346 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 invention belongs to the technical field of agricultural irrigation, and particularly relates to a deep-buried drip irrigation tape laying device capable of preventing tape overturning, in the device, a tape winding drum is detachably connected to an unwinding mechanism, a drip irrigation tape is wound on the tape winding drum, the unwound drip irrigation tape is fed between a furrow opener and a tape pressing wheel along a guide mechanism, and along with advancing of a rack, the drip irrigation tape is wound around the tape winding drum. The drip irrigation belt is laid in a groove formed by the ditching mechanism, then soil is compacted through the soil pressing mechanism, laying is achieved, in the process, through the arrangement of the guide mechanism and the belt pressing wheel, the belt floating and belt turning phenomena in the unwinding and laying process can be effectively avoided, the height of the ditching device is adjustable, and the practicability is high. The ditching depth of the ditcher can be adjusted according to actual use requirements; according to the drip irrigation belt laying device, the phenomena of belt floating and belt turning in the drip irrigation belt laying process can be effectively avoided, and the drip irrigation belt laying depth is adjustable.

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 utility model relates to the technical field of agricultural equipment, and discloses an anti-jamming drip irrigation tape fixing device which comprises a fixing plate, a fixing structure is movably arranged in the fixing plate, the fixing structure comprises a fixing short cone, a fixing long cone, a soil clamping plate and a ground binding spiral, and a self-adaptive structure is elastically arranged in the fixing short cone and the fixing long cone. The self-adaptive structure comprises a self-adaptive chuck, a first sliding block and a second sliding block, the first sliding block and the second sliding block are fixedly arranged at the two ends of the bottom of the self-adaptive chuck respectively, the first sliding block is arranged in the fixed short cone in a sliding mode, and the second sliding block is arranged in the fixed long cone in a sliding mode. The state of the drip irrigation tape is automatically adapted through elastic connection among the self-adaptive chuck, the fixed short cone and the fixed long cone, meanwhile, the design of the semicircular cambered surface and the arc-shaped edge can help buffer water flow in the drip irrigation tape, clamping and falling caused by sudden water flow are avoided, inconvenience caused by manual adjustment is avoided, and therefore the working efficiency is guaranteed.

The invention belongs to the technical field of dripper screening, and particularly discloses a dripper clamping discharging method and mechanism for an embedded sheet type drip irrigation tape and a dripper screening machine.The method comprises the steps that after it is detected that no dripper exists in a conveying track and the dripper exists at an inlet of an input track, an outer circular ring of the screening machine is controlled to stop and rotate reversely; the water dropper returns to the screening machine again for continuous feeding; the structure comprises a first sensor fixedly arranged on a conveying track, a second sensor fixedly arranged at an inlet of the conveying track and a control unit, and after receiving a first detection signal that the first sensor does not detect the water dropper for N seconds and a second detection signal that the second sensor detects the water dropper, the control unit sends a driving instruction to control the motor to stop and reversely rotate. Through automatic detection and linkage control, accurate identification can be carried out, the stuck water droppers can be discharged, the rejection rate is reduced, and meanwhile, the continuity of a high-speed production line is ensured. The dripper screening device is suitable for screening drippers in a drip irrigation tape production line.

The invention discloses an efficient water-saving drip irrigation tape laying automatic control method and system, and relates to the technical field related to drip irrigation equipment, and the method comprises the steps: obtaining a predetermined laying area of a target crop, and obtaining an initial gradient; the inlet pressure threshold value and the laying length threshold value construct a laying control space; introducing an energy consumption evaluation mechanism to carry out laying control evaluation, and optimizing to obtain an optimal laying strategy; performing collaborative analysis on the optimal laying parameter and the initial gradient to obtain a predicted irrigation feedback coefficient; weighting the energy consumption feedback coefficient and the predicted irrigation feedback coefficient to obtain laying fitness; and if the preset fitness threshold is reached, laying automatic control is carried out. The technical problems that in the prior art, drip irrigation tape laying parameters are difficult to accurately adapt to topographic conditions, water-saving and energy-saving requirements cannot be met in the laying process, irrigation is uneven, and energy consumption is too high are solved, accurate matching of laying strategies is achieved, and the technical effects of improving drip irrigation uniformity of the drip irrigation tape and reducing energy consumption are achieved.

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.

The utility model discloses a drip irrigation tape serial connection structure which comprises two connecting pipes, one end of one connecting pipe is connected with a first drip irrigation tape, one end of the other connecting pipe is connected with a second drip irrigation tape, the other end of one connecting pipe is provided with an annular area in an inward concave mode, and the inner wall of the annular area is provided with internal threads. The other end of the other connecting pipe protrudes outwards to be provided with an annular piece, and first external threads are formed in the outer wall of the annular piece. The two connecting pipes, the first drip irrigation belt and the second drip irrigation belt are stably pressed through the pressing mechanism, so that the first drip irrigation belt and the second drip irrigation belt are connected in series, follow-up drip irrigation work is facilitated, disassembly and assembly are easy, the adjusting mechanism is additionally arranged on one connecting pipe, and the adjusting mechanism is convenient to adjust. Active adjustment of the circulation amount in the connecting pipe is completed through the adjusting mechanism, so that a worker can conveniently control the drip irrigation speed of the first drip irrigation belt and the second drip irrigation belt, and the drip irrigation precision is improved.

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 traction type drip irrigation belt recovery device which comprises a rack, and a traction frame is installed at the front end of the rack. The first winding assembly comprises a first winding roller, first supporting frames are symmetrically and fixedly connected to the front end of the rack, and positioning assemblies are rotationally connected to the first supporting frames correspondingly; the second winding assembly comprises a second winding roller, second supporting frames are symmetrically and fixedly connected to the rear end of the rack, and positioning assemblies are rotationally connected to the second supporting frames correspondingly; the guiding mechanism comprises a guiding assembly, a third supporting frame is arranged between the first supporting frame and the second supporting frame, and the third supporting frame is fixedly connected to the top end of the rack; the transmission assembly is mounted on the rack; and the moving assembly is mounted at the bottom of the rack. According to the drip irrigation tape winding device, the guide mechanism is matched with the first winding roller and the second winding roller to wind the drip irrigation tape, the winding rollers are detached through the positioning assembly after winding is finished, and the winding efficiency is improved.

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.

The utility model belongs to the technical field of drip irrigation tape recycling, and provides an automatic drip irrigation tape recycling device which comprises a main machine frame, an auxiliary machine frame, a left wing frame, a right wing frame, a rear wing frame and a traction frame, installation frames are installed on the left wing frame, the right wing frame and the rear wing frame through fixing bolts, and a fixing rotary disc is rotatably installed on the three installation frames. The three fixed rotating discs are provided with a first recovery winding drum assembly, a second recovery winding drum assembly and a third recovery winding drum assembly correspondingly. The first recovery winding drum assembly, the second recovery winding drum assembly and the third recovery winding drum assembly are each movably provided with a spring hook rod assembly. According to the utility model, the buffer spring is connected between the adjustable movable rod and the fixed rod, so that the resistance to the device in the process of winding the drip irrigation tape by the hook can be reduced, and the damage to the device is reduced; the spring hook rod assembly is movably installed on the center supporting rod through the installation movable sleeve, and installation and disassembly are convenient.

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 invention discloses an automatic loading and unloading rolling machine for drip irrigation belts, belongs to the field of drip irrigation belt production and manufacturing equipment, and is characterized by comprising an automatic winding mechanism, an automatic core changing mechanism, a feeding mechanism and a control system. The automatic winding mechanism is provided with a winding station and a preparation station, and the winding station and the preparation station are each provided with a winding device capable of winding a drip irrigation tape. The rack is connected with a rotating frame and a rotating device, the two winding devices are both connected with the rotating frame, and the rotating device is connected with the rotating frame and used for driving the rotating frame to turn over. The winding device comprises a winding driving assembly connected with the rotating frame and a winding core, and the winding core is connected with the winding driving assembly and used for winding the drip irrigation tape. And the automatic core replacing mechanism is used for taking down the roll core and the drip irrigation tape at the preparation station and mounting the roll core which is not wound with the drip irrigation tape on the winding device at the preparation station. The feeding mechanism is used for storing and sequentially transporting the multiple roll cores, and the effect of rapidly replacing the cores in the continuous production process is achieved.

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.