CN206362840U - A kind of T connects cable-type high-voltage electric energy meter - Google Patents
A kind of T connects cable-type high-voltage electric energy meter Download PDFInfo
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- CN206362840U CN206362840U CN201621452113.6U CN201621452113U CN206362840U CN 206362840 U CN206362840 U CN 206362840U CN 201621452113 U CN201621452113 U CN 201621452113U CN 206362840 U CN206362840 U CN 206362840U
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- metering units
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Abstract
The utility model belongs to high-voltage electric energy measurement field, it is proposed that a kind of T connects cable-type high-voltage electric energy meter, including the first electric energy acquisition metering units, the second electric energy acquisition metering units, the 3rd electric energy acquisition metering units and terminal；The first electric energy acquisition metering units, the second electric energy acquisition metering units, the 3rd electric energy acquisition metering units are separately positioned on high-voltage board three-phase, include a reduction voltage loop, a voltage sensor unit, a metering units, a processing unit, a radio communication unit, the input of reduction voltage loop is connected with the one of high-voltage board, output end is connected with the input of voltage sensor unit, the output end of voltage sensor unit and the input of metering units are connected, the output end of metering units is connected with radio communication unit, and radio communication unit is connected with the terminal called.The utility model is simple in construction, easy for installation, accurate measurement, can be widely applied to high-voltage electric energy measurement field.
Description
Technical field
The present invention relates to high-voltage electric energy measurement field, and in particular to for connecing the three-phase intelligent type at end installed in T
High-voltage electric energy meter.
Background technology
Power system is in order to effectively carry out Controlling line loss, it is necessary to increase stoichiometric point, the T of high-voltage board connects including ring main unit etc.
At cable, based on data carry out line loss measurement and analysis.T connect cable-type high-voltage electric energy meter refer to one kind be directly accessed 6 ~
35kV power circuits T is connect at cable, the instrument for measuring active energy and reactive energy, for realizing that high-pressure side is directly measured
And the transmission of data, in the prior art, three-phase electric energy metering mode are typically calibrated using three-phase simultaneously, if thering is wherein one mutually to occur
Anomaly sensing, then three-phase sensor part and metering section need to change simultaneously, cause system inconvenience and change triviality；
In addition, T connects the application environment of cable-type high-voltage electric energy meter in the high-voltage boards such as ring main unit, its voltage x current sensing is arranged on looped network
In the cable bin of the high-voltage boards such as cabinet, display electric quantity metering unit is in outside（Low-pressure area）, it uses cable to carry out data biography
It is defeated, carry over cable tail with high pressure and climb risk, it is also possible to M signal occur and bring interference to data transfer；Moreover,
The metering units need external power supply, and many inconvenience are brought to installation is implemented.
Utility model content
The utility model overcomes the shortcomings of that prior art is present, and technical problem to be solved is：A kind of T is provided and connects cable
Type high-voltage electric energy meter.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of T connects cable-type high voltage electric energy
Table, including the first electric energy acquisition metering units, the second electric energy acquisition metering units, the 3rd electric energy acquisition metering units and terminal；
The first electric energy acquisition metering units include the first reduction voltage loop, first voltage sensing unit, the first metering list
Member, first processing units, the first radio communication unit, the input of first reduction voltage loop are connected with the A of high-voltage board, institute
The output end for stating the first reduction voltage loop is connected with the input of the voltage sensor unit, the first voltage sensing unit it is defeated
Go out end to be connected with the input of first metering units, the output end of first metering units and first wireless telecommunications
Unit is connected, and first radio communication unit is connected with the terminal called；
The second electric energy acquisition metering units include the second reduction voltage loop, second voltage sensing unit, the second metering list
Member, second processing unit, the second radio communication unit, the input of second reduction voltage loop are connected with the B of high-voltage board, institute
The output end for stating the second reduction voltage loop is connected with the input of the voltage sensor unit, the second voltage sensing unit it is defeated
Go out end to be connected with the input of second metering units, the output end of second metering units and second wireless telecommunications
Unit is connected, and second radio communication unit is connected with the terminal called；
The 3rd electric energy acquisition metering units include the 3rd reduction voltage loop, tertiary voltage sensing unit, the 3rd metering list
Member, the 3rd processing unit, the 3rd radio communication unit, the input of the 3rd reduction voltage loop are connected with the C of high-voltage board, institute
The output end for stating the 3rd reduction voltage loop is connected with the input of the voltage sensor unit, the tertiary voltage sensing unit it is defeated
Go out end to be connected with the input of the 3rd metering units, output end and the 3rd wireless telecommunications of the 3rd metering units
Unit is connected, and the 3rd radio communication unit is connected with the terminal called.
The output end of first reduction voltage loop also with first metering units, first processing units, the first channel radio
Unit connection is interrogated, for being powered to first metering units, first processing units, the first radio communication unit；
The output end of second reduction voltage loop also with second metering units, second processing unit, the second channel radio
Unit connection is interrogated, for being powered to second metering units, second processing unit, the second radio communication unit；
The output end of 3rd reduction voltage loop also with the 3rd metering units, the 3rd processing unit, the 3rd channel radio
Unit connection is interrogated, for being powered to the 3rd metering units, the 3rd processing unit, the 3rd radio communication unit.
The terminal includes radio receiving unit, data processing unit, display unit and GPRS communication units, described wireless
Receiving unit is connected with the data processing unit, for receiving first radio communication unit, the second radio communication unit
With the 3rd radio communication unit transmit information about power and be transferred to data processing unit, the output end of the data processing unit
It is connected respectively with the display unit and GPRS communication units, the GPRS communication units are communicated with user main website and are connected.
First radio communication unit, the second radio communication unit and the 3rd radio communication unit are that radio frequency sends list
Member, the radio receiving unit is rf receiver unit.
The first electric energy acquisition metering units, the second electric energy acquisition metering units and the 3rd electric energy acquisition meter
Amount unit is to be connect after advance connection debugging is encapsulated installed in T at end.
The utility model has the advantages that compared with prior art：Cable is connect the utility model proposes a kind of T
Type high-voltage electric energy meter, including three electric energy acquisition metering units being separately positioned on three-phase, three-phase electric energy collection metering are independent
Set, with the mutual substitutability that can be individually replaced, the site operation cost for installing electric energy meter is low, single-phase high voltage sensing or
Occur to single-phase measurement part abnormal, it is possible to achieve single phase element is changed, and also improves the reliability of product；Moreover, the electric energy
Gather in metering units, metering units reduce middle interference with being directly connected to for the voltage sensor unit for gathering signal
Possibility, adds the precision and reliability of electric quantity metering；In addition, the electric energy meter does not change original high pressure cabinet, and not
On the basis of newly-increased high-voltage metering cubicle, realize and high pressure measurement point added in cabinet, data basis is provided for distribution operating analysis,
Greatly reduce the cost of realization and substantially reduce the time having a power failure during installation.
Brief description of the drawings
Fig. 1 connects cable-type high-voltage electric energy meter circuit connection diagram for a kind of T that the utility model embodiment is provided.
Embodiment
, below will be to the utility model to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Technical scheme in embodiment is clearly and completely described, it is clear that described embodiment is a part of the present utility model
Embodiment, rather than whole embodiments；Based on the embodiment in the utility model, those of ordinary skill in the art are not making
Go out the every other embodiment obtained under the premise of creative work, belong to the scope of the utility model protection.
As shown in figure 1, connecing cable-type high-voltage electric energy meter, including the first electricity for a kind of T that the utility model embodiment is proposed
Metering units 1, the second electric energy acquisition metering units 2, the 3rd electric energy acquisition metering units 3 and terminal 4 can be gathered；First electric energy is adopted
Collecting metering units 1 includes the first reduction voltage loop 11, first voltage sensing unit 12, the first metering units 13, first processing units
14th, the first radio communication unit 15, the input of the first reduction voltage loop 11 is connected with the A of high-voltage board, the first reduction voltage loop 11
Output end be connected with the input of first voltage sensing unit 12, the output end of first voltage sensing unit 12 with first metering
The input connection of unit 13, the output end of the first metering units 13 is connected with the input of first processing units 14, at first
The output end of reason unit 14 is connected with the first radio communication unit, and the first radio communication unit is connected with the communication of terminal 4.
Wherein, structure and the circuit connection and the of the second electric energy acquisition metering units 2 and the 3rd electric energy acquisition metering units 3
One electric energy acquisition metering units 1 are essentially identical, are specially：Second electric energy acquisition metering units 2 include the second reduction voltage loop 21, the
Two voltage sensor units 22, the second metering units 23, second processing unit 24, the second radio communication unit 25, second is depressured back
The input on road 21 is connected with the B of high-voltage board, and the output end of the second reduction voltage loop 21 is defeated with second voltage sensing unit 22
Enter end connection, the output end of second voltage sensing unit 22 is connected with the input of the second metering units 23, the second metering units
23 output end is connected with the input of second processing unit 24, the output end of second processing unit 24 and the second wireless telecommunications list
Member 25 is connected, and the second radio communication unit 25 is connected with the communication of terminal 4；3rd electric energy acquisition metering units 3 include the 3rd decompression
Loop 31, tertiary voltage sensing unit 32, the 3rd metering units 33, the 3rd processing unit 34, the 3rd radio communication unit 35, the
The input of three reduction voltage loops 31 is connected with the C of high-voltage board, output end and the voltage sensor unit 32 of the 3rd reduction voltage loop 31
Input connection, the output end of tertiary voltage sensing unit 32 is connected with the input of the 3rd metering units 33, and the 3rd measures
The output end of unit 33 is connected with the input of the 3rd processing unit 34, output end and the 3rd channel radio of the 3rd processing unit 34
News unit 35 is connected, and the 3rd radio communication unit 35 is connected with the communication of terminal 4.
In each electric energy acquisition metering units of the present embodiment, by by each metering units（13、23、33）Directly and voltage
Sensing unit is connected, it is to avoid signal is disturbed caused by the transmission of M signal, improves the precision of electric quantity metering.Also, it is each
Phase electric energy acquisition metering units are provided separately, and are not interfere with each other, and three-phase is measured using split-phase, and processing synthesis three is carried out to three-phase data
Mutually metering electricity, all calibrates to single-phase and three-phase, mutual replacement can be realized between single-phase measurement, therefore single-phase
In the case of there is abnormal and failure, it is only necessary to carry out single-phase voltage current acquisition metering units and changed, improve reliable
Property.
Specifically, as shown in figure 1, the output end of the first reduction voltage loop 11 is also single with the processing of the first metering units 13, first
First 14, first radio communication unit 15 is connected, for the first metering units 13, first processing units 14, the first wireless telecommunications
Single 15 yuan of power supplies；The output end of second reduction voltage loop 21 also with the second metering units 23,24 yuan of second processing list, the second channel radio
News unit 25 is connected, for being powered to the second metering units 23,24 yuan of second processing list, the second radio communication unit 25；3rd
The output end of reduction voltage loop 31 is also connected 35, use with the 3rd metering units 33, the 3rd processing unit 34, the 3rd radio communication unit
Powered in the 3rd metering units 33, the 3rd processing unit 34, the 3rd radio communication unit 35.Adopted by reduction voltage loop to electric energy
Collect each power elements in metering units, then the electric energy meter of the present embodiment can realize self-powered, without extra connection power supply, peace
Fill simple and convenient.
Specifically, as shown in figure 1, terminal 4 includes radio receiving unit 41, data processing unit 42, the and of display unit 43
GPRS communication units 44, radio receiving unit 41 is connected with data processing unit 42, for receive the first radio communication unit 15,
Second radio communication unit 25 and the information about power of the 3rd radio communication unit 35 transmission are simultaneously transferred to data processing unit 42, number
It is connected respectively with display unit 43 and GPRS communication units 44 according to the output end of processing unit 42,42 pairs of data processing unit is wireless
The electric quantity data of receiving unit transmission is carried out after packing processing, and user main website is transferred to by GPRS communication units 44.
Specifically, the first radio communication unit 15, the second radio communication unit 25 and the 3rd radio communication unit 35 can be with
For radio frequency transmitting element, radio receiving unit 41 can be rf receiver unit.In addition, in the present embodiment, the first electric energy acquisition
Metering units 1, the second electric energy acquisition metering units 2 and the 3rd electric energy acquisition metering units 3 can also use the side of fiber optic communication
Formula is connected with terminal 4, by the radio communications such as radio frequency or fiber optic communication, is not electrically connected between information transfer, can be kept away
Lead climbs risk caused by exempting from cable transmission, realizes electrical isolation.
Specifically, the first electric energy acquisition metering units 1, the second electric energy acquisition metering units 2 and the described 3rd
It is good that each circuit element in electric energy acquisition metering units 3 can connect debugging post package in advance, during installation, only needs each self installation
Connect at end, install simple and convenient in the T of high-voltage board three-phase.
Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (5)
1. a kind of T connects cable-type high-voltage electric energy meter, it is characterised in that adopted including the first electric energy acquisition metering units, the second electric energy
Collect metering units, the 3rd electric energy acquisition metering units and terminal；
The first electric energy acquisition metering units include the first reduction voltage loop, first voltage sensing unit, the first metering units, the
One processing unit, the first radio communication unit, the input of first reduction voltage loop are connected with the A of high-voltage board, and described
The output end of one reduction voltage loop is connected with the input of the voltage sensor unit, the output end of the first voltage sensing unit
It is connected with the input of first metering units, the output end of first metering units and first radio communication unit
Connection, first radio communication unit is connected with the terminal called；
The second electric energy acquisition metering units include the second reduction voltage loop, second voltage sensing unit, the second metering units, the
Two processing units, the second radio communication unit, the input of second reduction voltage loop are connected with the B of high-voltage board, and described
The output end of two reduction voltage loops is connected with the input of the voltage sensor unit, the output end of the second voltage sensing unit
It is connected with the input of second metering units, the output end of second metering units and second radio communication unit
Connection, second radio communication unit is connected with the terminal called；
The 3rd electric energy acquisition metering units include the 3rd reduction voltage loop, tertiary voltage sensing unit, the 3rd metering units, the
Three processing units, the 3rd radio communication unit, the input of the 3rd reduction voltage loop are connected with the C of high-voltage board, and described
The output end of three reduction voltage loops is connected with the input of the voltage sensor unit, the output end of the tertiary voltage sensing unit
It is connected with the input of the 3rd metering units, output end and the 3rd radio communication unit of the 3rd metering units
Connection, the 3rd radio communication unit is connected with the terminal called.
2. a kind of T according to claim 1 connects cable-type high-voltage electric energy meter, it is characterised in that first reduction voltage loop
Output end be also connected with first metering units, first processing units, the first radio communication unit, for described first
Metering units, first processing units, the first radio communication unit are powered；
The output end of second reduction voltage loop also with second metering units, second processing unit, the second wireless telecommunications list
Member connection, for being powered to second metering units, second processing unit, the second radio communication unit；
The output end of 3rd reduction voltage loop also with the 3rd metering units, the 3rd processing unit, the 3rd wireless telecommunications list
Member connection, for being powered to the 3rd metering units, the 3rd processing unit, the 3rd radio communication unit.
3. a kind of T according to claim 1 connects cable-type high-voltage electric energy meter, it is characterised in that the terminal includes wireless
Receiving unit, data processing unit, display unit and GPRS communication units, the radio receiving unit and the data processing list
Member connection, for receiving first radio communication unit, what the second radio communication unit and the 3rd radio communication unit were transmitted
Information about power is simultaneously transferred to data processing unit, the output end of the data processing unit respectively with the display unit and GPRS
Communication unit is connected, and the GPRS communication units are communicated with user main website and are connected.
4. a kind of T according to claim 3 connects cable-type high-voltage electric energy meter, it is characterised in that first wireless telecommunications
Unit, the second radio communication unit and the 3rd radio communication unit are radio frequency transmitting element, and the radio receiving unit is radio frequency
Receiving unit.
5. a kind of T according to claim 3 connects cable-type high-voltage electric energy meter, it is characterised in that first electric energy acquisition
Each element in metering units, the second electric energy acquisition metering units and the 3rd electric energy acquisition metering units is advance
After connection debugging encapsulation, connect installed in T at end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452113.6U CN206362840U (en) | 2016-12-28 | 2016-12-28 | A kind of T connects cable-type high-voltage electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452113.6U CN206362840U (en) | 2016-12-28 | 2016-12-28 | A kind of T connects cable-type high-voltage electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206362840U true CN206362840U (en) | 2017-07-28 |
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ID=59376843
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621452113.6U Active CN206362840U (en) | 2016-12-28 | 2016-12-28 | A kind of T connects cable-type high-voltage electric energy meter |
Country Status (1)
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| CN (1) | CN206362840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308143A (en) * | 2020-03-27 | 2020-06-19 | 辛成辉 | Electric energy meter metering circuit |
-
2016
- 2016-12-28 CN CN201621452113.6U patent/CN206362840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308143A (en) * | 2020-03-27 | 2020-06-19 | 辛成辉 | Electric energy meter metering circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210126 Address after: No.888, North Mozhi Road, Dongqianhu tourist resort, Ningbo, Zhejiang 315000 Patentee after: NINGBO HENGLIDA TECHNOLOGY Co.,Ltd. Patentee after: HANGZHOU HEXING ELECTRICAL Co.,Ltd. Address before: No. 888, North Mozhi Road, Dongqianhu tourist resort, Ningbo, Zhejiang 315121 Patentee before: NINGBO HENGLIDA TECHNOLOGY Co.,Ltd. Patentee before: HANGZHOU HEXING ELECTRICAL Co.,Ltd. Patentee before: HUNAN HAIXING ELECTRICAL APPLIANCE Co.,Ltd. |
|
| TR01 | Transfer of patent right |