CN105066628B - Tail recuperation of heat sieve aperture turnover plate type drying machine - Google Patents
Tail recuperation of heat sieve aperture turnover plate type drying machine Download PDFInfo
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- CN105066628B CN105066628B CN201510497145.1A CN201510497145A CN105066628B CN 105066628 B CN105066628 B CN 105066628B CN 201510497145 A CN201510497145 A CN 201510497145A CN 105066628 B CN105066628 B CN 105066628B
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- air
- impeller
- heat
- plate type
- sieve aperture
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- 238000001035 drying Methods 0.000 title claims abstract description 29
- 230000007306 turnover Effects 0.000 title claims abstract description 22
- 238000005192 partition Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 16
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 19
- 239000002918 waste heat Substances 0.000 description 6
- 230000003068 static effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007605 air drying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Drying Of Solid Materials (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of tail recuperation of heat sieve aperture turnover plate type drying machine, dry box body is conveyed equipped with top-down sieve aperture turnover plate type；Dry box body is divided into the dry section of upper, middle and lower three；Upper dry section empties after air heat exchanger connects air-introduced machine, the Fresh air vent connection blower inlet of air heat exchanger, the steam fin heats device in blower outlet connection in dry section；The draught fan impeller has the structure that blade is hollow anti-water-drop-shaped；Air-introduced machine appearance profile line is involute.Tail recuperation of heat of the present invention is succinctly reasonable, is discharged by the damp and hot tail gas of recuperation of heat by air-introduced machine, carries out effectively cooling and further tail recuperation of heat to completing dry material, promotes energy-saving and emission-reduction；Blade realizes the clearing up in real time and increase the impeller intensity of wind turbine of dust for the structure of hollow anti-water-drop-shaped, enhances stability and effectively prevents the security incident that dust accumulation triggers, has a extensive future.
Description
Technical field
The present invention relates to a kind of drying machine, refer specifically to air-introduced machine will not dust accumulation tail recuperation of heat sieve aperture turnover plate type drying machine.
Background technology
Air drier is due to technology maturation, adaptable, operating cost is low, highly reliable, becomes dry materials
One of preferred unit.Sieve aperture turnover plate type drying machine is one kind of air drier, have it is simple in structure, working ability is especially strong
Feature, and due to material, successively blanking is overturn in the process of running, thus dry product quality is especially uniformly reliable.Sieve aperture
Turnover plate type drying machine needs constantly to discharge damp and hot tail gas in the drying process to promote drying process, due to being rich in emission
A large amount of tail heat, so need to tail gas into end of line heat recovery operation, thus the tail recuperation of heat design optimized has important meaning
Justice.
Air-introduced machine is the key equipment of sieve aperture turnover plate type drying machine hydrofuge, and air-introduced machine is generally centrifugal blower, air-introduced machine
Continuously, stabilization, reliably working are very crucial to drying machine hydrofuge, since the occasion that drying machine uses all contains certain powder mostly
Dirt, air-introduced machine work when, air-flow by during high-speed rotating draught fan impeller since centrifugation, dust granule can depart from gas
Stream is mutually deposited and is attached on draught fan impeller.
Since draught fan impeller rotating speed is generally all higher, as long as with the presence of micro dust in air-flow, after working long hours all
More dust can be accumulated, so as to change the rotating balance of draught fan impeller, if draught fan impeller does not have self purification to dust
Also do not clear up in time, will static state cumulative and that draught fan impeller is altered in steps and dynamic equilibrium, so as to produce vibration.
Come off once the dust that running into has part hardened is vibrated, the dynamic rotary away from air-introduced machine will balance, then produce immediately
Judder, this may trigger serious personnel and equipment safety accident.
Therefore, if a kind of centrifugal type draught fan impeller can be designed, cleaning automatically can be carried out and just caused without worry
Dust accumulates, and all has especially important meaning for keeping the reliable and stable work of air-introduced machine and preventing security incident.
The content of the invention
The technical problem to be solved in the present invention is to overcome the shortcomings of the prior art and provide a kind of simple and practical in structure, energy
The tail recuperation of heat sieve aperture turnover plate type drying machine of dust on automatic cleaning draught fan impeller.
For overcome the deficiencies in the prior art, the present invention takes following technical scheme：
A kind of tail recuperation of heat sieve aperture turnover plate type drying machine, including dry box body and air-introduced machine, it is characterised in that；Drying machine
Babinet is equipped with driving wheel, follower and stainless steel sieve and forms top-down sieve aperture turnover plate type conveying；Have in dry box body
Dry box body is divided into the dry section of upper, middle and lower three by middle partition plate and lower clapboard；Upper dry section connects air inducing through air heat exchanger
Emptied after machine, air heat exchanger inlet end connection air, outlet side connects blower inlet through air hose, and blower outlet connects
Connect the steam fin heats device in dry section；The air-introduced machine includes draught fan impeller and casing, and draught fan impeller is carried on the back including impeller
Plate, impeller panel and blade, blade arrangement is into impeller Axial and radial, centrosymmetric hollow anti-water-drop-shaped；Hollow anti-water-drop-shaped leaf
Piece connects impeller panel and is welded to form impeller bodies with impeller backboard；Impeller panel is equipped with air inlet, impeller backboard passes through riveting
Nail is fixed and connection shaft seat, axle bed are connected by axis hole and fan shaft；Casing is equipped with air inlet and air outlet, casing
Appearance profile line is involute, and the round heart of involute is overlapped with wind turbine axle center, and involute is since on the inside of shell air outlet, line
Radius is gradually increased with involute circle, is terminated to shell air outlet outside, shell air outlet width is equal to involute circumference；Machine
Shell air inlet is equipped with cover board, also has air inlet to be easy to connecting pipe on cover board, and axle center and impeller axle center overlap.
The lower dry section is linked back air blower through air hose, further realizes tail recuperation of heat.
The dry box body is equipped with feed hopper and discharge bucket, realizes the charging drying of serialization.
The hollow anti-water-drop-shaped blade is combined into by the welding of two panels Curved surface metal, and has symmetrical streamline shape.
The casing is fixed on engine base.Casing plays sealing process, and air inlet air inlet is rotated by impeller obtains kinetic energy,
And energy conversion is carried out in casing, a part of kinetic energy is converted to the static energy of gas, so output gas flow is moved with speed
Pressure head also has hydrostatic head, and sum of the two is exactly blower press.
Shell air inlet can connect air hose according to need, and inlet air velar plate is detachable, be bolted to connection casing, machine
The scroll casing shape of shell gradually opens the needs that profile meets that Fan casing is closed, conveying gas realizes energy efficient conversion at the same time, makes output gas
Stream can reach required flow and total head.
The shell air inlet cover board is bolted to connection casing, and can dismantle.
When equipment works, the damp and hot tail gas in upper dry section is attracted by air-introduced machine, from bottom to top through air heater, with
Emptied after the fresh air heat exchange passed through from right to left；Middle dry section is blasted by air blower after fresh air is preheated, by fin
Steam heater is reheated, and reaches required temperature.
Through fin steam heater heating after high-temperature gas centering dry section carry out heated-air drying, middle dry section air-flow by
From left to right carries out air-flow through dry materials are carried out, by middle clapboard end and turns back, and from right to left through upper dry section, thus has foot
The enough time carries out material high-efficiency drying with path.
Material needs cooling to meet processing and storage request after drying, therefore by flow of cooled air by dextrad
A left side cools down material through lower dry section, and material is dried once again using waste heat, and the waste heat gas of lower dry section can
It is linked back air blower by air hose, further realizes waste heat recovery.
The draught fan impeller of the present invention is in use, since blade design is into hollow anti-water-drop-shaped, and sharf radial center
Symmetrically, thus at a high speed rotate when, blade surface under the action of the centrifugal force have centrifugation self purification, make dust be subject to centrifuge masterpiece
With and can not adhere to, do not interfere with dynamic, the static balancing of impeller thus, will not more accumulate dust；This blade construction
Technical solution, is particularly suitable for the big wide impeller air-introduced machine of delivery air amount and uses.
