CN204535705U - Hydrologic Information remote sensing monitoring platform - Google Patents
Hydrologic Information remote sensing monitoring platform Download PDFInfo
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- CN204535705U CN204535705U CN201520234907.4U CN201520234907U CN204535705U CN 204535705 U CN204535705 U CN 204535705U CN 201520234907 U CN201520234907 U CN 201520234907U CN 204535705 U CN204535705 U CN 204535705U
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- hydrologic
- multiselect
- analog switch
- module
- remote sensing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The utility model relates to a kind of Hydrologic Information remote sensing monitoring platform, comprising: some hydrologic data collection devices being distributed in various places, and each hydrologic data collection device is connected with host computer by wireless; Wherein said hydrologic data collection device comprises: some sensor splicing ears, water-level gauge, watermeter are connected with multiselect one analog switch by corresponding splicing ear, described sensor splicing ear by water-level gauge and rain gage data access to multiselect one analog switch, and the output terminal of this multiselect one analog switch is connected with processor module by modulate circuit, A/D module successively, described processor module is also connected with GPS module, and hydrologic regime data and geographic position data are sent to host computer by ZigBee module.
Description
Technical field
The utility model relates to a kind of Hydrologic Information remote sensing monitoring platform.
Background technology
Along with China's water resource optimization, the development of modernization of water resources cause, needs to collect and integrates a large amount of Hydrologic Information.Therefore, automatic Hydrological Telemetry System, as one of the emphasis of Water Conservancy Information, a large amount of manpower and materials can be saved in Hydrologic Information collection etc., the storage of information can also be improved, transmission, the efficiency reported, to realize Water Conservancy Information, is the flood-control and drought relief of government department, water resource is dispatched, and water conservancy construction provides effective foundation.
Utility model content
The purpose of this utility model is to provide a kind of Hydrologic Information remote sensing monitoring platform, to realize the hydrologic regime data in a certain area to be uploaded to host computer, and is provided with some sensor splicing ears, with the needs of satisfied expansion image data.
In order to solve the problems of the technologies described above, the utility model provides a kind of Hydrologic Information remote sensing monitoring platform, comprising: some hydrologic data collection devices being distributed in various places, and each hydrologic data collection device is connected with host computer by wireless; Wherein said hydrologic data collection device comprises: some sensor splicing ears, water-level gauge, watermeter are connected with multiselect one analog switch by corresponding splicing ear, described sensor splicing ear by water-level gauge and rain gage data access to multiselect one analog switch, and the output terminal of this multiselect one analog switch is connected with processor module by modulate circuit, A/D module successively, described processor module is also connected with GPS module, and hydrologic regime data and geographic position data are sent to host computer by ZigBee module.
Further, described modulate circuit comprises: first, second channel unit, channel selection unit, described channel selection unit comprises: comparer, the in-phase end of this comparer is as the input end of modulate circuit, end of oppisite phase accesses a reference voltage, the output terminal of this comparer is connected with the base stage of NPN triode, PNP triode respectively, the described collector of NPN triode, the emitter of PNP triode are connected with power end respectively, and the emitter of described NPN triode, the collector of PNP triode are connected with the feeder ear of first passage unit, second channel unit respectively; The in-phase end of described comparer is also connected with the input end of first, second channel unit respectively, and first passage unit comprises: for carrying out the bleeder circuit of step-down to input signal, the output terminal of bleeder circuit is connected with the input end of the first voltage follower; Second channel unit comprises: the second voltage follower, and the output terminal of first, second voltage follower described is connected as the signal output part of modulate circuit.
Further, described multiselect one analog switch is at least 8 road multiselect one analog switch modules.
The beneficial effects of the utility model are, this Hydrologic Information remote sensing monitoring platform has powerful expanding function, can by splicing ear at expansion access sensor, to meet the follow-up needs enriching image data, and, hydrologic regime data and geographic position data can be implemented to upload by ZigBee module, obtain accurately, timely for the hydrologic regime data in a certain area to make host computer.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the theory diagram of this Hydrologic Information remote sensing monitoring platform;
Fig. 2 is the circuit diagram of data acquisition conditioning module of the present utility model;
Fig. 3 is the circuit diagram of first, second channel unit of the present utility model.
In figure: comparer U1A, NPN triode T1, PNP triode T2, the first integrated operational amplifier U1A, the second integrated operational amplifier U1B, the 3rd integrated operational amplifier U1C.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of Hydrologic Information remote sensing monitoring platform of the present utility model, comprising: some hydrologic data collection devices being distributed in various places, and each hydrologic data collection device is connected with host computer by wireless; Wherein said hydrologic data collection device comprises: some sensor splicing ears, water-level gauge, watermeter are connected with multiselect one analog switch by corresponding splicing ear, described sensor splicing ear by water-level gauge and rain gage data access to multiselect one analog switch, and the output terminal of this multiselect one analog switch is connected with processor module by modulate circuit, A/D module successively, described processor module is also connected with GPS module, and hydrologic regime data and geographic position data are sent to host computer by ZigBee module.
Further, optionally, described ZigBee module adopts Redundancy Design, i.e. at least two ZigBee module, with realize when a ZigBee module cannot uploading data time, another work can be started, to ensure the normal operation of hydrologic data collection device.
Further, as shown in Figures 2 and 3, described modulate circuit comprises: first, second channel unit, channel selection unit, described channel selection unit comprises: comparer U1A, the in-phase end of this comparer U1A is as the input end of modulate circuit, end of oppisite phase accesses a reference voltage, the output terminal of this comparer respectively with NPN triode T1, the base stage of PNP triode T2 is connected, the collector of described NPN triode T1, the emitter of PNP triode T2 is connected with power end respectively, the emitter of described NPN triode T1, the collector of PNP triode T2 respectively with first passage unit, the feeder ear of second channel unit is connected, the in-phase end of described comparer U1A is also connected with the input end of first, second channel unit respectively, and first passage unit comprises: for carrying out the bleeder circuit of step-down to input signal, the output terminal of bleeder circuit is connected with the input end of the first voltage follower, second channel unit comprises: the second voltage follower, and the output terminal of first, second voltage follower described is connected as the signal output part of modulate circuit.
Wherein, described bleeder circuit is in series by resistance R2 and resistance R3, one end access input signal ui of resistance R2, the other end of resistance R2 is connected with one end of resistance R3, and as the output terminal of described bleeder circuit, and resistance R2 or resistance R3 can adopt adjustable potentiometer (multiturn potentiometer) to regulate its output voltage.
Described comparer and first, second voltage follower adopt the first integrated operational amplifier U1A, the second integrated operational amplifier U1B, the 3rd integrated operational amplifier U1C respectively.
The principle of work of described modulate circuit is, compared by reference voltage and input voltage, such as reference voltage adopts 5V, namely, input voltage range is greater than 5V, then by first passage unit, voltage is reduced, adjust within 5V scope by bleeder circuit, A/D module is accessed after the first voltage follower, if input voltage range is less than 5V, then directly carry out A/D module by the first voltage follower in second channel, therefore, this modulate circuit all can be able to be nursed one's health the input signal being greater than or less than reference voltage, improve the versatility of modulate circuit.Because the process of divider resistance to signal is linear, therefore, signal transacting can not distortion.
Described multiselect one analog switch is at least 8 road multiselect one analog switch modules, expands requirement to meet sensor.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on instructions, must determine its technical scope according to right.
Claims (3)
1. a Hydrologic Information remote sensing monitoring platform, is characterized in that, comprising: some hydrologic data collection devices being distributed in various places, and each hydrologic data collection device is connected with host computer by wireless; Wherein
Described hydrologic data collection device comprises: some sensor splicing ears, water-level gauge, watermeter are connected with multiselect one analog switch by corresponding splicing ear, described sensor splicing ear by water-level gauge and rain gage data access to multiselect one analog switch, and the output terminal of this multiselect one analog switch is connected with processor module by modulate circuit, A/D module successively
Described processor module is also connected with GPS module, and hydrologic regime data and geographic position data are sent to host computer by ZigBee module.
2. Hydrologic Information remote sensing monitoring platform as claimed in claim 1, it is characterized in that, described modulate circuit comprises: first, second channel unit, channel selection unit,
Described channel selection unit comprises: comparer, the in-phase end of this comparer is as the input end of modulate circuit, end of oppisite phase accesses a reference voltage, the output terminal of this comparer is connected with the base stage of NPN triode, PNP triode respectively, the described collector of NPN triode, the emitter of PNP triode are connected with power end respectively, and the emitter of described NPN triode, the collector of PNP triode are connected with the feeder ear of first passage unit, second channel unit respectively;
The in-phase end of described comparer is also connected with the input end of first, second channel unit respectively,
First passage unit comprises: for carrying out the bleeder circuit of step-down to input signal, the output terminal of bleeder circuit is connected with the input end of the first voltage follower;
Second channel unit comprises: the second voltage follower,
The output terminal of first, second voltage follower described is connected as the signal output part of modulate circuit.
3. Hydrologic Information remote sensing monitoring platform as claimed in claim 1, it is characterized in that, described multiselect one analog switch is at least 8 road multiselect one analog switch modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520234907.4U CN204535705U (en) | 2015-04-17 | 2015-04-17 | Hydrologic Information remote sensing monitoring platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520234907.4U CN204535705U (en) | 2015-04-17 | 2015-04-17 | Hydrologic Information remote sensing monitoring platform |
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| Publication Number | Publication Date |
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| CN204535705U true CN204535705U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520234907.4U Expired - Fee Related CN204535705U (en) | 2015-04-17 | 2015-04-17 | Hydrologic Information remote sensing monitoring platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112558190A (en) * | 2020-12-17 | 2021-03-26 | 水利部南京水利水文自动化研究所 | Water level and rainfall integrated monitoring system for urban rainstorm flood |
-
2015
- 2015-04-17 CN CN201520234907.4U patent/CN204535705U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112558190A (en) * | 2020-12-17 | 2021-03-26 | 水利部南京水利水文自动化研究所 | Water level and rainfall integrated monitoring system for urban rainstorm flood |
| CN112558190B (en) * | 2020-12-17 | 2021-10-22 | 水利部南京水利水文自动化研究所 | Water level and rainfall integrated monitoring system for urban rainstorm flood |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |