CN215612160U - A fluid energy mill for production of nanometer silica - Google Patents
A fluid energy mill for production of nanometer silica Download PDFInfo
- Publication number
- CN215612160U CN215612160U CN202122247019.4U CN202122247019U CN215612160U CN 215612160 U CN215612160 U CN 215612160U CN 202122247019 U CN202122247019 U CN 202122247019U CN 215612160 U CN215612160 U CN 215612160U
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- box
- gas
- nano
- airflow
- production
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000012530 fluid Substances 0.000 title description 2
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 16
- 238000010902 jet-milling Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 239000002105 nanoparticle Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 16
- 239000002245 particle Substances 0.000 abstract description 6
- 239000000843 powder Substances 0.000 abstract description 6
- 238000003801 milling Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005543 nano-size silicon particle Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses airflow crushing equipment for producing nano-scale silicon dioxide, which comprises a box cylinder device for containing nano-scale silicon dioxide for production and crushing and an air conveying device for conveying nano-scale silicon dioxide airflow, wherein a pipeline device for jetting crushing airflow and forming airflow vortex is arranged on the box cylinder device; the box barrel device comprises a box barrel body, wherein a plurality of supporting legs are uniformly welded on the circumference of the bottom of the box barrel body, a discharging pipe is arranged in the middle of the bottom of the box barrel body, and two feeding pipes are symmetrically welded in the front and back of the box barrel body. According to the jet milling equipment for producing the nano-scale silicon dioxide, the large-particle raw materials are crushed in a secondary collision manner through the arrangement of vortex convergence, so that the crushing efficiency is improved; through the arrangement of vortex collection, the airflow containing the raw material powder is collected and discharged, and the discharge speed is accelerated; through the arrangement of the layered air flow, the simultaneous implementation of air flow crushing and vortex flow collection is ensured.
Description
Technical Field
The utility model belongs to the field of production of nano-scale silicon dioxide, and particularly relates to airflow crushing equipment for producing nano-scale silicon dioxide.
Background
The nano silicon dioxide is an inorganic chemical material and is commonly called white carbon black. Due to the superfine nanometer grade and the size range of 1-100 nm, the material has a plurality of unique properties, such as optical performance of resisting ultraviolet rays, and can improve the ageing resistance, strength and chemical resistance of other materials. The application is very wide. The nano-scale silicon dioxide is amorphous white powder, is nontoxic, tasteless and pollution-free, has a spherical microstructure, is in a flocculent and reticular quasi-particle structure, has a molecular formula and a structural formula of SiO2, and is insoluble in water.
However, in the prior art, the jet milling apparatus for the production of nano-sized silica: 1. the arrangement of vortex collection is not adopted, so that large-particle raw materials cannot be crushed by secondary collision, and the crushing efficiency is low; 2. the airflow containing the raw material powder is inconvenient to collect and discharge, and the discharge speed is slow; 3. the arrangement of layered air flow is not available, so that the simultaneous operation of air flow crushing and vortex flow collection cannot be ensured.
SUMMERY OF THE UTILITY MODEL
The present invention has been made in an effort to provide a jet milling apparatus for the production of nano-sized silica, which solves the above-mentioned problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a jet milling device for producing nano-scale silicon dioxide comprises a box cylinder device for containing nano-scale silicon dioxide for production and milling and a gas transmission device for transmitting nano-scale silicon dioxide gas flow, wherein the box cylinder device is provided with a pipeline device for jetting milling gas flow and forming gas flow vortex; the box drum device comprises a box drum body, a plurality of supporting legs are uniformly welded on the circumference of the bottom of the box drum body, a discharging pipe is arranged in the middle of the bottom of the box drum body, two feeding pipes are symmetrically welded in the front and the back of the box drum body, and a crushing cavity is formed in the box drum body; the gas transmission device comprises a gas collecting hood, a cross flow fan is arranged at the top of the gas collecting hood, a motor is arranged in front of the cross flow fan, and an exhaust pipe is arranged on one side of the cross flow fan; the pipeline device comprises six uniformly arranged gas nozzles, the outer sides of every three gas nozzles are connected with a gas homogenizing box, the outer sides of the gas homogenizing boxes are provided with pipe joints, and a gas inlet pipe is arranged above the gas nozzles; the air nozzle and the feeding pipe are symmetrically distributed along the circumference center of the box cylinder body, and the air inlet pipe and the box cylinder body are eccentrically arranged.
Further: the air inlet pipe is provided with one, and the air inlet pipe and the box cylinder body are welded together.
The air flow is ensured to enter the box cylinder body through the air inlet pipe, and the welding ensures that the air inlet pipe is stable and reliable.
Further: the central symmetry of intake pipe is provided with two, the intake pipe with box barrel seals threaded connection.
The speed of the air flow entering the box cylinder body through the air inlet pipe to form a vortex is increased, and the sealing of the air inlet pipe is guaranteed through the sealing threaded connection.
Further: the shape of the gas-collecting hood is conical, and the crossflow fan is connected with the gas-collecting hood through bolts.
The cone shape ensures the convergence of air flow, and the bolt connection is convenient for dismounting and maintaining the crossflow fan.
Further: the gas spraying head, the gas homogenizing box and the pipe joint are welded together.
The connection of the air nozzle, the air equalizing box and the pipe joint is firm and firm.
The working principle and the using process of the utility model are as follows: raw materials are sprayed into the crushing cavity in the box cylinder through the feeding pipe, meanwhile, a part of air flow enters the air equalizing box through the pipe joint and then is sprayed into the crushing cavity through the air spraying head to collide with a raw material flow in the box cylinder, so that the raw materials are crushed, the other part of air flow enters the crushing cavity through the air inlet pipe to form vortex, large-particle raw materials are gathered towards the center and then collide and crushed again, and the air flow containing raw material powder is gathered through the air collecting hood and discharged from the exhaust pipe under the action of the motor driving the cross flow fan to be processed next step.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the arrangement of vortex collection, large-particle raw materials are crushed in a secondary collision manner, so that the crushing efficiency is improved;
2. through the arrangement of vortex collection, the airflow containing the raw material powder is collected and discharged, and the discharge speed is accelerated;
3. through the arrangement of the layered air flow, the simultaneous implementation of air flow crushing and vortex flow collection is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a jet milling apparatus for nano-scale silica production according to the present invention;
FIG. 2 is a schematic view of a tank device of a jet mill for nano-scale silica production according to the present invention;
FIG. 3 is a schematic view of a gas transmission device of the jet milling equipment for nano-scale silica production according to the present invention;
FIG. 4 is a top view distribution diagram of a piping arrangement of example 1 of the jet milling apparatus for nano-sized silica production according to the present invention;
FIG. 5 is a top view distribution diagram of a duct assembly of example 2 of a jet milling apparatus for nano-sized silica production according to the present invention.
In the reference symbols: 1. a cartridge device; 101. a tank body; 102. supporting legs; 103. a feed pipe; 104. A discharge pipe; 105. a grinding chamber; 2. a gas delivery device; 201. a gas-collecting hood; 202. a cross flow fan; 203. an electric motor; 204. an exhaust pipe; 3. a pipe arrangement; 301. a gas showerhead; 302. a gas homogenizing box; 303. a pipe joint; 304. an air inlet pipe.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The utility model will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-4, a jet milling device for nano-scale silicon dioxide production comprises a tank device 1 for holding nano-scale silicon dioxide production milling, and further comprises a gas transmission device 2 for transmitting nano-scale silicon dioxide gas flow, wherein a pipeline device 3 for jetting milling gas flow and forming gas flow vortex is arranged on the tank device 1; the box barrel device 1 comprises a box barrel body 101, a plurality of supporting legs 102 are uniformly welded on the periphery of the bottom of the box barrel body 101, a discharging pipe 104 is arranged in the middle of the bottom of the box barrel body 101, two feeding pipes 103 are symmetrically welded on the front and back of the box barrel body 101, and a crushing cavity 105 is arranged in the box barrel body 101; the gas transmission device 2 comprises a gas collecting hood 201, a crossflow fan 202 is arranged at the top of the gas collecting hood 201, a motor 203 is arranged in front of the crossflow fan 202, and an exhaust pipe 204 is arranged at one side of the crossflow fan 202; the pipeline device 3 comprises six uniformly arranged gas nozzles 301, the outer sides of every three gas nozzles 301 are connected with a gas homogenizing box 302, the outer side of the gas homogenizing box 302 is provided with a pipe joint 303, and an air inlet pipe 304 is arranged above the gas nozzles 301; the gas nozzle 301 and the feed pipe 103 are symmetrically distributed along the circumference center of the box cylinder 101, and the gas inlet pipe 304 and the box cylinder 101 are eccentrically arranged.
