CN217829112U - An easy-to-install double filter layer structure for sewage treatment - Google Patents

Abstract

The utility model discloses an easy-to-install double filter layer structure for sewage treatment, which comprises a secondary filter screen, a primary filter screen and an intermediate anti-blocking component. An intermediate anti-blocking component is fixedly arranged between the net and the primary filter screen. The device adopts a double-layer filter structure of primary filter and secondary filter, and an intermediate anti-blocking component with the effect of removing blockage is arranged between the two. When in use, the primary filter first performs primary filtration of sewage, Intercept impurities with large diameters, and take out the primary filter to remove them when there are too many intercepted objects and cause obvious blockage. At this time, the secondary filter replaces the primary filter to intercept the sewage to avoid pipeline blockage in the pool. In addition, when the blockage is not When it is very serious, by rotating the middle anti-blocking component, the dirt that blocks the pores on the primary filter screen and the secondary filter screen can be removed, and the filtration speed of sewage can be accelerated.

Description

An easy-to-install double filter layer structure for sewage treatment

technical field

The utility model relates to a double filter layer structure for sewage treatment, in particular to a double filter layer structure for sewage treatment which is easy to install, and belongs to the technical field of sewage treatment equipment.

Background technique

Sewage treatment refers to the process of purifying sewage to meet the water quality requirements for discharge into a certain water body or reuse. Sewage treatment is widely used in construction, agriculture, transportation, energy, petrochemical, environmental protection, urban landscape, medical treatment, In various fields such as catering, the sewer pipes of existing urban residents are generally provided with simple sewage treatment devices.

The sewage treatment device used by the existing residents is generally a simple filter treatment device, only by setting a mesh filter structure at the entrance of the sewer to prevent the garbage in the domestic and kitchen waste from clogging the sewer pipe. The interception net is easily blocked by kitchen waste, resulting in poor permeability, and users who are impatient with this will directly remove the interception net to speed up water leakage, so this kind of sewage treatment filter is less practical.

Therefore, in order to help solve the above-mentioned problems, those skilled in the art propose an easy-to-install double filter layer structure for sewage treatment to help solve the above-mentioned problem of poor practicability of the existing sewage intercepting and filtering devices used by residents.

Utility model content

The purpose of this utility model is to provide an easy-to-install double-layer filter structure for sewage treatment in order to solve the above problems. By setting up a double-layer filter structure and setting an intermediate anti-blocking filter between the two layers of filter screens, it can help remove the blockage. The blocking component can realize the dredging of the blockage and accelerate the permeability of sewage.

The utility model achieves the above-mentioned purpose through the following technical scheme, a double filter layer structure for sewage treatment that is easy to install, including a secondary filter screen (1), a primary filter screen (2) and an intermediate anti-blocking component (3). The inner side of the secondary filter screen (1) is provided with a primary filter screen (2), and an intermediate anti-blocking component (3) is fixedly arranged between the secondary filter screen (1) and the primary filter screen (2);

The middle anti-blocking assembly (3) includes a rotating shaft (301), a scraper (302) and a tight adjustment member (303), and the bearing of the rotating shaft (301) is connected in the middle of the inner bottom surface of the secondary filter screen (1) position, the side of the rotating shaft (301) is fixedly connected with a scraper (302), and the side of the scraper (302) is fixedly provided with an abutting adjustment member (303).

Preferably, the middle position of the inner bottom surface of the secondary filter screen (1) is provided with a mounting hole compatible with the rotating shaft (301), and the side of the secondary filter screen (1) is fixedly connected with an installation limit ring ( 4), the end of the rotating shaft (301) away from the secondary filter screen (1) runs through the side wall of the primary filter screen (2) and extends above the primary filter screen (2).

Preferably, the top of the rotating shaft (301) is fixedly connected with the control crank (5), the side of the rotating shaft (301) is threadedly connected with a compression nut (6), and the side of the rotating shaft (301) is located at the compression A non-slip gasket (7) is movably sleeved between the tight nut (6) and the primary filter screen (2).

Preferably, the scraper (302) includes a mounting sleeve (3021), a limit strip (3022), a bottom scraper (3023) and a top scraper (3024), and the side fixing sleeve of the rotating shaft (301) A mounting sleeve (3021) is connected, and the side of the rotating shaft (301) is fixedly connected with a limit strip (3022) compatible with the mounting sleeve (3021), and the side of the mounting sleeve (3021) is fixedly connected to There is a bottom scraper (3023), and the inner side of the bottom scraper (3023) is slidingly engaged with a top scraper (3024).

