Rainwater purification and circulation device for agricultural irrigation

Abstract

The utility model discloses a rainwater purification and circulation device for agricultural irrigation, and belongs to the technical field of agriculture. Comprising a water storage tank; the water receiving frame is fixedly mounted at the top of the water storage tank; the filtering frame is clamped in the water receiving frame; the downpipe is fixedly arranged between the top of the water storage tank and the bottom of the water receiving frame in a penetrating manner; when it rains, rainwater is received through the water receiving frame, filtered through the filtering frame and then flows into the downpipe, the rainwater is gathered in the downpipe, the blocking mechanism is started under the gravity action of the rainwater, the rainwater conveniently enters the water storage tank to be stored, and after the rainwater completely flows into the water storage tank, the rainwater flows into the downpipe through the blocking mechanism. The plugging mechanism automatically plugs the downpipe, evaporation of stored rainwater is reduced, the storage effect is improved, and subsequent agricultural irrigation is facilitated.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of agricultural technology, more particularly, to an agricultural irrigation rainwater purification and recycling device. BACKGROUND

[0002] In agricultural irrigation, some rainwater collection devices are often set up to collect daily rainfall for later irrigation of crops.

[0003] The prior art document with publication number CN205189047U provides an agricultural irrigation rainwater purification and recycling device. The device is characterized by a top surface of the farmland ground provided with a water collecting tank, a filter tank fixedly inserted into the water collecting tank, a plurality of filter materials placed in the filter tank, a connecting water pipe fixedly inserted into the middle layer of the lower top surface of the water collecting tank, a filter cover fixedly covered on the top surface of the connecting water pipe, and a water storage tank fixedly connected to the lower top surface of the connecting water pipe, and the water storage tank is in communication with the connecting water pipe.

[0004] The prior art solution described above can achieve the beneficial effects related to the prior art structure, but still has the following defects:

[0005] The top and bottom of the connecting water pipe are always in an open state. In hot weather such as summer, the water in the water outlet tank is affected by high temperature and evaporates through the connecting water pipe, resulting in a decrease in the storage of rainwater, which is not conducive to rainwater storage.

[0006] In view of the above-mentioned related technology, the utility model person believes that the top and bottom of the connecting water pipe are always in an open state. In hot weather such as summer, the water in the water outlet tank is affected by high temperature and evaporates through the connecting water pipe, resulting in a decrease in the storage of rainwater, which is not conducive to rainwater storage.

[0007] In view of the above-mentioned related technology, the utility model person believes that the top and bottom of the connecting water pipe are always in an open state. In hot weather such as summer, the water in the water outlet tank is affected by high temperature and evaporates through the connecting water pipe, resulting in a decrease in the storage of rainwater, which is not conducive to rainwater storage. CONTENT OF THE UTILITY MODEL

[0008] 1. Technical problem to be solved

[0009] The present application aims to provide an agricultural irrigation rainwater purification and recycling device, which solves the technical problem that the top and bottom of the connecting water pipe are always in an open state in the above background technology, and the water in the water outlet tank is affected by high temperature and evaporates through the connecting water pipe in hot weather such as summer, resulting in a decrease in the storage of rainwater, which is not conducive to rainwater storage. The technical effect is achieved.

[0010] 2. Technical solution

[0011] The technical scheme provides an agricultural irrigation rainwater purification and recycling device, which comprises:

[0012] A water storage tank;

[0013] A water receiving frame is fixedly arranged on the top of the water storage tank;

[0014] A filter frame is clamped in the water receiving frame;

[0015] A downpipe is fixedly arranged between the top of the water storage tank and the bottom of the water receiving frame;

[0016] A blocking mechanism is arranged between the bottom of the downpipe and the inner wall of the water storage tank.

[0017] According to the above scheme, when it rains, rainwater is received by the water receiving frame, flows into the downpipe after being filtered by the filter frame, and is stored in the water storage tank under the action of gravity, so that the blocking mechanism is opened, the rainwater is stored in the water storage tank, and the rainwater is completely stored in the water storage tank. After the blocking mechanism automatically blocks the downpipe, the evaporation of the stored rainwater is reduced, the storage effect is improved, and the subsequent agricultural irrigation is facilitated.

[0018] Optionally, a flange is integrally arranged on the top edge of the filter frame, the width of the flange is greater than the thickness of the side wall of the water receiving frame, the bottom of the filter frame is a mesh structure, and an activated carbon plate is clamped at the bottom of the inner cavity of the water receiving frame.

[0019] According to the above scheme, the flange at the top of the filter frame is convenient to lift from the water receiving frame, convenient to clean, and the activated carbon plate improves the filtering and purifying effect of the rainwater.

[0020] Optionally, the blocking mechanism comprises a sliding cylinder, the sliding cylinder is slidably sleeved on the bottom of the downpipe, a plurality of water permeable holes are formed in the sliding cylinder and the downpipe, a plurality of connecting plates are fixedly arranged on the outer wall of the sliding cylinder, one end of a guide rod is fixedly connected to the top of the connecting plate, a fixed cylinder is sleeved on the guide rod, the top of the fixed cylinder is fixedly connected to the top of the inner cavity of the water storage tank, the top of the guide rod penetrates into the inner cavity of the fixed cylinder and is fixedly arranged with a piston, a spring is arranged between the bottom of the piston and the bottom of the inner cavity of the fixed cylinder, an air inlet hole and an air outlet hole are formed in the top side wall of the fixed cylinder, a one-way valve is fixedly arranged in the air inlet hole, and the cross section of the air outlet hole is a small and narrow structure.

[0021] Through the above scheme, after the rainwater enters the downpipe, the rainwater gravity presses on the bottom plate of the sliding cylinder, so that the sliding cylinder slides down, the connecting plate pulls down the guide rod, the spring is compressed, at this time the piston moves down, the fixed cylinder can quickly exhaust through the air inlet hole, so that the sliding cylinder slides down, the rainwater flows into the water storage tank through the water permeable hole, and is stored, when the rain stops, the rainwater in the downpipe gradually reduces, the sliding cylinder is lowered by gravity, the spring pushes the piston, so that the sliding cylinder moves up, at this time the air inlet hole cannot exhaust, the gas in the fixed cylinder can only slowly exhaust through the air outlet hole, so as to reduce the upward speed of the sliding cylinder, facilitate the residual rainwater to flow into the water storage tank, and finally the sliding cylinder moves up to block the water permeable hole, reduce the evaporation of the stored rainwater, and improve the water storage effect.

[0022] Optionally, the side wall of the water storage tank is provided with a manhole, and the bottom of the water storage tank is fixedly sleeved with a water outlet pipe with a valve.

[0023] Through the above scheme, the stored water in the water storage tank can be conveniently discharged through the water outlet pipe for agricultural irrigation, and the manhole facilitates opening for cleaning when there is no water in the water storage tank.

[0024] 3. Beneficial effects

[0025] One or more technical solutions provided in the technical scheme of the application have at least the following technical effects or advantages:

[0026] 1. The application is pressed on the bottom plate of the sliding cylinder by the rainwater gravity, so that the sliding cylinder slides down, the connecting plate pulls down the guide rod, the spring is compressed, at this time the piston moves down, the fixed cylinder can quickly exhaust through the air inlet hole, so that the sliding cylinder slides down, the rainwater flows into the water storage tank through the water permeable hole, and is stored, when the rain stops, the rainwater in the downpipe gradually reduces, the sliding cylinder is lowered by gravity, the spring pushes the piston, so that the sliding cylinder moves up, at this time the air inlet hole cannot exhaust, the gas in the fixed cylinder can only slowly exhaust through the air outlet hole, so as to reduce the upward speed of the sliding cylinder, facilitate the residual rainwater to flow into the water storage tank, and finally the sliding cylinder moves up to block the water permeable hole, reduce the evaporation of the stored rainwater, and improve the water storage effect. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 A schematic diagram of the overall structure of an agricultural irrigation rainwater purification and recycling device is disclosed for a preferred embodiment of the application;

[0028] Figure 2 A schematic diagram of the cross-sectional structure of an agricultural irrigation rainwater purification and recycling device is disclosed for a preferred embodiment of the application;

[0029] Figure 3 A schematic diagram of the overall structure of an agricultural irrigation rainwater purification and recycling device is disclosed for a preferred embodiment of the application; Figure 2 An enlarged structure schematic diagram of A in the middle;

[0030] Figure 4The application discloses a rainwater storage and recycling device Figure 3 An enlarged structural schematic view of the middle B is shown in the figure.

[0031] Explanation of the figure labels: 1, water storage tank; 2, water receiving frame; 3, filter frame; 4, downpipe; 5, plugging mechanism; 51, sliding cylinder; 52, water-permeable hole; 53, connecting plate; 54, fixed cylinder; 55, guide rod; 56, piston; 57, spring; 58, air inlet hole; 59, air outlet hole; 6, activated carbon plate; 7, water outlet pipe; 8, manhole. DETAILED DESCRIPTION

[0032] The application is further described in detail below in combination with the accompanying drawings of the specification.

[0033] With reference to Figure 1 and Figure 2 , the application provides a rainwater purification and recycling device for agricultural irrigation, which comprises a water storage tank 1, a water receiving frame 2 fixedly installed at the top of the water storage tank 1, a filter frame 3 clamped in the water receiving frame 2, a downpipe 4 fixedly and penetratively arranged between the top of the water storage tank 1 and the bottom of the water receiving frame 2, and a plugging mechanism 5 installed between the bottom of the downpipe 4 and the inner wall of the water storage tank 1. When it rains, rainwater is received by the water receiving frame 2, flows into the downpipe 4 after being filtered by the filter frame 3, and is stored in the water storage tank 1 under the action of gravity. The plugging mechanism 5 is opened to facilitate the rainwater to enter the water storage tank 1 for storage. After the rainwater completely flows into the water storage tank 1, the plugging mechanism 5 automatically plugs the downpipe 4, reduces evaporation of the stored rainwater, improves the storage effect, and facilitates subsequent agricultural irrigation.

[0034] With reference to Figure 1 and Figure 2 , a flange is integrally formed at the top edge of the filter frame 3, and the width of the flange is greater than the thickness of the side wall of the water receiving frame 2. The bottom of the filter frame 3 is of a mesh structure, and the inner cavity bottom of the water receiving frame 2 is clamped with an activated carbon plate 6. The flange at the top of the filter frame 3 is convenient to lift up from the water receiving frame 2 for cleaning, and the activated carbon plate 6 improves the filtering and purifying effect of the rainwater.

[0035] With reference to Figures 2 to 4The blocking mechanism 5 comprises a sliding cylinder 51 which is sleeved at the bottom of the downpipe 4, a plurality of water permeable holes 52 are formed in the sliding cylinder 51 and the downpipe 4, a plurality of connecting plates 53 are fixedly installed on the outer wall of the sliding cylinder 51, one end of a guide rod 55 is fixedly connected to the top of the connecting plate 53, a fixed cylinder 54 is sleeved on the guide rod 55, the top of the fixed cylinder 54 is fixedly connected to the inner cavity of the top of the water storage tank 1, the top of the guide rod 55 penetrates into the inner cavity of the fixed cylinder 54 and is fixedly installed with a piston 56, the bottom of the piston 56 is installed with a spring 57 between the inner cavity bottom of the fixed cylinder 54, the top side wall of the fixed cylinder 54 is provided with an air inlet hole 58 and an air outlet hole 59, a one-way valve is fixedly installed in the air inlet hole 58, the cross section of the air outlet hole 59 is a small constricted structure, after the rainwater enters the downpipe 4, the rainwater gravity presses on the bottom plate of the sliding cylinder 51, so that the sliding cylinder 51 slides downward, the connecting plate 53 pulls down the guide rod 55, the spring 57 is compressed, at this time, the piston 56 moves downward, the fixed cylinder 54 can quickly exhaust air through the air inlet hole 58, so that the sliding cylinder 51 slides downward, the rainwater flows into the water storage tank 1 through the water permeable hole 52 and is stored, after the rain stops, the rainwater in the downpipe 4 gradually reduces, the gravity of the sliding cylinder 51 is reduced, the spring 57 pushes the piston 56, so that the sliding cylinder 51 moves upward, at this time, the air inlet hole 58 cannot exhaust air, the gas in the fixed cylinder 54 can only slowly exhaust through the air outlet hole 59, so as to reduce the upward speed of the sliding cylinder 51, the residual rainwater can flow into the water storage tank 1, finally, the sliding cylinder 51 moves upward to block the water permeable hole 52, reduce the evaporation of the stored rainwater, and improve the water storage effect.

