CN213924428U

CN213924428U - Aeration device for sludge tank

Info

Publication number: CN213924428U
Application number: CN202021786285.3U
Authority: CN
Inventors: 马星; 张永志
Original assignee: Xinxing Ductile Iron Pipes Co Ltd
Current assignee: Xinxing Ductile Iron Pipes Co Ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-08-10
Anticipated expiration: 2030-08-24

Abstract

The utility model is suitable for a steel pipe manufacturing technical field provides a sludge impoundment aeration equipment, including air pump, aeration mechanism and connecting tube subassembly. The aeration mechanism comprises a first annular pipe and a second annular pipe, and the first annular pipe surrounds the periphery of the second annular pipe; the first annular pipe is provided with a first air storage cavity, a first air inlet and a plurality of first air outlet holes; the second annular pipe is provided with a second air storage cavity, a second air inlet and a plurality of second air outlets. The connecting pipe assembly is used for communicating the air outlet of the air pump with the first air inlet and the second air inlet respectively. The utility model provides a sludge impoundment aeration equipment, through setting up the second ring pipe, encircle in the first ring pipe of second ring pipe periphery and be used for providing high-pressure gas's air pump for first ring pipe and second ring pipe to set up first venthole on first ring pipe, set up the second venthole on the second ring pipe, make the difficult caking of mud, reduce stifled the establishing of mud screw pump import.

Description

Aeration device for sludge tank

Technical Field

The utility model belongs to the technical field of the steel pipe is made, more specifically says, relates to a sludge impoundment aeration equipment.

Background

The effective treatment of the sludge is an important component of sewage treatment, and the discharged sewage in the cast tube workshop contains a large amount of slurry, so the sludge treatment workload of the comprehensive sewage treatment station is large. The general process of sludge treatment is as follows: the sludge-containing sewage discharged by the treatment and sedimentation of each process enters a sludge tank and is conveyed to a sludge press through a screw pump for treatment, faults also often occur in the process, and due to the fact that a large amount of sludge is deposited, the inlet of the screw pump is installed at the bottom of the sludge tank, the inlet of the screw pump is frequently blocked, and the normal operation of sludge pressing is seriously influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sludge impoundment aeration equipment aims at solving or improving the technical problem that the screw pump import in current sludge impoundment often blockked up to a certain extent at least.

In order to achieve the above object, the utility model adopts the technical scheme that a sludge tank aeration device is provided, which comprises:

the air pump is arranged outside the sludge tank and used for providing high-pressure air;

the aeration mechanism is positioned at the bottom of the sludge tank and comprises a first annular pipe and a second annular pipe connected with the first annular pipe, and the first annular pipe surrounds the periphery of the second annular pipe; the first annular pipe is provided with a first air storage cavity, a first air inlet and a plurality of first air outlet holes; the second annular pipe is provided with a second air storage cavity, a second air inlet and a plurality of second air outlet holes; and

and the connecting pipe assembly is used for respectively communicating the air outlet of the air pump with the first air inlet and the second air inlet.

Further, the connecting pipe assembly comprises a hose, a common pipe, a first branch pipe and a second branch pipe, the common pipe is provided with a common pipe cavity, a common pipe air inlet, a common pipe first air outlet and a common pipe second air outlet, and the hose is used for communicating an air outlet of the air pump with the common pipe air inlet;

the two ends of the first branch pipe are respectively connected with the common pipe and the first annular pipe and conduct the first air inlet and the first air outlet of the common pipe; and two ends of the second branch pipe are respectively connected with the common pipe and the second annular pipe and are communicated with the second air inlet and the second air outlet of the common pipe.

Furthermore, the sludge pond aeration device also comprises a driving mechanism arranged outside the sludge pond, and the power output end of the driving mechanism is connected with the aeration mechanism and is used for driving the aeration mechanism to lift up and lift out the sludge pond or driving the aeration mechanism to sink into the bottom of the sludge pond.

Further, the driving mechanism is a cylinder or a hydraulic cylinder.

Further, the aeration mechanism also comprises a connecting piece for connecting the first annular pipe and the second annular pipe, and the power output end of the driving mechanism is connected with the connecting piece.

Furthermore, the aeration mechanism also comprises a plurality of hollow first air outlet pipes and a plurality of hollow second air outlet pipes;

the first air outlet pipes are uniformly and annularly distributed at equal intervals on the lower part of the first annular pipe, one end of each first air outlet pipe is communicated with the first air storage cavity of the first annular pipe, and the other end of each first air outlet pipe is plugged; each first air outlet pipe is provided with a plurality of first air outlet holes which are arranged at intervals along the vertical direction;

the second air outlet pipes are uniformly and annularly distributed at equal intervals on the lower parts of the second annular pipes, one ends of the second air outlet pipes are communicated with the second air storage cavities of the second annular pipes, and the other ends of the second air outlet pipes are plugged; and a plurality of second air outlet holes are formed in each second air outlet pipe and are arranged at intervals along the vertical direction.

Furthermore, the first annular pipe and the second annular pipe are concentrically arranged, the number of the first air outlet pipes is the same as that of the second air outlet pipes, and the first air outlet pipes and the second air outlet pipes are circumferentially distributed in a staggered manner.

The utility model provides a sludge impoundment aeration equipment, compared with the prior art, through setting up the second toroidal tube, encircle in the first toroidal tube of second toroidal tube periphery and be used for providing high-pressure gas's air pump for first toroidal tube and second toroidal tube, and set up first venthole on first toroidal tube, set up the second venthole on the second toroidal tube, make from spraying in first venthole and the second venthole and the high-pressure gas that goes out can mix with the mud in the sludge impoundment, the stirring, make the difficult caking of mud, reduce the stifled of mud screw pump import and establish.

Drawings

FIG. 1 is a schematic diagram of a sludge tank aeration apparatus provided by an embodiment of the present invention in application;

FIG. 2 is a schematic view of a sludge tank aeration apparatus provided by the embodiment of the utility model.

In the figure: 100. a first annular tube; 200. a second annular tube; 300. a common pipe; 400. a first branch pipe; 500. a second branch pipe; 600. a drive mechanism; 700. a connecting member; 800. a first air outlet pipe; 810. a first air outlet hole; 900. a second air outlet pipe; 910. a second air outlet; 1000. a sludge tank; 1100. a sludge screw pump; 1200. a mud press.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that the terms "length," "width," "height," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "head," "tail," and the like, are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Further, "plurality" or "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 2, an embodiment of the sludge tank aeration apparatus provided by the present invention will now be described. The sludge pool aeration device comprises an air pump (not shown), an aeration mechanism and a connecting pipe assembly. The air pump is arranged and fixed on the wall or the bottom outside the sludge tank 1000.

In use, the aeration mechanism is located at the bottom of the sludge tank 1000 and comprises a first annular pipe 100 and a second annular pipe 200 connected with the first annular pipe 100. The first annular pipe 100 surrounds the periphery of the second annular pipe 200; the first annular pipe 100 has a first air storage cavity, a first air inlet and a plurality of first air outlet holes 810; the second annular tube 200 has a second air reservoir, a second air inlet, and a plurality of second air outlet holes 910. The first air inlet and the first air outlet 810 are respectively communicated with the first air storage cavity, and the second air inlet and the second air outlet 910 are respectively communicated with the second air storage cavity. The first and second

circular tubes

100 and 200 are closed hollow tube structures.

The connecting pipe assembly is used for communicating the gas outlet of the air pump with the first gas inlet and the second gas inlet respectively, thus, high-pressure gas generated by the air pump can flow into the first gas storage cavity in the first annular pipe 100 and the second gas storage cavity in the second annular pipe 200 through the connecting pipe assembly, the high-pressure gas in the first gas storage cavity and the second gas storage cavity is sprayed out from the first gas outlet 810 and the second gas outlet 910 to diffuse into the sludge tank 1000 respectively, the sprayed high-pressure gas is mixed with sludge in the sludge tank 1000 continuously and is stirred, so that the sludge is not easy to agglomerate, the stirring effect is achieved, the sludge in the sludge tank is not easy to agglomerate, and the inlet of the sludge screw pump 1100 is difficult to block. First annular pipe 100 is located the outside of second annular pipe 200, and like this, first venthole 810 also is located the relative outside of sludge impoundment 1000 for second venthole 910 in fact, and like this, first venthole 810 and second venthole 910 can guarantee to spray high-pressure gas in sludge impoundment 1000 bigger, wider scope, can guarantee to stir in sludge impoundment 1000 wider within range better, enlarges the scope of jet-propelled stirring effect.

The embodiment of the utility model provides a sludge impoundment aeration equipment, compared with the prior art, through setting up the second ring pipe, encircle in the first ring pipe of second ring pipe periphery and be used for providing high-pressure gas's air pump for first ring pipe and second ring pipe, and set up first venthole on first ring pipe, set up the second venthole on the second ring pipe, make from spraying in first venthole and the second venthole and the high-pressure gas that goes out can mix with the mud in the sludge impoundment, the stirring, make the difficult caking of mud, reduce the stifled of mud screw pump import and establish.

Referring to fig. 2, as a specific embodiment of the sludge pond aeration apparatus provided by the present invention, the connecting pipe assembly includes a flexible pipe (not shown), a common pipe 300, a first branch pipe 400 and a second branch pipe 500, the common pipe 300 has a common pipe cavity, a common pipe air inlet, a common pipe first air outlet and a common pipe second air outlet, that is, the common pipe 300, the first branch pipe 400 and the second branch pipe 500 are respectively of a closed hollow pipe structure, and the common pipe air inlet, the common pipe first air outlet and the common pipe second air outlet are respectively communicated with the common pipe cavity. The hose is used for communicating the air outlet of the air pump with the air inlet of the common pipe, so that high-pressure air generated by the air pump flows into the common pipe cavity through the hose.

Both ends of the first branch pipe 400 are connected to the common pipe 300 and the first ring pipe 100, respectively (both ends of the first branch pipe 400 are inserted into the first inlet and the common pipe first outlet) and communicate the first inlet and the common pipe first outlet. The two ends of the second branch pipe 500 are respectively connected to the common pipe 300 and the second ring pipe 200 (the two ends of the second branch pipe 500 are inserted into the second inlet and the second outlet of the common pipe) and communicate with the second inlet and the second outlet of the common pipe. So that the high-pressure gas in the common chamber flows into the first and second

annular pipes

100 and 200 through the first and

second branch pipes

400 and 500, respectively.

Please refer to fig. 1 to 2, which are specific embodiments of the present invention, the embodiment of the present invention provides a sludge tank aeration apparatus, which further comprises a driving mechanism 600 installed outside the sludge tank 1000, wherein the driving mechanism 600 can be installed on the wall or bottom surface outside the sludge tank 1000.

The power output end of the driving mechanism 600 is connected to the aeration mechanism to drive the aeration mechanism to move up and down (since the flexible pipe is a flexible pipe, the up and down movement of the aeration mechanism is not interfered), for example, the aeration mechanism can be driven to lift up to lift out of the sludge tank 1000, or driven to sink into the bottom of the sludge tank. When the sludge tank aeration device provided by the embodiment of the utility model works normally, the driving mechanism 600 drives the aeration mechanism to sink into the bottom of the sludge tank; when the sludge tank 1000 needs to be cleaned or the sludge tank 1000 needs to be maintained, the driving mechanism 600 moves the aeration mechanism to lift up so as to lift the sludge tank 1000.

As a concrete implementation mode of the sludge tank aeration device provided by the utility model, the driving mechanism 600 is a cylinder or a hydraulic cylinder. The piston rod of the cylinder or the hydraulic cylinder is connected with the aeration mechanism, and an air source or a hydraulic station arranged outside is used for providing power for the cylinder or the hydraulic cylinder.

Referring to fig. 1 to 2, as an embodiment of the sludge tank aeration apparatus provided by the present invention, the aeration mechanism further includes a connecting member 700 for connecting the first annular pipe 100 and the second annular pipe 200, and a power output end of the driving mechanism 600 is connected to the connecting member 700. Specifically, the connector 700 is a connecting rod structure provided at an upper portion of the first and

second ring pipes

100 and 200 and connected to the first and

second ring pipes

100 and 200.

Referring to fig. 1 to 2, as a specific embodiment of the sludge tank aeration apparatus provided by the present invention, the aeration mechanism further includes a plurality of hollow first outlet pipes 800 and a plurality of hollow second outlet pipes 900.

The first outlet pipes 800 are uniformly and annularly distributed at equal intervals on the lower part of the first annular pipe 100, and the second outlet pipes 900 are uniformly and annularly distributed at equal intervals on the lower part of the second annular pipe 200. The central axis of each first outlet pipe 800 coincides with the central axis of the first annular pipe 100, and the central axis of each second outlet pipe 900 coincides with the central axis of the second annular pipe 200.

One end of the first air outlet pipe 800 is communicated with the first air storage cavity of the first annular pipe 100, and the other end of the first air outlet pipe 800 is sealed; each first outlet pipe 800 is provided with a plurality of first outlet holes 810 uniformly spaced in the vertical direction.

One end of the second air outlet pipe 900 is communicated with the second air storage cavity of the second annular pipe 200, and the other end of the second air outlet pipe 900 is plugged; each second outlet pipe 900 is provided with a plurality of second outlet holes 910 uniformly spaced in the vertical direction.

Therefore, the arrangement of the first air outlet 810 and the second air outlet 910 in the vertical direction also has layering, so that the sludge tank 1000 can be stirred better in a larger range, and the range of air injection stirring action is enlarged.

Referring to fig. 1 to 2, as an embodiment of the sludge pond aeration apparatus provided by the present invention, a first annular pipe 100 and a second annular pipe 200 are concentrically arranged, and generally, the first annular pipe 100 is located at a central position of the bottom of a sludge pond 1000. The number of the first outlet pipes 800 is the same as that of the second outlet pipes 900, so that the interval angle between two adjacent first outlet pipes 800 is equal to that between two connected second outlet pipes 900, and each first outlet pipe 800 and each second outlet pipe 900 are circumferentially distributed in a staggered manner. That is, in the circumferential direction, the first outlet pipes 800 do not overlap the second outlet pipes 900, so that the feeding structure of the sludge screw pump 1100 can be ensured to extend into the central position of the first annular pipe 100 (the second annular pipe 200) (i.e., the central position of the sludge tank 1000) from between the first outlet pipe 800 and the second outlet pipe 900.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Sludge impoundment aeration equipment, its characterized in that includes:

2. The sludge basin aeration apparatus of claim 1, wherein the connecting tube assembly comprises a hose, a common tube, a first branch tube and a second branch tube, the common tube having a common tube chamber, a common tube inlet, a common tube first outlet and a common tube second outlet, the hose communicating the outlet of the air pump with the common tube inlet;

3. The sludge pond aeration apparatus according to claim 2, further comprising a driving mechanism installed outside the sludge pond, wherein a power output end of the driving mechanism is connected with the aeration mechanism for driving the aeration mechanism to lift up, lift out or sink down into the bottom of the sludge pond.

4. The sludge basin aeration apparatus of claim 3, wherein the driving mechanism is a pneumatic or hydraulic cylinder.

5. The sludge basin aeration apparatus of claim 3, wherein the aeration mechanism further comprises a connector for connecting the first annular tube and the second annular tube, and the power output end of the drive mechanism is connected to the connector.

6. The sludge pond aeration apparatus of any one of claims 1 to 5, wherein the aeration mechanism further comprises a plurality of hollow first outlet pipes and a plurality of hollow second outlet pipes;

7. The sludge pond aeration device of claim 6, wherein the first annular pipe and the second annular pipe are concentrically arranged, the number of the first air outlet pipes is the same as that of the second air outlet pipes, and the first air outlet pipes and the second air outlet pipes are circumferentially staggered.