CN214676566U

CN214676566U - Water and fertilizer mixing and conveying device

Info

Publication number: CN214676566U
Application number: CN202120801725.6U
Authority: CN
Inventors: 马睿
Original assignee: Ningxia Zhibo Technology Co ltd
Current assignee: Ningxia Zhibo Technology Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-12
Anticipated expiration: 2031-04-19

Abstract

The utility model relates to a liquid manure mixing and conveying device, which comprises a main control system, a water supply assembly and a fertilizer supply assembly; the water supply assembly comprises a water transmission main pipe, a first variable frequency pump and a first flow detector, wherein the first flow detector is arranged on the water transmission main pipe and is used for detecting the water outlet flow of the first variable frequency pump; the fertilizer supply assembly comprises a fertilizer supply pump, a fertilizer outlet pipe and a second flow detector, and the second flow detector is arranged on the fertilizer outlet pipe and used for detecting the flow of liquid fertilizer; the first flow detector transmits real-time water flow numerical signals flowing through the water delivery main pipe to the main control system, the second flow detector transmits real-time fertilizer liquid flow numerical signals flowing through the fertilizer outlet pipe to the main control system, the main control system controls the water supply amount of the water supply assembly and the fertilizer supply amount of the fertilizer supply assembly to enable the water supply amount and the fertilizer supply amount to be controlled within a preset numerical range according to data information transmitted by the first flow detector and the second flow detector, and the purposes of dynamic detection, real-time accurate adjustment and accurate fertilization are achieved.

Description

Water and fertilizer mixing and conveying device

Technical Field

The utility model relates to an farming technical field especially relates to a liquid manure mixes conveyor.

Technical Field

The irrigation and fertilization are very critical links in agricultural planting, the irrigation and fertilization are separately carried out in the past, along with the development of fertilization technology, the water and fertilizer integrated precise irrigation and fertilization technology is a novel precise agricultural technology which combines fertilization and irrigation together, fertilizer liquid which is prepared by blending solid fertilizer or liquid fertilizer is uniformly and accurately input into soil at the root of crops by means of an irrigation system, the irrigation water quantity and the fertilization quantity are effectively controlled, and the utilization efficiency of the water and fertilizer is improved.

However, the rotation speed of the water pump is unstable due to voltage and the like, or the water pressure in the water supply pipeline is unstable, so that the water supply quantity cannot be kept stable; the fertilizer supply amount flowing out of the fertilizer storage tank is also unstable due to voltage or fertilizer liquid pressure change in the fertilizer storage tank; finally, the actual proportion of the water supply amount and the fertilizer supply amount and the accurate proportion value have certain difference, so that the phenomenon of little or much fertilizer application amount occurs after fertilizer application, and the growth effect of crops is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a water and fertilizer mixing and conveying device which can accurately control the mixing ratio of water and fertilizer under the condition of constantly changing water supply and fertilizer supply.

A water and fertilizer mixing and conveying device comprises a main control system, a water supply assembly and a fertilizer supply assembly; the water supply assembly comprises a water inlet main pipe, a water delivery main pipe, a first variable frequency pump and a first flow detector, the water inlet main pipe is connected with the water inlet end of the first variable frequency pump, the water outlet end of the first variable frequency pump is connected with the water delivery main pipe, the first flow detector is arranged on the water delivery main pipe and used for detecting the water outlet flow of the first variable frequency pump, the water inlet end of the fertilizer supply assembly is connected with the water delivery main pipe through a pipeline, and the fertilizer outlet end of the fertilizer supply assembly is connected with the water delivery main pipe through a pipeline; the fertilizer supply assembly comprises a water inlet branch pipe, a fertilizer storage tank, a fertilizer supply pump, a fertilizer outlet pipe and a second flow detector, wherein one end of the water inlet branch pipe is connected with the water delivery main pipe, a connection node of the water inlet branch pipe and the water delivery main pipe is positioned between the first variable frequency pump and the first flow detector, the other end of the water inlet branch pipe is connected with a water inlet end of the fertilizer storage tank, an input end of the fertilizer supply pump is installed in the fertilizer storage tank, an output end of the fertilizer supply pump is connected with one end of the fertilizer outlet pipe, the second flow detector is installed on the fertilizer outlet pipe and used for detecting the flow of liquid fertilizer, and the other end of the fertilizer outlet pipe is communicated with the water delivery main pipe; the main control system is respectively electrically connected with the first flow detector and the second flow detector, and the main control system controls the water supply amount of the water supply assembly and the fertilizer supply amount of the fertilizer supply assembly in real time according to data information transmitted by the first flow detector and the second flow detector so that the real-time ratio of the water supply amount and the fertilizer supply amount is controlled within a preset numerical range to realize accurate fertilization.

Preferably, the water supply assembly comprises a first filter, a second variable frequency pump, a second filter, a first three-way pipe and a second three-way pipe, the water inlet end of the first three-way pipe is connected with the water inlet main pipe, one water outlet end of the first three-way pipe is connected with the first variable frequency pump, the first variable frequency pump is connected with the first filter, the other water outlet end of the first three-way pipe is connected with the second variable frequency pump, the second filter is arranged on the water outlet side of the second variable frequency pump, one water inlet end of the second three-way pipe is connected with the pipeline provided with the first filter, the other water inlet end of the second three-way pipe is connected with the pipeline provided with the second filter, the water outlet end of the second three-way pipe is connected with the water delivery main pipe, and the connection node of the water inlet branch pipe and the water delivery main pipe is located between the water outlet end of the second three-way pipe and the first flow detector.

Preferably, a third filter is arranged on a main water inlet pipe connected with the water supply assembly and the water storage tank.

Preferably, the confession fertile subassembly still includes first valve, the fourth filter, check valve and second valve, first valve is installed and is used for controlling the water yield that gets into the storage fertilizer jar on the branch pipe of intaking, the fourth filter, check valve and second valve are installed on going out fertile pipe, the fertilizer liquid that the fourth filter was installed at the confession fertile pump gets into the side, the check valve is installed in the fertilizer liquid discharge side that supplies fertile pump, the second valve is the solenoid valve, second valve and major control system electrical property link to each other, the major control system control second valve's opening and closing angle and realize controlling the size of fertilizer liquid flow in going out fertile pipe.

Preferably, the first valve is a manual valve or an electric valve, the first valve is electrically connected with the main control system when the electric valve is used, and the main control system controls the opening and closing of the first valve to realize remote water adding of the fertilizer storage tank.

Preferably, liquid manure mixes conveyor includes a plurality of fertile subassemblies that supply, and every water inlet that supplies fertile subassembly all is linked together with the branch pipe of intaking, is equipped with first valve on every pipeline that supplies to link to each other between fertile subassembly and the intaking, and every fertilizer outlet pipe that supplies fertile subassembly is responsible for with the water delivery and is linked to each other.

Preferably, the end setting of intaking of every storage fertilizer jar is at the top of storing up fertile jar, and the one end of the branch pipe of intaking links to each other with the end of intaking of storing up fertile jar, and the fertile liquid outlet end setting of every storage fertilizer jar is in the bottom of storing up fertile jar, and the one end of play fertile pipe links to each other with the fertile liquid outlet end of storing up fertile jar.

Preferably, the mixed conveyor of liquid manure still includes water storage tank and motor-pumped well pump, and the play water end of water storage tank links to each other with the one end of the main pipe of intaking, and the end of intaking of water storage tank links to each other with the motor-pumped well pump.

Preferably, the main control system comprises a data storage unit, a data calculation unit, a data comparison unit and a control unit; the data storage unit is used for storing a preset ratio, a real-time water flow numerical value and a real-time liquid fertilizer flow numerical value, the first flow detector transmits a real-time water flow numerical value signal to the storage unit, and the second flow detector transmits a real-time liquid fertilizer flow numerical value signal to the storage unit; the data calculation unit acquires a real-time water flow value and a real-time liquid fertilizer flow value from the data storage unit, calculates a ratio of the real-time water flow value to the real-time liquid fertilizer flow value to obtain a real-time ratio, and stores the obtained real-time ratio in the data storage unit; the data comparison unit acquires a preset matching ratio and a real-time matching ratio from the data storage unit, compares the preset matching ratio with the real-time matching ratio, and transmits a judgment result after comparison to the control unit; the control unit controls the power of the first variable frequency pump or the power of the second variable frequency pump according to the judgment result, or controls the power of the first variable frequency pump and the power of the second variable frequency pump simultaneously, so as to adjust the real-time water flow, or the control unit controls the power of the fertilizer supply pump in each fertilizer supply assembly or the opening and closing angle of the second valve or the power of the fertilizer supply pump and the opening and closing angle of the second valve according to the judgment result, so as to adjust the fertilizer supply amount, and the real-time ratio value is obtained by continuously adjusting and obtaining the dynamically-changed real-time water flow or real-time liquid fertilizer flow and calculating the real-time water flow and the real-time liquid fertilizer flow, so that the real-time ratio value is close to or equal to the preset ratio value, and accurate fertilization is realized.

Among the above-mentioned liquid manure mixes conveyor, first flow detector will flow through the real-time discharge numerical signal transmission to the major control system that the water delivery was responsible for, the second flow detector will flow through the real-time fertile liquid flow numerical signal transmission to the major control system that goes out the fertile pipe simultaneously, the data information of major control system according to first flow detector and second flow detector transmission, the water supply of real-time control water supply subassembly and the confession fertile volume that supplies fertile subassembly make the water supply and supply fertile volume join in marriage the ratio control in real time and in the numerical range of predetermineeing, detect and real-time accurate adjustment and realize the purpose of accurate fertilization in the realization developments.

Drawings

Fig. 1 is a structural block diagram of a water and fertilizer mixing and conveying device.

Fig. 2 is a block diagram of the structure of the master control system and associated components.

In the figure: the device comprises a water and fertilizer mixing and conveying device 100, a main control system 10, a data storage unit 11, a data calculation unit 12, a data comparison unit 13, a control unit 14, a water supply assembly 20, a water inlet main pipe 21, a third filter 211, a water delivery main pipe 22, a first variable frequency pump 23, a first flow detector 24, a first filter 25, a second variable frequency pump 26, a second filter 27, a first three-way pipe 28, a second three-way pipe 29, a fertilizer supply assembly 30, a water inlet branch pipe 31, a fertilizer storage tank 32, a fertilizer supply pump 33, a fertilizer outlet pipe 34, a second flow detector 35, a first valve 36, a fourth filter 37, a check valve 38 and a second valve 39.

Detailed Description

The following combines the utility model discloses an attached drawing does further elaboration to the technical scheme and the technological effect of utility model embodiment.

Referring to fig. 1, the water and fertilizer mixing and conveying device 100 includes a main control system 10, a water supply assembly 20 and a fertilizer supply assembly 30; the water supply assembly 20 comprises a water inlet main pipe 21, a water delivery main pipe 22, a first variable frequency pump 23 and a first flow detector 24, wherein the water inlet main pipe 21 is connected with the water inlet end of the first variable frequency pump 23, the water outlet end of the first variable frequency pump 23 is connected with the water delivery main pipe 22, and the first flow detector 24 is arranged on the water delivery main pipe 22 and used for detecting the water outlet flow of the first variable frequency pump 23; the water inlet end of the fertilizer supply component 30 is connected with the main water pipe 22 through a pipeline, the fertilizer outlet end of the fertilizer supply component 30 is connected with the main water pipe 22 through a pipeline, the fertilizer supply component 30 comprises a water inlet branch pipe 31 and a fertilizer storage tank 32, a fertilizer supply pump 33, a fertilizer outlet pipe 34 and a second flow detector 35, wherein one end of the water inlet branch pipe 31 is connected with the water delivery main pipe 22, the connection node of the water inlet branch pipe 31 and the water delivery main pipe 22 is positioned between the first variable frequency pump 23 and the first flow detector 24, the other end of the water inlet branch pipe 31 is connected with the water inlet end of the fertilizer storage tank 32, the input end of the fertilizer supply pump 33 is installed in the fertilizer storage tank 32, the output end of the fertilizer supply pump 33 is connected with one end of the fertilizer outlet pipe 34, the second flow detector 35 is installed on the fertilizer outlet pipe 34 and used for detecting the flow of liquid fertilizer, the other end of the fertilizer outlet pipe 34 is communicated with the water delivery main pipe 22, and the first flow detector 24 and the second flow detector 35 are respectively and electrically connected with the main control system 10; the first flow detector 24 transmits the water flow numerical value in unit time to the main control system 10, the water flow in unit time is called real-time water flow, the second flow detector 35 transmits the flow numerical value of the fertilizer in unit time to the main control system 10, the flow of the fertilizer in unit time is called real-time fertilizer flow, the main control system 10 obtains a real-time proportioning value by calculating the real-time water flow numerical value and the flow numerical value of the fertilizer, a preset proportioning ratio is preset in the main control system 10, the preset proportioning ratio is the ratio of the preset water flow to the preset liquid fertilizer flow, the main control system 10 compares the real-time proportioning value with the preset proportioning value and then adjusts the working power of the first variable frequency pump 23 or the working power of the fertilizer supply pump 33 in real time, the real-time proportioning value obtained after adjustment is equal to or very close to the preset proportioning value, and the aim of accurate fertilizer application is achieved, and the unit time is 1 second or 10 seconds, Or 1 minute.

Referring to fig. 1, the water supply assembly 20 includes a first filter 25, a second variable frequency pump 26, a second filter 27, the water inlet end of the first three-way pipe 28 is connected with the water inlet main pipe 21, one water outlet end of the first three-way pipe 28 is connected with the first variable frequency pump 23, the first variable frequency pump 23 is connected with the first filter 25, the other water outlet end of the first three-way pipe 28 is connected with the second variable frequency pump 26, the second filter 27 is installed on the water outlet side of the second variable frequency pump 26, one water inlet end of the second three-way pipe 29 is connected with the pipeline provided with the first filter 25, the other water inlet end of the second three-way pipe 29 is connected with the pipeline provided with the second filter 27, the water outlet end of the second three-way pipe 29 is connected with the water delivery main pipe 22, and the connection joint of the water inlet branch pipe 31 and the water delivery main pipe 22 is located between the water outlet end of the second three-way pipe 29 and the first flow detector 24. The water inlet main pipe 21 connected with the water supply assembly 20 and the water storage tank is provided with a third filter 211, and the third filter 211 is used for filtering impurities flowing through the water inlet main pipe 21.

Referring to fig. 1, the fertilizer supply assembly 30 further includes a first valve 36, a fourth filter 37, a check valve 38 and a second valve 39, the first valve 36 is installed on the water inlet branch pipe 31 for controlling the amount of water entering the fertilizer storage tank 32, the fourth filter 37, the check valve 38 and the second valve 39 are installed on the fertilizer outlet pipe 34, the fourth filter 37 is installed on the fertilizer liquid inlet side of the fertilizer supply pump 33, the check valve 38 is installed on the fertilizer liquid outlet side of the fertilizer supply pump 33, the second valve 39 is an electromagnetic valve, the second valve 39 is electrically connected to the main control system 10, and the main control system 10 controls the opening and closing angle of the second valve 39 to control the flow rate of the fertilizer liquid in the fertilizer outlet pipe 34. The first valve 36 is a manual valve or an electric valve, the first valve 36 is electrically connected with the main control system 10 when the electric valve is adopted, and the main control system 10 controls the opening and closing of the first valve 36 to remotely supply water to the fertilizer storage tank 32.

Referring to fig. 1, the liquid manure mixing and conveying device 100 includes a plurality of fertilizer supplying assemblies 30, a water inlet branch pipe 31 of each fertilizer supplying assembly 30 is connected to a water main pipe 22, and a fertilizer outlet pipe 34 of each fertilizer supplying assembly 30 is connected to the water main pipe 22. The end of intaking of every storage fertilizer jar 32 sets up at the top of storage fertilizer jar 32, and the one end of intaking branch pipe 31 links to each other with the end of intaking of storage fertilizer jar 32, and the fertile liquid outlet end setting of every storage fertilizer jar 32 is in the bottom of storage fertilizer jar 32, and the one end of play fertile pipe 34 links to each other with the fertile liquid outlet end of storage fertilizer jar 32. The water and fertilizer mixing and conveying device 100 further comprises a water storage tank 40 and a motor-pumped well pump 50, wherein the water outlet end of the water storage tank 40 is connected with one end of the water inlet main pipe 21, and the water inlet end of the water storage tank 40 is connected with the motor-pumped well pump 50.

Referring to fig. 2, the main control system 10 includes a data storage unit 11, a data calculation unit 12, a data comparison unit 13, and a control unit 14; the data storage unit 11 is used for storing a preset ratio, a real-time water flow value and a real-time liquid fertilizer flow value; the data calculation unit 12 obtains the real-time water flow value and the real-time liquid fertilizer flow value from the data storage unit 11, meanwhile, the data calculation unit 12 calculates the ratio of the real-time water flow value to the real-time liquid fertilizer flow value to obtain a real-time ratio, and the data calculation unit 12 stores the obtained real-time ratio to the data storage unit 11; the data comparison unit 13 acquires the preset ratio and the real-time ratio from the data storage unit 11, compares the preset ratio with the real-time ratio, and the data comparison unit 13 transmits the compared judgment result to the control unit 14; the control unit 14 controls the power of the first variable frequency pump 23, the power of the second variable frequency pump 26, or both the power of the first variable frequency pump 23 and the power of the second variable frequency pump 26 according to the judgment result to adjust the real-time water flow, or the control unit 14 controls the power of the fertilizer supply pump 33, the opening and closing angle of the second valve 39, or the power of the fertilizer supply pump 33 and the opening and closing angle of the second valve 39 in each fertilizer supply assembly 30 according to the judgment result to adjust the fertilizer supply amount, and the real-time water flow or the real-time liquid fertilizer flow which is dynamically changed is continuously adjusted and obtained, and the real-time allocation value is obtained by calculating the real-time water flow and the real-time liquid fertilizer flow, so that the real-time allocation value is close to or equal to the preset allocation value, and accurate fertilization is realized.

Claims

1. A water and fertilizer mixing and conveying device is characterized by comprising a main control system, a water supply assembly and a fertilizer supply assembly; the water supply assembly comprises a water inlet main pipe, a water delivery main pipe, a first variable frequency pump and a first flow detector, the water inlet main pipe is connected with the water inlet end of the first variable frequency pump, the water outlet end of the first variable frequency pump is connected with the water delivery main pipe, the first flow detector is arranged on the water delivery main pipe and used for detecting the water outlet flow of the first variable frequency pump, the water inlet end of the fertilizer supply assembly is connected with the water delivery main pipe through a pipeline, and the fertilizer outlet end of the fertilizer supply assembly is connected with the water delivery main pipe through a pipeline; the fertilizer supply assembly comprises a water inlet branch pipe, a fertilizer storage tank, a fertilizer supply pump, a fertilizer outlet pipe and a second flow detector, wherein one end of the water inlet branch pipe is connected with the water delivery main pipe, a connection node of the water inlet branch pipe and the water delivery main pipe is positioned between the first variable frequency pump and the first flow detector, the other end of the water inlet branch pipe is connected with a water inlet end of the fertilizer storage tank, an input end of the fertilizer supply pump is installed in the fertilizer storage tank, an output end of the fertilizer supply pump is connected with one end of the fertilizer outlet pipe, the second flow detector is installed on the fertilizer outlet pipe and used for detecting the flow of liquid fertilizer, and the other end of the fertilizer outlet pipe is communicated with the water delivery main pipe; the main control system is respectively electrically connected with the first flow detector and the second flow detector, and the main control system controls the water supply amount of the water supply assembly and the fertilizer supply amount of the fertilizer supply assembly in real time according to data information transmitted by the first flow detector and the second flow detector so that the real-time ratio of the water supply amount and the fertilizer supply amount is controlled within a preset numerical range to realize accurate fertilization.

2. The water and fertilizer mixing and conveying device as claimed in claim 1, wherein the water supply assembly comprises a first filter, a second variable frequency pump and a second filter, the water inlet end of the first three-way pipe is connected with the water inlet main pipe, one water outlet end of the first three-way pipe is connected with the first variable frequency pump, the first variable frequency pump is connected with the first filter, the other water outlet end of the first three-way pipe is connected with the second variable frequency pump, the second filter is installed on the water outlet side of the second variable frequency pump, one water inlet end of the second three-way pipe is connected with a pipeline provided with the first filter, the other water inlet end of the second three-way pipe is connected with a pipeline provided with the second filter, the water outlet end of the second three-way pipe is connected with the water delivery main pipe, and the water inlet branch pipe and the water delivery connection node are located between the water outlet end of the second three-way pipe and the first flow detector.

3. The liquid manure mixing and conveying device as claimed in claim 2, wherein the main water inlet pipe connected with the water supply assembly and the water storage tank is provided with a third filter.

4. The mixed liquid fertilizer conveying device of claim 3, wherein the fertilizer supply assembly further comprises a first valve, a fourth filter, a check valve and a second valve, the first valve is installed on the water inlet branch pipe and used for controlling the amount of water entering the fertilizer storage tank, the fourth filter, the check valve and the second valve are installed on the fertilizer outlet pipe, the fourth filter is installed on the fertilizer liquid inlet side of the fertilizer supply pump, the check valve is installed on the fertilizer liquid outlet side of the fertilizer supply pump, the second valve is an electromagnetic valve and is electrically connected with the main control system, and the main control system controls the opening and closing angle of the second valve to control the flow rate of the fertilizer liquid in the fertilizer outlet pipe.

5. The water and fertilizer mixing and conveying device as claimed in claim 4, wherein the first valve is a manual valve or an electric valve, the first valve is electrically connected with the main control system when the first valve is the electric valve, and the main control system controls the opening and closing of the first valve to remotely supply water to the fertilizer storage tank.

6. The mixed liquid fertilizer conveying device as claimed in claim 5, wherein the mixed liquid fertilizer conveying device comprises a plurality of liquid fertilizer supply assemblies, the water inlet of each liquid fertilizer supply assembly is communicated with the water inlet branch pipe, a first valve is arranged on a pipeline connected between each liquid fertilizer supply assembly and the water inlet, and the liquid fertilizer outlet pipe of each liquid fertilizer supply assembly is connected with the water main pipe.

7. The mixed liquid fertilizer conveying device as claimed in claim 6, wherein the water inlet end of each fertilizer storage tank is arranged at the top of the fertilizer storage tank, one end of the water inlet branch pipe is connected with the water inlet end of the fertilizer storage tank, the fertilizer liquid outlet end of each fertilizer storage tank is arranged at the bottom of the fertilizer storage tank, and one end of the fertilizer outlet pipe is connected with the fertilizer liquid outlet end of the fertilizer storage tank.

8. The device for mixing and conveying liquid manure as claimed in claim 7, wherein the device further comprises a water storage tank and a motor-pumped well pump, wherein the water outlet end of the water storage tank is connected with one end of the water inlet main pipe, and the water inlet end of the water storage tank is connected with the motor-pumped well pump.

9. The liquid manure mixing and conveying device as claimed in claim 8, wherein the main control system comprises a data storage unit, a data calculation unit, a data comparison unit and a control unit; the data storage unit is used for storing a preset ratio, a real-time water flow numerical value and a real-time liquid fertilizer flow numerical value, the first flow detector transmits a real-time water flow numerical value signal to the storage unit, and the second flow detector transmits a real-time liquid fertilizer flow numerical value signal to the storage unit; the data calculation unit acquires a real-time water flow value and a real-time liquid fertilizer flow value from the data storage unit, calculates a ratio of the real-time water flow value to the real-time liquid fertilizer flow value to obtain a real-time ratio, and stores the obtained real-time ratio in the data storage unit; the data comparison unit acquires a preset matching ratio and a real-time matching ratio from the data storage unit, compares the preset matching ratio with the real-time matching ratio, and transmits a judgment result after comparison to the control unit; the control unit controls the power of the first variable frequency pump or the power of the second variable frequency pump according to the judgment result, or controls the power of the first variable frequency pump and the power of the second variable frequency pump simultaneously, so as to adjust the real-time water flow, or the control unit controls the power of the fertilizer supply pump in each fertilizer supply assembly or the opening and closing angle of the second valve or the power of the fertilizer supply pump and the opening and closing angle of the second valve according to the judgment result, so as to adjust the fertilizer supply amount, and the real-time ratio value is obtained by continuously adjusting and obtaining the dynamically-changed real-time water flow or real-time liquid fertilizer flow and calculating the real-time water flow and the real-time liquid fertilizer flow, so that the real-time ratio value is close to or equal to the preset ratio value, and accurate fertilization is realized.