CN111837879A - Measurement and control pipe integrated irrigation area metering device and metering method - Google Patents
Measurement and control pipe integrated irrigation area metering device and metering method Download PDFInfo
- Publication number
- CN111837879A CN111837879A CN202010820399.3A CN202010820399A CN111837879A CN 111837879 A CN111837879 A CN 111837879A CN 202010820399 A CN202010820399 A CN 202010820399A CN 111837879 A CN111837879 A CN 111837879A
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- Prior art keywords
- irrigation
- gate
- irrigation channel
- water
- measurement
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
- G01N33/246—Earth materials for water content
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
- G01N2033/245—Earth materials for agricultural purposes
Abstract
The invention discloses a measuring and controlling pipe integrated irrigation area metering device, which comprises a first irrigation channel and a second irrigation channel positioned at the downstream of the first irrigation channel, wherein the first irrigation channel is communicated with the second irrigation channel through a connecting pipeline; a pipeline flowmeter and a gate are arranged in the connecting pipeline; a soil moisture content sensor for sensing water demand is installed in the soil irrigated by the second irrigation channel, and the gate is electrically connected with the soil moisture content sensor through a remote control device; the metering equipment has low cost, simple installation and full-automatic control, and realizes the integrated control of the measurement and control pipe.
Description
Technical Field
The invention relates to the technical field of farmland irrigation, in particular to a measuring and controlling pipe integrated irrigation area metering device and a metering method.
Background
The irrigation channel is a water channel for connecting irrigation water source and irrigation land, the water quantity drawn from water source can be transferred and distributed into every portion of irrigation area, in the range of one irrigation area the irrigation channel can be divided into five stages of main channel, branch channel, bucket channel, agricultural channel and capillary channel according to the size of control area, and the irrigation area with complex terrain and large area also can be equipped with multistage channels of main channel, branch bucket and others.
In order to achieve the purposes of irrigation, drainage, water supply, shipping, power generation and the like, a series of buildings are usually constructed on channels, the types of the buildings in the channels are various, and various factors such as terrain, geology, building materials, construction conditions, application management, safety, economy and the like are comprehensively considered for comparison according to the planning requirements and engineering tasks of irrigation areas when the types are selected. However, although the canal system building can realize safe water delivery and reasonable water distribution, the following defects are generally existed:
(1) the functions are single, the existing equipment only has one of three functions of measurement, control and management, and the three functions cannot be simultaneously achieved;
(2) the measured data is not accurate, the measuring instrument is arranged in the channel, if the channel has no water or the water quantity is insufficient, the measured data is not accurate, manual measurement is needed, and the workload and the labor cost are increased;
(3) the construction cost is high, dozens of or even more sensors are required to be installed to control each device, the civil engineering cost is high, a large-scale pump station is required to be built to operate the whole irrigation area, and water is required to be distributed in the whole canal system;
(4) the irrigation process is complicated, and the common irrigation mode is to operate in a pump station, so that the subsequent irrigation operation can be carried out only by building the pump station in advance;
(5) in areas with complex geographic environments, the installation of the whole set of irrigation equipment in irrigation areas consumes a long time, and the construction cannot be carried out at a low temperature, so that the construction period is prolonged, the irrigation areas are not irrigated timely, and the loss is caused.
Therefore, how to provide a measuring and controlling pipe integrated irrigation area metering device and a measuring and controlling pipe integrated irrigation area metering method which are simple in operation, low in cost and high in measuring accuracy is a problem which needs to be solved urgently by technical personnel in the field.
Disclosure of Invention
In view of the above, the invention provides a measurement and control pipe integrated irrigation area metering device and a measurement method, which have the advantages of low equipment cost, simple installation and full-automatic control.
In order to achieve the purpose, the invention adopts the following technical scheme:
a measuring and controlling pipe integrated irrigation area metering device comprises a first irrigation channel and a second irrigation channel located on the downstream of the first irrigation channel, wherein the first irrigation channel is communicated with the second irrigation channel through a connecting pipeline;
a pipeline flowmeter and a gate are arranged in the connecting pipeline, and the pipeline flowmeter is arranged behind or in front of the gate;
accept install the soil moisture content sensor that is used for responding to the water demand in the soil that the second irrigation channel irrigated, the obstacle with soil moisture content sensor passes through the remote control equipment electricity and connects.
The irrigation equipment disclosed by the invention can control the irrigation quantity according to the water demand of soil in the irrigation process, the soil water demand is sensed and measured by the soil moisture content sensor, and the soil moisture content sensor controls the gate to block water flow after receiving the sensing, so that the integration of measurement, control and management is realized.
Preferably, in the above-mentioned survey and control integrative irrigated area metering device of pipe, the gate sets up connecting tube's end is located connecting tube with the intersection of second irrigation canal, when needs water injection the gate descends, then packs up when not needing.
The beneficial effects of the above technical scheme are: the setting up of gate can effectively control rivers, avoids too much rivers to flow into second irrigation channel, causes rivers too much in the second irrigation channel, extravagant water source.
Preferably, in the measurement and control pipe integrated irrigation area metering device, the gate is an electric gate and is controlled by a remote control device. When the second irrigation channel needs water injection, the remote control equipment controls the electric gate to open the gate for water injection, and the electric gate is closed to block water flow when the water injection is not needed.
Preferably, in the measurement and control pipe integrated irrigation area metering device, the connecting pipeline is arched.
The beneficial effects of the above technical scheme are: because the connecting pipeline is arched, water in the pipeline can flow out from the two ends along the trend when irrigation is not carried out, so that the pipeline is kept clean.
Preferably, in the measurement and control pipe integrated irrigation area metering device, a fine net is arranged at the intersection of the first irrigation channel and the connecting pipeline.
The beneficial effects of the above technical scheme are: impurities such as silt in the first irrigation channel can be effectively prevented from flowing into the connecting pipeline.
The invention also discloses a measurement and control pipe integrated irrigation area metering method, which comprises the following steps:
(1) when the water quantity of the first irrigation channel reaches saturation, water flows into the connecting pipeline along the trend after passing through the fine net;
the phenomenon is a siphon phenomenon, and two main conditions for realizing the siphon phenomenon are water level difference and pipeline vacuum. When the water quantity of the first irrigation channel reaches a saturation state, the water flow flows into the connecting pipeline in a proper manner to form a water level difference; when the air pressure inside the pipeline and the air pressure outside the pipeline generate a certain difference, the inside of the pipeline is in a vacuum state, siphonage is generated, and water flow of the first irrigation channel flows into the connecting pipeline along the trend.
(2) The water flow continues to flow forwards into the second irrigation channel, and meanwhile, the water yield is measured by the pipeline flowmeter;
(3) and water flows flow out from the second irrigation channel and flows into soil subsequently, the soil moisture content sensor detects soil humidity in real time, detection data are transmitted to the remote control equipment, and the state of the gate is controlled by the remote control equipment according to the detection data.
Preferably, in the irrigation method for the irrigation area with the integrated measurement and control pipe, in the step (3), when the soil moisture sensor detects that the soil humidity is higher than a set value, the remote control device controls the gate to block water flow according to the collected data; when the soil moisture content sensor detects that the soil moisture is lower than a set value, the gate is controlled to be retracted at the top of the connecting pipeline.
According to the technical scheme, compared with the prior art, the invention discloses irrigation area metering equipment with integrated measurement and control pipes and a metering method, which not only can realize measurement, but also can realize control and metering, and integrates multiple factors into integrated control;
in addition, the metering equipment disclosed by the invention is low in manufacturing cost, simple and easy to install, simple to operate in later maintenance, capable of realizing full-automatic control without high-end equipment, and capable of being used in normal environments and regions, and also capable of being used in some special regions such as high and cold regions without networks, without regional limitation, and fills the blank in the metering field of irrigation regions.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram provided by the present invention.
In the figure:
1 is a first irrigation channel, 2 is a second irrigation channel, 3 is a connecting pipeline, 4 is a pipeline flowmeter, 5 is a gate, 6 is a soil moisture content sensor, and 7 is a fine net.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a measuring and controlling pipe integrated irrigation area metering device, which comprises a first irrigation channel 1 and a second irrigation channel 2 positioned at the downstream of the first irrigation channel 1, wherein the first irrigation channel 1 is communicated with the second irrigation channel 2 through a connecting pipeline 3;
a pipeline flowmeter 4 and a gate 5 are arranged in the connecting pipeline 3, and the pipeline flowmeter 4 is arranged behind the gate 5;
soil moisture content sensor 6 used for sensing water demand is arranged in the soil irrigated by the second irrigation channel 2, and the gate 5 is electrically connected with the soil moisture content sensor 6 through remote control equipment.
Preferably, in the above-mentioned survey and control integrative irrigated area metering device of pipe, gate 5 sets up at the end of connecting tube 3, is located the junction of connecting tube 3 and second irrigation canal 2, and gate 5 descends when needs water injection, then packs up when not needing.
Preferably, in the irrigation area metering device with the integrated measurement and control pipe, the gate 5 is an electric gate and is controlled by a remote control device.
Preferably, in the irrigation area metering device with the integrated measurement and control pipe, the connecting pipeline 3 is arched.
Preferably, in the measurement and control pipe integrated irrigation area metering device, a fine net 7 is arranged at the intersection of the first irrigation channel 1 and the connecting pipeline 3.
The invention also discloses a metering method of the irrigation area metering equipment integrating the measuring and controlling pipe, which comprises the following steps:
(1) when the water quantity of the first irrigation channel reaches saturation, water flows into the connecting pipeline along the trend after passing through the fine net;
(2) the water flow continues to flow forwards into the second irrigation channel, and meanwhile, the water yield is measured by the pipeline flowmeter;
(3) and water flows flow out from the second irrigation channel and flows into soil subsequently, the soil moisture content sensor detects soil humidity in real time, detection data are transmitted to the remote control equipment, and the state of the gate is controlled by the remote control equipment according to the detection data.
Preferably, in the measurement and control pipe integrated irrigation area metering method, in the step (3), when the soil moisture content sensor detects that the soil humidity is higher than a set value, the remote control device controls the gate to block water flow according to the collected data; when the soil moisture content sensor detects that the soil moisture is lower than a set value, the gate is controlled to be retracted at the top of the connecting pipeline.
Above-mentioned survey and control integrative irrigated area measuring equipment of pipe can adjust gate control equipment control water volume size at long-range software platform to through the real-time accurate measurement water volume of pipeline flowmeter, with data real-time the biography back to system platform, for the decision-making provides data basis and water fee meter and receives and provide data support, reach accurate measurement, accurate meter and receive, provide the hardware equipment of basis for national water conservation policy.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the scheme disclosed by the embodiment, the scheme corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The measuring and controlling pipe integrated irrigation area metering equipment is characterized by comprising a first irrigation channel and a second irrigation channel located at the downstream of the first irrigation channel, wherein the first irrigation channel is communicated with the second irrigation channel through a connecting pipeline;
a pipeline flowmeter and a gate are arranged in the connecting pipeline;
accept be provided with the soil moisture content sensor that is used for responding to the water demand in the soil that second irrigation channel irrigated, the gate with soil moisture content sensor passes through the remote control equipment electricity and connects.
2. The irrigation district irrigation equipment as claimed in claim 1 with integrated measurement and control pipe, wherein the gate is disposed at the end of the connecting pipe at the junction of the connecting pipe and the second irrigation channel, and descends when water is required to be injected, and retracts when not required.
3. The irrigation device with the measurement and control pipe integrated as claimed in claim 2, wherein the gate is an electric gate and is controlled by a remote control device.
4. The measurement and control pipe integrated irrigation district irrigation equipment as claimed in claim 1, wherein the connecting pipe is arched.
5. The irrigation system as claimed in claim 1, wherein a fine mesh is provided at the junction of the first irrigation channel and the connecting pipeline.
6. A method of irrigation using the measurement and control tube integrated irrigation device of any one of claims 1-5, comprising the steps of:
(1) when the water quantity of the first irrigation channel reaches saturation, water flows into the connecting pipeline along the trend after passing through the fine net;
(2) the water flow continues to flow forwards into the second irrigation channel, and meanwhile, the water yield is measured by the pipeline flowmeter;
(3) and water flows flow out from the second irrigation channel and flows into soil subsequently, the soil moisture content sensor detects soil humidity in real time, detection data are transmitted to the remote control equipment, and the state of the gate is controlled by the remote control equipment according to the detection data.
7. The irrigation method for the irrigation district with the integrated measurement and control pipe as claimed in claim 6, wherein in the step (3), when the soil moisture sensor detects that the soil moisture is higher than a set value, the remote control device controls the gate to block water flow according to the collected data; when the soil moisture content sensor detects that the soil moisture is lower than a set value, the gate is controlled to be retracted at the top of the connecting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010820399.3A CN111837879A (en) | 2020-08-14 | 2020-08-14 | Measurement and control pipe integrated irrigation area metering device and metering method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010820399.3A CN111837879A (en) | 2020-08-14 | 2020-08-14 | Measurement and control pipe integrated irrigation area metering device and metering method |
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| CN111837879A true CN111837879A (en) | 2020-10-30 |
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| CN202010820399.3A Pending CN111837879A (en) | 2020-08-14 | 2020-08-14 | Measurement and control pipe integrated irrigation area metering device and metering method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023082333A1 (en) * | 2021-11-12 | 2023-05-19 | 扬州智水物联网有限公司 | Canal system water resource scheduling method based on automatic control gates and flow measuring device |
-
2020
- 2020-08-14 CN CN202010820399.3A patent/CN111837879A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023082333A1 (en) * | 2021-11-12 | 2023-05-19 | 扬州智水物联网有限公司 | Canal system water resource scheduling method based on automatic control gates and flow measuring device |
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