CN210425770U - Fixed fluidized bed dryer - Google Patents
Fixed fluidized bed dryer Download PDFInfo
- Publication number
- CN210425770U CN210425770U CN201921487724.8U CN201921487724U CN210425770U CN 210425770 U CN210425770 U CN 210425770U CN 201921487724 U CN201921487724 U CN 201921487724U CN 210425770 U CN210425770 U CN 210425770U
- Authority
- CN
- China
- Prior art keywords
- fluidized bed
- box
- filter
- cooling chamber
- bed body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Drying Of Solid Materials (AREA)
Abstract
The utility model provides a fixed fluidized bed dryer, including the fluidized bed body, first box, second box, first heating device, second heating device, filter and cooling chamber, fluidized bed body lateral wall upper portion be provided with the entry, the filter outside be provided with the draught fan, the fluidized bed body passes through the pipeline and is connected with first box, first box passes through the pipeline and is connected with the filter, the filter passes through the pipe connection with the second box, the fluidized bed body pass through the access connection with the cooling chamber, the fluidized bed body and first box between and all be provided with the fan between second box and the cooling chamber. The utility model discloses be provided with the shower nozzle in the one end of entry, spray into the material graininess, increased the area of contact of material with the hot-air, the effectual drying process that carries on, the effectual second box that sets up carries out recycle, the effectual energy of having practiced thrift to preheating.
Description
Technical Field
The utility model mainly relates to a device for drying materials, in particular to a fixed fluidized bed dryer
Background
The industrial brine is processed for a plurality of times to obtain semi-finished salt, also called wet salt, the wet salt needs further treatment, namely drying treatment, after the drying treatment is finished, a proper amount of iodine is added to form iodized salt which can be eaten by people, and the fluidized drying refers to a process that a drying medium enables solid particles to be dried in a fluidized state, and the working principle is as follows: granular solid materials are added into a fluidized bed dryer through a feeder, filtered clean air is heated by a heater and then is sent to the bottom of a fluidized bed through an air blower, the clean air is contacted with the solid materials through an air distribution plate, the solid forms strong turbulence, and the turbulent air is fully mixed with hot air to absorb heat, so that the heat of gas and the solid is exchanged, and the aim of drying is fulfilled. The material is discharged through a discharge hole after being dried.
Fluidized bed dryer among the prior art, when wet material got into the inside great space of the fluidized bed body, because the space grow suddenly, the wet material that mixes together is because mutual stickness stress and caking material piece between, leads to the hot-air can not blow up the material of caking and reaches dry effect, and the material of caking can drop to the fluidized bed body in addition, blocks up the air distribution plate export, influences the wholeness ability of fluidized bed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solution to the technical problem, and particularly provides the following technical scheme.
The technical scheme of the utility model:
the utility model provides a fixed fluidized bed dryer, includes the fluidized bed body, first box, second box, first heating device, second heating device, filter and cooling chamber, fluidized bed lateral wall upper portion be provided with the entry, the filter outside also be provided with the draught fan, the fluidized bed body passes through the pipeline and is connected with first box, first box passes through the pipeline and is connected with the filter, the filter passes through the pipe connection with the second box, the fluidized bed body pass through the access connection with the cooling chamber, the fluidized bed body and first box between and all be provided with the fan between second box and the cooling chamber.
Furthermore, an atomizing nozzle is arranged at the inlet end of the fluidized bed body.
Furthermore, a first heating device is arranged in the first box body, a cavity is formed between the outer wall of the heating device and the inner wall of the first box body, a second heating device is arranged in the second box body, and a cavity is formed between the outer wall of the heating device and the inner wall of the second box body.
Furthermore, a filtering device is arranged in the filter.
Further, the filter outside be provided with the draught fan, the draught fan passes through the pipeline and is connected with the filter.
Furthermore, a filter element is arranged at one end, close to the cooling chamber, of the connecting pipeline between the second box body and the cooling chamber.
Furthermore, a material outlet is formed in the lower portion of the cooling chamber.
Furthermore, an upper pipeline and a lower pipeline between the fluidized bed body and the first box body are made of heat-resistant materials, and fans are arranged in the middle of the two pipelines.
Has the advantages that:
the utility model provides a technical scheme's beneficial effect is, two heating device have been set up, first heating device is to the cold air heating of draught fan introduction, it is internal to carry the vulcanization bed, the refrigerated air reheating in the second heating device will cool off the room is in order to supply the fluidized bed body to use, the saving has been accomplished to the effectual energy, filter equipment has been set up simultaneously, impurity in the air has been filtered, the vapor in the part air can also be gone out simultaneously, in order to reduce heating device's working strength.
Set up atomizer in entry one end, can become the material atomizing tiny particle to briquetting, inconvenient drying is avoided, makes dry efficiency better.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: the device comprises a fluidized bed body 1, an inlet 2, an atomizing spray head 3, a fan 4, a first box 5, a first heating device 6, a filter 7, a second heating device 8, a second box 9, a filter element 10, a material outlet 11, a cooling chamber 12 and a channel 13.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The utility model provides a fixed fluidized bed dryer, includes the fluidized bed body, first box, second box, first heating device, second heating device, filter and cooling chamber, fluidized bed lateral wall upper portion be provided with the entry, the filter outside also be provided with the draught fan, the fluidized bed body passes through the pipeline and is connected with first box, first box passes through the pipeline and is connected with the filter, the filter passes through the pipe connection with the second box, the fluidized bed body and cooling chamber pass through the access connection, the fluidized bed body and first box between and all be provided with the fan between second box and the cooling chamber, the air that the draught fan sent into through the pipe to entering into in the past, in the first heating device that enters into after coming, carry to the fluidized bed internal dry material of needs to carry out drying process through the fan.
Furthermore, the inlet end of the fluidized bed body is provided with an atomizing nozzle which sprays wet materials to form granular materials, so that the granular materials are more contacted with high-temperature air, and the drying effect is better.
Furthermore, a first heating device is arranged in the first box body, a cavity is formed between the outer wall of the heating device and the inner wall of the first box body, a second heating device is arranged in the second box body, a cavity is formed between the outer wall of the heating device and the inner wall of the second box body, and the formed cavity is used as a flowing space of a heat medium.
Furthermore, a filtering device is arranged in the filter, the arranged filtering device can effectively filter the entering air, and can remove water vapor in the external humid air, so that the working strength of the first heating device is reduced to a certain degree.
Further, the filter outside be provided with the draught fan, the draught fan passes through the pipeline and is connected with the filter, set up the draught fan can be quick with the air introduction of outside in the filter.
Furthermore, one end of the connecting pipeline between the second box body and the cooling chamber, which is close to the cooling chamber, is provided with a filter element, and cooled materials can be placed in the filter element and sucked into the pipeline by the fan, so that the loss of the materials is caused.
Furthermore, a material outlet is arranged at the lower part of the cooling chamber, and cooled materials can be discharged through the material outlet.
Furthermore, the upper and lower pipelines between the fluidized bed body and the first box body are made of heat-resistant materials, the middle parts of the two pipelines are provided with fans, hot air needs to be transferred through the pipelines, the temperature is high during working, the service life is prolonged, and therefore the service life of the fluidized bed body is prolonged by adopting the heat-resistant materials.
The working process is as follows:
the during operation, at first open the draught fan, let the air pass through filter equipment, in entering into first heating device, let first heating device heat the air, it is internal to add the fluidized bed with the material through entry and shower nozzle again after the heating work is accomplished, hot-air and material fully contact this moment, accomplish dry work, dry material of accomplishing enters into the cooling chamber because the effect of gravity, export discharge through the cooling chamber lower part, the cooling chamber still has the hot-air that does not cool off completely, at this moment, the air that does not cool off completely in the cooling chamber is carried the second box at this to the fan between cooling chamber and the second box and preheats, get into filter equipment once more, so cyclic utilization.
Claims (8)
1. A fixed fluidized bed dryer characterized by: including the fluidized bed body, first box, second box, first heating device, second heating device, filter and cooling chamber, fluidized bed body lateral wall upper portion be provided with the entry, the filter outside be provided with the draught fan, the fluidized bed body passes through the pipeline and is connected with first box, first box passes through the pipeline and is connected with the filter, the filter passes through the pipe connection with the second box, the fluidized bed body pass through the access connection with the cooling chamber, the fluidized bed body and first box between and all be provided with the fan between second box and the cooling chamber.
2. A fixed fluidized bed dryer according to claim 1 wherein said inlet end of said fluidized bed is provided with an atomizing spray.
3. A stationary fluid bed dryer according to claim 1, wherein said first housing has first heating means disposed therein, the outer wall of said heating means forming a cavity with the inner wall of said first housing, and said second housing has second heating means disposed therein, the outer wall of said heating means forming a cavity with the inner wall of said second housing.
4. A fixed fluid bed dryer according to claim 1, wherein said filter is provided with filtering means.
5. A stationary fluidized bed dryer according to claim 1, wherein said induced draft fan is connected to the filter by a conduit.
6. A fixed fluid bed dryer according to claim 1, wherein the connecting duct between the second casing and the cooling chamber is provided with a filter element near the end of the cooling chamber.
7. A fixed fluidized bed dryer according to claim 1 or 6, wherein said cooling chamber is provided with a material outlet at a lower portion thereof.
8. A fixed fluidized bed dryer according to claim 1 wherein the upper and lower conduits between the fluidized bed and the first housing are of heat resistant material and a fan is disposed in the middle of each of said conduits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921487724.8U CN210425770U (en) | 2019-09-06 | 2019-09-06 | Fixed fluidized bed dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921487724.8U CN210425770U (en) | 2019-09-06 | 2019-09-06 | Fixed fluidized bed dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210425770U true CN210425770U (en) | 2020-04-28 |
Family
ID=70366390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921487724.8U Expired - Fee Related CN210425770U (en) | 2019-09-06 | 2019-09-06 | Fixed fluidized bed dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210425770U (en) |
-
2019
- 2019-09-06 CN CN201921487724.8U patent/CN210425770U/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: 20200428 Termination date: 20210906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |