CN214430141U - Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth - Google Patents
Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth Download PDFInfo
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- CN214430141U CN214430141U CN202022453199.7U CN202022453199U CN214430141U CN 214430141 U CN214430141 U CN 214430141U CN 202022453199 U CN202022453199 U CN 202022453199U CN 214430141 U CN214430141 U CN 214430141U
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Abstract
The utility model relates to a be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, including the marshall groove, liquid fertile output system, power and controller, the controller with liquid fertile output system and the power passes through the connecting wire electricity and connects, the marshall groove with liquid fertile output system passes through fertilizer union coupling, its characterized in that be provided with the liquid level appearance in the marshall groove, the liquid level appearance with the controller electricity is connected, the throat in the marshall groove is provided with the impeller, the impeller is used for mixing water and liquid fertilizer. The Parshall tank is provided with the impellers, the filter screens are arranged above and below the impellers, water and fertilizer can be uniformly mixed, and the purpose of quantitative irrigation and fertilization is achieved. The device utilizes ultrasonic wave liquid level appearance to measure the velocity of flow to feed back it to liquid fertile controlling means, control fertilizer velocity of flow realizes the automatic control function of paddy field liquid manure integration.
Description
Technical Field
The utility model relates to a rice irrigation equipment technical field specifically is a be applied to detachable liquid manure integration automatic control device of rice irrigation mouth.
Background
Rice is a crop with large water consumption, and the main form of the current paddy field irrigation in China is ditch irrigation, which is convenient to operate. Three to four times of fertilizers are needed in the whole growth period of the rice, which is labor-consuming. The water and fertilizer integration technology is that fertilizer is mixed into water in the form of liquid fertilizer and applied to farmland while irrigating. The purposes of saving water, fertilizer and labor can be achieved by utilizing a water and fertilizer integration technology in the rice field.
The integration of liquid manure needs to mix fertilizer into aquatic when irrigating, and water and fertilizer should the homogeneous mixing guarantee ration fertilization, consequently, need control liquid manure velocity of flow and irrigation water velocity of flow have the corresponding relation.
SUMMERY OF THE UTILITY MODEL
The utility model designs a water and fertilizer is even, quantitative fertigation be applied to detachable water and fertilizer integration automatic control device of rice irrigation mouth.
In order to solve the technical problem existing in the above, the utility model discloses a following scheme:
the utility model provides a be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, includes Parshall groove, liquid fertile output system, power and controller, the controller with liquid fertile output system and the power passes through the connecting wire electricity and connects, Parshall groove with liquid fertile output system passes through fertilizer union coupling, its characterized in that be provided with the liquid level appearance in the Parshall groove, the liquid level appearance with the controller electricity is connected, the throat in Parshall groove is provided with the impeller, the impeller is used for mixing water and liquid fertilizer.
The detachable water and fertilizer integrated automatic control device applied to the rice irrigation opening is characterized in that the fertilizer pipe is installed at the interface of the throat and the contraction section of the Parshall groove.
Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, its characterized in that the upper and lower both sides of impeller are provided with the filter screen.
Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, its characterized in that the liquid level appearance includes the ultrasonic wave liquid level appearance, the liquid level appearance passes through support fixed mounting in the Parshall groove.
Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, its characterized in that liquid fertile output system contains fertilizer storage tank and main control system, fertilizer storage tank passes through the fertilizer union coupling and is in on the Parshall groove.
Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, its characterized in that be provided with flowmeter and solenoid valve on the fertilizer pipe, the main control system pass through connecting wire 9 with flowmeter and solenoid valve electricity are connected.
Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, its characterized in that the power includes solar panel and emergency power source.
The detachable water and fertilizer integrated automatic control device applied to the rice irrigation opening is characterized in that a slow flow section which is five times the length of the Parshall tank is arranged between the Parshall tank and the water outlet.
This be applied to detachable liquid manure integration automatic control device of rice irrigation mouth has following beneficial effect:
the Parshall tank is provided with the impellers, the filter screens are arranged above and below the impellers, water and fertilizer can be uniformly mixed, and the purpose of quantitative irrigation and fertilization is achieved. The device utilizes ultrasonic wave liquid level appearance to measure the velocity of flow to feed back it to liquid fertile controlling means, control fertilizer velocity of flow realizes the automatic control function of paddy field liquid manure integration.
Drawings
FIG. 1: the structure of the utility model is shown schematically;
FIG. 2: the utility model discloses a side view of a Parshall tank;
FIG. 3: the utility model discloses liquid fertile output system's structural schematic.
Description of reference numerals:
1 a Parshall cell; 2, a liquid level meter; 21, a bracket; 3, filtering by using a filter screen; 4, an impeller; 5, a fertilizer pipe; 6, a controller; 7, a power supply; 8, a liquid fertilizer output system; 81 a control host; 82 fertilizer storage tanks; 83 an electromagnetic valve; an 84 flow meter; 9 connecting the wires.
Detailed Description
The following detailed description will be made in conjunction with the accompanying drawings to make the technical solution of the present invention easier to understand and master.
With reference to fig. 1 and 3, an automatic control device for rice irrigation with detachable water and fertilizer integration is provided, which comprises a basher tank 1, a controller 6, a liquid fertilizer output system 8 and a power supply 7. The controller 6 is respectively and electrically connected with the liquid fertilizer output system 8, the power supply 7 and the liquid level meter 2 arranged in the Parshall tank 1 through connecting wires 9. The liquid fertilizer output system 8 and the power supply 7 are also electrically connected through a connecting wire 9.
The throat of the Parshall tank 1 is provided with an impeller 4 for uniformly mixing water and liquid fertilizer, the upper side and the lower side of the impeller 4 are provided with filter screens 3 for filtering silt in the water and the liquid fertilizer, and the water flow is controlled to be stable.
When the baschel tank 1 is installed, a certain height difference is required between a water inlet and a water outlet to ensure the water flow speed, a support 21 is arranged above a contraction section of the baschel tank 1, a liquid level instrument 2 is fixedly installed on the support 21, and the liquid level instrument 2 adopts an ultrasonic liquid level instrument.
The liquid fertilizer output system 8 comprises a fertilizer storage tank 82, a fertilizer pipe 5 and a control host 81. The fertilizer storage tank 82 is connected to the Parshall tank 1 through a fertilizer pipe 5, and the fertilizer pipe 5 is provided with a flowmeter 84 and an electromagnetic valve 83 and is electrically connected with the control host 81 through a connecting line. The control host 81 is electrically connected with the controller 6 and can dynamically control the flow change of the liquid fertilizer.
The power supply 7 comprises a solar panel and an emergency power supply. The flow rate of the liquid fertilizer is dynamically fed back to the liquid fertilizer output system 8 through the water flow fed back by the liquid level meter 2, so that the aim of uniform fertilization is fulfilled.
When the device is applied, the Parshall tank 1 is placed at an irrigation water inlet, all water is ensured to enter the water inlet of the Parshall tank 1, a slow flow section which is five times as long as the Parshall tank 1 is ensured to be arranged between the Parshall tank 1 and a water outlet, the liquid level meter 2 is arranged above the bracket 21, and the fertilizer pipe 5 is arranged at the interface of the throat and the contraction section.
The liquid fertilizer flow control principle is that the related relation between the liquid fertilizer and the water flow is as follows:
wherein V1 is the total volume of irrigation water, V2 is the total usage of liquid fertilizer, Q1 is the water flow, and Q2 is the flow of liquid fertilizer.
Since the height of the flow line of the average movement of the fluid in the marshall tank is equal to the height, the flow rate Q of the mixed fluid after the fertilizer flows in, Q1, can be calculated as:
where p1, S1, and p2, S2 are the average velocity, average pressure, cross-sectional area at the inlet cross-section and at the throat, respectively, and ρ is the fluid density.
The two formulas are combined to obtain the liquid fertilizer flow Q2 as follows:
for solving current problem, this patent design is through survey irrigation canals and ditches water flow, comes control fertilizer flow to the mixing liquid manure reaches the purpose of quantitative irrigation fertilization. The device utilizes ultrasonic wave liquid level appearance to measure the velocity of flow to feed back it to liquid fertile controlling means, control fertilizer velocity of flow realizes the automatic control function of paddy field liquid manure integration.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements of the method concept and the technical solution of the present invention can be made without modification, or the present invention can be directly applied to other occasions without modification, and is within the protection scope of the present invention.
Claims (8)
1. The utility model provides a be applied to detachable liquid manure integration automatic control device of rice irrigation mouth, includes basher groove (1), liquid fertile output system (8), power (7) and controller (6), controller (6) with liquid fertile output system (8) and power (7) are connected through connecting wire (9) electricity, basher groove (1) with liquid fertile output system (8) are connected through fertilizer pipe (5), its characterized in that be provided with liquid level appearance (2) in basher groove (1), liquid level appearance (2) with controller (6) electricity is connected, the throat in basher groove (1) is provided with impeller (4), impeller (4) are used for mixing water and liquid fertilizer.
2. The automatic control device applied to the detachable water and fertilizer integration of the rice irrigation opening as claimed in claim 1, wherein the fertilizer pipe (5) is installed at the throat and contraction section interface of the baschel tank (1).
3. The detachable water and fertilizer integrated automatic control device applied to the rice irrigation opening as claimed in claim 1, wherein the upper and lower sides of the impeller (4) are provided with filter screens (3).
4. The detachable water and fertilizer integrated automatic control device applied to the rice irrigation opening as claimed in claim 1, wherein the liquid level meter (2) comprises an ultrasonic liquid level meter, and the liquid level meter (2) is fixedly installed in the marshall tank (1) through a bracket (21).
5. The detachable water and fertilizer integrated automatic control device applied to the rice irrigation opening of claim 1 is characterized in that the liquid fertilizer output system (8) comprises a fertilizer storage tank (82) and a control host (81), wherein the fertilizer storage tank (82) is connected to the marshall tank (1) through a fertilizer pipe (5).
6. The detachable water and fertilizer integrated automatic control device applied to the rice irrigation opening as claimed in claim 5, wherein a flow meter (84) and a solenoid valve (83) are arranged on the fertilizer pipe (5), and the control host (81) is electrically connected with the flow meter (84) and the solenoid valve (83) through a connecting wire (9).
7. The detachable automatic water and fertilizer integration control device applied to the rice irrigation opening as claimed in claim 1, wherein the power supply comprises a solar panel and an emergency power supply.
8. The detachable water and fertilizer integrated automatic control device applied to the rice irrigation opening as claimed in claim 1, wherein a slow flow section which is five times the length of the Parshall tank (1) is arranged between the Parshall tank (1) and the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022453199.7U CN214430141U (en) | 2020-10-29 | 2020-10-29 | Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022453199.7U CN214430141U (en) | 2020-10-29 | 2020-10-29 | Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth |
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| CN214430141U true CN214430141U (en) | 2021-10-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115144044A (en) * | 2022-05-31 | 2022-10-04 | 重庆川仪自动化股份有限公司 | Shut off formula of decontaminating's Parshall groove and sewage measurement simulation experiment device |
-
2020
- 2020-10-29 CN CN202022453199.7U patent/CN214430141U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115144044A (en) * | 2022-05-31 | 2022-10-04 | 重庆川仪自动化股份有限公司 | Shut off formula of decontaminating's Parshall groove and sewage measurement simulation experiment device |
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