CN209778433U

CN209778433U - Aeration device for sewage treatment

Info

Publication number: CN209778433U
Application number: CN201920184532.3U
Authority: CN
Inventors: 姜鸿; 贺晗; 刘军; 胡立江; 彭宏; 丁宏云; 陈鹰飞; 黄胜楠; 谭丽云; 李光辉
Original assignee: Anji Environment Technology Co Ltd
Current assignee: Anji Environment Technology Co Ltd
Priority date: 2019-02-02
Filing date: 2019-02-02
Publication date: 2019-12-13
Anticipated expiration: 2029-02-02

Abstract

The utility model discloses an aeration equipment for sewage treatment, it includes: the annular aeration pipes are arranged from top to bottom and provided with a plurality of aeration holes, connecting pipes for communicating the annular aeration pipes are arranged among the annular aeration pipes, and the annular aeration pipes are provided with connecting nozzles communicated with an external aeration device. The utility model discloses can the wide application in most current sewage treatment's device and reach the aeration and do not have dead angle, the even effect of aeration.

Description

Aeration device for sewage treatment

Technical Field

The utility model relates to an aeration equipment technical field especially relates to an aeration equipment for sewage treatment.

background

Aeration is an intermediate process for aerobic biological treatment of sewage, which is to increase the contact area between water and air by methods such as aeration or mechanical stirring. Therefore, it is very important to design a device which can make the aeration have no dead angle and the aeration be uniform.

Chinese utility model patent No. 201721001419.4 discloses an aeration dish, include the frame and be located the branch pipe of frame, it has a plurality of aeration holes to open on the branch pipe, the both ends that correspond the branch pipe on the frame have with frame integrated into one piece's connecting pipe, the both ends of branch pipe are cup jointed outside corresponding connecting pipe, the connecting pipe is equipped with hold-down mechanism with the department of cup jointing of branch pipe, hold-down mechanism is including pressing cover, sliding sleeve and driving piece, press the cover to overlap outside the branch pipe in the department of cup jointing of branch pipe and connecting pipe, the sliding sleeve overlaps outside pressing the cover, the sliding sleeve with press and be the circular conical surface contact between the cover, driving piece drive sliding sleeve presses the cover to make along branch pipe axial displacement and extrusion to press and compress tightly between cover and the branch pipe and the connecting pipe. However, the aeration disc with the design can not be matched with most of the existing devices needing aeration, dead angles can not be eliminated during aeration, and the aeration is not uniform enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aeration equipment for sewage treatment that can wide application in most of current sewage treatment's device and reach the even effect of aeration no dead angle, aeration to the above-mentioned not enough of prior art.

The utility model provides a its technical problem, the technical scheme of adoption is, provides an aeration equipment for sewage treatment, and it includes: the annular aeration pipes are arranged from top to bottom and provided with a plurality of aeration holes, connecting pipes for communicating the annular aeration pipes are arranged among the annular aeration pipes, and the annular aeration pipes are provided with connecting nozzles communicated with an external aeration device.

Preferably, the pipe openings between the connecting pipes are opposite to each other to form a connecting pipe group, and the single connecting pipe group is used for connecting the annular aeration pipes. Like this can balance aeration pipe internal pressure, do benefit to the degree of consistency of follow-up aeration, if all be all relative between the mouth of pipe of connecting pipe, the degree of diffusion when so gas is in operation is difficult to hold, increases the degree of difficulty of aeration degree of consistency.

Preferably, the connecting tube group has a plurality of groups. Improve whole aeration equipment's stability on the one hand, on the other hand can set up the degree of consistency that improves the aeration behind a plurality of connector nozzles.

Preferably, a plurality of the connecting pipe sets are uniformly distributed. Can improve the aeration uniformity.

Preferably, the connecting nozzle faces the pipe orifice of the connecting pipe group. The connecting nozzle is opposite to the pipe orifice of the connecting pipe group, so that the introduced gas can quickly enter the connecting pipe group and flow into the annular aeration pipe.

preferably, the diameter of the annular aeration pipe surrounding into a circular ring decreases from top to bottom. Thus, the method is suitable for most of the existing sewage treatment equipment needing aeration, such as a nitrification tank with a circular arc-shaped bottom for culturing nitrifying bacteria in sewage treatment.

Preferably, the outer surface of the connecting nozzle is provided with threads. Conveniently connected with an external ventilation device through an air pipe.

Preferably, the connection mouths are evenly distributed. Further ensuring the aeration uniformity and aeration without dead angles.

Preferably, the annular aeration pipe is provided with a mounting member that is slidable on the annular aeration pipe. The gliding installed part can improve the operability, and the convenience is continuous with the device that needs the aeration, as long as weld on the device that needs the aeration and just can realize the installation with installed part assorted part, even some reasons such as mismatching or wearing and tearing in production and follow-up use can slide to the installed part, all can adjust according to the condition during the installation, can not be difficult to fix aeration equipment in the device that needs the aeration because of wearing and tearing or the mismatching that produces during production.

Preferably, the mounting member includes a sliding portion having a through hole through which the annular aeration pipe passes, and a mounting portion provided on a side of the sliding portion facing away from the aeration apparatus and configured to mount the aeration apparatus.

Preferably, the annular aeration pipe is divided into a plurality of aeration sections, and two adjacent aeration sections are connected by being respectively arranged in two ends of the rubber pipe. The distance between the adjacent aeration sections and the elastic rubber pipes can be adjusted according to actually installed equipment, so that more equipment needing aeration can be adapted.

Preferably, the elastic rubber tube has a sealing layer therein.

Through implementing above-mentioned scheme, the utility model discloses following beneficial effect has:

1. The aeration device comprises a plurality of annular aeration pipes which are arranged from top to bottom, the diameters of the circular rings formed by the annular aeration pipes are reduced in sequence, and the aeration device can be suitable for most of the existing sewage treatment devices needing aeration.

2. The annular aeration pipe can be connected into a whole by the connecting pipe, so that the installation and subsequent ventilation are convenient.

3. The connecting pipe nozzle is arranged, so that the connecting pipe nozzle can be conveniently connected with an external ventilating device.

4. The installed part slides and sets up, can improve the operability, and the device of convenient and needs aeration links to each other, as long as on the device of needs aeration welding and installed part assorted part just can realize the installation, even if the installed part can slide when production and follow-up use mismatch some or reason such as wearing and tearing, all can adjust according to the condition during the installation, can not be difficult to fix aeration equipment in the sewage treatment plant of needs aeration because of wearing and tearing or the mismatch that produces during production.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a cross-sectional view of the mount;

FIG. 3 is a sectional view of the mounting portion;

FIG. 4 is a perspective view of a connection structure mated with the mounting portion;

Fig. 5 is a plan view of the present invention in embodiment 2.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

An aeration apparatus for wastewater treatment as shown in fig. 1 to 2 includes a plurality of ring-shaped aeration tubes 21 arranged from top to bottom. The aeration device comprises a plurality of annular aeration pipes which are arranged from top to bottom, the diameters of the circular rings formed by the annular aeration pipes are reduced in sequence, and the aeration device can be suitable for most of the existing sewage treatment devices needing aeration, such as a nitrification tank with a circular arc-shaped bottom for culturing nitrifying bacteria in sewage treatment.

Annular aeration pipe 21 is equipped with a plurality of aeration holes 212, aeration hole evenly distributed, be equipped with the connecting pipe 22 with its intercommunication between the annular aeration pipe 21, the setting of connecting pipe can be with an annular aeration pipe whole in company, and the intraductal whole atmospheric pressure of balancing does benefit to even aeration, easy to assemble and follow-up aeration, annular aeration pipe 21 is equipped with the connecting nozzle 211 of intercommunication outside air-breather.

The pipe openings between the connecting pipes 22 are opposite to each other to form a connecting pipe group 23, and the single connecting pipe group 23 connects the annular aeration pipes 21. The uniformity of follow-up aeration is favorable to like this, if all be all relative between the mouth of pipe of connecting pipe, the degree of diffusion is difficult to grasp when so gas moves, increases the degree of difficulty of even aeration. The annular aeration pipe and the connecting pipe are both made of stainless steel materials, so that the aeration effect cannot be influenced by deformation and floating due to aeration.

The connecting pipe group 23 has multiple groups, so that the stability of the whole aeration device is improved on the one hand, the aeration uniformity is improved after a plurality of connecting nozzles can be arranged on the other hand, and the multiple groups of connecting pipe group 23 are uniformly distributed, so that the aeration uniformity can be improved. In this embodiment, four sets of connection pipe sets are provided. The connecting nozzles 211 are opposite to the pipe orifices of the connecting pipe group 23, the connecting nozzles are opposite to the pipe orifices of the connecting pipe group, the introduced gas can quickly enter the connecting pipe group and flow into the annular aeration pipe, the connecting nozzles 211 are uniformly distributed, and in the embodiment, the connecting nozzles are opposite to the pipe orifices of two opposite connecting pipe groups. The connecting nozzle can be arranged on the uppermost annular aeration pipe or the lowermost annular aeration pipe at the same time, and in the embodiment, the connecting nozzle is arranged on the uppermost annular aeration pipe

the outer surface of the connecting mouth 211 is provided with threads. Conveniently connected with an external ventilation device through an air pipe.

the annular aeration pipe 21 is provided with a mounting piece 24 that can slide on the annular aeration pipe 21. (only one installation part is drawn in the figure, in actual operation, a plurality of installation parts can be arranged) the sliding installation part can improve the operability, is convenient to be connected with a device needing aeration, can realize installation as long as a part matched with the installation part is welded on the device needing aeration, can slide in production and subsequent use, even if some reasons such as mismatching or abrasion are caused, the installation can be adjusted according to the situation, and the aeration device cannot be fixed in the device needing aeration for sewage treatment due to abrasion or mismatching generated in production.

The mounting member 24 includes a sliding portion 241 having a through hole 2411, and a mounting portion 242 provided at a side of the sliding portion 241 facing away from the aeration apparatus and for mounting the aeration apparatus, and the annular aeration tube 21 passes through the through hole 2411. In this embodiment, as shown in fig. 3 and 4, a connection structure matching with the installation portion and how to install (but not limited to the installation portion and the connection structure described in the present invention) will be further described, and the connection structure can be disposed in the equipment where the aeration apparatus needs to be installed by welding or the like.

The connecting structure 32 includes a receiving groove 321 with an upward opening 3211, one end of the receiving groove 321 near the opening 3211 is provided with an opposite elastic arc-shaped piece 3212, and the mounting portion 242 includes an insertion rod 2421 inserted into the receiving groove 321 and a groove 2422 disposed on the insertion rod 2421 and matched with the elastic arc-shaped piece 3212.

The opening 3211 and the upper end of the insertion rod 2421 are respectively provided with a magic tape 7. After in inserting the holding tank with the inserted bar, paste the magic of opening part and paste mutually with the magic on the inserted bar, can improve aeration mechanism's stability, this kind of setting easy operation simultaneously, firm in connection.

When the installation, to insert in the holding tank, insert pole extrusion elasticity ARC piece, reach elasticity ARC piece department when the recess that inserts the pole, elasticity ARC piece resumes original shape, produce the extrusion force to the recess and prevent aeration equipment from floating connection structure when the aeration, paste the magic of opening part simultaneously and paste mutually with the magic on the insertion pole, and stability is improved, even if elasticity ARC piece is not enough to the extrusion force of recess like this, also can not let aeration equipment float, follow-up convenient dismantlement more simultaneously.

example 2:

An aeration apparatus for wastewater treatment as shown in fig. 1 to 5 includes a plurality of ring-shaped aeration tubes 21 arranged from top to bottom. More preferably on the basis of embodiment 1:

The annular aeration pipe 21 is divided into a plurality of aeration sections 4, two adjacent aeration sections 4 are connected in two ends of the rubber pipe 5 through being respectively arranged, and the sealing layer is arranged in the elastic rubber pipe 5. The rubber tube has certain compliance, can carry out certain deformation, can adjust the distance of adjacent aeration section between the elasticity rubber tube according to the equipment of actual installation, can adapt to more equipment that need the aeration. In this embodiment, the annular aeration pipe is equally divided into 4 aeration sections, and the disconnection point is located in the middle of the adjacent connection pipe group, and the setting of the connection pipe group is not affected, and when needing to be adjusted, the distribution of the aeration pipe in the rubber pipe needs to be adjusted uniformly, so that the uneven aeration caused by uneven adjustment is avoided.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An aeration device for sewage treatment is characterized in that: the aeration device comprises a plurality of annular aeration pipes (21) which are arranged from top to bottom, wherein a plurality of aeration holes (212) are formed in the annular aeration pipes (21), connecting pipes (22) for communicating the annular aeration pipes (21) are arranged among the annular aeration pipes, and connecting nozzles (211) communicated with an external aeration device are arranged in the annular aeration pipes (21).

2. An aeration apparatus for wastewater treatment according to claim 1, wherein: the pipe orifices between the connecting pipes (22) are opposite to each other to form a connecting pipe group (23), and the single connecting pipe group (23) connects the annular aeration pipes (21).

3. an aeration apparatus for wastewater treatment according to claim 2, wherein: the connection tube group (23) has a plurality of groups.

4. An aeration apparatus for wastewater treatment according to claim 3, wherein: the connecting pipe groups (23) are uniformly distributed.

5. An aeration apparatus for wastewater treatment according to claim 2, wherein: the connecting nozzle (211) is over against the pipe orifice of the connecting pipe group (23).

6. An aeration apparatus for wastewater treatment according to claim 1, wherein: the diameter of the circular ring surrounded by the annular aeration pipes (21) is reduced from top to bottom in sequence.

7. An aeration apparatus for wastewater treatment according to claim 1, wherein: the outer surface of the connecting nozzle (211) is provided with threads.

8. An aeration apparatus for wastewater treatment according to claim 1 or 5, wherein: the connecting mouths (211) are uniformly distributed.

9. An aeration apparatus for wastewater treatment according to claim 1, wherein: the annular aeration pipe (21) is provided with a mounting piece (24) which can slide on the annular aeration pipe (21).

10. An aeration device for wastewater treatment according to claim 9, wherein: the mounting piece (24) comprises a sliding part (241) with a through hole (2411) and a mounting part (242) which is arranged on the side of the sliding part (241) facing away from the aeration device and is used for mounting the aeration device, wherein the annular aeration pipe (21) passes through the through hole (2411).