CN216472743U - Sectional sedimentation tank device suitable for micropore carrier biological system - Google Patents
Sectional sedimentation tank device suitable for micropore carrier biological system Download PDFInfo
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- CN216472743U CN216472743U CN202123118709.6U CN202123118709U CN216472743U CN 216472743 U CN216472743 U CN 216472743U CN 202123118709 U CN202123118709 U CN 202123118709U CN 216472743 U CN216472743 U CN 216472743U
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Abstract
The utility model discloses a segmentation sedimentation tank device suitable for micropore carrier biological system, include: the front end of the biochemical sludge sedimentation tank is provided with a first diversion trench connected with the water outlet end of the biochemical tank; the front end is provided with a second diversion trench which is connected with the water outlet end of the biochemical sludge sedimentation tank; the dosing assembly and the pneumatic stirring assembly are connected into the second diversion trench; the rear end of the chemical sludge sedimentation tank is provided with a water outlet pipe; the bottom of the biochemical sludge sedimentation tank is provided with a residual sludge discharge pipe, and the residual sludge discharge pipe returns to the biochemical tank through a sludge return pipe provided with a sludge return pump; the residual sludge discharge pipe is connected with the sludge discharge pipe; the bottom of the chemical sludge sedimentation tank is provided with a chemical sludge pipe which is connected with a sludge discharge pipe. Through sludge sectional precipitation, the operation stability of a front-end biochemical system can be ensured on the premise of not increasing the operation cost, and the effluent quality is ensured to be discharged up to the standard.
Description
Technical Field
The utility model relates to a sewage treatment device field especially relates to a segmentation sedimentation tank device suitable for micropore carrier biological system.
Background
At present, in order to improve rural sewage environment improvement, a large number of small-scale integrated sewage treatment equipment is developed in the industry, the core processes of the equipment mainly comprise MBR, biological contact oxidation, immobilized microorganism technology and the like, but the MBR has relatively high operation and maintenance and investment cost, and the requirement on the professional level of operation and maintenance personnel in rural application is high; both biological contact oxidation and immobilized microorganism technologies need to add carriers into a biochemical tank, only the principle is slightly different, and aiming at the condition that the carriers with tiny pore diameters are easy to be blocked by physical solid impurities to influence the treatment effect, especially in a small sewage treatment facility, in order to simplify the treatment process, a chemical phosphorus removal medicament is usually added at the biochemical tail end, so that part of the chemical medicament can be introduced when sludge in a secondary sedimentation tank flows back to the biochemical end, and part of chemical precipitates can be attached to the surface of the carrier to block a mass transfer channel on the surface of the carrier to different degrees.
Therefore, the problem to be solved is how to provide a sewage precipitation device which can avoid chemical precipitates from blocking a carrier surface mass transfer channel on the premise of not increasing or slightly increasing the equipment cost.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a segmentation sedimentation tank device suitable for micropore carrier biological system under the not increase or the little increase equipment cost prerequisite, can avoid chemical sediment to block up biochemical pond carrier surface mass transfer passageway, and then solve the above-mentioned technical problem who exists among the prior art.
The utility model aims at realizing through the following technical scheme:
the utility model discloses embodiment provides a segmentation sedimentation tank device suitable for micropore carrier biological system, include:
the device comprises a biochemical sludge sedimentation tank, a first diversion trench, a chemical sludge sedimentation tank, a second diversion trench, a dosing assembly, a pneumatic stirring assembly, a water outlet discharge pipe, a residual sludge discharge pipe, a sludge reflux pump, a chemical sludge pipe and a sludge discharge pipe; wherein the content of the first and second substances,
the front end of the biochemical sludge sedimentation tank is provided with the first diversion trench connected with the water outlet end of the biochemical tank;
the front end of the biochemical sludge sedimentation tank is provided with the second diversion trench which is connected with the water outlet end of the biochemical sludge sedimentation tank;
the dosing assembly and the pneumatic stirring assembly are connected into the second diversion trench;
the rear end of the chemical sludge sedimentation tank is provided with the water outlet discharge pipe;
the bottom of the biochemical sludge sedimentation tank is provided with the residual sludge discharge pipe, and the residual sludge discharge pipe flows back into the biochemical tank through a sludge return pipe provided with the sludge return pump;
the residual sludge discharge pipe is connected with the sludge discharge pipe;
the bottom of the chemical sludge sedimentation tank is provided with the chemical sludge pipe, and the chemical sludge pipe is connected with the sludge discharge pipe.
Compared with the prior art, the utility model provides a segmentation sedimentation tank device suitable for micropore carrier biological system, its beneficial effect includes:
through setting up biochemical sludge sedimentation tank and chemical sludge sedimentation tank, carry out biochemical sludge sedimentation with the sludge sedimentation segmentation after adding the chemical agent stirring, the mud that flows back to the biochemical pond is because the biochemical sludge sedimentation tank who is before adding the chemical agent provides, fine avoided chemical deposit to block up the problem of biochemical pond carrier surface mass transfer passageway, and owing to do not increase the facility of handling the chemical agent, too much equipment cost has not increased yet, this segmentation sedimentation tank device specially adapted handles on the integration equipment with micropore carrier biosystem of small-scale sewage.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a sectional sedimentation tank device suitable for a microporous carrier biological system according to an embodiment of the present invention;
the labels in the figure are: 1-a biochemical pool; 2-a first diversion trench; 3-a biochemical sludge sedimentation tank; 4-a second diversion trench; 5-a biochemical sedimentation tank; 6-a medicine adding device; 7-a medicine feeding pipe; 8-a water outlet discharge pipe; 9-residual sludge discharge pipe; 10-sludge reflux pump; 11-chemical sludge pipe; 12-sludge discharge pipe; 13-a fan; 14-trachea.
Detailed Description
The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the drawings in the embodiment of the present invention; it is to be understood that the embodiments described are only some embodiments, not all embodiments, and are not to be construed as limiting the invention. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The terms that may be used herein are first described as follows:
the term "and/or" means that either or both can be achieved, for example, X and/or Y means that both cases include "X" or "Y" as well as three cases including "X and Y".
The terms "comprising," "including," "containing," "having," or other similar terms of meaning should be construed as non-exclusive inclusions. For example: including a feature (e.g., material, component, ingredient, carrier, formulation, material, dimension, part, component, mechanism, device, process, procedure, method, reaction condition, processing condition, parameter, algorithm, signal, data, product, or article of manufacture), is to be construed as including not only the particular feature explicitly listed but also other features not explicitly listed as such which are known in the art.
The term "consisting of … …" is meant to exclude any technical feature elements not explicitly listed. If used in a claim, the term shall render the claim closed except for the inclusion of the technical features that are expressly listed except for the conventional impurities associated therewith. If the term occurs in only one clause of the claims, it is defined only to the elements explicitly recited in that clause, and elements recited in other clauses are not excluded from the overall claims.
The term "parts by mass" is intended to indicate a mass ratio relationship between a plurality of components, for example: if X component is X parts by mass and Y component is Y parts by mass, the mass ratio of the X component to the Y component is X: Y; 1 part by mass may represent any mass, for example: 1 part by mass may be expressed as 1kg or 3.1415926 kg. The sum of the parts by mass of all the components is not necessarily 100 parts, and may be more than 100 parts, less than 100 parts, or equal to 100 parts. Parts, ratios and percentages described herein are by mass unless otherwise indicated.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured," etc., are to be construed broadly, as for example: can be fixedly connected, can also be detachably connected or integrally connected; 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 herein can be understood by those of ordinary skill in the art as appropriate.
When concentrations, temperatures, pressures, dimensions, or other parameters are expressed as ranges of values, the ranges are to be understood as specifically disclosing all ranges formed from any pair of upper, lower, and preferred values within the range, regardless of whether ranges are explicitly recited; for example, if a numerical range of "2 ~ 8" is recited, then the numerical range should be interpreted to include ranges of "2 ~ 7", "2 ~ 6", "5 ~ 7", "3 ~ 4 and 6 ~ 7", "3 ~ 5 and 7", "2 and 5 ~ 7", and the like. Unless otherwise indicated, the numerical ranges recited herein include both the endpoints thereof and all integers and fractions within the numerical range.
The terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship that is indicated based on the orientation or positional relationship shown in the drawings for ease of description and simplicity of description only, and are not intended to imply or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting herein.
The sectional sedimentation tank device suitable for the micro-porous carrier biological system provided by the present invention is described in detail below. Details not described in the embodiments of the present invention belong to the prior art known to those skilled in the art. The embodiment of the present invention does not indicate specific conditions, and the operation is performed according to conventional conditions in the art or conditions suggested by the manufacturer. The reagent or the instrument used in the embodiment of the utility model does not indicate the manufacturer, and is a conventional product which can be purchased and obtained through market.
As shown in fig. 1, the embodiment of the present invention provides a sectional sedimentation tank device suitable for a microporous carrier biological system, including:
the device comprises a biochemical sludge sedimentation tank 3, a first diversion trench 2, a chemical sludge sedimentation tank 5, a second diversion trench 4, a dosing assembly, a pneumatic stirring assembly, a water outlet discharge pipe 8, a residual sludge discharge pipe 9, a sludge reflux pump 10, a chemical sludge pipe 11 and a sludge discharge pipe 12; wherein the content of the first and second substances,
the front end of the biochemical sludge sedimentation tank 3 is provided with the first diversion trench 2 connected with the water outlet end of the biochemical tank 1;
the front end is provided with the second diversion trench 4 which is connected with the water outlet end of the biochemical sludge sedimentation tank 3 through the second diversion trench 4;
the dosing assembly and the pneumatic stirring assembly are both connected into the second diversion trench 4;
the rear end of the chemical sludge sedimentation tank 5 is provided with the water outlet discharge pipe 8;
the bottom of the biochemical sludge sedimentation tank 3 is provided with the residual sludge discharge pipe 9, and the residual sludge discharge pipe 9 returns to the biochemical tank 1 through a sludge return pipe provided with the sludge return pump 10;
the residual sludge discharge pipe 9 is connected with the sludge discharge pipe 12;
the bottom of the chemical sludge sedimentation tank 5 is provided with the chemical sludge pipe 11, and the chemical sludge pipe 11 is connected with the sludge discharge pipe 12.
In the above device, the medicine adding assembly includes:
a medicine feeding device 6 and a medicine feeding pipe 7; wherein the content of the first and second substances,
the dosing port of the dosing device 6 is connected into the second diversion trench 4 through the dosing pipe 7.
In the above apparatus, the apparatus comprises:
the fan 13 passes through the air pipe 14; wherein the content of the first and second substances,
the air outlet of the fan 13 is connected to the second guiding gutter 4 through the air pipe 14. This kind of pneumatic stirring subassembly can be with wind-force stirring mode, evenly stir the chemical agent that adds the medicine subassembly and add the second guiding gutter fast, promotes chemical agent reaction effect.
In the above device, the second guiding gutter 4 is a vertically arranged long and narrow gutter body.
In the above device, the first guiding gutter 2 is a vertically arranged long and narrow gutter body.
The first diversion trench 2, the biochemical sludge sedimentation tank 3, the second diversion trench 4 and the chemical sludge sedimentation tank 5 are integrated structures built together. The structure is more compact and the occupied area is smaller. It can be known that the device can be further combined with a biochemical pool to form an integrated structure to form an integrated device for treating the sewage through the biochemical precipitation of the microorganism carrier.
In the device, the biochemical sludge sedimentation tank 3 and the chemical sludge sedimentation tank 5 are both provided with inclined plate fillers. Can increase their precipitation effect.
To sum up, the utility model discloses through the first guiding gutter that the setting connects gradually, biochemical sludge sedimentation tank, second guiding gutter chemical sludge sedimentation tank forms one kind and can the segmentation deposit mud, provide the sludge sedimentation tank device of mud to biochemical pond backward flow before chemical agent adds, under the prerequisite that does not too much increase treatment facility, low-cost has realized avoiding chemical sediment to block up biochemical pond carrier surface mass transfer passageway, increase the life cycle of micropore carrier in the biological system, reduce the running cost that adds the carrier among the operation process, promote treatment effect, the engineering range of application of small-size integration micropore carrier biological equipment has further been increaseed.
In order to show the technical scheme and the produced technical effect more clearly, the following embodiment is used to describe the sectional sedimentation tank device applicable to the microporous carrier biological system provided by the embodiment of the present invention in detail.
Examples
As shown in fig. 1, the embodiment of the present invention provides a sectional sedimentation tank device suitable for a microporous carrier biological system, which can be used as a sedimentation treatment unit or a sedimentation treatment module in a small-sized integrated device in a rural area, and the device comprises: the device comprises a biochemical sludge sedimentation tank 3, a first diversion trench 2, a chemical sludge sedimentation tank 5, a second diversion trench 4, a dosing assembly (comprising a dosing device 6 and a dosing pipe 7), a pneumatic stirring assembly (comprising a fan 13 and an air pipe 14), a water outlet discharge pipe 8, a residual sludge discharge pipe 9, a sludge reflux pump 10, a chemical sludge pipe 11 and a sludge discharge pipe 12;
the connection relation and the working mode of each part of the sectional sedimentation tank device are as follows: the effluent of a biochemical pool 1 (the inside of which is provided with a microbial carrier) enters a biochemical sludge sedimentation pool 3 through a first diversion trench 2, the activated sludge from the biochemical pool 1 is subjected to sludge-water separation, the effluent clarification effect is realized, the part of the precipitated activated sludge is lifted and refluxed to the front end of the biochemical pool 1 through a residual sludge discharge pipe 9 and a sludge reflux pump 10 through a sludge reflux pipe to supplement the microbial biomass of the biochemical pool 1 at the front end, the concentration of the activated sludge in the pool is ensured, and the part of the residual sludge is discharged through the residual sludge discharge pipe 9;
supernatant of the biochemical sludge sedimentation tank 3 enters a second diversion trench 4 at the rear end, a chemical phosphorus removal agent in the dosing device 6 enters the second diversion trench 4 through a dosing pipe 7, and a fan 13 introduces gas into the second diversion trench 4 through a gas pipe 14 to realize stirring of the chemical phosphorus removal agent and sewage, promote quick reaction of the chemical phosphorus removal agent and pollutants in the sewage, and enable the chemical phosphorus removal agent and the pollutants in the sewage to be mixed more uniformly, so as to improve the phosphorus removal effect;
the mixed sewage enters a chemical sludge sedimentation tank 5 to realize sedimentation and sludge-water separation of chemical sludge, further improve the sedimentation effect of activated sludge and reduce the SS value of the effluent;
the treated effluent enters the next treatment unit through an effluent discharge pipe 8 at the upper part of the rear end of the chemical sludge sedimentation tank 5;
chemical sludge settled in the chemical sludge settling tank 5 is mixed with residual sludge in the residual sludge discharge pipe 9 through the chemical sludge pipe 11 and then is automatically discharged to the sludge treatment unit through the sludge discharge pipe 12.
To sum up, the utility model discloses segmentation sedimentation tank device has following advantage at least:
(1) the activated sludge and chemical sludge precipitation functions are arranged in a partition mode, so that the activity of microorganisms in a biological system and the performance of a microporous carrier are effectively guaranteed, and the effluent quality is discharged up to the standard.
(2) Set up independent second guiding gutter before chemical sludge settling tank to add and establish pneumatic agitating unit, realize the high-efficient mixture of medicament and sewage, guarantee dephosphorization effect and reduce the medicament volume of throwing in, reduce running cost.
(3) The processing function is added, but the size change is not large, the occupied area and the investment are saved, and the integrated equipment is easily combined with the original biochemical system.
(4) Simple structure, short process flow, no addition of power equipment and low operation cost.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
Claims (7)
1. A staged sedimentation tank device adapted for use in a microporous carrier biological system, comprising:
the device comprises a biochemical sludge sedimentation tank (3), a first diversion trench (2), a chemical sludge sedimentation tank (5), a second diversion trench (4), a dosing assembly, a pneumatic stirring assembly, a water outlet discharge pipe (8), a residual sludge discharge pipe (9), a sludge reflux pump (10), a chemical sludge pipe (11) and a sludge discharge pipe (12); wherein, the first and the second end of the pipe are connected with each other,
the front end of the biochemical sludge sedimentation tank (3) is provided with the first diversion trench (2) connected with the water outlet end of the biochemical tank (1);
the front end of the biochemical sludge sedimentation tank is provided with the second diversion trench (4) which is connected with the water outlet end of the biochemical sludge sedimentation tank (3) through the second diversion trench (4);
the dosing assembly and the pneumatic stirring assembly are both connected into the second diversion trench (4);
the rear end of the chemical sludge sedimentation tank (5) is provided with the water outlet discharge pipe (8);
the bottom of the biochemical sludge sedimentation tank (3) is provided with the residual sludge discharge pipe (9), and the residual sludge discharge pipe (9) flows back into the biochemical tank (1) through a sludge return pipe provided with the sludge return pump (10);
the residual sludge discharge pipe (9) is connected with the sludge discharge pipe (12);
the bottom of the chemical sludge sedimentation tank (5) is provided with the chemical sludge pipe (11), and the chemical sludge pipe (11) is connected with the sludge discharge pipe (12).
2. The staged sedimentation tank device for use in a microporous carrier biosystem as claimed in claim 1, wherein the dosing assembly comprises:
a medicine feeding device (6) and a medicine feeding pipe (7); wherein the content of the first and second substances,
the medicine feeding port of the medicine feeding device (6) is connected to the second flow guide groove (4) through the medicine feeding pipe (7).
3. The staged sedimentation device for use in a microporous carrier biosystem as claimed in claim 1 or 2, wherein the pneumatic agitation assembly comprises:
the fan (13) passes through the air pipe (14); wherein the content of the first and second substances,
an air outlet of the fan (13) is connected into the second diversion trench (4) through the air pipe (14).
4. The staged sedimentation device suitable for use in a microporous carrier biosystem as claimed in claim 1 or 2, wherein the second guiding gutter (4) is a vertically arranged elongated trough body.
5. The staged sedimentation device suitable for use in a microporous carrier biosystem as claimed in claim 1 or 2, wherein the first guiding gutter (2) is a vertically arranged elongated gutter body.
6. The sectional sedimentation tank device suitable for the microporous carrier biological system according to claim 1 or 2, wherein the first diversion trench (2), the biochemical sludge sedimentation tank (3), the second diversion trench (4) and the chemical sludge sedimentation tank (5) are integrated structures built together.
7. The sectional sedimentation tank device suitable for the microporous carrier biological system according to claim 1 or 2, wherein inclined plate packing is arranged in each of the biochemical sludge sedimentation tank (3) and the chemical sludge sedimentation tank (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123118709.6U CN216472743U (en) | 2021-12-13 | 2021-12-13 | Sectional sedimentation tank device suitable for micropore carrier biological system |
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| CN202123118709.6U CN216472743U (en) | 2021-12-13 | 2021-12-13 | Sectional sedimentation tank device suitable for micropore carrier biological system |
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| CN216472743U true CN216472743U (en) | 2022-05-10 |
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| CN202123118709.6U Active CN216472743U (en) | 2021-12-13 | 2021-12-13 | Sectional sedimentation tank device suitable for micropore carrier biological system |
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