CN111919723A

CN111919723A - Water-saving fertilizer-spraying irrigation drainage equipment automatically adapting to rainy season and drought

Info

Publication number: CN111919723A
Application number: CN202010930024.2A
Authority: CN
Inventors: 肖文弯
Original assignee: Lishui Liandu Crystal Intelligent Technology Co ltd
Current assignee: Lishui Liandu Crystal Intelligent Technology Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2020-11-13

Abstract

The invention discloses a water-saving fertilizer-spraying irrigation drainage device automatically adapting to rainy season and drought, which comprises a shell, the device is characterized in that an equipment cavity is arranged in the shell, a water storage cavity is arranged at the lower side of the equipment cavity, a rain-season water storage drought evaporation-prevention mechanism is arranged in the water storage cavity, a gate screw rod extending into the equipment cavity is fixedly and rotatably arranged on the shell positioned at the upper end of the water storage cavity, the device is simple in structure and easy and convenient to operate, the gate can be automatically opened in a rain season, water can be stored for the occasional need, meanwhile, when the rainfall is overlarge, a large amount of water in the field can be discharged so as to avoid the crops from being drowned, and when the crops are dry, the gate can be automatically closed to prevent the water from losing, meanwhile, the method can also be used for carrying out water-saving irrigation on crops, and when the drought degree is too high, the reserved water can be used for overcoming the drought.

Description

Water-saving fertilizer-spraying irrigation drainage equipment automatically adapting to rainy season and drought

Technical Field

The invention relates to the field of hydraulic engineering, in particular to water-saving fertilizer spraying irrigation drainage equipment automatically adapting to rainy seasons and drought.

Background

As is known, farmers are going to eat by the day, and crops can not grow away from the natural weather, so that drought and flood disasters bring great damage to the crops, and the farmers spend much half a year on effort.

Therefore, the water-saving fertilizer spraying, irrigating and draining equipment which is automatically adaptive to rainy seasons and drought needs to be designed to solve the problems.

Disclosure of Invention

The invention aims to provide water-saving fertilizer-spraying irrigation drainage equipment automatically adapting to rainy seasons and drought, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme. The invention relates to a water-saving fertilizer-spraying irrigation drainage device automatically adapting to rainy season and drought, which comprises a shell, wherein an equipment cavity is arranged in the shell; the device comprises a device cavity, a water storage cavity is arranged at the lower side of the device cavity, a rainy season water storage drought evaporation-proof mechanism is arranged in the water storage cavity, a gate screw rod extending into the device cavity is fixedly and rotatably arranged on a shell at the upper end of the water storage cavity, a first gear is fixedly arranged at the right end of the gate screw rod, a slide rail extending into the device cavity is slidably arranged on the shell at the lower side of the gate screw rod, bilaterally symmetrical shifting blocks are fixedly arranged at the right end of the slide rail, a nut slide block is arranged on the gate screw rod, the inner ring of the nut slide block is meshed with the gate screw rod, the gate screw rod can slide on the slide rail, a water storage gate is rotatably arranged on the shell at the right side of the nut slide block, a first connecting rod is hinged between the water storage gate and the nut slide block, the left end of the sliding block is hinged with a filter screen, the lower end of the filter screen is hinged with the shell, a first gate rotating shaft is rotatably arranged on the shell positioned at the side of the first gear, a first unidirectional rotating gear is fixedly arranged on the first gate rotating shaft, a first gate bevel gear is fixedly arranged on the first gate rotating shaft positioned at the left side of the first gate bevel gear, a second gate rotating shaft is rotatably arranged on the shell positioned at the left side of the first gate bevel gear, a second gate bevel gear is fixedly arranged at the right end of the second gate rotating shaft, a first gate gear is fixedly arranged on the second gate rotating shaft positioned at the left side of the first gate gear, a first bevel gear is fixedly arranged on the gate lead screw positioned in the equipment cavity, a second gate gear is fixedly arranged on the gate lead screw positioned in the equipment cavity, and the second gate gear can be meshed with the first gate gear, a first floating rotating shaft is rotatably arranged on the shell positioned on the upper side of the rotating shaft of the first gate, a second connecting rod is fixedly arranged on the first floating rotating shaft, a second floating rotating shaft is rotatably arranged at the right end of the second connecting rod, a third connecting rod is fixedly arranged on the second floating rotating shaft, a first floating ball is fixedly arranged at the lower end of the third connecting rod, a first through hole is arranged at the left end of the second connecting rod, a first fixed block is fixedly arranged on the shell positioned on the upper side of the second connecting rod, a first rotating shaft capable of sliding is rotatably arranged on the first fixed block, a first bevel gear is fixedly arranged on the first rotating shaft, a sliding shaft is fixedly arranged on the first rotating shaft positioned on the lower side of the first bevel gear, the sliding shaft can slide in the first through hole on the lower side of the first through hole, a second bevel gear is fixedly arranged on the first rotating shaft positioned on the sliding shaft, and, the second bevel gear can mesh with second gate bevel gear and first gate bevel gear is located the first pivot is left the fixed motor that is equipped with on the shell, the motor left end is rotated and is equipped with the second pivot of passing the motor, is located the motor right side fixed third bevel gear that is equipped with in the second pivot, under certain conditions, third bevel gear can with first bevel gear meshes, is located the motor is left the fixed fourth bevel gear that is equipped with in the second pivot.

Preferably, the device cavity contains a fertilizer spraying mechanism, the lower side of the device cavity contains a fertilizer mixing cavity, the lower side of the fertilizer mixing cavity contains a fertilizer spraying cavity, the lower side of the fertilizer spraying cavity contains a water pressure cavity, the lower end of the shell is provided with a land, the lower end of the water pressure cavity is provided with a water suction and discharge pipe which penetrates through the land and the water storage cavity and finally extends into a river channel, the right end of the water suction and discharge pipe is provided with a cover, the upper end of the cover is provided with a second floating ball, the shell positioned at the left side of the fourth bevel gear is rotatably provided with a third rotating shaft which penetrates through the fertilizer mixing cavity, the fertilizer spraying cavity and the water pressure cavity and finally extends into the water suction and discharge pipe, the third rotating shaft positioned in the device cavity is fixedly provided with a first unidirectional rotating bevel gear, the third rotating shaft positioned at the upper side of the first unidirectional rotating bevel gear is fixedly provided with an oil second unidirectional rotating bevel gear, and the second unidirectional rotating bevel gear, the first unidirectional rotation bevel gear may be engaged with the first bevel gear.

Preferably, the third rotating shaft in the fertilizer mixing cavity is fixedly provided with a screw rod extending into the fertilizer spraying cavity, the left end of the fertilizer spraying cavity is provided with a fertilizer spraying water pipe extending to each place of the field, and the fertilizer spraying water pipe is provided with a nozzle.

Preferably, a second water wheel is fixedly arranged on the third rotating shaft positioned in the water pressure cavity, a first water wheel is fixedly arranged on the third rotating shaft positioned in the water suction and drainage pipe, a drainage gate is rotatably arranged on the shell positioned at the left end of the water pressure cavity, a hydraulic rod is fixedly arranged on the shell positioned at the upper end of the water pressure cavity, and the left end of the hydraulic rod is hinged with the upper end of the drainage gate.

The invention has the beneficial effects that: the invention has simple structure and simple operation, can automatically open the gate in rainy season to store water for time, can discharge a large amount of water in the field to avoid drowning the crops when the rainfall is too large, can automatically close the gate to prevent water loss when the drought occurs, can also carry out water-saving irrigation on the crops, can use the stored water to overcome the drought when the drought degree is too high, and has higher integration degree.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of A in FIG. 1;

FIG. 3 is an enlarged schematic view of B of FIG. 2;

fig. 4 is an enlarged schematic view of C in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to the attached drawings 1-4, the water-saving fertilizer-spraying irrigation drainage device capable of automatically adapting to rainy season and drought comprises a shell 10, wherein an equipment cavity 11 is arranged in the shell 10, a water storage cavity 32 is arranged on the lower side of the equipment cavity 11, a rainy season water storage drought evaporation-proof mechanism 80 is arranged in the water storage cavity 32, a gate screw 52 extending into the equipment cavity 11 is fixedly arranged on the shell 10 at the upper end of the water storage cavity 32 in a rotating mode, a first gear 51 is fixedly arranged at the right end of the gate screw 52, a slide rail 57 extending into the equipment cavity 11 is arranged on the shell 10 at the lower side of the gate screw 52 in a sliding mode, bilaterally symmetrical shifting blocks 56 are fixedly arranged at the right end of the slide rail 57, a nut slide block 53 is arranged on the gate screw 52, the nut slide block 53 is meshed with the gate screw 52, and the gate screw 52 can slide on the slide, a water storage gate 55 is rotatably arranged on the shell 10 on the right side of the nut sliding block 53, a first connecting rod 54 is hinged between the water storage gate 55 and the nut sliding block 53, a sliding groove 58 is arranged on the right end of the water storage gate 55, a sliding block 59 is slidably arranged in the sliding groove 58, a filter screen 60 is hinged at the left end of the sliding block 59, the lower end of the filter screen 60 is hinged with the shell 10, a first gate rotating shaft 64 is rotatably arranged on the shell 10 on the side of the first gear 51, a first one-way rotating gear 50 is fixedly arranged on the first gate rotating shaft 64 on the left side of the first one-way rotating gear 50, a first gate bevel gear 49 is fixedly arranged on the shell 10 on the left side of the first gate bevel gear 49, a second gate rotating shaft 46 is rotatably arranged on the shell 10 on the left side of the first gate bevel gear 49, and a second gate bevel gear 47 is fixedly arranged at the right, a first gate gear 62 is fixedly arranged on the second gate rotating shaft 46, a first bevel gear 61 is fixedly arranged on the second gate rotating shaft 46 positioned at the left side of the first gate gear 62, a second gate gear 63 is fixedly arranged on the gate lead screw 52 positioned in the equipment cavity 11, the second gate gear 63 can be meshed with the first gate gear 62, a first floating rotating shaft 24 is rotatably arranged on the shell 10 positioned at the upper side of the first gate rotating shaft 64, a second connecting rod 26 is fixedly arranged on the first floating rotating shaft 24, a second floating rotating shaft 25 is rotatably arranged at the right end of the second connecting rod 26, a third connecting rod 27 is fixedly arranged on the second floating rotating shaft 25, a first floating ball 28 is fixedly arranged at the lower end of the third connecting rod 27, a first through hole 22 is arranged at the left end of the second connecting rod 26, a first fixing block 20 is fixedly arranged on the shell 10 positioned at the upper side of the second connecting rod 26, a first rotating shaft 19 capable of sliding is rotatably arranged on the first fixing block 20, a first bevel gear 21 is fixedly arranged on the first rotating shaft 19, a sliding shaft 23 is fixedly arranged on the first rotating shaft 19 and positioned below the first bevel gear 21, the sliding shaft 23 can slide in the first through hole 22, a second bevel gear 48 is fixedly arranged on the first rotating shaft 19 and positioned below the sliding shaft 23, under a certain condition, the second bevel gear 48 can be meshed with the second gate bevel gear 47 and the first gate bevel gear 49, a motor 17 is fixedly arranged on the housing 10 positioned at the left side of the first rotating shaft 19, a second rotating shaft 16 penetrating through the motor 17 is rotatably arranged at the left end of the motor 17, a third bevel gear 18 is fixedly arranged on the second rotating shaft 16 positioned at the right side of the motor 17, and under a certain condition, the third bevel gear 18 can be meshed with the first bevel gear 21, a fourth bevel gear 15 is fixedly arranged on the second rotating shaft 16 positioned on the left side of the motor 17.

Beneficially, a fertilizer spraying mechanism 82 is contained in the equipment cavity 11, a fertilizer mixing cavity 45 is contained on the lower side of the equipment cavity 11, a fertilizer spraying cavity 43 is contained on the lower side of the fertilizer mixing cavity 45, a water pressure cavity 37 is contained on the lower side of the fertilizer spraying cavity 43, a land 33 is arranged at the lower end of the shell 10, a suction and drainage pipe 31 which penetrates through the land 33 and the water storage cavity 32 and finally extends into a river channel is arranged at the lower end of the water pressure cavity 37, a cover 30 is arranged at the right end of the suction and drainage pipe 31, a second floating ball 29 is arranged at the upper end of the cover 30, a third rotating shaft 14 which penetrates through the fertilizer mixing cavity 45, the fertilizer spraying cavity 43 and the water pressure cavity 37 and finally extends into the suction and drainage pipe 31 is rotatably arranged on the shell 10 on the left side of the fourth bevel gear 15, a first unidirectional rotating bevel gear 12 is fixedly arranged on the third rotating shaft 14 which is positioned in the equipment cavity 11, and a second unidirectional rotating bevel gear 13 is fixedly arranged on the third rotating shaft 14, the second one-way rotation bevel gear 13 may be engaged with the fourth bevel gear 15, and the first one-way rotation bevel gear 12 may be engaged with the first bevel gear 61.

Advantageously, a screw 44 extending into the fertilizer spraying cavity 43 is fixedly arranged on the third rotating shaft 14 positioned in the fertilizer mixing cavity 45, a fertilizer spraying water pipe 42 extending to all places of the field is arranged at the left end of the fertilizer spraying cavity 43, and a nozzle 39 is arranged on the fertilizer spraying water pipe 42.

Advantageously, a second water wheel 36 is fixedly arranged on the third rotating shaft 14 positioned in the hydraulic pressure chamber 37, a first water wheel 35 is fixedly arranged on the third rotating shaft 14 positioned in the water suction and discharge pipe 31, a water discharge gate 40 is rotatably arranged on the housing 10 positioned at the left end of the hydraulic pressure chamber 37, a hydraulic rod 41 is fixedly arranged on the housing 10 positioned at the upper end of the hydraulic pressure chamber 37, and the left end of the hydraulic rod 41 is hinged with the upper end of the water discharge gate 40.

The use steps herein are described in detail below with reference to fig. 1-4:

initial state:

the position relationship is as shown, the motor 17 is off.

The working state is as follows: in rainy season, when the water amount is too large, the water level rises, the second floating ball 29 floats up with the first floating ball 28, the second floating ball 29 floats up to drive the cover 30 to open, the first floating ball 28 floats up to drive the third connecting rod 27 to rise, the third connecting rod 27 rises under the action of the first floating rotating shaft 24, the left end of the second connecting rod 26 moves downwards, the second connecting rod 26 moves downwards to drive the sliding shaft 23 to move downwards, the sliding shaft 23 moves to drive the first rotating shaft 19 to move downwards, the first rotating shaft 19 moves downwards to drive the first bevel gear 21 and the second bevel gear 48 to move downwards, the first bevel gear 21 is meshed with the third bevel gear 18, the second bevel gear 48 is meshed with the second bevel gear 47 and the first gate bevel gear 49, the motor 17 is started, the motor 17 rotates to drive the second rotating shaft 16 to rotate, the second rotating shaft 16 rotates to drive the fourth bevel gear 15 to rotate, at this time, the second one-way rotating bevel gear 13 does not rotate, the second rotating shaft 16 rotates to drive the third bevel gear 18 to rotate, the motor 17 rotates to drive the first bevel gear 21 to rotate, the first bevel gear 21 rotates to drive the first rotating shaft 19 to rotate, the first rotating shaft 19 rotates to drive the second bevel gear 48 to rotate, the second bevel gear 48 rotates to drive the second gate bevel gear 47 and the first gate bevel gear 49 to rotate, the first gate bevel gear 49 rotates to drive the first gate rotating shaft 64 to rotate, at this time, the first one-way rotating gear 50 does not rotate, the second gate bevel gear 47 rotates to drive the second gate rotating shaft 46 to rotate, the second gate rotating shaft 46 rotates to drive the first gate gear 62 to rotate, the first gate gear 62 rotates to drive the second gate gear 63 to rotate, the second gate gear 63 rotates to drive the gate screw 52 to rotate, the gate screw 52 rotates to drive the nut slider 53 to move leftward on the slide rail 57, under the action of the first link 54, the nut slider 53 moves to drive the water storage gate 55 to open inward, the water storage gate 55 moves to drive the slider 59 to slide in the chute 58, the chute 58 moves to drive the filter screen 60 to rotate inward, when the nut slider 53 moves to the dial block 56, the nut slider 53 pushes the dial block 56 to move leftward, the dial block 56 moves to drive the slide rail 57 to slide leftward, the slide rail 57 moves to drive the second gate gear 63 to disengage, the gate screw 52 stops rotating, the door is opened, the second gate shaft 46 continues to rotate to drive the first bevel gear 61 to rotate, and the first bevel gear 61 rotates to drive the first unidirectional rotation bevel gear 12 to rotate, the first unidirectional rotating bevel gear 12 rotates to drive the third rotating shaft 14 to rotate, the third rotating shaft 14 rotates to drive the first water wheel 35 and the second water wheel 36 to rotate, the hydraulic rod 41 pushes the drainage gate 40 away, a large amount of redundant water in the field enters the water pressure cavity 37, and the redundant water is discharged into the water storage cavity 32 and the river channel through the suction and discharge pipe 31 under the action of the first water wheel 35 and the second water wheel 36; when the water is dry, the water level gradually drops, the motor 17 turns over, at this time, the first unidirectional rotation bevel gear 12 does not rotate any more, but the first unidirectional rotation gear 50 starts to rotate, the first unidirectional rotation gear 50 rotates to drive the first gear 51 to rotate, the first gear 51 rotates to drive the gate lead screw 52 to rotate, the gate lead screw 52 rotates to drive the nut slider 53 to move rightwards to close the water storage gate 55, so that the water in the water storage cavity 32 is prevented from being lost, the water level drops, the first bevel gear 21 and the second bevel gear 48 return to the initial position to be disengaged, the motor 17 rotates reversely, the motor 17 rotates to drive the second rotating shaft 16 to rotate, the second rotating shaft 16 rotates to drive the fourth bevel gear 15 to rotate, the fourth bevel gear 15 rotates to drive the second unidirectional rotation bevel gear 13 to rotate, and the second unidirectional rotation bevel gear 13 rotates to drive the third rotating shaft 14 to rotate, at this time, the first unidirectional rotating bevel gear 12 does not rotate, the third rotating shaft 14 rotates to drive the screw 44 to rotate, the screw 44 rotates to press the fertilizer in the fertilizer mixing cavity 45 into the fertilizer spraying cavity 43 for mixing, the third rotating shaft 14 rotates to drive the first water wheel 35 and the second water wheel 36 to rotate, the first water wheel 35 rotates to press the water in the river channel into the water pressure cavity 37, the second water wheel 36 rotates to press the water in the water pressure cavity 37 into the fertilizer spraying cavity 43 for mixing with the fertilizer, and the fertilizer is sprayed out of the nozzle 39 through the fertilizer spraying water pipe 42; when the drought is severe, the river water descends, the second floating ball 29 no longer floats, and the cover 30 is closed, so that the water in the water storage cavity 32 can be sucked for irrigation.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic adapt to rainy season and arid water conservation fertilizer spraying irrigation drainage equipment, includes the shell, its characterized in that: an equipment cavity is arranged in the shell; the device comprises a device cavity, a water storage cavity is arranged at the lower side of the device cavity, a rainy season water storage drought evaporation-proof mechanism is arranged in the water storage cavity, a gate screw rod extending into the device cavity is fixedly and rotatably arranged on a shell at the upper end of the water storage cavity, a first gear is fixedly arranged at the right end of the gate screw rod, a slide rail extending into the device cavity is slidably arranged on the shell at the lower side of the gate screw rod, bilaterally symmetrical shifting blocks are fixedly arranged at the right end of the slide rail, a nut slide block is arranged on the gate screw rod, the inner ring of the nut slide block is meshed with the gate screw rod, the gate screw rod can slide on the slide rail, a water storage gate is rotatably arranged on the shell at the right side of the nut slide block, a first connecting rod is hinged between the water storage gate and the nut slide block, the left end of the sliding block is hinged with a filter screen, the lower end of the filter screen is hinged with the shell, a first gate rotating shaft is rotatably arranged on the shell positioned at the side of the first gear, a first unidirectional rotating gear is fixedly arranged on the first gate rotating shaft, a first gate bevel gear is fixedly arranged on the first gate rotating shaft positioned at the left side of the first gate bevel gear, a second gate rotating shaft is rotatably arranged on the shell positioned at the left side of the first gate bevel gear, a second gate bevel gear is fixedly arranged at the right end of the second gate rotating shaft, a first gate gear is fixedly arranged on the second gate rotating shaft positioned at the left side of the first gate gear, a first bevel gear is fixedly arranged on the gate lead screw positioned in the equipment cavity, a second gate gear is fixedly arranged on the gate lead screw positioned in the equipment cavity, and the second gate gear can be meshed with the first gate gear, a first floating rotating shaft is rotatably arranged on the shell positioned on the upper side of the rotating shaft of the first gate, a second connecting rod is fixedly arranged on the first floating rotating shaft, a second floating rotating shaft is rotatably arranged at the right end of the second connecting rod, a third connecting rod is fixedly arranged on the second floating rotating shaft, a first floating ball is fixedly arranged at the lower end of the third connecting rod, a first through hole is arranged at the left end of the second connecting rod, a first fixed block is fixedly arranged on the shell positioned on the upper side of the second connecting rod, a first rotating shaft capable of sliding is rotatably arranged on the first fixed block, a first bevel gear is fixedly arranged on the first rotating shaft, a sliding shaft is fixedly arranged on the first rotating shaft positioned on the lower side of the first bevel gear, the sliding shaft can slide in the first through hole on the lower side of the first through hole, a second bevel gear is fixedly arranged on the first rotating shaft positioned on the sliding shaft, and, the second bevel gear can mesh with second gate bevel gear and first gate bevel gear is located the first pivot is left the fixed motor that is equipped with on the shell, the motor left end is rotated and is equipped with the second pivot of passing the motor, is located the motor right side fixed third bevel gear that is equipped with in the second pivot, under certain conditions, third bevel gear can with first bevel gear meshes, is located the motor is left the fixed fourth bevel gear that is equipped with in the second pivot.

2. The water-saving fertilizer-spraying irrigation drainage equipment capable of automatically adapting to rainy season and drought according to claim 1, characterized in that: the device cavity is internally provided with a fertilizer spraying mechanism, the lower side of the device cavity is provided with a fertilizer mixing cavity, the lower side of the fertilizer mixing cavity is provided with a fertilizer spraying cavity, the lower side of the fertilizer spraying cavity is provided with a water pressure cavity, the lower end of the shell is provided with a soil, the lower end of the water pressure cavity is provided with a water suction and drainage pipe which penetrates through the soil and the water storage cavity and finally extends into a river channel, the right end of the water suction and drainage pipe is provided with a cover, the upper end of the cover is provided with a second floating ball, the shell positioned at the left side of the fourth bevel gear is rotatably provided with a third rotating shaft which penetrates through the fertilizer mixing cavity, the fertilizer spraying cavity and the water pressure cavity and finally extends into the water suction and drainage pipe, the third rotating shaft positioned in the device cavity is fixedly provided with a first unidirectional rotating bevel gear, the third rotating shaft positioned at the upper side of the first unidirectional rotating bevel gear is fixedly provided with an oil second unidirectional, the first unidirectional rotation bevel gear may be engaged with the first bevel gear.

3. The water-saving fertilizer-spraying irrigation drainage equipment capable of automatically adapting to rainy season and drought according to claim 1, characterized in that: and the third rotating shaft in the fertilizer mixing cavity is fixedly provided with a screw rod extending into the fertilizer spraying cavity, the left end of the fertilizer spraying cavity is provided with fertilizer spraying water pipes extending to various places of the field, and the fertilizer spraying water pipes are provided with nozzles.

4. The water-saving fertilizer-spraying irrigation drainage equipment capable of automatically adapting to rainy season and drought according to claim 1, characterized in that: and a second water wheel is fixedly arranged on the third rotating shaft positioned in the water pressure cavity, a first water wheel is fixedly arranged on the third rotating shaft positioned in the water suction and drainage pipe, a drainage gate is rotatably arranged on the shell positioned at the left end of the water pressure cavity, a hydraulic rod is fixedly arranged on the shell positioned at the upper end of the water pressure cavity, and the left end of the hydraulic rod is hinged with the upper end of the drainage gate.