CN216395431U

CN216395431U - Medium type initial rainwater filter equipment

Info

Publication number: CN216395431U
Application number: CN202122800165.5U
Authority: CN
Inventors: 龚海华; 丁德甫; 陈岩; 王乃泰
Original assignee: Jiujiang Precision Measuring Technology Research Institute
Current assignee: Jiujiang Precision Measuring Technology Research Institute
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-29
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a medium type initial rainwater filtering device, which comprises a sewage pool wall, a front end bracket, a filtering medium and a rear end bracket, wherein the front end bracket is arranged on the sewage pool wall; the front end bracket and the rear end bracket are arranged in parallel and fixed in the wall of the sewage pool, and the filter medium is inserted between the front end bracket and the rear end bracket; the sewage treatment device is characterized in that the front end support comprises an inner side support, a blocking unit and an outer side support, the inner side support and the outer side support are fixed on the wall of the sewage pool, and the blocking unit is arranged between the inner side support and the outer side support; the rear end bracket and the front end bracket have the same structure. The utility model can carry out preliminary filtration on initial rainwater, has high filtration efficiency and can be widely applied to filtration and purification of initial rainwater in urban non-point source pollution in the aspects of disassembly, assembly and maintenance.

Description

Medium type initial rainwater filter equipment

Technical Field

The utility model relates to a medium type initial rainwater filtering device.

Background

The initial rainwater of urban non-point source pollution carries a large amount of pollutants with various types, which seriously affects the water quality of the receiving water body, and the initial rainwater of the urban has become one of the main sources of surface water quality pollution.

Under the conditions that urban land is increasingly tense, the quality requirement of surface water environment is continuously improved, and sewage plant reconstruction and expansion and matched pipe network reconstruction are difficult to complete in a short period, how to solve the contradiction between supply and demand of urban land, reduce the pollution degree of urban initial rainwater on receiving water bodies and reduce the investment cost of drainage system reconstruction becomes one of the important problems which are urgently needed to be solved in the current water environment comprehensive treatment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a medium type initial rainwater filtering device which is used for solving the problems in the background technology and has the characteristics of good sealing performance and good filtering effect.

The technical scheme adopted for achieving the purpose is that the medium type initial rainwater filtering device comprises a sewage pool wall, a front end bracket, a filtering medium and a rear end bracket; the front end bracket and the rear end bracket are arranged in parallel and fixed in the wall of the sewage pool, and the filter medium is inserted between the front end bracket and the rear end bracket; the sewage treatment device is characterized in that the front end support comprises an inner side support, a blocking unit and an outer side support, the inner side support and the outer side support are fixed on the wall of the sewage pool, and the blocking unit is arranged between the inner side support and the outer side support; the rear end bracket and the front end bracket have the same structure.

Furthermore, the inner side support comprises a U-shaped structure formed by welding the left inner side support, the bottom inner side support and the right inner side support, and the inner side support is fixed in the sewage pool wall through screws.

Furthermore, the blocking unit is formed by overlapping a blocking frame, a blocking grating and a sealing strip.

Furthermore, the outer side support comprises a U-shaped structure formed by welding and connecting a left outer support, a bottom outer support and a right outer support, and the left outer support, the bottom outer support and the right outer support are respectively formed by an L-shaped support, a compression screw, a nut and a fixing screw.

Further, the filter media is made of multiple layers of sponge or coir material.

Advantageous effects

Compared with the prior art, the utility model has the following advantages.

1. The medium type initial rainwater filtering device has good sealing performance, can effectively isolate water bodies at the front end and the rear end of the filtering medium, and has good filtering effect.

2. The filter medium in the medium type initial rainwater filter device is convenient to disassemble, assemble and clean, and the labor intensity of workers is low.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the front end bracket configuration of the present invention;

FIG. 4 is a schematic view of the inner frame structure of the present invention;

FIG. 5 is a schematic view of a blocking unit structure according to the present invention;

FIG. 6 is an enlarged view of a partial structure of the blocking unit according to the present invention;

FIG. 7 is a schematic view of the outer stent structure of the present invention;

FIG. 8 is an enlarged partial view of the outer stent structure of the present invention.

Detailed Description

The utility model is further described with reference to the following examples and the accompanying drawings.

As shown in fig. 1 to 8, a medium type initial rainwater filtering device includes a sewage tank wall 1, a front end bracket 2, a filtering medium 3, and a rear end bracket 4; the front end bracket 2 and the rear end bracket 4 are arranged and fixed in the sewage pool wall 1 in parallel, and the filter medium 3 is inserted between the front end bracket 2 and the rear end bracket 4; the front end bracket 2 comprises an inner bracket 21, a blocking unit 22 and an outer bracket 23, the inner bracket 21 and the outer bracket 23 are fixed on the sewage pool wall 1, and the blocking unit 22 is arranged between the inner bracket 21 and the outer bracket 23; the rear end bracket 4 has the same structure as the front end bracket 2.

The inner support 21 comprises a U-shaped structure formed by welding a left inner support 211, a bottom inner support 212 and a right inner support 213, and the inner support 21 is fixed in the sewage pool wall 1 through screws.

The blocking unit 22 is formed by stacking a blocking frame 221, a blocking grill 222, and a sealing bar 223.

The outer bracket 23 comprises a U-shaped structure formed by welding an outer bracket left 231, an outer bracket bottom 232 and an outer bracket right, and the outer bracket left 231, the outer bracket bottom 232 and the outer bracket right 233 are respectively formed by an L-shaped bracket 2321, a compression screw 2322, a nut 2323 and a fixing screw 2324.

The filter medium 3 is made of a multi-layered sponge or coconut shell fiber material.

In the utility model, the front end bracket 2 and the rear end bracket 4 are arranged and fixed in the sewage pool wall 1 in parallel, and the filter medium 3 is inserted between the front end bracket 2 and the rear end bracket 4; the front end bracket consists of an inner bracket 21, a blocking unit 22 and an outer bracket 23, the inner bracket 21 and the outer bracket 23 are fixed in the sewage pool wall 1 through screws, and the blocking unit 22 is arranged between the inner bracket 21 and the outer bracket 23.

The rear end bracket 4 and the front end bracket 2 adopt the same structure.

The filter medium 3 can be made of multiple layers of sponge or coconut fiber and the like, and can be directly drawn out for cleaning or replacement after being used for a period of time.

The inner side bracket 21 is formed by welding an inner side bracket left 211, an inner side bracket bottom 212 and an inner side bracket right 213 to form a U shape, and the inner side bracket 21 is fixed in the sewage pool wall 1 through screws.

The blocking unit 22 is formed by stacking a blocking frame 221, a blocking grill 222, and a sealing bar 223. The sealing strip 223 may be a D-shaped hollow sealing strip or an O-shaped hollow sealing strip.

The outer bracket 23 is formed by welding an outer bracket left 231, an outer bracket bottom 232 and an outer bracket right 233 into a U shape, and the outer bracket left 231, the outer bracket bottom 232 and the outer bracket right 233 are respectively formed by an L-shaped bracket 2321, a compression screw 2322, a nut 2323 and a fixing screw 2324.

When the utility model is installed, the distance between the inner bracket 21 and the outer bracket 23 is slightly larger than the thickness of the blocking unit 22, the inner bracket 21 and the outer bracket 23 are fixed on the sewage pool wall 1 through screws, then the blocking unit is inserted between the inner bracket 21 and the outer bracket 23, and the pressing screw 2322 is rotated in the forward direction to push the blocking unit 22 and compress the sealing strip 223.

Claims

1. A medium type initial rainwater filtering device comprises a sewage pool wall (1), a front end bracket (2), a filtering medium (3) and a rear end bracket (4); the front end bracket (2) and the rear end bracket (4) are arranged in parallel and fixed in the sewage pool wall (1), and the filter medium (3) is inserted between the front end bracket (2) and the rear end bracket (4); the front end support (2) comprises an inner support (21), a blocking unit (22) and an outer support (23), the inner support (21) and the outer support (23) are fixed on the sewage pool wall (1), and the blocking unit (22) is arranged between the inner support (21) and the outer support (23); the rear end bracket (4) and the front end bracket (2) have the same structure.

2. A medium type initial rainwater filtering device according to claim 1 wherein said inner bracket (21) comprises a U-shaped structure formed by welding a left inner bracket (211), a bottom inner bracket (212) and a right inner bracket (213), and said inner bracket (21) is fixed in said sewage pool wall (1) by screws.

3. A medium type initial rainwater filtering device according to claim 1 wherein said intercepting unit (22) is formed by stacking an intercepting frame (221), an intercepting grid (222) and a sealing strip (223).

4. A medium type initial rainwater filtering device according to claim 1 wherein said outer bracket (23) comprises a U-shaped structure formed by welding and connecting an outer bracket left (231), an outer bracket bottom (232) and an outer bracket right, said outer bracket left (231), said outer bracket bottom (232) and said outer bracket right (233) are respectively formed by an L-shaped bracket (2321), a compression screw (2322), a nut (2323) and a fixing screw (2324).

5. A medium type initial rainwater filtering device according to claim 1 wherein said filtering medium (3) is made of a multi-layered sponge or coconut shell fiber material.