CN208617655U - A kind of heavy metal sewage treatment equipment - Google Patents
A kind of heavy metal sewage treatment equipment Download PDFInfo
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- CN208617655U CN208617655U CN201821181536.8U CN201821181536U CN208617655U CN 208617655 U CN208617655 U CN 208617655U CN 201821181536 U CN201821181536 U CN 201821181536U CN 208617655 U CN208617655 U CN 208617655U
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- tank
- flotation tank
- heavy metal
- flotation
- side wall
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Abstract
The utility model relates to a kind of heavy metal sewage treatment equipments, belong to technical field of industrial sewage treatment, it includes reaction tank, flotation tank, microorganism pond and settling tank, the reaction tank is connected to by pipeline with flotation tank, flotation tank is connected to by pipeline with microorganism pond, and airfloat equipment is provided on the bottom wall in flotation tank, is additionally provided with Despumation device on the side wall of flotation tank, microorganism pond is connected to by pipeline with settling tank, and the discharge outlet being in communication with the outside is offered on the side wall of settling tank；After sewage is chemically reacted in reaction tank, heavy metal in sewage reacts to form metallic compound not soluble in water with the chemical reagent of reaction tank, subsequent sewage enters in flotation tank, metal compound swims on the liquid level in flotation tank and forms offscum in flotation tank, offscum is removed and is stored by Despumation device at this time, the heavy metal sewage treatment equipment collects the compound of heavy metal, convenient to utilize again, reduces the waste of resource.
Description
Technical field
The utility model relates to technical field of industrial sewage treatment more particularly to a kind of heavy metal sewage treatment equipments.
Background technique
Heavy metal containing sewage refers to the sewage containing heavy metal, is a kind of trade effluent more serious for environmental pollution.
The direct emission of these sewage not only results in serious environmental pollution, and is also the waste of resource.
Notification number is that the Chinese patent of CN207537312U discloses a kind of domestic sewage processing system containing heavy metal, is wrapped
It includes and contacts aerating oxidation area, filler reaction zone and Ecological Restoration Area between the gravel that water (flow) direction is set gradually；It is contacted between the gravel
Aerating oxidation area is filled with the porous gravel of gradation, and bottom is provided with aeration tube, and internal dispensing activated sludge；The filler reaction
Multi-level deflector plate and renewable sorptive filler are provided in area.The beneficial effects of the utility model are: using physics-biofacies
In conjunction with mode, the sanitary sewage containing heavy metal is handled using aerating oxidation area and filler reaction zone is contacted between gravel, most
Perfect biological chain circulation is set up afterwards, realizes the deep purifying of sewage.
Although year the sewage disposal system have the advantages that low consumption and environmental protection, the heavy metal in sewage can not arrive receipts
Collection, so that the heavy metal resources in sewage are wasted.
Utility model content
The purpose of this utility model is to provide a kind of heavy metal sewage treatment equipments, obtain with the heavy metal in sewage
The advantages of collection.
The above-mentioned purpose of the utility model has the technical scheme that a kind of heavy metal-polluted water process is set
Standby, including reaction tank, flotation tank, microorganism pond and settling tank, the reaction tank is connected to by pipeline with flotation tank, flotation tank
It is connected to by pipeline with microorganism pond, microorganism pond is connected to by pipeline with settling tank, is offered on the side wall of settling tank and outside
The discharge outlet of boundary's connection；
It is provided with airfloat equipment on bottom wall in flotation tank, Despumation device is additionally provided on the side wall of flotation tank, it is described to remove
Foam device includes blower and deposits foam box, and the blower is arranged on the upper edge of flotation tank, and the flotation tank is far from the outer of blower
Side wall is connect with foam box is deposited, and is offered on the side wall of flotation tank for entering the notch for depositing foam box, institute for the offscum in flotation tank
State the liquid level setting that side wall of the notch close to ground is higher than in flotation tank.
Implement above-mentioned technical proposal, heavy metal and reaction tank after sewage is chemically reacted in reaction tank, in sewage
Chemical reagent react to form metallic compound not soluble in water, subsequent sewage and metallic compound are from reaction tank and flotation tank
Connectivity part enters in flotation tank, and the airfloat equipment in flotation tank discharges bubble at flotation tank bottom, and the bubble in flotation tank is attached to
It on metallic compound and drives metal compound to swim on the liquid level in flotation tank to form offscum, blower blows offscum and makes to float at this time
Foam is mobile to notch direction, when offscum is more offscum heap get lodged at notch and passed through under the action of the wind-force of blower notch into
Enter to deposit to wait in foam box and utilize again, which collect the compound of heavy metal, so that weight
Metal is collected, convenient to utilize again, reduces the waste of resource.
