CN220140162U

CN220140162U - Corn fertilizer applicator

Info

Publication number: CN220140162U
Application number: CN202321596968.6U
Authority: CN
Inventors: 蔡俊玲; 陈慧; 吕军; 杨京京; 王文博
Original assignee: Shihezi Institute Of Agricultural Sciences; Agricultural Development Service Center Of 7th Division And 13th Regiment Of Xinjiang Production And Construction Corps
Current assignee: Shihezi Institute Of Agricultural Sciences; Agricultural Development Service Center Of 7th Division And 13th Regiment Of Xinjiang Production And Construction Corps
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-08
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a corn fertilizer applicator, which comprises a shell, wherein moving wheels are arranged at four corners at the bottom end of the shell, a supporting plate is fixedly arranged at the bottom of one side of the shell, a ditching shovel is fixedly arranged at the bottom end of the supporting plate, a fertilizer box is arranged on the shell, the bottom end of the fertilizer box is communicated with a discharging pipe, the discharging pipe penetrates through the bottom end of the shell, a discharging speed control mechanism is arranged on the shell and is used for controlling the discharging speed of fertilizer in the discharging pipe, a first soil stirring mechanism is arranged on the supporting plate, a second soil stirring mechanism is arranged at the bottom end of the shell, the discharging pipe is positioned between the ditching shovel and the second soil stirring mechanism, a compacting mechanism is arranged on the shell, and the compacting mechanism is positioned at one side, far away from the discharging pipe, of the second soil stirring mechanism; the utility model can ditche corn field, make fertilizer apply in ditch with different blanking interval and blanking amount, can also backfill ditch.

Description

Corn fertilizer applicator

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a corn fertilizer applicator.

Background

Corn is a crop which is frequently planted by people, and fertilization is needed in the corn planting process, so that the corn yield is improved. During the jointing and booting period of the corn, the corn needs to be topdressing.

According to the search, the utility model patent with the application number of 201810789416.4 discloses a fertilizer applicator for corn planting, which comprises a top plate, wherein the top plate is fixed on a frame, rollers are installed at the bottom end of the frame, fixed frames are horizontally arranged at the two ends of the top plate, fertilizer spreaders are installed at the bottom of the fixed frames, motor fixing plates are transversely arranged between the inner walls of the fertilizer spreaders, stepping motors are installed at the bottoms of the motor fixing plates, the output ends of the stepping motors penetrate through the motor fixing plates and are connected with rotating shafts, one ends of the rotating shafts are connected with the center of the fertilizer spreading plate, partition plates are distributed at equal intervals on the upper end surfaces of the fertilizer spreading plate, and discharge hoppers are correspondingly arranged right above the partition plates; however, the fertilizer is applied by sprinkling the fertilizer on the land surface, the fertilizer is easy to volatilize, the fertilizer application effect is not ideal, and the control effect on the fertilizer discharging speed is also not ideal.

The utility model patent with the application number of 201811216234.4 discloses a corn field fertilizer applicator, which comprises a frame, a fertilizer box, a ditching shovel and a push rod; a fertilizer box arranged at the upper part of the frame is connected with a fertilizer discharging pipe, the fertilizer discharging pipe is connected with a fertilizer conveying pipe, and the lower end of the fertilizer conveying pipe is provided with a ditching shovel; although it is possible to dig a trench in the land and apply fertilizer to the trench, it is not ideal for the trench to which fertilizer is applied and the subsequent soil covering effect.

Disclosure of Invention

The utility model aims to provide a corn fertilizer applicator which solves the problems in the prior art.

In order to achieve the above object, the present utility model provides the following solutions: the utility model provides a corn fertilizer applicator, which comprises a shell, wherein a handle is fixedly arranged at the top end of the shell, moving wheels are arranged at four corners of the bottom end of the shell, a first motor is fixedly arranged on the shell, the output end of the first motor is in transmission fit with any moving wheel, a supporting plate is fixedly arranged at the bottom of one side of the shell, a ditching shovel is fixedly arranged at the bottom end of the supporting plate, a fertilizer box is arranged on the shell, a discharging pipe is fixedly communicated with the bottom end of the fertilizer box, the discharging pipe penetrates through the bottom end of the shell and is fixedly connected with the shell, a top end thread of the fertilizer box is connected with a top cover of the fertilizer box, a discharging speed control mechanism is arranged on the shell and is used for controlling the discharging speed of fertilizer in the discharging pipe, a first soil stirring mechanism is arranged on the supporting plate, a second soil stirring mechanism is arranged at the bottom end of the shell, the discharging pipe is positioned between the ditching shovel and the second soil stirring mechanism, and a compacting mechanism is arranged on the shell and is positioned at one side of the second soil stirring mechanism far away from the discharging pipe.

Preferably, the unloading speed control mechanism is including running through the movable plate of casing outer wall, just the movable plate with casing sliding fit, the movable plate is located the one end in the casing runs through the discharging pipe lateral wall and with discharging pipe sliding fit, the movable plate is located the one end in the discharging pipe with the inner wall butt of discharging pipe, the cover is equipped with first spring on the movable plate, the both ends of first spring respectively with the inner wall of casing the movable plate fixed connection, spacing slidable mounting has the connecting rod on the outer wall of casing, the rotation wheel is installed in the end rotation of connecting rod, rotation wheel with arbitrary the transmission cooperation of movable wheel, a plurality of screw thread groove has been seted up along circumference equidistant in proper order on the rotation wheel, screw thread groove internal thread cooperation has the poking rod, the end of poking rod with the movable plate is located the one end contact cooperation outside the casing.

Preferably, a first vertical long groove is formed in the side wall of the shell, a threaded rod is connected in the first vertical long groove in a rotating manner along the vertical direction, one end of the connecting rod, which is far away from the rotating wheel, stretches into the first vertical long groove and is in threaded fit with the threaded rod, a first bevel gear is detachably mounted at one end of the threaded rod, a first rotating shaft is mounted on the shell in a limiting rotating manner, one end of the first rotating shaft is located in the first vertical long groove and is detachably provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, and a crank is fixedly mounted at the other end of the first rotating shaft, which is located at the outer side of the shell.

Preferably, the first soil stirring mechanism comprises two second brush wheels rotatably mounted on the supporting plate, the two second brush wheels are coaxially and fixedly provided with first gears, the two first gears are meshed, the bottom ends of the two second brush wheels are contacted with the top end of the ditching shovel, any one of the second brush wheels is in transmission connection with an output shaft of a third motor, and the third motor is fixedly mounted on the supporting plate.

Preferably, the second soil stirring mechanism comprises two first brush wheels rotatably mounted at the bottom end of the shell, two second gears are coaxially and fixedly mounted on the first brush wheels, the two second gears are meshed, any one of the first brush wheels is in transmission connection with an output shaft of a second motor, the second motor is fixedly connected with the bottom end of the shell, and the discharging pipe is positioned between the ditching shovel and the first brush wheels.

Preferably, the water tank is fixedly installed on the shell, a water tank top cover is in threaded fit with the top end of the water tank, a plurality of air holes are formed in the water tank top cover, a water outlet pipe is fixedly communicated with the bottom end of the water tank, a water pump is installed on the water outlet pipe, a nozzle penetrates through the bottom end of the shell and is fixedly communicated with the bottom end of the water outlet pipe, and the nozzle is located between the discharging pipe and the first hairbrush wheel.

Preferably, one end of a door is hinged to the side wall of the shell, and the other end of the door is detachably connected with the shell.

Preferably, the compaction mechanism comprises a first connecting block, the first connecting block is of an L-shaped structure, a first vertical long hole is formed in the bottom end of the first connecting block, a sliding rod is slidably matched in the first vertical long hole, a compaction roller is rotatably arranged at the bottom end of the sliding rod, one end of a second spring is fixedly connected to the top end of the sliding rod, the other end of the second spring is fixedly connected with the first connecting block, a first through hole is formed in the first connecting block, the first through hole is communicated with the first vertical long hole, a plugging rod is slidably matched in the first through hole, a tension spring is sleeved on the plugging rod, two ends of the tension spring are respectively connected with the outer wall of the first connecting block and fixedly connected with the plugging rod, a plugging groove is formed in the side wall of the sliding rod, the plugging groove is matched with the plugging rod, and the distance between the plugging groove and the plugging rod is smaller than the distance between the bottom end of the first connecting block and the top end of the compaction roller.

Preferably, a light emitter is fixedly arranged at the bottom of the inner wall of the fertilizer box, a light sensor is arranged at one side opposite to the light emitter, the light sensor is fixedly connected with the bottom of the inner wall of the fertilizer box, and the light emitter is arranged in parallel with the light sensor; the inner wall bottom fixed mounting of water tank has level sensor, the top fixed mounting of casing has first alarm lamp and second alarm lamp, first alarm lamp with light sensor electric property cooperation, the second alarm lamp with level sensor electric property cooperation.

The utility model discloses the following technical effects: the utility model provides a corn fertilizer applicator, which can control the discharging speed of fertilizer in a discharging pipe through setting a discharging speed control mechanism, when fertilizer is required to be applied to corn lands in different conditions, the discharging pipe can uniformly apply the fertilizer in the corn lands at different discharging intervals by adjusting the discharging speed control mechanism, and the discharging pipe can uniformly apply the fertilizer in the corn lands at different discharging amounts, so that the utilization rate of the fertilizer is greatly improved, and the waste of the fertilizer and the repeated application in the land are avoided; through the arrangement of the ditching shovel, ditching can be carried out in the soil at one side of the corn plant, and then fertilizer can be applied into the ditched ditches; by arranging the first soil shifting mechanism and the second soil shifting mechanism, the ditches with applied fertilizers can be refilled with soil, the applied fertilizers can be prevented from being exposed in the air, the volatilization of the fertilizers is avoided, the use efficiency of the fertilizers is greatly improved, and the waste of the fertilizers is avoided; through the setting of compaction mechanism, can be with the ditch compaction of refilling the soil, can avoid refilling the soil in the ditch and fly away because of the blowing of wind, further avoided the condition that the fertilizer of appling exposes in the air, improved the availability factor of fertilizer, avoided the waste of fertilizer.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a partial enlarged view at B in FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

FIG. 5 is a schematic view of a trenching shovel of the present utility model;

FIG. 6 is a schematic view of a second brush wheel according to the present disclosure;

FIG. 7 is a schematic view of a first brush wheel according to the present disclosure;

1, a shell; 2. a handle; 3. a moving wheel; 4. a first motor; 5. a door; 6. a second motor; 7. a first brush wheel; 8. a water tank; 9. a water tank top cover; 10. a top cover of the fertilizer box; 11. a fertilizer box; 12. a first warning lamp; 13. a second alarm lamp; 14. a light emitter; 15. a light sensor; 16. a water level sensor; 17. a moving plate; 18. a first spring; 19. a discharge pipe; 20. a water pump; 21. a nozzle; 22. a water outlet pipe; 23. a support plate; 24. a ditching shovel; 25. a rotating wheel; 26. a connecting rod; 27. a threaded rod; 28. a crank; 29. a first bevel gear; 30. a second bevel gear; 31. a toggle rod; 32. a thread groove; 33. a third motor; 34. a second brush wheel; 35. a first connection block; 36. a second spring; 37. a compacting roller; 38. a slide bar; 39. inserting a connecting rod; 40. a tension spring; 41. a first gear; 42. and a second gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-7, the utility model provides a corn fertilizer applicator, which comprises a shell 1, a handle 2 is fixedly arranged at the top end of the shell 1, moving wheels 3 are arranged at four corners of the bottom end of the shell 1, a first motor 4 is fixedly arranged on the shell 1, the output end of the first motor 4 is in transmission fit with any moving wheel 3, a supporting plate 23 is fixedly arranged at the bottom of one side of the shell 1, a ditching shovel 24 is fixedly arranged at the bottom end of the supporting plate 23, a fertilizer box 11 is arranged on the shell 1, a discharging pipe 19 is fixedly communicated with the bottom end of the fertilizer box 11, the discharging pipe 19 penetrates through the bottom end of the shell 1 and is fixedly connected with the shell 1, a top end of the fertilizer box 11 is in threaded connection with a fertilizer box top cover 10, a discharging speed control mechanism is arranged on the shell 1 and used for controlling the discharging speed of fertilizer in the discharging pipe 19, a first soil stirring mechanism is arranged on the supporting plate 23, a second soil stirring mechanism is arranged at the bottom end of the shell 1, the discharging pipe 19 is positioned between the ditching shovel 24 and the second soil stirring mechanism, a compacting mechanism is arranged on the shell 1, and is positioned at one side of the second soil stirring mechanism far from the discharging pipe 19.

In the utility model, through the arrangement of the handle 2, a worker can hold the fertilizer applicator more easily; the fertilizer applicator can be moved by the arrangement of the moving wheel 3; the movable wheel 3 can be driven to rotate through the arrangement of the first motor 4, so that movable power is provided for the fertilizer applicator; through the arrangement of the fertilizer box 11 and the discharge pipe 19, fertilizer can be stored and can be fertilized through the discharge pipe 19; through the arrangement of the blanking speed control mechanism, the blanking speed of the fertilizer in the discharging pipe 19 can be controlled, when the corn fields with different conditions are required to be fertilized, the discharging pipe 19 can evenly fertilize the fertilizer in the corn fields at different blanking intervals by adjusting the blanking speed control mechanism, and the discharging pipe 19 can evenly fertilize the fertilizer in the corn fields with different blanking amounts, so that the utilization rate of the fertilizer is greatly improved, and the waste of the fertilizer and the repeated application of the fertilizer in the fields are avoided; by the arrangement of the ditching shovel 24, ditching can be carried out on the soil at one side of the corn plant, and then fertilizer can be applied into the ditched ditches; by arranging the first soil shifting mechanism and the second soil shifting mechanism, the ditches with applied fertilizers can be refilled with soil, the applied fertilizers can be prevented from being exposed in the air, the volatilization of the fertilizers is avoided, the use efficiency of the fertilizers is greatly improved, and the waste of the fertilizers is avoided; through the setting of compaction mechanism, can be with the ditch compaction of refilling the soil, can avoid refilling the soil in the ditch and fly away because of the blowing of wind, further avoided the condition that the fertilizer of appling exposes in the air, improved the availability factor of fertilizer, avoided the waste of fertilizer.

Further, the unloading speed control mechanism includes the movable plate 17 that runs through the outer wall of casing 1, and movable plate 17 and casing 1 sliding fit, the one end that movable plate 17 is located in casing 1 runs through discharging pipe 19 lateral wall and with discharging pipe 19 sliding fit, the one end that movable plate 17 is located in discharging pipe 19 and the inner wall butt of discharging pipe 19, the cover is equipped with first spring 18 on the movable plate 17, the both ends of first spring 18 respectively with the inner wall of casing 1, movable plate 17 fixed connection, spacing slidable mounting has connecting rod 26 on the outer wall of casing 1, the rotation wheel 25 has been installed in the end rotation of connecting rod 26, rotation wheel 25 can pass through belt or chain and arbitrary removal round 3 transmission cooperation, a plurality of screw groove 32 has been offered to equidistant in proper order along circumference on the rotation wheel 25, screw groove 32 internal thread cooperation has toggle rod 31, the end contact cooperation of toggle rod 31 and the one end that movable plate 17 is located outside casing 1.

When the corn field is fertilized, according to the conditions of different corn fields, different numbers of poking rods 31 can be arranged on the rotating wheel 25, so that the frequency of poking the moving plate 17 by the poking rods 31 can be adjusted, and the opening and closing speed of the moving plate 17 in the discharging pipe 19 is also adjusted, so that the discharging frequency of the fertilizer can be adjusted.

Further, a first vertical long groove is formed in the side wall of the shell 1, a threaded rod 27 is rotationally connected in the first vertical long groove along the vertical direction, one end of a connecting rod 26, which is far away from the rotating wheel 25, extends into the first vertical long groove and is in threaded fit with the threaded rod 27, a first bevel gear 29 is detachably mounted at one end of the threaded rod 27, a first rotating shaft is mounted on the shell 1 in a limiting rotation mode, a second bevel gear 30 is detachably mounted at one end of the first rotating shaft, the first bevel gear 29 is meshed with the second bevel gear 30, and a crank 28 is fixedly mounted at the other end of the first rotating shaft, which is located at the outer side of the shell 1.

When fertilization is carried out on corn fields, the crank 28 can be rotated according to the conditions of different corn fields, the rotation of the crank 28 can drive the second bevel gear 30 to rotate, the rotation of the second bevel gear 30 can drive the first bevel gear 29 to rotate, the rotation of the first bevel gear 29 can drive the threaded rod 27 to rotate, the rotation of the threaded rod 27 can enable the connecting rod 26 to move up and down, the height of the stirring rod 31 can be adjusted, when the rotating wheel 25 rotates, the height of the stirring rod 31 can influence the opening and closing size of the movable plate 17 in the discharging pipe 19, when the stirring rod 31 is higher, the stirring rod 31 can enable the movable plate 17 to open and close in the discharging pipe 19 with a larger opening, otherwise, when the stirring rod 31 is lower, the movable plate 17 can open and close in the discharging pipe 19 with a larger opening, and therefore the discharging amount of fertilizer can be adjusted.

Further, the first soil poking mechanism comprises two second brush wheels 34 rotatably mounted on the supporting plate 23, the two second brush wheels 34 are coaxially and fixedly mounted with first gears 41, the two first gears 41 are meshed, the bottom ends of the two second brush wheels 34 are contacted with the top end of the ditching shovel 24, any second brush wheel 34 is in transmission connection with an output shaft of a third motor 33, and the third motor 33 is fixedly mounted on the supporting plate 23.

When the ditching shovel 24 ditches corn, the ditching soil can enter the top end of the ditching shovel 24, at the moment, any second brush wheel 34 and any first gear 41 can be rotated by the rotation of the third motor 33, and as the two first gears 41 are meshed, the two first gears 41 can rotate in opposite directions, the two second brush wheels 34 can rotate in opposite directions, and therefore the soil at the top end of the ditching shovel 24 can be swept to two sides of the ditching, and the follow-up fertilization work can be carried out in the ditching.

Further, the second soil stirring mechanism comprises two first brush wheels 7 rotatably arranged at the bottom end of the shell 1, two first brush wheels 7 are coaxially and fixedly provided with second gears 42, the two second gears 42 are meshed, any one first brush wheel 7 is in transmission connection with an output shaft of a second motor 6, the second motor 6 is fixedly connected with the bottom end of the shell 1, and the discharging pipe 19 is positioned between the ditching shovel 24 and the first brush wheels 7.

The rotation of the second motor 6 drives any one of the first brush wheels 7 and any one of the second gears 42 to rotate, and as the two second gears 42 are meshed, the two second gears 42 rotate in opposite directions, so that the two first brush wheels 7 rotate in opposite directions, and after fertilization is performed in the ditch, the two first brush wheels 7 can sweep the two second brush wheels 34 into the ditch again, thereby completing backfilling of the ditch.

Further, the water tank 8 is fixedly installed on the shell 1, the top end of the water tank 8 is in threaded fit with the water tank top cover 9, a plurality of air holes are formed in the water tank top cover 9, a water outlet pipe 22 is fixedly communicated with the bottom end of the water tank 8, a water pump 20 is installed on the water outlet pipe 22, the bottom end of the water outlet pipe 22 penetrates through the bottom end of the shell 1 and is fixedly communicated with a nozzle 21, and the nozzle 21 is located between the discharging pipe 19 and the first brush wheel 7.

When the corn field is fertilized, after the fertilization is carried out in the ditch, the water pump 20 can suck the water in the water tank 8 and can spray the water from the nozzle 21 through the water outlet pipe 22, so that the fertilizer in the ditch can be watered; the air holes on the water tank top cover 9 can balance the negative pressure in the water tank 8, so that water can be normally sprayed out of the nozzle 21; after the fertilizer is soaked in water, nutrients in the fertilizer can be quickly fed into the soil, so that the corn can be supplied with the nutrients more efficiently, the utilization rate of the fertilizer is further improved, and meanwhile, the waste of the fertilizer is further avoided.

Further, one end of a door 5 is hinged on the side wall of the shell 1, and the other end of the door 5 is detachably connected with the shell 1 through a door lock; through the setting of door 5, can put into casing 1 with reserve fertilizer and water, increased the space utilization of this fertilizer distributor.

Further, the compaction mechanism includes first connecting block 35, first connecting block 35 is L type structure, first vertical slot hole has been seted up to first connecting block 35's bottom, sliding fit has slide bar 38 in the first vertical slot hole, the compaction roller 37 is installed in the bottom rotation of slide bar 38, the one end of slide bar 38's top fixedly connected with second spring 36, the other end and the first connecting block 35 fixed connection of second spring 36, first through-hole has been seted up on the first connecting block 35, first through-hole and first vertical slot hole intercommunication, sliding fit has plug bar 39 in the first through-hole, the cover is equipped with extension spring 40 on the plug bar 39, the both ends of extension spring 40 respectively with first connecting block 35's outer wall, plug bar 39 fixed connection, the jack groove has been seted up on the lateral wall of slide bar 38, plug groove and plug bar 39 looks adaptation, the distance between jack groove and the plug bar 39 is less than the distance on first connecting block 35 bottom and the compaction roller 37 top.

When the fertilizer applicator does not work, the sliding rod 38 is pulled upwards, and the inserting rod 39 is inserted into the inserting groove under the pulling force of the tension spring 40, so that the sliding rod 38 can be locked in the first connecting block 35; when the fertilizer applicator is used for fertilizing corn, the inserting rod 39 is pulled outwards, the sliding rod 38 slides downwards in the first connecting block 35 under the pressure of the second spring 36, the compacting roller 37 is pressed on the corn at a certain pressure, and after the first brush wheel 7 backfills the ditch again, the compacting roller 37 can compact the backfilled ditch.

Further, a light emitter 14 is fixedly arranged at the bottom of the inner wall of the fertilizer box 11, a light sensor 15 is arranged at one side opposite to the light emitter 14, the light sensor 15 is fixedly connected with the bottom of the inner wall of the fertilizer box 11, and the light emitter 14 is arranged flush with the light sensor 15; the inner wall bottom fixed mounting of water tank 8 has water level sensor 16, and the top fixed mounting of casing 1 has first alarm lamp 12 and second alarm lamp 13, and first alarm lamp 12 and light sensor 15 electric fit, second alarm lamp 13 and water level sensor 16 electric fit.

When enough fertilizers are stored in the fertilizer box 11, the light emitted by the light emitter 14 can be blocked by the fertilizers and cannot be sensed by the light sensor 15, and when the light sensor 15 cannot sense the light emitted by the light emitter 14, the first alarm lamp 12 cannot give an alarm; when the fertilizer in the fertilizer box 11 is used, less fertilizer can not block the light emitted by the light emitter 14 at the moment, the light sensor 15 can sense the light emitted by the light emitter 14, and then the first alarm lamp 12 can be lightened to give an alarm, so that staff can be timely reminded of the need of feeding in the fertilizer box 11; similarly, when the water in the water tank 8 is used up, the water level sensor 16 sends a signal to make the second alarm lamp 13 light up to give an alarm, so that the staff can be timely reminded of water replenishing in the water tank 8.

The working process comprises the following steps: when the fertilizer applicator is used, the handle 2 is held, the first motor 4 is started, and the fertilizer applicator is moved to corn fields needing to be fertilized; then, opening the top cover 10 of the fertilizer box, putting fertilizer into the fertilizer box 11, opening the top cover 9 of the water tank, and putting water into the water tank 8; next, different numbers of toggle rods 31 are arranged on the rotating wheel 25, and the crank handle 28 is rocked to adjust the height of the rotating wheel 25, so that different fertilizer discharging frequencies and fertilizer discharging amounts can be adjusted according to the conditions of different corn fields; finally, the plug rod 39 is pushed outwardly, so that the compaction roller 37 is pressed against the corn floor with a certain pressure under the pressure of the second spring 36.

Starting all electric equipment, firstly, ditching the corn field by a ditching shovel 24, sweeping soil generated by ditching to two sides of the ditches by a second brush wheel 34, then applying fertilizer into the ditches by a discharging pipe 19, and after the fertilizer is applied, enabling water to enter the ditches with the fertilizer applied by a nozzle 21; then, the first brush wheel 7 sweeps soil on two sides of the ditch into the ditch again to finish backfilling of the ditch; finally, compaction roller 37 compacts the backfilled furrows, thereby allowing corn to be fertilized.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. The utility model provides a corn fertilizer applicator, its characterized in that includes casing (1), the top fixed mounting of casing (1) has handle (2), four corners in casing (1) bottom all install and remove round (3), fixed mounting has first motor (4) on casing (1), the output of first motor (4) with arbitrary remove round (3) transmission cooperation, one side bottom fixed mounting of casing (1) has backup pad (23), the bottom fixed mounting of backup pad (23) has ditching shovel (24), install fertilizer case (11) on casing (1), the bottom fixed communication of fertilizer case (11) has discharging pipe (19), discharging pipe (19) run through the bottom of casing (1) and with casing (1) fixed connection, the top threaded connection of fertilizer case (11) has fertilizer case top cap (10), install unloading speed control mechanism on casing (1), unloading speed control mechanism is used for controlling fertilizer in the bottom of discharging pipe (19) backup pad (23), install on casing (1) second soil stirring mechanism (24) the soil stirring mechanism, soil stirring mechanism is installed on casing (1), the compaction mechanism is located at one side of the second soil shifting mechanism away from the discharging pipe (19).

2. The corn fertilizer applicator according to claim 1, wherein the feeding speed control mechanism comprises a moving plate (17) penetrating through the outer wall of the shell (1), the moving plate (17) is in sliding fit with the shell (1), one end of the moving plate (17) located in the shell (1) penetrates through the side wall of the discharging pipe (19) and is in sliding fit with the discharging pipe (19), one end of the moving plate (17) located in the discharging pipe (19) is abutted to the inner wall of the discharging pipe (19), a first spring (18) is sleeved on the moving plate (17), two ends of the first spring (18) are fixedly connected with the inner wall of the shell (1) and the moving plate (17), a connecting rod (26) is mounted on the outer wall of the shell (1) in a limiting sliding mode, the tail end of the connecting rod (26) is rotatably mounted with a rotating wheel (25), the rotating wheel (25) is in transmission fit with any one rotating wheel (3), a plurality of stirring grooves (32) are formed in the periphery of the stirring rod (31), and the stirring rod (31) is in contact with the inner thread grooves (32) of the shell.

3. The corn fertilizer applicator according to claim 2, wherein a first vertical long groove is formed in the side wall of the casing (1), a threaded rod (27) is rotatably connected in the first vertical long groove along the vertical direction, one end of the connecting rod (26) far away from the rotating wheel (25) stretches into the first vertical long groove and is in threaded fit with the threaded rod (27), a first bevel gear (29) is detachably mounted at one end of the threaded rod (27), a first rotating shaft is mounted on the casing (1) in a limiting rotation mode, one end of the first rotating shaft is located in the first vertical long groove and is detachably mounted with a second bevel gear (30), the first bevel gear (29) is meshed with the second bevel gear (30), and the other end of the first rotating shaft is located on the outer side of the casing (1) and is fixedly mounted with a shaking handle (28).

4. A corn fertilizer applicator as defined in claim 1, characterized in that said first soil-shifting mechanism comprises two second brush wheels (34) rotatably mounted on said support plate (23), said two second brush wheels (34) each having a first gear (41) coaxially and fixedly mounted thereon, said two first gears (41) being engaged, the bottom ends of said two second brush wheels (34) each contacting the top end of said digger blade (24), any one of said second brush wheels (34) being drivingly connected to the output shaft of a third motor (33), said third motor (33) being fixedly mounted on said support plate (23).

5. The corn fertilizer applicator according to claim 1, wherein the second soil stirring mechanism comprises two first brush wheels (7) rotatably mounted at the bottom end of the casing (1), the two first brush wheels (7) are coaxially and fixedly provided with second gears (42), the two second gears (42) are meshed, any one of the first brush wheels (7) is in transmission connection with an output shaft of a second motor (6), the second motor (6) is fixedly connected with the bottom end of the casing (1), and the discharging pipe (19) is positioned between the ditching shovel (24) and the first brush wheels (7).

6. The corn fertilizer applicator according to claim 5, wherein a water tank (8) is fixedly installed on the shell (1), a water tank top cover (9) is in threaded fit with the top end of the water tank (8), a plurality of air holes are formed in the water tank top cover (9), a water outlet pipe (22) is fixedly communicated with the bottom end of the water tank (8), a water pump (20) is installed on the water outlet pipe (22), the bottom end of the water outlet pipe (22) penetrates through the bottom end of the shell (1) and is fixedly communicated with a nozzle (21), and the nozzle (21) is located between the discharge pipe (19) and the first brush wheel (7).

7. A corn fertilizer applicator according to claim 1, characterized in that one end of a door (5) is hinged to a side wall of the housing (1), and the other end of the door (5) is detachably connected to the housing (1).

8. The corn fertilizer applicator according to claim 1, wherein the compacting mechanism comprises a first connecting block (35), the first connecting block (35) is of an L-shaped structure, a first vertical long hole is formed in the bottom end of the first connecting block (35), a sliding rod (38) is slidably matched in the first vertical long hole, a compacting roller (37) is rotatably mounted at the bottom end of the sliding rod (38), one end of a second spring (36) is fixedly connected with the top end of the sliding rod (38), the other end of the second spring (36) is fixedly connected with the first connecting block (35), a first through hole is formed in the first connecting block (35), the first through hole is communicated with the first vertical long hole, a plug rod (39) is slidably matched in the first through hole, a tension spring (40) is sleeved on the plug rod (39), two ends of the tension spring (40) are fixedly connected with the outer wall of the first connecting block (35) and one end of the plug rod (39), the other end of the sliding rod (38) is fixedly connected with the plug rod (39), and the plug rod (39) is provided with a small plug groove, and the plug groove (39) is formed between the plug rod and the plug groove (37).

9. The corn fertilizer applicator according to claim 6, wherein a light emitter (14) is fixedly installed at the bottom of the inner wall of the fertilizer box (11), a light sensor (15) is installed at one side opposite to the light emitter (14), the light sensor (15) is fixedly connected with the bottom of the inner wall of the fertilizer box (11), and the light emitter (14) is arranged flush with the light sensor (15); the water tank is characterized in that a water level sensor (16) is fixedly mounted at the bottom of the inner wall of the water tank (8), a first alarm lamp (12) and a second alarm lamp (13) are fixedly mounted at the top end of the shell (1), the first alarm lamp (12) is electrically matched with the light sensor (15), and the second alarm lamp (13) is electrically matched with the water level sensor (16).