CN217312786U - High-strength high-filling-degree curtain type MBR (membrane bioreactor) membrane tube - Google Patents
High-strength high-filling-degree curtain type MBR (membrane bioreactor) membrane tube Download PDFInfo
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- CN217312786U CN217312786U CN202123442205.XU CN202123442205U CN217312786U CN 217312786 U CN217312786 U CN 217312786U CN 202123442205 U CN202123442205 U CN 202123442205U CN 217312786 U CN217312786 U CN 217312786U
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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
Abstract
The utility model discloses a curtain-type MBR (membrane bioreactor) membrane tube with high strength and high filling degree, which comprises an upper membrane tube and a lower membrane tube, wherein the upper membrane tube and the lower membrane tube are both in long strip-shaped structures, a first water collecting tank is arranged on one side of the upper membrane tube, which faces to the lower membrane tube, and a reinforcing rib is arranged on the other side surface of the upper membrane tube; a second water collecting tank is arranged on one side, facing the upper membrane pipe, of the lower membrane pipe, and the other side face of the lower membrane pipe is of an arc-shaped structure; all be equipped with a plurality of dovetails on first water catch bowl and the second water catch bowl both sides inner wall, two water catch bowl inside still are equipped with the reinforcing plate, are equipped with the through-hole in the middle of the reinforcing plate. The upper membrane tube and the lower membrane tube of the utility model have different structures, the thickness of the upper membrane tube is increased, the bearing capacity of the upper membrane tube is improved, the bottom of the lower membrane tube is of an arc structure, the impact strength of bubbles on the lower membrane tube can be effectively reduced, and the lower membrane tube is not easy to fatigue fracture; the dovetail grooves are formed in the inner walls of the water collecting grooves of the upper membrane pipe and the lower membrane pipe, so that the firmness of combination of the pouring body and the water collecting grooves can be improved.
Description
Technical Field
The utility model relates to a water treatment facilities technical field, in particular to high strength high filling degree curtain-type MBR membrane tube.
Background
The sewage treatment and reuse is an effective measure for developing and utilizing water resources, and the sewage reuse is to treat urban sewage and industrial sewage by a Membrane Bioreactor (MBR) and other equipment and then use the treated sewage for non-drinking purposes such as greening, flushing, ornamental water body supplement and the like. If clean water is treated to high quality and reach drinking level, the performance of the curtain type MBR membrane as a core component of the membrane bioreactor is extremely important. The curtain type MBR membrane component generally comprises an upper membrane tube, membrane filaments and a lower membrane tube, wherein the open ends of the membrane filaments are cast into tube plates by using epoxy resin and are fixed in the upper membrane tube and the lower membrane tube; curtain-type MBR membrane module is the suspension type structure, and the lower extreme is located the aeration tank, and during the use, curtain-type MBR membrane module is placed in the sewage tank, and under the effect of negative pressure, inside water gets into the membrane silk from the membrane silk outside, and impurity is stayed in the membrane silk outside, and the water after the filtration is intraductal through upper and lower membrane pipe flow income collecting.
After the curtain type MBR membrane module filters for a long time in the environment with poor water quality, the membrane filaments can have the problem of serious mud hanging, and the conventional MBR membrane tube is easy to age and has low strength, and is easy to break due to too heavy bearing, so that the service life of the curtain type MBR membrane module is influenced. And in order to reduce the bearing of MBR membrane tube, when the assembly, can reduce the loading of membrane silk, MBR membrane tube's when reducing the membrane silk and hanging mud bears, prevents that MBR membrane tube from splitting. However, the operation also causes low loading density of the membrane filaments and small membrane filtration area, which also causes small membrane area which can be installed in unit building area, and the sewage treatment amount can be correspondingly reduced, thereby reducing pollution treatment efficiency and causing poor economic benefit.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a high filling degree curtain-type MBR membrane tube of high strength, intensity is big, and difficult fracture can bear the membrane silk of high packing density, guarantees economic benefits.
Therefore, the technical scheme of the utility model is that: a curtain type MBR (membrane bioreactor) membrane tube with high strength and high filling degree comprises an upper membrane tube and a lower membrane tube, wherein the upper membrane tube and the lower membrane tube are both of a strip-shaped structure, one side of the upper membrane tube, which faces the lower membrane tube, is provided with a first water collecting tank, and the other side surface of the upper membrane tube is provided with a reinforcing rib; a second water collecting tank is arranged on one side, facing the upper membrane pipe, of the lower membrane pipe, and the other side face of the lower membrane pipe is of an arc-shaped structure; all be equipped with a plurality of dovetails on first water catch bowl and the second water catch bowl both sides inner wall, two water catch bowl inside still are equipped with the reinforcing plate, are equipped with the through-hole in the middle of the reinforcing plate.
Preferably, the thickness of the bottom of the first water collecting groove on the upper membrane tube is larger than that of the second water collecting groove on the lower membrane tube; the thickness of the bottom of the tank refers to the thickness between the bottom of the tank and the other side surfaces of the upper membrane tube and the lower membrane tube.
Preferably, the reinforcing plate is located at the middle position of the water collecting tank, and the reinforcing plate and the water collecting tank are integrally machined and formed.
Preferably, the dovetail grooves are vertically arranged, and the length of each dovetail groove is half of the height of the side wall of the water collecting tank.
Preferably, the first water catch bowl opening of going up the membrane pipe is downward, and the top surface of going up the membrane pipe is planar structure, is equipped with the strengthening rib of multichannel cross arrangement on the top surface.
Preferably, one end of the upper membrane tube is provided with a first tube joint, the first tube joint is communicated with the first water collecting tank, and a plurality of sealing ring mounting grooves are formed in the outer part of the first tube joint; the other end of the upper membrane tube is a closed end, a first mounting part extends out of the outer side of the closed end, and a first threaded hole is formed in the first mounting part; go up membrane pipe, first coupling, first installation department all integrated into one piece.
Preferably, the opening of the second water collecting tank of the lower membrane tube is upward, and the bottom of the lower membrane tube is of a downward-convex arc-shaped structure.
Preferably, one end of the lower membrane tube is provided with a second tube joint, the second tube joint is communicated with a second water collecting tank, and a plurality of sealing ring mounting grooves are formed in the outer part of the second tube joint; the other end of the lower membrane tube is a closed end, a second mounting part extends out of the outer side of the closed end, and a second threaded hole is formed in the second mounting part; the lower membrane tube, the second tube joint and the second installation part are all integrally formed.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the top of the upper membrane tube is provided with the reinforcing rib, the thickness of the shell of the upper membrane tube is increased, the integral strength of the upper membrane tube is effectively increased, the bearing capacity of the upper membrane tube is improved, and membrane filaments with high filling density can be borne;
2) the bottom of the lower membrane tube is arranged into an arc-shaped structure, and when the lower membrane tube is arranged in the aeration tank, the arc-shaped bottom surface of the lower membrane tube can effectively reduce the impact strength of bubbles on the lower membrane tube, so that the lower membrane tube is not easy to fatigue fracture under the impact of continuous aeration;
3) dovetail grooves are formed in the inner walls of the water collecting grooves of the upper membrane tube and the lower membrane tube, the open ends of the membrane wires are required to be cast into tube plates by epoxy resin and fixed in the upper membrane tube and the lower membrane tube, and the dovetail grooves can increase the firmness of the combination of a casting body and the water collecting grooves and ensure the installation stability of an MBR membrane tube assembly;
4) the water collecting grooves of the upper membrane tube and the lower membrane tube are internally provided with the reinforcing plates, so that the strength of the upper membrane tube and the lower membrane tube can be increased, meanwhile, the middle of the reinforcing plates is provided with the through hole, after the epoxy pouring is penetrated, the pouring body, the upper membrane tube and the lower membrane tube are integrated, the stress is dispersed in the wall of the water collecting groove and the whole epoxy pouring body, and the bending strength of the whole body is greatly increased;
5) the two sides of the upper membrane pipe and the lower membrane pipe are fixedly connected in different manners, one end of the upper membrane pipe and one end of the lower membrane pipe are directly inserted into the water collecting pipe through the pipe joint, the water collecting tank and the water collecting pipe are communicated, filtered water is output, and meanwhile, the O-shaped rings are arranged between the pipe joint and the water collecting pipe for sealing, so that the connection sealing performance of the upper membrane pipe and the lower membrane pipe and the water collecting pipe is ensured; the other end adopts the mode of bolt fastening, and upper and lower diaphragm casing extends out the installation department of threaded hole, can fix upper and lower diaphragm casing fast, and bulk strength is better.
Drawings
The following detailed description is made with reference to the accompanying drawings and embodiments of the present invention
FIG. 1 is a schematic structural view of a coating tube;
FIG. 2 is a structural bottom view of the upper membrane tube;
FIG. 3 is a top view of the structure of the upper membrane tube;
FIG. 4 is a side cross-sectional view of the superior membrane tube;
FIG. 5 is a schematic structural view of the upper membrane tube;
FIG. 6 is a structural plan view of the upper membrane tube;
FIG. 7 is a side cross-sectional view of the upper membrane tube;
FIG. 8 is a schematic view of the installation of the upper and lower membrane tubes and membrane filaments.
Labeled as: the membrane comprises an upper membrane tube 1, a reinforcing rib 11, a first water collecting tank 12, a first dovetail groove 13, a first reinforcing plate 14, a first through hole 15, a first pipe joint 16, a first mounting part 17, a threaded hole 18, a lower membrane tube 2, an arc bottom surface 21, a second water collecting tank 22, a second dovetail groove 23, a second reinforcing plate 24, a second through hole 25, a second pipe joint 26, a second mounting part 27, a second threaded hole 28 and membrane wires 3.
Detailed Description
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.
See the drawings. The curtain type MBR membrane tube comprises an upper membrane tube 1 and a lower membrane tube 2, wherein the upper membrane tube 1 is connected with the lower membrane tube 2 through a membrane wire 3, the upper membrane tube is arranged above a framework, and the lower membrane tube is arranged below the framework.
The upper film tube 1 is of a long-strip-shaped structure, the top of the upper film tube is a horizontal plane, and a plurality of crossed reinforcing ribs 11 are arranged on the horizontal plane, so that the strength of the upper film tube can be increased; go up to be equipped with first water catch bowl 12 on membrane pipe 1, first water catch bowl opening is down, and is equipped with multichannel evenly distributed's first dovetail 13 on the inner wall of first water catch bowl 12, the vertical setting of first dovetail 13 is in first water catch bowl 12 both sides, the one end of first dovetail 13 is located the opening part of first water catch bowl, the other end is located the intermediate position of first water catch bowl lateral wall, first dovetail can improve the firm in connection nature between membrane pipe and the membrane silk. A first reinforcing plate 14 is further arranged in the middle of the first water collecting tank 12, a first through hole 15 is formed in the middle of the first reinforcing plate, two sides of the first reinforcing plate are connected with two sides of the first water collecting tank, and the first reinforcing plate and the first water collecting tank are integrally formed; after the through holes in the first reinforcing plate are penetrated through by epoxy casting, the casting body and the upper membrane tube can be integrated, stress is dispersed in the wall of the first water collecting tank and the whole epoxy casting body, and the integral bending strength of the upper membrane tube is greatly increased.
A first pipe joint 16 is arranged at one end of the upper membrane pipe 1, the first pipe joint is communicated with the interior of a first water collecting tank, a plurality of sealing ring mounting grooves are formed in the exterior of the first pipe joint 16, the first pipe joint can be directly inserted into the water collecting pipe to communicate the first water collecting tank with the water collecting pipe and output filtered water, and meanwhile, an O-shaped ring is arranged between the first pipe joint and the water collecting pipe for sealing, so that the connection sealing performance of the upper membrane pipe and the water collecting pipe is ensured; the other end of the upper membrane tube 1 is a closed end, a first mounting part 17 extends out of the outer side of the closed end, a first threaded hole 18 is formed in the first mounting part, and the first mounting part is fixed on the frame through a bolt. Go up membrane pipe, first coupling, the equal integrated into one piece of first installation department machine-shaping, reduced the step of bonding fixed joint, and bulk strength is better.
The lower membrane tube 2 is also of a long strip-shaped structure, the length of the lower membrane tube is consistent with that of the upper membrane tube, the bottom of the lower membrane tube 2 is an arc bottom surface 21, and when the lower membrane tube is placed in an aeration tank, the arc bottom surface can effectively reduce the impact strength of bubbles on the lower membrane tube, so that the lower membrane tube is not easy to fatigue fracture under the impact of continuous aeration; be equipped with second water catch bowl 22 on lower membrane pipe 2, the opening of second water catch bowl up, and be equipped with multichannel evenly distributed's second dovetail 23 on the inner wall of second water catch bowl 22, the vertical setting of second dovetail is in second water catch bowl both sides, the one end of second dovetail is located the opening part of second water catch bowl, the other end is located the intermediate position of second water catch bowl lateral wall, the second dovetail can improve down the firm in connection nature between membrane pipe and the membrane silk. A second reinforcing plate 24 is further arranged in the middle of the second water collecting tank 22, a second through hole 25 is formed in the middle of the second reinforcing plate, two sides of the second reinforcing plate are connected with two sides of the second water collecting tank, and the second reinforcing plate and the second water collecting tank are integrally formed; after the through holes in the second reinforcing plate are penetrated by epoxy casting, the casting body and the lower membrane tube can be integrated, stress is dispersed on the wall of the second water collecting tank and the whole epoxy casting body, and the integral bending strength of the lower membrane tube is greatly increased.
A second pipe joint 26 is arranged at one end of the lower membrane pipe 2, the second pipe joint is communicated with a second water collecting tank, and a plurality of circles of sealing ring mounting grooves are formed in the outer part of the second pipe joint; the second pipe joint can be directly inserted into the water collecting pipe, the second water collecting tank and the water collecting pipe are communicated, filtered water is output, and meanwhile an O-shaped ring is arranged between the second pipe joint and the water collecting pipe for sealing, so that the connection sealing performance of the lower membrane pipe and the water collecting pipe is ensured; the other end of the lower membrane tube 2 is a closed end, a second mounting part 27 extends out of the outer side of the closed end, and a second threaded hole 28 is formed in the second mounting part and fixed on the frame through a bolt; lower membrane pipe, second coupling, the equal integrated into one piece of second installation department machine-shaping, improve the intensity of lower membrane pipe.
Meanwhile, in order to further strengthen the strength of the upper membrane tube, the thickness of the upper membrane tube, particularly the thickness H1 of the top of the upper membrane tube 1, namely the thickness between the bottom of the first water collecting groove and the top surface of the upper membrane tube is larger than the thickness H2 between the second water collecting groove and the arc bottom surface of the lower membrane tube 2, so that the upper membrane tube is prevented from being broken due to long-time bearing.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a high filling degree curtain-type MBR membrane tube of high strength, includes membrane tube and lower membrane tube, goes up the membrane tube and is rectangular form structure, its characterized in that with lower membrane tube: a first water collecting tank is arranged on one side of the upper membrane pipe facing the lower membrane pipe, and a reinforcing rib is arranged on the other side surface of the upper membrane pipe; a second water collecting tank is arranged on one side, facing the upper membrane pipe, of the lower membrane pipe, and the other side face of the lower membrane pipe is of an arc-shaped structure; all be equipped with a plurality of dovetails on first water catch bowl and the second water catch bowl both sides inner wall, two water catch bowl inside still are equipped with the reinforcing plate, are equipped with the through-hole in the middle of the reinforcing plate.
2. The high strength high fill curtain MBR membrane tube of claim 1, wherein: the thickness of the bottom of the first water collecting groove on the upper membrane tube is larger than that of the bottom of the second water collecting groove on the lower membrane tube; the thickness of the groove bottom refers to the thickness between the groove bottom and the other side surfaces of the upper film tube and the lower film tube.
3. The high strength high fill curtain MBR membrane tube of claim 1, wherein: the reinforcing plate is located at the middle position of the water collecting tank, and the reinforcing plate and the water collecting tank are integrally processed and formed.
4. The high strength high fill curtain MBR membrane tube of claim 1, wherein: the dovetail grooves are vertically arranged, and the length of each dovetail groove is half of the height of the side wall of the water collecting tank.
5. The high strength high fill curtain MBR membrane tube of claim 1, wherein: go up the first water catch bowl opening of membrane pipe downwards, the top surface of going up the membrane pipe is planar structure, is equipped with the strengthening rib of multichannel cross arrangement on the top surface.
6. The high strength high fill curtain MBR membrane tube of claim 1, wherein: a first pipe joint is arranged at one end of the upper membrane pipe and communicated with the first water collecting tank, and a plurality of sealing ring mounting grooves are formed in the outer part of the first pipe joint; the other end of the upper membrane tube is a closed end, a first mounting part extends out of the outer side of the closed end, and a first threaded hole is formed in the first mounting part; go up membrane pipe, first coupling, first installation department and all integrated into one piece.
7. The high strength high fill curtain MBR membrane tube of claim 1, wherein: the opening of the second water collecting groove of the lower membrane tube is upward, and the bottom of the lower membrane tube is of a downward convex arc structure.
8. The high strength high fill curtain MBR membrane tube of claim 1, wherein: one end of the lower membrane tube is provided with a second tube joint which is communicated with the second water collecting tank, and a plurality of sealing ring mounting grooves are formed outside the second tube joint; the other end of the lower membrane tube is a closed end, a second mounting part extends out of the outer side of the closed end, and a second threaded hole is formed in the second mounting part; the lower membrane tube, the second tube joint and the second installation part are all integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123442205.XU CN217312786U (en) | 2021-12-30 | 2021-12-30 | High-strength high-filling-degree curtain type MBR (membrane bioreactor) membrane tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123442205.XU CN217312786U (en) | 2021-12-30 | 2021-12-30 | High-strength high-filling-degree curtain type MBR (membrane bioreactor) membrane tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217312786U true CN217312786U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123442205.XU Active CN217312786U (en) | 2021-12-30 | 2021-12-30 | High-strength high-filling-degree curtain type MBR (membrane bioreactor) membrane tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217312786U (en) |
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2021
- 2021-12-30 CN CN202123442205.XU patent/CN217312786U/en active Active
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