CN219603434U - Sedimentation tank for sludge treatment with fast sedimentation rate - Google Patents
Sedimentation tank for sludge treatment with fast sedimentation rate Download PDFInfo
- Publication number
- CN219603434U CN219603434U CN202320979719.9U CN202320979719U CN219603434U CN 219603434 U CN219603434 U CN 219603434U CN 202320979719 U CN202320979719 U CN 202320979719U CN 219603434 U CN219603434 U CN 219603434U
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- screening
- feeding
- shell
- sludge
- sedimentation
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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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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model discloses a sedimentation tank with high sedimentation rate for sludge treatment, which belongs to the technical field of sludge treatment and comprises a feeding screening shell, wherein one side of the upper end of the sedimentation tank is provided with a feeding port for feeding sludge, and the other side of the upper end of the sedimentation tank is provided with a dosing port; the stirring and screening assembly is arranged in the feeding and screening shell and is used for stirring, screening and settling the sludge; the aeration and discharge assembly is arranged in the feeding screening shell and positioned below the stirring screening assembly, and performs aeration operation in the screened sludge; the discharging sedimentation shell is arranged on one side of the feeding screening shell; the stirring drainage assembly is arranged in the discharge sedimentation shell, and is used for stirring the sludge subjected to screening feeding and carrying out solid-liquid separation drainage; the utility model fully agitates and sieves the sludge, and the flocculating agent is added to accelerate the sedimentation efficiency; discharging the settled sludge by utilizing the coordination of aeration and slope guidance; and the solid-liquid separation is carried out by stirring again before discharging, so that the sedimentation effect and the sedimentation efficiency are improved.
Description
Technical Field
The utility model belongs to the technical field of sludge treatment, and particularly relates to a sedimentation tank for sludge treatment with high sedimentation rate.
Background
Sludge treatment is a process of reducing, stabilizing and innocent treatment on sludge, and sludge treatment precipitation is one of the important steps in the sludge treatment process, but the existing sludge sedimentation tank generally adopts a standing method to carry out solid-liquid separation of sewage, so that the rate of sludge precipitation cannot be increased, and the efficiency of sludge treatment is reduced.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the sedimentation tank for sludge treatment, which has high sedimentation rate, fully agitates and sieves sludge, and adds flocculating agent to accelerate sedimentation efficiency; discharging the settled sludge by utilizing the coordination of aeration and slope guidance; and the solid-liquid separation is carried out by stirring again before discharging, so that the sedimentation effect and the sedimentation efficiency are improved.
The technical scheme adopted by the utility model is as follows: a sedimentation tank for sludge treatment with a fast sedimentation rate, comprising:
the feeding screening shell is provided with a preset cavity, and one side of the upper end of the feeding screening shell is provided with a feeding port for feeding sludge; the other side of the upper end is provided with a medicine adding port;
the stirring and screening assembly is arranged in the feeding and screening shell and is used for stirring, screening and settling the sludge;
the aeration discharging assembly is arranged in the feeding screening shell and positioned below the stirring screening assembly, performs aeration operation in the screened sludge, and discharges the sludge out of the feeding screening shell;
the discharging sedimentation shell is arranged on one side of the feeding screening shell and is communicated with the feeding screening shell at the lower part through a communicating pipe;
the stirring drainage assembly is arranged in the discharge sedimentation shell, and is used for stirring the sludge subjected to screening feeding and carrying out solid-liquid separation drainage;
wherein the agitation screen assemblies and the agitation assemblies are driven by a rotary drive assembly.
Further, the agitation screen assembly includes:
the screening plate is fixed between the inner walls of the feeding screening shell and is arranged in a V shape;
the rotary shaft rotates between the middle bending part of the screening plate and the middle part of the upper wall of the feeding screening shell, and performs rotation operation through the rotary driving assembly;
a helical blade fixed at the lower part of the rotating shaft;
the rotary rods are arranged in a downward inclined mode from the far end to the near end, are symmetrically arranged on the rotary rods in an up-down interval array mode, and are located above the spiral blades.
Further, the aeration discharging assembly includes:
the aeration plate is obliquely fixed between the inner walls of the feeding screening shell and is inclined towards the orifice of the communicating pipe to guide the sludge towards the communicating pipe; an aeration pipe is arranged on the aeration plate, and an extrusion valve is arranged in the aeration pipe;
the aeration cavity is formed between the aeration plate and the bottom wall of the feeding screening shell and is connected with an air pump.
Further, stirring drainage subassembly includes axis of rotation, rotation piece and screening riser, the axis of rotation rotates between the upper and lower wall in the row material subsides casing, the rotation piece assembly is in the axis of rotation, and symmetrical and upper and lower interval is arranged, rotates the operation along with the rotation piece, the screening riser is fixed between the upper and lower wall of row material subsides casing, the screening riser is located the one end that the communicating pipe was kept away from to the axis of rotation.
Further, the rotary driving assembly comprises a fixing frame, a rotary motor, a driving wheel, a driven wheel and a belt, wherein the fixing frame is used for fixing the upper end wall of the feeding screening shell, the rotary motor is fixed on the fixing frame, and the upper end of the rotary shaft extends out of the upper wall of the feeding screening shell and is fixed at the output end of the rotary motor; the driving wheel is assembled at the output end of the rotating motor; the upper end of the rotating shaft extends out of the upper wall of the discharging sedimentation shell, the driven wheel is fixed at the upper end of the rotating shaft, and the belt is wound between the driving wheel and the driven wheel.
Further, the feeding inlet and the dosing inlet of the feeding screening shell are provided with screens.
After the structure is adopted, the utility model has the following beneficial effects:
(1) Fully stirring the sludge entering the feeding screening shell and the added flocculant through the stirring screening assembly, screening large solid garbage, and rapidly screening and settling the sludge;
(2) The settled sludge is subjected to slope guiding and dual-flow discharging of aeration through the arranged aeration discharging component;
(3) Through stirring drainage subassembly that sets up, carry out abundant stirring to the mud after subsided and carry out the separation of solid-liquid again, promote the effect of subsidence.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
FIG. 1 is a schematic diagram of the whole structure of a sedimentation tank for sludge treatment with high sedimentation rate;
fig. 2 is a plan view of a sedimentation tank for sludge treatment with a fast sedimentation rate according to the present utility model.
In the drawings: 1. the device comprises a feeding screening shell, a discharging sedimentation shell, a feeding port, a 4, a dosing port, a 5, a communicating pipe, a 6, a screening plate, a 7, a rotating shaft, a 8, a spiral blade, a 9, a rotating rod, a 10, an aeration plate, a 11, an aeration pipe, a 12, an aeration cavity, a 13, a rotating shaft, a 14, a rotating piece, a 15, a screening vertical plate, a 16, a fixing frame, a 17, a rotating motor, a 18, a driving wheel, a 19, a driven wheel, a 20, a belt, a 21 and a screen; 22. drain pipe 23, air pump.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Example 1
As shown in fig. 1-2, a sedimentation tank for sludge treatment with high sedimentation rate comprises a feeding screening shell 1, an agitating screening assembly, an aeration discharging assembly, a discharging sedimentation shell 2 and an agitating drainage assembly, wherein the feeding screening shell 1 is provided with a preset cavity, and one side of the upper end of the feeding screening shell is provided with a feeding port 3 for feeding sludge; the other side of the upper end is provided with a medicine adding port 4; a screen 21 is arranged at the feed inlet 3 and the dosing inlet 4 of the feed screening shell 1; the stirring and screening assembly is arranged in the feeding and screening shell 1 and is used for stirring, screening and settling the sludge; the aeration and discharge assembly is arranged in the feeding screening shell 1 and positioned below the stirring screening assembly, and performs aeration operation in the screened sludge to discharge the sludge out of the feeding screening shell 1; the discharging sedimentation shell 2 is arranged on one side of the feeding screening shell 1 and is communicated with the feeding screening shell 1 at the lower part through a communicating pipe 5; the stirring drainage assembly is arranged in the discharging sedimentation shell 2 and used for stirring the sludge subjected to screening feeding and carrying out solid-liquid separation drainage;
wherein the agitation screen assemblies and the agitation assemblies are driven by a rotary drive assembly.
The discharge settling casing 2 is provided with a drain pipe 22 for draining the separated water body when the sludge is stirred again.
Example 2
On the basis of embodiment 1, referring to fig. 1, further in embodiment 2, the agitation and screening assembly includes a screening plate 6, a rotation shaft 7, a spiral blade 8, and a rotation rod 9, the screening plate 6 being fixed between inner walls of the feed screening housing 1 and being V-shaped; the rotating shaft 7 rotates between the middle bending part of the screening plate 6 and the middle part of the upper wall of the feeding screening shell 1, and performs rotating operation through a rotating driving assembly; the helical blade 8 is fixed at the lower part of the rotating shaft 7; the rotating rods 9 are arranged in a downward inclined manner from the rotating far end to the rotating near end, are symmetrically arranged on the rotating rods 9 in an up-down interval array manner, and are positioned above the spiral blades 8.
Further, the aeration and discharge assembly comprises an aeration plate 10 and an aeration cavity 12, wherein the aeration plate 10 is obliquely fixed between the inner walls of the feeding screening shell 1 and is inclined towards the pipe orifice of the communicating pipe 5 to guide sludge to the communicating pipe 5; an aeration pipe 11 is arranged on the aeration plate 10, and an extrusion valve is arranged in the aeration pipe 11; an aeration chamber 12 is formed between the aeration plate 10 and the bottom wall of the feeding screening shell 1, and the aeration chamber 12 is connected with an air pump 23.
Example 3
Further, on the basis of embodiment 2, referring to fig. 1 and 2, the agitation drainage apparatus comprises a rotation shaft 13, a rotation member 14 and a screening riser 15, wherein the rotation shaft 13 rotates between the upper and lower walls of the discharge sedimentation housing 2, the rotation member 14 is assembled on the rotation shaft 13, is symmetrically and vertically arranged at intervals, the rotation operation is performed along with the rotation member 14, the screening riser 15 is fixed between the upper and lower walls of the discharge sedimentation housing 2, and the screening riser 15 is positioned at one end of the rotation shaft 13 away from the communication pipe 5.
It should be noted that, on the basis of embodiment 3, the rotary driving assembly further includes a fixing frame 16, a rotary motor 17, a driving wheel 18, a driven wheel 19 and a belt 20, where the fixing frame 16 fixes the upper end wall of the feeding screening housing 1, the rotary motor 17 is fixed on the fixing frame 16, and the upper end of the rotary shaft 7 extends out of the upper wall of the feeding screening housing 1 and is fixed at the output end of the rotary motor 17; the driving wheel 18 is assembled at the output end of the rotating motor 17; the upper end of the rotating shaft 13 extends out of the upper wall of the discharging sedimentation shell 2, the driven wheel 19 is fixed at the upper end of the rotating shaft 13, and the belt 20 is wound between the driving wheel 18 and the driven wheel 19.
When the device is particularly used, sludge enters the feeding screening shell 1 through the feeding port 3; starting a rotating motor 17, wherein the output end of the rotating motor 17 rotates to drive a rotating shaft 7 to rotate, the rotating shaft 7 rotates to drive a spiral blade 8 and a rotating rod 9 to rotate, stirring sludge, the spiral blade 8 spirally conveys the sludge in the middle of a V-shaped screening plate 6 upwards to fully stir, and dead angles of sludge stirring are reduced; the V-shaped screening plate 6 accelerates the screening and filtering of the sludge; adding flocculant into the feeding screening shell 1 through a dosing port 4, and fully mixing and contacting with the stirred sludge to enable the sludge to quickly settle on the tangential aeration plate 10; starting an air pump 23, pumping air into the aeration cavity 12 by the air pump 23, flushing out the aeration plate 10 by the air to flush out the extrusion valve of the aeration pipe 11, impacting the sludge, increasing the fluidity of the sludge, and enabling the sludge to enter the discharge sedimentation shell 2 through the communicating pipe 5;
after the rotating motor 17 is started, a driving wheel 18 assembled at the output end of the rotating motor 17 rotates, a driven wheel 19 driven by the driving wheel 18 through a belt 20 rotates, meanwhile, the rotating shaft 13 and the rotating piece 14 rotate in the discharging sedimentation shell 2, the sludge entering the discharging sedimentation shell 2 is stirred, further solid-liquid separation is carried out, and the stirred and separated water body is discharged out of a drain pipe 22 on the side wall of the discharging sedimentation shell 2 through a screening vertical plate 15.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (6)
1. A sedimentation tank for sludge treatment with a fast sedimentation rate, comprising:
the feeding screening shell is provided with a preset cavity, and one side of the upper end of the feeding screening shell is provided with a feeding port for feeding sludge; the other side of the upper end is provided with a medicine adding port;
the stirring and screening assembly is arranged in the feeding and screening shell and is used for stirring, screening and settling the sludge;
the aeration discharging assembly is arranged in the feeding screening shell and positioned below the stirring screening assembly, performs aeration operation in the screened sludge, and discharges the sludge out of the feeding screening shell;
the discharging sedimentation shell is arranged on one side of the feeding screening shell and is communicated with the feeding screening shell at the lower part through a communicating pipe;
the stirring drainage assembly is arranged in the discharge sedimentation shell, and is used for stirring the sludge subjected to screening feeding and carrying out solid-liquid separation drainage;
wherein the agitation screen assemblies and the agitation assemblies are driven by a rotary drive assembly.
2. A rapid settling pond for sludge treatment as claimed in claim 1, wherein the agitation screening assembly comprises:
the screening plate is fixed between the inner walls of the feeding screening shell and is arranged in a V shape;
the rotary shaft rotates between the middle bending part of the screening plate and the middle part of the upper wall of the feeding screening shell, and performs rotation operation through the rotary driving assembly;
a helical blade fixed at the lower part of the rotating shaft;
the rotary rods are arranged in a downward inclined mode from the far end to the near end, are symmetrically arranged on the rotary rods in an up-down interval array mode, and are located above the spiral blades.
3. A rapid settling pond for sludge treatment as claimed in claim 1, wherein the aeration discharge assembly comprises:
the aeration plate is obliquely fixed between the inner walls of the feeding screening shell and is inclined towards the orifice of the communicating pipe to guide the sludge towards the communicating pipe; an aeration pipe is arranged on the aeration plate, and an extrusion valve is arranged in the aeration pipe;
the aeration cavity is formed between the aeration plate and the bottom wall of the feeding screening shell and is connected with an air pump.
4. A sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 2, characterized in that: the stirring drainage assembly comprises a rotating shaft, rotating parts and screening risers, wherein the rotating shaft rotates between the upper wall and the lower wall in the discharging sedimentation shell, the rotating parts are assembled on the rotating shaft, are symmetrically distributed at intervals up and down, rotate with the rotating parts, the screening risers are fixed between the upper wall and the lower wall of the discharging sedimentation shell, and the screening risers are located at one end of the rotating shaft far away from the communicating pipe.
5. The sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 4, wherein: the rotary driving assembly comprises a fixing frame, a rotary motor, a driving wheel, a driven wheel and a belt, wherein the fixing frame is used for fixing the upper end wall of the feeding screening shell, the rotary motor is fixed on the fixing frame, and the upper end of the rotary shaft extends out of the upper wall of the feeding screening shell and is fixed at the output end of the rotary motor; the driving wheel is assembled at the output end of the rotating motor; the upper end of the rotating shaft extends out of the upper wall of the discharging sedimentation shell, the driven wheel is fixed at the upper end of the rotating shaft, and the belt is wound between the driving wheel and the driven wheel.
6. A sedimentation tank for sludge treatment with a fast sedimentation rate according to claim 1, characterized in that: the feeding inlet and the dosing inlet of the feeding screening shell are provided with screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320979719.9U CN219603434U (en) | 2023-04-26 | 2023-04-26 | Sedimentation tank for sludge treatment with fast sedimentation rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320979719.9U CN219603434U (en) | 2023-04-26 | 2023-04-26 | Sedimentation tank for sludge treatment with fast sedimentation rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219603434U true CN219603434U (en) | 2023-08-29 |
Family
ID=87743368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320979719.9U Active CN219603434U (en) | 2023-04-26 | 2023-04-26 | Sedimentation tank for sludge treatment with fast sedimentation rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219603434U (en) |
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2023
- 2023-04-26 CN CN202320979719.9U patent/CN219603434U/en active Active
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