CN202599562U - Online cable branch box monitoring device - Google Patents
Online cable branch box monitoring device Download PDFInfo
- Publication number
- CN202599562U CN202599562U CN201220279659.1U CN201220279659U CN202599562U CN 202599562 U CN202599562 U CN 202599562U CN 201220279659 U CN201220279659 U CN 201220279659U CN 202599562 U CN202599562 U CN 202599562U
- Authority
- CN
- China
- Prior art keywords
- module
- branch box
- power
- cable branch
- temperature
- 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
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses an intelligent online cable branch box monitoring device and relates to the technical field of online power monitoring. The intelligent online cable branch box monitoring device comprises a temperature acquisition module, a singlechip, a signal conversion module, a memory, a communication module and a power module, wherein the temperature acquisition module, the signal conversion module, the memory and the communication module are respectively connected with the singlechip through buses; the signal conversion module is connected with the output end of the temperature acquisition module; and the power module is connected with the singlechip through a power supply unit. The communication module is in communication connection with the outside by utilizing an RS485 interface, a MODBUS interface and a radio frequency identification (RFID) communication unit, the temperature of the cable branch box is monitored on line in real time, and the temperature rise of the operating cable can be accurately uploaded.
Description
Technical field
The utility model relates to the electric power online monitoring technical field, relates in particular to a kind of intelligent cable feeder pillar on-Line Monitor Device.
Background technology
Because cable branch box is exposed in the air usually, receives the influence of external environment, parameters such as its some inner temperature, humidity also have certain influence; Simultaneously, cable is installed in cable branch box inside, and high-voltage electrical apparatus contacts such as cable splice are in the long-time running process; Can be because of wearing out or contact resistance is excessive generates heat; Influence the use of cable branch box when cable temperature is too high, can produce danger to safety in production simultaneously, the temperature of these heating positions can't be monitored usually; Finally cause accident to take place thus; Cause fire and large-area power outage, solving cable branch box inside cable contact problems of excessive heat is to stop the key that this type of accident takes place, and realizes that on-line temperature monitoring is the important means that guarantees the cable branch box safe operation; Existing on-line monitoring technique can not accurately be judged for the trend of cable branch box temperature, is prone to produce erroneous judgement.
Summary of the invention
The purpose of the utility model is to provide a kind of prior art shortcoming that overcomes, and provides a kind of simple in structure, and measuring accuracy is high, and antijamming capability is strong, cable branch box on-Line Monitor Device easy for installation.
The utility model is achieved in that said cable branch box on-Line Monitor Device comprises temperature collect module, single-chip microcomputer, signal conversion module, storer, communication module and power module; Single-chip microcomputer is continuous respectively through bus for said temperature collect module, signal conversion module, storer, communication module; Signal conversion module links to each other with the output terminal of temperature collect module; Power module links to each other with single-chip microcomputer through power supply unit.
Said temperature collect module is temperature sensor PT100; Said communication module comprises RS485 interface, MODBUS interface, RFID communication unit; Also connect output module on the said bus, the output terminal of output module is connected with indicator light circuit, and indicator light circuit comprises power light, codan lamp, transmission pilot lamp, temperature collect module pilot lamp; Said power module comprises induction power taking unit, control module, protected location and power supply unit, and control module links to each other with power supply unit through induction power taking unit; Power supply unit links to each other with single-chip microcomputer, and power supply unit is capacitor or lithium battery, and the power taking unit is a current transformer.
Said temperature collect module, single-chip microcomputer, signal conversion module, storer, communication module and power module all are positioned at same housing.
The advantage of the utility model is: temperature collect module adopts PT100, and the simulating signal that collects is stored and transmitted with digital signaling after signal conversion module, and temperature measurement accuracy can reach 0.2 ℃, and measuring accuracy is high, has improved antijamming capability; Through power light, codan lamp, transmission pilot lamp and temperature acquisition pilot lamp, can judge the duty of each module accurately, safe and reliable; Power module adopts the induction way to take power, and has increased protected location, can avoid owing to the influence of extraneous factors such as thunderbolt, excess current to the utility model, and is safe and reliable; The communication module of the utility model setting utilizes RS485 interface, MODBUS interface, RFID communication unit to be connected with external communication, has realized cable branch box inside cable temperature is carried out real time on-line monitoring, can upload the temperature rise of cable in service exactly.
Description of drawings
Accompanying drawing 1 is the utility model structural representation;
Among the figure: 1. communication module, 2. single-chip microcomputer, 3. storer, 4. bus, 5. output module; 6. indicator light circuit, 7. temperature collect module, 8. signal conversion module, 9. protected location; 10. control module, 11. induction power taking unit, 12. power supply units, 13. power modules.
Embodiment
The utility model is achieved in that said cable branch box on-Line Monitor Device comprises temperature collect module (7), single-chip microcomputer (2), signal conversion module (8), storer (3), communication module (1) and power module (13); Said temperature collect module (7), storer (3), communication module (1), signal conversion module (8) are through bus (4) difference single-chip microcomputer continuous (2); Signal conversion module (8) links to each other with the output terminal of temperature collect module (7); Power module (13) links to each other with single-chip microcomputer (2) through power supply unit (12).
Said temperature collect module (7) is temperature sensor PT100; Realization is to the collection and the monitoring of cable temperature; And the simulating signal that will monitor temperature is passed through signal conversion module (8) output temperature digital signal; Reduced the transmission of temperature analog signal and the error that external interference causes, made the measurement temperature reach 0.2 ℃, temperature collect module capable of using (7) is accurately judged the temperature rise trend of high-tension cable; Said signal conversion module (8) links to each other with single-chip microcomputer (2) through bus (4), and single-chip microcomputer (2) utilizes bus (4) transmission data and control signal.
Said temperature collect module (7), single-chip microcomputer (2), signal conversion module (8), storer (3), communication module (1), power module (13) all are positioned at same housing.Also connect output module (5) on the said bus (4); The output terminal of output module (5) is connected with indicator light circuit (6); Indicator light circuit (6) comprises power light, codan lamp, transmission pilot lamp, temperature collect module pilot lamp, and output module (5) receives the duty of respective modules, and shows corresponding state through indicator light circuit (6); The pilot lamp of indicator light circuit (6) is installed on the housing, and it is convenient to observe; Said single-chip microcomputer (2) interconnects through bus (4) and storer (3) and communication module (1); The temperature digital signal that single-chip microcomputer (2) receives and analytic signal modular converter (8) is exported; And with this signal storage (3) in storer; Be convenient to said digital signal is inquired about; Said communication module (1) comprises RS485 interface, MODBUS interface, RFID communication unit, and the communication module (1) that the utility model is provided with utilizes RS485 interface, MODBUS interface, RFID communication unit to be connected with external communication; Said single-chip microcomputer (2) is receiving after main frame reads signal; The temperature value of correspondence is read from storer (3); Transfer signals to main website through bus (4), communication module (1), single-chip microcomputer (2) can also be according to the connection to each module, to the corresponding status signal of output module (5) output; And through indicator light circuit (6) demonstration; Thereby realized the high-tension current temperature is carried out real time on-line monitoring, can report the temperature rise of cable in service exactly, for equipment safety operation provides reliable data foundation; When the measured point temperature surpasses preset value; To send alerting signal in time reminds the relevant personnel to take measures; The temperature monitoring operating software that is installed in city, district Surveillance center intuitively shows geographic distribution, contact temperature operational factor, warning information, history parameters etc. through forms such as figure, tables through man-machine interface; For decision-making level provides the most reliably data foundation, can remove a hidden danger, minimizing accident to greatest extent.
Said power module (13) adopts the induction way to take power, comprises induction power taking unit (11), control module (10), protected location (9) and power supply unit (12), and control module (10) links to each other with power supply unit (12) through induction power taking unit (11); Power supply unit (12) links to each other with single-chip microcomputer (2), and the purpose of control module (10) is that the electric current responded to of induction power taking unit (11) is controlled power supply unit (12), and power supply unit (12) is overcharged or overdischarge is protected; Power supply unit (12) is capacitor or lithium battery, and induction power taking unit (11) is a current transformer; Protected location (9) links to each other with power supply unit (12), and protected location (9) can be dash current holding circuit and surge voltage protection circuit.
Claims (6)
1. cable branch box on-Line Monitor Device, it is characterized in that: said cable branch box on-Line Monitor Device comprises temperature collect module, single-chip microcomputer, signal conversion module, storer, communication module and power module; Single-chip microcomputer is continuous respectively through bus for said temperature collect module, signal conversion module, storer, communication module; Signal conversion module links to each other with the output terminal of temperature collect module; Power module links to each other with single-chip microcomputer through power supply unit.
2. cable branch box on-Line Monitor Device according to claim 1 is characterized in that: said temperature collect module is temperature sensor PT100.
3. cable branch box on-Line Monitor Device according to claim 1 is characterized in that: communication module comprises RS485 interface, MODBUS interface, RFID communication unit.
4. cable branch box on-Line Monitor Device according to claim 1; It is characterized in that: also connect output module on the bus; The output terminal of output module is connected with indicator light circuit, and indicator light circuit comprises power light, codan lamp, transmission pilot lamp, temperature collect module pilot lamp.
5. cable branch box on-Line Monitor Device according to claim 1 is characterized in that: power module comprises induction power taking unit, control module, protected location and power supply unit, and control module links to each other with power supply unit through induction power taking unit; Power supply unit links to each other with single-chip microcomputer, and power supply unit is capacitor or lithium battery, and induction power taking unit is a current transformer.
6. according to claim 1,2,3,4 or 5 described cable branch box on-Line Monitor Device, it is characterized in that: temperature collect module, single-chip microcomputer, signal conversion module, storer, communication module and power module all are positioned at same housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220279659.1U CN202599562U (en) | 2012-06-10 | 2012-06-10 | Online cable branch box monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220279659.1U CN202599562U (en) | 2012-06-10 | 2012-06-10 | Online cable branch box monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202599562U true CN202599562U (en) | 2012-12-12 |
Family
ID=47317091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220279659.1U Expired - Fee Related CN202599562U (en) | 2012-06-10 | 2012-06-10 | Online cable branch box monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202599562U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296810A (en) * | 2014-11-05 | 2015-01-21 | 国家电网公司 | Intelligent integrated monitoring system of cable branch box |
| CN111024249A (en) * | 2019-12-31 | 2020-04-17 | 上海宜链物联网有限公司 | Cable branch box inspection temperature measurement terminal, system and method |
-
2012
- 2012-06-10 CN CN201220279659.1U patent/CN202599562U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296810A (en) * | 2014-11-05 | 2015-01-21 | 国家电网公司 | Intelligent integrated monitoring system of cable branch box |
| CN111024249A (en) * | 2019-12-31 | 2020-04-17 | 上海宜链物联网有限公司 | Cable branch box inspection temperature measurement terminal, system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202066606U (en) | Intelligent temperature-measuring and current-measuring contact arm for circuit breaker and analysic system thereof | |
| CN204758748U (en) | Cubical switchboard intelligent integrated monitoring devices | |
| CN103674292A (en) | Temperature detecting method and apparatus for devices of transformer station | |
| CN202141524U (en) | Switch cabinet temperature monitoring system based on wireless network | |
| CN202093670U (en) | Wireless temperature measuring system based on electrical power system | |
| CN202599561U (en) | On-line monitoring device for ring network cabinet | |
| CN201788030U (en) | Intelligent wireless temperature-measuring device for bus contact joint | |
| CN202305048U (en) | On-line monitoring device for high voltage cable | |
| CN202676298U (en) | Wireless transmission high-voltage cable on-line temperature measuring device | |
| CN205389136U (en) | Cable branch case standard management system | |
| CN202599562U (en) | Online cable branch box monitoring device | |
| CN202188912U (en) | Power bus temperature measuring system | |
| CN202453101U (en) | High voltage switch cabinet on-line monitoring device | |
| CN203688080U (en) | Substation high-voltage switch cabinet temperature online monitoring device | |
| CN105137954A (en) | Real-time on-line temperature and humidity monitoring system of transformer substation | |
| CN105446248A (en) | Power grid power distribution security auxiliary monitoring system | |
| CN201937244U (en) | Microcomputer motor protecting and monitoring device with wireless temperature measurement function | |
| CN203858042U (en) | Wireless temperature measurement system of high-voltage switch cabinet | |
| CN103323119A (en) | Online temperature measuring system of high-voltage switch cabinet of transformer substation | |
| CN203929246U (en) | Substation equipment temperature-detecting device | |
| CN206891591U (en) | Contact of breaker temperature measuring equipment | |
| CN205121253U (en) | Continuous electrical transformer temperature monitoring device | |
| CN211085488U (en) | Wireless intelligent temperature measurement monitoring devices | |
| CN204330159U (en) | A kind of wireless temperature measurement system for monitoring breaker dynamic/static contact temperature | |
| CN102914370A (en) | On-line temperature monitoring device for high-voltage electric equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shandong Kaitai electrical Limited by Share Ltd Assignor: LAIWU KETAI POWER-TECH CO.,LTD. Contract record no.: 2013370000134 Denomination of utility model: Online cable branch box monitoring device Granted publication date: 20121212 License type: Exclusive License Record date: 20130530 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20130610 |