point such as easy appearance deadlock, the utility model provides a kind of monitoring of electric power terminal, this monitoring of electric power terminal not only can count voltage, electric current, power, power factor, electric weight, and can monitor temperature, humidity, has remote control simultaneously, remote signalling, function is taked in pulse, utilize mobile communication technology at last, data are uploaded in the mode of GSM/GPRS, the more important thing is and to monitor in real time communication module, guarantee that communication module does not crash, reach the effect of " not dead cat ".
The technical scheme that its technical matters that solves the utility model adopts is: this monitoring of electric power terminal is made up of cabinet, three-phase supply module, data processing communication module, data sampling metering module.Current collection can measure, data processing communication, three distant (remote control, remote signalling, distant arteries and veins), GSM/GPRS communication, three-phase supply be in the equipment of the distribution monitor of one.Carry out interface by interface circuit RS485 between data sampling metering module and the data processing communication module, data processing communication module timing acquiring data sampling metering module data.The data sampling metering module is preserved the real time data of transformer operation, and the data processing communication module is preserved the historical data of transformer operation and noted operational process.Link to each other by the RS232 mouth between data processing communication module and the GSM/GPRS communication module, utilize the technical breath of delivering a letter of GSM mobile handset note or GPRS digital fax.
The data processing communication module comprises the power control circuit of single-chip microcomputer, large capacity data memory D5, data buffer D13, program storage D4, clock chip D15, reset circuit D2, pulse remote signalling Acquisition Circuit D1, D7, external interface circuit (1), external interface circuit (2), GSM/GPRS communication module, external control circuit, communication interface circuit, temperature collection circuit, humidity Acquisition Circuit, operation indicating circuit, address assignment circuit.
Single-chip microcomputer comprises single-chip microcomputer D2, crystal oscillator G2, capacitor C 3, C4.
Reset circuit comprises the chip D2 that resets, resistance R 7.
Pulse remote signalling Acquisition Circuit comprises pulse remote signalling collection integrated circuit D1, D7, resistance R 1～R6, R22～R31, capacitor C 49～C56, light emitting diode V1～V8.
External interface circuit (1) comprises three road alternative electronic switch D14, RS485 interface circuit D16, RS232 interface D17, socket X2, resistance R 32, R33, R47, capacitor C 5, C7, C10, C12, C14, C16, inductance L 1, L2, diode V9, V10, V11.
External interface circuit (2) comprises three road alternative electronic switch D20, interface circuit D21, D22, socket X5, resistance R 66 ~ R68, capacitor C 6, C8, C9, C11, C13, C15, inductance L 3, L4, diode V17, V19, V20.
GSM/GPRS communication module power control circuit comprises that light is every D23, triode V23, relay K 1, resistance R 70 ~ R72, capacitor C 42, diode V16.
Externally control circuit comprises 3-8 code translator D24, and light is every D25, relay K 2, K3, triode V26, resistance R 73 ~ R76, capacitor C 43 ~ C48, diode V18, V24, V25, V27.
Communication interface circuit comprises communication interface chip D6, crystal oscillator G1, capacitor C 1, C2.
Temperature collection circuit comprises operational amplifier D8, resistance R 56, and operational amplifier D8 the 5th pin links to each other with temperature sensor.
The humidity Acquisition Circuit comprises operational amplifier D8, and operational amplifier D8 the 3rd pin links to each other with humidity sensor.
The operation indicating circuit comprises integrated gate circuit D19, resistance R 57 ~ R60, R69, light emitting diode V12 ~ V15, V22.
The address assignment circuit comprises latch D11,3-8 decoding scheme D12.
The data processing communication module is to adopt single-chip microcomputer N80C196KB as CPU (central processing unit), adopt DS12C887 as clock, adopt Flash W29C020 as data storage cell, adopt the buffer memory of HK1235 as data, adopt TL16C550BN to come the expanding communication mouth, link to each other by data bus between these auxiliary elements and the CPU (central processing unit).
Principle of work: at first voltage, electric current are carried out real-time sampling, sampled result is delivered to computation chip, metering CPU analyzes, handles, calculates the data in the computation chip again, and data such as last formation voltage, electric current, power, electric weight, power factor also are kept in the data sampling metering module.The stores processor communication module is the data in the reading of data sampling metering module regularly, and store and record according to the time that is provided with.The data processing communication module can also realize the collection of remote control, remote signalling, pulse in addition.Last stores processor communication module is sent back to main website to the transformer control data in the mode of note or digital fax by the GSM/GPRS communication module, can be implemented in far-end and understand the operating condition of transformer, guarantee that as far as possible transformer is in the operation of economy, safety.
The beneficial effects of the utility model are, can understand the running status of all kinds of substation transformers in time, for safety in production provides safeguard, improve power supply reliability.Simultaneously for line loss statistics, load analyses and prediction, rate of qualified voltage statistics, distribution planning, optimize power supply plan, industry and expand to apply to install etc. scientific basis is provided.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a schematic block circuit diagram of the present utility model.
Fig. 2 is the schematic diagram 1 of data processing communication module.
Fig. 3 is the schematic diagram 2 of data processing communication module.
Embodiment
With reference to Fig. 1,2,3, monitoring of electric power terminal is made up of cabinet, three-phase supply module, data processing communication module, data sampling metering module.Current collection can measure, data processing communication, three distant, GSM/GPRS communication, three-phase supply is in the equipment of the distribution monitor of one.Carry out interface by RS485 between data sampling metering module and the data processing communication module, data in the data processing communication module timing acquiring data sampling metering module, the data sampling metering module is preserved the real time data of transformer operation, the data processing communication module is preserved the logout of transformer operation, its with the GSM/GPRS communication module between link to each other by the RS232 mouth, utilize the technical breath of delivering a letter of GSM mobile handset note or GPRS digital fax.
The data processing communication module comprises the power control circuit of single-chip microcomputer, large capacity data memory D5, data buffer D13, program storage D4, clock chip D15, reset circuit D2, pulse remote signalling Acquisition Circuit D1, D7, external interface circuit (1), external interface circuit (2), GSM/GPRS communication module, external control circuit, communication interface circuit, temperature collection circuit, humidity Acquisition Circuit, operation indicating circuit, address assignment circuit.
Single-chip microcomputer comprises single-chip microcomputer D9, crystal oscillator G2, capacitor C 3, C4.
Reset circuit comprises the chip D2 that resets, resistance R 7.
Pulse remote signalling Acquisition Circuit comprises pulse remote signalling collection integrated circuit D1, D7, resistance R 1 ~ R6, R22 ~ R31, capacitor C 49 ~ C56, light emitting diode V1 ~ V8.
External interface circuit (1) comprises three road alternative electronic switch D14,485 interface circuit D16, RS232 interface D17, socket X2, resistance R 32, R33, R47, capacitor C 5, C7, C10, C12, C14, C16, inductance L 1, L2, diode V9, V10, V11.
External interface circuit (2) comprises three road alternative electronic switch D20, interface circuit RS485D21, RS232D22, socket X5, resistance R 66 ~ R68, capacitor C 6, C8, C9, C11, C13, C15, inductance L 3, L4, diode V17, V19, V20.
GSM/GPRS communication module power control circuit comprises that light is every D23, triode V23, relay K 1, resistance R 70 ~ R72, capacitor C 42, diode V16.
Externally control circuit comprises 3-8 code translator D24, and light is every D25, relay K 2, K3, triode V26, resistance R 73 ~ R76, capacitor C 43 ~ C48, diode V18, V24, V25, V27.
Communication interface circuit comprises communication interface chip D6, crystal oscillator G1, capacitor C 1, C2.
