CN210711089U - High protein wastewater pretreatment system - Google Patents
High protein wastewater pretreatment system Download PDFInfo
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- CN210711089U CN210711089U CN201920571612.4U CN201920571612U CN210711089U CN 210711089 U CN210711089 U CN 210711089U CN 201920571612 U CN201920571612 U CN 201920571612U CN 210711089 U CN210711089 U CN 210711089U
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- coagulating sedimentation
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Abstract
The utility model discloses a high protein wastewater pretreatment of water system, including electric filter bed, coagulating sedimentation tank, electric filter bed and advance water piping connection, be equipped with positive pole, negative pole, filter material in the electric filter bed, positive pole and negative pole are connected with the power, and the filter material setting is between positive pole, negative pole, and the electric filter bed passes through communicating pipe to be connected with coagulating sedimentation tank, coagulating sedimentation tank and play water piping connection are equipped with the measuring pump and the pipeline formula blender that are used for adding the flocculating agent on communicating pipe. The electric filter bed is equipped with electrode, filter material, through the electro catalytic oxidation, makes long chain protein molecule decompose into short chain protein molecule, and trace iron ion and the protein molecule effect of surface area negative charge reduce the electrostatic repulsion between the protein molecule, promote subsiding of protein, and aquatic protein is got rid of to the high efficiency, reduces waste water COD value, the utility model discloses equipment cost obviously reduces, and the medicament volume of adding reduces, effectively reduces the purification cost, provides the advantage for the advanced treatment of protein waste water.
Description
Technical Field
The utility model belongs to the technical field of waste water treatment, specifically speaking relates to a high protein pretreatment of water system.
Background
With the increasing demand of people for marine fish products, various fish products are continuously pushed to the market. However, a large amount of industrial wastewater is often generated in the production process of fish products, the wastewater is rich in a large amount of fish protein, colloid, insoluble suspended matters and the like, the protein content can reach 5000-30000 mg/L, the COD value can reach 10000-20000 mg/L, and the treatment difficulty is large. The random discharge of the high-protein wastewater can cause water eutrophication, and a large number of aquatic animals die, thereby seriously harming the environment. Therefore, efficient treatment of such wastewater is imminent. At present, the treatment of high protein wastewater mainly adopts a mixing process of coagulation flocculation and air flotation separation, and the process has the following defects: (1) the occupied area is large; (2) when the protein concentration in the wastewater is high, protein colloid is formed, the flocculation difficulty is high, and the dosage of the medicament is large.
In view of this, the present invention is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in overcoming prior art not enough, provides a high protein wastewater pretreatment systems, for solving above-mentioned technical problem, the utility model discloses a technical scheme's basic design is:
the utility model provides a high protein wastewater pretreatment of water system, includes electric filter bed, coagulating sedimentation jar, and electric filter bed and water piping connection are equipped with positive pole, negative pole, filter material in the electric filter bed, and positive pole and negative pole are connected with the power, and the filter material setting is between positive pole, negative pole, the electric filter bed passes through communicating pipe and is connected with coagulating sedimentation jar, coagulating sedimentation jar and play water piping connection, be equipped with measuring pump and the pipeline formula blender that is used for adding the flocculating agent on communicating pipe.
Further, the electric filter bed is in a groove shape, the water inlet pipe and the communicating pipe are arranged on the side wall close to the top of the tank body, one end of the anode and the cathode is connected with the top of the tank body, the other end of the anode and the cathode extend vertically to the bottom of the tank body, the filter material is placed through the fixing net, and the fixing net is connected with the top of the tank body.
Further, the fixed net is columnar or plate-shaped, and the fixed net is a stainless steel net.
Further, the anode is a graphite plate, and the cathode is a stainless steel plate.
Further, the filter material is zeolite, or a mixed material consisting of zeolite and scrap iron in a mass ratio of 1: 1.
Further, the coagulating sedimentation tank is the trough-shaped, is equipped with the baffle that is used for guiding rivers in the coagulating sedimentation tank, the baffle is the tubulose to the setting is at cell body central point, and communicating pipe runs through the cell body and stretches into intraductally, and an open end and the cell body top of body are connected, and another open end extends to the cell body bottom.
Furthermore, the coagulating sedimentation tank is provided with an effluent weir, and the effluent weir is arranged near the water outlet pipe.
Furthermore, the electric filter bed and the coagulating sedimentation tank are respectively provided with a valve for discharging sludge, the electric filter bed and the coagulating sedimentation tank are respectively provided with a funnel part for collecting sludge, and the valves are arranged on bottom feet of the funnel parts.
Furthermore, the electric filter beds are connected in series, and the electric filter beds at the two ends of the series connection end are respectively connected with the water inlet pipe and the coagulating sedimentation tank.
After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.
The utility model discloses the electrofilter bed is equipped with electrode, filter material, through the electro catalytic oxidation, makes long chain protein molecule decompose into short chain protein molecule, and trace iron ion and the protein molecule effect of surface negative charge reduce the electrostatic repulsion force between the protein molecule, promote subsiding of protein, and aquatic protein is got rid of to the high efficiency, reduces waste water COD value, simultaneously, the utility model discloses equipment cost obviously reduces than prior art, and the agent volume of adding reduces, effectively reduces the purification cost, provides the advantage for the deep treatment of protein waste water.
The utility model is simple in operation, the structure is simple and clear, and the practicality is stronger, is suitable for the popularization and uses.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
in the figure: 1-an electric filter bed; 2-a coagulating sedimentation tank; 3-water inlet pipe; 4-communicating tube; 5-water outlet pipe; 6-a power supply; 7-a metering pump; 8-a valve; 9-filtering materials; 10-an anode; 11-a cathode; 12-a baffle plate; 13-effluent weir.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", 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 simplification of description, but do 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, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
As shown in figure 1, the high protein wastewater pretreatment system of this embodiment, including electric filter bed 1, coagulating sedimentation tank 2, electric filter bed 1 is the trough-like, and electric filter bed 1 is connected with inlet tube 3, and electric filter bed 1 is connected with coagulating sedimentation tank 2 through communicating pipe 4, and inlet tube 3, communicating pipe 4 all set up on the lateral wall near the cell body top. An anode 10, a cathode 11 and a filter material 9 are arranged in the electric filter bed 1, one end of the anode 10 and one end of the cathode 11 are connected with the top of the tank body, the other end of the anode extends vertically to the bottom of the tank body, the motor plate is not contacted with the bottom and the side wall of the tank body, and the anode 10 and the cathode 11 are electrically connected with an external power supply 6. Here, the anode 10 is a graphite plate, and the cathode 11 is a stainless steel plate. The filter material 9 is arranged between the anode 10 and the cathode 11, the filter material 9 is held by a fixing net, the fixing net is connected with the top of the tank body, in this example, the fixing net is columnar and is positioned at the central position in the tank body, of course, the fixing net can also be plate-shaped, the fixing net is a stainless steel net, and the filter material 9 is zeolite or a mixed material consisting of zeolite and scrap iron with the mass ratio of 1:1, preferably the mixed material.
The electric filter bed 1 is connected with the coagulating sedimentation tank 2 through a communicating pipe 4, and a metering pump 7 and a pipeline type mixer for adding a flocculating agent are arranged on the communicating pipe 4. The coagulating sedimentation tank 2 is connected with the water outlet pipe 5, the coagulating sedimentation tank 2 is in a groove shape, and a baffle plate 12 used for guiding water flow is arranged in the coagulating sedimentation tank 2. The baffle 12 is tubular and is arranged at the central part of the tank body, the communicating pipe 4 penetrates through the tank body and extends into the pipe, one open end of the pipe body is connected with the top of the tank body, and the other open end extends towards the bottom of the tank body.
When the filter material is used, protein wastewater enters the tank body of the electric filter bed 1 from the water inlet pipe 3, the power supply 6 supplies power to the electrodes, the wastewater is subjected to electrocatalytic oxidation in the electric filter bed 1, long-chain protein molecules are decomposed into short-chain protein molecules, the filter material 9 can not only filter and adsorb, but also provide trace iron ions, the trace iron ions can act with the protein molecules with negative charges on the surface, the electrostatic repulsion force among the protein molecules is reduced, and the protein sedimentation is promoted. Then, waste water gets into coagulating sedimentation jar 2 by communicating pipe 4 in, adds the flocculating agent when communicating pipe 4 passes through, and waste water gets into coagulating sedimentation jar 2 after, makes it collect downwards earlier by the effect of baffle 12, overflows gradually, after the certain time sediment, obtains the clear water of purification, deposits and collects in the bottom, and clear water is discharged by outlet pipe 5. In order to facilitate the discharge of the sludge in the electric filter bed 1 and the coagulating sedimentation tank 2, the electric filter bed 1 and the coagulating sedimentation tank 2 are both provided with funnel parts for collecting the sludge, and the bottom end of each funnel part is provided with a valve 8 for discharging the sludge, so that the discharge of the precipitated sludge is conveniently controlled. In order to ensure uniform overflow when the clear water is discharged, the coagulating sedimentation tank 2 is provided with an effluent weir 13, and the effluent weir 13 is arranged near the water outlet pipe 5.
It should be noted that, the quality of water of high protein waste water differs, for guaranteeing to the abundant purification of protein, uses the utility model discloses before the system purification treatment, according to quality of water judgement, can set up the electric filter bed 1 of a plurality of series connections, the electric filter bed 1 that is located series connection ending both ends is connected with inlet tube 3, coagulating sedimentation jar 2 respectively, through different ranks, the effect of purifying step by step, guarantees the purifying effect of protein.
The utility model discloses method for high protein wastewater is handled to system, includes following step:
step 1, high protein wastewater is led into an electric filter bed 1 from a water inlet pipe 3, a power supply 6 is turned on, an anode 10 and a cathode 11 in the electric filter bed 1 are electrified, the wastewater enters a communicating pipe 4 after the wastewater is subjected to electrocatalytic oxidation by an electrode and a filter material 9 in the electric filter bed 1, and bottom sediment is discharged by a valve 8. According to the actual water quality condition, a plurality of electric filter beds 1 can be connected in series to purify step by step.
And 2, when the wastewater passes through the communicating pipe 4, adding a flocculating agent into the communicating pipe 4 by using a metering pump 7 on the communicating pipe 4, enabling the wastewater added with the flocculating agent to flow into the coagulating sedimentation tank through a pipeline type mixer in a coagulating way, leading the wastewater by using a baffle plate 12, collecting the wastewater from bottom to top in the coagulating sedimentation tank 2, and settling for a period of time after collecting a certain amount of wastewater.
And 3, the clear water after precipitation flows out of the water outlet pipe 5 through the water outlet weir 13 and is discharged through the water outlet pipe, and the sludge accumulated at the bottom of the coagulating sedimentation tank 2 is discharged through the valve 8.
The utility model discloses electrofilter bed 1 is equipped with electrode, filter material 9, through the electro catalytic oxidation, makes long chain protein molecule decompose into short chain protein molecule, and trace iron ion and the protein molecule effect of surface negative charge reduce the electrostatic repulsion force between the protein molecule, promote subsiding of protein, and aquatic protein is got rid of to the high efficiency, reduces waste water COD value, simultaneously, the utility model discloses equipment cost obviously reduces than prior art, and the agent dosage of adding reduces, effectively reduces the purification cost, provides the advantage for the deep treatment of protein waste water.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.
Claims (8)
1. The utility model provides a high protein wastewater pretreatment system which characterized in that, includes electric filter bed, coagulating sedimentation jar, and electric filter bed and water piping connection are equipped with positive pole, negative pole, filter material in the electric filter bed, and positive pole and negative pole are connected with the power, and the filter material setting is between positive pole, negative pole, the electric filter bed passes through communicating pipe and is connected with coagulating sedimentation jar, and coagulating sedimentation jar and play water piping connection, be equipped with measuring pump and the pipeline formula blender that is used for adding the flocculating agent on communicating pipe.
2. The high protein wastewater pretreatment system of claim 1, wherein the electric filter bed is trough-shaped, the water inlet pipe and the communicating pipe are both arranged on the side wall close to the top of the tank body, one end of the anode and the cathode is connected with the top of the tank body, the other end extends vertically to the bottom of the tank body, the filter material is contained by a fixing net, and the fixing net is connected with the top of the tank body.
3. The high protein wastewater pretreatment system of claim 2, wherein the fixing net is in a shape of a column or a plate, and the fixing net is a stainless steel net.
4. The high protein wastewater pretreatment system of claim 1, wherein said anode is graphite plate and said cathode is stainless steel plate.
5. The high protein wastewater pretreatment system of claim 1, wherein the coagulation sedimentation tank is trough-shaped, a baffle for guiding water flow is arranged in the coagulation sedimentation tank, the baffle is tubular and is arranged at the center of the tank body, the communicating pipe penetrates through the tank body and extends into the pipe, one open end of the pipe body is connected with the top of the tank body, and the other open end extends to the bottom of the tank body.
6. The high protein wastewater pretreatment system of claim 1, wherein said coagulation sedimentation tank is provided with an effluent weir disposed adjacent to the effluent pipe.
7. The high protein wastewater pretreatment system of claim 1, wherein the electric filter bed and the coagulating sedimentation tank are provided with valves for discharging sludge, the electric filter bed and the coagulating sedimentation tank are provided with funnel parts for collecting sludge, and the valves are arranged at the bottom feet of the funnel parts.
8. The high protein wastewater pretreatment system according to any one of claims 1 to 7, wherein the number of the electric filter beds is several, several electric filter beds are connected in series, and the electric filter beds at the two ends of the series connection end are respectively connected with the water inlet pipe and the coagulating sedimentation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920571612.4U CN210711089U (en) | 2019-04-24 | 2019-04-24 | High protein wastewater pretreatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920571612.4U CN210711089U (en) | 2019-04-24 | 2019-04-24 | High protein wastewater pretreatment system |
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| CN210711089U true CN210711089U (en) | 2020-06-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110183010A (en) * | 2019-04-24 | 2019-08-30 | 广西广宇水资源技术开发有限公司 | A kind of high protein waste water pretreatment system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110183010A (en) * | 2019-04-24 | 2019-08-30 | 广西广宇水资源技术开发有限公司 | A kind of high protein waste water pretreatment system and method |
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