CN107167641A - A kind of portable section metering device - Google Patents
A kind of portable section metering device Download PDFInfo
- Publication number
- CN107167641A CN107167641A CN201710432766.0A CN201710432766A CN107167641A CN 107167641 A CN107167641 A CN 107167641A CN 201710432766 A CN201710432766 A CN 201710432766A CN 107167641 A CN107167641 A CN 107167641A
- Authority
- CN
- China
- Prior art keywords
- anchor ear
- electric energy
- energy meter
- terminals
- metering 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
Links
- 238000004804 winding Methods 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000012634 fragment Substances 0.000 claims description 12
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 230000003321 amplification Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
A kind of portable section metering device, including open type current transformer, insulated electro folder, electric energy meter, open type current transformer and insulated electro folder connect electric energy meter respectively;One end of the secondary winding wound on the secondary iron core of open type current transformer picks out three terminals respectively provided with a terminals, other end three groups of winding numbers of turn of correspondence;The current detecting access port of three gears on three terminals correspondence connection electric energy meters, the electricity box of the electric energy meter are fixed on electric pole by gripping mechanism.Compared with prior art, the beneficial effects of the invention are as follows:The invention provides a kind of portable section metering device, the collection of multigroup gear current information can be realized, suitable for the power load of different capabilities, the amplification ratio of different gears is selected for different current acquisition values, measurement accuracy is high, have a wide range of application, while the installation and removal of its electric energy metering box and transformer are all very convenient, be easy to the implementation of work high above the ground.
Description
Technical field
The present invention relates to power supply information metering acquisition technique, a kind of portable section metering device is especially designed.
Background technology
Simply pacify at transformer the low-voltage platform area that current Guo Wang companies are being promoted in the work of the line loss same period, firm-wide
One piece of table of merit rating is filled, table of merit rating is not installed in the delivery to measure whole transformer, branch outlet.Damage in low-voltage platform area
Disalignment, unknown cause has accounted for 26.5%, and it, which is different from other reasonses, can formulate measures to rectify and reform, therefore is badly in need of developing a kind of
Portable metering device examines sectionalized line delivery, to find out the true cause of loss.The line loss of cooperation company is same
Phase building-up work.
The patent document of Application No. 2015208453847 discloses a kind of easy assembling type active energy metering device, passes through
Open-core transformer gathers current information, and insulated electro folder collection voltages information, these information transmissions give three-phase and four-line electric energy meter.Electricity consumption
User's electricity under the electricity and sectionalized line of energy meter amount is compared, and can find the true cause of loss.But in the patent
Open-core transformer can only realize an electric current than multiplication factor, can only be directed to a kind of collection of current information, for other
Electric current can not then ensure measurement accuracy, so there is limitation using upper.
The content of the invention
It is an object of the invention to provide a kind of portable section metering device, it is possible to achieve multigroup gear current information is adopted
Collection, the no-load voltage ratio of different gears is selected for different current acquisition values, and measurement accuracy is high, has a wide range of application, while its electric energy meter
The installation and removal of case are all very convenient, are easy to the implementation of work high above the ground.
In order to achieve the above object, the present invention is realized using following technical scheme:
A kind of portable section metering device, including open type current transformer, insulated electro folder, electric energy meter, open type electric current
Transformer and insulated electro folder connect electric energy meter respectively;The secondary winding wound on the secondary iron core of open type current transformer
One end picks out three terminals respectively provided with a terminals, other end three groups of winding numbers of turn of correspondence;Three terminals correspondences
The current detecting access port of three gears on electric energy meter is connected, the electricity box of the electric energy meter are fixed on electric pole by gripping mechanism
On.
The gripping mechanism includes anchor ear A, anchor ear B, shell fragment, bolt, and anchor ear A and anchor ear B one end is hinged, other end difference
Provided with otic placode, two otic placodes are bolted when anchor ear A is mutually fastened with anchor ear B, are distinguished in anchor ear A and anchor ear B inner side
Shell fragment is installed, one end of shell fragment is fixedly connected with anchor ear A or anchor ear B, the electricity box of electric energy meter are fixed with anchor ear A or anchor ear B to be connected
Connect.
Three groups of turn ratios of the secondary winding corresponding to three described terminals are respectively 5/20,5/40,5/80.
Compared with prior art, the beneficial effects of the invention are as follows:
The invention provides a kind of portable section metering device, it is possible to achieve the collection of multigroup gear current information, is applicable
In the power load of different capabilities, the amplification ratio of different gears is selected for different current acquisition values, measurement accuracy is high, application
Scope is wide, while the installation and removal of its electric energy metering box and transformer are all very convenient, is easy to the implementation of work high above the ground.
Brief description of the drawings
Fig. 1 is a kind of overall installation schematic diagram of portable section metering device of the present invention.
Fig. 2 is the structural representation of split shed formula current transformer of the present invention.
Fig. 3 is schematic diagram when electric energy metering box is installed.
Fig. 4 is schematic diagram when gripping mechanism is opened.
In figure:1- electric energy meters, 2- anchor ear A, 3- anchor ear B, 4- shell fragment, 5- electric poles, 6- bolts, 7- otic placodes, bis- iron cores of 8-,
9- secondary windings, 10- open type current transformers, 11- insulated electros folder, 12- electric wires, iron core of 13-.
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings:
See Fig. 1-Fig. 4, a kind of portable section metering device, including open type current transformer 10, insulated electro folder 11, electric energy
Table 1, open type current transformer 10 and insulated electro folder 11 connect electric energy meter 1 respectively;The open type current transformer 10 2 times
One end of the secondary winding 9 wound on iron core 8 is picked out respectively provided with a terminals S1, other end three groups of winding numbers of turn of correspondence
Three terminals S2, S3, S4;The current detecting of three gears on three terminals S2, S3, S4 correspondence connection electric energy meters 1 connects
Entrance, the electricity box of the electric energy meter 1 are fixed on electric pole 5 by gripping mechanism.
The gripping mechanism 5 includes anchor ear A2, anchor ear B3, shell fragment 4, bolt 6, and anchor ear A2 and anchor ear B3 one end is hinged, separately
One end is respectively equipped with otic placode 7, and two otic placodes 7 are connected by bolt 6 when anchor ear A2 is mutually fastened with anchor ear B3, in anchor ear A2 with embracing
Hoop B3 on the inside of be separately installed with shell fragment 4, one end of shell fragment 4 is fixedly connected with anchor ear A2 or anchor ear B3, the electricity box of electric energy meter 1 and
Anchor ear A2 or anchor ear B3 are fixedly connected.
Three groups of turn ratios of the secondary winding 9 corresponding to three described terminals are respectively S1, S2:5/20、S1、S3:
5/40、S1、S4:5/80, the electric current ratio respectively 20/5,40/5,80/5 of correspondence input electric energy meter 1.According to actual measurement demand
Collection and calculating of the selection collection electric current than carrying out current signal on electric energy meter.Realize low voltage electric energy measure device composition error
Real load measurement, improve measurement accuracy.
During installation, open type current transformer 10 and insulated electro folder 11 are separately mounted on electric wire 12 to be measured, by anchor ear A2
Close and be buckled on electric pole 5 with anchor ear B3, be designed with screwed hole on two otic placodes 7, tightened by bolt 6, pass through anchor ear A2 and anchor ear
Shell fragment 4 inside B3 clamps electric pole and fixes the electricity box of electric energy meter 1.
The present invention is provided with multiple arcs shell fragment 3 in anchor ear A2 and anchor ear B3, gripping mechanism within the specific limits can
Suitable for the electric pole 5 of multiple diameter, installing/dismounting is all very convenient, using flexible, coordinates open type electric current of the present invention
Transformer 10, makes a kind of application of portable section metering device of the present invention more extensive, measures more accurate.
Claims (3)
1. a kind of portable section metering device, including open type current transformer, insulated electro folder, electric energy meter, open type electric current are mutual
Sensor and insulated electro folder connect electric energy meter respectively;Characterized in that, wound on the secondary iron core of open type current transformer
One end of secondary winding picks out three terminals respectively provided with a terminals, other end three groups of winding numbers of turn of correspondence;Three
The current detecting access port of three gears on terminals correspondence connection electric energy meter, the electricity box of the electric energy meter pass through gripping mechanism
It is fixed on electric pole.
2. a kind of portable section metering device according to claim 1, it is characterised in that the gripping mechanism includes anchor ear
A, anchor ear B, shell fragment, bolt, anchor ear A and anchor ear B one end are hinged, and the other end is respectively equipped with otic placode, and anchor ear A is mutually detained with anchor ear B
Two otic placodes are bolted during conjunction, and shell fragment, one end and the anchor ear A of shell fragment are separately installed with the inside of anchor ear A and anchor ear B
Or anchor ear B is fixedly connected, the electricity box of electric energy meter are fixedly connected with anchor ear A or anchor ear B.
3. a kind of portable section metering device according to claim 1, it is characterised in that described three terminals institute is right
Three groups of turn ratios of the secondary winding answered are respectively 5/20,5/40,5/80.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710432766.0A CN107167641A (en) | 2017-06-09 | 2017-06-09 | A kind of portable section metering device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710432766.0A CN107167641A (en) | 2017-06-09 | 2017-06-09 | A kind of portable section metering device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107167641A true CN107167641A (en) | 2017-09-15 |
Family
ID=59825043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710432766.0A Pending CN107167641A (en) | 2017-06-09 | 2017-06-09 | A kind of portable section metering device |
Country Status (1)
Country | Link |
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CN (1) | CN107167641A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110137885A (en) * | 2019-06-04 | 2019-08-16 | 山东厚俞实业有限公司 | A kind of self-adapting type cable anchor ear |
CN111141935A (en) * | 2020-01-06 | 2020-05-12 | 国网浙江桐乡市供电有限公司 | Universal hoop device for metering box on rod |
-
2017
- 2017-06-09 CN CN201710432766.0A patent/CN107167641A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110137885A (en) * | 2019-06-04 | 2019-08-16 | 山东厚俞实业有限公司 | A kind of self-adapting type cable anchor ear |
CN111141935A (en) * | 2020-01-06 | 2020-05-12 | 国网浙江桐乡市供电有限公司 | Universal hoop device for metering box on rod |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170915 |