CN203134109U - Self-adaptive time division collecting carrier module - Google Patents
Self-adaptive time division collecting carrier module Download PDFInfo
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- CN203134109U CN203134109U CN 201320176520 CN201320176520U CN203134109U CN 203134109 U CN203134109 U CN 203134109U CN 201320176520 CN201320176520 CN 201320176520 CN 201320176520 U CN201320176520 U CN 201320176520U CN 203134109 U CN203134109 U CN 203134109U
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Abstract
The utility model discloses a self-adaptive time division collecting carrier module which is characterized by comprising a central controller module, wherein the central controller module is electronically connected with an LCD (Liquid Crystal Display) module, a PLC (Programmable Logic Controller) interface module, an RS485 interface module, a memory module, a GPRS (General Packet Radio Service) interface module, an Ethernet network interface module and a power module; and the central controller module comprises a control module and a carrier modulation extracting module. The self-adaptive time division collecting carrier module provided by the utility model can be timely adjusted by a mode of adjusting an analytical data period to record meter reading data and upload a time window, so that most of the conventional power line interference environment factors can be avoided, and the success rate of meter reading is improved. The self-adaptive time division collecting carrier module disclosed by the utility model is simple to realize, and can fully rely on the traditional automatic meter reading system based on various technologies to work together. Meanwhile, the self-adaptive time division collecting carrier module provided by the utility model has the advantages of low cost and easiness in promotion.
Description
Technical field
The utility model belongs to the communication module field, specifically, relates to a kind of self-adaptation time-division collection carrier module.
Background technology
Power line communication technology (Power Line Communication, PLC) be a kind of power transmission line that uses as the carrier-wave transmission technology of signal medium, also be the mainstream technology scheme of the intelligent automatic meter-reading function of domestic and international ammeter.The applied environment of low-voltage powerline carrier communication system is directly in the face of the user, and it is big to have a number of users, and environmental parameter changes frequent, and line impedance is very little, disturbs peak value big and change frequent and signal attenuation difficulty fast.Therefore, the research emphasis that to research and develop and design high performance power line carrier communication equipment be domestic and international scientific research personnel always.
The power line carrier technology that present Automatic meter reading system both domestic and external adopts mainly contains following several scheme: (1) installation and maintenance is the unusual narrowband carrier scheme of simple cheap all, and is poor but its shortcoming is transfer rate, a little less than the antijamming capability.(2) utilizing the extension frequency carrier scheme of the same data of a plurality of frequency transmission at transmitting terminal, is that American-European countries equipment vendor adopts, and shortcoming is not match the equipment price height with China low-voltage power line communication band standard-required.(3) resist arrowband interference effect multi carrier modulation scheme preferably, its shortcoming is wideer to frequency range, treats outer inhibition and requires than higher, causes stray radiation easily.(4) OFDM (Orthogonal Frequency Division Multiplexing, OFDM) scheme.This scheme is the improvement to multi-transceiver technology, can allow the subcarrier mutually orthogonal, thereby reduce the interference between the subcarrier, and the frequency spectrum behind the spread spectrum can overlap each other, increase the availability of frequency spectrum, be fit to the bandwidth requirement of China's power line carrier regulation frequency range more.There is the HomePlug agreement that high performance communication service can be provided simultaneously and has very much the research prospect.But shortcoming be domestic civilian and industrial powerline network environment to collector performance requirement height, improved the application cost of OFDM scheme, and caused this scheme still can't commercialization.
Summary of the invention
The technical problems to be solved in the utility model is to overcome above-mentioned defective, provides a kind of self-adaptation time-division reasonable in design, cheap, that transfer rate is high, antijamming capability is strong to gather carrier module.
For addressing the above problem, the technical scheme that the utility model adopts is:
A kind of self-adaptation time-division is gathered carrier module, it is characterized in that: comprise central controller module, central controller module is electrically connected with LCD module, PLC interface module, RS485 interface module, memory module, GPRS interface module, ethernet interface module and power module; Described central controller module comprises control module and carrier modulation decompression module.
As a kind of improvement, described control module is the AT89C51 single-chip microcomputer.
As a kind of improvement, described memory module is the Flash module.
As a kind of improvement, described central controller module is electrically connected with the gps clock module.
As a kind of improvement, described central controller module is electrically connected with USB interface.
Owing to adopted technique scheme, compared with prior art, the utility model comprises central controller module, and central controller module is electrically connected with LCD module, PLC interface module, RS485 interface module, memory module, GPRS interface module, ethernet interface module and power module.The utility model can in time be adjusted by adjusting the mode of analyzing the data cycle, carry out meter reading data record and uplink time window, can evade most of conventional power line interference environmental factor, improve the success ratio of checking meter, and stable working channel is provided for novel power line carrier technology module.The utility model is realized simple, can rely on the Automatic meter reading system collaborative work of existing various technical foundation fully, and the utility model is with low cost simultaneously, is easy to promote, and is a kind of efficient apparatus that connects existing kilowatt meter recorder and novel electric power line ZAP.
