CN104848671B - Polyacrylamide dryer - Google Patents
Polyacrylamide dryer Download PDFInfo
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- CN104848671B CN104848671B CN201510225718.5A CN201510225718A CN104848671B CN 104848671 B CN104848671 B CN 104848671B CN 201510225718 A CN201510225718 A CN 201510225718A CN 104848671 B CN104848671 B CN 104848671B
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- propulsion
- rotary shaft
- blade group
- blade
- exsiccator
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Abstract
The invention relates to a polyacrylamide dryer. The polyacrylamide dryer is characterized by comprising a first air inlet tube, a first air inlet fan, a first natural gas burner, a first dryer body, a second air inlet tube, a second air inlet fan, a second natural gas burner, a second dryer body and an air return tube, wherein the first air inlet fan and the first natural gas burner are sequentially arranged on the first air inlet tube, the first air inlet tube is communicated with the first dryer body for air intake, the second air inlet fan and the second natural gas burner are arranged on the second air inlet tube, the second air inlet tube is communicated with the second dryer body for air intake, the second dryer body is connected with the first air inlet tube through the air return tube for air return, and the first dryer body is connected with the second dryer body for discharging. Feeding augers are arranged in the first dryer body and the second dryer body and comprise rotating shafts and blade groups.
Description
Technical field
The present invention relates to a kind of drying device, specifically a kind of polyacrylamide exsiccator.
Background technology
Polyacrylamide production is, with acrylamide aqueous solution as raw material, in the presence of initiator, to carry out polyreaction,
Generate after the completion of reaction polyacrylamide blob of viscose is cleaved, pelletize, drying, crushing, final prepared polyacrylamide amine product.It is poly-
The drying of acrylamide, should evaporate substantial amounts of moisture, and again control material temperature can not be too high, while also to prevent local mistake
Heat, so the efficient and energy-conservation of drying machine just seems especially prominent.Conventionally employed vibration fluidized bed drying machine, by dried medium
Polyacrylamide is dried, dried polyacrylamide particle is directly conveyed with drying medium gas, follow-up polyacrylamide
Granule is crushed and remains a need for cooling, and dried medium is directly discharged, and thermal waste is unfavorable for energy-saving and emission-reduction.
The content of the invention
For above-mentioned deficiency of the prior art, the invention provides a kind of simple structure, be dried needed for reducing air quantity and
Energy consumption, the drying condition of material, the time of staying are easy to adjust and control, it is ensured that the polyacrylamide of end product quality is dried
Device.
The technical solution used in the present invention is：A kind of polyacrylamide exsiccator, including the first blast pipe, the first air intake wind
Machine, the first neat gas burner, the first exsiccator, the second blast pipe, the second air intake blower fan, the second neat gas burner, second
Exsiccator and backwind tube, first air intake blower fan and the first neat gas burner are set in turn on the first blast pipe, and first
Blast pipe air inlet connects the first exsiccator；Second air intake blower fan and the second neat gas burner are arranged at the second blast pipe
On, the second blast pipe air inlet connects the second exsiccator, and the second exsiccator Jing backwind tubes return-air connects the first blast pipe, and first is dried
Device discharging the second exsiccator of connection;Feeding auger is set in first and second exsiccator, feeding auger includes rotary shaft and blade
Group, the blade group includes multigroup propulsion blade group, flight blade group, multigroup moderate blade group and discharge blade group, described many
Group propulsion blade group is axially uniformly arranged in rotary shaft along rotary shaft, and propulsion blade group includes three propulsion blades, and three push away
Enter blade and be distributed in the cylindrical of rotary shaft in the same excircle of rotary shaft or along auger direction of propulsion around rotary shaft circumference uniform distribution
On helix, three propulsion blades are not orthogonal to rotary shaft and incline towards auger direction of propulsion, and angle of inclination is around rotary shaft
Cylindrical circumferential direction or cylindrical hand of helix differ successively 60 °；The flight blade group is arranged at the of multigroup propulsion blade group
First, between two propulsion blade groups, flight blade group includes three flight blades, and three flight blades are around rotary shaft circumference or along strand
Three propulsion blades of cylindrical helix correspondence of imperial direction of propulsion stagger 60 ° and are arranged in rotary shaft；The discharge blade group sets
Be placed in it is multigroup propulsion blade group it is last, two propulsion blade groups between, discharge blade group include three discharge blades, three
Discharge blade staggers 60 ° and is arranged at around rotary shaft circumference or along three propulsion blades of cylindrical helix correspondence of auger direction of propulsion
In rotary shaft；Multigroup moderate blade group is arranged between flight blade group and discharge blade group and is arranged at intervals at multigroup pushing away
Enter between blade group, moderate blade group includes three moderate blades, and moderate blade is around rotary shaft circumference or along auger direction of propulsion
Cylindrical helix correspondence flight blade or discharge blade stagger 90 ° and be arranged in rotary shaft.
