CN107522224B - Tin oxide crystal preparation facilities - Google Patents
Tin oxide crystal preparation facilities Download PDFInfo
- Publication number
- CN107522224B CN107522224B CN201710918829.3A CN201710918829A CN107522224B CN 107522224 B CN107522224 B CN 107522224B CN 201710918829 A CN201710918829 A CN 201710918829A CN 107522224 B CN107522224 B CN 107522224B
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- reaction chamber
- headstock
- pipe
- helix tube
- tube
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G19/00—Compounds of tin
- C01G19/02—Oxides
Abstract
This patent discloses tin oxide crystal preparation facilities, including reaction chamber, reaction chamber side is equipped with vortex tube, gas-vapor mix case is equipped between reaction chamber and vortex tube, the reaction chamber other side is equipped with water tank, the helix tube being rotatablely connected with reaction chamber is equipped in reaction chamber, helix tube lower part is equipped with the air bag for stirring, air bag is connected to helix tube, the top of reversed case is equipped with headstock, helix tube runs through headstock, portion is fixed with several axis wings for being located at headstock on the coil, it further include delivery pipe, vortex tube is equipped with cold water pipe and heating pipe, the both ends of heating pipe are respectively communicated with vortex tube and helix tube, cold water pipe is connected to gas-vapor mix case, gas-vapor mix case is equipped with water-supply-pipe, the both ends of delivery pipe are respectively communicated with gas-vapor mix case and headstock, positioned at headstock delivery pipe nozzle towards the axis wing, headstock is equipped with efferent duct, it is defeated Outlet pipe joining water box.It is realized simultaneously using the cold air of vortex tube and hot gas in temperature and speed of agitator of the invention, it is easy to operate.
Description
Technical field
The invention belongs to semiconductor oxide materials preparation technical field, in particular to a kind of tin oxide crystal preparation dress
It sets.
Background technique
Tin oxide crystal fibre is a kind of fibrous material with polycrystalline structure, and size of microcrystal is nanoscale, generally
No more than 50nm, fibre length and diameter are adjusted by spinning condition.Tin oxide fibre have nanoscale crystal grain, compared with
Big specific surface area, fiber are apparent fluffy and abundant feature can be contacted with reactant in catalysis reaction, thus are suitable for
For catalyst or catalyst carrier.Compared with solid ceramic catalyst or pellet type catalyst, fibrous tin oxide crystal is fine
Dimension can increase the reaction site of unit mass, significantly improve catalytic efficiency.Relative to nano-powder or nano wire, fiber catalysis
Agent can be used as an entirety and mutually be kept completely separate with reacting, simplify separating step, increase separative efficiency due to mutually tangling.By
There is the characteristic of self-supporting in fiber, fiber-like catalyst can uniformly mix in reaction phase, and entire reaction system can be made anti-
It answers uniform and stable.In terms of photocatalysis, the catalyst of fiber morphology covers function admirable, to light utilization efficiency height, is designed to
Reactor is easy；Compared with powder catalyst, fiber-like catalyst have with reaction mutually separate it is easy, there is no losing issue,
The advantages that cleaning and regeneration is easy, may be reused.
Tin oxide crystal fibre is made currently, synthesizing using metathesis reaction, and steps are as follows in metathesis reaction, first
It is organic solvent (organic solvent is one of methanol, ethyl alcohol, propyl alcohol, isopropanol, acetone, chloroform, carbon tetrachloride or combination)
It is uniformly mixed with tin, obtains organic solvent, adding ligand sources, (ligand sources are potassium acetate, potassium acetate hydrate, sodium acetate and vinegar
One of hydrate of sour sodium or combination), it is continuous to stir then at a temperature of 0-70 DEG C, finally, crossing and filtering out after stopping stirring
It goes that solids is precipitated, obtains filtrate, then cooled down by cooling equipment, obtain tin oxide crystal fibre.
But in actual mechanical process, the speed of stirring and the temperature of substance reaction the two key points, are to be difficult
Control, whether the temperature for being often used thermometer to judge reaction is constant temperature, and the speed of stirring is also required to using the dress that tests the speed
It sets to judge, it is troublesome in poeration, and waste of manpower and material resources；Moreover, on the other hand, obtained tin oxide crystal fibre needs now
Plurality of devices is used cooperatively, and the preparation facilities of tin oxide crystal fibre is now capable of forming currently without one-pass molding.
Summary of the invention
The invention is intended to provide a kind of tin oxide crystal preparation facilities, during solving present metathesis reaction, often go out
The technical issues of existing speed of agitator and reaction temperature are not easily controlled.
Tin oxide crystal preparation facilities in this programme, including reaction chamber, the reaction chamber side is equipped with vortex tube, described
Gas-vapor mix case is equipped between reaction chamber and the vortex tube, the reaction chamber other side is equipped with water tank, sets in the reaction chamber
There is the helix tube with reaction chamber rotation connection, the helix tube lower part is equipped with the air bag for stirring, the air bag and institute
Helix tube connection is stated, the top of the reversed case is equipped with headstock, and the helix tube runs through the headstock, in the helix tube
Top is fixed with several axis wings for being located at the headstock, further includes delivery pipe, and the vortex tube is equipped with cold water pipe and heat
Tracheae, the both ends of the heating pipe are respectively communicated with the vortex tube and the helix tube, and it is mixed that the cold water pipe is connected to the aqueous vapor
Mould assembling, the gas-vapor mix case are equipped with water-supply-pipe, and the both ends of the delivery pipe are respectively communicated with the gas-vapor mix case and described
Headstock, positioned at the headstock delivery pipe nozzle towards the axis wing, the headstock is equipped with efferent duct, described defeated
Outlet pipe is connected to the water tank.
It the principle of this programme and has the beneficial effect that:
It is provided with water in gas-vapor mix case in advance, air is added into vortex tube, through overcompression and is cooled to the gas of room temperature
Body enters the nozzle of vortex tube, and velocity of sound is expanded and accelerated in nozzle, injects minor air cell from tangential direction, forms free vortex
Stream.The angular velocity of rotation of free vortex flow is more bigger close to center, due to angular speed difference, free vortex flow between layers
Produce friction.The air velocity of central part is maximum, and friction results are to transfer energy to the lower air-flow of outer layer angular speed,
The air-flow of central layer portion loses energy, and kinetic energy is low, and speed reduces, and temperature reduces, by being vortexed the orifice plate of tube hub from one end
It draws, obtains the cold airflow that refrigeration needs, and the cold airflow flows into cold water pipe by cold end pipe, cold air and water are mixing
Water-gas two phase flow is mixed into case, the single-phase water flow of volume ratio is big, and water velocity is faster.
And the air-flow of outer section obtains momentum, kinetic energy increases, while again with turbine pipe friction, part kinetic energy being converted
It at thermal energy, is brought out from the other end of vortex tube by control valve, forms thermal current, hot gas flows through end tube subflow and enters heating pipe
It is interior, since heating pipe is connected to helix tube, hot gas flows into helix tube from heating pipe.At this moment, it can be vortexed by control
Control valve in pipe adjusts the flow and temperature of cold and hot two strands of air-flows, the flow of its cold and hot two strands of air-flow and temperature is made to reach system
Required for standby tin oxide crystal, temperature here is supplied with reaction chamber heating reactive material, controls spiral using flow
The revolving speed of pipe, when needing helix tube to stir, cold air and hot gas are the positions reached simultaneously using them, and hot gas is in helix tube
Flowing flows in the air bag of setting on the coil, makes it full of hot gas, and gradually expand, formed as quant
Leaf is stirred, at this moment, the water flow of delivery pipe pours in headstock in a flash, and the axis wing quick rotation of propulsion power case, so that and axis
The air bag that the helix tube of wing connection also starts turning, and helix tube lower part is arranged in starts reaction stirred, promotes reactant multiple
Reaction is closed, and the water flow of impeller-hub wing rotation flows into water tank from efferent duct.
After reactant recombination reaction, stop that air is added into vortex tube, reaction chamber is put into water tank, and then is precipitated
Tin oxide crystal.
Further, the delivery pipe is equipped with valve, and the valve is located at the side of the headstock.Valve setting is existed
It is to generate the fast water impact axis wing of flow velocity in order in valve opening at this, so that axis wing quick rotation, and valve is also
The controllable time for opening the rotation of the axis wing.
Further, the axis wing is two, and two axis wings are using the helix tube central axis as symmetry axis symmetric design.
Two axis wings are set, are the drag reduction being subject to for its water flow, faster rotational speed.
Further, the axis wing is four, and the axis wing described in every two is that symmetrical axial symmetry is set with the helix tube central axis
Meter.Four axis wings are set, and the resistance that water flow is subject to increases, but the flow rate of water flow generated can be accelerated, further in headstock
Accelerate water velocity, it is also the same to accelerate helix tube revolving speed.
Further, pedestal is equipped with below the reaction chamber, the pedestal is equipped with support frame, and the reaction chamber is arranged in institute
It states in support frame.Setting pedestal be in order to support entire reaction chamber, and be arranged support frame be in order to fix reaction chamber, need it is clear
When washing reaction chamber, reaction chamber can also be taken off from support frame.
Further, the vortex tube is equipped with compressed air inlet.Air is inputted into vortex tube from compressed air inlet
It is interior, play the role of facilitating operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of tin oxide crystal preparation facilities embodiment of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description include: pedestal 1, support frame 2, water tank 3, efferent duct 4, headstock 5, the axis wing 6,
Valve 7, delivery pipe 8, reaction chamber 9, helix tube 10, air bag 11, tartar 12, gas-vapor mix case 13, cold water pipe 14, heating pipe 15,
Vortex tube 16, water-supply-pipe 17, compressed air inlet 18.
Embodiment is substantially as shown in Fig. 1: tin oxide crystal preparation facilities, including reaction chamber 9, is equipped in the reaction chamber 9
Helix tube 10 is located at 9 side of reaction chamber and is equipped with vortex tube 16, is located at 9 other side of reaction chamber and is equipped with water tank 3, the whirlpool of the present embodiment
Flow tube 16 is by nozzle, minor air cell, separation orifice, pipe and control valve group at minor air cell is arranged in pipe, and minor air cell will manage
Son is divided into hot and cold both ends, respectively cold end pipe and hot end pipe, and nozzle is along minor air cell's arranged tangential, i.e. guidance high pressure draught
Tangential direction enters minor air cell, and for orifice plate between minor air cell and cold end pipe, hot end tube outlet is mounted with control valve.
In the present embodiment, gas-vapor mix case 13 is equipped between vortex tube 16 and reaction chamber 9, gas-vapor mix case 13 is can to allow
The cabinet of water and gas mixing is connected with cold water pipe 14 on the cold end pipe of vortex tube 16, and it is mixed that cold water pipe 14 is connected to aqueous vapor
In mould assembling 13, and water-supply-pipe 17 also connects gas-vapor mix case 13, and water tank 3 is connect with water-supply-pipe 17, and is provided in water tank 3
Water pump, gas-vapor mix case 13 are equipped with delivery pipe 8, and delivery pipe 8 is connected to headstock 5, positioned at delivery pipe 8 and headstock 5
Junction is equipped with valve 7, and headstock 5 is located at the top of reaction chamber 9, and helix tube 10 runs through headstock 5.
The axis wing 6 being located in headstock 5 is equipped on helix tube 10, the axis wing 6 may be designed as two axis wings 6 with helix tube
10 central axises are that symmetry axis is symmetrical, may be designed to four 6 cross sections of the axis wing into cross, it is transversal can also to design six axis wings 6
Face is at flower pattern, and above-mentioned 8 nozzle of delivery pipe is equipped with efferent duct 4 in the other side of headstock 5 towards the axis wing 6, and efferent duct 4 connects
Water receiving case 3.
It is connected with heating pipe 15 on the hot end pipe of vortex tube 16, which connects the nozzle of helix tube 10, spiral shell
The lower part of coil 10 is equipped with 8 air bags 11, and 10 two sides of helix tube are respectively provided with 4 air bags 11, the Nang Kou and helix tube 10 of air bag 11
Pipeline connection, tartar 12 is equipped on air bag 11.
Pedestal 1 is equipped with below reaction chamber 9, pedestal 1 is equipped with support frame 2, and reaction chamber 9 can be placed on support frame 2,
It can be taken off from support frame 2, pedestal 1 is used to support reaction chamber 9, and support frame 2 is for fixing reaction chamber 9.
The specific works of the present embodiment are as follows, and air is added in the compressed air inlet 18 on vortex tube 16, through overcompression
And the gas for being cooled to room temperature enters the nozzle of vortex tube 16, and velocity of sound is expanded and accelerated in nozzle, injects from tangential direction
Minor air cell forms free vortex flow.The angular velocity of rotation of free vortex flow is more bigger close to center, due to angular speed difference, in freedom
Vortex just produces friction between layers.For the air-flow of central part with regard to speed maximum, friction results are to transfer energy to
The lower air-flow of outer layer angular speed, the air-flow of central layer portion lose energy, and kinetic energy is low, and speed reduces, and temperature reduces, and pass through whirlpool
The orifice plate at 16 center of flow tube is drawn from one end, obtains the cold airflow that refrigeration needs, and the cold airflow is flowed by cold end pipe
It in cold water pipe 14, then flows into gas-vapor mix case 13, at this moment, starts water pump, the water in water tank 3 is flowed into water by water-supply-pipe 17
In gas mixing tank 13, cold air and water are mixed into water-gas two phase flow in mixing tank, and the single-phase water flow of volume ratio is big, water velocity
Faster.
And the air-flow of outer section obtains momentum, kinetic energy increases, while again with turbine pipe friction, part kinetic energy being converted
It at thermal energy, is brought out from the other end of vortex tube 16 by control valve, forms thermal current, hot gas flows through end tube subflow and enters hot gas
In pipe 15, since heating pipe 15 is connected to helix tube 10, hot gas flows into helix tube 10 from heating pipe 15, in this product
After use, heating pipe 15 is taken out from helix tube 10, the gas that helix tube 10 has been cooled down is released.At this moment, control can be passed through
Control valve in vortex tube 16 processed adjusts the flow and temperature of cold and hot two strands of air-flows, makes the flow and temperature of its cold and hot two strands of air-flow
Required for degree reaches and prepares tin oxide crystal, temperature here is supplied with reaction chamber 9 and heats reactive material, uses flow
The revolving speed of helix tube 10 is controlled, in the shape of a spiral, when needing helix tube 10 to stir, cold air and hot gas are to reach simultaneously to helix tube 10
Using their position, hot gas flows in helix tube 10, flows in the air bag 11 being arranged on helix tube 10, is full of it
Hot gas, and gradually expand, leaf is stirred in formation as quant, at this moment, opens the valve being arranged in delivery pipe 8, water flow one
Moment is poured in headstock 5, and 6 quick rotation of the axis wing of propulsion power case 5, so that the helix tube 10 connecting with the axis wing 6 is also opened
Begin to rotate, and the beginning reaction stirred of air bag 11 of 10 lower part of helix tube is set, promotion reactant recombination reaction, and impeller-hub
The water flow that the wing 6 rotates flows into water tank 3 from efferent duct 4.
After reactant recombination reaction, close and valve 7 and stop that air is added into vortex tube 16, by reaction chamber 9 from
It takes off, is put into water tank 3 on support frame 2, and then tin oxide crystal is precipitated.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (6)
1. tin oxide crystal preparation facilities, which is characterized in that including reaction chamber, the reaction chamber side is equipped with vortex tube, described
Gas-vapor mix case is equipped between reaction chamber and the vortex tube, the reaction chamber other side is equipped with water tank, sets in the reaction chamber
There is the helix tube with reaction chamber rotation connection, the helix tube lower part is equipped with the air bag for stirring, the air bag and institute
Helix tube connection is stated, the top of the reaction chamber is equipped with headstock, and the helix tube runs through the headstock, in the helix tube
Top is fixed with several axis wings for being located at the headstock, further includes delivery pipe, and the vortex tube is equipped with cold water pipe and heat
Tracheae, the both ends of the heating pipe are respectively communicated with the vortex tube and the helix tube, and it is mixed that the cold water pipe is connected to the aqueous vapor
Mould assembling, the gas-vapor mix case are equipped with water-supply-pipe, and the both ends of the delivery pipe are respectively communicated with the gas-vapor mix case and described
Headstock, positioned at the headstock delivery pipe nozzle towards the axis wing, the headstock is equipped with efferent duct, described defeated
Outlet pipe is connected to the water tank.
2. tin oxide crystal preparation facilities according to claim 1, it is characterised in that: the delivery pipe is equipped with valve,
The valve is located at the side of the headstock.
3. tin oxide crystal preparation facilities according to claim 1, it is characterised in that: the axis wing is two, two institutes
The axis wing is stated with the helix tube central axis as symmetrical axial symmetry.
4. tin oxide crystal preparation facilities according to claim 1, it is characterised in that: the axis wing is four, every two
The axis wing is with the helix tube central axis for symmetrical axial symmetry.
5. tin oxide crystal preparation facilities according to claim 1, it is characterised in that: be equipped with bottom below the reaction chamber
Seat, the pedestal are equipped with support frame, and the reaction chamber is arranged in support frame as described above.
6. tin oxide crystal preparation facilities according to claim 1, it is characterised in that: it is empty that the vortex tube is equipped with compression
Gas entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710918829.3A CN107522224B (en) | 2017-09-30 | 2017-09-30 | Tin oxide crystal preparation facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710918829.3A CN107522224B (en) | 2017-09-30 | 2017-09-30 | Tin oxide crystal preparation facilities |
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| Publication Number | Publication Date |
|---|---|
| CN107522224A CN107522224A (en) | 2017-12-29 |
| CN107522224B true CN107522224B (en) | 2019-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710918829.3A Active CN107522224B (en) | 2017-09-30 | 2017-09-30 | Tin oxide crystal preparation facilities |
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| CN111957244A (en) * | 2020-08-09 | 2020-11-20 | 郭元华 | Production process of concrete water reducing agent |
| CN114617111B (en) * | 2022-03-22 | 2023-03-10 | 淮滨县雨顺农业科技有限公司 | Plant protection machine |
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| CN1565716A (en) * | 2003-07-07 | 2005-01-19 | 北京化工大学 | Method for preparing ultrafine particle by eddy flow gas-liquid phase micro reaction field |
| CN101899725B (en) * | 2010-03-31 | 2014-06-11 | 清华大学 | Nano fiber of metal oxide and preparation method thereof |
| CN103204700A (en) * | 2013-04-07 | 2013-07-17 | 上海大学 | Preparation method of high crystal orientation zinc oxide nanofiber |
| CN103556303B (en) * | 2013-10-19 | 2015-06-10 | 山东大学 | Preparation method of tin oxide fiber precursor and tin oxide crystal fibers |
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