CN219156636U - Lime aeration stirring equipment - Google Patents

Abstract

The utility model provides lime aeration stirring equipment, which comprises a sewage tank, a water distribution pipe and an aeration pipe; the upper part of the sewage tank is a separation area, the lower part of the sewage tank is a stirring area, the stirring area is of an inverted cone structure, the bottom of the sewage tank is provided with a slag discharge port, one side of the separation area is provided with a water discharge port, and the top of the separation area is provided with a medicine adding port; the water distribution pipe is arranged in the stirring area at the opposite side of the water outlet and is connected with the sewage tank; the water distribution pipe is provided with a plurality of water outlet holes, and one end of the water distribution pipe is suitable for being communicated with a sewage source; the aeration pipe is arranged in the stirring area and on the same side of the water distribution pipe and is connected with the sewage tank; a plurality of aeration holes are arranged on the aeration pipe, and one end of the aeration pipe is suitable for being communicated with a high-pressure air source. According to the lime aeration stirring equipment provided by the utility model, a dosing pump is not needed during dosing, the situation that the dosing pump is blocked by lime is avoided, meanwhile, the recycling of lime is realized, and the resource waste is reduced.

Description

Lime aeration stirring equipment

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to lime aeration stirring equipment.

Background

When the lime is used as a coagulation adsorbent, the traditional dosing method is that the lime is dissolved by a dosing barrel and then is pumped to a sedimentation tank of a sewage treatment system by a lime dosing pump, and the lime is settled at the bottom of the sedimentation tank after adsorbing impurities in sewage, so that the recycling is difficult and the resource waste is caused; and the lime solid contains large particles and a lot of impurities, and is easy to block a dosing pump.

Disclosure of Invention

The embodiment of the utility model provides lime aeration stirring equipment, which aims to solve the technical problems that lime is easy to block a dosing pump and is difficult to recycle in the existing sewage treatment equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is a lime aeration stirring apparatus, comprising:

the upper part of the sewage tank is a separation area, the lower part of the sewage tank is a stirring area, the stirring area is of an inverted cone structure, the bottom of the sewage tank is provided with a slag discharging port, one side of the separation area is provided with a water outlet, and the top of the separation area is provided with a medicine adding port;

the water distribution pipe is arranged in the stirring area at the opposite side of the water outlet and is connected with the sewage tank; the water distribution pipe is provided with a plurality of water outlet holes, and one end of the water distribution pipe is suitable for being communicated with a sewage source;

the aeration pipe is arranged in the stirring area and on the same side of the water distribution pipe and is connected with the sewage tank; a plurality of aeration holes are formed in the aeration pipe, and one end of the aeration pipe is suitable for being communicated with a high-pressure air source.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, a plurality of water distribution pipes are arranged in parallel from bottom to top at intervals and are connected with the sewage tank.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, a plurality of aeration pipes are arranged alternately with a plurality of water distribution pipes and are connected with the sewage tank.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, the sewage tank comprises a sewage bucket, a cylinder body and a plurality of supporting legs, wherein the sewage bucket is of an inverted square prismatic table structure, the stirring area is arranged inside the sewage bucket, the cylinder body is of a rectangular structure and is vertically arranged on the upper side of the sewage bucket and is connected with the upper side of the sewage bucket, the separation area is arranged inside the sewage bucket, and the supporting legs are respectively arranged on the lower side of the sewage head and are connected with the sewage bucket.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, the lengths of the water distribution pipe and the aeration pipe are respectively equal to the widths of the positions of the sewage hoppers where the water distribution pipe and the aeration pipe are located.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, the lime aeration stirring device further comprises a water receiving tank, wherein the water receiving tank is arranged at one side of the water outlet and is connected with the cylinder, and the bottom of the water receiving tank is connected with the water outlet.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, the length of the water receiving tank is equal to the width of the barrel where the water receiving tank is located.

In one possible implementation mode of the lime aeration stirring device provided by the utility model, a plurality of triangular weirs are arranged on the side wall of the water receiving tank, which is far away from the water outlet.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, the lime aeration stirring device further comprises a star-shaped discharge valve, and the star-shaped discharge valve is connected with the slag discharge port.

In one possible implementation manner of the lime aeration stirring device provided by the utility model, the lime aeration stirring device further comprises a transparent plate, wherein an observation window is formed in the sewage tank, the observation window is arranged in the stirring area, and the transparent plate covers the observation window and is connected with the sewage tank.

The lime aeration stirring equipment provided by the utility model has the beneficial effects that: compared with the prior art, the lime aeration stirring equipment provided by the utility model has the advantages that when sewage is treated, powdery or massive lime is directly added into the sewage tank from the dosing port of the sewage tank, and the aeration pipe is used for aeration, so that sewage in the sewage tank and the lime are fully mixed; in the sewage treatment process, sewage continuously enters a sewage tank from a water distribution pipe, is fully mixed with lime in a stirring area under the action of an aeration pipe to form a mixed solution of the lime and the sewage, the mixed solution of the lime and the sewage flows upwards along with the flow of compressed air sprayed out of the aeration pipe, the mixed solution flows towards a water outlet when reaching a separation area, the sewage is separated from the lime under the action of gravity, clear liquid is discharged from the water outlet, the lime after adsorbing impurities flows towards the lower part of the equipment, and flows upwards again under the flow of compressed air sprayed out of the aeration pipe to naturally form a circular flow, so that the recycling of the lime is realized, and the resource waste is reduced; when the recycling times of the lime reaches the upper limit, the failed lime is discharged from the checking port, and new lime is added from the dosing port.

Drawings

FIG. 1 is a schematic diagram of a front view structure of a lime aeration stirring device according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;

reference numerals illustrate:

11. a cylinder; 12. a sewage bucket; 13. a support leg; 14. a water outlet;

15. a medicine adding port; 20. a water distribution pipe; 30. an aeration pipe; 31. a high pressure air source;

40. a water receiving tank; 41. triangular weir; 50. a star-shaped discharge valve; 60. and a transparent plate.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present application, it should be understood that, where azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., indicate azimuth or positional relationships generally based on those shown in the drawings, only for convenience of description and simplification of the description, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways and the spatially relative descriptions used herein are construed accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.

Referring to fig. 1 to 3, the lime aeration stirring apparatus provided by the present utility model will now be described. The lime aeration stirring equipment comprises a sewage tank, a water distribution pipe 20 and an aeration pipe 30; the upper part of the sewage tank is a separation area, the lower part of the sewage tank is a stirring area, the stirring area is of an inverted cone structure, the bottom of the sewage tank is provided with a slag discharge port, one side of the separation area is provided with a water discharge port 14, and the top of the separation area is provided with a medicine adding port 15; the water distribution pipe 20 is arranged in the stirring area at the opposite side of the water outlet 14 and is connected with the sewage tank; the water distribution pipe 20 is provided with a plurality of water outlet holes, and one end of the water distribution pipe is suitable for being communicated with a sewage source; the aeration pipe 30 is arranged in the stirring area and on the same side of the water distribution pipe 20 and is connected with the sewage tank; the aeration pipe 30 is provided with a plurality of aeration holes, and one end is suitable for being communicated with a high-pressure air source 31.

It should be understood that the solubility of the lime in the water is low, most of the lime is still in a solid particle state in the water, and the lime is mixed with the sewage under the drive of the compressed air sprayed from the aeration pipe 30, adsorbs impurities in the sewage and moves upwards along with the sewage, after reaching the separation area, the lime particles receive an upward force smaller than the gravity of the lime particles, start to settle downwards due to the fact that the upward force is far away from the aeration pipe 30, simultaneously, move towards the water outlet 14 along with the water, continuously settle the lime particles in the process of moving towards the water outlet 14, separate from the sewage, obtain a clarified liquid, discharge the clarified liquid to the next process through the water outlet 14, continue to settle the lime particles, and flow upwards again through the flow of the compressed air sprayed from the aeration pipe 30, and naturally form a circulation.

Note that, the arrows in fig. 1 are used to indicate the movement direction of lime in the sewage tank.

The lime aeration stirring equipment provided by the embodiment of the utility model has the beneficial effects that: compared with the prior art, the lime aeration stirring equipment provided by the embodiment of the utility model has the advantages that when sewage is treated, powdery or massive lime is directly added into the sewage tank from the dosing port 15 of the sewage tank, and the aeration pipe 30 is used for aerating, so that the sewage in the sewage tank and the lime are fully mixed; in the sewage treatment process, sewage continuously enters a sewage tank from a water distribution pipe 20, is fully mixed with lime in a stirring area under the action of an aeration pipe 30 to form a mixed solution of lime and sewage, the mixed solution of the lime and the sewage flows upwards along with the flow of compressed air sprayed out of the aeration pipe 30, the mixed solution flows towards a water outlet 14 when reaching a separation area, the sewage and the lime are separated under the action of gravity, clarified liquid is discharged from the water outlet 14, the lime after adsorbing impurities flows towards the lower part of the equipment, and flows upwards again under the flow of compressed air sprayed out of the aeration pipe 30 to naturally form a circulation, so that the recycling of the lime is realized, and the resource waste is reduced; when the number of recycling times of the lime reaches the upper limit, the failed lime is discharged from the checking port, and new lime is added from the dosing port 15.

As shown in fig. 1 and fig. 3, in a specific implementation manner of the lime aeration stirring device provided by the embodiment of the utility model, a plurality of water distribution pipes 20 are provided, and the plurality of water distribution pipes 20 are parallel from bottom to top and are arranged at intervals and are connected with a sewage tank.

Further, the aeration pipes 30 are multiple, and the aeration pipes 30 and the water distribution pipes 20 are alternately arranged and connected with the sewage tank; the lime and sewage are fully mixed by more uniform water distribution and aeration.

As shown in fig. 1 and fig. 2, in a specific implementation manner of the lime aeration stirring device provided by the embodiment of the utility model, a sewage tank comprises a sewage bucket 12, a cylinder 11 and a plurality of supporting legs 13, wherein the sewage bucket 12 is in an inverted square frustum structure, the inside is a stirring area, the cylinder 11 is in a rectangular structure, is vertically arranged on the upper side of the sewage bucket 12 and is connected with the upper side of the sewage bucket 12, the inside is a separation area, and the plurality of supporting legs 13 are respectively arranged on the lower side of a sewage head and are connected with the sewage bucket 12.

The sewage bucket 12 is of an inverted square prismatic table structure, so that lime can be gathered, and the sewage bucket is conveniently driven by gas blown out of the aeration pipe 30, and the lime is prevented from being deposited at the bottom.

As shown in fig. 1 and 3, in a specific implementation manner of the lime aeration stirring device provided by the embodiment of the present utility model, the lengths of the water distribution pipe 20 and the aeration pipe 30 are respectively equal to the widths of the positions of the sewage bucket 12 where the water distribution pipe 20 and the aeration pipe 30 are located, so as to ensure the water distribution and the aeration area and promote the mixing of the lime and the sewage.

As shown in fig. 1 and 2, in a specific implementation manner of the lime aeration stirring device provided by the embodiment of the utility model, the lime aeration stirring device further comprises a water receiving tank 40, wherein the water receiving tank 40 is arranged at one side of the water outlet 14 and is connected with the cylinder 11, and the bottom of the water receiving tank 40 is connected with the water outlet 14 so as to increase the water receiving area, so that the clarified liquid can be uniformly discharged, and the situation that only part of clarified liquid is discharged through the water outlet 14 is avoided.

Specifically, in a specific embodiment of the lime aeration stirring apparatus provided by the embodiment of the present utility model, the length of the water receiving tank 40 is equal to the width of the position of the cylinder 11 where the water receiving tank 40 is located, so as to increase the water receiving area as much as possible.

Further, in a specific embodiment of the lime aeration stirring apparatus provided by the embodiment of the present utility model, a plurality of triangular weirs 41 are provided on a side wall of the water receiving tank 40, which is far away from the water outlet 14, so as to further improve the uniformity of water receiving.

As shown in fig. 1 and 2, in a specific implementation manner of the lime aeration stirring device provided by the embodiment of the utility model, the lime aeration stirring device further comprises a star-shaped discharge valve 50, wherein the star-shaped discharge valve 50 is connected with a slag discharge port to better control the slag discharge speed, and meanwhile, the blocking of the slag discharge port by lime is avoided.

As shown in fig. 1 and fig. 2, in a specific implementation manner of the lime aeration stirring device provided by the embodiment of the utility model, the device further comprises a transparent plate 60, an observation window is arranged on the sewage tank, the observation window is arranged in the stirring area, the transparent plate 60 covers the observation window and is connected with the sewage tank, so that the state of lime in the sewage tank can be observed in real time, and whether the state of lime reaches the upper limit of the recycling times can be checked.

Specifically, the transparent plate 60 is a glass plate or a plastic plate.

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, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. A lime aeration and stirring device, comprising:

the upper part of the sewage tank is a separation area, the lower part of the sewage tank is a stirring area, the stirring area is of an inverted cone structure, the bottom of the sewage tank is provided with a slag discharging port, one side of the separation area is provided with a water outlet (14), and the top of the separation area is provided with a medicine adding port (15);

a water distribution pipe (20) which is arranged in the stirring area at the opposite side of the water outlet (14) and is connected with the sewage tank; the water distribution pipe (20) is provided with a plurality of water outlet holes, and one end of the water distribution pipe is suitable for being communicated with a sewage source; and

the aeration pipe (30) is arranged in the stirring area and on the same side of the water distribution pipe (20) and is connected with the sewage tank; a plurality of aeration holes are formed in the aeration pipe (30), and one end of the aeration pipe is suitable for being communicated with a high-pressure air source (31).

2. The lime aeration stirring apparatus according to claim 1, wherein the number of the water distribution pipes (20) is plural, and the water distribution pipes (20) are arranged in parallel from bottom to top at intervals and are all connected with the sewage tank.

3. The lime aeration stirring apparatus according to claim 2, wherein the number of the aeration pipes (30) is plural, and the plurality of aeration pipes (30) and the plurality of water distribution pipes (20) are alternately arranged and connected to the sewage tank.

4. The lime aeration stirring device according to claim 1, wherein the sewage tank comprises a sewage bucket (12), a cylinder (11) and a plurality of supporting legs (13), the sewage bucket (12) is of an inverted square prismatic table structure, the inside is the stirring area, the cylinder (11) is of a rectangular structure, the upper side of the sewage bucket (12) is vertically arranged and connected with the upper side of the sewage bucket (12), the inside is the separation area, and the supporting legs (13) are respectively arranged at the lower side of the sewage head and connected with the sewage bucket (12).

5. The lime aeration stirring apparatus according to claim 4, wherein the lengths of the water distribution pipe (20) and the aeration pipe (30) are equal to the widths of the positions of the sewage bucket (12) where the water distribution pipe (20) and the aeration pipe (30) are located, respectively.

6. The lime aeration stirring apparatus according to claim 4, further comprising a water receiving tank (40), wherein the water receiving tank (40) is provided on one side of the water outlet (14) and is connected to the cylinder (11), and the bottom of the water receiving tank (40) is connected to the water outlet (14).

7. Lime aeration stirring device according to claim 6, characterized in that the length of the water receiving tank (40) is equal to the width of the drum (11) where the water receiving tank (40) is located.

8. The lime aeration stirring apparatus according to claim 6, wherein a plurality of triangular weirs (41) are provided on a side wall of the water receiving tank (40) on a side away from the water outlet (14).

9. Lime aeration stirring device according to claim 1, characterized in that it further comprises a star-shaped discharge valve (50), said star-shaped discharge valve (50) being connected to said slag discharge opening.

10. The lime aeration stirring apparatus according to claim 1, further comprising a transparent plate (60), wherein the sewage tank is provided with an observation window, the observation window is provided in the stirring zone, and the transparent plate (60) covers the observation window and is connected with the sewage tank.

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