CN211621916U

CN211621916U - Rainwater recovery device

Info

Publication number: CN211621916U
Application number: CN202020075288.XU
Authority: CN
Inventors: 娄广辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-02
Anticipated expiration: 2030-01-14

Abstract

The utility model relates to the field of rainwater collection, in particular to a rainwater recovery device, which comprises a collecting pool, a filter screen and an overflow box; an overflow box is fixedly arranged on one side of the collecting tank, the collecting tank is communicated with the bottom of the overflow box through a communication port, and the top of the overflow box is communicated with a drain pipe; the top of the collecting tank is covered with a filter screen with the area larger than the cross section of the collecting tank, and the central position of the filter screen is provided with a central flow guide port; and a central suspension block is fixed on the lower side of the filter screen corresponding to the edge of the central flow guide port. The utility model discloses a setting is at the filter screen at collecting pit top, and the filter screen area is greater than the area of collecting pit, and the piece that suspends that sets up on the filter screen makes the filter screen center upwards bulge when collecting the rainwater, forms the slope, discharges debris that shelters from on the filter screen to around, avoids debris to block up the filter screen mesh, does not influence the collection to the rainwater, and the debris that also avoid simultaneously follow the rainwater of collecting and enter into conveying pipeline.

Description

Rainwater recovery device

Technical Field

The utility model relates to a field is collected to the rainwater, specifically is a rainwater recovery unit.

Background

The collection and utilization of the rainwater can solve a series of contradictions such as water shortage, environment, ecology and the like. The collected rainwater can be used for daily life, such as washing clothes and cars, flushing toilets, irrigating greening, road flushing, fire fighting and the like. The rainwater collection and utilization can also reduce urban street rainwater runoff, alleviate the pressure of urban drainage, effectively reduce the dirty confluence of rain simultaneously, alleviate sewage treatment's pressure.

The existing rainwater collecting device is exposed outside for a long time, and sundries blown up by wind easily fall into a collecting pool, so that more sundries are in the collecting pool, and the sundries enter a pipeline inside to block the pipeline, thereby being not beneficial to conveying rainwater; therefore, there is a need for an improvement of the existing rainwater recovery apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rainwater recovery unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a rainwater recovery device comprises a collecting tank, a filter screen and an overflow box; an overflow box is fixedly installed on one side of the collecting pool, the collecting pool is communicated with the bottom of the overflow box through a communication port, rainwater collected in the collecting pool enters the overflow box from the communication port, a drain pipe is communicated with the top of the overflow box, and water in the collecting pool is drained in an overflowing manner through the drain pipe at the top of the overflow box; the top of the collecting tank is covered with a filter screen with an area larger than the cross section of the collecting tank, the filter screen sinks into the collecting tank under a natural state, particularly the center of the filter screen, the filter screen covers the top of the collecting tank, and external impurities are prevented from entering the collecting tank, particularly the impurities with large volume; the central position of the filter screen is provided with a central flow guide port, and when more rainwater exists, the rainwater can enter the collecting pool through the central flow guide port, so that the rainwater can be conveniently collected in the collecting pool; the filter screen that the edge of center water conservancy diversion mouth corresponds is fixed with central suspension piece on the filter screen downside, and central suspension piece is the loop configuration, encircles around central water conservancy diversion mouth, when the water level in the collecting tank rises, makes central suspension piece suspend on the surface of water, and the central water conservancy diversion mouth at filter screen center is located the highest position, makes the debris that fall on the filter screen remove to both sides, clears away debris from the filter screen.

Further: the central suspension block is made of foamed plastic.

Further: even fixed mounting has a plurality of dispersion suspension piece on the lower surface of filter screen, and the material of dispersion suspension piece is the same with central suspension piece, improves the upwards thrust to the filter screen through dispersion suspension piece, and the filter screen of being convenient for upwards suspends.

Further: a support is erected at the top of the collecting tank, a plurality of horizontal rotating rollers are arranged on the support, a plurality of convex blocks protruding outwards are fixed on the side wall of each rotating roller, the lower ends of the convex blocks are lower than the upper end of the collecting tank, the convex blocks are in contact with the suspended filter screen when the rotating rollers rotate, and the convex blocks are hammered on the filter screen, so that sundries suspended on the water surface in the collecting tank can be discharged after moving to the position of the central flow guide port along the lower surface of the filter screen; the two ends of the rotating roller are rotatably connected to the mounting seat fixed on the support, and one end of the rotating roller is coaxially and fixedly connected with the driving motor to drive the rotating roller to rotate.

Further: the top of catch pit is gone up all around and is enclosed the fender through dead lever fixedly connected with round is fixed, encloses to be provided with the round between fender and the catch pit lateral wall fixedly and collect the filter screen, and the mesh of collecting the filter screen equals with the mesh size of filter screen for collect the debris that fall on the catch pit top, be convenient for clear up.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a filter screen of setting at the collecting pit top, filter screen area are greater than the area of collecting pit, and the piece that suspends that sets up on the filter screen makes the filter screen center upwards bulge when collecting the rainwater, forms the slope, discharges debris that shelters from on the filter screen to around, avoids debris to block up the filter screen mesh, does not influence the collection to the rainwater, and the debris that also avoid simultaneously follow the rainwater of collecting enter into conveying pipeline, guarantees that the rainwater collects cleanly.

Drawings

Fig. 1 is a schematic structural view of a rainwater recovery device.

Fig. 2 is a schematic structural diagram of a collecting tank in the rainwater recovery device.

Fig. 3 is a schematic structural view of a filter screen in a rainwater recovery device.

In the figure: 1-a collecting tank, 2-a filter screen, 3-an overflow tank, 4-a communication port, 5-a drain pipe, 6-a central diversion port, 7-a dispersing suspension block, 8-a central suspension block, 9-a collecting filter screen, 10-a fixed baffle, 11-a bracket, 12-a mounting seat and 13-a rotating roller.

Detailed Description

Example 1

Referring to the drawings, in an embodiment of the present invention, a rainwater recycling device includes a collecting tank 1, a filter screen 2 and an overflow tank 3; fixedly mounted overflow box 3 is arranged on one side of collecting pool 1, and is communicated with the bottom of overflow box 3 through communicating port 4, so that rainwater collected in collecting pool 1 enters overflow box 3 from communicating port 4, and is communicated with drain pipe 5 on the top of overflow box 3, and water in collecting pool 1 is drained through drain pipe 5 on the top of overflow box 3.

The top of the collecting tank 1 is covered with a filter screen 2, the area of the filter screen 2 is larger than the cross section of the collecting tank 1, the filter screen 2 sinks towards the collecting tank 1 in a natural state, particularly the center of the filter screen 2, the filter screen 2 covers the top of the collecting tank 1, and external impurities are prevented from entering the collecting tank 1, particularly the impurities with large volume; the central position of the filter screen 2 is provided with a central diversion port 6, and when more rainwater exists, the rainwater can enter the collecting tank 1 through the central diversion port 6, so that the rainwater can be collected in the collecting tank 1 conveniently; a central suspension block 8 is fixed on the lower side of the filter screen 2 corresponding to the edge of the central flow guide opening 6, the central suspension block 8 is of an annular structure and surrounds the periphery of the central flow guide opening 6, the central suspension block 8 is made of foamed plastic, when the water level in the collecting tank 1 rises, the central suspension block 8 is suspended on the water surface, the central flow guide opening 6 in the center of the filter screen 2 is positioned at the highest position, impurities falling on the filter screen 2 move towards two sides, and the impurities are cleaned out of the filter screen 2; even fixed mounting has a plurality of dispersion suspension piece 7 on filter screen 2's lower surface, and the material of dispersion suspension piece 7 is the same with central suspension piece 8, through dispersion suspension piece 7 improvement to filter screen 2 thrust upwards, the filter screen 2 upwards suspension of being convenient for.

A support 11 is erected at the top of the collecting tank 1, a plurality of horizontal rotating rollers 13 are arranged on the support 11, a plurality of convex blocks protruding outwards are fixed on the side wall of each rotating roller 13, the lower ends of the convex blocks are lower than the upper end of the collecting tank 1, the convex blocks are in contact with the suspended filter screen 2 when the rotating rollers 13 rotate, and the convex blocks are hammered on the filter screen 2, so that sundries suspended on the water surface in the collecting tank 1 can be conveniently moved to the position of the central flow guide port 6 along the lower surface of the filter screen 2 and then discharged; two ends of the rotating roller 13 are rotatably connected to the mounting seat 12 fixed on the support 11, and one end of the rotating roller 13 is coaxially and fixedly connected with a driving motor to drive the rotating roller 13 to rotate.

Example 2

On embodiment 1's basis, the top of collecting pit 1 is gone up all around and is enclosed fender 10 through the fixed round of fixed being connected with of dead lever fixedly, encloses fixedly to be provided with the round between fender 10 and the 1 lateral wall of collecting pit and collects filter screen 9, and the mesh of collecting filter screen 9 equals with the mesh size of filter screen 2 for collect the debris that fall on collecting pit 1 top, be convenient for clear up.

The collecting device is outdoors, sundries are shielded by the filter screen 2, the sundries are prevented from entering the collecting pool 1, and a part of the sundries can also enter the collecting pool 1 through the central flow guide opening 6; when rainwater is collected in the collecting pool 1, the water level in the collecting pool 1 rises continuously, when the collected rainwater reaches the top of the collecting pool 1, the filter screen 2 at the top is uplifted upwards under the action of buoyancy, the center of the filter screen 2 is higher, and sundries on the filter screen 2 move to the periphery of the collecting pool 1 under the action of the rainwater and fall down from the periphery of the collecting pool 1; the light impurities in the collecting tank 1 are suspended on the water surface, attached to the lower surface of the filter screen 2, and shifted by the rotating roller 13 to move to the central position along the filter screen 2 until overflowing from the central diversion port 6; the water in the collecting tank 1 is discharged through a drain pipe 5 at the top of the overflow tank 3, so that sundries are reduced to be discharged from the drain pipe 5.

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

1. A rainwater recovery device comprises a collecting pool (1), a filter screen (2) and an overflow box (3); an overflow box (3) is fixedly arranged on one side of the collecting tank (1), the collecting tank (1) is communicated with the bottom of the overflow box (3) through a communication port (4), and the top of the overflow box (3) is communicated with a drain pipe (5); the device is characterized in that the top of the collecting tank (1) is covered with a filter screen (2) with the area larger than the cross section of the collecting tank (1), and the central position of the filter screen (2) is provided with a central flow guide port (6); the filter screen (2) downside that the edge of center water conservancy diversion mouth (6) corresponds is fixed with central suspension piece (8), and central suspension piece (8) are the loop configuration, encircle around center water conservancy diversion mouth (6).

2. A rainwater recovery device according to claim 1, characterised in that: the central suspension block (8) is made of foamed plastic.

3. A rainwater recovery device according to claim 1 or 2, characterised in that: even fixed mounting has a plurality of dispersion suspension piece (7) on the lower surface of filter screen (2), and the material of dispersion suspension piece (7) is the same with central suspension piece (8).

4. A rainwater recovery device according to claim 3, characterised in that: a support (11) is erected at the top of the collecting tank (1), a plurality of horizontal rotating rollers (13) are arranged on the support (11), a plurality of convex blocks protruding outwards are fixed on the side walls of the rotating rollers (13), and the lower ends of the convex blocks are lower than the upper end of the collecting tank (1); the two ends of the rotating roller (13) are rotatably connected to a mounting seat (12) fixed on the support (11), and one end of the rotating roller (13) is coaxially and fixedly connected with a driving motor.

5. A rainwater recovery device according to claim 4, characterised in that: the top of collecting pit (1) is gone up all around and is enclosed fender (10) through dead lever fixedly connected with round is fixed, encloses to be provided with round between fender (10) and collecting pit (1) lateral wall fixedly and collects filter screen (9), and the mesh of collecting filter screen (9) equals with the mesh size of filter screen (2).