CN201374540Y - Cable branch box device with monitoring function - Google Patents
Cable branch box device with monitoring function Download PDFInfo
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- CN201374540Y CN201374540Y CN200920112186U CN200920112186U CN201374540Y CN 201374540 Y CN201374540 Y CN 201374540Y CN 200920112186 U CN200920112186 U CN 200920112186U CN 200920112186 U CN200920112186 U CN 200920112186U CN 201374540 Y CN201374540 Y CN 201374540Y
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Abstract
The utility model discloses a cable branch box device with monitoring function. The device uses a branch cable to complete power distribution and comprises a remote data acquisition device and at least one branch acquisition expansion module. The branch acquisition expansion module is used for acquiring branch data information and sending the information to the remote data acquisition device through wire communication. The remote data acquisition device is used for acquiring such operating parameters as voltage, current and power of a total incoming line and from the branch acquisition expansion module, and sending parameters after processing to a primary station program. The device has the beneficial effects of being capable of not only acquiring the power utilization information of the total incoming line of the device, but also acquiring the power utilization information of each branch load and realizing the remote communication between the remote data acquisition device and the primary station.
Description
Technology neck or
The utility model belongs to the distribution technique field, the cable branch case apparatus of the band monitoring function that particularly a kind of distribution system is used.
Background technology
Cable branch box belongs to the ground type casing, and volume is little, floor space is little, good looking appearance, can not damage the cities and towns appearance.Cable branch box inner wire connector adopts the crimping mode, and it is convenient to install, and the turnover line is flexible, and 6～8 branches' turnover lines can be arranged at most in the utilization, can realize that the sub-district multichannel send electricity, for go deep into load center, shorten radius of electricity supply, the reduction line loss provides technical guarantee.
Current, energy-saving and emission-reduction are power network development trend, and the power distribution network economize on electricity requires to have advanced electric energy management system.Yet, branch cable joint is generally only installed in present cable branch box inside, its shortcoming is: function singleness, only can realize simple cable branch function, can't realize that for the multichannel of cable branch box load electrical quantity monitors in real time, simultaneously can't realize that also data report to main website, can't realize distribution system fine-grained management and monitoring.
Summary of the invention
For solving the above-mentioned defective of prior art, the purpose of this utility model provides a kind of cable branch case apparatus with monitoring function, and it can monitor total input-wire and all branch cables load, and can realize telecommunication.
For realizing above-mentioned technical purpose, the utility model adopts following technical scheme:
A kind of cable branch case apparatus with monitoring function, it uses branch cable to finish power distribution, comprise a teledata acquisition device and gather expansion module along separate routes with at least one, gather expansion module along separate routes and be used for gathering data message such as voltage along separate routes, electric current also calculates active power, reactive power, information such as power factor, and described information is sent to teledata acquisition device by wire communication, the voltage that teledata acquisition device is used to gather total input-wire and gathers expansion module from shunt, electric current, operational factors such as power are sent to the main website program after treatment again.
Described teledata acquisition device comprises master cpu and the data processing module that is connected with master cpu, control module, switching value/pulse collection module, communication module, further comprise the metering sampling module, wherein: the total outlet data message of described metering acquisition module collection as data such as voltage, electric current and power and with as described in transfer of data to data processing module; Data processing module is finished the further processing to institute's image data, writes down and statistics etc.; Control module is finished operations such as switching, remote control; Switching value/pulse collection module is gathered switching value/pulse signal; Communication module is finished and the telecommunication of main website program and and the communication of gathering expansion module along separate routes.
Described teledata acquisition device carries out communication by wireless communication modes such as GPRS/ note and main website program.
The beneficial effects of the utility model are: but except harvester total input-wire electricity power information, also can gather each power information of loading along separate routes; The GPRS/ note wireless telecommunications between teledata acquisition device and the main website have been realized.
Description of drawings
Fig. 1 is the structured flowchart of a kind of embodiment of the utility model;
Fig. 2 is the teledata acquisition device structured flowchart of a kind of embodiment of the utility model.
Embodiment
Below, reach embodiment in conjunction with the accompanying drawings embodiment of the present utility model is elaborated.
As shown in Figure 1, the cable branch case apparatus of the band monitoring function of present embodiment comprises:
Teledata acquisition device 1 is used to gather signals such as cable branch box total input-wire voltage, electric current, power, switching value, and finishes meritorious, reactive measurement, rate of qualified voltage monitoring and statistics, harmonic wave monitoring and statistics and man-machine interaction;
Gather expansion module 2 along separate routes, be used for gathering signals such as outlet voltage, electric current along separate routes, and the information of being gathered is sent to teledata acquisition device 1 by wire communication mode;
Branch cable 3, described branch cable 3 are the some small size cables that are divided into from main cable, insert power load by branch cable 3;
Be used to gather the current transformer 4 of each branch cable 3 and total input-wire electric current, each road current transformer 4 is gathered the electric current of each branch cable 3 and total input-wire.
The annexation of the cable branch case apparatus of band monitoring function as shown in Figure 1 is: teledata acquisition device 1 is gathered also record cable branch box total input-wire information about power, by communication module respectively with the main website (not shown), gather expansion module 2 along separate routes and link to each other.Wherein: by the order of GPRS/ note wireless telecommunications to main website reported data or reception change setting; By each shunt load data of RS485 communication acquisition, the line data of going forward side by side statistics, record.Current transformer 4 is gathered the electric current of each branch cable 3 and total input-wire, and the data acquisition module of gathering expansion module 2 by teledata acquisition device 1 and shunt obtains current data.
Figure 2 shows that the teledata acquisition device structural representation of a kind of embodiment.Described teledata acquisition device mainly is made up of following several modules: master cpu, data processing module, metering sampling module, control module, switching value/pulse collection module, communication module etc. specifically describe as follows:
The LPC2214 processor that master cpu adopts PHILIPS company to produce, this processor are comparatively advanced at present industrial use ARM chips, and its speed of service is fast, processing capacity is powerful, have abundant sheet internal and external resources.This CPU effect is: by with the communication of each communication port, finish exchange with peripheral data; Data are carried out statistical analysis; CPU will be provided with data, statistics and calculated data etc. and be kept in the memories such as FLASH, EEPROM, SRAM; By remote signalling/pulse access port, obtain switch or electric energy meter pulse information.
The computation chip of metering sampling module adopts ATT7022B, and it is that collection metering, harmonic wave are collected in process chip all over the body.Its ac input division divides the employing instrument transformer to isolate input, has guaranteed the interference free performance of signal processing.
Data processing module is added up and record data according to the data of metering sampling module, comprises data such as a day statistics, month statistics, harmonic wave statistics.
Control module is made up of pre-action part of control output and control operating part, and primary processor and the common executive mode of coprocessor are adopted in control output, guarantees to control the reliability of exporting by data validation repeatedly, prevents to control misoperation.
Switching value/pulse collection module adopts photoelectricity to isolate input, and pulse measurement is accurate, can directly insert active or passive signal, and access way is flexible, the output requirement of applicable different pulse meters.
Communication part adopts modular design, and module can be configured to the GPRS/ short message mode, can carry out different modular combination according to customer demand.
Human-computer interface module adopts menu mode, and the user is by the button operation interface.Press directionkeys " ↑ " or " ↓ " selection function menu, the anti-white demonstration of selected menu item can enter the function corresponding submenu by " affirmation " key then and carry out corresponding operating again on the menu item that chooses.
The workflow of the cable branch case apparatus of present embodiment band monitoring function is as follows:
After teledata acquisition device 1 started, at first each module of software and hardware of initialization checked whether each module is normal, if each module is working properly, carry out following cycle task, otherwise terminal is reported to the police by buzzer;
The metering sampling module is gathered information such as voltage, electric current, power in real time, by the SPI interface data is passed to master cpu;
Whether inquiring user operation push-button, carries out corresponding operating according to user's button value, such as parameter is set, checks the data of real-time collection, checks warning information etc.;
Master cpu passes the data of coming according to the metering sampling module, has judged whether to report to the police to take place, and has called communication program and realize the function of alarming information report to main website;
Check whether communication program receives the data that main website sends over, and handles accordingly according to the program that these data calls are different, and such as the parameter setting, data are called survey etc. together;
Gather expansion module 2 communications with shunt, make a copy of the multichannel measurement point data.
Claims (3)
1. cable branch case apparatus with monitoring function, use branch cable (3) to finish power distribution, it is characterized in that: comprise a teledata acquisition device (1) and at least one gathers expansion module (2) along separate routes, gather expansion module (2) along separate routes and be used for gathering data message along separate routes, and the information of being gathered is sent to teledata acquisition device (1) by wire communication mode, teledata acquisition device (1) receives and handles from total input-wire information and the information of gathering expansion module (2) along separate routes, and the data after will handling then are sent to the main website program.
2, the cable branch case apparatus of band monitoring function as claimed in claim 1, it is characterized in that: described teledata acquisition device (1) comprises master cpu and the data processing module that is connected with master cpu, control module, switching value/pulse collection module, communication module, further comprise the metering sampling module, the total outlet data message of described metering acquisition module collection is also handled described transfer of data to data processing module, communication module is finished and the main website program and the communication of gathering expansion module along separate routes.
3. the cable branch case apparatus of band monitoring function as claimed in claim 1 or 2 is characterized in that: described teledata acquisition device (1) carries out communication by wireless communication mode and main website program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920112186U CN201374540Y (en) | 2009-01-08 | 2009-01-08 | Cable branch box device with monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920112186U CN201374540Y (en) | 2009-01-08 | 2009-01-08 | Cable branch box device with monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201374540Y true CN201374540Y (en) | 2009-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920112186U Expired - Lifetime CN201374540Y (en) | 2009-01-08 | 2009-01-08 | Cable branch box device with monitoring function |
Country Status (1)
| Country | Link |
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| CN (1) | CN201374540Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818589A (en) * | 2011-06-09 | 2012-12-12 | 上海市电力公司 | Monitoring control system of cable branch box |
-
2009
- 2009-01-08 CN CN200920112186U patent/CN201374540Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102818589A (en) * | 2011-06-09 | 2012-12-12 | 上海市电力公司 | Monitoring control system of cable branch box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091230 |