CN212013906U

CN212013906U - Efficient irrigation system

Info

Publication number: CN212013906U
Application number: CN201922065399.2U
Authority: CN
Inventors: 徐银忠; 李凡
Original assignee: Sino Soviet Science And Technology Ningguo Co ltd
Current assignee: Sino Soviet Science And Technology Ningguo Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-11-27
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a high-efficient irrigation system, including pre-buried PVC pipe and with pre-buried PVC pipe fixed connection's pump station, threaded connection has the sprinkler head on the pre-buried PVC pipe, the sprinkler head includes the outer tube, be equipped with the holding tank in the outer tube, sliding connection has the inner tube in the holding tank, the hollow setting of inner tube, be provided with the drain pipe with the holding tank intercommunication on the outer tube, first conduction groove has been seted up to the inner tube, the hook spring has been placed in the holding tank, the hook spring respectively with the bottom fixed connection of holding tank and inner tube, the tip of drain pipe is equipped with first mesh, the tip of drain pipe is equipped with the end cover, the end cover rotates and sets up on the drain pipe, the second mesh has been seted up on the end cover, fixedly connected with motor on the drain pipe, the pivot of motor meshes with the perisporium of end cover, fixedly. The device has the function of changing the radius of coverage of irrigation water, the coverage of the irrigation water is controllable, and the speed of obtaining the irrigation water by crops is accelerated.

Description

Efficient irrigation system

Technical Field

The utility model relates to an agricultural irrigation field, concretely relates to high-efficient irrigation system.

Background

Present agricultural irrigation mainly adopts automated control, and it adopts pump station, pre-buried at the head feed pipe of the ground end and a plurality of shower nozzles that communicate each other with the head feed pipe, and each shower nozzle is in each position in farmland, and when the pump station supplied water for the shower nozzle, the shower nozzle was gone out water simultaneously and is realized irrigating in farmland.

Because the power of the pump station usually can not be changed, the water yield of the spray heads is basically constant, the hydraulic pressure at the spray heads is also basically constant, the spraying distance of the irrigation water sprayed from the spray heads is basically in a fixed circular range under the condition of constant water pressure, and in order to realize the improvement of the irrigation speed of the farmland, the mutual distances of the spray heads are required to be arranged densely so as to meet the requirement of the irrigation water at each position of the farmland.

If there is not intersection between two adjacent shower nozzles spun irrigation water, leave the space between the circular water curtain that two shower nozzles spun irrigation water enclose promptly, then the crops in this space can't obtain irrigation water immediately, and the irrigation water can only be obtained to the irrigation plant depending on the trickle of the irrigation water that falls on ground and the infiltration of earth, consequently the irrigation speed to some crops is untimely.

Disclosure of Invention

In order to overcome not enough among the prior art, the utility model provides a high-efficient irrigation system, it has the radial effect that changes the coverage of irrigation water, and the coverage of irrigation water is controllable for crops obtain the speed of irrigation water.

In order to realize the purpose, the utility model discloses a high-efficiency irrigation system, including pre-buried PVC pipe and the pump station of pre-buried PVC pipe fixed connection, threaded connection has the sprinkler head on the pre-buried PVC pipe, the sprinkler head includes the outer tube, be equipped with the holding tank in the outer tube, sliding connection has the inner tube in the holding tank, the inner tube is hollow to be set up, integrative being provided with the drain pipe that communicates with the holding tank on the outer tube, the bottom of inner tube is seted up first conduction groove, place the hook spring in the holding tank, the hook spring is respectively with the bottom fixed connection of holding tank and inner tube, the tip of drain pipe is equipped with first mesh, the tip of drain pipe is equipped with the end cover, the end cover sets up on the drain pipe relatively rotatably, the end cover is seted up the second mesh, fixed connection has the motor on the drain pipe, the pivot of motor meshes with the perispor, the motor is electrically connected with the PLC.

Furthermore, threaded connection has the installation piece in the outer tube, rotates on the installation piece and is connected with the rotation piece, and the tip and the rotation piece fixed connection of hook spring are provided with the second on the installation piece and lead on the groove, and the top welding of inner tube has a gangbar, and the setting of gangbar relative slip is on the outer tube.

Further, the inner wall of holding tank an organic whole is provided with the stopper, and the gangbar pierces through the stopper, and the tip of inner tube has seted up the annular, and the tip cover of inner tube is equipped with the seal cover, and an organic whole is provided with the ring strip on the seal cover, and the ring strip card has the steel wire on the seal cover in the seal groove.

Furthermore, the installation block is integrally provided with a pressing block which is pressed against the bottom side of the inner pipe.

Furthermore, a through hole is formed in the linkage rod, two mounting seats are arranged on the outer pipe, a screw rod is connected to the mounting seats in a threaded mode, and the screw rod is inserted into the through hole.

Has the advantages that: the motor drives the end cover and rotates, the crisscross area change between first mesh and the second mesh when the end cover rotates, thereby the exit area of drain pipe diminishes, the water pressure grow in the drain pipe, irrigation water can be bigger because the distance that pressure grow and spray after the shower nozzle blowout, thereby can be faster cover crops of large tracts of land, also can rotate the end cover again, make irrigation water spray range diminish, make irrigation water more concentrated, improve the small scale irrigation volume, irrigation range is controllable, the irrigation efficiency of crops is higher.

Drawings

The invention will be further described and illustrated with reference to the accompanying drawings.

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

FIG. 2 is an enlarged view at B in FIG. 1;

fig. 3 is an enlarged view of a in fig. 1.

Reference numerals: 1. a sprinkler head; 2. an outer tube; 3. accommodating grooves; 4. an inner tube; 5. a liquid outlet pipe; 6. a first conduction groove; 7. a hook spring; 8. a first mesh; 9. an end cap; 10. a second mesh; 11. a motor; 12. a pressure sensor; 13. Mounting blocks; 14. a rotating member; 15. a second conduction groove; 16. a linkage rod; 17. a limiting block; 19. a ring groove; 20. Sealing sleeves; 21. a ring strip; 22. a steel wire; 23. a pressing block; 24. a mounting seat; 25. a screw.

Detailed Description

The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.

Example (b): as shown in fig. 1, the high-efficiency irrigation system comprises a pre-buried PVC pipe and a pump station fixedly connected with the pre-buried PVC pipe, wherein the pump station supplies water to the pre-buried PVC pipe, the pre-buried PVC pipe is in threaded connection with a plurality of sprinkler heads 1, and the sprinkler heads 1 are located on the ground.

The sprinkler head 1 comprises an outer pipe 2, and threads connected with a pre-buried PVC pipe in a threaded mode are arranged on the surface of the outer side of the bottom of the outer pipe 2. Be equipped with holding tank 3 in the outer tube 2, have inner tube 4 along 3 sliding connection of holding tank, the hollow setting of inner tube 4, an organic whole is provided with drain pipe 5 with 3 intercommunications of holding tank on the outer tube 2. Irrigation water in the pre-buried PVC pipe is discharged through the second conduction groove 15, the accommodating groove 3, the inner pipe 4 and the liquid outlet pipe 5 in sequence and irrigates crops. First conduction groove 6 has been seted up to the bottom of inner tube 4 to and the side surface all is equipped with the hole about inner tube 4, and this hole is used for supplying irrigation water inside inner tube 4.

As shown in fig. 1 and 2, a first mesh 8 is disposed at an end of the liquid outlet pipe 5, an end cover 9 is disposed at an end of the liquid outlet pipe 5, a second mesh 10 is disposed on the end cover 9, the end cover 9 is rotatably disposed on the liquid outlet pipe 5, a motor 11 is fixedly connected to the liquid outlet pipe 5, and a gear is mounted on a rotating shaft of the motor 11 and engaged with a peripheral wall of the end cover 9. The motor 11 drives the end cover 9 to rotate, the staggered area between the first mesh 8 and the second mesh 10 is changed, and therefore the purpose of changing the outlet area of the liquid outlet pipe 5 is achieved. After the area of the pipe orifice of the liquid outlet pipe 5 is reduced, the pressure in the accommodating groove 3 is increased, the spraying distance of irrigation water sprayed out of the liquid outlet pipe 5 is increased, the irrigation area can be increased, large-area crops can be supplemented with water in time conveniently, and the irrigation speed of the crops is high; after the area of the pipe orifice of the liquid outlet pipe 5 is enlarged, the range of the irrigation water sprayed out of the liquid outlet pipe 5 is reduced, so that the local crops can be irrigated quickly, and the irrigation water is concentrated to facilitate the irrigation water to wet the land.

As shown in fig. 1, a pressure sensor 12 is fixedly connected to the sprinkler head 1, the pressure sensor 12 is electrically connected to a PLC controller, and the motor 11 is electrically connected to the PLC controller. Pressure sensor 12 can detect the pressure in holding tank 3, avoids the too big condition that causes outer tube 2 to burst apart of pressure.

The bottom of outer tube 2 is threaded with installation piece 13, is provided with second conduction groove 15 on installation piece 13, and second conduction groove 15 is arranged in being used for irrigation water to enter into inner tube 4, and inner tube 4 is installed from the bottom of outer tube 2, is equipped with a hook spring 7 between the upper surface of installation piece 13 and the lower surface of inner tube 4, and the surface of installation piece 13 is rotated and is connected with one and is rotated piece 14, and the both ends of hook spring 7 hook respectively on the lower surface of inner tube 4 and rotate piece 14. The upper surface of the inner tube 4 is integrally provided with a linkage rod 16, the linkage rod 16 extends out of the upper surface of the outer tube 2, and the linkage rod 16 and the outer tube slide relatively.

As shown in figure 1, when the inner tube 4 is installed, the upper end of the hook spring 7 and the lower end of the inner tube 4 are hooked together, the linkage rod 16 penetrates out of the upper end of the outer tube 2 and is grasped tightly, then the lower end of the hook spring 7 and the rotating piece 14 on the installation block 13 are hooked together, the linkage rod 16 is pulled upwards and the installation block 13 is pulled downwards, the hook spring 7 is lengthened, finally the installation block 13 is screwed into the inner wall of the outer tube 2, at the moment, the hook spring 7 is still in an extension state, after the linkage rod 16 is loosened, the elastic force of the hook spring 7 enables the inner tube 4 to move downwards, the linkage rod 16 moves downwards, holes in the side wall of the inner tube 4 and the pipe orifice of the liquid outlet tube 5 are staggered, and sundries cannot enter the inner tube 4 from the.

The end part of the linkage rod 16 is provided with a through hole penetrating through the linkage rod 16, a screw rod 25 is inserted in the through hole, the top of the outer tube 2 is provided with two mounting seats 24, and the screw rod 25 is in threaded connection with the mounting seats 24 and penetrates through the hole of the linkage rod 16. When the inner pipe 4 is installed, an installer can firstly fix the linkage rod 16 through the screw rod 25, so that the installer can conveniently pull the hook spring 7, and after the inner pipe 4 is installed, the screw rod 25 is pulled out of the hole of the linkage rod 16.

The installation block 13 is integrally provided with a pressing block 23, the pressing block 23 is tightly pressed on the lower surface of the inner tube 4 to limit the lower limit position of the inner tube 4, the accommodating groove 3 is also provided with a limiting block 17, and the limiting block 17 limits the upper limit position of the inner tube 4.

As shown in fig. 3, a ring groove 19 is formed in the upper end of the inner tube 4, a sealing sleeve 20 is sleeved outside the end of the inner tube 4, a ring strip 21 is integrally arranged on the sealing sleeve 20, the ring strip 21 is clamped in the sealing groove, a steel wire 22 is hooped on the sealing sleeve 20, and the ring strip 21 is fixed in the ring groove 19 by the steel wire 22. The sealing sleeve 20 abuts against the inner wall of the accommodating groove 3, and the sealing performance between the inner tube 4 and the inner wall of the accommodating groove 3 can be ensured.

In addition, as the sprinkler heads 1 are all positioned at the root of the crops, the liquid outlet pipe 5 is lower, so that soil entering the inner pipe 4 or insects entering the inner pipe 4 is easy to cause, and the circulation of irrigation water is influenced. In order to avoid the inner tube 4 from being blocked by the sundries, the holes on the peripheral wall of the inner tube 4 are always lower than the nozzle of the liquid outlet tube 5 under the action of the natural elasticity of the hook spring 7, and the outer surface of the inner tube 4 blocks the nozzle of the liquid outlet tube 5.

And (3) irrigation process:

irrigation water enters into holding tank 3 through second conduction groove 15, pressure is greater than the pressure in the 4 upper ends outsides of inner tube in the holding tank 3, along with irrigation water continues to enter into holding tank 3, the pressure in holding tank 3 lasts the grow, pressure in holding tank 3 is greater than the pressure in the 7 pulling forces of hook spring and the 4 upper ends outsides of inner tube and, irrigation water promotes inner tube 4 rebound, gangbar 16 is for outer tube rebound, the extension of hook spring 7, the upside and the stopper 17 of inner tube 4 are contradicted, the hole of the 4 lateral walls of inner tube just communicates with drain pipe 5, irrigation water sprays through drain pipe 5. The pressure of holding tank is greater than the pulling force of hook spring 7 and inner tube upper end pressure all the time and this moment.

The motor 11 changes the relative area between the first mesh 8 and the second mesh 10 to realize the change of the coverage area of the irrigation water.

After the pump station stops supplying water for in the holding tank 3, the pressure in the holding tank 3 reduces, and the pressure of holding tank 3 is less than pressure and is greater than the pressure sum in the pulling force of hook spring 7 and the 4 upper ends outsides of inner tube, and 7 pulling inner tubes 4 of hook spring descend and block up drain pipe 5, avoid debris to enter into in the inner tube 4.

The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.

Claims

1. High-efficient irrigation system, including pre-buried PVC pipe and with pre-buried PVC pipe fixed connection's pump station, its characterized in that, threaded connection has sprinkler (1) on the pre-buried PVC pipe, sprinkler (1) includes outer tube (2), be equipped with holding tank (3) in outer tube (2), sliding connection has inner tube (4) in holding tank (3), inner tube (4) are hollow to be set up, integrative being provided with drain pipe (5) with holding tank (3) intercommunication on outer tube (2), first conduction groove (6) have been seted up to the bottom of inner tube (4), hook spring (7) have been placed in holding tank (3), hook spring (7) respectively with the bottom fixed connection of holding tank (3) and inner tube (4), the tip of drain pipe (5) is equipped with first mesh (8), the tip of drain pipe (5) is equipped with end cover (9), end cover (9) set up on drain pipe (5) relatively rotatoryly, second mesh (10) have been seted up on end cover (9), fixedly connected with motor (11) on drain pipe (5), the pivot of motor (11) and the perisporium meshing of end cover (9), fixedly connected with pressure sensor (12) on sprinkler head (1), pressure sensor (12) electricity is connected with the PLC controller, motor (11) are connected with the PLC controller electricity.

2. The efficient irrigation system as claimed in claim 1, wherein a mounting block (13) is connected to the outer pipe (2) through a thread, a rotating member (14) is connected to the mounting block (13) in a rotating manner, the end of the hook spring (7) is fixedly connected with the rotating member (14), a second conduction groove (15) is formed in the mounting block (13), a linkage rod (16) is welded to the top of the inner pipe (4), and the linkage rod (16) is arranged on the outer pipe (2) in a relatively sliding manner.

3. The efficient irrigation system as claimed in claim 2, wherein a limiting block (17) is integrally arranged on the inner wall of the accommodating groove (3), the linkage rod (16) penetrates through the limiting block (17), a ring groove (19) is formed in the end portion of the inner tube (4), a sealing sleeve (20) is sleeved on the end portion of the inner tube (4), a ring strip (21) is integrally arranged on the sealing sleeve (20), the ring strip (21) is clamped in the sealing groove, and a steel wire (22) is hooped on the sealing sleeve (20).

4. The efficient irrigation system as claimed in claim 2, wherein the mounting block (13) is integrally provided with a pressing block (23), and the pressing block (23) abuts against the bottom side of the inner pipe (4).

5. The efficient irrigation system as claimed in claim 2, wherein the linkage rod (16) is perforated, the outer tube (2) is provided with two mounting seats (24), the mounting seats (24) are connected with a screw (25) in a threaded manner, and the screw (25) is inserted into the perforation.