CN216662733U

CN216662733U - Aeration tank circulating filter device for sewage treatment

Info

Publication number: CN216662733U
Application number: CN202122636297.9U
Authority: CN
Inventors: 熊艳贞; 李英
Original assignee: Jiangxi Shuiyou Ecological Environment Engineering Co ltd
Current assignee: Jiangxi Shuiyou Ecological Environment Engineering Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-06-03
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to the field of aeration tanks, in particular to an aeration tank circulating filter device for sewage treatment, which comprises an aeration tank; also comprises a pre-filtering device and an aeration device; the pre-filtering device is fixedly arranged at one side of the aeration tank along the horizontal direction; the aeration device is fixedly arranged in the aeration tank along the horizontal direction; the pre-filtering device also comprises a filtering shell, a replacing mechanism, a first filter screen, a filtering cover, a second filter screen, a replacing layer and a first filter screen mounting groove. The utility model provides an aeration tank circulating filter device for sewage treatment, which is characterized in that an aeration tank, a pre-filter device, a filter shell, a replacing mechanism, a first filter screen, a filter cover, a replacing layer, a first filter screen mounting groove, a second filter screen and an aeration device are arranged, and the steps of replacing the filter screen and accelerating the filtering efficiency of an execution device are matched with the aeration device, so that the aims of replacing the filter screen and accelerating the filtering efficiency are fulfilled, and the technical problem of how to replace the filter screen and accelerate the filtering efficiency is solved.

Description

Aeration tank circulating filter device for sewage treatment

Technical Field

The utility model relates to the field of aeration tanks, in particular to an aeration tank circulating filter device for sewage treatment.

Background

The filter device adopts corresponding design scheme according to the condition of quality of water usually to impurity such as suspended solid, colloid, silt, clay, particulate matter in the high-efficient water of getting rid of reduces the turbidity of water, reaches the purpose of quality of water clarification, and filter device is the collective name of multiple filtration facility, uses filter device in the aeration tank relatively with municipal sewage commonly uses.

However, in the prior art, the existing sewage filtering device needs to receive sewage in the using process, and because certain substances possibly exist in the sewage, the existing sewage filtering device cannot filter the substances existing in the sewage, the replacement of the filter screen in the existing sewage pre-filtering device is complex, so that the efficiency of sewage treatment is greatly influenced, the efficiency of device treatment is greatly reduced, and the aeration tank circulating filtering device for sewage treatment is urgently needed.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an aeration tank circulating filter device for sewage treatment, which solves the problem that the filter screen is not easy to replace by replacing the mechanism structure.

In order to solve the problems of the prior art, the utility model adopts the technical scheme that:

an aeration tank circulating filter device for sewage treatment comprises an aeration tank; also comprises a pre-filtering device and an aeration device; the pre-filtering device is fixedly arranged at one side of the aeration tank along the horizontal direction; the aeration device is fixedly arranged in the aeration tank along the horizontal direction; the pre-filtering device also comprises a filtering shell, a replacing mechanism, a first filtering net, a filtering cover, a second filtering net, a replacing layer, a circular groove and a first filtering net mounting groove; the filtering shell is fixedly arranged on the outer end of the pre-filtering device in the horizontal direction; the working axis of the replacing mechanism is sleeved in the inner wall of the filtering shell in a rotating manner along the vertical direction; the working shaft of the first filter screen is movably arranged on the replacing mechanism along the vertical direction; the filter cover is rotatably arranged at the top end of the filter shell; the replacing layer and the filtering cover are vertically arranged at the upper end of the filtering shell; the circular groove is formed in the top end of the replacement layer; the first filter screen mounting groove is formed in the bottom end of the replacement layer; the second filter screen is movably arranged on the circular groove along the vertical direction.

Preferably, the aeration device comprises an aeration pipe and an air pump; the air pump is fixedly arranged on the outer wall of the aeration tank along the horizontal direction; the aeration pipe is fixedly arranged in the aeration tank along the horizontal direction and is connected with the output end of the air pump in a sealing way.

Preferably, the cleaning device is movably arranged in the pre-filtering device and comprises a cleaning layer, a cleaning brush and a micro motor; the cleaning layer is arranged in the filtering shell in a sliding mode along the horizontal direction; the cleaning brush and the inner wall of the filtering shell are attached to each other and fixedly arranged on the outer wall of the cleaning layer.

Preferably, the lead screw rotates the bottom that sets up at filtering the casing, the tip of lead screw and micro motor's output fixed connection, and the lead screw cover is established in the cleaning layer.

Preferably, the guide rod and the screw rod are horizontally and fixedly arranged at the bottom end of the filtering shell and sleeved in the cleaning layer.

Preferably, one end of the water pump is fixedly connected with a water outlet pipe of the pre-filtering device, and the other end of the water pump is fixedly connected with a water inlet of the aeration tank.

Compared with the prior art, the beneficial effect of this application is:

1. the utility model provides an aeration tank circulating filter device for sewage treatment, which is characterized in that an aeration tank, a pre-filter device, a filter shell, a replacement mechanism, a first filter screen, a filter cover, a replacement layer, a first filter screen mounting groove, a second filter screen and an aeration device are arranged, and the steps of replacing the filter screen and accelerating the filter efficiency of an execution device are matched, so that the purposes of replacing the filter screen and accelerating the filter efficiency are realized, and the technical problems of how to replace the filter screen and accelerating the filter efficiency are solved.

2. According to the aeration tank circulating filter device for sewage treatment, provided by the utility model, the aeration pipe and the air pump are arranged to execute the step of carrying out the work of the aeration tank to carry out the sewage treatment, so that the aim of carrying out the sewage treatment by the work of the aeration tank is realized, and the technical problem of how to carry out the work of the aeration tank to carry out the sewage treatment is solved.

3. According to the aeration tank circulating filter device for sewage treatment, the cleaning device, the cleaning layer and the cleaning brush are arranged for executing the step of cleaning the pre-filtering device, so that the purpose of cleaning the pre-filtering device is achieved, and the technical problem of how to clean the pre-filtering device is solved.

4. According to the aeration tank circulating filter device for sewage treatment, the screw rod is arranged to drive the cleaning layer to slide in the filter shell, so that the purpose of driving the cleaning layer to slide in the filter shell is achieved, and the technical problem of driving the cleaning layer to slide in the filter shell is solved.

5. According to the aeration tank circulating filter device for sewage treatment, the guide rod is arranged for executing the step that the cleaning layer slides in the filter shell more stably, so that the purpose that the cleaning layer slides in the filter shell more stably is achieved, and the technical problem that the cleaning layer slides in the filter shell more stably is solved.

6. According to the aeration tank circulating filter device for sewage treatment, the water pump is arranged to execute the step of enabling sewage to enter the aeration tank through the pre-filter device, so that the purpose that the sewage enters the aeration tank through the pre-filter device is achieved, and the technical problem of how the sewage enters the aeration tank through the pre-filter device is solved.

Drawings

FIG. 1 is a front view of the embodiment;

FIG. 2 is a top view of the embodiment;

FIG. 3 is a schematic perspective view of the embodiment;

FIG. 4 is a schematic structural view of a prefilter unit of an embodiment;

FIG. 5 is a schematic structural view of a cleaning apparatus according to an embodiment;

FIG. 6 is a schematic view of an aeration structure of the embodiment.

The reference numbers in the figures are:

1-an aeration tank; 1 a-a water pump;

2-a pre-filtration device; 2 a-a filter housing; 2 b-a replacement mechanism; 2b 1-Filter Screen No. one; 2 c-a filter cover; 2c1 — replacement layer; 2c 2-circular groove; 2c 3-filter screen mounting groove; 2c 4-Filter Screen No. two;

3-an aeration device; 3 a-an aerator pipe; 3 b-an air pump;

4-a cleaning device; 4 a-a cleaning layer; 4a 1-cleaning brush; 4 b-a micro-motor; 4 c-a screw rod; 4 d-guide bar.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-6:

an aeration tank circulating filter device for sewage treatment comprises an aeration tank 1; the device also comprises a pre-filtering device 2 and an aeration device 3; the pre-filtering device 2 is fixedly arranged at one side of the aeration tank 1 along the horizontal direction; the aeration device 3 is fixedly arranged in the aeration tank 1 along the horizontal direction; the pre-filtering device 2 further comprises a filtering shell 2a, a replacing mechanism 2b, a first filtering net 2b1, a filtering cover 2c, a second filtering net 2c4, a replacing layer 2c1, a circular groove 2c2 and a first filtering net mounting groove 2c 3; the filtering shell 2a is fixedly arranged on the outer end of the pre-filtering device 2 in the horizontal direction; the working axis of the replacing mechanism 2b is rotationally sleeved in the inner wall of the filtering shell 2a along the vertical direction; the working shaft of the first filter screen 2b1 is movably arranged on the replacing mechanism 2b along the vertical direction; the filter cover 2c is rotatably arranged at the top end of the filter shell 2 a; the replacing layer 2c1 is arranged at the upper end of the filter shell 2a vertically to the filter cover 2 c; the circular groove 2c2 is opened at the top end of the replacement level 2c1 and is not shown in the drawing; the first filter screen mounting groove 2c3 is formed at the bottom end of the replacement layer 2c 1; the second filter net 2c4 is movably disposed on the circular groove 2c2 in the vertical direction.

