CN210495346U - Sedimentation tank - Google Patents
Sedimentation tank Download PDFInfo
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- CN210495346U CN210495346U CN201921396935.0U CN201921396935U CN210495346U CN 210495346 U CN210495346 U CN 210495346U CN 201921396935 U CN201921396935 U CN 201921396935U CN 210495346 U CN210495346 U CN 210495346U
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Abstract
The utility model belongs to the technical field of sewage treatment, a sedimentation tank is disclosed, which comprises a primary sedimentation tank (1) and a secondary sedimentation tank (2) which are arranged side by side, wherein the lower part of the primary sedimentation tank (1) is provided with a water inlet (3), an aeration pipe (4) is arranged in the primary sedimentation tank (1), aeration holes which are uniformly distributed are arranged on the aeration pipe (4), the aeration holes are arranged upwards, and the bottom of the primary sedimentation tank (1) is provided with an aggregation groove (5); an inclined tube filler (6) is arranged in the second-stage sedimentation tank (2), and the space below the inclined tube filler (6) is communicated with the water outlet of the first-stage sedimentation tank (1). The utility model discloses a combined action of one-level sedimentation tank and second grade sedimentation tank makes the precipitation cycle shorten, and the precipitation effect is better.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, concretely relates to sedimentation tank.
Background
The sedimentation tank is one of the most important components in a sewage treatment system, and the sedimentation of sewage and the water quality detection are key links for determining the sewage treatment effect. The sedimentation tank of present wide application mainly combines through the multiunit sedimentation tank, carries out single sedimentation of stewing, and whole equipment structure is complicated, and area is great, and the period length of just deposiing, and sewage sedimentation effect is poor, leads to the treatment effect of sewage also relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a sedimentation tank with short sedimentation period and good sedimentation effect.
The utility model discloses the technical scheme who adopts does: a sedimentation tank comprises a primary sedimentation tank and a secondary sedimentation tank which are arranged side by side, wherein a water inlet is formed in the lower part of the primary sedimentation tank, an aeration pipe is arranged in the primary sedimentation tank, aeration holes which are uniformly distributed are formed in the aeration pipe, the aeration holes are arranged upwards, and an aggregation groove is formed in the bottom of the primary sedimentation tank; the secondary sedimentation tank is internally provided with an inclined tube filler, and the space below the inclined tube filler is communicated with the water outlet of the primary sedimentation tank.
Further, the lower space of the secondary sedimentation tank is in an inverted frustum shape.
Further, the position height of the aeration pipe is lower than the position height of the water inlet.
Furthermore, a water distribution pipe is arranged below the inclined pipe filler and is communicated with a water outlet of the primary sedimentation tank.
Furthermore, a clear water tank is arranged above the inclined tube filler, and a side plate of the clear water tank is a triangular weir plate.
Furthermore, a filter plate is arranged below the inclined tube filler.
Further, the device also comprises a dosing device which is communicated with the primary sedimentation tank.
The utility model has the advantages that: through the effective cooperation of water inlet and aeration pipe, make the organic matter of attaching to on fixed material get rid of, the gathering groove is sunk in the effect of whirl to the solid matter that density is great, simultaneously, because the effect of aeration makes the microorganism more active, is favorable to organic pollutant's decomposition. And the sewage treated by the primary sedimentation tank enters a secondary sedimentation tank, and is effectively precipitated and desanded under the action of the inclined tube filler. The clear water tank is arranged in the secondary sedimentation tank, which is beneficial to reducing the occupied area; and the triangular weir is favorable for water in the secondary sedimentation tank to uniformly flow into the clean water tank, and can intercept objects floating on the water surface of the secondary sedimentation tank.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a top view of the present invention;
in the figure: 1-a first-stage sedimentation tank, 2-a second-stage sedimentation tank, 3-a water inlet, 4-an aeration pipe, 5-an aggregation tank, 6-an inclined pipe filler, 7-a water distribution pipe, 8-a clear water tank, 9-a filter plate, 10-a dosing device and 11-a baffle plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "front", "rear", "left", "right", "bottom", "side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present embodiments.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1, a sedimentation tank comprises a primary sedimentation tank 1 and a secondary sedimentation tank 2 which are arranged side by side, wherein a water inlet 3 is arranged at the lower part of the primary sedimentation tank 1, an aeration pipe 4 is arranged in the primary sedimentation tank 1, the aeration pipe 4 is positioned at the opposite side of the water inlet 3 and is arranged horizontally, and the aeration pipe 4 is connected with an air blower through an air inlet pipeline. Be equipped with evenly distributed's aeration hole on the aeration pipe 4, and the aeration hole sets up upwards, and is preferred, and the position height of aeration pipe 4 is less than the position height of water inlet 3, and one-level sedimentation tank 1 is provided with baffle 11, is favorable to the sewage formation circulation flow state in one-level sedimentation tank 1. The bottom of the first-stage sedimentation tank 1 is provided with an aggregation tank 5; an inclined tube filler 6 is arranged in the second-stage sedimentation tank 2, the space below the inclined tube filler 6 is communicated with the water outlet of the first-stage sedimentation tank 1, and the water outlet of the first-stage sedimentation tank 1 is positioned at the middle lower part of the first-stage sedimentation tank 1.
The working process of the utility model is as follows: under the action of the pump, sewage horizontally enters the primary sedimentation tank 1 from the water inlet 3, and under the action of the aeration pipe 4, the sewage in the primary sedimentation tank 1 forms a circulating flow state. Due to the aeration effect, organic particles in the wastewater are always in a suspended state, solid substances rub against each other and bear the shearing force of aeration, organic pollutants attached to the solid substances can be removed, and the method is favorable for obtaining relatively pure solid substances and subsequent treatment of sediments. Under the centrifugal force of the rotational flow, the solid matters with high density are thrown to the gathering tank 5 at the bottom, so that the solid matters in the sewage can be gathered quickly to realize the sedimentation. And the solid matters with lower density flow forwards along with the water flow to enter the secondary sedimentation tank 2, and under the action of the inclined tube filler 6, the sewage is quickly and effectively sedimentated and desanded. In addition, the primary sedimentation tank 1 has the functions of pre-aeration, deodorization and defoaming, and the function of accelerating the separation of oil and scum in the sewage, so that the sewage treatment effect is greatly improved. Sludge pumps are arranged in the gathering tank 5 and at the bottom of the second-stage sedimentation tank 2, so that sediments can be conveniently discharged out of the sedimentation tank.
Example two
As shown in fig. 1, a sedimentation tank comprises a primary sedimentation tank 1 and a secondary sedimentation tank 2 which are arranged side by side, wherein a water inlet 3 is arranged at the lower part of the primary sedimentation tank 1, an aeration pipe 4 is arranged in the primary sedimentation tank 1, the aeration pipe 4 is positioned at the opposite side of the water inlet 3 and is arranged horizontally, and the aeration pipe 4 is connected with an air blower through an air inlet pipeline. Be equipped with evenly distributed's aeration hole on the aeration pipe 4, and the aeration hole sets up upwards, and is preferred, and the position height of aeration pipe 4 is less than the position height of water inlet 3, and one-level sedimentation tank 1 is provided with baffle 11, is favorable to the sewage formation circulation flow state in one-level sedimentation tank 1. The bottom of the first-stage sedimentation tank 1 is provided with an aggregation tank 5; an inclined tube filler 6 is arranged in the second-stage sedimentation tank 2, the space below the inclined tube filler 6 is communicated with the water outlet of the first-stage sedimentation tank 1, and the water outlet of the first-stage sedimentation tank 1 is positioned at the middle lower part of the first-stage sedimentation tank 1.
As shown in fig. 2, the clear water tank 8 is arranged above the inclined tube packing 6, the clear water tank 8 comprises a bottom plate and two side plates, two ends of the bottom plate are respectively fixedly connected with the symmetrical side walls of the second-stage sedimentation tank 2, the two side plates are respectively connected with the bottom plate, two ends of the two side plates are respectively fixedly connected with the symmetrical side walls of the second-stage sedimentation tank 2, the clear water tank 8 is formed by the bottom plate, the two side plates and the second-stage sedimentation tank 2 together, and the side plates of the clear water tank 8 are triangular weir plates. The triangular weir is arranged to facilitate the water rising in the secondary sedimentation tank 2 to uniformly flow into the clear water tank 8, and can also intercept objects floating on the water surface of the secondary sedimentation tank 2.
The working process of the utility model is as follows: under the action of the pump, sewage horizontally enters the primary sedimentation tank 1 from the water inlet 3, and under the action of the aeration pipe 4, the sewage in the primary sedimentation tank 1 forms a circulating flow state. Due to the aeration effect, organic particles in the wastewater are always in a suspended state, solid substances rub against each other and bear the shearing force of aeration, organic pollutants attached to the solid substances can be removed, and the method is favorable for obtaining relatively pure solid substances and subsequent treatment of sediments. Under the centrifugal force of the rotational flow, the solid matters with high density are thrown to the gathering tank 5 at the bottom, so that the solid matters in the sewage can be gathered quickly to realize the sedimentation. And the solid matter with lower density flows forward along with the rivers and enters the second grade sedimentation tank 2, under the effect of pipe chute filler 6, carries out quick, effectual sediment and desanding to sewage, finally, the sewage that deposits and desands through pipe chute filler 6 gets into clear water tank 8 to discharge the sedimentation tank through the pipeline that is connected with clear water tank 8. In addition, the primary sedimentation tank 1 has the functions of pre-aeration, deodorization and defoaming, and the function of accelerating the separation of oil and scum in the sewage, so that the sewage treatment effect is greatly improved. Sludge pumps are arranged in the gathering tank 5 and at the bottom of the second-stage sedimentation tank 2, so that sediments can be conveniently discharged out of the sedimentation tank.
EXAMPLE III
As shown in fig. 1, a sedimentation tank comprises a primary sedimentation tank 1 and a secondary sedimentation tank 2 which are arranged side by side, wherein a water inlet 3 is arranged at the lower part of the primary sedimentation tank 1, an aeration pipe 4 is arranged in the primary sedimentation tank 1, the aeration pipe 4 is positioned at the opposite side of the water inlet 3 and is arranged horizontally, and the aeration pipe 4 is connected with an air blower through an air inlet pipeline. Be equipped with evenly distributed's aeration hole on the aeration pipe 4, and the aeration hole sets up upwards, and is preferred, and the position height of aeration pipe 4 is less than the position height of water inlet 3, and one-level sedimentation tank 1 is provided with baffle 11, is favorable to the sewage formation circulation flow state in one-level sedimentation tank 1. The bottom of the first-stage sedimentation tank 1 is provided with an aggregation tank 5; an inclined tube filler 6 is arranged in the second-stage sedimentation tank 2, the space below the inclined tube filler 6 is communicated with the water outlet of the first-stage sedimentation tank 1, and the water outlet of the first-stage sedimentation tank 1 is positioned at the middle lower part of the first-stage sedimentation tank 1.
As shown in fig. 2, the clear water tank 8 is arranged above the inclined tube packing 6, the clear water tank 8 comprises a bottom plate and two side plates, two ends of the bottom plate are respectively fixedly connected with the symmetrical side walls of the second-stage sedimentation tank 2, the two side plates are respectively connected with the bottom plate, two ends of the two side plates are respectively fixedly connected with the symmetrical side walls of the second-stage sedimentation tank 2, the clear water tank 8 is formed by the bottom plate, the two side plates and the second-stage sedimentation tank 2 together, and the side plates of the clear water tank 8 are triangular weir plates. The triangular weir is arranged to facilitate the water rising in the secondary sedimentation tank 2 to uniformly flow into the clear water tank 8, and can also intercept objects floating on the water surface of the secondary sedimentation tank 2.
As shown in fig. 1, the lower space of the secondary sedimentation tank 2 is in a shape of an inverted circular truncated cone, so that solid matters sinking in the secondary sedimentation tank 2 can be gathered together. And a water distribution pipe 7 is arranged below the inclined pipe filler 6, the water distribution pipe 7 is communicated with a water outlet of the primary sedimentation tank 1, the water distribution pipe 7 is a pipe fitting, and water outlet holes which are uniformly distributed are formed in the pipe fitting. Through the setting of moisturizing pipe 7, make the sewage from among the one-level sedimentation tank 1 get into second grade sedimentation tank 2 uniformly, be favorable to make full use of pipe chute filler 6 to the sediment and the degritting effect of sewage. And a filter plate 9 is arranged below the inclined tube packing 6. The filter 9 is the plate, is equipped with the through-hole of evenly distributed on the plate, avoids 2 lower part spaces of second grade sedimentation tanks to have the foreign matter to get into the pipe chute and packs 6 in, leads to the precipitation effect variation.
As shown in figure 1, the sedimentation tank further comprises a dosing device 10, and the dosing device 10 is communicated with the primary sedimentation tank 1 through a pipeline. A flocculating agent is added into the primary sedimentation tank 1 through a dosing device 10, so that tiny particles in sewage are flocculated and precipitated in an accelerated manner.
The working process of the utility model is as follows: under the action of the pump, sewage horizontally enters the primary sedimentation tank 1 from the water inlet 3, and under the action of the aeration pipe 4, the sewage in the primary sedimentation tank 1 forms a circulating flow state. Due to the aeration effect, organic particles in the wastewater are always in a suspended state, solid substances rub against each other and bear the shearing force of aeration, organic pollutants attached to the solid substances can be removed, and the method is favorable for obtaining relatively pure solid substances and subsequent treatment of sediments. Under the centrifugal force of the rotational flow, the solid matters with high density are thrown to the gathering tank 5 at the bottom, so that the solid matters in the sewage can be gathered quickly to realize the sedimentation. And the solid matter with lower density flows forward along with the rivers and enters the second grade sedimentation tank 2, under the effect of pipe chute filler 6, carries out quick, effectual sediment and desanding to sewage, finally, the sewage that deposits and desands through pipe chute filler 6 gets into clear water tank 8 to discharge the sedimentation tank through the pipeline that is connected with clear water tank 8. In addition, the primary sedimentation tank 1 has the functions of pre-aeration, deodorization and defoaming, and the function of accelerating the separation of oil and scum in the sewage, so that the sewage treatment effect is greatly improved. Sludge pumps are arranged in the gathering tank 5 and at the bottom of the second-stage sedimentation tank 2, so that sediments can be conveniently discharged out of the sedimentation tank.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (7)
1. A sedimentation tank, its characterized in that: the device comprises a primary sedimentation tank (1) and a secondary sedimentation tank (2) which are arranged side by side, wherein a water inlet (3) is formed in the lower part of the primary sedimentation tank (1), an aeration pipe (4) is arranged in the primary sedimentation tank (1), aeration holes which are uniformly distributed are formed in the aeration pipe (4), the aeration holes are arranged upwards, and an aggregation groove (5) is formed in the bottom of the primary sedimentation tank (1); an inclined tube filler (6) is arranged in the second-stage sedimentation tank (2), and the space below the inclined tube filler (6) is communicated with the water outlet of the first-stage sedimentation tank (1).
2. A sedimentation tank as claimed in claim 1, wherein: the lower space of the secondary sedimentation tank (2) is in an inverted frustum shape.
3. A sedimentation tank as claimed in claim 1, wherein: the height of the position of the aeration pipe (4) is lower than that of the water inlet (3).
4. A sedimentation tank as claimed in claim 1, wherein: a water distribution pipe (7) is arranged below the inclined pipe filler (6), and the water distribution pipe (7) is communicated with a water outlet of the primary sedimentation tank (1).
5. A sedimentation tank as claimed in claim 1, wherein: a clear water tank (8) is arranged above the inclined tube packing (6), and a side plate of the clear water tank (8) is a triangular weir plate.
6. A sedimentation tank as claimed in claim 1, wherein: and a filter plate (9) is arranged below the inclined tube filler (6).
7. A sedimentation tank as claimed in claim 1, wherein: the device also comprises a dosing device (10), and the dosing device (10) is communicated with the primary sedimentation tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396935.0U CN210495346U (en) | 2019-08-26 | 2019-08-26 | Sedimentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396935.0U CN210495346U (en) | 2019-08-26 | 2019-08-26 | Sedimentation tank |
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| Publication Number | Publication Date |
|---|---|
| CN210495346U true CN210495346U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921396935.0U Active CN210495346U (en) | 2019-08-26 | 2019-08-26 | Sedimentation tank |
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| CN (1) | CN210495346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113955876A (en) * | 2021-10-28 | 2022-01-21 | 广东台泉环保科技有限公司 | Landfill leachate treatment facility |
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2019
- 2019-08-26 CN CN201921396935.0U patent/CN210495346U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113955876A (en) * | 2021-10-28 | 2022-01-21 | 广东台泉环保科技有限公司 | Landfill leachate treatment facility |
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