CN202281790U - Single phase distribution transformer monitoring measuring box - Google Patents
Single phase distribution transformer monitoring measuring box Download PDFInfo
- Publication number
- CN202281790U CN202281790U CN201120390707XU CN201120390707U CN202281790U CN 202281790 U CN202281790 U CN 202281790U CN 201120390707X U CN201120390707X U CN 201120390707XU CN 201120390707 U CN201120390707 U CN 201120390707U CN 202281790 U CN202281790 U CN 202281790U
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- CN
- China
- Prior art keywords
- distribution transformer
- phase distribution
- communication module
- transformer monitoring
- monitoring
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a single phase distribution transformer monitoring measuring box, which comprises a box body, a control circuit and a monitoring circuit. The box body is provided with a box door, a wire inlet port is disposed at the top of the box body, a wire outlet port and an earth terminal are arranged at the bottom of the box body, and a separating plate is disposed in the box body and separates the control circuit from the monitoring circuit. The control circuit comprises a plastic housing type breaker and a current transformer. The monitoring circuit comprises a single phase distribution transformer monitoring device, a general packet radio service (GPRS) communication module and a GPRS communication module power supply. The single phase distribution transformer monitoring measuring box integrates a plurality of functions of distribution control and protection, electricity metering, distribution transformer monitoring and the like. The single phase distribution transformer monitoring device has the functions of distribution transformer monitoring, electricity metering, long-distance communication and the like and provides guarantee for electric safety of single-phase power distribution. The single phase distribution transformer monitoring measuring box plays an active role in promotion and application of a single-phase power distribution system in distribution network of urban and rural areas of China and in the development of automatic systems of urban and rural power distribution.
Description
Technical field the utility model relates to a kind of distribution transformer monitoring and metering case, relates to a kind of single-phase distribution transformer monitoring and metering case of real-time monitoring single phase distribution transformer operational factor specifically.
Background technology is present, and China's low-voltage network generally adopts three-phase four-wire system, solidly earthed neutral system, but along with the deepening continuously of development of electric power industry and power grid construction, transformation, and many drawbacks of this single low-voltage distribution mode highlight day by day.And have " short radius, low capacity, point gathers " characteristics, significantly reduce line loss, the single phase distribution technology that obviously improves power supply quality to China's cities and towns community resident electricity consumption, villa centralized residence district, new rural area yard up sub-district etc. some only need the enterprise of single phase poaer supply and resident area to have important reference meanings.The single phase distribution technology has great promotional value in China's town and country power distribution network.
And the existing in the market panel box that is specifically designed to the single phase power supply system generally only adopts that electrical devices such as simple switch and common electric energy meter are controlled, protection and electric weight statistics.The panel box that this function is simple, reliability is low can't satisfy the requirement of power distribution network development.
The purpose of summary of the invention the utility model is to provide a kind of single phase distribution transformer monitoring and metering case; This case is through mold cased circuit breaker safety, carry out the protection of power supply control and consumer reliably; And utilize the operational factors such as voltage, electric current, power, power factor, transformer loss of the real-time monitoring and metering single transformer of single-phase distribution transformer monitoring appearance, through to can be accurately after the analysis of data message, the integration processing, reliably through being installed on the GPRS communication module output Monitoring Data of monitoring circuit.
The technical scheme of the utility model is following:
This device comprises casing, control loop and monitoring circuit; Casing has chamber door, and the casing top is provided with incoming line, and bottom half is provided with line outlet and earth terminal, is provided with dividing plate in the casing, and dividing plate separates control loop and monitoring circuit; Above-mentioned control loop includes mold cased circuit breaker, current transformer; Above-mentioned monitoring circuit includes single-phase distribution transformer monitoring appearance, GPRS communication module, GPRS communication module power supply.
Above-mentioned chamber door is that the front side is provided with two chamber doors, and rear side is provided with a chamber door.
Above-mentioned control loop does; Inlet wire is connected to the plastic shell low voltage breaker upper end, and wherein mold cased circuit breaker is 2 utmost points, and the L utmost point passes current transformer in the inlet wire; Current Transformer Secondary side K1 brings out line and is connected to monitoring circuit through the dividing plate perforation, and K2 brings out line and is connected in the casing earth terminal.
Above-mentioned monitoring circuit is equipped with single-phase distribution transformer monitoring appearance, GPRS communication module, GPRS communication module power supply; Draw lead by mold cased circuit breaker lower end in the control loop respectively; Above-mentioned lead passes the dividing plate perforation and is connected to single-phase distribution transformer monitoring appearance and GPRS communication module supply voltage input end, and Current Transformer Secondary side K1 end is drawn lead, and perforation is connected in single-phase distribution transformer monitoring appearance current input terminal through dividing plate; Single-phase distribution transformer monitoring appearance, GPRS communication module, GPRS communication module power supply are connected through the nine kinds of needles plug, and single-phase distribution transformer monitoring appearance and GPRS communication module adopt the RS232/RS485 mode to carry out data communication; Single-phase distribution transformer monitoring appearance grounding ports is drawn lead respectively with GPRS communication module power ground end and is connected with the casing earth terminal.
The advantage of the utility model is: 1, mold cased circuit breaker, current transformer, single-phase distribution transformer monitoring appearance, GPRS communication module etc. are installed in this device; Integrate multinomial functions such as distribution control and protection, electricity consumption metering and distribution transformer monitoring, single-phase distribution transformer monitoring appearance is to have functions such as distribution transformer monitoring, electric energy metrical and telecommunication.Its Monitoring Data comprises: single phase distribution transformer voltage, electric current, power, power factor, transformer loss, every day extreme value data and time of origin thereof etc.Single-phase distribution transformer monitoring appearance is seen data off through the GPRS communication module after to above-mentioned data analysis, integration processing.2, provide safeguard for the single phase distribution safety utilization of electric power.The single phase distribution system had positive impetus in the development of China's town and country power distribution network promotion and implementation and town and country electrical power distribution automatization system.
Description of drawings:
Fig. 1 is the positive diagrammatic cross-section of the utility model embodiment;
Fig. 2 is the back side diagrammatic cross-section of the utility model embodiment;
Fig. 3 is the electrical schematic diagram of the utility model embodiment.
Description of reference numerals: 1-casing, 2-inlet wire, 3-dividing plate, the perforation of 4-dividing plate, 5-earth terminal; The 6-incoming line, 7-line outlet, 8-current transformer, 9-mold cased circuit breaker; The 10-outlet, the single-phase distribution transformer monitoring appearance of 11-, 12-GPRS communication module, 13-GPRS communication module power supply.
Embodiment:
Below in conjunction with accompanying drawing the utility model is described further.
Can see the Facad structure of the utility model embodiment by Fig. 1, casing (1) top is provided with incoming line (6), and casing (1) bottom is provided with earth terminal (5) and line outlet (7).Both sides before and after casing (1) is divided into by dividing plate (3), dividing plate (3) separates control loop and monitoring circuit.The L utmost point of inlet wire in the control loop (2) passes current transformer (8) and is connected in mold cased circuit breaker (9) upper end, and current transformer (8) secondary side K1 brings out line and is connected to monitoring circuit through dividing plate perforation (4), and K2 brings out the earth terminal (5) that line is connected in casing (1).In the monitoring circuit, single-phase distribution transformer monitoring appearance (11) is gone in the dividing plate (3) through inlay card is installed.
Fig. 2 can see the structure at the utility model embodiment back side.GPRS communication module (12) is installed on dividing plate (3) back side with GPRS communication module power supply (13), and is connected with single-phase distribution transformer monitoring appearance (11) through the nine kinds of needles plug.Draw lead by mold cased circuit breaker in the control loop (9) lower end respectively and pass the voltage input end that dividing plate perforation (4) is connected to single-phase distribution transformer monitoring appearance (11) and GPRS communication module power supply (13), current transformer (8) secondary side K1 end is drawn lead is connected in single-phase distribution transformer monitoring appearance (11) through dividing plate perforation (4) current input terminal.Single-phase distribution transformer monitoring appearance (11) adopts the RS232/RS485 mode to carry out data communication with GPRS communication module (12).Single-phase distribution transformer monitoring appearance (11) grounding ports is drawn lead respectively with GPRS communication module power supply (13) earth terminal and is connected with the earth terminal (5) of casing (1).
Fig. 3 is the electrical schematic diagram of the utility model embodiment; Can see that by Fig. 3 inlet wire (2) current transformer CT, mold cased circuit breaker QF and outlet (10) form control loop, GPRS communication module (12), single-phase distribution transformer monitoring appearance (11), GPRS communication module power supply (13) are formed monitoring circuit.In the monitoring and metering case mold cased circuit breaker QF (9) can transship at circuit, during fault such as short circuit or under-voltage, automatic shutdown circuit is protected distribution line; Lead is drawn in the lower end to single phase distribution monitor (11) in the monitoring circuit that power supply is provided by control loop mold cased circuit breaker (9), and GPRS communication module (12) is supplied power by control loop through GPRS communication module power supply (13).
Claims (4)
1. single phase distribution transformer monitoring and metering case, it is characterized in that: it comprises casing (1), control loop and monitoring circuit; Casing has chamber door, and the casing top is provided with incoming line (6), and bottom half is provided with line outlet (7) and earth terminal (5), is provided with dividing plate (3) in the casing, and dividing plate separates control loop and monitoring circuit; Above-mentioned control loop includes mold cased circuit breaker (9), current transformer (8); Above-mentioned monitoring circuit includes single-phase distribution transformer monitoring appearance (11), GPRS communication module (12), GPRS communication module power supply (13).
2. single phase distribution transformer monitoring and metering case according to claim 1 is characterized in that: its chamber door is that the front side is provided with two chamber doors, and rear side is provided with a chamber door.
3. single phase distribution transformer monitoring and metering case according to claim 1; It is characterized in that: its control loop does; Inlet wire (2) is connected to plastic shell low voltage breaker (9) upper end, and wherein mold cased circuit breaker is 2 utmost points, and the L utmost point passes current transformer (8) in the inlet wire; Current Transformer Secondary side K1 brings out line and is connected to monitoring circuit through dividing plate perforation (4), and K2 brings out line and is connected in the casing earth terminal.
4. single phase distribution transformer monitoring and metering case according to claim 1 is characterized in that: its monitoring circuit is equipped with single-phase distribution transformer monitoring appearance (11), GPRS communication module (12), GPRS communication module power supply (13); Draw lead by mold cased circuit breaker in the control loop (9) lower end respectively; Above-mentioned lead passes the dividing plate perforation and is connected to single-phase distribution transformer monitoring appearance and GPRS communication module supply voltage input end, and Current Transformer Secondary side K1 end is drawn lead, and perforation is connected in single-phase distribution transformer monitoring appearance current input terminal through dividing plate; Single-phase distribution transformer monitoring appearance, GPRS communication module, GPRS communication module power supply are connected through the nine kinds of needles plug, and single-phase distribution transformer monitoring appearance and GPRS communication module adopt the RS232/RS485 mode to carry out data communication; Single-phase distribution transformer monitoring appearance grounding ports is drawn lead respectively with GPRS communication module power ground end and is connected with the casing earth terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120390707XU CN202281790U (en) | 2011-10-14 | 2011-10-14 | Single phase distribution transformer monitoring measuring box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120390707XU CN202281790U (en) | 2011-10-14 | 2011-10-14 | Single phase distribution transformer monitoring measuring box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202281790U true CN202281790U (en) | 2012-06-20 |
Family
ID=46227954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120390707XU Expired - Fee Related CN202281790U (en) | 2011-10-14 | 2011-10-14 | Single phase distribution transformer monitoring measuring box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202281790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843752A (en) * | 2017-10-12 | 2018-03-27 | 国网山东省电力公司昌邑市供电公司 | Voltage transformer wireless monitors Transmission system |
-
2011
- 2011-10-14 CN CN201120390707XU patent/CN202281790U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843752A (en) * | 2017-10-12 | 2018-03-27 | 国网山东省电力公司昌邑市供电公司 | Voltage transformer wireless monitors Transmission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20121014 |