Further, it is provided on the side wall of the flotation tank and leads foam plate for what offscum was directed into notch, it is described to lead foam
Plate is obliquely installed inclined higher-end and the inner sidewall of flotation tank connects, and the lower end for leading foam plate is set lower than the liquid level in flotation tank
It sets.
Implement above-mentioned technical proposal, lead the setting of foam plate so that offscum in flotation tank more accessible to notch at, convenient pair
The collection of offscum.
Further, slot is offered on the side wall of the notch, and the plate that can close notch is inserted in the slot.
Implement above-mentioned technical proposal, when deposit filled in foam box after, plate is inserted into slot by operator, close notch, this
When operator the offscum deposited in foam box can be cleared up.
Further, mounting plate is provided on the lateral wall of the flotation tank, the foam box of depositing is placed on a mounting board.
Implement above-mentioned technical proposal, deposits the placement of foam box and make the installation and removal for depositing foam more convenient on a mounting board, when
Depositing foam box and filling rear operator to deposit foam box with changing in time.
Further, partition is provided in flotation tank, partition will be divided into two cavitys in flotation tank, the notch, air bearing are set
The connectivity part of standby and microorganism pond and flotation tank is in same cavity, and the connectivity part setting of flotation tank and reaction tank is in another sky
It is intracavitary.
Implement above-mentioned technical proposal, the setting of partition reduces the contact of offscum with the connectivity part of flotation tank and reaction tank,
Reduce the phenomenon that offscum heap gets lodged in the connectivity part of flotation tank and reaction tank.
Further, vertical perpendicular to being provided on setting microorganism pond and the side wall of flotation tank connectivity part in the microorganism pond
Directly stayed between ground and the baffle of interleaved distribution, one end of side wall of the baffle far from microorganism pond baffle adjacent thereto
There is gap.
Implement above-mentioned technical proposal, the setting of baffle is so that bond area of the microorganism in microorganism pond increases, conveniently
The breeding of microorganism improves the content of microorganism in microorganism pond, so that being capable of handling more into the sewage in microorganism pond
Thoroughly.
Further, it is provided perpendicular to ground in the settling tank and settling tank is separated into the water fender of two cavitys,
The connectivity part of the settling tank and microorganism pond, settling tank are arranged in different cavitys from extraneous connectivity part, the water blocking
Side wall of the plate far from ground is arranged lower than the upper edge of settling tank and is higher than settling tank and extraneous connectivity part is arranged.
Implement above-mentioned technical proposal, enters to carry in the sewage in settling tank from microorganism pond and be partially insoluble in water
Impurity, the impurity not soluble in water in sewage is precipitated in settling tank at this time, and the water after sedimentation is discharged from settling tank,
Reduce the content of the impurities in water of discharge.
Further, the agitating paddle for stirring liquid in reaction tank is provided in reaction tank, the agitating paddle and motor pass
Dynamic connection.
Implement above-mentioned technical proposal, for sewage in reaction, agitating paddle is stirred sewage so that sewage is anti-in reaction tank
That answers is more thorough.
In conclusion the utility model has the following beneficial effects:
One, the heavy metal sewage treatment equipment collects the compound of heavy metal, so that heavy metal is collected,
It is convenient to utilize again, reduce the waste of resource;
Two, the setting of partition reduces the contact of offscum with the connectivity part of flotation tank and reaction tank, and it is stifled to reduce offscum heap
The connectivity part of flotation tank and reaction tank the phenomenon that.
Detailed description of the invention
Fig. 1 is the whole structural schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the flotation tank of the utility model embodiment；
Fig. 3 is the structural schematic diagram in the microorganism pond of the utility model embodiment.
Appended drawing reference: 1, reaction tank；11, agitating paddle；12, support frame；13, motor；2, flotation tank；21, airfloat equipment；
22, blower；23, foam box is deposited；24, foam plate is led；25, notch；251, slot；252, plate；26, mounting plate；27, partition；3, micro-
Biological tank；31, baffle；4, settling tank；41, discharge outlet；42, water fender.
Specific embodiment
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
Embodiment:
As shown in Figure 1, a kind of heavy metal sewage treatment equipment, including reaction tank 1, flotation tank 2, microorganism pond 3 and sedimentation
Pond 4, reaction tank 1 are connected to by pipeline with flotation tank 2, and flotation tank 2 is connected to by pipeline with microorganism pond 3, and microorganism pond 3 is logical
Piping is connected to settling tank 4, and the discharge outlet 41 being in communication with the outside is offered on the side wall of settling tank 4.
As shown in Figure 1, be provided with the agitating paddle 11 for stirring liquid in reaction tank 1 in reaction tank 1, reaction tank 1 it is upper
It is provided with support frame 12 on edge, motor 13, the rotation axis connection of agitating paddle 11 and motor 13 are provided on support frame 12.Reaction
The connectivity part of pond 1 and flotation tank 2 is arranged far from ground.
As shown in Figure 1, 2, partition 27 is provided in flotation tank 2, partition 27 will be divided into two cavitys in flotation tank 2, wherein
One chamber is connected to reaction tank 1 and connectivity part is arranged far from ground, another is intracavitary to be provided with airfloat equipment 21 and and microorganism
Pond 3 is connected to.Despumation device is additionally provided on the side wall of flotation tank 2, including blower 22 is arranged with foam box 23, blower 22 is deposited in air bearing
On the upper edge in pond 2, notch 25 is offered on 2 side wall of flotation tank of face blower 22, and be additionally provided at notch 25 inclined
Foam plate 24 is led, the lower end for leading foam plate 24 protrudes into the lower section of liquid level in flotation tank 2.On 2 lateral wall of flotation tank and in notch 25
Underface is provided with mounting plate 26, is placed on mounting plate 26 and deposits foam box 23.Slot 251 is also provided on the cell wall of notch 25,
Plate 252 can be plugged in slot 251.When foam box 23 is deposited in replacement, plate 252 is inserted into slot 251 by operator, makes plate
Operator can replace 252 closing notches 25 to foam box 23 is deposited at this time.The setting of slot 251 and plate 252, which is reduced, grasps
Make personnel when foam box 23 is deposited in replacement offscum waste the phenomenon that.
As shown in Figure 1,3, in microorganism pond 3 perpendicular to being arranged on setting microorganism pond 3 and the side wall of 2 connectivity part of flotation tank
There are the baffle 31 perpendicular to ground and interleaved distribution, one end of side wall of the baffle 31 far from microorganism pond 3 gear adjacent thereto
There are gaps between plate 31.The surface roughness of baffle 31 is greater than Ra6.4 in the present embodiment, and baffle 31 is more coarse to facilitate micro- life
The attachment of object.
As shown in Figure 1, being provided perpendicular to ground in settling tank 4 and settling tank 4 being separated into the water fender of two cavitys
42, settling tank 4 is arranged in different cavitys from the discharge outlet 41 that the connectivity part in microorganism pond 3 and settling tank 4 are in communication with the outside,
Side wall of the water fender 42 far from ground is arranged lower than the upper edge of settling tank 4 and is higher than settling tank 4 and extraneous connectivity part is arranged.
Discharge outlet 41 is arranged far from ground and is arranged lower than water fender 42 far from the side wall on ground.
The treatment process of sewage: precipitating reagent is added into reaction tank 1 by operator after sewage is sent into reaction tank 1, electric at this time
Machine 13 drives the rotation of agitating paddle 11 to stir the sewage in reaction tank 1, and the sewage in reaction tank 1 made is reacted with precipitating reagent
More sufficiently, the heavy metal in sewage formed after react in reaction tank 1 compound not soluble in water and with sewage inflow gas
In floating pond 2.It is accommodated in the side of partition 27 into the water in flotation tank 2, diffuses in partition 27 after liquid level is higher than partition 27
The other side, at this time airfloat equipment 21 discharge bubble bubble is attached on compound not soluble in water, bubbles entrain chemical combination
Object, which is swum in, forms offscum on liquid level.Liquid level is brushed with the starting of rear fan 22, moves 24 direction of offscum guide foam plate on liquid level
It is dynamic, after offscum, which is moved to, to be led on foam plate 24, it is finally reached at notch 25 along leading 24 surface of foam plate and move under the action of the forces of the wind,
And it falls to and is deposited in foam box 23 under the action of mutual pushing force between offscum.The sewage of removal offscum then flows to microorganism
In pond 3, and heavy metal remaining in sewage is handled under the action of microorganism.Treated sewage enters sedimentation basin into
Row precipitating first carries out first time precipitating in the side of water fender 42, reaches water fender 42 after liquid level is higher than water fender 42
The other side carry out second and precipitate, sewage after precipitation is discharged from discharge outlet 41, which subtracts
Lack the content of heavy metal in sewage, while the compound containing heavy metal is collected, and compound is facilitated to utilize again, reduces money
Source waste.
Claims (8)
1. a kind of heavy metal sewage treatment equipment, which is characterized in that including reaction tank (1), flotation tank (2), microorganism pond (3) and
Settling tank (4), the reaction tank (1) are connected to by pipeline with flotation tank (2), and flotation tank (2) passes through pipeline and microorganism pond
(3) it is connected to, microorganism pond (3) are connected to by pipeline with settling tank (4), are offered and are in communication with the outside on the side wall of settling tank (4)
Discharge outlet (41)；
It is provided on bottom wall in flotation tank (2) airfloat equipment (21), is additionally provided with Despumation device on the side wall of flotation tank (2),
The Despumation device includes blower (22) He Cunmo box (23), and the blower (22) is arranged on the upper edge of flotation tank (2), institute
It states flotation tank (2) to connect far from the lateral wall of blower (22) with foam box (23) is deposited, offer on the side wall of flotation tank (2) for supplying
Offscum in flotation tank (2) enters the notch (25) for depositing foam box (23), and side wall of the notch (25) close to ground is higher than air bearing
Liquid level setting in pond (2).
2. a kind of heavy metal sewage treatment equipment according to claim 1, which is characterized in that the side of the flotation tank (2)
Be provided on wall for offscum to be directed into leading foam plate (24) for notch (25), it is described lead foam plate (24) be obliquely installed it is inclined compared with
The high-end inner sidewall with flotation tank (2) is connect, and leads the lower end of foam plate (24) lower than the liquid level setting in flotation tank (2).
3. a kind of heavy metal sewage treatment equipment according to claim 1, which is characterized in that the side wall of the notch (25)
On offer slot (251), is inserted with the plate (252) that can close notch (25) in the slot (251).
4. a kind of heavy metal sewage treatment equipment according to claim 1, which is characterized in that outside the flotation tank (2)
It is provided on side wall mounting plate (26), the foam box (23) of depositing is placed on mounting plate (26).
5. a kind of heavy metal sewage treatment equipment according to claim 1, which is characterized in that be provided in flotation tank (2)
Partition (27), partition (27) will be divided into two cavitys, the notch (25), airfloat equipment (21) and microorganism in flotation tank (2)
In same cavity, the connectivity part of flotation tank (2) and reaction tank (1) is arranged at another connectivity part of pond (3) and flotation tank (2)
In cavity.
6. a kind of heavy metal sewage treatment equipment according to claim 1, which is characterized in that in the microorganism pond (3)
Perpendicular to setting microorganism pond (3) and flotation tank (2) connectivity part side wall on be provided perpendicular to ground and interleaved distribution
Baffle (31), there are gaps between one end baffle (31) adjacent thereto of side wall of the baffle (31) far from microorganism pond (3).
7. a kind of heavy metal sewage treatment equipment according to claim 1, which is characterized in that set in the settling tank (4)
It is equipped with the water fender (42) that two cavitys are separated into perpendicular to ground and by settling tank (4), the settling tank (4) and microorganism pond
(3) connectivity part, settling tank (4) are arranged in different cavitys from extraneous connectivity part, and the water fender (42) is far from ground
Side wall lower than the upper edge of settling tank (4) setting and be higher than settling tank (4) and extraneous connectivity part is arranged.
8. a kind of heavy metal sewage treatment equipment according to claim 1, which is characterized in that be provided in reaction tank (1)
For stirring the agitating paddle (11) of reaction tank (1) interior liquid, the agitating paddle (11) and motor (13) are sequentially connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821181536.8U CN208617655U (en) | 2018-07-24 | 2018-07-24 | A kind of heavy metal sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821181536.8U CN208617655U (en) | 2018-07-24 | 2018-07-24 | A kind of heavy metal sewage treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208617655U true CN208617655U (en) | 2019-03-19 |
Family
ID=65707188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821181536.8U Expired - Fee Related CN208617655U (en) | 2018-07-24 | 2018-07-24 | A kind of heavy metal sewage treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208617655U (en) |
-
2018
- 2018-07-24 CN CN201821181536.8U patent/CN208617655U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20210724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |