CN208500496U - Anti- sludge loss system for dispersant type domestic wastewater terminal - Google Patents
Anti- sludge loss system for dispersant type domestic wastewater terminal Download PDFInfo
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- CN208500496U CN208500496U CN201820872204.8U CN201820872204U CN208500496U CN 208500496 U CN208500496 U CN 208500496U CN 201820872204 U CN201820872204 U CN 201820872204U CN 208500496 U CN208500496 U CN 208500496U
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- overflow
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- domestic wastewater
- type domestic
- sludge loss
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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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- Activated Sludge Processes (AREA)
Abstract
The utility model belongs to technical field of sewage more particularly to a kind of anti-sludge loss system for dispersant type domestic wastewater terminal.It solves the prior art and designs the technical problems such as unreasonable.This includes in the overflow cylinder being vertically arranged for the anti-sludge loss system of dispersant type domestic wastewater terminal, overflow inlet is equipped in the upper end side of overflow cylinder, it is exported in the upper end other side of overflow cylinder equipped with overflow, the through-hole being located at below overflow outlet is equipped in the lower end of overflow cylinder, it is equipped with and be arranged diagonally downward to overflow outlet side and can be by the flow apron of overflow cylinder lower end closed below the inner orifice of overflow inlet, and the upper end of flow apron is located at the inner orifice top of through-hole.Utility model has the advantages that can be improved sewage treating efficiency and quality.
Description
Technical field
The utility model belongs to technical field of sewage more particularly to a kind of for the anti-of dispersant type domestic wastewater terminal
Sludge loss system.
Background technique
Dispersant type domestic wastewater processing terminal is suitable for rural domestic sewage treatment, has become low-density, population at present
The technique that the vast rural areas sanitary sewage disposal of scattered settlement preferentially selects.Dispersant type domestic wastewater processing terminal, which has, to be thrown
Money less, high-efficient, small accommodation area many advantages, such as.Dispersant type domestic wastewater terminal mostly uses greatly AO or A2O technique is benefit
Degradation and suction-operated with the activated sludge in biochemical reaction tank to organic matter, so that pollutant be enable to remove.
Dispersant type domestic wastewater terminal early period starts overlong time, is mostly that activity is dirty during starting due to biochemical reaction tank
Mud is lost seriously with water outlet, and sludge rate of rise is slower.Due to dispersant type domestic wastewater terminal biochemical reaction tank at this stage it
Between pipeline be open type, sludge can be largely lost with water outlet, and the concentration of activated sludge is the guarantee of terminal processes pollutant, if
Sludge loss is serious, will lead to micro organism quantity deficiency, reduces to the removal efficiency of pollutant.
Therefore, continue to design a device that can solve above-mentioned technical problem.
Utility model content
The purpose of this utility model be in view of the above-mentioned problems, provide it is a kind of can be improved sewage treating efficiency for dispersing
The anti-sludge loss system and its system of formula sanitary sewage terminal.
In order to achieve the above objectives, the utility model uses following technical proposal:
This anti-sludge loss system for being used for dispersant type domestic wastewater terminal includes biochemical reaction tank, in biochemical reaction bottom of pond
Portion is equipped with aerator, and outlet pipeline is connected at the top of biochemical reaction tank, anti-sludge loss is connected on outlet pipeline
Device, which includes being equipped with overflow inlet in the upper end side of overflow cylinder in the overflow cylinder being vertically arranged, raw
The sewage changed in reaction tank enters in overflow cylinder from overflow inlet, exports in the upper end other side of overflow cylinder equipped with overflow,
The water outlet of overflow outlet is connected with outlet pipe and outlet pipe is connected with outlet pipeline socket, is equipped with and is located in the lower end of overflow cylinder
The through-hole of overflow outlet lower section is equipped with below the inner orifice of overflow inlet and is arranged diagonally downward to overflow outlet side and can incite somebody to action
The flow apron of overflow cylinder lower end closed, and the upper end of flow apron is located above the inner orifice of through-hole, flow apron, which is located at, to expose
Above device of air, there are gaps between the through-hole outlet and the pool wall of biochemical reaction tank.
Overflow cylinder and flow apron form the sludge settling space in a sewage, internal to form a water flow relatively
For more stable space, the sludge settling in sewage is easily facilitated, sewage treating efficiency not only can be improved, but also can
To further increase quality of sewage disposal, the sludge loss serious phenomenon in sewage is avoided.
The overflow inlet of design and overflow outlet, can not only improve the quality of sewage treatment to the full extent, and
And sludge loss in sewage can also be avoided.
It passes through flow apron for sludge in sewage, is voluntarily back in biochemical reaction tank under gravity.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the flow apron upper end connects
It connects at the middle part of overflow cylinder, the lower end of flow apron is connected to the downside of through-hole.
120 °~145 ° of angle is formed between flow apron and the baffle of overflow inlet.
The lower end of flow apron be connected to through-hole downside its directly sludge directly can be back in biochemical sludge pond.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the overflow of the overflow inlet
Water level is higher than the flood level of overflow outlet；Or the flood level of the overflow inlet is equal to the overflow water of overflow outlet
Position；Or the flood level of the overflow inlet is lower than the flood level of overflow outlet.
It can be set according to actual use environment.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the overflow inlet is rectangular
Import.
Rectangular import its can increase inflow.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, in the lower edge of the overflow inlet
Equipped with several sequentially connected retention sawtooth, V-shaped part is formed between two adjacent retention sawtooth.
Sewage can be cut into several thread branches to V-shaped part by it, can be further improved the stability of water flow, Ke Yi
The precipitating filtering of sewage sludge is carried out to the full extent.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the flood level of the V-shaped part
Higher than the flood level of overflow outlet；Or the flood level of the V-shaped part is equal to the flood level of overflow outlet；Or it is described
The flood level of V-shaped part is lower than the flood level of overflow outlet.
It can be set according to actual use environment.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the V-shaped part included angle
It is 40 °~60 °.
Certainly, angle here should not be too large or too small, this structure its can be further improved the steady of sewage water flow
It is qualitative.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the overflow exports water outlet
It is connected with outlet pipe.
Outlet pipe is equipped with orientation mounting structure.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the overflow cylinder transversal cross-section
It is square, a sidewall upper in the corresponding two side walls of overflow cylinder is arranged in overflow inlet, and overflow outlet is arranged another
The upper end of an outer side wall.
Overflow inlet and overflow exit design can be split water flow on two corresponding side walls.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the outlet pipe and outlet pipeline
Between be equipped with orientation mounting structure.
The orientation mounting structure of design may insure that after overflow cylinder is installed be in be vertically arranged state.
In the above-mentioned anti-sludge loss system for dispersant type domestic wastewater terminal, the orientation mounting structure includes
Annular groove in water outlet pipe outer wall is set, annulus inner ring is equipped in annular groove, if being respectively equipped at the both ends of annulus inner ring
The cantilever elastic slice of dry circle distribution, is arranged in the cantilever elastic slice of annulus inner ring one end and the cantilever of the annulus inner ring other end is arranged in
Elastic slice shifts to install, and internal projecting ring is equipped in the middle part of the inner wall of annulus inner ring, is equipped with and the internal projecting ring in the slot bottom of annular groove
The annulus mating groove to match, the annulus inner ring are spliced to form by least two pieces of arc blocks, are set in the outer wall of annulus inner ring
There is the orientation installation protrusion being axially arranged along annulus inner ring, outlet pipe inserts in outlet pipeline, in the water inlet end of outlet pipeline
Inner wall is equipped with the orientation for installing protrusion insertion for the orientation and installs mating groove, if being equipped between outlet pipe and outlet pipeline
Do spaced sealing ring.
Compared with prior art, utility model has the advantages that
1, overflow cylinder and flow apron form the sludge settling space in a sewage, and one water flow of internal formation is opposite
More more stable space easily facilitates the sludge settling in sewage, and sewage treating efficiency not only can be improved, but also
It can be further improved quality of sewage disposal, avoid the sludge loss serious phenomenon in sewage.
The overflow inlet of design and overflow outlet, can not only improve the quality of sewage treatment to the full extent, and
And sludge loss in sewage can also be avoided.
2, structure is simple and easy to manufacture.
3, the utility model can effectively prevent the sludge loss phenomenon of dispersant type domestic wastewater terminal biochemical reaction tank, make
Internal system sludge concentration keeps stablizing, and maintains reasonable growth load.
4, the utility model can reduce the sludge quantity that biochemical reaction tank is flowed back into from sedimentation basin, save power and at
This, improves reaction efficiency.
5, the utility model can not only apply to dispersant type domestic wastewater terminal, as long as it is tighter to occur sludge loss
The utility model, and install convenient can be used in the biochemical reaction unit of weight, at low cost, quick.
Detailed description of the invention
Fig. 1 is anti-sludge loss apparatus structure schematic diagram provided by the utility model.
Fig. 2 is anti-sludge loss device schematic perspective view provided by the utility model.
Fig. 3 is system structure diagram provided by the utility model.
Fig. 4 is the structural schematic diagram of orientation mounting structure provided by the utility model.
Fig. 5 is the structural schematic diagram of the orientation mounting structure at another visual angle provided by the utility model.
In figure, overflow cylinder 1, overflow inlet 11, sawtooth 111, overflow outlet 12, through-hole 13, flow apron 2, outlet pipe 3,
Annulus inner ring 31, cantilever elastic slice 32, arc depression mouth 321, internal projecting ring 33, annulus mating groove 34, orientation installation protrusion 35, biochemistry
Reaction tank 4, outlet pipeline 41, orientation installation mating groove 411, aerator 5, sealing ring 6, anti-sludge loss device a5.
Specific embodiment
It is the specific embodiment of utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figs. 1-5,
This anti-sludge loss system for being used for dispersant type domestic wastewater terminal includes biochemical reaction tank 4, in biochemical reaction tank 4
Bottom is equipped with aerator 5, is connected with outlet pipeline 41 at the top of biochemical reaction tank 4, is connected on outlet pipeline 41 anti-
Sludge loss device a5, the anti-sludge loss device include setting in the overflow cylinder 1 being vertically arranged in the upper end side of overflow cylinder 1
There is overflow inlet 11, the sewage in biochemical reaction tank 4 enters in overflow cylinder 1 from overflow inlet 11, another in the upper end of overflow cylinder 1
Side is equipped with overflow outlet 12, is connected with outlet pipe 3 in the water outlet of overflow outlet 12 and outlet pipe 3 and outlet pipeline 41 are socketed
It is connected, the through-hole 13 being located at below overflow outlet 12 is equipped in the lower end of overflow cylinder 1, is set below the inner orifice of overflow inlet 11
Oriented overflow outlet 12 rolls setting obliquely and can be by the flow apron 2 of 1 lower end closed of overflow cylinder, and flow apron 2
Upper end is located above the inner orifice of through-hole 13, and flow apron 2 is located at 5 top of aerator, the outlet of through-hole 13 and biochemistry
There are gaps between the pool wall of reaction tank 4.
Specifically, 1 transversal cross-section of overflow cylinder of the present embodiment is square.Such as: rectangle and square etc..
A sidewall upper in the corresponding two side walls of overflow cylinder 1, overflow is arranged in prioritization scheme, overflow inlet 11
The upper end of another side wall is arranged in outlet 12.
Design with this configuration can will enter after the sewage in overflow cylinder 1 and precipitating and dirty from 1 overflow of overflow cylinder
Water is separated, and avoiding to obscure causes sewage treating efficiency to decline to a great extent.
Sludge in sewage flows into biochemical reaction tank from through-hole 13, the water after then precipitating then continuous water level go up from
And it flows out of the water outlet pipe from through-hole 13 and finally.
Flow apron 2 can not only obstruct reaction zone Mud up-floating, moreover it is possible to allow the activated sludge being deposited on sludge lower skateboard
Come back to reaction zone.
Prioritization scheme, 2 upper end of flow apron are connected to the middle part of overflow cylinder 1, and the lower end of flow apron 2 is connected to through-hole 13
Downside.
The flood level of the overflow inlet 11 is higher than the flood level of overflow outlet 12；Or the overflow inlet
11 flood level is equal to the flood level of overflow outlet 12；Or the flood level of the overflow inlet 11 goes out lower than overflow
The flood level of mouth 12.
The overflow inlet 11 is rectangular import.
The lower edge of the overflow inlet 11 is equipped with several sequentially connected retention sawtooth 111, adjacent two retentions saw
V-shaped part is formed between tooth 111.
The flood level of the V-shaped part is higher than the flood level of overflow outlet 12；Or flood level of the V-shaped part etc.
Flood level in overflow outlet 12；Or the flood level of the V-shaped part is lower than the flood level of overflow outlet 12.
The V-shaped part included angle is 40 °~60 °.
Orientation mounting structure is equipped between outlet pipe and outlet pipeline.
The orientation mounting structure of design may insure that after overflow cylinder is installed be in be vertically arranged state.
By PVC, PP and PE etc., any one material is made anti-sludge loss device a5.
Specifically, the orientation mounting structure of the present embodiment includes the annular groove being arranged in water outlet pipe outer wall, in annular groove
It is interior to be equipped with annulus inner ring 31, it is respectively equipped with the cantilever elastic slice 32 of several circle distributions at the both ends of annulus inner ring, is arranged in annulus
The cantilever elastic slice of inner ring one end is shifted to install with the cantilever elastic slice that the annulus inner ring other end is arranged in, in the inner wall of annulus inner ring
Portion is equipped with internal projecting ring 33, is equipped with the annulus mating groove 34 to match with the internal projecting ring, the circle in the slot bottom of annular groove
Ring inner ring is spliced to form by least two pieces of arc blocks, is equipped with the orientation being axially arranged along annulus inner ring in the outer wall of annulus inner ring
Installation protrusion 35, outlet pipe inserts in outlet pipeline, is equipped in the water inlet end inner wall of outlet pipeline convex for the orientation installation
The orientation for playing insertion installs mating groove 411, and several spaced sealing rings 6 are equipped between outlet pipe and outlet pipeline.
Arc depression mouth 321 is equipped in the middle part of the inner surface of every piece of cantilever elastic slice 32.
Any one sealing ring 6 is located at 321 outside of arc depression mouth.
Certainly, it can also be connected by fastening type structure between outlet pipe and outlet pipeline.
The utility model is installed on the outlet pipeline inside biochemical reaction tank, sewage first pass around the overflow of device into
Mouth 11, by the V-shaped part in overflow inlet 11, sewage can be uniformly flowed into inside device, therein after sewage enters device
Activated sludge has the metastable space of water flow, and due to gravity, activated sludge is fallen on inclined flow apron, then
Again it slides into biochemical reaction tank.
And the flow apron designed, it can also avoid since the aeration work of aerator causes sludge directly from logical
Hole is back in overflow cylinder 1.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. being used for the anti-sludge loss system of dispersant type domestic wastewater terminal, which is characterized in that this system includes biochemical reaction tank
(4), aerator (5) are equipped in biochemical reaction tank (4) bottom, are connected with outlet pipeline at the top of biochemical reaction tank (4)
(41), anti-sludge loss device (a5) is connected on outlet pipeline (41), which includes in vertical
The overflow cylinder (1) of setting is equipped with overflow inlet (11) in the upper end side of overflow cylinder (1), the sewage in biochemical reaction tank (4) from
Overflow inlet (11) enters in overflow cylinder (1), overflow outlet (12) is equipped in the upper end other side of overflow cylinder (1), in overflow
The water outlet of outlet (12) is connected with outlet pipe (3) and outlet pipe (3) is connected with outlet pipeline (41) socket, in overflow cylinder (1)
Lower end be equipped with the through-hole (13) being located at below overflow outlet (12), be equipped with below the inner orifice of overflow inlet (11) to overflow
It exports (12) and rolls setting obliquely and can be by the flow apron (2) of overflow cylinder (1) lower end closed, and flow apron (2)
Upper end is located above the inner orifice of through-hole (13), and flow apron (2) is located above aerator (5), and the through-hole (13) goes out
There are gaps between mouth and the pool wall of biochemical reaction tank (4).
2. the anti-sludge loss system according to claim 1 for dispersant type domestic wastewater terminal, which is characterized in that institute
Flow apron (2) upper end stated is connected to the middle part of overflow cylinder (1), and the lower end of flow apron (2) is connected under through-hole (13)
Side.
3. the anti-sludge loss system according to claim 1 for dispersant type domestic wastewater terminal, which is characterized in that institute
The flood level for the overflow inlet (11) stated is higher than the flood level of overflow outlet (12)；Or the overflow inlet (11)
Flood level is equal to the flood level of overflow outlet (12)；Or the flood level of the overflow inlet (11) goes out lower than overflow
The flood level of mouth (12).
4. the anti-sludge loss system according to claim 1 for dispersant type domestic wastewater terminal, which is characterized in that institute
The overflow inlet (11) stated is rectangular import.
5. the anti-sludge loss system according to claim 4 for dispersant type domestic wastewater terminal, which is characterized in that institute
The lower edge for stating overflow inlet (11) is equipped with several sequentially connected retention sawtooth (111), two adjacent retention sawtooth (111)
Between form V-shaped part.
6. the anti-sludge loss system according to claim 5 for dispersant type domestic wastewater terminal, which is characterized in that institute
The flood level for stating V-shaped part is higher than the flood level of overflow outlet (12)；Or the flood level of the V-shaped part goes out equal to overflow
The flood level of mouth (12)；Or the flood level of the V-shaped part is lower than the flood level of overflow outlet (12).
7. the anti-sludge loss system according to claim 6 for dispersant type domestic wastewater terminal, which is characterized in that institute
The V-shaped part included angle stated is 40 °~60 °.
8. the anti-sludge loss system according to claim 1 for dispersant type domestic wastewater terminal, which is characterized in that institute
Overflow outlet (12) water outlet stated is connected with outlet pipe (3).
9. the anti-sludge loss system according to claim 1 for dispersant type domestic wastewater terminal, which is characterized in that institute
Overflow cylinder (1) transversal cross-section stated is square, overflow inlet (11) be arranged in the corresponding two side walls of overflow cylinder (1) one
The upper end of another side wall is arranged in a sidewall upper, overflow outlet (12).
10. the anti-sludge loss system according to claim 1 for dispersant type domestic wastewater terminal, which is characterized in that
Orientation mounting structure is equipped between the outlet pipeline (41) and outlet pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820872204.8U CN208500496U (en) | 2018-06-06 | 2018-06-06 | Anti- sludge loss system for dispersant type domestic wastewater terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820872204.8U CN208500496U (en) | 2018-06-06 | 2018-06-06 | Anti- sludge loss system for dispersant type domestic wastewater terminal |
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| Publication Number | Publication Date |
|---|---|
| CN208500496U true CN208500496U (en) | 2019-02-15 |
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ID=65288643
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820872204.8U Active CN208500496U (en) | 2018-06-06 | 2018-06-06 | Anti- sludge loss system for dispersant type domestic wastewater terminal |
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| Country | Link |
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| CN (1) | CN208500496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585186A (en) * | 2018-06-06 | 2018-09-28 | 杭州电子科技大学 | Anti- sludge loss system for dispersant type domestic wastewater terminal |
-
2018
- 2018-06-06 CN CN201820872204.8U patent/CN208500496U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585186A (en) * | 2018-06-06 | 2018-09-28 | 杭州电子科技大学 | Anti- sludge loss system for dispersant type domestic wastewater terminal |
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