CN214199522U - Drying equipment is used in fumed silica production - Google Patents
Drying equipment is used in fumed silica production Download PDFInfo
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- CN214199522U CN214199522U CN202020872450.0U CN202020872450U CN214199522U CN 214199522 U CN214199522 U CN 214199522U CN 202020872450 U CN202020872450 U CN 202020872450U CN 214199522 U CN214199522 U CN 214199522U
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Abstract
The utility model relates to the technical field of chemical equipment, in particular to a drying device for fumed silica production, which comprises a drying cylinder, a feed hopper, a discharge valve, a foot rest and an air heater, wherein the feed hopper, the discharge valve, the foot rest and the air heater are arranged on the upper end of the drying cylinder; the utility model relates to a novelty, convenient to use, this equipment can realize containing the thermally equivalent of inorganic silicon granule material, has promoted the drying efficiency of granule material, suitable further popularization and application.
Description
Technical Field
The utility model relates to a fumed silica production facility technical field specifically is a drying equipment is used in fumed silica production.
Background
Fumed silica is commonly called fumed silica, is nano-scale silica, has the original particle size of 5-20 nanometers, large specific surface area, strong surface adsorption force, large surface energy, high chemical purity, good dispersion performance, thermal resistance, electric resistance and other specific performances, has unique characteristics in various subjects and fields due to excellent stability, reinforcement, thickening property and thixotropy, and has an irreplaceable effect. Can be widely applied to the polymer industrial fields of rubber, plastics, paint, adhesive, sealant and the like.
In the production process of the fumed silica, the raw material containing the inorganic silicon is kneaded and granulated and then needs to be dried. When the existing drying equipment is used for drying the particle raw materials containing inorganic silicon, the particle raw materials are mostly only dried through hot air, the particle materials cannot be uniformly heated, and the drying efficiency is low.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem, the utility model provides a drying equipment is used in fumed silica production.
In order to achieve the above object, the utility model provides a following technical scheme: a drying device for fumed silica production comprises a drying cylinder, a feed hopper, a discharge valve, a foot rest and an air heater, wherein the feed hopper, the discharge valve, the foot rest and the air heater are arranged at the upper end of the drying cylinder, the foot rest and the air heater are used for supporting the drying cylinder, the discharge valve is arranged at the lower openings of the drying cylinder and the feed hopper, a fixing frame is fixed at the top of the drying cylinder, a first vent pipe is arranged inside the drying cylinder, the upper end of the first vent pipe penetrates through the top of the drying cylinder and is rotatably connected with the drying cylinder through a sealing bearing, the air heater is arranged at the top of the fixing frame, the air outlet end of the air heater is connected with the first vent pipe through a rotary joint, a driven gear is arranged at the upper end of the first vent pipe, a driving motor is further arranged at the top of the fixing frame, an output shaft of the driving motor penetrates through the top of the fixing frame, a driving gear is connected to an output shaft of the driving motor, and is meshed with the driven gear, the lower extreme of breather pipe one is equipped with the auger that is used for upwards carrying the material, be equipped with the dehumidifier on the lateral wall of drying cylinder, the inlet end and the drying cylinder of dehumidifier are linked together, the end of giving vent to anger of dehumidifier communicates with the inlet end of air heater through the air duct, still be connected with breather pipe two on the air duct, all be provided with the filtration lid that is used for filtering gaseous on the inlet end of dehumidifier and the breather pipe two.
Preferably, the auger is uniformly provided with through holes.
Preferably, the bottom end of the first vent pipe is in a bell mouth shape.
Preferably, scrapers for scraping materials are symmetrically arranged on two sides of the first vent pipe.
Preferably, a heating plate for heating is installed on an inner sidewall of the drying cylinder.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a novelty, convenient to use, this equipment can realize containing the thermally equivalent of inorganic silicon granule material, has promoted the drying efficiency of granule material, suitable further popularization and application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a flow diagram of materials when the auger is running.
In the drawings, the reference numerals denote the following components:
a drying cylinder-1; a feed hopper-2; a discharge valve-3; a foot rest-4; a hot air blower-5; a fixed mount-6; a first vent pipe-7; a rotary joint-8; a packing auger-9; a driven gear-10; a drive motor-11; a transmission gear-12; dehumidifier-13; an airway-14; a second vent pipe-15; a filter cover-16; a scraper-17; heating plate-18.
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, a drying apparatus for fumed silica production comprises a drying cylinder 1, a feed hopper 2 arranged at the upper end of the drying cylinder 1, a discharge valve 3, a foot rest 4 for supporting the drying cylinder 1 and a hot air blower 5, wherein the lower end of the drying cylinder 1 is funnel-shaped; the discharging openings of the drying cylinder 1 and the feeding hopper 2 are both provided with a discharging valve 3, the discharging valve 3 is preferably an electric discharging valve, the top of the drying cylinder 1 is fixed with a fixed frame 6, the inside of the drying cylinder 1 is provided with a vent pipe I7, the upper end of the vent pipe I7 penetrates through the top of the drying cylinder 1 and is rotatably connected with the drying cylinder 1 through a sealing bearing, the air heater 5 is arranged at the top of the fixed frame 6, the air outlet end of the air heater 5 is connected with the vent pipe I7 through a rotary joint 8, wherein the rotary joint 8 is an existing part and can realize the relative rotation between the two connecting pipes, the upper end of the vent pipe I7 is fixed with a driven gear 10, the top of the fixed frame 6 is also provided with a driving motor 11, the output shaft of the driving motor 11 penetrates through the top of the fixed frame 6, the output shaft of the driving motor 11 is connected with a transmission gear 12, the transmission gear 12 is meshed with the driven gear 10, the lower end of the vent pipe I7 is provided with a packing auger 9 for upwards conveying materials, the side wall of the drying cylinder 1 is provided with a dehumidifier 13, the air inlet end of the dehumidifier 13 is communicated with the drying cylinder 1, the air outlet end of the dehumidifier 13 is communicated with the air inlet end of the air heater 5 through an air duct 14, the air duct 14 is also connected with a second air duct 15 for balancing the air pressure in the air duct 14, when the air pressure in the air duct 14 is higher, the air is discharged from the second air duct 15, and when the air pressure in the air duct 14 is lower, the external air flows into the air duct 14 through the second air duct 15; a filter cover 16 for filtering gas is arranged on the air inlet end of the dehumidifier 13 and the vent pipe two 15; the filter cover 16 may be connected to the air inlet end of the dehumidifier 13 and the second air pipe 15 by a screw thread or a snap fastener, and the middle part of the filter cover 16 is a filter net structure for filtering wind and dust.
Further, through holes are uniformly formed in the packing auger 9; the arrangement of the through holes on the packing auger 9 is favorable for the upward floating of hot gas, namely the hot gas can be discharged from the lower port of the vent pipe I7 and then can be discharged upwards through the through holes on the packing auger 9, so that the material on the packing auger 9 can be heated.
Further, the bottom end of the vent pipe I7 is in a bell mouth shape; the contact area between the bottom end of the first ventilating pipe 7 and the materials is increased, and the drying of the materials is facilitated.
Furthermore, scraping plates 17 for scraping materials are symmetrically arranged on two sides of the first vent pipe 7, and the scraping plates 17 are fixedly connected with the first vent pipe 7 through connecting rods; the scraper 17 consists of a metal plate and high-temperature-resistant rubber fixed at the tail end of the metal plate, the high-temperature-resistant rubber is abutted against the inner wall of the drying cylinder 1, and the arrangement of the high-temperature-resistant rubber can prevent the inner wall of the drying cylinder 1 from being scratched; when the dryer runs, the first vent pipe 7 rotates to drive the scraper 17 to scrape off materials adhered to the inner wall of the drying cylinder 1.
Further, a heating plate 18 for heating is installed on the inner side wall of the drying cylinder 1; the heating plate 18 can also assist in heating the material, further improving the drying efficiency of the material.
One specific application of this embodiment is: the utility model discloses during the use, pour the material into feeder hopper 2 in and open baiting valve 3 on feeder hopper 2 and make the material fall into drying cylinder 1, then close baiting valve 3, then the starting equipment, driving motor 11 operates and drives drive gear 12 and rotate, drive gear 12 drives breather pipe one 7 through driven gear 10 and rotates, breather pipe one 7 rotates and upwards carries the material through auger 9, make middle part material promote upwards, peripheral material forms the material circulation downwards (refer to figure 2, the material circulation direction is shown as the arrow in the figure), make the material fully turn and evenly be heated and dry; the hot air blower 5 operates to blow hot air into the vent pipe I7, the hot air blows out from the bottom of the vent pipe I7 to dry the materials in the drying cylinder 1, and the hot air containing moisture is dehumidified by the dehumidifier 13 and then circularly introduced into the hot air blower 5, so that the waste heat of the air is utilized, the temperature rise of the air is accelerated, and the heating efficiency of the materials is improved;
the first ventilating pipe 7 can drive the scraper 17 to rotate in the rotating process, the scraper 17 can rotate to scrape the wall, the materials are prevented from being adhered to the inner wall of the drying cylinder 1, and the heating plate 18 can play a role in assisting in heating the materials to further improve the drying efficiency of the materials; and after the materials are dried, opening a discharge valve 3 at the discharge port of the drying cylinder 1 to discharge the materials in the drying cylinder 1.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," 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 preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The drying equipment for producing the fumed silica comprises a drying cylinder (1), a feed hopper (2) arranged at the upper end of the drying cylinder (1), a discharge valve (3), a foot rest (4) used for supporting the drying cylinder (1) and an air heater (5), wherein the discharge valve (3) is arranged at the feed openings of the drying cylinder (1) and the feed hopper (2), and is characterized in that a fixing frame (6) is fixed at the top of the drying cylinder (1), a vent pipe I (7) is arranged inside the drying cylinder (1), the upper end of the vent pipe I (7) penetrates through the top of the drying cylinder (1) and is rotatably connected with the drying cylinder (1) through a sealing bearing, the air heater (5) is arranged at the top of the fixing frame (6), the air outlet end of the air heater (5) is connected with the vent pipe I (7) through a rotary joint (8), and a driven gear (10) is arranged at the upper end of the vent pipe I (7), the top of the fixed frame (6) is also provided with a driving motor (11), an output shaft of the driving motor (11) penetrates through the top of the fixed frame (6), the output shaft of the driving motor (11) is connected with a transmission gear (12), the transmission gear (12) is meshed with the driven gear (10), the lower end of the first vent pipe (7) is provided with a packing auger (9) used for conveying materials upwards, a dehumidifier (13) is arranged on the side wall of the drying cylinder (1), the air inlet end of the dehumidifier (13) is communicated with the drying cylinder (1), the air outlet end of the dehumidifier (13) is communicated with the air inlet end of the hot air blower (5) through an air duct (14), the air duct (14) is also connected with a second air duct (15), and the air inlet end of the dehumidifier (13) and the second air duct (15) are both provided with a filtering cover (16) for filtering air.
2. The drying apparatus for fumed silica production according to claim 1, characterized in that: the packing auger (9) is uniformly provided with through holes.
3. The drying apparatus for fumed silica production according to claim 1, characterized in that: the bottom end of the first vent pipe (7) is in a horn mouth shape.
4. The drying apparatus for fumed silica production according to claim 1, characterized in that: scraping plates (17) for scraping materials are symmetrically arranged on two sides of the first vent pipe (7).
5. The drying apparatus for fumed silica production according to claim 1, characterized in that: a heating plate (18) for heating is arranged on the inner side wall of the drying cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020872450.0U CN214199522U (en) | 2020-05-22 | 2020-05-22 | Drying equipment is used in fumed silica production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020872450.0U CN214199522U (en) | 2020-05-22 | 2020-05-22 | Drying equipment is used in fumed silica production |
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| Publication Number | Publication Date |
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| CN214199522U true CN214199522U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020872450.0U Active CN214199522U (en) | 2020-05-22 | 2020-05-22 | Drying equipment is used in fumed silica production |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184017A (en) * | 2021-11-02 | 2022-03-15 | 石家庄职业技术学院 | A drying equipment for hydroxypropyl methyl cellulose production |
| CN115493376A (en) * | 2022-11-16 | 2022-12-20 | 衡水巴迈隆木业有限公司 | Sawdust cleaning and drying equipment |
-
2020
- 2020-05-22 CN CN202020872450.0U patent/CN214199522U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184017A (en) * | 2021-11-02 | 2022-03-15 | 石家庄职业技术学院 | A drying equipment for hydroxypropyl methyl cellulose production |
| CN115493376A (en) * | 2022-11-16 | 2022-12-20 | 衡水巴迈隆木业有限公司 | Sawdust cleaning and drying equipment |
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