CN102235812A - Multi-layer multi-stage large material mixing drying device and process - Google Patents
Multi-layer multi-stage large material mixing drying device and process Download PDFInfo
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- CN102235812A CN102235812A CN2010101648780A CN201010164878A CN102235812A CN 102235812 A CN102235812 A CN 102235812A CN 2010101648780 A CN2010101648780 A CN 2010101648780A CN 201010164878 A CN201010164878 A CN 201010164878A CN 102235812 A CN102235812 A CN 102235812A
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Abstract
The invention belongs to the technical field of material drying, and mainly provides a multi-layer multi-stage large material mixing drying device. The device is formed by superposing 2 to 6 drying unit layers, wherein a drying unit layer for drying a water-containing powdery material and a pasty material consists of a square shell part, two shaft parts which are arranged in the square shell and are provided with hollow blades, and a material distribution spiral part; a drying unit layer for drying a liquid material consists of a square shell (3), two shafts (1) which are arranged in the square shell and are provided with hollow blades, and a charging pipeline driven by a reciprocating charging running vehicle, or a charging pipeline (2) with a material distribution spray nozzle; and the side wall of each drying unit layer is provided with a discharging opening, and the discharging openings of the drying unit layers are connected through pipelines. By a multi-layer multi-stage drying method, a material to be dried is uniformly distributed through a spiral device or the charging pipeline driven by the reciprocating charging running vehicle, and is mixed with a dried material arranged at the bottom of a dryer, and the mixture is stirred by the blades, so that the drying rate is improved; and by a multi-stage drying method, the material is more fully dried.
Description
Technical field
The invention belongs to the dry materials technical field, mainly propose the multistage large-scale batch mixing drying device of a kind of multilayer.The present invention is applied to chemical industry, environmental protection industry (epi), energy industry, metallurgy industry etc.
Background technology
Existing dry technology, 1) moisture granular material drying, traditional moisture powder material drying adopts whizzer more, and energy consumption is big, so because the tail gas discharge capacity causes dust polluting environment greatly easily, floor space is big.2) plaster pasty materials drying, dry whizzer, Rotatingandflashstreamingdrier, the hollow blade drying machine of adopting of traditional plaster pasty materials.Whizzer and Rotatingandflashstreamingdrier adopt heated-air drying, and energy consumption is big, so because the tail gas discharge capacity causes dust polluting environment greatly easily.The hollow blade drying machine is conduction heat drying machine, and energy consumption is lower, and the vent gas treatment amount is less, but limited by structure and operation mechanism, and treating capacity is less.3) liquid material drying, traditional liquid material drying adopts spray dryer more, and the spray dryer energy consumption for drying is big, especially in the environmental protection industry (epi) application difficult.
Summary of the invention
The objective of the invention is to propose the multistage large-scale batch mixing drying device of a kind of multilayer, the present invention proposes the multistage large-scale batch mixing drying device of a kind of multilayer, its objective is the high energy consumption that overcomes large-sized drying machines, and the high pollution problem improves rate of drying, improves the unit treating capacity.
Technical scheme proposed by the invention is: the multistage large-scale batch mixing drying device of a kind of multilayer, form by 2-6 drying unit stacking adding, and upper strata drying unit layer is predrying layer, bottom is smart drying layer; Be used for the drying unit layer of moisture granular material and plaster pasty materials drying is made up of square casing parts, two spindle unit and cloth screw mechanisms that are furnished with hollow blade being arranged in the square casing; Described two spindle unit feeding steam or conduction oils that are furnished with hollow blade carry out heat drying in heat conducting mode to the material in the housing; The hollow blade axle constantly stirs material when material is heated, in axial direction is provided with equally distributed blanking port on the outer wall of screw feeder mechanism; The drying unit layer of liquid towards dry materials by square casing, be arranged in the square casing two and be furnished with the axle of hollow blade and the feeding tube that reciprocating reinforced sport car drives, or the feeding tube that has a cloth shower nozzle is formed; The sidewall of each drying unit layer is provided with discharge gate, and the discharge gate of each drying unit layer connects by pipeline.
