CN207458325U - A kind of concentrator for supporting multimode meter reading simultaneously - Google Patents

Abstract

The utility model is related to a kind of concentrator for supporting multimode meter reading simultaneously, including microprocessing unit；Uplink communication unit, the uplink communication unit are connected with microprocessing unit, realize the communication between main website and concentrator；Downlink communication unit, the downlink communication unit are connected with microprocessing unit, communicate for concentrator with electric energy meter；Power module, the power module are connected with microprocessing unit, and electric energy is provided for concentrator；The downlink communication unit includes communication module selecting unit, Local Communication Module and external communication module, and the input terminal of the communication module selecting unit is connected with microprocessing unit, and output terminal connects the Local Communication Module and external communication module respectively.Compared with the prior art, the concentrator of the utility model has not only saved input cost, but also substantially increases meter reading efficiency.

Description

A kind of concentrator for supporting multimode meter reading simultaneously

Technical field

A kind of the electric energy meter of communication can be copied the utility model is related to field of power more particularly to simultaneously The concentrator of table.

Background technology

Automatic data logging is a much progress of the power grid to intelligent development in electric system, and Automatic meter reading system solves manually The problems such as meter reading cost is huge, but there is also some problems for existing centralized automatic meter-reading terminal.

If the concentrator of production and onsite application only supports a local communication module interface at present, where the concentrator Electric energy meter communication module under taiwan area breaks down or the communication mode exists compared with strong jamming so that can not be carried out with concentrator During normal communication, the Local Communication Module interface of corresponding concentrator and electric energy meter is required for replacing, and can so cause existing set Standby waste.

A variety of local communication modes, which are compatible with, according to a Local Communication Module solves the problems, such as this, but since various locals lead to Believe that by each module manufacturers self-developing, it is stronger to be related to professional technique for module, it is difficult to realize that compatibility is a variety of in a communication module Mode.

Utility model content

In view of the above problems, the purpose of this utility model is to provide a kind of compatible a variety of communication modules of energy, transmission processes In each other signal be independent of each other, greatly improve meter reading efficiency support multimode simultaneously meter reading concentrator.

To achieve these goals, the technical solution adopted in the utility model is：It is a kind of to support multimode meter reading simultaneously Concentrator, including：

Microprocessing unit；

Uplink communication unit, the uplink communication unit are connected with microprocessing unit, realize logical between main website and concentrator Letter；

Downlink communication unit, the downlink communication unit are connected with microprocessing unit, are carried out for concentrator and electric energy meter Communication；

Power module, the power module are connected with microprocessing unit, and electric energy is provided for concentrator；

It is characterized in that,

The downlink communication unit includes communication module selecting unit, Local Communication Module and external communication module, described The input terminal of communication module selecting unit is connected with microprocessing unit, and output terminal connects the Local Communication Module and external respectively Communication module.

Further, there is the Local Communication Module infrared interface, RS232 interface, RS485 interfaces and wireless carrier to lead to Believe any one in interface.

Further, there is the external communication module infrared interface, RS232 interface, RS485 interfaces and wireless carrier to lead to Believe any one in interface.

Further, the external communication module, which also has be connected with host computer, external connect communication module and is upgraded USB interface.

Further, the external communication module is detachably connected with communication module selecting unit using hot-swappable mode.

Further, the communication module selecting unit is equipped with jack, and the external communication module has laid out in parallel Contact pin, the contact pin and jack be assembled to form standard interface, and that realizes communication module selecting unit and external communication module can Dismantling connection.

Further, the choosing that the communication module selecting unit is made of the integrated circuit with buffer and peripheral circuit Circuit passband is formed.

Further, the concentrator further includes the memory module being connected with microprocessing unit, and the memory module includes Flash memory data storage and random access memory memory.

Further, the concentrator also has the peripheral circuit that is connected with microprocessing unit, for for microprocessing unit Vibration crystal oscillator is provided.

Compared with prior art, the utility model has the advantage of：While concentrator possesses Local Communication Module, also set External communication module is put, each communication module corresponds to multiple communication interface, and different communication interfaces uses different communication modes, It can realize that same concentrator is compatible with various communication modules, can carry out the electric energy meter of communication suitable for a concentrator Acquisition, it is cost-effective；And the communication module selecting unit inside concentrator can make choice communication port, so as to fulfill same Concentrator connects multiple communication modules simultaneously, and the multiple data item or multiple electric energy meters to electric energy meter carry out copy reading, and The plurality of data are unaffected by each other in transmission process, can greatly improve meter reading efficiency, ensure that the electric energy meter communication technology is smooth Upgrading.

Description of the drawings

Fig. 1 is the concentrator structure schematic diagram of the utility model embodiment.

Fig. 2 is the hot-swappable interface structure schematic diagram of the utility model embodiment.

Specific embodiment

The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and it is not intended that the utility model Limitation.

A kind of concentrator for supporting multimode meter reading simultaneously as shown in Figure 1, the concentrator include MCU1, memory 2, electricity Source 3, uplink communication unit 4, peripheral circuit 5, downlink communication unit 6, wherein uplink communication unit 4 connect MCU1 and main website, use In realizing the communication between main website and concentrator, memory 2 includes flash memory data storage and random access memory memory, power supply 3 power for MCU1, and peripheral circuit 5 provides frequency of oscillation for MCU1, downlink communication unit 6 including communication module selecting unit 61, Local Communication Module 62 and external communication module 63, the input terminal of the communication module selecting unit 61 are connected with MCU1, output End is connected respectively with Local Communication Module 62 and external communication module 63, Local Communication Module 62 and external communication module 63 Infrared interface, RS232 interface, RS485 interfaces or wireless carrier communication interface etc. are provided, it can be according to the connection needs of electric energy meter Corresponding interface is selected to communicate, MCU1 is by controlling communication module selecting unit 61 to select Local Communication Module 62 or outer Communication module 63 is connect to communicate with electric energy meter.

As an improvement, the external communication module 63 in the utility model concentrator also provides USB interface, connect using the USB Mouth can be connected with host computer external to be connect communication module and is upgraded.

In a particular embodiment, the communication module selecting unit 61 of the utility model is by the integrated circuit of buffer and its outer The gating circuit for enclosing circuit composition is formed.

Referring to Fig. 2, external communication module 63 is connected with communication module selecting unit 61 using hot-swappable form, specifically, The external communication module 63 is equipped with the contact pin 64 of laid out in parallel, and communication module selecting unit 61 is equipped with jack 65, contact pin 64 Standard interface is assembled to form with jack 65, realization communication module selecting unit 61 is detachably connected with external communication module 63, So concentrator need not increase volume when increasing a downlink communication module, and it is more than State Grid Corporation of China to cause it《Electric power is used Family power information acquisition system concentrator pattern specification Q/GDW375.2-2009》Defined size.

The utility model is realized on a concentrator in addition to the Local Communication Module with script, also accesses one even The Local Communication Module of other multiple producers, different Local Communication Modules are uniformly made choice scheduling by concentrator, without Special exploitation is carried out to Local Communication Module, greatly reduces development difficulty；Meanwhile the concentrator of the utility model allows Multiple Local Communication Modules work at the same time, and substantially increase meter reading efficiency；And this programme permission needs progressively to upgrade according to business Faulty equipment or upgrading local communication mode effectively protect the smooth liter of existing equipment investment and the electric energy meter communication technology Grade.

In addition to above-mentioned improvement, other similar improvement are also contained in the improvement threshold of the utility model, herein It is not repeating.

While there has been shown and described that the embodiment of the utility model, it will be appreciated by those skilled in the art that：It is not taking off In the case of principle and objective from the utility model can these embodiments be carried out with a variety of variations, modification, replace and deform, The scope of the utility model is limited by claim and its equivalent.

Claims (9)

1. a kind of concentrator for supporting multimode meter reading simultaneously, including：

Microprocessing unit (1)；

Uplink communication unit (4), the uplink communication unit (4) are connected with microprocessing unit (1), realize between main website and concentrator Communication；

Downlink communication unit (6), the downlink communication unit (6) is connected with microprocessing unit (1), for concentrator and electric energy meter It communicates；

Power module (3), the power module (3) are connected with microprocessing unit (1), and electric energy is provided for concentrator；

It is characterized in that,

The downlink communication unit (6) includes communication module selecting unit (61), Local Communication Module (62) and external communication mould Block (63), the input terminal of the communication module selecting unit (61) are connected with microprocessing unit (1), and output terminal connects described respectively Local Communication Module (62) and external communication module (63).

2. concentrator according to claim 1, it is characterised in that：The Local Communication Module (62) have infrared interface, Any one in RS232 interface, RS485 interfaces and wireless carrier communication interface.

3. concentrator according to claim 2, it is characterised in that：The external communication module (63) have infrared interface, Any one in RS232 interface, RS485 interfaces and wireless carrier communication interface.

4. concentrator according to any one of claim 1-3, it is characterised in that：The external communication module (63) also has It is useful for being connected with host computer and externally connects the USB interface that communication module is upgraded.

5. concentrator according to claim 4, it is characterised in that：The external communication module (63) selects with communication module Unit (61) is detachably connected using hot-swappable mode.

6. concentrator according to claim 5, it is characterised in that：The communication module selecting unit (61) is equipped with jack (65), the external communication module (63) has the contact pin (64) for the laid out in parallel being adapted with the jack (65), described to insert Pin (64) is assembled to form standard interface with jack (65), realizes communication module selecting unit (61) and external communication module (63) It is detachably connected.

7. concentrator according to claim 6, it is characterised in that：The communication module selecting unit (61) is by having buffering The gating circuit that the integrated circuit and peripheral circuit of device are formed is formed.

8. concentrator according to claim 7, it is characterised in that：The concentrator is further included with microprocessing unit (1) even The memory module (2) connect, the memory module (2) include flash memory data storage and random access memory memory.

9. concentrator according to claim 8, it is characterised in that：The concentrator also has and microprocessing unit (1) phase Peripheral circuit (5) even, for providing vibration crystal oscillator for microprocessing unit (1).