CN204166037U - High-voltage meter - Google Patents

High-voltage meter Download PDF

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Publication number
CN204166037U
CN204166037U CN201420630413.3U CN201420630413U CN204166037U CN 204166037 U CN204166037 U CN 204166037U CN 201420630413 U CN201420630413 U CN 201420630413U CN 204166037 U CN204166037 U CN 204166037U
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CN
China
Prior art keywords
electronic
mutual inductor
meter
circuit breaker
vacuum circuit
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Active
Application number
CN201420630413.3U
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Chinese (zh)
Inventor
陈洪涛
赵建明
项福军
佟辉
王琨
关守义
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SONGYUAN POWER SUPPLY COMPANY STATE GRID JILIN ELECTRIC POWER Co Ltd
BEIJING RUIQIEN TRANSFORMER EQUIPMENT Co Ltd
State Grid Corp of China SGCC
Original Assignee
SONGYUAN POWER SUPPLY COMPANY STATE GRID JILIN ELECTRIC POWER Co Ltd
BEIJING RUIQIEN TRANSFORMER EQUIPMENT Co Ltd
State Grid Corp of China SGCC
Priority date (The priority date 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 date listed.)
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Application filed by SONGYUAN POWER SUPPLY COMPANY STATE GRID JILIN ELECTRIC POWER Co Ltd, BEIJING RUIQIEN TRANSFORMER EQUIPMENT Co Ltd, State Grid Corp of China SGCC filed Critical SONGYUAN POWER SUPPLY COMPANY STATE GRID JILIN ELECTRIC POWER Co Ltd
Priority to CN201420630413.3U priority Critical patent/CN204166037U/en
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Publication of CN204166037U publication Critical patent/CN204166037U/en
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Abstract

The utility model discloses a kind of high-voltage meter, relate to power domain.The problem lower for the accuracy of measuring solving existing electric metering box and inventing.Comprise: a second part and two second part; One end of isolation switch is end of incoming cables, and the other end of isolation switch is connected with one end of power taking electronic mutual inductor with one end of electronic combined mutual inductor, one end of current transformer respectively; The other end of current transformer is connected with inrush current control; The other end of electronic combined mutual inductor is connected with one end of mutual inductance controller; The other end of mutual inductance controller is connected with one end of three phases electronic energy meter; The other end of power taking electronic mutual inductor is connected with the other end of three phases electronic energy meter; Electronic combined mutual inductor is also connected with one end of vacuum circuit breaker, and the other end of vacuum circuit breaker is leading-out terminal.

Description

High-voltage meter
Technical field
The utility model relates to power domain, particularly relates to a kind of high-voltage meter.
Background technology
Electric metering box is the important measurement instrument in electrical production, transmission, sale and use procedure.In prior art, for realizing the function of measuring of electric metering box, user needs respectively Procurement Section's combined mutual inductor and switch, and combined instrument transformer, switch, electric energy meter etc. is grouped together and measures.
But, because electric metering box is combined by plurality of devices, therefore easily cause error in intermediate link, and then cause the accuracy of measuring of electric metering box lower.
Utility model content
The utility model provides a kind of high-voltage meter, can improve the accuracy of measuring.
The utility model technical solution problem adopts following technical scheme: a second part and two second part; A described second part is connected with described two second part;
A described second part, comprising: isolation switch, current transformer, electronic combined mutual inductor, vacuum circuit breaker and power taking electronic mutual inductor; Described two second part, comprising: inrush current control, mutual inductance controller and three phases electronic energy meter;
One end of described isolation switch is end of incoming cables, and the other end of described isolation switch is connected with one end of described power taking electronic mutual inductor with one end of described electronic combined mutual inductor, one end of described current transformer respectively; The other end of described current transformer is connected with described inrush current control; The other end of described electronic combined mutual inductor is connected with one end of described mutual inductance controller; The other end of described mutual inductance controller is connected with one end of described three phases electronic energy meter; The other end of described power taking electronic mutual inductor is connected with the other end of described three phases electronic energy meter; Described electronic combined mutual inductor is also connected with one end of described vacuum circuit breaker, and the other end of described vacuum circuit breaker is leading-out terminal.
Optionally, in the high-voltage meter that provides of the present embodiment, two second part also comprise:
Low voltage control casing, described inrush current control, mutual inductance controller and three phases electronic energy meter are arranged in described low voltage control casing.
Optionally, in the high-voltage meter that provides of the present embodiment, two second part also comprise:
First support, described first Bracket setting is on described low voltage control casing.
Optionally, vacuum circuit breaker in the high-voltage meter that the present embodiment provides, comprising: pedestal, body and contact arm; Described body is arranged on the top of described pedestal, and described contact arm is arranged on the side of described pedestal;
Described electronic combined mutual inductor is fixedly mounted on the contact arm of described vacuum circuit breaker; Described isolation switch is arranged on described electronic combined mutual inductor.
Optionally, in the high-voltage meter that provides of the present embodiment, two second part also comprise:
Visual windows, described visual windows is arranged on described low voltage control casing, faces the display screen of described three phases electronic energy meter.
Optionally, the high-voltage meter that the present embodiment provides, a described second part is connected by cable with described two second part.
The utility model has following beneficial effect: owing to being combined by the devices such as electronic combination formula mutual inductor, three phases electronic energy meter in advance, and the high-voltage meter after assembling can carry out complete machine calibration in advance, thus improves the accuracy of measuring.The high-voltage meter that the utility model embodiment provides, user can directly use it to measure, assemble without the need to secondary, solve in prior art because electric metering box is combined by plurality of devices, therefore easily cause error in intermediate link, and then cause the problem that the accuracy of measuring of electric metering box is lower.
Accompanying drawing explanation
The structural representation of the high-voltage meter that Fig. 1 provides for the utility model embodiment 1;
The principle schematic of the high-voltage meter that Fig. 2 provides for the utility model embodiment 1;
Fig. 3 is the structural representation of vacuum circuit breaker in the high-voltage meter shown in Fig. 1.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.
Embodiment 1
As shown in Figure 1, present embodiments provide a kind of high-voltage meter, comprising: second part 101 and two second part 102; This second part is connected with two second part.Wherein, a second part 101 comprises: isolation switch 1011, current transformer 1012, electronic combined mutual inductor 1013, vacuum circuit breaker 1014 and power taking electronic mutual inductor 1015; Two second part 102 comprise: inrush current control 1021, mutual inductance controller 1022 and three phases electronic energy meter 1023; One end of this isolation switch is end of incoming cables, and the other end of isolation switch is connected with one end of power taking electronic mutual inductor with one end of electronic combined mutual inductor, one end of current transformer respectively; The other end of current transformer is connected with inrush current control; The other end of electronic combined mutual inductor is connected with one end of mutual inductance controller; The other end of mutual inductance controller is connected with one end of three phases electronic energy meter; The other end of power taking electronic mutual inductor is connected with the other end of three phases electronic energy meter; Electronic combined mutual inductor is also connected with one end of vacuum circuit breaker, and the other end of vacuum circuit breaker is leading-out terminal.
In the present embodiment, this high-voltage meter, can be applied in 10KV high voltage distribution network.High-voltage meter can by isolation switch and vacuum circuit breaker respectively by set up reliable clearance for insulation and ground connection, short-circuit protection ensure to install and maintainer, equipment safety; And detect three-phase phase-sequence current signal and three-phase phase-sequence voltage signal by electronic combined mutual inductor; Phase-sequence current signal and phase sequence voltage signal enter mutual inductance controller through transfer wire, and supply three phases electronic energy meter, as metering signal source; Power taking electronic mutual inductor is powered for this three phases electronic energy meter, and user can realize the functions such as intelligent electricity anti-theft, user's electric energy metrical, remote meter reading by this three phases electronic energy meter; In addition, realize self-powered by power taking electronic mutual inductor, instead of the power supply mode of conventional electromagnetic voltage transformer (VT), save a lot of financial resources, material resources and manpower.Concrete, the principle sketch of high-voltage meter can be as shown in Figure 2.Wherein, for easy to use, a second part can be connected by cable with two second part.
Further, install for the convenience of the user, two second part in the high-voltage meter that the present embodiment provides, also comprise: low voltage control casing, and this inrush current control, mutual inductance controller, three phases electronic energy meter and line terminal block are arranged in low voltage control casing.
Now, for the ease of fixing this two second part, this two second part can also comprise: the first support, and this first Bracket setting is on low voltage control casing.
In the present embodiment, this first support can be anchor ear, user can by anchor ear by secondary partial fixing in positions such as cement poles, highly arrange arbitrarily as required.
Now, check meter for convenience, this two second part can also comprise: visual windows, and this visual windows is arranged on low voltage control casing, faces the display screen of three phases electronic energy meter.
Further, as shown in Figure 3, vacuum circuit breaker 1014 in the high-voltage meter that the present embodiment provides, comprising: pedestal 10141, body 10142 and contact arm 10143; Body is arranged on the top of pedestal, and contact arm is arranged on the side of pedestal; Electronic combined mutual inductor is fixedly mounted on the contact arm of vacuum circuit breaker; Isolation switch is arranged on electronic combined mutual inductor.
The utility model has following beneficial effect: owing to being combined by the devices such as electronic combination formula mutual inductor, three phases electronic energy meter in advance, and the high-voltage meter after assembling can carry out complete machine calibration in advance, thus improves the accuracy of measuring.The high-voltage meter that the utility model embodiment provides, user can directly use it to measure, assemble without the need to secondary, solve in prior art because electric metering box is combined by plurality of devices, therefore easily cause error in intermediate link, and then cause the problem that the accuracy of measuring of electric metering box is lower.
The sequencing of above embodiment, only for ease of describing, does not represent the quality of embodiment.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.

Claims (6)

1. a high-voltage meter, is characterized in that, comprising: a second part and two second part; A described second part is connected with described two second part;
A described second part, comprising: isolation switch, current transformer, electronic combined mutual inductor, vacuum circuit breaker and power taking electronic mutual inductor; Described two second part, comprising: inrush current control, mutual inductance controller and three phases electronic energy meter;
One end of described isolation switch is end of incoming cables, and the other end of described isolation switch is connected with one end of described power taking electronic mutual inductor with one end of described electronic combined mutual inductor, one end of described current transformer respectively; The other end of described current transformer is connected with described inrush current control; The other end of described electronic combined mutual inductor is connected with one end of described mutual inductance controller; The other end of described mutual inductance controller is connected with one end of described three phases electronic energy meter; The other end of described power taking electronic mutual inductor is connected with the other end of described three phases electronic energy meter; Described electronic combined mutual inductor is also connected with one end of described vacuum circuit breaker, and the other end of described vacuum circuit breaker is leading-out terminal.
2. high-voltage meter according to claim 1, is characterized in that, described two second part also comprise:
Low voltage control casing, described inrush current control, mutual inductance controller and three phases electronic energy meter are arranged in described low voltage control casing.
3. high-voltage meter according to claim 2, is characterized in that, described two second part also comprise:
First support, described first Bracket setting is on described low voltage control casing.
4. high-voltage meter according to claim 1, is characterized in that, described vacuum circuit breaker, comprising: pedestal, body and contact arm; Described body is arranged on the top of described pedestal, and described contact arm is arranged on the side of described pedestal;
Described electronic combined mutual inductor is fixedly mounted on the contact arm of described vacuum circuit breaker; Described isolation switch is arranged on described electronic combined mutual inductor.
5. the high-voltage meter according to Claims 2 or 3, is characterized in that, described two second part also comprise:
Visual windows, described visual windows is arranged on described low voltage control casing, faces the display screen of described three phases electronic energy meter.
6. high-voltage meter as claimed in any of claims 1 to 4, is characterized in that, a described second part is connected by cable with described two second part.
CN201420630413.3U 2014-10-28 2014-10-28 High-voltage meter Active CN204166037U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420630413.3U CN204166037U (en) 2014-10-28 2014-10-28 High-voltage meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420630413.3U CN204166037U (en) 2014-10-28 2014-10-28 High-voltage meter

Publications (1)

Publication Number Publication Date
CN204166037U true CN204166037U (en) 2015-02-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420630413.3U Active CN204166037U (en) 2014-10-28 2014-10-28 High-voltage meter

Country Status (1)

Country Link
CN (1) CN204166037U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106054116A (en) * 2016-08-12 2016-10-26 国网冀北电力有限公司承德供电公司 Intelligent-type high-voltage metering device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106054116A (en) * 2016-08-12 2016-10-26 国网冀北电力有限公司承德供电公司 Intelligent-type high-voltage metering device

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