CN113466778B - Ammeter calibration method - Google Patents
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- CN113466778B CN113466778B CN202110746012.9A CN202110746012A CN113466778B CN 113466778 B CN113466778 B CN 113466778B CN 202110746012 A CN202110746012 A CN 202110746012A CN 113466778 B CN113466778 B CN 113466778B
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- 238000001514 detection method Methods 0.000 abstract description 8
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- 238000005259 measurement Methods 0.000 description 2
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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
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Abstract
The invention discloses an ammeter checking method which is completed through a checking mechanism, wherein the checking mechanism comprises an ammeter, a bottom plate, a wiring assembly and a charging cabinet, the charging cabinet is fixedly arranged at the top of the bottom plate, an electric telescopic rod is fixedly arranged at the top of the bottom plate, and an operation table is fixedly arranged at the top end of the electric telescopic rod. The ammeter calibration method can be used for detecting the accuracy of ammeter metering very quickly, the detection method completely simulates actual electricity utilization, meanwhile, the consumed electric quantity in simulation is fully utilized in simulation, energy is saved, environment is protected, and the calibration cost is reduced.
Description
Technical Field
The invention relates to the technical field of ammeter detection, in particular to an ammeter calibration method.
Background
The phenomenon that the metering deviation of an ammeter installed at a terminal user by a power supply company is increased and reduced sometimes due to technical or artificial reasons needs to be checked in order to avoid economic loss of the power supply company or the user caused by the metering deviation of the ammeter.
Before the ammeter leaves the factory in production, need detect the accurate nature of ammeter measurement, when examining the ammeter at present, the hardware structure of current ammeter is comparatively complicated, and convenience and easy operability are relatively poor, and the workman carries out each item numerical value's survey to smart electric meter through multiple detecting instrument to accomplish the check-up and handle, operate the trouble very, seriously influence work efficiency, also can waste a large amount of electric energy through the instrument detection simultaneously
For example, the invention of China discloses a method and apparatus for checking a smart meter (CN112731267A), which comprises the steps of firstly pushing a transported smart meter to a workbench, obtaining circuit information of the smart meter on the workbench, comparing the obtained circuit information with standard circuit information, calculating a difference value to be corrected, sending a correction instruction according to the calculated difference value, correcting the smart meter by a correction device, confirming again after the correction is completed, and re-placing the smart meter on a transmission device after the confirmation is correct, wherein the method and apparatus for checking the smart meter realize intelligentization and rapidity of correction in the whole correction process, and simultaneously cooperate with the fact that the smart meter is transmitted to the correction workbench on the transmission device, so that the whole correction process is completed rapidly, the accuracy of the smart meter after correction is ensured, and the waiting and stagnation in the correction process are avoided, the correction efficiency of the whole production line is improved, and further the overall working efficiency is improved.
In above-mentioned patent, it only carries out the ammeter through transport mechanism and carries out the transmission, when carrying out the check-up to the ammeter, still need adopt check out test set to ammeter information through the manual work, needs check out test set and ammeter to be connected during the manual work detects, and very consuming time does not fundamentally solve the trouble problem of ammeter detection operation.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an ammeter calibration method, which solves the problems of troublesome calibration and detection of the delivery of the ammeter and low efficiency.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an ammeter calibration method is completed through a calibration mechanism, and specifically comprises the following steps:
s1, the electric meter is placed on the conveying belt, the electric meter is conveyed to the placing table through the conveying belt, the electric meter can downwards extrude a starting button when being placed on the placing table, the starting button can start an electric telescopic rod, the electric telescopic rod can drive the operating table to upwards move for a fixed distance, and therefore the electric meter is driven to upwards move for a fixed displacement, a fire outlet wire and a zero outlet wire are located above the electric meter at the moment, the fire inlet wire and the zero inlet wire can be inserted into corresponding wiring ports on the electric meter, the fire inlet wire and the zero inlet wire are electrified for the electric meter, power is supplied to the charging cabinet through the fire outlet wire and the zero outlet wire, and the charging cabinet can charge a battery of the storage battery car to be charged;
s2, the electric telescopic rod moves upwards for 1min and then automatically moves downwards, so that the electric meter moves downwards, the charging cabinet is powered off, when the battery of the electromobile is charged, the electric meter can record the used electric quantity, when the battery of the electromobile is charged, the electric quantity output by the battery of the electromobile by the charging cabinet is constant electric quantity, namely the used electric quantity is fixed in fixed time, at the moment, the electric quantity recorded by the electric meter can be compared with the fixed electric quantity used by the charging cabinet in 1min, if the numerical values of the electric meter and the fixed electric quantity are completely equal, the metering of the electric meter is indicated to be completely normal, if the numerical values of the electric meter and the fixed electric quantity are not equal, the surface electric meter is unqualified, and the unqualified electric meter is rewrited and calibrated;
s3, when the operation panel rebound, the pulley on the push rod can drive the clamping rod and rotate to carry out accurate location to the ammeter through the clamping wheel, make the alignment that the socket of ammeter can be accurate go out the live wire, go out the zero line, advance the live wire and advance the zero line, when the operation panel rebound, make through the setting of clamping rod spring that the clamping rod goes up the clamping rod can automatic re-setting, thereby can take out the station with the ammeter.
Preferably, the checking mechanism comprises an electric meter, a bottom plate, a wiring assembly and a charging cabinet, the charging cabinet is fixedly arranged at the top of the bottom plate, an electric telescopic rod is fixedly arranged at the top of the bottom plate, an operation table is fixedly arranged at the top end of the electric telescopic rod, spring tubes are fixedly arranged on two sides of the top of the operation table respectively, a placing table matched with the electric meter for use is fixedly arranged at the top end of each spring tube, a conveying belt matched with the electric meter for use is fixedly arranged at the top of the operation table and on the back of the placing table, the wiring assembly comprises a transverse plate, a live wire inlet and a zero wire inlet matched with the electric meter for use are fixedly arranged on the left side of the bottom of the transverse plate through a connecting rod, a live wire outlet and a zero wire outlet matched with the electric meter for use are fixedly arranged on the right side of the bottom of the transverse plate through the connecting rod, and output ends of the live wire outlet and the zero wire outlet are electrically connected with the input end of the charging cabinet, the storage battery car battery that cooperatees and use with the cabinet that charges is placed on the right side at bottom plate top, the top of operation panel just is located fixed mounting between two spring pipes and has start button.
Preferably, the top of bottom plate and the equal fixed mounting in both sides that are located electric telescopic handle have the bracing piece, the top of bracing piece runs through the operation panel and extends to the top of operation panel, the one end that the bracing piece extends to the operation panel top rotates through rotating and is connected with the tight pole of clamp, one section of tight pole of clamp rotates through rotating and is connected with the tight wheel of clamp, fixed mounting has the spring between tight pole of clamp and the bracing piece.
Preferably, push rods are fixedly mounted on two sides of the top of the operating platform, and the top ends of the push rods are rotatably connected with pulleys through rotating pieces.
Preferably, the charging cabinet is a KECP-50G rapid charging cabinet.
Preferably, the outer parts of the live wire outlet, the zero wire outlet, the live wire inlet and the zero wire inlet are all wrapped by PVC pipes.
(III) advantageous effects
The invention provides an ammeter calibration method. The method has the following beneficial effects:
(1) the ammeter calibration method can be used for detecting the accuracy of ammeter metering very quickly, the detection method completely simulates actual electricity utilization, meanwhile, the consumed electric quantity in simulation is fully utilized in simulation, energy is saved, environment is protected, and the calibration cost is reduced.
(2) According to the ammeter calibration method, the ammeter can be calibrated in a pipeline mode, the ammeter can be automatically lifted after reaching the detection station, the ammeter is connected in a power-on mode, the ammeter can be automatically positioned and fixed when lifted, the ammeter can be accurately butted with a zero line and a live line, and calibration detection efficiency is improved to a large extent.
(3) Through the cooperation of clamping lever 14, clamping wheel 15 and spring 16, can realize the location and the clamp of ammeter position fast smoothly on the one hand to can reset automatically, on the other hand, because the damage to the ammeter surface in the clamping location process can be avoided in the use of clamping wheel and spring.
(4) This application directly promotes ammeter 2 through electric telescopic handle 6 and upwards moves to make the play live wire 44 of ammeter 2 top, play zero line 45, advance live wire 42 and advance zero line 43 and can insert in the wiring mouth that corresponds on ammeter 2, this simple structure is high-efficient, can realize being connected and the disconnection of ammeter and wire fast.
(5) Electric telescopic handle 6 resumes initial position in standard time (1min), and the measurement numerical value and the standard value of opposite side table that can standardize go forward the comparison for the calibration platform of this application can use repeatedly, can calibrate fast moreover.
(6) According to the electric meter 2 metering device, the charging cabinet 5 is a KECP-50G rapid charging cabinet, electric quantity can be greatly consumed in a short time through rapid charging, the electric meter 2 can obviously move around in metering, and the accuracy of electric meter calibration can be greatly improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 3 is a side view of an electricity meter, a console, a placement table, and a conveyor belt structure of the present invention;
in the figure, 1, a verification mechanism; 2. an electricity meter; 3. a base plate; 4. a wiring assembly; 5. a charging cabinet; 6. an electric telescopic rod; 7. an operation table; 8. a spring tube; 9. a placing table; 10. a conveyor belt; 11. a battery of the battery car; 12. a start button; 13. a support bar; 14. a clamping lever; 15. a pinch wheel; 16. a spring; 17. a push rod; 18. a pulley; 41. a transverse plate; 42. feeding a firing line; 43. a zero line is fed; 44. discharging a live wire; 45. and (6) discharging the zero line.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: an ammeter checking method is completed through a checking mechanism 1, the checking mechanism 1 comprises an ammeter 2, a bottom plate 3, a wiring component 4 and a charging cabinet 5, the charging cabinet 5 is fixedly arranged at the top of the bottom plate 3, an electric telescopic rod 6 is fixedly arranged at the top of the bottom plate 3, an operation table 7 is fixedly arranged at the top end of the electric telescopic rod 6, spring tubes 8 are fixedly arranged at two sides of the top of the operation table 7, a placing table 9 matched with the ammeter 2 for use is fixedly arranged at the top end of the spring tubes 8, a conveying belt 10 matched with the ammeter for use is fixedly arranged at the top of the operation table 7 and on the back of the placing table 9, the wiring component 4 comprises a transverse plate 41, a live wire inlet 42 and a zero wire inlet 43 matched with the ammeter 2 for use are fixedly arranged at the left side of the bottom of the transverse plate 41 through connecting rods, a live wire outlet 44 and a zero wire outlet 45 matched with the ammeter 2 for use are fixedly arranged at the right side of the bottom of the transverse plate 41 through connecting rods, and go out live wire 44 and go out zero line 45's output all with the input electric connection of cabinet 5 that charges, the storage battery car battery 11 that cooperatees and use with cabinet 5 that charges has been placed on the right side at bottom plate 3 top, the top of operation panel 7 just is located fixed mounting between two spring pipes 8 and has start button 12, start button 12 is used for controlling electric telescopic handle 6's operation, before using, operating personnel need through plc programming system to setting for, make electric telescopic handle 6 can descend and resume initial position after rising 1 min.
According to the invention, supporting rods 13 are fixedly arranged on the top of the bottom plate 3 and on two sides of the electric telescopic rod 6, the top ends of the supporting rods 13 penetrate through the operating table 7 and extend to the top of the operating table 7, one ends of the supporting rods 13 extending to the top of the operating table 7 are rotatably connected with clamping rods 14 through rotating pieces, one sections of the clamping rods 14 are rotatably connected with clamping wheels 15 through the rotating pieces, and springs 16 are fixedly arranged between the clamping rods 14 and the supporting rods 13.
In the invention, push rods 17 are fixedly arranged on both sides of the top of the operating platform 7, and the top ends of the push rods 17 are rotatably connected with pulleys 18 through rotating parts.
In the invention, the charging cabinet 5 is a KECP-50G rapid charging cabinet, so that the electric quantity can be greatly consumed in a short time through rapid charging, and the metering of the electric meter 2 can obviously move.
In the invention, the outsides of the live wire 44, the zero wire 45, the live wire 42 and the zero wire 43 are all wrapped by PVC pipes, and the live wire 44, the zero wire 45, the live wire 42 and the zero wire 43 can be stably obtained by wrapping the PVC pipes.
The checking method specifically comprises the following steps:
s1, place the electric meter 2 on the conveyer belt 10, convey the electric meter 2 to placing the platform 9 through the conveyer belt 10, the electric meter 2 can extrude the start button 12 downwards when placing the platform 9, the start button 12 can start the electric telescopic rod 6, the electric telescopic rod 6 can drive the operation platform 7 to move upwards for a fixed distance of displacement, thereby driving the electric meter 2 to move upwards for a fixed distance of displacement, at this time, the outgoing line 44 above the electric meter 2, the outgoing line 45, the incoming line 42 and the incoming line 43 can be inserted into the corresponding ports on the electric meter 2, the incoming line 42 and the incoming line 43 energize the electric meter 2, power is supplied to the charging cabinet 5 through the outgoing line 44 and the outgoing line 45, the charging cabinet 5 can charge the battery 11 of the storage battery car to be charged;
s2, the electric telescopic rod 6 moves upwards for 1min and then automatically moves downwards, so that the electric meter 2 moves downwards, the charging cabinet 5 is powered off, when the battery 11 of the electromobile is charged, the electric meter 2 records the used electric quantity, when the battery 11 of the electromobile is charged, the electric quantity output by the charging cabinet 5 for the battery 11 of the electromobile is constant electric quantity, namely the used electric quantity is fixed in fixed time, at the moment, the electric quantity recorded by the electric meter 2 can be compared with the fixed electric quantity used by the charging cabinet 5 in 1min, if the numerical values of the electric quantity and the fixed electric quantity are completely equal, the metering of the electric meter 2 is completely normal, if the numerical values of the electric quantity and the fixed electric quantity are not coincident, the surface electric meter 2 is unqualified, and the unqualified electric meter 2 is rewritten and calibrated;
s3, when operation panel 7 rebound, pulley 18 on the push rod 17 can drive clamping rod 14 and rotate to carry out accurate location to ammeter 2 through pressing from both sides tight wheel 15, make alignment that ammeter 2' S socket can be accurate go out live wire 44, go out zero line 45, advance live wire 42 and advance zero line 43, when operation panel 7 rebound, the setting through clamping rod 14 upper spring 16 makes clamping rod 14 can automatic re-setting, thereby can take out the station with ammeter 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An electricity meter verification method is characterized in that: the checking method is completed through a checking mechanism (1), and specifically comprises the following steps:
s1, the electric meter (2) is placed on the conveying belt (10), the electric meter (2) is conveyed to the placing table (9) through the conveying belt (10), the electric meter (2) can downwards extrude the starting button (12) when placed on the placing table (9), the starting button (12) can start the electric telescopic rod (6), the electric telescopic rod (6) can drive the operating table (7) to upwards move for a certain distance of displacement, thereby driving the electric meter (2) to move upwards for a fixed displacement, the outgoing line (44), the outgoing zero line (45), the incoming line (42) and the incoming zero line (43) which are positioned above the electric meter (2) can be inserted into corresponding ports on the electric meter (2), the incoming line (42) and the incoming zero line (43) are electrified for the electric meter (2), the charging cabinet (5) is powered through the live wire outlet (44) and the zero wire outlet (45), and the charging cabinet (5) can charge the battery (11) of the battery car to be charged;
s2, the electric telescopic rod (6) moves upwards for 1min and then automatically moves downwards, so that the electric meter (2) can move downwards, the charging cabinet (5) is powered off, when the battery (11) of the storage battery car is charged, the electric meter (2) can record the used electric quantity, the electric quantity output by the battery (11) of the storage battery car by the charging cabinet (5) is constant electric quantity when charging is carried out, namely the electric quantity used in fixed time is fixed, at the moment, the electric quantity recorded by the electric meter (2) can be compared with the fixed electric quantity used by the charging cabinet (5) in 1min, if the values of the two are completely equal, the metering of the electric meter (2) is completely normal, if the values of the two are not coincident, the surface electric meter (2) is unqualified, and the unqualified electric meter (2) is returned to rewrite and calibrate;
s3, when operation panel (7) rebound, pulley (18) on push rod (17) can drive and press from both sides tight pole (14) and rotate, thereby carry out accurate location to ammeter (2) through pressing from both sides tight wheel (15), make the alignment that the socket of ammeter (2) can be accurate go out live wire (44), go out zero line (45), advance live wire (42) and advance zero line (43), when operation panel (7) rebound, make to press from both sides tight pole (14) and can reset automatically through the setting of pressing from both sides tight pole (14) spring (16), thereby can take out the station with ammeter (2).
2. The electricity meter verification method according to claim 1, wherein: the checking mechanism (1) comprises an electric meter (2), a bottom plate (3), a wiring assembly (4) and a charging cabinet (5), the charging cabinet (5) is fixedly installed at the top of the bottom plate (3), an electric telescopic rod (6) is fixedly installed at the top of the bottom plate (3), an operation table (7) is fixedly installed at the top end of the electric telescopic rod (6), spring tubes (8) are fixedly installed on two sides of the top of the operation table (7), a placing table (9) matched with the electric meter (2) for use is fixedly installed at the top end of each spring tube (8), a conveying belt (10) matched with the electric meter for use is fixedly installed at the back of the top of the operation table (7) and located at the placing table (9), the wiring assembly (4) comprises a transverse plate (41), a live wire feeding wire (42) and a zero wire feeding (43) matched with the electric meter (2) for use are fixedly installed on the left side of the bottom of the transverse plate (41) through a connecting rod, the right side of diaphragm (41) bottom has a live wire (44) and a zero line (45) of play that cooperate with ammeter (2) through connecting rod fixed mounting to the output that goes out live wire (44) and go out zero line (45) all with the input electric connection of cabinet (5) that charges, storage battery car battery (11) that cooperate and use with the cabinet that charges (5) have been placed on the right side at bottom plate (3) top, the top of operation panel (7) just is located fixed mounting between two spring pipes (8) and has start button (12).
3. The electricity meter verification method according to claim 2, wherein: the top of bottom plate (3) and the equal fixed mounting in both sides that is located electric telescopic handle (6) have bracing piece (13), the top of bracing piece (13) runs through operation panel (7) and extends to the top of operation panel (7), the one end that bracing piece (13) extended to operation panel (7) top is rotated through rotating and is connected with clamping bar (14), one section of clamping bar (14) is rotated through rotating and is connected with clamp wheel (15), fixed mounting has spring (16) between clamping bar (14) and bracing piece (13).
4. A method of verifying a meter according to claim 3, wherein: push rods (17) are fixedly mounted on two sides of the top of the operating platform (7), and the top ends of the push rods (17) are rotatably connected with pulleys (18) through rotating pieces.
5. The electricity meter verification method according to claim 4, wherein: the charging cabinet (5) is a KECP-50G rapid charging cabinet.
6. The electricity meter verification method according to claim 5, wherein: the outer parts of the live wire outlet (44), the zero wire outlet (45), the live wire inlet (42) and the zero wire inlet (43) are all wrapped by PVC pipes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110746012.9A CN113466778B (en) | 2021-07-01 | 2021-07-01 | Ammeter calibration method |
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| CN202110746012.9A CN113466778B (en) | 2021-07-01 | 2021-07-01 | Ammeter calibration method |
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| CN113466778B true CN113466778B (en) | 2022-03-08 |
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| CN117554884B (en) * | 2023-11-16 | 2024-05-14 | 国网四川省电力公司泸州供电公司 | Auxiliary ammeter calibration system and method for simulating vibration environment |
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| CN202583444U (en) * | 2012-02-15 | 2012-12-05 | 陕西省地方电力（集团）有限公司 | Electric energy meter |
| WO2012174693A1 (en) * | 2011-06-20 | 2012-12-27 | 辽宁省电力有限公司丹东供电公司 | Electric energy meter on-line detection method |
| CN112946559A (en) * | 2021-02-01 | 2021-06-11 | 宁夏隆基宁光仪表股份有限公司 | Smart electric meter detection method based on power detection |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2708075A1 (en) * | 1977-02-22 | 1978-08-24 | Heliowatt Werke | PROCEDURE FOR ELECTRONIC KILOWATT-HOUR METERS |
| CN106646331A (en) * | 2016-11-30 | 2017-05-10 | 芯海科技（深圳）股份有限公司 | Electricity meter metering chip, circuit and calibration method used for automatic calibration |
| CN109946639B (en) * | 2019-04-09 | 2023-11-24 | 杭州华立科技有限公司 | Connect and tear device open and electric energy meter check table |
| CN111650550B (en) * | 2020-06-29 | 2022-06-10 | 国网山东省电力公司龙口市供电公司 | Electric energy meter calibration platform |
| CN112731267A (en) * | 2021-01-26 | 2021-04-30 | 敖思峰 | Smart electric meter calibration method and device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012174693A1 (en) * | 2011-06-20 | 2012-12-27 | 辽宁省电力有限公司丹东供电公司 | Electric energy meter on-line detection method |
| CN202583444U (en) * | 2012-02-15 | 2012-12-05 | 陕西省地方电力（集团）有限公司 | Electric energy meter |
| CN112946559A (en) * | 2021-02-01 | 2021-06-11 | 宁夏隆基宁光仪表股份有限公司 | Smart electric meter detection method based on power detection |
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| CP02 | Change in the address of a patent holder |
Address after: 518000 Yuefu Square 1B1211-1213, No. 481 Guangming Avenue, Dongkeng Community, Fenghuang Street, Guangming District, Shenzhen, Guangdong Province Patentee after: Shenzhen City Singhang Electric Technology Co.,Ltd. Address before: 2-5 / F, building A2 and B1, 302 Guiyue Road, Guanlan Pitou community, Longhua New District, Shenzhen, Guangdong 518000 Patentee before: Shenzhen City Singhang Electric Technology Co.,Ltd. |