257 results about "Drip tape" patented technology

The utility model discloses a differentiated zoned irrigation and fertilization system for seed corn, which relates to the technical field of agricultural drip irrigation and fertilization equipment and comprises a plurality of drip irrigation tape units, male parent irrigation branch pipes and female parent irrigation branch pipes. The drip irrigation tape unit comprises single male parent drip irrigation tapes, single female parent drip irrigation tapes and double female parent drip irrigation tapes, and the ratio of the number of the single male parent drip irrigation tapes to the number of the single female parent drip irrigation tapes to the number of the double female parent drip irrigation tapes is 1: 1: 3; the single male parent drip irrigation tape is connected with the male parent irrigation branch pipe, and the single female parent drip irrigation tape and the double female parent drip irrigation tape are connected with the female parent irrigation branch pipe; the male parent irrigation branch pipe and the female parent irrigation branch pipe are connected with an original farmland irrigation pipe network through a shunt valve, and a master control valve is arranged between the shunt valve and the original farmland irrigation pipe network; the water inlet ends of the male parent irrigation branch pipe and the female parent irrigation branch pipe are respectively provided with a control valve. The device can meet the water and fertilizer requirements of male parents and female parents respectively, the emergence rate and uniformity of the male parents and the female parents are improved, the seed yield and quality are improved, and the water and fertilizer utilization efficiency is improved.

The utility model discloses an intercropping and seeding all-in-one machine, which relates to the technical field of agricultural machinery and comprises a rack, and a soil leveling mechanism, a fertilizing mechanism, a drip irrigation tape laying mechanism, a mulching film laying mechanism, a first soil covering mechanism, a seeding mechanism, a second soil covering mechanism and a pressing mechanism which are sequentially arranged from front to back along a first direction. Through the soil leveling mechanism, the fertilization mechanism, the drip irrigation tape laying mechanism, the mulching film laying mechanism, the first soil covering mechanism, the sowing mechanism, the second soil covering mechanism and the pressing mechanism, the sowing operation of land preparation before sowing, fertilization, drip irrigation tape laying, film laying, sowing, soil covering on a film and complete pressing can be completed at a time. Compared with the traditional sowing operation that multiple machines and tools enter the land repeatedly, the soil can be protected, the operation efficiency is improved, and the operation cost is reduced.

The invention relates to a negative pressure quantitative adjustment and fine adjustment system for vacuum sizing of a drip tape production line, and belongs to the field of mechano-electronics. By adopting a mode of combining a mechanical design technology, a microelectronic technology, a communication technology, a pneumatic technology and the like, quantitative adjustment and fine adjustment of the vacuum degree in the vacuum sizing box are realized through independent work or matched and combined work of the air inlet nozzles with different calibers; and the combination mode of the air inlet nozzles stored in the EEPROM storage chip is called according to the production requirements of different pipe diameters and wall thicknesses, so that the production efficiency is effectively improved, and the purposes of accurately determining the diameter and the pipe wall thickness of the drip irrigation belt production line are achieved. The whole system has the advantages of high precision, low cost, convenience in use, high efficiency and the like, and has a wide market prospect.

The application relates to an inlay type patch material distributing device for drip irrigation belts and relates to the technical field of inlay type patch production for drip irrigation belts, which comprises a material distributing mechanism, a leftover material conveying mechanism, an inlay type patch conveying mechanism and a screening mechanism. The application carries out secondary screening on the material preliminarily separated through the gap of the material distributing mechanism by arranging the screen in the screening mechanism. When the material falls to the screen, the forward and reverse motor drives the rotating rod and the cam to rotate, the cam cooperates with the lower surface of the screen to make the screen vibrate. Under the vibration, the qualified inlay type patch with small size can smoothly pass through the screen mesh hole and fall to the upper surface of the inlay type patch conveying mechanism, while the unqualified patch and leftover material with large size are intercepted, high-precision separation of the patch and the leftover material is realized, the problem that the traditional device cannot completely separate is solved, and the problems of patch adhesion and stacking are effectively solved.

The utility model relates to the technical field of drip irrigation tape recovery equipment, in particular to a drip irrigation tape support for drip irrigation tape recovery, which comprises an outer connecting pipe, one end of the outer connecting pipe is detachably connected with a first baffle, the outer connecting pipe is sleeved on an inner connecting rod, and the exposed end of the inner connecting rod is fixedly connected with a second baffle. The second baffle is fixedly connected with a fixing ring, the outer connecting pipe and the inner connecting rod are provided with through holes corresponding to each other in position, the through holes are close to the second baffle, the through holes are provided with clamps, and the clamps are connected with the fixing ring through pull ropes. And the recycled drip irrigation tape can be taken down conveniently, more convenience is achieved, and time and labor are saved.

The utility model discloses an automatic cleaning device for a precision agriculture water drip irrigation tape, and relates to the technical field of drip irrigation tapes. The drip irrigation belt comprises an installation body and a drip irrigation belt body, the outer surface of the drip irrigation belt body is fixedly communicated with a plurality of evenly-distributed irrigation heads, the outer surface of the installation body is symmetrically and fixedly connected with fixing plates, the outer surfaces of the fixing plates are fixedly connected with inclined scraping plates, and the outer surface of the installation body is symmetrically and fixedly connected with connecting plates. The outer surface of the connecting plate is fixedly connected with a first motor, one end of an output shaft of the first motor is fixedly connected with a rotating rod, the outer end of the rotating rod is rotatably connected with the outer surface of the connecting plate, the outer surface of the rotating rod is fixedly connected with a first transmission wheel, the end, away from the first motor, of the connecting plate is fixedly connected with an arc-shaped plate, and a rotating roller is rotatably connected into the arc-shaped plate; the utility model solves the problems that the outer surface of the drip irrigation tape can be corroded by soil after long-term use and the irrigation emitter can enter the soil to cause blockage.

1. The name of the design product: drip irrigation tape dripper. 2. The use of the design product: for agricultural water-saving drip irrigation, the inner insert dripper of drip irrigation pipe. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model relates to a drip irrigation tape winding device which comprises a base, an adjusting mechanism fixedly arranged on the base and a winding mechanism fixedly arranged on the base. The winding mechanism comprises a third sliding groove fixedly formed in the base, a winding base arranged on the third sliding groove in a sliding mode, a baffle arranged on the third sliding groove in a sliding mode, a winding shaft rotationally arranged on the winding base and the baffle in a penetrating mode, a winding barrel arranged on the winding shaft in a sliding mode and a motor fixedly arranged on the base. The driving assembly is fixedly arranged on the winding shaft and the motor, and the moving assembly is fixedly arranged on the winding base; the winding device solves the problems that an existing winding device cannot well tension accumulated drip irrigation belts after reel changing is completed, then the phenomena of twisting, knotting and the like occur, and winding is affected.

The invention provides a belt breaking device and application thereof, and belongs to the technical field of agricultural machinery. The device comprises a fixed support, an operation execution unit, a thrust unit, a fixed serrated knife unit and a movable serrated knife unit. The front end of the movable serrated knife unit protrudes out of the front end of the fixed serrated knife unit, when the operation execution unit rotates to dig downwards, the movable serrated knife unit firstly pierces a film or a drip irrigation tape on an operation layer, when the operation execution unit continues to dig downwards, the fixed serrated knife unit pierces the film or the drip irrigation tape on the operation layer, and then when the operation execution unit continues to dig downwards, the film or the drip irrigation tape is torn off through tension generated through reverse relative movement. After the fixed serrated knife unit and the movable serrated knife unit prick and grab the drip irrigation tape, the fixed serrated knife unit and the movable serrated knife unit move reversely to increase the distance to generate pulling force, a film or the drip irrigation tape is torn, and automatic tearing of the drip irrigation tape is achieved. The device is simple in structure, small in component, free of extra power and manual operation, capable of automatically executing belt breakage and high in reliability.

The utility model discloses a drip irrigation tape capable of adjusting a gap of a water outlet, which belongs to the technical field of drip irrigation tapes and comprises a drip irrigation tape, a plurality of groups of adjusting cavities are inserted into the surface of the drip irrigation tape, and extension tapes attached to the outer side wall and the inner side wall of the drip irrigation tape are fixed around the adjusting cavities. A plurality of sets of liquid inlet pipes are fixed to the end faces of the sides, close to the interior of the drip irrigation tape, of the adjusting cavities, push plates and sealing plugs are arranged on the liquid inlet pipes correspondingly, the push plates and the sealing plugs are elastically connected with the liquid inlet pipes, and sealing blocks fixed to openings of the liquid inlet pipes are inserted into the peripheries of the sealing plugs correspondingly; a drip irrigation pipe penetrating through the adjusting cavity is inserted into the middle of the liquid inlet pipe; an operator can conveniently adjust the drip irrigation position, the drip irrigation belt can be conveniently suitable for drip irrigation work of vegetation with different gaps, the use range of the drip irrigation belt is widened, and meanwhile the spraying mode of drip irrigation is adjusted by changing a cavity in an extrusion cavity and adjusting the pressure of liquid flowing out.

1. The name of the design product: drip irrigation belt for garden maintenance. 2. The use of the design product: drip irrigation for garden maintenance. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view 1.

The utility model discloses a waste drip irrigation belt compacting and cutting machine which comprises a cutting table, a portal frame is fixedly arranged on the upper end face of the cutting table, a cutting knife is arranged in the portal frame in a sliding mode, installation plates are fixedly arranged on the two side faces of the cutting knife, and the installation plates are connected with spring assemblies in an inserted mode. A feeding mechanism is arranged at the position, close to the feeding end, of the upper end face of the cutting table, the feeding mechanism comprises a driving rotating roller assembly arranged on the upper end face of the cutting table and further comprises supports arranged on the front side face and the rear side face of the cutting table in an inserted connection mode, and lower pressing roller assemblies are arranged at the upper ends of the supports; the compaction plates are arranged on the two sides of the cutting knife, the drip irrigation tape is compacted in the cutting process, the situation that the drip irrigation tape is rough or inclined in the cutting process is effectively prevented, the height of a lower compression roller assembly in the feeding mechanism can be adjusted through an adjusting screw rod, the position of a support can be adjusted through a limiting mechanism, and therefore the drip irrigation tape can be conveniently cut. And flexible adjustment can be carried out according to drip irrigation belts with different widths.

This invention belongs to the field of agricultural machinery, and specifically relates to a hydraulic drip irrigation tape cutting peanut planter. Two seeding tray fixing frames are fixed to the sides of the frame at the middle of the machine. Inner baffles of the seeding trays are fixed to the inner frame of the seeding tray fixing frames with fixing screws. Multiple triangular pressure holes are provided on the outer circumference of both seeding trays. A fixing frame is located above the rear frame of the machine, and a hydraulic tape-cutting cutter device is fixed to the outer surface of the fixing frame with fastening bolts. The blade is installed in a width direction parallel to the rear frame of the machine, and its width is greater than the diameter of the drip irrigation tape. A hydraulic oil pipe for cutting the tape is led out from the top of the housing of the hydraulic tape-cutting cutter device. One end of the hydraulic tape-cutting cutter lifting control valve is fixedly installed on the diverter valve fixing frame. The device controls the cutting of the drip irrigation tape, making the peanut planter flexible and time-saving when changing rows for planting, improving work efficiency and reducing costs.

The utility model relates to drip irrigation tape laying technical field discloses a kind of field drip irrigation tape laying device, including operation vehicle and placing mechanism, the operation vehicle side is equipped with the placing mechanism, the placing mechanism includes rolling stand, motor A, take-off reel, drip irrigation tape and collet, the rolling stand is fixedly connected with the operation vehicle side, the motor A is fixedly connected with the rolling stand left side, the take-off reel is slidably connected with the motor A output end outside, the utility model is equipped with the moving assembly and cutting assembly, can be automatically completed drip irrigation tape cutting under the driver control, without manual getting off, the bracket A of auxiliary assembly, bracket B can keep drip irrigation tape pipe head position after cutting, directly by take-off reel when next ridge laying, manual pulling step is saved, facilitate the U-turn of operation vehicle, improve the efficiency of ridge laying, by actual measurement, the operation time of every hectare land can be shortened by more than 40%, effectively solve the efficiency bottleneck of "man-machine waiting".

The utility model relates to the technical field of agricultural irrigation devices, and discloses a greenhouse vegetable irrigation drip irrigation belt which comprises a three-way faucet and a handle fixedly installed on the three-way faucet, a water conveying pipe is fixedly connected to the bottom face of the three-way faucet, and a first drip irrigation belt is fixedly installed on the bottom face of the three-way faucet. The bottom face of the three-way faucet is fixedly connected with a second drip irrigation belt, the orientation of the water conveying pipe is opposite to that of the first drip irrigation belt and that of the second drip irrigation belt, the orientation of the first drip irrigation belt is the same as that of the second drip irrigation belt, and heat preservation mechanisms are fixedly arranged in the water conveying pipe, the first drip irrigation belt and the second drip irrigation belt correspondingly. The handle is lifted upwards to enable the water drop groove to be communicated with the two arc holes and the second through hole, water flow enters the first drip irrigation belt and the second drip irrigation belt through the water conveying pipe, the handle is rotated leftwards and rightwards to enable the water drop groove, then the water flow is controlled to enter the first drip irrigation belt or the second drip irrigation belt, and the effect of alternate drought stress on plants is achieved. The three-way faucet can be closed by pressing the handle, and the effect of saving water resources is achieved.

The utility model provides thick-wall drip irrigation tape bundling and packaging equipment, relates to the technical field of packaging equipment, and solves the problem that the efficiency is low when thick-wall drip irrigation tapes are packaged at present. A first fixing rod and a second fixing rod are mounted on the surface of the mounting frame, a first rolling wheel and a second rolling wheel are mounted on the surfaces of the first fixing rod and the second fixing rod correspondingly, a first mounting block is mounted on the surface of the mounting frame, and a conveying opening is formed in the surface of the first mounting block; a conveying opening is formed in the surface of the mounting frame, a pressing assembly is arranged on the surface of the conveying opening, a conveying rail is mounted on the surface of the mounting frame, a conveying assembly is arranged in the conveying rail, a clamping assembly and a heat sealing assembly are mounted on the surface of the mounting frame, and a cutting assembly is mounted in the clamping assembly. According to the device, drip irrigation belts can be automatically packaged through a series of mechanical assemblies, and the working efficiency is improved.

The utility model relates to the technical field of drip irrigation tapes, in particular to a drip irrigation tape with a built-in patch, which comprises a pipeline body, a built-in patch structure is arranged on the inner side of the pipeline body, three notches are arranged on the side surface of the pipeline body and around the built-in patch structure, and the built-in patch structure comprises a mounting frame fixed on the inner side of the pipeline body. A plurality of tooth grooves are formed in the two sides of the mounting frame, a drip irrigation frame is clamped to the outer side of the mounting frame, a plurality of tooth protrusions are fixed to the positions, located at the tooth grooves, of the inner side of the drip irrigation frame, a plurality of partition plates are fixed to the inner side of the drip irrigation frame, and rectangular holes are formed in the positions, located at gaps of the partition plates, of the upper side of the drip irrigation frame. The drip irrigation tape solves the problems that an existing drip irrigation tape inlaid with patches is inconvenient to maintain, and the patches are inconvenient to replace.

This invention discloses an anti-clogging patch-type irrigation device and drip irrigation tape, comprising an inlet section, a main body, and an outlet section. The inlet section contains an inlet chamber and a filter structure; the main body contains several parallel anti-clogging channels, within which multiple diverters are spaced along the length of each channel. These diverters divide the water flow into at least two branches, causing impact when the branches converge; the outlet section has an outlet chamber communicating with the anti-clogging channels, and the outlet chamber has an outlet and a sand discharge hole. This invention uses diverters to cause water flow splitting and impact, transforming impurities from sidewall deposition to central convergence and flushing. Combined with the dual-outlet structure of the outlet and sand discharge hole, it achieves excellent anti-clogging performance and self-cleaning function, making it suitable for integrated water and fertilizer irrigation in arid and semi-arid regions.

The utility model relates to a thin film and drip irrigation tape laying integrated device capable of being conveniently matched with a rotary cultivator to work, and belongs to the field of agricultural planting equipment. The device mainly comprises a supporting frame, a pneumatic telescopic rod, a connecting frame, a damping mechanism, a film covering mechanism, a walking mechanism and a drip irrigation belt mounting mechanism. The film and drip irrigation tape laying integrated device can be conveniently matched with the rotary cultivator to work, film mulching and drip irrigation tape laying can be achieved while the rotary cultivator is used for ploughing, and the situation that the soil moisture conservation effect and irrigation uniformity are affected due to the fact that film mulching and drip irrigation tape position deviation are caused is avoided; when the rotary cultivator only needs to be used independently, the film covering mechanism and the drip irrigation belt mounting mechanism do not need to be disassembled, the connecting frame and the film covering mechanism and the drip irrigation belt mounting mechanism which are mounted on the connecting frame are lifted through the pneumatic telescopic rod, and the rotary cultivator can conduct ploughing work independently.

The invention discloses a mechanical device and method for an alfalfa underground drip irrigation system, and relates to the technical field of alfalfa planting. A driving part, a drip irrigation tape cutting assembly, a ditching cutter chain assembly, a hydraulic lifting adjusting assembly, a hose arranging assembly, a hose deviation prevention guiding assembly, an earthing baffle and a baffle adjusting assembly are sequentially arranged on the traction frame. According to the mechanical device and method for the alfalfa underground drip irrigation system, the drip irrigation belt burying depth, spacing, dripper flow and root invasion resistance measures are reasonably planned by combining the alfalfa root growth characteristics and field operation requirements, so that efficient utilization of water and fertilizer is ensured, follow-up mechanical operation is adapted, and the economic benefit is improved. And a support is provided for efficient production of alfalfa planting.

The application discloses an anti-blocking drip irrigation belt and belongs to the field of drip irrigation belts, which comprises a drip irrigation belt body, a plurality of water outlets are uniformly arranged on the drip irrigation belt body, a connecting ring is fixedly installed on one side of the outer surface of the drip irrigation belt body, a water outlet cover is threadedly connected to the outer surface of the connecting ring, a supporting column is fixedly installed on the inner wall of the water outlet cover, a spring is fixedly installed at one end of the supporting column, a filter screen is fixedly installed at one end of the spring, the filter screen is located inside the water outlet and is matched with the water outlet, and a water quantity adjusting assembly is arranged on the water outlet cover. When the irrigation water flow impacts the filter screen, the spring will be elastically shaken, and the filter screen will be synchronously shaken, so that the impurities attached to the surface of the filter screen can be shaken off, the filter screen and the water outlet are prevented from being blocked by the accumulation of the impurities, the water flow is ensured to be smooth, the anti-blocking effect is strengthened, the spring can always tightly adhere to the inside of the water outlet due to the elastic reset action, and the filtering effect is ensured.

The utility model discloses a patch fixing device for an embedded patch type drip irrigation tape, which belongs to the technical field of drip irrigation tapes and comprises a drip irrigation tape body, a patch plate for drip irrigation is embedded in the inner side wall of the body, a fixing part is mounted between the patch plate and the body, and the patch plate and the inner side wall of the body are embedded in a hot melting manner to form the patch fixing device. The patch plate and the body are buckled and fixed through the fixing piece, so that the patch plate and the body are doubly fixed, the patch plate can facilitate flow guiding of water flow, patch loosening caused by water flow impact is avoided, and the problems that the patch fixing effect is poor due to the fact that water flow in an existing drip irrigation belt flows or is bent, an existing patch is inconvenient to guide water, and the patch fixing effect is poor are solved. And the problem that the patch is easily loosened or separated and the stability and convenience of patch fixing are influenced due to the fact that the patch is subjected to large impact force of water flow is solved.

