CN204515055U - Ammeter is visited one house after another wiring testing device - Google Patents

Ammeter is visited one house after another wiring testing device Download PDF

Info

Publication number
CN204515055U
CN204515055U CN201520140705.3U CN201520140705U CN204515055U CN 204515055 U CN204515055 U CN 204515055U CN 201520140705 U CN201520140705 U CN 201520140705U CN 204515055 U CN204515055 U CN 204515055U
Authority
CN
China
Prior art keywords
optocoupler
signal
machine
main frame
mcu
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201520140705.3U
Other languages
Chinese (zh)
Inventor
杨帅
董生怀
陈向群
贺东升
李建新
成安远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHENGZHOU WONDER ELECTRICAL POWER CO Ltd
Changsha Min Te Power Technology Co Ltd
Original Assignee
ZHENGZHOU WONDER ELECTRICAL POWER CO Ltd
Changsha Min Te Power Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHENGZHOU WONDER ELECTRICAL POWER CO Ltd, Changsha Min Te Power Technology Co Ltd filed Critical ZHENGZHOU WONDER ELECTRICAL POWER CO Ltd
Priority to CN201520140705.3U priority Critical patent/CN204515055U/en
Application granted granted Critical
Publication of CN204515055U publication Critical patent/CN204515055U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a kind of ammeter and to visit one house after another wiring testing device, it comprises signal provides main frame and signal feedback from machine, described signal provides main frame at least to comprise a road signal output apparatus, and the input end of different user transmission line of electricity is connected by this signal output apparatus, described signal feedback comprises signal feedback circuit from machine, this signal feedback accesses the output terminal of not chummery user transmission line of electricity successively from machine, carry out the detection of Research Work of Power Transmission Line state, during use, described signal provides main frame and described signal feedback to access the two ends of transmission line of electricity respectively from machine, and carry out user profile communication, described signal provides main frame to judge whether to visit one house after another according to the change of described signal output apparatus, and described signal feedback judges the whether reversal connection of zero live wire from machine according to the change of described signal feedback circuit.

Description

Ammeter is visited one house after another wiring testing device
Technical field
The utility model relates to a kind of Research Work of Power Transmission Line condition checkout gear, specifically, relate to a kind of ammeter and to visit one house after another wiring testing device.
Background technology
Along with the quickening of urbanization process, the heavy construction such as high residential building, Tall Office Building increases day by day, and electrical problem is the main problem concerning life of people.Research Work of Power Transmission Line state in these heavy constructions how, whether transmission line of electricity visit one house after another, zero live wire whether the problem such as reversal connection annoying the power quality of people, electric energy meter traditional at present visits one house after another to detect to be needed to be judged by the mode of operating a switch usually, judge that whether wiring is correct according to the light on and off of illuminating lamp, gate-pulling type Examined effect is backward, efficiency is low, need many people to coordinate, trouble especially to story height, cannot judge whether the problem of existence zero live wire reversal connection simultaneously; This kind of method needs entire building layer to have a power failure, and has a strong impact on the power quality of user.
In order to solve above Problems existing, people are seeking a kind of desirable technical solution always.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, thus a kind of design science is provided, wiring testing device visited one house after another by practical, easy to use, that detection efficiency is high and Detection results is good ammeter.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of ammeter is visited one house after another wiring testing device, it comprises signal provides main frame and signal feedback from machine, host keyboard, host communication module, host display and host power supply that described signal provides main frame to comprise main frame MCU and be connected with described main frame MCU respectively, described main frame MCU is also connected with at least one road signal output apparatus, and the signal output part of described signal output apparatus is for connecting the input end of transmission line of electricity; Described signal feedback from machine comprise from machine MCU and respectively with described from machine MCU be connected from switch dish, from machine communication module, from machine display with from electromechanical source, describedly also be connected with signal feedback circuit from machine MCU, the signal receiving end of described signal feedback circuit is for connecting the output terminal of transmission line of electricity; During use, described signal provides main frame and described signal feedback to access the two ends of transmission line of electricity respectively from machine, described signal provides main frame to judge whether to visit one house after another according to the change of described signal output apparatus, and described signal feedback judges the whether reversal connection of zero live wire from machine according to the change of described signal feedback circuit.
Based on above-mentioned, described signal output apparatus comprises optocoupler U1 and optocoupler U2, the collector of described optocoupler U1 is connected the I/O interface of described main frame MCU with the collector of described optocoupler U2, one end of the collector contact resistance R1 of described optocoupler U1, another termination+5V voltage of described resistance R1, one end of the anode contact resistance R5 of described optocoupler U1, another termination+5V voltage of described resistance R5, one end of the collector contact resistance R2 of described optocoupler U2, another termination+5V voltage of described resistance R2, the emitter of described optocoupler U1, the emitter of described optocoupler U2 and the plus earth of described optocoupler U2, the negative electrode of described optocoupler U1 and the anode of described optocoupler U2 are as the signal output part of described signal output apparatus.
Based on above-mentioned, described signal feedback circuit comprises optocoupler U5 and optocoupler U6, the anode of described optocoupler U5 and the anode of described optocoupler U6 are as the signal receiving end of described signal feedback circuit, the anode of described optocoupler U5 connects the negative electrode of described optocoupler U6, the negative electrode of described optocoupler U5 connects the anode of described optocoupler U6, described in the collector of described optocoupler U5 and light, the collector of coupling U6 connects+5V voltage respectively, the emitter of described optocoupler U5 is by resistance R7 ground connection, the emitter of described optocoupler U6 is by resistance R8 ground connection, the emitter of described optocoupler U5 is connected the described I/O interface from machine MCU with the emitter of described optocoupler U6.
Based on above-mentioned, described main frame MCU is connected with host stores module, is describedly connected with from machine memory module from machine MCU.
The utility model hinge structure has outstanding substantive distinguishing features and significant progress, specifically, the utility model comprises signal provides main frame and signal feedback from machine, described signal provides main frame at least to comprise a road signal output apparatus, and described signal feedback comprises signal feedback circuit from machine, during use, power-off is carried out for needing the user detected, then signal output apparatus described in multichannel is connected the input end of different user transmission line of electricity, described signal feedback is from the transmission line of electricity output terminal in machine access user room, such as socket, then judge, first signal provides main frame and signal feedback to carry out the communications exchange of user profile from machine, guarantee to detect user profile consistent, then described signal provides main frame to judge whether to visit one house after another according to the change of described signal output apparatus, described signal feedback judges the whether reversal connection of zero live wire from machine according to the change of described signal feedback circuit, and judge transmission line of electricity whether normal operating conditions with this, carry out according to the change of optocoupler U1 described in described signal output apparatus and described optocoupler U2 judgement of visiting one house after another furtherly, the change according to optocoupler U5 in described signal feedback circuit and described optocoupler U6 judges whether zero live wire reversal connection, it has design science, the advantage that practical, easy to use, detection efficiency is high and Detection results is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of signal output apparatus described in a road in the utility model.
Fig. 3 is the structural representation of signal output apparatus described in the utility model Zhong Second Road.
Fig. 4 is the structural representation of signal feedback circuit described in the utility model.
Embodiment
Below by embodiment, the technical solution of the utility model is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of ammeter is visited one house after another wiring testing device, it comprises signal provides main frame and signal feedback from machine, described signal provides the input end accessing transmission line of electricity during Host Detection, described signal feedback accesses the output terminal of transmission line of electricity, as the socket of user indoor from machine; Simultaneously for needing the user detected to carry out autotelic power-off, ensureing the uninterrupted electricity consumption of other users, both having met the demand of transmission line faultlocating, meeting again user power utilization requirement.
Host keyboard, host communication module, host display and host power supply that described signal provides main frame to comprise main frame MCU and be connected with described main frame MCU respectively; The MCU of main frame described in the present embodiment is also connected with two paths of signals output circuit, and during detection, the signal output part of signal output apparatus described in two-way connects the input end of two user's transmission lines of electricity respectively.Described main frame MCU has the functions such as storage, signals collecting, described host keyboard is used for the user profile of each user of typing, this user profile comprises floor, room number etc., and described host display is used for the duty of display user's information and every road signal output apparatus.
Described signal feedback from machine comprise from machine MCU and respectively with described from machine MCU be connected from switch dish, from machine communication module, from machine display with from electromechanical source, describedly also be connected with signal feedback circuit from machine MCU, during detection, the signal receiving end access user indoor socket of described signal feedback circuit.Described have storage, signals collecting function from machine MCU, the described user profile being used for each user of typing from switch dish, this user profile comprises floor, room number etc., the described duty being used for display user's information and every road signal output apparatus from machine display.
During use, described signal provides main frame to access the input end of transmission line of electricity respectively, described signal provides main frame by described signal transmission line of electricity output detections signal, described signal feedback is after machine access wherein user's indoor socket, first main frame is provided to carry out user profile confirmation with described signal, ensure to detect room user profile consistent, then described signal provides main frame to judge whether to visit one house after another according to the change of described signal output apparatus, described signal feedback judges the whether reversal connection of zero live wire from machine according to the change of described signal feedback circuit, and judge transmission line of electricity whether normal operating conditions with this.
Concrete signal output apparatus is provided in this enforcement, as shown in Figure 2, signal output apparatus described in one tunnel comprises optocoupler U1 and optocoupler U2, the collector of described optocoupler U1 connects the I/O interface MCU_InL1 of described main frame MCU, the collector of described optocoupler U2 connects the I/O interface MCU_InN1 of described main frame MCU, one end of the collector contact resistance R1 of described optocoupler U1, another termination+5V voltage of described resistance R1, one end of the anode contact resistance R5 of described optocoupler U1, another termination+5V voltage of described resistance R5, one end of the collector contact resistance R2 of described optocoupler U2, another termination+5V voltage of described resistance R2, the emitter of described optocoupler U1, the emitter of described optocoupler U2 and the plus earth of described optocoupler U2, the negative electrode of described optocoupler U1 is as the signal output part Out_L1 of described signal output apparatus, the anode of described optocoupler U2 is as the signal output part Out_N1 of described signal output apparatus.
As shown in Figure 3, signal output apparatus described in two tunnels comprises optocoupler U3 and optocoupler U4, the collector of described optocoupler U3 connects the I/O interface MCU_InL12 of described main frame MCU, the collector of described optocoupler U4 connects the I/O interface MCU_InN12 of described main frame MCU, one end of the collector contact resistance R3 of described optocoupler U3, another termination+5V voltage of described resistance R3, one end of the anode contact resistance R6 of described optocoupler U3, another termination+5V voltage of described resistance R6, one end of the collector contact resistance R4 of described optocoupler U4, another termination+5V voltage of described resistance R4, the emitter of described optocoupler U3, the emitter of described optocoupler U4 and the plus earth of described optocoupler U4, the negative electrode of described optocoupler U3 is as the signal output part Out_L12 of described signal output apparatus, the anode of described optocoupler U4 is as the signal output part Out_N2 of described signal output apparatus.
The transmission line of electricity input end of this enforcement by described signal output part Out_L1 and described signal output part Out_N1 access user 1, by the transmission line of electricity input end of described signal output part Out_L12 and described signal output part Out_N12 access user 2.
Wherein the duty of I/O interface MCU_InL1, MCU_InN1, MCU_InL12 and MCU_InN12 of main frame MCU is shown by host display, is convenient to staff and judges whether transmission line of electricity visits one house after another.
Concrete signal feedback circuit is provided in the present embodiment, as shown in Figure 4, described signal feedback circuit comprises optocoupler U5 and optocoupler U6, the anode of described optocoupler U5 is as the signal receiving end InL of described signal feedback circuit, the anode of described optocoupler U6 is as the signal receiving end InN of described signal feedback circuit, the anode of described optocoupler U5 connects the negative electrode of described optocoupler U6, the negative electrode of described optocoupler U5 connects the anode of described optocoupler U6, described in the collector of described optocoupler U5 and light, the collector of coupling U6 connects+5V voltage respectively, the emitter of described optocoupler U5 is by resistance R7 ground connection, the emitter of described optocoupler U6 is by resistance R8 ground connection, the emitter of described optocoupler U5 connects the described I/O interface MCU_InL from machine MCU, the emitter of described optocoupler U6 connects the described I/O interface MCU_InN from machine MCU.
By the indoor socket of signal receiving end InL and signal receiving end InN successively access user 1, user 2 in the present embodiment.
Wherein from the duty of I/O interface MCU_InL and MCU_InN of machine MCU by showing from machine display, be convenient to staff and judge transmission line of electricity whether zero live wire reversal connection.
During concrete detection, first carry out fixed point power-off to user 1 and user 2, then provided by described signal signal output apparatus described in main frame Zhong mono-tunnel to connect the transmission line of electricity of user 1, signal output apparatus described in two tunnels connects the transmission line of electricity of user 2.
One, initial setting up is carried out, now no signal feedback accesses from machine, if signal provides main frame normally to work, described signal output part Out_L1 then in signal output apparatus described in a road suspends, in optocoupler U1, diode no current passes through, triode cutoff collector high level in optocoupler U1, the I/O interface MCU_InL1 high level of described main frame MCU; Described signal output part Out_N1 suspends, and in optocoupler U2, diode no current passes through, triode cutoff collector high level in optocoupler U2, the I/O interface MCU_ InN1 high level of described main frame MCU.Meanwhile, described in two tunnels, signal output part Out_L12 described in signal output apparatus suspends, and described signal output part Out_N12 suspends.Otherwise then signal provides main frame abnormal.
Two, to visit one house after another detection, by the indoor socket of described signal feedback from machine access user 1, now described signal provides main frame and described signal feedback to carry out the communication of user profile from machine, guarantee that the two is in the transmission line of electricity of same user, now there are following four kinds of duties: if 1. the I/O interface MCU_InL1 of main frame MCU and the I/O interface MCU_InN1 of main frame MCU is in low level respectively, and signal output apparatus is in original state described in two tunnels, then prove that transmission line of electricity is without visiting one house after another; Now signal provides main frame to provide 5V voltage, in described resistance R5, described optocoupler U1, in diode, described optocoupler U5, in diode, described optocoupler U2, diode forms current return, produce 10mA electric current, in optocoupler U1, triode ON collector is in low level, and in optocoupler U2, triode ON collector is in low level.
If 2. the I/O interface MCU_InL12 of main frame MCU is in low level, the I/O interface MCU_InN1 of main frame MCU is in low level, then prove that user 1 and the single live wire of user 2 are visited one house after another; Now signal provides main frame to provide 5V voltage, in described resistance R6, described optocoupler U3, in diode, described optocoupler U5, in diode, described optocoupler U2, diode forms current return, produce 10mA electric current, in optocoupler U3, triode ON collector is in low level, and in optocoupler U2, triode ON collector is in low level.
If 3. the I/O interface MCU_InL1 of main frame MCU is in low level, the I/O interface MCU_InN12 of main frame MCU is in low level, then prove user 1 and visit one house after another for 2 single zero lines; Now signal provides main frame to provide 5V voltage, in described resistance R5, described optocoupler U1, in diode, described optocoupler U5, in diode, described optocoupler U4, diode forms current return, produce 10mA electric current, in optocoupler U1, triode ON collector is in low level, and in optocoupler U4, triode ON collector is in low level.
If 4. the I/O interface MCU_InL12 of main frame MCU is in low level, the I/O interface MCU_InN12 of main frame MCU is in low level, then prove that user 1 and user 2 zero live wire are visited one house after another; Now signal provides main frame to provide 5V voltage, in described resistance R6, described optocoupler U3, in diode, described optocoupler U5, in diode, described optocoupler U4, diode forms current return, produce 10mA electric current, in optocoupler U3, triode ON collector is in low level, and in optocoupler U4, triode ON collector is in low level.
Three, zero live wire reversal connection detects, there are following three kinds of states: 1. described signal feedback from machine not access user indoor socket time, described signal receiving end InL is in suspended state, in optocoupler U5, diode no current launches very low level by being in cut-off state, now the described I/O interface MCU_InL output low level from machine MCU; Described signal receiving end InN is in suspended state, and in optocoupler U6, diode no current launches very low level by being in cut-off state, now the described I/O interface MCU_InN output low level from machine MCU.
2. when described signal feedback is from machine access user 1 indoor socket, if export high level from the I/O interface pin MCU_InL of machine MCU, from the I/O interface MCU_InN output low level of machine MCU, then prove that user 1 transmission line of electricity zero live wire is without reversal connection; Now main frame exports 10mA electric current and forms loop, triode ON in optocoupler U5 through the anode of signal receiving end InL, optocoupler U5, the negative electrode of optocoupler U5, signal receiving end InN, and in optocoupler U6, triode ends.
3. when described signal feedback is from machine access user 1 indoor socket, if export high level from the I/O interface MCU_InN of machine MCU, from the I/O interface MCU_InL output low level of machine MCU, then prove that user 1 transmission line of electricity zero live wire is without reversal connection; Now main frame exports 10mA electric current and forms loop, triode ON in optocoupler U6 through the anode of signal receiving end InN, optocoupler U5, the negative electrode of optocoupler U5, signal receiving end InL, and in optocoupler U5, triode ends.
This ammeter wiring testing device of visiting one house after another provides main frame and signal feedback to cooperatively interact from machine to needing signal during user's transmission line faultlocating, signal is utilized to provide main frame to provide power supply and detection signal to the transmission line of electricity of two users, then successively by the indoor socket of signal feedback from machine access user 1 and user 2, carry out successively visiting one house after another and zero live wire reversal connection judges.
For the ease of carrying out the detection of a large number of users, described main frame MCU is connected with host stores module, is describedly connected with from machine memory module from machine MCU.
Adopt user 1 and user 2 two users to set forth this ammeter in the present embodiment to visit one house after another wiring testing device, it should be noted that and signal output apparatus described in multichannel can be set in other embodiments, signal output apparatus connects the I/O interface of different main frame MCU, host display shows the duty of I/O interface respectively, is convenient to detect multiple users of same floor simultaneously; During detection, signal feedback accesses the indoor socket of different user with this from machine, the confirmation of user profile consistance is carried out after access, then carry out in the manner described above visiting one house after another and the detection of zero live wire reversal connection, detect whether there is the problem of visiting one house after another between same floor different user timely fast, and whether user indoor exists the problem of zero live wire reversal connection.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.

Claims (4)

1. an ammeter is visited one house after another wiring testing device, it is characterized in that: it comprises signal provides main frame and signal feedback from machine, host keyboard, host communication module, host display and host power supply that described signal provides main frame to comprise main frame MCU and be connected with described main frame MCU respectively, described main frame MCU is also connected with at least one road signal output apparatus, and the signal output part of described signal output apparatus is for connecting the input end of transmission line of electricity; Described signal feedback from machine comprise from machine MCU and respectively with described from machine MCU be connected from switch dish, from machine communication module, from machine display with from electromechanical source, describedly also be connected with signal feedback circuit from machine MCU, the signal receiving end of described signal feedback circuit is for connecting the output terminal of transmission line of electricity; During use, described signal provides main frame and described signal feedback to access the two ends of transmission line of electricity respectively from machine, described signal provides main frame to judge whether to visit one house after another according to the change of described signal output apparatus, and described signal feedback judges the whether reversal connection of zero live wire from machine according to the change of described signal feedback circuit.
2. ammeter according to claim 1 is visited one house after another wiring testing device, it is characterized in that: described signal output apparatus comprises optocoupler U1 and optocoupler U2, the collector of described optocoupler U1 is connected the I/O interface of described main frame MCU with the collector of described optocoupler U2, one end of the collector contact resistance R1 of described optocoupler U1, another termination+5V voltage of described resistance R1, one end of the anode contact resistance R5 of described optocoupler U1, another termination+5V voltage of described resistance R5, one end of the collector contact resistance R2 of described optocoupler U2, another termination+5V voltage of described resistance R2, the emitter of described optocoupler U1, the emitter of described optocoupler U2 and the plus earth of described optocoupler U2, the negative electrode of described optocoupler U1 and the anode of described optocoupler U2 are as the signal output part of described signal output apparatus.
3. ammeter according to claim 1 and 2 is visited one house after another wiring testing device, it is characterized in that: described signal feedback circuit comprises optocoupler U5 and optocoupler U6, the anode of described optocoupler U5 and the anode of described optocoupler U6 are as the signal receiving end of described signal feedback circuit, the anode of described optocoupler U5 connects the negative electrode of described optocoupler U6, the negative electrode of described optocoupler U5 connects the anode of described optocoupler U6, described in the collector of described optocoupler U5 and light, the collector of coupling U6 connects+5V voltage respectively, the emitter of described optocoupler U5 is by resistance R7 ground connection, the emitter of described optocoupler U6 is by resistance R8 ground connection, the emitter of described optocoupler U5 is connected the described I/O interface from machine MCU with the emitter of described optocoupler U6.
4. ammeter according to claim 3 is visited one house after another wiring testing device, it is characterized in that: described main frame MCU is connected with host stores module, is describedly connected with from machine memory module from machine MCU.
CN201520140705.3U 2015-03-13 2015-03-13 Ammeter is visited one house after another wiring testing device Withdrawn - After Issue CN204515055U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520140705.3U CN204515055U (en) 2015-03-13 2015-03-13 Ammeter is visited one house after another wiring testing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520140705.3U CN204515055U (en) 2015-03-13 2015-03-13 Ammeter is visited one house after another wiring testing device

Publications (1)

Publication Number Publication Date
CN204515055U true CN204515055U (en) 2015-07-29

Family

ID=53713014

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520140705.3U Withdrawn - After Issue CN204515055U (en) 2015-03-13 2015-03-13 Ammeter is visited one house after another wiring testing device

Country Status (1)

Country Link
CN (1) CN204515055U (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104714146A (en) * 2015-03-13 2015-06-17 长沙敏特电力技术有限公司 Electricity meter cross-room wiring detection device and detection method thereof
CN105118281A (en) * 2015-09-22 2015-12-02 杭州华春科技有限公司 User-meter relationship recognition device and method
CN105223537A (en) * 2015-11-06 2016-01-06 国网重庆市电力公司电力科学研究院 A kind of electric energy meter is visited one house after another pick-up unit and method
CN106019051A (en) * 2016-06-16 2016-10-12 青岛鼎信通讯股份有限公司 Electric energy meter test apparatus capable of avoiding door-to-door inspection and inter-user wrongly electricity metering
CN106093691A (en) * 2016-08-17 2016-11-09 国家电网公司 One does not limit core quantity superposing type line connector array
CN106443303A (en) * 2016-10-31 2017-02-22 国网山东省电力公司济南供电公司 Electric energy meter wiring missort detection device and application and judgment method thereof
CN107703413A (en) * 2017-10-13 2018-02-16 深圳市均方根科技有限公司 A kind of device and method for detection family table relation of not registering one's residence
CN110058190A (en) * 2019-04-12 2019-07-26 国网湖北省电力有限公司武汉供电公司 Non- register one's residence does not power off electric energy meter and visits one house after another detection device and method

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104714146A (en) * 2015-03-13 2015-06-17 长沙敏特电力技术有限公司 Electricity meter cross-room wiring detection device and detection method thereof
CN104714146B (en) * 2015-03-13 2017-11-03 长沙敏特电力技术有限公司 Ammeter is visited one house after another wiring testing device and its detection method
CN105118281A (en) * 2015-09-22 2015-12-02 杭州华春科技有限公司 User-meter relationship recognition device and method
CN105118281B (en) * 2015-09-22 2018-11-13 杭州华春科技有限公司 Family table relation recognition device and method
CN105223537A (en) * 2015-11-06 2016-01-06 国网重庆市电力公司电力科学研究院 A kind of electric energy meter is visited one house after another pick-up unit and method
CN105223537B (en) * 2015-11-06 2018-08-28 国网重庆市电力公司电力科学研究院 A kind of electric energy meter is visited one house after another detection device and method
CN106019051A (en) * 2016-06-16 2016-10-12 青岛鼎信通讯股份有限公司 Electric energy meter test apparatus capable of avoiding door-to-door inspection and inter-user wrongly electricity metering
CN106093691A (en) * 2016-08-17 2016-11-09 国家电网公司 One does not limit core quantity superposing type line connector array
CN106443303A (en) * 2016-10-31 2017-02-22 国网山东省电力公司济南供电公司 Electric energy meter wiring missort detection device and application and judgment method thereof
CN107703413A (en) * 2017-10-13 2018-02-16 深圳市均方根科技有限公司 A kind of device and method for detection family table relation of not registering one's residence
CN110058190A (en) * 2019-04-12 2019-07-26 国网湖北省电力有限公司武汉供电公司 Non- register one's residence does not power off electric energy meter and visits one house after another detection device and method
CN110058190B (en) * 2019-04-12 2021-02-02 国网湖北省电力有限公司武汉供电公司 Device and method for detecting series of users of non-household uninterrupted electric energy meter

Similar Documents

Publication Publication Date Title
CN102780254B (en) Photovoltaic charge station
CN102122163B (en) Residential electricity online monitoring system based on smart meter
CN201170925Y (en) Control system for centralized meter-reading of dweller remotely
CN104965147B (en) Low-voltage customer electric energy meter is visited one house after another detecting system and detection method
CN202721876U (en) Single lamp monitoring system for LED streetlamp
CN100495041C (en) Remote automatic centralized control monitoring meter reading system
CN102306954A (en) Intelligent power consumption information interactive management system
CN105334769A (en) Urban comprehensive pipe gallery comprehensive acquisition equipment and comprehensive acquisition system comprising same
CN104916048A (en) Charging control system and method based on Internet thinking, cloud platform and APP payment
CN103490958A (en) Method for testing local communication unit interchangeability of acquisition terminal
CN201730811U (en) Photovoltaic water pump controller
CN201698576U (en) Electricity utilization information collecting system and collector
CN206974423U (en) A kind of reservoir monitoring system based on LoRa technologies
CN102879635B (en) Energy consumption monitoring, metering separate and analyzing and alarming system
CN203930426U (en) Integrated manipulator based on energy efficiency monitoring
CN203378111U (en) Real-time monitoring system for energy efficiency of street lamps
CN101339430A (en) Indoor electric appliance energy-saving intelligent monitoring system
CN103760080A (en) PM 2.5 monitoring system and application method thereof
CN102331485A (en) Portable water quality monitor
CN204408387U (en) A kind of remote energy-saving terminal control system for Internet of Things
CN107359487A (en) Distributed remote control apparatus socket and management of power use method
CN105788226A (en) Broadband carrier parallel meter reading method and broadband carrier parallel meter reading system
CN207585684U (en) A kind of NB-IOT wireless intelligent water meters
CN202994943U (en) Overhead line fault detector
CN201149725Y (en) Automatic wireless meter-reading system with power-off control

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20150729

Effective date of abandoning: 20171103