CN222263891U - A kind of anti-clogging drip irrigation device for the Yellow River irrigation area - Google Patents

Abstract

The utility model belongs to the technical field of agricultural drip irrigation equipment, in particular to an anti-blocking drip irrigation device for a yellow-leading irrigation area, which aims at the problem that the anti-blocking treatment effect of the existing device on blocking caused by external sediment is not ideal, and the utility model provides the scheme that the device comprises a main water delivery pipe and a plurality of drip irrigation tubules, wherein a plurality of drip irrigation drippers are communicated on the pipe body of the drip irrigation tubules, a water storage flushing tank is communicated on one end pipe body of the main water delivery pipe, the utility model can realize drip irrigation water supply to crops planted in the yellow river diversion irrigation area, and can also convey part of yellow river water into the water storage flushing tank for storage through the main water supply pipe, after the drip irrigation is finished, the main water supply pipe can be flushed in a pipe through the water storage stored in the water storage flushing tank, so that sediment in the yellow river water can be prevented from being deposited in the pipe, and long-time use and blockage of the main water supply pipe can be avoided; the drip irrigation device has the double anti-blocking function, combines filtration and transportation, and greatly reduces the laying cost.

Description

Anti-blocking drip irrigation device for yellow-leading irrigation area

Technical Field

The utility model relates to a drip irrigation device, in particular to an anti-blocking drip irrigation device for a yellow-leading irrigation area, and belongs to the technical field of agricultural drip irrigation equipment.

Background

The yellow river water is introduced into the yellow river water irrigation area to irrigate crops, and when the crops are irrigated, in order to improve the utilization of water resources, a drip irrigation mode is often adopted to irrigate the crops, the drip irrigation device is mainly used for burying a drip pipe underground or erecting the drip pipe above soil, small holes are drilled in the places needing to irrigate for drip irrigation, the purpose of saving water and energy is achieved, the drip irrigation device is usually blocked by external sediment backflow or the plant roots stretch into the blocking caused by the small water holes, the service life of the drip irrigation pipe is influenced, the use is inconvenient, and yellow river water of the water resources used in the yellow river irrigation area contains more sediment, so that the blocking of the drip irrigation device is easier to cause during drip irrigation.

In the prior art, as disclosed by the publication No. CN215122847U, the anti-blocking drip irrigation system of the yellow river diversion irrigation area detects the sand content in the clean water tank water through the sand content detection module, if the sand content is higher than a preset value, the yellow river water is circulated to the first-level sedimentation tank through the pipeline I to be sedimentated and filtered again, when the sand content in the clean water tank is smaller than the preset value, the control system controls the yellow river water to be conveyed to the drip irrigation system so as to ensure that the drip irrigation system is not blocked, the prior art is also an anti-blocking optimization measure for drip irrigation equipment used in the yellow river diversion irrigation area, but the prior art only carries out the purification of the yellow river water from the source, the mode can lead to larger overall engineering quantity and can not be better popularized and used because of the construction of a special sedimentation tank and a filter tank, and can not carry out anti-blocking treatment on the blocking caused by external sediment only aiming at the filtration of an output water source, the agricultural energy-saving anti-blocking drip irrigation device disclosed by the publication No. CN207665696U can automatically close an electric heating plate when the temperature of water reaches a set value through a temperature controller, a stainless steel filter screen can filter impurities into a pipeline, a pipe cover is opened when a first pipeline is blocked, a switch is opened to enable a selective installation motor to work normally, a screw rod with a spiral plate on the surface is used for screwing out the blocked matters from the first pipeline, a water source is conveyed to a second pipeline through the first pipeline, water sources are conveyed to all areas of a farmland through liquid guide pipes on two sides of the second pipeline, large-area irrigation is carried out on the farmland through water outlet holes arranged on the surfaces of the liquid guide pipes, and the filter screen arranged at a water outlet of the second pipeline is used for preventing external sediment from flowing back to cause blocking of the drip irrigation pipe, but in practical use, because the drip irrigation holes are often tiny, the filter screen needs to be arranged, if the mesh diameter is great then can't play the effect that prevents outside silt and flow back and cause the jam of drip irrigation pipe, if the mesh that sets up is less, can directly set up the less drip irrigation hole completely can, promptly through setting up the filter screen can't realize comparatively ideal anti-clogging effect.

Disclosure of utility model

The utility model provides an anti-blocking drip irrigation device for a yellow drainage irrigation area, which aims to solve the technical problem that the anti-blocking treatment effect of the existing device on blocking caused by external sediment is not ideal.

The utility model realizes the purpose through the following technical scheme that the anti-blocking drip irrigation device for the yellow-leading irrigation area comprises a main water delivery pipe and drip irrigation tubules, wherein the drip irrigation tubules are provided with a plurality of drip irrigation tubules, the drip irrigation tubules are communicated with the pipe body of the main water delivery pipe, a plurality of drip irrigation drippers are communicated with the pipe body of the drip irrigation tubules, and one end pipe body of the main water delivery pipe is communicated with a water storage flushing tank;

the inside of the main water pipe is connected with a filter plate, a conical surface inner cavity is arranged in the drip irrigation emitter, and a conical surface plugging block is movably inserted in the conical surface inner cavity;

The water storage flushing tank is communicated with the main water supply pipe, a water storage pipe and a flushing pipe are arranged between the water storage flushing tank and the main water supply pipe, one end of the water storage pipe, which is inserted into the main water supply pipe, is positioned above the filter plate, and one end of the flushing pipe, which is inserted into the main water supply pipe, is positioned below the filter plate.

As a still further proposal of the utility model, one end of a main water feeding pipe is communicated with a water inlet pipe, the other end of the water inlet pipe is communicated with an external high-pressure conveying pump, the other end of the main water feeding pipe is communicated with a sewage discharging pipe, a water inlet ball valve is arranged on the pipe body of the water inlet pipe, and a sewage discharging gate valve is arranged on the pipe body of the sewage discharging pipe.

As a still further proposal of the utility model, the section of the sewage pipe is semicircular, and the connection positions of the water inlet pipe and the sewage pipe at the two ends of the main water supply pipe are all positioned below the installation position of the filter plate.

As a still further scheme of the utility model, a drip irrigation ball valve is arranged on one end pipe body of the drip irrigation tubule, which is close to the main water pipe, drip irrigation drippers are uniformly distributed on the pipe body of the drip irrigation tubule, and drip irrigation ends of the drip irrigation drippers are vertically downwards arranged.

As a still further scheme of the utility model, the drip irrigation emitter further comprises a hydraulic pushing component and an emitter shell, wherein the hydraulic pushing component is arranged in the conical surface inner cavity and connected with the upper end of the conical surface plugging block, the conical surface plugging block is tightly attached to the inner wall of the bottom end of the conical surface inner cavity, the bottom end of the emitter shell is provided with a drip irrigation hole, and the drip irrigation hole is communicated with the conical surface inner cavity.

As a still further scheme of the utility model, the hydraulic pushing component comprises a dripper inner shell, an inner shell piston, a push rod, an inner shell spring and a positioning connecting rod, wherein the dripper inner shell is fixedly connected in a conical surface inner cavity through the positioning connecting rod, the inner shell piston is movably clamped in the inner cavity of the dripper inner shell, the inner shell spring is also arranged in the inner cavity of the dripper inner shell and is tightly attached to the upper part of the inner shell piston, the push rod is connected between the inner shell piston and the conical surface plugging block, and the horizontal cross section area of the inner shell piston is larger than that of the conical surface plugging block.

As a still further proposal of the utility model, the bottom end of the conical surface plugging block is integrally connected with a plugging needle which is movably inserted into the drip irrigation hole.

As a still further proposal of the utility model, the upper ends of the water storage pipe and the flushing pipe are connected with a three-way ball valve, the other end of the three-way ball valve is connected with the tank bottom of the water storage flushing tank, and three pipeline interfaces of the three-way ball valve are respectively communicated with the water storage pipe, the flushing pipe and the water storage flushing tank.

As a still further proposal of the utility model, an in-tank piston and an in-tank spring are arranged in the water storage flushing tank, the in-tank piston is movably connected with the inner wall of the water storage flushing tank, and the in-tank spring is connected with the upper end of the in-tank piston.

The beneficial effects of the utility model are as follows:

1. According to the utility model, the main water supply pipe and the drip irrigation tubules are arranged, the drip irrigation tubules are communicated with the drip irrigation water droppers, one end of the main water supply pipe is communicated with the water storage flushing tank, so that the drip irrigation water supply of crops planted in the yellow river diversion irrigation area can be realized, part of yellow river water can be conveyed into the water storage flushing tank for storage through the main water supply pipe, after the drip irrigation is finished, the main water supply pipe can be flushed in the pipe through the water storage stored in the water storage flushing tank, and sediment in the yellow river water can be prevented from being deposited in the pipe, and further long-time use can be avoided, and the main water supply pipe is prevented from being blocked.

2. The filter plate is connected in the main water pipe, the conical surface inner cavity is formed in the drip irrigation water dropper, the conical surface blocking block is movably inserted in the conical surface inner cavity, yellow river water entering the main water pipe can be filtered through the filter plate, so that the drip irrigation water dropper is prevented from being blocked by sediment impurities in water when drip irrigation is carried out through the drip irrigation water dropper, the conical surface blocking block can also block the conical surface inner cavity, the drip irrigation water dropper is prevented from being blocked by external impurities, the drip irrigation device has a dual blocking prevention function, a special filter tank is not required to be built, the filtering and conveying are combined together, the paving cost of the irrigation device is greatly reduced, and the drip irrigation water dropper is convenient to popularize and use.

3. The water storage flushing tank and the main water delivery pipe are communicated, one end of the water storage pipe, which is inserted into the main water delivery pipe, is positioned above the filter plate, one end of the flushing pipe, which is inserted into the main water delivery pipe, is positioned below the filter plate, and can be used for carrying out water storage operation on filtered yellow river water through the water storage pipe in a water storage stage, and flushing the bottom end of the inner wall of the main water delivery pipe through the flushing pipe in a flushing stage so as to flush sediment deposited at the bottom end of the inner wall of the main water delivery pipe, thereby completing flushing in the main water delivery pipe.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the main water supply pipe and the water storage flushing tank;

FIG. 3 is a schematic cross-sectional view of a main water pipe according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the water storage flushing tank of the present utility model;

FIG. 5 is a schematic view of a drip irrigation tubule structure of the present utility model;

FIG. 6 is a schematic view of a cross-sectional structure of a drip emitter according to the present utility model in an unactuated state;

FIG. 7 is a schematic view of a cross-sectional structure of a drip irrigation emitter of the present utility model in a conducting state;

FIG. 8 is a schematic diagram of the connection structure of the inner shell piston and the conical surface plugging block.

In the figure, 1, a main water delivery pipe, 11, a water inlet pipe, 12, a blow-off pipe, 13, a water inlet ball valve, 14, a blow-off gate valve, 15, a filter plate, 2, a drip irrigation tubule, 21, a drip irrigation ball valve, 3, a drip irrigation head, 31, a drip head outer shell, 32, a conical surface inner cavity, 33, a drip head inner shell, 34, an inner shell piston, 35, a push rod, 36, a conical surface plugging block, 37, an inner shell spring, 38, a positioning connecting rod, 39, a drip irrigation hole, 310, a plugging needle, 4, a water storage flushing tank, 41, a water storage pipe, 42, a flushing pipe, 43, a three-way ball valve, 44, a tank inner piston, 45 and a tank spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1, fig. 2, fig. 4, fig. 6 and fig. 7, the anti-blocking drip irrigation device for the yellow river irrigation area comprises a main water supply pipe 1 and drip irrigation tubules 2, wherein the drip irrigation tubules 2 are provided with a plurality of drip irrigation tubules 2 which are communicated with the pipe body of the main water supply pipe 1, a plurality of drip irrigation water heads 3 are communicated with the pipe body of the drip irrigation tubules 2, one end pipe body of the main water supply pipe 1 is communicated with a water storage flushing tank 4, yellow river irrigation water resources can be respectively conveyed into the drip irrigation tubules 2 through the main water supply pipe 1 by paving the main water supply pipe 1 and the drip irrigation tubules 2 through the drip irrigation water heads 3, then the drip irrigation water supply of crops planted in the yellow river irrigation area can be realized, and part of yellow river water can be conveyed into the water storage flushing tank 4 through the main water supply pipe 1 for storage, after the drip irrigation is finished, the water storage tank 4 can be used for flushing the main water supply pipe 1 in the pipe, so that sediment contained in the yellow river water can be prevented from being deposited in the pipe, and the main water supply pipe can be prevented from being blocked for a long time;