Preferably, the inner side of the bottom scraper (3023) is fixedly provided with a pressing spring (8), and between the bottom scraper (3023) and the top scraper (3024) is fixedly provided with mutually adapted stoppers .

Preferably, the abutment adjustment member (303) includes an abutment extension plate (3031), a connecting screw (3032) and a lock nut (3033), and the abutment extension plate (3031) is slidably engaged with the scraper (302), the side of the abutting extension plate (3031) is fixedly connected with a connecting screw (3032), and the connecting screw (3032) runs through the side of one end of the scraper (302) and is threadedly connected with a lock nut ( 3033).

The beneficial effects of the utility model are:

1. Different from the existing single-layer filter structure, this device adopts a double-layer filter structure of primary filter and secondary filter, and an intermediate anti-blocking component with the effect of removing blockage is arranged between the two. When in use, First, the primary filter is used for the primary filtration of sewage to intercept impurities with large diameters. When there are too many intercepted objects and cause obvious blockage, the primary filter is removed for removal. At this time, the secondary filter replaces the primary filter to intercept and avoid pools. In the case of pipeline blockage in the sewage, and when the blockage is not very serious, the dirt that blocks the pores on the primary filter and the secondary filter can be removed by rotating the middle anti-blocking component, so as to speed up the filtration of sewage.

2. The middle anti-blocking component is slidingly clamped on the side of the rotating shaft through the limit bar, which is convenient for disassembly and assembly of the scraper. In addition, the bottom scraper and the top scraper connected by the spring are arranged in the scraper. After the nut is set, the top scraper and the bottom scraper can be pressed against the secondary filter and the primary filter respectively, and the effect of scraping the blockage on it is better. The inner wall on the side of the net has a scraping effect on the clog attached to it, which can enhance the water permeability of the device.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a structural schematic diagram of the middle anti-blocking assembly of the utility model;

Fig. 3 is a cross-sectional view of the structure of the utility model scraper;

Fig. 4 is a schematic diagram of the structure of the tension adjusting member of the present invention.

In the figure: 1, secondary filter screen; 2, primary filter screen; 3, intermediate anti-blocking component; 301, rotating shaft; 302, scraper; 3021, installation sleeve; 3022, limit bar; 3023, bottom scraper ;3024, top scraper; 303, tight adjustment member; 3031, tight extension plate; 3032, connecting screw; 3033, lock nut; 4, limit ring installed; ; 7, anti-slip gasket; 8, against the spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The embodiment of the utility model discloses an easy-to-install double filter layer structure for sewage treatment:

As shown in Figure 1, it includes secondary filter screen 1, primary filter screen 2 and intermediate anti-blocking assembly 3, the inner side of secondary filter screen 1 is fixedly connected with primary filter screen 2, secondary filter screen 1 and primary filter screen An intermediate anti-blocking component 3 is fixedly arranged between the two, and a limit ring 4 is fixedly connected to the side of the secondary filter screen 1 .

As shown in accompanying drawing 2, the intermediate anti-blocking assembly 3 includes a rotating shaft 301, a scraper 302 and an abutting adjustment member 303, the bearing of the rotating shaft 301 is connected to the middle position of the inner bottom surface of the secondary filter screen 1, and the side of the rotating shaft 301 is fixedly connected with The scraper 302 is fixedly provided with an abutting adjustment member 303 on the side of the scraper 302 .

The middle position of the inner bottom surface of the secondary filter screen 1 is provided with a mounting hole compatible with the rotating shaft 301. The end of the rotating shaft 301 away from the secondary filter screen 1 penetrates the side wall of the primary filter screen 2 and extends to the top of the primary filter screen 2. The rotating shaft 301 The top is fixedly connected with control crank 5.

As shown in FIG. 3 , a compression nut 6 is threadedly connected to the side of the rotating shaft 301 , and an anti-slip gasket 7 is movably sleeved on the side of the rotating shaft 301 between the compression nut 6 and the primary filter screen 2 .

The scraper 302 includes an installation sleeve 3021, a limit strip 3022, a bottom scraper 3023 and a top scraper 3024. The side of the rotating shaft 301 is fixedly sleeved with the installation sleeve 3021, and the side of the rotating shaft 301 is fixedly connected with the installation sleeve 3021. The bottom scraper 3023 is fixedly connected to the side of the installation sleeve 3021 of the matching limit bar 3022 , and the top scraper 3024 is slidably engaged on the inner side of the bottom scraper 3023 .

The inner side of the bottom scraper 3023 is fixedly provided with a pressing spring 8 , and between the bottom scraper 3023 and the top scraper 3024 is fixedly provided with stoppers adapted to each other.

As shown in Figure 4, the abutment adjustment member 303 includes an abutment extension plate 3031, a connecting screw 3032 and a locking nut 3033. A connecting screw 3032 is fixedly connected to the side, and a locking nut 3033 is threadedly connected to the side of the connecting screw 3032 passing through one end of the scraper 302 .

Different from the existing single-layer filter structure, this device adopts a double-layer filter structure of the primary filter 2 and the secondary filter 1, and an intermediate anti-blocking component 3 with the effect of removing blockages is arranged between the two. , firstly, the primary filter 2 is used for the primary filtration of the sewage, and the impurities with larger diameters are intercepted. When there are too many intercepted objects to form an obvious blockage, the primary filter 2 is removed for removal. At this time, the secondary filter 1 replaces the primary filter 2. The interception function can avoid the sewage in the pool from clogging the pipeline. In addition, when the clogging is not very serious, the dirt that clogs the holes on the primary filter 2 and the secondary filter 1 can be removed by rotating the middle anti-blocking component 3 , to speed up the filtration of sewage.

And in the actual use process of the utility model device, the middle anti-blocking component 3 is slid and clamped on the side of the rotating shaft 301 through the limit bar 3022, which facilitates the disassembly and assembly of the scraper 302. In addition, the scraper 302 is provided with a tight The bottom scraper 3023 and the top scraper 3024 connected by the spring 8 can press the top scraper 3024 and the bottom scraper 3023 against the secondary filter screen 1 and the primary filter screen 2 respectively after being set by the compression nut 6. The effect of scraping off the blockages on it is better. In addition, the adjustment member 303 is set to press against the inner wall on the side of the secondary filter screen 1, and has a scraping effect on the blockages attached to it, which can enhance the water permeability of the device. .

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A double filter layer structure for sewage treatment that is easy to install is characterized in that it comprises: a secondary filter screen (1), a primary filter screen (2) and an intermediate anti-blocking assembly (3), and the secondary filter screen The inner side of (1) is provided with a primary filter screen (2), and an intermediate anti-blocking component (3) is fixedly arranged between the secondary filter screen (1) and the primary filter screen (2); The middle anti-blocking assembly (3) includes a rotating shaft (301), a scraper (302) and a tight adjustment member (303), and the bearing of the rotating shaft (301) is connected in the middle of the inner bottom surface of the secondary filter screen (1) position, the side of the rotating shaft (301) is fixedly connected with a scraper (302), and the side of the scraper (302) is fixedly provided with an abutting adjustment member (303). 2. An easy-to-install double filter layer structure for sewage treatment according to claim 1, characterized in that: the middle position of the inner bottom surface of the secondary filter screen (1) is provided with a shaft (301) matching The side of the secondary filter (1) is fixedly connected with the installation limit ring (4), and the end of the rotating shaft (301) away from the secondary filter (1) runs through the side of the primary filter (2) wall and extends above the primary screen (2). 3. A conveniently installed double filter layer structure for sewage treatment according to claim 1, characterized in that: the top of the rotating shaft (301) is fixedly connected with a control handle (5), and the rotating shaft (301) A compression nut (6) is threadedly connected to the side of the rotating shaft (301), and an anti-slip gasket (7) is movably sleeved between the compression nut (6) and the primary filter screen (2). 4. An easy-to-install double filter layer structure for sewage treatment according to claim 1, characterized in that: the scraper (302) includes a mounting sleeve (3021), a limit strip (3022), a bottom layer The scraper (3023) and the top scraper (3024), the side of the shaft (301) is fixedly sleeved with the installation sleeve (3021), and the side of the shaft (301) is fixedly connected with the installation sleeve (3021) The matching limit strip (3022), the bottom scraper (3023) is fixedly connected to the side of the installation sleeve (3021), and the top scraper (3024) is slidingly clamped on the inner side of the bottom scraper (3023). ). 5. An easy-to-install double filter layer structure for sewage treatment according to claim 4, characterized in that: the inner side of the bottom scraper (3023) is fixedly provided with a spring (8), and the bottom scraper Between the plate (3023) and the top layer scraper (3024) there are fixedly arranged stoppers that are adapted to each other. 6. An easy-to-install double filter layer structure for sewage treatment according to claim 1, characterized in that: the pressing adjustment member (303) includes a pressing extension plate (3031), a connecting screw (3032) and The lock nut (3033), the said abutting extension plate (3031) is slidingly clamped on the side of the scraper (302), and the side of the abutting extension plate (3031) is fixedly connected with a connecting screw (3032), so The connecting screw (3032) passes through the side of one end of the scraper (302) and is threadedly connected with a locking nut (3033).

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