CN209296790U - High-voltage intelligent long-distance metering device - Google Patents
High-voltage intelligent long-distance metering device Download PDFInfo
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- CN209296790U CN209296790U CN201821724005.9U CN201821724005U CN209296790U CN 209296790 U CN209296790 U CN 209296790U CN 201821724005 U CN201821724005 U CN 201821724005U CN 209296790 U CN209296790 U CN 209296790U
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- Prior art keywords
- intelligent
- disconnecting switch
- terminal
- metering
- voltage
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- 238000000819 phase cycle Methods 0.000 claims abstract description 27
- 238000005192 partition Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000013642 negative control Substances 0.000 description 5
- 238000002955 isolation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of high-voltage intelligent long-distance metering device, including cabinet ontology, it is installed on the intrinsic upper disconnecting switch of cabinet, breaker, takes piezoelectric voltage mutual inductor, metered voltage mutual inductor, metering current mulual inductor, intelligent remote terminal, intelligent meter, phase-sequence changed device；The input terminal of the upper disconnecting switch is end of incoming cables, the input terminal connection of breaker is connect with the output end that disconnecting switch is gone up in the one end for taking piezoelectric voltage mutual inductor respectively, breaker output end is connected to the input terminal of lower disconnecting switch through phase-sequence changed device, the output end of lower disconnecting switch is leading-out terminal, and the piezoelectric voltage mutual inductor other end is taken to connect with intelligent remote terminal；The input terminal of the metering current mulual inductor is connected to the input terminal of phase-sequence changed device and metered voltage mutual inductor, the metering current mulual inductor and metered voltage mutual inductor output end are connected to intelligent meter, and the intelligent remote terminal can be communicated with intelligent meter.It is convenient for exchange phase sequence and safety easy to maintenance.
Description
Technical field
The utility model relates to a kind of electric energy metering device, in particular to a kind of high-voltage intelligent long-distance metering device.
Background technique
As electric power enterprise is changed from type of production to manageability, reinforces the management of electric energy metering device, electric power has been caused to be looked forward to
The attention of industry.For the convenience preferably reinforcing the management of electric energy metering device and using, needing will be on original high-tension line column
Switch and measuring element are transferred in the metering cabinet on ground.Number of patent application is 201320138241.3, the CN of notification number
The Chinese patent of 203191418 U discloses a kind of high-voltage meter, specifically discloses a kind of high-voltage meter, including cabinet
Body, current transformer, voltage transformer, kilowatt-hour meter and long-range negative control terminal, the current transformer and voltage transformer difference
It is mounted in the cabinet body, which is characterized in that independent measuring room is equipped in the cabinet body, the kilowatt-hour meter and long-range negative control are eventually
End is mounted in the measuring room, and the output end of the current transformer and voltage transformer is connected with the kilowatt-hour meter respectively,
The output end of the voltage transformer is connected with the long-range negative control terminal, and the voltage transformer is the long-range negative control terminal
Working power is provided.By the way that kilowatt-hour meter and long-range negative control terminal to be arranged separately in independent measuring room, keep measurement loop only
Vertical, route is apparent, avoids various metering faults and mistake, is also convenient for management through quantification and monitoring.
But it at least has the disadvantage that first, when the public power distribution network of cutting is to its electric power repair high-voltage meter
When, since high-voltage meter is connect with user, the emergency power supply of user can constitute a threat to safely to service personnel；Second, by
Must not be usually in the phase sequence of public power distribution network and arbitrarily convert, thus into the high-voltage meter phase sequence be it is fixed, can not
Realize that phase sequence is exchanged in cabinet is unsatisfactory for actual use needs.Therefore, it is necessary to improve the prior art to solve above-mentioned technology
Problem.
Utility model content
In order to solve the above technical problems, the utility model discloses a kind of high-voltage intelligent long-distance metering devices specifically to lead to
Cross following technical scheme realization:
A kind of high-voltage intelligent long-distance metering device described in the utility model, including cabinet ontology, to be installed on cabinet intrinsic
Upper disconnecting switch, breaker, take piezoelectric voltage mutual inductor, metered voltage mutual inductor, metering current mulual inductor, intelligent remote terminal,
Intelligent meter, phase-sequence changed device；The input terminal of the upper disconnecting switch is end of incoming cables, the output end of upper disconnecting switch and disconnected
The input terminal of road device connects, and breaker output end is connected to the input terminal of lower disconnecting switch through phase-sequence changed device, under keep apart
The output end of pass is leading-out terminal；The output end of the upper disconnecting switch is connect with one end of piezoelectric voltage mutual inductor is taken simultaneously, takes electricity
The voltage transformer other end is connect with intelligent remote terminal；The input terminal of the metering current mulual inductor is connected to phase sequence converting means
The input terminal with metered voltage mutual inductor is set, the metering current mulual inductor and metered voltage mutual inductor output end are connected to
Intelligent meter, the intelligent remote terminal can be communicated with intelligent meter.
Further, the cabinet ontology includes mutually independent basement, hyperbaric chamber, measuring room, outlet room, the upper isolation
Switch, breaker are installed in hyperbaric chamber, the metered voltage mutual inductor, metering current mulual inductor, intelligent remote terminal and intelligence
Energy gauge table is installed in measuring room, and phase-sequence changed device is installed on measuring room and the partition wall in hyperbaric chamber, the lower isolation
Switch is installed in outlet room.
Further, the phase-sequence changed device include at least three groups upper insulated terminals being vertically arranged from top to bottom, it is lower absolutely
Acies and middle insulated terminal；The upper insulated terminal, lower insulated terminal fixing end are connected to cabinet ontology, and terminals are towards measuring room
Interior setting；The middle insulated terminal middle-end is set to cabinet ontology, and both ends are terminals, and two terminals are respectively arranged in hyperbaric chamber
In measuring room.
Further, fuse is also equipped in the measuring room, the metered voltage mutual inductor is through fuse and the meter
Measure current transformer connection.
Further, grounding switch is additionally provided in the outlet room, the lower disconnecting switch output end is connected to earthing
Lock.
Further, the breaker is vacuum circuit breaker.
Further, the measuring room top is provided with the independent instrument for installing intelligent remote terminal, intelligent meter
Table cabin.
The utility model has the beneficial effects that phase-sequence changed device connection hyperbaric chamber described in the utility model and measuring room are not
Only can independently separate and facilitate to exchange in cabinet the two need to now be convenient for the user to use；In outlet room described in the utility model
Lower disconnecting switch the high-voltage intelligent long-distance metering device can be separated with user terminal, it is convenient to overhaul and can guarantee to overhaul
The safety of personnel.The utility model other beneficial effects will be in conjunction with being further detailed in embodiment in detail below.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples:
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model circuit diagram；
Specific embodiment
It is as shown in the figure: a kind of high-voltage intelligent long-distance metering device described in the utility model, including cabinet ontology, it is installed on cabinet
Intrinsic upper disconnecting switch 2, takes piezoelectric voltage mutual inductor 14, metered voltage mutual inductor, 9 metering current mulual inductors at breaker 5
10, intelligent remote terminal (not identified in figure), intelligent meter (not identified in figure), phase-sequence changed device 13；The upper isolation
The input terminal of switch 2 is end of incoming cables, and the output end of upper disconnecting switch 2 is connect with the input terminal of breaker 5,5 output end of breaker
The input terminal of lower disconnecting switch 8 is connected to through phase-sequence changed device 13, the output end of lower disconnecting switch 8 is leading-out terminal；On described
The output end of disconnecting switch 2 is connect with one end of piezoelectric voltage mutual inductor 14 is taken simultaneously, takes 14 other end of piezoelectric voltage mutual inductor and intelligence
It can remote terminal connection；The input terminal of the metering current mulual inductor 11 is connected to phase-sequence changed device 13 and metered voltage is mutual
The input terminal of sensor 9, the metering current mulual inductor 10 and 9 output end of metered voltage mutual inductor are connected to intelligent metering
Table, the intelligent remote terminal can be communicated with intelligent meter.
In the present embodiment, the cabinet ontology includes mutually independent basement 1, hyperbaric chamber 3, measuring room 12, outlet room
7, the upper disconnecting switch 2, breaker 5 are installed in hyperbaric chamber, the metered voltage mutual inductor 9, metering current mulual inductor
11, intelligent remote terminal and intelligent meter are installed on 12 in measuring room, and phase-sequence changed device 13 is installed on measuring room 12 and height
On the partition wall of pressure chamber 3, the lower disconnecting switch 8 is installed in outlet room 7.The utility model is by measuring element, detecting element
Divide on the same cabinet body with high voltage device and is independently arranged and the basement 1, measuring room 12, outlet room 7 are incorporated in one
It rises, has effectively saved the investment in equipment and place, while reducing between measuring element, detecting element and high voltage device signal
Interfere with each other, also avoid the influence to other cabinet rooms when breaking down in any cabinet room.
In the present embodiment, the phase-sequence changed device 13 includes at least three groups upper insulating ends being vertically arranged from top to bottom
Sub, lower insulated terminal and middle insulated terminal；The upper insulated terminal, lower insulated terminal fixing end are connected to cabinet ontology, terminals
It is arranged in towards measuring room；The middle insulated terminal middle-end is set to cabinet ontology, and both ends are terminals, and two terminals are respectively arranged at
In hyperbaric chamber and in measuring room.When needing to exchange phase sequence, by breaker 5 disconnect after, by upper 2 separating brake of disconnecting switch simultaneously will under
Then 8 separating brake of disconnecting switch will insulate on insulated terminal, lower insulated terminal and middle insulated terminal on vertical one group and its any group
Terminal, lower insulated terminal and middle insulated terminal phase sequence are exchanged.When phase sequence adjustment finishes, first upper disconnecting switch 2 is closed a floodgate together
When will lower disconnecting switch 8 close a floodgate after breaker 5 is closed again.It is identical as the mode of phase sequence is exchanged when to the utility model maintenance,
Details are not described herein.
In the present embodiment, fuse 10 is also equipped in the measuring room 12, the metered voltage mutual inductor 9 is through molten
Disconnected device 10 is connect with the metering current mulual inductor 11.The fuse 10 is disconnected when user terminal breaks down can protect meter
The element measured in room 12 is against damages, such as it can effectively carry out metered voltage mutual inductor 9 by above-mentioned connection type
Protection, further, the preferential need for selecting JDZ-10 type metered voltage mutual inductor to be best able to the utility model of the fuse 10
It wants, can also need its existing metered voltage mutual inductor certainly, details are not described herein for the prior art for this.
In the present embodiment, grounding switch 6, lower 8 output end of the disconnecting switch connection are additionally provided in the outlet room 7
In grounding switch 6.8 output end of lower disconnecting switch is connected to grounding switch 6 being capable of quick release user terminal cable or electric wire
The charge that the charge of upper delay and the high-voltage intelligent long-distance metering device itself are detained is conducive to protect service personnel's
Safety and the release time raising overhaul efficiency that can greatly shorten charge.
In the present embodiment, the breaker is vacuum circuit breaker, and other breakers in the prior art also can be used certainly,
For the prior art, details are not described herein for this.
In the present embodiment, the measuring room top is provided with for installing the only of intelligent remote terminal, intelligent meter
Vertical instrument cabin 15.The intelligent remote terminal, intelligent metering are set to instrument cabin 15 and greatly reduce other elements pair
His electromagnetic interference is conducive to the reliability and accuracy of intelligent remote terminal, intelligent meter work.The intelligent remote is whole
End controls vacuum circuit breaker to realize remote intelligent management, and communicates with intelligent meter to realize real time monitoring power grid matter
The function of amount；Intelligent meter takes metering current mulual inductor and the secondary singal of metering current mutual inductance realizes high-precision measuring.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (7)
1. a kind of high-voltage intelligent long-distance metering device, it is characterised in that: including cabinet ontology, be installed on cabinet it is intrinsic on keep apart
Pass, breaker take piezoelectric voltage mutual inductor, metered voltage mutual inductor, metering current mulual inductor, intelligent remote terminal, intelligent metering
Table, phase-sequence changed device；The input terminal of the upper disconnecting switch is end of incoming cables, the output end of upper disconnecting switch and breaker it is defeated
Enter end connection, breaker output end is connected to the input terminal of lower disconnecting switch, the output of lower disconnecting switch through phase-sequence changed device
End is leading-out terminal；The output end of the upper disconnecting switch is connect with one end of piezoelectric voltage mutual inductor is taken simultaneously, takes piezoelectric voltage mutual inductance
The device other end is connect with intelligent remote terminal；The input terminal of the metering current mulual inductor is connected to phase-sequence changed device and metering
The input terminal of voltage transformer, the metering current mulual inductor and metered voltage mutual inductor output end are connected to intelligent metering
Table, the intelligent remote terminal can be communicated with intelligent meter.
2. high-voltage intelligent long-distance metering device according to claim 1, it is characterised in that: the cabinet ontology includes mutually solely
Vertical basement, hyperbaric chamber, measuring room, outlet room, the upper disconnecting switch, breaker are installed in hyperbaric chamber, the metering
Voltage transformer, metering current mulual inductor, intelligent remote terminal and intelligent meter are installed in measuring room, phase-sequence changed device
It is installed on measuring room and the partition wall in hyperbaric chamber, the lower disconnecting switch is installed in outlet room.
3. high-voltage intelligent long-distance metering device according to claim 2, it is characterised in that: the phase-sequence changed device includes
At least three groups upper insulated terminal, lower insulated terminal and the middle insulated terminals being vertically arranged from top to bottom；The upper insulated terminal, under
Insulated terminal fixing end is connected to cabinet ontology, and terminals are towards being arranged in measuring room；The middle insulated terminal middle-end is set to cabinet sheet
Body, both ends are terminals, two terminals be respectively arranged in hyperbaric chamber and measuring room in.
4. high-voltage intelligent long-distance metering device according to claim 3, it is characterised in that: be also equipped in the measuring room
Fuse, the metered voltage mutual inductor are connect through fuse with the metering current mulual inductor.
5. high-voltage intelligent long-distance metering device according to claim 3, it is characterised in that: be additionally provided in the outlet room
Grounding switch, the lower disconnecting switch output end are connected to grounding switch.
6. high-voltage intelligent long-distance metering device according to claim 1 or 2, it is characterised in that: the breaker is vacuum
Breaker.
7. high-voltage intelligent long-distance metering device according to claim 2, it is characterised in that: the measuring room top is provided with
For installing the independent instrument cabin of intelligent remote terminal, intelligent meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724005.9U CN209296790U (en) | 2018-10-24 | 2018-10-24 | High-voltage intelligent long-distance metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821724005.9U CN209296790U (en) | 2018-10-24 | 2018-10-24 | High-voltage intelligent long-distance metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209296790U true CN209296790U (en) | 2019-08-23 |
Family
ID=67646652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821724005.9U Expired - Fee Related CN209296790U (en) | 2018-10-24 | 2018-10-24 | High-voltage intelligent long-distance metering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209296790U (en) |
-
2018
- 2018-10-24 CN CN201821724005.9U patent/CN209296790U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190823 |