CN103438676A - Single shaft paddle type vacuum continuous dryer - Google Patents

Single shaft paddle type vacuum continuous dryer Download PDF

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Publication number
CN103438676A
CN103438676A CN2013103711994A CN201310371199A CN103438676A CN 103438676 A CN103438676 A CN 103438676A CN 2013103711994 A CN2013103711994 A CN 2013103711994A CN 201310371199 A CN201310371199 A CN 201310371199A CN 103438676 A CN103438676 A CN 103438676A
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shaft
hollow shaft
paddle
cylindrical shell
dryer
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CN2013103711994A
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CN103438676B (en
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杨建民
梁金亚
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Sanmenxia Hao Bo Chemical Engineering Co ltd
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Individual
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Abstract

The invention discloses a single shaft paddle type vacuum continuous dryer. The single shaft paddle type vacuum continuous dryer comprises a barrel, wherein a feed port and a discharge port are formed in the outer wall of the barrel and are respectively provided with a vacuum switching valve, a paddle shaft is arranged inside the barrel along the axis, the two ends of the paddle shaft extend out of the barrel and are provided with sealing components, and the two sides of each sealing component are provided with cylinder components. Through the cylinders arranged on the two sides of each sealing component, in the operation process of the single shaft paddle type vacuum continuous dryer, the cylinders continuously exert pressure on padding, gaps formed between the paddle shaft and the padding are eliminated as quickly as possible, exterior air can not enter the interior of the dryer, the interior of the dryer can continuously keep vacuum under the continuous operation state, and the problem that an existing vacuum rake-type dryer can not achieve continuous vacuum pumping or continuous production is solved. Through a hollow shaft of the paddle shaft, the heat transfer area of the dryer is increased, the drying time is shortened, the yield is improved, and the problems that the exiting vacuum rake-type dryer is small in heat transfer area and low in yield are solved.

