CN114522466A

CN114522466A - Micro-irrigation filter for agricultural irrigation

Info

Publication number: CN114522466A
Application number: CN202210369692.1A
Authority: CN
Inventors: 范文省; 齐冬华; 尚雪华; 孙宇; 耿银贵; 刘沛; 员梦梦; 张国勇
Original assignee: Xinye Cotton Seed Farm
Current assignee: Xinye Cotton Seed Farm
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-05-24
Anticipated expiration: 2042-04-08
Also published as: CN114522466B

Abstract

The invention discloses a micro-irrigation filter for agricultural irrigation, which comprises an equipment shell, wherein a fixed frame is arranged in the center of the inner side wall of the equipment shell, a rotating frame is rotatably connected with the inner side wall of the fixed frame, locking mechanisms are symmetrically arranged on two sides of the top of the rotating frame, a filter cylinder body is arranged in the center of the rotating frame, and fixed rings are respectively arranged at the top, the bottom and the center of the filter cylinder body. The filter cylinder is quickly mounted and dismounted, and is convenient to overhaul and maintain.

Description

Micro-irrigation filter for agricultural irrigation

Technical Field

The invention relates to the technical field of agricultural irrigation, in particular to a micro-irrigation filter for agricultural irrigation.

Background

Agricultural irrigation, mainly refer to the irrigation operation carried on to the agricultural cultivation area, the classification of agricultural irrigation is more, the micro-irrigation is one of them too, the micro-irrigation is according to the crop demand, through the pipe-line system and irrigator installed on last stage pipeline, deliver water and nutrient that crop growth need directly to the soil near the root of crop with minor flowrate, evenly, accurately, in the system of the micro-irrigation, the filter is a necessary part therein;

at present, the micro-irrigation filter on the market is mostly single-layer filter screen filtration, the filter effect is relatively poor, irrigation water after filtration still contains more impurity, can cause the jam in irrigation hole even among the irrigation process, the practicality of equipment has been reduced, the micro-irrigation filter of the small part on the market now has the recoil water system, the self-cleaning of filter screen has been realized, however, it is difficult to thoroughly clear away the impurity on the filter screen to singly adopt the recoil water, still can cause the condition of jam to appear in the long-term past, still need artifical the washing, and the filter screen of current micro-irrigation filter adopts screw fixed mounting mostly, the installation is dismantled and is wasted time and energy, the degree of difficulty of maintenance has been increased, and current filter screen is fixed still in the micro-irrigation filter, it is inhomogeneous to cause the filtration, the unilateral circumstances of jam of filter screen, greatly reduced the filter effect of equipment.

Disclosure of Invention

The invention aims to provide a micro-irrigation filter for agricultural irrigation, which aims to solve the problems of poor filtering effect, poor cleaning effect and non-uniform filtering of a filter screen in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a slight irrigation filter that agricultural irrigation used, includes the equipment shell, the mount is installed at equipment shell inside wall center, and the mount inside wall rotates and is connected with the swivel mount, locking mechanism is installed to swivel mount top bilateral symmetry, and the swivel mount center installs the filter cylinder body, filter the cylinder body top, solid fixed ring is installed respectively at bottom and center, and solid fixed ring top center difference fixedly connected with resilient means, coarse strainer, well filter screen and thin filter screen are installed in proper order to three solid fixed ring top both sides, the upper cover is installed at equipment shell top, and upper cover internally mounted has centrifugal rotary mechanism.

Preferably, the center fixedly connected with shunt tubes in equipment shell bottom, and shunt tubes and the inside intercommunication of equipment shell, the back flush pipe is installed to shunt tubes one side bottom, and the first valve of back flush pipe top one side fixedly connected with, the raceway is installed to back flush pipe one end, and raceway one end fixedly connected with pulse water pump, pulse water pump output end and raceway one end welding, the sparge water inlet pipe is installed to pulse water pump input end.

Preferably, the drain pipe is installed to shunt tubes other side bottom, and drain pipe top one side fixedly connected with second valve, and mounting flange is installed to drain pipe one end.

Preferably, the irrigation inlet pipe is installed at equipment shell one side top, and irrigates inlet tube top one side fixedly connected with fourth valve, and the blow off pipe is installed at equipment shell opposite side top, and installs the third valve on blow off pipe top one side, and mounting flange is all installed to the one end of blow off pipe and irrigation inlet pipe.

Preferably, centrifugal rotary mechanism includes servo motor, initiative bevel gear, driven bevel gear, the fixed block, connecting rod and straight-tooth gear, servo motor is installed at the inside bottom surface center of upper cover, and servo motor output fixedly connected with initiative bevel gear, the outer peripheral meshing of initiative bevel gear has driven bevel gear, and driven bevel gear center fixedly connected with connecting rod, upper portion activity runs through upper cover bottom one side in the connecting rod, and upper portion has cup jointed the fixed block in the connecting rod, the fixed block rotates with the connecting rod to be connected, the fixed block is installed in the inside bottom surface one side of upper cover, and connecting rod bottom fixedly connected with straight-tooth gear, the outer peripheral meshing of straight-tooth gear has annular rack, and annular rack fixed mounting is peripheral at the swivel mount top.

Preferably, locking mechanism includes inserting groove, handle, straight spring, mounting groove and joint round pin, and the inserting groove has been seted up to swivel mount top bilateral symmetry, and two inserting groove one side tops all move about to run through there is the joint round pin, and straight spring is installed to joint round pin one end, and straight spring one end fixed mounting in the inside one side of mounting groove, joint round pin top one side fixedly connected with handle, and the activity of handle top runs through the swivel mount top.

Preferably, rebound mechanism includes spacing hole, hinge and rotary spring, the equal fixedly connected with hinge in three solid fixed ring top center, coarse strainer, well filter screen and thin filter screen are installed to three hinge both ends symmetry respectively, spacing hole has all been seted up to the hinge both sides, install rotary spring in the hinge, and the rotary spring both ends are stretched out from spacing hole respectively, rotary spring both ends bottom laminate with coarse strainer, well filter screen and thin filter screen top one side respectively, and coarse strainer, well filter screen and thin filter screen bottom laminate with the step groove of solid fixed ring top one side respectively.

Preferably, the reinforcing ribs are symmetrically arranged on two sides of the filtering cylinder body, and the top of one side of each of the two reinforcing ribs is provided with a clamping groove.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention adds a rebound mechanism on the basis of the original backwashing system, utilizes the water power of the pulse water pump to drive the filter screen to turn upwards, when the pulse water pump stops, a rotary spring in the rebound mechanism drives the filter screen to rebound and knock on the fixed ring, utilizes the rebound vibration of the backwashing and the filter screen, improves the cleaning effect of the filter screen, and effectively cleans and removes the impurities blocked on the filter screen;

2. according to the invention, through the installation of the centrifugal rotating mechanism, the automatic rotation of the coarse filter screen, the middle filter screen and the fine filter screen in the filtering process is realized, the uniform filtering is facilitated, the condition that the filter screen is excessively blocked at one side is avoided, and the filtering effect is improved;

3. according to the invention, through the arrangement of the locking mechanism, the rapid installation and disassembly of the filtering cylinder are realized, a large number of screws are not required to be screwed, the working efficiency is improved, the maintenance is convenient, and the practicability of the equipment is improved.

Drawings

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a perspective view of the upper cover of the present invention;

FIG. 3 is a perspective view of the filter cartridge of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 3 according to the present invention;

FIG. 5 is a top view of the overall structure of the present invention with the upper cover and filter cartridge removed;

FIG. 6 is an enlarged view of area B of FIG. 5 according to the present invention;

FIG. 7 is an elevational view of the overall construction of the present invention;

FIG. 8 is a front cross-sectional view of the overall construction of the present invention;

FIG. 9 is an enlarged view of area C of FIG. 8 in accordance with the present invention;

FIG. 10 is an enlarged view of area D of FIG. 8 in accordance with the present invention;

FIG. 11 is a side cross-sectional view of the overall construction of the present invention;

FIG. 12 is an enlarged view of area E of FIG. 11 in accordance with the present invention;

in the figure: 1. an equipment housing; 2. a flushing water inlet pipe; 3. a pulsed water pump; 4. a water delivery pipe; 5. a first valve; 6. a backwash pipe; 7. a shunt tube; 8. a drain pipe; 9. a second valve; 10. installing a flange; 11. a blow-off pipe; 12. a third valve; 13. an upper cover; 14. a fourth valve; 15. an irrigation water inlet pipe; 16. a filter cylinder; 17. a centrifugal rotating mechanism; 18. coarse filtration; 19. a rebound mechanism; 20. a fixing ring; 21. a clamping groove; 22. reinforcing ribs; 23. a rotating frame; 24. a locking mechanism; 25. an annular rack; 26. a fixed mount; 27. a middle filter screen; 28. a fine filter screen; 1701. a servo motor; 1702. a drive bevel gear; 1703. a driven bevel gear; 1704. a fixed block; 1705. a connecting rod; 1706. a spur gear; 2401. inserting grooves; 2402. a handle; 2403. a straight spring; 2404. mounting grooves; 2405. a latch pin; 1901. a limiting hole; 1902. a hinge; 1903. a return spring.

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 embodiments of the present invention, 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. 1-12, an embodiment of the present invention is shown: a micro-irrigation filter for agricultural irrigation comprises an equipment shell 1, wherein a fixed frame 26 is installed in the center of the inner side wall of the equipment shell 1, a rotating frame 23 is connected to the inner side wall of the fixed frame 26 in a rotating mode, locking mechanisms 24 are symmetrically installed on two sides of the top of the rotating frame 23, each locking mechanism 24 comprises an insertion groove 2401, a handle 2402, a straight spring 2403, an installation groove 2404 and a clamping pin 2405, the insertion grooves 2401 are symmetrically formed in the two sides of the top of the rotating frame 23, the clamping pin 2405 penetrates through the top of one side of each of the two insertion grooves 2401 in a movable mode, the straight spring 2403 is installed at one end of each clamping pin 2405, one end of each straight spring 2403 is fixedly installed on one side inside the installation groove 2404, the handle 2402 is fixedly connected to one side of the top of the clamping pin 2405, the tops of the handles 2402 movably penetrate through the top of the rotating frame 23, reinforcing ribs 22 are symmetrically installed on two sides of a filtering barrel 16, the clamping grooves 21 are formed in the top of one side of each of the two reinforcing ribs 22, and the clamping pin 2405 are favorable for realizing the quick installation and disassembly of the filtering barrel 16 through the clamping of the clamping grooves 21, the center of the rotating frame 23 is provided with the filtering cylinder 16, the top, the bottom and the center of the filtering cylinder 16 are respectively provided with a fixing ring 20, the top centers of the fixing rings 20 are respectively and fixedly connected with a rebounding mechanism 19, the rebounding mechanism 19 comprises a limiting hole 1901, a hinge 1902 and a revolving spring 1903, the top centers of the three fixing rings 20 are respectively and fixedly connected with the hinge 1902, two ends of the three hinge 1902 are respectively and symmetrically provided with a coarse filter screen 18, a middle filter screen 27 and a fine filter screen 28, two sides of the hinge 1902 are respectively provided with the limiting hole 1901, the revolving spring 1903 is provided with the revolving spring 1903, two ends of the revolving spring 1903 respectively extend out of the limiting hole 1901, bottoms of two ends of the revolving spring 1903 are respectively attached to one side of the tops of the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28, and bottoms of the middle filter screen 27 and the fine filter screen 28 are respectively attached to one side of the top of the fixing ring 20, thereby being beneficial to realizing the coarse filter screen 18, the fine filter screen 28 through the rebounding mechanism 19, The automatic rebound vibration of the middle filter screen 27 and the fine filter screen 28, the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28 are sequentially installed on two sides of the tops of the three fixing rings 20, the upper cover 13 is installed on the top of the equipment shell 1, the centrifugal rotating mechanism 17 is installed inside the upper cover 13, the centrifugal rotating mechanism 17 comprises a servo motor 1701, a driving bevel gear 1702, a driven bevel gear 1703, a fixing block 1704, a connecting rod 1705 and a straight gear 1706, the servo motor 1701 is installed at the center of the bottom surface inside the upper cover 13, the output end of the servo motor 1701 is fixedly connected with the driving bevel gear 1702, the driven bevel gear 1703 is meshed with the outer circumference of the driving bevel gear 1702, the connecting rod 1705 is fixedly connected with the center of the driven bevel gear 1703, the middle upper part of the connecting rod 1705 movably penetrates through one side of the bottom of the upper cover 13, the fixing block 1704 is sleeved on the middle upper part of the connecting rod 1705, the fixing block 1704 is rotatably connected with the connecting rod 1705, the fixing block 1704 is installed on one side of the bottom surface inside the upper cover 13, a straight gear 1706 is fixedly connected to the bottom of the connecting rod 1705, an annular rack 25 is meshed with the outer circumference of the straight gear 1706, the annular rack 25 is fixedly installed on the periphery of the top of the rotating frame 23, automatic rotation of the rotating frame 23 is facilitated through the centrifugal rotating mechanism 17, a shunt pipe 7 is fixedly connected to the center of the bottom of the equipment shell 1, the shunt pipe 7 is communicated with the inside of the equipment shell 1, a back-flushing pipe 6 is installed at the bottom of one side of the shunt pipe 7, a first valve 5 is fixedly connected to one side of the top of the back-flushing pipe 6, a water delivery pipe 4 is installed at one end of the back-flushing pipe 6, a pulse water pump 3 is fixedly connected to one end of the water delivery pipe 4, the output end of the pulse water pump 3 is welded to one end of the water delivery pipe 4, a flushing water inlet pipe 2 is installed at the input end of the pulse water pump 3, pulse back-flushing is facilitated through the pulse water pump 3, a drain pipe 8 is installed at the bottom of the other side of the shunt pipe 7, and a second valve 9 is fixedly connected to one side of the top of the drain pipe 8, mounting flange 10 is installed to 8 one ends of drain pipe, be favorable to carrying out the drainage irrigation through drain pipe 8, irrigation inlet tube 15 is installed at 1 one side top of equipment shell, and irrigate inlet tube 15 top one side fixedly connected with fourth valve 14, blow off pipe 11 is installed at 1 opposite side top of equipment shell, and third valve 12 is installed to 11 top one sides of blow off pipe, mounting flange 10 is all installed to the one end of blow off pipe 11 and irrigation inlet tube 15, be favorable to intaking.

The working principle is as follows: in the use process of the invention, firstly, the equipment is installed on the appointed position of the micro-irrigation system by using the installation flange 10, when irrigation is needed, the fourth valve 14 is opened, irrigation water enters the inside of the equipment shell 1 through the irrigation water inlet pipe 15, at the moment, the servo motor 1701 is opened, the output end of the servo motor 1701 starts to rotate, the driving bevel gear 1702 is immediately driven to rotate, the driven bevel gear 1703 is then driven to rotate, the connecting rod 1705 is then driven to rotate, the straight gear 1706 is then driven to rotate, the annular rack 25 is then driven to rotate, the rotating frame 23 is then driven to rotate, the reinforcing rib 22 is driven to rotate, the filtering barrel 16 is immediately driven to rotate, then the coarse filtering net 18, the middle filtering net 27 and the fine filtering net 28 are driven to rotate, the condition of uneven filtering caused by single-side filtering of the coarse filtering net 18, the middle filtering net 27 and the fine filtering net 28 is avoided, and the condition of single-side blockage is avoided, at the moment, irrigation water is subjected to graded filtration by the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28, the filtration effect is improved, after filtration is finished, the second valve 9 is opened, the filtered irrigation water enters the drain pipe 8 through the shunt pipe 7 and then is discharged from the drain pipe 8 for irrigation, after irrigation is finished, when equipment needs to be backflushed and cleaned, the second valve 9 and the fourth valve 14 are closed, the first valve 5 and the third valve 12 are opened, the pulse water pump 3 conveys water in the flushing water inlet pipe 2 to the equipment shell 1 in an intermittent pulse mode, backflushing is carried out on the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28, a flushing clock pulse drives the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28 to turn upwards along the hinge 1902, and then drives the rotary spring 1903 to rotate upwards, when the pulse water stops intermittently, under the restoring force of the rotary spring 1903, the coarse filter 18, the middle filter screen 27 and the fine filter screen 28 are driven to reversely rotate and rebound, the filter screen 18, the middle filter screen 27 and the fine filter screen 28 are driven to rapidly collide with the fixing ring 20, along with the intermittent flushing of the pulse water, the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28 are continuously rebounded and vibrated, and the flushing of the backwashing water is matched, compared with the traditional pure backwashing, the impurities on the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28 are effectively removed, the cleaning efficiency and the cleaning effect are improved, the flushed sewage is discharged through the sewage discharge pipe 11, the pulse water pump 3, the first valve 5 and the third valve 12 are closed after the cleaning is finished, when the equipment needs to be overhauled, the upper cover 13 is opened, the handles 2402 are pulled to two sides, the clamping pins 2405 are driven to do centrifugal motion, the clamping pins 2405 are immediately loosened from the clamping grooves 21 on the reinforcing ribs 22, meanwhile, the straight springs 2403 are compressed, the filtering barrel 16 is pulled out along the clamping grooves 2401, and the rapid disassembly of the filtering barrel 16 is immediately completed, after the coarse filter screen 18, the middle filter screen 27 and the fine filter screen 28 on the filtering cylinder 16 are maintained and replaced, the reinforcing ribs 22 on two sides of the filtering cylinder 16 are inserted into the insertion grooves 2401 until the clamping pins 2405 are clamped with the clamping grooves 21, the rapid installation of the filtering cylinder 16 is completed, the rapid installation and disassembly of the filtering cylinder 16 are facilitated, the practicability of equipment is improved, and the maintenance is facilitated.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A micro-irrigation filter for agricultural irrigation, comprising an equipment casing (1), characterized in that: fixed frame (26) are installed at equipment shell (1) inside wall center, and fixed frame (26) inside wall rotates and is connected with swivel mount (23), locking mechanism (24) are installed to swivel mount (23) top bilateral symmetry, and swivel mount (23) center is installed and is filtered barrel (16), filter barrel (16) top, solid fixed ring (20) are installed respectively to bottom and center, and solid fixed ring (20) top center fixedly connected with resilience mechanism (19) respectively, coarse strainer (18) are installed in proper order to three solid fixed ring (20) top both sides, well filter screen (27) and fine filter screen (28), upper cover (13) are installed at equipment shell (1) top, and upper cover (13) internally mounted has centrifugal rotary mechanism (17).

2. A micro-irrigation filter for agricultural irrigation as claimed in claim 1, wherein: equipment shell (1) bottom center fixedly connected with shunt tubes (7), and shunt tubes (7) and the inside intercommunication of equipment shell (1), backwash pipe (6) are installed to shunt tubes (7) one side bottom, and backwash pipe (6) top one side fixedly connected with first valve (5), raceway (4) are installed to backwash pipe (6) one end, and raceway (4) one end fixedly connected with pulse water pump (3), pulse water pump (3) output and raceway (4) one end welding, wash water inlet tube (2) are installed to pulse water pump (3) input.

3. A micro-irrigation filter for agricultural irrigation according to claim 2, characterised in that: drain pipe (8) are installed to shunt tubes (7) opposite side bottom, and drain pipe (8) top one side fixedly connected with second valve (9), and mounting flange (10) are installed to drain pipe (8) one end.

4. A micro-irrigation filter for agricultural irrigation as claimed in claim 1, wherein: the irrigation water inlet pipe (15) is installed at one side top of the equipment shell (1), a fourth valve (14) is fixedly connected to one side of the top of the irrigation water inlet pipe (15), a drain pipe (11) is installed at the top of the other side of the equipment shell (1), a third valve (12) is installed at one side of the top of the drain pipe (11), and the mounting flange (10) is installed at one end of the drain pipe (11) and one end of the irrigation water inlet pipe (15).

5. A micro-irrigation filter for agricultural irrigation as claimed in claim 1, wherein: the centrifugal rotating mechanism (17) comprises a servo motor (1701), a driving bevel gear (1702), a driven bevel gear (1703), a fixing block (1704), a connecting rod (1705) and a straight gear (1706), wherein the servo motor (1701) is installed at the center of the inner bottom surface of the upper cover (13), the output end of the servo motor (1701) is fixedly connected with the driving bevel gear (1702), the driven bevel gear (1703) is meshed with the outer circumference of the driving bevel gear (1702), the connecting rod (1705) is fixedly connected with the center of the driven bevel gear (1703), the middle upper part of the connecting rod (1705) movably penetrates through one side of the bottom of the upper cover (13), the fixing block (1704) is sleeved at the middle upper part of the connecting rod (1705), the fixing block (1704) is rotatably connected with the connecting rod (1705), the fixing block (1704) is installed at one side of the inner bottom surface of the upper cover (13), the straight gear (1706) is fixedly connected at the bottom of the connecting rod (1705), the outer circumference of the straight gear (1706) is meshed with an annular rack (25), and the annular rack (25) is fixedly arranged on the periphery of the top of the rotating frame (23).

6. A micro-irrigation filter for agricultural irrigation as claimed in claim 1, wherein: locking mechanism (24) are including inserting groove (2401), handle (2402), straight spring (2403), mounting groove (2404) and joint round pin (2405), inserting groove (2401) have been seted up to swivel mount (23) top bilateral symmetry, and two inserting groove (2401) one side tops all move about to run through joint round pin (2405), straight spring (2403) are installed to joint round pin (2405) one end, and straight spring (2403) one end fixed mounting is in mounting groove (2404) inside one side, joint round pin (2405) top one side fixedly connected with handle (2402), and handle (2402) top activity runs through swivel mount (23) top.

7. A micro-irrigation filter for agricultural irrigation as claimed in claim 1, wherein: rebound mechanism (19) are including spacing hole (1901), hinge (1902) and gyration spring (1903), three fixed ring (20) top center equal fixedly connected with hinge (1902), coarse strainer (18) are installed to three hinge (1902) both ends symmetry respectively, well filter screen (27) and thin filter screen (28), spacing hole (1901) have all been seted up to hinge (1902) both sides, install gyration spring (1903) in hinge (1902), and gyration spring (1903) both ends are stretched out from spacing hole (1901) respectively, gyration spring (1903) both ends bottom respectively with coarse strainer (18), well filter screen (27) and thin filter screen (28) top one side laminating, and coarse strainer (18), well filter screen (27) and thin filter screen (28) bottom respectively with the step groove laminating of fixed ring (20) top one side.

8. A micro-irrigation filter for agricultural irrigation as claimed in claim 1, wherein: reinforcing ribs (22) are symmetrically installed on two sides of the filtering cylinder body (16), and clamping grooves (21) are formed in the tops of one sides of the two reinforcing ribs (22).