The structural principle of each layer drying unit layer of the multistage large-scale batch mixing drying device of described multilayer is identical.
The motion mode of material has tandem according to specific requirement, parallel and series parallel type between each layer drying unit layer in the multistage large-scale batch mixing drying device of described multilayer.
Described tandem is that material flows into adjacent lower floor through the upper strata discharging opening by pipeline successively, is discharged by orlop at last with the dry material combination drying for the treatment of that lower floor adds;
Described parallel be material in each elementary layer behind the combination drying, the discharge gate by each elementary layer overflows respectively, flows into blanking channel and discharges.
Described series parallel type be material in the above each drying unit layer carry out the batch mixing drying, back in parallel flows into elementary layer of the end by blanking channel and carries out accurately dry or cooling.
The course of work of the present invention is: the powdery dry material that begins and all have certain material level at drying operation in the dry run middle shell, wet material is evenly distributed vertically by top cloth spiral, add in the siccative, or by the feeding tube of reciprocating reinforced sport car drive or by having the feeding tube of cloth shower nozzle, add in the siccative, then under the stirring action of sharf, mix with the dry material of heat in the housing rapidly, dry material particle outside at high temperature on the microcosmic is covered with one deck wet stock, improved the caloic transmission of wet stock greatly, if tandem multilevel drying, then material flows into by pipeline in the adjacent lower floor drying unit layer through the upper strata discharging opening successively, is discharged by the outlet of orlop drying unit layer at last with the material to be dried combination drying that lower floor adds; If parallel, the discharge gate by each elementary layer overflows respectively, flows into blanking channel and discharges.If series parallel type, back in parallel flow into elementary layer of the end by blanking channel and carry out accurately dry or cooling, discharge by the outlet of elementary layer of the end again.
The beneficial effect that the present invention had is: the present invention adopts the multistage drying means of multilayer, material to be dried evenly distributes through the feeding tube of screw or reciprocating reinforced sport car drive, and after the siccative of placing the drying machine bottom mixes, stir by blade, improved rate of drying; Adopt multistage main officer of Tibet morning method, make the more abundant of dry materials.
Description of drawings
Fig. 1-Fig. 8 is a structural representation of the present invention.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
Provide specific embodiments of the invention in conjunction with the accompanying drawings:
Embodiment 1
As Fig. 1, Fig. 2, shown in Figure 3, the multistage large-scale batch mixing drying device of multilayer that embodiment 1 proposes is a kind of three layers of three-stage drying of high pasty material, and upper strata and intermediate layer are predrying elementary layers, and lower floor is refining dry elementary layer; Upper strata and intermediate layer add bed material before driving, be furnished with and feed steam in the axle of hollow blade bed material is heated, simultaneously bed material is stirred, after bed material rises to uniform temperature, the reinforced spiral that is contained in square casing top adds the plaster pasty materials that contains certain moisture content, reinforced spiral outer wall downside, have equally distributed blanking port vertically, the plaster pasty materials that will contain certain moisture evenly is distributed in the drying device vertically, under the stirring action of sharf, just the plaster pasty materials that adds with heat after dry material mix rapidly, and be wrapped on the dried particle surface of heat, under the heat effect of blade wall, moisture content evaporates rapidly, and material obtains predrying.Sidewall at square casing has discharge gate, links with tapping channel, and dried material is discharged by discharge gate, drying unit layer in the middle of tapping channel enters.
Enter the dry material of middle drying unit layer as middle drying unit layer bed material and carrier material by upper strata drying unit layer, middle drying unit layer adds plaster pasty materials and bed material combination drying, and feed way is the same with the principle of upper strata drying unit with the combination drying mode.Remain pre-dried material what middle drying unit layer obtained, pre-dried material is entered the elementary layer of lower floor's drying through tapping channel by the material outlet of middle drying unit layer.
Bottom drying unit layer mainly to top drying unit layer the material after predrying make with extra care dryly, make the moisture content of material reach the requirement of technical process or the standard of final products.After pre-dried material enters the elementary layer of lower floor's drying by the material outlet of middle drying unit layer through tapping channel, push ahead on the two following heat drying of the stirring that is furnished with hollow blade axle limits, meet the requirements of material at last and discharge by the discharge gate of bottom drying unit and enter follow-up equipment.Side at each drying unit layer square casing has exhaust outlet, and the volatilization steam that produces in each drying unit layer dry run is discharged by the exhaust outlet of each layer, incorporates house steward into and send follow-up equipment to handle.
Embodiment 2
The multistage large-scale batch mixing drying device of multilayer that present embodiment proposes is a kind of three layers of three-stage drying of liquid material, its overall structure such as Fig. 6, Fig. 7, shown in Figure 8, upper strata and intermediate layer are predrying elementary layers, lower floor is refining dry elementary layer, upper strata and intermediate layer add bed material before driving, be furnished with and feed steam in the axle of hollow blade bed material is heated, simultaneously bed material is stirred, after bed material rose to uniform temperature, the reciprocating cloth sport car drive flexible cloth pipe that is contained on the square casing treated that with liquid state dry material evenly is distributed in the drying device, under the stirring action of sharf, the dry material after dried liquid material and the heating for the treatment of of adding just mixes rapidly, and is wrapped on the dried particle surface of heat, under the heat effect of blade wall, moisture content evaporates rapidly, and material obtains predrying.Sidewall at square casing has discharge gate, links with tapping channel, and dried material is discharged by discharge gate, drying unit layer in the middle of tapping channel enters.
Enter the dry material of middle drying unit layer as middle drying unit layer bed material and carrier material by upper strata drying unit layer, middle drying unit layer adds treats dried liquid material and bed material combination drying, and feed way is the same with the principle of upper strata drying unit with the combination drying mode.Remain pre-dried material what middle drying unit layer obtained, pre-dried material is entered the elementary layer of lower floor's drying through tapping channel by the material outlet of middle drying unit layer.
Bottom drying unit layer mainly to top drying unit layer the material after predrying make with extra care dryly, make the moisture content of material reach the requirement of technical process or the standard of final products.After pre-dried material enters the elementary layer of lower floor's drying by the material outlet of middle drying unit layer through tapping channel, push ahead on the two following heat drying of the stirring that is furnished with hollow blade axle limits, meet the requirements of material at last and discharge by the discharge gate of bottom drying unit and enter follow-up equipment.
Side at each drying unit layer square casing has exhaust outlet, and the volatilization steam that produces in each drying unit layer dry run is discharged by the exhaust outlet of each layer, incorporates house steward into and send follow-up equipment to handle.
Certainly the present invention includes but be not limited to the foregoing description, this area engineers and technicians do simple substitution and extension on the basis of the present invention's design, all belong to protection domain of the present invention.
Claims (6)
1. multistage large-scale batch mixing drying device of multilayer is characterized in that: formed by 2-6 drying unit stacking adding, upper strata drying unit layer is predrying layer, and bottom is smart drying layer; Be used for the drying unit layer of moisture granular material and plaster pasty materials drying is made up of square casing parts, two spindle unit and cloth helical elements that are furnished with hollow blade being arranged in the square casing; Described hollow blade axle feeds steam or conduction oil carries out heat drying in heat conducting mode to the material in the housing; The hollow blade axle constantly stirs material when material is heated, and screw feeder parts outer wall in axial direction is provided with equally distributed blanking port; The drying unit layer of liquid towards dry materials is furnished with the axle (1) of hollow blade and the feeding tube that reciprocating reinforced sport car drives, or is had feeding tube (2) composition of cloth shower nozzle by square casing (3), be arranged in the square casing two; The sidewall of each drying unit layer is provided with discharge gate, and the discharge gate of each dry elementary layer connects by pipeline.
2. the multistage large-scale batch mixing drying device of multilayer according to claim 1 is characterized in that: the structural principle of each layer drying unit layer of the multistage large-scale batch mixing drying device of multilayer is identical.
3. the multistage large-scale batch mixing drying device of multilayer according to claim 1 is characterized in that: the motion mode of material has tandem according to specific requirement, parallel and series parallel type between each layer drying unit layer in the multistage large-scale batch mixing drying device of described multilayer.
4. the multistage large-scale batch mixing drying device of multilayer according to claim 1 is characterized in that: described tandem is that material flows into adjacent lower floor through the upper strata discharging opening by pipeline successively, is discharged by orlop at last with the dry material combination drying for the treatment of that lower floor adds;
5. the multistage large-scale batch mixing drying device of multilayer according to claim 1 is characterized in that: described parallel for material in each elementary layer behind the combination drying, the discharge gate by each elementary layer overflows respectively, flows into blanking channel and discharges.
6. the multistage large-scale batch mixing drying device of multilayer according to claim 1 is characterized in that: described series parallel type be material in the above each drying unit layer carry out the batch mixing drying, back in parallel flows into elementary layer of the end by blanking channel and carries out accurately dry or cooling
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| CN2010101648780A CN102235812A (en) | 2010-05-07 | 2010-05-07 | Multi-layer multi-stage large material mixing drying device and process |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364276A (en) * | 2011-08-29 | 2012-02-29 | 许建庄 | Hot-shaft mixing drying process and device |
| CN103185450A (en) * | 2011-12-31 | 2013-07-03 | 中粮集团有限公司 | Method of cassava wet grain drying |
| CN103900363A (en) * | 2014-03-26 | 2014-07-02 | 芜湖恒杰膨润土科技有限公司 | Double-rotary-cylinder drying machine for bentonite |
| CN104807312A (en) * | 2014-01-27 | 2015-07-29 | 西门子公司 | Drying system for solid material |
| CN109028902A (en) * | 2018-08-28 | 2018-12-18 | 河南省德耀节能科技股份有限公司 | One kind is wet, glues class drying materials system and its drying equipment |
| CN109553269A (en) * | 2017-09-21 | 2019-04-02 | 三菱重工环境·化学工程株式会社 | Drying device and drying system |
| CN112161464A (en) * | 2020-09-25 | 2021-01-01 | 杭州纯友科技发展有限责任公司 | Wet garbage drying and recycling device |
| CN115745358A (en) * | 2022-11-23 | 2023-03-07 | 景津装备股份有限公司 | Double-layer spiral turn-back material conveying type smoke flow-through dryer and two-step filter cake drying method |
-
2010
- 2010-05-07 CN CN2010101648780A patent/CN102235812A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364276A (en) * | 2011-08-29 | 2012-02-29 | 许建庄 | Hot-shaft mixing drying process and device |
| CN103185450A (en) * | 2011-12-31 | 2013-07-03 | 中粮集团有限公司 | Method of cassava wet grain drying |
| CN104807312A (en) * | 2014-01-27 | 2015-07-29 | 西门子公司 | Drying system for solid material |
| CN104807312B (en) * | 2014-01-27 | 2017-04-12 | 西门子公司 | Drying system for solid material |
| CN103900363A (en) * | 2014-03-26 | 2014-07-02 | 芜湖恒杰膨润土科技有限公司 | Double-rotary-cylinder drying machine for bentonite |
| CN103900363B (en) * | 2014-03-26 | 2016-08-17 | 芜湖恒杰膨润土科技有限公司 | A kind of for bentonitic bispin rotating cylinder drying device |
| CN109553269A (en) * | 2017-09-21 | 2019-04-02 | 三菱重工环境·化学工程株式会社 | Drying device and drying system |
| CN109553269B (en) * | 2017-09-21 | 2021-10-01 | 三菱重工环境·化学工程株式会社 | Drying device and drying system |
| CN109028902A (en) * | 2018-08-28 | 2018-12-18 | 河南省德耀节能科技股份有限公司 | One kind is wet, glues class drying materials system and its drying equipment |
| CN112161464A (en) * | 2020-09-25 | 2021-01-01 | 杭州纯友科技发展有限责任公司 | Wet garbage drying and recycling device |
| CN115745358A (en) * | 2022-11-23 | 2023-03-07 | 景津装备股份有限公司 | Double-layer spiral turn-back material conveying type smoke flow-through dryer and two-step filter cake drying method |
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Application publication date: 20111109 |