Description

A kind of single shaft oar blade type vacuum continuous drier
Technical field
The invention belongs to technical field of chemical, relate to a kind of single shaft oar blade type vacuum continuous drier.
Background technology
In dry thermal sensitivity, easily decomposition, easy oxidation and needing to reclaim the material production process of solvent, need drying machine to work under vacuum state, raw materials for production are heated and stirred, make it fully to react and complete dry run, make solvent recovery complete simultaneously, close vacuum, recover atmospheric pressure state, can discharge material, meet the needs of next step production technology.In above-mentioned raw materials is carried out to dry process, existing vacuum drier be mainly to adopt the vacuum rake dryer of doing thermal medium with saturated vapor, and mainly there is lower column defects in this drying machine:
1. can not vacuumize continuously and can not produce continuously: adopt the vacuum rake dryer of doing thermal source with saturated vapor, its operation principle is in the circular cylinder body of carrying vapour chuck, at rake axle of cylindrical shell center arrangement.The main heat transfer interface of drying machine is the circular cylinder body inner surface of carrying vapour chuck.Each freely is arranged in material and solvent in the top charging aperture access arrangement of drying machine, and under the driving of motor, inner rake axle can positive and negatively rotate, and material and solvent fully mix in dryer inner, and react.In the material reaction process, complete the heat transmission to material simultaneously, thereby reach the dry requirement to material.In dry, dryer inner vacuumizes, and solvent is reclaimed.After dry run, stop vacuumizing, inner barrel is recovered atmospheric pressure state, and material could be discharged by the discharge gate of below, cylindrical shell center.What the sealing at rake axle two ends adopted is packing seal, due to equipment, in operation process, between filler and rake axle, can form an ellipse, in portion of air meeting access arrangement, makes vacuum reduce along with the lengthening of equipment operation time.Simultaneously, equipment, when input and output material, can not vacuumize.Generally, from being fed to the whole process need of discharge 6~8 hours, once can only a dry batch materials, can not produce continuously.
2. heat transfer area is little, yields poorly: because the rake axle of vacuum rake dryer is solid, inside can not pass into heat medium, makes the heat transfer interface of drying machine only have cylinder inboard wall.Can only reach 70% due to material in the filling weight maximum of dryer inner volume, so the heat transfer area of drying machine is very little, drying time is long, yields poorly.
Summary of the invention
The purpose of this invention is to provide a kind of single shaft oar blade type vacuum continuous drier, to solve existing vacuum rake dryer, can not vacuumize continuously, can not produce continuously, heat transfer area is little, the problem yielded poorly.
The technical solution adopted in the present invention is, a kind of single shaft oar blade type vacuum continuous drier, comprise cylindrical shell, the outer wall of cylindrical shell is provided with charging aperture and discharge gate, be equipped with the vacuum transfer valve on charging aperture and discharge gate, in cylindrical shell, along its axis, be provided with paddle shaft, cylindrical shell is all stretched out at the two ends of paddle shaft, the two ends of paddle shaft are equipped with black box, and the both sides of each black box are equipped with cylinder assembly.
Characteristics of the present invention also are,
Paddle shaft comprises hollow shaft, and an end of hollow shaft is provided with steam inlet, and the other end of hollow shaft is provided with condensation-water drain, is provided with side by side several paddle components on the outer wall of hollow shaft.
Paddle components comprises two identical hollow fan-shaped blades, two blades are symmetricly set on the outer wall of hollow shaft, the outer wall of each blade is provided with scraper plate, be equipped with steam inlet tube in each blade, each steam inlet tube all is communicated with hollow shaft, the position that each blade is connected with hollow shaft is provided with condensed water and goes out pipe, and each condensed water goes out the Guan Junyu hollow shaft and is communicated with.
Blade is mutually vertical with scraper plate, and an end of the close hollow shaft of steam inlet tube stretches into hollow shaft inside, and the end that condensed water goes out the close blade of pipe does not stretch into blade inside.
Black box comprises the filler seat be enclosed within on hollow shaft, be filled with filler in the filler seat, the filler seat is connected with gland away from a terminal bolt of cylindrical shell, the both sides of filler seat are equipped with cylinder assembly, each cylinder assembly comprises the pulley that is arranged on filler seat one side, and pulley is fixed on cylindrical shell, is wound with steel wire rope on pulley, one end of steel wire rope is connected with cylinder, and the other end of steel wire rope is connected with the filler seat.
The outer wall of cylindrical shell is provided with vacuum extractor, and the outer wall cover of cylindrical shell has chuck.
The invention has the beneficial effects as follows, be arranged on the cylinder of black box both sides by the present invention, make in the equipment operation process, by cylinder to the filler continu to press, the gap formed between paddle shaft and filler is eliminated as early as possible, outside air can not access arrangement inside, guarantees that device interior continues to keep vacuum under the continuous operation state, solved existing vacuum rake dryer can not vacuumize continuously, can not the quantity-produced problem; The hollow shaft of the paddle shaft arranged by the present invention, make the equipment heat transfer area increase, and shorten drying time, and output improves, and has solved existing vacuum rake dryer heat transfer area little, the problem yielded poorly.
The accompanying drawing explanation
Fig. 1 is the structural representation of a kind of single shaft oar blade type of the present invention vacuum continuous drier;
Fig. 2 is the A-A cutaway view in Fig. 1 of the present invention;
Fig. 3 is the B-B cutaway view in Fig. 1 of the present invention.
In figure, 11. charging apertures, 12. vacuum extractors, 13. cylindrical shells, 14. chucks, 15. discharge gates, 21. hollow shaft, 22. blades, 23. scraper plates, 24. steam inlet tubes, 25. condensed waters go out pipe, 31. cylinders, 32. steel wire rope, 34. filler seats, 33. pulleys, 35. fillers, 36. glands.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
The invention provides a kind of single shaft oar blade type vacuum continuous drier, referring to Fig. 1, comprise cylindrical shell 13, the outer wall of cylindrical shell 13 is provided with charging aperture 11 and discharge gate 15, be equipped with the vacuum transfer valve on charging aperture 11 and discharge gate 15, cylindrical shell 13 is interior is provided with paddle shaft along its axis, and cylindrical shell 13 is all stretched out at the two ends of paddle shaft, the two ends of paddle shaft are equipped with black box, and the both sides of each black box are equipped with cylinder assembly.
Wherein, paddle shaft comprises hollow shaft 21, and an end of hollow shaft 21 is provided with steam inlet, and the other end of hollow shaft 21 is provided with condensation-water drain, is provided with side by side several paddle components on the outer wall of hollow shaft 21;
Referring to Fig. 2, paddle components comprises two identical hollow fan-shaped blades 22, two blades 22 are symmetricly set on the outer wall of hollow shaft 21, the outer wall of each blade 22 is provided with scraper plate 23, be equipped with steam inlet tube 24 in each blade 22, each steam inlet tube 24 all is communicated with hollow shaft 21, and the position that each blade 22 is connected with hollow shaft 21 is provided with condensed water and goes out pipe 25, and each condensed water goes out pipe 25 and all is communicated with hollow shaft 21; Blade 22 is mutually vertical with scraper plate 23, and an end of the close hollow shaft 21 of steam inlet tube 24 stretches into hollow shaft 21 inside, and the end that condensed water goes out pipe 25 close blades 22 does not stretch into blade 22 inside;
Referring to Fig. 3, black box comprises the filler seat 34 be enclosed within on hollow shaft 21, be filled with filler 35 in filler seat 34, filler seat 34 is connected with gland 36 away from a terminal bolt of cylindrical shell 13, and the both sides of filler seat 34 are equipped with cylinder assembly, and each cylinder assembly comprises the pulley 33 that is arranged on filler seat 34 1 sides, pulley 33 is fixed on cylindrical shell 13, be wound with steel wire rope 32 on pulley 33, an end of steel wire rope 32 is connected with cylinder 31, and the other end of steel wire rope 32 is connected with filler seat 34; The outer wall of cylindrical shell 13 is provided with vacuum extractor 12, and the outer wall cover of cylindrical shell has chuck 14.
The present invention adopts the hermetically-sealed construction arranged at hollow shaft 21 two ends, adopt packing seal to add the dual-seal form of cylinder sealing, in black box, near the cylindrical shell end, it is packing seal, respectively establish a cylinder 31 at gland 36 two ends, left and right, the outside, because cylinder 31 is always in running order, can give filler 35 continu to press, make filler 35 remain impaction state, make the inside of cylindrical shell 13 always in vacuum state, can eliminate the gap formed due to rotation between hollow shaft 21 and filler 35, guarantee that sealing is reliable.So, guaranteed a kind of single shaft oar blade type vacuum continuous drier of the present invention inside required vacuum in the running, due to equipment ability input and output material under atmospheric pressure state, so also just guaranteed the continuous production of equipment, solved existing vacuum rake dryer can not vacuumize continuously, can not the quantity-produced problem.
A kind of single shaft oar blade type vacuum continuous drier of the present invention has adopted single shaft oar blade type structure, the two row's concentric circles blades 22 of evenly arranging on hollow shaft 21, hollow shaft 21 and blade 22 are hollow-core construction, its inside all can pass into heat medium, after steam is entered by the steam inlet end of hollow shaft 21, by steam inlet tube 24, enter in each blade 22 respectively, the condensed water in blade 22 is collected in hollow shaft 21 more again, and discharges from its condensation-water drain.In this process, material, in a kind of single shaft oar blade type vacuum continuous drier of the present invention, is heated owing to being subject to the heat that blade 22 and cylindrical shell 13 inwalls transmit, and is stirred under the rotation of blade 22 and its upper scraping plate 23, and last discharge gate 15 is discharged.Owing in hollow shaft 21 and blade 22, steam also being arranged, so just increased the heat transfer area of a kind of single shaft oar blade type of the present invention vacuum continuous drier, shortened drying time, improved output, reduced production cost.
Continuous feeding and discharging problem while turning round under the continous vacuum state for solving drying machine, in a kind of single shaft oar blade type vacuum continuous drier of the present invention, exit at its charging aperture 11 and discharge gate 15, be equipped with the vacuum transfer valve, guaranteeing just can input and output material under the state of maintenance vacuum in the inside of a kind of single shaft oar blade type vacuum continuous drier of the present invention.
Be arranged on the cylinder of black box both sides by the present invention, make in the equipment operation process, by cylinder to the filler continu to press, the gap formed between paddle shaft and filler is eliminated as early as possible, outside air can not access arrangement inside, guarantee that device interior continues to keep vacuum under the continuous operation state, solved existing vacuum rake dryer can not vacuumize continuously, can not the quantity-produced problem; The hollow shaft of the paddle shaft arranged by the present invention, make the equipment heat transfer area increase, and shorten drying time, and output improves, and has solved existing vacuum rake dryer heat transfer area little, the problem yielded poorly.

Claims (6)

1. a single shaft oar blade type vacuum continuous drier, it is characterized in that, comprise cylindrical shell (13), the outer wall of cylindrical shell (13) is provided with charging aperture (11) and discharge gate (15), be equipped with the vacuum transfer valve on charging aperture (11) and discharge gate (15), in cylindrical shell (13), along its axis, be provided with paddle shaft, cylindrical shell (13) is all stretched out at the two ends of paddle shaft, the two ends of paddle shaft are equipped with black box, and the both sides of each black box are equipped with cylinder assembly.
2. a kind of single shaft oar blade type vacuum continuous drier as claimed in claim 1, it is characterized in that, described paddle shaft comprises hollow shaft (21), one end of hollow shaft (21) is provided with steam inlet, the other end of hollow shaft (21) is provided with condensation-water drain, on the outer wall of hollow shaft (21), is provided with side by side several paddle components.
3. a kind of single shaft oar blade type vacuum continuous drier as claimed in claim 2, it is characterized in that, described paddle components comprises two identical hollow fan-shaped blades (22), two blades (22) are symmetricly set on the outer wall of hollow shaft (21), the outer wall of each blade (22) is provided with scraper plate (23), be equipped with steam inlet tube (24) in each blade (22), each steam inlet tube (24) all is communicated with hollow shaft (21), the position that each blade (22) is connected with hollow shaft (21) is provided with condensed water and goes out pipe (25), each condensed water goes out pipe (25) and all is communicated with hollow shaft (21).
4. a kind of single shaft oar blade type vacuum continuous drier as claimed in claim 3, it is characterized in that, described blade (22) is mutually vertical with scraper plate (23), one end of the close hollow shaft (21) of described steam inlet tube (24) stretches into hollow shaft (21) inside, and the end that described condensed water goes out the close blade (22) of pipe (25) does not stretch into blade (22) inside.
5. a kind of single shaft oar blade type vacuum continuous drier as described as any one in claim 2 to 4, it is characterized in that, described black box comprises the filler seat (34) be enclosed within on hollow shaft (21), be filled with filler (35) in filler seat (34), filler seat (34) is connected with gland (36) away from a terminal bolt of cylindrical shell (13), the both sides of described filler seat (34) are equipped with cylinder assembly, each cylinder assembly comprises the pulley (33) that is arranged on filler seat (34) one sides, pulley (33) is fixed on cylindrical shell (13), be wound with steel wire rope (32) on pulley (33), one end of steel wire rope (32) is connected with cylinder (31), the other end of steel wire rope (32) is connected with filler seat (34).
6. a kind of single shaft oar blade type vacuum continuous drier as described as claim 1 or 5, is characterized in that, the outer wall of described cylindrical shell (13) is provided with vacuum extractor (12), and the outer wall cover of cylindrical shell has chuck (14).
CN201310371199.4A 2013-08-22 2013-08-22 A kind of single shaft oar blade type vacuum continuous drier Active CN103438676B (en)

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CN103438676B CN103438676B (en) 2016-01-13

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107764106A (en) * 2017-09-22 2018-03-06 昆明理工大学 A kind of rotation blade heat exchanger
CN109855412A (en) * 2019-04-10 2019-06-07 魏俊虎 Vacuum blade dryer
CN111649579A (en) * 2020-04-27 2020-09-11 江苏搏斯威化工设备工程有限公司 Heat conduction rake of vacuum rake dryer
CN114923329A (en) * 2022-06-01 2022-08-19 无锡银燕化工装备科技有限公司 Positive-pressure multi-sealing mechanism of rake dryer

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0384480A2 (en) * 1989-02-23 1990-08-29 Kao Corporation Process for continously drying paste material for a high-density detergent
JPH11287560A (en) * 1998-04-02 1999-10-19 Toyo Plant:Kk Rotary type vacuum drier
CN2861907Y (en) * 2005-12-19 2007-01-24 张家兴 Fully-opened rake type stirring vacuum drier
CN200949989Y (en) * 2006-09-13 2007-09-19 许建庄 Multi-layer paddle drying machine
CN201340170Y (en) * 2008-12-26 2009-11-04 任红兵 Sealing device of double-cone vacuum dryer
CN202254652U (en) * 2011-09-01 2012-05-30 洁星环保科技投资(上海)有限公司 Hollow-blade drying machine
CN203534091U (en) * 2013-08-22 2014-04-09 杨建民 Paddle-type vacuum drying machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0384480A2 (en) * 1989-02-23 1990-08-29 Kao Corporation Process for continously drying paste material for a high-density detergent
JPH11287560A (en) * 1998-04-02 1999-10-19 Toyo Plant:Kk Rotary type vacuum drier
CN2861907Y (en) * 2005-12-19 2007-01-24 张家兴 Fully-opened rake type stirring vacuum drier
CN200949989Y (en) * 2006-09-13 2007-09-19 许建庄 Multi-layer paddle drying machine
CN201340170Y (en) * 2008-12-26 2009-11-04 任红兵 Sealing device of double-cone vacuum dryer
CN202254652U (en) * 2011-09-01 2012-05-30 洁星环保科技投资(上海)有限公司 Hollow-blade drying machine
CN203534091U (en) * 2013-08-22 2014-04-09 杨建民 Paddle-type vacuum drying machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107764106A (en) * 2017-09-22 2018-03-06 昆明理工大学 A kind of rotation blade heat exchanger
CN107764106B (en) * 2017-09-22 2019-07-16 昆明理工大学 A kind of rotation blade heat exchanger
CN109855412A (en) * 2019-04-10 2019-06-07 魏俊虎 Vacuum blade dryer
CN111649579A (en) * 2020-04-27 2020-09-11 江苏搏斯威化工设备工程有限公司 Heat conduction rake of vacuum rake dryer
CN114923329A (en) * 2022-06-01 2022-08-19 无锡银燕化工装备科技有限公司 Positive-pressure multi-sealing mechanism of rake dryer
CN114923329B (en) * 2022-06-01 2023-06-09 无锡银燕装备科技有限公司 Positive pressure multi-sealing mechanism of rake dryer

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SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20131211

Assignee: Sanmenxia Hao Bo Chemical Engineering Co., Ltd.

Assignor: Yang Jianmin

Contract record no.: 2017410000008

Denomination of invention: Single shaft paddle type vacuum continuous dryer

Granted publication date: 20160113

License type: Exclusive License

Record date: 20170508

EE01 Entry into force of recordation of patent licensing contract
TR01 Transfer of patent right

Effective date of registration: 20210826

Address after: 472000 Beiliang village, Jiaokou Township, Sanmenxia City, Henan Province (in Hubin Industrial Park)

Patentee after: Sanmenxia Hao Bo Chemical Engineering Co.,Ltd.

Address before: 472000 room 1406, unit 3, building 4, Tiansheng Yujing, Sanmenxia City, Henan Province

Patentee before: Yang Jianmin

TR01 Transfer of patent right