CN107883717A - A kind of sodium pyrosulfite drying machine - Google Patents
A kind of sodium pyrosulfite drying machine Download PDFInfo
- Publication number
- CN107883717A CN107883717A CN201711129381.3A CN201711129381A CN107883717A CN 107883717 A CN107883717 A CN 107883717A CN 201711129381 A CN201711129381 A CN 201711129381A CN 107883717 A CN107883717 A CN 107883717A
- Authority
- CN
- China
- Prior art keywords
- sliding part
- sodium pyrosulfite
- hollow spindle
- drying machine
- revolving hollow
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/12—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
- F26B11/16—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices the stirring device moving in a vertical or steeply-inclined plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention discloses a kind of sodium pyrosulfite drying machine, and it includes：Hopper dryer, controller, the gas heater being connected with hopper dryer；The lower end of hopper dryer is provided with discharging opening, hopper dryer side is respectively equipped with charging aperture and air outlet, hopper dryer upper end connects with gas heater, the revolving hollow spindle that can be stretched up and down is provided with hopper dryer, revolving hollow spindle lower end is connected with discharging opening, and revolving hollow spindle is provided with telescopic multiple dry blades；The flexible of controller control revolving hollow spindle dries the flexible of blade with rotating and controlling.Uniform drying of the present invention, it is easy to eliminate steam, simple to operate, cost is low.
Description
Technical field
The present invention relates to technology field of chemical equipment, more particularly to a kind of sodium pyrosulfite drying machine.
Background technology
Sodium pyrosulfite is white or yellow crystalline powder or little crystallization, with strong SO2 smells, proportion 1.4, is dissolved in
Water, the aqueous solution contact with strong acid in acidity, release SO2 and generate corresponding salt, be long placed in air, be then oxidized to
Na2S2O6, therefore the product can not be deposited long, higher than 150 degrees Celsius, that is, decomposite SO2.
At present, in the production technology of domestic sodium pyrosulfite, it is usually to use pneumatic conveying drying it to be dried processing, but
It is the sodium pyrosulfite of bottom because in overstocked state, it is by heat differential, uneven drying.And this drying mode can also be made
It is poor into raw meal particle size, the problems such as drying duct easily blocks.
The drier or drying system of some existing sodium pyrosulfites, in Application No. 201520539098.8
State's utility model patent discloses a kind of drying system of sodium pyrosulfite, including drying box, the both ends difference of the drying box
Provided with charging aperture and discharging opening, a screw propulsion mechanism is additionally provided with the drying box, the screw propulsion mechanism includes promoting
Bar and helical blade, the pushing ram are rotatably connected with the both ends of the drying box, and the helical blade is arranged on the propulsion
On bar, and one end of the pushing ram is also connected with a power source, and also includes air-flow heater box, the air-flow heater box
Be additionally provided with heater and multiple dry airducts installed in the upper surface of the drying box, and inside it, the heater with it is multiple
One end of the dry airduct is connected, and the other end of multiple dry airducts is extended in the drying box.Such a drying
Although system can uniform drying, the bad discharge of vapor, drying effect has been influenceed, and discharge when directly go out
Material, it is likely that aqueous vapor can be taken out of, the aqueous vapor for causing subsequently to cool down is attached on sodium pyrosulfite, influences drying effect.
And for example the Chinese utility model patent of Application No. 201320381605.0 discloses a kind of sodium sulfite material and done
Drying system, including fluid bed, the fluid bed include dryer section and cooling section, and the front end of the dryer section is provided with charging aperture, done
It is provided with First Heat Exchanger in dry section, the tail end of the cooling section is provided with discharging opening, is provided with the second heat exchanger in cooling section, described to do
Dry section of bottom is provided with hot-wind inlet, and the cooling section bottom is provided with cold air inlet, and the hot-wind inlet is connected successively by warm-air pipe
The first blower fan and the 3rd heat exchanger are connected to, the cold air inlet is connected with the second blower fan by cool air hose；3rd heat exchanger
The other end connects blast pipe.The physicochemical properties of sodium sulfite and sodium pyrosulfite are close, and this drying system is excessively complicated,
Operation difficulty is big, and cost is high, is unfavorable for produce reality use.
The content of the invention
It is an object of the present invention to for the above-mentioned deficiency of prior art, a kind of uniform drying is proposed, is easy to disappear steam
Remove, be simple to operate, the sodium pyrosulfite drying machine that cost is low.
The present invention solves its technical problem, and the technical scheme of use is to propose a kind of sodium pyrosulfite drying machine, and it is wrapped
Include：Hopper dryer, controller, the gas heater being connected with the hopper dryer；The lower end of the hopper dryer is set
There is discharging opening, the hopper dryer side is respectively equipped with charging aperture and air outlet, the hopper dryer upper end and the gas
Body heater connects, and is provided with the revolving hollow spindle that can stretch up and down in the hopper dryer, the revolving hollow spindle lower end and
The discharging opening is connected, and the revolving hollow spindle is provided with telescopic multiple dry blades；Described in the controller control
Revolving hollow spindle stretches with rotating and controlling the flexible of the dry blade.
Preferably, the open tubular column that the revolving hollow spindle is gradually reduced by multiple internal diameters from top to bottom is formed by connecting.
Further preferably, the inner surface of the open tubular column is provided with the first sliding part, the outer surface of the open tubular column be provided with
The second sliding part that first sliding part matches, first sliding part or the second sliding part are controlled by the controller.
Controller can control the first sliding part or moving up and down for the second sliding part to rotate the upper and lower flexible of hollow rotating shaft to realize.
Further preferably, the dry blade is arranged on the outer surface of the open tubular column of the top in the revolving hollow spindle.
So that drying is carried out successively from top to bottom, revolving hollow spindle does not interfere with dry blade when flexible yet.
Preferably, the dry blade helically arranges.Sodium pyrosulfite can be dried at many levels so that when drying
Shorten drying time
Preferably, the dry blade forms angle α with the revolving hollow spindle junction and horizontal direction.One is easy to do
Sodium pyrosulfite after dry enters in revolving hollow spindle, and two carry out the presence due to angle α, can to stir sodium pyrosulfite
Ground is more thorough, accelerates to dry and shortens drying time, cost-effective.
Further preferably, tell the angle of angle α between 10 ° -20 °.Angle α in the range of this, equal
In drying time, drying effect is best.
Preferably, the surface of the dry blade is arcwall face.Increase and the contact area of sodium pyrosulfite, improve dry
Dry efficiency.
Preferably, the dry blade is vertically connected with by multiple fragments and formed.
Further preferably, the upper surface of the fragment is provided with the 3rd sliding part, the lower surface of the fragment be provided with it is described
The 4th sliding part that 3rd sliding part matches, the 3rd sliding part or the 4th sliding part are controlled by the controller.Control
Device can control the movement of the 3rd sliding part or the 4th sliding part to realize the flexible of dry blade.
The present invention has the advantages that：
1. controller control revolving hollow spindle is flexible with rotating and controlling the flexible of the dry blade, dried according to last
Degree the flexible interval time of revolving hollow spindle and flexible distance and rotation can be controlled with the parameter of adjustment control device
Speed, controller according to revolving hollow spindle stretch interval time and flexible distance come adjustment parameter control dry blade
Flexible interval time and distance of stretch out and draw back so that within the most short time cause drying effect it is best.
2. revolving hollow spindle can allow dried sodium pyrosulfite to have one end time to dissipate before discharging
Moisture, and the temperature in revolving hollow spindle can also allow aqueous vapor to be difficult to cool down at once, avoid the ambient temperature brought that directly discharges
Too low caused sodium pyrosulfite drying is not thorough, if adding a firing equipment may result in cost raising, so setting
Putting revolving hollow spindle can also economize on resources and cost.
3. the drying mode of hopper dryer so that the gas with aqueous vapor is easily drained so that drying effect is more preferable.
Brief description of the drawings
Fig. 1 is longitudinal cross-section schematic diagram of the present invention；
Fig. 2 is the structural representation for drying blade；
Fig. 3 is the sectional view for drying blade；
Fig. 4 is the sectional view of open tubular column.
In figure：1st, hopper dryer, 11, discharging opening, 12, charging aperture, 13, air outlet, 14, revolving hollow spindle, 141, empty
Stem, the 1411, first sliding part, the 1412, second sliding part, the 15, dry blade, 151, angle α, 152, fragment, the 1521, the 3rd
Sliding part, the 1522, the 4th sliding part, 3, gas heater.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
Embodiment 1：
A kind of sodium pyrosulfite drying machine as shown in Fig. 1 to 4, including hopper dryer 1, controller, with the phase of hopper dryer 1
Gas heater 3 even.
The lower end of the hopper dryer 1 is provided with discharging opening 11, and the side of hopper dryer 1 is respectively equipped with charging aperture 12
With air outlet 13, the drying mode of hopper dryer so that the gas with aqueous vapor is easily drained so that drying effect is more preferable,
The upper end of hopper dryer 1 is connected with the gas heater 3, and the rotation that can be stretched up and down is provided with the hopper dryer 1
Turn hollow shaft 14, the lower end of revolving hollow spindle 14 is connected with the discharging opening 11, and revolving hollow spindle can allow dried
Sodium pyrosulfite has one end time to dissipate some moisture before discharging, and the temperature in revolving hollow spindle can also allow water
Gas is difficult to cool down at once, and the too low caused sodium pyrosulfite drying of the ambient temperature brought that avoids directly discharge is not thorough, if
Add a firing equipment and may result in cost raising, so setting revolving hollow spindle can also economize on resources and cost., institute
State revolving hollow spindle 14 and be provided with telescopic multiple dry blades 15；The controller controls stretching for the revolving hollow spindle 14
With rotating and controlling stretching for the dry blade 15, controller controls the flexible of revolving hollow spindle with rotating and controlling for contracting
The dry blade it is flexible, stretching for revolving hollow spindle can be controlled with the parameter of adjustment control device according to finally dried degree
Contracting interval time and flexible distance and the speed rotated, the interval time and stretch that controller stretches according to revolving hollow spindle
The distance of contracting carrys out flexible interval time and the distance of stretch out and draw back that blade is dried in adjustment parameter control, so that within the most short time
So that drying effect is best..
Preferably, the open tubular column 141 that the revolving hollow spindle 14 is gradually reduced by multiple internal diameters from top to bottom is formed by connecting.
The inner surface of the open tubular column 141 is provided with the first sliding part 1411, and the outer surface of the open tubular column 141 is provided with and institute
The second sliding part 1412 that the first sliding part 1411 matches is stated, the sliding part 1412 of the first sliding part 1411 or second is by institute
State controller control.Controller can control the first sliding part or moving up and down for the second sliding part to rotate hollow turn to realize
The upper and lower of axle stretches.
The dry blade 15 is arranged on the outer surface of the open tubular column 141 of the top in the revolving hollow spindle 14.So that
Drying is carried out successively from top to bottom, and revolving hollow spindle does not interfere with dry blade when flexible yet.
The dry blade 15 helically arranges.Sodium pyrosulfite can be dried at many levels so that shortened when drying dry
The dry time
The dry blade 15 forms angle α 151 with the junction of revolving hollow spindle 14 and horizontal direction.One is easy to drying
Sodium pyrosulfite afterwards enters in revolving hollow spindle, and two carry out the presence due to angle α, can to stir ground by sodium pyrosulfite
More thoroughly, accelerate to dry to shorten drying time, it is cost-effective.
The angle of told angle α 151 is between 10 ° -20 °.Angle α in the range of this, in equal drying time
Interior, drying effect is best.
The surface of the dry blade 15 is arcwall face.Increase and the contact area of sodium pyrosulfite, improve drying efficiency.
The dry blade 15 is vertically connected with by multiple fragments 152 and formed.
The upper surface of the fragment 152 is provided with the 3rd sliding part 1521, and the lower surface of the fragment 152 is provided with and described the
The 4th sliding part 1522 that three sliding parts 1521 match, the 3rd sliding part 1521 or the 4th sliding part 1522 are by the control
Device control processed.Controller can control the movement of the 3rd sliding part or the 4th sliding part to realize the flexible of dry blade.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (10)
1. a kind of sodium pyrosulfite drying machine, it is characterised in that including hopper dryer（1）, controller, with the bucket type dry
Device（1）Connected gas heater（3）；The hopper dryer（1）Lower end be provided with discharging opening（11）, the hopper dryer
（1）Side is respectively equipped with charging aperture（12）And air outlet（13）, the hopper dryer（1）Upper end and the gas heater
（3）Connection, the hopper dryer（1）It is interior provided with the revolving hollow spindle that can be stretched up and down（14）, the revolving hollow spindle（14）
Lower end and the discharging opening（11）It is connected, the revolving hollow spindle（14）It is provided with telescopic multiple dry blades（15）；
The controller controls the revolving hollow spindle（14）It is flexible with rotating and controlling the dry blade（15）It is flexible.
A kind of 2. sodium pyrosulfite drying machine according to claim 1, it is characterised in that：The revolving hollow spindle（14）By
The open tubular column that multiple internal diameters from top to bottom are gradually reduced（141）It is formed by connecting.
A kind of 3. sodium pyrosulfite drying machine according to claim 2, it is characterised in that：The open tubular column（141）It is interior
Surface is provided with the first sliding part（1411）, the open tubular column（141）Outer surface be provided with and first sliding part（1411）Phase
Second sliding part of matching（1412）, first sliding part（1411）Or second sliding part（1412）By the controller control
System.
A kind of 4. sodium pyrosulfite drying machine according to claim 2, it is characterised in that：The dry blade（15）Set
In the revolving hollow spindle（14）The open tubular column of middle the top（141）Outer surface.
A kind of 5. sodium pyrosulfite drying machine according to claim 1 or 4, it is characterised in that：The dry blade（15）
Helically arrange.
A kind of 6. sodium pyrosulfite drying machine according to claim 1, it is characterised in that：The dry blade（15）With institute
State revolving hollow spindle（14）Junction forms angle α with horizontal direction（151）.
A kind of 7. sodium pyrosulfite drying machine according to claim 6, it is characterised in that：Told angle α（151）Angle
Between 10 ° -20 °.
A kind of 8. sodium pyrosulfite drying machine according to claim 1, it is characterised in that：The dry blade（15）Table
Face is arcwall face.
A kind of 9. sodium pyrosulfite drying machine according to claim 1, it is characterised in that：The dry blade（15）By more
Individual fragment（152）It is vertically connected with and forms.
A kind of 10. sodium pyrosulfite drying machine according to claim 9, it is characterised in that：The fragment（152）Upper table
Face is provided with the 3rd sliding part（1521）, the fragment（152）Lower surface be provided with and the 3rd sliding part（1521）Match
The 4th sliding part（1522）, the 3rd sliding part（1521）Or the 4th sliding part（1522）Controlled by the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129381.3A CN107883717B (en) | 2017-11-15 | 2017-11-15 | A kind of sodium pyrosulfite drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129381.3A CN107883717B (en) | 2017-11-15 | 2017-11-15 | A kind of sodium pyrosulfite drying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107883717A true CN107883717A (en) | 2018-04-06 |
| CN107883717B CN107883717B (en) | 2019-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711129381.3A Active CN107883717B (en) | 2017-11-15 | 2017-11-15 | A kind of sodium pyrosulfite drying machine |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB513942A (en) * | 1938-04-21 | 1939-10-26 | Donald Mackinley Mclaren | An improved apparatus for drying clothing textiles raw fruit or other goods |
| CN104776695A (en) * | 2015-03-31 | 2015-07-15 | 杨文昊 | Electric heating and drying drum for spinning |
| CN104833185A (en) * | 2015-04-10 | 2015-08-12 | 金陵科技学院 | Dryer with high efficiency |
| CN204678838U (en) * | 2015-05-04 | 2015-09-30 | 傅映霞 | A kind of particle flash drying machine |
| CN107131731A (en) * | 2017-06-16 | 2017-09-05 | 天津宏向塑料制品有限公司 | A kind of plastic grain drying unit |
| CN107175018A (en) * | 2017-06-07 | 2017-09-19 | 安徽新兴翼凌机电发展有限公司 | A kind of art work agitating device |
-
2017
- 2017-11-15 CN CN201711129381.3A patent/CN107883717B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB513942A (en) * | 1938-04-21 | 1939-10-26 | Donald Mackinley Mclaren | An improved apparatus for drying clothing textiles raw fruit or other goods |
| CN104776695A (en) * | 2015-03-31 | 2015-07-15 | 杨文昊 | Electric heating and drying drum for spinning |
| CN104833185A (en) * | 2015-04-10 | 2015-08-12 | 金陵科技学院 | Dryer with high efficiency |
| CN204678838U (en) * | 2015-05-04 | 2015-09-30 | 傅映霞 | A kind of particle flash drying machine |
| CN107175018A (en) * | 2017-06-07 | 2017-09-19 | 安徽新兴翼凌机电发展有限公司 | A kind of art work agitating device |
| CN107131731A (en) * | 2017-06-16 | 2017-09-05 | 天津宏向塑料制品有限公司 | A kind of plastic grain drying unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107883717B (en) | 2019-10-29 |
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Effective date of registration: 20191008 Address after: 242200 A, block 2301-2302, fortune mansion, Peach Town, Guangde, Xuancheng, Anhui Applicant after: Guangde fan Tek Information Consulting Co., Ltd. Address before: 242000 Kirin Avenue, Xuanzhou Economic Development Zone, Xuancheng, Anhui Province, No. 11 Applicant before: Xuancheng cyclization Chemical Technology Co., Ltd. |
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