Compared with prior art, beneficial effects of the present invention also reside in：
Tail recuperation of heat is succinctly reasonable, is discharged by the damp and hot tail gas of recuperation of heat by air-introduced machine, to completing dry material
Effectively cooling and further tail recuperation of heat are carried out, promotes energy-saving and emission-reduction；Sieve aperture turnover plate type drying machine is adapted to water evaporation quantity smaller,
But the higher dry materials of the uniformity.
Blade design is into hollow anti-water-drop-shaped, and sharf radial center is symmetrical, makes its wind turbine backboard connected and face
The anti-relative torsion of plate, extruding rigidity are extremely strong, the fracture of fan blade connection backboard root caused by can preventing long-time use.
Blade design is into hollow anti-water-drop-shaped, and sharf radial center is symmetrical, even with relatively thin board making wind
Machine impeller can also obtain higher intensity, ensure to stablize, reliably use, can save material, easy to make, be also beneficial to equipment
Light and handyization.
Hollow anti-water-drop-shaped blade has streamline shape, and steadily skimming over property is fabulous for blade air, so fan operation noise
It is especially small, improve working environment.
The present invention by Vanes on Induced Draft Fan ingehious design into hollow anti-water-drop-shaped, and the symmetrical shape of sharf radial center,
The real-time cleaning of dust on blade is realized, the service life of equipment is extended and can effectively prevent the safety that dust accumulation triggers
Accident, has a extensive future.
Brief description of the drawings
Fig. 1 is the planar structure schematic diagram of the present invention
Fig. 2 is the planar structure schematic diagram of draught fan impeller.
Fig. 3 is the cross-sectional view of draught fan impeller.
Fig. 4 is the planar structure schematic diagram of air-introduced machine.
Each label represents in figure：
A, air-introduced machine；C, D is turnover panel blanking position；1st, feed hopper；2nd, sieve aperture turnover panel conveys；3rd, dry box body；4、
Air heat exchanger；5th, air blower；6th, steam fin heats device；7th, intermediate bulkhead；8th, lower clapboard；9th, base spacer；10th, 11 be wind
Pipe；31st, anti-water-drop-shaped blade；32nd, impeller is cylindrical；33rd, impeller air inlet；34th, axle bed；35th, rivet；36th, axis hole；37th, impeller
Backboard；38th, impeller panel；41st, impeller；42nd, shell air inlet；43rd, involute is justified；44th, engine base；45th, casing；46th, casing into
Air port cover board；47th, shell air outlet；B, shell air outlet width.
Embodiment
In conjunction with attached drawing, the present invention is further elaborated with.
Tail recuperation of heat sieve aperture turnover plate type drying machine as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including dry box body 3 and air inducing
Machine A, dry box body 3 are equipped with driving wheel, follower and stainless steel sieve and form top-down sieve aperture turnover plate type conveying 2；It is dry
There are middle partition plate 7 and lower clapboard 8 to divide dry box body 3 for the dry section of upper, middle and lower three in dry box body 3；Upper dry section is through sky
Gas heat exchanger 4 empties after connecting air-introduced machine A, and 4 inlet end of air heat exchanger connection air, outlet side connects air blower through air hose 11
5 air inlets, the steam fin heats device 6 in the connection of 5 air outlet of air blower in dry section；The air-introduced machine includes draught fan impeller 41
With casing 45, draught fan impeller 41 includes impeller backboard 37, impeller panel 38 and blade 31, blade 31 be arranged to impeller Axial and radial,
Centrosymmetric hollow anti-water-drop-shaped；Hollow anti-water-drop-shaped blade 31 connects impeller panel 38 and is welded to form with impeller backboard 37
Impeller bodies；Impeller panel 38 is equipped with air inlet 33, impeller backboard 37 is fixed by rivet 35 and connection shaft seat 34, and axle bed 34 is logical
Axis hole 36 is crossed to be connected with fan shaft；Casing 45 is equipped with air inlet 42 and air outlet 47, and cabinet form contour line is gradually
Burst at the seams, the round heart of involute is overlapped with wind turbine axle center, and involute is since the inner side of shell air outlet 47, and line radius is with involute
Circle is gradually increased, and is terminated to the outside of shell air outlet 47, and shell air outlet width B is equal to involute and justifies 43 girths；Casing inlet air
Mouth 42 is equipped with cover board 46, also has air inlet to be easy to connecting pipe on cover board, and axle center and impeller axle center overlap.
The lower dry section is linked back air blower 5 through air hose 10, further realizes tail recuperation of heat.
The dry box body is equipped with feed hopper 1 and discharge bucket, realizes the charging drying of serialization.
The hollow anti-water-drop-shaped blade 31 is combined into by the welding of two panels Curved surface metal, and has symmetrical streamline shape.
The casing 45 is fixed on engine base 44.Casing 45 plays sealing process, and 42 air inlet of air inlet is revolved by impeller 41
Turn to obtain kinetic energy, and energy conversion is carried out in casing 45, a part of kinetic energy is converted to the static energy of gas, so makes output gas
There is stream speed dynamic head to also have hydrostatic head, and sum of the two is exactly blower press.
Shell air inlet 42 can connect air hose according to need, and inlet air velar plate 46 is detachable, is bolted to connection machine
Shell 45, the scroll casing shape of casing 45 gradually open the needs that profile meets that Fan casing is closed, conveying gas realizes energy efficient conversion at the same time,
Output gas flow is set to reach required flow and total head.
The shell air inlet cover board 46 is bolted to connection casing 15, and can dismantle.
When equipment works, the damp and hot tail gas in upper dry section is attracted by air-introduced machine A, from bottom to top through air heater 4,
Emptied after exchanging heat with the fresh air passed through from right to left；Middle dry section is blasted by air blower 5 after fresh air is preheated, by wing
Piece steam heater 6 is reheated, and reaches required temperature.
High-temperature gas centering dry section after the heating of fin steam heater 6 carries out heated-air drying, middle dry section air-flow
From left to right through dry materials are carried out, air-flow is carried out by middle 7 termination of partition plate and is turned back, from right to left through upper dry section, thus
There is time enough with path to carry out material high-efficiency drying.
Material needs cooling to meet processing and storage request after drying, therefore by flow of cooled air by dextrad
A left side cools down material through lower dry section, and material is dried once again using waste heat, and the waste heat gas of lower dry section can
It is linked back air blower 5 by air hose 10, further realizes waste heat recovery.
The draught fan impeller of the present invention is in use, since blade design is into hollow anti-water-drop-shaped, and sharf radial center
Symmetrically, thus at a high speed rotate when, blade surface under the action of the centrifugal force have centrifugation self purification, make dust be subject to centrifuge masterpiece
With and can not adhere to, do not interfere with dynamic, the static balancing of impeller thus, will not more accumulate dust；This blade construction
Technical solution, is particularly suitable for the big wide impeller air-introduced machine of delivery air amount and uses.
Above-mentioned simply presently preferred embodiments of the present invention, not makees the present invention limitation in any form.It is any to be familiar with sheet
The technical staff in field, in the case where not departing from technical solution of the present invention scope, all using the technology contents of the disclosure above
Many possible changes and modifications are made to technical solution of the present invention, or are revised as the equivalent embodiment of equivalent variations.Therefore, it is all
It is the content without departing from technical solution of the present invention, any is simply repaiied to made for any of the above embodiments according to the technology of the present invention essence
Change, equivalent variations and modification, should all fall in the range of technical solution of the present invention protection.
Claims (5)
1. a kind of tail recuperation of heat sieve aperture turnover plate type drying machine, including dry box body and air-introduced machine, it is characterised in that；Dry cabinet
Body is equipped with driving wheel, follower and stainless steel sieve and forms top-down sieve aperture turnover plate type conveying；In having in dry box body
Dry box body is divided into the dry section of upper, middle and lower three by partition plate and lower clapboard；Upper dry section connects air-introduced machine through air heat exchanger
After empty, air heat exchanger inlet end connection air, outlet side through air hose connect blower inlet, blower outlet connection
Steam fin heats device in middle dry section；Lower dry section is linked back air blower through air hose；The air-introduced machine include draught fan impeller and
Casing, draught fan impeller include impeller backboard, impeller panel and blade, and blade arrangement is into impeller Axial and radial, centrosymmetric hollow
Anti- water-drop-shaped；Hollow anti-water-drop-shaped blade connection impeller panel is simultaneously welded to form impeller bodies with impeller backboard；Impeller panel is set
There is air inlet, impeller backboard is fixed by rivet and connection shaft seat, axle bed are connected by axis hole and fan shaft；Casing
Equipped with air inlet and air outlet, cabinet form contour line is involute, and the round heart of involute is overlapped with wind turbine axle center, involute from
Start on the inside of shell air outlet, line radius is gradually increased with involute circle, is terminated to shell air outlet outside, shell air outlet
Width is equal to involute circumference；Shell air inlet is equipped with cover board, also has air inlet to be easy to connecting pipe on cover board, and axle center and
Impeller axle center overlaps.
2. tail recuperation of heat sieve aperture turnover plate type drying machine according to claim 1, it is characterised in that：The dry box body is equipped with
Feed hopper and discharge bucket, realize the charging drying of serialization.
3. tail recuperation of heat sieve aperture turnover plate type drying machine according to claim 1, it is characterised in that：The hollow anti-water-drop-shaped leaf
Piece is combined into by the welding of two panels Curved surface metal, and has symmetrical streamline shape.
4. tail recuperation of heat sieve aperture turnover plate type drying machine according to claim 1, it is characterised in that：The casing is fixed on engine base
On.
5. tail recuperation of heat sieve aperture turnover plate type drying machine according to claim 1, it is characterised in that：The shell air inlet cover board
Casing is bolted to connection, and can be dismantled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497145.1A CN105066628B (en) | 2015-08-14 | 2015-08-14 | Tail recuperation of heat sieve aperture turnover plate type drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497145.1A CN105066628B (en) | 2015-08-14 | 2015-08-14 | Tail recuperation of heat sieve aperture turnover plate type drying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105066628A CN105066628A (en) | 2015-11-18 |
| CN105066628B true CN105066628B (en) | 2018-04-17 |
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ID=54496059
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510497145.1A Active CN105066628B (en) | 2015-08-14 | 2015-08-14 | Tail recuperation of heat sieve aperture turnover plate type drying machine |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2084183U (en) * | 1990-12-19 | 1991-09-04 | 克山县克山粮库 | Laminated grain direr |
| CN201810564U (en) * | 2010-09-07 | 2011-04-27 | 刘忠宜 | Centrifugal fan capable of axial air inlet and outlet |
| CN102022376B (en) * | 2010-11-05 | 2012-08-15 | 聂伟 | Suction fan impeller of mower |
| TW201323730A (en) * | 2011-12-07 | 2013-06-16 | Hon Hai Prec Ind Co Ltd | Fan and fan assembly |
| CN103575077B (en) * | 2013-11-07 | 2015-09-16 | 浙江大学 | A kind of Multi-layer belt type drying system |
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| CN105066628A (en) | 2015-11-18 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Jiang Xiangchu Inventor before: Yang Zhenghua Inventor before: Yin Yongzhong Inventor before: Zeng Aihua |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180119 Address after: 325615 Yueqing Province, the town of Jing Jing, Zhejiang, East Village Road, East Lane, Lane No. 39, No. 6 Applicant after: Jiang Xiangchu Address before: 416000 Hunan, Xiangxi Tujia and Miao Autonomous Prefecture, Jishou City People's road, No. 120 Applicant before: Jishou University |
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Effective date of registration: 20181122 Address after: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee after: Huzhou You Yan Intellectual Property Service Co., Ltd. Address before: 325615 No. 39 lane, East Bridge Road, Jingdong village, Yueqing, Zhejiang, China. 6 Patentee before: Jiang Xiangchu |