CN216737740U - A from taking air blast and counter weight frame-type intercepting device for MBBR technology - Google Patents

Abstract

The utility model provides a take air blast and counter weight frame-type intercepting device certainly for MBBR technology for solve present intercepting device incessantly water and reform transform project construction difficulty, the accumulational problem of filler appears easily. The utility model provides a from taking air blast and counter weight frame-type intercepting device for MBBR technology, including placing the frame in the filler pond, the inner wall in filler pond is hugged closely to one side of frame, the upper end of frame and the one side of keeping away from the filler pond inner wall are equipped with the steel sheet net, and the online parallel of steel sheet of side is equipped with a plurality of air branch pipes, be equipped with a plurality of gas pockets on the air branch pipe, and 45 slopes of gas pocket upwards set up, air branch pipe passes through air main and links to each other with the fan, one side that the frame up end is close to the filler pond inner wall is equipped with the truss roof beam, be equipped with the wall mounting on the truss roof beam, one side that the filler pond inner wall was kept away from to the frame lower extreme is equipped with the counter weight base. The utility model relates to a rationally, simple to operate, made things convenient for the construction of transformation project not stopping water, reduced piling up of packing.

Description

A from taking air blast and counter weight frame-type intercepting device for MBBR technology

Technical Field

The utility model relates to a waste water treatment technical field especially indicates a take air blast and counter weight frame-type intercepting device certainly for MBBR technology.

Background

With the continuous popularization of the MBBR (the MBBR process principle is the basic principle of applying the biofilm method, the advantages of the activated sludge method are fully utilized, and the defects of the traditional activated sludge method and the fixed biofilm method are overcome), some problems occur in the operation and management process of the technology in newly built or modified engineering projects, mainly the traditional biological aeration mode enables the filler to be in a suspension state, but the filler is easy to lose, and meanwhile, the filler accumulation phenomenon occurs at the tail end of the gallery. To the existence of this problem, solution such as grid tray, screen cloth, interception screen frame have appeared, and the interception mode uses planar structure as the main part more, and this type of intercepting device structural stability is not strong, and the phenomenon is piled up to filler appears easily, and the construction difficulty in not stopping the water transformation project simultaneously.

Therefore, no matter the MBBR is used for a new project or a modification project, the intercepting device with good filler filtering and water passing effects is beneficial to construction and operation management of the MBBR process, especially the modification project.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take air impact and counter weight frame-type intercepting device certainly for MBBR technology has solved the current intercepting device and has not stopped water transformation project construction difficulty, the accumulational problem of filler appears easily.

The technical scheme of the utility model is realized like this:

the utility model provides a from taking air blast and counter weight frame-type intercepting device for MBBR technology, including placing the frame in the filler pond, the inner wall in filler pond is hugged closely to one side of frame, the upper end of frame and the one side of keeping away from the filler pond inner wall are equipped with the steel sheet net, and the online parallel of steel sheet of side is equipped with a plurality of air branch pipes, be equipped with a plurality of gas pockets on the air branch pipe, and 45 slopes of gas pocket upwards set up, air branch pipe passes through air main and links to each other with the fan, one side that the frame up end is close to the filler pond inner wall is equipped with the truss roof beam, be equipped with the wall mounting on the truss roof beam, one side that the filler pond inner wall was kept away from to the frame lower extreme is equipped with the counter weight base.

Wherein, one side that the frame lower extreme is close to the filler pond inner wall is equipped with the corner cut, and the angle of corner cut and the angle of filler pond bottom of the pool axillary angle are complementary, the counter weight base is equipped with the balancing weight.

Wherein, the mounting is including establishing the expansion bolts on the truss girder, and the upper end of truss girder still is equipped with pre-buried steel sheet.

Wherein, the steel plate net is fixed on the frame through a plurality of supporting bodies.

Advantageous effects

The utility model has reasonable design and convenient installation, the interception device is provided with a counterweight and is quickly fixed by the pre-buried steel plate and the expansion bolt, thereby ensuring the stable installation of the device, avoiding the welding operation in water, being easy to manufacture and install and being convenient for the construction of reconstruction projects without stopping water; the air branch pipes are arranged, and air holes of the air branch pipes are arranged in an inclined and upward manner at an angle of 45 degrees, so that water conservancy conditions which are favorable for suspension are formed for the filler sinking at the tail end, the accumulation phenomenon of the filler at the tail end is reduced, and the intercepting device is also ensured not to be blocked by the filler, so that the overflowing is not smooth; the steel plate net is arranged on the frame, and the cutting angle of the frame is complementary with the axillary angle of the filling pool, so that the intercepting device can be tightly connected with the pool bottom, the integral stability of the device can be enhanced, the water flow impact is reduced, and the pressure bearing capacity of the intercepting device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a front view of FIG. 1;

fig. 4 is a schematic view of the installation of the present invention;

FIG. 5 is a schematic view of an air manifold.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

Example 1

As shown in figure 1, a frame type intercepting device with air impact and counterweight for an MBBR (moving bed biofilm reactor) process comprises a frame 1 placed in a packing pool 12, one side of the frame 1 is tightly attached to the inner wall of the packing pool 12, a steel plate net 3 is arranged at the upper end of the frame 1 and one side far away from the inner wall of the packing pool 12, a plurality of air branch pipes 9 are arranged on the steel plate net 3 on the side face in parallel, a plurality of air holes are formed in the air branch pipes 9, the air holes are arranged in an upward inclined mode at 45 degrees, the air branch pipes 9 are connected with a fan 11 through an air main pipe 10, a truss beam 7 is arranged at one side, close to the inner wall of the packing pool 12, of the upper end face of the frame 1, a fixing piece 4 is arranged on the truss beam 7, and a counterweight base 8 is arranged at one side, far away from the inner wall of the packing pool 12, of the lower end of the frame 1.

The frame 1 is a three-dimensional structure in a shape of a ladder platform, and the outer side of the device is sprayed with an anti-rust wear-resistant coating to prolong the service life of the device.

The air branch pipes 9 supply air uniformly through the fan 11 and the air main pipe 10, the aeration mode is continuous aeration, the sizes of the holes in the steel plate nets 3 are set according to the sizes of the fillers, the sizes of the holes are required to be smaller than the sizes of the fillers, the filler loss caused by overlarge holes is avoided, and the resistance of the intercepting device to water flow and the water head loss caused by overlarge holes are also caused by overlarge holes.

The side of the frame 1 far away from the inner wall of the filling material pool 12 is a water passing surface.

The working principle of the embodiment is as follows: the stable three-dimensional structure is adopted, impact force from water and underwater pressure can be well borne, meanwhile, the truss girder 7 is used for connection, the larger shearing force between the framework 1 and the wall fixing piece 4 can be borne, the intercepting device is tightly attached to the bottom and the side edge of the filling pool 12, meanwhile, the intercepting device is well fixed to the bottom of the filling pool 12 under the action of two forces, the framework 1 is provided with a balance weight, the influence of buoyancy of a water body of the filling pool 12 on the installation process during water-stop construction is reduced, the underwater welding work is reduced due to the arrangement of the fixing piece 4, and the difficulty of water-stop construction work is greatly reduced; the water surface end is provided with a plurality of air branch pipes 9 with air holes, the air holes are obliquely and upwards arranged in 45 degrees, the water conservancy condition which is favorable for suspension is formed for the filler sinking at the tail end, the accumulation phenomenon of the filler at the tail end is reduced, and the interception device is also ensured not to be blocked by the filler, so that the overflowing is not smooth.

Example 2

Preferably, one side of the lower end of the frame 1, which is close to the inner wall of the filling pool 12, is provided with a chamfer angle, the angle of the chamfer angle is complementary with the angle of an axillary angle at the bottom of the filling pool 12, and the counterweight base 8 is provided with a counterweight block.

Can guarantee that intercepting device and bottom of the pool closely link to each other, set up the balancing weight simultaneously, also increase the holistic stability of device, improve the compressive capacity of device.

Other structures of this embodiment are the same as those of embodiment 1.

Example 3

Preferably, the fixing member 4 comprises an expansion bolt 6 arranged on a truss girder 7, and an embedded steel plate 5 is further arranged at the upper end of the truss girder 7.

Other structures of this embodiment are the same as those of embodiment 1.

Example 4

Preferably, the expanded steel 3 is fixed to the frame 1 by means of several supports 2.

The provision of the support body 2 enhances the stability of the entire device.

Other structures of this embodiment are the same as those of embodiment 1.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. A from taking air blast and counter weight frame-type intercepting device for MBBR technology, includes frame (1) of placing in filler pond (12), its characterized in that: the inner wall of packing pond (12) is hugged closely to one side of frame (1), the upper end of frame (1) is equipped with steel sheet net (3) with the one side of keeping away from packing pond (12) inner wall, and steel sheet net (3) of side go up the parallel and are equipped with a plurality of air branch pipe (9), be equipped with a plurality of gas pockets on air branch pipe (9), and 45 slopes of gas pocket upwards set up, air branch pipe (9) link to each other with fan (11) through air main (10), one side that frame (1) up end is close to packing pond (12) inner wall is equipped with truss girder (7), be equipped with on truss girder (7) on the wall mounting (4), one side that packing pond (12) inner wall was kept away from to frame (1) lower extreme is equipped with counter weight base (8).

2. The self-contained air impact and counterweight frame type intercepting device for the MBBR process according to claim 1, wherein: one side of the lower end of the frame (1) close to the inner wall of the filling pool (12) is provided with a chamfer, the angle of the chamfer is complementary with the angle of an axillary angle at the bottom of the filling pool (12), and the counterweight base (8) is provided with a counterweight block.

3. The self-contained air impact and counterweight frame type intercepting device for the MBBR process according to claim 1, wherein: the fixing piece (4) comprises an expansion bolt (6) arranged on the truss girder (7), and the upper end of the truss girder (7) is also provided with an embedded steel plate (5).

4. The self-contained air impact and counterweight frame type intercepting device for the MBBR process according to claim 1, wherein: the steel plate net (3) is fixed on the frame (1) through a plurality of supporting bodies (2).

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