CN109358231A - A kind of multifunctional remote communication device and the intelligent electric energy meter with it - Google Patents
A kind of multifunctional remote communication device and the intelligent electric energy meter with it Download PDFInfo
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- CN109358231A CN109358231A CN201811583017.9A CN201811583017A CN109358231A CN 109358231 A CN109358231 A CN 109358231A CN 201811583017 A CN201811583017 A CN 201811583017A CN 109358231 A CN109358231 A CN 109358231A
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- 238000004891 communication Methods 0.000 title claims abstract description 106
- 230000011664 signaling Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 8
- 238000005538 encapsulation Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 238000007726 management method Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/061—Details of electronic electricity meters
- G01R22/063—Details of electronic electricity meters related to remote communication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/061—Details of electronic electricity meters
- G01R22/066—Arrangements for avoiding or indicating fraudulent use
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a kind of multifunctional remote communication device and with its intelligent electric energy meter, the multifunctional remote communication device includes shell, antenna, connecting terminal and battery cover on the housing is arranged and is arranged in the intracorporal acquisition of the shell and communication circuit module, in which: the connecting terminal includes two remote signalling terminals and a RS485 communication terminal.A kind of multifunctional remote communication device provided by the invention and the intelligent electric energy meter with it, it is mounted in the base table of three-phase intelligent electric-energy meter, other smart machines of more master station communications, remote meter reading, status monitoring and automatic collection may be implemented, so as to improve the reliability of long-distance meter-reading system, it is stable, it is easy to use.
Description
Technical field
The present embodiments relate to electric energy meter automatic coppying meter technical field more particularly to a kind of multifunctional remote communication dresses
It sets and with its intelligent electric energy meter.
Background technique
Since 2009, China put into a large amount of fund, equipment, manpower and builds smart grid, had been achieved for significant
Effect, original electronic watch, stem-winder are changed to intelligent electric energy meter, the local acquisition of electric energy meter is by relatively simple
RS485 Communication Development realizes the automatic data logging of user's electric energy meter, acquires to micropower wireless, narrowband carrier, bandwidth carrier etc.
Coverage rate and success rate reach 95% or more.In addition, the remote data of electric energy meter is passed by wireless public networks such as GPRS/3G/4G
The defeated power information acquisition management system (hereinafter referred to as main website) to power supply management department is realized to power consumer electricity consumption information
Efficient real-time information collection improves electric energy metering automation degree, comprehensive ladder support electricity price, tou power price and control business in full
Development, lay the foundation for marketing automation and intelligent power value-added service.
It can not be only using the centralized meter reading of residential area for medium-sized and small enterprises' power consumer far from key city
Configure a data collection station and up to a hundred electric supply meters of copy reading, generally use two kinds of technical solutions realize to remote meter reading,
Local or Remote takes control:
(1) technical solution of " three-phase intelligent electric-energy meter+special transformer terminals " or " three-phase intelligent electric-energy meter+concentrator " realization pair
The electric energy meter acquisition of user and data upload, i.e., terminal (concentrator) is wirelessly adopted automatically by RS485 bus, carrier wave, micropower
Collection electric energy meter data simultaneously store, and connect with main station system.In addition, as the jump built in electric energy meter or special transformer terminals control electric energy meter
Lock relay or external relay open or close, this side that meter reading and control are realized by electric energy meter and terminal (concentrator)
Formula, equipment cost and maintenance cost are all higher；
(2) internal or external relay directly is controlled by intelligent electric meter to open or close, while having embedded long distance wireless
Communication module saves equipment cost to connect main website；
But there is also following deficiencies at present for technical solution (2):
1, lower than the equipment and maintenance cost of technical solution 1, but lack the remote signalling state input that terminal is supported, Bu Nengjian
The reality output state of relay, such as relay are surveyed because mechanical breakdown or pitting of contact are without really turning on or off.
2, for medium-sized and small enterprises' power consumer, especially medium-sized special change user and shop equipment is mostly the perception such as motor
Load, it is necessary to install reactive power compensator with increase power factor.But because lacking RS485 communication interface, cannot collect idle
The capacitor of compensation device puts into or cuts off state or other energy meter meters such as water meter, gas meter, flow meter and calorimeter.
3, it mainly completes equipped with the three-phase of remote wireless communication module (expense is controlled) intelligent electric energy meter to base table itself at present
Electric energy acquisition, and connect a specified main station system, realize the teletransmission of energy data, and can not be by same
GPRS/3G/4G wireless communication module connects multiple main websites, that is, is unable to satisfy certain industries such as oil field and separates data and upload to not
Same management unit.
Summary of the invention
The present invention provides a kind of multifunctional remote communication device and the intelligent electric energy meter with it, to solve the prior art
It is insufficient.
To achieve the above object, the present invention provides technical solution below:
In a first aspect, the present invention provides a kind of multifunctional remote communication device, it is applied to intelligent electric energy meter, including shell,
Antenna, connecting terminal and battery cover on the housing is set and is arranged in the intracorporal acquisition of the shell and telecommunication circuit mould
Block, in which:
The connecting terminal includes two remote signalling terminals and a RS485 communication terminal.
Further, it in the multifunctional remote communication device, is offered on the shell for installing the antenna
Circular hole, and offer the square hole for installing the connecting terminal.
Further, in the multifunctional remote communication device, battery case, the battery case are additionally provided in the shell
Battery protection cavity is formed between the battery cover.
Further, in the multifunctional remote communication device, the acquisition and communication circuit module include processor, deposit
Reservoir, infrared receiving/transmission pipe, wireless communication unit, level conversion unit, phototube coupling unit, LED light, power supply unit and contact pin；
The memory, infrared receiving/transmission pipe, wireless communication unit, level conversion unit, phototube coupling unit, LED light and
Power supply unit is connected to the processor, and the contact pin is connect with the power supply unit.
Further, in the multifunctional remote communication device, the power supply unit passes through the contact pin from three-phase intelligent
The base table of electric energy meter takes electricity, and being depressured is operating voltage, single to the processor, memory, infrared receiving/transmission pipe, wireless communication
Member, level conversion unit, phototube coupling unit and LED light power supply.
Further, in the multifunctional remote communication device, the processor includes serial line interface, SPI interface and I/O
Interface, in which:
The serial line interface includes the first serial line interface, the second serial line interface, third serial line interface and the 4th serial line interface,
The processor is connect by the power supply unit with the contact pin by first serial line interface, and the processor passes through institute
It states the second serial line interface to connect with the infrared receiving/transmission pipe, the processor passes through the third serial line interface and the channel radio
Believe unit connection, the processor is communicated by the level conversion unit with the RS485 by the 4th serial line interface
Terminal connection；
The I/O interface is 5, wherein three I/O interfaces are by the phototube coupling unit and the remote signalling end
Son connection, other two described I/O interface are connect with the LED light；
The processor is connect by the SPI interface with the memory.
Further, it in the multifunctional remote communication device, is also provided on the shell positioned at the infrared receiving/transmission
The infrared communication transparency window of pipe top position, and offer the lamp hole positioned at the LED light top position.
Further, in the multifunctional remote communication device, the wireless communication unit offers the encapsulation of paste card
The card slot of position and SIM card, to support paste card and common SIM cards.
Further, in the multifunctional remote communication device, the LED light includes local LED light and remote LED lamp；
The local LED light is monochromatic burner, is used to indicate the sheet of the multifunctional remote communication device and intelligent electric energy meter
Ground communications status；
The remote LED lamp is bi-colour light, is used to indicate the telecommunication of the multifunctional remote communication device and main website
State.
Further, in the multifunctional remote communication device, the contact pin is 2 × 6 double contact pins.
Second aspect, the present invention provide a kind of intelligent electric energy meter, logical including multifunctional remote described in above-mentioned first aspect
T unit.
Compared with prior art, the invention has the following advantages:
1, the passive remote signalling terminal of two-way is extended, switching value can be accessed, the door that can access box of electric energy meter all the way connects
Point, records the switch state of measuring gate and active reporting generates " open alarm " to main website, is effectively prevented illegal unlatching in time
Batch meter carries out stealing, can access the folding condition terminal of relay or vacuum circuit breaker, all the way in addition really to reflect relay
Whether the tripping or closing success of device or breaker, avoids trip remotely or failure of closing a floodgate, influence user and normally have a power failure or send a telegram in reply；
2, it extends RS485 communication terminal all the way, supports all types of measuring instruments (such as electric energy meter, water outside acquisition
Table, gas meter, flow meter, calorimeter etc.), voltage monitoring instrument, reactive power compensator, transformer monitoring terminal etc.；
3, it using the same wireless communication unit and same SIM card, supports to connect multiple main websites, meets different management departments
Regulatory requirement of the door to same metering point data；
4, wireless communication module supports paste card and common SIM cards, paste card to be directly welded at electricity similar to common IC chip
On the plate of road, avoids common SIM cards due to being affected by temperature outdoors for a long time and deforming leads to poor contact, realize intelligent electric energy meter
It is non-maintaining.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the front view for the multifunctional remote communication device that the embodiment of the present invention one provides；
Fig. 2 is the side view for the multifunctional remote communication device that the embodiment of the present invention one provides；
Fig. 3 is the composed structure schematic diagram of the acquisition that the embodiment of the present invention one provides and communication circuit module；
Fig. 4 is the electricity that the multifunctional remote communication device that the embodiment of the present invention one provides supports paste card and common SIM cards
Lu Tu；
Fig. 5 is that the embodiment of the present invention one provides the RS485 Acquisition Circuit figure of multifunctional remote communication device；
Fig. 6 is the embodiment of the present invention and the peace of multifunctional remote communication device and three-phase intelligent electric-energy meter (base table) that provides
Fill schematic diagram.
Appended drawing reference:
Shell 10, antenna 20, connecting terminal 30, battery cover 40, acquisition and communication circuit module 50, infrared communication transparency window
60, lamp hole 70；
Remote signalling terminal 31, RS485 communication terminal 32, processor 51, memory 52, infrared receiving/transmission pipe 53, wireless communication are single
Member 54, level conversion unit 55, phototube coupling unit 56, LED light 57, power supply unit 58, contact pin 59.
Specific embodiment
To enable the purpose of the present invention, feature, advantage more obvious and understandable, implement below in conjunction with the present invention
Attached drawing in example, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that reality disclosed below
Applying example is only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
In the description of the present invention, it is to be understood that, when a component is considered as " connection " another component, it can
To be directly to another component or may be simultaneously present the component being centrally located.When a component is considered as " setting
Set " another component, it, which can be, is set up directly on another component or may be simultaneously present the component being centrally located.
In addition, the indicating positions such as term " length " " short " "inner" "outside" or positional relationship for the orientation that is shown based on attached drawing or
Person's positional relationship is merely for convenience of the description present invention, rather than the device or original part of indication or suggestion meaning must have this
Specific orientation is operated with specific orientation construction, should not be understood as limitation of the invention with this.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment one
Attached drawing 1-2 is please referred to, the present invention provides a kind of multifunctional remote communication device, is applied to intelligent electric energy meter, specifically
, it is installed on the base table of general three-phase (expense control) intelligent electric meter, replacement only has the wireless mould of telecommunications functions originally
Block, the device include that shell 10, the antenna 20 being arranged on the shell 10, connecting terminal 30 and battery cover 40 and setting exist
Acquisition and communication circuit module 50 in the shell 10, in which:
The connecting terminal 30 includes two remote signalling terminals 31 and a RS485 communication terminal 32.
It should be noted that two remote signalling terminals 31 specifically include two inputs for acquiring the passive remote signalling of two-way
End and a common end, and RS485 communication terminal 32 then includes the end RS485A and the end RS485B.
The shell 10 used by the present embodiment meets " Q/GDW 1356-2013 three-phase intelligent electric-energy meter pattern specification "
In " wireless communication module " structural requirement, plastic material, outer dimension be 94.8 (length) × 65mm (width) × 24mm (height).
Specifically, offering the circular hole for installing the antenna 20 on the shell 10, and offer for installing
The square hole of the connecting terminal 30.
As shown in figure 3, in the present embodiment, the acquisition and communication circuit module 50 include processor 51, memory 52,
Infrared receiving/transmission pipe 53, wireless communication unit 54, level conversion unit 55, phototube coupling unit 56, LED light 57, power supply unit 58
With contact pin 59；
The memory 52, infrared receiving/transmission pipe 53, wireless communication unit 54, level conversion unit 55, phototube coupling unit
56, LED light 57 and power supply unit 58 are connect with the processor 51, and the contact pin 59 is connect with the power supply unit 58.
Wherein, the power supply unit 58 takes electricity from the base table of three-phase intelligent electric-energy meter by the contact pin 59, and is depressured and is
Direct current 12V (is depressurized to 5V and 3.3V) by operating voltage, to the processor 51, memory 52, infrared receiving/transmission pipe 53, channel radio
Believe that unit 54, level conversion unit 55, phototube coupling unit 56 and LED light 57 are powered.
Processor (STM32F103RE) of the processor 51 using ARM7 kernel, the SRAM (static random with 64KB
Access memory), the FLASH (flash memory) and interface abundant of 512KB, such as serial line interface, SPI interface and I/O interface,
Wherein:
The serial line interface includes the first serial line interface (UART1), the second serial line interface (UART2), third serial line interface
(UART3) and the 4th serial line interface (UART4), the processor 51 pass through the power supply unit by first serial line interface
58 connect with the contact pin 59, and the processor 51 is connect by second serial line interface with the infrared receiving/transmission pipe 53, institute
It states processor 51 and is connect by the third serial line interface with the wireless communication unit 54, the processor 51 passes through described the
Four serial line interfaces are connect by the level conversion unit 55 with the RS485 communication terminal 32；
The I/O interface is 5, wherein three I/O interfaces are by the phototube coupling unit 56 and the remote signalling
Terminal 31 connects, other two described I/O interface is connect with the LED light 57；
The processor 51 is connect by the SPI interface with the memory 52 (memory for extending out 8MB).
The infrared receiving/transmission pipe 53 uses infrared transmitting tube IR333 and infrared remote receiver PT333, can effectively realize and copy
When table, programming, school, the functions such as data management；
The LED light 57 includes local LED light and remote LED lamp；
The local LED light is monochromatic burner (monochromatic red light), is used to indicate the multifunctional remote communication device and three-phase
The local communication state of the base table of intelligent electric energy meter, for example it is always on expression multifunctional remote communication device and three-phase intelligent electric-energy meter
Base table between communication it is normal；Often going out indicates to communicate event between multifunctional remote communication device and the base table of three-phase intelligent electric-energy meter
Barrier；
The remote LED lamp is bi-colour light (red and green color lamp), is used to indicate the multifunctional remote communication device and master
The telecommunication state stood, extinguishing indicates that no signal or signal are insufficient, and blinking red lamp frequency 1Hz duty ratio 50% indicates network letter
Number enough, red light be always on expression log in main website success；When green light flashes, indicate between multifunctional remote communication device and main website just
Carrying out data exchange.
Specifically, the infrared communication being also provided on the shell 10 positioned at 53 top position of infrared receiving/transmission pipe is transparent
Window 60, and offer the lamp hole 70 positioned at 57 top position of LED light.
In the present embodiment, the contact pin 59 is 2 × 6 double contact pins, is welded on the acquisition and communication circuit module 50
On, for connecting the base table of three-phase intelligent electric-energy meter.
The wireless communication unit 54 uses technical grade GPRS/3G/4G/NB-IOT communication module (N20), supports standard
AT command set offers the card slot of the encapsulation position and SIM card of paste card, to support paste card and common SIM cards.Be not limited to using
The communication mould for supporting multiple network standard can be used in the communication module for supporting single GPRS or single NB-IOT network formats
Block, with meet GPRS network gradually shut down and mobile network that 4G and NB network gradually covers comprehensively, please refer to Fig. 4.
The level conversion unit 55 using half-duplex operation high-speed transceiver (BL3085A), by the of processor 51
The Transistor-Transistor Logic level of four serial line interfaces (UART4) is converted into RS485 level, provides enhanced ESD guarantor for the I/O pin of RS485
Shield, please refers to Fig. 5.
The phototube coupling unit 56 uses binary channels opto-coupler chip (LTV-826), and one end connects the processor 51, separately
One end connects two remote signalling terminals 31.
It should be noted that same multifunctional remote communication device logs in the realization of multiple main websites using same SIM card
Method are as follows:
(1) wireless communication unit 54 supports standard AT instruction, and supports multiple SOCKET connections；
(2) 51 application program of processor supports the configuration of multiple master station communication parameters, IP address, port including main website
Number, network protocol, eartbeat interval etc.；
(3) processor 51 supports embedded real-time multi-task operating system, creates PPP management role and multiple background communications
Task passes through the multiple SOCKET connections of the task schedule concurrent management of operating system；
(4) 51 application work of processor is in client mode, the control of PPP management role and maintenance wireless communication module
PPP dialing, the IP address that same SIM card is distributed in mobile network is obtained, with respective SOCKET in more background communication tasks
Independently with multiple master station communications, realize that same module and multiple main websites establish SOCKET and connect, respond the copy reading of main website and set
It sets order, send heartbeat and alarm event in active；
(5) the PPP management role real-time monitoring PPP presence in 51 application program of processor, as long as PPP goes offline,
Multiple tasks exit waiting communications status, are responsible for dialing again by PPP management role, notify each background communication after dial-up success
Task re-establishes SOCKET connection.
A kind of multifunctional remote communication device provided by the invention, is mounted in the base table of three-phase intelligent electric-energy meter, can be with
Other smart machines of more master station communications, remote meter reading, status monitoring and automatic collection are realized, so as to improve remote meter reading system
The reliability of system, it is stable, it is easy to use.
Embodiment two
Attached drawing 6 is please referred to, second embodiment of the present invention provides a kind of intelligent electric energy meters, provide including above-described embodiment one more
Function remote communication devices.
More master station communications, remote meter reading, status monitoring and automatic may be implemented in a kind of intelligent electric energy meter provided by the invention
Other smart machines are acquired, it is stable so as to improve the reliability of long-distance meter-reading system, it is easy to use.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of multifunctional remote communication device is applied to intelligent electric energy meter, which is characterized in that including shell, be arranged described
Antenna, connecting terminal and battery cover and setting on shell is in the intracorporal acquisition of the shell and communication circuit module, in which:
The connecting terminal includes two remote signalling terminals and a RS485 communication terminal.
2. multifunctional remote communication device according to claim 1, which is characterized in that offer on the shell for pacifying
The circular hole of the antenna is filled, and offers the square hole for installing the connecting terminal.
3. multifunctional remote communication device according to claim 1, which is characterized in that the acquisition and communication circuit module
Including processor, memory, infrared receiving/transmission pipe, wireless communication unit, level conversion unit, phototube coupling unit, LED light, electricity
Source unit and contact pin；
The memory, infrared receiving/transmission pipe, wireless communication unit, level conversion unit, phototube coupling unit, LED light and power supply
Unit is connected to the processor, and the contact pin is connect with the power supply unit.
4. multifunctional remote communication device according to claim 3, which is characterized in that the power supply unit is inserted by described
Needle takes electricity from the base table of three-phase intelligent electric-energy meter, and being depressured is operating voltage, to the processor, memory, infrared receiving/transmission pipe,
Wireless communication unit, level conversion unit, phototube coupling unit and LED light power supply.
5. multifunctional remote communication device according to claim 3, which is characterized in that the processor includes serial interface
Mouth, SPI interface and I/O interface, in which:
The serial line interface includes the first serial line interface, the second serial line interface, third serial line interface and the 4th serial line interface, described
Processor is connect with the contact pin by first serial line interface by the power supply unit, and the processor passes through described the
Two serial line interfaces are connect with the infrared receiving/transmission pipe, and the processor is single by the third serial line interface and the wireless communication
Member connection, the processor is by the 4th serial line interface by the level conversion unit and the RS485 communication terminal
Connection；
The I/O interface is 5, wherein three I/O interfaces connect by the phototube coupling unit and the remote signalling terminal
It connects, other two described I/O interface is connect with the LED light；
The processor is connect by the SPI interface with the memory.
6. multifunctional remote communication device according to claim 3, which is characterized in that be also provided with and be located on the shell
The infrared communication transparency window of infrared receiving/transmission pipe top position, and offer the lamp hole positioned at the LED light top position.
7. multifunctional remote communication device according to claim 3, which is characterized in that the wireless communication unit offers
The card slot of the encapsulation position and SIM card of paste card, to support paste card and common SIM cards.
8. multifunctional remote communication device according to claim 3, which is characterized in that the LED light includes local LED light
With remote LED lamp；
The local LED light is monochromatic burner, and the local for being used to indicate the multifunctional remote communication device and intelligent electric energy meter is logical
Letter state；
The remote LED lamp is bi-colour light, is used to indicate the telecommunication state of the multifunctional remote communication device and main website.
9. multifunctional remote communication device according to claim 3, which is characterized in that the contact pin is 2 × 6 double slotting
Needle.
10. a kind of intelligent electric energy meter, which is characterized in that including the described in any item multifunctional remote communications of such as claim 1-9
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811583017.9A CN109358231A (en) | 2018-12-24 | 2018-12-24 | A kind of multifunctional remote communication device and the intelligent electric energy meter with it |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811583017.9A CN109358231A (en) | 2018-12-24 | 2018-12-24 | A kind of multifunctional remote communication device and the intelligent electric energy meter with it |
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| CN109358231A true CN109358231A (en) | 2019-02-19 |
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| CN201811583017.9A Pending CN109358231A (en) | 2018-12-24 | 2018-12-24 | A kind of multifunctional remote communication device and the intelligent electric energy meter with it |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109982289A (en) * | 2019-04-17 | 2019-07-05 | 苏州天一信德环保科技有限公司 | Environmental inspection based on NB-IOT technology matches electricity consumption monitor terminal |
| WO2021051825A1 (en) * | 2019-09-20 | 2021-03-25 | 宁波三星医疗电气股份有限公司 | Electrical energy meter with communication module |
| CN112565936A (en) * | 2020-12-21 | 2021-03-26 | 国家电网有限公司 | Electric power marketing service terminal |
| CN112654002A (en) * | 2020-11-30 | 2021-04-13 | 江苏林洋能源股份有限公司 | Method for improving communication success rate of intelligent electric meter under NB (NB) network |
| CN114034893A (en) * | 2021-11-17 | 2022-02-11 | 贵州电网有限责任公司 | Multifunctional wiring terminal integrating remote measurement and remote signaling acquisition |
| CN114423032A (en) * | 2022-03-25 | 2022-04-29 | 北京智芯微电子科技有限公司 | Multi-APN access device and method and distribution network system |
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