CN210145854U - Novel MBR plate type membrane cleaning system energy dissipation and pressure reduction device - Google Patents

Abstract

The utility model discloses a novel energy dissipation and pressure reduction device of MBR plate type membrane cleaning system, including inner chamber and exocoel, be provided with a water inlet on the side of exocoel, the bottom surface of exocoel is provided with a delivery port, and the water inlet is connected with the energy dissipater who sets up in the exocoel, and the energy dissipater is including setting up the inner chamber in the exocoel, and the water inlet is linked together with the inner space of inner chamber, and the inner chamber diameter is greater than the water inlet diameter, and the inner space of inner chamber is linked together with the blow vent that sets up in. The utility model discloses simple structure, convenient to use can carry out effective energy dissipation to the liquid that washs the board-like membrane of MBR and use, reduces the risk that the board-like membrane of MBR damaged, prolongs its life.

Description

Novel MBR plate type membrane cleaning system energy dissipation and pressure reduction device

Technical Field

The utility model relates to an energy dissipation structure technical field, concretely relates to board-like membrane chemical cleaning energy absorber of MBR.

Background

With the stricter and stricter requirements on wastewater treatment in China, the traditional wastewater treatment process hardly reaches relevant discharge standards, so that the MBR plate-type membrane is widely applied, the flat plate-type membrane is gradually favored by environment-friendly designers by virtue of the characteristics of long service life and pollution resistance, however, membrane pollution is an important factor for limiting the service life and the use effect of the MBR plate-type membrane, and membrane cleaning is very important.

Due to the self-characteristics of the MBR flat membrane, the cleaning pressure is not more than 10KPa, the requirement on the placement height of an MBR chemical cleaning storage tank is particularly high, and the operation is inconvenient, so the pipeline energy dissipation measure is considered. At present, energy dissipation measures specially aiming at pipelines mainly communicate liquid conveyed in the pipelines with the atmosphere to achieve the purpose of energy dissipation. The traditional energy dissipation mode mainly comprises outlet gate adjustment, stilling pool energy dissipation, trajectory energy dissipation, jet diffusion energy dissipation, cone valve energy dissipation and the like, for example, an open funnel is installed on a pipeline in some design on engineering projects, namely a tee joint is installed on the pipeline, and energy dissipation measures are realized by a method that one end of the tee joint is communicated with the atmosphere.

SUMMERY OF THE UTILITY MODEL

Not enough to the above-mentioned among the prior art, the utility model provides a board-like membrane chemical cleaning energy absorber of MBR, it has solved the current incomplete easy problem that causes the damage to the board-like membrane of MBR of having pressed chemical solution energy dissipation.

In order to achieve the purpose of the invention, the utility model adopts the technical scheme that:

the utility model provides a plank membrane chemical cleaning energy dissipater of MBR, it includes exocoel and inner chamber, is provided with a water inlet on the side of exocoel, and the bottom surface of exocoel is provided with a delivery port, and the water inlet is connected with the energy dissipater who sets up in the exocoel, and energy dissipater is including setting up the inner chamber in the exocoel, and the water inlet is linked together with the inner space of inner chamber, and the inner chamber diameter is greater than the water inlet diameter, and the inner space of inner chamber is linked together with the blow vent that sets up.

Preferably, the water inlet, the water outlet and the air vent are respectively provided with a flange or a threaded interface.

The utility model has the advantages that: this scheme is through setting up the water inlet on the exocoel, has the pressure chemical solution to flow in from the water inlet, gets into the inner chamber and realizes the diffusion energy dissipation, and the inner chamber communicates with the blow vent, further realizes the energy dissipation to having the pressure chemical cleaning solution, then has the pressure chemical cleaning solution to flow from the discharge orifice on the inner chamber and flow, carries out the trajectory jet energy dissipation, flows from the delivery port of exocoel bottom surface at last. The energy dissipater can carry out abundant energy dissipation to having the pressure chemical solution, and multiple energy dissipation mode combines, ensures that water pressure satisfies the requirement of the board-like membrane of MBR to the pressure of intaking, has reduced to have the pressure chemical solution to cause the risk of damaging to the board-like membrane of MBR.

Drawings

Fig. 1 is a schematic structural diagram of an MBR plate type membrane chemical cleaning energy dissipation device.

Wherein: 1. an outer cavity; 2. a water inlet; 3. a water outlet; 4. an inner cavity; 5. a vent; 6. an overflowing hole; 7. flange/thread.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.

Including exocoel 1, be provided with a water inlet 2 on the side of exocoel 1, the bottom surface of exocoel 1 is provided with a delivery port 3, and water inlet 2 is connected with the energy dissipator that sets up in exocoel 1, and the energy dissipator carries out the energy dissipation to the chemical cleaning solution that water inlet 2 flowed in, prevents to press the inside damage that causes the diaphragm of chemical cleaning solution entering MBR plate-type membrane.

The energy dissipater is including setting up inner chamber 4 in exocoel 1, and water inlet 2 is linked together with the inner space of inner chamber 4, and inner chamber 4 diameter is greater than water inlet 2 diameter, and the chemical cleaning solution that water inlet 2 flowed in realizes the diffusion energy dissipation here, and the inner space of inner chamber 4 is linked together with the blow vent 5 that sets up in exocoel 1 top, is provided with a plurality of discharge orifice 6 on the inner chamber 4. The water inlet 2, the water outlet 3 and the air vent 5 are respectively provided with a flange or a thread 7, which is convenient to be connected with an external pipeline.

The utility model provides a plate-like membrane chemical cleaning energy absorber of MBR's use does:

according to the inflow rate and pressure of actual conditions and the size of energy to be eliminated, energy can be eliminated by adjusting the calibers of the water inlet 2 and the water outlet 3 and the aperture and the number of the overflowing holes 6 on the inner cavity 4.

The pressure chemical cleaning solution enters from the water inlet 2 and flows into the inner cavity 4, the diameter of the inner cavity 4 is larger than that of the water inlet 2, and the pressure chemical cleaning solution can be diffused and energy-dissipated at the position. The inner cavity 4 is communicated with the atmosphere through a vent 5, and further energy dissipation to a certain extent is realized on the pressurized chemical cleaning solution. After entering the inner cavity 4, the pressurized chemical cleaning solution flows into the outer cavity 1 from the overflowing hole 6 on the inner cavity 4, and trajectory energy dissipation is carried out at the overflowing hole 6. And finally, the chemical cleaning solution subjected to multi-stage energy dissipation flows out from a water outlet 3 on the outer cavity 1 to clean the MBR flat membrane.

To sum up, the utility model discloses simple structure, convenient to use, multiple energy dissipation modes such as diffusion energy dissipation, the energy dissipation of choosing flow combine, can realize effective multistage energy dissipation to having pressure chemical cleaning solution, ensure that water pressure satisfies the requirement of the board-like membrane of MBR to the pressure of intaking, prolonged the life of the board-like membrane of MBR.

Claims (2)

1. The utility model provides a novel energy dissipation pressure relief device of plate-type membrane cleaning system of MBR, its characterized in that: including exocoel (1), be provided with a water inlet (2) on the side of exocoel (1), the bottom surface of exocoel (1) is provided with a delivery port (3), water inlet (2) with set up in energy dissipator in exocoel (1) is connected, energy dissipator including set up in inner chamber (4) in exocoel (1), water inlet (2) with the inner space of inner chamber (4) is linked together, inner chamber (4) diameter is greater than water inlet (2) diameter, the inner space of inner chamber (4) with set up in air vent (5) at exocoel (1) top are linked together, be provided with a plurality of discharge orifice (6) on inner chamber (4).

2. The novel energy dissipation and pressure reduction device for the MBR plate-type membrane cleaning system according to claim 1, is characterized in that: and the water inlet (2), the water outlet (3) and the air vent (5) are all provided with a flange or a threaded connector (7).

Images