Further, mono- charging adapter sleeve connection motor of the feed end Jing of the rotary shaft, feeds the cylindrical of adapter sleeve
More than two are evenly equipped with week towards the inclined charging adapter sleeve blade of auger direction of propulsion.
Yet further, the feed end Jing two of the rotary shaft only connects motor with upper feeding adapter sleeve, feeds adapter sleeve
Excircle on be evenly equipped with more than two towards auger direction of propulsion it is inclined charging adapter sleeve blade, on adjacent charging adapter sleeve
Charging adapter sleeve blade stagger.
Above-mentioned technical proposal is adopted, the invention has the beneficial effects as follows：
1st, first and second neat gas burner combustion heating air, hot-air sends into first and second exsiccator, in exsiccator
Polyacrylamide particle be dried, the dried hot-air in the second exsiccator by the blast pipe of backwind tube loopback first,
The heat of hot-air in the second exsiccator is reclaimed, for improving the intake air temperature of the first blast pipe, neat gas burner energy is reduced
Consumption, at the same by the second exsiccator reclaim hot-air in vapor can also combustion-supporting first neat gas burner, improve burning
Efficiency, further reduces neat gas burner energy consumption, plays energy-saving and emission-reduction effect；
2nd, advance blade group three advance blades spiral pushing material under rotary shaft drive, material to push to interval and set
The moderate blade group between propulsion blade group is put, three moderate blade correspondences are perpendicular to three propulsion blades, and material is therefore slow
It is stagnant, it is easy to carry out sufficient drying process while material is conveyed；Distinguish in the flight blade group and discharge blade group of head and the tail
Play a part of accelerate material charging and accelerate material discharging, material by moderate blade group it is moderate when, can ensure that material it is timely,
It is sufficiently fed and exports, meets and requirement and effective conveying of auger requirement are fully dried to material to dried medium in exsiccator；
During auger external connection power motor, arranged by rotary shaft feed end is connected with upper feeding adapter sleeve, and by staggering thereon
Charging adapter sleeve blade play push charging effect.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is auger structural representation of the present invention.
In figure:First blast pipe 1, the first air intake blower fan 2, the first neat gas burner 3, the first exsiccator 4, the second air intake
Pipe 5, the second air intake blower fan 6, the second neat gas burner 7, the second exsiccator 8, backwind tube 9, auger 10, rotary shaft 11, charging
Adapter sleeve 12, charging adapter sleeve blade 13, flight blade 14 advances blade 15, moderate blade 16, discharge blade 17.
Specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1, shown in 2：A kind of polyacrylamide colloid drying production line include the first blast pipe 1, the first air intake blower fan 2,
First neat gas burner 3, the first exsiccator 4, the second blast pipe 5, the second air intake blower fan 6, the second neat gas burner 7,
Two exsiccators 8 and backwind tube 9, the first air intake blower fan 2 and the first neat gas burner 3 are set in turn on the first blast pipe 1, the
The air inlet of one blast pipe 1 connects the first exsiccator 4；Second air intake blower fan 6 and the second neat gas burner 7 are arranged at the second blast pipe
On 5, the air inlet of the second blast pipe 5 connects the second exsiccator 8, and the return-air of 8 Jing backwind tubes of the second exsiccator 9 connects the first blast pipe 1, the
Discharging the second exsiccator 8 of connection of one exsiccator 4, the second exsiccator discharging connection low temperature drier, in above-mentioned exsiccator auger is set
10。
Shown in Fig. 2：Auger 10 include rotary shaft 11, charging adapter sleeve 12, charging adapter sleeve blade 13, flight blade 14,
Propulsion blade 15, moderate blade 16 and discharge blade 17.Two charging connection power of adapter sleeve 12 of feed end Jing of rotary shaft 11
Motor, is evenly equipped with more than two towards the inclined charging adapter sleeve blade of auger direction of propulsion on the excircle for feeding adapter sleeve 12
13,12 charging adapter sleeve blade 13 staggers on adjacent charging adapter sleeve.Set gradually on the rotation direction of propulsion of rotary shaft 11
Multigroup propulsion blade group, more than one group flight blade group, more than one group moderate blade group and more than one group discharge blade group, it is multigroup
Propulsion blade group is axially uniformly arranged in rotary shaft 11 along rotary shaft, and propulsion blade group includes three propulsion blades 15, three
Propulsion blade 15 is distributed in rotary shaft around the circumference uniform distribution of rotary shaft 11 in the same excircle of rotary shaft or along auger direction of propulsion
Cylindrical helix on, three propulsion blades 15 be not orthogonal to rotary shaft 11 and towards auger direction of propulsion incline, inclination angle
Degree differs successively 60 ° around the cylindrical circumferential direction of rotary shaft or cylindrical hand of helix；Flight blade group is arranged at multigroup propulsion blade
Between first and second propulsion blade group of group, flight blade group includes three flight blades 14, and three flight blades 14 are around rotary shaft
11 circumference or the three propulsion blades 15 of cylindrical helix correspondence along auger direction of propulsion stagger 60 ° and are arranged in rotary shaft 11；
Discharge blade group is arranged between the last of multigroup propulsion blade group, two propulsion blade groups, and discharge blade group includes three
Discharge blade 17, three discharge blades 17 are pushed away around the circumference of rotary shaft 11 or along the cylindrical helix correspondence three of auger direction of propulsion
Enter blade 15 and stagger 60 ° to be arranged in rotary shaft；Multigroup moderate blade group is arranged between flight blade group and discharge blade group
And be arranged at intervals between multigroup propulsion blade group, moderate blade group includes three moderate blades 16, and moderate blade 16 is around rotation
The circumference of axle 11 or cylindrical helix correspondence flight blade or discharge blade along auger direction of propulsion stagger 90 ° and are arranged at rotary shaft
On.
Claims (3)
1. a kind of polyacrylamide exsiccator, it is characterised in that：Including the first blast pipe, the first air intake blower fan, the first natural gas
Burner, the first exsiccator, the second blast pipe, the second air intake blower fan, the second neat gas burner, the second exsiccator and return air
Pipe, first air intake blower fan and the first neat gas burner are set in turn on the first blast pipe, and the first blast pipe air inlet connects
Logical first exsiccator；Second air intake blower fan and the second neat gas burner are arranged on the second blast pipe, the second blast pipe
Air inlet connects the second exsiccator, and the second exsiccator Jing backwind tubes return-air connects the first blast pipe, the first exsiccator discharging connection the
Two exsiccators;Feeding auger is set in first and second exsiccator, feeding auger includes rotary shaft and blade group, the blade group
Including multigroup propulsion blade group, flight blade group, multigroup moderate blade group and discharge blade group, multigroup propulsion blade group edge
Rotary shaft is axially uniformly arranged in rotary shaft, and propulsion blade group includes three propulsion blades, and three propulsion blades are around rotary shaft
Circumference uniform distribution is distributed on the cylindrical helix of rotary shaft in the same excircle of rotary shaft or along auger direction of propulsion, and three push away
Enter blade to be not orthogonal to rotary shaft and incline towards auger direction of propulsion, angle of inclination is around rotary shaft cylindrical circumferential direction or cylindrical
Hand of helix differs successively 60 °；The flight blade group be arranged at multigroup propulsion blade group first and second propulsion blade group it
Between, flight blade group includes three flight blades, and three flight blades are around rotary shaft circumference or along the cylindrical of auger direction of propulsion
Three propulsion blades of helix correspondence stagger 60 ° and are arranged in rotary shaft；The discharge blade group is arranged at multigroup propulsion blade
Between the last of group, two propulsion blade groups, discharge blade group includes three discharge blades, and three discharge blades are around rotary shaft
Circumference or the three propulsion blades of cylindrical helix correspondence along auger direction of propulsion stagger 60 ° and are arranged in rotary shaft；It is described many
The moderate blade group of group is arranged between flight blade group and discharge blade group and is arranged at intervals between multigroup propulsion blade group, delays
Stagnant blade group includes three moderate blades, and moderate blade is around rotary shaft circumference or the cylindrical helix correspondence along auger direction of propulsion
Flight blade or discharge blade stagger 90 ° and are arranged in rotary shaft.
2. a kind of polyacrylamide exsiccator according to claim 1, is characterized in that：The feed end Jing mono- of the rotary shaft
Only charging adapter sleeve connection motor, be evenly equipped with the excircle for feeding adapter sleeve more than two it is inclined towards auger direction of propulsion
Charging adapter sleeve blade.
3. a kind of polyacrylamide exsiccator according to claim 1, is characterized in that：The feed end Jing two of the rotary shaft
Only motor is connected with upper feeding adapter sleeve, be evenly equipped with more than two on the excircle for feeding adapter sleeve and incline towards auger direction of propulsion
Oblique charging adapter sleeve blade, the charging adapter sleeve blade on adjacent charging adapter sleeve staggers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510225718.5A CN104848671B (en) | 2015-05-06 | 2015-05-06 | Polyacrylamide dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510225718.5A CN104848671B (en) | 2015-05-06 | 2015-05-06 | Polyacrylamide dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104848671A CN104848671A (en) | 2015-08-19 |
| CN104848671B true CN104848671B (en) | 2017-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510225718.5A Active CN104848671B (en) | 2015-05-06 | 2015-05-06 | Polyacrylamide dryer |
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| Country | Link |
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| CN (1) | CN104848671B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105273733B (en) * | 2015-11-23 | 2017-08-11 | 煤炭科学技术研究院有限公司 | A kind of coupling multi-stage subtracts the small particle low order pyrolytic process of coal and equipment of dirt |
| CN105831296B (en) * | 2016-04-18 | 2023-03-24 | 浙江红五环制茶装备股份有限公司 | Energy-saving tea dryer and tea drying method |
| CN110296577A (en) * | 2019-06-20 | 2019-10-01 | 四川省兴威钒业有限公司 | A kind of reduction chromium hydroxide water content flow and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101004322B (en) * | 2007-01-15 | 2010-10-06 | 宁波大发化纤有限公司 | Method for continuous drying regenerative piece of polyester bottle, and dedicated drying equipment |
| CN201914679U (en) * | 2010-11-24 | 2011-08-03 | 常州国岱选煤科技有限公司 | Cache average-amount charger |
| CN201974013U (en) * | 2011-03-04 | 2011-09-14 | 宁波大发化纤有限公司 | PET (Polyethylene Terephthalate) bottle-flake hot-air circulating and continuous-drying system |
| FI124272B (en) * | 2012-06-06 | 2014-05-30 | Ccm Power Oy | DRYING AND PROCEDURE FOR DRYING MATERIALS |
| CN204830774U (en) * | 2015-05-06 | 2015-12-02 | 爱森（中国）絮凝剂有限公司 | Polyacrylamide desicator |
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