Temperature collection circuit comprises operational amplifier D8, resistance R 56, and operational amplifier D8 the 5th pin links to each other with temperature sensor.
The humidity Acquisition Circuit comprises operational amplifier D8, and operational amplifier D8 the 3rd pin links to each other with humidity sensor by data line.
The operation indicating circuit comprises integrated gate circuit D19, resistance R 57, R58, R59, R60, R69, light emitting diode V12 ~ V15, V22, and integrated gate circuit D18, D19 adopt 7407.
The address assignment circuit comprises latch D11,3-8 decoding scheme D12, and latch D11 adopts 74HC157.
In Fig. 1, current sample, voltage sample are sampled to IA, IB, IC, UA, UB, UC respectively, sampled result is delivered in the computation chip, and metering CPU reads the data in the computation chip and calculates, and gets to the end voltage, electric current, power, power factor, frequency, electric weight.The data processing communication module is regularly communicated by letter with metering CPU, reads the data among the metering CPU, and handles preservation.Realize uploading of data by the GSM/GPRS communication module simultaneously.Wherein, data processing communication module, GSM/GPRS communication module power supply provide working power by the three-phase supply module.The data processing communication module also has remote control, remote signalling, pulse collection function and temperature, humidity acquisition function.
Single-chip microcomputer N80C196KB (D9) among Fig. 2 is a core, and it is a CPU (central processing unit), by latch 74HC373 (D3) with bus [address bus A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12, A13, A14, A15, A16, A17, A18, A19, A20; Data bus AD0, AD1, AD2, AD3, AD4, AD5, AD6, AD7] mode link to each other with data buffer (RAM) 62256 (D13), data-carrier store (FLASH) W29C020 (D5), program storage (ROM) 27C512 (D4), clock chip DS12C887 (D15), communication interface chip TL16C550BN (D6); Addressing is respectively come by latch 74HC157 (D11) and 3-8 code translator 74HC138 (D12) in the address of these chips.2 pin of observation circuit MAX809L (D2) of wherein powering on link to each other with an end of resistance R 7, and resistance R 7 other ends link to each other with 16 pin of single-chip microcomputer (D9), are responsible for operating voltage is monitored, and guarantee the single-chip microcomputer operate as normal.Temperature, humidity sensor link to each other with 5,3 pin of operational amplifier LM358 (D8) respectively in addition, and 1,7 pin of LM358 (D8) link to each other with 5,6 pin of single-chip microcomputer (D9), carry out the AD sampling, by sampled value, calculate temperature and humidity.Also have the state run indicator on the entire circuit, wherein red light emitting diodes (V13, V14) links to each other with communication chip (D6) by gate circuit 7407 (D19), represents that respectively communication chip (D6) is in transmission or is in accepting state; Red light emitting diodes (V15, V12) links to each other with single-chip microcomputer (D9) by gate circuit 7407 (D19), and the serial ports of expression single-chip microcomputer (D9) is in transmission or is in accepting state; Red light emitting diodes (V22) links to each other with single-chip microcomputer (D9) by gate circuit 7407 (D19), the running status of expression single-chip microcomputer, and the state of single-chip microcomputer is determined according to the situation of hardware by software.
Fig. 3 represents the interface circuit that total system is external, 4,14,15 pin of the switch 4053 (D14) of one of them 3 road alternative link to each other with 39,18,17 pin of single-chip microcomputer (D9) respectively, 5,12,2 pin of 4053 (D14) link to each other with 10,11,9 pin of interface circuit SP232ACN (D17), and 8,7,13,14,15 pin of interface circuit SP232ACN (D17) link to each other with 1,2,3,4,5 pin of socket X2; 3,13,1 pin of 4053 (D14) links to each other with 2,4,1 pin of interface circuit MAX3082EPA (D16), and 6,7 pin of MAX3082EPA (D16) link to each other with 9,11 pin of X1 by inductance respectively; 9,10,11 pin of 4053 (D14) connect together and link to each other with 26 pin of single-chip microcomputer (D9), are to select the RS232 interface or select the RS485 interface to be decided by scm software.
4,14,15 pin of the switch 4053 (D20) of another 3 road alternative link to each other with 32,11,10 pin of communication interface chip TL16C550BN (D6) respectively, 5,12,2 pin of 4053 (D20) link to each other with 10,11,9 pin of interface circuit SP232ACN (D22), and 8,7,13,14,15 pin of interface circuit SP232ACN (D22) link to each other with 1,2,3,4,5 pin of socket (X5); 3,13,1 pin of 4053 (D20) links to each other with 2,4,1 pin of interface circuit MAX3082EPA (D21), and 6,7 pin of MAX3082EPA (D21) link to each other with 5,7 pin of socket (X1) by inductance respectively; 9,10,11 pin of 4053 (D20) connect together and link to each other with 27 pin of single-chip microcomputer (D9), are to select the RS232 interface or select the RS485 interface to be decided by scm software.
Light links to each other with 38 pin of single-chip microcomputer (D9) every the 2nd pin of TLP521-1 (D23), light links to each other with 2 pin of OUAZSH112L (K1) every the 4th pin of TLP521-1 (D23), come the switch of pilot relay OUAZSH112L (K1) to control+output of 12V power supply, this power supply provides power supply for the GSM/GPRS communication module.
34,29,28 pin of single-chip microcomputer (D9) link to each other with 1,2,3 pin of 3-8 code translator 74HC138 (D24), 10 pin of 3-8 code translator 74HC138 (D24) and light every the 2nd pin of TLP521-1 (D25) with link to each other to come pilot relay OUAZSH112L (K2), the power supply of relay OUAZSH112L (K2) pilot relay JW1FSN-DC12V (K3), the control pin of relay J W1FSN-DC12V (K3) links to each other with single-chip microcomputer, guarantees the reliability of controlling.
Light links to each other with resistance R 1, R2, R3, R22 one end respectively every 1,3,5,7 pin of TLP521-4 (D1), resistance R 1, R2, R3, the R22 other end link to each other with 18,22,26,30 pin of socket X1, link to each other with the end of capacitor C 53, C54, C55, C56 simultaneously, capacitor C 53, C54, C55, the C56 other end link to each other with 20,24,28,32 pin of socket X1, are connected to 2,4,6,8 pin of light every TLP521-4 (D1) simultaneously; Light every 10,12,14,16 pin of TLP521-4 (D1) with link to each other with resistance R 27, R6, R5, R4 one end respectively, be connected to 9,8,10,11 pin of single-chip microcomputer (D9) simultaneously, resistance R 27, R6, R5, the R4 other end link to each other with diode V4, V3, V2, V1, the other end of diode V4, V3, V2, V1 links to each other with power supply VCC, and light links to each other with VSS every 9,11,13,15 pin of TLP521-4 (D1).Light links to each other with resistance R 23, R24, R25, R26 one end respectively every 1,3,5,7 pin of TLP521-4 (D7), resistance R 23, R24, R25, the R26 other end link to each other with 13,17,21,25 pin of socket X1, link to each other with the end of capacitor C 49, C50, C51, C52 simultaneously, capacitor C 49, C50, C51, the C52 other end link to each other with 15,19,23,27 pin of socket X1, are connected to 2,4,6,8 pin of light every TLP521-4 (D7) simultaneously; Light every 10,12,14,16 pin of TLP521-4 (D7) with link to each other with resistance R 31, R30, R29, R28 one end respectively, be connected to 42,44,24,25 pin of single-chip microcomputer (D9) simultaneously, resistance R 31, R30, R29, the R28 other end link to each other with diode V8, V7, V6, V5, the other end of diode V8, V7, V6, V5 links to each other with power supply VCC, and light links to each other with VSS every 9,11,13,15 pin of TLP521-4 (D7).
Single-chip microcomputer D9 adopts N80C196KB, latch D3 to adopt 74HC373, D11 to adopt 74HC157, D12 to adopt 74HC138, data buffer D13 employing 62256, data-carrier store D5 to adopt W29C020, program storage D4 to adopt 27C512, clock chip D15 to adopt DS12C887, communication interface chip D6 to adopt TL16C550BN, the observation circuit D2 that powers on employing MAX809L, operational amplifier D8 to adopt LM358, gate circuit D19 to adopt 7407.
Light adopts TLP521-1, light to adopt TLP521-4 every D1, D7 every D23, D25.
Code translator D24 adopts 74HC138.
Interface circuit D17 adopts SP232ACN, D16 to adopt MAX3082EPA, D22 to adopt SP232ACN, interface circuit D21 to adopt MAX3082EPA.
Electronic switch D14, D20 select the switch 4053 of three road alternatives for use.
Carry out interface by RS485 between data sampling metering module and the data processing communication module.
Link to each other by the RS232 mouth between data processing communication module and the GSM/GPRS communication module, utilize the technical breath of delivering a letter of GSM mobile handset note or GPRS digital fax.
The data processing communication module is to adopt N80C196KB as CPU (central processing unit), adopt DS12C887 as clock, adopt Flash W29C020 as data storage cell, adopt the buffer memory of HK1235 as data, adopt 16C550 to come the expanding communication mouth, link to each other by data bus between these auxiliary elements and the CPU (central processing unit).
Claims (4)
1. monitoring of electric power terminal, comprise cabinet, the three-phase supply module, the GSM/GPRS communication module, the data processing communication module, the data sampling metering module, the data sampling metering module has current sampling circuit, voltage sampling circuit, computation chip, metering CPU, it is characterized in that carrying out interface by interface circuit between data sampling metering module and the data processing communication module, the data processing communication module comprises single-chip microcomputer, large capacity data memory D5, data buffer D13, program storage D4, clock chip D15, reset circuit D2, pulse remote signalling Acquisition Circuit D1, D7, external interface circuit (1), external interface circuit (2), the power control circuit of GSM/GPRS communication module, external control circuit, communication interface circuit, temperature collection circuit, the humidity Acquisition Circuit, the operation indicating circuit, the address assignment circuit;
Single-chip microcomputer comprises single-chip microcomputer D9, crystal oscillator G2, capacitor C 3, C4; Reset circuit comprises the chip D2 that resets, resistance R 7; Pulse remote signalling Acquisition Circuit comprises pulse remote signalling collection integrated circuit D1, D7, resistance R 1～R6, R22～R31, capacitor C 49～C56, light emitting diode V1～V8; External interface circuit (1) comprises three road alternative electronic switch D14, RS485 interface circuit D16, RS232 interface D17, socket X2, resistance R 32, R33, R47, capacitor C 5, C7, C10, C12, C14, C16, inductance L 1, L2, diode V9, V10, V11; External interface circuit (2) comprises three road alternative electronic switch D20, interface circuit D21, D22, socket X5, resistance R 66～R68, capacitor C 6, C8, C9, C11, C13, C15, inductance L 3, L4, diode V17, V19, V20; GSM/GPRS communication module power control circuit comprises that light is every D23, triode V23, relay K 1, resistance R 70～R72, capacitor C 42, diode V16; Externally control circuit comprises 3-8 code translator D24, and light is every D25, relay K 2, K3, triode V26, resistance R 73～R76, capacitor C 43～C48, diode V18, V24, V25, V27; Communication interface circuit comprises communication interface chip D6, crystal oscillator G1, capacitor C 1, C2; Temperature collection circuit comprises operational amplifier D8, resistance R 56, and operational amplifier D8 the 5th pin links to each other with temperature sensor; The humidity Acquisition Circuit comprises operational amplifier D8, and operational amplifier D8 the 3rd pin links to each other with humidity sensor; The operation indicating circuit comprises integrated gate circuit D19, resistance R 57～R60, R69, light emitting diode V12～V15, V22; The address assignment circuit comprises latch D11,3-8 decoding scheme D12;
