CN206147935U - Portable electricity fells and transports dimension carrier meter reading adapter - Google Patents

Abstract

The utility model discloses a portable electricity fells and transports dimension carrier meter reading adapter, including RS232 communication interface line, power module and local carrier communication module interface, RS232 communication interface line one end and host computer interconnect, the other end and RS232 commentaries on classics TTL level module interconnect, local carrier communication module interface changes TTL level module, alternating -current power line interface and local carrier communication module interconnect with RS232 respectively, local carrier communication module interface connection has state indicating module, the alternating -current power line interface with power module connects, power module with local carrier communication module interface and RS232 changes TTL level module and connects. The utility model discloses a plug -and -play's design can reduce the work burden that the staff was tieed up to fortune easily in the face of the carrier equipment of different carrier wave schemes, improves work efficiency, the input of having saved manpower and material resources.

Description

Portable electric fells and transports dimension carrier meter reading adapter

Technical field：

This utility model is related to a kind of adapter, and more particularly to a kind of portable electric fells and transports dimension carrier meter reading adapter.

Background technology：

With the development of national grid intelligent construction, power user power consumption information acquisition system is progressively increasingly perfect, entirely Also spread and use are obtained in the range of state, the accreditation of power industry has been obtained to a certain extent, is that electrical network is intelligent Construction is made that very big contribution, at present, as the construction electricity of electric extraction system adopts the installation of terminal and is running quantity also increasingly It is many, and the quantity of the producer that supplies is also increasing, the characteristics of device type variation, carrier schemes variation are particularly significant, Equipment is adopted for the electricity of different manufacturers, needs debugging and the work of O＆M to be also not quite similar, the particularly increasing of low pressure carrier wave scheme It is many, due to can not be compatible between each carrier schemes, maintenance work be adopted to the electricity in later stage and bring inconvenience, if will debug and copy The ammeter or harvester for receiving certain carrier schemes must use the corresponding carrier wave copy controller of the carrier schemes, so as to cause debugging Become increasingly complex with operation maintenance work, need the debugging of live operation maintenance personnel carrying and maintenance tool species also more and more, The species of particularly carrier wave control device is various, and quantity is again more, and it is very much inconvenient that operation maintenance personnel is carried.

Utility model content：

Technical problem to be solved in the utility model is：Overcome the deficiencies in the prior art, there is provided a kind of portable, simultaneous Whether the carrier communication link that the strong test electricity of capacitive is adopted between terminal and electric energy meter is normal, can reduce maintenance work personnel's The portable electric of work load fells and transports dimension carrier meter reading adapter.

This utility model is adopted the technical scheme that by solving technical problem：

A kind of portable electric fells and transports dimension carrier meter reading adapter, including RS232 communication line interfaces, power module and local load Wave communication module interface, described RS232 communication line interfaces one end are connected with each other with host computer, and the other end turns Transistor-Transistor Logic level with RS232 Module is connected with each other, and the local carrier communication module interface turns Transistor-Transistor Logic level module, alternating current power supply line interface respectively with RS232 It is connected with each other with local carrier communication module, the local carrier communication module interface is connected with state indicator module, the friendship Stream electric source line interface is connected with the power module, the power module and the local carrier communication module interface and described RS232 turns the connection of Transistor-Transistor Logic level module.

The power line of the alternating current power supply line interface connection includes the alternating current power supply input line and carrier signal of adapter Data interaction order wire, the alternating current power supply line interface and power line are connected using pluggable mode, alternating current power supply input line What is be input into is the alternating current of 220V, and using the high special wire rod of experiment of insulating properties, two is respectively adopted the perfume (or spice) of diameter 4mm to power line Any of several broadleaf plants plug and the alligator clamp with protective layer, durable reliability, field connection are more convenient.

The host computer adopts handheld terminal or portable computer, and electricity is provided with the host computer, and to adopt debugging soft Part, is provided with the local carrier communication module interface of different schemes, the local load on the local carrier communication module interface Wave communication module interface is by the way of double socket and local carrier communication module carries out firm docking, and interface size and pin are fixed Adopted foundation《Q/GDW1375.2-2013 concentrator pattern specifications》National grid standard relevant regulations definition, can be completely compatible The local carrier communication module of various producer's schemes.

The power module is responsible for the power supply of whole system, has+12V, the electric pressure of+3.3V, wherein to described respectively Local carrier communication module interface provides the power supply of+12V and+3.3V, provides the electricity of+3.3V to the power module mainboard itself Source, the specific design of the power module is：LS485 AC transformer blood pressure lowerings are adopted first, then by rectifier bridge LLD06 Halfwave rectifier is carried out, DC12V is converted into by blood pressure lowering chip LM7812 then, mono- tunnels of DC12V are connect to local carrier communication module Confession electricity, another road DC12V are reduced to DC5V by switching power source chip MP2451DT again, are then changed into by LM1117-3.3 DC3.3V gives mainboard power itself, in order to improve the anti-interference and reliability of power supply, is designed with the input of alternating current power supply Varistor（S20-K510）And critesistor（5D-9）Etc. protection device.

The state indicator module has two single color LED compositions, is used to refer to the working condition and electricity of module Source information, is the status indicator lamp of+3.3V power supply indicators and local carrier communication module respectively.

The RS232 communication line interfaces are mainly carrier adapter and handheld terminal or portable computer RS232 serial ports is coupled together, and is carried out data transmission, the RS232 communication line interfaces using the Anti-jamming Communication line with screen layer, Interference can effectively be shielded.

The RS232 turn 232 level conversion that Transistor-Transistor Logic level module mainly transmits the RS232 communication line interfaces into Transistor-Transistor Logic level, so can communicate with local carrier communication module, carry out data interaction.

Positive beneficial effect of the present utility model is：

1st, design of this utility model using local carrier communication module plug and play, can easily in the face of different carrier waves The carrier equipment of scheme, completes debugging and maintenance that electricity adopts equipment, reduces the work load of maintenance work personnel, can be electricity Adopt operation maintenance personnel and facility is provided, reduce the problem that the debugging acid caused because carrier schemes species is various is complicated.

2nd, this utility model can improve the work efficiency and accident analysis accuracy rate of operation maintenance personnel, so as to improve state's household electrical appliances The reliability of net electric energy information gathering project, improves the complete and correctness that electricity adopts data, and most basic is to improve electric energy Table data copy passband, and more far-reaching is to improve State Grid's energy control and the reasonability for using and intelligent level, be The pace of construction for accelerating national intelligent grid provides strong technical support.

3rd, this utility model improves the work efficiency of the gentle staff of Automated water of live maintenance work, reduces people Member's input, saves time and human and material resources, and this utility model volume is slim and graceful in addition, easy to carry, using also very convenient, tool There are good practicality and economic benefit.

Description of the drawings：

Fig. 1 is the logical construction block diagram that this utility model portable electric fells and transports dimension carrier meter reading adapter.

Specific embodiment：

The utility model is further explained and explanation with specific embodiment below in conjunction with the accompanying drawings：

Referring to Fig. 1：In figure, 1- local carrier communication module interfaces, 2- local carrier communication modules, 3- AC power cords connect Mouthful, 4- power modules, 5- state indicator modules, 6-RS232 turn Transistor-Transistor Logic level module, and 7- RS232 communication line interfaces, 8- are upper Machine.

Embodiment：A kind of portable electric fells and transports dimension carrier meter reading adapter, including RS232 communication line interfaces 7, power module 4 and local carrier communication module interface 1,7 one end of RS232 communication line interfaces is connected with each other with host computer 8, the other end and RS232 Turn Transistor-Transistor Logic level module 6 to be connected with each other, local carrier communication module interface 1 turns Transistor-Transistor Logic level module 6, alternating current respectively with RS232 Source line interface 3 and local carrier communication module 2 are connected with each other, and local carrier communication module interface 1 is connected with state indicator module 5, alternating current power supply line interface 3 is connected with power module 4, and power module 4 is turned with local carrier communication module interface 1 and RS232 Transistor-Transistor Logic level module 6 connects.

The power line of the connection of alternating current power supply line interface 3 includes the alternating current power supply input line and the data of carrier signal of adapter Interactive communication line, alternating current power supply line interface 3 and power line are connected using pluggable mode, and what alternating current power supply input line was input into is The alternating current of 220V, power line using the high special wire rod of experiment of insulating properties, two be respectively adopted the banana plug of diameter 4mm and Alligator clamp with protective layer, durable reliability, field connection are more convenient.

Host computer 8 adopts handheld terminal or portable computer, is provided with electricity and adopts debugging software on host computer 8, this The local carrier communication module interface of different schemes is provided with ground carrier communication module interface 1, local carrier communication module connects Mouth 1 is by the way of double socket and local carrier communication module 2 carries out firm docking, and interface size and pin define foundation《Q/ GDW1375.2-2013 concentrator pattern specifications》National grid standard relevant regulations definition, being capable of completely compatible various producers The local carrier communication module of scheme.

Power module 4 is responsible for the power supply of whole system, has+12V, the electric pressure of+3.3V, wherein to local carrier respectively Communication module interface 1 provides the power supply of+12V and+3.3V, provides the power supply of+3.3V, power supply mould to 4 mainboard of power module itself 4 specific design of block is：LS485 AC transformer blood pressure lowerings are first adopted, then halfwave rectifier are carried out by rectifier bridge LLD06, Then DC12V is converted into by blood pressure lowering chip LM7812, mono- tunnels of DC12V power to local carrier communication module interface 1, Ling Yilu DC12V is reduced to DC5V by switching power source chip MP2451DT again, then by LM1117-3.3 change into DC3.3V to mainboard from Body is powered, and in order to improve the anti-interference and reliability of power supply, is designed with varistor in the input of alternating current power supply（S20- K510）And critesistor（5D-9）Etc. protection device.

State indicator module 5 has two single color LED compositions, is used to refer to the working condition and power supply of module Information, is the status indicator lamp of+3.3V power supply indicators and local carrier communication module 2 respectively；RS232 communication line interfaces 7 are led If the RS232 serial ports of carrier adapter and handheld terminal or portable computer is coupled together, carry out data transmission, RS232 communication line interfaces 7 adopt the Anti-jamming Communication line with screen layer, can effectively shield interference；RS232 turns Transistor-Transistor Logic level mould 232 level conversion that block 6 mainly transmits RS232 communication line interfaces 7, so can be logical with local carrier into Transistor-Transistor Logic level Letter module communication, carries out data interaction.

During operation, electricity adopts operation maintenance personnel to be needed on-the-spot test carrier acquisition device or carrier power meter whether carrier link is normal And carrier electric energy meter data are copied and accepted, first have to check that the descending carrier scheme of checking meter that the live electricity installed adopts equipment is to adopt The carrier schemes of which producer, then find the local carrier communication module of corresponding producer's carrier schemes from the workbox for carrying 2, it is also possible to which the local carrier communication module 2 on field erected concentrator is pulled out for future use；Then again local carrier Communication module 2 is inserted on the relative socket of carrier meter reading adapter according to correct inserting mode, next seeks to a carrier wave Check meter the AC power cord of adapter（L、N）Connect with L, N of electric energy meter or carrier acquisition device, if carrier power meter is three-phase Electric energy meter, the L lines of carrier adapter can connect any one in A, B, C, and N lines connect N lines, due to generally scene electricity Energy table all normally works on power, and after power line is connected, carrier meter reading adapter also just works on power.

Adapter is inserted in the local carrier communication module 2 on adapter DC12V the and DC3.3V power supplys supply of conversion, In local carrier communication module 2, electricity is started working, and after local carrier communication module 2 starts success, waits for host computer 8（Handss Hold terminal or portable computer）By RS232 mouths send order, the electricity on host computer 8 adopt debugging software according to《Q/GDW 1376.2-2013：State's net concentrator local communication interface protocol》Frame format issue 2 information of reading local carrier communication module Order, obtain the carrier schemes information of local carrier communication module 2, then determine stream of checking meter further according to different carrier schemes Journey, issues order of checking meter.

Local carrier communication module 2 is received by dissection process after order, then process after message of checking meter by electric power The mode of carrier wave sends, and carrier electric energy meter judges after receiving whether address is consistent, if unanimously, just processes message, Response electric energy meter data, then return to local carrier communication module 2, local carrier communication module 2 by power line carrier again Receive rear analytic message and be uploaded to 8 software of host computer, software parsing shows the data message of electric energy meter, completes meter-reading function, The break-make of carrier link is also tested simultaneously so, so as to judge that electricity adopts the guilty culprit of equipment or ammeter.

The above, is only preferred embodiments of the present utility model, does not make any formal to this utility model Restriction, every any simple modification above example made according to technical spirit of the present utility model, equivalent variations with Modification, still falls within the protection domain of technical solutions of the utility model.

Claims (5)

1. a kind of portable electric fells and transports dimension carrier meter reading adapter, including RS232 communication line interfaces, power module and local carrier Communication module interface, is characterized in that：Described RS232 communication line interfaces one end is connected with each other with host computer, and the other end is turned with RS232 Transistor-Transistor Logic level module is connected with each other, and the local carrier communication module interface turns Transistor-Transistor Logic level module, alternating current power supply respectively with RS232 Line interface and local carrier communication module are connected with each other, and the local carrier communication module interface is connected with state indicator module, The alternating current power supply line interface is connected with the power module, the power module and the local carrier communication module interface with And the RS232 turns the connection of Transistor-Transistor Logic level module.

2. portable electric according to claim 1 fells and transports dimension carrier meter reading adapter, it is characterized in that：The AC power cord The power line of interface connection includes the data interaction order wire of the alternating current power supply input line and carrier signal of adapter, the exchange Electric source line interface and power line are connected using pluggable mode, and power line is using the high special wire rod of experiment of insulating properties, two The banana plug and the alligator clamp with protective layer of diameter 4mm is respectively adopted.

3. portable electric according to claim 1 fells and transports dimension carrier meter reading adapter, it is characterized in that：The host computer is adopted Handheld terminal or portable computer, are provided with electricity and adopt debugging software, the local carrier communication mould on the host computer The local carrier communication module interface of different schemes is provided with block interface, the local carrier communication module interface is using double The mode and local carrier communication module of socket carries out firm docking, and interface size and pin are according to national grid standard relevant regulations Definition.

4. portable electric according to claim 1 fells and transports dimension carrier meter reading adapter, it is characterized in that：The power module point There are not+12V, two electric pressures of+3.3V, wherein the electricity of+12V and+3.3V is provided to the local carrier communication module interface Source, provides the power supply of+3.3V to the power module mainboard itself.

5. portable electric according to claim 1 fells and transports dimension carrier meter reading adapter, it is characterized in that：The state instruction mould Block has two single color LED compositions, and the RS232 communication line interfaces use the Anti-jamming Communication with screen layer Line.