The utility model is described in further detail below in conjunction with the drawings and specific embodiments simultaneously.
Description of drawings
Fig. 1 is the structured flowchart of a kind of embodiment of the utility model;
Structured flowchart when Fig. 2 is the use of a kind of embodiment of the utility model.
Embodiment
Embodiment:
As shown in Figure 1, a kind of self-adaptation time-division is gathered carrier module, comprise central controller module, central controller module is electrically connected with LCD module, PLC interface module, RS485 interface module, memory module, GPRS interface module, ethernet interface module and power module; Described central controller module comprises control module and carrier modulation decompression module.
In the present embodiment, described control module is the AT89C51 single-chip microcomputer.Described memory module is the Flash module.Described central controller module is electrically connected with the gps clock module.Described central controller module is electrically connected with USB interface.
Present embodiment has also been enumerated an example of self-adaptation time-division collection carrier module, as shown in Figure 2, GPRS interface module, ethernet interface module that the self-adaptation time-division gathers in the carrier module connect the low-voltage power gauze respectively, and PLC interface module, RS485 interface module connect the main website server respectively.Antenna when simultaneously, the gps clock module is electrically connected with the school.During work, self-adaptation time-division collection carrier module carries out inventory analysis to the amr message of linchpin acquisition terminal, and the acquisition time window is carried out the dynamic and intelligent regulation and control, disturbs the intensive period to reach to evade, and guarantees to gather the purpose of amr message success ratio.The reference data cycle for the regulation and control time window is selected, and can arrange in concentrator master control device.Consider domestic resident and the rule of unit electricity consumption minimum period, the reference data cycle of initial setting up is 24 hours.In concentrator store to be analyzed preceding 24 hours, the meter reading data success ratio of each collector of having jurisdiction over was distributed to the amr message uplink time window of each collector, by the form transmitting time window instruction of broadcasting.
The utility model can in time be adjusted by adjusting the mode of analyzing the data cycle, carry out meter reading data record and uplink time window, can evade most of conventional power line interference environmental factor, improve the success ratio of checking meter, and stable working channel is provided for novel power line carrier technology module.The utility model is realized simple, can rely on the Automatic meter reading system collaborative work of existing various technical foundation fully, and the utility model is with low cost simultaneously, is easy to promote, and is a kind of efficient apparatus that connects existing kilowatt meter recorder and novel electric power line ZAP.
The utility model is not limited to above-mentioned preferred implementation, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or akin technical scheme, all belong to protection domain of the present utility model.
Claims (5)
1. a self-adaptation time-division is gathered carrier module, it is characterized in that: comprise central controller module, central controller module is electrically connected with LCD module, PLC interface module, RS485 interface module, memory module, GPRS interface module, ethernet interface module and power module; Described central controller module comprises control module and carrier modulation decompression module.
2. gather carrier module according to the self-adaptation time-division described in the claim 1, it is characterized in that: described control module is the AT89C51 single-chip microcomputer.
3. gather carrier module according to the self-adaptation time-division described in the claim 2, it is characterized in that: described memory module is the Flash module.
4. gather carrier module according to the self-adaptation time-division described in the claim 1,2 or 3, it is characterized in that: described central controller module is electrically connected with the gps clock module.
5. gather carrier module according to the self-adaptation time-division described in the claim 4, it is characterized in that: described central controller module is electrically connected with USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176520 CN203134109U (en) | 2013-04-10 | 2013-04-10 | Self-adaptive time division collecting carrier module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176520 CN203134109U (en) | 2013-04-10 | 2013-04-10 | Self-adaptive time division collecting carrier module |
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| CN203134109U true CN203134109U (en) | 2013-08-14 |
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| CN 201320176520 Expired - Lifetime CN203134109U (en) | 2013-04-10 | 2013-04-10 | Self-adaptive time division collecting carrier module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104881982A (en) * | 2015-05-06 | 2015-09-02 | 上海应时为节能科技有限公司 | Intelligent meter data acquiring system having self-adaptive meter reading strategy and acquiring method of intelligent meter data acquiring system |
| CN114113731A (en) * | 2021-11-24 | 2022-03-01 | 贵州电网有限责任公司 | Electric energy meter with arrearage reminding function and reminding method |
-
2013
- 2013-04-10 CN CN 201320176520 patent/CN203134109U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104881982A (en) * | 2015-05-06 | 2015-09-02 | 上海应时为节能科技有限公司 | Intelligent meter data acquiring system having self-adaptive meter reading strategy and acquiring method of intelligent meter data acquiring system |
| CN104881982B (en) * | 2015-05-06 | 2018-03-06 | 上海应时为能源数据技术有限公司 | A kind of the intelligent gauge data collecting system and its acquisition method of adaptive meter reading strategy |
| CN114113731A (en) * | 2021-11-24 | 2022-03-01 | 贵州电网有限责任公司 | Electric energy meter with arrearage reminding function and reminding method |
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Legal Events
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |