CN220394822U

CN220394822U - Initial rainwater spiral-flow type filter equipment

Info

Publication number: CN220394822U
Application number: CN202321905492.XU
Authority: CN
Inventors: 余雪松; 何青锋
Original assignee: Beijing Tianyi Kechuang Rainwater Utilization Technology Co ltd
Current assignee: Beijing Tianyi Kechuang Rainwater Utilization Technology Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-01-26
Anticipated expiration: 2033-07-19

Abstract

The utility model relates to an initial rainwater cyclone type filtering device, which comprises a well body, wherein a sediment storage area is arranged at the bottom of the well body; a baffle plate with a round hole is arranged above the sediment storage area of the well body, a guide piece with a cylindrical pipeline is arranged above the baffle plate of the well body, a cylindrical filter screen is arranged between the bottom of the pipeline and the round hole, the guide piece, the baffle plate, the filter screen and the inner wall of the well body are jointly enclosed to form a filtering rain collection area, and a suspension storage area is formed in the enclosed space of the pipeline; the well body side is equipped with inlet tube and outlet pipe, the water conservancy diversion piece is equipped with the water conservancy diversion room that keeps apart with filtering the rain collection district, the water conservancy diversion room respectively with the inlet tube with the pipeline is linked together, filtering the rain collection district upper portion with the outlet pipe is linked together. The product is simple to assemble and occupies small area; the head loss is low; in a single device, sediment and suspended garbage can be removed at the same time.

Description

Initial rainwater spiral-flow type filter equipment

Technical Field

The utility model relates to the field of rainwater collection and utilization, in particular to a cyclone type filtering device for initial rainwater.

Background

In recent years, pollution caused by urban initial rainwater to water environment is widely focused on various communities. The intercepting and treating engineering of the urban initial rainwater is orderly unfolded in each large city. In the rainwater collecting and utilizing process, sediment and suspended matters are removed as a process unit which is necessary to be subjected to. In order to remove sediment, suspended matter, etc. mixed in the stormwater, a sedimentation tank must be provided before the stormwater enters the stormwater storage. The sedimentation tank is used for treating a large amount of bed load silt and suspended matters carried in runoff. At present, common sedimentation equipment comprises a horizontal sedimentation tank, a vertical sedimentation tank, an aeration sedimentation tank and the like, corresponding civil engineering structures are generally needed, and a two-grid sand sedimentation tank is usually arranged for convenient maintenance and overhaul. The sedimentation tank has the advantages of troublesome construction, long construction period and irremovable recycling, and meanwhile, the dismantled concrete blocks can pollute the environment.

Disclosure of Invention

In view of the above technical problems in the related art, the present utility model provides an initial rainwater cyclone filter device, which can overcome the above drawbacks of the prior art.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

the utility model relates to an initial rainwater cyclone type filtering device, which comprises a well body, wherein a sediment storage area is arranged at the bottom of the well body; a baffle plate with a round hole is arranged above the sediment storage area of the well body, a guide piece with a cylindrical pipeline is arranged above the baffle plate of the well body, a cylindrical filter screen is arranged between the bottom of the pipeline and the round hole, the guide piece, the baffle plate, the filter screen and the inner wall of the well body are jointly enclosed to form a filtering rain collection area, and a suspension storage area is formed by a space enclosed by the pipeline alone; the well body side is equipped with inlet tube and outlet pipe, the water conservancy diversion piece is equipped with the water conservancy diversion room that keeps apart with filtering the rain collection district, the water conservancy diversion room respectively with the inlet tube with the pipeline is linked together, filtering the rain collection district upper portion with the outlet pipe is linked together.

Further, the diversion piece is provided with a diversion hole, the pipeline is provided with a rotational flow rainwater inlet, the diversion chamber is communicated with the water inlet pipe through the diversion hole, and the diversion chamber is communicated with the pipeline through the rotational flow rainwater inlet.

Further, the diameters of the pipeline, the filter screen and the round hole are the same.

Further, a plurality of protrusions capable of supporting the partition plate and the flow guide piece are arranged on the inner wall of the well body.

Further, the top of the well body is covered with a top cover, and an access hole is formed in the top of the top cover.

Further, the diversion chamber extends spirally downward along the inner wall of the well body and the pipeline.

Further, the bottom of the pipeline is flush with the bottom of the diversion chamber, and the bottom of the filter screen is flush with the partition plate.

Further, the water inlet pipe is higher than the water outlet pipe in the vertical direction.

Further, the diversion chamber is isolated from the upper part of the filtering rain collecting area by a plurality of baffle plates.

The beneficial effect that this design obtained: the design can improve the process of rainwater collection and utilization engineering, can be used as a cyclone type filtering device for separating sediment and suspended matters in initial rainwater, and has the characteristics of simple structure and convenient use. The design is simple to assemble on a construction site, does not need a civil construction structure, and is simple to install and small in occupied area; the head loss is low; in a single device, sediment and suspended garbage can be removed at the same time; the trapped contaminants are not flushed out again; the maintenance cost is low.

Drawings

The utility model is described in further detail below with reference to the accompanying drawings.

Fig. 1 is a schematic sectional view of the initial rainwater cyclone type filtering device according to the present utility model.

Fig. 2 is a schematic view of the structure of the lower part of the cyclone filter for initial rainwater according to the present utility model.

Fig. 3 is a disassembled view of the cyclone-type filtering device for initial rainwater according to the present utility model.

Fig. 4 is a disassembled cross-sectional view of the initial rainwater cyclone filter device according to the present utility model.

In the figure: 1. a well body; 2. a water inlet pipe; 3. a flow guide; 302. a diversion chamber; 303. a pipe; 304. a cyclone rain water inlet; 305. a baffle; 4. a filter screen; 5. a sediment storage area; 6. filtering the rain collection area; 601. a partition plate; 602. a round hole; 7. a water outlet pipe; 8. a suspended matter storage area; 9. and an access opening.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1 to 4, in order to facilitate understanding of the above technical solutions of the present utility model, the following describes the above technical solutions of the present utility model in detail by a specific usage manner.

When the device is particularly used, the initial rainwater cyclone type filtering device comprises a well body 1, wherein a sediment storage area 5 is arranged at the bottom of the well body 1; a baffle 601 with round holes 602 is arranged above the sediment storage area 5 on the well body 1, a guide piece 3 with a cylindrical pipeline 303 is arranged above the baffle 601 on the well body 1, a cylindrical filter screen 4 is arranged between the bottom of the pipeline 303 and the round holes 602, the guide piece 3, the baffle 601, the filter screen 4 and the inner wall of the well body 1 are jointly enclosed to form a filtered rain collection area 6, and a space enclosed by the pipeline 303 alone forms a suspended sediment storage area 8; the side of the well body 1 is provided with a water inlet pipe 2 and a water outlet pipe 7, the diversion piece 3 is provided with a diversion chamber 302 isolated from the filtered rain collecting area 6, the diversion chamber 302 is respectively communicated with the water inlet pipe 2 and the pipeline 303, and the upper part of the filtered rain collecting area 6 is communicated with the water outlet pipe 7.

In one embodiment of the present utility model, the diversion member 3 is provided with a diversion hole 301, the pipeline 303 is provided with a cyclone rainwater inlet 304, the diversion chamber 302 is communicated with the water inlet pipe 2 through the diversion hole 301, and the diversion chamber 302 is communicated with the pipeline 303 through the cyclone rainwater inlet 304.

In one embodiment of the present utility model, the diameters of the pipe 303, the filter 4, and the circular hole 602 are the same.

In one embodiment of the present utility model, a plurality of protrusions for supporting the partition 601 and the flow guiding member 3 are provided on the inner wall of the well body 1.

In one embodiment of the utility model, the top of the well body 1 is covered with a top cover, and the top of the top cover is provided with an access hole 9.

In one embodiment of the utility model, the diversion chamber 302 extends helically downward along the inner wall of the well 1 and the conduit 303.

In one embodiment of the present utility model, the bottom of the pipe 303 is flush with the bottom of the diversion chamber 302, and the bottom of the filter screen 4 is flush with the partition 601.

In one embodiment of the utility model, the inlet pipe 2 is vertically higher than the outlet pipe 7.

In one embodiment of the utility model, the diversion chamber 302 is isolated from the upper portion of the filtered rain collection area 6 by a plurality of baffles 305.

In summary, the design adopts the unique design, when the initial rainwater with sediment and floatable garbage enters the diversion chamber 302 in the well body 1 from the water inlet pipe 2 during rainfall, the rainwater generates rotational flow along the diversion chamber 302, the rotational flow rainwater flows out from the rotational flow rainwater inlet 304 and continuously flows downwards along the rotational flow of the inner wall of the filter screen 4; under the action of centrifugal force, sediment and suspended matters in the rainwater are trapped by the filter screen 4, heavy objects such as sediment are left in the sediment storage area 5, the suspended matters float upwards and are finally trapped in the suspended matter storage area 8, and relatively clean rainwater enters the filtered rainwater collecting position 6 through the fine holes on the filter screen 4 and finally flows out of the water outlet pipe 7; sediment trapped in sediment storage area 5 and suspended solids in suspended solids storage area 8 may eventually be cleaned out through access opening 9.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The initial rainwater cyclone type filtering device is characterized by comprising a well body (1), wherein a sediment storage area (5) is arranged at the bottom of the well body (1); the well body (1) is provided with a baffle plate (601) with a round hole (602) above the sediment storage area (5), the well body (1) is provided with a guide piece (3) with a cylindrical pipeline (303) above the baffle plate (601), a cylindrical filter screen (4) is arranged between the bottom of the pipeline (303) and the round hole (602), the guide piece (3), the baffle plate (601), the filter screen (4) and the inner wall of the well body (1) are jointly enclosed to form a filtering rain collection area (6), and a space enclosed by the pipeline (303) singly forms a suspended substance storage area (8); the well body (1) is provided with a water inlet pipe (2) and a water outlet pipe (7) on the side face, the flow guide piece (3) is provided with a flow guide chamber (302) isolated from the filtering rain collecting area (6), the flow guide chamber (302) is respectively communicated with the water inlet pipe (2) and the pipeline (303), and the upper part of the filtering rain collecting area (6) is communicated with the water outlet pipe (7).

2. The initial rainwater cyclone type filtering device as claimed in claim 1, wherein the diversion member (3) is provided with a diversion hole (301), the pipeline (303) is provided with a cyclone rainwater inlet (304), the diversion chamber (302) is communicated with the water inlet pipe (2) through the diversion hole (301), and the diversion chamber (302) is communicated with the pipeline (303) through the cyclone rainwater inlet (304).

3. The initial rainwater cyclone filter device as claimed in claim 2, wherein the diameter of the pipe (303), the filter screen (4) and the circular hole (602) is the same.

4. The initial rainwater cyclone type filtering device as claimed in claim 1, wherein a plurality of protrusions capable of supporting the baffle plate (601) and the diversion member (3) are arranged on the inner wall of the well body (1).

5. The initial rainwater cyclone type filtering device as claimed in claim 1, wherein the top of the well body (1) is covered with a top cover, and an access hole (9) is formed in the top of the top cover.

6. A stormwater cyclone filter as claimed in any of claims 1 to 5, characterized in that the diversion chamber (302) extends helically downward along the inner wall of the well (1) and the conduit (303).

7. A stormwater cyclone filter as claimed in any of claims 1 to 5, wherein the bottom of the conduit (303) is flush with the bottom of the diversion chamber (302), and the bottom of the filter screen (4) is flush with the partition (601).

8. A stormwater cyclone filter as claimed in any one of claims 1 to 5, characterized in that the inlet pipe (2) is vertically higher than the outlet pipe (7).

9. The initial rainwater cyclone filter device as claimed in any one of claims 1 to 5, wherein the diversion chamber (302) is isolated from the upper part of the filtered rainwater collection area (6) by a plurality of baffle plates (305).