CN107942282A - Mechanical electric energy meter self-help comparison device and its comparison method - Google Patents
Mechanical electric energy meter self-help comparison device and its comparison method Download PDFInfo
- Publication number
- CN107942282A CN107942282A CN201711158832.6A CN201711158832A CN107942282A CN 107942282 A CN107942282 A CN 107942282A CN 201711158832 A CN201711158832 A CN 201711158832A CN 107942282 A CN107942282 A CN 107942282A
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- Prior art keywords
- energy meter
- electric energy
- mechanical
- junction block
- machinery
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Classifications
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- 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
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
- G01R35/007—Standards or reference devices, e.g. voltage or resistance standards, "golden references"
Abstract
This programme discloses the mechanical electric energy meter self-help comparison device in power supply and distribution field, including operation cabinet, and the operation cabinet includes interaction window, Ka Biao mechanisms and electrical cabinet；Human-computer interaction screen is installed in the interactive window, Ka Biao mechanisms include card gauge stand and junction block, the card gauge stand and junction block are coaxially mounted on operation cabinet, the junction block includes upset base and the adjustable connecting poles of Duo Gen, the every adjustable binding post, which slides laterally, to be connected on upset base, and the upset base is connected with the upset motor for driving it to rotate；And the comparison to mechanical power energy meter is realized using dedicated comparison method.
Description
Technical field
The present invention relates to electric energy meter detection technique field, and in particular to mechanical electric energy meter self-help comparison device and its compares other side
Method.
Background technology
Present electric energy tariff carries out charging using two kinds of electric energy meters, and one kind is electronic electric energy meter, another is machinery
Formula electric energy meter, two kinds of tables have large area use in China, particularly in place farther out, also there is substantial amounts of mechanical electric energy
Table；In charging, in order to which public electricity-using is fair, electric energy meter will ensure its accuracy.All it is measurement centre of power supply bureau all the time
The reinspection work of single-phase electric energy meter calibrating installation verification client's application is carry, since such calibrating mode is too professional, is caused
The method that the error either examined and determine still is examined and determine, most of client all do not understand do not approve yet calibrating as a result, other power supply
The dual identity of office undertakes calibrating arbitration and is difficult to convince people.And if query for user from far-off regions and will be faced with round-trip province
() distance of measurement verification center several hundred kilometers can obtain testing result, this undoubtedly brings great inconvenience to client,
Disagreed with the convenience service advocated.
In order to improve the above situation, the Chinese patent application of Publication No. CN105842648A is mentioned a kind of easy to checking
Terminal is contrasted, which includes single-phase standard source, human-computer interaction interface, control unit and electric energy meter wiring mechanism, and electric energy meter connects
Line mechanism is connected with single-phase standard source, and electric energy meter wiring mechanism has at least two terminals, and one of wiring is terminated with
Standard single-phase electric energy meter, single-phase standard source and human-computer interaction interface are connected with control unit respectively.To solve existing electric energy meter all
Calibrating review is carried out by power supply bureau, verification process and method etc. are not easy to be approved by client, and electric energy meter concentration calibrating is for remote
The problems such as again extremely inconvenient for regional client；
Although refer to realize using service terminal in the document, the detection contrast for mechanical power energy meter does not have
There is a very good method, in order to meet the needs of more wide variety of user, be badly in need of a kind of pair easy to mechanical electric energy meter of research and development now
Than.
The content of the invention
In order to solve the problems, such as that the prior art can not contrast mechanical electric energy meter, the application provides mechanical electric energy meter certainly
Comparison device is helped, while a kind of method how being compared for mechanical power energy meter is also provided.
The mechanical electric energy meter self-help comparison device that the application provides, including operation cabinet, the operation cabinet include interaction
Window, Ka Biao mechanisms and electrical cabinet；Human-computer interaction screen is installed in the interactive window, Ka Biao mechanisms include card gauge stand and junction block,
The card gauge stand is fixedly mounted on junction block, and the junction block includes upset base and the adjustable connecting poles of Duo Gen, described in every
Adjustable binding post, which slides laterally, to be connected on upset base, and the upset base is connected with the upset motor for driving it to rotate；Institute
Stating electrical cabinet includes motor driver, is moved for upset motor；Including control driver where electrical circuit relay and
Breaker, including cpu data processor, for handling the data of electric energy meter comparison；Including communication management apparatus, for each communication
Data exchange is carried out before equipment, pulsating sampler is additionally provided with the electrical cabinet；Pulsating sampler input terminal and adjustable company
Column electrical connection is connect, output terminal is connected with cpu data processor communication.
The advantages of mechanical electric energy meter of the application self-service contrast device, is：Ben Kabiao mechanisms include card gauge stand and wiring
Seat, the card gauge stand are fixedly mounted on junction block, and the junction block includes upset base and the adjustable connecting poles of Duo Gen, every institute
State adjustable binding post slide laterally be connected to upset base on, it is described upset base be connected with drive its rotate upset motor；
Adjustable binding post is provided with mechanical junction block, any mechanical power energy meter can be connected, adds its versatility；In detection machine
When tool formula electric energy meter, since the dial plate of stem-winder wants normal rotation, it is necessary to which the dial plate for being is horizontal with ground holding, so this ratio
The characteristic of mechanical power energy meter is considered to device, by overturning base, is waited when detecting, band of the upset base in upset motor
Under dynamic so that the dial plate of the electric energy meter on upset base keeps horizontal with ground.
Cpu data processor is set in electrical cabinet, for handling the data of electric energy meter comparison；Communication management apparatus, is used
Data exchange, single-phase standard source are carried out before each communication equipment, single-phase standard source is used to provide single-phase standard electric to electric energy meter
Stream, normal voltage, by comparison data rule storage into cpu data processor, as long as clicking on the instruction control in human-computer interaction screen
Part, it is possible to be detected automatically.
Further, since detected mechanical power energy meter also has many off-gauge electric energy meters.The machinery wiring
Adjustable binding post on seat is flexible binding post；The length of adjusting binding post can be very good to allow various non-generally in measurement
Mark mechanical power energy meter is electrically connected on binding post.
Further, the contactless binding post of operating personnel in order to prevent, is provided with transparent insulation baffle before the Ka Biao mechanisms,
At the same time transparent insulation baffle also can personal observations' electric energy meter easy to operation whether be all connected with binding post, ensure connect consolidate
Property.
Further, start button and stop button are provided with the operation cabinet, start button and stop button with
Cpu data processor input terminal electric signal connects.So operating personnel can be by the entity button on clicking operation cabinet come real
Now detection operation.
Further, it is provided with thermal printer on the operation cabinet.In order to embody the intuitive of data, in order to data
Pass round, data-printing is come out by thermal printer, with realize counterfoil retain.
Finally, the pulsating sampler for collection machinery formula electric energy meter data is provided with before the junction block；Impulse sampling
Device input terminal is connected with communication management apparatus, and output terminal is connected with cpu data processor communication.Pass through pulsating sampler harvester
The number of turns that display data and dial plate on tool formula electric energy meter rotate, to adjust into the basic data of mechanical power energy meter.Avoid
The problem of cumbersome and error rate being manually entered is high.
In order to which more accurately the detection contrast to mechanical power energy meter, the application also provide a kind of mechanical power energy meter
Comparison method, it includes the following steps：
Step 1：Mechanical power energy meter is installed on mechanical junction block, standard electric energy meter is installed on standard scale junction block
On；
Step 2：By the card gauge stand clamping standard electric energy meter of the card meter apparatus on standard scale junction block, connect by standard scale
Line seat connects the connection jaws of electronic standard electric energy meter, the adjustable connecting pole on lateral adjustments machinery junction block so that mechanical electricity
Energy table is closely connected with adjustable connecting pole；Turning mechanical junction block so that mechanical power energy meter is placed perpendicular to ground；By two
Block table clamping so that the data of mechanical power energy meter and standard electric energy meter can collect data by cpu data processor；
Step 3：Activation system, clicks on human-computer interaction screen main interface【Start】Button, mechanical formula electricity is given by standard source
Energy table and standard electric energy meter input normal voltage and normalized current, while by two electric energy meter of card meter apparatus clamping, into preparation
Detection state；
Step 4：The basic data of mechanical power energy meter and standard electric energy meter is read, by human-computer interaction screen main interface hand
The initial value of dynamic input mechanical power energy meter；Pass through the primary data of cpu data processor automatic collection standard electric energy meter；
Step 5：Start contrast, click on main interface【Electricity ratio pair】Button, into mechanical power energy meter and standard electric energy meter
Electric quantity accumulation compares interface, the electricity that voltage, electric current, time and the two pieces of tables of self-defined electric energy meter detection add up at the interface
Value；System judges whether tested electric energy meter meets requirement.
Step 6：Into test, main interface is clicked on【Start】Button, into test interface, system can be set according in step 5
Fixed standard value carries out the matching of voltage, electric current, and reads the voltage of electronic electric energy meter and standard electric energy meter in real time, electric current,
Current total electricity value, finally shows the numerical value of having good luck of two pieces of electric energy meters, so as to tire out to sentence two pieces of electric energy meter electricity in main interface
Whether meter is consistent.
Step 7：Repeatedly test to ensure the accuracy of test, click on【Return】Button, resets test parameter and carries out
Repeatedly test.
Step 8:Clicked at human-computer interaction screen interface【Printing】Button, the subsidiary printer of device can get mechanical electric energy
The essential information of table, have good luck comparison result and freezing data.
Further；The underlying parameter of electric energy meter test is set for the ease of User Defined, and the system is set in man-machine interface
Simulation electricity consumption selection control is equipped with, is provided with multiple household electrical appliances in simulation electricity consumption selection control, every kind of household electrical appliances correspondence is at cpu data
Electric current, voltage, the underlying parameter of run time are corresponding with reason device.
Further；For the ease of the reading and preservation of data, when test in need project complete after, at the interface
Click on【Printing】Button, the subsidiary printer of device can get the essential information of tested electric energy meter, have good luck and comparison result and freeze
Data.
Finally, in order to reduce the input thought to the primary data of mechanical power energy meter, it is provided with before junction block for adopting
Collect the pulsating sampler of mechanical power energy meter data；Pulsating sampler input terminal is connected with communication management apparatus, output terminal and CPU
Data processor communicates to connect；In step 4 step, pass through the ammeter reading and table of pulsating sampler collection machinery formula electric energy meter
Disk turnning circle, is then calculated power consumption by cpu data processor.
Brief description of the drawings
Fig. 1 is the structure diagram of mechanical electric energy meter self-help comparison device；
Fig. 2 is the mechanical card meter apparatus structure diagram of mechanical electric energy meter self-help comparison device；
Fig. 3 is the structural relation figure of mechanical electric energy meter self-help comparison device；
Fig. 4 is the data processing and control circuit diagram of mechanical electric energy meter self-help comparison device.
Embodiment
Below by the further details of explanation of embodiment：
Embodiment 1：
Mechanical electric energy meter self-help comparison device as shown in Fig. 1, Fig. 2 and Fig. 3, including operation cabinet 1, operation cabinet 1 wrap
Include interactive window, card meter apparatus and electrical cabinet；Human-computer interaction screen 2 is installed, card meter apparatus is filled including standard scale card table in interaction window
3 and stem-winder card meter apparatus 4 are put, stem-winder card meter apparatus 4 includes card gauge stand 4 and junction block 43, and card gauge stand 4 and junction block 43 are same
Axis is installed on operation cabinet 1, and transparent insulation baffle 41 is both provided with before card meter apparatus 4.Operation cabinet 1 on be provided with startup by
Button 6 and stop button 7, start button 6 and stop button 7 are connected with cpu data processor input terminal electric signal.So operate
Personnel can realize detection operation by the entity button on clicking operation cabinet.
In order to embody the intuitive of data, in order to passing round for data, data-printing is come out by thermal printer 5,
To realize that counterfoil is retained.
As shown in Figure 2：Mechanical junction block 43 includes upset base and the adjustable connecting poles 42 of Duo Gen, every adjustable binding post 42
Slide laterally and be connected on upset base, upset base is connected with the upset motor for driving it to rotate；Due to detected machinery
Also there are many off-gauge electric energy meters in formula electric energy meter, the adjustable binding post on mechanical junction block is flexible binding post.Measuring
When adjust binding post length can be very good to allow mechanical power energy meter to be electrically connected on binding post.
The ranging stop piece of limit slippage mechanism movement is provided with operation cabinet.In clamping electric energy meter, in order to prevent
Sliding equipment misplaces, and sliding equipment can be allowed to be limited in safe range by ranging stop piece, avoid electric energy meter in clamping and
Damaged when exiting.
As shown in figure 4, electrical cabinet includes motor driver, for driving linear motor or upset motor to rotate；Including control
Electrical circuit where driver processed disconnects and the relay and breaker of connection, including cpu data processor, for handling electric energy
The data that table compares；Including communication management apparatus, for carrying out data exchange, including single-phase standard source before each communication equipment
PTC, single-phase standard source PTC are used to provide single-phase normalized current, normal voltage to electric energy meter.It is provided with and is used for before mechanical junction block
The pulsating sampler of collection machinery formula electric energy meter data；Pulsating sampler input terminal is connected with communication management apparatus, output terminal with
Cpu data processor communication connects.Rotated by the display data on pulsating sampler collection machinery formula electric energy meter and dial plate
The number of turns, to adjust into the basic data of mechanical power energy meter.
Embodiment 2：
Mechanical power energy meter, which compares, to be included the following steps：
Step 1：Mechanical power energy meter is installed on mechanical junction block, standard electric energy meter is installed on standard scale junction block
On；
Step 2：By the card gauge stand clamping standard electric energy meter of the card meter apparatus on standard scale junction block, connect by standard scale
Line seat connects the connection jaws of electronic standard electric energy meter, the adjustable connecting pole on lateral adjustments machinery junction block so that mechanical electricity
Energy table is closely connected with adjustable connecting pole；Turning mechanical junction block so that mechanical power energy meter is placed perpendicular to ground；By two
Block table clamping so that the data of mechanical power energy meter and standard electric energy meter can collect data by cpu data processor；
Step 3：Activation system, clicks on human-computer interaction screen main interface【Start】Button, mechanical formula electricity is given by standard source
Energy table and standard electric energy meter input normal voltage and normalized current, while by two electric energy meter of card meter apparatus clamping, into preparation
Detection state；
Step 4：The basic data of mechanical power energy meter and standard electric energy meter is read, by human-computer interaction screen main interface hand
The initial value of dynamic input mechanical power energy meter；Pass through the primary data of cpu data processor automatic collection standard electric energy meter；Mark
Quasi- electric energy meter is the electric energy meter of electronic type, its numerical value can directly be read from the storage chip in the electric energy meter, and data are adopted
After collecting, next step operation will be carried out.
Step 5：Start contrast, click on main interface【Electricity ratio pair】Button, into mechanical power energy meter and standard electric energy meter
Electric quantity accumulation compares interface, the electricity that voltage, electric current, time and the two pieces of tables of self-defined electric energy meter detection add up at the interface
Value；System judges whether tested electric energy meter meets requirement.
Step 6：Into test, main interface is clicked on【Start】Button, into test interface, system can be set according in step 5
Fixed standard value carries out the matching of voltage, electric current, and reads the voltage of electronic electric energy meter and standard electric energy meter in real time, electric current,
Current total electricity value, finally shows the numerical value of having good luck of two pieces of electric energy meters, so as to tire out to sentence two pieces of electric energy meter electricity in main interface
Whether meter is consistent；
Step 7：Repeatedly test to ensure the accuracy of test, click on【Return】Button, resets test parameter and carries out
Repeatedly test.
Step 8:Clicked at human-computer interaction screen interface【Printing】Button, the subsidiary printer of device can get mechanical electric energy
The essential information of table, have good luck comparison result and freezing data.
Standard source PTC provided by the invention provides the normal voltage and normalized current of two pieces of electric energy meters；Generally Chinese single
Phase normal voltage is 220V, and the electrical appliance rated current that normalized current is used according to simulation is set, the standard of such as 29 cun television sets
Electric current is that its rated current is 0.7A.
The underlying parameter of electric energy meter test is set for the ease of User Defined, and the system is provided with simulation in man-machine interface
Electricity consumption selects control, is provided with multiple household electrical appliances in simulation electricity consumption selection control, every kind of household electrical appliances correspondence is right in cpu data processor
Should there are electric current, voltage, the underlying parameter of run time.For the ease of the reading and preservation of data, when test in need item
After mesh is completed, in order to reduce the input thought to the primary data of mechanical power energy meter, it is provided with and is used for before mechanical junction block
The pulsating sampler of collection machinery formula electric energy meter data；Pulsating sampler input terminal is connected with communication management apparatus, output terminal with
Cpu data processor communication connects；
In step 4 step, by the ammeter reading and dial plate turnning circle of pulsating sampler collection machinery formula electric energy meter,
Then power consumption is calculated by cpu data processor.Error meter is provided with before pulsating sampler and communications manager
WC1, is corrected the data of pulsating sampler by error meter WC1, is overflowed if there is data or repeatedly measurement occurs
Error, the adjustment of data can be carried out by error meter WC1, realize the accuracy of mechanical power energy meter data acquisition.
Above-described is only the preferred embodiment of the present invention, and the general knowledge such as known concrete structure and characteristic is herein in scheme
Do not describe excessively.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, also
Several modifications and improvements can be made, these should also be considered as protection scope of the present invention, these are real all without the present invention is influenced
The effect and practical applicability applied.The scope of protection required by this application should be based on the content of the claims, specification
In the record such as embodiment can be used for the content for explaining claim.
Claims (9)
1. mechanical electric energy meter self-help comparison device, it is characterised in that：Including operate cabinet, it is described operation cabinet include interaction window,
Ka Biao mechanisms and electrical cabinet；Human-computer interaction screen is installed, Ka Biao mechanisms include card gauge stand and junction block, described in the interactive window
Card gauge stand is fixedly mounted on junction block, and the junction block includes upset base and the adjustable connecting poles of Duo Gen, and every described adjustable
Binding post, which slides laterally, to be connected on upset base, and the upset base is connected with the upset motor for driving it to rotate；The electricity
Gas holder includes motor driver, is moved for upset motor；Including the relay of electrical circuit and open circuit where control driver
Device, including cpu data processor, for handling the data of electric energy meter comparison；Including communication management apparatus, for each communication equipment
Data exchange is carried out before, and pulsating sampler is additionally provided with the electrical cabinet；Pulsating sampler input terminal and adjustable connecting pole
It is electrically connected, output terminal is connected with cpu data processor communication.
2. machinery electric energy meter self-help comparison device according to claim 1, it is characterised in that：On the machinery junction block
Adjustable binding post is flexible binding post.
3. machinery electric energy meter self-help comparison device according to claim 2, it is characterised in that：Set before the Ka Biao mechanisms
There is transparent insulation baffle.
4. machinery electric energy meter self-help comparison device according to claim 3, it is characterised in that：Set on the operation cabinet
There are start button and stop button, start button and stop button are connected with cpu data processor input terminal electric signal.
5. machinery electric energy meter self-help comparison device according to claim 4, it is characterised in that：Set on the operation cabinet
There is thermal printer.
6. machinery electric energy meter self-help comparison device according to claim 5, it is characterised in that：It is provided with before the junction block
Pulsating sampler for collection machinery formula electric energy meter data.
7. the control methods of the mechanical electric energy meter self-help comparison device according to claim 1 or 6, it is characterised in that：Including
Following steps：
Step 1：Mechanical power energy meter is installed on mechanical junction block, standard electric energy meter is installed on electrical connections seat；
Step 2：By the card gauge stand clamping standard electric energy meter of the card meter apparatus on electrical connections seat, connected by electrical connections seat
The connection jaws of electronic standard electric energy meter, the adjustable connecting pole on lateral adjustments machinery junction block so that mechanical power energy meter with can
Connecting pole is adjusted closely to connect；Turning mechanical junction block so that mechanical power energy meter is placed perpendicular to ground；By two pieces of table cards
Tightly so that the data of mechanical power energy meter and standard electric energy meter can collect data by cpu data processor；
Step 3：Activation system, clicks on the main interface of human-computer interaction screen【Start】Button, mechanical formula electric energy is given by standard source
Table and standard electric energy meter input normal voltage and normalized current, while by two electric energy meter of card meter apparatus clamping, examined into preparation
Survey state；
Step 4：The basic data of mechanical power energy meter and standard electric energy meter is read, it is manual by the main interface in human-computer interaction screen
Input the initial value of mechanical power energy meter；Pass through the primary data of cpu data processor automatic collection standard electric energy meter；
Step 5：Start contrast, click on the main interface of human-computer interaction screen【Electricity ratio pair】Button, into mechanical power energy meter and mark
Quasi- electric energy meter electric quantity accumulation compares interface, and at the interface, voltage, electric current, time and the two pieces of tables of self-defined electric energy meter detection add up
Charge value；System judges whether mechanical power energy meter meets requirement；
Step 6：Into test, main interface is clicked on【Start】Button, into test interface, system can be set according in step 5
Standard value carries out the matching of voltage, electric current, and reads the voltage of electronic electric energy meter and standard electric energy meter in real time, electric current, current
Total electricity value, finally shows the numerical value of having good luck of two pieces of electric energy meters, so as to be to sentence two pieces of electric energy meter electric quantity accumulations in main interface
It is no consistent；
Step 7：Repeatedly test to ensure the accuracy of test, click on human-computer interaction screen interface【Return】Button, sets again
Determine test parameter repeatedly to be tested；
Step 8:Clicked at human-computer interaction screen interface【Printing】Button, the subsidiary printer of device can get mechanical power energy meter
Essential information, have good luck comparison result and freezing data.
8. the control methods of machinery electric energy meter self-help comparison device according to claim 7, it is characterised in that：Human-computer interaction
Screen interface is provided with simulation electricity consumption selection control, is provided with multiple household electrical appliances in simulation electricity consumption selection control, every kind of household electrical appliances correspondence exists
There are electric current, voltage, the underlying parameter of run time in cpu data processor.
9. the control methods of machinery electric energy meter self-help comparison device according to claim 8, it is characterised in that：Mechanical wiring
The pulsating sampler for collection machinery formula electric energy meter data is provided with before seat；Pulsating sampler input terminal and communication management apparatus
Connection, output terminal are connected with cpu data processor communication；In step 4 step, pass through pulsating sampler collection machinery formula electric energy
The ammeter reading and dial plate turnning circle of table, are then calculated power consumption by cpu data processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158832.6A CN107942282A (en) | 2017-11-20 | 2017-11-20 | Mechanical electric energy meter self-help comparison device and its comparison method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711158832.6A CN107942282A (en) | 2017-11-20 | 2017-11-20 | Mechanical electric energy meter self-help comparison device and its comparison method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107942282A true CN107942282A (en) | 2018-04-20 |
Family
ID=61930316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711158832.6A Pending CN107942282A (en) | 2017-11-20 | 2017-11-20 | Mechanical electric energy meter self-help comparison device and its comparison method |
Country Status (1)
| Country | Link |
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| CN104215930A (en) * | 2014-08-21 | 2014-12-17 | 国家电网公司 | Three-in-one acquisition terminal detection device |
| CN104316895A (en) * | 2014-10-28 | 2015-01-28 | 哈尔滨电工仪表研究所 | Single-phase and three-phase power meter detector |
| CN105301553A (en) * | 2015-12-01 | 2016-02-03 | 国家电网公司 | Multipurpose single/three-phase electric energy meter detector |
| CN105527602A (en) * | 2016-01-22 | 2016-04-27 | 国家电网公司 | Electrical energy gauge calibration platform |
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| CN205539432U (en) * | 2016-01-21 | 2016-08-31 | 贵州电网有限责任公司遵义供电局 | Be used for single -phase electric energy meter to compare service terminals by oneself |
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2017
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5287631A (en) * | 1991-12-16 | 1994-02-22 | Ronald J. Stade | Precision extended-length micrometer with displacement meter probe adapter |
| CN201322796Y (en) * | 2008-12-18 | 2009-10-07 | 绍兴电力局 | Full-automatic standard apparatus of electric energy meter |
| CN203811800U (en) * | 2014-04-15 | 2014-09-03 | 江苏云涌电子科技有限公司 | Pallet for multifunctional single-phase electric energy meter detection |
| CN203838334U (en) * | 2014-05-21 | 2014-09-17 | 国家电网公司 | Electric energy meter comparison simulation platform |
| CN104215930A (en) * | 2014-08-21 | 2014-12-17 | 国家电网公司 | Three-in-one acquisition terminal detection device |
| CN104316895A (en) * | 2014-10-28 | 2015-01-28 | 哈尔滨电工仪表研究所 | Single-phase and three-phase power meter detector |
| CN105301553A (en) * | 2015-12-01 | 2016-02-03 | 国家电网公司 | Multipurpose single/three-phase electric energy meter detector |
| CN105842648A (en) * | 2016-01-21 | 2016-08-10 | 贵州电网有限责任公司遵义供电局 | Self-service comparison service terminal for single-phase energy meter and comparison and re-check method |
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| CN105527602A (en) * | 2016-01-22 | 2016-04-27 | 国家电网公司 | Electrical energy gauge calibration platform |
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Application publication date: 20180420 |