Green belt water-saving irrigation structure

Abstract

The utility model relates to a green belt water-saving irrigation structure, which belongs to the technical field of green belt irrigation, and comprises a green belt main body, a buried water channel, a first communication pipeline, a second communication pipeline, a spray pipe, a water suction pump and a water shortage warning indicator, and the buried water channel is arranged at the bottom of the green belt main body. The rainwater and irrigation water collecting device not only can collect rainwater, but also can collect irrigation water, so that the irrigation water permeating into the ground can be repeatedly used for irrigation, the utilization rate is improved, the water storage amount prompting assembly is arranged, maintenance personnel can be helped to judge whether manual watering is needed or not according to the actual water storage amount, and the maintenance efficiency is improved. The problem of water resource waste caused by continuous watering maintenance due to too much stored water is prevented, the crossing from passive drainage to active water circulation management is realized, a replicable and extensible technical template is provided for sponge city construction, an engineering structure is converted into an ecological infrastructure with vitality, and the development direction of current city rainfall flood management is combined.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of green belt irrigation, particularly to a green belt water saving irrigation structure. BACKGROUND

[0002] Green belt refers to a strip-shaped land for greening. It can eliminate visual fatigue, purify the environment, beautify the city, reduce traffic accidents and the like. In daily maintenance, a dedicated watering maintenance vehicle is usually used to irrigate plants, or a corresponding rainwater collection structure is set to irrigate the plants.

[0003] Through retrieval, the Chinese patent with the publication number CN202221777088.4 discloses a sponge city green belt rainwater collection irrigation device, which can collect rainwater and use the rainwater for green belt irrigation, save urban water resources, automatically adjust the communication between the water collecting tank and the drainage groove according to the water storage condition in the water collecting tank, prevent water evaporation, and prevent water storage deterioration.

[0004] The above technical solution has the following defects. Such a green belt water saving irrigation structure can filter and collect rainwater, thereby irrigating the green belt. However, in actual use, the green belt maintenance personnel cannot determine the rainwater storage in the rainwater collection channel. To save water resources, the present application proposes a green belt water saving irrigation structure, which can not only collect rainwater but also collect irrigation water, so that the irrigation water that seeps into the ground can be repeatedly irrigated, improving the utilization rate. The water storage amount prompting assembly is provided to help the maintenance personnel determine whether manual watering is needed according to the actual water storage amount, preventing the problem of water resource waste caused by continued watering maintenance due to excessive water storage.

[0005] Therefore, the present application improves and solves the above problems through intensive research and the use of academic principles. A technical solution that is reasonable in design and effectively improves the above defects is finally proposed.

[0006] The information disclosed in the background section of this document is only intended to deepen the understanding of the overall background of the present application and should not be regarded as acknowledging or implying in any form that the information constitutes prior art known to those skilled in the art. CONTENT OF THE UTILITY MODEL

[0007] The green belt water saving irrigation structure provided by the present application solves the problems raised in the above background, can collect rainwater and irrigation water, so that the irrigation water that seeps into the ground can be repeatedly irrigated, can help the maintenance personnel determine whether manual watering is needed according to the actual water storage amount, reduce water resource waste, and improve the utilization rate of water resources.

[0008] The utility model discloses a technical scheme which solves the above technical problems, and the technical scheme is as follows: a water-saving irrigation structure for a green belt, which comprises a green belt main body, a buried water channel, a first communication pipeline, a second communication pipeline, a spraying pipe, a water pump, and a water shortage warning device, wherein the buried water channel is arranged at the bottom of the green belt main body, the buried water channel is provided with a load-bearing grid, the load-bearing grid is provided with a load-bearing net, the top of the load-bearing net is provided with a layered filtering system, the first communication pipeline and the second communication pipeline penetrate into the buried water channel from the green belt main body, the green belt main body is uniformly provided with a pipeline support, the pipeline support supports the spraying pipe, the spraying pipe is uniformly and fixedly connected with an irrigation nozzle, one end of the water pump is communicated with the spraying pipe, and the other end of the water pump is fixedly connected with a water suction pipe, the water shortage warning device is provided with a vertical rod, the vertical rod is installed on the green belt main body through an anchor nail, the water shortage warning device is connected with a liquid level sensor, and the layered filtering system comprises, from top to bottom, a coarse sand transition layer, a gravel drainage layer, and a geotextile filtering layer.

[0009] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0010] Further, one side of the buried water channel is provided as a slope structure, the width of the buried water channel is adapted to the green planting width of the green belt main body, and irrigation water of the green plants of the green belt main body can be collected in the buried water channel through the bottom soil for standby.

[0011] Further, the water suction pipe is arranged in the buried water channel through the first communication pipeline, the bottom of the first communication pipeline is provided with a stainless steel filter screen cover, the water suction pipe can suck out the water stored in the buried water channel to irrigate the vegetation, and the stainless steel filter screen cover can filter the irrigation water.

[0012] Further, the liquid level sensor is arranged in the buried water channel through the second communication pipeline, and the liquid level sensor can detect the water level in the buried water channel.

[0013] Further, the liquid level sensor sends a signal to the water shortage warning device when detecting that the water storage is lower than a standard line, the water shortage warning device turns on a red light when receiving the information, the maintenance personnel of the green belt can intuitively understand the water storage condition of the water channel, and manual watering can be performed when the water storage amount is low.

[0014] Further, a load-bearing frame is fixedly installed at the top of the buried water channel, the load-bearing frame can support the load-bearing grid at the top, and the load-bearing grid can be more stably arranged in the buried water channel.

[0015] Further, a mounting groove is formed in the top of the buried water channel corresponding to the load-bearing grid, and the load-bearing grid is arranged in the mounting groove.

[0016] Further, the buried water channel can be provided with inspection wells every 20-30 m, equipped with grit chambers, so as to facilitate the cleaning of sundries in the water channel, and ensure the long-term stable operation of the water collection structure.

[0017] The green belt water-saving irrigation structure has the following advantages.

[0018] 1. The water in the buried water channel can be pumped to the sprinkling pipe through the water pump, and the multiple groups of irrigation nozzles arranged at the sprinkling pipe can spray the stored water to irrigate the green belt body, so that the green belt irrigation and maintenance by the watering cart is not needed when the rainwater is stored.

[0019] 2. The irrigation water and the rainwater seep from the soil of the green belt body, and the particle size gradually decreasing barrier formed by the soil-coarse sand-gravel-geotextile can effectively filter the collected water, and the filtered irrigation water and rainwater can be collected and stored in the buried water channel for subsequent recycling for green plant irrigation, so that the utilization rate of the irrigation water resource can be effectively improved, water can be saved, and the SS (suspended matter) removal rate can reach 88% in the laboratory simulation, which is better than that of the conventional infiltration channel (about 70%).

[0020] 3. The liquid level sensor in the second communication pipeline can detect the water level, and when the water level is too low to be in a water shortage state, the light is turned on to indicate that the green belt maintenance personnel can observe the water shortage warning light to manually irrigate the green belt body, and if the light is not turned on, it means that there is still water storage, and the irrigation water resource is not wasted.

[0021] 4. Such a green belt water-saving irrigation structure not only collects rainwater but also collects irrigation water, so that the irrigation water seeping into the ground can be repeatedly irrigated to improve the utilization rate, and the water storage amount prompting assembly can help the maintenance personnel to determine whether manual watering is needed according to the actual water storage amount, prevent the problem of water resource waste caused by continuing watering maintenance when the water storage amount is relatively large, realize the leap from "passive drainage" to "active water circulation management", provide a replicable and expandable technical template for the construction of a sponge city, convert the engineering structure into a life-supporting ecological infrastructure, and meet the development direction of contemporary urban rainwater and flood management.

[0022] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and the utility model can be implemented according to the content of the specification, the following is a detailed description of the preferred embodiment of the utility model and the accompanying drawings. The specific implementation of the utility model is given in detail by the following examples and the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0023] The accompanying drawings, which are included to provide a further understanding of the present invention and form part of this application, illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the present invention and do not constitute an undue limitation thereof. In the drawings:

[0024] Figure 1 A schematic diagram of a water-saving irrigation structure for green belts provided in an embodiment of this utility model;

[0025] Figure 2 This is a schematic diagram of the structure of a sprinkler pipe in a water-saving irrigation structure for a green belt, provided in an embodiment of the present invention.

[0026] Figure 3 This is a schematic diagram of the buried water channel in a water-saving irrigation structure for green belts, provided in one embodiment of the present invention.

[0027] Figure 4 This is a schematic diagram of the load-bearing grid in a water-saving irrigation structure for green belts, provided in an embodiment of the present invention.

[0028] Figure 5 This is a schematic diagram of the load-bearing net in a water-saving irrigation structure for a green belt, provided as an embodiment of the present invention.

[0029] The attached diagram lists the components represented by each number as follows:

[0030] 1. Main body of green belt; 2. Buried water channel; 3. Load-bearing grid; 4. Load-bearing mesh; 5. Layered filtration system; 6. Load-bearing frame; 7. No. 1 connecting pipe; 8. No. 2 connecting pipe; 9. Pipe support; 10. Sprinkler pipe; 11. Irrigation nozzle; 12. Water pump; 13. Pumping pipe; 14. Water shortage warning device; 15. Pole; 16. Liquid level sensor; 17. Stainless steel filter screen cover. Detailed Implementation

[0031] The following is in conjunction with the appendix Figures 1-5 The principles and features of this utility model are described below. The examples given are for illustrative purposes only and are not intended to limit the scope of this utility model. The utility model is described more specifically in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of this utility model will become clearer from the following description and claims. It should be noted that the drawings are in a very simplified form and use non-precise proportions, and are only used to facilitate and clarify the illustration of the embodiments of this utility model.

[0032] It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or intervening components can also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components can also be present. When a component is referred to as being "disposed" on another component, it can be directly on the other component or intervening components can also be present. The terms "vertical", "horizontal", "left", "right", and similar terms as used herein are for purposes of description only and not intended to be limiting.

[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for describing particular embodiments only and is not intended to be limiting. The use herein of the terms "including", "comprising", "having" and the like are meant to encompass the items listed thereafter as well as other items.

[0034] As shown in Figures 1-5 A kind of water-saving irrigation structure of green belt, including green belt main body 1, buried water channel 2, one-way communication pipeline 7, two-way communication pipeline 8, spray pipe 10, water pump 12, water shortage warning device 14, buried water channel 2 is arranged at the bottom of green belt main body 1, buried water channel 2 is installed with load-bearing grid 3, load-bearing grid 3 is installed with load-bearing net 4, the top of load-bearing net 4 is provided with layered filter system 5, one-way communication pipeline 7 and two-way communication pipeline 8 are from green belt main body 1 into buried water channel 2, green belt main body 1 is evenly installed with pipeline support 9, pipeline support 9 supports spray pipe 10, spray pipe 10 is evenly fixed and communicated with irrigation sprinkler 11, one end of water pump 12 is communicated with spray pipe 10, the other end is fixed and communicated with water suction pipe 13, water shortage warning device 14 is provided with vertical rod 15, vertical rod 15 is installed in green belt main body 1 by anchor nail, water shortage warning device 14 is connected with liquid level sensor 16, layered filter system 5 is in turn coarse sand transition layer, gravel drainage layer and geotextile filter layer from top to bottom.

[0035] Preferably, one side of buried water channel 2 is provided as a slope structure, the width of buried water channel 2 is adapted to the width of green plant laying of green belt main body 1, the irrigation water of green plant of green belt main body can be collected in buried water channel through the bottom soil for standby.

[0036] Preferably, water suction pipe 13 is placed in buried water channel 2 through one-way communication pipeline 7, the bottom of one-way communication pipeline 7 is provided with stainless steel filter screen cover 17, so that water suction pipe can pump out the water stored in buried water channel to irrigate vegetation, stainless steel filter screen cover 17 can filter irrigation water.

[0037] Preferably, the liquid level sensor 16 is arranged in the buried water channel 2 through the second communication pipeline 8, and the liquid level sensor arranged in the buried water channel can detect the water level.

[0038] Preferably, the liquid level sensor 16 sends a signal to the water shortage alarm 14 when the water storage is below the standard line, and the water shortage alarm 14 turns on a red light when receiving the signal, so that the maintenance personnel of the green belt can intuitively understand the water storage condition of the water channel, and manual watering can be performed when the water storage is low.

[0039] Preferably, the top of the buried water channel 2 is fixedly provided with a bearing frame 6, and the bearing frame can support the top bearing grid, so that the bearing grid can be more stably arranged in the buried water channel.

[0040] Preferably, the top of the buried water channel 2 is provided with a mounting groove corresponding to the bearing grid 3, and the bearing grid 3 is arranged in the mounting groove.

[0041] Preferably, the buried water channel 2 can be provided with an inspection well every 20-30 m, and a sand setting tank is arranged, so that the sundries in the water channel can be cleaned, and the long-term stable operation of the water collecting structure can be ensured.

[0042] The specific working principle and use method of the utility model are as follows: starting the water pump 12 can draw water in the buried water channel 2 to the spraying pipe 10 through the water pipe 13, a plurality of groups of irrigation nozzles 11 arranged at the spraying pipe 10 can spray the stored water to irrigate the green belt main body 1, and the irrigation water or rainwater seeps from the soil of the green belt main body 1; the top of the bearing net 4 is provided with a layered filtering system 5; the soil layer of the green belt main body preliminarily filters large particle silt; the plant root system fixes the soil; the coarse sand transition layer adopts 2-4 mm water-washed quartz sand to intercept the medium particle silt eroded from the soil layer; the gravel drainage layer is graded gravel with a particle size of 10-20 mm and a porosity of ≥30%; the geotextile filtering layer can adopt polyester filament non-woven geotextile with a grammage of 150-200 g / m 2 , a penetration coefficient of ≥0.1 cm / s, and the like to filter the silt in the water; the filtered irrigation water and rainwater can be collected in the buried water channel 2 for storage, so as to be recycled for subsequent green plant irrigation; the liquid level sensor 16 in the second communication pipeline 8 can detect the water level; when the water level is too low, the liquid level sensor 16 can send a signal to the water shortage alarm 14; the water shortage alarm 14 turns on a light after receiving the signal; the maintenance personnel of the green belt can manually irrigate the green belt main body 1 when observing that the water shortage alarm 14 turns on; if the water shortage alarm 14 does not turn on, it means that there is still water storage, and irrigation water resources are not wasted.

[0043] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form; any person skilled in the art can smoothly implement the present application according to the drawings shown in the specification and the above description; however, any person skilled in the art can make slight changes, modifications and equivalent changes of the present application within the scope of the technical scheme of the present application, and the equivalent embodiments of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. A water-saving irrigation structure for green belts, comprising a green belt body (1), a buried water channel (2), a first connecting pipe (7), a second connecting pipe (8), a sprinkler pipe (10), a water pump (12), and a water shortage warning device (14), characterized in that: The buried water channel (2) is located at the bottom of the main body of the green belt (1). The buried water channel (2) is equipped with a load-bearing grid (3). The load-bearing grid (3) is equipped with a load-bearing net (4). A layered filtration system (5) is installed on the top of the load-bearing net (4). The first connecting pipe (7) and the second connecting pipe (8) pass through the main body of the green belt (1) into the buried water channel (2). Pipe supports (9) are evenly installed on the main body of the green belt (1). The pipe supports (9) support the sprinkler pipes (10). The sprinkler pipe (10) is uniformly and fixedly connected to the irrigation nozzle (11). One end of the water pump (12) is connected to the sprinkler pipe (10), and the other end is fixedly connected to the water pump pipe (13). The water shortage warning device (14) is equipped with a pole (15). The pole (15) is installed on the main body (1) of the green belt by anchor nails. The water shortage warning device (14) is connected to a liquid level sensor (16). The layered filtration system (5) consists of a coarse sand transition layer, a gravel drainage layer and a geotextile filter layer from top to bottom.

2. The water-saving irrigation structure for green belts according to claim 1, characterized in that, One side of the buried water channel (2) is set as a sloping structure, and the width of the buried water channel (2) is adapted to the width of the green belt main body (1) greening.

3. The water-saving irrigation structure for green belts according to claim 1, characterized in that, The pumping pipe (13) passes through the No. 1 connecting pipe (7) and is placed in the buried water channel (2). A stainless steel filter screen (17) is installed at the bottom of the No. 1 connecting pipe (7).

4. The water-saving irrigation structure for green belts according to claim 1, characterized in that, The liquid level sensor (16) is placed in the buried water channel (2) through the second connecting pipe (8).

5. The water-saving irrigation structure for green belts according to claim 1, characterized in that, When the liquid level sensor (16) detects that the water level is below the standard line, it sends a signal to the water shortage alarm (14), and the water shortage alarm (14) lights up a red light upon receiving the information.

6. The water-saving irrigation structure for green belts according to claim 1, characterized in that, A load-bearing frame (6) is fixedly installed on the top of the buried water channel (2).

7. The water-saving irrigation structure for green belts according to claim 1, characterized in that, The top of the buried water channel (2) is provided with a mounting groove corresponding to the load-bearing grid (3), and the load-bearing grid (3) is placed in the mounting groove.

8. The water-saving irrigation structure for green belts according to claim 1, characterized in that, The buried water channel (2) can be equipped with inspection wells every 20-30m and sedimentation tanks.

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