Sponge city green land rainwater filtering and collecting device

Abstract

The utility model relates to the technical field of sponge cities, in particular to a sponge city green land rainwater filtering and collecting device, which comprises a main body box, a flow guide plate, a separation fence, a water storage cavity, a squeezing and pushing device and a purification device, the flow guide plate is detachably mounted in the main body box, and the separation fence is detachably mounted on the bottom surface of the flow guide plate; the water storage cavity is formed in the bottom of the separation fence, the squeezing and pushing device is installed on the side wall face of the water storage cavity, and the purifying device is fixedly installed on the side wall face of the water storage cavity. From the beginning of rainwater collection, small-particle-size sandy soil, dust and other impurities are filtered out through the flow guide plate and the asbestos filter screen. The rainwater enters the water storage cavity after being filtered by the asbestos filter screen, and is squeezed into the multi-stage purification device by the pushing guide plate. Residual dust and impurities in the rainwater are adsorbed in the multi-stage purification device, peculiar smell is removed, and finally directional discharge and storage are performed.

Description

TECHNICAL FIELD

[0001] The utility model relates to sponge city technical field, concretely relates to a kind of sponge city green land rainwater filtration collection device. BACKGROUND

[0002] Sponge city, as its name implies, is like sponge city, can collect, store and purify rainfall in city in rainy season, when water resource is needed, the stored water resource is released for use. In most cities of our country, 50% of water is lacking or even seriously lacking, and using water resource, especially rainwater resource, is an important way to effectively solve the problem of lack of water resource. To reuse rainwater resource, it is necessary to collect and store rainwater resource first. Rainwater storage project can effectively reuse rainwater and solve the problem of water shortage.

[0003] However, the current rainwater collection device is to guide and collect rainwater by pump and other methods during heavy rainfall. For example, the patent with the patent number 201520729227.X includes a water-permeable terrace layer, a water-permeable roadbed layer and a plurality of rainwater collection modules. Although the water storage and drainage effect is good, there are problems of a large amount of dust, small-diameter sand, impurities and odors during the collection process. Long-term storage leads to pollution of rainwater, which needs further treatment for reuse.

[0004] Therefore, it is urgent to design a sponge city green land rainwater filtration collection device to filter out small-diameter sand, dust and other impurities from the beginning of rainwater collection by using a deflector and an asbestos filter screen. After filtration by the asbestos filter screen, rainwater enters a water storage cavity, and is pushed into a multi-stage purification device by a pushing guide plate. Dust and impurities remaining in rainwater are adsorbed in the multi-stage purification device, odors are removed, and finally the rainwater is stored and discharged. SUMMARY

[0005] To solve the above problems of the prior art, the purpose of the utility model is to provide a sponge city green land rainwater filtration collection device, which comprises a main box, a deflector, a partition, a water storage cavity, a pushing device and a purification device. The deflector is detachably installed in the main box. The bottom surface of the deflector is detachably installed with the partition. The bottom of the partition is provided with the water storage cavity. The side wall of the water storage cavity is installed with the pushing device. The side wall of the water storage cavity is fixedly installed with the purification device.

[0006] Further, the deflector comprises a plate body, protruding particles and a deflector hopper. The top surface of the plate body is installed with the protruding particles at equal intervals. The plate body is obliquely arranged in the main box. The end of the plate body is provided with the deflector hopper.

[0007] Further, the partition includes: mounting plate, asbestos filter screen and partition plate, the mounting plate is connected in the main body box, the asbestos filter screen is fixedly installed on the mounting plate, the asbestos filter screen is through from top to bottom, the partition plate is fixedly installed on the bottom surface of the asbestos filter screen, a plurality of water permeable holes are formed in the partition plate.

[0008] Further, the extrusion device includes: extrusion guide plate, extrusion cylinder and propelling screw, the extrusion cylinder is fixedly installed on the side wall surface of the main body box, the output end of the extrusion cylinder is provided with the propelling screw, the propelling screw is rotatably connected on the extrusion guide plate, and the extrusion guide plate is arranged in the water storage cavity.