Further: the number of the air inlet pipes 304 is one, the air inlet pipes 304 and the box cylinder 101 are welded together, airflow is guaranteed to enter the shape vortex in the box cylinder 101 through the air inlet pipes 304, and the welding guarantees that the air inlet pipes 304 are stable and reliable; the gas-collecting hood 201 is conical, the crossflow fan 202 is connected with the gas-collecting hood 201 through bolts, the conical shape ensures the convergence of air flow, and the bolt connection is convenient for dismounting and maintaining the crossflow fan 202; the gas nozzle 301, the gas homogenizing box 302 and the pipe joint 303 are welded together, so that the gas nozzle 301, the gas homogenizing box 302 and the pipe joint 303 are connected firmly and firmly.
Example 2
As shown in fig. 5, embodiment 2 differs from embodiment 1 in that: the air inlet pipes 304 are arranged in a central symmetry mode, the air inlet pipes 304 are in sealing threaded connection with the box barrel body 101, the speed of airflow entering the box barrel body 101 through the air inlet pipes 304 to form vortex is increased, and the air inlet pipes 304 are sealed through sealing threaded connection.
The working principle and the using process of the utility model are as follows: raw materials are sprayed into a crushing cavity 105 in a box barrel body 101 through a feeding pipe 103, meanwhile, a part of air flow enters an air equalizing box 302 through a pipe joint 303 and then is sprayed into the crushing cavity 105 through an air spraying head 301 to collide with raw materials in the box barrel body 101, so that the raw materials are crushed, the other part of air flow is sprayed into the crushing cavity 105 through an air inlet pipe 304 to form vortex, so that large-particle raw materials are gathered to the center and collide again for crushing, and the air flow containing raw material powder is gathered through an air collecting hood 201 and discharged from an air exhaust pipe 204 under the action of a cross flow fan 202 driven by a motor 203 for next treatment.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (5)
1. A jet milling equipment for nanometer silica production, including the box section of thick bamboo device (1) that is used for holding nanometer silica production and smashing, its characterized in that: the device also comprises a gas transmission device (2) for transmitting the airflow of the nano-scale silicon dioxide, and a pipeline device (3) for spraying and crushing the airflow and forming airflow vortex is arranged on the box cylinder device (1);
the box drum device (1) comprises a box drum body (101), a plurality of supporting legs (102) are uniformly welded on the circumference of the bottom of the box drum body (101), a discharging pipe (104) is arranged in the middle of the bottom of the box drum body (101), two feeding pipes (103) are symmetrically welded in the front and back of the box drum body (101), and a crushing cavity (105) is arranged in the box drum body (101);
the gas transmission device (2) comprises a gas collecting hood (201), a crossflow fan (202) is installed at the top of the gas collecting hood (201), a motor (203) is installed in front of the crossflow fan (202), and an exhaust pipe (204) is arranged on one side of the crossflow fan (202);
the pipeline device (3) comprises six uniformly arranged gas nozzles (301), the outer sides of every three gas nozzles (301) are connected with a gas homogenizing box (302), the outer side of the gas homogenizing box (302) is provided with a pipe joint (303), and an air inlet pipe (304) is arranged above each gas nozzle (301);
the air nozzle (301) and the feeding pipe (103) are symmetrically distributed along the circumference of the box cylinder body (101), and the air inlet pipe (304) and the box cylinder body (101) are eccentrically arranged.
2. A jet milling apparatus for the production of nano-sized silica according to claim 1, characterized in that: the air inlet pipe (304) is provided with one, and the air inlet pipe (304) and the box cylinder body (101) are welded together.
3. A jet milling apparatus for the production of nano-sized silica according to claim 1, characterized in that: the two air inlet pipes (304) are arranged in a centrosymmetric mode, and the air inlet pipes (304) are in sealed threaded connection with the box cylinder body (101).
4. A jet milling apparatus for the production of nano-sized silica according to claim 1, characterized in that: the shape of the gas collecting hood (201) is conical, and the crossflow fan (202) is connected with the gas collecting hood (201) through bolts.
5. A jet milling apparatus for the production of nano-sized silica according to claim 1, characterized in that: the gas spraying head (301), the gas homogenizing box (302) and the pipe joint (303) are welded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122247019.4U CN215612160U (en) | 2021-09-16 | 2021-09-16 | A fluid energy mill for production of nanometer silica |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122247019.4U CN215612160U (en) | 2021-09-16 | 2021-09-16 | A fluid energy mill for production of nanometer silica |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215612160U true CN215612160U (en) | 2022-01-25 |
Family
ID=79916780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122247019.4U Expired - Fee Related CN215612160U (en) | 2021-09-16 | 2021-09-16 | A fluid energy mill for production of nanometer silica |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215612160U (en) |
-
2021
- 2021-09-16 CN CN202122247019.4U patent/CN215612160U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220125 |