CN108196103A - Transformer height supplies low meter control system - Google Patents
Transformer height supplies low meter control system Download PDFInfo
- Publication number
- CN108196103A CN108196103A CN201810049818.0A CN201810049818A CN108196103A CN 108196103 A CN108196103 A CN 108196103A CN 201810049818 A CN201810049818 A CN 201810049818A CN 108196103 A CN108196103 A CN 108196103A
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- CN
- China
- Prior art keywords
- time relay
- relay
- transformer
- high voltage
- control system
- 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.)
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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
- G01R11/56—Special tariff meters
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention is suitable for power grid power supply technique field, a kind of transformer height is provided for low meter control system, including intelligent electric meter, current transformer, first time relay, second time relay, intermediate relay, high voltage load switch and closing switch, the primary side connection transformer of current transformer, the secondary side connection high voltage load switch of current transformer, high voltage load switch connects closing switch respectively, first time relay and intermediate relay, first time relay connects intelligent electric meter, intelligent electric meter connects second time relay, second time relay connects intermediate relay, intermediate relay connects electricity consumption user.Realize that the height of electricity supplies low meter by such mode, this system installation price is low, stable, can ensure the normal electricity consumption of user.
Description
Technical field
The invention belongs to power grid power supply technique fields more particularly to a kind of transformer height to supply low meter control system.
Background technology
At present, the metering method of the distribution transformer of electric system is usually the mode of high voltage supply high pressure measurement, such
Mode mounting cost is high, and a batch meter needs ten thousand yuan of 3-4, and is easily damaged, and causes electric quantity loss.
Invention content
In view of this, an embodiment of the present invention provides a kind of transformer height for low meter control system, to solve the prior art
The problem of middle massive quantity power supply and measurement mounting cost is high, fluctuation of service, has the characteristics that mounting cost is low, stable.
In order to solve the above technical problems, the technical solution used in the present invention is：A kind of transformer height is for low meter control system
System, including intelligent electric meter, current transformer, first time relay, second time relay, intermediate relay, high voltage load
Switch and closing switch, the primary side connection transformer of the current transformer, the secondary side connection institute of the current transformer
State high voltage load switch, the high voltage load switch connects the closing switch, the first time relay and described respectively
Intermediate relay, the first time relay connect the intelligent electric meter, the intelligent electric meter connect second time after
Electric appliance, second time relay connect the intermediate relay, and the intermediate relay connects electricity consumption user.
Further, transformer height further includes separating brake switch for low meter control system, during the separating brake switch connection is described
Between relay.
Further, the high voltage load switch is sulphur hexafloride circuit breaker.
Further, transformer height further includes babinet, the intelligent electric meter, the Current Mutual Inductance for low meter control system
Device, the first time relay, second time relay, the intermediate relay, the high voltage load switch and institute
It states closing switch and is installed in the box house.
Further, transformer height further includes fuse for low meter control system, and the fuse is installed in series described
Between current transformer and the high voltage load switch.
Further, transformer height further includes indicator light for low meter control system, the indicator light for monitor it is described in
Between relay status.
It is using advantageous effect caused by above-mentioned technical proposal：The present invention is controlled by Design of Transformer height for low meter
System is born including intelligent electric meter, current transformer, first time relay, second time relay, intermediate relay, high pressure
Lotus switchs and closing switch, the primary side connection transformer of current transformer, the secondary side connection high voltage load of current transformer
Switch, high voltage load switch connect closing switch, first time relay and intermediate relay respectively, and first time relay connects
Intelligent electric meter is connect, intelligent electric meter connects second time relay, second time relay connection intermediate relay, intermediate relay
Connect electricity consumption user.When subscriber arrearage, intelligent electric meter control contact closure, the second time relay timing closing, it is intermediate after
Appliance contact is closed, and arrearage tripping is completed in high voltage load switch tripping；After user's power purchase plug-in card, closing switch startup is pressed
High voltage load switch closes a floodgate, and starts first time relay, completes to recognize card, intelligence within relay setting time first time
Energy ammeter control contact disconnects, and second time relay disconnects, and the normally-closed contact of intermediate relay is closed, and is that user normally supplies
Electricity.Realize that the height of electricity supplies low meter by such mode, this system installation price is low, stable, can ensure user just
Common electricity.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is functional block diagram of the transformer height provided in an embodiment of the present invention for low meter control system.
Specific embodiment
In being described below, in order to illustrate rather than in order to limit, it is proposed that such as tool of particular system structure, technology etc
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specifically
The present invention can also be realized in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
Road and the detailed description of method, in case unnecessary details interferes description of the invention.
In order to illustrate technical solutions according to the invention, illustrated below by specific embodiment.
As shown in Figure 1, it is that transformer height provided in an embodiment of the present invention supplies the low functional block diagram for counting control system, transformer
Height for low meter control system include intelligent electric meter, current transformer, first time relay, second time relay, it is intermediate after
Electric appliance, high voltage load switch and closing switch, the primary side connection transformer of current transformer, the secondary side of current transformer connect
Connect high voltage load switch, high voltage load switch connects closing switch, first time relay and intermediate relay respectively, when first
Between relay connection intelligent electric meter, intelligent electric meter connect second time relay, second time relay connection intermediate relay,
Intermediate relay connects electricity consumption user.
When subscriber arrearage, intelligent electric meter controls contact closure, the second time relay timing closing, and intermediate relay touches
Point is closed, and arrearage tripping is completed in high voltage load switch tripping；After user's power purchase plug-in card, press closing switch startup high pressure and bear
Lotus switch closes a floodgate, and starts first time relay, completes to recognize card, intelligent electric meter within relay setting time first time
Contact is controlled to disconnect, second time relay disconnects, and the normally-closed contact of intermediate relay is closed, and is user's normal power supply.Pass through
Such mode realizes the height of electricity for low meter, this system installation price is low, stable, can ensure the normal electricity consumption of user.
In one embodiment of the present of invention, transformer height further includes separating brake switch for low meter control system, and separating brake switch connects
Connect intermediate relay.Setting separating brake is switched and user can be powered off when there is user power utilization failure, checks circuit.
In one embodiment of the present of invention, high voltage load switch is sulphur hexafloride circuit breaker.
In one embodiment of the present of invention, transformer height further includes babinet for low meter control system, and intelligent electric meter, electric current are mutual
Sensor, first time relay, second time relay, intermediate relay, high voltage load switch and closing switch are installed in
Box house.
All components in system, which are installed in babinet, can ensure all components at work not by outer diameter bad border
Influence, improve system work stability.
In one embodiment of the present of invention, transformer height further includes fuse, fuse series connection peace for low meter control system
Between current transformer and high voltage load switch.When circuit breaks down, fuse can play the work of protection circuit
With the characteristic that the system general safety of improving uses.
In one embodiment of the present of invention, transformer height further includes indicator light for low meter control system, and indicator light is used to supervise
Survey intermediate relay state.Staff can understand the working condition of intermediate relay by indicator light, so as to understand user
Use electricity condition.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although with reference to aforementioned reality
Example is applied the present invention is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each
Technical solution recorded in embodiment modifies or carries out equivalent replacement to which part technical characteristic；And these are changed
Or replace, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution should all
It is included within protection scope of the present invention.
Claims (6)
1. a kind of transformer height supplies low meter control system, which is characterized in that including intelligent electric meter, current transformer, first time
Relay, second time relay, intermediate relay, high voltage load switch and closing switch, the current transformer it is primary
Side connects transformer, and the secondary side of the current transformer connects the high voltage load switch, the high voltage load switch difference
The closing switch, the first time relay and the intermediate relay are connected, the first time relay connects institute
Intelligent electric meter is stated, the intelligent electric meter connects second time relay, and second time relay connects the centre
Relay, the intermediate relay connect electricity consumption user.
2. transformer height according to claim 1 supplies low meter control system, which is characterized in that further includes separating brake switch, institute
It states separating brake switch and connects the intermediate relay.
3. transformer height according to claim 1 supplies low meter control system, which is characterized in that the high voltage load switch is
Sulphur hexafloride circuit breaker.
4. transformer height according to claim 1 supplies low meter control system, which is characterized in that further includes babinet, the intelligence
It can ammeter, the current transformer, the first time relay, second time relay, the intermediate relay, institute
It states high voltage load switch and the closing switch is installed in the box house.
5. transformer height according to claim 1 supplies low meter control system, which is characterized in that fuse is further included, it is described
Fuse is installed in series between the current transformer and the high voltage load switch.
6. transformer height according to claim 1 supplies low meter control system, which is characterized in that indicator light is further included, it is described
Indicator light is used to monitor the intermediate relay state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810049818.0A CN108196103A (en) | 2018-01-18 | 2018-01-18 | Transformer height supplies low meter control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810049818.0A CN108196103A (en) | 2018-01-18 | 2018-01-18 | Transformer height supplies low meter control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108196103A true CN108196103A (en) | 2018-06-22 |
Family
ID=62589729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810049818.0A Pending CN108196103A (en) | 2018-01-18 | 2018-01-18 | Transformer height supplies low meter control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108196103A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204029047U (en) * | 2014-08-26 | 2014-12-17 | 国家电网公司 | A kind of pre-payment control box |
| CN105929213A (en) * | 2016-07-19 | 2016-09-07 | 国网四川省电力公司攀枝花供电公司 | Automatic power interruption and delivery apparatus based on three-phase four-wire metering |
| CN205809169U (en) * | 2016-07-04 | 2016-12-14 | 深圳市一鎏科技有限公司 | Integrally prepayment intelligent control system |
-
2018
- 2018-01-18 CN CN201810049818.0A patent/CN108196103A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204029047U (en) * | 2014-08-26 | 2014-12-17 | 国家电网公司 | A kind of pre-payment control box |
| CN205809169U (en) * | 2016-07-04 | 2016-12-14 | 深圳市一鎏科技有限公司 | Integrally prepayment intelligent control system |
| CN105929213A (en) * | 2016-07-19 | 2016-09-07 | 国网四川省电力公司攀枝花供电公司 | Automatic power interruption and delivery apparatus based on three-phase four-wire metering |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180622 |