Anti-blocking irrigation nozzle

Abstract

The utility model relates to the technical field of irrigation sprayers, and discloses an anti-blocking irrigation sprayer, which solves the problem that the filtering effect is influenced as impurities are easily adsorbed on a filter screen under the impact of water flow at present, and comprises a bent pipe, a nozzle is arranged at the bottom end of the bent pipe, and a sealing ring is fixedly arranged at the top of the nozzle. The sealing ring is attached to the bottom end of the bent pipe, a fixing mechanism is arranged between the nozzle and the bent pipe, a filtering mechanism is arranged in the bent pipe, and the end, away from the nozzle, of the bent pipe is fixedly connected with a square pipe; according to the device, through cooperation of the blades, the driving shaft and the conveying belt, water flow impacts the blades to drive the driving shaft to rotate, the rotating shaft is made to rotate, the two scraping rods are made to rotate on the surface of the conical filter screen, then impurities adsorbed on the surface of the conical filter screen can be cleaned, and the impurities fall into the annular frame to be collected; therefore, the conical filter screen is prevented from being blocked and the filtering effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of irrigation nozzles, and specifically relates to an anti-clogging irrigation nozzle. Background Technique

[0002] An irrigation nozzle, also known as a sprinkler, is an important part of a sprinkler irrigation system. Its main function is to spray pressurized concentrated water flow into the air, disperse it into fine water droplets, and evenly distribute them over the irrigation area, thereby achieving effective irrigation.

[0003] In the prior art, by optimizing the internal structure of the nozzle, generally a filter screen is added to effectively intercept impurities and reduce the risk of clogging. However, the impurities in the water flow are easily adsorbed on the filter screen under the impact of the water flow, thereby affecting the filtering effect of the filter screen. Content of the Utility Model

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an anti-clogging irrigation nozzle, which effectively solves the problem that impurities are easily adsorbed on the filter screen under the impact of the water flow and affect the filtering effect at present.

[0005] To achieve the above object, the utility model provides the following technical solution: an anti-clogging irrigation nozzle, including a bent pipe, the bottom end of the bent pipe is provided with a spray nozzle, a sealing ring is fixedly installed on the top of the spray nozzle, the sealing ring is attached to the bottom end of the bent pipe, a fixing mechanism is arranged between the spray nozzle and the bent pipe, a filtering mechanism is arranged inside the bent pipe, one end of the bent pipe far away from the spray nozzle is fixedly connected with a square pipe, and one end of the square pipe far away from the bent pipe is fixedly connected with a connecting pipe;

[0006] The filtering mechanism includes an annular frame located inside the bent pipe, a conical filter screen is fixedly installed on the top of the annular frame, a plurality of connecting rods are fixedly connected at equal angles between the bottom of the annular frame and the inside of the spray nozzle, the top of the conical filter screen is rotatably connected with a support shaft, a square groove is arranged at the top of the support shaft, an L-shaped frame is fixedly installed on the top of the square pipe, a rotating shaft is rotatably connected to the inner top wall of the L-shaped frame, the bottom end of the rotating shaft is attached to the top end of the support shaft, a square block located in the square groove is fixedly installed at the bottom end of the rotating shaft, two connecting columns are symmetrically and fixedly connected to the bottom end of the rotating shaft, and scraping rods are fixedly connected to the bottom ends of the two connecting columns, and both scraping rods are attached to the conical filter screen.

[0007] Preferably, a driving shaft is rotatably connected to the inner top wall of the L-shaped frame, the bottom end of the driving shaft is rotatably connected to the inner bottom wall of the square pipe, a plurality of blades are fixedly connected at equal angles to the outer side of the driving shaft and are all located inside the square pipe, transmission wheels are arranged on the outer sides of the driving shaft and the rotating shaft, and a conveyor belt is connected between the two transmission wheels in a transmission manner.

[0008] Preferably, a second sealing bearing is arranged on the outer side of the bent pipe, the second sealing bearing is sleeved on the outer side of the rotating shaft, and a first sealing bearing is arranged on the top of the square pipe, and the first sealing bearing is sleeved on the outer side of the driving shaft.

[0009] Preferably, the fixing mechanism includes an outer frame fixed to the outer side of the elbow pipe. Two top frames are symmetrically and fixedly connected to the top of the outer frame. Two L-shaped plates are symmetrically and fixedly installed on the outer side of the nozzle. Both L-shaped plates penetrate through the outer frame, and the two top frames are respectively sleeved on the outer sides of the two L-shaped plates.

[0010] Preferably, a U-shaped round rod is fixedly connected between the two top frames. A sliding plate is movably sleeved on the outer side of the U-shaped round rod. Two inserting rods are symmetrically and fixedly connected to the side of the sliding plate close to the elbow pipe. Insertion holes are provided on the sides of the two L-shaped plates close to the sliding plate. The two inserting rods are respectively inserted into the two insertion holes.

[0011] Preferably, a screw rod is rotatably connected to the outer side of the outer frame. A turntable is fixedly installed at one end of the screw rod away from the outer frame. A nut sleeve is threadedly sleeved on the outer side of the screw rod. The sliding plate is fixed to the top of the nut sleeve. A sleeve block is fixedly sleeved in the middle of the outer side of the U-shaped round rod. The screw rod penetrates through the sleeve block and is rotatably connected to the sleeve block.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] (1) In the present utility model, through the cooperation among the blades, the driving shaft and the conveyor belt, the water flow impacts the blades to drive the driving shaft to rotate, and then the rotating shaft rotates, and the two scraping rods rotate on the surface of the conical filter screen, so as to clean the impurities adsorbed on the surface of the conical filter screen, and the impurities fall into the annular frame for collection, thereby avoiding the blockage of the conical filter screen and improving the filtering effect;

[0014] (2) In this new type, through the cooperation among the screw rod, the nut sleeve, the sliding plate and the U-shaped round rod, it is convenient for the two inserting rods to move. When the two inserting rods are respectively inserted into the two insertion holes, the nozzle can be fixed at the bottom end of the elbow pipe, and then the conical filter screen can be fixed inside the elbow pipe for impurity filtration. When the two inserting rods are respectively removed from the two insertion holes, the nozzle can be disassembled from the bottom end of the elbow pipe, so as to facilitate the treatment of the impurities in the annular frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. They are used together with the embodiments of the present utility model to explain the present utility model, and do not constitute a limitation to the present utility model.

[0016] In the drawings:

[0017] Figure 1 is a schematic structural diagram of the anti-blocking irrigation nozzle of the present utility model;

[0018] Figure 2 is a schematic sectional view of the elbow pipe and the square pipe of the present utility model;

[0019] Figure 3 Schematic structural diagram of the filtering mechanism of the present utility model;

[0020] Figure 4 Schematic disassembled structural diagram of the rotating shaft and the conical filter screen of the present utility model;

[0021] Figure 5 Schematic structural diagram of the fixing mechanism of the present utility model.

[0022] In the figure: 1, elbow; 2, filtering mechanism; 201, annular frame; 202, rotating shaft; 203, driving shaft; 204, blade; 205, sealing bearing I; 206, transmission wheel; 207, L-shaped frame; 208, conveyor belt; 209, sealing bearing II; 2010, conical filter screen; 2011, connecting rod; 2012, connecting column; 2013, square groove; 2014, support shaft; 2015, square block; 2016, scraping rod; 3, fixing mechanism; 301, outer frame; 302, top frame; 303, L-shaped plate; 304, U-shaped round rod; 305, screw sleeve; 306, screw; 307, turntable; 308, sleeve block; 309, inserting rod; 3010, sliding plate; 4, square pipe; 5, nozzle; 6, connecting pipe; 7, sealing ring. Specific embodiments

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments; based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Embodiment 1, given by Figure 1-2 The present utility model includes an elbow 1. A nozzle 5 is provided at the bottom end of the elbow 1. A sealing ring 7 is fixedly installed at the top of the nozzle 5. The sealing ring 7 is in contact with the bottom end of the elbow 1. By providing the sealing ring 7 between the elbow 1 and the nozzle 5, the sealing performance between the elbow 1 and the nozzle 5 is ensured. A fixing mechanism 3 is provided between the nozzle 5 and the elbow 1. A filtering mechanism 2 is provided inside the elbow 1. One end of the elbow 1 away from the nozzle 5 is fixedly connected to a square pipe 4, and one end of the square pipe 4 away from the elbow 1 is fixedly connected to a connecting pipe 6.

[0025] Specifically, given by Figure 3-4Given that, the filtering mechanism 2 includes an annular frame 201 located inside the elbow pipe 1. A conical filter screen 2010 is fixedly installed at the top of the annular frame 201. A plurality of connecting rods 2011 are fixedly connected at equal angles between the bottom of the annular frame 201 and the inside of the nozzle 5. The top of the conical filter screen 2010 is rotatably connected to a support shaft 2014. A square groove 2013 is provided at the top of the support shaft 2014. An L-shaped frame 207 is fixedly installed at the top of the square pipe 4. A rotating shaft 202 is rotatably connected to the inner top wall of the L-shaped frame 207. The bottom end of the rotating shaft 202 is in contact with the top end of the support shaft 2014. A square block 2015 located inside the square groove 2013 is fixedly installed at the bottom end of the rotating shaft 202. Two connecting columns 2012 are symmetrically and fixedly connected to the bottom end of the rotating shaft 202. Scraper rods 2016 are fixedly connected to the bottom ends of the two connecting columns 2012. Both scraper rods 2016 are in contact with the conical filter screen 2010. A driving shaft 203 is rotatably connected to the inner top wall of the L-shaped frame 207. The bottom end of the driving shaft 203 is rotatably connected to the inner bottom wall of the square pipe 4. A plurality of blades 204 are fixedly connected at equal angles to the outer side of the driving shaft 203, and all of them are located inside the square pipe 4. Transmission wheels 206 are provided on the outer sides of both the driving shaft 203 and the rotating shaft 202. A conveyor belt 208 is connected in transmission between the two transmission wheels 206. A second sealing bearing 209 is provided on the outer side of the elbow pipe 1, and the second sealing bearing 209 is sleeved on the outer side of the rotating shaft 202. A first sealing bearing 205 is provided at the top of the square pipe 4, and the first sealing bearing 205 is sleeved on the outer side of the driving shaft 203. Under the action of the first sealing bearing 205 and the second sealing bearing 209, leakage of the entire device is avoided;

[0026] In the working state, first, water is introduced into the connecting pipe 6, passes through the square pipe 4 and the elbow pipe 1, and is sprayed out from the nozzle 5. At the same time, the conical filter screen 2010 filters impurities in the water. The blades 204 rotate under the impact of the water flow, driving the driving shaft 203 to rotate. The conveyor belt 208 drives the rotating shaft 202 to rotate, and the two scraper rods 2016 are respectively driven by the two connecting columns 2012 to rotate to clean the surface of the conical filter screen 2010, removing impurities adsorbed on the surface of the conical filter screen 2010, so that the impurities fall into the annular frame 201. Finally, blockage of the conical filter screen 2010 is avoided, improving the filtering effect.

[0027] Specifically, by Figure 5Given that the fixing mechanism 3 includes an outer frame 301 fixed to the outer side of the elbow pipe 1. Two top frames 302 are symmetrically and fixedly connected to the top of the outer frame 301. Two L-shaped plates 303 are symmetrically and fixedly installed on the outer side of the nozzle 5. Both of the two L-shaped plates 303 penetrate through the outer frame 301, and the two top frames 302 are respectively sleeved on the outer sides of the two L-shaped plates 303. A U-shaped round rod 304 is fixedly connected between the two top frames 302. A sliding plate 3010 is movably sleeved on the outer side of the U-shaped round rod 304. Two inserting rods 309 are symmetrically and fixedly connected to the side of the sliding plate 3010 close to the elbow pipe 1. Insertion holes are provided on the sides of the two L-shaped plates 303 close to the sliding plate 3010. The two inserting rods 309 are respectively inserted into the two insertion holes. A screw rod 306 is rotatably connected to the outer side of the outer frame 301. A turntable 307 is fixedly installed at one end of the screw rod 306 away from the outer frame 301. A screw sleeve 305 is threadedly sleeved on the outer side of the screw rod 306. The sliding plate 3010 is fixed to the top of the screw sleeve 305. A sleeve block 308 is fixedly sleeved in the middle of the outer side of the U-shaped round rod 304. The screw rod 306 penetrates through the sleeve block 308 and is rotatably connected to the sleeve block 308;

[0028] In the use state, first place the annular frame 201 and the conical filter screen 2010 inside the elbow pipe 1, and make both of the two L-shaped plates 303 penetrate through the outer frame 301. At this time, the two top frames 302 are respectively sleeved on the outer sides of the two L-shaped plates 303. Then, sleeved the support shaft 2014 on the outer side of the square block 2015 through the square groove 2013 until the support shaft 2014 fits with the rotating shaft 202. At the same time, both of the two scraping rods 2016 are in contact with the conical filter screen 2010, and the sealing ring 7 is in contact with the bottom end of the elbow pipe 1. Then, rotate the turntable 307 counterclockwise to drive the screw rod 306 to rotate, drive the sliding plate 3010 to slide along the U-shaped round rod 304 through the screw sleeve 305 until the two inserting rods 309 are respectively inserted into the two insertion holes, fix the nozzle 5 at the bottom end of the elbow pipe 1, complete the fixing of the conical filter screen 2010 for impurity filtration. When there is too much impurity in the annular frame 201, then rotate the turntable 307 clockwise to make the two inserting rods 309 respectively move out of the two insertion holes, release the nozzle 5 from the inside of the elbow pipe 1, take out the annular frame 201 and the conical filter screen 2010 from the inside of the elbow pipe 1, and finally realize the treatment of impurities.

Claims

1. An anti-clogging irrigation sprinkler, comprising a curved pipe (1), characterized in that: The bottom end of the curved pipe (1) is provided with a nozzle (5), the top of the nozzle (5) is fixedly provided with a sealing ring (7), the sealing ring (7) is fitted with the bottom end of the curved pipe (1), a fixing mechanism (3) is provided between the nozzle (5) and the curved pipe (1), a filtering mechanism (2) is provided inside the curved pipe (1), one end of the curved pipe (1) away from the nozzle (5) is fixedly connected to a square pipe (4), and one end of the square pipe (4) away from the curved pipe (1) is fixedly connected to a connecting pipe (6); The filtering mechanism (2) comprises an annular frame (201) located in the curved pipe (1); a conical filter screen (2010) is fixedly mounted on the top of the annular frame (201); a plurality of connecting rods (2011) are fixedly connected at equal angles between the bottom of the annular frame (201) and the inside of the nozzle (5); a support shaft (2014) is rotatably connected to the top of the conical filter screen (2010); a square groove (2013) is provided on the top of the support shaft (2014); an L-shaped frame (207) is fixedly mounted on the top of the square pipe (4); A rotating shaft (202) is rotatably connected to the inner top wall of the frame (207), the bottom end of the rotating shaft (202) is fitted with the top end of the support shaft (2014), a block (2015) located in the square groove (2013) is fixedly installed at the bottom end of the rotating shaft (202), two connecting columns (2012) are symmetrically fixedly connected to the bottom end of the rotating shaft (202), the bottom ends of the two connecting columns (2012) are fixedly connected with scraper rods (2016), and the two scraper rods (2016) are fitted with the conical filter (2010).

2. The anti-clogging irrigation nozzle according to claim 1, characterized in that: A driving shaft (203) is rotatably connected to the inner top wall of the L-shaped frame (207); the bottom end of the driving shaft (203) is rotatably connected to the inner bottom wall of the square tube (4); a plurality of blades (204) located in the square tube (4) are fixedly connected at equal angles to the outer side of the driving shaft (203); transmission wheels (206) are provided on the outer sides of the driving shaft (203) and the rotating shaft (202); and a conveyor belt (208) is transmission-connected between the two transmission wheels (206).

3. The anti-clogging irrigation sprinkler according to claim 1, characterized in that: The outer side of the curved tube (1) is provided with a sealing bearing 2 (209), which is sleeved on the outer side of the rotating shaft (202); the top of the square tube (4) is provided with a sealing bearing 1 (205), which is sleeved on the outer side of the driving shaft (203).

4. The anti-clogging irrigation sprinkler according to claim 1, characterized in that: The fixing mechanism (3) comprises an outer frame (301) fixed to the outside of the curved pipe (1); two top frames (302) are symmetrically fixedly connected to the top of the outer frame (301); two L-shaped plates (303) are symmetrically fixedly installed on the outside of the nozzle (5); the two L-shaped plates (303) both penetrate the outer frame (301), and the two top frames (302) are respectively sleeved on the outside of the two L-shaped plates (303).

5. The anti-clogging irrigation nozzle according to claim 4, characterized in that: A U-shaped round rod (304) is fixedly connected between the two top frames (302), a slide plate (3010) is movably sleeved on the outer side of the U-shaped round rod (304), two plug rods (309) are symmetrically fixedly connected to one side of the slide plate (3010) close to the curved pipe (1), and plug holes are provided on one side of the two L-shaped plates (303) close to the slide plate (3010), and the two plug rods (309) are respectively inserted into the two plug holes.

6. The anti-clogging irrigation sprinkler according to claim 4, characterized in that: The outer side of the outer frame (301) is rotatably connected with a screw rod (306), one end of the screw rod (306) away from the outer frame (301) is fixedly mounted with a turntable (307), the outer side of the screw rod (306) is threadedly sleeved with a screw sleeve (305), the slide plate (3010) is fixed to the top of the screw sleeve (305), the middle part of the outer side of the U-shaped round rod (304) is fixedly sleeved with a sleeve block (308), and the screw rod (306) passes through the sleeve block (308) and is rotatably connected to the sleeve block (308).

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