CN216785824U - Double installation curtain formula MBR membrane group device - Google Patents
Double installation curtain formula MBR membrane group device Download PDFInfo
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- CN216785824U CN216785824U CN202123160970.2U CN202123160970U CN216785824U CN 216785824 U CN216785824 U CN 216785824U CN 202123160970 U CN202123160970 U CN 202123160970U CN 216785824 U CN216785824 U CN 216785824U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a double-row curtain type MBR (membrane bioreactor) membrane module mounting device, which comprises a membrane framework, a water production pipeline, an aeration pipeline and a plurality of curtain type membrane modules arranged in parallel, wherein the water production pipeline and the aeration pipeline are integrated in the membrane framework, and the plurality of curtain type membrane modules are averagely divided into two curtain type membrane module groups. The water production pipeline and the aeration pipeline are integrated in the membrane frame, so that the using amount of UPVC pipes, elbows, loose joints, tee joints, pipe supports and the like is reduced, the installation efficiency is improved, and the risk of leakage caused by damage of the UPVC pipes is reduced. The tail ends of the aeration branch pipes are provided with downward sludge discharge pipes which are used for discharging sludge entering the aeration branch pipes, so that the aeration holes are prevented from being blocked. The aeration pipeline is provided with an aeration cleaning pipe for regularly washing the aeration pipeline and ensuring the smoothness of the aeration pipeline.
Description
Technical Field
The utility model particularly relates to a double-row curtain type MBR membrane group mounting device.
Background
At present, the MBR technology of the immersed membrane bioreactor is mainly applied to the sewage treatment industry, such as the treatment and recycling of urban sewage, the treatment fields of high-concentration organic wastewater, refractory industrial wastewater, wastewater in public sensitive sanitary areas and the like. The main functional components are a bioreactor and a membrane module, and a flat membrane module and a hollow fiber membrane module are two most commonly used membrane modules. The packing density of the hollow fiber membrane component is far higher than that of a flat membrane component, the investment is low, the applicable treatment scale can be large or small, the requirements of sewage treatment of different scales in different industries can be met, and the application is the most extensive.
The hollow fiber membrane component applied to the submerged membrane bioreactor mainly comprises several forms of a curtain type membrane component, a seaweed type component and a membrane bundle type membrane component. The curtain type membrane assembly becomes the mainstream of the market due to the advantages of simple pouring process, high unit filling area, low production cost, high membrane area flexibility of a single membrane assembly device and the like. However, in the traditional double-row installation curtain type MBR membrane module, a water production pipeline and an air inlet pipeline are both made of UPVC pipelines, and a large number of UPVC pipes, loose joints, tee joints, cross joints, elbows and other pipe valves are adopted, so that the problems of complex installation, more hidden troubles of leakage points, easy damage and aging of the UPVC pipelines and the like exist; in addition, the UPVC pipeline occupies a large area, so that the double-row curtain type MBR membrane group installation device has low filling density; finally, the traditional double-row curtain type MBR membrane module is usually provided with a perforated pipe aeration pipe, and as the operation time is prolonged, aeration holes are easily blocked by sludge, so that the aeration is not uniform, and the pollution of the MBR membrane module is accelerated. Therefore, a double-row curtain type MBR membrane group installation device which is simple in structure and not easy to block an aeration pipeline is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a double-row curtain type MBR membrane group installation device.
The specific technical scheme of the utility model is as follows:
a double-row curtain type MBR (membrane bioreactor) membrane group installation device comprises a membrane frame, a water production pipeline, an aeration pipeline and a plurality of curtain type membrane components which are arranged in parallel, wherein the water production pipeline and the aeration pipeline are integrated in the membrane frame, and the plurality of curtain type membrane components are averagely divided into two curtain type membrane component groups;
the membrane frame is a rectangular frame and consists of a plurality of vertical tubular columns and a plurality of horizontal cross beams;
the water production pipeline comprises a water production header pipe, a water collection header pipe, a plurality of upper connecting pipes, an upper water collection pipe, a plurality of lower connecting pipes and a lower water collection pipe which are sequentially communicated, the water collection header pipe, the upper water collection pipe and the lower water collection pipe are arranged in parallel from top to bottom, the plane where the water collection header pipe, the upper water collection pipe and the lower water collection pipe are located evenly divides the membrane frame into two containing spaces, the two curtain-type membrane component groups are respectively arranged in the two containing spaces, two rows of upper water collection sockets are respectively arranged on two sides of the upper water collection pipe at equal intervals, two rows of lower water collection sockets are respectively arranged on two sides of the lower water collection pipe at equal intervals, and each upper water collection socket and each lower water collection socket correspond to one curtain-type membrane component;
the aeration pipeline comprises an air inlet pipe, an aeration cleaning pipe, an air distribution pipe and a plurality of aeration branch pipes, wherein the air inlet pipe and the aeration cleaning pipe are communicated with the plurality of aeration branch pipes through the air distribution pipe, the plurality of aeration branch pipes are arranged on two sides of the air distribution pipe at equal intervals, each aeration branch pipe is provided with a plurality of aeration holes at equal intervals along the length direction of the aeration branch pipe, and one end of each aeration branch pipe, which is far away from the air distribution pipe, is bent downwards to form a sludge discharge pipe;
each curtain type membrane component is provided with a plurality of hollow fiber membrane filaments, an upper membrane shell and a lower membrane shell, and two ends of the hollow fiber membrane filaments are respectively connected with the upper membrane shell and the lower membrane shell through a colloid; the colloid and the inner cavity of the upper membrane shell are enclosed to form an upper water producing cavity communicated with the filtration membrane hole of the hollow fiber membrane yarn, one end of the upper membrane shell in the length direction is provided with an upper water producing port communicated with the upper water producing cavity, and the other end of the upper membrane shell in the length direction is blocked; the colloid and the inner cavity of the lower membrane shell are enclosed to form a lower production water cavity communicated with the filtration membrane hole of the hollow fiber membrane wire, one end of the lower membrane shell in the length direction is provided with a lower production water gap communicated with the lower production water cavity, and the other end of the lower membrane shell in the length direction is blocked; the upper water producing port is communicated with the corresponding upper water collecting socket, and the lower water producing port is communicated with the corresponding lower water collecting socket.
In a preferred embodiment of the present invention, the cross-sectional area of each of the header pipes is larger than the cross-sectional areas of the upper header pipe and the lower header pipe.
Further preferably, the cross-sectional areas of the upper header and the lower header are equal.
Still further preferably, the upper connection pipe and the lower connection pipe have the same cross-sectional area.
In a preferred embodiment of the present invention, the aeration holes are opened vertically downward or obliquely downward at 45 degrees.
In a preferred embodiment of the utility model, the distance between two adjacent curtain-type membrane assemblies is 40-100 mm.
Further preferably, an aeration branch pipe is arranged right below a gap between two adjacent curtain-type membrane assemblies.
The utility model has the beneficial effects that:
1. the water production pipeline and the aeration pipeline are integrally arranged in the membrane frame, so that the using amount of UPVC pipes, elbows, loose joints, tee joints, pipe supports and the like is reduced, the installation efficiency is improved, and the risk of leakage caused by damage of the UPVC pipelines is also reduced.
2. The tail ends of the aeration branch pipes are provided with downward sludge discharge pipes which are used for discharging sludge entering the aeration branch pipes, so that the aeration holes are prevented from being blocked.
3. The aeration pipeline is provided with an aeration cleaning pipe which is used for regularly washing the aeration pipeline, so that the smoothness of the aeration pipeline is ensured.
4. The utility model adopts the integrated membrane frame, and the cross section area of the water collecting main pipe is larger than that of the upper water collecting pipe and the lower water collecting pipe and is arranged above the upper water collecting pipe, so that the occupied area of the membrane frame can be reduced, and the filling density can be improved.
Drawings
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.
Fig. 2 is a schematic exploded perspective view of embodiment 1 of the present invention.
Fig. 3 is a schematic perspective view of a curtain film assembly in example 1 of the present invention.
Detailed Description
The technical solution of the present invention will be further illustrated and described below with reference to the accompanying drawings by means of specific embodiments.
As shown in fig. 1 to 3, a double row installed curtain MBR membrane module apparatus includes a membrane frame 1, a water production pipeline 2, an aeration pipeline 3, and a plurality of curtain membrane modules 4 arranged in parallel with each other, wherein,
the membrane frame 1 is a rectangular frame formed by a plurality of vertical tubular columns 11 and a plurality of horizontal cross beams 12, and the water production pipeline 2 and the aeration pipeline 3 are integrally arranged on the membrane frame 1.
The water production pipeline 2 comprises a water production main pipe 21, a water collection main pipe 22, five upper connecting pipes 23, an upper water collection pipe 24, three lower connecting pipes 25 and a lower water collection pipe 26 which are sequentially communicated, wherein the upper connecting pipes 23 are used for connecting the water collection main pipe 22 and the upper water collection pipe 24, and the lower connecting pipes 25 are used for connecting the upper water collection pipe 24 and the lower water collection pipe 26. Two rows of symmetrical upper water collecting sockets 241 are arranged on two sides of the upper water collecting pipe 24 at equal intervals, two rows of symmetrical lower water collecting sockets 261 are arranged on two sides of the lower water collecting pipe 26 at equal intervals, and the number of the upper water collecting pipe 241 and the number of the lower water collecting pipe 261 are the same as that of the curtain-type membrane modules 4. Preferably, the header pipe 22 has a larger cross-sectional area than the upper header pipe 24 and the lower header pipe 26 and is disposed above the upper header pipe 24, so that the occupied area of the membrane frame 1 can be reduced and the packing density can be increased. Preferably, the upper header 24 and the lower header 26 have the same cross-sectional area, and the upper connection pipe 23 and the lower connection pipe 25 have the same cross-sectional area.
The aeration pipeline 3 comprises an air inlet pipe 31, an aeration cleaning pipe 34, an air distribution pipe 32 and a plurality of aeration branch pipes 33, wherein the air inlet pipe 31 and the aeration cleaning pipe 34 are communicated with the plurality of aeration branch pipes 33 through the air distribution pipe 32, a plurality of aeration holes 331 are formed in the aeration branch pipes 33 at equal intervals along the length direction of the aeration branch pipes, the aeration holes 331 are formed right below or obliquely downwards at 45 degrees, and the tail ends of the aeration branch pipes 33 are bent downwards to form sludge discharge pipes 332 for discharging sludge entering the aeration branch pipes 33. The connection mode of the air distribution pipe 32 and the aeration branch pipe 33 is welding, threaded connection or insertion connection. The air inlet pipe 31 and the aeration cleaning pipe 34 are respectively arranged at two ends of the air distribution pipe 32 and are connected with the side surface of the air distribution pipe 32. Preferably, the number of the aeration branch pipes 33 is the same as that of the curtain-type membrane modules 4.
As shown in fig. 3, each of the curtain membrane modules 4 has a plurality of hollow fiber membrane filaments 41, an upper membrane housing 42 and a lower membrane housing 43, and both ends of each of the hollow fiber membrane filaments 41 are connected to the upper membrane housing 42 and the lower membrane housing 43 through a colloid, respectively. The colloid encloses with the inner chamber of last membrane shell 42 and closes and form the last water cavity of producing of the filtration membrane hole of intercommunication hollow fiber membrane silk 41, and goes up membrane shell 42 length direction's one end and has an upper water mouth 421 of producing of this upper water cavity of intercommunication, goes up membrane shell 42 length direction's the other end shutoff, is equipped with the last stiff end 422 that is fixed in frame 1. The colloid and the inner cavity of the lower membrane shell 43 are enclosed to form a lower water producing cavity communicated with the filtration membrane hole of the hollow fiber membrane wire 41, one end of the lower membrane shell 43 in the length direction is provided with a lower water producing port 431 communicated with the lower water producing cavity, the other end of the lower membrane shell 43 in the length direction is blocked and provided with a lower fixed end 432 fixed on the frame 1;
as shown in fig. 1 and 2, the plurality of curtain membrane modules 4 are equally divided into two curtain membrane module groups, and vertically arranged in the membrane frame 1, the header pipe 22, the upper header pipe 24 and the lower header pipe 25 are arranged in parallel with each other from top to bottom, and the plane where the header pipe 22, the upper header pipe 24 and the lower header pipe 25 are located equally divides the membrane frame into two accommodation spaces, and the two curtain membrane module groups are respectively arranged in the two accommodation spaces. The upper water producing port 421 is communicated with the upper water collecting socket 241, the lower water producing port 431 is communicated with the lower water collecting socket 261, the upper fixing end 422 and the lower fixing end 432 are fixed on the horizontal cross beam 12 at equal intervals through locking bolts, and the center distance between two adjacent curtain-type membrane assemblies 4 is 40-100mm, so that the width of a fluid channel is consistent and the fluid distribution is more uniform in the operation process. The aeration branch pipes 33 are all positioned right below the gap between two adjacent curtain-type membrane assemblies 4 so as to ensure that the ascending flow channel of bubbles is smooth and effectively relieve the sludge deposition at the bottoms of the curtain-type membrane assemblies 4.
The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims.
Claims (7)
1. The utility model provides a double installation curtain formula MBR membrane group device which characterized in that: the device comprises a membrane frame, a water production pipeline, an aeration pipeline and a plurality of curtain-type membrane components which are arranged in parallel, wherein the water production pipeline and the aeration pipeline are integrated in the membrane frame, and the plurality of curtain-type membrane components are averagely divided into two curtain-type membrane component groups;
the membrane frame is a rectangular frame and consists of a plurality of vertical tubular columns and a plurality of horizontal cross beams;
the water production pipeline comprises a water production header pipe, a water collection header pipe, a plurality of upper connecting pipes, an upper water collection pipe, a plurality of lower connecting pipes and a lower water collection pipe which are sequentially communicated, the water collection header pipe, the upper water collection pipe and the lower water collection pipe are arranged in parallel from top to bottom, the plane where the water collection header pipe, the upper water collection pipe and the lower water collection pipe are located evenly divides the membrane frame into two containing spaces, the two curtain-type membrane component groups are respectively arranged in the two containing spaces, two rows of upper water collection sockets are respectively arranged on two sides of the upper water collection pipe at equal intervals, two rows of lower water collection sockets are respectively arranged on two sides of the lower water collection pipe at equal intervals, and each upper water collection socket and each lower water collection socket correspond to one curtain-type membrane component;
the aeration pipeline comprises an air inlet pipe, an aeration cleaning pipe, an air distribution pipe and a plurality of aeration branch pipes, wherein the air inlet pipe and the aeration cleaning pipe are communicated with the plurality of aeration branch pipes through the air distribution pipe, the plurality of aeration branch pipes are arranged on two sides of the air distribution pipe at equal intervals, each aeration branch pipe is provided with a plurality of aeration holes at equal intervals along the length direction of the aeration branch pipe, and one end of each aeration branch pipe, which is far away from the air distribution pipe, is bent downwards to form a sludge discharge pipe;
each curtain type membrane component is provided with a plurality of hollow fiber membrane filaments, an upper membrane shell and a lower membrane shell, and two ends of the hollow fiber membrane filaments are respectively connected with the upper membrane shell and the lower membrane shell through a colloid; the colloid and the inner cavity of the upper membrane shell are enclosed to form an upper water producing cavity communicated with the filtration membrane hole of the hollow fiber membrane yarn, one end of the upper membrane shell in the length direction is provided with an upper water producing port communicated with the upper water producing cavity, and the other end of the upper membrane shell in the length direction is blocked; the colloid and the inner cavity of the lower membrane shell are enclosed to form a lower production water cavity communicated with the filtration membrane hole of the hollow fiber membrane wire, one end of the lower membrane shell in the length direction is provided with a lower production water gap communicated with the lower production water cavity, and the other end of the lower membrane shell in the length direction is blocked; the upper water producing port is communicated with the corresponding upper water collecting socket, and the lower water producing port is communicated with the corresponding lower water collecting socket.
2. The double row installation curtain type MBR membrane group device as claimed in claim 1, wherein: the cross-sectional area of the water collecting main pipe is larger than that of the upper water collecting pipe and that of the lower water collecting pipe.
3. The double row installation curtain type MBR membrane group device as claimed in claim 2, wherein: the cross-sectional areas of the upper water collecting pipe and the lower water collecting pipe are equal.
4. The double row installation curtain type MBR membrane group device as claimed in claim 3, wherein: the cross-sectional areas of the upper connecting pipe and the lower connecting pipe are equal.
5. The double row mounting curtain type MBR membrane group device as claimed in claim 1, wherein: the aeration holes are vertically downward or obliquely downward at an angle of 45 degrees.
6. The double row mounting curtain type MBR membrane group device as claimed in claim 1, wherein: the distance between two adjacent curtain-type membrane assemblies is 40-100 mm.
7. The double row mounting curtain type MBR membrane group device as claimed in claim 6, wherein: an aeration branch pipe is arranged right below the gap between two adjacent curtain-type membrane components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123160970.2U CN216785824U (en) | 2021-12-15 | 2021-12-15 | Double installation curtain formula MBR membrane group device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123160970.2U CN216785824U (en) | 2021-12-15 | 2021-12-15 | Double installation curtain formula MBR membrane group device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216785824U true CN216785824U (en) | 2022-06-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123160970.2U Active CN216785824U (en) | 2021-12-15 | 2021-12-15 | Double installation curtain formula MBR membrane group device |
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| CN (1) | CN216785824U (en) |
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2021
- 2021-12-15 CN CN202123160970.2U patent/CN216785824U/en active Active
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