CN111213528A - Agricultural machine irrigation equipment - Google Patents

Abstract

The invention discloses an agricultural machinery irrigation device, which belongs to the technical field of greenhouse irrigation and comprises a sprinkling irrigation mechanism and a spraying mechanism, wherein the sprinkling irrigation mechanism comprises a flat frame plate arranged among ridges, an underground water pipe arranged below the flat frame plate and a first spray head communicated with the underground water pipe through a telescopic hose, a through hole for the first spray head to pass through is formed in the flat frame plate, a switch plate for plugging an internal passage is arranged in the first spray head, an iron block is arranged in one side of the switch plate, and a magnet is fixed on the corresponding side of the through hole; the spraying mechanism comprises a water pumping barrel positioned above the ground, a piston movably connected in the water pumping barrel from top to bottom, a water pumping pipe communicated with the water pumping barrel and an underground water pipe, a water delivery hose connected to one side of the water pumping barrel, a second spray nozzle connected to the other end of the water delivery hose and a screw rod sliding block structure driving the spray nozzle to move. The invention can avoid the damage to the corresponding pipeline, the obstruction of the operation of loosening the soil and the like, the stumbling of the related workers and the irrigation requirements of short crops and taller crops.

Description

Agricultural machine irrigation equipment

Technical Field

The invention relates to the technical field of greenhouse irrigation, in particular to an agricultural machinery irrigation device.

Background

In greenhouse planting, an irrigation device must be arranged to ensure sufficient moisture supplied to crops, ensure normal growth of the crops and obtain high and stable yield. The irrigation method in the prior art comprises the steps of flood irrigation, spray irrigation, micro-spray irrigation, drip irrigation, infiltrating irrigation and the like, wherein the spray irrigation is implemented by conveying water to a spray head which is arranged on the ground by a short distance above the ground through an underground pipeline and spraying out, the spray head is arranged at two positions, one is arranged in a plant spacing area of a crop planting area, the embedded pipeline is easily damaged when the operations such as soil loosening and the like are carried out, and the pipeline connected with the spray head can block the operations such as soil loosening and the like; the other is installed on a walkway between ridges, which is very easy to cause related workers to trip over when walking. The mode of realizing sprinkling irrigation by adopting the spray heads which are arranged on the ground and are higher than the ground by a small distance is only suitable for shorter crops, and the irrigation requirements of the higher crops can not be met.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide an agricultural machinery irrigation device, which can avoid damage to corresponding pipelines during operation such as soil loosening and the like, can avoid operation such as soil loosening and the like from being blocked, can avoid related workers from being stumbled, and can meet the irrigation requirements of short crops and higher crops.

2. Technical scheme

In order to solve the problems, the invention adopts the following technical scheme:

an agricultural machinery irrigation device comprises a sprinkling irrigation mechanism and a spraying mechanism,

the sprinkling irrigation mechanism comprises a flat frame plate paved among ridges, underground water pipes horizontally arranged below the flat frame plate, telescopic hoses communicated with the upper parts of the underground water pipes, first spray heads connected to the upper ends of the telescopic hoses and longitudinal guide assemblies arranged on the sides of the first spray heads, wherein the telescopic hoses are arranged at equal intervals along the length direction of the underground water pipes; the first spray head comprises a shell with a square structure, a switch board horizontally arranged in the shell, a transverse sliding groove and a longitudinal sliding groove which are arranged on the inner wall of the shell corresponding to the front side and the rear side of the switch board, a first spring connecting the top of the shell with one end of the switch board, and a water spray opening arranged on the upper part of the side wall of the shell, wherein the upper end of the longitudinal sliding groove is communicated with one end of the transverse sliding groove corresponding to the side of the first spring, the front side and the rear side of the top of one end of the switch board, which is connected with the first spring, are respectively fixed with a connecting rod which is connected into the longitudinal sliding groove of the corresponding side in a sliding manner, the front side and the rear side of the top of one end of the switch board, which is back to the side of the first spring, are respectively fixed with a connecting rod which is connected into the transverse sliding groove of the corresponding side, the periphery of the switch board is attached to the inner wall, a switch lug with a built-in magnet is fixed on the side wall of the through hole corresponding to the side where the iron block is located; the longitudinal guide assembly comprises a limiting sleeve and a guide rod, the limiting sleeve is fixed on two opposite sides of the bottom end of the first spray head, and the guide rod is longitudinally fixed on the underground water pipe and penetrates through the limiting sleeve;

the spraying mechanism comprises a water pumping cylinder arranged above the ground, a piston movably connected in the water pumping cylinder up and down, a driving assembly connected to the upper end of the piston, a water pumping pipe communicated with the bottom of the water pumping cylinder and an underground water pipe, a water delivery hose connected to one side of the bottom of the water pumping cylinder, a second spray nozzle connected to the other end of the water delivery hose and positioned at a high position, a screw rod slider structure driving the second spray nozzle to move horizontally, and pillars arranged at two ends of the screw rod slider structure, wherein the driving assembly comprises a push-pull rod longitudinally connected to the upper end of the piston, a rotating disc connected to the upper end of the push-pull rod, a driving shaft connected to the center of one side of the rotating disc back to the piston, and a forward and reverse rotating motor connected to the other end of the driving shaft, a supporting plate connected to the pillar at the bottom of, the lower end of the push-pull rod and the upper end of the piston jointly penetrate through a hinged shaft, two end sides of the hinged shaft are fixedly sleeved with limit stop blocks, and the top of the water pumping cylinder is provided with a through hole through which the upper end of the piston just passes; one end of the water pumping pipe connected with the water pumping cylinder is provided with a one-way valve opened towards the water pumping cylinder, and one end of the water delivery hose connected with the water pumping cylinder is provided with a one-way valve opened towards the water delivery hose; the lead screw slider structure includes lead screw, slip cap that the level set up and locates slider, the roof between the pillar of horizontal connection on the lead screw, locating the slide rail and the sliding connection that are on a parallel with the lead screw of roof bottom and fix the stopper on the slider in the slide rail, the one end of lead screw is connected with the actuating lever, and the other end of lead screw and actuating lever is connected to the pillar of corresponding side through the bearing respectively on, all fixed cover is equipped with the band pulley in actuating lever and the drive shaft, twines a drive belt jointly between two band pulleys, the last one end and the slider fixed connection of connecting the second shower nozzle of water hose.

Furthermore, a bottom plate is fixedly sleeved at the bottom of the telescopic hose, and a second spring is connected between the bottom of the first spray head and the bottom plate. The second spring is stretched in the process that the first spray head is pushed to rise by water flow impact; when the water supply is stopped, the first spray head begins to descend under the action of gravity, and the reset action of the second spring can assist in pulling the first spray head to descend and reset.

Further, the connecting rod is located the equal rotation of one end in corresponding spout and is connected with the gyro wheel. The sliding between the connecting rod and the corresponding sliding groove is converted into the rolling of the roller, so that the connecting rod moves more conveniently along the corresponding sliding groove.

Furthermore, a sealing rubber gasket corresponding to the part of the switch board except the convex board is fixed on the height position of the switch board corresponding to the initial state on the inner wall of the shell, and the sealing rubber gasket is fixed on the corresponding side face of the convex board, which is in contact with the longitudinal sliding groove. The arrangement of the sealing rubber gasket can ensure the sealing performance between the lower circumferential side of the switch plate and the inner wall of the shell in the initial state, so that the first spray head can be pushed to rise by water.

Furthermore, the second nozzle comprises a cylindrical driving box and a nozzle cavity which is rotatably connected to the bottom of the driving box, the top of the driving box is communicated with the water supply hose, a driving fan which is positioned in the middle of the driving box and a horizontally arranged partition plate which is positioned above the driving fan are arranged in the driving box, the periphery of the partition plate is fixed on the inner wall of the driving box in an attached mode, flushing holes which are in one-to-one correspondence with and inclined with the fan blades of the driving fan are formed in the edge of the partition plate, the extension line of the flushing holes penetrates through the fan blades of the driving fan, the bottom of the driving box is rotatably connected with a longitudinally arranged water outlet hard pipe through a bearing, and at least two short connecting rods which are connected to the upper end of the water outlet hard pipe are fixed on the periphery of; the shower nozzle cavity is connected in the lower extreme of play water hard tube, evenly seted up side spout along its week side on the shower nozzle cavity, spout in evenly being connected with of shower nozzle cavity bottom. The water gets into and washes out through the washing out hole on the baffle behind the drive box, and hit and beat on the flabellum of drive fan, thereby can promote the drive fan and rotate, then the water whereabouts gets into out the water hard tube from the clearance of short connecting rod side, reentrant shower nozzle cavity, finally from side spout and well spout blowout, the rotation of drive fan drives out the water hard tube through the short connecting rod and rotates simultaneously, thereby can drive the shower nozzle cavity and rotate, make from side spout and well spout spun water can cover comparatively complete circular region, can also make the water in the shower nozzle cavity rotate and produce the effect of centrifugal force, can enlarge the distance that can arrive from side spout spun water, thereby can promote the spraying effect who sprays the mechanism.

Furthermore, one end of the water delivery hose, which is connected with the second nozzle, is connected with a water storage box fixedly connected with the sliding block, the water storage box is communicated with the top of the driving box through a connecting pipe, and an overflow valve is arranged on the connecting pipe. The water that the delivery hose sent up accumulates in the retaining box earlier, and when the water pressure on the effect underflow valve was enough, the overflow valve could be opened to can ensure that more water just from the beginning gets into the drive box together, thereby can ensure the rotation of drive fan.

3. Advantageous effects

(1) The invention is provided with a sprinkling irrigation mechanism, which comprises a flat frame plate arranged between ridges, an underground water pipe and a first spray nozzle arranged below the flat frame plate, wherein the first spray nozzle is communicated with the underground water pipe through a flexible hose, the flat frame plate is provided with a through hole positioned right above the first spray nozzle, the first spray nozzle is internally provided with a switch plate for plugging an internal passage, one end side of the switch plate is internally provided with an iron block, the side wall of the corresponding side of the through hole is fixed with a magnet, the inner walls of a shell at the front side and the rear side of the first spray nozzle are respectively provided with a transverse sliding groove and a longitudinal sliding groove, the top of the switch plate corresponding to the iron block is connected to a first spring connected to the inner top of the shell, the longitudinal sliding groove is positioned at the first spring, the side of the switch plate corresponding to the iron block is connected with a connecting rod which is connected in the longitudinal sliding groove at the. When the device is applied, a water body enters the underground water pipe and then enters the first nozzle along the telescopic hose, because of the plugging effect of the switch plate, the water body can push the first nozzle to rise and enable the telescopic hose to be stretched, the first nozzle longitudinally moves upwards to penetrate through the through hole in the flat frame plate, in the process, the iron block in the switch plate is subjected to the magnetic attraction of the magnet on the side wall of the through hole, so that one side of the iron block in the switch plate is suspended to rise, the switch plate on the opposite side of the switch plate still continues to rise along with the first nozzle, at the moment, the first spring starts to be stretched, the connecting rod on the side where the first spring is located relatively moves downwards along the longitudinal chute, the connecting rod on the opposite side of the first spring moves towards the side where the longitudinal chute is located along the transverse chute, namely, the switch plate is opened, the water body can enter the upper part of the switch plate; after the sprinkling irrigation, stop to supply water, under the action of gravity of the reset action of first spring and first shower nozzle, make the shell downwardly moving of first shower nozzle, drive the one end downwardly moving of switch board iron plate dorsad, make the connecting rod of this side remove to one side of iron plate dorsad along horizontal spout, resume gradually to the horizontality to the switch board, realize the shutoff to passageway in the first shower nozzle, along with the continuation decline of first shower nozzle, the iron plate breaks away from the effect scope of magnet, initial condition is got back to first shower nozzle. The sprinkling irrigation mechanism is arranged among the ridges, so that damage to corresponding pipelines during operation such as soil loosening and the like can be avoided, and operation such as soil loosening and the like can be prevented from being hindered; and the spray pipe mechanism can move in a lifting manner, so that related workers can be prevented from being stumbled.

(2) The spraying mechanism comprises a water pumping cylinder positioned above the ground, a piston movably connected in the water pumping cylinder up and down, a driving assembly connected to the upper end of the piston, a water pumping pipe communicated with the bottom of the water pumping cylinder and an underground water pipe, a water delivery hose connected to one side of the bottom of the water pumping cylinder, a second spray nozzle connected to the other end of the water delivery hose, and a screw rod slider structure driving the second spray nozzle to move horizontally, wherein the driving assembly comprises a forward and reverse rotation motor and a driving shaft connected with the forward and reverse rotation motor, the driving shaft is connected with the screw rod slider structure through a belt transmission structure, and one-way valves are arranged on the water pumping pipe and. During the application, start positive and negative motor that changes, can drive the drive piston and reciprocate, under the auxiliary action of corresponding check valve, through the drinking-water pipe from the end suction water body of intaking of underground water pipe to a section of thick bamboo that draws water, send into the delivery hose again, and send to the second shower nozzle along the delivery hose in, the realization sprays, and simultaneously, the drive shaft drives the lead screw slider structure through taking transmission structure, drive the second shower nozzle round trip movement, and can continuously keep intermittent type formula delivery, thereby can realize spraying to a line of crop, after spraying, stop to drive positive and negative motor can. And the second spray nozzle is internally provided with a driving fan which can rotate under the impact of water flow and drive the second spray nozzle to rotate, so that a relatively large and comprehensive circular spray area can be formed, and the spray structure is simple and can achieve a relatively good spray effect. The invention can spray while sprinkling irrigation, thereby not only meeting the irrigation requirements of short crops, but also meeting the irrigation requirements of higher crops.

In conclusion, the invention can avoid damage to the corresponding pipeline when working such as loosening soil and the like, can avoid hindering the working such as loosening soil and the like, can avoid stumbling related workers, can meet the irrigation requirements of short crops and higher crops, and has simple spraying structure but can achieve better spraying effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of the structure of the flexible hose 3, the first nozzle 4 and the related parts;

FIG. 3 is a plan view showing the internal structure of the first nozzle 4;

FIG. 4 is an enlarged view of the structure of the area A in FIG. 3;

fig. 5 is an enlarged schematic view of the second showerhead 12 and its related components.

Reference numerals: 1. a flat frame plate; 11. a through hole; 2. an underground water pipe; 3. a flexible hose; 4. a first nozzle; 40. a magnet; 41. a housing; 42. a switch plate; 43. a transverse chute; 44. a longitudinal chute; 45. a first spring; 46. a water jet; 47. a connecting rod; 48. a convex plate; 49. an iron block; 5. a longitudinal guide assembly; 51. a limiting sleeve; 52. a guide bar; 6. an on-off valve; 7. a water pumping cylinder; 8. a piston; 9. a water pumping pipe; 10. a water delivery hose; 12. a second nozzle; 13. a pillar; 14. a push-pull rod; 15. rotating the disc; 16. a drive shaft; 17. a positive and negative rotation motor; 18. a one-way valve; 19. a lead screw; 20. a slider; 21. a top plate; 22. a slide rail; 23. a limiting block; 24. a drive rod; 25. a pulley; 26. a transmission belt; 27. a base plate; 28. a second spring; 29. a roller; 30. sealing the rubber gasket; 31. a drive cartridge; 32. a nozzle cavity; 33. driving a fan; 34. a partition plate; 35. flushing the hole; 36. a bearing; 37. a water outlet hard pipe; 38. a short connecting rod; 39. a side spout; 50. a middle nozzle; 53. a water storage box; 54. a connecting pipe; 55. an overflow valve.

Detailed Description

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

Examples

An agricultural machinery irrigation device comprises a sprinkling irrigation mechanism and a spraying mechanism,

as shown in figure 1, the sprinkling irrigation mechanism comprises a flat frame plate 1 laid between ridges, an underground water pipe 2 horizontally arranged below the flat frame plate 1, telescopic hoses 3 arranged at equal intervals along the length direction of the underground water pipe 2 and communicated with the upper part of the underground water pipe 2, first spray heads 4 connected to the upper ends of the telescopic hoses 3 and longitudinal guide assemblies 5 arranged at the sides of the first spray heads 4, through holes 11 which are in one-to-one correspondence with the first spray heads 4 and are positioned right above the first spray heads 4 are arranged on the flat frame plate 1,

one end of the underground water pipe 2 extends upwards to the upper part of the ground and is connected with a water pipe joint, the other end of the underground water pipe 2 is closed, and one end of the underground water pipe 2, which is connected with the water pipe joint, is provided with a switch valve 6;

as shown in fig. 2, 3 and 4, the first nozzle 4 includes a housing 41 with a square structure, a switch plate 42 horizontally disposed in the housing 41, a transverse sliding slot 43 and a longitudinal sliding slot 44 respectively disposed on the inner wall of the housing 41 corresponding to the front and rear sides of the switch plate 42, a first spring 45 connecting the top of the housing 41 and one end of the switch plate 42, and a water spraying opening 46 disposed on the upper portion of the side wall of the housing 41, wherein the upper end of the longitudinal sliding slot 44 is communicated with one end of the transverse sliding slot 43 corresponding to the first spring 45, the front and rear sides of the top of one end of the switch plate 42 connected to the first spring 45 are respectively fixed with a connecting rod 47 slidably connected to the longitudinal sliding slot 44, the front and rear sides of the top of one end of the switch plate 42 opposite to the first spring 45 are respectively fixed with a connecting rod 47 slidably connected to the transverse sliding slot 43, and one end of the connecting rod 47 in the corresponding sliding slot is rotatably connected with a roller 29 (the sliding between the connecting rod 47 29, so that the movement of the connecting rods 47 along the respective runners is more light); the periphery of the switch board 42 is attached to the inner wall of the housing 41, the front and rear sides of the switch board 42 are fixed with the protruding plates 48 which are just inserted into the longitudinal sliding grooves 44 at positions corresponding to the longitudinal sliding grooves 44, the inner wall of the housing 41 is fixed with the sealing rubber pads 30 corresponding to the switch board 42 except the protruding plates 48 at the height positions corresponding to the switch board 42 in the initial state, and the sealing rubber pads 30 are fixed on the corresponding side surfaces of the protruding plates 48, which are in contact with the longitudinal sliding grooves 44 (the sealing rubber pads 30 are arranged to ensure the sealing performance between the peripheral side of the switch board 42 in the initial state and the inner wall of the housing 41, so as to ensure that the first nozzle 4 can be pushed up by entering water); an iron block 49 is arranged inside the end of the switch plate 42 connected with the first spring 45, and a switch convex block with a built-in magnet 40 is fixed on the side wall of the through hole 11 corresponding to the side of the iron block 49;

as shown in fig. 2, the longitudinal guide assembly 5 includes a stop collar 51 fixed to two opposite sides of the bottom end of the first nozzle 4 and a guide rod 52 longitudinally fixed to the underground water pipe 2 and penetrating through the stop collar 51;

as shown in fig. 2, a bottom plate 27 is fixedly sleeved at the bottom of the flexible hose 3, and a second spring 28 is connected between the bottom of the first nozzle 4 and the bottom plate 27 (the second spring 28 is stretched in the process of pushing the first nozzle 4 to rise by water impact; when water supply is stopped, the first nozzle 4 will start to fall under the action of gravity, and the return action of the second spring 28 can assist in pulling the first nozzle 4 to fall and return);

as shown in fig. 1, the spraying mechanism comprises a water pumping cylinder 7 installed above the ground, a piston 8 movably connected in the water pumping cylinder 7 up and down, a driving assembly connected to the upper end of the piston 8, a water pumping pipe 9 communicating the bottom of the water pumping cylinder 7 with an underground water pipe 2, a water delivery hose 10 connected to one side of the bottom of the water pumping cylinder 7, a second nozzle 12 connected to the other end of the water delivery hose 10 and located at a high position, a screw 19 and slider 20 structure driving the second nozzle 12 to move horizontally, and pillars 13 installed at both ends of the screw 19 and slider 20 structure,

the driving assembly comprises a push-pull rod 14 longitudinally connected to the upper end of the piston 8, a rotating disc 15 connected to the upper end of the push-pull rod 14, a driving shaft 16 connected to the center of one side, opposite to the piston 8, of the rotating disc 15, and a forward-reverse motor 17 connected to the other end of the driving shaft 16, wherein a supporting plate connected to the side pillar 13 is supported at the bottom of the forward-reverse motor 17, a hinge shaft transversely penetrating through the upper end of the push-pull rod 14 is fixed at the eccentric position of one side, connected to the push-pull rod 14, of the rotating disc 15, the lower end of the push-pull rod 14 and the upper end of the piston 8 jointly penetrate through the hinge shaft, limit stoppers are fixedly sleeved on the two end sides of the;

one end of the water pumping pipe 9, which is connected with the water pumping cylinder 7, is provided with a one-way valve 18 which is opened towards the water pumping cylinder 7, and one end of the water delivery hose 10, which is connected with the water pumping cylinder 7, is provided with a one-way valve 18 which is opened towards the water delivery hose 10;

as shown in fig. 5, the second nozzle 12 includes a cylindrical driving box 31 and a nozzle cavity 32 rotatably connected to the bottom of the driving box 31, the top of the driving box 31 is communicated with the water supply hose 10, a driving fan 33 located in the middle of the driving box 31 and a partition 34 located above the driving fan 33 and horizontally disposed are disposed in the driving box 31, the peripheral sides of the partition 34 are fixedly attached to the inner wall of the driving box 31, flushing holes 35 corresponding to the blades of the driving fan 33 one by one and obliquely disposed are formed at the edge of the partition 34, the extension lines of the flushing holes 35 penetrate the blades of the driving fan 33, the inner bottom of the driving box 31 is rotatably connected with a longitudinally disposed water outlet hard pipe 37 through a bearing 36, and at least two short connecting rods 38 connected to the upper end of the water outlet hard pipe 37 are fixed on the peripheral side of the bottom of the center column of the driving fan 33 at equal intervals along; the nozzle cavity 32 is connected to the lower end of the water outlet hard pipe 37, the nozzle cavity 32 is uniformly provided with side nozzles 39 along the peripheral side, the bottom of the nozzle cavity 32 is uniformly connected with a middle nozzle 50 (water enters the driving box 31 and then is flushed out through a flushing hole 35 on the partition plate 34 and is beaten on the fan blade of the driving fan 33, so that the driving fan 33 can be pushed to rotate, then the water falls from the gap beside the short connecting rod 38 to enter the water outlet hard pipe 37 and then enters the nozzle cavity 32, and finally is sprayed out from the side nozzles 39 and the middle nozzle 50, meanwhile, the rotation of the driving fan 33 drives the water outlet hard pipe 37 to rotate through the short connecting rod 38, so that the nozzle cavity 32 can be driven to rotate, the water sprayed out from the side nozzles 39 and the middle nozzle 50 can cover a relatively complete circular area, the water in the nozzle cavity 32 can also rotate to generate the action of centrifugal force, and the reaching distance of the water sprayed out from the side nozzles 39, thereby improving the spraying effect of the spraying mechanism);

as shown in fig. 1 and 5, one end of the water supply hose 10 connected to the second nozzle 12 is connected to a water storage box 53 fixedly connected to the slider 20, the water storage box 53 is communicated with the top of the driving box 31 through a connecting pipe 54, and the connecting pipe 54 is provided with an overflow valve 55 (the water supplied by the water supply hose 10 is firstly stored in the water storage box 53, and when the water pressure on the lower overflow valve 55 is enough, the overflow valve 55 can be opened, so that more water can be ensured to enter the driving box 31 at the beginning, and the rotation of the driving fan 33 can be ensured);

as shown in fig. 1, the structure of the screw 19 and the slider 20 includes a horizontally disposed screw 19, a slider 20 slidably sleeved on the screw 19, a top plate 21 horizontally connected between the pillars 13 on both sides, a slide rail 22 parallel to the screw 19 and disposed at the bottom of the top plate 21, and a limiting block 23 slidably connected in the slide rail 22 and fixed on the slider 20, one end of the screw 19 is connected with a driving rod 24, the other ends of the screw 19 and the driving rod 24 are respectively connected to the pillars 13 on the corresponding sides through bearings 36, the driving rod 24 and the driving shaft 16 are both fixedly sleeved with belt pulleys 25, a driving belt 26 is wound between the two belt pulleys 25, and one end of the water supply hose 10 connected with the second nozzle 12 is fixedly connected with the slider 20.

The specific action process of the agricultural machinery irrigation device is as follows:

when irrigating short crops, only start sprinkling irrigation mechanism: connecting a water pipe joint connected with one end of an underground water pipe 2 with a water supply pipe communicated with a water source, then opening a switch valve 6, enabling water to enter the underground water pipe 2, then entering a first spray head 4 along a telescopic hose 3, and enabling the water to accumulate in the first spray head 4 and the telescopic hose 3 below a switch plate 42 due to the plugging effect of the switch plate 42, pushing the first spray head 4 to ascend along with the continuous supply of the water and enabling the telescopic hose 3 and a second spring 28 to be stretched under the limiting effect that a limiting sleeve 51 can only slide along a guide rod 52, so that the first spray head 4 longitudinally moves upwards until the through hole 11 on a flat frame plate 1 is penetrated, in the process, an iron block 49 in the switch plate 42 is subjected to the magnetic attraction force of a magnet 40 on the side wall of the through hole 11, one side of the iron block 49 in the switch plate 42 is suspended to ascend, the switch plate 42 on the opposite side is still to ascend, and at the moment, the first spring 45, the connecting rod 47 at the side of the first spring 45 moves downwards along the longitudinal sliding groove 44, while the connecting rod 47 at the opposite side moves along the transverse sliding groove 43 towards the side of the longitudinal sliding groove 44, namely the switch plate 42 is opened, so that water can enter the upper part of the switch plate 42 and is sprayed out from the water spraying opening 46, and sprinkling irrigation on the lower part of crops is realized. During the sprinkling irrigation, the opening state of the switch plate 42 can be kept by continuously supplying water, after the sprinkling irrigation is finished, the switch valve 6 is closed, the water supply is stopped, the first spray head 4 begins to descend under the action of gravity and the resetting action of the second spring 28, in the process, the iron block 49 in the switch plate 42 is subjected to the magnetic attraction of the magnet 40 on the side wall of the through hole 11, so that one side of the switch plate 42, which is internally provided with the iron block 49, is temporarily lifted, the switch plate 42 on the opposite side of the switch plate is still continuously descended, at the moment, the first spring 45 begins to reset, the connecting rod 47 on the side of the first spring 45 relatively moves upwards along the longitudinal sliding groove 44, the connecting rod 47 on the side back to the first spring 45 moves along the transverse sliding groove 43 to one side back to the longitudinal sliding groove 44, namely, the switch plate 42 gradually restores to the horizontal state, the blockage of the channel in the first spray head 4 is realized, and the iron block 49 is separated from the, the first spray head 4 returns to the initial state.

When irrigating higher crop, start sprinkling irrigation mechanism and spray the mechanism simultaneously, the start-up process that sprays the mechanism is: the forward and reverse rotation motor 17 is started to drive the rotation disc 15 to rotate, then the push-pull rod 14 drives the piston 8 to move up and down, under the auxiliary action of the corresponding one-way valve 18, water is pumped into the water pumping cylinder 7 from the water inlet end of the underground water pipe 2 through the water pumping pipe 9, then is sent into the water delivery hose 10, and is sent into the water storage box 53 along the water delivery hose 10, then enters the driving box 31 through the connecting pipe 54 to drive the driving fan 33 to rotate, so as to drive the nozzle cavity 32 to rotate, the water enters the nozzle cavity 32, finally is sprayed out from the side nozzle 39 and the middle nozzle 50, a relatively comprehensive circular spraying area with a large range can be formed, during spraying, the rotation of the driving shaft 16 is transmitted to the driving rod 24 through the belt pulley 25 and the driving belt 26, so as to drive the screw rod 19 to rotate, because the limiting block 23 can only horizontally move along the slide rail, the water storage box 53 and the second spray head 12 are driven to move horizontally, so that one row of crops can be sprayed; and under the drive of the forward and reverse rotation motor 17, the slide block 20 can drive the water storage box 53 and the second spray head 12 to move back and forth, and no matter the rotating disc 15 rotates forward or reversely, the functions of pumping water and delivering water can be realized. After spraying is finished, the forward and reverse rotating motor 17 is stopped to be driven.

According to the invention, the damage to the corresponding pipeline during the operation of loosening the soil and the like can be avoided, the operation of loosening the soil and the like can be prevented from being blocked, related workers can be prevented from tripping over, the irrigation requirements of short crops and higher crops can be met, and the spraying structure is simple and the spraying effect is good.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims (6)

1. An agricultural machinery irrigation device is characterized by comprising a sprinkling irrigation mechanism and a spraying mechanism,

the sprinkling irrigation mechanism comprises a flat frame plate (1) laid among ridges, an underground water pipe (2) horizontally arranged below the flat frame plate (1), telescopic hoses (3) arranged at equal intervals along the length direction of the underground water pipe (2) and communicated with the upper part of the underground water pipe (2), first spray heads (4) connected to the upper ends of the telescopic hoses (3) and longitudinal guide assemblies (5) arranged at the sides of the first spray heads (4),

the horizontal frame plate (1) is provided with through holes (11) which correspond to the first spray heads (4) one by one and are positioned right above the first spray heads (4), one end of the underground water pipe (2) extends upwards to the upper part of the ground and is connected with a water pipe connector, the other end of the underground water pipe (2) is closed, and one end of the underground water pipe (2) connected with the water pipe connector is provided with a switch valve (6);

the first spray head (4) comprises a shell (41) with a square structure, a switch plate (42) horizontally arranged in the shell (41), a transverse sliding groove (43) and a longitudinal sliding groove (44) which are arranged on the inner wall of the shell (41) corresponding to the front side and the rear side of the switch plate (42), a first spring (45) connecting the top of the shell (41) with one end of the switch plate (42), and a water spray opening (46) arranged on the upper part of the side wall of the shell (41), wherein the upper end of the longitudinal sliding groove (44) is communicated with one end of the transverse sliding groove (43) corresponding to the first spring (45), the front side and the rear side of the top of one end of the switch plate (42) connected with the first spring (45) are respectively fixed with a connecting rod (47) which is connected into the longitudinal sliding groove (44) of the corresponding side, and the front side and the rear side of the top of one end of the switch plate (42) back to the side of the first spring (45) are respectively fixed, the periphery of the switch board (42) is attached to the inner wall of the shell (41), convex plates (48) which are just inserted into the longitudinal sliding grooves (44) are fixed at the positions, corresponding to the longitudinal sliding grooves (44), of the front side and the rear side of the switch board (42), and iron blocks (49) are arranged inside the ends, connected with the first springs (45), of the switch board (42);

a switch lug with a built-in magnet (40) is fixed on the side wall of the through hole (11) corresponding to the side of the iron block (49), and the longitudinal guide assembly (5) comprises a limit sleeve (51) fixed on two opposite sides of the bottom end of the first spray head (4) and a guide rod (52) longitudinally fixed on the underground water pipe (2) and penetrating through the limit sleeve (51);

the spraying mechanism comprises a water pumping cylinder (7) arranged above the ground, a piston (8) movably connected into the water pumping cylinder (7) from top to bottom, a driving assembly connected to the upper end of the piston (8), a water pumping pipe (9) communicated with the bottom of the water pumping cylinder (7) and the underground water pipe (2), a water delivery hose (10) connected to one side of the bottom of the water pumping cylinder (7), a second nozzle (12) connected to the other end of the water delivery hose (10) and positioned at a high position, a screw rod sliding block structure driving the second nozzle (12) to horizontally move, and supporting columns (13) arranged at two ends of the screw rod sliding block structure,

the driving assembly comprises a push-pull rod (14) longitudinally connected to the upper end of the piston (8), a rotating disc (15) connected to the upper end of the push-pull rod (14), a driving shaft (16) connected to the center of one side, back to the piston (8), of the rotating disc (15), and a forward-reverse motor (17) connected to the other end of the driving shaft (16), wherein a supporting plate connected to the side pillar (13) is supported at the bottom of the forward-reverse motor (17), a hinge shaft transversely penetrating through the upper end of the push-pull rod (14) is fixed at the eccentric position of one side, connected to the push-pull rod (14), of the rotating disc (15), a hinge shaft is jointly penetrated through the lower end of the push-pull rod (14) and the upper end of the piston (8), limit stops are fixedly sleeved on the two end sides of the hinge shaft, and a through hole;

one end of the water pumping pipe (9) connected with the water pumping cylinder (7) is provided with a one-way valve (18) opened towards the water pumping cylinder (7), and one end of the water delivery hose (10) connected with the water pumping cylinder (7) is provided with a one-way valve (18) opened towards the water delivery hose (10); the screw rod sliding block structure comprises a screw rod (19) which is horizontally arranged, a sliding block (20) which is sleeved on the screw rod (19) in a sliding way, a top plate (21) which is horizontally connected between the supporting columns (13) at two sides, a sliding rail (22) which is arranged at the bottom of the top plate (21) and is parallel to the screw rod (19), and a limiting block (23) which is connected in the sliding rail (22) in a sliding way and is fixed on the sliding block (20), one end of the screw rod (19) is connected with a driving rod (24), the other ends of the screw rod (19) and the driving rod (24) are respectively connected to the support columns (13) on the corresponding sides through bearings (36), belt wheels (25) are fixedly sleeved on the driving rod (24) and the driving shaft (16), a transmission belt (26) is wound between the two belt wheels (25), one end of the water supply hose (10) connected with the second nozzle (12) is fixedly connected with the sliding block (20).

2. An agricultural machinery irrigation device according to claim 1, wherein a bottom plate (27) is fixedly sleeved on the bottom of the telescopic hose (3), and a second spring (28) is connected between the bottom of the first nozzle (4) and the bottom plate (27).

3. An agricultural machinery irrigation device according to claim 1, wherein the connecting rod (47) is rotatably connected to a roller (29) at one end thereof in the corresponding chute.

4. An agricultural machinery irrigation device according to claim 1, wherein the inner wall of the housing (41) is fixed with a sealing rubber gasket (30) corresponding to the switch plate (42) in the initial state at a height position corresponding to the switch plate (42) except for the convex plate (48), and the sealing rubber gasket (30) is fixed on the corresponding side of the convex plate (48) contacting with the longitudinal sliding groove (44).

5. The agricultural machinery irrigation device according to claim 1, wherein the second nozzle (12) comprises a cylindrical driving box (31) and a nozzle cavity (32) rotatably connected to the bottom of the driving box (31), the top of the driving box (31) is communicated with the water supply hose (10), a driving fan (33) positioned in the middle of the driving box (31) and a horizontally arranged partition plate (34) positioned above the driving fan (33) are arranged in the driving box (31), the peripheral sides of the partition plate (34) are respectively fixed on the inner wall of the driving box (31) in an attached manner, flushing holes (35) which are one-to-one corresponding to and obliquely arranged on the fan blades of the driving fan (34) are formed in the edge of the partition plate (34), the extension lines of the flushing holes (35) penetrate through the fan blades of the driving fan (34), and a longitudinally arranged water outlet hard pipe (37) is rotatably connected to the bottom of the driving box (31) through a bearing (36), at least two short connecting rods (38) connected to the upper end of the water outlet hard pipe (37) are fixed on the periphery of the bottom of the central column of the driving fan (34) at equal intervals along the periphery of the central column; shower nozzle cavity (32) are connected in the lower extreme of play water hard tube (37), evenly seted up side spout (39) along its week side on shower nozzle cavity (32), spout (50) in shower nozzle cavity (32) bottom evenly connected with.

6. An agricultural machinery irrigation device according to claim 5, wherein one end of the water delivery hose (10) connected with the second nozzle (12) is connected with a water storage box (53) fixedly connected with the slide block (20), the water storage box (53) is communicated with the top of the driving box (31) through a connecting pipe (54), and an overflow valve (55) is arranged on the connecting pipe (54).

Images