Greenhouse water-saving spraying device

Abstract

The greenhouse water-saving spraying device comprises a rotary spraying mechanism, a water flow adjusting mechanism and an auxiliary adjusting mechanism, the rotary spraying mechanism comprises a rotating motor, a top sleeve, a rotating shaft, a flow dividing pipe, a branch pipe and a spraying head, and the water flow adjusting mechanism comprises an adjusting pipe, a bottom pipe, a side pipe, a sliding rod, a blocking plate and an adjusting cavity. The auxiliary adjusting mechanism comprises a hydraulic cylinder, a pressing plate, an adjusting spring and a sliding plate, a wide spraying coverage range is achieved through rotation movement, it is ensured that water is evenly distributed in a greenhouse, local drought or over-wet is avoided, the device can adapt to greenhouse spaces of different sizes and shapes, the water flow is accurately adjusted through a blocking plate, and the water saving target is achieved. The water flow can be adjusted according to water demands of different plants and environmental conditions, and water pressure changes and demand changes can be rapidly adapted.

Description

TECHNICAL FIELD

[0001] The utility model relates to a spraying technical field more specifically, it relates to a kind of greenhouse water-saving sprinkling device. BACKGROUND

[0002] A kind of greenhouse water-saving sprinkling device is specially designed for greenhouse high-efficiency, water-saving irrigation system.This device can accurately control water volume and spraying range, provide the most suitable moisture for plants, while significantly reducing water waste.

[0003] In the prior art, first, part of the device spraying coverage is limited, cannot realize large-area uniform spraying, and the spraying efficiency is low, which may lead to insufficient or excessive water in some areas, cannot adapt to different sizes and shapes of greenhouse space, needs more fixed spray heads to cover the same area, increases cost and complexity, is difficult to realize dynamic adjustment of spraying range and intensity, may cause uneven water distribution in local area, affects plant growth, second, part of the device cannot accurately control water flow, leading to water waste, is difficult to adjust according to the water requirement of different plants, cannot meet the changing needs under different seasons and weather conditions, may cause the problem of excessive watering or insufficient watering, lacks water-saving function, does not meet the requirements of modern agricultural water saving, is difficult to realize automatic control, increases manual operation and supervision cost. SUMMARY

[0004] (I) technical problem solved

[0005] In view of the problems existing in the prior art, the utility model provides a kind of greenhouse water-saving sprinkling device to solve the technical problems, such as the limited device spraying coverage in the background art, and the device cannot accurately control water flow.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of greenhouse water-saving sprinkling device, including rotary spraying mechanism, water flow adjusting mechanism and auxiliary adjusting mechanism, the rotary spraying mechanism includes rotation motor, top cover, pivot, shunt pipe, branch pipe and spray head, rotation motor is installed on the top end face of top cover, pivot is installed on the output end of rotation motor, and the one end of pivot extends into the inside of top cover, shunt pipe is connected with pivot, multiple groups of branch pipes are installed on shunt pipe, multiple groups of spray heads are installed on branch pipe, the water flow adjusting mechanism includes adjusting pipe, bottom pipe, side pipe, sliding rod, blocking plate and adjusting cavity, bottom pipe is installed at the bottom of adjusting cavity, side pipe and adjusting pipe are respectively installed on the two side surfaces of adjusting cavity, blocking plate is slidably arranged in the inside of adjusting cavity, sliding rod is slidably arranged in adjusting pipe, and the one end of sliding rod is connected with the one end surface of blocking plate, and the blocking plate can control the flow capacity of side pipe and bottom pipe.

[0008] The utility model further provides for, the auxiliary adjusting mechanism includes hydraulic cylinder, pressing plate, adjusting spring and sliding plate, hydraulic cylinder installs on the side of adjusting pipe, pressing plate installs at one end of hydraulic cylinder, sliding plate is fixedly installed on sliding rod, adjusting spring is installed between sliding plate and pressing plate, the position of pressing plate can be controlled by hydraulic cylinder, make pressing plate control adjusting spring's tightening amount, further adjust the pre -tightening force of adjusting spring, it is convenient to utilize water flow control and break the activity of board.

[0009] The utility model further provides for, the top end face of top cover is equipped with mounting bracket, and rotating motor is installed on mounting bracket, the setting of mounting bracket, it is convenient for stable operation of rotating motor.

[0010] The utility model further provides for, be provided with connecting hose on mounting bracket, and one end of connecting hose is connected with shunt pipe, connecting hose is connected shunt pipe and bottom pipe flexibly, adapt to rotary motion.

[0011] The utility model further provides for, adjusting cavity is installed on mounting bracket, and one end of bottom pipe is connected with connecting hose, the setting of bottom pipe and connecting pipe, it is convenient for water supply for spray assembly.

[0012] The utility model further provides for, be equipped with external hose on side pipe, and external hose is connected with outside water supply setting and is connected, external hose is convenient to connect external water source, increase the applicability of system.

[0013] The utility model further provides for, one end of adjusting pipe is equipped with support rod, and the other end of support rod is fixedly connected with one end of hydraulic cylinder, and support rod provides stable support for hydraulic cylinder, ensures accurate operation.

[0014] The utility model further provides for, guiding frame is fixedly installed on the inner wall of adjusting pipe, and sliding rod is slidably arranged on guiding frame, and guiding frame guides the movement of sliding rod, improves control accuracy.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a greenhouse water-saving spray device, has the following

[0017] Beneficial effects:

[0018] The utility model sets up rotating spray mechanism, realizes extensive spray coverage through rotary motion, ensures that moisture is evenly distributed in the greenhouse, avoids local drought or excessive humidity, can adapt to greenhouse space of different size and shape, reduces the number of required spray heads, reduces system complexity and cost, can control spray intensity and range by adjusting rotating speed, improves water resource utilization efficiency and reduces waste.

[0019] The utility model discloses set up water flow adjusting mechanism, accurate adjustment water flow through the blocking plate, realize water -saving goal, can adjust water flow according to different plant water requirement and environmental condition, can rapidly adapt to water pressure variation and demand change, reduce manual intervention, improve system efficiency, avoid excessive water, meet the modern agricultural sustainable development requirement, can satisfy the change demand under different seasons and weather conditions.

[0020] The utility model discloses set up auxiliary adjusting mechanism, the combination of hydraulic cylinder and adjusting spring realizes the fine adjustment of water flow, balances water flow pressure, improves system operation stability, can realize remote or automation control, improves the operation convenience, has quick reaction ability to water pressure variation, accurately balances water flow pressure and system demand, and automatic regulation reduces manual operation demand. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the overall structural schematic view of the device in the utility model in unused state;

[0022] Figure 2 It is the structural schematic view of the bottom of rotating spray mechanism in the utility model;

[0023] Figure 3 It is the structural schematic view of water flow adjusting mechanism in the utility model;

[0024] Figure 4 It is the structural schematic view of water flow adjusting mechanism and auxiliary adjusting mechanism in the utility model;

[0025] Figure 5 It is the structural schematic view of water flow adjusting mechanism and auxiliary adjusting mechanism inside in the utility model.

[0026] In the drawing: 1, rotating motor;2, top cover;3, rotating shaft;4, shunt pipe;5, branch pipe;6, spray head;7, adjusting pipe;8, bottom pipe;9, side pipe;10, sliding rod;11, blocking plate;12, adjusting cavity;13, hydraulic cylinder;14, pressing plate;15, adjusting spring;16, sliding plate;17, mounting frame;18, external hose;19, support rod;20, guide frame;21, connecting hose. DETAILED DESCRIPTION

[0027] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0028] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0029] In the utility model, in the case that no opposite statement is made, the orientation such as "up, down" is usually for the direction shown in the drawing or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is usually for the left and right shown in the drawing; "inner, outer" refers to the inner and outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0030] Please refer to Figures 1-5 The utility model discloses a kind of greenhouse water-saving spraying devices, including rotating spraying mechanism, water flow adjusting mechanism and auxiliary adjusting mechanism, rotating spraying mechanism includes rotating motor 1, top cover 2, rotating shaft 3, shunt pipe 4, branch pipe 5 and shower head 6, rotating motor 1 is installed on the top end surface of top cover 2, rotating shaft 3 is installed in the output end of rotating motor 1, and one end of rotating shaft 3 extends into the inside of top cover 2, shunt pipe 4 is connected with rotating shaft 3, multiple branch pipes 5 are installed on shunt pipe 4, and multiple shower heads 6 are installed on branch pipe 5, water flow adjusting mechanism includes adjusting pipe 7, bottom pipe 8, side pipe 9, sliding rod 10, blocking plate 11 and adjusting cavity 12, bottom pipe 8 is installed at the bottom of adjusting cavity 12, side pipe 9 and adjusting pipe 7 are respectively installed on the two side surfaces of adjusting cavity 12, blocking plate 11 is slidably arranged in the inside of adjusting cavity 12, sliding rod 10 is slidably arranged in adjusting pipe 7, and one end of sliding rod 10 is connected with one end surface of blocking plate 11, and blocking plate 11 can control the flow capacity of side pipe 9 and bottom pipe 8.

[0031] In the embodiment, rotating motor 1 is started, and regular reciprocating rotation is carried out, rotating shaft 3 is rotated, rotating shaft 3 drives the reciprocating rotation of shunt pipe 4 connected therewith, multiple branch pipes 5 installed on shunt pipe 4 are rotated, and shower head 6 on branch pipe 5 is rotated to spray water flow, so that multi-angle coverage is realized, external water supply enters adjusting cavity 12 through side pipe 9, water flow flows from adjusting cavity 12 to bottom pipe 8, and then enters shunt pipe 4 through connecting hose 21, blocking plate 11 slides in adjusting cavity 12, the flow capacity between side pipe 9 and bottom pipe 8 is controlled, sliding rod 10 moves in adjusting pipe 7, and blocking plate 11 is adjusted in position by using water flow.

[0032] Auxiliary adjusting mechanism includes hydraulic cylinder 13, pressing plate 14, adjusting spring 15 and sliding plate 16, hydraulic cylinder 13 is installed on the side surface of adjusting pipe 7, pressing plate 14 is installed at one end of hydraulic cylinder 13, sliding plate 16 is fixedly installed on sliding rod 10, adjusting spring 15 is installed between sliding plate 16 and pressing plate 14, hydraulic cylinder 13 can control the position of pressing plate 14, so that pressing plate 14 controls the tightening amount of adjusting spring 15, and then the pre-tightening force of adjusting spring 15 is adjusted, so as to control the movement amount of blocking plate 11 by using water flow.

[0033] In this embodiment, the hydraulic cylinder 13 controls the position of the pressing plate 14, the pressing plate 14 compresses or releases the adjusting spring 15, the pre-tightening force of the adjusting spring 15 changes, which affects the position of the sliding plate 16, the sliding plate 16 drives the sliding rod 10 to move, thereby controlling the position of the blocking plate 11, and the water flow pressure and the pre-tightening force of the adjusting spring 15 jointly act on the blocking plate 11 to accurately control the movement of the blocking plate 11.

[0034] Please refer to Figures 1-5 , as a supplementary embodiment of the rotating spraying mechanism, the water flow adjusting mechanism and the auxiliary adjusting mechanism: the top end face of the top sleeve 2 is provided with a mounting frame 17, and the rotating motor 1 is mounted on the mounting frame 17. A connecting hose 21 is provided through the mounting frame 17, and one end of the connecting hose 21 is connected with the shunt pipe 4. The adjusting cavity 12 is mounted on the mounting frame 17, and the bottom pipe 8 is connected with one end of the connecting hose 21. The side pipe 9 is provided with an external hose 18, and the external hose 18 is connected with the external water supply. One end of the adjusting pipe 7 is provided with a support rod 19, and the other end of the support rod 19 is fixedly connected with one end of the hydraulic cylinder 13. The inner wall of the adjusting pipe 7 is fixedly provided with a guide frame 20, and the sliding rod 10 is slidingly arranged on the guide frame 20.

[0035] More specifically, the external water supply is opened, the water flow enters the adjusting cavity 12 through the side pipe 9, and according to the need, the position of the pressing plate 14 is adjusted by the hydraulic cylinder 13, the pressing plate 14 compresses the adjusting spring 15 to change the pre-tightening force, the water flow pressure and the force of the adjusting spring 15 jointly act on the blocking plate 11 to control the position of the blocking plate 11, the blocking plate 11 adjusts the flow between the side pipe 9 and the bottom pipe 8 to control the water flow into the shunt pipe 4, the rotating motor 1 is started to drive the rotating shaft 3, the shunt pipe 4, the branch pipe 5 and the spraying head 6 to reciprocate, the water flow passes through the shunt pipe 4 and the branch pipe 5 to reach the spraying head 6, the spraying head 6 rotates to spray water flow, realizing large-area coverage. According to the water demand of the plants in the greenhouse, the hydraulic cylinder 13 is adjusted at any time, the hydraulic cylinder 13 controls the pressing plate 14 to adjust the pre-tightening force of the adjusting spring 15, the change of the pre-tightening force affects the position of the blocking plate 11 to realize accurate control of the water flow, and the rotating spraying ensures that the water flow is uniformly distributed in the greenhouse. The design of multiple branch pipes 5 and spraying heads 6 increases the coverage area, accurate control of the water flow can avoid excessive watering, rotating spraying ensures uniform distribution of water, reduces waste, and when it is needed to stop, the external water supply is closed first, and then the rotating motor 1 is closed to stop the rotating spraying.

[0036] In summary, when the rotating spraying mechanism needs to be operated, the rotating motor 1 is started to rotate regularly to drive the rotating shaft 3 to rotate, the rotating shaft 3 drives the shunt pipe 4 connected thereto to reciprocate, the multiple branch pipes 5 mounted on the shunt pipe 4 rotate, and the spraying head 6 on the branch pipe 5 rotates to spray water flow, realizing multi-angle coverage.

[0037] When the water flow regulating mechanism needs to be operated, external water supply enters the regulating cavity 12 through the side pipe 9, and the water flow flows from the regulating cavity 12 to the bottom pipe 8, and then enters the shunt pipe 4 through the connecting hose 21. The blocking plate 11 slides in the regulating cavity 12, controls the flow between the side pipe 9 and the bottom pipe 8, and the sliding rod 10 moves in the regulating pipe 7, and the water flow drives the blocking plate 11 to adjust the position.

[0038] When the auxiliary regulating mechanism needs to be operated, the hydraulic cylinder 13 controls the position of the pressing plate 14, the pressing plate 14 compresses or releases the regulating spring 15, the pre-tightening force of the regulating spring 15 changes, the position of the sliding plate 16 is affected, the sliding plate 16 drives the sliding rod 10 to move, and then the position of the blocking plate 11 is controlled. The water flow pressure and the pre-tightening force of the regulating spring 15 jointly act on the blocking plate 11 to accurately control the movement of the blocking plate 11.

[0039] When the water flow regulating mechanism needs to be operated, external water supply enters the regulating cavity 12 through the side pipe 9, and the water flow flows from the regulating cavity 12 to the bottom pipe 8, and then enters the shunt pipe 4 through the connecting hose 21. The blocking plate 11 slides in the regulating cavity 12, controls the flow between the side pipe 9 and the bottom pipe 8, and the sliding rod 10 moves in the regulating pipe 7, and the water flow drives the blocking plate 11 to adjust the position.

[0040] In all the schemes mentioned above, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be described one by one. In the above, whenever there is a fixed connection, welding is preferred, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A water-saving sprinkling device for a greenhouse, comprising a rotating sprinkling mechanism, a water flow adjusting mechanism, and an auxiliary adjusting mechanism, characterized in that: The rotating spraying mechanism comprises a rotating motor (1), a top sleeve (2), a rotating shaft (3), a shunt pipe (4), branch pipes (5) and spraying heads (6), the rotating motor (1) is installed on the top end face of the top sleeve (2), the rotating shaft (3) is installed on the output end of the rotating motor (1), one end of the rotating shaft (3) extends into the inside of the top sleeve (2), the shunt pipe (4) is connected with the rotating shaft (3), a plurality of branch pipes (5) are installed on the shunt pipe (4), and a plurality of spraying heads (6) are installed on the branch pipes (5).

2. A water saving sprinkling device for greenhouses according to claim 1, characterized in that: The water flow adjusting mechanism comprises an adjusting pipe (7), a bottom pipe (8), a side pipe (9), a sliding rod (10), a blocking plate (11) and an adjusting cavity (12), the bottom pipe (8) is installed at the bottom of the adjusting cavity (12), the side pipe (9) and the adjusting pipe (7) are installed on the two side faces of the adjusting cavity (12) respectively, the blocking plate (11) is slidably arranged in the inside of the adjusting cavity (12), the sliding rod (10) is slidably arranged in the adjusting pipe (7), one end of the sliding rod (10) is connected with one end face of the blocking plate (11), and the blocking plate (11) can control the flow capacity of the side pipe (9) and the bottom pipe (8).

3. A water saving sprinkling device for greenhouses according to claim 1, characterized in that: The auxiliary adjusting mechanism comprises a hydraulic cylinder (13), a pressing plate (14), an adjusting spring (15) and a sliding plate (16), the hydraulic cylinder (13) is installed on the side face of the adjusting pipe (7), the pressing plate (14) is installed at one end of the hydraulic cylinder (13), the sliding plate (16) is fixedly installed on the sliding rod (10), the adjusting spring (15) is installed between the sliding plate (16) and the pressing plate (14), the hydraulic cylinder (13) can control the position of the pressing plate (14), the pressing plate (14) controls the tightening amount of the adjusting spring (15), and the pre-tightening force of the adjusting spring (15) is adjusted, so that the movement amount of the blocking plate (11) is controlled by the water flow.

4. A water saving irrigation device for greenhouses according to claim 3, characterized in that: The top end face of the top sleeve (2) is provided with a mounting frame (17), and the rotating motor (1) is mounted on the mounting frame (17).

5. A water saving irrigation device for greenhouses according to claim 4, characterized in that: A connecting hose (21) is arranged through the mounting frame (17), and one end of the connecting hose (21) is connected with the shunt pipe (4).

6. A water saving sprinkling device for greenhouses according to claim 1, characterized in that: The adjusting cavity (12) is mounted on the mounting frame (17), and the bottom pipe (8) is connected with one end of the connecting hose (21).

7. A water saving sprinkling device for greenhouses according to claim 1, characterized in that: An external hose (18) is mounted on the side pipe (9), and the external hose (18) is connected with external water supply.

8. A water saving sprinkling device for greenhouses according to claim 1, characterized in that: One end of the adjusting pipe (7) is provided with a supporting rod (19), and the other end of the supporting rod (19) is fixedly connected with one end of the hydraulic cylinder (13). A guide frame (20) is fixedly installed on the inner wall of the adjusting pipe (7), and the sliding rod (10) is slidably arranged on the guide frame (20).

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