The filter plate 15 is connected in the main water delivery pipe 1, the conical surface inner cavity 32 is formed in the drip irrigation dripper 3, the conical surface blocking block 36 is movably inserted in the conical surface inner cavity 32, yellow river water entering the main water delivery pipe 1 can be filtered through the filter plate 15 so as to prevent sediment impurities in the water from blocking the drip irrigation dripper 3 when drip irrigation is carried out through the drip irrigation dripper 3, the conical surface blocking block 36 also can block the conical surface inner cavity 32, and prevent the drip irrigation dripper 3 from being blocked by external impurities, so that the drip irrigation device has a double anti-blocking function, a special filter tank is not required to be constructed, the filtering and the conveying are combined together, the laying cost of the irrigation device is greatly reduced, and the drip irrigation device can be popularized and used conveniently;

The water storage flushing tank 4 is communicated with the main water conveying pipe 1, a water storage pipe 41 and a flushing pipe 42 are arranged between the water storage flushing tank 4 and the main water conveying pipe 1, one end of the water storage pipe 41, which is inserted into the main water conveying pipe 1, is located above the filter plate 15, one end of the flushing pipe 42, which is inserted into the main water conveying pipe 1, is located below the filter plate 15, filtered yellow river water can be subjected to water storage operation through the water storage pipe 41 during a water storage stage, and the bottom end of the inner wall of the main water conveying pipe 1 is flushed through the flushing pipe 42 during a flushing stage so as to flush sediment deposited at the bottom end of the inner wall of the main water conveying pipe, so that the flushing in the main water conveying pipe 1 is completed.

Example two

Improvement on the basis of the first embodiment:

As shown in fig. 1, fig. 2, fig. 3 and fig. 5, one end of the main water supply pipe 1 is communicated with the water inlet pipe 11, the other end of the water inlet pipe 11 is communicated with the external high-pressure delivery pump, the other end of the main water supply pipe 1 is communicated with the sewage discharge pipe 12, the pipe body of the water inlet pipe 11 is provided with the water inlet ball valve 13, the pipe body of the sewage discharge pipe 12 is provided with the sewage discharge gate valve 14, yellow river water for drip irrigation can be conveniently conveyed into the main water supply pipe 1 through the water inlet pipe 11, sewage with silt in the main water supply pipe 1 can be discharged through the sewage discharge pipe 12, and the provided water inlet ball valve 13 and the sewage discharge gate valve 14 can respectively control the opening and closing of the water inlet pipe 11 and the sewage discharge pipe 12, so that the drip irrigation device is convenient to operate and use.

Further, the cross section of the blow off pipe 12 is semicircle, and the connection position of the water inlet pipe 11 and the blow off pipe 12 at both ends of the main water supply pipe 1 is located below the installation position of the filter plate 15, so that when the yellow river water for drip irrigation is introduced into the main water supply pipe 1, the yellow river water can be introduced into the lower part of the filter plate 15, and the filter plate 15 can be ensured to filter the yellow river water, and meanwhile, when the main water supply pipe 1 is flushed, the flushing water with silt is ensured to flow out from the lower part of the filter plate 15.

Further, the drip irrigation ball valve 21 is installed on one end pipe body of the drip irrigation tubule 2 close to the main water pipe 1, the drip irrigation drippers 3 are uniformly distributed on the pipe body of the drip irrigation tubule 2, the drip irrigation ends of the drip irrigation drippers 3 are vertically downwards arranged, the opening and closing of each drip irrigation tubule 2 can be independently controlled by the drip irrigation ball valve 21, and when the drip irrigation tubule 2 is in a conducting state, the drip irrigation drippers 3 can uniformly drip irrigation crops planted in a yellow drainage irrigation area.

As shown in fig. 1, fig. 6, fig. 7 and fig. 8, the drip irrigation emitter 3 further comprises a hydraulic pushing component and an emitter shell 31, the hydraulic pushing component is arranged in the conical cavity 32, the hydraulic pushing component is connected to the upper end of the conical surface blocking piece 36, the conical surface blocking piece 36 is tightly attached to the inner wall of the bottom end of the conical cavity 32, the bottom end of the emitter shell 31 is provided with a drip irrigation hole 39, the drip irrigation hole 39 is communicated with the conical cavity 32, when drip irrigation water in the drip irrigation tubule 2 enters the conical cavity 32 of the drip irrigation emitter 3, the bottom end of the conical cavity 32 is blocked by the conical surface blocking piece 36, at this time, drip irrigation water cannot drip out, the hydraulic pushing component is enabled to jack the conical surface blocking piece 36 upwards under the action of water pressure along with the continuous entering of the drip irrigation water, and a gap is reserved between the conical surface blocking piece 36 and the inner wall of the conical cavity 32, so that drip irrigation operation can be realized through the gap, namely, the drip irrigation operation can be realized, and after drip irrigation is finished, the drip irrigation component can push the conical surface blocking piece 36 back to the initial position again, so that the bottom end of the conical cavity 32 can be prevented from entering the conical cavity 32, and further, the external sundries can be prevented from entering the conical cavity 32.

Further, the hydraulic pushing assembly comprises a dripper inner shell 33, an inner shell piston 34, a push rod 35, an inner shell spring 37 and a positioning connecting rod 38, the dripper inner shell 33 is fixedly connected in the conical surface inner cavity 32 through the positioning connecting rod 38, the inner shell piston 34 is movably clamped in the inner cavity of the dripper inner shell 33, the inner cavity of the dripper inner shell 33 is further provided with the inner shell spring 37, the inner shell spring 37 is tightly attached to the upper portion of the inner shell piston 34, the push rod 35 is connected between the inner shell piston 34 and the conical surface blocking block 36, the horizontal cross-sectional area of the inner shell piston 34 is larger than the horizontal cross-sectional area of the conical surface blocking block 36, when drip irrigation water enters the conical surface inner cavity 32, due to the fact that the water pressure is constant, the received force is different, the inner shell piston 34 can be pushed upwards under the action of the water pressure, the conical surface blocking block 36 and the inner wall of the bottom end of the conical surface inner cavity 32 are in a separated state, so that drip irrigation water can be conveniently dripped out, the inner shell piston 34 is pushed upwards, the inner shell spring 37 can be compressed and has elasticity, and therefore when drip irrigation is finished, the drip irrigation water is lost, the horizontal cross-sectional area of the inner shell piston 34 is pushed back into the conical surface blocking position under the initial action of the inner shell spring 37, and the conical surface blocking position is formed.

Further, the bottom end of the conical surface plugging block 36 is integrally connected with the plugging needle 310, and the plugging needle 310 is movably inserted into the drip irrigation hole 39, so that when the bottom end of the conical surface inner cavity 32 is plugged by the conical surface plugging block 36, the plugging needle 310 can be inserted into the drip irrigation hole 39, that is, external impurities can be prevented from entering the drip irrigation hole 39, and the anti-plugging effect of the drip irrigation emitter 3 can be further improved.

As shown in fig. 1, fig. 2 and fig. 4, the upper ends of the water storage pipe 41 and the flushing pipe 42 are connected with a three-way ball valve 43, the other end of the three-way ball valve 43 is connected with the tank bottom of the water storage flushing tank 4, three pipeline interfaces of the three-way ball valve 43 are respectively communicated with the water storage pipe 41, the flushing pipe 42 and the water storage flushing tank 4, the water storage pipe 41 and the water storage flushing tank 4 are in a communication state through the three-way ball valve 43, when the flushing pipe 42 and the water storage flushing tank 4 are in a closed state through the three-way ball valve 43, the accumulated drip irrigation water in the water storage flushing tank 4 can flow out from the flushing pipe 42, and further flushing can be realized on the inner wall of the bottom end of the main water conveying pipe 1, namely, deposited silt sundries can be taken away from the drain pipe 12, and the main water conveying pipe 1 can be cleaned, so that more silt is deposited in the main water conveying pipe 1 and the main water conveying pipe 1 is prevented from being blocked after long-time use.

Further, the in-tank piston 44 and the in-tank spring 45 are arranged in the water storage flushing tank 4, the in-tank piston 44 is movably connected with the inner wall of the water storage flushing tank 4, the in-tank spring 45 is connected to the upper end of the in-tank piston 44, so that when drip irrigation water is accumulated in the water storage flushing tank 4, the in-tank piston 44 can be pushed upwards, and then the in-tank spring 45 is compressed to deform, namely, accumulated water in the water storage flushing tank 4 has higher water pressure, and therefore, when the main water pipe 1 needs to be flushed through the flushing pipe 42, rapid flushing water flow can be formed to thoroughly flush the inner wall of the bottom end of the main water pipe 1.

The working principle is that yellow river irrigation water resources are respectively conveyed into the drip irrigation tubules 2 through the main water conveying pipe 1, then the yellow river water for irrigation is dripped at a constant speed through the drip irrigation drippers 3, when the drip irrigation water enters the conical surface inner cavity 32, the water pressure is fixed, so that the forces received by the inner shell piston 34 are different according to the difference of stressed areas, the inner shell piston 34 can be lifted upwards through the action of the water pressure, the conical surface blocking block 36 and the inner wall of the bottom end of the conical surface inner cavity 32 are in a separated state, so that the drip irrigation water can be conveniently dripped out, the inner shell piston 34 is lifted upwards to compress the inner shell spring 37 to have elasticity, therefore, the conical surface blocking block 36 can be pushed back to the initial position under the action of the elastic force of the inner shell spring 37 when the drip irrigation is finished, the bottom end of the conical surface inner cavity 32 is formed, and part of the yellow river water can be conveyed into the water storage flushing tank 4 through the main water conveying pipe 1 to be stored, after the drip irrigation is finished, the sediment in the main water conveying pipe 1 can be lifted upwards, the sediment flushing pipe 1 can be prevented from being carried out from the inner wall of the main water pipe 1, and the sediment can be prevented from being deposited in the main water pipe 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (9)

1. The anti-blocking drip irrigation device for the yellow drainage irrigation area comprises a main water delivery pipe (1) and drip irrigation tubules (2), and is characterized in that the drip irrigation tubules (2) are provided with a plurality of drip irrigation tubules (2) which are communicated with the pipe body of the main water delivery pipe (1), a plurality of drip irrigation drippers (3) are communicated with the pipe body of the drip irrigation tubules (2), and a water storage flushing tank (4) is communicated with one pipe body of the main water delivery pipe (1);

A filter plate (15) is connected in the main water delivery pipe (1), a conical surface inner cavity (32) is formed in the drip irrigation emitter (3), and a conical surface plugging block (36) is movably inserted in the conical surface inner cavity (32);

The water storage flushing tank is characterized in that a water storage pipe (41) and a flushing pipe (42) are communicated between the water storage flushing tank (4) and the main water conveying pipe (1), one end of the water storage pipe (41) inserted into the main water conveying pipe (1) is located above the filter plate (15), and one end of the flushing pipe (42) inserted into the main water conveying pipe (1) is located below the filter plate (15).

