CN202256419U - Pass electric energy metering system - Google Patents
Pass electric energy metering system Download PDFInfo
- Publication number
- CN202256419U CN202256419U CN2011203438630U CN201120343863U CN202256419U CN 202256419 U CN202256419 U CN 202256419U CN 2011203438630 U CN2011203438630 U CN 2011203438630U CN 201120343863 U CN201120343863 U CN 201120343863U CN 202256419 U CN202256419 U CN 202256419U
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- electric energy
- data acquisition
- digital transmission
- metering system
- terminal
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- Expired - Fee Related
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Abstract
The utility model discloses a pass electric energy metering system, which comprises a metering main station, a digital transmission channel, a channel lightning protection device, an electric energy data acquisition terminal, a direct current power supply, RS-485 interfaces and a multifunctional electric energy meter, wherein the metering main station is connected with the digital transmission channel; the channel lightning protection device is arranged in the digital transmission channel; the tail end of the digital transmission channel is connected with the electric energy data acquisition terminal; the lower end of the electric energy data acquisition terminal is connected with at least two RS-485 interfaces; the multifunctional electric energy meter is connected to the RS-485 interfaces; and the direct current power supply is connected to the electric energy data acquisition terminal. The pass electric energy metering system has a simple structure and excellent performance, and is convenient to use.
Description
Technical field
The utility model relates to energy meter system, is specially a kind of critical point electric energy metering system.
Background technology
At present; 2 times the 110kV circuit is configured electric energy meter by the critical point electric energy metrical; According to energy data electrical energy data acquiring device WFET-1000S and area metering system communication of Changsha power administration through the critical point of Changsha power administration this engineering of requirement gate energy meter, its transmission channel is digital transmission and GRRS Network Transmission.According to intelligent electrical network requirement,, to the upper level terminal, get at last that background computer shows and control through digital transmission and GRRS Network Transmission with the data acquisition of each metering units.
The utility model content
The technical matters that the utility model solved is to provide a kind of critical point electric energy metering system, to solve the shortcoming in the above-mentioned background technology.
The technical matters that the utility model solved adopts following technical scheme to realize:
A kind of critical point electric energy metering system; Comprise metering main website, digital transmission passage, passage lightning protection device, data acquisition for electric energy terminal, direct supply, RS-485 interface and multifunctional electric energy meter; Be connected with the digital transmission passage in the said metering main website; In the said digital transmission passage passage lightning protection device is installed, the end of said digital transmission passage is connected with the data acquisition for electric energy terminal, and lower end, said data acquisition for electric energy terminal connects at least two RS-485 interfaces; Be connected with multifunctional electric energy meter on the said RS-485 interface, said data acquisition for electric energy is connected with direct supply on the terminal.
Beneficial effect
The utility model is simple in structure, and is easy to use, excellent performance.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1; The structural representation of a kind of critical point electric energy metering system; A kind of critical point electric energy metering system; Comprise metering main website 1, digital transmission passage 2, passage lightning protection device 3, data acquisition for electric energy terminal 4, direct supply 5, RS-485 interface 6 and multifunctional electric energy meter 7, be connected with digital transmission passage 2 in the said metering main website 1, in the said digital transmission passage 2 passage lightning protection device 3 is installed; The end of said digital transmission passage 2 is connected with data acquisition for electric energy terminal 4; 4 lower ends, said data acquisition for electric energy terminal connect at least two RS-485 interfaces 6, are connected with multifunctional electric energy meter 7 on the said RS-485 interface 6, are connected with direct supply 5 on the said data acquisition for electric energy terminal 4.
During operation; Signal in the metering main website 1 is transferred to data acquisition for electric energy terminal 4 through digital transmission passage 2; Said passage lightning protection device 3 can prevent that thunderstorm weather from causing fault to equipment; Said direct supply 5 gives the data acquisition for electric energy terminal 4 power supplies, and the data that said data acquisition for electric energy terminal 4 collects are transferred on the multifunctional electric energy meter 7 through RS-485 interface 6, realizes the purpose of monitoring in real time.
More than show and described ultimate principle of the utility model and the advantage of principal character and the utility model; The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the instructions that the utility model just is described, under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications; These variations and improvement all fall in the utility model scope that requires protection, and the utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (2)
1. critical point electric energy metering system; Comprise metering main website, digital transmission passage, passage lightning protection device, data acquisition for electric energy terminal, direct supply, RS-485 interface and multifunctional electric energy meter; It is characterized in that; Be connected with the digital transmission passage in the said metering main website, in the said digital transmission passage passage lightning protection device be installed, the end of said digital transmission passage is connected with the data acquisition for electric energy terminal; Lower end, said data acquisition for electric energy terminal connects at least two RS-485 interfaces, is connected with multifunctional electric energy meter on the said RS-485 interface.
2. a kind of critical point according to claim 1 electric energy metering system is characterized in that said data acquisition for electric energy is connected with direct supply on the terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203438630U CN202256419U (en) | 2011-09-14 | 2011-09-14 | Pass electric energy metering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203438630U CN202256419U (en) | 2011-09-14 | 2011-09-14 | Pass electric energy metering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202256419U true CN202256419U (en) | 2012-05-30 |
Family
ID=46117638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203438630U Expired - Fee Related CN202256419U (en) | 2011-09-14 | 2011-09-14 | Pass electric energy metering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202256419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044657A (en) * | 2015-09-11 | 2015-11-11 | 成都思晗科技股份有限公司 | Gateway electric energy meter monitoring system |
-
2011
- 2011-09-14 CN CN2011203438630U patent/CN202256419U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044657A (en) * | 2015-09-11 | 2015-11-11 | 成都思晗科技股份有限公司 | Gateway electric energy meter monitoring system |
| CN105044657B (en) * | 2015-09-11 | 2017-12-19 | 成都思晗科技股份有限公司 | Gate energy meter monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20140914 |
|
| EXPY | Termination of patent right or utility model |