CN109855403A - A kind of screw-in Hopper Dryer - Google Patents
A kind of screw-in Hopper Dryer Download PDFInfo
- Publication number
- CN109855403A CN109855403A CN201910281183.1A CN201910281183A CN109855403A CN 109855403 A CN109855403 A CN 109855403A CN 201910281183 A CN201910281183 A CN 201910281183A CN 109855403 A CN109855403 A CN 109855403A
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- hole
- shield
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- 238000001035 drying Methods 0.000 claims abstract description 28
- 239000000428 dust Substances 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 17
- 238000012546 transfer Methods 0.000 abstract description 6
- 230000001413 cellular effect Effects 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 description 7
- 238000007667 floating Methods 0.000 description 5
- 239000003500 flue dust Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of screw-in Hopper Dryers, its drying device field for belonging to material, shield screen device including integrated up and down cylinder dry bucket and funnel-shaped structure, the big end of the shield screen device integrally connects with dry bucket bottom end, dry bucket top closure, the entrance of blower is connected to the top of dry bucket, and outlet passes sequentially through hot air pipe and blast pipe and is connected to shield screen device；The side wall of hole screen device is equipped with the big end mouth down setting of several through-holes and shield screen device, and hot air pipe includes tube body, is axially arranged with several fins along it on the outer wall of the tube body；The fin is in group distribution, and every group of fin includes several circle fins and every group of fin is housed in dust cover；It is equipped with cellular thermally conductive core in tubular body, the honeycomb hole of core is arranged along the axial direction of the tube body.The drying machine eliminates hot wind resistance, enters hot wind more smooth in drying machine, heat-transfer effect is good, greatly improves the drying efficiency of material.
Description
Technical field
The invention belongs to technical field of drying more particularly to a kind of hopper drying equipments.
Background technique
The hot wind of current Hopper Dryer is blown hot wind from the coniform shield screen device bottom end of hopper bottom end by blower
Enter dry bucket, to remove the moisture content of material in bucket, when hot wind is blown into upward from bottom end centre, hot wind can be formed in hopper
Resistance, wind-force are too concentrated, and make hot wind discontinuity, and resistance can make hot wind energy consumption, drying effect will receive larger
It influences.On the other hand, used heating device on existing drying equipment, the usually element of electrothermal tube etc, these electricity
Heat pipe however be exactly that surface is smooth but poor thermal efficiency (contact area is too small) or be just provided with many cooling fins (fin),
And be also easy to accumulate these floating dust when forming larger windage between fins and dust does not allow easy-clear also, sacrifice wind speed but
It also cannot get higher rate of heat exchange, influence heat exchange performance, therefore, the thermal efficiency and use reliability of entire drying equipment are again
It cannot get both.For these reasons, current drying equipment also requires further improvement optimization.
Summary of the invention
It is an object of the invention to solve above-mentioned technical problem, a kind of screw-in Hopper Dryer is provided, which disappears
The resistance flowed when entering except hot wind enters hot wind more smooth in drying machine, and heat-transfer effect is good, greatly improves the dry of material
Dry efficiency.
Technical scheme is as follows:
A kind of screw-in Hopper Dryer, the shield screen device including integrated up and down cylinder dry bucket and funnel-shaped structure,
The big end of the shield screen device integrally connects with dry bucket bottom end, dry bucket top closure, the top of the entrance of blower and dry bucket
Connection, outlet pass sequentially through hot air pipe and blast pipe and are connected to shield screen device；
The blast pipe along by shield screen device small end at side wall in tangential direction protrude into shield screen device in and it is in communication, and
The inner bottom surface of the shield screen device bottom end is in the inner concavity curved surface of hemisphere shell sape；
Center is also vacantly equipped with horn-like hole screen device at the large port of the shield screen device, and the side wall of hole screen device is equipped with
The big end mouth down setting of several through-holes and shield screen device, so that after the hot-air gushed from shield screen device bottom end can pass through through-hole
Around divergently on be rushed in the dry bucket；
The hot air pipe includes tube body, is axially arranged with several fins along it on the outer wall of the tube body；The fin is in group
Distribution, every group of fin includes several circle fins and every group of fin is housed in dust cover, and the dust filtration cover is that a snare exists
The circular ring shape lasso with tube body coaxial arrangement on tube body, the cross section of the lasso is C-shaped and its open end is glued by thermally conductive
Knot agent is pasted onto tube surfaces, and lasso is equipped with several dust filtering holes communicated with its own inner cavity；It is equipped in the tubular body
Cellular thermally conductive core, the honeycomb hole of the core along the tube body axial direction setting so that fluid can be from described
It is smoothly flowed through in honeycomb hole and realizes with expanding contact area and fully heat rapidly.
Further, it is separated between the dry bucket and shield screen device inside by one piece of horizontally disposed breathable membrane, institute
The small end for stating hole screen device is fixed on the baffle central.
Further, a ventilation tube is vertically installed, on the barrel of ventilation tube on the axis in the dry bucket
Several air holes, ventilation tube top closure are offered evenly, and bottom cap is embedded in small in the air permeable plate in the hole screen device
On port.
It further, further include the screw rod being coaxially screwed into the ventilation tube, the bottom end of the screw rod is fixed with piston,
The piston is got lodged in its natural state in the portlet of the hole screen device, can be beaten and back-outing screw rod upwards when needed
Open the portlet of shield screen device.
Further, the screw rod is divided into two sections, and one section is protruded into another section and passes through spring interface between two sections, so that
Obtain screw rod has certain retractility under responsive to axial force.
Further, it is successively arranged several layers from the bottom to top for shelving the supporting plate of material in the dry bucket, and under
Spacing between supreme supporting plate incrementally increases, and the air hole of supporting plate also incrementally increases.
Further, the bottom nozzle closing of the shield screen device.
Further, the core and the tube body are integrally formed；The fin is equipped with several through holes.
Further, the lasso is equipped with and is screwed into the intracorporal screw of pipe.
Further, 3.5% of the spacing distance Zhan Guanti overall length between adjacent two lasso.
Beneficial effects of the present invention: the hot wind and combined hole screen device that the present invention is whirled up by shield screen device make hot wind can
It more spills into quick, few resistance and equably in dry bucket, obtains good drying effect, and special hot air pipe is perfect
Ground has matched the structure design of dry bucket so that hot wind be heated it is more efficient, i.e., it is efficiently and reliable, eliminate hot wind resistance, make
Hot wind enters more smooth in drying machine, and heat-transfer effect is good, greatly improves the drying efficiency of material.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is a kind of structural schematic diagram of the screw rod of retractility；
Fig. 3 is the cross-sectional view of hot air pipe of the invention；
Fig. 4 is A-A cross-sectional view in Fig. 3.
Fig. 5 is the partial schematic diagram of the fin equipped with perforation.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Present invention will be further explained below with reference to the attached drawings and examples:
As shown in Figure 1, a kind of screw-in Hopper Dryer, including the dry bucket 1101 of cylinder integrated up and down and funnel-form
The shield screen device 1102 of structure, that is, the body part of hopper.The big end of the shield screen device 1102 and dry 1101 bottom end of bucket one
Connect, dry 1101 top closure of bucket, the entrance of blower 9 is connected to the top of dry bucket 1101, and outlet passes sequentially through hot wind
Pipe 8 and blast pipe 7 are connected to shield screen device 1102.Wherein, particularly, the blast pipe 7 of the present embodiment is along small by shield screen device 1102
Side wall at end protrudes into shield screen device 1102 and in communication in tangential direction, and the interior bottom of shield screen 1102 bottom end of device
Face is in the inner concavity curved surface of hemisphere shell sape；, by the air intake vent of hopper from the front of hopper, the tangent side of hopper is changed into, heat is made
Wind forms vorticity under the action of blower 9, by bucket wall, so that hot wind is reduced resistance in hopper, makes dry feedstock
Time shortens, and drying is more uniform.In the present embodiment, promote cyclonic effect for further the, the entrance of blast pipe 7 should be
It is arranged at the upper end edge of shield screen 1102 sphere curved surface bottom of device.
Center is also vacantly equipped with horn-like hole screen device 12, the side of hole screen device 12 at the large port of the shield screen device 1102
Wall is equipped with the big end mouth down setting of several through-holes and shield screen device 1102, so that the heat gushed from shield screen 1102 bottom end of device is empty
Gas can pass through after through-hole around divergently on be rushed in the dry bucket 1101.
As shown in Fig. 3-4, hot air pipe 8 includes tube body 1, is axially arranged with several fins 2 along it on the outer wall of tube body 1；It is described
Fin 2 is in group distribution, and every group of fin includes several circle fins 2 and every group of fin 2 is housed in dust cover 3, the dust filtration
The circular ferrule being coaxially disposed with tube body 1 that cover 3 is a snare on tube body 1, the cross section of the lasso in C type and its open
Mouth end is pasted onto the surface of tube body 1 by thermoconductive glue 4, and lasso is equipped with several dust filtering holes communicated with its own inner cavity
301, factually border adds thermogenetic flue dust size to determine to the dust filtering hole rootlet significantly, can directly block be clipped in fin 2 it
Between flue dust filter out and be advisable because biggish soot dust granule is that vortex street effect between fin cannot remove.In the pipe
Cellular thermally conductive core 5 is equipped with inside body 1, the honeycomb hole of the core 5 is arranged along the axial direction of the tube body 1, so that
Fluid can smoothly be flowed through out of described honeycomb hole and fully be heated rapidly, further guarantee heat transfer effect.Above-mentioned heat
Air hose 8 integrally coaxially can be vacantly mounted on inside a pipeline, which is connected with above-mentioned blast pipe 7, makes when installing and using
Air-flow can obtain rapid heating flowing through 8 tubular body of hot air pipe and outside, and the thermal efficiency is more preferable.
Working principle: when in use, material being put into dry bucket 1101, then starts blower 9 towards filling in hot air pipe 8
Wind, the hot wind in hot air pipe 8 flow into shield screen device 1102 through blast pipe 7, form the swirl shape hot wind of rising, and in hole screen device 12
It is divergently circulated into the drying bucket 1101 of top after the hot wind gushed in the lower gathering of effect, the material in dry bucket 1101 is carried out
It is dry, 8 circulating-heating of hot air pipe finally is sent back to via the backwind tube 10 at top and is used, and so on, with abundant dried material.By
In in dry materials are handled, high temperature wind is blown into dry bucket 1101 by this drying machine by drying air fan 9, after toasting raw material,
Moisture content original in bucket is taken away, to achieve the purpose that remove institute's water content in raw material.The wind that blower 9 is produced by boasting passes through wind-heat
After pipe heating, become high temperature drying hot wind, by screw-in hopper, hot wind made to form vorticity by bucket wall, and lead into
Hole screen device 12 and shield screen device 1102 make hot wind in charging basket uniformly through and taking away the moisture content in bucket in raw material, then absorb
The wind of moisture content is discharged from backwind tube 10, returns blower 9, and such circulation greatly promotes drying efficiency, improves energy utilization
Rate.In addition, inevitably having the floating refuses such as floating dust due to being that material is dried when dry and returning in hot air pipe 8, easily
Hot air pipe 8 is damaged, and the heating element of existing general such as electrothermal tube etc otherwise be exactly that surface is smooth still
Poor thermal efficiency or many cooling fins are just provided with, and are easy to accumulate these floating dust between fins, influences heat exchange
Can, and this drying machine largely slows down this problem specifically for the wind-heat Guan Zecong that this drying structure designs, rib
Piece is arranged in groups, and every group of fin is covered by lasso, and several dust filtering holes are arranged on lasso, to prevent the bulky grain cigarette of floating
Dirt enters and presss from both sides between the fins, influences the conductivity of heat of fin, meanwhile, in order to guarantee that the heat exchange property of heating device does not reduce,
Spy bonds installation lasso using thermoconductive glue, guarantees that lasso will not generate on the basis of releasable connection because of removable structure
Thermal contact resistance lead to the reduction of overall heat exchange effect, also, cellular thermally conductive core is set in tubular body, fluid is made to exist
It is flowed through in core, increases contact area, greatly promote heat transfer effect.
In order to advanced optimize the structure of drying machine, promotes thermal current and flow uniform effect, further, the drying
It is separated between bucket 1101 and shield screen 1102 inside of device by one piece of horizontally disposed breathable membrane, the small end of the hole screen device 12
It is fixed on the baffle central.
Further, a ventilation tube 15 is vertically installed on the axis in the dry bucket 1101, ventilation tube 15
Several air holes, 15 top closure of ventilation tube are equably offered on barrel, bottom cap is embedded in described in the hole screen device 12
In portlet in air permeable plate, so that partial air leads to quickly through gushing on ventilation tube 15 as the quick of thermal current
Road uses.
It further, further include the screw rod 14 being coaxially screwed into the ventilation tube 15, the bottom end of the screw rod 14 is fixed
Have piston 13, the piston 13 is got lodged in its natural state in the portlet of the hole screen device 12, can pass through when needed to
On back-out screw rod 14 and open the portlet of shield screen device 1102 so that selectively opened above-mentioned express passway if necessary.
Further, it is two sections that the screw rod 14, which is divided to, and one section is protruded into another section and passes through spring interface between two sections, with
So that screw rod 14 has certain retractility under responsive to axial force, the thermal current of lower section injection can achieve in specified pressure
When, express passway is opened in time, plays a protective role and balance the effect using hot gas.
Further, it is successively arranged the supporting plate 16 that several layers are used to shelve material from the bottom to top in the dry bucket 1101,
And the spacing between supporting plate 16 from the bottom to top incrementally increases, and the air hole of supporting plate 16 also incrementally increases, so that each layer
Material uniform drying as far as possible.
Further, the bottom nozzle closing of the shield screen device 1102, the flow velocity that the thermal current poured in can be made upward increase
Greatly.Certainly bottom nozzle can also be opened when necessary, to inject upward hot gas simultaneously, promote heating speed, bottom nozzle
Blind flange can be set.
Further, the core 5 is integrally formed with the tube body 1, to reduce thermal contact resistance, guarantees ideal heat exchange effect
Fruit.
Further, the lasso (dust cover 3) is equipped with the screw 6 being screwed into tube body 1, to reinforce lasso, and makes to cover
More closely, heat-conducting effect is more preferably for circle, the contact of thermoconductive glue 4, tube body 1.
Further, the spacing distance D between adjacent two lasso accounts for the 3.5% of 1 overall length of tube body, and heat transfer effect is preferable, and
Biggish flue dust is not easy on the outer wall for accumulating in the tube body 1 between adjacent two lasso.
Further, as shown in figure 5, the fin 2 is equipped with several through holes, in order to which thermal current is in dust cover 3
Flowing.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of screw-in Hopper Dryer, the shield screen device including integrated up and down cylinder dry bucket and funnel-shaped structure, institute
The big end for stating shield screen device integrally connects with dry bucket bottom end, dry bucket top closure, and the top of the entrance of blower and dry bucket connects
Logical, outlet passes sequentially through hot air pipe and blast pipe and is connected to shield screen device；It is characterized by:
The blast pipe along by shield screen device small end at side wall in tangential direction protrude into shield screen device in and it is in communication and described
The inner bottom surface of shield screen device bottom end is in the inner concavity curved surface of hemisphere shell sape；
Center is also vacantly equipped with horn-like hole screen device at the large port of the shield screen device, and the side wall of hole screen device is equipped with several
The big end mouth down setting of through-hole and shield screen device, so that the hot-air gushed from shield screen device bottom end can pass through Xiang Si after through-hole
Week divergently on be rushed in the dry bucket；
The hot air pipe includes tube body, is axially arranged with several fins along it on the outer wall of the tube body；The fin is distributed in group,
Every group of fin includes several circle fins and every group of fin is housed in dust cover, and the dust filtration cover is a snare on tube body
The circular ring shape lasso with tube body coaxial arrangement, the cross section of the lasso is C-shaped and its open end is viscous by thermoconductive glue
Tube surfaces are attached to, lasso is equipped with several dust filtering holes communicated with its own inner cavity；Honeycomb is equipped in the tubular body
Thermally conductive core, the honeycomb hole of the core along the tube body axial direction setting so that fluid can be from the honeycomb hole
It is interior smoothly to flow through and realize with expanding contact area and fully heat rapidly.
2. a kind of screw-in Hopper Dryer according to claim 1, it is characterised in that: inside the drying bucket and shield screen device
Between separated by one piece of horizontally disposed breathable membrane, the small end of the hole screen device is fixed on the baffle central.
3. a kind of screw-in Hopper Dryer according to claim 2, it is characterised in that: erected on the axis in the drying bucket
One ventilation tube directly is installed, several air holes, ventilation tube top closure, bottom are equably offered on the barrel of ventilation tube
End shield is embedded in the portlet in the air permeable plate in the hole screen device.
4. a kind of screw-in Hopper Dryer according to claim 3, it is characterised in that: further include coaxially be screwed into it is described
Screw rod in inflator, the bottom end of the screw rod are fixed with piston, and the piston gets lodged in the small of the hole screen device in its natural state
In port, the portlet of shield screen device can be opened and back-outing screw rod upwards when needed.
5. a kind of screw-in Hopper Dryer according to claim 4, it is characterised in that: the screw rod is divided into two sections, one section
It protrudes into another section and passes through spring interface between two sections, so that screw rod has certain retractility under responsive to axial force.
6. a kind of screw-in Hopper Dryer according to claim 1, it is characterised in that: it is described drying bucket in from the bottom to top according to
The secondary supporting plate for being used to shelve material equipped with several layers, the spacing between supporting plate from the bottom to top incrementally increases and the air hole of supporting plate
Also it incrementally increases.
7. a kind of screw-in Hopper Dryer according to claim 1, it is characterised in that: the bottom nozzle envelope of the shield screen device
It closes.
8. according to screw-in Hopper Dryer described in claim 1, it is characterised in that: the core and the tube body are integrally formed；
The fin is equipped with several through holes.
9. screw-in Hopper Dryer according to claim 1, it is characterised in that: the lasso is intracorporal equipped with pipe is screwed into
Screw.
10. screw-in Hopper Dryer according to claim 1, it is characterised in that: the spacing distance between adjacent two lasso
The 3.5% of Zhan Guanti overall length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910281183.1A CN109855403B (en) | 2019-04-09 | 2019-04-09 | Screw-in type hopper dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910281183.1A CN109855403B (en) | 2019-04-09 | 2019-04-09 | Screw-in type hopper dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109855403A true CN109855403A (en) | 2019-06-07 |
| CN109855403B CN109855403B (en) | 2023-11-21 |
Family
ID=66903667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910281183.1A Active CN109855403B (en) | 2019-04-09 | 2019-04-09 | Screw-in type hopper dryer |
Country Status (1)
| Country | Link |
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| CN (1) | CN109855403B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014062655A (en) * | 2012-09-20 | 2014-04-10 | Panasonic Corp | Dehumidifier |
| CN203810878U (en) * | 2014-03-07 | 2014-09-03 | 江门市携成机械有限公司 | Efficient drying machine |
| CN106247689A (en) * | 2016-08-15 | 2016-12-21 | 安徽天祥空调科技有限公司 | A kind of air-conditioning heat exchanger of dust-proof constant temperature heat radiation |
| EP3306210A1 (en) * | 2015-05-29 | 2018-04-11 | Mitsubishi Electric Corporation | Heat exchange ventilation device |
| CN208035073U (en) * | 2018-01-03 | 2018-11-02 | 杭州里德精密结构件有限公司 | Hopper Dryer with hot air recovery |
| CN208468809U (en) * | 2018-04-18 | 2019-02-05 | 南京利佳塑料发展有限公司 | A kind of hot air type plastic dryer |
| CN209877525U (en) * | 2019-04-09 | 2019-12-31 | 重庆信鼎精密机械有限公司 | Screw-in type hopper dryer |
-
2019
- 2019-04-09 CN CN201910281183.1A patent/CN109855403B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014062655A (en) * | 2012-09-20 | 2014-04-10 | Panasonic Corp | Dehumidifier |
| CN203810878U (en) * | 2014-03-07 | 2014-09-03 | 江门市携成机械有限公司 | Efficient drying machine |
| EP3306210A1 (en) * | 2015-05-29 | 2018-04-11 | Mitsubishi Electric Corporation | Heat exchange ventilation device |
| CN106247689A (en) * | 2016-08-15 | 2016-12-21 | 安徽天祥空调科技有限公司 | A kind of air-conditioning heat exchanger of dust-proof constant temperature heat radiation |
| CN208035073U (en) * | 2018-01-03 | 2018-11-02 | 杭州里德精密结构件有限公司 | Hopper Dryer with hot air recovery |
| CN208468809U (en) * | 2018-04-18 | 2019-02-05 | 南京利佳塑料发展有限公司 | A kind of hot air type plastic dryer |
| CN209877525U (en) * | 2019-04-09 | 2019-12-31 | 重庆信鼎精密机械有限公司 | Screw-in type hopper dryer |
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| Publication number | Publication date |
|---|---|
| CN109855403B (en) | 2023-11-21 |
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