[0009] Further, the purification device includes: flow guide baffle and multi-stage purification layer, a plurality of one-way valve nozzles are formed in the flow guide baffle, and the multi-stage purification layer is sequentially provided with pebble layer, asbestos layer and activated carbon layer.

[0010] Beneficial effects:

[0011] The sponge city green land rainwater filtering and collecting device provided by the utility model filters out small particle size sand, dust and other impurities through the flow guide plate and asbestos filter screen from the beginning of rainwater collection. After being filtered through the asbestos filter screen, the rainwater enters the water storage cavity, and the extrusion guide plate is used to extrude the rainwater into the multi-stage purification device. The dust and impurities remaining in the rainwater are adsorbed in the multi-stage purification device, the odor is removed, and finally the rainwater is directionally discharged and stored. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a schematic view of the sponge city green land rainwater filtering and collecting device.

[0013] Marked in the figure: 1-main body box, 2-flow guide plate, 3-partition, 4-water storage cavity, 5-extrusion device, 6-purification device, 21-plate body, 22-convex point particle, 23-flow guide hopper, 31-mounting plate, 32-asbestos filter screen, 33-partition plate, 51-extrusion guide plate, 52-extrusion cylinder, 53-propelling screw, 61-flow guide baffle, 62-water cavity partition. DETAILED DESCRIPTION

[0014] The technical solutions 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, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art belong to the protection scope of the utility model.

[0015] As shown in the figure, the utility model discloses a kind of sponge city green land rainwater filtration collection devices, comprising: main box 1, deflector 2, partition 3, water storage cavity 4, extrusion device 5 and purification device 6, the main box 1 detachably install the deflector 2, the bottom surface of the deflector 2 detachably install the partition 3, the bottom of the partition 3 is provided with the water storage cavity 4, the lateral wall surface of the water storage cavity 4 is installed the extrusion device 5, the lateral wall surface of the water storage cavity 4 is fixedly installed the purification device 6.

[0016] In the embodiment, the deflector 2 includes: plate body 21, convex point particle 22 and deflector 23, the top surface of the plate body 21 is installed with the convex point particle 22 at equal intervals, the plate body 21 is obliquely arranged in the main box 1, and the distal end of the plate body 21 is provided with the deflector 23.

[0017] In the embodiment, the partition 3 includes: mounting plate 31, asbestos filter screen 32 and partition plate 33, the mounting plate 31 is slidingly connected in the main box 1, the asbestos filter screen 32 is fixedly installed on the mounting plate 31, the asbestos filter screen 32 is through from top to bottom, the partition plate 33 is fixedly installed on the bottom surface of the asbestos filter screen 32, and a plurality of water-permeable holes are formed in the partition plate 33.

[0018] In the embodiment, the extrusion device 5 includes: extrusion guide plate 51, extrusion cylinder 52 and propelling screw 53, the extrusion cylinder 52 is fixedly installed on the lateral wall surface of the main box 1, the output end of the extrusion cylinder 52 is installed with the propelling screw 53, the propelling screw 53 is rotationally connected to the extrusion guide plate 51, and the extrusion guide plate 51 is arranged in the water storage cavity 4.

[0019] In the embodiment, the purification device 6 includes: deflector 61 and multi-stage purification layer 62, a plurality of one-way valve nozzles are formed in the deflector 61, pebble layer, asbestos layer and activated carbon layer are sequentially arranged in the multi-stage purification layer 62, and a deflector nozzle is installed on the outside of the purification device 6.

[0020] Working principle:

[0021] Firstly, as the main box 1 is arranged, the deflector 2 and the partition 3 are detachably installed in the main box 1. Among them, the plate body 21 of the deflector 2 is obliquely arranged, so as to facilitate the collection of rainwater diversion. And the plate body 21 is installed with the convex point particle 22 at equal intervals, in the flowing process of rainwater, the convex point particle 22 is used to retain large-particle sand and dust in rainwater, and rainwater is preliminarily filtered and cleaned.

[0022] Rainwater flows into the top surface of the partition 3 from the flow guide hopper 23, and the partition 3 is provided with an asbestos filter screen 32, which can filter and retain small particle size sand in the rainwater. The filtered and retained rainwater flows into the water storage cavity 4 for storage.

[0023] The extrusion device 5 installed on the side wall of the water storage cavity 4 extrudes rainwater into the purification device 6 for filtration. The extrusion cylinder 52 works to drive the push screw 53 to rotate, and the push screw 53 is pushed to drive the extrusion guide plate 51 to move in the horizontal direction of the water storage cavity 4, and the rainwater is extruded.

[0024] The rainwater is extruded and passes through the flow guide baffle 61 of the purification device 6, and the one-way valve nozzle installed on the flow guide baffle 61 prevents backflow of the rainwater. The rainwater is driven by the extrusion guide plate 51 to pass through the gravel layer to filter out dust, pass through the asbestos layer to filter out small particle size impurities, pass through the activated carbon layer to remove odors, and finally flow out from the flow guide nozzle for use or storage.

[0025] The sponge city green space rainwater filtering and collecting device provided by the utility model filters out small particle size sand, dust and other impurities from the beginning of rainwater collection through the flow guide plate 2 and the asbestos filter screen. After being filtered through the asbestos filter screen, the rainwater enters the water storage cavity 4, and the extrusion guide plate 51 is used to extrude the rainwater into the multi-stage purification device 6. The multi-stage purification device 6 adsorbs the residual dust and impurities in the rainwater and removes odors, and finally directs the discharge and storage.

[0026] The above only describes the preferred embodiments of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A rainwater filtration and collection device for green spaces in sponge cities, comprising: The main body box (1), the guide plate (2), the partition (3), the water storage chamber (4), the extrusion device (5), and the purification device (6) are characterized in that the guide plate (2) is detachably installed inside the main body box (1), the partition (3) is detachably installed on the bottom surface of the guide plate (2), the water storage chamber (4) is provided at the bottom of the partition (3), the extrusion device (5) is installed on the side wall of the water storage chamber (4), and the purification device (6) is fixedly installed on the side wall of the water storage chamber (4).

2. The rainwater filtration and collection device for green spaces in sponge cities according to claim 1, characterized in that, The guide plate (2) includes: a plate body (21), protruding particles (22) and a guide bucket (23). The protruding particles (22) are installed at equal intervals on the top surface of the plate body (21). The plate body (21) is inclinedly arranged in the main body box (1). The guide bucket (23) is provided at the end of the plate body (21).

3. The sponge city green space rainwater filtration and collection device according to claim 2, characterized in that, The partition (3) includes: a mounting plate (31), an asbestos filter (32), and a partition plate (33). The mounting plate (31) is slidably connected inside the main body box (1). The asbestos filter (32) is fixedly installed on the mounting plate (31) and is vertically continuous. The partition plate (33) is fixedly installed on the bottom surface of the asbestos filter (32) and has several water-permeable holes.

4. A sponge city green space rainwater filtration and collection device according to claim 3, characterized in that, The extrusion device (5) includes: an extrusion guide plate (51), an extrusion cylinder (52), and a push screw (53). The extrusion cylinder (52) is fixedly installed on the side wall of the main body box (1). The push screw (53) is installed at the output end of the extrusion cylinder (52). The push screw (53) is rotatably connected to the extrusion guide plate (51). The extrusion guide plate (51) is disposed in the water storage cavity (4).

5. A sponge city green space rainwater filtration and collection device according to claim 4, characterized in that, The purification device (6) includes a flow guide baffle (61) and a multi-stage purification layer (62). The flow guide baffle (61) is provided with several one-way valves. The multi-stage purification layer (62) is provided with a pebble layer, an asbestos layer and an activated carbon layer in sequence. The purification device (6) is provided with flow guides on its outer side.

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