[0036] Referring to Figure 1 and Figure 2 The side wall of the water storage tank 1 is provided with a manhole 8, the bottom of the water storage tank 1 is fixedly sleeved with a water outlet pipe 7 with a valve, the water storage tank 1 is used for agricultural irrigation by discharging the stored water in the water storage tank 1 through the water outlet pipe 7, and the manhole 8 is convenient for opening to clean when there is no water in the water storage tank 1.

[0037] Working principle: when it rains, the rainwater is received by the water receiving frame 2, the rainwater is filtered by the activated carbon plate 6 and the filter frame 3 and then flows into the downpipe 4, the rainwater gravity presses on the bottom plate of the sliding cylinder 51, so that the sliding cylinder 51 slides downward, the connecting plate 53 pulls down the guide rod 55, the spring 57 is compressed, at this time, the piston 56 moves downward, the fixed cylinder 54 can quickly exhaust air through the air inlet hole 58, so that the sliding cylinder 51 slides downward, the rainwater flows into the water storage tank 1 through the water permeable hole 52 and is stored, after the rain stops, the rainwater in the downpipe 4 gradually reduces, the gravity of the sliding cylinder 51 is reduced, the spring 57 pushes the piston 56, so that the sliding cylinder 51 moves upward, at this time, the air inlet hole 58 cannot exhaust air, the gas in the fixed cylinder 54 can only slowly exhaust through the air outlet hole 59, so as to reduce the upward speed of the sliding cylinder 51, the residual rainwater can flow into the water storage tank 1, finally, the sliding cylinder 51 moves upward to block the water permeable hole 52, reduce the evaporation of the stored rainwater, and improve the water storage effect.

Claims

1. An agricultural irrigation rainwater purification and recycling device, characterized in that: Include: Water storage tank (1); Water receiving frame (2), the top of the water storage tank (1) is fixedly installed with a water receiving frame (2); The filter frame (3) is snapped into the water receiving frame (2); A downpipe (4) is fixedly installed between the top of the water storage tank (1) and the bottom of the water receiving frame (2); A sealing mechanism (5) is installed between the bottom of the downpipe (4) and the inner wall of the water storage tank (1).

2. The agricultural irrigation rainwater purification and recycling device according to claim 1, characterized in that: The top edge of the filter frame (3) is integrally formed with a flange, and the width of the flange is greater than the side wall thickness of the water receiving frame (2). The bottom of the filter frame (3) is a mesh structure, and an activated carbon plate (6) is snapped into the bottom of the inner cavity of the water receiving frame (2).

3. The agricultural irrigation rainwater purification and recycling device according to claim 1, characterized in that: The sealing mechanism (5) includes a sliding cylinder (51), which is slidably sleeved on the bottom of the downpipe (4). Both the sliding cylinder (51) and the downpipe (4) have multiple water-permeable holes (52). Multiple connecting plates (53) are fixedly installed on the outer wall of the sliding cylinder (51). One end of a guide rod (55) is fixedly connected to the top of the connecting plate (53). A fixed cylinder (54) is sleeved on the guide rod (55). The top of the fixed cylinder (54) is fixedly connected to the top of the inner cavity of the water storage tank (1). The top of the guide rod (55) extends through the inner cavity of the fixed cylinder (54) and a piston (56) is fixedly installed thereon. A spring (57) is installed between the bottom of the piston (56) and the bottom of the inner cavity of the fixed cylinder (54).

4. The agricultural irrigation rainwater purification and recycling device according to claim 3, characterized in that: The top side wall of the fixed cylinder (54) has an air intake hole (58) and an air outlet hole (59). A one-way valve is fixedly installed inside the air intake hole (58), and the cross-section of the air outlet hole (59) is a small, compact structure.

5. The agricultural irrigation rainwater purification and recycling device according to claim 1, characterized in that: The water storage tank (1) has a manhole (8) installed on its side wall, and a water outlet pipe (7) with a valve is fixedly connected to the bottom of the water storage tank (1).

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