2. The anti-blocking drip irrigation device for the yellow drainage and irrigation area according to claim 1, wherein one end of the main water feeding pipe (1) is communicated with a water inlet pipe (11), the other end of the water inlet pipe (11) is communicated with an external high-pressure conveying pump, the other end of the main water feeding pipe (1) is communicated with a sewage discharging pipe (12), a water inlet ball valve (13) is arranged on a pipe body of the water inlet pipe (11), and a sewage discharging gate valve (14) is arranged on a pipe body of the sewage discharging pipe (12).

3. The anti-clogging drip irrigation device for the yellow drainage irrigation area according to claim 2, wherein the cross section of the drain pipe (12) is semicircular, and the connection positions of the water inlet pipe (11) and the drain pipe (12) at the two ends of the main water inlet pipe (1) are all positioned below the installation position of the filter plate (15).

4. The anti-blocking drip irrigation device for the yellow-guiding irrigation area according to claim 1, wherein a drip irrigation ball valve (21) is arranged on one end pipe body of the drip irrigation tubule (2) close to the main water delivery pipe (1), drip irrigation drippers (3) are uniformly distributed on the pipe body of the drip irrigation tubule (2), and drip irrigation ends of the drip irrigation drippers (3) are vertically downwards arranged.

5. The anti-clogging drip irrigation device for a yellow-guiding irrigation area according to claim 1, wherein the drip irrigation emitter (3) further comprises a hydraulic pushing component and an emitter shell (31), the hydraulic pushing component is arranged in the conical surface inner cavity (32), the hydraulic pushing component is connected to the upper end of the conical surface plugging block (36), the conical surface plugging block (36) is tightly attached to the inner wall of the bottom end of the conical surface inner cavity (32), a drip irrigation hole (39) is formed in the bottom end of the emitter shell (31), and the drip irrigation hole (39) is communicated with the conical surface inner cavity (32).

6. The anti-clogging drip irrigation device of a yellow drainage and irrigation area according to claim 5, wherein the hydraulic pushing assembly comprises a drip inner shell (33), an inner shell piston (34), a push rod (35), an inner shell spring (37) and a positioning connecting rod (38), the drip inner shell (33) is fixedly connected in a conical surface inner cavity (32) through the positioning connecting rod (38), the inner shell piston (34) is movably clamped in the inner cavity of the drip inner shell (33), the inner cavity of the drip inner shell (33) is further provided with the inner shell spring (37), the inner shell spring (37) is tightly attached to the upper portion of the inner shell piston (34), the push rod (35) is connected between the inner shell piston (34) and the conical surface blocking block (36), and the horizontal cross-section area of the inner shell piston (34) is larger than that of the conical surface blocking block (36).

7. The anti-clogging drip irrigation device for a yellow drainage and irrigation area as claimed in claim 6, wherein the bottom end of the conical surface plugging block (36) is integrally connected with a plugging needle (310), and the plugging needle (310) is movably inserted into the drip irrigation hole (39).

8. The anti-clogging drip irrigation device for a yellow drainage and irrigation area according to claim 1, wherein the upper ends of the water storage pipe (41) and the flushing pipe (42) are connected with a three-way ball valve (43), the other end of the three-way ball valve (43) is connected with the tank bottom of the water storage flushing tank (4), and three pipeline interfaces of the three-way ball valve (43) are respectively communicated with the water storage pipe (41), the flushing pipe (42) and the water storage flushing tank (4).

9. The anti-clogging drip irrigation device for a yellow drainage and irrigation area according to claim 8, wherein an in-tank piston (44) and an in-tank spring (45) are arranged in the water storage flushing tank (4), the in-tank piston (44) is movably connected with the inner wall of the water storage flushing tank (4), and the in-tank spring (45) is connected with the upper end of the in-tank piston (44).