CN115136772A - Self-propelled granule broadcasting system in field - Google Patents

Abstract

The invention discloses a field self-propelled granule spreading system, relates to the technical field of agriculture, and aims to solve the problem of poor working performance of the existing agricultural machinery. The invention can help cultivators quickly spread granules, guide the discharged granules, make the granules falling on the field more uniform, and simply and conveniently regulate and control the guide part according to the environment of the field, and is convenient to use.

Description

Self-propelled granule broadcasting system in field

Technical Field

The invention relates to the technical field of agriculture, in particular to a field self-propelled granule broadcasting system.

Background

In order to reduce the workload of field operation, field workers often use corresponding mechanical auxiliary operation. The application number is CN202111391247.7, the disclosure number is 20220220215, and the Chinese patent document discloses an automatic vertical telescopic arm self-propelled wheel of a field high-stem crop cultivation vehicle, which comprises a support arm, a self-propelled wheel, a power supply arranged on the cultivation vehicle, a single chip microcomputer, an inclination angle sensor, a hydraulic oil pump, a hydraulic electromagnetic valve and a hydraulic oil cylinder, wherein a cylindrical support arm of a chassis frame of the cultivation vehicle is internally connected with a bidirectional hydraulic oil cylinder, the lower end of a piston is connected with the telescopic support arm, the lower end of the telescopic support arm is of a hollow structure and is connected with a ground self-propelled wheel, the inclination angle sensor converts an inclination angle analog signal into a digital quantity through A/D (analog/digital) to the single chip microcomputer to control the hydraulic oil cylinder, the telescopic support arm supports the cultivation vehicle, and automatically adjusts the ground self-propelled wheels to keep a vertical state and adjusts the cultivation vehicle to keep a horizontal state under the effect of controlling the hydraulic oil cylinder. The inclination angle sensor is connected with the single chip microcomputer to control the hydraulic oil cylinder to drag the telescopic support arm to stretch out and draw back so as to realize automatic leveling adjustment of the tillage vehicle, prevent fuel oil and liquid medicine from being scattered in an inclined mode, control the adjusting support arm and the self-propelled wheels from automatically plumb and not scraping seedlings, and avoid crop damage.

Although the machine can assist cultivators to carry out field operation, the machine has a single function in the use process, only has a corresponding running function, cannot carry out field operation according to field topography and cultivation requirements, and has a poor use effect, so that the field self-propelled granule spreading system is provided.

Disclosure of Invention

The field self-propelled granule spreading system provided by the invention solves the problem of poor working performance of agricultural machinery.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a field is from walking granule and is broadcast application system, includes mount pad, connecting seat, fixes the wheel of walking certainly in mount pad and connecting seat bottom, be equipped with the connection assembly who is used for connecting the connecting seat on the mount pad, the top of mount pad is fixed with the arm, still is equipped with the seeding subassembly on the mount pad.

Preferably, the seeding assembly comprises a discharging box fixed at the bottom of the mounting seat, a plurality of discharging nets are embedded at the bottom of the discharging box, a sealing block used for sealing the discharging nets is arranged at the bottom of the discharging net, a through hole is formed in the middle of each discharging net and the sealing block, a rotating rod is inserted into the inner portion of the through hole, one end of the rotating rod is rotatably connected to the inner wall of the discharging box, a transmission plate is fixed to the other end of the rotating rod, sliding holes are formed in two ends of the transmission plate, a clamping block is slidably connected to the inside of each sliding hole, a switching column is rotatably connected to one side, close to the clamping block, of the transmission plate, a clamping groove in sliding fit with the clamping block is formed in one side, close to the transmission plate, of the sealing block, a stepping motor is fixed to one end of the discharging box, a worm is connected to the output end of the stepping motor, the other end of the worm rod is rotatably connected to the inner wall of the other end of the discharging box, a worm wheel meshed with the outer wall of the rotating rod in the discharging box is fixedly sleeved with a worm wheel, a push plate which the worm wheel is slidably arranged below the discharging box, and a push plate is arranged on the outer wall of the discharging box.

Preferably, the both sides of ejection of compact case are equipped with the deflector, the both ends of ejection of compact case are equipped with the connecting block of fixing in the mount pad bottom, the holding tank has been seted up to the bottom of connecting block, the inside sliding connection of holding tank has the connecting plate, and the connecting plate tip that is located the holding tank inside is seted up there is the sliding groove, the inside sliding connection in sliding groove has the sliding block, the inner wall of holding tank is fixed with a plurality of coupling spring, coupling spring's the other end is fixed on the sliding block, one side that coupling spring was kept away from to the sliding block is fixed with the joint piece, a plurality of and joint piece sliding fit's joint groove is seted up to the connecting block, the deflector articulates at the connecting plate that is located the holding tank outside.

Preferably, the top of connecting seat is fixed with the water tank, the outside of water tank is fixed with the water pump, the input of water pump is connected with the inlet tube, the other end of inlet tube extends to the inside of water tank, the output of water pump is connected with the outlet pipe, the inboard at a deflector is fixed to the outlet pipe, and a plurality of shower nozzles are installed to the outlet pipe that is located on the deflector inboard.

Preferably, the inside sliding connection of water tank has the filter screen, the both ends of filter screen are fixed with the slider, the inner wall at water tank both ends seted up with slider sliding fit's spout, be located the inside slider middle part of spout and seted up the linkage hole, the guide bar of fixing on the spout inner wall is worn to be equipped with in the inside of linkage hole, be located the outside cover of guide bar of slider and be equipped with reset spring, the feed liquor valve is installed to one side of water tank, the filter screen is located between feed liquor valve and the inlet tube, one side that the feed liquor valve was kept away from to the filter screen is equipped with the head rod of rotation connection on the water tank inner wall, the outer wall of head rod is fixed to be cup jointed drive gear, the top of mount pad is fixed with the guardrail, the top of water tank slides and is worn to be equipped with the rack with drive gear meshing, the outer wall of head rod is fixed to be cup jointed with filter screen complex cam, one side that the feed liquor valve was kept away from to the filter screen is equipped with the conveying cylinder of fixing on the water tank inner wall, the inlet tube tip that is located the water tank inside communicates with the conveying cylinder, the conveying cylinder inner wall is equipped with the outer wall and is cup jointed fixed the fixed with the outer wall of conveying shaft of connecting the fixed of conveying cylinder, is located the outer wall of conveying cylinder and is connected with the fixed cover of the mixed rod.

Preferably, a linkage plate is arranged below the guide plate, connecting blocks are arranged on two sides of the linkage plate, studs are fixed on two sides of opposite ends of the guide plate and the linkage plate, fixing holes are formed in two ends of each connecting block, and the other ends of the studs penetrate through the corresponding fixing holes and are in threaded sleeve connection with a limiting sleeve.

Preferably, the diameter of the limiting sleeve is larger than the aperture of the fixing hole, and the outer wall of the limiting sleeve is provided with anti-skid grains.

Preferably, a protective shell is fixed on the outer wall of the stepping motor and fixed on the discharging box.

Preferably, the top of the water tank is provided with a slot, and the rack slides in the slot.

Preferably, coupling assembling is including seting up the spread groove on the mount pad, the inside sliding connection of spread groove has one end to fix the extension seat on the connecting seat, the inner wall of spread groove one end is fixed with driving motor, driving motor's output transmission is connected with the screw thread post, the other end of screw thread post rotates to be connected on the inner wall of the spread groove other end, the outer wall screw thread of screw thread post cup joints and inlays the transmission cover of dress at the extension seat other end.

In the invention:

1. the granular material guiding device can help cultivators to quickly spread granular materials, can guide the discharged granular materials, enables the granular materials to fall on a field to be more uniform, can simply and conveniently regulate and control the guiding component according to the environment of the field, and is convenient to use.

2. The invention can help cultivators to effectively fertilize, can filter the water liquid for fertilization, improves the purity of the water liquid, improves the mixing degree of the water liquid and waste materials in the equipment, improves the effect of fertilizing water, can vibrate and dredge the filtering component, improves the cruising ability of the filtering component and has high working performance.

Drawings

Fig. 1 is a schematic structural diagram of a field self-propelled granule spreading system provided by the invention;

fig. 2 is a schematic structural diagram of a discharge box in a field self-propelled granule spreading system provided by the invention;

fig. 3 is a schematic structural view of a water tank in a field self-propelled granule spreading system according to the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 2;

FIG. 5 is a partial enlarged view of portion B of FIG. 2;

FIG. 6 is an enlarged view of a portion C of FIG. 2;

FIG. 7 is an enlarged view of a portion D of FIG. 3;

fig. 8 is a schematic diagram of a field self-propelled granule spreading system according to the present invention.

Reference numbers in the figures: 1. a mounting seat; 2. a connecting seat; 3. a self-propelled wheel; 4. a discharging box; 5. a water tank; 6. a discharge net; 7. a sealing block; 8. a rotating rod; 9. a drive plate; 10. a clamping block; 11. a slide hole; 12. a transfer column; 13. a drive sleeve; 14. a card slot; 15. a stepping motor; 16. a worm; 17. a worm gear; 18. pushing the plate; 19. a conveying sleeve; 20. connecting blocks; 21. accommodating a tank; 22. A connecting plate; 23. a sliding connection groove; 24. a slider; 25. a clamping block; 26. a clamping groove; 27. A guide plate; 28. a linkage plate; 29. a connecting block; 30. a fixing hole; 31. a stud; 32. a limiting sleeve; 33. a water pump; 34. a water inlet pipe; 35. a water outlet pipe; 36. filtering with a screen; 37. a slider; 38. A chute; 39. a guide bar; 40. a return spring; 41. a rack; 42. a transmission rod; 43. a transmission gear; 44. a delivery cylinder; 45. a transmission shaft; 46. a helical blade; 47. a mixing rod; 48. a cam; 49. a guardrail; 50. a mechanical arm; 51. and (4) a spray head.

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.

Referring to fig. 1-8, a field self-propelled granule spreading system comprises a mounting seat 1, a connecting seat 2, a self-propelled wheel 3 fixed at the bottom of the mounting seat 1 and the connecting seat 2, a connecting assembly for connecting the connecting seat 2 is arranged on the mounting seat 1, a mechanical arm 50 is fixed at the top of the mounting seat 1, the mechanical arm 50 can carry a pesticide application device, a seeding assembly is also arranged on the mounting seat 1, the connecting assembly comprises a connecting groove arranged on the mounting seat 1, an extending seat with one end fixed on the connecting seat 2 is connected inside the connecting groove in a sliding manner, a driving motor is fixed on the inner wall of one end of the connecting groove, the driving motor is a positive and negative rotation motor, the output end of the driving motor is connected with a threaded column in a transmission manner, the other end of the threaded column is connected on the inner wall of the other end of the connecting groove in a rotating manner, a transmission sleeve embedded at the other end of the extending seat is sleeved on the outer wall of the threaded column in a threaded manner, the seeding assembly comprises a discharging box 4 fixed at the bottom of an installation seat 1, a feeding valve is installed on the discharging box 4, a plurality of discharging nets 6 are embedded at the bottom of the discharging box 4, sealing blocks 7 for sealing the discharging nets 6 are arranged at the bottoms of the discharging nets 6, through holes are formed in the middles of the discharging nets 6 and the sealing blocks 7, rotating rods 8 are inserted into the through holes, one ends of the rotating rods 8 are rotatably connected to the inner wall of the discharging box 4, a driving plate 9 is fixed at the other end of each rotating rod 8, sliding holes 11 are formed at two ends of the driving plate 9, a clamping block 10 is slidably connected inside each sliding hole 11, an adapter column 12 is rotatably connected to one side, close to the clamping block 10, of each driving plate 9, threads are formed on the outer wall of each adapter column 12, a driving sleeve 13 embedded on the clamping block 10 is sleeved with the threads of the outer wall of each adapter column 12, a clamping groove 14 in sliding fit with the clamping block 10 is formed in one side, close to the driving plate 9, of each sealing block 7, a stepping motor 15 is fixed at one end of the discharge box 4, the output end of the stepping motor 15 is in transmission connection with a worm 16, the other end of the worm 16 is in rotation connection with the inner wall of the other end of the discharge box 4, a worm wheel 17 meshed with the worm 16 is fixedly sleeved on the outer wall of a rotating rod 8 positioned in the discharge box 4, a push plate 18 sliding in the discharge box 4 is arranged below the worm wheel 17, a conveying sleeve 19 embedded on the push plate 18 is sleeved on the outer wall of the rotating rod 8 positioned at the two ends of the discharge box 4 in a threaded manner, when granule scattering work is required, the space between the mounting seat 1 and the connecting seat 2 can be regulated and controlled according to the field environment, the threaded column is driven to rotate through the operation of a driving motor, the extension seat is driven to displace through the threaded transmission of the threaded column and the transmission sleeve, and the connecting seat 2 is driven to displace, can regulate and control the interval between mount pad 1 and the connecting seat 2 this moment, and after regulating and controlling, according to the demand of ploughing, rotate corresponding switching post 12, screw-thread fit through switching post 12 and drive sleeve 13, it carries out the displacement to drive sleeve 13 and fixture block 10, get into corresponding draw-in groove 14 inside back when fixture block 10, accessible step motor 15's operation, it rotates to drive worm 16, drive worm wheel 17 rotates, drive bull stick 8 rotates, accessible pivoted bull stick 8 drives driving plate 9 and rotates when this, it rotates to drive closed block 7, closed block 7 will intermittent type nature open discharging net 6 this moment, the granule that is located discharging box 4 inside this moment will carry out intermittent type nature's discharge through discharging net 6, and then spill on the field.

The both sides of ejection of compact case 4 are equipped with deflector 27, through deflector 27, can protect ejection of compact net 6, avoid ejection of compact net 6's sieve mesh to be blockked up by external debris, the both ends of ejection of compact case 4 are equipped with the connecting block 20 of fixing in mount pad 1 bottom, the bottom of connecting block 20 has been seted up and has been held groove 21, the inside sliding connection of holding groove 21 has link plate 22, link plate 22 tip that is located the holding groove 21 inside has seted up sliding connection groove 23, sliding connection groove 23's inside sliding connection has sliding block 24, the inner wall of holding groove 21 is fixed with a plurality of coupling spring, coupling spring's the other end is fixed on sliding block 24, one side that coupling spring was kept away from to sliding block 24 is fixed with joint piece 25, connecting block 20 has seted up a plurality ofly and joint piece 25 sliding fit's joint groove 26, deflector 27 articulates at the outside link plate 22 that is located holding groove 21, and when closing block 7 rotates, will carry out intermittent type's promotion to deflector 27, it deflects to drive deflector 27, this moment, deflector 27 that the accessible deflected guides granule that ejection of compact case 4 discharged, make the more even on falling.

And can be according to the environment in field, adjust the corresponding height of deflector 27, can press joint piece 25, drive joint piece 25 and carry out the displacement, after joint piece 25 breaks away from the inside of joint groove 26, can pull guide plate 27, drive guide plate 27 and carry out the displacement, drive connecting plate 22 and carry out the displacement, after guide plate 27 displacement to suitable position, through the resilience of resetting of coupling spring, promote sliding block 24 and carry out the displacement, drive joint piece 25 and carry out the displacement, after joint piece 25 enters into corresponding joint groove 26 inside, the relevant position of guide plate 27 was fixed this moment.

The top of connecting seat 2 is fixed with water tank 5, the outside of water tank 5 is fixed with water pump 33, the input of water pump 33 is connected with inlet tube 34, the other end of inlet tube 34 extends to the inside of water tank 5, the output of water pump 33 is connected with outlet pipe 35, outlet pipe 35 fixes the inboard at a deflector 27, a plurality of shower nozzles 51 are installed to outlet pipe 35 that is located on the deflector 27 inboard, through the operation of water pump 33, the inside rich water of extractable water tank 5 is carried to the inside of outlet pipe 35, spout 51 on through the outlet pipe 35, thereby fertilize the field.

A filter screen 36 is connected inside the water tank 5 in a sliding manner, sliding blocks 37 are fixed at two ends of the filter screen 36, sliding grooves 38 which are in sliding fit with the sliding blocks 37 are formed in the inner walls of the two ends of the water tank 5, a linkage hole is formed in the middle of the sliding block 37 positioned inside the sliding groove 38, a guide rod 39 fixed on the inner wall of the sliding groove 38 penetrates through the linkage hole, a reset spring 40 is sleeved outside the guide rod 39 positioned outside the sliding block 37, a liquid inlet valve is installed at one side of the water tank 5, the filter screen 36 is positioned between the liquid inlet valve and the water inlet pipe 34, a transmission rod 42 which is rotatably connected to the inner wall of the water tank 5 is arranged at one side of the filter screen 36 away from the liquid inlet valve, a transmission gear 43 is fixedly sleeved on the outer wall of the transmission rod 42, the top of mount pad 1 is fixed with guardrail 49, the rack 41 with drive gear 43 meshing is worn to be equipped with in the top of water tank 5 slip, the outer wall of coupling rod 42 is fixed to be cup jointed with filter screen 36 complex cam 48, one side that filter screen 36 keeps away from the feed liquor valve is equipped with the transport cylinder 44 of fixing on the water tank 5 inner wall, the inlet tube 34 tip that is located inside the water tank 5 communicates with transport cylinder 44, the inside of transport cylinder 44 is equipped with the biography connecting axle 45 of rotation connection on water tank 5 inner wall, the outer wall of biography connecting axle 45 that is located inside transport cylinder 44 is fixed to be cup jointed helical blade 46, the outer wall of biography connecting axle 45 that is located transport cylinder 44 outside is fixed to be cup jointed hybrid beam 47, can filter water liquid through filter screen 36.

And when inlet tube 34 extracted the inside rich water of water tank 5, the inside rich water of water tank 5 will enter into the inside of transport cylinder 44, the inside rich water of transport cylinder 44 that enters into this moment will drive helical blade 46 and rotate, carry out pivoted helical blade 46 this moment and will drive biography spiale 45 and rotate, accessible pivoted biography spiale 45 drives the puddler 47 and rotates this moment, accessible pivoted puddler 47 mixes the inside water liquid of water tank 5 and waste material this moment.

And when connecting seat 2 carried out the displacement, relative displacement will take place for rack 41, can drive gear 43 through the transmission cooperation of rack 41 and drive gear 43 this moment and rotate, drive extension rod 42 and rotate, drive cam 48 and rotate, accessible pivoted cam 48 carries out intermittent type nature's oppression to filter screen 36 this moment, drives filter screen 36 and reciprocates and vibrates to dredge filter screen 36, thereby improve filter screen 36's duration.

A linkage plate 28 is arranged below the guide plate 27, two sides of the linkage plate 28 are provided with connecting blocks 29, two sides of opposite ends of the guide plate 27 and the linkage plate 28 are fixed with studs 31, two ends of the connecting blocks 29 are provided with fixing holes 30, the other ends of the studs 31 penetrate through the corresponding fixing holes 30 and are in threaded sleeve connection with a limiting sleeve 32, and the guide plate 27 can be extended through the linkage plate 28.

The diameter of the limiting sleeve 32 is larger than the aperture of the fixing hole 30, and the outer wall of the limiting sleeve 32 is provided with anti-slip lines, so that a user can conveniently rotate the limiting sleeve 32 through the anti-slip lines.

The outer wall of step motor 15 is fixed with the protecting crust, and the protecting crust is fixed on ejection of compact case 4, through the protecting crust, can protect step motor 15.

The top of the water tank 5 is provided with a slot, the rack 41 slides in the slot, and the rack 41 can flexibly slide through the slot.

The working principle is as follows: when the grain spreading work is needed, the distance between the mounting seat 1 and the connecting seat 2 can be regulated and controlled according to the field environment, the threaded column is driven to rotate by the operation of the driving motor, the extending seat is driven to displace by the threaded transmission of the threaded column and the transmission sleeve, the connecting seat 2 is driven to displace, the distance between the mounting seat 1 and the connecting seat 2 can be regulated and controlled, and after the regulation and control are well carried out, according to the cultivation requirement, the corresponding switching column 12 is rotated, the driving sleeve 13 and the fixture block 10 are driven to displace through the threaded fit of the switching column 12 and the driving sleeve 13, after the fixture block 10 enters the corresponding clamping groove 14, the worm 16 is driven to rotate through the operation of the stepping motor 15, the worm wheel 17 is driven to rotate, the rotating rod 8 is driven to rotate, and the driving plate 9 is driven to rotate through the rotating rod 8, the sealing block 7 is driven to rotate, the sealing block 7 intermittently opens the discharging net 6, the granules in the discharging box 4 are intermittently discharged through the discharging net 6 and then sprinkled on the field, when the sealing block 7 rotates, the guide plate 27 is intermittently pushed to drive the guide plate 27 to deflect, the granules discharged from the discharging box 4 can be guided through the deflected guide plate 27, the granules falling on the field are more uniform, the corresponding height of the guide plate 27 can be adjusted according to the field environment, the clamping block 25 can be pressed to drive the clamping block 25 to displace, when the clamping block 25 is separated from the inner part of the clamping groove 26, the guide plate 27 can be pulled to drive the guide plate 27 to displace, and the connecting plate 22 is driven to displace, after deflector 27 displaced to suitable position, elasticity through the reset of connecting spring, promote sliding block 24 to displace, drive joint piece 25 and carry out the displacement, after joint piece 25 entered into corresponding joint groove 26 inside, the relevant position of deflector 27 is fixed this moment, through the operation of water pump 33, can extract the inside rich water of water tank 5 and carry to the inside of outlet pipe 35, spout through shower nozzle 51 on the outlet pipe 35, thereby fertilize the field, can filter water liquid through filter screen 36, and when inlet pipe 34 extracted the inside rich water of water tank 5, the inside rich water of water tank 5 will enter into the inside of carrying cylinder 44, the inside rich water that enters into carrying cylinder 44 this moment will drive helical blade 46 and rotate, carry out the pivoted helical blade 46 and will drive the transmission shaft 45 and rotate this moment, accessible pivoted transmission shaft 45 drives mixing rod 47 and rotates this moment, accessible pivoted mixing rod 47 mixes the inside rich water tank 5 and waste material this moment, and when connecting seat 2 carries out the displacement, relative displacement will take place rack 41, accessible transmission rack transmission 43 and drive transmission gear drive cam drive this moment, filter screen 36 drives cam 48 drives the oscillating that the filter screen 36 drives the reciprocating oscillation.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings, which are simply for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.

Claims (10)

1. The utility model provides a self-propelled granule in field spreads fertilizer over fields system, includes mount pad (1), connecting seat (2), fixes at self-propelled wheel (3) of mount pad (1) and connecting seat (2) bottom, its characterized in that, be equipped with the coupling assembling that is used for connecting seat (2) on mount pad (1), the top of mount pad (1) is fixed with arm (50), still is equipped with the seeding subassembly on mount pad (1).

2. The field self-propelled granule spreading system according to claim 1, wherein the seeding assembly comprises a discharging box (4) fixed at the bottom of the mounting seat (1), a plurality of discharging nets (6) are embedded at the bottom of the discharging box (4), a sealing block (7) for sealing the discharging nets (6) is arranged at the bottom of each discharging net (6), a through hole is formed in the middle of each discharging net (6) and the sealing block (7), a rotating rod (8) is inserted into the through hole, one end of each rotating rod (8) is rotatably connected to the inner wall of the discharging box (4), a driving plate (9) is fixed at the other end of each rotating rod (8), sliding holes (11) are formed at two ends of each driving plate (9), a clamping block (10) is slidably connected inside each sliding hole (11), an adapter column (12) is rotatably connected to one side of each driving plate (9) close to the clamping block (10), a driving sleeve (13) sleeved on the clamping block (10) is connected to the outer wall of each adapter column (12) in a threaded manner, a clamping groove (13) is formed at one side of each sealing block (7) close to the driving plate (9) and matched with a worm (10) fixing motor (15), and an output end of the stepping motor (16) of each stepping motor (14) for fixing the corresponding to the corresponding clamping block (4), the other end of worm (16) rotates to be connected on the inner wall of ejection of compact case (4) other end, is located that fixed the cup jointing of bull stick (8) outer wall inside ejection of compact case (4) has worm wheel (17) with worm (16) meshing, the below of worm wheel (17) is equipped with slides in push pedal (18) inside ejection of compact case (4), and bull stick (8) outer wall screw thread that is located ejection of compact case (4) both ends is cup jointed and is inlayed transport cover (19) on push pedal (18).

3. The field self-propelled granule spreading system according to claim 2, wherein guide plates (27) are arranged on two sides of the discharging box (4), connecting blocks (20) fixed to the bottom of the mounting seat (1) are arranged at two ends of the discharging box (4), an accommodating groove (21) is formed in the bottom of each connecting block (20), a connecting plate (22) is connected to the inside of each accommodating groove (21) in a sliding mode, a sliding groove (23) is formed in the end portion of each connecting plate (22) located inside each accommodating groove (21), a sliding block (24) is connected to the inside of each sliding groove (23) in a sliding mode, a plurality of connecting springs are fixed to the inner wall of each accommodating groove (21), the other ends of the connecting springs are fixed to the corresponding sliding blocks (24), a clamping block (25) is fixed to one side, away from the corresponding connecting spring, of each connecting block (24), a plurality of clamping grooves (26) in sliding fit with the corresponding clamping blocks (25) are formed in the corresponding connecting blocks (20), and the guide plates (27) are hinged to the connecting plates (22) located outside the accommodating grooves (21).

4. A field self-propelled granule spreading system according to claim 3, characterized in that a water tank (5) is fixed on the top of the connecting base (2), a water pump (33) is fixed on the outer side of the water tank (5), an inlet pipe (34) is connected to the input end of the water pump (33), the other end of the inlet pipe (34) extends to the inside of the water tank (5), an outlet pipe (35) is connected to the output end of the water pump (33), the outlet pipe (35) is fixed on the inner side of a guide plate (27), and a plurality of spray heads (51) are installed on the outlet pipe (35) on the inner side of the guide plate (27).

5. The field self-propelled granule spreading system according to claim 4, wherein a filter screen (36) is slidably connected inside the water tank (5), sliding blocks (37) are fixed at two ends of the filter screen (36), sliding grooves (38) slidably matched with the sliding blocks (37) are formed in the inner walls at two ends of the water tank (5), a linkage hole is formed in the middle of each sliding block (37) inside the corresponding sliding groove (38), a guide rod (39) fixed on the inner wall of each sliding groove (38) penetrates through the linkage hole, a return spring (40) is sleeved outside each guide rod (39) outside each sliding block (37), a liquid inlet valve is installed on one side of the water tank (5), the filter screen (36) is located between the liquid inlet valve and a water inlet pipe (34), a transmission rod (42) rotatably connected to the inner wall of the water tank (5) is arranged on one side of the filter screen (36) away from the liquid inlet valve, a transmission gear (43) is fixedly connected to the outer wall of the transmission rod (42), a transmission gear (49) is fixedly connected to the top of the installation seat guardrail (1), a rack (41) in sliding fit with the transmission rod (43) is arranged on the top of the water tank (5) in a penetrating manner, a cam (44) is fixed on one side of the water tank (36) away from the inner wall of the transmission rod (36), the water inlet pipe (34) end part and the conveying cylinder (44) which are positioned inside the water tank (5) are communicated, the inside of the conveying cylinder (44) is provided with a transmission shaft (45) which is rotatably connected to the inner wall of the water tank (5), the outer wall of the transmission shaft (45) which is positioned inside the conveying cylinder (44) is fixedly sleeved with a helical blade (46), and the outer wall of the transmission shaft (45) which is positioned outside the conveying cylinder (44) is fixedly sleeved with a mixing rod (47).

6. The field self-propelled granule spreading system according to claim 3, wherein a linkage plate (28) is arranged below the guide plate (27), connecting blocks (29) are arranged on two sides of the linkage plate (28), studs (31) are fixed on two sides of opposite ends of the guide plate (27) and the linkage plate (28), fixing holes (30) are formed in two ends of each connecting block (29), and the other ends of the studs (31) penetrate through the corresponding fixing holes (30) and are in threaded sleeve connection with limiting sleeves (32).

7. A field self-propelled granule spreading system according to claim 6, characterized in that the diameter of said limiting sleeve (32) is larger than the diameter of the fixing hole (30), and the outer wall of said limiting sleeve (32) is provided with anti-skid veins.

8. A field self-propelled granule application system according to claim 2, characterized in that the outer wall of the stepping motor (15) is fixed with a protective shell, and the protective shell is fixed on the discharging box (4).

9. A field self-propelled granule spreading system according to claim 5, characterized in that the top of said water tank (5) is slotted, and said rack (41) slides inside the slot.

10. The field self-propelled granule spreading system according to claim 1, wherein the connecting assembly comprises a connecting groove arranged on the mounting base (1), the inside of the connecting groove is slidably connected with an extending base with one end fixed on the connecting base (2), the inner wall of one end of the connecting groove is fixed with a driving motor, the output end of the driving motor is in transmission connection with a threaded column, the other end of the threaded column is rotatably connected on the inner wall of the other end of the connecting groove, and the outer wall of the threaded column is in threaded sleeve connection with a transmission sleeve embedded at the other end of the extending base.

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