This utility model relates to an underground drip irrigation tape laying device capable of spraying pesticides; it includes a traction support frame connected to a walking device, an upper part of which is connected to a drip irrigation tape placement unit for placing the drip irrigation tape, and a trenching unit for digging trenches in the ground to facilitate the placement of the drip irrigation tape at the rear of the traction support frame; the trenching unit is connected via a connecting plate to a tape-laying and soil-covering unit for placing the drip irrigation tape underground and covering the top of the drip irrigation tape with soil; a pesticide spraying unit is located at the rear of the tape-laying and soil-covering unit; it features the ability to carry out underground drip irrigation tape laying operations after the New Year, and can simultaneously realize trenching, pipe laying, burying, soil covering, and pesticide spraying operations, achieving integrated completion and a high degree of automation; compared with traditional manual laying, it greatly improves the laying efficiency of underground drip irrigation tape.

The utility model provides a diversion trench anti-seepage drip irrigation tape, which relates to the technical field of drip irrigation tapes, and comprises a drip irrigation tape main body, diversion trenches are symmetrically arranged in the drip irrigation tape main body, a plurality of placing grooves are symmetrically arranged in the drip irrigation tape main body close to the diversion trenches at equal intervals, and water stop strips are arranged in the placing grooves. The periphery of the drip irrigation tape body is sleeved with a protective layer, the periphery of the protective layer is bonded with a driving coating, and compared with an existing diversion trench anti-seepage drip irrigation tape, the situation that the drip irrigation tape is damaged and leaks due to the fact that insects bite the drip irrigation tape can be effectively prevented, the damaged position can be sealed, and water and fertilizer leakage is prevented.

The utility model discloses a drip irrigation device for seedling raising. The drip irrigation device comprises a supporting frame, a winding device and a guiding device. The support frame is used for moving on a plane through a moving structure; the winding device is used for being installed on the supporting frame, and the winding device is used for winding the drip irrigation tape; the guide device is used for guiding the drip irrigation tape when the drip irrigation tape is wound and released; wherein the guiding device comprises a guiding pipe, a mounting frame and a tensioning structure, the mounting frame is mounted on the supporting frame, the guiding pipe is mounted on the mounting frame in a sliding mode and used for being detachably connected with the mounting frame, the tensioning structure is arranged above the guiding pipe, and the drip irrigation tape is used for being wound around the winding device, penetrating through the tensioning structure and then penetrating out of the guiding pipe. The utility model aims to solve the problems that a drip irrigation device in the prior art does not have a guiding function when accommodating and releasing a drip irrigation tape, so that the drip irrigation tape cannot be accurately laid at a position needing irrigation when being released, and the drip irrigation tape is inconvenient to wind when being accommodated.

The utility model relates to the technical field of drip irrigation belts, and discloses an embedded patch type drip irrigation belt which comprises a drip irrigation belt body, a plurality of water outlet holes formed in the top of the drip irrigation belt body, a plurality of patch plates arranged on the inner wall of the drip irrigation belt body, filtering structures arranged in the patch plates, and water outlet pipes embedded in the water outlet holes, dust screens are embedded in the tops of the water outlet pipes, and connecting plates are fixed between the adjacent water outlet pipes. The sliding groove is formed in the bottom of the patch plate, a sliding block is movably connected to the interior of the sliding groove, a spring is fixed between one side of the sliding block and the inner wall of the sliding groove, a rack plate is fixed to the bottom of the sliding block, and a push plate is fixed to the surface of the rack plate; after the filter screen is used for many times, the gear and the cleaning plate can be driven to perform angle deflection along with extrusion on the drip irrigation belt body, so that the cleaning plate can clean impurities blocked at the bottom of the filter screen.

The utility model discloses a drip irrigation tape convenient to install, which comprises a drip irrigation tape body, the top of a base is connected with a bearing plate through an adjusting mechanism, the top of the bearing plate is provided with a placing frame, both sides of the placing frame are provided with through grooves, and the inner side of the placing frame is provided with a clamping mechanism. The height of the bearing plate can be conveniently adjusted, so that the drip irrigation belt body can be located at the proper height, the irrigation requirements in different scenes are met, the drip irrigation belt body can be limited through the clamping mechanism on the inner side of the containing frame, the clamping mechanism can conduct self-adaptive clamping and limiting according to the size of the drip irrigation belt body, and therefore the drip irrigation belt is convenient to use. By means of the structure, the drip irrigation belt can be conveniently fixed and detached, meanwhile, the height of the drip irrigation belt can be conveniently adjusted, and the operation convenience and flexibility of the device are effectively improved.

The utility model provides an external patch type variable flow channel anti-blocking drip irrigation tape which comprises a drip irrigation tape body, a drip irrigation assembly is arranged on the drip irrigation tape body, and the drip irrigation assembly comprises a shell arranged on the drip irrigation tape body and fixedly connected with the drip irrigation tape body; the rack is arranged in the shell and is in sliding connection with the shell; and the variable pitch assembly is arranged on the shell and is fixedly connected with the rack. According to the external patch type variable-flow-channel anti-blocking drip irrigation tape, when the inside of the labyrinth flow channel is blocked by particles, the racks can be extruded due to the increase of the water flow pressure after blocking, so that the distance between the racks is increased, the area of the water passing section of the cavity of the labyrinth flow channel is increased, and the water passing section of the cavity of the labyrinth flow channel is not blocked by utilizing the pressure water flow impact force formed in the labyrinth flow channel. The blockage in the labyrinth flow channel is flushed out of the drip irrigation holes, so that the self-flushing function of the anti-blockage drip irrigation belt is realized; and the distance between the movable rods can be increased by pulling the movable rods.

The utility model discloses a drip irrigation tape connecting structure which comprises a base, a pressing plate is rotationally connected to the base and arranged in a kitchen knife shape, a battery, a control panel and a cooling fin are arranged in the pressing plate, and the cooling fin penetrates through the pressing plate. Two heating wires are arranged on the surface of the cooling fin, the heating wires are electrically connected with the control panel, a pressing switch is arranged on the surface of the pressing plate, and the pressing switch is electrically connected with the control panel; a storage barrel is arranged on the side surface of the pressing plate; the two drip irrigation belts are sleeved together, the oil paper sheet is arranged on the inner wall of the drip irrigation belt located inside, then the drip irrigation belts are flattened, the drip irrigation belts are placed on the placing plate, the drip irrigation belts are heated through the heating wire, the two drip irrigation belts are fused, sealing connection of the two drip irrigation belts is achieved, the connecting cost of the drip irrigation belts is lower, pipe fitting consumables do not need to be purchased, and the cost is reduced. The connecting strength is equivalent to that of a connecting pipe fitting, water leakage is not prone to occurring, convenience and rapidness are achieved, and the use cost is reduced.

An electric three-wheel type film mulching, fertilizing, pesticide spraying and line drawing all-in-one machine belongs to the field of agricultural machinery, and is characterized in that a film mulching, soil covering and fertilizer applying machine frame is suspended at the rear part of a main frame of an electric tricycle, an electric sprayer and a drip irrigation tape support frame are arranged in the middle of the main frame of the electric tricycle, and a drip irrigation tape coil is arranged on the drip irrigation tape support frame; a scriber is arranged in front of the electro-tricycle, a control rod is arranged on a frame of the electro-tricycle, the frame of the film mulching, soil covering and fertilizer applying machine hung at the rear part of a main frame of the electro-tricycle is lifted or descended by operating the control rod, and the film mulching, soil covering and fertilizer applying are realized by utilizing the frame of the film mulching, soil covering and fertilizer applying machine; the electric sprayer is used for spraying pesticide, the drip irrigation belt supporting frame and the drip irrigation belt coil are used for laying drip irrigation belts, the scriber in front of the electric tricycle is used for scribing, multiple purposes are achieved through one machine, and particularly the stepless speed change characteristic of the electric tricycle is fully used, so that advancing, retreating and stopping of the machine are softer, more convenient and more flexible.