CN211766312U - Agricultural plant protection machine sprinkler - Google Patents
Agricultural plant protection machine sprinkler Download PDFInfo
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- CN211766312U CN211766312U CN201922435041.4U CN201922435041U CN211766312U CN 211766312 U CN211766312 U CN 211766312U CN 201922435041 U CN201922435041 U CN 201922435041U CN 211766312 U CN211766312 U CN 211766312U
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- liquid medicine
- water pump
- velocity
- pressure
- sprinkler
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Abstract
The utility model relates to an agricultural plant protection machine sprinkler. The utility model discloses a sprinkler is including liquid medicine case, the velocity of flow meter of storing the liquid medicine, liquid pipeline and pressure water pump, still including the stock solution chamber that is located between velocity of flow meter and the pressure water pump. This structure has realized under the condition of the water tank does not have the liquid medicine, and the stock solution chamber still has sufficient liquid medicine, guarantees that the water pump entry can not leak into the air to guarantee that the water pump still has sufficient pressure and breaks through the start-up resistance of pressure shower nozzle after adding the medicine again, realize exempting from the pressure release and spray.
Description
Technical Field
The utility model relates to a sprinkler especially relates to a pressure release sprinkler exempts from for on agricultural plant protection machine.
Background
In recent years, agricultural plant protection unmanned aerial vehicles develop rapidly and are widely applied, and pressure nozzles are widely applied due to the fact that the pressure nozzles are convenient to produce and install and low in cost. However, after spraying a pot of medicine, air enters the pipeline, so that the liquid medicine cannot break through the obstruction of the pressure nozzle, and the pressure release and spraying test operation of the nozzle needs to be manually carried out before taking off. This kind of manual pressure release mode, on the one hand complex operation has caused the inconvenience that the user used, and on the other hand, this kind of pressure release formula operation of spraying always can waste a part of liquid medicine, not only causes the pollution of liquid medicine to the farmland, also can cause the waste of liquid medicine. More importantly, before taking off, a user can easily forget to perform pressure relief operation, so that the embarrassment that the airplane flies into the air and does not spray pesticide is caused, and the pesticide spraying effect is influenced.
Therefore, there is an urgent need for a liquid medicine spraying device with convenient operation, low cost, and stable and reliable performance.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model discloses provide a modified sprinkler on traditional plant protection machine sprinkler system's basis, through add the stock solution chamber between current meter and pressure water pump, so that realize under the condition of the water tank no liquid medicine, the stock solution chamber has sufficient liquid medicine in addition, guarantee that the water pump entry can not leak into the air, thereby guarantee that the water pump still has sufficient pressure to break through pressure nozzle's starting resistance after adding the medicine again, will want newly-increased liquid medicine blowout smoothly, realize avoiding the pressure release to spray. Therefore, the practicability of the spraying system of the plant protection machine is improved, and the application of the agricultural plant protection unmanned aerial vehicle in the aspect of precision agriculture is further promoted. The method specifically comprises the following steps:
the spraying device comprises a liquid medicine box for storing liquid medicine, a plurality of flow velocity meters, a liquid pipeline, a pressure water pump and a liquid storage cavity, wherein the liquid storage cavity is positioned between the flow velocity meters and the pressure water pump.
Further, the number of the flow meters is two or more.
Further, the plurality of flow velocity meters are connected in series and in combination.
Further, the current meter is a wave wheel current meter.
Further, the spraying device is used for an agricultural plant protection machine.
The utility model discloses an increase stock solution chamber between velocity of flow meter and water pump, realize after the medical kit liquid medicine has been spouted, the liquid medicine can also be left to the water pump water inlet, and this design has design simple to operate, and is with low costs, characteristics such as efficient.
Drawings
Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. The drawings are, however, to be regarded as illustrative and explanatory only and are not restrictive of the scope of the invention.
Fig. 1 shows the structure of the liquid medicine spraying device of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
The utility model discloses provide a modified sprinkler on traditional liquid medicine sprinkler's basis, through increase a stock solution chamber between current meter and water pump, realized exempting from the pressure release and sprayed, improved sprinkler's use convenience and reliability.
As shown in fig. 1, the utility model discloses a plant protection machine sprinkler. The specific scheme is as follows: the utility model provides a sprinkler, is including the spray tank 1, a plurality of velocity of flow meter 2, liquid pipeline 3 and liquid pipeline 5, pressure water pump 6 of storing the liquid medicine, still includes stock solution chamber 4, stock solution chamber 4 is located between velocity of flow meter 2 and the pressure water pump 6.
Wherein, the velocity meter 2 is the velocity measurement module who measures the water pump flow rate and realize disconnected medicine and detect, and liquid pipeline 3 is the liquid pipeline of connecting between velocity meter 2 and the stock solution chamber 4, and liquid pipeline 5 is the pipeline of connecting between stock solution chamber 4 to pressure water pump 6.
As an optimization, the number of the flow rate meters 2 may be one or more, and the flow rate meters 2 may be conventional impeller flow rate meters.
Furthermore, when the number of the flow rate meters is multiple, the flow rate meters are in a series combination structure, the structural design of the series combination can ensure that the flow rates of the liquid medicine between the two flow rate meters are equal, and under the condition that all the flow rate meters work normally, the measurement errors between different flow rate meters present white noise distribution characteristics, so that the measurement accuracy of the flow rate meter system can be further improved and the measurement noise can be reduced by averaging the flow rate data measured by the two flow rate meters.
The utility model discloses a sprinkler is used for agricultural plant protection machine, can add the medicine again after dozens of sprays, and the setting in stock solution chamber can be spouted away newly-increased liquid medicine smoothly under the condition to pressure nozzle pressure release.
The flow meter may be a conventional impeller flow meter. Liquid such as pesticide liquid medicine flows into the flow rate meter from the liquid inflow port 1, then sequentially passes through the impeller of the flow rate measurement cavity 2 and the impeller in the flow rate measurement cavity 4, the impeller converts flow rate signals of the liquid medicine into pulse signals, the pulse signals are output to a flight control system or other systems capable of reading flow rate information through signal lines of the pulse outlet 3 and the pulse outlet, and the pulse outlet 3 is used for measuring flow rate data of each flow rate meter 5.
Because the two flow velocity meters are in a series structure, the flow velocities of the liquid medicine actually flowing through the impeller in the flow velocity measurement cavity 2 and the impeller in the flow velocity measurement cavity 4 are absolutely equal in physics, and the flow velocity pulse signal 3 and the pulse signal 5 which are output after being converted by the two impellers contain the measurement error and noise of the impellers. Under the condition that all the flow velocity meters work normally, measurement errors among different flow velocity meters present white noise distribution characteristics, so that the measurement accuracy of the flow velocity meter system can be further improved and the measurement noise is reduced only by averaging the flow velocity data measured by the two flow velocity meters.
As an optimization, the flow rate meter in the flow rate measuring device is limited to two, and can be designed into a plurality of flow rate meters according to needs.
The flow speed measuring device is used in the agricultural field, particularly on an agricultural plant protection machine, and can be used for judging which impeller has problems by identifying signals of the type, and reminding a user of timely replacement and maintenance under the condition that one impeller is worn or stuck and the output flow speed of the impeller is seriously deviated from the average range of output values of the flow speeds of other impellers.
After a certain impeller is identified to have a fault, a user can actively isolate the flow velocity signals output by the impellers when processing the flow velocity signals, so that the influence of the flow velocity signals on the flow velocity measurement precision is avoided, and the measurement reliability of the whole flow velocity measurement system is improved.
To sum up, the utility model relates to a plant protection machine velocity of flow measuring device through the integrated configuration who establishes ties two or more velocity of flow meters, has improved the measurement accuracy and the reliability of velocity of flow meter. The flow velocity measuring device can also be used for various occasions requiring high-precision and high-reliability measurement of liquid and air velocity, such as household appliances, industries and the like.
The present invention provides exemplary embodiments of specific configurations of the embodiments shown in the specification and drawings, and other changes may be made based on the spirit of the present invention. While the above-described embodiments represent presently preferred embodiments, these are not intended as limitations.
Various alterations and modifications will no doubt become apparent to those skilled in the art after having read the above description. It is therefore intended that the appended claims be interpreted as covering all alterations and modifications as fall within the true spirit and scope of the invention. Any and all equivalent ranges and contents within the scope of the claims should be considered to be within the intent and scope of the present invention.
Claims (5)
1. The utility model provides a sprinkler, is including liquid medicine case (1), a plurality of velocity of flow meter (2) of storing the liquid medicine, liquid line (3, 5), pressure water pump (6), its characterized in that: the device is characterized by further comprising a liquid storage cavity (4), wherein the liquid storage cavity (4) is located between the flow meter (2) and the pressure water pump (6).
2. A spraying device as claimed in claim 1, in which: the number of the flow velocity meters (2) is more than two.
3. A spraying device as claimed in claim 2, in which: the plurality of flow velocity meters (2) are connected in series and in combination.
4. A spraying device as claimed in claim 1 or 2, characterized in that said several meters (2) are impeller meters.
5. A spraying device as claimed in any one of claims 1 to 3, which is for an agricultural plant protection machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435041.4U CN211766312U (en) | 2019-12-30 | 2019-12-30 | Agricultural plant protection machine sprinkler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435041.4U CN211766312U (en) | 2019-12-30 | 2019-12-30 | Agricultural plant protection machine sprinkler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211766312U true CN211766312U (en) | 2020-10-27 |
Family
ID=72978558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922435041.4U Active CN211766312U (en) | 2019-12-30 | 2019-12-30 | Agricultural plant protection machine sprinkler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211766312U (en) |
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2019
- 2019-12-30 CN CN201922435041.4U patent/CN211766312U/en active Active
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