CN104400932A - PET bottle flake or thin film drying device - Google Patents
PET bottle flake or thin film drying device Download PDFInfo
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- CN104400932A CN104400932A CN201410562052.8A CN201410562052A CN104400932A CN 104400932 A CN104400932 A CN 104400932A CN 201410562052 A CN201410562052 A CN 201410562052A CN 104400932 A CN104400932 A CN 104400932A
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- drying
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- pet bottle
- film
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing Of Solid Wastes (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a PET bottle flake or thin film drying device with low energy consumption, quick drying and small size; the drying device includes that at least two drying box units are arranged between a feeding box and a discharging box on a rack; the structure of each drying box unit includes a shell body having an inner cavity divided into a drying chamber and a heating chamber, each heating chamber is internally provided with a heater, the top of each heating chamber is provided with a draught fan, each drying chamber is internally provided with a circular arc separating plate having the bottom protruding downwards and having a plurality of through holes, each drying chamber is separated into a drying upper chamber and a drying lower chamber by the circular arc separating plate, and a shell body of the top of each drying upper chamber is provided with a plurality of wet discharge holes; the drying chambers are communicated with the heating chambers respectively; a stirring shaft with spiral blades successively passes through the feeding box, the drying upper chambers of the drying box units, and the discharging box which are successively communicated with one another, and the stirring shaft is rotated under driving of a stirring driving device, so as to make a material in the feeding box continuously go forwards to be successively outputted from a discharge port of the discharging box through the drying upper chambers.
Description
Technical field
The present invention relates to the drying unit for drying PET bottle sheet or film.
Background technology
In plastics recovery granulation production process, the PET bottle sheet formed through fragmentation or film need to carry out successively cleaning, dewater and drying.Granulation requires that the moisture control of the PET bottle sheet after drying or film is within 5%.At present, in plastics recovery granulation production process, PET film adopts duct type drying unit to dry.Some sections of helical pipes are provided with in duct type drying unit, cyclone separator is connected with between adjacent two sections of helical pipes, the air of high temperature, high pressure is all blasted in every section of helical pipe, PET film enters in each section of helical pipe and cyclone separator successively, moisture in PET film is subject to thermosetting water vapour in each helical pipe, the PET film being mixed with steam enters to after in cyclone separator, PET film is separated by cyclone separator and is fed through in hypomere helical pipe, and water vapour is then discharged from cyclone separator.The shortcoming of duct type drying unit is: one, the water vapour formed after moisture in helical pipe in PET film is heated cannot be discharged in time in helical pipe, steam could be discharged after can only entering to cyclone separator with PET film from cyclone separator, some can be fed through in next section of helical pipe along with PET film to enter water vapour in cyclone separator, the hydrofuge weak effect of whole duct type drying unit, in order to overcome the defect of hydrofuge weak effect, duct type drying unit must extend oven dry pipeline, namely multistage helical pipe is set, and this causes duct type drying unit bulky, energy consumption is high, two, screw type pipeline easily forms buildup and results in blockage in corner, needs often to clear up, three, the tube side resistance of helical pipe is large, is not suitable for the oven dry of PET bottle sheet.
Summary of the invention
The present invention needs the problem solved: provide one not to be only applicable to PET film and dry, be also applicable to that PET bottle sheet is dried, that energy consumption is low drying unit.
For solving the problem, the technical solution used in the present invention is: the drying unit of PET bottle sheet or film, comprise: frame, frame is provided with material feeding box and feed box, the top of material feeding box is provided with charging aperture, the bottom of feed box is provided with discharging opening, two drying baker unit are at least provided with between material feeding box and feed box, the structure of each drying baker unit comprises: housing, the inner chamber of housing is divided into dries chamber and heated chamber, heater is provided with in heated chamber, the top shell of heated chamber is provided with blower fan, blower fan constantly blasts air in heated chamber, drying cavity indoor are provided with the downward protrusion in bottom, with the circular arc dividing plate of some through holes, oven dry chamber is separated into by circular arc dividing plate dries upper chamber and dries lower chambers, the housing at oven dry upper chamber top is provided with some weep holes, dry lower chambers to be connected with heated chamber, material feeding box, the oven dry upper chamber of each drying baker unit, and feed box is interconnected successively, shaft runs through successively and passes through material feeding box, the oven dry upper chamber of each drying baker unit, and feed box, the two ends of shaft are supported in the bearing block on material feeding box and the outer side frame of feed box respectively, shaft is provided with the helical blade of feeding forward, one end of shaft is connected with mixer drive, under the driving of mixer drive, shaft exports from the discharging opening of feed box after rotating and making helical blade the material in material feeding box is constantly conducted through forward successively each oven dry upper chamber.
