Crop water and fertilizer drip irrigation device

Abstract

The utility model discloses a crop water and fertilizer drip irrigation device which comprises a greenhouse, the inner surface of the greenhouse is fixedly connected with a supporting frame, the surface of the supporting frame is fixedly connected with a guide cylinder, a drip irrigation pipe is installed below the guide cylinder, and the inner wall of the drip irrigation pipe is fixedly connected with a circulating water feeding mechanism. The water and fertilizer box moves to drive the gear to make contact with the surface of the rack, so that the gear rotates, the gear rotates to drive the cam to rotate, and when the cam rotates to make contact with the surface of the contact plate, the extension spring is lengthened, and at the moment, the contact plate drives the fan blade plate to rotate; water and fertilizer liquid in the water and fertilizer box enters the insertion pipe and the drip irrigation pipe through the water outlet pipe, and liquid in the drip irrigation pipe is discharged through the first water dripping holes and the second water dripping holes under the action of gravity, so that the automatic and accurate drip irrigation of crops is realized in the moving process of the drip irrigation pipe.

Description

TECHNICAL FIELD

[0001] The utility model relates to drip irrigation device technical field especially relates to a kind of crop water and fertilizer drip irrigation device. BACKGROUND

[0002] Drip irrigation is a kind of water-saving irrigation mode that water is sent to crop root by plastic pipeline for local irrigation.Drip irrigation system is usually composed of four parts: water source, control hub, water distribution pipe network and dripper.Water source provides the water quality required by crop, control hub includes water pump unit, filtering equipment, etc., and water distribution pipe network is responsible for delivering water to the root of crop, and dripper drips water into soil with stable small flow.

[0003] When the crops in the greenhouse are drip irrigated, water supply pipes laid on the soil surface are used for water supply and fertilization, and this drip irrigation method has certain limitations.On the one hand, the pipeline is laid on the soil surface, and under the action of gravity, the compacted soil affects the growth of the root of the crop, and on the other hand, the water outlet on the water outlet pipe may enter the soil after long-term use, causing the water outlet to be blocked, affecting the drip irrigation effect, so a crop water and fertilizer drip irrigation device is needed. SUMMARY

[0004] The utility model discloses a kind of crop water and fertilizer drip irrigation devices to solve the shortcomings in prior art.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of crop water and fertilizer drip irrigation device, including greenhouse, the inner surface of the greenhouse is fixedly connected with support frame, the surface of the support frame is fixedly connected with guide cylinder, the lower portion of the guide cylinder is installed with drip irrigation pipe, the inner wall of the drip irrigation pipe is fixedly connected with circulating water mechanism;

[0007] The circulating water mechanism includes spigot fixedly connected to the inner wall of drip irrigation pipe, the inner wall of the spigot is fixedly connected with water outlet pipe, the top of the water outlet pipe is fixedly connected with water and fertilizer tank, the surface of the water outlet pipe is fixedly connected with sealing ring;

[0008] The surface of the guide cylinder is fixedly connected with rack, the surface of the water outlet pipe is fixedly connected with mounting plate, the lower surface of the mounting plate is rotatably connected with gear, the lower surface of the gear is fixedly connected with cam, and the gear is engaged with rack.

[0009] The inner wall of the water outlet pipe is fixedly connected with a water baffle, the surface of the water baffle is provided with a through hole, the surface of the water outlet pipe is provided with an avoiding hole, the lower surface of the water baffle is rotatably connected with a fan-shaped plate, the upper surface of the fan-shaped plate is attached to the lower surface of the water baffle, the surface of the fan-shaped plate is fixedly connected with a contact plate, and the contact plate is at the same height with the cam.

[0010] Preferably, the lower surface of the water and fertilizer tank is fixedly connected with a fixed plate, one side of the fixed plate is fixedly connected with a spring, and one end of the spring is fixedly connected with the surface of the contact plate.

[0011] Preferably, the inner wall of the drip irrigation pipe is fixedly connected with a partition plate, the inner wall of the drip irrigation pipe is provided with a first water dripping hole and a second water dripping hole, and the first water dripping hole and the second water dripping hole are respectively installed on the two sides of the partition plate.

[0012] Preferably, the surface of the guide cylinder is fixedly connected with a motor, the output end of the motor is fixedly connected with a lead screw, and one end of the lead screw penetrates through the surface of the guide cylinder and is rotatably connected with the inner wall of the guide cylinder.

[0013] Preferably, the surface of the lead screw is screw-connected with a moving plate, the inner wall of the moving plate is fixedly connected with the surface of the drip irrigation pipe, and the upper surface of the moving plate is slidably connected with the inner top wall of the guide cylinder.

[0014] The utility model discloses a beneficial effect is:

[0015] 1. Water and fertilizer tank movement drive gear on the surface of the rack contact, so that the gear rotates, the gear rotation drives the cam to rotate, and when the cam rotates and the surface of the contact plate contacts, the extension spring becomes long, at this moment, the fan-shaped plate is driven to rotate through the contact plate, and when the surface of the fan-shaped plate separates from the through hole, the water and fertilizer liquid in the water and fertilizer tank enters the cannula and the drip irrigation pipe through the water outlet pipe, and the liquid in the drip irrigation pipe is discharged through the first water dripping hole and the second water dripping hole under the action of gravity, so that the drip irrigation of the crops is realized automatically in the process of moving the drip irrigation pipe.

[0016] 2. The lead screw rotates and drives the moving plate to slide in the guide cylinder, and the position is adjusted, so that the drip irrigation operation of the crops planted in the greenhouse is carried out through the moving plate driving the drip irrigation pipe to move, and the limitation of the traditional pipeline drip irrigation on the soil surface is avoided through the above structure. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the sectional structure schematic diagram of the greenhouse in the utility model;

[0019] Figure 3It is the sectional structure schematic view of the water and fertilizer tank in the utility model.

[0020] Figure 4 It is the sectional structure schematic view of the water outlet pipe in the utility model.

[0021] Figure 5 It is the three-dimensional structure schematic view of the avoiding hole in the utility model.

[0022] In the drawing: 1, the greenhouse; 2, support frame; 3, guide cylinder; 4, avoiding hole; 5, motor; 6, screw rod; 7, moving plate; 8, drip irrigation pipe; 9, partition; 10, first drip hole; 11, second drip hole; 12, rack; 13, water and fertilizer tank; 14, insertion pipe; 15, water outlet pipe; 16, sealing ring; 17, mounting plate; 18, gear; 19, contact plate; 20, cam; 21, spring; 22, fixed plate; 23, fan blade; 24, through hole; 25, water baffle. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] Referring to Figures 1-5 A water and fertilizer drip irrigation device for crops, comprising a greenhouse 1, the inner surface of the greenhouse 1 is fixedly connected with a support frame 2, the surface of the support frame 2 is fixedly connected with a guide cylinder 3, the lower portion of the guide cylinder 3 is provided with a drip irrigation pipe 8, and the inner wall of the drip irrigation pipe 8 is fixedly connected with a circulating water lifting mechanism.

[0025] The circulating water lifting mechanism comprises an insertion pipe 14 fixedly connected to the inner wall of the drip irrigation pipe 8, the inner wall of the insertion pipe 14 is fixedly connected with a water outlet pipe 15, the top end of the water outlet pipe 15 is fixedly connected with a water and fertilizer tank 13, and the surface of the water outlet pipe 15 is fixedly connected with a sealing ring 16.

[0026] The surface of the guide cylinder 3 is fixedly connected with a rack 12, the surface of the water outlet pipe 15 is fixedly connected with a mounting plate 17, the lower surface of the mounting plate 17 is rotatably connected with a gear 18, the lower surface of the gear 18 is fixedly connected with a cam 20, and the gear 18 is engaged with the rack 12.

[0027] The inner wall of the water outlet pipe 15 is fixedly connected with a water baffle 25, the surface of the water baffle 25 is provided with a through hole 24, the surface of the water outlet pipe 15 is provided with an avoiding hole 4, the lower surface of the water baffle 25 is rotatably connected with a fan blade 23, the upper surface of the fan blade 23 is attached to the lower surface of the water baffle 25, the surface of the fan blade 23 is fixedly connected with a contact plate 19, and the contact plate 19 is at the same height as the cam 20.

[0028] The utility model discloses a support frame 2 is set up, and the protection of supporting the greenhouse 1 is carried out, the guide cylinder 3 is set up, and the movement of installing motor 5 and supporting drip irrigation pipe 8 is carried out, the insertion tube 14 is set up, and the insertion tube 14 is inserted with the water outlet pipe 15 and is matched with the cooperation, and the top of water and fertilizer tank 13 is positioned and fixed, the water and fertilizer tank 13 is set up, and the liquid of needing drip irrigation is stored, the sealing ring 16 is set up, and the flow of water is prevented and is discharged through the joint of insertion tube 14 and water outlet pipe 15, the mounting plate 17 is set up, and the support gear 18 is installed, the rack 12 is set up, when the gear 18 is contacted with the rack 12, the gear 18 is driven to rotate, and the gear 18 rotation drives the cam 20 to rotate, the water baffle 25 is set up, and the water sealing operation is carried out, the through -hole 24 is set up, and the flow of the water flow in water and fertilizer tank 13 is guided, the upper surface of the fan blade plate 23 and the lower surface of the water baffle 25 are pasted, and the below of the through -hole 24 can be blocked, when the fan blade plate 23 is separated with the through -hole 24, the flow water is discharged through the through -hole 24, the contact plate 19 is set up, and the surface of contact plate 19 is contacted with the surface of cam 20, and after can drive contact plate 19 to rotate.

[0029] The lower surface of the water and fertilizer tank 13 is fixedly connected with the fixed plate 22, one side of the fixed plate 22 is fixedly connected with the spring 21, and one end of the spring 21 is fixedly connected with the surface of the contact plate 19.

[0030] In the utility model, the installation stability of one end of the spring 21 is kept by setting the fixed plate 22, and the contact plate 19 is driven to rotate and reset by setting the spring 21.

[0031] The inner wall of the drip irrigation pipe 8 is fixedly connected with the partition 9, the inner wall of the drip irrigation pipe 8 is provided with the first water dripping hole 10 and the second water dripping hole 11, and the first water dripping hole 10 and the second water dripping hole 11 are installed on the two sides of the partition 9.

[0032] In the utility model, the space inside the drip irrigation pipe 8 is divided into two sides by setting the partition 9, the water flow in the drip irrigation pipe 8 is discharged on two sides by setting the first water dripping hole 10 and the second water dripping hole 11, and the crops planted on two sides are drip irrigated.

[0033] The surface of the guide cylinder 3 is fixedly connected with the motor 5, the output end of the motor 5 is fixedly connected with the lead screw 6, and one end of the lead screw 6 penetrates the surface of the guide cylinder 3 and is rotatably connected with the inner wall of the guide cylinder 3.

[0034] In the utility model, the lead screw 6 is rotated by driving the motor 5, and the position of the movement plate 7 is changed through the lead screw 6.

[0035] The surface of the lead screw 6 is screw-connected with the movement plate 7, the inner wall of the movement plate 7 is fixedly connected with the surface of the drip irrigation pipe 8, and the upper surface of the movement plate 7 is slidably connected with the inner top wall of the guide cylinder 3.

[0036] The utility model discloses, through setting up motion plate 7, drive drip irrigation pipe 8 position change, carry out large area drip irrigation to the crop planted in greenhouse 1.

[0037] Working principle: when drip irrigation, start motor 5, the output end of motor 5 drive screw rod 6 rotation, screw rod 6 rotation drive motion plate 7 in guiding cylinder 3 sliding, carry out position adjustment, motion plate 7 drive drip irrigation pipe 8 movement to the crop planted in greenhouse 1 drip irrigation operation, drip irrigation pipe 8 movement through the spout 14 drive water and fertilizer box 13 movement, water and fertilizer box 13 movement drive gear 18 on the surface contact of rack 12, make gear 18 rotation, gear 18 rotation drive cam 20 rotation, when cam 20 rotation and the surface contact of contact plate 19, stretch spring 21 length, contact plate 19 drive fan blade plate 23 rotation at this time, fan blade plate 23 rotation when its surface and through -hole 24 separate, the water and fertilizer liquid in water and fertilizer box 13 through outlet pipe 15 into spout 14 and drip irrigation pipe 8, the liquid in drip irrigation pipe 8 under the action of gravity, through first drip hole 10 and second drip hole 11 discharge, when the surface of contact plate 19 not cam and 20 surface contact, contact plate 19 reset under the action of spring 21, fan blade plate 23 to the lower surface of through -hole 24 carry out the adhesion plugging at this time, first drip hole 10 and second drip hole 11 will not flow out water and fertilizer liquid, the advantage of this is, in the process of moving drip irrigation pipe 8, realize the precision drip irrigation of crop automatically, by the above structure, avoided the limitation of traditional soil surface laying pipeline drip irrigation.

[0038] The above, only for the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled in the art person in the utility model disclosed technical range, according to the utility model technical scheme and the utility model concept of the utility model, equivalent replacement or change, all should cover in the protection scope of the utility model.

Claims

1. A water and fertilizer drip irrigation device for crops, comprising a greenhouse (1), characterized in that, The inner surface of the greenhouse (1) is fixedly connected with a support frame (2), the surface of the support frame (2) is fixedly connected with a guide cylinder (3), the lower portion of the guide cylinder (3) is provided with a drip irrigation pipe (8), and the inner wall of the drip irrigation pipe (8) is fixedly connected with a circulating water feeding mechanism. The circulating water feeding mechanism comprises a pipe (14) fixedly connected to the inner wall of the drip irrigation pipe (8), the inner wall of the pipe (14) is fixedly connected with a water outlet pipe (15), the top end of the water outlet pipe (15) is fixedly connected with a water and fertilizer tank (13), and the surface of the water outlet pipe (15) is fixedly connected with a sealing ring (16). The surface of the guide cylinder (3) is fixedly connected with a rack (12), the surface of the water outlet pipe (15) is fixedly connected with a mounting plate (17), the lower surface of the mounting plate (17) is rotatably connected with a gear (18), the lower surface of the gear (18) is fixedly connected with a cam (20), and the gear (18) is engaged with the rack (12). The inner wall of the water outlet pipe (15) is fixedly connected with a water baffle (25), the surface of the water baffle (25) is provided with a through hole (24), the surface of the water outlet pipe (15) is provided with a avoiding hole (4), the lower surface of the water baffle (25) is rotatably connected with a fan blade (23), the upper surface of the fan blade (23) is attached to the lower surface of the water baffle (25), the surface of the fan blade (23) is fixedly connected with a contact plate (19), and the contact plate (19) is at the same height as the cam (20).

2. The water and fertilizer drip irrigation device for crops according to claim 1, characterized in that, The lower surface of the water and fertilizer tank (13) is fixedly connected with a fixed plate (22), one side of the fixed plate (22) is fixedly connected with a spring (21), and one end of the spring (21) is fixedly connected to the surface of the contact plate (19).

3. The water and fertilizer drip irrigation device for crops according to claim 1, characterized in that, The inner wall of the drip irrigation pipe (8) is fixedly connected with a partition plate (9), the inner wall of the drip irrigation pipe (8) is provided with a first water dripping hole (10) and a second water dripping hole (11), and the first water dripping hole (10) and the second water dripping hole (11) are respectively installed on the two sides of the partition plate (9).

4. The water and fertilizer drip irrigation device for crops according to claim 1, characterized in that, The surface of the guide cylinder (3) is fixedly connected with a motor (5), the output end of the motor (5) is fixedly connected with a lead screw (6), and one end of the lead screw (6) penetrates through the surface of the guide cylinder (3) and is rotatably connected with the inner wall of the guide cylinder (3).

5. The water and fertilizer drip irrigation device for crops according to claim 4, characterized in that, The surface of the lead screw (6) is threadedly connected with a moving plate (7), the inner wall of the moving plate (7) is fixedly connected with the surface of the drip irrigation pipe (8), and the upper surface of the moving plate (7) is slidably connected with the inner top wall of the guide cylinder (3).

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