CN207042475U - A kind of dynamic pipe reaction device for preparing micro-nano powder - Google Patents
A kind of dynamic pipe reaction device for preparing micro-nano powder Download PDFInfo
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- CN207042475U CN207042475U CN201720928564.0U CN201720928564U CN207042475U CN 207042475 U CN207042475 U CN 207042475U CN 201720928564 U CN201720928564 U CN 201720928564U CN 207042475 U CN207042475 U CN 207042475U
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Abstract
A kind of dynamic pipe reaction device for preparing micro-nano powder, the utility model is related to micro-nano powder preparing technical field；No.1 material treatment trough and No. two material treatment troughs are connected with by pipeline respectively in two openings of the lower end T-shape impinging streams mixer of dynamic tubular reactor；No.1 constant flow pump is connected with connecting pipe between described No.1 material treatment trough and dynamic tubular reactor；No. two constant flow pumps are connected with connecting pipe between No. two material treatment troughs and dynamic tubular reactor；The inside of described dynamic tubular reactor is provided with dynamic mixer；The lower end of described dynamic mixer and the output axis connection of electric rotating machine；The upper end of described dynamic tubular reactor is connected by pipeline with ultrasonic aging groove.The mixing of its mass transfer is fast, and continuous-stable, controllability is strong, and amplification is easy, and energy-saving, it has very strong universality.
Description
Technical field
It the utility model is related to micro-nano powder preparing technical field, and in particular to a kind of dynamic for preparing micro-nano powder
Pipe reaction device.
Background technology
Micro-nano powder material is a kind of solid particle material for the transitional region having a common boundary between elementide and macro object
Material, its bulk effect, quantum size effect for being in nanoscale scope, showing uniqueness at least one-dimensional in three dimensions
Should, skin effect and macro quanta tunnel effect, have completely different in the electricity of bulk material, magnetics, optics, calorifics, change
The property such as or mechanics, is widely used in electronic device, medical science and health, space flight, aviation and space exploration, environment, resource
With energy and biotechnology field, have broad application prospects and huge economic benefit.
The preparation method of micro Nano material largely determines the performance, price and application of micro Nano material, is
Its basis applied.Therefore, in the evolution of micro Nano material, the technology of preparing of micro Nano material is always the heat studied
Point and difficult point.The research of recent two decades, the method for manually preparing micro Nano material have obtained very big development, wherein with atom,
Molecule is elementary cell, and the technology path of micro nano structure is built into raw material by atom, the aggregation of molecule and assembling
It is less demanding, there is the characteristics of energy-saving, green, be to prepare the route that micro-nano powder generally uses at present.Wherein
Chemical liquid phase reaction have that equipment is simple, raw material is readily available, purity is high, uniformity is good, chemical composition control is accurate, is easy to put
The advantages that big, become the preparation method of micro-nano powder widely used in current laboratory and industrial production.Generally, it is chemical
Liquid phase method prepare micro-nano powder be since the glass container in laboratory, then by lab scale, pilot scale until industrialization by
Level amplification, puts into by prolonged research and development and substantial amounts of manpower and materials, scale amount is finally realized in the reactor of big volume
Production.
Industrial typical still reaction operation is typically the various reaction raw materials of order addition into reactor, is stirred in machinery
Mix lower reaction and prepare micro-nano powder.This still reaction mode is for those reaction speeds are slow, mass-and heat-transfer is less demanding
Reaction is that suitable, slower reaction speed has ensured that enough mass-and heat-transfer mixing require so that before reaching reaction and starting,
Uniform mass-and heat-transfer mixing is had been realized in require.But for reaction speed is fast, product is sticky or one kind of free settling for generation
For reaction, because the churned mechanically mass transfer of still reaction and scattered intensity are relatively low, it, which stirs mass transfer, makes what material was well mixed
Speed disperses the ability of sticky or easy sedimentation products not far below the speed that reaction is carried out, and the relatively low intensity that is stirred
Foot, so that preparation-obtained micro-nano powder is present, serious Size Distribution is wide, reunite serious, stability and uniformity difference etc.
Problems.
A kind of SiO is given to solve deficiency, patent of invention CN102120585B existing for still reaction2Micro-nano ball
Preparation method and micro- reaction system, it uses a kind of micro-reaction device of intensified by ultrasonic wave to realize the positive silicic acid second of ammonia catalyzing hydrolysis
Ester prepares SiO2Rapid mass transfer and mixing require, the reaction unit for prepare viscosity is low, product settle it is slow such as SiO2It is suspended
A kind of Newtonian fluid product of liquid is suitable.Patent of invention CN102151533B is using micro mixing device and strengthens micro- reaction dress
The mode of combination is put, two processes of mixing and reaction is carried out respectively in different devices, SiO can be realized2、Ni、Fe3O4
Deng the preparation of nano particle.But for such as MgCl2+ 2NaOH=Mg (OH)2↓+2NaCl a kind of contact is reacted and reaction production
Thing is the supper-fast reaction of very sticky non-newtonian fluid, and such as 2AgNO3+2N2H4·H2O=2Ag ↓+2NH4NO3+N2↑+H2O
A kind of contact i.e. reaction and the ultrafast response of reaction product free settling separation for, patent CN102151533B use
The method of segmentation mixing and reaction is not just suitable for the supper-fast reaction that contact is reacted, and patent in different reaction units
The microreactor of mixed cell internals is provided with the microchannel that CN102120585B is used, as easily blocking and not applying to
In the reaction that the reaction product or product free settling of non-Newton fluid characteristic separate.
Therefore, it is sticky non-newtonian fluid or product free settling point for this one kind contact i.e. reaction and reaction product
From reaction, it is necessary to change thinking, design new reaction unit and develop new technology of preparing.
Utility model content
The defects of the purpose of this utility model is to be directed to prior art and deficiency, there is provided a kind of simple in construction, design is closed
Reason, the dynamic pipe reaction device for preparing micro-nano powder easy to use, the mixing of its mass transfer is fast, and continuous-stable, controllability is strong,
Amplification is easy, and energy-saving, it has very strong universality, can be applied to many contacts and react, and reaction product is viscous
The laboratory of thick non-newtonian fluid or the micro-nano powder of product free settling separation is prepared until industrialized production.
To achieve the above object, the technical solution adopted in the utility model is：It includes No.1 material treatment trough, No. two things
Expect treatment trough, dynamic tubular reactor, electric rotating machine, No.1 constant flow pump, No. two constant flow pumps, dynamic mixer, ultrasonic aging groove；
No.1 is connected with by pipeline respectively in two openings of the lower end T-shape impinging streams mixer of described dynamic tubular reactor
Material treatment trough and No. two material treatment troughs；Connecting pipe between described No.1 material treatment trough and dynamic tubular reactor
On be connected with No.1 constant flow pump；It is connected with connecting pipe between No. two described material treatment troughs and dynamic tubular reactor
No. two constant flow pumps；The inside of described dynamic tubular reactor is provided with dynamic mixer；The lower end of described dynamic mixer with
The output axis connection of electric rotating machine；The upper end of described dynamic tubular reactor is connected by pipeline with ultrasonic aging groove.
After said structure, the utility model has the beneficial effect that：One kind described in the utility model prepares micro-nano ground rice
The dynamic pipe reaction device of body, the mixing of its mass transfer is fast, and continuous-stable, controllability is strong, and amplification is easy, and energy-saving, it has
Very strong universality, many contacts can be applied to and reacted, and reaction product is that sticky non-newtonian fluid or product are easily heavy
The laboratory for dropping the micro-nano powder of separation is prepared until industrialized production, and the utility model has simple in construction, and it is reasonable to set,
The advantages that low manufacture cost.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Description of reference numerals：
1, No. two material treatment trough 2 of No.1 material treatment trough, dynamic tubular reactor 3, electric rotating machine 4,
No.1 constant flow pump 5, No. two constant flow pumps 6, dynamic mixer 7, ultrasonic aging grooves 8.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
Referring to as shown in figure 1, the technical scheme that present embodiment uses is：It includes No.1 material treatment trough 1, two
Number material treatment trough 2, dynamic tubular reactor 3, electric rotating machine 4,5, No. two constant flow pumps 6 of No.1 constant flow pump, dynamic mixer 7,
Ultrasonic aging groove 8；Pass through respectively in two openings of the lower end T-shape impinging streams mixer of described dynamic tubular reactor 3
Pipeline is connected with No.1 material treatment trough 1 and No. two material treatment troughs 2；Described No.1 material treatment trough 1 is anti-with dynamic tubular type
Answer and No.1 constant flow pump 5 is connected with the connecting pipe between device 3；No. two described material treatment troughs 2 and dynamic tubular reactor 3
Between connecting pipe on be connected with No. two constant flow pumps 6；The inside of described dynamic tubular reactor 3 is provided with dynamic mixer 7；
The lower end of described dynamic mixer 7 and the output axis connection of electric rotating machine 4；The upper end of described dynamic tubular reactor 3 leads to
Piping is connected with ultrasonic aging groove 8.
The operation principle of present embodiment：Dynamic tubular reactor 3 is the core component of reaction system, combines and hits
The double dominant of stream and tubular type dynamic mixing is hit, its underpart is the T-shape impinging streams mixer of an opening upwards, can be two kinds of bodies
The liquid that product flow is more or less the same, high flow rate hit quick mixing in opposite directions, realize that quick mass transfer mixing and reaction require, tentatively
The material of hybrid reaction flows up through the dynamic mixer 7 being placed in dynamic tubular reactor 3, and dynamic mixer 7 is rotating
Under the drive of motor 4, further agitation mixing is carried out to the material flowed through, on the one hand strong agitation further enhances anti-
The progress answered, on the other hand greatly improve the mobility of the sticky reaction product of non-newtonian fluid and reduce free settling production
The sedimentation separation of thing, so as to prevent the lasting progress of the blocking of reacting pipe and reaction；Ultrasonic aging groove therein is to stir
The bottom for mixing bucket is provided with ultrasonic oscillator, and ultrasonic wave has the function that to promote crystallization and prevents micro-nano granules from reuniting, so as to
Ripening temperature can be reduced and reduce the ripening time.
The preparation process of present embodiment is as follows：
1st, the reaction mass necessarily matched is carried out in 1, No. two material treatment trough 2 of No.1 material treatment trough respectively molten
The processing such as solution, heating；
2nd, will be located simultaneously in 1, No. two material treatment trough 2 of No.1 material treatment trough with 5, No. two constant flow pumps 6 of No.1 constant flow pump
The reaction solution managed is pumped into dynamic tubular reactor 3 at a high speed in opposite directions, and reaction solution flow control scope is in 0.5~5m/s；
3 while electric rotating machine 4 is opened, dynamic mixer 7 is rotated in dynamic tubular reactor 3, dynamic mixes
The range of speeds of device 7 is in 50~1500rpm；
4th, the product come out from dynamic tubular reactor 3 is flowed into ultrasonic aging groove 8, carries out being stirred by ultrasonic wherein old
Change is handled；
5th, the good product of ripening is filtered, washs, dries, that is, obtains desired micro-nano powder.
After said structure, present embodiment has the beneficial effect that：It is prepared by one kind described in present embodiment
The dynamic pipe reaction device of micro-nano powder, the mixing of its mass transfer is fast, and continuous-stable, controllability is strong, and amplification is easy, energy-conservation drop
Consumption, it has very strong universality, and it is reaction that can be applied to many contacts, and reaction product be sticky non-newtonian fluid or
The laboratory of the micro-nano powder of product free settling separation is prepared until industrialized production, the utility model have it is simple in construction,
It is reasonable to set, the advantages that low manufacture cost.
It is described above, only to illustrate the technical solution of the utility model and unrestricted, those of ordinary skill in the art couple
The other modifications or equivalent substitution that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope, it all should cover among right of the present utility model.
Claims (1)
- A kind of 1. dynamic pipe reaction device for preparing micro-nano powder, it is characterised in that：It includes No.1 material treatment trough, two Number material treatment trough, dynamic tubular reactor, electric rotating machine, No.1 constant flow pump, No. two constant flow pumps, dynamic mixer, ultrasound are old Change groove；Connected respectively by pipeline in two openings of the lower end T-shape impinging streams mixer of described dynamic tubular reactor There are No.1 material treatment trough and No. two material treatment troughs；Company between described No.1 material treatment trough and dynamic tubular reactor No.1 constant flow pump is connected with adapter road；On connecting pipe between No. two described material treatment troughs and dynamic tubular reactor It is connected with No. two constant flow pumps；The inside of described dynamic tubular reactor is provided with dynamic mixer；Described dynamic mixer Lower end and the output axis connection of electric rotating machine；The upper end of described dynamic tubular reactor is connected by pipeline and ultrasonic aging groove Connect.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720928564.0U CN207042475U (en) | 2017-07-28 | 2017-07-28 | A kind of dynamic pipe reaction device for preparing micro-nano powder |
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| CN201720928564.0U CN207042475U (en) | 2017-07-28 | 2017-07-28 | A kind of dynamic pipe reaction device for preparing micro-nano powder |
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| CN207042475U true CN207042475U (en) | 2018-02-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433177A (en) * | 2017-07-28 | 2017-12-05 | 纳威科技（深圳）有限公司 | A kind of dynamic pipe reaction device and method thereof for preparing micro-nano powder |
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- 2017-07-28 CN CN201720928564.0U patent/CN207042475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433177A (en) * | 2017-07-28 | 2017-12-05 | 纳威科技（深圳）有限公司 | A kind of dynamic pipe reaction device and method thereof for preparing micro-nano powder |
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