Further, the drying unit of aforesaid PET bottle sheet or film, wherein, the structure of described mixer drive is: motor, the output shaft of motor is fixedly installed drive sprocket, drive sprocket is rotated by chain-driving driven sprocket, and described driven sprocket is fixedly mounted on the shaft of corresponding end.
Further, the drying unit of aforesaid PET bottle sheet or film, wherein, dries between lower chambers and heated chamber and is provided with screen pack.
Further, the drying unit of aforesaid PET bottle sheet or film, wherein, the housing outside each heated chamber is provided with heated chamber access door.
Further, the drying unit of aforesaid PET bottle sheet or film, wherein, the housing outside each oven dry lower chambers is provided with and dries chamber access door.
Further, the drying unit of aforesaid PET bottle sheet or film, wherein, is provided with the wind deflector making air uniform in heated chamber in the housing at each heated chamber top.
Further, the drying unit of aforesaid PET bottle sheet or film, wherein, the heater in each heated chamber is electric heating tube.
Advantage of the present invention is: structure is simple, practical, volume is little, is applicable to PET bottle sheet and PET film.Under the effect of blower fan, high temperature air in each drying baker unit is constantly to oven dry epicoele indoor moveable, thus constantly heat by the material in this oven dry upper chamber and purge, moisture on material is discharged rapidly by the moisture of thermosetting from the weep hole at this oven dry upper chamber top, the hydrofuge of this drying unit is very good, can dry fast and effectively PET bottle sheet and film, guaranteeing that the moisture control of PET bottle sheet and film is within 5%, carrying out adequate preparation for reclaiming granulation; Also greatly reduce energy consumption, for plastics recovery granulation reduces production cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the drying unit of PET bottle sheet of the present invention or film.
Fig. 2 is the cross sectional view in A-A direction in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the present invention is described in further detail.
As Fig. 1, shown in Fig. 2, the drying unit of PET bottle sheet or film, comprise: frame 1, frame 1 is provided with material feeding box 2 and feed box 3, the top of material feeding box 2 is provided with charging aperture 21, the bottom of feed box 3 is provided with discharging opening 31, two drying baker unit 4 are at least provided with between material feeding box 2 and feed box 3, the quantity of drying baker unit 4 can be arranged according to actual needs, the structure of each drying baker unit 4 comprises: housing 5, the inner chamber of housing 5 is divided into dries chamber and heated chamber 6, heater is provided with in heated chamber 6, in the present embodiment, heater is electric heating tube 8, the housing 5 at heated chamber 6 top is provided with blower fan 9, blower fan 9 constantly blasts air in heated chamber 6, in the present embodiment, top in heated chamber 6 is provided with the wind deflector 61 making air uniform in heated chamber, drying cavity indoor are provided with circular arc dividing plate 10 that bottom is protruded, that be evenly equipped with some through holes downwards, oven dry chamber is separated into by circular arc dividing plate 10 dries upper chamber 11 and dries lower chambers 12, dry lower chambers 12 to be connected with heated chamber 6, dry in the present embodiment between lower chambers 12 and heated chamber 6 and be provided with screen pack 18, screen pack 18 plays the effect of effective filtered air, the housing at oven dry upper chamber 11 top is provided with some weep holes 7, and oven dry upper chamber 11 and the feed box 3 of material feeding box 2, each drying baker unit are interconnected successively.Shaft 13 is successively in the oven dry upper chamber 11 and feed box 3 of material feeding box 2, each drying baker unit, the two ends of shaft 13 are supported in the bearing block on material feeding box 2 and the outer side frame 1 of feed box 3 respectively, shaft 13 is provided with the helical blade 131 of feeding forward, one end of shaft 13 is connected with mixer drive, and under the driving of mixer drive, shaft 13 exports after rotating and making helical blade 131 material in material feeding box 2 is constantly conducted through forward successively each oven dry upper chamber 11 from the discharging opening 31 of feed box 3.In the present embodiment, the structure of described mixer drive is: motor 14, the output shaft of motor 14 is fixedly installed drive sprocket 15, drive sprocket 15 drives driven sprocket 17 to rotate by chain 16, and driven sprocket 17 is fixedly mounted on the shaft 13 of corresponding end.For the ease of maintenance, in the present embodiment, the housing 5 outside each heated chamber 6 is provided with heated chamber access door 19, the housing 5 outside each oven dry lower chambers 12 is provided with and dries chamber access door 20.
Operation principle is as follows: need the PET bottle sheet of oven dry or film to enter to from charging aperture 21 in material feeding box 2, motor 14 drives shaft 13 to rotate, helical blade 131 rotates together along with shaft 13 thus is delivered to forward by the material in material feeding box 2 in the oven dry upper chamber 11 of each drying baker unit successively, blower fan 9 on each drying baker unit constantly blasts air in the heated chamber 6 of correspondence, air in each heated chamber 6 forms high temperature air after the electric heating tube 8 of correspondence heats, high temperature air in each heated chamber 6 after filter screen 18 filters all enters in corresponding oven dry upper chamber 11 by the through hole on circular arc dividing plate 10, thus the material in this oven dry upper chamber 11 is dried, moisture in each oven dry upper chamber 11 on material forms moisture under the effect of high temperature air, moisture is constantly discharged fast from the weep hole 7 of drying separately upper chamber 11 top shell 5.Material is successively after each oven dry upper chamber 11, and the moisture on material is dried, and the material after oven dry is discharged from feed box 3.
Drying unit of the present invention, is applicable to PET bottle sheet and film.In drying course, under the effect of blower fan 9, high temperature air in each drying baker unit 4 is constantly to flowing in oven dry upper chamber 11, thus constantly heat by the material in this oven dry upper chamber 11 and purge, moisture on material is discharged rapidly by the moisture of thermosetting from the weep hole 7 at this oven dry upper chamber 11 top, the hydrofuge of this drying unit is very good, can dry fast and effectively PET bottle sheet and film, guaranteeing that the moisture control of PET bottle sheet and film is within 5%, carrying out adequate preparation for reclaiming granulation; Meanwhile, greatly reduce the energy consumption of whole drying unit, for production cost has been saved in plastics recovery granulation.
Claims (7)
- The drying unit of 1.PET bottle sheet or film, comprise: frame, it is characterized in that: frame is provided with material feeding box and feed box, the top of material feeding box is provided with charging aperture, the bottom of feed box is provided with discharging opening, two drying baker unit are at least provided with between material feeding box and feed box, the structure of each drying baker unit comprises: housing, the inner chamber of housing is divided into dries chamber and heated chamber, heater is provided with in heated chamber, the top shell of heated chamber is provided with blower fan, blower fan constantly blasts air in heated chamber, drying cavity indoor are provided with the downward protrusion in bottom, with the circular arc dividing plate of some through holes, oven dry chamber is separated into by circular arc dividing plate dries upper chamber and dries lower chambers, the housing at oven dry upper chamber top is provided with some weep holes, dry lower chambers to be connected with heated chamber, material feeding box, the oven dry upper chamber of each drying baker unit, and feed box is interconnected successively, shaft runs through successively and passes through material feeding box, the oven dry upper chamber of each drying baker unit, and feed box, the two ends of shaft are supported in the bearing block on material feeding box and the outer side frame of feed box respectively, shaft is provided with the helical blade of feeding forward, one end of shaft is connected with mixer drive, under the driving of mixer drive, shaft exports from the discharging opening of feed box after rotating and making helical blade the material in material feeding box is constantly conducted through forward successively each oven dry upper chamber.
- 2. the drying unit of PET bottle sheet according to claim 1 or film, it is characterized in that: the structure of described mixer drive is: motor, the output shaft of motor is fixedly installed drive sprocket, drive sprocket is rotated by chain-driving driven sprocket, and described driven sprocket is fixedly mounted on the shaft of corresponding end.
- 3. the drying unit of PET bottle sheet according to claim 1 and 2 or film, is characterized in that: dry between lower chambers and heated chamber and be provided with screen pack.
- 4. the drying unit of PET bottle sheet according to claim 1 and 2 or film, is characterized in that: the housing outside each heated chamber is provided with heated chamber access door.
- 5. the drying unit of PET bottle sheet according to claim 1 and 2 or film, is characterized in that: the housing outside each oven dry lower chambers is provided with and dries chamber access door.
- 6. PET bottle sheet according to claim 1 and 2 or film drying unit, is characterized in that: be provided with the wind deflector making air uniform in heated chamber in the housing at each heated chamber top.
- 7. PET bottle sheet according to claim 1 and 2 or film drying unit, is characterized in that: the heater in each heated chamber is electric heating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410562052.8A CN104400932B (en) | 2014-10-22 | 2014-10-22 | PET bottle flake or thin film drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410562052.8A CN104400932B (en) | 2014-10-22 | 2014-10-22 | PET bottle flake or thin film drying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104400932A true CN104400932A (en) | 2015-03-11 |
| CN104400932B CN104400932B (en) | 2017-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410562052.8A Expired - Fee Related CN104400932B (en) | 2014-10-22 | 2014-10-22 | PET bottle flake or thin film drying device |
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| Country | Link |
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| CN (1) | CN104400932B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470592A (en) * | 2017-09-07 | 2019-03-15 | 中冶长天国际工程有限责任公司 | Online MOISTURE MEASUREMENT SYSTEM and its detection method |
| CN114615808A (en) * | 2022-02-25 | 2022-06-10 | 余姚市远望电器有限公司 | Equipment for drying circuit board |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1220003A (en) * | 1996-04-02 | 1999-06-16 | 厄本·斯特里克 | Device for heat-treating bulk materials in feed screws and bulk material drying method |
| CN202412520U (en) * | 2012-02-24 | 2012-09-05 | 沅江市福利渔业用品有限公司 | Drying device of granulator |
| CN202753306U (en) * | 2012-08-03 | 2013-02-27 | 杭州临安光大线缆有限公司 | Inner-layer material drying device |
| CN203092829U (en) * | 2013-03-19 | 2013-07-31 | 浙江美丝邦化纤有限公司 | Novel masterbatch drying machine for producing nylon 6 coloring fibers |
| CN204235743U (en) * | 2014-10-22 | 2015-04-01 | 江苏美星大地环保科技有限公司 | The drying unit of PET bottle sheet or film |
-
2014
- 2014-10-22 CN CN201410562052.8A patent/CN104400932B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1220003A (en) * | 1996-04-02 | 1999-06-16 | 厄本·斯特里克 | Device for heat-treating bulk materials in feed screws and bulk material drying method |
| CN202412520U (en) * | 2012-02-24 | 2012-09-05 | 沅江市福利渔业用品有限公司 | Drying device of granulator |
| CN202753306U (en) * | 2012-08-03 | 2013-02-27 | 杭州临安光大线缆有限公司 | Inner-layer material drying device |
| CN203092829U (en) * | 2013-03-19 | 2013-07-31 | 浙江美丝邦化纤有限公司 | Novel masterbatch drying machine for producing nylon 6 coloring fibers |
| CN204235743U (en) * | 2014-10-22 | 2015-04-01 | 江苏美星大地环保科技有限公司 | The drying unit of PET bottle sheet or film |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109470592A (en) * | 2017-09-07 | 2019-03-15 | 中冶长天国际工程有限责任公司 | Online MOISTURE MEASUREMENT SYSTEM and its detection method |
| CN109470592B (en) * | 2017-09-07 | 2024-03-12 | 中冶长天国际工程有限责任公司 | Online moisture detection system and detection method thereof |
| CN114615808A (en) * | 2022-02-25 | 2022-06-10 | 余姚市远望电器有限公司 | Equipment for drying circuit board |
| CN114615808B (en) * | 2022-02-25 | 2023-07-21 | 余姚市远望电器有限公司 | Equipment for drying circuit board |
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| Publication number | Publication date |
|---|---|
| CN104400932B (en) | 2017-04-12 |
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Effective date of registration: 20170206 Address after: 215625 Fengzhen Jin Nan Road, Zhangjiagang, Jiangsu, No. 1 Applicant after: Jiangsu Amstar Package Machinery Co., Ltd. Address before: Suzhou City, Jiangsu province 215625 Jin Fengzhen Samheung Yanjiang highway Zhangjiagang mesung earth Applicant before: Jiangsu ASG Earth Environmental Protection Science and Technology Co., Ltd. |
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Granted publication date: 20170412 Termination date: 20181022 |
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