CN106216091A - A kind of device and method separating and recovering magnetic nanoparticle - Google Patents
A kind of device and method separating and recovering magnetic nanoparticle Download PDFInfo
- Publication number
- CN106216091A CN106216091A CN201610725535.4A CN201610725535A CN106216091A CN 106216091 A CN106216091 A CN 106216091A CN 201610725535 A CN201610725535 A CN 201610725535A CN 106216091 A CN106216091 A CN 106216091A
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- Prior art keywords
- runner
- magnetic nanoparticle
- magnetic
- magneto separate
- mud
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
Abstract
The invention discloses a kind of device separating and recovering magnetic nanoparticle, it is provided with the cylindrical container of one or more annular channel including inside and controls the driving means that annular channel rotates, cylindrical container is divided into one or more groups processing unit along its circumferencial direction, each processing unit includes Magneto separate district, transition region and obscission zone, the bottom being positioned at the runner at Magneto separate district is communicated with into solution conduit, the bottom of cylindrical container is additionally provided with out solution conduit, the bottom of the runner being positioned at obscission zone is communicated with mud discharging device, and Magneto separate district is provided with strong magnet.The invention also discloses a kind of method separating and recovering magnetic nanoparticle, including: by solution of magnetic nanoparticles from bottom to top by the runner of externally-applied magnetic field；When after the magnetic nanoparticle magnetic mud of runner attachment preset thickness, runner is switched at without externally-applied magnetic field；Collect the magnetic mud come off in runner.It is possible not only to be continuously separated, and without backwash when reclaiming, production efficiency simple to operate is high.
Description
Technical field
The present invention relates to water purification field, particularly relate to a kind of device and side being separated from the water and reclaiming magnetic nanoparticle
Method.
Background technology
Nano material is due to the reduction of its particle diameter, and surface atom number proportion is very big, and absorbability is very strong, thus has
Higher chemical reactivity, its application relates to the fields such as bio-pharmaceuticals, quality testing, water process, but due to nano material
It is not easy to after utilization reclaim, limits its application.
Current magnetic separator is broadly divided into continuous way and batch (-type).Realize continuous way and be mainly powerful by magnetic disc type
Magnetic field continuously adsorb, there is adsorption effect significantly, but magnetic mud scraped from disk by very difficult scraper,
And easily worn scraper blade, maintenance and operation use the most extremely inconvenience.Batch (-type) needs discontinuous, carries out the anti-of magnetic-particle
Rinsing, backwash dilutes solution of magnetic nanoparticles so that the solution of magnetic nanoparticles concentration collected is the lowest, and mistake
Process control is comparatively laborious.
Therefore, how to provide the device of a kind of separation and recovery magnetic nanoparticle efficient and simple to operate, and how
There is provided a kind of method, it is possible to be separated and recovered from magnetic nanoparticle efficiently, be those skilled in the art's technology of being badly in need of solving
Problem.
Summary of the invention
It is an object of the invention to provide a kind of device and method separating and recovering magnetic nanoparticle, the most simple to operate,
And separation recovery efficiencies is higher.
For solving above-mentioned technical problem, the technical scheme is that
A kind of device separating and recovering magnetic nanoparticle, is provided with the cylindrical shape of one or more annular channel including inside
The driving means that container and the described annular channel of control rotate, described cylindrical container is divided into one or more groups along its circumferencial direction
Processing unit, each described processing unit includes the Magneto separate district being distributed along the circumferencial direction of described cylindrical container and comes off
District, is provided with transition region between described Magneto separate district and described obscission zone, be provided with base plate, described annular channel bottom described transition region
It is divided into mutually corresponding with described Magneto separate district, described transition region and described obscission zone multiple by dividing plate along its circumferencial direction
The runner of same size, the bottom being positioned at the described runner at described Magneto separate district is communicated with into solution conduit, described cylindric appearance
The bottom of device is additionally provided with out solution conduit, described in go out solution conduit and be communicated in the top of the described runner being positioned at described Magneto separate district, position
Be communicated with mud discharging device in the bottom of the described runner of described obscission zone, described Magneto separate district is provided with strong magnet, described strong magnet
Being separated from each other with described annular channel, described strong magnet is arranged at outside the lateral wall of described annular channel.
Preferably, the width of described annular channel is gradually reduced from bottom to top along its axis direction.
Preferably, the half that width is its bottom width at described annular channel top.
Preferably, the height at described annular channel top the most gradually drops along the radial direction of described cylindrical container
Low.
Preferably, described strong magnet is the ndfeb magnet that magnetic induction is at least 3000GS.
Preferably, described mud discharging device include the mud collecting chamber that connects with the bottom of the described runner being positioned at described obscission zone with
And it is positioned at the discharge pipeline bottom described mud collecting chamber.
Preferably, the sidewall of described mud collecting chamber is the most tapered.
Preferably, the volume of described mud collecting chamber is more than the volume sum of each described runner being positioned at described Disengagement zone.
Preferably, enter solution conduit described in or/and described in go out solution conduit or/and described discharge pipeline be provided with control its opening big
Little valve.
Compared with prior art, technique scheme has the advantage that
A kind of device separating and recovering magnetic nanoparticle provided by the present invention, including including that inside is provided with one or many
The driving means that the cylindrical container of individual annular channel and the described annular channel of control rotate, described cylindrical container is along its circumference
Direction is divided into one or more groups processing unit, each described processing unit to include the circumferencial direction distribution along described cylindrical container
Magneto separate district and obscission zone, be provided with transition region between described Magneto separate district and described obscission zone, be provided with bottom described transition region
Base plate, described annular channel is divided into and described Magneto separate district, described transition region and described de-along its circumferencial direction by dividing plate
The runner of multiple same sizes of mutual correspondence of settling in an area, the bottom being positioned at the described annular channel at described Magneto separate district is communicated with
Entering solution conduit, the bottom of described cylindrical container is additionally provided with out solution conduit, described in go out solution conduit and be communicated in and be positioned at described Magneto separate
The top of the described runner in district, the bottom of the described annular channel being positioned at described obscission zone is communicated with mud discharging device, and described magnetic divides
Being provided with strong magnet, described strong magnet and described annular channel to be separated from each other from district, described strong magnet is arranged at described annular channel
Lateral wall outside.
Solution containing magnetic nanoparticle is divided by being positioned at magnetic in entering solution conduit and being passed through cylindrical container from bottom to top
In the runner in district, owing to Magneto separate district is provided with strong magnet, therefore magnetic nanoparticle can be attracted on the sidewall of runner, warp
After a period of time, magnetic nanoparticle can be gathered into magnetic mud, after adsorbing certain thickness magnetic mud on the sidewall of runner, passes through
Driving means controls annular channel and rotates, and is positioned at obscission zone until being adsorbed with at the runner of certain thickness magnetic mud, wherein obscission zone
Not having strong magnet, magnetic mud can be shed in mud discharging device under gravity.Therefore it is possible not only to continuously to carry out point
From work, and while separating, it is not necessary to shut down and can be carried out reclaiming, not only increase work efficiency, and the side of operation
Just.Simultaneously during reclaiming, it is not necessary to backwash, improve recovery quality.
The present invention also provides for a kind of method separating and recovering magnetic nanoparticle, comprises the following steps:
By solution of magnetic nanoparticles from bottom to top by the runner of externally-applied magnetic field；
When after the magnetic nanoparticle magnetic mud of described runner attachment preset thickness, described runner is switched to without externally-applied magnetic field
Place；
Collect the magnetic mud come off in described runner.
Its whole process, is possible not only to separate continuously, and during reclaiming, it is not necessary to backwash, operation
Simply, production efficiency is high.
Accompanying drawing explanation
In order to be illustrated more clearly that the present invention or technical scheme of the prior art, below will be to embodiment or prior art
In description, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is some of the present invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to attached according to these
Figure obtains other accompanying drawing.
A kind of device separating and recovering magnetic nanoparticle that Fig. 1 is provided by a kind of detailed description of the invention of the present invention is in
The structural representation of Magneto separate district operating mode；
A kind of device separating and recovering magnetic nanoparticle that Fig. 2 is provided by a kind of detailed description of the invention of the present invention is in
The structural representation of transition region operating mode；
A kind of device separating and recovering magnetic nanoparticle that Fig. 3 is provided by a kind of detailed description of the invention of the present invention is in
The structural representation of obscission zone operating mode；
Fig. 4 is the annular channel distributed architecture schematic diagram in Fig. 1；
The stream of a kind of method separating and recovering magnetic nanoparticle that Fig. 5 is provided by a kind of detailed description of the invention of the present invention
Journey schematic diagram.
Reference is as follows:
1 is cylindrical container, and 2 is driving means, and 21 is output shaft, and 22 is rotation dish, and 3 is annular channel, and 31 is annular
The top of runner, 4 for entering solution conduit, and 41 is cyclic ligand liquid chamber, and 5 for going out solution conduit, and 51 is liquid collecting room, and 6 is discharge pipeline, and 61 is collection
Mud room, 7 is strong magnet, and 8 is valve, and 9 is bearing, and 10 is transparent cover plate, and 19 ooze flexible glue circle for leakproof, and 20 is base plate, and 101 is magnetic
Disengagement zone, 102 is transition region, and 103 is obscission zone.
Detailed description of the invention
The most as described in the background section, the device and method of current separation and recovery magnetic nanoparticle not only operates not
Just, and production efficiency is relatively low.
On the basis of the studies above, embodiments provide a kind of device separating and recovering magnetic nanoparticle
And method, it is possible not only to continuously carry out mask work, and while separating, it is not necessary to shut down and can be carried out back
Receive, not only increase work efficiency, and easy to operate.Simultaneously during reclaiming, it is not necessary to backwash, improve recovery matter
Amount.
Understandable, below in conjunction with the accompanying drawings to this in order to enable the above-mentioned purpose of the present invention, feature and advantage to become apparent from
Bright detailed description of the invention is described in detail.
Elaborate detail in the following description so that fully understanding the present invention.But the present invention can with multiple not
Being same as alternate manner described here to implement, those skilled in the art can do class in the case of intension of the present invention
Like promoting.Therefore the present invention is not limited by following public detailed description of the invention.
A kind of separation and recovery magnetic that refer to Fig. 1 to Fig. 4, Fig. 1 is provided by a kind of detailed description of the invention of the present invention is received
The device of rice grain is in the structural representation of Magneto separate district operating mode；Fig. 2 is provided by a kind of detailed description of the invention of the present invention
A kind of device separating and recovering magnetic nanoparticle is in the structural representation of transition region operating mode；Fig. 3 is that the present invention is a kind of concrete
A kind of device separating and recovering magnetic nanoparticle that embodiment is provided is in the structural representation of obscission zone operating mode；Fig. 4
For the annular channel distributed architecture schematic diagram in Fig. 1.
A kind of detailed description of the invention of the present invention provides a kind of device separating and recovering magnetic nanoparticle, including inside
It is provided with the cylindrical container 1 of one or more annular channel 3 and controls the driving means 2 that annular flow 3 road rotates, cylindrical container
1 is divided into one or more groups processing unit, each processing unit to include along the circumferencial direction of cylindrical container 1 along its circumferencial direction divides
The Magneto separate district 101 of cloth and obscission zone 103, be provided with transition region 102, transition region 102 between Magneto separate district 101 and obscission zone 103
Bottom is provided with base plate 20, and annular channel 3 is divided into and Magneto separate district 101, transition region 102 and de-along its circumferencial direction by dividing plate
The runner of multiple same sizes of 103 mutual correspondences of settling in an area, the bottom being positioned at the runner at Magneto separate district 101 is communicated with into solution
Pipe 4, the bottom of cylindrical container 1 is additionally provided with out solution conduit 5, goes out solution conduit 5 and is communicated in runner upper being positioned at Magneto separate district 103
Portion, the bottom of the runner being positioned at obscission zone 103 is communicated with mud discharging device, and Magneto separate district 101 is provided with strong magnet 7, strong magnet 7 and ring
Shape runner 3 is separated from each other, and strong magnet 7 is arranged at outside the lateral wall being positioned at the runner at Magneto separate district 101.
In the present embodiment, the solution containing magnetic nanoparticle is passed through cylindrical shape from bottom to top by entering solution conduit 4
It is positioned in container 1 in the runner in Magneto separate district 101, it is also possible to arrange in the bottom of cylindrical container 1 and be positioned at Magneto separate to each
The cyclic ligand liquid chamber 41 of the runner water distribution at district 101, cyclic ligand liquid chamber 41 and enter solution conduit 4 and be interconnected.Wherein can pass through
Arrange bearing 9 in the bottom of cylindrical container to be supported.By being positioned at the solution of the runner in Magneto separate district 101 through runner
Top 31 flow out, and then flow out cylindrical container 1 from going out solution conduit 5, wherein can arrange between solution conduit 5 and runner go out
Liquid collecting room 51 caches the solution flowed out from runner.Owing to Magneto separate district 101 is provided with strong magnet 7, therefore magnetic nanoparticle meeting
It is attracted on the sidewall of runner.Through after a period of time, magnetic nanoparticle can be gathered into magnetic mud with a small amount of solution, works as stream
After adsorbing certain thickness magnetic mud on the sidewall in road, control annular channel 3 by driving means 2 and rotate, until being adsorbed with certain
Being positioned at obscission zone 103 at the runner of thickness magnetic mud, wherein obscission zone 103 does not has strong magnet 7, and magnetic mud can take off under gravity
Fall in mud discharging device.Therefore it is possible not only to continuously carry out mask work, and while separating, it is not necessary to just shut down
Can be recycled, not only increase work efficiency, and easy to operate.Simultaneously during reclaiming, it is not necessary to backwash, carry
High recovery quality.
Wherein, driving means 2 can include motor, and motor is arranged at the top of cylindrical container 1, and outputs it axle 21
Being fixedly connected on rotation dish 22, the top 31 of rotation dish 22 and each annular channel is fixing to be connected.And for the ease of magnetic mud
Can preferably come off, transition region 102 can be set between Magneto separate district 101 and obscission zone 103, transition region 102 and coming off
District 103 is all not provided with strong magnet, is wherein provided with base plate 20 bottom transition region 102, when the solution containing magnetic nanoparticle passes through
When entering in solution conduit 4 is passed through cylindrical container 1 from bottom to top to be positioned in the runner in Magneto separate district 101, it is possible to prevent by base plate
Solution enters in the runner being positioned at transition region, but also can arrange leakproof between base plate 20 and annular channel 3 and ooze soft
Cushion rubber 19 prevents the situation of leakage from occurring further.For the ease of observe from be positioned at Magneto separate district 101 runner flow out molten
The colourity of liquid, it is judged that adsorption effect, can arrange transparent cover plate 10 at the top of cylindrical container 1, and pass through transparent cover plate
10 mobility status that can also observe solution.
Further, the width of annular channel 3 is gradually reduced from bottom to top along its axis direction.It is understood that ring
Distance between shape runner 3 two side is gradually reduced from bottom to top, and the distance between strong magnet 7 on sidewall the most gradually subtracts
Little, enhance magnetic field intensity, the captivation of magnetic nanoparticle is the most gradually strengthened, improves adsorption effect.
Wherein, the width at annular channel 3 top is preferably the half of its bottom width.
Flowing out for the ease of the solution after separating, the height at annular channel 3 top is along the radial direction side of cylindrical container 1
To being gradually lowered from the outside to the core.Such as the height at annular channel 3 top is gradually reduced 20mm to 30mm from the outside to the core so that it is shape
Become certain altitudinal gradient.
In order to improve the adsorption effect to magnetic nanoparticle, strong magnet 7 is at least the neodymium of 3000GS for magnetic induction
Ferrum boron magnets.
Further, mud discharging device include the mud collecting chamber 61 that connects with the bottom of the described runner being positioned at described obscission zone with
And it is positioned at the discharge pipeline 6 bottom described mud collecting chamber 61.The magnetic mud come off in each runner can be received by mud collecting chamber 61
Collection, is then discharged by discharge pipeline 6.
Can be smoothly discharged out for the ease of magnetic mud, the sidewall of mud collecting chamber 61 is the most tapered.
Wherein, the volume of mud collecting chamber 61 is more than the volume sum of each runner 3 being positioned at Disengagement zone 101.
Further, solution conduit 4 is entered or/and go out solution conduit 5 or/and discharge pipeline 6 is provided with the valve controlling its openings of sizes
Door 8.The circulation of magnetic nanoparticle can be controlled, by discharge pipeline 6 by the valve 8 entering solution conduit 4 with go out in solution conduit 5
On valve 8 can control the expulsion efficiency of magnetic mud.
Refer to a kind of separation and recovery magnetic nanoparticle that Fig. 5, Fig. 5 are provided by a kind of detailed description of the invention of the present invention
The schematic flow sheet of method.
The present invention also provides for a kind of method separating and recovering magnetic nanoparticle, comprises the following steps:
S1: by solution of magnetic nanoparticles from bottom to top by the runner of externally-applied magnetic field.
Can arrange a cylindrical container outside runner, cylindrical container is provided with Disengagement zone along its circumferencial direction and comes off
District, coming off for the ease of magnetic nanoparticle, it is also possible to transition region is set between Disengagement zone and obscission zone, is wherein only dividing
Without externally-applied magnetic field at externally-applied magnetic field away from district, obscission zone and transition region, the most only it is in the inner side of the circulation channel of Disengagement zone
Magnetic nanoparticle could be adsorbed on wall.
S2: when after the magnetic nanoparticle magnetic mud of described runner attachment preset thickness, described runner is switched to without additional
At magnetic field.
Switch to runner without time at externally-applied magnetic field, such as, to be attached with the area rotation of magnetic mud on runner to without additional magnetic
The obscission zone of field, magnetic mud can come off under gravity from the sidewall of runner.
S3: collect the magnetic mud come off in described runner.
Its whole process, is possible not only to separate continuously, and during reclaiming, it is not necessary to backwash, not only
Simple to operate, and production efficiency is higher.
Above a kind of device and method separating and recovering magnetic nanoparticle provided by the present invention is carried out detailed Jie
Continue.Principle and the embodiment of the present invention are set forth by specific case used herein, and the explanation of above example is only
It it is the core concept being adapted to assist in and understanding the present invention.It should be pointed out that, for those skilled in the art, not
On the premise of departing from the principle of the invention, it is also possible to the present invention is carried out some improvement and modification, these improve and modification also falls into
In the protection domain of the claims in the present invention.
Claims (10)
1. the device separating and recovering magnetic nanoparticle, it is characterised in that include that inside is provided with one or more annular flow
The driving means that the cylindrical container in road and the described annular channel of control rotate, described cylindrical container is divided into along its circumferencial direction
One or more groups processing unit, each described processing unit includes the Magneto separate being distributed along the circumferencial direction of described cylindrical container
District and obscission zone, be provided with transition region between described Magneto separate district and described obscission zone, is provided with base plate bottom described transition region, described
It is the most right with described Magneto separate district, described transition region and described obscission zone that annular channel is divided into along its circumferencial direction by dividing plate
The runner of the multiple same sizes answered, the bottom being positioned at the described runner at described Magneto separate district is communicated with into solution conduit, described
The bottom of cylindrical container is additionally provided with out solution conduit, described in go out solution conduit and be communicated in the described runner being positioned at described Magneto separate district
Top, the bottom of the described runner being positioned at described obscission zone is communicated with mud discharging device, and described Magneto separate district is provided with strong magnet, described
Strong magnet and described annular channel are separated from each other, and described strong magnet is arranged at the outside of the described runner being positioned at described Magneto separate district
Outside wall.
The device of separation and recovery magnetic nanoparticle the most according to claim 1, it is characterised in that described annular channel
Width is gradually reduced from bottom to top along its axis direction.
The device of separation and recovery magnetic nanoparticle the most according to claim 2, it is characterised in that described annular channel top
The width in portion is the half of its bottom width.
The device of separation and recovery magnetic nanoparticle the most according to claim 3, it is characterised in that described annular channel top
The height in portion is gradually lowered from the outside to the core along the radial direction of described cylindrical container.
The device of separation and recovery magnetic nanoparticle the most according to claim 4, it is characterised in that described strong magnet is magnetic
Induction is at least the ndfeb magnet of 3000GS.
The device of separation and recovery magnetic nanoparticle the most according to claim 5, it is characterised in that described mud discharging device bag
Include mud collecting chamber that the bottom with the described runner being positioned at described obscission zone connects and be positioned at the discharge pipeline bottom described mud collecting chamber.
The device of separation and recovery magnetic nanoparticle the most according to claim 6, it is characterised in that the side of described mud collecting chamber
Wall is the most tapered.
The device of separation and recovery magnetic nanoparticle the most according to claim 7, it is characterised in that the appearance of described mud collecting chamber
The volume sum of the long-pending described runner being positioned at described Disengagement zone more than each.
The device of separation and recovery magnetic nanoparticle the most according to claim 8, it is characterised in that described in enter solution conduit
Solution conduit is gone out or/and described discharge pipeline is provided with the valve controlling its openings of sizes described in or/and.
10. the method separating and recovering magnetic nanoparticle, it is characterised in that including:
By solution of magnetic nanoparticles from bottom to top by the runner of externally-applied magnetic field；
When after the magnetic nanoparticle magnetic mud of described runner attachment preset thickness, described runner is switched at without externally-applied magnetic field；
Collect the magnetic mud come off in described runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610725535.4A CN106216091B (en) | 2016-08-25 | 2016-08-25 | A kind of device and method for separating and recovering magnetic nanoparticle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610725535.4A CN106216091B (en) | 2016-08-25 | 2016-08-25 | A kind of device and method for separating and recovering magnetic nanoparticle |
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| CN106216091A true CN106216091A (en) | 2016-12-14 |
| CN106216091B CN106216091B (en) | 2018-05-18 |
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| CN107837959A (en) * | 2017-11-07 | 2018-03-27 | 天津东宇顺油脂股份有限公司 | A kind of sesame magnetic separator |
| CN108296013A (en) * | 2018-03-02 | 2018-07-20 | 浙江大学 | A kind of separator of superparamagnetic nanoparticle and its application |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106216091B (en) | 2018-05-18 |
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