CN204881728U - Monitoring devices of irrigated area open channel water gaging - Google Patents
Monitoring devices of irrigated area open channel water gaging Download PDFInfo
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- CN204881728U CN204881728U CN201520250902.0U CN201520250902U CN204881728U CN 204881728 U CN204881728 U CN 204881728U CN 201520250902 U CN201520250902 U CN 201520250902U CN 204881728 U CN204881728 U CN 204881728U
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- irrigated area
- instrument
- flow
- monitoring device
- equipment box
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a monitoring devices of irrigated area open channel water gaging, including the equipment box, the equipment box installs instrument, the flow totalizer of ultrasonic water position meter inside, the instrument of ultrasonic water position meter and the probe passing signal line hookup that is in the outside, and the instrument and flow totalizer passing signal line connection of ultrasonic water position meter, instrument, the flow totalizer of ultrasonic water position meter are associative with power supply. The utility model discloses monitoring devices can not only make statistics of the accumulative total water yield, can also on -the -spot storage or data such as inquiry instantaneous water level, flow, day water yield, and store data moreover and can derive the consistency operation through the USB flash disk.
Description
Technical field
The utility model belongs to equipment of water measuring in irrigation district technical field, is specifically related to a kind of monitoring device for irrigated area water flow of open canal.
Background technology
The investigation and application of China's irrigated area measuring technology from the 1950's, irrigated area water gaging, through the development of more than 60 years, all obtains certain achievement in research in links such as water gaging mode, measuring accuracy, digital independent, Signal transmissions.Existing water measure equipment has reached kind more than 100.At present, irrigated area channel automatic measuring wetting system mainly contains following several types:
1, hydraulic structure or ad hoc water measure equipment is utilized to coordinate the secondary instrument statistics water yield.Its principle is sampled in time to ad hoc water measure equipment water levels of upstream and downstream such as the hydraulic structure such as sluice, drop or triangular-notch weir, rectangular weir, Parshall flume, simple and easy water gaging sill by sensor, the metering to flow is realized according to mathematical model in instrument, and the accumulation water yield.
2, the instrument and equipment of self energy programming count water yield, as Electromagnetic Flow juice, mechanical water meter, ultrasonic water meter etc.The cardinal principle of this type of instrument and equipment utilizes the correlation techniques such as ultrasound wave, electromagnetic wave, machine carousel, calculated flow rate, accumulated water volume.
Above-mentioned two kind equipments can by data remote in conjunction with the technology such as GPRS, microwave.Because China irrigated area is numerous, engineering type, management level, economic situation also vary, requirement for water measure equipment differs greatly, and existing water measure equipment and technology and irrigated area actual demand still have larger gap, product also Shortcomings in economy, practicality, versatility etc.
The subject matter that existing automatic measuring wetting system exists is: (1) secondary instrument function is only limited to statistics accumulated water volume, instantaneous water level, flow, day the data such as the water yield cannot on-the-spot storage, derive; (2) system that can far turn, investment is large, and later period maintenance cost is high, jitter; (3) power supply is based on AC220 volt, and electric power Customers ' Legal Right, particularly for remote districts, thus is not suitable for the extensive utilization in irrigated area.
Utility model content
For solving the problems referred to above that prior art exists, the utility model discloses the monitoring device of a kind of irrigated area water flow of open canal.
The utility model takes following technical scheme: the monitoring device of irrigated area water flow of open canal, comprise equipment box, instrument, the flow integrator of the in-built ultrasonic water level gauge of described equipment box, the instrument of ultrasonic water level gauge is connected by signal wire with the probe being in outside, the instrument of ultrasonic water level gauge is connected by signal wire with flow integrator, and instrument, the flow integrator of ultrasonic water level gauge are all connected with power supply.
Preferably, power supply is solar storage battery, and solar storage battery and controller for solar, solar panel are connected, and instrument, the flow integrator of controller for solar and ultrasonic water level gauge are connected.
Preferably, equipment box and solar panel are installed on a vertical rod.
Preferably, solar panel is installed on the top of vertical rod, skewed in upward of solar panel.
Preferably, the back side of solar panel is fixed with bonding pad, this bonding pad and a supporting steel pipe welded top, and supporting steel pipe stretches into from the upper end of vertical rod, and the connecting portion of supporting steel pipe and bonding pad is in outside vertical rod, is fixedly connected with between supporting steel pipe with vertical rod.
Preferably, at least one sidewall of equipment box forms the ventilating opening of vertical platoon leader's bar shaped, and the equipment tank wall at ventilating opening place is curved to turn over to outside lower.
Preferably, the back side outer wall of equipment box is fixedly connected with an angle steel, and angle steel welds with vertical rod.
Preferably, a support is welded in vertical rod, is fixedly connected with equipment box on support.
Preferably, probe is installed on probe box.
Preferably, a welding angle bar frame of probe box.
The utility model is a kind of monitoring device for irrigated area water flow of open canal, by the instrument and equipments such as ultrasonic water level gauge, flow integrator, solar energy system are organically combined composition Measuring System, it can not only add up accumulated water volume, can also on-the-spot storage or inquiry instantaneous water level, flow, day the data such as the water yield, and stored data exports to consistency operation by USB flash disk.In addition, its power supply is flexible and changeable, and DC24 not only can be adopted solar powered, and AC220 also can be adopted to power, and is the water gaging device of a set of practicality towards irrigated area and low cost.
Accompanying drawing explanation
Fig. 1 is the integral installation structural drawing of the utility model for the monitoring device of irrigated area water flow of open canal.
Fig. 2 is the assembly structure figure of steel pipe and solar panel.
Fig. 3 is the assembly structure figure of steel pipe and equipment box.
Fig. 4 is each instrument Mating graph in equipment box.
Fig. 5 is the structure diagram of equipment box.
Fig. 6 is the structure diagram of probe guard box.
Fig. 7 is the upward view of probe guard box.
Fig. 8 is flow integrator signal processing flow figure.
Embodiment
Below in conjunction with accompanying drawing, the utility model preferred embodiment is elaborated.
See Fig. 1-7, the diameter 114mm of coating steel pipe 1, thick 3.25mm, its surperficial light plastic-blasting, bottom mounting flange 2, is installed on concrete pedestal 3 by flange 2.The bottom outer wall of steel pipe 1 is fixed with four pieces of reinforcing ribs 4, and reinforcing rib 4 is uniform along the surrounding of steel pipe 1, and an edge of reinforcing rib 4 and the outer wall of steel pipe 1 are affixed and affixed, and reinforcing rib 4 is perpendicular to flange 2, and the upper surface of its base and flange 2 is affixed and affixed.
Solar panel 5 is installed at the top of steel pipe 1, its structure is as follows: skewed in upward of solar panel 5, its back side is fixed with cell panel bonding pad 6, this bonding pad 6 and zinc-plated supporting steel pipe 7 top (skewed in upward) welds, the diameter 100mm of zinc-plated supporting steel pipe 7, and it locally stretches into from the upper end of steel pipe 1, be fixedly connected with by screw rod 8 between the two, the diameter 8mm of screw rod 8, totally 6, each along the circumferential direction uniform 3 up and down.
2.5m eminence in steel pipe 1 fixedly mounts an equipment box 9, and tank material is 206 corrosion resistant plates that 1.2mm is thick, is of a size of high 43cm, dark 30cm, long 40cm.
The front of equipment box 9 is chamber door, and chamber door is provided with built-in lock.The two side of equipment box 9 forms the ventilating opening of vertical platoon leader's bar shaped, and the equipment tank wall at ventilating opening place is curved to turn over to outside lower, makes ventilating opening down, enters with rainwater-proof.
The internal face of equipment box 9 is adopted and is screwed the thick installation iron plate of one piece of 2.0mm, and be of a size of 35 × 35cm, this iron plate is for installing the parts such as ultrasonic water level gauge, flow integrator, power-supply unit.
The back side outer wall of equipment box 9 is fixedly connected with connector 10 by screw rod, and connector 10 is angle steel, and it welds with steel pipe 1.(also can adopt stainless steel pipe collar and screw rod between equipment box 9 with steel pipe 1 and be fixedly connected with.)
The circuit port 9-1 of a diameter 20mm is formed at the bottom of the case of equipment box 9.
Steel pipe 1 soldering stainless steel support 11, support 11 is supported in the bottom surface of equipment box 9, and equipment box 9 adopts screw rod to be fixedly connected with stainless steel stent 11, and stainless steel stent 11 can load-bearing tens kilogram weights.
With reserved on the steel pipe 1 of equipment box 9 corresponding section a circuit mouth 1-1, its diameter 12mm.
Ultrasonic water level gauge is by pop one's head in and instrument is formed, and probe and instrument adopt split-type structural, are connected between the two, the extensible 100m of signal wire ultimate range by signal wire.
Probe is installed in probe box 12, and probe box 12 is placed in water delivery aqueduct.The tank material of probe box 12 is 206 corrosion resistant plates that 2mm is thick, its long for 40cm, wide be 15cm, high be 15cm.
One of probe box 12 adopts stainless steel substrates to block, stainless steel substrates welding angle bar frame 13, this length of side 45cm of angle bar frame 13, another side (base) long 9cm, and 3 φ 8 screw rod mouths are reserved on angle bar frame base; The other end of probe box 9 is provided with door, and door is with padlock.
The reserved line outlet 12-1 (diameter 40mm) of tank wall of probe box 12 and probe mouth 12-2 (diameter 65mm).
The solar storage battery, controller for solar (LR10A) etc. of the instrument of ultrasonic water level gauge (as UTG21-PS, HDLCSY-03K), flow integrator (as SK-908, HD-908), power supply are installed in equipment box 9, the instruments such as ultrasonic water level gauge, flow integrator, accumulator, controller for solar are positioned in Stainless Steel equipment box 9, equipment box 9 and solar panel 5 are fixed on steel pipe 1, do not take up an area, simple and practical, both attractive in appearance, again there is the functions such as antirust, antitheft.
Ultrasonic water level gauge is connected by polyvinyl chloride insulation electric wire AWG28 signal wire with flow integrator, and ultrasonic water level gauge signal is by 4-20mA input flow rate integrating instrument.
Solar storage battery and controller for solar are connected, and controller for solar and solar panel 5 are connected, and controller for solar passes through BV1.0m
2copper core electric wire is connected with ultrasonic water level gauge, flow integrator respectively.Each instrument and equipment volume is little, connection is simple, dependable performance.
Flow integrator is mainly used in industrial more on the market at present, generally all has instantaneous delivery, flow accumulation function.And agricultural irrigation water consumption measurement needs to understand the instantaneous depth of water, flow, accumulated water volume, and need to pick out the amount of rainfall that non-irrigation period enters channel, existing flow integrator is difficult to difference duty and amount of rainfall.The utility model flow integrator has the functions such as display instantaneous delivery, flux cumulating, the instantaneous depth of water of display, the utility model is according to agricultural irrigation water consumption measurement feature, flow integrator is matched with ultrasonic water level gauge, utilize the correlationship between the depth of water and flow, the built-in corresponding disposal route (formula) of flow integrator, by the setting of parameter, utilize water gage to calculate flow, flow integrator can record the instantaneous depth of water, flow, the accumulation water yield etc.Flow integrator also arranges the threshold window (threshold values is fixed according to reality) of a depth of water, determines that the flow lower than this threshold values is zero, avoid adding up the amount of rainfall entering channel.See Fig. 8, after probe obtains water level signal, input flow rate integrating instrument, flow integrator obtains water-level simulation signal, digital signal is converted to by A/D, by the process of processor, externally shown by digital lcd display board, by outputs such as simulating signal (4-20mA etc.) output, digital signals (communication channel RS-485 etc.); Flow integrator is also operated by digitizing tablet, and can also by statistical conversion.
The utility model, by each instrument organic linking, plays respective function.Ultrasonic water level gauge is for detecting channel water level, and signal is by 4-20mA pulse current input flow rate integrating instrument; Flow integrator arranges the height parameter of probe, and water level is changed into the depth of water, by power exponent calculated with mathematical model outflow, accumulated water volume, and related data is stored, and for inquiry, derives.Computing formula is as follows:
h
i＝H
i-H
a；q
i＝c.h
i n；w
i＝q
i.t
i；
In above-mentioned formula: h
i-be each depth of water observed, m; H
i-probe arrives the distance of liquid level, m;
H
a-probe setting height(from bottom), m; q
i-instantaneous delivery, m
3/ s; C-coefficient of flow, test is determined;
n-the index of discharge, test is determined; w
i-period the water yield, m
3; t
i-period of time, second;
W-multiple period accumulated water volume, m
3.
By arranging protocol traffic at flow integrator, avoiding statistics to enter channel amount of rainfall, improving duty precision.
The utility model is compared with prior art:
1. ultrasonic water level gauge, data are calculated the instrument and equipments such as storage instrument (flow integrator), sun power and organically combine for the observation of the irrigated area open channel water yield by the utility model, the special storage instrument that industrial data calculated first is used for agricultural, achieve automatic measuring water system in the past can not on-the-spot storage or inquiry, derive instantaneous water level, flow, day the data such as the water yield function.
2. existing automatic measuring water system is mainly through observed stage, calculated flow rate, and the statistics water yield, channel has water substantially, and no matter be rainwater or stagnant water, all count duty, error is larger.The utility model arranges protocol traffic by calculating storage instrument in data, can be zero by the flow set lower than certain water level, avoid adding up the amount of rainfall, the dead water quantity of water that enter channel, improve duty statistical precision.
Technical solutions of the utility model have following technique effect:
1. its can on-the-spot storage or inquiry instantaneous water level, flow, day the data such as the water yield, and stored data exports to consistency operation by USB flash disk.
2. can get rid of the non-irrigation period water yield and enter the amount of rainfall of channel.
3. do not take up an area, simple and practical, also there is the functions such as antirust, antitheft.
4. power supply is flexible and changeable, and not only can adopt DC24 solar powered (be applicable to remote farmland, and energy-conservation), also can adopt AC220, be the water gaging device of a set of practicality towards irrigated area and low cost.
Those of ordinary skill in the art will be appreciated that; it is of the present utility model that above embodiment is only used to explanation; and not as to restriction of the present utility model, as long as in scope of the present utility model, protection domain of the present utility model is all fallen into the change of above embodiment, modification.
Claims (10)
1. the monitoring device of irrigated area water flow of open canal, comprise equipment box, it is characterized in that: instrument, the flow integrator of the in-built ultrasonic water level gauge of described equipment box, the instrument of ultrasonic water level gauge is connected by signal wire with the probe being in outside, the instrument of ultrasonic water level gauge is connected by signal wire with flow integrator, and instrument, the flow integrator of ultrasonic water level gauge are all connected with power supply.
2. the monitoring device of irrigated area water flow of open canal as claimed in claim 1, it is characterized in that: described power supply is solar storage battery, solar storage battery and controller for solar, solar panel are connected, and instrument, the flow integrator of controller for solar and ultrasonic water level gauge are connected.
3. the monitoring device of irrigated area water flow of open canal as claimed in claim 2, is characterized in that: described equipment box and solar panel are installed on a vertical rod.
4. the monitoring device of irrigated area water flow of open canal as claimed in claim 3, is characterized in that: solar panel is installed on the top of vertical rod, skewed in upward of solar panel.
5. the monitoring device of irrigated area water flow of open canal as claimed in claim 4, it is characterized in that: the back side of solar panel is fixed with bonding pad, this bonding pad and a supporting steel pipe welded top, supporting steel pipe stretches into from the upper end of vertical rod, the connecting portion of supporting steel pipe and bonding pad is in outside vertical rod, is fixedly connected with between supporting steel pipe with vertical rod.
6. the monitoring device of irrigated area water flow of open canal as claimed in claim 3, it is characterized in that: at least one sidewall of equipment box forms the ventilating opening of vertical platoon leader's bar shaped, the equipment tank wall at ventilating opening place is curved to turn over to outside lower.
7. the monitoring device of irrigated area water flow of open canal as claimed in claim 6, is characterized in that: the back side outer wall of equipment box is fixedly connected with an angle steel, and angle steel welds with vertical rod.
8. the monitoring device of irrigated area water flow of open canal as claimed in claims 6 or 7, is characterized in that: a support is welded in vertical rod, is fixedly connected with equipment box on support.
9. the monitoring device of irrigated area water flow of open canal as claimed in claim 1, is characterized in that: probe is installed on probe box.
10. the monitoring device of irrigated area water flow of open canal as claimed in claim 9, is characterized in that: a welding angle bar frame of probe box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520250902.0U CN204881728U (en) | 2015-04-23 | 2015-04-23 | Monitoring devices of irrigated area open channel water gaging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520250902.0U CN204881728U (en) | 2015-04-23 | 2015-04-23 | Monitoring devices of irrigated area open channel water gaging |
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| Publication Number | Publication Date |
|---|---|
| CN204881728U true CN204881728U (en) | 2015-12-16 |
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ID=54826090
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520250902.0U Expired - Fee Related CN204881728U (en) | 2015-04-23 | 2015-04-23 | Monitoring devices of irrigated area open channel water gaging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439450A (en) * | 2016-11-28 | 2017-02-22 | 王淑娟 | Stable installation support of ultrasonic radar water level gauge |
-
2015
- 2015-04-23 CN CN201520250902.0U patent/CN204881728U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439450A (en) * | 2016-11-28 | 2017-02-22 | 王淑娟 | Stable installation support of ultrasonic radar water level gauge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20151216 Termination date: 20200423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |