CN215877806U - Proportioning equipment - Google Patents
Proportioning equipment Download PDFInfo
- Publication number
- CN215877806U CN215877806U CN202022944852.XU CN202022944852U CN215877806U CN 215877806 U CN215877806 U CN 215877806U CN 202022944852 U CN202022944852 U CN 202022944852U CN 215877806 U CN215877806 U CN 215877806U
- Authority
- CN
- China
- Prior art keywords
- pressure pump
- control unit
- fertilizer
- flow
- proportioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses proportioning equipment, which comprises a control unit, an execution unit, a pressure pump and a plurality of pipelines, wherein the control unit is used for controlling the execution unit to execute the proportioning; the control unit is connected with an execution unit, and the execution unit is connected with the pressure pump; the inlet end of the pressure pump is connected to liquid supply equipment through a fertilizer pipe branch, and the outlet end of the pressure pump is connected to a main water pipe through a discharge pipe; the control unit is used for controlling the working frequency of the pressure pump through the execution unit so as to control the flow rate of the liquid flowing through the pressure pump. The control unit of the utility model realizes the automatic proportioning of the fertilizer or pesticide and the main water pipe by controlling the flow of the fertilizer or pesticide liquid flowing into the main water pipe through the pressure pump, has stable output of accurate proportion and convenient operation, and effectively solves the problems of small fertilizing flow, non-adjustable fertilizing proportion or unstable adjustment and complicated operation control in the prior common fertilizing mode.
Description
Technical Field
The utility model relates to the technical field of intelligent agricultural irrigation, in particular to proportioning equipment.
Background
Along with the modernization in order to realize agricultural production, a large amount of irrigation facilities have been built in the farmland, a more economic, water economy resource's technique: sprinkling irrigation technology is widely introduced in agricultural production and garden construction. To soluble fertilizer among the fertilization technique, through adding it to the aquatic that is used for the sprinkling irrigation, spray fertilizer in the plant when realizing spraying water through sprinkler irrigation system. How to control the mixing ratio of water and fertilizer is a problem to be solved urgently by a sprinkler irrigation system.
The fertilization technology of the traditional sprinkling irrigation system generally adopts the following two modes:
the first is through the semi-automatic fertilization mode of proportion fertilization pump, and although the semi-automatic fertilization mode of proportion fertilization pump is adjustable and more stable in liquid manure proportion, the fertilization flow of proportion fertilization pump is little, also can't satisfy the large tracts of land fertilization in the short time, and the quality requirement of proportion pump is higher simultaneously, and the later maintenance is inconvenient.
And secondly, an automatic fertilizing mode of a Venturi type fertilizer applicator is adopted, although the structure is simple and the cost is low, the fertilizing amount is greatly influenced by pressure fluctuation, and constant proportion adjustment is not convenient. In addition, the venturi throat is easy to block, and the failure rate is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide proportioning equipment which is stable in constant proportion output, high in speed and convenient to operate and can effectively solve the problems in the prior fertilization technology.
The purpose of the utility model is realized by adopting the following technical scheme:
a proportioning device comprises a control unit, an execution unit, a pressure pump and a plurality of pipelines; the control unit is connected with an execution unit, and the execution unit is connected with the pressure pump; the inlet end of the pressure pump is connected to liquid supply equipment through a fertilizer pipe branch, and the outlet end of the pressure pump is connected to a main water pipe through a discharge pipe; the control unit is used for controlling the working frequency of the pressure pump through the execution unit so as to control the flow rate of the liquid flowing through the pressure pump.
The system further comprises a first flow meter and a second flow meter which are connected with the control unit, wherein the first flow meter and the second flow meter are connected; the first flowmeter is arranged on the main water pipe and used for collecting the real-time liquid flow of the main water pipe, and the second flowmeter is arranged on the fertilizer pipe branch and used for collecting the liquid flow of the fertilizer pipe branch.
Further, the control unit is provided with a mode selection switch for selecting an automatic adjustment mode, a remote adjustment mode and a manual adjustment mode; the automatic adjustment mode and the remote adjustment mode are used for changing the working frequency of the pressure pump according to the liquid flow rates of the first flow meter and the second flow meter; the manual adjustment mode is such that the pressure pump operates at a constant operating frequency.
Further, the number of the pressure pumps is more than one, and the inlet end of each pressure pump is connected to the liquid supply device through a fertilizer pipe branch.
The system further comprises a man-machine interaction unit connected with the control unit, wherein the man-machine interaction unit is used for setting the total target proportion, injecting water, starting and stopping operation, and displaying the liquid flow of the real-time main water pipe, the branch flow of the fertilizer pipe and the water and fertilizer output target proportion.
Furthermore, a communication module is further arranged and is used for displaying the real-time liquid flow numerical values acquired by the first flowmeter and the second flowmeter and transmitting the real-time liquid flow numerical values to the human-computer interaction unit.
Furthermore, the position that the discharging pipe of force pump is close to the export is provided with the check valve, and the feed inlet of force pump all is provided with normally open physical valve with the discharge gate.
Furthermore, an emergency stop switch connected with the control unit is further arranged, and the pressure pump is controlled to stop working in an emergency state.
Further, the liquid supply device is a fertilizer bucket.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides proportioning equipment.A control unit realizes the automatic proportioning of a fertilizer or pesticide and a main water pipe by controlling the flow of the fertilizer or pesticide liquid flowing into the main water pipe through a pressure pump, the accurate proportion output is stable, the operation is convenient, and the pain points of small fertilization flow, non-adjustable fertilization proportion or unstable regulation and complex operation and control existing in the current common fertilization mode are effectively solved.
Drawings
FIG. 1 is a schematic structural diagram of a proportioning device according to an embodiment of the present invention;
FIG. 2 is a top view of a proportioning device according to an embodiment of the present invention;
in the figure: 1. a human-computer interaction unit; 2. a control unit; 3. a flow rate display unit; 4. an execution unit; 5. a fertilizer pipe branch; 6. a pressure pump; 7. a second flow meter; 8. a check valve; 9. a mode selection switch.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
As shown in fig. 1 and 2, the utility model provides a proportioning device, which realizes an automatic proportioning function, has stable constant proportion output, fast time and convenient operation, and meets the production operation requirement of accurate proportioning.
The proportioning device comprises a control unit 2, an execution unit 4, a pressure pump 6 and a plurality of pipelines; the control unit 2 is connected with an execution unit 4, the execution unit 4 is connected with the pressure pump 6, the inlet end of the pressure pump 6 is connected to a liquid supply device through a fertilizer pipe branch 5, and the outlet end of the pressure pump 6 is connected to a main water pipe through a discharge pipe; the control unit 2 controls the working frequency of the pressure pump 6 through the execution unit 4, thereby controlling the flow rate of the liquid flowing through the pressure pump 6.
The inlet end of the pressure pump 6 is connected to a liquid supply device through a fertilizer pipe branch 5, and the liquid supply device is provided with fertilizer or pesticide with a certain concentration ratio in advance. The outlet end of the pressure pump 6 is connected to the main water pipe through a discharge pipe, and fertilizer or pesticide with certain concentration is injected into the main water pipe.
For the output flow size of better understanding pesticide or fertilizer, including setting up in the first flowmeter of main water pipe, setting up in second flowmeter 7, the communication module of fertile pipe branch road 5 in this ratio equipment, first flowmeter all passes through communication module connection control unit 2 with second flowmeter 7, will gather liquid flow and pass through communication module and transmit to control unit 2. The control unit 2 automatically calculates the target flow of the fertilizer pipe branch 5 according to the real-time liquid flow of the main water pipe collected by the first flow meter and the real-time liquid flow of the fertilizer pipe branch 5 collected by the second flow meter in combination with the output target of the water and fertilizer. The control unit 2 automatically calculates a target signal through a PID algorithm according to the real-time liquid flow of the fertilizer pipe branch 5 acquired by the second flow meter 7 and transmits the target signal to the execution unit 4.
In the production work, different proportions are needed in different areas, and the total proportion target and the water and fertilizer output target proportion can be modified in real time so as to meet the requirements of different areas on different proportions. The pressure pump 6 adjusts the working frequency according to the input given by the execution unit 4 to adjust the output flow of the pesticide or the fertilizer, thereby realizing the automatic proportioning of the target water-fertilizer output proportion. According to the real-time liquid flow and the requirement of the total target proportion, the adjustable constant proportion output of the fertilizer or pesticide and the water is realized through a PID algorithm.
More, the execution unit 4 is a frequency converter, and the control unit 2 is connected with the frequency converter; the control unit 2 adjusts the working frequency of the pressure pump 6 through a frequency converter, thereby controlling the flow rate of the liquid flowing through the pressure pump 6. Multiple tests prove that the mixed solution with large flow rate can be prepared in a short time, and 2.5m3 fertilizer can be prepared per hour to meet the requirement of large-area irrigation.
In order to facilitate the user to obtain and set the working information of the proportioning device, a human-computer interaction unit 1 connected with a control unit 2 is also arranged. The human-computer interaction unit 1 can be a touch screen, the human-computer interaction unit can be a touch screen, and a user can directly perform setting, water injection and start-stop operation of the total target proportion and the mother liquor configuration proportion through the touch screen, and check the real-time liquid flow of the main water pipe, the flow of the fertilizer pipe branch 5 and the water and fertilizer output target proportion. In this embodiment, still be provided with flow display element 3 alone in the ratio equipment, show the flow of main water pipe and fertile pipe branch road 5, the user of being convenient for directly perceivedly knows the behavior of main water pipe and fertile pipe branch road 5. More, the man-machine interaction unit 1 can be arranged on the proportioning device body, and can also be arranged on a remote terminal, and a user can select a remote adjusting mode to control the working state of the proportioning device through the remote terminal. This can be convenient for the user in time to know the operating condition of ratio equipment, in time adjustment.
Further, in order to adapt to different situations in the production operation, the control unit 2 of the proportioning device is further provided with a mode selection switch 9 for selecting an automatic adjustment mode, a remote adjustment mode and a manual adjustment mode. The automatic adjustment mode and the remote adjustment mode dynamically adjust the working frequency of the pressure pump 6 according to the real-time liquid flow collected by the first flowmeter and the second flowmeter 7, so that the water of the main water pipe and fertilizer or pesticide are kept in a preset proportion. And the manual adjustment mode is to control the pressure pump 6 to operate at a constant operating frequency. After the real-time liquid flow rates in the first flow meter and the second flow meter 7 are obtained, a proper working frequency is set, so that the pressure pump 6 is controlled to work at a relatively fixed working frequency, namely, a relatively fixed amount of fertilizer or pesticide is mixed into water. This is that when the liquid flow in the main water pipe cannot be kept relatively stable, the control host will frequently control the pressure pump 6 to change the operating frequency, which will affect the operating stability and the operating life of the pressure pump 6. Therefore, a constant proportioning ratio needs to be configured according to experience or in advance, and although the stable proportioning ratio in the automatic adjustment mode cannot be obtained, the operation of the pressure pump 6 can be stabilized on the premise of meeting the production operation requirement, so that the service life of the pressure pump is prolonged, and the production cost is reduced.
More, this ratio equipment can set up the quantity of force pump 6 and be a plurality of. The inlet end of each pressure pump 6 is connected to a liquid supply device, i.e. a pesticide or fertilizer tank, via a fertilizer pipe branch 5. The user can configure the proportion in each different liquid supply device, and control the proportion of fertilizer or pesticide supplied to the main water pipe by controlling the working frequency of each pressure pump 6, thereby simultaneously proportioning a plurality of different ingredients.
Furthermore, a check valve 8 is disposed at a position of the discharge pipe of the pressure pump 6 near the outlet to prevent water from flowing back into the pressure pump 6. Simultaneously all be provided with the physics valve of normally opening at inlet pipe and discharging pipe, under the condition that needs overhaul, replace equipment, close the pipeline through the physics valve, prevent that liquid from flowing. In order to deal with emergency, the control unit 2 is further provided with an emergency stop switch and an alarm, and the emergency stop switch and the alarm are used for controlling the proportioning device to stop working in emergency and reminding a user of abnormal equipment through the alarm.
The utility model can be suitable for the requirements of water-soluble fertilizers, compound fertilizers, formulated fertilizers, organic fertilizers and other fertilizers with accurate proportion and also can be used for the requirements of liquid medicines with accurate proportion. The manual adjusting mode and the braking adjusting mode can be switched by the mode change-over switch, so that the production operation under different conditions is adapted, and the working life of the proportioning equipment can be conveniently prolonged by adjusting according to actual conditions. In addition, the proportioning device can also obtain the real-time liquid flow of the main water pipe and the fertilizer pipe branch 5 in real time through the human-computer interaction unit 1, and the proportion is adjusted by combining with the output water and fertilizer target, so that the accurate proportion stable output control is realized, the operation is simple, the device is popular and easy to understand, and the proportion stable output control from the start to the target is about 15 s.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (9)
1. Proportioning equipment is characterized by comprising a control unit, an execution unit, a pressure pump and a plurality of pipelines; the control unit is connected with an execution unit, and the execution unit is connected with the pressure pump; the inlet end of the pressure pump is connected to liquid supply equipment through a fertilizer pipe branch, and the outlet end of the pressure pump is connected to a main water pipe through a discharge pipe; the control unit is used for controlling the working frequency of the pressure pump through the execution unit so as to control the flow rate of the liquid flowing through the pressure pump.
2. The proportioning device of claim 1, further comprising a first flow meter and a second flow meter connected to the control unit, wherein the first flow meter and the second flow meter; the first flowmeter is arranged on the main water pipe and used for collecting the real-time liquid flow of the main water pipe, and the second flowmeter is arranged on the fertilizer pipe branch and used for collecting the liquid flow of the fertilizer pipe branch.
3. A proportioning device according to claim 2 wherein the control unit is provided with a mode selection switch for selecting the automatic adjustment mode, the remote adjustment mode and the manual adjustment mode; the automatic adjustment mode and the remote adjustment mode are used for changing the working frequency of the pressure pump according to the liquid flow rates of the first flow meter and the second flow meter; the manual adjustment mode is such that the pressure pump operates at a constant operating frequency.
4. A proportioning device according to claim 3 wherein there is more than one pressure pump and the inlet end of each pressure pump is connected to the liquid supply through a fertilizer pipe branch.
5. A proportioning device according to any one of claims 2-4 further comprising a human-machine interaction unit connected to the control unit, the human-machine interaction unit being adapted to set a total target proportion, inject water, start and stop operation, and display a real-time liquid flow rate of the main water pipe, a branch flow rate of the fertilizer pipe, and a target proportion of the water and fertilizer output.
6. The proportioning device of claim 5 further comprising a communication module, wherein the communication module displays and transmits the real-time liquid flow values collected by the first flow meter and the second flow meter to the human-computer interaction unit.
7. The proportioning device of claim 6 wherein a check valve is disposed on a discharge pipe of the pressure pump near the outlet, and the inlet and outlet of the pressure pump are normally open physical valves.
8. The proportioning device of claim 7 further comprising an emergency stop switch connected to said control unit for controlling said pressure pump to stop operating in an emergency.
9. Proportioning device according to claim 6 wherein the liquid supply device is a fertilizer barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022944852.XU CN215877806U (en) | 2020-12-07 | 2020-12-07 | Proportioning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022944852.XU CN215877806U (en) | 2020-12-07 | 2020-12-07 | Proportioning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215877806U true CN215877806U (en) | 2022-02-22 |
Family
ID=80338552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022944852.XU Active CN215877806U (en) | 2020-12-07 | 2020-12-07 | Proportioning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215877806U (en) |
-
2020
- 2020-12-07 CN CN202022944852.XU patent/CN215877806U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209732208U (en) | Water, fertilizer, medicine integration automated control device | |
| CN108076771A (en) | A kind of facility water-fertilizer integrated intelligent irrigation equipment and control method | |
| CN106508508A (en) | Greenhouse-planting water-and-fertilizer-integration cluster irrigation system and method | |
| CN103535245A (en) | Multiple-irrigation-area automatic irrigation and fertilizer application device control equipment | |
| CN210726004U (en) | Water, fertilizer and pesticide mixing and drip irrigation integrated supercharging device | |
| CN105325278A (en) | Greenhouse water planting cyclic irrigation system and nutrient solution EC value control method | |
| CN103053385A (en) | Mobile multifunctional constant-pressure irrigation fertilizer distributor and irrigation and fertilizer distribution method thereof | |
| CN105815026A (en) | Agricultural water conservancy irrigation device | |
| CN111357463A (en) | Fertilizer quantitative conveying mode in agricultural irrigation and fertilization system | |
| CN109220145A (en) | A kind of bypass type fertilizer applicator of the adjustable self-adapting pipe flow of EC, PH | |
| CN110881299A (en) | Water and fertilizer integrated system for applying solid fertilizer | |
| CN205030116U (en) | Greenhouse water planting cyclic irrigation system | |
| CN204217418U (en) | A kind of novel active accurate Liquid Fertilizer medicine application device | |
| CN215877806U (en) | Proportioning equipment | |
| CN205546818U (en) | Liquid manure integration fertilizer distributor | |
| CN111468031A (en) | Automatic and accurate water and fertilizer proportioning control system and control method for sprinkling irrigation unit | |
| CN204837052U (en) | Controllable proportioning device that liquid fertilizied | |
| CN207869710U (en) | A kind of facility water-fertilizer integrated intelligent irrigation equipment | |
| CN111512763A (en) | Energy-saving accurate water-fertilizer-pesticide integrated irrigation system and control method thereof | |
| CN208001518U (en) | A kind of automatic drip irrigation system of more crop water and fertilizer synchronization quantitative managements | |
| CN208402455U (en) | A kind of water-fertilizer integral automatic irrigation system | |
| CN110839386A (en) | A accurate fertilizer injection unit for reel formula sprinkling irrigation machine | |
| CN109197089A (en) | A kind of fertilizer applicator that liquid manure dosage can be adjusted according to crop root ambient enviroment | |
| CN214961068U (en) | Proportioning equipment | |
| CN112742623B (en) | Automatic proportioning control method, proportioning equipment and storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |