CN105572622A - Pluggable-connection compatible electric energy meter detection method and device - Google Patents
Pluggable-connection compatible electric energy meter detection method and device Download PDFInfo
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- CN105572622A CN105572622A CN201510859647.4A CN201510859647A CN105572622A CN 105572622 A CN105572622 A CN 105572622A CN 201510859647 A CN201510859647 A CN 201510859647A CN 105572622 A CN105572622 A CN 105572622A
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- energy meter
- pocket watch
- watch seat
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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 a pluggable-connection compatible electric energy meter detection method and device. According to the pluggable-connection compatible electric energy meter detection method, detection of a plurality of electric energy meters is realized mainly through a compatible detection bench and a pluggable compatible meter hanging base. The compatible meter hanging base can be matched with and detect one of a three-phase direct-type electric energy meter, a three-phase mutual inductor electric energy meter, an acquisition terminal and a concentrator. The pluggable-connection compatible electric energy meter detection comprises the compatible detection bench and the compatible meter hanging base capable of being connected to the compatible detection bench in a pluggable manner. The compatible meter hanging base can be matched with and detect the three-phase direct-type electric energy meter, or the three-phase mutual inductor electric energy meter, or the acquisition terminal or the concentrator. The pluggable-connection compatible electric energy meter detection method and device have the advantages of being small in implement difficulty, saving space, saving implementation cost, being good in universality and being high in compatibility and the like, which the existing products do not possess.
Description
Technical field
The present invention relates to the method and apparatus of electric energy meter detection field, particularly a kind of can plug access compatible electric energy meter calibration method and apparatus.
Background technology
Existing stage body Calibration Technology adopts dedicated test mode, namely if three-phase direct verification platform for electric energy meter, then can only examine and determine three-phase direct electric energy meter, because the panel on stage body and pocket watch seat are exclusively used in three-phase direct electric energy meter, and the standard scale of stage body inside, power source and electric current isolation CT are only applicable to three-phase direct electric energy meter too, if examine and determine multiple product just to need to build multiple stage body, not only add the expenditure of construction of calibrating stage body, occupy a large amount of places simultaneously, and the stage body be used on calibrating line is considerably increased to construction cost and the line body complexity of streamline.
In view of this, the object of the present invention is to provide a kind of new technical scheme to solve existing technical matters.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of can plug access compatible electric energy meter calibration method and apparatus, solve a kind of electric energy meter of a kind of pick-up unit Intelligent Measurement of prior art, poor compatibility, versatility are not enough, technical difficulty is large, Expenses Cost high-technology defect.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of can plug access compatible electric energy meter calibration method, described method mainly through compatible verification table and can plug compatible pocket watch seat realize multiple electric energy meter is detected, compatible pocket watch seat can mate the one in calibrating three-phase direct electric energy meter, three-phase mutual-inductor electric energy meter, acquisition terminal, concentrator four kinds of electric energy meters.
A kind of can plug access compatible electric energy meter calibrating apparatus, comprise compatible verification table and can access to plug the compatible pocket watch seat of described compatible verification table, described compatible pocket watch seat can matching detection three-phase direct electric energy meter or three-phase mutual-inductor electric energy meter or acquisition terminal or concentrator.
As the improvement of technique scheme, described compatible verification table is provided with conduction set of books, described compatible pocket watch seat is provided with the copper post conduction pin coordinating described conduction set of books, described copper post conduction pin can coordinate and inserts in conduction set of books and compatible pocket watch seat and compatible verification table electrically conducted.
As the further improvement of technique scheme, described compatible verification table is provided with pocket watch seat reference column, described compatible pocket watch seat is provided with the pocket watch seat pilot hole coordinating described pocket watch seat reference column.
As the further improvement of technique scheme, described pocket watch seat reference column is provided with flexible snap-on, pocket watch seat reference column end opens has snap-on chute, is provided with Compress Spring in described chute, and described flexible snap-on to be arranged in described chute and by spacing for Compress Spring inner at chute.
As the further improvement of technique scheme, described compatible pocket watch seat is provided with difference position probe, described compatible verification table is provided with the difference location inspecting hole coordinating described difference position probe, described difference position probe pluggable enter in the inspecting hole of difference location and for judging that compatible pocket watch seat is for detecting three-phase direct electric energy meter or three-phase mutual-inductor electric energy meter or acquisition terminal or concentrator.
As the further improvement of technique scheme, described compatible verification table comprises verification table mainboard and is arranged on the slip blade on described verification table mainboard, the briquetting drive unit compatible verification table being also provided with wiper block and driving described wiper block to slide.
As the further improvement of technique scheme, described slip blade offers briquetting chute, described wiper block is arranged in described briquetting chute, described briquetting drive unit is electric cylinder, and described electric cylinder is arranged on verification table mainboard back and the output terminal of electric cylinder is connected to wiper block and for driving wiper block to slide in briquetting chute.
As the further improvement of technique scheme, described verification table mainboard both sides are provided with elasticity compressing roller.
The invention has the beneficial effects as follows: the invention provides a kind of can plug access compatible electric energy meter calibration method and apparatus, described calibration method and device are by arranging compatible verification table and the measuring ability of compatible pocket watch seat realization to four kinds of electric energy meter devices, there is the advantage of compatible good, highly versatile, by described calibrating installation can save in a large number installing space, cost-saving, effectively reduce installation difficulty.This kind the compatible electric energy meter calibration method and apparatus of plug access can solve a kind of electric energy meter of a kind of pick-up unit Intelligent Measurement of prior art, and poor compatibility, versatility are not enough, technical difficulty is large, Expenses Cost high-technology defect.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the assembling schematic diagram of the embodiment of the present invention 1;
Fig. 2 is the structural representation of compatible verification table in the embodiment of the present invention 1;
Fig. 3 is the structural representation of compatible another angle of verification table in the embodiment of the present invention 1;
Fig. 4 is the structural representation of compatible pocket watch seat in the embodiment of the present invention 1;
Fig. 5 is the structural representation implementing compatible pocket watch seat in 1 in the present invention;
Fig. 6 is the structural representation of compatible pocket watch seat in the embodiment of the present invention 2;
Fig. 7 is the structural representation implementing compatible pocket watch seat in 2 in the present invention;
Fig. 8 is the structural representation of compatible pocket watch seat in the embodiment of the present invention 3;
Fig. 9 is the structural representation implementing compatible pocket watch seat in 3 in the present invention;
Figure 10 is the structural representation of compatible pocket watch seat in the embodiment of the present invention 4;
Figure 11 is the structural representation implementing compatible pocket watch seat in 4 in the present invention.
Embodiment
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.Obviously; described embodiment is a part of embodiment of the present invention, instead of whole embodiment, based on embodiments of the invention; other embodiments that those skilled in the art obtains under the prerequisite not paying creative work, all belong to the scope of protection of the invention.In addition, all connection/annexations related in patent, not singly refer to that component directly connects, and refer to and according to concrete performance, can connect auxiliary by adding or reducing, and form more excellent draw bail.Each technical characteristic in the invention, can combination of interactions under the prerequisite of not conflicting conflict, with reference to Fig. 1-11.
A kind of can plug access compatible electric energy meter calibration method, described method mainly through compatible verification table 1 and can plug compatible pocket watch seat 2 realize multiple electric energy meter is detected, compatible pocket watch seat 2 can mate the one in calibrating three-phase direct electric energy meter, three-phase mutual-inductor electric energy meter, acquisition terminal, concentrator four kinds of electric energy meters.
Embodiment 1, concrete with reference to Fig. 1-5, present invention also offers a kind of can plug access compatible electric energy meter calibrating apparatus, comprise compatible verification table 1 and can access to plug the compatible pocket watch seat 2 of described compatible verification table 1, described compatible pocket watch seat 2 can matching detection three-phase direct electric energy meter or three-phase mutual-inductor electric energy meter or acquisition terminal or concentrator.
Preferably, described compatible verification table 1 is provided with conduction set of books 11, described compatible pocket watch seat 2 is provided with the copper post conduction pin 21 coordinating described conduction set of books 11, described copper post conduction pin 21 can coordinate and inserts in conduction set of books 11 and electrically conducted with compatible verification table 1 by compatible pocket watch seat 2.
Preferably, described compatible verification table 1 is provided with pocket watch seat reference column 12, described compatible pocket watch seat 2 is provided with the pocket watch seat pilot hole 22 coordinating described pocket watch seat reference column 12.
Preferably, described pocket watch seat reference column 12 is provided with flexible snap-on 121, pocket watch seat reference column 12 end opens has snap-on chute, is provided with Compress Spring in described chute, and described flexible snap-on 121 to be arranged in described chute and by spacing for Compress Spring inner at chute.
Preferably, described compatible pocket watch seat 2 is provided with difference position probe 23, described compatible verification table 1 is provided with the difference location inspecting hole 13 coordinating described difference position probe 23, described difference position probe 23 pluggable enter in the inspecting hole 13 of difference location and for judging that compatible pocket watch seat 2 is for detecting three-phase direct electric energy meter or three-phase mutual-inductor electric energy meter or acquisition terminal or concentrator.
Preferably, the slip blade 15 that described compatible verification table 1 comprises verification table mainboard 14 and is arranged on described verification table mainboard 14, the briquetting drive unit compatible verification table 1 being also provided with wiper block 16 and driving described wiper block 16 to slide.
Preferably, described slip blade 15 offers briquetting chute, described wiper block 16 is arranged in described briquetting chute, described briquetting drive unit is electric cylinder 17, and described electric cylinder 17 is arranged on verification table mainboard 14 back and the output terminal of electric cylinder 17 is connected to wiper block 16 and for driving wiper block 16 to slide in briquetting chute.
Preferably, described verification table mainboard 14 both sides are provided with elasticity compressing roller 18.
When implementing, with the breadth extreme of the acquisition terminal that width dimensions the is maximum slip blade 15 that has been reference design, devise two groups of elasticity compressing rollers 18 in verification table mainboard 14 both sides simultaneously, panel available width can backward compatible three-phase direct electric energy meter, three-phase mutual-inductor electric energy meter, concentrator three kinds of products width.
For the detection of the channel module position on acquisition terminal top, devise electric cylinder 17 structure of 75mm Long Distances, make wiper block 16 stroke on panel longer, can compatible four kinds of different products.
Embodiment 2:
With reference to Fig. 6, Fig. 7, the present embodiment is substantially the same manner as Example 1, and its difference is that described compatible pocket watch seat 2 is for detecting three-phase direct electric energy meter, and the position of its concrete probe location, difference position probe 23 is different.
Embodiment 3:
With reference to Fig. 8, Fig. 9, the present embodiment is substantially the same manner as Example 1, and its difference is that described compatible pocket watch seat 2 is for detecting three-phase direct electric energy meter, and the position of its concrete probe location, difference position probe 23 is different.
Embodiment 4:
With reference to Figure 10, Figure 11, the present embodiment is substantially the same manner as Example 1, and its difference is that described compatible pocket watch seat 2 is for detecting three-phase direct electric energy meter, and the position of its concrete probe location, difference position probe 23 is different.
In the above-described embodiment, described compatible verification table 1 reaches compatible four kinds of tested instrument with coordinating of compatible pocket watch seat 2, and it realizes compatible by following measure: point pocket watch seat identification; Pocket watch seat location determination; The process of normal voltage current signal; Auxiliary terminal signal transacting; Big current heating protection check processing five aspects.
The identification of pocket watch seat:
Can the lower right of compatible pocket watch seat 2 of plug (from front, lower same), corresponding to different electric energy meters (one in three-phase direct electric energy meter, three-phase mutual-inductor electric energy meter, acquisition terminal, concentrator), compatible pocket watch seat 2 is provided with identification pin respectively on different positions, namely position probe 23 is distinguished, identify pin one end ground connection (or power supply is high-end), one end is connected with recognition detection terminal in addition, and the change being identified in current potential on different calibrating terminal by epi-position controller identifies and judges dissimilar pocket watch seat.
Pocket watch seat location determination:
In the middle part at compatible pocket watch seat 2 back side, two assignment test points are had to be distributed in the right and left of pocket watch seat.After compatible pocket watch seat 2 is in place, assignment test point respectively detection terminal inner with epi-position controller is connected.Epi-position controller, by the potential change on recognition detection terminal, judges whether compatible pocket watch seat 2 is in place.
The process of normal voltage current signal:
In order to realize the error testing of direct access electric energy meter when not breaking off relations, simultaneously again can the verification test of electric energy meter of other modes of connection compatible, isolation CT is configured with in each tested table test epi-position, the current signal of the closed loop of standard both can be provided for detecting direct access electric energy meter, also can provide normalized current test signal for other tested tables.Can also high-current relay be passed through, throw isolation CT(current transformer away) be directly connected to test epi-position.
Standard voltage signal is independently in device inside, according to the needs of tested table test, pluggable pocket watch seat carries out short circuit or isolation processing.
Auxiliary terminal signal transacting:
When tested table be direct access electric energy meter or through mutual inductor access electric energy meter time, tested table has 18 auxiliary signal calibrating terminals; When tested table is I type collector, tested table has 20 auxiliary signal calibrating terminals; When tested table is III type band round switching on terminal, tested table has 28 auxiliary signal calibrating terminals.The function of all these calibrating terminals is carried out classification process by us, identical similar test function is merged, by single-row for other distinctive test functions, finally remains 26 auxiliary signal calibrating terminals.
Big current heating protection check processing:
When test job electric current is greater than 20A(ampere) more than time.We add big current contact point temperature sensing circuit, under big current working environment to device in the fever monitoring of contact resistance.When the body temperature of galvanic contact point is greater than the temperature protection threshold points of our setting time, device can provide warning and the protection of epi-position working current is carried out in mandatory bypass (or turn off current source).
More than that better enforcement of the present invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (9)
1. one kind can plug access compatible electric energy meter calibration method, it is characterized in that: described method mainly through compatible verification table (1) and can plug compatible pocket watch seat (2) realize multiple electric energy meter is detected, compatible pocket watch seat (2) can mate the one in calibrating three-phase direct electric energy meter, three-phase mutual-inductor electric energy meter, acquisition terminal, concentrator four kinds of electric energy meters.
2. one kind can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: comprise compatible verification table (1) and can the compatible pocket watch seat (2) of the described compatible verification table (1) of plug ground access, described compatible pocket watch seat (2) can matching detection three-phase direct electric energy meter or three-phase mutual-inductor electric energy meter or acquisition terminal or concentrator.
3. according to claim 2 a kind of can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: described compatible verification table (1) is provided with conduction set of books (11), described compatible pocket watch seat (2) is provided with copper post conduction pin (21) coordinating described conduction set of books (11), described copper post conduction pin (21) can coordinate inserts in conduction set of books (11) and compatible pocket watch seat (2) and compatible verification table (1) is electrically conducted.
4. according to claim 2 a kind of can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: described compatible verification table (1) is provided with pocket watch seat reference column (12), described compatible pocket watch seat (2) is provided with the pocket watch seat pilot hole (22) coordinating described pocket watch seat reference column (12).
5. according to claim 4 a kind of can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: described pocket watch seat reference column (12) is provided with flexible snap-on (121), pocket watch seat reference column (12) end opens has snap-on chute, be provided with Compress Spring in described chute, described flexible snap-on (121) to be arranged in described chute and by spacing for Compress Spring inner at chute.
6. according to claim 2 a kind of can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: described compatible pocket watch seat (2) is provided with difference position probe (23), described compatible verification table (1) is provided with difference location inspecting hole (13) coordinating described difference position probe (23), described difference position probe (23) pluggable enter in difference location inspecting hole (13) and for judging that compatible pocket watch seat (2) is for detecting three-phase direct electric energy meter or three-phase mutual-inductor electric energy meter or acquisition terminal or concentrator.
7. according to claim 2 a kind of can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: described compatible verification table (1) comprises verification table mainboard (14) and is arranged on the slip blade (15) on described verification table mainboard (14), the briquetting drive unit compatible verification table (1) being also provided with wiper block (16) and driving described wiper block (16) to slide.
8. according to claim 7 a kind of can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: (15) offer briquetting chute with described slip blade, described wiper block (16) is arranged in described briquetting chute, described briquetting drive unit is electric cylinder (17), and described electric cylinder (17) is arranged on verification table mainboard (14) back and the output terminal of electric cylinder (17) is connected to wiper block (16) and for driving wiper block (16) to slide in briquetting chute.
9. according to claim 2 a kind of can plug access compatible electric energy meter calibrating apparatus, it is characterized in that: described verification table mainboard (14) both sides be provided with elasticity compressing roller (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859647.4A CN105572622B (en) | 2015-11-30 | 2015-11-30 | It is a kind of can plug access compatible electric energy meter calibration method and apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859647.4A CN105572622B (en) | 2015-11-30 | 2015-11-30 | It is a kind of can plug access compatible electric energy meter calibration method and apparatus |
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| CN105572622A true CN105572622A (en) | 2016-05-11 |
| CN105572622B CN105572622B (en) | 2019-08-13 |
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| CN107677985A (en) * | 2017-11-17 | 2018-02-09 | 国网山东省电力公司淄博供电公司 | The intelligent meter hanging frame of laboratory three-phase electric energy meter calibrating |
| CN107806897A (en) * | 2017-11-28 | 2018-03-16 | 国网冀北电力有限公司电力科学研究院 | A kind of automatic crimping system of measurement instrument |
| CN108776243A (en) * | 2018-07-27 | 2018-11-09 | 国网新疆电力有限公司电力科学研究院 | The electric energy meter mounting base of electric energy meter calibrating apparatus |
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| CN105572622B (en) | 2019-08-13 |
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Inventor after: Cao Feng Inventor after: Guo Fengbing Inventor after: Zhang Hongbin Inventor after: Zhao Cheng Inventor after: Tong Xia Inventor after: Fan Meihui Inventor after: Li Xuecheng Inventor after: Wang Huaijun Inventor after: Fei Xingbao Inventor after: Yang Zhe Inventor before: Cao Feng Inventor before: Guo Fengbing Inventor before: Zhang Hongbin Inventor before: Zhao Cheng Inventor before: Tong Xia Inventor before: Fan Meihui Inventor before: Li Xuecheng Inventor before: Wang Huaijun Inventor before: Fei Xingbao Inventor before: Yang Zhe |
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