CN211745896U

CN211745896U - Drip irrigation system under plastic film for agricultural production

Info

Publication number: CN211745896U
Application number: CN201921014331.5U
Authority: CN
Inventors: 黄兰舒
Original assignee: Fujian Lvshuyuan Ecological Agriculture Development Co ltd
Current assignee: Fujian Lvshuyuan Ecological Agriculture Development Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-10-27
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a drip irrigation system under plastic film for agricultural production, the water outlet end of the water inlet joint is inserted with a drip irrigation unit, the drip irrigation unit is composed of two parts hinged with each other, and the pipeline formed by inserting two drip irrigation units in pairs is coiled into a coil, the center of the disk-shaped pipeline composed of the drip irrigation unit is rotationally sleeved with a reel, the reel is installed on a film laying machine, the rotating shaft of the reel is parallel to the rotating shaft of the plastic film on the film laying machine, and the free end of the drip irrigation unit is fixedly connected with the lower surface of the free end of the plastic film; during the use, spread membrane machinery and go forward, the plastic film progressively is expanded and is laid subaerial from its reel, drips irrigation the unit simultaneously and also expands and is covered by the plastic film thereupon for laying of plastic film and the laying of driping irrigation the pipeline and accomplishing in step, improved work efficiency greatly, owing to drip irrigation between the unit for peg graft each other, can be according to spreading the membrane length at every turn and conveniently in a flexible way to drip irrigation the pipeline extension and shorten.

Description

Drip irrigation system under plastic film for agricultural production

Technical Field

The utility model relates to an agricultural plastic film drips irrigation technical field under the membrane specifically is an agricultural production is with drip irrigation system under membrane.

Background

Mulching films for agricultural production, i.e., ground covering films, are generally transparent or black PE films, and also have green and silver films, and are used for ground covering to increase soil temperature, maintain soil moisture, maintain soil structure, prevent pests from attacking crops and diseases caused by certain microorganisms, and the like, and promote plant growth. The mulching film looks thin and thin, but has quite large effect, not only can improve the ground temperature, preserve water, preserve soil and fertilizer and improve the fertilizer efficiency, but also has multiple functions of killing weeds, preventing diseases and insects, preventing drought and waterlogging, inhibiting salt and protecting seedlings, improving near-ground photo-thermal conditions, enabling products to be sanitary and clean and the like. For the seedlings just coming out of the soil, the fertilizer has the effects of protecting roots, promoting growth and the like. The agricultural mulching film has the advantages that the yield of crops can be greatly improved, and therefore the agricultural mulching film is widely used in the agricultural production process.

However, the under-film drip irrigation device in the prior art has certain defects in the actual use process:

at present, drip irrigation device under plastic film that agricultural plastic film extensively adopted often sets up the pipe of delivery port for an outer wall, place the pipe on the ground surface in shop's membrane place earlier during the use, then use and spread membrane machinery and spread the plastic film in the top of pipe, the one end of pipe is passed through the connector and is connected with the water supply line for the water that flows through in the pipe flows out in the trompil of its outer wall, reaches the effect of driping irrigation under the plastic film, but the laying of pipe is difficult to go on with spreading the membrane in step, has increased intensity of labour.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drip irrigation system under membrane for agricultural production, pipe and pipe end threaded connection's that set up the delivery port including the surface water supply connector, water supply connector's play water end is pegged graft and is had the unit of driping irrigation, drip irrigation the unit and constitute by mutual articulated two parts, and drip irrigation the pipeline that two liang of grafting of unit become and convolute into the dish, the disk pipeline center that the unit of driping irrigation constitutes rotates and has cup jointed the reel, the reel is installed on spreading membrane machinery, and the pivot of reel is parallel with the pivot of spreading membrane machinery and going up the plastic film, drip irrigation the free end fixed connection of unit and at the lower surface of plastic film free end.

Preferably, the drip irrigation unit is formed by mutually hinging a first pipeline and a second pipeline, the first pipeline and the second pipeline are rotatably sleeved with a central rotating shaft at the hinging position, and the first pipeline and the second pipeline are respectively rotatably sleeved on the periphery of the central rotating shaft.

Preferably, the central pivot is cylindrical cavity structure, and the central pivot rotates the outer wall of cup jointing department with first pipeline and second pipeline and has evenly seted up the through-hole, first pipeline and second pipeline are cavity structure, and first pipeline and second pipeline for annular through seam has been seted up to the inner wall of central pivot outer wall through-hole department.

Preferably, the two sides of the through seam of the first pipeline and the second pipeline and the two sides of the through hole in the outer wall of the central rotating shaft are provided with water sealing structures.

Preferably, a slot is formed in one end side face, far away from the central rotating shaft, of the first pipeline, a plug is fixedly connected to one end, far away from the central rotating shaft, of the second pipeline, and the plug is in sleeve joint with the slot of the first pipeline.

Preferably, the circular holes formed in the back surfaces of the first pipeline and the second pipeline are internally sleeved with a water outlet part, an annular groove is formed in the middle position of the outer wall of the water outlet part, the water outlet part is matched with flanges arranged on the inner walls of the circular holes of the first pipeline and the second pipeline in a sleeved mode through the groove, a radially extending flange is arranged at the inner end of the water outlet part, a spring is connected between the flange and the flanges on the inner walls of the circular holes of the first pipeline and the second pipeline, the water outlet part is of a cavity structure, a through hole is formed in the periphery of the outer end of the water outlet part, and the through hole formed in the outer end of the water outlet part is communicated with inner cavities.

Preferably, the first pipeline and the second pipeline are provided with cylindrical enlarged cavities relative to the water outlet part, and the inner diameter of each cylindrical cavity is equal to the outer diameter of the inner end of the water outlet part.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a drip irrigation device under film, which is formed by winding drip irrigation units which can rotate mutually on reels; during the use, rotate the reel and install on shop's membrane machinery, will drip irrigation the one end of unit and fix with the plastic film end, when shop's membrane machinery goes forward, the plastic film progressively spreads from its reel and lays subaerial, and the unit of driping irrigation also spreads and is covered by the plastic film along with it simultaneously for laying of plastic film and laying of driping irrigation the pipeline are accomplished in step, have improved work efficiency greatly.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

fig. 2 is a schematic top view of the drip irrigation unit of the present invention;

fig. 3 is a schematic view of the drip irrigation unit of the present invention;

fig. 4 is a rear view structure diagram of the drip irrigation unit of the present invention;

FIG. 5 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

FIG. 6 is a schematic cross-sectional view taken along line B-B of FIG. 2 according to the present invention;

fig. 7 is an enlarged schematic view of the structure of fig. 2 at C according to the present invention;

fig. 8 is an enlarged schematic view of the structure of fig. 5 at D according to the present invention;

fig. 9 is an enlarged schematic view of the structure at E in fig. 6 according to the present invention;

fig. 10 is a schematic top view of the middle shaft according to the present invention.

In the figure: 100-drip irrigation unit; 101-a first conduit; 102-a second conduit; 103-a plug; 104-intermediate rotating shaft; 105-a water outlet part; 1051-a spring; 200-water inlet joint; 300-reel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: a drip irrigation system under mulch film for agricultural production comprises a round pipe with a water outlet on the surface and a water inlet joint 200 in threaded connection with the end of the round pipe, wherein a drip irrigation unit 100 is inserted into the water outlet end of the water inlet joint 200, the drip irrigation unit 100 is composed of two parts hinged with each other, a pipeline formed by inserting every two drip irrigation units 100 is wound into a disc, a reel 300 is rotatably sleeved at the center of a disc-shaped pipeline formed by the drip irrigation units 100, the reel 300 is installed on a mulch film laying machine, the rotating shaft of the reel 300 is parallel to the rotating shaft of a mulch film on the mulch film laying machine, the free end of the drip irrigation unit 100 is fixedly connected to the lower surface of the free end of the mulch film, when the drip irrigation system is used, the mulch film laying machine moves forward, the mulch film is gradually unfolded from a reel of the reel and laid on the ground, meanwhile, the, because the drip irrigation units 100 are inserted into each other, the drip irrigation pipeline can be conveniently and flexibly lengthened and shortened according to the film laying length each time.

The drip irrigation unit 100 is formed by mutually hinging a first pipeline 101 and a second pipeline 102, the first pipeline 101 and the second pipeline 102 are rotatably sleeved with a central rotating shaft 104 at the hinged position, and the first pipeline 101 and the second pipeline 102 are respectively rotatably sleeved on the periphery of the central rotating shaft 104, and the first pipeline 101 and the second pipeline 102 can flexibly rotate around the central rotating shaft 104, so that the drip irrigation pipeline formed by the drip irrigation unit 100 can be conveniently wound on the reel 300 and also can be flexibly unfolded from the reel 300 to finish laying.

The central rotating shaft 104 is of a cylindrical cavity structure, through holes are uniformly formed in the outer wall of the rotating sleeve joint of the central rotating shaft 104 and the outer wall of the rotating sleeve joint of the first pipeline 101 and the second pipeline 102, the first pipeline 101 and the second pipeline 102 are of the cavity structure, annular through seams are formed in the inner wall of the outer wall of the central rotating shaft 104 relative to the first pipeline 101 and the second pipeline 102, so that no matter how the first pipeline 101 and the second pipeline 102 rotate on the periphery of the central rotating shaft 104, a water flow passage can be formed, and the requirement of drip irrigation is met.

The two sides of the through seam of the first pipeline 101 and the second pipeline 102 and the two sides of the through hole of the outer wall of the central rotating shaft 104 are provided with water sealing structures, so that the leakage of water flow from the rotating contact surfaces of the first pipeline 101, the second pipeline 102 and the central rotating shaft 104 is avoided.

The one end side that first pipeline 101 kept away from in central pivot 104 is provided with the slot, and the one end fixedly connected with plug 103 in central pivot 104 is kept away from to second pipeline 102, and the plug 103 cup joints the matching with the slot of first pipeline 101, and the unit 100 is driped irrigation to be convenient for lengthen at will and shorten, and the slot homoenergetic can peg graft with water supply connector 200 for drip irrigation unit 100's use is nimble more convenient.

The back of the first pipeline 101 and the second pipeline 102 is provided with round holes in which a water outlet part 105 is sleeved, the middle position of the outer wall of the water outlet part 105 is provided with an annular groove, the water outlet part 105 is matched with flanges arranged on the inner walls of the round holes of the first pipeline 101 and the second pipeline 102 through the groove in a sleeved manner, the inner end of the water outlet part 105 is provided with a flange extending along the radial direction, a spring 1051 is connected between the flange and the flange of the inner wall of the round holes of the first pipeline 101 and the second pipeline 102, the water outlet part 105 is of a cavity structure, the periphery of the outer end of the water outlet part 105 is provided with a through hole, the through hole arranged on the outer end of the water outlet part 105 is communicated with the inner cavities of the first pipeline 101 and the second pipeline 102, when the water supply device is used, water flow in the water supply pipeline enters the first pipeline 101 from the water inlet joint 200 and then enters the second pipeline 102 through the central rotating shaft 104, in the process, the water flow applies pressure to the bottom end, the water flow flows out from the through hole arranged at the outer end of the water outlet part 105 to finish the drip irrigation, when the water supply is stopped, the outer end of the water outlet part 105 restores to the original position and is positioned in the circular grooves arranged on the side walls of the first pipeline 101 and the second pipeline 102 under the action of the rebounding force of the spring, and the effect of avoiding the water outlet from being blocked is achieved.

The inner cavities of the first pipeline 101 and the second pipeline 102 are arranged into cylindrical enlarged inner cavities relative to the position of the water outlet part 105, and the inner diameter of each cylindrical enlarged inner cavity is equal to the outer diameter of the inner end of the water outlet part 105, so that the contact surface between water flow and the inner end of the water outlet part 105 is ensured, and the water outlet part 105 can smoothly extend out to finish drip irrigation.

The working principle is as follows: when in use, the mulching film spreading machine moves forward, the mulching film is gradually unfolded from the reel and spread on the ground, meanwhile, the drip irrigation unit 100 is also unfolded and covered by the mulching film, so that the laying of the mulching film and the laying of the drip irrigation pipeline are synchronously finished, when the drip irrigation operation is carried out, the water flow in the water supply pipeline enters the first pipeline 101 from the water inlet joint 200 and then enters the second pipeline 102 through the central rotating shaft 104, in the process, the water flow exerts pressure on the bottom end of the water outlet part 105, so that the water flow compresses the spring 1051 to make the outer ends of the spring extend out from the side walls of the first pipeline 101 and the second pipeline 102, the water flow flows out from the through holes formed in the outer end of the water outlet part 105 to finish drip irrigation, when the water supply is stopped, under the action of the resilience of the spring, the outer end of the water outlet part 105 returns to the original position and is positioned in the circular grooves formed in the side walls of the first pipeline 101 and the second pipeline 102, so that the effect of preventing the water outlet from being blocked is achieved.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely for

To distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drip irrigation system under plastic film for agricultural production, includes pipe and pipe end threaded connection's water supply connector (200) that the delivery port was seted up on the surface, its characterized in that: the water outlet end of the water inlet joint (200) is spliced with a drip irrigation unit (100), the drip irrigation unit (100) is composed of two parts which are hinged with each other, a pipeline formed by splicing the drip irrigation units (100) in pairs is wound into a disc, the center of the disc-shaped pipeline formed by the drip irrigation units (100) is rotatably sleeved with a reel (300), the reel (300) is installed on a mulching film laying machine, the rotating shaft of the reel (300) is parallel to the rotating shaft of a mulching film on the mulching film laying machine, and the free end of the drip irrigation unit (100) is fixedly connected to the lower surface of the free end of the mulching film.

2. The under-mulch drip irrigation system for agricultural production according to claim 1, wherein: the drip irrigation unit (100) is formed by mutually hinging a first pipeline (101) and a second pipeline (102), the first pipeline (101) and the second pipeline (102) are rotatably sleeved with a central rotating shaft (104) at the hinged position, and the first pipeline (101) and the second pipeline (102) are respectively rotatably sleeved on the periphery of the central rotating shaft (104).

3. The under-mulch drip irrigation system for agricultural production according to claim 2, wherein: center pivot (104) are cylindrical cavity structure, and center pivot (104) and first pipeline (101) and second pipeline (102) rotate the outer wall of cup joint department and evenly seted up the through-hole, first pipeline (101) and second pipeline (102) are cavity structure, and first pipeline (101) and second pipeline (102) for annular logical seam has been seted up to the inner wall of center pivot (104) outer wall through-hole department.

4. The under-mulch drip irrigation system for agricultural production according to claim 3, wherein: and the two sides of the through seam of the first pipeline (101) and the second pipeline (102) and the two sides of the through hole in the outer wall of the central rotating shaft (104) are provided with water sealing structures.

5. The under-mulch drip irrigation system for agricultural production according to claim 4, wherein: a slot is formed in the side face, far away from the central rotating shaft (104), of one end of the first pipeline (101), a plug (103) is fixedly connected to one end, far away from the central rotating shaft (104), of the second pipeline (102), and the plug (103) is in sleeve joint with the slot of the first pipeline (101).

6. The under-mulch drip irrigation system for agricultural production according to claim 5, wherein: the water outlet part (105) is sleeved in round holes formed in the back faces of the first pipeline (101) and the second pipeline (102), an annular groove is formed in the middle position of the outer wall of the water outlet part (105), the water outlet part (105) is matched with flanges arranged on the inner walls of the round holes of the first pipeline (101) and the second pipeline (102) in a sleeved mode through the groove, a flange extending along the radial direction is arranged at the inner end of the water outlet part (105), a spring (1051) is connected between the flange and the flanges on the inner walls of the round holes of the first pipeline (101) and the second pipeline (102), the water outlet part (105) is of a cavity structure, through holes are formed in the periphery of the outer end of the water outlet part (105), and the through holes formed in the outer end of the water outlet part (105) are communicated with the inner cavities of the first pipeline (101).

7. The under-mulch drip irrigation system for agricultural production according to claim 6, wherein: the inner cavities of the first pipeline (101) and the second pipeline (102) are arranged into cylindrical enlarged inner cavities relative to the position of the water outlet part (105), and the inner diameter of each cylindrical enlarged inner cavity is equal to the outer diameter of the inner end of the water outlet part (105).