Wheat planting seed dressing equipment

Abstract

The invention belongs to the technical field of agricultural machinery, and particularly relates to wheat planting seed dressing equipment which comprises a tank body, the upper end of the tank body is open, a discharging pipe is arranged on the lower side of the tank body, a first electric control valve is arranged on the discharging pipe, a dispensing mechanism is arranged on the upper side of the tank body, and a seed dressing mechanism is arranged on the lower side of the tank body; the dispensing mechanism comprises a dispensing box arranged on the upper side in the tank body, a discharging pipe is arranged at the bottom of the dispensing box, a second electric control valve is arranged on the discharging pipe, the dispensing box slides up and down in the tank body, a first spring is arranged between the dispensing box and the tank body, and a first strip-shaped plate is fixed to the middle of the upper end of the tank body; a second strip-shaped plate located below the first strip-shaped plate is fixed to the upper end of the batching box, and a barrel is installed in the middle of the first strip-shaped plate. The amount of the extracted pesticide liquid can be automatically adjusted according to the weight of wheat added into the pesticide dispensing box, so that the accurate proportioning of the pesticide liquid and the wheat is realized, and the seed dressing accuracy and effect are improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of agricultural machinery, and particularly relates to a wheat planting seed-dressing equipment. BACKGROUND

[0002] In the process of wheat planting, seed dressing is an important pretreatment process, which can effectively prevent diseases and insect pests and improve the germination rate and growth quality of wheat by fully mixing the pesticide solution with the wheat seeds. However, the traditional seed dressing method is mostly manually operated, and has problems such as inaccurate proportioning, uneven seed dressing, and low efficiency. Although some seed dressing equipment is available on the market, most of them have complex structures and are inconvenient to operate, and it is difficult to automatically adjust the proportioning amount of the pesticide solution according to the actual weight of the wheat, so they cannot meet the precision requirements of modern agricultural production. Therefore, it is of great practical significance to develop a wheat planting seed-dressing equipment that can automatically proportion the pesticide solution and has good seed-dressing effect. SUMMARY

[0003] The application aims to provide a wheat planting seed-dressing equipment to solve the problems in the background.

[0004] To achieve the above technical purposes, the technical scheme adopted by the application is as follows: A wheat planting seed-dressing equipment, comprising a tank body, the tank body is open at the upper end, a discharge pipe is arranged on the lower side of the tank body, the discharge pipe is provided with a first electric control valve, a medicine proportioning mechanism is arranged on the upper side of the tank body, and a seed-dressing mechanism is arranged on the lower side of the tank body. The medicine proportioning mechanism comprises a medicine proportioning box arranged on the upper side in the tank body, a discharge pipe is arranged on the bottom of the medicine proportioning box, the discharge pipe is provided with a second electric control valve, the medicine proportioning box slides up and down in the tank body, a first spring is arranged between the medicine proportioning box and the tank body, a first strip plate is fixed to the middle of the upper end of the tank body, a second strip plate is fixed to the lower side of the upper end of the medicine proportioning box and located below the first strip plate, and a cylinder is mounted in the middle of the first strip plate. A piston plate is sealingly arranged in the cylinder, the lower side of the piston plate is connected with the second strip plate, a one-way liquid inlet nozzle and a one-way liquid outlet nozzle are arranged on the upper end of the cylinder, a liquid storage tank is mounted on the rear side of the tank body, the liquid storage tank is connected with the one-way liquid inlet nozzle through a pipeline, an annular spray pipe is arranged in the middle of the tank body, and the annular spray pipe is connected with the one-way liquid outlet nozzle through a pipeline.

[0005] An activity ring is arranged on the outside of the medicine proportioning box, a fixed ring is fixed to the inner wall of the tank body, and the first spring is arranged between the activity ring and the fixed ring.

[0006] The piston plate and the second strip plate are connected through a pull wire, and a second spring is arranged between the lower side of the piston plate and the bottom of the cylinder.

[0007] The detachable connection between the barrel and the first strip-shaped plate is realized through a mounting assembly.

[0008] The mounting assembly comprises a mounting groove formed in the middle of the first strip-shaped plate, a rotating shaft is rotatably mounted on one side in the mounting groove, thread segments with opposite screw directions are formed on the front and rear ends of the rotating shaft, sliding blocks are slidably arranged on the front and rear sides in the mounting groove, the two sliding blocks are respectively threadedly connected with the two groups of thread segments, the two sliding blocks are fixed with lock blocks extending out of the mounting groove, and the barrel is provided with a lock groove matched with the lock blocks. A first conical gear is fixed in the middle of the rotating shaft, a knob is rotatably mounted on the side wall of the second strip-shaped plate, and the knob is connected with a second conical gear meshing with the first conical gear.

[0009] A positioning groove is formed in the middle of the second strip-shaped plate, a positioning block matched with the positioning groove is fixed on the lower end of the pull wire, a threaded through hole is formed in the middle of the second strip-shaped plate, a fixing bolt is threadedly connected in the threaded through hole, and the positioning block is provided with a fixing hole matched with the fixing bolt.

[0010] The pipe end is provided with a connecting head matched with the one-way liquid outlet nozzle and the one-way liquid inlet nozzle.

[0011] The seed mixing mechanism comprises a stirring shaft rotatably mounted on the lower side of the tank body, the side wall of the stirring shaft is provided with a plurality of stirring blades, a motor is mounted on the rear side of the tank body, and the output shaft of the motor is connected with the stirring shaft.

[0012] The tank body and the dosing box are both conical in shape.

[0013] The present application can automatically adjust the amount of liquid medicine extracted according to the weight of the wheat added into the dosing box, realize accurate proportioning of the liquid medicine and the wheat, and improve the accuracy and effect of seed dressing.

[0014] During the seed dressing process, the elastic force of the second spring drives the piston plate to move upward at a slow speed to push the liquid medicine into the annular spray pipe for spraying, so that the liquid medicine is continuously sprayed from the annular spray pipe, which is beneficial to the full contact of the wheat and the liquid medicine and further improves the seed dressing quality.

[0015] The barrel is detachably connected with the first strip-shaped plate through the mounting assembly, which is convenient and fast when the barrel needs to be replaced according to different wheat varieties to adjust the proportioning amount of the liquid medicine, and improves the versatility and flexibility of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0016] The present application can be further illustrated by the non-limiting examples shown in the accompanying drawings.

[0017] Figure 1 It is a structural schematic view of an embodiment of the wheat planting and seed dressing equipment. Figure 2 A cross-sectional structure diagram of an embodiment of the wheat planting seed dressing equipment of the present application Figure One ; Figure 3 A structure enlarged diagram of position A in Figure 2 ; Figure 4 A cross-sectional structure diagram of an embodiment of the wheat planting seed dressing equipment of the present application Figure Two ; Figure 5 A structure enlarged diagram of position B in Figure 4 ; Figure 6 A cross-sectional structure diagram of an embodiment of the wheat planting seed dressing equipment of the present application Figure Three ; Figure 7 A structure enlarged diagram of position C in Figure 6 .

[0018] The main element symbol explanations are as follows: Tank body 1, fixed ring 101, discharge pipe 11, first electric control valve 12, stirring shaft 13, stirring blade 14, motor 15, dosing box 2, movable ring 201, discharge pipe 21, second electric control valve 22, first spring 23, first strip plate 24, second strip plate 25, cylinder body 26, piston plate 261, one-way liquid inlet nozzle 262, one-way liquid outlet nozzle 263, liquid storage tank 264, connecting head 265, annular spray pipe 27, pull wire 3, second spring 31, positioning block 32, fixed bolt 33, fixed hole 34, mounting groove 4, rotating shaft 41, sliding block 42, lock block 43, lock groove 44, first conical tooth 45, knob 46, second conical tooth 47. DETAILED DESCRIPTION

[0019] In order for those skilled in the art to better understand the present application, the technical solutions of the present application are further described below in conjunction with the drawings and examples.

[0020] As shown in Figures 1-7 , a wheat planting seed dressing equipment of the present application, comprising a tank body 1, the upper end of the tank body 1 is open, the lower side of the tank body 1 is provided with a discharge pipe 11, the discharge pipe 11 is provided with a first electric control valve 12, the upper side of the tank body 1 is provided with a dosing mechanism, and the lower side of the tank body 1 is provided with a seed dressing mechanism; The dosing mechanism comprises a dosing box 2 arranged on the upper side in the tank body 1, the bottom of the dosing box 2 is provided with a discharge pipe 21, the discharge pipe 21 is provided with a second electric control valve 22, the dosing box 2 slides up and down in the tank body 1, a first spring 23 is arranged between the dosing box 2 and the tank body 1, a first strip plate 24 is fixed to the middle of the upper end of the tank body 1, a second strip plate 25 is fixed to the lower side of the first strip plate 24, and a cylinder body 26 is installed in the middle of the first strip plate 24. The cylinder 26 is provided with a piston plate 261 which is sealingly and slidingly arranged in the cylinder 26, the lower side of the piston plate 261 is connected with the second strip-shaped plate 25, the upper end of the cylinder 26 is provided with a one-way liquid inlet nozzle 262 and a one-way liquid outlet nozzle 263, the rear side of the tank body 1 is provided with a liquid storage tank 264, the liquid storage tank 264 is connected with the one-way liquid inlet nozzle 262 through a pipeline, the middle part of the tank body 1 is provided with an annular spray pipe 27, the annular spray pipe 27 is connected with the one-way liquid outlet nozzle 263 through a pipeline.

[0021] In the initial state, the dosing box 2 is located at the upper end of the tank body 1 under the elastic force of the first spring 23, the liquid storage tank 24 stores liquid medicine, the first electric control valve 12 of the discharge pipe 11 is in a closed state, and the second electric control valve 22 of the discharge pipe 21 is in a closed state. When in use, wheat is added to the dosing box 2, and the addition of the wheat will increase the overall weight of the dosing box 2, so that the first spring 23 is compressed, and the dosing box 2 slides downward in the tank body 1, when the dosing box 2 slides downward, the second strip-shaped plate 25 drives the piston plate 261 in the cylinder 26 to slide downward, and the piston plate 261 slides downward to generate negative pressure to draw the liquid medicine stored in the liquid storage tank 24 into the cylinder 26 through the pipeline. The greater the weight of the wheat added to the dosing box 2, the greater the sliding distance of the dosing box 2, and the more liquid medicine is drawn into the cylinder 26, so that the amount of liquid medicine in the cylinder 26 can be automatically matched according to the weight of the wheat added to the dosing box 2. When seed dressing is performed, the second electric control valve 22 is opened, and the wheat falls downward through the discharge pipe 21 to the bottom of the tank body 1, at this time, the overall weight of the dosing box 2 is reduced, and the dosing box 2 is driven to move upward by the elastic force of the first spring 23 to reset, and the second strip-shaped plate 25 drives the piston plate 261 to move upward, so that the liquid medicine in the cylinder 26 is pushed into the pipeline through the one-way liquid outlet nozzle 263, and is sprayed from the annular spray pipe 27 to the surface of the wheat at the bottom of the tank body 1, and the liquid medicine and the wheat are stirred by the seed dressing mechanism to mix the liquid medicine and the wheat thoroughly, and after the mixing is completed, the first electric control valve 12 is opened to discharge the wheat from the tank body 1.

[0022] The dosing box 2 is provided with a movable ring 201 on the outside, the tank body 1 is fixedly provided with a fixed ring 101 on the inner wall, and the first spring 23 is arranged between the movable ring 201 and the fixed ring 101; the dosing box 2 slides in the tank body 1 through the movable ring 201, the fixed ring 101 provides a mounting position for the first spring 23, and the first spring 23 is used for supporting the dosing box 2.

[0023] The piston plate 261 is connected with the second strip-shaped plate 25 through the pull wire 3, and the lower side of the piston plate 261 is provided with the second spring 31 between the bottom of the cylinder body 26; when the ingredient box 2 moves downward, the piston plate 261 can be pulled downward to overcome the elastic force of the second spring 31 through the pull wire 3, and when the ingredient box 2 moves upward, the piston plate 261 moves upward through the elastic force of the second spring 31, that is, the liquid medicine is pushed into the annular spray pipe 27 to be sprayed out; Such a design, after the wheat is discharged from the ingredient box 2 to the bottom of the tank body 1, the elastic force of the second spring 31 pushes the piston plate 261 to move upward at a slow speed to push the liquid medicine into the annular spray pipe 27 to be sprayed out, that is, during the stirring process of the seed dressing mechanism on the wheat, the liquid medicine is continuously sprayed out from the annular spray pipe 27, which is beneficial to the full contact of the wheat with the liquid medicine.

[0024] The cylinder body 26 is detachably connected with the first strip-shaped plate 24 through the mounting assembly.

[0025] The mounting assembly comprises a mounting groove 4 formed in the middle of the first strip-shaped plate 24, a rotating shaft 41 rotatably arranged in one side of the mounting groove 4, thread segments with opposite screw directions formed on the front and rear ends of the rotating shaft 41, sliding blocks 42 slidably arranged on the front and rear sides of the mounting groove 4, the two sliding blocks 42 being respectively threadedly connected with the two thread segments, the two sliding blocks 42 being respectively fixed with lock blocks 43 extending out of the mounting groove 4, and the cylinder body 26 being provided with lock grooves 44 matched with the lock blocks 43. The rotating shaft 41 is fixedly provided with a first conical gear 45 in the middle, the second strip-shaped plate 24 is rotatably provided with a knob 46, and the knob 46 is connected with a second conical gear 47 engaged with the first conical gear 45.

[0026] The second strip-shaped plate 25 is provided with a positioning groove in the middle, the pull wire 3 is fixedly provided with a positioning block 32 matched with the positioning groove at the lower end, the second strip-shaped plate 25 is provided with a threaded through hole in the middle, the threaded through hole is threadedly connected with a fixing bolt 33, and the positioning block 32 is provided with a fixing hole 34 matched with the fixing bolt 33.

[0027] The cylinder body 26 is fixed on the first strip-shaped plate 24 by inserting the lock blocks 43 into the lock grooves 44, and when different liquid medicine mixing amounts are required according to different wheat varieties, the cylinder body 26 can be replaced with a cylinder body 26 of a different diameter size; The staff drives the second bevel gear 47 to rotate by rotating the knob 46, and since the second bevel gear 47 meshes with the first bevel gear 45, the rotation of the second bevel gear 45 can drive the rotation of the rotating shaft 41, and since the two sliding blocks 42 are threadedly connected with two groups of thread segments with opposite rotation directions, when the rotating shaft 41 rotates, the two sliding blocks 42 move away from each other, the two locking blocks 43 move away from each other to exit the locking grooves 44, the fixing of the cylinder body 26 is cancelled, the fixed bolt 33 is rotated to move out of the fixed hole 34 along the threaded hole, so that the fixing between the positioning block 32 and the second strip-shaped plate 25 is cancelled, and the staff can take down the cylinder body 26; When a new cylinder body 26 is installed, the positioning block 32 at the bottom of the cylinder body 26 is inserted into the positioning groove, then the fixed bolt 33 is reversely rotated to be inserted into the fixed hole 34, so that the positioning block 32 is connected with the second strip-shaped plate 25, and then the rotating shaft 41 is reversely rotated by reversely rotating the knob 46, so that the two locking blocks 43 move close to each other to enter the reverse locking grooves 44 to fix the cylinder body 26.

[0028] The pipe end is provided with a connecting head 265 matched with the one-way liquid outlet nozzle 263 and the one-way liquid inlet nozzle 262; the connecting head 265 is connected with the one-way liquid outlet nozzle 263 and the one-way liquid inlet nozzle 262, so that the disassembly is facilitated.

[0029] The seed mixing mechanism comprises a stirring shaft 13 rotatably installed at the lower side of the tank body 1, the side wall of the stirring shaft 13 is provided with a plurality of stirring blades 14, a motor 15 is installed at the rear side of the tank body 1, and the output shaft of the motor 15 is connected with the stirring shaft 13; the motor 15 drives the stirring shaft 13 and the stirring blades 14 to rotate, so that the wheat and the liquid medicine are stirred.

[0030] The lower sides of the tank body 1 and the medicine dispensing box 2 are conical; the wheat can be conveniently discharged from the tank body 1 and the medicine dispensing box 2.

[0031] The above embodiments only exemplarily illustrate the principles and effects of the present application, and are not used to limit the present application. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present application. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought of the present application should be covered by the claims of the present application.

Claims

1. A wheat planting and seed dressing device, comprising a tank body, the tank body being open at the upper end, the lower side of the tank body being provided with a discharge pipe, the discharge pipe being provided with a first electric control valve, characterized in that: The upper side of the tank body is provided with a dispensing mechanism, and the lower side of the tank body is provided with a seed mixing mechanism; The dispensing mechanism comprises a dispensing box arranged on the upper side of the tank body, and a discharge pipe is arranged on the bottom of the dispensing box. The discharge pipe is provided with a second electric control valve. The dispensing box slides up and down in the tank body. A first spring is arranged between the dispensing box and the tank body. A first strip plate is fixed to the middle of the upper end of the tank body. A second strip plate is fixed to the upper end of the dispensing box below the first strip plate. A cylinder is arranged in the middle of the first strip plate. A piston plate is arranged in the cylinder and slides in the cylinder. The lower side of the piston plate is connected with the second strip plate. A one-way liquid inlet nozzle and a one-way liquid outlet nozzle are arranged on the upper end of the cylinder. A liquid storage tank is arranged on the rear side of the tank body. The liquid storage tank is connected with the one-way liquid inlet nozzle through a pipeline. An annular spray pipe is arranged in the middle of the tank body. The annular spray pipe is connected with the one-way liquid outlet nozzle through a pipeline.

2. The wheat planting and seed dressing apparatus according to claim 1, characterized in that: An activity ring is arranged on the outside of the dispensing box. A fixed ring is fixed to the inner wall of the tank body. The first spring is arranged between the activity ring and the fixed ring.

3. The wheat planting and seed dressing apparatus according to claim 1, characterized in that: The piston plate and the second strip plate are connected through a pull wire. A second spring is arranged between the lower side of the piston plate and the bottom of the cylinder.

4. The wheat planting and seed dressing apparatus according to claim 3, characterized in that: The cylinder and the first strip plate are detachably connected through a mounting assembly.

5. The wheat planting and seed dressing apparatus according to claim 4, characterized in that: The mounting assembly comprises a mounting groove arranged in the middle of the first strip plate. A rotating shaft is rotatably arranged in one side of the mounting groove. Threaded segments with opposite screw directions are arranged on the front and rear ends of the rotating shaft. Sliding blocks are arranged on the front and rear sides of the mounting groove. The two sliding blocks are respectively connected with the two groups of threaded segments. The two sliding blocks are respectively fixed with lock blocks extending out of the mounting groove. The cylinder is provided with a lock groove matched with the lock blocks. A first conical tooth is fixed to the middle of the rotating shaft. A knob is rotatably arranged on the side wall of the second strip plate. The knob is connected with a second conical tooth engaged with the first conical tooth.

6. The wheat planting and seed dressing apparatus according to claim 5, characterized in that: A positioning groove is arranged in the middle of the second strip plate. A positioning block is fixed to the lower end of the pull wire and matched with the positioning groove. A threaded through hole is arranged in the middle of the second strip plate. A fixing bolt is threadedly connected in the threaded through hole. The positioning block is provided with a fixing hole matched with the fixing bolt.

7. The wheat planting and seed dressing apparatus according to claim 6, characterized in that: A connecting head matched with the one-way liquid outlet nozzle and the one-way liquid inlet nozzle is arranged on the end of the pipeline.

8. The wheat planting and seed dressing apparatus according to claim 1, characterized in that: The seed mixing mechanism comprises a stirring shaft rotatably arranged on the lower side of the tank body. A plurality of stirring blades are arranged on the side wall of the stirring shaft. A motor is arranged on the rear side of the tank body. The output shaft of the motor is connected with the stirring shaft.

9. The wheat planting and seed dressing apparatus according to claim 1, characterized in that: The lower sides of the tank body and the dispensing box are conical.

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