CN210267891U - Multi-chamber vibration fluidized bed dryer - Google Patents
Multi-chamber vibration fluidized bed dryer Download PDFInfo
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- CN210267891U CN210267891U CN201920148075.2U CN201920148075U CN210267891U CN 210267891 U CN210267891 U CN 210267891U CN 201920148075 U CN201920148075 U CN 201920148075U CN 210267891 U CN210267891 U CN 210267891U
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Abstract
The utility model discloses a multi-chamber vibration fluidized bed dryer, which comprises a dryer body, wherein the top of the dryer body is provided with a waste gas outlet which is connected with a cyclone separator, and the dryer also comprises a vibration mechanism which is arranged on the dryer body; wherein, one side of the dryer body is provided with a feed inlet, a star-shaped feed valve is arranged on the feed inlet, and the other side of the dryer body is provided with a discharge outlet; the interior of the dryer body is divided into a plurality of drying chambers by vertical baffles along the length direction, and horizontal porous plates are arranged at the lower parts of the vertical baffles; the lower part of the dryer body is provided with a plurality of hot air inlets and a cold air inlet, and the cold air inlet corresponds to the drying chamber close to the discharge port; the vibrating mechanism comprises a vibrating motor and a vibrating spring, the vibrating motor drives the dryer body to vibrate up and down on the vibrating spring, and by means of the technical scheme, the dryer is simple in structure, high in heat efficiency, even in material drying, capable of avoiding agglomeration and solid phenomena, and even in fluidization.
Description
Technical Field
The utility model relates to a drying equipment technical field, more specifically the utility model relates to a multi-chambered vibration fluidized bed desicator that says so.
Background
A fluidized bed drier, also called as a fluidized bed drier, is used for drying wet materials by utilizing a fluidization technology, during working, granular solid materials are added into the fluidized bed drier by a feeder, and filtered clean air is fed into the bottom of a fluidized bed by an air blower after being heated and is contacted with the solid materials through a distribution plate to form a fluidized state so as to achieve gas-solid heat and mass exchange. The material is discharged from a discharge port after being dried, and the waste gas is discharged from the top of the boiling bed and is evacuated after solid powder is recovered by a cyclone dust collector group and a bag-type dust collector, so that the material is suitable for drying bulk granular materials, such as bulk drugs, tabletting granules and traditional Chinese medicines in medicine and drug; drying and dehumidifying plastic resin, citric acid and other powdery and granular materials in a neutralizer and chemical raw materials, and also being used for food and beverage; the preparation method comprises the steps of preparing a neutralizing agent, processing grains, drying corn germs, feeds and the like, and preparing materials such as mineral powder, metal powder and the like.
However, fluidized bed dryers in the market all have certain defects, which are mainly characterized in that agglomeration and firmness phenomena can be generated when the humidity of materials is slightly higher, so that fluidization is deteriorated, or the heat efficiency is not high, the volume heat transfer coefficient is not matched with the air flow drying, the moisture content of output materials is inconsistent, and the applicability is poor.
Therefore, how to provide a multi-chamber vibrating fluidized bed dryer with uniform material drying and no binding phenomenon is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a multi-chambered vibration fluidized bed desicator, simple structure, the thermal efficiency is high, and the material is dry even, and can avoid producing reunion and durable phenomenon, and the fluidization is even.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a multi-chamber vibration fluidized bed dryer comprises a dryer body, a waste gas outlet is formed in the top of the dryer body and connected with a cyclone separator, and a vibration mechanism is mounted on the dryer body;
the dryer comprises a dryer body, a star-shaped feeding valve, a discharging port and a feeding port, wherein the dryer body is provided with the feeding port on one side, and the discharging port is arranged on the other side; the interior of the dryer body is divided into a plurality of drying chambers by vertical baffles along the length direction, and horizontal porous plates are arranged at the lower parts of the vertical baffles; the lower part of the dryer body is provided with a plurality of hot air inlets and a cold air inlet, and the cold air inlet corresponds to the drying chamber close to the discharge hole;
the vibration mechanism comprises a vibration motor and a vibration spring, and the vibration motor drives the dryer body to vibrate up and down on the vibration spring.
Further, the distance between the bottom of the vertical baffle and the porous plate is 30-60 mm.
Furthermore, the number of the drying chambers is 6, and the number of the hot air inlets is 5.
Furthermore, the hot air inlet and the cold air inlet are both provided with regulating valves.
Through taking above scheme, the beneficial effects of the utility model are that:
wet materials enter the dryer body from the feeding port and sequentially pass through the drying chambers, in the working process, hot air flows through the hot air inlet from the porous plate to the fluidized material layer from bottom to top, gas-solid phases carry out heat transfer and mass transfer in the fluidized bed, the materials in each drying chamber are fully contacted with corresponding hot air, the heat transfer and mass transfer coefficients are high, the heat efficiency is improved, the materials are dried uniformly, cold air is blown into the drying chambers close to the discharge port, so that the dried products are cooled rapidly and are convenient to package and store, and finally the dried products overflow from the discharge port; meanwhile, the vibrating motor drives the dryer body to vibrate, the wet materials in the dryer body are thrown along the horizontal fluidized bed under the action of vibration force and move forward continuously, the wet materials are prevented from being agglomerated and firmed on the vertical baffle or other parts, and a cooling product with uniform moisture content can be obtained.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic diagram of the overall structure of a multi-chamber vibrating fluidized bed dryer provided by the present invention.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the embodiment of the utility model discloses a multi-chamber vibration fluidized bed dryer, which comprises a dryer body 1, a waste gas outlet 2 is arranged at the top of the dryer body 1, the waste gas outlet 2 is connected with a cyclone separator 3, and the multi-chamber vibration fluidized bed dryer also comprises a vibration mechanism, and the vibration mechanism is arranged on the dryer body 1; wherein, one side of the dryer body 1 is provided with a feed inlet, the feed inlet is provided with a star-shaped feed valve 4, and the other side of the dryer body 1 is provided with a discharge outlet 5; the interior of the dryer body 1 is divided into a plurality of drying chambers 7 by vertical baffles 6 along the length direction, and horizontal perforated plates 8 are arranged at the lower parts of the vertical baffles 6; the lower part of the dryer body 1 is provided with a plurality of hot air inlets 9 and a cold air inlet 10, and the cold air inlet 10 corresponds to the drying chamber 7 close to the discharge port 5; the vibration mechanism comprises a vibration motor 11 and a vibration spring 12, and the vibration motor 11 drives the dryer body 1 to vibrate up and down on the vibration spring 12. By feeding wet material into the dryer body through the feed inlet
1, the hot air flows through the drying chambers 7 in sequence, in the working process, the hot air flows through the hot air inlet 9 from the perforated plate 8 to the fluidized material layer from bottom to top, gas-solid phases carry out heat transfer and mass transfer in the fluidized bed, the material in each drying chamber 7 is fully contacted with the corresponding hot air, the heat transfer and mass transfer coefficients are high, the heat efficiency is improved, the material is dried uniformly, cold air is blown into the drying chamber 7 close to the discharge port 5, the dried product is cooled rapidly and is convenient to package and store, and finally the dried product overflows from the discharge port 5; meanwhile, the vibration motor 11 drives the dryer body 1 to vibrate, the wet materials in the dryer body are thrown along the horizontal fluidized bed under the action of vibration force and move forward continuously, the wet materials are prevented from being agglomerated and firmed on the vertical baffle 6 or other parts, and a cooling product with uniform moisture content can be obtained.
Specifically, the distance between the bottom of the vertical baffle 6 and the perforated plate 8 is 30-60 mm.
Specifically, the number of the drying chambers 7 is 6, and the number of the hot air inlets 9 is 5.
Specifically, the hot air inlet 9 and the cold air inlet 10 are both provided with regulating valves.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A multi-chamber vibration fluidized bed dryer comprises a dryer body, wherein a waste gas outlet is formed in the top of the dryer body and connected with a cyclone separator;
the dryer comprises a dryer body, a star-shaped feeding valve, a discharging port and a feeding port, wherein the dryer body is provided with the feeding port on one side, and the discharging port is arranged on the other side; the interior of the dryer body is divided into a plurality of drying chambers by vertical baffles along the length direction, and horizontal porous plates are arranged at the lower parts of the vertical baffles; the lower part of the dryer body is provided with a plurality of hot air inlets and a cold air inlet, and the cold air inlet corresponds to the drying chamber close to the discharge hole;
the vibration mechanism comprises a vibration motor and a vibration spring, and the vibration motor drives the dryer body to vibrate up and down on the vibration spring.
2. A multi-chamber vibrating fluidized bed dryer according to claim 1, wherein said vertical baffle bottom is spaced from said perforated plate by 30-60 mm.
3. The multi-chamber vibrating fluidized bed dryer of claim 1, wherein the number of the drying chambers is 6, and the number of the hot air inlets is 5.
4. The multi-chamber vibrating fluidized bed dryer of claim 1, wherein said hot air inlet and said cold air inlet are each provided with a regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920148075.2U CN210267891U (en) | 2019-01-29 | 2019-01-29 | Multi-chamber vibration fluidized bed dryer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920148075.2U CN210267891U (en) | 2019-01-29 | 2019-01-29 | Multi-chamber vibration fluidized bed dryer |
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| CN210267891U true CN210267891U (en) | 2020-04-07 |
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| CN201920148075.2U Active CN210267891U (en) | 2019-01-29 | 2019-01-29 | Multi-chamber vibration fluidized bed dryer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113606872A (en) * | 2021-08-02 | 2021-11-05 | 农业农村部南京农业机械化研究所 | Fluidized bed dryer based on graphene far-infrared heating and drying method thereof |
| CN115420066A (en) * | 2022-08-12 | 2022-12-02 | 农业农村部南京农业机械化研究所 | Double-layer vibration fluidized drying device based on array turbulence and drying method thereof |
-
2019
- 2019-01-29 CN CN201920148075.2U patent/CN210267891U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113606872A (en) * | 2021-08-02 | 2021-11-05 | 农业农村部南京农业机械化研究所 | Fluidized bed dryer based on graphene far-infrared heating and drying method thereof |
| CN115420066A (en) * | 2022-08-12 | 2022-12-02 | 农业农村部南京农业机械化研究所 | Double-layer vibration fluidized drying device based on array turbulence and drying method thereof |
| CN115420066B (en) * | 2022-08-12 | 2024-05-03 | 农业农村部南京农业机械化研究所 | Double-layer vibration fluidization drying device based on array turbulence and drying method thereof |
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