CN206783315U - A kind of spray burning device - Google Patents
A kind of spray burning device Download PDFInfo
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- CN206783315U CN206783315U CN201720501250.2U CN201720501250U CN206783315U CN 206783315 U CN206783315 U CN 206783315U CN 201720501250 U CN201720501250 U CN 201720501250U CN 206783315 U CN206783315 U CN 206783315U
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Abstract
A kind of spray burning device is the utility model is related to, described device includes gun body, air guide and atomizer；The gun body includes a cavity；The air guide is arranged in the cavity, can be slided along the cavity is relative；The atomizer is arranged in the air guide, can be slided with air guide along the cavity；The air guide is connected with the air inlet of imflammable gas, and the atomizer is connected with the inlet of liquid precursor.Above-mentioned spray burning device can realize spraying and optimal matching of burning；The problems such as effectively avoiding drop during spray burning, particle adhesion wall to block cavity simultaneously；It is simple and quick, shorten technological process and preparation time；The nano-oxide product pattern of preparation, size are controllable, and quality is good and added value is high.
Description
Technical field
It the utility model is related to nano material synthesis field, and in particular to a kind of spray burning device.
Background technology
Metal oxide, especially transition metal oxide show prominent property in optics, electromagnetism, catalysis etc.
Can, thus occupied an important position in related application.As nano material preparation technology develops, various new patterns, new construction
Nano-oxide be synthesized, be assembled into device, show good application performance.Flame synthesis is that a step quickly prepares nanometer
The typical method of material, due to its equipment is simple, easily amplify the features such as, turn into the nano material manufacture work for having much industrial prospect
Skill.
Flame synthesis nanometer oxide material generally requires specific device spraying and prepared, such as CN203373422U
Disclose " a kind of spray burning device ", CN103305810A discloses a kind of spray burning and prepares setting for film and spray patterns
It is standby, a kind of patent CN102614862A " flame plasma synthetic method and its plasma torch burnings of doped yttrium cerium zirconium sosoloid
Device ", but above-mentioned synthesizer is generally only applicable to the liquid precursor containing organic component；It is difficult and modular construction is fixed
Structural parameters during with to spraying are effectively adjusted；Drop and particle, which easily adhere to wall, in spray process blocks cavity.
The content of the invention
In view of problems of the prior art, the utility model provides a kind of spray burning device, can realize pair
Effective regulation of spray burning device parameter, form optimal spray burning system；Simultaneously effectively avoid drop in spray process,
The problems such as particle adhesion wall blocks cavity；Operate simpler quick, shorten technological process and preparation time；Make preparation
Nano-oxide product pattern, size it is controllable.
To use following technical scheme up to this purpose, the utility model：
The utility model provides a kind of spray burning device, and described device includes gun body, air guide and atomizer；Institute
Stating gun body includes a cavity；The air guide is arranged in the cavity, can be slided along the cavity is relative；The atomization
Nozzle is arranged in the air guide, can be slided with air guide along the cavity；The air guide and imflammable gas
Air inlet is connected, and the atomizer is connected with the inlet of liquid precursor.
In the utility model, the air guide is connected with the air inlet of imflammable gas, and the imflammable gas is by can
Combustion property gas supply device provides, and is burnt by air guide in the port of gun body.Air guide can control imflammable gas
Flow, realize effective regulation to flame temperature with reference to the adjustment to gas component.
In the utility model, the atomizer is connected with the inlet of liquid precursor, and the liquid precursor is by liquid
State predecessor feedway is provided, and warm area is sprayed to by atomizer.
The utility model sets air guide and atomizer simultaneously in spray burning device, can utilize flammable gas
Body produces stable warm area, while liquid precursor can be directly atomized into micron-sized drop, it is not necessary to extra atomization
Device, save space and cost；Apparatus structure is simple, compact in design, makes operation simpler quick, shortens technological process
And preparation time.
The utility model is arranged in air guide and sets atomizer, and atomizer and air guide are as entirety
Structure, can along gun body cavity it is relative slide, distance (H) of the air guide close to the end face of liquid outlet and gun body port during spraying
It is adjustable with the ratio of the diameter of section (D) of air guide, while the spray angle (θ) of atomizer is also adjustable, by above-mentioned
The control of parameter, burning can be made smoothly to carry out, at the same the micron order drop uniform, controllable for making to be formed after atomization be sprayed onto fire
On flame face, spraying and optimal matching of burning are realized, optimal spray burning system is formed, so as to obtain more high quality production
Product.
Further, since air guide is arranged in atomizer and gun body annular space, imflammable gas air-flow in spray process
Twice dispersing is carried out to atomized drop, with reference to the above-mentioned regulation to parameter, can effectively be avoided droplets from, particle adhesion wall blocks
Cavity.
The utility model is to the shape of the cavity of the gun body and without particular determination, it is preferable that the gun body includes
One tubular cavity.
According to the utility model, the air guide is any one in distribution grid, guiding gutter or honeycomb ceramics.
According to the utility model, the atomizer is pressure atomized fog jet or double fluid atomization nozzle.When using double-current
, it is necessary to be passed through gas dispersion into atomizer accordingly during body atomizer.The gas dispersion is air, oxygen or nitrogen
In any one or at least two combination, preferably air.
The utility model, can basis to the relative position of the atomizer and air guide and without particular determination
Actual conditions are adjusted, it is preferable that the atomizer is arranged in the center position of the air guide.
According to the utility model, the air guide is bonded with the inwall of the gun body, and can be relatively sliding along the cavity
It is dynamic.
According to the utility model, the imflammable gas is in methane, ethane, propane, acetylene, carbon monoxide or hydrogen
Any one or at least two combination, such as can be any in methane, ethane, propane, acetylene, carbon monoxide or hydrogen
It is a kind of；Typical but non-limiting is combined as：Methane and ethane；Propane and acetylene；Carbon monoxide and hydrogen；Methane, ethane and
Propane；Ethane, propane and acetylene etc., as space is limited and for concise consideration, the utility model no longer exclusive list.It is described can
Combustion property gas is preferably methane.
The utility model can selectivity nitrogen and/or inert gas are added into the imflammable gas as dilution
Gas.
The utility model can selectivity oxidant gas, the oxidant gas are added into the imflammable gas
For oxygen and/or air.
Using spray burning device provided by the utility model synthesis nanometer oxide material method be：By flammable gas
Body exports from the air guide of the spray burning device, and in the port of gun body, burning produces flame warm area；By liquid precursor
The flame warm area is sprayed to from the atomizer of the spray burning device, obtains nanometer oxide material.
According to the utility model, the pressure of the spraying is 0.5-10bar, for example, can be 0.5bar, 1bar, 2bar,
Specific point value between 3bar, 4bar, 5bar, 6bar, 7bar, 8bar, 9bar or 10bar, and above-mentioned numerical value, as space is limited
And the consideration for simplicity, the specific point value that scope described in the utility model no longer exclusive list includes.
According to the utility model, the spray angle θ of atomizer is 20-90 ° during the spraying, such as can be 20 °,
Specific point value between 30 °, 40 °, 50 °, 60 °, 70 °, 80 ° or 90 °, and above-mentioned numerical value, as space is limited and for simplicity
Consider, the specific point value that scope described in the utility model no longer exclusive list includes.
According to the utility model, during the spraying air guide close to the end face H of liquid outlet and the distance of gun body port with
The diameter of section D of air guide ratio is 1-4, such as can be 1,1.5,2,2.5,3,3.5 or 4, and above-mentioned numerical value it
Between specific point value, as space is limited and for simplicity consideration, the tool that scope described in the utility model no longer exclusive list includes
Body point value.
Compared with prior art, the utility model at least has the advantages that：
(1) spray burning device provided by the utility model produces flame using imflammable gas, can produce stabilization
Warm area；Other extra atomising devices are not needed, save space and cost；Apparatus structure is simple, compact in design, makes operation more
Simple and fast, shorten technological process and preparation time；The nano-oxide product pattern of preparation, size are controllable, good quality,
Added value of product is high.
(2) the utility model can ensure the even running of device, realize spraying and combustion by the regulation to device parameter
Optimal matching is burnt, forms optimal spray burning system, improves the quality of product, while effectively avoid liquid in spray process
Drop, particle adhesion wall are blocked the problems such as blocking cavity, are had a good application prospect.
Brief description of the drawings
Fig. 1 is the structural representation of the gun body of sprayer unit provided by the utility model, in figure：1- gun bodies, 2- water conservancy diversion structures
Part, 3- atomizers, θ-spray angle, H- air guides are close to the distance of the end face of liquid outlet and gun body port, D- water conservancy diversion structures
The diameter of section of part；
Fig. 2 is nanoscale CeO prepared by the utility model embodiment 12The SEM photograph of powder；
Fig. 3 is nanoscale Al prepared by the utility model embodiment 22O3The SEM photograph of powder.
The utility model is further described below.But following examples is only simple example of the present utility model
Son, does not represent or limits rights protection scope of the present utility model, the scope of protection of the utility model using claims as
It is accurate.
Embodiment
For the utility model is better described, the technical solution of the utility model is readily appreciated, below to the utility model
It is further described.But following embodiments is only simple example of the present utility model, invention is not represented or limited
Rights protection scope, the scope of protection of the utility model are defined by claims.
The utility model specific embodiment part provides a kind of spray burning device, and described device includes gun body 1, water conservancy diversion
Component 2 and atomizer 3；The gun body 1 includes a cavity；The air guide 2 is arranged in the cavity, can be along described
Cavity is relative to be slided；The atomizer 3 is arranged in the air guide 2, can be slided with air guide 2 along the cavity；Institute
State air guide 2 with the air inlet of imflammable gas to be connected, the atomizer 3 is connected with the inlet of liquid precursor.
Preferably, the gun body 1 includes a tubular cavity.
Preferably, the air guide 2 is any one in distribution grid, guiding gutter or honeycomb ceramics.
Preferably, the atomizer 3 is pressure atomized fog jet or double fluid atomization nozzle.
Preferably, the atomizer 3 is arranged in the center position of the air guide 2.
Using spray burning device provided by the utility model synthesis nanometer oxide material method be：By flammable gas
Body exports from the air guide of the spray burning device, and in the port of gun body, burning produces flame warm area；By liquid precursor
The flame warm area is sprayed to from the atomizer of the spray burning device, obtains nanometer oxide material.
Typical but non-limiting embodiment of the present utility model is as follows：
Embodiment 1
As shown in figure 1, present embodiments providing a kind of spray burning device, described device includes gun body 1, air guide 2
With atomizer 3；The gun body 1 includes a cavity；The air guide 2 is arranged in the cavity, can be along the cavity
It is relative to slide；The atomizer 3 is arranged in the air guide 2, can be slided with air guide 2 along the cavity；It is described to lead
Stream component 2 is connected with the air inlet of imflammable gas, and the atomizer 3 is connected with the inlet of liquid precursor.
The air guide 2 is distribution grid；The atomizer 3 is double fluid atomization nozzle；The gun body 1 includes one
Tubular cavity；The atomizer 3 is arranged in the center position of the air guide 2.
The spray burning device synthesis nano CeO provided using the present embodiment2The method of powder is：Prepare 0.5M Ce
(NO3)3·6H2The O aqueous solution；Methane is exported from the air guide of above-mentioned spray burning device, burns and produces in the port of gun body
2000-2500 DEG C stable of flame warm area；By Ce (NO3)3·6H2Atomizer of the O aqueous solution from the spray burning device
The flame warm area is sprayed to, obtains CeO2Powder.As shown in Fig. 2 obtained CeO2Powder is Nano grade.
Embodiment 2
A kind of spray burning device is present embodiments provided, described device is in addition to air guide 2 is guiding gutter, other groups
Part and structure are identical with the spray burning device in embodiment 1.
The spray burning device synthesizing micron-grade Al provided using the present embodiment2O3The method of powder is：Prepare 0.5M Al
(NO3)3·9H2The O aqueous solution, the gaseous mixture of methane, oxygen and argon gas is exported from the air guide of above-mentioned spray burning device,
In the port of gun body, burning produces 1000 DEG C or so stable of warm area, by Al (NO3)3·9H2The O aqueous solution fires from the spraying
The atomizer for burning device is sprayed to the flame warm area, obtains Al2O3Powder.As shown in figure 3, obtained Al2O3Powder is micro-
Scale particles.
Embodiment 3
Present embodiments provide a kind of spray burning device, described device is honeycomb ceramics except air guide 2, the atomization
Nozzle 3 is that other assemblies and structure are identical with the spray burning device in embodiment 1 outside pressure atomized fog jet.
Applicant states that the utility model illustrates detailed construction feature of the present utility model by above-described embodiment, but
The utility model is not limited to above-mentioned detailed construction feature, that is, does not mean that the utility model has to rely on above-mentioned detailed construction
Feature could be implemented.Person of ordinary skill in the field is new to this practicality it will be clearly understood that to any improvement of the present utility model
The equivalence replacement of part selected by type and the increase of accessory, the selection of concrete mode etc., all fall within of the present utility model
Within the scope of protection domain and disclosure.
Preferred embodiment of the present utility model described in detail above, still, the utility model is not limited to above-mentioned reality
The detail in mode is applied, in range of the technology design of the present utility model, the technical solution of the utility model can be entered
The a variety of simple variants of row, these simple variants belong to the scope of protection of the utility model.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means, in order to avoid unnecessary repetition, the utility model is to each
The possible combination of kind no longer separately illustrates.
In addition, it can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (5)
1. a kind of spray burning device, it is characterised in that described device includes gun body (1), air guide (2) and atomizer
(3)；The gun body (1) includes a cavity；The air guide (2) is arranged in the cavity, can be relative along the cavity
Slide；The atomizer (3) is arranged in the air guide (2), can be slided with air guide (2) along the cavity；It is described
Air guide (2) is connected with the air inlet of imflammable gas, and the atomizer (3) is connected with the inlet of liquid precursor.
2. spray burning device as claimed in claim 1, it is characterised in that the gun body (1) includes a tubular cavity.
3. spray burning device as claimed in claim 1, it is characterised in that the air guide (2) is distribution grid, guiding gutter
Or any one in honeycomb ceramics.
4. spray burning device as claimed in claim 1, it is characterised in that the atomizer (3) is pressure atomized fog jet
Or double fluid atomization nozzle.
5. spray burning device as claimed in claim 1, it is characterised in that the atomizer (3) is arranged in the water conservancy diversion
The center position of component (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501250.2U CN206783315U (en) | 2017-05-05 | 2017-05-05 | A kind of spray burning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501250.2U CN206783315U (en) | 2017-05-05 | 2017-05-05 | A kind of spray burning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206783315U true CN206783315U (en) | 2017-12-22 |
Family
ID=60710110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720501250.2U Active CN206783315U (en) | 2017-05-05 | 2017-05-05 | A kind of spray burning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206783315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976845A (en) * | 2017-05-05 | 2017-07-25 | 中国科学院过程工程研究所 | A kind of method of spray burning device and synthesis of metal oxide powder of spraying |
| CN112664936A (en) * | 2020-12-29 | 2021-04-16 | 华中科技大学 | System for synthesizing nano-particles by multi-nozzle spray combustion |
-
2017
- 2017-05-05 CN CN201720501250.2U patent/CN206783315U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976845A (en) * | 2017-05-05 | 2017-07-25 | 中国科学院过程工程研究所 | A kind of method of spray burning device and synthesis of metal oxide powder of spraying |
| CN106976845B (en) * | 2017-05-05 | 2023-08-01 | 中国科学院过程工程研究所 | Spray combustion device and method for synthesizing metal oxide powder by spraying |
| CN112664936A (en) * | 2020-12-29 | 2021-04-16 | 华中科技大学 | System for synthesizing nano-particles by multi-nozzle spray combustion |
| CN112664936B (en) * | 2020-12-29 | 2023-03-24 | 华中科技大学 | System for synthesizing nano-particles by multi-nozzle spray combustion |
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