Wisdom is thing networking irrigation pipe way and control system for agricultural
Technical Field
The invention belongs to the technical field of agricultural irrigation, and particularly relates to an intelligent agricultural Internet of things irrigation pipeline and a control system.
Background
With the development of science and technology, the agricultural irrigation technology in China is rapidly developed, the conventional manual irrigation and watering is changed into the automatic control irrigation of the current irrigation pipeline, and the agricultural irrigation efficiency is greatly improved by being matched with various Internet of things equipment and sensors.
At present, intelligent agriculture is with thing networking irrigation pipe mainly relies on the water pump to provide water source and water pressure, then carries into a plurality of outlet branch pipes with the water of irrigation and then utilizes the shower nozzle to spout water and accomplish irrigation, but its in-process has following problem: the water pressurized by the water pump directly impacts the irrigation pipeline to generate a water hammer effect (the water hammer effect refers to that the inner wall of the pipeline is smooth, the water flows freely, when the opened valve is suddenly closed, the water flow can generate pressure on the valve and the pipeline wall, mainly the valve, and the pipeline wall is smooth, so that the subsequent water flow can quickly reach the maximum under the action of inertia and generate a damage effect) so as to generate a damage effect on the inner wall of the pipeline and the valve.
The water entering the water outlet end is sprayed outwards in a spray irrigation mode, but the water sprayed out in a parabolic mode can form an irrigation vacuum zone around the water outlet end in a short distance, and some places close to the spray head cannot be irrigated, so that the problem of uneven irrigation is caused.
In addition, the tail end of each branch pipe of the existing intelligent agricultural Internet of things irrigation pipeline is not provided with an automatic closing function, either a manual valve or an electromagnetic valve is used for controlling, but both have a problem of needing manual control, manual control or machine remote control, people are required to participate in the intelligent irrigation pipeline, the intelligent irrigation pipeline is not intelligent and automatic enough, and the failure rate is high.
Disclosure of Invention
The invention aims to provide an intelligent agricultural Internet of things irrigation pipeline and a control system, which are used for solving the problems in the background technology.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an wisdom is thing networking irrigation pipe for agricultural, includes water pump, inlet tube and transfer ware, the inlet tube has the connecting pipe through transfer ware fixed intercommunication, the fixed intercommunication of surface of connecting pipe has the branch pipe, the fixed intercommunication of surface of branch pipe has a water outlet drum, the fixed intercommunication of surface of water outlet drum has injection mechanism, the top fixed mounting of water outlet drum inner chamber has pressure sensor, the inner wall fixed mounting of water outlet drum has the fixed block, the bottom fixedly connected with first buffer spring of fixed block, the other end fixedly connected with movable block of first buffer spring, the top fixed mounting of movable block has the jack post, the fixed intercommunication of surface of connecting pipe has the relief pipe, the inside of connecting pipe is provided with buffer gear, as shown in fig. 1 and 6, the water inlet of water pump is responsible for external water source, then pumps water into connecting pipe and branch pipe along inlet pipe and transfer ware, owing to adopted the design of returning, the connecting pipe has directly avoided because of the water hammer effect produces the destruction to self inner wall, gets into four branch pipes and the middle part in the pipe front and the connecting pipe simultaneously, and the right side of the pressure sensor is removed in the water hammer effect in the middle part and the pipe and the inside of two-out of the pressure sensor is kept in the inside of the connecting pipe and the pressure sensor is normally removed to the pressure transducer after the pressure sensor is removed to the time, and the inside of the connecting pipe is closed at the time, and the pressure transducer is kept normally to be the pressure release mechanism is removed at the pressure of the connecting pipe is at the end of the pressure transducer.
Preferably, the through hole that runs through the fixed block has been seted up at the top of fixed block, the surface activity of movable block has cup jointed the sealing washer, the delivery port fixed intercommunication of water pump has the inlet tube, the other end fixed mounting of inlet tube has the transfer ware, the quantity of branch pipe is four and fixed intercommunication has eight play water drum respectively, as shown in fig. 3, the sealing washer is made by the rubber block, it is responsible for keeping the pneumatic seal in the inside movable block upper and lower both sides of play water drum, along with the inside of branch pipe entering play water drum, the water pressure upwards withstands the movable block and promotes the movable block to shift up, at this moment, first buffer spring is compressed, along with the upward movement of movable block, injection mechanism is successively opened and is linked together with the inside of play water drum, at this moment, a portion water can spray out along injection mechanism, after the inside water pressure of play water drum tends to be normal, the water pressure that the movable block received reduces and can be at a distance down under the effect of first buffer spring afterwards, the resultant force of the pressure of water and first buffer spring is zero at this moment, the movable block keeps still, carry out, simultaneously, the top block is moved up and is carried out and the pressure sensor is controlled to the pressure sensor is carried out at the inside the computer and the time, the position is out the pressure sensor is out at the position accurate after the time, the computer is controlled to the pressure sensor is controlled to the position the inside the pressure, and can be controlled by the pressure value and the computer is out the position of the pressure sensor and can be out the pressure and the pressure sensor is out one by the time and the position the pressure sensor and is out and the normal.
Preferably, the number of the spraying mechanisms is six, the six spraying mechanisms are divided into two groups by three, and are respectively distributed on the left side and the right side of the outer surface of the water outlet cylinder, each group of the spraying mechanisms is distributed at equal intervals from top to bottom, the height value of the lowest spraying mechanism is larger than that of the moving block, water in the water outlet cylinder can be discharged out along the communicating pipe, the distances of the water sprayed by the communicating pipes with different heights are different under the action of water pressure, as shown in fig. 9, the water sprayed by the three spraying mechanisms with different heights can cover most of the peripheral area of the water outlet cylinder, so that irrigation is more uniform, and water in farmlands is more uniform.
Preferably, the shape of the connecting pipe is in a shape of a loop, the buffer mechanism is positioned in the middle of the right side of the inner wall of the connecting pipe, the number of the pressure release pipes is two, the two pressure release pipes are fixedly arranged on the right side of the inner side surface of the connecting pipe, the interior of the connecting pipe in the shape of the loop is closed, the damage caused by the water hammer effect is directly avoided due to no tail end, when the water pump is started, water sequentially passes through the water pump, the transfer device, the connecting pipe and the branch pipe and finally gathers on the front side and the rear side of the buffer mechanism, the buffer mechanism is pressed due to the instant high water pressure generated by the water hammer effect, then, the water is discharged out partially along the pressure release pipes, the buffer mechanism is gradually reset, and the pressure release pipes are blocked again along with the recovery of the pressure, so that the water hammer effect is avoided.
Preferably, the injection mechanism includes communicating pipe, the other end fixed mounting of communicating pipe has the round platform, the inside cavity and the fixed mounting of communicating pipe have the dispersion piece, communicating pipe fixed mounting is at the surface of play water drum, and injection mechanism is responsible for sprinkling irrigation and watering, and the high-pressure water that comes from in the play water drum will be gone out along communicating pipe, and the round platform can help control the trend of water for the high-pressure water is bigger by the area that its sprays after the dispersion piece disperses, has avoided the uneven and extravagant water resource's of irrigation that single water column causes problem.
Preferably, the buffer mechanism includes a second buffer spring, two ends of the second buffer spring are fixedly connected with a first stop block and a second stop block respectively, the pressure release pipe is located between the first stop block and the second stop block, high-pressure water from the water inlet of the connecting pipe is divided into two parts along the connecting pipe to move towards the front side and the rear side of the buffer mechanism, as shown in fig. 6 and 7, the first stop block and the second stop block are pushed by water pressure to compress the second buffer spring to move towards each other, the pressure release pipe is located at the outer side of the buffer mechanism in the moving process of the first stop block and the second stop block, at the moment, the pressure release pipe is communicated with the inner side of the connecting pipe, the instant high-pressure second buffer spring generated due to the water hammer effect is compressed, then water in the connecting pipe is discharged out along the pressure release pipe, the second buffer spring gradually rebounds and drives the first stop block and the second stop block to reset, and the pressure release pipe is blocked again, and therefore the water hammer effect generated inside the connecting pipe is eliminated.
Preferably, the shape of dispersion piece is cross, the length value of dispersion piece is less than the length value of communicating pipe, the lateral surface of dispersion piece aligns with the outside one end of communicating pipe, and the dispersion piece of water through cross appearance design from communicating pipe can be by the huge water curtain of dispersion area, under the prerequisite that does not influence water spray distance for irrigate more evenly and abundant, effectively guaranteed farmland irrigation's high efficiency.
Preferably, the height difference of each group of spraying mechanisms is fifteen centimeters, the highest height value of each spraying mechanism is smaller than the height value of the top of the moving block when the first buffer spring is completely compressed to the limit state, and the upper part and the lower part of each group of spraying mechanisms are at different heights, so that the places close to the water outlet cylinder can be considered in irrigation, and water is prevented from being poured.
Preferably, the method comprises the following steps:
firstly, starting a water pump, so that water is pumped into a water inlet pipe under the action of the water pump, and then sequentially passes through three routes of a transfer device, a connecting pipe, a branch pipe, a connecting pipe, a transfer device, a connecting pipe, a branch pipe, a water outlet cylinder and a communicating pipe, and water passing through the communicating pipe is sprayed out;
the high-pressure water from the branch pipe upwards props against the movable block in the water outlet cylinder, so that the movable block is stressed and moves upwards, the first buffer spring is compressed, meanwhile, the jack post is driven to move upwards, and the communicating pipes with different heights are communicated with the water outlet cylinder when the movable block moves upwards, so that water is sprayed out along the communicating pipes, the jack post is driven to move upwards and squeeze the communicating pipes to the pressure sensor, and the pressure sensor is stressed and transmits a pressure value to a computer of a control center, so that the pressure sensor is convenient for a worker to check;
in the connecting pipe, a part of high-pressure water from the water inlet of the connecting pipe flows back to the front side and the rear side of the buffer mechanism along the front pipe and the rear pipe which are in a shape of a loop of the connecting pipe, as shown in fig. 6 and 7, the water from the two directions can simultaneously apply pressure to the first stop block and the second stop block, the first stop block and the second stop block can do opposite movement for compressing the second buffer spring until the pressure release pipe is exposed so as to enable the pressure release pipe to be communicated with the interior of the connecting pipe, at the moment, a part of water is discharged along the pressure release pipe, and after the water pressure returns to be normal, the second buffer spring acts on the first stop block and the second stop block to reset, so that the pressure release pipe is plugged again, and the interior of the connecting pipe is sealed again.
The beneficial effects of the invention are as follows:
1. the invention realizes the function of protecting the inner wall by arranging the connecting pipe, the water outlet barrel, the injection mechanism, the pressure release pipe, the fixed block, the first buffer spring, the moving block, the sealing ring, the jacking column and the like, and the first buffer spring and the moving block are arranged to enable the instant high pressure generated by the water hammer effect in the high-pressure water in the water outlet barrel to be absorbed by the compressed first buffer spring, the moving block is driven to move upwards by the first buffer spring, the water is discharged by the injection mechanism, the first buffer spring is in a compressed state for a long time by the continuous high-pressure water, the problem that the water hammer effect cannot be released to damage the inner wall of the water outlet barrel is avoided, meanwhile, the water passing through the inner part of the connecting pipe also pushes the first baffle block and the second baffle block to compress the second buffer spring, and the pressure release pipe is exposed and is communicated with the inner part of the connecting pipe to release part of water, so that the damage to the inner part of the connecting pipe caused by the water hammer effect is avoided.
2. According to the invention, the functions of uniform irrigation are realized by arranging the water outlet cylinder, the spraying mechanism, the first buffer spring, the moving block, the sealing ring, the jacking column and the like, uniform irrigation near the water outlet cylinder is realized by arranging the spraying mechanisms with different height values in each group in a parabolic manner, the water pressure is controlled by controlling the power of the water pump, the omnibearing coverage of irrigation is realized, and the water in the communicating pipe is dispersed by the dispersing block with a cross shape, so that the irrigation is more uniform and full.
3. The invention realizes the function of automatically closing water by arranging the water outlet cylinder, the first buffer spring, the moving block, the sealing ring, the jacking column and the like, and the water pump is arranged in the water inlet cylinder and the water outlet cylinder, so that the moving block moves upwards under the action of water pressure and compresses the first buffer spring, and the automatic water outlet is realized under the condition that each group of injection mechanisms are completely opened.
Drawings
FIG. 1 is a schematic view of the front appearance of the structure of the present invention;
FIG. 2 is a schematic view of the exterior of the manifold, outlet bowl and spray mechanism of the present invention;
FIG. 3 is a schematic side cut-away view of a manifold and outlet block of the present invention;
FIG. 4 is an exploded view of the water outlet cartridge and its internal structure according to the present invention;
FIG. 5 is an exploded view of the spray mechanism of the present invention;
FIG. 6 is a schematic view in partial cross-section of a connecting tube according to the present invention;
FIG. 7 is a partially separated schematic illustration of the connecting tube, pressure relief tube and buffer mechanism of the present invention;
FIG. 8 is a schematic top view of the structure of the present invention;
FIG. 9 is a schematic view of water spray from the spray mechanism of the present invention;
fig. 10 is an enlarged schematic view of the structure of fig. 3 a according to the present invention.
In the figure: 1. a water pump; 2. a water inlet pipe; 3. a transfer device; 4. a connecting pipe; 5. a branch pipe; 6. a water outlet cylinder; 7. a spraying mechanism; 71. a communicating pipe; 72. round bench; 73. dispersing blocks; 8. a pressure release tube; 9. a fixed block; 91. a through hole; 10. a first buffer spring; 11. a moving block; 12. a seal ring; 13. a top column; 14. a pressure sensor; 15. a buffer mechanism; 151. a second buffer spring; 152. a first stopper; 153. and a second stop block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 10, in the embodiment of the invention, an intelligent agriculture internet of things irrigation pipeline comprises a water pump 1, a water inlet pipe 2 and a transfer device 3, wherein the water inlet pipe 2 is fixedly communicated with a connecting pipe 4 through the transfer device 3, the outer surface of the connecting pipe 4 is fixedly communicated with a branch pipe 5, the outer surface of the branch pipe 5 is fixedly communicated with a water outlet cylinder 6, the outer surface of the water outlet cylinder 6 is fixedly communicated with a spraying mechanism 7, the top of the inner cavity of the water outlet cylinder 6 is fixedly provided with a pressure sensor 14, the inner wall of the water outlet cylinder 6 is fixedly provided with a fixed block 9, the bottom of the fixed block 9 is fixedly connected with a first buffer spring 10, the other end of the first buffer spring 10 is fixedly connected with a moving block 11, the top of the moving block 11 is fixedly provided with a jack-up 13, the outer surface of the connecting pipe 4 is fixedly communicated with a pressure release pipe 8, the inside of the connecting pipe 4 is provided with a buffer mechanism 15, as shown in fig. 1 and 6, the water inlet of the water pump 1 is responsible for externally connecting a water source, then water is pumped into the connecting pipe 4 and the branch pipes 5 along the water inlet pipe 2 and the transit device 3, the connecting pipe 4 directly avoids damage to the inner wall of the connecting pipe due to water hammer effect through the pressure release pipe 8 and the buffer mechanism 15, water entering the connecting pipe 4 simultaneously enters the four branch pipes 5 and the pipes on the front side and the rear side of the connecting pipe 4, two water flows simultaneously squeeze the buffer mechanism 15 and are discharged out of a part through the pressure release pipe 8, the water pressure inside the connecting pipe 4 tends to be normal after the water hammer effect is eliminated, at the moment, the buffer mechanism 15 rebounds to keep the sealing inside the connecting pipe 4 again, and the model of the pressure sensor 14 is PLD204D-5.5.
The top of fixed block 9 has offered the through-hole 91 that runs through fixed block 9, the surface activity of movable block 11 has cup jointed sealing washer 12, the delivery port fixed intercommunication of water pump 1 has inlet tube 2, the fixed transfer ware 3 that has of the other end of inlet tube 2, the quantity of branch pipe 5 is four and fixed intercommunication has eight play water drum 6 respectively, as shown in fig. 3, sealing washer 12 is made by the rubber block, it is responsible for keeping the pneumatic seal in the inside movable block 11 upper and lower both sides of play water drum 6, along the inside of branch pipe 5 entering play water drum 6, water pressure upwards withstands movable block 11 and promotes movable block 11 to shift up, at this moment, first buffer spring 10 is compressed, along with the upward movement of movable block 11, spray mechanism 7 is opened and with the inside intercommunication of play water drum 6 successively, at this moment, a portion water can spray out along spray mechanism 7, along the inside water pressure of play water drum 6 tends to be normal back, the effect that reduces that movable block 11 received later can be at a certain distance down at first buffer spring 10, at this moment, the resultant force of water pressure and first buffer spring 10 is zero, the movable block 11 is kept the inside of movable block 11 and the pressure sensor is kept at the time, can be controlled by the computer, the pressure sensor 14 is realized at the time of the normal value is carried out at the top of the time, the pressure sensor is stopped at the top of the time, the top of the pressure is controlled at the point of the time, can be carried out at the point of the computer, and the pressure sensor is carried out at the point, and can be more than the normal, and the pressure is carried out at the position at the point, and can be controlled at the point, and can be carried out at the point, and can be controlled and the pressure is accurate and can be carried out at the pressure and the pressure is carried out and the pressure is 14, and can and the pressure has and the pressure value is carried out and the pressure is at the pressure is 14.
The number of the spraying mechanisms 7 is six, each three spraying mechanisms 7 are divided into two groups and are respectively distributed on the left side and the right side of the outer surface of the water outlet cylinder 6, each group of spraying mechanisms 7 is distributed at equal intervals from top to bottom, the height value of the lowest spraying mechanism 7 is larger than that of the moving block 11, water in the water outlet cylinder 6 is discharged along the communicating pipe 71, the distances of the water sprayed by the communicating pipes 71 with different heights under the action of water pressure are different, as shown in fig. 9, the water sprayed by the three spraying mechanisms 7 with different heights can cover most of the peripheral area of the water outlet cylinder, so that irrigation is more uniform, and water in farmlands is more uniform.
The shape of the connecting pipe 4 is in a shape of a loop, the buffer mechanism 15 is positioned in the middle of the right side of the inner wall of the connecting pipe 4, the number of the pressure release pipes 8 is two, the two pressure release pipes 8 are fixedly arranged on the right side of the inner side surface of the connecting pipe 4, the interior of the connecting pipe 4 in the shape of the loop is closed, no tail end directly avoids damage caused by water hammer effect, when the water pump 1 is started, water sequentially passes through the water pump 1, the transfer device 3, the connecting pipe 4 and the branch pipe 5 and finally gathers on the front side and the rear side of the buffer mechanism 15, instant high water pressure is generated due to the water hammer effect so as to press the buffer mechanism 15, then, the water is discharged out partially along the pressure release pipes 8, the buffer mechanism 15 is gradually reset, the pressure release pipes 8 are blocked again along with the recovery of the pressure, and thus the water hammer effect is avoided.
Wherein, injection mechanism 7 includes communicating pipe 71, communicating pipe 71's the other end fixed mounting has round platform 72, communicating pipe 71's inside cavity and fixed mounting have dispersion piece 73, communicating pipe 71 fixed mounting is in the surface of play water drum 6, injection mechanism 7 is responsible for sprinkling irrigation and watering, the high-pressure water that comes from among the play water drum 6 will be gone out along communicating pipe 71, round platform 72 can help control the trend of water for the high-pressure water is bigger by the area that its sprays after dispersion of dispersion piece 73, has avoided the uneven and extravagant water resource's of irrigation that single water column causes problem.
The buffer mechanism 15 includes a second buffer spring 151, two ends of the second buffer spring 151 are fixedly connected with a first stop 152 and a second stop 153, the pressure release pipe 8 is located between the first stop 152 and the second stop 153, high-pressure water from a water inlet of the connecting pipe 4 moves to front and back sides of the buffer mechanism 15 along the connecting pipe 4 in two parts, as shown in fig. 6 and 7, the water pressure can push the first stop 152 and the second stop 153 to compress the second buffer spring 151 to move in opposite directions, the pressure release pipe 8 starts to be located at the outer side of the buffer mechanism 15 in the moving process of the first stop 152 and the second stop 153, at this time, the pressure release pipe 8 is communicated with the interior of the connecting pipe 4, the high-pressure second buffer spring 151 is compressed due to the instant high water pressure generated by the water hammer effect, then water in the connecting pipe 4 is discharged out of a part along the pressure release pipe 8, and after the pressure release, the second buffer spring 151 is gradually rebounded and drives the first stop 152 and the second stop 153 to reset, and the pressure release pipe 8 is blocked again, thereby eliminating the water hammer effect generated in the connecting pipe 4.
Wherein, the shape of dispersion piece 73 is the cross, and the length value of dispersion piece 73 is less than the length value of communicating pipe 71, and the lateral surface of dispersion piece 73 aligns with the outside one end of communicating pipe 71, and the water that spouts out from communicating pipe 71 can be by the huge water curtain of dispersion area through the dispersion piece 73 of cross appearance design for under the prerequisite that does not influence water spray distance, make irrigation more even and abundant, effectively guaranteed farmland irrigation's high efficiency.
The height difference of each group of spraying mechanisms 7 is fifteen centimeters, the height value of the highest spraying mechanism 7 is smaller than the height value of the top of the moving block 11 under the condition that the first buffer spring 10 is completely compressed to the limit state, and the upper part and the lower part of each group of spraying mechanisms 7 are at different heights, so that the places close to the water outlet cylinder 6 can be considered in the process of irrigation, and the situation that water cannot be poured is avoided.
The method comprises the following steps of:
firstly, the water pump 1 is started, so that water is pumped into the water inlet pipe 2 under the action of the water pump 1, and then the water passes through the transfer device 3, the connecting pipe 4, the branch pipe 5, the connecting pipe 4, the transfer device 3, the connecting pipe 4, the branch pipe 5, the water outlet cylinder 6 and the communicating pipe 71 in sequence, and the water passing through the communicating pipe 71 is sprayed out;
in the water outlet cylinder 6, high-pressure water from the branch pipe 5 upwards props against the movable block 11, so that the movable block 11 is stressed and moves upwards, the first buffer spring 10 is compressed, the jacking columns 13 are driven to move upwards, and the communicating pipes 71 with different heights are communicated with the water outlet cylinder 6 when the movable block 11 moves upwards, so that water is sprayed out along the communicating pipes 71, the jacking columns 13 are driven to move upwards and squeeze the pressure sensor 14, and the pressure sensor 14 is stressed and transmits pressure values to a computer of a control center, so that the operator can check conveniently;
in the connection pipe 4, a part of high-pressure water from the water inlet of the connection pipe 4 flows back to the front and rear sides of the buffer mechanism 15 along the front and rear pipes of the connection pipe 4 in a shape of a loop, as shown in fig. 6 and 7, the water from two directions can simultaneously apply pressure to the first stop block 152 and the second stop block 153, the first stop block 152 and the second stop block 153 are stressed to do opposite movement to compress the second buffer spring 151 until the pressure release pipe 8 is exposed so as to enable the pressure release pipe 8 to be communicated with the interior of the connection pipe 4, at the moment, a part of water is discharged along the pressure release pipe 8, and after the water pressure returns to be normal, the second buffer spring 151 acts on the first stop block 152 and the second stop block 153 to reset the pressure release pipe 8, so that the interior of the connection pipe 4 is re-closed.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.