CN201548260U - Silt channel flow measurement device - Google Patents
Silt channel flow measurement device Download PDFInfo
- Publication number
- CN201548260U CN201548260U CN2009203135607U CN200920313560U CN201548260U CN 201548260 U CN201548260 U CN 201548260U CN 2009203135607 U CN2009203135607 U CN 2009203135607U CN 200920313560 U CN200920313560 U CN 200920313560U CN 201548260 U CN201548260 U CN 201548260U
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- silt
- water level
- channel
- canal capacity
- water
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Abstract
The utility model relates to a silt channel flow measurement device which is particularly suitable for the flow measurement of silt channels having large sand contents in water conservation irrigated areas. The utility model adopts the technical proposal that the device comprises a silt channel flow meter (7), a silt thickness sensor (8) and a water level gauge (9), the silt thickness sensor (8) is arranged on the bottom of a river course and connected with the silt channel flow meter (7), and the water level gauge (9) is also connected with the silt channel flow meter (7). The silt channel flow meter (7) can calculate effective water level through gathering water level signals and silt thickness, obtain channel instant flow according to the known formula, and simultaneously calculate accumulative flow. All data of the silt channel flow meter (7) can be gathered at any time by an upper computer in a communication mode so as to realize water resource management. The utility model has the advantages that the parameters of channel water level and silt thickness can be gathered; effective water level can be calculated, and the influence of channel silt on water level measurement is eliminated; water delivery cross section area can be accurately calculated; the water delivery flow of silt channels can be calculated.
Description
Affiliated technical field:
The utility model relates to a kind of silt canal capacity measurement mechanism, is specially adapted to the bigger silt canal capacity of water conservancy industry irrigated area silt content and measures.
Background technology:
Silt content is bigger in China central and west regions and irrigation district, the Yellow River water, channel is easy to generate silt, and the on-the-spot flow-measuring method that adopts traditional approach more, silt thickness is not to measuring the influence of water level at the bottom of not considering canal, cause flow measurement to have bigger error, rationally impose for water rate and bring certain difficulty.
The utility model content:
The utility model purpose provides a kind of silt canal capacity measurement mechanism, when measuring water level, measure canal at the bottom of silt thickness, thereby accurately calculate the effective water level and the water yield, safe and reliable to operation, multiple functional, solve the problems referred to above that exist in the background technology.
The technical solution of the utility model is: silt canal capacity measurement mechanism comprises silt canal capacity meter, silt thickness transducer and water level gauge, the silt thickness transducer is arranged on the channel bottom, be connected with silt canal capacity meter, water level gauge also is connected with silt canal capacity meter.
The silt thickness transducer comprises can, hydraulic cavities, pressure transducer, ripple film, can divides two parts up and down, top is divided into the hydraulic cavities that is full of pressure transmission medium, the bottom is divided into the transducer room of placement force sensor, ripple film is arranged on the top of can, and ripple film is the roof of hydraulic cavities.
The silt thickness transducer also is provided with the ventilation cable that connects pressure transducer, is used for the sensor electrical signal is passed to acquisition instrument, and airway is used for balancing Atmospheric pressure simultaneously.
The material of silt thickness transducer can be that metal, plastic or other material are made, and the pressure transmission medium that hydraulic cavities inside is full of is a hydraulic oil; Pressure transducer is used for changing pressure signal into electric signal, is the technique known content.Ripple film is used for the pressure of silt and water in a canal generation is passed to pressure transmission medium.
The silt thickness transducer utilizes the proportion of silt and water different, measure river course or channel silt thickness, by hydraulic way, measure sand, water weight, gather water surface water level signal, utilize the proportion of known water in a canal and moisture silt to calculate silt thickness by intelligence instrument and supporting water level gauge.
The composition of silt canal capacity meter comprises central processor CPU, 4-20mA or 0-10V signal interface circuit, gray code signal interface circuit, keyboard-display circuit, battery electric quantity Acquisition Circuit, GPRS communication module control circuit.
Water level gauge is used to measure water surface water level, and the type of water level gauge is ultrasonic water level gauge and float gauge.
Adopt the utility model, silt canal capacity meter goes out effective water level by collection water surface water level signal, silt THICKNESS CALCULATION, calculate the instantaneous delivery of rivers and canals and calculate integrated flow simultaneously according to known formula, the various data that can gather silt canal capacity meter by the communication modes host computer at any time are to realize water resources management.
The utlity model has following advantage:
1. can realize the parameter acquisition of channel water level and silt thickness.
2. can realize that effective water level calculates, thereby get rid of of the influence of channel silt level measuring.
3. can accurately calculate the water delivery sectional area.
4. can calculate silt channel hydraulic pipeline flow.
Description of drawings:
Fig. 1 is the utility model example structure synoptic diagram.
Fig. 2 is a silt thickness transducer structural representation among the utility model embodiment.
Fig. 3 is the side view of Fig. 2.
Among the figure: can 1, hydraulic cavities 2, pressure transducer 3, ripple film 4, ventilation cable 5, transducer room 6, silt canal capacity meter 7, silt thickness transducer 8, water level gauge 9.
Embodiment:
Below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.
With reference to accompanying drawing 1, silt canal capacity measurement mechanism comprises silt canal capacity meter 7, silt thickness transducer 8 and water level gauge 9, the silt thickness transducer is arranged on the channel bottom, is connected with silt canal capacity meter, and water level gauge also is connected with silt canal capacity meter.
With reference to accompanying drawing 2,3, the silt thickness transducer comprises can 1, hydraulic cavities 2, pressure transducer 3, ripple film 4, can divides two parts up and down, top is divided into the hydraulic cavities that is full of pressure transmission medium, the bottom is divided into the transducer room 6 of placement force sensor, ripple film is arranged on the top of can, and ripple film is the roof of hydraulic cavities.The silt thickness transducer also is provided with the ventilation cable 5 that connects pressure transducer, is used for the sensor electrical signal is passed to acquisition instrument, and airway is used for balancing Atmospheric pressure simultaneously.The silt thickness transducer utilizes the proportion of silt and water different, measure river course or channel silt thickness, by hydraulic way, measure sand, water weight, gather water surface water level signal, utilize the proportion of known water in a canal and moisture silt to calculate silt thickness by intelligence instrument and supporting water level gauge.
The composition of silt canal capacity meter comprises central processor CPU, 4-20mA or 0-10V signal interface circuit, gray code signal interface circuit, keyboard-display circuit, battery electric quantity Acquisition Circuit, GPRS communication module control circuit.Above circuit is the technique known content.
Water level gauge is used to measure water surface water level, and the type of water level gauge is ultrasonic water level gauge and float gauge, is the technique known content.
Adopt the utility model, silt canal capacity meter goes out effective water level by collection water surface water level signal, silt THICKNESS CALCULATION, calculate the instantaneous delivery of rivers and canals and calculate integrated flow simultaneously according to known formula, the various data that can gather silt canal capacity meter by the communication modes host computer at any time are to realize water resources management.
Claims (4)
1. silt canal capacity measurement mechanism, it is characterized in that comprising silt canal capacity meter (7), silt thickness transducer (8) and water level gauge (9), the silt thickness transducer is arranged on the channel bottom, is connected with silt canal capacity meter, and water level gauge also is connected with silt canal capacity meter.
2. the silt canal capacity measurement mechanism according to claim 1, it is characterized in that said silt thickness transducer comprises can (1), hydraulic cavities (2), pressure transducer (3), ripple film (4), can divides two parts up and down, top is divided into the hydraulic cavities that is full of pressure transmission medium, the bottom is divided into the transducer room (6) of placement force sensor, ripple film is arranged on the top of can, and ripple film is the roof of hydraulic cavities.
3. the silt canal capacity measurement mechanism according to claim 2 is characterized in that the silt thickness transducer is provided with the ventilation cable (5) that connects pressure transducer (3).
4. according to claim 1 or 2 described silt canal capacity measurement mechanisms, it is characterized in that the composition of silt canal capacity meter comprises central processor CPU, 4-20mA or 0-10V signal interface circuit, gray code signal interface circuit, keyboard-display circuit, battery electric quantity Acquisition Circuit, GPRS communication module control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203135607U CN201548260U (en) | 2009-10-29 | 2009-10-29 | Silt channel flow measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203135607U CN201548260U (en) | 2009-10-29 | 2009-10-29 | Silt channel flow measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201548260U true CN201548260U (en) | 2010-08-11 |
Family
ID=42603435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203135607U Expired - Fee Related CN201548260U (en) | 2009-10-29 | 2009-10-29 | Silt channel flow measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201548260U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230815A (en) * | 2011-04-08 | 2011-11-02 | 唐山现代工控技术有限公司 | Method and device for automatically measuring water level |
| CN108775936A (en) * | 2018-03-23 | 2018-11-09 | 中国航天系统科学与工程研究院 | A kind of flow measurement device, metering method and measurement and control integration gate system |
| CN115404933A (en) * | 2022-08-25 | 2022-11-29 | 北京恒润安科技有限公司 | Channel siltation identification method and dredging device |
-
2009
- 2009-10-29 CN CN2009203135607U patent/CN201548260U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230815A (en) * | 2011-04-08 | 2011-11-02 | 唐山现代工控技术有限公司 | Method and device for automatically measuring water level |
| CN102230815B (en) * | 2011-04-08 | 2013-04-17 | 唐山现代工控技术有限公司 | Method and device for automatically measuring water level |
| CN108775936A (en) * | 2018-03-23 | 2018-11-09 | 中国航天系统科学与工程研究院 | A kind of flow measurement device, metering method and measurement and control integration gate system |
| CN115404933A (en) * | 2022-08-25 | 2022-11-29 | 北京恒润安科技有限公司 | Channel siltation identification method and dredging device |
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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: 20100811 Termination date: 20121029 |