Anti-seepage patch-embedded water-saving drip irrigation tape

Abstract

The utility model relates to the technical field of agricultural drip irrigation, and discloses an anti-leakage embedded patch type water-saving drip irrigation tape which comprises an inner layer pipe, a protection assembly is arranged on the outer side of the inner layer pipe, a pressure relief assembly is arranged on the top of the inner layer pipe and the top of the protection assembly, and sealing connection assemblies are fixedly installed at the two ends of the inner layer pipe. The protection assembly comprises an outer-layer pipe, the outer-layer pipe is fixedly connected with a first connecting piece and a second connecting piece of the sealing connection assembly through locking rings and locking holes at the two ends and fixing bolts, a double-layer puncture-resistant structure is formed, impact of external force and puncture of soil foreign matter are resisted, and a protruding block and a groove are inserted, positioned and sealed. The first connecting piece and the second connecting piece are mechanically locked with the locking holes of the locking ring through the fixing bolts and are reinforced through the positioning threaded hole bolts, when the water pressure of an irrigation system rises abnormally, the air bag expands to absorb pressure, the pressure release valve is automatically opened to release pressure, the air bag retracts after the pressure is stable, and the system pressure balance is maintained. And pipe body fracture or joint leakage is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural drip irrigation technical field especially relates to a kind of anti-seepage type inner inlaying patch type water-saving drip irrigation belt. BACKGROUND

[0002] Under the current situation of water resources increasingly tense, agricultural irrigation as water user, the popularization and development of water-saving irrigation technology is crucial, inner inlaying patch type water-saving drip irrigation belt, with its water precision delivery to crop root, reduce water evaporation and loss and other advantages, become the commonly used equipment in the field of agricultural water-saving irrigation, widely used in greenhouse, field economic crops planting and other scenes.

[0003] The conventional inner inlaying patch type drip irrigation belt is currently designed as a single-layer pipe body, which is prone to pipe body rupture due to puncture by sharp foreign matter in the soil or collision during field farming operation during long-term use, resulting in irrigation water leakage, and the internal pressure of the drip irrigation belt fluctuates greatly during use, which easily leads to the risk of pipe body rupture and leakage. Therefore, we propose an anti-seepage type inner inlaying patch type water-saving drip irrigation belt. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an anti-seepage type inner inlaying patch type water-saving drip irrigation belt to solve the problem that the conventional inner inlaying patch type drip irrigation belt is designed as a single-layer pipe body, which is prone to pipe body rupture due to puncture by sharp foreign matter in the soil or collision during field farming operation during long-term use, resulting in irrigation water leakage, and the internal pressure of the drip irrigation belt fluctuates greatly during use, which easily leads to the risk of pipe body rupture and leakage.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an anti-seepage type inner inlaying patch type water-saving drip irrigation belt, comprising an inner layer pipe, a protective assembly is arranged on the outer side of the inner layer pipe, a pressure relief assembly is arranged on the top of the inner layer pipe and the protective assembly, a sealing connection assembly is fixedly installed at both ends of the inner layer pipe, the protective assembly comprises an outer layer pipe, a locking ring is fixedly installed on the circumferential surface of both ends of the outer layer pipe, a plurality of locking holes are arranged on the surface of the two sets of locking rings at equal intervals, the sealing connection assembly comprises a first connecting piece and a second connecting piece fixedly installed on the circumferential surface of both ends of the inner layer pipe, a groove is arranged on the surface of the first connecting piece, a protrusion is fixedly installed on the surface of the second connecting piece, and the pressure relief assembly comprises a plurality of air bags fixedly installed on the top of the inner layer pipe and the outer layer pipe at equal intervals.

[0006] As a preferred scheme, holes adapted to the locking holes are arranged on the surface of the first connecting piece and the second connecting piece, and the outer layer pipe is fixedly installed on the circumferential surface of the inner layer pipe, and the first connecting piece and the second connecting piece are threadedly connected with the two sets of locking rings through a plurality of fixed bolts.

[0007] As a preferred scheme, the top of each of the plurality of groups of the air bags is fixedly provided with a pressure relief pipe, and the pressure relief pipe is provided with a pressure relief valve.

[0008] As a preferred scheme, the protrusion is matched with the groove, and the protrusion is inserted into the groove, and a plurality of positioning thread holes are arranged in a circumferential array on the surfaces of the first connecting piece and the second connecting piece.

[0009] As a preferred scheme, the inner layer pipe is provided with a filtering assembly at the left end inside the inner layer pipe, the filtering assembly comprises a plurality of positioning grooves arranged on the inner wall of the left end of the inner layer pipe, a plurality of positioning sliding blocks are slidably connected in the positioning grooves, and a filtering round net plate is fixedly arranged between the positioning sliding blocks.

[0010] As a preferred scheme, the inner layer pipe is provided with a plurality of patch type dripper assemblies fixedly arranged at the bottom end inside the inner layer pipe, the patch type dripper assembly comprises an inlaid patch fixedly arranged on the inner wall of the bottom end of the inner layer pipe, a notch is arranged at one end of the inlaid patch, a fine filter screen is fixedly arranged in the notch, a labyrinth flow channel is arranged at the other end of the inlaid patch, and a dripper is threadedly connected to the bottom of the notch.

[0011] The technical effects and advantages of the utility model are as follows:

[0012] 1. By setting the protection assembly, the sealing connection assembly and the pressure relief assembly, the outer layer pipe is fixedly connected with the first connecting piece and the second connecting piece of the sealing connection assembly through the two end locking rings and the locking holes and the fixing bolts, a double-layer anti-puncture structure is formed, external force impact and soil foreign matter puncture are resisted, the protrusion and the groove are inserted and positioned and sealed, the first connecting piece and the second connecting piece are mechanically locked through the locking holes of the locking ring and the fixing bolts, and the positioning thread holes are used for bolt reinforcement, when the water pressure of the irrigation system abnormally rises, the air bag expands to absorb the pressure, the pressure relief valve is automatically opened for pressure relief, the air bag is retracted after the pressure is stabilized, the system pressure balance is maintained, the drip irrigation belt pressure adaptability is improved, and pipe body rupture or connection leakage is prevented.

[0013] 2. By setting the filtering assembly and the patch type dripper assembly, the filtering assembly is slidably connected with the positioning sliding block through the positioning groove, the filtering round net plate is convenient to disassemble and assemble, preliminary filtration of irrigation water is realized, large impurities are intercepted to prevent blockage, the fine filter screen of the patch type dripper assembly performs secondary filtration on water flow, small impurities are intercepted, and the labyrinth flow channel forms turbulent flow energy dissipation, so that the water pressure is reduced and the dripper water outlet is stabilized, and uniform and effective irrigation is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is a protection assembly and pressure relief assembly structure schematic view of the utility model;

[0016] Figure 3 It is the sealed connection assembly structure schematic view of the utility model;

[0017] Figure 4 It is the inner layer pipe internal structure schematic view of the utility model;

[0018] Figure 5 It is the filter assembly structure schematic view of the utility model;

[0019] Figure 6 It is the patch type dripper assembly structure schematic view of the utility model.

[0020] In the drawing: 1, inner layer pipe; 2, protection assembly; 3, filter assembly; 4, sealed connection assembly; 5, pressure relief assembly; 6, patch type dripper assembly; 201, outer layer pipe; 202, locking ring; 203, locking hole; 301, positioning groove; 302, positioning sliding block; 303, filter round net plate; 401, first connecting piece; 402, second connecting piece; 403, protruding block; 404, recess; 405, positioning screw hole; 501, air bag; 502, pressure relief pipe; 503, pressure relief valve; 601, inner embedded patch; 602, notch; 603, fine filter screen; 604, labyrinth flow channel. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model.

[0022] Please refer to the drawings of the embodiments in the utility model Figure 1 - the drawings of the embodiments in the utility model Figure 3The utility model provides an anti -leakage type inner inlaying patch formula water -saving drip irrigation belt, including inner layer pipe 1, the outside of inner layer pipe 1 is equipped with protection assembly 2, and the top of inner layer pipe 1 and protection assembly 2 is equipped with pressure relief assembly 5, and the both ends of inner layer pipe 1 are fixedly installed with sealed connection assembly 4, protection assembly 2 includes outer layer pipe 201, and the both ends circumferential surface of outer layer pipe 201 are fixedly installed with locking ring 202, and the surface of two sets of locking ring 202 is equipped with a plurality of locking holes 203 that are distributed at equal intervals, and sealed connection assembly 4 includes first connecting piece 401 and second connecting piece 402 that are fixedly installed on the circumferential surface of the both ends of inner layer pipe 1, the surface of first connecting piece 401 is equipped with recess 404, and the surface of second connecting piece 402 is fixedly installed with lug 403, and pressure relief assembly 5 includes a plurality of air bags 501 that are fixedly installed on the top of inner layer pipe 1 and outer layer pipe 201 and are distributed at equal intervals, the surface of first connecting piece 401 and second connecting piece 402 is equipped with the hole that is adapted with locking hole 203, and outer layer pipe 201 is fixedly installed on the circumferential surface of inner layer pipe 1, first connecting piece 401 and second connecting piece 402 are connected in screw thread with two sets of locking ring 202 respectively through a plurality of fixed bolts, and the top of a plurality of air bags 501 is fixedly installed with pressure relief pipe 502, and a plurality of pressure relief pipes 502 are installed with pressure relief valve 503, lug 403 is adapted with recess 404, and lug 403 is inserted in the inside of recess 404, and the surface of first connecting piece 401 and second connecting piece 402 is equipped with a plurality of positioning screw holes 405 that are distributed in circumferential array.

[0023] Locking ring 202 and sealed connection assembly 4 are quickly disassembled through bolt, and the drip irrigation belt can be flexibly adjusted or replaced according to planting layout, the modular design of air bag 501 and pressure relief valve 503 can be independently overhauled and replaced, reduce maintenance cost, improve the practicability and reliability of irrigation system, inner layer pipe 1 is directly contacted with irrigation water, selects the linear low density polyethylene material of abrasion resistance, corrosion resistance, has good flexibility and anti -aging performance, outer layer pipe 201 is arranged on the outside of inner layer pipe 1, adopts the high density polyethylene composite material of short glass fiber, and is closely combined with inner layer pipe 1, strengthens the strength and puncture resistance of drip irrigation belt as a whole, effectively prevents the pipe body rupture leakage caused by external force.

[0024] Specifically, the outer tube 201 cooperates with the locking ring 202 and the locking hole 203 at both ends, is fixed through the fixing bolts and the first connecting piece 401 and the second connecting piece 402 of the sealing connection assembly 4, forms a double-layer anti-puncture structure, effectively resists external force impact and soil foreign matter puncture, reduces the risk of pipe body rupture and leakage, the protruding block 403 and the recess 404 are inserted and matched to realize preliminary positioning and sealing, the first connecting piece 401 and the second connecting piece 402 are connected with the locking hole 203 of the locking ring 202 through the fixing bolts, mechanical locking and sealing are formed, and the positioning screw hole 405 can be further reinforced through the bolts, the multiple sealing design ensures that the drip irrigation belt connection is tight and gapless, water leakage after the inner tube 1 is connected is avoided, when the water pressure of the irrigation system abnormally rises, the air bag 501 expands to absorb the pressure, the pressure relief valve 503 on the pressure relief pipe 502 automatically opens to release the excessive pressure, pipe body rupture or connection leakage caused by sudden increase of water pressure is prevented, and the air bag 501 retracts after the pressure is stabilized, normal operation of the system is maintained, and the pressure adaptability of the drip irrigation belt is improved.

[0025] Please refer to the attached Figure 1 and the attached Figure 4 - attached Figure 6 The left end of the inner tube 1 is provided with a filter assembly 3, the filter assembly 3 comprises a plurality of positioning grooves 301 formed in the inner wall of the left end of the inner tube 1, a plurality of positioning grooves 301 are slidably connected with positioning sliding blocks 302, and a plurality of positioning sliding blocks 302 are fixedly installed with a filter round net plate 303. A plurality of patch type dripper assemblies 6 are fixedly installed at the bottom end of the inner tube 1, the patch type dripper assembly 6 comprises an inner embedded patch 601 fixedly installed on the inner wall of the bottom end of the inner tube 1, one end of the inner embedded patch 601 is provided with a notch 602, a fine filter screen 603 is fixedly installed in the notch 602, the other end of the inner embedded patch 601 is provided with a labyrinth flow channel 604, and the bottom of the notch 602 is threadedly connected with a dripper.

[0026] The dripper and the bottom of the notch 602 are threadedly connected, so that the dripper can be replaced alone when the dripper is damaged or blocked, and the entire drip irrigation belt does not need to be replaced. The filter assembly 3 and the patch type dripper assembly 6 cooperate with each other to strictly control the water quality from the beginning of water entering the drip irrigation belt, and then accurately and stably drip water, effectively avoiding the problem of drip irrigation belt blockage, improving the uniformity and stability of irrigation, providing good water supply conditions for crop growth, and thus improving the yield and quality of crops.

[0027] Specific, positioning groove 301 and the sliding connection design of positioning slider 302, convenient filter round net plate 303 installation and disassembly, filter round net plate 303 can be preliminary filtration to the irrigation water into the drip irrigation belt, intercept the larger impurities in water, avoid impurities into the drip irrigation belt inside cause blockage, inlaying type patch 601 one end slot 602 at the fine filter screen 603, can further filter the water after preliminary filtration, intercept smaller impurities, prevent it into the dripper cause blockage, the design of labyrinth flow channel 604, water flow in it when forming turbulent flow, consume water flow energy, reduce water pressure, so that the dripper can evenly, stably drip water, ensure the uniformity and effectiveness of irrigation.

[0028] The utility model discloses a kind of anti-leakage type inlaying patch type water-saving drip irrigation belts, irrigation water enters from inner tube 1 left end, first, the filter round net plate 303 of filter assembly 3 is preliminarily filtered larger impurities, the filter round net plate 303 is slidably installed by positioning groove 301 and positioning slider 302, then, the fine filter screen 603 of patch type dripper assembly 6 is further intercepted small impurities, subsequently, enter labyrinth flow channel 604, pass through turbulent flow energy consumption to reduce water pressure, finally, evenly drip by dripper, outer tube 201 is fixed by locking hole 203 of two end locking annular ring 202 and the first connecting piece 401, second connecting piece 402 of sealing connection assembly 4 with fixed bolt, form double-layer structure, while boss 403 and recess 404 are inserted and positioned, positioning screw hole 405 is bolted, pipe body is stably connected and multiple sealing leakproof is realized, when system water pressure is unusually elevated, outer tube 201 and the airbag 501 of inner tube 1 top expand to absorb pressure, pressure relief valve 503 is automatically opened to release pressure, airbag 501 is retracted after pressure is stable, maintain system pressure balance, prevent pipe body rupture or connection place leakage, ensure that drip irrigation belt is stably operated in puncture resistance, sealing and pressure adaptation, thus, entire flow is finished.

[0029] Finally, it should be noted that: the above-mentioned only for preferred embodiment of the utility model and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A leak-proof, internally inserted patch type water-saving drip irrigation tape comprising an inner tube (1), characterized in that: The outer side of the inner tube (1) is provided with a protection assembly (2), and the top of the inner tube (1) and the protection assembly (2) is provided with a pressure relief assembly (5), both ends of the inner tube (1) are fixedly installed with a sealing connection assembly (4), the protection assembly (2) comprises an outer tube (201), the circumferential surface of both ends of the outer tube (201) is fixedly provided with a locking ring (202), the surface of the two locking rings (202) is provided with a plurality of locking holes (203) which are distributed at equal intervals, the sealing connection assembly (4) comprises a first connecting piece (401) and a second connecting piece (402) which are fixedly installed on the circumferential surface of both ends of the inner tube (1), the surface of the first connecting piece (401) is provided with a groove (404), the surface of the second connecting piece (402) is fixedly installed with a protrusion (403), and the pressure relief assembly (5) comprises a plurality of air bags (501) which are fixedly installed on the top of the inner tube (1) and the outer tube (201) and are distributed at equal intervals.

2. The anti-leakage type inner-inserted patch type water-saving drip irrigation tape according to claim 1, characterized in that: The surface of the first connecting piece (401) and the second connecting piece (402) is provided with a hole which is matched with the locking hole (203), and the outer tube (201) is fixedly installed on the circumferential surface of the inner tube (1), and the first connecting piece (401) and the second connecting piece (402) are threadedly connected with the two locking rings (202) through a plurality of fixed bolts.

3. The anti-seepage type inner-inserted patch type water-saving drip irrigation tape according to claim 1, characterized in that: The top of the plurality of air bags (501) is fixedly installed with a pressure relief pipe (502), and the pressure relief pipe (502) is installed with a pressure relief valve (503).

4. The anti-seepage type inner-inserted patch type water-saving drip irrigation tape according to claim 1, characterized in that: The protrusion (403) is matched with the groove (404), and the protrusion (403) is inserted into the inside of the groove (404), and the surface of the first connecting piece (401) and the second connecting piece (402) is provided with a plurality of positioning threaded holes (405) which are distributed in a circumferential array.

5. The anti-seepage type inner-inserted patch type water-saving drip irrigation tape according to claim 1, characterized in that: The inside of the left end of the inner tube (1) is provided with a filtering assembly (3), the filtering assembly (3) comprises a plurality of positioning grooves (301) which are formed in the inner wall of the left end of the inner tube (1), the inside of the plurality of positioning grooves (301) is slidably connected with a positioning sliding block (302), and a filtering circular net plate (303) is fixedly installed between the plurality of positioning sliding blocks (302).

6. The anti-seepage type inner-inserted patch type water-saving drip irrigation tape according to claim 1, characterized in that: A plurality of patch type dripper assemblies (6) are fixedly installed at the inside bottom end of the inner tube (1), the patch type dripper assembly (6) comprises an inner embedded patch (601) which is fixedly installed on the inner wall of the bottom end of the inner tube (1), one end of the inner embedded patch (601) is provided with a notch (602), the inside of the notch (602) is fixedly installed with a fine filter screen (603), the other end of the inner embedded patch (601) is provided with a labyrinth flow channel (604), and the bottom of the notch (602) is threadedly connected with a dripper.

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