Based on the above embodiments, the present application is directed to an aeration tank 1 circulating filter apparatus for sewage treatment, when the apparatus is in use, a worker firstly discharges sewage to be filtered into a pre-filter 2, the pre-filter 2 firstly filters the sewage to accelerate the efficiency of the aeration tank 1 in sewage treatment, when the pre-filter 2 filters the sewage, impurities in the sewage may block a filter screen 2b1 in the pre-filter 2, when the filter screen 2b1 needs to be replaced, the worker firstly rotates a filter cover 2c at the top end of a filter housing 2a out of the filter housing 2a, then takes a replacement layer 2c1 out of the filter housing 2a, when the replacement layer 2c1 is taken out, then takes a filter screen 2b1 arranged at the lower end of the replacement layer out of a filter screen mounting groove 2c3, and then the worker manually replaces the filter screen 2b1, then in installing change layer 2c1 in filtering housing 2a, then with filter lid 2c rotatory installation in the top of filtering housing 2a, then with sewage advance among the filter equipment 2 at first enter into the casing through No. two filter screen 2c4 then sewage enters into aeration tank 1 through No. one filter screen 2b1, carry out the sewage circulation and filter, realized carrying out the purpose of circulation filtration and more easily changing the filter screen to sewage, the technical problem that the device changed the filter screen and accelerated filtration efficiency has been solved.

Further, in order to solve the problem of how the aeration tank 1 works, as shown in fig. 2 and 6:

the aeration device 3 comprises an aeration pipe 3a and an air pump 3 b; the air pump 3b is fixedly arranged on the outer wall of the aeration tank 1 along the horizontal direction; the aeration pipe 3a is fixedly arranged in the aeration tank 1 along the horizontal direction and is connected with the output end of the air pump 3b in a sealing way.

Based on above-mentioned embodiment, this application makes air pump 3b work as sewage and gets into aeration tank 1 back staff control device, and the air conduction that air pump 3b work will be full of oxygen advances the aeration, then in fusing into sewage with oxygen through aeration pipe 3a, makes the dissolved oxygen in the sewage enough dissolve the filtration to sewage, has reached aeration apparatus 3 work and has carried out aeration filtering's purpose to sewage to solve aeration tank 1 and how to do and carry out aeration filtering's problem to sewage.

Further, in order to solve the problem of performing cleaning in the pre-filter device 2, as shown in fig. 1 to 5:

the cleaning device 4 is movably arranged in the pre-filtering device 2, and the cleaning device 4 comprises a cleaning layer 4a, a cleaning brush 4a1 and a micro motor 4 b; the cleaning layer 4a is arranged in the filter housing 2a in a sliding manner along the horizontal direction; the cleaning brush 4a1 is in contact with the inner wall of the filter housing 2a and is fixedly arranged on the outer wall of the cleaning layer 4a, which is not shown in the figures.

Based on the above embodiment, when the pre-filtering device 2 needs to be cleaned in the filtering housing 2a after being used, a worker firstly controls the micro-motor 4b to work, the micro-motor 4b works to drive the cleaning layer 4a to move from the lower end of the housing to the top end of the housing in the filtering housing 2a, the cleaning layer 4a moves to drive the cleaning brush 4a1 to move from the bottom end to the top end of the inner wall filtering housing 2a of the filtering housing 2a, the cleaning brush 4a1 is attached to the inside of the housing, the cleaning brush 4a1 cleans impurities from the filtering housing 2a by sliding the cleaning layer 4a in the housing, then the worker opens the pre-filtering device 2 and then manually takes the impurities out of the pre-filtering device 2, namely, the purpose of cleaning the pre-filtering device 2 is achieved, and therefore the problem of cleaning in the pre-filtering device 2 is solved.

Further, in order to solve the problem of sliding the cleaning layer 4a in the filter housing 2a, as shown in fig. 4 and 5:

the screw rod 4c is rotatably arranged at the bottom end of the filter shell 2a, the end part of the screw rod 4c is fixedly connected with the output end of the micro motor 4b, and the screw rod 4c is sleeved in the cleaning layer 4 a.

Based on the above embodiment, when the cleaning layer 4a needs to slide in the filtering shell 2a, the working personnel firstly control the micro motor 4b to work, the micro motor 4b works to drive the screw rod 4c to rotate, the screw rod 4c rotates to drive the cleaning layer 4a to slide up and down in the filtering shell 2a, the purpose that the micro motor 4b drives the cleaning layer 4a to slide in the filtering shell 2a through the screw rod 4c is achieved, and therefore the problem that the cleaning layer 4a is driven to slide in the filtering shell 2a is solved.

Further, in order to solve the problem that the cleaning layer 4a slides more stably in the filter housing 2a, as shown in fig. 4 and 5:

the guide rod 4d and the screw rod 4c are horizontally and fixedly arranged at the bottom end of the filter shell 2a and are sleeved in the cleaning layer 4 a.

Based on the above embodiment, this application guide bar 4d carries out the effect that stabilizes to clean layer 4a when micro motor 4b work drives clean layer 4a and slides in filtering casing 2a, has reached the more stable purpose of clean layer 4a slip in filtering casing 2a promptly to the problem that clean layer 4a slides more stably in filtering casing 2a has been solved.

Further, in order to solve the problem of how the sewage enters the aeration tank 1 through the pre-filtering device 2, as shown in fig. 1 to 3:

one end of the water pump 1a is fixedly connected with the water outlet pipe of the pre-filtering device 2, and the other end is fixedly connected with the water inlet of the aeration tank 1.

Based on the above embodiment, this application is clear that after sewage entered into prefilter unit 2, the staff controlled water pump 1a to work, and during the work of water pump 1a, sewage entered into water pump 1a through filter screen 2b1 and No. two filter screens 2c4, then water pump 1a will be with sewage transmission entering aeration tank 1, reached the purpose that sewage entered into aeration tank 1 through prefilter unit 2 promptly to the problem that sewage entered into aeration tank 1 through prefilter unit 2 has been solved.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.

Claims

1. An aeration tank circulating filter device for sewage treatment comprises an aeration tank (1);

it is characterized by also comprising a pre-filtering device (2) and an aeration device (3); the pre-filtering device (2) is fixedly arranged at one side of the aeration tank (1) along the horizontal direction; the aeration device (3) is fixedly arranged in the aeration tank (1) along the horizontal direction; the pre-filtering device (2) further comprises a filtering shell (2a), a replacing mechanism (2b), a first filtering net (2b1), a filtering cover (2c), a second filtering net (2c4), a replacing layer (2c1), a circular groove (2c2) and a first filtering net mounting groove (2c 3); the filtering shell (2a) is fixedly arranged on the outer end of the pre-filtering device (2) in the horizontal direction; the working axis of the replacing mechanism (2b) is rotationally sleeved in the inner wall of the filtering shell (2a) along the vertical direction; the working shaft of the first filter screen (2b1) is movably arranged on the replacing mechanism (2b) along the vertical direction; the filter cover (2c) is rotationally arranged at the top end of the filter shell (2 a); the replacing layer (2c1) and the filter cover (2c) are vertically arranged at the upper end of the filter shell (2 a); the circular groove (2c2) is arranged at the top end of the replacement layer (2c 1); the first filter screen mounting groove (2c3) is formed at the bottom end of the replacement layer (2c 1); the second filter screen (2c4) is movably arranged on the circular groove (2c2) along the vertical direction.

2. An aeration tank circulation filtering device for wastewater treatment according to claim 1, characterized in that the aeration device (3) comprises an aeration pipe (3a) and an air pump (3 b);

the air pump (3b) is fixedly arranged on the outer wall of the aeration tank (1) along the horizontal direction;

the aeration pipe (3a) is fixedly arranged in the aeration tank (1) along the horizontal direction and is hermetically connected with the output end of the air pump (3 b).

3. An aeration tank circulation filtering device for sewage treatment according to claim 1, characterized in that the cleaning device (4) is movably arranged in the pre-filtering device (2) and the cleaning device (4) comprises a cleaning layer (4a), a cleaning brush (4a1) and a micro motor (4 b);

the cleaning layer (4a) is arranged in the filter shell (2a) in a sliding mode along the horizontal direction;

the cleaning brush (4a1) is attached to the inner wall of the filter housing (2a) and is fixed to the outer wall of the cleaning layer (4 a).

4. The aeration tank circulation filtering device for sewage treatment according to claim 3, wherein the screw rod (4c) is rotatably arranged at the bottom end of the filter housing (2a), the end of the screw rod (4c) is fixedly connected with the output end of the micro motor (4b), and the screw rod (4c) is sleeved in the cleaning layer (4 a).

5. The aeration tank circulation filter device for sewage treatment according to claim 4, wherein the guide rod (4d) and the screw rod (4c) are horizontally and fixedly arranged at the bottom end of the filter housing (2a) and are sleeved in the cleaning layer (4 a).

6. An aeration tank circulation filter device for sewage treatment according to claim 1, characterized in that one end of the water pump (1a) is fixedly connected with the water outlet pipe of the pre-filter device (2) and the other end is fixedly connected with the water inlet of the aeration tank (1).