CN208265852U - A kind of sewage disposal device based on membrane biological reaction - Google Patents
A kind of sewage disposal device based on membrane biological reaction Download PDFInfo
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- CN208265852U CN208265852U CN201820466866.5U CN201820466866U CN208265852U CN 208265852 U CN208265852 U CN 208265852U CN 201820466866 U CN201820466866 U CN 201820466866U CN 208265852 U CN208265852 U CN 208265852U
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Abstract
The utility model relates to a kind of sewage disposal devices based on membrane biological reaction, the first exhaust network arranged along the vertical direction by more exhaust pipes is equipped with by the inner sidewall in membrane biological reaction pond, bottom of pond in membrane biological reaction pond is equipped with the second exhaust network arranged in the horizontal direction by more exhaust pipes, when air blower is dried to evacuation network, aeration plate on second exhaust network projects air-flow by it and pushes away sewage from the bottom up, and the side wall jet of the aeration plate alignment membrane separation assemblies of first exhaust network, sewage is stirred to flow through the everywhere of membrane separation assemblies in all directions in entire aeration process, realize that sewage comes into full contact with membrane separation assemblies, ensure waste water control effect.
Description
Technical field
The utility model relates to a kind of sewage disposal devices based on membrane biological reaction.
Background technique
Membrane bioreactor (MBR) is a kind of novel water process skill combined by film separation unit with biological processing unit
Art, waste water processes, which include sewage, flows into conditioning tank through pre- 1-2mm grid of crossing, and carries out sludge settling to regulating water quality,
Sewage in conditioning tank is elevated pump and is delivered to MBR system, the decomposition abatement of microorganism is realized in MBR system, wherein MBR system
System is mainly made of anoxic pond and membrane biological reaction pond, and in MBR system, the impurity and activated sludge envelope that cannot be degraded are raw
It is stayed in pond after membrane separation assemblies separation in object reaction tank, and the water then reuse or discharge up to standard that membrane separation assemblies filtering generates
To the external world, in whole process, the exposure level of sewage and touching membrane separation assemblies be the key that determine biodegradable effect quality because
Element.In order to enhance sewage and touch the exposure level of membrane separation assemblies, membrane biological reaction pond can generally add aerator, on the one hand expose
Gas device can be to oxygen be increased to promote the microorganism decomposition on membrane separation assemblies in pond, another aspect aerator can push pond
In sewage contacted with membrane separation assemblies.However the aerator in existing membrane biological reaction pond is only set to the lower section pond of membrane separation assemblies
The sewage of bottom of pond is only pushed to Chi Ding by bottom along the vertical direction, effect of the fibre bundle in membrane separation assemblies in vertical water flow
Lower setting and the micro- pendulum in left and right, amplitude of fluctuation is little, and not strong with the exposure level of sewage, biodegradable effect is not sufficiently good.
Summary of the invention
The purpose of this utility model is that the sewage sprung up by aeration is allowed to come into full contact with membrane separation assemblies.
In order to achieve the above objectives, the utility model is achieved through the following technical solutions:
A kind of sewage disposal device based on membrane biological reaction is provided, including conditioning tank, anoxic pond, membrane biological reaction pond and
Clear water reserviors, are equipped with for the water inlet of water intaking in conditioning tank and the elevator pump for pushing sewage, the water outlet of the elevator pump
It is connected in anoxic pond via pipeline, the anoxic pond is connected to membrane biological reaction pond, and self-priming is additionally provided in sewage disposal device
Water is pushed into clear water reserviors by pump to draw water from membrane biological reaction pond, and the inner sidewall in membrane biological reaction pond is equipped with by more
The first exhaust network that exhaust pipe arranges along the vertical direction, the bottom of pond in membrane biological reaction pond are equipped with by more exhaust pipes along horizontal
The second exhaust network of direction arrangement is all evenly distributed on first exhaust network and second exhaust network multiple for exhaust
Diaphragm type aeration plate, the membrane separation assemblies in membrane biological reaction pond are suspended in the center of each aeration plate, and each aeration plate
Gas vent towards membrane separation assemblies；Air blower is additionally provided in sewage disposal device to come respectively to first exhaust network and second
Evacuation network is blown.
Wherein, the first exhaust network is covered with the inner sidewall in membrane biological reaction pond to around the membrane separation assemblies.
Wherein, the membrane separation assemblies are equipped at least two, and the center that each membrane separation assemblies are mutually surrounded and surrounded is stayed
There is airspace.
Wherein, the port of drawing water of the self priming pump extends to the upper space of airspace through pipeline.
Wherein, the membrane biological reaction pond is additionally provided with reflux pump, and the water inlet of reflux pump protrudes into membrane biological reaction pond, returns
The water outlet for flowing pump is extended to via water return pipeline above the pond face of anoxic pond, and the water outlet of water return pipeline is fixed with sprinkling
Head.
Wherein, sludge-tank is additionally provided in sewage disposal device, the membrane biological reaction pond is additionally provided with slush pump, slush pump
Mud inlet extends to the bottom of pond in membrane biological reaction pond, and the mud mouth of slush pump is extended to via pipeline above the pond face of sludge-tank.
The utility model has the advantages that
The utility model is equipped with by the inner sidewall in membrane biological reaction pond and is arranged along the vertical direction by more exhaust pipes
First exhaust network, the bottom of pond in membrane biological reaction pond is equipped with the second exhaust arranged in the horizontal direction by more exhaust pipes
Network, when air blower is dried to evacuation network, aeration plate on second exhaust network by its project air-flow by sewage from
Under up push away, and the side wall jet of the aeration plate of first exhaust network alignment membrane separation assemblies, sewage edge in entire aeration process
All directions are stirred to flow through the everywhere of membrane separation assemblies, realize that sewage comes into full contact with membrane separation assemblies, ensure dirty
Water harnessing effect；Additionally due to aeration plate is arranged around membrane separation assemblies, for the volume for reducing entire aerator, by aeration plate
Selecting is diaphragm type, and this aeration disc thickness is thin, little to the occupancy in space after being mounted on evacuation network.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the sewage disposal device of the utility model.
Fig. 2 is the structural schematic diagram in membrane biological reaction pond.
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with the embodiments and attached drawing, the present invention will be further described in detail.It should be appreciated that specific implementation described herein
Example is only used to explain the utility model, is not used to limit the utility model.
See Fig. 1 and Fig. 2, sewage disposal device be from left to right successively arranged conditioning tank 1, anoxic pond 2, membrane biological reaction pond 3,
Sludge-tank 4 and clear water reserviors 5 are equipped in conditioning tank 1 water inlet to obtain sewage from the external world, and wherein the water inlet of conditioning tank 1 is set
There is mechanical grille to stop sundries in water, achievees the effect that filter for the first time.The promotion for pushing sewage is additionally provided in conditioning tank 1
Pump 11, the water outlet of elevator pump 11 is connected in anoxic pond 2 via pipeline, so that the sewage in conditioning tank 1 is pushed to anoxic
Pond 2.It is opened a way between anoxic pond 2 and membrane biological reaction pond 3 by a wall interval, is provided with outlet pass on the wall to realize between two ponds
Connection, in use, sewage first conditioning tank 1 carry out sludge settling after, then by anoxic pond 2 denitrfying agent carry out denitrification take off
Nitrogen is then fed into progress film biological decomposition in membrane biological reaction pond 3.Wherein the inner sidewall in membrane biological reaction pond 3 is equipped with by more
The first exhaust network 34 that root exhaust pipe arranges along the vertical direction, first exhaust network 34 are covered with the inside in membrane biological reaction pond 3
Wall is to around the membrane separation assemblies.Membrane biological reaction pond 3 is equipped with arranged in the horizontal direction by more exhaust pipes
Multiple diaphragm types for exhaust are all evenly distributed on two evacuation networks 35, first exhaust network 34 and second exhaust network 35
Aeration plate 36, the membrane separation assemblies in membrane biological reaction pond 3 are suspended in the center of each aeration plate 36, and each aeration plate 36
Gas vent towards membrane separation assemblies；Air blower is additionally provided in sewage disposal device to come respectively to first exhaust network 34 and the
Two evacuation networks 35 are blown.When air blower is dried to evacuation network, the aeration plate 36 on second exhaust network 35 is penetrated by it
Air-flow pushes away sewage from the bottom up out, and the side wall jet of the aeration plate 36 of first exhaust network 34 alignment membrane separation assemblies,
To which sewage to be pressed into membrane separation assemblies internal layer straight, sewage is stirred to flow through film in all directions in entire aeration process
The everywhere of separation assembly realizes that sewage comes into full contact with membrane separation assemblies, ensures waste water control effect.In addition, passing through selection
Diaphragm type aeration plate 36 reduces the volume of entire aerator, and since aerator is at spherical, working surface is compared with plate
Formula aerator is opposite to be increased, therefore oxygen-transfer efficiency is high.
During sewage is by the microorganism decomposition in membrane separation assemblies, filter outside the water envelope biological reaction pool 3 of generation
Self priming pump 32 extract into clear water reserviors 5, and the impurity and activated sludge that cannot be degraded in water then by under the effect of gravity by
Gradually it is sink to bottom of pond.Since the mud inlet of slush pump 34 extends to the bottom of pond in membrane biological reaction pond 3, it is sink to the impurity and activity of bottom of pond
Sludge is extracted and pushed to from the mud mouth of slush pump 34 via pipeline above the pond face of sludge-tank 4 by slush pump 34, realizes dirty
The collection of mud.Further, it has been sequentially connected in series degree adjustment valve and flowmeter in the outlet conduit of self priming pump 32, wherein the people that works
Member can be by rotating the valve of degree adjustment valve come the aperture of regulating valve, and then controls the water flow of self priming pump 32, and specific
Water flow be it is how many, can be obtained by flow measurement.
There are two membrane separation assemblies in membrane biological reaction pond 3 are set, two membrane separation assemblies mutually surround, and surround
There are airspace 311, sewage injects the lateral wall of membrane separation assemblies and flow to airspace under the promotion of crossflow for centre
In 311, since sewage runs through membrane separation assemblies, sewage and membrane separation assemblies are come into full contact with to be able to sufficiently by biological decomposition,
The upper space for extending to airspace 311 through pipeline due to the port 321 of drawing water of self priming pump 32 again, flow to airspace 311
Middle sewage is directly evacuated in clear water reserviors 5 under the action of self priming pump 32, realizes drainage recycling discharge up to standard.
Further, membrane biological reaction pond 3 is additionally provided with reflux pump 33, and the water inlet of reflux pump 33 protrudes into membrane biological reaction pond
In 3, the water outlet of reflux pump 33 is extended to via water return pipeline above the pond face of anoxic pond 2, and the water outlet of water return pipeline is solid
Surely there is a sprinkler head 331, in use process, reflux pump 33, which extracts the sewage in membrane biological reaction pond 3 and launches again, in anoxic pond 2
Denitration reaction is carried out, ensures that sewage denitration is complete, when reflux pump 33 launches sewage, sewage is uniformly sprayed to via sprinkler head 331
On the pond face of anoxic pond 2, it is uniformly distributed the sewage of reflux in anoxic pond 2.
Finally it should be noted that above embodiments are merely to illustrate the technical solution of the utility model rather than to this is practical
The limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, the common skill of this field
Art personnel should be appreciated that can be practical without departing from this with the technical solution of the present invention is modified or equivalently replaced
The spirit and scope of new technique scheme.
Claims (6)
1. a kind of sewage disposal device based on membrane biological reaction, including conditioning tank, anoxic pond, membrane biological reaction pond and clear water
Pond, is equipped with for the water inlet of water intaking in conditioning tank and the elevator pump for pushing sewage, the water outlet of the elevator pump via
Pipeline is connected in anoxic pond, and the anoxic pond is connected to membrane biological reaction pond, and self priming pump is additionally provided in sewage disposal device
It draws water from membrane biological reaction pond, and water is pushed into clear water reserviors,
It is characterized by:
The inner sidewall in membrane biological reaction pond is equipped with the first exhaust network arranged along the vertical direction by more exhaust pipes, film biology
The bottom of pond of reaction tank is equipped with the second exhaust network arranged in the horizontal direction by more exhaust pipes, first exhaust network and second
Multiple diaphragm type aeration plates for exhaust, the membrane separation assemblies quilt in membrane biological reaction pond are all evenly distributed on evacuation network
It is suspended in the center of each aeration plate, and the gas vent of each aeration plate is towards membrane separation assemblies；
It is additionally provided with air blower to blow respectively to first exhaust network and second exhaust network in sewage disposal device.
2. a kind of sewage disposal device based on membrane biological reaction according to claim 1, it is characterised in that: described first
Evacuation network is covered with the inner sidewall in membrane biological reaction pond to around the membrane separation assemblies.
3. a kind of sewage disposal device based on membrane biological reaction according to claim 1, it is characterised in that: the film point
At least two are equipped with from component, there are airspaces in the center that each membrane separation assemblies are mutually surrounded and surrounded.
4. a kind of sewage disposal device based on membrane biological reaction according to claim 3, it is characterised in that: the self-priming
The port of drawing water of pump extends to the upper space of airspace through pipeline.
5. a kind of sewage disposal device based on membrane biological reaction according to claim 1, it is characterised in that: the film is raw
Object reaction tank is additionally provided with reflux pump, and the water inlet of reflux pump protrudes into membrane biological reaction pond, and the water outlet of reflux pump is via return water
Pipeline extends to above the pond face of anoxic pond, and the water outlet of water return pipeline is fixed with sprinkler head.
6. a kind of sewage disposal device based on membrane biological reaction according to claim 1 or 5, it is characterised in that: sewage
Sludge-tank is additionally provided in processing equipment, the membrane biological reaction pond is additionally provided with slush pump, and it is raw that the mud inlet of slush pump extends to film
The mud mouth of the bottom of pond of object reaction tank, slush pump is extended to via pipeline above the pond face of sludge-tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820466866.5U CN208265852U (en) | 2018-03-30 | 2018-03-30 | A kind of sewage disposal device based on membrane biological reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820466866.5U CN208265852U (en) | 2018-03-30 | 2018-03-30 | A kind of sewage disposal device based on membrane biological reaction |
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| Publication Number | Publication Date |
|---|---|
| CN208265852U true CN208265852U (en) | 2018-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820466866.5U Expired - Fee Related CN208265852U (en) | 2018-03-30 | 2018-03-30 | A kind of sewage disposal device based on membrane biological reaction |
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| CN (1) | CN208265852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636724A (en) * | 2021-08-24 | 2021-11-12 | 中交三公局第一工程有限公司 | Integrated domestic sewage treatment equipment for cities and towns |
-
2018
- 2018-03-30 CN CN201820466866.5U patent/CN208265852U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636724A (en) * | 2021-08-24 | 2021-11-12 | 中交三公局第一工程有限公司 | Integrated domestic sewage treatment equipment for cities and towns |
| CN113636724B (en) * | 2021-08-24 | 2022-11-29 | 中交三公局第一工程有限公司 | Integrated domestic sewage treatment equipment for cities and towns |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181221 Termination date: 20210330 |