CN117397441B - A crop fertilization device that facilitates control of fertilization amount - Google Patents

Abstract

The invention discloses a crop fertilization device that is convenient for controlling the amount of fertilization. The invention relates to the field of agricultural technology and includes a circular shell. Walking mechanisms are provided on both sides of the circular shell, and the upper part of the circular shell is provided with a A storage hopper with internal communication, the upper part of the storage hopper is provided with a stirring and anti-clogging interchange mechanism, and the lower part of the storage hopper is provided with a feeding port that communicates with its interior, and a rotating cylinder is installed on one side of the circular shell. The output shaft of the rotary cylinder is located in the circular shell and connected to a circular seat, and a material storage tank is provided on the upper part of the circular seat. This crop fertilization device, which is convenient for controlling the amount of fertilization, can make the amount of fertilization the same every time when fertilizing, so that too much or too little fertilization will not occur. Moreover, by setting the amount control adjustment mechanism, it can adopt the method according to different crops. Different amounts of fertilizer are applied to promote the healthy growth of crops.

Description

A crop fertilization device that facilitates control of fertilization amount

Technical field

The invention relates to the field of agricultural technology, specifically a crop fertilization device that facilitates control of the amount of fertilization.

Background technique

During the growth process, crops require various nutrients to maintain healthy growth. Therefore, fertilization is needed to supplement the nutrients lacking in the soil. Fertilization can help crops increase yield, improve quality, and enhance disease resistance. It is an important link in agricultural production. .

However, when traditional crop fertilization devices are used, the amount of fertilizer applied is uncontrollable, and it is easy to cause problems such as too much or too little fertilizer, which seriously affects the growth of crops. Therefore, it is necessary to develop a crop fertilization device that can easily control the amount of fertilizer applied.

Contents of the invention

In view of the shortcomings of the existing technology, the present invention provides a crop fertilization device that is convenient for controlling the amount of fertilization. It solves the problem that when the traditional crop fertilization device is used, the amount of fertilization is uncontrollable and it is easy to cause too much or too little fertilization, thereby seriously affecting the crops. Growth issues.

In order to achieve the above objectives, the present invention is realized through the following technical solutions: a crop fertilization device that facilitates control of the amount of fertilization, including a circular shell, with walking mechanisms provided on both sides of the circular shell, and the upper part of the circular shell A storage hopper is provided that communicates with its interior. The upper part of the storage hopper is provided with a stirring and anti-blocking interchange mechanism, and the lower part of the storage hopper is provided with a feeding port that communicates with its interior. A rotating cylinder is installed on one side of the circular shell. , the output shaft of the rotary cylinder is located in the circular shell and is connected to a circular seat. A storage tank is provided on the upper part of the circular seat. The size of the storage tank matches the inner diameter of the lower end of the storage hopper, so A cavity is provided at the inner center of the circular seat, and a volume control adjustment mechanism for adjusting the internal storage space of the storage tank is provided in the cavity.

Preferably, the running mechanism includes an L-shaped beam arranged on one side of the circular shell. One end of the L-shaped beam away from the circular shell is connected to a concave rod, and both ends of the concave rod are provided with running wheels.

Preferably, the outer edge of the circular seat is provided with a sealing gasket, and the side of the sealing gasket away from the circular seat is attached to the inner wall of the circular shell, so that when the circular seat rotates in the circular shell, it is ensured that the circular seat is in contact with the circular shell. The tightness of the inner wall of the circular shell.

Preferably, the control and adjustment mechanism includes a double-thread screw that is rotated on the inner wall of the cavity. Two moving sleeves are symmetrically screwed to the outside of the double-thread screw through threads. The upper parts of the two moving sleeves are hinged with adjustment rods, so The control volume adjustment mechanism also includes a piston block arranged in the storage tank. The diameter of the piston block is equal to the inner diameter of the storage tank, and the piston block can move longitudinally in the storage tank. A moving rod is provided at the bottom of the piston block to move The end of the rod away from the piston block slides longitudinally through the bottom of the storage tank, and the ends of the two adjustment rods away from the moving sleeve are respectively hinged at both sides of the end of the moving rod away from the piston block.

Preferably, the control volume adjustment mechanism further includes a driving part for driving the double-thread screw to rotate. The driving part includes a worm gear disposed at the outer center of the double-thread screw and a worm rotatably disposed inside the cavity. The worm meshes with the worm gear. , one end of the worm is provided with a drive shaft, the end of the drive shaft away from the worm rotates through the inside of the cavity and is flush with the side of the circular seat away from the rotating cylinder, and the end face of the drive shaft away from the worm is provided with a cross screw port , The side of the circular shell away from the rotating cylinder is provided with a through hole corresponding to the drive shaft, so that a Phillips screwdriver can pass through the through hole.

Preferably, the side of the circular seat close to the rotating cylinder is provided with an observation window corresponding to the position of the material storage trough, and the side of the circular shell close to the rotating cylinder is provided with a through slot corresponding to the position of the observation window.

Preferably, the mixing and anti-blocking interchange mechanism includes a concave seat arranged on the upper part of the storage hopper. The concave seat is longitudinally slidably mounted on the outside of the movable seat, and a guide shaft is longitudinally slid through the center of the upper part of the movable seat. The guide shaft The lower end is located inside the storage hopper, and the upper end of the guide shaft is rotated with a knob. A hydraulic cylinder is installed on the upper part of the concave seat. The output shaft of the hydraulic cylinder is rotated and installed on the upper part of the knob. The output shaft of the hydraulic cylinder is completely When extended, the lower end of the guide shaft is located at the lowest position inside the storage hopper.

Preferably, a slave gear is provided on the outside of the guide shaft above the movable seat, a stirring motor is installed on one side of the concave seat, and the output shaft of the stirring motor is located in the concave seat and connected to the slave gear. The matching main gear. When the output shaft of the hydraulic cylinder is fully retracted, the slave gear just meshes with the main gear. The inside of the guide shaft is a hollow structure, and the lower end of the knob is connected inside the guide shaft. There is a threaded rod, and a threaded sleeve is screwed to the outside of the threaded rod. The lower end of the threaded sleeve is hinged with connecting rods on both sides. There are openings on both sides of the guide shaft at the lower position. Two Stirring bars are hinged on the top side of the opening. The stirring bars can seal the opening. The ends of the two connecting rods away from the threaded sleeve are respectively hinged on the sides of the two stirring bars close to the inside of the guide shaft.

The present invention provides a crop fertilization device that is convenient for controlling the amount of fertilization. Compared with the existing technology, it has the following beneficial effects:

This crop fertilization device, which is convenient for controlling the amount of fertilization, can make the amount of fertilization the same every time when fertilizing, so that too much or too little fertilization will not occur, and by setting up the amount control adjustment mechanism, it can adopt the method according to different crops. Different amounts of fertilizer are applied to promote the healthy growth of crops.

This crop fertilization device, which is easy to control the amount of fertilizer, is equipped with a stirring and anti-clogging interchange mechanism. When the fertilizer is solid, it can switch to the anti-clogging mode to clear the clogged fertilizer and ensure the normal fertilization of crops. When the fertilizer is liquid When the time comes, it can be switched to the stirring mode to prevent the liquid fertilizer from settling and affecting the quality of fertilization.

Description of the drawings

Figure 1 is a schematic structural diagram of the present invention;

Figure 2 is an exploded schematic diagram of the internal structure of the circular shell of the present invention;

Figure 3 is a schematic structural diagram of the control volume adjustment mechanism of the present invention;

Figure 4 is a schematic structural diagram of the mixing and anti-blocking interchange mechanism of the present invention;

Figure 5 is a schematic diagram of the internal structure of the guide shaft of the present invention.

In the picture: 1. Circular shell; 101. Through hole; 102. Through slot; 2. Traveling mechanism; 21. L-shaped beam; 22. Concave rod; 23. Travel wheel; 3. Storage hopper; 4. Stirring prevention Plug exchange mechanism; 41. Concave seat; 42. Moving seat; 43. Guide shaft; 431. Stirring bar; 44. Knob; 441. Threaded rod; 442. Threaded sleeve; 443. Connecting rod; 45. Hydraulic cylinder ; 46. Slave gear; 47. Mixing motor; 48. Main gear; 5. Unloading port; 6. Rotating cylinder; 7. Circular seat; 71. Sealing gasket; 72. Observation window; 8. Storage tank; 9 , cavity; 10. control adjustment mechanism; 1001. double-thread screw; 1002. moving sleeve; 1003. adjusting rod; 1004. piston block; 1005. moving rod; 1006. worm gear; 1007. worm; 1008. drive shaft.

Implementation

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Please refer to Figures 1-5. The present invention provides four technical solutions:

Example

Please refer to Figures 1-3. In the embodiment of the present invention, a crop fertilization device that facilitates controlling the amount of fertilization includes a circular shell 1. Walking mechanisms 2 are provided on both sides of the circular shell 1, and the circular shell 1 The upper part of the storage hopper 3 is provided with a storage hopper 3 that communicates with its interior. The upper part of the storage hopper 3 is provided with a stirring and anti-blocking interchange mechanism 4, and the lower part of the storage hopper 3 is provided with a discharge opening 5 that communicates with its interior. One side of the circular shell 1 is installed There is a rotating cylinder 6. The output shaft of the rotating cylinder 6 is located in the circular shell 1 and is connected to a circular seat 7. The upper part of the circular seat 7 is provided with a storage tank 8. The size of the storage tank 8 is consistent with the inner diameter of the lower end of the storage hopper 3. Accordingly, a cavity 9 is provided at the inner center of the circular seat 7 , and a volume control adjustment mechanism 10 for adjusting the internal storage space of the storage tank 8 is provided in the cavity 9 .

When the rotary cylinder 6 works, it rotates 180 degrees clockwise or counterclockwise, and when the output shaft of the rotary cylinder 6 is in the initial state, the storage tank 8 on the circular seat 7 just corresponds to the position of the storage hopper 3.

When in use, add fertilizer to the storage hopper 3, and then the fertilizer will enter the storage trough 8 on the circular seat 7. When the fertilizer in the storage trough 8 is full, the fertilizer will no longer enter the storage trough 8. At this time, the rotating cylinder 6 drives the circular seat 7 to rotate 180 degrees clockwise, so that the storage tank 8 corresponds to the discharge opening 5 inside the circular shell 1, and then the fertilizer in the storage tank 8 will flow from the discharge opening 5 Then, the rotating cylinder 6 is rotated counterclockwise 180 degrees, so that the storage tank 8 on the circular seat 7 returns to the position of the storage hopper 3 to receive materials to facilitate the next fertilization work, and so on. , thereby achieving quantitative fertilization work.

Further, please refer to Figure 1. In the embodiment of the present invention, the walking mechanism 2 includes an L-shaped beam 21 provided on one side of the circular shell 1. The end of the L-shaped beam 21 away from the circular shell 1 is connected to a concave rod 22. Both ends of the concave rod 22 are provided with running wheels 23 to facilitate the movement of the fertilizing device.

Further, please refer to Figures 2-3. In the embodiment of the present invention, a sealing gasket 71 is provided on the outer edge of the circular seat 7, and the side of the sealing gasket 71 away from the circular seat 7 is attached to the inner wall of the circular shell 1, so that When the circular seat 7 rotates in the circular shell 1, it ensures the sealing between the circular seat 7 and the inner wall of the circular shell 1, preventing fertilizer from falling into the gap between the circular seat 7 and the circular shell 1 and causing waste. Or stuck.

Embodiment 2 is different from Embodiment 1 in that:

Please refer to Figures 2-3. In the embodiment of the present invention, the control volume adjustment mechanism 10 includes a double-thread screw 1001 that is rotated on the inner wall of the cavity 9. Two moving sleeves 1002 are symmetrically screwed to the outside of the double-thread screw 1001 through threads. The upper parts of the two moving sleeves 1002 are hinged with adjustment rods 1003. The control adjustment mechanism 10 also includes a piston block 1004 disposed in the storage tank 8. The diameter of the piston block 1004 is equal to the inner diameter of the storage tank 8, and the piston block 1004 It can move longitudinally in the storage tank 8. The bottom of the piston block 1004 is provided with a moving rod 1005. The end of the moving rod 1005 away from the piston block 1004 slides longitudinally through the bottom of the storage tank 8. The two adjusting rods 1003 are away from the moving sleeve 1002. One end is respectively hinged to both sides of the end of the moving rod 1005 away from the piston block 1004.

Please refer to Figures 2-3. In the embodiment of the present invention, the control volume adjustment mechanism 10 also includes a driving part for driving the double-thread screw 1001 to rotate. The driving part includes a worm gear 1006 disposed at the outer center of the double-thread screw 1001 and a rotation device. The worm 1007 inside the cavity 9 meshes with the worm gear 1006. One end of the worm 1007 is provided with a drive shaft 1008. The end of the drive shaft 1008 away from the worm 1007 rotates through the inside of the cavity 9 and is away from the circular seat 7 One side of the rotary cylinder 6 is flush, and the end face of the drive shaft 1008 away from the worm 1007 is provided with a cross screw port. The side of the circular shell 1 away from the rotary cylinder 6 is provided with a through hole 101 corresponding to the drive shaft 1008, so that a cross screwdriver can pass through the through hole 101.

The threads on both sides of the center of the double-thread screw 1001 are opposite to each other, so that when the double-thread screw 1001 rotates, the two moving sleeves 1002 move in opposite directions, thereby controlling the longitudinal movement of the piston block 1004.

When in use, let the storage tank 8 on the circular seat 7 be located at the position of the storage hopper 3, then use a cross screwdriver to pass through the through hole 101 on the circular shell 1 and make the cross screwdriver snap into the screw port on the drive shaft 1008. , then turn the screwdriver to drive the drive shaft 1008 to rotate, the drive shaft 1008 drives the worm 1007 to rotate, the worm 1007 drives the worm gear 1006 meshed with it to rotate, the worm gear 1006 drives the double-thread screw 1001 to rotate, and the double-thread screw 1001 drives the two moving sleeves 1002 moves, the moving sleeve 1002 will cause the adjusting rod 1003 to drive the moving rod 1005 to move longitudinally, thereby driving the piston block 1004 to move in the storage tank 8, adjusting the position of the piston block 1004, thereby adjusting the position of the fertilizer stored inside the storage tank 8 Capacity space, according to the amount of fertilizer required, adjust the piston block 1004 to the appropriate position, and the position of the piston block 1004 can be observed through the through groove 102 and the observation window 72, thereby facilitating accurate quantity control work.

Further, please refer to Figure 2. In the embodiment of the present invention, the side of the circular seat 7 close to the rotating cylinder 6 is provided with an observation window 72 corresponding to the position of the storage tank 8, and the circular shell 1 is provided on a side close to the rotating cylinder 6. There is a through slot 102 corresponding to the position of the observation window 72, which facilitates observation of the storage space inside the storage tank 8, thereby enabling accurate volume control.

Embodiment 3 is different from Embodiment 1 in that:

Please refer to Figures 4-5. In the embodiment of the present invention, the mixing anti-blocking interchange mechanism 4 includes a concave seat 41 arranged on the upper part of the storage hopper 3. The outer longitudinal sliding sleeve of the concave seat 41 is provided with a movable seat 42. The movable seat A guide shaft 43 is slid longitudinally through the center of the upper part of 42. The lower end of the guide shaft 43 is located inside the storage hopper 3, and the upper end of the guide shaft 43 is provided with a knob 44 for rotation. A hydraulic cylinder 45 is installed on the upper part of the concave seat 41. The output shaft of the cylinder 45 is rotatably arranged on the upper part of the knob 44. When the output shaft of the hydraulic cylinder 45 is fully extended, the lower end of the guide shaft 43 is located at the lowest position inside the storage hopper 3.

During use, when the fertilizer is solid and is blocked in the storage hopper 3 and cannot fall into the storage tank 8 , the hydraulic cylinder 45 drives the knob 44 to move longitudinally, and the knob 44 drives the guide shaft 43 to move longitudinally, and the guide shaft 43 The lower end of the machine will unblock the blocked materials.

Embodiment 4 is different from Embodiment 1 in that:

Preferably, the outside of the guide shaft 43 is provided with a slave gear 46 at a position above the movable seat 42. A stirring motor 47 is installed on one side of the concave seat 41. The output shaft of the stirring motor 47 is located in the concave seat 41 and is connected to a stirring motor 47. The main gear 48 is adapted to the slave gear 46. When the output shaft of the hydraulic cylinder 45 is fully retracted, the slave gear 46 just meshes with the master gear 48. The inside of the guide shaft 43 is a hollow structure, and the lower end of the knob 44 is located on the guide shaft. 43 is internally connected with a threaded rod 441, and a threaded sleeve 442 is threadedly connected to the outside of the threaded rod 441. Connecting rods 443 are hinged on both sides of the lower end of the threaded sleeve 442, and both sides of the guide shaft 43 are provided at the lower position. There are openings, and stirring bars 431 are hinged on the top sides of the two openings. The stirring bars 431 can seal the openings. The ends of the two connecting rods 443 away from the threaded sleeve 442 are respectively hinged to the two stirring bars 431 close to the guide shaft. 43 internal side.

During use, when the fertilizer is liquid, the hydraulic cylinder 45 drives the knob 44 to move upward, and then drives the slave gear 46 on the guide shaft 43 to move upward, so that the slave gear 46 meshes with the master gear 48, and at the same time, the knob 44 is rotated. The threaded rod 441 is driven to rotate, and the threaded rod 441 drives the threaded sleeve 442 to move longitudinally. The threaded sleeve 442 will cause the connecting rod 443 to drive the mixing bar 431 to rotate, so that the mixing bar 431 opens outward, so that the mixing bars on both sides of the guide shaft 43 431 will open, and then the stirring motor 47 drives the main gear 48 to rotate, the main gear 48 drives the slave gear 46 meshed with it to rotate, the slave gear 46 will drive the guide shaft 43 to rotate, the guide shaft 43 will drive the mixing bar 431 to rotate, The stirring bar 431 will stir the liquid fertilizer to prevent the liquid fertilizer from settling.

Working principle: Add fertilizer to the storage hopper 3, and then the fertilizer will enter the storage trough 8 on the circular seat 7. When the fertilizer in the storage trough 8 is full, the fertilizer will no longer enter the storage trough 8. At this time, the rotating cylinder 6 drives the circular seat 7 to rotate 180 degrees clockwise, so that the storage tank 8 corresponds to the discharge opening 5 inside the circular shell 1, and then the fertilizer in the storage tank 8 will flow from the discharge opening 5 Then, the rotating cylinder 6 is rotated counterclockwise 180 degrees, so that the storage tank 8 on the circular seat 7 returns to the position of the storage hopper 3 to receive materials to facilitate the next fertilization work, and so on. , thereby achieving quantitative fertilization work;

When it is necessary to adjust the amount of fertilizer, let the storage tank 8 on the circular seat 7 be located at the position of the storage hopper 3, then use a Phillips screwdriver to pass through the through hole 101 on the circular shell 1 and secure the Phillips screwdriver to the drive shaft. 1008, then turn the screwdriver to drive the drive shaft 1008 to rotate, the drive shaft 1008 drives the worm 1007 to rotate, the worm 1007 drives the worm gear 1006 meshed with it to rotate, the worm gear 1006 drives the double-thread screw 1001 to rotate, and the double-thread screw 1001 will The two moving sleeves 1002 are driven to move, and the moving sleeves 1002 will cause the adjusting rod 1003 to drive the moving rod 1005 to move longitudinally, and then drive the piston block 1004 to move in the storage tank 8, and adjust the position of the piston block 1004, thereby adjusting the storage tank. 8. There is an internal capacity space for storing fertilizer. According to the amount of fertilizer required, adjust the piston block 1004 to the appropriate position. The position of the piston block 1004 can be observed through the through slot 102 and the observation window 72, thereby facilitating accurate quantity control;

When the fertilizer is solid and is blocked in the storage hopper 3 and cannot fall into the storage tank 8, the hydraulic cylinder 45 drives the knob 44 to move longitudinally, and the knob 44 drives the guide shaft 43 to move longitudinally, and the lower end of the guide shaft 43 It will be used to unblock the blocked raw materials;

When the fertilizer is liquid, the hydraulic cylinder 45 drives the knob 44 to move upward, which in turn drives the slave gear 46 on the guide shaft 43 to move upward, allowing the slave gear 46 to mesh with the main gear 48. At the same time, the knob 44 is rotated, and the knob 44 drives the thread. The rod 441 rotates, and the threaded rod 441 drives the threaded sleeve 442 to move longitudinally. The threaded sleeve 442 causes the connecting rod 443 to drive the mixing bar 431 to rotate, so that the mixing bar 431 opens outward, so that the mixing bars 431 on both sides of the guide shaft 43 are will open, and then the stirring motor 47 drives the main gear 48 to rotate, the main gear 48 drives the slave gear 46 meshed with it to rotate, the slave gear 46 will drive the guide shaft 43 to rotate, the guide shaft 43 will drive the mixing bar 431 to rotate, and the mixing bar 431 will stir the liquid fertilizer to prevent the liquid fertilizer from settling.

At the same time, contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims (3)

1. Crop fertilizer injection unit convenient to control fertilization volume, including circular shell (1), its characterized in that: the automatic feeding device is characterized in that travelling mechanisms (2) are arranged on two sides of the circular shell (1), a storage hopper (3) communicated with the inside of the circular shell is arranged on the upper portion of the circular shell (1), a stirring anti-blocking exchanging mechanism (4) is arranged on the upper portion of the storage hopper (3), a discharging opening (5) communicated with the inside of the storage hopper is arranged on the lower portion of the storage hopper (3), a rotary cylinder (6) is arranged on one surface of the circular shell (1), an output shaft of the rotary cylinder (6) is positioned in the circular shell (1) and connected with a circular seat (7), a storage tank (8) is arranged on the upper portion of the circular seat (7), the size of the storage tank (8) is matched with the inner diameter of the lower end of the storage hopper (3), a cavity (9) is arranged in the center of the inside of the circular seat (7), and a quantity control adjusting mechanism (10) for adjusting the storage space inside the storage tank (8) is arranged in the cavity (9).

The control quantity adjusting mechanism (10) comprises a double-tooth screw rod (1001) which is rotatably arranged on the inner wall of the cavity (9), two moving sleeves (1002) are symmetrically connected to the outer portion of the double-tooth screw rod (1001) in a screwed mode, adjusting rods (1003) are hinged to the upper portions of the two moving sleeves (1002), the control quantity adjusting mechanism (10) further comprises piston blocks (1004) which are arranged in the storage groove (8), the diameter of each piston block (1004) is equal to the inner diameter of the storage groove (8), the piston blocks (1004) can longitudinally move in the storage groove (8), moving rods (1005) are arranged at the bottoms of the piston blocks (1004), one ends of the moving rods (1005) away from the piston blocks (1004) longitudinally slide through the bottoms of the storage groove (8), and one ends of the two adjusting rods (1003) away from the moving sleeves (1002) are respectively hinged to two sides of one ends of the moving rods (1005) away from the piston blocks (1004);

the control quantity adjusting mechanism (10) further comprises a driving part for driving the double-tooth screw (1001) to rotate, the driving part comprises a worm wheel (1006) arranged at the outer center of the double-tooth screw (1001) and a worm (1007) rotatably arranged in the cavity (9), the worm (1007) is meshed with the worm wheel (1006), one end of the worm (1007) is provided with a driving shaft (1008), one end of the driving shaft (1008) far away from the worm (1007) rotates to penetrate through the inner side of the cavity (9) and is flush with one surface of the circular seat (7) far away from the rotary cylinder (6), one end face of the driving shaft (1008) far away from the worm (1007) is provided with a cross screw port, and one surface of the circular shell (1) far away from the rotary cylinder (6) is provided with a through hole (101) corresponding to the driving shaft (1008) so that the cross screw driver can penetrate through the through hole (101);

an observation window (72) corresponding to the position of the storage tank (8) is arranged on one surface of the circular seat (7) close to the rotary cylinder (6), and a through groove (102) corresponding to the position of the observation window (72) is arranged on one surface of the circular shell (1) close to the rotary cylinder (6);

the stirring anti-blocking interchange mechanism (4) comprises a concave seat (41) arranged at the upper part of the storage hopper (3), a movable seat (42) is longitudinally sleeved outside the concave seat (41) in a sliding manner, a guide shaft (43) is longitudinally inserted in the center of the upper part of the movable seat (42), the lower end of the guide shaft (43) is positioned in the storage hopper (3), a knob (44) is rotatably arranged at the upper end of the guide shaft (43), a hydraulic cylinder (45) is arranged at the upper part of the concave seat (41), an output shaft of the hydraulic cylinder (45) is rotatably arranged at the upper part of the knob (44), and when the output shaft of the hydraulic cylinder (45) is fully extended, the lower end of the guide shaft (43) is exactly positioned at the lowest position in the storage hopper (3);

the outside of guide axle (43) is located the top position department of removing seat (42) and is provided with from gear (46), agitator motor (47) are installed on one side upper portion of spill seat (41), and agitator motor (47)'s output shaft is located in spill seat (41) and is connected with main gear (48) with from gear (46) looks adaptation, when the output shaft of pneumatic cylinder (45) is fully retracted, from gear (46) just meshes with main gear (48), the inside of guide axle (43) is hollow structure, the lower extreme of knob (44) is located guide axle (43) in-connection with threaded rod (441), and threaded sleeve (442) are connected through the screw thread to the outside of threaded rod (441), threaded sleeve (442)'s lower extreme both sides all articulate connecting rod (443), guide axle (43) both sides are provided with the opening near below position department, and two opening inside top sides all articulate stirring strip (431), and stirring strip (431) can just in order to seal the opening, two connecting rod (443) keep away from one side (43) of being close to inside (43) of two connecting rods (431) respectively.

2. The crop fertilizer apparatus for facilitating control of fertilizer application according to claim 1, wherein: the walking mechanism (2) comprises an L-shaped beam (21) arranged on one side of the circular shell (1), one end, far away from the circular shell (1), of the L-shaped beam (21) is connected with a concave rod (22), and walking wheels (23) are arranged at two ends of the concave rod (22).

3. The crop fertilizer apparatus for facilitating control of fertilizer application according to claim 1, wherein: the outside edge of circular seat (7) is provided with sealed pad (71), and the one side that circular seat (7) were kept away from to sealed pad (71) is laminated in the inner wall of circular shell (1) for circular seat (7) are when circular shell (1) internal rotation, guarantee the leakproofness of circular seat (7) and circular shell (1) inner wall.