Agricultural planting pesticide proportioning device

Abstract

The utility model discloses an agricultural planting pesticide proportioning device which comprises a pesticide dispensing tank, a motor is installed in the center of the bottom of the pesticide dispensing tank, the output end of the motor is arranged in the pesticide dispensing tank and fixedly connected with a driving shaft, a stirrer is installed at the position, close to the top end, of the driving shaft, and a liquid rising circulation mechanism is installed on the outer side of the driving shaft. The liquid lifting circulation mechanism is used for circularly conveying pesticide liquid at the bottom end in the dispensing tank to the position above the dispensing tank, a raw material proportioning unit is installed at the top of the conveying dispensing tank, and a primary mixing mechanism connected with the raw material proportioning unit is arranged at the top end in the dispensing tank. When the stirrer is driven by the liquid lifting circulating mechanism and the driving shaft to rotate and stir, the conveying spiral blade synchronously rotates along with the driving shaft, pesticide liquid at the bottom end in the pesticide dispensing tank is conveyed upwards in the sleeve through the conveying spiral blade and then discharged through the liquid outlet, and the pesticide liquid at the bottom is lifted; the mixing uniformity of the pesticide liquid is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural planting, in particular to an agricultural planting pesticide proportioning device. Background Art

[0002] In a broad sense, pesticides refer to a substance or a mixture of several substances and their preparations that are chemically synthesized or derived from biological or other natural substances and are used to prevent, eliminate or control diseases, insects, weeds and other harmful organisms that endanger agriculture and forestry, as well as to purposefully regulate the growth of plants and insects. It refers to a class of drugs used in agricultural production to kill insects, fungicides, and harmful animals (or weeds) to protect and promote the growth of plants and crops. In the process of pesticide production, it is often necessary to mix pesticides, but during the mixing process, it is often impossible to add the preparations accurately, and the various preparations cannot be fully integrated after mixing.

[0003] Chinese Patent Announcement No.: CN213348574U discloses a pesticide proportioning device for agricultural planting, including a proportioning box, a proportioning device is arranged on the top of the proportioning box, a support plate is fixedly connected to the lower surface of the proportioning box, a universal wheel is arranged on the lower surface of the support plate, a handle is fixedly connected to the right side of the upper surface of the support plate, a stirring chamber is provided at the bottom of the proportioning box, and a stirring motor is fixedly connected to the middle of the upper surface of the support plate. Although this scheme realizes the control of the dosage and proportioning sequence of the liquid medicine, the stirring motor, stirring rod and stirring blades are arranged to mix the liquid medicine, and the overall mixing effect is limited, resulting in the pesticides being easily stratified, and the pesticides in the lower layer are difficult to be mixed into the pesticides in the upper layer, resulting in poor mixing effect of the pesticides, affecting the quality of the pesticides. Utility Model Content

[0004] In view of the deficiencies existing in the prior art, the utility model provides an agricultural planting pesticide proportioning device, aiming to solve the problem in the prior art that pesticides are prone to stratification, resulting in poor pesticide mixing effect and affecting the quality of pesticides.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A pesticide proportioning device for agricultural planting includes a medicine dispensing tank, a motor is installed at the bottom center of the medicine dispensing tank, the power output shaft of the motor vertically extends upward into the interior of the medicine dispensing tank and is fixedly connected to a driving shaft, an agitator is installed on the driving shaft, and a liquid lifting circulation mechanism is installed near the top of the driving shaft for circulating the pesticide liquid at the bottom end of the medicine dispensing tank to the top of the medicine dispensing tank, a raw material proportioning unit is installed on the top of the conveying medicine dispensing tank, and a preliminary mixing mechanism connected to the raw material proportioning unit is provided at the top of the medicine dispensing tank.

[0007] As a preferred solution of the utility model, the raw material proportioning unit includes a raw material storage cylinder arranged on the top of the dispensing tank, and multiple raw material storage cylinders are arranged along the circumferential direction of the dispensing tank. The bottom outlet of the raw material storage cylinder is fixedly connected with a delivery pipe, and a second solenoid valve is arranged on the delivery pipe. A liquid level sensor is installed on the top of the raw material proportioning unit.

[0008] As a preferred solution of the utility model, a liquid inlet is provided on the top of the raw material storage cylinder, a sealing cover is connected to the liquid inlet, and a plurality of the raw material storage cylinders are fixedly mounted on the top of the medicine dispensing tank through a support frame.

[0009] As a preferred solution of the utility model, the preliminary mixing mechanism includes a connecting pipe and a mixing tank fixedly connected to the bottom of the connecting pipe, one end of the delivery pipes of the multiple raw material storage cylinders extends into the interior of the dispensing tank and is fixedly connected to the connecting pipe, the delivery pipe is connected to the connecting pipe and the connecting pipe is connected to the mixing tank, and a drain port is provided at the bottom of the mixing tank.

[0010] As a preferred solution of the utility model, a rotating shaft is rotatably connected to the center of the top of the mixing tank, a shaft sleeve is fixedly sleeved on the outside of the rotating shaft, and a plurality of dispersing blades are fixedly connected to the outside of the shaft sleeve at equal intervals along the circumferential direction.

[0011] As a preferred solution of the utility model, the liquid lifting circulation mechanism includes a sleeve which is sleeved on the outside of the driving shaft, the bottom of the sleeve is provided with an opening, the driving shaft is rotatably connected to the sleeve, a fixed ring plate is fixedly connected to the outside of the bottom end of the sleeve, a support rod is fixedly connected between the bottom of the fixed ring plate and the bottom end of the medicine dispensing tank, a plurality of liquid outlets are provided at equal intervals along the circumferential direction at the top of the sleeve, and a conveying spiral blade is installed inside the sleeve and on the outside of the driving shaft.

[0012] As a preferred solution of the utility model, a support member is installed between the top of the driving shaft and the medicine dispensing tank, and the support member includes a rotating sleeve rotatably sleeved on the top of the driving shaft, and a plurality of fixing rods are fixedly connected between the outer wall of the rotating sleeve and the inner wall of the medicine dispensing tank at equal intervals along the circumferential direction.

[0013] As a preferred solution of the utility model, a drain pipe is fixedly connected to the bottom end of the outer wall of the medicine dispensing tank, and a first solenoid valve is arranged on the drain pipe.

[0014] Compared with the prior art, the technical effects of the utility model are:

[0015] 1. The utility model sets a raw material proportioning unit, and opens the second solenoid valve of each raw material storage cylinder, so that the additive in the raw material storage cylinder is transported into the dispensing tank through the delivery pipe. The liquid level in the raw material storage cylinder is detected in real time by the liquid level sensor. When the set liquid level is reached, the second solenoid valve is controlled to close to realize the quantitative proportioning of the pesticide.

[0016] 2. The utility model provides a preliminary mixing mechanism, and the additives in multiple raw material storage cylinders are transported to the connecting pipe through the conveying pipe for collection and transported to the mixing tank. The impact force of the falling additives drives the dispersion blades, the shaft sleeve and the rotating shaft to rotate, so as to preliminarily disperse and mix the multiple additives and improve the pesticide mixing effect. Through the provided liquid lifting circulation mechanism, when the driving shaft drives the agitator to rotate and stir, the conveying spiral blades rotate synchronously with the driving shaft, and the pesticide liquid at the bottom end of the dispensing tank is transported upward in the sleeve through the conveying spiral blades, and then discharged through the liquid outlet, so as to lift the pesticide liquid at the bottom, avoid the problem of stratification of the pesticide liquid, and improve the uniformity of the mixing of the pesticide liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of an agricultural planting pesticide proportioning device;

[0018] Figure 2 It is a schematic diagram of the structure inside the dispensing tank;

[0019] Figure 3 It is a structural schematic diagram of the liquid lifting circulation mechanism;

[0020] Figure 4 It is a structural schematic diagram of the raw material proportioning unit and the preliminary mixing mechanism;

[0021] Figure 5 It is a structural diagram of the preliminary mixing mechanism.

[0022] In the figure: 1—dose dispensing tank; 2—liquid discharge pipe; 201—first solenoid valve; 3—raw material proportioning unit; 301—raw material storage cylinder; 302—sealing cover; 303—liquid level sensor; 304—delivery pipe; 305—second solenoid valve; 306—support frame; 4—preliminary mixing mechanism; 401—connecting pipe; 402—mixing tank; 403—liquid discharge port; 404—rotating shaft; 405—shaft sleeve; 406—dispersing blade; 5—motor; 6—driving shaft; 7—agitator; 8—liquid lifting circulation mechanism; 801—sleeve; 802—liquid outlet; 803—fixed ring plate; 804—support rod; 805—delivery spiral blade; 9—support member; 901—rotating sleeve; 902—fixed rod. DETAILED DESCRIPTION

[0023] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific implementations.

[0024] like Figure 1-Figure 5 As shown, an agricultural planting pesticide proportioning device includes a medicine dispensing tank 1, a motor 5 is installed at the bottom center of the medicine dispensing tank 1, the power output shaft of the motor 5 vertically extends upward into the medicine dispensing tank 1 and is fixedly connected to a driving shaft 6, the driving shaft 6 is vertically arranged in the medicine dispensing tank 1, a stirrer 7 is installed near the top of the driving shaft 6, a liquid lifting circulation mechanism 8 is installed on the outside of the driving shaft 6, the liquid lifting circulation mechanism 8 is used to circulate the pesticide liquid at the bottom end of the medicine dispensing tank 1 to the top of the medicine dispensing tank 1, a raw material proportioning unit 3 is installed on the top of the conveying medicine dispensing tank 1, a preliminary mixing mechanism 4 connected to the raw material proportioning unit 3 is arranged at the top of the medicine dispensing tank 1, a discharge pipe 2 is fixedly connected to the bottom end of the outer wall of the medicine dispensing tank 1, and a first solenoid valve is arranged on the discharge pipe 2 201, the first solenoid valve 201 and the motor 5 are electrically connected to the controller of the pesticide proportioning device, and are used to store various additives of the pesticide proportioning through the raw material proportioning unit 3, and the additives are transported to the dispensing tank 1 according to the required proportion, and the various additives are preliminarily mixed through the preliminary mixing mechanism 4, and then the driving shaft 6 is driven by the motor 5 to rotate, driving the agitator 7 to rotate, and the various additives of the pesticide proportioning are mixed. At the same time, the pesticide liquid at the bottom of the dispensing tank 1 is circulated to the top of the dispensing tank 1 through the liquid lifting circulation mechanism 8, and the first solenoid valve 201 is opened to discharge the proportioned and mixed pesticide from the drain pipe 2, so as to avoid the problem of stratification of the pesticide liquid, improve the mixing uniformity, and improve the pesticide proportioning effect.

[0025] As an implementation method of this embodiment, Figure 4 As shown, the raw material proportioning unit 3 includes a raw material storage cylinder 301 arranged on the top of the dispensing tank 1, and multiple raw material storage cylinders 301 are arranged along the circumferential direction of the dispensing tank 1. The bottom outlet of the raw material storage cylinder 301 is fixedly connected to a delivery pipe 304, and a second solenoid valve 305 is arranged on the delivery pipe 304. A liquid level sensor 303 is installed on the top of the raw material proportioning unit 3, and the detection end of the liquid level sensor 303 extends to the bottom end of the raw material storage cylinder 301. The liquid level sensor 303 and the second solenoid valve 305 are electrically connected to the controller of the pesticide proportioning device. A liquid inlet is arranged on the top of the raw material storage cylinder 301, and a sealing cover 302 is connected to the liquid inlet. By opening The sealing cover 302 facilitates the replenishment of the additive agent in the raw material storage cylinder 301 through the liquid inlet. Multiple raw material storage cylinders 301 are fixedly installed on the top of the dispensing tank 1 through the support frame 306. The support frame 306 improves the installation stability of the material storage cylinder 301. When the pesticide is proportioned, the second solenoid valve 305 of each raw material storage cylinder 301 is opened, so that the additive agent in the raw material storage cylinder 301 is transported into the dispensing tank 1 through the delivery pipe 304. The liquid level in the raw material storage cylinder 301 is detected in real time by the liquid level sensor 303. When the set liquid level is reached, the second solenoid valve 305 is controlled to close to achieve quantitative proportioning of the pesticide.

[0026] As an implementation method of this embodiment, Figure 4 and Figure 5 As shown, the preliminary mixing mechanism 4 includes a connecting pipe 401 and a mixing tank 402 fixedly connected to the bottom of the connecting pipe 401, one end of the delivery pipe 304 of the plurality of raw material storage cylinders 301 extends into the inside of the dispensing tank 1 and is fixedly connected to the connecting pipe 401, the delivery pipe 304 is connected to the connecting pipe 401, and the connecting pipe 401 is connected to the mixing tank 402, a liquid discharge port 403 is provided at the bottom of the mixing tank 402, a rotating shaft 404 is rotatably connected at the center of the top end of the mixing tank 402, a shaft sleeve 405 is fixedly sleeved on the outside of the rotating shaft 404, and the outside of the shaft sleeve 405 is evenly spaced along the circumferential direction. A plurality of dispersing blades 406 are fixedly connected, and additives in a plurality of raw material storage cylinders 301 are transported to the connecting pipe 401 through the transport pipe 304, gathered therein, and transported to the mixing tank 402. The impact force of the falling additives drives the dispersing blades 406, the shaft sleeve 405 and the rotating shaft 404 to rotate, so as to preliminarily disperse and mix the various additives and improve the pesticide mixing effect. It should be noted that the connection between the connecting pipe 401 and the mixing tank 402 deviates from the central axis of the mixing tank 402, so that the additives in the connecting pipe 401 can better impact the dispersing blades 406.

[0027] As an implementation method of this embodiment, Figure 2 and Figure 3 As shown, the liquid lifting circulation mechanism 8 includes a sleeve 801 sleeved on the outside of the driving shaft 6, and an opening is provided at the bottom of the sleeve 801. The driving shaft 6 is rotatably connected to the sleeve 801. A fixed ring plate 803 is fixedly connected to the outside of the bottom end of the sleeve 801, and a support rod 804 is fixedly connected between the bottom of the fixed ring plate 803 and the bottom end of the inside of the medicine dispensing tank 1. A plurality of liquid outlets 802 are provided at equal intervals along the circumferential direction at the top of the sleeve 801. A conveying spiral blade 805 is installed inside the sleeve 801 and on the outside of the driving shaft 6. When the driving shaft 6 drives the agitator 7 to rotate and stir, the conveying spiral blade 805 rotates synchronously with the driving shaft 6, and the pesticide liquid at the bottom end of the medicine dispensing tank 1 is conveyed upward in the sleeve 801 through the conveying spiral blade 805, and then discharged through the liquid outlet 802, so as to lift the pesticide liquid at the bottom and improve the uniformity of the mixing of the pesticide liquid.

[0028] As an implementation method of this embodiment, Figure 2 As shown, a support member 9 is installed between the top of the driving shaft 6 and the medicine dispensing tank 1. The support member 9 includes a rotating sleeve 901 rotatably sleeved on the top of the driving shaft 6. A plurality of fixed rods 902 are fixedly connected between the outer wall of the rotating sleeve 901 and the inner wall of the medicine dispensing tank 1 at equal intervals along the circumferential direction. The top of the driving shaft 6 is stably supported by the rotating sleeve 901 and the fixed rods 902, thereby improving the stability of the rotation of the driving shaft 6.

[0029] The control method of the present invention is controlled by a controller, and the control program of the controller can be realized by simple programming by a person skilled in the art, so the present invention will not explain the control method and circuit connection in detail.

[0030] When the agricultural planting pesticide proportioning device is used to proportion pesticides, the second solenoid valve 305 of each raw material storage cylinder 301 is opened, so that the additive in the raw material storage cylinder 301 is conveyed into the dispensing tank 1 through the conveying pipe 304, and the liquid level sensor 303 detects the liquid level in the raw material storage cylinder 301 in real time. When the set liquid level is reached, the second solenoid valve 305 is controlled to close, and each additive is quantitatively added and proportioned. The additives in multiple raw material storage cylinders 301 are conveyed to the connecting pipe 401 through the conveying pipe 304, and then conveyed to the mixing tank 402. The impact force of the falling additive drives the dispersion blades. 406, the shaft sleeve 405 and the rotating shaft 404 rotate to initially disperse and mix the various additives, and then discharge them from the discharge port 403 of the mixing tank 402. The driving shaft 6 is driven to rotate by the motor 5, which drives the agitator 7 to rotate to mix the various additives of the pesticide ratio. At the same time, the conveying spiral blade 805 rotates synchronously with the driving shaft 6, and the pesticide liquid at the bottom end of the preparation tank 1 is conveyed upward in the sleeve 801 through the conveying spiral blade 805, and then discharged through the liquid outlet 802, which is used to lift the pesticide liquid at the bottom, improve the uniformity of the mixing of the pesticide liquid, avoid the problem of stratification of the pesticide liquid, and improve the pesticide ratio effect.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A pesticide mixing device for agricultural planting, comprising a mixing tank (1), characterized in that: A motor (5) is installed at the center of the bottom of the drug dispensing tank (1), and the power output shaft of the motor (5) extends vertically upward into the interior of the drug dispensing tank (1) and is fixedly connected to a drive shaft (6). A stirrer (7) is installed near the top of the drive shaft (6), and a liquid lifting circulation mechanism (8) is installed on the outer side of the drive shaft (6) for circulating the pesticide liquid at the bottom of the drug dispensing tank (1) to the top of the drug dispensing tank (1). A raw material proportioning unit (3) is installed on the top of the drug dispensing tank (1), and a preliminary mixing mechanism (4) connected to the raw material proportioning unit (3) is provided at the top of the inside of the drug dispensing tank (1).

2. The agricultural planting pesticide ratio device according to claim 1, characterized in that: The raw material proportioning unit (3) comprises a raw material storage cylinder (301) arranged on the top of the medicine dispensing tank (1), and a plurality of the raw material storage cylinders (301) are arranged along the circumferential direction of the medicine dispensing tank (1). The bottom outlet of the raw material storage cylinder (301) is fixedly connected to a delivery pipe (304), and a second solenoid valve (305) is arranged on the delivery pipe (304). A liquid level sensor (303) is installed on the top of the raw material proportioning unit (3).

3. The agricultural planting pesticide ratio device according to claim 2, characterized in that: The top of the raw material storage cylinder (301) is provided with a liquid inlet, and the liquid inlet is connected to a sealing cover (302). The plurality of raw material storage cylinders (301) are fixedly mounted on the top of the medicine dispensing tank (1) via a support frame (306).

4. The agricultural planting pesticide ratio device according to claim 2, characterized in that: The preliminary mixing mechanism (4) comprises a connecting pipe (401) and a mixing tank (402) fixedly connected to the bottom of the connecting pipe (401); one end of the delivery pipe (304) of the plurality of raw material storage cylinders (301) extends into the interior of the dispensing tank (1) and is fixedly connected to the connecting pipe (401); the delivery pipe (304) is connected to the connecting pipe (401) and the connecting pipe (401) is connected to the mixing tank (402); and a drain port (403) is provided at the bottom of the mixing tank (402).

5. The agricultural planting pesticide ratio device according to claim 4, characterized in that: A rotating shaft (404) is rotatably connected at the center of the top end of the mixing tank (402), a shaft sleeve (405) is fixedly sleeved on the outside of the rotating shaft (404), and a plurality of dispersing blades (406) are fixedly connected to the outside of the shaft sleeve (405) at equal intervals along the circumferential direction.

6. The agricultural planting pesticide ratio device according to claim 1, characterized in that: The liquid lifting circulation mechanism (8) comprises a sleeve (801) sleeved on the outside of the driving shaft (6), the bottom of the sleeve (801) is provided with an opening, the driving shaft (6) is rotatably connected to the sleeve (801), a fixed ring plate (803) is fixedly connected to the outside of the bottom end of the sleeve (801), a support rod (804) is fixedly connected between the bottom of the fixed ring plate (803) and the bottom end of the medicine dispensing tank (1), a plurality of liquid outlets (802) are provided at equal intervals along the circumferential direction at the top of the sleeve (801), and a conveying spiral blade (805) is installed inside the sleeve (801) and on the outside of the driving shaft (6).

7. The agricultural planting pesticide ratio device according to claim 1, characterized in that: A support member (9) is installed between the top of the driving shaft (6) and the medicine dispensing tank (1), and the support member (9) comprises a rotating sleeve (901) rotatably sleeved on the top of the driving shaft (6), and a plurality of fixing rods (902) are fixedly connected at equal intervals along the circumferential direction between the outer wall of the rotating sleeve (901) and the inner wall of the medicine dispensing tank (1).

8. The agricultural planting pesticide ratio device according to claim 1, characterized in that: A liquid discharge pipe (2) is fixedly connected to the bottom end of the outer wall of the medicine dispensing tank (1), and a first electromagnetic valve (201) is arranged on the liquid discharge pipe (2).

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