CN114230004B - External anaerobic MBR technical device for wastewater treatment - Google Patents
External anaerobic MBR technical device for wastewater treatment Download PDFInfo
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- CN114230004B CN114230004B CN202111635118.8A CN202111635118A CN114230004B CN 114230004 B CN114230004 B CN 114230004B CN 202111635118 A CN202111635118 A CN 202111635118A CN 114230004 B CN114230004 B CN 114230004B
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- aeration
- oxygen
- wastewater treatment
- pipe
- sewage
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 77
- 238000005273 aeration Methods 0.000 claims abstract description 113
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 95
- 239000001301 oxygen Substances 0.000 claims abstract description 95
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 95
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 230000005540 biological transmission Effects 0.000 claims abstract description 70
- 239000010865 sewage Substances 0.000 claims abstract description 60
- 239000012528 membrane Substances 0.000 claims abstract description 53
- 239000002351 wastewater Substances 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 239000007921 spray Substances 0.000 claims description 40
- 238000010009 beating Methods 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims 1
- 230000002829 reductive effect Effects 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 3
- 238000009713 electroplating Methods 0.000 description 6
- 238000001223 reverse osmosis Methods 0.000 description 5
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000002147 killing effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 108010025899 gelatin film Proteins 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 238000002640 oxygen therapy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
Classifications
-
- 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
- C02F3/28—Anaerobic digestion processes
- C02F3/2853—Anaerobic digestion processes using anaerobic membrane bioreactors
-
- 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
- C02F3/28—Anaerobic digestion processes
- C02F3/2866—Particular arrangements for anaerobic reactors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention provides an external anaerobic MBR technical device for wastewater treatment, which comprises a wastewater treatment shell, a wastewater treatment tank, an MBR membrane frame and an MBR membrane, wherein the wastewater treatment tank is arranged at an opening in the wastewater treatment shell, the MBR membrane frame is fixedly arranged in the wastewater treatment tank, the MBR membrane is arranged in the MBR membrane frame, and a wastewater conveying transmission mechanism and an oxygen aeration mechanism are arranged in the wastewater treatment shell. Be equipped with runner through the sewer pipe and drive follow-up aeration machine and supplementary water purification mechanism, the effectual use of saving the electric energy source, and then reduced this external waste water treatment anaerobic MBR technical device's cost budget, make this kind of external waste water treatment anaerobic MBR technical device more popular, mix sewage and oxygen even through rotatory aeration shower nozzle and the tangential head that can refine sewage, and then effectually kill the anaerobe in the sewage, more rapid has purified sewage.
Description
Technical Field
The invention relates to the technical field of operations, in particular to an external anaerobic MBR (membrane bioreactor) technical device for wastewater treatment.
Background
In the field of sewage treatment and water resource recycling, MBR is also called a membrane bioreactor, is a novel water treatment technology combined by a membrane separation unit and a biological treatment unit, and can be divided into a flat membrane, a tubular membrane, a hollow fiber membrane and the like according to the membrane structure, and can be divided into a microfiltration membrane, an ultrafiltration membrane, a nanofiltration membrane, a reverse osmosis membrane and the like according to the membrane aperture;
and anaerobic MBR technology refers to technology for killing anaerobic bacteria in water during sewage treatment.
When the traditional anaerobic MBR technical means is used for aeration, the mixing uniformity degree of gas and water is insufficient, so that the killing speed and efficiency of anaerobic bacteria are reduced, the treatment time of wastewater is prolonged, the traditional anaerobic MBR technical means needs to be independently used for gas supply when aeration is carried out, the electric energy source is wasted, the cost of purifying sewage is increased, and finally the MBR membrane of the traditional anaerobic MBR technical means is always in a static state, the sewage purifying efficiency is low, and the purifying speed is low.
Based on the above description and in combination with the device discovery in the prior art, the present design is designed to address the above problems, and a anaerobic MBR technical device with reasonable structure and good functionality is designed to improve practicality.
Disclosure of Invention
The invention aims to provide an external anaerobic MBR technical device for wastewater treatment, which is used for solving the problems that when a workpiece enters the next electroplating bath, the electroplating liquid in the last electroplating bath provided in the background art is insufficient in electroplating quality, so that the electroplating liquid on the workpiece needs to be cleaned, when the workpiece is cleaned, water resources are excessively wasted by using a soaking type cleaning mode, meanwhile, the electroplating liquid is not cleaned cleanly due to the soaking type design, and the workpiece is inconvenient and continuous when passing through the device.
The invention discloses an external anaerobic MBR technical device for wastewater treatment, which aims at achieving the following specific technical means: the utility model provides an external anaerobic MBR technical device of waste water treatment, this external anaerobic MBR technical device of waste water treatment includes waste water treatment shell, waste water treatment groove, MBR membrane frame, MBR membrane, waste water treatment shell inside opening is provided with the waste water treatment groove, waste water treatment inslot fixed mounting has the MBR membrane frame, the inside MBR membrane that is provided with of MBR membrane frame, waste water treatment shell inside is provided with waste water transportation drive mechanism and oxygen aeration mechanism.
Further, the waste water conveying transmission mechanism comprises: the sewage pump, the sewage pipe, the rotating wheel, the transmission seat and the gear disc;
The sewage pump is fixedly arranged at a position, close to one side of the wastewater treatment tank, of the inner cavity of the wastewater treatment shell, and is connected with an external sewage pipeline, a sewage pipe is fixedly arranged at the other side of the sewage pump, and the sewage pipe extends into the wastewater treatment tank.
Further, the inside runner that rotates of sewage pipe is installed, runner one side fixed mounting has the drive seat, and the drive seat extends to the sewage pipe outside and is connected with the sealed rotation of sewage pipe, the gear dish is installed in the position rotation of sewage treatment shell one side inner chamber below being close to the drive seat, and the gear dish passes through chain drive with the drive seat and be connected.
Further, the oxygen aeration mechanism includes: the device comprises an eccentric gear disc, a transmission rod, a piston head, an oxygen pipe, an anti-reverse plug, an oxygen inlet, a support plate opening, an aeration pipe, an aeration head, a rotary aeration spray head, an air inlet, a transmission gear disc A, an aeration branch pipe, a bevel gear, a motor, a transmission gear disc B, a gear pump, a water guide gear disc, an oxygen mixing water channel, a water cutting port and a water cutting head;
an eccentric gear disc is rotatably arranged at a position, close to the lower part of the gear disc, of the inner cavity of the wastewater treatment shell, and the eccentric gear disc is meshed with the gear disc, the transmission rod is rotatably arranged on one side of the eccentric gear disc, the transmission rod is arranged in two sections, and a piston head is fixedly arranged on one side of a second section of the transmission rod.
Further, an oxygen pipe is fixedly arranged on one side of the wastewater treatment shell and connected with an external oxygen tank pipeline, an anti-reverse oxygen injection pipe is fixedly arranged on one side, close to the oxygen pipe, of the lower position of the eccentric gear disc, of the wastewater treatment shell, the anti-reverse oxygen injection pipe is connected with the oxygen pipe pipeline, and a piston head is arranged in the anti-reverse oxygen injection pipe;
The anti-reverse oxygen beating pipe is characterized in that a support plate is fixedly arranged on one side of the bottom of the anti-reverse oxygen beating pipe, a support plate opening is formed in an opening on one side of the center of the support plate, an anti-reverse plug is elastically arranged at the top of the opening of the support plate through a spring, the anti-reverse plug is matched with the anti-reverse oxygen beating pipe, and oxygen inlets are formed in openings on two sides of the anti-reverse plug.
Further, the aeration pipe is fixedly arranged at the position, close to the lower part of the reverse-preventing oxygen beating pipe, of the inner cavity of the wastewater treatment shell, the aeration pipe is connected with the opening pipeline of the support plate, the aeration pipe extends to the position, close to the lower part of the MBR membrane frame, of the wastewater treatment tank, the aeration head is fixedly arranged at the position, close to the lower part of the MBR membrane, of one side of the aeration pipe, and the number of the aeration heads is a plurality of.
Further, the rotary aeration spray heads are installed in the aeration heads in a sealing and rotating mode, air inlets are formed in openings in the bottoms of the rotary aeration spray heads, aeration branch pipes are fixedly installed on two sides of the tops of the rotary aeration spray heads, the number of the aeration branch pipes is a plurality, and the aeration branch pipes are irregularly arranged on two sides of the rotary aeration spray heads in a ring mode;
The rotary aeration spray head comprises a rotary aeration spray head, wherein a transmission gear plate A is fixedly arranged on one side of the rotary aeration spray head, a motor is fixedly arranged on one side of an inner cavity of the aeration spray head, which is close to the rotary aeration spray head, a transmission gear plate B is connected to one side of the motor through an output shaft, the transmission gear plate B is meshed with the transmission gear plate A, and a bevel gear is fixedly arranged on one side of the rotary aeration spray head, which is close to the upper position of the transmission gear plate A.
Furthermore, gear pumps are fixedly arranged in the inner cavities at two sides of the aeration head, a water guide gear disc is rotatably arranged in the gear pump, and the water guide gear disc is in transmission connection with the bevel gear through a bevel gear;
The aeration head inner cavity is provided with an oxygen mixing water channel close to a position opening on one side of a water outlet of the gear pump, a water cutting port is formed in one side of the oxygen mixing water channel, the number of the water cutting ports is a plurality of, the water cutting ports are trapezoidal, water cutting heads are fixedly arranged on the upper side and the lower side of the water cutting ports, a plurality of sixty-degree inclined water holes are formed in the water cutting heads, and a water flowing gap between the upper side and the lower side of the water cutting heads and the oxygen mixing water channel is two-point five-millimeter.
Compared with the existing structure, the invention has the following beneficial effects:
1. The sewage pipe is provided with the rotating wheel to drive the subsequent aeration mechanism and the auxiliary water purifying mechanism, so that the use of electric energy is effectively saved, the cost budget of the external anaerobic MBR technical device for wastewater treatment is further reduced, and the external anaerobic MBR technical device for wastewater treatment is more popularized;
2. The sewage and oxygen are uniformly mixed through the rotary aeration spray head capable of refining the sewage and the water cutting head capable of effectively killing anaerobic bacteria in the sewage, so that the sewage is purified more rapidly, and the efficiency of the external anaerobic MBR technical device for wastewater treatment is effectively improved;
3. The rocker is driven by the gear disc to shake the MBR membrane, so that the MBR membrane purifies sewage when shaking, the degree of accumulation of impurities on the MBR membrane in the sewage is reduced, the MBR membrane is enabled to purify the sewage more rapidly and rapidly, and the practicability of the anaerobic MBR technical device for the external wastewater treatment is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3 at C in accordance with the present invention;
FIG. 5 is a schematic view of the internal structure of the gear pump of the present invention;
fig. 6 is a schematic view of a three-dimensional structure of a water cutting port of the present invention.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a wastewater treatment housing; 101. a wastewater treatment tank; 2. a sewage pump; 201. a sewage pipe; 3. a rotating wheel; 301. a transmission seat; 4. MBR membrane frame; 401. an MBR membrane; 5. a gear plate; 501. a push rod; 6. a rocker; 601. sealing the silica gel film; 602. a return spring; 7. an eccentric gear plate; 701. a transmission rod; 702. a piston head; 8. an oxygen pipe; 801. an anti-reverse oxygen-beating tube; 9. an anti-reverse plug; 901. an oxygen inlet; 10. a support plate; 1001. a support plate opening; 11. an aeration pipe; 1101. an aeration head; 12. rotating the aeration spray head; 1201. an air inlet; 1202. a transmission gear plate A; 1203. an aeration branch pipe; 1204. a bevel gear; 13. a motor; 1301. a transmission gear plate B; 14. a gear pump; 1401. a water guiding gear disc; 15. an oxygen mixing water channel; 1501. cutting a water gap; 1502. and (5) cutting a water head.
Detailed Description
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Embodiment one:
as shown in fig. 1 to 6:
The invention provides an external anaerobic MBR (membrane bioreactor) technical device for wastewater treatment, which comprises a wastewater treatment shell 1, a wastewater treatment tank 101, an MBR membrane frame 4 and an MBR membrane 401, wherein the wastewater treatment tank 101 is arranged at an opening in the wastewater treatment shell 1, the MBR membrane frame 4 is fixedly arranged in the wastewater treatment tank 101, the MBR membrane 401 is arranged in the MBR membrane frame 4, and a wastewater conveying transmission mechanism and an oxygen aeration mechanism are arranged in the wastewater treatment shell 1.
Wherein, waste water carries drive mechanism includes: a sewage pump 2, a sewage pipe 201, a rotating wheel 3, a transmission seat 301 and a gear disk 5;
The sewage pump 2 is fixedly arranged at a position, close to one side of the wastewater treatment tank 101, of the inner cavity of the wastewater treatment shell 1, the sewage pump 2 is connected with an external sewage pipeline, the other side of the sewage pump 2 is fixedly provided with the sewage pipe 201, the sewage pipe 201 extends into the wastewater treatment tank 101, and a worker starts the sewage pump 2 to suck external sewage into the wastewater treatment tank 101 through the sewage pipe 201 for wastewater treatment.
Wherein, the inside rotation of sewer pipe 201 installs runner 3, and runner 3 one side fixed mounting has transmission seat 301, and transmission seat 301 extends to the outside of sewer pipe 201 and be connected with the sealed rotation of sewer pipe 201, and the inner chamber of sewage treatment shell 1 one side is close to transmission seat 301 below and rotates and install toothed disc 5, and toothed disc 5 passes through chain drive with transmission seat 301 and be connected, and sewage can drive runner 3 and rotate when flowing through sewer pipe 201, and runner 3 drives outside transmission seat 301 and takes place to rotate when rotating, and transmission seat 301 drives toothed disc 5 rotation through the drive chain when rotating.
Wherein, oxygen aeration mechanism includes: eccentric gear disc 7, transmission rod 701, piston head 702, oxygen pipe 8, reverse-preventing oxygen pipe 801, reverse-preventing plug 9, oxygen inlet 901, support plate 10, support plate opening 1001, aeration pipe 11, aeration head 1101, rotary aeration nozzle 12, air inlet 1201, transmission gear disc A1202, aeration branch pipe 1203, bevel gear 1204, motor 13, transmission gear disc B1301, gear pump 14, water guiding gear disc 1401, oxygen mixing water channel 15, water cutting port 1501 and water cutting head 1502;
The inner cavity of the wastewater treatment shell 1 is close to the lower position of the gear disc 5, an eccentric gear disc 7 is rotatably arranged, the eccentric gear disc 7 is meshed with the gear disc 5, a transmission rod 701 is rotatably arranged on one side of the eccentric gear disc 7, the transmission rod 701 is in two-section arrangement, a piston head 702 is fixedly arranged on one side of a second section of the transmission rod 701, the gear disc 5 rotates by biting the eccentric gear disc 7 through teeth during rotation, and the eccentric gear disc 7 drives the piston head 702 on one side of the transmission rod 701 to perform piston movement.
Wherein, an oxygen pipe 8 is fixedly arranged on one side of the wastewater treatment shell 1, the oxygen pipe 8 is connected with an external oxygen tank pipeline, an anti-reverse oxygen pipe 801 is fixedly arranged on one side of the wastewater treatment shell 1, which is close to the oxygen pipe 8, below the eccentric gear disc 7, and the anti-reverse oxygen pipe 801 is connected with the oxygen pipe 8 pipeline, and a piston head 702 is arranged in the anti-reverse oxygen pipe 801;
the support plate 10 is fixedly arranged on one side of the bottom of the anti-reverse-beating oxygen pipe 801, the support plate opening 1001 is arranged on one side of the center of the support plate 10, the anti-reverse-beating plug 9 is elastically arranged at the top of the support plate opening 1001 through a spring, the anti-reverse-beating plug 9 and the anti-reverse-beating oxygen pipe 801 are in fit arrangement, oxygen inlets 901 are formed in two sides of the anti-reverse-beating plug 9, when a piston in the anti-reverse-beating oxygen pipe 801 moves downwards, oxygen in the pressure oxygen pipe 8 presses down the anti-reverse-beating plug 9, the oxygen enters the bottom of the anti-reverse-beating oxygen pipe 801 through the oxygen inlets 901 in two sides of the anti-reverse-beating plug 9, then flows out through the support plate opening 1001 on one side of the support plate 10, and when the piston head 702 moves upwards in the anti-reverse-beating oxygen pipe 801, the anti-beating oxygen pipe 801 is blocked by the spring to prevent the reverse-beating oxygen from flowing backwards.
Wherein, waste water treatment shell 1 inner chamber is close to the anti-oxygen therapy pipe 801 below position fixed mounting and has aeration pipe 11, and aeration pipe 11 and extension of aeration pipe 11 to waste water treatment tank 101 is close to MBR membrane frame 4 below position, and aeration pipe 11 one side is close to MBR membrane 401 below position fixed mounting has aeration head 1101, and aeration head 1101 quantity is a plurality of, and the oxygen that flows from extension of support opening 1001 gets into in a plurality of aeration heads 1101 through aeration pipe 11.
Wherein, the rotary aeration spray head 12 is installed in the aeration head 1101 in a sealed and rotating way, the air inlet 1201 is arranged at the bottom opening of the rotary aeration spray head 12, the aeration branch pipes 1203 are fixedly installed at the two sides of the top of the rotary aeration spray head 12, the number of the aeration branch pipes 1203 is a plurality, and the aeration branch pipes 1203 are irregularly arranged at the two sides of the rotary aeration spray head 12 in a ring shape;
The rotary aeration spray head 12 is fixedly provided with a transmission gear plate A1202 on one side, a motor 13 is fixedly arranged on one side, close to the rotary aeration spray head 12, of an inner cavity of the aeration spray head 1101, a transmission gear plate B1301 is connected to one side of the motor 13 through an output shaft, the transmission gear plate B1301 is meshed with the transmission gear plate A1202, a bevel gear 1204 is fixedly arranged on one side, close to the upper position of the transmission gear plate A1202, of the rotary aeration spray head 12, at the moment, a worker starts the motor 13 inside the aeration spray head 1101, the motor 13 rotates the transmission gear plate B1301, the rotary aeration spray head 12 rotates through the transmission gear plate A1202 meshed with the transmission gear plate B1301, oxygen enters the rotary aeration spray head 12 through an air inlet 1201, and then flows out of a plurality of aeration branch pipes 1203 at the top of the rotary aeration spray head 12 rotating at a high speed.
Wherein, gear pumps 14 are fixedly arranged in the inner cavities at two sides of the aeration head 1101, a water guide gear disc 1401 is rotatably arranged in the gear pumps 14, and the water guide gear disc 1401 is in transmission connection with a bevel gear 1204 through a bevel gear;
The aeration head 1101 inner cavity is provided with a mixed oxygen water channel 15 near the position opening of the water outlet side of the gear pump 14, one side of the mixed oxygen water channel 15 is provided with a plurality of water cutting ports 1501, the water cutting ports 1501 are arranged in a trapezoid mode, the upper side and the lower side of the water cutting ports 1501 are fixedly provided with water cutting heads 1502, a plurality of sixty-degree inclined water cutting holes are formed in the water cutting heads 1502, a water flowing gap between the upper side and the lower side of the water cutting heads 1502 and the mixed oxygen water channel 15 is two-point five-millimeter, meanwhile, the rotary aeration spray head 12 rotates to enable the gear pump 14 on the two sides of the inner cavity of the aeration head 1101 to work through the bevel gear 1204, external waste water is pumped into the mixed oxygen water channel 15 through the gear pump 14, after the waste water enters the mixed oxygen water channel 15, the flow velocity of the waste water is accelerated through the water cutting heads 1502 on the upper side and the lower side of the water cutting ports 1501, the small water flowing gap enables high-speed waste water to collide on the water cutting holes of sixty-degree inclined angles, and further the water flow is split into a plurality of scattered water drops to be mixed with oxygen sprayed inside the aeration branch pipes 1203, and accordingly anaerobic in the dead water is better.
Wherein, sewage pump 2, motor 13 all are connected with external power switch electricity.
Embodiment two: the invention also includes an MBR membrane assisted water purification mechanism, which comprises: the push rod 501, the rocker 6, the sealing silica gel film 601 and the reset spring 602;
The inner cavity of the waste water treatment shell 1 is close to the two sides of the waste water treatment tank 101 and is slidably provided with the rocking bars 6, the rocking bars 6 are fixedly connected with the MBR membrane 401, the sealing silica gel membrane 601 is fixedly arranged at the joint between the two sides of the rocking bars 6 and the inner wall of the waste water treatment tank 101, the reset spring 602 is fixedly arranged at the inner cavity of the other side of the waste water treatment shell 1 and is fixedly connected with the rocking bars 6, the push rods 501 are fixedly arranged on one side of the gear disc 5, the push rods 501 are in contact with rollers on one side of the rocking bars 6, the rocking bars 6 are pushed to slide towards the other side of the waste water treatment tank 101 through the push rods 501 while the gear disc 5 rotates, and when the push rods 501 rotate the rocking bars 6, the reset springs 602 rebound the rocking bars 6 to reset, so that the rocking bars 6 reciprocate to swing to drive the MBR membrane 401 to shake, and the waste water is filtered and purified better.
Specific use and action of the embodiment:
In the invention, firstly, the integrity of the device function is ensured, staff starts the sewage pump 2 to pump external sewage into the waste water treatment tank 101 through the sewage pipe 201, the MBR membrane frame 4 in the MBR membrane frame 4 carries out purification treatment on the waste water, the sewage flows through the sewage pipe 201 and drives the rotating wheel 3 to rotate, the rotating wheel 3 drives the external transmission seat 301 to rotate when rotating, the transmission seat 301 drives the gear disc 5 to rotate through the transmission chain when rotating, the gear disc 5 bites the eccentric gear disc 7 through teeth to rotate, the eccentric gear disc 7 drives the piston head 702 at one side of the transmission rod 701 to do piston movement in the anti-reverse osmosis pipe 801, when the piston head 702 does piston movement downwards in the anti-reverse osmosis pipe 801, oxygen in the anti-reverse osmosis pipe 8 is pressed down by pressing the anti-reverse plug 9, and the oxygen enters the bottom of the anti-reverse osmosis pipe 801 through the oxygen inlet 901 at two sides of the anti-reverse plug 9, then flows out through the support plate opening 1001 at one side of the support plate 10, when the piston head 702 moves upwards in the reverse-flow preventing oxygen pipe 801, the reverse-flow preventing plug 9 is sprung by the spring to block the reverse-flow preventing oxygen pipe 801 to prevent the oxygen from leaking reversely, the oxygen flowing out of the support plate opening 1001 enters a plurality of aeration heads 1101 through the aeration pipe 11, at the moment, a worker starts the motor 13 in the aeration heads 1101, the motor 13 rotates the transmission gear plate B1301 to rotate the rotary aeration spray head 12 through the transmission gear plate A1202 meshed with the transmission gear plate B1301, the oxygen enters the rotary aeration spray head 12 through the air inlet 1201, then flows out through a plurality of aeration branch pipes 1203 at the top of the rotary aeration spray head 12 rotating at a high speed, the rotary aeration spray head 12 simultaneously enables the gear pumps 14 at two sides of the inner cavity of the aeration heads 1101 to work through the bevel gears 1204, the external wastewater is pumped into the oxygen mixing water channel 15 through the gear pump 14, the wastewater enters the oxygen mixing water channel 15 and is sprayed out through the water cutting heads 1502 on the upper side and the lower side of the water cutting port 1501, the flow velocity of the wastewater is accelerated by the small water flowing gaps, the high-speed wastewater is impacted on the water cutting holes with the angle of sixty degrees, the inclined water cutting holes promote the water flow to be split into a plurality of small water drops with high speed impact, meanwhile, the rotating aeration spray head 12 rotates to form an irregularly arranged aeration branch pipe 1203 in the rotating process, the oxygen is quickly split into a plurality of small oxygen bubbles, the small oxygen bubbles and the small water drops with the impact are mutually impacted and mixed, the small oxygen bubbles and the small water drops with the impact are fully doped together, so that anaerobic bacteria in the wastewater can be killed better, meanwhile, the gear disc 5 pushes the rocking bar 6 to slide towards the other side of the wastewater treatment tank 101 through the push rod 501, and after the push rod 501 rotates to the rocking bar 6, the reset spring 602 can rebound the rocking bar 6 to reset, and further enable the rocking bar 6 to swing to drive the MBR membrane 401 to swing, and filter the wastewater better.
In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and other elements within the spirit and principles of the present invention are intended to be included in the scope of the present invention.
Claims (1)
1. An external anaerobic MBR technical device for wastewater treatment, which is characterized in that: the external anaerobic MBR technical device for wastewater treatment comprises a wastewater treatment shell (1), a wastewater treatment tank (101), an MBR membrane frame (4) and an MBR membrane (401), wherein the wastewater treatment tank (101) is arranged at an inner opening of the wastewater treatment shell (1), the MBR membrane frame (4) is fixedly arranged in the wastewater treatment tank (101), the MBR membrane (401) is arranged in the MBR membrane frame (4), and a wastewater conveying transmission mechanism and an oxygen aeration mechanism are arranged in the wastewater treatment shell (1);
The waste water conveying transmission mechanism comprises: a sewage pump (2), a sewage pipe (201), a rotating wheel (3), a transmission seat (301) and a gear disc (5);
A sewage pump (2) is fixedly arranged at a position, close to one side of the wastewater treatment tank (101), of the inner cavity of the wastewater treatment shell (1), the sewage pump (2) is connected with an external sewage pipeline, a sewage pipe (201) is fixedly arranged at the other side of the sewage pump (2), and the sewage pipe (201) extends into the wastewater treatment tank (101);
The sewage treatment device is characterized in that a rotating wheel (3) is rotatably arranged in the sewage pipe (201), a transmission seat (301) is fixedly arranged on one side of the rotating wheel (3), the transmission seat (301) extends to the outside of the sewage pipe (201) and is in sealing and rotating connection with the sewage pipe (201), a gear disc (5) is rotatably arranged in an inner cavity of one side of the wastewater treatment shell (1) close to the lower position of the transmission seat (301), and the gear disc (5) is in transmission connection with the transmission seat (301) through a chain;
The oxygen aeration mechanism comprises: eccentric gear disc (7), transmission rod (701), piston head (702), oxygen pipe (8), reverse-beating oxygen pipe (801), reverse-beating prevention plug (9), oxygen inlet (901), support plate (10), support plate opening (1001), aeration pipe (11), aeration head (1101), rotary aeration spray head (12), air inlet (1201), transmission gear disc A (1202), aeration branch pipe (1203), bevel gear (1204), motor (13), transmission gear disc B (1301), gear pump (14), water guiding gear disc (1401), oxygen mixing water channel (15), water cutting port (1501) and water cutting head (1502);
An eccentric gear disc (7) is rotatably arranged at a position, close to the lower part of the gear disc (5), of the inner cavity of the wastewater treatment shell (1), the eccentric gear disc (7) is meshed with the gear disc (5), a transmission rod (701) is rotatably arranged at one side of the eccentric gear disc (7), the transmission rod (701) is arranged in two sections, and a piston head (702) is fixedly arranged at one side of a second section of the transmission rod (701);
An oxygen pipe (8) is fixedly arranged on one side of the wastewater treatment shell (1), the oxygen pipe (8) is connected with an external oxygen tank pipeline, an anti-reverse oxygen pipe (801) is fixedly arranged at one side, close to the oxygen pipe (8), of the wastewater treatment shell (1) below the eccentric gear disc (7), the anti-reverse oxygen pipe (801) is connected with the oxygen pipe (8) pipeline, and a piston head (702) is arranged inside the anti-reverse oxygen pipe (801);
a support plate (10) is fixedly arranged on one side of the bottom of the anti-reverse oxygen beating tube (801), a support plate opening (1001) is formed in an opening on one side of the center of the support plate (10), an anti-reverse plug (9) is elastically arranged at the top of the support plate opening (1001) through a spring, the anti-reverse plug (9) is matched with the anti-reverse oxygen beating tube (801), and oxygen inlets (901) are formed in two sides of the anti-reverse plug (9) in an opening mode;
An aeration pipe (11) is fixedly arranged at the position, close to the lower part of the anti-reverse oxygen beating pipe (801), of the inner cavity of the wastewater treatment shell (1), the aeration pipe (11) is connected with a support plate opening (1001) in a pipeline manner, the aeration pipe (11) extends to the position, close to the lower part of the MBR membrane frame (4), of the wastewater treatment tank (101), aeration heads (1101) are fixedly arranged at the position, close to the lower part of the MBR membrane (401), of one side of the aeration pipe (11), and the number of the aeration heads (1101) is a plurality of;
The rotary aeration device is characterized in that a rotary aeration spray head (12) is installed in the aeration head (1101) in a sealing and rotating mode, an air inlet (1201) is formed in an opening at the bottom of the rotary aeration spray head (12), aeration branch pipes (1203) are fixedly installed on two sides of the top of the rotary aeration spray head (12), the number of the aeration branch pipes (1203) is a plurality, and the aeration branch pipes (1203) are irregularly arranged on two sides of the rotary aeration spray head (12) in a ring shape;
A transmission gear plate A (1202) is fixedly arranged on one side of the rotary aeration spray head (12), a motor (13) is fixedly arranged on one side, close to the rotary aeration spray head (12), of an inner cavity of the aeration spray head (1101), a transmission gear plate B (1301) is connected to one side of the motor (13) through an output shaft, the transmission gear plate B (1301) is meshed with the transmission gear plate A (1202), and a bevel gear (1204) is fixedly arranged on one side, close to the upper position of the transmission gear plate A (1202), of the rotary aeration spray head (12);
Gear pumps (14) are fixedly arranged in the inner cavities at two sides of the aeration head (1101), a water guide gear disc (1401) is rotatably arranged in the gear pumps (14), and the water guide gear disc (1401) is in transmission connection with a bevel gear (1204) through a bevel gear;
An oxygen mixing water channel (15) is arranged at the position of the inner cavity of the aeration head (1101) close to the water outlet of the gear pump (14), a water cutting port (1501) is arranged at one side of the oxygen mixing water channel (15), the number of the water cutting ports (1501) is a plurality, the water cutting ports (1501) are arranged in a trapezoid, the upper side and the lower side of the water cutting port (1501) are fixedly provided with water cutting heads (1502), a plurality of sixty-degree inclined water cutting holes are formed in the water cutting heads (1502), and a water flowing gap between the upper side and the lower side of the water cutting heads (1502) and the oxygen mixing water channel (15) is two-point five-millimeter.
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| CN202111635118.8A CN114230004B (en) | 2021-12-29 | 2021-12-29 | External anaerobic MBR technical device for wastewater treatment |
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| CN214495890U (en) * | 2021-01-18 | 2021-10-26 | 荥经县昊月养殖有限公司 | Aeration equipment based on rotation type shower nozzle |
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| JPS562891A (en) * | 1979-06-23 | 1981-01-13 | Serupoole Kogyo Kk | Air spraying apparatus |
| CN109319966A (en) * | 2018-11-02 | 2019-02-12 | 王振海 | A kind of auto parts production sewage multi-stage treatment units |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106745861A (en) * | 2016-12-09 | 2017-05-31 | 亚太水处理(天长)有限公司 | A kind of many executing agency's aeration device for treating sewage |
| CN112661342A (en) * | 2019-10-15 | 2021-04-16 | 龙岩市瑞泽环保科技有限公司 | MBR sewage treatment system of degree of depth nitrogen and phosphorus removal |
| CN110810321A (en) * | 2019-12-06 | 2020-02-21 | 袁金凤 | Oxygen supply device for aquatic product culture |
| CN214495890U (en) * | 2021-01-18 | 2021-10-26 | 荥经县昊月养殖有限公司 | Aeration equipment based on rotation type shower nozzle |
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