CN217350962U - Precise rainwater filtering device - Google Patents

Abstract

The utility model discloses an accurate rainwater filtering device, which comprises a rainwater collector and the like, wherein the rainwater collector is positioned above a first filtering mechanism, the first filtering mechanism is positioned in a first filtering chamber, the first filtering mechanism comprises a filtering cylinder, filtering holes and inserting strips, a plurality of filtering holes are positioned at the bottom end of the filtering cylinder, the inserting strips are positioned at the side surface of the filtering cylinder, slots are arranged on the first filtering chamber, and the inserting strips are spliced with the slots; the second filter chamber is positioned below the first filter chamber, the second filter mechanism, the brush, the third filter mechanism, the spray head, the spray pipe, the output shaft and the filter element are all positioned in the second filter chamber, the brush is positioned above the second filter mechanism, and a piston rod of the cylinder is connected with the brush. The utility model discloses a multiple filtration improves the filter effect, discharges through the water purification discharge port at last.

Description

Precise rainwater filtering device

Technical Field

The utility model relates to a filter equipment especially relates to an accurate rainwater filter equipment.

Background

Along with the acceleration of the urbanization process, the waterproof area on the ground is larger and larger, pollutants are gradually accumulated on the waterproof ground, when rainfall occurs, rainwater scours the ground to flush the pollutants into a rainwater runoff system to form rainwater runoff pollution, the rainwater runoff pollution is diffusive pollution, and then the pollutants enter a natural water body to cause the water body pollution, wherein the pollutants comprise toxic and harmful substances such as particles, organic matters, heavy metals and the like. Therefore, the water source crisis and the rain flood hazard become increasingly serious due to the urbanization process and the industrial development.

With the increase of water source crisis and rain flood damage, the collection and utilization of rainwater as water resource for comprehensive treatment has become an important new issue. In the general planning of cities, most of the combined drainage systems used in the past have been modified to split or cut-off drainage systems. Along with the serious urban atmospheric pollution and ground pollution, the runoff pollution of rainwater is increasingly serious, especially the initial rainwater with more pollutants, and the maximum value of the pollutant index of the initial rainwater in some areas is far higher than that of typical urban domestic sewage. Therefore, it is necessary to treat the initial rainwater.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to overcome the defects of the prior art, the utility model provides a precision rainwater filtering device.

The utility model discloses a solve above-mentioned technical problem through following technical scheme: a precise rainwater filtering device is characterized by comprising a rainwater collector, a first filtering mechanism, a first filtering chamber, a second filtering mechanism, a brush, a cylinder, a third filtering mechanism, a spray head, a spray pipe, an output shaft, a rotating motor, a filter element, a purified water outlet and a flange, wherein the rainwater collector is positioned above the first filtering mechanism; the second filter chamber is positioned below the first filter chamber, the second filter mechanism, the hairbrush, the third filter mechanism, the spray head, the spray pipe, the output shaft and the filter element are all positioned in the second filter chamber, the hairbrush is positioned above the second filter mechanism, one piston rod of the air cylinder is connected with the hairbrush, the third filter mechanism is positioned below the second filter mechanism, the spray head is communicated with the spray pipe, the spray pipe is connected with the rotating motor through the output shaft, the rotating motor is arranged below the second filter chamber, the filter element is positioned above the purified water discharge port, the purified water discharge port is communicated with the bottom end of the second filter chamber, and the flange is arranged on the purified water discharge port; the second filtering mechanism adopts a filtering membrane, the third filtering mechanism comprises a sleeve and a filler, and the filler is positioned in the sleeve.

Preferably, the rainwater collector adopts a funnel structure.

Preferably, the filter element is an ion exchange resin filter element.

Preferably, the filter element is an overflowing filter element or a drainage filter element.

Preferably, a plurality of pull rods are arranged on the filter cylinder.

Preferably, the third filtering mechanism is positioned by a plurality of positioning columns, and the positioning columns are fixed with the at least two fixing blocks.

Preferably, the side of the second filter chamber is provided with an impurity discharge port and a cover plate which covers the impurity discharge port.

The utility model discloses an actively advance the effect and lie in: the rainwater collector collects rainwater, and the first filtering mechanism can filter some large impurities such as leaves and branches; the shower nozzle carries out water spray cleaning to third filtering mechanism, and rotating electrical machines drives the shower nozzle simultaneously and sprays water, and then has improved rivers and to third filtering mechanism's washing effect, can improve the effect of getting rid of impurity greatly. The second filtering mechanism adopts a filtering membrane, and can remove impurities such as silt. The cylinder drive brush moves, and the impurity of second filtering mechanism filtering can break away from under scrubbing of brush, prevents that second filtering mechanism from blockking up, improves the filtration efficiency of rainwater. The third filtering mechanism comprises a sleeve and a filler, wherein the filler is positioned in the sleeve and can adsorb pollutants such as heavy metal, nitrogen, phosphorus and the like. The filter core further filters the rainwater, and the quality of water of rainwater through straining can reach the quality of water requirement that accords with watering and towards the lavatory. The utility model discloses a multiple filtration improves the filter effect, discharges through the water purification discharge port at last.

Drawings

Fig. 1 is the structure schematic diagram of the precision rainwater filtering device of the utility model.

Fig. 2 is a schematic structural diagram of the first filtering mechanism of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1, the precision rainwater filtering device of the present invention includes a rainwater collector 1, a first filtering mechanism 2, a first filtering chamber 3, a second filtering chamber 4, a second filtering mechanism 5, a brush 6, a cylinder 7, a third filtering mechanism 8, a nozzle 11, a spray pipe 12, an output shaft 13, a rotating electrical machine 14, a filter element 15, a purified water outlet 16, and a flange 17, wherein the rainwater collector 1 is located above the first filtering mechanism 2, the first filtering mechanism 2 is located in the first filtering chamber 3, the first filtering mechanism 2 includes a filtering cylinder 24, filtering holes 21, and inserting strips 23, the filtering holes 21 are located at the bottom end of the filtering cylinder 24, the inserting strips 23 are located at the side of the filtering cylinder 24, the first filtering chamber 3 is provided with inserting slots, and the inserting strips 23 are inserted into the inserting slots; the second filter chamber 4 is positioned below the first filter chamber 3, the second filter mechanism 5, the brush 6, the third filter mechanism 8, the spray head 11, the spray pipe 12, the output shaft 13 and the filter element 15 are all positioned in the second filter chamber 4, the brush 6 is positioned above the second filter mechanism 5, one piston rod of the air cylinder 7 is connected with the brush 6, the third filter mechanism 8 is positioned below the second filter mechanism 5, the spray head 11 is communicated with the spray pipe 12, the spray pipe 12 is connected with the rotating motor 14 through the output shaft 13, the rotating motor 14 is arranged below the second filter chamber 4, the filter element 15 is positioned above the purified water discharge port 16, the purified water discharge port 16 is communicated with the bottom end of the second filter chamber 4, and the flange 17 is arranged on the purified water discharge port 16; the second filtering mechanism 5 adopts a filtering membrane, and the third filtering mechanism 8 comprises a sleeve and a filler, wherein the filler is positioned in the sleeve.

The rainwater collector 1 adopts a funnel structure, so that rainwater is conveniently collected, the structure is simple, and the cost is low.

The filter element 15 can be an ion exchange resin filter element for filtering out impurities such as bacteria, viruses and the like.

The filter element 15 may be an overflow filter element or a drain filter element for filtering rainwater by fine suspended particles (TSS) and particle-bound pollutants in the filter element.

The filter cartridge 24 is provided with a plurality of pull rods 22, so that the filter cartridge 24 can be conveniently taken out, and impurities such as leaves on the filter cartridge 24 can be poured out.

The third filtering mechanism 8 is positioned by a plurality of positioning columns 9, the positioning columns 9 are fixed with at least two fixing blocks 10, and the third filtering mechanism 8 is supported by the fixing blocks 10, so that the third filtering mechanism 8 is convenient to replace.

The side of the second filtering chamber 4 is provided with a foreign matter discharging port and a cover plate 18, the cover plate 18 is covered on the foreign matter discharging port, and when the foreign matter needs to be discharged, the cover plate is removed.

The working principle of the utility model is as follows: the utility model discloses a rainwater collector 1, first filter chamber 3, second filter chamber 4, brush 6, cylinder 7, reference column 9, fixed block 10, shower nozzle 11, spray tube 12, output shaft 13, rotating electrical machines 14, filter core 15, water purification discharge port 16, flange 17, apron 18, parts such as filtration pore 21, pull rod 22, cutting 23, cartridge filter 24 are the parts that general standard or technical personnel in the field know, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical personnel. When the rainwater collector is used, rainwater is collected by the rainwater collector 1, and large impurities such as leaves and branches can be filtered by the first filtering mechanism 2; shower nozzle 11 carries out water spray cleaning to third filtering mechanism 8, and rotating electrical machines 14 drives shower nozzle 11 simultaneously and sprays water, and then has improved rivers and to the washing effect of third filtering mechanism 8, can improve the effect of getting rid of impurity greatly. The second filtering mechanism 5 adopts a filtering membrane, and can remove impurities such as silt. The cylinder 7 drives the brush 6 to move, impurities filtered by the second filtering mechanism 5 can be separated under the brushing of the brush 6, the second filtering mechanism 5 is prevented from being blocked, and the filtering efficiency of rainwater is improved. The third filtering mechanism 8 comprises a sleeve and a filler, wherein the filler is positioned in the sleeve and can adsorb pollutants such as heavy metal, nitrogen, phosphorus and the like. The filter element 15 further filters the rainwater, and the water quality of the filtered rainwater can meet the water quality requirements of irrigation and toilet flushing. The utility model discloses a multiple filtration improves the filter effect, discharges through water purification discharge port 16 at last. The flange 17 facilitates the pipe connection to the clean water discharge port 16.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. A precise rainwater filtering device is characterized by comprising a rainwater collector (1), a first filtering mechanism (2), a first filtering chamber (3), a second filtering chamber (4), a second filtering mechanism (5), a brush (6), a cylinder (7), a third filtering mechanism (8), a spray head (11), a spray pipe (12), an output shaft (13), a rotating motor (14), a filter element (15), a purified water outlet (16) and a flange (17), wherein the rainwater collector (1) is positioned on the first filtering mechanism (2), the first filtering mechanism (2) is positioned in the first filtering chamber (3), the first filtering mechanism (2) comprises a filtering cylinder (24), filtering holes (21) and inserting strips (23), the filtering holes (21) are positioned at the bottom end of the filtering cylinder (24), the inserting strips (23) are positioned on the side face of the filtering cylinder (24), and inserting grooves are formed in the first filtering chamber (3), the inserting strip (23) is inserted into the slot; a second filter chamber (4) is arranged below the first filter chamber (3), a second filter mechanism (5), a brush (6), a third filter mechanism (8) and a spray head (11), the spray pipe (12), the output shaft (13) and the filter element (15) are all positioned in the second filter chamber (4), the brush (6) is positioned above the second filter mechanism (5), a piston rod of the cylinder (7) is connected with the brush (6), the third filter mechanism (8) is positioned below the second filter mechanism (5), the spray head (11) is communicated with the spray pipe (12), the spray pipe (12) is connected with the rotating motor (14) through the output shaft (13), the rotating motor (14) is arranged below the second filter chamber (4), the filter element (15) is positioned above the purified water outlet (16), the purified water outlet (16) is communicated with the bottom end of the second filter chamber (4), and the flange (17) is arranged on the purified water outlet (16); the second filtering mechanism (5) adopts a filtering membrane, the third filtering mechanism (8) comprises a sleeve and a filler, and the filler is positioned in the sleeve.

2. A precision stormwater filtration device as claimed in claim 1, wherein the stormwater collector (1) is of a funnel construction.

3. A precision stormwater filtration device as claimed in claim 1, wherein the cartridge (15) comprises an ion exchange resin cartridge.

4. A precision stormwater filtration device as claimed in claim 1, wherein the filter element (15) is an overflow filter element or a drain filter element.

5. A precision stormwater filtration device as claimed in claim 1, wherein the filter cartridge (24) is provided with a plurality of tie rods (22).

6. A precision stormwater filtration device as claimed in claim 1, wherein the third filtration means (8) is positioned by a plurality of positioning posts (9), the positioning posts (9) being secured to at least two fixed blocks (10).

7. A precision stormwater filtration unit as claimed in claim 1, wherein the second filtration chamber (4) is provided at its side with a contaminant discharge opening and with a cover plate (18), the cover plate (18) covering the contaminant discharge opening.

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