CN112119735A

CN112119735A - Full-automatic fertilizer injection unit of agricultural machine

Info

Publication number: CN112119735A
Application number: CN202011252572.0A
Authority: CN
Inventors: 廖启铭
Original assignee: Individual
Current assignee: Wang Tao
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2020-12-25
Anticipated expiration: 2040-11-11
Also published as: CN112119735B

Abstract

The invention relates to the technical field of agriculture and discloses a full-automatic fertilizer applying device for agricultural machinery, which comprises a storage box, wherein one side of the storage box is fixedly connected with a fixed block, one side of the fixed block is fixedly connected with a support block, one side of the support block is fixedly connected with a transverse block, the bottom of the transverse block is fixedly connected with a pulley, the top of the storage box is fixedly connected with a mixing box, and the top of the mixing box is fixedly connected with a water tank. This full-automatic fertilizer injection unit of agricultural machine has reached the high-efficient purpose of mixing of this full-automatic fertilizer injection unit of agricultural machine to solved the unable high-efficient problem of mixing of full-automatic fertilizer injection unit of agricultural machine, the motor drives motor shaft, motor shaft drives the driving gear, the driving gear drives driven gear, driven gear acts on the movable rod, the movable rod drives the stirring stick and carries out efficient mixing stirring, two stirring sticks can be abundant and efficient mix the ratio with fertilizer with the water in the mixing box.

Description

Full-automatic fertilizer injection unit of agricultural machine

Technical Field

The invention relates to the technical field of agriculture, in particular to a full-automatic fertilizing device for agricultural machinery.

Background

Agriculture is an industry for obtaining products by artificial cultivation by utilizing growth and development rules of animals and plants, belongs to a first industry, is a basic industry for supporting national economic construction and development, the agricultural labor object is life animals and plants, the obtained products are the animals and plants, the broad agriculture refers to five industrial forms including planting industry, forestry industry, animal husbandry industry, fishery industry and side-products industry, the narrow agriculture refers to planting industry and includes production activities for producing crops such as grain crops, economic crops, feed crops, green manure and the like, the agriculture refers to the industry for producing food and industrial raw materials by cultivating the animals and plants, the agriculture belongs to the first industry, the science for researching agriculture is agriculture, the agricultural labor object is life animals and plants, the obtained products are the animals and plants, the growth and development rules of organisms such as the animals and plants are utilized, all departments of the products are obtained by artificial cultivation, generally referred to as agriculture, when the soil can not provide the nutrition required by the growth and development of crops, the action of artificially supplementing nutrient elements to the crops is called fertilization, the soil nutrient can be increased no matter organic fertilizer or inorganic fertilizer is applied, the soil nutrient can be increased, most of the inorganic fertilizer is easy to dissolve, the crops can immediately absorb the nutrient except for partial absorption and storage of the soil after the fertilization, most of organic fertilizers are decomposed by microorganisms except for a small amount of nutrients which can be directly absorbed by crops, the crops can be utilized, machinery is a general name of machines and mechanisms, the machinery is a tool device and aims at reducing work difficulty or saving strength for people, and articles such as chopsticks, brooms and tweezers can be called as simple machinery, two or more simple machines form a complex machine, and a full-automatic fertilizing device of agricultural machinery is needed during daily agricultural production.

However, the problem that general agricultural machine full-automatic fertilizer injection unit in the market at present has unable high-efficient mixture mostly, among the agricultural production, the ratio of fertilization rate can be even, is concerned with the growth of crops, before fertilizeing again, whether high-efficient and even very key of mixing of fertilizer can be, the fertilizer of not intensive mixing, the in-process of fertilizeing carries out, can cause crops to absorb to appear differently, the speed of growth also can be because the inhomogeneous influential of fertilization proportion to the output of direct influence crops.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a full-automatic fertilizing device for agricultural machinery, which has the advantages of efficient mixing and the like, and solves the problem that the full-automatic fertilizing device for agricultural machinery cannot efficiently mix.

(II) technical scheme

In order to realize the purpose of high-efficiency mixing of the full-automatic fertilizing device of the agricultural machine, the invention provides the following technical scheme: a full-automatic fertilizer application device of agricultural machinery comprises a storage box, wherein one side of the storage box is fixedly connected with a fixed block, one side of the fixed block is fixedly connected with a supporting block, one side of the supporting block is fixedly connected with a cross block, the bottom of the cross block is fixedly connected with a pulley, the top of the storage box is fixedly connected with a mixing box, the top of the mixing box is fixedly connected with a water tank, one side of the water tank is fixedly connected with a water inlet pipe, the top of the water tank is fixedly connected with a water pump, the water inlet of the water pump is fixedly connected with a water inlet pipe, the water outlet of the water pump is fixedly connected with a water outlet pipe, the top of the mixing box is fixedly connected with a material inlet pipe, the inner side wall of the mixing box is fixedly connected with a baffle, the front of the baffle is, the top fixedly connected with of diaphragm fixes the cover, the thermovent has been seted up in the front of fixed cover, the inner wall fixedly connected with dead lever of fixed cover, the one end fixedly connected with motor of dead lever, the output shaft of motor passes through shaft coupling fixedly connected with motor shaft, the outer wall fixedly connected with driving gear of motor shaft, the bottom fixedly connected with connecting block of baffle, the inner wall fixedly connected with movable rod of connecting block.

The outer wall of the movable rod is movably connected with a bearing, the outer wall of the movable rod is fixedly connected with a driven gear, the outer wall of the movable rod is fixedly connected with a stirring rod, the inner side wall of the mixing box is fixedly connected with a clamping block, one side of the clamping block is fixedly connected with a supporting plate, the front surface of the supporting plate is provided with a flow port, the inner wall of the circulation port is movably connected with a ball valve, the outer wall of the ball valve is fixedly connected with a support rod, the outer wall of the supporting rod is fixedly connected with a pull rod, the bottom of the mixing box is fixedly connected with a discharge pipe, one end of the discharge pipe is fixedly connected with a sprinkler head, one end of the discharge pipe is fixedly connected with a small sprinkler head, the front side of the mixing box is movably connected with a cabinet door, the front side of the cabinet door is fixedly connected with a door bolt, the front of the door bolt is fixedly connected with a door lock, and the front of the cabinet door is fixedly connected with observation glass.

Preferably, the inner wall of the heat dissipation port is fixedly connected with a heat dissipation net, and the heat dissipation net is a stainless steel heat dissipation net.

Preferably, the front face of the mixing box is fixedly connected with a hinge, and the mixing box is movably connected with the cabinet door through the hinge.

Preferably, one end of the water inlet pipe penetrates through the top of the water tank and extends to the inside of the water tank, and the shape and the size of the other end of the water inlet pipe are matched with those of the water inlet of the water pump.

Preferably, the number of the fixing rods is four, every two fixing rods form a group, and the two groups of fixing rods are symmetrically arranged by taking the horizontal center line of the motor as a symmetry axis.

Preferably, the number of pulleys is four, and every two pulleys are a set of, and two sets of pulleys use the perpendicular bisector of storage case to set up as symmetry axis symmetry.

Preferably, the number of the supporting legs is two, and the two supporting legs are symmetrically arranged by taking the perpendicular bisector of the mixing box as a symmetry axis.

Preferably, the front surface of the cabinet door is provided with an observation groove, and the shape and size of the observation groove are matched with those of the observation glass.

Preferably, the number of the hinges is two, and the two hinges are symmetrically arranged by taking the horizontal center line of the cabinet door as a symmetry axis.

Preferably, one end of the water outlet pipe penetrates through one side of the mixing box and extends into the mixing box, and the shape and the size of the other end of the water outlet pipe are matched with those of the water outlet of the water pump.

(III) advantageous effects

Compared with the prior art, the invention provides a full-automatic fertilizing device for agricultural machinery, which has the following beneficial effects:

1. the agricultural machinery full-automatic fertilizing device achieves the purpose of high-efficiency mixing of the agricultural machinery full-automatic fertilizing device through the mutual matching use of a material storage box, a fixing block, a supporting block, a transverse block, a pulley, a mixing box, a water tank, a water inlet pipe, a water outlet pipe, a material inlet pipe, a baffle plate, a discharge port, a supporting leg, a transverse plate, a fixing cover, a heat dissipation port, a heat dissipation net, a fixing rod, a motor rotating shaft, a driving gear, a connecting block, a movable rod, a bearing, a driven gear, a stirring rod, a clamping block, a supporting plate, a flow port, a ball valve, a supporting rod, a pull rod, a discharge pipe, a spraying head and a small shower head, thereby solving the problem that the agricultural machinery full-automatic fertilizing device cannot efficiently mix, the motor rotating shaft drives the motor rotating shaft, the motor rotating shaft drives the driving gear, the, the double stirring rods can fully and efficiently mix and proportion water and fertilizer in the mixing box;

the purpose of good fertilizing effect of the full-automatic fertilizer applying device for agricultural machinery is achieved by mutually matching the storage box, the fixed block, the supporting block, the cross block, the pulley, the mixing box, the water tank, the water inlet pipe, the water pump, the water inlet pipe, the water outlet pipe, the feeding pipe, the baffle plate, the discharge port, the supporting leg, the transverse plate, the fixed cover, the heat dissipation port, the heat dissipation net, the fixed rod, the motor rotating shaft, the driving gear, the connecting block, the movable rod, the bearing, the driven gear, the stirring rod, the clamping block, the supporting plate, the flow port, the ball valve, the supporting rod, the discharge pipe, the spraying heads and the small flower sprinkler, the mixed fertilizer is filled into the discharge pipe through the flow port, the pulling rod pulls the supporting rod to drive the ball valve, the mixed fertilizer is injected into the discharge pipe, the two sides are sprayed and fertilized through the two small flowers at the bottom of the storage box, and the, the purpose of good fertilization effect is achieved;

rethread mixing box, hinge, cabinet door, keeper, lock and observation glass mutually support and use, have reached this mixing box and have observed and overhaul the convenient purpose of internals, when carrying out the chemical fertilizer mixture in the mixing box, can observe the mixed condition in the mixing box through observation glass at any time, when needs carry out daily maintenance to the spare part in the mixing box, the cabinet door is opened to the accessible lock, overhauls, unusual convenience.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a right side view of the present invention;

FIG. 4 is a left side view of the present invention;

FIG. 5 is a bottom view of the present invention;

FIG. 6 is a view of the connection of the stationary shield and the motor of the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 8 is an enlarged view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. a material storage box; 2. a fixed block; 3. supporting a block; 4. a transverse block; 5. a pulley; 6. a mixing box; 7. a water tank; 8. a water inlet pipe; 9. a water pump; 10. a water inlet pipe; 11. a water outlet pipe; 12. a feeding pipe; 13. a baffle plate; 14. a discharge port; 15. a support leg; 16. a transverse plate; 17. a fixed cover; 18. a heat dissipation port; 19. a heat-dissipating web; 20. fixing the rod; 21. a motor; 22. a motor shaft; 23. a driving gear; 24. connecting blocks; 25. a movable rod; 26. a bearing; 27. a driven gear; 28. a stirring rod; 29. a clamping block; 30. a support plate; 31. a flow port; 32. a ball valve; 33. a support bar; 34. a pull rod; 35. a discharge pipe; 36. a sprinkler head; 37. a small shower head; 38. a hinge; 39. a cabinet door; 40. a door bolt; 41. a door lock; 42. the glass was observed.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, a full-automatic fertilizer applying device for agricultural machinery comprises a storage tank 1, one side of the storage tank 1 is fixedly connected with a fixed block 2, one side of the fixed block 2 is fixedly connected with a supporting block 3, one side of the supporting block 3 is fixedly connected with a cross block 4, the bottom of the cross block 4 is fixedly connected with pulleys 5, the number of the pulleys 5 is four, every two pulleys 5 are in one group, and the two groups of pulleys 5 are symmetrically arranged by taking a perpendicular bisector of the storage tank 1 as a symmetry axis, the top of the storage tank 1 is fixedly connected with a mixing tank 6, the top of the mixing tank 6 is fixedly connected with a water tank 7, one side of the water tank 7 is fixedly connected with a water inlet pipe 8, the top of the water tank 7 is fixedly connected with a water pump 9, a water inlet of the water pump 9 is fixedly connected with a water inlet pipe 10, a water outlet of the water pump, the shape and size of the other end of the water inlet pipe 10 are matched with the shape and size of the water inlet of the water pump 9, the top of the mixing box 6 is fixedly connected with a feeding pipe 12, one end of a water outlet pipe 11 penetrates through one side of the mixing box 6 and extends into the mixing box 6, the shape and size of the other end of the water outlet pipe 11 are matched with the shape and size of the water outlet of the water pump 9, the inner side wall of the mixing box 6 is fixedly connected with a baffle 13, the front side of the baffle 13 is provided with a discharge hole 14, the top of the storage box 1 is fixedly connected with two support legs 15, the top of each support leg 15 is fixedly connected with a transverse plate 16, the two support legs 15 are symmetrically arranged by taking the perpendicular bisector of the mixing box 6 as a symmetry axis, the top of each transverse plate 16 is fixedly connected with a fixed cover 17, the front side of each fixed cover 17 is provided with a heat dissipation, stainless steel is short for stainless acid-resistant steel, weak corrosion media such as air, steam and water resistance or stainless steel grade is called stainless steel, chemical corrosion media acid, alkali and salt resistance and other chemical corrosion steel grade is called acid-resistant steel, the inner wall of the fixing cover 17 is fixedly connected with fixing rods 20, one end of each fixing rod 20 is fixedly connected with a motor 21, the output shaft of each motor 21 is fixedly connected with a motor rotating shaft 22 through a coupler, the number of the fixing rods 20 is four, every two fixing rods 20 are in one group, the two groups of fixing rods 20 are symmetrically arranged by taking the horizontal central line of the motor 21 as a symmetric axis, the outer wall of each motor rotating shaft 22 is fixedly connected with a driving gear 23, the bottom of the baffle 13 is fixedly connected with a connecting block 24, and the inner wall of the connecting block 24 is fixedly.

The outer wall of the movable rod 25 is movably connected with a bearing 26, the outer wall of the movable rod 25 is fixedly connected with a driven gear 27, the outer wall of the movable rod 25 is fixedly connected with a stirring rod 28, the inner side wall of the mixing box 6 is fixedly connected with a clamping block 29, one side of the clamping block 29 is fixedly connected with a supporting plate 30, the front surface of the supporting plate 30 is provided with a circulation port 31, the inner wall of the circulation port 31 is movably connected with a ball valve 32, the outer wall of the ball valve 32 is fixedly connected with a supporting rod 33, the outer wall of the supporting rod 33 is fixedly connected with a pull rod 34, the bottom of the mixing box 6 is fixedly connected with a discharge pipe 35, one end of the discharge pipe 35 is fixedly connected with a sprinkler 36, one end of the discharge pipe 35 is fixedly connected with a small sprinkler 37, and the sprinkler passes through the material storage box 1, the fixed block 2, the supporting block 3, The discharge port 14, the supporting legs 15, the transverse plate 16, the fixing cover 17, the heat dissipation port 18, the heat dissipation net 19, the fixing rod 20, the motor 21, the motor rotating shaft 22, the driving gear 23, the connecting block 24, the movable rod 25, the bearing 26, the driven gear 27, the stirring rod 28, the fixture block 29, the supporting plate 30, the circulation port 31, the ball valve 32, the supporting rod 33, the pull rod 34, the discharge pipe 35, the spraying head 36 and the small shower nozzle 37 are used in a mutually matched mode, the purpose of efficient mixing of the agricultural mechanical full-automatic fertilizer applying device is achieved, the problem that the agricultural mechanical full-automatic fertilizer applying device cannot conduct efficient mixing is solved, the motor 21 drives the motor rotating shaft 22, the motor rotating shaft 22 drives the driving gear 23, the driving gear 23 drives the driven gear 27 to act on the movable rod 25, the movable rod 25 drives the stirring rod 28 to conduct efficient mixing and stirring, the double stirring rod 28 can fully and efficiently mix and proportion, then the mixed fertilizer is injected into the discharging pipe 35 under the action of the storage tank 1, the fixed block 2, the supporting block 3, the cross block 4, the pulley 5, the mixing tank 6, the water tank 7, the water inlet pipe 8, the water pump 9, the water inlet pipe 10, the water outlet pipe 11, the feeding pipe 12, the baffle 13, the discharge port 14, the supporting leg 15, the cross plate 16, the fixed cover 17, the heat dissipation port 18, the heat dissipation net 19, the fixed rod 20, the motor 21, the motor rotating shaft 22, the driving gear 23, the connecting block 24, the movable rod 25, the bearing 26, the driven gear 27, the stirring rod 28, the clamping block 29, the supporting plate 30, the flow port 31, the ball valve 32, the supporting rod 33, the pull rod 34, the discharging pipe 35, the sprinkler head 36 and the small flower sprinkler 37 which are matched with each other, so as to achieve the purpose of good fertilizing effect of the full-automatic fertilizing device of the agricultural machinery, the mixed and stirred water and fertilizer in the mixing tank, two spraying heads 36 are used for spraying and fertilizing on two sides, two small showers 37 at the bottom of the storage box 1 can be used for fertilizing crops again to achieve the purpose of good fertilizing effect, a cabinet door 39 is movably connected to the front of the mixing box 6, a hinge 38 is fixedly connected to the front of the mixing box 6, the mixing box 6 is movably connected with the cabinet door 39 through the hinge 38, door bolts 40 are fixedly connected to the front of the cabinet door 39, the number of the hinges 38 is two, the two hinges 38 are symmetrically arranged by taking the horizontal center line of the cabinet door 39 as a symmetry axis, an observation groove is formed in the front of the cabinet door 39, the shape and size of the observation groove are matched with those of the observation glass 42, a door lock 41 is fixedly connected to the front of the door bolt 40, the observation glass 42 is fixedly connected to the front of the cabinet door 39, and then the storage box 1, the fixed block 2, the supporting block 3, the transverse block 4, the, The full-automatic fertilizer applying device of the agricultural machinery has the advantages that the full-automatic fertilizer applying device of the agricultural machinery has good fertilizer applying effect, water and fertilizer which are fully mixed and stirred in the mixing box 6 pass through the through hole 31, the mixed fertilizer is injected into the discharging pipe 35 under the action of the supporting rod 33 lifted by the pull rod 34 and the ball valve 32, the fertilizer is sprayed from two spraying heads 36 through two spraying heads 36, and simultaneously two small spraying heads 37 at the bottom of the storage box 1 can fertilize crops again, the purpose of good fertilization effect is achieved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the fertilizer mixer is used, water is injected into the water tank 7 through the water inlet pipe 8, then the water in the water tank 7 is drained to the water outlet pipe 11 through the water inlet pipe 10 by the water pump 9, the water is injected into the mixing box 6 through the water outlet pipe 11, fertilizer is injected into the mixing box 6 through the material inlet pipe 12, then the water and the fertilizer are mixed for the first time on the baffle 13, the fertilizer mixed for the first time falls into the mixing box 6 through the material outlet 14, at the moment, the motor 21 drives the motor rotating shaft 22, the motor rotating shaft 22 drives the driving gear 23, the driving gear 23 drives the driven gear 27, the driven gear 27 acts on the movable rod 25, the movable rod 25 drives the stirring rod 28 to carry out efficient mixing and stirring, the double stirring rods 28 fully and uniformly mix and stir the water and the fertilizer again, the heat emitted by the motor 21 can be timely discharged out of the fixed cover 17 through the heat dissipation net 19, and the operation of the motor, mix good fertilizer and flow port 31 in flowing into storage case 1 through backup pad 30, thereby it up acts on ball valve 32 and mentions to drive bracing piece 33 through pull rod 34, fertilizer pours into discharging pipe 35 into, the reposition of redundant personnel that the rethread is distinguished pours into sprinkler head 36 and little shower 37 into, fertilize to crops, pulley 5 can fertilize the limit and remove the device, unusual convenience, when mixing box 6 mixes stirring fertilizer again, at any time observe the condition in mixing box 6 through observing glass 42, when needs overhaul the stirring stick 28 and other parts of maintaining in mixing box 6, open cabinet door 39 through lock 41, maintain and maintain the spare part of inside, unusual convenience.

In conclusion, this full-automatic fertilizer injection unit of agricultural machine has reached the high-efficient purpose of mixing of this full-automatic fertilizer injection unit of agricultural machine to the problem of the unable high-efficient mixture of the full-automatic fertilizer injection unit of agricultural machine has been solved, motor 21 drives motor shaft 22, motor shaft 22 drives driving gear 23, driving gear 23 drives driven gear 27, driven gear 27 acts on movable rod 25, movable rod 25 drives stirring rod 28 and carries out efficient mixing stirring, two stirring rod 28 can be abundant and efficient mix the ratio with the water in the mixing box 6 with fertilizer, accomplish the purpose of efficient mixture.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a full-automatic fertilizer injection unit of agricultural machine, includes storage case (1), its characterized in that: one side of the storage box (1) is fixedly connected with a fixed block (2), one side of the fixed block (2) is fixedly connected with a supporting block (3), one side of the supporting block (3) is fixedly connected with a transverse block (4), the bottom of the transverse block (4) is fixedly connected with a pulley (5), the top of the storage box (1) is fixedly connected with a mixing box (6), the top of the mixing box (6) is fixedly connected with a water tank (7), one side of the water tank (7) is fixedly connected with a water inlet pipe (8), the top of the water tank (7) is fixedly connected with a water pump (9), a water inlet of the water pump (9) is fixedly connected with a water inlet pipe (10), a water outlet of the water pump (9) is fixedly connected with a water outlet pipe (11), the top of the mixing box (6) is fixedly connected with a material inlet pipe (12), and the inner side wall, the front side of the baffle (13) is provided with a discharge hole (14), the top of the storage box (1) is fixedly connected with supporting legs (15), the top of each supporting leg (15) is fixedly connected with a transverse plate (16), the top of each transverse plate (16) is fixedly connected with a fixed cover (17), the front side of each fixed cover (17) is provided with a heat dissipation port (18), the inner wall of each fixed cover (17) is fixedly connected with a fixed rod (20), one end of each fixed rod (20) is fixedly connected with a motor (21), an output shaft of each motor (21) is fixedly connected with a motor rotating shaft (22) through a coupler, the outer wall of each motor rotating shaft (22) is fixedly connected with a driving gear (23), the bottom of the baffle (13) is fixedly connected with a connecting block (24), and the inner wall of each connecting;

the outer wall swing joint of movable rod (25) has bearing (26), the outer wall fixedly connected with driven gear (27) of movable rod (25), the outer wall fixedly connected with of movable rod (25) stirs stick (28), the inside wall fixedly connected with fixture block (29) of mixing box (6), one side fixedly connected with backup pad (30) of fixture block (29), circulation mouth (31) have been seted up in the front of backup pad (30), the inner wall swing joint of circulation mouth (31) has ball valve (32), the outer wall fixedly connected with bracing piece (33) of ball valve (32), the outer wall fixedly connected with pull rod (34) of bracing piece (33), the bottom fixedly connected with discharging pipe (35) of mixing box (6), the one end fixedly connected with sprinkler head (36) of discharging pipe (35), the little gondola water faucet (37) of the one end fixedly connected with of discharging pipe (35), the front swing joint of mixing box (6) has cabinet door (39), the front fixedly connected with keeper (40) of cabinet door (39), the front fixedly connected with lock (41) of keeper (40), the front fixedly connected with observation glass (42) of cabinet door (39).

2. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: the inner wall of the heat dissipation port (18) is fixedly connected with a heat dissipation net (19), and the heat dissipation net (19) is a stainless steel heat dissipation net.

3. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: the front face of the mixing box (6) is fixedly connected with a hinge (38), and the mixing box (6) is movably connected with a cabinet door (39) through the hinge (38).

4. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: one end of the water inlet pipe (10) penetrates through the top of the water tank (7) and extends to the inside of the water tank (7), and the shape and the size of the other end of the water inlet pipe (10) are matched with the shape and the size of the water inlet of the water pump (9).

5. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: the number of the fixing rods (20) is four, every two fixing rods (20) form a group, and the two groups of fixing rods (20) are symmetrically arranged by taking the horizontal center line of the motor (21) as a symmetry axis.

6. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: the quantity of pulley (5) is four, and per two pulleys (5) are a set of, and two sets of pulleys (5) use the perpendicular bisector of storage case (1) to set up as symmetry axis symmetry.

7. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: the quantity of landing leg (15) is two, and two landing legs (15) use the perpendicular bisector of mixing box (6) to set up as symmetry axis symmetry.

8. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: an observation groove is formed in the front face of the cabinet door (39), and the shape and the size of the observation groove are matched with those of the observation glass (42).

9. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: the number of the hinges (38) is two, and the two hinges (38) are symmetrically arranged by taking the horizontal center line of the cabinet door (39) as a symmetry axis.

10. The full-automatic fertilizer injection unit of agricultural machine of claim 1, characterized in that: one end of the water outlet pipe (11) penetrates through one side of the mixing box (6) and extends into the mixing box (6), and the shape and the size of the other end of the water outlet pipe (11) are matched with those of the water outlet of the water pump (9).