With address bus A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10, A11, A12, A13, A14, A15, A16, A17, A18, A19, A20, the mode of data bus AD0, AD1, AD2, AD3, AD4, AD5, AD6, AD7 links to each other with data buffer D13, data-carrier store D5, program storage D4, clock chip D15, communication interface chip D6 single-chip microcomputer D9 in the data processing communication module circuit by latch D3; Addressing is respectively come by D11 and D12 in the address of these chips, 2 pin of observation circuit D2 of wherein powering on link to each other with an end of resistance R 7, resistance R 7 other ends link to each other with 16 pin of single-chip microcomputer D9, temperature, humidity sensor link to each other with 3,5 pin of operational amplifier LM358 D8 respectively in addition, 1,7 pin of operational amplifier LM358 (D8) link to each other with 5,6 pin of single-chip microcomputer D9, carry out the AD sampling,, calculate temperature and humidity by sampled value; Also have the state run indicator on the entire circuit, wherein red light emitting diodes V13, V14 link to each other with communication chip D6 by gate circuit D19, represent that respectively communication chip D6 is in transmission or is in accepting state; Red light emitting diodes V15, V12 link to each other with single-chip microcomputer D9 by gate circuit D19, and the serial ports of expression single-chip microcomputer D9 is in transmission or is in accepting state; Red light emitting diodes V22 links to each other with single-chip microcomputer D9 by gate circuit D19, and flicker expression single-chip microcomputer is working properly;
External interface circuit, 4,14,15 pin of the switch D14 of one of them 3 road alternative link to each other with 39,18,17 pin of single-chip microcomputer D9 respectively, 5,12,2 pin of D14 link to each other with 10,11,9 pin of interface circuit D17, and 8,7,13,14,15 pin of interface circuit D17 link to each other with 1,2,3,4,5 pin of socket X2; 3,13,1 pin of D14 links to each other with 2,4,1 pin of D16, and 6,7 pin of D16 link to each other with 9,11 pin of X1 by an inductance respectively; 9,10,11 pin of D14 connect together and link to each other with 26 pin of single-chip microcomputer D9;
4,14,15 pin of the switch D20 of another 3 road alternative link to each other with 32,11,10 pin of communication interface chip D6 respectively, 5,12,2 pin of D20 link to each other with 10,11,9 pin of interface circuit D22, and 8,7,13,14,15 pin of interface circuit D22 link to each other with 1,2,3,4,5 pin of socket X5; 3,13,1 pin of D20 links to each other with 2,4,1 pin of interface circuit D21, and 6,7 pin of D21 link to each other with 5,7 pin of socket X1 by an inductance respectively; 9,10,11 pin of D20 connect together and link to each other with 27 pin of single-chip microcomputer D9;
Light links to each other with 38 pin of single-chip microcomputer D9 every the 2nd pin of D23, and light links to each other with 2 pin of K1 every the 4th pin of D23, comes the switch of pilot relay K1 to control+output of 12V power supply, and this power supply provides power supply for the GSM/GPRS communication module;
34,29,28 pin of single-chip microcomputer D9 link to each other with 1,2,3 pin of 3-8 code translator D24,10 pin of 3-8 code translator D24 and light every the 2nd pin of D25 with link to each other to come pilot relay K2, the power supply of relay K 2 pilot relay K3, the control pin of relay K 3 links to each other with single-chip microcomputer;
Light links to each other with resistance R 1, R2, R3, R22 one end respectively every 1,3,5,7 pin of D1, resistance R 1, R2, R3, the R22 other end link to each other with 18,22,26,30 pin of socket X1, link to each other with the end of capacitor C 53, C54, C55, C56 simultaneously, capacitor C 53, C54, C55, the C56 other end link to each other with 20,24,28,32 pin of socket X1, are connected to 2,4,6,8 pin of light every D1 simultaneously; Light is every 10 of D1,12,14,16 pin with respectively with resistance R 27, R6, R5, R4 one end links to each other, be connected to 9 of single-chip microcomputer D9 simultaneously, 8,10,11 pin, resistance R 27, R6, R5, the R4 other end and diode V4, V3, V2, V1 links to each other, diode V4, V3, V2, the other end of V1 links to each other with power supply VCC, light is every 9 of D1,11,13,15 pin link to each other with VSS, light is every 1 of D7,3,5,7 pin respectively with resistance R 23, R24, R25, R26 one end links to each other, resistance R 23, R24, R25,13 of the R26 other end and socket X1,17,21,25 pin link to each other, simultaneously with capacitor C 49, C50, C51, the end of C52 links to each other, capacitor C 49, C50, C51,15 of the C52 other end and socket X1,19,23,27 pin link to each other, and are connected to light simultaneously every 2 of D7,4,6,8 pin; Light every 10,12,14,16 pin of D7 with link to each other with resistance R 31, R30, R29, R28 one end respectively, be connected to 42,44,24,25 pin of single-chip microcomputer D9 simultaneously, resistance R 31, R30, R29, the R28 other end link to each other with diode V8, V7, V6, V5, the other end of diode V8, V7, V6, V5 links to each other with power supply VCC, and light links to each other with VSS every 9,11,13,15 pin of D7.
2. monitoring of electric power terminal according to claim 1 is characterized in that carrying out interface by RS485 between data sampling metering module and the data processing communication module.
3. monitoring of electric power terminal according to claim 1 is characterized in that linking to each other by the RS232 mouth between data processing communication module and the GSM/GPRS communication module, utilizes the technical breath of delivering a letter of GSM mobile handset note or GPRS digital fax.
4. monitoring of electric power terminal according to claim 1, it is characterized in that the data processing communication module is to adopt N80C196KB as CPU (central processing unit), adopt DS12C887 as clock, adopt Flash W29C020 as data storage cell, adopt the buffer memory of HK1235 as data, adopt 16C550 to come the expanding communication mouth, link to each other by data bus between these auxiliary elements and the CPU (central processing unit).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032223595U CN2634487Y (en) | 2003-06-03 | 2003-06-03 | Distribution monitoring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032223595U CN2634487Y (en) | 2003-06-03 | 2003-06-03 | Distribution monitoring terminal |
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| CN2634487Y true CN2634487Y (en) | 2004-08-18 |
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| CNU032223595U Expired - Fee Related CN2634487Y (en) | 2003-06-03 | 2003-06-03 | Distribution monitoring terminal |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424480C (en) * | 2005-03-02 | 2008-10-08 | 陈庆斌 | Low-power consumption GPRS data collection terminal for water gauge flow analysis and settlement |
| CN101256211B (en) * | 2008-03-31 | 2011-10-05 | 刘仁臣 | Transformer multifunctional monitoring system |
| CN102322978A (en) * | 2011-06-20 | 2012-01-18 | 南京信息工程大学 | Automatic calibrating device and method for temperature measuring channel of acquisition device in weather station |
| CN102394000A (en) * | 2011-10-18 | 2012-03-28 | 中国电力科学研究院 | Energy efficiency data concentration terminal |
| CN102436733A (en) * | 2011-10-18 | 2012-05-02 | 中国电力科学研究院 | Thermotechnical electric quantity type energy efficiency data collecting terminal |
| CN102436732A (en) * | 2011-10-18 | 2012-05-02 | 中国电力科学研究院 | Electric energy quality type energy efficiency data acquisition terminal |
| CN102435889A (en) * | 2011-10-18 | 2012-05-02 | 中国电力科学研究院 | Harmonic electric quantity type energy efficiency acquisition terminal |
| CN102607723A (en) * | 2012-03-29 | 2012-07-25 | 邢台供电公司 | Operating temperature monitoring and early warning system for distribution network transformer |
| CN102684012A (en) * | 2011-10-18 | 2012-09-19 | 广西电网公司电力科学研究院 | Intelligent multifunctional socket and realization method of intelligent multifunctional socket |
| CN103033717A (en) * | 2012-12-28 | 2013-04-10 | 安徽中兴继远信息技术股份有限公司 | Oversampling distribution transformer terminal |
| CN104062490A (en) * | 2014-07-16 | 2014-09-24 | 北京师范大学 | Current and temperature measuring sensor |
| CN104966953A (en) * | 2015-06-29 | 2015-10-07 | 胡靖� | Multifunctional safety socket set |
| CN110108925A (en) * | 2019-06-14 | 2019-08-09 | 淮南矿业(集团)有限责任公司 | A kind of 110KV high voltage display device |
| CN111756112A (en) * | 2020-06-29 | 2020-10-09 | 河北工业大学 | Intelligent low-voltage distribution transformer terminal detection device |
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2003
- 2003-06-03 CN CNU032223595U patent/CN2634487Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424480C (en) * | 2005-03-02 | 2008-10-08 | 陈庆斌 | Low-power consumption GPRS data collection terminal for water gauge flow analysis and settlement |
| CN101256211B (en) * | 2008-03-31 | 2011-10-05 | 刘仁臣 | Transformer multifunctional monitoring system |
| CN102322978A (en) * | 2011-06-20 | 2012-01-18 | 南京信息工程大学 | Automatic calibrating device and method for temperature measuring channel of acquisition device in weather station |
| CN102684012A (en) * | 2011-10-18 | 2012-09-19 | 广西电网公司电力科学研究院 | Intelligent multifunctional socket and realization method of intelligent multifunctional socket |
| CN102394000B (en) * | 2011-10-18 | 2014-09-10 | 中国电力科学研究院 | Energy efficiency data concentration terminal |
| CN102436732A (en) * | 2011-10-18 | 2012-05-02 | 中国电力科学研究院 | Electric energy quality type energy efficiency data acquisition terminal |
| CN102435889A (en) * | 2011-10-18 | 2012-05-02 | 中国电力科学研究院 | Harmonic electric quantity type energy efficiency acquisition terminal |
| CN102436733A (en) * | 2011-10-18 | 2012-05-02 | 中国电力科学研究院 | Thermotechnical electric quantity type energy efficiency data collecting terminal |
| CN102394000A (en) * | 2011-10-18 | 2012-03-28 | 中国电力科学研究院 | Energy efficiency data concentration terminal |
| CN102436732B (en) * | 2011-10-18 | 2014-10-01 | 中国电力科学研究院 | Electric energy quality type energy efficiency data acquisition terminal |
| CN102607723A (en) * | 2012-03-29 | 2012-07-25 | 邢台供电公司 | Operating temperature monitoring and early warning system for distribution network transformer |
| CN103033717A (en) * | 2012-12-28 | 2013-04-10 | 安徽中兴继远信息技术股份有限公司 | Oversampling distribution transformer terminal |
| CN104062490A (en) * | 2014-07-16 | 2014-09-24 | 北京师范大学 | Current and temperature measuring sensor |
| CN104966953A (en) * | 2015-06-29 | 2015-10-07 | 胡靖� | Multifunctional safety socket set |
| CN110108925A (en) * | 2019-06-14 | 2019-08-09 | 淮南矿业(集团)有限责任公司 | A kind of 110KV high voltage display device |
| CN111756112A (en) * | 2020-06-29 | 2020-10-09 | 河北工业大学 | Intelligent low-voltage distribution transformer terminal detection device |
| CN111756112B (en) * | 2020-06-29 | 2024-02-13 | 河北工业大学 | Intelligent low-voltage distribution transformer terminal detection device |
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