CN208980462U - Heavy metal sewage treatment equipment and heavy metal-polluted water treatment system - Google Patents
Heavy metal sewage treatment equipment and heavy metal-polluted water treatment system Download PDFInfo
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- CN208980462U CN208980462U CN201821119404.2U CN201821119404U CN208980462U CN 208980462 U CN208980462 U CN 208980462U CN 201821119404 U CN201821119404 U CN 201821119404U CN 208980462 U CN208980462 U CN 208980462U
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Abstract
The utility model discloses a kind of heavy metal sewage treatment equipments, it is related to technical field of sewage, including sewage treatment pot, sewage treatment pot is internally provided with netted fixed supported slab, the precipitation plate for being divided into lower heavy metal chelating chamber and Shang Mo filtering chamber is provided on netted fixed supported slab, the lower end of sewage treatment pot offers the equal heavy metal chelating agent import being connected with lower heavy metal chelating chamber, flocculant import, wastewater inlet and mud discharging mouth, Shang Mo filtering chamber is internally provided with submerged ultrafiltration component, the water outlet of submerged ultrafiltration component is communicated with suction pump by pipeline, the water inlet of submerged ultrafiltration component is communicated with backwashing pump by pipeline.The utility model additionally provides a kind of heavy metal-polluted water treatment system including above-mentioned heavy metal sewage treatment equipment.Heavy metal sewage treatment equipment and heavy metal-polluted water treatment system all have the advantage that simple process, occupied area are small, easy to operate.
Description
Technical field
The utility model relates to technical field of sewage more particularly to a kind of heavy metal sewage treatment equipments and heavy metal
Sewage disposal system.
Background technique
With the development of economy, the continuous improvement of industrial level, it is strong that the increasingly exacerbation of heavy metal pollution has become human body
One of health and the chief threat of ecological environment.In general, heavy metal pollution main source industrial pollution, and industrial pollution passes through mostly
Waste residue, waste water, exhaust gas are discharged into environment, are enriched in humans and animals, plant, to cause very big danger to the health of environment and people
Evil.Heavy metal ion not biodegradable, bioconcentration are their ability to the main reason for generating significant damage.Therefore, weight
Metallic pollution has caused the great attention of countries in the world scientist, and it is extremely urgent to solve this problem.
Currently, there are many heavy metal method in processing water both at home and abroad, mainly there are absorption method, chemical method, hyperfiltration, electrochemistry
Method, ion-exchange etc..Although the conventional treatment of heavy metal wastewater thereby is generally implemented, due to industrial wastewater complicated components, again
Metal form is different, proposes mark emission reduction requirement in face of increasingly strict, still lacks the further treatment technique of economical and efficient at present.
Such as: the utility model patent of Patent No. ZL201720594482.7 discloses a kind of effluent containing heavy metal ions processing
System, which includes pretreatment pool, for pre-processing effluent containing heavy metal ions；Waste water acid-base property
It neutralizes device and is connected to pretreatment pool；Reverse osmosis membrane filtration system connectivity is in pretreatment pool, for obtaining the supernatant of pretreatment pool
Liquid simultaneously carries out osmosis filtration processing to the supernatant, obtains film concentrated water and film produces water, and is pre- for film concentrated water to be back to
Processing pond；Absorption processing system is connected to pretreatment pool, for obtaining the supernatant of pretreatment pool and inhaling to the supernatant
Attached processing obtains column and produces water；Emissions adjustment pond is respectively communicated in absorption processing system, reverse osmosis membrane filtration system, emissions adjustment
Pond produces water and film production water for matching mixed column, obtains outer draining.
Although although the effluent containing heavy metal ions processing system can play the role of purification of heavy metal ion waste water,
That there are techniques is tediously long, the problems such as taking up a large area, is cumbersome.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of heavy metal-polluted water process to set
It is standby, have the advantages that simple process, occupied area are small, easy to operate.
The above-mentioned technical purpose of the utility model has the technical scheme that
Heavy metal sewage treatment equipment, including sewage treatment pot, the sewage treatment pot are internally provided with netted fixation
Supporting plate is provided with the precipitating for being divided into lower heavy metal chelating chamber and Shang Mo filtering chamber on the netted fixed supported slab
Plate, the lower end of the sewage treatment pot offer the equal heavy metal chelating agent import being connected with lower heavy metal chelating chamber, wadding
Solidifying agent import, wastewater inlet and mud discharging mouth, the Shang Mo filtering chamber is internally provided with submerged ultrafiltration component, the leaching
Do not have the water outlet of formula hyperfiltration membrane assembly to be communicated with suction pump by pipeline, the water inlet of the submerged ultrafiltration component passes through pipe
Road is communicated with backwashing pump.
By using above technical scheme, the sewage to be treated containing heavy metal enters sewage treatment by wastewater inlet
Heavy metal chelating agent and flocculation is added from heavy metal chelating agent import and flocculant import at this time in the lower heavy metal chelating chamber of tank
Agent, heavy metal chelating agent can be to the heavy metal physical absorptions in sewage, so as to avoid traditional chemical method to a huge sum of money
While category is handled and secondary pollution is caused, it is heavy that the addition of flocculant can react generation with the heavy metal ion in sewage
It forms sediment, preferably the heavy metal in sewage can be separated from sewage, further, with the rising of water level, be set to
Heavy metal chelating agent barrier falls it to lower heavy metal chelating chamber, processed sewage after rise by the precipitation plate in sewage treatment pot
Further filtration treatment is carried out into Shang Mo filtering chamber, complies with regulation, then by being connected with the pipeline of suction pump
The water extraction that processing is completed, design is scientific and reasonable for this equipment, and simple process, occupied area is few, improves the effect of sewage treatment
Rate and quality, it is the problem of avoiding secondary pollution in sewage disposal process, easy to operate.
The utility model is further arranged to: the sewage treatment pot is internally provided with through the precipitation plate and netted
The agitating shaft of fixed supported slab, the agitating shaft is in being provided with stirring blade component in lower heavy metal chelating chamber；At the sewage
The outside of reason tank is provided with the driving motor of driving agitating shaft rotation.
By using above technical scheme, driving motor drives agitating shaft rotation, to drive the paddle on agitating shaft
Piece component rotates in lower heavy metal chelating chamber, to make to catch into the indoor flocculant of lower heavy metal chelating chamber, heavy metal
It catches agent and the sewage containing heavy metal is uniformly mixed, sufficiently reacts, and then increase heavy metal sewage treatment equipment to heavy metal
Processing capacity.
The utility model is further arranged to: the stirring blade component includes compatible with sewage treatment pot sidewall
One blade and the second blade compatible with sewage treatment pot bottom wall, first blade is by being fixedly arranged on the agitating shaft
On, second blade is fixedly arranged on the agitating shaft by the second connector.
By using above technical scheme, increase stirring power, prevents heavy metal chelating agent and flocculant from bonding and be adsorbed onto dirt
On the side wall or bottom wall of water treatment tank, so that heavy metal chelating agent and wadding that lower heavy metal chelating chamber is reacted with heavy metal containing sewage
The content of solidifying agent is reduced, and influences the ability to heavy metal sewage treatment.
The utility model is further arranged to: the first blade is arranged in cambered surface, the extrados of first blade to sewage
Processing pot sidewall is equidistant.
By using above technical scheme, the first blade is arranged in cambered surface, increases the first blade and sewage treatment pot sidewall
Contact area so that agitating shaft drive the first blade rotation when, on the one hand, can preferably strike off and be stranded in sewage treatment pot side
Heavy metal chelating agent and floccule body on wall, react it sufficiently in heavy metal containing sewage, save the cost, on the other hand, can avoid
The solidfied material to be formed is reacted in sewage with flocculant to be sticky on the side wall of sewage treatment pot, influences the use of equipment.Two first
The extrados of blade is equidistant to sewage treatment pot sidewall, so that agitating shaft will not generate bias in rotation, reduction is stirred
The vibration of axis is mixed, service life is increased.
The utility model is further arranged to: the bottom wall of the sewage treatment pot is in tapered setting, and second blade is in
Cambered surface setting, extrados being equidistant to sewage treatment pot bottom wall of second blade.
By using above technical scheme, on the one hand, be conducive to the solidfied material that discharge is fallen on sewage treatment pot bottom wall, separately
On the one hand, extrados being equidistant to sewage treatment pot bottom wall of two second blades, so that agitating shaft will not be produced in rotation
It is raw eccentric, reduce the vibration of agitating shaft, increases service life.
The utility model is further arranged to: is installed on the side wall of the sewage treatment pot for installing immersion ultrafiltration
The fixed frame of membrane module, the submerged ultrafiltration component and fixed frame are detachably fixed connection.
By using above technical scheme, convenient for the installation and removal and cleaning of submerged ultrafiltration component.
The utility model is further arranged to: the mud discharging mouth is opened in the lowest positions of sewage treatment pot.
By using above technical scheme, the sewage containing heavy metal reacts generation with heavy metal chelating agent and flocculant
Solidfied material can be drop on the bottom wall of sewage treatment pot under the effect of gravity, since the bottom wall of sewage treatment pot is in tapered setting,
Solidfied material slides under the effect of gravity, and the lowest positions that mud discharging mouth is opened in sewage treatment pot are conducive to the abundant row of solidfied material
Out.
The above-mentioned technical purpose of the utility model has the technical scheme that
Heavy metal-polluted water treatment system, including heavy metal sewage treatment equipment described above, at the heavy metal containing sewage
Reason system further includes walkthrough pond, and the suction pump and backwashing pump pass through pipeline respectively and be connected to the walkthrough pond, described
Walkthrough pond is communicated with draining pump by pipeline, the water outlet of the draining pump by three-way connection be connected separately with drainpipe and
Return pipe, the sewage treatment pot offer refluxing opening, and the return pipe is connected to the lower heavy metal chelating by refluxing opening
Chamber；The return pipe is provided with return valve, and the drainpipe is provided with water discharging valve.
By using above technical scheme, walkthrough pond is set up, the water that heavy metal sewage treatment equipment processing is completed is passed through
It is connected with drawing water for pipeline and is pumped into blowoff basin, by examining the quality of the water in walkthrough pond to decide whether to carry out secondary place
Reason, so that the water of walkthrough pond discharge all reaches criterion of acceptability, meanwhile, it is super using the water backwashing immersion in walkthrough pond
Filter membrane component, economizes on resources.
The utility model is further arranged to: being provided on the pipeline between submerged ultrafiltration component and suction pump
Flowmeter is provided with water storage valve on the pipeline between submerged ultrafiltration component and walkthrough pond.
By using above technical scheme, flowmeter detects the variation of water yield, and water yield reduction illustrates immersion ultrafiltration
The impurity of membrane module absorption is more, influences subsequent filtering and adsorption treatment, should recoil to submerged ultrafiltration component
Cleaning treatment is washed, the water quality after ensureing sewage treatment.
The utility model is further arranged to: being arranged on the pipeline between submerged ultrafiltration component and backwashing pump
There are back flush valves.
By using above technical scheme, back flush valves are set, when the impurity of hyperfiltration membrane assembly absorption is more, are opened
Back flush valves backwash ultrafiltration module, guarantee the filtration treatment ability of ultrafiltration module, the water after guaranteeing sewage treatment
Matter.
In conclusion the utility model has the following beneficial effects:
The first, the sewage to be treated containing heavy metal is entered the lower heavy metal chelating of sewage treatment pot by wastewater inlet
Heavy metal chelating agent and flocculant, heavy metal chelating agent is added from heavy metal chelating agent import and flocculant import at this time in chamber
It can be to the heavy metal physical absorption in sewage, so as to avoid traditional chemical method while handling heavy metal
And secondary pollution is caused, the addition of flocculant can react generation precipitating with the heavy metal ion in sewage, guarantee tiny weight
Metallic particles can it is effective and it is stable removed from water, can effectively reduce the concentration of heavy metal in sewage；
The second, with the rising of water level, heavy metal chelating agent barrier is made it by the precipitation plate being set in sewage treatment pot
It falls after rise to lower heavy metal chelating chamber, save the cost；
Third, processed sewage enter Shang Mo filtering chamber, and in such a way that submerged ultrafiltration is directly placed into, can
Processing further is filtered to sewage, so that sewage is further purified, while saving the occupied area of device；
4th, it is provided with walkthrough pond, is discharged using Smoking regime, pressure is low, saves power consumption, and can pass through inspection
The quality of water in walkthrough pond decides whether to carry out secondary treatment, so that the water of walkthrough pond discharge all reaches qualified mark
Standard, design is scientific and reasonable for this equipment, and simple process, occupied area is few, improves the efficiency and quality of sewage treatment, avoids dirt
It is easy to operate in water treatment procedure the problem of secondary pollution.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of heavy metal sewage treatment equipment；
Fig. 2 is the structural schematic diagram of heavy metal-polluted water treatment system.
In figure, 1, sewage treatment pot；11, Shang Mo filtering chamber；12, lower heavy metal chelating chamber；13, netted fixed branch
Plate；14, precipitation plate；15, flocculant dosing valve；16, heavy metal chelating agent dosing valve；17, sewage valve；18, mud valve
Door；2, driving motor；21, agitating shaft；211, the first blade；212, the second blade；3, submerged ultrafiltration component；31, it recoils
Wash pump；32, suction pump；33, flowmeter；34, back flush valves；4, walkthrough pond；41, water storage valve；42, draining pump；43, three
Pass joint；44, water discharging valve；45, return valve.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment 1: heavy metal sewage treatment equipment, as shown in Figure 1, include sewage treatment pot 1, sewage treatment pot 1 it is interior
It is partially lower heavy metal chelating chamber 12 and Shang Mo filtering chamber 11, lower heavy metal chelating chamber 12 and Shang Mo filtering chamber 11
Between fixed netted fixed supported slab 13, the fixed precipitation plate 14 in the top of netted fixed supported slab 13.The inside of sewage treatment pot 1 is also set
It is equipped with the agitating shaft 21 through precipitation plate 14 and netted fixed supported slab 13, agitating shaft 21 is in fixed in lower heavy metal chelating chamber 12
Connect stirring blade component.The center upper portion position of sewage treatment pot 1 is installed with the driving electricity for driving agitating shaft 21 to rotate
Machine 2, driving motor 2 are fixedly connected by fixed bracket with the top of sewage treatment pot 1.The bottom wall of sewage treatment pot 1 is taper
Setting.
Stirring blade component includes first leaf compatible with the side wall of lower heavy metal chelating chamber 12 of sewage treatment pot 1
Piece 211 and the second blade 211 compatible with 1 bottom wall of sewage treatment pot.First blade 211 by the first connecting bracket with
Agitating shaft 21 is fixedly connected, and the second blade 212 is fixedly connected by the second connecting bracket with agitating shaft 21.First blade 211 is in
Cambered surface setting, and the side wall of its extrados to lower heavy metal chelating chamber 12 is equidistant, the second blade 212 sets in cambered surface
It sets, and its extrados being equidistant to bottom wall.The extrados of first blade 211 descends heavy metal chelating chamber to sewage treatment pot 1
The distance of the extrados of the distance of the side wall of room 12 and the second blade 212 to 1 bottom wall of sewage treatment pot is set as 8cm.
The conical bottom wall side of sewage treatment pot 1 successively offers from top to bottom to be connected with lower heavy metal chelating chamber 12
Flocculant import, heavy metal chelating agent import and wastewater inlet.Correspondingly, flocculant import is equipped with flocculant dosing
Pipeline is provided with the flocculant dosing valve 15 that control flocculant is added in flocculant drug feeding pipeline；Heavy metal chelating agent import
Heavy metal chelating agent drug feeding pipeline is installed, is provided with what control heavy metal chelating agent was added in heavy metal chelating agent drug feeding pipeline
Heavy metal chelating agent dosing valve 16, wastewater inlet are equipped with wastewater inlet pipeline, and it is dirty that control is provided on wastewater inlet pipeline
The sewage valve 17 that water enters.The lowermost end of sewage treatment pot 1 offers the spoil disposal being connected with lower heavy metal chelating chamber 12
Mouthful, mud discharging mouth is equipped with spoil disposal pipeline, and mud valve 18 is provided on spoil disposal pipeline.
Submerged ultrafiltration component 3 is arranged in 11 inner top of Shang Mo filtering chamber, and submerged ultrafiltration component 3 passes through fixed frame
It is fixedly connected with the side wall of Shang Mo filtering chamber 11, and submerged ultrafiltration component 3 is detachably fixed with fixed frame and connect.Submergence
Formula hyperfiltration membrane assembly 3 is set as two groups, and two groups of submerged ultrafiltration components 3 are symmetrically distributed in the two sides of agitating shaft 21.Immersion
The water outlet of hyperfiltration membrane assembly 3 is communicated with suction pump 32 by pipeline, and the water inlet of submerged ultrafiltration component 3 is connected by pipeline
It is connected with backwashing pump 31.
Embodiment 2: heavy metal-polluted water treatment system, as shown in Fig. 2, being set including the heavy metal-polluted water process in embodiment 1
Standby and walkthrough pond 4.Heavy metal sewage treatment equipment bottom end opens up refluxing opening, and refluxing opening and heavy metal-polluted water process set interior
Lower heavy metal chelating chamber 12 is connected.Flowmeter is provided on pipeline between submerged ultrafiltration component 3 and suction pump 32
33, back flush valves 34 are provided on the pipeline between submerged ultrafiltration component 3 and backwashing pump 31.
Walkthrough pond 4 by connecting pipe respectively with the suction pump 32 that is set to 3 water outlet of submerged ultrafiltration component with
And its backwashing pump 31 of water inlet connects.Water storage is provided on pipeline between submerged ultrafiltration component 3 and walkthrough pond 4
Valve 41.
Walkthrough pond 4 is also connected with draining pump 42 by pipeline.The water outlet of draining pump 42 is distinguished by three-way connection 43
It is connected with drainpipe and return pipe, return pipe is connected by the refluxing opening of heavy metal-polluted water process with lower heavy metal chelating chamber 12
It is logical.Return pipe is provided with return valve 45, and drainpipe is provided with water discharging valve 44.
The use principle of the heavy metal sewage treatment equipment and heavy metal-polluted water treatment system:
(1) by wastewater inlet, treatment sewage is discharged into heavy metal sewage treatment equipment, by heavy metal chelating agent into
Heavy metal chelating agent and appropriate flocculant is added in mouth, flocculant import；
(2) opening driving motor 2 drives agitating shaft 21 to rotate, and stirs the mixture in lower heavy metal chelating chamber 12
It mixes；
(3) when the sewage in sewage treatment pot 1 rises, by the further purification of submerged ultrafiltration component 3, when water level reaches
Suction pump 32 is opened to certain liquid level, walkthrough pond 4 is discharged in processed water, if the content of beary metal in walkthrough pond 4
It is unqualified, return valve 45, which is opened, by the below standard water in walkthrough pond 4 carries out secondary treatment, until it is qualified, in blowoff basin
After water reach a certain height, opens draining pump 42 and carry out drainage sunk well.
(4) flowmeter 33 being arranged on the pipeline between submerged ultrafiltration component 3 and suction pump 32 is observed, flowmeter is worked as
When 33 display water yields are substantially reduced, suction pump 32 is closed, back flush valves 34 and backwashing pump 31 are opened, to immersion
Hyperfiltration membrane assembly 3 carries out back flush.
(5) it after the solid matter in heavy metal-polluted water treatment tank 1 accumulates to a certain extent, opens on spoil disposal pipeline
Mud valve 18, is discharged the solid matter of accumulation, guarantees heavy metal sewage treatment equipment and heavy metal-polluted water treatment system
To the processing capacity of heavy metal containing sewage.
It is 3m with water3/ h, mercury content are 3~5mg/L, for the heavy metal containing sewage of pH < 1, are handled, processing step
It is as follows:
(1) by wastewater inlet, the treatment sewage of above-mentioned different mercury contents is discharged into heavy metal sewage treatment equipment, is led to
Cross heavy metal chelating agent import, the heavy metal chelating agent and suitable flocculant of 350mg/L is added in flocculant import；
(2) opening driving motor 2 drives agitating shaft 21 to rotate, and stirs the mixture in lower heavy metal chelating chamber 12
It mixes；
(3) it when the heavy metal containing sewage rising in sewage treatment pot, is further purified by submerged ultrafiltration component 3, when
Water level reaches certain liquid level and opens suction pump 32, and processed water is discharged into walkthrough pond 4, after handling, it is discharged
The water outlet mercury content and water outlet pH value data of water are analyzed, and mercurous heavy metal containing sewage processing result is as shown in table 1.
1 water of table is 3m3/h difference pH sewage treatment result data table
| Number | It intakes mercury content (mg/L) | It is discharged mercury content (mg/L) | It is discharged pH value |
| 1 | 3.1 | 0.0003 | 8.5 |
| 2 | 4.6 | 0.0007 | 8.8 |
| 3 | 3.9 | 0.0005 | 8.1 |
| 4 | 4.7 | 0.0009 | 7.9 |
| 5 | 4.2 | 0.0007 | 8.1 |
As shown in table 1, the heavy metal containing sewage of different water inlet mercury contents passes through heavy metal sewage treatment equipment and heavy metal
It after sewage disposal system processing, produces water mercury concentration and is respectively less than 0.001mg/L, pH is 7.9~8.8, is much better than country
The discharge standard of 0.003mg/L, and pH can be achieved the purpose that neutralization.
It is 5m with water3/ h, mercury content are 0.1~1mg/L, for the heavy metal containing sewage of pH > 13, are handled, are handled
Steps are as follows:
(1) by wastewater inlet, the treatment sewage of above-mentioned different mercury contents is discharged into heavy metal sewage treatment equipment, is led to
Cross heavy metal chelating agent import, the heavy metal chelating agent and suitable flocculant of 60mg/L is added in flocculant import；
(2) opening driving motor 2 drives agitating shaft 21 to rotate, and stirs the mixture in lower heavy metal chelating chamber 12
It mixes；
(3) when the sewage in sewage treatment pot rises, by the further purification of submerged ultrafiltration component 3, when water level reaches
Suction pump 32 is opened to certain liquid level, walkthrough pond, after handling, the water outlet for the water that it is discharged is discharged in processed water
Mercury content and water outlet pH value data are analyzed, and mercurous heavy metal containing sewage processing result is as shown in table 2.
2 water of table is the different pH sewage treatment result data tables of 5m3/h
| Number | It intakes mercury content (mg/L) | It is discharged mercury content (mg/L) | It is discharged pH value |
| 6 | 0.2 | 0.0001 | 8.0 |
| 7 | 0.9 | 0.0006 | 8.9 |
| 8 | 1.0 | 0.004 | 7.2 |
| 9 | 0.5 | 0.0008 | 7.4 |
| 10 | 0.8 | 0.0004 | 8.3 |
As shown in table 2, the heavy metal containing sewage of different water inlet mercury contents passes through heavy metal sewage treatment equipment and heavy metal
It after sewage disposal system processing, produces water mercury concentration and is respectively less than 0.001mg/L, pH is 7.2~8.9, is much better than country
The discharge standard of 0.003mg/L, and pH can be achieved the purpose that neutralization.
In conclusion not only occupied area is small for this heavy metal sewage treatment equipment and heavy metal-polluted water treatment system, technique
Process is simple, easy to operate, and stronger to the processing capacity of the heavy metal containing sewage of different waters and different content of beary metal,
Heavy metal chelating, the ability of absorption are stronger.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. heavy metal sewage treatment equipment, which is characterized in that including sewage treatment pot (1), the inside of the sewage treatment pot (1)
It is provided with netted fixed supported slab (13), is provided on the netted fixed supported slab (13) and is divided into lower heavy metal chelating chamber
(12) and the precipitation plate (14) of Shang Mo filtering chamber (11), the lower end of the sewage treatment pot (1) offer equal and lower heavy metal
Capture heavy metal chelating agent import, flocculant import, wastewater inlet and mud discharging mouth that chamber (12) are connected, the upper film filtering
Chamber (11) is internally provided with submerged ultrafiltration component (3), and the water outlet of the submerged ultrafiltration component (3) passes through pipe
Road is communicated with suction pump (32), and the water inlet of the submerged ultrafiltration component (3) is communicated with backwashing pump (31) by pipeline.
2. heavy metal sewage treatment equipment according to claim 1, which is characterized in that the sewage treatment pot (1) it is interior
Portion is provided with the agitating shaft (21) through the precipitation plate (14) and netted fixed supported slab (13), agitating shaft (21) Yu Xiachong
Metal captures in chamber (12) and is provided with stirring blade component；The outside of the sewage treatment pot (1) is provided with driving agitating shaft
(21) driving motor (2) rotated.
3. heavy metal sewage treatment equipment according to claim 2, which is characterized in that the stirring blade component include with
Compatible first blade (211) of sewage treatment pot (1) side wall and the second blade compatible with sewage treatment pot (1) bottom wall
(212), first blade (211) is fixedly arranged on the agitating shaft (21) by the first connector, second blade (212)
It is fixedly arranged on the agitating shaft (21) by the second connector.
4. heavy metal sewage treatment equipment according to claim 3, which is characterized in that the first blade (211) is set in cambered surface
It sets, extrados being equidistant to sewage treatment pot (1) side wall of first blade (211).
5. heavy metal sewage treatment equipment according to claim 3, which is characterized in that the bottom of the sewage treatment pot (1)
Wall is in tapered setting, and second blade (212) is arranged in cambered surface, and the extrados of second blade (212) is at sewage
Reason tank (1) bottom wall is equidistant.
6. heavy metal sewage treatment equipment according to claim 1, which is characterized in that the side of the sewage treatment pot (1)
The fixed frame for installing submerged ultrafiltration component (3), the submerged ultrafiltration component (3) and fixed frame are installed on wall
It is detachably fixed connection.
7. heavy metal sewage treatment equipment according to claim 1, which is characterized in that the mud discharging mouth is opened at sewage
Manage the lowest positions of tank (1).
8. heavy metal-polluted water treatment system, which is characterized in that including heavy metal as claimed in any of claims 1 to 7 in one of claims
Sewage disposal device, the heavy metal-polluted water treatment system further include walkthrough pond (4), the suction pump (32) and backwashing pump
(31) the walkthrough pond (4) is connected to by pipeline respectively, the walkthrough pond (4) is communicated with draining pump by pipeline
(42), the water outlet of the draining pump (42) is connected separately with drainpipe and return pipe, the sewage by three-way connection (43)
Process tank (1) offers refluxing opening, and the return pipe is connected to the lower heavy metal chelating chamber (12) by refluxing opening；It is described
Return pipe is provided with return valve (45), and the drainpipe is provided with water discharging valve (44).
9. heavy metal-polluted water treatment system according to claim 8, which is characterized in that be located at submerged ultrafiltration component
(3) flowmeter (33) are provided on the pipeline between suction pump (32), are located at submerged ultrafiltration component (3) and walkthrough pond
(4) water storage valve (41) are provided on the pipeline between.
10. heavy metal-polluted water treatment system according to claim 8, which is characterized in that be located at submerged ultrafiltration component
(3) back flush valves (34) are provided on the pipeline between backwashing pump (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821119404.2U CN208980462U (en) | 2018-07-14 | 2018-07-14 | Heavy metal sewage treatment equipment and heavy metal-polluted water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821119404.2U CN208980462U (en) | 2018-07-14 | 2018-07-14 | Heavy metal sewage treatment equipment and heavy metal-polluted water treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208980462U true CN208980462U (en) | 2019-06-14 |
Family
ID=66779845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821119404.2U Active CN208980462U (en) | 2018-07-14 | 2018-07-14 | Heavy metal sewage treatment equipment and heavy metal-polluted water treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208980462U (en) |
-
2018
- 2018-07-14 CN CN201821119404.2U patent/CN208980462U/en active Active
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