CN204157111U - A kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade - Google Patents
A kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade Download PDFInfo
- Publication number
- CN204157111U CN204157111U CN201420499892.XU CN201420499892U CN204157111U CN 204157111 U CN204157111 U CN 204157111U CN 201420499892 U CN201420499892 U CN 201420499892U CN 204157111 U CN204157111 U CN 204157111U
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- lamp stand
- detection
- current transformer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade, the communication unit comprising Operations Analysis and be connected with described Operations Analysis, On-off signal output unit, power collecting unit and memory cell, also comprise the analog acquisition unit and detection of electrical leakage unit that are connected with power collecting unit, described detection of electrical leakage unit is connected with described power collecting unit, described detection of electrical leakage unit comprises straight-through current transformer and current measurement circuit, live wire in lamp stand and zero line penetrate described straight-through current transformer simultaneously, the output of described straight-through current transformer connects the input of current measurement circuit.The utility model has set up detection of electrical leakage unit on original control device, makes it to have possessed earth leakage detection functions; And detection of electrical leakage unit is solidificated in original control device, does not need other installation, greatly reduces the workload of installation; It also avoid due to lamp stand insufficient space that cause cannot installation question simultaneously.
Description
Technical field
The utility model relates to a kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade, and belongs to city illumination field.
Background technology
Along with the development of society, the quickening of urbanization process, on road, the scale of street lamp constantly expands, and street lamp Electrical Safety problem becomes the emphasis that people pay close attention to gradually.Existing single-lamp controller does not have earth leakage detection functions, and existing street lamp detection of electrical leakage this part mainly by separately connecing earth leakage protective device to realize on street lamp.But due to street lamp post limited space, lamp stand separately accesses earth leakage protective device, likely there will be too small due to lamp stand space and situation that is that make earth leakage protective device cannot load lamp stand inside occurs; In addition when there is electric leakage, although earth leakage protective device can ensure fail safe by directly cutting off the electricity supply, maintainer cannot be informed in the electric leakage very first time, and the earth leakage protective device separately connect also cannot detect the size of concrete leakage current.Therefore, a kind of exploitation being integrated with the single-lamp controller of detection of electrical leakage unit is necessary.
Utility model content
Utility model object: for solving the technical problem of above-mentioned existence, technical problem to be solved in the utility model is to provide a kind ofly has the single-lamp controller drawing detection of electrical leakage unit of reaching the standard grade.
Utility model content: the technical scheme that the utility model adopts is:
A kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade, a kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade, the communication unit comprising Operations Analysis and be connected with described Operations Analysis, On-off signal output unit, power collecting unit and memory cell, and the analog acquisition unit to be connected with described power collecting unit, also comprise detection of electrical leakage unit, described detection of electrical leakage unit is connected with described power collecting unit, described detection of electrical leakage unit comprises straight-through current transformer and current measurement circuit, live wire in lamp stand and zero line penetrate described straight-through current transformer simultaneously, the output of described straight-through current transformer connects the input of current measurement circuit.
Wherein, described straight-through current transformer comprises center hole, output port 1 and output port 2, live wire in lamp stand and zero line are simultaneously through described center hole, the output port 1 of current transformer is connected the input of current measurement circuit with output port 2, described current measurement circuit comprises resistance R44, resistance R45, resistance R46, resistance R47, electric capacity C22 and electric capacity C23, connectivity port, resistance R44 one end 3, the other end connects V I1P output port, connectivity port, resistance R45 one end 3, other end ground connection, connectivity port, resistance R46 one end 4, other end ground connection, connectivity port, resistance R47 one end 4, the other end connects V I1N output port, electric capacity C22 one end connects V I1P output port, other end ground connection, electric capacity C23 one end connects V I1N output port, other end ground connection.
Wherein, the power subsystem supplying all unit electric power is also comprised.
Beneficial effect: compared to prior art, the utility model has set up detection of electrical leakage unit on original control device, and detection of electrical leakage unit is solidificated in original control device, does not need other installation, greatly reduces the workload of installation; It also avoid due to lamp stand insufficient space that cause cannot installation question simultaneously; Live wire in lamp stand and zero line are penetrated the straight-through current transformer in the utility model detection of electrical leakage unit simultaneously, adopts the utility model of this structure can obtain the current differential on live wire and zero line by current transformer.
Accompanying drawing explanation
Fig. 1 is the system principle diagram of single-lamp controller that the utility model can detect lamp stand and draws electric leakage of reaching the standard grade;
Fig. 2 is the circuit diagram of the utility model detection of electrical leakage unit;
Fig. 3 is the utility model analog acquisition element circuit figure;
Fig. 4 is the circuit diagram of the utility model On-off signal output unit;
Fig. 5 is the circuit diagram of the utility model power collecting unit;
Fig. 6 detection of electrical leakage principle of simulation figure;
Fig. 7 is the circuit connection diagram of analog acquisition unit, detection of electrical leakage unit and power collecting unit;
Fig. 8 is the pictorial diagram that the utility model live wire and zero line pass centre path current transducer.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, single-lamp controller of the present utility model, it is arranged on street lamp post inside, comprise Operations Analysis, Operations Analysis is connected with communication unit, On-off signal output unit, power collecting unit and memory cell, and the analog acquisition unit to be connected with power collecting unit and detection of electrical leakage unit, also comprise a power subsystem in order to provide electric power support to all unit.
The utility model also comprises detection of electrical leakage unit, as shown in Figure 2, detection of electrical leakage unit comprises straight-through current transformer and current measurement circuit, live wire in lamp stand and zero line penetrate straight-through current transformer simultaneously, the output of straight-through current transformer connects the input of current measurement circuit, the output of straight-through current transformer is as the input of current measurement circuit, more specifically, current transformer comprises center hole, port one and port 2, live wire in lamp stand and zero line are simultaneously through center hole, the port one of current transformer is connected the input of current measurement circuit with port 2, current measurement circuit comprises resistance R44, resistance R45, resistance R46, resistance R47, electric capacity C22 and electric capacity C23, connectivity port, resistance R44 one end 3, the other end connects V I1P output port, connectivity port, resistance R45 one end 3, other end ground connection, connectivity port, resistance R46 one end 4, other end ground connection, connectivity port, resistance R47 one end 4, the other end connects V I1N output port, electric capacity C22 one end connects V I1P output port, other end ground connection, electric capacity C23 one end connects V I1N output port, other end ground connection.
The utility model Operations Analysis adopts JN5148, JN5148 to be the maincenters of whole single-lamp controller, its compatibility s operation control function and zigbee radio communication function, carries out being connected controlling to coordinate with each unit, and bonding lamp controller can true(-)running.Adopt zigbee communication protocol, its communication function can carry out information interaction also energy active reporting warning information in real time with Surveillance center, comprise leakage-current alarm.
The utility model analog acquisition unit is responsible for the voltage gathering external circuit, current-mode analog values, and the analogue value is delivered to Operations Analysis by power collecting unit be converted into digital value, this value can be used for the real-time voltage of observation circuit, current value, whether the operating state of testing circuit is normal, and the electric current and voltage value of collection is calculated power and power factor by power collecting unit, active power and the gross power of current circuit can be detected thus, be beneficial to illuminating lamp supervision department knowing the inside story to electric energy use amount, also the adjustment to circuit electric energy use amount is beneficial to, reach power saving function, analog acquisition unit as shown in Figure 3.
The switch lamp order that the utility model On-off signal output unit receives according to single-lamp controller and patten transformation arrange and carry out switch lamp operation.As shown in Figure 4, it carrys out control relay mainly through I/O port output signal to On-off signal output unit circuit, and then realizes the control of switch lamp.
The utility model memory cell for storing analog sampling numerical value, street lamp brightening information, power, power factor, voltage, current values and fault message.
The utility model power collecting unit adopts ATT chip power to gather, for active power, the reactive power of each single lamp of Real-time Collection, and then calculate power factor, power collecting element circuit as shown in Figure 5, pin 22 and the pin 23 of ATT chip are connected ground connection after electric capacity C30 and electric capacity C29 respectively, crystal oscillator X1 and resistance R53 is parallel with between pin 22 and pin 23, the pin 2 of ATT chip connects ground connection after electric capacity C26, be parallel with resistance R56 between the pin 2 of ATT chip and pin 4, the pin 4 of ATT chip connects 3.3V input voltage.
City illumination lamp leaky mostly is street lamp and draws the place's of reaching the standard grade electric leakage, extremely forms loop, make that lamp stand is charged causes potential safety hazard through lamp stand.As shown in Figure 6, when electric leakage occurs, live wire and lamp stand are to forming a loop greatly; Live wire and ballast, street lamp to zero line form another loop.Now live wire electric current I 1 and neutral line current I2 are by different, and both differences are exactly leakage current value (leakage current I=I1-I2).Adopt the street lamp of the utility model single-lamp controller, live wire in lamp stand and zero line are penetrated simultaneously the straight-through current transformer of the utility model detection of electrical leakage unit, the current differential on live wire and zero line can be obtained by current transformer, thus can judge whether street lamp leaks electricity.
As shown in Figure 7, in detection of electrical leakage unit, the VI1P port of current transformer M1 is connected to sheet and selects on chip U10 pin 15, VI1N port is connected to sheet and selects on chip U10 pin 2, the VI2P port of current transformer M2 is connected to sheet and selects on chip U10 pin 12, VI2N port is connected to sheet and selects on chip U10 pin 1, sheet selects the output port VIP of chip U10 to be connected with the pin 10 of power collecting unit ATT chip, and sheet selects the output port VIN of chip U10 to be connected with the pin 11 of power collecting unit ATT chip; Analog acquisition unit comprises voltage transformer M3, the input port VB of voltage transformer M3 is connected with external cabling terminal, and (on lamp stand, fixing point is connected the input of 1 conductive line as voltage transformer, series resistance R92 between the input of voltage transformer and lamp stand wire), the output port V3PB brace of voltage transformer selects chip U11 pin 5, and sheet selects the output port V3P of chip U11 to be connected with the pin 6 of power collecting unit ATT chip.
As shown in Figure 8, Fig. 8 is the pictorial diagram that live wire and zero line pass straight-through current transformer, and straight-through current transformer 1 comprises center hole 2 and instrument transformer output line 5, and instrument transformer output line 5 comprises two output ports, and live wire 3 and zero line 4 are through center hole 2.
Above-mentioned execution mode is the utility model preferably execution mode; but execution mode of the present utility model is not limited by the examples; other are any do not deviate from Spirit Essence of the present utility model and principle under do change, modification, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection range of the present utility model.
Claims (3)
1. the single-lamp controller that can detect lamp stand and draw electric leakage of reaching the standard grade, the communication unit comprising Operations Analysis and be connected with described Operations Analysis, On-off signal output unit, power collecting unit and memory cell, and the analog acquisition unit to be connected with described power collecting unit, it is characterized in that: also comprise detection of electrical leakage unit, described detection of electrical leakage unit is connected with described power collecting unit, described detection of electrical leakage unit comprises straight-through current transformer and current measurement circuit, live wire in lamp stand and zero line penetrate described straight-through current transformer simultaneously, the output of described straight-through current transformer connects the input of current measurement circuit.
2. the single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade according to claim 1, it is characterized in that: described straight-through current transformer comprises center hole, output port 1 and output port 2, live wire in lamp stand and zero line are simultaneously through described center hole, the output port 1 of current transformer is connected the input of current measurement circuit with output port 2, described current measurement circuit comprises resistance R44, resistance R45, resistance R46, resistance R47, electric capacity C22 and electric capacity C23, connectivity port, resistance R44 one end 3, the other end connects VI1P output port, connectivity port, resistance R45 one end 3, other end ground connection, connectivity port, resistance R46 one end 4, other end ground connection, connectivity port, resistance R47 one end 4, the other end connects V I1N output port, electric capacity C22 one end connects V I1P output port, other end ground connection, electric capacity C23 one end connects V I1N output port, other end ground connection.
3. the single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade according to claim 1, is characterized in that: also comprise the power subsystem supplying all unit electric power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420499892.XU CN204157111U (en) | 2014-09-02 | 2014-09-02 | A kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420499892.XU CN204157111U (en) | 2014-09-02 | 2014-09-02 | A kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade |
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| Publication Number | Publication Date |
|---|---|
| CN204157111U true CN204157111U (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420499892.XU Expired - Fee Related CN204157111U (en) | 2014-09-02 | 2014-09-02 | A kind of single-lamp controller detecting lamp stand and draw electric leakage of reaching the standard grade |
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| CN (1) | CN204157111U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105188205A (en) * | 2015-08-28 | 2015-12-23 | 北京力博明科技发展有限公司 | Intelligent monitor for high-pole lamp |
| CN106154110A (en) * | 2016-06-21 | 2016-11-23 | 泰华智慧产业集团股份有限公司 | The method carrying out the roads light monitoring of fault location based on detection of electrical leakage |
| CN108650761A (en) * | 2018-05-30 | 2018-10-12 | 潍坊五洲浩特电气有限公司 | Road lamp power supply and metering module |
-
2014
- 2014-09-02 CN CN201420499892.XU patent/CN204157111U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105188205A (en) * | 2015-08-28 | 2015-12-23 | 北京力博明科技发展有限公司 | Intelligent monitor for high-pole lamp |
| CN106154110A (en) * | 2016-06-21 | 2016-11-23 | 泰华智慧产业集团股份有限公司 | The method carrying out the roads light monitoring of fault location based on detection of electrical leakage |
| CN108650761A (en) * | 2018-05-30 | 2018-10-12 | 潍坊五洲浩特电气有限公司 | Road lamp power supply and metering module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU BOLUOKE INFORMATION TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SUZHOU BOLOOK INFORMATION TECHNOLOGY SERVICE CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 215134, No. 3, building 855, No. 3, Zhujianglu Road hi tech Zone, Jiangsu, Suzhou Patentee after: Network gram information technology share Co., Ltd is won in Suzhou Address before: 215134, No. 1, Cheng Cheng Road, Weitang Town, Suzhou, Jiangsu, Xiangcheng District Patentee before: Suzhou Boluoke Information Technology Service Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20170902 |