CN210107979U - Spray drying device for preparing nano material - Google Patents
Spray drying device for preparing nano material Download PDFInfo
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- CN210107979U CN210107979U CN201920468429.1U CN201920468429U CN210107979U CN 210107979 U CN210107979 U CN 210107979U CN 201920468429 U CN201920468429 U CN 201920468429U CN 210107979 U CN210107979 U CN 210107979U
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- atomizer
- drying tower
- drying
- spray
- tower
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Abstract
The utility model discloses a spray drying device is used in nano-material preparation, including drying tower and atomizer, atomizer fixed mounting is in the top of drying tower, the top of the tower intercommunication of drying tower has first intake pipe, the bottom of atomizer is equipped with the atomizing nozzle who stretches into the inside of drying tower, the side fixedly connected with flow distribution plate of atomizer, evenly distributed has a plurality of diffluence holes on the flow distribution plate, fixed mounting is to the baffle of a plurality of crisscross distributions on the inside wall of drying tower. The utility model discloses a set up a plurality of baffles for nano-material is at dry in-process, can be abundant contact with dry air current, has prolonged contact time, makes dry more abundant, improves drying efficiency, and through setting up atomizer, it is rotatory that fog gets into inside pressure drive shower nozzle that passes through of drying tower, and the centrifugal force that produces through the shower nozzle rotation makes the area of spraying bigger, and then has improved nano-material's area of contact, has further improved drying efficiency.
Description
Technical Field
The utility model relates to a nano-material drying equipment technical field especially relates to a spray drying device is used in nano-material preparation.
Background
The nano material is a material which has at least one dimension in a three-dimensional space in a nano size (0.1-100nm) or is formed by taking the nano size as a basic unit, the dimension is about equivalent to the dimension of closely arranging 10-100 atoms together, and the nano material can be roughly divided into four types of nano powder, nano fiber, nano film, nano block and the like. The method is characterized in that the development time of the nano powder is longest, the technology is the most mature, the nano powder is the basis for producing other three products, the nano material needs to be dried in the manufacturing process, a spray drying device is often needed, and the nano material is often easy to agglomerate together due to small particle size during drying.
Chinese utility model patent, grant publication number CN206683376U discloses a spray drying device of preparation nano-material, and the device can prevent that nano-material from gluing on the inner wall of drying tower, reduces nano-material's loss in the preparation process, but the device directly lets in the drying tower with the air current in, and the atomizer directly atomizes then lets in the tower bottom outflow, and the time of drying is short like this, and the drying is not thorough, and is inefficient.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide a spray drying device for preparing nano-material, which can better dry the nano-material, and has high drying efficiency.
According to the utility model discloses spray drying device is used in nano-material preparation, including drying tower and atomizer, atomizer fixed mounting is in the top of drying tower, the top of the tower intercommunication of drying tower has first intake pipe, the bottom of atomizer is equipped with the atomizing nozzle who stretches into the inside of drying tower, the side fixedly connected with flow distribution plate of atomizer, evenly distributed has a plurality of flow distribution holes on the flow distribution plate, fixed mounting is a plurality of to the baffle of a plurality of crisscross distributions on the inside wall of drying tower baffle downward sloping distributes with the inside of drying tower, the top slope of baffle is provided with the second intake pipe that is located the drying tower outside, atomizing nozzle's bottom is equipped with atomizer.
Preferably, the spraying device comprises a rotating ring, the rotating ring is fixedly installed on the bottom side of the atomizing nozzle, a rotating sleeve is rotatably connected to the outer side of the rotating ring, a spray head is fixedly installed at the bottom of the rotating sleeve, and the spray head is communicated with the atomizing nozzle.
Preferably, the diversion hole is in a trapezoidal shape with the top edge larger than the bottom edge.
Preferably, the angle of inclination of the downward inclination of the baffle is between 15 and 45 degrees.
Preferably, the second air inlet pipe has the same inclination angle with the opposite baffle.
Preferably, the first air inlet pipe is provided with a plurality of air inlets, and the air inlets of the first air inlet pipes are all located right above the flow dividing plate.
The utility model provides a beneficial effect is: through setting up a plurality of baffles for nano-material is at dry in-process, can be abundant contact with dry air current, has prolonged contact time, makes dry more abundant, improves drying efficiency, and through setting up atomizer, it is rotatory that fog gets into inside pressure drive shower nozzle of drying tower, and the centrifugal force that produces through the shower nozzle rotation makes the area of spraying bigger, and then has improved nano-material's area of contact, has further improved drying efficiency.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a spray drying apparatus for preparing nanomaterials, which is provided by the present invention;
fig. 2 is an enlarged schematic view of a point a in fig. 1 according to the present invention.
In the figure: the device comprises a drying tower 1, an atomizer 2, a first air inlet pipe 3, an atomizing nozzle 4, a splitter plate 5, a splitter hole 6, a baffle 7, a second air inlet pipe 8, a spraying device 9, a rotary ring 91, a rotary sleeve 92 and a spray head 93.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" 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" or "second" 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 specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, a spray drying device is used in nano-material preparation, including drying tower 1 and atomizer 2, 2 fixed mounting of atomizer are in the top of drying tower 1, the top of the tower intercommunication of drying tower 1 has first intake pipe 3, the bottom of atomizer 2 is equipped with the atomizing nozzle 4 who stretches into 1 inside of drying tower, the side fixedly connected with flow distribution plate 5 of atomizer 2, evenly distributed has a plurality of diffluence holes 6 on the flow distribution plate 5, fixed mounting is to a plurality of crisscross baffle 7 that distributes on the inside wall of drying tower 1, 7 downward sloping of a plurality of baffles distribute with the inside of drying tower 1, the top slope of baffle 7 is provided with the second intake pipe 8 that is located the 1 outside of drying tower, the bottom of atomizing nozzle 4 is equipped with atomizer 9.
The spraying device 9 comprises a rotating ring 91, the rotating ring 91 is fixedly mounted on the bottom side of the atomizing nozzle 4, a rotating sleeve 92 is rotatably connected to the outer side of the rotating ring 91, a spray head 93 is fixedly mounted at the bottom of the rotating sleeve 92, the spray head 93 is communicated with the atomizing nozzle 4, when spraying is carried out, the spray head 93 is driven to rotate by pressure generated by sprayed air flow, centrifugal force is generated by rotation of the spray head 93, the area of sprayed mist is larger, the range is wider, and the contact area with a nano material is larger.
The diversion holes 6 are in a trapezoid shape with the top edge larger than the bottom edge, and when airflow enters the diversion holes 6 in the inverted trapezoid shape, the opening is changed from big to small to generate pressure difference, so that the speed of the airflow entering the drying tower 1 is increased.
The inclined angle of the downward inclination of the baffle 7 is 15-45 degrees, the material can better flow out due to the inclined arrangement, and the inclination angle of the second air inlet pipe 8 is the same as that of the baffle 7 opposite to the second air inlet pipe, so that the flow rate of the nano material is further improved.
To sum up, this spray drying device is used in nano-material preparation, through setting up a plurality of baffles 7, make nano-material at the in-process of drying, can be abundant contact with dry air current, the contact time has been prolonged, make dry more abundant, improve drying efficiency, through setting up atomizer 9, fog gets into the inside rotatory shower nozzle 93 that drives through pressure of drying tower, the centrifugal force that produces through the shower nozzle 93 rotation makes the area of spraying bigger, and then improved nano-material's area of contact, further improved drying efficiency.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a spray drying device is used in nano-material preparation, includes drying tower and atomizer, atomizer fixed mounting is in the top of drying tower, the top of the tower intercommunication of drying tower has first intake pipe, the bottom of atomizer is equipped with the atomizing nozzle who stretches into the inside of drying tower, the side fixedly connected with flow distribution plate of atomizer, evenly distributed has a plurality of flow distribution holes, its characterized in that on the flow distribution plate: fixed mounting is to a plurality of crisscross baffles that distribute on the inside wall of drying tower, and is a plurality of baffle downward sloping distributes and the inside of drying tower, the top slope of baffle is provided with the second intake pipe that is located the drying tower outside, atomizing nozzle's bottom is equipped with atomizer.
2. The spray-drying apparatus for nanomaterial fabrication according to claim 1, characterized in that: the spraying device comprises a rotating ring, the rotating ring is fixedly arranged at the bottom side of the atomizing nozzle, a rotating sleeve is rotatably connected to the outer side of the rotating ring, a spray head is fixedly arranged at the bottom of the rotating sleeve, and the spray head is communicated with the atomizing nozzle.
3. The spray-drying apparatus for nanomaterial fabrication according to claim 1, characterized in that: the shunting holes are in a trapezoidal shape with the top edge larger than the bottom edge.
4. The spray-drying apparatus for nanomaterial fabrication according to claim 1, characterized in that: the inclined angle of the downward inclination of the baffle is 15-45 degrees.
5. The spray-drying apparatus for nanomaterial fabrication according to claim 1, characterized in that: the second air inlet pipe has the same inclination angle with the opposite baffle.
6. The spray-drying apparatus for nanomaterial fabrication according to claim 1, characterized in that: the first air inlet pipes are multiple, and air inlets of the multiple first air inlet pipes are located right above the flow distribution plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920468429.1U CN210107979U (en) | 2019-04-09 | 2019-04-09 | Spray drying device for preparing nano material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920468429.1U CN210107979U (en) | 2019-04-09 | 2019-04-09 | Spray drying device for preparing nano material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210107979U true CN210107979U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920468429.1U Expired - Fee Related CN210107979U (en) | 2019-04-09 | 2019-04-09 | Spray drying device for preparing nano material |
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| CN (1) | CN210107979U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112179112A (en) * | 2020-09-22 | 2021-01-05 | 安徽理工大学 | Solid water-soluble fertilizer drying device and method |
-
2019
- 2019-04-09 CN CN201920468429.1U patent/CN210107979U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112179112A (en) * | 2020-09-22 | 2021-01-05 | 安徽理工大学 | Solid water-soluble fertilizer drying device and method |
| CN112179112B (en) * | 2020-09-22 | 2022-04-08 | 安徽农巧施农业科技有限公司 | Solid water-soluble fertilizer drying device and method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 Termination date: 20210409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |