CN217676948U - Sewage treatment system - Google Patents
Sewage treatment system Download PDFInfo
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- CN217676948U CN217676948U CN202220746286.8U CN202220746286U CN217676948U CN 217676948 U CN217676948 U CN 217676948U CN 202220746286 U CN202220746286 U CN 202220746286U CN 217676948 U CN217676948 U CN 217676948U
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Abstract
The application discloses sewage treatment system for speed up the speed that impurity in the sewage precipitated, improve sewage treatment efficiency. The utility model discloses a: a primary sedimentation tank, a secondary sedimentation tank, a tertiary sedimentation tank, a feeding device and an inclined pipe; the secondary sedimentation tank is respectively connected with the primary sedimentation tank and the tertiary sedimentation tank; the feeding device is arranged in the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank and is used for feeding a catalyst for separating impurities out of the sewage; the pipe chute sets up tertiary sedimentation tank sewage water inlet top, the pipe chute is arranged in precipitating the impurity that separates out in the sewage.
Description
Technical Field
The application relates to the technical field of sewage treatment, in particular to a sewage treatment system.
Background
Sewage treatment refers to a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.
The existing mode for treating sewage is physical sedimentation, the actual steps are that sewage flows through a primary sedimentation tank and a secondary sedimentation tank in sequence, lime is added into the sedimentation tank, the sewage is kept stand after being stirred, impurities in the sewage can be precipitated at the bottom of the sedimentation tank, and treated water flowing out after being precipitated by a second sedimentation tank is thrown into the next production workshop again for use.
However, the time required for the impurities in the sewage to naturally settle is long, so that the sewage treatment time is long and the treatment efficiency is slow.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides a sewage treatment system, can improve the speed that impurity deposits in the sewage, improves sewage treatment efficiency.
The application provides a sewage treatment system includes:
a primary sedimentation tank, a secondary sedimentation tank, a tertiary sedimentation tank, a feeding device and an inclined pipe; the secondary sedimentation tank is respectively connected with the primary sedimentation tank and the tertiary sedimentation tank; the feeding device is arranged in the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank and is used for feeding a catalyst for separating impurities out of the sewage; the pipe chute sets up tertiary sedimentation tank sewage water inlet top, the pipe chute is arranged in precipitating the impurity that separates out in the sewage.
Optionally, the sewage treatment system further comprises a sewage disposal device;
the sewage discharge device is arranged at the bottoms of the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank and is used for removing precipitated impurities.
Optionally, the sewage draining device comprises a sewage draining pipe and a sewage draining pump;
the sewage pump is arranged at the bottom of the sedimentation tank and connected with the sewage pipe, and the sewage pipe is used for being matched with the sewage pump to discharge precipitated impurities into the impurity treatment tank.
Optionally, be provided with two at least subsiders in the tertiary sedimentation tank, two at least subsider bottoms all set up to the infundibulate.
Optionally, the sewage treatment system further comprises a stirring device;
the stirring device is arranged in the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank and is used for stirring sewage.
Optionally, the catalyst comprises calcium hydroxide, a defluorinating agent and a flocculating agent.
Optionally, the material of the inclined tube is polypropylene, polyvinyl chloride or glass fiber reinforced plastic.
Optionally, the sewage treatment system further comprises a measuring device;
the measuring device is arranged in the primary sedimentation tank and is used for measuring the pH value of the sewage in the primary sedimentation tank.
Optionally, a fixing frame is arranged above the sewage inlet of the third sedimentation tank, the inclined tube is located above the fixing frame, and the fixing frame is used for fixing the inclined tube.
Optionally, a water collecting tank is arranged on the third-stage sedimentation tank, and the water collecting tank is used for collecting sewage treated by the third-stage sedimentation tank.
According to the technical scheme, the method has the following effects:
drop into the catalyst that makes impurity appear in to sewage through input device, then set up the pipe chute above the sewage water inlet in tertiary sedimentation tank, sewage and the below inflow of impurity from tertiary sedimentation tank that appears, sewage is behind this pipe chute, and the impurity that appears is because self quality slides down to tertiary sedimentation tank bottom on the pipe chute, and the sewage flow after detaching impurity is to the pipe chute top, like this, compare in physical precipitation, has realized the quick sediment of impurity in the sewage, has improved sewage treatment efficiency.
Drawings
FIG. 1 is a schematic view of a wastewater treatment system provided herein;
FIG. 2 is a schematic cross-sectional view of a three-stage settling tank in a wastewater treatment system according to the present application;
FIG. 3 is a schematic view of an agitator in a wastewater treatment system according to the present application.
Detailed Description
The application provides a sewage treatment system for accelerate the precipitation rate of impurity in the sewage, improve sewage treatment efficiency. The sewage related to the application comprises domestic sewage, industrial sewage and the like, and is applied to sewage treatment places, such as sewage treatment plants. The material used in the sedimentation basin of the present application should be determined according to the specific treated sewage, wherein the material may be concrete, steel, etc., and the specific construction is not limited. The specific implementation of the present application is described as follows.
Referring to fig. 1 to 3, the present application provides a sewage treatment system including: a primary sedimentation tank 1, a secondary sedimentation tank 2, a tertiary sedimentation tank 3, a feeding device 4 and an inclined pipe 5; the secondary sedimentation tank 2 is respectively connected with the primary sedimentation tank 1 and the tertiary sedimentation tank 3; the feeding device 4 is arranged in the primary sedimentation tank 1, the secondary sedimentation tank 2 and the tertiary sedimentation tank 3, and the feeding device 4 is used for feeding a catalyst for separating impurities out of the sewage; the pipe chute 5 sets up 3 sewage water inlets top in tertiary sedimentation tank, and pipe chute 5 is arranged in precipitating the impurity that separates out in the sewage.
In the application, sewage flows into a primary sedimentation tank 1 after coming out of a factory, then overflows from the primary sedimentation tank 1 to a secondary sedimentation tank 2, and overflows from the secondary sedimentation tank 2 to a tertiary sedimentation tank 3; for convenience of description, the sewage flowing out of the primary sedimentation tank 1 is called primary treated water, the sewage flowing out of the secondary sedimentation tank 2 is called secondary treated water, and the sewage flowing out of the tertiary sedimentation tank 3 is called tertiary treated water, wherein the tertiary treated water meets the use requirement of the next production workshop and reaches the recycling standard.
The water inlet setting of tertiary sedimentation tank 3 is in the bottom position, so the secondary treatment water that secondary sedimentation tank 2 flows out flows in from 3 bottoms of tertiary sedimentation tank, and pipe chute 5 sets up the top of water inlet in tertiary sedimentation tank 3, and pipe chute 5 tiling is in the top of water inlet, and when pipe chute 5 was put in tertiary sedimentation tank 3, for closely putting and be 60 with the horizontal direction. Actually, after the secondary treatment water flows into the tertiary sedimentation tank 3, the secondary treatment water fills the bottom of the tertiary sedimentation tank 3 and flows upwards through the inclined tube 5 along with the increase of the water amount, at this time, impurities in the secondary treatment water can be rapidly precipitated due to the effect of the inclined tube 5, and the water after the inclined tube 5 is called as tertiary treatment water.
It can be understood that the inclined tube 5 is 60 degrees from the horizontal direction in the third-stage sedimentation tank 3, actually, it can also be 55 degrees, 65 degrees, etc., and the specific set inclined angle is set according to the actual situation, and is not limited herein.
Optionally, the catalyst involved in the present application includes calcium hydroxide, a defluorinating agent and a flocculating agent, and actually, the calcium hydroxide is added in the primary sedimentation tank 1, the flocculating agent is added in the secondary sedimentation tank 2, and the defluorinating agent and the flocculating agent are added in the tertiary sedimentation tank 3; wherein, sewage improves the pH value in one-level sedimentation tank 1, removes phosphorus compound in second grade sedimentation tank 2, detach the fluoride in tertiary sedimentation tank 3, sewage is through the flocculating agent treatment back, a large amount of alum blossom floccules can appear in the aquatic, this part suspended solid is physical precipitation in second grade sedimentation tank 2, in tertiary sedimentation tank 3 when passing through pipe chute 5 by the pipe chute intercepting for tertiary treated water above pipe chute 5 reaches next workshop service standard in tertiary sedimentation tank 3, tertiary treated water can recycle.
Optionally, the material of pipe chute 5 that relates to in this application can be polypropylene, polyvinyl chloride, also can be for the glass steel material, and is actual, can also have the pipe chute 5 of other materials, in actual sewage treatment process, can carry out the chooseing for use of 5 materials of pipe chute according to actual demand, and the material that specifically uses does not do the restriction here.
In this embodiment, add the catalyst in to three sedimentation tank through input device 4 for sewage is appeared impurity under the effect of catalyst, and in tertiary sedimentation tank 3, sewage flows to the top from 5 below flow direction tube chute, and impurity flows to 3 bottoms in tertiary sedimentation tank along the pipe wall under the effect of tube chute 5 this moment, reaches the effect of quick sediment impurity, and relative and physical precipitation has saved the settling time, has improved sewage treatment's efficiency.
Optionally, the sewage treatment system that this application provided still includes waste fitting discharging 6, and waste fitting discharging 6 sets up the bottom at the sedimentation tank, and the sedimentation tank includes one-level sedimentation tank, second grade sedimentation tank and tertiary sedimentation tank, and waste fitting discharging 6 is arranged in discharging the impurity of deposiing in the sedimentation tank.
Optionally, including blow off pipe 62 and dredge pump 61 in waste fitting 6, blow off pipe 62 connects in the sedimentation tank bottom, and dredge pump 61 then connects on blow off pipe 62, is in the outside position of sedimentation tank, in actual work process, when the blowdown work that needs carry out the sedimentation tank, starts dredge pump 61, and blow off pipe 62 then absorbs the impurity that deposits in the sedimentation tank this moment, discharges to the impurity treatment pond in.
In this embodiment, be provided with waste fitting discharging 6 in three sedimentation tank bottom, utilize waste fitting discharging 6 will deposit in the impurity discharge to the impurity treatment pond at sedimentation tank bottom of the pool, can in time be to the processing of impurity, reduce the phenomenon of impurity at sedimentation tank bottom of the pool of a specified duration, realize automatic blowdown, reduce the cost of artifical blowdown.
Optionally, referring to fig. 2, at least two settling tanks are disposed in the tertiary settling tank 3, the bottoms of the settling tanks are funnel-shaped, actually, the at least two settling tanks are arranged side by side, the secondary treated water enters the at least two settling tanks simultaneously, each settling tank is provided with an inclined tube 5, and under the action of the inclined tubes 5, impurities in the secondary treated water are rapidly precipitated into the funnel-shaped bottoms of the settling tanks.
In the embodiment, at least two settling tanks are arranged in the third-stage settling tank 3, so that the third-stage settling tank 3 is divided into at least two spaces, and the stability of the inclined tube 5 in the third-stage settling tank 3 is improved; in addition, the bottom of the settling tank is arranged into a funnel shape, which is beneficial to collecting the precipitated impurities and discharging the impurities by the sewage discharging device 6.
Optionally, please continue to refer to fig. 3, the sewage treatment system provided in the present application further includes a stirring device 7, the stirring device 7 is disposed in the three settling ponds, the stirring device 7 is disposed with a stirring paddle 71 and a motor 72, when in actual use, the feeding device 4 feeds the catalyst into the settling ponds, at this time, the motor 72 drives the stirring paddle 71 to rotate, so that the stirring paddle 71 stirs the sewage and the catalyst in the settling ponds, and the sewage and the catalyst are fully combined to separate out impurities in the sewage.
In this embodiment, all be provided with agitating unit 7 in three sedimentation tank, can rapid mixing sewage and catalyst, for impurity is appeared and is depositd and reduce the time, has improved sewage treatment efficiency.
Optionally, still be provided with measuring device 8 in one-level sedimentation tank 1, this measuring device 8 is arranged in measuring the pH valve of sewage in one-level sedimentation tank 1, actually, after adding the calcium hydroxide catalyst in one-level sedimentation tank 1, need make the pH value of sewage in the pond between 10-12, so need set up measuring device 8 in one-level sedimentation tank 1, the pH value of sewage in real-time measurement one-level sedimentation tank 1, can accurate control the add volume of calcium hydroxide catalyst, impurity in the assurance sewage is fully appeared.
Optionally, referring to fig. 2, a fixing frame 31 is disposed in the third-stage sedimentation tank 3, the fixing frame 31 is located above the water inlet, and the fixing frame 31 is used for fixing the inclined tube 5, in practice, when the inclined tube 5 is installed, the fixing frame 31 is first fixed in the third-stage sedimentation tank 3, and then the inclined tube 5 is fixed above the fixing frame 31, and the inclined tube 5 is placed in a close proximity manner.
In this embodiment, the position of the inclined tube 5 is fixed by the fixing frame 31, so that the phenomenon that the position of the inclined tube 5 moves when water flows excessively is reduced, and the stability of the inclined tube 5 is improved.
Optionally, be provided with water catch bowl 9 on tertiary sedimentation tank 3 in this application, water catch bowl 9 is less than tertiary sedimentation tank 3 upper surface, and water catch bowl 9 both ends are connected with tertiary sedimentation tank 3, and one end is provided with opening 92, and water catch bowl 9 both sides are provided with pore 91, and when the water level reached this pore 91, cubic processing water can get into water catch bowl 9 through pore 91 in, flow into next workshop through the opening on the water catch bowl 9.
In this embodiment, set up water catch bowl 9 in the top of tertiary sedimentation tank 3, collect the cubic processing water after tertiary sedimentation tank 3 handles through water catch bowl 9 and carry next workshop, can be isolated with the floater on cubic processing water surface, reduce the phenomenon that the floater got into next workshop.
In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for explaining relative positional relationships between the respective members or components, and do not particularly limit the specific installation orientations of the respective members or components.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the structures, the proportions, the sizes, and the like, which are illustrated in the accompanying drawings and described in the present application, are intended to be considered illustrative and not restrictive, and therefore, not limiting, since those skilled in the art will understand and read the present application, it is understood that any modifications of the structures, changes in the proportions, or adjustments in the sizes, which are not necessarily essential to the practice of the present application, are intended to be within the scope of the present disclosure without affecting the efficacy and attainment of the same.
Claims (9)
1. A wastewater treatment system, comprising:
a primary sedimentation tank, a secondary sedimentation tank, a tertiary sedimentation tank, a feeding device and an inclined pipe;
the secondary sedimentation tank is respectively connected with the primary sedimentation tank and the tertiary sedimentation tank;
the feeding device is arranged in the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank and is used for feeding a catalyst for separating impurities out of the sewage;
the pipe chute sets up tertiary sedimentation tank sewage water inlet top, the pipe chute is arranged in precipitating the impurity that separates out in the sewage.
2. The wastewater treatment system of claim 1, further comprising a blowdown;
the sewage discharge device is arranged at the bottoms of the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank and is used for removing precipitated impurities.
3. The wastewater treatment system of claim 2, wherein the blowdown means comprises a blowdown pipe and a blowdown pump;
the sewage pump is arranged at the bottom of the sedimentation tank and connected with the sewage pipe, and the sewage pipe is used for being matched with the sewage pump to discharge precipitated impurities into the impurity treatment tank.
4. The wastewater treatment system according to any of claims 1-3, wherein at least two settling tanks are provided in the tertiary settling tank, the bottoms of the at least two settling tanks each being funnel-shaped.
5. The wastewater treatment system according to any of claims 1 to 3, further comprising a stirring device;
the stirring device is arranged in the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank and is used for stirring sewage.
6. The wastewater treatment system according to any of claims 1 to 3, wherein the inclined tube is made of polypropylene, polyvinyl chloride or glass fiber reinforced plastic.
7. The wastewater treatment system according to any of claims 1 to 3, further comprising a measuring device;
the measuring device is arranged in the primary sedimentation tank and is used for measuring the pH value of the sewage in the primary sedimentation tank.
8. The sewage treatment system according to any one of claims 1 to 3, wherein a fixing frame is arranged above the sewage inlet of the tertiary sedimentation tank, the inclined tube is positioned above the fixing frame, and the fixing frame is used for fixing the inclined tube.
9. The sewage treatment system of any one of claims 1 to 3, wherein a water collecting tank is arranged on the tertiary sedimentation tank and used for collecting sewage treated by the tertiary sedimentation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220746286.8U CN217676948U (en) | 2022-04-01 | 2022-04-01 | Sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220746286.8U CN217676948U (en) | 2022-04-01 | 2022-04-01 | Sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217676948U true CN217676948U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220746286.8U Active CN217676948U (en) | 2022-04-01 | 2022-04-01 | Sewage treatment system |
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| Country | Link |
|---|---|
| CN (1) | CN217676948U (en) |
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- 2022-04-01 CN CN202220746286.8U patent/CN217676948U/en active Active
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