CN106646329A - Automatic detection device for buzzer of single-phase electric energy meter - Google Patents
Automatic detection device for buzzer of single-phase electric energy meter Download PDFInfo
- Publication number
- CN106646329A CN106646329A CN201610956049.3A CN201610956049A CN106646329A CN 106646329 A CN106646329 A CN 106646329A CN 201610956049 A CN201610956049 A CN 201610956049A CN 106646329 A CN106646329 A CN 106646329A
- Authority
- CN
- China
- Prior art keywords
- electric energy
- energy meter
- buzzer
- pallet
- detection device
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/25—Arrangements for indicating or signalling faults
Abstract
The invention discloses an automatic detection device for a buzzer of a single-phase electric energy meter. The device comprises a rack. The rack is provided with one or more tools for the meter positions. The at least one or more tools for the meter positions is provided with a plurality of meter positions. A buzzer detection unit is arranged on the rack above the meter position tool wherein the buzzer detection unit comprises an upper-and-lower straight line driving mechanism on the rack. The lower end of the upper-and-lower straight line driving mechanism is provided with a sound silencing cover. The bottom of the sound silencing cover is provided with one or more cavities to hold the electric energy meters on the various meter position tools. Each cavity is provided therein with a decibel meter and comprises a host computer, a serial server and a monitoring module. The automatic detection device for the buzzer of single-phase electric energy meter can accurately determine whether the sound quality of the buzzer meets the requirement or not.
Description
Technical field
The present invention relates to single-phase electric energy meter detection means technical field, and in particular to a kind of buzzer of single-phase electric energy meter
Automatic detection device.
Background technology
Single-phase electric energy meter application at present with buzzer warning function is more and more extensive, and the buzzer in electric energy meter can
Produce warning function in the case where exception occurs in electric energy meter to inform information of the user about electric energy meter.For example it is remaining in user
In the case of not enough power supply, buzzer can send buzzing chimes of doom, inform that user pays the fees in time.Electric energy meter one with buzzer
As buzzer is installed on the drain pan of electric energy meter or pcb board, and in the lateral layout sound hole of electric energy meter, make sound from electricity
The side of energy table spreads out of.
Stepping up now with automatization level, the detection of electric energy meter is also increasingly automated, but but without pin
Special automatic detection device is gone out to the detection design of buzzer, causing the detection of buzzer can only manually be carried out, not only work
Make that efficiency is low, and cannot accurately judge whether the sound quality of buzzer meets requirement.
The content of the invention
The technical problem to be solved in the present invention is：There is provided it is a kind of without the need for manual detection, can accurately judge the sound of buzzer
Whether quality meets the automatic detection device of the buzzer of the single-phase electric energy meter of requirement.
The present invention technical solution be：A kind of automatic detection device of the buzzer of single-phase electric energy meter, including frame,
The frame is provided with one or more position toolings, and described each position tooling is provided with one or more epi-positions, and its feature exists
In：It is located in the frame above each position tooling and is provided with buzzer detector unit, the buzzer detector unit includes setting
Put the straight line driving mechanism up and down in frame and be arranged on the blimp of upper and lower straight line driving mechanism lower end, the sound insulation
The bottom of cover is provided with one or more for accommodating the cavity of the electric energy meter on each position tooling, is equipped with described each cavity
DB meter, also including host computer, serial server and monitoring module, the host computer passes through the electricity of serial server and each epi-position
Can table communication connection, each dB meter, upper and lower straight line driving mechanism electrically connect with monitoring module, the monitoring module with it is upper
Position machine communication connection.
After said structure, the present invention has advantages below：
The present invention automatically controls upper and lower straight line driving mechanism action by host computer by monitoring module, and by communication interface
The buzzer for sending each epi-position of control word control sounds, by the sound quality of dB meter automatic detection buzzer, dB meter detection
The signal transmission for arriving is uploaded to host computer to monitoring module after being pre-processed by monitoring module, and host computer enters to the data for detecting
Row is automatically analyzed, therefore whole process is controlled by the host computer coordinating and unifying, without the need for manual work, is detected by dB meter
Voice quality information to compare artificial judgment much more accurate so that automatization level of the present invention is high, testing result is accurate.
Preferably, each position tooling is including the pallet with one or more epi-positions being arranged in frame and respectively
The corresponding thimble block assembly of epi-position and for driving thimble block assembly and the electric energy meter of each epi-position to connect or be detached before and after
Straight line driving mechanism, the serial server is communicated to connect by thimble block assembly with the electric energy meter of each epi-position, described straight in front and back
Line drive mechanism is electrically connected with monitoring module.The setting can be reliably achieved the communication connection of host computer and electric energy meter, and
Thimble block assembly is facilitated to separate with electric energy meter, to carry out the detection of next group of electric energy meter.
Preferably, the inwall of each cavity of the blimp is equipped with silencing cotton.The setting can reduce environmental noise
Impact to dB meter testing result, so that testing result is more accurate.
Preferably, the upper and lower straight line driving mechanism includes telescopic cylinder, the first fixed plate and some connecting rods, it is described to stretch
Contracting cylinder is arranged on the top of frame, and first fixed plate is fixed on the free end of telescopic cylinder, under each connecting rod
End is connected with blimp, and upper end is connected by a slipping mechanism with the side wall of the first fixed plate, and the position for making blimp can
Adjust in the horizontal direction and be fixed up after the completion of regulation, the upper and lower straight line driving mechanism is electrically connected with monitoring module and referred to
Telescopic cylinder is electrically connected with monitoring module.The upper and lower straight line driving mechanism simple structure, and the position of setting blimp can be along water
Square to being adjusted, so that the relative position of electric energy meter and blimp adjusts more flexible and convenient.
Preferably, the connecting rod sleeve is provided with compression spring, the lower end of the connecting rod is located in blimp and is provided with use
In the back-up ring that blimp falls is limited, the blimp is compressed on the back-up ring acted against in blimp by compression spring.This sets
Put when blimp is moved downward near electric energy meter, if occur interfering between the two, provide certain using compression spring
Cushion effect.
Preferably, being additionally provided with the pallet pipeline for transport pallet in the frame.The setting adopts can electric energy meter
With the operating type of streamline.
Preferably, be additionally provided with first position detection means on the pallet pipeline, the pallet pipeline and pallet
The positioner for location tray is provided with, the first position detection means and positioner are electrically connected with monitoring module
Connect.The setting can be positioned on pallet using positioner, to facilitate subsequent detection when pallet reaches corresponding position.
Preferably, the positioner includes being arranged at least two location holes of tray bottom and is arranged on pallet
Floating junction between pipeline, the floating junction includes the first jacking apparatus and the use being connected with the first jacking apparatus
In the jacking block offseted with location hole, the positioner is electrically connected with monitoring module and refers to the first jacking apparatus with monitoring module electricity
Connection.The positioning device structure is simple and convenient to operate, positions reliability.
Bind with the information of pallet preferably, being located in the frame before buzzer detector unit and being additionally provided with electric energy meter
Device.The setting can facilitate and electric energy meter and pallet be matched, is tracked and data processing.
Preferably, described information binding device includes the ABC bar codes being arranged on electric energy meter casing, is arranged on tray bottom
The RFID radio-frequency cards in portion, the scanner for scanning ABC bar codes being arranged in frame and for reading and writing RFID radio-frequency cards
RFID scanner, the scanner and RFID scanner with upper mechatronics.The information binding device design is simple, and can
It is convenient to bind electric energy meter and pallet.
Description of the drawings：
Fig. 1 is the structural representation of the automatic detection device of the buzzer of electric energy meter of the present invention；
Fig. 2 is another structural representation of the automatic detection device of the buzzer of electric energy meter of the present invention；
Fig. 3 is the position view of buzzer detector unit of the present invention and information binding unit；
Fig. 4 is the structural representation of information binding unit of the present invention；
Fig. 5 is the structural representation of stopping device of the present invention, second place detection means and pallet；
Fig. 6 is the structural representation of stopping device of the present invention；
Fig. 7 is electric function schematic diagram of the present invention；
Fig. 8 is the structural representation of blimp of the present invention；
Fig. 9 is the structural representation of pallet and thimble block assembly；
In figure：1- frames, 2- pallets, 3- thimble block assemblies, 4- tandem drive mechanisms, 5- buzzer detector units,
The upper and lower straight line driving mechanisms of 6-, 7- blimps, 8- dB meters, 9- host computers, 10- serial servers, 11- monitoring modules, 12- disappears
Sound cotton, 13- telescopic cylinders, 14- connecting rods, 15- slipping mechanisms, 16- back-up rings, 18- compression springs, 19- pallet pipelines, 20-
One fixed plate, 21- location holes, the jacking apparatus of 22- first, the fixed plates of 23- second, 24- jacking blocks, 25- information binding devices, 26-
ABC bar codes, 27-RFID radio-frequency cards, 28- scanners, 29-RFID scanners, 30- stopping devices, the jacking cylinders of 31- second, 32-
Block, 33- first positions detection means, 34- second place detection means, 35- cavitys, 36- electric energy meters, 37- cases lock screw
Machine, 38- upper table manipulators, 39- pressure resistant testing devices, the upper electric detection means of 40-, 41- button testing devices.
Specific embodiment
Below in conjunction with the accompanying drawings, and in conjunction with the embodiments the present invention is described further.
Embodiment：
As shown in Figures 1 to 9, a kind of automatic detection device of the buzzer of single-phase electric energy meter, including frame 1, the machine
Frame 1 is provided with one or more position toolings, and described each position tooling is provided with one or more epi-positions, it is characterised in that：Institute
To state be located in frame 1 and be provided with above each position tooling buzzer detector unit 5, the buzzer detector unit 5 includes arranging
Straight line driving mechanism up and down 6 in frame 1 and be arranged on the blimp 7 of the lower end of upper and lower straight line driving mechanism 6, it is described every
The bottom of sound cover 7 is provided with one or more for accommodating in the cavity 35 of the electric energy meter 36 on each position tooling, each cavity 35 only
The sound that one electric energy meter 36 of receiving is prevented from each other is disturbed, and measurement is more accurately, equal in described each cavity 35
DB meter 8 is provided with, also including host computer 9, serial server 10 and monitoring module 11, the host computer 9 passes through serial server
10 communicate to connect with the electric energy meter 36 of each epi-position, such as 485 communication, each dB meter 8, upper and lower straight line driving mechanism 6 with
Monitoring module 11 is electrically connected, and the monitoring module 11 is communicated to connect with host computer 9.
Preferably, each position tooling include being arranged on the pallet 2 with one or more epi-positions in frame 1 and
The corresponding thimble block assembly 3 of each epi-position and for driving thimble block assembly 3 to connect or separate with the electric energy meter 36 of each epi-position
Tandem drive mechanism 4, the communication link of electric energy meter 36 that the serial server 10 passes through thimble block assembly 3 and each epi-position
Connect, the tandem drive mechanism 4 is electrically connected with monitoring module 11.The setting can be reliably achieved host computer 9 and electric energy meter
36 communication connection, and be also convenient for thimble block assembly 3 and separate with electric energy meter 36, to carry out the inspection of next group of electric energy meter 36
Survey.
Preferably, the inwall of each cavity 35 of the blimp 7 is equipped with silencing cotton 12.The setting can reduce environment
Impact of the noise to the testing result of dB meter 8, so that testing result is more accurate.
Preferably, the upper and lower straight line driving mechanism 6 includes telescopic cylinder 13, the first fixed plate 20 and some connecting rods
14, the telescopic cylinder 13 is arranged on the top of frame 1, and first fixed plate 20 is fixed on the free end of telescopic cylinder 13
On, the lower end of each connecting rod 14 is connected with blimp 7, and upper end passes through the side wall phase of a slipping mechanism 15 and the first fixed plate 20
Even, the position for making blimp 7 can in the horizontal direction adjust and be fixed up after the completion of regulation, the upper and lower linear drives
Mechanism 6 electrically connects with monitoring module 11 and refers to that telescopic cylinder 13 is electrically connected with monitoring module 11.The upper and lower straight line driving mechanism 6 is tied
Structure is simple, and arranges the position of blimp 7 and can be adjusted in the horizontal direction, so that electric energy meter 36 and blimp 7 is relative
Position adjustments are more flexible and convenient.
Preferably, be arranged with compression spring 18 outside the connecting rod 14, the lower end of the connecting rod 14 be located in blimp 7 and
The back-up ring 16 for limiting the whereabouts of blimp 7 is provided with, the blimp 7 is compressed by compression spring 18 and acted against in blimp 7
Back-up ring 16 on.This be arranged on blimp 7 move downward near electric energy meter 36 when, if between the two occur interfere, can profit
Certain cushion effect is provided with compression spring 18.
Preferably, the pallet pipeline 19 for transport pallet 2 is additionally provided with the frame 1, pallet pipeline 19
Such as Bosch BOSCH-REXROTH import wire body.The setting can make electric energy meter 36 using the operating type of streamline.
Preferably, being additionally provided with first position detection means 33, first position detection means on the pallet pipeline 19
33 such as optoelectronic switches, the pallet pipeline 19 and pallet 2 are provided with for the positioner of location tray 2, and described first
Position detecting device 33 and positioner are electrically connected with monitoring module 11.The setting can when pallet 2 reaches corresponding position,
Pallet 2 is positioned using positioner, to facilitate subsequent detection.
Preferably, the positioner includes being arranged at least two location holes 21 of the bottom of pallet 2 and is arranged on
Floating junction between pallet pipeline 19, the floating junction include the first jacking apparatus 22 and with the first jacking apparatus
22 be connected for the jacking block 24 that offsets with location hole 21, first jacking apparatus 22 such as the first jacking cylinder, described the
The free end of one jacking cylinder is provided with the second fixed plate 23, and the jacking block 24 is arranged in the second fixed plate 23, the positioning dress
To put electrically connected with monitoring module 11 and refer to that the first jacking apparatus 22 are electrically connected with monitoring module 11.The positioning device structure is simple,
Easy to operate, positioning is reliable.
Preferably, be located in the frame 1 before buzzer detector unit 5 being additionally provided with the letter of electric energy meter 36 and pallet 2
Breath binding device 25, the detection means of electric energy meter generally also includes case lock screw 37, upper table manipulator 38, pressure resistant testing device
39th, upper electric detection means 40, button testing device 41, the distribution of each detection means is as shown in figure 3, information binding device 25 is arranged
Before buzzer detector unit 5, specifically it is provided between upper table manipulator 38 and pressure resistant testing device 39.The setting can be square
Just electric energy meter 36 and pallet 2 are matched, are tracked and data processing.
Preferably, described information binding device 25 includes the ABC bar codes 26 being arranged on the housing of electric energy meter 36, is arranged on
The RFID radio-frequency cards 27 of the bottom of pallet 2, the scanner 28 for scanning ABC bar codes 26 being arranged in frame 1 and for reading
The RFID scanner 29 of RFID radio-frequency cards 27 is write, the scanner 28 and RFID scanner 29 are electrically connected with host computer 9.The letter
Breath binding device 25 is designed simply, and can be facilitated and bound electric energy meter 36 with pallet 2.
Preferably, described information binding device 25 also includes the stopping device 30 being arranged between pallet pipeline 19,
The stopping device 30 is electrically connected with host computer 9, and the stopping device 30 stops pallet 2 when rising, pallet of letting pass during decline
2, the stopping device 30 include the second jacking cylinder 31 and be arranged on the free end of the second jacking cylinder 31 for blocking
The block 32 of pallet 2, the stopping device 30 is electrically connected with host computer 9, refers to that second jacking cylinder 31 is electric with host computer 9
Connection.The setting suspends pallet 2 using stopping device 30, can preferably scan ABC bar codes 26 and RFID bar codes.
Preferably, the pallet 2 is the epi-position pallet 2 of two rows, three row six.The high working efficiency of six epi-position pallet 2.
Preferably, the both sides in the frame 1 positioned at pallet 2 are respectively provided with a scanner 28, the thimble block assembly 3
It is also set, respectively at each epi-position of the both sides of pallet 2, is respectively provided with each row electric energy meter on pallet 2 in the frame 1
36 navigate to three second place detection means 34 at scanner 28, and the second place detection means 34 is electric with host computer 9
Connection.The setting can preferably scan the ABC bar codes 26 on electric energy meter 36.
The course of work of the present invention is as follows：Detect whether each row electric energy meter 36 arrives respectively using each second place detection means 34
At the position being located up to barcode scanner, once reach just driving the rising of stopping device 30 of corresponding position to stop pallet 2, utilize
Scanner 28 scans through in three times the ABC bar codes 26 on the housing of three row electric energy meter 36 on a pallet, while being swept using RFID
Retouch the RFID radio-frequency cards 27 of the bottom of 29 run-down pallet of device 2, so that it may bind together electric energy meter 36 with pallet 2, pallet 2 leads to
Cross pallet pipeline 19 to be transported at each buzzer detector unit 5, first position detection means 33 once detects pallet 2 and reaches
At corresponding buzzer detector unit 5, floating junction will be controlled rise to withstand the location hole 21 of the bottom of pallet 2 and determine pallet 2
Position, drives the reach of thimble block assembly 3 to be connected with electric energy meter 36, drives upper and lower straight line driving mechanism 6 to decline so that blimp 7 will be each
Wherein, host computer is sounded 36 sets of electric energy meter by the buzzer that 485 communications send each electric energy meter 36 of control word control, dB meter
The voice quality information of 8 collection buzzers, the voice quality information that dB meter 8 is detected is first to be uploaded Jing after monitoring module pretreatment
To host computer, by upper automatic analysis testing result, so far once it is completed, moves on upper and lower straight line driving mechanism 6, thimble
Block assembly 3 is separated with electric energy meter 36, and floating junction declines pallet 2 and lets pass, in case second is detected.
Claims (10)
1. a kind of automatic detection device of the buzzer of single-phase electric energy meter, including frame (1), the frame (1) be provided with 1 or
Multiple position toolings, described each position tooling is provided with one or more epi-positions, it is characterised in that：It is located on the frame (1)
It is provided with buzzer detector unit (5) above each position tooling, the buzzer detector unit (5) is including being arranged on frame (1)
On straight line driving mechanism up and down (6) and be arranged on the blimp (7) of upper and lower straight line driving mechanism (6) lower end, the sound insulation
The bottom of cover (7) is provided with one or more for accommodating the cavity (35) of the electric energy meter (36) on each position tooling, described each sky
DB meter (8) is equipped with chamber (35), it is described upper also including host computer (9), serial server (10) and monitoring module (11)
Machine (9) is communicated to connect by serial server (10) with the electric energy meter (36) of each epi-position, each dB meter (8), upper and lower straight line
Drive mechanism (6) is electrically connected with monitoring module (11), and the monitoring module (11) communicates to connect with host computer (9).
2. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 1, it is characterised in that：It is described
Each position tooling includes the pallet (2) with one or more epi-positions being arranged in frame (1) top corresponding with each epi-position
Needle block component (3) and for driving each thimble block assembly (3) and the electric energy meter (36) of each epi-position straight before and after connecting or being detached
Line drive mechanism (4), electric energy meter (36) communication link that the serial server (10) passes through thimble block assembly (3) and each epi-position
Connect, the tandem drive mechanism (4) electrically connects with monitoring module (11).
3. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 1, it is characterised in that：It is described
The inwall of each cavity (35) of blimp (7) is equipped with silencing cotton (12).
4. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 1, it is characterised in that：It is described
Up and down straight line driving mechanism (6) is including telescopic cylinder (13), the first fixed plate (20) and some connecting rods (14), the telescopic cylinder
(13) top of frame (1) is arranged on, first fixed plate (20) is fixed on the free end of telescopic cylinder (13), it is described each
The lower end of connecting rod (14) is connected with blimp (7), and upper end passes through the side wall phase of a slipping mechanism (15) and the first fixed plate (20)
Even, the position for making blimp (7) can in the horizontal direction adjust and be fixed up after the completion of regulation, and the upper and lower straight line drives
Motivation structure (6) is electrically connected with monitoring module (11) and refers to that telescopic cylinder (13) is electrically connected with monitoring module (11).
5. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 4, it is characterised in that：It is described
Compression spring (18) is arranged with outside connecting rod (14), the lower end of the connecting rod (14) is located in blimp (7) and is provided with for limiting
The back-up ring (16) that blimp (7) falls, the blimp (7) is compressed by compression spring (18) and is acted against in blimp (7)
On back-up ring (16).
6. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 2, it is characterised in that：It is described
The pallet pipeline (19) for transport pallet (2) is additionally provided with frame (1).
7. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 6, it is characterised in that：It is described
First position detection means (33) is additionally provided with pallet pipeline (19), the pallet pipeline (19) and pallet (2) are provided with
For the positioner of location tray (2), the first position detection means (33) and positioner with monitoring module (11)
Electrical connection.
8. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 7, it is characterised in that：It is described
Positioner includes being arranged at least two location holes (21) of pallet (2) bottom and is arranged between pallet pipeline (19)
Floating junction, the floating junction include the first jacking apparatus (22), and with being used for that the first jacking apparatus (22) are connected
The jacking block (24) offseted with location hole (21), the positioner is electrically connected with monitoring module (11) and refers to the first jacking apparatus
(22) electrically connect with monitoring module (11).
9. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 2, it is characterised in that：It is described
It is located in frame (1) before buzzer detector unit (5) and is additionally provided with the information binding device of electric energy meter (36) and pallet (2)
(25)。
10. the automatic detection device of the buzzer of a kind of single-phase electric energy meter according to claim 9, it is characterised in that：Institute
State information binding device (25) including the ABC bar codes (26) being arranged on electric energy meter (36) housing, be arranged on pallet (2) bottom
RFID radio-frequency cards (27), the scanner (28) for scanning ABC bar codes (26) being arranged in frame (1) and for reading and writing
The RFID scanner (29) of RFID radio-frequency cards (27), the scanner (28) and RFID scanner (29) are electric with host computer (9)
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610956049.3A CN106646329A (en) | 2016-10-27 | 2016-10-27 | Automatic detection device for buzzer of single-phase electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610956049.3A CN106646329A (en) | 2016-10-27 | 2016-10-27 | Automatic detection device for buzzer of single-phase electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106646329A true CN106646329A (en) | 2017-05-10 |
Family
ID=58821570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610956049.3A Pending CN106646329A (en) | 2016-10-27 | 2016-10-27 | Automatic detection device for buzzer of single-phase electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106646329A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108318853A (en) * | 2018-04-03 | 2018-07-24 | 深圳市科陆智慧工业有限公司 | A kind of detection method for sorting and device for tearing back electric energy meter open |
| CN110161449A (en) * | 2019-05-09 | 2019-08-23 | 广东电网有限责任公司 | A kind of electric energy meter automatic verification system and its automatic data checking method and device |
| CN110568393A (en) * | 2019-01-01 | 2019-12-13 | 宁夏隆基宁光仪表股份有限公司 | mechanism and method for detecting functions of electric energy meter components |
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| CN104267371A (en) * | 2014-09-25 | 2015-01-07 | 国家电网公司 | Single-phase intelligent electric energy meter information binding device |
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| CN108318853A (en) * | 2018-04-03 | 2018-07-24 | 深圳市科陆智慧工业有限公司 | A kind of detection method for sorting and device for tearing back electric energy meter open |
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Application publication date: 20170510 |
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| RJ01 | Rejection of invention patent application after publication |