CN215691865U - Sewage treatment sedimentation tank structure - Google Patents
Sewage treatment sedimentation tank structure Download PDFInfo
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- CN215691865U CN215691865U CN202121564411.5U CN202121564411U CN215691865U CN 215691865 U CN215691865 U CN 215691865U CN 202121564411 U CN202121564411 U CN 202121564411U CN 215691865 U CN215691865 U CN 215691865U
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- sludge
- mud
- tank body
- sewage treatment
- sedimentation tank
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Abstract
The utility model discloses a sewage treatment sedimentation tank structure, which comprises a tank body, wherein a mud conveying pipeline is arranged at the bottom of the tank body, and a pipe inlet of the mud conveying pipeline is positioned on the bottom surface of the tank body; the mud gathering hopper is arranged in the tank body, the wall of the mud gathering hopper is inwardly reduced from top to bottom, a water inlet is formed in one side of the mud gathering hopper, and the lower end of the mud gathering hopper surrounds the pipe inlet of the mud conveying pipeline; the mud blocking device is fixedly arranged above the mud collecting hopper and is positioned below the top of the tank body, and the mud blocking device comprises a plurality of flow guide channels, wherein the flow guide channels extend from bottom to top and form an acute angle with the horizontal plane; the sewage treatment sedimentation tank structure can reduce the sludge sedimentation time, improve the sedimentation efficiency, thoroughly discharge the sludge and prevent the sludge from accumulating.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment sedimentation tank structure.
Background
In the sewage treatment process, the sedimentation tank is a structure for removing suspended matters in water by using the sedimentation effect, and is equipment for purifying water quality, and the suspended matters in the water are removed by using the natural sedimentation or coagulating sedimentation effect of the water. The prior art has longer settling time, increases the design of the tank capacity, and is not beneficial to saving investment and occupying area; the sludge in the sedimentation tank is easy to accumulate and is not easy to discharge.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a sewage treatment sedimentation tank structure which can reduce the sludge sedimentation time, improve the sedimentation efficiency, thoroughly discharge the sludge and prevent the sludge from being accumulated.
According to the sewage treatment sedimentation tank structure of the embodiment of the utility model, the sewage treatment sedimentation tank structure comprises: the sludge treatment device comprises a tank body, wherein a sludge conveying pipeline is arranged at the bottom of the tank body, and a pipe inlet of the sludge conveying pipeline is positioned on the bottom surface of the tank body; the mud gathering hopper is arranged in the tank body, the wall of the mud gathering hopper is inwardly reduced from top to bottom, a water inlet is formed in one side of the mud gathering hopper, and the lower end of the mud gathering hopper surrounds the pipe inlet of the mud conveying pipeline; hinder mud device, hinder mud device set firmly gather the top of mud fill, and be located the top below of cell body, hinder mud device includes a plurality of water conservancy diversion passageways, water conservancy diversion passageway from bottom to top extends, and is the acute angle with the contained angle of horizontal plane.
The sewage treatment sedimentation tank structure provided by the embodiment of the utility model at least has the following technical effects: the pipe inlet of the sludge conveying pipeline is arranged on the bottom surface of the tank body and is surrounded by the lower end of the sludge gathering hopper, so that sludge can be discharged thoroughly; the sludge gathering hopper gathers the sludge in the tank body and guides the sludge into a pipe inlet of the sludge conveying pipeline to prevent the sludge from being accumulated; the sludge blocking device comprises a plurality of oblique flow guide channels, and the sludge settling time is shortened by utilizing the principle of shallow settling, so that the settling efficiency is improved.
In some embodiments of the present invention, the mud-blocking device comprises a plurality of guide pipes, the guide pipes are connected in parallel, and the included angle between the axes of the guide pipes and the horizontal plane is an acute angle, and the guide pipes are provided with the diversion channels.
In some embodiments of the present invention, the mud blocking device includes a plurality of flat plates and a connecting plate, the flat plates are disposed in parallel at intervals, an included angle between each flat plate and a horizontal plane is an acute angle, the flat plates are connected by the connecting plate, and the flow guiding channel is formed between two adjacent flat plates.
In some embodiments of the present invention, the pipe diameter of the conduit is 80-100 mm.
In some embodiments of the present invention, the distance between two adjacent flat plates is 80-100 mm.
In some embodiments of the utility model, the water inlet is enclosed by an upper hopper wall and a lower hopper wall, the upper hopper wall extends downward from the top of the tank body, the lower hopper wall extends upward from the bottom of the tank body, the lower end of the upper hopper wall is inside the upper end of the lower hopper wall, and the lower end of the upper hopper wall is lower than the upper end of the lower hopper wall.
In some embodiments of the utility model, a plurality of support rods are horizontally erected in the tank body, and the mud blocking device is placed above the support rods.
In some embodiments of the utility model, a plurality of the mud collecting hoppers and a corresponding number of the mud conveying pipelines are arranged in the tank body, and the lower ends of the mud collecting hoppers surround the pipe inlets corresponding to the mud conveying pipelines.
In some embodiments of the utility model, the height of the mud blocking device from the bottom of the tank body is greater than 1.5 m.
In some embodiments of the utility model, the mud conveying pipeline is embedded at the bottom of the tank body, and the embedding depth is greater than 2.5 times of the pipe diameter of the mud conveying pipeline.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a side view of an embodiment of the present invention;
FIG. 3 is a schematic structural view of a ducted mud-blocking device according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a flat plate type mud blocking device according to an embodiment of the utility model.
Reference numerals:
a tank body 100, a mud conveying pipeline 110 and a support rod 120;
the sludge gathering hopper 200, a water inlet 210, an upper hopper wall 211 and a lower hopper wall 212;
the mud blocking device 300, the flow guide channel 310, the guide pipe 320, the flat plate 330 and the connecting plate 340.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 and 2, a sewage treatment settling tank structure according to an embodiment of the present invention includes: the sludge treatment device comprises a tank body 100, wherein a sludge conveying pipeline 110 is arranged at the bottom of the tank body 100, and a pipe inlet of the sludge conveying pipeline 110 is positioned on the bottom surface of the tank body 100; the sludge gathering hopper 200 is arranged in the tank body 100, the wall of the sludge gathering hopper 200 is reduced from top to bottom inwards, a water inlet 210 is arranged on one side, and the lower end of the sludge gathering hopper 200 surrounds the pipe inlet of the sludge conveying pipeline 110; hinder mud device 300, hinder mud device 300 and set firmly in the top of gathering mud bucket 200, and be located the top below of cell body 100, hinder mud device 300 and include a plurality of water conservancy diversion passageways 310, and water conservancy diversion passageway 310 extends from bottom to top, and is the acute angle with the contained angle of horizontal plane.
In the sewage treatment process, sewage containing suspended matter impurities is conveyed into the sedimentation tank from the previous treatment tank and enters the tank body 100, the sewage continues to enter the sludge gathering hopper 200 from the water inlet 210 and flows upwards, the sewage mixed liquid enables the sludge to be separated from the water through the density difference of the ascending flow, the sewage reaches the sludge blocking device 300 and passes through the sludge blocking device 300 through the flow guide channel 310. In the mud blocking device 300, the guide channel 310 forms an acute angle with the horizontal plane, so that sewage flows in an inclined upward direction in a limited way, the sludge settling area is increased, the particle settling path is reduced, and the sludge removal rate is improved. The sludge deposited downwards is gathered towards the center along the wall of the sludge gathering hopper 200, and is discharged outwards from the pipe inlet of the sludge conveying pipe 110 led into the bottom of the tank. The sludge transporting pipe 110 may be connected to other treatment tanks, such as an aerobic tank, for sludge return, or collection and drying.
Referring to fig. 3, in some embodiments of the present invention, the mud blocking device 300 includes a plurality of guide pipes 320, the guide pipes 320 are connected in parallel, an axis of each guide pipe 320 forms an acute angle with a horizontal plane, and the guide pipes 320 are provided with guide channels 310.
The axis of pipe 320 is the acute angle with the contained angle of horizontal plane, and the best sets up to 60 degrees angles, and when sewage upflow, through the pipe 320 of placing to one side, the rivers direction changes into the upflow to one side, and the area increase of the suspended particles thing in the sewage and object collision accelerates the sediment of suspended particles thing. The length of the duct 320 can be set within the range of 0.8-1 m, and the particle removal rate is improved.
Referring to fig. 4, in some embodiments of the present invention, the mud blocking device 300 includes a plurality of flat plates 330 and connecting plates 340, the flat plates 330 are disposed in parallel at intervals, an included angle between each flat plate 330 and a horizontal plane is an acute angle, the flat plates 330 are connected by the connecting plates 340, and a flow guiding channel 310 is formed between two adjacent flat plates 330.
The included angle between the flat plates 330 and the horizontal plane is an acute angle, the optimum setting is a 60-degree angle, a flow guide channel 310 is formed between every two adjacent flat plates 330, when sewage flows upwards, the water flow direction is changed to flow upwards in an inclined mode under the action of the flat plates 330 through the flow guide channel 310, the collision area of suspended particles in the sewage and objects is increased, and the sedimentation of the suspended particles is accelerated. The plate height of the flat plate 330 can be set within the length range of 0.8-1 m, and the particle removal rate is improved.
In some embodiments of the present invention, the pipe diameter of the conduit 320 is 80-100 mm.
If the pipe diameter of the conduit 320 is smaller than 80mm, the resistance of the water flow flowing upwards becomes larger, and the water pressure below the mud blocking device 300 becomes larger; if the pipe diameter is larger than 100mm, suspended particles are not well removed when sewage flows through the mud blocking device 300.
In some embodiments of the present invention, the distance between two adjacent flat plates 330 is 80-100 mm.
If the distance between two adjacent flat plates 330 is less than 80mm, the resistance of the water flow flowing upwards becomes larger, and the water pressure below the mud-blocking device 300 becomes larger; the distance between two adjacent flat plates 330 is greater than 100mm, and the suspended particles are not removed well when the sewage flows through the mud blocking device 300.
In some embodiments of the present invention, the water inlet 210 is surrounded by an upper bucket wall 211 and a lower bucket wall 212, the upper bucket wall 211 extends downward from the top of the tank body 100, the lower bucket wall 212 extends upward from the bottom of the tank body 100, the lower end of the upper bucket wall 211 is inside the upper end of the lower bucket wall 212, and the lower end of the upper bucket wall 211 is lower than the upper end of the lower bucket wall 212.
When the sludge in the hopper 200 settles from above, the sludge moves down along the wall of the hopper 200. The lower end of the upper bucket wall 211 is located at the inner side of the upper end of the lower bucket wall 212, and the lower end of the upper bucket wall 211 is lower than the upper end of the lower bucket wall 212, i.e. when sludge is settled from top to bottom, the sludge cannot run from the water inlet 210 to the outer side of the sludge collecting bucket 200.
In some embodiments of the present invention, a plurality of support rods 120 are horizontally erected in the tank body 100, and the mud blocking device 300 is placed above the support rods 120.
Hinder mud device 300 and place on bracing piece 120, the fixed simple structure who hinders mud device 300, and conveniently hinder the dismantlement of mud device 300, the change of easily wasing.
In some embodiments of the present invention, a plurality of mud collecting hoppers 200 and a corresponding number of mud transporting pipes 110 are disposed in the tank body 100, and the lower ends of the mud collecting hoppers 200 surround the pipe inlets of the mud transporting pipes 110.
Set up a plurality of mud buckets 200 and defeated mud pipeline 110, can make full use of cell body 100's inner space, the multiple spot is depositd simultaneously, is gathered mud, is carried, improves the processing efficiency that deposits greatly.
In some embodiments of the utility model, the height of the mud-blocking device 300 from the bottom of the tank body 100 is greater than 1.5 m.
If the height of the sludge blocking device 300 from the bottom of the tank body 100 is less than 1.5m, the path for the suspended particles in the sewage to move upwards to enter the sludge blocking device 300 is short, energy attenuation is reduced due to the influence of gravity, and the sludge blocking device still has large kinetic energy, so that the sedimentation efficiency of the sludge blocking device 300 is low.
In some embodiments of the present invention, the mud pipe 110 is embedded in the bottom of the tank 100, and the embedded depth is greater than 2.5 times of the pipe diameter of the mud pipe 110.
The mud conveying pipe 110 is embedded in the bottom of the tank 100, and the embedded depth of the mud conveying pipe 110 needs to be 2.5 times greater than the pipe diameter of the mud conveying pipe 110, for example, the pipe diameter is D, the embedded depth needs to be greater than 2.5D, otherwise, the outer pipe wall of the mud conveying pipe 110 is damaged by the large external pressure above the mud conveying pipe.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a sewage treatment sedimentation tank structure which characterized in that includes:
the sludge treatment device comprises a tank body (100), wherein a sludge conveying pipeline (110) is arranged at the bottom of the tank body (100), and a pipe inlet of the sludge conveying pipeline (110) is positioned on the bottom surface of the tank body (100);
the sludge gathering hopper (200) is arranged in the tank body (100), the wall of the sludge gathering hopper (200) is inwardly reduced from top to bottom, a water inlet (210) is formed in one side of the sludge gathering hopper, and the lower end of the sludge gathering hopper (200) surrounds the pipe inlet of the sludge conveying pipeline (110);
hinder mud device (300), hinder mud device (300) and set firmly gather the top of mud fill (200), and be located the top below of cell body (100), hinder mud device (300) and include a plurality of water conservancy diversion passageways (310), water conservancy diversion passageway (310) from bottom to top extends, and is the acute angle with the contained angle of horizontal plane.
2. The sewage treatment sedimentation tank structure according to claim 1, wherein the sludge blocking device (300) comprises a plurality of guide pipes (320), the guide pipes (320) are connected in parallel, the axes of the guide pipes (320) form an acute angle with the horizontal plane, and the guide pipes (320) are provided with the flow guide channels (310).
3. The sewage treatment sedimentation tank structure according to claim 1, wherein the sludge blocking device (300) comprises a plurality of flat plates (330) and connecting plates (340), the flat plates (330) are arranged in parallel at intervals, an included angle between each flat plate (330) and a horizontal plane is an acute angle, the flat plates (330) are connected through the connecting plates (340), and the flow guide channels (310) are formed between two adjacent flat plates (330).
4. The sewage treatment sedimentation tank structure according to claim 2, wherein a pipe diameter of the conduit (320) is 80-100 mm.
5. The sewage treatment sedimentation tank structure according to claim 3, wherein a distance between two adjacent flat plates (330) is 80 to 100 mm.
6. The sewage treatment sedimentation tank structure of claim 1, wherein the water inlet (210) is enclosed by an upper hopper wall (211) and a lower hopper wall (212), the upper hopper wall (211) extending downwardly from a top of the tank body (100), the lower hopper wall (212) extending upwardly from a bottom of the tank body (100), a lower end of the upper hopper wall (211) being inside an upper end of the lower hopper wall (212), and a lower end of the upper hopper wall (211) being lower than an upper end of the lower hopper wall (212).
7. The sewage treatment sedimentation tank structure according to claim 1, wherein a plurality of support rods (120) are erected horizontally in the tank body (100), and the sludge blocking device (300) is placed above the support rods (120).
8. The sewage treatment sedimentation tank structure according to claim 1, wherein a plurality of the mud collecting hoppers (200) and a corresponding number of the mud conveying pipes (110) are provided in the tank body (100), and the lower ends of the mud collecting hoppers (200) surround the pipe inlets corresponding to the mud conveying pipes (110).
9. The sewage treatment sedimentation tank structure of claim 1, wherein the height of the sludge blocking device (300) from the bottom of the tank body (100) is more than 1.5 m.
10. The sewage treatment sedimentation tank structure according to claim 1, wherein the sludge transporting pipe (110) is embedded at the bottom of the tank body (100) to a depth greater than 2.5 times the pipe diameter of the sludge transporting pipe (110).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121564411.5U CN215691865U (en) | 2021-07-09 | 2021-07-09 | Sewage treatment sedimentation tank structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121564411.5U CN215691865U (en) | 2021-07-09 | 2021-07-09 | Sewage treatment sedimentation tank structure |
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| CN215691865U true CN215691865U (en) | 2022-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455708A (en) * | 2022-04-08 | 2022-05-10 | 湖南惟创环境科技有限公司 | Integrated sewage treatment equipment and sewage treatment method |
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- 2021-07-09 CN CN202121564411.5U patent/CN215691865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455708A (en) * | 2022-04-08 | 2022-05-10 | 湖南惟创环境科技有限公司 | Integrated sewage treatment equipment and sewage treatment method |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410000 room 406, building A4, Jinghuan community, 126 Xing'an Road, Yuhua District, Changsha City, Hunan Province Patentee after: Weichuang Environmental Technology Co.,Ltd. Address before: 410000 room 406, building A4, Jinghuan community, 126 Xing'an Road, Yuhua District, Changsha City, Hunan Province Patentee before: HUNAN WEICHUANG ENVIRONMENT TECHNOLOGY CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sewage treatment sedimentation tank structure Effective date of registration: 20230512 Granted publication date: 20220201 Pledgee: Pudong Development Bank of Shanghai Limited by Share Ltd. Changsha branch Pledgor: Weichuang Environmental Technology Co.,Ltd. Registration number: Y2023980040480 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |