CN207446166U - A kind of micro-nano material disconnecting gear - Google Patents
A kind of micro-nano material disconnecting gear Download PDFInfo
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- CN207446166U CN207446166U CN201721230423.8U CN201721230423U CN207446166U CN 207446166 U CN207446166 U CN 207446166U CN 201721230423 U CN201721230423 U CN 201721230423U CN 207446166 U CN207446166 U CN 207446166U
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- micro
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Abstract
The utility model discloses a kind of micro-nano material disconnecting gears, including Langevin-type transducer, the fluting container of suspension equipped with micro-nano substance, collect substrate, fluting container is bonded on the radiating surface of Langevin-type transducer, collect the top that substrate is placed in fluting container, vibrator is carried out by the suspension of the micro-nano substance in the split tank therefor of Langevin-type transducer, it is made to be atomized into microlayer model, wherein characteristic size is less than the micro-nano substance of microlayer model characteristic size on fine liquid drop spray to collection substrate, the micro-nano substance that characteristic size is more than microlayer model characteristic size is stayed in the suspension of micro-nano substance, so as to fulfill the separation of different characteristic size micro-nano substance.The utility model micro-nano material disconnecting gear has many advantages, such as fast separating rate, simple in structure, easy to operate, easy miniaturization, low manufacture cost, low power consuming.
Description
Technical field:
The utility model is related to a kind of micro-nano material disconnecting gears, belong to micro-nano engineering field.
Background technology:
The isolation technics of micro-nano substance has important in the fields such as chemical industry purification, biomedicine, materials synthesis, micro-nano technology
Application.Existing micro-nano substance isolation technics includes centrifugal process, electrophoresis, dielectrophoresis method, magnetophoresis method etc., these methods are in reality
It is had some limitations in the application process of border, for example traditional centrifugal separation generally requires to be set by means of rotating machinery
Standby, equipment is usually huger, and cost is high, and maintenance cost is high, and energy consumption is big, when separating a small amount of micro-nano substance very without
Ji;Emerging electrophoresis and dielectrophoresis partition method need micro-nano substance to be separated are charged, and magnetophoresis partition method needs magnetisable material conduct
Carrier, and easily influenced by Brownian movement, environment temperature, pH value etc., separating rate is slow, fractional dose is limited.
With the development of ultrasonic technique, increasingly it has been subject to related researcher's using ultrasound to separate micro-nano substance
Concern.Existing ultrasound micro-nano substance isolation technics mainly includes two major classes, the first kind be using micro-nano substance in sound field by
It acts on to acoustic radiation force and assembles in acoustic pressure antinode or acoustic pressure node position, form larger aggregation and sink under the effect of gravity
Shallow lake is got off, and so as to fulfill the separation of micro-nano substance, the disengaging time needed for such method can be very long, and entire processing system is very multiple
It is miscellaneous;Second class is changed using movement locus of the micro-nano substance under the effect of sound field nonlinear effect, different micro- to realize
Receive the separation of substance, such method is usually required using micro- channel structure, and device fabrication requirement is very high.Current existing micro-nano object
Matter ultrasonic Separation technology cannot meet the separation demand under some particular cases also there is defect and deficiency.
Utility model content:
In view of the above shortcomings of the prior art, the purpose of this utility model is to provide a kind of based on Ultrasonic atomization method
Micro-nano material disconnecting gear.
There is technical solution used by the utility model:A kind of micro-nano material disconnecting gear, including Langevin-type transducer, is equipped with
The fluting container of the suspension of micro-nano substance collects substrate, and the fluting container is bonded on the radiating surface of Langevin-type transducer, receives
Collection substrate is placed in the top of fluting container, is carried out by the suspension of the micro-nano substance in the split tank therefor of the Langevin-type transducer
Vibrator makes it be atomized into microlayer model, and wherein characteristic size is less than the micro-nano substance of microlayer model characteristic size with fine liquid drop spray
To collecting on substrate, the micro-nano substance that characteristic size is more than microlayer model characteristic size is stayed in the suspension of micro-nano substance.
Further, the Langevin-type transducer has one or more resonant frequencies.
Further, the micro-nano substance be graininess, wire, sheet or block structure, characteristic size in the micron-scale or
Nanoscale.
Further, the species of the micro-nano substance is two or more.
Further, the liquid of the suspension of the micro-nano substance is water or ethyl alcohol organic matter.
Further, the liquid level of the suspension of the micro-nano substance is concavity, flat-shaped or convex.
Further, the material of the fluting container is aluminum metal.
Further, the distance between described suspension liquid level peak for collecting substrate and micro-nano substance is 0.5-
2.5cm。
Further, the suspension of the micro-nano substance changes its temperature by temperature controller, to change its surface
Power.
The utility model has the advantages that:
(1) separation of the due to realizing micro-nano substance using ultrasonic atomizatio, separating rate is with respect to other methods faster;
(2) for due to using Langevin-type transducer vibrator and no rotary part, the utility model has simple in structure, behaviour
The advantages that making to facilitate;
(3) also has easy miniaturization, low manufacture cost, low consumption the utility model is related to the micro-nano material disconnecting gear that arrives
The advantages that energy.
Description of the drawings:
Fig. 1 is the structure diagram of the utility model micro-nano material disconnecting gear..
Wherein:
1- Langevin-type transducers, 2- flutings container, the suspension of 3- micro-nano substances, 4- collect substrate.
Specific embodiment:
The utility model will be further described below with reference to the accompanying drawings.
As shown in Figure 1, the utility model micro-nano material disconnecting gear, outstanding including Langevin-type transducer 1, equipped with micro-nano substance
The fluting container 2 of turbid 3 collects substrate 4, wherein fluting container 2 is bonded on the radiating surface of Langevin-type transducer 1, collects substrate 4
It is placed in the top of fluting container 2.Vibrator is carried out by the suspension 3 of the micro-nano substance in 1 split tank therefor 2 of Langevin-type transducer,
It is made to be atomized into microlayer model, wherein characteristic size can be with fine liquid drop spray to receipts less than the micro-nano substance of microlayer model characteristic size
Collect on substrate 4, so as to fulfill the separation of different characteristic size micro-nano substance.
Wherein, Langevin-type transducer 1 has one or more resonant frequencies.
Wherein, micro-nano substance is graininess, wire, sheet or block structure, and characteristic size is in the micron-scale or nanoscale.
Wherein, the species of micro-nano substance is two or more.
Wherein, the liquid of the suspension 3 of micro-nano substance is the organic matters such as water or ethyl alcohol.
Wherein, the liquid level of the suspension 3 of micro-nano substance is concavity, flat-shaped or convex.
Wherein, the material of fluting container 2 is the metals such as aluminium.
Wherein, it is 0.5-2.5cm to collect the distance between 3 liquid level peak of suspension of substrate 4 and micro-nano substance.
Wherein, the suspension 3 of micro-nano substance changes its temperature by temperature controller, so as to change its surface tension.
Apply the alternating voltage of its resonant frequency to Langevin-type transducer 1, by 1 split tank therefor 2 of Langevin-type transducer
The suspension 3 of micro-nano substance carries out vibrator, it is made to be atomized into microlayer model, and microlayer model can overcome gravity to be sprayed upwardly from radiation
It penetrates.It is theoretical according to classical ultrasonic atomizatio, the feature cun ruler and vibrator frequency, the surface tension of fluid, density etc. of microlayer model because
Pass is known as, when micro-nano mixture of substances containing two or more different characteristic size in the suspension 3 of micro-nano substance,
Wherein characteristic size can be comprised in microlayer model less than the micro-nano substance of atomization microlayer model characteristic size, as microlayer model is upward
It is ejected into and collects on substrate 4, the micro-nano substance that characteristic size is more than atomization microlayer model characteristic size can stay in the outstanding of micro-nano substance
In turbid 3, so as to fulfill the separation of different characteristic size micro-nano substance.
By exciting resonance mode of the Langevin-type transducer 1 under different resonant frequencies, thus it is possible to vary be atomized the spy of microlayer model
Size is levied, so as to change by the feature size range of separation micro-nano substance.
It is close to change liquid by the species (micro-nano substance will not be polluted) of the liquid for the suspension 3 for changing micro-nano substance
Degree, thus it is possible to vary the characteristic size of microlayer model is atomized, so as to change by the feature size range of separation micro-nano substance.
Change the temperature of the suspension 3 of micro-nano substance by temperature controller to change its surface tension, thus it is possible to vary mist
Change the characteristic size of microlayer model, so as to change by the feature size range of separation micro-nano substance.
Illustrate micro-nano material disconnecting gear provided by the utility model, Langevin-type transducer 1 below by way of several embodiments
Science and Technology Ltd. is received by Su Zhouhai to provide, model HNC-4SS-3840/100/160 there are three resonant frequency, is respectively
38kHz、100kHz、160kHz.The material of cylinder fluting container is aluminium, and a diameter of 4cm is highly 4mm, is bonded in Lan Jiewen
The center position of the radiating surface of oscillator, a diameter of 3.6cm of center channel portion are highly 3mm.Circular collection silicon substrate plate level
It is placed on the top of fluting container, a diameter of 6cm, thickness 0.1mm.The aqueous suspension of micro-nano substance is placed on fluting container
Interior, a diameter of 3.6cm is highly 2mm, and liquid level is flat-shaped, and the distance between liquid level and circular collection silicon substrate are 2cm.
For containing the suspension of 3mg nano silicon particles (diameter 800nm) and 5mg saccharomycete particle (10 μm of diameter), when
Amplitude is 100Vp-pWhen frequency is that the alternating voltage of 38kHz is added on Langevin-type transducer, a diameter of 8 μm of spherical atomization can be formed
Microlayer model, and be ejected on circular collection silicon substrate, it is to be sprayed in circular collection silicon substrate by the supersound process of 2min times
On microlayer model drying after, the nano silicon particles of 2.3mg can be obtained.
For containing the outstanding of 3mg zinc oxide nanowires (diameter 40nm, 5 μm of length) and 5mg saccharomycete particle (7 μm of diameter)
Turbid, when amplitude is 100Vp-pWhen frequency is that the alternating voltage of 100kHz is added on Langevin-type transducer, a diameter of 6 μm can be formed
Spherical shape atomization microlayer model, and be ejected on circular collection silicon substrate, it is to be sprayed to be received in circle by the supersound process of 2min times
After collecting the microlayer model drying on silicon substrate, the zinc oxide nanowire of 1.9mg can be obtained.
For containing the suspension of 3mg silver micron particles (1.5 μm of diameter) and 5mg saccharomycete particle (4 μm of diameter), work as width
It is worth for 100Vp-pWhen frequency is that the alternating voltage of 160kHz is added on Langevin-type transducer, a diameter of 3.4 μm of spherical mist can be formed
Change microlayer model, and be ejected on circular collection silicon substrate, it is to be sprayed in circular collection silicon substrate by the supersound process of 2min times
After microlayer model drying on plate, the silver-colored micron particles of 2.7mg can be obtained.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, several improvement can also be made on the premise of the utility model principle is not departed from, these improvement also should be regarded as
The scope of protection of the utility model.
Claims (9)
1. a kind of micro-nano material disconnecting gear, it is characterised in that:Including Langevin-type transducer (1), the suspension equipped with micro-nano substance
(3) fluting container (2), collection substrate (4), the fluting container (2) are bonded on the radiating surface of Langevin-type transducer (1), receive
Collection substrate (4) is placed in the top of fluting container (2), passes through the micro-nano substance in the Langevin-type transducer (1) split tank therefor (2)
Suspension (3) carry out vibrator, it is made to be atomized into microlayer model, wherein characteristic size is less than the micro-nano substance of microlayer model characteristic size
As fine liquid drop spray is to collecting on substrate (4), the micro-nano substance that characteristic size is more than microlayer model characteristic size stays in micro-nano object
In the suspension (3) of matter.
2. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:There are one Langevin-type transducer (1) tools
Or multiple resonant frequencies.
3. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:The micro-nano substance for graininess, wire,
Sheet or block structure, characteristic size is in the micron-scale or nanoscale.
4. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:The species of the micro-nano substance for two kinds or
It is a variety of.
5. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:The suspension (3) of the micro-nano substance
Liquid is water or ethyl alcohol organic matter.
6. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:The suspension (3) of the micro-nano substance
Liquid level is concavity, flat-shaped or convex.
7. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:The material of the fluting container (2) is aluminium
Metal.
8. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:The collection substrate (4) and micro-nano substance
The distance between suspension (3) liquid level peak be 0.5-2.5cm.
9. micro-nano material disconnecting gear as described in claim 1, it is characterised in that:The suspension (3) of the micro-nano substance is logical
Excess temperature controller changes its temperature, to change its surface tension.
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CN201721230423.8U CN207446166U (en) | 2017-09-25 | 2017-09-25 | A kind of micro-nano material disconnecting gear |
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CN201721230423.8U CN207446166U (en) | 2017-09-25 | 2017-09-25 | A kind of micro-nano material disconnecting gear |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107866190A (en) * | 2017-09-25 | 2018-04-03 | 南京航空航天大学 | A kind of micro-nano material disconnecting gear |
CN109092208A (en) * | 2018-07-04 | 2018-12-28 | 天津大学 | A kind of microlayer model manufacture system and manufacturing method |
-
2017
- 2017-09-25 CN CN201721230423.8U patent/CN207446166U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107866190A (en) * | 2017-09-25 | 2018-04-03 | 南京航空航天大学 | A kind of micro-nano material disconnecting gear |
CN109092208A (en) * | 2018-07-04 | 2018-12-28 | 天津大学 | A kind of microlayer model manufacture system and manufacturing method |
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Granted publication date: 20180605 Termination date: 20210925 |