CN201336071Y - Multi-channel low-voltage electric power data acquisition terminal - Google Patents
Multi-channel low-voltage electric power data acquisition terminal Download PDFInfo
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- CN201336071Y CN201336071Y CNU2008202067932U CN200820206793U CN201336071Y CN 201336071 Y CN201336071 Y CN 201336071Y CN U2008202067932 U CNU2008202067932 U CN U2008202067932U CN 200820206793 U CN200820206793 U CN 200820206793U CN 201336071 Y CN201336071 Y CN 201336071Y
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Abstract
The utility model relates to a data acquisition terminal used in an electric power system. The data acquisition terminal comprises a singlechip circuit, a memorizer, an uplink communication circuit, a downlink communication circuit and a display circuit, wherein, the memorizer, the uplink communication circuit, the downlink communication circuit and the display circuit are connected with the singlechip circuit; and the uplink communication circuit is formed by the combination of any two or more of an RS 485 channel, a power line carrier channel and a wireless channel. The data acquisition terminal conducts data exchange with a concentrator through various uplink communication channels, receives the instruction of the concentrator or transmits electric power data upwards. As the adopted communication circuit is simple and can be realized easily, the volume of the equipment does not need to be increased; and meanwhile, the operation condition of the whole meter reading system cannot be impacted by any communication failure when a single channel is adopted. Therefore, the utility model enables the data to be transmitted steady and reliably, improves the work efficiency of an electric meter reading system, and has very high utility value and well market prospect.
Description
Technical field
The utility model relates to a kind of electric system data collection station, is meant a kind of intelligent multi channel low-voltage collecting meter reading data collection station especially.
Background technology
Data collection station is that a kind of low-voltage power user collection with instruction and data forwarding capability is copied equipment.At present the uplink communication channel of data collection station is more single, can not satisfy current actual request for utilization, in case communication channel fault or communicate by letter badly can influence the efficient of whole centralized meter-reading system operation and the integrality of data.
The utility model content
At the shortcoming of prior art, the purpose of this utility model provides a kind of data collection station with multiple uplink communication channel, the bad situation of communication that may occur when adopting single channel in order to overcome.
For achieving the above object, the technical scheme that the utility model is taked is: a kind of intelligent data acquisition terminal comprises single chip circuit and the storer, uplink communication circuit, downgoing communication circuit, the display circuit that are connected with single chip circuit, wherein said uplink communication circuit comprises multiple communication modes, for example adopt RS485 channel, power carrier channel or wireless channel etc., and dispose two kinds of communication channels and concentrator communication at least.
This data collection station also comprises the indicator light circuit by Micro Controller Unit (MCU) driving, this indicator light circuit bag power light and communications status pilot lamp.
This data collection station downgoing communication circuit adopts the RS485 channel to connect the communication port of ammeter.
The utility model can adopt multiple uplink communication channel and concentrator to carry out exchanges data, receives the concentrator instruction or the transferring electric power data that make progress, and the communicating circuit of employing is succinct, easily realizes, need not to increase equipment volume; In a single day communication failure occurs when effectively having avoided simultaneously adopting single channel and influence the situation that whole centralized meter-reading system moves, make that data can be stablized, reliable transmission, help improving electric power centralized meter-reading system work efficiency, have very strong practical value and good market outlook.
Description of drawings
Fig. 1 forms schematic block diagram for the utility model function.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Data collection station as shown in Figure 1 comprises single chip circuit and the storer, uplink communication circuit, downgoing communication circuit, the display circuit that are connected with single chip circuit.
Single chip circuit is used for coordinating each functional circuit module work of control as governor circuit; The uplink communication circuit is used for and the concentrator communication, receives concentrator instruction or transferring electric power data upwards, and the uplink communication circuit is combined by any two kinds or above communication channel in RS485 channel, voltage Power Line Carrier Channel and the wireless channel among the embodiment; The downgoing communication circuit is used for and the ammeter communication, acquisition terminal user power utilization data, and the downgoing communication circuit adopts the RS485 channel among the embodiment.
This data collection station is up can to carry out exchanges data by any one data transmission channel in RS485 channel, carrier channel or the wireless channel and concentrator respectively.In the practical application, data collection station is set to automatic accommodation mode.No matter concentrator be by RS485, carrier wave or wireless in any channel under send instructions, acquisition terminal can both convert corresponding channel and its response automatically to.
Up RS485 channel adopts special-purpose RS485 chip such as SN65LBC184 chip, carries out exchanges data by serial data transmission mouthful RXD, the TXD connection RS485 chip and the outside of single-chip microcomputer; Carrier channel adopts as the PL3201 carrier chip, and these two RXD, TXD pin by single-chip microcomputer connect carrier chip; Radio communication circuit then can adopt the short distance low-consumption wireless communication module of 517MHz frequency or the Zigbee communication module of 2.4G frequency, controls by single-chip microcomputer RXD, TXD pin, carries out exchanges data with the outside.
This data collection station also comprises the clock circuit that offers single-chip microcomputer frequency of operation and time parameter, and it adopts the real-time timepiece chip as RTC-4553, and clock and calendar counter are arranged; Can select 24 or 12 hours display modes; Clock can carry out 30 seconds adjustment at interval by software mode; And provide the timing pip of 0.1Hz or 1024Hz to export, so that externally clock accuracy is made regular check on.
This data collection station also comprises the indicator light circuit by Micro Controller Unit (MCU) driving, all pilot lamp can be set for power supply, uplink communication state, downgoing communication.
In addition, the infrared communication module that is connected with single-chip microcomputer is set also among the embodiment, is used for carrying out exchanges data, conveniently carry out on-site data gathering with outside infrared communication device.
The downgoing communication circuit adopts the RS485 channel to connect the RS485 communication interface of electric energy meter among the embodiment.
This data collection station has also disposed LCD MODULE, can display parameter, the communication information and equipment state.
This data collection station has also disposed button, can page turning inquiry liquid crystal display piece content displayed.
The utility model is powered to single-chip microcomputer and each functional circuit by power circuit conversion back directly from the power circuit power taking.
This data collection station also comprises the battery that back-up source is provided to single-chip microcomputer, when power failure, is used for providing power supply to single-chip microcomputer and clock circuit, storer etc., prevents loss of data.
Claims (6)
1, a kind of multichannel low-voltage power data collection station comprises single chip circuit and the storer, uplink communication circuit, downgoing communication circuit, the display circuit that are connected with single chip circuit, wherein,
Single chip circuit is used for coordinating each functional circuit module work of control as governor circuit;
The uplink communication circuit is used for and the concentrator communication, receives the concentrator instruction or the transferring electric power data that make progress;
The downgoing communication circuit is used for and the ammeter communication, acquisition terminal user power utilization data;
It is characterized in that: described uplink communication circuit comprises at least two kinds in RS485 channel, power carrier channel and the wireless channel.
2, multichannel low-voltage power data collection station according to claim 1, it is characterized in that: described RS485 channel can adopt integrated chip SN65LBC184, and this chip controls end sends mouthful RXD, a TXD with the serial data of single-chip microcomputer and is connected.
3, multichannel low-voltage power data collection station according to claim 1, it is characterized in that: described carrier channel can adopt the PL3201 carrier chip, and this chip controls end sends mouthful RXD, a TXD with the serial data of single-chip microcomputer and is connected.
4, multichannel low-voltage power data collection station according to claim 1 is characterized in that: it is the short distance low-consumption wireless communication module of 517MHz or the Zigbee network communication module that frequency is 2.4G that described wireless channel can adopt frequency.
5, according to each described multichannel low-voltage power data collection station in the claim 1～4, it is characterized in that: this data collection station also comprises the indicator light circuit that is connected with single-chip microcomputer, comprises power light and communications status pilot lamp.
6, according to each described multichannel low-voltage power data collection station in the claim 1～4, it is characterized in that: this data collection station also comprises the infrared communication circuit that is connected with single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202067932U CN201336071Y (en) | 2008-12-31 | 2008-12-31 | Multi-channel low-voltage electric power data acquisition terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202067932U CN201336071Y (en) | 2008-12-31 | 2008-12-31 | Multi-channel low-voltage electric power data acquisition terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201336071Y true CN201336071Y (en) | 2009-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202067932U Expired - Fee Related CN201336071Y (en) | 2008-12-31 | 2008-12-31 | Multi-channel low-voltage electric power data acquisition terminal |
Country Status (1)
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| CN (1) | CN201336071Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185638A (en) * | 2011-04-25 | 2011-09-14 | 中国电力科学研究院 | Power line carrier and two-way power frequency communication mixing networking method |
| CN103514724A (en) * | 2012-06-27 | 2014-01-15 | 苏州工业园区新宏博通讯科技有限公司 | Adaptive configuration method of data acquisition unit |
| CN105243814A (en) * | 2015-10-30 | 2016-01-13 | 成都兴联宜科技有限公司 | Data collector for intelligent meter reading network system |
| US10823853B2 (en) | 2018-09-28 | 2020-11-03 | Suteng Innovation Technology Co., Ltd. | Range-finding system and method for data communication within the same |
-
2008
- 2008-12-31 CN CNU2008202067932U patent/CN201336071Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185638A (en) * | 2011-04-25 | 2011-09-14 | 中国电力科学研究院 | Power line carrier and two-way power frequency communication mixing networking method |
| CN103514724A (en) * | 2012-06-27 | 2014-01-15 | 苏州工业园区新宏博通讯科技有限公司 | Adaptive configuration method of data acquisition unit |
| CN105243814A (en) * | 2015-10-30 | 2016-01-13 | 成都兴联宜科技有限公司 | Data collector for intelligent meter reading network system |
| US10823853B2 (en) | 2018-09-28 | 2020-11-03 | Suteng Innovation Technology Co., Ltd. | Range-finding system and method for data communication within the same |
| US11550055B2 (en) | 2018-09-28 | 2023-01-10 | Suteng Innovation Technology Co., Ltd. | Range-finding system and method for data communication within the same |
| US12298397B2 (en) | 2018-09-28 | 2025-05-13 | Suteng Innovation Technology Co., Ltd. | Range-finding system and method for data communication within the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20131231 |