CN215756935U - Sewage purification device based on heavy metal pollution - Google Patents
Sewage purification device based on heavy metal pollution Download PDFInfo
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- CN215756935U CN215756935U CN202122265647.5U CN202122265647U CN215756935U CN 215756935 U CN215756935 U CN 215756935U CN 202122265647 U CN202122265647 U CN 202122265647U CN 215756935 U CN215756935 U CN 215756935U
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Abstract
The utility model relates to the field of water treatment, in particular to a sewage purification device based on heavy metal pollution, which comprises a box body, wherein a water inlet is formed in the left end of the box body and positioned above the box body, a charging opening is formed in the top end of the box body and one side close to the water inlet, the top end of the box body and positioned in the center of the box body are fixedly connected with a motor, an output shaft of the motor penetrates through the top end of the box body and extends to the interior of the box body and is fixedly connected with a stirring rod, a partition plate is fixedly connected to the inner wall of the box body and positioned below the stirring rod, a vertical plate is vertically arranged at the bottom end of the partition plate and positioned in the center of the partition plate, and the partition plate and the vertical plate divide the bottom end of the inner wall of the box body into a chamber to be treated and a purification chamber; according to the utility model, the treatment effect of the sewage can be improved by carrying out three-stage treatment on the heavy metals in the sewage; the addition of a certain amount of purifying agent into the sewage can convert most heavy metals in the sewage from a dissolved ion state into insoluble compounds for precipitation, thereby reducing the use cost of the purifying agent.
Description
Technical Field
The utility model relates to the field of water treatment, in particular to a sewage purification device based on heavy metal pollution.
Background
With the rapid development of economy, a large amount of wastewater is generated in the industrial production process, so that the problem of heavy metal pollution of water in China is very prominent, the pollution of sediments in rivers, lakes and reservoirs is very serious, the wastewater can be absorbed by soil or plants, animals and the like, and the heavy metal pollutants finally enter human bodies as the top ends of food chains, so that the human bodies are harmed to the health, and therefore, the heavy metal wastewater needs to be treated.
The existing equipment for treating heavy metal pollution generally has the problems of poor purification capacity, single purification mode, large used purification dosage and high purification cost.
Therefore, a sewage purification device based on heavy metal pollution is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sewage purification device based on heavy metal pollution, and mainly solves the problem of heavy metal pollution
In order to achieve the purpose, the utility model provides the following technical scheme:
a sewage purification device based on heavy metal pollution comprises a box body, wherein a water inlet is formed in the left end of the box body and positioned above the box body, a charging hole is formed in the top end of the box body and one side close to the water inlet, a motor is fixedly connected to the top end of the box body and positioned at the central position, an output shaft of the motor penetrates through the top end of the box body and extends to the inner part of the box body, a plurality of groups of stirring blades are vertically and side by side arranged on the outer surface of the stirring rod, the plurality of groups of stirring blades are annularly and uniformly distributed on the outer surface of the stirring rod, a filter plate is fixedly connected to the inner wall of the box body and positioned below the stirring rod, a partition plate is fixedly connected to the inner wall of the box body and positioned below the filter plate, a vertical plate is vertically arranged at the bottom end of the partition plate and positioned at the central position, and the bottom end of the vertical plate is fixedly connected with the bottom end of the inner wall of the box body, the baffle is separated into pending cavity and purification cavity with the inner wall bottom of box with the riser, the backward flow hole has been seted up to the upper end of baffle and the top that is located pending cavity, the inner wall bottom fixedly connected with water pump of pending cavity, the surface of box and the right side that is located purification cavity have seted up the outlet, the outlet is linked together with the inner wall that purifies the cavity.
When a user needs to use the device, firstly, sewage containing heavy metals is discharged into the box body from the water inlet, then a certain amount of purifying agent (the main component is ethylene diamine tetraacetic acid disodium salt) is added into the box body through the charging hole, so that the purifying agent flows into the box body along with water flow, then the motor is started, and the motor drives the stirring blades to stir the sewage through the stirring rod, so that the purifying agent is fully mixed with the sewage, and the reaction efficiency is improved; because the disodium ethylene diamine tetraacetate is an important complexing agent and can be used for complexing metal ions and separating metals, most heavy metals in the sewage can be converted into indissolvable compounds from a dissolved ion state to be precipitated, and the sewage is subjected to primary treatment; then after filtering sewage through the filter plate, the sewage flows back into the chamber to be treated from the backflow holes in the partition plate, the treated sewage is pumped into the purification chamber through the water pump for further treatment, and finally the sewage is discharged out of the tank body through the water outlet, so that the sewage can be subjected to multistage treatment, the treatment effect of the sewage is improved, and the use cost of the purifying agent is reduced.
Preferably, a plurality of round holes are uniformly formed in the upper end of the filter plate, and the diameter of each round hole is 5-9 mm.
The round hole of being convenient for packs the adsorbed layer, and the stability of reinforcing adsorbed layer prevents that the aperture is too big to lead to the adsorbed layer to take place to damage under the impact of rivers.
Preferably, the round holes are filled with a microorganism adsorption layer.
Because the microorganism has strong affinity adsorption performance to heavy metals, toxic metal ions can be accumulated at different parts of cells or combined on extracellular matrix, or slightly chelated on soluble or insoluble biopolymer to form complex with heavy metal ions, so that secondary treatment can be carried out on the sewage after primary treatment, partial heavy metals contained in the sewage are adsorbed, and the filtering effect is improved.
Preferably, the end fixedly connected with inlet tube of intaking of water pump, the other end of inlet tube extends to the inner wall bottom of pending cavity, the play water end fixedly connected with outlet pipe of water pump, the other end of outlet pipe runs through the left end of riser and is linked together with the inner wall of purifying the cavity.
After the sewage enters the secondary treatment, the sewage in the chamber to be treated can be pumped into the purification chamber through the water pump for the tertiary treatment, and the treatment effect of the sewage is further improved.
Preferably, the inner wall of the purification chamber is fixedly connected with a fixing frame at one side close to the water outlet, and a reverse osmosis membrane is fixedly connected with the outer surface of the fixing frame.
The fixing frame can fix the reverse osmosis membrane, so that the reverse osmosis membrane is prevented from deforming due to overlarge pressure of sewage, and the sewage can impact the left end of the fixing frame after being pumped into the purification chamber, so that the sewage is diffused to the periphery, the direct impact of the sewage on the surface of the reverse osmosis membrane can be reduced, the reverse osmosis membrane is prevented from being damaged, and the service life is prolonged; under the extrusion force effect of water, can make the hydrone pass reverse osmosis membrane and enter into fixed frame in, filter the surface at reverse osmosis membrane with the heavy metal and the impurity of aquatic to can improve the treatment effect of sewage.
Preferably, the reverse osmosis membrane is a composite reverse osmosis membrane material.
The compact layer of the composite membrane can be made very thin, which is beneficial to reducing the dragging pressure; meanwhile, a transition area is eliminated, and the compression resistance and the tightness are good.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the treatment effect of the sewage can be improved by carrying out three-stage treatment on the heavy metals in the sewage; by adding a certain amount of purifying agent into the sewage, most heavy metals in the sewage can be converted into insoluble compounds from a dissolved ion state to be precipitated, so that the use cost of the purifying agent is reduced; by arranging the stirring rod, the purifying agent is fully mixed with the sewage, so that the reaction efficiency is improved; by arranging the microbial adsorption layer, when the sewage is filtered, part of heavy metals contained in the sewage are adsorbed, so that the filtering effect is improved; through setting up reverse osmosis membrane, under the extrusion force effect of water, can be so that the hydrone passes reverse osmosis membrane, filters the surface at reverse osmosis membrane with the heavy metal and the impurity of aquatic to can further improve the treatment effect of sewage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural view of the fixing frame of the present invention.
In the figure: the device comprises a box body 1, a water inlet 2, a water outlet 3, a feed inlet 4, a motor 5, a stirring rod 6, stirring blades 7, a filtering plate 8, a round hole 81, a microorganism adsorption layer 811, a vertical plate 9, a partition plate 10, a backflow hole 101, a to-be-treated chamber 11, a purification chamber 12, a water pump 13, a fixed frame 14 and a reverse osmosis membrane 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution:
a sewage purification device based on heavy metal pollution comprises a box body 1, a water inlet 2 is arranged at the left end of the box body 1 and above the box body, a charging hole 4 is arranged at the top end of the box body 1 and one side close to the water inlet 2, a motor 5 is fixedly connected at the top end of the box body 1 and at the central position, an output shaft of the motor 5 penetrates through the top end of the box body 1 and extends to an inner fixedly connected stirring rod 6 of the box body 1, a plurality of groups of stirring blades 7 are vertically arranged on the outer surface of the stirring rod 6 side by side, the groups of stirring blades 7 are annularly and uniformly distributed on the outer surface of the stirring rod 6, a filter plate 8 is fixedly connected on the inner wall of the box body 1 and below the stirring rod 6, a partition plate 10 is fixedly connected on the inner wall of the box body 1 and below the filter plate 8, a vertical plate 9 is arranged at the central position and at the bottom end of the partition plate 10, and the bottom end of the vertical plate 9 is fixedly connected with the bottom end of the inner wall of the box body 1, baffle 10 and riser 9 separate into pending cavity 11 and purification cavity 12 with the inner wall bottom of box 1, and the return opening 101 has been seted up to the upper end of baffle 10 and the top that is located pending cavity 11, and the inner wall bottom fixedly connected with water pump 13 of pending cavity 11, and outlet 3 has been seted up to the surface of box 1 and the right side that is located purification cavity 12, and outlet 3 is linked together with the inner wall that purifies cavity 12.
When a user needs to use the device, firstly, sewage containing heavy metals is discharged into the box body 1 from the water inlet 2, then a certain amount of purifying agent (the main component is disodium ethylenediamine tetraacetic acid) is added into the box body 1 through the feed inlet 4, so that the purifying agent flows into the box body 1 along with water flow, then the motor 5 is started, the motor 5 drives the stirring blade 7 to stir the sewage through the stirring rod 6, so that the purifying agent is fully mixed with the sewage, the reaction efficiency is improved, and because disodium ethylenediamine tetraacetic acid is an important complexing agent and can be used for complexing metal ions and separating metals, most of heavy metals in the sewage can be converted into insoluble compounds from a dissolved ion state to precipitate, and the sewage is subjected to primary treatment; then after the sewage is filtered by the filter plate 8, the sewage flows back into the chamber to be treated 11 from the return holes 101 on the partition plate 10, the treated sewage is pumped into the purifying chamber 12 by the water pump 13, and finally the sewage is discharged out of the box body 1 through the water outlet 3, so that the sewage can be treated in multiple stages, the sewage treatment effect is improved, and the use cost of the purifying agent is reduced.
As an embodiment of the present invention, a plurality of circular holes 81 are uniformly formed at the upper end of the filter plate 8, and the diameter of the circular holes 81 is set to be 5-9 mm.
Be convenient for pack the adsorbed layer in the round hole 81, the stability of reinforcing adsorbed layer prevents that the aperture is too big to lead to the adsorbed layer to take place to damage under the impact of rivers.
In one embodiment of the present invention, the circular hole 81 is filled with a microbial adsorbing layer 811.
Because the microorganism has strong affinity adsorption performance to heavy metals, toxic metal ions can be accumulated at different parts of cells or combined on extracellular matrix, or slightly chelated on soluble or insoluble biopolymer to form complex with heavy metal ions, so that secondary treatment can be carried out on the sewage after primary treatment, partial heavy metals contained in the sewage are adsorbed, and the filtering effect is improved.
As an embodiment of the utility model, the water inlet end of the water pump 13 is fixedly connected with a water inlet pipe, the other end of the water inlet pipe extends to the bottom end of the inner wall of the chamber to be treated 11, the water outlet end of the water pump 13 is fixedly connected with a water outlet pipe, and the other end of the water outlet pipe penetrates through the left end of the vertical plate 9 and is communicated with the inner wall of the purification chamber 12.
After the sewage is subjected to secondary treatment, the sewage in the chamber 11 to be treated can be pumped into the purifying chamber 12 through the water pump 13 for tertiary treatment, so that the treatment effect of the sewage is further improved.
In one embodiment of the present invention, a fixed frame 14 is fixedly connected to the inner wall of the purification chamber 12 on the side close to the drain port 3, and a reverse osmosis membrane 15 is fixedly connected to the outer surface of the fixed frame 14.
The fixing frame 14 can fix the permeable membrane, so that the reverse osmosis membrane is prevented from deforming due to overlarge pressure of sewage, and the sewage can impact the left end of the fixing frame 14 after being pumped into the purification chamber 12, so that the sewage is diffused to the periphery, the direct impact of the sewage on the surface of the reverse osmosis membrane can be reduced, the reverse osmosis membrane is prevented from being damaged, and the service life is prolonged; under the extrusion force effect of water, can make the hydrone pass reverse osmosis membrane 15 and enter into fixed frame 14 in, filter the surface at reverse osmosis membrane 15 with the heavy metal and the impurity of aquatic to can improve the treatment effect of sewage.
As one embodiment of the present invention, the reverse osmosis membrane 15 is a composite reverse osmosis membrane material.
The compact layer of the composite membrane can be made very thin, which is beneficial to reducing the dragging pressure; meanwhile, a transition area is eliminated, and the compression resistance and the tightness are good.
The working principle is as follows: when a user needs to use the device, firstly, sewage containing heavy metals is discharged into the box body 1 from the water inlet 2, then a certain amount of purifying agent (the main component is disodium ethylenediamine tetraacetic acid) is added into the box body 1 through the feed inlet 4, so that the purifying agent flows into the box body 1 along with water flow, then the motor 5 is started, the motor 5 drives the stirring blade 7 to stir the sewage through the stirring rod 6, so that the purifying agent is fully mixed with the sewage, the reaction efficiency is improved, and because disodium ethylenediamine tetraacetic acid is an important complexing agent and can be used for complexing metal ions and separating metals, most of heavy metals in the sewage can be converted into insoluble compounds from a dissolved ion state to precipitate, and the sewage is subjected to primary treatment;
after the sewage is subjected to primary treatment, as microorganisms have strong affinity adsorption performance to heavy metals, toxic metal ions can be accumulated at different parts of cells or combined to extracellular matrix, or slightly chelated on soluble or insoluble biopolymer to form a complex with the heavy metal ions, so that secondary treatment can be performed on the sewage through the microorganism adsorption layer 811 on the filter plate 8, part of heavy metals contained in the sewage are adsorbed, and the filtering effect is improved;
after sewage enters the secondary treatment, sewage flows back to the chamber 11 to be treated from the return hole 101 on the baffle 10, sewage after treatment is pumped into the purification chamber 12 through the water pump 13 again to carry out tertiary treatment, after the liquid stored in the purification chamber 12 reaches a certain amount, sewage can form certain extrusion force to the surface of the reverse osmosis membrane 15, can make the hydrone pass through the reverse osmosis membrane 15 and enter into fixed frame 14, filter the heavy metal and the impurity in aquatic at the surface of reverse osmosis membrane 15, thereby can improve the treatment effect of sewage, at last discharge box 1 through outlet 3, thereby can carry out multilevel processing to sewage, improve the treatment effect of sewage, reduce the use cost of purifying agent.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a sewage purification device based on heavy metal pollution, includes box (1), its characterized in that: the water inlet (2) is arranged at the left end of the box body (1) and above the box body, the feeding port (4) is arranged at one side of the top end of the box body (1) and close to the water inlet (2), the motor (5) is fixedly connected at the top end of the box body (1) and located at the center position, the output shaft of the motor (5) penetrates through the top end of the box body (1) and extends to the inner part of the box body (1) and is fixedly connected with a stirring rod (6), a plurality of groups of stirring blades (7) are vertically arranged on the outer surface of the stirring rod (6) side by side, the plurality of groups of stirring blades (7) are annularly and uniformly distributed on the outer surface of the stirring rod (6), the inner wall of the box body (1) is arranged below the stirring rod (6) and is fixedly connected with a filter plate (8), and the inner wall of the box body (1) is arranged below the filter plate (8) and is fixedly connected with a partition plate (10), the bottom of baffle (10) just is located central point and puts vertical installation riser (9), the bottom of riser (9) and the inner wall bottom fixed connection of box (1), baffle (10) and riser (9) separate into pending cavity (11) and purification cavity (12) with the inner wall bottom of box (1), backflow hole (101) have been seted up to the upper end of baffle (10) and the top that is located pending cavity (11), the inner wall bottom fixed connection of pending cavity (11) has water pump (13), outlet (3) have been seted up on the surface of box (1) and the right side that is located purification cavity (12), outlet (3) are linked together with the inner wall that purifies cavity (12).
2. The sewage purification device based on heavy metal pollution according to claim 1, wherein: a plurality of round holes (81) are uniformly formed in the upper end of the filter plate (8), and the diameter of each round hole (81) is set to be 5-9 mm.
3. The sewage purification device based on heavy metal pollution according to claim 2, wherein: the round hole (81) is filled with a microorganism adsorption layer (811).
4. The sewage purification device based on heavy metal pollution according to claim 1, wherein: the water pump (13) intake end fixedly connected with inlet tube, the other end of inlet tube extends to the inner wall bottom of pending cavity (11), the play water end fixedly connected with outlet pipe of water pump (13), the other end of outlet pipe runs through the left end of riser (9) and is linked together with the inner wall of purifying cavity (12).
5. The sewage purification device based on heavy metal pollution according to claim 1, wherein: the inner wall of purification cavity (12) just is close to one side fixedly connected with fixed frame (14) of outlet (3), the outer fixed surface of fixed frame (14) is connected with reverse osmosis membrane (15).
6. The sewage purification device based on heavy metal pollution according to claim 5, wherein: the reverse osmosis membrane (15) adopts a composite reverse osmosis membrane material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122265647.5U CN215756935U (en) | 2021-09-17 | 2021-09-17 | Sewage purification device based on heavy metal pollution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122265647.5U CN215756935U (en) | 2021-09-17 | 2021-09-17 | Sewage purification device based on heavy metal pollution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215756935U true CN215756935U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122265647.5U Active CN215756935U (en) | 2021-09-17 | 2021-09-17 | Sewage purification device based on heavy metal pollution |
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|---|---|
| CN (1) | CN215756935U (en) |
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2021
- 2021-09-17 CN CN202122265647.5U patent/CN215756935U/en active Active
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