CN213042166U

CN213042166U - Intelligent liquid manure control system

Info

Publication number: CN213042166U
Application number: CN202021734936.4U
Authority: CN
Inventors: 李国润; 罗胜; 李令臣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-04-23
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses an intelligence liquid manure control system relates to intelligent agriculture technical field, including the inlet tube, inhale fertile pipe, mix fertile pipe, check valve, solenoid valve, relay, tee bend to silk water pipe, EC sensor, input formula liquid level changer, inhale fertile pump, stm32 singlechip, resistance LCD screen. The utility model discloses an installation tee bend makes water and fertilizer converge at the corner to the silk water pipe, through mixing fertile pipe intensive mixing, EC value in the real-time supervision pipe of EC sensor by single chip microcomputer control to inhale fertile pump power size and make the liquid manure compare and reach the stable value of settlement by the single chip microcomputer regulation, this device has changed traditional fertilizer mixing mode, improved when having reduced artifical participation and mixed fertile precision, very big reduction fertilizer is extravagant, mixed fertile efficiency has been improved effectively.

Description

Intelligent liquid manure control system

Technical Field

The utility model relates to an intelligent agriculture technical field especially relates to liquid manure integration control system.

Background

The traditional pesticide spraying mode is machine pesticide spraying and manual pesticide spraying, the existing agricultural field pesticide spraying machine and liquid fertilizer applicator are matched with fertilizers and need manual operation, the fertilizer configuration is unreasonable, the loss seriously causes unnecessary pollution, meanwhile, the manual fertilizer application causes great harm to human bodies, and the long-term operation is difficult.

The existing fertilizer mixing device is a drip irrigation facility agricultural product, a water purification tank is needed for fertilizer mixing, a mother liquor tank and a fertilizer preparation tank exist simultaneously, the occupied space of equipment is large, and the equipment is not suitable for self-propelled agricultural machinery products.

The domestic small and medium-sized self-propelled or traction-type pesticide spraying machines are all used for manually preparing fertilizers, the large-scale pesticide spraying machine adopts a fertilizer tank and a water storage tank which are in a separated design, the machine is used for mixing fertilizers, the adding amount of specific fertilizer liquid needs manual calculation, the error is large, the automation degree is low, and meanwhile, the manufacturing cost is expensive.

The agricultural pesticide spraying machine and the liquid fertilizer applying machine at foreign countries adopt the design of a water storage tank, a fertilizer tank and a fertilizer mixing tank, for example, a CAMPO 15-20 traction type pesticide spraying machine produced by Masziao company of Italy well-known enterprises, and the fertilizer mixing working mode of the machine is that the machine pumps clean water and all liquid fertilizer in the fertilizer tank and then stores the clean water and all the liquid fertilizer in the fertilizer tank into the fertilizer mixing tank, and finishes fertilizer preparation. The method can not detect the content of the fertilizer liquid, is difficult to achieve the optimal proportion of the fertilizer liquid, and has high manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intelligence liquid manure control system has solved the current agricultural laxative technique and has mixed fertile required bucket many and artifical big scheduling problem of fertilizer labour cost that mixes.

In order to solve the technical problem, the utility model provides an intelligence liquid manure control system. The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: the intelligent liquid manure control system comprises a fertilizer suction pump, a check valve, an electromagnetic valve, a relay, a three-way wire-aligning water pipe, an EC sensor, an stm32 single chip microcomputer, a throwing-in type liquid level transmitter, a fertilizer mixing pipe, a water inlet pipe, a fertilizer suction pipe and a resistance liquid crystal screen; the fertilizer suction pump is a direct-current booster submersible pump, the left end of the fertilizer suction pump is connected with the check valve through a fertilizer suction pipe, the lower end of the fertilizer suction pump is connected to the fertilizer storage box through a fertilizer suction pipe, each connecting part is in threaded connection, and the upper end of the fertilizer suction pump is connected with the stm32 single chip microcomputer through a circuit; the check valve is communicated from right to left in a one-way mode, the left end of the check valve is connected with the three-way thread-aligning water pipe, and the right end of the check valve is connected with the fertilizer suction pump; the electromagnetic valve is fixed at the upper end of the three-way wire aligning water pipe and is connected with the relay through a circuit; the relay is connected to the relay and the stm32 single chip microcomputer through a circuit; the right end of the three-way wire aligning water pipe is connected with the check valve, the upper end of the three-way wire aligning water pipe is connected with the electromagnetic valve, the left section of the three-way wire aligning water pipe is connected with the fertilizer mixing pipe, and each connecting part is in threaded connection; the upper end of the EC sensor is connected with the stm32 singlechip through a circuit, and the lower end of the EC sensor is connected with the fertilizer mixing pipe through hot melting butt joint; the input type liquid level transmitter is connected with the stm32 singlechip through a circuit; the resistance liquid crystal screen is connected with the stm32 singlechip through a circuit; the left end of the fertilizer mixing pipe is connected with the EC sensor in a hot melting butt joint mode, and the right end of the fertilizer mixing pipe is connected with the left end of the three-way wire butt joint water pipe through threads.

Furthermore, three ends of the three-way pipe are respectively connected with an electromagnetic valve, a check valve and a fertilizer mixing pipe, water is fed into the electromagnetic valve, fertilizer is fed into the check valve, and the water and the fertilizer are mixed at the corners of the three-way pipe and enter the fertilizer mixing pipe for full mixing.

Furthermore, the EC sensor is controlled by the stm32 single-chip microcomputer, and the EC value of water and fertilizer in the pipe can be monitored in real time.

Furthermore, the single chip microcomputer controls the power of the fertilizer suction pump through a standard incremental PID algorithm so as to control the fertilizer feeding amount,

furthermore, the electromagnetic valve takes a relay as a central device, is connected with a single chip microcomputer through a circuit, and controls the relay through a single chip, so that the electromagnetic valve is controlled to normally operate;

furthermore, the input type liquid level transmitter sets programs through a single chip microcomputer and is used for detecting the residual amount of the fertilizer in the fertilizer storage box, so that the operation or stop of the device is controlled.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up the tee bend to silk water pipe, make water and fertilizer converge at the corner, through mixing fertile pipe intensive mixing, take the water storage tank, store up fertile jar, mix fertile jar design with spouting the medicine machine and compare, realized embedded closed-loop operation when having reduced and having mixed fertile jar, improved greatly and mixed fertile efficiency and mixed fertile precision, very big reduction unnecessary pesticide pollution.

2. The utility model discloses in, the user of being convenient for reads EC sensor value, adopts the design of resistance LCD screen, shows the EC value of liquid in the fertilizer mixing pipe in real time. The EC sensor feeds back the measured value to the single chip microcomputer, and the single chip microcomputer controls the power of the fertilizer suction pump through a standard incremental PID algorithm, so that the EC value of the liquid in the fertilizer mixing pipe tends to a set value and is stable.

3. The utility model discloses in, through setting up the input liquid level transmitter, connect stm32 single chip microcomputer control unit for the fertilizer surplus in the monitoring storage fertilizer case, when the fertilizer surplus equals or is less than the setting value in the storage fertilizer case, device bring to rest.

Drawings

FIG. 1 is a front perspective view of the present invention;

FIG. 2 is a perspective view of the present invention from the top;

in the figure: 1. a water inlet pipe; 2. a check valve; 3. a water outlet; 4, a three-way pipe for threading; 5. an EC sensor; 6. stm32 singlechip; 7. a drop-in liquid level transmitter; 8. a fertilizer suction pump; 9. a fertilizer suction pipe; 10. an electromagnetic valve; 11. a relay; 12. a fertilizer mixing pipe; 13. and a resistance liquid crystal screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

please refer to fig. 1 and fig. 2, the utility model provides an intelligent fertilizer mixing system, which comprises: the device comprises a three-way wire-aligning water pipe 4, an EC sensor 5, an stm32 single chip microcomputer 6, a throwing-in type liquid level transmitter 7, a fertilizer suction pump 8, an electromagnetic valve 10 and a relay 11, wherein the three-way wire-aligning water pipe 4 is respectively connected with a fertilizer mixing pipe 12, the electromagnetic valve 10 and a check valve 2; the lower end of the EC sensor 5 is in butt joint with a fertilizer mixing pipe 12 through hot melting; the EC sensor 5, the input type liquid level transmitter 7, the relay 11, the fertilizer suction pump 8 and the resistance liquid crystal screen 13 are all controlled by a stm32 single chip microcomputer 6.

Example two:

the fertilizer suction pump of the intelligent fertilizer mixing system is a direct-current booster submersible pump.

The utility model has the function of automatic adjustment according to the set EC value when in operation, the whole operation process of the device is as follows, the staff opens the water storage tank and the fertilizer storage tank which are connected with the water inlet pipe 1 and the fertilizer suction pipe 9, starts the stm32 single chip microcomputer 6, sets the EC value and the residual amount of the fertilizer liquid which need to be reached through the resistance liquid crystal screen 13, then controls the relay 11 through the stm32 single chip microcomputer 6, opens the electromagnetic valve 10, and controls the normal operation of the fertilizer suction pump 8 at the same time, as shown in figure 1-figure 2, the water converges at the corner of the silk water pipe 4 through the three-way by the electromagnetic valve 10 and the fertilizer through the check valve 2, and is fully mixed through the fertilizer mixing pipe 12, the mixed fertilizer flows through the EC sensor 5 controlled by the stm32 6 through the fertilizer mixing pipe 12, the single chip microcomputer sensor 5 detects the EC value of the liquid in the fertilizer mixing pipe 12, and feeds back to the stm32 single chip microcomputer 6 at the same time, the, and then the EC value of the liquid in the fertilizer mixing pipe 12 is close to the set value and is stable, the input liquid level transmitter 7 is used for detecting the residual amount of the fertilizer in the fertilizer storage tank and feeding back to the stm32 single chip microcomputer 6, and when the residual amount of the fertilizer is equal to or lower than the set concentration, the device stops running.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. Fertile control system is mixed to intelligence, its characterized in that: the fertilizer mixing device comprises a fertilizer suction pump (8), wherein the fertilizer suction pump (8) is a direct-current pressurizing submersible pump, a check valve (2) connected with a fertilizer suction pipe in a threaded manner is fixed on a three-way wire-to-wire water pipe (4) at the left end of the check valve (2) in a threaded manner, and an EC sensor (5) connected with the left end of a fertilizer mixing pipe (12) in a hot melting butt joint manner, and meanwhile, the right end of the fertilizer mixing pipe (12) is fixed at the left end of the three-way wire-to-wire water pipe (4) in a threaded manner and is fixed on an electromagnetic valve (10) at the upper end of the three-way wire-to; the upper end of the EC sensor (5) and the right end of the electromagnetic valve (10) are respectively connected with the stm32 singlechip (6) and the relay (11) through circuits, the upper end of the relay (11) and the upper end of the fertilizer suction pump (8) are connected with the stm32 singlechip (6) through circuits, and the input type liquid level transmitter (7) and the resistance liquid crystal screen (13) are connected with the stm32 singlechip (6) through circuits; the EC sensor (5), the relay (11), the fertilizer suction pump (8), the input type liquid level transmitter (7) and the resistance liquid crystal screen (13) are controlled by a stm32 singlechip (6).

2. The intelligent fertilizer mixing control system according to claim 1, wherein: the tee joint is to silk water pipe (4), and solenoid valve (10), check valve (2), mixed fertilizer pipe (12) are connected respectively to the three-terminal for water and fertilizer mix, the connected mode is threaded connection.

3. The intelligent fertilizer mixing control system according to claim 1, wherein: the EC sensor (5) is connected with a control unit of the stm32 singlechip (6) through a circuit, a resistance liquid crystal screen (13) is adopted to set a target EC value and display the EC value in the fertilizer mixing pipe in real time.

4. The intelligent fertilizer mixing control system according to claim 1, wherein: the fertilizer suction pump (8) is connected with the stm32 single chip microcomputer (6) control unit through a circuit, and the stm32 single chip microcomputer (6) controls the power of the fertilizer suction pump (8) through a PID algorithm.

5. The intelligent fertilizer mixing control system according to claim 1, wherein: the input type liquid level transmitter (7) is connected with the stm32 single chip microcomputer (6) control unit through a circuit, and the stm32 single chip microcomputer (6) runs or stops through a set program control device.

6. The intelligent fertilizer mixing control system according to claim 1, wherein: the relay (11) is connected with a stm32 single chip microcomputer (6) control unit through a circuit, and the single chip microcomputer controls the operation or the closing of the electromagnetic valve (10) through controlling the relay (11).