CN112408596A - Low energy consumption integration MBR sewage treatment device - Google Patents
Low energy consumption integration MBR sewage treatment device Download PDFInfo
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- CN112408596A CN112408596A CN202011188624.2A CN202011188624A CN112408596A CN 112408596 A CN112408596 A CN 112408596A CN 202011188624 A CN202011188624 A CN 202011188624A CN 112408596 A CN112408596 A CN 112408596A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
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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 invention belongs to the technical field of sewage treatment equipment, and particularly relates to low-energy-consumption integrated MBR sewage treatment equipment, which comprises a shell, wherein the shell is respectively divided into a pretreatment tank, an anaerobic tank, an aerobic tank, an MBR membrane tank and an equipment room, a pretreatment mechanism is arranged in the pretreatment tank, an MBR membrane group and an aeration mechanism are arranged in the MBR membrane tank, the aeration mechanism comprises an air inlet pipe, a main pipe, a plurality of branch pipes and a plurality of spray head assemblies, and the low-energy-consumption integrated MBR sewage treatment equipment is used for solving the problems that the position of an aeration pipe of the conventional integrated sewage treatment equipment is fixed, the strength of gas sprayed by an aeration spray head is also fixed and always moves along a fixed route, so that the flowability between the MBR membrane group and sewage is poor, the mixing and stirring effect of the sewage and the gas in the MBR membrane tank is poor, organic matters, suspended matters and active sludge, the water purification efficiency of the MBR membrane group is reduced, and the maintenance cost of the MBR membrane group is increased.
Description
Technical Field
The invention belongs to the technical field of sewage treatment equipment, and particularly relates to low-energy-consumption integrated MBR sewage treatment equipment.
Background
With the increase of global population and the acceleration of industrial development, people have higher and higher demand for water resources, and the problem of resource shortage caused by unreasonable development and utilization of water resources has seriously influenced the production and life of people. The existing fresh water resources only account for 0.5 percent of the total amount of water resources of the earth ball, and the water shortage phenomenon in some countries and regions is more serious due to unbalanced resource distribution, so how to reasonably and effectively protect, utilize and distribute the water resources becomes the key point of increasing attention of people.
The existing sewage treatment methods mainly comprise an activated sludge method and a biomembrane method. The activated sludge process is a relatively mature process. The biofilm process is a new technology combining a biological treatment technology and a membrane separation technology by adopting a Membrane Bioreactor (MBR), and is rapidly developed and improved in recent years.
From years of operation practice, the combination of the biofilm method and the activated sludge method can greatly improve the solid-liquid separation efficiency, and due to the increase of the concentration of the activated sludge in the aeration tank and the appearance of specific bacteria in the sludge, the biochemical reaction rate is improved, and a plurality of outstanding problems in the traditional activated sludge method are solved.
And the position of current integration sewage treatment device's aeration pipe is fixed, aeration nozzle spun gas strength is also fixed, and always move along fixed route, it is relatively poor to make the mobility between MBR membrane group and the sewage, sewage in the MBR membrane tank is relatively poor with gaseous mixed stirring effect, make organic matter in the sewage, suspended solid and activated sludge subside at the edge part easily, lead to MBR membrane group to be subsided the impurity jam easily, the water purification efficiency of MBR membrane group has been reduced, the maintenance cost of MBR membrane group has been increased.
Disclosure of Invention
The purpose of the invention is: the utility model provides a low energy consumption integration MBR sewage treatment device, the position of the aeration pipe that is used for solving current integration sewage treatment device is fixed, aeration nozzle spun gas strength is also fixed, and always move along fixed route, it is relatively poor to make the mobility between MBR membrane group and the sewage, sewage and gaseous mixed stirring effect in the MBR membrane tank are relatively poor, make organic matter in the sewage, suspended solid and active sludge subside at the edge part easily, lead to MBR membrane group to be subsided the impurity easily and block up, the water purification efficiency of MBR membrane group has been reduced, the problem of the maintenance cost of MBR membrane group has been increased.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a low-energy-consumption integrated MBR sewage treatment device comprises a shell, wherein a pretreatment tank, an anaerobic tank, an aerobic tank, an MBR membrane tank and a device room are respectively divided in the shell, the pretreatment tank and the anaerobic tank are communicated through a first suction pump, the anaerobic tank and the aerobic tank are communicated through a first through groove, the aerobic tank and the MBR membrane tank are communicated through a second suction pump, a pretreatment mechanism is arranged in the pretreatment tank, biological filler frames are respectively arranged in the anaerobic tank and the aerobic tank, an MBR membrane group and an aeration mechanism are arranged in the MBR membrane tank, a compressed air assembly is arranged in the device room and is communicated with the aeration mechanism, the aeration mechanism comprises an air inlet pipe, a header pipe, a plurality of branch pipes and a plurality of spray head assemblies, one end of the air inlet pipe is connected with the compressed air assembly, the other end of the air inlet pipe is connected to the header pipe, and the branch pipes are uniformly distributed and arranged on the header, it is a plurality of the shower nozzle subassembly is evenly installed on a plurality of branch pipes, branch pipe evenly distributed is in MBR membrane cisterna, and partial shower nozzle subassembly is located MBR membrane group below, one end in the branch pipe is sealed, and the other end is fixed and is provided with the fixed plate, the blind end fixed mounting of fixed plate and branch pipe has the connecting rod, install fan blade group on the connecting rod, shower nozzle subassembly and fan blade group are located same vertical central line, and the one-to-one, fan blade group includes wheel hub and flabellum, flabellum fixed mounting is on wheel hub, wheel hub rotates and installs on the connecting rod, first through-hole has been seted up in the position that the flabellum corresponds on the branch pipe, shower nozzle subassembly and first through-hole intercommunication, the wall thickness of flabellum is greater than the diameter of first through-hole, adjacent two the position of flabellum in the fan blade.
Further limiting, the spray head assembly comprises a first sleeve, a second sleeve and a third sleeve, the first sleeve is fixedly installed on the branch pipe and communicated with the first through hole, a fixed disc is fixedly installed on the first sleeve, a second through hole is formed in the center of the fixed disc, a sliding column is sleeved in the second through hole, a limiting block is fixedly installed at the upper end of the sliding column, a plurality of air injection holes are formed in the fixed disc, the diameter of the limiting block is smaller than that of the fixed disc, the diameter of the sliding column is smaller than the inner diameter of the first sleeve, the length of the sliding column is larger than that of the first sleeve, a threaded groove is formed in the first sleeve, a threaded column is fixedly installed on the second sleeve, a third through hole is formed in the center of the top end of the second sleeve, and therefore, the spray head assembly can be controlled to be communicated with the outside and the branch pipe through the sliding column, and the installation of the second sleeve and the sliding column is facilitated.
Further inject, the fixed second seal cover that is provided with on the inner wall of third through-hole, the fixed third seal cover that is provided with on the stopper sets up like this, and when the stopper was located the third through-hole, second seal cover and third seal cover pasted mutually, made the stopper with the shutoff of third through-hole, avoided the water in the MBR membrane cisterna to get into the second sleeve.
Further inject, the external screw thread has been seted up on the telescopic top outer wall of second, corresponding internal thread has been seted up to the telescopic inner wall of third, a plurality of micropores have been seted up at the telescopic top of third, set up like this, form the filter screen through a plurality of micropores, avoid the direct and sewage contact of third through hole, lead to a large amount of impurity and granule directly to get into the third through hole to get into the branch pipe.
Further inject, install the bearing between wheel hub and the connecting rod, wheel hub fixed mounting is on the outer lane of bearing, sets up like this, through the installation of bearing, more is favorable to the flabellum to rotate under pressurized air's drive.
Further, the tail end of the sliding column is an inclined plane, so that the sliding column can be conveniently extruded and slid by the fan blades.
Further inject, preliminary treatment mechanism is including installation shell, first swash plate, second swash plate and third swash plate, the mounting groove has been seted up to one side of installation shell, the joint has the shrouding in the mounting groove, fixed mounting has the handle on the shrouding, first swash plate fixed mounting is in installation shell one side, second swash plate fixed mounting is at the opposite side of installation shell, and has certain clearance between first swash plate and the second swash plate, third swash plate fixed mounting is in same one side of first swash plate, have certain clearance between third swash plate and the second swash plate, set up like this, make sewage get into first swash plate after, fill gradually the recess that first swash plate and installation shell formed, then sewage gets into the second swash plate from first swash plate, get into the third swash plate after sewage is full of the second swash plate, finally get into the bottom of installation shell after sewage is full of the third swash plate, through first swash plate, The second swash plate progressively subsides with the third swash plate, carries out the initial segregation with fixed impurity in the sewage and heavier impurity and sewage, has reduced the turbidity of sewage, makes the lighter component in the sewage get into the installation shell bottom to get into the anaerobism pond through first suction pump.
Further limiting, a second through groove is formed in the first inclined plate, a third through groove is formed in the third inclined plate, the second through groove and the third through groove are located on the same vertical central line, the second through groove is in a step shape, a first clamping plate is installed in the second through groove, a second clamping plate is installed in the third through groove, first lifting rods are installed on the first clamping plate and the second clamping plate respectively, a clamping piece is fixedly installed below the third through groove of the first lifting rod, a first blind hole and a second blind hole are formed in the clamping piece, a first spring and a first clamping column are installed in the first blind hole, one end of the first spring is fixedly connected to the bottom of the first blind hole, the other end of the first clamping column is fixedly connected to the first clamping column, an inclined plane is arranged at the tail end of the first clamping column, a second spring and a second clamping column are installed in the second blind hole, one end of the second spring is fixedly connected to the bottom of the second blind hole, the other end of the first inclined plate is fixedly connected to the first clamping column, the first inclined plate is provided with a first through groove, the first through groove is in a ladder shape, the first clamping plate is arranged in the first through groove, the first lifting rod is fixedly arranged on the first clamping plate, the first lifting rod is connected with the first lifting rod through a threaded cylinder, the first through groove is opened, the first inclined plate is connected with the second lifting rod through a threaded cylinder, the first through groove is opened, the first inclined plate is opened, the second inclined plate is opened, the third inclined plate is opened, the first inclined plate is cleaned with clean water, the third inclined plate is installed, can be repeatedly used, and is simple and convenient.
Further inject, all fixedly on first cardboard and the third cardboard be provided with first seal cover, set up like this, install respectively on first cardboard and third cardboard through first seal cover, when making first cardboard and third cardboard clamp connect on first swash plate and second swash plate, first swash plate and second swash plate can not leak.
The invention adopting the technical scheme has the advantages that:
1. the plurality of fan blade groups are arranged in the branch pipe of the aeration mechanism, the fan blades in two adjacent fan blade groups are staggered and positioned in the same spiral period and are matched with the air injection assemblies, so that the two adjacent air injection assemblies alternately inject air, the mixing and stirring effect of air and sewage in the MBR membrane tank is increased, the mobility of the sewage is increased, the contact area of the air and the sewage in the MBR membrane tank is increased, the sewage at the edge is prevented from settling, the chance that organic matters block the MBR membrane group is reduced, the water purification efficiency of the MBR membrane group is improved, the maintenance cost of the MBR membrane group is reduced, and the service life of the MBR membrane group is prolonged;
2. through the mutual matching of the aeration mechanism and the pretreatment mechanism, solid particles, impurities and pollutants in the sewage are reduced, and the effluent is cleaner;
3. through the first swash plate in the preliminary treatment mechanism, the gradual settlement of second swash plate and third swash plate, carry out the initial segregation with fixed impurity in the sewage and heavier impurity and sewage, the turbidity of sewage has been reduced, and after the long-time use of preliminary treatment mechanism, first swash plate, more precipitate has been accumulated on second swash plate and the third swash plate, through all spilling ponding with on the swash plate, then whole pretreatment mechanism is proposed, then through the handle on the shrouding, open the shrouding, wash first swash plate with clean water, second swash plate and third swash plate can, then install the shrouding, reuse once more, it is simple, and convenient.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic structural diagram of an embodiment of the low energy consumption integrated MBR sewage treatment device of the present invention;
FIG. 2 is a schematic cross-sectional view of an embodiment of the integrated MBR sewage treatment device with low energy consumption;
FIG. 3 is a schematic structural diagram of a pretreatment mechanism in an embodiment of the low-energy-consumption integrated MBR sewage treatment device of the present invention;
FIG. 4 is a schematic view of the installation structure of a pretreatment mechanism in an embodiment of the low energy consumption integrated MBR sewage treatment device of the present invention;
FIG. 5 is a schematic diagram showing a cross-sectional structure of a pretreatment mechanism in an embodiment of the low-energy-consumption integrated MBR sewage treatment device of the present invention;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;
FIG. 7 is a schematic structural diagram of an aeration mechanism in an embodiment of the low energy consumption integrated MBR sewage treatment device of the present invention;
FIG. 8 is a schematic sectional view of a branch pipe in an embodiment of the low energy consumption integrated MBR sewage treatment device of the present invention;
FIG. 9 is an enlarged view of the structure at B in FIG. 8;
FIG. 10 is an enlarged view of the structure at C in FIG. 8;
FIG. 11 is an enlarged view of the structure of FIG. 10 at D;
FIG. 12 is an enlarged view of the structure at E in FIG. 8;
the main element symbols are as follows:
the device comprises a shell 1, a second through groove 101, a third through groove 102, a fourth through groove 103, a pretreatment tank 11, an installation shell 111, a first inclined plate 112, a second inclined plate 113, a third inclined plate 114, a sealing plate 115, a handle 116, an installation groove 117, an anaerobic tank 12, a biological filler frame 121, a first suction pump 122, an aerobic tank 13, an MBR membrane tank 14, a second suction pump 141 and a device room 15
MBR membrane group 2, aeration mechanism 3, first through hole 301, air inlet pipe 31, house steward 32, branch pipe 33, fixed plate 331, connecting rod 332, bearing 34, wheel hub 35, flabellum 351, second lifting rod 4, screw thread section of thick bamboo 41, third cardboard 42, first lifting rod 5, first cardboard 51, first seal cover 511, second cardboard 52, joint member 53, first blind hole 531, first spring 532, first card post 533, second blind hole 54, second spring 541, second card post 542
The first sleeve 6, the threaded groove 601, the second sleeve 61, the threaded column 611, the third through hole 612, the second sealing sleeve 613, the fixed disk 62, the air injection hole 621, the second through hole 622, the sliding column 63, the limiting block 631, the inclined plane 632, the third sealing sleeve 633, the third sleeve 65 and the micro hole 651.
Detailed Description
The present invention will be described in detail with reference to the drawings and specific embodiments, wherein like reference numerals are used for similar or identical parts in the drawings or the description, and implementations not shown or described in the drawings are known to those of ordinary skill in the art. In addition, directional terms, such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", and the like, used in the embodiments are only directions referring to the drawings, and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 12, the low-energy-consumption integrated MBR sewage treatment device of the present invention includes a housing 1, the housing 1 is divided into a pretreatment tank 11, an anaerobic tank 12, an aerobic tank 13, an MBR membrane tank 14 and an equipment room 15, the pretreatment tank 11 is communicated with the anaerobic tank 12 through a first suction pump 122, the anaerobic tank 12 is communicated with the aerobic tank 13 through a first through slot, and the aerobic tank 13 is communicated with the MBR membrane tank 14 through a second suction pump 141. Install pretreatment device in the pretreatment tank 11, all install biological filler frame 121 in anaerobism pond 12 and the good oxygen pond 13, install MBR membrane group 2 and aeration mechanism 3 in the MBR membrane cisterna 14, install the compressed air subassembly in the equipment room 15, the compressed air subassembly communicates with aeration mechanism 3.
The pretreatment mechanism comprises an installation shell 111, a first inclined plate 112, a second inclined plate 113 and a third inclined plate 114, wherein one side of the installation shell 111 is provided with an installation groove 117, a sealing plate 115 is clamped in the installation groove 117, the installation shell 111 is sealed through the sealing plate 115, and sewage is prevented from leaking from the sealing plate 115. A handle 116 is fixedly mounted on the sealing plate 115, and the mounting and dismounting of the sealing plate 115 are facilitated through the handle 116. The first inclined plate 112 is fixedly arranged at one side of the installation shell 111, the second inclined plate 113 is fixedly arranged at the other side of the installation shell 111, a certain gap is arranged between the first inclined plate 112 and the second inclined plate 113, the third inclined plate 114 is fixedly arranged at the same side of the first inclined plate 112, a certain gap is arranged between the third inclined plate 114 and the second inclined plate 113, so that the groove formed by the first inclined plate 112 and the installation shell 111 is gradually filled with sewage after the sewage enters the first inclined plate 112, then the sewage enters the second inclined plate 113 from the first inclined plate 112, the sewage enters the third inclined plate 114 after the second inclined plate 113 is filled with the sewage, the sewage finally enters the bottom of the installation shell 111, the fixed impurities, the heavier impurities and the sewage in the sewage are primarily separated through the gradual sedimentation of the first inclined plate 112, the second inclined plate 113 and the third inclined plate 114, the turbidity of the sewage is reduced, and the lighter components in the sewage enter the bottom of the installation shell 111, and enters the anaerobic tank 12 through the first suction pump 122.
The second through groove 101 is formed in the first inclined plate 112, the third through groove 102 is formed in the third inclined plate 114, the second through groove 101 and the third through groove 102 are located on the same vertical central line, the second through groove 101 is in a step shape, the first clamping plate 51 is installed in the second through groove 101, the second clamping plate 52 is installed in the third through groove 102, the first lifting rod 5 is installed on the first clamping plate 51 and the second clamping plate 52, the clamping piece 53 is fixedly installed below the third through groove 102 on the first lifting rod 5, the first blind hole 531 and the second blind hole 54 are formed in the clamping piece 53, the first spring 532 and the first clamping column 533 are installed in the first blind hole 531, one end of the first spring 532 is fixedly connected to the bottom of the first blind hole 531, the other end of the first clamping column 533 is fixedly connected to the first clamping column 533, and the tail end of the first clamping column 533 is an inclined plane. A second spring 541 and a second clamping column 542 are installed in the second blind hole 54, one end of the second spring 541 is fixedly connected with the bottom of the second blind hole 54, the other end of the second spring 541 is fixedly connected to the second clamping column 542, and the first clamping column 533 is abutted against the third inclined plate 114, so that when the first rod 5 is lifted, the first clamping column 533 can be compressed into the first blind hole 531, and the second clamping column 542 is abutted against the third inclined plate 114, so that the first clamping plate 51 and the second clamping plate 52 can respectively form a certain gap with the first inclined plate 112 and the third inclined plate 114, and accumulated water in the first inclined plate 112 and the third inclined plate 114 can leak to the bottom of the installation shell 111, so as to be pumped into the anaerobic tank 12 by the first suction pump 122, after the accumulated water leaks, the first rod 5 is put down, and the trouble of re-installation is avoided. The first catch plate 51 and the second catch plate 52 can be stably placed on the first inclined plate 112 and the third inclined plate 114 by the stepped second through-grooves 101.
The second inclined plate 113 is provided with a fourth through groove 103, the fourth through groove 103 is in a step shape, the third clamping plate 42 is installed in the fourth through groove 103, and the third clamping plate 42 can be stably installed on the second inclined plate 113 through the step-shaped fourth through groove 103. The third clamping plate 42 is fixedly provided with a second lifting rod 4, a threaded cylinder 41 is screwed between the first lifting rod 5 and the second lifting rod 4, the first lifting rod 5 and the second lifting rod 4 are connected through the threaded cylinder 41, the second through groove 101, the third through groove 102 and the fourth through groove 103 can be opened at one time, and accumulated water in the inclined plate can be leaked out. After the pretreatment mechanism uses for a long time, more deposits have accumulated on first swash plate 112, second swash plate 113 and the third swash plate 114, all spill through ponding with on the swash plate, then wholly propose pretreatment mechanism, then through handle 116 on the shrouding 115, open shrouding 115, with clean water wash first swash plate 112, second swash plate 113 and third swash plate 114 can, then install shrouding 115, can reuse once more, simple, convenient. All fixedly provided with first seal cover 511 on first cardboard 51 and the third cardboard 42, install respectively on first cardboard and 51 third cardboard 42 through first seal cover 511, when making first cardboard 51 and third cardboard 42 joint on first swash plate 112 and second swash plate 113, first swash plate 112 and second swash plate 113 can not leak.
One end in the branch pipe 33 is closed, the other end is fixedly provided with a fixing plate 331, the fixing plate 331 and the closed end of the branch pipe are fixedly provided with a connecting rod 332, the connecting rod 332 is fixedly provided with a fan blade group, and the spray head assembly and the fan blade group are positioned on the same vertical central line and are in one-to-one correspondence. The fan blade group comprises a hub 35 and fan blades 351, the fan blades 351 are mounted on the hub 35, the hub 35 is rotatably mounted on the connecting rod 332, a bearing 34 is mounted between the hub 35 and the connecting rod 332, the hub 35 is fixedly mounted on an outer ring of the bearing 34, and the rotation of the fan blades 351 is driven by compressed air more conveniently through the mounting of the bearing 34. The branch pipe 33 is provided with a first through hole 301 at a position corresponding to the fan blade 351, and the nozzle assembly is communicated with the first through hole 301.
The shower nozzle subassembly includes first sleeve 6, second sleeve 61 and third sleeve 65, and first sleeve 6 installation is fixed on branch pipe 33 to communicate with first through-hole 301, fixed mounting has fixed disk 62 on the first sleeve 6, and second through-hole 622 has been seted up at the center of fixed disk 62, has cup jointed slip post 63 in the second through-hole 622, and the upper end fixed mounting of slip post 63 has stopper 631, through the installation of stopper 631, avoids slip post 63 to break away from fixed disk 62. A plurality of air injection holes 621 are formed in the fixed disc 62, the diameter of the limiting block 631 is smaller than that of the fixed disc 62, the diameter of the sliding column 63 is smaller than the inner diameter of the first sleeve 6, and when the limiting block 631 abuts against the fixed disc 62, the air injection holes 621 can be communicated with the first through hole 301. The first sleeve 6 is provided with a thread groove 601, the second sleeve 61 is fixedly provided with a thread column 611, and the second sleeve 61 is detachably arranged on the first sleeve 6 by the thread column 611 being screwed in the thread groove 601. A third through hole 612 is formed in the center of the top end of the second sleeve 61, a second sealing sleeve 613 is fixedly arranged on the inner wall of the third through hole 612, a third sealing sleeve 633 is fixedly arranged on the limiting block 631, and when the limiting block 631 is located in the third through hole 612, the second sealing sleeve 613 and the third sealing sleeve 633 are attached to each other, so that the limiting block 631 blocks the third through hole 612, and water in the MBR membrane tank 14 is prevented from entering the second sleeve 61. The outer thread has been seted up on the top outer wall of second sleeve 61, and corresponding internal thread has been seted up to the inner wall of third sleeve 65, and third sleeve 65 passes through the external thread and the internal thread spiro union, makes third sleeve 65 demountable installation on second sleeve 61. A plurality of micropores 651 are formed in the top of the third sleeve 65, and a filter screen is formed by the plurality of micropores 651, so that the third through holes 512 are prevented from directly contacting sewage, a large amount of impurities and particles are prevented from entering the third through holes 612, and then the third through holes 33 are prevented from entering the branch pipes.
The thickness of the fan blade 351 is larger than the diameter of the first through hole 301, so that when the fan blade 351 abuts against the first through hole 301, the fan blade 351 can seal the first through hole 301. The length dimension of slip post 63 is greater than the length of first sleeve 6, when making flabellum 351 not contact with first through-hole 301, first through-hole 301 is worn to establish by the end of slip post 63, and stopper 631 breaks away from third through-hole 612, makes third through-hole 612, fumarole 621 and first through-hole 301 intercommunication to make compressed gas can spout micropore 651 department, and sewage contact with form a plurality of bubbles, increase the area of contact of sewage and gas in the MBR membrane cisterna 14. The position of flabellum 351 in two adjacent flabellum groups staggers, and be located same spiral cycle, when making a flabellum 351 and sliding column 63 offset, another sliding column 63 just is located the centre of two flabellum 351 in another flabellum group, thereby make two adjacent jet-propelled subassemblies jet air in turn, the water head that jet-propelled formation in turn, the intermixing stirring effect between sewage and the gas has been increased, the mobility of sewage has been increased, make organic matter in the sewage as much as possible be decomposed into the inorganic matter, thereby filtered by MBR membrane group 2, the chance that the MBR membrane group 2 was blockked up to the organic matter has been reduced, thereby make the water purification efficiency of MBR membrane group 2 improve, the maintenance cost of MBR membrane group 2 has been reduced. The end of the sliding column 63 is a slope 632 to facilitate the fan blade 351 to push and slide the sliding column 63.
In the embodiment, when the device is used, sewage sequentially passes through the pretreatment tank 11, the anaerobic tank 12, the aerobic tank 13 and the MBR membrane tank 14, when the sewage passes through the pretreatment tank 11, the sewage is gradually settled through the first inclined plate 112, the second inclined plate 113 and the third inclined plate 114 to primarily separate heavy impurities and solid particles in the sewage, reduce the turbidity of the sewage and the proportion of suspended matters and other impurities in the sewage, the pretreated sewage passes through the anaerobic tank 12 and the aerobic tank 13 and enters the MBR membrane tank 14 for further treatment, during aeration, pressurized air is formed through the compressed air assembly, the pressurized air passes through the air inlet pipe 31 and the main pipe 32 and then respectively enters each branch pipe 33, the pressurized air enters the branch pipe 33 to firstly drive the first fan blade group to start rotating, the initial position of the fan blade 351 in the first fan blade group abuts against the first through hole 301, so that the tail end of the sliding column 63 abuts against the fan blade 351 of the first fan blade group, so that the limit block 631 blocks the third through hole 612, the first air injection assembly cannot inject air, the fan blade 351 in the adjacent fan blade group is just staggered with the sliding column 63, the limit block 631 is separated from the third through hole 612, the first through hole 301, the air injection hole 621 and the third through hole 612 are communicated, pressurized air can be injected from the second air injection assembly, the fan blade 351 in the first fan blade group and the fan blade 351 in the second fan blade group are staggered and are positioned in the same spiral period, when one fan blade 351 in the first fan blade group is abutted against the sliding column 63, the fan blade 351 in the adjacent fan blade group is just separated from the sliding column 63, so that the two adjacent air injection assemblies alternately inject air, the contact area between the air and sewage in the MBR 14 is increased, the fluidity of the sewage is increased, and organic matters in the sewage are decomposed into inorganic matters as much as possible, thereby filtered by MBR membrane group 2, reduced the chance that the MBR membrane group 2 was blockked up to the organic matter to make MBR membrane group 2's water purification efficiency improve, reduced MBR membrane group 2's maintenance cost, prolonged MBR membrane group 2's life.
The low-energy-consumption integrated MBR sewage treatment equipment provided by the invention is described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a low energy consumption integration MBR sewage treatment device which characterized in that: the device comprises a shell, wherein the shell is internally divided into a pretreatment tank, an anaerobic tank, an aerobic tank, an MBR membrane tank and an equipment room, the pretreatment tank is communicated with the anaerobic tank through a first suction pump, the anaerobic tank is communicated with the aerobic tank through a first through groove, the aerobic tank is communicated with the MBR membrane tank through a second suction pump, a pretreatment mechanism is arranged in the pretreatment tank, biological filler frames are arranged in the anaerobic tank and the aerobic tank, an MBR membrane group and an aeration mechanism are arranged in the MBR membrane tank, a compressed air assembly is arranged in the equipment room and is communicated with the aeration mechanism, the aeration mechanism comprises an air inlet pipe, a header pipe, a plurality of branch pipes and a plurality of nozzle assemblies, one end of the air inlet pipe is connected with the compressed air assembly, the other end of the air inlet pipe is connected to the header pipe, the plurality of branch pipes are uniformly distributed and arranged on the header pipe, and the nozzle assemblies are uniformly arranged on the plurality of, the utility model discloses a fan, including the branch pipe, the branch pipe evenly distributed is in MBR membrane cisterna, and partial shower nozzle subassembly is located MBR membrane group below, one end in the branch pipe is sealed, and the fixed plate that is provided with of the other end, the blind end fixed mounting of fixed plate and branch pipe has the connecting rod, install fan blade group on the connecting rod, shower nozzle subassembly and fan blade group are located same vertical central line, and one-to-one, fan blade group includes wheel hub and flabellum, flabellum fixed mounting is on wheel hub, wheel hub rotates and installs on the connecting rod, first through-hole has been seted up in the position that the flabellum corresponds on the branch pipe, shower nozzle subassembly and first through-hole intercommunication, the wall thickness of flabellum is greater than the diameter of first through-hole, adjacent two the position of flabell.
2. The low-energy-consumption integrated MBR sewage treatment device according to claim 1, characterized in that: the shower nozzle subassembly includes first sleeve, second sleeve and third sleeve, first sleeve installation is fixed on the branch pipe to communicate with first through-hole, fixed mounting has the fixed disk on the first sleeve, the second through-hole has been seted up at the center of fixed disk, the slip post has been cup jointed in the second through-hole, the upper end fixed mounting of slip post has the stopper, a plurality of fumaroles have been seted up on the fixed disk, the diameter of stopper is less than the diameter of fixed disk, the diameter of slip post is less than first telescopic internal diameter, the length size of slip post is greater than first telescopic length, the thread groove has been seted up on the first sleeve, fixed mounting has the screw thread post on the second sleeve, the third through-hole has been seted up at the top center of second sleeve.
3. The low-energy-consumption integrated MBR sewage treatment device according to claim 2, characterized in that: and a second sealing sleeve is fixedly arranged on the inner wall of the third through hole, and a third sealing sleeve is fixedly arranged on the limiting block.
4. The low-energy-consumption integrated MBR sewage treatment device according to claim 3, characterized in that: the outer wall of the top end of the second sleeve is provided with an external thread, the inner wall of the third sleeve is provided with a corresponding internal thread, and the top of the third sleeve is provided with a plurality of micropores.
5. The low-energy-consumption integrated MBR sewage treatment device according to claim 4, characterized in that: the bearing is installed between wheel hub and the connecting rod, wheel hub fixed mounting is on the outer lane of bearing.
6. The low-energy-consumption integrated MBR sewage treatment device according to claim 5, characterized in that: the tail end of the sliding column is an inclined plane.
7. The low-energy-consumption integrated MBR sewage treatment device according to claim 6, characterized in that: pretreatment mechanism includes installation shell, first swash plate, second swash plate and third swash plate, the mounting groove has been seted up to one side of installation shell, the joint has the shrouding in the mounting groove, fixed mounting has the handle on the shrouding, first swash plate fixed mounting is in installation shell one side, second swash plate fixed mounting is at the opposite side of installation shell, and has certain clearance between first swash plate and the second swash plate, third swash plate fixed mounting is in same one side of first swash plate, have certain clearance between third swash plate and the second swash plate.
8. The low-energy-consumption integrated MBR sewage treatment device according to claim 7, characterized in that: the first inclined plate is provided with a second through groove, the third inclined plate is provided with a third through groove, the second through groove and the third through groove are positioned on the same vertical central line, the second through groove is in a step shape, a first clamping plate is arranged in the second through groove, a second clamping plate is arranged in the third through groove, first lifting rods are arranged on the first clamping plate and the second clamping plate respectively, a clamping piece is fixedly arranged below the third through groove on the first lifting rod, a first blind hole and a second blind hole are arranged on the clamping piece, a first spring and a first clamping column are arranged in the first blind hole, one end of the first spring is fixedly connected to the bottom of the first blind hole, the other end of the first spring is fixedly connected to the first clamping column, the tail end of the first clamping column is an inclined plane, a second spring and a second clamping column are arranged in the second blind hole, one end of the second spring is fixedly connected with the bottom of the second blind hole, the other end of the lifting rod is fixedly connected to the second clamping column, a fourth through groove is formed in the second inclined plate and is in a ladder shape, a third clamping plate is installed in the fourth through groove, a second lifting rod is fixedly installed on the third clamping plate, and a threaded cylinder is screwed between the first lifting rod and the second lifting rod.
9. The low-energy-consumption integrated MBR sewage treatment device according to claim 8, characterized in that: first seal covers are fixedly arranged on the first clamping plate and the third clamping plate.
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| CN202011188624.2A CN112408596B (en) | 2020-10-30 | 2020-10-30 | Low-energy-consumption integrated MBR sewage treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113213698A (en) * | 2021-04-20 | 2021-08-06 | 南京益德清环保科技有限公司 | Deep oxidation method and device for medical wastewater |
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| CN112408596B (en) | 2023-04-28 |
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