CN223688160U - A biotechnology-coupled magnetic flocculation system for rapid treatment of urban overflow sewage - Google Patents

Abstract

The utility model relates to the field of sewage treatment, in particular to a biotechnological coupling magnetic flocculation system for rapidly treating urban overflow sewage, which comprises a sedimentation tank main body, a sludge discharge pipe, a water discharge pipe and a water inlet pipe, wherein a boss is arranged in the sedimentation tank main body, and the water inlet pipe is used for discharging sewage into the sedimentation tank main body. After adding flocculation medicament to the sedimentation tank main part, the flocculation thing of its production can be inside annular filter screen, then when carrying out the drainage, the flocculation thing can be along with rivers or adhesion in the inside of annular filter screen, or be in the contained angle department of annular filter screen bottom, after the drainage, accessible cylinder drives annular filter screen and reciprocates for separate between annular filter screen and the sedimentation tank, from this the convenience is handled the flocculation thing that exists on the annular filter screen.

Description

Biotechnology coupling magnetic flocculation system for rapidly treating urban overflow sewage

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a biotechnology coupling magnetic flocculation system for rapidly treating urban overflow sewage.

Background

In a biotechnology-coupled magnetic flocculation system for urban overflow sewage, a sewage sedimentation tank is an important link in a sewage treatment process and is usually positioned in a pretreatment stage. The main function of the device is to separate suspended matters, silt, organic matters and other granular matters from water through gravity sedimentation or floatation, and to add flocculant into sewage, to agglomerate harmful matters in sewage into blocks through flocculant, and to separate them, thus achieving the purpose of primary purification of water quality.

For example, the sedimentation tank with the Chinese patent application number of CN201220280926.7 is used for further filtering suspended matters and sediments which are difficult to sediment in the sedimentation tank, and the filtered water is discharged through a water outlet.

But suspended matters still are in unable discharge in the sedimentation tank, take out the clearance through modes such as operating personnel scrapes to the suspended matters, and the practicality is not strong, and the operation is comparatively troublesome.

Aiming at the existing problems, a biotechnological coupling magnetic flocculation system for rapidly treating urban overflow sewage is provided.

Disclosure of utility model

In order to solve the problems, the embodiment of the utility model provides a biotechnological coupling magnetic flocculation system for rapidly treating urban overflow sewage.

In order to achieve the above purpose, the embodiment of the utility model specifically adopts the following technical scheme:

The biotechnological coupling magnetic flocculation system for rapidly treating urban overflow sewage comprises a sedimentation tank main body, a mud discharging pipe and a drain pipe, and is characterized by further comprising a water inlet pipe, wherein a boss is arranged in the sedimentation tank main body, the height of sewage in the sedimentation tank main body is not higher than the top end of the boss, the boss is arranged in a circular table manner, flocculates conveniently slide downwards along the inclined plane of the boss during sewage reaction, and the water inlet pipe is used for discharging sewage into the sedimentation tank main body;

an annular filter screen is arranged in the sedimentation tank main body, the annular filter screen is close to the side wall of the sedimentation tank main body, and the bottom end of the annular filter screen is attached to the arc-shaped part of the boss close to the bottom end and extends upwards along the boss.

Preferably, the top of boss is connected with the fixed column, and the top of fixed column is connected with the cylinder, is connected through connecting device between annular filter screen and the cylinder.

Preferably, the connecting device is connected with the output end of the air cylinder, and the annular filter screen is lifted through the mutual matching of the air cylinder and the connecting device.

Preferably, the mud discharging pipe is arranged on the side wall of the sedimentation tank body close to the inner bottom, and the water discharging pipe is arranged in the sedimentation tank body and is communicated with the interior of the sedimentation tank body and is positioned above the mud discharging pipe.

Preferably, the bottom end of the annular filter screen is positioned at the bottom of the sedimentation tank main body, the top end of the annular filter screen is higher than the liquid level of sewage in the sedimentation tank main body, and the annular filter screen is provided with filter holes.

The embodiment of the utility model has the beneficial effects that:

After adding flocculation medicament to the sedimentation tank main part, the flocculation thing of its production can be inside annular filter screen, then when carrying out the drainage, the flocculation thing can be along with rivers or adhesion in the inside of annular filter screen, or be in the contained angle department of annular filter screen bottom, after the drainage, accessible cylinder drives annular filter screen and reciprocates for separate between annular filter screen and the sedimentation tank, from this the convenience is handled the flocculation thing that exists on the annular filter screen, and the practicality is stronger.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the annular filter of the present utility model.

In the figure, 1, a sedimentation tank main body, 2, a water inlet pipe, 3, an annular filter screen, 4, a mud discharge pipe, 5, a water discharge pipe, 6, a boss, 7, a filter hole, 8, a cylinder, 9 and a connecting device.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model.

Example 1

Referring to fig. 1-2, the embodiment of the utility model discloses a biotechnological coupling magnetic flocculation system for rapidly treating urban overflow sewage, which comprises a sedimentation tank main body 1 and a water inlet pipe 2, wherein water to be treated is discharged into the sedimentation tank main body 1 through the water inlet pipe 2, and impurities in the water are formed into blocks through flocculation reaction. The inside center department of sedimentation tank main part 1 is equipped with boss 6, and boss 6's shape is the round platform mode, is equipped with annular filter screen 3 around the boss 6, is equipped with a plurality of filtration holes 7 on the annular filter screen 3, and annular filter screen 3 is used for filtering the lump matter that flocculates in the sedimentation tank main part 1.

Still be equipped with mud pipe 4 and drain pipe 5 on the sedimentation tank main part 1, mud pipe 4 is arranged in to the silt discharge of sedimentation tank in, and drain pipe 5 is arranged in to the outside of sedimentation tank main part 1 of the water discharge after the filtration of annular filter screen 3. Preferably, a plurality of drain pipes 5 may be annularly provided along the sidewall of the main body 1 of the settling tank so that the flocculate can be dispersed to adhere to the sidewall of the annular screen 3 so that the flocculate is not concentrated somewhere on the annular screen 3 at the time of draining.

The top of the boss 6 is optionally provided with an air cylinder 8, the output end of the air cylinder 8 is fixedly connected with a connecting device 9, and the connecting device 9 is fixedly connected with the annular filter screen 3. Wherein, the bottom of annular filter screen 3 is laminated with the part that boss 6 lateral wall is close to the bottom, and the lump after flocculation can slide to the corner of annular filter screen 3 bottom along the inclined plane of boss 6 under the effect of gravity. It should be noted that, the annular filter screen 3 can not take place great deformation under the action of the gravity of the lump matter of flocculation, when needs are handled the flocculation thing, through controlling cylinder 8, drive annular filter screen 3 under the effect of cylinder 8 and reciprocate, and the flocculation thing that wherein can gather in the corner of annular filter screen 3 bottom can make flocculation thing and liquid break away from, makes things convenient for operating personnel to handle the flocculation thing under filtering.

It should be noted that, in the description of the present utility model, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (5)

1. A biotechnology-coupled magnetic flocculation system for rapid treatment of urban overflow sewage, comprising a sedimentation tank body (1), a sludge discharge pipe (4) and a drainage pipe (5), characterized in that: it further comprises an inlet pipe (2), the sedimentation tank body (1) is provided with a boss (6), the height of sewage in the sedimentation tank body (1) will not be higher than the top of the boss (6), the boss (6) is set in a frustum shape, so that the flocs during sewage reaction can slide down along the inclined surface of the boss (6), and the inlet pipe (2) is used to discharge sewage into the sedimentation tank body (1); The sedimentation tank body (1) is provided with an annular filter (3). The annular filter (3) is close to the side wall of the sedimentation tank body (1). The bottom end of the annular filter (3) is attached to the arc-shaped part of the boss (6) near the bottom end and extends upward along the boss (6). 2. The biotechnology coupled magnetic flocculation system for rapid treatment of urban overflow sewage according to claim 1, characterized in that: a fixed column is connected to the top of the boss (6), a cylinder (8) is connected to the top of the fixed column, and the annular filter screen (3) is connected to the cylinder (8) through a connecting device (9). 3. A biotechnology-coupled magnetic flocculation system for rapid treatment of urban overflow sewage according to claim 2, characterized in that: the connecting device (9) is connected to the output end of the cylinder (8), and the annular filter screen (3) is lifted by the mutual cooperation of the cylinder (8) and the connecting device (9). 4. A biotechnology-coupled magnetic flocculation system for rapid treatment of urban overflow sewage according to claim 1, characterized in that: the sludge discharge pipe (4) is set on the side wall of the sedimentation tank body (1) near the inner bottom, and the drain pipe (5) is set to communicate with the sedimentation tank body (1) and is located above the sludge discharge pipe (4). 5. A biotechnology coupled magnetic flocculation system for rapid treatment of urban overflow sewage according to claim 1, characterized in that: the bottom end of the annular filter (3) is attached to the bottom of the sedimentation tank body (1), the top end of the annular filter (3) is higher than the liquid level of the sewage in the sedimentation tank body (1), and filter holes (7) are provided on the annular filter (3).