CN210482445U

CN210482445U - Water-saving structure for farmland

Info

Publication number: CN210482445U
Application number: CN201920967727.5U
Authority: CN
Inventors: 雷亮; 张建强; 邱军陆; 张红艳; 吴俊超
Original assignee: Boyada Survey Planning And Design Group Co Ltd
Current assignee: Boyada Survey Planning And Design Group Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-05-08
Anticipated expiration: 2029-06-25

Abstract

The utility model relates to an agricultural irrigation technical field discloses a farmland water conservation structure, including the header tank, grit separator and water pump, fixedly connected with shunt tubes on the delivery port of water pump, fixedly connected with hose on the delivery port of shunt tubes, fixedly connected with irrigation pipe on the hose, be equipped with the adjusting part of being convenient for adjust irrigation pipe height on irrigation pipe's the lower surface, adjusting part is including fixing at subaerial lower support rod, slide two slides of being connected with the lower support rod, respectively with two slide articulated lifter and with two lifter slide jointly and slide the last backup pad of being connected and being used for supporting irrigation pipe, two lifters are articulated each other, the equal fixedly connected with first screw rod in relative one side of two lifters, the common threaded connection of tip of two first screw rods has the swivel nut, irrigation pipe's week side goes up fixedly connected with head. The utility model has the advantages of it is following and effect: the height of the drip irrigation head can be conveniently adjusted according to the height of crops.

Description

Water-saving structure for farmland

Technical Field

The utility model relates to an agricultural irrigation technical field, in particular to farmland water conservation structure.

Background

Agricultural irrigation water is used for households, and water-saving irrigation is characterized in that natural rainfall is fully utilized to meet the water requirement of crops, and various water resources which can be used for irrigation are optimized, allocated and developed on the premise of using less or not using manual irrigation water replenishing as far as possible, so that the loss in the field water delivery process and the loss in the field irrigation process are reduced, and the irrigation water efficiency is improved. Water-saving irrigation is not only an indispensable component part for agricultural modernization, but also has extremely important strategic significance for relieving increasingly tense water use contradiction.

At present, the utility model discloses a chinese utility model patent that bulletin number is CN208191654U discloses a farmland water-saving irrigation device, including the cistern, the outside of cistern bottom is connected with one side of a plurality of catch basins bottom respectively through a plurality of connecting pipes, the middle part on cistern top is equipped with the water pump, the water inlet of water pump is connected with the delivery port of first inlet tube and the delivery port of second inlet tube respectively, the junction of second inlet tube and water pump is equipped with the control valve, the delivery port of water pump is connected with the water inlet of shunt tubes, the delivery port of shunt tubes is connected with the water inlet of a plurality of outlet pipes, a plurality of temperature detect switches are installed to the.

Above-mentioned technical scheme can guarantee that crops have sufficient water supply, and temperature detect switch is convenient for open the water pump when the moisture in farmland soil is not enough, avoids extravagant water source, and effective water economy resource nevertheless has following defect: the height of the drip irrigation head is fixed, and the drip irrigation head cannot be adjusted according to the growth height of crops, so that a farmland water-saving structure is urgently needed, the height of the drip irrigation head can be conveniently adjusted according to the height of the crops, and the water-saving structure is applicable to the crops in different growth periods.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a farmland water conservation structure, can adjust the height of driping irrigation the head according to the high convenience of crops to this makes water conservation structure applicable in the crops of different growth periods.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a farmland water-saving structure, which comprises a water collecting tank, a sand-stone separator fixedly connected with the water collecting tank and a water pump fixedly connected with the water outlet end of the sand-stone separator, the water outlet end of the water pump is fixedly connected with a shunt pipe, the water outlet of the shunt pipe is fixedly connected with a hose, the hose is fixedly connected with an irrigation pipe, the lower surface of the irrigation pipe is provided with an adjusting component which is convenient for adjusting the height of the irrigation pipe, adjusting part slides two slides of being connected, slides respectively with two slide articulated lifter and with two lifter and slides jointly with two lifter and be connected and be used for supporting the last backup pad of irrigation pipe, two including fixing subaerial lower support pole, with the lower support pole the lifter is articulated each other, two the first screw rod of the equal fixedly connected with in relative one side of lifter, the common threaded connection of tip of two first screw rods has the swivel nut, the head is driped irrigation to fixedly connected with in week of irrigation pipe.

According to the change of the growth height of crops, through adopting above-mentioned technical scheme, rotate the swivel nut and make two first screws all change over into the swivel nut, along with expose at the outside first screw length of swivel nut and reduce, make two slides be close to each other along lower support rod to this makes the articulated angle between two lifters change, thereby has changed the height of last backup pad, and then has realized the regulation of driping irrigation head height, with this make water-saving structure applicable in the crops of different growth periods.

The utility model discloses further set up to, the spout has been seted up on the lower surface of last backup pad, the inside of spout is slided and is connected with two sliders, two the slider respectively with two the tip of lifter is articulated.

Through adopting above-mentioned technical scheme, the slider can slide along the spout to this makes two sliders be close to each other, and then adapts to the removal of two slides, with this normal work of guaranteeing adjusting part.

The utility model discloses further set up to, be equipped with on the hose and put the pipe subassembly, put the pipe subassembly including fixing at subaerial two fixing bases, with two fixing bases rotate the pivot of being connected jointly and fix two fixed plates in the pivot, common fixedly connected with cover is established at the outside torsional spring of pivot between fixed plate and the fixing base, the hose is convoluteed in the pivot between two fixed plates.

By adopting the technical scheme, the pipe placing assembly is set to be a combination of the fixed seat, the fixed plate, the rotating shaft and the torsion spring, when the upper supporting plate is lifted, the hose wound on the rotating shaft can be pulled, so that the height change of the upper supporting plate is adapted, and meanwhile, the torsion spring is in a tightening state due to the rotation of the rotating shaft; when the upper supporting plate descends, the rotating shaft rotates to wind the hose on the rotating shaft under the action of the elastic force of the torsion spring.

The utility model discloses further set up to, the equal fixedly connected with in upper surface both ends of going up the backup pad is used for the fixed subassembly of fixed irrigation pipe, arbitrary fixed subassembly all include with two mounts of the last fixed surface of going up the backup pad be connected, wear to establish the mount and rather than threaded connection's second screw rod and with the tip fixed connection of second screw rod and with the stopper of irrigation pipe conflict, another tip fixedly connected with hand wheel of second screw rod.

Through adopting above-mentioned technical scheme, be equipped with fixed subassembly and can fix the irrigation pipe between two stoppers, through rotating the distance between two adjustable stoppers of second screw rod to this makes fixed subassembly can be used to the irrigation pipe of fixed multiple size.

The utility model discloses further set up to, go up the fixed cover of fixedly connected with on the upper surface of backup pad, the inside fixedly connected with buffer spring of fixed cover, buffer spring's tip fixedly connected with wears to establish the movable rod of fixed cover, the tip fixedly connected with limiting plate that the movable rod is located fixed cover, the movable rod is located the supporting shoe that fixed cover outer tip fixedly connected with contradicted with irrigation pipe lower surface.

When the irrigation pipe receives external acting force, through adopting above-mentioned technical scheme, the irrigation pipe transmits the acting force to the supporting shoe on to this makes the supporting shoe drive the movable rod and slides to the inside of fixed cover, and buffer spring receives the extrusion production compression deformation of movable rod, and then has reduced the acting force widely, thereby plays the purpose of protection irrigation pipe.

The utility model discloses further set up to, the equal fixedly connected with mount pad in both ends of lower support bar, arbitrary equal fixedly connected with embedding underground anchor nail on the lower surface of mount pad.

Through adopting above-mentioned technical scheme, be equipped with the mount pad and can play the effect of supporting the lower support bar, the anchor nail is buried underground in the ground, has improved the stability of mount pad, and then has improved the stability of lower support bar.

The utility model discloses further set up to, drip irrigation the head and include with irrigation pipe fixed connection's branch pipe, fixed connection the first play water board of serving of the play of branch pipe and rotate the second play water board of being connected with first play water board, first play water board reaches all seted up the delivery port on the second play water board.

By adopting the technical scheme, water in the irrigation pipe can enter the branch pipe and is finally discharged through the water outlets on the first water outlet plate and the second water outlet plate; the second water outlet plate is rotated to change the superposed position of the water outlets on the first water outlet plate and the second water outlet plate, so that the water outlet speed of the drip irrigation head can be changed.

The utility model discloses further set up to, the draw-in groove has been seted up to the week side of first water board, week side fixedly connected with side bounding wall of second water board, the inner wall fixedly connected with and the draw-in groove joint complex snap ring of side bounding wall.

Through adopting above-mentioned technical scheme, the sideboard can be used to shutoff gap between snap ring and the second play water board, rotates the second play water board, can drive the snap ring and rotate along the draw-in groove to this realizes that the rotation between second play water board and the first play water board is connected, has guaranteed the regulation of drip irrigation head irrigation speed.

To sum up, the utility model discloses a beneficial technological effect does:

1. in the scheme, the height of the upper supporting plate can be conveniently and rapidly adjusted through the adjusting assembly, so that the height of the drip irrigation head can be conveniently adjusted according to the height of crops, and the water-saving structure can be suitable for the crops in different growth periods;

2. in the scheme, the pipe placing assembly is a combination of the fixed seat, the fixed plate, the rotating shaft and the torsion spring, when the upper supporting plate is lifted, the hose wound on the rotating shaft can be pulled, so that the height change of the upper supporting plate is adapted, and meanwhile, the torsion spring is in a tightening state due to the rotation of the rotating shaft; when the upper supporting plate descends, the rotating shaft rotates to wind the hose on the rotating shaft under the action of the elastic force of the torsion spring;

3. be equipped with fixed subassembly in this scheme and can fix the irrigation pipe between two stoppers, through rotating the distance between two adjustable stoppers of second screw rod to this makes fixed subassembly can be used to fixed irrigation pipe of multiple size.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural view of a drip irrigation head in the embodiment;

FIG. 3 is a schematic structural view of an adjusting assembly in the embodiment;

FIG. 4 is a schematic structural diagram of a tube laying assembly in an embodiment;

fig. 5 is a schematic cross-sectional view of the embodiment of the highlighted pouch.

Reference numerals: 1. a water collection tank; 11. a sand separator; 2. a water pump; 21. a shunt tube; 211. a hose; 22. an irrigation pipe; 3. a drip irrigation head; 31. a branch pipe; 32. a first water outlet plate; 321. a card slot; 322. a water outlet; 33. a second water outlet plate; 331. side coaming plates; 332. a snap ring; 4. an adjustment assembly; 41. a lower support bar; 411. a mounting seat; 412. anchoring the bolts; 42. a slide base; 421. a lifting rod; 422. a slider; 43. an upper support plate; 431. a chute; 44. a threaded sleeve; 441. a first screw; 5. placing the pipe assembly; 51. a fixed seat; 52. a rotating shaft; 53. a fixing plate; 54. a torsion spring; 6. a fixing assembly; 61. a fixed mount; 62. a second screw; 621. a hand wheel; 622. a limiting block; 63. fixing a sleeve; 631. a buffer spring; 632. a support block; 633. a movable rod; 634. and a limiting plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figure 1, a farmland water-saving structure comprises a water collecting tank 1, a sand-stone separator 11 and a water pump 2, wherein the water collecting tank 1 is vertically arranged on the ground, the water collecting tank 1 can be used for containing rainwater, and the rainwater contained in the water collecting tank 1 can be used for irrigating crops. The sand-stone separator 11 is fixedly arranged on the ground, the sand-stone separator 11 is a common sand-stone separating device in the market, a water inlet of the sand-stone separator 11 is fixedly connected with the inside of the water collecting tank 1 through a water pipe, and the sand-stone separator 11 can separate and remove impurities such as sand and stone in water. The water pump 2 is fixed on the ground, the water inlet end of the water pump 2 is fixedly connected with the water outlet end of the sand-stone separator 11, the water pump 2 is a common water pumping device in the market, the water pump 2 can pump out water in the water collecting tank 1, and the water is separated by the sand-stone separator 11 and finally discharged through the water outlet end of the water pump 2. Fixedly connected with shunt tubes 21 on the play water end of water pump 2, shunt tubes 21 and the perpendicular setting of water pump 2, in this embodiment, are equipped with two play water ends on the shunt tubes 21, fixedly connected with irrigation pipe 22 on the play water end of hose 211, and the diameter of irrigation pipe 22 is greater than the diameter of hose 211, and fixedly connected with drips irrigation head 3 on the irrigation pipe 22, and it is shown to combine fig. 2, drips irrigation head 3 and includes branch pipe 31, first play water board 32 and second play water board 33.

As shown in fig. 2, the branch pipe 31 is fixedly connected to the drip irrigation head 3, and the branch pipe 31 communicates with the inside of the irrigation pipe 22, the branch pipe 31 being perpendicular to the irrigation pipe 22. The first water outlet plate 32 is a circular plate-shaped structure, the first water outlet plate 32 and the branch pipe 31 are coaxial, a clamping groove 321 is formed on the peripheral side of the first water outlet plate 32, the clamping groove 321 is circular, and the clamping groove 321 and the first water outlet plate 32 are coaxial. The second water outlet plate 33 is a circular plate-shaped structure, the diameter of the second water outlet plate 33 is larger than that of the first water outlet plate 32, a side wall plate 331 is integrally formed on the peripheral side of the second water outlet plate 33, the side wall plate 331 is a cylindrical structure, and the inner diameter of the side wall plate 331 is slightly larger than that of the second water outlet plate 33. The end part of the side enclosing plate 331, which is far away from the second water outlet plate 33, is fixedly connected with a clamping ring 332, the clamping ring 332 is circular, the clamping ring 332 and the side enclosing plate 331 are coaxial, the outer diameter of the clamping ring 332 is equal to that of the side enclosing plate 331, and the clamping ring 332 is in clamping fit with the clamping groove 321. A plurality of water outlets 322 are formed in the first water outlet plate 32 and the second water outlet plate 33, the water outlets 322 are circular, and the plurality of water outlets 322 are uniformly distributed on the first water outlet plate 32 and the second water outlet plate 33 in an annular shape. Water in the irrigation pipe 22 can enter the branch pipe 31 and finally is discharged through the water outlets 322 on the first water outlet plate 32 and the second water outlet plate 33; the second water outlet plate 33 is rotated to drive the snap ring 332 to rotate along the engaging groove 321, so that the overlapping position of the water outlets 322 on the first water outlet plate 32 and the second water outlet plate 33 is changed, thereby changing the water outlet speed of the drip irrigation head 3.

As shown in fig. 1 and 3, an adjusting assembly 4 is disposed on the lower surface of the irrigation pipe 22, and the adjusting assembly 4 includes a lower support rod 41, a slide 42, a lifting rod 421 and an upper support plate 43. Lower support rod 41 is rectangular cubic structure, the length direction of lower support rod 41 is unanimous with irrigation pipe 22's length direction, lower support rod 41 is fixed subaerial, the equal fixedly connected with mount pad 411 in both ends of lower support rod 41, mount pad 411 is rectangular cubic structure, the bottom fixedly connected with mounting panel (not shown) of mount pad 411, the mounting panel is rectangular platelike structure, the mounting panel level sets up, the mounting panel is placed subaerial, fixedly connected with anchor 412 on the lower surface of mounting panel, all be equipped with three anchor 412 on any mounting panel, anchor 412's sharp-pointed part is down, and anchor 412 buries underground, the distance between the adjacent anchor 412 equals, it can play the effect of supporting lower support rod 41 to be equipped with mount pad 411, anchor 412 has improved the stability of mount pad 411, and then improved lower support rod 41's stability. The slide bases 42 are hollow cuboid, the inside of the hollow structure of the slide bases 42 is sleeved outside the lower support rod 41, the slide bases 42 are connected with the lower support rod 41 in a sliding manner, the number of the slide bases 42 is two, and the two slide bases 42 are symmetrically distributed along the central axis of the lower support rod 41.

As shown in fig. 1 and 3, each of the sliders 42 has a lifting rod 421 hinged to an upper surface thereof, the lifting rod 421 has a rectangular parallelepiped structure, and the middle portions of the two lifting rods 421 are hinged to each other. The opposite sides of the two lifting rods 421 are fixedly connected with first screw rods 441, the length directions of the first screw rods 441 are the same as the length direction of the lower supporting rod 41, the spiral directions of the two first screw rods 441 are opposite, the opposite ends of the two first screw rods 441 are in threaded connection with screw sleeves 44 together, and threads in two spiral directions are arranged inside the screw sleeves 44. The ends of the two lifting rods 421 away from the sliding base 42 are connected with an upper supporting plate 43 in a sliding manner, the upper supporting plate 43 is of an i-shaped plate-shaped structure, and the length direction of the upper supporting plate 43 is consistent with that of the lower supporting rod 41. The lower surface of the upper supporting plate 43 is provided with a sliding groove 431, the cross section of the sliding groove 431 is in an isosceles trapezoid shape, and the length direction of the sliding groove 431 is consistent with the length direction of the upper supporting plate 43. The end part of any lifting rod 421 far away from the sliding block 422 is hinged with a sliding block 422, the section of the sliding block 422 is isosceles trapezoid, the length direction of the sliding block 422 is consistent with that of the sliding groove 431, and the sliding block 422 is matched with the sliding groove 431 in a sliding manner. According to the change of the growth height of crops, the screw sleeve 44 is rotated to enable the two first screw rods 441 to be rotated into the screw sleeve 44, along with the reduction of the length of the first screw rods 441 exposed outside the screw sleeve 44, the two sliding seats 42 are enabled to approach each other along the lower supporting rod 41, so that the two sliding blocks 422 are driven to approach each other, further the hinge angle between the two lifting rods 421 is enabled to change, the height of the upper supporting plate 43 is changed, the height adjustment of the drip irrigation head 3 is realized, and therefore the water-saving structure is applicable to the crops in different growth periods.

As shown in fig. 4, the hose 211 is provided with a tube placing assembly 5, and the tube placing assembly 5 includes a fixing base 51, a rotating shaft 52, a fixing plate 53 and a torsion spring 54. The number of the fixing seats 51 is two, and the two fixing seats 51 are vertically arranged on the ground in parallel. The rotating shaft 52 is a cylindrical rod-shaped structure, and two end portions of the rotating shaft 52 are respectively rotatably connected to opposite sides of the two fixing seats 51. The fixing plates 53 are circular plate-shaped structures, the fixing plates 53 and the rotating shaft 52 are coaxial, the number of the fixing plates 53 is two, and the two fixing plates 53 are both fixedly connected with the rotating shaft 52 and symmetrically distributed along the central axis of the rotating shaft 52. The torsion spring 54 is sleeved outside the rotating shaft 52 and does not contact with the rotating shaft 52, and two ends of the torsion spring 54 are respectively fixedly connected with the fixing plate 53 and the fixing seat 51. The flexible tube 211 is wound on the rotating shaft 52 between the two fixing plates 53, and as shown in fig. 3, when the upper supporting plate 43 is lifted, the flexible tube 211 wound on the rotating shaft 52 can be pulled, so as to adapt to the height change of the upper supporting plate 43, and meanwhile, the torsion spring 54 is in a tense state due to the rotation; when the upper support plate 43 descends, the rotating shaft 52 rotates to wind the hose 211 on the rotating shaft 52 by the elastic force of the torsion spring 54.

As shown in fig. 3, the fixing components 6 are disposed at two end portions of the upper surface of the upper supporting plate 43, and each fixing component 6 includes a fixing frame 61, a second screw 62 and a limiting block 622. The fixing frame 61 is a rectangular plate-shaped structure, any fixing component 6 is provided with two fixing frames 61, and the two fixing frames 61 are symmetrically distributed along the central axis of the upper supporting plate 43. The second screw 62 penetrates the fixing frame 61 and is in threaded connection with the fixing frame 61. The limiting block 622 is of an arc-shaped plate-shaped structure, the arc-shaped surface of the limiting block 622 abuts against the side wall of the irrigation pipe 22, and the limiting block 622 is fixedly connected with the end portion of the second screw 62. The other end of the second screw rod 62 is fixedly connected with a hand wheel 621, and the second screw rod 62 can be conveniently rotated through the hand wheel 621. The distance between the two stoppers 622 can be adjusted by turning the second screw 62, so that the fixing assembly 6 can be used to fix irrigation pipes 22 of various sizes.

As shown in fig. 5, the fixing sleeves 63 are fixedly connected to both ends of the upper surface of the upper support plate 43, the fixing sleeves 63 are hollow cylindrical structures, the fixing sleeves 63 are vertically fixed on the upper support plate 43, the buffer springs 631 are fixedly connected to the inner portions of the fixing sleeves 63, and the length directions of the buffer springs 631 are consistent with the length direction of the fixing sleeves 63. A movable rod 633 is fixedly connected to an end of the buffer spring 631. The movable rod 633 is of a cylindrical structure, the length direction of the movable rod 633 is consistent with that of the buffer spring 631, the movable rod 633 penetrates through the fixed sleeve 63, and the outer wall of the movable rod 633 is in contact with the fixed sleeve 63. The end part of the movable rod 633 in the fixed sleeve 63 is fixedly connected with a limiting plate 634, the limiting plate 634 is of a cylindrical structure, the limiting plate 634 and the movable rod 633 are coaxial, the diameter of the limiting plate 634 is larger than that of the movable rod 633, and the limiting plate 634 can limit the movable rod 633 and prevent the movable rod 633 from sliding out of the fixed sleeve 63. The end of the movable rod 633 outside the fixed sleeve 63 is fixedly connected with a supporting block 632, the supporting block 632 is of an arc-shaped plate structure, and the arc-shaped surface of the supporting block 632 is abutted against the lower surface of the irrigation pipe 22. When the irrigation pipe 22 is subjected to an external acting force, the irrigation pipe 22 transmits the acting force to the supporting block 632, so that the supporting block 632 drives the movable rod 633 to slide towards the inside of the fixed sleeve 63, the buffer spring 631 is compressed and deformed by the extrusion of the movable rod 633, and the acting force is greatly reduced, thereby achieving the purpose of protecting the irrigation pipe 22.

When the embodiment is used, according to the change of the growth height of crops, the screw sleeve 44 is rotated to enable the two first screw rods 441 to be rotated into the screw sleeve 44, along with the reduction of the length of the first screw rod 441 exposed outside the screw sleeve 44, the two sliding seats 42 are enabled to be close to each other along the lower supporting rod 41, so that the two sliding blocks 422 are driven to be close to each other, further the hinge angle between the two lifting rods 421 is enabled to be changed, the height of the upper supporting plate 43 is changed, the adjustment of the height of the drip irrigation head 3 is realized, and therefore the water-saving structure is applicable to the crops in different growth periods.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a farmland water saving structure, includes header tank (1), grit separator (11) with header tank (1) fixed connection and with grit separator (11) go out water end fixed connection's water pump (2), fixedly connected with shunt tubes (21), characterized by are served in the play water of water pump (2): a hose (211) is fixedly connected to the water outlet (322) of the shunt pipe (21), the hose (211) is fixedly connected with an irrigation pipe (22), the lower surface of the irrigation pipe (22) is provided with an adjusting component (4) which is convenient for adjusting the height of the irrigation pipe (22), the adjusting component (4) comprises a lower support rod (41) fixed on the ground, two sliding seats (42) connected with the lower support rod (41) in a sliding manner, lifting rods (421) respectively hinged with the two sliding seats (42) and an upper supporting plate (43) connected with the two lifting rods (421) in a sliding manner and used for supporting the irrigation pipe (22), the two lifting rods (421) are hinged with each other, first screw rods (441) are fixedly connected to one opposite sides of the two lifting rods (421), screw sleeves (44) are in threaded connection with the end parts of the two first screw rods (441) together, the periphery of the irrigation pipe (22) is fixedly connected with a drip irrigation head (3).

2. The agricultural field water-saving structure of claim 1, wherein: go up and seted up spout (431) on the lower surface of backup pad (43), the inside of spout (431) is slided and is connected with two slider (422), two slider (422) respectively with two the tip of lifter (421) is articulated.

3. The agricultural field water-saving structure of claim 1, wherein: be equipped with on hose (211) and put tub subassembly (5), put tub subassembly (5) including fixing two subaerial fixing bases (51), with two fixing bases (51) pivot (52) that rotate jointly and fix two fixed plates (53) on pivot (52), common fixedly connected with cover is established at pivot (52) outside torsional spring (54) between fixed plate (53) and fixing base (51), hose (211) convolutes on pivot (52) between two fixed plates (53).

4. The agricultural field water-saving structure of claim 1, wherein: go up the fixed subassembly (6) that the equal fixedly connected with in upper surface both ends of backup pad (43) was used for fixed irrigation pipe (22), arbitrary fixed subassembly (6) all include with two mount (61) of the upper surface fixed connection of last backup pad (43), wear to establish mount (61) and rather than threaded connection's second screw rod (62) and with the end fixed connection of second screw rod (62) and with stopper (622) of irrigation pipe (22) conflict, another tip fixedly connected with hand wheel (621) of second screw rod (62).

5. The agricultural field water-saving structure of claim 1, wherein: go up fixed cover (63) of fixedly connected with on the upper surface of backup pad (43), the inside fixedly connected with buffer spring (631) of fixed cover (63), the movable rod (633) of fixed cover (63) is worn to establish by the tip fixedly connected with of buffer spring (631), movable rod (633) are located tip fixedly connected with limiting plate (634) of fixed cover (63), supporting shoe (632) that fixed cover (63) outer tip fixedly connected with and irrigation pipe (22) lower surface conflict are located in movable rod (633).

6. The agricultural field water-saving structure of claim 1, wherein: the two ends of the lower support rod (41) are fixedly connected with mounting seats (411), and the lower surface of any one of the mounting seats (411) is fixedly connected with an anchor (412) embedded underground.

7. The agricultural field water-saving structure of claim 1, wherein: drip irrigation head (3) including with irrigation pipe (22) fixed connection's branch pipe (31), fixed connection on the play water end of branch pipe (31) first play water board (32) and with first play water board (32) second play water board (33) of rotating the connection, first play water board (32) and all seted up delivery port (322) on second play water board (33).

8. The agricultural field water-saving structure of claim 7, wherein: draw-in groove (321) have been seted up to week side of first play water board (32), week side fixedly connected with side bounding wall (331) of second play water board (33), the inner wall fixedly connected with and draw-in groove (321) joint complex snap ring (332) of side bounding wall (331).