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CN-121970668-A - Self-propelled reel type sprinkler

CN121970668ACN 121970668 ACN121970668 ACN 121970668ACN-121970668-A

Abstract

A self-propelled reel type sprinkler comprises a sprinkler body, reels, a self-propelled travelling crane and a travelling film laying box. The follow-up film spreading box comprises a box body and a protective film belt, wherein the box body and the protective film belt are fixed on the sprinkler body, one end of the protective film belt is fixed on the self-propelled vehicle and is positioned right below the spray gun, so that the protective film belt supports a PE water pipe between the self-propelled vehicle and the reel, and the PE water pipe is prevented from being contacted with the ground. According to the invention, the PE water pipe is supported on the protective film belt in the operation process by arranging the follow-up film laying box and the protective film belt thereof, so that the PE water pipe is prevented from being directly contacted with the ground and rubbed with the ground, the abrasion of the pipe wall is reduced, the service life of the PE water pipe is prolonged, the flexible water pipe capable of being filled with water is arranged in the protective film belt, and the limit bulge and the limit pipe groove are formed after water is filled, so that the PE water pipe can be stably accommodated and guided, and the PE water pipe is prevented from being deviated in the winding process.

Inventors

  • ZHANG LI
  • ZHANG HANWEN
  • HAN KUNLUN

Assignees

  • 江苏佳润喷灌设备有限公司

Dates

Publication Date
20260505
Application Date
20260312

Claims (10)

  1. 1. A self-propelled reel sprinkler, comprising: A reel (20) rotatably mounted on the sprinkler body (10), and a PE water pipe (21) is wound on the reel (20); the self-propelled travelling crane (30) is arranged at the side of the sprinkler body (10), a spray gun (31) is arranged on the self-propelled travelling crane (30), and the spray gun (31) is communicated with the PE water pipe (21); a follow-up film laying box (40) fixedly arranged at the lower end of the sprinkler body (10) and positioned between the reel (20) and the self-propelled travelling crane (30); Wherein, follow-up shop membrane case (40) is including being fixed in box (41) and protection film area (43) on sprinkler organism (10), the one end of protection film area (43) is fixed in on walking driving (30) and be located under spray gun (31), make protection film area (43) bearing PE water pipe (21) between walking driving (30) and reel (20), avoid PE water pipe (21) and ground contact, the other end of protection film area (43) is in through film coil of strip section of thick bamboo (42) rolling in box (41), just protection film area (43) be configured to with the rolling speed of PE water pipe (21) is unanimous, makes PE water pipe (21) between walking driving (30) and reel (20) are in all the time on protection film area (43) when rolling.
  2. 2. The self-propelled reel type sprinkler according to claim 1, wherein a film laying window (410) is formed in one side, facing the self-propelled travelling crane (30), of the box body (41), a squeeze roll (44) and a scraper (45) are respectively arranged on the upper side and the lower side, corresponding to the film laying window (410), of the box body (41), the squeeze roll (44) is configured to rotate around a set axis, the scraper (45) is located below the squeeze roll (44), and the protective film belt (43) passes through the film laying window (410) through the space between the squeeze roll (44) and the scraper (45).
  3. 3. The self-propelled reel type sprinkler according to claim 2, wherein a distance between the squeeze roll (44) and the scraping plate (45) is fixed, and when the protective film strip (43) passes, the squeeze roll (44) is used for rolling the protective film strip (43) to roll the protective film strip (43) onto the film strip reel (42) in a flat strip shape, and the scraping plate (45) is configured for scraping off impurities on the bottom surface of the protective film strip (43).
  4. 4. The self-propelled reel type sprinkler according to claim 1, wherein the protective film strip (43) comprises a film strip body (431) and two flexible water pipes (432), the cross section of the film strip body (431) is in a closed ring shape, a combining area (433) is arranged in the middle of the film strip body (431) along the length direction, the combining area (433) separates the cross section of the film strip body (431) to form two symmetrical water pipe cavities (4310), the two film strip bodies (431) are symmetrically distributed in the two water pipe cavities (4310), the area, corresponding to the flexible water pipes (432), of the film strip body (431) is provided with limiting protrusions (4312), and the area, corresponding to the space between the two flexible water pipes (432), of the film strip body (431) is provided with limiting pipe grooves (4311).
  5. 5. The self-propelled reel type sprinkler according to claim 4, wherein the flexible water pipe (432) is fixedly installed with a one-way relief valve (4321) at one end close to the spray gun (31), and the one-way relief valve (4321) is configured to be opened in a one-way direction to spray water to the spray gun (31).
  6. 6. The self-propelled reel type sprinkler of claim 5, wherein the flexible water pipe (432) comprises a water filling state and a non-water filling state, when the flexible water pipe (432) is in the water filling state, the area of the one-way pressure release valve (4321) is convex, the area of the limiting pipe groove (4311) is concave, the PE water pipe (21) is limited by the limiting protrusions (4312) on two sides to be positioned in the area of the limiting pipe groove (4311), and when the flexible water pipe (432) is in the non-water filling state, the whole protective film strip (43) is in a flat belt shape.
  7. 7. The self-propelled reel type sprinkler according to claim 6, wherein the reel (20) winds the PE water pipe (21) at a set speed when in operation, the self-propelled travelling crane (30) approaches the sprinkler body (10) gradually from an initial water spraying position, the winding speed of the film strip (43) by the film strip winding drum (42) is equal to the moving speed of the self-propelled travelling crane (30), and water in the flexible water pipe (432) is gradually discharged from the one-way pressure release valve (4321) under pressure when the film strip (43) is wound, so that the film strip (43) entering the box (41) is gradually discharged from a water-filled state to a non-water-filled state.
  8. 8. The self-propelled reel sprinkler of claim 7, wherein a first water supply pipe (01) is provided at an axis of the reel (20), the first water supply pipe (01) being configured to supply water to the PE water pipe (21), a second water supply pipe (02) is provided at an axis of the film strip reel (42), the second water supply pipe (02) being configured to supply water to the flexible water pipe (432).
  9. 9. The self-propelled reel type sprinkler according to claim 4, wherein the diameter of the flexible water pipe (432) is 1/2 of the diameter of the PE water pipe (21), and the width of the limiting pipe groove (4311) is greater than or equal to the diameter of the PE water pipe (21).
  10. 10. The self-propelled reel type sprinkler according to claim 4, wherein the film strip body (431) includes a PE film strip, and the bonding area (433) is formed on the film strip body (431) in an axial direction by bonding or sewing.

Description

Self-propelled reel type sprinkler Technical Field The invention belongs to the technical field of sprinkling machines, and particularly relates to a self-propelled reel sprinkling machine. Background The self-propelled reel sprinkler is a high-efficiency water-saving irrigation device, which consists of a reel host machine and a self-walking spray head vehicle, and the core working mode is that a water turbine is driven to rotate by pressure water, a reel is rotated by a speed reducing device, and a PE pipe connected with the spray head vehicle is wound and pulled, so that the spray head vehicle can automatically move and spray in the operation process. In the operation process of the self-propelled reel sprinkler, the PE pipe is required to be towed on the ground in the whole process to be sprayed and moved, as the pipeline pavement is often not smooth enough and is directly rubbed with soil, stones and the like for a long time, the working condition of the PE pipe with water is very bad, pipe wall abrasion is very easy to be caused, especially earth broken stone is attached to the pipe wall, along with the rolling of the pipe wall, the pipe wall surface is pressed by the broken stone and other impurities, the closing is damaged, and the service life of the PE pipe is influenced. Disclosure of Invention In view of the foregoing, it is an object of the present invention to provide a self-propelled reel sprinkler to at least partially solve the above-mentioned problems. The invention adopts the following technical scheme that the self-propelled reel type sprinkler comprises: A reel rotatably mounted on the sprinkler body, and a PE water pipe is wound on the reel; The self-propelled travelling crane is arranged at the side of the sprinkler body, a spray gun is arranged on the self-propelled travelling crane, and the spray gun is communicated with the PE water pipe; the accompanying film laying box is fixedly arranged at the lower end of the sprinkler body and is positioned between the reel and the self-propelled travelling crane; the film spreading box comprises a box body and a protective film belt, wherein the box body and the protective film belt are fixed on a sprinkler body, one end of the protective film belt is fixed on the self-propelled vehicle and is positioned right below the spray gun, the protective film belt is used for supporting the PE water pipe between the self-propelled vehicle and the reel, the PE water pipe is prevented from being contacted with the ground, the other end of the protective film belt is wound in the box body through a film belt winding drum, and the protective film belt is configured to be consistent with the winding speed of the PE water pipe, so that the PE water pipe between the self-propelled vehicle and the reel is always wound on the protective film belt when wound. Further, a film laying window is formed in one side, facing the self-propelled travelling crane, of the box body, a squeeze roll and a scraper are respectively arranged on the upper side and the lower side, corresponding to the film laying window, of the box body, the squeeze roll is configured to rotate around a set axis, the scraper is located below the squeeze roll, and the protective film belt passes through the position between the squeeze roll and the scraper and then passes through the film laying window. Further, the interval between squeeze roll and the scraper blade is fixed, and works as the protection film tape is taken out, the squeeze roll is used for the roll-in protection film tape makes the protection film tape be flat ribbon form to the rolling on the film tape reel, the scraper blade is configured to be used for striking off the bottom surface impurity in protection film tape. Further, the protection film area includes the film area body and two flexible water pipes, the cross-section structure of the film area body is for closed annular, the intermediate position department of the film area body is equipped with the bonding area along length direction, the bonding area will the cross-section of the film area body separates and forms two symmetrical water pipe chambeies, two the film area body symmetric distribution is in two the water pipe intracavity, the area that corresponds on the film area body the flexible water pipe sets up to spacing arch, the area that corresponds on the film area body between the two the flexible water pipe sets up to spacing piping groove. Further, one end of the flexible water pipe, which is close to the spray gun, is fixedly provided with a one-way pressure relief valve, and the one-way pressure relief valve is configured to be opened in a one-way in the water spraying direction of the spray gun. Further, the flexible water pipe comprises a water filling state and a non-water filling state, when the flexible water pipe is in the water filling state, the one-way pressure relief valve area is convex, the limiting pipe groove area is concave, the PE water pip