CN211521735U - Immersed membrane bioreactor - Google Patents

Abstract

The utility model discloses an immersed membrane bioreactor relates to immersed membrane bioreactor's technical field, and immersed membrane bioreactor includes frame, aeration pipeline, product water pipeline and fibre membrane, and the frame is recess square frame, but the split structure, and aeration pipeline, product water pipeline and fibre membrane are all installed inside recess square frame, and recess square frame's top one side is equipped with the recess, conveniently hangs the fibre membrane on the recess, can be better fixed. The utility model discloses the frame of old-fashioned is reformed transform into recess square frame to the ware, installs holistic part inside square frame, when the function, can guarantee that gaseous can not run from bottom both sides in the aeration, and messenger's aeration that can be fine is followed last and is got off the mud shake on the fibre membrane.

Description

Immersed membrane bioreactor

Technical Field

The utility model relates to an immersed membrane bioreactor technical field especially relates to an immersed membrane bioreactor.

Background

The membrane bioreactor is a novel state wastewater treatment system organically combining a membrane separation technology and a biological treatment technology. The membrane module replaces a terminal secondary sedimentation tank of the traditional biological treatment technology, the concentration of the high-activity sludge is kept in the bioreactor, the organic load of biological treatment is improved, the floor area of a sewage treatment facility is reduced, the residual sludge amount is reduced by keeping low sludge load, the active sludge and macromolecular organic matters in water are intercepted mainly by utilizing membrane separation equipment, and the concentration of the active sludge in the membrane bioreactor system can be increased to 8000-10.000mg/L or even higher; the sludge age can be prolonged to more than 30 days, the membrane bioreactor can retain microorganisms with longer generation period due to the effective interception function, can realize deep purification of sewage, simultaneously nitrifying bacteria can be fully propagated in the system, the nitrification effect of the device is obvious, and the possibility of deep dephosphorization and denitrification is provided.

Detailed membrane bioreactor, as disclosed in utility model patent No. CN201821738510.9, it discloses an immersed membrane tank for a membrane bioreactor, comprising: the membrane comprises a membrane frame, an aeration pipeline, a water production pipeline and a membrane component; wherein, the aeration pipeline, the water production pipeline and the membrane component are arranged in the membrane frame; two ends of the membrane component are assembled in the membrane frame through C-shaped steel; the first membrane module in each row is connected in series through a water production connector to form an integrated water production system; the two ends of the integrated water production system are respectively connected with the water production pipeline. The utility model discloses an immersion type membrane case for membrane bioreactor optimizes and integrates the product water pipe system, reduces the work load that the material used and assembled, prolongs the life of membrane module.

Patent number is CN201120579488.X discloses a utility model patent, its a modularization submergence formula membrane bioreactor membrane module and group ware device, its bundle form membrane element makes up into curtain formula membrane module through assembled coupling pipe, adopt special coupling head to install on the metal support, membrane module lower part installation perforation aeration pipe, constitute membrane group ware device, bundle form membrane element adopts ABS to glue with the packaging structure coupling pipe of customization and bonds, both ends installation coupling head, form independent membrane module behind the end cap, the membrane module passes through the interface and installs on the metal support, and at the metal support bottom installation perforation aeration pipe. By adopting the device, the modular device structure for treating large water volume can be designed, and the pollution resistance of the membrane module device is improved.

The above two patents have solved the problem that water piping system reduces installation more conveniently and can handle a large number of modular device structures respectively, but still have the following problems: first, the frame structure adopted in the above patent is an old frame fixed integrally, the old frame is a stand-alone single frame made of aluminum, iron and other materials, and during aeration, aeration gas may run away from both sides of the bottom, and sludge on the fiber membrane cannot be shaken off.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an immersed membrane bioreactor to solve the technical problem that gas escapes from two sides of the bottom when the immersed membrane bioreactor in the prior art is aerated.

The utility model discloses an immersed membrane bioreactor includes frame, aeration pipeline, product water pipeline and fibre membrane, and the frame is square frame, but split structure, and aeration pipeline, product water pipeline and fibre membrane are all installed inside the frame, and the top of frame simultaneously is equipped with the recess, conveniently hangs the fibre membrane on the recess, can be better fixed.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a immersed membrane bioreactor reforms the frame of old-fashioned into square frame, installs holistic part inside the frame, when the function, can guarantee that gaseous in the time of aeration can not run from bottom both sides, and messenger's aeration that can be fine is followed by last and is got off the epimembranal mud shake of fibre, and the top of frame simultaneously is equipped with the recess, places the fibre membrane, the fixing that can firmly.

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 perspective view of the present invention:

fig. 2 is a cross-sectional view of the present invention:

fig. 3 is a schematic view of the local structure of the present invention:

reference numerals: the device comprises a frame 1, an aeration pipeline 2, a water production pipeline 3, a fiber membrane 4, a groove 5, a back panel 6, a short plate 7, a side panel 8, a convex groove 9, a concave hole 10 and a hanging rod 11.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides an immersed membrane bioreactor, includes frame 1, aeration pipeline 2, produces water pipeline 3 and fibre membrane 4, frame 1 is square, frame 1 is the split structure, frame 1 includes backplate 6, short slab 7 and two side board 8, and short slab 7 is less than backplate 6 and two third of side board 8, two side board 8 and backplate 6 structure as an organic whole, backplate 6 is located the back of frame 1, and two side board 8 are located the both sides of frame 1, and short slab 7 is located the front of frame 1 and is parallel with backplate 6, and one side of two side board 8 respectively is equipped with a shrinkage pool 10, the one side of short slab 7 is equipped with two tongue 9, during the installation with short slab 7 tongue 9 aim at two 8 shrinkage pools 10 insert into can, aeration pipeline 2, produce water pipeline 3 and fibre membrane 4 and all install inside frame 1, the fiber membrane 4 comprises a hanging rod 11, the fiber membrane 4 is installed on the hanging rod 11, and the hanging rod 11 is hung at the groove 5 at the top of the frame 1.

The utility model has the advantages of, it has recess 5 to adopt frame 1's top to open simultaneously, places fibre membrane 4, rather than old-fashioned directness hang fibre membrane 4 on frame 1's list, the square structure of frame 1 use, the stability of standing that keeps that can be fine, the inside part is lived to the omnidirectional, can make the aeration reach best effect during the aeration, make the aeration can not leak the light in advance and lead to the mud on the fibre membrane 4 to drop from fibre membrane 4 from bottom both sides at the during operation gas, follow the trade to the accessory of inside because of seeing that the inside condition and can be fine dismantlement that the short slab 7 of frame 1 can be fine.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (2)

1. The utility model provides an immersed membrane bioreactor which characterized in that, includes frame (1), aeration pipeline (2), produces water pipeline (3) and fibre membrane (4), and frame (1) is square, and frame (1) is the split structure, and aeration pipeline (2), produce water pipeline (3) and fibre membrane (4) all install inside frame (1), and the top one side of frame (1) is equipped with recess (5).

2. The submerged membrane bioreactor according to claim 1, characterized in that the frame (1) comprises a back plate (6), a short plate (7) and two side plates (8), the short plate (7) is lower than one third of the back plate (6) and the two side plates (8), the back plate (6) is located at the back of the frame (1), the two side plates (8) are located at the two sides of the frame (1), the short plate (7) is located at the front of the frame (1) and is parallel to the back plate (6), one side of each of the two side plates (8) is provided with a concave hole (10), one side of the short plate (7) is provided with two convex grooves (9), the convex grooves (9) of the short plate (7) are correspondingly inserted with the concave holes (10) of the two side plates (8) during installation, the fiber membrane (4) comprises a hanging rod (11), and the fiber membrane (4) is installed on the hanging rod (11), the hanging rod (11) is hung at the groove (5) at the top of the frame (1).

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