CN208334624U - Electric energy meter abnormality detecting apparatus and detection system - Google Patents
Electric energy meter abnormality detecting apparatus and detection system Download PDFInfo
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- CN208334624U CN208334624U CN201821125325.2U CN201821125325U CN208334624U CN 208334624 U CN208334624 U CN 208334624U CN 201821125325 U CN201821125325 U CN 201821125325U CN 208334624 U CN208334624 U CN 208334624U
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- 238000004891 communication Methods 0.000 claims description 10
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Abstract
The utility model embodiment provides a kind of electric energy meter abnormality detecting apparatus and detection system, is related to electric network fault detection technique field.Wherein, the electric energy meter abnormality detecting apparatus includes detection terminal and fixed device, and the fixed device includes fixed bracket and fixed station；The back side of the detection terminal is provided with the fixing piece for connecting with the fixed device, the fixed station is provided with the fixing groove for accommodating the fixing piece, it is cooperatively connected by the fixing piece and fixing groove, terminal can be will test and be fixed on fixed device, so that staff can liberate both hands while carrying out electric energy meter detection carries out other operations, working efficiency is improved.Simultaneously, charging interface is additionally provided in the fixing groove, the conductive bar for being cooperatively connected with the charging interface is provided on the fixing piece, the conductive bar and the battery of detection terminal are electrically connected, while will test terminal and be fixed on the fixed device, it can also charge to the battery of detection terminal.
Description
Technical Field
The utility model relates to a power grid fault detection technical field particularly, relates to an electric energy meter anomaly detection equipment and detecting system.
Background
The electric energy meter is a device for counting the electricity consumption of a user, and when the electric energy meter is abnormal, economic losses and disputes can be brought to a power plant, the user and a power supply bureau.
In the prior art, in order to solve the problem, an electric energy meter abnormality detection device is mainly used for analyzing whether the electric energy meter is abnormal or not according to the operating voltage, the operating current and the metering data of the electric energy meter. When the abnormity of the electric energy meter is detected, the compensation electric quantity is further calculated through an electric quantity compensation algorithm configured in the electric energy meter abnormity detection equipment, and then the electric quantity compensation is carried out according to the compensation electric quantity.
However, the currently used electric energy meter abnormality detection device is limited by the operating environment and generally needs to be operated by hands, and when the detection is performed, a worker is difficult to liberate two hands and perform other operations such as electric energy meter verification at the same time, so that the work efficiency of the worker is relatively low. Therefore, it is important for those skilled in the art to develop an abnormality detection device for an electric energy meter which is more convenient for the staff to use.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned not enough among the prior art, the utility model aims to provide an electric energy meter anomaly detection equipment and detecting system to solve the inconvenient problem of staff at the in-process operation that uses electric energy meter anomaly detection equipment.
In order to achieve the above object, the preferred embodiment of the present invention adopts the following technical solutions:
in a first aspect, an embodiment of the present invention provides an anomaly detection device for an electric energy meter, where the detection device includes a detection terminal and a fixing device; wherein,
the detection terminal is provided with a fixing piece used for being connected with the fixing device, the fixing piece is connected to the back face of the detection terminal through a movable connecting piece, and the fixing piece can be turned over relative to the back face of the detection terminal through the movable connecting piece;
the fixing device comprises a fixing support and a fixing table arranged on the fixing support, and a fixing groove for accommodating the fixing piece is formed in one surface, far away from the fixing support, of the fixing table;
a charging interface is further arranged in the fixing groove, a conductive bar which is matched and connected with the charging interface is arranged on the fixing piece, and the conductive bar is electrically connected with a battery of the detection terminal; the detection terminal is electrically connected with the charging interface in the fixed groove through the conductive bar arranged on the fixed piece, so that the battery can be charged.
Optionally, in an embodiment of the present invention, the fixing member includes a first insertion piece and a second insertion piece, and the first insertion piece and the second insertion piece are parallel to each other.
Optionally, in another embodiment of the present invention, the fixing member includes a first insertion piece, a second insertion piece, a third insertion piece and a fourth insertion piece; wherein,
the first insertion piece is parallel to the second insertion piece, the third insertion piece is parallel to the fourth insertion piece, and the first insertion piece and the second insertion piece are perpendicular to the third insertion piece and the fourth insertion piece.
Optionally, in an embodiment of the present invention, the fixing member is connected to the back of the detection terminal through a hinge.
Optionally, in an embodiment of the present invention, the fixing bracket is connected to the fixing table through a rotating connection assembly;
the fixed table rotates relative to the fixed support through the rotating connection assembly so as to adjust the angle between the fixed table and the fixed support.
Optionally, in an embodiment of the present invention, the fixing bracket includes a connecting column and a supporting foot; wherein,
the connecting column is provided with a telescopic structure, and the supporting foot stand comprises at least three supporting feet;
one end of the connecting column is connected with the supporting foot rest, and the other end of the connecting column is connected with the fixed platform through the rotating connection assembly.
Optionally, in an embodiment of the present invention, the rotating connection assembly includes a rotating head and a bracket;
the bracket is connected to one end of the connecting column, which is close to the fixed table, and the rotating head is connected to one surface of the fixed table, which is close to the fixed bracket;
the rotating head is movably connected with the bracket so as to realize that the fixed table rotates relative to the fixed bracket.
Optionally, in an embodiment of the present invention, a storage battery is further disposed inside the fixing table;
the input end of the storage battery is connected with a power line for connecting an external power supply to charge the storage battery;
the output end of the storage battery is electrically connected with the charging interface so as to charge the battery of the detection terminal through the storage battery.
Optionally, in the embodiment of the present invention, the detection terminal further includes: the MCU processing unit, the memorizer, the communication module and the display screen; wherein,
the fixing piece is arranged on the back face of the display screen, and the display screen, the memory and the communication module are electrically connected with the MCU processor.
In a second aspect, the embodiment of the present invention further provides an electric energy meter anomaly detection system, the detection system includes: the system comprises an electric energy meter, a terminal, a metering automation device and the electric energy meter abnormality detection equipment; wherein,
the electric energy meter is used for metering the electricity consumption of a user;
the terminal is in communication connection with the electric energy meter and is used for acquiring metering data of the electric energy meter and monitoring the running state of the electric energy meter;
the metering automation device is connected with the terminal and used for acquiring metering data and running state data of the electric energy meter and processing the metering data to realize automatic metering of electric energy;
the electric energy meter abnormity detection equipment is used for being connected with the metering automation device and judging whether the electric energy meter is abnormal or not according to the metering data and the running state data of the electric energy meter, which are acquired by the metering automation device.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides an electric energy meter anomaly detection equipment includes detection terminal and fixing device, wherein, the fixing device includes fixed bolster and fixed station; when the staff uses this test terminal to carry out the electric energy meter anomaly detection, the accessible set up in the mounting at the test terminal back and set up in the fixed slot cooperation of fixed station is connected, is fixed in this test terminal fixing device to make the staff can liberate both hands and carry out other operations when carrying out the electric energy meter anomaly detection, improve work efficiency. Meanwhile, a charging interface is further arranged in the fixing groove, a conductive bar used for being connected with the charging interface in a matched mode is arranged on the fixing piece, the conductive bar is electrically connected with a battery of the detection terminal, the detection terminal is fixed on the fixing device, meanwhile, the battery of the detection terminal can be charged, and the charging convenience of the electric energy meter abnormity detection equipment is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an anomaly detection device for an electric energy meter according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an anomaly detection device for an electric energy meter according to another embodiment of the present invention;
fig. 3 is a schematic structural diagram of a fixing device in an electric energy meter abnormality detection apparatus according to an embodiment of the present invention;
fig. 4 is a system block diagram of an anomaly detection system of an electric energy meter according to an embodiment of the present invention.
Icon: 10-detecting a terminal; 11-a first patch; 12-a second patch; 13-a third patch; 14-a fourth patch; 20-a fixed table; 21-a fixed groove; 22-a fixed support; 221-connecting column; 222-a support leg; 23-a rotating connection assembly; 231-a bracket; 232-rotating head.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "back", "inner", "middle", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed when used, and are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated. Furthermore, the terms "first," "second," "third," "fourth," and the like are used merely to distinguish various features of the present invention, and are used for brevity and clarity, and not to indicate or imply relative importance, and therefore, no limitation of the present invention is intended.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1 or fig. 2, an embodiment of the present invention provides an apparatus for detecting an abnormality of an electric energy meter, where the apparatus includes a detection terminal 10 and a fixing device. The detection terminal 10 is used for connecting a metering automation device to judge whether the electric energy meters are abnormal or not according to the metering data and the running state data (such as running voltage and running current) of each electric energy meter acquired by the metering automation device; fixing device includes fixed bolster 22 and fixed station 20, is used for fixing test terminal 10 to it is right through this fixing device when carrying out the electric energy meter anomaly detection for the staff the test terminal 10 fixes, thereby makes the staff can liberate both hands when carrying out the electric energy meter anomaly detection and carry out other operations such as the electric energy meter check-up, improves staff's work efficiency.
Specifically, the test terminal 10 includes the display screen, deviate from on the test terminal 10 one side of display screen be provided with be used for with the mounting that fixing device cooperation is connected, be provided with on fixing device's the fixed station 20 and be used for the holding the fixed slot 21 of mounting, test terminal 10 passes through the mounting with the fixed slot 21 cooperation is connected, in order to realize being fixed in fixing device.
In the embodiment of the present invention, a charging interface is further disposed in the fixing groove 21, a conductive bar for matching and connecting with the charging interface is disposed on the fixing member, and the conductive bar is electrically connected to the battery of the detection terminal 10; when the detecting terminal 10 is fixed to the fixing device, the detecting terminal 10 may be electrically connected to the charging interface of the fixing member and the charging interface of the fixing groove 21 to charge the battery.
Optionally, the embodiment of the present invention provides a spring clip can be further disposed in the charging interface, and when the fixing member is inserted into the fixing groove 21, the spring clip can ensure the contact effect between the conductive bar and the charging interface, so as to ensure the connection reliability when the detecting terminal 10 is charged.
Further, in the embodiment of the utility model provides an in, the mounting pass through the swing joint with test terminal 10 connects, and will as the staff the accessible when test terminal 10 takes out from fixing device swing joint will the mounting is folding for test terminal 10's the back, thereby makes test terminal 10 can keep the back level and smooth when taking out, is convenient for the handheld operation of staff. Meanwhile, after the staff takes the detection terminal 10 out of the fixing table 20, the fixing device can be used as a stool, so that the physical consumption of the staff in the abnormal detection of the electric energy meter is reduced.
In an embodiment of the present invention, it should be noted that the movable connection may be, but is not limited to, a hinge. And, a limit structure can be arranged on the movable connecting piece to limit the folding angle of the fixing piece.
Optionally, in the embodiment of the present invention, the detecting terminal 10 can further be disposed on the back surface of the display screen for accommodating the accommodating groove of the fixing member, and when the fixing member is folded relative to the back surface of the detecting terminal 10, the fixing member can be accommodated in the accommodating groove, so as to further ensure that the back surface of the detecting terminal 10 keeps flat.
Referring to fig. 1, in an embodiment of the present invention, the fixing member includes a first insertion piece 11 and a second insertion piece 12, the first insertion piece 11 and the second insertion piece 12 are parallel to each other, and the detection terminal 10 can be fixed to the fixing platform 20 by inserting the first insertion piece 11 and the second insertion piece 12 into a fixing groove 21 formed on the fixing platform 20.
Referring to fig. 2, in another embodiment of the present invention, the fixing member further includes a third insertion piece 13 and a fourth insertion piece 14 in addition to the first insertion piece 11 and the second insertion piece 12. The first insertion sheet 11 is parallel to the second insertion sheet 12, the third insertion sheet 13 is parallel to the fourth insertion sheet 14, and the first insertion sheet 11 and the second insertion sheet 12 are perpendicular to the third insertion sheet 13 and the fourth insertion sheet 14, so that the detection terminal 10 can be fixed in multiple directions, and the fixing effect between the detection terminal 10 and a fixing device is further improved.
It should be noted that, in the embodiment of the present invention, the fixing member may be an insertion sheet, and may also be replaced by a column or other structures, and the number of the fixing member may not be limited, and may only be set up an insertion sheet to be connected with the fixing station 20 in a matching manner, or may be set up a plurality of insertion sheets to be connected with the fixing station in a matching manner, and the specific number may be set according to the requirement and the structure of the detection terminal 10. When the number of the fixing members is one, the conductive strip may be disposed on the same fixing member, and when the number of the fixing members is plural, the conductive strip may be disposed on any two fixing members of the plural fixing members.
Referring to fig. 3, further, when considering that a worker uses the electric energy meter abnormality detection device to perform electric energy meter abnormality detection, in order to conveniently check a display interface of the detection terminal 10, it may be necessary to adjust a viewing angle of the detection terminal 10, in an embodiment of the present invention, the fixed bracket 22 is connected to the fixed base 20 by using the rotating connection component 23, and the fixed base 20 can rotate relative to the fixed bracket 22 through the rotating connection component 23 to adjust an angle between the fixed base 20 and the fixed base 22, so as to adjust the viewing angle of the detection terminal 10 fixed to the fixed base 20.
With reference to fig. 3, in the embodiment of the present invention, the fixing bracket 22 includes a connecting column 221 and a supporting leg 222, one end of the connecting column 221 is connected to the supporting leg 222, and the other end is connected to the fixing platform 20 through the rotating connection assembly 23. The connecting column 221 is provided with a telescopic structure, and the height of the fixing bracket 22 can be adjusted through the telescopic structure so as to meet the requirements of different working environments or different users; meanwhile, in the embodiment of the present invention, the supporting leg 222 includes at least three supporting legs, which ensures the stability of the fixing bracket 22.
Specifically, referring to fig. 3, in the embodiment of the present invention, the rotating connection assembly 23 includes a rotating head 232 and a bracket 231; the bracket 231 is connected to one end of the connecting column 221 near the fixed stage 20, and the rotating head 232 is connected to one side of the fixed stage 20 near the fixed bracket 22; the rotating head 232 is movably connected to the support 231 through a rotating shaft, so that the fixed stage 20 can rotate relative to the fixed support 22 through the rotating shaft. Specifically, in an embodiment of the utility model, the pivot is the bolt, when needs adjust during angle between fixed station 20 and the fixed bolster 22, will the bolt is unscrewed and can be adjusted, screws up the bolt after the adjustment is accomplished and can make and keep this angle between fixed station 20 and the fixed bolster 22.
Optionally, in view of that the battery storage capacity of the detection terminal 10 is low, and it may not be possible to connect an external power source for charging in a use environment, in the embodiment of the present invention, a storage battery is further disposed inside the fixed station 20; the input end of the storage battery is connected with a power line for connecting an external power supply to charge the storage battery; the output end of the storage battery is electrically connected with the charging interface, and the storage battery can charge the battery of the detection terminal 10, so that the cruising ability of the detection terminal 10 is improved to a certain extent.
Optionally, in the embodiment of the present invention, the detection terminal 10 further includes: the MCU processing unit, the memorizer, the communication module and the display screen; wherein,
the fixing piece is arranged on the back face of the display screen, and the display screen, the memory and the communication module are electrically connected with the MCU processor.
Specifically, in the embodiment of the present invention, the detection terminal 10 may communicate with the metering automation device through a network interface, and may also communicate with the metering automation device through a wireless communication module. The detection terminal 10 can also calculate the back-compensation electric quantity according to the abnormal data of the electric energy meter, and then feeds the back-compensation electric quantity back to the metering automation device for electric quantity back-compensation.
Referring to fig. 4, an embodiment of the present invention further provides an electric energy meter anomaly detection system, where the detection system includes: the system comprises an electric energy meter, a terminal, a metering automation device and the electric energy meter abnormality detection equipment; wherein,
the electric energy meter is used for metering the electricity consumption of a user;
the terminal is in communication connection with the electric energy meter and is used for acquiring metering data of the electric energy meter and monitoring the running state of the electric energy meter;
the metering automation device is connected with the terminal and used for acquiring metering data and running state data of the electric energy meter and processing the metering data to realize automatic metering of electric energy;
the electric energy meter abnormity detection equipment is used for being connected with the metering automation device and judging whether the electric energy meter is abnormal or not according to the metering data and the running state data of the electric energy meter, which are acquired by the metering automation device.
After the electric energy meter abnormity detection equipment is connected with the metering automation device, whether the electric energy meter is abnormal or not can be judged according to metering data and running state data of the electric energy meter, and after the abnormality of a certain electric energy meter is detected, the back compensation electric quantity can be calculated through a back compensation electric quantity algorithm configured on the electric energy meter abnormity detection equipment, then the data related to the back compensation electric quantity is fed back to the metering automation device by the electric energy meter abnormity detection equipment, and the electric quantity is automatically back compensated by the metering automation device.
To sum up, the embodiment of the utility model provides an unusual check out test set of electric energy meter and detecting system. The electric energy meter abnormality detection equipment comprises a detection terminal and a fixing device, wherein the fixing device comprises a fixing support and a fixing table; through set up in the mounting at the detection terminal back and set up in the fixed slot cooperation of fixed station is connected, can with detection terminal is fixed in fixing device to make the staff can liberate both hands and carry out other operations when carrying out the electric energy meter anomaly detection, improved staff's work efficiency. Meanwhile, a charging interface is further arranged in the fixing groove, a conductive bar used for being connected with the charging interface in a matched mode is arranged on the fixing piece, the conductive bar is electrically connected with a battery of the detection terminal, the detection terminal is fixed on the fixing device, meanwhile, the battery of the detection terminal can be charged, and the charging convenience of the electric energy meter abnormity detection equipment is improved.
The above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The electric energy meter abnormality detection equipment is characterized by comprising a detection terminal and a fixing device; wherein,
the detection terminal is provided with a fixing piece used for being connected with the fixing device, the fixing piece is connected to the back face of the detection terminal through a movable connecting piece, and the fixing piece can be turned over relative to the back face of the detection terminal through the movable connecting piece;
the fixing device comprises a fixing support and a fixing table arranged on the fixing support, and a fixing groove for accommodating the fixing piece is formed in one surface, far away from the fixing support, of the fixing table;
a charging interface is further arranged in the fixing groove, a conductive bar which is matched and connected with the charging interface is arranged on the fixing piece, and the conductive bar is electrically connected with a battery of the detection terminal; the detection terminal is electrically connected with the charging interface in the fixed groove through the conductive bar arranged on the fixed piece, so that the battery can be charged.
2. The electric energy meter abnormality detection apparatus according to claim 1, wherein the fixing member includes a first insertion piece and a second insertion piece, the first insertion piece and the second insertion piece being arranged in parallel to each other.
3. The electric energy meter abnormality detection apparatus according to claim 1, wherein the fixing member includes a first insertion piece, a second insertion piece, a third insertion piece, and a fourth insertion piece; wherein,
the first insertion piece is parallel to the second insertion piece, the third insertion piece is parallel to the fourth insertion piece, and the first insertion piece and the second insertion piece are perpendicular to the third insertion piece and the fourth insertion piece.
4. The electric energy meter abnormality detection apparatus according to any one of claims 1 to 3, characterized in that said fixing member is attached to the back surface of said detection terminal by a hinge.
5. The electric energy meter abnormality detection apparatus according to claim 1, wherein the fixed bracket is connected to the fixed base by a rotating connection assembly;
the fixed table rotates relative to the fixed support through the rotating connection assembly so as to adjust the angle between the fixed table and the fixed support.
6. The apparatus for detecting abnormality in an electric energy meter according to claim 5, wherein said fixing bracket includes a connecting column and a supporting leg; wherein,
the connecting column is provided with a telescopic structure, and the supporting foot stand comprises at least three supporting feet;
one end of the connecting column is connected with the supporting foot rest, and the other end of the connecting column is connected with the fixed platform through the rotating connection assembly.
7. The apparatus of claim 6, wherein the rotating connection assembly comprises a rotating head and a bracket;
the bracket is connected to one end of the connecting column, which is close to the fixed table, and the rotating head is connected to one surface of the fixed table, which is close to the fixed bracket;
the rotating head is movably connected with the bracket so as to realize that the fixed table rotates relative to the fixed bracket.
8. The electric energy meter abnormality detection apparatus according to claim 1, characterized in that a storage battery is further provided inside said fixed stand;
the input end of the storage battery is connected with a power line for connecting an external power supply to charge the storage battery;
the output end of the storage battery is electrically connected with the charging interface so as to charge the battery of the detection terminal through the storage battery.
9. The electric energy meter abnormality detection apparatus according to claim 1, said detection terminal further comprising: the MCU processing unit, the memorizer, the communication module and the display screen; wherein,
the fixing piece is arranged on the back face of the display screen, and the display screen, the memory and the communication module are electrically connected with the MCU processor.
10. An electric energy meter anomaly detection system, characterized in that the detection system comprises: an electric energy meter, a terminal, a metering automation device and an electric energy meter abnormality detection apparatus according to any one of claims 1 to 9; wherein,
the electric energy meter is used for metering the electricity consumption of a user;
the terminal is in communication connection with the electric energy meter and is used for acquiring metering data of the electric energy meter and monitoring the running state of the electric energy meter;
the metering automation device is connected with the terminal and used for acquiring metering data and running state data of the electric energy meter and processing the metering data to realize automatic metering of electric energy;
the electric energy meter abnormity detection equipment is used for being connected with the metering automation device and judging whether the electric energy meter is abnormal or not according to the metering data and the running state data of the electric energy meter, which are acquired by the metering automation device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821125325.2U CN208334624U (en) | 2018-07-16 | 2018-07-16 | Electric energy meter abnormality detecting apparatus and detection system |
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| CN201821125325.2U CN208334624U (en) | 2018-07-16 | 2018-07-16 | Electric energy meter abnormality detecting apparatus and detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594162A (en) * | 2018-07-16 | 2018-09-28 | 广东电网有限责任公司 | Electric energy meter abnormality detecting apparatus and detecting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108594162A (en) * | 2018-07-16 | 2018-09-28 | 广东电网有限责任公司 | Electric energy meter abnormality detecting apparatus and detecting system |
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